CN219594719U - Arc-shaped pneumatic tourniquet - Google Patents

Abstract

The utility model discloses an arc-shaped pneumatic tourniquet, which comprises an air bag, a fixing belt, a toothed belt and a fixing buckle, wherein the air bag is in a strip-shaped flat shape, an air tap is fixedly connected to the side edge of the air bag, the fixing belt is arranged along the top surface of the air bag and is fixedly connected with the air bag, the fixing buckle is fixed on one side of the top of the fixing belt and is 5cm away from the end part of the nearest fixing belt, and the toothed belt is arranged along the top surface of the fixing belt from the other side of the top of the fixing belt and extends to the position of the fixing buckle; the utility model is composed of the air bag, the fixing belt, the toothed belt and the fixing buckle, after being bound to the appointed position, a proper amount of air is injected into the air bag, so that the air bag is inflated, the contact range with the skin can be increased, the application pressure of the fixing belt is reduced, the air bag is more uniform compared with towel clothes after being inflated, and the problem of uncomfortable use of a user caused by uneven pressure due to uneven wrapping of the towel clothes can be solved.

Description

Arc-shaped pneumatic tourniquet

Technical Field

The utility model relates to the technical field of tourniquets, in particular to an arc-shaped pneumatic tourniquet.

Background

The tourniquet is suitable for medical institutions to use once in conventional treatment, transfusion, blood drawing and transfusion and hemostasis; or emergent hemostasis when limb bleeding and wild snake and insect bite bleeding occur.

The existing tourniquet is made of rubber, is integrally strip-shaped and flat, and is used for avoiding overlarge pressure applied to binding positions by the tourniquet, soft articles such as towel clothes are generally required to be padded to enlarge the stress range, but the pressure applied by hemostasis is unbalanced due to uneven wrapping of the towel clothes, and users are uncomfortable to use.

Disclosure of Invention

The utility model aims to provide an arc-shaped pneumatic tourniquet, which aims to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an arc atmospheric pressure tourniquet, includes gasbag, fixed band, toothed belt and fixed knot, the gasbag is rectangular form platykurtic, fixedly connected with air cock on the side of gasbag, the fixed band sets up along the top surface of gasbag and with gasbag fixed connection, fixed knot fixes the top one side of fixed band and the tip 5cm of the closest fixed band apart from, the toothed belt begins along the top surface setting of fixed band and extends to fixed knot place position from the top opposite side of fixed band, and toothed belt and fixed band are fixed connection.

Preferably, the fixed knot comprises solid fixed ring, latch plate, spring, screw rod and spiral shell cap, the latch plate comprises latch plate main part, screw rod plug bush and locating lever, the bottom of latch plate main part is provided with the lock tooth, lock tooth and toothed belt cooperation, the locating lever is provided with two and symmetry perpendicular fixing at the top of latch plate main part, the screw rod plug bush is provided with one and is fixed in the top intermediate position of latch plate main part, the latch plate is installed in solid fixed ring's inboard, and the locating lever runs through solid fixed ring setting, the spring suit is in solid fixed ring's inboard on the locating lever and is in, screw rod perpendicular and threaded connection is fixed in solid fixed ring's top, and spiral shell cap is fixed in the top of screw rod.

Preferably, a limiting washer is fixed at the lower part of the screw rod, and the outer diameter of the limiting washer is equal to the outward diameter of the screw rod plug bush.

Preferably, the locking teeth are triangular prism shapes and the cross section of the locking teeth is isosceles triangle.

Preferably, one end of the toothed belt far away from the fixing buckle is provided with a transition inclined plane.

Compared with the prior art, the utility model has the beneficial effects that: the utility model is composed of an air bag, a fixing belt, a toothed belt and a fixing buckle, after being bound to a designated position, a proper amount of air is injected into the air bag to expand the air bag, so that the contact range with skin can be increased, the pressure exerted by the fixing belt is reduced, the air bag is more uniform compared with towel clothes after expansion, the problem of uncomfortable use of a user caused by uneven pressure due to uneven wrapping of the towel clothes can be alleviated,

the fixing buckle is fixed on one side of the top of the fixing belt and is about 5cm away from the end part of the closest fixing belt, so that the problem that no pressure or small pressure exists at the junction of the two ends of the arc-shaped pneumatic tourniquet when the tourniquet is used can be avoided;

the fixing buckle consists of a fixing ring, a locking plate, a spring, a screw rod and a screw cap, wherein the screw rod is used for pressing the locking plate, and is positioned at the highest position in the process of penetrating and pulling out the arc-shaped pneumatic tourniquet,

the locking plate can prevent penetration and pulling actions to a certain extent under the pushing of the spring, the tourniquet can be primarily fixed in the way,

after the position and the length are confirmed, the screw rod is required to be screwed down, the locking plate is pushed by the screw rod to firmly press the tourniquet, and the locking teeth and tooth grooves on the toothed belt are matched, so that the air bag penetrating through the fixing buckle can be sealed, and the air bag is prevented from expanding when the air bag is inflated.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of the right half of the present utility model;

FIG. 2 is a schematic view of the left half section of the present utility model;

FIG. 3 is a right side view of the present utility model;

fig. 4 is a schematic view of a locking plate structure of the present utility model.

