CN205930032U - Take self -locking function's wheel components - Google Patents
Take self -locking function's wheel components Download PDFInfo
- Publication number
- CN205930032U CN205930032U CN201620939745.9U CN201620939745U CN205930032U CN 205930032 U CN205930032 U CN 205930032U CN 201620939745 U CN201620939745 U CN 201620939745U CN 205930032 U CN205930032 U CN 205930032U
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- ring surface
- inner ring
- roller
- wheel assembly
- auto
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Abstract
The utility model belongs to the technical field of the seat is manufactured, especially, relate to a take self -locking function's wheel components, be in including subassembly main part, setting shaft hole in the subassembly main part and through the roller shaft with the gyro wheel that the subassembly bulk phase is connected is still including setting up through right in the subassembly main part the anchor ring rubs the action of locking and accomplishes in the gyro wheel of gyro wheel the interior anchor ring friction unit of wheel components auto -lock purpose. The utility model discloses can carry out the auto -lock and in order to avoid unnecessary to remove, can relieve the auto -lock state fast under the pressure -bearing condition under the unloaded condition, the utility model has the advantages of simple structure is effective, and the auto -lock is effectual, the entering of auto -lock state and remove convenient nimble and practical easy popularization of action.
Description
Technical field
The utility model belongs to seat manufacturing technology field, more particularly, to a kind of roll wheel assembly with auto-lock function.
Background technology
In real life, as the load-bearing object such as tables and chairs, sofa in use the most of time all in relatively
Motionless state, does not need often to move, and now we require the roller preferably stuck fixation of these load-bearing objects, with
Avoid unnecessary movement.
In prior art, the fixed state of roller mostly by a stuck structure being arranged on roller Lai real
Existing, such as one latch, fixing screws, this method not only increased unnecessary trickle appurtenances to roller, separately
On the one hand make the operation of stuck fixation need manual operation, greatly reduce its comfort.
The Chinese utility model patent for CN 204020419 U, 2014.12.17 for the patent publication No. discloses one kind to be had
The Universal wheel for luggage of locking roller function, including mounting seat, link, left wheel, right roller, transverse axis and the longitudinal axis, described left and right
Roller is connected to link both sides by transverse axis, and the installing hole that described longitudinal axis top is provided with through mounting seat is fixing with mounting seat even
Connect, described longitudinal axis bottom is penetrated the connecting hole that link is provided with and rotated with link and is connected, and described mounting seat is provided with some peaces
Dress hole post, also includes locked component, this locked component includes clamping block and locking teeth, described clamping block includes pressing plate, connection
Plate and locking card article, described locking card article can be adapted engaging with the locking teeth on left and right roller.
But it is complicated to there is locking operation in this utility model, and locking effect is poor and is difficult the problem promoted on a large scale.
Utility model content
The purpose of this utility model is to provide a kind of Novel rolling wheel assembly with auto-lock function, and it can enter under no-load condition
Row self-locking, to avoid unnecessary movement, can rapidly release self-locking state in the case of pressure-bearing, and the utility model has structure
Simply effective, self-locking effect is good, the entrance of self-locking state and releasing action is convenient, flexible and the advantage of practical easy popularization.
The utility model solves the above problems and employed technical scheme comprise that：A kind of roll wheel assembly with auto-lock function, including
Module body, the axis hole being arranged in described module body and the roller being connected with described module body by roller shaft,
Also include being arranged on and completed by the roller inner ring surface of described roller is carried out with the action of friction lock in described module body
The inner ring surface friction element of described roll wheel assembly self-locking purpose.
Further preferred technical scheme is：Also include being arranged in described module body passing through to adjust and control described rolling
The relative altitude of wheel and described inner ring surface friction element is come the flexible list to realize described roll wheel assembly self-locking and release self-locking action
Unit, spring that described telescopic unit includes being arranged in described module body, passes through for described roller shaft and passes through described bullet
The elastic force of spring makes described roller inner ring surface carry out contacting with described inner ring surface friction element and the roller shaft of friction lock is installed
Block.
Further preferred technical scheme is：The one end open that has that described spring is arranged on hollow is used for described spring
And the telescopic unit chamber of wheel shaft mounting blocks insertion, described telescopic unit chamber is provided with for described after described roll wheel assembly pressure-bearing
By described roller shaft is carried out with the fluting upper limit of position-limiting action when roller inner ring surface is separated with described inner ring surface friction element
Portion.
Further preferred technical scheme is：Described roller shaft mounting blocks be provided with for by compress described spring Lai
Trigger described roller inner ring surface to carry out during friction lock, passing through the first of the described roller shaft of installation with described inner ring surface friction element
Roller axis hole.
Roller shaft described in this setting passes through described first roller axis hole and axis hole so that described roller shaft mounting blocks pair
Described spring is compressed action, and the related described roller of described roller shaft by the downward jack-up of described spring so that described roller
Inner ring surface and described inner ring surface friction element carry out friction lock, complete the self-locking action of described roll wheel assembly, empty under this state
During load, the deadweight of described roll wheel assembly is not enough to increasing decrement and makes described roller inner ring surface and described inner ring surface friction element
Separate；On the other hand when described roll wheel assembly pressure-bearing after, described spring is greatly reduced, described roller inner ring surface and described inner ring
Face friction element separates, and completes the releasing of described roll wheel assembly self-locking action immediately so that described roll wheel assembly has flexibly may be used
Lean on, the good feature of self-locking effect.
Further preferred technical scheme is：It is additionally provided with described roller shaft mounting blocks and passes through for roller shaft, pass through
Described spring is under Light Condition and coordinates described fluting upper limit portion to carry out spacing completing the effect of described roller supporting
The first roller axis hole.
The position-limiting action being used for described fluting upper limit portion in this setting to described roller shaft is so that described spring is located always
Under Light Condition, no matter described roll wheel assembly pressure-bearing whether all can not be compressed so that described roll wheel assembly have the most basic
Supporting role so that described self-locking action can be triggered can also remove, further increase the reality of described roll wheel assembly
The property used.
Further preferred technical scheme is：Described inner ring surface friction element is to be arranged on two, described telescopic unit chamber
When being used for described roller by the downward jack-up of described spring on lateral surface, described roller inner ring surface is rubbed to lock described rolling
Wheel, completes the inner ring surface brake pad of described roll wheel assembly self-locking purpose.
Further preferred technical scheme is：Described inner ring surface brake pad is included upper ring surface and is entered with described roller inner ring surface
The drag ring of row friction lock.
Further preferred technical scheme is：It is additionally provided with described roller and strengthen installation strength for described roller shaft
The roller shaft collar and roller gusset.
The utility model can carry out self-locking to avoid unnecessary movement under no-load condition, can be quick in the case of pressure-bearing
Ground releases self-locking state, and the utility model has that structure is simply effective, and self-locking effect is good, the entrance of self-locking state and releasing action
The advantage of convenient, flexible and practical easy popularization.
Brief description
Fig. 1 is structural representation of the present utility model.
Fig. 2 is scheme of installation of the present utility model.
Specific embodiment
Described below is only preferred embodiment of the present utility model, not scope of the present utility model is defined.
Embodiment：As shown in accompanying drawing 1 and accompanying drawing 2, a kind of roll wheel assembly with auto-lock function, including module body 1, set
Put the axis hole 2 in described module body 1 and the roller 4 being connected by roller shaft 3, its feature with described module body 1
It is：Also include being arranged in described module body 1 by carrying out friction lock to the roller inner ring surface 401 of described roller 4
Action, to complete the inner ring surface friction element 5 of described roll wheel assembly self-locking purpose, also includes being arranged on and leads in described module body 1
Overregulate and control described roller 4 and the relative altitude of described inner ring surface friction element 5 to realize described roll wheel assembly self-locking reconciliation
Except the telescopic unit 6 of self-locking action, spring 601 that described telescopic unit 6 includes being arranged in described module body 1, it is used for institute
State roller shaft 3 to pass through and make described roller inner ring surface 401 and described inner ring surface friction element by the elastic force of described spring 601
5 carry out contacting the roller shaft mounting blocks 602 of simultaneously friction lock.
The one end open that has that described spring 601 is arranged on hollow is inserted for described spring 601 and wheel shaft mounting blocks 602
The telescopic unit chamber 603 entering, described telescopic unit chamber 603 is provided with for described roller inner ring surface after described roll wheel assembly pressure-bearing
401 when separating with described inner ring surface friction element 5 by described roller shaft 3 is carried out with the fluting upper limit portion 604 of position-limiting action.
Described roller shaft mounting blocks 602 be provided with for by compress described spring 601 trigger described roller inner ring surface 401 with described
Inner ring surface friction element 5 carries out passing through the first roller axis hole 605 installing described roller shaft 3 during friction lock.Described roller shaft 3
Through described first roller axis hole 605 and axis hole 2 so that described roller shaft mounting blocks 602 are compressed to described spring 601
Action, and the related described roller 5 of described roller shaft 3 by the downward jack-up of described spring 601 so that described roller inner ring surface 401 with
Described inner ring surface friction element 5 carries out friction lock, completes the self-locking action of described roll wheel assembly, described in when unloaded under this state
The deadweight of roll wheel assembly is not enough to increase decrement so that described roller inner ring surface 401 is separated with described inner ring surface friction element 5；
On the other hand when described roll wheel assembly pressure-bearing after, described spring is greatly reduced, described roller inner ring surface 401 and described inner ring surface
Friction element 5 separates, and completes the releasing of described roll wheel assembly self-locking action immediately so that described roll wheel assembly has flexibly may be used
Lean on, the good feature of self-locking effect.
It is additionally provided with described roller shaft mounting blocks 602 and passes through for roller shaft 3, be in sky by making described spring 401
Under load state and coordinate described fluting upper limit portion 604 carry out spacing the first roller axis hole completing the supporting role of described roller 4
606, for the described position-limiting action to described roller shaft 3 for the upper limit portion 604 of slotting so that described spring 601 is constantly in sky
Under load state, no matter whether described roll wheel assembly pressure-bearing all can not be compressed so that described roll wheel assembly has most basic
Support effect, so that described self-locking action can be triggered can also remove, further increases the practicality of described roll wheel assembly.
Described inner ring surface friction element 5 is to be arranged on 603 two lateral surfaces in described telescopic unit chamber to be used for described roller 4
During described spring 601 downward jack-up, described roller inner ring surface 401 is rubbed to lock described roller 4, completed described rolling
The inner ring surface brake pad of wheel assembly self-locking purpose.Described inner ring surface brake pad is included upper ring surface and is entered with described roller inner ring surface 401
The drag ring of row friction lock.
The roller shaft collar 402 and the roller muscle strengthening installation strength for described roller shaft 3 is additionally provided with described roller 4
Plate 403.
Above in conjunction with accompanying drawing, embodiment of the present utility model is explained in detail, but the utility model is not limited to
State embodiment, in the ken that described technical field those of ordinary skill possesses, can also be without departing from this practicality
On the premise of new objective, various modification can be adapted.These are all not creative modifications, as long as in power of the present utility model
All protected by Patent Law in sharp claimed range.
Claims (8)
1. a kind of roll wheel assembly with auto-lock function, including module body（1）, be arranged on described module body（1）On axis hole
（2）And pass through roller shaft（3）With described module body（1）The roller being connected（4）It is characterised in that：Also include being arranged on
Described module body（1）On by described roller（4）Roller inner ring surface（401）The action carrying out friction lock is to complete
State the inner ring surface friction element of roll wheel assembly self-locking purpose（5）.
2. a kind of roll wheel assembly with auto-lock function according to claim 1 it is characterised in that：Also include being arranged on described
Module body（1）Above pass through to adjust to control described roller（4）With described inner ring surface friction element（5）Relative altitude to realize
The telescopic unit stated roll wheel assembly self-locking and release self-locking action（6）, described telescopic unit（6）Including being arranged on described assembly master
Body（1）On spring（601）, be used for described roller shaft（3）Pass through and pass through described spring（601）Elastic force make described roller
Inner ring surface（401）With described inner ring surface friction element（5）Carry out contacting the roller shaft mounting blocks of simultaneously friction lock（602）.
3. a kind of roll wheel assembly with auto-lock function according to claim 2 it is characterised in that：Described spring（601）If
Put the one end open that has in hollow and be used for described spring（601）And wheel shaft mounting blocks（602）The telescopic unit chamber of insertion
（603）, described telescopic unit chamber（603）It is provided with for described roller inner ring surface after described roll wheel assembly pressure-bearing（401）With institute
State inner ring surface friction element（5）By to described roller shaft when separating（3）Carry out the fluting upper limit portion of position-limiting action（604）.
4. a kind of roll wheel assembly with auto-lock function according to claim 2 it is characterised in that：Described roller shaft mounting blocks
（602）It is provided with for by compressing described spring（601）To trigger described roller inner ring surface（401）With described inner ring surface friction
Unit（5）Carry out passing through during friction lock and described roller shaft is installed（3）The first roller axis hole（605）.
5. a kind of roll wheel assembly with auto-lock function according to claim 4 it is characterised in that：Described roller shaft mounting blocks
（602）On be additionally provided with for roller shaft（3）Pass through, by making described spring（401）It is under Light Condition and coordinate described
Fluting upper limit portion（604）Carry out spacing completing described roller（4）First roller axis hole of supporting role（606）.
6. a kind of roll wheel assembly with auto-lock function according to claim 5 it is characterised in that：Described inner ring surface friction is single
Unit（5）For being arranged on described telescopic unit chamber（603）Described roller is used on two lateral surfaces（4）By described spring（601）To
To described roller inner ring surface during lower jack-up（401）Rubbed to lock described roller（4）, complete described roll wheel assembly self-locking mesh
Inner ring surface brake pad.
7. a kind of roll wheel assembly with auto-lock function according to claim 6 it is characterised in that：Described inner ring surface brake pad
Including upper ring surface and described roller inner ring surface（401）Carry out the drag ring of friction lock.
8. a kind of roll wheel assembly with auto-lock function according to claim 7 it is characterised in that：Described roller（4）Above also
It is provided with for described roller shaft（3）Strengthen the roller shaft collar of installation strength（402）And roller gusset（403）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620939745.9U CN205930032U (en) | 2016-08-25 | 2016-08-25 | Take self -locking function's wheel components |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620939745.9U CN205930032U (en) | 2016-08-25 | 2016-08-25 | Take self -locking function's wheel components |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205930032U true CN205930032U (en) | 2017-02-08 |
Family
ID=57951962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620939745.9U Active CN205930032U (en) | 2016-08-25 | 2016-08-25 | Take self -locking function's wheel components |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205930032U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107137911A (en) * | 2017-05-24 | 2017-09-08 | 青岛职业技术学院 | One kind, which can stop, stops formula drift skate |
| CN108095928A (en) * | 2017-12-20 | 2018-06-01 | 东莞市松研智达工业设计有限公司 | A kind of medical treatment based on bidirectional self-locking uses sick bed |
| CN108186226A (en) * | 2017-12-20 | 2018-06-22 | 东莞市松研智达工业设计有限公司 | The self-locking sick bed that a kind of medical treatment based on transmission of changing direction uses |
-
2016
- 2016-08-25 CN CN201620939745.9U patent/CN205930032U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107137911A (en) * | 2017-05-24 | 2017-09-08 | 青岛职业技术学院 | One kind, which can stop, stops formula drift skate |
| CN107137911B (en) * | 2017-05-24 | 2023-08-22 | 青岛职业技术学院 | Can stop formula drift board |
| CN108095928A (en) * | 2017-12-20 | 2018-06-01 | 东莞市松研智达工业设计有限公司 | A kind of medical treatment based on bidirectional self-locking uses sick bed |
| CN108186226A (en) * | 2017-12-20 | 2018-06-22 | 东莞市松研智达工业设计有限公司 | The self-locking sick bed that a kind of medical treatment based on transmission of changing direction uses |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |