CN108836725A - Cervical lumbar vertebra traction assistant alloy work chair - Google Patents
Cervical lumbar vertebra traction assistant alloy work chair Download PDFInfo
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- CN108836725A CN108836725A CN201810626845.XA CN201810626845A CN108836725A CN 108836725 A CN108836725 A CN 108836725A CN 201810626845 A CN201810626845 A CN 201810626845A CN 108836725 A CN108836725 A CN 108836725A
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- Prior art keywords
- support
- supporting plate
- seat
- fixed
- hole
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
- A61F5/04—Devices for stretching or reducing fractured limbs; Devices for distractions; Splints
- A61F5/042—Devices for stretching or reducing fractured limbs; Devices for distractions; Splints for extension or stretching
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
- A61G15/007—Physiotherapeutic chairs
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
- A61G15/10—Parts, details or accessories
- A61G15/12—Rests specially adapted therefor, e.g. for the head or feet
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
Abstract
The present invention relates to lumbar vertebrae or cervical traction instrument field of structural design, cervical lumbar vertebra traction assistant alloy work chair, cloth is hung including support chair, oxter supporting plate and lower jaw, support chair two sides are equipped with oxter supporting plate, and being made of between oxter supporting plate and supporting plate sliding block supporting plate pivot pin can rotation connection；Two locating grooves are symmetrically set on support chair, supporting plate sliding block is fixedly connected with the lower end of chest expander, and it is threaded engagement between positioning screw and support chair that the upper end of chest expander is rotatable, which to be fixedly connected positioning screw,；It supports and is equipped with rotating turret above chair, rotating turret is rotatably connected with support chair, and support chair is equipped with lower jaw and hangs cloth, and lower jaw hangs cloth one end and fixes with left elastic band, and the other end is fixed with right elastic band；Add cervical traction function and lumbar traction function on support chair, breach traditional protrusion of lumber intervertebral disc draw must recumbency treat and give patient's bring inconvenience, by cervical traction in conjunction with the function of lumbar traction, multi-purpose chair bring more selectivity to patient.
Description
Technical field
The present invention relates to lumbar vertebrae or cervical traction instrument field of structural design, specifically a kind of cervical lumbar vertebra traction assistant alloys
Work chair.
Background technique
Medical Device Market underwent an unusual development rapidly in recent years, and especially home medical instrument has become following 10 years and sends out
Open up most fast one of industry.Compared to the medical industry and medical product of the developed countries such as America and Europe, the medical product in China is horizontal remote
Far lag behind developed country.With the progress of society and economic development, the self health consciousness of people is more and more stronger, to medical treatment
The demand of instrument also gradually increases.More medical device products are just gradually coming into our family.Traditional medical instrument produces
Product user is mainly medical staff, rather than common patient.Such medical instrument cannot be used by patients well.At present
Due to the accelerating rhythm of life and competitive pressure growing day by day, so that the disease incidence of cervical vertebra/lumbar disease is higher and higher.For this
One disease, most effective treatment method are exactly traction therapeutic, and most of pulling equipments are confined to by force very much hospital due to professional
Equal medical institutions use, and need to treat under the guidance of doctor, and for severe patient, this is necessary；However for
Patients with mild, they can feel to travel to and fro between family and hospital, not only waste a large amount of time and also to pay certain number
Medical expense, often ignore that treatment, over time will minor illness product at serious disease, jeopardize health.
The sitting posture of protrusion of lumber intervertebral disc patient most abstained from, traditional traction device technology mostly use bed traction, example
Such as:
Application No. is：201410157789.1 patent of invention：A kind of handstand is lumbar traction bed；
Please number be：201510659133.4 patent of invention：Neck traction therapeutic bed for lumbar vertebrae；
Application No. is：200910040804.3 patent of invention：It is folding type cervical lumbar vertebra traction massage bed；
Application No. is：201510119839.1 patent of invention：A kind of traction reduction bed for treating the protrasion of the lumbar intervertebral disci；
Application No. is：201310055447.4 patent of invention：Protrasion of the lumbar intervertebral disci curve traction therapy rehabilitation bed；
Application No. is：200610012417.5 patent of invention：Neck, lumbr vertebra top-quivering type traction massage bed etc..
Above-mentioned etc. rehabilitation medicine equipment requires protrusion of lumber intervertebral disc patient that recumbency is needed to use, and business meeting, government affairs
Office, document processing, meeting affairs are had an informal discussion and many work are all to be not suitable for recumbency to go to execute, therefore there is an urgent need to one kind in the market
Be conducive to the position of fixing head and cervical vertebra, and advantageously reduce the cervical lumbar vertebra traction back work chair to the pressure of backbone.
Summary of the invention
For overcome the deficiencies in the prior art, be conducive to the position of fixing head and cervical vertebra the invention discloses a kind of,
The cervical lumbar vertebra traction back work chair to the pressure of backbone is advantageously reduced again.
The present invention adopt the following technical scheme that for：
Cervical lumbar vertebra traction assistant alloy work chair, including support chair, oxter supporting plate and lower jaw hang cloth, as improvement：The support
Chair two sides are equipped with oxter supporting plate, and being made of between the oxter supporting plate and supporting plate sliding block supporting plate pivot pin can rotation connection；
Two locating grooves, the fixed company in the lower end of the supporting plate sliding block and chest expander are symmetrically set on the support chair
It connects, the upper end of the chest expander is rotatable to be fixedly connected positioning screw, is spiral shell between the positioning screw and the support chair
Screw conjunction；
Rotating turret is equipped with above the support chair, the rotating turret is rotatably connected with the support chair, sets on the support chair
There is lower jaw to hang cloth, the lower jaw hangs cloth one end and fixes with left elastic band, and the other end is fixed with right elastic band；
The support chair two sides are fixedly installed pressure regulation turntable and are fixedly connected, and the pressure regulation turntable and the support chair are rotatable
Connection；
The left elastic band and the right elastic band sequentially pass through after pivoted frame pore and pivoted frame pore on the rotating turret with
It is fixedly connected respectively with pressure regulation turntable described in two sides after the through slot of side；
The support chair includes seat and support backrest, and the support chair is supported on by four support legs of the under-seat
On ground, the back side that supports against symmetrically is set there are two supporting plate sliding slot, and the supporting plate detent surface is coated with a layer thickness
For 0.2 to 0.4 millimeter of nickel alloy hard wear-resistant layer, the supporting plate sliding slot is T-shaped notch, and extends to the support backrest
Top, equipped with rotating support shaft, the rotating support shaft is equipped with support annular groove, the support backrest for the back side that supports against
Two sides, which are respectively welded, is fixed with fourth round seat and the 8th wheel seat, and the 4th pulley is rotatably connected on the fourth round seat, and the 8th
Pulley is rotatably connected on the 8th wheel seat, and the support backrest two sides are symmetrically set there are two location hole.
As further improvement：The chest expander and the supporting plate sliding block, the chest expander are equipped in the supporting plate sliding slot
Including tension spring and spring lower seat and the spring seat of honour, the spring seat of honour is fixed on the upper end of the tension spring, described
The spring seat of honour is slidably matched with the supporting plate sliding slot, and the spring seat of honour is equipped with positioning ring groove；The spring lower seat center is set
It is equipped with fixed hole；
The oxter supporting plate is rotatably connected on the supporting plate sliding block by supporting plate pivot pin, and the oxter supporting plate is equipped with supporting plate
Turn hole and finger buckle；The supporting plate sliding block is equipped with sliding block turn hole and spring fixing threaded hole；Spring set screw passes through the bullet
After fixed hole under spring on seat with spring fixing threaded hole immovable fitting, by the tension spring spring lower seat and the support
Plate sliding block is fixedly connected；
Symmetrical two supporting plate sliding slots outer end is equipped with positioning end cap, and positioning screw passes through the interior of the positioning end cap
Hole is connected with the chest expander, and the positioning end cap is fixed by screws in the upper end of the support backrest.
As further improvement：The positioning screw include the first shaft part, first shaft part be thread spindle, described first
The inner hole threaded engagement of shaft part and the positioning end cap, the first shaft part top are equipped with the second shaft part, and second shaft part is
Square shaft, the second shaft part top are equipped with third shaft part, and the adjusting pressuring knob is connected on second shaft part, and passes through fixation
Nut on the third shaft part is positioned, and the 4th shaft part, the 4th shaft part lower section are equipped with below first shaft part
Equipped with supported hole, the side of the supported hole is equipped with three to five limit screw holes, and embodiment is preferably four limit screw holes, described
Supported hole and spring seat of honour rotatable engagement, stop screw and the limit screw hole are threadedly engaged fixation, and the limit spiral shell
The end head of nail is slidably matched with the positioning ring groove.
As further improvement：The support backrest two sides are equipped with location hole, and positioning hole is removably fixed with positioning ring,
The positioning ring outer circle is fixed on the positioning hole, and positioning shoulder is equipped in the positioning ring, is equipped with one on the inside of the positioning shoulder
Global positioning groove；
The pressure regulation turntable include around cylinder, it is described to be equipped with fixed ring around cylinder, it is described to be equipped with locating shaft on the inside of the cylinder, it is described around cylinder
Outside is equipped with rotation crank；It is set on the side of the locating shaft there are two post holes is stored, sliding is combined with flexible in storage post holes
Ball, compressed spring one end are fixed on the storage post holes bottom, compressed spring other end support the flexible ball, force flexible ball
It is tightly extruded in ball positioning groove.
As further improvement：The rotating turret includes support plate and support swivel base, and support swivel base is equipped with up and down
Pivoted frame pore, it is described support swivel base be equipped with left and right perforation side through slot, it is described support swivel base side set there are four support
Screw hole；
Pivoted frame plate hole is provided in the support plate, pivoted frame plate hole and the pivoted frame pore are on same axial line；The branch
The front edge of fagging is symmetrically welded with the first wheel seat and the 5th wheel seat, and first pulley and the 5th pulley difference are rotatable
It is connected on first wheel seat and the 5th wheel seat；
Plane is symmetrically welded with the second wheel seat and the 6th wheel seat in the support plate, and the second wheel seat and the 6th wheel seat are located at described
Pivoted frame hole rim；Second pulley and the 6th pulley are rotatably connected to respectively on second wheel seat and the 6th wheel seat；
The support plate lower plane is symmetrically welded with third wheel seat and 7th round seat, and third wheel seat and 7th round seat are symmetrically positioned in
On the outside of the side through slot, third pulley and the 7th pulley are rotatably connected to the third wheel seat and the 7th round seat respectively
On.
As further improvement：Described right elastic band one end is fixed on the right side that the lower jaw hangs cloth, the other end successively around
First pulley, second pulley are crossed, sequentially passes through pivoted frame plate hole and pivoted frame pore downwards, passes through side through slot to the right, further around third excessively
It is fixed on after pulley and the 4th pulley in the fixed ring on the pressure regulation turntable of right side；
Described left elastic band one end is fixed on the left side that the lower jaw hangs cloth, and the other end successively bypasses the 5th pulley, the 6th pulley,
Pivoted frame plate hole and pivoted frame pore are sequentially passed through downwards, passes through side through slot to the left, further around fixed after the 7th pulley excessively and the 8th pulley
In the fixed ring on left side pressure regulation turntable.
As further improvement：The nickel alloy hard, wear-resistant layer material is made of the element of following weight percent：Ni:
12-14,W：2.4-2.6,Ti:2.2-2.4,Mo:1.7-1.9,Cr:1.6-1.8,Co:1.3-1.5,Zn:1.2-1.4 surplus is
Fe and inevitable impurity；The weight percent content of the impurity is：C is less than less than 0.05, Si less than 0.20, Mn
0.25, S is less than 0.015 less than 0.0l, P；The rockwell superficial hardness number of the nickel alloy hard, wear-resistant layer material is HRC57-59；
The supporting plate sliding block uses graphite nylon self-lubricating material, the graphite nylon self-lubricating material, including following components,
It forms by mass percentage：Nylon：37-39；Carbon fiber reinforcement：7-9；Molybdenum disulfide：3-5；Tungsten disulfide：2-4, surplus are
Solid lubricant graphite-based.
As further improvement：It is equipped with four to six support slots below the support backrest, is fixed on the support slot
Waist tread assembly, the waist tread assembly are equipped with air bag, are fixed with micro air pump on the waist tread assembly；
The inside of the waist tread assembly is equipped with air bag, is fixed with micro air pump on the outside of the waist tread assembly, the air bag it is interior
Portion is connected to by gas-guide tube with the micro air pump, the rear of the waist tread assembly set there are two supporting lug, the waist beam group
Part one end is equipped with seta band, and the outer surface of the other end is equipped with circle hair-videotape, and the seta band and the round hair-videotape can be buckled by creaking
Form stick to each other, described two supporting lugs are detachably fixed with the support slot connect respectively.
Beneficial effect：
（One）Cervical traction function and lumbar traction function are added on support chair, breaching traditional protrusion of lumber intervertebral disc traction must
It is inconvenient to patient's bring that palpus recumbency is treated, and by cervical traction in conjunction with the function of lumbar traction, multi-purpose chair are brought to patient
More selectivity.
（Two）Human body waist is fixed in such a way that air bag is inflated, it is easy to operate, it is convenient and reliable, and alleviate pair
The injury of waist.
（Three）The hardened conjunction chest expander of armpit subiculum applies pulling force to shoulder, realizes the traction to lumbar vertebrae, oxter supporting plate passes through
Shoulder is held, tradition traction fixing human chest is also solved while being formed human body and injures problem caused by chest,
Apply pulling force by the tension spring in chest expander, buffering effect can be played compared with Conventional gravity traction, mitigated to human body
Injury.
（Four）It is adjusted by pulling force of the positioning screw to chest expander, function is more perfect, meets different demands.
（Five）Without using oxter supporting plate being stowed in locating groove with can be convenient when the supporting plate of oxter, not only save
Space, and can be used as conventional chair and lean on still comfortable, realize more selectivity.
（Six）The pulling force that cloth can be hung to lower jaw by rotating pressure regulation turntable is adjusted, and function is more perfect, and pressure regulation turns
The combination of disk, flexible ball and positioning ring realizes bidirectional self-locking when lower jaw hangs the adjusting of cloth pulling force, easy to operate, securely and reliably.
（Seven）Left elastic band and right elastic band sequentially pass through after pivoted frame pore and pivoted frame plate hole on rotating turret again with tune
The connected structure design of pressure turntable realize during cervical traction can free rotary head function, usage experience is more humanized.
（Eight）The supporting plate detent surface is coated with the nickel alloy hard wear-resistant layer that a layer thickness is 0.2 to 0.4 millimeter, institute
Supporting plate sliding block is stated using graphite nylon self-lubricating material, it is ensured that supporting plate sliding block is adjusted in supporting plate sliding slot easy and flexible and moved.
Detailed description of the invention
Fig. 1 is main view of the invention.
Fig. 2 is three-dimensional view of the invention.
Fig. 3 is the three-dimensional view for supporting chair 10.
Fig. 4 is the outline drawing of chest expander 30.
Fig. 5 is the three-dimensional view of 36 connection structure of oxter supporting plate 34 and supporting plate sliding block.
Fig. 6 is the sectional view of A-A in Fig. 1.
Fig. 7 is the cross-sectional view of positioning screw 38 in Fig. 6.
Fig. 8 is the three-dimensional view of positioning ring 60.
Fig. 9 is the cross-sectional view of positioning ring 60.
Figure 10 is the main view of pressure regulation turntable 52.
Figure 11 is the three-dimensional view of pressure regulation turntable 52.
Figure 12 is the cross-sectional view of B-B in Fig. 1.
Figure 13 is the partial enlarged view of pressure regulation turntable 52 and 60 connection structure of positioning ring in Figure 12.
Figure 14 is the three-dimensional view of rotating turret 70.
Figure 15 is a kind of three-dimensional view of rotating turret 70 and its connection structure.
Figure 16 is a kind of three-dimensional view of rotating turret 70 and its connection structure.
Figure 17 is the cross-sectional view of rotating turret 70 and its connection structure.
Three-dimensional view when the oxter supporting plate 34 that Figure 18 present invention lays down 20 state of waist tread assembly is packed up.
Figure 19 is three-dimensional view when the oxter supporting plate 34 in Fig. 2 is packed up.
Figure 20 is the three-dimensional view of 20 opening state of waist tread assembly.
In figure：
10- supports chair, 11- support leg, 12- seat, 13- to support backrest, 14- support slot, 15- supporting plate sliding slot, 16- positioning card
Slot, 17- location hole, 18- rotating support shaft, 19- support annular groove, 20- waist tread assembly, 21- air bag, 22- supporting lug, 23- thorn
Hair-videotape, 24- circle hair-videotape, 25- micro air pump, 30- chest expander, 31- tension spring, the 32- spring seat of honour, 33- positioning ring groove, 34-
Oxter supporting plate, 35- finger buckle, 36- supporting plate sliding block, 37- position end cap, 38- positioning screw, the first shaft part of 39-, the second axis of 40-
Section, 41- third shaft part, the 4th shaft part of 42-, 43- supported hole, 44- limit screw hole, 45- adjusting pressuring knob, 46- stop screw, 50-
Lower jaw hangs the left elastic band of cloth, 51-, 52- pressure regulation turntable, 53- and turns around cylinder, 54- locating shaft, 55- fixed ring, the flexible ball of 56-, 57-
Shake handle, 58- compressed spring, the right elastic band of 59-, 60- positioning ring, 61- positioning shoulder, 62- ball positioning groove, 70- rotating turret,
71- support plate, 72- support swivel base, 73- pivoted frame pore, the side 74- through slot, 75- support screw hole, the first wheel seat of 81-, 82- first are sliding
Wheel, the second wheel seat of 83-, 84- second pulley, 85- third wheel seat, 86- third pulley, 87- fourth round seat, the 4th pulley of 88-,
The 5th wheel seat of 91-, the 5th pulley of 92-, the 6th wheel seat of 93-, the 6th pulley of 94-, 95- 7th round seat, the 7th pulley of 96-, 97-
Eight wheel seats, the 8th pulley of 98-, 99- supporting screw.406- supporting plate pivot pin, 302- spring lower seat, 306- spring set screw,
506- stores post holes, 603- spring fixing threaded hole, 703- pivoted frame plate hole.
