CN216867551U

CN216867551U - Electro-hydraulic panel valve control device

Info

Publication number: CN216867551U
Application number: CN202220690355.8U
Authority: CN
Inventors: 冯秀琴; 鞠娟
Original assignee: Yangzhou Hongwei Machinery Co ltd
Current assignee: Yangzhou Hongwei Machinery Co ltd
Priority date: 2022-03-28
Filing date: 2022-03-28
Publication date: 2022-07-01
Anticipated expiration: 2032-03-28

Abstract

The utility model discloses an electro-hydraulic flat valve control device, which belongs to the field of oilfield operation and comprises a valve body, wherein a valve shell is fixedly connected to the middle position of the valve body, a plastic water blocking flat plate capable of extending into the valve body is arranged in the valve shell, a drawing valve rod is fixedly connected to the upper side of the plastic water blocking flat plate, the upper part of the drawing valve rod extends to the upper side of the valve shell, a control assembly is further arranged on the valve shell, the control assembly comprises an oil storage seat fixedly connected to the upper side of the valve shell, a sandwich partition plate is fixedly connected to one end, located in the oil storage seat, of the drawing valve rod, the interior of the oil storage seat is divided into a tight valve oil cavity and a loose valve oil cavity through the sandwich partition plate, and the loose valve oil cavity is located on the lower side of the tight valve oil cavity.

Description

Electro-hydraulic panel valve control device

Technical Field

The utility model relates to the field of oilfield operation, in particular to an electro-hydraulic panel valve control device.

Background

The intelligent control hydraulic flat valve disclosed in the publication No. CN202901486U can not only accurately measure the on-off state of the hydraulic flat valve, but also transmit the detected on-off state information to the driller's stand by a low voltage electrical signal; meanwhile, safety guarantee is provided for high-yield, high-pressure and high-sulfur-content dangerous environment drilling operation; the signal acquisition and transmission part of the hydraulic flat valve adopts explosion-proof and explosion-proof design, so that electric sparks possibly generated due to electromagnetic change are separated from an oil-gas environment;

but do not solve the problem that current electricity liquid moves the flat valve and appear damaging the phenomenon easily when quick adjustment, for this reason we propose an electricity liquid moves flat valve controlling means.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

Aiming at the problems in the prior art, the utility model aims to provide an electro-hydraulic flat plate valve control device which can realize the quick adjustment of the opening and the sealing of a valve body and reduce the damage phenomenon when a plastic water blocking plate moves through blocks.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

The electro-hydraulic flat valve control device comprises a valve body, wherein a valve shell is fixedly connected to the middle position of the valve body, a plastic water blocking flat plate which can extend into the valve body is arranged in the valve shell, a pull valve rod is fixedly connected to the upper side of the plastic water blocking flat plate, and the upper portion of the pull valve rod extends to the upper side of the valve shell;

the oil storage device is characterized in that a control assembly is further arranged on the valve shell and comprises an oil storage seat fixedly connected to the upper side of the valve shell, one end, located inside the oil storage seat, of the drawing valve rod is fixedly connected with a sandwich division plate, the inside of the oil storage seat is divided into a tight valve oil cavity and a loose valve oil cavity through the sandwich division plate, the loose valve oil cavity is located on the lower side of the tight valve oil cavity, the outer side of the oil storage seat is fixedly connected with an oil changing box and two adjustable communicating valves respectively communicated with the tight valve oil cavity and the loose valve oil cavity, the oil changing box is fixedly connected with two oil pumps, and the two oil pumps are respectively communicated with the two adjustable communicating valves through oil changing pipes;

the volume of the oil changing box is the same as the volume of the tight valve oil cavity when the valve body is closed, and the oil changing box is further provided with a low liquid sensor electrically connected with the oil pump and used for stopping the oil pump when the inside of the oil changing box is oil-free.

Further, sandwich division board is including first baffle, gasbag and second baffle, first baffle fixed connection is in the outside of pull valve rod, gasbag and second baffle cup joint in the outside of pull valve rod, just second baffle, gasbag and first baffle are arranged according to from last order extremely down in proper order.

Further, the center positions of the first baffle and the second baffle are shifted towards the direction close to the air bag.

Furthermore, one end of the drawing valve rod, which is far away from the plastic water retaining plate, is in threaded connection with a spring limiting seat, and an elastic piece is sleeved between the spring limiting seat and the second baffle and positioned on the outer side of the drawing valve rod.

Further, the intercommunication valve with adjustable it is including the valve section of thick bamboo of fixed connection on the oil storage seat, the inside oil storage seat's that is close to position of valve section of thick bamboo is offered and is used for connecting the oil pipe that leads to of oil storage seat, the oil change chamber has been offered to the inside position of keeping away from the oil storage seat of valve section of thick bamboo, the outside of valve section of thick bamboo just is located the oil change chamber outside and is close to the position that leads to oil pipe and offer the logical oilhole with the oil change pipe intercommunication, the one end threaded connection that the oil storage seat was kept away from to the valve section of thick bamboo has the threaded rod with the concentric setting of oil pipe, the threaded rod is located the inside one end rotation of oil change chamber and is connected with the regulation oil core.

Furthermore, the appearance of adjusting the wick is arbitrary one of conical and round platform shape, just the diameter that adjusts wick and be close to oil pipe one end is less than oil pipe's diameter, the diameter that adjusts wick and keep away from oil pipe one end is greater than oil pipe's diameter.

3. Advantageous effects

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

(1) this scheme is through adjusting the oil pressure of tight valve oil pocket and pine valve oil pocket, can drive the plastics fast and block the horizontal plate and remove, adjusts opening and sealing of valve body.

(2) This scheme is through setting up the efficiency that the oil was carried in the adjustable intercommunication valve regulation, can adjust the valve body and open and sealed efficiency.

(3) This scheme is through the volume setting of trading oil box and tight valve oil pocket to when trading the oil box through low liquid sensor and being in oil-free state, automatically close the oil pump, can block the dull and stereotyped regulation completion back at plasticity, lock its position automatically, reduce the damage that the dull and stereotyped piece removal of plasticity water blocking caused device self.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a cutaway structure of the present invention;

FIG. 3 is an exploded view of the sandwich divider panel construction of the present invention;

fig. 4 is a cut-away side view of the adjustable communication valve of the present invention.

The reference numbers in the figures illustrate:

1. a valve body; 2. a valve housing; 3. a plastic water-blocking flat plate; 4. an oil storage seat; 5. an oil changing box; 6. an oil pump; 7. changing an oil pipe; 8. a valve barrel; 9. a threaded rod; 10. adjusting the oil core; 11. an oil pipe is communicated; 12. an oil through hole; 13. an oil change cavity; 14. drawing the valve rod; 15. a first baffle plate; 16. an air bag; 17. a second baffle; 18. an elastic member; 19. spring spacing seat.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

Example (b):

referring to fig. 1-4, an electro-hydraulic flat valve control apparatus includes a valve body 1, a valve housing 2 fixedly connected to an intermediate position of the valve body 1, a plastic water-blocking flat plate 3 extending into the valve body 1 and disposed inside the valve housing 2, the valve body 1 starts to be sealed when the plastic water-blocking flat plate 3 is disposed inside the valve body 1, the valve body 1 starts to be opened when the plastic water-blocking flat plate 3 is disposed inside the valve housing 2, a pull-out valve rod 14 is fixedly connected to an upper side of the plastic water-blocking flat plate 3, and an upper portion of the pull-out valve rod 14 extends to an upper side of the valve housing 2, and at this time, the position of the plastic water-blocking flat plate 3 can be adjusted by pulling the pull-out valve rod 14.

As shown in fig. 2, the valve housing 2 is further provided with a control assembly for adjusting the plastic water-blocking plate 3, the control assembly includes an oil storage seat 4 fixedly connected to the upper side of the valve housing 2, one end of the pull-out valve rod 14 located inside the oil storage seat 4 is fixedly connected with a sandwich partition plate, the inside of the oil storage seat 4 is divided into a tight valve oil cavity and a loose valve oil cavity by the sandwich partition plate, the loose valve oil cavity is located at the lower side of the tight valve oil cavity, the outer side of the oil storage seat 4 is fixedly connected with an oil change box 5 and two adjustable communication valves respectively communicated with the tight valve oil cavity and the loose valve oil cavity, the oil change box 5 is fixedly connected with two oil pumps 6, and the two oil pumps 6 are respectively communicated with the two adjustable communication valves through oil change pipes 7;

the volume of the oil changing box 5 is the same as the volume of the tight valve oil cavity when the valve body 1 is closed, and the oil changing box 5 is also provided with a low liquid sensor electrically connected with the oil pump 6 and used for stopping the oil pump 6 when no oil exists in the oil changing box 5;

at the moment, when the valve body 1 needs to be sealed, the corresponding oil pump 6 is started, oil in the oil change box 5 can be conveyed into the tight valve oil cavity through the oil change pipe 7 and the adjustable communicating valve after the oil pump 6 is started, the oil pressure in the tight valve oil cavity is improved, the sandwich division plate is pushed downwards, and the sandwich division plate can descend through the plastic water blocking flat plate 3 when pushed;

simultaneously, when needs are opened valve body 1, start another oil pump 6, can carry the inside oil that gets into the pine valve oil chamber through trading oil pipe 7 and adjustable intercommunication valve with the inside oil of oil changing box 5 after oil pump 6 starts, promote the inside oil pressure of pine valve oil chamber, let it upwards promote the sandwich division board, can rise through plasticity water blocking flat board 3 when the sandwich division board promotes.

As shown in fig. 2-3, in order to enhance the sealing performance inside the oil storage seat 4, the sandwich partition plate includes a first baffle 15, an air bag 16 and a second baffle 17, the first baffle 15 is fixedly connected to the outer side of the pull-out valve rod 14, the air bag 16 and the second baffle 17 are sleeved on the outer side of the pull-out valve rod 14, and the second baffle 17, the air bag 16 and the first baffle 15 are sequentially arranged from top to bottom, at this time, when the valve body 1 needs to be sealed, oil is fed into the tight valve oil cavity, the second baffle 17 is squeezed, the air bag 16 is squeezed by the second baffle 17, the distance between the second baffle 17 and the first baffle 15 is reduced, the edge position of the air bag 16 is squeezed toward the inner wall of the oil storage seat 4, the gap between the air bag 16 and the inner wall of the oil storage seat 4 is eliminated, and the sealing performance is improved;

referring to fig. 3, in order to further improve the sealing performance of the air bag 16 to the oil storage seat 4, the center positions of the first baffle 15 and the second baffle 17 are both shifted toward the direction close to the air bag 16, and the first baffle 15 and the second baffle 17 have a hollow truncated cone shape, so that when the air bag 16 is pressed by the first baffle 15 and the second baffle 17, the middle position of the air bag 16 can be better pressed, and the edge position of the air bag 16 is pressed onto the side wall of the oil storage seat 4.

Simultaneously, in order to open the leakproofness of gasbag 16 to oil storage seat 4 when valve body 1, the one end threaded connection that plastic water flat board 3 was kept away from to pull valve rod 14 has spacing seat of spring 19, and the outside of pull valve rod 14 just is located and has cup jointed elastic component 18 between spacing seat of spring 19 and the second baffle 17, and at this moment, elastic component 18 can utilize its self elasticity to promote second baffle 17, lets second baffle 17 extrude gasbag 16.

Referring to fig. 2 and 4, the adjustable communicating valve includes a valve barrel 8 fixedly connected to the oil storage seat 4, an oil pipe 11 for connecting the oil storage seat 4 is disposed in the valve barrel 8 at a position close to the oil storage seat 4, an oil change chamber 13 is disposed in the valve barrel 8 at a position far from the oil storage seat 4, an oil through hole 12 communicated with the oil change pipe 7 is disposed outside the valve barrel 8 and at a position close to the oil pipe 11 at an outside of the oil change chamber 13, when an oil path is connected, oil enters the oil change chamber 13 through the oil through hole 12 or one of the oil through pipe 11 and is discharged through the other of the oil through pipe 11 and the oil through hole 12, a threaded rod 9 concentrically disposed with the oil pipe 11 is threadedly connected to one end of the valve barrel 8 far from the oil storage seat 4, an adjusting oil core 10 is rotatably connected to one end of the threaded rod 9 in the oil change chamber 13, the adjusting oil core 10 has any one of a conical shape and a truncated cone shape, and the diameter that the one end of adjusting the wick 10 is close to oil pipe 11 is less than the diameter of oil pipe 11, the diameter that the one end of adjusting the wick 10 is far away from oil pipe 11 is greater than the diameter of oil pipe 11, at this moment, can drive adjusting the wick 10 through rotating threaded rod 9 and move in the inside of changing oil chamber 13, let the one end that the adjusting wick 10 is close to oil pipe 11 get into the inside of oil pipe 11, adjust the size in gap between adjusting wick 10 and the oil pipe 11, the governing speed of control oil pressure.

When in use: the adjusting oil core 10 can be driven to move in the oil changing cavity 13 by rotating the threaded rod 9, one end of the adjusting oil core 10 close to the oil through pipe 11 enters the oil through pipe 11, the size of a gap between the adjusting oil core 10 and the oil through pipe 11 is adjusted, and the adjusting speed of oil pressure is controlled;

meanwhile, when the valve body 1 needs to be opened, the other oil pump 6 is started, oil in the oil changing box 5 can be conveyed into the interior of the valve releasing oil cavity through the oil changing pipe 7 and the adjustable communicating valve after the oil pump 6 is started, the oil pressure in the valve releasing oil cavity is increased, the sandwich partition plate is pushed upwards, and the sandwich partition plate can be lifted through the plastic water blocking flat plate 3 when pushed;

when the valve body 1 needs to be sealed, the corresponding oil pump 6 is started, oil inside the oil changing box 5 can be conveyed into the interior of the tight valve oil cavity through the oil changing pipe 7 and the adjustable communicating valve after the oil pump 6 is started, the oil pressure inside the tight valve oil cavity is improved, the oil pump pushes the sandwich division plate downwards, the sandwich division plate can descend through the plastic water blocking flat plate 3 when pushed, when the lower portion of the plastic water blocking flat plate 3 is attached to the valve body 1, the oil pressure inside the oil changing box 5 is completely extracted, the low-liquid sensor can close the oil pump 6, and oil conveying is stopped.

In conclusion, the plastic water retaining plate 3 can be rapidly driven to move by adjusting the oil pressure of the tight valve oil cavity and the loose valve oil cavity, the opening and sealing of the valve body 1 are adjusted, the efficiency of oil conveying is adjusted by arranging the adjustable communicating valve, the opening and sealing efficiency of the valve body 1 can be adjusted, meanwhile, the oil pump 6 is automatically closed by arranging the volumes of the oil changing box 5 and the tight valve oil cavity and by arranging the low liquid level sensor when the oil changing box 5 is in an oil-free state, the position of the plastic water retaining plate 3 can be automatically locked after the adjustment of the plastic water retaining plate 3 is completed, and the damage to the device caused by the movement of the plastic water retaining plate 3 passing through blocks is reduced.

The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. An electro-hydraulic flat valve control device comprises a valve body (1), and is characterized in that: a valve casing (2) is fixedly connected to the middle of the valve body (1), a plastic water blocking plate (3) which can extend into the valve body (1) is arranged inside the valve casing (2), a drawing valve rod (14) is fixedly connected to the upper side of the plastic water blocking plate (3), and the upper part of the drawing valve rod (14) extends to the upper side of the valve casing (2);

the oil storage valve is characterized in that a control assembly is further arranged on the valve shell (2), the control assembly comprises an oil storage seat (4) fixedly connected to the upper side of the valve shell (2), the drawing valve rod (14) is located at one end of the inside of the oil storage seat (4) and fixedly connected with a sandwich division plate, the inside of the oil storage seat (4) is divided into a tight valve oil cavity and a loose valve oil cavity through the sandwich division plate, the loose valve oil cavity is located on the lower side of the tight valve oil cavity, the outer side of the oil storage seat (4) is fixedly connected with an oil changing box (5) and two adjustable communicating valves respectively communicated with the tight valve oil cavity and the loose valve oil cavity, the oil changing box (5) is fixedly connected with two oil pumps (6), and the two oil pumps (6) are respectively communicated with the two adjustable communicating valves through an oil changing pipe (7);

the volume of oil changing box (5) is the same as the volume of tight valve oil chamber when valve body (1) is closed, still be provided with on oil changing box (5) with oil pump (6) electric connection's low liquid sensor for with oil pump (6) stop when oil changing box (5) inside does not have oil.

2. The electro-hydraulic flat valve control device according to claim 1, characterized in that: sandwich division board is including first baffle (15), gasbag (16) and second baffle (17), first baffle (15) fixed connection is in the outside of pull valve rod (14), gasbag (16) and second baffle (17) cup joint the outside at pull valve rod (14), just second baffle (17), gasbag (16) and first baffle (15) are arranged according to from last order down in proper order.

3. The electro-hydraulic panel valve control apparatus of claim 2, wherein: the center positions of the first baffle (15) and the second baffle (17) are shifted towards the direction close to the air bag (16).

4. The electro-hydraulic panel valve control apparatus of claim 2, wherein: one end of the drawing valve rod (14) far away from the plastic water blocking flat plate (3) is in threaded connection with a spring limiting seat (19), and an elastic piece (18) is sleeved between the spring limiting seat (19) and the second baffle (17) and located on the outer side of the drawing valve rod (14).

5. The electro-hydraulic flat valve control device according to claim 1, characterized in that: the adjustable communicating valve comprises a valve barrel (8) fixedly connected to an oil storage seat (4), an oil through pipe (11) used for being connected with the oil storage seat (4) is arranged at a position, close to the oil storage seat (4), inside the valve barrel (8), a oil changing cavity (13) is arranged at a position, away from the oil storage seat (4), inside the valve barrel (8), an oil through hole (12) communicated with the oil through pipe (7) is arranged at a position, close to the oil through pipe (11), outside the valve barrel (8) and located at a position, close to the oil through pipe (13), outside the oil changing cavity (13), one end, away from the oil storage seat (4), of the valve barrel (8) is connected with a threaded rod (9) concentrically arranged with the oil through pipe (11), and one end, located inside the oil changing cavity (13), of the threaded rod (9) is rotatably connected with an adjusting oil core (10).

6. The electro-hydraulic panel valve control apparatus of claim 5, wherein: the appearance of adjusting wick (10) is any one of conical and round platform shape, just adjust wick (10) and be close to the diameter that leads to oil pipe (11) one end and be less than the diameter that leads to oil pipe (11), the diameter that leads to oil pipe (11) one end is kept away from to adjust wick (10) is greater than the diameter that leads to oil pipe (11).