CN215292774U

CN215292774U - Rotary valve body of petroleum drilling mud pump

Info

Publication number: CN215292774U
Application number: CN202120546700.6U
Authority: CN
Inventors: 王永强; 李鹤
Original assignee: Chongqing Tenggang Machinery Co ltd
Current assignee: Chongqing Tenggang Machinery Co ltd
Priority date: 2021-03-17
Filing date: 2021-03-17
Publication date: 2021-12-24
Anticipated expiration: 2031-03-17

Abstract

The utility model relates to the technical field of valves, specifically be an oil drilling slush pump rotary valve body, including the mud pipe with install in the inside rotatory ball valve of mud pipe, the bottom and the top of rotatory ball valve are provided with bottom pivot and top pivot respectively, and bottom pivot and top pivot all can rotate for mud pipe lateral wall, and the inner wall that the mud pipe was passed in the bottom pivot extends to the bottom of mud pipe, installs the rotation holder that two symmetries set up in the mud pipe, and rotatory ball valve sets up between two rotation holders. The utility model discloses a two cooperations that rotate holder and rotatory ball valve that set up can realize the emission and the sealing to mud, and sealed effectual, two rotate on the inner wall of holder seted up with rotatory ball valve size looks adaptation arc recess for the laminating effect is better, thereby improves sealing performance, through bottom pivot and the top pivot that sets up, realizes the rotation of pairing rotation ball valve, simple structure, convenient operation.

Description

Rotary valve body of petroleum drilling mud pump

Technical Field

The utility model relates to the technical field of valves, specifically be a rotary valve body of oil drilling slush pump.

Background

Along with the development of the gate valve industry in China, the variety of the gate valve is continuously increased, and the application of the gate valve is more and more extensive. The flat gate valve is widely applied to industries such as petroleum and petrochemical industry, and structurally comprises a valve body, a gate plate, a valve rod, a valve seat, a sewage discharging mechanism, a transmission device and the like. The rotary valve adopted by the existing petroleum drilling mud pump has poor sealing effect, and the resistance during rotation is large, so that the operation is inconvenient for operators.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an oil drilling slush pump rotary valve body to it is poor to provide the sealed effect of the rotary valve that present oil drilling slush pump adopted in the solution above-mentioned background art, and the resistance during rotation is big, and inconvenient operating personnel carries out the problem of operating.

In order to achieve the above object, the utility model provides a following technical scheme:

a rotary valve body of an oil drilling mud pump comprises a mud pipe and a rotary ball valve arranged on the mud pipe, wherein the rotary ball valve is positioned in the mud pipe, a bottom rotating shaft and a top rotating shaft are respectively arranged at the bottom and the top of the rotary ball valve, the bottom rotating shaft and the rotary ball valve are integrated into a whole, the bottom rotating shaft penetrates through the inner wall of the mud pipe and extends to the outer side of the bottom of the mud pipe, a bottom limiting seat is arranged at the bottom of the bottom rotating shaft, the top surface of the limiting seat is abutted against the outer side surface of the bottom of the mud pipe, the top of the top rotating shaft penetrates through the inner wall of the mud pipe and extends to the outer side of the top of the mud pipe, the bottom rotating shaft and the top rotating shaft can rotate relative to the side wall of the mud pipe, two symmetrically arranged rotary clamping seats are arranged in the mud pipe, the rotary ball valve is arranged between the two rotary clamping seats, and one side of the rotary clamping seat, which is contacted with the rotary ball valve, is provided with an arc-shaped groove, one side of the rotary clamping seat, which is far away from the arc-shaped groove, is provided with a through hole which is coaxial and communicated with the arc-shaped groove, and the rotary ball valve is provided with an oil discharge hole which is coaxial with the through hole.

Preferably, the rotating holder is made of rubber.

Preferably, bearing holes are formed in the outer walls of the top and the bottom of the slurry pipe, bearing seats are embedded in the bearing holes, and the bottom of the bottom rotating shaft and the top of the top rotating shaft penetrate through the bearing seats at the top and the bottom of the slurry pipe respectively and extend to the outer side.

Preferably, the outer wall of the top rotating shaft is sleeved with a top limiting seat, and the bottom surface of the top limiting seat abuts against the outer side surface of the top of the slurry pipe.

Preferably, a rotating disc is mounted at the top of the top rotating shaft.

Preferably, a coaxial square plug is installed at the bottom of the top rotating shaft, a square slot matched with the square plug in a splicing mode is formed in the top of the rotary ball valve, and the square plug can be inserted into the square slot.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in this oil drilling slush pump rotary valve body, through the cooperation of two rotation holders that set up and rotatory ball valve, can realize the emission and the sealing to mud, and sealed effectual, two rotate on the inner wall of holder offer with rotatory ball valve size looks adaptation arc recess for the laminating effect is better, thereby improves sealing performance, through bottom pivot and the top pivot that sets up, realizes the rotation of rotatory ball valve, simple structure, convenient operation.

2. In this oil drilling slush pump rotary valve body, bottom pivot and top pivot pass on the bearing frame of mud pipe top and bottom respectively, improve the stability of structure through the bearing frame that sets up, reduce frictional force, rotate more laborsavingly, the square slot with square plug bottom surface size looks adaptation and grafting complex is seted up at the top of rotatory ball valve, square plug is convenient for install and dismantle with the grafting cooperation of square slot, can regularly change square plug.

Drawings

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

FIG. 2 is a schematic view of the rotary holder and the rotary ball valve according to the present invention;

fig. 3 is the schematic view of the exploded structure of the middle rotary ball valve and the top rotary shaft of the present invention.

The meaning of the various reference symbols in the drawings:

10. a mud pipe; 11. rotating the clamp seat; 12. a bearing seat; 13. an arc-shaped groove; 14. a through hole;

20. rotating the ball valve; 21. a bottom rotating shaft; 22. a bottom limiting seat; 23. a top rotating shaft; 24. a top limiting seat; 25. rotating the disc; 26. a square plug; 27. an oil drain hole; 28. and a square slot.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a following technical scheme:

example 1

A rotary valve body of an oil drilling mud pump is disclosed, as shown in figures 1-3, comprising a mud pipe 10 and a rotary ball valve 20 arranged on the mud pipe 10, wherein the rotary ball valve 20 is positioned in the mud pipe 10, the bottom and the top of the rotary ball valve 20 are respectively provided with a bottom rotary shaft 21 and a top rotary shaft 23, the bottom rotary shaft 21 and the rotary ball valve 20 are an integral forming mechanism, the bottom rotary shaft 21 penetrates through the inner wall of the mud pipe 10 and extends to the outside of the bottom of the mud pipe 10, the bottom of the bottom rotary shaft 21 is provided with a bottom limiting seat 22, the top surface of the limiting seat 22 abuts against the outside surface of the bottom of the mud pipe 10, the top of the top rotary shaft 23 penetrates through the inner wall of the mud pipe 10 and extends to the outside of the top of the mud pipe 10, the bottom rotary shaft 21 and the top rotary shaft 23 can rotate relative to the side wall of the mud pipe 10, two symmetrically arranged rotary clamping seats 11 are arranged in the mud pipe 10, the rotary ball valve 20 is arranged between the two rotary clamping seats 11, an arc-shaped groove 13 is formed in one side, which is in contact with the rotary ball valve 20, of the rotary holder 11, a through hole 14 which is coaxial and communicated with the arc-shaped groove 13 is formed in one side, which is far away from the arc-shaped groove 13, of the rotary holder 11, and an oil discharge hole 27 which is coaxial with the through hole 14 is formed in the rotary ball valve 20.

It is worth to be noted that the rotating clamp holder 11 is made of rubber materials, and the sealing effect is improved.

Specifically, the bearing holes are formed in the outer walls of the top and the bottom of the slurry pipe 10, the bearing seats 12 are embedded in the bearing holes, and the bottom of the bottom rotating shaft 21 and the top of the top rotating shaft 23 penetrate through the bearing seats 12 in the top and the bottom of the slurry pipe 10 respectively and extend to the outer side. The stability of structure is improved through the bearing frame 12 that sets up, reduces frictional force, rotates more laborsavingly.

Further, the outer wall of the top rotating shaft 23 is sleeved with a top limiting seat 24, the bottom surface of the top limiting seat 24 abuts against the outer side surface of the top of the slurry pipe 10, the rotating disc 25 is installed at the top of the top rotating shaft 23, the top limiting seat 24 improves limiting effect, and the rotating disc 25 is more convenient to rotate.

In addition, a coaxial square plug 26 is installed at the bottom of the top rotating shaft 23, a square slot 28 which is matched with the size of the bottom surface of the square plug 26 in an inserting manner is formed at the top of the rotary ball valve 20, and the square plug 26 can be inserted into the square slot 28. The mating engagement of the square plug 26 with the square socket 28 facilitates installation and removal, and allows for periodic replacement of the square plug 26.

The utility model discloses an among the oil drilling slush pump rotary valve body, two through setting up rotate holder 11 and rotatory ball valve 20's cooperation, can realize emission and sealed to mud, and sealed effectual, two rotate on the inner wall of holder 11 seted up with rotatory ball valve 20 size looks adaptation arc recess 13, make the laminating effect better, thereby improve sealing performance, through bottom pivot 21 and the top pivot 23 that sets up, realize the rotation of rotatory ball valve 20, moreover, the steam generator is simple in structure, and convenient for operation.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A rotary valve body of an oil drilling mud pump is characterized in that: comprises a slurry pipe (10) and a rotary ball valve (20) arranged on the slurry pipe (10), wherein the rotary ball valve (20) is positioned in the slurry pipe (10), the bottom and the top of the rotary ball valve (20) are respectively provided with a bottom rotary shaft (21) and a top rotary shaft (23), the bottom rotary shaft (21) and the rotary ball valve (20) are an integrated forming mechanism, the bottom rotary shaft (21) penetrates through the inner wall of the slurry pipe (10) and extends to the outer side of the bottom of the slurry pipe (10), a bottom limiting seat (22) is arranged at the bottom of the bottom rotary shaft (21), the top surface of the limiting seat (22) is abutted against the outer side surface of the bottom of the slurry pipe (10), the top of the top rotary shaft (23) penetrates through the inner wall of the slurry pipe (10) and extends to the outer side of the top of the slurry pipe (10), and the bottom rotary shaft (21) and the top rotary shaft (23) can rotate relative to the side wall of the slurry pipe (10), install rotation holder (11) that two symmetries set up in mud pipe (10), rotatory ball valve (20) set up in two rotate between holder (11), rotate one side that holder (11) and rotatory ball valve (20) contact and seted up arc recess (13), rotate one side that holder (11) kept away from arc recess (13) and seted up through-hole (14) coaxial and be linked together with arc recess (13), seted up on rotatory ball valve (20) with coaxial oil extraction hole (27) of through-hole (14).

2. The rotary valve body of an oil drilling mud pump as set forth in claim 1, wherein: the rotary clamping seat (11) is made of rubber materials.

3. The rotary valve body of an oil drilling mud pump as set forth in claim 1, wherein: bearing holes are formed in the top and the bottom outer wall of the slurry pipe (10), bearing seats (12) are installed in the bearing holes in an embedded mode, and the bottom of the bottom rotating shaft (21) and the top of the top rotating shaft (23) penetrate through the bearing seats (12) in the top and the bottom of the slurry pipe (10) respectively and extend to the outer side.

4. The rotary valve body of an oil drilling mud pump as set forth in claim 1, wherein: the outer wall of the top rotating shaft (23) is sleeved with a top limiting seat (24), and the bottom surface of the top limiting seat (24) is abutted against the outer side surface of the top of the mud pipe (10).

5. The rotary valve body of an oil drilling mud pump as set forth in claim 1, wherein: and a rotating disc (25) is installed at the top of the top rotating shaft (23).

6. The rotary valve body of an oil drilling mud pump as set forth in claim 1, wherein: coaxial square plug (26) is installed to the bottom of top pivot (23), the top of rotatory ball valve (20) seted up with square plug (26) bottom surface size looks adaptation and square slot (28) of grafting complex, square plug (26) can insert in square slot (28).