阅读说明：本技术 一种便于拉紧的止血带装置 (Tourniquet device convenient to it is taut ) 是由 汪勇 宣佶 罗福然 魏伟 于乐成 于 2019-11-06 设计创作，主要内容包括：本发明公开了一种便于拉紧的止血带装置,包括止血带,所述止血带呈环状,所述止血带任意位置设有拉紧装置,所述止血带固定安装在拉紧装置外壁。本发明通过设置气囊,按压开关盖带动固定杆向下运动,使点火器对火药点火,火药爆炸后产生的高压气体通过通气孔进入气囊,使得气囊迅速膨胀,因气囊与绳索固定连接,当气囊在气囊室内部迅速膨胀向外运动时,也带动绳索向外运动,从而拉紧止血带,进行止血。(The invention discloses a tourniquet device convenient to tension, which comprises a tourniquet, wherein the tourniquet is annular, a tension device is arranged at any position of the tourniquet, and the tourniquet is fixedly arranged on the outer wall of the tension device. According to the invention, the air bag is arranged, the switch cover is pressed to drive the fixing rod to move downwards, so that the igniter ignites gunpowder, high-pressure gas generated after the gunpowder explodes enters the air bag through the vent hole, the air bag is rapidly expanded, and the air bag is fixedly connected with the rope, so that when the air bag rapidly expands in the air bag chamber and moves outwards, the rope is driven to move outwards, and the tourniquet is tensioned to stop bleeding.)

1. A tourniquet device convenient to it is taut, includes the tourniquet, its characterized in that: the tourniquet is annular, a tensioning device is arranged at any position of the tourniquet, and the tourniquet is fixedly arranged on the outer wall of the tensioning device;

the tensioning device comprises a rope, a shell, a pressing component, a gunpowder chamber, an air bag and an air bag chamber, wherein two sides of the shell are connected with two ends of the tourniquet, the pressing component penetrates through the top surface of the shell and acts on the gunpowder chamber, the air bag chamber is positioned in the shell and is connected with one side surface of the gunpowder chamber, the other side surface of the air bag chamber, which is far away from the gunpowder chamber, is provided with an opening on the side wall of the shell for the air bag to penetrate out after inflation, gunpowder is arranged in the gunpowder chamber, the middle part of the gunpowder chamber is provided with a round hole channel, the circular hole passage is communicated with the inner annular cavity of the tourniquet and the air bag chamber, the rope is arranged in the inner annular cavity of the tourniquet, one end of the rope is fixed on the outer wall of the shell, the other end of the rope passes through the circular hole passage and is fixedly connected with the outer wall of the air bag, the air bag is arranged in the air bag chamber, a vent hole is arranged between the explosive chamber and the air bag chamber, and an air inlet of the air bag is arranged on the inner wall of the vent hole and is fixedly connected with the inner wall of the vent hole.

2. A tourniquet device to facilitate tightening as claimed in claim 1, wherein: the utility model discloses a novel fire extinguisher, including casing top surface, pressing component, fixed cylinder, dead lever, switch cover, movable block, fixed cylinder, dead lever and fire ware, the fixed cylinder is fixed in casing top surface below, inside horizontal arc wall and the vertical sliding tray of being equipped with of fixed cylinder, the sliding tray link up with the arc wall mutually, the switch cover is located casing top surface top, switch cover below center fixed mounting has the dead lever that runs through the fixed cylinder, dead lever bottom fixedly connected with point firearm, point firearm is located fire medicine room top and communicates with the fire medicine room, the fixed cylinder is inside to be equipped with rotatory piece along the dead lever, the equal fixed mounting in both sides has the movable block around the rotatory piece, the arc wall supplies the switch cover to.

3. A tourniquet device to facilitate tightening as claimed in claim 1, wherein: the rope body that the rope is close to the propellant chamber is gone up to fix and is equipped with the conical body, the awl tip of conical body is close to the propellant chamber and distributes, the rope is kept away from the propellant chamber and is equipped with the damping piece on the rope body that is close to the conical body.

4. A tourniquet device to facilitate tightening according to claim 3, wherein: the conical body material is rubber, the centre of conical body is equipped with the toper through-hole that supplies the rope to penetrate, the awl bottom surface diameter of conical body is greater than round hole passageway aperture, the damping piece is the plectane, the diameter of damping piece is greater than circular through-hole aperture.

5. A tourniquet device to facilitate tightening as claimed in claim 2, wherein: a spring is arranged between the switch cover and the rotating block, and the spring is sleeved on the fixing rod.

6. A tourniquet device to facilitate tightening as claimed in claim 1, wherein: the opening of the air bag chamber is provided with a flip type side plate, and the upper end of the side plate is connected with the outer wall of the shell through a hinge.

Technical Field

The invention relates to the technical field of emergency nursing, in particular to a tourniquet device convenient to tighten.

Background

The tourniquet is refined by medical high polymer material natural rubber or special rubber, is milk white, long and flat, has strong flexibility, can be continuously extracted, and is suitable for medical institutions to use in the processes of infusion, blood drawing and blood transfusion in conventional treatment and rescue. If the emergency hemostasis is carried out when limb bleeding and field snake and insect bite bleeding occur, particularly the field accidental injury bleeding needs to be stopped in time, the hemostasis needs to be carried out quickly so as to carry out the next treatment.

And the tourniquet among the prior art has the restraint effect poor, and hemostatic effect is not good, and tourniquet in use, it is tight on arm or shank to pass through manual work more, and the manual work is tight and needs to consume a large amount of time, and the tourniquet is difficult to closely laminate in the wound simultaneously, uses for a long time and can lead to the tourniquet not hard up or drop, influences hemostatic effect, brings very big inconvenience for the user. To this end, a tourniquet device that facilitates tightening is needed to address the above problems.

Disclosure of Invention

The invention provides a tourniquet device convenient to tighten, which has the advantages of quick tightening for hemostasis, good effect, simple operation and the like.

In order to realize the purposes of quick tensioning and good hemostatic effect, the invention provides the following technical scheme:

a tourniquet device convenient to tension comprises a tourniquet, wherein the tourniquet is annular, a tension device is arranged at any position of the tourniquet, and the tourniquet is fixedly arranged on the outer wall of the tension device;

the tensioning device comprises a rope, a shell, a pressing component, a gunpowder chamber, an air bag and an air bag chamber, wherein two sides of the shell are connected with two ends of the tourniquet, the pressing component penetrates through the top surface of the shell and acts on the gunpowder chamber, the air bag chamber is positioned in the shell and is connected with one side surface of the gunpowder chamber, the other side surface of the air bag chamber, which is far away from the gunpowder chamber, is provided with an opening on the side wall of the shell for the air bag to penetrate out after inflation, gunpowder is arranged in the gunpowder chamber, the middle part of the gunpowder chamber is provided with a round hole channel, the circular hole passage is communicated with the inner annular cavity of the tourniquet and the air bag chamber, the rope is arranged in the inner annular cavity of the tourniquet, one end of the rope is fixed on the outer wall of the shell, the other end of the rope passes through the circular hole passage and is fixedly connected with the outer wall of the air bag, the air bag is arranged in the air bag chamber, a vent hole is arranged between the explosive chamber and the air bag chamber, and an air inlet of the air bag is arranged on the inner wall of the vent hole and is fixedly connected with the inner wall of the vent hole.

After the gunpowder is ignited, the air in the gunpowder chamber expands, the air enters the air bag through the vent hole, the air bag is inflated, and the air bag drives the rope to move due to the connection of the rope and the outer wall of the air bag, so that the tourniquet is tensioned.

Further, the subassembly of pressing down includes the switch cover, solid fixed cylinder, dead lever and firearm, gu fixed cylinder is fixed in casing top surface below, gu fixed cylinder is inside to be equipped with horizontal arc wall and vertical sliding tray, the sliding tray link up with the arc wall mutually, the switch cover is located casing top surface top, the central fixed mounting in switch cover below has the dead lever that runs through solid fixed cylinder, dead lever bottom fixedly connected with point firearm, point firearm is located powder chamber top and communicates powder chamber, gu fixed cylinder is inside to be equipped with rotatory piece along the dead lever, the equal fixed mounting in both sides has the movable block around the rotatory piece, the movable block is put into before the arc wall supplies the switch cover rotation, the movable block is put into to the sliding tray after supplying the switch cover rotation.

The movable block is positioned in the arc-shaped groove, so that misoperation of people can be prevented, and the tensioning device is started. If the tensioning device needs to be started, the switch cover needs to be rotated to drive the rotating block and the movable block to rotate, so that the movable block enters the sliding groove, the switch cover is pressed to drive the fixed rod to move downwards to ignite the igniter, and then the igniter ignites gunpowder in the gunpowder chamber.

Further, the rope body that the rope is close to the propellant chamber is fixed and is equipped with the conical body, the awl tip of conical body is close to the propellant chamber and distributes, the rope is kept away from the propellant chamber and is equipped with the damping piece on the rope body that is close to the conical body.

Further, the cone material is rubber, the centre of cone is equipped with the toper through-hole that supplies the rope to penetrate, the awl bottom surface of cone diameter is greater than round hole passageway aperture, the damping piece is the plectane, the diameter of damping piece is greater than circular through-hole aperture.

The conical body is fixed on the rope, and the gasbag drives the rope and pops out, and the conical body is elastic material, can pass circular through-hole, and the conical body diameter is greater than circular through-hole, can prevent the rope withdrawal. The damping block plays a limiting role and can be clamped at the outer side of the round hole channel to prevent the rope from being pulled too tightly, so that discomfort of a patient is avoided.

Furthermore, a spring is arranged between the switch cover and the rotating block, and the spring is sleeved on the fixing rod.

Furthermore, the opening of the air bag chamber is provided with a flip type side plate, and the upper end of the side plate is connected with the outer wall of the shell through a hinge.

The side plate of the air bag chamber is hinged with the outer wall of the tensioning device, the side plate can be opened, and after the air bag is inflated, the air bag is expanded to open the side plate.

Compared with the prior art, the invention has the beneficial effects that:

through setting up the gasbag, press the switch lid and drive the dead lever downstream, make some firearm to gunpowder ignition, the high-pressure gas that produces behind the gunpowder explosion passes through the air vent and gets into the gasbag for the gasbag expands rapidly, because of gasbag and rope fixed connection, when the gasbag is the outside motion of the indoor portion rapid inflation of gasbag, also drives the outside motion of rope, thereby taut tourniquet stanchs.

The rope is provided with the conical body, so that the rope can be prevented from retracting into the tourniquet, the tourniquet is not easy to loosen and fall off, and the damping block is arranged on the rope, so that the over-tightness of the rope is limited, and the discomfort of a patient is avoided.

The foregoing is only an overview of the technical solutions of the present invention, and in order to more clearly understand the technical solutions of the present invention, the present invention is further described below with reference to the accompanying drawings.

Drawings

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

FIG. 2 is a cross-sectional view of a tensioning device of the present invention;

FIG. 3 is a view showing the operation of the tensioner of the present invention;

FIG. 4 is a view of the pressing assembly of the tensioning device of the present invention without the stationary barrel;

FIG. 5 is a view of the non-pressing assembly of the tensioning device of the present invention;

FIG. 6 is a perspective view of a cone of the present invention;

1-tourniquet; 2-opening and closing the cover; 3-side plate; 4-a rope; 5-damping block; 6-cone-shaped body; 7-an igniter; 8-fixing the rod; 9-fixing the cylinder; 10-a rotating block; 11-a movable block; 12-a vent hole; 13-a circular aperture channel; 14-a sliding groove; 15-air bag; 16-a spring; 17-a balloon chamber; 18-a propellant chamber; 19-gunpowder; 20-a tapered through hole; 21-arc-shaped groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 3, a tourniquet device convenient to tension comprises a tourniquet 1, wherein the tourniquet 1 is in a ring shape, a tension device is arranged at any position of the tourniquet 1, and the tourniquet 1 is fixedly arranged on the outer wall of the tension device.

