An emergency device for heart failure patients

Abstract

The application discloses a first-aid device for heart failure patients and particularly relates to the technical field of first-aid devices for heart failure patients, and comprises a seat plate, T-shaped grooves are formed in the left rear end and the right rear end of the seat plate, a sliding groove is formed in the middle of the front inner wall of each T-shaped groove, a magnet one is arranged on the front inner wall of each sliding groove, a leg binding mechanism is arranged in each T-shaped groove, and a control mechanism for pushing the leg binding mechanism out of the T-shaped groove is arranged on the left part and the right part of the seat plate. The first-aid device for heart failure patients can be folded and contracted to reduce the volume of the device, so that the device is convenient to carry. Through the arrangement of the leg binding mechanism and the control mechanism and other structures, the patient can bind the legs by extrusion of the arc-shaped plate and the elastic rope band in addition to relying on the self-adjusting system for relief, so that the return of the venous blood in the legs is reduced, the heart pressure is reduced, and the discomfort of the patient in the case of disease is reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of emergency devices for heart failure patients, and particularly relates to an emergency device for heart failure patients. BACKGROUND

[0002] Heart failure refers to a condition in which the systolic function or diastolic function of the heart is impaired, the heart cannot fully discharge the venous return blood volume, the venous system blood is accumulated, and the arterial system blood is insufficiently perfused, thereby causing a heart circulation disorder symptom, which belongs to the cardiovascular internal medicine.

[0003] Chinese patent document CN115054448A discloses a clinical emergency device for heart failure patients in a cardiology department, which comprises a mounting plate and a supporting assembly. A recess is formed on the right side surface of the mounting plate, and a back plate is hingedly connected inside the recess. A control switch group is installed on the front side surface of the mounting plate. The supporting assembly comprises a connecting frame, a motor, a rack, a gear and a U-shaped sliding block. The connecting frame is fixed to the right end of the lower side surface of the mounting plate. The motor is installed on the front side surface of the connecting frame. A sliding hole is formed on the right side surface of the connecting frame. The rack is slidably connected inside the sliding hole. The gear is rotatably connected to the upper end inside the sliding hole. The gear is engaged with the rack. The output shaft of the motor is fixed to the front end surface of the gear. The left end of the rack is rotatably connected to the inside of the U-shaped sliding block. The device can support the back of the patient, so that the patient maintains a sitting posture, the patient's legs naturally droop, the airway of the patient is effectively kept unobstructed, and the return of venous blood is reduced.

[0004] The device has a large volume and cannot be carried on the body. Therefore, the patient cannot use the device immediately when the patient is ill. The device only relies on the patient's own adjustment system for relief. In the case of heart failure, the effect may not be obvious, so that the patient may still be in a dangerous state. SUMMARY

[0005] The main purpose of the present application is to provide an emergency device for heart failure patients, which can effectively solve the problems of large device volume and ineffective relief by relying on the patient's own adjustment system.

[0006] To achieve the above purpose, the technical scheme adopted by the present application is as follows:

[0007] An emergency device for heart failure patients comprises a seat plate. T-shaped grooves are formed in the left and right rear ends of the seat plate. Sliding grooves are formed in the front side inner walls of the two T-shaped grooves. Magnets are arranged on the front side inner walls of the two sliding grooves. Leg binding mechanisms are arranged in the interiors of the two T-shaped grooves. Control mechanisms are arranged on the left and right parts of the seat plate for pushing the leg binding mechanisms out of the T-shaped grooves.

[0008] The bundle leg mechanism comprises a limiting rod slidingly connected in a sliding groove, a magnet two attracting the magnet one is arranged at the front end of the limiting rod, the rear end of the limiting rod extends into a T-shaped groove and is provided with a convex mounting plate slidingly connected in the T-shaped groove, a reverse convex-shaped through groove penetrating the lower end of the convex mounting plate is arranged in the middle of the upper end of the convex mounting plate, an installation groove four with the same shape as the convex mounting plate but different size is arranged in the middle of the inner surface of the reverse convex-shaped through groove, a straight gear and a rotating ring are arranged on the bottom wall of the installation groove four, a rotating rod is arranged in the middle of the upper end of the straight gear and penetrates the upper end surface of the convex mounting plate and is provided with a worm, a plurality of gear teeth meshing with the straight gear are uniformly arranged on the outer surface of the rotating ring, and a plane spiral strip is arranged on the upper end of the outer side of the rotating ring.

