CN207562183U - Inspiration trigger formula chemical spraying device - Google Patents
Inspiration trigger formula chemical spraying device Download PDFInfo
- Publication number
- CN207562183U CN207562183U CN201720540362.9U CN201720540362U CN207562183U CN 207562183 U CN207562183 U CN 207562183U CN 201720540362 U CN201720540362 U CN 201720540362U CN 207562183 U CN207562183 U CN 207562183U
- Authority
- CN
- China
- Prior art keywords
- liquid
- bottle
- customizer
- medicine
- spraying device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of inspiration trigger formula chemical spraying devices, it includes housing, liquid storage container, liquid dosage customizer, customizer driving mechanism, medical liquid atomizing container and the pressure sensitive switch component of setting in the housing.The utility model triggers the pressure sensitive switch in pressure sensitive switch component using the negative pressure that patient breaths generate, it runs the screw putter in customizer driving mechanism and above pushes away-pull-down stroke, and then the liquid medicine quantitative injector in liquid dosage customizer is driven above to push away and pull down so that the liquid in medicinal liquid bottle is ejected to by the transition hose mist being connected with the liquid outlet of liquid medicine quantitative injector in the storage mist bottle of medical liquid atomizing container.The utility model drug dose is controllable, easy to operate, applied widely.
Description
Technical field
The utility model is related to the respiratory drugs in clinical treatment to suck auxiliary instrument, in particular to a kind of inspiration trigger
Formula chemical spraying device.
Background technology
Bronchial asthma be by various kinds of cell and cellular component participation chronic airway inflammation disease, this chronic inflammation
It is related to airway hyperreactivity, extensive and changeable reversible airflow limitation is generally occurred within, leads to the panting of recurrent exerbation, gas
The symptoms such as rush, uncomfortable in chest and (or) cough, the main means of clinical treatment are the drug suckings of respiratory tract.There is additional propellant at present
Solution aerosol sucking and pulvis sucking etc. pharmaceutical dosage forms.
The inhalator of solution aerosol (such as albuterol aerosol, budesonide suspension) is by shell, casing cover, position
It forms in the apothecary jar in shell and the nozzle section on drug bottle cap, casing cover need to only be taken away in use,
Apothecary jar is shaken up, is then exhaled as possible, lip is gently contained to the nozzle section on drug bottle cap, oral slowly deep air-breathing 3~
4s, starts pharmaceutical bottle while air-breathing starts, then deep air-breathing end shield gas about 10s slowly exhales, you can expand drug again
Respiratory tract (bronchus) tube wall is distributed in, achievees the purpose that nebulae inhalation.However, the inhalator of solution aerosol when in use will
Spray and air-breathing synchronized earlier are asked, the upper respiratory tract stretches opening, and lingual surface pushes, and asthmatic patient especially child patient tends not to
It sprays as required completely, so as to influence therapeutic effect.And the inhalator used in solution aerosol is tended not to medicine automatically
Object is formed with mist to be sprayed, it usually needs propellant (also known as propellant) is added in aerosol makes drug be sprayed with mist
Go out.
The standard of pulvis inhalant (such as salmeterol powders for inhalation) receives device by shell, setting on the shell outer
Cap, the thumb handle being connected on shell and with casing cover, nozzle section and cunning on shell and in the casing cover
Lever form, in use, with thumb push thumb handle until casing cover open completely, then by nozzle section against oneself, outward
Sliding bar is pushed until sending out click sound, standard receives device in medicine state is inhaled, and is put into nozzle section in mouth dearly after exhaling as possible
Then standard is received device and is taken out from mouth, continued the 5~10s that holds one's breath, then slowly exhale again, you can by medicine by smoothly Sucked medicine
Object expansion is distributed in respiratory tract (bronchus) tube wall, achievees the purpose that treatment.The pulvis absorber needs to exert oneself by patient breaths
Size determines the medication amount of sucking, and drug dose is difficult to control, may Sucked medicine when particularly asthmatic patient is short of breath
Seldom, therapeutic effect is not achieved.
