CN210394387U - Red mud floating cover type methane tank capable of automatically controlling temperature of tank - Google Patents

Abstract

The utility model discloses an automatic control pond warm red mud floats bell-type methane-generating pit, float cover, gas boiler, branch gas pitcher, booster compressor, desulfurizing tower and gas-water separator including fermentation vat, pan feeding mouth, discharge gate, natural pond liquid storage chamber, red mud, the fermentation vat is installed in the fermentation vat mounting groove that is located below the horizon, the fermentation vat includes bottom plate, left side board, right side board, preceding curb plate and posterior lateral plate, the bottom at the fermentation vat mounting groove is installed to the bottom plate. Due to the adoption of the technical scheme, the beneficial effects of the utility model are that: the utility model discloses insert the heat dissipation pipeline in the fermentation vat, can improve the output of marsh gas in the fermentation vat when especially winter temperature is lower through rising up, moreover, the utility model discloses hot water among the well heat dissipation pipeline can in time flow back in the gas boiler after using, realizes cyclic utilization, and in addition, the heat source of gas boiler most comes from the marsh gas that produces in the fermentation vat and obtain after handling, and it is less to consume the energy.

Description

Red mud floating cover type methane tank capable of automatically controlling temperature of tank

Technical Field

The utility model belongs to the technical field of marsh gas production, in particular to a temperature red mud floating cover type marsh gas tank of an automatic control tank.

Background

The basic structure of the common red mud floating cover type methane tank is that a square or round brick-concrete or cement cast tank body is built below the tank body, and a floating cover made of red mud soft material is covered on the tank body. The pool type is simple and practical in structure, low in cost and convenient to maintain, and is widely popularized and applied all over the country in recent years. However, in the pool type, the upper soft floating cover is made of a thin material, so that the heat insulation performance is poor, and the temperature of feed liquid in the pool is greatly influenced by the change of the temperature difference between seasons and day and night, so that the gas production is low due to the over-low temperature of the pool in winter.

Disclosure of Invention

The utility model aims to provide a self-control red mud floating cover type methane tank.

In order to achieve the above purpose, the technical scheme of the utility model is that: a self-control pool warm red mud floating cover type methane tank comprises a fermentation pool, a feeding port, a discharging port, a methane liquid storage chamber, a red mud floating cover, a gas boiler, a gas separating tank, a supercharger, a desulfurizing tower and a gas-water separator, wherein the fermentation pool is arranged in a fermentation pool mounting groove below a ground plane, the fermentation pool comprises a bottom plate, a left side plate, a right side plate, a front side plate and a rear side plate, the bottom plate is arranged at the bottom of the fermentation pool mounting groove, the left side plate, the right side plate, the front side plate and the rear side plate which are higher than the ground plane are respectively arranged around the left side and the right side of the top end surface of the bottom plate, the left side plate is connected with the feeding port, the discharging port is arranged at the position of the right side plate close to the bottom, a partition plate lower than the ground plane is arranged at the right side of the right side plate, the top of the biogas slurry buffer chamber is provided with an overflow port, the top of the left side plate, the top of the right side plate, the top of the front side plate and the top of the rear side plate are provided with a red mud floating cover, and the gas boiler, the gas separating tank, the supercharger, the desulfurizing tower and the gas-water separator are sequentially arranged outside the fermentation tank.

Preferably, an air pump is installed at a certain position of the top of the red mud floating cover, a biogas conveying pipe is connected to the outer side of the air pump, the biogas conveying pipe starts from the air pump and is sequentially connected with a gas-water separator, a desulfurizing tower, a supercharger and a gas distribution tank, a tee joint is installed at the head of the biogas conveying pipe at the top of the gas distribution tank, the left end of the tee joint is connected with the biogas conveying pipe connected with a gas inlet on a gas boiler, and the right end of the tee joint is connected with the biogas conveying pipe of a house.

As preferred, the gas boiler left end is close to the top position and installs the delivery port, and the right-hand member is close to the bottom position and installs the return water mouth, delivery port and left side board lean on to lie in through going out water piping connection between the position below the horizon, return water mouth and right side board lean on to lie in between the position below the horizon to be connected through the wet return, install the cooling tube line that is located the fermentation vat between the head that outlet pipe and left side board meet and wet return and right side board connect, the wet return pump is installed to a certain position of wet return.

Preferably, the temperature controller is installed at the lower left corner of the front side surface of the gas-fired boiler, two groups of four temperature sensors which are located below the biogas slurry surface are respectively installed on the inner walls of the front side plate and the rear side plate, and the four groups of temperature sensors are connected with the temperature controller through leads.

Due to the adoption of the technical scheme, the beneficial effects of the utility model are that: the utility model discloses insert the heat dissipation pipeline in the fermentation vat, can improve the output of marsh gas in the fermentation vat when especially winter temperature is lower through rising up, moreover, the utility model discloses hot water among the well heat dissipation pipeline can in time flow back in the gas boiler after using, realizes cyclic utilization, and in addition, the heat source of gas boiler most comes from the marsh gas that produces in the fermentation vat and obtain after handling, and it is less to consume the energy.

Drawings

The present invention will now be further described with reference to the accompanying drawings.

Fig. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a top view of the fermentation tank of the present invention.

In the figure: 1. the device comprises a fermentation tank, 2, a feeding port, 3, a discharging port, 4, a biogas slurry storage chamber, 5, a red mud floating cover, 6, a gas boiler, 7, a gas separating tank, 8, a supercharger, 9, a desulfurizing tower, 10, a gas-water separator, 11, a fermentation tank mounting groove, 12, a bottom plate, 13, a left side plate, 14, a right side plate, 15, a front side plate, 16, a rear side plate, 17, a partition plate, 18, a baffle plate, 19, a biogas slurry buffer chamber, 20, an overflow port, 21, an air suction pump, 22, a biogas conveying pipe, 23, a tee joint, 24, a gas inlet, 25, a water outlet, 26, a water return port, 27, a water outlet pipe, 28, a water return pipe, 29, a heat dissipation pipeline, 30, a water return pump, 31, a temperature controller, 32, a temperature.

Detailed Description

As shown in figures 1 and 2, the utility model relates to an automatic control pond temperature red mud floating cover formula methane-generating pit which is characterized in that: including fermentation vat 1, pan feeding mouth 2, discharge gate 3, natural pond liquid storage chamber 4, red mud float cover 5, gas boiler 6, divide gas jar 7, booster compressor 8, desulfurizing tower 9 and gas-water separator 10, fermentation vat 1 is installed in fermentation vat mounting groove 11 that is located below the horizon, fermentation vat 1 includes bottom plate 12, left side board 13, right side board 14, preceding curb plate 15 and posterior lateral plate 16, bottom plate 12 is installed in the bottom of fermentation vat mounting groove 11, installs left side board 13, right side board 14, preceding curb plate 15 and the posterior lateral plate 16 that is higher than the horizon around the left and right sides of bottom plate 12 top end face respectively, left side board 13 has connect pan feeding mouth 2, right side board 14 is close to the bottom position and is equipped with discharge gate 3, the baffle 17 that is less than the horizon is installed on right side board 14 right side, baffle 18 that is a little more than the horizon is installed on baffle 17 right side, be storage chamber 4 between baffle 17 and the baffle 18, be natural pond liquid surge chamber 19 between right side board 14 and the baffle 17, the 19 tops of natural pond liquid surge chamber are equipped with overflow mouth 20, install red mud floating cover 5 at left side board 13, right side board 14, preceding curb plate 15 and 16 tops of posterior lateral plate, gas boiler 6, gas distribution tank 7, booster compressor 8, desulfurizing tower 9 and aqueous vapor separator 10 install in proper order outside fermentation vat 1.

The red mud floats 5 top a certain position of cover and installs aspiration pump 21, biogas conveying pipe 22 is connected in the aspiration pump 21 outside, biogas conveying pipe 22 follows aspiration pump 21 and sets out, connects gradually gas-water separator 10, desulfurizing tower 9 booster compressor 8 and divides gas tank 7, tee bend 23 is installed to the head of the biogas conveying pipe 22 at branch gas tank 7 top, the biogas conveying pipe 22 that meets with the gas entry 24 that is located gas boiler 6 is connected to the left end of tee bend 23, and the right-hand member is connected into family's biogas conveying pipe 22.

A water outlet 25 is arranged at the left end of the gas boiler 6 close to the top, a water return port 26 is arranged at the right end close to the bottom, the water outlet 25 is connected with the left side plate 13 close to the position below the ground level through a water outlet pipe 27, the water return port 25 is connected with the right side plate 14 close to the position below the ground level through a water return pipe 28, a heat dissipation pipeline 29 arranged in the fermentation tank 1 is arranged between the head of the water outlet pipe 27 connected with the left side plate 13 and the head of the water return pipe 28 connected with the right side plate 14, and a water return pump 30 is arranged at a certain position of the water return pipe 28.

A temperature controller 31 is installed at the lower left corner of the front side surface of the gas boiler 6, two groups of four temperature sensors 32 which are located below the biogas slurry surface are respectively installed on the inner walls of the front side plate 15 and the rear side plate 16, and the four groups of temperature sensors 32 are connected with the temperature controller 31 through leads 33.

The working principle is as follows: communicating a certain amount of water with biogas materials to be fermented, delivering the water into the fermentation tank 1 from the feeding port 2, igniting the gas boiler 6, introducing the heated water into the heat dissipation pipeline 29 through the water outlet pipe 27, heating the biogas slurry in the fermentation tank 1, wherein in the process, the temperature sensor 32 monitors the temperature of the biogas slurry in the fermentation tank 1 in real time and feeds the temperature back to the temperature controller 31 through the lead 33, adjusting the temperature of the water passing through the heat dissipation pipeline 29 in real time, after the fermentation is finished, the biogas enters the biogas conveying pipe 22 through the air pump 21, sequentially passes through the gas-water separator 10, the booster 8 of the desulfurizing tower 9 and the gas distribution tank 7 to be treated to obtain gas, and then passes through the tee 23, most of the gas enters the household, and a small part of the gas is transmitted to the gas boiler 6 for use.

In the above process, after the heat of the hot water in the heat radiation pipe line 29 is reduced, the hot water is pumped back into the gas boiler 6 by the return pump 30 to be reheated and reused.

The foregoing is a detailed description of the present invention in connection with specific preferred embodiments, and it is not to be construed that the specific embodiments of the present invention are limited to those descriptions. To those skilled in the art to which the invention pertains, without departing from the spirit of the invention, several simple deductions or substitutions can be made, all of which should be considered as belonging to the scope of patent protection defined by the claims filed with the invention.

Claims (4)

1. A self-control pool temperature red mud floating cover type methane tank is characterized in that: including fermentation vat, pan feeding mouth, discharge gate, natural pond liquid reservoir, red mud float cover, gas boiler, branch gas pitcher, booster compressor, desulfurizing tower and gas-water separator, the fermentation vat is installed in the fermentation vat mounting groove that is located below the horizon, the fermentation vat includes bottom plate, left side board, right side board, preceding curb plate and posterior lateral plate, the bottom plate is installed in the bottom of fermentation vat mounting groove, installs left side board, right side board, preceding curb plate and the posterior lateral plate that is higher than the horizon respectively around the left and right sides of bottom plate top end face, the left side board has connect the pan feeding mouth, the right side board is close to the bottom position and is equipped with the discharge gate, the baffle that is less than the horizon is installed on right side board right side, the baffle that is a little higher than the horizon is installed on the baffle right side, be natural pond liquid reservoir between baffle and the baffle, be natural pond liquid surge chamber between, install red mud floating cover at left side board, right side board, preceding curb plate and posterior lateral plate top, gas boiler, branch gas pitcher, booster compressor, desulfurizing tower and gas-water separator install in proper order outside the fermentation vat.

2. The automatic control pool temperature red mud floating cover type methane tank of claim 1, which is characterized in that: the red mud floats cover top a certain position and installs the aspiration pump, biogas conveying pipe is connected in the aspiration pump outside, biogas conveying pipe follows the aspiration pump and sets out, connects gradually deareator, desulfurizing tower, booster compressor and gas distribution tank, the tee bend is installed to the head of the biogas conveying pipe at gas distribution tank top, the biogas conveying pipe that meets with the gas inlet that is located gas boiler is connected to the left end of tee bend, and the biogas conveying pipe of registering one's residence is connected to the right-hand member.

3. The automatic control pool temperature red mud floating cover type methane tank of claim 1, which is characterized in that: the gas boiler left end is close to the top position and installs the delivery port, and the right-hand member is close to the bottom position and installs the return water mouth, delivery port and left side board lean on to lie in through going out water piping connection between the position below the horizon, return water mouth and right side board lean on to lie in between the position below the horizon to be connected through the wet return, install the cooling tube line that is located the fermentation vat between the head that head and wet return and right side board that the outlet pipe and left side board meet connect, the wet return pump is installed to a certain position of wet return.

4. The automatic control pool temperature red mud floating cover type methane tank of claim 1, which is characterized in that: the temperature controller is installed at the lower left corner of the front side face of the gas-fired boiler, two groups of four temperature sensors which are located below a biogas slurry level are respectively installed on the inner walls of the front side plate and the rear side plate, and the four groups of temperature sensors are connected with the temperature controller through leads.

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