CN212004167U - Slow disc braking device of transmission equipment - Google Patents

Abstract

The utility model relates to a transmission's dish arresting gear slowly, including big sprocket, little sprocket, three phase machine, two direction switch and movable platform. Big sprocket and little sprocket are connected through assorted chain with it, respectively are equipped with one set of adjustable locking pressure disk on big sprocket and little sprocket, and three phase machine connects on little sprocket, and the switch connection of falling in the same direction as is on three phase machine, and moving platform is located the below of chain, and the moving platform top is equipped with the elasticity that adjustable take-up pulley is used for adjusting the chain, still fixedly is equipped with the telescopic locking device that can control flexible on moving platform. The utility model discloses simple structure is convenient for when large-scale transmission overhaul, carries out slow dish braking, accurate location, labour saving and time saving to transmission.

Description

Slow disc braking device of transmission equipment

Technical Field

The utility model relates to a transmission equipment's dish arresting gear slowly.

Background

After long-term use of the bi-directional conveying head-tail driving transmission equipment, abrasion often occurs. For example, after long-term use of a steel cable transmission device, abrasion defects such as wire breakage, strand breakage and riding wheel shaft abrasion of the steel cable often occur. When internal components such as a steel cable and a riding wheel are replaced, the components are required to be sequentially positioned and fixed with the steel cable at a rotating wheel, the existing method is to utilize manual coiling to drive a transmission motor coaxial with a transmission wheel, time and labor are wasted, the positioning is inaccurate, and the problems of repeated and front and back coiling positioning are required.

Disclosure of Invention

Not enough more than, the utility model discloses a transmission's dish arresting gear slowly, simple structure is convenient for when large-scale conveying equipment overhauls, carries out dish braking, accurate location, labour saving and time saving slowly to equipment.

The utility model relates to a slow dish arresting gear of transmission equipment, including big sprocket, little sprocket, three phase machine, two direction switch and movable platform. The large chain wheel and the small chain wheel are connected through a chain matched with the large chain wheel and the small chain wheel. And the large chain wheel and the small chain wheel are respectively provided with a set of adjustable locking pressure plate. The three-phase motor is connected on the small chain wheel, and the reversing switch is connected on the three-phase motor. The movable platform is located below the chain, an adjustable tensioning wheel is arranged above the movable platform and used for adjusting the tightness of the chain, and a telescopic locking device capable of stretching left and right is fixedly arranged on the movable platform.

Preferably, each set of adjustable locking pressure plate comprises three fixed arc plates, three movable arc plates and three bolts. The fixed arc plate is fixedly arranged on the same side of the large chain wheel and the small chain wheel and is uniformly distributed on the large chain wheel and the small chain wheel in the circumferential direction, the movable arc plate is movably arranged inside the fixed arc plate, and the fixed arc plate and the movable arc plate are both outwards protruded. One end of the bolt is fixed on the movable arc plate, the other end of the bolt is a free end, a first threaded hole matched with the bolt is formed in the fixed arc plate, the free end of the bolt penetrates through the first threaded hole and extends to the outside of the large chain wheel and the small chain wheel, and a rocking handle is fixedly arranged at the free end of the bolt.

Preferably, a rubber pad is arranged inside the movable arc plate and fixed on the movable arc plate.

Preferably, the adjustable tensioning wheel comprises a tensioning wheel, an adjusting bolt, a fixed seat and a handle. The fixing seat is fixedly arranged above the movable platform, the fixing seat is door-shaped, a second threaded hole matched with the adjusting bolt is formed in the middle of the upper end of the fixing seat, the adjusting bolt penetrates through the second threaded hole, the upper end of the adjusting bolt is fixedly connected with the tensioning wheel, and the lower end of the adjusting bolt is fixedly connected with the handle.

Preferably, a reinforcing block is fixedly arranged in the middle of the upper portion of the fixing seat, a third threaded hole identical to the second threaded hole is formed in the reinforcing block, and the adjusting bolt sequentially penetrates through the fixing seat and the reinforcing block through the second threaded hole and the third threaded hole.

Preferably, the telescopic locking device is provided in 2 sets.

Preferably, the bottom of the movable platform is provided with a brake device.

The utility model has the advantages that: the utility model has simple structure, is convenient for slow disc braking and accurate positioning to the transmission equipment when the large-scale transmission equipment is overhauled, saves time and labor; the arrangement of the rubber pad can ensure that the connection between the large chain wheel and the small chain wheel and the transmission motor shaft is firmer, and simultaneously, the abrasion between the movable arc plate and the transmission motor shaft is greatly reduced; the tightness of the chain can be adjusted by the arrangement of the adjustable tensioning wheel; the arrangement of the reinforcing block can prevent the abrasion or the cracking of the two positions of the threaded hole on the fixed seat, and the service life of the adjustable tension wheel is prolonged; the brake device can improve the stability of the movable platform, and can reduce the force of the movable platform on the telescopic locking device, thereby prolonging the service life of the telescopic locking device.

