CN110680586A

CN110680586A - Cervical vertebra traction chair and cervical vertebra traction device

Info

Publication number: CN110680586A
Application number: CN201911008303.7A
Authority: CN
Inventors: 彭凌; 胡斌春; 王薇
Original assignee: Zhejiang Shuren University
Current assignee: Zhejiang Shuren University
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-01-14

Abstract

The invention provides a cervical vertebra traction chair and a cervical vertebra traction device, and belongs to the field of cervical vertebra rehabilitation. The cervical vertebra traction chair comprises a chair body, a supporting mechanism and a traction mechanism. When in use, the head of the patient is clamped and fixed by the clamping mechanism. The supporting mechanism comprises a supporting plate and a first rotating shaft, the supporting plate is connected with the chair back, and a through hole is formed in the supporting plate. The haulage rope runs through the through-hole, and the haulage rope can remove in the through-hole, and the through-hole can restrict the movement track of haulage rope for the haulage rope can not take place the skew at the motion in-process. When pulling, rotate the carousel, the haulage rope is walked around second pivot, third pivot, first pivot, drives the length change of haulage rope when carousel pivoted in-process, and the traction force size of applying fixture changes, can adjust traction force through control pivoted rotation, guarantees cervical vertebra treatment.

Description

Cervical vertebra traction chair and cervical vertebra traction device

Technical Field

The application relates to the field of cervical vertebra rehabilitation, in particular to a cervical vertebra traction chair and a cervical vertebra traction device.

Background

Due to the change of work and life style, the cervical vertebra of the human body is stressed unevenly, blood circulation is poor, and finally cervical spondylosis is suffered. In recent years, the number of patients with cervical spondylosis is increasing year by year, and cervical traction is to apply pressure to the cervical vertebra by a mechanical method so that the vertebral body is gradually restored to a healthy state.

The traction force of the existing cervical vertebra traction device is not convenient to control, so that the traction effect is not ideal.

Disclosure of Invention

The embodiment of the invention provides a cervical vertebra traction chair and a cervical vertebra traction device, aiming at controlling traction force and improving traction effect.

In a first aspect, the present application provides a cervical traction chair comprising

The chair comprises a chair body and a chair back, wherein the chair back is connected with the chair seat;

the clamping mechanism is used for clamping the head.

The supporting mechanism comprises a supporting plate and a first rotating shaft, the supporting plate is connected with the chair back, and a through hole is formed in the supporting plate.

Traction mechanism, traction mechanism includes second pivot, third pivot, carousel and haulage rope, first pivot with the second pivot install in the both ends of backup pad, the third pivot install in the back of the chair, the carousel install in the seat support, the one end of haulage rope with the carousel is connected, the other end of haulage rope runs through the through-hole is walked around first pivot with fixture connects, the haulage rope is walked around the second pivot with the third pivot.

With reference to the first aspect, in a first possible implementation manner of the first aspect, the traction mechanism further includes a positioning element, the turntable is provided with a plurality of positioning holes, the plurality of positioning holes are uniformly distributed along the circumferential direction of the turntable, and the positioning element can be embedded into the positioning holes to limit the rotation of the turntable.

With reference to the first possible implementation manner of the first aspect, in a second possible implementation manner of the first aspect, the turntable is provided with a push rod, and the push rod is used for pushing the turntable to rotate.

With reference to the first aspect, in a third possible implementation manner of the first aspect, the cervical traction chair further includes a back cushion, and the back cushion is disposed on the chair back.

With reference to the first aspect, in a fourth possible implementation manner of the first aspect, the clamping mechanism includes a fixed frame and an airbag arranged in the fixed frame.

With reference to the fourth possible implementation manner of the first aspect, in a fifth possible implementation manner of the first aspect, the clamping mechanism further includes a mandible abutting portion, the air bag includes a first air bag and a second air bag, the first air bag and the second air bag are disposed on two opposite sides of the fixing frame, and the mandible abutting portion is disposed between the first air bag and the second air bag.

With reference to the fourth or fifth possible implementation manner of the first aspect, in a sixth possible implementation manner of the first aspect, a surface of the airbag is provided with a friction layer.

With reference to the sixth possible implementation manner of the first aspect, in a seventh possible implementation manner of the first aspect, the friction layer is protrusions distributed in a dot shape.

With reference to the sixth possible implementation manner of the first aspect, in an eighth possible implementation manner of the first aspect, the friction layer is a linear anti-slip rib.

