CN208552737U - A kind of adjustable single pumping medicine multiple injection gas-driven needle-less syringe of dosage - Google Patents
A kind of adjustable single pumping medicine multiple injection gas-driven needle-less syringe of dosage Download PDFInfo
- Publication number
- CN208552737U CN208552737U CN201720954873.5U CN201720954873U CN208552737U CN 208552737 U CN208552737 U CN 208552737U CN 201720954873 U CN201720954873 U CN 201720954873U CN 208552737 U CN208552737 U CN 208552737U
- Authority
- CN
- China
- Prior art keywords
- dosage
- emission type
- type chamber
- multiple injection
- gun barrel
- 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.)
- Active
Links
Abstract
The utility model discloses a kind of adjustable singles of dosage to take out medicine multiple injection gas-driven needle-less syringe, it include: disposable ampoule, gun barrel, emission type chamber, dosage adjusting unit, tail-hood and power unit, it includes speed reducer, magnetic dosage adjustment base, piston, trip rod that the dosage, which adjusts unit, and the power unit includes driving snake, process control gas source and program controlled motor.The utility model is using process control gas source and program controlled motor as output power source, and mating canned software programming is, it can be achieved that single takes out medicine multiple injection, automatic adjustment dosage and injection depth, without hand adjustment, intradermal, the subcutaneous, intramuscular injection of realization；Using disposable ampoule as liquid medicine storage environment, cross-infection is avoided.
Description
Technical field
The utility model relates to medical devices field, in particular to it is pneumatic that a kind of adjustable single of dosage takes out medicine multiple injection
Needleless injector.
Background technique
Needleless injector do not need when drug is injected by syringe needle, using high-pressure jet principle, so that medicine
Liquid forms thinner fluid, and moment penetrates skin and reaches subcutaneous.
Needleless injection can't see syringe needle, will psychologically be preferably minimized to the conflict for the treatment of, and the compliance for the treatment of will mention
Height, especially Children with Diabetes.Needleless injection can bring many benefits to diabetic, have and greatly reduced needle injection
The benefits such as device bring pain, the formation hardened after being injected repeatedly without injection site.
The existing needleless injector product that can continuously inject is mostly spring-driven needleless injector, small in size, weight
Gently, easy to carry, but after the completion of per injection, it is also necessary to spring is re-compressed accumulation of energy by dedicated resetting apparatus, operation
Process is excessively cumbersome；Few adjustable injection dosage and injection depth simultaneously, this causes same syringe to be not used to difference
The injection of crowd and different parts.
Utility model content
The purpose of this utility model is to provide a kind of adjustable singles of dosage to take out medicine multiple injection gas-driven needle-less syringe,
Using gas source as output power source, it can be achieved that multiple injection free of discontinuities, without manually adjusting；It is programmed using mating canned software real
Dosage and injection depth are now automatically adjusted, so that the jet parameters stabilization fired every time, multiple injection is reproducible.
To achieve the above object, the utility model uses following technical scheme:
A kind of adjustable single pumping medicine multiple injection gas-driven needle-less syringe of dosage, comprising: disposable ampoule, gun barrel, hair
Emitting chamber, tail-hood, dosage adjust unit, power unit；The disposable ampoule is detachably connected with gun barrel, gun barrel and emission type
Chamber is detachably connected, and emission type chamber is detachably connected with tail-hood；The gun barrel inner hole is polygonized structure, and described tail-hood one end is set
There is through-hole；It is intracavitary that the dosage adjusting unit is located at emission type；The power unit includes driving snake, gas source and motor, institute
It states motor to be connected with control program, unit is adjusted with dosage by driving snake and is connected, the gas source and control program phase
Connection, is connected by tracheae with syringe body, and control program is preset with injection total amount, injection single injection amount, is controlled
It is single dose respective value that dosage described in process control processed, which adjusts each forward travel distance of unit,.
