High-pressure heat-preservation filtering device

Abstract

The utility model discloses a high-pressure heat preservation filtering device, which relates to the technical field of online high-pressure pipeline filtering and comprises a connecting pipe, an upper mounting pipe is fixedly mounted at the top of the connecting pipe, a connecting flange assembly is arranged at the bottom of the connecting pipe, and a conical pipe is detachably mounted at the bottom of the connecting pipe through the connecting flange assembly. A lower mounting pipe is fixedly mounted at the bottom of the conical pipe, and a conical filter screen is detachably mounted between the connecting pipe and the conical pipe; according to the utility model, the upper mounting pipe and the lower mounting pipe are convenient to disassemble and assemble by adopting the quick-release chucks, the flange bolts are connected and matched with the tetrafluoroethylene gaskets, so that certain pipeline pressure can be resisted, and the interlayer design adopted by the interlayer heat preservation assembly achieves the purpose of heat preservation and cooling of materials; compared with a flat plate filter screen, the conical filter screen design of the conical filter screen increases the filter area and accelerates the filter speed.

Description

Technical Field

[0001] The utility model relates to the technical field of online high-pressure pipeline filtering, in particular to a high-pressure heat-insulating filtering device. Background Art

[0002] In-line high-pressure pipeline filtration usually refers to the process of filtering the fluid in the pipeline in a high-pressure system. This filtration is usually achieved using a high-pressure filter, which is a device specially designed to filter impurities and particulate matter in a high-pressure system.

[0003] Flat-plate filters are commonly used in online high-pressure pipeline filtration systems. The filter discs are used in conjunction with filter cloths or filter membranes. Because they are flat plates, the filtration area is small and it is easy to cause pipeline blockage. The metal material also has a corresponding impact on the material temperature. Therefore, in view of the above phenomenon, it is urgent to design and produce a high-pressure thermal insulation filtration device to meet the needs of actual use. Utility Model Content

[0004] The utility model provides a high-pressure heat preservation filtering device, which solves the technical problems in the background technology.

[0005] In order to solve the above technical problems, the utility model provides a high-pressure heat preservation filtering device, comprising a connecting pipe, an upper mounting pipe is fixedly installed on the top of the connecting pipe, a connecting flange assembly is provided at the bottom of the connecting pipe, a conical pipe is detachably installed at the bottom of the connecting pipe through the connecting flange assembly, a lower mounting pipe is fixedly installed at the bottom of the conical pipe, and a conical filter screen is detachably installed between the connecting pipe and the conical pipe;

[0006] The conical filter screen comprises a conical screen body, a flange plate is fixedly mounted on the top edge of the conical screen body, filter meshes are provided on the surface of the conical screen body, and the conical screen body is in an inverted cone shape.

[0007] Preferably, the connecting flange assembly includes an upper flange, a lower flange and fastening bolts, the upper flange is integrally formed on the bottom end side of the connecting pipe, the lower flange is integrally formed on the top end side of the tapered tube, and mounting holes are provided on the upper flange and the lower flange, and the fastening bolts pass through the mounting holes to fix the upper flange to the lower flange.

[0008] Preferably, a gasket is provided between the upper flange and the lower flange, and the gasket is made of tetrafluoroethylene material.

[0009] Preferably, the flange plate is detachably installed between the upper flange and the lower flange.

[0010] Preferably, a sandwich insulation component is fixedly mounted on the surface of the connecting pipe, and a liquid inlet and a liquid outlet are respectively fixedly mounted on the sides of the sandwich insulation component.

[0011] Compared with the related art, the high-pressure heat preservation filter device provided by the utility model has the following beneficial effects:

[0012] The utility model provides a high-pressure heat preservation filtering device. Quick-release chucks are used at the upper mounting pipe and the lower mounting pipe for easy disassembly and assembly. The flange bolt connection is matched with a tetrafluoroethylene gasket to withstand a certain pipeline pressure.

[0013] The utility model provides a high-pressure heat preservation filtering device. The sandwich design adopted by the sandwich heat preservation component serves the purpose of heat preservation and cooling of materials. The cone filter screen design of the cone filter screen increases the filtering area and accelerates the filtering speed compared with the flat filter screen. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall cross-sectional structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 3 It is a cross-sectional three-dimensional structural schematic diagram of the utility model;

[0017] Figure 4 It is a schematic diagram of the structure of the conical filter screen of the utility model.

