CN206523061U - Intermediate frequency furnace special water cooling device - Google Patents
Intermediate frequency furnace special water cooling device Download PDFInfo
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- CN206523061U CN206523061U CN201720196830.5U CN201720196830U CN206523061U CN 206523061 U CN206523061 U CN 206523061U CN 201720196830 U CN201720196830 U CN 201720196830U CN 206523061 U CN206523061 U CN 206523061U
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- water
- liquid level
- relay
- reverse osmosis
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Abstract
The utility model discloses a kind of intermediate frequency furnace Special water cooling device, its drip irrigation device is replenisher tank, is connected to EDI counter-infiltration main frames, and be accordingly connected to water-cooling system by small pump；Upper liquid level sensor, output upper liquid level signal when the cooling water in replenisher tank reaches the upper limit；Lower liquid level sensor, output lower liquid level signal when the cooling water in replenisher tank reaches lower limit；The normally opened contact of first relay is serially connected on the current supply circuit of the 3rd booster pump；The normally opened contact of second relay is serially connected on the current supply circuit of the first relay coil, controllable silicon is coupled with its coil, the controlled end of the controllable silicon is coupled to lower liquid level sensor and to control the coil of the second relay to obtain in response to lower liquid level signal electric to cause the 3rd supercharging pump startup；3rd relay, its normally-closed contact is serially connected on the current supply circuit of the second relay coil, and its coil is coupled to liquid level sensor and controls its normally-closed contact to disconnect the 3rd booster pump is closed in response to upper liquid level signal.
Description
Technical field
The utility model is related to water cooling plant, more particularly to a kind of intermediate frequency furnace Special water cooling device.
Background technology
China makes great progress in smelting, hot-working industry in recent years, and the demand for intermediate frequency furnace is also both at home and abroad
Gradually increase.The intermediate frequency furnace manufacture of China and production technology are also become better and better, and actively introduce studies in China knowledge and technology, slowly
To world-class close, research and development and industrialized production with new technology, the operating efficiency of equipment also constantly increase, and
Effectively radiating is to ensure the basis that equipment safety operation and performance are normally played.Conventional cooling system is hot and cold including wind at present
The several ways such as pipe cooling, oil cooling and water cooling.Because water-cooling pattern radiating efficiency is high, while again may not using oil cooling institute
The pollution that brings and it is inflammable the problem of, therefore obtained increasingly being widely applied.
The cooling system of intermediate frequency furnace mainly cools down power supply and body of heater two large divisions.Power unit includes each power supply of power cabinet
Device and electric power Electric heating capacitance group, power unit are made up of accurate appliance component, and cooling pipe is thinner, in order to prevent in pipe
Fouling and clogging is so typically use pure water.
The cooling system of intermediate frequency furnace includes water-cooling system, water charging system and pure water making system, and water-cooling system receives intermediate frequency
The high-temperature cooling water that stove is produced, which carries out cooling down backward intermediate frequency furnace, provides low-temperature cooling water, wherein, water charging system include moisturizing bucket and
Liquid level observation pipe, staff by liquid level observation pipe observe moisturizing bucket in surplus water number, moisturizing bucket in cooling
Water（Pure water）, it is necessary to by being added cooling water manually when very few；But the mode of cooling water is added manually, if staff does not have
There is timely observation, the cooling water being easily caused in moisturizing bucket is added not in time, causes the flow-reduction of cooling water in water-cooling system,
Therefore there are certain improvements.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of intermediate frequency furnace dedicated water cold charge
Put, can be in time toward cooling water be added in moisturizing bucket, to ensure that the cooling water in moisturizing bucket is sufficient.
Above-mentioned technical purpose of the present utility model technical scheme is that：
A kind of intermediate frequency furnace Special water cooling device, including water-cooling system, be connected to water-cooling system water charging system and connection
In water charging system to provide the pure water making system of pure water, the pure water making system includes raw water box, passes through raw water water pump
It is connected to the pre-filtering component of raw water box, the first-stage reverse osmosis RO modules of pre-filtering component is connected to by the first booster pump,
First-stage reverse osmosis storage tank is connected with first-stage reverse osmosis RO modules, first-stage reverse osmosis storage tank is connected with by the first booster pump
Two-pass reverse osmosis storage tank is connected with two-pass reverse osmosis RO modules, two-pass reverse osmosis RO modules, two-pass reverse osmosis storage tank leads to
Cross the 3rd booster pump and be connected with EDI counter-infiltration main frames, it is characterized in that, the water charging system includes：
Replenisher tank, is connected to EDI counter-infiltration main frames, and be accordingly connected to water-cooling system by small pump；
Upper liquid level sensor, in replenisher tank, and cooling water in replenisher tank output upper liquid level letter when reaching the upper limit
Number；
Lower liquid level sensor, in replenisher tank and positioned at the lower section of upper liquid level sensor, and the cooling in replenisher tank
Output lower liquid level signal when water reaches lower limit；
First relay, its normally opened contact is serially connected on the current supply circuit of the 3rd booster pump；
Second relay, its normally opened contact is serially connected on the current supply circuit of the first relay coil, is coupled with its coil
Controllable silicon, the controlled end of the controllable silicon is coupled to lower liquid level sensor and the line of the second relay is controlled in response to lower liquid level signal
Enclose it is electric with cause the 3rd supercharging pump startup；
3rd relay, its normally-closed contact is serially connected on the current supply circuit of the second relay coil, and its coil is coupled to
Liquid level sensor simultaneously controls its normally-closed contact to disconnect the 3rd booster pump is closed in response to upper liquid level signal.
It is preferred that, the controllable silicon uses one-way SCR.
It is preferred that, the lower liquid level sensor includes two and connected respectively in the fixed block one and two ends being distributed up and down
In fixed block one and in the fix bar one of hollow setting, the fix bar one is socketed with hollow buoyancy ring one, the buoyancy outside
Magnetic part one is installed, the fix bar one is installed with the inwall of the fixed block one of lower section on the internal ring wall of ring one
Tongue tube one, the tongue tube one is electrically connected to the controlled end of controllable silicon.
It is preferred that, the upper liquid level sensor includes two and connected respectively in the fixed block two and two ends being distributed up and down
In fixed block two and in the fix bar two of hollow setting, the fix bar two is socketed with hollow buoyancy ring two, the buoyancy outside
Magnetic part two is installed, the fix bar two is installed with dry on the inwall of fixed block two of top on the internal ring wall of ring two
Reed pipe two, the tongue tube two is electrically connected to the coil of the 3rd relay.
It is preferred that, foam beads are filled with the buoyancy ring one and buoyancy ring two.
It is preferred that, the bottom of the replenisher tank is pluggable to be connected with cork drain plug.
In summary, the utility model having the beneficial effect that in contrast to prior art：
When replenisher tank constantly carries out moisturizing by small pump to water-cooling system, the liquid level of cooling water in replenisher tank will be caused
Decline, decline in buoyancy ring one so that the triggering tongue tube one of magnetic part one is turned on, the controlled end triggering of controllable silicon, the second relay
The coil of device obtains electric, controls its normally opened contact to close so that the coil of the first relay obtain electric control its normally opened contact closure with
So that the 3rd supercharging pump startup, the 3rd booster pump carries out pressure auxiliary and the raw water in two-pass reverse osmosis storage tank is pressed into EDI
Water processed is carried out in counter-infiltration main frame, to realize the supplement to cooling water in replenisher tank；
Wherein, the liquid level of cooling water rises in filling pipe, rises in buoyancy ring two so that magnetic part two triggers tongue tube two
Conducting, the coil of the 3rd relay obtains electric to control its normally-closed contact to disconnect so that the coil losing electricity of the second relay, second after
The normally opened contact of electrical equipment disconnects, and the coil losing electricity of the first relay controls its normally opened contact to disconnect the 3rd booster pump is closed
Close, to cause EDI counter-infiltration main frames to be supplemented to without preparing pure water in replenisher tank；
Above-mentioned water charging system can in time toward cooling water is added in moisturizing bucket, to ensure that the cooling water in moisturizing bucket is sufficient,
It is simple to operate, it is whole-process automatic specially to go observation without staff.
Brief description of the drawings
Fig. 1 is the system block diagram of embodiment；
Fig. 2 is the system block diagram of water-cooling system；
Fig. 3 is the first system block diagram of pure water making system；
Fig. 4 is the second system block diagram of pure water making system；
Fig. 5 is the system block diagram of water charging system；
Fig. 6 is the structural representation of water charging system；
Fig. 7 A are the structural representation of upper liquid level sensor；
Fig. 7 B are the structural representation of lower liquid level sensor；
Fig. 8 is the circuit diagram of water charging system.
Reference：1st, water charging system；11st, replenisher tank；12nd, upper liquid level sensor；121st, fixed block two；122nd, fix bar
Two；123rd, buoyancy ring two；124th, magnetic part two；125th, tongue tube two；13rd, lower liquid level sensor；131st, fixed block one；132nd, it is solid
Fixed pole one；133rd, buoyancy ring one；134th, magnetic part one；135th, tongue tube one；14th, cork drain plug；15th, tap；16th, the 3rd
Booster pump；17th, foam beads.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in figure 1, a kind of intermediate frequency furnace Special water cooling device, including water-cooling system, water charging system 1 and pure water preparation system
System.
As shown in Fig. 2 water-cooling system is connected to intermediate frequency furnace for providing low-temperature cooling water, and it will be received from intermediate frequency furnace
To high-temperature cooling water be converted to low-temperature cooling water.Water-cooling system includes moisture trap, is connected to the circulation of moisture trap
Pump, the plate type heat exchanger for being connected to circulating pump and the filter for being connected to plate type heat exchanger, filter are connected to intermediate frequency furnace.
Pure water making system is used to prepare pure water, and pure water making system is connected to water charging system 1 for providing pure water, pure
Water is the cooling water in the present embodiment.
With reference to shown in Fig. 3 and Fig. 4, the pure water making system includes raw water box, pre-filtering component, first-stage reverse osmosis RO moulds
Group, two-pass reverse osmosis RO modules and EDI counter-infiltration main frames.
Raw water box is used to collect running water or the production waste water by sterilization.
Pre-filtering component, for carrying out particle pre-filtering to waste water.The pre-processing assembly includes filter, activated carbon and filtered
Device, cation demineralizer and accurate filter.Filter is communicated in raw water box by raw water water pump, and the filter was used for
Filter the tiny particles content in waste water；Active carbon filter is connected to filter for the chlorine residue in filtered wastewater；Cation is soft
Change device and be connected to active carbon filter；Accurate filter its be connected to cation demineralizer be used for filtered wastewater in ultramicro powder
Thing.
First-stage reverse osmosis RO modules have input, output end and discharge of wastewater end, and the input passes through the first booster pump
Accurate filter is connected to, the output end is connected with first-stage reverse osmosis storage tank, the discharge of wastewater end is communicated in raw water box to incite somebody to action
The discharge of wastewater that first-stage reverse osmosis goes out is into raw water box to be recycled.
Two two-pass reverse osmosis main frames are provided with two-pass reverse osmosis RO modules.Two-pass reverse osmosis RO modules have input
End, output end and discharge of wastewater end, the input are connected to first-stage reverse osmosis storage tank by the second booster pump, and the output end connects
Two-pass reverse osmosis storage tank is connected to, the discharge of wastewater end is connected to the input of first-stage reverse osmosis RO modules to carry out waste water one-level
Reverse-osmosis treated；What deserves to be explained is, first-stage reverse osmosis RO modules include first-stage reverse osmosis main frame one, first-stage reverse osmosis main frame
2nd, first-stage reverse osmosis main frame three and first-stage reverse osmosis main frame four, first-stage reverse osmosis main frame one, first-stage reverse osmosis main frame two, one-level
Counter-infiltration main frame three, first-stage reverse osmosis main frame four have input, output end and discharge of wastewater end, first-stage reverse osmosis main frame one,
First-stage reverse osmosis main frame two, the input of first-stage reverse osmosis main frame three are connected to the first booster pump, and its output end is connected to one-level
Counter-infiltration storage tank, its discharge of wastewater end is communicated in raw water box, and the input of first-stage reverse osmosis main frame four is connected to two grades of reverse osmosis
The discharge of wastewater end of saturating RO modules, its output end is connected to the input of two-pass reverse osmosis RO modules, the connection of its discharge of wastewater end
In raw water box.
Wherein, EDI counter-infiltrations main frame is compared to first-stage reverse osmosis RO modules and two-pass reverse osmosis RO modules, the EDI reverse osmosis
Saturating main frame is to utilize electrodialytic remote, and according to the selectivity of film, anion is under anode effect through anionic membrane absorption
To anode, and cation is adsorbed to negative electrode under cathodic process through cationic membrane, so that pure water is formed in centre, in two shapes
Into waste water.Thus, the EDI counter-infiltration main frames in the present embodiment have input, output end and discharge of wastewater end, and the input leads to
Cross the 3rd booster pump 16 and be connected to two-pass reverse osmosis storage tank, the output end is connected to water charging system 1 for providing pure water, should
Discharge of wastewater end, which is connected to first-stage reverse osmosis storage tank and is processed so that waste water can be circulated to carry out waste water first-stage reverse osmosis, to be made
With.
Wherein, above-mentioned first booster pump, the second booster pump, the 3rd booster pump 16 are used for the effect for providing pressure auxiliary.
What deserves to be explained is, drainage pipeline is communicated with two-pass reverse osmosis storage tank, water is installed on the drainage pipeline
Tap 15, domestic water can be obtained in user by tap 15 from two-pass reverse osmosis storage tank.Make in the domestic water
It is corresponding reflowable to be reclaimed to raw water box after finishing.
As shown in figure 5, in the present embodiment, water charging system 1 includes replenisher tank 11, upper liquid level sensor 12, lower level sensing
Device 13, the first relay K1, the second relay K2 and the 3rd relay K3.
With reference to shown in Fig. 6 and Fig. 8, replenisher tank 11 is used to store cooling water, and the replenisher tank 11 is connected to by small pump
The circulation line of water-cooling system, wherein, flow sensor is installed in the circulation line of water-cooling system, in following for water-cooling system
In endless tube road flow become hour, control the moisturizing pump startup, with by the cooling water in replenisher tank 11 to water-cooling system circulation pipe
Cooling water in road is supplemented, and the bottom of replenisher tank 11 is pluggable to be connected with cork drain plug 14.
Upper liquid level sensor 12 is located in replenisher tank 11, and cooling water in replenisher tank 11 exports upper liquid when reaching the upper limit
Position signal.Lower liquid level sensor 13 is located in replenisher tank 11 and positioned at the lower section of upper liquid level sensor 12, and in replenisher tank 11
Cooling water output lower liquid level signal when reaching lower limit.
First relay K1 normally opened contact K1-1 is serially connected on the current supply circuit of the 3rd booster pump 16, the first relay K1
Coil tandem power taking on civil power.What deserves to be explained is, the first relay K1 uses AC relay.
Wherein, step-down transformer is coupled with civil power, the primary side of step-down transformer is connected on civil power, downconverter
The secondary side of device is connected with rectifier bridge UR, and step-down transformer is used for the alternating current that 220V alternating current is converted to 12V, by whole
The direct current that bridge UR provides 12V is flowed, filter capacitor C1, the second relay K2 coil are connected with rectifier bridge UR output end
Rectifier bridge UR two ends are connected to, the second relay K2 normally opened contact K2-1 is serially connected in the power supply time of the first relay K1 coils
Lu Shang, wherein, controllable silicon VT is coupled with the second relay K2 coil, controllable silicon VT uses one-way SCR, the controllable silicon
VT controlled end is coupled to lower liquid level sensor 13, and controls the second relay K2 coil to obtain electric in response to lower liquid level signal,
Second relay K2 normally opened contact K2-1 closures, the first relay K1 of control coil obtains electric, so that the first relay K1
Normally opened contact K1-1 is closed, and the 3rd booster pump 16 must be electrically activated.
What deserves to be explained is, the second relay K2 another normally opened contact K2-2 is serially connected in warning light H1 current supply circuit
On, when the second relay K2 coil obtains electric, its another normally opened contact K2-2 is closed so that warning light H1 lights.
3rd relay K3 normally-closed contact K3-1 is serially connected on the current supply circuit of the second relay K2 coils, the 3rd relay
Device K3 coils from parallel connection of coils is connected on the second relay K2 coil, wherein, the 3rd relay K3 coil is coupled to liquid level
Sensor 12 simultaneously controls its normally-closed contact K3-1 to disconnect in response to upper liquid level signal, the second relay K2 coil losing electricity, second
Relay K2 normally opened contact K2-1 disconnects so that the first relay K1 coil losing electricity, so that the first relay K1's is normally opened
Contact K1-1 disconnects, to cause the dead electricity of the 3rd booster pump 16 out of service.
As shown in Figure 7 A, upper liquid level sensor 12 includes two in fixed block 2 121 and the two ends difference being distributed up and down
It is connected to fixed block 2 121 and in the fix bar 2 122 of hollow setting, fix bar 2 122 is socketed with hollow buoyancy ring two outside
123, magnetic part 2 124 is installed on the internal ring wall of buoyancy ring 2 123, fix bar 2 122 is in the fixed block 2 121 of top
Tongue tube 2 125 is installed with wall, tongue tube 2 125 is electrically connected to the 3rd relay K3 coil.
As shown in Figure 7 B, lower liquid level sensor 13 includes two in fixed block 1 and the two ends difference being distributed up and down
It is connected to fixed block 1 and in the fix bar 1 of hollow setting, fix bar 1 is socketed with hollow buoyancy ring one outside
133, magnetic part 1 is installed on the internal ring wall of buoyancy ring 1, fix bar 1 is close to the fixed block 1 of lower section
Tongue tube 1 is installed with inwall, tongue tube 1 is electrically connected to controllable silicon VT controlled end.
What deserves to be explained is, foam beads 17 are filled with buoyancy ring 1 and buoyancy ring 2 123.Foam beads 17
The buoyancy of buoyancy ring 1 and buoyancy ring 2 123 in cooling water can be strengthened, to improve magnetic part 1 and magnetic part 2 124
The accuracy of triggering and conducting.
The course of work：
When replenisher tank 11 constantly carries out moisturizing by small pump to water-cooling system, cooling water in replenisher tank 11 will be caused
Liquid level declines, and declines in buoyancy ring 1 so that the triggering tongue tube 1 of magnetic part 1 is turned on, and controllable silicon VT's is controlled
End triggering, controllable silicon VT conductings, the second relay K2 coil obtains electric, controls its normally opened contact K2-1 to close so that first after
Electrical equipment K1 coil obtains its normally opened contact of electric control K1-1 and is closed so that the 3rd booster pump 16 starts, and the 3rd booster pump 16 is carried out
Raw water in two-pass reverse osmosis storage tank is pressed into EDI counter-infiltration main frames by pressure auxiliary carries out water processed, to realize to moisturizing
The supplement of cooling water in tank 11；
Rise with the liquid level of cooling water in replenisher tank 11, buoyancy ring 1 rises, magnetic part 1 leaves tongue tube
One 135, tongue tube 1 disconnects dead electricity, but controllable silicon VT still maintains conducting state；
Until the Coolant-Level in replenisher tank 11 reaches the upper limit, buoyancy ring 2 123 rises so that magnetic part 2 124 is touched
Dry reed pipe 2 125 is turned on, and the 3rd relay K3 coil obtains electric to control its normally-closed contact K3-1 to disconnect so that the second relay
Device K2 coil losing electricity, the second relay K2 normally opened contact K2-1 disconnects, and the first relay K1 coil losing electricity controls its normal
Contact K1-1 is opened to disconnect with so that the 3rd booster pump 16 is closed, to cause EDI counter-infiltration main frames to be supplemented to without preparing pure water
In replenisher tank 11；
Above-mentioned water charging system 1 can in time toward cooling water is added in moisturizing bucket, to ensure that the cooling water in moisturizing bucket is sufficient,
It is simple to operate, it is whole-process automatic specially to go observation without staff.
Described above is only exemplary embodiment of the present utility model, not for limitation protection model of the present utility model
Enclose, protection domain of the present utility model is determined by appended claim.
