Filtering device for industrial wastewater

Abstract

The utility model provides a filtering device for industrial wastewater, which comprises a tank body, a transmission rod is arranged in the middle of the interior of the tank body in a sliding manner, a vertical lifting mechanism is arranged at the top of the tank body and is in transmission connection with the transmission rod, and the bottom of the transmission rod penetrates into the tank body and is provided with a filtering disc which is in sealing connection with the inner wall of the tank body. The upper end and the lower end of the filter disc are communicated and are respectively provided with a first filter screen, a communicating pipe is arranged in the middle of the filter disc, the communicating pipe is communicated with the upper end and the lower end of the filter disc, and a second filter screen is arranged at the bottom of the communicating pipe. The output end of the first motor drives the paddle to rotate below the second filter screen, so that the metal particles below the second filter screen are scraped and move to the periphery, the water permeability of the second filter screen is ensured, and clean liquid enters the communicating pipe through the second filter screen, so that the problem that the filter is blocked by the metal particles is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to industrial wastewater filtration technical field especially, relates to a filter device for industrial wastewater. BACKGROUND

[0002] Industrial wastewater is the wastewater, sewage produced in the industrial production process, and industrial wastewater contains more pollutants, such as metal particles, so before discharging industrial wastewater, the metal particles in industrial wastewater need to be filtered by a filter device to avoid polluting the environment, and the existing industrial wastewater filter device mainly filters through sedimentation, membrane separation, neutralization and other ways, and the main structure includes a filter and a tank body; wastewater enters the tank body, and the metal particles in the wastewater are blocked after passing through the filter, but when the metal particles are more, the filter screen of the filter will be completely blocked by the metal particles, reducing the water permeability of the filter, so the existing filter device is limited by the content of metal particles in wastewater, and when the content of metal particles is high, the existing filter device cannot be used normally. SUMMARY

[0003] The utility model solves the problem that the filter is easily blocked when the content of metal particles in industrial wastewater is high.

[0004] In order to solve the above technical problems, the utility model provides a filter device for industrial wastewater, which comprises a tank body, a transmission rod is slidably arranged in the middle of the tank body, a vertical lifting mechanism is arranged on the top of the tank body, the vertical lifting mechanism is in transmission connection with the transmission rod in the vertical direction, the bottom of the transmission rod penetrates into the tank body and is provided with a filter disc in sealing connection with the inner wall of the tank body, the upper end and the lower end of the filter disc are in communication and are respectively provided with a first filter screen, a communication pipe is arranged in the middle of the filter disc, the communication pipe is in communication with the upper end and the lower end of the filter disc, a second filter screen is arranged at the bottom of the communication pipe, a paddle is rotatably connected to the second filter screen, the paddle is in transmission connection with a first motor, a feed hole and a liquid discharge hole are respectively formed in the side surface of the tank body, and a discharge hole is formed in the bottom of the tank body.

[0005] Preferably, the vertical lifting mechanism is composed of a second motor, a gear and a rack, one side of the transmission rod is provided with a rack in the length direction, the second motor is installed on the top of the tank body through a fixing seat, the output end of the second motor is provided with a gear, and the gear is in meshing transmission connection with the rack to drive the transmission rod to move in the vertical direction.

[0006] Preferably, a fixed frame is installed at the position, away from the communication pipe, of the upper end of the filter disc, the fixed frame is installed on the transmission rod at the top, and the fixed frame is arranged at equidistant intervals in the circumferential direction.

[0007] Preferably, the second filter screen is arranged at the bottom of the communication pipe, the upper end of the paddle is provided with a power shaft, and the power shaft is installed on the output end of the first motor through the second filter screen.

[0008] Preferably, a fixed shell is mounted on the inner wall of the communication pipe, and the first motor is mounted in the fixed shell.

[0009] Preferably, the bottom of the tank body is tapered and is provided with a storage space.

[0010] Preferably, the liquid discharge hole is arranged above the storage space.

[0011] Preferably, support legs are arranged around the bottom of the tank body.

[0012] Preferably, a pressure gauge is arranged on the surface of the tank body.

[0013] Preferably, a cleaning hole is arranged on the top of the tank body.

[0014] Compared with the prior art, the filter device for industrial wastewater has the following beneficial effects:

[0015] 1、The utility model discloses a communication pipe, paddle, second filter screen, first motor are set up, and the output of first motor drives the paddle to rotate below second filter screen, and the metal particles below second filter screen are scraped and remove to all around, guarantee the water permeability of second filter screen, and clean liquid passes through second filter screen and enters the communication pipe, thereby avoiding the problem that filter is blocked by metal particles, and the problem that filter is easily blocked when metal particles are more is solved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is the main body structure schematic view of the utility model;

[0017] Fig. 2 It is the main body structure sectional view of the utility model;

[0018] Fig. 3 It is the filter disc internal structure schematic view of the utility model.

[0019] In the drawing: 1, tank body;2, transmission rod;3, vertical lifting mechanism;31, second motor;32, gear;33, rack;4, filter disc;5, first filter screen;6, communication pipe;7, second filter screen;8, paddle;9, first motor;10, feed hole;11, liquid discharge hole;12, discharge hole;13, fixed frame;14, power shaft;15, fixed shell;16, storage space;17, support leg;18, pressure gauge;19, cleaning hole. DETAILED DESCRIPTION

[0020] The utility model relates to a kind of filter devices for industrial wastewater, such as Figs. 1-3As shown, including the tank body 1, the middle slide inside the tank body 1 is provided with a transmission rod 2, the top of the tank body 1 is provided with a vertical lifting mechanism 3, the vertical lifting mechanism 3 is in transmission connection with the transmission rod 2 in the vertical direction, the bottom of the transmission rod 2 penetrates into the inside of the tank body 1 and is provided with a filter disc 4 in sealing connection with the inner wall of the tank body 1, the upper end and the lower end of the filter disc 4 are communicated and are respectively provided with a first filter screen 5, the middle part of the filter disc 4 is provided with a communicating pipe 6, the communicating pipe 6 is communicated with the upper end and the lower end of the filter disc 4, the bottom of the communicating pipe 6 is provided with a second filter screen 7, the second filter screen 7 is rotatably connected with a paddle 8, the paddle 8 is in transmission connection through a first motor 9, the side of the tank body 1 is respectively provided with a feeding hole 10 and a liquid discharge hole 11, and the bottom of the tank body 1 is provided with a discharge hole 12, by setting the tank body 1 as the main body of the device, the industrial wastewater is injected into the inside of the tank body 1 through the feeding hole 10, the vertical lifting mechanism 3 is started, the vertical lifting mechanism 3 is in transmission connection with the transmission rod 2, so that the transmission rod 2 drives the filter disc 4 to move from the upper end to the lower end inside the tank body 1, the metal particles in the industrial wastewater are blocked by the first filter screen 5 and stay at the bottom of the first filter screen 5, and the clean liquid passes through the first filter screen 5 and flows above the filter disc 4, by setting the communicating pipe 6, the paddle 8, the second filter screen 7 and the first motor 9, the output end of the first motor 9 drives the paddle 8 to rotate below the second filter screen 7, so that the metal particles below the second filter screen 7 are scraped off and moved to the periphery, the water permeability of the second filter screen 7 is ensured, the clean liquid passes through the second filter screen 7 and enters the communicating pipe 6, thereby avoiding the problem that the filter is blocked by the metal particles, the first filter screen 5 and the second filter screen 7 are both used for filtering metal particles, by this design, the second filter screen 7 below is ensured to be free of metal particles, the problem that the filter is easily blocked when there are many metal particles is solved, the clean liquid in the tank body 1 is conveniently discharged through the liquid discharge hole 11, and the metal particles at the bottom of the tank body 1 are conveniently discharged through the discharge hole 12.

