CN220906900U - Axle dismounting structure for steel belt traction elevator - Google Patents
Axle dismounting structure for steel belt traction elevator Download PDFInfo
- Publication number
- CN220906900U CN220906900U CN202322695293.7U CN202322695293U CN220906900U CN 220906900 U CN220906900 U CN 220906900U CN 202322695293 U CN202322695293 U CN 202322695293U CN 220906900 U CN220906900 U CN 220906900U
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- wheel
- steel belt
- shaft
- wheel shaft
- axle
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 74
- 239000010959 steel Substances 0.000 title claims abstract description 74
- 239000004677 Nylon Substances 0.000 claims description 22
- 229920001778 nylon Polymers 0.000 claims description 22
- 230000002159 abnormal effect Effects 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 5
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000006223 plastic coating Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a wheel shaft dismounting structure for a steel belt traction elevator, which comprises a wheel shaft connected on a wheel shaft support in series and a plurality of steel belt pulleys sleeved on the wheel shaft, wherein a slot is formed in the wheel shaft, a movable joint bolt is inserted in the slot, a bolt component is fixed in a threaded structure screwed in the movable joint bolt and the wheel shaft support, and a shaft end threaded hole is formed in the end part of the wheel shaft. According to the utility model, the movable joint bolt penetrates through the jack of the wheel shaft, and the bolt component is used for fixing the movable joint bolt and the wheel shaft bracket, so that the wheel shaft is prevented from rotating along with the steel belt wheel, and abnormal sound abrasion is avoided. When the axle needs to be replaced, only the bolt component is required to be unscrewed, the movable joint bolt is taken out, the bolt component is screwed into the position of the threaded hole of the axle end, and the tool is used for drawing out, so that the operation is convenient and quick. The structure makes the beam body height of the whole wheel axle support smaller, and when the wheel axle is placed on the top of the car, the requirement on the top layer height is correspondingly reduced.
Description
Technical Field
The utility model relates to the technical field of elevator steel belt wheel axle assembly, in particular to a wheel axle dismounting structure for a steel belt traction elevator.
Background
Most home elevators in the market are wire rope traction, but the market demand for home steel belt traction is becoming more and more widespread due to safety, comfort, and maintenance considerations for home elevators. The steel belt is of a flat structure, the contact surface between the steel belt and the steel belt wheel is increased, the stress is more uniform, and the steel wire rope is less prone to shrinkage, so that the trouble of wire breakage and wire rope replacement due to strand breakage is reduced. In addition, the steel belt plastic coating can reduce noise, increase friction force and effectively avoid sliding. The speed requirement of the home elevator is not high, and the defect that the speed is not too high due to steel belt transmission is avoided better.
With the wide use of the steel belt ladder in the market, new requirements are also provided for daily maintenance of the steel belt ladder. At present, the assembly design of the steel belt wheel axle commonly used makes the installation, the disassembly and the replacement of the wheel axle difficult to maintain, and the fixed structure size of the wheel axle and the wheel axle bracket is larger, so that when the wheel axle is placed on the top of a car, the requirement on the top layer height is higher.
Disclosure of utility model
The utility model aims at: in order to solve the assembly design of the commonly used steel belt wheel axle, the installation, the disassembly and the replacement of the wheel axle are difficult to maintain, and the fixed structure size of the wheel axle and the wheel axle bracket is larger, so that when the wheel axle is placed on the top of a car, the problem of higher requirement on the top layer height is caused, and the wheel axle disassembly structure for the steel belt traction elevator is provided.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a steel band tows shaft dismantlement structure for elevator, includes that the shaft of cluster on the axle support and cover establish a plurality of steel pulleys on the axle, and the steel band cover is established on the steel band wheel, and the side of axle at axle support sleeve joint structure is provided with the slot, and the slot interpolation is equipped with the movable joint bolt, and the side of axle support is hugged closely at movable joint bolt's top, and the bolt assembly is fixed both through screwing in the screw structure on movable joint bolt and the axle support.
As a further description of the above technical solution:
A first nylon sleeve is arranged between the adjacent steel belt wheels, a second nylon sleeve is arranged between the steel belt wheels and the wheel shaft support, and the first nylon sleeve and the second nylon sleeve are tightly sleeved on the wheel shaft.
As a further description of the above technical solution:
The steel belt wheel is internally provided with a stepped inner cavity, and a plurality of bearings are arranged in the stepped inner cavity.
As a further description of the above technical solution:
the circumference of steel band pulley is provided with the concave structure, and the degree of depth of concave structure is not less than the biggest thickness of steel band.
As a further description of the above technical solution:
The horizontal projection of the axle support to the sleeve joint structure of the axle is connected with the horizontal projection of the slot but does not overlap.
As a further description of the above technical solution:
The end part of the wheel axle is also provided with an axle end threaded hole, and the internal thread of the axle end threaded hole is matched with the external thread of the bolt component.
In summary, due to the adoption of the technical scheme, compared with the prior art, the utility model has the following beneficial effects:
1. In the wheel shaft dismounting structure, the first nylon sleeve and the second nylon sleeve play a role in limiting the axial directions of the steel belt wheel and the wheel shaft bracket, and prevent the steel belt wheel from sliding axially. The movable joint bolts penetrate through the insertion holes of the wheel shafts, and the movable joint bolts are fixed with the wheel shaft support through the bolt assemblies, so that the wheel shafts are prevented from rotating along with the steel belt wheels, and abnormal sound abrasion is avoided. When the axle needs to be replaced, only the bolt component is required to be unscrewed, the movable joint bolt is taken out, the bolt component is screwed into the position of the threaded hole of the axle end, and the tool is used for drawing out, so that the operation is convenient and quick.
2. Because the change of dismantlement mode, so the shaft subassembly can be hidden in the structure of shaft support, and the beam body that whole shaft support was located is smaller in the direction of height size, therefore when the shaft was placed at the sedan-chair top, the equal altitude car, also correspondingly reduced to the requirement of top layer height.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a front sectional view of a disassembly structure of an axle for a steel belt traction elevator.
Fig. 2 is a front partial sectional view of an axle in an axle detaching structure for a steel belt traction elevator.
Fig. 3 is a front sectional view of a steel belt wheel in a disassembly structure of a wheel shaft for a steel belt traction elevator.
Fig. 4 is a front view of a first nylon sleeve in a disassembly structure of an axle for a steel belt traction elevator.
Fig. 5 is a front view of a second nylon sleeve in a disassembled structure of an axle for a steel belt traction elevator.
Legend description:
1. A wheel axle; 11. a slot; 12. a shaft end threaded hole; 2. a steel belt wheel; 21. a stepped inner cavity; 22. a recessed structure; 3. a first nylon sleeve; 4. a second nylon sleeve; 5. a bearing; 6. a wheel axle bracket; 7. a swing bolt; 8. and a bolt assembly.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a steel band tows shaft dismantlement structure for elevator, including the shaft 1 of cluster on shaft support 6 and cover establish a plurality of steel pulleys 2 on shaft 1, the steel band cover is established on steel band wheel 2, shaft 1 is provided with slot 11 in the side of shaft support 6 cup joint structure, slot 11 interpolation is equipped with movable joint bolt 7, the side of shaft support 6 is hugged closely at movable joint bolt 7's top, bolt assembly 8 is fixed to both through screw in movable joint bolt 7 and in the helicitic texture on the shaft support 6, during the installation, movable joint bolt passes the jack of shaft, and it is fixed with movable joint bolt and shaft support with bolt assembly, avoid the shaft to follow steel pulleys and rotate, produce abnormal sound wearing and tearing, installation convenient operation is swift, the shaft is fixed stably.
A first nylon sleeve 3 is arranged between the adjacent steel belt wheels 2, a second nylon sleeve 4 is arranged between the steel belt wheels 2 and the wheel shaft support 6, the first nylon sleeve 3 and the second nylon sleeve 4 are tightly sleeved on the wheel shaft 1, the effect of limiting the axial directions of the steel belt wheels and the wheel shaft support is achieved, and the axial sliding of the steel belt wheels is prevented.
The steel belt wheel 2 is internally provided with a stepped inner cavity 21, and a plurality of bearings 5 are arranged in the stepped inner cavity 21, so that the steel belt wheel can stably rotate around a wheel shaft along with the movement of the steel belt.
The steel belt wheel 2 is circumferentially provided with a concave structure 22, and the depth of the concave structure 22 is not less than the maximum thickness of the steel belt.
The horizontal projection of the axle bracket 6 on the sleeve joint structure of the axle 1 is connected with the horizontal projection of the slot 11 but is not overlapped, so that the axle bracket is close to the movable joint bolt, and the circumferential positioning stability of the axle is improved.
The end of the wheel axle 1 is also provided with an axle end threaded hole 12, the internal thread of the axle end threaded hole 12 is matched with the external thread of the bolt component 8, when the wheel axle needs to be replaced, the bolt component is only required to be unscrewed, the movable joint bolt is taken out, the bolt component is screwed into the position of the axle end threaded hole, and the tool is used for extraction, so that the operation is convenient and quick.
The manufacturing process of the wheel shaft dismounting structure for the steel belt traction elevator of the embodiment comprises the following steps: when the wheel axle is installed, firstly, the steel belt wheel 2 is placed between clamping structures of the wheel axle bracket 6, the second nylon sleeve 4 is placed between the steel belt wheel 2 and the clamping structures, the first nylon sleeve 3 is placed between the steel belt wheel 2, the inner wall of the structure is aligned with the axle hole of the clamping structures, the wheel axle 1 is pushed in by the axle hole of the clamping structures, the inner side of the slot 11 is aligned with the outer side of the clamping structures, the movable joint bolt 7 is inserted into the slot 11, the top of the movable joint bolt 7 is tightly bonded with the clamping structures, and the movable joint bolt is screwed and fixed through the bolt component 8, so that the installation is completed; when the wheel axle is disassembled, the bolt assembly 8 is unscrewed, the movable joint bolt 7 is taken out, the bolt assembly 8 is screwed into the shaft end threaded hole 12, the bolt assembly 8 is pulled outwards, and the wheel axle 1 can be pulled out together for replacement.
In summary, due to the adoption of the technical scheme, the wheel shaft dismounting structure for the steel belt traction elevator has the following beneficial effects compared with the prior art:
1. In the wheel shaft dismounting structure, the first nylon sleeve and the second nylon sleeve play a role in limiting the axial directions of the steel belt wheel and the wheel shaft bracket, and prevent the steel belt wheel from sliding axially. The movable joint bolts penetrate through the insertion holes of the wheel shafts, and the movable joint bolts are fixed with the wheel shaft support through the bolt assemblies, so that the wheel shafts are prevented from rotating along with the steel belt wheels, and abnormal sound abrasion is avoided. When the axle needs to be replaced, only the bolt component is required to be unscrewed, the movable joint bolt is taken out, the bolt component is screwed into the position of the threaded hole of the axle end, and the tool is used for drawing out, so that the operation is convenient and quick.
2. Because the change of dismantlement mode, so the shaft subassembly can be hidden in the structure of shaft support, and the beam body that whole shaft support was located is smaller in the direction of height size, therefore when the shaft was placed at the sedan-chair top, the equal altitude car, also correspondingly reduced to the requirement of top layer height.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a steel band tows shaft dismantlement structure for elevator, its characterized in that, is in including cluster shaft (1) on shaft support (6) and cover establish a plurality of steel pulleys (2) on shaft (1), the steel band cover is established on steel band wheel (2), shaft (1) are in shaft support (6) cup joint structure's side is provided with slot (11), slot (11) interpolation is equipped with movable joint bolt (7), the top of movable joint bolt (7) is hugged closely shaft support (6) side, bolt assembly (8) are fixed to both in the helicitic texture on movable joint bolt (7) and the shaft support (6).
2. The wheel shaft dismounting structure for the steel belt traction elevator according to claim 1, wherein a first nylon sleeve (3) is arranged between adjacent steel belt wheels (2), a second nylon sleeve (4) is arranged between each steel belt wheel (2) and a wheel shaft bracket (6), and the first nylon sleeve (3) and the second nylon sleeve (4) are tightly sleeved on the wheel shaft (1).
3. The wheel shaft dismounting structure for the steel belt traction elevator according to claim 2, wherein a stepped inner cavity (21) is formed in the steel belt wheel (2), and a plurality of bearings (5) are arranged in the stepped inner cavity (21).
4. A steel belt traction elevator wheel shaft dismounting structure as claimed in claim 3, characterized in that the steel belt wheel (2) is circumferentially provided with a recess structure (22), the depth of the recess structure (22) being not less than the maximum thickness of the steel belt.
5. The wheel axle dismounting structure for the steel belt traction elevator according to claim 1, wherein the horizontal projection of the wheel axle bracket (6) to the sleeve structure of the wheel axle (1) is connected with the horizontal projection of the slot (11) but does not overlap.
6. The wheel shaft dismounting structure for the steel belt traction elevator according to claim 1, wherein the end part of the wheel shaft (1) is further provided with a shaft end threaded hole (12), and the internal thread of the shaft end threaded hole (12) is matched with the external thread of the bolt assembly (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322695293.7U CN220906900U (en) | 2023-10-09 | 2023-10-09 | Axle dismounting structure for steel belt traction elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322695293.7U CN220906900U (en) | 2023-10-09 | 2023-10-09 | Axle dismounting structure for steel belt traction elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220906900U true CN220906900U (en) | 2024-05-07 |
Family
ID=90916532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322695293.7U Active CN220906900U (en) | 2023-10-09 | 2023-10-09 | Axle dismounting structure for steel belt traction elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220906900U (en) |
-
2023
- 2023-10-09 CN CN202322695293.7U patent/CN220906900U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant |