CN102218180A

CN102218180A - Spray counter

Info

Publication number: CN102218180A
Application number: CN2010101620554A
Authority: CN
Inventors: 吴维修
Original assignee: SYNMOSA BIOPHARMA CORP
Current assignee: Yide Biological Technology Co., Ltd.
Priority date: 2010-04-13
Filing date: 2010-04-13
Publication date: 2011-10-19
Anticipated expiration: 2030-04-13
Also published as: CN102218180B

Abstract

The invention relates to a spray counter which is combined with a quantitive spray tank for asthma. The spray counter is composed of an upper cover of which the surface is provided with a window, wherein a circuit board and a battery for supplying power are arranged inside the upper cover; the circuit board is provided with a counting circuit and a display screen; and the display screen is arranged below the window. Thus, when the spray tank for asthma is in use, the number of times of use can be displayed through the display screen by pressing the upper cover, so that the user can clearly know the available number of times of the residual medicine in the quantitive spray tank for asthma, and can use take the medicine conveniently and safely.

Description

Aerosol counter

Technical field

The present invention is for knowing the aerosol counter of learning the medication number of times about a kind of, refer to especially to be useful in the use of asthma sufferer the quantitative aerosol can of asthma or similar structures.

Background technology

While living in the world, sick, old,, extremely inevitable, sick people need seek medical advice as early as possible, avoids the state of an illness serious day by day, will promptly send doctor's first aid except the accident or the big cardiovascular disease of climate change of burst, general chronic disease then has the more time to see a doctor.

With the asthma is example, after seeking medical advice, asthma patient can get the quantitative aerosol can of asthma of one jar of asthma medication, after sufferer is gone home, in daily life work and rest if when having asthma to send out, asthma quantitative aerosol can and nozzle trigger can be placed before the oral cavity and push aerosol can, make a jar interior asthma medication suck patient pulmonary, prevent that the patient is breathless or suppress trachea inflammation phenomenon, reach the effect of Heal Thyself with the expansion trachea.And the quantitative aerosol can of traditional asthma also can't be learnt the number of residual drug by outward appearance, if the patient has when preparing many bottles of asthma aerosol cans, still can solve the matter of great urgency, if the offhand unnecessary asthma aerosol can of patient does not also have other man-hour, by the side of once asthma is sent out, the asthma aerosol can of no storage medication used and may save oneself in the patient held, more likely because of missing the prime time of emergent treatment, and the accident that causes death is very undesirable.

And traditional asthma is propellant with CFC with quantitative aerosol can, because CFC gas itself is lower to the moisture content absorbability, though general recommendations is lost aerosol can in the entry, with the jar surplus situation that the sink-float situation is observed jar Chinese medicine in water, so metering system except quite precisely, also be inconvenient to adopt in the water sink-float method to test storage for being away from home.In addition again because the material of CFC gas,, be main asthma made from the comprehensive replacement of quantitative aerosol can product by new HFA propelling gas at last though belong to essential the use medical treatment in for damaging the ozone layer.

And the quantitative aerosol can of the asthma of adopting HFA gas, though the wettability power of the propelling gas of HFA own is very strong, for asking the stability of medicine, general the suggestion will be that the asthma of propellant is lost to observe in the entry with quantitative aerosol can and remained the medicine storage with HFA, so consider for the safety of patient's drug use, the function design that shows counting then must be arranged, understand the medicine residual state in order to patient.

General settling mode is on the plastic nozzle trigger of following asthma with quantitative aerosol can, design a mechanical type form enumerator, yet way so, can significantly rise tens of times along with the cost of manufacture that product is examined attached plastic nozzle trigger, and the environmental burden of following the plastics materials to rise increases, and has the too little unfavorable caliginous people of viewfinder area font and read and get and possible breakdown causes dosage misinterpretation .. or the like shortcoming.So inconvenience and storage uncertainty on using still exist.

Summary of the invention

Main purpose of the present invention, a kind of aerosol counter is being provided, the advantage that can clearly show residue medication number of times, just realize the puzzlement of medicament spray thing quantity not sufficient when avoiding urgent need in surperise, make zero after reusing and overlap again and be used for the quantitative aerosol can of new asthma, reaching the environmental protection purpose that reduces plastic nozzle trigger materials demand, and be beneficial to the end user with bigger demonstration captions and read remaining dose.

For reaching above-mentioned purpose, aerosol counter of the present invention, for being incorporated into asthma with on the aerosol can, serving as reasons, the surface has the loam cake of form, a circuit board, a locating ring, battery and end cover constitutes, wherein have a counting circuit and a display screen on the circuit board, this display screen is arranged in the form below, and through locating ring circuit board is located, and end cover then from bottom to top installs battery is incorporated in the loam cake; By this, aerosol counter is placed on asthma aerosol can rear end for seeing through end cover, push use the asthma aerosol can after, but the shown numeral of transmission display curtain and can know and make things convenient for medication person to understand the medicament storage by the medication number of times of learning that the asthma aerosol can has used.

Aforesaid aerosol counter is provided with elastic force apparatus between this circuit board and the locating ring, and the elastic force of this elastic force apparatus is for being the release shape under the normality.

Aforesaid aerosol counter, the form side of this loam cake is embedded with the reset key on the power circuit board for having a perforate.

Aforesaid aerosol counter, counting circuit on this circuit board comprises a microcontroller, be called for short MCU, a display screen, a reset key and a metering key, this reset key is a upper surface of being located at circuit board, the metering key then is located at the bottom surface of circuit board, the opposite position of this locating ring then is provided with a protruded stigma, makes protruded stigma can be resisted against the metering key.

Aforesaid aerosol counter, the face contact time that the microcontroller MCU of this counting circuit sets the metering key is the valid metering of a predetermined value, this display screen counting increases by 1 numerical value with progression.

Aforesaid aerosol counter, the reset key of this counting circuit are the horizontal surface that is arranged with in loam cake.

Actual gain of the present invention is promptly being designed a kind of aerosol counter, can make the use of pushing of asthma with medicament aerosol can, and interpretation access times make user understand the available storage of medicament at any time easily, use to promote to use and go up safety.

Other characteristics of the present invention and specific embodiment can further be understood in the detailed description of following conjunction with figs..

Description of drawings

Fig. 1 is the element exploded view of the embodiment of the invention.

Fig. 2 is the three-dimensional appearance and the local combination dissected figure of the embodiment of the invention.

Fig. 3 is vertical cut-away view of the embodiment of the invention.

Fig. 4 is the local structure enlarged diagram of Fig. 3 of the present invention.

The specific embodiment

Please join Fig. 1, shown in Figure 3, aerosol counter 1 of the present invention is provided with loam cake 20, circuit board 25, locating ring 30,

battery

35 and 37 compositions of end cover, make and utilize end cover 37 can be incorporated into aerosol can 15 rear ends, be intercalated in the pump 11 of nozzle 10 in aerosol can 15 front ends with protruding pipe again, can show the number of times of having sprayed when pushing enumerator 1.

Wherein, this nozzle 10 belongs to a known habitual element, is a L shaped bent angle moulding, be provided with a pump 11 in the vertical end inside of nozzle, as Fig. 3, after the protruding pipe of aerosol can 15 front ends is intercalated in pump 11 linkings, can spray medicament after the extruding and disengage, suck pulmonary for the patient by nozzle A end.

Please attached ginseng shown in Figure 2, these loam cake 20 truncation surfaces are made as a ㄇ shape frame, end face central authorities are provided with a transparent window 21, form 21 sides have a perforate 22, the inside of loam cake 20 then is provided with a plurality of combined holes 24, simultaneously be provided with two reference columns 23 in form 21 periphery opposite positions, this two reference column 23 also respectively is equipped with an elastic force apparatus, and the elastic force apparatus of present embodiment is made as spring 29.

