CN204367769U - The structure-improved of roller - Google Patents
The structure-improved of roller Download PDFInfo
- Publication number
- CN204367769U CN204367769U CN201420816225.XU CN201420816225U CN204367769U CN 204367769 U CN204367769 U CN 204367769U CN 201420816225 U CN201420816225 U CN 201420816225U CN 204367769 U CN204367769 U CN 204367769U
- Authority
- CN
- China
- Prior art keywords
- roller
- wheel shaft
- ring groove
- improved
- limited ring
- 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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- Rolls And Other Rotary Bodies (AREA)
Abstract
A structure-improved for roller, comprising: a pedestal; One wheel shaft, is laterally placed through in this pedestal, in this wheel shaft at least one end, is equipped with limited ring groove; One sleeve pipe, is equipped with an axis hole, penetrates for wheel shaft, in the inner edge of this axis hole, is equipped with the first spacing bead, and slide fastener in the limited ring groove of this wheel shaft, and is offset to the position of this limited ring groove first side; And a wheel body, a recessed pivot joint cave, in the inner edge in this pivot joint cave, is equipped with one second spacing bead, and slide fastener in the limited ring groove of this wheel shaft, and is offset to the position of this limited ring groove second side; In this way by the bead that first and second spacing bead composition one is wider and stronger, with slide fastener in this limited ring groove, to promote stability when roller service life and wheel body rolling.
Description
Technical field
The utility model has the structure-improved about a kind of roller, and espespecially a kind of first and second spacing bead by being separated, and is combined into a stronger bead, makes this wheel body can the stably roller of slide fastener on wheel shaft.
Background technology
Generally be installed on the roller of bottom of article at present, usually containing a pedestal, on this pedestal, place a wheel shaft, and in this axle sleeve cock wheel body; Can stably be installed on this wheel shaft to make this wheel body, and not from this wheel shaft slippage, usually as Fig. 1,2 shows, at least one annular groove 511 is provided with, and in the axis hole inner edge of this wheel body 52, to should annular groove 511 in this wheel shaft 51, be equipped with a bead 521, and make this bead 521 buckle in this annular groove 511 accordingly, to limit the position of this wheel body 52 on this wheel shaft 51, and this wheel body 52 of block resistance is along wheel shaft 51 slide displacement.
But, because known wheel body 52 is normally made with plastic cement material, when shaping with shoot mode, if the outstanding height of this bead 521 or width excessive time, cannot the demoulding smoothly, and have the restriction in manufacture, edge this, known roller, the bead 521 of this wheel body 52 is all very small, and it is about less than 0.5mm highly usually, width is about less than 1mm; When wheel body 52 and wheel shaft 51 are when assembling, can be forced in the annular groove 511 of this wheel shaft 51 to make the bead 521 of wheel body 52, usually the mode of knocking must be used, instantaneously this bead 521 is forced in the annular groove 511 of wheel shaft 51, in the process that but this knocks, be forced into, often make bead 521 avalanche of minute protrusions, cause cannot stably with annular groove 511 slide fastener of this wheel shaft 51, thus be very easy to make this wheel body 52 produce axial slippage on this wheel shaft 51 because of external force, and come off on this wheel shaft 51, and its shortcoming aobvious.
In view of this utility model creator, is give research and innovation, discloses the structure-improved of the roller shown in the utility model.
Utility model content
The purpose of this utility model aims to provide a kind of structure-improved of roller, to solve the defect that prior art exists, it is by first and second spacing bead of separation, and be combined into a stronger bead, make this wheel body can the stably roller of slide fastener on wheel shaft, to promote stability when roller service life and wheel body roll.
For achieving the above object, the structure-improved of a kind of roller of the utility model, is characterized in that, comprising:
One pedestal;
One wheel shaft, is laterally placed through in this pedestal, in the outer rim of this wheel shaft at least one end, is equipped with limited ring groove;
One sleeve pipe, is equipped with an axis hole, penetrates for this wheel shaft, in the inner edge of this axis hole, is equipped with the first spacing bead, and slide fastener in the limited ring groove of this wheel shaft, and is offset to the position of this limited ring groove first side; And
One wheel body, a recessed pivot joint cave, wherein in the inner edge in this pivot joint cave, is equipped with one second spacing bead, and slide fastener in the limited ring groove of this wheel shaft, and is offset to the position of this limited ring groove second side.
Wherein, this wheel body, is axially arranged with a socket cave further, to be socketed on outside this sleeve pipe, and is axially arranged with this pivot joint cave in the bottom in this socket cave.
Wherein, the outer rim of this sleeve pipe is arranged with catching groove, and the inner edge, socket cave of this wheel body is equipped with the bead corresponding with this catching groove, to buckle in this catching groove.
Wherein, the internal diameter of the first spacing bead of this sleeve pipe, is less than the internal diameter of the second spacing bead of this wheel body.
Wherein, this wheel shaft, in the both sides of this limited ring groove, forms a shoulder block portion respectively.
Wherein, the section of this limited ring groove is in an arc shape.
