Double-screw propelled sewage treatment sludge conveying device

Abstract

The utility model discloses a sewage treatment sludge conveying device with double-screw propulsion, which relates to the technical field of sludge conveying and comprises a conveying pipe and a scraping component, a screw rod is mounted in the conveying pipe through a motor, and the scraping component used for cleaning sludge on the inner wall of the conveying pipe is arranged at the upper end of the conveying pipe. And the scraping and cleaning assembly comprises a cover plate, a moving groove, a connecting frame, a scraping and cleaning rod and a moving belt, the moving groove is formed in the middle of the cover plate, the connecting frame is arranged in the moving groove, the scraping and cleaning rod is connected to the lower end of the connecting frame, and the moving belt is connected to the side end of the connecting frame. According to the double-screw-propelled sewage treatment sludge conveying device, the scraping and cleaning rod moves through movement of the connecting frame and the moving belt, the scraping and cleaning rod plays a sludge scraping and cleaning role on the inner wall of the conveying pipe when moving, caking caused by long-time adhesion of sludge is avoided, the connecting frame drives the scraping and cleaning rod to move directionally through the moving groove, and the moving stability is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to sludge conveying technical field, concretely is a sewage treatment sludge conveying device of double helical propulsion. BACKGROUND

[0002] Sewage treatment sludge is solid or semi-solid material produced in the sewage treatment process, and the sludge contains rich nutrients and energy substances, such as nitrogen, phosphorus, potassium, and other nutrient elements and biogas energy. Through appropriate treatment methods, these resources can be recycled and utilized, realizing the recycling of resources, reducing the dependence on natural resources, and the double helical propulsion sewage treatment sludge conveying device is a device for conveying sludge in the sewage treatment process.

[0003] However, the existing sludge conveying device is easy to stick to the inner wall of the conveying pipe during use, and is easy to clog after a long time.

[0004] Therefore, in view of the above, the existing structure and defects are studied and improved, and a double helical propulsion sewage treatment sludge conveying device is provided. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a double helical propulsion sewage treatment sludge conveying device to solve the problems in the background art.

[0006] To achieve the above purpose, the utility model provides the following technical scheme: a double helical propulsion sewage treatment sludge conveying device, comprising a conveying pipe and a scraping assembly, a screw rod is installed in the conveying pipe by a motor, the scraping assembly for cleaning the sludge on the inner wall of the conveying pipe is arranged at the upper end of the conveying pipe, and the scraping assembly comprises a cover plate, a moving groove, a connecting frame, a scraping rod and a moving belt, a moving groove is formed in the middle of the cover plate, and a connecting frame is arranged in the moving groove, a scraping rod is connected to the lower end of the connecting frame, and a moving belt is connected to the side end of the connecting frame.

[0007] Further, a feeding box is arranged on the left side of the upper end of the cover plate, and the cover plate and the feeding box are fixedly connected.

[0008] Further, a discharge hole is formed in the end of the conveying pipe, and the number of discharge holes is two.

[0009] Further, an auxiliary assembly is arranged in the discharge hole, and the number of auxiliary assemblies is two groups.

[0010] Further, the auxiliary assembly comprises a connecting rod and an auxiliary ring, and the end of the connecting rod is connected with the auxiliary ring.

[0011] Further, the cover plate is provided with a moving assembly for moving opening and closing on both sides, and the moving assembly is symmetrically provided with two groups about the central axis of the cover plate.

[0012] Further, the moving assembly comprises a support frame and an electric push rod, and the lower end of the support frame is connected with the electric push rod.

[0013] Further, the moving assembly further comprises a limiting groove and a limiting frame, and the surface of the side edge of the support frame is provided with the limiting groove, and the inside of the limiting groove is provided with the limiting frame.

[0014] The utility model provides a kind of sewage treatment sludge conveying device of double helix propulsion, with following

[0015] Beneficial effects:

[0016] 1, the utility model discloses a scraping pole is moved by the movement of connecting frame and moving belt, and the scraping pole plays the role of sludge scraping to the inner wall of conveying pipe when moving, avoids the agglomeration caused by long time adhesion of sludge, and moving groove makes connecting frame drive scraping pole directional movement, increases the stability of movement, and moving belt is driven by motor to provide moving power for connecting frame and scraping pole.

[0017] 2, the utility model discloses that the conveying efficiency of sludge is increased by two groups of spiral rods inside conveying pipe, and connecting rod and auxiliary ring play the role of auxiliary installation at the end of spiral rod, so that spiral rod rotates in the inside of auxiliary ring when rotating, support frame drives cover plate to open and close up and down under the telescopic effect of electric push rod, so as to maintain or clean inside conveying pipe, and limiting groove makes support frame adjust position outside limiting frame when moving, to increase the stability when adjusting support frame. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 It is the whole structure schematic view of the utility model double helix propulsion's sewage treatment sludge conveying device;

[0019] Fig. 2 It is the scraping assembly structure schematic view of the utility model double helix propulsion's sewage treatment sludge conveying device;

[0020] Fig. 3 It is the moving assembly structure schematic view of the utility model double helix propulsion's sewage treatment sludge conveying device.

[0021] In the drawing: 1, conveying pipe;2, spiral rod;3, scraping assembly;301, cover plate;302, moving groove;303, connecting frame;304, scraping rod;305, moving belt;4, feed box;5, discharge hole;6, auxiliary assembly;601, connecting rod;602, auxiliary ring;7, moving assembly;701, support frame;702, electric push rod;703, limiting groove;704, limiting frame. Detailed Implementation

[0022] The embodiments of this utility model will be described in further detail below with reference to the accompanying drawings and examples. The following examples are for illustrative purposes only and should not be construed as limiting the scope of this utility model.

[0023] like Fig. 1 As shown, a double-helix propulsion sludge conveying device for sewage treatment includes a conveying pipe 1 and a scraping assembly 3. A screw rod 2 is installed inside the conveying pipe 1 via a motor. The two sets of screw rods 2 increase the conveying efficiency of the sludge inside the conveying pipe 1. A feed box 4 is provided on the left side of the upper end of a cover plate 301, and the cover plate 301 and the feed box 4 are fixedly connected. A discharge hole 5 is provided at the end of the conveying pipe 1, and there are two discharge holes 5. An auxiliary assembly 6 is installed inside the discharge hole 5, and there are two sets of auxiliary assemblies 6. The auxiliary assembly 6 includes a connecting rod 601 and an auxiliary ring 602, and the end of the connecting rod 601 is connected to the auxiliary ring 602. The connecting rod 601 and the auxiliary ring 602 serve as auxiliary installation at the end of the screw rod 2, so that the end of the screw rod 2 rotates inside the auxiliary ring 602 when rotating.

[0024] like Fig. 2 As shown, a scraping assembly 3 for cleaning sludge from the inner wall of the conveying pipe 1 is located at the upper end of the conveying pipe 1. The scraping assembly 3 includes a cover plate 301, a moving groove 302, a connecting frame 303, a scraping rod 304, and a moving belt 305. The moving groove 302 is provided in the middle of the cover plate 301. The moving groove 302 allows the connecting frame 303 to drive the scraping rod 304 to move in a directional manner, increasing the stability of movement. The connecting frame 303 is provided inside the moving groove 302. The lower end of the connecting frame 303 is connected to the scraping rod 304. The scraping rod 304 moves due to the movement of the connecting frame 303 and the moving belt 305. When moving, the scraping rod 304 scrapes the sludge from the inner wall of the conveying pipe 1, preventing the sludge from adhering for a long time and causing clumping. The side end of the connecting frame 303 is connected to the moving belt 305. The moving belt 305 is driven by a motor to rotate forward or reverse, providing the moving power for the connecting frame 303 and the scraping rod 304.

[0025] like Fig. 3As shown, the cover plate 301 is provided with a moving assembly 7 for moving opening and closing on both sides, and the moving assembly 7 is symmetrically provided with two groups about the central axis of the cover plate 301, the moving assembly 7 comprises a support frame 701 and an electric push rod 702, and the lower end of the support frame 701 is connected with the electric push rod 702, the support frame 701 drives the cover plate 301 to open and close up and down under the action of the electric push rod 702, so as to maintain or clean the inside of the conveying pipe 1, the moving assembly 7 further comprises a limiting groove 703 and a limiting frame 704, the surface of the side edge of the support frame 701 is provided with the limiting groove 703, the limiting groove 703 enables the support frame 701 to adjust the position outside the limiting frame 704 when moving, increases the stability when the support frame 701 adjusts, and the limiting frame 704 is arranged in the limiting groove 703.

[0026] In summary, the double-spiral-propelled sewage treatment sludge conveying device first according to Figs. 1-3 As shown in the structure, the sludge enters into the inside of the conveying pipe 1 from the feeding box 4, the screw rod 2 is driven by the motor, the screw rod 2 rotates in the auxiliary ring 602, and the sludge is conveyed to the discharge hole 5 for discharge, the two groups of screw rods 2 increase the conveying efficiency of the sludge in the conveying pipe 1, when the sludge is conveyed, the motor drives the moving belt 305 to rotate, thereby driving the connecting frame 303 and the scraping rod 304 to move, the scraping rod 304 plays a role of scraping the sludge on the inner wall of the conveying pipe 1 when moving, avoids the agglomeration caused by the long-time adhesion of the sludge, the moving groove 302 enables the connecting frame 303 to drive the scraping rod 304 to move directionally, and the stability of the movement is increased, the moving belt 305 is driven by the motor to rotate or reverse, so that the scraping rod 304 continuously scrapes the sludge on the inner wall of the conveying pipe 1, when the inside of the conveying pipe 1 is maintained or cleaned, the control electric push rod 702 is elongated to drive the cover plate 301 to open and close up and down, so as to maintain or clean the inside of the conveying pipe 1, and the limiting groove 703 enables the support frame 701 to adjust the position outside the limiting frame 704 when moving, thereby increasing the stability when the support frame 701 adjusts.

[0027] The embodiments of the present application are given for the purpose of example and description, and are not exhaustive or limit the present application to the disclosed forms. Many modifications and variations will be apparent to those skilled in the art. The embodiments are selected and described in order to better illustrate the principles and practical application of the present application, and to enable those skilled in the art to understand the present application so as to design various embodiments with various modifications suitable for specific purposes.

Claims

1. A twin-screw propelled sewage sludge transport device for sewage treatment, comprising a transport pipe (1) and a scraping assembly (3), characterized in that, The interior of the conveying pipe (1) is provided with a screw rod (2) installed by a motor, the scraping assembly (3) for cleaning the sludge on the inner wall of the conveying pipe (1) is arranged at the upper end of the conveying pipe (1), and the scraping assembly (3) comprises a cover plate (301), a moving groove (302), a connecting frame (303), a scraping rod (304) and a moving belt (305), the middle part of the cover plate (301) is provided with the moving groove (302), the interior of the moving groove (302) is provided with the connecting frame (303), the lower end of the connecting frame (303) is connected with the scraping rod (304), and the side end of the connecting frame (303) is connected with the moving belt (305).

2. A twin auger propelled sewage treatment sludge conveyor according to claim 1 wherein, The left side of the upper end of the cover plate (301) is provided with a feeding box (4), and the cover plate (301) and the feeding box (4) are fixedly connected.

3. A twin auger propelled sewage treatment sludge conveyor as claimed in claim 1 wherein, The end of the conveying pipe (1) is provided with two discharge holes (5).

4. A twin auger propelled sewage treatment sludge transfer apparatus according to claim 3, wherein, The interior of the discharge hole (5) is provided with an auxiliary assembly (6) for auxiliary installation, and two groups of auxiliary assemblies (6) are arranged.

5. A twin auger propelled sewage treatment sludge transfer apparatus according to claim 4, wherein, The auxiliary assembly (6) comprises a connecting rod (601) and an auxiliary ring (602), and the end of the connecting rod (601) is connected with the auxiliary ring (602).

6. A twin auger propelled sewage treatment sludge conveyor as claimed in claim 1 wherein, The both sides of the cover plate (301) are provided with a moving assembly (7) for moving opening and closing, and two groups of moving assemblies (7) are symmetrically arranged about the central axis of the cover plate (301).

7. A twin auger propelled sewage treatment sludge transfer apparatus according to claim 6, wherein, The moving assembly (7) comprises a supporting frame (701) and an electric push rod (702), and the lower end of the supporting frame (701) is connected with the electric push rod (702).

8. A twin auger propelled sewage treatment sludge conveyor according to claim 7, characterised in that, The moving assembly (7) further comprises a limiting groove (703) and a limiting frame (704), the surface of the side edge of the supporting frame (701) is provided with the limiting groove (703), and the interior of the limiting groove (703) is provided with the limiting frame (704).

Images