CN211999727U

CN211999727U - Biogas digester system with external source type temperature-transfer contact surface heating increasing function

Info

Publication number: CN211999727U
Application number: CN201921901585.9U
Authority: CN
Inventors: 曹国鑫
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-11-24
Anticipated expiration: 2029-11-06

Abstract

The utility model discloses a natural pond system that external source formula increases biography temperature contact surface and heats, be provided with the skeleton in the methane-generating pit box, heat-transfer pipe spiral set up in on the skeleton, it is provided with pipeline entry and pipeline export to link up on the outer wall of methane-generating pit box, the heat-transfer pipe passes the pipeline entry with pipeline export sets up in the methane-generating pit box, the heat-transfer pipe with natural pond liquid pond box links firmly, and the front end of feed liquor pipe is connected to the one end of water pump, the other end of water pump passes through the one end in heating pond is connected to the rear end of feed liquor pipe, the front end of drain pipe is connected to the other end in heating pond, the rear end of drain pipe is connected the pipeline export, be provided. The utility model discloses beneficial effect: the application adopts external heating, which helps the fermentation material in the methane tank to quickly achieve the purpose of fermentation; the tank body of the methane tank can be flexibly provided with different heating modes, so that the heating cost of the methane tank is reduced to the maximum extent.

Description

Biogas digester system with external source type temperature-transfer contact surface heating increasing function

Technical Field

The utility model relates to a methane-generating pit technical field particularly, relates to a natural pond system that external source formula increases heat-transfer contact surface and heats.

Background

At present, liquid methane tanks in the market rarely have a heating function, and the main reason is that the liquid methane tanks are high in manufacturing cost and not suitable for large-area constant-temperature use; the constant-temperature heating device is additionally arranged for the liquid methane tank, the material fermentation of the methane tank can be smoothly carried out, when the temperature of the methane tank does not reach the temperature required by the liquid fermentation, the fermentation is slow, the effect is poor, the use effect of the methane tank is not quickly exerted, the methane tank is heated for improving the use efficiency of the methane tank, the methane tank commonly used in the market is buried, the methane tank is mostly of concrete or brick-concrete structure and the like, the temperature of the material of the methane tank generated during the fermentation is easily transferred by underground soil, and the methane tank is not beneficial to heat preservation and heating.

SUMMERY OF THE UTILITY MODEL

To the above technical problem in the correlation technique, the utility model provides a natural pond system that external source formula increases biography temperature contact surface and heats can be through the cost of heating that furthest reduced the methane-generating pit, and the temperature of improvement methane-generating pit liquid as early as possible keeps warm and heats to improve the availability factor of methane-generating pit.

In order to achieve the technical purpose, the technical scheme of the utility model is realized as follows: the utility model provides a natural pond system that external source formula increases biography temperature contact surface and heats, includes a plurality of methane-generating pit boxes, heat-transfer pipe and heating pond, its characterized in that, be provided with the skeleton in the methane-generating pit box, the heat-transfer pipe spiral set up in on the skeleton, it is provided with pipeline entry and pipeline export to link up on the outer wall of methane-generating pit box, the heat-transfer pipe passes the pipeline entry with pipeline export sets up in the methane-generating pit box, the heat-transfer pipe with natural pond box links firmly, and the front end of feed liquor pipe is connected to the one end of water pump, the other end of water pump passes through the one end in heating pond is connected to the rear end of feed liquor pipe, the front end of drain pipe is connected to the other end in heating.

Further, a heat-conducting working medium is filled in the heat transfer pipe.

Further, the heat transfer pipe is isolated from liquid in the biogas slurry tank through the biogas slurry tank body.

Furthermore, the heat transfer pipe is communicated with the methane tank bodies, and the heat transfer pipe is of a horizontal straight tubular or spiral tubular structure.

Further, the heat transfer pipe is arranged on the framework in a vertical cylinder structure, a horizontal cylinder structure, a parallel spiral structure and a circular spiral structure.

