Oil and gas gathering and transportation filtering device

Abstract

The utility model discloses an oil and gas gathering and transportation filtering device, which comprises a rectangular shell and a cover plate, the right side of the rectangular shell is provided with an opening, the cover plate is fixed on the right side of the rectangular shell, the bottom of the rectangular shell is sequentially communicated and fixed with a slag discharge pipe and an oil discharge pipe from left to right, and the left side of the top of the rectangular shell is communicated and fixed with an inlet pipe with the top end of a plugging structure; the top of the inlet pipe is fixedly communicated with an exhaust valve, the left side of the inlet pipe is fixedly communicated with an oil-gas inlet pipe, and a valve is installed on the oil-gas inlet pipe. By arranging a series of structures, solid residues in oil liquid can be filtered and intercepted when oil gas is introduced, the filter screen can be automatically cleaned and dredged at regular time, the solid residues can be conveniently discharged, manual cleaning and residue taking work is not needed, the use automation degree and convenience are improved, oil inlet and oil outlet work can be temporarily stopped during cleaning, and the use efficiency is improved. And after cleaning, dredging and deslagging, automatic unblocking can be carried out for continuous oil filtering work, unmanned automatic operation is facilitated, and the labor cost is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to oil and gas gathering and transferring filter technology field, concretely is a kind of oil and gas gathering and transferring filter device. BACKGROUND

[0002] In the process of oil gathering and transferring, the crude oil discharged from oil well contains impurities with large particle size. At present, under the conventional technology, after the crude oil is discharged to the ground, it needs to be filtered to remove the impurities with large particle size in the crude oil, and then transported through the gathering and transferring pipeline. The traditional filter device has a simple structure, and the filter screen is mostly installed inside the filter device. When the filter screen needs to be cleaned, the staff needs to manually disassemble and take out the filter screen, which makes the impurity cleaning more troublesome.

[0003] To this end, according to the search report of the novelty search agency, the oil and gas gathering and transferring filter device disclosed in the publication number CN221155547U can make the impurity cleaning more convenient and effectively improve the use convenience. It comprises a barrel body, three groups of supporting legs are fixedly connected to the bottom of the barrel body in a ring shape at equal intervals, an oil outlet connector is provided at the bottom of the barrel body, a taking and placing opening is provided at the top end of the barrel body, a sealing cover is covered on the taking and placing opening, an oil inlet connector is provided on the sealing cover, valves are provided on the oil outlet connector and the oil inlet connector, two groups of connecting rods are fixedly connected to the bottom end of the sealing cover in a symmetrical manner, a filter hopper is fixedly connected to the bottom end of the two groups of connecting rods, a double-threaded rod is rotatably provided on the barrel body and the fixing frame, the left end of the double-threaded rod is fixedly connected to the output end of the motor, a guide rod is fixedly connected inside the barrel body, two groups of transmission sleeve plates are symmetrically screwed on the double-threaded rod, and the two groups of transmission sleeve plates are slidably sleeved on the guide rod. The top end of the two groups of transmission sleeve plates is hingedly connected with the support strip plate at the bottom of the filter hopper.

[0004] The oil and gas gathering and transferring filter device disclosed in the above-mentioned technology can lift the filter hopper and other structures to the taking and placing opening after use for personnel to clean and take out the solid residue from the top of the filter hopper. However, the following deficiencies still exist during use. Although the filter hopper is lifted to bring some convenience to manual cleaning work, manual cleaning and residue taking work are still needed, the filter hopper cannot be automatically cleaned and dredged and the solid residue cannot be automatically discharged during use, the degree of automation is low, and the use convenience is still not ideal. In view of this, the present application proposes an oil and gas gathering and transferring filter device to solve the above-mentioned problems. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide an oil and gas gathering and transferring filter device to solve the problems raised in the background technology.

