CN210945149U - Coal-containing wastewater treatment device - Google Patents

Abstract

The utility model discloses a coal-containing wastewater treatment device, which relates to the technical field of wastewater treatment and comprises a water collecting tank, wherein a sewage pump, a sewage purifier, a sewage tank, a clean water tank and a recoil pump are sequentially arranged on one side of the water collecting tank from left to right, the water inlet end of the sewage pump is connected with the water collecting tank through a connecting pipe, the water outlet end of the sewage pump is connected with the sewage purifier through a water feeding pipe, the clean water outlet of the sewage purifier is connected with the clean water tank through a first water outlet pipe, and the sewage outlet of the sewage purifier is connected with the sewage tank through a second water outlet pipe. So as to improve the convenience when the medicine chest is cleared up.

Description

A coal-containing wastewater treatment device

technical field

The utility model belongs to the technical field of wastewater treatment, in particular to a coal-containing wastewater treatment device.

Background technique

Wastewater treatment is to use physical, chemical and biological methods to treat wastewater to purify wastewater and reduce pollution, so as to achieve wastewater recycling and reuse, and make full use of water resources.

However, the current coal-containing wastewater treatment devices on the market still have defects in use. For example, the wastewater needs to use a purifier in the treatment process, and when the wastewater enters the purifier, it is necessary to add drugs for wastewater treatment. Stir well and evenly, and it is difficult to clean up the medicine box for medicine after use, which makes the process of adding medicine extremely inconvenient. The working pressure of the purifier is relatively large, which leads to the problem that the device is difficult to use for a long time.

Utility model content

In order to overcome the deficiencies of the prior art, the purpose of the present invention is to provide a coal-containing waste water treatment device, which can make the blade stir the liquid medicine in the medicine box evenly through the paddle and the connecting rod and under the action of the motor, In order to improve the efficiency of chemical liquid purification of wastewater, the limit frame will also rotate synchronously with the paddle, so that the rubber strip will scrape the inner wall of the medicine box, so as to improve the convenience of cleaning the medicine box. When used, the filter plate can perform preliminary filtration of coal-containing wastewater, so as to reduce the pressure of the sewage purifier when it is working.

The technical scheme adopted by the utility model is as follows:

A coal-containing wastewater treatment device, comprising a water collection tank, one side of the water collection tank is sequentially installed with a sewage pump, a sewage purifier, a sewage tank, a clean water tank and a recoil pump, and the water inlet of the sewage pump is The end is connected with the water collecting tank through a connecting pipe, and the water outlet of the sewage pump is connected with the sewage purifier through a water supply pipe, and the clean water outlet of the sewage purifier is connected with the clean water tank through the first water outlet pipe. The sewage outlet of the sewage tank is connected with the sewage pool through the second water outlet pipe, the water inlet end of the recoil pump is connected with the clean water tank, and the water outlet end of the recoil pump is connected with the first water outlet pipe through the pipeline, and the sewage purification A PLC controller is installed on the front surface of the sewage purifier, a dosing mechanism is arranged on one side of the outer wall of the sewage purifier, and a preliminary filtering mechanism is arranged inside the sump, and the sewage purifier, the recoil pump and the sewage pump are It is electrically connected with the PLC controller.

Preferably, the medicine adding mechanism includes a medicine box and a motor, the medicine box is fixed on one side of the outer wall of the sewage purifier, and the medicine box and the water supply pipe are connected by pipes, and the motor is installed in the middle of the top of the medicine box The drive shaft of the motor is located inside the medicine box, and a paddle is installed, and a cleaning mechanism is installed on the outside of the paddle, and the motor is electrically connected with the PLC controller.

Preferably, the cleaning mechanism includes a limit frame, the limit frame and the paddle are connected by connecting rods, and the outer wall of the limit frame is fixed with a rubber strip, and the outer wall of the rubber strip is in contact with the inner wall of the medicine box .

Preferably, the inside of the paddle is provided with a through hole, and the cross-sectional shape of the limiting frame is a zigzag shape.

Preferably, the preliminary filtering mechanism includes a filter plate, the filter plate is located above the interior of the sump, one end of the filter plate is connected to the sump through a rotating shaft, and the other end of the filter plate is fixed with a connecting plate, so A hydraulic rod is installed obliquely on one side of the outer wall of the water collecting tank through a fixing frame, and the telescopic end of the hydraulic rod is rotatably connected with the connecting plate through a rotating seat.

Preferably, support blocks are fixed on both sides of the bottom of the filter plate inside the sump, and the cross-sectional shape of the support blocks is triangular.

To sum up, due to the adoption of the above-mentioned technical solutions, the beneficial effects of the present utility model are:

1. In the present utility model, under the action of the motor, the paddles and the connecting rod can stir the liquid medicine in the medicine box evenly, so as to improve the efficiency of the liquid medicine when purifying the waste water, and at the same time, the limit frame will also It rotates synchronously with the paddle, so that the rubber strip scrapes the inner wall of the medicine box, so as to improve the convenience of cleaning the medicine box.

2. In the present utility model, through the preliminary filtering mechanism provided, the filter plate can perform preliminary filtering on the coal-containing waste water during use, so as to reduce the pressure of the sewage purifier during operation. One side of the filter plate is lifted, and then the sundries on the top of the filter plate are separated from the filter plate by gravity, so that the device can work for a long time.

Description of drawings

Fig. 1 is the front view of the utility model;

Fig. 2 is the sectional view of the utility model sump;

Fig. 3 is the enlarged view of A part in Fig. 1;

Fig. 4 is the sectional view of the utility model medicine box;

In the picture: 1. Water collection tank; 2. Water supply pipe; 3. Medicine box; 4. Motor; 5. First water outlet pipe; 6. Recoil pump; 7. Clear water tank; Water pipe; 10, sewage pump; 11, support block; 12, filter plate; 13, connecting plate; 14, hydraulic rod; 15, fixing frame; 16, rubber strip; 17, limit frame; 18, connecting rod; 19, 20, through hole; 21, sewage purifier; 22, PLC controller.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clearly understood, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not used to limit the present invention.

Embodiment 1: Referring to Figures 1-4, a coal-containing wastewater treatment device includes a water collection tank 1, and one side of the water collection tank 1 is sequentially installed with a sewage pump 10, a sewage purifier 21, a sewage tank 8, and clean water from left to right. Pool 7 and recoil pump 6, the inlet end of the sewage pump 10 is connected with the collecting tank 1 through the connecting pipe, and the outlet end of the sewage pump 10 is connected with the sewage purifier 21 through the water supply pipe 2, and the clean water of the sewage purifier 21 is connected. The outlet is connected with the clean water tank 7 through the first water outlet pipe 5, the sewage outlet of the sewage purifier 21 is connected with the sewage tank 8 through the second water outlet pipe 9, and the water inlet end of the recoil pump 6 is connected with the clean water tank 7, and The water outlet end of the recoil pump 6 is connected with the first water outlet pipe 5 through a pipeline, a PLC controller 22 is installed on the front surface of the sewage purifier 21, and a dosing mechanism is arranged on one side of the outer wall of the sewage purifier 21. The interior is provided with a preliminary filtering mechanism, and the sewage purifier 21, the recoil pump 6 and the sewage pump 10 are all electrically connected to the PLC controller 22;

The model used by the PLC controller 22 is CPU226, and the models used by the recoil pump 6 and the sewage pump 10 are both 50CQ-25. The PLC controller 22 can control the working state of the sewage purifier 21, the recoil pump 6 and the sewage pump 10. ;

After the waste water in the collection tank 1 is extracted by the sewage pump 10, it will enter the interior of the sewage purifier 21 through the water supply pipe 2, and then under the action of the sewage purifier 21, the waste water will be divided into two parts, one part is sewage and the other part is clean water. Then, the sewage will enter the sewage pool 8 through the second water outlet pipe 9, and the clean water will enter the clean water tank 7 through the first water outlet pipe 5, so as to complete the wastewater treatment operation. The clean water in the clean water tank 7 is extracted and sent to the inside of the first water outlet pipe 5 , and then the first water outlet pipe 5 is backwashed, so as to prolong the service life of the first water outlet pipe 5 .

Referring to FIG. 4 , the dosing mechanism includes a medicine box 3 and a motor 4 , the medicine box 3 is fixed on one side of the outer wall of the sewage purifier 21 , and the medicine box 3 is connected with the water supply pipe 2 through pipes, and the motor 4 is installed on the side of the medicine box 3 . In the middle of the top, the drive shaft of the motor 4 is located inside the medicine box 3, and a paddle 19 is installed, and a cleaning mechanism is installed on the outside of the paddle 19. The motor 4 is electrically connected with the PLC controller 22, and the model used by the motor 4 is Y2- 90L-4;

The cleaning mechanism includes a limit frame 17, the limit frame 17 is connected with the paddle 19 through the connecting rod 18, and the outer wall of the limit frame 17 is fixed with a rubber strip 16, and the outer wall of the rubber strip 16 is in contact with the inner wall of the medicine box 3;

The inside of the paddle 19 is provided with a through hole 20, and the cross-sectional shape of the limiting frame 17 is a zigzag shape;

When in use, the medicinal liquid used in wastewater treatment is stored in the medicine box 3, and then the motor 4 drives the paddle 19 to rotate, and then the medicinal liquid is stirred, so that the components in the medicinal liquid are mixed evenly, thereby improving the medicinal liquid. Efficiency when purifying waste water, when the paddle 19 rotates, the limiting frame 17 also rotates synchronously with the paddle 19, so that the rubber strip 16 can scrape the inner wall of the medicine box 3, so as to improve the cleanliness of the medicine box 3 Spend.

