CN201343534Y

CN201343534Y - Marsh gas generator with top-mounted hydraulic room

Info

Publication number: CN201343534Y
Application number: CNU200820178059XU
Authority: CN
Inventors: 齐凯; 张弘; 林国才; 王晓斌
Original assignee: BEIJING XINJIANWEIYE SCIENCE AND TRADE CO LTD
Current assignee: BEIJING XINJIANWEIYE SCIENCE AND TRADE CO LTD
Priority date: 2008-11-19
Filing date: 2008-11-19
Publication date: 2009-11-11
Anticipated expiration: 2018-11-19

Abstract

The utility model provides a marsh gas generator with a top-mounted hydraulic room, which comprises a fermenting tank body (1), a hydraulic room (2), a feed tank (3), a feed pipe (4), a fertilizer storage tank (5), a gas delivery nozzle (6) and a master switch well (7), wherein the fermenting tank body (1) and the hydraulic room (2) are connected through a discharge port (8); the fermenting tank body (1) and the feed tank (3) are connected through a feed port (9); the fermenting tank body (1) and a gas delivery pipeline have a gas delivery port (10); the hydraulic room (2) and the fertilizer storage tank (5) are connected through an overflow port (11); a water injection line (12) is formed at the upper edge of the discharge port (8); and a start-up line (13) is formed at the lower edge of the top end of the feed pipe (4). The structural form improves the stress characteristics of the marsh gas generator in the soil, prevents the deformation or the breakage of the feed pipe and the discharge pipe caused by the settlement of the tank body, adopts the fertilizer storage tank to stabilize the total volume of liquids inside the tank, avoids the fertilized-induced change of internal pressure of the tank, reduces the number of openings on the tank body, and reduces the probability of gas leakage. The hydraulic room, the feed tank and the fertilizer storage tank are top-mounted to reduce the overall floor area of the marsh gas tank.

Description

A kind of overhead water pressure house biogas generator

Affiliated technical field:

The utility model is a kind of biogas generator, relates to anaerobically fermenting and fermenting container design field, and the composite gelled material family formula biogas generator in a kind of overhead water pressure house and the fertile pond of storage particularly is provided.

Background technology:

Biogas generator is the key equipment of family formula bionethanation system.Country has formulated technological standard as " family formula methane-generating pit standard collective drawings GB4750-2002 ", " family formula construction of marsh gas tank working specification GB4752-2002 " and " family formula methane-generating pit quality inspection acceptance specification GB4751-2002 " to household marsh gas generator.

It is found that in the engineering practice that there are some problems in existing technological standard, first, additional charging pond of methane-generating pit and water pressure house floor space are big, second, after methane-generating pit is built up, soil is subjected to the pressure of pond body that sedimentation can take place, because the biogas generator main body is separated with water pressure house, and it is bigger that weight differs, difference can take place in sedimentation deformation between the two, and then cause connecting tube between the two to be subjected to shearing force, often take place that feed and exhaust tube is subjected to sedimentation and the phenomenon that misplaces or rupture causes whole bionethanation system gas leakage.The 3rd, do not store up fertile pond in the current standards, cause need not be fertile the time, because the reinforced natural pond liquid that can make has not only lost a large amount of natural ponds fertilizer from flowing out, polluted environment simultaneously.And when using the natural pond fertile, directly from ager, get fertilizer, and cause the minimizing suddenly of fermentation raw material in the methane-generating pit, destroyed the stability of fermentation operation, simultaneously because the minimizing of fermentation raw material causes the water seal weak effect, biogas takes place easily leak.The 4th, the charging and discharging mouth of pipe and manhole three places perforate are arranged on the fermentation vat main body in the current standards, because biogas generator is a gas tight container, the too much gesture of perforate has improved the technical difficulty of installation on the body of pond, in case leak gas, keeps in repair also very difficult.

The utility model content:

In order to overcome the defective of prior art standard, the utility model provides the composite gelled material family formula biogas generator in a kind of overhead water pressure house and the fertile pond of storage.

The technical scheme in the invention for solving the technical problem is: the composite gelled material family formula biogas generator in a kind of overhead water pressure house and the fertile pond of storage comprises that biogas fermentation tank main body, overhead water pressure house, overhead charging pond, overhead store up fertile pond and master switch well.Connection between all parts all is to realize mechanical connection by consolidating material and screw.

Description of drawings:

Accompanying drawing is the utility model structure and inner annexation synoptic diagram, and figure one is a vertical view, and figure two is a sectional view.

In the accompanying drawing, 1. fermentation vat main body, 2. water pressure house, 3. charging pond, 4. feed-pipe, the 5. fertile pond of storage, 6. gas transmission is chewed, 7. master switch well, 8. discharge hole, 9. feed port, 10. transfer port, 11. overflow weirs, 12. water lines, 13. start lines.

Embodiment:

Below in conjunction with Figure of description embodiment is described in detail.

Fermentation vat main body (1) is the shell structure container that composite gelled material is made in the accompanying drawing, the biogas that is used to store the raw material of biogas fermentation and produces after fermenting; Water pressure house (2) is the shell structure container that composite gelled material is made, and is used to store because of Primary Fermentation pond internal pressure changes the natural pond liquid of discharging, to keep the biogas pressure in the Primary Fermentation pond; Charging pond (3) is the shell structure container that composite gelled material is made, and is used for new fermentation raw material is dropped into the Primary Fermentation pond, is used for the volume that enlarges water pressure house; The nonmetal tubing of feed-pipe (4) is the passage between charging pond and the Primary Fermentation pond, and the end of its mouth of pipe upper end is along the position that promptly starts line (13); Store up the shell structure container that fertile pond (5) composite gelled material is made, be used to store the natural pond liquid that flows into from overflow weir; The web member that (6) are Primary Fermentation pond and gas pipe line is chewed in gas transmission, is used for the biogas in the Primary Fermentation pond is imported gas pipe line; Master switch well (7) is the shell structure container that composite gelled material is made, and is used to hold that gas transmission is chewed and master switch.

Have discharge hole (8) on fermentation vat main body (1) sidewall and be used to be communicated with Primary Fermentation pond and water pressure house, the top of discharge hole is the position of water line (12); Feed port (9) is used to be communicated with Primary Fermentation pond and charging pond; Transfer port (10) is used to be communicated with the Primary Fermentation pond and gas transmission is chewed, and has overflow weir (11) on water pressure house (2) sidewall and is used to be communicated with water pressure house and the fertile pond of storage.

The utility model implementation step is as follows:

1. assembling is assembled into integral body with parts according to accompanying drawing, and the connection between each parts all is connected with structural part by consolidating material;

2. water filling is filled to water line 12 places from opening for feed, stops water filling after observing the discharge hole spilling water;

3. feed intake, drop into muck to liquid level from opening for feed and rise to and start line 13 places, can suitably adjust liquid level according to kind of muck (ox, pig, chicken, other) and TS index thereof;

4. fermentation is through fermenting process in some Tianchis;

5. aerogenesis can be observed biogas pressure in the pond by connecting pipeline that gas transmission chews and tensimeter.

The beneficial effects of the utility model:

1. improve mechanical characteristic. And the utility model places the fertile pond of water pressure chamber, feed tank and storage The top of fermentation vat main body, the upright projection in the fertile pond of water pressure chamber, feed tank, storage with send out Ferment tank main body outer overlaps, and has avoided the inequality between water pressure chamber, feed tank and the main pond Even sedimentation has improved pond body force way, has prolonged the service life of methane-generating pit.

2. increase the fertile pond of storage, improve the operation usefulness of methane-generating pit. Because water pressure chamber height of liquid level shadow Ring to the fermentation vat internal gas pressure, and then affect the size of oven former pressure. The fertile pond of storage is set works as In the time of need not be fertile, after the natural pond liquid that fermentation vat overflows is filled with water pressure chamber, can by spout hole from The moving inflow stored up fertile pond, thereby guaranteed the total amount of liquid balance of main fermentation pond and water pressure chamber, Namely store the source of manure, avoided again contaminated environment. When using the natural pond fertile from store up fertile pond Get fertilizer, can not affect the water pressure chamber liquid level and change, guaranteed the stable of the interior feed liquid of methane-generating pit, Made things convenient for simultaneously Fertilizer application.

3. reduce the methane-generating pit floor space.Separate with Primary Fermentation pond body in existing methane-generating pit water pressure house, charging pond, is subjected to the construction restriction, must take very large area.Water pressure house, charging pond are placed the top of fermentation vat, saved the ager land used, reduced the methane-generating pit floor space.

4. reduce Primary Fermentation pond perforate quantity, reduced the probability that gas leakage takes place.Manhole is not established in the Primary Fermentation pond, with the feed port enlarged diameter to 400mm, but promptly conveniently feed intake, double as manhole also in case of necessity.

Claims

A kind of overhead water pressure house biogas generator, by fermentation vat main body (1), water pressure house (2), charging pond (3), feed-pipe (4), store up fertile pond (5), (6) are chewed in gas transmission, master switch well (7) is formed, and it is characterized in that: be connected by discharge hole (8) between fermentation vat main body (1) and the water pressure house (2), be connected by feed port (9) between fermentation vat main body (1) and charging pond (3), fermentation vat main body (1) has transfer port (10) with gas transmission line, is connected by overflow weir (11) between water pressure house (2) and the storage fertile pond (5), the upper edge of discharge hole (8) is water line (12), and the lower edge, top of feed-pipe (4) is a startup line (13).