CN214403539U

CN214403539U - Double-machine double-pump fracturing sledge gas circuit system

Info

Publication number: CN214403539U
Application number: CN202120381757.5U
Authority: CN
Inventors: 李建福; 王海峰; 朱祥英
Original assignee: Shandong Baorun Precision Machinery Manufacturing Co ltd
Current assignee: Shandong Baorun Precision Machinery Manufacturing Co ltd
Priority date: 2021-02-20
Filing date: 2021-02-20
Publication date: 2021-10-15
Anticipated expiration: 2031-02-20

Abstract

The utility model discloses a double-machine double-pump fracturing sledge gas circuit system, wherein a first air compressor and a second air compressor are arranged in parallel at the front end of the system, and a cooler is arranged after the rear-end pipelines of the first air compressor and the second air compressor are collected; the pipeline at the rear part of the cooler is connected with a dryer, a second gas storage tank is arranged on the pipeline at the rear end of the dryer, and a second blow-down valve and a pressure gauge are arranged on the second gas storage tank; a first ball valve is arranged on a rear pipeline of the second gas storage tank, and an oil-water separator is arranged on a rear pipeline of the first ball valve; a third one-way valve, a second ball valve and a first external interface are sequentially arranged on a pipeline at the rear end of the oil-water separator; a first three-position five-way electromagnetic valve and a second three-position five-way electromagnetic valve are connected in parallel between the oil-water separator and the third one-way valve through branch pipelines, a first gear shifting cylinder is connected to the rear portion of the first three-position five-way electromagnetic valve, and a second gear shifting cylinder is connected to the rear portion of the second three-position five-way electromagnetic valve. The gas circuit system is provided with two paths of inputs, and when any input fails, the system can still normally operate.

Description

Double-machine double-pump fracturing sledge gas circuit system

Technical Field

The utility model belongs to the technical field of oil gas exploitation equipment, concretely relates to double-engine double-pump fracturing sledge gas circuit system.

Background

The fracturing is a method for forming cracks on oil and gas layers by utilizing the hydraulic action in the oil or gas production process, and equipment required by the fracturing operation is a fracturing sledge which is also pump injection equipment. Particularly, during the construction of oil field operation, such as liquid preparation, well killing, drilling and grinding, perforation and the like, pumping equipment of the oil field is needed, the pumping equipment used in different operation types is different, some construction operations require that the pumping equipment has high reliability, and the operation process is not allowed to be stopped midway. Some construction processes require high pressure and large displacement of pumping equipment.

The gas circuit of the existing oil field pumping equipment is usually input by a single gas circuit and output by a multi-way valve, so that the mode lacks backup, and once the damage occurs, the whole gas circuit system is shut down, so that the shut down of the whole pumping equipment is caused, and the operation efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a double-engine double-pump fracturing sledge gas circuit system, the shortcoming of above prior art can be solved in the use of this equipment, provides the gas circuit system that two tunnel inputs and have reserve gas circuit.

In order to achieve the above object, the utility model provides a following technical scheme: a double-machine double-pump fracturing sledge gas circuit system is characterized in that a first air compressor and a second air compressor are arranged at the front end of the gas circuit system in parallel, and a cooler is installed after rear-end pipelines of the first air compressor and the second air compressor are converged; the pipeline at the rear part of the cooler is connected with a dryer, a second gas storage tank is arranged on the pipeline at the rear end of the dryer, and a second blow-down valve and a pressure gauge are arranged on the second gas storage tank; a first ball valve is mounted on a rear pipeline of the second gas storage tank, and an oil-water separator is mounted on a rear pipeline of the first ball valve; a third one-way valve, a second ball valve and a first external interface are sequentially arranged on a pipeline at the rear end of the oil-water separator; a first three-position five-way electromagnetic valve and a second three-position five-way electromagnetic valve are connected in parallel between the oil-water separator and the third one-way valve through branch pipelines, a first gear shifting cylinder is connected to the rear portion of the first three-position five-way electromagnetic valve, and a second gear shifting cylinder is connected to the rear portion of the second three-position five-way electromagnetic valve.

Preferably, a first check valve and a second check valve are respectively installed on parallel pipelines between the first air compressor and the cooler and between the second air compressor and the cooler.

Preferably, the rear part of the dryer is separately provided with a pipeline, the pipeline is provided with a first air storage tank, and the first air storage tank is provided with a first blow-down valve.

Preferably, a safety valve is installed on the second air tank.

Preferably, a fourth check valve arranged in parallel with the third check valve is arranged on a pipeline at the rear end of the oil-water separator, and a third ball valve and a second external connector are arranged on a pipeline at the rear part of the fourth check valve.

Preferably, a first silencer is installed at the rear end of the first three-position five-way electromagnetic valve, and a third silencer is installed at the rear end of the second three-position five-way electromagnetic valve.

Preferably, a second silencer is installed at the rear end of the first three-position five-way electromagnetic valve in parallel with the first silencer, and a fourth silencer is installed at the rear end of the second three-position five-way electromagnetic valve in parallel with the third silencer.

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

1. the device is provided with two paths of inputs, and when any engine works or two engines work simultaneously, the normal operation of the gas path system can be ensured;

2. the dryer is connected with an auxiliary gas storage tank, and when the dryer exhausts, gas in the auxiliary gas storage tank is reversely blown into the dryer to remove internal moisture;

3. the system is provided with two external interfaces which can blow and remove water for the suction manifolds of the two plunger pumps;

4. the three-position five-way electromagnetic valve is connected with a silencer, and noise and vibration of the system can be reduced.

Other features of the present disclosure and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present disclosure or technical solutions in related arts, the drawings used in the description of the embodiments or related arts will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present disclosure, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is an overall view of the gas circuit system of the present invention;

in the figure: 1. the air conditioner comprises a first air compressor, a second air compressor, a first one-way valve, a second one-way valve, a cooler, a dryer, a first air storage tank, a second air storage tank, a first blowdown valve, a second blowdown valve, a first check valve, a second check valve, a cooler, a second check valve, a dryer, a second air storage tank, a dryer, a second air storage tank, a third air storage tank, a second air storage tank, a dryer, a third air storage tank, a fourth check valve, a first gear shifting cylinder, a second gear shifting cylinder, a fourth gear shifting cylinder, a third gear shifting cylinder, a fourth gear, a third gear, a fifth gear, a third gear, a fifth gear, a third.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in 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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1, the present invention provides a technical solution: a double-machine double-pump fracturing sledge gas circuit system is characterized in that a first air compressor 1 and a second air compressor 2 are arranged at the front end of the gas circuit system in parallel, and a cooler 5 is installed after rear-end pipelines of the first air compressor and the second air compressor are converged; a pipeline at the rear part of the cooler is connected with a dryer 6, a second gas storage tank 8 is arranged on the pipeline at the rear end of the dryer, and a second blow-off valve 10 and a pressure gauge 12 are arranged on the second gas storage tank; a first ball valve 11 is arranged on a pipeline at the rear part of the second gas storage tank 8, and an oil-water separator 14 is arranged on a pipeline at the rear part of the first ball valve; a third one-way valve 17, a second ball valve 15 and a first external interface 27 are sequentially arranged on a pipeline at the rear end of the oil-water separator; a first three-position five-way electromagnetic valve 25 and a second three-position five-way electromagnetic valve 26 are connected in parallel between the oil-water separator 14 and the third one-way valve 17 through branch pipelines, a first gear shifting cylinder 19 is connected to the rear portion of the first three-position five-way electromagnetic valve, and a second gear shifting cylinder 20 is connected to the rear portion of the second three-position five-way electromagnetic valve.

First check valve 3 and second check valve 4 are respectively installed on the parallel pipelines between first air compressor 1 and second air compressor 2 and cooler 5. The rear part of the dryer 6 is separately provided with a pipeline, a first gas storage tank 7 is arranged on the pipeline, and a first sewage discharge valve 9 is arranged on the first gas storage tank. The second air tank 8 is provided with a safety valve 13. A fourth check valve 18 arranged in parallel with the third check valve 17 is arranged on a pipeline at the rear end of the oil-water separator 14, and a third ball valve 16 and a second external connector 28 are arranged on a pipeline at the rear part of the fourth check valve. The first silencer 21 is installed at the rear end of the first three-position five-way electromagnetic valve 25, and the third silencer 23 is installed at the rear end of the second three-position five-way electromagnetic valve 26. The second muffler 22 is installed at the rear end of the first three-position five-way electromagnetic valve 25 in parallel with the first muffler 21, and the fourth muffler 24 is installed at the rear end of the second three-position five-way electromagnetic valve 26 in parallel with the third muffler 23.

An air path system for pumping equipment of an oil field comprises an air compressor, a check valve, a cooler, a dryer, an air storage tank, an oil-water separator, a ball valve, a silencer, a three-position five-way electromagnetic valve and a cylinder, wherein the air compressor comprises a first air compressor 1 and a second air compressor 2 which are arranged in parallel, the rear end of the first air compressor 1 is connected with a first check valve 3, the rear end of the second air compressor 2 is connected with a second check valve 4, the first check valve 3 and the second check valve 4 are connected to the cooler 5 in a combining way through a pipeline, the cooler 5 is connected to the dryer 6, the dryer 6 is respectively connected to a first air storage tank 7 and a second air storage tank 8, the dryer 6 is provided with a pressure relief port, the first air storage tank 7 is connected with a first blowdown valve 9, the second air storage tank 8 is provided with a second blowdown valve 10, a pressure gauge 12 and a safety valve 13, the second air storage tank 8 is connected with the oil-water separator 14 through a pipeline, the pipeline is provided with a first ball valve 11, the oil-water separator 14 is respectively connected to a first three-position five-way electromagnetic valve 25, a second three-position five-way electromagnetic valve 26, a first external interface 27 and a second external interface 28, a third one-way valve 17 and a second ball valve 15 are arranged between the first external interface 27 and the oil-water separator 14, a fourth one-way valve 18 and a third ball valve 16 are arranged between the second external interface 28 and the oil-water separator 14, the first three-position five-way electromagnetic valve 25 is connected with a first gear shifting cylinder 19, a first silencer 21 and a second silencer 22, and the second three-position five-way electromagnetic valve 26 is connected with a second gear shifting cylinder 20, a third silencer 23 and a fourth silencer 24.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a double-engine double-pump fracturing sledge gas circuit system which characterized in that: a first air compressor (1) and a second air compressor (2) are arranged at the front end of the air path system in parallel, and a cooler (5) is installed after the rear end pipelines of the first air compressor and the second air compressor are converged; a pipeline at the rear part of the cooler is connected with a dryer (6), a second air storage tank (8) is arranged on the pipeline at the rear end of the dryer, and a second blow-off valve (10) and a pressure gauge (12) are arranged on the second air storage tank; a first ball valve (11) is mounted on a pipeline at the rear part of the second gas storage tank (8), and an oil-water separator (14) is mounted on a pipeline at the rear part of the first ball valve; a third one-way valve (17), a second ball valve (15) and a first external interface (27) are sequentially arranged on a pipeline at the rear end of the oil-water separator; a first three-position five-way electromagnetic valve (25) and a second three-position five-way electromagnetic valve (26) are connected in parallel between the oil-water separator (14) and the third one-way valve (17) through branch pipelines, the rear portion of the first three-position five-way electromagnetic valve is connected with a first gear shifting cylinder (19), and the rear portion of the second three-position five-way electromagnetic valve is connected with a second gear shifting cylinder (20).

2. The dual-machine dual-pump fracturing skid gas circuit system of claim 1, wherein: and a first check valve (3) and a second check valve (4) are respectively installed on parallel pipelines between the first air compressor (1) and the cooler (5) and between the second air compressor (2) and the cooler (5).

3. The dual-machine dual-pump fracturing skid gas circuit system of claim 1, wherein: the dryer is characterized in that a pipeline is separately arranged at the rear part of the dryer (6), a first gas storage tank (7) is mounted on the pipeline, and a first blow-off valve (9) is mounted on the first gas storage tank.

4. The dual-machine dual-pump fracturing skid gas circuit system of claim 1, wherein: and a safety valve (13) is arranged on the second air storage tank (8).

5. The dual-machine dual-pump fracturing skid gas circuit system of claim 1, wherein: a fourth one-way valve (18) which is arranged in parallel with the third one-way valve (17) is arranged on a pipeline at the rear end of the oil-water separator (14), and a third ball valve (16) and a second external interface (28) are arranged on a pipeline at the rear part of the fourth one-way valve.

6. The dual-machine dual-pump fracturing skid gas circuit system of claim 1, wherein: a first silencer (21) is installed at the rear end of the first three-position five-way electromagnetic valve (25), and a third silencer (23) is installed at the rear end of the second three-position five-way electromagnetic valve (26).

7. The dual-machine dual-pump fracturing skid gas circuit system of claim 1 or 6, wherein: and a second silencer (22) is arranged at the rear end of the first three-position five-way electromagnetic valve (25) in parallel with the first silencer (21), and a fourth silencer (24) is arranged at the rear end of the second three-position five-way electromagnetic valve (26) in parallel with the third silencer (23).