Further, it includes speed reducer, magnetic dosage adjustment base, piston, trip rod that the dosage, which adjusts unit, described
Speed reducer is fixedly arranged on emission type cavity rear end, and the speed reducer shaft insertion magnetic dosage adjustment base adjusts bottom with magnetic dosage
Seat is fixedly connected, and the piston is set to magnetic dosage adjustment base front, is slidably connected with emission type cavity wall, in piston one end
Equipped with the metal block mutually attracted with magnetic dosage adjustment base, it is equipped with cavity in opposite side, the cavity inner surface is equipped with interior
Screw thread, the end surface of trip rod insertion piston cavity are equipped with the external screw thread screwed with internal screw thread, and the other end is and gun barrel
The polygonized structure that inner hole matches.
Further, the trip rod is equipped with groove close to magnetic dosage adjustment base one end, and the metal block is embedded in institute
It states in groove.
Further, the metal block is pure iron block.
Further, the emission type cavity wall is equipped with speed reducer firm banking, and speed reducer is fixedly arranged on the fixed bottom of speed reducer
On seat.
Further, Pneumatic quick connector is installed, the driving snake passes through pneumatic fast quick access on the tail-hood through-hole
Head is rotatablely connected by the transmission gear in bearing and bearing block and speed reducer, and the tracheae (18) is connected by Pneumatic quick connector
It is connected to needleless injector ontology.
Further, the disposable ampoule and gun barrel, gun barrel and emission type chamber, emission type chamber and tail-hood pass through screw thread
Or it snaps connection.
Further, it is equipped with lock sleeve in the gun barrel and emission type chamber junction, the lock sleeve and gun barrel are detachable
Connection.
Further, sealing ring is equipped between piston and emission type cavity wall.
Further, the gas source is air compressor or air accumulator.
Further, described program control gas source and program controlled motor are the gas source and motor of PLC controller control, institute
State PLC controller and gas source and motor communication connection.
Gas-driven needle-less syringe described in the utility model controls output power source pressure by process control gas source, realizes
Automatically control injection depth；It is driven embedding using program controlled motor in conjunction with driving snake, speed reducer, magnetic dosage adjustment base
There is the piston rotation of pure iron, meanwhile, by setting polygonized structure for gun barrel inner hole, trip rod gos deep into gun barrel one end and is set as
The polygonized structure to match with gun barrel inner hole prevents trip rod from following piston rotation, and piston is equipped with cavity, and cavity inner surface is set
It is equipped with screw thread, trip rod insertion piston portion is set as cylindrical structure, and surface is equipped with and piston cavity inner surface screw thread phase
The reverse thread matched, to guarantee, during piston rotation, trip rod is not with piston rotation but along succession ampoule direction
Mobile, final trip rod front distance is automatically controlled, and realizes automatic adjustment injection dosage.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only in the utility model
The some embodiments recorded are also possible to obtain other drawings based on these drawings for those of ordinary skill in the art.
Fig. 1 the utility model pneumatic injector structural schematic diagram；
Fig. 2 the utility model pneumatic injector front view；
Wherein, the above drawings include the following reference numerals:
1, disposable ampoule, 2, gun barrel, 3, lock sleeve, 4, emission type chamber, 5, trip rod, 6, sealing ring, 7, piston,
8, metal block, 9, magnetic dosage adjustment base, 10, speed reducer fixing seat, 11, speed reducer, 12, tail-hood, 13, transmission gear,
14, bearing, 15, bearing block, 16, Pneumatic quick connector, 17, driving snake, 18, tracheae.
Specific embodiment
For the objects, technical solutions and advantages of utility model are more clearly understood, below in conjunction with attached drawing and specific implementation
The utility model is described in further detail in mode.It should be understood that the specific embodiments described herein are only
To explain the utility model, the protection scope of the utility model is not limited.
It should be noted that it can be directly anchored to another when element is referred to as " being fixed on " another element
On element or another element can also be fixed on by element placed in the middle.When an element be known as " connection " another
Element, it can be directly to another element or be also possible to be connected to another yuan by element placed in the middle
Part.In addition, unless otherwise indicated, otherwise the descriptions such as the term " first " in specification and " second " are used only for distinguishing specification
In various components, element, step etc., without being intended to indicate that various components, element, the logical relation between step or suitable
Order relation etc..
