CN216962464U

CN216962464U - Blood collection needle cylinder test tube

Info

Publication number: CN216962464U
Application number: CN202123120133.7U
Authority: CN
Inventors: 徐传鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-07-15
Anticipated expiration: 2031-12-09

Abstract

The utility model discloses a blood collection syringe test tube, which belongs to the field of blood collection devices and comprises a test tube, wherein a tube plug is arranged at the top of the test tube, a tube cap is arranged at the top of the tube plug, a blood guide tube is arranged at the top of the tube cap, a needle handle is arranged at one end of the blood guide tube, a puncture needle head is arranged at one end of the needle handle, a pintle is arranged at the other end of the blood guide tube, the other end of the pintle penetrates through the top of the tube cap, a transfusion needle head is arranged at the other end of the pintle, the blood guide tube is connected with the transfusion needle head through the pintle, a needle head protective sleeve is sleeved on the transfusion needle head, a rubber round pad is arranged on the transfusion needle head, the transfusion needle head penetrates through the middle part of the rubber round pad, a pad groove is formed in the center of the top of the tube plug, a plurality of clamping grooves are formed in the side wall of the top of the tube plug along an annular array, the clamping grooves can be used for enhancing the transverse gripping force of the tube wall of the tube plug on the tube wall of the test tube, and ensuring that the tube plug is not easy to be separated from the test tube, avoid resulting in the condition emergence of test tube and stopcock separation when receiving external force striking.

Description

Blood collection needle cylinder test tube

Technical Field

The utility model relates to the field of blood collection devices, in particular to a test tube of a blood collection needle cylinder.

Background

The blood collection refers to the process of collecting blood samples through veins and arteries by medical staff due to inspection or related requirements, wherein the preparation work before blood collection has important significance for improving the working efficiency, ensuring the blood quality and the safety of blood donors and smoothly carrying out the blood collection work.

Blood sampling work is born by medical personnel and the personnel of special blood sampling technique training, do not have the training of special training and can't go on duty, the proficiency of blood sampling technique, direct relation is to the quality of blood and donor's healthy, so require every blood sampling personnel must be skilled and master the blood sampling technique, medical personnel place the blood of gathering in the blood sampling process in the test tube, subsequent blood inspection work of being convenient for, but the block of part blood collection test tube is sealed behind input blood in prior art, because the inside atmospheric pressure of test tube changes, when receiving external force striking, lead to test tube and the inside blood of stopcock separation to lose.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

Aiming at the problems in the prior art, the utility model aims to provide a blood collection syringe test tube which can enhance the transverse grabbing force of a tube plug on the tube wall of the test tube, so that the tube plug is not easy to be separated from the test tube, and the situation that the test tube is separated from the tube plug when being impacted by external force is avoided.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

The utility model provides a blood collection cylinder test tube, includes the test tube, the stopcock is installed at the top of test tube, the top of stopcock is provided with the pipe cap, the top of pipe cap is provided with the blood pipe, the one end of blood pipe is provided with the needle handle, the puncture syringe needle is installed to the one end of needle handle, the other end of blood pipe passes the top of pipe cap and is provided with the pintle, the infusion syringe needle is installed to the other end of pintle, the blood pipe passes through the pintle and is connected with the infusion syringe needle.

Furthermore, a needle head protecting sleeve is sleeved on the infusion needle head, a rubber round pad is arranged on the infusion needle head, and the infusion needle head penetrates through the middle of the rubber round pad.

Furthermore, the top center of stopcock has seted up and has filled up the groove, a plurality of draw-in grooves have been seted up along annular array to the top lateral wall of stopcock, fill up the groove and correspond the setting with the rubber circle pad.

Furthermore, the bottom of stopcock is provided with outstanding boss, the bottom of stopcock is provided with the recess, the boss is located the inboard of recess, the lateral wall in the outside of boss is provided with the screw thread.

Furthermore, the pipe cap inner wall annular sets up the array and is provided with the card protruding, the card is protruding to be set up and correspond the inlay card with the draw-in groove corresponding.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

(1) this scheme, bottom at the stopcock sets up outstanding boss, the boss corresponds the cavity department of test tube, the bottom of stopcock sets up the recess, the test tube corresponds groove connection, the boss extends to the inside of test tube, the area of contact of increase stopcock and test tube, and the outer wall of boss is provided with the screw thread, reinforcing boss is to the horizontal resultant force of grabbing of test tube pipe wall, make stopcock and test tube be difficult for breaking away from, the condition that leads to test tube and stopcock separation when avoiding receiving external force striking takes place, through setting up protruding and draw-in groove of card, and both mutual inlay cards, when drawing blood, reach better fixed effect, avoid syringe needle and test tube to break away from.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a plug and cap separation arrangement according to the present invention;

FIG. 3 is a cross-sectional view of a plug and cap according to the present invention;

fig. 4 is a schematic bottom view of the pipe plug and the pipe cap of the present invention.

The reference numbers in the figures illustrate:

1. a test tube; 2. a pipe plug; 3. a pipe cap; 4. a blood conduit; 5. a needle handle; 6. a puncture needle head; 7. a pintle; 8. a transfusion needle head; 9. a needle head protecting sleeve; 10. a rubber round pad; 11. a pad groove; 12. a card slot; 201. a boss; 202. a groove; 203. a thread; 13. and (6) clamping and protruding.

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; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

Example 1:

referring to fig. 1-4, a blood collection syringe test tube comprises a test tube 1, a tube plug 2 is mounted at the top of the test tube 1, a tube cap 3 is arranged at the top of the tube plug 2, a blood conduit 4 is arranged at the top of the tube cap 3, a needle handle 5 is arranged at one end of the blood conduit 4, a puncture needle 6 is mounted at one end of the needle handle 5, the other end of the blood conduit 4 penetrates through the top of the tube cap 3 and is provided with a pintle 7, a transfusion needle 8 is mounted at the other end of the pintle 7, and the blood conduit 4 is connected with the transfusion needle 8 through the pintle 7.

Referring to fig. 2, a needle protecting sleeve 9 is sleeved on an infusion needle 8, a rubber round pad 10 is arranged on the infusion needle 8, and the infusion needle 8 penetrates through the middle of the rubber round pad 10.

Referring to fig. 2, a pad groove 11 is formed in the center of the top of the tube plug 2, a plurality of clamping grooves 12 are formed in the side wall of the top of the tube plug 2 along an annular array, the pad groove 11 is arranged corresponding to a rubber round pad 10, the rubber round pad 10 is arranged on the infusion needle 8, after blood drawing is completed, the infusion needle 8 is pulled out, the rubber round pad 10 is tightly attached to the pad groove 11 corresponding to the rubber round pad, the puncture part for blood transfusion is prevented from being in excessive contact with the outside, and certain safety guarantee is provided.

Referring to fig. 3, a protruding boss 201 is arranged at the bottom of a tube plug 2, a groove 202 is arranged at the bottom of the tube plug 2, the boss 201 is located inside the groove 202, threads 203 are arranged on the outer side wall of the boss 201, the protruding boss 201 is arranged at the bottom of the tube plug 2, the boss 201 corresponds to the hollow part of a test tube 1, the groove 202 is arranged at the bottom of the tube plug 2, the test tube 1 corresponds to the groove 202 for connection, the boss 201 extends to the inside of the test tube 1, the contact area between the tube plug 202 and the test tube 1 is increased, the threads 203 are arranged on the outer wall of the boss 201, the transverse grabbing force of the boss 201 on the tube wall of the test tube 1 is enhanced, the tube plug 2 is not easy to separate from the test tube 1, and the situation that the test tube 1 is separated from the tube plug 2 when being impacted by an external force is avoided.

Referring to fig. 4, the annular array of the locking protrusions 13 is disposed on the inner wall of the cap 3, the locking protrusions 13 are disposed corresponding to the locking slots 12 and correspond to the locking inserts 13, and the locking protrusions 13 and the locking slots 12 are locked with each other to achieve a better fixing effect and prevent the needle from being separated from the test tube 1 during blood drawing.

When in use: the rubber round pad 10 is arranged on the transfusion needle head 8, after the blood drawing is completed, the transfusion needle head 8 is pulled out, the rubber round pad 10 is tightly attached to the pad groove 11 correspondingly, the puncture part for blood transfusion is prevented from being in excessive contact with the outside, certain safety guarantee is provided, the bottom of the tube plug 2 is provided with the protruding boss 201, the boss 201 corresponds to the hollow part of the test tube 1, the bottom of the tube plug 2 is provided with the groove 202, the test tube 1 is connected with the groove 202 correspondingly, the boss 201 extends into the test tube 1, the contact area between the tube plug 202 and the test tube 1 is increased, the outer wall of the boss 201 is provided with the thread 203, the transverse grabbing force of the boss 201 on the tube wall of the test tube 1 is enhanced, the tube plug 2 is not easy to separate from the test tube 1 when being impacted by external force, the separation of the test tube 1 and the tube plug 2 is avoided, the clamping bulge 13 and the clamping groove 12 are arranged, and are mutually clamped and embedded, and a better fixing effect is achieved when the blood drawing, avoiding the needle from disengaging from the test tube 1.

The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. A blood collection syringe test tube comprising a test tube (1), characterized in that: stopcock (2) are installed at the top of test tube (1), the top of stopcock (2) is provided with pipe cap (3), the top of pipe cap (3) is provided with blood pipe (4), the one end of blood pipe (4) is provided with needle handle (5), puncture needle (6) are installed to the one end of needle handle (5), the other end of blood pipe (4) passes the top of pipe cap (3) and is provided with pintle (7), infusion syringe needle (8) are installed to the other end of pintle (7), blood pipe (4) are connected with infusion syringe needle (8) through pintle (7).

2. A blood collection syringe tube of claim 1, wherein: the infusion needle is characterized in that a needle protecting sleeve (9) is sleeved on the infusion needle (8), a rubber round pad (10) is arranged on the infusion needle (8), and the infusion needle (8) penetrates through the middle of the rubber round pad (10).

3. A blood collection syringe tube of claim 1, wherein: the pipe stopper is characterized in that a pad groove (11) is formed in the center of the top of the pipe stopper (2), a plurality of clamping grooves (12) are formed in the side wall of the top of the pipe stopper (2) along an annular array, and the pad groove (11) and the rubber round pad (10) are correspondingly arranged.

4. A blood collection syringe tube according to claim 1, wherein: the pipe plug is characterized in that a protruding boss (201) is arranged at the bottom of the pipe plug (2), a groove (202) is formed in the bottom of the pipe plug (2), the boss (201) is located on the inner side of the groove (202), and threads (203) are arranged on the outer side wall of the boss (201).

5. A blood collection syringe tube of claim 1, wherein: the pipe cap (3) inner wall annular sets up the array and is provided with card protruding (13), card protruding (13) and draw-in groove (12) corresponding setting and correspond the inlay card.