One, structure feature：
Cervical lumbar vertebra traction assistant alloy work chair as shown in Figs. 1-2, including support chair 10, oxter supporting plate 34 and lower jaw hang cloth
50, as improvement：10 two sides of support chair are equipped with oxter supporting plate 34, by holding in the palm between the oxter supporting plate 34 and supporting plate sliding block 36
Board shaft pin 406 is constituted can rotation connection；
The oxter supporting plate 34 is slidably connected by supporting plate sliding block 36 with the support chair 10, bilateral symmetry on the support chair 10
There are two locating groove 16, the supporting plate sliding block 36 is fixedly connected with the lower end of chest expander 30 for setting, the chest expander 30 it is upper
Hold it is rotatable be fixedly connected positioning screw 38, between the positioning screw 38 and the support chair 10 be threaded engagement, it is described
38 upper end of positioning screw is fixed with adjusting pressuring knob 45；
Rotating turret 70 is equipped with above the support chair 10, the rotating turret 70 is rotatably connected with the support chair 10, the branch
Support chair 10 is equipped with lower jaw and hangs cloth 50, and the lower jaw hangs 50 one end of cloth and left elastic band 51 is fixed, the other end and right elastic band 59
It is fixed；
10 two sides of support chair are fixedly installed pressure regulation turntable 52 and are fixedly connected, the pressure regulation turntable 52 and the support chair
10 are rotatably connected；
The left elastic band 51 successively passes over the pivoted frame pore 73 on the rotating turret 70 with the right elastic band 59 and turns
It is fixedly connected respectively with pressure regulation turntable 52 described in two sides after frame pore 73 with after side through slot 74.
As shown in figure 3, the support chair 10 includes seat 12 and support backrest 13, the support chair 10 passes through the seat
On the ground, 13 top of support backrest is symmetrically set there are two supporting plate sliding slot 15 for four support legs 11 support of 12 lower sections,
The supporting plate sliding slot 15 is T-shaped notch, and extends to 13 top of support backrest, and rotation is equipped with above the support backrest 13
Turn support shaft 18, the rotating support shaft 18 is equipped with support annular groove 19, and 13 two sides of support backrest, which are respectively welded, to be fixed with
Fourth round seat 87 and the 8th wheel seat 97, the 4th pulley 88 are rotatably connected on the fourth round seat 87, and the 8th pulley 98 can revolve
Turn be connected on the 8th wheel seat 97,13 two sides of support backrest symmetrically set there are two location hole 17.
As shown in figure 4, being equipped with the chest expander 30 and the supporting plate sliding block 36, the chest expander in the supporting plate sliding slot 15
30 include that tension spring 31 and spring lower seat 302 and the spring seat of honour 32, the spring seat of honour 32 are fixed on the tension spring
31 upper end, the spring seat of honour 32 are slidably matched with the supporting plate sliding slot 15, and the spring seat of honour 32 is equipped with positioning ring groove
33；The spring lower seat 302 is provided centrally with fixed hole；
As shown in figure 5, the oxter supporting plate 34 is rotatably connected on the supporting plate sliding block 36 by supporting plate pivot pin 406, it is described
Oxter supporting plate 34 is equipped with supporting plate turn hole and finger buckle 35；The supporting plate sliding block 36 is equipped with sliding block turn hole and spring fixing threaded hole
603；Match after the fixed hole that spring set screw 306 passes through on the spring lower seat 302 with the fastening of spring fixing threaded hole 603
It closes, the spring lower seat 302 on the tension spring 31 is fixedly connected with the supporting plate sliding block 36.
The nickel alloy hard, wear-resistant layer material is made of the element of following weight percent：Ni:13,W：2.5,Ti:
2.3,Mo:1.8,Cr:1.7,Co:1.4,Zn:1.3, surplus is Fe and inevitable impurity；The weight percent of the impurity
Content is：C is 0.04, Si 0.17, Mn 0.23, S 0.008, P 0.013；The table of the nickel alloy hard, wear-resistant layer material
Face Rockwell hardness number is HRC58；
The use of the supporting plate sliding block 36 graphite nylon self-lubricating material, the graphite nylon self-lubricating material, including following groups
Point, it forms by mass percentage：Nylon：38；Carbon fiber reinforcement：8；Molybdenum disulfide：4；Tungsten disulfide：3, surplus is solid profit
Lubrication prescription graphite-based.
As shown in figs 6-8, symmetrical two 15 outer ends of supporting plate sliding slot are equipped with positioning end cap 37, positioning screw
38 inner holes for passing through the positioning end cap 37 are connected with the chest expander 30, and the positioning end cap 37 is fixed by screws in described
Support the upper end of backrest 13；
The positioning screw 38 include the first shaft part 39, first shaft part 39 be thread spindle, first shaft part 39 with it is described
The inner hole threaded engagement of end cap 37 is positioned, the second shaft part 40 is equipped with above first shaft part 39, second shaft part 40 is side
Axis is equipped with third shaft part 41 above second shaft part 40, and the adjusting pressuring knob 45 is connected on second shaft part 40, and is led to
It crosses the nut being fixed on the third shaft part 41 to be positioned, the 4th shaft part 42 is equipped with below first shaft part 39, it is described
Supported hole 43 is equipped with below 4th shaft part 42, the side of the supported hole 43 is equipped with three to five limit screw holes 44, and embodiment is excellent
It is selected as four limit screw holes 44, the supported hole 43 and 32 rotatable engagement of the spring seat of honour, stop screw 46 and the limit
Screw hole 44 is threadedly engaged fixation, and the end head of the stop screw 46 is slidably matched with the positioning ring groove 33.
As shown in Fig. 3 and Fig. 8-14,13 two sides of support backrest are equipped with location hole 17, are detachably fixed in location hole 17
There is positioning ring 60,60 outer circle of positioning ring is fixed in the location hole 17, and positioning shoulder 61, institute are equipped in the positioning ring 60
It states and is equipped with a global positioning groove 62 on the inside of positioning shoulder 61；
The pressure regulation turntable 52 includes around cylinder 53, and described to be equipped with fixed ring 55 around cylinder 53, described be equipped on the inside of cylinder 53 positions
Axis 54, it is described that rotation crank 57 is equipped on the outside of cylinder 53；It is set on the side of the locating shaft 54 there are two post holes 506 is stored, is received
Sliding in post holes 506 of receiving is combined with flexible ball 56, and 58 one end of compressed spring is fixed on 506 bottom of storage post holes, compression bullet
58 other end support of spring the flexible ball 56, force flexible ball 56 to be tightly extruded in ball positioning groove 62；
As shown in figure 14, the rotating turret 70 includes support plate 71 and support swivel base 72, and support swivel base 72 is equipped with up and down
Pivoted frame pore 73, it is described support swivel base 72 be equipped with left and right perforation side through slot 74, it is described support swivel base 72 side be equipped with
Four support screw holes 75；
As shown in figures 15-18, pivoted frame plate hole 703, pivoted frame plate hole 703 and the pivoted frame pore 73 are provided in the support plate 71
On same axial line；The front edge of the support plate 71 is symmetrically welded with the first wheel seat 81 and the 5th wheel seat
91, first pulley 82 and the 5th pulley 92 are rotatably connected to respectively on first wheel seat 81 and the 5th wheel seat 91；
Plane is symmetrically welded with the second wheel seat 83 and the 6th wheel seat 93, the second wheel seat 83 and the 6th wheel seat in the support plate 71
93 are located at 703 edge of pivoted frame plate hole；Second pulley 84 and the 6th pulley 94 are rotatably connected to second wheel seat respectively
83 and the 6th wheel seat 93 on；
71 lower plane of support plate is symmetrically welded with third wheel seat 85 and 7th round seat 95, third wheel seat 85 and 7th round seat
95 are symmetrically positioned in 74 outside of side through slot, and third pulley 86 and the 7th pulley 96 are rotatably connected to the third wheel seat respectively
85 and the 7th round seat 95 on；
Described 59 one end of right elastic band is fixed on the right side that the lower jaw hangs cloth 50, and the other end successively bypasses first pulley 82,
Two pulleys 84, sequentially pass through downwards pivoted frame plate hole 703 and pivoted frame pore 73, pass through side through slot 74 to the right, further around third pulley excessively
86 and the 4th are fixed on after pulley 88 in the fixed ring 55 on right side pressure regulation turntable 52；
Described 51 one end of left elastic band is fixed on the left side that the lower jaw hangs cloth 50, and the other end successively bypasses the 5th pulley 92,
Six pulleys 94, sequentially pass through downwards pivoted frame plate hole 703 and pivoted frame pore 73, pass through side through slot 74 to the left, further around the 7th pulley excessively
96 and the 8th are fixed on after pulley 98 in the fixed ring 55 on left side pressure regulation turntable 52.
As further improvement：Four to six support slots 14 are equipped with below the support backrest 13, on the support slot 14
It is fixed with waist tread assembly 20, the waist tread assembly 20 is equipped with air bag 21, is fixed with micro air pump 25 on the waist tread assembly 20；
As shown in figure 20, the inside of the waist tread assembly 20 is equipped with air bag 21, and the outside of the waist tread assembly 20 is fixed with miniature
The inside of air pump 25, the air bag 21 is connected to by gas-guide tube with the micro air pump 25, and the rear of the waist tread assembly 20 is set
There are two supporting lug 22, described 20 one end of waist tread assembly is equipped with seta band 23, and the outer surface of the other end is equipped with circle hair-videotape 24, institute
State seta band 23 and the round hair-videotape 24 can by way of creaking and buckleing stick to each other, described two supporting lugs 22 respectively with institute
It states support slot 14 and is detachably fixed connection.
Two, assembling steps include：
（One）Splice between support chair 10 and rotating turret 70：
Support chair 10 is set, rotating turret 70 is fetched；As shown in Fig. 3, Figure 14 and Figure 17；In advance by four supporting screws 99 successively from
Two to four circles are exited in support screw hole 75 outward, by 73 sets of pivoted frame pore in rotating support shaft 18, then by four supporting screws
99 successively support screw hole 75 in inwardly precession two to four enclose so that the end head of supporting screw 99 and support annular groove 19 slide match
Close, realize rotating turret 70 and support chair 10 between can not only rotate but also without departing from.
（Two）Splice between support chair 10 and symmetrical positioning screw 38 and oxter supporting plate 34：
Support chair 10 is set, oxter supporting plate 34 and supporting plate sliding block 36 are fetched；As shown in Fig. 3, Fig. 5-8；In advance by oxter supporting plate 34
Be made of between supporting plate sliding block 36 supporting plate pivot pin 406 can rotation connect；
It will match after fixed hole that spring set screw 306 passes through on the spring lower seat 302 with the fastening of spring fixing threaded hole 603
It closes, the spring lower seat 302 on the tension spring 31 is fixedly connected with the supporting plate sliding block 36；
By 43 sets of supported hole on positioning screw 38 on the spring seat of honour 32 on chest expander 30, stop screw 46 and the limit
Screw hole 44 is threadedly engaged fixation, and the end head of the stop screw 46 is slidably matched with the positioning ring groove 33, so that positioning
It is rotatable cooperation between the spring seat of honour 32 on screw rod 38 and chest expander 30；
Successively first supporting plate sliding block 36 is inserted among supporting plate sliding slot 15, then the 4th shaft part 42 and the spring seat of honour 32 are inserted into support together
Among plate sliding slot 15；It positions between 37 inner bolt hole of end cap and positioning screw 38 after threaded engagement, then positioning end cap 37 is shelved on
15 upper port plane of supporting plate sliding slot, four head bolts successively pass through positioning end cap 37 on installation through-hole after with supporting plate sliding slot 15
Positioning end cap 37 is fastened in 15 upper port plane of supporting plate sliding slot, fixed by the installation screw immovable fitting in upper port plane
45 center square hole of adjusting pressuring knob is put on the second shaft part 40 on the screw rod 38 of position, the third shaft part 41 on positioning screw 38 tightens
Gu nut is loosened in cooperation, so that being detachable immovable fitting between positioning screw 38 and adjusting pressuring knob 45.
Splicing step between symmetrical positioning screw 38 and oxter supporting plate 34 and support chair 10 is identical.
In order to which oxter supports comfortable, supporting plate 34 upper surface in oxter can be made into semicolumn according to individual demand, can also be
Supporting plate 34 upper surface in oxter can wrap up or fix a soft objects according to individual demand.
（Three）Splice between support chair 10 and pressure regulation turntable 52：
Support chair 10 is set, pressure regulation turntable 52 is fetched；As shown in Fig. 3, Fig. 8-14；
First 60 outer circle of positioning ring is fixed in the location hole 17, then the extruding of flexible ball 56 on pressure regulation turntable 52 is slipped over into institute
After stating the positioning shoulder 61 on positioning ring 60, the flexible ball 56 is limited within the symmetrical two ball positioning grooves 62；
The technical characteristic makes non-external force when on rotation crank 57, and pressure regulation turntable 52 will not be rotated relative to positioning ring 60.
Splicing step between symmetrical pressure regulation turntable 52 and support chair 10 is identical.
（Four）Splice between support chair 10 and left elastic band 51 and right elastic band 59：
Right 59 one end of elastic band is fixed on the right side that the lower jaw hangs cloth 50, and right 59 other end of elastic band successively bypasses first pulley
82, second pulley 84 sequentially pass through downwards pivoted frame plate hole 703 and pivoted frame pore 73, pass through side through slot 74 to the right, further around third excessively
It is fixed on after pulley 86 and the 4th pulley 88 in the fixed ring 55 on right side pressure regulation turntable 52；
Left 51 one end of elastic band is fixed on the left side that the lower jaw hangs cloth 50, and left 51 other end of elastic band successively bypasses the 5th pulley
92, the 6th pulley 94 sequentially passes through downwards pivoted frame plate hole 703 and pivoted frame pore 73, passes through side through slot 74 to the left, further around the excessively the 7th
It is fixed on after pulley 96 and the 8th pulley 98 in the fixed ring 55 on left side pressure regulation turntable 52.It installs.
In addition, can will splice between support chair 10 and waist tread assembly 20 as needed：
Two supporting lugs 22 on waist tread assembly 20 may be selected among the support slot 14 for being aligned and being inserted on support chair 10,
It forms a fixed connection.
Three, application method：
（One）In use, user is sitting on support chair 10, user's upper part of the body gravity is borrowed, it is ensured that user's buttocks will not rise
Height leaves support chair 10, as shown in figure 18；
Waist tread assembly 20 can also be wrapped in user waist position by user, then by the seta band 23 of 20 one end of waist tread assembly
It is fixed with 24 stick to each other of circle hair-videotape of 20 other end of waist tread assembly, then turns on micro air pump 25, to being filled in air bag 21
Gas, air bag 21 expand, and preferably human body waist can be fixed on support chair 10, as shown in figure 20.
（Two）When doing protrusion of lumber intervertebral disc traction recovering, user pulls downward on oxter supporting plate 34 to suitable position, makes two
Side oxter supporting plate 34 holds human body underarm region, and chest expander 30 is lifted up power to shoulders of human body application by oxter supporting plate 34,
Adjusting pressuring knob 45 by adjusting 10 top of support chair adjusts the upper and lower position of chest expander 30, can carry out to pulling force size preparatory
It adjusts, can give lumber ertebral disc effective tractive force, reach lumbar intervertebral disc protrusion rehabilitation effect, as shown in figure 18；
In addition, it is bigger lumber ertebral disc can be given to user's lumbar vertebrae working tension using waist tread assembly 20 and oxter supporting plate 34
Tractive force, preferably effectively prevent protrusion of lumber intervertebral disc, as shown in figure 20；
When without using lumbar traction function, oxter supporting plate 34 is moved to the position contour with locating groove 16, then pass through hand
Refer to that oxter supporting plate 34 is pushed in locating groove 16 by button 35, so that oxter supporting plate 34 be packed up；
When need to use lumbar traction function, 16 outside of locating groove being symmetrical set is respectively protruding into a finger, with one
A finger catches on the finger buckle 35 being symmetrical set respectively, before being exposed to support chair 10 just for 90 degree of the selection of oxter supporting plate 34
Side, as shown in Figure 3.
（Three）It when doing vertebrae traction recovering, pulls downward on lower jaw and hangs cloth 50, so that lower jaw is hung cloth 50 and hold user's chin portion
Position, draws cervical vertebra under the pulling force effect of left elastic band 51 and right elastic band 59, effectively prevents cervical spondylosis, pass through rotation
The pressure regulation turntable 52 of 10 two sides of chair is supported, it can be by left elastic band 51 and the tightening of right elastic band 59 on cylinder 53, or by left elastic force
Band 51 and right elastic band 59 loosen, and adjust the pulling force size that lower jaw hangs cloth 50 to human cervical spine with this, meanwhile, left 51 He of elastic band
Right elastic band 59 passes through the structure being connected again with pressure regulation turntable 52 after rotating turret 70, and user can during realizing cervical traction
The function of free rotary head.
Four, above-mentioned Substantial technical feature outstanding directly brings following significant beneficial effect：
（One）Cervical traction function and lumbar traction function are added on support chair 10, breaches traditional protrusion of lumber intervertebral disc traction
Must recumbency treat it is inconvenient to patient bring, by cervical traction with the function of lumbar traction ining conjunction with, multi-purpose chair, give patient with
Carry out more selectivity.
（Two）Human body waist is fixed in such a way that air bag 21 is inflated, it is easy to operate, it is convenient and reliable, and alleviate
Injury to waist.
（Three）Oxter supporting plate 34 combines chest expander 30 to apply pulling force to shoulder, realizes the traction to lumbar vertebrae, oxter supporting plate
34 by holding shoulder, and tradition traction fixing human chest injury caused by chest is also solved while being formed human body
Problem applies pulling force by the tension spring 31 in chest expander 30, can play buffering effect compared with Conventional gravity traction, subtract
Gently to human injury.
（Four）It is adjusted by pulling force of the positioning screw 38 to chest expander 30, function is more perfect, meets different demands.
（Five）Without using oxter supporting plate 34 being stowed in locating groove 16 with can be convenient when the supporting plate 34 of oxter, not only
Space is saved, and can be used as conventional chair and lean on still comfortable, realizes more selectivity.
（Six）The pulling force that cloth 50 can be hung to lower jaw by rotating pressure regulation turntable 52 is adjusted, and function is more perfect, adjusts
The combination of pressure turntable 52, flexible ball 56 and positioning ring 60 realizes bidirectional self-locking when lower jaw hangs the adjusting of 50 pulling force of cloth, operation side
Just, securely and reliably.
（Seven）Left elastic band 51 and right elastic band 59 sequentially pass through pivoted frame pore 73 and pivoted frame plate hole on rotating turret 70
The structure design being connected again with pressure regulation turntable 52 after 703 realize during cervical traction can free rotary head function, use body
It tests more humanized.
（Eight）15 surface of supporting plate sliding slot is coated with the nickel alloy hard wear-resistant layer that a layer thickness is 0.2 to 0.4 millimeter,
The supporting plate sliding block 36 uses graphite nylon self-lubricating material, it is ensured that supporting plate sliding block 36 is adjusted in 15 easy and flexible of supporting plate sliding slot and moved
It is dynamic.
Claims (8)
1. cervical lumbar vertebra traction assistant alloy work chair, including support chair（10）, oxter supporting plate（34）Cloth is hung with lower jaw（50）, special
Sign is：The support chair（10）Two sides are equipped with oxter supporting plate（34）, the oxter supporting plate（34）With supporting plate sliding block（36）Between by
Supporting plate pivot pin（406）Constituting can rotation connection；
The support chair（10）On be symmetrically set with two locating grooves（16）, the supporting plate sliding block（36）With chest expander
（30）Lower end be fixedly connected, the chest expander（30）Upper end rotatable be fixedly connected positioning screw（38）, the positioning
Screw rod（38）With the support chair（10）Between be threaded engagement；
The support chair（10）Top is equipped with rotating turret（70）, the rotating turret（70）With the support chair（10）Rotatable company
It connects, the support chair（10）It is equipped with lower jaw and hangs cloth（50）, the lower jaw hangs cloth（50）One end and left elastic band（51）It is fixed, separately
One end and right elastic band（59）It is fixed；
The support chair（10）Two sides are fixedly installed pressure regulation turntable（52）It is fixedly connected, the pressure regulation turntable（52）With it is described
Support chair（10）It is rotatably connected；
The left elastic band（51）With the right elastic band（59）Sequentially pass through the rotating turret（70）On pivoted frame pore
（73）With pivoted frame pore（73）Afterwards with side through slot（74）Afterwards respectively with pressure regulation turntable described in two sides（52）It is fixedly connected；
The support chair（10）Including seat（12）With support backrest（13）, the support chair（10）Pass through the seat（12）Under
Four support legs of side（11）It supports on the ground, the support backrest（13）Top is symmetrically set there are two supporting plate sliding slot
（15）, the supporting plate sliding slot（15）Surface is coated with the nickel alloy hard wear-resistant layer that a layer thickness is 0.2 to 0.4 millimeter, described
Supporting plate sliding slot（15）For T-shaped notch, and extend to the support backrest（13）Top, the support backrest（13）Top is equipped with
Rotating support shaft（18）, the rotating support shaft（18）It is equipped with support annular groove（19）, the support backrest（13）Two sides difference
It is welded with fourth round seat（87）With the 8th wheel seat（97）, the 4th pulley（88）It is rotatably connected to the fourth round seat（87）
On, the 8th pulley（98）It is rotatably connected to the 8th wheel seat（97）On, the support backrest（13）Two sides are symmetrically equipped with
Two location holes（17）.
2. cervical lumbar vertebra traction assistant alloy work chair according to claim 1, it is characterized in that：The supporting plate sliding slot（15）It is interior
Equipped with the chest expander（30）With the supporting plate sliding block（36）, the chest expander（30）Including tension spring（31）And under spring
Seat（302）With the spring seat of honour（32）, the spring seat of honour（32）It is fixed on the tension spring（31）Upper end, on the spring
Seat（32）With the supporting plate sliding slot（15）It is slidably matched, the spring seat of honour（32）It is equipped with positioning ring groove（33）；The spring
Lower seat（302）It is provided centrally with fixed hole；
The oxter supporting plate（34）Pass through supporting plate pivot pin（406）It is rotatably connected to the supporting plate sliding block（36）On, the oxter
Supporting plate（34）It is equipped with supporting plate turn hole and finger buckle（35）；The supporting plate sliding block（36）It is equipped with sliding block turn hole and the fixed spiral shell of spring
Hole（603）；Spring set screw（306）Pass through the spring lower seat（302）On fixed hole after with spring fixing threaded hole
（603）Immovable fitting, by the tension spring（31）On spring lower seat（302）With the supporting plate sliding block（36）It is fixedly connected；
Symmetrical two supporting plate sliding slots（15）Outer end is equipped with positioning end cap（37）, positioning screw（38）Across described
Position end cap（37）Inner hole and the chest expander（30）It is connected, the positioning end cap（37）It is fixed by screws in the support
Backrest（13）Upper end.
3. cervical lumbar vertebra traction assistant alloy work chair according to claim 1, it is characterized in that：The positioning screw（38）Packet
Include the first shaft part（39）, first shaft part（39）For thread spindle, first shaft part（39）With the positioning end cap（37）'s
Inner hole threaded engagement, first shaft part（39）Top is equipped with the second shaft part（40）, second shaft part（40）It is described for square shaft
Second shaft part（40）Top is equipped with third shaft part（41）, the adjusting pressuring knob（45）It is connected to second shaft part（40）On, and
By being fixed on the third shaft part（41）On nut positioned, first shaft part（39）Lower section is equipped with the 4th shaft part
（42）, the 4th shaft part（42）Lower section is equipped with supported hole（43）, the supported hole（43）Side be equipped with three to five limit
Screw hole（44）, embodiment is preferably four limit screw holes（44）, the supported hole（43）With the spring seat of honour（32）Rotation is matched
It closes, stop screw（46）With the limit screw hole（44）It is threadedly engaged fixation, and the stop screw（46）End head and institute
State positioning ring groove（33）It is slidably matched.
4. cervical lumbar vertebra traction assistant alloy work chair according to claim 1, it is characterized in that：The support backrest（13）Two
Side is equipped with location hole（17）, location hole（17）Inside it is removably fixed with positioning ring（60）, the positioning ring（60）Outer circle is fixed on
The location hole（17）It is interior, the positioning ring（60）It is interior to be equipped with positioning shoulder（61）, the positioning shoulder（61）It is global that inside is equipped with one
Positioning groove（62）；
The pressure regulation turntable（52）Including around cylinder（53）, described around cylinder（53）It is equipped with fixed ring（55）, described around cylinder（53）It is interior
Side is equipped with locating shaft（54）, described around cylinder（53）Outside is equipped with rotation crank（57）；The locating shaft（54）Side be equipped with
Two storage post holes（506）, store post holes（506）Upper sliding is combined with flexible ball（56）, compressed spring（58）One end is fixed on
The storage post holes（506）Bottom, compressed spring（58）Other end support the flexible ball（56）, force flexible ball（56）Tightly
It is extruded in ball positioning groove（62）It is interior.
5. cervical lumbar vertebra traction assistant alloy work chair according to claim 1, it is characterized in that：The rotating turret（70）Including
Support plate（71）With support swivel base（72）, support swivel base（72）It is equipped with pivoted frame pore up and down（73）, the support turn
Seat（72）It is equipped with the side through slot of left and right perforation（74）, the support swivel base（72）Side set there are four support screw hole（75）；
The support plate（71）On be provided with pivoted frame plate hole（703）, pivoted frame plate hole（703）With the pivoted frame pore（73）In same
On one axial line；The support plate（71）Front edge be symmetrically welded with the first wheel seat（81）With the 5th wheel seat
（91）, first pulley（82）With the 5th pulley（92）It is rotatably connected to first wheel seat respectively（81）With the 5th wheel seat
（91）On；
The support plate（71）Upper plane is symmetrically welded with the second wheel seat（83）With the 6th wheel seat（93）, the second wheel seat（83）With
6th wheel seat（93）Positioned at the pivoted frame plate hole（703）Edge；Second pulley（84）With the 6th pulley（94）Rotatable company respectively
It connects in second wheel seat（83）With the 6th wheel seat（93）On；
The support plate（71）Lower plane is symmetrically welded with third wheel seat（85）With 7th round seat（95）, third wheel seat（85）With
7th round seat（95）It is symmetrically positioned in the side through slot（74）Outside, third pulley（86）With the 7th pulley（96）Rotatable company respectively
It connects in the third wheel seat（85）With the 7th round seat（95）On.
6. cervical lumbar vertebra traction assistant alloy work chair according to claim 1, it is characterized in that：The right elastic band（59）One
End is fixed on the lower jaw and hangs cloth（50）Right side, the other end successively bypasses first pulley（82）, second pulley（84）, downwards according to
It is secondary to pass through pivoted frame plate hole（703）With pivoted frame pore（73）, side through slot is passed through to the right（74）, further around third pulley excessively（86）With the 4th
Pulley（88）After be fixed on right side pressure regulation turntable（52）On fixed ring（55）On；
The left elastic band（51）One end is fixed on the lower jaw and hangs cloth（50）Left side, the other end successively bypasses the 5th pulley
（92）, the 6th pulley（94）, pivoted frame plate hole is sequentially passed through downwards（703）With pivoted frame pore（73）, side through slot is passed through to the left（74）,
Further around the 7th pulley excessively（96）With the 8th pulley（98）After be fixed on left side pressure regulation turntable（52）On fixed ring（55）On.
7. cervical lumbar vertebra traction assistant alloy work chair according to claim 1, it is characterized in that：The nickel alloy hard, wear-resistant
Layer material is made of the element of following weight percent：Ni:12-14,W：2.4-2.6,Ti:2.2-2.4,Mo:1.7-1.9,Cr:
1.6-1.8,Co:1.3-1.5,Zn:1.2-1.4, surplus are Fe and inevitable impurity；The weight percent of the impurity contains
Amount is：C is less than 0.015 less than 0.0l, P less than 0.25, S less than 0.20, Mn less than 0.05, Si；The nickel alloy hard wear-resistant layer
The rockwell superficial hardness number of material is HRC57-59；
The supporting plate sliding block（36）Using graphite nylon self-lubricating material, the graphite nylon self-lubricating material, including it is following
Component forms by mass percentage：Nylon：37-39；Carbon fiber reinforcement：7-9；Molybdenum disulfide：3-5；Tungsten disulfide：2-4,
Surplus is solid lubricant graphite-based.
8. a kind of cervical lumbar vertebra traction back work chair according to claim 1, it is characterized in that：The support backrest（13）Under
Side is equipped with four to six support slots（14）, the support slot（14）On be fixed with waist tread assembly（20）, the waist tread assembly（20）
It is equipped with air bag（21）, the waist tread assembly（20）On be fixed with micro air pump（25）；
The waist tread assembly（20）Inside be equipped with air bag（21）, the waist tread assembly（20）Outside be fixed with micro air pump
（25）, the air bag（21）Inside pass through gas-guide tube and the micro air pump（25）Connection, the waist tread assembly（20）After
Supporting lug there are two just setting（22）, the waist tread assembly（20）One end is equipped with seta band（23）, the outer surface of the other end is equipped with
Circle hair-videotape（24）, the seta band（23）With the round hair-videotape（24）Can creak detain by way of stick to each other, it is described two
Supporting lug（22）Respectively with the support slot（14）It is detachably fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810626845.XA CN108836725A (en) | 2018-06-19 | 2018-06-19 | Cervical lumbar vertebra traction assistant alloy work chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810626845.XA CN108836725A (en) | 2018-06-19 | 2018-06-19 | Cervical lumbar vertebra traction assistant alloy work chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108836725A true CN108836725A (en) | 2018-11-20 |
Family
ID=64202260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810626845.XA Pending CN108836725A (en) | 2018-06-19 | 2018-06-19 | Cervical lumbar vertebra traction assistant alloy work chair |
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| Country | Link |
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| CN (1) | CN108836725A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110286014A (en) * | 2019-07-05 | 2019-09-27 | 湖南中南智能工业技术有限公司 | Detachable and installation reduction device and division method |
| CN112674922A (en) * | 2020-12-24 | 2021-04-20 | 甘肃中医药大学附属医院 | Adjustable self-gravity traction lumbar vertebra resetting device |
| CN114767417A (en) * | 2022-04-15 | 2022-07-22 | 四川大学 | Emergency department's nursing is with wrapping supporting equipment |
-
2018
- 2018-06-19 CN CN201810626845.XA patent/CN108836725A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110286014A (en) * | 2019-07-05 | 2019-09-27 | 湖南中南智能工业技术有限公司 | Detachable and installation reduction device and division method |
| CN112674922A (en) * | 2020-12-24 | 2021-04-20 | 甘肃中医药大学附属医院 | Adjustable self-gravity traction lumbar vertebra resetting device |
| CN114767417A (en) * | 2022-04-15 | 2022-07-22 | 四川大学 | Emergency department's nursing is with wrapping supporting equipment |
| CN114767417B (en) * | 2022-04-15 | 2023-07-04 | 湖北民族大学附属民大医院 | Supporting equipment is wrapped with nursing of emergency department |
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Application publication date: 20181120 |