Invention content
The defects of the purpose of this utility model seeks to overcome present in the above-mentioned prior art, providing a kind of drug dose can
The inspiration trigger formula chemical spraying device accurately controlled.
To achieve the above object, the inspiration trigger formula chemical spraying device designed by the utility model, it is described including housing
Liquid storage container, liquid dosage customizer, customizer driving mechanism, medical liquid atomizing container and pressure sensitive switch are provided in housing
Component；
The liquid storage container has medicinal liquid bottle, and the bottleneck of the medicinal liquid bottle is provided with the sealing cover with installation through-hole；
The liquid dosage customizer has thrust bearing pedestal, and being provided with liquid medicine quantitative on the thrust bearing pedestal pushes away
Emitter, the liquid medicine quantitative injector intert be arranged in the installation through-hole of sealing cover and its liquid sucting port be located on the inside of medicinal liquid bottle,
Liquid outlet is located on the outside of medicinal liquid bottle；
The customizer driving mechanism has micromachine, and driving gear is provided on the output shaft of the micromachine,
The driving gear is meshed with driven gear, and the driven gear is mounted on the screw putter to rotate, the spiral shell
The pushnut being matched therewith is provided at the top of line push rod, the pushnut is fixedly linked with thrust bearing pedestal, so as to
Driving liquid medicine quantitative injector makees Linear scaling movement；
The medical liquid atomizing container has storage mist bottle, and the bottleneck of the storage mist bottle, which is provided with, inhales mist interface, the storage mist bottle
Bottom be provided with spray interface, the spray interface is connected with one end of transition hose, the other end of the transition hose with
The liquid outlet of liquid medicine quantitative injector is connected, so as to will the medical liquid spraying in medicinal liquid bottle to storage mist bottle in；
The pressure sensitive switch component has switch framework, and folded ring type air bag, the folded circle are provided in the switch framework
The opening of formula air bag is connected with storage mist bottle inner cavity, is provided with to control between the top of the folded ring type air bag and switch framework
The pressure sensitive switch of micromachine forward or reverse processed, so as to control the Linear scaling direction of liquid medicine quantitative injector.
Further, the bottom of the storage mist bottle is additionally provided with breather cheek valve, can make air in patient breaths, with storage
Misty liquid in mist bottle expands simultaneously is distributed in patients with respiratory tract (bronchus) tube wall, achievees the purpose that good nebulae inhalation.
Further, the liquid medicine quantitative injector has the interspersed demand chamber cylinder being fixed in the installation through-hole of sealing cover
Body is provided with inlet opening, the inner cavity of the demand chamber cylinder on the inner end barrel that the demand chamber cylinder is located in medicinal liquid bottle
Hollow piston is provided with, the outboard end of the hollow piston stretches out demand chamber cylinder and is fixedly linked with thrust bearing pedestal, described
The inner cavity of hollow piston is provided with elastic cylinder, and the top of the elastic cylinder is provided with can be with supporting at the top of demand chamber cylinder lumen
The touching thimble of cooperation is connect, annular spray channel, the annular spray are formed between the elastic cylinder and the inner cavity of hollow piston
The inner end for penetrating channel is connected with demand chamber cylinder lumen, the outboard end of the annular spray channel and the other end of transition hose
It is connected.
Further, the folded ring type air bag folds ring type air bag for elastic rubber or plastics.
Further, the top of the demand chamber cylinder to the cavity volume between its inlet opening is 0.3~0.5mL.
Above-mentioned technical proposal is suitable for drug spraying treatment of the solution-type without propellant, for the feelings at present containing propellant
Condition, the utility model need to only make liquid medicine quantitative injector into that the metered injection being fixed in the installation through-hole of sealing cover can be interted
It manages, is provided with medicine feeding hole on the barrel that the metered injection pipe is located in medicinal liquid bottle, the metered injection pipe is located at outside medicinal liquid bottle
Barrel on be provided with medicine outlet hole, the inner cavity of the metered injection pipe is provided with control plunger, is connected on the control plunger
Plunger rod, the plunger rod stretch out metered injection pipe and are fixedly linked with thrust bearing pedestal, the medicine outlet hole and transition hose
The other end is connected, and propellant is added in medicinal liquid bottle, remaining is constant.
The utility model has the advantages that：
1st, the utility model for no propellant drug therapy when, using patient breaths generate negative pressure triggering it is pressure-sensitive
Pressure sensitive switch in switch module runs the screw putter in customizer driving mechanism and above pushes away-pull-down stroke, in upper implementation
Cheng Zhong, screw putter push liquid dosage customizer, its is made to generate certain pressure, and the drug in liquid dosage customizer is in high pressure
Under effect, the transition hose mist being connected by the liquid outlet that injector is quantified with liquid dosage customizer Chinese medicine liquid is ejected to medicine
In the storage mist bottle of liquid aerosol container, and then using the negative pressure in patients with respiratory tract (bronchus), store the misty liquid in mist bottle with
And air fully expands by the suction mist interface contacted with patient's lip and is distributed in respiratory tract (bronchus) tube wall, reach good atomization
The purpose for the treatment of；In pull-down stroke, liquid dosage customizer aspirates the liquid of certain capacity from medicine bottle, and returns to system
To state is prepared, whole process drug dose is controllable, easy to operate, completes only 3s to be needed to can be completed from patient breaths to spray.
It 2nd, only need to will be for the liquid in the spraying device of no propellant when the utility model is for drug containing propellant
Liquid medicine quantitative injector in dosage customizer makes into that the metered injection pipe being fixed in the installation through-hole of sealing cover can be interted, and
Medicine feeding hole and medicine outlet hole are set respectively on the barrel being located in medicinal liquid bottle in metered injection pipe and on the barrel outside medicinal liquid bottle,
Control plunger in the inner cavity of metered injection pipe is set, connects control plunger and screw putter with plunger rod, reaching drug dose can
The purpose of control.
3rd, the utility model is applied widely, and other than asthma is administered, the utility model is also applied for because of chronic obstruction
Property tuberculosis and need to carry out Intrabronchial administration treatment and sphagitis and the infection of the upper respiratory tract etc. to need the situation of drug treatment.
Description of the drawings
Fig. 1 is the structure diagram of the first embodiment of the utility model inspiration trigger formula chemical spraying device；
Fig. 2 is that the concrete structure of each component of the utility model inspiration trigger formula the first embodiment of chemical spraying device shows
It is intended to；
Fig. 3 is the first embodiment Chinese medicine liquid dosage customizer of the utility model inspiration trigger formula chemical spraying device
Structure diagram；
Fig. 4 is the structure diagram of the utility model inspiration trigger formula second of embodiment of chemical spraying device；
Fig. 5 is that the concrete structure of each component of the utility model second of embodiment of inspiration trigger formula chemical spraying device shows
It is intended to；
Fig. 6 is second of embodiment Chinese medicine liquid dosage customizer of the utility model inspiration trigger formula chemical spraying device
Structure diagram.
In figure：Housing 1, liquid storage container 2 are (wherein：Medicinal liquid bottle 21, capping 22), liquid dosage customizer 3 (wherein：
Thrust bearing pedestal 31, liquid medicine quantitative injector 32；Liquid medicine quantitative injector 32 is again including demand chamber cylinder 321, inlet opening
322nd, hollow piston 323, elastic cylinder 324, touching thimble 325, annular spray channel 326；Liquid quantifies injector 32 and includes
Metered injection pipe 327, medicine feeding hole 328, medicine outlet hole 329, control plunger 3210, plunger rod 3211), 4 (its of customizer driving mechanism
In：Micromachine 41, driving gear 42, driven gear 43, screw putter 44, pushnut 45), 5 (its of medical liquid atomizing container
In：Store mist bottle 51, inhale mist interface 52, spray interface 53, transition hose 54, breather cheek valve 55), 6 (its of pressure sensitive switch component
In：Switch framework 61, folded ring type air bag 62, pressure sensitive switch 63).
Specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
As shown in Figure 1, the inspiration trigger formula chemical spraying device of the first embodiment of the utility model, including housing,
Liquid storage container 2, liquid dosage customizer 3, customizer driving mechanism 4,5 and of medical liquid atomizing container being arranged in housing 1
Pressure sensitive switch component 6.
As shown in Fig. 2, the liquid storage container 2 has medicinal liquid bottle 21, the bottleneck of the medicinal liquid bottle 21 is provided with band peace
Fill the sealing cover 22 of through-hole；
The liquid dosage customizer 3 has thrust bearing pedestal 31, and liquid is provided on the thrust bearing pedestal 31
Quantitative injector 32, the liquid medicine quantitative injector 32 is interspersed to be arranged in the installation through-hole of sealing cover 22 and its liquid sucting port position
It is located at 21 outside of medicinal liquid bottle in 21 inside of medicinal liquid bottle, liquid outlet；
The customizer driving mechanism 4 has micromachine 41, and the micromachine 41 uses 35#Dry cell or 4.5v
Rechargeable battery is provided with driving gear 42 as power supply on the output shaft of the micromachine 41, the driving gear 42 with from
Moving gear 43 is meshed, and the driven gear 43 is mounted on the screw putter 44 to rotate, and the screw putter 44 pushes up
Portion is provided with the pushnut 45 being matched therewith, and the pushnut 45 is fixedly linked with thrust bearing pedestal 31, so as to drive
Dynamic liquid medicine quantitative injector 32 makees Linear scaling movement；
The medical liquid atomizing container 5 has storage mist bottle 51 (rectangular bottle), and the bottleneck of the storage mist bottle 51 is provided with suction mist and connects
Mouth 52, the bottom of the storage mist bottle 51 are provided with spray interface 53 and breather cheek valve 55, and the spray interface 53 and transition are soft
One end of pipe 54 is connected, and the other end of the transition hose 54 is connected with the liquid outlet of liquid medicine quantitative injector 32, thus by medicine
In medical liquid spraying to storage mist bottle 51 in liquid bottle 21；
The pressure sensitive switch component 6 has switch framework 61, and folded ring type air bag 62, institute are provided in the switch framework 61
The opening of folded ring type air bag 62 is stated with 51 inner cavity of storage mist bottle to be connected, the top and switch framework 61 of the folded ring type air bag 62 it
Between be provided with pressure sensitive switch 63 for controlling 41 forward or reverse of micromachine, so as to control the straight of liquid medicine quantitative injector 32
Line telescopic direction.Wherein, it folds ring type air bag 62 and folds ring type air bag for elastic rubber or plastics.
As shown in figure 3, there is the liquid medicine quantitative injector 32 interspersed be fixed in the installation through-hole of sealing cover 22 to determine
Room cylinder 321 is measured, inlet opening 322 is provided on the inner end barrel that the demand chamber cylinder 321 is located in medicinal liquid bottle 21, and fixed
Measure room cylinder 321 top to the cavity volume between inlet opening 322 be 0.3~0.5mL, the demand chamber cylinder 321 it is interior
Chamber is provided with hollow piston 323, and the outboard end of the hollow piston 323 stretches out demand chamber cylinder 321 and thrust bearing pedestal 31
It is fixedly linked, the inner cavity of the hollow piston 323 is provided with elastic cylinder 324, and the top of the elastic cylinder 324 is provided with can
The touching thimble 325 contacted with 321 inner cavity top of demand chamber cylinder, the elastic cylinder 324 are interior with hollow piston 323
Annular spray channel 326 is formed between chamber, the inner end of the annular spray channel 326 is connected with 321 inner cavity of demand chamber cylinder,
The outboard end of the annular spray channel 326 is connected with the other end of transition hose 54.
The utility model the first embodiment is suitable for drug spraying treatment of the solution-type without propellant, when patient is from suction
During mist 52 air-breathing of interface, the negative pressure generated causes the folded ring type air bag 62 in pressure sensitive switch component 6 to bounce back, and then triggers folded circle
The positive connection of pressure sensitive switch 63 on formula air bag 62, and at this point, the micromachine 41 being connected with pressure sensitive switch 63 rotates forward, together
When, the driving gear 42 being connected with micromachine 41 drives driven gear 43 to rotate, and driven gear 43 drives the spiral shell being attached thereto
Line push rod 44 is above pushed away, and during screw putter 44 above pushes away, the thrust of liquid dosage customizer 3 is above pushed away by pushnut 45
Supporting base 31, and then the hollow piston 323 being connected in liquid medicine quantitative injector 32 with thrust bearing pedestal 31 is above pushed away, when hollow
When piston 323 is up to the inlet opening 322 on 321 inner end barrel of demand chamber cylinder, continue uplink, in demand chamber cylinder 321
Chamber starts to generate pressure, and at the top of the top to demand chamber cylinder 321 of touching thimble 325 on elastic cylinder 324, touch thimble
325 push elastic cylinder 324 so that the pressure in demand chamber cylinder 321 constantly increases, the pressure in demand chamber cylinder 321
When reaching certain value, the liquid of high pressure along the annular spray channel 326 between hollow piston 323 and elastic cylinder 324, by with
The connected transition hose 54 of annular spray channel 326 is ejected to storage mist bottle 51, meanwhile, the negative pressure that patient breaths generate, by air
It is pressed by breather cheek valve 55 and stores mist bottle 51, the atomized medicine and air in storage mist bottle 51 are because of patients with respiratory tract (bronchus)
Interior negative pressure fully expands and is distributed in respiratory tract (bronchus) tube wall, achievees the purpose that good nebulae inhalation；
After spray, patient bore's pressure is atmospheric pressure, and the folded ring type air bag 62 in pressure sensitive switch component 6 is sprung back, and is folded
Pressure sensitive switch 63 on ring type air bag 62 is reversely connected, and the micromachine 41 being connected with pressure sensitive switch 63 rotates backward, while with
The connected driving gear 42 of micromachine 41 drives driven gear 43 to rotate, and driven gear 43 drives the screw putter being attached thereto
44 are pulled down, and in 44 downdraw process of screw putter, the thrust bearing base of liquid dosage customizer 3 is pulled down by pushnut 45
Seat 31, and then pull down the hollow piston 323 being connected in liquid medicine quantitative injector 32 with thrust bearing pedestal 31, hollow piston 323
The liquid of certain capacity is aspirated during downlink from medicinal liquid bottle 21, liquid passes through demand chamber cylinder 321 in liquid medicine quantitative injector 32
On the hollow piston 323 that enters of inlet opening 322 and elastic cylinder 324 between annular spray channel 326, make spraying device
Back to preparation state.
For the situation at present containing propellant, the utility model devises second of inspiration trigger formula chemical spraying device
Embodiment.As shown in Figure 4, Figure 5 and Figure 6, second of embodiment of the utility model inspiration trigger formula medicament sprayer be
It makes following improvement on the basis of the first embodiment of the utility model inspiration trigger formula chemical spraying device and realizes：
The utility model inspiration trigger formula chemical spraying device the first embodiment Chinese medicine liquid is quantified to the demand chamber cylinder of injector 32
Body 321 makes can to intert the metered injection pipe 327 being fixed in the installation through-hole of sealing cover 22 into, and in metered injection pipe 327
Medicine feeding hole 328 is set on the barrel in medicinal liquid bottle 21, metered injection pipe 327 be located on the barrel outside medicinal liquid bottle 21 setting and
The medicine outlet hole 329 that the other end of transition hose 54 is connected sets in the inner cavity of metered injection pipe 327 and controls plunger 3210, and
It controls and plunger rod 3211 is connected on plunger 3210, it is solid with thrust bearing pedestal 31 which stretches out metered injection pipe 327
Fixed to be connected, the structure of the first embodiment of other structures with the utility model inspiration trigger formula medicament sprayer is essentially identical,
Contain freon propellant wherein in medicinal liquid bottle 21.
Second of embodiment of the utility model is suitable for drug spraying treatment of the solution-type containing propellant, when patient is from suction
During mist 52 air-breathing of interface, the negative pressure generated causes the folded ring type air bag 62 in pressure sensitive switch component 6 to bounce back, and then triggers folded circle
The positive connection of pressure sensitive switch 63 on formula air bag 62, and at this point, the micromachine 41 being connected with pressure sensitive switch 63 rotates forward, together
When, the driving gear 42 being connected with micromachine 41 drives driven gear 43 to rotate, and then the drive of driven gear 43 is attached thereto
Screw putter 44 above pushed away, during screw putter 44 above pushes away, liquid dosage customizer 3 is above pushed away by pushnut 45
Thrust bearing pedestal 31, so above push away the plunger rod 3211 being connected in liquid medicine quantitative injector 32 with thrust bearing pedestal 31 and with
The connected control plunger 3210 of plunger rod 3211, the metered injection pipe in control plunger 3210 is by liquid medicine quantitative injector 32
During medicine feeding hole 328 on 327, the high pressure mist liquid in medicinal liquid bottle 21 enters 327 inner cavity of metered injection pipe, and pass through quantitative spray
It penetrates the medicine outlet hole 329 being connected in pipe 327 with transition hose 54 and is ejected to storage mist bottle 51 (aryballos), meanwhile, patient breaths generate
Negative pressure, air is pressed into storage mist bottle 51 by breather cheek valve 55, the atomized medicine and air in storage mist bottle 51 are because of patient
Negative pressure in respiratory tract (bronchus) fully expands and is distributed in respiratory tract (bronchus) tube wall, achievees the purpose that good nebulae inhalation；
After spray, patient bore's pressure is atmospheric pressure, and the folded ring type air bag 62 in pressure sensitive switch component 6 is sprung back, and is folded
Pressure sensitive switch 63 on ring type air bag 62 is reversely connected, and the micromachine 41 being connected with pressure sensitive switch 63 rotates backward, while with
The connected driving gear 42 of micromachine 41 drives driven gear 43 to rotate, and driven gear 43 drives the screw putter being attached thereto
44 are pulled down, and in 44 downdraw process of screw putter, the thrust bearing base of liquid dosage customizer 3 is pulled down by pushnut 45
Seat 31, so pull down the plunger rod 3211 being connected in liquid medicine quantitative injector 32 with thrust bearing pedestal 31 and with plunger rod 3211
Connected control plunger 3210, when plunger 3210 is controlled to come downwards to the medicine feeding hole 328 on metered injection pipe 327, medicinal liquid bottle 21
Interior high pressure mist liquid stops entering 327 inner cavity of metered injection pipe, and spraying device returns to preparation state.
