Device for eliminating anaerobic float sludge in sludge concentration tank of sewage treatment plant

Abstract

The utility model discloses a device for eliminating anaerobic float sludge in a sludge concentration tank of a sewage treatment plant, which comprises a support column, a concentration tank, a tank cover and a discharge pipe, the bottom of the concentration tank is fixedly mounted at the top of the support column, the bottom of the tank cover is fixedly mounted at the top of the concentration tank, the top of the discharge pipe is communicated with the bottom of the concentration tank, and the discharge pipe is communicated with the bottom of the concentration tank. An inserting assembly is arranged on the surface of the discharging pipe; through the use of the extrusion assembly, the positioning assembly can be driven to move, and in the moving process of the positioning assembly, the positioning rod can be driven to move out of the surface of the positioning groove, so that the mounting or dismounting of the extension pipe of the positioning rod is completed, and when a worker uses the sludge concentration tank, through the arrangement of the extension pipe, the working efficiency is improved. The effect of facilitating discharging by workers can be achieved, and by arranging the inserting-connecting assembly, when the workers need to conduct butt joint on the extending pipe and the discharging pipe, operation by the workers is facilitated through use of the inserting-connecting assembly.

Description

Technical Field

[0001] The utility model belongs to the technical field of sewage treatment, in particular to a device for eliminating anaerobic floating sludge in a sludge concentration tank of a sewage treatment plant. Background Art

[0002] The sludge thickening tank is an important equipment in the sewage treatment plant for reducing the sludge volume and increasing the solid content of the sludge. In the sludge treatment process, anaerobic floating sludge usually refers to the sludge deposited under anaerobic conditions. These sludges contain a higher proportion of organic matter and can be converted into biogas through anaerobic digestion. In the process of sludge concentration treatment, workers are required to use sludge thickening tanks. Sludge thickening tanks are usually designed with stirring systems and rotating structures. These designs help to break up the agglomerates in the sludge and increase the contact area between the sludge and water, thereby improving the concentration efficiency.

[0003] The problem with the prior art is that during the use of the current sludge thickening tank, the material is generally discharged through the discharge pipe at the bottom, and the current sludge thickening tank discharge pipe is arranged at the bottom of the sludge thickening tank body, which is quite troublesome when the staff operates the discharge procedure. Therefore, a device for eliminating anaerobic floating sludge in the sludge thickening tank of a sewage treatment plant is proposed to solve the above problem. Utility Model Content

[0004] In view of the problems existing in the prior art, the utility model provides a device for eliminating anaerobic floating sludge in the sludge thickening tank of a sewage treatment plant. The device has the advantage that when the staff use the sludge thickening tank, the extension pipe is set, which can facilitate the staff to unload the materials. This solves the problem that during the use of the current sludge thickening tank, the materials are generally unloaded through the inside of the discharge pipe port at the bottom, and the current sludge thickening tank discharge pipe is set at the bottom of the sludge thickening tank body, which is relatively troublesome when the staff performs the unloading procedure.

[0005] The utility model is implemented as follows: a device for eliminating anaerobic floating sludge in a sludge concentration tank of a sewage treatment plant comprises a support column, a concentration tank, a tank cover and a discharge pipe, wherein the bottom of the concentration tank is fixedly mounted on the top of the support column, the bottom of the tank cover is fixedly mounted on the top of the concentration tank, the top of the discharge pipe is connected to the bottom of the concentration tank, a stirring assembly is arranged on the top of the tank cover, and a plug-in assembly is arranged on the surface of the discharge pipe;

[0006] The stirring assembly includes a motor, a stirring rod and a stirring blade. The bottom of the motor is fixedly mounted on the top of the tank cover, the top of the stirring rod is fixedly mounted on the top of the motor, and the bottom of the stirring rod penetrates into the interior of the concentration tank. A plurality of stirring blades are provided, and the plurality of stirring blades are fixedly mounted on the surface of the stirring rod.

[0007] The plug-in assembly includes a first plug-in block, a second plug-in block and an extension tube, the inner wall of the first plug-in block is fixedly mounted on the surface of the discharge tube, the top of the second plug-in block is located at the bottom of the first plug-in block, the surface of the extension tube is fixedly mounted on the inner wall of the second plug-in block, and the top of the extension tube is in contact with the bottom of the discharge tube;

[0008] Two grooves are provided inside the second plug-in block, and surfaces of the two grooves are provided with extrusion components and positioning components.

[0009] As a preferred embodiment of the utility model, the extrusion assembly includes an extrusion rod, an extrusion plate, two vertical rods and two first springs, the front and rear sides of the extrusion rod both penetrate the front and rear sides of the groove, and the front side of the extrusion plate is fixedly installed on the rear side of the extrusion rod, the upper and lower sides of the two vertical rods both penetrate the upper and lower sides of the extrusion plate, and the top and bottom of the vertical rods are fixedly installed on the inner wall of the groove, the two first springs are both sleeved on the surface of the vertical rod, and the opposite side of the first springs is fixedly installed on the bottom of the extrusion plate and the inner wall of the groove. By setting up the extrusion assembly, when the staff needs to install or disassemble the extension tube, the use of the extrusion assembly can facilitate the staff to operate and use it.

[0010] As a preferred embodiment of the utility model, the positioning assembly includes two positioning rods, two positioning plates, two cross bars and a second spring. The opposite sides of the two positioning rods pass through the outer side of the groove, and the opposite sides of the two positioning plates are fixedly installed on the opposite side of the positioning rod. The left and right sides of the two cross bars pass through the opposite side of the positioning plate and the positioning rod, and the left side of the cross bar away from one end of the positioning rod is fixedly installed on the inner wall of the groove. By setting up the positioning assembly, it can be used in conjunction with the extrusion assembly, so that the positioning rod can be driven to move out from the surface of the positioning groove.

[0011] As a preferred embodiment of the utility model, a fixing rod is fixedly installed on the inner wall of the groove, and a connecting rod is rotatably connected to the surface of the fixing rod, and the front side of the connecting rod is located on the rear side of the positioning plate. By arranging the fixing rod and the connecting rod, a pulling force can be given to the connecting rod after the mating rod moves downward.

[0012] As a preferred embodiment of the utility model, travel grooves are provided on the front and rear sides of the two positioning plates, the front side of the connecting rod is in contact with the surface of the travel groove through a rotating shaft, and connecting grooves are provided on the front and rear sides of the connecting rod. By setting the travel grooves and the connecting grooves, after the connecting grooves are subjected to pulling force, the connecting rods can be driven to pull the travel grooves using the rotating shaft at the same time.

[0013] As a preferred embodiment of the utility model, a matching rod is fixedly installed on the top of the extrusion plate, and the rear side of the matching rod is in contact with the inner wall of the connecting groove through a rotating shaft. By providing the matching rod, the connecting groove can be squeezed by the rotating shaft at the same time after being subjected to the pulling force of the extrusion plate.

[0014] As a preferred embodiment of the utility model, positioning grooves are provided on the opposite sides of the first plug-in block, and the left and right sides of the positioning grooves extend to the inside of the groove, and the positioning grooves are used in conjunction with the positioning rod. By setting the positioning grooves, they can be used in conjunction with the positioning rod, which makes it convenient for staff to install the extension tube.

[0015] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0016] 1. The utility model provides a plug-in component, an extrusion component, a positioning component and a positioning groove. The extrusion component can be used first, so that the positioning component can be driven to move. In the process of moving the positioning component, the positioning rod can be driven to move out from the surface of the positioning groove to complete the installation or disassembly of the extension pipe. When the staff uses the sludge thickening tank, the extension pipe can be provided to facilitate the staff to unload the material.

[0017] 2. The utility model provides a plug-in assembly, so that when the staff needs to connect the extension pipe and the discharge pipe, the plug-in assembly can be used to facilitate the operation of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional schematic diagram of a concentration tank provided by an embodiment of the utility model;

[0019] Figure 2 It is a cross-sectional schematic diagram of a concentration tank provided by an embodiment of the utility model;

[0020] Figure 3 It is an exploded schematic diagram of a plug-in assembly provided in an embodiment of the utility model;

[0021] Figure 4 The utility model embodiment provides Figure 3 A local enlarged schematic diagram of point A in the middle.

[0022] In the figure: 1. support column; 2. concentration tank; 3. tank cover; 4. discharge pipe; A. stirring assembly; A1. motor; A2. stirring rod; A3. stirring blade; 5. plug-in assembly; 51. first plug-in block; 52. second plug-in block; 53. extension tube; 6. groove; 7. extrusion assembly; 71. extrusion rod; 72. extrusion plate; 73. vertical rod; 74. first spring; 8. positioning assembly; 81. positioning rod; 82. positioning plate; 83. cross rod; 84. second spring; 9. fixing rod; 10. connecting rod; 11. travel groove; 12. connecting groove; 13. matching rod; 14. positioning groove. DETAILED DESCRIPTION

[0023] In order to further understand the content, features and effects of the present invention, the following embodiments are given as examples and described in detail with reference to the accompanying drawings.

[0024] The structure of the utility model is described in detail below in conjunction with the accompanying drawings.

[0025] like Figures 1 to 4 As shown, an embodiment of the utility model provides a device for eliminating anaerobic floating sludge in a sludge thickening tank of a sewage treatment plant, comprising a support column 1, a thickening tank 2, a tank cover 3 and a discharge pipe 4, wherein the bottom of the thickening tank 2 is fixedly mounted on the top of the support column 1, the bottom of the tank cover 3 is fixedly mounted on the top of the thickening tank 2, the top of the discharge pipe 4 is connected to the bottom of the thickening tank 2, a stirring component A is arranged on the top of the tank cover 3, and a plug-in component 5 is arranged on the surface of the discharge pipe 4;

[0026] The stirring assembly A includes a motor A1, a stirring rod A2 and a stirring blade A3. The bottom of the motor A1 is fixedly mounted on the top of the tank cover 3, the top of the stirring rod A2 is fixedly mounted on the top of the motor A1, and the bottom of the stirring rod A2 penetrates into the interior of the concentration tank 2. A plurality of stirring blades A3 are provided, and the plurality of stirring blades A3 are fixedly mounted on the surface of the stirring rod A2.

[0027] The plug assembly 5 includes a first plug block 51, a second plug block 52 and an extension tube 53. The inner wall of the first plug block 51 is fixedly mounted on the surface of the discharge tube 4, the top of the second plug block 52 is located at the bottom of the first plug block 51, the surface of the extension tube 53 is fixedly mounted on the inner wall of the second plug block 52, and the top of the extension tube 53 is in contact with the bottom of the discharge tube 4;

[0028] Two grooves 6 are formed inside the second plug-in block 52 , and surfaces of the two grooves 6 are provided with extrusion components 7 and positioning components 8 .

[0029] refer to Figure 3 and Figure 4The extrusion assembly 7 includes an extrusion rod 71, an extrusion plate 72, two vertical rods 73 and two first springs 74. The front and rear sides of the extrusion rod 71 penetrate the front and rear sides of the groove 6, and the front side of the extrusion plate 72 is fixedly installed on the rear side of the extrusion rod 71. The upper and lower sides of the two vertical rods 73 penetrate the upper and lower sides of the extrusion plate 72, and the top and bottom of the vertical rods 73 are fixedly installed on the inner wall of the groove 6. The two first springs 74 are both sleeved on the surface of the vertical rod 73, and the opposite side of the first spring 74 is fixedly installed on the bottom of the extrusion plate 72 and the inner wall of the groove 6.

[0030] By adopting the above solution, by providing the extrusion assembly 7 , when the staff needs to install or remove the extension tube 53 , the extrusion assembly 7 can be used to facilitate the staff to operate and use it.

[0031] refer to Figure 3 and Figure 4 The positioning assembly 8 includes two positioning rods 81, two positioning plates 82, two cross bars 83 and a second spring 84. The opposite sides of the two positioning rods 81 pass through the outer side of the groove 6, and the opposite sides of the two positioning plates 82 are fixedly installed on the opposite side of the positioning rods 81. The left and right sides of the two cross bars 83 pass through the opposite side of the positioning plates 82 and the positioning rods 81, and the left side of the cross bar 83 away from the end of the positioning rod 81 is fixedly installed on the inner wall of the groove 6.

[0032] The above solution is adopted: by providing the positioning assembly 8 , it can be used in conjunction with the extrusion assembly 7 , so that the positioning rod 81 can be driven to move out from the surface of the positioning groove 14 .

[0033] refer to Figure 4 A fixing rod 9 is fixedly installed on the inner wall of the groove 6 , and a connecting rod 10 is rotatably connected to the surface of the fixing rod 9 , and the front side of the connecting rod 10 is located at the rear side of the positioning plate 82 .

[0034] By adopting the above solution, by providing the fixing rod 9 and the connecting rod 10 , a pulling force can be applied to the connecting rod 10 after the matching rod 13 moves downward.

[0035] refer to Figure 4 The two positioning plates 82 are provided with travel grooves 11 on both the front and rear sides, the front side of the connecting rod 10 is in contact with the surface of the travel groove 11 through the rotating shaft, and the connecting rod 10 is provided with connecting grooves 12 on both the front and rear sides.

[0036] By adopting the above solution, by providing the travel groove 11 and the connecting groove 12 , after the connecting groove 12 is subjected to a pulling force, the connecting rod 10 can be driven to pull the travel groove 11 by the rotating shaft at the same time.

[0037] refer to Figure 4A matching rod 13 is fixedly mounted on the top of the extrusion plate 72, and the rear side of the matching rod 13 contacts the inner wall of the connecting groove 12 through the rotating shaft.

[0038] By adopting the above solution, by providing the matching rod 13 , after being subjected to the pulling force of the extrusion plate 72 , the connecting groove 12 can be squeezed by the rotating shaft at the same time.

[0039] refer to Figure 3 and Figure 4 A positioning groove 14 is formed on one opposite side of the first plug-in block 51 . The left and right sides of the positioning groove 14 extend into the interior of the groove 6 , and the positioning groove 14 cooperates with the positioning rod 81 .

[0040] The above solution is adopted: by providing the positioning groove 14 , it can be used in conjunction with the positioning rod 81 , so that it is convenient for the staff to install the extension tube 53 .

[0041] The working principle of this utility model:

[0042] When the extension tube 53 needs to be installed, the staff first adjusts the extrusion rod 71 downward. When the extrusion rod 71 is subjected to the downward pulling force, the extrusion plate 72 can be driven to move downward at the same time. In this way, through the downward movement of the extrusion plate 72, the matching rod 13 can be driven to squeeze the connecting groove 12 using the rotating shaft. In this way, after the connecting groove 12 is squeezed, the connecting rod 10 can be driven to rotate using the fixing rod 9. After the connecting rod 10 is rotated, the travel groove 11 can be squeezed using the rotating shaft at the same time. After the travel groove 11 is squeezed, the positioning plate 82 can be driven to move downward. After the positioning plate 82 moves downward, the staff docks the first plug-in block 51 with the second plug-in block 52, and then releases the extrusion rod 71, so that the positioning rod 81 is rebounded by the rebound force of the first spring 74 and the second spring 84, and returns to the surface of the positioning groove 14 to fix the extension tube 53.

[0043] In summary, the device for eliminating anaerobic floating sludge in the sludge thickening tank of a sewage treatment plant solves the problem that the current sludge thickening tank is generally discharged through the bottom discharge pipe during use, and the current sludge thickening tank discharge pipe is arranged at the bottom of the sludge thickening tank body, which is relatively troublesome when the staff performs the discharge procedure.

[0044] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0045] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A device for eliminating anaerobic floating sludge in a sludge concentration tank of a sewage treatment plant, comprising a support column (1), a concentration tank (2), a tank cover (3) and a discharge pipe (4), wherein the bottom of the concentration tank (2) is fixedly mounted on the top of the support column (1), the bottom of the tank cover (3) is fixedly mounted on the top of the concentration tank (2), and the top of the discharge pipe (4) is connected to the bottom of the concentration tank (2), characterized in that: The top of the tank cover (3) is provided with a stirring assembly (A), and the surface of the discharge pipe (4) is provided with a plug-in assembly (5); The stirring assembly (A) comprises a motor (A1), a stirring rod (A2) and a stirring blade (A3); the bottom of the motor (A1) is fixedly mounted on the top of the tank cover (3); the top of the stirring rod (A2) is fixedly mounted on the top of the motor (A1); and the bottom of the stirring rod (A2) penetrates into the interior of the concentration tank (2); a plurality of stirring blades (A3) are provided, and the plurality of stirring blades (A3) are fixedly mounted on the surface of the stirring rod (A2); The plug-in assembly (5) comprises a first plug-in block (51), a second plug-in block (52) and an extension tube (53); the inner wall of the first plug-in block (51) is fixedly mounted on the surface of the discharge tube (4); the top of the second plug-in block (52) is located at the bottom of the first plug-in block (51); the surface of the extension tube (53) is fixedly mounted on the inner wall of the second plug-in block (52), and the top of the extension tube (53) is in contact with the bottom of the discharge tube (4); Two grooves (6) are provided inside the second plug-in block (52), and surfaces of the two grooves (6) are provided with extrusion components (7) and positioning components (8).

2. The device for eliminating anaerobic floating sludge in the sludge concentration tank of a sewage treatment plant as claimed in claim 1, characterized in that: The extrusion assembly (7) comprises an extrusion rod (71), an extrusion plate (72), two vertical rods (73) and two first springs (74); the front and rear sides of the extrusion rod (71) penetrate the front and rear sides of the groove (6), and the front side of the extrusion plate (72) is fixedly mounted on the rear side of the extrusion rod (71); the upper and lower sides of the two vertical rods (73) penetrate the upper and lower sides of the extrusion plate (72), and the top and bottom of the vertical rods (73) are fixedly mounted on the inner wall of the groove (6); the two first springs (74) are sleeved on the surface of the vertical rod (73), and the opposite side of the first springs (74) is fixedly mounted on the bottom of the extrusion plate (72) and the inner wall of the groove (6).

3. The device for eliminating anaerobic floating sludge in the sludge concentration tank of a sewage treatment plant as claimed in claim 1, characterized in that: The positioning assembly (8) comprises two positioning rods (81), two positioning plates (82), two cross rods (83) and a second spring (84); the opposite sides of the two positioning rods (81) penetrate the outer side of the groove (6); the opposite sides of the two positioning plates (82) are fixedly mounted on the side opposite to the positioning rod (81); the left and right sides of the two cross rods (83) penetrate to the side opposite to the positioning plate (82) and the positioning rod (81); and the left side of the cross rod (83) away from one end of the positioning rod (81) is fixedly mounted on the inner wall of the groove (6).

4. A device for eliminating anaerobic floating sludge in a sludge concentration tank of a sewage treatment plant as claimed in claim 3, characterized in that: A fixing rod (9) is fixedly mounted on the inner wall of the groove (6), and a connecting rod (10) is rotatably connected to the surface of the fixing rod (9), and the front side of the connecting rod (10) is located on the rear side of the positioning plate (82).

5. A device for eliminating anaerobic floating sludge in a sludge concentration tank of a sewage treatment plant as claimed in claim 4, characterized in that: The two positioning plates (82) are provided with travel grooves (11) on both the front and rear sides, the front side of the connecting rod (10) is in contact with the surface of the travel groove (11) via a rotating shaft, and the connecting rod (10) is provided with connecting grooves (12) on both the front and rear sides.

6. The device for eliminating anaerobic floating sludge in the sludge concentration tank of a sewage treatment plant as claimed in claim 2, characterized in that: A matching rod (13) is fixedly mounted on the top of the extrusion plate (72), and the rear side of the matching rod (13) is in contact with the inner wall of the connecting groove (12) via a rotating shaft.

7. The device for eliminating anaerobic floating sludge in the sludge concentration tank of a sewage treatment plant as claimed in claim 3, characterized in that: The first plug-in block (51) is provided with a positioning groove (14) on one opposite side, and the left and right sides of the positioning groove (14) extend into the interior of the groove (6), and the positioning groove (14) is used in conjunction with the positioning rod (81).

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