CN2272887Y

CN2272887Y - Prefabricated parts built-up marsh gas fermentation tank

Info

Publication number: CN2272887Y
Application number: CN96245424U
Authority: CN
Inventors: 郭保安
Original assignee: GUO BAO AN
Current assignee: GUO BAO AN
Priority date: 1996-10-28
Filing date: 1996-10-28
Publication date: 1998-01-21
Anticipated expiration: 2006-10-28

Abstract

The utility model relates to a prefabricated part built-up marsh gas fermentation tank, which is composed of prefabricated parts and is divided into a tank body, a tank cover and a tank bottom. Each part is composed of a plurality of prefabricated modules which are combined together. Because each prefabricated part can be prefabricated a mould, the utility model has the advantages of normative shape, accurate size, and easy realization of standardization and specialized production. In addition, the utility model which is assembled by the prefabricated parts does not need maintenance, shortens more than a half of construction period, solves troubles for users, saves time and labor and facilitates people.

Description

A kind of preform assembled marsh gas fermentation pool

The utility model relates to a kind of improved marsh gas fermentation pool, belongs to the dirt processing technology field.

Marsh gas fermentation pool is a topmost part in the whole firedamp gas equipment, and for many years, marsh gas fermentation pool adopts native tire concrete cast-in-site technology always.Because cement is rigid gelling material, also must moist maintenance for some time after cast finishes, 7 round the clock at least, 14 round the clock at most, make concrete gradually setting and harden reach design strength.Plaster, swabbing also needs to carry out maintenance after finishing, and so just delayed the duration, and doing loose tool with brick clay wastes time and energy rather also.Build a methane-generating pit, cheat construction from shoveling and finish, generally need more than 20 days.Facts have proved that this cast in place process has inconvenience: the one, it is slow, of poor quality, long in time limit to build pond speed; The 2nd, the user needs oneself buying material and Jian Chi, wasting manpower and material resources; The 3rd, fermentation vat is nonstandard, is unfavorable for the batch production production and selling.

The purpose of this utility model is to provide a kind of design of marsh gas fermentation pool, and this scheme can overcome the shortcoming in common fermentation pond, has the mass of being easy to, stdn, specialized production, and quality is easy to control and is easy to site-assembled characteristics.

The purpose of this utility model is achieved in that

A kind of preform assembled marsh gas fermentation pool, its basic improvements be, it is divided at the bottom of pond body 1, pond lid 2, the pond three parts such as 3, and each several part is formed by some system external members of giving, and the shape of described external member and structure are:

A. pond body 1 part

The assembled shape of pond body 1 is a cylinder barrel shaped, tube inner diameter d 1=2-3M, the high h=1-1.5M of tube, it is divided into the 1-5 layer, is made up of n1=8-12 piece cylindrical surface bent plate 4 for every layer, the central angle alpha 1=360 of every block of bent plate 4 °/n1, the bent plate internal diameter is barrel dliameter d1, and wall thickness b1=0.03-0.06M has two to give and box out 10,11 in the n1 piece bent plate 4, its aperture is complementary with 12,13 external diameters of taking over

B. 3 parts at the bottom of pond lid 2, the pond

3 parts is shaped as billiard table shape or class billiard table shape at the bottom of pond lid 2, the pond, internal diameter also is d1 at the bottom of the described billiard table, billiard table apical pore footpath d3=0.6-1M, 3 by n2=8-16 piece sphere bent plate 5 compositions at the bottom of pond lid 2, the pond, the sphere diameter d2=2.5-4M of

bent plate

5,2=360 °/n2 of its spherical angle α, the centre of sphere angle α 3=α 1*d1/d2 of corresponding billiard table bottom on the bent plate, the centre of sphere angle α 4=α 1*d3/d2 at corresponding billiard table top, bent plate wall thickness b2=0.03-0.06M.

Above-mentioned marsh gas fermentation pool gives inhibition and generation for further improving, and covers 2 tops in the pond, water seal circle 6 is set, and described water seal circle 6 is the ladder tubular, and boss 15 is arranged down, the billiard table aperture of its external diameter and pond lid 2 is complementary, and also has female end 16,17, and its internal diameter size is complementary with sealing plate 18,19 respectively.

Above-mentioned marsh gas fermentation pool gives inhibition and generation for further improving, and it is stifled 7 that 3 bottoms are provided with a pond at the bottom of the pond, and the diameter in described pond stifled 7 is d4, and 3 billiard table aperture is complementary at the bottom of it and the pond.

Above-mentioned marsh gas fermentation pool in order to strengthen the bulk strength of fermentation vat, is cast with circle fine strain of millet 8 respectively, encloses fine strain of millet 9 down at pond body 1 and 3 match around the boundary line at the bottom of pond lid 2, the pond.

Marsh gas fermentation pool according to the utility model is made gives the fabricated design of system external member owing to adopted, and each preform can give system with mould, so shape standard, size are accurate, complete in specifications, is easy to realize stdn, specialized production.Simultaneously under specialized working condition, choose processing compound from former material section, be easy to strict control, make quality that reliable assurance arranged.The pond is built in this external application preform assembling, also will save many troubles of user, and is time saving and energy saving, is very easy to the masses.

The utility model is described in further detail below in conjunction with drawings and Examples:

Fig. 1 makes the one-piece construction synoptic diagram after the external member assembling for the utility model each several part gives;

Fig. 2 overlooks and part sectioned view for Fig. 1's;

Fig. 3 is the B-B sectional view of Fig. 1;

Fig. 4 is the C-C sectional view of Fig. 1.

In Fig. 1, embodiment shown in Figure 2, give the pond body 1 that the system external member is formed, be shaped as round shape, its barrel bore d1=2.3M, height h=1M, pond body 1 is divided into 4 layers, form by n1=10 piece cylinder bent plate 4 for every layer, 1=36 ° of every bent plate central angle alpha, wall thickness b1=0.4M gives on two blocks of bent plates 4 of bottom and boxes out 10,11, feed-pipe 12 is installed in hole 10, hole 11 install discharge nozzles 13,8 for pond lid 2 and pond body 1 match around the boundary line go up circle fine strain of millet, 9 is at the bottom of the pond 3 and the following circle fine strain of millet of pond body 1 match around the boundary line.

Fig. 1, Fig. 2, Fig. 3, give the pond lid 2 that the system external member is formed among Fig. 4,3 are billiard table shape at the bottom of the pond, 1 inner diameter d 1 of internal diameter and pond body equates at the bottom of the billiard table, be 2.3M, billiard table apical pore footpath d3 is 0.8M, each is made up of n2=12 piece sphere bent plate 5, the sphere diameter d2=3.14M of

bent plate

5,2=30 ° of spherical angle α, the centre of sphere angle α of each horizontal section of corresponding billiard table is a variable on the bent plate 5, by its institute's corresponding cross section arc length decision, in the present embodiment, be positioned at centre of sphere angle α 3=21.9 ° of billiard table bottom, be positioned at centre of sphere angle α 4=7.6 ° of billiard table top, pond lid 2,3 wall thickness d2=0.05M at the bottom of the pond.Form in 12 blocks of bent plates 5 of pond lid 2, wherein have one to give and leave hole 20, be complementary, be used to derive biogas with airway 14 external diameters that connect.Water seal circle 6 on the pond lid 2, its boss 15 external diameters are 0.8M, and rubber gasket sheet is laid at its female end door place, and water is injected in the chamber thereon, makes it to realize positiver sealing, and preform sealing plate 18 is laid at seam 16 places, seals the mouth of a river.Whole marsh gas fermentation pool assembling back compact construction, moulding is reasonable, and each several part gives the system external member and is of moderate size, and volume is 8 cubic metres.Certainly, according to gas consumption size and present position, also can design other volume.

Claims

1. a preform assembled marsh gas fermentation pool is characterized in that, it is divided into three parts such as [3] at the bottom of pond body [1], Chi Gai [2], the pond, and each several part is formed by some system external members of giving, and the shape of described external member and structure are:

A. pond body [1] part

The assembled shape of pond body [1] is a cylinder barrel shaped, tube inner diameter d 1=2-3M, the high h=1-1.5M of tube, it is divided into the 1-5 layer, is made up of n1=8-12 piece cylindrical surface bent plate [4] for every layer, central angle alpha 1=360 °/n1 of every block of bent plate [4], the bent plate internal diameter is barrel dliameter d1, and wall thickness b1=0.03-0.06M has two and gives box out [10], [11] in the n1 piece bent plate [4], its aperture with take over [12], [13] external diameter is complementary

B. [3] part at the bottom of Chi Gai [2], the pond

[3] part is shaped as billiard table shape or class billiard table shape at the bottom of Chi Gai [2], the pond, internal diameter also is d1 at the bottom of the described billiard table, billiard table apical pore footpath d3=0.6-1M, [3] are formed by n2=8-16 piece sphere bent plate [5] at the bottom of Chi Gai [2], the pond, the sphere diameter d2=2.5-4M of bent plate 5,2=360 °/n2 of its spherical angle α, the centre of sphere angle α 3=α 1*d1/d2 of corresponding billiard table bottom on the bent plate, the centre of sphere angle α 4=α 1*d3/d2 at corresponding billiard table top, bent plate wall thickness b2=0.03-0.06M.

2. fermentation vat according to claim 1, it is characterized in that, at Chi Gai [2] top, water seal circle [6] is set, described water seal circle [6] is the ladder tubular, has boss [15], the billiard table aperture of its external diameter and Chi Gai [2] to be complementary down, also have female end [16], [17], its internal diameter size is complementary with sealing plate [18], [19] respectively.

3. fermentation vat according to claim 2 is characterized in that, [3] bottom is provided with a pond stifled [7] at the bottom of the pond, and the diameter of described pond stifled [7] is d4, and the billiard table aperture of [3] is complementary at the bottom of it and the pond.

4. fermentation vat according to claim 3 is characterized in that, [3] match around the boundary line is cast with respectively and encloses fine strain of millet [8], encloses fine strain of millet [9] down at the bottom of pond body [1] and Chi Gai [2], pond.