CN205513452U - Ability self -actuating brake and pulley structure who releases brake - Google Patents
Ability self -actuating brake and pulley structure who releases brake Download PDFInfo
- Publication number
- CN205513452U CN205513452U CN201620244589.4U CN201620244589U CN205513452U CN 205513452 U CN205513452 U CN 205513452U CN 201620244589 U CN201620244589 U CN 201620244589U CN 205513452 U CN205513452 U CN 205513452U
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- CN
- China
- Prior art keywords
- wheel
- wheel seat
- brake
- pulley structure
- seat
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Abstract
The utility model relates to an ability self -actuating brake and pulley structure who releases brake, including a wheel seat, an elastomer, an axle bed, a shaft and the two -wheeled body, vertically setting up the elastomer in the axle bed, and in the axle bed group of putting into the wheel seat establishes the space, making the elastomer be located between wheel seat and the axle bed, the shaft transversely runs through wheel seat and axle bed, and the both ends group of shaft establishes the wheel body, and the wheel seat offers up a sacrifice the diameter that fenestrate vertical aperture that the shaft wore to establish is greater than the shaft, make the wheel body have about the activity space of vertical displacement, the protruding lug that is equipped with of both sides face of wheel seat, two lugs correspond the wheel face inner edge of wheel body, the utility model discloses when not bearing gravity, the elasticity of elastomer is top push boat seat upwards, and the wheel seat is located rising position, and the lug is contradicted with the wheel face inner edge and is rubbed, reaches the effect of wheel body brake preventing rotation displacement, the utility model discloses when bearing gravity, the elastomer receives the compression, and the wheel seat is located the decline position, the lug break away from with the wheel face inner edge fricative state of contradicting, reach wheel body release and can rotate the effect of displacement.
Description
Technical field
This utility model relates to the pulley structure of the self-actuating brake of a kind of energy and release brake, refer in particular to a kind of when the non-loading of pulley structure, there is braking action, and when pulley structure loading, can be freely rotatable, and produce the pulley structure of self-actuating brake and the effect of release brake.
Background technology
Existing pulley structure includes a wheel seat, a wheel shaft and two wheel bodys, offers the axis hole extended transversely through in wheel seat, makes wheel shaft run through axis hole, and is protruding out assembling wheel body at the wheel shaft two ends of axis hole, makes two-wheeled physical ability freely rotatable.
Above-mentioned pulley structure but has following disappearance in actual use:
Wheel body on pulley whether has the compressing bearing weight, all can rotate freely, such as this pulley uses at seat, and whether whether occupant takes on the seat, as long as seat somewhat stress just produces displacement toward the direction of stress, cause arrangement that seat often cannot be neat and in disorder.
The dealer that was correlated with later develops the pulley with brake function, mainly by arranging braking mechanism between wheel seat and wheel body, utilizes the operating portion pulling pressure braking mechanism to make the brake block pressure wheel trolley body of braking mechanism, makes wheel body to rotate freely.But this pulley structure is because of must additionally arrange braking mechanism, causing pulley structure complexity, increase manufacture and assembly cost, and use brake or releasing brake to be both needed to pull voltage-controlled operating portion processed again, it is more inconvenient to use.
Nowadays, the design people is i.e. in view of existing pulley structure is in place of the enforcement of reality uses produced disappearance, and grinds and create this utility model.
Utility model content
The purpose of this utility model be to provide a kind of can the pulley structure of self-actuating brake and release brake, utilize pulley structure whether loading and self-actuating brake or release brake, be not required to be operated by other again, reach the effect of more convenience on using.
Above-mentioned the purpose of this utility model and effect, be to be reached by following concrete technological means:
The pulley structure that the self-actuating brake of a kind of energy is braked with release, wherein, this energy self-actuating brake and the pulley structure discharging brake include a wheel seat, an elastomer, an axle bed, a wheel shaft and two wheel bodys；Wherein:
Described wheel seat is provided with one longitudinally disposed and downward opening group and sets space, on described wheel seat, the corresponding described group of two sides setting space are provided with perforation, the longitudinal aperture of described perforation is more than the diameter of described wheel shaft, it is respectively equipped with projection on the two sides of described wheel seat, and described projection is positioned at the top of described perforation；
Described axle bed is static with circumference and state group axially movable can be loaded on described group of described wheel seat and set in space, described axle bed is provided with an opening up tank, described elastomer is set in described tank, described elastomer is between described wheel seat and described axle bed, described axle bed arranges an axis hole extended transversely through, the corresponding described perforation of described axis hole；
Described wheel shaft runs through described perforation and described axis hole, and the two ends of described wheel shaft protrude out described wheel seat respectively；
Wheel body described in two is assembled in the two ends of the described wheel shaft protruding out described wheel seat respectively, and described wheel body is in the one side recessed formation wheel face inner edge towards described wheel seat；
Described elastic physical ability when described can the pulley structure of self-actuating brake and release brake do not bear gravity upwards wheel seat described in pushing tow is to lifting position, and conflict friction in described projection and described wheel face inner edge；Described elastic physical ability can be compressed with discharging the pulley structure braked bears gravity when described in self-actuating brake, and described wheel seat is positioned at down position, and described projection separates with described wheel face inner edge.
