阅读说明：本技术 一种用于颈椎牵引的装置 (Device for cervical traction ) 是由 高峰 武高峰 宋忠兴 郑道 李军 高广银 刘冬冬 于 2021-08-31 设计创作，主要内容包括：本发明涉及康复医疗器械领域,具体涉及卧式牵引装置,具体为一种用于颈椎牵引的装置,包括机架、推杆和力传感器、旋转轴、旋转床体和滑动床体,所述机架一侧设置所述推杆和力传感器,推杆一端连接力传感器；机架另一侧转动设置所述旋转轴,所述旋转轴与旋转床体固定连接,旋转床体上滑动设置所述滑动床体；推杆的另一端传动连接所述旋转轴,旋转轴传动连接所述滑动床体。本发明牵引力始终与头部的成角位平行,以保证牵引中的体位,保证牵引治疗效果,牵引也更具有柔性,使用舒适度好。(The invention relates to the field of rehabilitation medical instruments, in particular to a horizontal traction device, and particularly relates to a device for cervical vertebra traction, which comprises a rack, a push rod, a force sensor, a rotating shaft, a rotating bed body and a sliding bed body, wherein the push rod and the force sensor are arranged on one side of the rack, and one end of the push rod is connected with the force sensor; the other side of the rack is rotatably provided with the rotating shaft, the rotating shaft is fixedly connected with the rotating bed body, and the sliding bed body is arranged on the rotating bed body in a sliding manner; the other end of the push rod is in transmission connection with the rotating shaft, and the rotating shaft is in transmission connection with the sliding bed body. The traction force of the invention is always parallel to the angle position of the head, so as to ensure the body position in traction and the traction treatment effect, and the traction is more flexible and has good use comfort.)

1. A device for cervical vertebra traction is characterized by comprising a rack (11), a push rod (7), a force sensor (6), a rotating shaft (5), a rotating bed body (4) and a sliding bed body (2), wherein the push rod (7) and the force sensor (6) are arranged on one side of the rack (11), and one end of the push rod (7) is connected with the force sensor (6);

the other side of the rack (11) is rotatably provided with the rotating shaft (5), the rotating shaft (5) is fixedly connected with the rotating bed body (4), and the sliding bed body (2) is arranged on the rotating bed body (4) in a sliding manner;

the other end of the push rod (7) is in transmission connection with the rotating shaft (5), and the rotating shaft (5) is in transmission connection with the sliding bed body (2).

2. A device for cervical traction according to claim 1, wherein the rotating shaft (5) is provided with a driving wheel (8), the push rod (7) is in transmission connection with the driving wheel (8), and the driving wheel (8) is in transmission connection with the sliding bed body (2).

3. The device for cervical traction according to claim 2, wherein the two ends of the rotating bed body (4) are provided with first steering wheels, the two sides of the first steering wheels are respectively located at the two sides of the rotating bed body (4), and the first steering wheels and the driving wheel (8) are sleeved with the first driving belt (3).

4. A device for cervical traction according to claim 3, characterized in that the first transmission belt (3) is fixedly connected to the sliding bed (2).

5. A device for cervical traction according to claim 2, characterized in that the frame (11) is provided with a second steering wheel, the second steering wheel and the driving wheel (8) are sleeved with a second driving belt (9), and the second driving belt (9) is fixedly connected with the push rod (7).

6. A device for cervical traction according to claim 5, characterized in that the other end of the push rod (7) is provided with a connecting rod (12), the frame (11) is provided with a sliding slot (10), the connecting rod is slidably connected with the sliding slot (10), and the connecting rod (12) is fixedly connected with the second transmission belt (9).

7. A device for cervical traction according to claim 1, characterized by further comprising an adjustable support (1), one end of the support (1) being hinged to the frame (11) and the other end being hinged to the rotating bed (4).

8. A device for cervical traction according to claim 1, characterized in that the side of the sliding bed body (2) facing the frame (11) is provided with a first shield (13), and the side of the first shield (13) away from the rotating shaft (5) is an inclined surface.

9. The device for cervical traction according to claim 8, wherein a second protective cover (14) is hinged to the inner side of the first protective cover (13), the second protective cover (14) is U-shaped, the second protective cover (14) is located on the outer side of the frame (11), an arc-shaped waist-shaped hole (1401) is formed in the second protective cover (14), the circle center of the arc-shaped waist-shaped hole (1401) is the hinge center of the second protective cover (14) and the first protective cover (13), a limiting column (1301) is arranged on the first protective cover (13), and the limiting column (1301) is located in the waist-shaped hole (1401).

10. A device for cervical traction, according to claim 9, characterized in that the vertical section of the second hood (14) is internally provided with a pillar (1402), said pillar (1402) facing the frame (11) and extending to the inside of the frame (11).

Technical Field

The invention relates to the field of rehabilitation medical instruments, in particular to a device for cervical vertebra traction.

Background

In rehabilitation therapy, there is a treatment method for cervical spine, which is called traction treatment, in which a tensile force is applied to the cervical spine by a mechanical means to relatively elongate the cervical spine, thereby separating the joint surfaces, stretching the surrounding soft tissues, and changing the angle or alignment between the bone structures. In order to satisfy such a treatment method and reduce the labor intensity of medical staff, a traction device is needed.

Two traction modes of supination position traction and sitting position traction are commonly used in the cervical vertebra traction treatment, and the sitting position traction device is mostly a sitting position traction device in the market due to the simple structure of the sitting position traction device, but the traction position can be changed along with the application of traction force in the sitting position traction, the direction of the head and the traction force is deviated, the head and the traction force cannot be kept parallel, and the treatment effect is influenced.

Disclosure of Invention

The invention aims to solve the problem that the traction force and the head body position can not be kept parallel in the traction process, and provides the device for cervical vertebra traction.

In order to achieve the purpose, the technical scheme of the invention is as follows:

a device for cervical vertebra traction comprises a rack, a push rod, a force sensor, a rotating shaft, a rotating bed body and a sliding bed body, wherein the push rod and the force sensor are arranged on one side of the rack, and one end of the push rod is connected with the force sensor; the other side of the rack is rotatably provided with the rotating shaft, the rotating shaft is fixedly connected with the rotating bed body, and the sliding bed body is arranged on the rotating bed body in a sliding manner; the other end of the push rod is in transmission connection with the rotating shaft, and the rotating shaft is in transmission connection with the sliding bed body.

In a further preferred scheme, a driving wheel is arranged on the rotating shaft, the push rod is in transmission connection with the driving wheel, and the driving wheel is in transmission connection with the sliding bed body.

In a further preferred scheme, first steering wheels are arranged at two ends of the rotating bed body, two sides of each first steering wheel are respectively located at two sides of the rotating bed body, and a first transmission belt is sleeved on each first steering wheel and each transmission wheel.

In a further preferred scheme, the first transmission belt is fixedly connected with the sliding bed body.

In a further preferred scheme, a second steering wheel is arranged on the rack, a second transmission belt is sleeved on the second steering wheel and the transmission wheel, and the second transmission belt is fixedly connected with the push rod.

In a further preferred scheme, the other end of the push rod is provided with a connecting rod, a sliding groove is formed in the rack, the connecting rod is connected with the sliding groove in a sliding mode, and the connecting rod is fixedly connected with a second transmission belt.

In a further preferred scheme, the multifunctional bed further comprises an adjustable supporting piece, wherein one end of the supporting piece is hinged on the frame, and the other end of the supporting piece is hinged with the rotary bed body.

In a further preferred scheme, a first protective cover is arranged on one side, facing the rack, of the sliding bed body, and an inclined surface is arranged on one side, away from the rotating shaft, of the first protective cover.

In further preferred scheme, the inboard of first protection casing articulates there is the second protection casing, the second protection casing is "U" shape, and the second protection casing is located the outside of frame, has seted up curved waist type hole on the second protection casing, and is curved the centre of a circle in waist type hole is the articulated center of second protection casing and first protection casing, is provided with spacing post on the first protection casing, spacing post is located waist type downthehole.

In a further preferred scheme, an upright post is arranged on the inner side of the vertical section of the second protective cover, and the upright post faces the rack and extends to the inner side of the rack.

Through the technical scheme, the invention has the beneficial effects that:

1. the sliding bed body is arranged on the rotating bed body, the rotating shaft is in transmission connection with the sliding bed body and is fixedly connected with the rotating bed body, and the rotating shaft is driven to rotate through the push rod, so that the sliding bed body is driven to slide relative to the rotating bed body and rotate relative to the rotating bed body, the sliding direction of the sliding bed body is always parallel to the rotating bed body, the traction force is always parallel to the angulation position of the head, the posture in traction is guaranteed to be unchanged, and the traction treatment effect is guaranteed.

2. The push rod does not directly push the sliding bed body to slide, but the push rod and the rotating shaft are driven by the second transmission belt, the rotating shaft and the sliding bed body are driven by the first transmission belt, and the transmission belt is adopted for motion transmission, so that the sliding bed body has certain flexibility on the traction force of a human body, the traction experience is more comfortable, and the safety is higher.

3. The arrangement of the first protective cover and the second protective cover can protect the internal structure and components of the frame, ensure the sealing property of the internal part of the frame, achieve the purposes of compact structure, reasonable layout and beautiful and simple appearance, and can adapt to the large-angle rotation of the rotating bed body.

Drawings

FIG. 1 is a schematic view showing the structure of a device for cervical traction according to the present invention;

FIG. 2 is one of the cross-sectional structural views of an apparatus for cervical traction according to the present invention;

FIG. 3 is a second cross-sectional view of the device for cervical traction according to the present invention;

FIG. 4 is a second schematic view of the device for cervical traction according to the present invention;

FIG. 5 is a third schematic view showing the structure of a device for cervical traction according to the present invention;

FIG. 6 is a fourth view illustrating the structure of a device for cervical traction according to the present invention;

the reference numbers in the drawings are as follows: the device comprises a support member 1, a sliding bed body 2, a first transmission belt 3, a rotating bed body 4, a rotating shaft 5, a force sensor 6, a push rod 7, a transmission wheel 8, a second transmission belt 9, a sliding chute 10, a rack 11, a connecting rod 12, a first protective cover 13, a limiting column 1301, a second protective cover 14, a waist-shaped hole 1401 and a stand column 1402.

Detailed Description

The invention is further described with reference to the following figures and detailed description:

in the description of the present invention, it is to be understood that the terms "left", "right", "upper", "lower", "lateral", "vertical", etc. indicate orientations or positional relationships based on those shown in fig. 1 only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 6, the present embodiment provides a device for cervical vertebra traction, which belongs to a lying position traction device, and includes a frame 11, a push rod 7, a force sensor 6, a rotating shaft 5, a rotating bed body 4 and a sliding bed body 2, wherein the frame 11 is a fixed part of the cervical vertebra traction device, the push rod 7 and the force sensor 6 are arranged at the lower side of the frame 11, one end of the push rod 7 is connected with the force sensor 6, the force sensor 6 is connected with the frame 11, and the force sensor 6 is used for detecting the pushing force and the pulling force of the push rod 7; the rotating shaft 5 is rotatably arranged on the frame 11, two ends of the rotating shaft 5 extend out of the frame 11 and are fixedly connected with the rotating bed body 4, and the sliding bed body 2 is slidably arranged on the rotating bed body 4; the other end of the push rod 7 is in transmission connection with the rotating shaft 5, and the rotating shaft 5 is in transmission connection with the sliding bed body 2. The push rod 7 drives the rotating bed body 4 to rotate and the sliding bed body 2 to slide, so that the change of the body position along with the traction is ensured, the parallel of the traction force and the head angulation position is ensured, and the body position in the traction is ensured to be unchanged.

In order to further optimize the product structure, a driving wheel 8 is fixedly arranged on the rotating shaft 5, the push rod 7 is in transmission connection with the driving wheel 8, and the driving wheel 8 is in transmission connection with the sliding bed body 2. The motion is transmitted in equal proportion through the transmission wheel 8, and the stability of the motion transmission is ensured.

A second steering wheel is arranged on the frame 11, a second transmission belt 9 is sleeved on the second steering wheel and the transmission wheel 8, the second transmission belt 9 is in meshing transmission with the transmission wheel 8 and the second steering wheel, and the second transmission belt 9 is fixedly connected with the other end of the push rod 7. The extension or the contraction of the push rod 7 drives the second transmission belt 9 to move anticlockwise or clockwise, so as to drive the transmission wheel 8 to rotate anticlockwise or clockwise, drive the sliding bed body 2 to slide relative to the rotating bed body 4 through the rotation of the transmission wheel 8, and drive the rotating shaft 5 to rotate, so as to drive the rotating bed body 4 to rotate relative to the frame 11.

Further, in order to ensure the stability of the telescopic motion of the push rod 7 and the stability of the transmission of the motion to the transmission wheel 8, the other end of the push rod 7 is provided with a connecting rod 12, the rack 11 is provided with a chute 10, the connecting rod 12 is connected with the chute 10 in a sliding manner, and the connecting rod 12 is fixedly connected with a second transmission belt 9.

The two ends of the rotating bed body 4 are provided with first steering wheels, the upper side and the lower side of each first steering wheel are respectively located on the upper side and the lower side of the rotating bed body 4, a first transmission belt 3 is sleeved on each first steering wheel and the transmission wheel 8, and the first transmission belts 3 are in meshing transmission with the transmission wheels 8 and the first steering wheels. The upper part of the first transmission belt 3 is positioned above the rotating bed body 4, and the first transmission belt 3 is fixedly connected with the sliding bed body 2. When the driving wheel 8 rotates, the first driving belt 3 rotates along with the driving wheel, so that the sliding bed body 2 is driven to slide relative to the rotating bed body 4, and the traction of the head is realized.

Furthermore, the device also comprises an adjustable supporting piece 1, wherein one end of the supporting piece 1 is hinged on the frame 11, and the other end is hinged with the rotating bed body 4. In one embodiment, the supporting member 1 is a gas spring, which can extend or contract with the rotating bed 4 when the rotating bed 4 rotates, so as to support the rotating bed 4, and can support the fixed rotating bed 4 when the pushing rod 7 is not in operation.

In order to further optimize the product structure, a first protective cover 13 is arranged on one side of the sliding bed body 2 facing the rack 11, and an inclined surface is arranged on one side of the first protective cover 13 away from the rotating shaft 5. The first protection cover 13 is located outside the machine frame 11, and can protect the machine frame 11 and components inside the machine frame 11 when the rotary bed body 4 rotates.

Further, a second protective cover 14 is hinged to the inner side of the first protective cover 13, the second protective cover 14 is U-shaped, the second protective cover 14 is located on the outer side of the frame 11, an arc-shaped waist-shaped hole 1401 is formed in the second protective cover 14, the circle center of the arc-shaped waist-shaped hole 1401 is the hinged center of the second protective cover 14 and the first protective cover 13, a limiting column 1301 is arranged on the first protective cover 13, and the limiting column 1301 is located in the waist-shaped hole 1401. When the rotating bed body 4 rotates upwards at a large angle, the first protection cover 13 rotates upwards, and when the limiting column 1301 reaches the upper end of the waist-shaped hole 1401, the second protection cover 13 is driven to rotate upwards through the contact of the limiting column 1301 and the waist-shaped hole 1401. Through the setting in spacing post and waist type hole, can still can protect the frame when the rotatory bed body carries out the rotation of wide angle, prevent that the frame is inside to expose, also can reduce the size of first protection casing 13 simultaneously, avoid the bottom of frame 11 to the lower end cover of first protection casing 13 to make this device can keep outside pleasing to the eye and brief.

Further, the inside of the vertical section of the second hood 14 is provided with a pillar 1402, and the pillar 1402 faces the rack 11 and extends to the inside of the rack 11. When the upright 1402 contacts the sidewall of the rack 11, a limit is formed to the second mask 14, preventing the second mask 14 from falling further and extending out of the bottom of the rack 11.

This device is when using, it is flexible when push rod 7, push rod 7 can drive the motion of second drive belt 9, second drive belt 9 drives drive wheel 8 and uses rotation axis 5 to rotate as the centre of a circle, on the one hand, the rotation of drive wheel 8 can drive the motion of first drive belt 3, thereby it slides to drive the relative rotatory bed body 4 of the slip bed body 2, on the other hand, the rotation of drive wheel 8 drives rotation axis 5 synchronous revolution, thereby rotation axis 5 drives the rotation bed body 4 and uses the rotation axis to rotate as the centre of a circle, and simultaneously, support piece 1 also stretches out and draws back along with the rotation of the rotatory bed body 4. When the push rod 7 stretches, the force sensor 6 indirectly calculates the thrust of the sliding bed body 2 by measuring the force of the push rod 7.

In the traction process of the device, the sliding direction of the sliding bed body 2 is always parallel to the rotating bed body 4, and the traction force is always parallel to the angulation position of the head, so that the posture in traction is not changed, and the traction treatment effect is ensured. And the push rod 7 of this device does not directly drive the sliding bed body 2, but through second drive belt 9 and the transmission of first drive belt 3, because the transmission has certain elasticity, so make the sliding bed body 2 have certain flexibility to human traction force, make and pull the experience and feel more comfortable, also have the security.

The above-described embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the invention, so that equivalent changes or modifications in the structure, features and principles described in the present invention should be included in the claims of the present invention.