Sludge discharge device for sewage treatment

Abstract

The utility model discloses a sludge discharge device for sewage treatment. The sludge discharge device comprises a main body structure, the main body structure comprises a sludge discharge bin and an end head, a sludge inlet communicated with an inner cavity of the sludge discharge bin is formed in the top of one side of the sludge discharge bin, and a filtering breast board for filtering sludge is arranged in an opening in one side of the end head; the sludge discharging bin and the end are installed together through fixing screws, a connecting sleeve is arranged at the end of the sludge discharging bin, a connecting groove for the connecting sleeve to be inserted is formed in one side of the end, a protruding block is arranged on the side wall of an end opening of the sludge discharging bin, a through hole for the fixing screws to pass through is formed in the protruding block, and a groove is formed in the side wall of the end. Threaded holes corresponding to the fixing screws are formed in the inner wall of the groove. According to the sludge filtering device, solid waste in sludge can be intercepted and filtered, meanwhile, assembling and disassembling can be facilitated, a worker can conveniently clean and maintain the filtering breast board, and the sludge filtering device has high practical value.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage treatment equipment technical field, concretely is a sewage treatment sludge discharge device. BACKGROUND

[0002] Sewage treatment refers to the life sewage, industrial wastewater etc. through a series of physical, chemical or biological process, remove the pollutant in it, make its water quality improve, reach the discharge standard or can reuse purpose. Sewage treatment can help to improve water quality, reduce water pollution, improve environmental quality, create more livable living environment for people. The development and application of sewage treatment technology can promote the development of environmental protection industry, create employment opportunities, promote economic growth. At the same time, the reuse after sewage treatment can reduce the water resource cost of enterprise, improve economic benefit. The development of sewage treatment work can enhance the environmental protection consciousness of the public, guide the public to actively participate in environmental protection action, jointly promote ecological civilization construction.

[0003] Sewage treatment process needs to handle sludge, through the retrieval, the patent application number for: CN201710310874.0 discloses a kind of sludge discharge device for sewage treatment, including sludge discharge box, sludge discharge box is sequentially provided with sludge discharge chamber, comb mud chamber and mud separation chamber from top to bottom in it, sludge discharge chamber is provided with sludge discharge pipe, sludge discharge pipe includes main sludge discharge pipe and branch sludge discharge pipe, comb mud chamber is provided with comb mud device, comb mud device includes fixed support, comb mud plate, guide mud plate and rotating assembly, comb mud plate, guide mud plate and rotating assembly are all located on fixed support, the surface of comb mud plate is uniformly provided with comb mud block, rotating assembly includes telescopic pneumatic cylinder, fixed frame and rotating rocker, mud separation chamber is provided with percolation plate.The invention has high practicability, through sludge discharge pipe, the recovery rate of sludge is accelerated, then through comb mud device, sludge is scattered, sludge is avoided to be condensed into block, so that subsequent sludge treatment is facilitated, finally through percolation plate, water in sludge is separated, overall structure design is more compact and reasonable, more convenient for actual operation and use, effectively improve comprehensive utilization rate.

[0004] The above technical solution still has defects:

[0005] Solid waste and plastic bags in sludge can easily block the filter screen of sludge discharge equipment, and traditional sludge discharge equipment similar to the above equipment does not have the ability to be easily disassembled, which is not convenient for maintenance and cleaning. UTILITY MODEL CONTENT

[0006] The utility model aims at providing a kind of sewage treatment sludge discharge device, the device simple structure, it is easy to use, can intercept the filtration of solid waste in sludge, it is also easy to assemble and disassemble, it is convenient for staff to clean and maintain filter baffle, with high practical value, to solve the problems raised in the above background technology.

[0007] To achieve the above object, the utility model provides the following technical scheme:

[0008] A sewage treatment sludge discharge device, it is including:

[0009] Main body structure

[0010] The main body structure includes sludge discharge bin and end, one side top of sludge discharge bin is provided with the sludge inlet that communicates in its inner chamber, the opening of one side of end is provided with the filter baffle for filtering sludge and is installed,

[0011] Sludge discharge bin and end are installed together through fixed screw, the end of sludge discharge bin is provided with connecting sleeve, one side of end is provided with the connecting groove for inserting connecting sleeve, the side wall of sludge discharge bin port is provided with lug, and the through-hole for fixed screw is formed in the lug, the side wall of end is provided with recess, and the screw hole corresponding with fixed screw is formed in the inner wall of recess.

[0012] Preferably, the inner chamber of the sludge discharge bin is rotatably mounted with a screw conveyor rod for discharging sludge, the screw blades of the screw conveyor rod are arranged in close clearance with the inner wall of the sludge discharge bin, and a motor for driving the screw conveyor rod is fixedly installed on the outer wall of the sludge discharge bin.

[0013] Preferably, the inner wall of the end is provided with a bracket, a bearing seat is arranged in the middle of the bracket, a positioning block with a key groove is inserted and fixed in the inner ring of the bearing seat of the bearing seat, and a shaft rod end of the screw conveyor rod is provided with a key, and the key is matched with the key groove on the positioning block.

