CN211912388U - Small steel gun for injection - Google Patents
Small steel gun for injection Download PDFInfo
- Publication number
- CN211912388U CN211912388U CN201820618991.3U CN201820618991U CN211912388U CN 211912388 U CN211912388 U CN 211912388U CN 201820618991 U CN201820618991 U CN 201820618991U CN 211912388 U CN211912388 U CN 211912388U
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- CN
- China
- Prior art keywords
- injection
- push
- pull rod
- spring
- locking pin
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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.)
- Expired - Fee Related
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
Little gun for injection, including fixed pipe, the injection syringe is connected to the one end of fixed pipe, and the injection syringe is one side open-ended tubulose casing, and the injection hole is seted up to sealing one side of injection syringe, the inside intercommunication with fixed pipe of opening one side inside of injection syringe, the internally mounted piston of injection syringe, the utility model discloses with the push-and-pull rod extension, simultaneously at the tip installation pull ring of push-and-pull rod, the pull ring that makes the push-and-pull rod tip can be located the outside of fixed pipe to the person of facilitating the use passes through the mode compression spring of pulling the pull ring, makes the spring accumulate potential energy, thereby makes things convenient for the spring to utilize elastic potential energy to drive the liquid medicine of piston in with the injection.
Description
Technical Field
The utility model relates to an injection appliance, in particular to a small steel gun for injection.
Background
The small steel cannon is a different name of a needleless injector, the structural design of the conventional needleless injector is not reasonable, and the residual liquid medicine in the injection tube cannot be conveniently cleaned after one-time injection is finished.
Disclosure of Invention
The utility model aims at providing a little steel gun is used in injection can drive the reciprocal suction of injection syringe and discharge normal saline through the mode of reciprocal pulling pull ring to play injection syringe cleaning performance well.
The utility model discloses a realize above-mentioned purpose, realize through following technical scheme:
the small steel cannon for injection comprises a fixed pipe, wherein one end of the fixed pipe is connected with an injection pipe, the injection pipe is a tubular shell with one side open, an injection hole is formed in one side of a seal of the injection pipe, the inside of one side of the opening of the injection pipe is communicated with the inside of the fixed pipe, a piston is arranged inside the injection pipe, one side of the piston is connected with a push-pull rod, the push-pull rod is located inside the fixed pipe, one end of the push-pull rod is connected with a pull ring, the pull ring is located on the outer side of the fixed pipe, the middle of the push-pull rod is connected with a positioning plate, one side of the positioning plate is connected with a spring, one end of the spring is connected with the inner wall of the fixed pipe, a through hole is formed in the side of the fixed pipe, the outer side of the fixed pipe is connected with an arc-shaped spring rod.
In order to further realize the purpose of the utility model, the technical proposal that one side of the locking pin is provided with an arc-shaped surface, the other side of the locking pin is provided with a plane, and the arc-shaped surface is positioned at one side of the locking pin close to the injection tube.
The plane of the locking pin is connected with a first lug, and the positioning plate is provided with a second lug which can be matched with the first lug.
And one side of the handle is provided with a locking ring which can be sleeved on the poking plate.