In the figure: 1. an air bag; 2. a fixing belt; 3. a toothed belt; 4. a fixing buckle; 5. an air tap; 6. a screw rod plug bush; 7. a transition inclined plane; 8. a fixing ring; 9. a locking plate; 10. a spring; 11. a screw; 12. a cap is screwed; 13. a restraining washer; 14. a locking plate body; 15. locking teeth; 16. and a positioning rod.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of 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, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Referring to fig. 1-4, in the embodiment of the utility model, an arc-shaped pneumatic tourniquet comprises an airbag 1, a fixing belt 2, a toothed belt 3 and a fixing buckle 4, wherein the airbag 1 is in a strip-shaped flat shape, an air tap 5 is fixedly connected to the side edge of the airbag 1, the fixing belt 2 is arranged along the top surface of the airbag 1 and is fixedly connected with the airbag 1, the fixing buckle 4 is fixed on one side of the top of the fixing belt 2 and is approximately 5cm away from the end of the nearest fixing belt 2, the toothed belt 3 is arranged along the top surface of the fixing belt 2 from the other side of the top of the fixing belt 2 and extends to the position of the fixing buckle 4, the toothed belt 3 is fixedly connected with the fixing belt 2, and one end, far away from the fixing buckle 4, of the toothed belt 3 is provided with a transition inclined plane 7.

The fixed knot 4 comprises solid fixed ring 8, locking plate 9, spring 10, screw rod 11 and cap 12, the locking plate 9 comprises locking plate main part 14, screw rod plug bush 6 and locating lever 16, the bottom of locking plate main part 14 is provided with lock tooth 15, lock tooth 15 and tooth area 3 cooperation, locating lever 16 is provided with two and symmetry vertical fixation in the top of locking plate main part 14, screw rod plug bush 6 is provided with one and is fixed in the top intermediate position of locking plate main part 14, the inboard at solid fixed ring 8 is installed to locking plate 9, locating lever 16 runs through solid fixed ring 8 and sets up, the spring 10 suit is on locating lever 16 and is in the inboard of solid fixed ring 8, screw rod 11 perpendicular and threaded connection is in the top of solid fixed ring 8, cap 12 is fixed in the top of screw rod 11, the lower part of screw rod 11 is fixed with restriction packing ring 13, restriction packing ring 13's outside diameter equals with the outside diameter of screw rod plug bush 6, lock tooth 15 is triangular prism shape and its cross section is isosceles triangle.

The working principle of the utility model is as follows: the utility model is composed of the air bag 1, the fixing belt 2, the toothed belt 3 and the fixing buckle 4, after being bound to the appointed position, a proper amount of air is injected into the air bag 1, so that the air bag 1 is inflated, the contact range with skin can be increased, the pressure applied by the fixing belt 2 is reduced, the air bag 1 is more uniform compared with towel clothes after being inflated, and the problem of uncomfortable use of a user caused by uneven pressure caused by uneven wrapping of the towel clothes can be alleviated;

the fixing buckle 4 is fixed on one side of the top of the fixing belt 2 and is about 5cm away from the end part of the nearest fixing belt 2, so that the problem that no pressure or small pressure exists at the junction of two ends of the arc-shaped pneumatic tourniquet when the tourniquet is used can be avoided;

the fixing buckle 4 consists of a fixing ring 8, a locking plate 9, a spring 10, a screw 11 and a screw cap 12, wherein the screw 11 is used for pressing the locking plate 9, the screw 11 is at the highest position in the process of penetrating and pulling out the arc-shaped pneumatic tourniquet,

the locking plate 9, pushed by the spring 10, prevents the penetration and withdrawal movements to a certain extent, in this way the tourniquet can be initially fixed,

after the position and the length are confirmed, the screw 11 is required to be screwed down, the locking plate 9 is pushed by the screw 11 to firmly press the tourniquet, and the air bag 1 penetrating through the fixing buckle 4 can be sealed by matching the locking teeth 15 with tooth grooves on the toothed belt 3, so that the air bag 1 is prevented from expanding when being inflated.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (5)

1. An arc atmospheric pressure tourniquet, its characterized in that: including gasbag (1), fixed band (2), toothed belt (3) and fixed knot (4), gasbag (1) are rectangular form platykurtic, fixedly connected with air cock (5) on the side of gasbag (1), fixed band (2) set up along the top surface of gasbag (1) and with gasbag (1) fixed connection, fixed knot (4) are fixed in top one side of fixed band (2) and apart from the tip 5cm of nearest fixed band (2), toothed belt (3) are from the top opposite side of fixed band (2) along the top surface setting of fixed band (2) and extend to fixed knot (4) position, toothed belt (3) are fixed connection with fixed band (2).

2. An arcuate pneumatic tourniquet according to claim 1, wherein: the utility model provides a fixed knot (4) comprises solid fixed ring (8), locking board (9), spring (10), screw rod (11) and cap (12), locking board (9) are by locking board main part (14), screw rod plug bush (6) and locating lever (16) are constituteed, the bottom of locking board main part (14) is provided with lock tooth (15), lock tooth (15) and tooth area (3) cooperation, locating lever (16) are provided with two and symmetry perpendicular to be fixed at the top of locking board main part (14), screw rod plug bush (6) are provided with one and are fixed in the top intermediate position of locking board main part (14), the inboard at solid fixed ring (8) is installed to locking board (9), and locating lever (16) run through solid fixed ring (8) and are set up, spring (10) suit is on locating lever (16) and are located the inboard of solid fixed ring (8), screw rod (11) are perpendicular and threaded connection is fixed in the top of solid fixed in solid fixed ring (8) screw rod (12).

3. An arcuate pneumatic tourniquet according to claim 2, wherein: a limiting washer (13) is fixed at the lower part of the screw (11), and the outer diameter of the limiting washer (13) is equal to the outward diameter of the screw plug bush (6).

4. An arcuate pneumatic tourniquet according to claim 2, wherein: the lock teeth (15) are triangular prism shapes and the cross section of the lock teeth is isosceles triangle.

5. An arcuate pneumatic tourniquet according to claim 1, wherein: one end of the toothed belt (3) far away from the fixed buckle (4) is provided with a transition inclined plane (7).