CN218152235U - Chain wheel for lifting equipment - Google Patents
Chain wheel for lifting equipment Download PDFInfo
- Publication number
- CN218152235U CN218152235U CN202222637858.1U CN202222637858U CN218152235U CN 218152235 U CN218152235 U CN 218152235U CN 202222637858 U CN202222637858 U CN 202222637858U CN 218152235 U CN218152235 U CN 218152235U
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- Prior art keywords
- sleeve
- bevel gear
- sprocket
- chain wheel
- gear
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Abstract
The utility model is suitable for a sprocket field provides a sprocket for among lifting means, include: the inner ring sleeve is fixedly connected with two rotating seats, each rotating seat is connected with a chain wheel mechanism, the two chain wheel mechanisms are mutually vertical, and the chain wheel mechanisms can perform telescopic motion; the linkage assembly is arranged between the two chain wheel mechanisms and comprises a bevel gear and a bevel gear sleeve, the bevel gear is fixedly connected with one chain wheel mechanism, the bevel gear sleeve can slide relative to the other chain wheel mechanism, and the bevel gear sleeve can be in meshing transmission. This sprocket for among lifting means, with the chain cover transmit in the sprocket mechanism outside, drive two sprocket mechanisms through the meshing of bevel gear and bevel gear external member and stretch out and draw back simultaneously to change sprocket mechanism's external diameter, thereby change the transmission rate of chain.
Description
Technical Field
The utility model belongs to the sprocket field especially relates to a sprocket for among lifting means.
Background
The sprocket is a wheel with cogged sprocket teeth for meshing with precisely pitched blocks on a chain link or cable. The chain wheel is widely applied to mechanical transmission and the like in the industries of chemical engineering, textile machinery, escalators, wood processing, three-dimensional parking garages, agricultural machinery, food processing, instruments, petroleum and the like.
The sprocket among the existing lifting means shape size is fixed when using, can't adjust the transmission rate. To avoid the above technical problems, it is necessary to provide a sprocket for a lifting device to overcome the above-mentioned drawbacks of the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the utility model is to provide a sprocket for among lifting means, it is fixed to aim at solving the sprocket shape and size when using among the current lifting means, can't adjust transmission rate.
The embodiment of the utility model provides a realize like this, a sprocket for among lifting means, include:
the inner ring sleeve is fixedly connected with two rotating seats, each rotating seat is connected with a chain wheel mechanism, the two chain wheel mechanisms are mutually vertical, and the chain wheel mechanisms can perform telescopic motion;
a linkage assembly is arranged between the two chain wheel mechanisms and comprises a bevel gear and a bevel gear suite, the bevel gear is fixedly connected with one chain wheel mechanism, the bevel gear suite can slide relative to the other chain wheel mechanism, and the bevel gear suite can be in meshing transmission.
Further technical scheme, sprocket mechanism includes sleeve, dead lever and arc rack plate, the sleeve rotates with the rotation seat to be connected, telescopic both ends equal threaded connection has the dead lever, and the screw thread opposite direction on two dead levers, dead lever and interior snare sliding connection, the one end of dead lever all is connected with arc rack plate, be provided with elastic component between dead lever and the arc rack plate, bevel gear and bevel gear external member respectively with two muffjoint.
Further technical scheme, elastic component includes sleeve and spring, sleeve and arc rack plate fixed connection, the one end of dead lever and telescopic inner wall sliding connection, the spring sets up between the sleeve.
Further technical scheme, the bevel gear external member includes gear portion and rotation portion, rotation portion and gear portion rotate to be connected, gear portion can mesh with bevel gear, just gear portion and sleeve sliding connection, rotation portion and sleeve threaded connection.
In a further technical scheme, the inner ring sleeve is annular.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the embodiment of the utility model provides a sprocket for lifting means, the chain is sleeved outside the arc rack plate for transmission, and two sprocket mechanisms are driven to simultaneously extend and retract through the meshing of the gear part and the bevel gear; in addition, the rotating part is rotated to drive the gear part to slide along the surface of the sleeve, so that the gear part is separated from the bevel gear, and the two chain wheel mechanisms are independently adjusted; the adjustment changes the outside diameter of the sprocket mechanism, thereby changing the drive rate of the chain.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of the structure of the sprocket mechanism
FIG. 3 is an enlarged schematic view of the area A in FIG. 2;
fig. 4 is a schematic connection diagram of the inner ring sleeve and the sleeve.
In the drawings: the gear transmission mechanism comprises an inner ring sleeve 1, a rotating seat 2, a sprocket mechanism 3, a sleeve 31, a fixed rod 32, an arc-shaped rack plate 33, an elastic component 34, a sleeve 341, a spring 342, a linkage component 4, a bevel gear 41, a bevel gear kit 42, a gear part 421 and a rotating part 422.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The following detailed description is provided for the specific embodiments of the present invention.
As shown in fig. 1-4, for the utility model provides a sprocket for among lifting means, include:
the chain wheel mechanism comprises an inner ring sleeve 1, wherein the inner ring sleeve 1 is fixedly connected with two rotating seats 2, each rotating seat 2 is connected with a chain wheel mechanism 3, the two chain wheel mechanisms 3 are perpendicular to each other, and the chain wheel mechanisms 3 can perform telescopic motion;
a linkage assembly 4 is arranged between the two chain wheel mechanisms 3, the linkage assembly 4 comprises a bevel gear 41 and a bevel gear kit 42, the bevel gear 41 is fixedly connected with one chain wheel mechanism 3, the bevel gear kit 42 can slide relative to the other chain wheel mechanism 3, and the bevel gear 41 and the bevel gear kit 42 can be in meshing transmission.
This sprocket for among lifting means, the chain cover is transmitted in sprocket mechanism 3 outside, drives two sprocket mechanisms 3 through the meshing of bevel gear 41 and bevel gear external member 42 and stretches out and draws back simultaneously to change the external diameter of sprocket mechanism 3, thereby change the transmission rate of chain.
In the embodiment of the present invention, as shown in fig. 2, as a preferred embodiment of the present invention, the sprocket mechanism 3 includes a sleeve 31, a fixing rod 32 and an arc-shaped rack plate 33, the sleeve 31 is rotatably connected to the rotating base 2, both ends of the sleeve 31 are both connected to the fixing rod 32 by screw threads, the screw threads on the two fixing rods 32 are opposite in direction, the fixing rod 32 is slidably connected to the inner ring sleeve 1, one end of the fixing rod 32 is connected to the arc-shaped rack plate 33, an elastic component 34 is disposed between the fixing rod 32 and the arc-shaped rack plate 33, and the bevel gears 41 and the bevel gear kit 42 are respectively connected to the two sleeves 31;
the sleeve 31 is rotated by hand, the sleeve 31 is in threaded engagement with the two fixing rods 32, and the two fixing rods 32 perform telescopic movement with respect to the sleeve 31, thereby changing the distance between the two arc-shaped rack plates 33.
In the embodiment of the present invention, as shown in fig. 3, as a preferred embodiment of the present invention, the elastic assembly 34 includes a sleeve 341 and a spring 342, the sleeve 341 is fixedly connected to the arc-shaped rack plate 33, one end of the fixing rod 32 is slidably connected to the inner wall of the sleeve 341, and the spring 342 is disposed between the sleeves 341; the fitting degree between the chain and the arc-shaped rack plate 33 is increased by the elastic force of the spring 342.
In the embodiment of the present invention, as shown in fig. 1-2, as a preferred embodiment of the present invention, the bevel gear kit 42 includes a gear portion 421 and a rotating portion 422, the rotating portion 422 is rotatably connected to the gear portion 421, the gear portion 421 can be meshed with the bevel gear 41, the gear portion 421 is slidably connected to the sleeve 31, and the rotating portion 422 is threadedly connected to the sleeve 31; synchronous extension and retraction of the two sprocket mechanisms 3 are realized by the meshing of the gear portion 421 and the bevel gear 41; the rotating part 422 is rotated, and the rotating part 422 drives the gear part 421 to slide along the surface of the sleeve 31, so that the gear part 421 is separated from the bevel gear 41, and the two chain wheel mechanisms 3 are adjusted independently.
In the embodiment of the present invention, as shown in fig. 1, as a preferred embodiment of the present invention, the inner ring 1 is a circular ring.
In the chain wheel for the lifting equipment, a chain is sleeved outside the arc-shaped rack plate 33 for transmission, and two chain wheel mechanisms 3 are driven to simultaneously extend and retract through meshing of the gear part 421 and the bevel gear 41; in addition, the rotating part 422 is rotated, the rotating part 422 drives the gear part 421 to slide along the surface of the sleeve 31, so that the gear part 421 is separated from the bevel gear 41, and the two chain wheel mechanisms 3 are adjusted independently; the adjustment changes the outer diameter of the sprocket mechanism 3, thereby changing the transmission rate of the chain.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A sprocket for use in a lifting apparatus, comprising:
the inner ring sleeve is fixedly connected with two rotating seats, each rotating seat is connected with a chain wheel mechanism, the two chain wheel mechanisms are mutually vertical, and the chain wheel mechanisms can perform telescopic motion;
the linkage assembly is arranged between the two chain wheel mechanisms and comprises a bevel gear and a bevel gear sleeve, the bevel gear is fixedly connected with one chain wheel mechanism, the bevel gear sleeve can slide relative to the other chain wheel mechanism, and the bevel gear sleeve can be in meshing transmission.
2. The sprocket for use in lifting equipment according to claim 1, wherein the sprocket mechanism comprises a sleeve, a fixed rod and an arc-shaped rack plate, the sleeve is rotatably connected with the rotating seat, the fixed rod is screwed at both ends of the sleeve, the screw threads on the two fixed rods are in opposite directions, the fixed rod is slidably connected with the inner ring sleeve, one end of the fixed rod is connected with the arc-shaped rack plate, an elastic component is arranged between the fixed rod and the arc-shaped rack plate, and the bevel gear sleeve are respectively connected with the two sleeves.
3. The sprocket for use in a lifting apparatus of claim 2, wherein the spring assembly comprises a sleeve fixedly connected to the arcuate rack plate and a spring slidably connected at one end to an inner wall of the sleeve, the spring disposed between the sleeves.
4. The sprocket for use in a lifting apparatus of claim 2, wherein the bevel gear kit comprises a gear portion and a rotating portion, the rotating portion is rotatably connected with the gear portion, the gear portion is capable of meshing with the bevel gear, the gear portion is slidably connected with the sleeve, and the rotating portion is threadedly connected with the sleeve.
5. The sprocket for use in a lifting device of any one of claims 1 to 4, wherein the inner ring sleeve is annular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222637858.1U CN218152235U (en) | 2022-10-09 | 2022-10-09 | Chain wheel for lifting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222637858.1U CN218152235U (en) | 2022-10-09 | 2022-10-09 | Chain wheel for lifting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218152235U true CN218152235U (en) | 2022-12-27 |
Family
ID=84566955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222637858.1U Active CN218152235U (en) | 2022-10-09 | 2022-10-09 | Chain wheel for lifting equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218152235U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117000367A (en) * | 2023-09-26 | 2023-11-07 | 山东大博泵业科技有限公司 | Grinding device |
-
2022
- 2022-10-09 CN CN202222637858.1U patent/CN218152235U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117000367A (en) * | 2023-09-26 | 2023-11-07 | 山东大博泵业科技有限公司 | Grinding device |
| CN117000367B (en) * | 2023-09-26 | 2024-01-09 | 山东大博泵业科技有限公司 | Grinding device |
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