CN109730839A - An adjustable transfer chair - Google Patents
An adjustable transfer chair Download PDFInfo
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- CN109730839A CN109730839A CN201910010086.9A CN201910010086A CN109730839A CN 109730839 A CN109730839 A CN 109730839A CN 201910010086 A CN201910010086 A CN 201910010086A CN 109730839 A CN109730839 A CN 109730839A
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- 230000007246 mechanism Effects 0.000 claims abstract description 44
- 238000004804 winding Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 7
- 229920001971 elastomer Polymers 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 239000003381 stabilizer Substances 0.000 claims description 4
- 210000003141 lower extremity Anatomy 0.000 description 9
- 230000000474 nursing effect Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000001771 impaired effect Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 206010037714 Quadriplegia Diseases 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 208000024172 Cardiovascular disease Diseases 0.000 description 1
- 208000020339 Spinal injury Diseases 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 208000026106 cerebrovascular disease Diseases 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 230000002526 effect on cardiovascular system Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001821 foam rubber Polymers 0.000 description 1
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Abstract
The invention discloses the adjustable transfer chairs of one kind, U-shaped bottom frame including rear portion opening, four universal load wheels that can brake, four tipping tubes, two electric pushrods, arm-rest frame, arm-rest frame connecting tube, rollover-resistant mechanism, two groups of tape mechanisms, seat board and backrest, the tipping tube lower end is rotatably arranged on the bottom frame, the tipping tube upper end is rotatably arranged on the arm-rest frame, the electric pushrod is rotatably arranged on the bottom frame and the tipping tube, it is internal at left and right sides of the arm-rest frame to be each provided with one group of tape mechanism, two coiling bands are fixedly installed in the tape mechanism, the two coiling bands are removably connect with seat board, there are many structures for the seat board, it holds and is fixed at the arm-rest frame rear.A kind of adjustable transfer chair of the invention can be used for family, hospital, home for destitute etc., it can be achieved that transfer between the positions such as patient bed, wheelchair, sofa and toilet seat.
Description
Technical field
The present invention relates to nursing device technical fields, more particularly to the adjustable transfer chair of one kind.
Background technique
With the aggravation of the domestic problem of an aging population, man at an advanced age gradually increases, in addition to this, by cardiovascular and cerebrovascular disease
The patient populations with lower limb disorder such as weakness of the lower extremities, quadriplegia caused by disease, spinal injury are numerous.Transfer is for this
It is a kind of daily life activity for a little crowds, but the problems such as due to weakness of the lower extremities, quadriplegia, causes transfer process tired
Difficulty, such as patient is transferred to from the bed on lavatory, sofa or wheelchair, it usually needs the assistance of multiple nursing stafves can
It completes, to aggravate the difficulty of nursing.
The transfer device of existing suitable the elderly and lower limb impaired patients is fewer currently on the market, structure size compared with
Greatly, controllability is not strong, and inconvenient, do not have wide applicability, it is difficult to meet the elderly and lower limb impaired patients into
The demand of a variety of occasion safe transfers of row, at present convenience, the peace of transfer device used in the elderly and lower limb impaired patients
Full property and applicability have much room for improvement.A kind of safe and reliable, convenient, the applicability of operation is provided for the elderly and lower limb impaired patients
Strong adjustable transfer chair is very necessary.
Summary of the invention
In view of the technical drawbacks of the prior art, it is an object of the present invention to provide the adjustable transfer chairs of one kind.
The technical solution adopted to achieve the purpose of the present invention is:
The adjustable transfer chair of one kind, which is characterized in that the U-shaped bottom frame including rear portion opening, four universal load wheels that can brake,
Four tipping tubes, two electric pushrods, arm-rest frame, arm-rest frame connecting tube, rollover-resistant mechanism, two groups of tape mechanisms, seat board and
Backrest, the tipping tube lower end are rotatably arranged on the bottom frame, and the tipping tube upper end can be rotatably set
On the arm-rest frame, the electric pushrod is rotatably arranged on the bottom frame and the tipping tube, described
The battery of electric pushrod be fixed on the bottom frame, it is internal at left and right sides of the arm-rest frame to be each provided with one group of volume
With mechanism, two coiling bands are fixedly installed in the tape mechanism, the two coiling bands are removably connect with seat board, institute
There are many structures for the seat board stated, and hold and are fixed at the arm-rest frame rear.
The U-shaped bottom frame includes two fixed inner tubes, two outer tubes and bottom frame transverse tube, and the outer tube is slideably
It is socketed in the fixation inner tube, multiple threaded holes is equidistantly provided in the fixation inner tube, are arranged on the outer tube
There is positioning screw, the universal load wheel that brakes be provided with below the fixation inner tube front end and the outer tube back-end,
Wherein, foundation bolt is fixedly installed on the universal load wheel that brakes below the outer tube back-end.
The rollover-resistant mechanism includes transverse connecting pipe, L-type outer tube and stabilizer, and the transverse connecting pipe fixation is set
It sets on the outer tube, the L-type outer tube is slideably socketed on the transverse connecting pipe, the lateral connection
It is equidistantly provided with multiple threaded holes on pipe, is provided with holding screw and stabilizer on the L-type outer tube.
The bottom frame transverse tube is fixed in the fixation inner tube, the bottom frame transverse tube include fixed transverse tube and
Slidably transverse tube, the slidably transverse tube are socketed on the fixation transverse tube, are equidistantly provided on the fixation transverse tube
Multiple threaded holes are provided with positioning screw, the fixation transverse tube and the slidably transverse tube on the slidably transverse tube
It is upper to be fixedly installed foot pedal respectively.
The tipping tube includes inclination inner tube and inclination outer tube, and the inclination outer tube is slideably socketed in inclination
Guan Shang is equidistantly provided with multiple threaded holes in the inclination inner tube, is provided with positioning screw, footrest on the inclination outer tube
Pad is fixed on the inclination outer tube.
The arm-rest frame connecting tube is fixed on the arm-rest frame, and the arm-rest frame connecting tube includes handrail
Frame connecting tube left part and arm-rest frame connecting tube right part, the arm-rest frame connecting tube right part are slideably socketed in the handrail
On frame connecting tube left part, multiple threaded holes, the arm-rest frame connection are equidistantly provided on the arm-rest frame connecting tube left part
Positioning screw is provided on pipe right part.
The tape mechanism includes bevel gear transmission, fewer differential teeth planetary wheel mechanism, lifting belt guiding mechanism and two
A take-up reel, the bevel gear transmission include handle, horizontal axis, lateral bevel gear and longitudinal bevel gear, the handle
It is rotatably arranged on the arm-rest frame, the horizontal axis is fixedly connected with the handle, the lateral bevel gear
Be fixedly connected on the horizontal axis, longitudinal bevel gear and the lateral bevel gear are meshed, their axis at
90 ° of angles.
The fewer differential teeth planetary wheel mechanism includes camshaft, eccentric wheel, planetary gear, internal gear, pin shaft, guide and
Output shaft, the eccentric wheel are fixed on the camshaft, and the planetary gear is socketed in the eccentric wheel
On, multiple pin holes are provided on the planetary gear, the pin shaft is fixed on the guide, the pin shaft grafting
On the pin hole of the planetary gear, the internal gear is meshed with the planetary gear, the output shaft fixed setting
On the guide.
The take-up reel includes spool, two reels, and the spool is fixed by shaft coupling and the output shaft
Connection, two reels are fixed on the spool, and the winding is wound on the spool.
The lifting belt guiding mechanism includes fixed plate, two leading axles and rubber strip, and the fixed plate fixation is set
It sets inside the arm-rest frame, two leading axles are rotationally arranged in parallel in the fixed plate, and described two
A leading axle two sides are constrained by rubber strip, and the winding passes through two leading axles.
The backrest includes backrest left part and backrest right part, and the backrest left part is rotatably arranged in described help
In hand cradle, the backrest right part is slideably socketed on the backrest left part, and the backrest right part passes through connector sleeve
It is fixed on the arm-rest frame, multiple threaded holes, the backrest right part is equidistantly provided on the backrest left part
On be provided with positioning screw.
Compared with prior art, the beneficial effects of the present invention are:
Adjustable transfer chair of the invention, securely and reliably, strong applicability, for handicapped the elderly and lower limb disability
Personage can provide good balance, realize that patient turns from bed to wheelchair, between the positions such as sofa, toilet seat and automobile
It moves, meanwhile, transfer chair of the invention also has good controllability, shifts the width of chair, the inclination of height and transfer chair
Angle is adjustable, to adapt to the patient of different building shape difference height, in addition to this, transfer has been widened in the modularized design of seat board
The use scope of chair, rollover-resistant mechanism increase the stability of transfer chair, and tape mechanism can be realized reliable location, therefore, this
Turn in the daily lifes such as the adjustable transfer chair of invention can facilitate patient to complete from bed to wheelchair, sofa, toilet seat and automobile
It moves, solves the difficulty in minimal invasive treatment, and alleviate the labor intensity of nursing staff, improve nursing efficiency.
Detailed description of the invention
Fig. 1 show the front view of adjustable transfer chair of the invention；
Fig. 2 show lateral side view shown in FIG. 1；
Fig. 3 show the backrest opening figure of adjustable transfer chair；
Fig. 4 show tape mechanism schematic diagram；
Fig. 5 show fewer differential teeth planetary wheel structural scheme of mechanism；
Fig. 6 show lifting belt guiding mechanism schematic diagram；
Fig. 7 show universal wheel setting schematic diagram；
Fig. 8 show base plate structure schematic diagram；
Fig. 9 show formula figure on front side of the adjustable transfer chair equipped with foam-rubber cushion.
Specific embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that described herein
Specific embodiment be only used to explain the present invention, be not intended to limit the present invention.
As shown in Figure 1, adjustable transfer chair of the invention includes the U-shaped bottom frame 1 of rear portion opening, four universal loads that can brake
Wheel, four tipping tubes 2, two electric pushrods 3, arm-rest frame 4, arm-rest frame connecting tube 5, rollover-resistant mechanism 6, two groups of tape mechanisms 7,
Seat board 8 and backrest 9,2 lower end of tipping tube are rotatably arranged on the bottom frame 1,2 upper end of tipping tube
It is rotatably arranged on the arm-rest frame 4, the electric pushrod 3 is rotatably arranged in the bottom frame 1 and described
Tipping tube 2 on, the battery 31 of the electric pushrod is fixed on the bottom frame 1, the arm-rest frame 4 or so two
It is each provided with one group of tape mechanism 7 inside side, two coiling bands 42, two disks are fixedly installed in the tape mechanism 7
Winding 42 is removably connect with seat board 8, and a variety of eye-splice modes can be used and connect, and the present invention uses safety belt buckle mode, institute
There are many structures for the seat board 8 stated, and hold 41 and are fixed at 4 rear of arm-rest frame.
Specifically, adjustable transfer chair of the invention can help patient to realize multiple positions such as bed, wheelchair, sofa and toilet seat
Transfer between setting, is divided into three steps when in use, and patient is transferred to transfer chair by the first step from bed, wheelchair, sofa or toilet seat
On, second step pushes transfer chair to send patient to destination, and patient is transferred to bed, wheelchair, sofa from transfer chair by third step
Or on toilet seat, the operating process of third step and the operating process of the first step on the contrary, the present invention only patient to be transferred to from the bed
It is illustrated on transfer chair, it is shown as shown in Figure 1, Figure 3 and Figure 4, seat board 8 is dismantled from winding 42 and is placed on bed, will be suffered from
Person props up to sitting state, is sitting in it on seat board 8, is provided with connector sleeve 94 and holding screw 95 on the backrest 9, passes through
Adjusting holding screw 95 makes connector sleeve 94 be in slidably state, and chain to be slidably connected set 94 makes it beyond 4 top of arm-rest frame, and will be tight
Determine screw 95 to tighten, then open backrest 9, transfer chair is moved to bedside by holding 41 by nursing staff, then by seat board 8 and
Winding 42 fastens, and closes backrest 9, unclamps holding screw 95, and chain to be slidably connected set 94 arrives home position, tightens holding screw 95, shake
Fixed handle 711 raises the seat board 8, disengages it from bed surface, completes patient from the bed to the operation on transfer chair.
For the transfer occasion for adjusting the height of seat board 8 to adapt to different, as shown in Fig. 1, Fig. 4, Fig. 5 and Fig. 6, using volume
Seat board height is adjusted in band mechanism 7, and the tape mechanism 7 includes bevel gear transmission 71, and fewer differential teeth planetary discusses machine
Structure 72, take-up reel 73 and lifting belt guiding mechanism 74.The bevel gear transmission includes handle 711, and horizontal axis 712 is lateral
Bevel gear 713 and longitudinal bevel gear 714, the handle 711 are rotatably arranged on the arm-rest frame 4, the cross
Axis 712 is fixedly connected with the handle 711, and the lateral bevel gear 713 is fixedly connected on the horizontal axis 712, institute
The longitudinal bevel gear 714 and the lateral bevel gear 713 stated are meshed, their axis is at an angle of 90.The few teeth difference row
Star-wheel mechanism 72 includes the camshaft 721 being fixedly connected with longitudinal bevel gear 714 in the bevel gear transmission, with
The eccentric wheel 722 that the camshaft 721 is fixedly connected, the planetary gear 724 being socketed with the eccentric wheel, with the row
The internal gear 723 of star-wheel engagement is provided with multiple pin holes on the planetary gear 724, and pin shaft 725 is plugged on the pin hole,
The pin shaft 725 is fixed on guide 726, and output shaft 727, the output shaft are fixedly installed on the guide
It is fixedly connected by shaft coupling 733 with take-up reel 73.When rotational handle 711, lateral bevel gear 713 is driven by horizontal axis 712
Rotation, the lateral bevel gear 713 engages with longitudinal bevel gear 714, so that longitudinal bevel gear 714 is driven to rotate, it is described
Longitudinal bevel gear 714 drives camshaft 721 to rotate, and the camshaft drives 724 turns of planetary gear by eccentric wheel 722
Dynamic, the planetary gear 724 is meshed with the internal gear 723, and the internal gear 723 is fixed not relative to arm-rest frame 4
Dynamic, the planetary gear 724 imparts power to pin shaft 725, and the pin shaft 725 drives guide 726 to rotate, finally by power
It is transmitted to output shaft 727, the output shaft 727 is fixedly connected by shaft coupling 733 with spool 731, thus described in driving
Spool 731 rotates, and realizes the lifting of winding 42.In this way, seat board 8 can promote or be reduced to any position when rotational handle 711
It sets, when the handle 711 is fixed, since planetary gear 724 and internal gear 723 interfere, planetary gear 724 no longer turns
Dynamic, seat board 8 can be positioned to any position and lock in the position.
Preferably, in order to guarantee seat board 8 in rising or decline, winding is at vertical state, does not wind,
As shown in Fig. 1, Fig. 4 and Fig. 6, lifting belt guiding mechanism 74 is provided with below the take-up reel 73, the lifting belt is drawn
Leading mechanism 74 includes the fixed plate 741 being fixed inside arm-rest frame, the leading axle 742 being rotatably arranged in fixed plate
With the leading axle 743 being slidably disposed in fixed plate, two leading axle two sides are provided with elastic rubber belt 744 for institute
The two guidance shaft compressions stated, winding 42 pass through two leading axles, in this way, when seat board 8 is in process of rising or falling
Wrapping phenomena will not occur for winding 42.
Further, in order to adjust the width of transfer chair to adapt to the patient of different building shape, as shown in Figure 1, Figure 2 and Figure 3,
The bottom frame transverse tube 14, arm-rest frame connecting tube 5 and 9 structure of backrest are adjustable, and the bottom frame transverse tube 14 includes fixed transverse tube 141
Slidably transverse tube 142 are equidistantly provided with threaded hole on the fixation transverse tube 141, on the slidably transverse tube 142
It is provided with positioning screw 143, positioning screw 143 can cooperate different threaded holes to control the width of bottom frame transverse tube 14, described
Arm-rest frame connecting tube 5 include arm-rest frame connecting tube left part 51, arm-rest frame connecting tube right part 52 and positioning screw 53, described helps
Hand cradle connecting tube right part 52 is slideably socketed on the arm-rest frame connecting tube left part 51, and the arm-rest frame connecting tube is left
It is equidistantly provided with multiple threaded holes in portion 51, positioning screw 53 is provided on the arm-rest frame connecting tube right part 52, positions spiral shell
Nail 53 can cooperate different threaded holes to carry out the width of adjustable handrail frame connecting tube 5, the backrest 9 include backrest left part 91,
Backrest right part 92 and positioning screw 93, the backrest right part 92 is slideably socketed on the backrest left part 91, described
Backrest left part 91 on be equidistantly provided with multiple threaded holes, be provided with positioning screw 93 on the backrest right part 92, position spiral shell
Nail 93 can cooperate different threaded holes to control the width of backrest, specifically, to guarantee the consistent of transfer chair width adjusting
Property, the bottom frame transverse tube 14, arm-rest frame connecting tube 5 are identical with 9 adjustable range of backrest.
Further, in order to adjust the height of transfer chair to adapt to the patients of different heights, as shown in Figure 1, Figure 2 and Figure 3,
Electric pushrod 3 is provided on the U-shaped bottom frame 1 and the tipping tube 2, the battery 31 of the electric pushrod 3 is fixed
On fixed transverse tube 141, such patient can adjust the length of electric pushrod according to the demand of itself when in use for setting, from
And change the angle of U-shaped bottom frame 1 and tipping tube 2, achieve the purpose that change transfer chair height, inside and outside the tipping tube 2 uses
The form of pipe socket, including inner tube 21 and inclination outer tube 22 are tilted, it is provided with positioning screw 23 on the inclination outer tube, it is described
Inclination inner tube on be equidistantly provided with threaded hole, when transfer chair height still it is impossible to meet when the demand of patient, can pass through
Positioning screw 23 cooperates different threaded holes to extend tipping tube 2, to increase the height of transfer chair, it is preferable that tipping tube 2 is adopted
With parallelogram sturcutre, to guarantee that bottom frame 1 and arm-rest frame 4 remain horizontal.
Further, to adapt to different transfer occasions, as shown in figure 8, various structures shape can be used in the seat board 8
Formula, nursing staff can replace different seat boards according to the different demands of patient.
In order to improve the safety and stability of transfer chair, as shown in Fig. 2, being provided with positioning screw on the outer tube 13
12, threaded hole is equidistantly provided in the fixation inner tube 11, is unscrewed the positioning screw 12 being arranged on outer tube 13, is slided backward institute
The outer tube 13 stated, screwed in place screw 12, to realize the equidistant flexible of two outer tubes 13, to improve adjustable transfer chair
Stability.
Further, the rollover of chair is shifted in order to prevent, and as shown in figures 1 and 3, U-shaped bottom frame two sides are provided with anti-rollover
Mechanism 6, the rollover-resistant mechanism includes the transverse connecting pipe 63 being fixed on outer tube 13, with the transverse connecting pipe
The L-type outer tube 62 of socket is provided with idler wheel 61 on the L-type outer tube, is provided with holding screw on the L-type outer tube 62,
It is provided with threaded hole on the transverse connecting pipe 63, can cooperate different threaded hole increases anti-by adjusting holding screw
The width of rollover mechanism increases the stability of transfer chair to a greater degree.
Further, to improve safety, as shown in Fig. 2, it is provided with arm-rest frame connecting tube 5 on the arm-rest frame 4,
Patient when using transfer chair can both hands hold arm-rest frame connecting tube 5 and guarantee the safety of itself.
In order to improve the use feeling of patient, as shown in Fig. 2, being provided with footrest pad 24, patient on the tipping tube 2
When using chair is shifted, footrest pad 24 can support the weight of patient legs, to keep patient more comfortable.Meanwhile such as Fig. 9 institute
Show, in the arm-rest frame 4, is respectively arranged with polygon or circle in the backrest 9 and the arm-rest frame connecting tube 5
Sponge housing 4 enhances the comfort of patient.
In conclusion adjustable transfer chair of the invention, securely and reliably, strong applicability, for handicapped the elderly
Good balance can be provided with lower limb physical disabilities, realize patient from bed to wheelchair, the positions such as sofa, toilet seat and automobile
Between transfer, meanwhile, transfer chair of the invention also has good controllability, shifts the width of chair, height and transfer
The tilt angle of chair is adjustable, to adapt to the patient of different building shape difference height, in addition to this, the modularized design of seat board is opened up
The wide use scope of transfer chair, rollover-resistant mechanism increase the stability of transfer chair, and tape mechanism can be realized reliable location,
Therefore, adjustable transfer chair of the invention patient can be facilitated to complete from bed to wheelchair, the daily lifes such as sofa, toilet seat and automobile
In transfer, solve the difficulty in minimal invasive treatment, and alleviate the labor intensity of nursing staff, improve nursing efficiency.
The above is only a preferred embodiment of the present invention, it is noted that for the common skill of the art
For art personnel, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (11)
1. the adjustable transfer chair of one kind, which is characterized in that the U-shaped bottom frame including rear portion opening, four universal load wheels that can brake, four
Root tipping tube, two electric pushrods, arm-rest frame, arm-rest frame connecting tube, rollover-resistant mechanism, two groups of tape mechanisms and lean on seat board
Back, the tipping tube lower end are rotatably arranged on the bottom frame, and the tipping tube upper end is rotatably arranged in
On the arm-rest frame, the electric pushrod is rotatably arranged on the bottom frame and the tipping tube, described
The battery of electric pushrod is fixed on the bottom frame, internal at left and right sides of the arm-rest frame to be each provided with one group of winding
Mechanism is fixedly installed two coiling bands in the tape mechanism, and the two coiling bands are removably connect with seat board, described
Seat board there are many structure, hold and be fixed at the arm-rest frame rear.
2. adjustable transfer chair as described in claim 1, which is characterized in that the U-shaped bottom frame includes two fixed inner tubes,
Two outer tubes and bottom frame transverse tube, the outer tube are slideably socketed in the fixation inner tube, the fixation inner tube
On be equidistantly provided with multiple threaded holes, be provided with positioning screw on the outer tube, the fixation inner tube front end and described
The universal load wheel that brakes is provided with below outer tube back-end, wherein the universal load of braking below the outer tube back-end
Foundation bolt is fixedly installed on wheel.
3. such as claim 1 and adjustable transfer chair as claimed in claim 2, which is characterized in that the rollover-resistant mechanism packet
Transverse connecting pipe, L-type outer tube and stabilizer are included, the transverse connecting pipe is fixed on the outer tube, the L-type
Outer tube is slideably socketed on the transverse connecting pipe, and multiple threaded holes are equidistantly provided on the transverse connecting pipe,
Holding screw and stabilizer are provided on the L-type outer tube.
4. adjustable transfer chair as claimed in claim 2, which is characterized in that the bottom frame transverse tube is fixed at described
In fixed inner tube, the bottom frame transverse tube includes fixed transverse tube and slidably transverse tube, the slidably transverse tube are socketed in described
Fixation transverse tube on, multiple threaded holes are equidistantly provided on the fixation transverse tube, it is fixed to be provided on the slidably transverse tube
Position screw, is fixedly installed foot pedal on the fixation transverse tube and the slidably transverse tube respectively.
5. adjustable transfer chair as described in claim 1, which is characterized in that the tipping tube includes inclination inner tube and inclination
Outer tube, the inclination outer tube are slideably socketed in inclination inner tube, are equidistantly provided with multiple spiral shells in the inclination inner tube
Pit, positioning screw is provided on the inclination outer tube, and footrest pad is fixed on the inclination outer tube.
6. adjustable transfer chair as described in claim 1, which is characterized in that the arm-rest frame connecting tube is fixed at institute
On the arm-rest frame stated, the arm-rest frame connecting tube includes arm-rest frame connecting tube left part and arm-rest frame connecting tube right part, described
Arm-rest frame connecting tube right part is slideably socketed on the arm-rest frame connecting tube left part, the arm-rest frame connecting tube left part
On be equidistantly provided with multiple threaded holes, be provided with positioning screw on the arm-rest frame connecting tube right part.
7. adjustable transfer chair as described in claim 1, which is characterized in that the tape mechanism includes Bevel Gear Transmission machine
Structure, fewer differential teeth planetary wheel mechanism, lifting belt guiding mechanism and two take-up reels, the bevel gear transmission include handle,
Horizontal axis, lateral bevel gear and longitudinal bevel gear, the handle are rotatably arranged on the arm-rest frame, the horizontal axis
It is fixedly connected with the handle, the lateral bevel gear is fixedly connected on the horizontal axis, longitudinal bevel gear
It is meshed with the lateral bevel gear, their axis is at an angle of 90.
8. adjustable transfer chair as claimed in claim 7, which is characterized in that the fewer differential teeth planetary wheel mechanism includes bias
Wheel shaft, eccentric wheel, planetary gear, internal gear, pin shaft, guide and output shaft, the eccentric wheel are fixed at described inclined
On heart wheel shaft, the planetary gear is socketed on the eccentric wheel, and multiple pin holes, the pin are provided on the planetary gear
Axis is fixed on the guide, and the pin shaft is plugged on the pin hole of the planetary gear, the internal gear with
The planetary gear is meshed, and the output shaft is fixed on the guide.
9. such as claim 1, claim 7 and adjustable transfer chair according to any one of claims 8, which is characterized in that the volume
Tep reel includes spool, two reels, and the spool is fixedly connected by shaft coupling with the output shaft, two volumes
Disk is fixed on the spool, and the winding is wound on the spool.
10. adjustable transfer chair as claimed in claim 7, which is characterized in that the lifting belt guiding mechanism includes fixing
Plate, two leading axles and rubber strip, the fixed plate are fixed inside the arm-rest frame, two leading axles
It is rotationally arranged in parallel in the fixed plate, described two leading axle two sides are constrained by rubber strip, described
Winding passes through two leading axles.
11. adjustable transfer chair as described in claim 1, which is characterized in that the backrest includes backrest left part and backrest
Right part, the backrest left part are rotatably arranged on the arm-rest frame, and the backrest right part is slideably socketed in
On the backrest left part, the backrest right part is fixed on the arm-rest frame by connector sleeve, the backrest
It is equidistantly provided with multiple threaded holes on left part, is provided with positioning screw on the backrest right part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910010086.9A CN109730839A (en) | 2019-01-02 | 2019-01-02 | An adjustable transfer chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910010086.9A CN109730839A (en) | 2019-01-02 | 2019-01-02 | An adjustable transfer chair |
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| Publication Number | Publication Date |
|---|---|
| CN109730839A true CN109730839A (en) | 2019-05-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910010086.9A Pending CN109730839A (en) | 2019-01-02 | 2019-01-02 | An adjustable transfer chair |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111419567A (en) * | 2020-04-07 | 2020-07-17 | 浙江英洛华康复器材有限公司 | foldable lift chair |
| CN111920597A (en) * | 2020-09-04 | 2020-11-13 | 天津科技大学 | A multifunctional auxiliary standing chair |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2005039477A1 (en) * | 2003-10-27 | 2005-05-06 | Robert John Tough | A wheeled contrivance and a steering mechanism for the wheeled contrivance |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111419567A (en) * | 2020-04-07 | 2020-07-17 | 浙江英洛华康复器材有限公司 | foldable lift chair |
| CN111920597A (en) * | 2020-09-04 | 2020-11-13 | 天津科技大学 | A multifunctional auxiliary standing chair |
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