[0018] Numbers in the figure: 1. connecting pipe; 2. upper mounting pipe; 3. upper flange; 4. lower flange; 5. fastening bolts; 6. tapered pipe; 7. lower mounting pipe; 8. tapered filter screen; 9. sandwich insulation assembly; 10. gasket; 81. tapered mesh body; 82. flange plate; 83. filter mesh; 91. liquid inlet; 92. liquid outlet. DETAILED DESCRIPTION

[0019] Example, by Figure 1-4 The utility model comprises a connecting pipe 1, an upper mounting pipe 2 is fixedly mounted on the top of the connecting pipe 1, a connecting flange assembly is provided at the bottom of the connecting pipe 1, a conical pipe 6 is detachably mounted on the bottom of the connecting pipe 1 through the connecting flange assembly, a lower mounting pipe 7 is fixedly mounted on the bottom of the conical pipe 6, and a conical filter screen 8 is detachably mounted between the connecting pipe 1 and the conical pipe 6;

[0020] The conical filter screen 8 comprises a conical screen body 81 , a flange plate 82 is fixedly mounted on the top edge of the conical screen body 81 , filter meshes 83 are provided on the surface of the conical screen body 81 , and the conical screen body 81 is in an inverted cone shape.

[0021] In this embodiment, the conical design of the conical filter screen 8 increases the filtering area and enhances the filtering effect, and the flange plate 82 is provided to make the assembly simple and easy to clean. The chuck design at the top of the upper mounting tube 2 and the bottom of the lower mounting tube 7 is convenient for quick disassembly and assembly and can withstand a certain pipeline pressure.

[0022] The connecting flange assembly includes an upper flange 3, a lower flange 4 and fastening bolts 5. The upper flange 3 is integrally formed on the bottom side of the connecting pipe 1, and the lower flange 4 is integrally formed on the top side of the tapered pipe 6. Mounting holes are provided on the upper flange 3 and the lower flange 4. The fastening bolts 5 penetrate the mounting holes to fix the upper flange 3 and the lower flange 4. A gasket 10 is provided between the upper flange 3 and the lower flange 4, and the gasket 10 is made of tetrafluoroethylene material.

[0023] In this embodiment, the connecting flange assembly is connected by flange bolts and matched with a gasket 10 made of tetrafluoroethylene for a more secure seal.

[0024] The flange plate 82 is detachably installed between the upper flange 3 and the lower flange 4 .

[0025] An interlayer heat-insulating component 9 is fixedly mounted on the surface of the connecting pipe 1 , and a liquid inlet 91 and a liquid outlet 92 are fixedly mounted on the side surfaces of the interlayer heat-insulating component 9 .

[0026] In this embodiment, the liquid inlet 91 and the liquid outlet 92 are externally connected to a circulating high and low temperature device to keep the pipeline material warm and cool.

[0027] Working principle: The upper mounting pipe 2 and the lower mounting pipe 7 of this filter device adopt quick-release chucks for easy disassembly and assembly, and the flange bolt connection with the gasket 10 made of tetrafluoroethylene can withstand a certain pipeline pressure. The sandwich design adopted by the sandwich insulation component 9 serves the purpose of heat preservation and cooling of the material, and the conical filter screen design of the conical filter screen 8 increases the filtration area and speeds up the filtration speed compared with the flat filter screen.

Claims

1. A high-pressure heat preservation filtration device, comprising a connecting pipe (1), characterized in that: An upper mounting tube (2) is fixedly mounted on the top of the connecting tube (1), a connecting flange assembly is provided on the bottom of the connecting tube (1), a conical tube (6) is detachably mounted on the bottom of the connecting tube (1) via the connecting flange assembly, a lower mounting tube (7) is fixedly mounted on the bottom of the conical tube (6), and a conical filter screen (8) is detachably mounted between the connecting tube (1) and the conical tube (6); The conical filter screen (8) comprises a conical screen body (81), a flange plate (82) is fixedly mounted on the top edge of the conical screen body (81), a filter mesh (83) is provided on the surface of the conical screen body (81), and the conical screen body (81) is in the shape of an inverted cone.

2. A high pressure heat preservation filtration device according to claim 1, characterized in that: The connecting flange assembly comprises an upper flange (3), a lower flange (4) and fastening bolts (5); the upper flange (3) is integrally formed on the bottom side of the connecting pipe (1); the lower flange (4) is integrally formed on the top side of the tapered pipe (6); mounting holes are provided on the upper flange (3) and the lower flange (4); the fastening bolts (5) penetrate the mounting holes to fix the upper flange (3) to the lower flange (4).

3. A high pressure heat preservation and filtration device according to claim 2, characterized in that: A gasket (10) is provided between the upper flange (3) and the lower flange (4), and the gasket (10) is made of tetrafluoroethylene material.

4. A high pressure heat preservation and filtration device according to claim 2, characterized in that: The flange plate (82) is detachably mounted between the upper flange (3) and the lower flange (4).

5. The high-pressure heat preservation and filtration device according to claim 1, characterized in that: A sandwich insulation component (9) is fixedly mounted on the surface of the connecting pipe (1), and a liquid inlet (91) and a liquid outlet (92) are respectively fixedly mounted on the side surfaces of the sandwich insulation component (9).

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