Drawings

The invention will be further explained with reference to the accompanying drawings, which are simplified schematic drawings and are only schematic illustrations of the basic structure of the invention and do not constitute a limitation of the invention:

fig. 1 is a schematic structural view of a slow disc braking device of the transmission device of the invention;

in the figure, 1, a large chain wheel, 2, a small chain wheel, 3, a chain, 4, an adjustable locking pressure plate, 41, a fixed arc plate, 42, a movable arc plate, 43, a bolt, 44, a rocking handle, 45, a first threaded hole, 46, a rubber pad, 5, a three-phase motor, 6, a reversing switch, 7, a movable platform, 8, an adjustable tension wheel, 81, a tension wheel, 82, an adjusting bolt, 83, a fixed seat, 84, a handle, 85, a second threaded hole, 86, a reinforcing block, 87, a third threaded hole, 9, a telescopic locking device, 10 and a transmission equipment base.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure, as the terms used are used to describe particular embodiments only, and are not intended to limit the exemplary embodiments based on the disclosure.

Fig. 1 shows, the utility model relates to a transmission's slow dish arresting gear, including big sprocket 1, little sprocket 2, three-phase motor 5, two-way switch 6 and movable platform 7.

Big sprocket 1 is located the left side, little sprocket 2 is located the right side, big sprocket 1 with little sprocket 2 is connected through assorted chain 3 with it. The three-phase motor 5 is connected on the small chain wheel 2, and the reversing switch 6 is connected on the three-phase motor 5. The movable platform 7 is positioned below the chain 3, and a brake device (not shown in the figure) is arranged at the bottom of the movable platform 7.

And the large chain wheel 1 and the small chain wheel 2 are respectively provided with a set of adjustable locking pressure plate 4. Each set of the adjustable locking pressure plate 4 comprises three fixed arc plates 41, three movable arc plates 42 and three bolts 43. The fixed arc plate 41 is fixedly arranged on the same side (front side or rear side) of the large chain wheel 1 and the small chain wheel 2 and is uniformly distributed on the circumference direction of the large chain wheel 1 and the small chain wheel 2, the movable arc plate 42 is movably arranged inside the fixed arc plate 41, and the fixed arc plate 41 and the movable arc plate 42 are both outwards protruded. The inner part of the movable arc plate 42 is provided with a rubber pad 46, and the rubber pad 46 is fixed on the movable arc plate 42. One end of the bolt 43 is fixed on the movable arc plate 42, the other end of the bolt is a free end, a first threaded hole 45 matched with the bolt 43 is formed in the fixed arc plate 41, the free end of the bolt 43 penetrates through the first threaded hole 45 and extends to the outside of the large chain wheel 1 and the small chain wheel 2, and a rocking handle 44 is fixedly arranged at the free end of the bolt 43.

An adjustable tensioning wheel 8 is arranged above the movable platform 7 and used for adjusting the tightness of the chain 3. The adjustable tension wheel 8 comprises a tension wheel 81, an adjusting bolt 82, a fixed seat 83 and a handle 84. The fixed seat 83 is door-shaped and is fixedly arranged above the movable platform 7, and a second threaded hole 85 matched with the adjusting bolt 82 is formed in the middle of the upper end of the fixed seat 83. A reinforcing block 86 is fixedly arranged at the middle part above the fixed seat 83, and a third threaded hole 87 identical to the second threaded hole 85 is formed in the reinforcing block 86. The adjusting bolt 82 sequentially passes through the fixed seat 83 and the reinforcing block 86 through the second threaded hole 85 and the third threaded hole 87. The upper end of the adjusting bolt 82 is fixedly connected with the tensioning wheel 81, and the lower end is fixedly connected with the handle 84.

The movable platform 7 is further fixedly provided with a telescopic locking device 9 capable of stretching left and right, and the number of the telescopic locking devices 9 is 2.

The utility model discloses the embodiment who adopts does: connecting the 2 sets of telescopic locking devices 9 with a transmission equipment base 10 to be overhauled; then, the large chain wheel 1 and the small chain wheel 2 are connected with a transmission motor shaft of the transmission equipment to be overhauled by using the adjustable locking pressure plate 4; then the telescopic locking device 9 is adjusted to enable the movable platform 7 to be located at a proper position, and the handle 84 is shaken to enable the adjustable tension wheel 8 to adjust the tightness of the chain 3; and finally, controlling the steering of the three-phase motor 5 by using the reversing switch 6 so as to control the steering of the small chain wheel 2 and the large chain wheel 1. The three-phase motor 5 is started to drive the small chain wheel 2 to rotate slowly, then the large chain wheel 2 is driven to rotate through the chain 3, the large chain wheel and the small chain wheel drive the transmission motor to rotate, and further drive the transmission wheel of the equipment to be overhauled to rotate, and under the slow rotation of the transmission wheel of the equipment to be overhauled, components needing to be replaced, such as a steel cable, a riding wheel and the like can be conveniently positioned and fixed at the transmission wheel in sequence; when the driving wheel of the equipment to be overhauled needs to be reversely rotated, the reverse switch 6 is only needed to control the steering of the three-phase motor 5 so as to control the steering of the driving wheel of the equipment to be overhauled.

