CN208641073U - Portable wheel chair handrail latching device - Google Patents
Portable wheel chair handrail latching device Download PDFInfo
- Publication number
- CN208641073U CN208641073U CN201820348546.XU CN201820348546U CN208641073U CN 208641073 U CN208641073 U CN 208641073U CN 201820348546 U CN201820348546 U CN 201820348546U CN 208641073 U CN208641073 U CN 208641073U
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- CN
- China
- Prior art keywords
- handrail
- self
- closing piece
- locking mechanism
- lock
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to portable wheel chair handrail latching devices, including handrail, closing piece bracket, self-locking mechanism, oblique support arm, the handrail be mounted on wheel both sides of seat can be toward cocked hand steered support frame above and below wheelchair backrest direction, described handrail one end and the wheelchair backrest are hinged, middle part is connect by connecting pin with one end of the closing piece bracket, the other end of the closing piece bracket is fixedly connected by the oblique support arm with the wheel seat, the self-locking block mechanism is the elastic self-resetting mechanism being mounted on the closing piece bracket, the self-locking block mechanism matches to form self-locking mechanism with the handrail.The portable wheel chair handrail latching device of the utility model, the self-locking mechanism replied by spring force, lock card on handrail matches to form self-locking mechanism with the lock of self-locking mechanism, it only need to be toward pusher self-locking mechanism, can upwards cocked handrail, structure is simple, at low cost, easy to use, comprehensive cost performance is high.
Description
Technical field
The utility model relates to field of machining technology, especially wheelchair armrest self-locking mechanism.
Background technique
Wheelchair is the first-selected instrument that the handicapped doctor patient of legs and feet needs routine use and rehabilitation exercise, the prior art
Wheelchair be usually it is fixed, cannot store not readily portable, therefore it is necessary to research and development cooperate portable storage wheelchair and its self-locking
Handrail.
Utility model content
Based on this, for the prior art, the technical problem to be solved of the utility model is just to provide a kind of structure letter
Portable wheel chair handrail latching device single, at low cost, easy to use, self-locking block is fixed.
The technical solution of the utility model are as follows:
A kind of portable wheel chair handrail latching device, including handrail, closing piece bracket, self-locking mechanism, oblique support arm, it is described to help
Hand be mounted on wheel both sides of seat can toward cocked hand steered support frame above and below wheelchair backrest direction, described handrail one end with it is described
Wheelchair backrest is hinged, and middle part is connect by connecting pin with one end of the closing piece bracket, and the other end of the closing piece bracket passes through
The oblique support arm is fixedly connected with the wheel seat, and the self-locking block mechanism is the elastic runback being mounted on the closing piece bracket
Position mechanism, the self-locking block mechanism match to form self-locking mechanism with the handrail.
The handrail includes armrest pad and handrail lock card in one of the embodiments, and the armrest pad is is mounted on
State the sponge cushion on the stay pipe top of handrail, the handrail lock card be located at the handrail lower part and with the closing piece bracket
Cooperate the hollow cylinder of inlay card.
The closing piece bracket includes accommodating skewed slot, handrail pin and handrail pin hole, the accommodating in one of the embodiments,
Skewed slot is to be located on the closing piece bracket and cooperate the groove for accommodating the handrail and handrail lock card, and the handrail pin hole is to be located at
The circular hole of articulated connection of the closing piece bracket on the two sidewalls of the accommodating skewed slot of described wheelchair backrest one end, institute
It states handrail and sets corresponding closing piece hinge hole, the closing piece hinge hole inlay card is in the accommodating skewed slot and handrail pin described in concentric alignment
Hole, closing piece hinge hole and the handrail pin hole described in the handrail pin connection.
The self-locking mechanism includes restoring spring, lock in one of the embodiments, and the recovery spring is one end
Be fixed on the closing piece bracket, the other end connects the spring of the self-locking mechanism, the lock is oblique to be located at the accommodating
Set in slot blocks the fastener of the handrail lock card, and the self-locking mechanism is disengaged toward pusher, the lock with the handrail lock card,
The handrail can be cocked upwards；After unclamping hand, under the restoring force effect for restoring spring, the self-locking mechanism is multiple forward
Position drives the lock reset to fix with the mutual lock card of handrail lock card.
Compared with the prior art, the portable wheel chair handrail latching device of the utility model is replied self-locking by spring force
Buckle mechanism, the lock card on handrail match to form self-locking mechanism with the lock of self-locking mechanism, only need to be toward pusher self-locking mechanism, so that it may
With upward cocked handrail, structure is simple, at low cost, easy to use, and comprehensive cost performance is high.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the portable wheel chair handrail latching device of the utility model；
Fig. 2 is the buckle structure schematic diagram of the portable wheel chair handrail latching device of the utility model；
Fig. 3 is the portable wheel chair schematic diagram using the portable wheel chair handrail latching device of the utility model.
In figure, 10-- handrail；11-- armrest pad；12-- handrail lock card；20-- closing piece bracket；21-- accommodates skewed slot；22--
Handrail pin；23-- handrail pin hole；30-- self-locking mechanism；31-- restores spring；32-- lock；The oblique support arm of 40--.
Specific embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments the utility model is described in detail.It should be noted that not rushing
In the case where prominent, the feature in following embodiment and embodiment be can be combined with each other.
Fig. 1 gives the structural schematic diagram of the portable wheel chair handrail latching device of the utility model, and Fig. 2 is buckle structure
Schematic diagram, by Fig. 1 and Fig. 2 it is found that the portable wheel chair handrail latching device, including handrail 10, closing piece bracket 20, self-locking
Structure 30, oblique support arm 40, handrail 10 be mounted on wheel both sides of seat can toward cocked hand steered support frame above and below wheelchair backrest direction,
10 one end of handrail and wheelchair backrest are hinged, and middle part is connect by connecting pin with one end of closing piece bracket 20, closing piece bracket 20 it is another
One end is fixedly connected by oblique support arm 40 with wheel seat, and self-locking block mechanism 30 is the elastic self-resetting being mounted on closing piece bracket 20
Mechanism, self-locking block mechanism 30 match to form self-locking mechanism with handrail 10.Self-locking block mechanism 30 is pulled toward wheelchair backrest direction, is helped
Hand 10 can be rotated up in parallel against wheelchair backrest, after user takes wheel seat, pulled handrail 10 downwards and be pressed in closing piece
On bracket 20, handrail 10 can be latched and be fixed by self-locking mechanism 30.
Handrail 10 includes armrest pad 11 and handrail lock card 12, and armrest pad 11 is the sea for being mounted on the stay pipe top of handrail 10
Soft pad, handrail lock card 12 are the hollow cylinder for being located at the lower part of handrail 10 and cooperating inlay card with closing piece bracket 20.
Closing piece bracket 20 includes accommodating skewed slot 21, handrail pin 22 and handrail pin hole 23, and accommodating skewed slot 21 is to be located at closing piece branch
On frame and cooperate the groove for accommodating handrail 10 and handrail lock card 12, handrail pin hole 23 is to be located at closing piece bracket 20 close to wheelchair backrest
The circular hole of articulated connection on 21 two sidewalls of the accommodating skewed slot of one end, handrail 10 set corresponding closing piece hinge hole, and closing piece is hinged
Hole inlay card is in accommodating skewed slot 21 and concentric alignment handrail pin hole 23, handrail pin 22 connect closing piece hinge hole and handrail pin hole 23.
Self-locking mechanism 30 include restore spring 31, lock 32, restore spring 31 be one end be fixed on closing piece bracket 20,
The other end connects the spring of self-locking mechanism 30, and lock 32 is the fastener for the set card handrail lock card 12 being located in accommodating skewed slot 21,
Self-locking mechanism 30 is disengaged toward pusher, lock 32 with handrail lock card 12, and handrail 10 can be cocked upwards；After unclamping hand, restoring bullet
Under the restoring force effect of spring 31, self-locking mechanism 30 resets forward, drives lock 32 to reset solid with 12 phase interlocking clamp of handrail lock card
It is fixed.
From the above, it may be appreciated that the portable wheel chair handrail latching device of the utility model, the self-fastening button replied by spring force
Mechanism, the lock card on handrail match to form self-locking mechanism with the lock of self-locking mechanism, only need to be toward pusher self-locking mechanism, so that it may
Upward cocked handrail, structure is simple, at low cost, easy to use, and comprehensive cost performance is high.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (4)
1. a kind of portable wheel chair handrail latching device, which is characterized in that including handrail, closing piece bracket, self-locking mechanism, tiltedly branch
Arm, the handrail be mounted on wheel both sides of seat can be toward cocked hand steered support frame above and below wheelchair backrest direction, the handrail
One end and the wheelchair backrest are hinged, and middle part is connect by connecting pin with one end of the closing piece bracket, the closing piece bracket
The other end is fixedly connected by the oblique support arm with the wheel seat, and the self-locking block mechanism is to be mounted on the closing piece bracket
Elastic self-resetting mechanism, the self-locking block mechanism matches to form self-locking mechanism with the handrail.
2. portable wheel chair handrail latching device according to claim 1, which is characterized in that the handrail includes armrest pad
With handrail lock card, the armrest pad is the sponge cushion for being mounted on the stay pipe top of the handrail, and the handrail lock card is to set
Lower part in the handrail and hollow cylinder with the closing piece support assorted inlay card.
3. portable wheel chair handrail latching device according to claim 2, which is characterized in that the closing piece bracket includes holding
Set skewed slot, handrail pin and handrail pin hole, the accommodating skewed slot be located on the closing piece bracket and cooperate the accommodating handrail and
The groove of handrail lock card, the handrail pin hole are that be located at the accommodating of the closing piece bracket close to described wheelchair backrest one end oblique
The circular hole of articulated connection on the two sidewalls of slot, the handrail set corresponding closing piece hinge hole, and the closing piece hinge hole inlay card exists
In the accommodating skewed slot and handrail pin hole described in concentric alignment, closing piece hinge hole and the handrail pin described in the handrail pin connection
Hole.
4. portable wheel chair handrail latching device according to claim 3, which is characterized in that the self-locking mechanism includes
Restore spring, lock, the recovery spring is that one end is fixed on the closing piece bracket, the other end connects the self-locking mechanism
Spring, the lock blocks the fastener of the handrail lock card for the set that is located in the accommodating skewed slot, and the self-locking mechanism is past
Pusher, the lock are disengaged with the handrail lock card, and the handrail can be cocked upwards；After unclamping hand, in the recovery spring
Under restoring force effect, the self-locking mechanism resets forward, drives the lock to reset solid with the mutual lock card of handrail lock card
It is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820348546.XU CN208641073U (en) | 2018-03-14 | 2018-03-14 | Portable wheel chair handrail latching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820348546.XU CN208641073U (en) | 2018-03-14 | 2018-03-14 | Portable wheel chair handrail latching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208641073U true CN208641073U (en) | 2019-03-26 |
Family
ID=65775111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820348546.XU Expired - Fee Related CN208641073U (en) | 2018-03-14 | 2018-03-14 | Portable wheel chair handrail latching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208641073U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113476227A (en) * | 2021-07-21 | 2021-10-08 | 中山小神童创新科技有限公司 | Support bracket and handrail using same |
-
2018
- 2018-03-14 CN CN201820348546.XU patent/CN208641073U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113476227A (en) * | 2021-07-21 | 2021-10-08 | 中山小神童创新科技有限公司 | Support bracket and handrail using same |
| CN113476227B (en) * | 2021-07-21 | 2022-05-31 | 中山小神童创新科技有限公司 | Support bracket and handrail using same |
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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: 20190326 Termination date: 20210314 |