Furthermore, the heat transfer pipe is made of stainless steel pipes, galvanized steel pipes, plastic pipes, fire fighting pipe cloth and aluminum pipes.

Furthermore, the methane tank body is made of steel plates, stainless steel plates, aluminum plates, concrete, plastics or masonry.

Further, the heating source is any one of the following: a gas-fired heating source, a boiler heating source, a special stove heating source and a heating rod heating source; the gas-fired heating source is arranged at the bottom of the heating pool; the boiler heating source is connected with the water inlet pipe and the water outlet pipe at two ends of the boiler through the heating pipe and the water inlet pipe and the water outlet pipe respectively; the special stove heating source is provided with a hearth at the bottom of the heating tank and adopts coal and firewood for heating; the heating rod heating source is provided with a heating end and a power supply end, the heating rod is arranged in the heating pool, the power supply end is arranged on the outer wall of the methane pool box body and is connected with an external power supply, and an electric leakage protection and intelligent temperature control system is arranged between the external power supply and the heating rod.

The utility model has the advantages that: the application adopts external heating, which is beneficial to the fermentation material of the methane tank to quickly achieve the purpose of fermentation; the methane tank body can be flexibly provided with different heating modes, and the size and the using number of the external source heating devices can be adjusted according to the actual using condition, so that different choices of different customer groups can be met; the working principle of the external source heating device is that a heat transfer medium is conveyed into the heat transfer pipe and is heated through the cross section area of the methane tank body, so that the methane tank is heated and insulated quickly, the use efficiency of the methane tank is improved, and the heating cost of the methane tank is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic diagram of an embodiment of an external-source biogas digester system with increased temperature transmission contact surface heating according to an embodiment of the present invention.

Fig. 2 is a schematic diagram of an embodiment of an external-source biogas digester system with increased temperature transmission contact surface heating according to an embodiment of the present invention.

Fig. 3 is a schematic diagram of an embodiment of a biogas digester system with an external source type temperature-increasing contact surface heating device according to an embodiment of the present invention.

Fig. 4 is a schematic diagram of an embodiment of a biogas digester system with an external source type temperature-increasing contact surface heating device according to an embodiment of the present invention.

In the figure: 1. A biogas digester box body; 2. a heat transfer tube; 3. a framework; 4. a liquid inlet pipe; 5. a liquid outlet pipe; 6. a water pump; 7. a heating tank; 8. a heat source.

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 all belong to the protection scope of the present invention.

As shown in fig. 1-4, according to an embodiment of the present invention, an external-type biogas digester system for increasing temperature-transfer contact surface heating comprises a plurality of biogas digester boxes 1, a heat-transfer pipe 2 and a heating tank 7, and is characterized in that a frame 3 is disposed in the biogas digester box 1, the heat-transfer pipe 2 is spirally disposed on the frame 3, a pipe inlet and a pipe outlet are disposed on an outer wall of the biogas digester box 1, the heat-transfer pipe 2 passes through the pipe inlet and the pipe outlet and is disposed in the biogas digester box 1, the heat-transfer pipe 2 is fixedly connected to the biogas digester box 1, one end of a water pump 6 is connected to a front end of the liquid-feed pipe 4, the other end of the water pump 6 is connected to one end of the heating tank 7 through a rear end of the liquid-feed pipe 4, the other end of the heating tank 7 is connected to a front end of the liquid-discharge pipe 5, a heating source 8 is arranged in the heating pool 7.

In a specific embodiment of the present invention, the heat transfer pipe 2 is filled with a heat-conducting working medium, and the heat transfer medium transfers heat to the material of the methane tank and heats the material of the methane tank through the cross-sectional area of the methane tank body 1.

In one embodiment of the present invention, the heat transfer pipe 2 is isolated from the liquid in the biogas slurry tank through the biogas slurry tank body 1.

In a specific embodiment of the present invention, the heat transfer pipe 2 is communicated with the plurality of methane tank bodies 1, and the heat transfer pipe 2 has a horizontal straight tubular or spiral tubular structure.

In an embodiment of the present invention, the heat transfer pipe 2 is disposed on the frame 3 in a vertical cylindrical structure, a horizontal cylindrical structure, a parallel spiral structure, or a circular spiral structure; the vertical cylinder structure adopts the heating rod heating source, horizontal cylinder structure adopts gas formula heating source, parallel type helical structure adopts the boiler heating source, ring formula helical structure adopts special stove cooking utensils heating source.

In an embodiment of the present invention, the heat transfer pipe 2 is made of stainless steel pipe, galvanized steel pipe, plastic pipe, fire fighting pipe cloth, and aluminum pipe.

In one embodiment of the present invention, the biogas digester box 1 is made of steel plate, stainless steel plate, aluminum plate, concrete, plastic or masonry.

In an embodiment of the present invention, the heating source 8 is any one of the following: a gas-fired heating source, a boiler heating source, a special stove heating source and a heating rod heating source; the gas-fired heating source is arranged at the bottom of the heating tank 7; the boiler heating source is respectively connected with a water inlet pipe and a water outlet pipe at two ends of the boiler through the heating pipe 2, the water inlet pipe 4 and the liquid outlet pipe 5; the special stove heating source is provided with a hearth at the bottom of the heating pool 7 and adopts coal and firewood for heating; the heating rod heating source is provided with a heating end and a power supply end, the heating rod is arranged in the heating pool 7, the power supply end is arranged on the outer wall of the methane tank body 1 and is connected with an external power supply, and an electric leakage protection and intelligent temperature control system is arranged between the external power supply and the heating rod.

For the convenience of understanding the above technical solutions of the present invention, the above technical solutions of the present invention are explained in detail through specific use modes below.

When in specific use, the biogas digester system with the external-source-type temperature-transmission contact surface heating function is used;

case one (as in fig. 1): adopt the stainless steel board of 3mm thickness, the rectangle that the preparation specification is (length 6m x wide 2.6m x high 2.44m) the methane-generating pit box 1, be provided with the diameter 50mm plastic hose preparation in the methane-generating pit box 1 heat-transfer pipe 2 will heat-transfer pipe 2 spiral winding is in vertical cylinder structure on the skeleton 3, length is 50 meters altogether, heating source 8 adopts the heating rod heating source, the heating rod is equipped with heating end and power supply end, the heating rod set up in the heating cell 7, the power supply end is located the outer wall of methane-generating pit box 1 is connected with external power supply, external power supply with be equipped with earth leakage protection and intelligent temperature control system between the heating rod.

Case two (as in fig. 2): adopt 3mm thickness corrosion resistant plate, make 4 specifications (length 6m is multiplied by width 2.6m is multiplied by height 2.44m) independent the methane-generating pit box 1, connect through between the methane-generating pit box 1 heat-transfer pipe 2, heat-transfer pipe 2 adopts the preparation of diameter 63mm stringing, and length is 300 meters altogether, will heat-transfer pipe 2 spiral winding is in horizontal cylinder structure on the skeleton 3, because integrated methane-generating pit box is bulky, can adopt the crane to hoist, transport with the car, heating source 8 adopts gas formula heating source, gas formula heating source set up in the bottom of heating bath 7.

Case three (as in fig. 3): adopt muddy earth preparation wall thickness 250mm, the rectangle methane-generating pit of specification (length 20m is multiplied by wide 10m is multiplied by 8m), heat-transfer pipe 2 is the preparation of diameter 63mm plastic hose, will heat-transfer pipe 2 adopts the parallel winding to fix in the methane-generating pit box 1, and length is 500 meters altogether, heating source 8 adopts the boiler heating source, the boiler heating source pass through heating pipe 2 with inlet tube 4 with drain pipe 5 respectively with the inlet tube and the play water piping connection at boiler both ends.