The pulley structure that energy self-actuating brake is braked with release as above, wherein, the end face of the corresponding described wheel face inner edge of described projection is cambered surface.
The pulley structure that energy self-actuating brake is braked with release as above, wherein, described tank does not connects with described axis hole.
The pulley structure that energy self-actuating brake is braked with release as above, wherein, one layer of anti-slip layer of the wheel face Surface coating of described wheel body.
Advantage of the present utility model:
The pulley structure that the energy self-actuating brake that this utility model provides is braked with release, when described pulley structure does not bears gravity, utilize wheel seat described in the elastic force upwards pushing tow of described elastomer, described wheel seat is made to be positioned at lifting position, and described projection and the conflict of described wheel face inner edge rub, and the brake of described wheel body is made to prevent wheeling thereof displacement；When described pulley structure bears gravity, described elastomer is compressed, and makes described wheel seat be positioned at down position, and described projection departs from and the state of described wheel face inner edge conflict friction, makes described wheel body be released and energy rotation displacement.So, this utility model i.e. may utilize pulley structure whether loading and self-actuating brake or release brake, is not required to be operated by other again, and can reach to use the effect of more convenience, and this utility model also has simple in construction, assembles the advantages such as easy and convenient simultaneously.
Accompanying drawing explanation
The following drawings is only intended to, in schematically illustrating this utility model and explaining, not limit scope of the present utility model.Wherein:
Fig. 1 is the three-dimensional exploded view of energy of the present utility model self-actuating brake and the pulley structure of release brake；
Fig. 2 be of the present utility model can the pulley structure of self-actuating brake and the release brake assembled sectional view in non-loading and when braking；
Fig. 3 be of the present utility model can the pulley structure of self-actuating brake and release brake another assembled sectional view in non-loading and when braking；
Fig. 4 be of the present utility model can the pulley structure of self-actuating brake and the release brake assembled sectional view in loading and when releasing brake；
Fig. 5 be of the present utility model can the pulley structure of self-actuating brake and release brake another assembled sectional view in loading and when releasing brake.
Drawing reference numeral illustrates:
1 wheel seat
11 groups set space
12 perforation
13 projections
2 elastomers
3 axle beds
31 tanks
32 axis holes
4 wheel shafts
5 wheel bodys
51 wheel face inner edges
52 anti-slip layers
Detailed description of the invention
Have more completely by the technology contents making this utility model be used, utility model purpose and effect of reaching thereof and clearly disclose, existing in lower detailed description, and see also taken off accompanying drawing and figure number:
Refer to Fig. 1, it is the three-dimensional exploded view of energy of the present utility model self-actuating brake and the pulley structure of release brake.
The pulley structure that energy of the present utility model self-actuating brake is braked with release, including wheel seat 1, elastomer 2, axle bed 3, wheel shaft 4 and two wheel bodys 5；Wherein:
Wheel seat 1 is provided with one longitudinally disposed and downward opening group and sets space 11, i.e. it is provided with one downward opening group along longitudinally (i.e. vertical direction) on wheel seat 1 and sets space 11, the two sides that corresponding group sets space 11 on wheel seat 1 are provided with perforation 12, perforation 12 sets space 11 with group and is connected, and the longitudinal aperture of perforation 12 is more than the diameter of wheel shaft 4, i.e. bore a hole the aperture size of 12 in the vertical directions more than the diameter of wheel shaft 4, make wheel shaft 4 have the activity space of upper and lower length travel, in the two sides of wheel seat 1 and be positioned at perforation 12 top at be provided with projection 13；In a preferred embodiment, this group sets the rectangular shape in horizontal cross-section in space 11；
This axle bed 3 is the state group of axially-movable to be loaded on the group of wheel seat 1 and set in space 11 circumferentially rotating, i.e. axle bed 3 is assembled in group when setting in space 11, axle bed 3 can along the axially-movable of himself but be resting state along himself circumference, in a preferred embodiment, the horizontal cross-section correspondence group of this axle bed 3 sets the most rectangular shape in horizontal cross-section in space 11；Axle bed 3 is provided with an opening up tank 31, then arranges for elastomer 2, and make elastomer 2 between wheel seat 1 and axle bed 3 in tank 31；It addition, axle bed 3 arranges an axis hole 32 extended transversely through, make the corresponding perforation 12 of this axis hole 32；In a preferred embodiment, tank 31 is not interconnected with axis hole 32, i.e. tank 31 and the spaced setting of axis hole 32；
Wheel shaft 4 runs through perforation 12 and axis hole 32, and the two ends of wheel shaft 4 protrude out wheel seat 1；
Two wheel bodys 5 are assembled in the two ends of the wheel shaft 4 protruding out wheel seat 1 respectively, and wheel body 5 in the wheel face inner edge 51 forming depression towards the one side of wheel seat 1, i.e. wheel body 5 towards the one side of wheel seat 1 along the axial depression of wheel body 5 and form wheel face inner edge 51；
In a preferred embodiment, the end face of the corresponding wheel face inner edge 51 of projection 13 uses cambered surface design, contact of fitting completely when making projection 13 contact with wheel face inner edge 51, improves the contact friction force between projection 13 and wheel face inner edge 51.
In a preferred embodiment, the wheel face surface of wheel body 5 is coated with one layer of anti-slip layer 52 further.
During assembling, refer to Fig. 2 and Fig. 3.First elastomer 2 is inserted in the tank 31 of axle bed 3, the group that axle bed 3 is inserted wheel seat 1 again sets in space 11, then wheel shaft 4 is passed wheel seat 1 and axle bed 3 by perforation 12 and axis hole 32, the two ends making wheel shaft 4 protrude out wheel seat 1, finally, two wheel bodys 5 are respectively arranged in the two ends of wheel shaft 4, the most i.e. complete the assembling of energy of the present utility model self-actuating brake and the pulley structure of release brake.
Refer to Fig. 2 and Fig. 3.Usually when the pulley structure of energy of the present utility model self-actuating brake with release brake does not bears gravity, owing to the elastic force of now elastomer 2 can upwards pushing tow wheel seat 1, cause wheel seat 1 to be in lifting position, allow projection 13 and wheel face inner edge 51 conflict friction, and reach wheel body 5 and brake the braking effect of anti-rotation.
Refer to Fig. 4 and Fig. 5.When the pulley structure of energy of the present utility model self-actuating brake with release brake bears gravity, owing to now elastomer 2 is compressed, cause wheel seat 1 to be in down position, allow projection 13 depart from and the state of wheel face inner edge 51 conflict friction, and reach wheel body 5 and be released and the effect of energy rotation displacement.
The foregoing is only the schematic detailed description of the invention of this utility model, be not limited to scope of the present utility model.Any those of ordinary skill in the art, equivalent variations done on the premise of without departing from design of the present utility model and principle and amendment, the scope of this utility model protection all should be belonged to.
Claims (5)
1. the pulley structure that energy self-actuating brake is braked with release, it is characterised in that the pulley structure of the self-actuating brake of described energy and release brake include a wheel seat, an elastomer, an axle bed, a wheel shaft and two wheel bodys；Wherein:
Described wheel seat is provided with one longitudinally disposed and downward opening group and sets space, on described wheel seat, the corresponding described group of two sides setting space are provided with perforation, the longitudinal aperture of described perforation is more than the diameter of described wheel shaft, it is respectively equipped with projection on the two sides of described wheel seat, and described projection is positioned at the top of described perforation；
Described axle bed is static with circumference and state group axially movable can be loaded on described group of described wheel seat and set in space, described axle bed is provided with an opening up tank, described elastomer is set in described tank, described elastomer is between described wheel seat and described axle bed, described axle bed arranges an axis hole extended transversely through, the corresponding described perforation of described axis hole；
Described wheel shaft runs through described perforation and described axis hole, and the two ends of described wheel shaft protrude out described wheel seat respectively；
Wheel body described in two is assembled in the two ends of the described wheel shaft protruding out described wheel seat respectively, and described wheel body is in the one side recessed formation wheel face inner edge towards described wheel seat；
Described elastic physical ability when described can the pulley structure of self-actuating brake and release brake do not bear gravity upwards wheel seat described in pushing tow is to lifting position, and conflict friction in described projection and described wheel face inner edge；Described elastic physical ability can be compressed with discharging the pulley structure braked bears gravity when described in self-actuating brake, and described wheel seat is positioned at down position, and described projection separates with described wheel face inner edge.
The pulley structure that energy the most according to claim 1 self-actuating brake is braked with release, it is characterised in that the end face of the corresponding described wheel face inner edge of described projection is cambered surface.
The pulley structure that energy the most according to claim 1 and 2 self-actuating brake is braked with release, it is characterised in that described tank does not connects with described axis hole.
The pulley structure that energy the most according to claim 3 self-actuating brake is braked with release, it is characterised in that one layer of anti-slip layer of the wheel face Surface coating of described wheel body.
The pulley structure that energy the most according to claim 1 and 2 self-actuating brake is braked with release, it is characterised in that one layer of anti-slip layer of the wheel face Surface coating of described wheel body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620244589.4U CN205513452U (en) | 2016-03-28 | 2016-03-28 | Ability self -actuating brake and pulley structure who releases brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620244589.4U CN205513452U (en) | 2016-03-28 | 2016-03-28 | Ability self -actuating brake and pulley structure who releases brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205513452U true CN205513452U (en) | 2016-08-31 |
Family
ID=56785323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620244589.4U Expired - Fee Related CN205513452U (en) | 2016-03-28 | 2016-03-28 | Ability self -actuating brake and pulley structure who releases brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205513452U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113397313A (en) * | 2021-06-09 | 2021-09-17 | 江西万佳保险设备有限公司 | Compact shelf with adjustable moving speed |
-
2016
- 2016-03-28 CN CN201620244589.4U patent/CN205513452U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113397313A (en) * | 2021-06-09 | 2021-09-17 | 江西万佳保险设备有限公司 | Compact shelf with adjustable moving speed |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160831 Termination date: 20180328 |