CN203715023U - Dual-rolling-wheel device for elevator - Google Patents
Dual-rolling-wheel device for elevator Download PDFInfo
- Publication number
- CN203715023U CN203715023U CN201420052916.7U CN201420052916U CN203715023U CN 203715023 U CN203715023 U CN 203715023U CN 201420052916 U CN201420052916 U CN 201420052916U CN 203715023 U CN203715023 U CN 203715023U
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- China
- Prior art keywords
- roller
- eccentric shaft
- anticreep
- bearing plate
- elevator
- 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 - Lifetime
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 26
- 239000010959 steel Substances 0.000 claims abstract description 26
- 239000004677 Nylon Substances 0.000 claims abstract description 17
- 229920001778 nylon Polymers 0.000 claims abstract description 17
- 230000002265 prevention Effects 0.000 claims description 25
- 239000000945 filler Substances 0.000 claims description 6
- 238000000926 separation method Methods 0.000 abstract 10
- 238000005096 rolling process Methods 0.000 abstract 5
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 230000002349 favourable effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Rolling Contact Bearings (AREA)
Abstract
The utility model provides a technical scheme of a dual-rolling-wheel device for an elevator. The dual-rolling-wheel device for the elevator comprises a supporting plate; two ends of the supporting plate are provided with through holes; the two through holes are internally provided with an anti-separation rolling wheel assembly respectively; a through hole is formed in the middle position of the supporting plate and is internally provided with a cage channel steel assembly; each anti-separation rolling wheel assembly comprises an eccentric shaft, an anti-separation rolling wheel, an anti-separation cover and a bearing; one end, far away from the supporting plate, of each eccentric shaft is provided with the corresponding anti-separation cover; each anti-separation cover is fixedly connected with the corresponding eccentric shaft by virtue of a bolt; the edge of each anti-separation cover is provided with an anti-separation protuberance; the upper end of each anti-separation cover is provided with an oil filling hole; the cage channel steel assembly is formed by a cage channel steel, a connecting bolt, a nut, a long sleeve and a nylon sleeve; an interval with the length of X is formed between one end of the nylon sleeve and one end of the long sleeve. According to the scheme, both the anti-separation rolling wheel assemblies and the cage channel steel assembly can realize axial movement, the problem of processing error of a guide rail frame is solved, and damage to a bearing caused by the axial movement of the rolling wheel is avoided.
Description
Technical field
The utility model relates to a kind of construction machinery and equipment, relates in particular to two roller devices for a kind of elevator.
Background technology
Elevator is a kind of for vertically hanging loading material or personnel's common tool, comprise cage, guide rail bracket and two roller devices, described cage is fixed with two roller devices by cage channel-section steel, and the roller of this pair of roller devices moves on guide rail bracket, realizes vertically hanging carrying function.
Two roller devices that elevator is conventional at present comprise stay bearing plate, and the upper and lower two ends of this stay bearing plate are connected with roller assembly, and centre is connected with cage channel-section steel by tie bolt, on this tie bolt, is set with axle sleeve; Described roller assembly comprises eccentric shaft, bolt of rear end plate, bearing, end cap and roller, the fixing one end of described eccentric shaft and stay bearing plate has tapped bore, this eccentric shaft is fixedly connected with stay bearing plate by this tapped bore and bolt of rear end plate, on eccentric shaft, be also set with bearing, bearing outside is equipped with roller, on this roller, be provided with jump ring, bearing is close at described end cap two ends, and fixes by the jump ring on roller.The defect of the present two roller devices of elevator is, 1, because guide rail bracket exists error in welding process, the impact causing in order to overcome error, by the free-running fit between eccentric wheel and bearing, make the roller can end float misalignment 5mm, but this end float misalignment can cause bearing life to shorten, to such an extent as to whole pair of roller main shaft frequent breakage; 2,, because eccentric shaft is fixedly connected with stay bearing plate by bolt, cause whole roller assembly strength decreased; 3, because end cap is close to bearing, and fix by jump ring, fixing not firm, after bearing breaks down, roller easily comes off and hurts sb.'s feelings; 4, the roller assembly of existing apparatus cannot be dosed lubricating oil to bearing.
