CN219469541U

CN219469541U - Transmission mechanism of winch

Info

Publication number: CN219469541U
Application number: CN202320746825.2U
Authority: CN
Inventors: 张鹏; 熊世杰; 何铉
Original assignee: Hubei Mingku Construction Engineering Co ltd
Current assignee: Hubei Mingku Construction Engineering Co ltd
Priority date: 2023-04-07
Filing date: 2023-04-07
Publication date: 2023-08-04
Anticipated expiration: 2033-04-07

Abstract

The utility model provides a transmission mechanism of a winch, which comprises a transmission case and a motor, wherein one side of the transmission case is provided with a rotating wheel, and the output end of the motor is fixedly provided with a driving wheel.

Description

Transmission mechanism of winch

Technical Field

The utility model relates to the technical field of windlass, in particular to a transmission mechanism of a windlass.

Background

The hoist is also called winch, is a light and small hoisting equipment which uses a winding drum to wind a steel wire rope or a chain to lift or pull a heavy object, can vertically lift, horizontally or obliquely pull the heavy object, is mainly an electric hoist at present, can be used independently, and can also be used as a component part in the machinery of lifting, road building, mine lifting and the like.

In the transmission mechanism of a winch mentioned in the prior art patent application number 202221554595.1, a motor is started, in the ascending process, the motor drives a first output shaft, the first output shaft drives a belt to rotate by friction, the belt drives a second rotating wheel to rotate, the belt is free of limit in the prior art, dislocation is easy to occur in the belt, when the existing winch transmission mechanism rotates to loosen, the motor cannot be closed in time, the motor idles, and workers cannot be reminded of maintenance in time.

Accordingly, it is necessary to provide a transmission mechanism of a hoist that solves the above-mentioned technical problems.

Disclosure of Invention

The utility model provides a transmission mechanism of a winch, which solves the problems that when a rotating belt on the existing winch transmission mechanism rotates, the rotating belt is easy to misplace, when the rotating belt of the existing winch transmission mechanism loosens, a motor cannot be closed in time, the motor idles, and a worker cannot be reminded of maintenance in time.

In order to solve the technical problems, the transmission mechanism of the winch comprises a transmission case and a motor, wherein one side of the transmission case is provided with a rotating wheel, the output end of the motor is fixedly provided with a driving wheel, limiting grooves are formed in the driving wheel and the rotating wheel, a rotating belt is arranged on the limiting grooves, a supporting plate is fixedly arranged on one side of the transmission case, a placing groove is formed in one end of the supporting plate, a supporting frame is fixedly arranged on the supporting plate, a limiting column is connected onto the supporting plate in a sliding manner, a reset spring is sleeved on the surface of the limiting column, a supporting disc is fixedly arranged at the upper end of the limiting column, an extruding plate is fixedly arranged at the bottom end of the limiting column, a trigger switch is fixedly arranged at the upper end of the inside of the supporting frame, and an alarm is fixedly arranged on one side of the transmission case.

Preferably, the diameter of the rotating wheel is smaller than that of the driving wheel, the rotating belt is positioned in the limiting groove, and the rotating wheel is connected with the driving wheel through the rotating belt.

Preferably, the support plate is located at one side of the rotation belt, the rotation belt penetrates through the inside of the limit groove, and the rotation belt is located at the middle parts of the two extrusion plates.

Preferably, the number of the supporting frames is two, the two supporting frames are symmetrically distributed on the supporting plate, and the structures on the two supporting frames are identical.

Preferably, the limit posts are arranged in two, the two limit posts are symmetrically distributed on the support plate, the two limit posts have the same structure, and the two limit posts are positioned in the support frame.

Preferably, two ends of the return spring are fixedly connected with the upper surface of the supporting plate and the bottom surface of the supporting plate respectively.

Preferably, the trigger switch is located above the supporting plate, and the pressing plate is not in contact with the rotating belt.

Compared with the related art, the transmission mechanism of the winch has the following beneficial effects:

the utility model provides a transmission mechanism of a winch, which is characterized in that a motor is started to rotate, so that the motor drives a driving wheel to rotate, the driving wheel drives the rotating wheel to rotate through a rotating belt, the rotating belt rotates in a limit groove, the rotating belt is more stable, dislocation of the rotating belt on the existing transmission mechanism of the winch during rotation is avoided, when the rotating belt loosens, the rotating belt can be tilted, an extrusion plate moves to one side, the extrusion plate drives a limit post to move to one side, the limit post drives a supporting plate to extrude a trigger switch, the trigger switch is further used for controlling the motor to be closed, and an alarm sound is sent to remind a worker to overhaul, so that the phenomenon that the motor cannot be closed in time when the rotating belt of the existing transmission mechanism of the winch loosens, the motor idles, and the worker cannot be reminded of maintenance in time is avoided.

Drawings

FIG. 1 is a schematic diagram of a transmission mechanism of a hoist according to a preferred embodiment of the present utility model;

FIG. 2 is an enlarged view at A shown in FIG. 1;

FIG. 3 is a perspective view of the spacing post shown in FIG. 2;

fig. 4 is a perspective view of the support frame shown in fig. 2.

Reference numerals in the drawings: 1. the transmission case, 2, the motor, 3, the rotating wheel, 4, the driving wheel, 5, the limit groove, 6, the rotating belt, 7, the supporting plate, 8, the placing groove, 9, a supporting frame, 10, a limit post, 11, a return spring, 12, a supporting disc, 13, a squeeze plate, 14, a trigger switch, 15 and an alarm.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, fig. 1 is a schematic structural diagram of a preferred embodiment of a transmission mechanism of a hoist according to the present utility model; FIG. 2 is an enlarged view at A shown in FIG. 1; FIG. 3 is a perspective view of the spacing post shown in FIG. 2; fig. 4 is a perspective view of the support frame shown in fig. 2. The utility model provides a drive mechanism of hoist engine includes transmission case 1 and motor 2, one side of transmission case 1 is provided with rotation wheel 3, the output fixed mounting of motor 2 has drive wheel 4, drive on the wheel 4 with all seted up spacing groove 5 on the rotation wheel 3, be provided with rotation area 6 on the spacing groove 5, one side fixed mounting of transmission case 1 has backup pad 7, standing groove 8 has been seted up to one end of backup pad 7, fixed mounting has braced frame 9 on backup pad 7 to sliding connection has spacing post 10 on the backup pad 7, the surface cover of spacing post 10 is equipped with reset spring 11 to the upper end fixed mounting of spacing post 10 has supporting disk 12, the bottom fixed mounting of spacing post 10 has stripper plate 13, the inside upper end fixed mounting of braced frame 9 has trigger switch 14, one side fixed mounting of transmission case 1 has alarm 15.

The diameter of the rotating wheel 3 is smaller than that of the driving wheel 4, the rotating belt 6 is positioned in the limiting groove 5, and the rotating wheel 3 is connected with the driving wheel 4 through the rotating belt 6.

The rotating belt 6 is positioned in the limiting groove 5, so that dislocation of the rotating belt 6 can be avoided, and the motor 2 idles.

The support plate 7 is located at one side of the rotating belt 6, the rotating belt 6 penetrates through the inside of the limit groove 5, and the rotating belt 6 is located at the middle of the two squeeze plates 13.

The supporting plate 7 can support the supporting frame 9, and the rotating belt 6 can drive the rotating wheel 3 to rotate.

The support frames 9 are arranged in total, the two support frames 9 are symmetrically distributed on the support plate 7, and the structures on the two support frames 9 are identical.

The support frame 9 may support the trigger switch 14.

The two limiting columns 10 are arranged in total, the two limiting columns 10 are symmetrically distributed on the supporting plate 7, the two limiting columns 10 are identical in structure, and the two limiting columns 10 are located in the supporting frame 9.

The movement of the limit post 10 can drive the support disc 12 to move, so that the support disc 12 can press the trigger switch 14.

The two ends of the return spring 11 are fixedly connected with the upper surface of the supporting plate 7 and the bottom surface of the supporting plate 12 respectively.

The reset spring 11 can reset to push the limit post 10 to move.

