Roller type transmission mechanism and filter press

Abstract

A roller transmission mechanism includes a support plate and a transmission assembly, the transmission assembly includes a toothed belt, a driving gear, and a driven gear; the toothed belt is a closed-loop structure and surrounds the outside of the driving gear and the driven gear, the toothed belt is meshed with the driving gear and the driven gear for transmission, the support plate is located between the driving gear and the driven gear, and the support plate is slidably connected to the toothed belt; the toothed belt includes a plurality of tooth blocks, the tooth blocks include a tooth block body and a roller, the roller is rotatably connected to the tooth block body, the roller is in rolling contact with the support plate, so that the toothed belt slides on the support plate through the roller. The present invention has the advantages of wide filter pressing surface, good dehydration effect, continuous operation, small transmission power, and not easy to wear, and belongs to the field of filter pressing and dehydration.

Description

Technical Field

[0001] The invention relates to the field of filter pressing and dehydration, and in particular to a roller type transmission mechanism and a filter press. Background Art

[0002] Nowadays, people's living standards are steadily improving, the manufacturing industry is developing rapidly, and environmental problems caused by sludge wastewater have also emerged. In order to manage the environment, the sludge wastewater discharged from the industry must be strictly treated before it can be discharged into nature. Therefore, sludge dewatering technology is of great significance in environmental governance, and mechanical dewatering is the most common. In mechanical dewatering, belt machines are extremely widely used, and the shortcomings of ordinary belt dewatering machines are quite obvious. For example, it occupies a large area, its filter pressing dewatering is achieved by relying on the pressure between the rollers, the filter pressing surface is small, and the pressure time is very short, so the filter screen is easily damaged. In addition, ordinary belt dewatering machines are driven by crawler belts, which are not only bulky, but also have large friction between the crawler belt and the pressure-bearing structure. They are very easy to wear under heavy loads and have high maintenance costs. Summary of the invention

[0003] In view of the technical problems existing in the prior art, the purpose of the present invention is to provide a roller transmission mechanism and a filter press that are not prone to wear.

[0004] In order to achieve the above-mentioned purpose, the present invention adopts the following technical scheme: a roller-type transmission mechanism, including a support plate and a transmission assembly, the transmission assembly includes a toothed belt, a driving gear, and a driven gear; the toothed belt is a closed-loop structure and surrounds the outside of the driving gear and the driven gear, the toothed belt is meshed with the driving gear and the driven gear respectively for transmission, the support plate is located between the driving gear and the driven gear, and the support plate is slidably connected with the toothed belt; the toothed belt includes a plurality of tooth blocks, the tooth blocks include a tooth block body and a roller, the roller is rotatably connected with the tooth block body, the roller is in rolling contact with the support plate, so that the toothed belt slides on the support plate through the roller. After adopting this structure, it is used for a filter press, the outer side of the toothed belt forms a filter pressing surface, and there is rolling friction between the toothed belt and the support plate when the toothed belt moves. Compared with the original sliding friction, its friction force is small, the required power is small, and it is not easy to wear.

[0005] As a preferred embodiment, there are multiple transmission assemblies, and the axes of the driving gears of the multiple transmission assemblies are the same. After adopting this structure, different numbers of transmission assemblies can be selected according to needs, and the toothed belts of the multiple transmission assemblies are all supported by the support plate.

[0006] As a preference, there is a gap between adjacent toothed belts along the axial direction of the driving gear.

[0007] As a preferred embodiment, a tooth block includes two groups of rollers, which are arranged in parallel along the axis of the rollers; the main body of the tooth block includes a bottom structure located on the inside and a top structure located on the outside, the inside of the bottom structure is provided with tooth grooves for meshing with the gears, the outside of the top structure is a plane, and the bottom structure is located between the two groups of rollers. With this structure, the tooth block slides on the support plate through the two groups of rollers, which is stable and reliable.

[0008] As a preferred embodiment, the roller includes a bearing and a protruding layer, the protruding layer is sleeved on the outer side of the bearing, a rotating shaft is fixedly connected to the gear block body, and the bearing is sleeved on the outer side of the rotating shaft. After adopting this structure, the protruding layer can be made of wear-resistant material and is not easy to be damaged.

[0009] As a preferred embodiment, the toothed belt further comprises a steel wire, and the plurality of tooth blocks are sequentially connected by the steel wire. After adopting this structure, when a single tooth block is damaged, the damaged tooth block can be removed and replaced, and the maintenance cost is low.

[0010] As a preferred embodiment, a wire hole is formed on the tooth block, and the steel wire passes through the wire holes on the plurality of tooth blocks in sequence. After adopting this structure, the tooth block is not easy to fall off and is easy to maintain.

[0011] As a preferred embodiment, a mounting plate is fixedly connected to the support plate, a threaded hole is formed on the mounting plate, and the axis of the threaded hole is perpendicular to the axis of the driving gear. After adopting this structure, when in use, the height of the roller transmission mechanism can be adjusted by the cooperation between the screw and the threaded hole.

[0012] As a preferred embodiment, the support plate is a rectangular parallelepiped structure.

[0013] A filter press adopts the above-mentioned roller transmission mechanism, including a frame, a driving motor, an upper filter screen, a lower filter screen, a driving shaft, and a driven shaft; the support plate is fixedly connected to the frame, the driving motor is installed on the frame, the driving motor is connected to the driving shaft and drives the driving shaft to rotate, the driving gear is fixedly sleeved on the driving shaft, the driven gear is fixedly sleeved on the driven shaft, and the driven shaft is rotatably connected to the frame; the number of roller transmission mechanisms is two, the two roller transmission mechanisms are arranged up and down, the axis of the driving gear is horizontal, the upper filter screen surrounds the outer side of the upper roller transmission mechanism, the lower filter screen surrounds the outer side of the lower roller transmission mechanism, and a filter press area is formed between the two roller transmission mechanisms. After adopting this structure, the sludge passes through the filter press area and is squeezed, the support plate can effectively bear the pressure during dehydration, and the dehydration effect is good.

[0014] In general, the present invention has the following advantages: wide filter pressing surface, good dehydration effect, continuous operation and easy maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a front view of a roller transmission mechanism.

[0016] Figure 2 It is a three-dimensional diagram of a roller transmission mechanism.

[0017] Figure 3 for Figure 2 Magnified view of area A.

[0018] Figure 4 A three-dimensional diagram of the gear block.

[0019] Figure 5 This is the front view of the gear block.

[0020] Among them, 1 is a support plate, 2 is a driving gear, 3 is a driven gear, 4 is a toothed belt, and 5 is a mounting plate.

[0021] 41 is the gear block body, 42 is the roller, 43 is the wire hole, and 44 is the tooth groove. DETAILED DESCRIPTION

[0022] The present invention will be further described in detail below in conjunction with specific implementation methods.

[0023] A roller type transmission mechanism comprises a support plate and a transmission assembly, wherein the transmission assembly comprises a toothed belt, a driving gear and a driven gear; the toothed belt is in a closed loop structure and surrounds the outer sides of the driving gear and the driven gear, the toothed belt is meshed with the driving gear and the driven gear respectively for transmission, the support plate is located between the driving gear and the driven gear, and the support plate is slidably connected to the toothed belt; the toothed belt comprises a plurality of tooth blocks, the tooth blocks comprise a tooth block body and a roller, the roller is rotatably connected to the tooth block body, the roller is in rolling contact with the support plate, so that the toothed belt slides on the support plate through the roller.

[0024] There are multiple transmission components, and the axes of the driving gears of the multiple transmission components are the same.

[0025] There are gaps between adjacent toothed belts along the axial direction of the driving gear.

[0026] A gear block includes two groups of rollers, which are arranged in parallel along the axis of the rollers; the gear block body includes a bottom structure located on the inner side and a top structure located on the outer side, the inner side of the bottom structure is provided with tooth grooves that mesh with the gears, the outer side of the top structure is a plane, and the bottom structure is located between the two groups of rollers.

[0027] The roller comprises a bearing and a protruding layer, wherein the protruding layer is sleeved on the outer side of the bearing, a rotating shaft is fixedly connected to the gear block body, and the bearing is sleeved on the outer side of the rotating shaft.

[0028] The toothed belt also includes steel wires, and a plurality of tooth blocks are sequentially connected by the steel wires.

[0029] The tooth blocks are provided with wire holes, and the steel wires pass through the wire holes on the plurality of tooth blocks in sequence.

[0030] The supporting plate is fixedly connected with a mounting plate, the mounting plate is provided with a threaded hole, and the axis of the threaded hole is perpendicular to the axis of the driving gear.

[0031] The supporting plate is a rectangular parallelepiped structure.

[0032] A filter press adopts the above-mentioned roller transmission mechanism, including a frame, a driving motor, an upper filter screen, a lower filter screen, a driving shaft, and a driven shaft; a support plate is fixedly connected to the frame, the driving motor is installed on the frame, the driving motor is connected to the driving shaft and drives the driving shaft to rotate, the driving gear is fixedly sleeved on the driving shaft, the driven gear is fixedly sleeved on the driven shaft, and the driven shaft is rotatably connected to the frame; there are two roller transmission mechanisms, the two roller transmission mechanisms are arranged up and down, the axis of the driving gear is horizontal, the upper filter screen surrounds the outer side of the upper roller transmission mechanism, the lower filter screen surrounds the outer side of the lower roller transmission mechanism, and a filter pressing area is formed between the two roller transmission mechanisms.

[0033] The two roller-type transmission mechanisms are locked by a screw rod, and the distance between the two roller-type transmission mechanisms can be adjusted, thereby adjusting the filter press height.

[0034] The above embodiments are preferred implementation modes of the present invention, but the implementation modes of the present invention are not limited to the above embodiments. Any other changes, modifications, substitutions, combinations, and simplifications made without departing from the spirit and principles of the present invention shall be equivalent replacement methods and shall be included in the protection scope of the present invention.

Claims

1. A roller transmission mechanism, Features: It includes a support plate and a transmission assembly, and the transmission assembly includes a toothed belt, a driving gear, and a driven gear; The toothed belt is in a closed loop structure and surrounds the outer sides of the driving gear and the driven gear. The toothed belt is meshed with the driving gear and the driven gear for transmission respectively. The support plate is located between the driving gear and the driven gear, and the support plate is slidably connected with the toothed belt. The toothed belt comprises a plurality of tooth blocks, the tooth blocks comprise a tooth block body and a roller, the roller is rotatably connected to the tooth block body, the roller is in rolling contact with the support plate, so that the toothed belt slides on the support plate through the roller; The toothed belt also includes a steel wire, and the plurality of tooth blocks are sequentially connected by the steel wire; A gear block includes two sets of rollers, and the two sets of rollers are arranged in parallel along the axis direction of the rollers; The gear block body includes a bottom structure located on the inside and a top structure located on the outside. The inside of the bottom structure is provided with tooth grooves for meshing with the gears. The outside of the top structure is a plane. The bottom structure is located between the two sets of rollers. The roller includes a bearing and a protruding layer, the protruding layer is sleeved on the outer side of the bearing, a rotating shaft is fixedly connected to the gear block body, and the bearing is sleeved on the outer side of the rotating shaft; The tooth blocks are provided with wire holes, and the steel wires pass through the wire holes on the plurality of tooth blocks in sequence.

2. A roller transmission mechanism according to claim 1, Features: There are multiple transmission components, and the axes of the driving gears of the multiple transmission components are the same.

3. A roller transmission mechanism according to claim 2, Features: There are gaps between adjacent toothed belts along the axial direction of the driving gear.

4. A roller transmission mechanism according to claim 1, Features: The supporting plate is fixedly connected with a mounting plate, the mounting plate is provided with a threaded hole, and the axis of the threaded hole is perpendicular to the axis of the driving gear.

5. A roller transmission mechanism according to claim 1, Features: The supporting plate is a rectangular parallelepiped structure.

6. A filter press, using a roller transmission mechanism according to any one of claims 1 to 5, Features: It includes a frame, a driving motor, an upper filter, a lower filter, a driving shaft, and a driven shaft; The support plate is fixedly connected to the frame, the drive motor is installed on the frame, the drive motor is connected to the driving shaft and drives the driving shaft to rotate, the driving gear is fixedly sleeved on the driving shaft, the driven gear is fixedly sleeved on the driven shaft, and the driven shaft is rotatably connected to the frame; There are two roller transmission mechanisms, which are arranged up and down, with the axis of the driving gear horizontal. The upper filter screen surrounds the outer side of the upper roller transmission mechanism, and the lower filter screen surrounds the outer side of the lower roller transmission mechanism, forming a filter press area between the two roller transmission mechanisms.

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