CN110356169A - Brake self-locking wheel and walk helper - Google Patents
Brake self-locking wheel and walk helper Download PDFInfo
- Publication number
- CN110356169A CN110356169A CN201910542119.4A CN201910542119A CN110356169A CN 110356169 A CN110356169 A CN 110356169A CN 201910542119 A CN201910542119 A CN 201910542119A CN 110356169 A CN110356169 A CN 110356169A
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- China
- Prior art keywords
- brake
- locking
- wheel
- self
- unlocking device
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B33/00—Castors in general; Anti-clogging castors
- B60B33/0078—Castors in general; Anti-clogging castors characterised by details of the wheel braking mechanism
- B60B33/0086—Castors in general; Anti-clogging castors characterised by details of the wheel braking mechanism acting on rim or side portion of tyre
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
Abstract
The invention discloses a kind of brake self-locking wheel and walk helpers, the brake self-locking wheel includes wheel ontology, brake apparatus, resetting apparatus and locking-unlocking device, resetting apparatus supports brake apparatus on the braking surface of wheel ontology and locking under normal conditions, in the unlocked state locking-unlocking device movement drive brake apparatus self-retention emaciated face from and unlock.Walk helper of the invention includes the brake self-locking wheel of above structure.Brake self-locking wheel of the invention is under the cooperation of brake apparatus, resetting apparatus and locking-unlocking device, resetting apparatus supports brake apparatus on the braking surface of wheel ontology and locking under normal conditions, in the unlocked state locking-unlocking device movement drive brake apparatus self-retention emaciated face from and unlock, wheel normality is realized to lock naturally, the demand of proper and initiative unlock when needing to move can be adapted for walk helper etc. to the higher place of security requirement.
Description
Technical field
The present invention relates to frame for movement technical field more particularly to a kind of brake self-locking wheel and with the walk help from lockwheel
Device.
Background technique
Wheel is widely used on the vehicles such as automobile, bicycle as mobile device.The movement of conventional wheel and
Braking mode generallys use can be freely rotated under normal conditions, control wheel when needing to brake under the action of braking member and stop
Vehicle.However, under some pairs of higher scenes of safety requirements, the movement of existing wheel and braking mode may to user with
Carry out security risk.For example, handicapped patient usually needs walk helper to carry out auxiliary walking in rehabilitation course, if
The wheel of walk helper also uses above-mentioned traditional movement and braking mode, once patient stops because sick disease can not control wheel in time
Vehicle may overturn under the drive for moving freely walk helper, cause the secondary injury of patient, influence the rehabilitation of patient.
Summary of the invention
In view of the problems of the existing technology, it one of the objects of the present invention is to provide a kind of locking of normality, needs to move
When the brake self-locking wheel that unlocks in due course.Another object of the present invention is to provide a kind of walk helpers with the brake self-locking wheel.
To achieve the above object, one aspect of the present invention provides a kind of brake self-locking wheel, including wheel ontology, brake apparatus,
Resetting apparatus and locking-unlocking device, the resetting apparatus supports the brake apparatus under natural resiliency active force under normal conditions
It withstands on the braking surface of the wheel ontology and locking, the locking-unlocking device movement drives the braking in the unlocked state
Device is detached from from the braking surface and is unlocked.
Optionally, the brake apparatus includes brake head, and multiple brake holes, the brake head are provided on the braking surface
Support the brake apparatus on the braking surface and locking, the brake head is deviating from the system
The brake apparatus is set to be detached from and unlock from the braking surface when dynamic hole.
Optionally, the brake apparatus includes brake head, and becket is embedded in the wheel ontology, is set on the becket
It is equipped with the multiple brake holes to match with the brake head.
Optionally, the resetting apparatus is spring, and the periphery of the brake head, which is provided with, pushes structure, in the unlocked state
The locking-unlocking device movement drives the brake head to deviate to the outside of the brake hole, and then pushes structure described in driving
Compress the spring.
Optionally, when restoring from unlocked state to lock state the locking-unlocking device act the spring utilize from
Structure is pushed described in the driving of body elastic force to return back to home position and then the brake head is driven to be inserted into the brake hole.
Optionally, the locking-unlocking device is bracing wire;One end of the bracing wire is connect with the brake apparatus, the drawing
The other end of line is connect with external control, pulls the bracing wire to drive the brake apparatus and institute by the external control
Braking surface disengaging is stated, or unclasping the bracing wire by the external control makes the brake apparatus in itself bullet of the resetting apparatus
Power acts on lower pushing tow on the braking surface.
Optionally, the locking-unlocking device is electromagnetic locking tripper.
Optionally, there is the first accommodating chamber, the part accommodating of the locking-unlocking device is fixed on institute on the brake head
It states in accommodating chamber.
Optionally, the brake head by connector and accommodates casing connection, has the second receiving on the receiving casing
It is logical that chamber, first accommodating chamber and second accommodating chamber are connected to the receiving to be formed and accommodate and act for the locking-unlocking device
Road.
Another aspect of the present invention provides a kind of walk helper, and the walk helper includes above-mentioned brake self-locking wheel.
Brake self-locking wheel of the invention is under the cooperation of brake apparatus, resetting apparatus and locking-unlocking device, under normal conditions
The resetting apparatus makes the brake apparatus support on the braking surface of the wheel ontology and lock under natural resiliency active force
Only, the locking-unlocking device movement drives the brake apparatus to be detached from and unlock from the braking surface in the unlocked state, real
Show wheel normality to lock naturally, the demand of proper and initiative unlock when needing to move can be adapted for walk helper etc. to safety
More demanding place.
It should be understood that the above general description and the following detailed description are merely exemplary, this can not be limited
It is open.
Detailed description of the invention
Fig. 1 is the theory structure schematic diagram of brake self-locking wheel of the present invention;
Fig. 2 is the schematic perspective view of the brake self-locking wheel of one embodiment of the invention;
Fig. 3 is the diagrammatic cross-section of the brake self-locking wheel of one embodiment of the invention;
Fig. 4 is the diagrammatic cross-section of the brake self-locking wheel of another embodiment of the present invention.
Specific embodiment
Example embodiment is described more fully with reference to the drawings.However, example embodiment can be with a variety of shapes
Formula is implemented, and is not understood as limited to example set forth herein;On the contrary, thesing embodiments are provided so that the disclosure will more
Fully and completely, and by the design of example embodiment comprehensively it is communicated to those skilled in the art.Attached drawing is only the disclosure
Schematic illustrations, be not necessarily drawn to scale.Identical appended drawing reference indicates same or similar part in figure, thus
Repetition thereof will be omitted.
In addition, described feature, structure or characteristic can be incorporated in one or more implementations in any suitable manner
In mode.In the following description, many details are provided to provide and fully understand to embodiment of the present disclosure.So
And it will be appreciated by persons skilled in the art that one in the specific detail can be omitted with technical solution of the disclosure
Or more, or can be using other methods, constituent element, device, step etc..In other cases, it is not shown in detail or describes
Known features, method, apparatus, realization, material or operation are to avoid a presumptuous guest usurps the role of the host and all aspects of this disclosure is made to become mould
Paste.
Fig. 1 is the theory structure schematic diagram of brake self-locking wheel of the present invention.As shown in Figure 1, brake self-locking wheel of the invention, packet
Include wheel ontology 1, brake apparatus 2, resetting apparatus 3 and locking-unlocking device 4.Wherein, wheel ontology 1 includes wheel 11 and shaft
12, wheel 11 12 can be rotated and be rolled around the shaft.
Brake apparatus 2 is in the locked position the braking surface 13 supported in wheel ontology 1 under normal conditions and is in wheel 11
Lock state, wheel 11 12 cannot be freely rotated around the shaft in the locked state.Brake apparatus 2 is in the unlocked state in unlock
Position is detached from from the braking surface of wheel ontology 1 and keeps wheel 11 in the unlocked state, and wheel 11 can rotate in the unlocked state
Axis is freely rotated.The latched position of brake apparatus 2 refers to brake apparatus 2 close to braking surface 13 and when contacting with each other with braking surface 13
Present position.The unlocked position of brake apparatus 2 refers to the locating position far from braking surface 13 and when being detached from braking surface 13 of brake apparatus 2
It sets.
Resetting apparatus 3 is used to provide screen resilience to brake apparatus 2 brake apparatus 2 is returned back to locking bit from unlocked position
It sets.Resetting apparatus 3 makes brake apparatus 2 support the braking surface in the wheel ontology 1 under natural resiliency pretightning force under normal conditions
Locking on 13, resetting apparatus 3 is compressed with to the brake apparatus 2 for switching to lock state from unlocked state in the unlocked state
Screen resilience is provided and brake apparatus 2 is made to return back to latched position from unlocked position.
Locking-unlocking device 4 is used to provide pulling force or releasing braking device 2 so that brake apparatus 2 self solves to brake apparatus 2
Switch between lock position and latched position.The brake apparatus 2 of being failure to actuate of locking-unlocking device 4 is in the locked position and makes to take turns under normal conditions
Son 11 is in the lock state, and locking-unlocking device 4 pulls brake apparatus 2 in the unlocked state, makes brake apparatus 2 from latched position
Switching to unlocked position makes 2 self-retention face 13 of brake apparatus be detached from and unlock.Needing the locking wheel period of the day from 11 p.m. to 1 a.m, locking-unlocking device 4
Releasing braking device 2 makes brake apparatus 2 return back to latched position from unlocked position under the rebound effect of resetting apparatus 3.Lock
The movement for determining tripper 4 is controlled by external control.
Brake self-locking wheel of the invention is under the cooperation of brake apparatus, resetting apparatus and locking-unlocking device, under normal conditions
The resetting apparatus makes the brake apparatus support on the braking surface of the wheel ontology and lock under natural resiliency active force
Only, the locking-unlocking device movement drives the brake apparatus to be detached from and unlock from the braking surface in the unlocked state, real
Show wheel normality to lock naturally, the demand of proper and initiative unlock when needing to move can be adapted for walk helper etc. to safety
More demanding place.
Fig. 2, Fig. 3 are the structural schematic diagram of the brake self-locking wheel of one embodiment of the invention.Wheel ontology 1 is omitted in Fig. 3
Shaft.As shown in Figures 2 and 3, the brake apparatus 2 includes brake head 21, is provided with multiple brakings on the braking surface 13 of wheel 11
Hole 14, multiple brake holes 14 are evenly arranged on the periphery of braking surface 13.Brake head 21 can be parallel to the shaft 12 of wheel 11
Axial arrangement, and the projected position on braking surface 13 of brake head 21 has the brake hole 14 being mutually matched.Brake head 21 is inserted into described
The brake apparatus 2 is set to support on the braking surface 13 and make 11 locking of wheel when brake hole 14, the brake head 21 is de-
The brake apparatus 2 is set to be detached from from the braking surface 13 and unlock wheel 11 when the brake hole 14 out.It is more in the present embodiment
A brake hole 14 is arranged on the periphery of braking surface 13, can reduce wheel 11 when being switched to lock state by rolling condition,
Brake head 21 is inserted into the impact force of brake hole 14, reduces friction loss, improves the service life of wheel.At one week of braking surface 13
Upper uniformly distributed multiple brake holes 14, it is ensured that wheel 11 turns to any position, the insertion brake hole that brake head can be in due course
In, it is ensured that wheel can instant locking when needed.It should be noted that the setting position of brake hole and quantity in the present embodiment
It is only a kind of preferred embodiment, setting position and quantity of the brake hole on braking surface can do according to actual needs adaptability and change
Become, the present invention is not limited thereto.
Resetting apparatus 3 is spring 31 in the present embodiment, and locking-unlocking device 4 is bracing wire 41.Brake head 21, spring 31 and drawing
Line 41 is cooperatively connected by erection joint 5.5 both ends open of erection joint and inside have hollow cavity with putting spring 31 and be
Brake head 21 provides extendable room.Brake head 21 passes through from erection joint 5 and is partially placed in the hollow cavity of erection joint 5
In.The periphery of brake head 21, which is provided with, pushes structure 211, and spring 31, which is set on 21 periphery of brake head and is located at, pushes structure
211 and erection joint 5 hollow cavity side end face between.Brake head 21 is inserted into brake hole 14 under normal conditions, and spring 31 mentions
Pushing structure 211 for pretightning force pushing tow makes brake head 21 be maintained at locking wheel 11 in brake hole 14.It brakes in the unlocked state
First 21 is mobile towards 31 side of spring, pushes structure 211 and pushes spring 31 and match in the end face of the hollow cavity side of erection joint 5
Spring 31 is compressed under conjunction, and brake head 21 deviates from unlock wheel 11 from brake hole 14.The outer diameter for pushing structure 211 is greater than
The bore of 5 both ends open of erection joint prevents from pushing structure 211 and deviates from from erection joint 5 and can push spring 31.From solution
When lock status is restored to lock state, spring 31 using screen resilience caused by compressing, driving push structure 211 return back to it is original
Position drives the brake head 21 to be inserted into the brake hole 14 in turn.One end of the bracing wire 41 is connect with the brake head 21,
The other end of the bracing wire 41 is connect with external control, pulls the bracing wire 41 to drive the system by the external control
Dynamic head 21 is detached from from brake hole 14, or unclasping the bracing wire 41 by the external control makes the brake head 21 in spring 31
In the lower insertion brake hole 14 of own resilient effect.
There is the first accommodating chamber, one end of bracing wire 41 can be fixed by screws on brake head 21 described in the present embodiment
One end of first accommodating chamber of brake head 21.The other end of erection joint 5 is spirally connected the receiving casing 6 with the second accommodating chamber, and
The other end of two accommodating chambers and the connection of the first accommodating chamber, bracing wire 41 can be exported from receiving casing 6 and be connect with external control.
Bracing wire 41 is accommodated by the first accommodating chamber and the connection of the second accommodating chamber, can protect bracing wire and can carry out limit to bracing wire prevents from drawing
Line generates the locking and unlocking of curling effect wheel when pulling or loosening.
Fig. 4 is the structural schematic diagram of the brake self-locking wheel of another embodiment of the present invention.As shown in figure 4, the present embodiment and Fig. 3
Shown in brake self-locking wheel the main distinction be wheel ontology 1 structure and brake hole setting position it is different.It is taken turns in Fig. 3
Sub- ontology 1 is solid wheel made of same material, and brake hole 14 is set up directly on wheel 11.Wheel ontology 1 is wheel in Fig. 4
The composite construction that circle 13 and becket 15 form, in wheel rim 13, multiple brake holes 14 are arranged in becket becket 15
On 15, brake head can be prevented to be inserted into brake hole for a long time, brake hole is caused to damage and cause wheel can not locking.In the present embodiment
The other structures of brake self-locking wheel have elaborated in the above-described embodiments, and details are not described herein.
In an optional embodiment, the locking-unlocking device 4 may be replaced by electromagnetic locking tripper.Such as
Using the structure of electromagnet and silicon steel sheet, silicon steel sheet is set on brake head, and electromagnet is set on the outside of brake head.It is electric under normality
Magnetic lock device no power, electromagnet are not attracted with silicon steel sheet, and brake head is inserted in locking wheel in brake hole.In the unlocked state
Electromagnetic locking device is powered, electromagnetic actuation silicon steel sheet, and brake head is driven to move the abjection unlock wheel from brake hole outward.
The present invention also provides a kind of walk helpers, include the brake self-locking wheel of above structure including the walk helper.In walk help
The above brake self-locking wheel is utilized on device, it is ensured that handicapped patient automatic locking rapidly in unstability avoids losing
Patient in steady situation falls down under the mobile drive of walk helper, influences the rehabilitation of patient.
It is particularly shown and described the illustrative embodiments of the disclosure above.It should be appreciated that the disclosure is unlimited
In detailed construction described herein, set-up mode or implementation method;On the contrary, disclosure intention covers included in appended claims
Spirit and scope in various modifications and equivalence setting.
Claims (10)
1. a kind of brake self-locking wheel, which is characterized in that including wheel ontology, brake apparatus, resetting apparatus and locking-unlocking device,
The resetting apparatus makes the brake apparatus support the braking in the wheel ontology under natural resiliency active force under normal conditions
Locking on face, in the unlocked state locking-unlocking device movement drive the brake apparatus be detached from from the braking surface and
Unlock.
2. brake self-locking wheel as described in claim 1, which is characterized in that the brake apparatus includes brake head, the braking
Multiple brake holes are provided on face, the brake head supports the brake apparatus in the braking surface when being inserted into the brake hole
It is upper and locking, the brake head are detached from the brake apparatus from the braking surface when deviating from the brake hole and unlock.
3. brake self-locking wheel as described in claim 1, which is characterized in that the brake apparatus includes brake head, the wheel
It is embedded in becket in ontology, is provided with multiple brake holes on the becket.
4. brake self-locking wheel as claimed in claim 2 or claim 3, which is characterized in that the resetting apparatus is spring, the brake head
Periphery be provided with and push structure, the locking-unlocking device movement is in the unlocked state to drive the brake head to the system
The outside abjection in dynamic hole, and then spring described in structure compresses is pushed described in driving.
5. brake self-locking wheel as claimed in claim 4, which is characterized in that described in when restoring from unlocked state to lock state
Locking-unlocking device act the spring using own resilient drive described in push structure and return back to home position and then drive institute
It states brake head and is inserted into the brake hole.
6. brake self-locking wheel as described in claim 1, which is characterized in that the locking-unlocking device is bracing wire;The bracing wire
One end connect with the brake apparatus, the other end of the bracing wire connect with external control, passes through the external control pulling
The bracing wire drives the brake apparatus and the braking surface to be detached from turn, or unclasps the bracing wire by the external control and make
The brake apparatus the resetting apparatus own resilient effect under pushing tow on the braking surface.
7. brake self-locking wheel as described in claim 1, which is characterized in that the locking-unlocking device is electromagnetic locking unlock dress
It sets.
8. brake self-locking wheel as described in claim 1, which is characterized in that there is the first accommodating chamber on the brake head, it is described
The part accommodating of locking-unlocking device is fixed in the accommodating chamber.
9. brake self-locking wheel as claimed in claim 8, which is characterized in that the brake head is connected by connector and receiving casing
It connects, there is the second accommodating chamber on the receiving casing, first accommodating chamber is connected to be formed described in confession with second accommodating chamber
The cavities of locking-unlocking device accommodating and movement.
10. a kind of walk helper, which is characterized in that the walk helper includes such as the described in any item brake self-lockings of claim 1-9
Wheel.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910542119.4A CN110356169A (en) | 2019-06-21 | 2019-06-21 | Brake self-locking wheel and walk helper |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910542119.4A CN110356169A (en) | 2019-06-21 | 2019-06-21 | Brake self-locking wheel and walk helper |
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CN110356169A true CN110356169A (en) | 2019-10-22 |
Family
ID=68217427
Family Applications (1)
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CN201910542119.4A Pending CN110356169A (en) | 2019-06-21 | 2019-06-21 | Brake self-locking wheel and walk helper |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110666993A (en) * | 2019-10-25 | 2020-01-10 | 江苏佳晟精密设备科技有限公司 | Multi-angle swinging multi-wire cutting machine |
CN112744030A (en) * | 2020-12-31 | 2021-05-04 | 宁波科盛万向轮有限公司 | Caster with brake |
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US4110866A (en) * | 1977-11-30 | 1978-09-05 | Sugatsune Industrial Co., Ltd. | Caster equipped with a stopper |
US6338355B1 (en) * | 2000-06-22 | 2002-01-15 | Merits Health Products Co., Ltd. | Safety brake type rollator |
US20040216980A1 (en) * | 2002-07-03 | 2004-11-04 | Kim Sang Jin | Shift locking apparatus for an automatic transmission |
US20060266594A1 (en) * | 2005-05-27 | 2006-11-30 | Szu-Fang Tsai | Embedding typed handbrake operating device |
US20090019669A1 (en) * | 2007-07-20 | 2009-01-22 | Jones Dennis E | Positive wheel locking mechanism |
US20100225086A1 (en) * | 2009-03-03 | 2010-09-09 | Hector Jr Melvin G | Structure, Components and Method for Constructing and Operating an Automatically self locking manually propelled vehicle such as a wheel chair |
US20130062845A1 (en) * | 2011-09-09 | 2013-03-14 | Wendy HUANG | Rollator with improved brake device |
-
2019
- 2019-06-21 CN CN201910542119.4A patent/CN110356169A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4110866A (en) * | 1977-11-30 | 1978-09-05 | Sugatsune Industrial Co., Ltd. | Caster equipped with a stopper |
US6338355B1 (en) * | 2000-06-22 | 2002-01-15 | Merits Health Products Co., Ltd. | Safety brake type rollator |
US20040216980A1 (en) * | 2002-07-03 | 2004-11-04 | Kim Sang Jin | Shift locking apparatus for an automatic transmission |
US20060266594A1 (en) * | 2005-05-27 | 2006-11-30 | Szu-Fang Tsai | Embedding typed handbrake operating device |
US20090019669A1 (en) * | 2007-07-20 | 2009-01-22 | Jones Dennis E | Positive wheel locking mechanism |
US20100225086A1 (en) * | 2009-03-03 | 2010-09-09 | Hector Jr Melvin G | Structure, Components and Method for Constructing and Operating an Automatically self locking manually propelled vehicle such as a wheel chair |
US20130062845A1 (en) * | 2011-09-09 | 2013-03-14 | Wendy HUANG | Rollator with improved brake device |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110666993A (en) * | 2019-10-25 | 2020-01-10 | 江苏佳晟精密设备科技有限公司 | Multi-angle swinging multi-wire cutting machine |
CN112744030A (en) * | 2020-12-31 | 2021-05-04 | 宁波科盛万向轮有限公司 | Caster with brake |
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