The utility model discloses simple structure is convenient for when large-scale transmission overhaul, carries out slow dish braking, accurate location, labour saving and time saving to transmission. The setting of adjustable locking pressure disk 4 can be convenient be connected big sprocket 1 and little sprocket 2 and the transmission motor shaft of the transmission equipment who waits to overhaul, and the setting of rubber pad 46 can make the big sprocket 1 and the connection between little sprocket 2 and the transmission motor shaft more firm, simultaneously, also greatly reduced the wearing and tearing between activity arc plate 42 and the transmission motor shaft. The position of the tension wheel 81 can be adjusted by adjusting the arrangement of the tension wheel 8 so as to adjust the tightness of the chain 3; the reinforcing block 86 can prevent the second threaded hole 85 on the fixing seat 83 from being worn or cracked, and the service life of the adjustable tensioning wheel 8 is prolonged. When the movable platform 7 is adjusted to a proper position by using the telescopic locking device 9, the movable platform 7 is fixed by using a brake device (not shown in the figure) arranged at the bottom of the movable platform 7, so that the stability of the movable platform 7 can be improved, the force of the movable platform 7 acting on the telescopic locking device 9 can be reduced, and the service life of the telescopic locking device 9 is prolonged.

In the description of the present invention, it should be understood that the term "right and left telescopic" is based on the positional relationship shown in the drawings; the directions of the large chain wheel 1 and the small chain wheel 2 close to the central shaft are 'inner' and the directions far away from the central shaft are 'outer'. The positional relationship of the descriptive terms is for the purpose of describing the present invention only and simplifying the description, and should not be construed as limiting the present invention.

In light of the foregoing, it is to be understood that various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (7)

1. A slow disc braking device of transmission equipment is characterized in that: including big sprocket, little sprocket, three phase machine, two direction switch and moving platform, big sprocket with little sprocket is connected through assorted chain big sprocket with respectively be equipped with one set of adjustable locking pressure disk on the little sprocket, three phase machine connects on the little sprocket, two direction switch connection are in on the three phase machine, moving platform is located the below of chain, the moving platform top is equipped with adjustable take-up pulley and is used for adjusting the elasticity of chain still fixed being equipped with the telescopic locking device that can control flexible on the moving platform.

2. The slow disc brake device of a transmission apparatus according to claim 1, wherein: every set adjustable locking pressure disk is including fixed arc board, activity arc board and bolt respectively three, fixed arc board is fixed to be set up big sprocket with same one side and evenly distributed of little sprocket is in big sprocket with on the circumferencial direction of little sprocket, the mobilizable setting of activity arc board is in the inside of fixed arc board, fixed arc board with activity arc board is all outside protrusion, bolt one end is fixed on the activity arc board, the other end is the free end, open on the fixed arc board have with bolt assorted screw hole one, the free end of bolt passes screw hole one stretch to big sprocket with little sprocket outside, the free end of bolt is fixed and is equipped with the rocking handle.

3. The slow disc brake device of a transmission apparatus according to claim 2, wherein: the rubber pad is arranged in the movable arc plate and fixed on the movable arc plate.

4. The slow disc brake device of a transmission apparatus according to claim 1, wherein: the adjustable tensioning wheel comprises a tensioning wheel, an adjusting bolt, a fixed seat and a handle, the fixed seat is fixedly arranged above the movable platform and is door-shaped, a second threaded hole matched with the adjusting bolt is formed in the middle of the upper end of the fixed seat, the adjusting bolt penetrates through the second threaded hole, the upper end of the second threaded hole is fixedly connected with the tensioning wheel, and the lower end of the adjusting bolt is fixedly connected with the handle.

5. The slow disc brake device of a transmission apparatus according to claim 4, wherein: and a reinforcing block is fixedly arranged in the middle of the upper part of the fixing seat, and a third threaded hole identical to the second threaded hole is formed in the reinforcing block, so that the adjusting bolt sequentially penetrates through the fixing seat and the reinforcing block through the second threaded hole and the third threaded hole.

6. The slow disc brake device of a transmission apparatus according to any one of claims 1 to 5, wherein: the telescopic locking device is set to be 2 sets.

7. The slow disc brake device of a transmission apparatus according to any one of claims 1 to 5, wherein: and a brake device is arranged at the bottom of the movable platform.

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