Three-phase separator for natural gas treatment

Abstract

The utility model discloses a three-phase separator for natural gas treatment, which comprises a separator body, a mounting pipe is arranged at the top of the separator body, a plurality of defoggers are arranged in the mounting pipe from top to bottom, adjacent defoggers are connected together, an exhaust hood is arranged at the top of the mounting pipe, and the exhaust hood is connected with the defoggers. The exhaust hood and the demister are detachably connected with the mounting pipe, the bottom end of the exhaust hood is tightly pressed on the demister, and a filter element is arranged on the inner side of the exhaust hood and used for finally filtering the natural gas before the natural gas is exhausted. A plurality of demisters are mounted at the top of the separator body and are overlapped, so that a better demisting effect is conveniently achieved, an exhaust hood is arranged at the top of each demister, the exhaust hoods can be quickly disassembled and assembled, the demisters can be directly taken out after the exhaust hoods are disassembled, workers can conveniently replace or maintain the demisters, and the working efficiency is improved. And the repair and maintenance of the three-phase separator are greatly facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of three-phase separators, in particular to a three-phase separator for natural gas processing. Background Art

[0002] A three-phase separator is usually used in natural gas processing. A demister is generally provided at the gas outlet of the three-phase separator to remove particles inside the natural gas and atomized water mist.

[0003] The patent with Chinese patent authorization announcement number CN211394386U discloses a natural gas three-phase separator, including a separator body, the left end face and the upper end face of the separator body are respectively fixedly connected with an air inlet pipe and an air outlet pipe, the lower end of the air outlet pipe is threadedly connected with a connecting pipe, the lower end of the connecting pipe is fixedly connected with a fixing plate, the lower end face of the fixing plate is fixedly connected with a filter box, the lower end of the filter box passes through the separator body and extends to the interior of the separator body, the lower end face of the filter box is installed with a defogger box, and the lower end face of the defogger box is fixedly connected with a coarse mesh; after the mixed gas passes through the separator body to separate water, oil and gas, the natural gas rises and passes through the coarse mesh to enter the defogger box and the filter box, and then the natural gas is filtered for dust and water vapor, and the filtered natural gas is discharged through the air outlet pipe. After a period of use, the air outlet pipe and the connecting pipe can be screwed unscrewed, and then the filter box and the defogger box are cleaned to prevent impurities from clogging the air outlet.

[0004] The above patent provides a demisting box installed at the gas outlet of the natural gas three-phase separator. However, the demisting box of the existing three-phase separator is installed inside the separator body, which makes it difficult to disassemble and repair the demisting box, and it is not convenient for the staff to quickly disassemble, replace or repair the demisting box, which is not conducive to the maintenance of the three-phase separator. Utility Model Content

[0005] The utility model aims to provide a three-phase separator for natural gas processing, aiming to improve the problem that the demister box of the existing three-phase separator is installed inside the separator body, which makes the demister box difficult to disassemble and maintain, and is not convenient for staff to quickly disassemble, replace or repair the demister box.

[0006] The utility model is achieved in this way:

[0007] A three-phase separator for natural gas processing comprises a separator body, a mounting tube is provided on the top of the separator body, a plurality of demisters are provided inside the mounting tube from top to bottom, adjacent demisters are connected together, an exhaust hood is provided on the top of the mounting tube, the exhaust hood and the demisters are connected to the mounting tube in a detachable manner, the bottom end of the exhaust hood is pressed against the demister, and a filter element is provided on the inner side of the exhaust hood for final filtering of the natural gas before it is discharged.

[0008] Preferably, a limiting ring is provided on the inner side of the mounting tube, and the inner diameter of the limiting ring is smaller than the outer diameter of the demister.

[0009] Preferably, a plurality of inclined plates are evenly arranged on the inner side of the demister, and the inclined plates of adjacent demisters are staggered. A connecting column is provided in the middle of the demister, and the connecting column is welded to the plurality of inclined plates. A threaded groove is provided at the top of the connecting column, and a pressure column is provided at the bottom of the connecting column. A stud is provided at the bottom of the pressure column, and the stud is connected to the threaded groove of the adjacent demister.

[0010] Preferably, an adapter ring is provided at the bottom end of the exhaust hood, the bottom end of the adapter ring is pressed against the demister, and an exhaust pipe is provided at the top end of the exhaust hood, a flange is provided at the end of the exhaust pipe, and a plurality of flange holes are evenly arranged at the edge of the flange.

[0011] Preferably, a connecting ring is provided at the top opening of the filter element, the connecting ring is connected to the inner side of the exhaust hood, and the inner side of the filter element is communicated with the exhaust pipe.

[0012] Preferably, a mounting groove is provided at the bottom end of the separator body, and a support seat is threadedly connected to the mounting groove.

[0013] Preferably, a mounting ring is provided at the top of the support seat, the mounting ring is threadedly connected to the mounting groove, and a plurality of support plates are provided at the bottom end of the support seat, a bottom ring is provided at the bottom end of the support plate, and a plurality of bolt holes are provided on the bottom ring.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. A plurality of demisters are installed on the top of the separator body of the utility model, and the plurality of demisters are arranged in a superimposed manner, so as to achieve a better demisting effect. An exhaust hood is provided on the top of the demister, and the exhaust hood can be quickly disassembled and assembled. After the exhaust hood is removed, the demister can be directly taken out, which is convenient for the staff to replace or repair the demister, and greatly facilitates the repair and maintenance of the three-phase separator.

[0016] 2. A support base is installed at the bottom of the separator body of the utility model, and the support base can lift the separator body to facilitate the fixation and use of the separator body. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a structural schematic diagram of the separator body of the utility model at the front oblique downward angle;

[0019] Figure 3It is a structural schematic diagram of the separator body of the utility model at the front end oblique upward viewing angle;

[0020] Figure 4 It is a structural schematic diagram of the utility model demister at the front oblique downward angle;

[0021] Figure 5 It is a schematic diagram of the structure of the utility model demister at the front oblique upward viewing angle;

[0022] Figure 6 It is a structural schematic diagram of the exhaust hood of the utility model;

[0023] Figure 7 It is a structural schematic diagram of the filter element of the utility model;

[0024] Figure 8 It is a structural schematic diagram of the support seat of the utility model.

[0025] In the figure: 1. separator body; 11. mounting tube; 12. limiting ring; 13. mounting groove; 2. defogger; 21. inclined plate; 22. connecting column; 23. threaded groove; 24. pressure column; 25. stud; 3. exhaust hood; 31. adapter ring; 32. exhaust pipe; 33. flange; 34. flange hole; 4. filter element; 41. connecting ring; 5. support seat; 51. mounting ring; 52. support plate; 53. bottom ring; 54. bolt hole. DETAILED DESCRIPTION

[0026] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] The following is a further description with reference to the accompanying drawings and specific embodiments:

[0028] Example 1

[0029] like Figure 1 and Figure 2As shown, a three-phase separator for natural gas processing includes a separator body 1, a mounting tube 11 is provided on the top of the separator body 1, and a plurality of demisters 2 are provided inside the mounting tube 11 from top to bottom. The mounting tube 11 is convenient for installing the demister 2, so as to facilitate the disassembly, assembly and replacement of the demister 2. Adjacent demisters 2 are connected together, so that sufficient stability between adjacent demisters 2 can be ensured to achieve a better demisting effect. An exhaust hood 3 is provided on the top of the mounting tube 11, and the exhaust hood 3 and the demister 2 are connected to the mounting tube 11 in a detachable manner. The exhaust hood 3 is used to guide the demisted natural gas out of the separator body 1. The bottom end of the exhaust hood 3 is pressed tightly on the demister 2. This structure can ensure that the demister 2 is stably mounted on the inner side of the mounting tube 11. A filter element 4 is provided on the inner side of the exhaust hood 3 for the final filtration of the natural gas before it is discharged.

[0030] like Figure 2 As shown, a limiting ring 12 is provided on the inner side of the mounting tube 11, and the inner diameter of the limiting ring 12 is smaller than the outer diameter of the demister 2; this structure enables the limiting ring 12 to stably support the demister 2 from the bottom of the demister 2, thereby ensuring that the demister 2 is stable inside the mounting tube 11.

[0031] like Figure 4 and Figure 5 As shown, a plurality of inclined plates 21 are evenly arranged on the inner side of the defogger 2, and the inclined plates 21 of adjacent defoggers 2 are arranged in a staggered manner. The inclined plates 21 of this structure can ensure that the plurality of defoggers 2 cooperate with each other to achieve a better defogger effect. A connecting column 22 is provided in the middle of the defogger 2, and the connecting column 22 is welded and connected to the plurality of inclined plates 21. The connecting column 22 ensures the stability of the inclined plates 21 and facilitates the connection between the plurality of defoggers 2. A threaded groove 23 is provided at the top of the connecting column 22, and a pressure column 24 is provided at the bottom of the connecting column 22. A stud 25 is provided at the bottom of the pressure column 24, and the stud 25 is connected to the threaded groove 23 of the adjacent defogger 2; the threaded groove 23 cooperates with the pressure column 24 and the stud 25 to facilitate the connection between the adjacent defoggers 2, and ensures sufficient stability between the adjacent defoggers 2.

[0032] like Figure 6 As shown, an adapter ring 31 is provided at the bottom of the exhaust hood 3, and the bottom of the adapter ring 31 is pressed tightly on the demister 2. This structure ensures that the exhaust hood 3 is connected to the mounting pipe 11, and also stabilizes the demister 2 inside the mounting pipe 11. An exhaust pipe 32 is provided at the top of the exhaust hood 3, and the exhaust pipe 32 is used to discharge the filtered flange. A flange 33 is provided at the end of the exhaust pipe 32, and a plurality of flange holes 34 are evenly provided on the edge of the flange 33; the cooperation of the flange 33 and the flange hole 34 is convenient for the exhaust hood 3 to be connected to external equipment.

[0033] like Figure 7As shown, a connecting ring 41 is provided at the top opening of the filter element 4, the connecting ring 41 is connected to the inner side of the exhaust hood 3, and the inner side of the filter element 4 is communicated with the exhaust pipe 32; this structure facilitates the filter element 4 to filter natural gas, and also facilitates the replacement of the filter element 4.

[0034] Working principle: When in use, assemble the three-phase separator to the designated position according to the use requirements, then connect multiple demisters 2 to each other, and place the connected demisters 2 on the inside of the mounting tube 11, then install the exhaust hood 3 and the filter element 4 matching structure, and connect the exhaust hood 3 to the natural gas transmission pipeline; the natural gas can be defogged and filtered by the demister 2 and the filter element 4. When the demister 2 and the filter element 4 need to be replaced or repaired, it is only necessary to disassemble the exhaust hood 3, which is simple and convenient to operate. Compared with the prior art, a plurality of demisters 2 are installed on the top of the separator body 1 of the present application, and the plurality of demisters 2 are arranged in a stacked manner, so as to achieve a better defog effect, and an exhaust hood 3 is provided on the top of the demister 2, and the exhaust hood 3 can be quickly disassembled and assembled, and the demister 2 can be directly taken out after the exhaust hood 3 is removed, so that the staff can replace or repair the demister 2, which greatly facilitates the repair and maintenance of the three-phase separator.

[0035] Example 2

[0036] like Figure 1 and Figure 2 As shown, a three-phase separator for natural gas processing includes a separator body 1, a mounting tube 11 is provided on the top of the separator body 1, and a plurality of demisters 2 are provided inside the mounting tube 11 from top to bottom. The mounting tube 11 is convenient for installing the demister 2, so as to facilitate the disassembly, assembly and replacement of the demister 2. Adjacent demisters 2 are connected together, so that sufficient stability between adjacent demisters 2 can be ensured to achieve a better demisting effect. An exhaust hood 3 is provided on the top of the mounting tube 11, and the exhaust hood 3 and the demister 2 are connected to the mounting tube 11 in a detachable manner. The exhaust hood 3 is used to guide the demisted natural gas out of the separator body 1. The bottom end of the exhaust hood 3 is pressed tightly on the demister 2. This structure can ensure that the demister 2 is stably mounted on the inner side of the mounting tube 11. A filter element 4 is provided on the inner side of the exhaust hood 3 for the final filtration of the natural gas before it is discharged.

[0037] like Figure 2 As shown, a limiting ring 12 is provided on the inner side of the mounting tube 11, and the inner diameter of the limiting ring 12 is smaller than the outer diameter of the demister 2; this structure enables the limiting ring 12 to stably support the demister 2 from the bottom of the demister 2, thereby ensuring that the demister 2 is stable inside the mounting tube 11.

[0038] like Figure 4 and Figure 5As shown, a plurality of inclined plates 21 are evenly arranged on the inner side of the defogger 2, and the inclined plates 21 of adjacent defoggers 2 are arranged in a staggered manner. The inclined plates 21 of this structure can ensure that the plurality of defoggers 2 cooperate with each other to achieve a better defogger effect. A connecting column 22 is provided in the middle of the defogger 2, and the connecting column 22 is welded and connected to the plurality of inclined plates 21. The connecting column 22 ensures the stability of the inclined plates 21 and facilitates the connection between the plurality of defoggers 2. A threaded groove 23 is provided at the top of the connecting column 22, and a pressure column 24 is provided at the bottom of the connecting column 22. A stud 25 is provided at the bottom of the pressure column 24, and the stud 25 is connected to the threaded groove 23 of the adjacent defogger 2; the threaded groove 23 cooperates with the pressure column 24 and the stud 25 to facilitate the connection between the adjacent defoggers 2, and ensures sufficient stability between the adjacent defoggers 2.

[0039] like Figure 6 As shown, an adapter ring 31 is provided at the bottom of the exhaust hood 3, and the bottom of the adapter ring 31 is pressed tightly on the demister 2. This structure ensures that the exhaust hood 3 is connected to the mounting pipe 11, and also stabilizes the demister 2 inside the mounting pipe 11. An exhaust pipe 32 is provided at the top of the exhaust hood 3, and the exhaust pipe 32 is used to discharge the filtered flange. A flange 33 is provided at the end of the exhaust pipe 32, and a plurality of flange holes 34 are evenly provided on the edge of the flange 33; the cooperation of the flange 33 and the flange hole 34 is convenient for the exhaust hood 3 to be connected to external equipment.

[0040] like Figure 7 As shown, a connecting ring 41 is provided at the top opening of the filter element 4, the connecting ring 41 is connected to the inner side of the exhaust hood 3, and the inner side of the filter element 4 is communicated with the exhaust pipe 32; this structure facilitates the filter element 4 to filter natural gas, and also facilitates the replacement of the filter element 4.

[0041] like Figure 1 and Figure 3 As shown, a mounting groove 13 is provided at the bottom end of the separator body 1, and the mounting groove 13 is threadedly connected with a support seat 5; the mounting groove 13 is convenient for installing the support seat 5, and is convenient for disassembly, assembly and use of the support seat 5; it is also convenient for the support seat 5 to be connected to the separator body 1.

[0042] like Figure 8 As shown, the top of the support seat 5 is provided with a mounting ring 51, which is threadedly connected to the mounting groove 13. This structure is convenient for connecting the support seat 5 with the separator body 1. The bottom of the support seat 5 is provided with a plurality of support plates 52, and the bottom of the support plate 52 is provided with a bottom ring 53, and the bottom ring 53 is provided with a plurality of bolt holes 54; the support plate 52 is convenient for lifting the separator, and the cooperation of the bottom ring 53 and the bolt holes 54 is convenient for fixing the position of the support seat 5 by bolts.

[0043] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be modified and varied in various ways. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A three-phase separator for natural gas processing, comprising a separator body (1), characterized in that: A mounting tube (11) is provided at the top of the separator body (1), and a plurality of demisters (2) are provided inside the mounting tube (11) from top to bottom, and adjacent demisters (2) are connected together. An exhaust hood (3) is provided at the top of the mounting tube (11), and the exhaust hood (3) and the demister (2) and the mounting tube (11) are all connected in a detachable manner. The bottom end of the exhaust hood (3) is pressed tightly against the demister (2), and a filter element (4) is provided on the inner side of the exhaust hood (3) for performing a final filtration on the natural gas before it is discharged.

2. A three-phase separator for natural gas processing according to claim 1, characterized in that: A limiting ring (12) is provided on the inner side of the mounting tube (11), and the inner diameter of the limiting ring (12) is smaller than the outer diameter of the demister (2).

3. A three-phase separator for natural gas processing according to claim 1, characterized in that: A plurality of inclined plates (21) are evenly arranged on the inner side of the demister (2), and the inclined plates (21) of adjacent demisters (2) are arranged in a staggered manner. A connecting column (22) is provided in the middle of the demister (2), and the connecting column (22) is welded to the plurality of inclined plates (21), and a threaded groove (23) is provided at the top of the connecting column (22), and a pressure column (24) is provided at the bottom end of the connecting column (22), and a stud (25) is provided at the bottom end of the pressure column (24), and the stud (25) is connected to the threaded groove (23) of the adjacent demister (2).

4. A three-phase separator for natural gas processing according to claim 1, characterized in that: The bottom end of the exhaust hood (3) is provided with an adapter ring (31), the bottom end of the adapter ring (31) is pressed tightly against the demister (2), and the top end of the exhaust hood (3) is provided with an exhaust pipe (32), the end of the exhaust pipe (32) is provided with a flange (33), and the edge of the flange (33) is evenly provided with multiple flange holes (34).

5. A three-phase separator for natural gas processing according to claim 4, characterized in that: A connecting ring (41) is provided at the top opening of the filter element (4), the connecting ring (41) is connected to the inner side of the exhaust hood (3), and the inner side of the filter element (4) is in communication with the exhaust pipe (32).

6. A three-phase separator for natural gas processing according to any one of claims 1 to 5, characterized in that: The bottom end of the separator body (1) is provided with a mounting groove (13), and the mounting groove (13) is threadedly connected to a support seat (5).

7. A three-phase separator for natural gas processing according to claim 6, characterized in that: The top end of the support seat (5) is provided with a mounting ring (51), the mounting ring (51) is threadedly connected to the mounting groove (13), and the bottom end of the support seat (5) is provided with a plurality of support plates (52), the bottom end of the support plate (52) is provided with a bottom ring (53), and the bottom ring (53) is provided with a plurality of bolt holes (54).

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