CN214433157U - Push-button type rising-assisting device - Google Patents

Abstract

The utility model discloses a push-button helps device belongs to medical maintenance apparatus technical field. The lifting device comprises a bed body, a bed board system, a driving system, a transmission system and an auxiliary system. The whole bed board is connected together by a first bed board, a second bed board and a third bed board, and the bed board is flatly placed on the bed body after being unfolded. When the bed is used, the first bed board is lifted up by long pressing a lifting key on the side surface of the first bed board, and meanwhile, the third bed board is dropped down by pulling a wood bolt through the flexible rope; when the lifting assisting device is not needed, the first bed board descends by long pressing of a descending key on the side face of the first bed board, the flexible rope is loosened, the wooden bolt returns, the first bed board and the third bed board return to a flat state, the handrail is lifted through independent control of the keys, and the lifting assisting device assists in lifting. The utility model discloses a mechanical transmission, the device structure links up in order, and the installation is dismantled in the realization of accessible threaded bolt, lifts up the in-process at the bed board, need not artifical helping hand, is fit for old person and patient and uses, and the practicality is strong.

Description

Push-button type rising-assisting device

Technical Field

The utility model relates to a medical treatment maintenance apparatus technical field, more specifically say, relate to a push-button helps plays device.

Background

China has stepped into the elderly society, and with the development of the society, a great number of elderly people put forward higher and higher requirements on daily life quality, and people who care for the aged at home or in institutions want to have careful care and freedom of movement. The elderly are in bed for a long time, and the elderly need to continuously adjust the lying posture to relieve the shin bone, and hope to be capable of reading television, reading books and newspapers and the like when lying in bed. The elderly, the weak, also want to be able to help get up, etc. The home service in the market is extremely expensive and can be disappointed; the existing auxiliary product for the life of the old people is expensive, and the later maintenance brought by a complex structure also enables the popularization of the public and benefits the people. Therefore, the life and living auxiliary device which is simple to operate, stable in quality, low in price and convenient to maintain is urgently needed by the people so as to meet the basic life requirements.

For various reasons, China has a large number of patients, and some patients need to be treated in a sitting posture in the treatment process; some patients need to lie down for a long time and rest on the bed, and need to sit up when taking food and drinking water, so as to prevent the food and the drinking water from entering the trachea by mistake; hospitals also want patients to sit up to see the entertainment activities such as television and the like properly to eliminate the nervous psychology of patients to cooperate with treatment. However, at present, there is a device in a hospital that raises the whole bed board simply by a rocker, but the angle of the rocking of the hospital bed is very limited or there is no support for the patient to sit up, which cannot meet the requirement that the patient can sit up when the patient is treated.

Through search, the Chinese patent number ZL202020014242.7, the publication date of authorization is 12 months and 15 days in 2020, the name of the invention creation is as follows: a key-type automatic getting-up device comprises a bed body, a bed board system, a driving system, a transmission system and a limiting system. The whole bed board is connected together through a board axle hinge by a first bed board and a second bed board, can realize folding, and the whole bed board after the expansion is kept flat on the lathe bed. When the device is used, the second bed board is lifted up by long pressing a lifting key on the side surface of the second bed board, and meanwhile, the limiting block is driven to lift up; when the second bed board is not needed, the second bed board descends by long pressing the descending key on the side surface of the second bed board, and meanwhile, the limiting block is driven to fall down, and the second bed board returns to a flat state. However, the transmission system of the application uses the eccentric cam to adjust the foot bed plate, when the cam rotates and breaks down, the situation that the cam cannot be reset occurs, and the use safety of the cam cannot be guaranteed.

Disclosure of Invention

1. Technical problem to be solved by the utility model

In view of the inconvenience of getting up for patients and old people, and the problem of adaptation house life that current sick bed can not be fine, the utility model provides a push-button helps plays device. The utility model discloses can overcome the weak point of traditional daily life house, the utility model discloses stable in structure, easy maintenance need not very big strength during the use, laminating old man and patient's demand, and removable assecmbly is convenient for transport.

2. Technical scheme

In order to achieve the above purpose, the utility model provides a technical scheme does:

the utility model relates to a push-button type rising-assisting device, which comprises a bed body, a bed board system, a driving system and a transmission system; the bed board system comprises a first bed board, a second bed board and a third bed board, wherein the first bed board is movably connected with the second bed board, and the second bed board is movably connected with the third bed board; the bed board system is arranged on the bed body; the driving system is used for driving the first bed plate to lift up or fall down, and the transmission system is driven by the driving system to drive the third bed plate to lift up or fall down; the transmission system comprises a flexible rope, a tension spring, a pressure spring and a bolt; two ends of the tension spring are connected with the flexible ropes, and the other ends of the two flexible ropes are respectively connected with the wood bolt and the driving system; one end of the pressure spring is fixed at the lower part of the second bed plate, and the other end of the pressure spring is connected with the wood bolt; the wooden bolt is arranged at the lower end of the third bed board and can move along a certain direction.

Furthermore, the driving system comprises a supporting plate, a large mounting cover, a rocking block, a screw and a large motor, the supporting plate is arranged in a manner of being tightly attached to the first bed plate, the large motor is fixedly connected with the large mounting cover, and the large mounting cover is fixed on the lower side of the supporting plate; the output shaft of the large motor is connected with the screw, the rocking block is sleeved on the screw, and the threads of the rocking block and the screw are matched; the rocking block is connected with the bed body through a rocking rod shaft and can rotate around the rocking rod shaft.

Furthermore, the lower end of the bed body is fixedly connected with an upright post, the rocker shaft is arranged on the upright post through a unthreaded hole arranged at the lower end of the upright post, and two ends of the rocker shaft are in interference fit with the unthreaded hole at the lower end of the upright post.

Furthermore, the output shaft of the large motor is connected with the screw rod through a coupler; a lifting key and a descending key are installed on the side face of the first bed plate.

Furthermore, the transmission system also comprises a fixed knot, a pulley and a fixed plate; the fixing knot and the pulley are fixed on the lower side of the first bed plate, and the tension spring and the pressure spring are fixed on the second bed plate by the fixing plate; one end of the flexible rope close to the first bed board is fixed on the fixed knot and then is connected to the tension spring by bypassing the pulley.

Furthermore, the wooden bolt is arranged in the wooden buckle and moves back and forth in the wooden buckle; the wood button is fixed on the lower side of the bed body close to the third bed board; one end of the wood bolt is of a countersunk structure, and the wood bolt is in clearance fit with the wood button.

Furthermore, an auxiliary system is arranged at the joint of the second bed board and the third bed board, the auxiliary system comprises a rack, a gear, a small motor and a handrail, the rack is fixed inside the bed legs of the bed body, one end of the rack is connected with the bed legs, the other end of the rack is connected with the handrail, the small motor is fixed on the second bed board, the output shaft of the small motor is in interference fit with the gear, and the gear and the rack are in meshing transmission.

Furthermore, the small motor is arranged on the second bed board through a small mounting cover; the handrail is provided with a handrail lifting key and a handrail descending key which are electrically connected with the small motor.

Furthermore, the first bed plate and the second bed plate are connected through a back plate shaft, one end of the back plate shaft is provided with a shoulder, and the other end of the back plate shaft is provided with a thread and matched with a nut; the second bed board is connected with the third bed board through a foot board shaft, and the first bed board, the second bed board and the third bed board can be flatly placed on the bed body after being unfolded to form an integral bed board; the second bed board is provided with distance adjusting holes.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with existing well-known technique, have following beneficial effect:

(1) the utility model discloses a device convenient operation is helped to button, and the angle that the bed board lifted is decided to the revolution number of the length control motor output shaft that adopts the button time, can also realize the timely micro-adjustment of the button of short time, satisfies the various angle demands of user, has avoided loaded down with trivial details operation to user's restriction.

(2) The utility model discloses a key-type helps and plays device structure succinctly, provides power drive by a big motor under the bed board, through the state of the flexible rope system control third bed board of extension spring pressure spring, handrail lift single control can be according to individual difference autonomic regulation, sits up or rises up for the user and provides the support of suitable height. All the systems adopt mechanical structures to realize the lifting assistance.

(3) The utility model discloses a push-button helps device can realize dismantling the installation, and occupies smallly, and the installation that slightly the repacking can be convenient is used at home, and bed body part can be modified the bed at home simultaneously, and other parts only need simple assembling and fix just can use.

(4) The utility model discloses a push-button helps device, its application scope is wide, except satisfying huge old man group and sick crowd physically, also can satisfy other crowds and also have the demand of leaning on in bed to watch TV and read a book. Compared with the common integral shaking table, the bed plate is adjustable and foldable, the function is realized in a key automatic mode, the labor is saved, the safety is realized, the bed body is stable, and the inclination cannot occur.

Drawings

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

FIG. 2 is a schematic structural diagram of a transmission system according to the present invention;

fig. 3 is a schematic structural diagram of a driving system of the present invention;

fig. 4 is a schematic structural diagram of the middle auxiliary system of the present invention.

The reference numerals in the schematic drawings illustrate:

1. a footboard shaft; 2. a rack; 3. a handrail; 4. an armrest raising key; 5. a handrail lowering key; 6. a second bed board; 7. distance adjusting holes; 8. a backplate shaft; 9. a nut; 10. a first bed plate; 11. raising the key; 12. a landing key; 13. a fixed knot; 14. a support plate; 15. a large mounting cover; 16. a coupling; 17. a bed body; 18. a column; 19. a rocker shaft; 20. shaking the block; 21. a screw; 22. a large motor; 23. a pulley; 24. a flexible rope; 25. a tension spring; 26. a fixing plate; 27. a pressure spring; 28. a small mounting cover; 29. A small motor; 30. a gear; 31. wood buttons; 32. a wood bolt; 33. and a third bed board.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.

Example 1

Referring to fig. 1, the push-button type lifting aid of the present embodiment includes a bed body 17, a bed board system, a driving system, a transmission system, and an auxiliary system. The bed plate system comprises a first bed plate 10, a second bed plate 6, a third bed plate 33, a back plate shaft 8, a nut 9, a foot plate shaft 1 and a distance adjusting hole 7; can open the small hole of ventilating on first bed board 10 and the second bed board 6, the two couples together through back board axle 8, and it has a plurality of axes and the parallel roll adjustment hole 7 of face to open on the second bed board 6, during the installation, installs back board axle 8 on different roll adjustment hole 7, connects first bed board 10 and second bed board 6 to adjust the overall length after first bed board 10 and the connection of second bed board 6, thereby adapt to different height users' requirement. The back board axle 8 is a rod piece with a shoulder at one end and a thread at the other end, the back board axle 8 is locked by a nut 9 after passing through a distance adjusting hole 7 of a first bed board 10 and a second bed board 6, so that the first bed board 10 and the second bed board 6 become an integral bed board, the first bed board 10 and the second bed board 6 can be unfolded and horizontally placed on a bed body 17, the second bed board 6 is provided with a mounting groove slightly larger than a handrail 3 for mounting and restraining the handrail 3, a lifting key 11 and a descending key 12 are installed on the side surface of the first bed board 10, a third bed board 33 is connected with the second bed board 6 through a foot board axle 1, and the state of the third bed board 33 is controlled to be horizontally placed or fallen through the position of a lower bolt 32.

Referring to fig. 3, the driving system includes a supporting plate 14, a large mounting cover 15, a large motor 22, a column 18, a coupling 16, a screw 21, a rocker 20 and a rocker shaft 19; a lifting key 11 and a falling key 12 are arranged on the left side surface or the right side surface of the first bed board 10, a supporting plate 14 is arranged under the first bed board 10 through bolts, in order to increase the contact area of stress, a large mounting cover 15 is arranged on a supporting plate 14 through bolts, a large motor 22 is fixed on the large mounting cover 15 through fastening holes on a flange on the end surface of the large mounting cover 15, the height of the large mounting cover 15 is larger than the total length of the motor, an output shaft of the large motor 22 is connected with a screw rod 21 through a coupler 16, the screw rod 21 is in threaded fit with a rocking block 20, when the large motor 22 rotates forwards, the screw 21 is screwed out from the rocking block 20, the linear distance between the first bed plate 10 and the rocking block 20 is increased, the first bed plate 10 rotates anticlockwise around the back plate shaft 8 and is lifted upwards, meanwhile, the rocker 20 swings around the rocker shaft 19, so that the axis of the screw 21 is perpendicular to the first bed plate 10, and the rocker shaft 19 is in clearance fit with the hole of the rocker 20, so that the rotating resistance is reduced. Two upright columns 18 are arranged, and two ends of the rocker shaft 19 are in interference fit with the unthreaded holes in the lower ends of the upright columns 18, so that the rocker shaft 19 is prevented from loosening in the using process. The lifting angle of the first bed board 10 is obtained by controlling the rotation number of the large motor 22 according to the time of pressing the lifting key 11.

Referring to fig. 2, the transmission system includes a fixed knot 13, a fixed plate 26, a tension spring 25, a compression spring 27, a pulley 23, a flexible rope 24, a wooden buckle 31, a wooden plug 32, the pulley 23, the fixed plate 26 and the wooden buckle 31 are all fixed at the lower side of the bed plate or bed 17 by screws, one end of the flexible rope 24 is fixed at the fixed knot 13, the other end crosses the pulley 23 and is connected with the tension spring 25, the other end of the tension spring 25 is fixed on the wooden plug 32 by the flexible rope 24, when the first bed plate 10 is lifted, the flexible rope 24 pulls the wooden plug 32 to move horizontally and rightwards under the constraint of the wooden buckle 31, at this time, as the wooden plug 32 moves rightwards, the third bed plate 33 descends, the user's feet can be put down when sitting up, when the first bed plate 10 is controlled to fall, the tension of the flexible rope 24 is reduced, the wooden plug 32 moves leftwards, at this time, the compression spring 27 exerts a powerful action on the wooden plug 32, so that the wooden plug 32 can return to the original position, two sets of the flexible rope compression spring system under the bed 17, enough force is ensured to make the wooden bolt 32 move, the front end of the wooden bolt 32 is in a countersunk structure, the moving distance of the wooden bolt 32 is ensured, and the wooden bolt 32 is in clearance fit with the wooden buckle 31.

Referring to fig. 4, the auxiliary system includes a rack 2, a gear 30, a small motor 29, a small mounting cover 28, a handrail 3, a handrail lifting key 4 and a handrail lowering key 5, the rack 2 is fixed inside the bed leg of the bed body 17, two ends of the rack are toothless, and are in clearance fit with grooves on the bed leg and the handrail 3 and in interference fit with a sealing ring in the bed leg, the small mounting cover 28 is mounted on the second bed plate 6 through bolts, the small motor 29 is fixed on the small mounting cover 28 through fastening holes on an end face flange, an output shaft of the small motor 29 is in interference fit with the gear 30, when the first bed plate 10 reaches a desired position, the handrail lifting key 4 on the handrail 3 is pressed, the gear 30 is in meshing transmission with the rack 2, so that the handrail 3 is lifted, the handrail 3 is independently controlled to be automatically adjusted according to individual differences, and a support with a proper height is provided for sitting up or getting up.

The use method of the device of the embodiment is as follows: a user presses the lifting key 11 for a long time, the large motor 22 rotates forward to drive the screw rod 21 to rotate and the rocking block 20 to swing, the screw rod 21 is screwed out upwards, and the first bed board 10 rotates anticlockwise around the back board shaft 8 and is lifted upwards; the first bed board 10 drives the flexible rope 24 to move upwards across the pulley 23 in the lifting process, the flexible rope 24 drives the tension spring 25 to move horizontally rightwards, the tension spring 25 enables the wood bolt 32 to move horizontally rightwards under the restraint of the wood button 31, the third bed board 33 moves downwards, when the first bed board 10 reaches a desired position, the handrail lifting key 4 at the handrail 3 is pressed for a long time, the small motor 29 rotates forwards to drive the gear 30 to rotate, the rack 2 is in meshing transmission with the gear 30, the rack 2 drives the handrail 3 to lift, the size of the upward lifting angle of the first bed board 10 and the height of the raised handrail can be obtained by controlling the revolution of the large motor 22 and the small motor 29 by pressing the lifting key 11 and the handrail lifting key 4 for a long time; when not needing, press for a long time descending key 12 and handrail descending key 5, big motor 22 and the reversal of small motor 29, the downward screw in of screw rod 21, rack 2 descends, first bed board 10 whereabouts, handrail 3 descends to home position, cork 32 is pushed to home position by pressure spring 27, third bed board 33 and first bed board 10 reply to the normal position state of keeping flat.

The key-type rising assisting device is convenient to operate, the rotating number of the output shaft of the motor is controlled by the length of the key time to determine the rising angle of the bed plate, the keys can be further adjusted in time in a short time, various angle requirements of a user are met, and the limitation of complex operation on the user is avoided. Meanwhile, the structure is simple, a large motor 22 under the bed board provides power for driving, the state of the third bed board 33 is controlled by a tension spring 25, a pressure spring 27 and a flexible rope 24 system, the handrail 3 is controlled independently to ascend and descend, and the handrail can be adjusted automatically according to personal differences, so that a support with a proper height is provided for a user to sit up or stand up. All the systems adopt mechanical structures to realize the lifting assistance.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims (9)

1. A push-button type rising-assisting device is characterized in that: comprises a bed body (17), a bed board system, a driving system and a transmission system; the bed plate system comprises a first bed plate (10), a second bed plate (6) and a third bed plate (33), the first bed plate (10) is movably connected with the second bed plate (6), and the second bed plate (6) is movably connected with the third bed plate (33); the bed board system is arranged on the bed body (17); the driving system is used for driving the first bed plate (10) to lift up or fall down, and the transmission system is driven by the driving system to drive the third bed plate (33) to lift up or fall down; the transmission system comprises a flexible rope (24), a tension spring (25), a pressure spring (27) and a bolt (32); two ends of the tension spring (25) are connected with the flexible ropes (24), and the other ends of the two flexible ropes (24) are respectively connected with the wood bolt (32) and the driving system; one end of the pressure spring (27) is fixed at the lower part of the second bed board (6), and the other end is connected with the wood bolt (32); the wooden bolt (32) is arranged at the lower end of the third bed board (33) and can move along a certain direction.

2. A push-button assist device according to claim 1, wherein: the driving system comprises a supporting plate (14), a large mounting cover (15), a rocking block (20), a screw rod (21) and a large motor (22), the supporting plate (14) is tightly attached to the first bed plate (10), the large motor (22) is fixedly connected with the large mounting cover (15), and the large mounting cover (15) is fixed on the lower side of the supporting plate (14); the output shaft of the large motor (22) is connected with the screw rod (21), the rocking block (20) is sleeved on the screw rod (21), and the threads of the rocking block and the screw rod are matched; the rocking block (20) is connected with the bed body (17) through a rocking rod shaft (19), and the rocking block (20) can rotate around the rocking rod shaft (19).

3. A push-button assist device according to claim 2, wherein: the lower end of the bed body (17) is fixedly connected with an upright column (18), a rocker shaft (19) is installed on the upright column (18) through a unthreaded hole formed in the lower end of the upright column (18), and two ends of the rocker shaft (19) are in interference fit with the unthreaded hole in the lower end of the upright column (18).

4. A push-button assist device according to claim 3, wherein: the output shaft of the large motor (22) is connected with the screw rod (21) through a coupling (16); a lifting key (11) and a descending key (12) are installed on the side face of the first bed plate (10).

5. A push-button assist device according to claim 4, wherein: the transmission system also comprises a fixed knot (13), a pulley (23) and a fixed plate (26); the fixing knot (13) and the pulley (23) are fixed on the lower side of the first bed board (10), and the tension spring (25) and the compression spring (27) are fixed on the second bed board (6) by the fixing plate (26); one end of a flexible rope (24) close to the first bed board (10) is fixed on the fixed knot (13) and then is connected to a tension spring (25) by bypassing the pulley (23).

6. A push-button assist device according to claim 5, wherein: the wooden bolt (32) is arranged in the wooden button (31) and moves back and forth in the wooden button (31); the wood button (31) is fixed on the lower side of the bed body (17) close to the third bed board (33); one end of the wood bolt (32) is of a countersunk structure, and the wood bolt (32) is in clearance fit with the wood button (31).

7. A push-button assist device according to any one of claims 1-6, wherein: second bed board (6) and third bed board (33) junction be provided with auxiliary system, this auxiliary system includes rack (2), gear (30), small motor (29) and handrail (3), rack (2) fix inside the footpost of the bed body (17), the footpost is connected to one end, handrail (3) are connected to one end, small motor (29) fix on second bed board (6), small motor (29) output shaft and gear (30) interference fit, gear (30) and rack (2) meshing transmission.

8. A push-button assist device according to claim 7, wherein: the small motor (29) is arranged on the second bed board (6) through a small mounting cover (28); the handrail (3) is provided with a handrail lifting key (4) and a handrail descending key (5), and the handrail lifting key (4) and the handrail descending key (5) are electrically connected with a small motor (29).

9. A push-button assist device according to claim 8, wherein: the first bed board (10) is connected with the second bed board (6) through a back board shaft (8), one end of the back board shaft (8) is provided with a shoulder, and the other end of the back board shaft is provided with a thread and matched with a nut (9); the second bed board (6) is connected with the third bed board (33) through a foot board shaft (1), and the first bed board (10), the second bed board (6) and the third bed board (33) can be flatly placed on the bed body (17) after being unfolded to form an integral bed board; the second bed board (6) is provided with distance adjusting holes (7).

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