CN208003194U - A kind of medical fixed-quantity injector - Google Patents
A kind of medical fixed-quantity injector Download PDFInfo
- Publication number
- CN208003194U CN208003194U CN201721084695.1U CN201721084695U CN208003194U CN 208003194 U CN208003194 U CN 208003194U CN 201721084695 U CN201721084695 U CN 201721084695U CN 208003194 U CN208003194 U CN 208003194U
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- China
- Prior art keywords
- injection tube
- injection
- piston rod
- hollow pipe
- model
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- 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.)
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
A kind of medical fixed-quantity injector,It includes injection tube,The side outer wall of injection tube is provided with graduation mark,End set of the injection tube far from liquid outlet has the arc block plate for being located at injection tube one end,The piston rod that can be slided along injection tube guide direction is slidably connected in injection tube,Piston rod is equipped with the piston of the salable injection tube to match with injection tube inner wall in one end coaxial sleeve of injection tube inner chamber,Piston rod is located at the force side outside injection tube and is provided with and can complete the singlehanded circular ring shape for pushing and pulling piston rod by hand with two arc block plate cooperations,The utility model can adjust the amount of liquid medicine injection according to specific service condition,By piston be pushed on the graduation mark of required liquid volume can accurately controlling medicinal liquid injection volume,Cascade groove can be clamped the injection needle of different model,It is convenient for changing injection needle,It uses at the same time when different model injection needle without preparing multiple syringes,And the utility model one-hand operation,Facility is brought to the crowd of trick inconvenience.
Description
Technical field
The utility model is related to technical field of medical instrument more particularly to a kind of syringes.
Background technology
The main effect of syringe is liquid medicine injection into human body or in animal body, especially to a large amount of animal such as domestic animal
When internal injection liquid, since the scale of construction of poultry is small, so the liquid volume of injection is seldom, it is not easy control injection in injection
Or amount or the more injections of injection are few, and need to dig-in graduation mark, the comparatively laborious fatigue of multi-pass operation, and need two hands behaviour
Make, the animal injection needle of different building shape it is of different sizes, while differing huge domestic animal liquid medicine injection to multiple builds and to prepare
Branched injection needle syringe of different sizes, has raised cost and has caused inconvenience.
Invention content
To solve the deficiencies in the prior art, the purpose of this utility model be to provide it is a kind of it is medical can calibrated shot liquid
Syringe.
To realize the above-mentioned technical purpose, technical solution used by the utility model is as follows：
A kind of medical fixed-quantity injector comprising the side outer wall of injection tube, injection tube is provided with graduation mark, injection tube
End set far from liquid outlet has the arc block plate for being located at injection tube one end, and being slidably connected in injection tube can be along injection
The piston rod of cylinder guide direction sliding, piston rod is equipped in one end coaxial sleeve of injection tube inner chamber to match with injection tube inner wall
The piston of salable injection tube, piston rod are located at the force side outside injection tube and are provided with and can be completed with two arc block plate cooperations
The circular ring shape of one hand push-and-pull piston rod presses hand, the liquid outlet of injection tube be coaxially arranged with the injection needle of pluggable different model and with
The cascade groove of tube inner chamber connection is injected, injection needle coaxial sleeve is equipped with the needle cap being connected on injection tube, injection tube liquid outlet
One end side wall be provided with and communicated with injection tube and vertical hollow pipe, the other end of hollow pipe are coaxially arranged with and hollow pipe phase
Logical powder charge bottle, the side of hollow pipe and injection tube junction is offered hangs down through the through-hole of its wall thickness and the opening direction of through-hole
Directly in the central axis of hollow pipe, through-hole interior sealing is connected with the slide plate that hollow tube cavity can be fully sealed and slide plate can be along logical
The opening direction in hole moves, and the one end of slide plate in hollow pipe is arranged with rubber ring.
Preferably, two above-mentioned arc block plates are respectively the catch one being bent towards injection tube drug row end, towards piston
The catch two of bar force side bending.
The advantageous effect of the utility model compared with prior art is：The utility model can be according to specific service condition
The amount for adjusting liquid medicine injection, by piston be pushed on the graduation mark of required liquid volume can accurately controlling medicinal liquid injection volume, rank
Stepped recess can be clamped the injection needle of different model, be convenient for changing injection needle, use be not necessarily to when different model injection needle at the same time
Prepare multiple syringes, and the utility model one-hand operation, facility is brought to the crowd of trick inconvenience.
Description of the drawings
In order to illustrate more clearly of the utility model embodiment, letter will be done to attached drawing needed in the embodiment below
Single introduction, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the utility model, general for this field
For logical technical staff, without creative efforts, other drawings may also be obtained based on these drawings.
Fig. 1 is the front view of the utility model.
Fig. 2 is the left view of the utility model.
It is denoted as in figure：1, powder charge bottle；2, hollow pipe；3, slide plate；4, injection tube；5, piston rod；6, hand is pressed；7, piston；
8, needle cap；9, injection needle；10, arc block plate.
Specific implementation mode
With reference to the attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu is fully described by, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than all implements
Example.Based on the embodiments of the present invention, those of ordinary skill in the art without making creative work, are obtained
The every other embodiment obtained, belongs to scope of protection of the utility model.
Referring to Fig.1-2, a kind of medical fixed-quantity injector comprising the side outer wall of injection tube 4, injection tube 4 is provided with
Graduation mark, end set of the injection tube 4 far from liquid outlet have an arc block plate 10 for being located at 4 one end of injection tube, in injection tube 4
The piston rod 5 that can be slided along 4 guide direction of injection tube is slidably connected, piston rod 5 is coaxially arranged in one end of 4 inner cavity of injection tube
There are the piston 7 of the salable injection tube 4 to match with 4 inner wall of injection tube, the elastic reaction that piston 7 applies 4 inner wall of injection tube
Power can prevent liquid from being leaked out from the junction of piston 7 and injection tube 4, and the force side that piston rod 5 is located at outside injection tube 4 is provided with
The circular ring shape that singlehanded push-and-pull piston rod 5 can be completed with two cooperations of arc block plate 10 presses hand 6, and the liquid outlet of injection tube 4 is coaxially set
The cascade groove for being equipped with the injection needle 9 of pluggable different model and being connected to 4 inner cavity of injection tube, 9 coaxial sleeve of injection needle are equipped with
The needle cap 8 being connected on injection tube 4, one end side wall of 4 liquid outlet of injection tube is provided with to be communicated and vertical hollow with injection tube 4
Pipe 2, the other end of hollow pipe 2 are coaxially arranged with the powder charge bottle 1 communicated with hollow pipe 2, hollow pipe 2 and 4 junction of injection tube
Side is offered through the through-hole of its wall thickness and the opening direction of through-hole is perpendicular to the central axis of hollow pipe 2, through-hole interior sealing
It is connected with the slide plate 3 that 2 inner cavity of hollow pipe can be fully sealed and slide plate 3 can be moved along the opening direction of through-hole, slide plate 3 is hollow
One end in pipe 2 is arranged with rubber ring, and hollow pipe 2 can be fully sealed in the elastic acting force that rubber ring applies 2 inner wall of hollow pipe
Inner cavity prevent liquid from hollow pipe 2 flow into injection tube 4.
Two above-mentioned arc block plates 10 are respectively the catch one being bent towards 4 drug row end of injection tube, are applied towards piston rod 5
The catch two of power end bending；During pushing away medicine or drug row, operating personnel singlehanded can be clamped catch one, be operated by hand 6；
Be used as medicine or into during medicine, operating personnel can one hand resist catch two, and force in by hand 6, to adjust in injection tube 4
It is used as medicine space；In the present solution, using forniciform catch one, catch two, can personnel easy to operation exert a force, can also reduce
Fatigue.
When using the utility model, the present apparatus is rotated, powder charge bottle 1 is to be fully inverted, according to the target tune for wanting liquid medicine injection
The 9 model size of injection needle of grafting in whole groove, in the initial state slide plate 3 inner cavity of hollow pipe 2,3 sets of slide plate is fully sealed
The inner cavity that the elastic acting force that 2 inner wall of hollow pipe applies can be fully sealed hollow pipe 2 in one end equipped with rubber ring prevents liquid
Injection tube 4 is flowed into from hollow pipe 2, liquid is put aside in hollow pipe 2, according to concrete condition when using, thumb is inserted into and is justified
Annular presses hand 6, and middle finger and index finger are individually positioned in the bending direction of two arc block plates 10, and promotion is pressed hand 6, given by hand 6
5 active force of piston rod moves the position for pushing piston 7 to reach required graduation mark along 4 guide direction of injection tube, and piston 7 is to injection
The elastic acting forces that cylinder 4 applies can prevent liquid from being flowed out from the junction of piston 7 and injection tube 4, pull slide plate 3 make slide plate 3 to
It mobile away from the direction of hollow pipe 2 and is exposed for the gap of liquid medicine flow in hollow pipe 2, liquid flows into injection tube 4 and lives
It in the space that plug 7 is formed and fills space, pushes slide plate 3 to give slide plate 3 mobile towards 2 central axial direction of hollow pipe and will be empty
The inner cavity of heart pipe 2 blocks again, extracts needle cap 8, and injection needle 9 is inserted into object, pushes piston rod 5, piston rod 5 is along injection
The inner cavity of cylinder 4 is moved towards the direction of liquid outlet, and the liquid in injection tube 4 is under pressure exits into object from injection needle 9
In vivo, injection needle 9 is exited in objective body after the completion of injection, palm is upheld, and thumb is against the side by hand 6, another finger
It is against on arc block plate 10 so that arc block plate 10 can provide reaction force and allow by hand 6 towards away from the side of 4 liquid outlet of injection tube
To movement, prepare for secondary operation.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use this practicality new
Type；Various modifications to these embodiments will be apparent to those skilled in the art, the utility model
Defined in General Principle can be in the case where not departing from the spirit or scope of the utility model, in other embodiments
It realizes.Therefore, the utility model will not be defined to the embodiments shown herein, and be to fit to it is disclosed herein
Principle and the consistent widest range of features of novelty.
Claims (2)
1. a kind of medical fixed-quantity injector, which is characterized in that it includes injection tube, and the side outer wall of injection tube is provided with scale
Line, end set of the injection tube far from liquid outlet have the arc block plate for being located at injection tube one end, are slidably connected in injection tube
Have a piston rod that can be slided along injection tube guide direction, piston rod one end coaxial sleeve of injection tube inner chamber be equipped with in injection tube
The piston for the salable injection tube that wall matches, piston rod are located at the force side outside injection tube and are provided with and can be kept off with two arcs
The circular ring shape that singlehanded push-and-pull piston rod is completed in piece cooperation presses hand, and the liquid outlet of injection tube is coaxially arranged with pluggable different model
Injection needle and the cascade groove being connected to injection tube inner chamber, injection needle coaxial sleeve are equipped with the needle cap being connected on injection tube, note
One end side wall of shooting cylinder liquid outlet is provided with to be communicated and vertical hollow pipe, the other end of hollow pipe are coaxially arranged with injection tube
The powder charge bottle communicated with hollow pipe, the side of hollow pipe and injection tube junction offer the through-hole and through-hole through its wall thickness
Opening direction perpendicular to hollow pipe central axis, through-hole interior sealing be connected with the slide plate that hollow tube cavity can be fully sealed and
Slide plate can be moved along the opening direction of through-hole, and the one end of slide plate in hollow pipe is arranged with rubber ring.
2. a kind of medical fixed-quantity injector according to claim 1, which is characterized in that two above-mentioned arc block plates point
It Wei not be towards the catch one that injection tube drug row end is bent, the catch two being bent towards piston rod force side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721084695.1U CN208003194U (en) | 2017-08-28 | 2017-08-28 | A kind of medical fixed-quantity injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721084695.1U CN208003194U (en) | 2017-08-28 | 2017-08-28 | A kind of medical fixed-quantity injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208003194U true CN208003194U (en) | 2018-10-26 |
Family
ID=63879598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721084695.1U Expired - Fee Related CN208003194U (en) | 2017-08-28 | 2017-08-28 | A kind of medical fixed-quantity injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208003194U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109988702A (en) * | 2019-05-10 | 2019-07-09 | 苏州大学 | A kind of piezoelectric supersonic microinjection device of many types of syringe needle of adaptation of modularized design |
| CN111973259A (en) * | 2019-05-24 | 2020-11-24 | 喜乐医疗器材股份有限公司 | Delivery tool and method for forming a structure having a layer of hardened paste and particles under the layer |
-
2017
- 2017-08-28 CN CN201721084695.1U patent/CN208003194U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109988702A (en) * | 2019-05-10 | 2019-07-09 | 苏州大学 | A kind of piezoelectric supersonic microinjection device of many types of syringe needle of adaptation of modularized design |
| CN111973259A (en) * | 2019-05-24 | 2020-11-24 | 喜乐医疗器材股份有限公司 | Delivery tool and method for forming a structure having a layer of hardened paste and particles under the layer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190411 Address after: 102600 room 5, 5 building, 2 building, 12 Jinxing Road, Daxing District, Beijing. Patentee after: Beijing Welno Technology Group Co., Ltd. Address before: 362300 No. 117 West Street, Meishan Town, Nanan City, Fujian Province Patentee before: Huang Yangfu |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181026 Termination date: 20190828 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |