CN111956403B - Intracardiac branch of academic or vocational study first aid transfer device - Google Patents

Abstract

The invention discloses a cardiology emergency transport device; it comprises a first frame rod and a second frame rod symmetrically arranged on both sides; a support plate is arranged between the first frame rod and the second frame rod; A connecting mechanism is arranged between the poles, and the first pole is connected with a central pole through the connecting mechanism; a connecting mechanism is arranged between the second poles, and the second pole is connected with the center through the connecting mechanism A frame rod; an air bag is arranged above the support plate; a bottom box is arranged below the center frame rod, and a driving mechanism is arranged in the bottom box, and the driving mechanism is drivingly connected with a first auxiliary driving mechanism and a second auxiliary driving mechanism ; The ends of the first frame rod and the second frame rod are provided with handles; the position of the first frame rod close to the handle is provided with a control box; , it is convenient to increase the rescue speed in different environments, reduce the vibration during transportation, and improve the rescue speed.

Description

A cardiology emergency transport device

technical field

The invention belongs to the field of emergency transport equipment, in particular to a cardiology emergency transport device.

Background technique

Cardiology, namely cardiovascular medicine, is a clinical department set up by major internal medicine departments of hospitals at all levels for the diagnosis and treatment of cardiovascular and vascular diseases. The diseases treated include angina pectoris, hypertension, sudden death, arrhythmia, heart failure, premature beats, arrhythmia, Cardiovascular diseases such as myocardial infarction, cardiomyopathy, myocarditis, acute myocardial infarction, etc.

Due to the onset of cardiology-type diseases, extra caution is required during the transfer process, but it is inevitable to shake during the transfer. This shaking will aggravate the deterioration of the disease. In mild cases, it will aggravate the disease, and in severe cases, it will cause the patient to suffer. Direct death greatly increases the psychological burden and risks of doctors; the existing transfer devices are generally hospital stretchers, which are inconvenient to use in some old residential buildings, and inconvenient to go up and down the stairs; in the field or mountain rescue Inconvenience of movement has brought a lot of trouble to medical staff and increased the risk of delayed treatment.

Chinese Patent Application No. 201820795742.1 discloses a medical emergency transfer chair, which includes a base, a telescopic support frame, a shock-absorbing plate, a seat and a chair back; a telescopic support frame is provided on the top of the base, and a shock-absorbing plate is provided on the top of the telescopic support frame to reduce shock absorption. The board is connected with the seat through a shock-absorbing spring, and the seat is hinged with the seat back; the bottom of the base is provided with a universal wheel, and the base is also provided with a telescopic hand lift rod, a telescopic foot pedal, and a square groove for placing the telescopic foot pedal; There are telescopic cylinders on both sides of the seat, the other end of the telescopic cylinder is hinged with the two sides of the seat back through a telescopic rod, armrests are arranged on both sides of the seat, control switches are arranged on the armrests, and one side of the seat is provided with an integrated sliding plate. The top of the chute is slidably connected with a telescopic infusion rod, the top of the telescopic infusion rod is detachably provided with an infusion hook, and a push-pull handle is also provided on the back of the chair.

Although the above technical solution is provided with rollers, it is extremely inconvenient in rescue in the wild or on walking stairs, which increases the difficulty of rescue.

Chinese Patent Application No. 201320347927.3 discloses a slidable medical emergency transport stretcher car, including: a stretcher bar, a semi-recumbent support frame, a soft material for carrying people, an upper leg support, a lower leg support, a universal wheel, and an infusion stand , the main body of the stretcher, the manned board, the movable guardrail, the lateral guide rail and the longitudinal guide rail; the upper supports of the four legs are fixedly connected to the front and rear sides of the stretcher main body through pins, and the upper part is provided with a semi-recumbent support frame There are two longitudinal guide rails on both sides of the main body of the stretcher, one transverse guide rail at each end of the man-carrying board, and a man-carrying soft substance is arranged above the man-carrying board.

The above technical solution is in the form of a traditional stretcher, which requires at least two people to lift and rescue at the same time, which is not conducive to rescue in a narrow space and special environment.

SUMMARY OF THE INVENTION

In view of the deficiencies of the prior art, the purpose of the present invention is to provide a cardiology emergency transport device, which has a flexible structure and multiple adjustment modes, which is convenient to increase the rescue speed in different environments, reduce the vibration during transportation, and improve the rescue speed. .

The present invention provides the following technical solutions:

A cardiology emergency transport device; comprising a first frame rod and a second frame rod symmetrically arranged on both sides; a support plate is arranged between the first frame rod and the second frame rod; There is a connecting mechanism between the first frame rods, and the first frame rod is connected with the center frame rod through the connection mechanism; a connection mechanism is arranged between the second frame rods, and the second frame rod is connected with the center frame rod through the connection mechanism; An airbag is arranged above the support plate; a bottom box is arranged below the center frame rod, and a driving mechanism is arranged in the bottom box, and the driving mechanism is drivingly connected with a first auxiliary driving mechanism and a second auxiliary driving mechanism; The ends of the first frame rod and the second frame rod are provided with handles; the position of the first frame rod close to the handle is provided with a control box; the control box controls the connection drive mechanism;

The first rotating shaft and the second rotating shaft of the connecting mechanism are both arranged inside the first frame rod and are rotatably connected with the first frame rod; the first shaft is provided with a second shaft. A gear, the second shaft is provided with a second gear, the first gear and the second gear are meshed with each other; the outer side wall of the first gear is connected with a connecting rod, and the other end of the connecting rod is connected with the center frame rod; One end of the second gear is provided with a lock pin, and the lock pin penetrates the first frame rod and the first gear to lock the first gear; the first frame rod is rotatably connected with the central rod through a connecting mechanism;

A strap is connected below the first frame rod and the second frame rod, one side of the strap is provided with a bandage, and an end of the bandage is provided with a Velcro.

Preferably, there are two sets of the first auxiliary row mechanism and the second auxiliary row; the two sets of first auxiliary row mechanisms are symmetrically arranged on the left and right sides of the bottom box, and the two sets of second auxiliary row mechanisms are symmetrically arranged on the bottom box the left and right sides of the first auxiliary drive mechanism; the first drive shaft of the first auxiliary drive mechanism, the left and right ends of the first drive shaft are connected with a third support rod, and the third support rod is rotatably connected with the first drive shaft through bearings; so The other end of the third support rod is rotatably provided with a large wheel.

Preferably, the driving mode of the second auxiliary driving mechanism is the same as that of the first auxiliary driving mechanism; the second auxiliary driving mechanism includes a second support rod, one end of the second support rod is rotatably connected with the first support rod, and the second support rod The other end of the rod is rotatably connected with a large runner; the other end of the first support rod is rotatably connected with a second drive shaft, and the second drive shaft is arranged inside the bottom box; the second drive shaft is also connected with a A fourth support rod, the other end of the fourth support rod is rotatably connected with the first drive shaft.

Preferably, a support rod is provided at the center of one side of the large runner, and a double-row gear is provided at the center of the support rod. The double-row gear is provided with a first sprocket and a second sprocket. The first sprocket The other end of the shaft is connected with a third rotating shaft through a gear, the end of the third rotating shaft is connected with a first connecting rod, and the other end of the first connecting rod is connected with a first small wheel.

Preferably, the other end of the second sprocket is connected with a fourth rotating shaft through a gear, the end of the fourth rotating shaft is connected with a second connecting rod, and the other end of the second connecting rod is connected with a second small wheel .

Preferably, a first motor is provided inside the bottom box, the first motor drives a first drive shaft to rotate through a gear, and both ends of the first drive shaft are rotatably connected to the second support rod through bearings.

Preferably, a second motor is provided inside the bottom box, the second motor drives a second drive shaft to rotate through a gear, and both ends of the second drive shaft are rotatably connected to the first support rod through bearings.

Preferably, the control box is connected to the first motor and the second motor through conduction.

Preferably, the bottom plate is made of soft material or hard material, the soft material is non-woven fabric, and the hard material is stainless steel plate.

When the rescue is carried out on the flat ground, the patient can be tilted on the pallet. If it needs to be transported and replaced, the first method is: through the connection structure set by the first pole and the center pole, Pull the first frame rod and the second frame rod in the same direction, mesh with the second gear through the first gear, adjust the first frame rod to an appropriate angle, and lock the device with the second gear through the set lock pin. Fix, at this time, the device forms a "U"-shaped structure, allowing the patient to sit in the "U"-shaped groove formed by the first frame rod and the center frame rod, and then pass the first frame rod and the second frame rod. Bandages are used to fix the patient's body to prevent the patient from falling off and falling; finally, through the straps set on the first pole and the second pole, the patient is carried on his shoulders, and the patient is quickly and safely sent down the stairs.

