Sediment cleaning device for sewage treatment aeration tank

Abstract

The invention discloses a sediment cleaning device for a sewage treatment aeration tank. The sediment cleaning device comprises a spraying bent pipe, a sewage suction bent pipe, a strip-shaped brush plate, a disinfection nozzle, a strip-shaped box, a second pump body, a double-piston-rod air cylinder and an oil cylinder. The device has the beneficial effects that the jet elbow and the sludge suction elbow are horizontally and reversely distributed and are matched with the second pump bodies correspondingly connected with the jet elbow and the sludge suction elbow, so that the function of rapidly sucking, discharging and guiding out sludge slurry while flushing deposited sludge is realized, the flushing and cleaning efficiency is high, the diffusion and flowing area of the sludge slurry is reduced, and the service life of the device is prolonged. The flushing sludge slurry is prevented from overflowing all around, and the difficulty of subsequent cleaning of the interior of the tank body is reduced; the contact rubbing and brushing effectiveness between the brush needle surface of the strip-shaped brush plate and the bottom of the tank body is utilized, so that the diffusion of the sludge slurry can be further prevented, and the liquid splashing is less; the disinfectant is sprayed out from the spraying elbow pipe for the first time and then sprayed out from the inside of the sewage suction elbow pipe for the second time, so that the sufficiency of disinfecting and sterilizing the sludge is enhanced.

Description

Technical Field

[0001] The invention relates to the technical field of sewage treatment, in particular to a sediment cleaning device for a sewage treatment aeration tank. Background Art

[0002] During the long-term operation of the sewage treatment aeration tank, sediments will accumulate at the bottom of the tank. These sediments are usually small particles deposited together. In order to ensure the normal use of the subsequent aeration tank, the staff will regularly drain and clean the sediments. The existing sediment cleaning devices for sewage treatment aeration tanks mostly adopt a high-pressure water spray flushing structure. In the process of cleaning sediments, we found the following defects: 1. The sludge formed by flushing is not drained in time, resulting in a large area of ​​​​sludge flow and diffusion, which is not conducive to subsequent simplified and efficient cleaning; 2. The flushing water spray head is single in form, the single flushing area is small, and the liquid splashes a lot; 3. During the flushing process, it is not conducive to the disinfection of the sediment by the disinfectant. Summary of the invention

[0003] The object of the present invention is to provide a sediment cleaning device for a sewage treatment aeration tank in order to solve the above-mentioned problem.

[0004] The present invention achieves the above-mentioned purpose through the following technical scheme: a sediment cleaning device for a sewage treatment aeration tank, comprising a jet elbow, a sewage suction elbow, a strip brush plate, a disinfection nozzle, an internal conduit, a strip box, a liquid inlet pipe, a sewage discharge pipe, a second pump body, an L-shaped plate, a double piston rod cylinder, an oil cylinder and a U-shaped carrier, wherein the jet elbow and the sewage suction elbow are in a horizontally reversely distributed positional relationship, one end of a row of the jet elbows is connected to the interior of an upper chamber located inside the strip box, one end of a row of the sewage suction elbows is connected to the interior of a lower chamber located inside the strip box, the liquid inlet pipe connected to the upper chamber is connected to an output port of the second pump body, the sewage discharge pipe connected to the lower chamber is connected to an input port of another second pump body, a disinfection nozzle is installed inside the other port of each of the jet elbows and the other end port of each of the sewage suction elbows, and each of the disinfection nozzles is connected and installed with an internal conduit; The rear end edge of the strip brush plate is fixedly connected to the edge of one side of the bottom of the strip box, a double-piston rod cylinder is connected and installed between the two triangular plates located at the top of the strip box, and two oil cylinders are symmetrically installed on the top of the L-shaped plate connected to the cylinder body part of the double-piston rod cylinder, and the cylinder body parts of the two oil cylinders are fixedly connected to the end face of one end of the same U-shaped carrier.

[0005] Preferably, a guide rail is installed on the back of the bar box, and the guide rail is slidably connected to a corresponding portion of one end of the L-shaped plate.

[0006] Preferably, one end of the inner catheter is connected to and installed at a corresponding position of the outer catheter, and a port located in the middle of the outer catheter is connected to a first pump body output port located on the U-shaped carrier through a tube body.