This circuit board 25 is provided with a counting circuit that is made of microcontroller MCU, this counting circuit is for the compressing time being the control parameter, it is the valid metering of a predetermined value that the control parameter of present embodiment is made as compressing time, these display screen 26 countings increase by 1 numerical value with progression, the compressing time predetermined value is preferable to be set at greater than 0.01sec less than the valid metering signal of 0.5sec, and this counting circuit also is set with in the set time, promptly do not enter the battery saving mode of dormancy as moving in the 30sec, this counting circuit and with a display screen 26, an one metering key 27 and a reset key 28 are connected, as Fig. 3, this display screen 26 and reset key 28 are located at the top of circuit board 25, metering key 27 then is located at the below of circuit board 25, and circuit board 25 is provided with a plurality of perforation 25a, can utilize screw 25b to pass perforation 25a and circuit board being locked on the combined hole 24 of loam cake 20 inner top surfaces.

The end face of this locating ring 30 is provided with a protruded stigma 31, make the protruded stigma can be corresponding to metering key 27 bottoms, and locating ring 30 is provided with perforation 32 corresponding to two reference columns, 23 positions, and the bottom of locating ring 30 is provided with an accommodation space 33, in this accommodation space 33 and a positive terminal 34 and a negative terminal 34a are set, this two positive and

negative electrodes terminal

34,34a are interconnected for seeing through electric wire and circuit board 25.Passing perforation 32 through screw 38 can be locked on locating ring 30 on the reference column 23.And in the embodiment of the invention for being provided with a base ring 36, see through base ring and make the locating ring and the end overlap 37 to combine.

This base ring 36 is provided with trip 36a in the bottom, be provided with perforation 36b in base ring, when screw 38 being passed perforation 36b on the base ring and the perforation 32 on the locating ring, base ring 36 can be locked on the reference column 23.

This cover 37 is provided with caulking groove 37a in end face end, and is provided with elastic construction 37b in the periphery of end cover, make end cover 37 utilize caulking groove 37a to be incorporated into base ring 36, and the elastic construction 37b of end cover can be chimeric with aerosol can 15 rear ends.One-body molded as base ring 36 systems are established with locating ring 30, then end cover 37 can directly be incorporated on the locating ring 30.

Please join Fig. 2, shown in Figure 3, this circuit board 25 is inserted in the loam cake 20 from lower to upper with display screen 26 and reset key 28 mode up, make display screen 26 over against window 21, reset key 28 is inserted in the perforation 22, utilize screw 25b that circuit board is locked on the loam cake bottom, on reference column 23, respectively overlap upper spring 29 again, 30 of this locating rings are in protruded stigma 31 mode up, from bottom to top be stacked and placed on circuit board 25 rear sides, make protruded stigma 31 align with metering key 27, two reference columns 23 of loam cake 20 comprise 29 on spring be placed through in the lump locating ring 30 two the perforation 32 among, circuit board 25 just,

negative terminal

34,34a utilizes electric wire to extend to the accommodation space 33 of locating ring 30 bottoms, battery 35 is inserted in the accommodation space 33, this base ring 36 is stacked at locating ring 30 belows, utilizes screw 38 sealed fixing, is overlapped 37 chimeric base ring 36 belows that are linked to the end again.Make the aerosol can rear end be embedded in end cover 37, jet jar of 15 front ends of will pant again are connected in the pump 11 of nozzle 10, spray medicament and show access times so can use when pushing loam cake 20 during use.

Please join Fig. 3, shown in Figure 4, enumerator of the present invention 1 sees through the rear end that end cover 37 is placed on asthma aerosol can 15, and when not using the asthma aerosol can, spring 29 is upheld shape circuit board 25 is shored for being, and metering key 27 and protruded stigma 31 are separated; When using, push loam cake 20, will gently press this metering key 27 counting circuit can be waken up by resting state indirectly and enter starting state; Or the aerosol can that more renews and when directly pushing this reset key 28, also counting circuit can be waken up by resting state and enter starting state; When this display screen enters normal operating state after 26 complete bright seconds, this moment, the count value decided at the higher level but not officially announced of counting circuit was zero, after pushing metering key 27 that loam cake 20 makes circuit board 25 belows and protruded stigma 31 contact, and the face contact time is that a predetermined value is effectively inferior meter, present embodiment can be set compressing time when being effectively inferior meter greater than 0.01sec less than 0.5sec, so counting circuit numerical value will increase by 1 time automatically, this display screen 26 shows the numerical value of " 1 " synchronously, push the number of times that then progression increase has been used according to this one by one, but make the numerical value of use that shows on the user transmission display curtain 26, and then the clear residue of asthma aerosol can 15 of learning is used storage.

Do not reach in predetermined range if push the time of loam cake 20, then be considered as misoperation, counting circuit will not continue to add up, and 26 of display screens still show last numerical value.

Moreover, when asthma aerosol can 15 is finished using, when changing another Bottle ﹠ Can spraying medicament, take off aerosol counter loam cake of the present invention, and with more sharp-pointed article long this reset key 28 of pressing of nib for example, after pushing, can make the numerical value of metering on the display screen 26 make zero, again this aerosol counter be seen through end cover 37 and be placed on the new asthma aerosol can 15, can recomputate access times.

In sum, the aerosol counter that the present invention is set can make the asthma aerosol can know the number of times of learning use in use, and can prepare pharmacopoeia accurately, and the value of utilizing on the tool industry proposes patent application in accordance with the law.

Only the above only is preferred embodiment of the present invention, when not limiting scope of the invention process with this; So, allly change and modification according to the present patent application claim and description of the invention simple equivalent that content is done, all should still belong in the scope that this patent contains.

Claims

1. an aerosol counter for being incorporated into asthma aerosol can end, being provided with loam cake, circuit board, locating ring, battery and end cover and forming, and it is characterized in that:

These upper cover top surface central authorities are provided with a transparent window, loam cake inside is provided with circuit board, locating ring, battery and end cover, between circuit board and locating ring, be provided with elastic force apparatus, this circuit board is provided with a counting circuit that is made of microcontroller MCU, and this counting circuit is connected with a display screen, a metering key and a reset key;

This locating ring end face is provided with protruded stigma, makes protruded stigma corresponding to metering key bottom, and locating ring is provided with an accommodation space in an interior positive and negative electrode terminal and the battery that be provided with, and sees through electric wire and circuit board and is interconnected, and makes locating ring be incorporated into loam cake, and the locating ring bottom is combined with end cover;

By this, aerosol counter is incorporated into the aerosol can rear end with end cover, makes aerosol can be intercalated in pump on the nozzle again, can show the number of times of having sprayed when pushing enumerator with the protruding pipe of front end.

2. aerosol counter as claimed in claim 1 is characterized in that: wherein this upper cover top surface has a perforation in the form side, and circuit board is provided with a reset key and is connected with counting circuit, and reset key is placed in the perforation.

3. aerosol counter as claimed in claim 1 is characterized in that: wherein the inside of this loam cake is provided with a plurality of combined holes, and circuit board is provided with a plurality of perforation, utilizes screw to pass circuit board perforation and circuit board is locked on the combined hole in the loam cake.

4. aerosol counter as claimed in claim 1, it is characterized in that: wherein be placed on form periphery opposite position on this and be provided with at least two reference columns, and locating ring is provided with perforation corresponding to loam cake two reference columns, passes perforation through screw locating ring is locked on the reference column of loam cake.

5. aerosol counter as claimed in claim 1, it is characterized in that: wherein be provided with a base ring in the locating ring bottom, base ring is provided with trip in the bottom, and be provided with perforation in base ring, utilize screw to pass perforation on the base ring and the perforation on the locating ring, base ring is locked on covers, this end, is placed in end face and is provided with caulking groove simultaneously, makes end cover utilize caulking groove to be incorporated into the trip of base ring.

6. aerosol counter as claimed in claim 1 is characterized in that: wherein the periphery in end cover is provided with elastic construction, and the end elastic construction of cover can be chimeric with aerosol can.