Wherein, this cover control is from metallic material.
Wherein, this cover control is from plastic material.
Wherein, the two ends width of this limited ring groove is greater than the width distance of this first and second spacing bead.
Wherein, this pedestal is arranged with a chute further, in this chute, be slidably equipped with a slide block, between this slide block and this chute, flexibly shore a spring, and on the both sides cell wall of this chute, wear a long slot bore respectively accordingly, on this slide block, be equipped with an axis hole, this wheel shaft places in the axis hole of this slide block, and this wheel shaft cunning is placed in this long slot bore.
The structure-improved of the roller that the utility model discloses, because this wheel body is with the second spacing bead, with the first spacing bead of this sleeve pipe jointly slide fastener in the limited ring groove of this wheel shaft, i.e. this wheel body of the utility model, the first spacing bead of this sleeve pipe can be worked in coordination with by the second spacing bead, the bead that a composition both sides width distance is wider, and effectively slide fastener on this wheel shaft, to limit this wheel body along this axle axial displacement, due to this first, the width that two spacing beads form, can more known person significantly increase, in manufacture, can break through cannot ejection formation time withdrawing pattern condition restriction, this wheel body can more stably be rotated on this wheel shaft, and increase service life, and aobvious novelty of the present utility model and progressive.
Desirable entity of the present utility model, can by the following description and appended each graphic, and be able to distinct.
Accompanying drawing explanation
Fig. 1: the section of structure of known roller;
Fig. 2: Fig. 1 enlarged drawing indicating 2 places;
Fig. 3: three-dimensional exploded view of the present utility model;
Fig. 4: schematic appearance of the present utility model;
Fig. 5: the utility model cross sectional portion assembling schematic diagram;
Fig. 6: the utility model section of structure; And
Fig. 7: Fig. 6 enlarged drawing indicating 7 places.
Detailed description of the invention
Refer to shown in Fig. 3 to Fig. 7, the utility model has the structure-improved about a kind of roller, comprising: a pedestal 10; One wheel shaft 20, is laterally placed through in this pedestal 10, in this wheel shaft 20 at least one end, is equipped with limited ring groove 21; One sleeve pipe 30, be equipped with an axis hole 31, penetrate for wheel shaft 20, in the inner edge of this axis hole 31, be equipped with the first spacing bead 311, make this sleeve pipe 30 after the side of this wheel shaft 20 is inserted in, this first spacing bead 311 be slide fastener in the limited ring groove 21 of this wheel shaft 20, and be offset to the position of this limited ring groove 21 first side 21a; And a wheel body 40, a recessed pivot joint cave 41, in the inner edge in this pivot joint cave 41, be equipped with one second spacing bead 411, when making this pivot joint cave 41 be socketed on the side of this wheel shaft 20, this second spacing bead 411 be slide fastener in the limited ring groove 21 of this wheel shaft 20, and be offset to the position of this limited ring groove 21 second side 21b.
As Fig. 3, 5 and Fig. 7 shown in, the structure-improved of the roller that the utility model discloses, because this wheel body 40 is with the second spacing bead 411, with the first spacing bead 311 of this sleeve pipe 30 jointly slide fastener in the limited ring groove 21 of this wheel shaft 20, namely this wheel body 40 of the utility model can work in coordination with the first spacing bead 311 of this sleeve pipe 30 by the second spacing bead 411, the bead that common composition both sides width distance W is wider, and effectively slide fastener on this wheel shaft 20, to limit this wheel body 40 along this wheel shaft 20 longitudinal travel, due to this first, two spacing beads 311, 411 width formed, can more known person significantly increase, in manufacture, the restriction of withdrawing pattern condition can be broken through, this wheel body 40 is more stably rotated on this wheel shaft 20, and increase service life, and aobvious novelty of the present utility model and progressive.
The structure-improved of the roller that the utility model discloses, wherein this wheel body 40, be axially arranged with a socket cave 42 further, to be socketed on outside this sleeve pipe 30, and in the bottom in this socket cave 42, and axially this pivot joint cave 41 recessed.
As Fig. 5,6 and Fig. 7 shown in, the structure-improved of the roller that the utility model discloses, the wherein outer rim of this sleeve pipe 30, be arranged with catching groove 32, and in the inner edge, socket cave 42 of this wheel body 40, be equipped with the bead 421 corresponding with this catching groove 32, to buckle in this catching groove 32; The structure-improved of the roller that the utility model discloses, makes this sleeve pipe 30 be tightly be embedded in the socket cave 42 of this wheel body 40, and with this wheel body 40 synchronous rotary.
The structure-improved of the roller that the utility model discloses, wherein makes the internal diameter d1 of first of this sleeve pipe 30 the spacing bead 311, is less than the internal diameter d2 of the second spacing bead 411 of this wheel body 40.The structure-improved of the roller that the utility model discloses, still all rightly makes the resistance to abrasion of this sleeve pipe 30 comparatively this wheel body 40 is good, and therefore the utility model is when start, first by resistance to abrasion preferably sleeve pipe 30 and this wheel shaft 20 friction contact, and can increase whole service life.
The structure-improved of the roller that the utility model discloses, wherein this sleeve pipe 30 can be made from metallic material or plastic material, and the utility model is not from limit.
The structure-improved of the roller that the utility model discloses, wherein the two ends width W 1 of this limited ring groove 21 is greater than the width distance W of this first and second spacing bead 311,411, and this first and second spacing bead 311,411 can be slipped into completely in this limited ring groove 21; In addition, the both sides of this limited ring groove 21, still all rightly form a shoulder block portion 211 respectively, this first and second spacing bead 311,411 can be placed between the both sides of this limited ring groove 21, make this wheel body 40 cannot come off, be separated from this wheel shaft 20.The limited ring groove 21 of this wheel shaft 20 above-mentioned, its section can curved shape or rectangular-shaped, and only the utility model is not from its shape of limit.
As shown in Figure 3, the structure-improved of the roller that the utility model discloses, wherein this pedestal 10 is arranged with a chute 11 further, in this chute 11, slide and be equipped with a slide block 12, make between this slide block 12 and this chute 11, flexibly shore a spring 13, with by this slide block 12 elasticity pushing tow downwards, and on the both sides cell wall of this chute 11, wear a long slot bore 111 accordingly respectively, another on this slide block 12, be equipped with an axis hole 121, make this wheel shaft 20 be placed through in the axis hole 121 of this slide block 12, and make this wheel shaft 20 cunning be placed in this long slot bore; Make this wheel shaft 20 in this way, on this pedestal 10, with this slide block 12 flexibly along this long slot bore 111 displacement, to cushion the antagonistic force of wheel body 40, the generation of noise can be reduced, and make operation more steady.
The structure that the utility model discloses, shape, can be modified application under not disobeying spirit of the present utility model and category, the utility model is from being limited to above-mentioned disclosed embodiment.
Claims (10)
1. a structure-improved for roller, is characterized in that, comprising:
One pedestal;
One wheel shaft, is laterally placed through in this pedestal, in the outer rim of this wheel shaft at least one end, is equipped with limited ring groove;
One sleeve pipe, is equipped with an axis hole, penetrates for this wheel shaft, in the inner edge of this axis hole, is equipped with the first spacing bead, and slide fastener in the limited ring groove of this wheel shaft, and is offset to the position of this limited ring groove first side; And
One wheel body, a recessed pivot joint cave, wherein in the inner edge in this pivot joint cave, is equipped with one second spacing bead, and slide fastener in the limited ring groove of this wheel shaft, and is offset to the position of this limited ring groove second side.
2. the structure-improved of roller as claimed in claim 1, is characterized in that, this wheel body, is axially arranged with a socket cave further, to be socketed on outside this sleeve pipe, and be axially arranged with this pivot joint cave in the bottom in this socket cave.
3. the structure-improved of roller as claimed in claim 2, it is characterized in that, the outer rim of this sleeve pipe is arranged with catching groove, and the inner edge, socket cave of this wheel body is equipped with the bead corresponding with this catching groove, to buckle in this catching groove.
4. the structure-improved of roller as claimed in claim 1, is characterized in that the internal diameter of the first spacing bead of this sleeve pipe is less than the internal diameter of the second spacing bead of this wheel body.
5. the structure-improved of roller as claimed in claim 1, it is characterized in that, this wheel shaft, in the both sides of this limited ring groove, forms a shoulder block portion respectively.
6. the structure-improved of roller as claimed in claim 1, it is characterized in that, the section of this limited ring groove is
One arc shape.
7. the structure-improved of roller as claimed in claim 1, it is characterized in that, this cover control is from metallic material.
8. the structure-improved of roller as claimed in claim 1, it is characterized in that, this cover control is from plastic material.
9. the structure-improved of roller as claimed in claim 1, is characterized in that, the two ends width of this limited ring groove is greater than the width distance of this first and second spacing bead.
10. the structure-improved of roller as claimed in claim 1, it is characterized in that, this pedestal is arranged with a chute further, is slidably equipped with a slide block in this chute, between this slide block and this chute, flexibly shore a spring, and on the both sides cell wall of this chute, wear a long slot bore respectively accordingly, on this slide block, be equipped with an axis hole, this wheel shaft places in the axis hole of this slide block, and this wheel shaft cunning is placed in this long slot bore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420816225.XU CN204367769U (en) | 2014-12-19 | 2014-12-19 | The structure-improved of roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420816225.XU CN204367769U (en) | 2014-12-19 | 2014-12-19 | The structure-improved of roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204367769U true CN204367769U (en) | 2015-06-03 |
Family
ID=53324014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420816225.XU Expired - Fee Related CN204367769U (en) | 2014-12-19 | 2014-12-19 | The structure-improved of roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204367769U (en) |
-
2014
- 2014-12-19 CN CN201420816225.XU patent/CN204367769U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20150603 Termination date: 20211219 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |