CN220025785U

CN220025785U - Needle dismounting device

Info

Publication number: CN220025785U
Application number: CN202321356772.XU
Authority: CN
Inventors: 冯芸; 曾艳花
Original assignee: Zhuhai Integrated Traditional Chinese And Western Medicine Hospital Zhuhai Second People's Hospital
Current assignee: Zhuhai Integrated Traditional Chinese And Western Medicine Hospital Zhuhai Second People's Hospital
Priority date: 2023-05-30
Filing date: 2023-05-30
Publication date: 2023-11-17
Anticipated expiration: 2033-05-30

Abstract

The utility model relates to a needle head dismounting device which comprises a mounting block and a collecting bottle which is arranged on the lower side of the mounting block through threads, wherein a round hole is formed in the axis of the mounting block and is communicated with the collecting bottle, a first mounting groove and a second mounting groove are respectively formed in the inner wall of the round hole, two through slots are symmetrically formed between the first mounting groove and the second mounting groove, two clamping blocks are symmetrically arranged in the first mounting groove, a pressing block is inserted in the first mounting groove, and the bottom of the pressing block and the upper side of the clamping block are of inclined structures which are mutually matched in an extrusion mode. The two clamping blocks can be pressed inwards by pressing the pressing block downwards, the insulin needle is clamped, the driving mechanism drives the circular ring to rotate, and then the two clamping blocks for clamping the insulin needle can be driven to rotate, so that the needle can be unscrewed, the unscrewed needle can fall into the collecting bottle to be uniformly collected, the risk of puncture wound can be effectively avoided, and iatrogenic infection is avoided.

Description

Needle dismounting device

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a needle dismounting device.

Background

Insulin is a protein hormone secreted by islet beta cells in the pancreas by stimulation with endogenous or exogenous substances, and is particularly indispensable for carbohydrate metabolism, and exogenous insulin is mainly used for treating diabetes.

At present, after insulin is completely beaten in clinic, the needle head is required to be removed by bare hands and is discarded into the recovery container, and as the needle head of insulin is very thin and short, medical staff is easy to risk needle puncture injury when frequently removing the needle head by bare hands, and iatrogenic infection is caused.

Disclosure of Invention

The utility model aims to provide a needle dismounting device which can avoid stabbing of medical staff.

In order to achieve the above object, the technical scheme of the present utility model is as follows.

A needle head dismounting device comprises a mounting block and a collecting bottle which is arranged on the lower side of the mounting block through threads.

The axle center department of installation piece has seted up the round hole, and round hole and collecting bottle intercommunication, and first mounting groove and second mounting groove have been seted up respectively to the inner wall of round hole, and two run through notch have been seted up to the symmetry between first mounting groove and the second mounting groove.

Two clamp splice are provided with in the inside symmetry of first mounting groove, and the inside of first mounting groove is inserted and is equipped with the briquetting, and the bottom of briquetting and the upside of clamp splice are mutual extrusion complex inclined plane structure.

The inside rotation of second mounting groove is installed the ring, and two spouts have been seted up to the upper surface symmetry of ring, and the inside of spout is provided with the slide bar, and the top of slide bar passes and runs through the notch and be connected with the bottom of clamp splice.

The second mounting groove is internally provided with a driving mechanism for driving the circular ring to rotate.

From this, can inwards extrude two clamp splice through pressing down the briquetting to press from both sides the insulin syringe needle tightly, drive the ring through actuating mechanism and rotate afterwards, and then can drive two clamp splice rotations of pressing from both sides the insulin syringe needle, thereby can unscrew the syringe needle, unscrew the syringe needle can drop to the collecting flask in and collect in unison, because take off the syringe needle and discard the in-process need not medical personnel contact needle, so can effectively avoid taking place the risk of stabbing, avoid iatrogenic infection.

Further, the driving mechanism comprises a motor arranged in the second mounting groove, a gear is arranged at the end part of the output shaft of the motor, a toothed ring is sleeved on the outer surface of the circular ring, and the toothed ring is meshed with the gear.

The output shaft of the motor can drive the gear to rotate through starting, the purpose of driving the ring to rotate can be achieved through the meshing relationship between the gear and the toothed ring, and the ring can drive the clamping blocks to synchronously rotate through the connection effect of the sliding rod, so that the needle head can be unscrewed.

Further, the inner wall of one side of the chute is connected with a spring, and the end part of the spring is connected with the surface of the slide bar.

Through the elastic force of the spring, the spring can apply acting force to the sliding rod and push the sliding rod to move to a position far away from the center of the round hole, so that the clamping blocks can be driven to be far away from the round hole, and the insulin needle can be smoothly inserted into the round hole and positioned between the two clamping blocks.

Further, a guide rod is connected between the inner walls of the two sides of the length direction of the sliding groove, the guide rod penetrates through the inner part of the sliding rod, and the spring is sleeved on the outer surface of the guide rod.

Through the setting of guide arm, can provide the effect that the direction supported to the spring, avoid the spring to receive gravity effect bending downwards, influence its elasticity performance.

Further, the inner wall of the clamping block is provided with a rubber pad, and the outer surface of the rubber pad is provided with anti-skid patterns.

Through the setting of rubber pad and anti-skidding line, can increase the frictional force between clamp splice and the syringe needle, avoid the circumstances that skidding appears in the in-process of unscrewing the syringe needle, improve the efficiency of taking off the syringe needle.

Further, balls are uniformly arranged on the inclined plane of the bottom of the pressing block.

Through the setting of ball reducible briquetting and the frictional resistance between the clamp splice to make the ring can be more smooth drive the clamp splice rotatory, and reduce friction loss, improve life.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic view of the internal structure of the mounting block according to the present utility model.

FIG. 3 is a schematic cross-sectional view of a chute area according to the present utility model.

Fig. 4 is a schematic structural view of the briquette according to the present utility model.

In the figure: 100. a mounting block; 101. a collection bottle; 102. a round hole; 103. a first mounting groove; 104. clamping blocks; 105. briquetting; 106. a second mounting groove; 107. a circular ring; 200. a chute; 201. a slide bar; 300. a driving mechanism; 301. a motor; 302. a gear; 303. a toothed ring; 400. a spring; 500. a guide rod; 600. and (3) rolling balls.

Detailed Description

The present utility model will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 4, a needle removing device includes a mounting block 100 and a collection bottle 101 screw-mounted to the underside of the mounting block 100.

The axle center department of installation piece 100 has seted up round hole 102, and round hole 102 and collection bottle 101 intercommunication, and first mounting groove 103 and second mounting groove 106 have been seted up respectively to the inner wall of round hole 102, and two run through notch have been seted up to symmetry between first mounting groove 103 and the second mounting groove 106.

Two clamp blocks 104 are symmetrically arranged in the first mounting groove 103, a pressing block 105 is inserted in the first mounting groove 103, and the bottom of the pressing block 105 and the upper side of the clamp blocks 104 are of inclined surface structures which are mutually matched in an extrusion mode.

The second mounting groove 106 is internally provided with a circular ring 107 in a rotating mode, two sliding grooves 200 are symmetrically formed in the upper surface of the circular ring 107, sliding rods 201 are arranged in the sliding grooves 200, and the tops of the sliding rods 201 penetrate through the penetrating notch and are connected with the bottoms of the clamping blocks 104.

A driving mechanism 300 for driving the ring 107 to rotate is provided inside the second mounting groove 106.

When a medical staff beats insulin for a patient and needs to take down the needle, the insulin pen can be held by hands and one end of the needle on the insulin pen is inserted into the round hole 102 for a certain distance, then the pressing block 105 is pressed downwards, the inclined surface at the bottom of the pressing block 105 presses the inclined surface at the upper side of the clamping block 104, the two clamping blocks 104 are pressed inwards to be close and are pressed on the outer side of the needle, then the sliding groove 200 drives the circular ring 107 to rotate, the needle can be unscrewed by driving the two clamping blocks 104 to synchronously rotate under the connecting action of the sliding rod 201 while the circular ring 107 rotates, the pressing block 105 is loosened, and the two clamping blocks 104 lose external acting force, so that the needle falls downwards into the collecting bottle 101 to be collected uniformly.

Specifically, the driving mechanism 300 includes a motor 301 installed inside the second installation groove 106, a gear 302 is installed at an end portion of an output shaft of the motor 301, a toothed ring 303 is sleeved on an outer surface of the ring 107, the toothed ring 303 is meshed with the gear 302, the gear 302 can be driven to rotate by starting an output shaft of the motor 301, and a purpose of driving the ring 107 to rotate can be achieved by a meshing relationship between the gear 302 and the toothed ring 303, and the ring 107 can drive the clamping block 104 to synchronously rotate through a connection effect of the slide rod 201, so that a needle can be unscrewed.

