CN210560298U

CN210560298U - Combined coal bed gas purification system

Info

Publication number: CN210560298U
Application number: CN201921157299.6U
Authority: CN
Inventors: 董卫峰
Original assignee: Shanxi Qinshui New Austrian Cleaning Energy Co Ltd
Current assignee: Shanxi Qinshui New Austrian Cleaning Energy Co Ltd
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-05-19
Anticipated expiration: 2029-07-23

Abstract

The utility model discloses a modular coal bed gas clean system, including shell, ultrafiltration membrane equipment, molecular sieve and leakage fluid dram, the shell inboard is equipped with ultrafiltration membrane equipment, ultrafiltration membrane equipment left side is equipped with the molecular sieve, the molecular sieve is through pipe connection in ultrafiltration membrane equipment, ultrafiltration membrane equipment right side is equipped with the refrigerator, the shell right side is equipped with the leakage fluid dram, the leakage fluid dram outside is equipped with the fastener, the fastener is through pasting connecting in the leakage fluid dram. The in-process that clean system was using, the molecular sieve will be adulterated a small amount of water and carbon dioxide in the coal bed gas and carry out filtration treatment, thereby improved coal bed gas purity, thereby guaranteed coal bed gas's quality, made things convenient for people's use, after changing coal bed gas into liquid, collect through the fluid-discharge tube, the fluid-discharge tube is tightly connected with the external pipe through the fastener, has avoided the emergence of coal bed gas leakage phenomenon, has reduced the probability that the incident takes place, is fit for using widely.

Description

Combined coal bed gas purification system

Technical Field

The utility model relates to a coal bed gas technical field specifically is a modular coal bed gas clean system.

Background

The coal bed gas is hydrocarbon gas which is stored in a coal bed, takes methane as a main component, is adsorbed on the surface of coal matrix particles as a main component, is partially dissociated in coal pores or dissolved in coal bed water, is an associated mineral resource of coal, belongs to unconventional natural gas, and is a clean and high-quality energy and chemical raw material which is grown internationally in nearly twenty years. The heat value is 2-5 times of that of general coal, the heat value of 1 cubic meter of pure coal bed gas is equivalent to 1.13kg of gasoline and 1.21kg of standard coal, the heat value of the coal bed gas is equivalent to that of natural gas, the coal bed gas can be mixed with the natural gas for transportation and use, the coal bed gas is clean after combustion, almost no waste gas is generated, and the coal bed gas is a superior industrial, chemical, power generation and resident life fuel. When the air concentration of the coal bed gas reaches 5% -16%, the coal bed gas can explode when exposed to fire, which is the root cause of coal mine gas explosion accidents. The coal bed gas is directly discharged into the atmosphere, the greenhouse effect of the coal bed gas is about 21 times of that of carbon dioxide, and the coal bed gas is extremely destructive to the ecological environment. If coal bed gas is mined before coal mining, the gas explosion rate of the coal mine is reduced by 70 to 85 percent. The development and utilization of the coal bed gas have the effects of achieving multiple purposes: clean energy and great economic benefit can be generated in commercialization. Is a strategic resource of the country.

The existing coal bed gas purification system has the use defects that a small amount of water and carbon dioxide are doped in the coal bed gas in the using process of the purification system, so that the purity of the coal bed gas is lowered, the quality of the coal bed gas is influenced, the use of people is inconvenient, the coal bed gas is converted into liquid and then collected through the liquid discharge pipe, the tightness between the liquid discharge pipe and the external pipe cannot be enhanced, the coal bed gas is leaked, the probability of safety accidents is increased, and the purification system is not suitable for popularization and use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a modular coal bed gas clean system has solved current clean system and is carrying out the in-process that uses, a small amount of water and carbon dioxide are being adulterated in the coal bed gas, thereby coal bed gas purity will be hanged down, thereby the quality of coal bed gas has been influenced, inconvenient people's use, after changing the coal bed gas into liquid, collect through the fluid-discharge tube, can't strengthen the seal of fluid-discharge tube and external pipe, cause the coal bed gas to take place to leak, the probability that the incident takes place has been increaseed, unsuitable problem of using widely.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a modular coal bed gas clean system, includes shell, ultrafiltration membrane equipment, molecular sieve, refrigerator and leakage fluid dram, the shell inboard is equipped with ultrafiltration membrane equipment, ultrafiltration membrane equipment left side is equipped with the molecular sieve, the molecular sieve is through pipe connection in ultrafiltration membrane equipment, install the booster pump on the pipe, ultrafiltration membrane equipment right side is equipped with the refrigerator, be equipped with the pipe between refrigerator and the ultrafiltration membrane equipment, the shell right side is equipped with the leakage fluid dram, the leakage fluid dram outside is equipped with the fastener, the fastener is connected in the leakage fluid dram through pasting, be equipped with the pipe between leakage fluid dram and the refrigerator, the shell left side is equipped with the air inlet.

Preferably, a dust filter is arranged on the left side of the molecular sieve, and the dust filter is connected to the molecular sieve through a conduit.

Preferably, the air inlet is provided with a one-way valve, and the one-way valve is connected to the air inlet through threads.

Preferably, the lower side of the shell is provided with support legs, a telescopic device is arranged between the support legs and the shell, and a base is arranged between the support legs.

Preferably, a bracket is arranged between the conduit and the shell, and the bracket is fixedly connected with the shell through welding.

Advantageous effects

The utility model provides a modular coal bed gas clean system. The method has the following beneficial effects:

(1) this modular coal bed gas clean system through set up the molecular sieve in the shell inboard, clean system is carrying out the in-process that uses, and the molecular sieve will be adulterated a small amount of water and carbon dioxide in the coal bed gas and carry out filtration treatment to improved coal bed gas purity, thereby guaranteed coal bed gas's quality, made things convenient for people's use.

(2) This modular coal bed gas clean system through set up the fastener in the leakage fluid dram outside, changes the coal bed gas into liquid after, collects through the fluid-discharge tube, and the fluid-discharge tube tightly is connected with external pipe through the fastener, has avoided the emergence of coal bed gas leakage phenomenon, has reduced the probability that the incident takes place, is fit for using widely.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

fig. 2 is a schematic structural view of the liquid discharge port of the present invention.

In the figure, a shell-1, support legs-2, an ultrafiltration membrane device-3, a molecular sieve-4, a dust filter-5, an air inlet-6, a one-way valve-7, a booster pump-8, a refrigerator-9, a conduit-10, a liquid discharge port-11, a telescopic device-12, a base-13, a fastener-14 and a bracket-15.

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. 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.

Referring to fig. 1-2, an embodiment of the present invention provides a technical solution: the utility model provides a modular coal bed gas clean system, includes shell 1, ultrafiltration membrane equipment 3, molecular sieve 4, refrigerator 9 and leakage fluid dram 11, 1 inboard of shell is equipped with ultrafiltration membrane equipment 3, ultrafiltration membrane equipment 3 left side is equipped with molecular sieve 4, molecular sieve 4 is connected in ultrafiltration membrane equipment 3 through pipe 10, install booster pump 8 on the pipe 10, ultrafiltration membrane equipment 3 right side is equipped with refrigerator 9, be equipped with pipe 10 between refrigerator 9 and the ultrafiltration membrane equipment 3, 1 right side of shell is equipped with leakage fluid dram 11, the 11 outside of leakage fluid dram is equipped with fastener 14, fastener 14 is connected in leakage fluid dram 11 through pasting, be equipped with pipe 10 between leakage fluid dram 11 and the refrigerator 9, 1 left side of shell is equipped with air inlet 6.

Referring to fig. 1, a dust filter 5 is disposed on the left side of the molecular sieve 4, the dust filter 5 is connected to the molecular sieve 4 through a conduit 10, and the dust filter 5 is disposed to filter dust in coal bed gas.

Referring to fig. 1, a check valve 7 is disposed on the air inlet 6, the check valve 7 is connected to the air inlet 6 through a thread, and the check valve 7 is convenient for regulating and controlling the air inlet 6.

Referring to fig. 1, the lower side of the housing 1 is provided with a supporting leg 2, an expansion device 12 is arranged between the supporting leg 2 and the housing 1, a base 13 is arranged between the supporting legs 2, and the expansion device 12 is arranged to facilitate the height adjustment of the housing 1.

Referring to fig. 1, a bracket 15 is disposed between the catheter 10 and the housing 1, the bracket 15 is fixedly connected to the housing 1 by welding, and the bracket 15 is disposed to facilitate fixing of the catheter 10.

The working principle is as follows: injecting coal bed gas into the inner side of the conduit 10 through the gas inlet 6, wherein the coal bed gas enters the dust filter 5 through the conduit 10, the dust filter 5 filters dust in the coal bed gas, the coal bed gas enters the molecular sieve 4 through the conduit 10, the molecular sieve 4 filters the coal bed gas doped with a small amount of water and carbon dioxide, thereby the coal bed gas purity has been improved, thereby the quality of coal bed gas has been guaranteed, make things convenient for people's use, coal bed gas enters into 3 inboards of ultrafiltration membrane equipment through pipe 10 and purifies, coal bed gas after the purification is turned into liquid through refrigerator 9, turn into liquid and obtain coal bed gas and discharge through leakage fluid dram 11, the leakage fluid dram 11 outside is equipped with fastener 14, leakage fluid dram 11 tightly is connected with the outer takeover through fastener 14, the emergence of coal bed gas leakage phenomenon has been avoided, the probability that the incident takes place has been reduced, and is suitable for being generalized to use.

The utility model discloses a shell 1, stabilizer blade 2, ultrafiltration membrane equipment 3, molecular sieve 4, dust filter 5, air inlet 6, check valve 7, booster pump 8, refrigerator 9, pipe 10, leakage fluid dram 11, telescoping device 12, base 13, fastener 14, support 15, the part is the component that general standard spare or technical staff in the field know, its structure and principle all can be known or can be known through conventional experimental method through the technical manual for this technical staff, the problem that the utility model solves is that the purification system is in the in-process of using, is adulterating a small amount of water and carbon dioxide in the coal bed gas, thereby will reduce the coal bed gas purity, thereby influenced the quality of coal bed gas, inconvenient people's use, after changing coal bed gas into liquid, collect through the fluid-discharge tube, can't strengthen the leakproofness of fluid-discharge tube and external tapping, cause the coal bed gas to leak, the probability that the incident takes place has been increaseed, unsuitable using widely, the utility model discloses a mutual combination of above-mentioned parts, through setting up the molecular sieve in the shell inboard, clean system is at the in-process that uses, the molecular sieve will be adulterated a small amount of water and carbon dioxide in the coal bed gas and carry out filtration treatment, thereby the coal bed gas purity has been improved, thereby the quality of coal bed gas has been guaranteed, make things convenient for people's use, through setting up the fastener in the leakage fluid dram outside, with the coal bed gas conversion for liquid after, collect through the fluid-discharge tube, the fluid-discharge tube tightly is connected with the external pipe through the fastener, the emergence of coal bed gas leakage phenomenon has been avoided, the probability that the incident takes place has been reduced.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a modular coal bed gas clean system which characterized in that: comprises a shell (1), ultrafiltration membrane equipment (3), a molecular sieve (4), a refrigerator (9) and a liquid discharge port (11), the inner side of the shell (1) is provided with the ultrafiltration membrane equipment (3), the left side of the ultrafiltration membrane equipment (3) is provided with the molecular sieve (4), the molecular sieve (4) is connected with the ultrafiltration membrane equipment (3) through a conduit (10), the conduit (10) is provided with a booster pump (8), the right side of the ultrafiltration membrane equipment (3) is provided with the refrigerator (9), the conduit (10) is arranged between the refrigerator (9) and the ultrafiltration membrane equipment (3), the right side of the shell (1) is provided with the liquid discharge port (11), the outer side of the liquid discharge port (11) is provided with a fastener (14), the fastener (14) is connected with the liquid discharge port (11) through pasting, the conduit (10) is arranged between the liquid discharge port (11) and the refrigerator, an air inlet (6) is arranged on the left side of the shell (1).

2. The combined coal bed gas purification system of claim 1, wherein: and a dust filter (5) is arranged on the left side of the molecular sieve (4), and the dust filter (5) is connected to the molecular sieve (4) through a conduit (10).

3. The combined coal bed gas purification system of claim 1, wherein: be equipped with check valve (7) on air inlet (6), check valve (7) are through threaded connection in air inlet (6).

4. The combined coal bed gas purification system of claim 1, wherein: the supporting foot type telescopic device is characterized in that supporting feet (2) are arranged on the lower side of the shell (1), a telescopic device (12) is arranged between the supporting feet (2) and the shell (1), and a base (13) is arranged between the supporting feet (2).

5. The combined coal bed gas purification system of claim 1, wherein: a support (15) is arranged between the guide pipe (10) and the shell (1), and the support (15) is fixedly connected with the shell (1) through welding.