Summary of the invention
Technical problem to be solved in the utility model, be exactly for the existing deficiency of prior art, and a kind of two roller devices for elevator simple and reasonable, that jointly realize end float misalignment, bearing long service life by roller assembly and cage channel-section steel assembly are provided.
This programme is achieved by the following technical measures: two roller devices for the elevator of this programme, comprise stay bearing plate, the two ends of this stay bearing plate have through hole, in two through holes, be separately installed with anticreep roller assembly, the midway location of stay bearing plate is provided with a through hole, and cage channel-section steel assembly is installed in this through hole;
Described anticreep roller assembly comprises eccentric shaft, anticreep roller, cap fall prevention and bearing, on this eccentric shaft, be set with bearing, on bearing, be set with anticreep roller, between anticreep roller and eccentric shaft, be provided with seal ring, on the inside circumference face of this anticreep roller, be provided with two jump rings, bearing carries out axial location by the jump ring on anticreep roller; Described eccentric shaft is provided with cap fall prevention away from one end of stay bearing plate, and this cap fall prevention is fixedly connected with eccentric shaft by bolt, and the edge of cap fall prevention is provided with anticreep projection, and the upper end of this cap fall prevention has filler port;
Described cage channel-section steel assembly is made up of cage channel-section steel, tie bolt, nut, long cover and nylon jacket, described cage channel-section steel is fixedly connected with stay bearing plate by bolt, nut, on bolt between cage channel-section steel and stay bearing plate, be set with long cover, this length puts one end and is set with nylon jacket, and nylon jacket is provided with long cover one end the interval that length is X.The benefit that nylon jacket is set is, reduces the friction between long cover and stay bearing plate, and can realize the end float misalignment of cage assembly.
All can realize end float misalignment due to the anticreep roller assembly in this scheme and cage channel-section steel assembly, not only solve the problem of guide rail bracket Mismachining tolerance, and avoided the damage that only roller end float misalignment brings to bearing, extend the service life of bearing; And in this programme, on cap fall prevention, be provided with filler port, and can be lubricated bearing, more favourable to the service life of bearing; On this cap fall prevention, be provided with anticreep projection, even if the anticreep roller assembly of this programme has broken down, this anticreep roller also can not come off, and has avoided the anticreep roller phenomenon of hurting sb.'s feelings that comes off.
Two roller devices for the elevator of this programme, it further improves and is: the described eccentric shaft stepped shaft that is structure as a whole, one end of this eccentric shaft is fixed end, is provided with outside thread on fixed end, this fixed end is through the through hole on stay bearing plate, and fixes by nut; The other end of this eccentric shaft is screw thread nose end, and this screw thread nose end has the tapped bore being fixedly connected with cap fall prevention.The integrative-structure of eccentric shaft designs, and is conducive to increase the intensity of anticreep roller assembly, improves the service life of this programme.
Two roller devices for the elevator of this programme, it further improves and is: on the screw thread nose end outer face of described eccentric shaft, be provided with groove, in this groove, jump ring be installed.
Two roller devices for the elevator of this programme, it further improves and is: between described anticreep roller and anticreep projection, be spaced apart Y, 0≤Y≤5mm.Interval Y is arranged in above-mentioned scope, can realizes the end float misalignment of anticreep roller assembly, solve the problem of guide rail bracket Mismachining tolerance, and wear-out of a bearing problem.
Two roller devices for the elevator of this programme, it further improves and is: the interval X between described nylon jacket and long cover, 4≤X≤8mm.Interval X is arranged in above-mentioned scope, with above-mentioned interval Y, realizes the end float misalignment of anticreep roller assembly simultaneously, solve more accurately the problem of guide rail bracket Mismachining tolerance, and guide rail bracket Mismachining tolerance is to wear-out of a bearing problem.
Two roller devices for the elevator of this programme, it further improves and is: described interval X=6mm, interval Y=5mm.Above-mentioned interval numerical value can ensure that this device steadily moves on guide rail bracket, can well reduce again and cause the wearing and tearing to bearing because of guide rail bracket Mismachining tolerance.