[0009] The inner surface of the reverse convex-shaped through groove is provided with an installation ring, the lower end of the outer side of the installation ring is provided with an installation groove five, the top wall of the installation groove five is uniformly provided with three U-shaped limiting plates, the inner surface of the installation ring is uniformly provided with three arc-shaped plates, an elastic rope is arranged between every two adjacent arc-shaped plates, the lower end of the middle of the three arc-shaped plates is provided with a moving block slidingly connected to the inner side of the opening of the U-shaped limiting plate, and the lower end of the side away from the arc-shaped plate of the moving block is provided with two moving plates slidingly connected to the inner side of the plane spiral strip.

[0010] Preferably, the centers of the three arc-shaped plates, the installation ring and the rotating ring are located on the same vertical line.

[0011] Preferably, the elastic rope is always in a tight and stretched state.

[0012] Preferably, the rear end left part and the rear end right part of the seat plate are both provided with an empty groove, the middle of the bottom wall of the two empty grooves is provided with an opening groove two for sliding the rotating rod, the middle of the side wall of the two empty grooves away from each other is provided with an opening groove one penetrating the side wall of the seat plate, and the middle of the side wall of the two empty grooves close to each other is provided with a limiting groove.

[0013] The control mechanism comprises a worm wheel slidingly connected in the inner side of the empty groove, the rear part of the outer surface of the worm wheel is meshed with the worm, the left and right outer end walls of the worm wheel are respectively provided with a Z-shaped sliding plate slidingly connected in the limiting groove for limiting the position of the worm wheel and an L-shaped push rod slidingly connected in the opening groove one, and the outer surface of the L-shaped push rod away from the worm wheel is provided with a handle extending to the outer side of the opening groove one.

[0014] Preferably, the end of the horizontal part of the L-shaped push rod close to the worm wheel is provided with a polygonal sliding rod slidingly connected on the worm wheel for controlling the rotation of the worm wheel.

[0015] Preferably, the middle of the front end of the seat plate is provided with an L-shaped support, the upper part of the end of the vertical part of the L-shaped support close to the seat plate is provided with a supporting stop plate, and the front end of the seat plate is provided with a backrest closely arranged on the stop plate.

[0016] Preferably, the abutting plate is in an inclined state.

[0017] Preferably, two abutting grooves are formed in the left lower end and the middle lower end of the seat plate respectively, and mounting grooves are formed in the upper part of the left and right outer end walls of the seat plate, and a mounting groove is formed in the side wall of the two mounting grooves close to each other, and a vertical part of the support leg one is provided with a plug-in groove one penetrating the left and right outer end walls, and the vertical part of the support leg two is slidably connected in the plug-in groove one.

[0018] Preferably, the plug-in groove two is formed in the lower part of the end of the support leg one close to the support leg two, and the mounting groove three is formed in the middle part of the end of the support leg two close to the support leg one, and the mounting groove three is provided with a spring telescopic rod, and the end of the spring telescopic rod away from the mounting groove three is slidably connected in the plug-in groove two.

[0019] Preferably, in the non-working state, the support leg one and the support leg two are slidably connected in the two mounting grooves and the mounting groove two respectively.

[0020] In the working state, the support leg one and the support leg two are slidably connected in the abutting groove one and the abutting groove two respectively.

[0021] Compared with the prior art, the present application has the following beneficial effects:

[0022] 1. By setting the L-shaped bracket, the abutting plate and other structures, the patient can choose a semi-recumbent position or a sitting position according to the needs, and the backrest is rotatably connected to the front part of the seat plate, so that the device can be folded, and by setting the mounting groove one, the mounting groove two, the abutting groove one and the abutting groove two and other structures, the support leg one and the support leg two can be retracted into the seat plate, thereby reducing the size of the device, improving the space utilization, making the device easy to carry, and when the device is needed, the seat plate can be quickly changed into a chair with a certain height, so that the patient's legs naturally droop, reducing the return flow of venous blood.

[0023] 2. By setting the leg binding mechanism and the control mechanism and other structures, in addition to relying on the patient's own adjustment system for relief, the patient can also use the extrusion of the arc-shaped plate and the elastic rope to bind the patient's legs, thereby reducing the return flow of venous blood in the legs, reducing the heart pressure, and reducing the discomfort of the patient when the disease occurs. In addition, the leg binding mechanism works by swinging the L-shaped push rod back and forth, so that the patient can concentrate on the exercise state and avoid coma, and contact the family members or doctors for treatment. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a schematic diagram of the overall structure of the present application.

[0025] Figure 2 is a schematic view of the state of the invention when it is contracted;

[0026] Figure 3 is a schematic view of the state of the invention when it is contracted; Figure 2 is a schematic view of the state of the invention when it is contracted;

[0027] Figure 4 is a schematic view of the state of the invention when it is contracted;

[0028] Figure 5 is a schematic view of the state of the invention when it is contracted;

[0029] Figure 6 is a schematic view of the state of the invention when it is contracted; Figure 5 is a schematic view of the state of the invention when it is contracted;

[0030] Figure 7 is a schematic view of the state of the invention when it is contracted;

[0031] Figure 8 is a schematic view of the state of the invention when it is contracted;

[0032] Figure 9 is a schematic view of the state of the invention when it is contracted;

[0033] Figure 10 is a schematic view of the state of the invention when it is contracted.

[0034] In the figure: 1, seat plate; 11, T-shaped groove; 12, empty groove; 13, open groove one; 14, open groove two; 15, mounting groove one; 16, limiting groove; 17, sliding groove; 18, butt joint groove one; 19, butt joint groove two; 2, backrest; 3, leg one; 31, insertion groove one; 32, insertion groove two; 4, leg two; 41, mounting groove three; 42, elastic telescopic rod; 5, leg binding mechanism; 51, limiting rod; 52, convex mounting plate; 521, inverted convex through groove; 522, mounting groove four; 53, mounting ring; 531, mounting groove five; 532, U-shaped limiting plate; 54, rotating rod; 541, straight gear; 55, worm; 56, arc plate; 561, elastic rope; 564, moving block; 565, moving plate; 57, rotating ring; 571, gear tooth; 572, planar spiral strip; 6, control mechanism; 61, L-shaped push rod; 62, handle; 63, polygonal sliding rod; 64, worm wheel; 65, Z-shaped sliding plate; 7, L-shaped support; 71, abutting plate. DETAILED DESCRIPTION

[0035] In order to make the technical means, creative features, purposes and effects achieved by the present invention easy to understand, the present invention will be further described below in combination with specific embodiments.

[0036] Embodiment one

[0037] AsFigures 1-4 The embodiment shown discloses an emergency device for heart failure patients, which comprises a seat plate 1, an L-shaped support 7 is arranged at the middle of the front end of the seat plate 1, the width of the vertical part of the L-shaped support 7 is smaller than the width of the horizontal part, so that the device is convenient to carry by holding the L-shaped support 7, and the device is convenient for the patient to use when the heart failure occurs, and a supporting plate 71 is arranged at the upper end of the vertical part of the L-shaped support 7 close to the seat plate 1, a backrest 2 is arranged at the front end of the seat plate 1 and abuts against the supporting plate 71, and the backrest 2 is rotationally connected to the front end of the seat plate 1, so that the backrest 2 can be folded up when not needed, thereby reducing the volume of the device and making the device convenient to carry;

[0038] Specifically, please refer to Figures 2-3 The supporting plate 71 is in an inclined state, so that the patient can adopt a semi-recumbent position or a sitting position, thereby reducing the venous return of the legs and reducing the pressure on the heart, and reducing the discomfort of the patient when the disease occurs.

[0039] Specifically, please refer to Figure 3 Two butt joints 18 and 19 are respectively arranged at the left lower end and the middle lower end of the seat plate 1, the upper part of the supporting leg 3 is divided into two parts due to the arrangement of the insertion groove 31, so that the two butt joints 18 are needed to connect the supporting leg 3, the installation grooves 15 are arranged at the upper parts of the left and right outer end walls of the seat plate 1, the installation groove 2 is arranged at the inner wall of the side close to each other of the two installation grooves 15, the supporting leg 3 and the supporting leg 4 are respectively arranged between the installation groove 2 and the two installation grooves 15, the horizontal parts of the supporting leg 3 and the supporting leg 4 are respectively provided with members extending to the outside of the supporting leg 3 and the supporting leg 4, so as to increase the contact area of the supporting leg 3 and the supporting leg 4 with the ground, thereby improving the structural stability, and the wheels can be arranged at the bottom of the horizontal parts of the supporting leg 3 and the supporting leg 4, so as to facilitate the movement of the device, but this is prior art, and whether to install can be determined according to the needs, so there is no figure legend to show.

[0040] In order to facilitate the description, the following is the structure position relationship of the supporting leg 3 and the supporting leg 4 in the installation groove 2, the insertion groove 31 is arranged at the upper end of the vertical part of the supporting leg 3 and penetrates the left and right outer end walls, and the vertical part of the supporting leg 4 is slidingly connected in the insertion groove 31, that is, the vertical parts of the supporting leg 3 and the supporting leg 4 are slidingly connected in the installation groove 2, but the supporting leg 4 is also slidingly connected to the inner side of the insertion groove 31, so that the installation groove 2 can simultaneously accommodate the supporting leg 3 and the supporting leg 4 with the same thickness as the installation groove 2, thereby improving the space utilization of the seat plate 1, reducing the volume of the device, and making it convenient to carry.

[0041] In order to facilitate the description, the following is the structure position relationship of the supporting leg 3 and the supporting leg 4 after being unfolded and installed, specifically, please refer to Figure 4The lower part of the end of the supporting leg 3 close to the supporting leg 2 4 is provided with a plug-in slot 2 32, the middle part of the end of the supporting leg 2 4 close to the supporting leg 3 is provided with a mounting slot 3 41, the inside of the mounting slot 3 41 is provided with an elastic telescopic rod 42, the elastic telescopic rod 42 is used to extrude the supporting leg 3 and the supporting leg 2 4 by the elastic force, so that the supporting leg 3 and the supporting leg 2 4 are tightly attached to the inside of the butt joint slot 1 18 and the butt joint slot 2 19 respectively, thereby improving the structural stability of the device, avoiding the device from being scattered and the like when in use, and the end of the elastic telescopic rod 42 away from the mounting slot 3 41 is slidingly connected in the plug-in slot 2 32;

[0042] The elastic telescopic rod 42 and the supporting leg 3 have two connection methods, one is that the elastic telescopic rod 42 is first slidingly inserted into the plug-in slot 2 32, then the elastic telescopic rod 42 is compressed, the distance between the supporting leg 3 and the supporting leg 2 4 is shortened, then the supporting leg 3 and the supporting leg 2 4 are simultaneously inserted into the butt joint slot 1 18 and the butt joint slot 2 19, the other is that the supporting leg 3 and the supporting leg 2 4 are first slidingly inserted into the butt joint slot 1 18 and the butt joint slot 2 19 respectively, then the elastic telescopic rod 42 is compressed, the elastic telescopic rod 42 is controlled to rotate 90°, and the elastic telescopic rod 42 is taken out from the mounting slot 3 41, finally the elastic telescopic rod 42 is loosened, the elastic telescopic rod 42 after extension is directly slidingly inserted into the plug-in slot 2 32, the supporting leg 3 and the supporting leg 2 4 are simultaneously extruded outward, and the supporting leg 3 and the supporting leg 2 4 are tightly attached to the inner walls of the butt joint slot 1 18 and the butt joint slot 2 19 respectively.

[0043] Further, in the non-working state, the supporting leg 3 and the supporting leg 2 4 are slidingly connected in the two mounting slots 1 5 and the mounting slot 2 respectively, that is, when the device is not used any more, the supporting leg 3 and the supporting leg 2 4 can be slidingly inserted into the mounting slots 1 5 and the mounting slot 2 to remove the surface components of the seat plate 1, thereby reducing the volume of the device, improving the space utilization, and making it convenient to carry;

[0044] In the working state, the supporting leg 3 and the supporting leg 2 4 are slidingly connected in the butt joint slot 1 18 and the butt joint slot 2 19 respectively, that is, when the device is used, the supporting leg 3 and the supporting leg 2 4 need to be installed in the butt joint slot 1 18 and the butt joint slot 2 19 respectively, so that the device becomes a chair with a certain height, so as to facilitate the patient to adopt a semi-recumbent position or a sitting posture, reduce the leg venous reflux, thereby reducing the heart pressure and reducing the discomfort of the patient when the disease occurs.

[0045] Therefore, the specific embodiment of the present embodiment is:

[0046] When the patient is ill, first, the supporting leg one 3 and the supporting leg two 4 are pulled out from the installation slot one 15 and the installation slot two, and are respectively slid into the butt joint slot one 18 and the butt joint slot two 19, then the elastic telescopic rod 42 is compressed, and the elastic telescopic rod 42 is controlled to rotate 90°, and is taken out from the installation slot three 41, finally, the elastic telescopic rod 42 is loosened, the stretched elastic telescopic rod 42 is directly slid into the insertion slot two 32, the supporting leg one 3 and the supporting leg two 4 are simultaneously extruded outward, the supporting leg one 3 and the supporting leg two 4 are respectively tightly attached to the inner walls of the butt joint slot one 18 and the butt joint slot two 19, and finally, the backrest 2 is rotated, and the backrest 2 is tightly attached to the abutting plate 71, so that the patient adopts a semi-recumbent position on the device.

[0047] Embodiment two

[0048] This embodiment is based on the embodiment one, and the leg binding mechanism 5 and the control mechanism 6 are added, so as to reduce the venous return of the legs, thereby reducing the pressure of the heart and reducing the discomfort of the patient when the patient is ill, as shown in Figure 1 and Figures 4-10 The rear end left part and the rear end right part of the seat plate 1 are both provided with T-shaped grooves 11, the front side inner walls of the two T-shaped grooves 11 are both provided with sliding grooves 17, the front side inner walls of the two sliding grooves 17 are both provided with magnets one, and the interiors of the two T-shaped grooves 11 are both provided with the leg binding mechanism 5, so that the leg binding mechanism 5 can be retracted into the T-shaped groove 11 when not working, so as to reduce the volume of the device, improve the space utilization, and make it convenient to carry, the left part and the right part of the seat plate 1 are both provided with the control mechanism 6 for pushing the leg binding mechanism 5 out of the T-shaped groove 11, and the control mechanism 6 can not only push the leg binding mechanism 5 out of the T-shaped groove 11, but also control the leg binding mechanism 5 to work, so that the patient is in a motion state, and the patient can avoid coma and contact the family members or doctors for treatment;

[0049] Specifically, please refer to Figure 4 The rear end left part and the rear end right part of the seat plate 1 are both provided with empty grooves 12, the empty grooves 12 are located above the horizontal parts of the T-shaped grooves 11, the bottom walls of the two empty grooves 12 are both provided with opening grooves two 14 for the sliding of the rotating rods 54, the side walls of the two empty grooves 12 are both provided with opening grooves one 13 penetrating through the side walls of the seat plate 1, and the side walls of the two empty grooves 12 are both provided with limiting grooves 16 located in the same horizontal plane with the opening grooves one 13;

[0050] Specifically, please refer to Figure 1 and Figures 5-6The control mechanism 6 comprises a worm wheel 64 slidably connected in the hollow groove 12, and the rear outer surface of the worm wheel 64 is engaged with the worm 55, that is, the engaged worm 55 is controlled to rotate by rotating the worm wheel 64, then the worm 55 controls the spur gear 541 to rotate by rotating the rod 54, so as to control the leg binding mechanism 5 to work, the left and right outer end walls of the worm wheel 64 are respectively provided with a Z-shaped sliding plate 65 slidably connected in the limiting groove 16 for limiting the position of the worm wheel 64 and an L-shaped push rod 61 slidably connected in the open groove 13, the Z-shaped sliding plate 65 slidably connected in the limiting groove 16 can make the worm wheel 64 separated from the hollow groove 12 still maintain at the current height, avoiding the worm wheel 64 from falling to affect the use, and the vertical part of the L-shaped push rod 61 is of telescopic structure, so that the L-shaped push rod 61 can be adjusted according to the length of the patient's arm, the outer surface of the L-shaped push rod 61 away from the worm wheel 64 is provided with a handle 62 extending to the outside of the open groove 13, the handle 62 has two functions, one is to facilitate pushing the L-shaped push rod 61 to push the worm wheel 64 to the outside of the hollow groove 12, and the other is to facilitate pulling the L-shaped push rod 61 outwards, so as to control the L-shaped push rod 61 to rotate;

