CN114887097A - Supply recovery device and supply recovery method - Google Patents
Supply recovery device and supply recovery method Download PDFInfo
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- CN114887097A CN114887097A CN202210674119.1A CN202210674119A CN114887097A CN 114887097 A CN114887097 A CN 114887097A CN 202210674119 A CN202210674119 A CN 202210674119A CN 114887097 A CN114887097 A CN 114887097A
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- 238000011084 recovery Methods 0.000 title claims abstract description 62
- 238000000034 method Methods 0.000 title claims abstract description 27
- 239000007788 liquid Substances 0.000 claims abstract description 178
- 239000000645 desinfectant Substances 0.000 claims abstract description 133
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 128
- 230000001954 sterilising effect Effects 0.000 claims description 13
- 230000005484 gravity Effects 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 239000003595 mist Substances 0.000 claims description 7
- 230000001276 controlling effect Effects 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims 1
- 230000002421 anti-septic effect Effects 0.000 abstract description 30
- 238000012423 maintenance Methods 0.000 abstract description 7
- 210000003437 trachea Anatomy 0.000 abstract description 6
- 239000007789 gas Substances 0.000 description 29
- 230000000249 desinfective effect Effects 0.000 description 20
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- KFSLWBXXFJQRDL-UHFFFAOYSA-N Peracetic acid Chemical compound CC(=O)OO KFSLWBXXFJQRDL-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- SXRSQZLOMIGNAQ-UHFFFAOYSA-N Glutaraldehyde Chemical compound O=CCCCC=O SXRSQZLOMIGNAQ-UHFFFAOYSA-N 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000002085 irritant Substances 0.000 description 1
- 231100000021 irritant Toxicity 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229940054441 o-phthalaldehyde Drugs 0.000 description 1
- ZWLUXSQADUDCSB-UHFFFAOYSA-N phthalaldehyde Chemical compound O=CC1=CC=CC=C1C=O ZWLUXSQADUDCSB-UHFFFAOYSA-N 0.000 description 1
- 235000019633 pungent taste Nutrition 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
- A61L2/18—Liquid substances or solutions comprising solids or dissolved gases
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/24—Apparatus using programmed or automatic operation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/26—Accessories or devices or components used for biocidal treatment
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/10—Apparatus features
- A61L2202/14—Means for controlling sterilisation processes, data processing, presentation and storage means, e.g. sensors, controllers, programs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/10—Apparatus features
- A61L2202/15—Biocide distribution means, e.g. nozzles, pumps, manifolds, fans, baffles, sprayers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/20—Targets to be treated
- A61L2202/24—Medical instruments, e.g. endoscopes, catheters, sharps
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- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The invention discloses a supply recovery device and a supply recovery method. The device is including the air compressor machine that connects gradually, liquid reserve tank and disinfection groove, disinfection tank bottoms portion is higher than the liquid reserve tank top, the liquid reserve tank is provided with the antiseptic solution runner pipe, trachea interface and antiseptic solution interface, antiseptic solution runner pipe one end sets up the low liquid level department in the liquid reserve tank, the other end communicates to the bottom of disinfection groove through antiseptic solution interface and first ooff valve, be provided with the inlet air pipeline between air compressor machine and the trachea interface, be provided with the three-way valve on the inlet air pipeline, the second interface and the third interface of three-way valve communicate with the end intercommunication of giving vent to anger of trachea interface and air compressor machine respectively, first interface connection has exhaust pipe. The device finishes the supply of the disinfectant under the driving of the air compressor, so that the disinfectant is contained in the disinfection tank only when the disinfection is needed, and the harmful gas is prevented from being discharged outwards by the disinfectant in the disinfection tank when the disinfection is not needed; in addition, the air compressor does not contact disinfectant or harmful gas, the service life is long, and the maintenance cost is reduced.
Description
Technical Field
The invention relates to the field of disinfection technology treatment, in particular to a supply and recovery device and a supply and recovery method.
Background
Medical instruments need to be sterilized after being cleaned, and sterilization methods can be classified into damp heat sterilization (high temperature) and chemical sterilization. The chemical disinfection step is that proper disinfectant is poured into the disinfection tank according to the capacity of the disinfection tank, instruments to be disinfected are placed into the disinfection tank, and disinfection can be completed after soaking for a certain time (the time specified in the specification of the disinfectant). According to the existing disinfection standard, the disinfectant which does not reach the service life can be reused, for example, stored in a disinfection tank for continuous use until the disinfectant is discharged after reaching the service life. At present, the common disinfectant in medical institutions is peracetic acid, o-phthalaldehyde, glutaraldehyde and the like, and all the disinfectant can emit pungent taste and cause harm to human bodies. When used according to the above disinfection standards, the disinfection solution stored in the disinfection tank is likely to generate a large amount of harmful gas.
In the prior art, a supply-recovery mode is adopted, disinfectant in a disinfection tank is recovered into a liquid storage tank when disinfection is not performed, instruments are placed into the disinfection tank firstly during disinfection, the disinfection tank is sealed to a certain extent, then the disinfectant stored in the liquid storage tank is supplied into the disinfection tank for disinfection, and the disinfectant is recovered into the liquid storage tank or discharged after a disinfection step is completed. However, since the disinfectant is corrosive, a liquid pump used when injecting the disinfectant is easily corroded, and the service life of the supply and recovery apparatus is short, and it is necessary to replace or maintain the apparatus at a later stage with a large maintenance cost.
Based on the above, there is a need for a supply and recovery device that can prevent harmful gas generated from a disinfectant in a disinfection tank from harming human body when disinfection is not performed, and has a long service life and a low maintenance cost.
Disclosure of Invention
A first object of the present invention is to provide a supply and recovery device which can prevent harmful gas generated from a disinfectant in a disinfectant tank from injuring a human body, and which is low in maintenance cost and long in service life.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a supply recovery unit, includes air compressor machine, liquid reserve tank and the disinfection groove that connects gradually, wherein: the bottom of the disinfection tank is higher than the top of the liquid storage tank; the liquid storage box comprises an air pipe interface, a disinfectant interface and a disinfectant circulating pipe, the air pipe interface is arranged at the top of the liquid storage box, one end of the disinfectant circulating pipe is arranged at the low liquid level of the liquid storage box, and the other end of the disinfectant circulating pipe is communicated with the disinfectant interface; an air inlet pipeline is arranged between the air outlet end of the air compressor and the air pipe connector, a three-way valve is arranged on the air inlet pipeline, a second connector and a third connector of the three-way valve are respectively communicated with the air pipe connector and the air outlet end of the air compressor, and a first connector of the three-way valve is connected with an exhaust pipeline; the bottom of the disinfection tank is communicated with the disinfection liquid interface to form a disinfection liquid circulation pipeline, and a first switch valve is arranged on the disinfection liquid circulation pipeline.
Optionally, the supply and recovery device further includes a liquid discharge pipe, a liquid inlet end of the liquid discharge pipe is communicated with the disinfectant liquid flow pipeline between the disinfectant tank and the first on-off valve, and a second on-off valve is disposed on the liquid discharge pipe.
Optionally, an air filter is disposed on the exhaust pipeline.
Optionally, a liquid level sensor is disposed in the liquid storage tank.
Optionally, a gas processor is disposed on the gas inlet pipeline between the gas outlet end of the air compressor and the three-way valve.
Optionally, the gas processor comprises at least one of a dryer, an oil mist separator and a pressure regulating valve.
The supply and recovery device provided by the invention has the beneficial effects that: the supply and recovery device utilizes the liquid storage function of the liquid storage tank to complete the supply of the disinfectant under the drive of the air compressor, so that the disinfectant is contained in the disinfection tank only when the disinfection is needed, and the disinfection tank is in a sealed state at the moment, thereby avoiding the situation that the disinfectant in the disinfection tank discharges gases harmful to human bodies into the air when the disinfection is not carried out; and, during supplying with, through using compressed air to impress the antiseptic solution into the disinfection groove as power, avoid harmful gas to get into the air compressor machine through setting up exhaust pipe during the recovery, compare in conventional liquid pump direct contact and supply with the antiseptic solution, should supply with recovery unit and have higher tolerance to the corrosivity of antiseptic solution, stability is higher, long service life has reduced the later maintenance cost.
The second objective of the present invention is to provide a supply and recovery method for controlling the supply and recovery device, which can reduce harmful gas generated by the disinfectant in the disinfection tank to harm human body and meet the disinfection requirement in production.
In order to achieve the purpose, the invention adopts the following technical scheme:
a supply recovery method for controlling the supply recovery device, comprising: judging whether disinfectant needs to be supplied to the disinfection tank or not; if the disinfectant needs to be supplied to the disinfection tank, closing a first interface and a second switch valve of a three-way valve, opening a second interface of the three-way valve, a third interface of the three-way valve and the first switch valve, and starting an air compressor to enable the air compressor to generate compressed air to push the disinfectant to flow into the disinfection tank from a liquid storage tank; judging whether the disinfectant needs to be recovered from the disinfection tank; if the disinfectant is required to be recovered from the disinfection tank, the first switch valve, the first interface and the second interface are opened, and the second switch valve and the third interface are closed, so that the disinfectant in the disinfection tank flows back to the liquid storage tank under the action of gravity.
Optionally, the determining whether the disinfectant needs to be supplied to the disinfection tank includes: the liquid level sensor detects the liquid level height of the disinfectant in the liquid storage tank; judging whether the liquid level is higher than a preset high liquid level, if so, supplying the disinfectant to the disinfection tank;
and/or, judging whether the disinfection solution needs to be recovered from the disinfection tank, comprising the following steps: the liquid level sensor detects the liquid level height of the disinfectant in the liquid storage tank; and judging whether the liquid level is lower than a preset low liquid level, and if so, recovering the disinfectant from the disinfection tank.
Optionally, the supply recovery method includes: judging whether the disinfectant needs to be discharged from the disinfection tank or not; if the disinfectant is required to be discharged from the disinfection tank, the first switch valve is closed, and the second switch valve is opened, so that the disinfectant in the disinfection tank flows out under the action of gravity.
Optionally, the supply recovery method includes: judging whether the disinfectant needs to be discharged from the liquid storage tank or not; if the disinfectant is required to be discharged from the storage tank, the disinfectant is supplied to the disinfection tank, and then the disinfectant is discharged from the disinfection tank after the supply is finished.
The supply and recovery method provided by the invention has the beneficial effects that: according to the control method, the supply and recovery device can be judged and controlled to respectively supply and recover the disinfectant according to actual needs, so that the disinfectant is prevented from being remained in the disinfection tank and harmful gas is discharged when the disinfectant is not disinfected, and the harmful gas can be prevented from entering the air compressor to influence the service life of the air compressor.
Drawings
FIG. 1 is a schematic supply diagram of a supply recovery device provided by the present invention;
FIG. 2 is a schematic diagram of the feed recovery apparatus provided by the present invention;
FIG. 3 is a schematic discharge view of a feed recovery device provided by the present invention;
fig. 4 is a schematic diagram of a gas processor supplied to a recovery device in accordance with the present invention.
In the figure:
1. an air compressor; 2. a liquid storage tank; 201. a tracheal tube interface; 202. a disinfectant interface; 203. a disinfectant liquid circulating pipe; 204. a liquid level sensor; 3. a disinfection tank; 4. a three-way valve; 401. a first interface; 402. a second interface; 403. a third interface; 5. an exhaust line; 6. an air filter; 7. a first on-off valve; 8. a liquid discharge pipe; 9. a second on-off valve; 10. an oil mist separator; 1002. a condensed water storage cup; 11. a pressure regulating valve; 1101. a pressure regulating valve knob; 1102. a pressure gauge; 12. an air intake line; 13. a disinfectant liquid circulation pipeline.
Detailed Description
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The following describes a supply recovery device and a supply recovery method according to the present invention with reference to fig. 1 to 4. This supply with recovery unit is used for supplying with and retrieves antiseptic solution, including the air compressor machine 1, liquid reserve tank 2 and the disinfection groove 3 that connect gradually, compare prior art and can prevent better that the produced harmful gas of antiseptic solution harms the human body when not disinfecting.
Specifically, as shown in fig. 1, the bottom of the sterilizing bath 3 is higher than the top of the reservoir 2. Alternatively, the sterilization tank 3 may be provided with a sealing cover (not shown) or an exhaust fan (not shown) to further prevent the harmful gas from directly diffusing from the sterilization tank 3 during use.
As shown in fig. 1, an air inlet pipeline 12 is disposed between an air outlet end of the air compressor 1 and the air pipe connector 201, a three-way valve 4 is disposed on the air inlet pipeline 12, a second connector 402 and a third connector 403 of the three-way valve 4 are respectively communicated with the air pipe connector 201 and the air outlet end of the air compressor 1, and a first connector 401 of the three-way valve 4 is connected with an exhaust pipeline 5. The three-way valve 4 can be used for controlling the on-off of the air inlet pipeline 12 and the exhaust pipeline 5, compressed air can be filled into the liquid storage tank 2 through the air inlet pipeline 12 by controlling different interfaces in the three-way valve 4, exhaust through the exhaust pipeline 5 is realized, and harmful gas is prevented from entering the air compressor 1. Alternatively, in the present embodiment, the air intake end of the air compressor 1 is provided with a muffler, which can reduce noise during air suction.
The bottom of disinfection groove 3 passes through antiseptic solution circulation pipeline 13 with antiseptic solution interface 202 intercommunication, is provided with first ooff valve 7 on the antiseptic solution circulation pipeline 13, opens first ooff valve 7 then the antiseptic solution can flow between liquid reserve tank 2 and disinfection groove 3. Alternatively, the first switching valve 7 is a solenoid valve.
When the disinfectant disinfection device is used, illustratively, the air compressor 1 generates compressed air, when the second interface 402 and the third interface 403 of the three-way valve 4 are in a communicated state, the compressed air enters the liquid storage tank 2 through the air inlet pipeline 12 and increases the internal pressure of the liquid storage tank 2, after the pressure in the liquid storage tank 2 is increased, the disinfectant is driven by the pressure, enters the pipe orifice of the disinfectant flowing pipe 203 at a low liquid level, and enters the disinfectant tank 3 along the disinfectant flowing pipeline 13 under the pushing of the pressure, so that the effect of supplying the disinfectant without a pump is achieved. And when the antiseptic solution that holds in the disinfection groove 3 needs to be arranged completely, the first interface 401 and the second interface 402 intercommunication of control three-way valve 4 for exhaust pipe 5 switches on, and the pressure release in the liquid reserve tank 2, the antiseptic solution that holds in the disinfection groove 3 under the effect of gravity, flows back to the liquid reserve tank 2 along above-mentioned antiseptic solution circulation pipeline 13 in, has reached the effect of no pump recovery antiseptic solution.
The supply and recovery device utilizes the liquid storage function of the liquid storage tank 2, supplies the disinfectant under the drive of the air compressor 1, and recovers the disinfectant under the action of gravity, so that the disinfectant is contained in the disinfection tank 3 only when the disinfection is needed, and the disinfection tank 3 is in a sealed state at the moment, thereby avoiding the disinfectant in the disinfection tank 3 from discharging harmful gas to the air; and, during supplying with through using compressed air to impress the antiseptic solution into disinfection groove 3 as power, avoid harmful gas to get into air compressor machine 1 through setting up exhaust pipe 5 during the recovery, compare in conventional liquid pump direct contact and supply with the antiseptic solution, should supply with recovery unit and have higher tolerance to the corrosivity of antiseptic solution, stability is higher, long service life has reduced the later maintenance cost.
Further, the supply and recovery device further includes a drain pipe 8. As shown in fig. 3, the liquid inlet end of the liquid discharge pipe 8 is connected to the disinfectant liquid flow line 13, the connection point is located between the disinfectant tank 3 and the first on-off valve 7, and the liquid discharge pipe 8 is provided with a second on-off valve 9. Optionally, in this embodiment, the liquid outlet end of the liquid discharge pipe 8 is communicated with a sewer, and the disinfectant can be directly discharged into the sewer after the second switch valve 9 is opened. Of course, in some other embodiments, the outlet end of the drain pipe 8 may be connected to other devices, such as a filtering device, which is not limited in the present invention. Alternatively, the second on-off valve 9 is a solenoid valve.
Optionally, an air filter 6 is further disposed in the exhaust pipeline 5. As shown in fig. 2, when the disinfecting liquid contained in the disinfecting tank 3 flows back into the liquid storage tank 2 along the disinfecting liquid circulation pipeline 13 under the action of gravity, the harmful gas in the liquid storage tank 2 is discharged from the exhaust pipeline 5, and in consideration of the fact that corrosive or irritant harmful gas is not directly discharged into the environment, especially when the exhaust pipeline 5 is arranged indoors, the harmful gas is directly discharged to hurt the human body, the air filter 6 is arranged to remove the harmful gas, and the harm to the human body when the disinfecting liquid is recovered is further reduced.