The beneficial effect of this programme can be learnt according to the narration to such scheme, because the anticreep roller assembly in this scheme and cage channel-section steel assembly all can be realized end float misalignment, not only solve the problem of guide rail bracket Mismachining tolerance, and avoided the damage that only roller end float misalignment brings to bearing, extend the service life of bearing; And in this programme, on cap fall prevention, be provided with filler port, and can be lubricated bearing, more favourable to the service life of bearing; On this cap fall prevention, be provided with anticreep projection, even if the anticreep roller assembly of this programme has broken down, this anticreep roller also can not come off, and has avoided the anticreep roller phenomenon of hurting sb.'s feelings that comes off.As can be seen here, the utility model compared with prior art, has substantive distinguishing features and progress, and the beneficial effect of its enforcement is also apparent.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model detailed description of the invention;
Fig. 2 is the structural representation of eccentric shaft in Fig. 1.
In figure, 1-anticreep roller; 2-eccentric shaft; 21-fixed end; 22-screw thread nose end; 3-cap fall prevention; 31-anticreep projection; 4-stay bearing plate; 5-cage channel-section steel; The long cover of 6-; 7-nylon jacket.
Detailed description of the invention
For clearly demonstrating the technical characterstic of this programme, below by a detailed description of the invention, and in conjunction with its accompanying drawing, this programme is set forth.
Can find out by accompanying drawing, two roller devices for the elevator of this programme, comprise stay bearing plate 4, the two ends of this stay bearing plate 4 have through hole, in two through holes, be separately installed with anticreep roller assembly, the midway location of stay bearing plate is provided with a through hole, and cage channel-section steel assembly is installed in this through hole;
Described anticreep roller assembly comprises eccentric shaft 2, anticreep roller 1, cap fall prevention 3 and bearing, on this eccentric shaft, be set with bearing, on bearing, be set with anticreep roller, between anticreep roller and eccentric shaft, be provided with seal ring, on the inside circumference face of this anticreep roller, be provided with two jump rings, bearing carries out axial location by the jump ring on anticreep roller; Described eccentric shaft is provided with cap fall prevention away from one end of stay bearing plate, and this cap fall prevention is fixedly connected with eccentric shaft by bolt, and the edge of cap fall prevention is provided with anticreep projection 31, and the upper end of this cap fall prevention has filler port;
Described cage channel-section steel assembly is made up of cage channel-section steel 5, tie bolt, nut, long cover 6 and nylon jacket 7, described cage channel-section steel is fixedly connected with stay bearing plate by bolt, nut, on bolt between cage channel-section steel and stay bearing plate, be set with long cover, this length puts one end and is set with nylon jacket, and nylon jacket is provided with long cover one end the interval that length is X.The benefit that nylon jacket is set is, reduces the friction between long cover and stay bearing plate, and can realize the end float misalignment of cage assembly.
All can realize end float misalignment due to the anticreep roller assembly in this scheme and cage channel-section steel assembly, not only solve the problem of guide rail bracket Mismachining tolerance, and avoided the damage that only roller end float misalignment brings to bearing, extend the service life of bearing; And in this programme, on cap fall prevention, be provided with filler port, and can be lubricated bearing, more favourable to the service life of bearing; On this cap fall prevention, be provided with anticreep projection, even if the anticreep roller assembly of this programme has broken down, this anticreep roller also can not come off, and has avoided the anticreep roller phenomenon of hurting sb.'s feelings that comes off.
Two roller devices for the elevator of this programme, it further improves and is: described eccentric shaft 2 stepped shaft that is structure as a whole, and one end of this eccentric shaft is fixed end 21, is provided with outside thread on fixed end, this fixed end passes the through hole on stay bearing plate, and fixes by nut; The other end of this eccentric shaft is screw thread nose end 22, and this screw thread nose end has the tapped bore being fixedly connected with cap fall prevention.The integrative-structure of eccentric shaft designs, and is conducive to increase the intensity of anticreep roller assembly, improves the service life of this programme.
Two roller devices for the elevator of this programme, it further improves and is: on the screw thread nose end outer face of described eccentric shaft, be provided with groove, in this groove, jump ring be installed.
Two roller devices for the elevator of this programme, it further improves and is: between described anticreep roller and anticreep projection, be spaced apart Y, Y=5mm; Two roller devices for the elevator of this programme, it further improves and is: the interval X between described nylon jacket and long cover, X=6mm.
The utility model can pass through existing techniques in realizing without the technical characterictic of describing, and does not repeat them here.Certainly; above-mentioned explanation is not to restriction of the present utility model; the utility model is also not limited in above-mentioned giving an example, and variation, remodeling, interpolation or replacement that those skilled in the art make in essential scope of the present utility model, also should belong to protection domain of the present utility model.
Claims (6)
1. two roller devices for elevator, it is characterized in that: comprise stay bearing plate, the two ends of this stay bearing plate have through hole, in two through holes, be separately installed with anticreep roller assembly, the midway location of stay bearing plate is provided with a through hole, and cage channel-section steel assembly is installed in this through hole;
Described anticreep roller assembly comprises eccentric shaft, anticreep roller, cap fall prevention and bearing, on this eccentric shaft, be set with bearing, on bearing, be set with anticreep roller, between anticreep roller and eccentric shaft, be provided with seal ring, on the inside circumference face of this anticreep roller, be provided with two jump rings, bearing carries out axial location by the jump ring on anticreep roller; Described eccentric shaft is provided with cap fall prevention away from one end of stay bearing plate, and this cap fall prevention is fixedly connected with eccentric shaft by bolt, and the edge of cap fall prevention is provided with anticreep projection, and the upper end of this cap fall prevention has filler port;
Described cage channel-section steel assembly is made up of cage channel-section steel, tie bolt, nut, long cover and nylon jacket, described cage channel-section steel is fixedly connected with stay bearing plate by bolt, nut, on bolt between cage channel-section steel and stay bearing plate, be set with long cover, this length puts one end and is set with nylon jacket, and nylon jacket is provided with long cover one end the interval that length is X.
2. two roller devices for elevator according to claim 1, it is characterized in that: the described eccentric shaft stepped shaft that is structure as a whole, one end of this eccentric shaft is fixed end, is provided with outside thread on fixed end, this fixed end passes the through hole on stay bearing plate, and fixes by nut; The other end of this eccentric shaft is screw thread nose end, and this screw thread nose end has the tapped bore being fixedly connected with cap fall prevention.
3. according to two roller devices for claim elevator according to claim 2, it is characterized in that: on the screw thread nose end outer face of described eccentric shaft, be provided with groove, in this groove, jump ring be installed.
4. according to two roller devices for elevator described in claim 1 or 2 or 3, it is characterized in that: between described anticreep roller and anticreep projection, be spaced apart Y, 0≤Y≤5mm.
5. two roller devices for elevator according to claim 4, is characterized in that: the interval X between described nylon jacket and long cover, 4≤X≤8mm.
6. two roller devices for elevator according to claim 5, is characterized in that: described interval X=6mm, interval Y=5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420052916.7U CN203715023U (en) | 2014-01-27 | 2014-01-27 | Dual-rolling-wheel device for elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420052916.7U CN203715023U (en) | 2014-01-27 | 2014-01-27 | Dual-rolling-wheel device for elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203715023U true CN203715023U (en) | 2014-07-16 |
Family
ID=51154192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420052916.7U Expired - Lifetime CN203715023U (en) | 2014-01-27 | 2014-01-27 | Dual-rolling-wheel device for elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203715023U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10457523B2 (en) | 2016-04-15 | 2019-10-29 | Otis Elevator Company | Guide rail support configured to account for building settling |
-
2014
- 2014-01-27 CN CN201420052916.7U patent/CN203715023U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10457523B2 (en) | 2016-04-15 | 2019-10-29 | Otis Elevator Company | Guide rail support configured to account for building settling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 250200 Zhangqiu City East Industrial Park, Ji'nan, Shandong Patentee after: Shandong star Intelligent Equipment Co.,Ltd. Address before: 250299 Dongchang Avenue, Chengdong Industrial Park, Zhangqiu City, Ji'nan, Shandong 717 Patentee before: JINAN BEIDOU CONSTRUCTION MACHINERY CO.,LTD. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140716 |