[0006] To achieve the above object, the utility model provides the following technical scheme: an oil gas gathering and transferring filtering device, including the rectangular shell of right side opening setting and the cover plate fixed in its right side, the cover plate is foreseen with a plurality of ventilation hole for carrying out ventilation, the rectangular shell bottom from left to right is fixed with the deslagging pipe and the oil pipe in turn, the top left side of rectangular shell is fixed with the into pipe of top end is the occlusion structure, the top of into pipe is fixed with the exhaust valve, the left side of into pipe is fixed with the oil gas inlet pipe, is installed with the valve on the oil gas inlet pipe, the oil gas inlet pipe is used for the oil gas to enter into the into pipe, the oil liquid flows into the rectangular shell downward, the light gas floats and is discharged through the exhaust valve, the exhaust valve is used for connecting with the pipeline for conveying gas outside,

[0007] The top right side of the rectangular shell is fixedly installed with a PLC controller, a movable plate is sealingly and slidably attached to the inner wall of the bottom of the rectangular shell, an oil outlet hole is formed in the top right side of the movable plate and communicates with the oil outlet pipe, a deslagging hole is formed in the top left side of the movable plate and is open on the left side, the deslagging hole is located on the left side of the deslagging pipe and cooperates with the deslagging pipe, a deslagging filtering assembly is fixedly installed on the top of the movable plate and is located between the oil outlet hole and the deslagging hole, a horizontal driving and sealing assembly is fixedly connected between the left side of the rectangular shell and the left side of the movable plate and is used for horizontally driving the movable plate and sealing the into pipe, a shielding and triggering assembly is installed between the right side of the movable plate and the left side of the cover plate and is used for triggering when the movable plate is horizontally moved, a blowing and unblocking assembly is installed on the rectangular shell and is used for blowing and unblocking the deslagging filtering assembly, the shielding and triggering assembly, the horizontal driving and sealing assembly, and the blowing and unblocking assembly are electrically connected with the PLC controller; the deslagging filtering assembly is used for filtering and intercepting the deslag in the oil liquid after the oil liquid enters, the filtered oil liquid flows into the right side and is discharged through the oil outlet hole and the oil outlet pipe in turn, the oil outlet pipe is used for connecting the external oil conveying pipeline to discharge and send the oil, the horizontal driving and sealing assembly is used for driving the movable plate to move right and left at a regular time under the control of the PLC controller and is used for sealing the bottom of the into pipe when the movable plate moves to the right, the movable plate is used for sealing the oil outlet pipe when the movable plate moves to the right and aligns and communicates the deslagging hole with the deslagging pipe, the shielding and triggering assembly is used for triggering when the movable plate moves to the right and transmits a stop motion signal to the PLC controller, the blowing and unblocking assembly is used for blowing and unblocking the deslagging filtering assembly under the control of the PLC controller when the PLC controller receives the stop motion signal, the impurities blown to the left are automatically discharged downward through the deslagging hole and the deslagging pipe in turn.

[0008] Preferably, the deslagging filtering assembly comprises a U-shaped support rod fixedly connected to the top of the movable plate, the top, the front side, and the back side of the U-shaped support rod are sealingly and movably contacted with the top inner wall, the front side inner wall, and the back side inner wall of the rectangular shell respectively, a filter screen is fixedly connected between the three side inner walls of the U-shaped support rod and the top of the movable plate, the filter screen is located between the oil outlet hole and the deslagging hole, and the filter screen is located on the right side of the into pipe.

[0009] Preferably, the transverse driving upper sealing assembly comprises a motor-driven push rod fixedly installed on the left side of the rectangular shell, the extending end of the motor-driven push rod is fixedly connected with a movable seat sealingly sleeved in the rectangular shell, the right side of the movable seat is provided as an inclined surface and is fixedly connected with the left side of the moving plate, the left top of the movable seat is fixedly connected with a transverse sealing plate, the rectangular shell is sealingly and slidably sleeved on the transverse sealing plate, the top of the transverse sealing plate is in movable contact with the inner wall of the top of the rectangular shell and is matched with the bottom end of the inlet pipe, the movable seat is located on the left side of the inlet pipe, and the motor-driven push rod is electrically connected with the PLC controller.

[0010] Preferably, the shielding touch assembly comprises a piston plate sealingly and slidably sleeved in the rectangular shell, the left bottom of the piston plate is fixedly connected with the right side of the moving plate, the left side of the cover plate is embeddedly fixed with a microswitch matched with the right side of the piston plate, and the microswitch is electrically connected with the PLC controller.

