Cable pulley device for building construction hoist

Abstract

The utility model discloses a cable pulley device for a building construction hoist, and relates to the technical field of building construction, the cable pulley device for the building construction hoist comprises a device main body, the lower end of the device main body is fixedly connected with a pulley main body, and the upper end of the device main body is fixedly connected with a U-shaped plate; the cable pulley device used for the building construction elevator is further provided with an adjusting mechanism which comprises two second lifting blocks, when a worker needs to guide cables of different sizes, a motor is started, the motor drives a rotating column at the right end to rotate, chain wheels on the two rotating columns are engaged with a synchronous chain, and therefore the two rotating columns rotate synchronously, and the cable pulley device can guide the cables of different sizes. And when the roller at the upper end ascends to a certain distance, the two lifting blocks II are propped by the limiting blocks, so that the lifting blocks II cannot drive the roller to continuously ascend, and the problem that the roller at the upper end collides with the cross beam and is damaged due to excessive ascending of the roller is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of building construction, especially relates to a cable pulley device for building construction hoist. BACKGROUND

[0002] The cable pulley device for building construction hoist plays an important role in building construction. This device is mainly used to guide and protect the cable of the hoist, ensuring the safe and reliable movement of the cable during the operation of the hoist. It is usually composed of a pulley body, rollers, fixed supports and other parts. The pulley device can effectively reduce the wear and tear of the cable and prevent the cable from being damaged due to the up and down operation of the hoist. It is designed reasonably, easy to install, and can adapt to different construction environments and hoist models. In building construction, the cable pulley device improves the operation stability and safety of the construction hoist, providing a guarantee for the smooth progress of construction. The cable pulley device for building construction hoist usually needs the following technologies:

[0003] 1. It can slide stably along the guide rail during the operation of the hoist, ensuring the normal transmission of the cable.

[0004] 2. It has enough bearing capacity to support the weight of the cable and the possible pulling force.

[0005] 3. It prevents the pulley from coming off the guide rail during operation, ensuring safe operation.

[0006] 4. There should be good wear resistance between the pulley and the guide rail to reduce wear and tear and prolong the service life.

[0007] 5. Efficient heat dissipation system to prevent equipment from overheating due to long-term work.

[0008] Currently, manufacturers use a variety of equipment and methods to achieve the function of the cable pulley device. For stable sliding, high-precision rollers or sliding block structures are usually used to make them fit closely with the guide rail, achieving stable sliding. High-strength metal materials such as carbon steel and stainless steel are used to make the pulley body to provide enough bearing capacity. Wear-resistant materials such as hard alloy and ceramic are used at the contact parts of the pulley and the guide rail, or lubrication measures such as applying lubricating oil and installing lubricating devices are used.

[0009] However, the above-mentioned mode has a prominent hardware structure problem. In actual construction, various cables of different specifications are used, and the trolley device may not be flexibly adjusted to adapt to cables of different sizes. When cables of different sizes need to be replaced, the entire trolley device may need to be replaced, reducing the adaptability of the trolley device. The present application proposes a solution to this problem, designs an adjusting mechanism, and controls the distance between the rollers through the adjusting mechanism, so that the rollers can adapt to cables of different sizes. At this time, the staff do not need to replace the trolley device to adapt to cables of different sizes, improving the adaptability. Utility model content

[0010] In view of the deficiencies of the prior art, the utility model provides a cable trolley device for building construction hoist, solves the technical problem that the trolley device may not be flexibly adjusted to adapt to cables of different sizes when in use, and when cables of different sizes need to be replaced, the entire trolley device may need to be replaced, reducing the adaptability of the trolley device.

[0011] To achieve the above object, the utility model realizes by the following technical scheme:

[0012] A cable trolley device for building construction hoist, including device main body, the lower end fixedly connected with trolley main body of device main body, the upper end fixedly connected with U-shaped plate of device main body, this kind of cable trolley device for building construction hoist still be provided with adjusting mechanism, including two lifting blocks two, the inside of U-shaped plate is provided with two rollers, two rollers are parallel to each other, the both ends of lower end roller are rotatably connected with the inner wall of U-shaped plate, the inner wall of U-shaped plate is opened with two recesses, U-shaped plate is slidably connected with two lifting blocks two through two recesses, the inside of two recesses is provided with two limit blocks, each limit block is fixedly connected with the inner wall of U-shaped plate, two lifting blocks two are located at the lower end of limit block.

[0013] Preferably, the inside of the two recesses is provided with a threaded rod, the lower end of the two threaded rods is rotatably connected with the inner wall of the U-shaped plate, and the two lifting blocks two are threadedly sleeved with the two threaded rods.

[0014] Preferably, the upper end of the U-shaped plate is fixedly connected with a cross beam, the upper end of the two threaded rods is rotatably connected with the cross beam, the upper end of the cross beam is sleeved with two rotating columns, and the lower end of the two rotating columns is fixedly connected with the two threaded rods.

[0015] Preferably, the two rotating columns are fixedly connected with two sprockets, a synchronous chain is arranged between the two sprockets, and the two ends of the synchronous chain are meshingly connected with the two sprockets.

[0016] Preferably, the upper end of the cross beam is fixedly connected with a fixed frame, the synchronous chain is located in the inside of the fixed frame, and the upper end of the two rotating columns is rotatably connected with the inner wall of the fixed frame.

[0017] Preferably, the upper end of the fixed frame is fixedly connected with a motor, the motor corresponds to the position of the rotating column at the right end, and the output port of the motor is fixedly connected with the corresponding rotating column through the fixed frame.

[0018] Preferably, the four corners of the rear end of the U-shaped plate are fixedly connected with fixed plates, lifting blocks one are arranged between the fixed plates at the same side, the two lifting blocks one are sleeved with fixed columns, and the upper and lower ends of the two fixed columns are fixedly connected with the fixed plates.

[0019] Preferably, a cleaning brush is arranged between the two lifting blocks one, both ends of the cleaning brush are fixedly connected with the lifting blocks one, and the brush part of the cleaning brush is in contact with the surface of the roller.

[0020] Compared with the prior art, the utility model has the advantages of:

[0021] 1. When the staff needs to guide cables of different sizes, the motor is started, the motor drives the rotating column at the right end to rotate, the sprockets on the two rotating columns are engaged with the synchronous chain, so that the two rotating columns rotate synchronously, the two rotating columns drive the threaded rods to rotate, and the two lifting blocks two drive the rollers at the upper end to ascend and descend along the threaded rods when the two threaded rods rotate, so that the purpose of controlling the distance between the two rollers is achieved, the device main body can adapt to cables of different sizes, and the adaptability of the device main body is improved.

[0022] 2. The staff holds the cleaning brush and moves up and down along the fixed column, the cleaning brush cleans the surface of the roller when moving, and the rotating roller is rotated when the cleaning brush cleans the roller, so that the cleaning of the roller is more comprehensive, and dust on the surface of the roller is effectively removed. BRIEF DESCRIPTION OF DRAWINGS

[0023] The above description is only a summary of the technical scheme of the utility model, in order to more clearly understand the technical means of the utility model, and the content of the specification can be implemented, the following will be described in detail with the preferred embodiment of the utility model and the accompanying drawings.

[0024] Figure 1 It is the structure diagram of the utility model as a whole;

[0025] Figure 2 It is the structure diagram of the U-shaped plate of the utility model;

[0026] Figure 3 It is the structure diagram of the roller of the utility model;

[0027] Figure 4The utility model discloses a structure diagram of crossbeam.

[0028] Legend: 11, device main body;12, U-shaped plate;13, crossbeam;14, fixed frame;15, motor;16, fixed plate;17, fixed column;18, cleaning brush;19, limit block;20, recess;21, lifting block one;22, gyro wheel;23, rotating column;24, synchronous chain;25, chain wheel;26, threaded rod;27, lifting block two;28, trolley main body. DETAILED DESCRIPTION

[0029] The embodiment of the application provides a cable trolley device for a building construction elevator, effectively solves the problem that the trolley device cannot be flexibly adjusted to adapt to cables of different sizes when in use, and when cables of different sizes need to be replaced, the whole trolley device may need to be replaced, thereby reducing the adaptability of the trolley device, when a staff member needs to guide cables of different sizes, the motor is started, the motor drives the rotating columns at the right end to rotate, the chain wheels on the two rotating columns are all engaged with the synchronous chain, therefore the two rotating columns rotate synchronously, the two rotating columns drive the threaded rods to rotate, when the two threaded rods rotate, the two lifting blocks one drive the gyro wheels at the upper end to ascend along the threaded rods, the purpose of controlling the distance between the two gyro wheels is achieved, the device main body can adapt to cables of different sizes, the adaptability of the device main body is improved, the gyro wheels at the upper end are controlled to ascend through the motor, when the gyro wheels at the upper end ascend to a certain distance, the two lifting blocks one are stopped by the limit blocks, so that the lifting blocks one cannot drive the gyro wheels to continue ascending, and the problem that the gyro wheels at the upper end are damaged due to collision with the crossbeam when the gyro wheels ascend excessively is avoided.

