CN105852476B - A kind of detachable armrest - Google Patents
A kind of detachable armrest Download PDFInfo
- Publication number
- CN105852476B CN105852476B CN201610465122.7A CN201610465122A CN105852476B CN 105852476 B CN105852476 B CN 105852476B CN 201610465122 A CN201610465122 A CN 201610465122A CN 105852476 B CN105852476 B CN 105852476B
- Authority
- CN
- China
- Prior art keywords
- handrail
- pulling pin
- installation axle
- handrail installation
- mounting hole
- 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.)
- Active
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Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/54—Supports for the arms
- A47C7/546—Supports for the arms of detachable type
Landscapes
- Rehabilitation Tools (AREA)
- Steps, Ramps, And Handrails (AREA)
Abstract
The invention discloses a kind of detachable armrests, including handrail and handrail installation axle, it further include locking device, the handrail is installed in handrail installation axle by locking device, the handrail includes handrail installation portion, the technical issues of handrail is removably installed in handrail installation axle by the handrail installation portion and the handrail installation axle, locking device cooperation, be can solve the armrest disassembly inconvenience of the prior art using the present invention, can not be rotated.
Description
Technical field
The present invention relates to assist grip mounting structure field more particularly to a kind of detachable armrests.
Background technique
Many products such as seat, wheelchair, walking frame etc. are provided with both hands of the handrail for support user, band in the market
Carry out more comfortable ride experience.But the handrail for being installed on seat body mostly uses greatly the mode of bolt to be fixed, disassembly
Inconvenience, handrail can not be rotated to meet user's demand.
Therefore, the existing technology needs to be improved and developed.
Summary of the invention
The purpose of the present invention is to provide a kind of detachable armrests, to solve the armrest disassembly of the prior art not
Just, the technical issues of can not rotating.
Technical scheme is as follows:
A kind of detachable armrest, including handrail and handrail installation axle, wherein it further include locking device, the handrail
It is installed in handrail installation axle by locking device, the handrail includes handrail installation portion, and the handrail installation portion is helped with described
Handrail is removably installed in handrail installation axle by hand installation axle, locking device cooperation.
The detachable armrest, wherein the handrail installation portion includes a mounting hole, further includes N-Side surf, institute
The groove portion for being provided on N-Side surf and extending along N-Side surf outer circle circumferential direction is stated, further includes a notch, the notch and the groove portion
Connection, the handrail installation axle include the clamping portion with notch size adaptation, diameter of the clamping portion from the handrail installation axle
To prominent.
The detachable armrest, wherein pulling pin mounting hole, the handrail are additionally provided on the handrail installation portion
Installation axle hole portion is additionally provided in installation axle, the aperture of the end section of the pulling pin mounting hole is less than its remaining part of pulling pin mounting hole
The aperture divided.
The detachable armrest, wherein the locking device includes the drawing being set in the pulling pin mounting hole
It sells, is additionally provided with elastic portion in the pulling pin mounting hole, described pulling pin one end is also connected with pulling pin handle, described elastic portion one end
It is connected on the hole wall between the pulling pin mounting hole macropore path portion and aperture path portion, the other end is connected to the pulling pin.
The detachable armrest, wherein the pulling pin includes the pulling pin head for being set to pulling pin one end, the elasticity
Portion abuts the pulling pin head, and the pulling pin other end is provided with external screw thread, and the pulling pin handle includes handle hole portion, the handle
Internal screw thread is provided in hole portion, the pulling pin and the pulling pin handle pass through internal screw thread and externally threaded mating connection.
The detachable armrest, wherein the clamping portion is the bolt for the bolt being set in installation axle hole portion
Head.
The detachable armrest, wherein the clamping portion is the protrusion being wholely set with the handrail installation axle
Portion.
The detachable armrest, wherein the elastic portion is spring.
The detachable armrest, wherein after the groove portion and the clamping portion are caught in the notch in clamping portion
It cooperates, when rotary handle, the clamping portion was slided in the groove portion.
Beneficial effects of the present invention: the present invention is helped by providing a kind of detachable armrest by locking device locking
Hand makes handrail be removably installed in handrail installation by the cooperation of handrail installation portion notch and the clamping portion of handrail installation axle
On axis, user need to only stir pulling pin handle outward, can rotary handle, will be i.e. removable behind the notch alignment clamping portion on handrail
Handrail is unloaded, it is easy to operate, the technical issues of solving the armrest disassembly inconvenience of the prior art, can not rotate.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention.
Fig. 2 is the schematic diagram when present invention turns to notch alignment clamping portion.
Fig. 3 is the structural schematic diagram of handrail in the present invention.
Fig. 4 is the structural schematic diagram of handrail installation portion in the present invention.
Fig. 5 is the main view of handrail installation axle in the present invention.
Fig. 6 is the side view of handrail installation axle in the present invention.
Fig. 7 is the structural schematic diagram of locking device in the present invention.
Fig. 8 is installation diagram of the invention.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer and more explicit, right as follows in conjunction with drawings and embodiments
The present invention is further described.
Refering to fig. 1 to Fig. 3, the present invention provides a kind of detachable armrest, including handrail 1 and handrail installation axle 3,
In, it further include locking device 2, the handrail 1 is installed in handrail installation axle 3 by locking device 2, and the handrail 1 includes helping
Handrail 1 is removably installed by hand mounting portion 11, the handrail installation portion 11 with the handrail installation axle 3, the cooperation of locking device 2
In in handrail installation axle 3, being additionally provided with pulling pin mounting hole 113 on handrail installation portion 11, it is additionally provided in the handrail installation axle 3
Installation axle hole portion 32.
Refering to Fig. 4, handrail installation portion 11 includes a mounting hole 110, and handrail installation portion 11 is inserted in handrail by mounting hole 110
Installation axle 3, handrail installation portion 11 further include N-Side surf 112, are provided on the N-Side surf 112 along 112 excircle side of N-Side surf
It further include a notch 111 to the groove portion 114 of extension, the notch 111 is connected to the groove portion 114.Refering to Fig. 5 and Fig. 6, institute
Stating handrail installation axle 3 includes the clamping portion 31 with 111 size of notch adaptation, and the clamping portion 31 is from the handrail installation axle 3
It is radially projecting, the notch 11 on handrail installation portion 11 is directed at clamping portion 31, handrail installation portion 11 is inserted in handrail installation axle 3,
Setting groove portion 114 be clamping portion 31 movable space is provided, make handrail 1 can armrest installation axle 3 rotate, rotary handle 1, card
Socket part 31 is slided in groove portion 114, when the position alignment installation axle hole portion 32 of pulling pin mounting hole 113, the pulling pin 21 of locking device 2
It is caught in installation axle hole portion 32 under the action of elastic force, handrail 1 is detachably secured in handrail installation axle 3.Pass through setting
Clamping portion 31 outstanding and notch 111 cooperate, and keep handrail easy to removal and installation, and clamping portion 31 can be in groove portion when handrail 1 rotates
Sliding, the setting of groove portion 114 are freely rotatable handrail 1 in 114, especially in the case where handrail is applied to walking frame, wheelchair,
Handrail is overturn to plumbness or dismantles lower handrail, facilitate patient be transferred to from walking frame or wheelchair hospital bed, bathtub or its
His rehabilitation device.
Further, refering to Fig. 7 and Fig. 8, the aperture of the end section of the pulling pin mounting hole 113 is less than pulling pin mounting hole
The aperture of rest part, the locking device 2 include the pulling pin 21 being set in the pulling pin mounting hole 113, the pulling pin peace
Dress is additionally provided with elastic portion 22 in hole 113, and described 21 one end of pulling pin is also connected with pulling pin handle 23, and described 22 one end of elastic portion is supported
It is connected on the hole wall between the 113 macropore path portion of pulling pin mounting hole and aperture path portion, the other end is connected to the pulling pin
21.Pulling pin 21 includes the pulling pin head 210 for being set to 21 one end of pulling pin, and the elastic portion 22 abuts the pulling pin head 210, the drawing
21 other end of pin is provided with external screw thread, and the pulling pin handle 23 includes handle hole portion 230, is provided in the handle hole portion 230
Internal screw thread, the pulling pin 21 and the pulling pin handle 23 pass through internal screw thread and externally threaded mating connection.The insertion installation of pulling pin 21
In axle hole 32 and pulling pin mounting hole 113,210 elasticity of compression portion 22 of pulling pin head, pulling pin 21 is provided with externally threaded one end and passes through
Internal thread handle hole portion 230 is set and connects pulling pin handle 23, is threadedly coupled handrail installation axle 3 and handrail 1 is relatively fixed.
Further, clamping portion 31 can be the bolt head for the bolt being set in installation axle hole portion 32.Bolt passes through spiral shell
Line is connected in installation axle hole portion 32, and bolt head is prominent, size and bolt head the size adaptation of notch 111.
Certainly, heretofore described clamping portion 31 is not limited in being set as the mode of bolt head, and clamping portion 31 can also be with
For the protruding portion being wholely set with the handrail installation axle 3.
In the present embodiment, the elastic portion 22 is spring.Certainly, the present invention does not do specifically the selection of elastic portion 22
Restriction, the embodiments such as elastic slice are in the protection scope of invention appended claims.
The following are the courses of work of the invention:
Pulling pin handle 23 is up stirred, the pulling pin 21 connecting with pulling pin handle 23, which is driven, up to be moved, 22 quilt of elastic portion
It further compresses, pulling pin head 210 leaves installation axle hole portion 32, and handrail 1 is in the state that unlocks at this time, and handrail 1 opposite can be helped
Hand installation axle 3 rotates, and when the notch 111 turned on handrail installation portion 11 is directed at clamping portion 31 (as shown in Figure 2), pulls outward
Dynamic handrail 1 is detachable handrail 1.When handrail 1 is installed, it will be helped after the notch 111 on handrail installation portion 11 is directed at clamping portion 31
Hand mounting portion 11 is inserted in handrail installation axle 3, and rotary handle 1 to horizontality, installation axle hole portion 32 and pulling pin mounting hole 113 are opposite
When, pulling pin 21 is snapped into installation axle hole portion 32 under the action of elastic force, and handrail 1 and handrail installation axle 3 are connected.
The present invention locks handrail by providing a kind of detachable armrest, by locking device, passes through handrail installation portion
Notch and handrail installation axle clamping portion cooperation, be removably installed in handrail in handrail installation axle, user only needs
Stir pulling pin handle outward, can rotary handle, will behind the notch alignment clamping portion on handrail be detachable handrail, it is easy to operate
Fast, the technical issues of solving the armrest disassembly inconvenience of the prior art, can not rotating.
It should be understood that the application of the present invention is not limited to the above for those of ordinary skills can
With improvement or transformation based on the above description, all these modifications and variations all should belong to the guarantor of appended claims of the present invention
Protect range.
Claims (5)
1. a kind of detachable armrest, including handrail and handrail installation axle, which is characterized in that it further include locking device, it is described
Handrail is installed in handrail installation axle by locking device, and the handrail includes handrail installation portion, the handrail installation portion and institute
State handrail installation axle, handrail is removably installed in handrail installation axle by locking device cooperation；
The handrail installation portion includes a mounting hole, further includes N-Side surf, is provided on the N-Side surf along N-Side surf excircle
The groove portion that direction extends, further includes a notch, and the notch is connected to the groove portion, and the handrail installation axle includes and notch is big
The clamping portion of small adaptation, the clamping portion are radially projecting from the handrail installation axle；
It is additionally provided with pulling pin mounting hole on the handrail installation portion, installation axle hole portion, institute are additionally provided in the handrail installation axle
The aperture for stating the end section of pulling pin mounting hole is less than the aperture of pulling pin mounting hole rest part；
The locking device includes the pulling pin being set in the pulling pin mounting hole, is additionally provided with elasticity in the pulling pin mounting hole
Portion, described pulling pin one end are also connected with pulling pin handle, and described elastic portion one end is connected to the pulling pin mounting hole macropore path portion
On hole wall between aperture path portion, the other end is connected to the pulling pin；
The pulling pin includes the pulling pin head for being set to pulling pin one end, and the elastic portion abuts the pulling pin head, and the pulling pin is another
End is provided with external screw thread, and the pulling pin handle includes handle hole portion, is provided with internal screw thread in the handle hole portion, the pulling pin and
The pulling pin handle passes through internal screw thread and externally threaded mating connection.
2. detachable armrest according to claim 1, which is characterized in that the clamping portion is to be set to mounting shaft hole
The bolt head of bolt in portion.
3. detachable armrest according to claim 1, which is characterized in that the clamping portion is to install with the handrail
The protruding portion that axis is wholely set.
4. detachable armrest according to claim 1, which is characterized in that the elastic portion is spring.
5. detachable armrest according to claim 1, which is characterized in that the groove portion and the clamping portion are being clamped
Portion cooperates after being caught in the notch, and when rotary handle, the clamping portion was slided in the groove portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610465122.7A CN105852476B (en) | 2016-06-21 | 2016-06-21 | A kind of detachable armrest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610465122.7A CN105852476B (en) | 2016-06-21 | 2016-06-21 | A kind of detachable armrest |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105852476A CN105852476A (en) | 2016-08-17 |
| CN105852476B true CN105852476B (en) | 2019-04-05 |
Family
ID=56655570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610465122.7A Active CN105852476B (en) | 2016-06-21 | 2016-06-21 | A kind of detachable armrest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105852476B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM574869U (en) * | 2018-10-26 | 2019-03-01 | 陳羿儒 | Foldable armrest structure |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07313296A (en) * | 1994-05-25 | 1995-12-05 | Ikeda Bussan Co Ltd | Installing structure of armrest |
| CN201675443U (en) * | 2010-05-04 | 2010-12-22 | 鼎颛实业有限公司 | Quick release device of adjustable armrest on chair |
| CN201790353U (en) * | 2010-09-20 | 2011-04-13 | 武汉金泰合成材料有限责任公司 | Locking device for plastic-steel composite skeleton seat armrest |
| CN201948446U (en) * | 2011-03-22 | 2011-08-31 | 安吉海龙家具有限公司 | Armrest structure |
| CN203770320U (en) * | 2014-02-28 | 2014-08-13 | 震旦（中国）有限公司 | Plate connecting device and plate type combining device |
| CN104622058A (en) * | 2015-02-13 | 2015-05-20 | 佛山市东品美业五金制品有限公司 | Armrest synchronous lifting link mechanism |
| CN204467496U (en) * | 2015-02-13 | 2015-07-15 | 佛山市东品美业五金制品有限公司 | Handrail synchronization lifting linkage |
| CN206119744U (en) * | 2016-06-21 | 2017-04-26 | 佛山市顺康达医疗科技有限公司 | Can dismantle handrail structure |
-
2016
- 2016-06-21 CN CN201610465122.7A patent/CN105852476B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07313296A (en) * | 1994-05-25 | 1995-12-05 | Ikeda Bussan Co Ltd | Installing structure of armrest |
| CN201675443U (en) * | 2010-05-04 | 2010-12-22 | 鼎颛实业有限公司 | Quick release device of adjustable armrest on chair |
| CN201790353U (en) * | 2010-09-20 | 2011-04-13 | 武汉金泰合成材料有限责任公司 | Locking device for plastic-steel composite skeleton seat armrest |
| CN201948446U (en) * | 2011-03-22 | 2011-08-31 | 安吉海龙家具有限公司 | Armrest structure |
| CN203770320U (en) * | 2014-02-28 | 2014-08-13 | 震旦（中国）有限公司 | Plate connecting device and plate type combining device |
| CN104622058A (en) * | 2015-02-13 | 2015-05-20 | 佛山市东品美业五金制品有限公司 | Armrest synchronous lifting link mechanism |
| CN204467496U (en) * | 2015-02-13 | 2015-07-15 | 佛山市东品美业五金制品有限公司 | Handrail synchronization lifting linkage |
| CN206119744U (en) * | 2016-06-21 | 2017-04-26 | 佛山市顺康达医疗科技有限公司 | Can dismantle handrail structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105852476A (en) | 2016-08-17 |
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| GR01 | Patent grant |