[0051] Specifically, the end of the horizontal part of the L-shaped push rod 61 close to the worm wheel 64 is provided with a polygonal sliding rod 63 slidably connected on the worm wheel 64 for controlling the rotation of the worm wheel 64, and the side of the worm wheel 64 close to the L-shaped push rod 61 is provided with a protrusion, and the polygonal sliding rod 63 is slidably connected in the inside of the protrusion, so as to rotate the polygonal sliding rod 63 and the worm wheel 64 by rotating the L-shaped push rod 61;

[0052] From the above, when the patient sits on the seat plate 1, first, the leg is lifted, then the handle 62 is held and pushed outwards, so that the worm wheel 64 abuts against the worm 55, and then the leg binding mechanism 5 is pushed out of the T-shaped groove 11 by pushing the worm 55, and is displayed on the outside of the seat plate 1, then the L-shaped push rod 61 is pulled out to the left and right sides of the seat plate 1, so that the L-shaped push rod 61 moves to the outside of the open groove 13, finally the L-shaped push rod 61 is rotated, so that the worm wheel 64 is engaged with the worm 55, and finally the L-shaped push rod 61 is repeatedly shaken to control the worm wheel 64 to rotate the worm 55, so as to control the leg binding mechanism 5 to work.

[0053] Specifically, please refer to Figures 7-10The leg binding mechanism 5 comprises a limiting rod 51 slidably connected in the sliding groove 17, a magnet 2 is arranged on the front end of the limiting rod 51 and magnetically attracted to the magnet 1, the attraction force between the magnet 2 and the magnet 1 is greater than the gravity of the leg binding mechanism 5, so that when the seat plate 1 is vertically placed, the leg binding mechanism 5 will not slide to the outside of the seat plate 1 by its own gravity, the rear end of the limiting rod 51 extends into the T-shaped groove 11 and is provided with a convex mounting plate 52 slidably connected in the T-shaped groove 11, the convex mounting plate 52 is similar to the outer surface of a large disc connected with a small disc, and the straight gear 541 is arranged on the inner side of the small disc to facilitate the rotation control of the straight gear 541;

[0054] Specifically, please refer to Figures 8-9 The upper end of the convex mounting plate 52 is provided with a reverse convex through groove 521 penetrating the lower end of the convex mounting plate 52, that is, the diameter of the bottom of the reverse convex through groove 521 is smaller than the diameter of the top, and the diameter of the bottom of the reverse convex through groove 521 is equal to the inner diameter of the rotating ring 57, so that the patient can put his legs through the leg binding mechanism 5, and the leg binding mechanism 5 is sleeved on the outside of the patient's legs, the inner surface of the reverse convex through groove 521 is provided with an installation groove four 522 which is the same in shape as the convex mounting plate 52 but different in size, the bottom wall of the installation groove four 522 is provided with the straight gear 541 and the rotating ring 57, the straight gear 541 is rotatably connected to the inner side of the convex mounting plate 52, the axis of the rotating ring 57 is on the same vertical line as the axis of the reverse convex through groove 521, the upper end of the straight gear 541 is provided with a rotating rod 54, the upper end of the rotating rod 54 penetrates the upper end surface of the convex mounting plate 52 and is provided with a worm 55, the outer surface of the rotating ring 57 is uniformly provided with a plurality of gear teeth 571 meshing with the straight gear 541, so that the rotating rod 54 drives the straight gear 541 to rotate, and the straight gear 541 controls the rotation of the resisting plate 71 through the meshing with the gear teeth 571, the upper end of the rotating ring 57 is provided with a flat spiral strip 572, the specific shape of the flat spiral strip 572 can refer to mosquito-repellent incense, so as to extrude and push the moving block 564 to move towards the axis of the rotating ring 57;

[0055] Specifically, please refer to Figure 10The inner surface of the inverted convex through slot 521 is provided with a mounting ring 53, the outer side of the lower end of the mounting ring 53 is provided with a mounting groove five 531, the top wall of the mounting groove five 531 is uniformly provided with three U-shaped limiting plates 532, which are used to limit the moving direction of the moving block 564, so that the moving block 564 can only move along the axial direction of the rotating ring 57 to push the arc-shaped plate 56 to clamp the patient's leg, the inner surface of the mounting ring 53 is uniformly provided with three arc-shaped plates 56, and the adjacent two arc-shaped plates 56 are both provided with an elastic rope 561, the three arc-shaped plates 56 and the three elastic ropes 561 together form a closed ring to facilitate the restraint of the patient's leg, the elastic rope 561 is always in a tight and stretched state to facilitate the restraint of the patient's leg, reduce the return of venous blood, thereby reducing the pressure on the heart, and further reducing the discomfort of the patient when the disease occurs, the lower end of the three arc-shaped plates 56 is provided with a moving block 564 which is slidingly connected to the inner side of the opening of the U-shaped limiting plate 532, and the side of the lower end of the moving block 564 away from the arc-shaped plate 56 is provided with two moving plates 565 which are slidingly connected to the inner side of the planar spiral strip 572, that is, the moving plate 565 is tightly attached to the side wall of the planar spiral strip 572, so that the moving plate 565 slowly moves towards the axial direction of the rotating ring 57 along with the rotation of the rotating ring 57 and the planar spiral strip 572 to press the patient's leg;

