CN220450001U

CN220450001U - Sludge press filter

Info

Publication number: CN220450001U
Application number: CN202321975556.3U
Authority: CN
Inventors: 马钟华; 王锦; 肖蓉; 牛志强
Original assignee: Sichuan Chemwa Environmental Protection Science & Technology Co ltd
Current assignee: Sichuan Chemwa Environmental Protection Science & Technology Co ltd
Priority date: 2023-07-26
Filing date: 2023-07-26
Publication date: 2024-02-06
Anticipated expiration: 2033-07-26

Abstract

The utility model discloses a sludge press filter, and belongs to the field of sludge press filtration. The sludge press filter comprises a filter cylinder, a plurality of supporting legs fixedly connected to the lower end of the filter cylinder, a fixing plate arranged on the upper side of the filter cylinder, and further comprises: a first pressure plate is arranged on the first pressing plate, is arranged in the filter cylinder; a second pressing plate arranged in the filter cylinder, the first pressing plate is arranged on the upper side of the second pressing plate; a connecting rod fixed on the upper side of the second pressing plate, the connecting rod penetrates through the first pressing plate; the limiting block is fixedly connected to the upper end of the connecting rod; the telescopic rod is fixedly connected to the lower side of the fixed plate and is fixedly connected to the upper side of the first pressing plate; the cavity is formed in the telescopic rod, and the limiting block is arranged in the cavity; the cleaning assembly is used for cleaning the residual sludge on the device; the mud removing assembly is used for scraping the mud after filter pressing; the utility model effectively removes the sludge after filter pressing, and simultaneously prevents the influence of the sludge sticking on the outer side of the filter cylinder on the filter pressing effect.

Description

Sludge press filter

Technical Field

The utility model relates to the technical field of sludge press filtration, in particular to a sludge press filter.

Background

With the development of social economy and urban treatment in China, the water supply and drainage pipe network is expanded, the sewage treatment plant is increased, the sludge yield is increased, but the current domestic sludge treatment and disposal level is very low, the sludge is mainly discarded after conventional concentration and dehydration, the requirements of sludge reduction, stabilization, harmlessness and recycling are difficult to be met, secondary pollution of the environment, water supply and drainage and the difficulty of normal operation of sewage treatment are brought. Although some water treatment enterprises also put into some sludge mechanical dewatering equipment, the technology is always unsatisfactory due to the fact that the technology is behind.

Most of the existing sludge press filter needs to manually take out the sludge after press filtration from a machine, and if the machine contains surplus sludge in the process of taking out, the surplus sludge needs to be manually cleaned so as to prevent the sludge deposit in the press filter after long-term press filtration from affecting the press filtration effect, and each press filtration needs to be manually cleaned, thus time and labor are very consumed.

Disclosure of Invention

The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide a sludge filter press which can overcome the problems or at least partially solve the problems.

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

the sludge press filter comprises a filter cylinder, a plurality of supporting legs fixedly connected to the lower end of the filter cylinder, a fixing plate arranged on the upper side of the filter cylinder, and further comprises: a first platen disposed within the filter cartridge; the second pressing plate is arranged in the filter cylinder, and the first pressing plate is arranged on the upper side of the second pressing plate; the connecting rod is fixed on the upper side of the second pressing plate and penetrates through the first pressing plate; the limiting block is fixedly connected to the upper end of the connecting rod; the telescopic rod is fixedly connected to the lower side of the fixed plate and is fixedly connected to the upper side of the first pressing plate; the cavity is formed in the output end of the telescopic rod, and the limiting block is arranged in the cavity; the cleaning assembly is used for cleaning the residual sludge on the device; and the mud removing assembly is used for scraping the mud after filter pressing.

