CN209827312U - Multi-shaft adjustable physiotherapy couch at tail part - Google Patents

Abstract

The utility model discloses a afterbody multiaxis adjustable physiotherapy bed, including the head bed body, the middle part bed body, the afterbody bed body, chassis and link, the head bed body, the middle part bed body and the afterbody bed body are articulated each other, the link both ends respectively with the middle part bed body and chassis swing joint, the afterbody bed body includes first software, first mount, horizontal swing X axle mechanism, luffing motion Y axle mechanism and rotatory swing B axle mechanism, first software is installed in the top of first mount, horizontal swing X axle mechanism install in the middle part bed body and cooperate with first mount, the one end of luffing motion Y axle mechanism and rotatory swing B axle mechanism all with the middle part bed body coupling, the other end is all installed in first mount, luffing motion Y axle mechanism and rotatory swing B axle mechanism all cooperate with first mount. The three-axis adjustment of the tail bed body is realized by the arrangement of the horizontal swing X-axis mechanism, the up-down swing Y-axis mechanism and the rotary swing B-axis mechanism, the functionality is strong, and different use requirements can be met.

Description

Multi-shaft adjustable physiotherapy couch at tail part

Technical Field

The utility model relates to the field of medical mechanical equipment, in particular to a physiotherapy bed with safety protection function.

Background

In hospitals and physiotherapy rehabilitation places, some treatments require patients to lie on beds and make various actions to complete the change of body postures, so that the physiotherapy beds are widely applied in the places.

As shown in 201010298466.6's the chinese utility model patent, it discloses a diversified physiotherapy bed, including the bed body and base, the bed body includes head support component, chest support component, shank support component, foot support component, and the shank handle has been linked at foot support component rear portion, articulates in proper order between each part and forms, is connected with well accuse part between chest support component and the shank support component. Although the physiotherapy couch has the lifting function, the backward bed body part of the leg supporting part of the physiotherapy couch can only swing up and down and cannot be correspondingly rotated and adjusted. The existing physiotherapy couch has a certain adjusting function, but has incomplete functions, and cannot completely meet the use requirement when a patient needs specific physiotherapy.

In summary, the current physiotherapy couch has a larger improvement space.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a afterbody multiaxis adjustable physiotherapy bed.

For realizing the above-mentioned purpose, according to the utility model discloses an aspect provides afterbody multiaxis adjustable physiotherapy bed, including the head bed body, the middle part bed body, the afterbody bed body, chassis and link, the head bed body, the middle part bed body and afterbody bed body are articulated each other, the link both ends respectively with the middle part bed body and chassis swing joint, the afterbody bed body includes first software, first mount, horizontal swing X axle mechanism, luffing motion Y axle mechanism and rotatory swing B axle mechanism, first software is installed in the top of first mount, horizontal swing X axle mechanism installs in the middle part bed body and cooperatees with first mount, luffing motion Y axle mechanism and rotatory swing B axle mechanism's one end all with the middle part bed body coupling, the other end is all installed in first mount, luffing motion Y axle mechanism and rotatory swing B axle mechanism all cooperate with first mount.

From this, horizontal swing X axle mechanism is used for realizing the horizontal hunting of the afterbody bed body, and luffing motion Y axle mechanism is used for realizing the luffing motion of the afterbody bed body, and rotatory swing B axle mechanism is used for the axial rotatory swing of the afterbody bed body, and the triaxial of the afterbody bed body is adjusted in setting up of horizontal swing X axle mechanism, luffing motion Y axle mechanism and rotatory swing B axle mechanism, and is functional strong, can satisfy different user demands.

In some embodiments, the horizontal swing X-axis mechanism comprises a first rotating shaft, a toothed rotating bottom plate, a first locking mechanism and a first control rod, the middle bed body comprises a waist bed body, the waist bed body comprises a second soft body and a second fixed frame, the second soft body is installed above the second fixed frame, the second fixed frame comprises an upper fixed plate, a lower fixed plate, a vertical partition plate and a side plate, two ends of the vertical partition plate are respectively connected with the upper fixed plate and the lower fixed plate, the side plate is installed on two sides of the upper fixed plate and the lower fixed plate, one end of the first fixed frame is fixedly connected with the first rotating shaft, two ends of the first rotating shaft are respectively installed on the upper fixed plate and the lower fixed plate, the toothed rotating bottom plate is fixedly sleeved on the periphery of the first rotating shaft, the first locking mechanism is arranged on the vertical partition plate and is clamped with clamping teeth on two, one end of the first control rod is connected with the first locking mechanism, the other end of the first control rod penetrates through the side plate, and the first control rod is used for controlling the first locking mechanism to be clamped in or separated from the clamping teeth on the two sides of the rotating bottom plate with teeth. Therefore, when the first control rod is in the initial state, the first locking mechanism is clamped in the clamping teeth of the toothed rotating base plate, and at the moment, the first rotating shaft is in the locking state and cannot rotate. When the tail bed body needs to swing left and right, the first control rod is pulled upwards, the first control rod drives the first locking mechanism to be away from the clamping teeth of the toothed rotating bottom plate, the first rotating shaft and the toothed rotating bottom plate can rotate at the moment, and then the first fixing frame and the first software on the first fixing frame can swing around the first rotating shaft, so that the function of adjusting the left and right swing of the tail bed body is realized; similarly, the first control rod is pulled downwards, the first control rod drives the first locking mechanism to be clamped in the clamping teeth of the toothed rotating bottom plate to complete locking, and the first rotating shaft and the toothed rotating bottom plate cannot rotate at the moment.

In some embodiments, first locking mechanism includes stopper, slider and spring, and the slider is installed in one side of vertical baffle, and the one end and the first control lever of slider are articulated, and the stopper is two, and two stoppers are installed in the opposite side of vertical baffle, and the one end of two stoppers articulates in vertical baffle, and the other end passes through spring coupling, has seted up the spout on the vertical baffle, and the slider offsets with the other end and the stopper of spout sliding fit and slider, and two stoppers block mutually with the latch of taking tooth rotating bottom plate both sides respectively. Therefore, when the first control rod is in the initial state, the lower end of the limiting block is clamped in the clamping teeth of the toothed rotating bottom plate, the first control rod is in the locking state at the moment, and the first rotating shaft cannot rotate. When the tail bed body needs to swing left and right, the first control rod is pulled upwards, the first control rod drives the sliding block to slide upwards, the sliding block moves upwards to prop against the limiting block to move upwards together, the lower end of the limiting block is far away from the clamping teeth of the toothed rotating bottom plate, the first rotating shaft and the toothed rotating bottom plate can rotate at the moment, and then the first fixing frame and the first soft body on the first fixing frame can swing around the first rotating shaft, so that the function of left and right swing adjustment of the tail bed body is realized; similarly, the first control rod is pulled downwards, the first control rod drives the sliding block to slide downwards, the limiting block falls back downwards, the lower end of the limiting block is clamped in the clamping teeth of the toothed rotating bottom plate to complete locking, and at the moment, the first rotating shaft and the toothed rotating bottom plate cannot rotate;

in some embodiments, the first locking mechanism further includes a sliding bearing, the sliding block is an inverted triangular sliding block, one corner of the lower end of the sliding block is hinged to the first control rod, the sliding bearing is fixedly mounted on two corners of the upper end of the sliding block and penetrates through the sliding groove to abut against the limiting block, the limiting block is provided with an arc-shaped groove, and the outer wall of the sliding bearing is matched with the arc-shaped groove. Therefore, the first control rod is pulled upwards, the first control rod drives the sliding block and the sliding bearing to slide upwards together, the sliding bearing slides upwards to prop against the limiting block to move upwards together, the part, originally clamped into the clamping teeth, of the lower end of the limiting block is far away from the clamping teeth of the toothed rotating bottom plate, when the sliding bearing is clamped into the arc-shaped groove of the limiting block, the first control rod is loosened, and at the moment, the first rotating shaft and the toothed rotating bottom plate can both rotate; pulling first control lever downwards, first control lever drives slider and slide bearing and slides down together, and slide bearing rolls off from the arc wall of stopper, and the stopper falls back downwards, and the lower extreme block of stopper is in taking the latch of tooth rotating bottom plate, accomplishes locking. Because the upper end of stopper passes through spring coupling, and the spring has certain contractility, consequently, slide bearing can be fixed in the arc wall of stopper, can not drop back to the normal position downwards, only can reset when pulling first control lever downwards.

In some embodiments, the rotary swing B-axis mechanism includes a central shaft, a central shaft sleeve, a second control rod and a first gas spring, the central shaft is located in the middle of the first fixing frame, one end of the central shaft is installed in the first fixing frame, the other end is fixedly installed in the first fixing frame through the first central shaft sleeve, one end of the first central shaft sleeve is sleeved on the periphery of the central shaft, the other end is fixedly connected with the first rotating shaft, one end of the first gas spring is hinged to the first rotating shaft, the other end is fixedly connected with the first fixing frame, the first gas springs are two, the two first gas springs are located on two sides of the central shaft, and the second control rod is hinged to the first fixing frame and is matched with. Therefore, the second control rod is pulled upwards, so that one end of the second control rod is abutted against the first switch at one end of the first air spring, the two first air springs can stretch, and the first fixing frame and the first soft body can rotate and swing around the central shaft, so that the function of adjusting the rotation and the swing of the tail bed body is realized; similarly, the second control rod is pulled downwards, so that one end of the second control rod is restored, the first switch at one end of the first air spring is restored, the first air spring is locked and cannot stretch out and draw back, and the first fixing frame and the first soft body cannot continue to rotate around the central shaft.

In some embodiments, the vertical swing Y-axis mechanism includes a connecting member, a second rotating shaft, a third control rod, two second gas springs and a second locking mechanism, the connecting member is fixedly connected to the first central shaft sleeve and hinged to the first gas spring, the second rotating shaft is mounted to the connecting member and fixedly connected to the first rotating shaft, the third rotating shaft is fixedly connected to the first rotating shaft and located below the second rotating shaft, the second rotating shaft and the third rotating shaft are both perpendicular to the first rotating shaft, the second central shaft sleeve is further sleeved on an end of the central shaft away from the first central shaft sleeve, the two second gas springs are connected by a first connecting rod, the first connecting rod is fixedly connected to the second central shaft sleeve and perpendicular to the second central shaft sleeve, the other ends of the two second gas springs are hinged to two ends of the third rotating shaft, the second locking mechanism is mounted to the second central shaft sleeve, and a third control rod is arranged on the first fixing frame and used for controlling the second locking mechanism to compress or release the second switch. Therefore, the third control rod is pulled upwards, one end of the third control rod abuts against a second switch of the second gas springs, the two second gas springs can stretch out and draw back, meanwhile, one ends of the two second gas springs are hinged to two ends of a third rotating shaft, the second rotating shaft is arranged on the connecting piece, and the connecting piece is fixedly connected with the first fixing frame, so that the first fixing frame and the first soft body can rotate around the second rotating shaft, the second gas springs can rotate around the third rotating shaft, the up-and-down swinging of the first fixing frame and the first soft body can be realized through manual control, and the function of up-and-down swinging adjustment of the tail bed body is further realized; similarly, the third control rod is pulled downwards, so that one end of the third control rod is restored, the second switch of the second gas spring is restored, the second gas spring is locked and cannot stretch, and at the moment, the first fixing frame and the first soft body cannot continuously swing up and down.

In some embodiments, the second locking mechanism comprises a grooved shaft sleeve, first clamping strips, second clamping strips and a transmission rod, the second gas spring comprises a pipe handle, a telescopic rod and a gas rod joint, the gas rod joint is connected with the connecting rod, an opening is formed in the gas rod joint, one end of the pipe handle is hinged to the third rotating shaft, one end of the telescopic rod is connected with the other end of the pipe handle, the other end of the telescopic rod extends into the opening of the gas rod joint, the second switch is positioned at the end part of one end of the telescopic rod extending into the opening, the grooved shaft sleeve is sleeved on the periphery of one end of the second central shaft sleeve, two first limiting grooves are formed in the circumferential direction of the outer wall of the grooved shaft sleeve, the upper ends of the first clamping strips and the second clamping strips are respectively installed in the two first limiting grooves, the transmission rod is hinged in the opening of the gas rod joint, one end of the transmission rod is matched with the second switch, the other end of, the periphery of trough of belt axle sleeve is equipped with first contact lever, and first contact lever is perpendicular and fixed the setting in the outer wall of trough of belt axle sleeve, and the fixed second contact lever that is provided with on the third control lever, one side and the first contact lever of third control lever offset, and the opposite side offsets with first calorie of strip through the second contact lever. Therefore, the third control rod is pulled upwards, the third control rod drives the second contact rod to push the first clamping strip to move towards the second clamping strip, the first clamping strip drives the shaft sleeve with the groove to move together and pushes one end of the transmission rod to move towards one end far away from the pipe handle, the transmission rod is hinged to the air rod joint, the other end of the transmission rod moves towards the direction close to the pipe handle, and then a second switch at the end part of the telescopic rod is pressed tightly, at the moment, the second air spring can stretch out and draw back, and further the up-and-down swinging of the first fixing frame and the first soft body can be realized through manual control; on the contrary, the third control rod is pulled downwards, the other side of the third control rod is in contact with the first contact rod and pushes the first contact rod to move towards the direction close to the pipe handle, the first contact rod drives the shaft sleeve with the groove and the first clamping strip and the second clamping strip to move together, because one end of the transmission rod is located between the lower end of the first clamping strip and the lower end of the second clamping strip, one end of the transmission rod can move towards the end close to the pipe handle, the other end moves towards the direction far away from the pipe handle, and then the second switch at the end part of the telescopic rod is loosened, and the locking of the second gas spring is completed.

In some embodiments, the outer wall of the shaft sleeve with the groove is axially provided with a second limiting groove, the second limiting groove is perpendicular to the first limiting groove, the central shaft is fixedly provided with a limiting screw, and the limiting screw is located in the second limiting groove and is matched with two ends of the second limiting groove. From this, the displacement range of trough of belt axle sleeve can be restricted in the cooperation of spacing screw and second spacing groove, avoids the stroke of trough of belt axle sleeve to surpass the scope, guarantees second locking mechanism's smooth work.

In some embodiments, the third control rod comprises an inverted "n" shaped second connecting rod and an "S" shaped handle, both ends of the second connecting rod are rotatably mounted on the first fixing frame, one end of the handle is fixedly connected with the first fixing frame, the other end of the handle extends out of the first fixing frame, the protruding portion of the second connecting rod is located below the grooved shaft sleeve, and the first contact rod and the second contact rod are respectively located on both sides of the protruding portion of the second connecting rod.

The utility model has the advantages that: the utility model discloses a afterbody multiaxis adjustable physiotherapy bed has set up the horizontal swing X axle mechanism that is used for realizing the afterbody bed body horizontal hunting, be used for realizing the luffing motion Y axle mechanism of afterbody bed body luffing motion and be used for realizing the rotatory wobbling rotary swing B axle mechanism of the afterbody bed body, through adjusting horizontal swing X axle mechanism, luffing motion Y axle mechanism and rotary swing B axle mechanism can realize the left and right sides of the afterbody bed body, from top to bottom and rotatory triaxial regulation, functional strong, can satisfy different user demands.

Drawings

FIG. 1 is a schematic perspective view of a multi-axis adjustable physiotherapy couch with a rear portion;

figure 2 is a side elevational schematic view of the caudal multi-axis adjustable physiotherapy couch of figure 1;

figure 3 is a schematic view of the rear multi-axis adjustable physiotherapy couch shown in figure 1 with the soft body removed;

figure 4 is one of the schematic structural views of the horizontal swing X-axis mechanism of the caudal multi-axis adjustable physiotherapy couch shown in figure 3;

figure 5 is a second schematic structural view of the horizontal swing X-axis mechanism of the rear multi-axis adjustable physiotherapy couch shown in figure 3;

FIG. 6 is a schematic structural view of the upward and downward swinging Y-axis mechanism of the physiotherapy couch with multi-axis adjustable tail as shown in FIG. 3;

figure 7 is a bottom view of the caudal multi-axis adjustable physiotherapy couch shown in figure 3;

figure 8 is a second schematic structural view of the up-down swinging Y-axis mechanism of the physiotherapy couch with multi-axis adjustable tail shown in figure 3.

Reference numerals in FIGS. 1 to 8: 1-head bed body; 2-middle bed body; 3-tail bed body; 4-a chassis; 5-a connecting frame; 6-arm rest; 7-a foot lever; 8, an electric push rod; 11-a fourth software; 12-a fourth mount; 21-lumbar bed; 22-chest bed body; 31-leg bed body; 32-foot bed body; 33-horizontal swing X-axis mechanism; 34-a vertical swing Y-axis mechanism; 35-a rotary swing B-axis mechanism; 211-a second software; 212-a second mount; 221-a third software; 222-a third mount; 311-a first software; 312-a first mount; 331-a first rotation axis; 332-toothed rotating bed plate; 333-a first locking mechanism; 334-a first control lever; 341-a connector; 342-a second axis of rotation; 343-a third rotation axis; 344-third control lever; 345-a second gas spring; 346-a second locking mechanism; 347-first connecting rod; 351-central axis; 352-first central hub; 353-a second control lever; 354-a first gas spring; 355-a second central hub; 2121-fixing the plate; 2122-lower fixing plate; 2123-vertical partition; 2124-side plate; 3321-latch; 3331-a stop block; 3332-sliding block; 3333-spring; 3334-sliding bearings; 3441-handle; 3442-second connecting rod; 3442 a-convex part; 3451-a tube handle; 3452-telescoping rod; 3453-gas lever joint; 3454-second switch; 3461-grooved shaft sleeve; 3462-first card strip; 3463-a second card strip; 3464-drive rod; 3465-first contact bar; 3466-second contact bar; 3467-limit screws; 2123 a-chute; 3331 a-arc slot; 3453 a-opening; 3461 a-first limit groove; 3461 b-second limit groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Figures 1-8 schematically illustrate an embodiment of a caudal multi-axis adjustable physiotherapy couch.

As shown in figures 1-8, the physiotherapy couch with the multi-axis adjustable tail part comprises a head couch body 1, a middle couch body 2, a tail couch body 3, a bottom frame 4, a connecting frame 5, a foot pedal 7 and an electric push rod 8. The head bed body 1, the middle bed body 2 and the tail bed body 3 are hinged with each other, and two ends of the connecting frame 5 are respectively movably connected with the middle bed body 2 and the bottom frame 4. The middle bed body 2 of the present embodiment includes a waist bed body 21 and a chest bed body 22, and the chest bed body 22 and the waist bed body 21 are hinged to each other. The chest bed body 22 is connected with the head bed body 1, and the waist bed body 21 is connected with the tail bed body 3. The tail bed body 3 comprises a leg bed body 31 and a foot bed body 32 which are hinged with each other, and the leg bed body 31 is connected with the waist bed body 21. The upper end of the connecting frame 5 is hinged with the waist bed body 21, and the lower end is hinged with the bottom frame 4. The upper end of the electric push rod 8 is hinged with the waist bed body 21, and the lower end is hinged with the bottom frame 4. The foot rest lever 7 is hinged to the chassis 4 and located on one side of the chassis 4, and the foot rest lever 7 is matched with the electric push rod 8 and used for controlling the electric push rod 8 to work and further controlling the lifting of the whole bed body. Therefore, each part bed body can be correspondingly adjusted according to needs, and each part can be independently adjusted in angle, so that different use requirements are met. The two armrests 6 are positioned at two sides of the head bed body 1 and the chest bed body 22, and one end of the armrest 6 is hinged below the chest bed body 22. The arrangement of the handrail 6 is convenient for a user to place hands thereon for rest.

The head bed 1 of the present embodiment includes a fourth soft body 11 and a fourth fixing frame 12, and the fourth soft body 11 is fixedly mounted above the fourth fixing frame 12 by screws. The thoracic bed 22 of the present embodiment includes a third soft body 221 and a third fixing frame 222, and the third soft body 221 is fixed above the third fixing frame 222 by screws. The waist bed 21 of the present embodiment includes a second soft body 211 and a second fixing frame 212, and the second soft body 211 is fixed above the second fixing frame 212 by screws. The second fixing frame 212, the third fixing frame 222 and the fourth fixing frame 12 are hinged with each other.

The leg bed 31 of the present embodiment includes a first soft body 311 and a first fixing frame 312, and the first soft body 311 is fixed above the first fixing frame 312 by screws. The tail bed body 3 of the present embodiment further includes a horizontal swing X-axis mechanism 33, a vertical swing Y-axis mechanism 34, and a rotary swing B-axis mechanism 35. The first soft body 311 is fixed and installed above the first fixing frame 312 by screws. The horizontal swing X-axis mechanism 33 is mounted on the second fixing frame 212 of the waist bed 21 and is matched with the first fixing frame 312, one end of the vertical swing Y-axis mechanism 34 and one end of the rotary swing B-axis mechanism 35 are both connected with the waist bed 13, and the other end is mounted on the first fixing frame 312. The up-and-down swing Y-axis mechanism 34 and the rotary swing B-axis mechanism 35 are both matched with the first fixing frame 312. The horizontal swinging X-axis mechanism 33 is used for realizing the left-right swinging of the first fixed frame 312 and the tail bed body 3; the up-and-down swinging Y-axis mechanism 34 is used for realizing up-and-down swinging of the first fixing frame 312 and the tail bed body 3; the rotary swing B-axis mechanism 35 is used for realizing the rotary swing of the first fixing frame 312 and the tail bed body 3.

As shown in fig. 3 to 5, the horizontal swing X-axis mechanism 33 of the present embodiment includes a first rotation shaft 331, a toothed rotation base plate 332, a first lock mechanism 333, and a first lever 334. Second mount 212 includes an upper fixing plate 2121, a lower fixing plate 2122, a vertical spacer 2123, and a side plate 2124. Two ends of the vertical spacer 2123 are respectively connected to the upper fixing plate 2121 and the lower fixing plate 2122, and the side plates 2124 are mounted on two sides of the upper fixing plate 2121 and the lower fixing plate 2122. One end of the first fixing frame 312 is fixedly connected to the first rotating shaft 331, and both ends of the first rotating shaft 331 are respectively mounted to the upper fixing plate 2121 and the lower fixing plate 2122 through ball bearings. The toothed rotating base plate 332 is fixedly secured to the outer circumference of the first rotating shaft 331 by welding and is located at the lower end of the first rotating shaft 331, and a distance is provided between the toothed rotating base plate 332 and the lower fixing plate 2122. Thereby, the toothed rotating base plate 332 may rotate along with the first rotating shaft 331. The first locking mechanism 333 is disposed on the vertical partition 2123 and engaged with the latch 3321 on both sides of the toothed rotating bottom plate 332, the first lever 334 is mounted on one side of the vertical partition 2123, one end of the first lever 334 is connected to the first locking mechanism 333, the other end passes through the side plate 2124, and the first lever 334 is used to control the first locking mechanism 333 to be engaged with or disengaged from the latch 3321 on both sides of the toothed rotating bottom plate 332.

The first locking mechanism 333 of this embodiment includes a stopper 3331, a slider 3332, a spring 3333, and a sliding bearing 3334. The sliding block 3332 is an inverted triangle and is located at one side of the vertical partition 2123, and a corner of the lower end of the sliding block 3332 is hinged to the first control rod 334. The sliding bearings 3334 are fixedly installed at two corners of the upper end of the sliding block 3332 by means of a pin. The number of the limiting blocks 3331 is two, and the two limiting blocks 3331 are located on the other side of the vertical partition 2123. The distance between the two limiting blocks 3331 increases from top to bottom in sequence and is arranged on the vertical clapboard 2123 in a splayed shape. The lower ends of the two limiting blocks 3331 are hinged to the vertical partition plate 2123, and the upper ends are connected through a spring 3333. The upper ends of the two limit blocks 3331 are provided with hooks, and the two ends of the spring 3333 are hooked on the hooks at the upper ends of the two limit blocks 3331. An annular sliding groove 2123a is formed in the position, corresponding to the sliding block 3332, of the vertical partition plate 2123, the sliding block 3332 can drive the sliding bearing 3334 to slide in the sliding groove 2123a, and the upper end of the sliding bearing 3334 abuts against the side wall of the upper end of the limiting block 3331. The side walls of the lower ends of the two limit blocks 3331 are respectively engaged with the latch 3321 on both sides of the toothed rotating bottom plate 332. An arc-shaped groove 3331a is formed in the side wall of the upper end of the limiting block 3331, which is in contact with the sliding bearing 3334, and the arc-shaped groove 3331a is matched with the outer wall of the sliding bearing 3334. The upper end of stopper 3331 is connected through spring 3333, and spring 3333 has certain contractile force, and consequently, when slide bearing 3334 blocks into arc-shaped groove 3331a, the bearing can be fixed in the arc-shaped groove 3331a of stopper 3331, can not drop back to the normal position downwards, only can reset when pulling down first control lever 334.

The operation principle of the horizontal swing X-axis mechanism 33 of the present embodiment is:

when the first lever 334 is in the initial state, the lower end of the stopper 3331 is engaged with the teeth 3321 of the toothed rotating base plate 332, and at this time, the first rotating shaft 331 and the toothed rotating base plate 332 are locked and cannot rotate. When the tail bed body 3 needs to be adjusted in a left-right swinging mode, the first control rod 334 is pulled upwards, the first control rod 334 drives the sliding block 3332 and the sliding bearing 3334 to slide upwards together, the sliding bearing 3334 slides upwards to abut against the limiting block 3331 to move upwards together, so that the part, originally clamped in the clamping tooth 3321, of the lower end of the limiting block 3331 is far away from the clamping tooth 3321 of the toothed rotating bottom plate 332, when the sliding bearing 3334 is clamped in the arc-shaped groove 3331a of the limiting block 3331, the first control rod 334 is loosened, the first rotating shaft 331 and the toothed rotating bottom plate 332 can both rotate, the first fixing frame 312 fixedly connected with the first rotating shaft 331 and the first soft body 311 on the first fixing frame can swing left and right around the first rotating shaft 331, and the function of adjusting in the left-right swinging mode of. When the tail bed body 3 needs to be locked, the first control rod 334 is pulled downwards, the first control rod 334 drives the sliding block 3332 and the sliding bearing 3334 to slide downwards together, the sliding bearing 3334 slides out of the arc-shaped groove 3331a of the limiting block 3331, the limiting block 3331 falls downwards, the lower end of the limiting block 3331 is clamped in the clamping teeth 3321 of the toothed rotating bottom plate 332, locking is completed, and at the moment, the first rotating shaft 331 and the toothed rotating bottom plate 332 cannot rotate.

As shown in fig. 5 to 7, the rotary swing B-axis mechanism 35 of the present embodiment includes a center shaft 351, a first center boss 352, a second lever 353, and a first air spring 354. The central shaft 351 is located in the middle of the first fixing frame 312, the right end of the central shaft 351 is installed on the first fixing frame 312, and the left end is fixedly installed on the first fixing frame 312 through the first central shaft sleeve 352. The right end of the first central shaft sleeve 352 is sleeved on the outer circumference of the central shaft 351, and the left end is fixedly connected with the first rotating shaft 331. One end of the first air spring 354 is hinged to the first rotating shaft 331, and the other end is fixedly connected to the first fixing frame 312. The connection point of the first air spring 354 to the first rotation shaft 331 is located below the connection point of the first central boss 352 to the first rotation shaft 331. The number of the first air springs 354 in this embodiment is two, and the two first air springs 354 are respectively located on both sides of the central shaft 351. The second lever 353 is hinged to the first holder 312 and cooperates with the first air spring 354. The first switch is provided at an end of the first air spring 354 contacting the second lever 353, and the first switch can be pressed or released by pulling the second lever 353 upward or downward.

The operation principle of the rotary swing B-axis mechanism 35 of the present embodiment is:

the second control rod 353 is pulled upwards, so that one end of the second control rod 353 abuts against the first switch at the end of the first air spring 354, at the moment, both the first air springs 354 can stretch, the first fixed frame 312 and the first soft body 311 can rotate and swing around the central shaft 351, when swinging, one of the first air springs 354 contracts, the other first air spring 354 extends, and further the function of rotating, swinging and adjusting the tail bed body 3 is realized; when the tail bed body 3 needs to be locked, the second control rod 353 is pulled downwards, so that one end of the second control rod 353 is restored, the first switch at one end of the first air spring 354 is restored, the two first air springs 354 are locked and cannot stretch out and retract, and at the moment, the first fixing frame 312 and the first soft body 311 cannot continue to rotate around the central shaft 351 to complete locking.

As shown in fig. 6 to 8, the vertical swing Y-axis mechanism 34 of the present embodiment includes a connection member 341, a second rotation shaft 342, a third rotation shaft 343, a third control lever 344, a second gas spring 345, and a second locking mechanism 346. The right end of the connector 341 is welded to the left end of the first central boss 352 and is hinged to one end of the first gas spring 354. The second rotation shaft 342 is fixedly mounted to the connection member 341 through a bearing, and the left side of the second rotation shaft 342 is welded to the right side of the first rotation shaft 331. The left side of the third rotation shaft 343 is welded to the right side of the first rotation shaft 331 and is located below the second rotation shaft 342. The second and third rotation axes 342 and 343 are perpendicular to the first rotation axis 331. The right end of the central shaft 351 is also fixedly sleeved with a second central sleeve 355. The two second gas springs 345 according to this embodiment are connected to each other by a first connecting rod 347, and the left ends of the two second gas springs 345 are respectively hinged to both ends of the third rotating shaft 343. The first connecting rod 347 is welded to the second central boss 355 and is perpendicular to the second central boss 355. A second locking mechanism 346 is mounted to the second central hub 355. One end of second gas spring 345 is provided with a second switch 3454. The second locking mechanism 346 is engaged with the second switch 3454, and the third control rod 344 is disposed on the first fixing frame 312 and is used for controlling the second locking mechanism 346 to press or release the second switch 3454. Second locking mechanism 346 of the present embodiment includes a slotted boss 3461, a first strap 3462, a second strap 3463, and a drive link 3464. Second gas spring 345 of this embodiment includes a pipe handle 3451, a telescoping rod 3452, and a gas rod connection 3453. The right end of the air link joint 3453 is hinged to the first connecting rod 347. The air rod connector 3453 has an opening 3453a at the middle portion. The left end of the pipe handle 3451 is hinged to the third rotating shaft 343, and the left end of the telescopic rod 3452 is connected to the right end of the pipe handle 3451. The right end of the telescoping rod 3452 passes through the cylinder fitting and extends into the opening 3453a of the gas rod fitting 3453. The second switch 3454 is installed at the end of the left end of the telescopic link 3452. The grooved axle sleeve 3461 is sleeved on the outer circumference of the left end of the second central axle sleeve 355. Two first limiting grooves 3461a are circumferentially formed in the outer wall of the shaft sleeve 3461 with a groove, and the first limiting grooves 3461a are annular. The upper ends of the first strap 3462 and the second strap 3463 are respectively fixed and welded in the two first limiting grooves 3461 a. One end of the transmission lever 3464 near the air lever joint 3453 is hinged in the opening 3453a of the air lever joint 3453, and the end of the transmission lever 3464 is engaged with the second switch 3454. The other end of drive link 3464 is located between the lower end of first strap 3462 and the lower end of second strap 3463. The first contact bar 3465 is disposed on the outer periphery of the slotted shaft sleeve 3461, the first contact bar 3465 is vertically and fixedly disposed on the outer wall of the slotted shaft sleeve 3461, and the first contact bar 3465 is disposed on one side of the third control bar 344. The other side of the third control lever 344 is provided with a second contact lever 3466, and the second contact lever 3466 is welded to the third control lever 344. The first contact bar 3465 and the second contact bar 3466 of the present embodiment are both iron posts. One side of the third control lever 344 abuts against the first contact lever 3465, and the other side abuts against the first locking bar 3462 through the second contact lever 3466.

As shown in fig. 8, the third control lever 344 of the present embodiment includes an inverted "t" shaped second connecting rod 3442 and an "S" shaped handle 3441. A square groove is formed on the first fixing frame 312, two ends of the second connecting rod 3442 are erected on the square groove of the first fixing frame 312, and then two ends of the second connecting rod 3442 can rotate in the square groove. One end of the handle 3441 is welded to the second connecting rod 3442, and the other end extends out of the first fixing frame 312. The convex portion 3442a of the middle portion of the second connecting link 3442 is located below the grooved shaft housing 3461, and the first contact link 3465 and the second contact link 3466 are located on both sides of the convex portion 3442a of the second connecting link 3442, respectively.

As shown in fig. 8, the outer wall of the grooved shaft sleeve 3461 of the present embodiment has a second limiting groove 3461b axially formed therein, and the second limiting groove 3461b is perpendicular to the first limiting groove 3461 a. A limit screw 3467 is fixed on the central shaft, and the limit screw 3467 is located in the second limit groove 3461b and matches with two ends of the second limit groove 3461 b. The limit screw 3467 and the second limit groove 3461b are engaged to limit the movement range of the shaft sleeve 3461, so as to prevent the shaft sleeve 3461 from exceeding the range of the stroke and ensure the smooth operation of the second locking mechanism 346.

The operation principle of the vertical swing Y-axis mechanism 34 of the present embodiment is:

the third control rod 344 is pulled upwards, the third control rod 344 drives the second contact rod 3466 to push the first clamping strip 3462 to move towards the second clamping strip 3463, the first clamping strip 3462 drives the grooved shaft sleeve 3461 to move together and pushes one end of the transmission rod 3464 to move towards one end far away from the pipe handle 3451, the transmission rod 3464 is hinged to the air rod joint 3453, the other end of the transmission rod 3464 moves towards the direction close to the pipe handle 3451, and then the second switch 3454 at the end of the telescopic rod 3452 is pressed, at this time, the second air spring 345 can extend and retract, and further the up-and-down swing of the first fixing frame 312 and the first soft body 311 can be realized by manually controlling the tail bed body 3; conversely, when the third control rod 344 is pulled downward, the other side of the third control rod 344 contacts the first contact rod 3465 and pushes the first contact rod 3465 to move toward the direction close to the pipe handle 3451, the first contact rod 3465 drives the grooved shaft sleeve 3461 and the first and second locking strips 3462 and 3463 to move together, because one end of the transmission rod 3464 is located between the lower end of the first locking strip 3462 and the lower end of the second locking strip 3463, one end of the transmission rod 3464 will move toward the end close to the pipe handle 3451, and the other end will move away from the pipe handle 3451, so as to release the second switch 3454 at the end of the telescopic rod 3452 and complete the locking of the second gas spring 345.

The physiotherapy couch with the multi-axis adjustable tail part of the embodiment is provided with the horizontal swinging X-axis mechanism 33, the up-and-down swinging Y-axis mechanism 34 and the rotary swinging B-axis mechanism 35, the left-and-right swinging of the tail couch body 3 in the horizontal direction can be realized by pulling the first control rod 334 upwards, and the locking of the left-and-right swinging position can be completed by pulling the first control rod 334 downwards; the left-right rotary swing of the tail bed body 3 can be realized by pulling the second control rod 353 upwards, and the locking of the rotary swing position can be completed by pulling the second control rod 353 downwards; the vertical swing of the tail bed body 3 in the vertical direction can be realized by pulling the third control rod 344 upwards, and the locking of the vertical swing position can be completed by pulling the third control rod 344 downwards; if the first control lever 334, the second control lever 353 and the third control lever 344 are pulled upwards at the same time, the tail bed body 3 can be adjusted in three axes of left, right, up and down and rotation at the same time, and the three-axis adjusting device is high in functionality and capable of meeting different use requirements.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims (9)

1. The physiotherapy bed with the adjustable tail multi-axis comprises a head bed body (1), a middle bed body (2), a tail bed body (3), an underframe (4) and a connecting frame (5), wherein the head bed body (1), the middle bed body (2) and the tail bed body (3) are hinged with each other, two ends of the connecting frame (5) are respectively movably connected with the middle bed body (2) and the underframe (4), the physiotherapy bed is characterized in that the tail bed body (3) comprises a first soft body (311), a first fixing frame (312), a horizontal swinging X-axis mechanism (33), an up-and-down swinging Y-axis mechanism (34) and a rotary swinging B-axis mechanism (35), the first soft body (311) is arranged above the first fixing frame (312), the horizontal swinging X-axis mechanism (33) is arranged on the middle bed body (2) and matched with the first fixing frame (312), one ends of the up-and-down swinging Y-axis mechanism (34) and the rotary swinging B-axis mechanism (35) are connected with the middle bed, the other end is arranged on a first fixing frame (312), and the up-and-down swinging Y-axis mechanism (34) and the rotary swinging B-axis mechanism (35) are matched with the first fixing frame (312).

2. The physiotherapy couch with multi-adjustable tail according to claim 1, wherein the horizontal swing X-axis mechanism (33) comprises a first rotation shaft (331), a toothed rotation base plate (332), a first locking mechanism (333) and a first control rod (334), the middle couch (2) comprises a waist couch (21), the waist couch (21) comprises a second soft body (211) and a second fixed frame (212), the second soft body (211) is installed above the second fixed frame (212), the second fixed frame (212) comprises an upper fixed plate (2121), a lower fixed plate (2122), a vertical partition plate (2123) and side plates (2124), two ends of the vertical partition plate (2123) are respectively connected with the upper fixed plate (2121) and the lower fixed plate (2122), the side plates (2124) are installed on two sides of the upper fixed plate (2121) and the lower fixed plate (2122), the one end and the first rotation axis (331) fixed connection of first mount (312), install respectively in upper fixed plate (2121) and bottom plate (2122) first rotation axis (331) both ends, take the fixed periphery of locating first rotation axis (331) of tooth rotating bottom plate (332), first locking mechanism (333) set up in vertical baffle (2123) and with the latch (3321) looks block of tooth rotating bottom plate (332) both sides, one side in vertical baffle (2123) is installed in first control lever (334), the one end and the first locking mechanism (333) of first control lever (334) are connected, and the other end passes curb plate (2124), first control lever (334) are used for controlling first locking mechanism card to go into or leave latch (3321) of tooth rotating bottom plate (332) both sides.

3. The caudal polyaxially adjustable physiotherapy couch according to claim 2, wherein the first locking mechanism (333) comprises a stop block (3331), a slider block (3332), and a spring (3333), the sliding block (3332) is arranged on one side of the vertical clapboard (2123), one end of the sliding block (3332) is hinged with the first control rod (334), the number of the limiting blocks (3331) is two, the two limiting blocks (3331) are arranged on the other side of the vertical clapboard (2123), one end of each limiting block (3331) is hinged to the vertical clapboard (2123), the other end of each limiting block (3331) is connected with the other end of each limiting block through a spring (3333), a sliding groove (2123a) is formed in the vertical partition plate (2123), the sliding block (3332) is in sliding fit with the sliding groove (2123a), the other end of the sliding block (3332) abuts against a limiting block (3331), and the two limiting blocks (3331) are respectively clamped with clamping teeth (3321) on two sides of the toothed rotating bottom plate (332).

4. The physiotherapy couch with multi-axis adjustable rear portion as claimed in claim 3, wherein the first locking mechanism (333) further comprises a sliding bearing (3334), the sliding block (3332) is an inverted triangle sliding block (3332), one corner of the lower end of the sliding block (3332) is hinged to the first lever (334), the sliding bearing (3334) is fixedly installed at two corners of the upper end of the sliding block (3332) and passes through the sliding slot (2123a) to abut against the stopper (3331), the stopper (3331) is formed with an arc-shaped slot (3331a), and the outer wall of the sliding bearing (3334) is engaged with the arc-shaped slot (3331 a).

5. The physiotherapy couch with multi-axis adjustable tail portion as claimed in claim 2, wherein the B-axis mechanism (35) comprises a central shaft (351), a first central shaft sleeve (352), a second control rod (353) and two first air springs (354), the central shaft is located at the middle portion of the first fixing frame (312), one end of the central shaft (351) is mounted on the first fixing frame (312), the other end of the central shaft is fixedly mounted on the first fixing frame (312) through the first central shaft sleeve (352), one end of the first central shaft sleeve (352) is sleeved on the periphery of the central shaft (351), the other end of the first central shaft sleeve (352) is fixedly connected with the first rotating shaft (331), one end of each first air spring (354) is hinged to the first rotating shaft (331), the other end of each first air spring (354) is fixedly connected with the first fixing frame (312), two first air springs (354) are located at two sides of the central shaft (351), the second control rod (353) is hinged to the first fixing frame (312) and is matched with the first air spring (354).

6. The physiotherapy couch with multi-axis adjustable tail portion according to claim 4, wherein the up-and-down swinging Y-axis mechanism (34) comprises a connecting member (341), a second rotating shaft (342), a third rotating shaft (343), a third control rod (344), a second gas spring (345) and a second locking mechanism (346), the connecting member (341) is fixedly connected with a first central shaft sleeve (352) and hinged with a first gas spring (354), the second rotating shaft (342) is installed on the connecting member (341) and fixedly connected with the first rotating shaft (331), the third rotating shaft (343) is fixedly connected with the first rotating shaft (331) and positioned below the second rotating shaft (342), the second rotating shaft (342) and the third rotating shaft (343) are both perpendicular to the first rotating shaft (331), and a second central shaft sleeve (355) is further sleeved on the end of the central shaft (351) far away from the first central shaft sleeve (352), the number of the second gas springs (345) is two, one end of each of the two second gas springs (345) is connected through a first connecting rod (347), the first connecting rods (347) are fixedly connected to a second central shaft sleeve (355) and are perpendicular to the second central shaft sleeve (355), the other ends of the two second gas springs (345) are respectively hinged to two ends of a third rotating shaft (343), the second locking mechanism (346) is mounted on the second central shaft sleeve (355), a second switch (3454) is arranged on each of the second gas springs (345), the second locking mechanism (346) is matched with the second switch (3454), and the third control rod (344) is arranged on the first fixing frame (312) and is used for controlling the second locking mechanism (346) to press or release the second switch (3454).

7. The physiotherapy couch with adjustable aft multi-axis according to claim 6, wherein the second locking mechanism (346) comprises a shaft housing (3461) with a groove, a first clamping bar (3462), a second clamping bar (3463) and a transmission rod (3464), the second gas spring (345) comprises a tube handle (3451), a telescopic rod (3452) and a gas rod joint (3453), the gas rod joint (3453) is connected to the first connection rod (347), the gas rod joint (3453) is opened with an opening (3453a), one end of the tube handle (3451) is hinged to the third rotation shaft (343), one end of the telescopic rod (3452) is connected to the other end of the tube handle (3451), the other end of the telescopic rod joint (3453) is opened with the opening (3453a), the second switch (3454) is located at the end of the telescopic rod (3452) which is opened with the opening (3453a), the groove (3461) is sleeved on the outer circumference of one end of the second central shaft housing (355), two first limit grooves (3461a) are arranged on the outer wall of the shaft sleeve (3461) with the groove in the circumferential direction, the upper ends of the first clamping strip (3462) and the second clamping strip (3463) are respectively arranged in the two first limiting grooves (3461a), the transmission rod (3464) is hinged in the opening (3453a) of the air rod joint (3453), one end of the transmission rod (3464) is matched with the second switch (3454), the other end is positioned between the lower end of the first clamping strip (3462) and the lower end of the second clamping strip (3463), a first contact rod (3465) is arranged on the periphery of the grooved shaft sleeve (3461), the first contact rod (3465) is vertically and fixedly arranged on the outer wall of the grooved shaft sleeve (3461), a second contact rod (3466) is fixedly arranged on the third control rod (344), one side of the third control rod (344) is abutted against the first contact rod (3465), and the other side of the third control rod is abutted against the first clamping strip (3462) through the second contact rod (3466).

8. The physiotherapy couch with the multi-axis adjustable tail portion as claimed in claim 7, wherein a second limiting groove (3461b) is axially formed along an outer wall of the shaft sleeve (3461) with the groove, the second limiting groove (3461b) is perpendicular to the first limiting groove (3461a), a limiting screw (3467) is fixedly arranged on the central shaft (351), and the limiting screw (3467) is located in the second limiting groove (3461b) and is matched with two ends of the second limiting groove (3461 b).

9. The physiotherapy couch with adjustable caudal multi-axis according to claim 6, wherein the third control rod (344) comprises a second connecting rod (3442) and a handle (3441), both ends of the second connecting rod (3442) are rotatably mounted to the first fixing frame (312), one end of the handle (3441) is fixedly connected to the first fixing frame (312) and the other end thereof protrudes out of the first fixing frame (312), the protrusion part (3442a) of the second connecting rod (3442) is located under the grooved shaft sleeve (3461), and the first contact rod (3465) and the second contact rod (3466) are respectively located at both sides of the protrusion part (3442a) of the second connecting rod (3442).