Further, a gas processor is arranged on the gas inlet pipeline 12 between the gas outlet end of the air compressor 1 and the three-way valve 4. Alternatively, as shown in fig. 2 and 4, in the present embodiment, the gas processor includes a dryer, an oil mist separator 10, or a pressure regulating valve 11. The dryer or the oil mist separator 10 can absorb and filter moisture or oil mist generated or released by the air compressor 1 during air compression, so as to prevent disinfectant in the liquid storage tank 2 from being diluted or polluted to influence the disinfection effect; the pressure regulating valve 11 can control the pressure in the air inlet pipeline 12, and by regulating the pressure, an operator can conveniently regulate the supply speed of the disinfectant. Further, as shown in fig. 4, the oil mist separator 10 includes a condensed water storage cup 1002 for facilitating the operator to dispose of the collected condensed water; the pressure regulating valve 11 comprises a pressure regulating valve knob 1101 and a pressure gauge 1102, which facilitates a more intuitive detection and adjustment of the pressure in the air inlet line 125 by an operator, thereby adjusting the rate at which the sterilizing liquid is supplied to the sterilizing tank 3.
Optionally, in any of the above embodiments, as shown in fig. 3, a liquid level sensor 204 is disposed in the liquid storage tank 2, and the liquid level sensor 204 can detect the level of the disinfecting liquid in the liquid storage tank 2, so as to facilitate an operator to operate the supply and recovery device according to the amount of the disinfecting liquid in the liquid storage tank 2. Illustratively, the level sensor 204 is a stainless steel level switch that is resistant to the corrosive nature of the disinfecting solution.
Further, in some embodiments, the first switch valve 7, the second switch valve 9 and the three-way valve 4 are made of stainless steel valve cores or other corrosion-resistant materials, and all the connecting pipelines are made of PE materials, so that the later maintenance cost is reduced.
In order to make better use of the above-described supply and recovery device, the present invention also provides a supply and recovery method according to which the disinfectant can be supplied and recovered more efficiently. Specifically, the supply recovery method includes:
s1, it is judged whether or not the disinfectant needs to be supplied to the disinfecting tank 3.
The judgment process needs to refer to various factors, such as whether disinfection is needed, whether sufficient disinfection solution exists in the liquid storage tank 2, whether excessive disinfection solution exists in the disinfection tank 3, and the like.
S2, if necessary, supplying the disinfectant to the disinfectant tank 3, closing the first port 401 and the second on-off valve 9 of the three-way valve 4, opening the second port 402 of the three-way valve 4, the third port 403 of the three-way valve 4, and the first on-off valve 7, and starting the air compressor 1 to make the air compressor 1 generate compressed air to push the disinfectant to flow into the disinfectant tank 3 from the liquid storage tank 2.
As shown in fig. 1, after the first interface 401 and the second switch valve 9 of the three-way valve 4 are closed, and the second interface 402 of the three-way valve 4, the third interface 403 of the three-way valve 4 and the first switch valve 7 are opened, the air inlet pipeline 12 is connected to the disinfectant circulating pipeline 13, the compressed air generated by the air compressor 1 enters the liquid storage tank 2 through the air inlet pipeline 12 to increase the internal pressure, and the disinfectant is driven by pressure to enter the nozzle of the disinfectant flowing pipe 203 at the low liquid level and enter the disinfectant tank 3 along the disinfectant flowing pipeline 13 under the pushing of the pressure, so as to achieve the effect of supplying the disinfectant without a pump.
S3, judging whether the disinfectant needs to be recovered from the disinfection tank 3.
It should be noted that, similar to step S1, the determination process also needs to refer to a plurality of factors, such as whether to stop the disinfection, whether there is too much disinfection solution in the storage tank 2, whether there is disinfection solution in the disinfection tank 3, how long the disinfection process has been performed in the disinfection tank 3, and the like. Optionally, in this embodiment, the disinfecting liquid in the disinfecting tank 3 is automatically determined to be required to be recycled after a disinfecting process is performed for a preset time.
S4, if the disinfectant needs to be recovered from the disinfection tank 3, the first on-off valve 7, the first connector 401 and the second connector 402 are opened, and the second on-off valve 9 and the third connector 403 are closed, so that the disinfectant in the disinfection tank 3 flows back to the liquid storage tank 2 under the action of gravity.
As shown in fig. 2, when the first switch valve 7, the first port 401, and the second port 402 are opened, and the second switch valve 9 and the third port 403 are closed, the exhaust pipe 5 and the disinfectant flowing pipe 13 are connected. After the exhaust pipeline 5 is conducted, the liquid storage tank 2 is in a pressure relief state, so that the disinfectant in the disinfection tank 3 can flow back to the liquid storage tank through the disinfectant circulation pipeline 13 under the action of gravity, and the effect of recovering the disinfectant without a pump is achieved. In addition, the recovery process can be stopped manually or preset recovery time can be set, for example, the first switch valve 7 is closed after certain recovery time is reached, and recovery is stopped.
According to the control method, the supply and recovery device can be judged and controlled to respectively supply and recover the disinfectant according to actual needs, so that the disinfectant is prevented from being remained in the disinfection tank and harmful gas is discharged when the disinfectant is not disinfected, and the harmful gas can be prevented from entering the air compressor 1 to influence the service life of the air compressor 1.
It should be noted that there is no absolute execution order between the above steps S1 and S2 and between the step S3 and the step S4, that is, the steps S1 and S2 may be executed first, and then the steps S3 and S4 may be executed, or the steps S3 and S4 may be executed first, and then the steps S1 and S2 may be executed. For example, when there is no disinfectant in both the tank 2 and the disinfecting tank 3 and it is necessary to add a new disinfectant to the supply and recovery device, the steps S3 and S4 may be performed first, the steps S1 and S2 may be performed when disinfection is necessary, and the steps S3 and S4 may be performed again when disinfection is stopped. Therefore, it is within the scope of the present invention to include step S1, step S2, step S3 and step S4.
Alternatively, the step S1 of determining whether or not the disinfectant needs to be supplied to the disinfecting tank 3 may specifically include the steps of:
s11, the liquid level sensor 204 detects the liquid level of the disinfecting liquid in the liquid storage tank 2.
And S12, judging whether the liquid level height is higher than a preset high liquid level.
S13, if the liquid level is higher than the preset high level, the disinfectant needs to be supplied to the disinfecting tank 3.
Wherein, predetermine high liquid level and predetermine the liquid level value in the liquid reserve tank 2, reach and predetermine high liquid level and then indicate that sufficient antiseptic solution has been held in the liquid reserve tank 2.
Alternatively, in step S3, the step of determining whether the disinfectant needs to be recovered from the disinfecting tank 3 includes the steps of:
s31, the liquid level sensor 204 detects the liquid level of the disinfecting liquid in the liquid storage tank 2.
And S32, judging whether the liquid level height is lower than a preset low liquid level.
And S33, if the liquid level is lower than the preset low liquid level, the disinfectant liquid needs to be recovered from the disinfection tank 3.
Wherein, predetermine low liquid level also predetermine the liquid level value in liquid reserve tank 2, be different from predetermineeing high liquid level, be less than predetermineeing low liquid level and then show that the antiseptic solution that needs to retrieve is in disinfection groove 3.
It should be emphasized that steps S11 through S13 and steps S31 through S33 are in parallel, that is, in some embodiments, only steps S11 through S13 may exist, and in other embodiments, only steps S31 through S33 may exist, it is understood that steps S11 through S13 and steps S31 through S33 may also be included in one embodiment, and thus the above embodiments are all within the scope of the present invention.
Further, in some embodiments, a discharge method is also included, specifically, when it is desired to discharge the sterilizing liquid from the sterilizing tank 3, the method includes the following steps:
s5, judging whether the disinfectant needs to be discharged from the disinfection tank 3.
Wherein, the judgment process needs to consider various factors such as the service life of the disinfectant, the pollution condition and the like, and the invention is not particularly limited. Optionally, in step S5, it is sensed whether the liquid level at this time is lower than the preset low liquid level by the liquid level sensor 204 disposed in the liquid storage tank 2, and if the liquid level is lower than the preset low liquid level, it indicates that the disinfectant solution to be discharged is located in the disinfection tank 3.
And S6, if the disinfectant is required to be discharged from the disinfection tank 3, closing the first switch valve 7 and opening the second switch valve 9, so that the disinfectant in the disinfection tank 3 flows out through the liquid discharge pipe 8 under the action of gravity.
