CN222709050U - A mud discharge structure for sewage treatment tank - Google Patents

Abstract

The utility model belongs to the technical field of sludge discharge from sewage treatment tanks, and discloses a sludge discharge structure for sewage treatment tanks, including a sewage tank body, wherein the interior of the sewage tank body also includes a sludge pulling assembly; the sludge pulling assembly includes a rolling shutter plate slidably arranged inside the sewage tank body, both ends of the rolling shutter plate are fixedly provided with limit frames, a connecting rod is rotatably arranged between the two limit frames, a hydraulic telescopic shaft is rotatably arranged on the outside of the right connecting rod, a traction spring is fixedly arranged on the outside of the left connecting rod, and a counterweight block is fixedly arranged on the other end of the traction spring, and the rolling shutter plate structure in the sludge pulling assembly can be directly pulled and lifted from the interior of the sewage tank body, and then the sludge on the rolling shutter plate can be directly brought out of the sewage tank body, so that the sludge treatment outside the sewage tank body is more convenient, and there will be no residual large sludge particles located outside the filter screen, which cannot be used for sludge discharge treatment, thereby achieving a better sludge discharge effect.

Description

Sludge discharging structure for sewage treatment box

Technical Field

The utility model belongs to the technical field of sludge discharge of sewage treatment tanks, and particularly relates to a sludge discharge structure for a sewage treatment tank.

Background

The sewage treatment box is storage equipment which enables sewage to reach the water quality requirement of being discharged into a certain water body or reused to carry out the purification process, and can carry out centralized treatment on sludge in water quality in the sewage discharge process.

Meanwhile, the application number is 202320971217.1, a mud discharging device for sewage treatment is characterized by comprising a sewage treatment box main body, wherein an inclined water stop plate is arranged in the sewage treatment box main body, a water storage cavity is arranged on one side of the water stop plate, a water filtering cavity is arranged on the other side of the water stop plate, a water filtering plate is arranged in the water filtering cavity, the water filtering plate and the water stop plate are obliquely and parallelly arranged, a mud discharging component is arranged between the water filtering plate and the water stop plate, a sealing plate is movably connected to the lower part of the sewage treatment box main body, a communication pipe is connected between the water storage cavity and the water filtering cavity, and an inclined water stop plate and a water filtering plate are arranged in the sewage treatment box, and a mud discharging cavity is formed between the water stop plate and the water filtering plate;

The existing sludge discharge device for sewage treatment is used for carrying out concentrated recovery and discharge on sludge through filtration, however, in the filtration process, part of sludge impurity residues in sewage can not pass through a filter screen all the time, the filtration sludge discharge treatment on the sludge can not be completed, and the residual part of sludge is more complicated to clean, so that the efficiency after repeated sludge discharge is affected.

Therefore, a sludge discharge structure for a sewage treatment tank is proposed to solve the above problems.

Disclosure of utility model

In order to solve the problems in the prior art, the utility model provides a sludge discharge structure for a sewage treatment tank, which has the advantages of being capable of rapidly cleaning residual sludge, and avoiding that part of sludge cannot pass through a filter screen and cannot be discharged.

In order to achieve the aim, the utility model provides the technical scheme that the sludge discharge structure for the sewage treatment tank comprises a sewage tank body, wherein the inside of the sewage tank body also comprises a sludge pulling component;

The mud pulling assembly comprises a rolling curtain plate which is arranged inside the sewage tank body in a sliding mode, limiting frames are fixedly arranged at two ends of the rolling curtain plate, a connecting rod is arranged between the limiting frames in a rotating mode, a hydraulic telescopic shaft is arranged on the right side in a rotating mode outside the connecting rod, a traction spring is fixedly arranged on the left side of the outer side of the connecting rod, and a balancing weight is fixedly arranged at the other end of the traction spring.

Preferably, a storage groove is formed in the top end of the rolling shutter plate, and the rolling shutter plate is arranged as a viable metal plate.

Preferably, the inner wall of the sewage tank body is fixedly provided with a fixed plate, the outer side of the fixed plate is rotatably provided with a pulley, and the pulley and the shutter plate are arranged in a sliding manner.

Preferably, the pulley is uniformly arranged on one circle of the fixed plate, and a rubber ring is arranged on the outer side of the pulley.

Preferably, the cleaning scraper is arranged above the rolling shutter plate in a sliding manner, a reciprocating screw rod is arranged in the cleaning scraper in a sliding manner, a servo motor is fixedly arranged at the rear end of the reciprocating screw rod, and a base is fixedly arranged at the bottom end of the servo motor.

Preferably, the other end of the reciprocating screw rod is rotatably provided with a positioning plate, and the positioning plate and the base are positioned in a horizontal position.

Compared with the prior art, the utility model has the following beneficial effects:

1. According to the utility model, through the structure of the rolling curtain plate in the sludge pulling assembly, the rolling curtain plate can be directly pulled and lifted from the interior of the sewage tank body, so that sludge on the rolling curtain plate can be directly taken out of the sewage tank body together, the sludge treatment is more convenient and rapid outside the sewage tank body, and no residual larger sludge particles are positioned outside the filter screen, so that the sludge cannot be discharged, and a better sludge discharge effect is achieved.

2. According to the utility model, the reciprocating screw rod and the cleaning scraping structure are used for sliding reciprocally on the surface of the rolling shutter plate, so that the sludge on the surface of the rolling shutter plate can be automatically scraped, and the conditions of low efficiency and heavy pollution caused by manual scraping are avoided.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the mounting structure of the fixing plate of the present utility model;

FIG. 3 is a schematic view of the structure of FIG. 1A according to the present utility model;

fig. 4 is a schematic view showing a mounting structure of the cleaning blade of the present utility model.

In the figure, 1, a sewage tank body;

2. The mud pulling assembly, 21, a rolling curtain plate, 22, a fixed plate, 23, a pulley, 24, a limiting frame, 25, a connecting rod, 26, a hydraulic telescopic shaft, 27, a traction spring, 28 and a balancing weight;

3. the device comprises a base, a servo motor, a reciprocating screw rod, a cleaning scraper, a positioning plate and a positioning plate.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 4, the utility model provides a sludge discharge structure for a sewage treatment tank, which comprises a sewage tank body 1, wherein the inside of the sewage tank body 1 also comprises a sludge pulling component 2;

Draw mud subassembly 2 including sliding the setting at the inside roll screen board 21 of sewage box 1, roll screen board 21's both ends are all fixed to be provided with spacing 24, rotate between two spacing 24 and be provided with connecting rod 25, be located right side connecting rod 25 outside and rotate and be provided with hydraulic telescoping shaft 26, hydraulic telescoping shaft 26 can be through connecting rod 25 pulling spacing 24 and roll screen board 21 remove, control roll screen board 21 is opened from the inside removal of sewage box 1, be located left side connecting rod 25's the outside is fixed to be provided with traction spring 27, traction spring 27's the other end is fixed to be provided with balancing weight 28, when hydraulic telescoping shaft 26 stop work, can be through balancing weight 28 and traction spring 27 pulling roll screen board 21 reset.

Specifically, the top end of the rolling shutter plate 21 is provided with a storage tank, the rolling shutter plate 21 is arranged as a feasible metal plate, and the rolling shutter plate 21 can store more sludge through the storage tank and take out the sewage tank 1.

Further, the inner wall of the sewage tank body 1 is fixedly provided with a fixing plate 22, the outer side of the fixing plate 22 is rotatably provided with a pulley 23, the pulley 23 and the rolling shutter plate 21 are arranged in a sliding mode, and the rolling shutter plate 21 can move smoothly through the pulley 23.

Still further, the pulley 23 is arranged on the fixed plate 22 in a uniform shape, and the outer side of the pulley 23 is provided with a rubber ring, so that the pulley 23 can increase friction with the shutter plate 21 through the rubber ring structure, and the movement is more stable.

It is worth to say that the cleaning scraper 6 is slidably arranged above the rolling shutter plate 21, the reciprocating screw rod 5 is slidably arranged inside the cleaning scraper 6, the servo motor 4 is fixedly arranged at the rear end of the reciprocating screw rod 5, the base 3 is fixedly arranged at the bottom end of the servo motor 4, and the servo motor 4 drives the cleaning scraper 6 at the tail end of the main shaft to move on the surface of the rolling shutter plate 21 so as to scrape sludge.

It is worth noting that the other end of the reciprocating screw 5 is rotatably provided with a positioning plate 7, and the positioning plate 7 and the base 3 are positioned in a horizontal position, and the positioning plate 7 is matched with the base 3 to play a role in balanced support.

Meanwhile, the utility model also comprises a power supply, a controller, a switch and the like, which are not main technical points of the patent and are not repeated.

Working principle and flow:

The staff passes the rolling shutter 21 in the mud pulling assembly 2 through the fixed plate 22 of the sewage tank 1, the rolling shutter 21 slides through the sewage tank 1 through the pulley 23 of the fixed plate 22, the hydraulic telescopic shaft 26 connected with the outer side of the connecting rod 25 between the limiting frames 24 and the traction spring 27 structure are used for discharging sewage into the sewage tank 1, the sludge in the sewage is deposited, the sludge is deposited on the rolling shutter 21, the hydraulic telescopic shaft 26 structure is contracted, the connecting rod 25 and the limiting frames 24 structure can be pulled and pulled to move, the rolling shutter 21 can be controlled to gradually move, the rolling shutter 21 is pulled from the inside of the sewage tank 1 and moves along the pulley 23 of the fixed plate 22, the rolling shutter 21 can be controlled to gradually pull out from the inside of the sewage tank 1, after the rolling shutter 21 loaded with the sludge can be pulled out of the sewage tank 1 by stretching the balancing weight 28 at the other end of the traction spring 27, can directly clean the sludge on the rolling shutter plate 21, meanwhile, the rolling shutter plate 21 on the other side can store the sludge, wait for the sludge to be deposited on the rolling shutter plate 21, after the deposition is completed, the hydraulic telescopic shaft 26 stops working, the rolling shutter plate 21 can be pulled out of the interior of the sewage box body 1 through the balancing weight 28 and the traction spring 27, after the rolling shutter plate 21 is opened, the reciprocating screw rod 5 can be driven to rotate through the servo motor 4 on the base 3, further the cleaning scraper 6 structure on the outer side is driven to scrape the surface of the rolling shutter plate 21, the sludge can be cleaned rapidly, the sludge residue is avoided, the cleaning inconvenience is avoided, the problem that large-particle sludge cannot pass through a filter screen, the sludge cannot be cleaned out from the interior of the sewage box body 1 is effectively avoided, the reciprocating screw rod 5 is matched with the positioning plate 7 to keep the stability of the movement of the cleaning scraper 6, can directly clear up the inside mud of rolling shutter 21 bin through the brush, overall structure uses conveniently, and cleaning efficiency is higher.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The sludge discharge structure for the sewage treatment tank comprises a sewage tank body (1) and is characterized in that a sludge pulling assembly (2) is further arranged in the sewage tank body (1);

draw mud subassembly (2) including sliding the setting and be in inside roll curtain board (21) of sewage box (1), the both ends of roll curtain board (21) are all fixed and are provided with spacing (24), two rotate between spacing (24) and be provided with connecting rod (25), be located the right side the outside rotation of connecting rod (25) is provided with hydraulic telescoping shaft (26), is located the left side the outside of connecting rod (25) is fixed and is provided with traction spring (27), the other end of traction spring (27) is fixed and is provided with balancing weight (28).

2. The sludge discharging structure for a sewage treatment tank as claimed in claim 1, wherein a storage tank is provided at the top end of the rolling shutter plate (21), and the rolling shutter plate (21) is provided as a viable metal plate.

3. The sludge discharging structure for the sewage treatment tank as claimed in claim 1, wherein a fixing plate (22) is fixedly arranged on the inner wall of the sewage tank body (1), a pulley (23) is rotatably arranged on the outer side of the fixing plate (22), and the pulley (23) and the shutter plate (21) are slidably arranged.

4. A sludge discharging structure for a sewage treatment tank as claimed in claim 3, wherein the pulley (23) is provided in a uniform shape on one turn of the fixing plate (22), and a rubber ring is provided on the outer side of the pulley (23).

5. The sludge discharging structure for the sewage treatment tank of claim 1, wherein a cleaning scraper (6) is arranged above the rolling curtain plate (21) in a sliding manner, a reciprocating screw rod (5) is arranged in the cleaning scraper (6) in a sliding manner, a servo motor (4) is fixedly arranged at the rear end of the reciprocating screw rod (5), and a base (3) is fixedly arranged at the bottom end of the servo motor (4).

6. The sludge discharging structure for the sewage treatment tank as claimed in claim 5, wherein the other end of the reciprocating screw rod (5) is rotatably provided with a positioning plate (7), and the positioning plate (7) and the base (3) are positioned in a horizontal position.