In a second aspect, the present application provides a cervical traction device comprising

In the first aspect and any one of the first to second possible implementation manners of the first aspect, the clamping mechanism includes a fixing frame, a first air bag, a second air bag, and a mandible abutting portion, the first air bag and the second air bag are disposed on opposite sides of the fixing frame, the mandible abutting portion is disposed between the first air bag and the second air bag, and the mandible abutting portion is made of an elastic material.

The angle detector is arranged at one end, far away from the first rotating shaft, of the traction rope and used for detecting a traction angle.

The pressure sensor is embedded into the lower jaw abutting part.

With reference to the second aspect, in a first possible implementation manner of the second aspect, surfaces of the first airbag and the second airbag are disposed on a friction layer.

In a first possible implementation manner of the second aspect, in a second possible implementation manner of the second aspect, the friction layer is protrusions distributed in a dot shape.

In a first possible implementation manner of the second aspect, in a third possible implementation manner of the second aspect, the friction layer is a linear anti-slip rib.

With reference to the second aspect, in a fourth possible implementation manner of the second aspect, the angle detector is a three-axis acceleration sensor.

With reference to the second aspect, in a fifth possible implementation manner of the second aspect, the cervical vertebra traction device further includes an alarm module, where the alarm module is configured to receive an angle detection signal of the angle detector and a pressure detection signal of the pressure sensor, and send an alarm message when the angle detector exceeds a preset traction angle range or the pressure sensor exceeds a preset pressure range.

With reference to the second aspect, in a sixth possible implementation manner of the second aspect, the cervical traction chair further comprises a back cushion, and the back cushion is disposed on the chair back.

With reference to the sixth possible implementation manner of the second aspect, in a seventh possible implementation manner of the second aspect, the back cushion includes a shell, an adjusting airbag and a filler, the adjusting airbag is disposed in the filler, and the filler is disposed in the shell.

With reference to the seventh possible implementation manner of the second aspect, in an eighth possible implementation manner of the second aspect, the filler is a memory sponge.

With reference to the seventh possible implementation manner of the second aspect, in a ninth possible implementation manner of the second aspect, the seat back includes a first seat back body, a second seat back body and a third seat back body, the first seat back body has a first accommodating cavity, the third seat back body has a second accommodating cavity, the second seat back body is disposed between the first seat back body and the second seat back body, an installation cavity is disposed inside the second seat back body, and a first sliding groove, a second sliding groove and a limiting hole are disposed on a side wall of the second seat back body;

the telescopic mechanism comprises a first telescopic body and a second telescopic body, a first sliding block is arranged at the bottom of the first telescopic body, a second sliding block is arranged at the bottom of the second telescopic body, the first sliding block can slide along the first sliding groove, and the second sliding block can slide along the second sliding groove;

the fixing assembly comprises a first fixing seat, a second fixing seat and a positive and negative screw rod, the positive and negative screw rod is provided with a positive and negative spiral line, and two ends of the positive and negative screw rod are respectively in rotary connection with the first fixing seat and the second fixing seat;

slide mechanism, slide mechanism includes first drive block, second drive block and drive arrangement, first drive block with the second drive block set up in spacing downthehole just first drive block with first flexible body coupling, the second drive block with the flexible body coupling of second, the equal threaded connection in both ends of first drive block has first nut, the equal threaded connection in both ends of second drive block has the second nut, drive arrangement with the one end transmission of positive and negative screw rod is connected, drive arrangement can drive first drive block with the second drive block is relative positive and negative screw rod rotates so that first flexible body with the flexible body of second is relative the body motion of the back of the chair.

With reference to the ninth possible implementation manner of the second aspect, in a tenth possible implementation manner of the second aspect, the driving device is a motor.

With reference to the ninth possible implementation manner of the second aspect, in an eleventh possible implementation manner of the second aspect, 2 first sliding grooves are provided, and the limiting hole is located between the 2 first sliding grooves.

With reference to the eleventh possible implementation manner of the second aspect, in a twelfth possible implementation manner of the second aspect, 2 second sliding grooves are provided, and the limiting hole is located between the 2 second sliding grooves.

With reference to the ninth possible implementation manner of the second aspect, in a thirteenth possible implementation manner of the second aspect, the cervical vertebra traction device further includes

First locking mechanism, first locking mechanism includes first supporter, first gyro wheel and first braking vane, first supporter with this body coupling of first back of the chair, first holding tank has been seted up to first supporter, be provided with first electro-magnet and first spring in the first holding tank, the one end of first spring is fixed in first supporter, the other end of spring with first braking vane connects, first gyro wheel with first supporter rotates to be connected, first braking vane can first electro-magnet when circular telegram with first gyro wheel butt is in order to restrict first gyro wheel rotates, first braking vane can keep away from when first electro-magnet cuts off the power supply first gyro wheel.

The second locking mechanism comprises a second supporting body, a second roller and a second brake plate, the second supporting body is connected with the third chair back body, a second accommodating groove is formed in the second supporting body, a second electromagnet and a second spring are arranged in the second accommodating groove, two ends of the second spring are fixed to the second supporting body, the other two ends of the spring are connected with the second brake plate, the second roller is connected with the second supporting body in a rotating mode, the second brake plate can abut against the second roller to limit the second roller to rotate when the second electromagnet is powered off, and the second brake plate can be far away from the second roller when the second electromagnet is powered on.

With reference to the thirteenth possible implementation manner of the second aspect, in a fourteenth possible implementation manner of the second aspect, a motion locus of the first brake pad is limited in the first accommodating groove.

With reference to the fourteenth possible implementation manner of the second aspect, in a fifteenth possible implementation manner of the second aspect, the motion locus of the second brake pad is limited in the second accommodating groove.

With reference to the thirteenth possible implementation manner of the second aspect, in a sixteenth possible implementation manner of the second aspect, the first brake plate is a first arc-shaped plate, and a first anti-slip layer is attached to an inner wall of the first arc-shaped plate.

With reference to the sixteenth possible implementation manner of the second aspect, in a seventeenth possible implementation manner of the second aspect, the second brake plate is a second arc-shaped plate, and a second anti-slip layer is attached to an inner wall of the second arc-shaped plate.

With reference to the thirteenth possible implementation manner of the second aspect, in an eighteenth possible implementation manner of the second aspect, the telescopic mechanism further includes a first connecting plate, and the first connecting plate is mounted on the first telescopic body and is level with the second seat back body.

With reference to the eighteenth possible implementation manner of the second aspect, in a nineteenth possible implementation manner of the second aspect, the first connecting plate is clamped with the first telescopic body.

With reference to the eighteenth possible implementation manner of the second aspect, in a twentieth possible implementation manner of the second aspect, the telescoping mechanism further includes a second connecting plate, and the second connecting plate is mounted on the second telescoping body and is flush with the second seat back body.

The invention has the beneficial effects that: the application provides a cervical vertebra traction chair, including chair body, supporting mechanism and drive mechanism. When in use, the head of the patient is clamped and fixed by the clamping mechanism. The supporting mechanism comprises a supporting plate and a first rotating shaft, the supporting plate is connected with the chair back, and a through hole is formed in the supporting plate. The haulage rope runs through the through-hole, and the haulage rope can remove in the through-hole, and the through-hole can restrict the movement track of haulage rope for the haulage rope can not take place the skew at the motion in-process. When pulling, rotate the carousel, the haulage rope is walked around second pivot, third pivot, first pivot, drives the length change of haulage rope when carousel pivoted in-process, and the traction force size of applying fixture changes, can adjust traction force through control pivoted rotation, guarantees cervical vertebra treatment.

Drawings

In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.

Fig. 1 is a schematic structural view of a cervical traction chair provided in the embodiment of the present application.

Fig. 2 is a schematic structural diagram of a chair body provided in an embodiment of the present application.

Fig. 3 is a schematic structural diagram of a clamping mechanism provided in an embodiment of the present application.

Fig. 4 is a schematic structural diagram of a support mechanism provided in an embodiment of the present application.

Fig. 5 is a schematic structural view of a cervical traction chair provided in the embodiment of the present application.

Fig. 6 is a schematic structural view of a cervical traction device provided in the embodiment of the present application.

Fig. 7 is a schematic structural diagram of a clamping mechanism provided in an embodiment of the present application.

Fig. 8 is a block diagram of a structure provided in an embodiment of the present application.

Fig. 9 is a schematic structural view of a cervical traction device provided in an embodiment of the present application.

Fig. 10 is a schematic structural diagram of a back pad provided in an embodiment of the present application.

Fig. 11 is a schematic structural view of a cervical traction device provided in an embodiment of the present application.

Fig. 12 is a schematic structural view of a cervical traction device provided in an embodiment of the present application.

Fig. 13 is a schematic structural view of a second seatback body according to an embodiment of the present application.

Fig. 14 is a schematic structural view of a second seatback body according to an embodiment of the present application.

Fig. 15 is a schematic structural view of a second chair back body and a telescoping mechanism according to an embodiment of the present application.

Fig. 16 is a schematic connection diagram of the fixing assembly, the sliding mechanism and the telescopic mechanism provided by the embodiment of the application.

Fig. 17 is a schematic structural view of a cervical traction device provided in the embodiment of the present application.

Fig. 18 is a schematic structural view of a cervical traction device provided in the embodiment of the present application.

Fig. 19 is a schematic structural diagram of two working states of the first locking mechanism provided in the embodiment of the present application.

Fig. 20 is a schematic structural view of a cervical traction device provided in an embodiment of the present application.

Fig. 21 is a schematic structural diagram of a first connecting plate according to an embodiment of the present application.

Icon: 10-cervical traction device; 100-cervical traction chair; 110-a chair body; 111-a seat; 113-chair back; 1131 — a first seatback body; 1133 — a second seatback body; 11331 — a mounting cavity; 11333 — a first runner; 11335-limiting hole; 1135-a third seatback body; 115-a handrail; 117-back cushion; 1171-a housing; 1173-regulating the air cell; 1175-a filler body; 130-a clamping mechanism; 131-a fixed frame; 1311-a lower jaw abutment; 133-air bag; 1331-a first balloon; 1333-a second balloon; 150-a support mechanism; 151-support plate; 1511-through hole; 153-a first shaft; 170-a traction mechanism; 171-a second shaft; 173-third rotating shaft; 175-a turntable; 1751-positioning holes; 1753-push rod; 177-a hauling rope; 200-an alarm module; 300-angle detector; 400-a display module; 500-a pressure sensor; 600-a telescoping mechanism; 610-a first telescopic body; 611-a first slider; 630-a second telescoping body; 650-a first connection plate; 700-a stationary assembly; 710-a first mount; 730-a second fixed seat; 750-positive and negative screws; 800-a sliding mechanism; 810-a first drive block; 820-a first nut; 830-a second drive block; 840-a second nut; 850-a drive device; 900-a first locking mechanism; 910-a first support; 911-a first receiving groove; 913 — a first electromagnet; 915-a first spring; 930-a first roller; 950 — a brake plate; 1000-second locking mechanism.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

Examples

The application provides a cervical vertebra traction chair, aiming at improving the problem that the traction force of a cervical vertebra traction device is not convenient to control. The following description is made with reference to the accompanying drawings.

Fig. 1 shows a schematic structural view of a cervical traction chair. Referring to fig. 1, the cervical traction chair 100 includes a chair body 110, a clamping mechanism 130, a supporting mechanism 150 and a traction mechanism 170.

Fig. 2 shows a schematic structural view of a chair body. Referring to fig. 2, the chair body 110 includes a seat 111 and a backrest 113, and the backrest 113 is connected to the seat 111. In a specific arrangement, the seat 111 and the backrest 113 may be made of wood or stainless steel.

In other specific embodiments, the chair body 110 further comprises armrests 115. The armrests 115 are disposed on opposite sides of the seat 111.

Fig. 3 shows a schematic structural view of a clamping mechanism. Referring to fig. 3, the clamping mechanism 130 is used for clamping the head. In particular arrangements, the clamping mechanism 130 includes a fixed frame 131 and an air bag 133.

Among them, the air bag 133 includes a first air bag 1331 and a second air bag 1333. A first air bag 1331 and a second air bag 1333 are provided at opposite sides of the fixing frame. Further, a lower jaw holding portion 1311 is provided between the first balloon 1331 and the second balloon 1333.

Illustratively, the lower jaw holding part 1311 is concave, and the lower jaw holding part 1311 substantially conforms to the shape of the lower jaw of the human body. The lower jaw holding portion 1311 is made of an elastic material, such as rubber.

It is noted that first balloon 1331 and second balloon 1333 may be inflated with gas by an inflator pump into first balloon 1331 and second balloon 1333.

In this application, the mandible of the human head is placed on the mandible rest 1311, and then gas is injected into the first and

second air bags

1331 and 1333. The first and

second air bags

1331 and 1333 are continuously inflated to gradually fit the cheeks, thereby securing the human head between the first and

second air bags

1331 and 1333. The first air bag 1331 and the second air bag 1333 can be suitable for cheeks with different shapes and sizes through inflation and deflation by utilizing the inflation and deflation characteristics of the air bags.

To further secure the head, the head is prevented from disengaging the clamping mechanism 130. In particular arrangements, the surfaces of first balloon 1331 and second balloon 1333 are disposed in a frictional layer. The friction layer may be a dot-shaped protrusion or a linear anti-slip rib.

Fig. 4 shows a schematic structural view of a support mechanism. Referring to fig. 4, the supporting mechanism 150 includes a supporting plate 151 and a first rotating shaft 153. Wherein the support plate 151 is connected to the seat back 113. The support plate 151 is horizontally disposed, the support plate 151 is perpendicular to the seat back 113, and the first shaft 153 is mounted to the support plate 151 through a fixing bracket.

In a specific installation, a through hole 1511 is opened in the support plate 151.

Fig. 5 shows a schematic structural view of a cervical traction chair. Referring to fig. 5, the pulling mechanism 170 includes a second shaft 171, a third shaft 173, a rotating disc 175, and a pulling rope 177.

The first rotating shaft 153 and the second rotating shaft 171 are mounted at two ends of the supporting plate 151, for example, in fig. 5, the first rotating shaft 153 is located at the right end of the supporting plate 151, and the second rotating shaft 171 is located at the left end of the supporting plate 151. The third shaft 173 is mounted to the backrest 113 and the turntable 175 is mounted to the seat 111.

In a specific arrangement, one end of the pulling rope 177 is connected to the rotating disc 175, the other end of the pulling rope 177 penetrates through the through hole 1511 and bypasses the first rotating shaft 153 to be connected to the clamping mechanism 130, and the pulling rope 177 bypasses the second rotating shaft 171 and the third rotating shaft 173.

When specifically setting up, drive mechanism 170 still includes the setting element (not shown in the figure), and carousel 175 has seted up a plurality of locating holes 1751, and a plurality of locating holes 1751 are along carousel 175's circumference evenly distributed, and the setting element can imbed in order to restrict carousel 175's rotation in locating hole 1751.

In this application, the movement of the traction rope 177 is controlled by rotating the dial 175, thereby changing the traction force. When the turntable 175 is rotated to a proper angle, the positioning member is inserted into the positioning hole 1751 to restrict the rotation of the turntable 175.

In some other embodiments, the turntable 175 is provided with a push rod 1753, the push rod 1753 being used to push the turntable 175 to rotate.

With continued reference to fig. 5, the cervical traction chair 100 further includes a back pad 117, the back pad 117 being disposed on the chair back 113.

In use, the back pad 117 can support the lumbar spine, making the treatment process more comfortable.

Fig. 6 is a schematic view showing a structure of a traction apparatus for cervical vertebrae, and fig. 7 is a schematic view showing a structure of a clamping mechanism. Referring to fig. 6 and 7, the present application further provides a cervical traction apparatus 10, which includes a cervical traction chair 100, an angle detector 300 and a pressure sensor 500.

The angle detector 300 is disposed at an end of the pulling rope 177 far away from the first rotating shaft 153, and the angle detector 300 is used for detecting a pulling angle. The pressure sensor 500 is embedded in the lower jaw abutment 1311.

The angle detector 300 may be a three-axis acceleration sensor, wherein the angle detector 300 is mounted on the pulling rope 177, that is, the angle detector 300 is mounted between the first rotating shaft 153 and the clamping mechanism 130.

In the present application, an angle detection signal can be generated when the angle detector 300 detects the towing angle. When the pressure sensor 500 detects a pressure, a pressure detection signal can be generated.

Fig. 8 shows a block diagram. Referring to fig. 8, in a specific configuration, the cervical traction apparatus 10 further includes an alarm module 200, and the alarm module 200 is configured to receive an angle detection signal and a pressure detection signal. And sending alarm information when the angle detector exceeds a preset traction angle range or the pressure sensor exceeds a preset pressure range. Wherein, the preset traction angle range and the preset pressure range can be determined according to the treatment scheme. In specific setting, the alarm information may be a warning light or an alarm.

The cervical traction apparatus 10 further comprises a display module 400, and the display module 400 is used for receiving the angle detection signal and the pressure detection signal and displaying the traction angle and the traction force in real time.

Referring to fig. 9, in the present application, the head portion is clamped in the clamping mechanism, and the pressure sensor is mounted on the lower jaw supporting portion. When the head is fixed in the clamping mechanism, the traction mechanism pulls the clamping mechanism, the jaw extrudes the lower jaw supporting part, and the pressure sensor detects the traction force. In the process of treating or preventing the cervical vertebra, the traction rope moves, and an included angle alpha is formed between the traction rope and the vertical plane, and the included angle alpha is a traction angle. The angle detector can detect the traction angle, and timely adjustment is carried out when the traction angle deviates.

It should be noted that in fig. 9, the pulling rope is deflected backwards to form a pulling angle α. In practical use, the traction rope may also deflect in the left-right direction, and if the included angle of the left-right direction deflection is β, β ≠ 0. The left and right deflection of the traction rope can affect the traction effect, but aggravate the symptoms and even cause serious illness. In the application, the three-axis acceleration sensor can detect alpha and beta, and is convenient for a patient to adjust in time.

Fig. 10 shows a schematic view of a back pad. Referring to fig. 10, in one specific embodiment, the back pad 117 disposed on the seat back 113 includes a housing 1171, an adjustment bladder 1173 and a filler 1175, the adjustment bladder 1173 is disposed in the filler 1175, and the filler 1175 is disposed in the housing 1171.

In particular arrangements, the housing 1171 can be made of a rubber material. Fill 1175 can be of memory material. Such as a memory sponge. The adjusting air bag 1173 is a rubber air bag with inflation and deflation functions.

By adjusting the inflation amount of the air bag 1173, the shape of the adjusting air bag 1173 can be changed, and further the shape of the back cushion 117 can be changed, so that the lumbar vertebra cushion can better fit the lumbar vertebra of a human body, and a patient can feel more comfortable in the treatment process.

In other embodiments, the curvature of the contour of housing 1171 substantially conforms to the curvature of a human neck and head. The surface of the housing 1171 defines a first lift zone and a second lift zone, wherein the first lift zone contacts the head and the second lift zone contacts the neck. There are 2 regulating airbags 1173, one below the first lift zone and the other below the second lift zone.

The 2 adjusting airbags 1173 are independently controlled, that is, the inflation and deflation control of the 2 adjusting airbags 1173 cannot interfere with each other. In use, the 2 adjustment bladders 1173 may be separately controlled to make the back pad 117 more easily conform to the lumbar spine. Moreover, the back cushion 117 can be used for treating cervical spondylosis, 2 adjusting air bags 1173 are used for respectively supporting the head and the cervical vertebra, the shape of the surface of the shell is consistent with the curve of the cervical vertebra by controlling the inflation and deflation of the adjusting air bags 1173, the cervical vertebra is relatively extended, the joint surfaces are relatively separated, the neck muscles and tissues are stretched and relieved, the blood circulation is improved, the curvature of the cervical vertebra is gradually recovered, and the treatment effect is better.

In particular arrangements, the adjustment bladder 1173 for supporting the head is elongated. The first lifting area is pressed by the head, the pressure is mainly concentrated on the first lifting area, and the long strip-shaped adjusting air bag 1173 can support the head in a large area and is relatively stable.

In recent years, more and more students in middle and primary schools face computers and mobile phones every day for 2 ~ 4 hours, the group of patients with cervical spondylosis is increasingly younger, the users of the cervical traction device 10 can be children or adults, the height of the group using the cervical traction device 10 is generally 120 ~ 200cm and has larger difference, the existing cervical traction device cannot be well used for people with different heights, for example, please refer to fig. 11 and 12, for people with different heights, the heights of the cervical vertebrae are different, if the traction angles in a treatment scheme are 8 degrees, the position of a clamping mechanism in fig. 16 is more forward, the people with higher height slightly leans forward relative to the sitting posture of the people with lower height, at the moment, the back of the people with higher height cannot lean against the chair back, and if the people with higher height want to lean against the chair back, the traction angles are changed, and the treatment effect cannot be guaranteed.

In some other specific embodiments, referring to fig. 13 to 16, the seat back 113 includes a first seat back body 1131, a second seat back body 1133, and a third seat back body 1135, the first seat back body 1131 has a first accommodating cavity, the third seat back body 1135 has a second accommodating cavity, the second seat back body 1133 is disposed between the first seat back body 1131 and the second seat back body 1133, an installation cavity 11331 is disposed inside the second seat back body 1133, and a first sliding groove 11333, a second sliding groove, and a limiting hole 11335 are disposed on a side wall of the second seat back body 1133.

In a specific arrangement, there are 2 first sliding grooves 11333, and the limiting holes 11335 are located between the 2 first sliding grooves 11333.

The second spout also is provided with 2, and spacing hole 11335 is located between 2 second spouts.

In the present application, the first runner 11333 and the second runner may or may not be in communication.

The limiting hole 11335 is a rectangular hole or a strip-shaped hole, and the limiting hole 11335 is formed along the length direction of the second seat back body 1133.

The cervical traction apparatus 10 further includes a telescoping mechanism 600, a fixing assembly 700, and a sliding mechanism 800.

The telescopic mechanism 600 includes a first telescopic body 610 and a second telescopic body 630, a first slider 611 is disposed at the bottom of the first telescopic body 610, a second slider is disposed at the bottom of the second telescopic body 630, the first slider 611 can slide along the first sliding slot 11333, and the second slider can slide along the second sliding slot.

Referring to fig. 16, the fixing assembly 700 includes a first fixing base 710, a second fixing base 730, and a forward and backward screw 750, the forward and backward screw 750 has forward and backward spiral lines, and two ends of the forward and backward screw 750 are respectively rotatably connected to the first fixing base 710 and the second fixing base 730.

The sliding mechanism 800 comprises a first driving block 810, a second driving block 830 and a driving device 850, the first driving block 810 and the second driving block 830 are arranged in the limiting hole 11335, the first driving block 810 is connected with the first telescopic body 610, the second driving block 830 is connected with the second telescopic body 630, two ends of the first driving block 810 are in threaded connection with first nuts 820, two ends of the second driving block 830 are in threaded connection with second nuts 840, the driving device 850 is in transmission connection with one end of the positive and negative screw 750, and the driving device 850 can drive the first driving block 810 and the second driving block 830 to rotate relative to the positive and negative screw 750, so that the first telescopic body 610 and the second telescopic body 630 move relative to the second chair back body 1133.

In a particular arrangement, the drive device 850 may be a motor.

In the present application, the driving device 850 drives the forward and reverse screws 750 to rotate, and the first nut 820 and the second nut 840 screwed with the forward and reverse screws 750 approach or move away from each other. Because both ends of the first driving block 810 are both connected with the first nuts 820 and both ends of the second driving block 830 are both connected with the second nuts 840, the movement of the first nuts 820 and the second nuts 840 drives the first telescopic body 610 and the second telescopic body 630 to move, so that the first telescopic body 610 and the second telescopic body 630 move relative to the second chair back body 1133, and further the height of the chair back is changed.

Referring to fig. 17, since the height of the backrest can be adjusted, the user can adjust the height of the backrest according to his or her own body height, and can select a comfortable posture under the condition of satisfying the traction angle of the treatment plan.

It should be noted that, in the present application, at least a portion of the first extensible body 610 is always embedded into the first receiving cavity, and at least a portion of the second extensible body 630 is always embedded into the second receiving cavity.

The sitting type traction treatment generally has high treatment intensity, the single time is usually 10 ~ 30 minutes, the effect is quick, the bedroom treatment generally has low treatment intensity, the sitting type traction treatment can be used for a long time, the cervical vertebra curvature can be slowly improved, and the sitting type traction treatment and the bedroom treatment are easier to accept.

Therefore, the applicant further improves the cervical traction device. Referring to fig. 18 and 19, the cervical traction apparatus further includes a first locking mechanism 900 and a second locking mechanism 1000.

The first locking mechanism 900 includes a first supporting body 910, a first roller 930 and a first braking plate 950, the first supporting body 910 is connected to the first chair back body 1131, the first supporting body 910 has a first accommodating groove 911, a first electromagnet 913 and a first spring 915 are disposed in the first accommodating groove 911, one end of the first spring 915 is fixed to the first supporting body 910, the other end of the first spring 915 is connected to the first braking plate 950, the first roller 930 is rotatably connected to the first supporting body 910, the first braking plate 950 can abut against the first roller 930 to limit the rotation of the first roller 930 when the first electromagnet 913 is powered off, and the first braking plate 950 can be away from the first roller 930 when the first electromagnet 913 is powered on.

Second locking mechanism 1000 constructs including the second supporter, second gyro wheel and braking plate, this body coupling of second supporter and third back of the chair, the second holding tank has been seted up to the second supporter, be provided with second electro-magnet and second spring in the second holding tank, the two ends of second spring are fixed in the second supporter, the other two ends of spring are connected with the second braking plate, the second gyro wheel rotates with the second supporter to be connected, the second braking plate can rotate with the restriction second gyro wheel with second gyro wheel butt when the second electro-magnet outage, the second gyro wheel can be kept away from to the second braking plate when the second electro-magnet circular telegram.

In this application, when the user needs to adopt the horizontal therapy, the cervical traction apparatus 10 is laid down, the first electromagnet 913 and the second electromagnet are energized, and at this time, the first electromagnet 913 attracts 950 to approach the first electromagnet 913, and the first braking plate 950 is away from the first roller 930. The second brake plate is also spaced apart from the second roller, and the first roller 930 and the second roller can be freely rolled, thereby moving the cervical traction apparatus 10 to move the cervical traction apparatus 10 to a spacious place. The first and

second electromagnets

913 and 913 are then de-energized, and the first brake plate 950 collides with the first roller 930 and the second brake plate collides with the second roller, thereby restricting the first and

second rollers

930 and 930 from rotating.

As mentioned above, the cervical traction apparatus 10 has a telescopic mechanism 600 capable of adjusting the length of the chair back so as to facilitate the human body to lie on the chair back, see fig. 20. The cushion acts as cervical vertebra pillow this moment, adjusts gasbag 1173 and supports head and cervical vertebra respectively, fills through control regulation gasbag 1173 and inflates the gas and make the shape on casing surface unanimous with the cervical vertebra curve, and the cervical vertebra is relative extension for the articular surface is separated relatively, neck muscle and tissue receive tensile alleviating, improves blood circulation, and the cervical vertebra curvature progressively resumes, and therapeutic effect is better.

Thus, the cervical traction device 10 can give consideration to both the advantages of sitting type traction treatment and horizontal type treatment.

In a specific arrangement, the motion track of the first brake plate 950 is limited in the first accommodation groove 911. The motion trail of the second brake plate is limited in the second accommodating groove.

In a specific arrangement, the first brake plate 950 is a first arc-shaped plate, and a first anti-slip layer is attached to an inner wall of the first arc-shaped plate. The second brake plate is a second arc-shaped plate, and a second anti-skid layer is attached to the inner wall of the second arc-shaped plate.

Referring to fig. 21, the telescoping mechanism 600 further includes a first connecting plate 650. The first linkage plate 650 is mounted to the first telescoping body 610 and the first linkage plate 650 is flush with the second seatback body 1133. In a specific configuration, the first connection plate 650 is engaged with the first telescopic body 610.

The telescoping mechanism 600 further includes a second connecting plate mounted to the second telescoping body and the second connecting plate is flush with the second seat back body.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A cervical traction chair is characterized by comprising

the clamping mechanism is used for clamping the head;

the supporting mechanism comprises a supporting plate and a first rotating shaft, the supporting plate is connected with the chair back, and a through hole is formed in the supporting plate; and

2. The cervical traction chair according to claim 1, wherein the traction mechanism further comprises a positioning member, the turntable is provided with a plurality of positioning holes, the plurality of positioning holes are uniformly distributed along the circumferential direction of the turntable, and the positioning member can be embedded into the positioning holes to limit the rotation of the turntable.

3. The cervical traction chair according to claim 2, wherein the turntable is provided with a push rod for pushing the rotation of the turntable.

4. The cervical traction chair of claim 1, further comprising a back pad disposed on the chair back.

5. The cervical traction chair according to claim 1, wherein the clamping mechanism comprises a fixed frame and an air bag disposed within the fixed frame.

6. The cervical traction chair according to claim 5, wherein the clamping mechanism further comprises a mandible holding part, the air bags comprise a first air bag and a second air bag, the first air bag and the second air bag are arranged on two opposite sides of the fixing frame, and the mandible holding part is arranged between the first air bag and the second air bag.

7. The cervical traction chair according to claim 5 or 6, wherein a friction layer is provided on the surface of the air bag.

8. The cervical traction chair according to claim 7, wherein the friction layer is a plurality of protrusions distributed in a dot shape.

9. The cervical traction chair according to claim 7, wherein the friction layer is a non-slip rib distributed in a linear shape.

10. A cervical vertebra traction device is characterized by comprising

The cervical traction chair of any one of claims 1 to 3, wherein the clamping mechanism comprises a fixed frame, a first air cell, a second air cell, and a mandible holding part, the first air cell and the second air cell being disposed on opposite sides of the fixed frame, the mandible holding part being disposed between the first air cell and the second air cell, the mandible holding part being made of an elastic material;

the angle detector is arranged at one end, far away from the first rotating shaft, of the traction rope and is used for detecting a traction angle; and

the pressure sensor is embedded into the lower jaw abutting part.