The tensioning device comprises a rope 4, a shell, a pressing component, a gunpowder chamber 18, an air bag 15 and an air bag chamber 17, wherein two sides of the shell are connected with two ends of the tourniquet 1, the pressing component penetrates through the top surface of the shell and acts on the gunpowder chamber 18, the air bag chamber 17 is positioned in the shell and is connected with one side surface of the gunpowder chamber 18, the other side surface of the air bag chamber 17, which is far away from the gunpowder chamber 18, is opened on the side wall of the shell for the air bag to penetrate out after being inflated, gunpowder 19 is arranged in the gunpowder chamber 18, a circular hole channel 13 is arranged in, the circular hole channel 13 is communicated with the inner ring cavity of the tourniquet 1 and the air sac chamber 17, the rope 4 is arranged in the inner ring cavity of the tourniquet 1, one end of the rope 4 is fixed on the outer wall of the shell, the other end of the rope 4 penetrates through the circular hole channel 13 and is fixedly connected to the outer wall of the air bag 15, the air bag 15 is arranged in the air bag chamber 17, a vent hole 12 is arranged between the explosive chamber 18 and the air bag chamber 17, and an air inlet of the air bag 15 is arranged on the inner wall of the vent hole 12 and is fixedly connected with the inner wall of the vent hole 12.

As shown in fig. 3, after the gunpowder 19 is ignited, the air in the gunpowder chamber 18 expands, the air enters the air bag 15 through the vent hole 12, the air bag 15 inflates, and the air bag 15 drives the rope 4 to move due to the connection of the rope 4 and the outer wall of the air bag 15, so that the tourniquet 1 is tensioned.

As shown in fig. 4, the pressing component comprises a switch cover 2, a fixed cylinder 9, a fixed rod 8 and an igniter 7, the fixed cylinder 9 is fixed below the top surface of the shell, a transverse arc-shaped groove 21 and a vertical sliding groove 14 are arranged inside the fixed cylinder 9, the sliding groove 14 is communicated with the arc-shaped groove 21, the switch cover 2 is arranged above the top surface of the shell, the fixed rod 8 penetrating through the fixed cylinder 9 is fixedly arranged at the center of the lower portion of the switch cover 2, the igniter 7 is fixedly connected to the bottom of the fixed rod 8 and is arranged above the explosive chamber 18 and communicated with the explosive chamber 18, a rotating block 10 is arranged inside the fixed cylinder 9 along the fixed rod 8, the moving blocks 11 are fixedly arranged on the front side and the rear side of the rotating block 10, the arc-shaped groove 21 is used for the switch cover 2 to rotate to be arranged in the moving block 11 in front.

The movable block 11 is positioned in the arc-shaped groove 21, so that the tensioning device can be prevented from being started by misoperation. If the tensioning device needs to be started, the switch cover 2 needs to be rotated to drive the rotating block 10 and the movable block 11 to rotate, so that the movable block 11 enters the sliding groove 14, the switch cover 2 is pressed to drive the fixed rod 8 to move downwards, the igniter 7 is ignited, and then the igniter 7 ignites gunpowder 19 in the gunpowder chamber 18.

As shown in fig. 2 and 3, a conical body 6 is fixedly arranged on the rope body of the rope 4 close to the propellant chamber 18, the conical tip of the conical body 6 is distributed close to the propellant chamber 18, and a damping block 5 is arranged on the rope body of the rope 4 far away from the propellant chamber 18 and close to the conical body 6.

As shown in fig. 5, the conical body 6 is made of rubber, a conical through hole 20 for the rope 4 to penetrate through is formed in the middle of the conical body 6, the diameter of the conical bottom surface of the conical body 6 is larger than the aperture of the circular hole channel 13, the damping block 5 is a circular plate, and the diameter of the damping block 5 is larger than the aperture of the circular through hole 13.

The conical body 6 is fixed on the rope 4, the airbag 15 drives the rope 4 to pop up, the conical body 6 is made of elastic materials and can penetrate through the circular through hole 13, and the diameter of the conical body 6 is larger than that of the circular through hole 13, so that the rope 4 can be prevented from retracting. The damping block 5 plays a limiting role and can be clamped at the outer side of the circular hole channel 13 to prevent the rope 4 from being pulled too tightly so as to avoid discomfort of a patient.

A spring 16 is arranged between the switch cover 2 and the rotating block 10, and the spring sleeve 16 is sleeved on the fixed rod 8. The spring plays a buffering role, so that misoperation of people is further prevented, and the tensioning device is started.

The opening of the air bag chamber 17 is provided with a flip type side plate 3, and the upper end of the side plate 3 is connected with the outer wall of the shell through a hinge.

The side plate 3 of the air bag chamber 17 is connected with the outer wall of the shell through a hinge, the side plate 3 can be opened, and after the air bag 15 is inflated, the air bag 15 expands to open the side plate 3.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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