CN219279525U - Filter equipment for sewage treatment - Google Patents

Abstract

The utility model provides a filter device for sewage treatment, which includes a sewage treatment tank, a water inlet funnel is connected through the outer wall of the top side of the sewage treatment tank, and a drainage pipe is installed through the outer wall of the bottom side of the sewage treatment tank. The end of the drain pipe is provided with a snap-fit filter assembly, the inside of the sewage treatment tank is provided with a screw slag discharge assembly, and one side of the outer wall of the sewage treatment tank is provided with a linkage dosing assembly, and the snap-fit filter assembly includes a For the filter disc at the end, blocks are symmetrically fixed on the outer walls of both sides of the filter disc; in the setting of the clamp filter assembly of the utility model, the filter disc on the filter device is installed by clamping, and it can also be conveniently filtered in the later stage The disassembly of the disc is beneficial to the replacement and cleaning of the filter disc on the filter device; the setting of the screw slag discharge assembly accelerates the flow of sewage and improves the filtration efficiency of sewage; it is also conducive to the automatic cleaning of filtered impurities.

Description

A filter device for sewage treatment

technical field

The utility model relates to the technical field of chemical processing equipment, in particular to a filter device for sewage treatment.

Background technique

A large amount of sewage will be produced in the process of chemical treatment. Chemical wastewater refers to the wastewater produced in the process of producing products in chemical plants, such as the production of ethylene, polyethylene, rubber, polyester, methanol, ethylene glycol, oil tank farms, air separation The oily wastewater from air compressor stations and other devices can generally meet the national secondary discharge standard after biochemical treatment. Due to the shortage of water resources, the water that meets the discharge standard needs to be further treated to meet the recovery requirements of industrial water replenishment. use. Since the impurities in the water are mainly suspended particles and fine hair fibers, the impurities are removed by using the principle of mechanical filtration and microporous filtration technology; the working status of the filter equipment is controlled by PLC or time relay to realize automatic backwashing and automatic operation, and the lifting pump provides the filter The required water head, the effluent is directly introduced into the production system, and the filter device is often used in the treatment of chemical sewage.

At present, the structure of the filter device used for chemical sewage treatment is relatively simple. The filter screen and filter plate structure on the filter device are mostly fixed installations, which is not conducive to disassembly and cleaning in the later stage. It is inconvenient to clean up, and the traditional filter device does not have the ability of linkage dosing, so it is very meaningful to design a filter device for sewage treatment.

Utility model content

The purpose of this utility model is to provide a filter device for sewage treatment to solve the problem that the existing filter screen and filter plate structure on the filter device for chemical sewage treatment proposed in the above background technology are mostly fixed installations, which is not conducive to later disassembly and cleaning. , The impurities after sewage filtration do not have the ability to automatically clean up, it is inconvenient to need to manually clean up in the later stage, and the traditional filter device does not have the problem of linkage dosing ability.

In order to achieve the above purpose, the utility model provides the following technical solutions: a filter device for sewage treatment, including a sewage treatment tank, the outer wall of the top side of the sewage treatment tank is connected with a water inlet funnel, the sewage treatment tank A drainage pipe is installed through the outer wall of the bottom of one side, and the end of the drainage pipe is provided with a clamping filter assembly. There are linkage dosing components.

Preferably, the snap-in filter assembly includes a filter disc arranged at the end of the drain pipe, blocks are symmetrically fixed on the outer walls of both sides of the filter disc, an inner groove is opened inside the block, and the inner A spring is fixed on the inner wall of one side of the groove, and a slider is arranged on the inner wall of the inner groove located on one side of the spring, and a pressure rod is fixed on one side of the outer wall of the slider, and one end of the pressure rod penetrates through the clamping block. Externally, guide grooves are symmetrically opened on the inner walls of both sides of the end of the drain pipe, a socket is formed on the outer wall of one side of the end of the guide groove, and a card slot is opened on the inner wall of the other end of the guide groove.

Preferably, the screw slag removal assembly includes a conveying screw rotatably installed inside the sewage treatment tank, a motor is fixed on one side of the outer wall of the sewage treatment tank, and one end of the output shaft of the motor is connected to one end of the rotating shaft of the conveying screw A slagging outlet is opened through the outer wall of the bottom of one side of the sewage treatment tank, a slagging chute is fixed on the outer wall of the sewage treatment tank on one side of the slagging outlet, and a slagging chute is fixed at the end of the slagging outlet. As for the valve plate, inserting blocks are fixed on the outer walls on both sides of the valve plate, and slots are provided on the inner walls on both sides of the end of the slag discharge chute.

Preferably, the linkage dosing assembly includes a medicine box arranged on one side of the outer wall of the sewage treatment tank, a turbo pump is fixed on one side of the sewage treatment tank, and one end of the rotating shaft of the delivery screw is connected to the turbo pump. One end of the drive shaft of the turbo pump is connected with a suction pipe, and one end of the suction pipe runs through the inside of the medicine box, the pump liquid end of the turbo pump is connected with a pump liquid pipe, and the pump liquid One end of the pipe runs through the inside of the sewage treatment tank.

Preferably, handles are fixed on the outer walls at both ends of one side of the filter disc.

Preferably, a liquid injection port is connected through the outer wall of the top side of the medicine box.

Compared with the prior art, the beneficial effects of the utility model are:

1. The setting of the clamping filter assembly, the filter disc on the filter device is installed by clamping, and the filter disc can be easily disassembled later, which is beneficial to the replacement and cleaning of the filter disc on the filter device;

2. The setting of the screw slag removal component, in the process of filtering sewage through the filter plate, the control motor drives the conveying screw to rotate, and the driving of the conveying screw accelerates the flow of sewage and improves the filtration efficiency of sewage; after sewage is filtered The impurities remain in the sewage treatment tank. During the cleaning process of impurities, stop the injection of sewage, pull out and remove the valve plate, and control the motor to drive the conveying screw to rotate in reverse. Under the driving action of the conveying screw, the sewage treatment tank will The impurities left by the filtration are transported to the slag discharge port and discharged through the slag discharge chute to realize the automatic cleaning of the filtered impurities.

3. The setting of the linkage dosing component, the above-mentioned sewage treatment conveying screw also drives the turbo pump to rotate during the forward rotation process, and the centrifugal force generated is pumped through the suction pipe for the sewage treatment agent in the medicine tank, and is input into the sewage treatment tank through the pump liquid pipe. In the sewage treatment tank, with the rotation of the conveying screw, the sewage and the treatment agent are fully mixed, and the chemical dosing treatment of the sewage is realized simultaneously.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of the first viewing angle of the utility model;

Fig. 2 is a schematic diagram of the stereoscopic structure of the second viewing angle of the utility model;

Fig. 3 is a front view cut-away structural schematic diagram of the clamping filter assembly in the utility model;

Fig. 4 is the enlarged structure diagram of A region in Fig. 1 of the utility model;

Fig. 5 is the enlarged structure diagram of B area in Fig. 3 of the utility model;

Fig. 6 is a three-dimensional cut-away structure schematic diagram of the screw slag discharge assembly in the utility model;

Fig. 7 is the enlarged structure diagram of the C area in Fig. 2 of the utility model;

Among them, the reference signs are specifically explained as follows: 1. Sewage treatment tank; 2. Water inlet funnel; 3. Drainage pipe; Bundle;

401, filter plate; 402, block; 403, inner groove; 404, spring; 405, slide block; 406, pressing rod; 407, guide groove; 408, socket; 409, draw-in groove;

501, conveying screw; 502, motor; 503, slag discharge port; 504, slag discharge chute; 505, valve plate; 506, insert block; 507, slot;

601, medicine box; 602, turbo pump; 603, suction pipe; 604, pump liquid pipe.

Detailed ways

The implementation of the present utility model is illustrated by specific specific examples below, and those skilled in the art can easily understand other advantages and effects of the present utility model from the content disclosed in this specification.

See Figures 1 through 7. It should be noted that the structures, proportions, sizes, etc. shown in the drawings attached to this specification are only used to match the content disclosed in the specification, for those who are familiar with this technology to understand and read, and are not used to limit the implementation of the utility model Therefore, it has no technical substantive meaning. Any modification of structure, change of proportional relationship or adjustment of size should still fall within the scope of The technical content disclosed by the utility model must be within the scope covered. At the same time, terms such as "upper", "lower", "left", "right", "middle" and "one" quoted in this specification are only for the convenience of description and are not used to limit this specification. The practicable range of the utility model, and the change or adjustment of its relative relationship, without any substantial change in the technical content, shall also be regarded as the practicable scope of the utility model.

Please refer to Fig. 1 to Fig. 7, the utility model provides a kind of filter device for sewage treatment, comprising sewage treatment tank 1, the top side outer wall of sewage treatment tank 1 is connected with water inlet funnel 2, a part of sewage treatment tank 1 A drainpipe 3 is installed through the outer wall of the side bottom, and the end of the drainpipe 3 is provided with a clamping filter assembly 4. The inside of the sewage treatment tank 1 is provided with a screw slag discharge assembly 5, and one side of the sewage treatment tank 1 is provided with a The linkage dosing component 6 enters the sewage through the water inlet funnel 2, the sewage enters the sewage treatment tank 1 for sewage treatment, and is discharged through the drain pipe 3, and the sewage is filtered through the filter assembly 4 during the discharge process treatment, the filtered water is discharged through the drain pipe 3, and the impurities left by the filtration are left inside the sewage treatment tank 1. In the later stage, the screw slag discharge assembly 5 is used to clean and discharge impurities under sewage filtration, and the linkage dosing assembly 6 Dosing treatment in the sewage treatment process is beneficial to the treatment of chemical sewage;

As shown in Fig. 1, Fig. 3, Fig. 4 and Fig. 5, the clamping filter assembly 4 includes a filter disc 401 arranged at the end of the drain pipe 3, and the outer walls of both sides of the filter disc 401 are symmetrically fixed with clamping blocks 402, and the clamping blocks 402 There is an inner groove 403 inside, a spring 404 is fixed on one side of the inner wall of the inner groove 403, a slider 405 is arranged on the inner wall of the inner groove 403 located on the side of the spring 404, and a pressure bar is fixed on one side of the outer wall of the slider 405 406, and one end of the pressure rod 406 runs through the outside of the block 402, and the inner wall on both sides of the end of the drain pipe 3 is symmetrically provided with a guide groove 407, and the outer wall of the end of the guide groove 407 is provided with a socket 408. The inner wall of the other end of the groove 407 is provided with a clamping groove 409, and the filter disc 401 at the end of the drain pipe 3 is installed by clamping. The socket 408 is aligned, and the filter disc 401 is pressed to insert the block 402 into the socket 408. During the process, the pressure rod 406 is in conflict with the guide groove 407, and the filter disc 401 is continuously pressed to make the pressure rod 406 move and shrink to the inside of the inner groove 403. The spring 404 is compressed by the slider 405, and then the filter disc 401 is rotated to make the block 402 move in the guide groove 407. When the block 402 moves to the slot 409, the action of the spring 404 will make the block 402 engage. Into the clamping groove 409, the filter disc 401 at the end of the drain pipe 3 is engaged and installed, otherwise the filter disc 401 can be easily disassembled, which is beneficial to the replacement and cleaning of the filter disc 401 on the filter device;

As shown in Figure 2, Figure 6 and Figure 7, the screw slag removal assembly 5 includes a conveying screw 501 that is rotatably installed inside the sewage treatment tank 1, a motor 502 is fixed on one side of the sewage treatment tank 1, and the output shaft of the motor 502 One end is connected to one end of the rotating shaft of the conveying screw 501, and a slag discharge outlet 503 is opened through the outer wall of the bottom of one side of the sewage treatment tank 1, and a slag discharge chute 504 is fixed on the outer wall of the sewage treatment tank 1 on the side of the slag discharge outlet 503. The end of the slag outlet 503 is provided with a valve plate 505, the outer walls of both sides of the valve plate 505 are fixed with inserts 506, and the inner walls of both sides of the end of the slag discharge chute 504 are provided with slots 507, through the above filter disc 401. During the filtration process of the sewage in the sewage treatment tank 1, the motor 502 can be controlled to drive the conveying screw 501 to rotate. Under the driving action of the conveying screw 501, the flow of the sewage is accelerated, the filtration efficiency of the sewage is improved, and the impurities left after the sewage is filtered In the sewage treatment tank 1, during the cleaning process of impurities in the later stage, the injection of sewage is stopped, the valve plate 505 is pulled out, and the control motor 502 works to drive the conveying screw 501 to rotate in reverse. Under the driving action of the conveying screw 501, the The impurities left by the filtration in the sewage treatment tank 1 are transported to the slag discharge port 503 and discharged through the slag discharge chute 504 to realize the cleaning of the filtered impurities in the sewage treatment tank 1 .

As shown in Figure 1, the linkage dosing assembly 6 includes a medicine box 601 arranged on the outer wall of one side of the sewage treatment tank 1, a turbine pump 602 is fixed on one side of the outer wall of the sewage treatment tank 1, and one end of the rotating shaft of the delivery screw 501 is connected to the turbine pump. One end of the driving shaft of the pump 602 is connected, the liquid suction end of the turbo pump 602 is connected with a liquid suction pipe 603, and one end of the liquid suction pipe 603 runs through the inside of the medicine box 601, and the pump liquid end of the turbo pump 602 is connected with a pump liquid pipe 604 , and one end of the pump liquid pipe 604 runs through the interior of the sewage treatment tank 1, and the above-mentioned sewage treatment conveying screw 501 also drives the turbo pump 602 to rotate during the normal rotation process, and the centrifugal force generated is carried out by the suction pipe 603 to the sewage in the medicine tank 601. The pumping of the treatment agent is input into the sewage treatment tank 1 through the pump liquid pipe 604, and in conjunction with the rotation of the conveying screw 501, the sewage and the treatment agent are fully mixed, and the sewage dosing treatment is realized synchronously.

As shown in FIG. 1 and FIG. 4 , handles 7 are fixed on the outer walls of both ends of one side of the filter disc 401 , and the filter disc 401 is facilitated to be clamped and disassembled through the handles 7 .

As shown in FIG. 1 , a liquid injection port is connected through the outer wall of the top side of the medicine box 601 , through which the medicine in the medicine box 601 can be replenished.

In this embodiment, during use, the sewage enters through the water inlet funnel 2, the sewage enters the sewage treatment tank 1 for sewage treatment, and is discharged through the drain pipe 3, and the sewage is discharged through the structure of the filter plate 401 during the discharge process. Sewage filtration treatment, the filtered water is discharged through the drain pipe 3, and the impurities left by the filtration are left inside the sewage treatment tank 1, and the filter disc 401 at the end of the drain pipe 3 is installed by clamping. Align the block 402 at both ends of the filter plate 401 with the socket 408 at the end of the drain pipe 3, press the filter plate 401 so that the block 402 is inserted into the socket 408, and the pressing rod 406 is in conflict with the guide groove 407 during the process, keep pressing The filter disc 401 makes the pressure rod 406 move and shrink to the inside of the inner groove 403, and the spring 404 is compressed by the slider 405 in the process, and then the filter disc 401 is rotated to make the block 402 move in the guide groove 407, and when the block 402 moves to At the clamping slot 409, the action of the spring 404 will cause the clamping block 402 to snap into the clamping slot 409, so as to realize the clamping installation of the filter disc 401 at the end of the drain pipe 3, and vice versa, the filter disc 401 can be easily disassembled. It is beneficial to the replacement and cleaning of the filter disc 401 on the filter device; during the filtration process of the sewage in the sewage treatment tank 1 through the filter disc 401, the motor 502 can be controlled to drive the conveying screw 501 to rotate, and it can be accelerated under the driving action of the conveying screw 501 The flow of sewage is improved, and the filtration efficiency of sewage is improved. During the forward rotation of the conveying screw 501, the turbine pump 602 is also driven to rotate, and the centrifugal force generated is pumped through the suction pipe 603 to pump the sewage treatment agent in the medicine box 601. The liquid pipe 604 is input into the sewage treatment tank 1, and cooperates with the rotation of the conveying screw 501 to fully mix the sewage and the treatment agent, and simultaneously realize the dosing treatment of the sewage; the impurities after the sewage filtration are left in the sewage treatment tank 1, and the impurities are removed later. During the cleaning process, stop the injection of sewage, pull out and remove the valve plate 505, control the motor 502 to drive the conveying screw 501 to rotate in reverse, and under the driving action of the conveying screw 501, the impurities left in the sewage treatment tank 1 will be filtered transported to the slag discharge port 503, and discharged through the slag discharge chute 504, so as to realize the cleaning of the filtered impurities in the sewage treatment tank 1.

The above-mentioned embodiments only illustrate the principles and effects of the present utility model, but are not intended to limit the present utility model. Anyone familiar with this technology can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or changes made by those with ordinary knowledge in the technical field without departing from the spirit and technical ideas disclosed in the utility model should still be covered by the claims of the utility model.

Claims (6)

1. The utility model provides a sewage treatment is with filter equipment, includes sewage treatment jar (1), its characterized in that: the sewage treatment tank is characterized in that a water inlet funnel (2) is connected to the outer wall of one side of the top of the sewage treatment tank (1) in a penetrating manner, a drain pipe (3) is arranged on the outer wall of one side of the bottom of the sewage treatment tank (1) in a penetrating manner, a clamping filter assembly (4) is arranged at the end part of the drain pipe (3), a screw deslagging assembly (5) is arranged in the sewage treatment tank (1), and a linkage dosing assembly (6) is arranged on the outer wall of one side of the sewage treatment tank (1).

2. The filtering device for sewage treatment according to claim 1, wherein the clamping filtering component (4) comprises a filtering disc (401) arranged at the end part of the water draining pipe (3), clamping blocks (402) are symmetrically fixed on the outer walls of two sides of the filtering disc (401), an inner groove (403) is formed in the clamping blocks (402), a spring (404) is fixed on one inner wall of the inner groove (403), a sliding block (405) is arranged on the inner wall of the inner groove (403) positioned at one side of the spring (404), a pressing rod (406) is fixed on one outer wall of the sliding block (405), one end of the pressing rod (406) penetrates through the outer part of the clamping blocks (402), guide grooves (407) are symmetrically formed in the inner walls of two sides of the end part of the water draining pipe (3), inserting holes (408) are formed in the outer wall of one side of the end part of the guide grooves (407), and clamping grooves (409) are formed in the inner wall of the other end of the guide grooves (407).

3. The filtering device for sewage treatment according to claim 1, wherein the screw deslagging assembly (5) comprises a conveying screw (501) rotatably installed inside the sewage treatment tank (1), a motor (502) is fixed on one side outer wall of the sewage treatment tank (1), one end of an output shaft of the motor (502) is connected with one end of a rotating shaft of the conveying screw (501), a deslagging port (503) is formed in the outer wall of one side bottom of the sewage treatment tank (1) in a penetrating manner, a deslagging chute (504) is fixed on the outer wall of one side of the deslagging port (503), a valve plate (505) is arranged at the end part of the deslagging port (503), plug blocks (506) are fixed on two side outer walls of the valve plate (505), and slots (507) are formed in two side inner walls of the end part of the deslagging chute (504).

4. A filtration device for sewage treatment according to claim 3, wherein the linkage dosing assembly (6) comprises a medicine box (601) arranged on the outer wall of one side of the sewage treatment tank (1), a turbine pump (602) is fixed on the outer wall of one side of the sewage treatment tank (1), one end of a rotating shaft of the conveying screw (501) is connected with one end of a driving shaft of the turbine pump (602), a liquid suction end of the turbine pump (602) is connected with a liquid suction pipe (603), one end of the liquid suction pipe (603) penetrates through the inside of the medicine box (601), a liquid pumping end of the turbine pump (602) is connected with a liquid pumping pipe (604), and one end of the liquid pumping pipe (604) penetrates through the inside of the sewage treatment tank (1).

5. A filtering apparatus for sewage treatment according to claim 2, wherein a pull handle (7) is fixed to the outer wall of both ends of one side of the filtering disc (401).

6. The filtering apparatus for sewage treatment according to claim 4, wherein the liquid filling port is connected to the top side outer wall of the medicine tank (601).

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