[0007] Preferably, the external catheter is U-shaped, and the tube parts on both sides of the external catheter correspond to the upper chamber and the lower chamber respectively, and the tube parts on both sides of the external catheter are installed with electric control valves.

[0008] Preferably, two slides are symmetrically mounted on the top of the U-shaped carrier, and the two slides are connected to corresponding structural parts of the same external servo linear motion module.

[0009] Preferably, one end inside the U-shaped carrier is fixedly connected to two symmetrically distributed second pump bodies, and the second pump bodies and the first pump bodies are electrically connected to a pump body controller located on the U-shaped carrier through wires.

[0010] Preferably, the liquid inlet pipe and the sewage discharge pipe are both made of flexible material pipes.

[0011] Preferably, the double-piston-rod cylinder is connected to a pneumatic controller located on the U-shaped carrier via an air guide tube.

[0012] Preferably, the input port of the first pump body is connected to the interior of an external disinfectant container through a tube.

[0013] The beneficial effects of the present invention are: 1. A row of jet elbows at the upper end are used to eject high-pressure flushing liquid through the corresponding second pump body during the reciprocating movement, and another corresponding second pump body is used to suck and discharge the sludge flushed from the corresponding port of the suction elbow in combination with the synchronous operation. At the same time, the jet elbow and the suction elbow are used to form a horizontal reverse distribution relationship, so as to realize the function of quickly sucking and discharging the sludge while flushing the deposited sludge, and the flushing and cleaning efficiency is high, and the diffusion and flow area of ​​the sludge is reduced, so as to avoid the overflow of the flushing sludge, and greatly reduce the difficulty of subsequent cleaning of the inside of the tank body; Second, the disinfectant is sprayed out from the injection elbow once, and then sprayed from the inside of the suction elbow to the sludge slurry head-on for the second time, which enhances the adequacy of disinfection and sterilization of the sludge; 3. The height position of the connected strip box can be adjusted by telescoping the oil cylinder to ensure the effectiveness of the brush needle surface of the strip brush plate in contact with the bottom of the pool body. At the same time, the brush needle surface of the strip brush plate can be used to further prevent the spread of sludge and reduce liquid splashing. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0015] Figure 1 It is a three-dimensional diagram of the overall structure of the present invention; Figure 2 It is a partial structural stereogram of the whole invention; Figure 3 for Figure 2 Side view in; Figure 4 It is a schematic diagram of the distributed connection structure between the injection elbow and the sewage suction elbow of the present invention; Figure 5 It is a cross-sectional view of the local structure of the bar box of the present invention.

[0016] In the figure: 1. jet elbow; 2. sewage suction elbow; 3. strip brush plate; 4. disinfection nozzle; 410. internal catheter; 411. external catheter; 412. electric control valve; 413. first pump body; 5. strip box; 510. triangle plate; 520. upper chamber; 530. lower chamber; 6. liquid inlet pipe; 7. sewage discharge pipe; 8. second pump body; 9. guide rail; 10. L-shaped plate; 11. double piston rod cylinder; 12. oil cylinder; 13. pump body controller; 14. pneumatic controller; 15. slide seat; 16. U-shaped carrier. DETAILED DESCRIPTION

[0017] In order to make the purpose, features and advantages of the present invention more obvious and easy to understand, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the embodiments described below are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0018] The technical solution of the present invention is further described below with reference to the accompanying drawings and through specific implementation methods.

[0019] In the description of the present invention, it is necessary to understand that the orientations or positional relationships indicated by the terms "upper", "lower", "top", "bottom", "inside", "outside", etc. are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0020] See also Figure 1-5 As shown, a sediment cleaning device for a sewage treatment aeration tank comprises a jet elbow 1, a sewage suction elbow 2, a strip brush plate 3, a disinfection nozzle 4, an internal guide tube 410, a strip box 5, a liquid inlet pipe 6, a sewage discharge pipe 7, a second pump body 8, an L-shaped plate 10, a double piston rod cylinder 11, an oil cylinder 12 and a U-shaped carrier 16, wherein the jet elbow 1 and the sewage suction elbow 2 are in a horizontally reversely distributed positional relationship, one end of a row of the jet elbows 1 is connected to the interior of an upper chamber 520 located inside the strip box 5, one end of a row of the sewage suction elbows 2 is connected to the interior of a lower chamber 530 located inside the strip box 5, the liquid inlet pipe 6 connected to the upper chamber 520 is connected to an output port of the second pump body 8, and the sewage discharge pipe 7 connected to the lower chamber 530 is connected to another input port of the second pump body 8; Combination Figure 1 , Figure 2 , Figure 4 and Figure 5 As shown, under the action of the double-piston-rod cylinder 11 driving the injection elbow 1 and the sewage suction elbow 2 connected by the bar box 5 to be in a synchronous reciprocating state, a row of injection elbows 1 located at the upper end are used to spray high-pressure flushing liquid through the corresponding second pump body 8 during the reciprocating movement, and combined with the synchronous operation of another corresponding second pump body 8, the sludge flushed down from the corresponding port of the sewage suction elbow 2 is sucked out, and at the same time, the horizontally reversely distributed positional relationship between the injection elbow 1 and the sewage suction elbow 2 is utilized to realize the function of quickly sucking and discharging the sludge while flushing the deposited sludge, and the diffusion and flow area of ​​the sludge sludge is reduced, thereby avoiding the overflow of the flushing sludge sludge, and greatly reducing the difficulty of subsequent cleaning of the inside of the pool.

[0021] A disinfection nozzle 4 is installed inside the other end port of each of the injection elbows 1 and inside the other end port of each of the suction elbows 2, and each of the disinfection nozzles 4 is connected to an internal conduit 410, one end of the internal conduit 410 is connected to a corresponding part of an external conduit 411, and a port located in the middle of the external conduit 411 is connected to an output port of a first pump body 413 located on the U-shaped carrier 16 through a pipe body, and an input port of the first pump body 413 is connected to the inside of an external disinfectant container through a pipe body; Reference Figure 2 and Figure 4As shown, when the jet elbow 1 jets out high-pressure liquid and the sewage suction elbow 2 sucks and discharges sewage sludge, the input port of the first pump body 413 is connected to the inside of the external disinfectant container through the tube body, so that the disinfectant passes through the external conduit 411 and the internal conduit 410 until it is sprayed out from the connected disinfection nozzle 4, thereby achieving the effect of killing insects and bacteria breeding in the sediment. The disinfectant is sprayed out from the jet elbow 1 once and then sprayed head-on from the inside of the sewage suction elbow 2 for a second time to the sludge, thereby enhancing the adequacy of disinfection and sterilization of the sludge.

[0022] The rear end edge of the strip brush plate 3 is fixedly connected to the edge of one side of the bottom of the strip box 5, and a double-piston rod cylinder 11 is connected and installed between the two triangular plates 510 located at the top of the strip box 5. Two oil cylinders 12 are symmetrically installed on the top of the L-shaped plate 10 connected to the cylinder body part of the double-piston rod cylinder 11, and the cylinder body parts of the two oil cylinders 12 are fixedly connected to the end face of one end of the same U-shaped carrier 16; Reference Figure 1 and Figure 2 As shown, the operation of the double-piston-rod cylinder 11 drives the connected strip box 5 and its connecting parts to be in a left-right reciprocating state, so that the strip brush plate 3 installed on one side of the bottom of the strip box 5, combined with the extension and retraction of the cylinder 12, can adjust the height position of the connected strip box 5, which can ensure the effectiveness of the brush needle surface of the strip brush plate 3 in contact with the bottom of the pool body and rub the brush. At the same time, the brush needle surface of the strip brush plate 3 can be used to further prevent the diffusion of sludge.

[0023] like Figure 2 As shown, a guide rail 9 is installed on the back of the bar box 5, and the guide rail 9 and the corresponding part of one end of the L-shaped plate 10 are slidably connected to each other. The sliding connection between the guide rail 9 and one end of the L-shaped plate 10 enhances the stability of the reciprocating movement of the bar box 5 and its connecting parts.

[0024] like Figure 1 As shown, the external catheter 411 is U-shaped, and the tube parts on both sides of the external catheter 411 correspond to the upper chamber 520 and the lower chamber 530 respectively. The tube parts on both sides of the external catheter 411 are installed with electric control valves 412. By opening and closing the electric control valves 412, the flow direction of the disinfectant entering can be controlled to meet the disinfection needs.

[0025] Furthermore, two slides 15 are symmetrically installed on the top of the U-shaped carrier 16, and the two slides 15 are connected to the corresponding structural parts of the same external servo linear motion module. By setting the slide 15 so as to be connected to the external servo linear motion module placed on the pool body, the cleaning position can be changed.

[0026] Furthermore, one end inside the U-shaped carrier 16 is fixedly connected to two symmetrically distributed second pump bodies 8 , and the second pump bodies 8 and the first pump body 413 are electrically connected to the pump body controller 13 located on the U-shaped carrier 16 through wires.

[0027] Furthermore, the liquid inlet pipe 6 and the sewage discharge pipe 7 are both made of flexible material pipes.

[0028] Furthermore, the double-piston-rod cylinder 11 is connected to the pneumatic controller 14 located on the U-shaped carrier 16 through an air guide pipe.

[0029] Working principle: Combination Figure 1 , Figure 2 , Figure 4 and Figure 5 As shown, under the action of the double piston rod cylinder 11 driving the injection elbow 1 and the sewage suction elbow 2 connected through the bar box 5 to be in a synchronous reciprocating state, a row of injection elbows 1 located at the upper end are used to inject high-pressure flushing liquid through the corresponding second pump body 8 during the reciprocating movement, and the sludge flushed from the corresponding port of the sewage suction elbow 2 is sucked out in combination with another second pump body 8 corresponding to the synchronous operation. At the same time, the horizontally reversely distributed position relationship between the injection elbow 1 and the sewage suction elbow 2 is utilized to realize the function of quickly sucking and discharging the sludge while flushing the deposited sludge, and the diffusion and flow area of ​​the sludge sludge is reduced, so that the overflow of the flushed sludge sludge is avoided, and the difficulty of subsequent cleaning of the inside of the tank body is greatly reduced; Reference Figure 2 and Figure 4 As shown, when the jet elbow 1 jets out high-pressure liquid and the sewage suction elbow 2 sucks and discharges sewage sludge, the input port of the first pump body 413 is connected to the inside of the external disinfectant container through the pipe body, so that the disinfectant passes through the external conduit 411 and the internal conduit 410 until it is sprayed out from the connected disinfection nozzle 4, so as to achieve the effect of killing insects and bacteria breeding in the sediment, and the disinfectant is sprayed from the jet elbow 1 once, and then sprayed from the inside of the sewage suction elbow 2 twice to the sludge, thereby enhancing the adequacy of disinfection and sterilization of the sludge; Reference Figure 1 and Figure 2 As shown, the operation of the double piston rod cylinder 11 drives the connected bar box 5 and its connecting parts to be in a reciprocating state, so that the bar brush plate 3 installed on one side of the bottom of the bar box 5, combined with the extension of the oil cylinder 12, adjusts the height position of the connected bar box 5, which can ensure the effectiveness of the brush needle surface of the bar brush plate 3 contacting and brushing the bottom of the pool body, and at the same time, the brush needle surface of the bar brush plate 3 can be used to further prevent the diffusion of sludge slurry; In summary: compared with the prior art, the differences are: 1. A row of jet elbows at the upper end are used to eject high-pressure flushing liquid through the corresponding second pump body during the reciprocating movement, and another corresponding second pump body is used to suck and discharge the sludge flushed from the corresponding port of the suction elbow in combination with the synchronous operation. At the same time, the jet elbow and the suction elbow are used to form a horizontal reverse distribution relationship, so as to realize the function of quickly sucking and discharging the sludge while flushing the deposited sludge, and the flushing and cleaning efficiency is high, and the diffusion and flow area of ​​the sludge is reduced, so as to avoid the overflow of the flushing sludge, and greatly reduce the difficulty of subsequent cleaning of the inside of the tank body; Second, the disinfectant is sprayed out from the injection elbow once, and then sprayed from the inside of the suction elbow to the sludge slurry head-on for the second time, which enhances the adequacy of disinfection and sterilization of the sludge; 3. The height position of the connected strip box can be adjusted by telescoping the oil cylinder to ensure the effectiveness of the brush needle surface of the strip brush plate in contact with the bottom of the pool body. At the same time, the brush needle surface of the strip brush plate can be used to further prevent the spread of sludge and reduce liquid splashing.

[0030] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered in all respects as exemplary and non-limiting, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations within the meaning and scope of the elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

[0031] As described above, the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit the same. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features thereof may be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A sediment cleaning device for a sewage treatment aeration tank, characterized in that: The invention comprises an injection elbow (1), a sewage suction elbow (2), a strip brush plate (3), a disinfection nozzle (4), an internal conduit (410), a strip box (5), a liquid inlet pipe (6), a sewage discharge pipe (7), a second pump body (8), an L-shaped plate (10), a double piston rod cylinder (11), an oil cylinder (12) and a U-shaped carrier (16), wherein the injection elbow (1) and the sewage suction elbow (2) are arranged in a horizontally reversed distribution relationship, one end of a row of the injection elbows (1) is connected to the interior of an upper chamber (520) located inside the strip box (5), and the row of the sewage suction elbows (2) is connected to the upper chamber (520) located inside the strip box (5). ) one end of which is in communication with the interior of a lower chamber (530) located inside the strip box (5), a liquid inlet pipe (6) in communication with the upper chamber (520) is connected to an output port of one of the second pump bodies (8), a sewage discharge pipe (7) in communication with the lower chamber (530) is connected to an input port of another of the second pump bodies (8), a disinfection nozzle (4) is installed inside the other end port of each of the injection elbows (1) and inside the other end port of each of the sewage suction elbows (2), and each of the disinfection nozzles (4) is in communication with an internal conduit (410); One end of the internal conduit (410) is connected to a corresponding portion of the external conduit (411), and a port located in the middle of the external conduit (411) is connected to an output port of a first pump body (413) located on the U-shaped carrier (16) through a tube body; The rear end edge of the strip brush plate (3) and the edge of one side of the bottom of the strip box (5) are fixedly connected to each other, and a double-piston rod cylinder (11) is connected and installed between two triangular plates (510) located at the top of the strip box (5), and two oil cylinders (12) are symmetrically installed on the top of the L-shaped plate (10) connected to the cylinder body part of the double-piston rod cylinder (11), and the cylinder body parts of the two oil cylinders (12) are fixedly connected to the end surface of one end of the same U-shaped carrier (16).

2. The sediment cleaning device for a sewage treatment aeration tank according to claim 1, characterized in that: A guide rail (9) is installed on the back of the bar box (5), and the guide rail (9) and a corresponding portion of one end of the L-shaped plate (10) are slidably connected to each other.

3. The sediment cleaning device for a sewage treatment aeration tank according to claim 1, characterized in that: The external catheter (411) is U-shaped, and the tube parts on both sides of the external catheter (411) correspond to the upper chamber (520) and the lower chamber (530) respectively, and the tube parts on both sides of the external catheter (411) are both installed with electric control valves (412).

4. The sediment cleaning device for a sewage treatment aeration tank according to claim 1, characterized in that: Two slide seats (15) are symmetrically mounted on the top of the U-shaped carrier (16), and the two slide seats (15) are connected to corresponding structural parts of the same external servo linear motion module.

5. The sediment cleaning device for a sewage treatment aeration tank according to claim 1, characterized in that: One end of the interior of the U-shaped carrier (16) is fixedly connected to two symmetrically distributed second pump bodies (8), and the second pump bodies (8) and the first pump body (413) are both electrically connected to a pump body controller (13) located on the U-shaped carrier (16) via wires.

6. The sediment cleaning device for a sewage treatment aeration tank according to claim 1, characterized in that: The liquid inlet pipe (6) and the sewage discharge pipe (7) are both made of flexible material.

7. The sediment cleaning device for a sewage treatment aeration tank according to claim 1, characterized in that: The double-piston-rod cylinder (11) is connected to a pneumatic controller (14) located on the U-shaped carrier (16) via an air guide pipe.

8. The sediment cleaning device for a sewage treatment aeration tank according to claim 1, characterized in that: The input port of the first pump body (413) is connected to the interior of an external disinfectant container via a tube.

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