The utility model has the advantages that: the utility model discloses with the push-and-pull rod extension, simultaneously at the tip installation pull ring of push-and-pull rod, the pull ring that makes the push-and-pull rod tip can be located the outside of fixed pipe to the person of facilitating the use passes through the mode compression spring of pulling the pull ring, makes the spring accumulate potential energy, thereby makes things convenient for the spring to utilize elastic potential energy to drive the liquid medicine of piston in with the injection syringe and injects through the injection orifice. The utility model discloses a stop pin can block the locating plate resilience when the locating plate compresses the spring to preset position to can conveniently control the injection of the liquid medicine in the injection syringe. When injection is needed, a user holds the handle, pulls the toggle plate by using fingers, and then drives the locking pin to be separated from the positioning plate, so that the spring and the push-pull rod are released, and the spring drives the push-pull rod and the piston to inject the liquid medicine in the injection tube through the injection hole. The utility model discloses an arc spring lever is as the support piece of locking piece, and the structure is simpler, can utilize elasticity to make stop pin and locating plate keep the cooperation simultaneously, and deformation makes stop pin and locating plate break away from when pulling the driving plate. The utility model discloses a pull ring can be when needs wash the injection pipe inside, can immerse the injection orifice of injection pipe in the normal saline earlier, and the user can drive the reciprocal suction of injection pipe and discharge normal saline through the mode of reciprocal pulling pull ring to play injection pipe cleaning performance well. In order to avoid the blocking of the locking pin on the sliding of the positioning plate in the cleaning process, a user can manually pull the toggle plate in the cleaning process to ensure that the locking pin is kept in a state of being disengaged from the positioning plate, thereby improving the efficiency of the injection tube for reciprocating suction and discharge of the physiological saline. The utility model also has the advantages of simple and compact structure, low manufacturing cost and simple and convenient use.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings: fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
A small steel cannon for injection comprises a fixed tube 4, one end of the fixed tube 4 is connected with an injection tube 2, the injection tube 2 is a tubular shell with one side open, one side of the seal of the injection tube 2 is provided with an injection hole 1, the inside of one side of the opening of the injection tube 2 is communicated with the inside of the fixed tube 4, a piston 3 is arranged inside the injection tube 2, one side of the piston 3 is connected with a push-pull rod 5, the push-pull rod 5 is positioned inside the fixed tube 4, one end of the push-pull rod 5 is connected with a pull ring 10, the pull ring 10 is positioned outside the fixed tube 4, the middle part of the push-pull rod 5 is connected with a positioning plate 6, one side of the positioning plate 6 is connected with a spring 7, one end of the spring 7 is connected with the inner wall of the fixed tube 4, the side part of the fixed tube 4 is provided with a through hole 17, the outside of the fixed tube 4 is connected with an arc-shaped spring, the other side of the locking block 11 is connected with a locking pin 18, the locking pin 18 passes through the through hole 17, and the locking pin 18 can be matched with the positioning plate 6.
The utility model discloses with the extension of push-and-pull rod 5, simultaneously at the tip installation pull ring 10 of push-and-pull rod 5, make the pull ring 10 of push-and-pull rod 5 tip can be located the outside of fixed pipe 4 to the person of facilitating the use is through the mode compression spring 7 that stimulates pull ring 10, makes spring 7 accumulate potential energy, thereby makes things convenient for spring 7 to utilize elastic potential energy to drive the liquid medicine of piston 3 in with injection pipe 2 and injects through injection hole 1. The utility model discloses a stop pin 18 can block locating plate 6 resilience when locating plate 6 compresses spring 7 to preset position to can conveniently control the injection of the liquid medicine in syringe 2. When injection is needed, a user holds the handle 9, pulls the toggle plate 14 with fingers, and then drives the locking pin 18 to be separated from the positioning plate 6, so that the spring 7 and the push-pull rod 5 are released, and the spring 7 drives the push-pull rod 5 and the piston 3 to inject the liquid medicine in the injection tube 2 through the injection hole 1. The utility model discloses an arc spring rod 8 is as the support piece of locking piece 11, and the structure is simpler, can utilize elasticity to make stop pin 18 and locating plate 6 keep the cooperation simultaneously, and deformation makes stop pin 18 and locating plate 6 break away from when pulling toggle 14. The utility model discloses a pull ring 10 can be when needs wash 2 insides of injection pipe, can immerse into normal saline with injection hole 1 of injection pipe 2 earlier, and the user can drive 2 reciprocal aspirations of injection pipe and discharge normal saline through the mode of reciprocal pulling pull ring 10 to play 2 cleaning performance of injection pipe well. In order to prevent the locking pin 18 from obstructing the sliding movement of the positioning plate 6 during the washing process, the user can manually pull the toggle plate 14 during the washing process to keep the locking pin 18 disengaged from the positioning plate 6, so that the efficiency of the syringe 2 for sucking and discharging the saline back and forth can be improved.
An arc-shaped surface 15 is arranged on one side of the locking pin 18, a plane 16 is arranged on the other side of the locking pin 18, and the arc-shaped surface 15 is positioned on one side of the locking pin 18 close to the syringe 2.
The utility model discloses an arcwall face 15 of stop pin 18 can make things convenient for locating plate 6 to utilize arcwall face 15 to press stop pin 18 when outwards spurring pull ring 10, makes locating plate 6 can pass through stop pin 18. The utility model discloses a plane 16 can be laminated with locating plate 6 when stop pin 18 locks locating plate 6, avoids locating plate 6 and the easy slippage of stop pin 18.
The plane 16 of the locking pin 18 is connected with a first lug 12, a second lug 13 is arranged on the positioning plate 6, and the second lug 13 can be matched with the first lug 12.
The utility model discloses a, the cooperation of second lug 13 and first lug 12 can improve stop pin 18 and locating plate 6's cooperation intensity when locking locating plate 6 locking.
A locking ring 19 is arranged on one side of the handle 9, and the locking ring 19 can be sleeved on the poking plate 14.
The utility model discloses a locking ring 19 can overlap on stirring board 14 when needs wash injection pipe 2 inside to avoid stop pin 18 to obstruct the slip of locating plate 6 in the cleaning process.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The small steel gun for injection is characterized in that: comprises a fixed tube (4), one end of the fixed tube (4) is connected with an injection tube (2), the injection tube (2) is a tubular shell with one side open, one side of the seal of the injection tube (2) is provided with an injection hole (1), the inside of one side of the opening of the injection tube (2) is communicated with the inside of the fixed tube (4), a piston (3) is arranged inside the injection tube (2), one side of the piston (3) is connected with a push-pull rod (5), the push-pull rod (5) is positioned inside the fixed tube (4), one end of the push-pull rod (5) is connected with a pull ring (10), the pull ring (10) is positioned outside the fixed tube (4), the middle part of the push-pull rod (5) is connected with a positioning plate (6), one side of the positioning plate (6) is connected with a spring (7), one end of the spring (7) is connected with the inner wall of the fixed tube (4), the side part of the fixed tube (4) is provided with a through hole (, one end of the arc-shaped spring rod (8) is connected with the locking block (11), one side of the locking block (11) is connected with the toggle plate (14), the other side of the locking block (11) is connected with the locking pin (18), the locking pin (18) penetrates through the through hole (17), and the locking pin (18) can be matched with the positioning plate (6).
2. The shot shell for injection according to claim 1, characterized in that: an arc-shaped surface (15) is arranged on one side of the locking pin (18), a plane (16) is arranged on the other side of the locking pin (18), and the arc-shaped surface (15) is located on one side, close to the injection tube (2), of the locking pin (18).
3. The shot shell for injection according to claim 1, characterized in that: the plane (16) of the locking pin (18) is connected with a first lug (12), a second lug (13) is mounted on the positioning plate (6), and the second lug (13) can be matched with the first lug (12).
4. The shot shell for injection according to claim 1, characterized in that: one side of the handle (9) is provided with a locking ring (19), and the locking ring (19) can be sleeved on the poking plate (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820618991.3U CN211912388U (en) | 2018-04-27 | 2018-04-27 | Small steel gun for injection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820618991.3U CN211912388U (en) | 2018-04-27 | 2018-04-27 | Small steel gun for injection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211912388U true CN211912388U (en) | 2020-11-13 |
Family
ID=73317884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820618991.3U Expired - Fee Related CN211912388U (en) | 2018-04-27 | 2018-04-27 | Small steel gun for injection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211912388U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113876000A (en) * | 2021-09-22 | 2022-01-04 | 刘宗申 | Peach removes hair belt cleaning device |
| CN115591055A (en) * | 2022-08-24 | 2023-01-13 | 江苏益明荣药医疗科技有限公司（Cn） | Differential needleless injector |
-
2018
- 2018-04-27 CN CN201820618991.3U patent/CN211912388U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113876000A (en) * | 2021-09-22 | 2022-01-04 | 刘宗申 | Peach removes hair belt cleaning device |
| CN115591055A (en) * | 2022-08-24 | 2023-01-13 | 江苏益明荣药医疗科技有限公司（Cn） | Differential needleless injector |
| CN115591055B (en) * | 2022-08-24 | 2023-11-07 | 江苏乐聚医药科技有限公司 | Differential needleless injector |
| WO2024041287A1 (en) * | 2022-08-24 | 2024-02-29 | 江苏乐聚医药科技有限公司 | Differential needleless injector |
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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: 20201113 Termination date: 20210427 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |