Negative pressure mud discharge device

Abstract

The utility model relates to a negative pressure mud discharge device, including a main drainage-aiding liquid pipeline and a plurality of mud discharge components, wherein the plurality of mud discharge components are connected to the main drainage-aiding liquid pipeline; the mud discharge components include a branch drainage-aiding liquid pipeline, a nozzle, a mixing tube, a diffusion tube, a mud guide pipe and a mud suction plate; the nozzle diameter is smaller than the branch drainage-aiding liquid pipeline diameter; the mud guide pipe includes a first tube body and a second tube body, one end of the first tube body is connected to the nozzle, one end of the second tube body is connected to the mud suction plate, and the other end of the first tube body and the other end of the second tube body are connected by a flange. The mud guide pipe includes a first tube body and a second tube body connected by a flange, which is convenient for connection and disassembly between the first tube body and the second tube body, is conducive to cleaning and replacement of the mud guide pipe, reduces the retention of sludge in the mud guide pipe, ensures the mud guide efficiency of the mud guide pipe, and is also convenient for selecting second tube bodies of different lengths according to actual needs to adapt to the mud discharge of sludge at different positions and improve the sludge discharge efficiency.

Description

Technical Field

[0001] The utility model relates to the field of sludge treatment equipment, in particular to a negative pressure sludge discharge device. Background Art

[0002] Negative pressure mud discharge device is mainly used to discharge the dirt deposited at the bottom of the sedimentation tank in oil fields, papermaking and urban sewage treatment, and solve the problem of a large amount of dirt deposited at the bottom of the sewage sedimentation tank. The negative pressure mud discharge device is designed and manufactured based on the principle of generating negative pressure by hydraulic jet. The device can discharge the sludge at the bottom of the tank at any time without stopping production, which can replace manual tank cleaning or greatly extend the time interval for manual tank cleaning, and maintain the stability of the treated sewage water quality.

[0003] The existing negative pressure mud discharge device structure includes: a drainage liquid pipeline, a nozzle, a mud suction plate, a mud guide pipe, a mixing pipe, a diffusion pipe, and a mud discharge pipe; the existing mud guide pipe is an integral long pipe structure, and the length of the mud guide pipe is fixed. The length of the mud guide pipe cannot be adjusted according to working conditions or on-site requirements, which greatly affects the adaptability of the mud guide pipe. Utility Model Content

[0004] The utility model aims to solve one of the technical problems in the related art at least to a certain extent. To this end, the utility model proposes a negative pressure mud discharge device.

[0005] The technical solution adopted by the utility model to solve the technical problem is: a negative pressure mud discharge device, including a total auxiliary drainage pipeline and a plurality of mud discharge components, the total auxiliary drainage pipeline is arc-shaped, and the plurality of mud discharge components are connected to the total auxiliary drainage pipeline;

[0006] The mud discharge assembly includes a drainage pipeline, a nozzle, a mixing pipe, a diffusion pipe, a mud guide pipe and a mud suction plate;

[0007] One end of the auxiliary drainage pipe is connected to the main auxiliary drainage pipe, and the other end of the auxiliary drainage pipe is connected to one end of the nozzle. The other end of the nozzle is connected to a mixing pipe, the mixing pipe is connected to a diffuser, and the diffuser is connected to a mud discharge pipe; a plurality of mud guide pipes are connected below the nozzle, and each mud guide pipe is connected to a mud suction plate;

[0008] The nozzle diameter is smaller than the auxiliary liquid drainage pipe diameter, and the diameter of one end of the diffusion pipe connected to the mixing pipe is smaller than the diameter of one end of the diffusion pipe connected to the mud discharge pipe;

[0009] The mud guide pipe comprises a first pipe body and a second pipe body, one end of the first pipe body is connected to a nozzle, one end of the second pipe body is connected to a mud suction plate, and the other end of the first pipe body is connected to the other end of the second pipe body via a flange.

[0010] In a preferred embodiment of the utility model, the main drainage-aiding liquid pipeline includes at least two main drainage-aiding liquid pipe bodies, and adjacent main drainage-aiding liquid pipe bodies are connected by flanges; the branch drainage-aiding liquid pipeline includes a first branch drainage-aiding liquid pipe body and a second branch drainage-aiding liquid pipe body, one end of the first branch drainage-aiding liquid pipe body is connected to the main drainage-aiding liquid pipeline, the other end of the first branch drainage-aiding liquid pipe body is connected to one end of the second branch drainage-aiding liquid pipe body by a flange, and the second branch drainage-aiding liquid pipe body is connected to the nozzle.

[0011] In a preferred embodiment of the present invention, the plurality of mud guide pipes are evenly distributed on both sides of the auxiliary drainage pipe, and the lengths of each mud guide pipe located on the same side of the auxiliary drainage pipe are different.

[0012] In a preferred embodiment of the present utility model, a plurality of mud guide pipes located on both sides of the auxiliary drainage pipe are symmetrically arranged along the auxiliary drainage pipe.

[0013] In a preferred embodiment of the utility model, the mud suction disc is provided with a plurality of protrusions evenly distributed, and the plurality of protrusions and the mud suction disc are integrally formed.

[0014] In a preferred embodiment of the utility model, a filter screen is also provided on the mud suction disc.

[0015] In a preferred embodiment of the present invention, a support column is provided at the lower portion of the second tube body.

[0016] In a preferred embodiment of the present utility model, the mud suction plate is made of wear-resistant material.

[0017] The beneficial effects of the utility model are as follows: the mud guiding pipe in the present application comprises a first pipe body and a second pipe body connected by a flange, which facilitates the connection and disassembly between the first pipe body and the second pipe body, is conducive to the cleaning and replacement of the mud guiding pipe, reduces the retention of sludge in the mud guiding pipe, and ensures the mud guiding efficiency of the mud guiding pipe; at the same time, it is also convenient to select second pipe bodies of different lengths according to actual needs to adapt to the discharge of sludge at different positions, improve the sludge discharge efficiency, and improve the adaptability of the negative pressure mud discharge device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the mud discharge assembly of the utility model;

[0020] Figure 3 It is a structural schematic diagram of the mud suction disc of the utility model.

[0021] In the figure: the main drainage liquid pipeline 1; the main drainage liquid pipeline body 11; the branch drainage liquid pipeline 2; the first branch drainage liquid pipeline body 21; the second branch drainage liquid pipeline body 22; the nozzle 3; the mixing tube 4; the diffusion tube 5; the mud guide tube 6; the first tube body 61; the second tube body 62; the support column 63; the mud suction plate 7; the protrusion 71; the filter screen 72; the mud discharge pipe 8; the flange 9. DETAILED DESCRIPTION

[0022] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0023] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are 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 orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0024] like Figures 1 to 3 A negative pressure mud discharge device is shown, comprising a main auxiliary drainage liquid pipeline 1 and a plurality of mud discharge components, wherein the main auxiliary drainage liquid pipeline 1 is arc-shaped, and a plurality of mud discharge components are connected to the main auxiliary drainage liquid pipeline 1;

[0025] The mud discharge assembly includes a drainage auxiliary pipeline 2, a nozzle 3, a mixing pipe 4, a diffusion pipe 5, a mud guide pipe 6 and a mud suction plate 7;

[0026] One end of the auxiliary drainage pipe 2 is connected to the main auxiliary drainage pipe 1, and the other end of the auxiliary drainage pipe 2 is connected to one end of the nozzle 3. The other end of the nozzle 3 is connected to a mixing pipe 4, and the mixing pipe 4 is connected to a diffusion pipe 5, and the diffusion pipe 5 is connected to a mud discharge pipe 8; a plurality of mud guide pipes 6 are connected below the nozzle 3, and each mud guide pipe 6 is connected to a mud suction plate 7;

[0027] The diameter of the nozzle 3 is smaller than the diameter of the auxiliary drainage pipe 2, and the diameter of one end of the diffusion pipe 5 connected to the mixing pipe 4 is smaller than the diameter of one end of the diffusion pipe 5 connected to the mud discharge pipe 8;

[0028] The mud guide pipe 6 includes a first tube body 61 and a second tube body 62 , one end of the first tube body 61 is connected to the nozzle 3 , one end of the second tube body 62 is connected to the mud suction plate 7 , and the other end of the first tube body 61 and the other end of the second tube body 62 are connected via a flange 9 .

[0029] The negative pressure mud discharge device of the utility model is connected through a main drainage liquid pipeline 1 and branch drainage liquid pipelines 2 of multiple mud discharge components. The drainage liquid is introduced into the main drainage liquid pipeline 1, and the drainage liquid enters multiple mud discharge components through the pipeline. When the drainage liquid passes through the nozzle 4, since the diameter of the nozzle is smaller than the diameter of the branch drainage liquid pipeline 2, the drainage liquid will produce throttling, so that the flow rate of the drainage liquid is increased, and the pressure becomes low to produce a negative pressure area. Under the action of negative pressure, the bottom sludge enters the mixing tube 4 through the mud suction plate 7, the mud guide pipe 6, and the nozzle 3 and mixes with the drainage liquid. The mixed liquid can also increase the fluidity of the liquid and increase the discharge rate of the sludge. Subsequently, it enters the mud discharge pipe 8 through the pressurization of the diffuser 5 for discharge. The mud guiding pipe 6 in the present application includes a first pipe body 61 and a second pipe body 62 connected by a flange, which facilitates the connection and disassembly between the first pipe body 61 and the second pipe body 62, is beneficial to the cleaning and replacement of the mud guiding pipe 6, reduces the retention of sludge in the mud guiding pipe 6, and facilitates the reuse of the mud guiding pipe 6. It is also convenient to select the second pipe body 62 of different lengths according to actual needs to adapt to the sludge discharge at different positions and improve the sludge discharge efficiency.

[0030] As a preferred embodiment, the total drainage-aiding liquid pipeline 1 in the present application includes at least two total drainage-aiding liquid pipe bodies 11, and the adjacent total drainage-aiding liquid pipe bodies 11 are connected by flanges 9. When the mud discharge device is needed, the total drainage-aiding liquid pipe bodies 11 are connected by flanges. When the total drainage-aiding liquid pipeline 1 needs to be transported, stored or cleaned, it can be disassembled from the adjacent total drainage-aiding liquid pipe bodies 11 to reduce the volume occupied, which is convenient for storage or transportation. At the same time, the total drainage-aiding liquid pipe bodies 11 with smaller volumes are also convenient for cleaning. The sub-drainage-aiding liquid pipeline 2 in the present application includes a first sub-drainage-aiding liquid pipe body 21 and a second sub-drainage-aiding liquid pipe body 22, one end of the first sub-drainage-aiding liquid pipe body 21 is connected to the total drainage-aiding liquid pipeline 1, and the other end of the first sub-drainage-aiding liquid pipe body 21 is connected to one end of the second sub-drainage-aiding liquid pipe body 22 by flanges 9, and the second sub-drainage-aiding liquid pipe body 22 is connected to the nozzle 3. The first sub-drainage-aiding liquid pipe body 21 and the second sub-drainage-aiding liquid pipe body 22 connected to each other are convenient for installation and disassembly, storage and cleaning.

[0031] As a preferred embodiment, the multiple mud inlet pipes 6 in the present application are evenly distributed on both sides of the auxiliary drainage pipe 2, which is convenient for realizing uniform sludge discharge, and the length of each mud inlet pipe 6 located on the same side of the auxiliary drainage pipe 2 is different, which is conducive to the dispersed arrangement of the mud suction plate, facilitating the discharge of sludge at different positions and improving the sludge discharge efficiency.

[0032] As a preferred embodiment, the multiple mud guide pipes 6 located on both sides of the auxiliary drainage pipe 2 in the present application are symmetrically arranged along the auxiliary drainage pipe 2. It is easy to manufacture and also easy to achieve synchronous mud discharge on both sides of the auxiliary drainage pipe 2, thereby improving mud discharge efficiency.

[0033] As a preferred embodiment, the mud suction disk 7 in the present application is provided with a plurality of protrusions 71 evenly distributed, which increase the irregularity of the surface, prevent large particles from adhering to and clogging the holes of the mud suction disk when sliding on the surface of the mud suction disk, effectively avoid the clogging of the mud suction disk, and ensure the stable use of the mud suction disk; the protrusions 71 can be circular, square or other shapes, and their height and spacing can be adjusted according to specific needs; more preferably, the plurality of protrusions 71 and the mud suction disk 7 are integrally formed, which improves the integrity and structural strength between the mud suction disk 7 and the protrusions 71, and is conducive to improving the stability of the mud suction disk 7.

[0034] The suction plate 7 in the present application is also provided with a filter screen 72, which effectively prevents large particles from entering the suction plate 7, reduces the possibility of blockage of the suction plate 7, and ensures the stability of the use of the suction plate 7. The suction plate 7 in the present application is made of wear-resistant material, which is convenient for adapting to a variety of use environments and prolonging the service life of the suction plate 7.

[0035] As a preferred embodiment, a support column 63 is provided at the lower part of the second tube body 62 in the present application, and the support column 63 is used to support the second tube body 62 and the mud suction plate 7, which is beneficial to ensure the working stability of the mud suction plate 7 and the auxiliary drainage pipeline 2.

[0036] In the description of this specification, the description with reference to the terms "one embodiment", "certain embodiments", "illustrative embodiments", "examples", "specific examples" or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiments or examples are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner.

[0037] In summary, although the present invention has been disclosed as above in terms of preferred embodiments, the above preferred embodiments are not intended to limit the present invention. A person skilled in the art may make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the present invention shall be based on the scope defined in the claims.

Claims

1. A negative pressure mud discharge device, characterized in that: It comprises a total drainage-aiding liquid pipeline (1) and a plurality of mud discharge components, wherein the total drainage-aiding liquid pipeline (1) is arc-shaped, and the plurality of mud discharge components are connected to the total drainage-aiding liquid pipeline (1); The mud discharge assembly comprises a drainage auxiliary pipeline (2), a nozzle (3), a mixing pipe (4), a diffusion pipe (5), a mud guide pipe (6) and a mud suction plate (7); One end of the auxiliary drainage liquid pipeline (2) is connected to the main auxiliary drainage liquid pipeline (1), and the other end of the auxiliary drainage liquid pipeline (2) is connected to one end of the nozzle (3). The other end of the nozzle (3) is connected to a mixing tube (4), and the mixing tube (4) is connected to a diffusion tube (5), and the diffusion tube (5) is connected to a mud discharge pipe (8); a plurality of mud guide tubes (6) are connected below the nozzle (3), and each mud guide tube (6) is respectively connected to a mud suction plate (7); The diameter of the nozzle (3) is smaller than the diameter of the auxiliary liquid drainage pipe (2), and the diameter of one end of the diffusion pipe (5) connected to the mixing pipe (4) is smaller than the diameter of one end of the diffusion pipe (5) connected to the mud discharge pipe (8); The mud guide pipe (6) comprises a first tube body (61) and a second tube body (62); one end of the first tube body (61) is connected to the nozzle (3); one end of the second tube body (62) is connected to the mud suction plate (7); the other end of the first tube body (61) and the other end of the second tube body (62) are connected via a flange (9).

2. The negative pressure mud discharge device according to claim 1, characterized in that: The main drainage-aiding liquid pipeline (1) comprises at least two main drainage-aiding liquid pipe bodies (11), and adjacent main drainage-aiding liquid pipe bodies (11) are connected via flanges; the branch drainage-aiding liquid pipeline (2) comprises a first branch drainage-aiding liquid pipe body (21) and a second branch drainage-aiding liquid pipe body (22), one end of the first branch drainage-aiding liquid pipe body (21) is connected to the main drainage-aiding liquid pipeline (1), the other end of the first branch drainage-aiding liquid pipe body (21) is connected to one end of the second branch drainage-aiding liquid pipe body (22) via a flange (9), and the second branch drainage-aiding liquid pipe body (22) is connected to a nozzle (3).

3. The negative pressure mud discharge device according to claim 1, characterized in that: The plurality of mud guide pipes (6) are evenly distributed on both sides of the auxiliary drainage pipe (2), and the lengths of each mud guide pipe (6) located on the same side of the auxiliary drainage pipe (2) are different.

4. The negative pressure mud discharge device according to claim 3, characterized in that: A plurality of mud guide pipes (6) located on both sides of the auxiliary drainage pipeline (2) are symmetrically arranged along the auxiliary drainage pipeline (2).

5. The negative pressure mud discharge device according to claim 1, characterized in that: The mud suction plate (7) is provided with a plurality of protrusions (71) evenly distributed thereon, and the plurality of protrusions (71) and the mud suction plate (7) are integrally formed and manufactured.

6. The negative pressure mud discharge device according to claim 5, characterized in that: The mud suction disc (7) is also provided with a filter screen (72).

7. The negative pressure mud discharge device according to claim 1, characterized in that: A support column (63) is provided at the lower portion of the second tube body (62).

8. The negative pressure mud discharge device according to any one of claims 1 to 7, characterized in that: The mud suction plate (7) is made of wear-resistant material.

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