In order to be convenient for clear away remaining mud on the second clamp plate, preferably, the cleaning assembly is including fixing the water pump of fixed plate upside, fixed plate downside fixedly connected with piston cylinder, just the water pump is linked together with the piston cylinder, be provided with the piston rod in the piston cylinder is slided, piston rod lower extreme fixedly connected with is in first clamp plate upside, piston cylinder fixedly connected with water pipe, just the water pipe is linked together with the piston cylinder, the water pipe other end fixedly connected with water ring, just the water ring is linked together with the water pipe, the basin has been seted up in the water ring, water ring upside is provided with the sprinkler, the sprinkler water inlet is linked together with the water ring.

In order to facilitate cleaning of the outer side of the filter cylinder, preferably, a plurality of nozzles are formed in the lower side of the water through ring at equal intervals in a circumferential direction.

In order to facilitate better cleaning of the outside of the cartridge, it is preferred that the spout be inclined with the direction of inclination directed toward the cartridge.

In order to facilitate removal of sludge after filter pressing on the second pressing plate, preferably, the sludge removing assembly comprises a fixing rod fixedly connected to the upper side of the water through ring, motors are symmetrically arranged at the upper ends of the fixing rod, a rotating shaft is fixedly connected to the output end of each motor, and scraping rods are arranged on the rotating shaft.

In order to facilitate scraping of the press-filtered sludge, the scraping rod is preferably arranged in an arc shape.

In order to prevent the sludge after filter pressing from being tightly attached to the second pressing plate and being difficult to scrape, preferably, an inclined table is arranged on the lower side of the scraping rod.

In order to prevent the first pressing plate from being clung to the sludge after press filtration and not being easily separated, preferably, a spring is arranged in the cavity.

In order to facilitate the injection of sludge between the first pressing plate and the second severe part, preferably, a sludge inlet is arranged on the first pressing plate.

Compared with the prior art, the utility model provides a sludge filter press, which has the following beneficial effects:

1. according to the sludge filter press, the sludge is introduced from the sludge inlet by opening the sludge inlet, then the sludge inlet is closed, the telescopic rod downwards extends to drive the first pressing plate to downwards squeeze the sludge, and water in the sludge is squeezed out of the filter cylinder.

2. This mud pressure filter upwards withdraws through the telescopic link, and the telescopic link drives first clamp plate and upwards moves, returns the original position at first clamp plate back, and the telescopic link continues to upwards withdraw, and the stopper is blocked on first clamp plate this moment to drive connecting rod and second clamp plate upwards move, until second clamp plate upper surface and section of thick bamboo upper end parallel and level, then open the motor, the motor drives the pole of scraping through the pivot and rotates, thereby scrapes the mud after the filter-pressing.

3. According to the sludge filter press, the piston rod is driven to slide towards the upper end of the piston cylinder through the telescopic rod, so that water in the piston cylinder is extruded into the water through the water pipe, finally, the water is sprayed onto the outer wall of the filter cylinder through the nozzle on the water through ring, the water sprayer is opened to spray water to the upper surface of the second pressing plate, and residual sludge on the upper surface of the second pressing plate is cleaned.

The device has no part which is the same as or can be realized by adopting the prior art, and the utility model effectively removes the sludge after filter pressing and simultaneously prevents the influence of the sludge sticking on the outer side of the filter cylinder on the filter pressing effect.

Drawings

FIG. 1 is a schematic diagram of a sludge press filter according to the present utility model;

FIG. 2 is a schematic cross-sectional view of a sludge press filter according to the present utility model;

FIG. 3 is an enlarged schematic view of the sludge press filter of FIG. 2A according to the present utility model;

FIG. 4 is an enlarged schematic view of the sludge press filter of the present utility model at B in FIG. 2;

fig. 5 is a schematic structural view of a scraping rod of the sludge press filter.

In the figure: 1. a filter cartridge; 101. a support leg; 102. a first platen; 103. a mud inlet; 2. a telescopic rod; 201. a cavity; 202. a limiting block; 203. a connecting rod; 204. a second pressing plate; 3. a water ring; 301. a water pipe; 302. a piston cylinder; 303. a piston rod; 304. a water pump; 305. a water tank; 306. a spout; 4. a motor; 401. a rotating shaft; 402. a fixed rod; 403. a scraping rod; 404. a ramp; 5. a fixing plate; 6. a water sprayer; 7. and (3) a spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1: referring to fig. 1, 2, 3, 4 and 5, the sludge press filter includes a filter cartridge 1, a plurality of legs 101 fixedly coupled to a lower end of the filter cartridge 1, and a fixing plate 5 provided at an upper side of the filter cartridge 1, and further includes: a first platen 102 disposed within the filter cartridge 1; a second pressing plate 204 disposed in the filter cartridge 1, and the first pressing plate 102 is disposed on an upper side of the second pressing plate 204; the connecting rod 203 is fixed on the upper side of the second pressing plate 204, and the connecting rod 203 penetrates through the first pressing plate 102; the limiting block 202 is fixedly connected to the upper end of the connecting rod 203; the telescopic rod 2 is fixedly connected to the lower side of the fixed plate 5, and the telescopic rod 2 is fixedly connected to the upper side of the first pressing plate 102; the cavity 201 is formed in the output end of the telescopic rod 2, and the limiting block 202 is arranged in the cavity 201; the cleaning assembly is used for cleaning the residual sludge on the device; and the mud removing assembly is used for scraping the mud after filter pressing.

The cleaning assembly comprises a water pump 304 fixed on the upper side of a fixed plate 5, a piston cylinder 302 is fixedly connected to the lower side of the fixed plate 5, the water pump 304 is communicated with the piston cylinder 302, a piston rod 303 is arranged in the piston cylinder 302 in a sliding manner, the lower end of the piston rod 303 is fixedly connected to the upper side of the first pressing plate 102, the piston cylinder 302 is fixedly connected with a water pipe 301, the water pipe 301 is communicated with the piston cylinder 302, the other end of the water pipe 301 is fixedly connected with a water through ring 3, the water through ring 3 is communicated with the water pipe 301, a water tank 305 is arranged in the water through ring 3, a water sprayer 6 is arranged on the upper side of the water through ring 3, and a water inlet of the water sprayer 6 is communicated with the water through ring 3 and is used for cleaning the outer side of the filter cartridge 1.

The lower side of the water ring 3 is provided with a plurality of nozzles 306 at equal intervals along the circumference, and the diameter of the nozzles 306 is not too large.

The spout 306 is disposed obliquely, with the oblique direction toward the filter cartridge 1.

The mud removing assembly comprises a fixed rod 402 fixedly connected to the upper side of the water ring 3, a motor 4 is symmetrically arranged at the upper end of the fixed rod 402, a rotating shaft 401 is fixedly connected to the output end of the motor 4, and a scraping rod 403 is arranged on the rotating shaft 401 and used for scraping down mud after filter pressing.

The scraping bar 403 is provided in an arc shape.

The lower side of the scraping rod 403 is provided with an inclined table 404, and the length of the inclined table 404 is matched with that of the scraping rod 403.

A spring 7 is disposed within the cavity 201.

The first pressing plate 102 is provided with a mud inlet 103, and the size of the mud inlet 103 can be set according to a pipeline connected with the mud inlet.

When the sludge is required to be subjected to filter pressing, the sludge inlet 103 is opened, the sludge is introduced from the sludge inlet 103, then the sludge inlet 103 is closed, the telescopic rod 2 stretches out downwards to drive the first pressing plate 102 to press the sludge downwards, and water in the sludge is extruded from the filter cylinder 1.

After the sludge press filtration is finished, the telescopic rod 2 is retracted upwards, the telescopic rod 2 drives the first pressing plate 102 to move upwards, after the first pressing plate 102 returns to the original position, the telescopic rod 2 continues to retract upwards, at the moment, the limiting block 202 is clamped on the first pressing plate 102, so that the connecting rod 203 and the second pressing plate 204 are driven to move upwards until the upper surface of the second pressing plate 204 is flush with the upper end of the filter cylinder 1, then the motor 4 is turned on, and the motor 4 drives the scraping rod 403 to rotate through the rotating shaft 401, so that the sludge after press filtration is scraped.

Simultaneously, the telescopic rod 2 drives the piston rod 303 to slide towards the upper end of the piston cylinder 302, so that water in the piston cylinder 302 is extruded into the water through the water pipe 301, finally, the water is sprayed to the lower side of the outer wall of the filter cylinder 1 through the nozzle 306 on the water through ring 3, the water sprayer 6 is opened to spray water to the upper surface of the second pressing plate 204, and the residual sludge on the upper surface of the second pressing plate 204 is cleaned.

Thereby effectively taking down the sludge after filter pressing and simultaneously preventing the outside of the filter cylinder 1 from being stuck with sludge to influence the filter pressing effect.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. A sludge press filter comprising: the filter cartridge (1), a plurality of landing legs (101) fixedly connected to the lower end of the filter cartridge (1) and a fixing plate (5) arranged on the upper side of the filter cartridge (1) are characterized by further comprising:

a first platen (102) disposed within the filter cartridge (1);

a second pressing plate (204) arranged in the filter cartridge (1), wherein the first pressing plate (102) is arranged on the upper side of the second pressing plate (204);

the connecting rod (203) is fixed on the upper side of the second pressing plate (204), and the connecting rod (203) penetrates through the first pressing plate (102);

the limiting block (202) is fixedly connected to the upper end of the connecting rod (203);

the telescopic rod (2) is fixedly connected to the lower side of the fixed plate (5), and the telescopic rod (2) is fixedly connected to the upper side of the first pressing plate (102);

the cavity (201) is formed in the output end of the telescopic rod (2), and the limiting block (202) is arranged in the cavity (201);

the cleaning assembly is used for cleaning the residual sludge on the device;

and the mud removing assembly is used for scraping the mud after filter pressing.

2. The sludge filter press according to claim 1, wherein the cleaning assembly comprises a water pump (304) fixed on the upper side of the fixed plate (5), a piston cylinder (302) is fixedly connected on the lower side of the fixed plate (5), the water pump (304) is communicated with the piston cylinder (302), a piston rod (303) is slidably arranged in the piston cylinder (302), the lower end of the piston rod (303) is fixedly connected on the upper side of the first pressing plate (102), a water pipe (301) is fixedly connected to the piston cylinder (302), the water pipe (301) is communicated with the piston cylinder (302), a water ring (3) is fixedly connected to the other end of the water pipe (301), the water ring (3) is communicated with the water pipe (301), a water tank (305) is arranged in the water ring (3), a water sprayer (6) is arranged on the upper side of the water ring (3), and a water inlet of the water sprayer (6) is communicated with the water ring (3).

3. A sludge press filter as claimed in claim 2, wherein the underside of the water ring (3) is provided with a plurality of nozzles (306) circumferentially equidistant.

4. A sludge press filter as claimed in claim 3, wherein the spout (306) is inclined in a direction towards the cartridge (1).

5. The sludge filter press according to claim 2, wherein the sludge removing assembly comprises a fixed rod (402) fixedly connected to the upper side of the water ring (3), motors (4) are symmetrically arranged at the upper ends of the fixed rod (402), a rotating shaft (401) is fixedly connected to the output end of each motor (4), and scraping rods (403) are arranged on the rotating shaft (401).

6. A sludge press as claimed in claim 5, wherein the scraping bar (403) is arranged in an arc.

7. A sludge press as claimed in claim 6, wherein the scraping bar (403) is provided with a ramp (404) on its underside.

8. A sludge press filter as claimed in claim 1, wherein a spring (7) is provided in the cavity (201).

9. A sludge press filter as claimed in claim 1, wherein the first press plate (102) is provided with a sludge inlet (103).