2-3, the preliminary filtering mechanism includes a filter plate 12, the filter plate 12 is located above the interior of the sump 1, one end of the filter plate 12 is connected to the sump 1 through a rotating shaft, and the other end of the filter plate 12 is fixed with a connecting plate 13 , one side of the outer wall of the sump 1 is inclined and installed with a hydraulic rod 14 through a fixing frame 15, and the telescopic end of the hydraulic rod 14 is connected with the connecting plate 13 through a rotating seat;

Support blocks 11 are fixed on both sides of the bottom of the filter plate 12 inside the water collection tank 1, and the cross-sectional shape of the support blocks 11 is a triangle;

When in use, when the waste water enters the sump 1, it will first pass through the filter plate 12, and then the large particles of debris in the coal-containing waste water will be preliminarily filtered, so as to reduce the pressure of the sewage purifier 21 when it is working. When too much material is accumulated, one side of the filter plate 12 can be lifted by the hydraulic rod 14 and the connecting plate 13, and then the filter material can be separated from the filter plate 12 by gravity, so as to prolong the working time of the filter plate 12.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included in the present invention. within the scope of protection of the utility model.

Claims (6)

1. A coal-containing wastewater treatment device, characterized in that it comprises a water collection tank (1), and one side of the water collection tank (1) is sequentially installed with a sewage pump (10) and a sewage purifier (21) from left to right , sewage tank (8), clear water tank (7) and backflush pump (6), the water inlet end of the sewage pump (10) is connected with the collecting tank (1) through a connecting pipe, and the sewage pump (10) The water outlet is connected with the sewage purifier (21) through the water supply pipe (2), and the clean water outlet of the sewage purifier (21) is connected with the clean water pool (7) through the first water outlet pipe (5). The sewage outlet of the device (21) is connected with the sewage pool (8) through the second water outlet pipe (9), the water inlet end of the backflush pump (6) is connected with the clean water pool (7), and the backflush pump ( The water outlet end of 6) is connected with the first water outlet pipe (5) through a pipeline, a PLC controller (22) is installed on the front surface of the sewage purifier (21), and one side of the outer wall of the sewage purifier (21) is installed. A dosing mechanism is provided, a preliminary filtering mechanism is provided inside the water collection tank (1), and the sewage purifier (21), the recoil pump (6) and the sewage pump (10) are all connected with the PLC controller (22) Electrical connection. 2. A coal-containing wastewater treatment device according to claim 1, characterized in that: the medicine adding mechanism comprises a medicine box (3) and a motor (4), and the medicine box (3) is fixed to the sewage purifier (21) on one side of the outer wall, and the medicine box (3) is connected with the water supply pipe (2) through a pipeline, the motor (4) is installed in the middle of the top of the medicine box (3), and the motor (4) The drive shaft is located inside the medicine box (3) and is provided with a paddle (19), the outside of the paddle (19) is provided with a cleaning mechanism, and the motor (4) is electrically connected with the PLC controller (22). 3. The coal-containing wastewater treatment device according to claim 2, wherein the cleaning mechanism comprises a limit frame (17), and the limit frame (17) and the paddle (19) pass through a connecting rod (18) are connected, and a rubber strip (16) is fixed on the outer wall of the limiting frame (17), and the outer wall of the rubber strip (16) is in contact with the inner wall of the medicine box (3). 4 . The coal-containing wastewater treatment device according to claim 3 , wherein a through hole ( 20 ) is opened inside the paddle ( 19 ), and the cross-sectional shape of the limiting frame ( 17 ) is 4 . Crest shape. 5 . The coal-containing wastewater treatment device according to claim 1 , wherein the preliminary filtering mechanism comprises a filter plate ( 12 ), and the filter plate ( 12 ) is located above the interior of the sump ( 1 ). 6 . One end of the filter plate (12) is connected with the water collecting tank (1) through a rotating shaft, the other end of the filter plate (12) is fixed with a connecting plate (13), and one side of the outer wall of the water collecting tank (1) passes through The fixing frame (15) is obliquely installed with a hydraulic rod (14), and the telescopic end of the hydraulic rod (14) is rotatably connected with the connecting plate (13) through a rotating seat. 6 . The coal-containing wastewater treatment device according to claim 5 , characterized in that: the inside of the sump ( 1 ) is located at the bottom of the filter plate ( 12 ) with support blocks ( 11 ) fixed on both sides, so that the The cross-sectional shape of the support block (11) is a triangle.

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