CN211536010U - Novel puncture-proof syringe - Google Patents

Abstract

The utility model discloses a novel stab-proof syringe, comprising a syringe barrel and a stab-proof frame. A piston is slidably connected to the inside of the syringe barrel, a stopper rod is bolted on the top of the piston, and the inner top of the stab-proof frame is connected with a piston. Both sides of the stab-proof frame are bolted with a head-off mechanism, a collection mechanism is placed inside the bottom end of the stab-proof frame, and a closing mechanism is hinged on the front side of the stab-proof frame. The utility model solves the problem that the current syringe is still directly pulled out by the nurse by hand, which is not only It is easy to contaminate the injection head, and it is also easy to stab the user, and even cause cross-infection problems. The new anti-stab syringe has the ability to complete the removal of the injection head and head cover without direct contact with hands, and automatically complete the injection head and The advantage of the headgear collection, it protects the user from unnecessary injuries.

Description

A new type of anti-stab syringe

technical field

The utility model relates to the field of medical technology, in particular to a novel stab-proof syringe.

Background technique

Medical syringes are generally composed of a tube, a needle and an injection rod. The needle is set at the front of the tube and is used to pierce the injection site. The tube is used to store the liquid medicine to be injected. When liquid is transported into the human body, clinical nurses need to perform a large number of operations such as pumping liquid medicine and injection every day, and need to frequently open/close the needle protection cap, which is prone to needle stick injuries. However, the current syringe needs to remove the head cover before use, and the use is completed Afterwards, it is often necessary to separate the needle from the syringe. The current syringe is still pulled out by the nurse directly, which not only easily contaminates the needle, but also easily hurts the user and even causes cross-infection. A new type of anti-stab syringe to solve the above problems.

Utility model content

The purpose of the utility model is to provide a novel stab-proof syringe, which has the advantages that the needle and headgear can be removed without direct contact with hands, and the collection of needles and headgear is automatically completed, which solves the problem that the current syringe is still directly used by nurses. Hand extraction, which not only easily contaminates the needle, but also easily hurts the user by needle stick, and even causes cross-infection.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a novel stab-proof syringe, comprising a syringe barrel and a stab-proof frame, a piston is slidably connected to the inside of the syringe barrel, and a plug rod is bolted on the top of the piston , the bottom of the needle cylinder is sleeved with a needle, the surface of the needle is sleeved with a needle cover, both sides of the inner top of the stab-proof frame are bolted with a head-off mechanism, and the bottom end of the stab-proof frame is A collection mechanism is placed, the front side of the stab-proof frame is hinged with a closing mechanism, and the needle at the bottom of the needle barrel penetrates the top of the stab-proof frame and extends to the interior of the stab-proof frame.

Preferably, the depilation mechanism includes a bearing block, the top of the bearing block is bolted to the top inside the stab-proof frame, and a decapitation hole is opened on the side of the top of the bearing block close to the center of the stab-proof frame, the The side of the bearing block away from the center of the anti-stab frame is provided with a sliding cavity, and a sliding rod is slidably connected to the inside of the sliding cavity. The end sleeve is provided with a spring, two ends of the spring are respectively bolted to the sliding rod and the sliding cavity, and the needle head and the needle sleeve are arranged through the head-removing hole.

Preferably, the pressure block is made of rubber material, and the side of the pressure block close to the decapitation hole is made of anti-slip material.

Preferably, one end of the sliding rod away from the pressing block penetrates through the stab-proof frame and extends to the outside of the stab-proof frame, and the sliding rod is made of steel material.

Preferably, the collection mechanism includes a collection box, the number of the collection box is two, the collection box is placed at the bottom end inside the stab-proof frame, and the middle of the front side of the collection box is bolted with a handle.

Preferably, the closing mechanism includes a door body, the left side of the door body is hinged with the front side of the stab-proof frame, the right end of the front side of the door body is bolted with a handle, and the middle end inside the stab-proof frame is bolted There is a dividing plate.

Preferably, the four corners of the bottom of the stab-proof frame are bolted with feet, and the feet are in the form of suction cups.

Preferably, a support pad is bonded to the top of the stab-proof frame and located at the bottom of the syringe, and the material of the support pad is medical rubber.

Compared with the prior art, the beneficial effects of the present utility model are as follows:

1. The present invention solves the problem that the current syringe is still directly pulled out by nurses by providing the mutual cooperation of the syringe, the puncture-proof frame, the piston, the plug rod, the needle, the needle cover, the decapsulating mechanism, the collecting mechanism and the closing mechanism. This is not only easy to contaminate the injection head, but also easy to stab the user, and even cause cross-infection problems. The new anti-stab syringe has the ability to complete the removal of the injection head and headgear without direct contact with hands, and complete the injection automatically. The advantages of head and headgear collection, protect the user from unnecessary injury.

2. The utility model can remove the needle and the needle cover by setting the head-off mechanism, so as to avoid scratches when the user directly removes it by hand. By setting the material of the pressing block, the needle or needle cover can be effectively clamped, and the It can be buffered and protected. By setting a collecting mechanism, the needles and needle covers can be collected, and the device can be easily sterilized. By setting a closing mechanism, the device can be closed to prevent dust from falling into it. While supporting, the device can also be fixed.

Description of drawings

Fig. 1 is the structural representation of the utility model;

2 is a schematic front view of the utility model;

3 is a schematic diagram of the cross-sectional structure of the needle sleeve of the present invention;

FIG. 4 is a partial enlarged schematic view of the part A in FIG. 1 of the present utility model.

In the figure: 1. Needle cylinder; 2. Anti-stab frame; 3. Piston; 4. Plug rod; 5. Needle; 6. Needle cover; , sliding cavity; 74, sliding rod; 75, pressing block; 76, spring; 8, collecting mechanism; 81, collecting box; 82, carrying handle; 9, closing mechanism; 91, door body; 92, handle; 93, points Clapboard; 10. Feet; 11. Support pad.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to Figures 1-4, a new type of stab-proof syringe, including a syringe 1 and a stab-proof frame 2, the inside of the syringe 1 is slidably connected with a piston 3, the top of the piston 3 is bolted with a stopper rod 4, and the syringe 1 A needle head 5 is sleeved on the bottom of the needle head 5, a needle sleeve 6 is sleeved on the surface of the needle head 5, a head-off mechanism 7 is bolted on both sides of the inner top of the stab-proof frame 2, and a collection mechanism 8 is placed at the bottom end of the stab-proof frame 2. , the front side of the stab-proof frame 2 is hinged with a closing mechanism 9, the needle 5 at the bottom of the needle cylinder 1 penetrates the top of the stab-proof frame 2 and extends to the interior of the stab-proof frame 2, and the head-off mechanism 7 includes a bearing block 71. The bearing block 71 The top of the bearing block 71 is bolted to the top inside the stab-proof frame 2, the top of the bearing block 71 is provided with a head-off hole 72 on the side close to the center of the stab-proof frame 2, and the side of the bearing block 71 away from the center of the stab-proof frame 2 is provided with a sliding cavity 73. A sliding rod 74 is slidably connected to the inside of the sliding cavity 73, and a pressure block 75 is bolted at one end of the sliding rod 74 close to the head-off hole 72. The middle end of the surface of the sliding rod 74 is sleeved with a spring 76, and the two ends of the spring 76 are respectively Bolted with the sliding rod 74 and the sliding cavity 73, the needle head 5 and the needle cover 6 are arranged through the detachment hole 72, the pressure block 75 is made of rubber, the side of the pressure block 75 close to the detachment hole 72 is made of anti-slip material, and the sliding rod 74 The end away from the pressing block 75 penetrates through the stab-proof frame 2 and extends to the outside of the stab-proof frame 2. The sliding rod 74 is made of steel material. The collection mechanism 8 includes a collection box 81. The number of the collection boxes 81 is two. The bottom end inside the stab-proof frame 2, the middle of the front side of the collection box 81 is bolted with a handle 82, the closing mechanism 9 includes a door body 91, the left side of the door body 91 is hinged with the front side of the stab-proof frame 2, the door body 91 The right end of the front side is bolted with a handle 92, the middle end of the stab-proof frame 2 is bolted with a partition plate 93, and the four corners of the bottom of the stab-proof frame 2 are bolted with feet 10, the feet 10 are suction cup structures, and the stab-proof frame 2 A support pad 11 is glued to the top of the needle cylinder 1 and is located at the bottom of the needle cylinder 1. The material of the support pad 11 is medical rubber. It is scratched during removal. By setting the material of the pressing block 75, the needle head 5 or the needle cover 6 can be effectively clamped and buffered and protected. By setting the collecting mechanism 8, the needle head 5 and the needle cover 6 can be collected. It is convenient to sterilize the device. By setting the sealing mechanism 9, the device can be closed to prevent dust from falling into it. By setting the support feet 10, the device can be supported and fixed at the same time. 2. The mutual cooperation of the piston 3, the plug rod 4, the needle 5, the needle cover 6, the decapsulating mechanism 7, the collecting mechanism 8 and the closing mechanism 9 solves the problem that the current syringe is still pulled out by the nurse directly, which is not only easy to contaminate the injection In addition, it is easy for needle sticks to hurt the user, and even cause cross-infection problems. This new type of anti-stab syringe has the ability to complete the removal of the injection head and headgear without direct contact with hands, and automatically complete the collection of injection heads and headgear. The advantage is to protect the user from unnecessary harm.

When in use, the nurse takes out the syringe 1, removes the external packaging of the syringe 1, and inserts the needle 5 and the needle cover 6 downward through the needle-proof frame 2 into the decapitation hole 72, and the support pad 11 supports the syringe 1. , to limit it, push the sliding rod 74 inward, the sliding rod 74 drives the pressure block 75 to move, when the pressure block 75 moves into the head-off hole 72, it will stick to the anti-skid structure on the top of the needle cover 6, and is connected with the head-off hole 72. The inner wall of 72 clamps the needle sleeve 6, and the needle sleeve 1 is lifted upward, the needle sleeve 6 is convenient for the needle head 5 to be disengaged, and the pushing hand is released. 6. It falls with gravity and falls into the collection box 81. When the injection is completed, repeat the above operation again, the pressure block 75 is close to the needle 5, and clamps the needle 5 with the inner wall of the decapitation hole 72, and lifts the needle cylinder upward. 1. The needle head 5 is convenient for the needle cylinder 1 to be disengaged. Release the pushing hand. Under the action of the spring 76, the sliding rod 74 drives the pressure block 75 to return to its original position. The needle head 5 falls with gravity and falls into the collection box 81. The inside of the box 81 is poured into medical alcohol to sterilize the needle 5 and the needle cover 6, and the decapitation hole 72 can also be sterilized. The sterilized alcohol will fall into the collection box 81, open the door 91, and take out the collection box 81 , sterilize the inside of the device, and close the door 91 to prevent dust from falling into it.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (8)

1. A novel stab-proof syringe, comprising a syringe (1) and a stab-proof frame (2), characterized in that: the inside of the syringe (1) is slidably connected with a piston (3), and the piston (3) ) is bolted with a stopper rod (4), the bottom of the barrel (1) is sleeved with a needle (5), the surface of the needle (5) is sleeved with a needle cover (6), and the anti-stab Both sides of the inner top of the frame (2) are bolted with a decapitation mechanism (7), and a collection mechanism (8) is placed at the bottom end inside the stab-proof frame (2). A closing mechanism (9) is hinged on the side, and the needle (5) at the bottom of the needle barrel (1) penetrates the top of the puncture-proof frame (2) and extends into the interior of the stab-proof frame (2). 2. A new type of stab-resistant syringe according to claim 1, characterized in that: the de-heading mechanism (7) comprises a bearing block (71), the top of the bearing block (71) and the stab-proof frame (71). 2) The top of the interior is bolted, the top of the bearing block (71) is provided with a head-off hole (72) on the side close to the center of the stab-proof frame (2), and the bearing block (71) is far away from the stab-proof frame (2). ) center side is provided with a sliding cavity (73), the interior of the sliding cavity (73) is slidably connected with a sliding rod (74), and one end of the sliding rod (74) close to the head-off hole (72) is bolted with a A pressure block (75), the middle end of the surface of the sliding rod (74) is sleeved with a spring (76), and the two ends of the spring (76) are respectively bolted to the sliding rod (74) and the sliding cavity (73), The needle head (5) and the needle cover (6) are arranged through the depilation hole (72). 3. A new type of anti-stab wound syringe according to claim 2, characterized in that: the pressure block (75) is made of rubber, and the side of the pressure block (75) close to the decapitation hole (72) is Non-slip material. 4. A new type of stab-proof syringe according to claim 2, characterized in that: one end of the sliding rod (74) away from the pressing block (75) penetrates the stab-proof frame (2) and extends to the stab-proof frame ( 2), the sliding rod (74) is made of steel. 5. A new type of anti-stab wound syringe according to claim 1, characterized in that: the collection mechanism (8) comprises a collection box (81), the number of the collection box (81) is two, the A collection box (81) is placed at the bottom end inside the stab-proof frame (2), and a handle (82) is bolted to the middle of the front side of the collection box (81). 6. A new type of stab-proof syringe according to claim 1, characterized in that: the closing mechanism (9) comprises a door body (91), and the left side of the door body (91) is connected to the stab-proof frame (91). 2) The front side is hinged, the right end of the front side of the door body (91) is bolted with a handle (92), and the middle end inside the stab-proof frame (2) is bolted with a partition plate (93). 7. A new type of anti-stab wound syringe according to claim 1, wherein the four corners of the bottom of the anti-stab frame (2) are bolted with feet (10), and the feet (10) are suction cup structures . 8. A new type of anti-stab wound syringe according to claim 1, characterized in that: a support pad (11) is adhered to the top of the anti-stab frame (2) and located at the bottom of the syringe (1), so that the The material of the support pad (11) is medical rubber.

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