Wherein, close first ooff valve 7, can prevent to reach life or contaminated antiseptic solution backward flow to in the liquid reserve tank 2. Alternatively, in this embodiment, the opening time of the second on-off valve 9 is a preset discharge time, which is reached to indicate that the discharge is completed, and the second on-off valve 9 is changed from being opened to being closed, so as to prevent harmful gas or impurities from entering the supply and recovery device from the liquid outlet end of the liquid discharge pipe 8 and polluting the liquid storage tank 2 or the disinfection tank 3.
In some embodiments, when it is desired to discharge the sterilizing liquid from the tank 2, the following steps are included:
and S7, judging whether the disinfectant needs to be discharged from the liquid storage tank 2.
Wherein, the judgment process needs to consider various factors such as the service life of the disinfectant, the pollution condition and the like, and the invention is not particularly limited. Optionally, in step S7, it is sensed whether the liquid level at this time reaches a preset high liquid level by the liquid level sensor 204 disposed in the liquid storage tank 2, and if the liquid level reaches the preset high liquid level, it indicates that the disinfectant solution to be discharged is located in the liquid storage tank 2.
S8, if it is necessary to discharge the disinfectant from the liquid storage tank 2, supplying the disinfectant to the disinfecting tank 3, and then discharging the disinfectant from the disinfecting tank 3 after the supply is completed.
The supply and recovery device is operated in the manner of supplying the disinfectant to the disinfection tank 3 as described above, i.e., step S2, and the liquid level sensor 204 is used to sense whether the liquid level in the liquid storage tank 2 is lower than a preset low liquid level, which indicates that the supply is completed, and the disinfectant is supplied from the liquid storage tank 2 to the disinfection tank 3, and then step S6 is performed to discharge the disinfectant in the disinfection tank 3. Optionally, in this embodiment, when step S6 is executed, the first switch valve 7 is first closed, and the three-way valve 4 is switched to a state where the first port 401 and the second port 402 are opened, and the third port 403 is closed, so that the air compressor 1 is in a standby state, and energy consumption is reduced.
Optionally, in any of the above embodiments, when the power is off or the supply recovery device is in standby, the first switch valve 7, the second switch valve 9, and the third port 403 in the three-way valve 4 are set to be normally closed, so as to prevent the air compressor 1 from being in the energy-consuming working state at any time, and also prevent impurities from polluting the liquid storage tank 2 through the liquid discharge pipe 8. For example, in this embodiment, the three-way valve 4 is a two-position three-way valve, when the power is off, the third port 403 in the three-way valve 4 is set to be in the closed state, the first port 401 and the second port 402 are set to be in the open state, and the two-position three-way valve is low in price and convenient to purchase.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a supply recovery unit, its characterized in that includes air compressor machine (1), liquid reserve tank (2) and disinfection groove (3) that connect gradually, wherein:
the bottom of the disinfection tank (3) is higher than the top of the liquid storage tank (2);
the liquid storage box (2) comprises an air pipe interface (201), a disinfectant interface (202) and a disinfectant flow pipe (203), the air pipe interface (201) is arranged at the top of the liquid storage box (2), one end of the disinfectant flow pipe (203) is arranged at the low liquid level of the liquid storage box (2), and the other end of the disinfectant flow pipe (203) is communicated with the disinfectant interface (202);
an air inlet pipeline (12) is arranged between the air outlet end of the air compressor (1) and the air pipe connector (201), a three-way valve (4) is arranged on the air inlet pipeline (12), a second connector (402) and a third connector (403) of the three-way valve (4) are respectively communicated with the air pipe connector (201) and the air outlet end of the air compressor (1), and a first connector (401) of the three-way valve (4) is connected with an exhaust pipeline (5);
the bottom of the disinfection tank (3) is communicated with the disinfection liquid interface (202) to form a disinfection liquid circulation pipeline (13), and a first switch valve (7) is arranged on the disinfection liquid circulation pipeline (13).
2. The feed recovery device according to claim 1, characterized in that it further comprises a drain (8), the inlet end of said drain (8) communicating with said sterilizing fluid flow line (13) between said sterilizing tank (3) and said first on-off valve (7), said drain (8) being provided with a second on-off valve (9).
3. Feed recovery device according to claim 1, characterised in that an air filter (6) is arranged on the exhaust line (5).
4. The feed recovery device according to claim 1, characterized in that a level sensor (204) is arranged in the tank (2).
5. Feed recovery device according to claim 1, characterized in that a gas processor is arranged on the inlet line (12) between the outlet end of the air compressor (1) and the three-way valve (4).
6. The feed recovery device according to claim 5, characterized in that the gas processor comprises at least one of a dryer, an oil mist separator (10) and a pressure regulating valve (11).
7. A feed recovery method for controlling a feed recovery device according to any one of claims 1 to 6, characterized by comprising:
judging whether the disinfectant needs to be supplied to the disinfection tank (3);
if the disinfectant needs to be supplied into the disinfection tank (3), closing a first interface (401) and a second switch valve (9) of a three-way valve (4), opening a second interface (402) of the three-way valve (4), a third interface (403) of the three-way valve (4) and a first switch valve (7), and starting an air compressor (1) to enable the air compressor (1) to generate compressed air to push the disinfectant to flow into the disinfection tank (3) from a liquid storage tank (2);
judging whether the disinfectant needs to be recovered from the disinfection tank (3);
if the disinfectant needs to be recovered from the disinfection tank (3), the first switch valve (7), the first interface (401) and the second interface (402) are opened, and the second switch valve (9) and the third interface (403) are closed, so that the disinfectant in the disinfection tank (3) flows back to the liquid storage tank (2) under the action of gravity.
8. The supply recovery method according to claim 7,
judging whether the disinfectant needs to be supplied to the disinfection tank (3) or not, specifically comprising the following steps:
a liquid level sensor (204) detects the liquid level of the disinfectant in the liquid storage tank (2);
judging whether the liquid level is higher than a preset high liquid level or not,
if the liquid level is higher than a preset high liquid level, the disinfectant needs to be supplied into the disinfection tank (3);
and/or, judging whether the disinfection solution needs to be recovered from the disinfection tank (3) or not, comprising the following steps:
the liquid level sensor (204) detects the liquid level of the disinfectant in the liquid storage tank (2);
judging whether the liquid level is lower than a preset low liquid level or not,
if the liquid level is lower than the preset low liquid level, the disinfectant needs to be recovered from the disinfection tank (3).
9. The supply recovery method according to claim 7, characterized by comprising:
judging whether the disinfectant needs to be discharged from the disinfection tank (3);
if the disinfectant needs to be discharged from the disinfection tank (3), the first switch valve (7) is closed, and the second switch valve (9) is opened, so that the disinfectant in the disinfection tank (3) flows out under the action of gravity.
10. The supply recovery method according to claim 7, characterized by comprising:
judging whether the disinfectant needs to be discharged from the liquid storage tank (2);
if the disinfectant needs to be discharged from the liquid storage box (2), the disinfectant is supplied into the disinfection tank (3) firstly, and then the disinfectant is discharged from the disinfection tank (3) after the supply is finished.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210674119.1A CN114887097A (en) | 2022-06-14 | 2022-06-14 | Supply recovery device and supply recovery method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210674119.1A CN114887097A (en) | 2022-06-14 | 2022-06-14 | Supply recovery device and supply recovery method |
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| CN114887097A true CN114887097A (en) | 2022-08-12 |
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| CN202210674119.1A Pending CN114887097A (en) | 2022-06-14 | 2022-06-14 | Supply recovery device and supply recovery method |
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| JP2009207728A (en) * | 2008-03-05 | 2009-09-17 | Fujifilm Corp | Endoscope cleaning sterilizer |
| CN103269637A (en) * | 2011-07-15 | 2013-08-28 | 奥林巴斯医疗株式会社 | Endoscope washer disinfector |
| CN209061703U (en) * | 2018-07-25 | 2019-07-05 | 南京赛麦尔维斯医疗科技有限公司 | A kind of soft endoscope cleaning machine |
| CN217548607U (en) * | 2022-06-14 | 2022-10-11 | 杭州迈尔科技有限公司 | Supply and recovery device |
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2022
- 2022-06-14 CN CN202210674119.1A patent/CN114887097A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009207728A (en) * | 2008-03-05 | 2009-09-17 | Fujifilm Corp | Endoscope cleaning sterilizer |
| CN103269637A (en) * | 2011-07-15 | 2013-08-28 | 奥林巴斯医疗株式会社 | Endoscope washer disinfector |
| CN209061703U (en) * | 2018-07-25 | 2019-07-05 | 南京赛麦尔维斯医疗科技有限公司 | A kind of soft endoscope cleaning machine |
| CN217548607U (en) * | 2022-06-14 | 2022-10-11 | 杭州迈尔科技有限公司 | Supply and recovery device |
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