Claims (6)
1. a kind of intermediate frequency furnace Special water cooling device, including water-cooling system, the water charging system (1), the Yi Jilian that are connected to water-cooling system
Water charging system (1) is connected to provide the pure water making system of pure water, the pure water making system includes raw water box, passes through raw water
Water pump is connected to the pre-filtering component of raw water box, the first-stage reverse osmosis RO moulds of pre-filtering component is connected to by the first booster pump
Group, is connected with first-stage reverse osmosis storage tank on first-stage reverse osmosis RO modules, and first-stage reverse osmosis storage tank passes through the first booster pump
It is connected with two-pass reverse osmosis RO modules, two-pass reverse osmosis RO modules and is connected with two-pass reverse osmosis storage tank, two-pass reverse osmosis storage
Water tank is connected with EDI counter-infiltration main frames by the 3rd booster pump (16), it is characterized in that, the water charging system (1) includes：
Replenisher tank (11), is connected to EDI counter-infiltration main frames, and be accordingly connected to water-cooling system by small pump；
Upper liquid level sensor (12), in replenisher tank (11), and cooling water in replenisher tank (11) is exported when reaching the upper limit
Upper liquid level signal；
Lower liquid level sensor (13), in replenisher tank (11) and positioned at the lower section of upper liquid level sensor (12), and in replenisher tank
(11) output lower liquid level signal when the cooling water in reaches lower limit；
First relay, its normally opened contact is serially connected on the current supply circuit of the 3rd booster pump (16)；
Second relay, its normally opened contact is serially connected on the current supply circuit of the first relay coil, is coupled with its coil controllable
Silicon, the controlled end of the controllable silicon is coupled to lower liquid level sensor (13) and the line of the second relay is controlled in response to lower liquid level signal
Enclose it is electric with cause the 3rd booster pump (16) start；
3rd relay, its normally-closed contact is serially connected on the current supply circuit of the second relay coil, and its coil is coupled to liquid level
Sensor (12) simultaneously controls its normally-closed contact to disconnect the 3rd booster pump (16) is closed in response to upper liquid level signal.
2. intermediate frequency furnace Special water cooling device according to claim 1, it is characterized in that, the controllable silicon is using unidirectional controllable
Silicon.
3. intermediate frequency furnace Special water cooling device according to claim 1, it is characterized in that, the lower liquid level sensor (13) includes
Two are connected to fixed block one (131) and consolidating in hollow setting in the fixed block one (131) and two ends that are distributed up and down
Hollow buoyancy ring one (133) is socketed with outside fixed pole one (132), the fix bar one (132), the buoyancy ring one (133)
Magnetic part one (134) is installed, the fix bar one (132) is on the inwall of the fixed block one (131) of lower section on internal ring wall
Tongue tube one (135) is installed with, the tongue tube one (135) is electrically connected to the controlled end of controllable silicon.
4. intermediate frequency furnace Special water cooling device according to claim 3, it is characterized in that, the upper liquid level sensor (12) includes
Two are connected to fixed block two (121) and consolidating in hollow setting in the fixed block two (121) and two ends that are distributed up and down
Hollow buoyancy ring two (123) is socketed with outside fixed pole two (122), the fix bar two (122), the buoyancy ring two (123)
Magnetic part two (124) is installed, the fix bar two (122) is solid on fixed block two (121) inwall of top on internal ring wall
Dingan County is equipped with tongue tube two (125), and the tongue tube two (125) is electrically connected to the coil of the 3rd relay.
5. intermediate frequency furnace Special water cooling device according to claim 4, it is characterized in that, the buoyancy ring one (133) and buoyancy
Foam beads (17) are filled with ring two (123).
6. intermediate frequency furnace Special water cooling device according to claim 1, it is characterized in that, the bottom of the replenisher tank (11) can be inserted
Pull out and be connected with cork drain plug (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720196830.5U CN206523061U (en) | 2017-03-02 | 2017-03-02 | Intermediate frequency furnace special water cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720196830.5U CN206523061U (en) | 2017-03-02 | 2017-03-02 | Intermediate frequency furnace special water cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206523061U true CN206523061U (en) | 2017-09-26 |
Family
ID=59892568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720196830.5U Expired - Fee Related CN206523061U (en) | 2017-03-02 | 2017-03-02 | Intermediate frequency furnace special water cooling device |
Country Status (1)
| Country | Link |
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| CN (1) | CN206523061U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108593521A (en) * | 2018-05-15 | 2018-09-28 | 浙江南兴建设工程检测有限公司 | A kind of Anti-leakage instrument unifies water system |
-
2017
- 2017-03-02 CN CN201720196830.5U patent/CN206523061U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108593521A (en) * | 2018-05-15 | 2018-09-28 | 浙江南兴建设工程检测有限公司 | A kind of Anti-leakage instrument unifies water system |
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