Shield of traction sheave in traction machine

Abstract

The utility model is applicable to the technical field of traction machines, and provides a shield of a traction sheave in a traction machine, which comprises a traction machine main body, a mounting bracket is arranged on one side of the traction machine main body, a traction sheave body is rotatably arranged on the outer side of the mounting bracket, a housing is arranged on the outer side of the traction sheave body, and the housing covers the outer side of the traction sheave body in a semi-surrounding manner. A lifting adjusting assembly is fixedly installed on the installation support and fixedly connected with one side edge of the housing, when the height of the housing is adjusted, a worker only needs to hold a handle to rotate the handle, the handle can drive a driving screw to rotate, and the height of the housing is adjusted. The driving screw rod further drives the lifting block in threaded connection with the driving screw rod to control the housing to ascend and descend under guiding and limiting of the guide rod, so that the height of the housing can be easily adjusted, the locking screw rod does not need to be manually and repeatedly disassembled and assembled, the manual labor amount is greatly reduced, and meanwhile the labor intensity of workers is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of traction machine technology, especially to a shield of traction wheel in traction machine. BACKGROUND

[0002] The elevator traction machine is the power equipment of the elevator, also called the elevator main machine. The function is to transport and transmit power to make the elevator run. It is composed of motor, brake, coupling, reduction box, traction wheel, rack and guide wheel and auxiliary disc wheel hand wheel, etc.

[0003] The utility model discloses a kind of shields of traction wheel in traction machine of Chinese utility model patent with announcement No.CN210854840U, which discloses a kind of shields are installed outside traction wheel to prevent artificial miscontact traction wheel from causing injury, specifically includes traction machine and shield, the side of the traction machine is equipped with fixed frame, and the upper of fixed frame is equipped with traction wheel, the front end of the traction wheel is equipped with pressing plate, and the front end of pressing plate is equipped with rubber pad, the front end of the rubber pad is equipped with spring, and the inside of spring is penetrated with slide rod, the inside below the shield is provided with limit slot, and the front end of the shield is located slide rod, the inside of the limit slot is provided with locking screw, the front end of the shield is equipped with limit screw.The shield of traction wheel in the traction machine is provided with rubber pad, the collision force degree generated by the shield and the fixed frame connecting assembly can be effectively reduced by the rubber pad, the spring is provided, and the slide rod is provided, the vibration acting force that the pressing plate is subjected to can be effectively buffered by the spring, so as to weaken the influence of vibration force on the shield, and the slide rod provides guiding ability for spring buffering space, to avoid spring deflection.

[0004] However, the above device has the following technical problems in actual use:

[0005] I. When adjusting the height of the shield, the locking screw needs to be manually disassembled, and then the shield is manually slid to the specified height, and then the locking screw is assembled. This way, the manual operation is large and the manual operation is complex. At the same time, the worker needs to constantly calibrate the levelness of the shield when adjusting the height of the shield to prevent the shield from being skewed, which greatly increases the labor intensity of the worker.

[0006] II. In addition, the traction wheel in the above device is easy to separate from the steel wire rope when rotating at high speed, and the steel wire rope will be loose when the traction wheel stops rubbing with the steel wire rope, which brings trouble to the reuse of the traction wheel. The above device lacks a pressing device for the steel wire rope, and cannot effectively prevent the steel wire rope from separating from the traction wheel. UTILITY MODEL CONTENTS

[0007] The utility model provides a kind of shield of tractor in tractor, to solve the height of the above-mentioned device mentioned in the above background art when adjusting shield, on one hand, it needs to manually disassemble and install locking screw, manual operation is large, on the other hand, it also needs to manually calibrate the levelness of shield, greatly increase the manual labor, while the above-mentioned device lacks the pressing device of steel wire rope, when equipment works, tractor can be separated from steel wire rope when high-speed rotation, and when equipment stops, steel wire rope can also be loose.

[0008] The utility model is realized, a kind of shield of tractor in tractor, comprising: tractor main body, its one side is provided with mounting bracket, the outside of the mounting bracket is rotatably provided with tractor body, wherein, the outside of the tractor body is provided with cover shell, the cover shell half-enclosing cover is located the outside of the tractor body, and the mounting bracket is fixedly installed with lifting adjustment assembly, the lifting adjustment assembly with the side edge of the cover shell is fixedly connected, and to adjust the lifting height of the cover shell, and at least one setting in the cover shell of line pressing mechanism, the line pressing mechanism has a line pressing roller, the line pressing roller is attached the periphery of the tractor body, and and steel wire rope are mutually attached;In this scheme, when the height of cover shell is adjusted, manually only needs to rotate handle, handle can drive drive screw to rotate, drive screw in turn drives lifting block to control cover shell to lift under the guidance and limiting of guide rod, so that the height of cover shell can be easily adjusted, without manually disassembling and installing locking screw repeatedly, greatly reduce the manual labor, while reducing the labor intensity of artificial.

[0009] It should be noted that the cover shell in the device has: a cover plate provided on the outside of the tractor body and corresponding to the circumference thereof, two side edges of the cover plate are arranged at an angle, the side edges are parallel to the side wall of the tractor body, and an extension is fixedly installed at the bottom of one side edge, the inner wall of the extension is fixedly connected with the lifting block. When the lifting block moves up and down, the cover plate can be driven to move up and down to adjust the overall height of the cover shell.

[0010] In addition, the device is provided with a line pressing mechanism at both ends of the cover shell. When the second shaft is manually rotated, the first shaft is rotated by the cooperation of the first gear and the second gear, and the line pressing roller is moved towards the tractor body, so that the line pressing roller is pressed against the surface of the steel wire rope, thereby preventing the steel wire rope from loosening or deviating during movement.

[0011] Preferably, the lifting adjusting assembly comprises: a mounting seat fixedly mounted on the side wall of the mounting support, two sliding grooves vertically formed in the mounting seat, two sliding grooves symmetrically arranged, a sliding block slidingly mounted in each sliding groove, and a lifting block fixedly mounted on the side wall away from the mounting seat of the two sliding blocks, and the lifting block is fixedly mounted on the inner side wall of one side of the cover shell; in this scheme, when the lifting block is lifted and displaced by the sliding block guided by the sliding groove, the cover shell can be lifted and moved synchronously, and this way can avoid frequent tightening / loosening of the locking screw, thereby reducing the labor workload.

[0012] Preferably, the lifting adjusting assembly further comprises: a drive screw rotatably connected in one of the sliding grooves, and a guide rod fixedly mounted in the other sliding groove, one of the sliding blocks is threadedly connected with the drive screw, and the other sliding block is slidingly fitted with the guide rod, and the bottom end of the drive screw extends to the outside of the mounting seat and is fixedly mounted with a handle; in this scheme, when the handle is manually held and driven to rotate, the handle drives the drive screw to rotate, the drive screw controls the sliding block threadedly connected therewith to longitudinally slide in the sliding groove, and controls the lifting block to be lifted and displaced under the sliding cooperation of the other sliding block and the guide rod, so as to adjust and control the lifting height of the cover shell.

[0013] Preferably, the wire pressing mechanism comprises: a first rotating shaft arranged in the cover shell, both ends of the first rotating shaft are rotatably connected to the inner walls of both sides of the cover shell, an extension rod is fixedly mounted on the outer wall of the first rotating shaft, two extension rods are symmetrically arranged, a connecting rod is fixedly mounted between the ends of the two extension rods away from the first rotating shaft, and the wire pressing roller is fixedly mounted on the outer side of the connecting rod; in this scheme, when the first rotating shaft rotates, it drives the two fixedly mounted extension rods on the outer wall thereof to swing and rotate, the two extension rods synchronously swing to drive the connecting rod between them to rotate around the first rotating shaft, and the connecting rod controls the wire pressing roller on the outer side thereof to synchronously displace, so as to realize the purpose of pressing the wire pressing roller on the steel wire rope.

[0014] Preferably, the cover is further provided with a turnover assembly for adjusting the angle of the pressing roller, which has a second rotating shaft arranged on one side of the first rotating shaft and parallel to the first rotating shaft, both ends of the second rotating shaft are rotatably connected to the inner walls of the two sides of the cover, a first gear is fixedly installed on the outer wall of the second rotating shaft, a second gear is fixedly installed on the outer wall of the first rotating shaft, the first gear and the second gear are in meshing connection, one end of the second rotating shaft extends to the outside of the cover and is fixedly installed with a mounting plate, and a handle is fixedly installed on the upper side wall of the mounting plate; in this scheme, when it is needed to control the first rotating shaft to rotate, the handle can be manually held and controlled to rotate, the handle drives the mounting plate fixedly connected thereto to rotate, the mounting plate further drives the second rotating shaft fixedly connected to the side wall thereof to rotate, the second rotating shaft transmits the rotating kinetic energy to the first rotating shaft through the meshing of the first gear and the second gear, and then the first rotating shaft is controlled to rotate, so that the rotating angle of the first rotating shaft is adjusted, and the angle position of the pressing roller is adjusted.

[0015] Compared with the prior art, the utility model discloses a kind of protective cover of traction sheave in traction machine:

[0016] 1, the device when adjusting the height of the cover, manually only hand-held handle is rotated, handle can drive drive screw to rotate, drive screw further drives the lifting block with screw connection to control the cover to lift under the guidance and position limitation of guide rod, so that the height of the cover can be easily adjusted, without manually repeatedly disassembling and reassembling locking screw, greatly reduce the labor intensity of artificial, while reducing the labor intensity of artificial.

[0017] 2, the device is provided with pressing mechanism in the both ends of the cover, when manually rotating second rotating shaft, first gear and second gear are used to control the rotation of first rotating shaft, first rotating shaft further moves pressing roller to the direction of traction sheave body, so that pressing roller is pressed on the surface of steel wire rope, to prevent steel wire rope from loosening or skewing when moving. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 it is the schematic diagram of the utility model;

[0019] Figure 2 it is the schematic diagram of the utility model Figure 1 enlarged view of structure in A of the utility model;

[0020] Figure 3 it is the schematic diagram of the utility model lifting adjusting assembly;

[0021] Figure 4 it is the sectional view of the cover of the utility model;

[0022] Figure 5The utility model discloses Figure 4 The structure of the middle B is enlarged.

[0023] In the drawing:

[0024] 1, traction machine main body;11, mounting support;12, traction wheel body;

[0025] 2, cover;

[0026] 3, lifting adjustment assembly;31, mounting seat;32, sliding groove;33, lifting block;34, drive screw;341, handle;35, guide rod;

[0027] 4, line pressing mechanism;41, first rotating shaft;42, extension rod;43, connecting rod;44, line roller;45, turnover assembly;451, second rotating shaft;452, first gear;453, second gear;454, handle;455, mounting plate. Specific implementation

[0028] The technical scheme of the utility model will be described clearly and completely in combination with the drawings, and obviously, the described embodiments are part of the embodiments of the utility model, not all the embodiments.

[0029] The components of the embodiments of the utility model generally described and shown in the drawings can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the claimed utility model, but only represents selected embodiments of the utility model.

[0030] Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0031] In the description of the utility model, it is necessary to explain that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0032] In the description of the utility model, it is necessary to explain that, unless there are explicit provisions and limitations, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixed connection, can be detachable connection, or integrally connected, can be mechanical connection, can be electrical connection, can be directly connected, can be indirectly connected through intermediate medium, can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0033] Please refer to Figures 1-5 The utility model provides a kind of technical scheme: a shroud of tractor in tractor, comprising: tractor main body 1, its one side is provided with mounting bracket 11, the outer side of mounting bracket 11 is rotatably provided with tractor body 12, wherein, the outer side of tractor body 12 is provided with cover 2, cover 2 is half-enclosed and covers tractor body 12 outer side, and mounting bracket 11 is fixedly installed with lifting adjustment assembly 3, lifting adjustment assembly 3 is fixedly connected with the side of cover 2, and to adjust the lifting height of cover 2, and at least one setting in cover 2 Line pressing mechanism 4, line pressing mechanism 4 has a line pressing roller 44, line pressing roller 44 is attached to the outer periphery of tractor body 12, and is mutually attached with steel wire rope.

[0034] Further, lifting adjustment assembly 3 includes: mounting seat 31 fixedly installed on the side wall of mounting bracket 11, two sliding grooves 32 are opened in the vertical mounting seat 31, two sliding grooves 32 are symmetrically arranged, each sliding groove 32 is slidably installed with sliding block, and two sliding blocks are fixedly installed with lifting block 33 on the side wall away from mounting seat 31, lifting block 33 is fixedly installed on the inner side wall of the side of cover 2.

[0035] Further, lifting adjustment assembly 3 further includes: one side sliding groove 32 is rotatably connected with drive screw 34, and the other side sliding groove 32 is fixedly installed with guide rod 35, one of sliding block and drive screw 34 is threadedly connected, and the other sliding block and guide rod 35 are slidably matched, the bottom end of drive screw 34 extends to the outside of mounting seat 31 and is fixedly installed with handle 341.

[0036] Specifically, in other schemes, handle 341 can be replaced by drive motor, and the output end and the end of drive screw 34 are fixedly connected.

[0037] Further, the wire pressing mechanism 4 comprises a first rotating shaft 41 arranged in the shell 2, both ends of the first rotating shaft 41 are rotatably connected to the inner walls of the two sides of the shell 2, and an extension rod 42 is fixedly installed on the outer wall of the first rotating shaft 41; two extension rods 42 are symmetrically arranged, and a connecting rod 43 is fixedly installed between the ends of the two extension rods 42 away from the first rotating shaft 41; and a wire pressing roller 44 is fixedly installed on the outer side of the connecting rod 43.

[0038] Specifically, a set of wire pressing mechanisms 4 are arranged at both ends of the shell 2 in the device, which can press and limit the steel wire rope when the steel wire rope moves in multiple directions, and effectively improves the wire pressing capacity of the steel wire rope.

[0039] Further, the shell 2 is also provided with a turnover assembly 45 for adjusting the angle of the wire pressing roller 44, which comprises a second rotating shaft 451 arranged on one side of the first rotating shaft 41 and parallel to the first rotating shaft 41; both ends of the second rotating shaft 451 are rotatably connected to the inner walls of the two sides of the shell 2; a first gear 452 is fixedly installed on the outer wall of the second rotating shaft 451; a second gear 453 is fixedly installed on the outer wall of the first rotating shaft 41; the first gear 452 and the second gear 453 are meshedly connected; one end of the second rotating shaft 451 extends to the outer side of the shell 2 and is fixedly installed with a mounting plate 455; and a handle 454 is fixedly installed on the upper wall of the mounting plate 455.

[0040] Specifically, in the device, the rotating connection between the second rotating shaft 451 and the shell 2 can be provided with a damping, which can limit the rotation freedom of the second rotating shaft 451 after it is rotated to a specified angle, prevent it from being misrotated, and also can lock the second rotating shaft 451 during work to prevent it from shaking or deflecting.

[0041] The working principle and use process of the utility model are as follows:

[0042] The artificial can control the driving screw 34 to rotate by rotating the handle 341, the driving screw 34 controls the lifting block 33 which is screwed with the driving screw 34 to vertically ascend and descend under the guidance and limiting of the guide rod 35, so as to control the shell 2 to ascend and descend by the lifting block 33, and adjust the ascending and descending height of the shell 2.

[0043] Meanwhile, the artificial holds the handle 454 and drives the mounting plate 455 to rotate, the mounting plate 455 drives the second rotating shaft 451 to rotate, the second rotating shaft 451 controls the first rotating shaft 41 to rotate through the meshing of the first gear 452 and the second gear 453, the first rotating shaft 41 drives the extension rod 42 to swing, the extension rod 42 drives the connecting rod 43 and the wire pressing roller 44 on the outer side of the connecting rod 43 to rotate, so that the wire pressing roller 44 is pressed on the steel wire rope to press and limit the steel wire rope.

[0044] The above merely describes preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, and improvement within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A shroud for a traction sheave in a hoist, characterized by: Include: The traction machine body (1) is provided with a mounting bracket (11) on one side, and a traction wheel body (12) is rotatably arranged on the outer side of the mounting bracket (11); Wherein, the outer side of the traction wheel body (12) is provided with a cover shell (2), the cover shell (2) is half-enclosed on the outer side of the traction wheel body (12), and the mounting bracket (11) is fixedly installed with a lifting adjusting assembly (3), one side of the cover shell (2) is fixedly connected with the lifting adjusting assembly (3), and the lifting height of the cover shell (2) is adjusted; And at least one wire pressing mechanism (4) arranged in the cover shell (2), the wire pressing mechanism (4) has a wire pressing roller (44), the wire pressing roller (44) is attached to the outer periphery of the traction wheel body (12), and is in close contact with the steel wire rope.

2. A sheave for a traction sheave of an elevator machine as set forth in claim 1, wherein: The lifting adjusting assembly (3) comprises: A mounting seat (31) is fixedly installed on the side wall of the mounting bracket (11), two sliding grooves (32) are vertically arranged on the mounting seat (31), and the two sliding grooves (32) are symmetrically arranged; Each sliding groove (32) is slidably installed with a sliding block, and the two sliding blocks are fixedly installed with a lifting block (33) away from the side wall of the mounting seat (31), and the lifting block (33) is fixedly installed on the inner side wall of one side of the cover shell (2).

3. A sheave for a traction sheave of an elevator machine as set forth in claim 2, wherein: The lifting adjusting assembly (3) further comprises: One side of the sliding groove (32) is rotatably connected with a drive screw (34), and the other side of the sliding groove (32) is fixedly installed with a guide rod (35), one of the sliding blocks is threadedly connected with the drive screw (34), and the other sliding block is slidably connected with the guide rod (35); The bottom end of the drive screw (34) extends to the outside of the mounting seat (31) and is fixedly installed with a handle (341).

4. A sheave for a traction sheave of an elevator machine as set forth in claim 3, wherein: The wire pressing mechanism (4) comprises: A first rotating shaft (41) is arranged in the cover shell (2), both ends of the first rotating shaft (41) are rotatably connected to the inner walls of both sides of the cover shell (2), an extension rod (42) is fixedly installed on the outer wall of the first rotating shaft (41), and two extension rods (42) are symmetrically arranged; Two extension rods (42) are fixedly installed with a connecting rod (43) between the ends away from the first rotating shaft (41), and the outer side of the connecting rod (43) is fixedly installed with the wire pressing roller (44).

5. A sheave for a traction sheave of an elevator machine as set forth in claim 4, wherein: The cover shell (2) is further provided with a turnover assembly (45) for adjusting the angle of the wire pressing roller (44), which comprises: A second rotating shaft (451) is arranged on one side of the first rotating shaft (41) and parallel to the first rotating shaft (41), both ends of the second rotating shaft (451) are rotatably connected to the inner walls of both sides of the cover shell (2); A first gear (452) is fixedly installed on the outer wall of the second rotating shaft (451), and a second gear (453) is fixedly installed on the outer wall of the first rotating shaft (41), and the first gear (452) and the second gear (453) are meshedly connected. One end of the second rotating shaft (451) extends to the outside of the casing (2) and is fixedly installed with a mounting plate (455), and a handle (454) is fixedly installed on the upper side wall of the mounting plate (455).

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