[0014] Preferably, the opening end of the end is provided with a movable groove for the movable filter baffle, the frame of the filter baffle is arranged in close clearance sliding fit with the inner wall of the movable groove, the frame of the filter baffle is symmetrically provided with a support plate, and the support plate is arranged in L shape.

[0015] Preferably, the side wall of the opening end of the end is symmetrically provided with a first L-shaped plate corresponding to the support plate, a connecting rod is arranged on the support plate, the connecting rod is slidingly inserted into the first L-shaped plate, and a top block is arranged at the end of the connecting rod.

[0016] Preferably, two groups of rubber material gaskets are slidingly sleeved on the connecting rod between the first L-shaped plate and the support plate, and a compression spring is sleeved on the connecting rod between the two groups of gaskets.

[0017] Preferably, the top of the sludge discharge bin is provided with a control panel with an alarm horn, one of the first L-shaped plates is provided with a second L-shaped plate, the inner wall of the second L-shaped plate is provided with an alarm button, and the alarm button is coaxially arranged with the top block.

[0018] Compared with the prior art, the utility model has the advantages that:

[0019] The utility model discloses a simple structure, convenient to use can intercept the solid garbage in the sludge and filter, and can also facilitate assembly and disassembly, can clean and maintain the filter baffle for the staff conveniently, has higher practical value. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the structural diagram of the utility model;

[0021] Figure 2 It is the structural diagram of the utility model mud discharge bin;

[0022] Figure 3 It is the structural diagram of the utility model end;

[0023] Figure 4 It is the structural diagram of the utility model filter baffle.

[0024] In the drawing: 1, mud discharge bin;2, end;3, motor;4, mud inlet;5, control panel;6, spiral conveying rod;7, connecting sleeve;8, protruding block;9, connecting groove;10, recess;11, support;12, bearing seat;13, key;14, positioning block;15, filter baffle;16, support plate;17, connecting rod;18, first L-shaped plate;19, gasket;20, compression spring;21, top block;22, second L-shaped plate;23, movable groove. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0026] Please refer to Figures 1-3 The utility model provides a technical scheme:

[0027] A sewage treatment sludge discharge device, comprising:

[0028] The main body structure comprises a sludge discharge bin 1 and an end head 2, the sludge discharge bin 1 is provided with a sludge inlet 4 at one side of the top, the end head 2 is provided with a filter baffle 15 for filtering sludge in the opening of one side, the sludge discharge bin 1 is rotatably provided with a spiral conveying rod 6 for discharging sludge, the spiral blade of the spiral conveying rod 6 is arranged in small gap with the inner wall of the sludge discharge bin 1, and the outer wall of the sludge discharge bin 1 is fixedly provided with a motor 3 for driving the spiral conveying rod 6.

[0029] The sludge discharge bin 1 and the end head 2 are fixedly connected through a fixing screw, the sludge discharge bin 1 is provided with a connecting sleeve 7 at the end, the end head 2 is provided with a connecting groove 9 for inserting the connecting sleeve 7, the sludge discharge bin 1 is provided with a protrusion 8 at the side wall of the end, the protrusion 8 is provided with a through hole for the fixing screw, and the side wall of the end head 2 is provided with a groove 10, and the inner wall of the groove 10 is provided with a threaded hole corresponding to the fixing screw.

[0030] The sludge is input into the sludge discharge bin 1 through the sludge inlet 4, the motor 3 drives the spiral conveying rod 6 to convey the sludge to the side of the filter baffle 15, the sludge can pass through the filter baffle 15 to enter the next processing procedure, and the solid waste in the sludge is retained by the filter baffle 15, so that the separation of the sludge and the solid waste is realized.

[0031] When the filter baffle 15 needs to be cleaned and maintained, the fixing screw is removed, and the sludge discharge bin 1 and the end head 2 are separated; after cleaning, the connecting sleeve 7 of the sludge discharge bin 1 corresponds to the connecting groove 9 of the end head 2, the protrusion 8 corresponds to the groove 10, and the fixing screw is installed, so that the sealing property and the connecting strength are high, and the assembly and disassembly are convenient.

[0032] In general, the device has the advantages of simple structure, convenient use, interception and filtration of solid waste in sludge, convenient assembly and disassembly, convenient cleaning and maintenance of the filter baffle 15 by the staff, and high practical value.

[0033] In addition, please refer to Figure 3 :

[0034] The inner wall of the end head 2 is provided with a support 11, the support 11 is provided with a bearing seat 12 in the middle, the bearing inner ring of the bearing seat 12 is fixedly connected with a positioning block 14 provided with a key groove, the shaft rod end of the spiral conveying rod 6 is provided with a protruding key 13, and the protruding key 13 and the key groove on the positioning block 14 are matched.

[0035] Through the design, the spiral conveying rod 6 has the rotation ability, high stability and support.

[0036] Further, please refer to Figure 1 and Figure 4 :

[0037] The open end of the end 2 is provided with a movable slot 23 for the movable filter plate 15, the frame of the filter plate 15 and the inner wall of the movable slot 23 are in small gap sliding fit, the frame of the filter plate 15 is symmetrically provided with a support plate 16, and the support plate 16 is in L-shaped arrangement. The open end of the end 2 is symmetrically provided with a first L-shaped plate 18 corresponding to the support plate 16, and the support plate 16 is provided with a connecting rod 17, the connecting rod 17 is slidingly inserted into the first L-shaped plate 18, and the end of the connecting rod 17 is provided with a top block 21. Two groups of rubber material gaskets 19 are slidingly sleeved on the connecting rod 17 between the first L-shaped plate 18 and the support plate 16, and a compression spring 20 is sleeved on the connecting rod 17 between the two groups of gaskets 19. The top of the sludge bin 1 is provided with a control panel 5 with an alarm horn, one of the first L-shaped plates 18 is provided with a second L-shaped plate 22, the inner wall of the second L-shaped plate 22 is provided with an alarm button, and the alarm button is coaxially arranged with the top block 21.

[0038] Through such design, on the one hand, when the sludge passes through the filter plate 15, it has a certain buffering capacity, avoiding the pressure of the sludge on the filter plate 15 being too large to cause damage to the filter plate 15, prolonging the service life of the filter plate 15;

[0039] On the other hand, when the normal sludge passes through the filter plate 15, due to the existence of the compression spring 20, the top block 21 will not contact the alarm button, when the solid waste is too much or the filter plate 15 is blocked, the filter plate 15 will slide in the movable slot 23, the top block 21 will continuously approach the alarm button until pressing the alarm button, so that the control panel 5 sends an alarm sound, reminding the staff to stop, remove and clean in time, avoiding the filter plate 15 being damaged by the sludge due to not cleaning in time.

[0040] Although the embodiments of the utility model have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary and cannot be understood as limiting the utility model, and those skilled in the art can change, modify, replace and modify the above-mentioned embodiments within the scope of the utility model.

Claims

1. A wastewater treatment sludge discharge device, characterized in that, include: Main structure; The main structure includes a sludge discharge chamber (1) and an end (2). A sludge inlet (4) communicating with its inner cavity is provided on the top of one side of the sludge discharge chamber (1). A filter plate (15) for filtering sludge is installed in the opening on one side of the end (2). The sludge discharge chamber (1) and the end head (2) are installed together by fixing screws. The end of the sludge discharge chamber (1) is provided with a connecting sleeve (7). One side of the end head (2) is provided with a connecting groove (9) for inserting the connecting sleeve (7). The side wall of the port of the sludge discharge chamber (1) is provided with a protrusion (8). The protrusion (8) is provided with a through hole for the fixing screw to pass through. The side wall of the end head (2) is provided with a groove (10). The inner wall of the groove (10) is provided with a threaded hole corresponding to the fixing screw.

2. The sewage treatment sludge discharge device according to claim 1, characterized in that: The inner cavity of the sludge discharge bin (1) is rotatably equipped with a spiral conveying rod (6) for discharging sludge. The spiral blades of the spiral conveying rod (6) and the inner wall of the sludge discharge bin (1) are fitted with a small gap. A motor (3) for driving the spiral conveying rod (6) is fixedly installed on the outer wall of the sludge discharge bin (1).

3. The sewage treatment sludge discharge device according to claim 2, characterized in that: The inner wall of the end (2) is provided with a bracket (11), and a bearing seat (12) is provided in the middle of the bracket (11). The bearing inner ring of the bearing seat (12) is inserted and fixed with a positioning block (14) with a keyway. The shaft end of the spiral conveying rod (6) is provided with a protruding key (13), and the protruding key (13) and the keyway on the positioning block (14) are compatible.

4. A sewage treatment sludge discharge device according to claim 1, characterized in that: The end of the end (2) is provided with a movable groove (23) for the filter plate (15) to move. The frame of the filter plate (15) and the inner wall of the movable groove (23) are slidably fitted with a small gap. The frame of the filter plate (15) is symmetrically provided with a support plate (16), which is L-shaped.

5. A sewage treatment sludge discharge device according to claim 4, characterized in that: The opening of the end (2) is symmetrically provided with a first U-shaped plate (18) corresponding to the support plate (16). A connecting rod (17) is provided on the support plate (16). The connecting rod (17) is slidably inserted into the first U-shaped plate (18), and a top block (21) is provided at the end of the connecting rod (17).

6. A sewage treatment sludge discharge device according to claim 5, characterized in that: Two sets of rubber washers (19) are slidably sleeved on the connecting rod (17) between the first U-shaped plate (18) and the support plate (16), and a compression spring (20) is sleeved on the connecting rod (17) between the two sets of washers (19).

7. A sewage treatment sludge discharge device according to claim 6, characterized in that: The top of the sludge discharge bin (1) is equipped with a control panel (5) with an alarm horn. A second slanted plate (22) is provided on a set of first slanted plates (18). An alarm button is provided on the inner wall of the second slanted plate (22). The alarm button and the top block (21) are coaxially arranged.

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