CN216495307U - Vertical puncture blood taking needle - Google Patents
Vertical puncture blood taking needle Download PDFInfo
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- CN216495307U CN216495307U CN202122862916.6U CN202122862916U CN216495307U CN 216495307 U CN216495307 U CN 216495307U CN 202122862916 U CN202122862916 U CN 202122862916U CN 216495307 U CN216495307 U CN 216495307U
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Abstract
The utility model relates to the technical field of blood taking needles and discloses a vertical puncture blood taking needle which comprises a blood taking needle body, wherein a connecting pipe is arranged above the blood taking needle body, a bottle stopper puncture needle is arranged above the connecting pipe, threaded pipes are arranged at the bottom and the top of the connecting pipe respectively, a combining pipe is connected to the inner wall of one side, away from the connecting pipe, of each threaded pipe in a sliding mode, one ends, away from the threaded pipes, of the two combining pipes are connected to the inner surfaces of the bottle stopper puncture needle and the blood taking needle body in a sliding mode respectively, and two symmetrical directional holes are formed in one side, away from the connecting pipe, of each threaded pipe. The utility model has the advantages that the effect of effectively adjusting the height of the connecting bearing seat is achieved by controlling the threaded ring to rotate, the height of the bottle stopper puncture needle and the height of the blood sampling needle body are effectively pulled to change by the height movement of the upper connecting bearing seat and the lower connecting bearing seat, and the effect of adjusting the blood sampling depth and the bottle stopper puncture length by utilizing threaded transmission high precision is further achieved, so that the effect of improving the blood sampling precision and efficiency is achieved.
Description
Technical Field
The utility model relates to the technical field of blood taking needles, in particular to a vertical puncture blood taking needle.
Background
The blood taking needle is an instrument for collecting blood samples in the medical examination process and comprises a needle head and a needle rod, wherein the needle head is arranged at the head part of the needle rod, a protective sleeve is connected on the needle rod in a sliding way, a return spring is arranged between the protective sleeve and the needle rod, and the initial position of the protective sleeve is positioned at the head parts of the needle head and the needle rod.
Along with the rapid development of the blood taking needle, the requirement on the blood taking needle is improved, but the use precision and the use efficiency of the vertical puncture blood taking needle are greatly influenced because the length of the blood taking needle and the length of a bottle stopper puncture needle cannot be adjusted with high precision in the conventional vertical puncture blood taking needle.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art, such as: the existing vertical puncture blood taking needle can not adjust the length of the blood taking needle and the length of a bottle stopper puncture needle with high precision, so that the use precision and the use efficiency of the vertical puncture blood taking needle are greatly influenced, and the vertical puncture blood taking needle is provided.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a vertical puncture blood taking needle comprises a blood taking needle body, wherein a connecting pipe is arranged above the blood taking needle body, a bottle plug puncture needle is arranged above the connecting pipe, threaded pipes are arranged at the bottom and the top of the connecting pipe respectively, a combining pipe is connected to the inner wall of one side, far away from the connecting pipe, of each threaded pipe in a sliding manner, one ends, far away from the threaded pipes, of the combining pipes are connected to the inner surfaces of the bottle plug puncture needle and the blood taking needle body respectively in a sliding manner, two symmetrical directional holes are formed in one side, far away from the connecting pipe, of each threaded pipe, a directional rod is fixedly connected to one side, close to the threaded pipes, of each bottle plug puncture needle and the blood taking needle body respectively, one end, close to the threaded pipes, of each directional rod extends into the corresponding hole, a threaded ring is connected to the outer surface of each threaded pipe in a threaded manner, a connecting bearing seat is rotatably connected to the outer surface of each threaded ring, and traction rods are fixedly connected to the two sides of the outer surface of each connecting bearing seat, one ends of the upper and lower draw bars, which are far away from the connecting bearing seat, are respectively and fixedly connected on the outer surfaces of the bottle stopper puncture needle and the blood sampling needle body.
Preferably, the outer surfaces of the blood sampling needle body and the bottle stopper puncture needle are fixedly connected with pushing rings located on one sides, far away from the connecting pipe, of the traction rods, and stabilizing rings are fixedly connected on one sides, far away from the threaded rings, of the pushing rings.
Preferably, the length of the thread on the outer surface of the threaded pipe is not less than three centimeters.
Preferably, the inner surface of the orientation hole is provided with a sliding-assistant pad, and the outer surface of the orientation rod is provided with a wear-resistant pad.
Preferably, the connection mode between the connecting pipe and the threaded pipe is a threaded connection.
Preferably, the connection mode between the pushing ring and the stabilizing ring is welding.
Compared with the prior art, the utility model has the beneficial effects that:
(1) the utility model has the advantages that the effect of effectively adjusting the height of the connecting bearing seat is achieved by controlling the threaded ring to rotate, the height of the bottle stopper puncture needle and the height of the blood sampling needle body are effectively pulled to change by the height movement of the upper connecting bearing seat and the lower connecting bearing seat, and the effect of adjusting the blood sampling depth and the bottle stopper puncture length by utilizing threaded transmission high precision is further achieved, so that the effect of improving the blood sampling precision and efficiency is achieved.
(2) The utility model plays a role in effectively ensuring that the moving directions of the blood sampling needle body and the puncture needle cannot deviate through the directional hole and the directional rod, thereby ensuring that the moving directions of the blood sampling needle body and the puncture needle cannot deviate to achieve the effect of improving the adjustment efficiency of the blood sampling needle body and the puncture needle.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
fig. 3 is a schematic top view of the upper threaded rod of the present invention.
In the figure: 1. a blood sampling needle body; 2. a connecting pipe; 3. puncturing needle; 4. a threaded pipe; 5. a coupling tube; 6. a directional hole; 7. a threaded ring; 8. an orientation bar; 9. connecting a bearing seat; 10. a draw bar; 11. a push ring; 12. and (4) stabilizing the ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-3, a vertical puncture blood taking needle comprises a blood taking needle body 1, the blood taking needle body 1 can return after blood taking is completed, and plays a role of effectively reducing puncture of the needle body, a connecting pipe 2 is arranged above the blood taking needle body 1, a bottle stopper puncture needle 3 is arranged above the connecting pipe 2, threaded pipes 4 are arranged at the bottom and the top of the connecting pipe 2, the thread length of the outer surface of each threaded pipe 4 is not less than three centimeters, the connecting mode between the connecting pipe 2 and the threaded pipes 4 is threaded connection, a combining pipe 5 is slidably connected on the inner wall of one side of the threaded pipe 4 far away from the connecting pipe 2, one ends of the two combining pipes 5 far away from the threaded pipes 4 are respectively slidably connected on the inner surfaces of the bottle stopper puncture needle 3 and the blood taking needle 1, two symmetrical directional holes 6 are arranged on one side of the needle body 4 far away from the connecting pipe 2, and directional rods 8 are fixedly connected on one sides of the bottle stopper puncture needle 3 and the blood taking needle body 1 close to the threaded pipes 4, one end of the directional rod 8 close to the threaded pipe 4 extends into the directional hole 6, a sliding-assistant pad is arranged on the inner surface of the directional hole 6, the outer surface of the directional rod 8 is provided with a wear-resistant pad, the outer surface of the threaded pipe 4 is in threaded connection with a threaded ring 7, the outer surface of the threaded ring 7 is rotatably connected with a connecting bearing seat 9, two sides of the outer surface of the connecting bearing seat 9 are fixedly connected with draw bars 10, one ends of the draw bars 10 far away from the connecting bearing seat 9 are respectively and fixedly connected on the outer surfaces of the bottle stopper puncture needle 3 and the blood sampling needle body 1, the outer surfaces of the blood sampling needle body 1 and the bottle stopper puncture needle 3 are fixedly connected with a push ring 11 which is positioned at one side of the traction rod 10 far away from the connecting pipe 2, and a stabilizing ring 12 is fixedly connected to one side of the pushing ring 11, which is far away from the threaded ring 7, and the pushing ring 11 and the stabilizing ring 12 are connected in a welding manner.
In the utility model, when a user uses the device, the threaded ring 7 is controlled to rotate to effectively adjust the height of the connecting bearing seat 9, the height of the bottle stopper puncture needle 3 and the height of the blood sampling needle body 1 are effectively drawn to change through the height movement of the upper connecting bearing seat 9 and the lower connecting bearing seat 9, and the effect of adjusting the blood sampling depth and the bottle stopper puncture length by utilizing threaded transmission is further achieved, so that the effect of improving the blood sampling precision and efficiency is achieved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
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. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Claims (6)
1. Perpendicular puncture blood taking needle, including blood taking needle body (1), its characterized in that, the top of blood taking needle body (1) is provided with connecting pipe (2), the top of connecting pipe (2) is provided with bottle plug pjncture needle (3), the bottom and the top of connecting pipe (2) all are provided with screwed pipe (4), sliding connection has combination pipe (5) on the inner wall that screwed pipe (4) kept away from connecting pipe (2) one side, two combine pipe (5) keep away from one end of screwed pipe (4) sliding connection respectively on bottle plug pjncture needle (3) and blood taking needle body (1) internal surface, two directional holes (6) of symmetry are seted up to one side that screwed pipe (4) kept away from connecting pipe (2), one side fixedly connected with directional pole (8) that bottle plug pjncture needle (3) and blood taking needle body (1) are close to screwed pipe (4), one end that directional pole (8) are close to screwed pipe (4) extends to in directional hole (6), threaded connection has threaded ring (7) on the surface of screwed pipe (4), it is connected with connection bearing frame (9) to rotate on the surface of threaded ring (7), the equal fixedly connected with traction lever (10) in both sides of connection bearing frame (9) surface, from top to bottom the one end difference fixed connection that connection bearing frame (9) were kept away from in traction lever (10) is on the surface of bottle stopper pjncture needle (3) and blood sampling needle body (1).
2. The vertical puncture blood collection needle according to claim 1, wherein a push ring (11) is fixedly connected to the outer surface of the blood collection needle body (1) and the outer surface of the cork puncture needle (3), the push ring (11) is positioned on one side of the traction rod (10) far away from the connecting pipe (2), and a stabilizing ring (12) is fixedly connected to one side of the push ring (11) far away from the threaded ring (7).
3. A vertical puncture lancet according to claim 1, wherein the length of the thread of the outer surface of the threaded tube (4) is not less than three centimeters.
4. A vertical puncture lancet according to claim 1, wherein the orientation hole (6) is provided with a sliding-aid pad on the inner surface thereof, and the orientation rod (8) is provided with a wear-resistant pad on the outer surface thereof.
5. Vertical puncture lancet according to claim 1, characterized in that the connection between the connecting tube (2) and the threaded tube (4) is a threaded connection.
6. Vertical puncture lancet according to claim 2, characterized in that the connection between the push ring (11) and the stabilizing ring (12) is a weld.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122862916.6U CN216495307U (en) | 2021-11-22 | 2021-11-22 | Vertical puncture blood taking needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122862916.6U CN216495307U (en) | 2021-11-22 | 2021-11-22 | Vertical puncture blood taking needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216495307U true CN216495307U (en) | 2022-05-13 |
Family
ID=81533036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122862916.6U Active CN216495307U (en) | 2021-11-22 | 2021-11-22 | Vertical puncture blood taking needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216495307U (en) |
-
2021
- 2021-11-22 CN CN202122862916.6U patent/CN216495307U/en active Active
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