CN206560493U - It is a kind of to tilt rotating shaft bar by dependence and realize the traction chair that vertebra is drawn - Google Patents

Abstract

It is a kind of to tilt rotating shaft bar by dependence and realize the traction chair that vertebra is drawn.It is compared with the traction table and tractor being made on the market using rotating disk, air pressure or jack principle now, the application uses new principle, its effect is to only need to dependence to can be achieved with traction, and traction can just be terminated by terminating to lean on, and overcome operation cumbersome when using.The not only space-consuming, and also particularly troublesome when wanting to use of traction table and tractor on the market, it is all with great breakthrough from dynamics and pull-in time in terms of these.The application is not only cleverly by medical rehabilitation and the innovative combination of two aspects of daily seat, also tractor and office chair are combined, realize after work and study, vertebra can be drawn at any time, loosen the lumbar vertebrae that fatigue is felt because of sitting, cervical vertebra at any time.

Description

It is a kind of to tilt rotating shaft bar by dependence and realize the traction chair that vertebra is drawn

Technical field

The application, by medical rehabilitation and the ingenious combination of daily seat, is that one kind make it that rotating shaft bar is tilted and is produced by leaning on Raw holding power, so as to realize the traction chair of vertebra traction.

Background technology

It is a kind of to tilt rotating shaft bar by dependence and realize the traction chair that vertebra is drawn.It turns with utilizing on the market now The traction table that disk, air pressure or jack principle are made is compared with tractor, and the application uses new principle, and its effect is only Dependence is needed to can be achieved with traction, traction can just be terminated by terminating to lean on, and overcome operation cumbersome when using.Traction on the market Bed and tractor not only space-consuming, and also particularly troublesome when wanting to use, from dynamics and these sides of pull-in time Face, it is all with great breakthrough.The application not only cleverly combines two aspect novelties of medical rehabilitation and daily seat, Also tractor and office chair are combined, realized after work and study, vertebra can be drawn at any time, at any time all The lumbar vertebrae that fatigue is felt because of sitting, cervical vertebra can be loosened.

In China's mid-aged population 97% suffer from spinal disease, in recent years, the trend of rejuvenation is showed again, 40 years old with Under crowd in, more than 40% people's vertebra has various diseases, and the incidence of disease of children's The Treatment of Scoliosis is up to more than 25%.Bad Posture all easily makes vertebra in flexing position or some special body positions, not only increase the pressure in spinal disc for a long time, And the muscle ligament in vertebra portion is chronically at non-coordinating stress and is occurred lateral bending.Enterpriser, Computer Engineer, Designer, accounting, teacher, doctor, office staff and the personnel of same posture work are carried out for a long time obtain the general of spondylodynia Rate is apparently higher than other occupations.When teenager grows up, prevention and improvement spondylodynia are particularly important.For some Crowd with spinal disease, the importance of this traction chair just more particularly notable.

The content of the invention

The purpose of the application is the traction chair for providing a kind of medical rehabilitation health-caring equipment and the ingenious combination of daily seat.

The part of the most typical embodiment of the application includes：A pair of one-level draw-gears 1, a pair of two grades of draw-gears 2, one Cover cervical traction apparatus 3, a pair of hook armpit supports 4, chest fixing belt 5, fixing strap of waist 6, a pair of armrestses 7, One base 8.Include a backrest guide rail 1-1,4 pairs of one-level draw-gear support bars in wherein each one-level draw-gear 1 1-2,8 couples of one-level draw-gear hinge 1-3, guide rail bracket 1-4, five sliding block 1-5, two one-level draw-gear expansion bend 1- 6th, three couples of two grades of draw-gear hinge 2-1, two grades of traction dresses are included in five groups of ball 1-7, each two grades of draw-gears 2 Expansion bend 2-2, a pair two grades of draw-gear support bar 2-3, a pair of steel pipe 2-4 are put, are included in cervical traction apparatus 3 a pair Cervical traction apparatus support bar 3-1, cervical traction apparatus base 3-2, flexible headrest 3-3, a head band 3-4, three couples of cervical traction apparatus hinge 3-5.Wherein, one-level draw-gear 1, two grades of draw-gears 2, cervical traction apparatus 3 are The technological core part of the application, three's any combination or exclusive use are realized, the purpose of traction can be reached.

The building form of the application is：Cervical traction apparatus 3 is welded on the top of one-level draw-gear 1, two grades of traction dresses Put 2 be welded on behind one-level draw-gear 1, the bottom of two grades of draw-gears 2 and base 8 are welded, hook armpit support 4 be arranged on Backrest guide rail 1-1 is contacted and on the sliding block 1-5 in the top.Chest fixing belt 5, fixing strap of waist 6 are led installed in backrest On rail 1-1.Wherein, it is provided with backrest guide rail 1-1 on three sliding block 1-5, guide rail bracket 1-4 and two sliding block 1-5, one is installed Level draw-gear support bar 1-2 and sliding block 1-5 is hinged and connected by one-level draw-gear hinge 1-3, and one-level draw-gear stretches Device 1-6 two ends are separately mounted on backrest guide rail 1-1 and guide rail bracket 1-4.Two grades of draw-gear expansion bend 2-2, two grades of tractions Device support bar 2-3, steel pipe 2-4 two ends are all hinged by two grades of draw-gear hinge 2-1 and joined end to end respectively.Every neck Draw-gear support bar 3-1 two ends pass through a cervical traction apparatus hinge 3-5 and flexible headrest 3-3 and neck traction respectively Device pedestal 3-2 is hinged and connected, and flexible headrest 3-3 bottom is cut with scissors with cervical traction apparatus base 3-2 by cervical traction apparatus Chain 3-5 is hinged and connected, and flexible headrest 3-3 middle and upper part is provided with a head band 3-4.

The application method of the application：User is before using the application, and user is sitting on base 8, then by head, armpit Under, chest and waist fixed by head band 3-4, hook armpit support 4, chest fixing belt 5 and fixing strap of waist 6 respectively.Need When traction, head and upper limbs are leaned on backward just can realize traction.When needing to terminate traction, it is only necessary to stop Only lean on and just may be used.

The principle of the application:One-level draw-gear 1 implements principle：By leaning on so that one-level draw-gear 1 The distance between backrest guide rail 1-1 and guide rail bracket 1-4 diminish, and cause corresponding sliding block 1-5 by backrest guide rail 1-1 and guide rail Frame 1-4 extruding, works of the sliding block 1-5 being squeezed in one-level draw-gear support bar 1-2 and one-level draw-gear hinge 1-3 With lower so that hook armpit support 4 is moved up, so as to realize traction, wherein one-level draw-gear support bar 1-2 and one-level traction are filled The combination for putting hinge 1-3 serves the effect of rotating shaft bar in one-level draw-gear 1.Terminate to lean on, in one-level draw-gear 1 One-level draw-gear expansion bend 1-6 can make traction chair restore to the original state, while terminating traction.Two grades of draw-gears 2 are implemented Principle：By leaning on so that two grades of draw-gear expansion bend 2-2 in two grades of draw-gears 2 are with two grades of draw-gear expansion bends Centered on two grades of draw-gear hinge 2-1 that 2-2 is connected with steel pipe 2-4, tilt backwards, now two grades of draw-gear support bar 2- 3 and two grades of draw-gear hinge 2-1 at two grades of draw-gear support bar 2-3 two ends serve the effect of rotating shaft bar, this turn jointly Axostylus axostyle can provide one along the holding power outside the sensing of rotating shaft bar, and final two grades of draw-gears 2 can cause the holding power to decompose The tractive force along two grades of draw-gear expansion bend 2-2 is obtained, final phenomenon is that two grades of draw-gear expansion bend 2-2 stretch It is long, so as to realize the purpose of traction.Cervical traction apparatus 3 implement principle and two grades of draw-gears 2 are essentially identical, wherein Cervical traction apparatus support bar 3-1 is combined with two cervical traction apparatus hinge 3-5 at its two ends, and the combination serves rotating shaft bar Effect, the effect is, when leaning on, will to lean on the power that produces and be converted into the holding power of rotating shaft bar, and whole cervical traction apparatus 3 are again converted into the holding power tractive force to cervical vertebra.We can be by one-level draw-gear 1, two grades of draw-gears 2, necks The principle of draw-gear 3 is classified as a class, is exactly three intersection points using adjacent three hinges or hinge set as triangle, two Part between individual or two groups of hinges regards the side of triangle as, is changed and the triangle length of side using the angle of triangle Necessarily change this rule, is arranged to the side that length will not change during by three in triangle two in, and will Another telescopic side.Using the mode of dependence triangle is deformed upon, so that triangle a line therein becomes It is long, so as to realize the purpose of traction.The principle of the application is similar to usually seen hasp lock, and hasp lock equally exists one three Angular structure, it is unique the difference is that the power that the telescopable portion of the application is subject to is tractive force, and hasp lock can change length The power that the region of degree is subject to is extruding force.

The dynamics of the tractive force of the application is determined that first factor is that user produces when leaning on the application by three factors Effect power, its mainly by user upper limbs body weight provide and draw-gear itself weight；Second factor is one-level After draw-gear 1 is leaned on, the degree of compression, it is mainly relevant with the upper limbs body weight of user；3rd factor is two grades and led The inclined degree of leading-in device expansion bend 2-2.

Invention effect

The technical problem that the application is solved has：The application is to make rotating shaft bar produce holding power to turn by user's dependence Change the traction chair of vertebra traction, compensate for today's society by sitting the mode of leaning on and realize the blank that vertebra is drawn；With now on the market Vertebra traction apparatus compared with traction table.It is right present application addresses the cumbersome operation of many complexity in simple operation degree For traction therapeutic, the traction of continuation is not best mode of traction, the traction of continuation be easily caused vertebra and The confirmed fatigue of muscle, decides whether to continue to draw just to embody its convenient part during this time by leaning on；This Application realizes the randomness used, everywhere property, at any time property, it might even be possible in bed, on sofa, the place such as floor uses；This Application bottom can load onto chair leg or five-pointed star chair leg etc., just can so make when routine office work study even rest With；In terms of traction dynamics, the traction equipment sold on market today be all mostly by the mechanical force of rotating disk, fixed pulley or The form of air pressure realizes traction, and they are all extremely difficult to the requirement of lumbar traction dynamics.

The main application of the application：In medical field, vertebra, cervical spondylosis can be treated；The white collar handled official business for sitting Deng crowd, the tired ache of vertebra, cervical vertebra and pressure can be alleviated after rest；For the crowd and teenager of spinal curvature, It can promote to increase and the secondary growth of bone.And the spondylodynia band that can solve and prevent the busy crowd of routine work to be run into The puzzlement come.Make loosening all muscles；Improve local blood circulation, promote the absorption of oedema and the regression of inflammation, be conducive to damage Soft tissue repair；Loosen soft tissue adhesion, the capsular ligament and ligament of drawing-off contracture；The fine exception of adjustment backbone posterior joint changes Become, resetted the dislocation of the synovial membrane or zygapophysial joint of backbone posterior joint incarceration；Improve or recover the normal physiological of backbone Bending；Increase intervertebral foramen, release the stimulation and compressing of nerve root；Intervertenral space is widened, mitigates intradiscal pressure, is conducive to swollen The disk retraction and the disk Hui Na of evagination gone out.

Brief description of the drawings

Fig. 1 is the side structure schematic diagram of the application.

Part shown in Fig. 1 has：One-level draw-gear 1, two grades of draw-gears 2, cervical traction apparatus 3, hook armpit supports 4th, chest fixing belt 5, fixing strap of waist 6, armrests 7, base 8.Wherein, cervical traction apparatus 3 is welded on one-level traction dress Put that 1 top, two grades of draw-gears 2 are welded on behind one-level draw-gear 1, the bottom of two grades of draw-gears 2 and base 8 are welded Connect, hook armpit support 4, which is arranged on, to be contacted with backrest guide rail 1-1 and on the sliding block 1-5 in the top.Chest fixing belt 5, waist Fixing band 6 is arranged on backrest guide rail 1-1.The part contacted in hook armpit support 4 with user oxter is slow using highdensity sponge Punching set parcel.Chest fixing belt 5 and fixing strap of waist 6 are both provided with eye-splice above.Armrests 7 is that liftable chair is helped Hand, is arranged on base 8.

Fig. 2 is the behind schematic diagram of the application.

Part shown in Fig. 2 has：Backrest guide rail 1-1, one-level draw-gear support bar 1-2, one-level draw-gear hinge 1-3, guide rail bracket 1-4, sliding block 1-5, one-level draw-gear expansion bend 1-6, ball 1-7；Two grades of draw-gear hinge 2-1, two grades Draw-gear expansion bend 2-2, two grades of draw-gear support bar 2-3, steel pipe 2-4；Cervical traction apparatus support bar 3-1, neck are led Leading-in device base 3-2, flexible headrest 3-3, head band 3-4, cervical traction apparatus hinge 3-5, hook armpit support 4, chest are solid Determine band 5, fixing strap of waist 6, armrests 7, base 8.Led by backrest guide rail 1-1, one-level draw-gear support bar 1-2, one-level Leading-in device hinge 1-3, guide rail bracket 1-4, sliding block 1-5, one-level draw-gear expansion bend 1-6, ball 1-7 are combined into one-level traction The both sides for being arranged on sliding block 1-5 of device 1, wherein ball 1-7 and contacted with guide rail bracket 1-4 and backrest guide rail 1-1；By two Level draw-gear hinge 2-1, two grades of draw-gear expansion bend 2-2, two grades of draw-gear support bar 2-3, steel pipe 2-4 are combined into Two grades of draw-gears 2；It is solid by cervical traction apparatus support bar 3-1, cervical traction apparatus base 3-2, flexible headrest 3-3, head Fixed band 3-4, cervical traction apparatus hinge 3-5 are combined into cervical traction apparatus 3.

Fig. 3 is the schematic diagram of one-level draw-gear in the application.

Part shown in Fig. 3 has：Backrest guide rail 1-1, one-level draw-gear support bar 1-2, one-level draw-gear hinge 1-3, guide rail bracket 1-4, sliding block 1-5, one-level draw-gear expansion bend 1-6.Three sliding block 1-5 are installed on backrest guide rail 1-1, led Two sliding block 1-5 are installed, one-level draw-gear support bar 1-2 and sliding block 1-5 passes through one-level draw-gear hinge on rail gantry 1-4 1-3 is hinged and connected, and one-level draw-gear expansion bend 1-6 two ends are separately mounted on backrest guide rail 1-1 and guide rail bracket 1-4.

Fig. 4 is the schematic diagram of one of which form in two grades of draw-gears in the application.

Part shown in Fig. 4 has：Two grades of draw-gear hinge 2-1, two grades of draw-gear expansion bend 2-2, two grades of tractions Device support bar 2-3, steel pipe 2-4.Two grades of draw-gear expansion bend 2-2, two grades of draw-gear support bar 2-3, two of steel pipe 2-4 End is all hinged by two grades of draw-gear hinge 2-1 respectively to join end to end.

Fig. 5 is the schematic diagram of one of which embodiment in cervical traction apparatus in the application.

Part shown in Fig. 5 has：Cervical traction apparatus support bar 3-1, cervical traction apparatus base 3-2, flexible headrest 3-3, head band 3-4, cervical traction apparatus hinge 3-5.Every cervical traction apparatus support bar 3-1 two ends pass through respectively One cervical traction apparatus hinge 3-5 is hinged and connected with flexible headrest 3-3 and cervical traction apparatus base 3-2, and stretch headrest 3-3 Bottom be hinged and connected with cervical traction apparatus base 3-2 by cervical traction apparatus hinge 3-5, stretch headrest 3-3 on Portion is provided with a head band 3-4.Wherein, hasp is provided with head band 3-4 and can be adjusted by hasp Head band 3-4 length.

Fig. 6 is state design sketch of the application when being not used and using.

According to Fig. 6, we, which can clearly make, compares.Start traction when user is leaning on the application, this When can clearly observe, in the presence of one-level draw-gear, two grades of draw-gears and cervical traction apparatus, guide rail bracket with And the sliding block on backrest guide rail extends and the flexible elongation rested the head on to two Slideslips, two grades of draw-gear expansion bends respectively.

Fig. 7 is No. two embodiments of the application.

As shown in 7 figures, No. two embodiments are a kind of one of most easy form of the application, and which employs two grades of traction dresses The principle put.It is convenient that its advantage is, and can place it in and used on common chair or stool, not by place Limitation.

Fig. 8 is No. three embodiments of the application.

As shown in figure 8, the embodiment of No. three has applied to the design of rocking-chair, this is designed to meet user in lunch break The hope that can also be drawn.No. three embodiments are transformed base, solve user leg under intimate lying status Placement Problems.

Fig. 9 is No. four embodiments of the application.

As shown in figure 9, No. four embodiments have applied to the design of five-pointed star chair leg and have simplified original one-level draw-gear Design afterwards.

Embodiment

Fig. 1 to Fig. 5 is referred to, this specific embodiment includes one-level draw-gear 1, two grades of draw-gears 2, necks and led Leading-in device 3, hook armpit support 4, chest fixing belt 5, fixing strap of waist 6, armrests 7, base 8, its combine mode be：Neck Draw-gear 3 be welded on the top of one-level draw-gear 1, two grades of draw-gears 2 be welded on behind one-level draw-gear 1, two The bottom of level draw-gear 2 is welded with base 8, and hook armpit support 4 is arranged on contacts and be in the top with backrest guide rail 1-1 On sliding block 1-5, chest fixing belt 5 and fixing strap of waist 6 are arranged on backrest guide rail 1-1, and armrests 7 is arranged on base 8, It is characterized in that：Traction chair installs one-level draw-gear 1, two grades of draw-gears 2, cervical traction apparatus 3, described one-level traction Device 1 includes backrest guide rail 1-1, one-level draw-gear support bar 1-2, one-level draw-gear hinge 1-3, guide rail bracket 1-4, sliding block 1-5, one-level draw-gear expansion bend 1-6, the combination of wherein one-level draw-gear 1 is：Backrest guide rail 1-1 and guide rail bracket 1- Sliding block 1-5 is fitted with 4, one-level draw-gear support bar 1-2 and sliding block 1-5 is hinged by one-level draw-gear hinge 1-3 It is connected, one-level draw-gear expansion bend 1-6 two ends are separately mounted on backrest guide rail 1-1 and guide rail bracket 1-4, two grades of traction dresses Putting 2 includes two grades of draw-gear hinge 2-1, two grades of draw-gear expansion bend 2-2, two grades of draw-gear support bar 2-3, steel pipe 2- 4, wherein the combination of two grades of draw-gears 2 is：Two grades of draw-gear expansion bend 2-2, two grades of draw-gear support bar 2-3, Steel pipe 2-4 two ends are all hinged by two grades of draw-gear hinge 2-1 and joined end to end respectively, and cervical traction apparatus 3 includes neck Draw-gear support bar 3-1, cervical traction apparatus base 3-2, flexible headrest 3-3, head band 3-4, cervical traction apparatus Hinge 3-5, the combination of wherein cervical traction apparatus 3 is：Cervical traction apparatus support bar 3-1 two ends pass through two groups respectively Cervical traction apparatus hinge 3-5 is hinged and connected with flexible headrest 3-3 and cervical traction apparatus base 3-2, the bottom for the headrest 3-3 that stretches Portion is hinged and connected with cervical traction apparatus base 3-2 by cervical traction apparatus hinge 3-5, and flexible headrest 3-3 middle and upper part is set It is equipped with head band 3-4.

The centre of the headrest of two grades of draw-gears 2 is shaped to the form caved inward according to the human body back side of head.

Backrest guide rail 1-1 position of back, sets electric massage device.

The position that hook armpit support 4 is contacted with human body oxter sets high-density sponge cushion pad.

Armrests 7 employs the design of ergonomics, and armrests 7 is set to Liftable type.

Buffer spring is all provided with inside one-level draw-gear expansion bend 1-6 and two grades of draw-gear expansion bend 2-2.

Hasp is provided with head band 3-4, chest fixing belt 5 and fixing strap of waist 6 are provided with traction belt buckle.

Dismountable stainless steel chair leg is installed under base 8.

Ball 1-7 is provided with sliding block 1-5.

Lumbar traction：User needs that fixing strap of waist 6 first is wrapped in into waist and chest fixing belt 5 is wrapped in chest, And buckle is buckled well, makes that fixing strap of waist 6 fixes user's waist and chest fixing belt 5 fixes user's chest.Oxter Ride at hook armpit support 4, leash is adjusted to suitable length and leaned on backward naturally above the waist.

Neck traction：When user needs to draw neck, first by heads of the head band 3-4 user Fixed, then user is leaned on or the form by the way that head is leaned on backward naturally backward, and neck is drawn.

Terminate traction：When user needs to stop traction, armrests 7 can be firmly grasped, makes to sit straight or head above the waist Portion is leaned on after ajusting end.Untie chest fixing belt 5 and the fixing strap of waist 6 of chest fixing belt 5 or head band 5 just terminates Traction.

Operation principle：Occur rotating shaft bar referring to Fig. 6, the principle of this specific embodiment is the form leaned on by user Tilt to realize that vertebra is drawn.

Fig. 7, Fig. 8 and Fig. 9 are respectively No. two, No. three and No. four embodiments of the application exemplary embodiments.

Above content is only one of the application exemplary embodiments, wherein one-level draw-gear 1, two grades of draw-gears 2 and neck Portion's draw-gear 3 is the technological core part of this traction chair, and three's any combination or exclusive use can reach traction chair Purpose.Those of ordinary skill in the art on the premise of the application principle is not departed from, can also done with some deformations and changed Enter, also because being considered as the protection domain of the application.Wherein also include the simple device or tractor for being related to the application principle.

Claims (9)

1. a kind of by leaning on the traction chair for making rotating shaft bar tilt and realize vertebra traction, it includes one-level draw-gear (1), two Level draw-gear (2), cervical traction apparatus (3), hook armpit support (4), chest fixing belt (5), fixing strap of waist (6), chair are helped Hand (7), base (8), its combine mode be：Cervical traction apparatus (3) be welded on the top of one-level draw-gear (1), two grades Draw-gear (2) is welded on behind one-level draw-gear (1), the bottom of two grades of draw-gears (2) and base (8) are welded, hook Type armpit support (4) is arranged on to be contacted and the sliding block (1-5 in the top with backrest guide rail (1-1)）On, chest fixing belt (5) and Fixing strap of waist (6) is arranged on backrest guide rail (1-1), and armrests (7) is arranged on base (8), it is characterised in that：Traction Chair installs one-level draw-gear (1), two grades of draw-gears (2), cervical traction apparatus (3), described one-level draw-gear (1) bag Include backrest guide rail (1-1), one-level draw-gear support bar (1-2), one-level draw-gear hinge (1-3), guide rail bracket (1-4), cunning Block (1-5）, one-level draw-gear expansion bend (1-6）, the combination of wherein one-level draw-gear (1) is：Backrest guide rail (1-1) Sliding block (1-5 is fitted with guide rail bracket (1-4)）, one-level draw-gear support bar (1-2) and sliding block (1-5）Led by one-level Leading-in device hinge (1-3) is hinged and connected, one-level draw-gear expansion bend (1-6）Two ends be separately mounted to backrest guide rail (1-1) On guide rail bracket (1-4), two grades of draw-gears (2) include two grades of draw-gear hinge (2-1）, two grades of draw-gear expansion bends (2-2）, two grades of draw-gear support bar (2-3）, steel pipe (2-4）, wherein the combination of two grades of draw-gears (2) is：Two grades Draw-gear expansion bend (2-2）, two grades of draw-gear support bar (2-3）, steel pipe (2-4）Two ends all respectively pass through two grades traction Erecton hinge (2-1）It is hinged and joins end to end, cervical traction apparatus (3) includes cervical traction apparatus support bar (3-1）, neck traction Device pedestal (3-2）, flexible headrest (3-3）, head band (3-4）, cervical traction apparatus hinge (3-5）, wherein neck leads The combination of leading-in device (3) is：Cervical traction apparatus support bar (3-1）Two ends pass through two groups of cervical traction apparatus respectively and cut with scissors Chain (3-5）With flexible headrest (3-3）With cervical traction apparatus base (3-2）It is hinged and connected, stretch headrest (3-3）Bottom and neck Portion draw-gear base (3-2）Pass through cervical traction apparatus hinge (3-5）It is hinged and connected, stretch headrest (3-3）Middle and upper part set It is equipped with head band (3-4）.

2. traction chair according to claim 1, it is characterised in that：In the middle basis of the headrest of two grades of draw-gears (2) The human body back side of head is shaped to the form caved inward.

3. traction chair according to claim 1, it is characterised in that：In backrest guide rail (1-1) position of back, set electronic Massage machine.

4. traction chair according to claim 1, it is characterised in that：The position contacted in hook armpit support (4) with human body oxter High-density sponge cushion pad is set.

5. traction chair according to claim 1, it is characterised in that：Armrests (7) employs the design of ergonomics, chair Sub- handrail (7) is set to Liftable type.

6. traction chair according to claim 1, it is characterised in that：One-level draw-gear expansion bend (1-6）With two grades of tractions Device expansion bend (2-2）It is internal to be all provided with buffer spring.

7. traction chair according to claim 1, it is characterised in that：Head band (3-4）On be provided with hasp, chest is solid Fixed band (5) and fixing strap of waist (6) are provided with traction belt buckle.

8. traction chair according to claim 1, it is characterised in that：Base（8）It is beneath that dismountable stainless steel chair is installed Pin.

9. traction chair according to claim 1, it is characterised in that：In sliding block (1-5）On be provided with ball (1-7）.