CN2933806Y

CN2933806Y - Methane tank detachable steel-wood mould

Info

Publication number: CN2933806Y
Application number: CN 200620098366
Authority: CN
Inventors: 王学斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-08-11
Filing date: 2006-08-11
Publication date: 2007-08-15
Anticipated expiration: 2016-08-11

Abstract

The utility model relates to a detachable steel-wood mould of marsh gas tank, which comprises a cylinder with an entrance hole of culvert tube and an dome that covers the cylindrical shell and comprises several pieces of radial wood and has a round orifice in the center part. The invention is characterized in that: the cylindrical shell is composed of combined type steel frame and pieces of wood surrounded the outside of steel frame, which splices the wood. In addition, the wood that makes up the dome is composed of a beam with suitable radian and the splint of wood covered on the beam, and which are connected by bolts. The utility model can be partially repaired or replaced easily, equipped, unloaded simply and conveniently, can resume construction in time, and be made from cheap materials that are easily gotten, which facilitates the product to be spread in the rural areas.

Description

The detachable steel wooden model of methane-generating pit tool

Technical field

The utility model relates to the mould of making methane-generating pit.

Background technology

Biogas is turned waste into wealth as a kind of, and the energy of cleaning, environmental protection is promoted the use of in the rural area more and more.Producing the methane-generating pit of biogas, originally is a kind of brick clay structure.The shortcoming that this kind methane-generating pit is outstanding, the one, the consumption brick is run counter to national relevant policies; The 2nd, because biogas has certain pressure in the pond, the methane-generating pit sealing of brick one-tenth is relatively poor, and service life is short; The 3rd, with a brick one-tenth, time-consuming.For overcoming these defectives, methane-generating pit now changes xoncrete structure into.The concrete marsh-gas pond is to adopt mould to make.

The mould of presently used manufacturing methane-generating pit has three kinds of punching blocks, wooden model, glass punching block.Generally form by having combination cylinder shape cylindrical shell and the lid combination dome thereon that the charging culvert pipe enters the hole, the center of dome has a circular hole.

The construction of methane-generating pit, be to dig out one earlier greater than the blank heatable adobe sleeping platform of actual methane-generating pit and the culvert pipe tunnel that is attached thereto, with mould assembling in the hole, culvert pipe enters the place, hole culvert pipe, fill concrete between heatable adobe sleeping platform and cylindrical shell is set thereon, cast concrete on dome, after the curing, the people enters the pond from the hole at dome center, and each piece of mould is pulled down, send from this hole one by one, the manufacturing of methane-generating pit is promptly accused and is finished.Methane-generating pit can use behind configuration seal cover on the described circular hole.

In actual use, find that fiber reinforced plastic mold has following weak point: fiber reinforced plastic mold, cylindrical shell are to be combined into cylinder by the several piece arc formwork with the steel card, stressed after, the steel card very easily damages, and is also vast and touch plate; Dome also is to adopt the steel card that radial each piece template is combined, and when cast concrete, pressure-bearing property is very poor, very easily produces and is out of shape, and causes quality problems even does over again.This mould after template and the breakage of steel card, is difficult for repairing, and can not in time change, and the fiber reinforced plastic mold cost is very high a 8m ³The mould price of methane-generating pit so no matter be first purchase or replacing, all has heavier financial burden all more than 3,000 yuan.Since fiber reinforced plastic mold is outstanding exist repair property poor, can not in time change and delay duration and expensive problem, be unfavorable for promoting in China's rural area large tracts of land.

The weak point of punching block mould is that because of it is to be connected with the steel card by the several piece steel plate, the steel card very easily damages, and have the problem that is difficult for repairing and can not in time changes equally, and punching block mould cost is higher, a 8m ³Methane-generating pit mould price about 4,000 yuan.

The weak point of wooden model mould is, shell portion is made up of several piece arc mould, with several waddys at the tube interior leg brace, dome rests on the cylindrical shell with one of several piece flat back die earlier, and the other end is supported with waddy, and it is coniform to form many ribs, after treating that the concrete cast is solidified, make circular shape more outside by hand.Do like this, 1, the dress mould needs professional carpenter ability completion in a day, technical difficulty is big, increases cost of labor, influences work efficiency; 2, Chi Ding is twice moulding, and the concrete connecting is poor, expends raw material (concrete), and work efficiency is low, and reduces its bearing capacity, reduces the inner space of methane-generating pit; 3, support waddy stagger arrangement in the pond and support, extremely insecure, reliability, poor stability, and the construction when being unfavorable for removing influences work efficiency, again very easily damage.

Summary of the invention

The purpose of the utility model provides the detachable steel wooden model of a kind of methane-generating pit tool, with knockdown structure, realizes easy local repair and replacing, and load and unload easy, thereby in time recover construction, can be beneficial to universal with the material low cost manufacturing that is easy to get inexpensive again.

Another purpose of the present utility model is to improve the force-bearing situation of mould dome in work progress, makes it bearing capacity and strengthens, and functional reliability improves.

Above-mentioned purpose is to be achieved by such technical scheme: the detachable steel wooden model of methane-generating pit tool, comprise the cylindrical tube that is provided with culvert pipe on it and enters the hole, cover the dome that the several piece by radially distributing on cylindrical shell combines, the dome center has circular hole, it is characterized in that, described cylindrical shell, form by knockdown steel skeleton and the some planks that are enclosed in its appearance, steel skeleton and plank plug, each piece of described composition dome, form by girder steel with appropriate radian and the wooden splint that covers on it, link by bolt between the two.For improving the force-bearing situation of dome, in the central authorities of described cylindrical shell, removable support body is set again, shelve a circle on the support body end face, dome is fastened on cylindrical shell and the support body between the circle.In the construction, earlier with the assembling in the hole of each parts of mould, treat that pond body and Chi Ding solidify after, the people enters the pond from circular hole, takes support body, the circle on it, each piece of dome apart, takes steel skeleton and last plank thereof apart, sends from this hole one by one.

The utility model has the advantages that

One, the each several part of mould all is combined, removable, can adopt bolt or fastener to link as skeleton and each piece of dome, the plank of skeleton and its appearance plugs, if be damaged, be easy to carry out local repair or replacing, and can in time just carry out at the construction field (site), it is fast to deal with problems, and expense is low;

Two, structure of the present utility model is reasonable, is again that both durable, cost is also cheap relatively, equal volume (8m with common iron and timber manufacturing ³) methane-generating pit, cost of the present utility model only is 1/3rd of existing fiber reinforced plastic mold;

Three, because cost is low, and can carries out local repair thereby can reuse for a long time, and implement not need special professional technique requirement, so be suitable for popularizing very much in the rural area;

Four, after central support body is set, dome is by cylindrical shell and support body together support, the force-bearing situation of the dome that has been greatly improved, making it the heavy burden ability significantly strengthens, on it behind cast concrete, can not cause that distortion causes quality to descend even does over again, the functional reliability of entire die obviously improves.

Description of drawings

Fig. 1 is the utility model front view;

Fig. 2 is the axial cutaway view of Fig. 1;

Fig. 3 is the skeleton of cylindrical shell and the structural representation of side plate;

Fig. 4 is the right view of Fig. 3;

Fig. 5 is the structural representation of support body;

Fig. 6 is the vertical view of Fig. 1;

Fig. 7 is for forming the structural representation that respectively waits piecemeal of dome.

The specific embodiment

The utility model is described in further detail with 1 preferred embodiment below in conjunction with accompanying drawing.

Referring to Fig. 1, Fig. 2, this routine mould is made up of circle 3, the dome 4 shelved on cylindrical tube 1, its central support body 2, the support body 2, described cylindrical shell, be to constitute by combined steel skeleton and the some planks that are enclosed in its appearance, referring to Fig. 2, Fig. 3, skeleton is by adopting going up circle 5, enclosing 6 and between the two and be distributed on several upright support 7 usefulness bolts 20 in the circle and link and form, for making things convenient for form removal down of angle steel Last circle 5, enclose 6 each angle steel down by several sections camber line shapesBe unified into circle with bolt, the plank 8 that is enclosed in the steel skeleton appearance adopts wide plate, thereon with Last circle 5 and following circle 6The corresponding section, connect band steel as nose clip 10 with screw 9, skeleton and the plank that is surrounded are plugged, for the angle steel right-angle side that makes skeleton Shang Quan and enclose down is easy to insert by it, 9 on screw leans on nose clip 10 1 ends to hammer into, and it is made little predeformation of sticking up handle, conveniently plank is taken off during for form removal, can extract several planks, connect angle steel thereon as

