CN219804288U - Desanding separator - Google Patents

Abstract

The utility model belongs to the technical field of sand removal equipment, in particular to a sand removal separator, which comprises a box body; the bottom end of the outer side wall of the box body is in a cone shape; a blanking pipe is fixedly connected to the bottom end of the outer wall of the box body, and the blanking pipe is communicated with the box body; a feeding pipe is fixedly connected to the top end of the outer side wall of the box body, and the feeding pipe is communicated with the box body; the bottom end of the outer side wall of the box body is fixedly connected with a chassis through a group of upright posts; the inner side wall of the box body is fixedly connected with a conical filter screen; a motor is fixedly connected to the center of the top end of the outer wall of the box body; in order to solve among the prior art desander when carrying out the degritting to crude oil, because crude oil is comparatively thick to and mix with more grit in the crude oil, make the desander when carrying out the degritting to crude oil and filtering, crude oil and sand stone block up the screen cloth easily, thereby lead to the desanding efficiency of desander can reduce gradually's problem.

Description

Desanding separator

Technical Field

The utility model belongs to the technical field of sand removal equipment, and particularly relates to a sand removal separator.

Background

Petroleum is a mineral resource and one generally refers to petroleum that has not been processed as crude oil. Crude oil that has just been produced is doped with a lot of sand, and in order to separate these sand from the crude oil, it is necessary to use a sand remover to separate the sand from the crude oil so that the crude oil can be subjected to the next process.

When the sand remover is used for removing sand from crude oil in the prior art, as the crude oil is thicker and more sand stones are doped in the crude oil, the screen is easily blocked by the crude oil and the sand stones when the sand remover is used for removing sand and filtering the crude oil, so that the sand removal efficiency of the sand remover can be gradually reduced.

To this end, the present utility model provides a desanding separator.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model solves the problems that when the sand remover is used for removing sand from crude oil in the prior art, the crude oil is thick, and more sand stones are doped in the crude oil, so that when the sand remover is used for removing sand from and filtering the crude oil, the crude oil and the sand stones easily block a screen, and the sand removal efficiency of the sand remover can be gradually reduced.

The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a desanding separator, which comprises a box body; the bottom end of the outer side wall of the box body is in a cone shape; a blanking pipe is fixedly connected to the bottom end of the outer wall of the box body, and the blanking pipe is communicated with the box body; a feeding pipe is fixedly connected to the top end of the outer side wall of the box body, and the feeding pipe is communicated with the box body; the bottom end of the outer side wall of the box body is fixedly connected with a chassis through a group of upright posts; the inner side wall of the box body is fixedly connected with a conical filter screen; a motor is fixedly connected to the center of the top end of the outer wall of the box body; the output end of the motor is provided with a rotating rod, and the bottom end of the outer wall of the rotating rod penetrates through the top end of the outer wall of the box body and is in contact with the top end of the outer wall of the conical filter screen; the rotating rod penetrates through the outer side wall of one end of the top end of the outer wall of the box body, a group of cleaning plates are fixedly connected to the outer side wall of one end of the top end of the outer wall of the box body, and the bottom end of the outer wall of each cleaning plate is in contact with the outer side wall of the conical filter screen; a cleaning piece is arranged on one side of the outer wall of the cleaning plate, and the conical filter screen is cleaned by the cleaning piece; the working efficiency of the device is not easy to be reduced, so that the high-efficiency sand removal and filtration can be maintained.

Preferably, the cleaning member includes a brush; a concave through groove is formed in one side of the outer wall of the cleaning plate; the top end of the outer wall of the hairbrush is fixedly connected to the top end of the inner wall of the concave through groove; the bottom end of the outer wall of the hairbrush is contacted with the outer side wall of the conical filter screen; the anti-blocking effect of the device is improved, so that the working efficiency of the device is ensured.

Preferably, a pair of thread grooves are formed in the outer side wall of the box body; the outer side wall of the box body is provided with a first through groove, and the first through groove is positioned below the thread groove; the outer side wall of the box body is provided with a collecting shell which is communicated with the first through groove; square blocks are fixedly connected to the top end of the outer wall of the collecting shell; one side of the outer wall of the square block is in threaded connection with a pair of threaded rods, one end of the outer wall of each threaded rod penetrates through the square block, and the threaded rods are matched with the threaded grooves respectively; one side of the outer wall of the collecting shell is contacted with the outer side wall of the box body; the bottom end of the inner wall of the first through groove is flush with the bottom end of the outer side wall of the conical filter screen; a closing piece is arranged on one side of the inner wall of the collecting shell, and the first through groove is closed by the closing piece; the device can be used for multiple times, and the working efficiency is not easy to be reduced after the device is used for multiple times.

Preferably, the closure comprises a T-bar; one side of the inner wall of the collecting shell is fixedly connected with a clamping block through a spring, and the clamping block is matched with the first through groove; the outer side wall of the clamping block is fixedly connected with a rubber layer, and is connected to the inner side wall of the first through groove in a sealing sliding manner, and one end of the outer wall of the clamping block is flush with the inner side wall of the box body; one end of the outer wall of the T-shaped rod is fixedly connected to one end of the outer wall of the clamping block, and the other end of the outer wall of the T-shaped rod penetrates through the collecting shell; make this device can control the closure of first logical groove to under the condition that makes crude oil not reveal, collect the grit of box inner wall, thereby make this device more convenient.

Preferably, an inclined plane is formed at the bottom end of the inner wall of the first through groove; the bottom end of the outer wall of the clamping block is provided with an inclined plane, and the inclined plane of the bottom end of the outer wall of the clamping block is matched with the inclined plane of the bottom end of the inner wall of the first through groove; make this device more convenient collect grit.

Preferably, the bottom end of the outer wall of the chassis is provided with anti-skid patterns; the device is more stable.

The beneficial effects of the utility model are as follows:

1. according to the sand removal separator, one side of the outer wall of the cleaning plate is provided with the concave through groove, the top end of the outer wall of the hairbrush is fixedly connected to the top end of the inner wall of the concave through groove, the bottom end of the outer wall of the hairbrush is in contact with the outer side wall of the conical filter screen, so that the cleaning plate rotates to drive the hairbrush to rotate simultaneously, the hairbrush is used for cleaning the filter holes of the conical filter screen, sand stones cannot block the filter holes of the conical filter screen, and when thick crude oil is blocked in the filter holes, the hairbrush is used for cleaning the thick crude oil and sand stones cannot block the filter holes of the conical filter screen, so that the anti-blocking effect of the device is improved.

2. According to the sand removal separator, the inclined plane is formed at the bottom end of the outer wall of the clamping block, so that the clamping block can more conveniently enter when being extruded in the first through groove, the clamping block can be more tightly extruded through the inclined plane when entering the first through groove, and the inclined plane is formed at the bottom end of the inner wall of the first through groove, so that sand and stone can more conveniently enter the collecting shell through the inclined plane of the first through groove when being collected, and the sand and stone can be more conveniently collected.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is a schematic view of the motor and cone filter;

FIG. 5 is a schematic view of the structure of the cleaning plate and brush;

in the figure: 1. a case; 2. discharging pipes; 3. a feed pipe; 4. a column; 5. a chassis; 6. a conical filter screen; 7. a motor; 8. a rotating lever; 9. a cleaning plate; 10. a brush; 11. a concave through groove; 12. a thread groove; 13. a first through groove; 14. collecting the shell; 15. square blocks; 16. a threaded rod; 17. a T-bar; 18. and a clamping block.

Detailed Description

The utility model is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1 to 5, a desanding separator according to the present utility model includes a casing 1; the bottom end of the outer side wall of the box body 1 is in a cone shape; a blanking pipe 2 is fixedly connected to the bottom end of the outer wall of the box body 1, and the blanking pipe 2 is communicated with the box body 1; a feed pipe 3 is fixedly connected to the top end of the outer side wall of the box body 1, and the feed pipe 3 is communicated with the box body 1; the bottom end of the outer side wall of the box body 1 is fixedly connected with a chassis 5 through a group of upright posts 4; the inner side wall of the box body 1 is fixedly connected with a conical filter screen 6; a motor 7 is fixedly connected to the center of the top end of the outer wall of the box body 1; the output end of the motor 7 is provided with a rotating rod 8, and the bottom end of the outer wall of the rotating rod 8 penetrates through the top end of the outer wall of the box body 1 and is in contact with the top end of the outer wall of the conical filter screen 6; the rotating rod 8 penetrates through the outer side wall of one end of the top end of the outer wall of the box body 1, a group of cleaning plates 9 are fixedly connected to the outer side wall of one end of the top end of the outer wall of the box body, and the bottom end of the outer wall of each cleaning plate 9 is in contact with the outer side wall of the conical filter screen 6; a cleaning piece is arranged on one side of the outer wall of the cleaning plate 9, and the conical filter screen 6 is cleaned by the cleaning piece; in the prior art, when the sand remover is used for removing sand from crude oil, the crude oil is thick, and more sand is doped in the crude oil, so that the sand remover is easy to block a screen when the sand remover is used for removing sand from the crude oil, and the sand screen is gradually reduced, therefore, when the sand remover is in operation, the crude oil enters the box body 1 from the feed pipe 3 and then falls onto the conical filter screen 6, the conical filter screen 6 is conical, sand in the crude oil can slide to the bottom end of the conical filter screen 6 along the inclined plane of the conical filter screen 6, so that the top end of the conical filter screen 6 cannot be blocked, the motor 7 drives the rotary rod 8 to rotate, and the cleaning plate 9 is driven to rotate, so that the cleaning plate 9 can stir the crude oil and sand, so that the conical filter screen 6 cannot be blocked, and the stirring force is favorable for rapidly passing the conical filter screen 6, so that the crude oil and the sand screen are not easy to block the conical filter screen 6, and the crude oil can rapidly pass through the conical filter screen 6, and then the blanking pipe 2 is easy to drop, and the work efficiency of the sand remover is not easy to be reduced, and the filtering efficiency is high.

The cleaning member includes a brush 10; a concave through groove 11 is formed in one side of the outer wall of the cleaning plate 9; the top end of the outer wall of the hairbrush 10 is fixedly connected to the top end of the inner wall of the concave through groove 11; the bottom end of the outer wall of the hairbrush 10 is contacted with the outer side wall of the conical filter screen 6; during operation, through the concave through groove 11 has been seted up to outer wall one side of clearance board 9 to and the outer wall top rigid coupling of brush 10 is on the inner wall top of concave through groove 11 and the outer wall bottom of brush 10 and the lateral wall of toper filter screen 6 contact each other, make clearance board 9 rotate and drive brush 10 and rotate simultaneously, make brush 10 clear up the filtration pore of toper filter screen 6, make the grit unable shutoff the filtration pore of toper filter screen 6, and thick crude oil blocks up when the filtration pore, brush 10 also can clear up it, make thick crude oil and sand stone unable shutoff the filtration pore of toper filter screen 6, thereby make the anti-clogging effect of this device get into promotion, thereby make the work efficiency of this device obtain guaranteeing.

A pair of thread grooves 12 are formed in the outer side wall of the box body 1; the outer side wall of the box body 1 is provided with a first through groove 13, and the first through groove 13 is positioned below the thread groove 12; the outer side wall of the box body 1 is provided with a collecting shell 14, and the collecting shell 14 is communicated with the first through groove 13; square blocks 15 are fixedly connected to the top end of the outer wall of the collecting shell 14; a pair of threaded rods 16 are connected to one side of the outer wall of the square block 15 in a threaded manner, one end of the outer wall of each threaded rod 16 penetrates through the square block 15, and each threaded rod 16 is matched with one pair of threaded grooves 12; one side of the outer wall of the collecting shell 14 is contacted with the outer side wall of the box body 1; the bottom end of the inner wall of the first through groove 13 is flush with the bottom end of the outer side wall of the conical filter screen 6; a closing piece is arranged on one side of the inner wall of the collecting shell 14, and the first through groove 13 is closed by the closing piece; during operation, through the position that aligns first logical groove 13 with collecting shell 14, then rotate threaded rod 16 on square 15, make threaded rod 16 rotate and get into in the screw groove 12, thereby make collecting shell 14 by fixed on the lateral wall of box 1, after crude oil is whole to be filtered, because the effect of toper filter screen 6 itself, make the grit most pile up in the lateral wall bottom department of toper filter screen 6, then through the rotation of clearance plate 9 and brush 10, make the grit on toper filter screen 6 surface clear up the bottom of toper screw screen, at this moment, open the closure member, make first logical groove 13 unblocked, at this moment, the grit will be under the rotation of clearance plate 9 and brush 10, move to the position of first logical groove 13, then fall to collecting shell 14 through first logical groove 13, thereby accomplish the collection of grit, thereby this device can not result in work efficiency to reduce because of grit piles up too much, thereby make this device filter screen at every time, thereby make this device can use many times, and still be difficult to reduce work efficiency after using many times.

The closure comprises a T-bar 17; a clamping block 18 is fixedly connected to one side of the inner wall of the collecting shell 14 through a spring, and the clamping block 18 is matched with the first through groove 13; the outer side wall of the clamping block 18 is fixedly connected with a rubber layer, and the outer side wall of the clamping block 18 is connected to the inner side wall of the first through groove 13 in a sealing sliding manner, and one end of the outer wall of the clamping block 18 is flush with the inner side wall of the box body 1; one end of the outer wall of the T-shaped rod 17 is fixedly connected to one end of the outer wall of the clamping block 18, and the other end of the outer wall of the T-shaped rod 17 penetrates through the collecting shell 14; during operation, the clamping block 18 is sprung into the first through groove 13 through the spring, the T-shaped rod 17 is pushed, the T-shaped rod 17 pushes the clamping block 18, the clamping block 18 is blocked in the first through groove 13, the rubber layer is fixedly connected to the outer side wall of the clamping block 18, the outer side wall of the clamping block 18 is hermetically and slidingly arranged and connected to the inner side wall of the first through groove 13, the clamping block 18 is abutted against the spring in the first through groove 13, the rubber layer of the clamping block 18 presses the inner side wall of the first through groove 13, crude oil and sand are not directly impacted on the clamping block 18, the clamping block 18 is not easy to shift in the first through groove 13, so that the clamping block 18 is sealed and blocked in the first through groove 13 when the clamping block 18 is arranged in the first through groove 13, crude oil and sand cannot leak, and when needed, the crude oil can drive the clamping block 18 to move out of the first through groove 13 by pulling the T-shaped rod 17, so that the first through groove 13 is opened, and the device can control the first through groove 13 to be closed, and the device is more convenient under the condition that the inner wall of the first through groove 13 is not leaked, and the device is more convenient.

An inclined plane is formed at the bottom end of the inner wall of the first through groove 13; the bottom end of the outer wall of the clamping block 18 is provided with an inclined plane, and the inclined plane of the bottom end of the outer wall of the clamping block 18 is matched with the inclined plane of the bottom end of the inner wall of the first through groove 13; during operation, the inclined plane has been seted up through the outer wall bottom of screens piece 18, when making screens piece 18 extrude in first logical groove 13, more conveniently get into, and when making screens piece 18 get into first logical groove 13, can make more compact of screens piece 18 extrusion through the inclined plane, and set up the inclined plane through the inner wall bottom of first logical groove 13, make this device when collecting the grit, the grit can more conveniently get into through the inclined plane of first logical groove 13 and collect in the shell 14, thereby make this device more conveniently collect the grit.

The bottom end of the outer wall of the chassis 5 is provided with anti-skid patterns; during operation, the anti-skid patterns are formed in the bottom end of the outer wall of the chassis 5, so that the device is more stable.

Working principle: crude oil enters the box body 1 from the feed pipe 3 and then falls onto the conical filter screen 6, and as the conical filter screen 6 is conical, sand and stone in the crude oil can slide to the bottom end of the conical filter screen 6 along the inclined plane of the conical filter screen 6, so that the top end of the conical filter screen 6 cannot be blocked, the motor 7 drives the rotating rod 8 to rotate, the cleaning plate 9 is driven to rotate, the cleaning plate 9 agitates the crude oil and sand and stone, so that the conical filter screen 6 cannot be blocked, the agitating force is beneficial to the crude oil to quickly pass through the conical filter screen 6, a concave through groove 11 is formed on one side of the outer wall of the cleaning plate 9, the top end of the outer wall of the brush 10 is fixedly connected to the top end of the inner wall of the concave through groove 11, the bottom end of the outer wall of the brush 10 is mutually contacted with the outer side wall of the conical filter screen 6, the brush 10 is driven to rotate simultaneously by the cleaning plate 9, and the brush 10 is driven to clean the filter holes of the conical filter screen 6, the filter holes of the conical filter screen 6 can not be plugged by sand and stone, and when thick crude oil is plugged in the filter holes, the brush 10 can clean the filter holes of the conical filter screen 6 can not be plugged by thick crude oil and sand, so that the anti-plugging effect of the device is improved, the working efficiency of the device is ensured, the conical filter screen 6 is not easily plugged by crude oil and sand, the crude oil can quickly pass through the conical filter screen 6, then the blanking pipe 2 is used for blanking, the working efficiency of the device is not easily reduced, thereby high-efficiency sand removal and filtering can be maintained, and by aligning the collecting shell 14 at the position of the first through groove 13, then rotating the threaded rod 16 on the square block 15, the threaded rod 16 is rotated into the threaded groove 12, so that the collecting shell 14 is fixed on the outer side wall of the box body 1, after the crude oil is completely screened and filtered, sand is mostly accumulated at the bottom end of the outer side wall of the conical filter screen 6 due to the effect of the conical filter screen 6, then sand on the surface of the conical filter screen 6 is cleaned to the bottom end of the conical threaded screen through the rotation of the cleaning plate 9 and the brush 10, at the moment, the clamping block 18 is sprung into the first through groove 13 through the spring, the T-shaped rod 17 is pushed, the T-shaped rod 17 pushes the clamping block 18, the clamping block 18 is blocked in the first through groove 13, a rubber layer is fixedly connected to the outer side wall of the clamping block 18, the outer side wall of the clamping block 18 is in sealing sliding connection with the inner side wall of the first through groove 13, the clamping block 18 is propped against the spring in the first through groove 13, the rubber layer of the clamping block 18 presses the inner side wall of the first through groove 13, and the crude oil and the sand are not directly impacted into the clamping block 18, so that the clamping block 18 is not easy to shift in the first through groove 13, when the clamping block 18 is arranged in the first through groove 13, the first through groove 13 is sealed and blocked, so that crude oil and sand cannot leak, when the device is required, the T-shaped rod 17 can be pulled to drive the clamping block 18 to move out of the first through groove 13, so that the first through groove 13 is opened, the device can control the closing of the first through groove 13, so that the clamping block 18 moves out of the first through groove 13, when the first through groove 13 is unblocked, sand and stone can move to the position of the first through groove 13 under the rotation of the cleaning plate 9 and the hairbrush 10, and then fall into the collecting shell 14 through the first through groove 13, so that the collection of sand and stone is completed, the working efficiency is not reduced due to excessive sand and stone accumulation, the device can clean sand and stone every time a filter screen, the device can be used repeatedly, and still be difficult for reducing work efficiency after the repetitious usage, and set up the inclined plane through the outer wall bottom of screens piece 18, make screens piece 18 extrusion when leading to groove 13 in first, more conveniently get into, and when making screens piece 18 get into first logical inslot 13, can make the more compact of screens piece 18 extrusion through the inclined plane, and set up the inclined plane through the inner wall bottom of first logical groove 13, make this device when collecting the grit, the grit can be more convenient get into through the inclined plane of first logical groove 13 and collect in the shell 14, thereby make this device more convenient collect the grit, and set up anti-skidding line through the outer wall bottom of chassis 5, make this device more stable.

The front, rear, left, right, up and down are all based on fig. 1 in the drawings of the specification, the face of the device facing the observer is defined as front, the left side of the observer is defined as left, and so on, according to the viewing angle of the person.

In the description of the present utility model, it should be understood that the terms "center," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present utility model.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. A desanding separator, characterized by comprising a box body (1); the bottom end of the outer side wall of the box body (1) is in a cone shape; a blanking pipe (2) is fixedly connected to the bottom end of the outer wall of the box body (1), and the blanking pipe (2) is communicated with the box body (1); a feed pipe (3) is fixedly connected to the top end of the outer side wall of the box body (1), and the feed pipe (3) is communicated with the box body (1); the bottom end of the outer side wall of the box body (1) is fixedly connected with a chassis (5) through a group of upright posts (4); the inner side wall of the box body (1) is fixedly connected with a conical filter screen (6); a motor (7) is fixedly connected to the center of the top end of the outer wall of the box body (1); the output end of the motor (7) is provided with a rotating rod (8), and the bottom end of the outer wall of the rotating rod (8) penetrates through the top end of the outer wall of the box body (1) and is in contact with the top end of the outer wall of the conical filter screen (6); the rotating rod (8) penetrates through the outer side wall of one end of the top end of the outer wall of the box body (1) and is fixedly connected with a group of cleaning plates (9), and the bottom end of the outer wall of each cleaning plate (9) is in contact with the outer side wall of the conical filter screen (6); the cleaning piece is arranged on one side of the outer wall of the cleaning plate (9), and the conical filter screen (6) is cleaned through the cleaning piece.

2. A desanding separator as claimed in claim 1, wherein: the cleaning piece comprises a brush (10); a concave through groove (11) is formed in one side of the outer wall of the cleaning plate (9); the top end of the outer wall of the hairbrush (10) is fixedly connected to the top end of the inner wall of the concave through groove (11); the bottom end of the outer wall of the hairbrush (10) is contacted with the outer side wall of the conical filter screen (6).

3. A desanding separator as claimed in claim 2, wherein: a pair of thread grooves (12) are formed in the outer side wall of the box body (1); the outer side wall of the box body (1) is provided with a first through groove (13), and the first through groove (13) is positioned below the thread groove (12); the outer side wall of the box body (1) is provided with a collecting shell (14), and the collecting shell (14) is communicated with the first through groove (13); square blocks (15) are fixedly connected to the top end of the outer wall of the collecting shell (14); one side of the outer wall of the square block (15) is in threaded connection with a pair of threaded rods (16), one end of the outer wall of each threaded rod (16) penetrates through the square block (15), and the threaded rods (16) are matched with the threaded grooves (12) respectively; one side of the outer wall of the collecting shell (14) is contacted with the outer side wall of the box body (1); the bottom end of the inner wall of the first through groove (13) is flush with the bottom end of the outer side wall of the conical filter screen (6); a closing piece is arranged on one side of the inner wall of the collecting shell (14), and the first through groove (13) is closed through the closing piece.

4. A desanding separator as claimed in claim 3, wherein: the closure comprises a T-bar (17); a clamping block (18) is fixedly connected to one side of the inner wall of the collecting shell (14) through a spring, and the clamping block (18) is matched with the first through groove (13); the outer side wall of the clamping block (18) is fixedly connected with a rubber layer, and the outer side wall of the clamping block (18) is connected to the inner side wall of the first through groove (13) in a sealing sliding manner, and one end of the outer wall of the clamping block (18) is flush with the inner side wall of the box body (1); one end of the outer wall of the T-shaped rod (17) is fixedly connected to one end of the outer wall of the clamping block (18), and the other end of the outer wall of the T-shaped rod (17) penetrates through the collecting shell (14).

5. A desanding separator as claimed in claim 4, wherein: an inclined plane is formed at the bottom end of the inner wall of the first through groove (13); an inclined plane is formed at the bottom end of the outer wall of the clamping block (18), and the inclined plane at the bottom end of the outer wall of the clamping block (18) is matched with the inclined plane at the bottom end of the inner wall of the first through groove (13).

6. A desanding separator as claimed in claim 5, wherein: anti-skid patterns are formed in the bottom end of the outer wall of the chassis (5).