[0056] Specifically, the center of the three arc-shaped plates 56 is on the same vertical line as the center of the mounting ring 53 and the rotating ring 57, that is, there is a cylindrical slot on the inner side of the leg restraint mechanism 5 for the leg to pass through, so as to facilitate the leg restraint mechanism 5 to be sleeved outside the patient's leg;

[0057] As can be seen from the above, when the rocking L-shaped push rod 61 is used to control the rotation of the worm gear 64, the worm gear 64 will drive the meshing worm 55 to control the rotation of the rotating rod 54 and the spur gear 541, and then the rotating rod 54 will control the rotation of the rotating ring 57 and the planar spiral strip 572 through the meshing of the gear teeth 571, so as to press and push the moving block 564 to move towards the axial direction of the rotating ring 57, drive the arc-shaped plate 56 to clamp the patient's leg, reduce the return of venous blood, and reduce the pressure on the heart.

[0058] Therefore, the specific embodiment of the present embodiment is:

[0059] When the worm gear 64 is pushed by the L-shaped push rod 61 to mesh with the worm 55, the L-shaped push rod 61 is controlled to be flipped again, so that the worm gear 64 drives the worm 55, the rotating rod 54 and the spur gear 541 to rotate, and then the rotating rod 54 controls the rotation of the rotating ring 57 and the planar spiral strip 572 through the meshing of the gear teeth 571, so as to press and push the moving block 564 to move towards the axial direction of the rotating ring 57;

[0060] After the above operation ends, the L-shaped push rod 61 is pulled back through the handle 62 to separate the worm wheel 64 from the worm 55, and then the L-shaped push rod 61 is flipped to the initial state, and then the worm wheel 64 is pushed again to engage with the worm 55, and then the above steps are repeated until the arc-shaped plate 56 cooperates with the elastic rope 561 to clamp the patient's leg, so as to reduce the venous blood reflux of the patient's leg.

