CN216330269U

CN216330269U - Combined structure of lateral directional liquid drainage crawler belt joint and crawler belt for filter press

Info

Publication number: CN216330269U
Application number: CN202120770050.3U
Authority: CN
Inventors: 康觉
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-15
Filing date: 2021-04-15
Publication date: 2022-04-19
Anticipated expiration: 2031-04-15

Abstract

The utility model discloses a side directional liquid drainage track section and track combined structure for a filter press, which comprises a track section body and a chain plate embedded in the middle of the body, wherein the track section is provided with a front shaft hole, a rear shaft hole, a middle chain wheel groove, a front water receiving groove, a rear sealing convex edge, a drain hole, a side drainage groove and a side water retaining edge. The filter pressing surface of the track link is provided with a herringbone groove which is tightly attached to the filter cloth, and the bearing surface of the track link is supported on a track formed by the needle roller bearings and runs on the track. The track section body is made of high-strength, high-hardness and wear-resistant modified reinforced engineering plastics, the chain plate is made of stainless steel, and a plurality of track sections form an annular track by pin shafts. Liquid in the materials is extruded out and flows through the filter cloth through the herringbone groove, the herringbone groove flows through the front water receiving groove and the drain hole, the liquid is collected to the side drain groove to be discharged, the side water retaining edge prevents filtrate from flowing onto the rail, and a bearing on the rail cannot be corroded and abraded due to the fact that the filtrate enters. And the chain plates embedded in the middle of the crawler sections bear the pulling force required by the crawler operation.

Description

Combined structure of lateral directional liquid drainage crawler belt joint and crawler belt for filter press

Technical Field

The utility model relates to the field of environment-friendly equipment, in particular to a combined structure of a pressurizing and filtering crawler belt for a filter press.

Background

The filter press is widely applied to solid-liquid separation in nonferrous metallurgy, mineral separation and coal dressing, ceramic building materials, petrochemical industry, papermaking foods, printing and dyeing textiles, biopharmaceuticals, municipal sewage and environmental protection industries, and a plate-and-frame filter press and a belt filter press are commonly used. Although the belt filter press can automatically clean the filter cloth and automatically and continuously filter, it is a long-term research topic to increase the filter pressure of the belt filter press because the filter pressure is low, the water content of the filter cake after treatment is high, and the filter cake cannot achieve the expected effect in many industrial applications and is gradually eliminated. A high-pressure filter press is disclosed in a patent No. ZL201922355419.X, a novel filter pressing mode is provided, namely, a plane crawler belt pressurization high-pressure filtering mode is adopted, so that the dehydration pressure of belt filter pressing is improved to the level of a high-pressure diaphragm plate-and-frame filter press, continuous feeding filtration, continuous automatic unloading and automatic filter cloth cleaning are realized, and the real full-automatic filtration is realized. However, by adopting the common track, the filtrate is not discharged directionally but flows to the track supporting the track randomly, and the filtrate can corrode and abrade the bearing on the track, thereby greatly reducing the service life of the bearing. The utility model further provides a side directional drainage track section and track combined structure for a filter press, liquid in materials is extruded out and penetrates through filter cloth, then flows through the water receiving groove and the drainage hole through the herringbone groove, is collected to the side drainage groove and is drained, and the side water retaining edge prevents the filter liquid from flowing onto the track, so that a bearing on the track cannot be corroded and abraded due to the fact that the filter liquid enters the bearing.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a side directional liquid drainage track link and a track combined structure for a filter press, filtrate can be directionally drained from the side of the track link, so that a bearing on a track cannot be corroded and abraded due to filtrate entering, and a chain plate embedded in the middle of the track link can bear the pulling force required by the running of the track.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a side directional liquid drainage caterpillar track section and caterpillar track combined structure for a filter press comprises a caterpillar track section body and a chain plate embedded in the middle of the body. The track section is provided with a front shaft hole, a rear shaft hole, a middle chain wheel groove, a front water receiving groove, a rear sealing convex edge, a drain hole, a side surface drain groove and a side surface water retaining edge.

Furthermore, the upper plane of the crawler belt joint is a filter pressing surface, and a herringbone groove is arranged on the filter pressing surface and is tightly attached to the filter cloth. The filter-pressing surface is provided with a plurality of drain holes, the drain holes are communicated with the side drainage grooves from the middle part of the crawler belt section body, and the number of the drain holes is determined by the water content of the materials and the amount of the extruded filtrate. The lower plane of the track link is a bearing surface, is supported on a track formed by needle roller bearings and runs on the track.

Furthermore, the front water receiving groove and the rear sealing convex edge of each crawler are respectively positioned at the front end and the rear end of each crawler joint, after the crawler is assembled, the rear sealing convex edges of two adjacent crawler joints are overlapped with the front water receiving groove, the rear sealing convex edges are positioned on the front water receiving groove and cover the front water receiving groove, and a drain hole is formed in the front water receiving groove and communicated with the lateral side drain groove from the middle of the crawler joint body.

Furthermore, a middle chain wheel groove is formed in the middle of each track link, a track link is inserted into the groove by a chain wheel for driving the track and meshed with a sleeve sleeved outside the pin shaft, so that the track is driven to run, and a chain plate embedded in the middle of each track link can bear the pulling force required by the running of the track.

Furthermore, the crawler belt is an annular crawler belt which is composed of a plurality of crawler belt sections through pin shafts, according to the processing capacity of materials and the width of filter cloth, the plurality of annular crawler belts are transversely connected in series through the shaft holes of the same row of crawler belt sections through the pin shafts to form a wide crawler belt with the width matched with the filter cloth, and the length of the pin shafts is correspondingly changed along with the difference of the width of the crawler belt.

Furthermore, the track section body is made of high-strength, high-hardness and wear-resistant modified reinforced engineering plastics, the chain plate is made of stainless steel and is embedded in the middle of the track section body, and the chain plate is preassembled in a mold before injection molding. Or the whole track link is made of aluminum alloy materials.

The utility model has the beneficial effects that: after the liquid in the material is squeezed out and permeates through the filter cloth, part of the liquid flows down from the drain holes of the filter pressing surface, part of the liquid flows to the water receiving tank from the herringbone tank, flows down through the drain holes in the water receiving tank and is collected to the side drain tank to be drained away from two sides of the track. The side water retaining edge prevents filtrate from flowing onto the track, so that a bearing on the track cannot be corroded and abraded due to the fact that the filtrate enters, and meanwhile, the stainless steel chain plate is embedded in the middle of the track section, and the tensile strength of the track is greatly improved.

Drawings

FIG. 1 is a side view schematic of the track link of the present invention.

Fig. 2 is a front view of a track link of the present invention.

Figure 3 is a cross-sectional view of track link a-a of the present invention.

FIG. 4 is a schematic top view of a track link according to the present invention.

Fig. 5 is a schematic view of the track structure of the present invention.

Detailed Description

The utility model is further described with reference to the following drawings and specific embodiments.

As shown in fig. 1 to 4, the track link of the utility model comprises a track link body 1 and a link plate 2 embedded in the middle of the body. According to the running direction of the crawler, a front shaft hole 3, a rear shaft hole 4, a middle chain wheel groove 5, a front water receiving groove 6, a rear sealing convex edge 7, a plurality of drain holes 8, a side drainage groove 9, a side water retaining edge 10, a filter pressing surface 11 and a bearing surface 12 are arranged on each crawler section. The filter pressing surface 11 is provided with herringbone grooves 13.

As shown in fig. 1, 3 and 4, a front water receiving tank 6 is arranged at the front end of the track link body 1, a drainage hole 8 is arranged in the front water receiving tank 6, and the drainage hole 8 is communicated with a side drainage groove 9 from the middle part of the track link body 1. The rear end of the track section body 1 is provided with a rear sealing convex edge 7, after the track is assembled, the rear sealing convex edges 7 of two front adjacent track sections are overlapped with the front water receiving groove 6, and the rear sealing convex edges 7 are arranged on the front water receiving groove 6 and cover the front water receiving groove 6.

As shown in fig. 3 and 4, a herringbone groove 13 and a plurality of drain holes 8 are arranged on the filter pressing surface 11, the drain holes 8 are communicated with the side drain grooves 9 from the middle part of the track link body 1, and the number of the drain holes 8 is determined according to the water content of the material and the amount of the extruded filtrate.

As shown in fig. 1, 2 and 4, lateral drainage grooves 9 and lateral water retaining edges 10 are arranged on two sides of the track link body 1.

As shown in fig. 2 to 4, an intermediate sprocket groove 5 is provided in the middle of the track link body 1, and link plates 2 are fitted to the track link body 1 on both sides of the intermediate sprocket groove 5.

As shown in figure 5, the crawler belt of the utility model is an annular crawler belt formed by pin shafts 14 penetrating through

shaft holes

3 and 4 on crawler belt sections and connecting adjacent crawler belt sections in series end to end, according to the treatment capacity of materials and the width of filter cloth, a plurality of annular crawler belts are transversely connected in series through the shaft holes of the same row of crawler belt sections through the pin shafts 14 to form a wide crawler belt with the width matched with the filter cloth, and the length of the pin shafts 14 is correspondingly changed along with the difference of the width of the crawler belt.

Working procedure of the utility model

After the material is extruded by the crawler belt serving as a pressing device of the filter press, liquid in the material is extruded out and flows to the filter pressing surface of the crawler belt through the filter cloth, enters the herringbone groove, flows through the front water receiving groove and the drain hole, is collected to the side drain groove to be drained, and the side water retaining edge prevents the filtrate from flowing onto the track, so that a bearing on the track cannot be corroded and abraded due to the fact that the filtrate enters.

The rear sealing convex edge of the front adjacent two crawler sections on the crawler belt is overlapped with the front water receiving groove, the rear sealing convex edge is arranged on the front water receiving groove and covers the front water receiving groove, filtrate flowing down from gaps of the front and rear adjacent two crawler sections can be received by the front water receiving groove and is discharged from the side face of the crawler section, and the whole crawler belt covers the lower track to play a role in water retaining and sealing.

After the track sections are assembled into a track, a chain wheel for driving the track is inserted into the track sections from a chain wheel groove in the middle of the track sections and is meshed with the sleeve sleeved outside the pin shaft, so that the track is driven to run. The chain plates on the two sides of the chain wheel groove bear the pulling force for dragging the caterpillar to run. The track runs on the track, and the bearing surface of the track joint is supported on the track formed by the needle roller bearings.

The above description is of the preferred embodiment of the present invention and the technical principles applied thereto, and it will be apparent to those skilled in the art that any changes and modifications based on the equivalent changes and simple substitutions of the technical solution of the present invention are within the protection scope of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a integrated configuration that is used for directional flowing back track festival of side and track of pressure filter which characterized in that: the crawler belt joint comprises a crawler belt joint body and a chain plate embedded in the middle of the body, wherein a front shaft hole, a rear shaft hole, a middle chain wheel groove, a front water receiving groove, a rear sealing convex edge, a water discharging hole, a side water discharging groove and a side water retaining edge are arranged on the crawler belt joint.

2. The combination of a side directed drain track link and track for a filter press according to claim 1, wherein: the upper plane of the track link is a filter pressing surface, a herringbone groove is formed in the upper plane and is tightly attached to the filter cloth, the filter pressing surface is provided with a plurality of drain holes, the drain holes are communicated with lateral drainage grooves from the middle of the track link body, the number of the drain holes is determined by the water content of filtered materials and the amount of extruded filtrate, and the lower plane of the track link is a bearing surface and is supported on a track formed by needle roller bearings and runs on the track.

3. The combination of a side directed drain track link and track for a filter press according to claim 1, wherein: the front water receiving groove and the rear sealing convex edge of the crawler are respectively positioned at the front end and the rear end of each crawler section, after the crawler is assembled, the rear sealing convex edges of two adjacent crawler sections are overlapped with the front water receiving groove, the rear sealing convex edges are positioned on the front water receiving groove and cover the front water receiving groove, and a drain hole is formed in the front water receiving groove and communicated with the side surface drainage groove from the middle of the crawler section body.

4. The combination of a side directed drain track link and track for a filter press according to claim 1, wherein: the middle of the crawler belt section is provided with a middle chain wheel groove, a chain wheel for driving the crawler belt is inserted into the crawler belt section in the groove and is meshed with the sleeve sleeved outside the pin shaft, so that the crawler belt is driven to run, and a chain plate embedded in the middle of the crawler belt section can bear the pulling force required by the running of the crawler belt.

5. The combination of a side directed drain track link and track for a filter press according to claim 1, wherein: the crawler belt is an annular crawler belt formed by connecting a plurality of crawler belt sections in series through pin shafts, and a wide crawler belt with the width matched with the filter cloth is formed by connecting a plurality of annular crawler belts in series through the shaft holes of the same row of crawler belt sections through the pin shafts in a transverse mode according to the material handling capacity and the filter cloth width.

6. The combination of a side directed drain track link and track for a filter press according to claim 1, wherein: the crawler belt section body is made of high-strength, high-hardness and wear-resistant modified reinforced engineering plastics, the chain plate is made of stainless steel and is embedded in the middle of the crawler belt section body, and the chain plate is preassembled in a mold before injection molding, or the whole crawler belt section is made of an aluminum alloy material.