CN209916111U

CN209916111U - Electronic inflatable tourniquet

Info

Publication number: CN209916111U
Application number: CN201822075603.4U
Authority: CN
Inventors: 杨文静
Original assignee: Union Hospital Tongji Medical College Huazhong University of Science and Technology
Current assignee: Union Hospital Tongji Medical College Huazhong University of Science and Technology
Priority date: 2018-12-11
Filing date: 2018-12-11
Publication date: 2020-01-10
Anticipated expiration: 2028-12-11

Abstract

The utility model discloses an electronic inflatable tourniquet, including the wrist strap, the same backup pad of both ends fixedly connected with of wrist strap, the gasbag is installed to the bottom of backup pad, and the top fixed mounting of backup pad has air inlet pipe, and air inlet pipe's bottom is linked together with the gasbag, and air inlet pipe's top is equipped with aerifys the device of suppressing, aerifys the venthole intercommunication of suppressing the device and is fixed with air inlet pipe, and air inlet pipe seals movable sleeve and establishes on air inlet pipe, the triangle draw-in groove has all been seted up to air inlet pipe's both sides, and two triangle draw-in groove symmetries set up, and triangle draw-in groove. The utility model relates to a rationally, convenient operation, the quick fixed of being convenient for is aerifyd with the dismantlement and is suppressed the device, and the effectual phenomenon that prevents to aerify to suppress the device and drop when using and fall bad takes place, and is convenient for aerify and suppresses the recycling of device, practices thrift use cost, is favorable to staff's use.

Description

Electronic inflatable tourniquet

Technical Field

The utility model relates to a tourniquet technical field especially relates to an electron inflatable tourniquet.

Background

The tourniquet is a temporary hemostatic tool, adopts manual rubber tourniquet mostly among the prior art, and rubber tourniquet needs the manual work to tie up in the position of drawing blood or infusion, but its elasticity degree is not convenient for master, along with the development of society, has appeared an automatic inflatable tourniquet afterwards, and current automatic inflatable tourniquet mainly comprises hemostasis by compression device and inflation and is suppressed the device, through the retrieval, bulletin number: CN107224310A discloses an inflatable artery tourniquet, which comprises an inflatable pressurizing device and a compression hemostasis device capable of being bound with a puncture part of a human body, wherein the compression hemostasis device comprises a compression air bag for compressing the puncture part of the human body and a contact type air inlet square pipe communicated with the compression air bag; aerify and suppress device includes the pump, can with contact air inlet side pipe is pegged graft, will the pump with the inflation inlet that oppresses the gasbag intercommunication is located in the inflation inlet and connect the pressure sensor of pump to and the controller, the controller is connected the pump, be equipped with on the controller with the time-recorder that pressure sensor connects and with the alarm that the time-recorder is connected, its technical effect is: automatically remind medical personnel, adjust the pressure of oppression gasbag along with time, prevent that the patient from appearing the injury that the ischemia caused such as edema, siltation.

More than the patent still exists some not enough, and it is not convenient for to aerify and suppresses the device fixed, causes contact air inlet side pipe and pump to drop easily in the use, leads to aerifing and suppresses the device and breaks, influences staff's use, can not satisfy personnel's user demand, in order to solve above-mentioned problem, therefore we have provided an electron inflatable tourniquet.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an electronic inflatable tourniquet.

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

an electronic inflatable tourniquet comprises a wrist strap, wherein two ends of the wrist strap are fixedly connected with the same supporting plate, an air bag is arranged at the bottom of the supporting plate, an air inlet square tube is fixedly arranged at the top of the supporting plate, the bottom end of the air inlet square tube is communicated with the air bag, an inflatable pressing device is arranged at the top of the air inlet square tube, air outlet holes of the inflatable pressing device are communicated and fixedly provided with an inflatable square tube, the inflatable square tube is movably sleeved on the air inlet square tube in a sealing manner, triangular clamping grooves are respectively formed in two sides of the air inlet square tube and symmetrically arranged, triangular clamping blocks are movably clamped in the triangular clamping grooves, the bottoms of the triangular clamping blocks are contacted with the inner walls of the bottoms of the corresponding triangular clamping grooves, mounting grooves are respectively formed in the inner walls of two sides of the inflatable square tube, the bottoms of the inflatable square tube are contacted with, the one end that the corresponding triangle fixture block was kept away from to the connecting rod extends to and aerifys the square tube outside and fixed mounting has the pull head, the spacing groove has been seted up at the top of connecting rod, fixed mounting has the montant on the top inner wall of mounting groove, one side fixed mounting of montant has the round pin axle, it is equipped with the gyro wheel to sell epaxial rotation cover, and the bottom of gyro wheel extend to the spacing inslot that corresponds and with the bottom inner wall rolling contact of spacing groove, the top fixed mounting of connecting rod has the rectangular block, the rectangular block is located the one side that the triangle fixture block was kept away from to the gyro wheel that corresponds, one side and round pin axle between the rectangular block was close to the round pin axle that corresponds fixed mounting has a plurality of springs, the spring is located one side that the montant was kept away from to the.

Preferably, one side of the roller is provided with a round hole, a bearing is fixedly sleeved in the round hole, and the inner ring of the bearing is fixedly sleeved with the outer side of the corresponding pin shaft.

Preferably, a square hole is formed in the inner wall of one side, away from the opening, of the mounting groove, and the side wall of the square hole is in sliding connection with the outer side of the corresponding connecting rod.

Preferably, the first magnet and the corresponding second magnet have opposite magnetic poles.

Preferably, the number of the plurality of springs in the same mounting groove is two to four, and the two to four springs in the same mounting groove are arranged on one side, close to the triangular clamping block, of the corresponding rectangular block in a rectangular mode.

Preferably, the side wall of the square gas-filled tube is provided with an annular groove, a sealing ring is fixedly mounted in the annular groove, and the inner side of the sealing ring is in sealing sliding contact with the outer side of the square gas-inlet tube.

Preferably, the length of the inner wall of the bottom of the triangular clamping groove is the same as the distance between the first magnet and the second magnet.

Compared with the prior art, the beneficial effects of the utility model are that:

the air charging and pressing device is driven to slide upwards by pulling the air charging and pressing device upwards through the cooperation of the second magnet, the air inlet square tube, the air charging square tube, the triangular clamping grooves, the triangular clamping blocks, the mounting grooves, the connecting rods, the limiting grooves, the pin shafts, the rollers, the rectangular blocks and the springs, the air charging square tube drives the two triangular clamping blocks to extrude the two triangular clamping grooves through the two connecting rods, so that the two triangular clamping blocks move towards the directions away from each other and drive the limiting grooves to move through the corresponding connecting rods, the rollers rotate in the corresponding limiting grooves under the action of the pin shafts, the connecting rods drive the corresponding rectangular blocks to stretch the springs, the connecting rods also drive the corresponding first magnets to contact and adsorb the second magnets, at the moment, the triangular clamping blocks are completely staggered with the corresponding triangular clamping grooves, the air charging and pressing device is continuously pulled, and the air charging and pressing device drives the air charging square tube to, when the fixed inflating and pressing device, only need to insert the side pipe of aerifing on the side pipe of admitting air, when the bottom of the side pipe of aerifing contacts with the top of backup pad, promote two pullers to the direction that is close to each other, the pull head drives first magnet and the separation of second magnet through the connecting rod that corresponds, the spring that is in tensile state at this moment resets and drives the connecting rod through the rectangle piece that corresponds and resets, the connecting rod drives in the triangle fixture block that corresponds inserts the triangle draw-in groove, under the effect of spring, and then accomplished the fixed of inflating and pressing the device, the effectual phenomenon that the inflating and pressing device dropped when using and breaks takes place.

The utility model relates to a rationally, convenient operation, the quick fixed of being convenient for is aerifyd with the dismantlement and is suppressed the device, and the effectual phenomenon that prevents to aerify to suppress the device and drop when using and fall bad takes place, and is convenient for aerify and suppresses the recycling of device, practices thrift use cost, is favorable to staff's use.

Drawings

Fig. 1 is a schematic structural view of an electronic inflatable tourniquet of the present invention;

fig. 2 is a schematic sectional structure view of a portion a in fig. 1.

In the figure: the device comprises a wrist strap 1, a support plate 2, a second magnet 3, an air inlet square tube 4, an air inflation square tube 5, an air inflation pressing device 6, a triangular clamping groove 7, a triangular clamping block 8, an installation groove 9, a connecting rod 10, a limiting groove 11, a vertical rod 12, a pin shaft 13, a roller 14, a rectangular block 15, a spring 16 and a first magnet 17.

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.

Referring to fig. 1-2, an electronic inflatable tourniquet comprises a wrist strap 1, wherein two ends of the wrist strap 1 are fixedly connected with a same support plate 2, an air bag is arranged at the bottom of the support plate 2, an air inlet square tube 4 is fixedly arranged at the top of the support plate 2, the bottom end of the air inlet square tube 4 is communicated with the air bag, an inflatable pressing device 6 is arranged at the top of the air inlet square tube 4, an air outlet of the inflatable pressing device 6 is communicated with and fixed with an inflatable square tube 5, the inflatable square tube 5 is movably sleeved on the air inlet square tube 4 in a sealing manner, triangular clamping grooves 7 are respectively arranged at two sides of the air inlet square tube 4, the two triangular clamping grooves 7 are symmetrically arranged, a triangular clamping block 8 is movably clamped in the triangular clamping groove 7, the bottom of the triangular clamping block 8 is contacted with the inner wall at the bottom of the corresponding triangular clamping, one side, far away from each other, of each of the two triangular clamping blocks 8 extends into the corresponding mounting groove 9 and is fixedly provided with a connecting rod 10, one end, far away from the corresponding triangular clamping block 8, of each connecting rod 10 extends out of the corresponding square inflatable tube 5 and is fixedly provided with a pull head, the top of each connecting rod 10 is provided with a limiting groove 11, the inner wall of the top of each mounting groove 9 is fixedly provided with a vertical rod 12, one side of each vertical rod 12 is fixedly provided with a pin shaft 13, each pin shaft 13 is rotatably sleeved with a roller 14, the bottom of each roller 14 extends into the corresponding limiting groove 11 and is in rolling contact with the inner wall of the bottom of the corresponding limiting groove 11, the top of each connecting rod 10 is fixedly provided with a rectangular block 15, each rectangular block 15 is positioned on one side, far away from the triangular clamping block 8, each side, close to the corresponding pin shaft 13, of each rectangular block 15 is, a first magnet 17 is fixedly arranged at the top of the connecting rod 10, a second magnet 3 is fixedly arranged on the inner wall of the top of the mounting groove 9, the second magnet 3 is matched with the first magnet 17, a round hole is arranged at one side of the roller 14, a bearing is fixedly sleeved in the round hole, an inner ring of the bearing is fixedly sleeved with the outer side of the corresponding pin shaft 13, a square hole is arranged on the inner wall of the side, away from the opening, of the mounting groove 9, the side wall of the square hole is in sliding connection with the outer side of the corresponding connecting rod 10, the magnetic poles of the first magnet 17 are opposite to those of the corresponding second magnet 3, the number of the plurality of springs 16 in the same mounting groove 9 is two to four, the two to four springs 16 in the same mounting groove 9 are arranged on one side, close to the triangular clamping block 8, of the corresponding rectangular block 15, an annular groove is arranged on the side wall of the square tube 5, a sealing ring is fixedly arranged, the length of the inner wall at the bottom of the triangular clamping groove 7 is the same as the distance between the first magnet 17 and the second magnet 3, the air inlet square pipe 4, the air inflation square pipe 5, the air inflation pressing device 6, the triangular clamping groove 7, the triangular clamping blocks 8, the mounting groove 9, the connecting rods 10, the limiting grooves 11, the pin shafts 13, the rollers 14, the rectangular blocks 15 and the springs 16 are matched with the first magnet 17, the air inflation pressing device 6 is pulled upwards to drive the air inflation square pipe 5 to slide upwards, the air inflation square pipe 5 drives the two triangular clamping blocks 8 to extrude the two triangular clamping grooves 7 through the two connecting rods 10, so that the two triangular clamping blocks 8 move towards the direction away from each other and drive the limiting grooves 11 to move through the corresponding connecting rods 10, the rollers 14 rotate in the corresponding limiting grooves 11 under the action of the pin shafts 13, the connecting rods 10 drive the corresponding rectangular blocks 15 to stretch the springs 16, the connecting rods 10 also drive the corresponding first magnet 17 to be contacted, at the moment, the triangular clamping blocks 8 are completely staggered with the corresponding triangular clamping grooves 7, the inflatable pressing device 6 is continuously pulled, the inflatable pressing device 6 drives the inflatable square tube 5 to slide out of the air inlet square tube 4, when the inflatable pressing device 6 is fixed, only the inflatable square tube 5 needs to be inserted on the air inlet square tube 4, when the bottom of the inflatable square tube 5 is contacted with the top of the supporting plate 2, two sliders are pushed towards the mutually approaching direction, the sliders drive the first magnets 17 to be separated from the second magnets 3 through the corresponding connecting rods 10, the springs 16 in the stretching state reset at the moment and drive the connecting rods 10 to reset through the corresponding rectangular blocks 15, the connecting rods 10 drive the corresponding triangular clamping blocks 8 to be inserted into the triangular clamping grooves 7, under the action of the springs 16, the fixation of the inflatable pressing device 6 is further completed, and the phenomenon that the inflatable pressing device 6 falls down and is effectively prevented from being damaged when in use, the utility model relates to a rationally, convenient operation, the quick fixed of being convenient for is aerifyd with the dismantlement and is suppressed device 6, and the effectual phenomenon that prevents to aerify to suppress device 6 and drop when using and fall bad takes place, and is convenient for aerify and suppresses device 6's recycling, practices thrift use cost, is favorable to staff's use.

The working principle is as follows: when the pneumatic pressing device 6 is detached, the pneumatic pressing device 6 is pulled upwards, the pneumatic pressing device 6 drives the pneumatic square tube 5 to slide upwards on the outer side of the air inlet square tube 4, the pneumatic square tube 5 drives the two mounting grooves 9 to move upwards, the mounting grooves 9 drive the corresponding connecting rods 10 to move upwards, the connecting rods 10 drive the corresponding triangular clamping blocks 8 to press the triangular clamping grooves 7, under the action of the pressing force, the two triangular clamping blocks 8 move towards directions away from each other, the triangular clamping blocks 8 drive the corresponding connecting rods 10 to move, the connecting rods 10 drive the corresponding limiting grooves 11 to slide on the rollers 14, under the action of the pin shaft 13, the rollers 14 rotate in the corresponding limiting grooves 11, the connecting rods 10 drive the corresponding rectangular blocks 15 to move and stretch the springs 16, meanwhile, the connecting rods 10 drive the corresponding first magnets 17 to move, when the triangular clamping blocks 8 are completely staggered with the corresponding triangular clamping grooves 7, at the moment, the connecting rod 10 drives the corresponding first magnet 17 to contact with and adsorb the second magnet 3, the inflatable pressing device 6 is continuously pulled, the inflatable pressing device 6 drives the inflatable square tube 5 to slide out of the air inlet square tube 4, when the inflatable pressing device 6 is fixed, only the inflatable square tube 5 needs to be inserted on the air inlet square tube 4, when the bottom of the inflatable square tube 5 contacts with the top of the supporting plate 2, two sliders are pushed in the mutually approaching direction, the sliders drive the corresponding connecting rod 10 to move, the connecting rod 10 drives the corresponding first magnet 17 to separate from the second magnet 3, the spring 16 in the stretching state resets at the moment, the spring 16 drives the corresponding rectangular block 15 to reset, the rectangular block 15 drives the corresponding connecting rod 10 to reset, the connecting rod 10 drives the corresponding triangular clamping block 8 to insert into the triangular clamping groove 7, and under the action of the spring 16, the fixation of the inflatable pressing device 6 is further completed, make and need great power just can take off to aerify and suppress device 6, the effectual phenomenon that prevents to aerify and suppress device 6 and drop when using and fall bad takes place.

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. An electronic inflatable tourniquet comprises a wrist strap (1), wherein two ends of the wrist strap (1) are fixedly connected with the same supporting plate (2), an air bag is arranged at the bottom of the supporting plate (2), an air inlet square tube (4) is fixedly arranged at the top of the supporting plate (2), the bottom end of the air inlet square tube (4) is communicated with the air bag, an inflatable pressing device (6) is arranged at the top of the air inlet square tube (4), air outlets of the inflatable pressing device (6) are communicated and fixed with an inflatable square tube (5), the inflatable square tube (5) is movably sleeved on the air inlet square tube (4) in a sealing manner, the electronic inflatable tourniquet is characterized in that triangular clamping grooves (7) are respectively arranged at two sides of the air inlet square tube (4), the two triangular clamping grooves (7) are symmetrically arranged, triangular clamping blocks (8) are movably clamped in the triangular clamping grooves (7), and the bottoms of the, the inflatable square tube is characterized in that mounting grooves (9) are formed in the inner walls of the two sides of the inflatable square tube (5), the bottom of the inflatable square tube (5) is in contact with the top of the supporting plate (2), one side, far away from each other, of each of the two triangular clamping blocks (8) is extended into the corresponding mounting groove (9) and fixedly provided with a connecting rod (10), one end, far away from the corresponding triangular clamping block (8), of the connecting rod (10) is extended out of the inflatable square tube (5) and fixedly provided with a pull head, a limiting groove (11) is formed in the top of the connecting rod (10), a vertical rod (12) is fixedly arranged on the inner wall of the top of the mounting groove (9), a pin shaft (13) is fixedly arranged on one side of the vertical rod (12), a roller (14) is rotatably sleeved on the pin shaft (13), the bottom of the roller (14) is extended into the corresponding limiting groove (11) and is, rectangle piece (15) are located one side that triangle fixture block (8) was kept away from in gyro wheel (14) that corresponds, fixed mounting has a plurality of springs (16) between one side that rectangle piece (15) are close to corresponding round pin axle (13) and round pin axle (13), spring (16) are located one side that montant (12) were kept away from in gyro wheel (14) that corresponds, the top fixed mounting of connecting rod (10) has first magnet (17), fixed mounting has second magnet (3) on the top inner wall of mounting groove (9), and second magnet (3) cooperate with first magnet (17).

2. The electronic inflatable tourniquet according to claim 1, wherein one side of the roller (14) is provided with a circular hole, a bearing is fixedly sleeved in the circular hole, and an inner ring of the bearing is fixedly sleeved with an outer side of the corresponding pin shaft (13).

3. The electronic inflatable tourniquet according to claim 1, wherein the mounting groove (9) has a square hole on the inner wall of the side away from the opening, and the side wall of the square hole is slidably connected to the outer side of the corresponding connecting rod (10).

4. An electro-pneumatic tourniquet according to claim 1, wherein the first magnet (17) has a magnetic polarity opposite to that of the corresponding second magnet (3).

5. The electronic inflatable tourniquet according to claim 1, wherein the number of the plurality of springs (16) in the same mounting groove (9) is two to four, and the two to four springs (16) in the same mounting groove (9) are disposed in a rectangular shape on the side of the corresponding rectangular block (15) adjacent to the triangular block (8).

6. The electronic inflatable tourniquet according to claim 1, wherein the side wall of the square inflatable tube (5) is provided with an annular groove, a sealing ring is fixedly installed in the annular groove, and the inner side of the sealing ring is in sliding contact with the outer side of the square air inlet tube (4) in a sealing manner.

7. The electronic inflatable tourniquet according to claim 1, wherein the length of the inner wall at the bottom of the triangular slot (7) is the same as the distance between the first magnet (17) and the second magnet (3).