[0030] EMBODIMENT

[0031] The technical scheme in the embodiment of the application effectively solves the problem that the trolley device cannot be flexibly adjusted to adapt to cables of different sizes when in use, and when cables of different sizes need to be replaced, the whole trolley device may need to be replaced, thereby reducing the adaptability of the trolley device, and the overall idea is as follows:

[0032] The utility model provides a cable pulley device for building construction hoist, including device main body 11, the lower end fixed connection of device main body 11 has the pulley main body 28, the upper end fixed connection of device main body 11 has the U type board 12, this cable pulley device for building construction hoist still is provided with adjusting mechanism, including two lift block two 27, the inside of U type board 12 is provided with two gyro wheel 22, two gyro wheel 22 are parallel with each other, the both ends of lower end gyro wheel 22 are rotatably connected with the inner wall of U type board 12, the inner wall of U type board 12 is opened with two recess 20, two recess 20 are slidably connected with two lift block two 27 through two recess 20, the inside of two recess 20 is provided with two limit block 19, each limit block 19 is fixedly connected with the inner wall of U type board 12, two lift block two 27 are located at the lower end of limit block 19, the inside of two recess 20 is provided with threaded rod 26, the lower end of two threaded rod 26 is rotatably connected with the inner wall of U type board 12, two lift block two 27 are all with two threaded rod 26 threadedly coupled, when the staff needs to guide the cable of different sizes, starts motor 15, motor 15 drives the rotation of right end rotary column 23, two sprocket wheels 25 on two rotary columns 23 are all engaged with synchronous chain 24, so that two rotary columns 23 rotate synchronously, two rotary columns 23 drive threaded rod 26 to rotate, when two threaded rod 26 rotate, two lift block two 27 will drive the gyro wheel 22 of upper end along threaded rod 26 to lift, reach the purpose of controlling the distance between two gyro wheel 22, make device main body 11 can adapt to the cable of different sizes, improve the adaptability of device main body 11.

[0033] The upper end of U type board 12 is fixedly connected with crossbeam 13, the upper end of two threaded rod 26 is rotatably connected with crossbeam 13, the upper end of crossbeam 13 is sleeved with two rotary columns 23, the lower end of two rotary columns 23 is fixedly connected with two threaded rod 26, two rotary columns 23 are all fixedly connected with sprocket wheel 25, synchronous chain 24 is arranged between two sprocket wheels 25, the both ends of synchronous chain 24 are engagedly connected with two sprocket wheels 25, the upper end of crossbeam 13 is fixedly connected with fixed frame 14, synchronous chain 24 is located in the inside of fixed frame 14, the upper end of two rotary columns 23 is rotatably connected with the inner wall of fixed frame 14, the gyro wheel 22 of upper end is lifted through motor 15 control, when the gyro wheel 22 of upper end rises to certain distance, two lift block two 27 will be resisted by limit block 19, so that lift block two 27 cannot drive gyro wheel 22 to continue rising, avoid the problem that gyro wheel 22 excessively rises and causes the gyro wheel 22 of upper end to collide and damage crossbeam 13.

[0034] The upper end of the fixed frame 14 is fixedly connected with a motor 15, the motor 15 corresponds to the position of the rotating column 23 at the right end, the output port of the motor 15 is fixedly connected with the corresponding rotating column 23 through the fixed frame 14, the four corners of the rear end of the U-shaped plate 12 are fixedly connected with fixed plates 16, lifting blocks one 21 are arranged between the fixed plates 16 at the same side, the two lifting blocks one 21 are both sleeved with fixed columns 17, the upper and lower ends of the two fixed columns 17 are fixedly connected with the fixed plates 16, a cleaning brush 18 is arranged between the two lifting blocks one 21, the two ends of the cleaning brush 18 are fixedly connected with the lifting blocks one 21, the brush part of the cleaning brush 18 is in contact with the surface of the roller 22, the staff holds the cleaning brush 18 and moves up and down along the fixed column 17, the cleaning brush 18 can clean the surface of the roller 22 when moving, and the roller 22 is rotated when the cleaning brush 18 cleans the roller 22, so that the cleaning of the roller 22 is more comprehensive, and the dust on the surface of the roller 22 is effectively removed.

[0035] Working principle:

[0036] When the staff needs to guide cables of different sizes, the motor 15 is started, the motor 15 drives the rotating column 23 at the right end to rotate, the sprockets 25 on the two rotating columns 23 are engaged with the synchronous chains 24, so the two rotating columns 23 rotate synchronously, the two rotating columns 23 drive the threaded rods 26 to rotate, the two threaded rods 26 rotate, and the two lifting blocks two 27 drive the rollers 22 at the upper end to ascend and descend along the threaded rods 26, so that the distance between the two rollers 22 is controlled, the device main body 11 can adapt to cables of different sizes, and the adaptability of the device main body 11 is improved, the roller 22 at the upper end is lifted by the motor 15, when the roller 22 at the upper end is lifted to a certain distance, the two lifting blocks two 27 are stopped by the limiting blocks 19, so that the lifting blocks two 27 cannot drive the roller 22 to continue to ascend, and the problem that the roller 22 at the upper end is damaged due to excessive ascent and collision with the cross beam 13 is avoided, the staff holds the cleaning brush 18 and moves up and down along the fixed column 17, the cleaning brush 18 can clean the surface of the roller 22 when moving, and the roller 22 is rotated when the cleaning brush 18 cleans the roller 22, so that the cleaning of the roller 22 is more comprehensive, and the dust on the surface of the roller 22 is effectively removed.

[0037] Finally, it should be noted that: obviously, the above embodiments are only examples for clearly illustrating the utility model, and are not limitations on the embodiments. For ordinary skilled persons in the art, other different forms of changes or variations can be made on the basis of the above description. Here, it is not necessary and impossible to enumerate all the embodiments. The obvious changes or variations derived therefrom are still within the protection scope of the utility model.

Claims

1. A cable trolley device for construction hoists, comprising a device body (11), the lower end of which is fixedly connected with a trolley body (28), the upper end of the device body (11) is fixedly connected with a U-shaped plate (12), characterized in that, The cable pulley device for the construction hoist is further provided with an adjusting mechanism, comprising two lifting blocks two (27); The interior of the U-shaped plate (12) is provided with two rollers (22), the two ends of the lower end roller (22) are rotationally connected with the inner wall of the U-shaped plate (12), the inner wall of the U-shaped plate (12) is provided with two grooves (20), the U-shaped plate (12) is slidingly connected with two lifting blocks two (27) through the two grooves (20), and the interiors of the two grooves (20) are provided with two limiting blocks (19).

2. A cable trolley device for a construction hoist as claimed in claim 1, characterised in that: The interiors of the two grooves (20) are provided with threaded rods (26), and the lower ends of the two threaded rods (26) are rotationally connected with the inner wall of the U-shaped plate (12). The two lifting blocks two (27) are threadedly connected with the two threaded rods (26).

3. A cable drum assembly for a construction hoist according to claim 2, wherein: The upper end of the U-shaped plate (12) is fixedly connected with a cross beam (13), and the upper ends of the two threaded rods (26) are rotationally connected with the cross beam (13). The upper end of the cross beam (13) is sleeved with two rotating columns (23), and the lower ends of the two rotating columns (23) are fixedly connected with the two threaded rods (26).

4. A cable drum assembly for a construction hoist according to claim 3 wherein: The two rotating columns (23) are fixedly connected with sprockets (25). The two sprockets (25) are provided with a synchronous chain (24), and the two ends of the synchronous chain (24) are meshedly connected with the two sprockets (25).

5. A cable drum assembly for a construction hoist according to claim 4 wherein: The upper end of the cross beam (13) is fixedly connected with a fixed frame (14), and the synchronous chain (24) is located in the interior of the fixed frame (14). The upper ends of the two rotating columns (23) are rotationally connected with the inner wall of the fixed frame (14).

6. A cable drum assembly for a construction hoist according to claim 5 wherein: The upper end of the fixed frame (14) is fixedly connected with a motor (15). The output port of the motor (15) is fixedly connected with the corresponding rotating column (23) through the fixed frame (14).

7. A cable drum assembly for a construction hoist according to claim 6 wherein: The four corners of the rear end of the U-shaped plate (12) are fixedly connected with fixed plates (16), and lifting blocks one (21) are arranged between the fixed plates (16) located on the same side. The two lifting blocks one (21) are sleeved with fixed columns (17), and the upper and lower ends of the two fixed columns (17) are fixedly connected with the fixed plates (16).

8. A cable drum apparatus for a construction hoist according to claim 7, wherein: The two lifting blocks one (21) are provided with cleaning brushes (18). The two ends of the cleaning brush (18) are fixedly connected with the lifting blocks one (21).

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