Movable throttle manifold with sand prevention structure

Abstract

The movable throttling manifold with the sand prevention structure comprises a throttling manifold body, the bottom of the lower end of the throttling manifold body is connected with a positioning plate through an adjusting mechanism, the two sides of the lower end of the positioning plate are connected with the upper end of a base through symmetrically-arranged electric telescopic rods, and movable rolling wheels are symmetrically arranged on the two sides of the lower end of the base. According to the movable throttling manifold with the sand prevention structure, through matched use of the movable rolling wheels, the base, the electric telescopic rod, the positioning plate and the adjusting mechanism, the throttling manifold body can be conveniently moved, lifted and adjusted in direction, the practicability and flexibility in use are improved, and therefore the throttling manifold body can be rapidly installed; by arranging the sand prevention filtering mechanism, particle impurities such as silt in liquid can be filtered conveniently, so that no particle impurities enter the throttle manifold body, it is guaranteed that no foreign matter blocks the throttle manifold body when the throttle manifold body is used, the throttle manifold body is prevented from being damaged, the service life is prolonged, and the maintenance cost is reduced.

Description

Technical Field

[0001] The invention relates to the technical field related to throttling manifolds, and in particular to a mobile throttling manifold with a sand prevention structure. Background Art

[0002] The choke manifold is a pipe combination consisting of multiple choke tubes and connectors. The choke tube is a pipe with an adjustable cross-sectional area. The flow rate and pressure of the fluid can be controlled by adjusting the opening of the choke tube, which helps prevent pipeline bursts and leaks and maintains safe operation of the pipeline. The connector is used to connect multiple choke tubes together to form a choke manifold. In the process of oil extraction, the choke well pressure manifold is one of the important components for controlling well pressure. Its main work content is to pump drilling fluid into the well to achieve the purpose of controlling well pressure.

[0003] After searching, it is found that the throttling manifold in the prior art is typically such as the publication number CN217327268U, a throttling manifold, including a mounting frame, a pipe connector seat group and a box valve, the lower end of the pipe connector seat group is connected to the mounting frame through a vertical pole, two supports are symmetrically placed on both sides of the pipe connector seat group and fixedly connected to the upper end of the mounting frame, two horizontally placed support plates are erected between the two supports, the two support plates are connected to the adjustment bolts arranged in the supports, the two support plates are symmetrically arranged below the pipe connector seat group, and the upper ends of the two support plates are paved with a plurality of longitudinally arranged support blocks. On the basis of the traditional throttling manifold, the utility model is provided with two horizontally placed support plates on both sides of the vertical pole below the pipe connector seat group, the support plates are provided with longitudinally placed support blocks arranged at their upper ends to lift the pipe connector seat group, and a rectangular frame is formed on the periphery of the vertical pole body, the rectangular frame supports the pipe connector seat group from below the pipe connector seat group, so that the force is evenly transmitted to the support plates and support blocks, thereby improving the stability of the overall structure of the throttling manifold.

[0004] To sum up, when the existing throttling manifold is in use, it is difficult to move it to the installation position quickly during installation due to its integral structure, which leads to slow installation speed and reduced work efficiency. Secondly, impurities such as mud, sand and water are usually contained in the oil and gas production process. Under huge pressure, the impact caused by the sand often damages the production equipment, so it needs to be repaired, which increases the production cost and affects the production progress. In view of the above problems, it is necessary to improve the existing equipment. Summary of the invention

[0005] The purpose of the present invention is to provide a mobile throttling manifold with a sand-proof structure to solve the problem that the existing throttling manifold proposed in the above background technology is difficult to move quickly to the installation position during installation due to its integral structure, resulting in slow installation speed and reduced work efficiency. Secondly, the oil and gas production process usually contains impurities such as mud, sand, and water. Under great pressure, the impact caused by the sand often damages the production equipment, so it needs to be repaired, which increases the production cost and affects the production progress.

[0006] To achieve the above object, the present invention provides the following technical solution: a mobile throttling manifold with a sand control structure, comprising a throttling manifold body,

[0007] The bottom of the lower end of the throttling manifold body is connected to the positioning plate through an adjusting mechanism, and the adjusting mechanism includes a rotating shaft, an electromagnetic ring sleeve, a driving gear, a connecting bevel gear, a driving bevel gear and a driving motor. The middle of the outer side of the rotating shaft is connected to the middle of the positioning plate through an electromagnetic ring sleeve, and the rotating shaft is located at both ends of the positioning plate, respectively, and a driving gear and a connecting bevel gear are provided. At the same time, one side of the connecting bevel gear is meshed and connected with a driving bevel gear. The driving bevel gear is connected to the output end of the driving motor, and the driving motor is connected to the lower end of the positioning plate through a connecting plate. Driven gears are meshed and connected on both sides of the driving gear, and the two driven gears are respectively sleeved on the lower ends of the outer sides of the correspondingly arranged sleeves, and the two sleeves are respectively sleeved on the outer sides of the correspondingly arranged positioning columns. An extension plate is provided on the upper end of the outer side of the sleeve, and the middle of the extension plate is connected to the mounting seat through a supporting column, and the upper end of the mounting seat is connected to the lower end of the throttling manifold body. The two sides of the lower end of the positioning plate are connected to the upper end of the base through symmetrically arranged electric telescopic rods, and moving rollers are symmetrically arranged on both sides of the lower end of the base.

[0008] Preferably, the throttling manifold body includes a bottom plate, a throttling pipeline and a shunt pipeline, and the throttling pipeline and the shunt pipeline are both arranged above the bottom plate, the throttling pipeline includes a first connecting head, a first connecting pipe and a liquid outlet pipe, and two first connecting heads are provided, and the first connecting head arranged on the rear side is respectively provided with first connecting pipes on both sides, the other end of the longitudinally arranged first connecting pipe is connected to the first connecting head arranged on the front side, and the other side of the first connecting head arranged on the front side is connected to the liquid outlet pipe, and the other end of the transversely arranged first connecting pipe is connected to the liquid inlet pipe through the second connecting head.

[0009] Preferably, a groove is opened inside the side edge of the upper end of the base plate, and a positioning rod is arranged inside the inner side of the groove. The outer side of the positioning rod is connected to the lower end of the corresponding first connecting head through a movable seat, and the movable seat is a U-shaped structure. At the same time, the middle of the outer side of the movable seat is connected to the corresponding positioning rod through a fixing screw.

[0010] Preferably, the diversion pipeline includes a second connecting pipe, a third connecting head and a diversion pipe, and the two ends of the second connecting pipe are respectively connected to the corresponding second connecting head and the third connecting head, and at the same time, the middle of the lower ends of the second connecting head and the third connecting head are connected to the upper end of the base plate through a support frame, and the two sides of the third connecting head are connected to one side of the first connecting head set on the front side through the diversion pipe, and the diversion pipe, the second connecting pipe and the first connecting pipe are all provided with throttle valves.

[0011] Preferably, the other end of the liquid inlet pipe is connected to the upper end of the sand prevention filter mechanism, and the sand prevention filter mechanism is connected to the back of the bottom plate, and the sand prevention filter mechanism includes a separation box, a placement plate is provided inside the separation box, and a plurality of through holes are equidistantly provided on the placement plate, and a filter mesh plate is installed on the upper end of the placement plate, a sealing cover is detachably connected to the bottom of the separation box, and a protective cover is provided at the upper end of the outer side of the separation box, and a liquid inlet pipe is provided on the outer side of the protective cover, a separation filter cover is provided on one side of the protective cover, and the other side of the separation filter cover is connected to the one-way valve, and the one-way valve passes through the protective cover and the separation box and is located at the upper end of the inner side of the separation box.

[0012] Preferably, the lower end of the protective cover is connected to the lower end of the outer side of the separation box through a guide pipe, and a material guide funnel is provided at the lower end of the slag discharge port opened at the lower end of the liquid inlet pipe inside the protective cover, and the lower end of the material guide funnel is located at the upper end of the guide pipe, and a limiting cross plate is provided at the lower end of the outer side of the material guide funnel, and the lower end of the limiting cross plate is connected to one side of the upper end of the rotating plate through a symmetrically arranged return spring, and the other side of the rotating plate is rotatably connected to one side of the inside of the guide pipe, and a positioning stop plate is provided inside the guide pipe below the side of the rotating plate away from the return spring.

[0013] Preferably, the bottoms of the lower ends of the two positioning posts are connected to the inner sides of the annular guide rail arranged on the inner side of the upper end of the positioning plate, and the positioning posts form a movable structure with the positioning plate through the annular guide rail.

[0014] Preferably, brackets are symmetrically arranged on the sides of the upper ends of the positioning plates, and a hand rod is threadedly connected to the outer side of the upper ends of the brackets. At the same time, the bottoms of the two hand rods pass through the brackets and are connected to the outer side of the upper ends of the corresponding lifting horizontal plates. The inner side of the lifting horizontal plate is slidingly connected to the outer side of the corresponding electric telescopic rod, and a plurality of plug-in nails are symmetrically and equidistantly arranged on the outer side of the lower end of the lifting horizontal plate.

[0015] Preferably, an electric control box is provided on one side of the upper end of the base, and the electric control box is electrically connected to the drive motor and the electric telescopic rod.

[0016] Compared with the prior art, the invention has the following beneficial effects: the mobile throttling manifold with sand control structure,

[0017] (1) In order to solve the problem that the existing throttle manifold is difficult to move quickly to the installation position during installation due to its integral structure, resulting in slow installation speed and reduced work efficiency, the present application uses a mobile roller, a base, an electric telescopic rod, a positioning plate and an adjustment mechanism to facilitate the movement, lifting and adjustment of the throttle manifold body, thereby improving the practicality and flexibility during use, so that the throttle manifold body can be quickly installed and the work efficiency can be improved;

[0018] (2) In order to solve the problem that impurities such as mud, sand, and water are usually contained in the oil and gas extraction process, and the impact caused by the sand under huge pressure often damages the extraction equipment, so it needs to be repaired, which increases the extraction cost and affects the extraction progress, the present application uses a sand-proof filtering mechanism to facilitate the filtering of granular impurities such as mud in the liquid, so that no granular impurities will enter the interior of the throttling manifold body, ensuring that there will be no foreign matter clogging the throttling manifold body when it is in use, preventing the throttling manifold body from being damaged, thereby increasing the service life and reducing the maintenance cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the top view of the throttling manifold main body of the present invention;

[0020] Figure 2 It is a schematic diagram of the side cross-sectional structure of the sand prevention and filtering mechanism of the present invention;

[0021] Figure 3 For the present invention Figure 2 The enlarged structural diagram at A in the middle;

[0022] Figure 4 It is a front view structural schematic diagram of the present invention;

[0023] Figure 5 It is a schematic diagram of the front view structure of the adjustment mechanism of the present invention;

[0024] Figure 6 It is a rear view structural schematic diagram of the present invention.