handle

11,11 take off this plate by shaking hands, produce the space, the plank of back promptly takes off easily; Be that charging is convenient, the charging culvert pipe that leads to methane-generating pit is downward-sloping, so the culvert pipe on the cylindrical shell enters the hole for oval 12, referring to Fig. 1, can take this place is unified into an integral body with the plank of necessary amount, plugs with this integral body and skeleton with nose clip.The described support body that is arranged on cylindrical shell central authorities referring to Fig. 5, is four rib frame shapes, and its height arrives dome at the bottom of the pond, and frame leg 13 is an angle steel, and diagonal brace 14 is a band steel, and there is hardwood hoop 15 in support body top and stage casing, all link so that can take apart with bolt 22.Described circle 3, do not connect with the support body connection, but be held on the support body top, its position is by each piece nature centering of the dome that will add a cover, be pressed in during construction between dome and the support body, circle 3 can be just made two big semicircle circles such as grade with angle steel and is surrounded with Bolt Connection and form, and its external diameter is greater than the diameter of the circular hole at dome center.Described dome, referring to Fig. 6, combine by some piecemeals 16 that wait, the center has circular hole 21, referring to Fig. 7, each of composition dome waits piecemeal, being linked by beam 17 with appropriate radian and wooden splint 18 usefulness screws 19 forms, and beam 17 adopts angle steel, and its radian is determined by the relevant criterion design according to the diameter in pond, wooden splint 18 need have corresponding distortion and weight capacity, should select thick clamping plate for use, each waits piecemeal to do beam and a wooden splint combination by an angle steel, and angle steel is arranged in the clamping plate in dome radially meets, two ends are short slightly, so that each piece of dome just in time is fastened between the plank 8 and the circle 3 on the support body on the cylindrical shell.This example take cylindrical shell central authorities be provided with support body and on behind the circle shelved, the combination of dome can be saved the steel card.

Claims

1, the detachable steel wooden model of methane-generating pit tool, comprise the cylindrical tube that is provided with culvert pipe on it and enters the hole, cover the dome that the several piece by radially distributing on cylindrical shell combines, the dome center has circular hole, it is characterized in that, described cylindrical shell, form by knockdown steel skeleton and the some planks that are enclosed in its appearance, steel skeleton and plank plug, each piece of described composition dome, form by beam with appropriate radian and the wooden splint that covers on it, link by bolt between the two.

2, the detachable steel wooden model of methane-generating pit according to claim 1 tool is characterized in that, in the central authorities of described cylindrical shell, removable support body is set, and shelves a circle on the support body end face, and dome is fastened on cylindrical shell and the support body between the circle.

3, the detachable steel wooden model of methane-generating pit according to claim 1 tool is characterized in that, the steel skeleton of described cylindrical shell is by the Shang Quan of angle steel, circle and between the two and be distributed on several upright supports in the circle and link with bolt and form, wherein Shang Quan and Xia Quan down Each is by the angle steel of several sections camber line shapesBe unified into circle with bolt, described plank with the corresponding section of steel skeleton Shang Quan with following circle, is associated with the band steel nose clip for waiting wide plate on it, and steel skeleton Shang Quan and the angle steel right-angle side that encloses down are plugged in the nose clip.

4, the detachable steel wooden model of methane-generating pit according to claim 2 tool is characterized in that, the described support body that is arranged on cylindrical shell central authorities, be four rib framves, its height arrives dome at the bottom of the pond, and the frame leg is an angle steel, diagonal brace is a band steel, and there is the hardwood hoop in support body top and stage casing, all link with bolt.

5, the detachable steel wooden model of methane-generating pit according to claim 1 tool is characterized in that, each piece of described composition dome is to wait piecemeal, and each waits piecemeal to be unified into screw by an angle steel and a wooden splint, and angle steel is arranged in the wooden splint in dome radially meets.