CN217219774U - Stroke device for electronic injector - Google Patents
Stroke device for electronic injector Download PDFInfo
- Publication number
- CN217219774U CN217219774U CN202123174885.1U CN202123174885U CN217219774U CN 217219774 U CN217219774 U CN 217219774U CN 202123174885 U CN202123174885 U CN 202123174885U CN 217219774 U CN217219774 U CN 217219774U
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- CN
- China
- Prior art keywords
- needle tube
- transparent needle
- fixedly connected
- piston rod
- transmission
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- 238000002347 injection Methods 0.000 claims abstract description 32
- 239000007924 injection Substances 0.000 claims abstract description 32
- 239000007788 liquid Substances 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 53
- 239000007787 solid Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 201000010099 disease Diseases 0.000 description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a stroke device that electronic syringe used, including transparent needle tube, transparent needle tube surface lower part is provided with the liquid level scale, transparent needle tube surface upper portion threaded connection has the adjusting collar, adjusting collar inner chamber sliding connection has the piston rod, transparent needle tube inner chamber upper portion fixedly connected with jettison device, the utility model discloses a stroke device that electronic syringe used has solved the problem of the control injection volume that current syringe can not be accurate.
Description
Technical Field
The utility model relates to the technical field of injectors, in particular to a stroke device for an electronic injector.
Background
A syringe is a common medical device that primarily uses a needle to draw or inject a gas or liquid. However, the existing injector can not accurately control the injection amount, and needs to be operated by manually controlling the pushing rod to push into the injection tube by a doctor, so that errors are easy to generate, if different injection amounts are needed, the length of the pushing rod pushed into the injection tube needs to be manually controlled to adjust the injection amounts, and the mode has low precision and larger errors. Therefore, we propose a stroke device for an electronic injector.
Disclosure of Invention
Technical problem to be solved
The utility model provides a to the not enough of prior art, the utility model provides a stroke device that electronic syringe used has solved the problem of the control injection volume that current syringe can not be accurate.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the stroke device comprises a transparent needle tube, wherein liquid level scales are arranged on the lower portion of the outer surface of the transparent needle tube, an adjusting sleeve is in threaded connection with the upper portion of the outer surface of the transparent needle tube, a piston rod is in sliding connection with the inner cavity of the adjusting sleeve, and an ejection device is fixedly connected to the upper portion of the inner cavity of the transparent needle tube.
Preferably, handles are fixedly connected to two sides of the outer surface of the adjusting sleeve, a finger groove is formed in one side of each handle, and injection scales are arranged on the upper portion of the outer surface of the transparent needle tube and located on the inner side of the adjusting sleeve.
Preferably, piston rod one end fixedly connected with baffle, baffle one side and adjusting collar contact, piston rod middle part fixedly connected with driving plate, the terminal surface passes through the solid fixed ring of reset spring fixedly connected with under the driving plate.
Preferably, the middle part of the inner cavity of the transparent needle tube is fixedly connected with a fixing ring, one end of the piston rod is fixedly connected with a piston, and the outer surface of the piston is in sliding connection with the transparent needle tube.
Preferably, the outer surface of the transmission plate is fixedly connected with a first transmission rack, one side of the first transmission rack is rotatably connected with a second transmission rack through a meshing transmission gear, two sides of the transmission gear are rotatably connected with the transparent needle tube through rotating shafts, and one sides of the first transmission rack and the second transmission rack are slidably connected with the transparent needle tube.
Preferably, one end of the second transmission rack is fixedly connected with an inner cavity of a sliding cylinder and is in sliding connection with the transparent needle tube, the output end of the ejection device is in contact with the transmission plate, a switch is arranged on one side of the baffle, and a needle is inserted into one end of the transparent needle tube and is positioned in the inner cavity of the sliding cylinder.
(III) advantageous effects
The utility model provides a stroke device that electronic syringe used. The method has the following beneficial effects:
the stroke device for the electronic injector is inserted with a needle head through one end of the transparent needle tube and positioned in the inner cavity of the sliding cylinder. When the injection device works, the adjusting sleeve can be rotated according to the injection amount set as required, and the number of the injection scale aligned with one side of the adjusting sleeve can be observed. When the ejection device rotates to a proper position, the rotation is stopped, then the central position of the sliding cylinder is pressed to a position to be injected through the handle, then a switch arranged on the baffle is pressed, and the ejection device is started to extrude the transmission plate. The transmission plate drives the piston to extrude liquid in the inner cavity of the transparent needle tube through the piston rod, after the piston rod moves for a certain time, the baffle at the tail end of the piston rod is pressed against one side of the adjusting sleeve, and then the piston rod stops moving, so that the single injection amount is controlled.
In addition, when the transmission plate moves, the transmission plate is meshed with the transmission gear through the first transmission rack, and the transmission gear drives the sliding cylinder to move upwards through being meshed with the second transmission rack. Since the medical staff is pressing the device against the site to be injected by the handle, the sliding barrel moves upwards, so that the needle enters the body of the patient and the injection is completed. After the injection, under reset spring's effect, the driving plate resets rapidly, and then drives the piston rod, and the sliding barrel resets, and whole in-process syringe needle is sheltered from by the sliding barrel always, so can not arouse that to suffer from terrorist needle disease personnel uncomfortable, and then accomplish the injection to patient.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a half-section structure of the present invention;
fig. 3 is an enlarged schematic view of the area a in fig. 2.
In the figure: 1. a transparent needle tube; 2. liquid level scales; 3. an adjusting sleeve; 4. a handle; 5. injection scales; 6. a piston rod; 7. a baffle plate; 8. a drive plate; 9. a piston; 10. a return spring; 11. a fixing ring; 12. a first drive rack; 13. a transmission gear; 14. a second drive rack; 15. a sliding cylinder; 16. a needle head; 17. an ejection device.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution:
the first embodiment is as follows: a stroke device for an electronic syringe comprises a transparent needle tube 1. The lower part of the outer surface of the transparent needle tube 1 is provided with a liquid level scale 2, and the upper part of the outer surface of the transparent needle tube 1 is connected with an adjusting sleeve 3 through screw threads. The inner cavity of the adjusting sleeve 3 is connected with a piston rod 6 in a sliding way, the upper part of the inner cavity of the transparent needle tube 1 is fixedly connected with an ejection device 17, and the two sides of the outer surface of the adjusting sleeve 3 are fixedly connected with handles 4. A finger groove is arranged at one side of the handle 4, and an injection scale 5 is arranged at the upper part of the outer surface of the transparent needle tube 1 and positioned at the inner side of the adjusting sleeve 3.
In one embodiment, one end of the piston rod 6 is fixedly connected with a baffle 7, one side of the baffle 7 is in contact with the adjusting sleeve 3, and the middle part of the piston rod 6 is fixedly connected with a transmission plate 8. The lower end face of the transmission plate 8 is fixedly connected with a fixing ring 11 through a return spring 10, the middle part of the inner cavity of the transparent needle tube 1 is fixedly connected with the fixing ring 11, and one end of the piston rod 6 is fixedly connected with a piston 9. The outer surface of the piston 9 is connected with the transparent needle tube 1 in a sliding way, and the outer surface of the transmission plate 8 is fixedly connected with a first transmission rack 12. One side of the first transmission rack 12 is rotationally connected with a second transmission rack 14 through a meshing transmission gear 13, and two sides of the transmission gear 13 are rotationally connected with the transparent needle tube 1 through a rotating shaft.
One side of the first transmission rack 12 and one side of the second transmission rack 14 are slidably connected with the transparent needle tube 1, one end of the second transmission rack 14 is fixedly connected with an inner cavity of a sliding cylinder 15 and is slidably connected with the transparent needle tube 1, the output end of the ejection device 17 is in contact with the transmission plate 8, one side of the baffle 7 is provided with a switch, and one end of the transparent needle tube 1 is inserted into the inner cavity of the sliding cylinder 15 and is provided with a needle head 16. The needle 16 is inserted into the inner cavity of the sliding cylinder 15 at one end of the transparent needle tube 1.
During operation, the injection volume that can set for as required earlier rotates regulation adjusting collar 3 to observe the registration that adjusting collar 3 one side and injection scale 5 aligned, when rotating to suitable position, the stall, press the central point of a section of thick bamboo 15 through handle 4 to treating the injection department after that, then press the switch that sets up on baffle 7, start ejection device 17 extrusion driving plate 8. The driving plate 8 drives the piston 9 to extrude the liquid in the inner cavity of the transparent needle tube 1 through the piston rod 6. After the piston rod 6 moves for a certain time, the baffle 7 at the tail end of the piston rod 6 is pressed against one side of the adjusting sleeve 3, and then the piston rod 6 stops moving, so that the single injection amount is controlled, in addition, when the transmission plate 8 moves, the transmission plate can be meshed with the transmission gear 13 through the first transmission rack 12, and the transmission gear 13 drives the sliding cylinder 15 to move upwards through the meshing with the second transmission rack 14. Since the medical professional is now pressing the device against the site to be injected by means of the handle 4, the sliding barrel 15 is moved upwards, which causes the needle 16 to enter the patient and complete the injection.
After the injection, under the effect of reset spring 10, driving plate 8 resets rapidly, and then drives piston rod 6, and slide cylinder 15 resets, and whole in-process syringe needle 16 is sheltered from by slide cylinder 15 always, so can not arouse that to suffer from terrorist needle disease personnel uncomfortable, and then accomplish the injection to patient.
During operation, the injection volume that can set for as required earlier rotates and adjusts adjusting sleeve 3 to observe the registration of adjusting sleeve 3 one side and injection scale 5 alignment, when rotating to suitable position, stall, press the central point of a section of thick bamboo 15 through handle 4 after that to treat the injection department, then press the switch that sets up on baffle 7, start ejection device 17 extrusion driving plate 8, driving plate 8 drives the liquid in the 1 inner chamber of piston 9 extrusion transparent needle tubing through piston rod 6. After the piston rod 6 moves for a certain time, the baffle 7 at the tail end of the piston rod 6 is abutted against one side of the adjusting sleeve 3, and then the piston rod 6 stops moving, so that the single injection amount is controlled, in addition, when the transmission plate 8 moves, the transmission plate can be meshed with the transmission gear 13 through the first transmission rack 12, the transmission gear 13 drives the sliding cylinder 15 to move upwards through the meshing of the second transmission rack 14, and at the moment, medical personnel abuts against the device at the position to be injected through the handle 4. When the sliding barrel 15 is moved up, the needle 16 is caused to enter the patient and the injection is completed. After the injection, under the effect of reset spring 10, driving plate 8 resets rapidly, and then drives piston rod 6, and slide cylinder 15 resets, and whole in-process syringe needle 16 is sheltered from by slide cylinder 15 always, so can not arouse that to suffer from terrorist needle disease personnel uncomfortable, and then accomplish the injection to patient.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.
Claims (6)
1. A stroke device for an electronic injector, characterized by: including transparent needle tube (1), transparent needle tube (1) surface lower part is provided with liquid level scale (2), transparent needle tube (1) surface upper portion threaded connection has adjusting collar (3), adjusting collar (3) inner chamber sliding connection has piston rod (6), transparent needle tube (1) inner chamber upper portion fixedly connected with ejection device (17).
2. A stroke device for an electronic syringe according to claim 1, wherein: the adjusting sleeve is characterized in that handles (4) are fixedly connected to two sides of the outer surface of the adjusting sleeve (3), a finger groove is formed in one side of each handle (4), and injection scales (5) are arranged on the upper portion of the outer surface of the transparent needle tube (1) and located on the inner side of the adjusting sleeve (3).
3. A stroke device for an electronic syringe according to claim 2, wherein: piston rod (6) one end fixedly connected with baffle (7), baffle (7) one side and adjusting collar (3) contact, piston rod (6) middle part fixedly connected with driving plate (8), terminal surface passes through solid fixed ring (11) of reset spring (10) fixedly connected with under driving plate (8).
4. A stroke device for an electronic syringe according to claim 3, wherein: the middle part of the inner cavity of the transparent needle tube (1) is fixedly connected with a fixing ring (11), one end of the piston rod (6) is fixedly connected with a piston (9), and the outer surface of the piston (9) is connected with the transparent needle tube (1) in a sliding manner.
5. A stroke device for an electronic syringe according to claim 4, wherein: the outer fixed surface of the transmission plate (8) is connected with a first transmission rack (12), one side of the first transmission rack (12) is connected with a second transmission rack (14) in a rotating mode through a meshing transmission gear (13), two sides of the transmission gear (13) are connected with the transparent needle tube (1) in a rotating mode through a rotating shaft, and one side of the first transmission rack (12) and one side of the second transmission rack (14) are connected with the transparent needle tube (1) in a sliding mode.
6. A stroke device for an electronic syringe according to claim 5, wherein: one end of the second transmission rack (14) is fixedly connected with an inner cavity of a sliding cylinder (15) and is in sliding connection with the transparent needle tube (1), an output end of the ejection device (17) is in contact with the transmission plate (8), a switch is arranged on one side of the baffle (7), and a needle (16) is inserted into the inner cavity of the sliding cylinder (15) and positioned at one end of the transparent needle tube (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123174885.1U CN217219774U (en) | 2021-12-16 | 2021-12-16 | Stroke device for electronic injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123174885.1U CN217219774U (en) | 2021-12-16 | 2021-12-16 | Stroke device for electronic injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217219774U true CN217219774U (en) | 2022-08-19 |
Family
ID=82824706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123174885.1U Active CN217219774U (en) | 2021-12-16 | 2021-12-16 | Stroke device for electronic injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217219774U (en) |
-
2021
- 2021-12-16 CN CN202123174885.1U patent/CN217219774U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A stroke device for electronic injectors Granted publication date: 20220819 Pledgee: Bank of Jiangsu Co.,Ltd. Suzhou Branch Pledgor: Suzhou Meigang Biomedical Technology Co.,Ltd. Registration number: Y2024980011175 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |