CN212593250U - Needle cylinder negative pressure control device - Google Patents
Needle cylinder negative pressure control device Download PDFInfo
- Publication number
- CN212593250U CN212593250U CN202020427077.8U CN202020427077U CN212593250U CN 212593250 U CN212593250 U CN 212593250U CN 202020427077 U CN202020427077 U CN 202020427077U CN 212593250 U CN212593250 U CN 212593250U
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- China
- Prior art keywords
- negative pressure
- clamping
- connecting pipe
- control device
- pressure control
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Abstract
The utility model discloses a cylinder negative pressure control device, including barrel, connecting pipe and adjust knob, barrel one end shaping has the connecting pipe, be provided with on the connecting pipe adjust knob, the connecting pipe upside is provided with the check valve, check valve one end is provided with the external pipe. Has the advantages that: the utility model discloses an adjust knob, external pipe, check valve, pressure gauge and the governing valve that set up for the inboard negative pressure state of cylinder can be adjusted through the outside negative pressure pump of connecting, makes medical personnel carry out automatically regulated through the negative pressure pump when adjusting negative pressure state, guarantees to adjust accurate nature, and then improves the result of use of cylinder.
Description
Technical Field
The utility model relates to the field of medical equipment, concretely relates to cylinder negative pressure control device.
Background
In the process of medical treatment, the negative pressure needle cylinder is required to be used for extracting tissues or liquid in the body of a patient, so that the corresponding treatment effect is achieved.
When the negative pressure control device of the existing needle cylinder is used, the negative pressure state of the inner side of the cylinder body can be adjusted only by moving the push handle, so that medical workers need to manually adjust when adjusting the negative pressure state, the adjustment accuracy cannot be guaranteed, the using effect of the needle cylinder is affected, and the existing problem is solved by the needle cylinder negative pressure control device.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a cylinder negative pressure control device, it has the characteristics of guaranteeing that the inboard negative pressure state of cylinder adjusts accurate nature.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a cylinder negative pressure control device, includes barrel, connecting pipe and adjust knob, barrel one end shaping has the connecting pipe, be provided with on the connecting pipe adjust knob, the connecting pipe upside is provided with the check valve, check valve one end is provided with and takes over outward, be provided with the governing valve on taking over outward, it is provided with the pressure gauge to take over the downside outward.
Further, the fixed plate is formed at the other end of the barrel, the fixed plate is far away from one side of the barrel, a fixed disc is arranged on the fixed disc, a locking knob is arranged on the fixed disc, a rubber ring is arranged at the center of the fixed disc, a threaded rod is arranged at one end of the locking knob, a clamping and pressing arc plate is arranged at one end of the threaded rod, a connecting disc is arranged on the inner side of the barrel, a piston head is arranged on one side of the connecting disc, a clamping and fixing rod is arranged on one side of the piston head, and a pushing handle is arranged at one end.
By adopting the technical scheme, the clamping and fixing rod is transversely moved through the fixing plate and the push handle, so that the piston head and the connecting disc move, a negative pressure state is formed on the inner side of the cylinder, the threaded rod can rotate by rotating the locking knob, the clamping and pressing arc plate is used for compressing and fixing the clamping and fixing rod, the fixing effect of the clamping and fixing rod is ensured, the piston head is fixed, and the negative pressure state on the inner side of the cylinder is stable.
Furthermore, the adjusting knob is connected with the connecting pipe through threads, the one-way valve is connected with the external connecting pipe through threads, and the external connecting pipe is connected with the adjusting valve through threads.
By adopting the technical scheme, the adjusting knob can adjust the opening and closing state of the connecting pipe, so that the barrel can extract liquid or tissues, the external connecting pipe can be connected with an external negative pressure pump, and the adjusting valve can adjust the opening and closing state of the external connecting pipe.
Furthermore, the external connecting pipe is connected with the pressure gauge through clamping pressure, the piston head is connected with the connecting disc through a clamping groove, and the connecting disc is connected with the clamping rod through threads.
By adopting the technical scheme, the pressure gauge can measure the negative pressure value of the inner side of the cylinder, the connecting disc can fix the piston head to ensure the sealing effect of the piston head, and the clamping groove in the outer side of the clamping rod can effectively fix the clamping rod and the fixed disc.
Furthermore, the clamping and fixing rod is connected with the pushing handle in a gluing mode, the clamping and fixing rod is connected with the fixed disc through the rubber ring and the clamping and pressing arc plate, and the clamping and pressing arc plate is connected with the threaded rod in a rotating mode.
By adopting the technical scheme, the pushing handle can enable medical staff to conveniently adjust the clamping and fixing rod, so that the negative pressure state of the inner side of the barrel can be adjusted, and the clamping and pressing arc plate can compress and fix the clamping and fixing rod.
Furthermore, the locking knob is connected with the threaded rod in an inserting mode, and the threaded rod is connected with the fixed disc through threads.
By adopting the technical scheme, the threaded rod can be rotated by rotating the locking knob, so that the clamping pressing arc plate is pressed and fixed to the clamping fixing rod.
To sum up, the utility model discloses following beneficial effect has:
when using, the inboard negative pressure state of barrel can only be adjusted through removing the pushing handle for medical personnel need manual regulation when adjusting negative pressure state, adjusts accurate nature and can not obtain the assurance, influences the result of use's of cylinder problem, the utility model discloses an adjust knob, external pipe, check valve, pressure gauge and the governing valve that set up for the inboard negative pressure state of cylinder can be adjusted through the outside negative pressure pump of connection, makes medical personnel carry out automatically regulated through the negative pressure pump when adjusting negative pressure state, guarantees to adjust accurate nature, and then improves the result of use of cylinder.
Drawings
Fig. 1 is a front view of a syringe negative pressure control device according to the present invention;
fig. 2 is a right sectional view of a fixed disk in the syringe negative pressure control device of the present invention.
In the figure:
1. a fixing plate; 2. fixing the disc; 3. locking the knob; 4. a push handle; 5. clamping and fixing the rod; 6. a barrel; 7. a connecting disc; 8. a piston head; 9. a connecting pipe; 10. adjusting a knob; 11. a pressure gauge; 12. a threaded rod; 13. clamping and pressing the arc plate; 14. a rubber ring; 15. an external connection pipe; 16. adjusting a valve; 17. a one-way valve.
Detailed Description
The present invention will be described in further detail with reference to the accompanying fig. 1-2.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a cylinder negative pressure control device, includes barrel 6, connecting pipe 9 and adjust knob 10, and the shaping of 6 one end of barrel has connecting pipe 9, is provided with adjust knob 10 on the connecting pipe 9, and the connecting pipe 9 upside is provided with check valve 17, and check valve 17 one end is provided with and takes over 15 outward, is provided with governing valve 16 on taking over 15 outward, and it is provided with pressure gauge 11 to take over 15 downside outward.
As shown in fig. 1-2, a fixing plate 1 is formed at the other end of the cylinder 6, a fixing plate 2 is disposed on the fixing plate 1 away from the cylinder 6, a locking knob 3 is disposed on the fixing plate 2, a rubber ring 14 is disposed in the center of the fixing plate 2, a threaded rod 12 is disposed at one end of the locking knob 3, a clamping arc plate 13 is disposed at one end of the threaded rod 12 away from the locking knob 3, a connecting plate 7 is disposed on the inner side of the cylinder 6, a piston head 8 is disposed at one side of the connecting plate 7, a clamping rod 5 is disposed at one side of the connecting plate 7 away from the piston head 8, a push handle 4 is disposed at one end of the clamping rod 5 away from the connecting plate 7, the clamping rod 5 is moved laterally by the fixing plate 1 and the push handle 4, so that the piston head 8 and the connecting plate 7 are moved to form a negative pressure state inside the cylinder, and then guarantee the fixed effect of card solid pole 5 for piston head 8 is fixed, and then makes the inboard negative pressure state of barrel 6 stable.
As shown in fig. 1-2, the adjusting knob 10 is connected to the connecting pipe 9 by a screw thread, the check valve 17 is connected to the external connecting pipe 15 by a screw thread, the external connecting pipe 15 is connected to the adjusting valve 16 by a screw thread, the adjusting knob 10 can adjust the open/close state of the connecting pipe 9, so that the cylinder 6 can pump liquid or tissue, the external connecting pipe 15 can be connected to an external negative pressure pump, and the adjusting valve 16 can adjust the open/close state of the external connecting pipe 15.
As shown in fig. 1-2, the external connection tube 15 is connected with the pressure gauge 11 through clamping, the piston head 8 is connected with the connection disc 7 through a clamping groove, the connection disc 7 is connected with the clamping rod 5 through threads, the pressure gauge 11 can measure the negative pressure value of the inner side of the cylinder 6, the connection disc 7 can fix the piston head 8 to ensure the sealing effect of the piston head 8, and the clamping groove in the outer side of the clamping rod 5 can effectively fix the clamping rod 5 and the fixed disk 2.
As shown in fig. 1-2, the clamping rod 5 is connected with the pushing handle 4 in a gluing manner, the clamping rod 5 is connected with the fixed disk 2 through the rubber ring 14 and the clamping arc pressing plate 13, the clamping arc pressing plate 13 is rotatably connected with the threaded rod 12, the pushing handle 4 can enable medical personnel to conveniently adjust the clamping rod 5, and further can adjust the negative pressure state of the inner side of the barrel 6, and the clamping arc pressing plate 13 can compress and fix the clamping rod 5.
As shown in fig. 1-2, the locking knob 3 is inserted into the threaded rod 12, the threaded rod 12 is connected to the fixing plate 2 through threads, and the threaded rod 12 can be rotated by rotating the locking knob 3, so that the clamping arc pressing plate 13 is pressed and fixed to the clamping rod 5.
The working principle is as follows: when in use, the needle head is connected to the connecting pipe 9, the adjusting knob 10 is closed to close the connecting pipe 9, the clamping rod 5 is pulled and pulled through the push handle 4 and the fixing plate 1 to transversely move the piston head 8 and the connecting disc 7, thereby leading the inner side of the cylinder 6 to form a negative pressure state, rotating the locking knob 3 after the clamping rod 5 moves to a certain position, so that the threaded rod 12 drives the clamping and pressing arc plate 13 to tightly press and fix the clamping and fixing rod 5, the fixing effect of the piston head 8 is ensured, further ensuring the stability of the negative pressure state in the cylinder 6, when the negative pressure state needs to be adjusted, the negative pressure state is connected with the negative pressure pump through the external connecting pipe 15, the adjusting valve 16 is opened, the negative pressure state of the inner side of the cylinder 6 is adjusted by the negative pressure pump, the pressure value of the inner side of the cylinder 6 can be observed by the pressure gauge 11, and then make the negative pressure state in the barrel 6 can accurate regulation, guarantee the result of use of barrel 6.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (6)
1. A syringe negative pressure control device is characterized in that: including barrel (6), connecting pipe (9) and adjust knob (10), barrel (6) one end shaping has connecting pipe (9), be provided with on connecting pipe (9) adjust knob (10), connecting pipe (9) upside is provided with check valve (17), check valve (17) one end is provided with outer pipe (15), be provided with governing valve (16) on outer pipe (15), outer pipe (15) downside is provided with pressure gauge (11).
2. The syringe negative pressure control device according to claim 1, wherein: barrel (6) other end shaping has fixed plate (1), fixed plate (1) is kept away from barrel (6) one side is provided with fixed disk (2), be provided with locking knob (3) on fixed disk (2), fixed disk (2) center is provided with rubber ring (14), locking knob (3) one end is provided with threaded rod (12), threaded rod (12) are kept away from locking knob (3) one end is provided with card pressure arc board (13), barrel (6) inboard is provided with connection pad (7), connection pad (7) one side is provided with piston head (8), connection pad (7) are kept away from piston head (8) one side is provided with the card and is pressed pole (5), the card is kept away from pole (5) admittedly connection pad (7) one end is provided with and pushes away handle (4).
3. The syringe negative pressure control device according to claim 2, wherein: the adjusting knob (10) is in threaded connection with the connecting pipe (9), the one-way valve (17) is in threaded connection with the external connecting pipe (15), and the external connecting pipe (15) is in threaded connection with the adjusting valve (16).
4. The syringe negative pressure control device according to claim 3, wherein: the external pipe (15) is connected with the pressure gauge (11) through clamping pressure, the piston head (8) is connected with the connecting disc (7) through a clamping groove, and the connecting disc (7) is connected with the clamping rod (5) through threads.
5. The syringe negative pressure control device according to claim 4, wherein: the clamping and fixing rod (5) is connected with the pushing handle (4) in a gluing mode, the clamping and fixing rod (5) is connected with the fixed disc (2) through the rubber ring (14) and the clamping and pressing arc plate (13), and the clamping and pressing arc plate (13) is connected with the threaded rod (12) in a rotating mode.
6. The syringe negative pressure control device according to claim 5, wherein: the locking knob (3) is connected with the threaded rod (12) in an inserting mode, and the threaded rod (12) is connected with the fixed disc (2) through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020427077.8U CN212593250U (en) | 2020-03-30 | 2020-03-30 | Needle cylinder negative pressure control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020427077.8U CN212593250U (en) | 2020-03-30 | 2020-03-30 | Needle cylinder negative pressure control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212593250U true CN212593250U (en) | 2021-02-26 |
Family
ID=74708143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020427077.8U Expired - Fee Related CN212593250U (en) | 2020-03-30 | 2020-03-30 | Needle cylinder negative pressure control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212593250U (en) |
-
2020
- 2020-03-30 CN CN202020427077.8U patent/CN212593250U/en not_active Expired - Fee Related
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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: 20210226 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |