CN209529529U - A kind of controllable lift structure of wheelchair armrest - Google Patents
A kind of controllable lift structure of wheelchair armrest Download PDFInfo
- Publication number
- CN209529529U CN209529529U CN201821345164.8U CN201821345164U CN209529529U CN 209529529 U CN209529529 U CN 209529529U CN 201821345164 U CN201821345164 U CN 201821345164U CN 209529529 U CN209529529 U CN 209529529U
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- China
- Prior art keywords
- sliding
- cylinder body
- slot
- fixing sleeve
- fixture block
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Abstract
The utility model discloses a kind of controllable lift structures of wheelchair armrest, including outer cylinder body and inner cylinder body, inner cylinder body is slidably socketed in outer cylinder body, perforative first sliding groove is provided on inner cylinder body, the side of first sliding groove is provided with multiple card slots, fixing sleeve is fixedly mounted on outer cylinder body outer wall, through-hole is provided on the outer cylinder body of fixing sleeve bottom, pilot hole is provided on the outer cylinder body outer wall of through-hole face, device for installing and adjusting in fixing sleeve, one end of regulating device is connected in card slot and pilot hole through through-hole sliding, press regulating device, so that regulating device is slided along fixing sleeve and pilot hole, regulating device is detached from card slot, inner cylinder body can be free to slide in outer cylinder body, slide inner cylinder body, adjustable handrail height, regulating device is unclamped after regulating, regulating device is caught in card slot again, to make inner casing body position fix.
Description
Technical field
The utility model relates to wheelchair technical field, the controllable lift structure of specially a kind of wheelchair armrest.
Background technique
Wheelchair is the important tool of rehabilitation, it is not only the walking-replacing tool of limbs the disabled and people with mobility problems with wheelchair,
So that them is carried out physical exercise by means of wheelchair and is participated in social activities, needs to pay attention to handrail height when selecting wheelchair
Degree, handrail is too high, and upper arm is forced upper lift, and susceptible fatigue, handrail is too low, then balance could be maintained by needing to reach forward, and not only holds
Fatiguability can also influence to breathe, and still, existing wheelchair armrest mostly uses greatly the form of fixed installation, so that wheelchair armrest
It is unable to satisfy people of different heights group to use, thus it is proposed that a kind of controllable lift structure of wheelchair armrest is above-mentioned for solving
Problem.
Utility model content
The purpose of this utility model is to provide a kind of controllable lift structures of wheelchair armrest, to solve above-mentioned background technique
The problem of middle proposition.
To achieve the above object, the utility model provides the following technical solutions: a kind of controllable lift structure of wheelchair armrest,
Including outer cylinder body and inner cylinder body, the inner cylinder body is slidably socketed in outer cylinder body, and it is sliding that perforative first is provided on the inner cylinder body
Slot, the side of the first sliding groove are provided with multiple card slots, and fixing sleeve, the fixing sleeve bottom are fixedly mounted on the outer cylinder body outer wall
It is provided with through-hole on the outer cylinder body in portion, pilot hole is provided on the outer cylinder body outer wall of the through-hole face, installation is adjusted in the fixing sleeve
One end of regulating device, the regulating device is connected in card slot and pilot hole through through-hole sliding.
Preferably, the regulating device include guide groove, the first limiting slot, second sliding slot, the second limiting slot, gag lever post,
Rotating handles, sliding block, push rod, spring and fixture block, the sliding block are slidably socketed in fixing sleeve, and the fixing sleeve inner wall, which is provided with, leads
To slot, gag lever post is fixedly mounted in the sliding block outer wall, and the gag lever post sliding is connected in guide groove, and one end of the sliding block is solid
Dingan County fills rotating handles, and the other end of the sliding block is fixedly connected with one end of push rod, the push rod slide outside in the fixing sleeve
It is socketed spring, one end of the spring is fixedly connected with sliding block, and the other end of the spring is fixedly connected with the outer wall of outer cylinder body, described
The other end of push rod is connected in first sliding groove through through-hole sliding, and the other end of the push rod passes through helicitic texture connection card
One end sliding of block, the fixture block is connected in card slot, and the other end of the fixture block is slidably socketed in pilot hole.
Preferably, the guide groove is U-shaped structure, and the guide groove includes the first limiting slot, second sliding slot and the second limit
Position slot, the outer end of one end connection second sliding slot of first limiting slot, one end of second limiting slot is connected to second sliding slot
The other end.
Preferably, the length of the second sliding slot is greater than the depth of card slot.
Preferably, the outer diameter of the spring is equal to the internal diameter of fixing sleeve, and the drift of spring is greater than the length of fixing sleeve
Degree.
Preferably, the first sliding groove is rectangle structure, and the card slot and fixture block are cylindrical structure, the card slot diameter
Equal to fixture block diameter, and fixture block diameter is greater than the width of first sliding groove, is arc-shaped structure on the inside of the fixture block.
Compared with prior art, the utility model has the beneficial effects that by pressing rotating handles, so that sliding block sliding block pushes away
Fixture block is released card slot by dynamic push rod, push rod, and inner cylinder body can be free to slide in outer cylinder body, slides inner cylinder body, and adjustable handrail is high
Degree, so that wheelchair armrest be made to adapt to people of different heights group, after adjusting, spring restoring force pushes sliding block, and sliding block is by pushing away
Bar drives fixture block, so that fixture block is caught in card slot again, to quickly fix inner cylinder body；Guide groove include the first limiting slot,
The guide groove of second sliding slot and the second limiting slot composition U type structure, gag lever post are caught in the second limiting slot, make fixture block and card slot
Remain disengaged from state, it is not necessary to press rotating handles always, to facilitate adjustable handrail height, after adjusting, gag lever post is caught in
In one limiting slot, sliding block can not be slided, and regulating device locking avoids accidentally touching regulating device, handrail height is caused to change；First is sliding
Slot is rectangle structure, and first sliding groove width is equal to rod diameter, so that inner cylinder body can not rotate, card slot and fixture block are cylinder
Structure, card slot diameter is equal to fixture block diameter, and fixture block diameter is greater than the width of first sliding groove, after fixture block is caught in card slot, inner cylinder body
It can not slide, so that inner casing body position be fixed, handrail keeps stablizing.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is inner cylinder body structural schematic diagram in the utility model；
Fig. 3 is the utility model guide groove structure schematic diagram.
In figure: 1 outer cylinder body, 2 inner cylinder bodies, 3 first sliding grooves, 4 card slots, 5 fixing sleeves, 6 through-holes, 7 regulating devices, 71 guiding
Slot, 711 first limiting slots, 712 second sliding slots, 713 second limiting slots, 72 gag lever posts, 73 rotating handles, 74 sliding blocks, 75 push rods,
76 springs, 77 fixture blocks, 8 pilot holes.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of controllable lift structure of wheelchair armrest, packet
Outer cylinder body 1 and inner cylinder body 2 are included, inner cylinder body 2 is slidably socketed in outer cylinder body 1, perforative first sliding groove 3 is provided on inner cylinder body 2, the
The side of one sliding slot 3 is provided with multiple card slots 4, and fixing sleeve 5, the outer cylinder body 1 of 5 bottom of fixing sleeve is fixedly mounted on 1 outer wall of outer cylinder body
On be provided with through-hole 6, be provided with pilot hole 8 on 1 outer wall of outer cylinder body of 6 face of through-hole, device for installing and adjusting 7 in fixing sleeve 5, adjust
One end of device 7 is connected in card slot 4 and pilot hole 8 through the sliding of through-hole 6, regulating device 7 is pressed, so that 7 edge of regulating device
Fixing sleeve 5 and pilot hole 8 slide, and regulating device 7 is detached from card slot 4, and inner cylinder body 2 can be free to slide in outer cylinder body 1, sliding
Inner cylinder body 2, adjustable handrail height unclamp regulating device 7 after regulating, regulating device 7 is caught in again in card slot 4, thus in making
2 position of cylinder body is fixed.
Fig. 1 and Fig. 3 are please referred to, regulating device 7 includes guide groove 71, the first limiting slot 711, second sliding slot 712, second
Limiting slot 713, gag lever post 72, rotating handles 73, sliding block 74, push rod 75, spring 76 and fixture block 77, sliding block 74 are slidably socketed solid
Surely in set 5,5 inner wall of fixing sleeve is provided with guide groove 71, and guide groove 71 is U-shaped structure, guide groove 71 include the first limiting slot 711,
Second sliding slot 712 and the second limiting slot 713, the outer end of one end connection second sliding slot 712 of the first limiting slot 711, the second limit
Gag lever post 72, the sliding card of gag lever post 72 is fixedly mounted in the other end of one end connection second sliding slot 712 of slot 713,74 outer wall of sliding block
It connects in guide groove 71, rotating handles 73 are fixedly mounted in one end of sliding block 74, and the other end of sliding block 74 is fixedly connected with push rod 75
One end, 75 slide outside of push rod in fixing sleeve 5 are socketed spring 76, and one end of spring 76 is fixedly connected with sliding block 74, spring 76
The other end is fixedly connected with the outer wall of outer cylinder body 1, and the other end of push rod 75 is connected in first sliding groove 3 through the sliding of through-hole 6, push rod
75 other end connects fixture block 77 by helicitic texture, and one end sliding of fixture block 77 is connected in card slot 4, the other end of fixture block 77
It is slidably socketed in pilot hole 8, pinches and press rotating handles 73, rotating handles 73 push sliding block 74 to slide, 72 edge of gag lever post
Second sliding slot 712 is slided, and spring 76 compresses, and sliding block 74 pushes push rod 75, and fixture block 77 is released card slot 4, rotation rotation by push rod 75
Handle 73, gag lever post 72 are caught in the second limiting slot 713, so that regulating device position 7 is fixed, fixture block 77 and card slot 4 keep de-
From state, to slide inner cylinder body 2, adjustable handrail height after adjusting, rotates rotating handles 73, and gag lever post 72 skids off the
Two limiting slots 713,76 restoring force of spring push sliding block 74, and sliding block 74 drives fixture block 77 by push rod 75, so that fixture block 77 is again
It is caught in card slot 4, thus inner cylinder body 2 is fixed, rotating handles 73 are rotated, gag lever post 72 is caught in the first limiting slot 711, are adjusted
Regulating device 7 locks, and avoids accidentally touching regulating device 7, handrail height is caused to change.
Further, the length of second sliding slot 712 is greater than the depth of card slot 4, it is ensured that gag lever post 72 is caught in the second limiting slot
When in 713, fixture block 77 is detached from card slot 4.
Further, the outer diameter of spring 76 is equal to the internal diameter of fixing sleeve 5, and bending is generated when spring 76 being avoided to compress, is caused
Spring 76 is ineffective, and the drift of spring 76 is greater than the length of fixing sleeve 5, and spring 76 is in compressive state always, really
Sliding block 74 can be pushed by protecting spring 76, so that fixture block 77 be made voluntarily to be caught in card slot 4.
Referring to Fig. 2, first sliding groove 3 is rectangle structure, card slot 4 and fixture block 77 are cylindrical structure, and 4 diameter of card slot is equal to
77 diameter of fixture block, and 77 diameter of fixture block is greater than the width of first sliding groove 3, is arc-shaped structure on the inside of fixture block 77, push rod 75 is located at
In first sliding groove 3, so that inner cylinder body 2 can not rotate, after fixture block 77 is caught in card slot 4, inner cylinder body 2 can not be slided, thus by inner casing
2 position of body is fixed, and handrail height is kept fixed.
Working principle: when the utility model is used, rotating handles 73 are pinched and press, rotating handles 73 push sliding block 74 sliding
Dynamic, gag lever post 72 is slided along second sliding slot 712, and spring 76 compresses, and sliding block 74 pushes push rod 75, and push rod 75 is by 77 pushing out card of fixture block
Slot 4 rotates rotating handles 73, and gag lever post 72 is caught in the second limiting slot 713 so that regulating device position 7 is fixed, fixture block 77 with
Card slot 4 remains disengaged from state, so that inner cylinder body 2 is slided, adjustable handrail height, and so that wheelchair is suitable for people of different heights group,
After adjusting, rotating handles 73 are rotated, gag lever post 72 skids off the second limiting slot 713, and 76 restoring force of spring pushes sliding block 74, sliding
Block 74 drives fixture block 77 by push rod 75, so that fixture block 77 is caught in again in card slot 4, thus inner cylinder body 2 is fixed, rotation rotation
Gag lever post 72 is caught in the first limiting slot 711 by handle 73, and regulating device 7 locks, and is avoided accidentally touching regulating device 7, is caused to help
Hand Level Change.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of controllable lift structure of wheelchair armrest, including outer cylinder body (1) and inner cylinder body (2), it is characterised in that: the inner casing
Body (2) is slidably socketed in outer cylinder body (1), is provided with perforative first sliding groove (3), the first sliding groove on the inner cylinder body (2)
(3) side is provided with multiple card slots (4), fixing sleeve (5) is fixedly mounted on outer cylinder body (1) outer wall, fixing sleeve (5) bottom
It is provided with through-hole (6) on the outer cylinder body (1) in portion, is provided with pilot hole (8) on outer cylinder body (1) outer wall of through-hole (6) face, it is described
One end of fixing sleeve (5) interior device for installing and adjusting (7), the regulating device (7) is connected to card slot (4) through through-hole (6) sliding
It is interior with pilot hole (8).
2. a kind of controllable lift structure of wheelchair armrest according to claim 1, it is characterised in that: the regulating device
It (7) include guide groove (71), the first limiting slot (711), second sliding slot (712), the second limiting slot (713), gag lever post (72), rotation
Handle hand (73), sliding block (74), push rod (75), spring (76) and fixture block (77), the sliding block (74) are slidably socketed in fixing sleeve
(5) in, fixing sleeve (5) inner wall is provided with guide groove (71), and gag lever post (72) are fixedly mounted in sliding block (74) outer wall, described
Gag lever post (72) sliding is connected in guide groove (71), and rotating handles (73) are fixedly mounted in one end of the sliding block (74), described
The other end of sliding block (74) is fixedly connected with one end of push rod (75), push rod (75) the slide outside socket in the fixing sleeve (5)
One end of spring (76), the spring (76) is fixedly connected sliding block (74), and the other end of the spring (76) is fixedly connected with outer shell
The other end of the outer wall of body (1), the push rod (75) is connected in first sliding groove (3) through through-hole (6) sliding, the push rod
(75) the other end connects fixture block (77) by helicitic texture, and one end sliding of the fixture block (77) is connected in card slot (4), institute
The other end for stating fixture block (77) is slidably socketed in pilot hole (8).
3. a kind of controllable lift structure of wheelchair armrest according to claim 2, it is characterised in that: the guide groove (71)
For U-shaped structure, the guide groove (71) includes the first limiting slot (711), second sliding slot (712) and the second limiting slot (713), institute
State the outer end of one end connection second sliding slot (712) of the first limiting slot (711), one end connection of second limiting slot (713)
The other end of second sliding slot (712).
4. a kind of controllable lift structure of wheelchair armrest according to claim 3, it is characterised in that: the second sliding slot
(712) length is greater than the depth of card slot (4).
5. a kind of controllable lift structure of wheelchair armrest according to claim 2, it is characterised in that: the spring (76)
Outer diameter is equal to the internal diameter of fixing sleeve (5), and the drift of spring (76) is greater than the length of fixing sleeve (5).
6. a kind of controllable lift structure of wheelchair armrest according to claim 2, it is characterised in that: the first sliding groove
It (3) is rectangle structure, the card slot (4) and fixture block (77) are cylindrical structure, and it is straight that card slot (4) diameter is equal to fixture block (77)
Diameter, and fixture block (77) diameter is greater than the width of first sliding groove (3), is arc-shaped structure on the inside of the fixture block (77).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821345164.8U CN209529529U (en) | 2018-08-21 | 2018-08-21 | A kind of controllable lift structure of wheelchair armrest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821345164.8U CN209529529U (en) | 2018-08-21 | 2018-08-21 | A kind of controllable lift structure of wheelchair armrest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209529529U true CN209529529U (en) | 2019-10-25 |
Family
ID=68244751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821345164.8U Expired - Fee Related CN209529529U (en) | 2018-08-21 | 2018-08-21 | A kind of controllable lift structure of wheelchair armrest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209529529U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110731865A (en) * | 2019-10-29 | 2020-01-31 | 郑月华 | medical care transfer bed |
| CN111228027A (en) * | 2020-02-12 | 2020-06-05 | 常州市第一人民医院 | Restraint strap for dysphoric patient |
| CN111299045A (en) * | 2020-03-04 | 2020-06-19 | 别照辰 | Internet of things dispensing equipment |
-
2018
- 2018-08-21 CN CN201821345164.8U patent/CN209529529U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110731865A (en) * | 2019-10-29 | 2020-01-31 | 郑月华 | medical care transfer bed |
| CN111228027A (en) * | 2020-02-12 | 2020-06-05 | 常州市第一人民医院 | Restraint strap for dysphoric patient |
| CN111299045A (en) * | 2020-03-04 | 2020-06-19 | 别照辰 | Internet of things dispensing equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191025 Termination date: 20210821 |