CN214569925U - Double-pivot stabilizing structure for roller of elevator - Google Patents
Double-pivot stabilizing structure for roller of elevator Download PDFInfo
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- CN214569925U CN214569925U CN202120405521.0U CN202120405521U CN214569925U CN 214569925 U CN214569925 U CN 214569925U CN 202120405521 U CN202120405521 U CN 202120405521U CN 214569925 U CN214569925 U CN 214569925U
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Abstract
The utility model discloses a two fulcrums of lift gyro wheel stable structure, including screw, bearing assembly, fixed subassembly, spacing subassembly, the screw is the horizontal hexagon socket head cap screw form of placing of level, and the middle part cover of screw has coaxial coupling's eccentric shaft section of thick bamboo, and the middle part cover of eccentric shaft section of thick bamboo is equipped with the gyro wheel, and the gyro wheel passes through bearing assembly and is connected with eccentric shaft section of thick bamboo is concentric, is located one side of eccentric shaft section of thick bamboo and is equipped with fixed subassembly on the screw, and the opposite side that is located eccentric shaft section of thick bamboo is equipped with spacing subassembly on the screw. The utility model discloses a cooperation of each subassembly is used, has solved the gyro wheel and has easily fallen the poor stability problem, and overall design is compact, through the centre gripping fastening effect of two fulcrums, has increased the stability of gyro wheel, has avoided the gyro wheel to drop from the high altitude and has produced the potential safety hazard.
Description
Technical Field
The utility model relates to a lift gyro wheel technical field especially relates to a two fulcrum stable structure of lift gyro wheel.
Background
A construction elevator is a manned cargo-carrying construction machine frequently used in construction sites, and mainly plays a role in conveying construction materials to high altitude. The construction elevator mainly comprises a guide rail frame, a driving frame and a lifting chamber, wherein the driving frame is lifted along the guide rail frame, the lifting chamber is connected onto the driving frame, rollers are mounted on the driving frame, and the rollers roll along a main chord on the guide rail frame to drive the lifting chamber to move up and down.
The gyro wheel is the important part of construction elevator, and the phenomenon that the gyro wheel of current construction elevator often appears droing, and traditional single pivot gyro wheel is at the in-process of in-service use, and easy atress leads to the eccentric shaft to be buckled, causes the gyro wheel to break away from the high altitude and produce the potential safety hazard.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a double-pivot stable structure of an elevator roller.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a two fulcrums of lift gyro wheel stable structure, includes screw, bearing assembly, fixed subassembly, spacing subassembly, the screw is the horizontal hexagon socket head cap screw form of placing of level, the middle part cover of screw has coaxial coupling's eccentric shaft section of thick bamboo, the middle part cover of eccentric shaft section of thick bamboo is equipped with the gyro wheel, the gyro wheel passes through bearing assembly and is connected with eccentric shaft section of thick bamboo is concentric, is located one side of eccentric shaft section of thick bamboo and is equipped with fixed subassembly on the screw, and the opposite side that is located eccentric shaft section of thick bamboo is equipped with spacing subassembly on the screw.
Preferably, the bearing assembly comprises a bearing, a sealing ring, an elastic retainer ring for a shaft and an elastic retainer ring for a hole, the bearing which is concentrically and fixedly connected is sleeved in the middle of the eccentric shaft cylinder, the outer side surface of the bearing is concentrically and fixedly connected with the inner wall of the roller, the sealing ring is arranged between the roller and the eccentric shaft cylinder and positioned on one side of the bearing, and the inner wall of the sealing ring is concentrically and fixedly connected with the eccentric shaft cylinder; the eccentric shaft barrel is sleeved with a concentric shaft elastic check ring at the other side of the bearing, and the inner wall of the roller at the other side of the bearing is provided with a concentric hole elastic check ring.
Preferably, a concentrically connected check ring is sleeved on the eccentric shaft cylinder between the shaft elastic check ring and the hole elastic check ring, the outer side surface of the check ring is in abutting connection with the inner wall of the roller, and a straight-through type pressure injection oil cup fixedly connected in a penetrating manner is arranged on the outer side surface of the check ring.
Preferably, the fixing assembly comprises a fixing shaft sleeve and a fixing outer ring, the front end part of the screw is sleeved with the fixing shaft sleeve which is coaxially connected, the middle part of the fixing shaft sleeve is sleeved with the fixing outer ring which is concentrically and fixedly connected, the front end part of the fixing shaft sleeve is abutted against and contacted with the front end part of the screw, and the rear end part of the fixing shaft sleeve is abutted against and clamped with the front end part of the eccentric shaft cylinder.
Preferably, the limiting assembly comprises a limiting shaft sleeve and a limiting outer ring, the rear end portion of the screw is sleeved with the limiting shaft sleeve which is coaxially connected, the front end portion of the limiting shaft sleeve is abutted and clamped with the rear end portion of the eccentric shaft cylinder, and the middle portion of the limiting shaft sleeve is sleeved with the limiting outer ring which is concentrically and fixedly connected.
Preferably, the rear end part of the screw, which is positioned at the rear side of the limiting shaft sleeve, is sequentially sleeved with an elastic pad, a flat pad and a hexagon nut, and the hexagon nut is in threaded connection with the rear end part of the screw.
Compared with the prior art, the beneficial effects of the utility model are that:
1. in the utility model, a sealing ring is arranged between the roller and the eccentric shaft cylinder at one side of the bearing, thereby increasing the sealing performance at one side of the roller and the eccentric shaft cylinder; check rings are arranged between the elastic check ring for the shaft and the elastic check ring for the hole, so that the sealing performance of the other sides of the roller and the eccentric shaft cylinder is improved;
2. in the utility model, the rear end part of the fixed shaft sleeve is connected with the front end part of the eccentric shaft sleeve in a butting and clamping way, the front end part of the limit shaft sleeve is connected with the rear end part of the eccentric shaft sleeve in a butting and clamping way, the hexagon nut is in threaded connection with the rear end part of the screw, and the stability of the eccentric shaft sleeve and the roller is increased through the matching of the fixed shaft sleeve and the clamping action of the limit shaft sleeve;
to sum up, the utility model discloses a cooperation of each subassembly is used, has solved the gyro wheel and has easily fallen the poor stability's problem, and overall design is compact, through the centre gripping fastening effect of two fulcrums, has increased the stability of gyro wheel, has avoided the gyro wheel to drop from the high altitude and produce the potential safety hazard.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limitation. In the drawings:
fig. 1 is a front view of the present invention;
FIG. 2 is a front sectional view of the present invention;
fig. 3 is a left side view of the present invention;
fig. 4 is an enlarged view of a point a in fig. 2 according to the present invention;
number in the figure: the device comprises a screw 1, a fixed shaft sleeve 2, an eccentric shaft cylinder 3, a sealing ring 4, a roller 5, a bearing 6, a shaft elastic retainer ring 7, a retainer ring 8, a straight-through type pressure filling oil cup 9, a hole elastic retainer ring 10, a limiting shaft sleeve 11, an elastic pad 12, a flat pad 13, a hexagon nut 14, a fixed outer ring 15 and a limiting outer ring 16.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example 1: referring to fig. 1-4, a double-pivot stabilizing structure for an elevator roller comprises a screw 1, a bearing assembly, a fixing assembly and a limiting assembly, wherein the screw 1 is in a shape of a horizontally and transversely-placed hexagon socket head cap screw, an eccentric shaft cylinder 3 coaxially connected with the screw 1 is sleeved in the middle of the screw 1, a roller 5 is sleeved in the middle of the eccentric shaft cylinder 3, the roller 5 is concentrically connected with the eccentric shaft cylinder 3 through the bearing assembly, the fixing assembly is arranged on the screw 1 on one side of the eccentric shaft cylinder 3, and the limiting assembly is arranged on the screw 1 on the other side of the eccentric shaft cylinder 3.
In the utility model, the bearing assembly comprises a bearing 6, a sealing ring 4, a shaft elastic retainer ring 7 and a hole elastic retainer ring 10, the middle part of the eccentric shaft cylinder 3 is sleeved with the bearing 6 which is concentrically and fixedly connected, the outer side surface of the bearing 6 is concentrically and fixedly connected with the inner wall of the roller 5, the sealing ring 4 is arranged between the roller 5 and the eccentric shaft cylinder 3 at one side of the bearing 6, the inner wall of the sealing ring 4 is concentrically and fixedly connected with the eccentric shaft cylinder 3, the sealing ring 4 is arranged between the roller 5 and the eccentric shaft cylinder 3 at one side of the bearing 6, and the sealing performance at one side of the roller 5 and one side of the eccentric shaft cylinder 3 is increased; a concentrically connected elastic collar 7 for a shaft is sleeved on the eccentric shaft barrel 3 on the other side of the bearing 6, and a concentrically connected elastic collar 10 for a hole is arranged on the inner wall of the roller 5 on the other side of the bearing 6; the eccentric shaft cylinder 3 is sleeved with a retainer ring 8 which is concentrically connected between the shaft elastic retainer ring 7 and the hole elastic retainer ring 10, the outer side face of the retainer ring 8 is tightly connected with the inner wall of the roller 5 in a supporting manner, a straight-through type pressure filling oil cup 9 fixedly connected in a penetrating manner is arranged on the outer side face of the retainer ring 8, the retainer ring 8 is arranged between the shaft elastic retainer ring 7 and the hole elastic retainer ring 10, and the sealing performance of the other side of the roller 5 and the eccentric shaft cylinder 3 is improved.
The utility model discloses in, fixed subassembly includes fixed axle sleeve 2, fixed outer loop 15, the preceding tip cover of screw 1 is equipped with coaxial connection's fixed axle sleeve 2, the middle part cover of fixed axle sleeve 2 is equipped with the fixed outer loop 15 of concentric rigid coupling, the preceding tip of fixed axle sleeve 2 supports tight contact with the preceding tip of screw 1, the back tip of fixed axle sleeve 2 supports tight block with the preceding tip of eccentric shaft section of thick bamboo 3 and is connected to fixed axle sleeve 2 and fixed outer loop 15's stability has been increased.
In the utility model, the limiting component comprises a limiting shaft sleeve 11 and a limiting outer ring 16, the rear end part of the screw 1 is sleeved with the coaxially connected limiting shaft sleeve 11, the front end part of the limiting shaft sleeve 11 is abutted and clamped with the rear end part of the eccentric shaft cylinder 3, and the middle part of the limiting shaft sleeve 11 is sleeved with the concentrically fixedly connected limiting outer ring 16; the rear end part of the screw 1 at the rear side of the limiting shaft sleeve 11 is sequentially sleeved with an elastic pad 12, a flat pad 13 and a hexagon nut 14, and the hexagon nut 14 is in threaded connection with the rear end part of the screw 1, so that the stability of the limiting shaft sleeve 11 and the stability of the limiting outer ring 16 are improved.
Example 2: the utility model discloses when specifically using, its operating procedure is as follows:
firstly, an eccentric shaft cylinder 3 is sleeved in the middle of a screw 1, the inner wall of a bearing 6 is concentrically and fixedly connected to the eccentric shaft cylinder 3, the outer side surface of the bearing 6 is concentrically and fixedly connected with the inner wall of a roller 5, a sealing ring 4 is arranged between the roller 5 and the eccentric shaft cylinder 3 on one side of the bearing 6, and the sealing performance of the roller 5 and one side of the eccentric shaft cylinder 3 is improved;
step two, a circlip 7 for a shaft is sleeved on the eccentric shaft cylinder 3 at the other side of the bearing 6, a circlip 10 for a hole is arranged on the inner wall of the roller 5 at the other side of the bearing 6, and a check ring 8 is arranged between the circlip 7 for the shaft and the circlip 10 for the hole, so that the sealing performance of the roller 5 and the other side of the eccentric shaft cylinder 3 is improved;
thirdly, the fixed shaft sleeve 2 is sleeved at the front end part of the screw 1, the front end part of the fixed shaft sleeve 2 is in abutting contact with the front end part of the screw 1, and the rear end part of the fixed shaft sleeve 2 is in abutting clamping connection with the front end part of the eccentric shaft cylinder 3, so that the stability of the fixed shaft sleeve 2 and the fixed outer ring 15 is improved;
step four, the limiting shaft sleeve 11 is sleeved at the rear end of the screw 1, the front end of the limiting shaft sleeve 11 is in abutting and clamping connection with the rear end of the eccentric shaft cylinder 3, the elastic pad 12, the flat pad 13 and the hexagon nut 14 are sequentially sleeved at the rear end of the screw 1 on the rear side of the limiting shaft sleeve 11, and the hexagon nut 14 is in threaded connection with the rear end of the screw 1, so that the stability of the limiting shaft sleeve 11 and the stability of the limiting outer ring 16 are improved.
The utility model discloses a cooperation of each subassembly is used, has solved the gyro wheel and has easily fallen the poor stability problem, and overall design is compact, through the centre gripping fastening effect of two fulcrums, has increased the stability of gyro wheel, has avoided the gyro wheel to drop from the high altitude and has produced the potential safety hazard.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a two fulcrum stable structure of lift gyro wheel, includes screw (1), bearing assembly, fixed subassembly, spacing subassembly, its characterized in that: screw (1) is the horizontal hexagon socket head cap screw form of placing of level, the middle part cover of screw (1) has coaxial coupling's eccentric axle section of thick bamboo (3), the middle part cover of eccentric axle section of thick bamboo (3) is equipped with gyro wheel (5), gyro wheel (5) are connected with eccentric axle section of thick bamboo (3) with one heart through bearing assembly, and the one side that is located eccentric axle section of thick bamboo (3) is equipped with fixed subassembly on screw (1), and the opposite side that is located eccentric axle section of thick bamboo (3) is equipped with spacing subassembly on screw (1).
2. The elevator roller dual-pivot stabilization structure of claim 1, wherein: the bearing assembly comprises a bearing (6), a sealing ring (4), an elastic retainer ring (7) for a shaft and an elastic retainer ring (10) for a hole, the bearing (6) which is concentrically and fixedly connected is sleeved in the middle of the eccentric shaft cylinder (3), the outer side face of the bearing (6) is concentrically and fixedly connected with the inner wall of the roller (5), the sealing ring (4) is arranged between the roller (5) and the eccentric shaft cylinder (3) and is positioned on one side of the bearing (6), and the inner wall of the sealing ring (4) is concentrically and fixedly connected with the eccentric shaft cylinder (3); a concentric shaft elastic check ring (7) is sleeved on the eccentric shaft cylinder (3) on the other side of the bearing (6), and a concentric hole elastic check ring (10) is arranged on the inner wall of the roller (5) on the other side of the bearing (6).
3. The elevator roller dual-pivot stabilization structure of claim 2, wherein: a retainer ring (8) which is concentrically connected is sleeved on the eccentric shaft barrel (3) between the shaft retainer ring (7) and the hole retainer ring (10), the outer side surface of the retainer ring (8) is tightly connected with the inner wall of the roller (5), and a straight-through type pressure injection oil cup (9) which is fixedly connected in a penetrating manner is arranged on the outer side surface of the retainer ring (8).
4. The elevator roller dual-pivot stabilization structure of claim 1, wherein: the fixing assembly comprises a fixing shaft sleeve (2) and a fixing outer ring (15), the front end part of the screw (1) is sleeved with the fixing shaft sleeve (2) which is coaxially connected, the middle part of the fixing shaft sleeve (2) is sleeved with the fixing outer ring (15) which is concentrically fixedly connected, the front end part of the fixing shaft sleeve (2) is abutted to the front end part of the screw (1) to be tightly contacted, and the rear end part of the fixing shaft sleeve (2) is abutted to the front end part of the eccentric shaft cylinder (3) to be tightly clamped and connected.
5. The elevator roller dual-pivot stabilization structure of claim 1, wherein: the limiting assembly comprises a limiting shaft sleeve (11) and a limiting outer ring (16), the rear end portion of the screw (1) is sleeved with the limiting shaft sleeve (11) which is coaxially connected, the front end portion of the limiting shaft sleeve (11) is connected with the rear end portion of the eccentric shaft barrel (3) in a supporting and clamping mode, and the middle portion of the limiting shaft sleeve (11) is sleeved with the limiting outer ring (16) which is concentrically fixedly connected.
6. The elevator roller dual-pivot stabilization structure of claim 5, wherein: the rear end part of the screw (1) at the rear side of the limiting shaft sleeve (11) is sequentially sleeved with an elastic pad (12), a flat pad (13) and a hexagon nut (14), and the hexagon nut (14) is in threaded connection with the rear end part of the screw (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120405521.0U CN214569925U (en) | 2021-02-24 | 2021-02-24 | Double-pivot stabilizing structure for roller of elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120405521.0U CN214569925U (en) | 2021-02-24 | 2021-02-24 | Double-pivot stabilizing structure for roller of elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214569925U true CN214569925U (en) | 2021-11-02 |
Family
ID=78317056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120405521.0U Active CN214569925U (en) | 2021-02-24 | 2021-02-24 | Double-pivot stabilizing structure for roller of elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214569925U (en) |
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2021
- 2021-02-24 CN CN202120405521.0U patent/CN214569925U/en active Active
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