[0061] The basic principles and main features of the present application and the advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A heart failure patient emergency device comprising a seat (1), characterized in that: The rear end left part and the rear end right part of the seat plate (1) are both provided with a T-shaped groove (11), the front side inner wall middle part of the two T-shaped grooves (11) is provided with a sliding groove (17), the front side inner wall of the two sliding grooves (17) is provided with a magnet one, the inside of the two T-shaped grooves (11) is provided with a leg binding mechanism (5), and the left part and the right part of the seat plate (1) are both provided with a control mechanism (6) for pushing the leg binding mechanism (5) out of the T-shaped groove (11). The leg binding mechanism (5) comprises a limiting rod (51) which is slidingly connected in the sliding groove (17), the front end of the limiting rod (51) is provided with a magnet two which is mutually attracted with the magnet one, the rear end of the limiting rod (51) extends into the T-shaped groove (11) and is provided with a convex mounting plate (52) which is slidingly connected in the T-shaped groove (11), the upper end middle part of the convex mounting plate (52) is provided with a reverse convex-shaped through groove (521) which penetrates the lower end of the convex mounting plate (52), the inner surface middle part of the reverse convex-shaped through groove (521) is provided with an installation groove four (522) which is the same in shape with the convex mounting plate (52) but different in size, the bottom wall of the installation groove four (522) is provided with a straight gear (541) and a rotating ring (57), the upper end middle part of the straight gear (541) is provided with a rotating rod (54), the upper end of the rotating rod (54) penetrates the upper end surface of the convex mounting plate (52) and is provided with a worm (55), the outer surface of the rotating ring (57) is uniformly provided with a plurality of gear teeth (571) which are engaged with the straight gear (541), and the upper end outer side of the rotating ring (57) is provided with a planar spiral strip (572). The inner surface upper part of the reverse convex-shaped through groove (521) is provided with an installation ring (53), the lower end outer side of the installation ring (53) is provided with an installation groove five (531), the top wall of the installation groove five (531) is uniformly provided with three U-shaped limiting plates (532), the inner surface of the installation ring (53) is uniformly provided with three arc-shaped plates (56), elastic rope belts (561) are arranged between every two adjacent arc-shaped plates (56), the lower end middle part of the three arc-shaped plates (56) is provided with a moving block (564) which is slidingly connected to the inner side of the opening of the U-shaped limiting plate (532), and the lower end of the moving block (564) is provided with two moving plates (565) which are slidingly connected to the inner side of the planar spiral strip (572) and are away from the arc-shaped plate (56). The rear end left part and the rear end right part of the seat plate (1) are both provided with an empty groove (12), the bottom wall middle part of the two empty grooves (12) is provided with an opening groove two (14) for sliding the rotating rod (54), the middle part of the side wall of the two empty grooves (12) which are away from each other is provided with an opening groove one (13) which penetrates the side wall of the seat plate (1), and the middle part of the side wall of the two empty grooves (12) which are close to each other is provided with a limiting groove (16). The control mechanism (6) comprises a worm gear (64) slidably connected inside the hollow groove (12), and the rear part of the outer surface of the worm gear (64) is engaged with the worm (55), the left and right outer end walls of the worm gear (64) are respectively provided with a Z-shaped sliding plate (65) slidably connected inside the limiting groove (16) for limiting the position of the worm gear (64) and an L-shaped push rod (61) slidably connected inside the open groove (13), and the outer surface of the L-shaped push rod (61) away from the worm gear (64) is provided with a handle (62) extending to the outside of the open groove (13).

2. The heart failure patient emergency device of claim 1, wherein: The centers of the three arc-shaped plates (56) and the centers of the mounting ring (53) and the rotating ring (57) are located on the same vertical line.

3. The heart failure patient emergency device of claim 1, wherein: The elastic rope (561) is always in a tight and stretched state.

4. The heart failure patient emergency device of claim 1, wherein: The end of the horizontal part of the L-shaped push rod (61) close to the worm gear (64) is provided with a polygonal sliding rod (63) slidably connected on the worm gear (64) for controlling the rotation of the worm gear (64).

5. The heart failure patient emergency device of claim 1, wherein: The front end of the seat plate (1) is provided with an L-shaped support (7), the upper part of the end of the vertical part of the L-shaped support (7) close to the seat plate (1) is provided with a supporting back plate (71), and the front end of the seat plate (1) is provided with a backrest (2) closely attached to the back plate (71).

6. A heart failure patient emergency device according to claim 5, characterized in that: The back plate (71) is in an inclined state.

7. The heart failure patient emergency device of claim 1, wherein: The lower end left part and the lower end middle part of the seat plate (1) are respectively provided with two butt joints (18) and butt joints (19), the upper parts of the left and right outer end walls of the seat plate (1) are respectively provided with mounting grooves (15), the inner walls of the sides of the two mounting grooves (15) close to each other are jointly provided with a mounting groove (2), and the mounting groove (2) and the two mounting grooves (15) are respectively jointly provided with a supporting leg (3) and a supporting leg (4), the vertical part of the supporting leg (3) is provided with an insertion groove (31) penetrating through the left and right outer end walls, and the vertical part of the supporting leg (4) is slidably connected in the insertion groove (31).

8. A heart failure patient emergency device according to claim 7, characterized in that: The lower part of the end of the supporting leg (3) close to the supporting leg (4) is provided with an insertion groove (32), the middle part of the end of the supporting leg (4) close to the supporting leg (3) is provided with a mounting groove (41), the inside of the mounting groove (41) is provided with an elastic telescopic rod (42), and the end of the elastic telescopic rod (42) away from the mounting groove (41) is slidably connected in the insertion groove (32).

9. A heart failure patient emergency device according to claim 8, characterized in that: In the non-working state, the supporting leg (3) and the supporting leg (4) are respectively slidably connected in the two mounting grooves (15) and the mounting groove (2); In the working state, the supporting leg (3) and the supporting leg (4) are respectively slidably connected in the butt joint (18) and the butt joint (19).

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