CN211500605U

CN211500605U - Coal bed gas yield increasing device

Info

Publication number: CN211500605U
Application number: CN201922466616.9U
Authority: CN
Inventors: 里群
Original assignee: Gu'an Guokan Petroleum Technology Co ltd
Current assignee: Gu'an Guokan Petroleum Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-15
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a coal bed gas yield-increasing device, including beam-pumping unit, water pump, air pump, sleeve pipe, oil pole and coal bed gas collection device, still include heating device, heating device connects the water pump, last device main part, water pipe, the heating pipe of being equipped with of heating device, the heating pipe is located in the device main part, the water pipe winding is in the outside surface of heating pipe, heating device passes through the water pipe intercommunication the water pump. This application device improves the analytic volume of coal bed gas through heating power yield increase technique, reaches the purpose of increase production, through directly adding the water of high-calorie to the oil well in, has realized the exploitation of oil promptly, has also realized the analytic of coal bed gas.

Description

Coal bed gas yield increasing device

Technical Field

The utility model relates to a coal bed gas is yield increase technical field in the pit, concretely relates to coal bed gas yield increase device.

Background

The coal bed gas refers to unconventional natural gas existing in a coal bed, takes methane as a main component, comprises several forms of adsorbed gas, free gas and dissolved gas, and belongs to associated mineral resources of coal. The coal bed gas mainly takes the adsorbed gas as a main existing form, and in order to reduce the occurrence of dangers in the mining process and increase the development amount of the coal bed gas, the yield of the coal bed gas is increased mainly by increasing the analytic amount of the adsorbed gas. At present, the most used method is to improve the analysis amount of the coal bed gas through water injection and gas injection.

Disclosure of Invention

In view of the above-mentioned deficiencies or inadequacies in the prior art, it would be desirable to provide a coal bed methane stimulation tool.

According to the technical scheme provided by the embodiment of the application, the coal bed gas yield increasing device comprises a pumping unit, a water pump, an air pump, a sleeve, an oil pipe, an oil rod and a coal bed gas collecting device, wherein the oil pipe is arranged in the sleeve, the oil rod is arranged in the oil pipe, the pumping unit is connected to the upper end of the oil rod, a rod-shaped oil pump is arranged at the lower end of the oil rod, the water pump is communicated with the sleeve, the air pump is communicated with the sleeve, the coal bed gas collecting device is communicated with the sleeve, the heating device is connected with the water pump,

the heating device is provided with a device main body, a water pipe and a heating pipe, the device main body is in a hollow cuboid shape, the heating pipe is located in the device main body, the heating pipe is in a vertically placed S shape, the quantity of the heating pipe is one, one the heating pipe is bent into a plurality of S shape, the upper end face of the heating pipe is fixed on the upper end face in the device main body, the lower end face of the heating pipe is fixed on the lower end face in the device main body, the quantity of the water pipe is one, one the water pipe is wound on the outer side surface of the heating pipe, the left end face of the water pipe penetrates through the lower end part of the left end face of the device main body, the right end face of the water pipe penetrates through the upper end part of the right end face of the device main body, and the heating device is communicated.

The utility model discloses in, be equipped with control panel on the heating device.

In the utility model, the coal bed gas collecting device is provided with a gas-dust separating device.

The utility model discloses in, the heating pipe is connected the power, the water source is connected to the one end of water pipe, the other end of water pipe is connected the water pump.

The utility model discloses in, the bushing inserts the coal seam, sheathed tube lower extreme position is equipped with the air vent.

The utility model discloses in, the water pump the air pump coal bed gas collection device passes through the four-way valve intercommunication the sleeve pipe.

To sum up, the beneficial effect of this application: this application device improves the analytic volume of coal bed gas through heating power yield increase technique, reaches the purpose of increase production, through directly adding the water of high-calorie to the oil well in, has realized the exploitation of oil promptly, has also realized the analytic of coal bed gas.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

FIG. 1 is a schematic view of the connection of the whole device of the apparatus of the present application;

FIG. 2 is a schematic perspective view of a heating device of the present application;

fig. 3 is a schematic sectional structure view of the heating device of the present application.

Reference numbers in the figures: a pumping unit-1; a water pump-2; an air pump-3; a sleeve-4; an oil pipe-5; -6 of a sucker rod; a coal bed gas collecting device-7; a heating device-8; device body-8.1; water pipe-8.2; heating tube-8.3.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

As shown in fig. 1, a coal bed gas yield-increasing device, including beam-pumping unit 1, water pump 2, air pump 3, sleeve pipe 4, oil pipe 5, oil pole 6 and coal bed gas collection device 7, set up in the sleeve pipe 4 oil pipe 5, set up in the oil pipe 5 oil pole 6, the upper end of oil pole 6 is connected beam-pumping unit 1, the lower extreme of oil pole 6 is equipped with shaft-like oil pump, water pump 2 intercommunication sleeve pipe 4, air pump 3 intercommunication sleeve pipe 4, coal bed gas collection device 7 intercommunication sleeve pipe 4 still includes heating device 8, heating device 8 connects water pump 2, be equipped with gas-dust separator on the coal bed gas collection device 7. The casing 4 is inserted into the coal seam, and the lower end part of the casing 4 is provided with a vent hole. The water pump 2, the air pump 3 and the coal bed gas collecting device 7 are communicated with the sleeve 4 through a four-way valve.

As shown in fig. 2 and 3, a device main body 8.1, water pipes 8.2, and heating pipes 8.3 are disposed on the heating device 8, the device main body 8.1 is a cuboid with a hollow interior, the heating pipes 8.3 are disposed in the device main body 8.1, the heating pipes 8.3 are vertically disposed in an S shape, the number of the heating pipes 8.3 is one, one heating pipe 8.3 is bent into a plurality of S shapes, the upper end surface of the heating pipe 8.3 is fixed on the upper end surface of the device main body 8.1, the lower end surface of the heating pipe 8.3 is fixed on the lower end surface of the device main body 8.1, the number of the water pipes 8.2 is one, one water pipe 8.2 is wound on the outer side surface of the heating pipe 8.3, the left end surface of the water pipe 8.2 passes through the lower end portion of the left end surface of the device main body 8.1, the right end surface of the water pipe 8.2 passes through the upper end portion of the right end surface of the, the heating device 8 is communicated with the water pump 2 through the water pipe 8.2. And a control panel is arranged on the heating device 8. The heating pipe 8.3 is connected with a power supply, one end of the water pipe 8.2 is connected with a water source, and the other end of the water pipe 8.2 is connected with the water pump 2.

Example 1: the pumping unit 1, the water pump 2, the air pump 3, the sleeve 4, the oil pipe 5, the oil rod 6 and the coal bed gas collecting device 7 are connected by the prior art. The water pump 2, the air pump 3 and the coal bed gas collecting device 7 are communicated with the sleeve 4 through a four-way valve.

Example 2: when needs make the coal bed gas analytic, can pass through water pump 2 pours into high-temperature water into to the coal seam into, does benefit to the coal bed gas analytic in the oil well, also can pass through gas pump 3 pours into nitrogen gas, carbon dioxide gas into to the coal seam into, is favorable to the analytic of coal bed gas, also can pour into high-temperature water and high-pressure gas into to the coal seam simultaneously, does benefit to the analytic of coal bed gas. Then pumping gas in the oil well through the coal bed gas collecting device 7 and collecting the gas.

The device combines high-temperature fluid and high-pressure gas, is more favorable for analyzing the coal bed gas, and achieves the purpose of increasing the yield of the coal bed gas.

The foregoing description is only exemplary of the preferred embodiments of the application and is provided for the purpose of illustrating the general principles of the technology and the like. Meanwhile, the scope of the invention according to the present application is not limited to the technical solutions in which the above-described technical features are combined in a specific manner, and also covers other technical solutions in which the above-described technical features or their equivalent are combined arbitrarily without departing from the inventive concept described above. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims

1. The utility model provides a coal bed gas yield-increasing device, includes beam-pumping unit (1), water pump (2), air pump (3), sleeve pipe (4), oil pipe (5), oil pole (6) and coal bed gas collection device (7), set up in sleeve pipe (4) oil pipe (5), set up in oil pipe (5) oil pole (6), the upper end of oil pole (6) is connected beam-pumping unit (1), the lower extreme of oil pole (6) is equipped with shaft-like oil pump, water pump (2) intercommunication sleeve pipe (4), air pump (3) intercommunication sleeve pipe (4), coal bed gas collection device (7) intercommunication sleeve pipe (4), characterized by: also comprises a heating device (8), the heating device (8) is connected with the water pump (2),

the heating device (8) is provided with a device main body (8.1), a water pipe (8.2) and a heating pipe (8.3), the device main body (8.1) is in a hollow cuboid shape, the heating pipe (8.3) is positioned in the device main body (8.1), the heating pipe (8.3) is in an S shape which is vertically placed, the number of the heating pipe (8.3) is one, one heating pipe (8.3) is bent into a plurality of S shapes, the upper end surface of the heating pipe (8.3) is fixed on the upper end surface in the device main body (8.1), the lower end surface of the heating pipe (8.3) is fixed on the lower end surface in the device main body (8.1), the number of the water pipe (8.2) is one, one water pipe (8.2) is wound on the outer side surface of the heating pipe (8.3), and the left end surface of the water pipe (8.2) passes through the lower end position of the left end surface of the device main body (8.1), the right end face of the water pipe (8.2) penetrates through the upper end part of the right end face of the device main body (8.1), and the heating device (8) is communicated with the water pump (2) through the water pipe (8.2).

2. A coal bed methane stimulation tool as claimed in claim 1, wherein: and a control panel is arranged on the heating device (8).

3. A coal bed methane stimulation tool as claimed in claim 1, wherein: and a gas-dust separation device is arranged on the coal bed gas collection device (7).

4. A coal bed methane stimulation tool as claimed in claim 1, wherein: the heating pipe (8.3) is connected with a power supply, one end of the water pipe (8.2) is connected with a water source, and the other end of the water pipe (8.2) is connected with the water pump (2).

5. A coal bed methane stimulation tool as claimed in claim 1, wherein: the sleeve (4) is inserted into the coal seam, and the lower end part of the sleeve (4) is provided with a vent hole.

6. A coal bed methane stimulation tool as claimed in claim 1, wherein: the water pump (2), the air pump (3) and the coal bed gas collecting device (7) are communicated with the sleeve (4) through a four-way valve.