CN205795876U - One is lain prostrate formula multi-angle bed for traction - Google Patents

Abstract

A lying-down multi-angle traction treatment bed belongs to the field of medical equipment, including a bed frame, a head bed board, an upper trunk bed board, and a lower limb bed board arranged on the bed frame, and the front end of the lower limb bed board is hinged to the bed frame for positioning, And with the help of the lower limb bed board driving mechanism set under the bed frame, it has the degree of freedom of vertical rotation. The front end of the bed frame is equipped with a front traction frame, and the rear end is equipped with a matching traction device. The upper trunk bed board is symmetrically arranged corresponding to the waist of the patient. There are four oblique moving blocks hinged on the bed frame by means of positioning rotating shafts and have a degree of freedom of vertical orientation rotation, and an oblique moving driving mechanism is arranged on the corresponding bed frame below the oblique moving blocks.

Description

A lying multi-angle traction treatment bed

technical field

The utility model belongs to the field of medical equipment, in particular to a lying multi-angle traction treatment bed.

Background technique

With the development of the current society, many workers suffer from mild or severe lumbar spine diseases, especially when they are middle-aged and elderly, the pain is more serious, which brings great inconvenience to daily work and life. Medical units adopt the traditional method of traction and massage for treatment, so a large number of traction and massage medical equipment have appeared on the market for medical personnel to use, but most traction treatment medical equipment on the market has a single function and can only perform static force in a horizontal line. Traction cannot realize multi-angle dynamic traction therapy and lumbar twisting traction therapy, so the therapeutic effect is not ideal.

Contents of the invention

The technical problem to be solved by the utility model is to provide a lying and horizontal multi-angle traction treatment bed, by setting the lumbar vertebrae oblique moving device and the rotatable lower limb bed board to cooperate with the corresponding horizontal traction and angle traction device, and then by setting at the end of the bed The leg traction device realizes a multi-purpose bed, which greatly improves the treatment effect.

The technical scheme adopted by the utility model is: a lying multi-angle traction treatment bed, including a bed frame, a head bed board, an upper trunk bed board and a lower limb bed board arranged on the bed frame, the front end of the lower limb bed board and the bed frame Hinged positioning, and with the help of the lower limb bed board drive mechanism set under the bed frame, it has a vertical orientation rotation degree of freedom, a front traction frame is provided at the front end of the bed frame, and a matching traction device is provided at the rear end, and the upper trunk bed board corresponds to the waist of the patient The position is symmetrically provided with four oblique moving blocks hinged on the bed frame by means of positioning shafts and has a degree of freedom of vertical orientation rotation, and the corresponding bed frame below the oblique moving blocks is provided with an oblique moving driving mechanism.

Further, the inclined moving driving mechanism includes two driving rods correspondingly arranged under the four inclined moving blocks, the middle parts of the two driving rods are hingedly positioned on the bed frame, and the two ends are respectively connected to the corresponding two inclined moving blocks. Contact, one end of the two driving rods is respectively hinged to the two ends of the rocker with the help of the connecting rod, the rocker is positioned on the bed frame with the help of the rotating shaft, and has a vertical rotation degree of freedom, and the output of the drive motor with the help of the intermediate transmission mechanism and the oblique movement shaft connection.

Further, the intermediate transmission mechanism includes runners respectively arranged on the rotating shaft of the rocker and the gearbox, and a transmission rod hinged between the runners, and the output shaft of the tilting drive motor is connected to the gearbox by means of a belt transmission mechanism.

Further, the intermediate transmission mechanism includes a large gear arranged on the rotating shaft of the rocker and a pinion gear meshed with the large gear and arranged on the drive motor of the tilting

Further, horizontal outreach boards fixedly connected with the bed frame are respectively added on both sides of the rear section of the bed board for the lower limbs, and a leg tractor is hinged at the rear end of the upper surface of the horizontal outreach board.

Further, the leg retractor includes a casing, a lead screw with a degree of freedom of rotation arranged in the casing and a matching nut, a guide groove arranged on the casing, and a pull rod connected to the nut through the guide groove, the wire One end of the bar is provided with a handwheel.

Further, the traction device includes a traction control cabinet positioned at the rear end of the bed frame, a traction suspension frame hinged and positioned on the traction control cabinet with a degree of freedom of horizontal rotation by means of a support frame, suspension pulleys hinged at both ends of the traction suspension frame, The guide pulley symmetrically positioned on the upper end surface of the traction control cabinet, the two traction wire ropes and the two sets of traction drive mechanisms provided in the traction control cabinet are matched. The other ends are respectively connected with respective traction drive mechanisms through respective suspension pulleys and guide pulleys.

Further, the traction drive mechanism includes a traction linear motor positioned at the bottom of the traction control cabinet, a fixed pulley block positioned at the top of the traction control cabinet, and a matching torque detection sensor, and the end of the traction wire rope is fixed at the output end of the traction linear motor Go around the fixed pulley block in the upper and middle.

Further, the driving mechanism of the bed board for lower limbs is a linear motor, the two ends of which are respectively hinged with the bed frame and the lower end surface of the bed board for lower limbs.

The beneficial effects produced by adopting the utility model: (1) The lumbar spine and the waist are forced to twist by setting the lumbar vertebrae oblique movement traction device composed of the oblique movement block and the oblique movement driving mechanism, which improves the therapeutic effect of the lumbar vertebrae traction; (2) through the rotatable The lower limb bed board adjusts the angle of the patient's lumbar spine. With the help of the suspension pulley and guide pulley set at the end of the bed frame, the patient is pulled at different angles by the traction wire rope bypassing each pulley. The traction wire rope is connected with the traction control cabinet. It is connected with the internal traction drive mechanism, and the patient's lumbar spine can be relaxed by outputting different torques. At the same time, with multi-angle traction, the lesion of the lumbar spine can receive more comprehensive traction treatment, which improves the treatment effect and shortens the treatment time; ( 3) The utility model integrates multiple functions of lumbar multi-angle traction, lumbar oblique traction and leg traction, saving costs.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a top view of a bed board composed of a head bed board, an upper trunk bed board and a lower limb bed board;

Fig. 3 is the structural representation of upper trunk bed board;

Fig. 4 is the schematic diagram of the combination of the oblique moving block and the oblique moving driving mechanism;

Fig. 5 is a structural schematic diagram of the driving mechanism for oblique movement;

Fig. 6 is a schematic diagram of the structure in the traction control cabinet;

Fig. 7 is a schematic structural view of the leg retractor;

Figure 8 is a schematic cross-sectional view of Figure 7;

In the accompanying drawings: 1 is a bed frame, 11 is a front traction frame, 12 is a traction control cabinet, 121 is a traction linear motor, 122 is a fixed pulley, 13 is a traction suspension frame, 14 is a support frame, and 15 is a suspension pulley, 16 is a guide pulley, 17 is a traction wire rope, 18 is a rear traction bracket, 19 is a traction strap, 21 is a head bed board, 22 is an upper trunk bed board, 221 is an inclined moving block, 222 is a driving rod, 223 is a rocker, 224 is a connecting rod, 225 is a driving motor for tilting, 226 is a gearbox, 227 is a runner, 228 is a transmission rod, 23 is a bed board for lower limbs, 231 is a driving mechanism for a bed board for lower limbs, 24 is a horizontal extension board, and 25 is a leg traction Device, 251 is a shell, 252 is a leading screw, 253 is a nut, 254 is a guide groove, 255 is a drawbar, and 256 is a hand wheel.

detailed description

Referring to accompanying drawing 1-8, a kind of crouching type multi-angle traction treatment bed, comprises bed frame 1, the head bed board 21 that is arranged on bed frame 1, upper trunk bed board 22 and lower limb bed board 23, the lower limb bed board 23 The front end is hingedly positioned with the bed frame 1, and has a vertical azimuth rotation degree of freedom by means of the lower limb bed board driving mechanism 231 arranged under the bed frame 1. A front traction frame 11 is provided at the front end of the bed frame 1, and a matching traction device is provided at the rear end On the upper torso bed board 22 corresponding to the patient's waist, there are four oblique moving blocks 221 hinged on the bed frame 1 with a vertical orientation rotation degree of freedom by means of positioning shafts, and on the corresponding bed frame 1 below the oblique moving blocks 221 Equipped with a tilting drive mechanism. The lower limb bed board driving mechanism 3 is a linear motor, and its two ends are respectively hinged with the bed frame 1 and the lower end surface of the lower limb bed board 23 .

The inclined moving drive mechanism includes two driving rods 222 correspondingly arranged under the four inclined moving blocks 221, the middle parts of the two driving rods 222 are hingedly positioned on the bed frame 1, and the two ends are respectively connected to the corresponding two inclined moving blocks. 221 are in contact with each other, and one end of the two driving rods 222 is respectively hinged on the two ends of the rocking rod 223 by means of the connecting rod 224, and the rocking rod 223 is positioned on the bed frame 1 by means of a rotating shaft to have a vertical degree of freedom of rotation, and by means of an intermediate transmission mechanism It is connected with the output shaft of the tilting drive motor 225.

There are two kinds of embodiments of the intermediate transmission mechanism, wherein the first embodiment of the intermediate transmission mechanism is shown in accompanying drawings 4-5, including the rotating shaft 227 respectively arranged on the rotating shaft of the rocker 223 and the gearbox 226 1. The transmission rod 228 hinged between the running wheels 227, the output shaft of the obliquely moving drive motor 225 is connected with the gearbox 226 by means of a belt drive mechanism.

The second embodiment of the intermediate transmission mechanism includes a large gear arranged on the rotating shaft of the rocker 223 and a small gear meshed with the large gear and arranged on the tilting drive motor 225 .

Referring to accompanying drawing 7-8, the lower extremity bed board 22 rear section both sides are respectively added with the horizontal outreach board 24 that is fixedly connected with bed frame 1, and the rear end of horizontal outreach board 24 upper end faces is hinged with leg tractor 25. The leg puller 25 includes a housing 251, a lead screw 252 with a degree of freedom of rotation and a matching nut 253 arranged in the housing 251, a guide groove 254 arranged on the housing 251, and a screw connected to the nut 253 through the guide groove 254. A traction rod 255, and a hand wheel 256 is provided at one end of the screw 252.

Referring to accompanying drawing 1 and 6, described traction device comprises the traction control cabinet 12 that is positioned at the rear end of bedstead 1, is hinged on the traction control cabinet 12 with the traction suspension frame 13 that is hinged on the traction control cabinet 12 with support frame 14, is hinged on The suspension pulley 15 at the two ends of the traction suspension frame 13, the guide pulley 16 symmetrically positioned on the upper end surface of the traction control cabinet 12, two traction wire ropes 17 and two sets of traction drive mechanisms that are matched to be arranged in the traction control cabinet 12, the two One end of the traction wire rope 17 is respectively connected with the rear traction bracket 18 and the traction strap 19, the middle bypasses the respective suspension pulley 15 and the guide pulley 16, and the other end is respectively connected with the respective traction drive mechanism. The traction drive mechanism includes a traction linear motor 121 positioned at the bottom of the traction control cabinet 12, a set of fixed pulleys 122 positioned at the top of the traction control cabinet 12 and a supporting torque detection sensor, and the ends of the traction wire rope 17 are fixed on the traction linear motor On the output end of 121, fixed pulley 122 groups are walked around in the middle.

During specific implementation, when traction treatment is required for the lumbar spine and waist of the human body, the human body lies flat on the treatment bed, and the patient's upper limbs are connected to the front traction frame 11 by means of the chest traction belt, and the patient's lower limbs are connected to the rear traction bracket by means of the waist traction belt. 18 connections; when multi-angle adjustment of lumbar traction is required, adjust the expansion and contraction of the lower limb bed driving mechanism 231 to make the lower limb bed 23 rotate up and down, so that the lower limb bed 23 forms upward tilting at different angles, and then stretches and circles through the traction linear motor 121 122 groups of fixed pulleys, the traction wire rope 17 of the suspension pulley 15 and the guide pulley 16 output different traction torques, and traction the lesions of the lumbar spine, so that the lumbar spine is stretched by traction, and more comprehensive traction treatment is obtained, which improves the therapeutic effect and shortens the length of time. Healing period.

When it is necessary to perform oblique traction treatment on the lumbar spine and waist of the human body, the human body lies flat on the treatment bed, and the oblique driving motor 225 makes the rocker 223 swing vertically up and down through the intermediate transmission mechanism, and the swinging moment is transmitted to the patient by means of the connecting rod 224. The driving rod 222 makes two of the diagonal moving blocks 221 tilt upwards, so that the lumbar spine and the waist are forcibly twisted, and cooperates with the working process of the above-mentioned traction device to perform traction treatment on the lumbar spine and the waist.

When it is necessary to carry out traction treatment on human legs, the human body lies flat on the treatment bed, and the patient's legs are connected with the traction rod 255 by means of leg traction straps. Displacement along the guide slot 254 allows the leg to wait for traction treatment.

Claims (7)

1. A lying-down multi-angle traction treatment bed, comprising a bed frame (1), a head bed board (21), an upper trunk bed board (22) and a lower limb bed board (23) arranged on the bed frame (1). The front end of the lower limb bed board (23) is hingedly positioned with the bed frame (1), and the lower limb bed board driving mechanism (231) provided under the bed frame (1) has a vertical rotation degree of freedom, and the front end of the bed frame (1) There is a front traction frame (11) and a supporting traction device at the rear end, which is characterized in that: the upper torso bed board (22) is symmetrically arranged on the patient's waist, and is hinged on the bed frame (1) by means of a positioning shaft. The four oblique moving blocks (221) with the vertical rotation degree of freedom are provided with an oblique moving driving mechanism on the corresponding bed frame (1) below the oblique moving blocks (221), and additional There is a horizontal outreach board (24) fixedly connected to the bed frame (1), and a leg puller (25) is hinged at the rear end of the upper end surface of the horizontal outreach board (24), and the leg puller (25) includes a shell (251), the lead screw (252) and the supporting nut (253) with the degree of freedom of rotation arranged in the casing (251), the guide groove (254) arranged on the casing (251) and the guide groove (254) passing through A drawbar (255) connected to the nut (253), and a handwheel (256) is provided at one end of the lead screw (252). 2. The lying-down multi-angle traction treatment bed according to claim 1, characterized in that: the tilting driving mechanism includes two driving rods (222) correspondingly arranged under the four tilting blocks (221), The middle parts of the two driving rods (222) are hingedly positioned on the bed frame (1), and the two ends are respectively in contact with the corresponding two oblique moving blocks (221). 224) are respectively hinged at both ends of the rocker (223), and the rocker (223) is positioned on the bed frame (1) with the help of a rotating shaft to have a vertical rotation degree of freedom, and is driven by the intermediate transmission mechanism and the tilting drive motor (225) output shaft connection. 3. The lying-down multi-angle traction treatment bed according to claim 2, characterized in that: the intermediate transmission mechanism includes rotating wheels (227) respectively arranged on the rotating shaft of the rocker (223) and the gearbox (226). ), the drive rod (228) hinged between the runners (227), the output shaft of the obliquely moving drive motor (225) is connected with the gearbox (226) by means of a belt drive mechanism. 4. The lying-down multi-angle traction treatment bed according to claim 2, characterized in that: the intermediate transmission mechanism includes a large gear arranged on the rotating shaft of the rocker (223), and a large gear meshed with the large gear and arranged on an oblique Move pinion of drive motor (225). 5. The lying multi-angle traction treatment bed according to claim 1, characterized in that: the traction device includes a traction control cabinet (12) positioned at the rear end of the bed frame (1), hinged by means of a support frame (14) The traction suspension frame (13) with a degree of freedom of horizontal rotation positioned on the traction control cabinet (12), the suspension pulleys (15) hinged at both ends of the traction suspension frame (13), symmetrically positioned on the traction control cabinet (12) The guide pulley (16) on the upper end surface, the two traction wire ropes (17) and the two sets of traction drive mechanisms set in the traction control cabinet (12), one end of the two traction wire ropes (17) are respectively connected to the rear traction bracket ( 18) is connected with the traction strap (19), the middle bypasses the respective suspension pulley (15) and the guide pulley (16), and the other end is respectively connected with the respective traction drive mechanism. 6. The lying multi-angle traction treatment bed according to claim 5, characterized in that: the traction drive mechanism includes a traction linear motor (121) positioned at the bottom of the traction control cabinet (12), a traction linear motor (121) positioned at the bottom of the traction control cabinet (12), (12) The top fixed pulley (122) group and the supporting torque detection sensor, the end of the traction wire rope (17) is fixed on the output end of the traction linear motor (121), and the fixed pulley (122) group is bypassed in the middle. 7. The lying multi-angle traction treatment bed according to claim 1, characterized in that: the lower limb bed driving mechanism (3) is a linear motor, and its two ends are respectively connected to the bed frame (1) and the lower limb bed (23 ) The lower end face is hinged.