The second way is to alternately rotate the patient through the large runner and the small runner through the set first auxiliary mechanism and the first auxiliary mechanism, and push the patient from the step ladder to the downstairs; The control box controls and drives the first motor and the second motor to go up and down the stairs; the first motor drives the first shaft, and both ends of the first shaft are connected with a first chain and a second chain, and further drive, the first link and the second The connecting rod rotates in the same direction and at the same speed; when the first pinion tower goes up the steps, the second pinion is in a suspended state, and the runner contacts the flat ground to play a supporting role. When the second pinion touches the ground, the large turn The wheel lifts off the ground; the first link continues to rotate, and the large runner is sent to the step. During this process, the first small wheel plays a supporting role on the step. When the center of gravity of the large runner is transferred to the step, the first The second small wheel retracts with the rotation of the second connecting rod; at this time, the second motor drives the large runner of the first auxiliary mechanism of the second drive shaft to keep rolling, and follows the device as a whole; The second link continues to rotate to 360° and returns to the initial position. At this time, the climbing of one step is completed, which is a complete climbing step; when the large runner of the first auxiliary mechanism touches the step, due to the When the center changes, the first support rod and the second support rod are driven by the second motor to make appropriate rotation and angle adjustment, keep the second support rod always perpendicular to the ground, and repeat the above actions to complete the climbing of the first auxiliary mechanism; This is a complete climbing process. Repeated actions can complete climbing and overcoming obstacles; the descending step is the opposite of the sub-step movement process.

Through the above method of climbing or descending, when rescue is carried out in the wild or in the mountains, the physical strength of medical staff can be saved. , save the physical strength of medical staff.

Preferably, in the process of climbing or descending, in order to increase the mechanical speed of the lifting device and prevent the first link and the second link from colliding with each other or getting stuck, the rescue speed is further improved; the first link The length of the connecting rod and the second connecting rod is D1; the length of the support rod is D2. During the rotation of the first connecting rod and the second connecting rod, the collision with the support rod is prevented, and the value range of D2 is 175-190mm. The value range of D2 is 115-130mm, and the radius r of the small runner satisfies: r=δ·(D2-D1); δ is the error adjustment coefficient, and the value range is 0.95-1.05.

When the device is in Shangluo or going downstairs, the horizontal distance L1 between the centers of the front and rear large runners is the width w of n steps; the vertical distance L2 between the centers of the front and rear two large runners is the height of n steps h; n must satisfy the motion stability of the device and the total length of the first auxiliary mechanism and the second auxiliary mechanism. The larger the value of n, the smaller the rise of the center of gravity of the single-step upstairs movement, and the operation is stable, but it takes a long time. the total length of the device, the flexibility of the video device; the smaller the n, the greater the rise of the center of gravity of the single-step upstairs movement, the greater the swing, the smaller the total length, and the higher the degree of flexibility. n satisfies the relationship: n= L1/w= L2/h; the value range of n is greater than or equal to 1 and less than or equal to 3, and n is an integer; L1 and L2 are in mm.

Preferably, the length of the first support rod is S1, and the length of the fourth support rod is the same as S2; in order to improve the stability of the device during operation, effectively reduce the center of gravity, reduce the swing amplitude, and reduce the patient's ground clearance Distance, S1 satisfies the following relationship: S1=ф•(2h ² +(2w-S2) ² ) ^1/2 ; S1 and S2 are in mm; ф is the height compensation coefficient during the operation of the device, and the value range is 0.93 -1.09; During the actual operation, the height difference between the front and rear large runners is compensated in real time to increase the safety and stability of the transportation process.

Compared with the prior art, the present invention has the following beneficial effects:

(1) The present invention is a cardiology emergency transfer device, which can be adjusted flexibly. Through the connection structure provided by the first frame rod and the center frame rod, the first frame rod and the second frame rod are pulled in the same direction, and the first frame rod and the second frame rod are moved in the same direction. The second gear is engaged, the first rod is adjusted to an appropriate angle, and the device is fixed by locking the provided lock pin with the second gear. At this time, the device forms a "U"-shaped structure, allowing the patient to sit on the In the "U"-shaped groove formed by the first frame bar and the center frame bar, the patient's body is fixed by the bandages set on the first frame bar and the second frame bar to prevent the patient from falling off and falling; The straps set on the pole and the second pole carry the patient on their shoulders, and transport the patient down the stairs quickly and safely.

(2) The present invention is a cardiology emergency transport device. By climbing or descending the first auxiliary mechanism and the second auxiliary mechanism, when rescue is carried out in the wild or in the mountains, the physical strength of medical staff can be saved, and the physical strength of medical staff can be saved by large The cooperation of the runner and the small runner can complete the climbing on steps and small rocks, improve the rescue rate and save the physical strength of medical staff.

(3) The present invention is a cardiology emergency transport device. By arranging an airbag on the support plate, it is convenient to carry out rescue in water. When rescue in water, only the bottom box needs to be removed, and the operation is convenient.

(4) The present invention is a cardiology emergency transport device. By limiting the relationship between the radius of the small wheel and the first connecting rod and the second connecting rod, the mechanical speed of the device is improved to prevent the first connecting rod and the second connecting rod from colliding with each other. Or in the case of a stuck, there is a further increase in the rescue rate.

(5) An emergency transfer device for cardiology of the present invention, by limiting the horizontal distance between the centers of the front and rear two large runners, the vertical distance between the centers of the two large runners, and the relationship between the height and width of the stairs , During the operation, it increases the stability, lowers the center of gravity of the device, reduces the shaking feeling of the patient, and improves the rescue effect.

(6) The present invention is a cardiology emergency transport device. By defining the relationship between the length of the first support rod and the fourth support rod and the height and width of the stairs, the height difference formed by the device can be effectively compensated, and the operation process of the device can be improved. It can effectively reduce the center of gravity, reduce the swing amplitude, and reduce the patient's ground clearance; further increase the safety performance and stability.

(7) The present invention is a cardiology emergency transport device, which has a flexible structure and a small volume, and is not limited by the size of the stairs when carrying out rescue.

Description of drawings

In order to explain the technical solutions of the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings used in the embodiments. It should be understood that the following drawings only show some embodiments of the present invention, and therefore do not It should be regarded as a limitation of the scope, and for those of ordinary skill in the art, other related drawings can also be obtained according to these drawings without any creative effort.

FIG. 1 is an overall schematic view of the present invention.

FIG. 2 is a schematic diagram of the folded structure of the present invention.

Fig. 3 is a front view of the folded structure of the present invention.

FIG. 4 is a schematic diagram of the auxiliary driving mechanism of the present invention.

FIG. 5 is a partial enlarged schematic view of the auxiliary driving mechanism of the present invention.

FIG. 6 is a schematic diagram of the connection structure of the present invention.

Fig. 7 is a side view of the connecting structure of the present invention.

FIG. 8 is a schematic diagram of the internal driving structure of the bottom box of the present invention.

FIG. 9 is a schematic diagram of the descending process of the present invention.

In the figure: 1, the first frame rod; 2, the pallet; 3, the air bag; 4, the connecting mechanism; 5, the bottom box; 6, the first auxiliary mechanism; 7, the second auxiliary mechanism; 8, the control box; 9, handle; 10, strap; 11, bandage; 12, the first drive shaft; 13, the second drive shaft; 14, the first support rod; 15, the second support rod; 16, the third support rod; 17, the first Four support rods; 18, the first chain; 19, the first motor; 20, the second chain; 21, the second motor; 101, the second frame rod; 102, the center frame rod; 401, the first shaft; 402, the first Second shaft; 403, first gear; 404, second gear; 405, connecting rod; 406, locking pin; 701, large wheel; 702, strut; 703, third shaft; 704, fourth shaft; 705, The first connecting rod; 706, the first small wheel; 707, the second connecting rod; 708, the second small wheel.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Example 1:

As shown in Figures 1, 6, and 7, a cardiology emergency transport device includes a first pole 1 and a second pole 101 symmetrically arranged on both sides; the first pole 1 and the second pole 101 A support plate 2 is arranged between them; a connection mechanism is arranged between the first frame rods 1 , and the first frame rod 1 is connected with a central frame rod 102 through the connection mechanism; the second frame rods 101 are provided with A connecting mechanism, the second frame rod 101 is connected with a central frame rod 102 through the connecting mechanism; an air bag 3 is arranged above the support plate 2; a bottom box 5 is arranged below the central frame rod 102, and the bottom box 5 There is a driving mechanism inside, and the driving mechanism is drivingly connected with the first auxiliary driving mechanism 6 and the second auxiliary driving mechanism 7; the ends of the first frame rod 1 and the second frame rod 101 are provided with handles 9; the first frame The position of the rod 1 close to the handle 9 is provided with a control box 8; the control box 8 controls the connection drive mechanism;

The first rotating shaft 401 and the second rotating shaft 402 of the connecting mechanism, the first rotating shaft 401 and the second rotating shaft 402 are arranged inside the first frame rod 1 and are rotatably connected with the first frame rod 1; A rotating shaft 401 is provided with a first gear 403, and the second rotating shaft 402 is provided with a second gear 404. The first gear 403 and the second gear 404 mesh with each other; the outer side wall of the first gear 403 is connected with a connecting rod 405, so The other end of the connecting rod 405 is connected with the center frame rod 102; one end of the second gear 404 is provided with a lock pin 406, and the lock pin 406 penetrates the first frame rod 1 and the first gear 403 to lock the first gear 403; The first frame rod 1 is rotatably connected with the central rod through a connecting mechanism;

When the rescue is carried out on the flat ground, the patient can be tilted and lie on the pallet 2. If it is necessary to transport and replace the downstairs walking ladder, the first method: through the first frame rod 1 and the center frame rod 102. Connecting mechanism 4, the first frame rod 1 and the second frame rod 101 are pulled in the same direction, and the first gear 403 and the second gear 404 are engaged, and the first frame rod 1 is adjusted to an appropriate angle, through the set lock pin 406 The device is locked with the second gear 404 to fix the device. At this time, the device forms a "U"-shaped structure, allowing the patient to sit in the "U"-shaped groove formed by the first frame rod 1 and the center frame rod 102. Then, the patient's body is fixed by the bandages 11 provided on the first frame bar 1 and the second frame bar 101 to prevent the patient from falling off and falling; Carry the patient down the stairs quickly and safely with the patient on their shoulders.

Embodiment 2:

As shown in FIGS. 2-5 , on the basis of Embodiment 1, a strap 10 is connected to the lower part of the first frame rod 1 and the second frame rod 101 , and a bandage 11 is provided on one side of the strap 10 ; the bandage 11 Velcro is provided at the end of the bottom box; the first auxiliary mechanism 6 and the second auxiliary mechanism are provided with two groups; the two groups of first auxiliary mechanism 6 are symmetrically arranged on the left and right sides of the bottom box 5, and the two groups of second The auxiliary travel mechanism 7 is symmetrically arranged on the left and right sides of the bottom box 5; the first auxiliary travel mechanism 6 has a first drive shaft 12, and the left and right ends of the first drive shaft 12 are connected with third support rods 16. The three support rods 16 are rotatably connected with the first drive shaft 12 through bearings; the other end of the third support rod 16 is rotatably provided with a large wheel 701 .

The driving mode of the second auxiliary travel mechanism 7 is the same as that of the first auxiliary travel mechanism 6; the second auxiliary travel mechanism 7 includes a second support rod 15, and one end of the second support rod 15 is rotatably connected with the first support rod 14, The other end of the second support rod 15 is rotatably connected with a large wheel 701 ; the other end of the first support rod 14 is rotatably connected with a second drive shaft 13 , and the second drive shaft 13 is arranged inside the bottom box 5 ; The second drive shaft 13 is also connected with a fourth support rod 17 , and the other end of the fourth support rod 17 is rotatably connected with the first drive shaft 12 .

A support rod 702 is provided at the center of one side of the large runner 701, and a double-row gear is provided at the center of the support rod 702. The double-row gear is provided with a first sprocket and a second sprocket. The first sprocket The other end of the first connecting rod 703 is connected with a third rotating shaft 703 through a gear, the end of the third rotating shaft 703 is connected with a first connecting rod 705, and the other end of the first connecting rod 705 is connected with a first small wheel 706.

The other end of the second sprocket is connected with a fourth rotating shaft 704 through a gear, the end of the fourth rotating shaft 704 is connected with a second connecting rod 707, and the other end of the second connecting rod 707 is connected with a second small connecting rod. Wheel 708; the bottom box 5 is provided with a first motor 19, the first motor 19 drives the first drive shaft 12 to rotate through gears, and both ends of the first drive shaft 12 pass through the second support rod 15 The bearings are rotatably connected; the bottom box 5 is provided with a second motor 21 , the second motor 21 drives the second drive shaft 13 to rotate through gears, and both ends of the second drive shaft 13 are connected to the first support rod 14 The control box 8 is connected with the first motor 19 and the second motor 21 through conduction; the bottom plate is made of soft material or hard material, the soft material is non-woven fabric, and the hard material is Stainless steel plate.

As shown in FIG. 8 , the patient is rotated alternately through the large runner 701 and the small runner through the first auxiliary walking mechanism 6 and the first auxiliary walking mechanism 6 , and the patient is pushed from the step ladder to the downstairs; here During the process, the first motor 19 and the second motor 21 are controlled and driven by the control box 8 to go up and down the stairs; the first motor 19 drives the first shaft 401, and both ends of the first shaft 401 are connected with the first chain 18 and the second chain. 20. Further drive, the first link 705 and the second link 707 rotate in the same direction and at the same speed; when the first small wheel 706 towers up the steps, the second small wheel 708 is in a suspended state, and the runner contacts the flat ground, It plays a supporting role. When the second small wheel 708 touches the ground, the large runner 701 is lifted off the ground; the first link 705 continues to rotate, and the large runner 701 is sent to the steps. During this process, the first small wheel 706 It plays a supporting role on the step. When the center of gravity of the large runner 701 is transferred to the step, the second small wheel 708 retracts with the rotation of the second link 707; at this time, the second motor 21 drives the second drive shaft 13 The large runner 701 of the first auxiliary driving mechanism 6 keeps rolling and moves forward with the device as a whole; when the first link 705 and the second link 707 continue to rotate to 360° and return to the initial position, at this time, a complete The climbing of the steps is a complete climbing step; when the large runner 701 of the first auxiliary mechanism 6 touches the steps, due to the change of the center of the device, the second motor 21 drives the first support rod 14 and the second Make proper rotation and angle adjustment of the support rod 15, keep the second support rod 15 always vertical to the ground, repeat the above actions to complete the climbing of the first auxiliary mechanism 6; this is a complete climbing process, and repeat the action to complete Climbing over obstacles; descending steps are the reverse of the sub-step movement process.

Through the above method of climbing or descending, when rescue is carried out in the wild or in the mountains, the physical strength of the medical staff can be saved. speed, saving the physical strength of medical staff.

Embodiment three:

As shown in FIG. 9 , on the basis of the first embodiment, a support rod 702 is provided at the center of one side of the large runner 701 , and a double-row gear is provided at the center of the support rod 702 , and the double-row gear is provided with The first sprocket and the second sprocket, the other end of the first sprocket is connected with a third rotating shaft 703 through a gear, the end of the third rotating shaft 703 is connected with a first connecting rod 705, and the other end of the first connecting rod 705 A first small wheel 706 is connected.

The other end of the second sprocket is connected with a fourth rotating shaft 704 through a gear, the end of the fourth rotating shaft 704 is connected with a second connecting rod 707, and the other end of the second connecting rod 707 is connected with a second small connecting rod. Wheel 708; the bottom box 5 is provided with a first motor 19, the first motor 19 drives the first drive shaft 12 to rotate through gears, and both ends of the first drive shaft 12 pass through the second support rod 15 The bearings are rotatably connected; the bottom box 5 is provided with a second motor 21 , the second motor 21 drives the second drive shaft 13 to rotate through gears, and both ends of the second drive shaft 13 are connected to the first support rod 14 The control box 8 is connected with the first motor 19 and the second motor 21 through conduction; the bottom plate is made of soft material or hard material, the soft material is non-woven fabric, and the hard material is Stainless steel plate; in the process of climbing or descending, in order to increase the mechanical speed of the device to prevent the first link 705 and the second link 707 from colliding with each other or getting stuck, the rescue speed is further improved; the first link 705 and the second link 707 The length of the connecting rod 705 and the second connecting rod 707 is D1; the length of the support rod 702 is D2. During the rotation of the first connecting rod 705 and the second connecting rod 707, the collision with the support rod 702 is prevented, and D2 The value range is 175-190mm, the value range of D2 is 115-130mm, the radius r of the small runner satisfies: r=δ·(D2-D1); δ is the error adjustment coefficient, and the value range is 0.95-1.05.

Embodiment 4

On the basis of the first embodiment, a back strap 10 is connected to the lower part of the first frame rod 1 and the second frame rod 101, and one side of the back strap 10 is provided with a bandage 11; the end of the bandage 11 is provided with a Velcro; There are two groups of the first auxiliary mechanism 6 and the second auxiliary mechanism; the two groups of the first auxiliary mechanism 6 are symmetrically arranged on the left and right sides of the bottom box 5, and the two groups of the second auxiliary mechanism 7 are symmetrically arranged at the bottom. The left and right sides of the box 5; the first drive shaft 12 of the first auxiliary drive mechanism 6, the left and right ends of the first drive shaft 12 are connected with third support rods 16, and the third support rod 16 is connected to the first drive shaft 12. The shaft 12 is rotatably connected by a bearing; the other end of the third support rod 16 is rotatably provided with a large runner 701; when the device is climbing or going downstairs, the horizontal distance L1 between the centers of the front and rear two large runners 701 is the width w of the n steps; the vertical distance L2 between the centers of the front and rear large runners 701 is the height h of the n steps; For the total length of the mechanism 7, the larger the value of n, the smaller the rise of the center of gravity of the single-step upstairs movement and the smooth operation, but the longer the total length of the device and the flexibility of the video device; the smaller the n, the higher the center of gravity of the single-step movement upstairs. The larger the amplitude, the larger the swing amplitude, the smaller the total length, and the higher the flexibility. n satisfies the relationship: n= L1/w= L2/h; the value range of n is greater than or equal to 1 and less than or equal to 3, and n is an integer; L1 and L2 are in mm.

The length of the first support rod 14 is S1, and the length of the fourth support rod 17 is the same as S2; in order to improve the stability of the device during operation, effectively reduce the center of gravity, reduce the swing amplitude, and reduce the patient’s ground clearance , S1 satisfies the following relationship: S1=ф•(2h ² +(2w-S2) ² ) ^1/2 ; S1 and S2 are in mm; ф is the height compensation coefficient during the operation of the device, the value range is 0.93- 1.09; During the actual operation, the height difference between the front and rear large runners 701 is compensated in real time to increase the safety and stability of the transportation process.

The device obtained through the above technical solution is a cardiology emergency transport device, which can be flexibly adjusted. Through the connection mechanism 4 provided by the first frame rod 1 and the central frame rod 102, the first frame rod 1 and the second frame are moved in the same direction. The rod 101 is meshed with the second gear 404 through the first gear 403, the first frame rod 1 is adjusted to an appropriate angle, and is locked with the second gear 404 through the provided locking pin 406, so that the device is fixed. The device forms a "U"-shaped structure, allowing the patient to sit in the "U"-shaped groove formed by the first frame bar 1 and the center frame bar 102, and then pass the bandage 11 set by the first frame bar 1 and the second frame bar 101 , to fix the patient's body to prevent the patient from falling off and falling; finally, through the straps 10 set on the first pole 1 and the second pole 101, the patient is carried on his shoulders, and the patient is quickly and safely sent down the stairs; The way of climbing or descending the first auxiliary mechanism 6 and the second auxiliary mechanism 7 can save the physical strength of medical staff when carrying out rescue in the wild or in the mountains. Through the cooperation of the large runner 701 and the small runner, it can be completed Climbing on steps and small rocks improves the rescue rate and saves the physical strength of medical staff; by setting the airbag 3 on the pallet 2, it is convenient to carry out rescue in the water, when rescue in the water, just remove the bottom box 5, which is convenient to operate; The relationship between the radius of the small wheel and the first link 705 and the second link 707 is limited, the mechanical speed of the device is improved, and the first link 705 and the second link 707 are prevented from colliding with each other or getting stuck, which can be further improved. Rescue rate; by limiting the horizontal distance between the circle centers of the front and rear two large runners 701 and the vertical distance between the circle centers of the front and rear two large runners 701 and the relationship between the height and width of the stair steps, increase the stability during operation The height difference formed by the device can be effectively compensated by limiting the relationship between the length of the first support rod 14 and the fourth support rod 17 and the height and width of the stairs. , improve the stability of the device during operation, effectively reduce the center of gravity, reduce the swing amplitude, and reduce the patient's distance from the ground; further increase the safety performance and stability; the structure is flexible and small in size. Limited by the size of the stairs.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes; all within the spirit and principle of the present invention, Any modification, equivalent replacement, improvement, etc. made should be included within the protection scope of the present invention.

Claims (4)

1. An emergency transfer device for cardiology; comprises a first frame rod (1) and a second frame rod (101) which are symmetrically arranged at two sides; the device is characterized in that a supporting plate (2) is arranged between the first frame rod (1) and the second frame rod (101); a connecting mechanism (4) is arranged between the first frame rods (1), and the first frame rods (1) are connected with a central frame rod (102) through the connecting mechanism (4); a connecting mechanism (4) is arranged between the second frame rods (101), and the second frame rods (101) are connected with a central frame rod (102) through the connecting mechanism (4); an air bag (3) is arranged above the supporting plate (2); a bottom box (5) is arranged below the central frame rod (102), a driving mechanism is arranged in the bottom box (5), and the driving mechanism is in driving connection with a first auxiliary mechanism (6) and a second auxiliary mechanism (7); the end parts of the first frame rod (1) and the second frame rod (101) are respectively provided with a handle (9); a control box (8) is arranged at the position of the first frame rod (1) close to the handle (9); the control box (8) is connected with the driving mechanism in a control way;

the connecting mechanism (4) comprises a first rotating shaft (401) and a second rotating shaft (402), and the first rotating shaft (401) and the second rotating shaft (402) are arranged inside the first rack rod (1) and are rotationally connected with the first rack rod (1); a first gear (403) is arranged on the first rotating shaft (401), a second gear (404) is arranged on the second rotating shaft (402), and the first gear (403) and the second gear (404) are meshed with each other; the outer side wall of the first gear (403) is connected with a connecting rod (405), and the other end of the connecting rod (405) is connected with the central frame rod (102); one end of the second gear (404) is provided with a lock pin (406), and the lock pin (406) penetrates through the first rack rod (1) and the first gear (403) to lock the first gear (403); the first frame rod (1) is rotatably connected with the central rod through a connecting mechanism (4);

a back belt (10) is connected to the lower parts of the first frame rod (1) and the second frame rod (101), and a bandage (11) is arranged on one side of the back belt (10); the end part of the bandage (11) is provided with a magic tape;

the first auxiliary traveling mechanism (6) and the second auxiliary traveling mechanism (7) are provided with two groups; two groups of first auxiliary mechanisms (6) are symmetrically arranged at the left side and the right side of the bottom box (5), and two groups of second auxiliary mechanisms (7) are symmetrically arranged at the left side and the right side of the bottom box (5); the first auxiliary traveling mechanism (6) comprises a first driving shaft (12), the left end and the right end of the first driving shaft (12) are both connected with a third supporting rod (16), and the third supporting rod (16) is rotatably connected with the first driving shaft (12) through a bearing; the other end of the third supporting rod (16) is rotatably provided with a large rotating wheel (701);

the second auxiliary running mechanism (7) is driven in the same way as the first auxiliary running mechanism (6); the second auxiliary mechanism (7) comprises a second supporting rod (15), one end of the second supporting rod (15) is rotatably connected with a first supporting rod (14), and the other end of the second supporting rod (15) is rotatably connected with a large rotating wheel (701); the other end of the first supporting rod (14) is rotatably connected with a second driving shaft (13), and the second driving shaft (13) is arranged in the bottom box (5); the second driving shaft (13) is also connected with a fourth supporting rod (17), and the other end of the fourth supporting rod (17) is rotatably connected with the first driving shaft (12);

a supporting rod (702) is arranged at the center of one side of the large rotating wheel (701), a double-row gear is arranged at the center of the supporting rod (702), a first chain wheel and a second chain wheel are arranged on the double-row gear, the other end of the first chain wheel is connected with a third rotating shaft (703) through a gear, the end part of the third rotating shaft (703) is connected with a first connecting rod (705), and the other end of the first connecting rod (705) is connected with a first small wheel (706); the other end of the second chain wheel is connected with a fourth rotating shaft (704) through a gear, the end part of the fourth rotating shaft (704) is connected with a second connecting rod (707), and the other end of the second connecting rod (707) is connected with a second small wheel (708);

the length of the first connecting rod and the length of the second connecting rod are D1; the length of the support rod is D2, the support rod is prevented from colliding with the support rod in the rotating process of the first connecting rod and the second connecting rod, the value range of D1 is 175-190mm, the value range of D2 is 115-130mm, and the radius r of the small rotating wheel meets the following requirements: r = δ · (D2-D1); delta is an error adjusting coefficient, and the value range is 0.95-1.05;

the horizontal distance L1 between the centers of the front and the rear large rotating wheels is the width w of n steps; the vertical distance L2 between the centers of the front and the rear large rotating wheels is the height h of n steps; n is required to meet the motion stability of the device and the total length of the first auxiliary traveling mechanism and the second auxiliary traveling mechanism, the larger the value of n is, the smaller the ascending amplitude of the gravity center of the single-step action of going upstairs is, the stable operation is realized, but the longer total length of the device is required, so that the flexibility of the device is influenced; the smaller n is, the larger the ascending amplitude of the gravity center of the single-step action of going upstairs is, the larger the swing amplitude is, the smaller the total length is, and the higher the flexibility is; n satisfies the relationship: n = L1/w = L2/h; n is an integer; l1, L2 units mm;

the length of the first supporting rod is S1, and the lengths of the fourth supporting rods are all S2; in order to improve the stability of the device in the operation process, effectively reduce the gravity center, reduce the swing amplitude and reduce the ground clearance of the patient, S1 satisfies the following relational expression: s1= phi. (2 h) ² +（2w-S2） ² ） ^1/2 (ii) a The units of S1 and S2 are mm; phi is a height compensation coefficient in the running process of the device, and the value range is 0.93-1.09; in the actual operation process, the height difference of the front and the rear large rotating wheels is compensated in real time, so that the safety and the stability in the conveying process are improved.

2. The first-aid transfer device for cardiology department according to claim 1, wherein a first motor (19) is disposed inside the bottom case (5), the first motor (19) drives a first driving shaft (12) to rotate through a gear, and both ends of the first driving shaft (12) are rotatably connected to the second supporting rod (15) through a bearing.

3. The emergency transfer device for cardiology department according to claim 2, wherein a second motor (21) is disposed inside the bottom case (5), the second motor (21) drives a second driving shaft (13) to rotate through a gear, and both ends of the second driving shaft (13) are rotatably connected to the first supporting rod (14) through a bearing.

4. An emergency transfer device according to claim 3, wherein the control box (8) is connected to the first motor (19) and the second motor (21) by electrical conduction.

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