CN214576837U

CN214576837U - Drilling fluid manifold

Info

Publication number: CN214576837U
Application number: CN202120633396.9U
Authority: CN
Inventors: 徐中辉; 徐金杰
Original assignee: Jiangsu Yidelong Petroleum Machinery Co ltd
Current assignee: Jiangsu Yidelong Petroleum Machinery Co ltd
Priority date: 2021-03-29
Filing date: 2021-03-29
Publication date: 2021-11-02
Anticipated expiration: 2031-03-29

Abstract

The utility model relates to a drilling fluid manifold, which comprises a main body and a remote processing system connected with the main body to control the operation of the main body; the main body comprises a frame and two driving units fixed in the frame, and a communicating pipe is also arranged between a right side interface of a first tee joint in one driving unit on the left side and a left side interface of a first tee joint in one driving unit on the right side; a standby unit is also arranged on the communicating pipe; the utility model has simple structure and small volume, thereby facilitating the movement and use; and the two mud valves, the two first electric control valves, the two second electric control valves, the third electric control valve and the fifth electric control valve are automatically controlled by means of a remote processing system, manual operation is not needed when the mud valves, the first electric control valves, the second electric control valves, the third electric control valves and the fifth electric control valves are opened or closed, the labor intensity is reduced, the working efficiency is improved, and meanwhile, the required time for switching the liquid flow direction is greatly shortened so as to effectively reduce the risk of downhole drilling jamming.

Description

Drilling fluid manifold

Technical Field

The utility model relates to a drilling fluid manifold.

Background

The drilling fluid manifold is an important component in petroleum and natural gas drilling equipment and mainly used for shunting and controlling pressure according to the drilling requirements; the existing drilling fluid manifold has a complex structure, a large volume and is inconvenient to move and use; and the manual formula mud valve and the choke valve that all adopt all rely on artifical manual operation in proper order when opening or closing, and intensity of labour is big, and work efficiency is low, and indirect increase the required time that the liquid flow direction switches, and then increased the risk of drilling sticking in the pit, had the future improvement.

SUMMERY OF THE UTILITY MODEL

To the current situation of above-mentioned prior art, the utility model aims to solve the technical problem that a simple structure, small in order to make things convenient for removal and use is provided to reduce intensity of labour, improved work efficiency, and then shortened the drilling fluid manifold of required time in order effectively to reduce the sticking of boring risk in the pit of liquid flow direction switching by a wide margin.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a drilling fluid manifold, includes the main part and links to each other with the remote processing system of control main part operation with the main part, a serial communication port, the main part includes frame and two drive unit of fixing in the frame, drive unit includes mud valve, first tee bend, first automatically controlled valve, second tee bend, second automatically controlled valve and first drain pipe, the play liquid end of mud valve with the feed liquor end of first automatically controlled valve is connected respectively on two interfaces around the first tee bend, the play liquid end of first automatically controlled valve with the feed liquor end of second automatically controlled valve is connected respectively on two interfaces around the second tee bend, the one end of first drain pipe is connected on the left side interface of second tee bend, mud valve, first automatically controlled valve and second automatically controlled valve all link to each other with remote processing system, in a drive unit on left side the right side interface of first tee bend with in a drive unit on right side still be equipped with communicating pipe between the left side interface of first tee bend.

Preferably, still be equipped with the standby unit on communicating pipe, the standby unit includes third electric control valve, third tee bend, fifth electric control valve and second drain pipe, the feed liquor end of third electric control valve is connected on communicating pipe, the play liquid end of third electric control valve with the feed liquor end of fifth electric control valve is connected respectively on two interfaces around the third tee bend, the one end of second drain pipe is connected on the left side interface of third tee bend.

Preferably, the third and fifth electrically controlled valves are both connected to a remote processing system.

Compared with the prior art, the utility model has the advantages of: the utility model has simple structure and small volume, thereby facilitating the movement and use; and the two mud valves, the two first electric control valves, the two second electric control valves, the third electric control valve and the fifth electric control valve are automatically controlled by means of a remote processing system, manual operation is not needed when the mud valves, the first electric control valves, the second electric control valves, the third electric control valves and the fifth electric control valves are opened or closed, the labor intensity is reduced, the working efficiency is improved, and meanwhile, the required time for switching the liquid flow direction is greatly shortened so as to effectively reduce the risk of downhole drilling jamming.

Drawings

Fig. 1 is a top view structural diagram of the present invention.

Detailed Description

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of "first," "second," and similar terms in the description herein do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

To maintain the following description of the embodiments of the present invention clear and concise, detailed descriptions of well-known functions and components may be omitted.

As shown in fig. 1, a drilling fluid manifold comprises a main body 1 and a remote processing system 2 connected with the main body 1 to control the operation of the main body 1; the main body 1 comprises a frame 11 and two driving units 12 fixed in the frame 11, the driving units 12 comprise a slurry valve 121, a first tee 122, a first electric control valve 123, a second tee 124, a second electric control valve 125 and a first liquid outlet pipe 126, a liquid outlet end of the slurry valve 121 and a liquid inlet end of the first electric control valve 123 are respectively connected to a front interface and a rear interface of the first tee 122, a liquid outlet end of the first electric control valve 123 and a liquid inlet end of the second electric control valve 125 are respectively connected to a front interface and a rear interface of the second tee 124, one end of the first liquid outlet pipe 126 is connected to a left interface of the second tee 124, the slurry valve 121, the first electric control valve 123 and the second electric control valve 125 are all connected to the remote processing system 2, a communication pipe 13 is further provided between the right side port of the first tee 122 in the left one of the drive units 12 and the left side port of the first tee 122 in the right one of the drive units 12.

The communication pipe 13 is further provided with a standby unit 14, the standby unit 14 includes a third electric control valve 141, a third tee 142, a fifth electric control valve 143 and a second liquid outlet pipe 144, a liquid inlet end of the third electric control valve 141 is connected to the communication pipe 13, a liquid outlet end of the third electric control valve 141 and a liquid inlet end of the fifth electric control valve 143 are respectively connected to a front connector and a rear connector of the third tee 142, and one end of the second liquid outlet pipe 144 is connected to a left connector of the third tee 142.

The third and fifth electronically controlled

valves

141 and 143 are each connected to the remote processing system 2.

When the remote processing system is used, an external slurry pipeline is connected to the liquid inlet end of the slurry valve 121, the slurry valve 121 and the first electronic control valve 123 are opened and the second electronic control valve 125 is closed through the remote processing system 2, slurry is output outwards through the slurry valve 121, the first tee 122, the second tee 124 and the first liquid outlet pipe 126, and if the second electronic control valve 125 is opened, slurry in the second tee 124 can be discharged outwards through the second electronic control valve 125.

If the first electronic control valves 123 in the two driving units 12 are closed simultaneously, the mud flowing out from the two first three-way joints 122 enters the communicating pipe 13, and after the third electronic control valve 141 is opened and the fifth electronic control valve 143 is closed by the remote processing system 2, the mud flows out through the third three-way joint 142 and the second liquid outlet pipe 144; if the fifth electric control valve 143 is provided, the mud in the third tee 142 can be discharged out through the fifth electric control valve 143.

The utility model has simple structure and small volume, thereby facilitating the movement and use; and the two mud valves 121, the two first electric control valves 123, the two second electric control valves 125, the third electric control valve 141 and the fifth electric control valve 143 are automatically controlled by the remote processing system 2, manual operation is not needed when the mud valves are opened or closed, the labor intensity is reduced, the working efficiency is improved, and meanwhile, the time required for switching the liquid flow direction is greatly shortened so as to effectively reduce the risk of drilling sticking in the well.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes in the embodiments and modifications thereof may be made, and equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a drilling fluid manifold, includes the main part and links to each other with the remote processing system of control main part operation with the main part, a serial communication port, the main part includes frame and two drive unit of fixing in the frame, drive unit includes mud valve, first tee bend, first automatically controlled valve, second tee bend, second automatically controlled valve and first drain pipe, the play liquid end of mud valve with the feed liquor end of first automatically controlled valve is connected respectively on two interfaces around first tee bend, the play liquid end of first automatically controlled valve with the feed liquor end of second automatically controlled valve is connected respectively on two interfaces around the second tee bend, the one end of first drain pipe is connected on the left side interface of second tee bend, mud valve, first automatically controlled valve and second automatically controlled valve all link to each other with remote processing system, in a drive unit on left side in the right side interface of first tee bend and a drive unit on right side still be equipped with the intercommunication between the left side interface of first tee bend A tube.

2. The drilling fluid manifold of claim 1, wherein the communicating pipe is further provided with a standby unit, the standby unit comprises a third electric control valve, a third tee joint, a fifth electric control valve and a second liquid outlet pipe, a liquid inlet end of the third electric control valve is connected to the communicating pipe, a liquid outlet end of the third electric control valve and a liquid inlet end of the fifth electric control valve are respectively connected to a front interface and a rear interface of the third tee joint, and one end of the second liquid outlet pipe is connected to a left interface of the third tee joint.

3. A drilling fluid manifold according to claim 2, wherein the third and fifth electrically controlled valves are each connected to a remote processing system.