Specifically, the inner wall of one side of the chute 200 is connected with a spring 400, and the end of the spring 400 is connected with the surface of the slide rod 201, and under the action of the elastic force of the spring 400, the spring can apply an acting force to the slide rod 201 and push the slide rod to move to a position far away from the center of the round hole 102, so that the clamp block 104 can be driven to be far away from the round hole 102, and an insulin needle can be smoothly inserted into the round hole 102 and positioned between the two clamp blocks 104.

Specifically, the guide rod 500 is connected between the inner walls of the two sides of the sliding chute 200 in the length direction, the guide rod 500 penetrates through the sliding rod 201, the spring 400 is sleeved on the outer surface of the guide rod 500, and the guide support effect can be provided for the spring 400 through the arrangement of the guide rod 500, so that the spring 400 is prevented from being bent downwards under the action of gravity, and the elastic performance of the spring is prevented from being influenced.

Specifically, the inner wall of clamp splice 104 is provided with the rubber pad, and the antiskid line has been seted up to the surface of rubber pad, through the setting of rubber pad and antiskid line, can increase the frictional force between clamp splice 104 and the syringe needle, avoids the condition that skidding appears in the in-process of unscrewing the syringe needle, improves the efficiency of taking off the syringe needle.

Specifically, the balls 600 are uniformly arranged on the inclined surface at the bottom of the pressing block 105, and friction resistance between the pressing block 105 and the clamping block 104 can be reduced through the arrangement of the balls 600, so that the circular ring 107 can drive the clamping block 104 to rotate more smoothly, friction loss is reduced, and service life is prolonged.

The foregoing detailed description of the utility model has been presented in conjunction with a specific embodiment, and it is not intended that the utility model be limited to such detailed description. Several equivalent substitutions or obvious modifications will occur to those skilled in the art to which this utility model pertains without departing from the spirit of the utility model, and the same should be considered to be within the scope of this utility model as defined in the appended claims.

Claims

1. Needle dismounting device, including installation piece (100) and install through the screw thread collection bottle (101) of installation piece (100) downside, its characterized in that:

a round hole (102) is formed in the axis of the mounting block (100), the round hole (102) is communicated with the collecting bottle (101), a first mounting groove (103) and a second mounting groove (106) are formed in the inner wall of the round hole (102) respectively, and two penetrating notch openings are symmetrically formed between the first mounting groove (103) and the second mounting groove (106);

two clamping blocks (104) are symmetrically arranged in the first mounting groove (103), a pressing block (105) is inserted in the first mounting groove (103), and the bottom of the pressing block (105) and the upper side of the clamping block (104) are of inclined surface structures which are mutually matched in an extrusion mode;

a circular ring (107) is rotatably arranged in the second mounting groove (106), two sliding grooves (200) are symmetrically formed in the upper surface of the circular ring (107), sliding rods (201) are arranged in the sliding grooves (200), and the tops of the sliding rods (201) penetrate through the penetrating notch and are connected with the bottoms of the clamping blocks (104);

a driving mechanism (300) for driving the circular ring (107) to rotate is arranged in the second mounting groove (106).

2. A needle removing device according to claim 1, wherein:

the driving mechanism (300) comprises a motor (301) arranged in the second mounting groove (106), a gear (302) is arranged at the end part of an output shaft of the motor (301), a toothed ring (303) is sleeved on the outer surface of the circular ring (107), and the toothed ring (303) is meshed and connected with the gear (302).

3. A needle removing device according to claim 2, wherein:

a spring (400) is connected to the inner wall of one side of the sliding groove (200), and the end part of the spring (400) is connected with the surface of the sliding rod (201).

4. A needle removing device according to claim 3, wherein:

guide rods (500) are connected between the inner walls of the two sides of the sliding groove (200) in the length direction, the guide rods (500) penetrate through the sliding rod (201), and the springs (400) are sleeved on the outer surfaces of the guide rods (500).

5. A needle removing device according to claim 4, wherein:

the inner wall of the clamping block (104) is provided with a rubber pad, and the outer surface of the rubber pad is provided with anti-skid patterns.

6. A needle tip remover according to claim 5, wherein:

balls (600) are uniformly arranged on the inclined plane at the bottom of the pressing block (105).