CN214612338U

CN214612338U - Marsh gas purifier for marsh gas power generation

Info

Publication number: CN214612338U
Application number: CN202120322261.0U
Authority: CN
Inventors: 甘海南; 段明秀; 唐宇彤; 张广兰; 顾业明; 张彦凯; 刘前前
Original assignee: Zhengzhou New Crown Energy Development Co ltd
Current assignee: Zhengzhou New Crown Energy Development Co ltd
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-11-05
Anticipated expiration: 2031-02-03

Abstract

The utility model relates to a marsh gas purifier for marsh gas power generation, which comprises a tank body, two tank bodies are provided, adsorption devices are arranged in the two tank bodies, molecular sieves are arranged in the adsorption devices, the adsorption devices divide the tank bodies into filter chambers which are independent from top to bottom, replacement ports for the inlet and outlet of the adsorption devices are arranged on the side wall of the tank body, a track wheel is arranged at the bottom of the adsorption devices, a first track is arranged at the bottom of the track wheel, the first track is arranged on the tank body along the inlet and outlet direction of the adsorption devices, an air inlet pipe is arranged below the adsorption devices, the air inlet pipe comprises an air inlet positioned at the outer side of the tank body and air outlets respectively positioned in the two tank bodies, one-way valves are arranged in the two air outlets, an air outlet is arranged at the top of the tank body, the air outlet is communicated with an exhaust pipe, and a drying box for drying marsh gas is arranged on the exhaust pipe; the utility model relates to a marsh gas purifier for marsh gas power generation has the advantage of changing that the molecular sieve is efficient, purification efficiency is high, save occupation space.

Description

Marsh gas purifier for marsh gas power generation

Technical Field

The utility model relates to a marsh gas purifies technical field, especially relates to a marsh gas purifier for biogas power generation.

Background

After the methane comes out from the methane tank, the methane contains more impurities such as hydrogen sulfide, carbon dioxide and the like, and the methane has great harm to a methane generating set in the process of power generation, so that the power generation power is reduced, the service life of the generating set is influenced, and therefore the methane needs to be subjected to desulfurization, dehydration and purification treatment. The adsorption method is a commonly used method for removing impurities at present, but because the adsorbed impurities are attached to the surface of the molecular sieve, the molecular sieve must be regenerated or replaced when the adsorbed impurities are accumulated to a certain degree, so that the adsorption activity can be maintained. The molecular sieve replacement of the existing purifying equipment needs disassembling the equipment, is troublesome to operate and influences the normal use of the equipment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome not enough among the prior art, provide a marsh gas purifier for marsh gas power generation for solve present marsh gas clarification plant and change the trouble problem that leads to the purification efficiency low of molecular sieve.

The utility model discloses a realize through following technical scheme: a biogas purification device for biogas power generation comprises two tank bodies, wherein the two tank bodies are respectively provided with an adsorption device, the adsorption device is internally provided with a molecular sieve, the adsorption device divides the tank body into a filtering chamber which is independent from the upper part to the lower part, the side wall of the tank body is provided with a replacement port for the inlet and the outlet of the adsorption device, the bottom of the adsorption device is provided with a track wheel, the bottom of the track wheel is provided with a first track which is arranged on the tank body along the in-and-out direction of the adsorption device, an air inlet pipe is arranged below the adsorption device, the air inlet pipe comprises an air inlet positioned at the outer side of the tank body and air outlets respectively positioned in the two tank bodies, one-way valves are arranged in the two air outlets, the methane tank is characterized in that an exhaust port is formed in the top of the tank body and communicated with an exhaust pipe, and a drying box used for drying methane is arranged on the exhaust pipe.

Further, the adsorption device has at least two.

Further, the section of the tank body is rectangular, and the replacing opening is formed in one side face of the tank body.

Further, first track extends to the external side of jar from changing mouthful, the extension end of first track is rotated and is connected with the second track.

Further, the contact surface of the joint of the first track and the second track is an arc surface, a rotating shaft is arranged at the circle center of the arc surface, rotating shaft seats are respectively arranged on the tank body and the second track, and the second track is arranged on the tank body through the cooperation of the rotating shaft seats and the rotating shaft.

Furthermore, one end of the cambered surface is provided with a limiting boss, and the limiting boss is closed when the first track and the second track are in butt joint.

Furthermore, a sealing gasket is arranged between the adsorption device and the replacement port.

The beneficial effects of the utility model reside in that: the utility model relates to a marsh gas purifier for marsh gas power generation offers the change mouth that is used for the adsorption equipment business turn over on the lateral wall through setting up the jar body, the rail wheel is installed to the adsorption equipment bottom, the rail wheel bottom is equipped with first track, first track is installed on the jar body along the direction of adsorption equipment business turn over, when the internal molecular sieve of one of them jar needs to be changed, close the internal check valve of this jar, pull out adsorption equipment from changing the mouth through first track, change, it is simple swift, do not influence the purification operation of another jar of body simultaneously, reduce the shut down condition because of changing the operation and causing, thereby improve marsh gas's purification efficiency.

Drawings

FIG. 1 is a schematic view of the entire structure of embodiment 1;

fig. 2 is a partial structure diagram of a second track in embodiment 1.

Wherein: 1. a tank body; 2. an adsorption device; 3. an air inlet pipe; 4. a first track; 5. a rail wheel; 6. a second track; 7. an exhaust pipe; 8. and (7) a drying box.

Detailed Description

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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.

Example 1

As shown in fig. 1-2, a biogas purification device for biogas power generation comprises two tank bodies 1, wherein the two tank bodies 1 can be used simultaneously or independently, one of the two tank bodies 1 is used as a spare device, an adsorption device 2 is horizontally arranged in each of the two tank bodies 1, the adsorption device 2 is at least two, the adsorption capacity of a molecular sieve is reduced along with the increase of temperature and water content in the using process, so the purity of the purified biogas of the device can be improved by increasing the number of the adsorption devices 2, the replacement frequency of the adsorption devices 2 is reduced at the same time, the purification efficiency is improved, the molecular sieve is arranged in each adsorption device 2 and is used for adsorbing impurities, the adsorption devices 2 divide the tank bodies 1 into vertical independent filter chambers, and the filter chambers are communicated only by the adsorption devices 2, so that the biogas is prevented from bypassing the molecular sieve;

a replacing opening for the inlet and outlet of the adsorption device 2 is formed in the side wall of the tank body 1, when the adsorption device 2 needs to be replaced, the adsorption device 2 is pulled out from the replacing opening for replacement, and a sealing gasket is arranged between the adsorption device 2 and the replacing opening to prevent methane from leaking from the replacing opening;

the track wheel 5 is installed to adsorption equipment 2 bottom, first track 4 is installed to track wheel 5 bottom, first track 4 is installed on jar body 1 along the direction of 2 business turn over of adsorption equipment, intake pipe 3 is installed to adsorption equipment 2 below, intake pipe 3 is including being located the air inlet of jar body 1 outside and being located the gas outlet of two jar of body 1 insides respectively, intake pipe 3 is located the air inlet and the outside marsh gas generating device intercommunication of jar body 1 outside, all install the check valve in two gas outlets, the check valve in the intake pipe 3 is installed according to the circulation direction from intraductal to outside the pipe, the gas vent is installed at jar body 1 top, gas vent and blast pipe 7 intercommunication, install the drying cabinet 8 that is used for dry marsh gas on the blast pipe 7, fill the drier in the drying cabinet 8, or install the condenser, be used for getting rid of the moisture in the marsh gas.

The replacing port is formed in one side face of the tank body 1, the section of the tank body 1 is rectangular, namely the tank body 1 is of a cuboid or square structure, compared with a cylindrical structure or other multi-face cylinder structures, the tank body 1 with the rectangular section is convenient for mounting a matched adsorption device 2, the size of the opening of the replacing port is favorably reduced, meanwhile, the adsorption device 2 is convenient to pull out from the tank body 1 through a rail, the first rail 4 extends to the outer side of the tank body 1 from the replacing port and is convenient to be butted with the second rail 6, the extending end of the first rail 4 is rotatably connected with the second rail 6, the second rail 6 is convenient for pulling out the whole adsorption device 2 from the tank body 1 and is convenient to rotate, fold and pack up, the space is saved, meanwhile, the independent carrying rail is reduced to be mounted on the outer side of the tank body 1, the mounting steps are reduced, and the operation is convenient;

the contact surface of the junction of first track 4 and second track 6 is the cambered surface, the crooked direction of cambered surface can be selected according to actual need, in this embodiment, the crooked direction of cambered surface is the level and the orientation is close to the direction in the middle of jar body 1, make second track 6 rotate and laminate near jar body 1 outer wall after folding, reduce the space and occupy, the centre of a circle department of cambered surface installs the pivot, install the pivot seat on jar body 1 and the second track 6 respectively, second track 6 passes through the pivot seat and installs on jar body 1 with the pivot cooperation, spacing boss is installed to cambered surface one end, spacing boss is closed when first track 4 and second track 6 accomplish the butt joint, dock with first track 4 smooth transition when making second track 6 open, prevent that second track 6 rotation angle from too big messenger rail wheel 5 can't roll to second track 6 from first track 4.

The working principle is as follows: the external marsh gas generating device of intake pipe 3, two jar bodies 1 can select simultaneous working, also can the autonomous working, when adsorption equipment 2 in one of them jar body 1 needs to be changed, close the check valve in this jar body 1, open second track 6, through rail wheel 5 and first track 4, the cooperation of second track 6 is pulled out adsorption equipment 2 from changing the mouth, change, it is convenient to change, and simultaneously, another jar body 1 normal work, reach the effect of not shutting down the operation, thereby improve the purification efficiency of marsh gas.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A biogas purification device for biogas power generation comprises two tank bodies (1), and is characterized in that the two tank bodies (1) are provided with adsorption devices (2), the adsorption devices (2) are provided with molecular sieves, the tank bodies (1) are divided into vertically independent filter chambers by the adsorption devices (2), the side wall of the tank body (1) is provided with a replacement port for the adsorption devices (2) to go in and out, the bottom of the adsorption devices (2) is provided with a rail wheel (5), the bottom of the rail wheel (5) is provided with a first rail (4), the first rail (4) is arranged on the tank body (1) along the direction of the adsorption devices (2) to go in and out, an air inlet pipe (3) is arranged below the adsorption devices (2), the air inlet pipe (3) comprises an air inlet positioned outside the tank body (1) and air outlets respectively positioned inside the two tank bodies (1), the methane tank is characterized in that one-way valves are arranged in the gas outlets, a gas outlet is formed in the top of the tank body (1), the gas outlet is communicated with a gas exhaust pipe (7), and a drying box (8) used for drying methane is arranged on the gas exhaust pipe (7).

2. The biogas purification apparatus for biogas power generation according to claim 1, wherein there are at least two absorption devices (2).

3. The biogas purification apparatus for biogas power generation as recited in claim 1, wherein the tank body (1) has a rectangular cross section, and the replacement port is provided on one of the side surfaces of the tank body (1).

4. The biogas purification apparatus for biogas power generation according to claim 3, wherein the first rail (4) extends from the replacement port to the outside of the tank (1), and the extending end of the first rail (4) is rotatably connected with the second rail (6).

5. The biogas purification device for biogas power generation according to claim 4, wherein the contact surface of the joint of the first track (4) and the second track (6) is an arc surface, a rotating shaft is arranged at the center of the arc surface, rotating shaft seats are respectively arranged on the tank body (1) and the second track (6), and the second track (6) is arranged on the tank body (1) through the rotating shaft seats and the rotating shaft in a matching manner.

6. The biogas purification device for biogas power generation according to claim 5, wherein one end of the arc surface is provided with a limit boss, and the limit boss is closed when the first rail (4) and the second rail (6) are butted.

7. The biogas purification apparatus for biogas power generation according to claim 1, wherein a sealing gasket is provided between the adsorption apparatus (2) and the replacement port.