[0011] Preferably, the blowing and clearing assembly comprises a gas pump fixedly installed on the top of the rectangular shell, a one-way valve with an outlet at the bottom is fixedly communicated with the gas outlet of the gas pump, the bottom of the one-way valve extends into the rectangular shell and is fixedly communicated with a fixing box, a plurality of blowing pipes are fixedly communicated with the left side of the fixing box, the blowing pipes are located on the right side of the filter screen and are matched with the filter screen, and the gas pump is electrically connected with the PLC controller.

[0012] Preferably, the PLC controller is a programmed controller with timing function, the PLC controller is provided and can be preset according to the on-site cleaning requirement, the starting and forward-reverse interval time of the motor-driven push rod can be preset, and the interval time from the starting to the closing of the gas pump can be preset, so that the timing opening and closing work is facilitated, the front side, the rear side and the bottom of the moving plate are bonded with the same first sealing rubber, and the front side, the rear side and the bottom of the first sealing rubber are in movable contact with the front inner wall, the rear inner wall and the bottom inner wall of the rectangular shell.

[0013] Preferably, the distance between the left side of the residue discharging hole and the left inner wall of the residue discharging pipe is the same as the distance between the piston plate and the microswitch.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] 1. The rectangular shell, the inlet pipe, the oil gas inlet pipe, the solid residue filtering assembly, the moving plate, the oil outlet hole and the oil discharge pipe are matched, so that the solid residue in the oil liquid can be filtered and intercepted when the oil gas is introduced;

[0016] 2、By setting the rectangular shell, into the pipe, solid slag filter assembly, moving plate, oil hole, oil drain pipe, PLC controller, horizontal drive upper seal assembly, shielding touch component, blowing clear and dredging component and slag hole cooperation, according to the scene cleaning requirements in advance using PLC controller pre-set control electric push rod start and reverse start interval time, and set the interval time of air pump start to close, can be automatically cleaned and dredged and solid slag is discharged, and can be temporarily integrated automatically blocked during cleaning, prevent oil from being discharged in large quantities, and can be automatically unsealed after cleaning and dredging to continue oil filtering work, without manual cleaning and slag removal work, improve the degree of automation and convenience, convenient unmanned operation.

[0017] The utility model discloses a series of structures are set up, can filter intercept solid slag in oil when oil gas is passed through, can be automatically cleaned and dredged and solid slag is discharged, without manual cleaning and slag removal work, improve the degree of automation and convenience, and can temporarily stop oil and oil work during cleaning, and can be automatically unsealed to continue oil filtering work after cleaning and dredging, convenient unmanned operation, save manpower cost. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 The utility model discloses a kind of structure schematic diagram of oil gas gathering and transferring filter device proposed in the utility model;

[0019] Fig. 2 The utility model discloses a kind of moving plate, piston plate, solid slag filter assembly and moving seat connecting piece three-dimensional structure schematic diagram of oil gas gathering and transferring filter device proposed in the utility model;

[0020] Fig. 3 The utility model discloses a kind of main view cross-sectional structure schematic diagram of oil gas gathering and transferring filter device proposed in the utility model.

[0021] In the drawing: 1, rectangular shell;101, oil drain pipe;102, slag pipe;2, into the pipe;201, oil gas inlet pipe;3, PLC controller;4, moving plate;401, oil hole;402, slag hole;5, U-shaped strut;501, filter screen;6, electric push rod;601, moving seat;602, horizontal seal plate;7, air pump;701, check valve;702, fixed box;703, blowing pipe;8, piston plate;801, light touch switch. DETAILED DESCRIPTION

[0022] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those of ordinary skill in the art without creative work under the premise that the embodiments of the present application all belong to the scope of protection of the present application.

[0023] As shown in Figs. 1 to 3 The oil and gas gathering and transferring filtering device provided by the present embodiment comprises a rectangular shell 1 provided with an opening on the right side and a cover plate fixed on the right side of the rectangular shell 1, a plurality of through holes for ventilation are pre-set on the cover plate, a deslagging pipe 102 and an oil discharging pipe 101 are fixed in sequence and communicated from left to right at the bottom of the rectangular shell 1, an inlet pipe 2 with a top end of a plugging structure is fixed and communicated at the left top of the rectangular shell 1, an exhaust valve is fixed and communicated at the top of the inlet pipe 2, an oil and gas inlet pipe 201 is fixed and communicated at the left side of the inlet pipe 2, and a valve is installed on the oil and gas inlet pipe 201; the oil and gas inlet pipe 201 is arranged to supply oil and gas into the inlet pipe 2, the oil flows downward into the rectangular shell 1, the light gas floats and is discharged through the exhaust valve, and the exhaust valve is arranged to be connected with a pipeline outside for conveying gas;

[0024] The top right side of the rectangular shell 1 is fixedly installed with a PLC controller 3, the bottom inner wall of the rectangular shell 1 is sealingly and slidably attached with a moving plate 4, the top right side of the moving plate 4 is provided with an oil outlet hole 401 communicated with an oil discharge pipe 101, the top left side of the moving plate 4 is provided with a slag discharge hole 402 with an opening on the left side, the slag discharge hole 402 is located on the left side of a slag discharge pipe 102 and cooperates with the slag discharge pipe 102, wherein the front side, the rear side and the bottom of the moving plate 4 are bonded with a same first sealing rubber, the front side, the rear side and the bottom of the first sealing rubber are movably contacted with the front inner wall, the rear inner wall and the bottom inner wall of the rectangular shell 1 respectively, the first sealing rubber is provided with communication holes corresponding to the oil outlet hole 401 and the slag discharge hole 402, the top of the moving plate 4 is fixedly installed with a slag filtering assembly located between the oil outlet hole 401 and the slag discharge hole 402, the left side of the rectangular shell 1 and the left side of the moving plate 4 are fixedly connected with a horizontal driving upper sealing assembly for horizontally driving the moving plate 4 and sealing the inlet pipe 2, the right side of the moving plate 4 and the left side of the cover plate are installed with a shielding touch assembly for being touched when horizontally moving, the rectangular shell 1 is installed with a blowing and clearing assembly for blowing and clearing the slag filtering assembly, the shielding touch assembly, the horizontal driving upper sealing assembly and the blowing and clearing assembly are electrically connected with the PLC controller 3; the slag filtering assembly is used for filtering and intercepting the solid slag in the oil after the oil enters, the filtered oil flows into the right side and is discharged in sequence through the oil outlet hole 401 and the oil discharge pipe 101, the oil discharge pipe 101 is provided for connecting an external oil conveying pipeline to discharge and send the oil, the horizontal driving upper sealing assembly is used for driving the moving plate 4 to move right and left at a regular time under the control of the PLC controller 3, and is used for sealing the bottom of the inlet pipe 2 when moving to the right, the oil discharge pipe 101 is sealed when the moving plate 4 moves to the right, and the slag discharge hole 402 is aligned and communicated with the slag discharge pipe 102, the shielding touch assembly is used for being touched when the moving plate 4 moves to the right and transmitting a stop motion signal to the PLC controller 3, the blowing and clearing assembly is used for being controlled by the PLC controller 3 to blow and clear the slag filtering assembly when the PLC controller 3 receives the stop motion signal, and the impurities blown to the left are automatically discharged downward in sequence through the slag discharge hole 402 and the slag discharge pipe 102.

[0025] The top of the U-shaped support rod 5 is fixed to the top of the movable plate 4, and the top, front and rear sides of the U-shaped support rod 5 are in sealing and movable contact with the top inner wall, front inner wall and rear inner wall of the rectangular shell 1 respectively. The top, front and rear sides of the U-shaped support rod 5 are bonded and fixed with the same U-shaped sealing rubber, and the top inner wall, front inner wall and rear inner wall of the rectangular shell 1 are all in movable contact with the outer side of the U-shaped sealing rubber, which plays a role of movable sealing between the outer side of the U-shaped support rod 5 and the inner wall of the rectangular shell 1. A filter screen 501 is fixedly connected between the three side inner walls of the U-shaped support rod 5 and the top of the movable plate 4, and the filter screen 501 is located between the oil outlet 401 and the slag discharge hole 402, and the filter screen 501 is located on the right side of the inlet pipe 2; the U-shaped support rod 5 and the filter screen 501 are arranged to cooperate, and the filter screen 501 is used to filter the solid residue from the oil and intercept and block the solid residue at the left position.

