CN108186222A - A kind of lifting type armrest mechanism - Google Patents
A kind of lifting type armrest mechanism Download PDFInfo
- Publication number
- CN108186222A CN108186222A CN201810110508.5A CN201810110508A CN108186222A CN 108186222 A CN108186222 A CN 108186222A CN 201810110508 A CN201810110508 A CN 201810110508A CN 108186222 A CN108186222 A CN 108186222A
- Authority
- CN
- China
- Prior art keywords
- level
- sleeve
- sliding slot
- fastener
- dog chart
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 57
- 230000009467 reduction Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000000474 nursing effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 235000015096 spirit Nutrition 0.000 description 1
Classifications
-
- 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
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
-
- 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
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
- A61G5/12—Rests specially adapted therefor, e.g. for the head or the feet
- A61G5/125—Rests specially adapted therefor, e.g. for the head or the feet for arms
Abstract
A kind of lifting type armrest mechanism, including handrail, slide bar bolt is provided in handrail lower part, handle slip is threaded through on slide bar bolt, and pull rod is connected on handle, pull rod lower end is connected with level-one dog chart clamping mechanism, level-one dog chart clamping mechanism is plugged in the sleeve A of lower part, and sleeve A is threaded through in casing B, and casing B is fixedly connected on body frame, lower part is provided with two level dog chart clamping mechanism in sleeve A, and corresponding lower pin hole is offered in sleeve A and casing B.This handrail can protect patient by gently pulling handle that can realize raising and reducing for handrail, in use, can be used in increasing state as wheelchair armrest on wheelchair；In the state of reduction, handrail can be contour with wheelchair, and patient is facilitated to be shifted from side.
Description
Technical field
The present invention relates to mechanical mechanism, more particularly to a kind of lifting type armrest mechanism belongs to machinery field.
Background technology
Above and below medical instrument nursing and daily life field, such as patient during wheelchair, handrail meeting if it can adjust
It is convenient very much, much also there is the handrail being higher by nursing bedside（Railing）Meeting if if these rail heights can also adjust
To patient come in and go out provide great convenience, also at present between wheelchair and care bed to by care-giver carry out transfer tasks when, it is right
All it is very big burden in nursing staff and by care-giver, though existing care product is had been achieved between wheelchair and care bed
Presence by care-giver's transfer tasks, but handrail is an obstacle inconvenient in transfer process, which never has
It solves well.By taking current wheelchair as an example, a kind of multistage scalable wheelchair armrest of portable, energy are needed under existing conditions
Raising and reducing for enough convenient realization wheelchair armrests, can use in increasing state as wheelchair armrest, protect patient；It is reducing
State, handrail upper surface can be less than wheelchair upper surface, patient facilitated to be shifted from side.
Invention content
It is an object of the invention to overcome the above problem present in current handrail lifting, a kind of Liftable armrest is provided
Mechanism.
Purpose to realize the present invention employs following technical solutions：A kind of lifting type armrest mechanism, including handrail,
Slide bar bolt is provided in handrail lower part, handle slip is threaded through on slide bar bolt, and pull rod is connected on handle, and pull rod lower end connects
Level-one dog chart clamping mechanism is connected to, level-one dog chart clamping mechanism is plugged in the sleeve A of lower part, in two opposite sides of sleeve A
Offer pin hole on wall, the level-one dog chart clamping mechanism includes level-one fastener and level-one elasticity dog chart mechanism, under pull rod
End is connected on level-one fastener, and the level-one elasticity dog chart mechanism includes two ladder pivot pins, and the ladder pivot pin includes
One path section and a major diameter section are provided with elastic top tight pieces, the level-one fastener two side between two ladder pivot pin inner ends
On offer elongated sliding slot, the width of sliding slot is less than the diameter of major diameter section, and the path section of two multi-diameter shafts may pass through sliding slot and insert
It is located in the upper pin hole in sleeve A, the shaft shoulder of two multi-diameter shafts is located at sliding slot inner wall side, the sliding slot one in level-one fastener two side
Inclined-plane is provided on the inner wall of side or both sides, inclined-plane slopes inwardly from up to down, when two multi-diameter shafts are threaded through in pin hole, inclined-plane
Under the shaft shoulder of multi-diameter shaft；Sleeve A is threaded through in casing B, and casing B is fixedly connected on body frame, and lower part is set in sleeve A
Two level dog chart clamping mechanism is equipped with, corresponding lower pin hole, two level dog chart clamping are offered in sleeve A and casing B
Mechanism includes two level fastener and two level elasticity dog chart mechanism, and two level elasticity dog chart mechanism is identical with level-one resilient key spring structure, institute
Also elongated sliding slot is offered on 14 two side of two level fastener stated, the width of elongated sliding slot is less than the diameter of major diameter section, two
The path section of multi-diameter shaft may pass through sliding slot and be plugged in the lower pin hole on casing B, and the shaft shoulder of two multi-diameter shafts is located at sliding slot inner wall
Side is provided with inclined-plane on the inner wall of the sliding slot one or both sides of two level fastener two side, and inclined-plane is inclined outwardly from up to down, and two
When a multi-diameter shaft is threaded through in lower pin hole, inclined-plane is located on the shaft shoulder of multi-diameter shaft；Further, the two of handrail lower part pull rod
Side is respectively arranged with a slide bar bolt, and handle is equipped on each slide bar bolt；Further, the Liftable armrest
Mechanism further includes gas spring, and one end of gas spring is hinged on the lower end of sleeve A, and the other end is hinged on body frame；Further,
The pull rod is arranged in cannula C, and cannula C can be inserted into sleeve A；Further, be provided in sleeve A upper port every
Pad, the outer end of dottle pin are located at except the opening of casing B, and dottle pin can not pass through casing B.
The positive advantageous effects of the present invention are：This handrail can be by gently pulling handle that can realize handrail
It raises and reduces, in use, can be used in increasing state as wheelchair armrest on wheelchair, protects patient；In the state of reduction, help
Hand can be contour with wheelchair, and patient is facilitated to be shifted from side, this elevating mechanism can be also used for protection column on care bed and its
It needs the occasion lifted to provide limitation constraint from height, as on Baby bed, on adventure playground's utensil.
Description of the drawings
Fig. 1 is the schematic diagram under raised configuration of the present invention.
Fig. 2 is schematic diagram internal under raised configuration of the present invention.
Fig. 3 is the schematic diagram when present invention is fallen.
Fig. 4 is the schematic diagram of level-one elasticity dog chart mechanism.
Fig. 5 is the schematic diagram of level-one dog chart clamping mechanism.
Fig. 6 is the schematic diagram of two level dog chart clamping mechanism.
Fig. 7 is two level fastener from the schematic diagram in terms of lower part.
Specific embodiment
In order to more fully explain the implementation of the present invention, the embodiment of the present invention is provided.These embodiments are only
Elaboration to the present invention, does not limit the scope of the invention.
With reference to attached drawing to the further details of explanation of the present invention, in attached drawing respectively label for：1：Handrail；2：Handle；3：Slide bar
Bolt；4：Pull rod；5：Cannula C；6：Sleeve A；7：Casing B；8：Body frame；9：Gasket；10：Gas spring；11：Level-one elasticity dog chart
Mechanism；111：Ladder pivot pin one；112：Ladder pivot pin two；113：Spring；114：Major diameter section；115：Path section；12：Level-one card
Part；121：Sliding slot；122：Inclined-plane on level-one fastener；13：Two level elasticity dog chart mechanism；14：Two level fastener；141：Two level fastener
On inclined-plane.Dotted line frame in Fig. 4 is not the component part of component, and expression is entire level-one elasticity dog chart mechanism.
Body frame in the application can be the equipment upper machine body frame that wheelchair frame, bedstead etc. install this handrail.Such as attached drawing
Shown, a kind of lifting type armrest mechanism including handrail 1, slide bar bolt 3 is provided in handrail lower part, is equipped in slide bar bolt
Handle 2, more optimizes, and in handrail lower part, the both sides of pull rod are respectively arranged with a slide bar bolt, on each slide bar bolt
Handle is equipped with, pull rod 4 is connected on handle, the pull rod is arranged in cannula C 5, and cannula C can be inserted into sleeve A；Pull rod
Lower end is connected with level-one dog chart clamping mechanism, and level-one dog chart clamping mechanism is plugged in the sleeve A of lower part, at two of sleeve A
Pin hole is offered in opposing sidewalls, pin hole is common connection structure, is not shown in figure, level-one dog chart clamping machine
Structure includes level-one fastener 12 and level-one elasticity dog chart mechanism 11, and pull rod lower end is connected on level-one fastener, level-one elasticity
Dog chart mechanism includes two ladder pivot pins, and for two ladder pivot pins as shown in 111,112, the ladder pivot pin includes a path section
It is major diameter section with a major diameter section, 114,115 be path section, and elastic top tight pieces, this hair are provided between two ladder pivot pin inner ends
Bright middle elastic top tight pieces use spring 113, and elongated sliding slot, such as 121 institute of sliding slot are offered on the level-one fastener two side
Show, the width of sliding slot is less than the diameter of major diameter section, and the path section of two multi-diameter shafts may pass through the upper pin that sliding slot is plugged in sleeve A
Kong Zhong, the shaft shoulder of two multi-diameter shafts is located at sliding slot inner wall side, on the inner wall of the sliding slot one or both sides of level-one fastener two side
It is provided with inclined-plane, 122 show the inclined-plane on level-one fastener in figure, and inclined-plane slopes inwardly from up to down, and two multi-diameter shafts are worn
When in pin hole, inclined-plane is located under the shaft shoulder of two multi-diameter shafts；Sleeve A is threaded through in casing B7, and casing B is fixedly connected on machine
On body frame 8, lower part is provided with two level dog chart clamping mechanism in sleeve A, and corresponding lower pin is offered in sleeve A and casing B
Hole, the two level dog chart clamping mechanism include two level fastener and two level elasticity dog chart mechanism, two level elasticity dog chart mechanism and one
Grade resilient key spring structure is identical, and two level elasticity dog chart mechanism also includes two ladder pivot pins, and it is small that the ladder pivot pin includes one
Elasticity is provided between two ladder pivot pin inner ends of diameter section and a major diameter section to hold out against, and is also opened up on the two level fastener two side
There is elongated sliding slot, the width of elongated sliding slot is less than the diameter of major diameter section, and the path section of two multi-diameter shafts may pass through sliding slot and be plugged in
In lower pin hole on casing B, the shaft shoulder of two multi-diameter shafts is located at sliding slot inner wall side, in the sliding slot side of two level fastener two side or
It is provided with inclined-plane on the inner wall of both sides, 141 show the inclined-plane on two level fastener in figure, and inclined-plane is inclined outwardly from up to down, and two
When a multi-diameter shaft is threaded through in lower pin hole, inclined-plane is located on the shaft shoulder of multi-diameter shaft；Two level fastener and the difference of level-one fastener exist
Then the inclined-plane of two level fastener is oblique different from level-one fastener, also the inclined-plane of two level fastener be located at multi-diameter shaft the shaft shoulder it
On, the inclined-plane on level-one fastener can be changed to the inclined-plane on two level fastener around ladder pivot pin rotation 180 degree, in sleeve A upper port
On be provided with dottle pin, the outer end of dottle pin is located at except the opening of casing B, and dottle pin can not pass through casing B.The Liftable armrest
Mechanism further includes gas spring 10, and one end of gas spring is hinged on the lower end of sleeve A, and the other end is hinged on body frame.The application
Stroke of the middle pull rod in sleeve A is more than the length of sleeve A.
The present invention, as shown in Figure 1, when needing to fall, is pressing handle upwards in the state of rise, and handle drives pull rod uplink,
Level-one fastener uplink is driven while pull rod uplink, its internal inclined-plane, which touches shaft shoulder, during level-one fastener uplink makes level-one resilient key
Two ladder pivot pins of spring mechanism are received to deviate from from upper pin hole along it axially inwards, this is that cannula C can be freely downward in sleeve A
It is mobile, it when level-one fastener lower end touches two level fastener upper end, such as also needs to decline handrail, only need to downwards press to handrail,
In pressure transmission to two level fastener, two level fastener moves down, and the inclined-plane when two level fastener moves down inside it, which touches the shaft shoulder, makes two level
Elastic two ladder pivot pins of dog chart mechanism are received to deviate from from upper pin hole along it axially inwards, this is that sleeve A can be along under casing B freedom
Row, until gasket touches the upper surface of casing B.This lifting handrail can carry out multistage lifting according to actual use situation, if
Want to rise a gas handrail, only need to carry handrail upwards, the ladder pivot pin in level-one elasticity dog chart mechanism, two level elasticity dog chart mechanism
It can have respectively entered in pin hole and lower pin hole.Gas spring can play cushioning effect in handrail lifting speed, make entirely to move
Process is slow, smooth.
After the embodiment that the present invention will be described in detail, one of ordinary skilled in the art is clearly understood that, is not taking off
From above-mentioned claim with that can carry out various change and modification under spirit, all technical spirits according to the present invention are to above real
Any simple modification, equivalent change and modification that example is made is applied, belongs to the range of technical solution of the present invention, and the present invention is also not
It is limited to the embodiment of example in specification.
Claims (5)
1. a kind of lifting type armrest mechanism, including handrail, it is characterised in that：Slide bar bolt is provided in handrail lower part, handle is slided
It is dynamic to be threaded through on slide bar bolt, pull rod is connected on handle, pull rod lower end is connected with level-one dog chart clamping mechanism, level-one dog chart card
Connection mechanism is plugged in the sleeve A of lower part, and pin hole, the level-one dog chart are offered in two opposing sidewalls of sleeve A
Clamping mechanism includes level-one fastener and level-one elasticity dog chart mechanism, pull rod lower end are connected on level-one fastener, the level-one bullet
Property dog chart mechanism include two ladder pivot pins, the ladder pivot pin include a path section and a major diameter section, two ladder pivot pins
Elastic top tight pieces are provided between inner end, offer elongated sliding slot on the level-one fastener two side, the width of sliding slot is small
In the diameter of major diameter section, the path section of two multi-diameter shafts may pass through sliding slot and be plugged in the upper pin hole in sleeve A, two multi-diameter shafts
The shaft shoulder be located at sliding slot inner wall side, be provided with inclined-plane, inclined-plane on the inner wall of the sliding slot one or both sides of level-one fastener two side
Slope inwardly from up to down, when two multi-diameter shafts are threaded through in pin hole, inclined-plane is located under the shaft shoulder of multi-diameter shaft；Sleeve A is worn
In casing B, casing B is fixedly connected on body frame, and lower part is provided with two level dog chart clamping mechanism in sleeve A, in sleeve A and
Corresponding lower pin hole is offered on casing B, the two level dog chart clamping mechanism includes two level fastener and two level elasticity dog chart
Mechanism, two level elasticity dog chart mechanism is identical with level-one resilient key spring structure, and length is also offered on the two level fastener two side
The sliding slot of shape, the width of sliding slot are less than the diameter of major diameter section, and the path section of two multi-diameter shafts may pass through sliding slot and be plugged on casing B
Lower pin hole in, the shaft shoulder of two multi-diameter shafts is located at sliding slot inner wall side, in the sliding slot one or both sides of two level fastener two side
Inclined-plane is provided on inner wall, inclined-plane is inclined outwardly from up to down, and when two multi-diameter shafts are threaded through in lower pin hole, inclined-plane is located at ladder
On the shaft shoulder of axis.
2. a kind of lifting type armrest mechanism according to claim 1, it is characterised in that：The both sides of pull rod point in handrail lower part
Handle She Zhi not be equipped on each slide bar bolt there are one slide bar bolt.
3. a kind of lifting type armrest mechanism according to claim 1, it is characterised in that：The lifting type armrest mechanism is also
Including gas spring, one end of gas spring is hinged on the lower end of sleeve A, and the other end is hinged on body frame.
4. a kind of lifting type armrest mechanism according to claim 1, it is characterised in that：The pull rod is arranged on cannula C
In, cannula C can be inserted into sleeve A.
5. a kind of lifting type armrest mechanism according to claim 1, it is characterised in that：It is provided in sleeve A upper port
Dottle pin, the outer end of dottle pin are located at except the opening of casing B, and dottle pin can not pass through casing B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810110508.5A CN108186222A (en) | 2018-02-05 | 2018-02-05 | A kind of lifting type armrest mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810110508.5A CN108186222A (en) | 2018-02-05 | 2018-02-05 | A kind of lifting type armrest mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108186222A true CN108186222A (en) | 2018-06-22 |
Family
ID=62592661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810110508.5A Pending CN108186222A (en) | 2018-02-05 | 2018-02-05 | A kind of lifting type armrest mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108186222A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2367159Y (en) * | 1999-03-29 | 2000-03-08 | 番禺市钟村恒业五金塑料厂 | Office-chair arm height adjusting device |
| JP2009095584A (en) * | 2007-10-19 | 2009-05-07 | Ryobi Ltd | Armrest in wheelchair with up-and-down seat |
| CN104666007A (en) * | 2013-11-29 | 2015-06-03 | 松下知识产权经营株式会社 | Combination bed |
| CN105326614A (en) * | 2015-11-18 | 2016-02-17 | 谢凤香 | Multifunctional wheelchair for old, weak, sick, disabled and pregnant people |
| WO2016070634A1 (en) * | 2014-11-05 | 2016-05-12 | 常州高尔登科技有限公司 | Folding wheelchair |
| CN206080878U (en) * | 2016-04-06 | 2017-04-12 | 河南神行保健科技股份有限公司 | Wheelchair of back angularly adjustable and follow -up handrail mechanism thereof |
| CN208677767U (en) * | 2018-02-05 | 2019-04-02 | 河南省祥和康复产业技术研究院有限责任公司 | A kind of lifting type armrest mechanism |
-
2018
- 2018-02-05 CN CN201810110508.5A patent/CN108186222A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2367159Y (en) * | 1999-03-29 | 2000-03-08 | 番禺市钟村恒业五金塑料厂 | Office-chair arm height adjusting device |
| JP2009095584A (en) * | 2007-10-19 | 2009-05-07 | Ryobi Ltd | Armrest in wheelchair with up-and-down seat |
| CN104666007A (en) * | 2013-11-29 | 2015-06-03 | 松下知识产权经营株式会社 | Combination bed |
| WO2016070634A1 (en) * | 2014-11-05 | 2016-05-12 | 常州高尔登科技有限公司 | Folding wheelchair |
| CN105326614A (en) * | 2015-11-18 | 2016-02-17 | 谢凤香 | Multifunctional wheelchair for old, weak, sick, disabled and pregnant people |
| CN106214363A (en) * | 2015-11-18 | 2016-12-14 | 陈旭 | A kind of multifunctional health wheelchair |
| CN206080878U (en) * | 2016-04-06 | 2017-04-12 | 河南神行保健科技股份有限公司 | Wheelchair of back angularly adjustable and follow -up handrail mechanism thereof |
| CN208677767U (en) * | 2018-02-05 | 2019-04-02 | 河南省祥和康复产业技术研究院有限责任公司 | A kind of lifting type armrest mechanism |
Non-Patent Citations (1)
| Title |
|---|
| 徐黎平;温丽婷;: "眼科术后患者转运轮椅加装俯卧位支架的制作", 护理学报, no. 06 * |
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