CN109505475B - Anti-swing wheel on limiting pulley and sliding door - Google Patents
Anti-swing wheel on limiting pulley and sliding door Download PDFInfo
- Publication number
- CN109505475B CN109505475B CN201811447664.7A CN201811447664A CN109505475B CN 109505475 B CN109505475 B CN 109505475B CN 201811447664 A CN201811447664 A CN 201811447664A CN 109505475 B CN109505475 B CN 109505475B
- Authority
- CN
- China
- Prior art keywords
- fixed shaft
- bearing body
- limit
- plastic roller
- oil storage
- 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.)
- Active
Links
- 239000004033 plastic Substances 0.000 claims abstract description 53
- 229920003023 plastic Polymers 0.000 claims abstract description 53
- 239000002184 metal Substances 0.000 claims abstract description 17
- 238000001125 extrusion Methods 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims description 4
- 229920001971 elastomer Polymers 0.000 claims description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 5
- 239000010410 layer Substances 0.000 description 12
- 238000007789 sealing Methods 0.000 description 4
- 239000012790 adhesive layer Substances 0.000 description 3
- 239000004519 grease Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 235000013824 polyphenols Nutrition 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D13/00—Accessories for sliding or lifting wings, e.g. pulleys, safety catches
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D15/00—Suspension arrangements for wings
- E05D15/06—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane
- E05D15/0621—Details, e.g. suspension or supporting guides
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Support Devices For Sliding Doors (AREA)
- Rolls And Other Rotary Bodies (AREA)
Abstract
The invention discloses a limiting pulley and an anti-swing wheel on a sliding door, wherein the limiting pulley comprises a supporting seat; the fixed shaft is fixedly arranged on the supporting seat; a plastic roller sleeved on the fixed shaft; an anti-extrusion limiting structure for forming a movable space of the plastic roller; the plastic roller comprises: the bearing body that rigid plastic made, the middle part of bearing body has the shaft hole, is provided with at least one oil storage storehouse in the bearing body, oil storage storehouse's lower extreme is sealed, upper end and axial side have the opening. Compared with the existing ball bearing, the plastic roller can greatly reduce the rotating noise, the hard plastic cannot rust, and can be used in corrosive environments such as bathroom cabinets, and meanwhile, compared with a metal bearing, the plastic roller has low precision requirements, is not easy to clamp and damage, and greatly reduces the cost.
Description
Technical Field
The invention relates to the technical field of daily hardware fittings, in particular to a limiting pulley and an anti-balance wheel on a sliding door.
Background
The drawer wardrobe, the bathroom cabinet and the sliding door are mainly provided with small bearings, the small bearings are limited by the use scene, so that the small bearings are smaller in required size, the machining precision is higher, the small and miniature metal bearings are more expensive in cost and slightly problematic, the small and miniature metal bearings are easy to block, the fault rate is higher, meanwhile, when the small and miniature metal bearings are used in the bathroom cabinet, the small and miniature metal bearings are more easily corroded, rusted and damaged due to the corrosive use environment, the service life is shorter, and if the metal bearings (such as stainless steel bearings) are used, the existing miniature bearings are easy to generate the noise and the like due to the problems of strict design requirements of the structure and the use environment.
Accordingly, the prior art is still in need of improvement and development.
Disclosure of Invention
In view of the defects of the prior art, the invention aims to provide the limit pulley and the anti-swing wheel on the sliding door, so that the problems of high cost, easy rust damage, short service life, high noise, high failure rate and the like of the conventional miniature bearing are solved.
The technical scheme of the invention is as follows:
the invention provides a plastic roller, which comprises: the bearing body that rigid plastic made, the middle part of bearing body has the shaft hole, is provided with at least one oil storage storehouse in the bearing body, oil storage storehouse's lower extreme is sealed, upper end and axial side have the opening.
The plastic roller is characterized in that an annular soft rubber layer or a hard metal layer is arranged in the middle of the outer side of the bearing body.
The plastic roller is characterized in that an accommodating groove is formed in the middle of the outer side of the bearing body, and the annular soft rubber layer or the hard metal layer is embedded in the accommodating groove.
The plastic roller is characterized in that the bearing body is spherical or cylindrical.
The plastic idler wheels are arranged in a central symmetry mode, a plurality of oil storage bins are arranged in a central symmetry mode, and the lower ends of the bearing bodies are planes.
The plastic roller is characterized in that a sealing cover for sealing the oil storage bin is arranged at the upper end of the bearing body.
The plastic roller is characterized in that the upper end of the bearing body is provided with a groove, and the sealing cover is arranged in the groove.
The invention also provides a limiting pulley, which comprises: a support base; the fixed shaft is fixedly arranged on the supporting seat; the plastic roller according to any one of the above, which is sleeved on the fixed shaft; and an extrusion-preventing limiting structure for forming a movable space of the plastic roller.
The limiting pulley, wherein, prevent extrusion limit structure includes first sleeve and the second sleeve that mutually overlaps of being made by the stereoplasm material and establish, first sleeve and second sleeve have first spacing base, the spacing base of second respectively, the upper end riveting of fixed axle is on first spacing base.
The limiting pulley is characterized in that the anti-extrusion limiting structure comprises a limiting cover arranged at the upper end of the fixing shaft, and a movable space is formed between the limiting cover and the supporting seat.
The limiting pulley is characterized in that the upper end of the fixing shaft is provided with a fixing shaft external thread, and the limiting cover is arranged at the upper end of the fixing shaft through the fixing shaft external thread.
The limiting pulley is characterized in that the upper end of the fixed shaft is provided with a fixed shaft internal thread, and the limiting cover is provided with a screw rod matched with the fixed shaft internal thread.
The invention also provides an anti-swing wheel on the sliding door, which comprises a mounting seat and the limiting pulleys which are symmetrically arranged on the mounting seat.
The beneficial effects of the invention are as follows: the plastic roller is made into the bearing body through the hard plastic, the shaft hole is arranged in the middle of the bearing body, the oil storage bin with the closed lower end, the upper end and the opening at the axial side is arranged in the bearing body, when the bearing is used, the plastic roller can smoothly rotate on the fixed shaft under the lubrication of grease in the oil storage bin, compared with the existing ball bearing, the rotating noise can be greatly reduced, the hard plastic can not rust, the bearing can be used in corrosive environments such as bathroom cabinets, and meanwhile, compared with the metal bearing, the bearing has low requirement on precision, is not easy to be blocked and damaged, and the cost is greatly reduced.
Drawings
Fig. 1 is a schematic view of a partial structure of a plastic roller according to a preferred embodiment of the present invention (without a cover).
Fig. 2 is a schematic structural view of a plastic roller according to a preferred embodiment of the present invention.
Fig. 3 is a schematic structural view of a limit pulley according to a preferred embodiment of the present invention.
Fig. 4 is a sectional view of a limit pulley according to a preferred embodiment of the present invention.
Fig. 5 is an exploded view of a limit pulley according to a preferred embodiment of the present invention.
Fig. 6 is a schematic structural view of an anti-swing wheel on a sliding door according to a preferred embodiment of the present invention.
Fig. 7 is a schematic structural view of the use state of the anti-balance wheel on the sliding door of the present invention.
Fig. 8 is a cross-sectional structural view of a plastic roller according to another preferred embodiment of the present invention.
Fig. 9 is a sectional view of a plastic roller according to still another preferred embodiment of the present invention.
Fig. 10 is a sectional view of a limit pulley according to another preferred embodiment of the present invention.
Fig. 11 is a sectional view of a limit pulley according to still another preferred embodiment of the present invention.
Detailed Description
The invention provides a limit pulley and an anti-swing wheel on a sliding door, which are used for making the purposes, the technical scheme and the effects of the invention clearer and more definite, and the invention is further described in detail below by referring to the accompanying drawings and the embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1 to 4, a plastic roller 3 according to a preferred embodiment of the present invention includes: the bearing body 1 made of hard plastic is provided with a shaft hole 11 in the middle of the bearing body 1, at least one oil storage bin 12 for storing grease is arranged in the bearing body 1, and the lower end of the oil storage bin 12 is closed, and the upper end and the axial side are provided with openings 121. The rigid plastics of the present invention include, but are not limited to, phenolics, polyurethane plastics, epoxy plastics, and the like. The bearing body is made of hard plastic, the shaft hole is formed in the middle of the bearing body, the oil storage bin with the closed lower end, the upper end and the opening at the axial side is arranged in the bearing body, when the bearing is used, the plastic roller can smoothly rotate on the fixed shaft under the lubrication of grease in the oil storage bin, compared with the existing ball bearing, the rotating noise can be greatly reduced, the hard plastic cannot rust, the bearing can be used in corrosive environments such as a bathroom cabinet, and meanwhile, compared with a metal bearing, the bearing has low requirement on precision, is not easy to be blocked and damaged, and the cost is greatly reduced.