[0025] In the figure: 1. throttling manifold body; 101. bottom plate; 1011. positioning rod; 102. first connector; 1021. moving seat; 103. first connecting pipe; 104. liquid outlet pipe; 105. second connector; 106. liquid inlet pipe; 107. second connecting pipe; 108. third connector; 109. diversion pipe; 110. throttling valve; 2. sand prevention and filtering mechanism; 201. separation box; 202. placing plate; 203. filter screen plate; 204. sealing cover; 205. protective cover; 206. guide pipe; 207. guide funnel; 208. horizontal plate; 209. return spring; 210. rotating plate ;211, positioning plate;3, liquid inlet pipe;301, separation filter cover;302, slag discharge port;4, one-way valve;5, adjustment mechanism;501, rotating shaft;502, electromagnetic ring sleeve;503, driving gear;504, connecting bevel gear;505, driving bevel gear;506, driving motor;507, connecting plate;508, driven gear;509, sleeve;510, positioning column;511, extension plate;512, support column;513, mounting seat;6, positioning plate;7, electric telescopic rod;8, base;9, moving roller;10, electric control box;11, bracket;12, lifting horizontal plate;13, plug-in nail. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] See also Figure 1-6 The present invention provides a technical solution: a mobile throttling manifold with a sand control structure, according to Figure 4 , Figure 5 and Figure 6As shown, the bottom of the lower end of the throttling manifold body 1 is connected to the positioning plate 6 through an adjusting mechanism 5, and the adjusting mechanism 5 includes a rotating shaft 501, an electromagnetic ring sleeve 502, a driving gear 503, a connecting bevel gear 504, a driving bevel gear 505 and a driving motor 506. The middle of the outer side of the rotating shaft 501 is connected to the middle of the positioning plate 6 through the electromagnetic ring sleeve 502, and the rotating shaft 501 is located at both ends of the positioning plate 6. The driving gear 503 and the connecting bevel gear 504 are respectively provided, and at the same time, one side of the connecting bevel gear 504 is meshed and connected with The driving bevel gear 505 is connected to the output end of the driving motor 506, and the driving motor 506 is connected to the lower end of the positioning plate 6 through the connecting plate 507. The two sides of the driving gear 503 are meshed with driven gears 508, and the two driven gears 508 are respectively sleeved on the lower ends of the outer sides of the corresponding sleeves 509. At the same time, the two sleeves 509 are respectively sleeved on the outer sides of the corresponding positioning columns 510. The bottoms of the lower ends of the two positioning columns 510 are connected to the inner sides of the annular guide rails set on the inner side of the upper end of the positioning plate 6. The positioning column 510 forms a movable structure with the positioning plate 6 through the annular guide rail. The positioning column 510 moves on the annular guide rail, so that the stability is improved when the throttling manifold body 1 is rotated and adjusted. An extension plate 511 is provided at the upper end of the outer side of the sleeve 509, and the middle of the extension plate 511 is connected to the mounting seat 513 through a support column 512. At the same time, the upper end of the mounting seat 513 is connected to the lower end of the throttling manifold body 1. The two sides of the lower end of the positioning plate 6 are connected to the upper end of the base 8 through symmetrically arranged electric telescopic rods 7, and the base 8 Movable rollers 9 are symmetrically arranged on both sides of the lower end, an electric control box 10 is arranged on one side of the upper end of the base 8, and the electric control box 10 is electrically connected to the drive motor 506 and the electric telescopic rod 7. The electric control box 10 controls the electric telescopic rod 7 to drive the positioning plate 6 to move up and down, so as to adjust the placement height of the throttling manifold body 1 when it is used. The drive motor 506 is controlled by the electric control box 10 so that the adjustment mechanism 5 drives the throttling manifold body 1 to rotate, thereby adjusting the placement orientation of the throttling manifold body 1 and improving the flexibility of use.

[0028] When in use, start the driving motor 506, so that the driving motor 506 drives the driving bevel gear 505 to rotate, and then the driving bevel gear 505 drives the connecting bevel gear 504, the rotating shaft 501 and the driving gear 503 to rotate synchronously, and then the driving gear 503 drives the driven gear 508 and the sleeve 509 to rotate on the outside of the corresponding positioning column 510, and then the extension plate 511 set at the upper end of the outer side of the sleeve 509 drives the supporting column 512 and the mounting seat 513 and the throttling manifold body 1 to rotate, and at the same time the positioning column 510 moves on the annular guide rail, so as to facilitate the adjustment of the orientation of the throttling manifold body 1 and improve the accuracy of installation during use.

[0029] To further explain, a bracket 11 is symmetrically arranged on the side of the upper end of the positioning plate 6, and a hand rod is threadedly connected to the outer side of the upper end of the bracket 11. At the same time, the bottom of the two hand rods pass through the bracket 11 and are connected to the outer side of the upper end of the corresponding lifting horizontal plate 12. The inner side of the lifting horizontal plate 12 is slidingly connected to the outer side of the corresponding electric telescopic rod 7, and a plurality of plug nails 13 are symmetrically and equidistantly arranged on the outer side of the lower end of the lifting horizontal plate 12. By rotating the hand rod, the lifting horizontal plate 12 moves downward on the outer side of the electric telescopic rod 7, so that the plug nails 13 move down and insert into the ground, thereby improving the stability when it is used and placed.

[0030] according to Figure 1 , Figure 4 and Figure 6 As shown, the throttling manifold body 1 includes a bottom plate 101, a throttling pipeline and a shunt pipeline, and the throttling pipeline and the shunt pipeline are both arranged above the bottom plate 101, and two groups of throttling pipelines are arranged at the same time, the throttling pipeline includes a first connector 102, a first connecting pipe 103 and a liquid outlet pipe 104, and there are two first connectors 102, and at the same time, the first connecting pipes 103 are respectively arranged on both sides of the first connecting head 102 arranged at the rear side, and the other end of the longitudinally arranged first connecting pipe 103 is connected to the first connecting head 102 arranged at the front side, and the other side of the front side first connecting head 102 is connected to the liquid outlet pipe 104, and at the same time, the other end of the transversely arranged first connecting pipe 103 is connected to the liquid inlet pipe 106 through the second connector 105, and the shunt pipeline includes the second connecting pipe 1 07, a third connecting head 108 and a shunt pipe 109, and both ends of the second connecting pipe 107 are respectively connected to the corresponding second connecting head 105 and the third connecting head 108, and at the same time, the middle of the lower ends of the second connecting head 105 and the third connecting head 108 are connected to the upper end of the bottom plate 101 through a support frame, and both sides of the third connecting head 108 are connected to one side of the first connecting head 102 set on the front side through the shunt pipe 109, and the shunt pipe 109, the second connecting pipe 107 and the first connecting pipe 103 are all provided with a throttle valve 110. Through the throttling manifold body 1, when a pipeline is damaged somewhere, the pipeline for liquid transportation can be adjusted and selected according to the actual situation, so as not to affect the synchronous operation of maintenance and transportation, thereby improving the practicality and flexibility of use.

[0031] To further explain, a groove is opened inside the side edge of the upper end of the base plate 101, and a positioning rod 1011 is arranged inside the inner side of the groove, the outer side of the positioning rod 1011 is connected to the lower end of the corresponding first connecting head 102 through a movable seat 1021, and the movable seat 1021 is a U-shaped structure. At the same time, the middle of the outer side of the movable seat 1021 is connected to the corresponding positioning rod 1011 through a fixing screw. By moving the movable seat 1021, the movable seat 1021 can be installed at any point on the positioning rod 1011, which is convenient for adjusting the position of the corresponding first connecting head 102, thereby improving the practicality of use.

[0032] according to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 6 As shown, the other end of the liquid inlet pipe 106 is connected to the upper end of the sand-proof filter mechanism 2, and the sand-proof filter mechanism 2 is connected to the back of the bottom plate 101. At the same time, the sand-proof filter mechanism 2 includes a separation box 201, and a placement plate 202 is arranged inside the separation box 201, and a plurality of through holes are evenly spaced on the placement plate 202. At the same time, a filter screen plate 203 is installed on the upper end of the placement plate 202. Through the filter screen plate 203, the liquid in the lower end of the separation box 201 can be filtered through the filter screen plate 203 and then enter the upper end of the separation box 201, so as to filter it. Conveying, the bottom of the separation box 201 is detachably connected with a sealing cover 204, through which the particulate impurities collected at the lower end of the separation box 201 can be discharged, and a protective cover 205 is provided at the upper end of the outer side of the separation box 201, and a liquid inlet pipe 3 is provided on the outer side of the protective cover 205, and the liquid inlet pipe 3 is provided on one side of the protective cover 205. A separation filter cover 301 is provided, and the other side of the separation filter cover 301 is connected to a one-way valve 4, and the one-way valve 4 passes through the protective cover 205 and the separation box 201 and is located at the upper end of the separation box 201.

[0033] When in use, the liquid is transported through the liquid inlet pipe 3, and then the impurities are separated under the action of the separation filter cover 301. The impurities enter the guide pipe 206 through the slag discharge port 302 and the material guide funnel 207. Then the liquid enters the upper end of the separation box 201 through the one-way valve 4, and then enters the throttling manifold body 1 through the liquid inlet pipe 106.

[0034] To further explain, the lower end of the protective cover 205 is connected to the lower end of the outer side of the separation box 201 through the guide tube 206, and a material guide funnel 207 is arranged at the lower end of the slag discharge port 302 opened at the lower end of the liquid inlet pipe 3 inside the protective cover 205, and the lower end of the material guide funnel 207 is located at the upper end of the guide tube 206, and a limiting cross plate 208 is arranged at the lower end of the outer side of the material guide funnel 207, and the lower end of the limiting cross plate 208 is connected to one side of the upper end of the rotating plate 210 through a symmetrically arranged return spring 209, and the other side of the rotating plate 210 is rotatably connected to one side of the inside of the guide tube 206, and a positioning plate 211 is arranged inside the guide tube 206 below the side of the rotating plate 210 away from the return spring 209.

[0035] When in use, the particulate impurities filtered in the liquid inlet pipe 3 are conveniently transported to the upper end of the rotating plate 210 through the material guide funnel 207, and then the rotating plate 210 rotates downward under the influence of the gravity of the particulate impurities until the lower end of the rotating plate 210 is in contact with the positioning abutment plate 211, so that the particulate impurities are transported to the lower end of the separation box 201 through the guide tube 206. After slag discharge is completed, the rotating plate 210 rebounds under the pulling force of the reset spring 209 to seal the upper end of the guide tube 206.

[0036] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the devices or elements referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they should not be understood as limitations on the protection content of the present invention.

[0037] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A mobile throttle manifold with a sand control structure, comprising a throttle manifold body (1), characterized in that: The bottom of the lower end of the throttling manifold body (1) is connected to the positioning plate (6) through an adjusting mechanism (5), and the adjusting mechanism (5) comprises a rotating shaft (501), an electromagnetic ring sleeve (502), a driving gear (503), a connecting bevel gear (504), a driving bevel gear (505) and a driving motor (506). The middle of the outer side of the rotating shaft (501) is connected to the middle of the positioning plate (6) through the electromagnetic ring sleeve (502), and the rotating shaft (501) is located at both ends of the positioning plate (6) and is respectively provided with a driving gear (503) and a connecting bevel gear (504), and at the same time, one side of the connecting bevel gear (504) is meshedly connected with the driving bevel gear (505), and the driving bevel gear (505) is connected to the output end of the driving motor (506), and the driving motor (506) is connected to the output end of the driving motor (506) through the electromagnetic ring sleeve (502). The connecting plate (507) is connected to the lower end of the positioning plate (6), and driven gears (508) are meshedly connected on both sides of the driving gear (503), and the two driven gears (508) are respectively sleeved on the lower ends of the outer sides of the corresponding sleeves (509), and the two sleeves (509) are respectively sleeved on the outer sides of the corresponding positioning columns (510). An extension plate (511) is provided on the upper ends of the outer sides of the sleeves (509), and the middle of the extension plate (511) is connected to the mounting seat (513) through a supporting column (512), and the upper end of the mounting seat (513) is connected to the lower end of the throttling manifold body (1). The lower ends of the positioning plate (6) are connected to the upper ends of the base (8) through symmetrically arranged electric telescopic rods (7), and moving rollers (9) are symmetrically arranged on both sides of the lower end of the base (8).

2. The mobile throttling manifold with sand control structure according to claim 1, characterized in that: The throttling manifold body (1) comprises a bottom plate (101), a throttling pipeline and a shunt pipeline, and the throttling pipeline and the shunt pipeline are both arranged above the bottom plate (101), the throttling pipeline comprises a first connector (102), a first connecting pipe (103) and a liquid outlet pipe (104), and two first connectors (102) are provided, and first connecting pipes (103) are respectively provided on both sides of the first connector (102) arranged at the rear side, the other end of the first connecting pipe (103) arranged longitudinally is connected to the first connector (102) arranged at the front side, and the other side of the first connector (102) arranged at the front side is connected to the liquid outlet pipe (104), and the other end of the first connecting pipe (103) arranged transversely is connected to the liquid inlet pipe (106) through the second connector (105).

3. The mobile throttling manifold with sand control structure according to claim 2, characterized in that: A groove is provided inside the side edge of the upper end of the bottom plate (101), and a positioning rod (1011) is provided inside the groove. The outer side of the positioning rod (1011) is connected to the lower end of the corresponding first connector (102) via a movable seat (1021), and the movable seat (1021) is a U-shaped structure. At the same time, the middle of the outer side of the movable seat (1021) is connected to the corresponding positioning rod (1011) via a fixing screw.

4. The mobile throttling manifold with a sand control structure according to claim 2, characterized in that: The shunt pipeline comprises a second connecting pipeline (107), a third connecting head (108) and a shunt pipeline (109), and the two ends of the second connecting pipeline (107) are respectively connected to the corresponding second connecting head (105) and the third connecting head (108), and the middle of the lower ends of the second connecting head (105) and the third connecting head (108) are connected to the upper end of the bottom plate (101) through a support frame, and the two sides of the third connecting head (108) are connected to one side of the first connecting head (102) arranged at the front side through the shunt pipeline (109), and the shunt pipeline (109), the second connecting pipeline (107) and the first connecting pipeline (103) are all provided with throttle valves (110).

5. The mobile throttling manifold with sand control structure according to claim 2, characterized in that: The other end of the liquid inlet pipe (106) is connected to the upper end of the sand-proof filter mechanism (2), and the sand-proof filter mechanism (2) is connected to the back of the bottom plate (101). The sand-proof filter mechanism (2) comprises a separation box (201), a placement plate (202) is arranged inside the separation box (201), and a plurality of through holes are equidistantly provided on the placement plate (202). A filter screen plate (203) is installed on the upper end of the placement plate (202). The bottom of the separation box (201) is detachably connected to the bottom of the separation box (201). A sealing cover (204) is connected, and a protective cover (205) is provided at the upper end of the outer side of the separation box (201). At the same time, a liquid inlet pipe (3) is provided at the outer side of the protective cover (205). The liquid inlet pipe (3) is provided at one side of the protective cover (205) with a separation filter cover (301), and the other side of the separation filter cover (301) is connected to a one-way valve (4). At the same time, the one-way valve (4) passes through the protective cover (205) and the separation box (201) and is located at the upper end of the interior of the separation box (201).

6. The mobile throttling manifold with a sand control structure according to claim 5, characterized in that: The lower end of the protective cover (205) is connected to the lower end of the outer side of the separation box (201) through the guide tube (206), and a material guide funnel (207) is provided at the lower end of the slag discharge port (302) opened at the lower end of the liquid inlet pipe (3) inside the protective cover (205), and the lower end of the material guide funnel (207) is located at the upper end of the guide tube (206). A limiting horizontal plate (208) is provided at the lower end of the outer side of the material guide funnel (207), and the lower end of the limiting horizontal plate (208) is connected to one side of the upper end of the rotating plate (210) through a symmetrically arranged return spring (209), and the other side of the rotating plate (210) is rotatably connected to one side of the inner side of the guide tube (206), and a positioning plate (211) is provided inside the guide tube (206) at the lower side of the rotating plate (210) away from the return spring (209).

7. The mobile throttling manifold with a sand control structure according to claim 1, characterized in that: The bottoms of the lower ends of the two positioning posts (510) are connected to the inner sides of the annular guide rail provided on the inner side of the upper end of the positioning plate (6), and the positioning posts (510) form a movable structure with the positioning plate (6) through the annular guide rail.

8. The mobile throttling manifold with sand control structure according to claim 1, characterized in that: A bracket (11) is symmetrically arranged on the side of the upper end of the positioning plate (6), and a hand rod is threadedly connected to the outer side of the upper end of the bracket (11). At the same time, the bottoms of the two hand rods pass through the bracket (11) and are connected to the outer side of the upper end of the corresponding lifting horizontal plate (12). The inner side of the lifting horizontal plate (12) is slidably connected to the outer side of the corresponding electric telescopic rod (7), and a plurality of plug-in nails (13) are symmetrically and equidistantly arranged on the outer side of the lower end of the lifting horizontal plate (12).

9. The mobile throttling manifold with a sand control structure according to claim 1, characterized in that: An electric control box (10) is provided on one side of the upper end of the base (8), and the electric control box (10) is electrically connected to the drive motor (506) and the electric telescopic rod (7).

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