Claims (6)
1. a kind of inspiration trigger formula chemical spraying device, including housing (1), it is characterised in that：Medicine is provided in the housing (1)
Liquid storage container (2), liquid dosage customizer (3), customizer driving mechanism (4), medical liquid atomizing container (5) and pressure sensitive switch group
Part (6)；
The liquid storage container (2) has medicinal liquid bottle (21), and the bottleneck of the medicinal liquid bottle (21) is provided with installation through-hole
Sealing cover (22)；
The liquid dosage customizer (3) has thrust bearing pedestal (31), and medicine is provided on the thrust bearing pedestal (31)
Liquid quantifies injector (32), the liquid medicine quantitative injector (32) is interspersed be arranged in the installation through-hole of sealing cover (22) and its
Liquid sucting port is located on the inside of medicinal liquid bottle (21), liquid outlet is located on the outside of medicinal liquid bottle (21)；
The customizer driving mechanism (4) has micromachine (41), and master is provided on the output shaft of the micromachine (41)
Moving gear (42), the driving gear (42) are meshed with driven gear (43), and the driven gear (43) is mounted on rotating
On the screw putter (44) of movement, the pushnut (45) being matched therewith is provided at the top of the screw putter (44), it is described
Pushnut (45) is fixedly linked with thrust bearing pedestal (31), so as to which liquid medicine quantitative injector (32) be driven to make Linear scaling fortune
It is dynamic；
The medical liquid atomizing container (5) has storage mist bottle (51), and the bottleneck of the storage mist bottle (51), which is provided with, inhales mist interface (52),
The bottom of the storage mist bottle (51) is provided with spray interface (53), the spray interface (53) and one end phase of transition hose (54)
Even, the other end of the transition hose (54) is connected with the liquid outlet of liquid medicine quantitative injector (32), thus by medicinal liquid bottle (21)
In medical liquid spraying to storage mist bottle (51) in；
The pressure sensitive switch component (6) has switch framework (61), and folded ring type air bag is provided in the switch framework (61)
(62), the opening of the folded ring type air bag (62) is connected with storage mist bottle (51) inner cavity, the top of the folded ring type air bag (62)
The pressure sensitive switch (63) for controlling micromachine (41) forward or reverse is provided between switch framework (61), so as to control
The Linear scaling direction of liquid medicine quantitative injector (32).
2. inspiration trigger formula chemical spraying device according to claim 1, it is characterised in that：The bottom of the storage mist bottle (51)
Portion is additionally provided with breather cheek valve (55).
3. inspiration trigger formula chemical spraying device according to claim 1 or 2, it is characterised in that：The liquid medicine quantitative pushes away
Emitter (32) has the interspersed demand chamber cylinder (321) being fixed in the installation through-hole of sealing cover (22), the demand chamber cylinder
(321) be provided with inlet opening (322) on the inner end barrel in medicinal liquid bottle (21), the demand chamber cylinder (321) it is interior
Chamber is provided with hollow piston (323), and the outboard end of the hollow piston (323) stretches out demand chamber cylinder (321) and thrust bearing
Pedestal (31) is fixedly linked, and the inner cavity of the hollow piston (323) is provided with elastic cylinder (324), the elastic cylinder (324)
Top be provided with the touching thimble (325) that can be contacted with demand chamber cylinder (321) inner cavity top, the elastic cylinder
(324) between the inner cavity of hollow piston (323) formed annular spray channel (326), the annular spray channel (326) it is interior
Side is connected with demand chamber cylinder (321) inner cavity, and the outboard end of the annular spray channel (326) is another with transition hose (54)
One end is connected.
4. inspiration trigger formula chemical spraying device according to claim 3, it is characterised in that：The folded ring type air bag (62)
Ring type air bag is folded for elastic rubber or plastics.
5. inspiration trigger formula chemical spraying device according to claim 3, it is characterised in that：The demand chamber cylinder
(321) top to the cavity volume between its inlet opening (322) is 0.3~0.5mL.
6. inspiration trigger formula chemical spraying device according to claim 1 or 2, it is characterised in that：The liquid medicine quantitative pushes away
Emitter (32) has the interspersed metered injection pipe (327) being fixed in the installation through-hole of sealing cover (22), the metered injection pipe
(327) medicine feeding hole (328) is provided on the barrel in medicinal liquid bottle (21), the metered injection pipe (327) is positioned at medicinal liquid bottle
(21) medicine outlet hole (329) is provided on barrel outside, the inner cavity of the metered injection pipe (327) is provided with control plunger
(3210), plunger rod (3211) is connected on the control plunger (3210), the plunger rod (3211) stretches out metered injection pipe
(327) it is fixedly linked with thrust bearing pedestal (31), the medicine outlet hole (329) is connected with the other end of transition hose (54).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720540362.9U CN207562183U (en) | 2017-05-16 | 2017-05-16 | Inspiration trigger formula chemical spraying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720540362.9U CN207562183U (en) | 2017-05-16 | 2017-05-16 | Inspiration trigger formula chemical spraying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207562183U true CN207562183U (en) | 2018-07-03 |
Family
ID=62697420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720540362.9U Expired - Fee Related CN207562183U (en) | 2017-05-16 | 2017-05-16 | Inspiration trigger formula chemical spraying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207562183U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108671846A (en) * | 2018-07-09 | 2018-10-19 | 西南交通大学 | A kind of portable pesticide is accurate with when efficient mixing arrangement |
| CN109224219A (en) * | 2018-11-20 | 2019-01-18 | 苏州欧米尼医药有限公司 | A kind of novel aerosol drug delivery device and its working method by respiratory triggering |
| CN110975075A (en) * | 2019-11-25 | 2020-04-10 | 王舒扬 | Double-control type pressure quantitative aerosol inhaler |
| CN114533525A (en) * | 2022-02-18 | 2022-05-27 | 吕山 | Fracture fumigation fixing device for orthopedic treatment |
-
2017
- 2017-05-16 CN CN201720540362.9U patent/CN207562183U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108671846A (en) * | 2018-07-09 | 2018-10-19 | 西南交通大学 | A kind of portable pesticide is accurate with when efficient mixing arrangement |
| CN108671846B (en) * | 2018-07-09 | 2023-05-09 | 西南交通大学 | Portable pesticide accurate proportioning and high-efficient mixing arrangement |
| CN109224219A (en) * | 2018-11-20 | 2019-01-18 | 苏州欧米尼医药有限公司 | A kind of novel aerosol drug delivery device and its working method by respiratory triggering |
| CN110975075A (en) * | 2019-11-25 | 2020-04-10 | 王舒扬 | Double-control type pressure quantitative aerosol inhaler |
| CN114533525A (en) * | 2022-02-18 | 2022-05-27 | 吕山 | Fracture fumigation fixing device for orthopedic treatment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9757528B2 (en) | Nebulizer having different negative pressure threshold settings | |
| CN207562183U (en) | Inspiration trigger formula chemical spraying device | |
| US20170368273A1 (en) | Systems and methods of aerosol delivery with airflow regulation | |
| JP3213587U (en) | Nebulizer for infants and patients with respiratory failure | |
| AU2002336246B8 (en) | Nebulizer having cooling chamber | |
| EP3117858A1 (en) | Nebulizer for infants and respiratory compromised patients | |
| JP2007505663A (en) | Medicine dispenser | |
| US20070062519A1 (en) | Nebulizer | |
| AU2002336246A1 (en) | Nebulizer having cooling chamber | |
| HUT77661A (en) | An inhalation device, a method of dispersing a pharmaceutically acitve substance and a method of administering a dose of a pharmaceutically active substance | |
| KR20220013549A (en) | Positive pressure inhaler for delivery of inhalable drugs and method of use thereof | |
| AU2004325349A1 (en) | A resonating (alerting) metered dose inhaler | |
| US20220008666A1 (en) | Pharmaceutical administration to neonates, infants and children | |
| US20180236189A1 (en) | Metered dose inhaler and spacer with airflow and handicap assist structures for maximizing medication delivery effectiveness | |
| CN113329779B (en) | Dry powder inhaler | |
| CN104208778A (en) | Nebulization drug delivery system for respiratory circuit | |
| CN201596202U (en) | Medical aerosol inhalator | |
| CN207804730U (en) | A kind of delivery type quantifies atomized medicine introducing device | |
| CN201064600Y (en) | Respiratory tract drug administration electronic atomizer | |
| CN111956918B (en) | Inhalant device facilitating inhalant to enter deep lung | |
| CN104984449B (en) | A kind of capsule powder inhaler of turnable opening | |
| CN113260400B (en) | Dry powder inhaler device | |
| CN204106767U (en) | For the atomized medicine introducing system of breathing circuit | |
| CN209378219U (en) | A kind of liquid drug delivery devices | |
| CN105013054B (en) | A kind of more capsule dry-powder inhaling devices |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180703 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |