Sludge filter pressing structure of foundation pit car washing pool

Abstract

The utility model relates to the technical field of sludge filter pressing equipment, and discloses a sludge filter pressing structure of a foundation pit car washing pool, which comprises a device rack, an air compressor and a diaphragm pump, a feed valve is opened, the air compressor is used for pressurizing air to feed sludge into a filter chamber formed among a plurality of filter plates from a feed pipe, and the filter plates are arranged in the filter chamber. Under the pressure action that the pressing plate is pushed by the electric control hydraulic device to press the plurality of filter plates, sludge liquid is filtered through filter cloth of the filter plates to form clear water, the clear water is discharged through water outlet holes in the filter plates, solid particles in the sludge are intercepted in the filter chamber by the filter cloth to form a sludge cake, and when excessive water in the sludge cake is completely discharged, the sludge is discharged out of the filter chamber. After the water outlet hole stops draining water, the feeding valve can be closed, the electric control hydraulic device drives the pressing plate to retract backwards, mud cakes attached to the filter plate can be cleaned, sludge is converted into clean water and the mud cakes which can be recycled, the municipal pipeline is prevented from being polluted by car washing wastewater, and meanwhile the purposes of environmental protection and no pollution are achieved.

Description

Technical Field

[0001] The utility model patent relates to the technical field of wastewater purification equipment, and specifically, to a sludge filter press structure in a foundation pit car wash pool. Background Art

[0002] In order to ensure the environmental friendliness and cleanliness of the roads where mud trucks travel, the vehicle body needs to be cleaned before it leaves the construction site. Generally, flushing facilities are set up at the entrance and exit of the construction site, and the vehicle is initially washed in a car wash pool, and then the body is manually washed until it meets the road standards. The wastewater left after washing is purified, and the remaining sludge still contains a lot of water. Direct drying requires a large amount of work space and takes a long time, which also causes a waste of water resources. Utility Model Content

[0003] The utility model aims to provide a sludge filter pressing structure for a car wash pool in a foundation pit, aiming to solve the problem of subsequent treatment of residual sludge after wastewater purification in the prior art.

[0004] The utility model is implemented as follows: a sludge filter press structure in a foundation pit car washing pool comprises a device frame, an air compressor and a diaphragm pump, a thrust plate is arranged on the device frame, an electric-controlled hydraulic device is arranged on a side of the device frame away from the thrust plate, a clamping plate is arranged on the action output end of the electric-controlled hydraulic device, a plurality of filter plates are slidably arranged on the frame, a water outlet is arranged on one side of the bottom of the filter plate, a closed filter chamber is formed between a plurality of adjacent filter plates, and the air compressor and the diaphragm pump are connected to the filter chamber through a feed pipe passing through the thrust plate.

[0005] Preferably, the electronically controlled hydraulic device comprises an oil cylinder mounted on a device frame.

[0006] Preferably, a feed valve is connected in series on the feed pipe.

[0007] Preferably, a filter cloth is arranged on the plate surface of the filter plate.

[0008] Preferably, a cylinder seat is arranged on a side of the device frame away from the thrust plate, and the cylinder is fixed on the cylinder seat.

[0009] Preferably, a handle is fixed on one side of each of the filter plates.

[0010] Preferably, a track for sliding of a plurality of filter plates is arranged on the frame of the device.

[0011] Preferably, a plurality of the filter plates are provided with grooves adapted to the tracks.

[0012] Preferably, a mounting frame is installed on the device frame, a transmission cavity is opened on the mounting frame, a threaded rod is rotatably installed in the transmission cavity, a sliding block is threadedly connected to the threaded rod, an electric push rod is installed at the bottom of the sliding block, a mounting plate is installed on the action output shaft of the electric push rod, a spring is installed at the bottom of the mounting plate, and a vibration motor is installed at the bottom of the spring.

[0013] Preferably, a reciprocating motor is arranged on one side of the mounting frame, and one end of the threaded rod is mounted on the action output shaft of the reciprocating motor.

[0014] Compared with the prior art, the sludge filter press structure of the foundation pit car washing pool provided by the utility model opens the feed valve, and through the cooperation of the air compressor and the diaphragm pump, the sludge and pressurized gas are sent from the feed pipe into the filter chamber formed between a number of filter plates, and the pressure of the pressing plate pushed by the electric-controlled hydraulic device to press the filter plates makes the sludge liquid pass through the filter cloth of the filter plate to form clean water, and is discharged through the water outlet holes on the filter plate, while the solid particles in the sludge are retained in the filter chamber by the filter cloth and form a mud cake. When the excess water in the mud cake is completely discharged and the water outlet stops draining, the feed valve can be closed, and the electric-controlled hydraulic device can drive the pressing plate to retract, so that the mud cake attached to the filter plate can be cleaned, thereby realizing the conversion of sludge into renewable and recyclable clean water and mud cake, avoiding the pollution of municipal pipelines by car wash wastewater, and achieving the purpose of environmental protection and pollution-free. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the sludge filter press structure of the foundation pit car wash pool provided by the utility model;

[0016] Figure 2 It is a schematic diagram of the overall structure of the sludge filter press structure of the foundation pit car wash pool provided by the utility model;

[0017] Figure 3 The utility model is a schematic cross-sectional structure diagram of structures such as a vibration motor and a sliding block of a sludge filter pressing structure of a foundation pit car washing pool provided by the utility model.

[0018] Description of reference numerals:

[0019] 1. Device frame; 2. Thrust plate; 3. Electric-controlled hydraulic device; 4. Cylinder; 5. Clamping plate; 6. Air compressor; 7. Filter plate; 8. Water outlet; 9. Feed valve; 10. Diaphragm pump; 11. Mounting frame; 12. Sliding block; 13. Electric push rod; 14. Mounting plate; 15. Vibration motor; 16. Reciprocating motor; 17. Threaded rod; 18. Transmission chamber; 19. Spring. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0021] The implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0022] The same or similar numbers in the drawings of this embodiment correspond to the same or similar parts; in the description of the present utility model, it should be understood that if the terms "upper", "lower", "left", "right" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, it is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and cannot be understood as limitations on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0023] Reference Figure 1-3 As shown, it is a preferred embodiment provided by the utility model.

[0024] The sludge filter pressing structure of the foundation pit car washing pool includes a device frame 1, an air compressor 6 and a diaphragm pump 10. A thrust plate 2 is arranged on the device frame 1. An electric-controlled hydraulic device 3 is arranged on the side of the device frame 1 away from the thrust plate 2. A clamping plate 5 is arranged on the action output end of the electric-controlled hydraulic device 3. A plurality of filter plates 7 are slidably arranged on the frame. A water outlet hole 8 is arranged on one side of the bottom of the filter plate 7. A closed filter chamber is formed between the plurality of adjacent filter plates 7. The air compressor 6 and the diaphragm pump 10 are connected to the filter chamber through a feed pipe passing through the thrust plate 2.

[0025] By opening the feed valve 9, the sludge and pressurized gas are sent from the feed pipe into the filter chamber formed between the plurality of filter plates 7 through the cooperation of the air compressor 6 and the diaphragm pump 10, and the pressure of the pressing plate 5 pushed by the electric-controlled hydraulic device 3 to press the plurality of filter plates 7 makes the sludge liquid pass through the filter cloth of the filter plate 7 to form clean water, and is discharged through the water outlet 8 on the filter plate 7, while the solid particles in the sludge are retained in the filter chamber by the filter cloth and form a mud cake. When the excess water in the mud cake is completely discharged and the water outlet 8 stops draining, the feed valve 9 can be closed, so that the electric-controlled hydraulic device 3 drives the pressing plate 5 to retract, and the mud cake attached to the filter plate 7 can be cleaned, thereby realizing the conversion of sludge into renewable and recyclable clean water and mud cake, avoiding the pollution of municipal pipelines by car wash wastewater, and achieving the purpose of environmental protection and pollution-free.

[0026] Specifically, in this embodiment, the electronically controlled hydraulic device 3 includes an oil cylinder 4 installed on a device frame 1 .

[0027] Specifically, in this embodiment, a feed valve 9 is connected in series to the feed pipe.

[0028] By setting the feed valve 9, the feed of sludge can be controlled.

[0029] Specifically, in this embodiment, filter cloth is arranged on the plate surface of the filter plate 7 .

[0030] By setting the filter cloth, the solid particles in the sludge can be intercepted and the water can be filtered out.

[0031] Specifically, in this embodiment, a cylinder 4 seat is arranged on a side of the device frame 1 away from the thrust plate 2, and the cylinder 4 is fixed on the cylinder 4 seat.

[0032] By setting the oil cylinder 4 seat, the oil cylinder 4 can be supported and fixed.

[0033] Specifically, in this embodiment, a handle is fixed on one side of each of the filter plates 7 .

[0034] The setting of the handle makes it easy to operate the filter plate 7, and it is convenient for the staff to clean the mud cake attached to the aluminum plate.

[0035] Specifically, in this embodiment, a track for sliding the plurality of filter plates 7 is arranged on the device frame 1, and the plurality of filter plates 7 are provided with grooves adapted to the track.

[0036] By arranging the track, the filter plate 7 can be easily slid through the track, and the moving direction of the filter plate 7 is guided.

[0037] Specifically, in this embodiment, a mounting frame 11 is installed on the device frame 1, and a transmission chamber 18 is opened on the mounting frame 11. A threaded rod 17 is rotatably installed in the transmission chamber 18, and a sliding block 12 is threadedly connected to the threaded rod 17. An electric push rod 13 is installed at the bottom of the sliding block 12, and a mounting plate 14 is installed on the action output shaft of the electric push rod 13. A spring 19 is installed at the bottom of the mounting plate 14, and a vibration motor 15 is installed at the bottom of the spring 19. A reciprocating motor 16 is arranged on one side of the mounting frame 11, and one end of the threaded rod 17 is installed on the action output shaft of the reciprocating motor 16.

[0038] By cooperating with each other, the threaded rod 17, the sliding block 12 and the vibration motor 15 and other structures are arranged, so that the reciprocating motor 16 can drive the threaded rod 17 to rotate, and then the sliding block 12 can move axially along the threaded rod 17 through the screw-in relationship, so that the vibration motor 15 at the bottom of the sliding block 12 can be moved horizontally axially, and the horizontal height of the vibration motor 15 can be conveniently adjusted through the setting of the electric push rod 13, so as to achieve the purpose of vibrating and demuding different filter plates 7 by adjusting the position of the vibration motor 15, so as to facilitate the removal of mud cakes attached to the filter plates 7, reduce the workload of the staff, and improve the overall work efficiency.

[0039] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. The sludge filter press structure of the foundation pit car wash pool is characterized by: It includes a device frame, an air compressor and a diaphragm pump, wherein a thrust plate is arranged on the device frame, an electric-controlled hydraulic device is arranged on the side of the device frame away from the thrust plate, a clamping plate is arranged on the action output end of the electric-controlled hydraulic device, a plurality of filter plates are slidably arranged on the frame, a water outlet is arranged on one side of the bottom of the filter plate, a closed filter chamber is formed between a plurality of adjacent filter plates, and the air compressor and the diaphragm pump are connected to the filter chamber through a feed pipe passing through the thrust plate.

2. The sludge filter press structure for a car wash pool in a foundation pit according to claim 1, characterized in that: The electronically controlled hydraulic device comprises an oil cylinder mounted on a device frame.

3. The sludge filter press structure for a car wash pool in a foundation pit according to claim 1, characterized in that: A feed valve is connected in series on the feed pipe.

4. The sludge filter press structure for a car wash pool in a foundation pit according to claim 1, characterized in that: A filter cloth is arranged on the plate surface of the filter plate.

5. The sludge filter press structure for a car wash pool in a foundation pit according to claim 1, characterized in that: A cylinder seat is arranged on one side of the device frame away from the thrust plate, and the cylinder is fixed on the cylinder seat.

6. The sludge filter press structure for a car wash pool in a foundation pit according to claim 1, characterized in that: A handle is fixed on one side of a plurality of the filter plates.

7. The sludge filter press structure for a car wash pool in a foundation pit according to claim 1, characterized in that: The device frame is provided with tracks for sliding of a plurality of filter plates.

8. The sludge filter press structure for a car wash pool in a foundation pit according to claim 1, characterized in that: A plurality of the filter plates are provided with grooves matched with the tracks.

9. The sludge filter press structure for a car wash pool in a foundation pit according to claim 1, characterized in that: A mounting frame is installed on the device frame, a transmission cavity is opened on the mounting frame, a threaded rod is rotatably installed in the transmission cavity, a sliding block is threadedly connected to the threaded rod, an electric push rod is installed at the bottom of the sliding block, a mounting plate is installed on the action output shaft of the electric push rod, a spring is installed at the bottom of the mounting plate, and a vibration motor is installed at the bottom of the spring.

10. The sludge filter press structure for a car wash pool in a foundation pit as claimed in claim 9, characterized in that: A reciprocating motor is arranged on one side of the mounting frame, and one end of the threaded rod is mounted on the action output shaft of the reciprocating motor.

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