As shown in Figure 1, a kind of adjustable single of dosage takes out medicine multiple injection gas-driven needle-less syringe, comprising: disposable peace
Small jar (1), gun barrel (2), emission type chamber (4), tail-hood (12), dosage adjust unit, power unit；The disposable ampoule (1) with
Gun barrel (2) is detachably connected, and gun barrel (2) is detachably connected with emission type chamber (4), and emission type chamber (4) and tail-hood (12) are detachable
Connection；Gun barrel (2) inner hole is polygonized structure, and described tail-hood (12) one end is equipped with through-hole；The dosage adjusts unit position
In emission type chamber (4)；The power unit includes driving snake (17), gas source and motor, the motor and control program phase
Connection adjusts unit with dosage by driving snake (17) and is connected, and the gas source is connected with control program, passes through tracheae
(18) it is connected with syringe body, control program is preset with injection total amount, injection single injection amount, controls process control
It is single dose respective value that the dosage, which adjusts each forward travel distance of unit,.
Further, the dosage adjust unit include speed reducer (11), magnetic dosage adjustment base (9), piston (7),
Trip rod (5), the speed reducer (11) are fixedly arranged on emission type chamber (4) rear end, and the speed reducer shaft insertion magnetic dosage is adjusted
Pedestal (9) is fixedly connected with magnetic dosage adjustment base (9), and the piston (7) is set to magnetic dosage adjustment base (9) front,
It is slidably connected with emission type chamber (4) inner wall, the metal mutually attracted with magnetic dosage adjustment base (9) is equipped in piston (7) one end
Block (8) is equipped with cavity in opposite side, and the cavity inner surface is equipped with internal screw thread, trip rod (5) the insertion piston cavity
End surface is equipped with the external screw thread screwed with internal screw thread, and the other end is the polygonized structure to match with gun barrel (2) inner hole.
Preferably, the trip rod (5) is equipped with groove, the metal block close to magnetic dosage adjustment base (9) one end
(8) it is embedded in the groove.
Preferably, the metal block (8) is pure iron block.
Preferably, emission type chamber (4) inner wall is equipped with speed reducer firm banking (10), speed reducer (11), which is fixedly arranged on, to be subtracted
On fast machine firm banking (10).
Preferably, being equipped with Pneumatic quick connector (16) on tail-hood (12) through-hole, the driving snake (17) is worn
Pneumatic quick connector (16) are crossed to connect by transmission gear (13) rotation in bearing (14) and bearing block (15) and speed reducer (11)
It connects, the tracheae (18) is connected to needleless injector ontology by Pneumatic quick connector (16).
Preferably, the disposable ampoule (1) and gun barrel (2), gun barrel (2) and emission type chamber (4), emission type chamber (4)
It by screw thread or is snapped connection with tail-hood (12).
Preferably, lock sleeve (3) are equipped in the gun barrel (2) and emission type chamber (4) junction, the lock sleeve (3)
It is detachably connected with gun barrel (2).
Preferably, being equipped with sealing ring (6) between piston (7) and emission type chamber (4) inner wall.
Preferably, the gas source is air compressor or air accumulator.
Preferably, described program control gas source and program controlled motor are the gas source and motor of PLC controller control, institute
State PLC controller and gas source and motor communication connection.
Gas-driven needle-less syringe disclosed by the utility model, on the one hand, trip rod left end is in polygonized structure, with gun barrel
Hole polygonal shape keeps always, serving and preventing trip rod transfer；Program controlled motor control rotating soft axle, flexible axle by with
Fix its tail portion transmission gear speed reducer slowed down after drive magnetic bases rotated with lower speed；Magnetic bases rotation
Drive the piston rotation of insertion pure iron；Due to the limit of trip rod and gun barrel, trip rod can only be along internal piston screw advancement
And retreat, write-in injection accumulated dose and injection single dose in program, it is single dose that system, which controls each forward travel distance of single machine,
Respective value realizes that regulating dosage and single take out medicine multiple injection, and completes the advance and reset of trip rod after injection, is not necessarily to hand
Dynamic operation.On the other hand, process control gas source control output Pneumatic pressure realizes that injection depth is adjusted.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of adjustable single of dosage takes out medicine multiple injection gas-driven needle-less syringe characterized by comprising disposable ampoule
(1), gun barrel (2), emission type chamber (4), tail-hood (12), dosage adjust unit, power unit；The disposable ampoule (1) and rifle
Pipe (2) is detachably connected, and gun barrel (2) is detachably connected with emission type chamber (4), and emission type chamber (4) detachably connects with tail-hood (12)
It connects；Gun barrel (2) inner hole is polygonized structure, and described tail-hood (12) one end is equipped with through-hole；The dosage adjusts unit and is located at
In emission type chamber (4)；The power unit includes driving snake (17), gas source and motor, and the motor is connected with control program
It connects, unit is adjusted with dosage by driving snake (17) and is connected, the gas source is connected with control program, passes through tracheae (18)
It is connected with syringe body, control program is preset with injection total amount, injection single injection amount, controls described in process control
It is single dose respective value that dosage, which adjusts each forward travel distance of unit,.
2. a kind of adjustable single of dosage takes out medicine multiple injection gas-driven needle-less syringe according to claim 1, feature exists
Adjusting unit in, the dosage includes speed reducer (11), magnetic dosage adjustment base (9), piston (7), trip rod (5), described
Speed reducer (11) is fixedly arranged on emission type chamber (4) rear end, the speed reducer shaft insertion magnetic dosage adjustment base (9), with magnetism
Dosage adjustment base (9) is fixedly connected, and the piston (7) is set to magnetic dosage adjustment base (9) front, with emission type chamber (4)
Inner wall is slidably connected, and the metal block (8) mutually attracted with magnetic dosage adjustment base (9) is equipped in piston (7) one end, opposite one
End is equipped with cavity, and the cavity inner surface is equipped with internal screw thread, the end surface of the trip rod (5) insertion piston cavity be equipped with
The external screw thread that internal screw thread screws, the other end are the polygonized structure to match with gun barrel (2) inner hole.
3. a kind of adjustable single of dosage takes out medicine multiple injection gas-driven needle-less syringe according to claim 2, feature exists
In the trip rod (5) is equipped with groove close to magnetic dosage adjustment base (9) one end, and metal block (8) insertion is described recessed
In slot.
4. a kind of adjustable single of dosage takes out medicine multiple injection gas-driven needle-less syringe according to claim 2, feature exists
In the metal block (8) is pure iron block.
5. a kind of adjustable single of dosage takes out medicine multiple injection gas-driven needle-less syringe according to claim 2, feature exists
In emission type chamber (4) inner wall is equipped with speed reducer firm banking (10), and speed reducer (11) is fixedly arranged on speed reducer firm banking
(10) on.
6. a kind of adjustable single of dosage takes out medicine multiple injection gas-driven needle-less syringe according to claim 2, feature exists
In, be equipped with Pneumatic quick connector (16) on tail-hood (12) through-hole, the driving snake (17) pass through Pneumatic quick connector
(16) it is rotatablely connected by the transmission gear (13) in bearing (14) and bearing block (15) and speed reducer (11), the tracheae (18)
Needleless injector ontology is connected to by Pneumatic quick connector (16).
7. a kind of adjustable single of dosage takes out medicine multiple injection gas-driven needle-less syringe according to claim 1, feature exists
In the disposable ampoule (1) and gun barrel (2), gun barrel (2) and emission type chamber (4), emission type chamber (4) and tail-hood (12) are logical
It crosses screw thread or snaps connection.
8. a kind of adjustable single of dosage takes out medicine multiple injection gas-driven needle-less syringe according to claim 1, feature exists
In in the gun barrel (2) and emission type chamber (4) junction equipped with lock sleeve (3), the lock sleeve (3) and gun barrel (2) are detachable
Connection.
9. a kind of adjustable single of dosage takes out medicine multiple injection gas-driven needle-less syringe according to claim 1, feature exists
In equipped with sealing ring (6) between piston (7) and emission type chamber (4) inner wall.
10. a kind of adjustable single of dosage takes out medicine multiple injection gas-driven needle-less syringe according to claim 1, feature exists
In the gas source is air compressor or air accumulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720954873.5U CN208552737U (en) | 2017-08-02 | 2017-08-02 | A kind of adjustable single pumping medicine multiple injection gas-driven needle-less syringe of dosage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720954873.5U CN208552737U (en) | 2017-08-02 | 2017-08-02 | A kind of adjustable single pumping medicine multiple injection gas-driven needle-less syringe of dosage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208552737U true CN208552737U (en) | 2019-03-01 |
Family
ID=65444605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720954873.5U Active CN208552737U (en) | 2017-08-02 | 2017-08-02 | A kind of adjustable single pumping medicine multiple injection gas-driven needle-less syringe of dosage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208552737U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107308525A (en) * | 2017-08-02 | 2017-11-03 | 江苏丞宇米特医疗科技有限公司 | A kind of adjustable single of dosage takes out medicine multiple injection gas-driven needle-less syringe |
| CN110487597A (en) * | 2019-09-04 | 2019-11-22 | 蔡林 | A kind of lactic acid bacteria (LAB) detection probe tube |
| CN110559524A (en) * | 2019-10-18 | 2019-12-13 | 甄小眉 | needleless injection pen |
-
2017
- 2017-08-02 CN CN201720954873.5U patent/CN208552737U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107308525A (en) * | 2017-08-02 | 2017-11-03 | 江苏丞宇米特医疗科技有限公司 | A kind of adjustable single of dosage takes out medicine multiple injection gas-driven needle-less syringe |
| CN110487597A (en) * | 2019-09-04 | 2019-11-22 | 蔡林 | A kind of lactic acid bacteria (LAB) detection probe tube |
| CN110559524A (en) * | 2019-10-18 | 2019-12-13 | 甄小眉 | needleless injection pen |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208552737U (en) | A kind of adjustable single pumping medicine multiple injection gas-driven needle-less syringe of dosage | |
| EP2569031B1 (en) | Low volume accurate injector | |
| ES2421327T3 (en) | Methods to control injections of medical fluids | |
| JP5824003B2 (en) | Needleless transdermal transfer device | |
| RU2641978C2 (en) | Injection device providing minimum invasiveness | |
| US10449293B2 (en) | Injection needle, injection apparatus employing same and method of making | |
| KR100597814B1 (en) | Pneumatic injection gun | |
| CN107308525A (en) | A kind of adjustable single of dosage takes out medicine multiple injection gas-driven needle-less syringe | |
| EP3436112B1 (en) | Pulse infusion device system and method | |
| US10086137B2 (en) | Pulse infusion device system and method | |
| CN108290005B (en) | Needleless percutaneous injection device | |
| CN107106766B (en) | Time controlled periodic infusion | |
| CN207384567U (en) | Skin locator and corresponding liquid injection device | |
| US10279129B2 (en) | Pulse infusion device system and method | |
| CN110681000B (en) | Medical syringe structure | |
| Wendell et al. | The effect of jet parameters on jet injection | |
| KR101738671B1 (en) | Electric Filler Injector | |
| CA2972925A1 (en) | Diaphragm pumps for medical applications | |
| CN208552738U (en) | A kind of fixed dosage single injection gas-driven needle-less syringe | |
| CN107297001A (en) | A kind of fixed dosage single injection gas-driven needle-less syringe | |
| CN203598311U (en) | Drug injection gun | |
| CN215875778U (en) | Injection device for battlefield first aid | |
| KR20150098026A (en) | Drug injection device | |
| CN210330818U (en) | Injector for veterinary use | |
| CN110037793B (en) | Necrotic tissue drainage device used after tumor microwave ablation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |