CN107343846B

CN107343846B - Bed suitable for cervical spondylosis and lumbar spondylosis and working method thereof

Info

Publication number: CN107343846B
Application number: CN201710750581.4A
Authority: CN
Inventors: 邹茶香; 朱海燕; 陈进奇; 董润
Original assignee: Individual
Current assignee: Shandong Huayu Zhongchi Medical Technology Co ltd
Priority date: 2016-09-23
Filing date: 2016-09-23
Publication date: 2019-12-17
Anticipated expiration: 2036-09-23
Also published as: CN107362021B; CN107343846A; CN106344324A; CN106344324B; CN107362021A

Abstract

the invention discloses a bed suitable for cervical spondylosis and lumbar spondylosis and a working method thereof, wherein the bed comprises a front bed frame, a rear bed frame and a bed plate arranged between the front bed frame and the rear bed frame, a movable box body is arranged above the bed plate, and guide grooves are arranged at two sides of the movable box body; the front end of the guide groove is fixed on the front bracket, the rear end of the guide groove is fixed on the rear bracket, and the rear bracket is provided with a reciprocating drive motor; the pedal driving motor is arranged outside the movable box body, the hinge seat is arranged on the inner rear side of the movable box body, the two ends of the hinge seat are hinged with the swing rod, the left through hole and the right through hole are formed in the bottom surface of the front end of the movable box body, the lifting rod which is thinner than the aperture of the through hole is arranged in the through hole, and the massage foot is arranged at the bottom of the lifting rod. The bed can drive the movable box body to reciprocate back and forth through the reciprocating drive motor, and in addition, under the drive of the treading drive motor, two massage feet extending out of the lower end of the movable box body can fall down successively just like a person treading; the user can step on the back at home, thereby relieving the back stiffness, pain and fatigue and promoting the health.

Description

bed suitable for cervical spondylosis and lumbar spondylosis and working method thereof

Technical Field

The invention relates to furniture, in particular to a bed.

background

the bed is a necessary appliance for sleeping, and the existing bed comprises a front bed frame, a rear bed frame and a bed plate arranged between the front bed frame and the rear bed frame, so that the bed has a single function.

The back treading can strengthen local blood circulation, relieve back stiffness, pain and fatigue, regulate viscera functions, make people feel comfortable, and is particularly beneficial to patients with cervical spondylosis, lumbar spondylosis and thoracic spondylosis. People go to a health-preserving house to enjoy the back-stepping service, the price is high, the operation is inconvenient, and the method is not suitable for the old.

the problem can be solved if the user can step on the back while lying on the bed at home, so that the invention of the bed capable of stepping on the back is needed.

disclosure of Invention

The invention aims to solve the technical defects and provides a bed capable of treading on the back.

The bed designed by the invention comprises a front bed frame, a rear bed frame and a bed board arranged between the front bed frame and the rear bed frame, wherein a movable box body is arranged above the bed board, guide grooves are arranged at two sides of the movable box body, the guide grooves are closer to the front bed frame, shaft bodies which go deep into the guide grooves are arranged on the left surface and the right surface of the movable box body, and rollers which can roll in the guide grooves are arranged on the shaft bodies; the front ends of the guide grooves on the two sides are fixed on a front support, the rear ends of the guide grooves are fixed on a rear support, the bottom of the front support is a free end and is placed on the front bedstead, a handle is arranged on the front support, and the bottom of the rear support is hinged on the rear bedstead; the front support is provided with a front bearing seat, the rear support is provided with a rear bearing seat, a front rotating shaft is arranged in a bearing of the front bearing seat, a rear rotating shaft is arranged in a bearing of the rear bearing seat, driven gears are arranged at two ends of the front rotating shaft, two driving gears corresponding to the driven gears are arranged on the rear rotating shaft, a driving wheel is further arranged at the end part of the rear rotating shaft, a reciprocating driving motor is arranged on the rear support and is in transmission connection with the driving wheel, and a chain is connected between the driving gears and the driven gears; the guide groove is positioned on the inner side of the chain; the left and right surfaces of the movable box body are also provided with connecting blocks which are connected with the section of horizontally arranged chain at the upper part; a trampling drive motor is arranged outside the movable box body, a hinge seat is arranged on the inner rear side of the movable box body, swing rods are hinged to two ends of the hinge seat, a rotatable cam shaft is further arranged in the movable box body, the trampling drive motor is in transmission connection with the cam shaft, a left cam and a right cam are arranged on the cam shaft and are respectively and correspondingly arranged below the two swing rods, the swing rods can be lifted by the convex parts of the cams, the convex parts of the two cams are arranged in a staggered mode in space, a notch is formed after the rear end of each swing rod is bent, the convex parts of the cams rotate after the swing rods are lifted to the highest position, and then fall into the notch, a left through hole and a right through hole are arranged on the bottom surface of the front end of the movable box body, a lifting rod thinner than the aperture of the through holes is arranged in the through holes, the front end of the swinging rod is provided with an empty groove, and the top of the lifting rod can be movably arranged in the empty groove; the cam is closer to the rear end of the oscillating lever; travel switches are arranged at the front end and the rear end of one guide groove, signals of the travel switches are input into a controller, the controller controls the reciprocating driving motor to work, and when any travel switch is contacted by the roller, the controller controls the reciprocating driving motor to work reversely.

the further scheme of the invention is as follows:

the bottom of the rear support is hinged on the rear bed frame, namely: a lantern ring at the bottom of the rear support is sleeved on a circular cross rod at the top of the rear bed frame, and limiting bulges are arranged at the positions, which are positioned at the two sides of the lantern ring, on the circular cross rod;

The front bed frame is provided with a support rod, and the top of the support rod is embedded into the bottom surface of the free end at the bottom of the front bracket;

The movable setting of lifter top in the dead slot means: the front end of the swing rod is provided with a left forked piece and a right forked piece, the hollow groove is formed in the forked pieces, the top of the lifting rod is located between the left forked piece and the right forked piece, a screw rod simultaneously penetrates through the hollow grooves in the two forked pieces and the top of the lifting rod, and the end part of the screw rod is provided with a limiting nut;

a motor shaft of the reciprocating driving motor is provided with a belt pulley, and the belt pulley is in transmission connection with the driving wheel through a transmission belt;

The phase difference of the convex parts of the two cams is one hundred eighty degrees;

The treading driving motor is in transmission connection with the camshaft through a right-angle steering speed reducer;

An elastic rubber ring is arranged on the through hole, and a circular cavity penetrating through the elastic rubber ring to the bottom surface is formed in the elastic rubber ring;

The front bedstead, the rear bedstead, the bed board, the front support, the rear support, the guide groove and the movable box body are all made of wood;

The bed designed by the invention has the beneficial effects that: the reciprocating box body can be driven by the reciprocating driving motor to reciprocate back and forth, and due to the fact that the travel switches are arranged on the guide grooves, when any travel switch is touched by the roller, the controller controls the reciprocating driving motor to work reversely, namely the reciprocating box body can return after reaching the other end; in addition, under the drive of the trampling drive motor, the two massage feet extending out of the lower end of the movable box body can successively fall and lift and move periodically, just like a person trampling, when the person lies on the bed plate, the two massage feet can realize the processes of trampling from front to back and trampling from back to front so as to simulate the back trampling action of the person; the bed designed by the invention can be used for stepping on the back at home, has low cost and convenient use, is particularly suitable for physical workers, patients with cervical spondylosis, lumbar spondylosis and thoracic vertebra diseases and the old, can strengthen the local blood circulation of the workers, relieve the back stiffness, pain and fatigue and promote the health of the people.

Drawings

FIG. 1 is a schematic structural view of example 1;

FIG. 2 is a plan view of embodiment 1, in which the chain and the belt are not installed;

FIG. 3 is a side view of embodiment 1, in which the chain, the front rotary shaft and the belt are not installed;

FIG. 4 is a schematic structural view of one embodiment of a roller in example 1;

FIG. 5 is a schematic view of the rear frame and the rear frame according to embodiment 1;

FIG. 6 is a schematic view of a front frame and a front frame according to embodiment 1;

FIG. 7 is a schematic side view of the movable box of embodiment 1;

FIG. 8 is a schematic plan view of the movable box of embodiment 1;

FIG. 9 is a schematic view of an end of a swing lever of embodiment 1;

FIG. 10 is a schematic plan view of the movable box of embodiment 2;

FIG. 11 is an enlarged view of the structure at the through hole of example 3;

in the figure: the bed comprises a front bed frame 1, a rear bed frame 2, a bed board 3, a moving box 4, a guide groove 5, a shaft body 6, rollers 7, a front support 8, a rear support 9, a handle 10, a front bearing seat 11, a rear bearing seat 12, a front rotary shaft 13, a rear rotary shaft 14, a driven gear 15, a driving gear 16, a transmission wheel 17, a reciprocating driving motor 18, a chain 19, a connecting block 20, a stepping driving motor 21, a hinge seat 22, a swing rod 23, a cam shaft 24, a cam 25, a notch 26, a through hole 27, a lifting rod 28, a massage foot 29, an empty groove 30, a travel switch 31, a controller 32, a lantern ring 33, a circular cross rod 34, a limit protrusion 35, a support rod 36, a branching piece 37, a screw rod 38, a limit nut 39, a belt pulley 40, a transmission belt 41, a right-angle steering speed reducer 42, an elastic rubber.

Detailed Description

The invention is further described by way of example with reference to the accompanying drawings.

Example 1:

As shown in fig. 1, 2 and 3, the bed described in this embodiment includes a front frame 1, a rear frame 2 and a bed plate 3 disposed therebetween, a movable box 4 is disposed above the bed plate 3, guide grooves 5 are disposed on both sides of the movable box 4, the guide grooves 5 are closer to the front frame 1, shaft bodies 6 penetrating into the guide grooves 5 are disposed on both left and right sides of the movable box 4, and rollers 7 capable of rolling in the guide grooves 5 are disposed on the shaft bodies 6; the front ends of the guide grooves 5 on the two sides are fixed on a front support 8, the rear ends of the guide grooves are fixed on a rear support 9, the bottom of the front support 8 is a free end and is placed on the front bed frame 1, a handle 10 is arranged on the front support 8, and the bottom of the rear support 9 is hinged on the rear bed frame 2; the front support 8 is provided with a front bearing seat 11, the rear support 9 is provided with a rear bearing seat 12, a front rotating shaft 13 is arranged in a bearing 45 of the front bearing seat 11, a rear rotating shaft 14 is arranged in a bearing 45 of the rear bearing seat 12, driven gears 15 are arranged at two ends of the front rotating shaft 13, two driving gears 16 corresponding to the driven gears 15 are arranged on the rear rotating shaft 14, a driving wheel 17 is further arranged at the end part of the rear rotating shaft 14, the rear support 9 is provided with a reciprocating driving motor 18, the reciprocating driving motor 18 is in transmission connection with the driving wheel 17, and a chain 19 is connected between the driving gears 16 and the driven gears 15; the guide groove 5 is positioned inside the chain 19; the left and right surfaces of the movable box body 4 are also provided with connecting blocks 20, and the connecting blocks 20 are connected with a section of horizontally arranged chain 19 positioned at the upper part; as shown in fig. 7 and 8, a stepping drive motor 21 is provided outside the movable box 4, a hinge seat 22 is provided at the rear side inside the movable box 4, swing rods 23 are hinged at both ends of the hinge seat 22, a rotatable cam shaft 24 is further provided inside the movable box 4, the stepping drive motor 21 is in transmission connection with the cam shaft 24, a left cam 25 and a right cam 25 are provided on the cam shaft 24, the two cams 25 are respectively and correspondingly provided below the two swing rods 23, the swing rods 23 can be lifted by the convex parts of the cams 25, the convex parts of the two cams 25 are arranged in a staggered manner in space, a notch 26 is formed after the rear end of the swing rod 23 is bent, the cam 25 rotates the convex part of the cam 25 after the swing rod 23 is lifted to the highest position, that is, the convex part falls into the notch 26, a left through hole and a right through hole 27 are provided on the bottom surface of the front end of the movable, a lifting rod 28 which is thinner than the aperture of the through hole 27 is arranged in the through hole 27, a massage foot 29 is arranged at the bottom of the lifting rod 28, an empty groove 30 is arranged at the front end of the swinging rod 23, and the top of the lifting rod 28 can be movably arranged in the empty groove 30; the cam 25 is closer to the rear end of the oscillating lever 23; travel switches 31 are arranged at the front end and the rear end of one guide groove 5, signals of the travel switches 31 are input into a controller 32, the controller 32 controls the reciprocating driving motor 18 to work, and when any travel switch 31 is touched by the roller 7, the controller 32 controls the reciprocating driving motor 18 to work reversely.

the bed described in the embodiment has the advantages that: the reciprocating drive motor 18 can drive the movable box body 4 to reciprocate back and forth, and due to the fact that the travel switches 31 are arranged on the guide grooves 5, when any travel switch 31 is touched by the idler wheels 7, the controller 32 controls the reciprocating drive motor 18 to work reversely, namely, the movable box body 4 can return back after reaching the other end; in addition, under the driving of the trampling driving motor 21, the two massage feet 29 extending from the lower end of the movable box body 4 can successively fall and lift and move periodically, just like a person trampling, when the person lies on the bed plate 3, the two massage feet 29 can realize the processes of trampling from front to back and trampling from back to front so as to simulate the back trampling action of the person; the bed designed by the invention can be used for stepping on the back at home, has low cost and convenient use, is particularly suitable for physical workers, patients with cervical spondylosis, lumbar spondylosis and thoracic vertebra diseases and the old, can strengthen the local blood circulation of the workers, relieve the back stiffness, pain and fatigue and promote the health of the people.

in the bed of the present embodiment, the reciprocating driving motor 18 drives the movable box 4 to reciprocate back and forth according to the following principle: the reciprocating driving motor 18 is connected with the driving wheel 17 in a transmission way to drive the driving wheel 17 to rotate, the driving wheel 17 is positioned at the end part of the rear rotating shaft 14, the driving wheel drives the rear rotating shaft 14 to rotate and simultaneously drives the left driving gear 16 and the right driving gear 16 to rotate, the driving gear 16 drives the driven gear 15 to rotate through the chain 19, so that the chain 19 moves, the horizontal section of the chain 19 can move back and forth when the reciprocating driving motor 18 rotates forwards and backwards, and the connecting block 20 on the movable box body 4 is connected with the section of the chain 19 which is positioned at the upper part and horizontally arranged, therefore, the movable box body 4 can move back and forth along with the chain 19, the other movable point of the movable box body 4 is that the rollers 7 on the shaft bodies 6 at the left side and the right side can roll in the guide groove 5, therefore, the guide groove 5 can provide longitudinal supporting force for the movable box, thereby realizing the above functions;

The principle of driving the two massage feet 29 by the stepping driving motor 21 is as follows: the trampling driving motor 21 drives the cam shaft 24 to rotate, the left cam 25 and the right cam 25 rotate accordingly, after the cams 25 rotate, the protruding parts of the cams 25 can lift the swing rod 23, so that the lifting rod 28 connected to the end part of the swing rod 23 is lifted, the massage feet 29 move upwards, after the swing rod 23 is lifted to the highest position, the cams 25 rotate the protruding parts of the cams 25 to fall into the notches 26, therefore, the swing rod 23 and the lifting rod 28 fall to the lowest position under the action of gravity due to instant loss of support below the swing rod 23, the massage feet 29 fall to form trampling, and the massage feet 29 lift down until the cams 25 rotate again, and the operation is repeated, and the protruding parts of the two cams 25 are staggered in space, so that the two massage feet 29 trample one after another, and the action of a person is simulated; the advantage of this is, massage foot 29 is falling under the action of gravity, can change the power way of stepping when changing the weight of massage foot 29 or adding the heavy object on it, on the other hand, the lowest position of massage foot 29 depends on the human back curve, the lower concave massage foot 29 of back falls a bit, the convex massage foot 29 falls a bit, will not produce the injury to the human body; because the movement track of the front end of the swing rod 23 is arc-shaped, the aperture of the through hole 27 is set to be thicker than that of the lifting rod 28, and the top of the lifting rod 28 can be movably arranged in the empty groove 30 at the front end of the swing rod 23, so that the lifting rod 28 can be ensured to be normally lifted and fall.

because the bottom of the front bracket 8 is a free end and is placed on the front bed frame 1, the front bracket 8 is free, and the bottom of the rear bracket 9 is hinged on the rear bed frame 2, the whole device can be lifted from the front bracket 8 through the handle 10, so that a person can conveniently lie on the bed board 3;

specifically, as shown in fig. 5, the bottom of the rear frame 9 is hinged to the rear frame 2 by: a lantern ring 33 at the bottom of the rear bracket 9 is sleeved on a round cross bar 34 at the top of the rear bed frame 2, and limiting protrusions 35 are arranged at the positions, located at the two sides of the lantern ring 33, on the round cross bar 34; of course, the hinge is not limited to this, and the hinge is also the prior art and is not detailed in detail.

as shown in fig. 6, the front frame 1 is provided with a strut 36, the top of the strut 36 is embedded in the bottom of the free end of the bottom of the front frame 8; this ensures the stability of the front frame 8, obviously the front frame 8 meets the requirements as long as it is free and supported by the front frame 1;

as shown in fig. 9, the movable disposition of the top of the lifting rod 28 in the empty slot 30 means: the front end of the swing rod 23 is provided with a left forked piece 37 and a right forked piece 37, the hollow groove 30 is arranged on the forked pieces 37, the top of the lifting rod 28 is positioned between the left forked piece 37 and the right forked piece 37, a screw rod 38 simultaneously penetrates through the hollow grooves 30 on the two forked pieces 37 and the top of the lifting rod 28, and the end part of the screw rod 38 is provided with a limit nut 39; obviously, the movable arrangement is not limited to this, for example, the front end of the swing rod 23 is not branched and only provided with the empty slot 30, and the top of the lifting rod 28 is connected with a rivet which can move and rotate in the empty slot 30 and can not be detached;

a belt pulley 40 is arranged on a motor shaft of the reciprocating drive motor 18, and the belt pulley 40 is in transmission connection with the transmission wheel 17 through a transmission belt 41; the transmission connection mode is more, and the transmission connection mode can be realized through gears, chains and the like;

the phase difference of the two cams 25 at their convex portions is one hundred and eighty degrees; other angles, such as 120 degrees, 150 degrees and the like, are also possible, as long as enough phase difference is formed to ensure that the two massage feet 29 fall and lift one another;

The roller 7 is preferably a spool as shown in fig. 4, so that the guide groove 5 falls into the concave limit of the roller 7, the left and right positions of the roller 7 can be limited, the movable box 4 can be limited to make the position of the movable box 4 more stable, obviously, the roller 7 can also be in other structures, for example, the roller 7 is limited in the guide groove 5 and can roll, or the roller 7 passes through the guide groove 5 and is additionally provided with a limiting structure on the roller 7 to prevent the roller 7 from falling off, and the like.

The technology of the controller 32 controlling the forward and reverse rotation of the reciprocating drive motor 18 by obtaining the information of the travel switch 31 is prior art and will not be described in detail.

In addition, the materials of the front bed frame 1, the rear bed frame 2, the bed board 3, the front support 8, the rear support 9, the guide groove 5 and the movable box 4 can be selected from metals, such as stainless steel, or other choices according to the common knowledge of the skilled person, preferably, the materials of the front bed frame 1, the rear bed frame 2, the bed board 3, the front support 8, the rear support 9, the guide groove 5 and the movable box 4 are all wood, especially oak, so that the bed manufactured by the method is more classical and is suitable for furniture.

example 2:

As shown in fig. 10, the bed described in this embodiment is different from embodiment 1 in that: the stepping drive motor 21 is in transmission connection with the camshaft 24 through a right-angle steering reducer 42.

the speed change function of the right-angle steering speed reducer 42 makes the force driving the cam shaft 24 larger, the weight of the massage feet 29 can be made larger, and the steering function of the right-angle steering speed reducer 42 makes the installation position of the stepping drive motor 21 more appropriate and occupies less space.

Example 3:

As shown in fig. 11, the bed described in this embodiment is different from embodiment 1 in that: an elastic rubber ring 43 is arranged on the through hole 27, and a circular cavity 44 penetrating to the bottom surface is arranged on the elastic rubber ring 43.

The elastic rubber ring 43 is arranged between the lifting rod 28 and the through hole 27 to protect the lifting rod and the through hole, and the circular cavity 44 penetrating to the bottom surface is arranged on the elastic rubber ring 43 to improve the buffering capacity of the lifting rod as much as possible.

the above-described embodiments are merely illustrative of the concept of the present invention, and it is obvious that the scope of protection of the patent is not limited to the above-described embodiments.

Claims

1. a bed comprises a front bed frame (1), a rear bed frame (2) and a bed board (3) arranged between the front bed frame and the rear bed frame, a movable box body (4) is arranged above the bed board (3), and the bed is characterized in that,

Guide grooves (5) are formed in two sides of the movable box body (4), the guide grooves (5) are closer to the front bed frame (1), shaft bodies (6) penetrating into the guide grooves (5) are arranged on the left side and the right side of the movable box body (4), and rollers (7) capable of rolling in the guide grooves (5) are arranged on the shaft bodies (6); the front ends of the guide grooves (5) on the two sides are fixed on a front support (8), the rear ends of the guide grooves are fixed on a rear support (9), the bottom of the front support (8) is a free end and is placed on the front bed frame (1), a handle (10) is arranged on the front support (8), and the bottom of the rear support (9) is hinged on the rear bed frame (2); a front bearing seat (11) is arranged on the front support (8), a rear bearing seat (12) is arranged on the rear support (9), a front rotating shaft (13) is arranged in a bearing (45) of the front bearing seat (11), a rear rotating shaft (14) is arranged in a bearing (45) of the rear bearing seat (12), driven gears (15) are arranged at two ends of the front rotating shaft (13), two driving gears (16) corresponding to the driven gears (15) are arranged on the rear rotating shaft (14), a driving wheel (17) is further arranged at the end part of the rear rotating shaft (14), a reciprocating driving motor (18) is arranged on the rear support (9), the reciprocating driving motor (18) is in transmission connection with the driving wheel (17), and a chain (19) is connected between the driving gears (16) and the driven gears (15); the guide groove (5) is positioned on the inner side of the chain (19); the left surface and the right surface of the movable box body (4) are also provided with connecting blocks (20), and the connecting blocks (20) are connected with a horizontally arranged chain (19) positioned at the upper part; a stepping drive motor (21) is arranged outside the movable box body (4), a hinge seat (22) is arranged on the inner rear side of the movable box body (4), swing rods (23) are hinged to two ends of the hinge seat (22), a rotatable cam shaft (24) is further arranged in the movable box body (4), the stepping drive motor (21) is in transmission connection with the cam shaft (24), a left cam (25) and a right cam (25) are arranged on the cam shaft (24), the two cams (25) are respectively and correspondingly arranged below the two swing rods (23), the protruding parts of the cams (25) can lift the swing rods (23), the protruding parts of the two cams (25) are arranged in a staggered mode in space, notches (26) are formed after the rear ends of the swing rods (23) are bent, and the cams (25) rotate the protruding parts of the cams (25) after the swing rods (23) are lifted to the highest position, so that the protruding parts of the cams (25) fall into the notches (26), the bottom surface of the front end of the movable box body (4) is provided with a left through hole and a right through hole (27), a lifting rod (28) which is thinner than the aperture of the through hole (27) is arranged in the through hole (27), the bottom of the lifting rod (28) is provided with a massage foot (29), the front end of the swinging rod (23) is provided with a hollow groove (30), and the top of the lifting rod (28) can be movably arranged in the hollow groove (30); the cam (25) is closer to the rear end of the oscillating lever (23); travel switches (31) are arranged at the front end and the rear end of one guide groove (5);

a strut (36) is arranged on the front bed frame (1), and the top of the strut (36) is embedded into the bottom surface of the free end at the bottom of the front bracket (8); a belt pulley (40) is arranged on a motor shaft of the reciprocating driving motor (18), and the belt pulley (40) is in transmission connection with the transmission wheel (17) through a transmission belt (41); an elastic rubber ring (43) is arranged on the through hole (27), and a circular cavity (44) penetrating to the bottom surface is formed in the elastic rubber ring (43);

the working method of the bed comprises the following steps: signals of the travel switches (31) are input into a controller (32), the controller (32) controls the reciprocating driving motor (18) to work, and when any travel switch (31) is touched by the roller (7), the controller (32) controls the reciprocating driving motor (18) to work reversely.