The plastic roller can be widely applied to limit pulleys, sliding door anti-balance wheels, drawer wardrobe pulleys, bathroom cabinet pulleys and the like, and can overcome the problems of high cost, easy rust damage, short service life, high noise, high failure rate and the like of the conventional miniature bearing.
Further, referring to fig. 1 to 4, in this embodiment, the middle of the outer side of the bearing body 1 has an extension layer 19: an annular soft gel layer or a hard metal layer. Specifically, an accommodating groove (not shown) is formed in the middle of the outer side of the bearing body 1, and the annular soft adhesive layer or the hard metal layer is embedded in the accommodating groove. The annular soft adhesive layer or the hard metal layer can be straight-wall-shaped or arc-shaped, and the annular soft adhesive layer or the hard metal layer can be conveniently installed when being arc-shaped. Referring to fig. 8, the annular soft gel layer 191 is provided to effectively solve the problem of silence. Referring to fig. 9, a hard metal layer 192 is provided to help increase the load bearing capacity of the plastic roller.
Further, referring to fig. 1 to 4, in this embodiment, a cover 2 for closing the oil storage bin is mounted at the upper end of the bearing body 1, and the cover 2 can prevent oil from overflowing from the upper end or impurities from falling into the oil storage bin 12 from the upper end. Specifically, the upper end of the bearing body 1 is provided with a groove 13, and the sealing cover 2 is installed in the groove 13. The bearing body 1 can be spherical or cylindrical, and is convenient to install when the spherical shape is arranged to facilitate the plastic roller to be applied to the anti-swing wheel of the sliding door. Preferably, the plurality of oil storage bins 12 are arranged in a central symmetry manner, and the lower end of the bearing body 1 is a plane.
Further, the embodiment of the present invention further provides a limiting pulley 8, referring to fig. 3 to 6, which includes: a support base 6; a fixed shaft 5 fixedly provided on the support base 6; a plastic roller 3 sleeved on the fixed shaft 5; and an anti-extrusion limiting structure for forming the movable space of the plastic roller 3. The extrusion-preventing limiting structure is used for axially limiting the plastic roller, so that a plastic roller movable space is formed to prevent the axial extrusion of the roller, and a stable plastic roller movable space is formed.
It can be appreciated that the anti-extrusion limiting structure can take various forms as long as a plastic roller movable space can be formed. For example, the anti-extrusion limiting structure can be in a form of installing a limiting cover at the upper end of the fixed shaft, namely, the anti-extrusion limiting structure can comprise the limiting cover arranged at the upper end of the fixed shaft, and a movable space is formed between the limiting cover and the supporting seat. In the specific implementation, referring to fig. 10, it may be adopted: the upper end of the fixed shaft 5 is provided with a fixed shaft external thread, the first limiting cover 49 is arranged at the upper end of the fixed shaft 5 through the fixed shaft external thread, and a movable space of the plastic roller 3 is formed between the first limiting cover 49 and the supporting seat 6, so that the plastic roller 3 is prevented from being axially extruded. It is also possible to use: referring to fig. 11, the upper end of the fixed shaft 5 is provided with a fixed shaft internal thread, the second limit cover 48 is provided with a screw rod 47 matched with the fixed shaft internal thread, the second limit cover 48 is arranged at the upper end of the fixed shaft 5 through the matching of the screw rod 47 and the fixed shaft internal thread, and a movable space of the plastic roller 3 is formed between the second limit cover 48 and the supporting seat 6, so that the plastic roller 3 is prevented from being axially extruded.
Preferably, referring to fig. 3 to 6, in this embodiment, the anti-extrusion limiting structure includes a first sleeve 41 and a second sleeve 42 made of hard materials and sleeved with each other, the first sleeve 41 and the second sleeve 42 respectively have a first limiting base 43 and a second limiting base 44, and the upper end of the fixed shaft 5 is riveted on the first limiting base 43. The first sleeve 41 and the second sleeve 42 which are made of hard materials and sleeved with each other are arranged, so that not only can the axial moving space of the plastic roller 3 be constructed, but also the radial moving space of the plastic roller 3 can be ensured, and the radial extrusion of the fixed shaft 5 to the plastic roller 3 is prevented.
Further, the embodiment of the invention also provides an anti-swing wheel 9 on the sliding door, and referring to fig. 6 and 7, the anti-swing wheel comprises an installation seat 90 and limiting pulleys 8 symmetrically arranged on the installation seat 90, and the two limiting pulleys 8 are matched with the middle guide rail 7 to effectively prevent the sliding door from swinging, and can greatly reduce noise during sliding.
It is to be understood that the invention is not limited in its application to the examples described above, but is capable of modification and variation in light of the above teachings by those skilled in the art, and that all such modifications and variations are intended to be included within the scope of the appended claims.
Claims (12)
1. A spacing pulley, characterized in that includes:
a support base;
the fixed shaft is fixedly arranged on the supporting seat;
a plastic roller sleeved on the fixed shaft; and
an anti-extrusion limiting structure for the movable space of the plastic roller is formed;
the plastic roller comprises a bearing body made of hard plastic, a shaft hole is formed in the middle of the bearing body, at least one oil storage bin is arranged in the bearing body, and the lower end of the oil storage bin is closed, and the upper end and the axial side of the oil storage bin are provided with openings.
2. The spacing pulley of claim 1, wherein the outer middle portion of the bearing body has an annular soft gel layer or a hard metal layer.
3. The limit pulley according to claim 2, wherein a receiving groove is formed in the middle of the outer side of the bearing body, and the annular soft rubber layer or the hard metal layer is embedded in the receiving groove.
4. The spacing pulley of claim 1, wherein the bearing body is spherical or cylindrical.
5. The limit pulley according to claim 1, wherein a plurality of the oil storage bins are arranged in a central symmetry manner, and the lower end of the bearing body is a plane.
6. The limit pulley according to claim 1, wherein a cover for closing the oil storage bin is installed at an upper end of the bearing body.
7. The spacing pulley of claim 6, wherein the upper end of the bearing body has a groove, and the cover is mounted in the groove.
8. The limit pulley according to any one of claims 1 to 7, wherein the anti-extrusion limit structure comprises a first sleeve and a second sleeve which are made of hard materials and sleeved with each other, the first sleeve and the second sleeve are respectively provided with a first limit base and a second limit base, and the upper end of the fixed shaft is riveted on the first limit base.
9. The limit pulley according to any one of claims 1 to 7, wherein the anti-extrusion limit structure comprises a limit cover disposed at an upper end of the fixed shaft, and a movable space is formed between the limit cover and the support base.
10. The limit pulley according to claim 9, wherein the upper end of the fixed shaft is provided with a fixed shaft external thread, and the limit cover is arranged at the upper end of the fixed shaft through the fixed shaft external thread.
11. The spacing pulley of claim 9, wherein the upper end of the fixed shaft has a fixed shaft internal thread, and the spacing cover has a screw rod engaged with the fixed shaft internal thread.
12. An anti-balance wheel on a sliding door, which is characterized by comprising a mounting seat and limiting pulleys as claimed in any one of claims 1 to 11 symmetrically arranged on the mounting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811447664.7A CN109505475B (en) | 2018-11-29 | 2018-11-29 | Anti-swing wheel on limiting pulley and sliding door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811447664.7A CN109505475B (en) | 2018-11-29 | 2018-11-29 | Anti-swing wheel on limiting pulley and sliding door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109505475A CN109505475A (en) | 2019-03-22 |
| CN109505475B true CN109505475B (en) | 2024-04-09 |
Family
ID=65751337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811447664.7A Active CN109505475B (en) | 2018-11-29 | 2018-11-29 | Anti-swing wheel on limiting pulley and sliding door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109505475B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1264783A (en) * | 1999-02-22 | 2000-08-30 | 卡平制造公司 | Roller assembly on garage gate |
| CN2463522Y (en) * | 2001-01-10 | 2001-12-05 | 周宏亚 | Pulley for door and window |
| CN2600565Y (en) * | 2003-03-20 | 2004-01-21 | 林建祥 | Pulley |
| CN201065706Y (en) * | 2007-06-11 | 2008-05-28 | 夏仕成 | Roller oil-storage self-controlling type aluminum door and window pulley |
| CN102424227A (en) * | 2011-08-29 | 2012-04-25 | 南通冷冻设备有限公司 | Low-temperature plastic rolling wheel frame |
| CN202937101U (en) * | 2012-09-29 | 2013-05-15 | 南昌工程学院 | Double-roller device |
| DE202013011246U1 (en) * | 2013-12-19 | 2014-03-20 | Schulte Duschkabinenbau Gmbh & Co. Kg | caster |
| CN105178755A (en) * | 2015-10-09 | 2015-12-23 | 战志华 | Sliding wheel of sliding door/window |
| CN207714973U (en) * | 2017-12-22 | 2018-08-10 | 佛山市安固特五金塑料有限公司 | Anti- balance wheel on a kind of door and window |
| CN209959006U (en) * | 2018-11-29 | 2020-01-17 | 包豪世建筑材料(深圳)有限公司 | Plastic roller, limiting pulley and anti-swing wheel on sliding door |
-
2018
- 2018-11-29 CN CN201811447664.7A patent/CN109505475B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1264783A (en) * | 1999-02-22 | 2000-08-30 | 卡平制造公司 | Roller assembly on garage gate |
| CN2463522Y (en) * | 2001-01-10 | 2001-12-05 | 周宏亚 | Pulley for door and window |
| CN2600565Y (en) * | 2003-03-20 | 2004-01-21 | 林建祥 | Pulley |
| CN201065706Y (en) * | 2007-06-11 | 2008-05-28 | 夏仕成 | Roller oil-storage self-controlling type aluminum door and window pulley |
| CN102424227A (en) * | 2011-08-29 | 2012-04-25 | 南通冷冻设备有限公司 | Low-temperature plastic rolling wheel frame |
| CN202937101U (en) * | 2012-09-29 | 2013-05-15 | 南昌工程学院 | Double-roller device |
| DE202013011246U1 (en) * | 2013-12-19 | 2014-03-20 | Schulte Duschkabinenbau Gmbh & Co. Kg | caster |
| CN105178755A (en) * | 2015-10-09 | 2015-12-23 | 战志华 | Sliding wheel of sliding door/window |
| CN207714973U (en) * | 2017-12-22 | 2018-08-10 | 佛山市安固特五金塑料有限公司 | Anti- balance wheel on a kind of door and window |
| CN209959006U (en) * | 2018-11-29 | 2020-01-17 | 包豪世建筑材料(深圳)有限公司 | Plastic roller, limiting pulley and anti-swing wheel on sliding door |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109505475A (en) | 2019-03-22 |
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Effective date of registration: 20191218 Address after: 10B, North block, Baihui building, No. 3019, Sungang East Road, Songyuan community, Guiyuan street, Luohu District, Shenzhen City, Guangdong Province Applicant after: Baohaoshi building materials (Shenzhen) Co.,Ltd. Address before: 441200 Xiaodian Village Group II, Liusheng Town, Zaoyang City, Xiangyang City, Hubei Province Applicant before: Ma Haiying |
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Effective date of registration: 20200525 Address after: 340-1, building 15, Shuibei Industrial Zone, 2099 Cuizhu Road, cuijin community, Cuizhu street, Luohu District, Shenzhen City, Guangdong Province Applicant after: Hetuo (Shenzhen) Industrial Design Co.,Ltd. Address before: 10B, North block, Baihui building, No. 3019, Sungang East Road, Songyuan community, Guiyuan street, Luohu District, Shenzhen City, Guangdong Province Applicant before: Baohaoshi building materials (Shenzhen) Co.,Ltd. |
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