CN214007988U - Rope winding speed reducer - Google Patents
Rope winding speed reducer Download PDFInfo
- Publication number
- CN214007988U CN214007988U CN202022427711.0U CN202022427711U CN214007988U CN 214007988 U CN214007988 U CN 214007988U CN 202022427711 U CN202022427711 U CN 202022427711U CN 214007988 U CN214007988 U CN 214007988U
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- rope winding
- rope
- speed reducer
- worm
- output shaft
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Abstract
The utility model relates to a speed reducer field provides a wiring speed reducer. The worm gear mechanism is used for outputting, so that larger output torque can be provided, and the self-locking function of the worm gear is used for effectively preventing reverse rotation, so that safety accidents are avoided; the rope winding disc is provided with a rope pressing plate for fixing the end part of the steel rope, and friction is increased by utilizing the rope grooves and the screws, so that slipping is prevented, and the safety is improved.
Description
Technical Field
The utility model relates to a speed reducer field, concretely relates to wiring speed reducer.
Background
The rope winding speed reducer is mainly applied to occasions using steel ropes for lifting, such as heavy object lifting for mines, railway lifting rod lifting, stage curtain pulling and the like. The rope winding speed reducer needs to meet the requirements of large output torque, reverse locking prevention, steel rope slippage prevention and the like. Meanwhile, due to the requirements of special application occasions, the structure of the device is required to be compact, and the occupied space is small.
Disclosure of Invention
For satisfying the operation requirement to the wiring speed reducer among the prior art, the utility model aims to provide a compact, the wiring speed reducer that prevents the steel cable and skid of decoupling zero thigh.
In order to achieve the above purpose, the utility model adopts the technical proposal that:
a rope winding speed reducer comprises a box body, wherein a worm gear transmission mechanism is installed in the box body, the extending end of a worm limit is connected with a hand crank, a worm gear is fixedly installed on an output shaft, a rope winding wheel is installed at the shaft end of the output shaft, the rope winding wheel is connected with the output shaft through a key, a limiting plate is installed at the shaft end of the output shaft through a screw, and the limiting plate is matched with a limiting groove on the end face of the rope winding wheel for limiting; and a rope pressing plate is arranged on the outer circular surface of the reel by a radial screw, and two rope grooves are formed in the surfaces of the rope pressing plate corresponding to the outer circular surface of the rope winding wheel.
Further, the box includes base, body and upper cover, the box is installed in the base, the output shaft is in by bearing support and body, the worm is supported between body and upper cover by the bearing.
Furthermore, a plurality of foot screw holes are formed in the base.
Furthermore, two sides of the rope winding disc are respectively provided with a baffle.
And the hand crank is sleeved at the end part of the worm through a key, a shaft shoulder and a positioning plate are arranged on the worm for limiting, and the positioning plate is fixedly arranged at the shaft end of the worm through a screw.
After taking above technical scheme, the beneficial effects of the utility model are that: the worm gear mechanism is used for outputting, so that larger output torque can be provided, and the self-locking function of the worm gear is used for effectively preventing reverse rotation, so that safety accidents are avoided; the rope winding disc is provided with a rope pressing plate for fixing the end part of the steel rope, and friction is increased by utilizing the rope grooves and the screws, so that slipping is prevented, and the safety is improved.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a right side view of the present invention.
Detailed Description
The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings:
as shown in the figure, the rope winding speed reducer comprises a box body, a worm gear transmission pair, a crank handle 1, an output shaft 2 and a winding wheel 3. The box body is divided into a base 4, a body 5 and an upper cover 6, foot screw holes 7 are arranged on four feet of the base 4, so that the base 4 is convenient to fix, the body 5 is arranged on the base 4, an output shaft 2 is supported in the body 5 by a pair of bearings, bearing end covers are arranged on the outer sides of the bearings, one end of the output shaft 2 extends out of the outer side of the body, and a sealing ring is arranged between the output shaft 2 and the bearing end covers; the worm wheel 14 is mounted on the output shaft 2 by a key; the worm 8 is supported between the body 5 and the upper cover 6 by a pair of supports, a bearing end cover is installed on the outer side of the bearing, one end of the worm 8 extends out of the box body, the hand crank 1 is installed on the extending end of the worm 8, an installation sleeve on the end portion of the hand crank 1 is connected with the worm through a key, one end of the installation sleeve is limited by a shaft shoulder of the worm, and the other end of the installation sleeve is limited by a positioning plate 9 installed at the end of the worm shaft.
The output shaft 2 is provided with a winding wheel 3, and two sides of the winding wheel 3 are respectively provided with a baffle 10 to prevent the steel rope from slipping. The outer circle surface of the reel 3 is provided with an arc-shaped rope pressing plate 11 by radial screws, two rope grooves 12 are arranged on the surface of the rope pressing plate 11 corresponding to the outer circle surface of the rope winding wheel, the rope grooves 12 are attached to the steel rope to increase friction force, and the steel rope is locked by the screws to prevent the steel rope from slipping. The reel 3 is also connected with the output shaft 2 by a key, a screw mounting limit plate 13 is arranged on the end surface of the output shaft 2, and the limit plate 13 is matched with a limit groove on the end surface of the rope winding wheel 3 for limiting so as to prevent axial movement.
Claims (5)
1. A rope winding speed reducer comprises a box body, wherein a worm gear and worm transmission mechanism is installed in the box body, and the rope winding speed reducer is characterized in that the extending end of a worm is connected with a crank, the worm gear is fixedly installed on an output shaft, a rope winding wheel is installed at the shaft end of the output shaft, the rope winding wheel is connected with the output shaft through a key, a limiting plate is installed at the shaft end of the output shaft through a screw, and the limiting plate is matched with a limiting groove on the end face of the rope winding wheel for limiting; and a rope pressing plate is arranged on the outer circular surface of the rope winding wheel by a radial screw, and two rope grooves are formed in the surfaces of the rope pressing plate corresponding to the outer circular surface of the rope winding wheel.
2. The rope winding speed reducer according to claim 1, wherein the case comprises a base, a body, and an upper cover, the body is mounted on the base, the output shaft is supported in the body by a bearing, and the worm is supported between the body and the upper cover by a bearing.
3. The rope winding speed reducer according to claim 2, wherein a plurality of foot screw holes are provided on the base.
4. The rope winding speed reducer according to claim 1, wherein baffles are respectively mounted on both sides of the rope winding disc.
5. The rope winding speed reducer according to claim 1, wherein the hand crank is mounted at the end of the worm in a sleeved manner through a key, the hand crank is limited by a shoulder and a positioning plate on the worm, and the positioning plate is fixedly mounted at the shaft end of the worm through a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022427711.0U CN214007988U (en) | 2020-10-28 | 2020-10-28 | Rope winding speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022427711.0U CN214007988U (en) | 2020-10-28 | 2020-10-28 | Rope winding speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214007988U true CN214007988U (en) | 2021-08-20 |
Family
ID=77302689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022427711.0U Active CN214007988U (en) | 2020-10-28 | 2020-10-28 | Rope winding speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214007988U (en) |
-
2020
- 2020-10-28 CN CN202022427711.0U patent/CN214007988U/en active Active
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| GR01 | Patent grant | ||
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