CN220523302U

CN220523302U - Cylinder throttle valve for petroleum drilling

Info

Publication number: CN220523302U
Application number: CN202322127778.6U
Authority: CN
Inventors: 何磊
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-08-08
Filing date: 2023-08-08
Publication date: 2024-02-23
Anticipated expiration: 2033-08-08

Abstract

The utility model discloses a cylinder type throttle valve for petroleum drilling, which relates to the field of throttle valves and comprises a main valve casing, wherein a liquid inlet pipe and a liquid outlet pipe are arranged on the main valve casing, a fixed plate is arranged in the main valve casing, a fixed cylinder is arranged on the fixed plate, a cover body is arranged on the main valve casing, a threaded rod is connected onto the cover body in a threaded manner, a plugging block matched with the fixed cylinder is arranged at the lower end of the threaded rod, a filter plate is arranged in the main valve casing, a rotating rod is rotatably arranged on the filter plate, a cleaning brush for cleaning the filter plate is arranged on the rotating rod, and a driving assembly for driving the rotating rod to rotate is arranged in the main valve casing. According to the utility model, the filter plate is arranged, so that when petroleum passes through the main valve casing, the filter plate can filter the petroleum, and impurities in the petroleum are filtered out, so that the possibility of damage of the throttle valve due to the impurities is reduced.

Description

Cylinder throttle valve for petroleum drilling

Technical Field

The utility model relates to the field of throttle valves, in particular to a cylinder type throttle valve for petroleum drilling.

Background

A throttle valve is a valve that controls the flow of a fluid by changing the throttle cross section or throttle length. With the development of economy, the application of petroleum is more and more widespread, and during petroleum exploitation, a large amount of throttle valves are needed to participate in engineering construction, but crude petroleum contains a large amount of corrosive liquid and hard residues, and after the throttle valves are used for a period of time, an internal control core can age, and if the throttle valves are replaced integrally, the replacement cost is high.

The current chinese patent with publication number CN214367780U discloses a cylinder choke valve for oil drilling, this cylinder choke valve for oil drilling, after the shutoff piece in choke valve can be inside takes place to damage, through pull-out pull rod and swivel bolt, quick effectual roof and main part valve casing separation, and then can be quick take out screw pole and shutoff piece from the inside of main part valve casing, relevant operation is very simple and convenient, the staff can accomplish fast, adds through reinforcing plate and screw overcoat simultaneously and hold steadily the device, stability degree and stability when further having improved the device operation.

However, the technical scheme has the following defects: the problem of inability to filter debris present in petroleum results in a throttle valve that is easily damaged.

Disclosure of Invention

The utility model aims to provide a cylinder type throttle valve for petroleum drilling, which aims to solve at least one technical problem.

The utility model aims to solve the technical problems, and is realized by adopting the following technical scheme:

the utility model provides a cylinder choke valve for oil drilling, includes the main part valve casing, install feed liquor pipe and drain pipe on the main part valve casing, install the fixed plate in the main part valve casing, install the fixed cylinder on the fixed plate, install the lid on the main part valve casing, threaded connection has the threaded rod on the lid, the shutoff piece that matches with the fixed cylinder is installed to the lower extreme of threaded rod, install the filter in the main part valve casing, rotate on the filter and install the dwang, install the cleaning brush that is used for cleaning the filter on the dwang, be provided with in the main part valve casing and be used for driving dwang pivoted drive assembly.

Preferably, the drive assembly includes the rotation with main part valve casing inner wall is connected with the horizontal pole, the blade is installed to the left end of horizontal pole, the blade is located the feed liquor intraductal, fixed cover is equipped with first bevel gear on the horizontal pole, first bevel gear is connected with the second bevel gear meshing of installing on the dwang.

Preferably, the first bevel gear and the second bevel gear are sleeved with a fixed box, and the rotating rod and the cross rod are both in rotating connection with the fixed box.

Preferably, a slag discharging pipe is arranged on the bottom surface of the main body valve casing in a penetrating mode, and a sealing cover is connected to the slag discharging pipe in a threaded mode.

Preferably, the lower extreme fixedly connected with connecting rod of threaded rod, the lower extreme fixedly connected with connector of connecting rod, set up on the shutoff piece with the connector matched put thing groove, just the shutoff piece is the rubber material.

Preferably, a rotary table is installed at the upper end of the threaded rod, and two hand-twisting plates are installed on the side face of the cover body.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the filter plate is arranged, so that when petroleum passes through the main valve casing, the filter plate can filter the petroleum, and impurities in the petroleum are filtered out, so that the possibility of damage of the throttle valve due to the impurities is reduced.

2. According to the utility model, the driving assembly, the rotating rod and the cleaning brush are arranged, when petroleum passes through the liquid inlet pipe, the blades are driven to rotate, the cross rod is driven to rotate, the rotating rod is driven to rotate through the first bevel gear and the second bevel gear, the cleaning brush is rotated, and the bottom surface of the filter plate is cleaned, so that the influence on the filtering efficiency caused by blockage of the filter plate by sundries is avoided.

Drawings

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

FIG. 2 is a schematic view showing the internal structure of the valve housing of the main body of the present utility model;

FIG. 3 is an enlarged partial schematic view of FIG. 2 in accordance with the present utility model;

reference numerals: 1. a main body valve housing; 11. a liquid inlet pipe; 12. a liquid outlet pipe; 13. a fixing plate; 14. a fixed cylinder; 15. a slag discharge pipe; 16. sealing cover; 2. a cover body; 21. a hand twisting plate; 22. a threaded rod; 23. a turntable; 24. a connecting rod; 25. a connector; 26. a block; 3. a filter plate; 31. a rotating lever; 32. a cleaning brush; 33. a cross bar; 34. a blade; 35. a first bevel gear; 36. a second bevel gear; 37. and fixing the box.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model.

Specific embodiments of the present utility model are described below with reference to the accompanying drawings.

Examples

As shown in fig. 1-3, a cylinder type throttle valve for petroleum drilling comprises a main body valve casing 1, a liquid inlet pipe 11 and a liquid outlet pipe 12 are installed on the side surface of the main body valve casing 1 in a penetrating manner, a cover body 2 is connected with the top of the main body valve casing 1 in a threaded manner, a threaded rod 22 is arranged on the cover body 2 in a penetrating manner, the threaded rod 22 is connected with the cover body 2 in a rotating manner, a rotary table 23 is connected to the upper end of the threaded rod 22, a connecting rod 24 is fixedly connected to the lower end of the threaded rod 22, a connector 25 is fixedly connected to the lower end of the connecting rod 24, a sealing block 26 is sleeved on the connector 25, the sealing block 26 is made of rubber, a storage groove is formed in the top of the sealing block 26, the connector 25 is connected with the storage groove in a plugging manner, the threaded rod 22 can be driven to rotate and move through the rotating rotary table 23, the connecting rod 24 and the connector 25 are driven to move, and the height of the sealing block 26 is further moved.

Install fixed plate 13 in main part valve casing 1, run through on fixed plate 13 and install fixed section of thick bamboo 14, shutoff piece 26 and fixed section of thick bamboo 14 grafting cooperation are provided with the filter 3 with main part valve casing 1 fixed connection directly under fixed plate 13, rotate on the bottom surface of filter 3 and install dwang 31, install cleaning brush 32 on the dwang 31, the brush hair of cleaning brush 32 contacts with the bottom surface of filter 3, when dwang 31 rotates, can drive cleaning brush 32 and rotate, and then make cleaning brush 32 clean the surface of filter 3.

A cross rod 33 is arranged below the filter plate 3, the right end of the cross rod 33 is rotationally connected with the inner wall of the main valve casing 1, a blade 34 is arranged at the left end of the cross rod 33, the blade 34 is positioned in the liquid inlet pipe 11, and when liquid passes through the liquid inlet pipe 11, the blade 34 is driven to rotate, so that the cross rod 33 is driven to rotate; the cross bar 33 is fixedly sleeved with a first bevel gear 35, a second bevel gear 36 is connected to the first bevel gear 35 in a meshed manner, the second bevel gear 36 is fixedly connected with the lower end of the rotating rod 31, and when the cross bar 33 rotates, the first bevel gear 35 drives the second bevel gear 36 to rotate, so that the rotating rod 31 is driven to rotate.

In order to prevent the first bevel gear 35 and the second bevel gear 36 from being stained with impurities, a fixed box 37 is sleeved on the first bevel gear 35 and the second bevel gear 36, and the rotating rod 31 and the cross rod 33 are both in rotating connection with the fixed box 37.

In order to facilitate the removal of sundries in the main body valve housing 1, a slag discharging pipe 15 is installed on the bottom surface of the main body valve housing 1 in a penetrating way, and the lower end of the slag discharging pipe 15 is connected with a sealing cover 16 in a threaded manner.

Working principle: when the device is specifically used, the liquid inlet pipe 11 and the liquid outlet pipe 12 are connected with the pipeline by installing the device at a required position; when the valve needs to be opened, the rotary table 23 is reversely rotated to drive the threaded rod 22 to rotate and move upwards, so that the blocking block 26 is driven to move upwards, and the blocking block 26 is separated from the fixed cylinder 14, so that petroleum flows through the liquid inlet pipe 11, the fixed cylinder 14 and the liquid outlet pipe 12 in sequence.

When oil passes through main part valve casing 1, filter 3 in the main part valve casing 1 can filter the oil to filter out debris in the oil, avoid stereoplasm debris to damage the choke valve, and when oil passes through feed liquor pipe 11, can drive blade 34 and rotate, and then drive horizontal pole 33 and rotate, when horizontal pole 33 rotates, can drive first bevel gear 35 and rotate, and then drive second bevel gear 36 and rotate, and then drive dwang 31 and rotate, and then make cleaning brush 32 rotatory and clean the bottom surface of filter 3, thereby avoid debris to block up filter 3 and influence filtration efficiency.

After the device is used for a period of time, the pipeline connected with the liquid inlet pipe 11 and the liquid outlet pipe 12 of the main valve housing 1 is closed, then the sealing cover 16 is unscrewed, and sundries in the main valve housing 1 are discharged through the slag discharging pipe 15.

When petroleum corrodes the plugging block 26, the pipeline connected with the liquid inlet pipe 11 and the liquid outlet pipe 12 of the main valve casing 1 is closed, then the two hand twisting plates 21 are rotated to drive the cover body 2 to rotate, so that the cover body 2 is separated from the main valve casing 1, then the old plugging block 26 is broken off to one side, the connecting head 25 is separated from the storage groove on the plugging block 26, then the connecting head 25 is inserted into the storage groove on the new plugging block 26, thereby completing replacement of the plugging block 26, and finally the cover body 2 is reinstalled on the main valve casing 1.

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

Claims

1. The utility model provides a cylinder choke valve for oil drilling, includes main part valve casing (1), install feed liquor pipe (11) and drain pipe (12) on main part valve casing (1), install fixed plate (13) in main part valve casing (1), install fixed section of thick bamboo (14) on fixed plate (13), install lid (2) on main part valve casing (1), threaded connection has threaded rod (22) on lid (2), shutoff piece (26) with fixed section of thick bamboo (14) matching are installed to the lower extreme of threaded rod (22), its characterized in that: install filter (3) in main part valve casing (1), rotate on filter (3) and install dwang (31), install cleaning brush (32) that are used for cleaning filter (3) on dwang (31), be provided with in main part valve casing (1) and be used for driving dwang (31) pivoted drive assembly.

2. A barrel choke for petroleum drilling according to claim 1, characterized in that: the driving assembly comprises a cross rod (33) rotationally connected with the inner wall of the main body valve casing (1), a blade (34) is mounted at the left end of the cross rod (33), the blade (34) is located in the liquid inlet pipe (11), a first bevel gear (35) is fixedly sleeved on the cross rod (33), and the first bevel gear (35) is in meshed connection with a second bevel gear (36) mounted on the rotating rod (31).

3. A barrel choke for petroleum drilling according to claim 2, characterized in that: the first bevel gear (35) and the second bevel gear (36) are sleeved with a fixed box (37), and the rotating rod (31) and the cross rod (33) are both in rotating connection with the fixed box (37).

4. A barrel choke for petroleum drilling according to claim 2 or 3, characterized in that: the slag discharging pipe (15) is arranged on the bottom surface of the main body valve casing (1) in a penetrating mode, and the slag discharging pipe (15) is connected with the sealing cover (16) in a threaded mode.

5. A barrel choke for petroleum drilling according to claim 1, characterized in that: the lower extreme fixedly connected with connecting rod (24) of threaded rod (22), the lower extreme fixedly connected with connector (25) of connecting rod (24), set up on shutoff piece (26) with connector (25) matched put the thing groove, just shutoff piece (26) are the rubber material.

6. A barrel choke for petroleum drilling according to claim 1 or 5, characterized in that: the upper end of the threaded rod (22) is provided with a rotary table (23), and the side surface of the cover body (2) is provided with two hand-twisting plates (21).