Case four (as in fig. 4): adopt and mix earth preparation wall thickness 250mm, the rectangle methane-generating pit that the specification is (length 10m is multiplied by width 10m is multiplied by height 10m), heat-transfer pipe 2 is the preparation of diameter 63mm plastic hose, will heat-transfer pipe 2 adopts ring formula spiral shell dish to be in methane-generating pit box 1 is fixed, and length totally 300 meters, heating source 8 adopts special stove cooking utensils heating source, special stove cooking utensils heating source is in the bottom of heating tank 7 is equipped with furnace, adopts coal and faggots to heat.

In conclusion, by means of the technical scheme of the utility model, the purpose of fermentation of the fermentation material of the methane tank can be rapidly achieved by adopting external heating; the tank body of the methane tank can be flexibly provided with different heating modes, thereby greatly reducing the heating cost of the methane tank, improving the service efficiency of the methane tank and meeting different choices of different customer groups.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An external source type biogas digester system capable of increasing temperature transfer contact surface heating comprises a plurality of biogas digester boxes (1), a heat transfer pipe (2) and a heating tank (7), and is characterized in that a framework (3) is arranged in each biogas digester box (1), the heat transfer pipe (2) is spirally arranged on the framework (3), a pipeline inlet and a pipeline outlet are arranged on the outer wall of each biogas digester box (1) in a penetrating manner, the heat transfer pipe (2) penetrates through the pipeline inlet and the pipeline outlet and is arranged in each biogas digester box (1), the heat transfer pipe (2) is fixedly connected with the biogas digester boxes (1), one end of a water pump (6) is connected with the front end of a liquid inlet pipe (4), the other end of the water pump (6) is connected with one end of the heating tank (7) through the rear end of the liquid inlet pipe (4), and the other end of the heating tank (7) is connected with the front end of a liquid outlet pipe, the rear end of the liquid outlet pipe (5) is connected with the outlet of the pipeline, and a heating source (8) is arranged in the heating pool (7).

2. The biogas digester system for increasing the temperature of the heat transfer contact surface in the external source type according to claim 1, characterized in that the heat transfer pipe (2) is filled with a heat-conducting working medium.

3. The biogas digester system with the function of increasing the temperature of the heat transfer contact surface according to claim 1, wherein the heat transfer pipe (2) is isolated from the liquid in the biogas digester through the biogas digester tank body (1).

4. The biogas digester system with the function of increasing the temperature of the heat transfer contact surface according to claim 1, wherein the heat transfer pipe (2) is communicated with the biogas digester boxes (1), and the heat transfer pipe (2) is in a horizontal straight pipe or spiral pipe structure.

5. The biogas digester system for increasing the temperature of the heat transfer contact surface in the external source type according to claim 1, wherein the heat transfer pipe (2) is arranged on the frame (3) in a vertical cylinder structure, a horizontal cylinder structure, a parallel spiral structure and a circular spiral structure.

6. The biogas digester system for increasing the temperature of the heat transfer contact surface in the external source type according to claim 1, wherein the heat transfer pipe (2) is made of steel pipe, plastic pipe, fire fighting pipe cloth and aluminum pipe.

7. The biogas digester system with the function of increasing the temperature of the heat transfer contact surface as claimed in claim 1, wherein the biogas digester tank body (1) is made of steel plate, stainless steel plate, aluminum plate, concrete, plastic or masonry.

8. The biogas digester system with the function of increasing the temperature of the heat transfer contact surface in the external source according to claim 1, wherein the heating source (8) is any one of the following: a gas-fired heating source, a boiler heating source, a special stove heating source and a heating rod heating source; the gas heating source is arranged at the bottom of the heating pool (7); the boiler heating source is connected with the liquid inlet pipe (4) and the liquid outlet pipe (5) through the heat transfer pipe (2) and is respectively connected with a water inlet pipe and a water outlet pipe at two ends of the boiler; the special stove heating source is provided with a hearth at the bottom of the heating tank (7) and adopts coal and firewood for heating; the heating rod heating source is provided with a heating end and a power supply end, the heating rod is arranged in the heating pool (7), the power supply end is arranged on the outer wall of the methane tank body (1) and is connected with an external power supply, and an electric leakage protection and intelligent temperature control system is arranged between the external power supply and the heating rod.