CN214667918U

CN214667918U - Clinical sample gathers with getting liquid needle

Info

Publication number: CN214667918U
Application number: CN202120411567.3U
Authority: CN
Inventors: 张荣才
Original assignee: Fujian Baimeng Medical Technology Co ltd
Current assignee: Fujian Baimeng Medical Technology Co ltd
Priority date: 2021-02-24
Filing date: 2021-02-24
Publication date: 2021-11-09
Anticipated expiration: 2031-02-24

Abstract

The utility model discloses a clinical sample gathers with getting liquid needle, including the liquid reserve pipe, two lantern rings of one side fixedly connected with of liquid reserve pipe, one side inner wall card of liquid reserve pipe is equipped with the draw-in groove, it has the connecting rod to peg graft in the liquid reserve pipe, and the one end of connecting rod is equipped with the piston, the other end fixedly connected with ejector pad of connecting rod, one side swing joint of connecting rod has the dog, two spacing posts of one side fixedly connected with of dog, the mounting hole has been seted up to one side of the lantern ring, and swing joint has the fixture block in the mounting hole, and fixture block and spacing post looks joint, be equipped with torsion spring in the mounting hole. The utility model discloses not only can take the piston out to the convenience carries out inside cleanness to the liquid storage pipe, has improved the reuse nature of getting the liquid needle, can make things convenient for people to observe the stock solution volume in the liquid storage pipe at any time moreover, has improved the precision of getting liquid, can also make more firm of being connected between connecting rod and the ejector pad through fixed muscle.

Description

Clinical sample gathers with getting liquid needle

Technical Field

The utility model relates to a get liquid needle technical field, especially relate to a clinical sample gathers with getting liquid needle.

Background

The liquid medicine is a form of medicine, the liquid medicine is a substance for preventing, treating and diagnosing diseases, theoretically, the liquid medicine refers to chemical substances which can affect physiological functions of organs of a body and metabolic activities of cells, and belongs to the category of medicines, and a sampling device is required to be used when the liquid medicine is taken, so that the liquid medicine is transferred and proportioned.

Through the retrieval, grant publication number CN209640031U, disclose a liquid medicine sampling device, including holding tube, top cap, fixed block and preforming, the holding tube lower extreme is provided with the connecting pipe, and is provided with the flange on the connecting pipe, and the flange setting is in the recess simultaneously. The above patents suffer from the following disadvantages: the piston cannot be pulled out of the tube body for cleaning, so that the reusability of the liquid taking needle is reduced, and therefore, the liquid taking needle for clinical sample collection is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a liquid taking needle for clinical sample collection.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a clinical sample gathers with getting liquid needle, includes the liquid reserve pipe, two lantern rings of one side fixedly connected with of liquid reserve pipe, one side inner wall card of liquid reserve pipe is equipped with the draw-in groove, it has the connecting rod to peg graft in the liquid reserve pipe, and the one end of connecting rod is equipped with the piston, the other end fixedly connected with ejector pad of connecting rod, one side swing joint of connecting rod has the dog, two spacing posts of one side fixedly connected with of dog, the mounting hole has been seted up to one side of the lantern ring, and swing joint has the fixture block in the mounting hole, and fixture block and spacing post looks joint, be equipped with torsion spring in the mounting hole, and torsion spring's one end is fixed mutually with the fixture block, the one end of liquid reserve pipe is equipped with the syringe needle.

Furthermore, a sealing ring is placed at one end of the needle head and is positioned between the needle head and the liquid storage pipe.

Furthermore, a fixing opening is formed in one side of the liquid storage pipe, and an observation window is arranged in the fixing opening.

Furthermore, one side of the liquid storage pipe is provided with scale marks.

Furthermore, one side of the connecting rod is fixedly connected with a plurality of fixing ribs, and the other side of each fixing rib is fixed with the push block.

Furthermore, one side of the push block is provided with anti-skid lines.

Furthermore, one side of the lantern ring is fixedly connected with a rubber pad.

The utility model has the advantages that:

1. through the cooperation use of fixture block and spacing post, when the fixture block breaks away from with spacing post, can take out the piston to conveniently carry out inside cleanness to the liquid storage tube, improved the reuse nature of getting the liquid needle.

2. Through the setting of installing the observation window on the liquid storage pipe, when the staff got liquid, the observation window can make things convenient for people to observe the interior liquid storage capacity of liquid storage pipe at any time to can in time adjust the liquid storage capacity, improved the precision of getting liquid.

3. Through the setting of the fixed muscle of installation on the connecting rod, when the staff used and got the liquid needle, fixed muscle can make between connecting rod and the ejector pad be connected more firm, has improved the fastness of getting the liquid needle.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a fluid collection needle for clinical specimen collection according to the present invention;

fig. 2 is a schematic cross-sectional structural view of a fluid-extracting needle for clinical specimen collection according to the present invention;

fig. 3 is an enlarged schematic structural view of the part a of the fluid extraction needle for clinical specimen collection.

In the figure: 1. a needle head; 2. a liquid storage pipe; 3. scale lines; 4. a collar; 5. a stopper; 6. a push block; 7. an observation window; 8. a rubber pad; 9. a connecting rod; 10. fixing the ribs; 11. anti-skid lines; 12. a seal ring; 13. a piston; 14. a card slot; 15. mounting holes; 16. a torsion spring; 17. a clamping block; 18. a limiting column.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. It should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and their meaning in the context of this patent may be understood by those skilled in the art as appropriate.

Referring to fig. 1-3, a clinical sample collection liquid sampling needle, including a liquid storage tube 2, one side of the liquid storage tube 2 is integrally formed with two lantern rings 4, one side of the liquid storage tube 2 is clamped with a clamping groove 14, a connecting rod 9 is inserted in the liquid storage tube 2, one end of the connecting rod 9 is provided with a piston 13, when the connecting rod 9 is pulled, the piston 13 can be driven to move, thereby generating pressure difference, liquid is pumped into the liquid storage tube 2, the other end of the connecting rod 9 is bonded with a push block 6, one side of the connecting rod 9 is slidably connected with a stop block 5, one side of the stop block 5 is bonded with two limit posts 18, one side of the lantern ring 4 is provided with a mounting hole 15, the mounting hole 15 is rotatably connected with a clamping block 17, the clamping block 17 is clamped with the limit posts 18, when the clamping block 17 is separated from the limit posts 18, the piston 13 can be pumped out, thereby facilitating the internal cleaning of the liquid storage tube 2, and improving the reutilization property of the liquid sampling needle, a torsion spring 16 is arranged in the mounting hole 15, one end of the torsion spring 16 is fixed with a fixture block 17, the fixture block 17 can support a limit column 18 under the action of the torsion spring 16 to prevent the fixture block 5 from loosening, and one end of the liquid storage tube 2 is provided with a needle head 1.

The utility model discloses in, it is required to explain, sealing washer 12 has been placed to syringe needle 1's one end, and sealing washer 12 is located between syringe needle 1 and the liquid storage pipe 2, fixed mouthful has been seted up to one side of liquid storage pipe 2, be equipped with observation window 7 in the fixed mouthful, observation window 7 can make things convenient for people to observe the liquid storage volume in the liquid storage pipe 2 at any time, thereby can in time adjust the liquid storage volume, the precision of getting liquid has been improved, one side of liquid storage pipe 2 is equipped with scale mark 3, one side of connecting rod 9 bonds there are a plurality of fixed muscle 10, and the opposite side of fixed muscle 10 is fixed mutually with ejector pad 6, fixed muscle 10 can make the more firm of being connected between connecting rod 9 and the ejector pad 6, the fastness of getting the liquid needle has been improved, one side of ejector pad 6 is equipped with anti-skidding line 11, anti-skidding line 11 can increase frictional force, anti-skidding effect has when pulling ejector pad 6, one side of the lantern ring 4 bonds there is rubber pad 8.

The working principle is as follows: when the staff gets liquid, firstly, slide dog 5 in draw-in groove 14, then rotatory fixture block 17, and block 17 card on spacing post 18, simultaneously, under torsion spring 16's effect, fixture block 17 withstands spacing post 18, inject syringe needle 1 in liquid after that, then pulling ejector pad 6, ejector pad 6 drives connecting rod 9 and removes, then connecting rod 9 drives piston 13 and removes in stock solution pipe 2, under the effect of the pressure difference that produces, thereby in liquid storage pipe 2 is taken out to liquid, simultaneously, thereby adjust the liquid level according to scale mark 3, when cleaning in stock solution pipe 2, firstly, rotate fixture block 17, then fixture block 17 breaks away from with spacing post 18, then pulling connecting rod 9 and pull out dog 5, thereby clean in stock solution pipe 2.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a clinical sample gathers with getting liquid needle, includes liquid storage tube (2), its characterized in that, one side fixedly connected with two lantern rings (4) of liquid storage tube (2), one side inner wall card of liquid storage tube (2) is equipped with draw-in groove (14), the interpolation of liquid storage tube (2) has connecting rod (9), and the one end of connecting rod (9) is equipped with piston (13), the other end fixedly connected with ejector pad (6) of connecting rod (9), one side swing joint of connecting rod (9) has dog (5), and one side fixedly connected with two spacing posts (18) of dog (5), mounting hole (15) have been seted up to one side of lantern ring (4), and swing joint has fixture block (17) in mounting hole (15), and fixture block (17) and spacing post (18) looks joint, be equipped with torsion spring (16) in mounting hole (15), and the one end of torsion spring (16) is fixed mutually with fixture block (17), one end of the liquid storage tube (2) is provided with a needle head (1).

2. The clinical specimen collection liquid taking needle according to claim 1, wherein a sealing ring (12) is placed at one end of the needle head (1), and the sealing ring (12) is located between the needle head (1) and the liquid storage tube (2).

3. The needle of claim 1, wherein the liquid storage tube (2) is provided with a fixing opening at one side, and the fixing opening is provided with an observation window (7).

4. The needle of claim 1, wherein the liquid storage tube (2) is provided with scale marks (3) on one side.

5. The needle of claim 1, wherein one side of the connecting rod (9) is fixedly connected with a plurality of fixing ribs (10), and the other side of the fixing ribs (10) is fixed with the push block (6).

6. The needle for taking a clinical specimen according to claim 5, wherein the push block (6) is provided with an anti-slip thread (11) on one side.

7. The needle of claim 1, wherein a rubber pad (8) is fixedly attached to one side of the collar (4).