[0021] In the embodiment of the utility model, the vertical lifting mechanism 3 is composed of the second motor 31, the gear 32 and the rack 33, one side of the transmission rod 2 is provided with the rack 33 in the length direction, the second motor 31 is installed on the top of the tank body 1 through the fixed seat, the output end of the second motor 31 is installed with the gear 32, the gear 32 is in meshing transmission connection with the rack 33 to drive the transmission rod 2 to move in the vertical direction, by setting the second motor 31, the gear 32 and the rack 33, the output end of the second motor 31 drives the gear 32 to rotate, through the meshing of the gear 32 and the rack 33, the transmission rod 2 is driven to move in the vertical direction, thereby the filter disc 4 is driven to move in the inside of the tank body 1 through the transmission rod 2, here the second motor 31 adopts the submersible motor, enhances the underwater working performance of the second motor 31.

[0022] The embodiment of the utility model, the fixed frame 13 top with transmission rod 2 installation, and the fixed frame 13 equidistant interval sets up, through setting up fixed frame 13, make transmission rod 2 bottom and the upper end of filter disc 4 fixed, facilitate the communication pipe 6 and the upper end of filter disc 4 intercommunication.

[0023] The embodiment of the utility model, the paddle 8 upper end is provided with power shaft 14, power shaft 14 passes through second filter screen 7 and the output end installation of first motor 9, through setting up power shaft 14, the output end of first motor 9 drives power shaft 14 to rotate, and power shaft 14 drives paddle 8 to rotate.

[0024] The embodiment of the utility model, the fixed shell 15 is installed in the inner wall of communication pipe 6, and the first motor 9 is installed in the fixed shell 15, which is convenient for fixing the first motor 9 and plays a protective role for the first motor 9.

[0025] The embodiment of the utility model, the bottom of the tank body 1 is gradually reduced and provided with a storage space 16, and the metal particles are stored and fixed in the lower part of the tank body 1 by setting the storage space 16.

[0026] The embodiment of the utility model, the drain hole 11 is arranged above the storage space 16, and the metal particles in the industrial wastewater are driven into the storage space 16 by the filter disc 4 when the filter disc 4 moves downward in the tank body 1, so that the metal particles are stored and fixed in the storage space 16, and the clean liquid is discharged by opening the drain hole 11.

[0027] The embodiment of the utility model, the bottom of the tank body 1 is provided with support legs 17 around, and the tank body 1 is stably placed on the ground by setting the support legs 17.

[0028] The embodiment of the utility model, the tank body 1 is provided with a pressure gauge 18, which is convenient for monitoring the gas pressure in the tank body 1.

[0029] The embodiment of the utility model, the tank body 1 is provided with a cleaning hole 19 at the top, and the tank body 1 is cleaned by the cleaning hole 19 by connecting a high-pressure water source to the upper end of the cleaning hole 19.

[0030] In use, first, the second motor 31 is started, the output end of the second motor 31 drives the gear 32 to rotate, the gear 32 is engaged with the rack 33, drives the transmission rod 2 to move, so that the filter disc 4 moves to the upper of the feeding hole 10, the second motor 31 is closed, the industrial wastewater is injected into the inside of the tank body 1 through the feeding hole 10, the first motor 9 and the second motor 31 are started, so that the transmission rod 2 moves to the lower of the tank body 1, the output end of the first motor 9 drives the power shaft 14 to rotate, the power shaft 14 drives the paddle 8 to rotate below the second filter screen 7, so that the metal particles below the second filter screen 7 are scraped and moved to the periphery, at the same time, the metal particles in the industrial wastewater are blocked by the first filter screen 5, the clean liquid passes through the second filter screen 7 and enters the communicating pipe 6, flows to the upper of the filter disc 4, the filter disc 4 moves to the lower of the inside of the tank body 1, the metal particles contained in the industrial wastewater are driven by the filter disc 4 to the storage space 16, so that the metal particles are stored and fixed in the inside of the storage space 16, the liquid outlet hole 11 is opened, the clean liquid is discharged to the outside, the discharge hole 12 is opened, the metal particles are discharged to the lower of the tank body 1, the upper end of the cleaning hole 19 is connected with the high-pressure water source, so as to facilitate the flushing of the inside of the tank body 1.

[0031] It can be understood that the utility model is described through some embodiments, and the person skilled in the art knows that various changes or equivalent replacements can be made to these features and embodiments without departing from the spirit and scope of the utility model. In addition, under the guidance of the utility model, these features and embodiments can be modified to adapt to specific conditions and materials without departing from the spirit and scope of the utility model. Therefore, the utility model is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application belong to the scope protected by the utility model.

Claims

1. A filtering device for industrial wastewater comprising a tank body (1), characterized in that, The middle slide inside the tank body (1) is provided with a transmission rod (2), the top of the tank body (1) is provided with a vertical lifting mechanism (3), the vertical lifting mechanism (3) is in transmission connection with the transmission rod (2) in the vertical direction, the bottom of the transmission rod (2) penetrates into the inside of the tank body (1) and is provided with a filter disc (4) in sealing connection with the inner wall of the tank body (1), the upper end and the lower end of the filter disc (4) are communicated and are respectively provided with a first filter screen (5), the middle part of the filter disc (4) is provided with a communication pipe (6), the communication pipe (6) is communicated with the upper end and the lower end of the filter disc (4), the bottom of the communication pipe (6) is provided with a second filter screen (7), the second filter screen (7) is rotatably connected with a paddle (8), the paddle (8) is drivenly connected through a first motor (9), the side surface of the tank body (1) is respectively provided with an inlet hole (10) and a liquid discharge hole (11), and the bottom of the tank body (1) is provided with a discharge hole (12).

2. A filtration device for industrial wastewater as claimed in claim 1, wherein: The vertical lifting mechanism (3) is composed of a second motor (31), a gear (32) and a rack (33), one side of the transmission rod (2) is provided with a rack (33) in the length direction, the second motor (31) is installed on the top of the tank body (1) through a fixing seat, the output end of the second motor (31) is installed with a gear (32), the gear (32) is in meshing transmission connection with the rack (33) to drive the transmission rod (2) to move in the vertical direction.

3. A filter device for industrial wastewater as claimed in claim 1, wherein: The upper end of the filter disc (4) is provided with a fixed frame (13) away from the position of the communication pipe (6), the top of the fixed frame (13) is installed with the transmission rod (2), and the fixed frame (13) is arranged at equidistance intervals in the circumferential direction.

4. A filter device for industrial wastewater as claimed in claim 1, wherein: The second filter screen (7) is arranged at the bottom of the communication pipe (6), the upper end of the paddle (8) is provided with a power shaft (14), and the power shaft (14) penetrates through the second filter screen (7) and is installed with the output end of the first motor (9).

5. A filter device for industrial wastewater as claimed in claim 1, wherein: The inner wall of the communication pipe (6) is installed with a fixed shell (15), and the first motor (9) is installed inside the fixed shell (15).

6. A filter device for industrial wastewater as claimed in claim 1, wherein: The bottom of the tank body (1) is gradually reduced and is provided with a storage space (16).

7. A filter device for industrial wastewater as claimed in claim 1, wherein: The liquid discharge hole (11) is arranged above the storage space (16).

8. A filtering device for industrial wastewater as claimed in claim 1, wherein: The bottom of the tank body (1) is provided with support legs (17) around.

9. A filtering device for industrial wastewater as claimed in claim 1, wherein: The surface of the tank body (1) is provided with a pressure gauge (18).

10. A filtering device for industrial wastewater as claimed in claim 1, wherein: The top of the tank body (1) is provided with a cleaning hole (19).

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