CN220360594U - Needle cap and needle pulling device - Google Patents

Abstract

The utility model discloses a needle cap and a needle pulling-up device, which comprises a syringe, a needle and a needle cap, wherein the top of the syringe is provided with the needle, the needle cap is arranged at the periphery of the syringe and positioned at the outer side of the needle, a first driving rod and a second driving rod are respectively arranged at two sides of the interior of the needle cap, a first clamping block and a second clamping block which can clamp the needle are respectively sleeved at two sides of the lower end of the needle, and a rotating shaft is arranged between the first driving rod and the second driving rod. This novel syringe needle cap is provided with the syringe needle cap structure that protects syringe needle position, has moreover and pulls up the function of syringe needle automatically for syringe needle's security is higher, and the practicality is better, is fit for extensively using widely.

Description

Needle cap and needle pulling device

Technical Field

The utility model relates to the technical field of syringes, in particular to a needle head cap and a needle head pulling-up device.

Background

The syringe is a common medical appliance, the needle is mainly used for extracting or injecting gas or liquid, the needle is a hollow metal needle with the freely detachable head end of the syringe, and is a main structure in the syringe, the exposed needle is easy to puncture or scratch the skin of a person in the process of storing the needle after the needle is used, so that safety accidents can be caused, and cross infection of bacteria is extremely easy to cause.

The existing syringe needle has the following disadvantages: the lack of a needle cap structure for protecting the needle and the lack of a function of automatically pulling up the needle results in lower safety of the syringe needle. To this end, we propose a needle cap and a needle withdrawing device.

Disclosure of Invention

The utility model mainly aims to provide a needle head cap and a needle head pulling-up device, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the needle head cap and the needle head pulling-up device comprise a syringe, a needle head and a needle head cap, wherein the needle head is arranged at the top of the syringe, the needle head cap is arranged at the periphery of the syringe and positioned at the outer side of the needle head, a first driving rod and a second driving rod are respectively arranged at two sides of the inner part of the needle head cap, a first clamping block and a second clamping block which can clamp the needle head are respectively sleeved at two sides of the lower end of the needle head, and a rotating shaft is arranged between the first driving rod and the second driving rod.

Further, the through hole has been seted up at the top of syringe needle cap, the tip of first actuating lever and second actuating lever all overlaps and is equipped with the antiskid cover, and the syringe needle cap is passed at the top of the first actuating lever of through-hole be convenient for and second actuating lever, and the frictional force between antiskid cover and first actuating lever and the second actuating lever can increase personnel's hand.

Further, rubber anti-slip teeth are arranged on the inner side surfaces of the first clamping block and the second clamping block, and the rubber anti-slip teeth can increase friction force between the first clamping block, the second clamping block and the needle head.

Further, an external thread is arranged on the outer side of one end of the injector.

Further, the inner side of the needle cap is provided with an internal thread.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the needle head cap and the needle head pulling-up device, after the needle head cap, the external threads and the internal threads are used, a person connects the external threads on the outer side of the syringe with the internal threads on the inner side of the needle head cap, so that the needle head cap can be sleeved at the upper end of the syringe, the needle head cap can shield the needle head on the periphery of the needle head, the needle head is prevented from puncturing or scratching the skin of the person, and cross infection of bacteria is avoided.

2. According to the needle head cap and the needle head pulling-up device, the first driving rod, the second driving rod, the first clamping block and the second clamping block are used for supporting the anti-slip sleeves at the tops of the first driving rod and the second driving rod by hands, so that the lower ends of the first driving rod and the second driving rod are gradually close to each other, the first clamping block and the second clamping block are further driven to be gradually attached to the outer side of a needle head, the needle head is further clamped, the needle head cap is separated from the injector by a threaded connection mode, the clamped needle head can be pulled up along with the rising of the height position of the needle head cap, further, the needle head cap is moved to the upper end of the trash basket by a person, the anti-slip sleeves are pinched tightly, the lower ends of the first driving rod and the second driving rod are driven to be opened, the first clamping block and the second clamping block are driven to be away from the needle head, the needle head part can be dropped into trash from the interior of the needle head cap, and then the whole process of taking down the needle head is not required to be in direct contact with the needle head, and convenience and safety of taking down the needle head are improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the needle cap and needle withdrawing device of the present utility model.

Fig. 2 is a schematic view showing the internal structure of the needle cap of the needle withdrawing device of the present utility model.

Fig. 3 is a schematic drawing of the needle pulling structure of the needle cap and the needle pulling device of the present utility model.

Fig. 4 is a schematic view of the structure of the first and second clamping blocks of the needle cap and needle withdrawing device of the present utility model.

In the figure: 1. a needle cylinder; 2. a needle; 3. a needle cap; 4. an external thread; 5. an internal thread; 6. a first driving lever; 7. a second driving lever; 8. a first clamping block; 9. a second clamping block; 10. a through hole; 11. an anti-skid sleeve; 12. a rotating shaft; 13. rubber anti-skid teeth.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-4, the needle cap and the needle pulling device comprise a syringe 1, a needle 2 and a needle cap 3, wherein the needle 2 is arranged at the top of the syringe 1, the needle cap 3 is arranged at the periphery of the syringe 1 and positioned at the outer side of the needle 2, a first driving rod 6 and a second driving rod 7 are respectively arranged at two sides of the interior of the needle cap 3, a first clamping block 8 and a second clamping block 9 which can clamp the needle 2 are respectively sleeved at two sides of the lower end of the needle 2, and a rotating shaft 12 is arranged between the first driving rod 6 and the second driving rod 7.

Wherein, through-hole 10 has been seted up at the top of syringe needle cap 3, the tip of first actuating lever 6 and second actuating lever 7 all overlaps and is equipped with antiskid cover 11.

In this embodiment, as shown in fig. 2, the through hole 10 facilitates the top of the first driving rod 6 and the second driving rod 7 to pass through the needle cap 3, and the anti-slip sleeve 11 can increase the friction between the hands of the person and the first driving rod 6 and the second driving rod 7.

Wherein, the surfaces of the inner sides of the first clamping block 8 and the second clamping block 9 are respectively provided with rubber anti-slip teeth 13.

In this embodiment, as shown in fig. 4, the rubber anti-slip teeth 13 can increase the friction between the first and second clamping blocks 8 and 9 and the needle 2.

Wherein, the outside of syringe 1 one end is equipped with external screw thread 4.

Wherein the inner side of the needle cap 3 is provided with an internal thread 5.

In this embodiment, as shown in fig. 1, a person can close the needle cap 3 with the syringe 1 using the external thread 4 and the internal thread 5.

It should be noted that, the utility model is needle cap and needle pull-up device, during operation, through needle cap 3, external screw thread 4 and internal screw thread 5, after the use, personnel will be outside the syringe 1 external screw thread 4 with the needle cap 3 inboard internal screw thread 5 threaded connection, can locate syringe 1's upper end with needle cap 3 cover, and then needle cap 3 can shelter from the syringe needle in the periphery of syringe needle, avoid the syringe needle to prick or scratch personnel's skin, stop bacterial cross infection, through first actuating lever 6, second actuating lever 7, first clamping piece 8 and second clamping piece 9, personnel utilize the hand to strut the anti-skidding cover 11 at first actuating lever 6 and second actuating lever 7 top, and then order that first actuating lever 6 and second clamping piece 9 are gradually close to the outside laminating of syringe 2, and then press from each other with syringe 2, further, the personnel utilizes threaded connection's mode to break away from syringe 1 with needle cap 3, along with the high position's of cap rising, can be with the tip cap 2, can be with the tip 2 is further with the syringe 2, can be with the tip 2 is held down to the tip 2, the tip 2 is directly down to the tip 2, can be kept away from the tip 2, the tip 2 is directly is held down in the tip 2, the tip 2 is held down by the tip 2, can be kept away from the tip 2, the tip 2 is more has the tip 2, and the rubbish can be directly held down by the tip is more conveniently and can be held by the tip 2, and has been more than the tip has the handle has been moved, and has the handle has 3.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (5)

1. The needle head cap and the needle head pulling device comprise a syringe (1), a needle head (2) and a needle head cap (3), and are characterized in that: the top of syringe (1) is provided with syringe needle (2), the periphery of syringe (1) and be located the outside of syringe needle (2) and be equipped with syringe needle cap (3), the inside both sides of syringe needle cap (3) are equipped with first actuating lever (6) and second actuating lever (7) respectively, the both sides of syringe needle (2) lower extreme are equipped with first clamping piece (8) and second clamping piece (9) that can press from both sides tight with syringe needle (2) respectively, be provided with pivot (12) between first actuating lever (6) and second actuating lever (7).

2. The needle cap and needle extraction device of claim 1, wherein: through holes (10) are formed in the top of the needle head cap (3), and anti-slip sleeves (11) are respectively sleeved at the end parts of the first driving rod (6) and the second driving rod (7).

3. The needle cap and needle extraction device of claim 1, wherein: rubber anti-slip teeth (13) are arranged on the inner side surfaces of the first clamping block (8) and the second clamping block (9).

4. The needle cap and needle extraction device of claim 1, wherein: an external thread (4) is arranged on the outer side of one end of the injector (1).

5. The needle cap and needle extraction device of claim 1, wherein: an internal thread (5) is arranged on the inner side of the needle head cap (3).