[0026] Furthermore, the horizontal drive upper sealing assembly includes an electric push rod 6 fixedly mounted on the left side of the rectangular shell 1, and the protruding end of the electric push rod 6 is fixedly connected to a movable seat 601 which is sealed and movably sleeved in the rectangular shell 1. The right side of the movable seat 601 is set as an inclined surface and is fixedly connected to the left side of the movable plate 4. The left top of the movable seat 601 is fixedly connected to a horizontal sealing plate 602. The rectangular shell 1 is sealingly and slidingly sleeved on the horizontal sealing plate 602. The top of the horizontal sealing plate 602 is in movably contact with the top inner wall of the rectangular shell 1 and is adapted to the bottom end of the inlet pipe 2, wherein the outer side of the horizontal sealing plate 602 is bonded and covered with a first sealing rubber sleeve, and a rectangular guide hole is provided on the left inner wall of the rectangular shell 1 for sliding contact with the outer side of the first sealing rubber sleeve. The top of the first sealing rubber sleeve is in movably contact with the top inner part of the rectangular shell 1, and the horizontal sealing plate 602 is movably contacted through the first The sealing rubber sleeve is sealed and fitted with the inner side of the rectangular shell 1, the movable seat 601 is located on the left side of the inlet pipe 2, and the electric push rod 6 is electrically connected to the PLC controller 3; the set electric push rod 6, movable seat 601 and transverse sealing plate 602 cooperate with each other, and the electric push rod 6 is controlled by the PLC controller 3 to drive the movable seat 601 to move to the right when it is started in the forward direction, and the movable seat 601 drives the transverse sealing plate 602 to the right to seal the bottom of the inlet pipe 2, and drives the movable plate 4 to move to the right, and the right movement of the movable plate 4 is used to achieve the sealing of the oil discharge pipe 101 and drive the slag discharge hole 402 to align and connect with the slag discharge pipe 102. When the electric push rod 6 is controlled by the PLC controller 3 to start in the reverse direction, it drives the movable plate 4 and the transverse sealing plate 602 to move to the left through the movable seat 601 to unseal the inlet pipe 2 and the oil discharge pipe 101 to continue the oil filtration work.

[0027] Further, the shielding touch component includes a sealing sliding sleeve set in the piston plate 8 in the rectangular shell 1, wherein the outer side of the piston plate 8 is bonded with a second sealing rubber sleeve in active contact with the inner wall of the rectangular shell 1, the left side of the cover plate is fixedly embedded with a micro switch 801 matched with the right side of the piston plate 8, wherein the left side of the cover plate is provided with an embedded hole fixedly connected with the outer side of the micro switch 801, the micro switch 801 is electrically connected with the PLC controller 3, and the distance between the left side of the residue discharge hole 402 and the left side inner wall of the residue discharge pipe 102 is the same as the distance between the piston plate 8 and the micro switch 801; the piston plate 8 and the micro switch 801 are matched, and when the moving plate 4 moves to the right, the piston plate 8 is driven to move to the right, and when the piston plate 8 moves to the right to press the micro switch 801, the micro switch 801 is pressed and triggered to send a stop motion signal to the PLC controller 3, the PLC controller 3 controls the electric push rod 6 to automatically close, thereby realizing the effect of automatically limiting the right moving stroke, and the distance between the left side of the residue discharge hole 402 and the left side inner wall of the residue discharge pipe 102 is the same as the distance between the piston plate 8 and the micro switch 801, so that the residue discharge hole 402 and the residue discharge pipe 102 are accurately aligned when the moving plate 4 moves to the right.

[0028] Further, the blowing and clearing component includes a gas pump 7 fixedly installed at the top of the rectangular shell 1, a one-way valve 701 with an outlet at the bottom is fixedly communicated with the gas outlet of the gas pump 7, the bottom of the one-way valve 701 extends into the rectangular shell 1 and is fixedly communicated with a fixed box 702, a plurality of blowing pipes 703 are fixedly communicated with the left side of the fixed box 702, the blowing pipes 703 are located at the right side of the filter screen 501 and matched with the filter screen 501, and the gas pump 7 is electrically connected with the PLC controller 3; the gas pump 7, the one-way valve 701, the fixed box 702 and the blowing pipes 703 are matched, and when the PLC controller 3 receives a stop motion signal, the gas pump 7 is also controlled to be started, the gas pump 7 supplies gas into the fixed box 702 through the one-way valve 701 when started, the gas is blown out to the left through the plurality of blowing pipes 703, and the filter screen 501 is cleaned and dredged to the left.

[0029] Further, the PLC controller 3 is a programmed controller with timing function, the PLC controller 3 can be preset according to the on-site cleaning demand to set the start and reverse interval time of the electric push rod 6, and set the interval time from the start to the stop of the gas pump 7, so as to facilitate the timing start and stop work.

[0030] The use method of the embodiment is: when in use, oil and gas is introduced into the pipe 2 through the oil and gas inlet pipe 201, the oil flows downward into the rectangular shell 1, the light gas floats out through the exhaust valve, the exhaust valve is connected with the pipeline outside for conveying gas to perform the exhaust work, the oil flows to the right and passes through the filter screen 501, and then is discharged through the oil outlet hole 401 and the oil discharge pipe 101, the oil discharge pipe 101 is connected with the oil conveying pipeline outside to perform the discharging work, the filter screen 501 filters and intercepts the solid residues in the oil on the left side of the filter screen 501, and the effect of filtering and intercepting the solid residues in the oil is realized.

[0031] Before the cleaning work, the PLC controller 3 is used to pre-set the interval time of the forward and reverse starting of the electric push rod 6 and the interval time from the starting to the closing of the air pump 7 according to the on-site cleaning requirements, when the cleaning time is reached, the PLC controller 3 first controls the electric push rod 6 to start forward, so that the electric push rod 6 drives the moving seat 601 to move to the right, the moving seat 601 drives the horizontal sealing plate 602 to move to the right to block the bottom of the inlet pipe 2, and drives the moving plate 4 to move to the right, the moving plate 4 drives the residue discharge hole 402, the oil outlet hole 401 and the piston plate 8 to move to the right, when the piston plate 8 moves to the right to press the micro switch 801, the micro switch 801 is pressed and triggered and transmits a stop signal to the PLC controller 3, the PLC controller 3 controls the electric push rod 6 to automatically close and controls the air pump 7 to open, at this time, the oil outlet hole 401 is staggered with the oil discharge pipe 101, at this time, the moving plate 4 blocks the oil discharge pipe 101, at this time, the residue discharge hole 402 is vertically aligned and communicated with the residue discharge pipe 102, when the air pump 7 is opened, air is supplied to the fixed box 702 through the one-way valve 701, the gas is blown to the left through the plurality of blow cleaning pipes 703, the filter screen 501 is back-flushed and cleaned to the left, the impurities back-flushed to the left are automatically discharged downward through the residue discharge hole 402 and the residue discharge pipe 102, when the set closing time is reached, the PLC controller 3 controls the air pump 7 to close and controls the electric push rod 6 to start reverse to reset, at this time, the electric push rod 6 drives the moving plate 4 and the horizontal sealing plate 602 to move to the left through the moving seat 601 to reset, the blocking work of the inlet pipe 2 and the oil discharge pipe 101 is released, and the oil filtering work can be continuously performed, the residue cleaning, dredging and discharging work can be performed again when the next cleaning time is reached, the effect of automatically cleaning and dredging the filter screen 501 and discharging the solid residues is realized, manual cleaning and residue taking work is not needed, the automation degree and convenience are improved, the oil inlet and oil outlet work can be temporarily paused during the cleaning, and the oil filtering work can be continuously performed after the cleaning, dredging and residue discharging work, and the automatic operation is convenient.

[0032] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application have been described in detail, for the skilled in the art, it still can be modified, or for the equivalent replacement of part of the technical features of the technical solutions recorded in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included within the scope of the present application.

Claims

1. An oil and gas gathering and transferring filtering device, comprising a rectangular shell (1) with an opening on the right side and a cover plate fixed on the right side of the shell, the cover plate being provided with a plurality of through holes for ventilation, characterized in that: The bottom of the rectangular shell (1) is sequentially communicated and fixed with a residue discharge pipe (102) and an oil discharge pipe (101) from left to right, the top left side of the rectangular shell (1) is communicated and fixed with an inlet pipe (2) with a blocked top end, the top of the inlet pipe (2) is communicated and fixed with an exhaust valve, the left side of the inlet pipe (2) is communicated and fixed with an oil gas inlet pipe (201), and a valve is installed on the oil gas inlet pipe (201); The top right side of the rectangular shell (1) is fixedly installed with a PLC controller (3), the inner wall of the bottom of the rectangular shell (1) is sealingly and slidably attached with a moving plate (4), the top right side of the moving plate (4) is provided with an oil outlet hole (401) communicated with the oil discharge pipe (101), the top left side of the moving plate (4) is provided with a residue discharge hole (402) with an open left side, the residue discharge hole (402) is located on the left side of the residue discharge pipe (102) and cooperates with the residue discharge pipe (102), the top of the moving plate (4) is fixedly installed with a residue filtering assembly located between the oil outlet hole (401) and the residue discharge hole (402), the left side of the rectangular shell (1) and the left side of the moving plate (4) are fixedly connected with a horizontal driving upper sealing assembly for horizontally driving the moving plate (4) and sealing the inlet pipe (2), the right side of the moving plate (4) and the left side of the cover plate are installed with a shielding touch assembly for touching during horizontal movement, the rectangular shell (1) is installed with a blowing and clearing assembly for blowing and clearing the residue filtering assembly, and the shielding touch assembly, the horizontal driving upper sealing assembly and the blowing and clearing assembly are electrically connected with the PLC controller (3).

2. The oil and gas gathering and transportation filtering device according to claim 1, characterized in that: The residue filtering assembly comprises a U-shaped supporting rod (5) fixedly connected to the top of the moving plate (4), the top, front side and rear side of the U-shaped supporting rod (5) are sealingly and movably in contact with the top inner wall, front inner wall and rear inner wall of the rectangular shell (1), respectively, and the three side inner walls of the U-shaped supporting rod (5) and the top of the moving plate (4) are fixedly connected with a filter screen (501), the filter screen (501) is located between the oil outlet hole (401) and the residue discharge hole (402), and the filter screen (501) is located on the right side of the inlet pipe (2).

3. The oil and gas gathering and transportation filtering device according to claim 1, characterized in that: The horizontal driving upper sealing assembly comprises an electric push rod (6) fixedly installed on the left side of the rectangular shell (1), the extending end of the electric push rod (6) is fixedly connected with a moving seat (601) sealingly and movably sleeved in the rectangular shell (1), the right side of the moving seat (601) is provided as an inclined surface and is fixedly connected with the left side of the moving plate (4), the left side top of the moving seat (601) is fixedly connected with a horizontal sealing plate (602), the rectangular shell (1) is sealingly and slidably sleeved on the horizontal sealing plate (602), the top of the horizontal sealing plate (602) is movably in contact with the top inner wall of the rectangular shell (1) and is adapted to the bottom end of the inlet pipe (2), the moving seat (601) is located on the left side of the inlet pipe (2), and the electric push rod (6) is electrically connected with the PLC controller (3).

4. The oil and gas gathering and transportation filtering device according to claim 1, characterized in that: The shielding touch component comprises a piston plate (8) sealed and sleeved in the rectangular shell (1), the left bottom of the piston plate (8) is fixedly connected with the right side of the moving plate (4), the left side of the cover plate is embeddedly fixed with a microswitch (801) matched with the right side of the piston plate (8), and the microswitch (801) is electrically connected with the PLC controller (3).

5. The oil and gas gathering and transportation filtering device according to claim 2, characterized in that: The blowing and clearing component comprises a gas pump (7) fixedly installed at the top of the rectangular shell (1), the gas outlet of the gas pump (7) is fixedly communicated with a one-way valve (701) with an outlet at the bottom, the bottom of the one-way valve (701) extends into the rectangular shell (1) and is fixedly communicated with a fixing box (702), a plurality of blowing and clearing pipes (703) are fixedly communicated at the left side of the fixing box (702), the blowing and clearing pipes (703) are located at the right side of the filter screen (501) and matched with the filter screen (501), and the gas pump (7) is electrically connected with the PLC controller (3).

6. The oil and gas gathering and transportation filtering device of claim 1, wherein: The PLC controller (3) is a programmed controller with timing function, the front side, the back side and the bottom of the moving plate (4) are bonded with a same first sealing rubber, and the front side, the back side and the bottom of the first sealing rubber are movably contacted with the front inner wall, the back inner wall and the bottom inner wall of the rectangular shell (1) respectively.

7. The oil and gas gathering and transportation filtering device of claim 4, wherein: The distance between the left side of the residue discharging hole (402) and the left side inner wall of the residue discharging pipe (102) is same with the distance between the piston plate (8) and the microswitch (801).

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