The trigger switch 14 is located above the supporting plate 12, and the pressing plate 13 is not in contact with the rotating belt 6.

Pressing the trigger switch 14 by the support disc 12 may cause the trigger switch 14 to turn off the apparatus and the alarm 15 to sound, thereby alerting a worker to check for maintenance.

The driving mechanism of the winch provided by the utility model has the following working principle:

when this drive mechanism is used, start motor 2 for motor 2's output drives drive wheel 4 and rotates, make drive wheel 4 drive rotate wheel 3 and rotate, make drive wheel 4 and rotate wheel 3 drive rotate the inside rotation of area 6 at spacing groove 5, and then make rotate area 6 more stable, and when rotate area 6 not hard up, rotate area 6 and can extrude stripper plate 13, make stripper plate 13 drive spacing post 10 and remove, make spacing post 10 drive the upper end extrusion trigger switch 14 of supporting disk 12, and then make trigger switch 14 close motor 2 and trigger alarm 15 and send the sound.

through starter motor 2 rotation for motor 2 drives drive wheel 4 rotation, make drive wheel 4 drive through rotation area 6 and rotate wheel 3 rotation, make rotation area 6 rotate in the inside of spacing groove 5, and then make rotation area 6 more stable, dislocation when avoiding rotation area 6 on the current hoist drive mechanism to rotate, and when rotation area 6 is not hard up, rotation area 6 can the perk, extrusion 13 moves to one side, make extrusion 13 drive spacing post 10 to one side movement, make spacing post 10 drive supporting disk 12 extrusion trigger switch 14, and then make trigger switch 14 control motor 2 close, and send out the alarm sound and remind the maintenance workman, when having avoided current hoist drive mechanism rotation area 6 not hard up, unable in time to close motor 2, result in motor 2 idle running, and unable in time remind the workman maintenance.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a drive mechanism of hoist engine, includes transmission case (1) and motor (2), its characterized in that, one side of transmission case (1) is provided with rotation wheel (3), the output fixed mounting of motor (2) has drive wheel (4), drive wheel (4) go up with limit groove (5) have all been seted up on rotation wheel (3), be provided with rotation area (6) on limit groove (5), one side fixed mounting of transmission case (1) has backup pad (7), standing groove (8) have been seted up to one end of backup pad (7), fixed mounting has carriage (9) on backup pad (7) to sliding connection has spacing post (10) on backup pad (7), the surface cover of spacing post (10) is equipped with reset spring (11), and the upper end fixed mounting of spacing post (10) has backup pad (12), the bottom fixed mounting of spacing post (10) has stripper plate (13), the inside upper end fixed mounting of carriage (9) has trigger switch (14), one side of transmission case (1) has alarm (15).

2. The transmission mechanism of a hoist according to claim 1, characterized in that the diameter of the rotating wheel (3) is smaller than the diameter of the driving wheel (4), the rotating belt (6) is located inside the limit groove (5), and the rotating wheel (3) and the driving wheel (4) are connected by the rotating belt (6).

3. A transmission mechanism of a hoist according to claim 1, characterized in that the supporting plate (7) is located at one side of the rotating belt (6), the rotating belt (6) penetrates the inside of the limit groove (5), and the rotating belt (6) is located at the middle of two pressing plates (13).

4. The transmission mechanism of a hoist according to claim 1, characterized in that two support frames (9) are provided in total, the two support frames (9) are symmetrically distributed on the support plate (7), and the structures on the two support frames (9) are identical.

5. The transmission mechanism of a winch according to claim 1, wherein two limit posts (10) are provided, the two limit posts (10) are symmetrically distributed on the support plate (7), and the two limit posts (10) have the same structure, and the two limit posts (10) are positioned in the support frame (9).

6. The transmission mechanism of a hoist according to claim 1, characterized in that both ends of the return spring (11) are fixedly connected with the upper surface of the support plate (7) and the bottom surface of the support plate (12), respectively.

7. The drive mechanism of a hoisting machine according to claim 1, characterized in that the trigger switch (14) is located above the supporting disc (12), the pressing plate (13) being out of contact with the rotating belt (6).