Temperature adjusting device for biogas fermentation

Abstract

The utility model discloses a temperature adjusting device for biogas fermentation. The temperature adjusting device comprises a spiral pipe, a connecting pipe, a temperature sensor, a controller, a round box, a rectangular box, a rectangular frame, an electric control valve, a short pipe, a glass plate, an electric heating wire and an electric fan, the solar heating device is reasonable in structural design, the glass plate is irradiated by sunlight, the temperature in the rectangular frame is increased, heat is conducted into the connecting pipe, or heat is generated through the electric heating wire and conducted into the communicated connecting pipe, meanwhile, the electric fan located in the round box is operated, the heat can circularly flow into the spiral pipe communicated through the connecting pipe, and the heat utilization rate is improved. The temperature environment for fungus breeding required by fermentation is guaranteed, high temperature in the biogas digester can be conveniently conducted and discharged through the opened electric control valve, the cooling effect is achieved, and the situation that the interior of the biogas digester explodes due to continuous temperature increase is avoided.

Description

Technical Field

[0001] The utility model relates to a temperature control device for biogas fermentation, belonging to the technical field of biogas fermentation applications. Background Technique

[0002] Biogas fermentation, also known as anaerobic digestion and anaerobic fermentation, refers to the process in which organic substances (such as human and animal manure, straw, weeds, etc.) under certain moisture, temperature and anaerobic conditions, through the decomposition metabolism of various microorganisms, finally form combustible mixed gases (biogas) such as methane and carbon dioxide.

[0003] The normal temperature inside the biogas fermentation tank is not conducive to the rapid reproduction of fermentation bacteria, resulting in low fermentation efficiency. And biogas is inflammable and explosive, and general heating and temperature control devices are not suitable for heating inside the biogas fermentation tank. Therefore, a temperature control device for biogas fermentation is proposed to solve the above problems. Content of the Utility Model

[0004] The purpose of the utility model is to provide a temperature control device for biogas fermentation to solve the above problems.

[0005] The utility model realizes the above purpose through the following technical solutions. A temperature control device for biogas fermentation includes a spiral tube, a connecting tube, a temperature sensor, a controller, a round box, a rectangular box, a rectangular frame, an electric control valve, a short tube, a glass plate, an electric heating wire and an electric fan. The two end ports of the spiral tube are respectively connected and installed with connecting tubes, and the outer end ports of the two connecting tubes are respectively connected and installed on both sides of the round box. An electric fan is arranged inside the round box, and the rectangular boxes located on both sides of the round box are respectively internally communicated with the corresponding external parts of the two connecting tubes. An electric heating wire is installed inside the rectangular box, and a rectangular frame is connected and installed at one end of the rectangular box. A glass plate is installed at the frame opening of the rectangular frame.

[0006] Preferably, the bottom of the rectangular frame is connected and installed with a short tube, and an electric control valve is installed on the short tube.

[0007] Preferably, a bracket is installed at the bottom of the round box, and the bottom of the bracket is fixedly connected to the middle position of the top of the round cover.

[0008] Preferably, the temperature sensor is installed at the middle position inside the round cover, and the temperature sensor is electrically connected to the controller located on the outer surface of the round cover.

[0009] Preferably, the electric fan is fixedly connected to the inside of the round box through a carrier.

[0010] Preferably, the controller is electrically controlled and connected to the electric control valve through a signal wire.

[0011] The beneficial effects of the present utility model are as follows: By irradiating the glass plate with sunlight, the temperature inside the rectangular frame rises and the heat is conducted into the connecting pipe, or heat is generated by the electric heating wire and conducted into the connected connecting pipe. At the same time, the electric fan located inside the round box is operated, which is conducive to circulating the heat into the spiral pipe connected through the connecting pipe, so as to heat the fermented biogas slurry through heat conduction and ensure the temperature environment for the reproduction of the bacteria required for fermentation. By opening the electric control valve, it is convenient to conduct and discharge the high temperature inside the biogas digester to achieve the cooling effect and avoid the situation of explosion inside the biogas digester due to continuous high temperature. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0013] Figure 1 It is a schematic diagram of the overall structure of the present utility model;

[0014] Figure 2 It is a schematic diagram of the connection structure between the rectangular frame and the rectangular box of the present utility model;

[0015] Figure 3 It is a side view of the structure of the round box of the present utility model.

[0016] In the figure: 1, spiral pipe; 2, connecting pipe; 3, temperature sensor; 4, round cover; 5, controller; 6, bracket; 7, round box; 8, rectangular box; 9, rectangular frame; 10, electric control valve; 11, short pipe; 12, glass plate; 13, electric heating wire; 14, carrier; 15, electric fan. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0017] In order to make the objectives, features, and advantages of the present utility model more obvious and understandable, the following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the drawings in the embodiments of the present utility model. Obviously, the embodiments described below are only some embodiments of the present utility model, rather than all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present utility model.

[0018] The technical solutions of the present utility model will be further described below in conjunction with the drawings and through specific embodiments.

[0019] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present utility model.

[0020] Please refer to Figures 1-3 As shown in the figure, a temperature control device for biogas fermentation includes a spiral tube 1, a connecting tube 2, a temperature sensor 3, a controller 5, a round box 7, a rectangular box 8, a rectangular frame 9, an electric control valve 10, a short tube 11, a glass plate 12, an electric heating wire 13 and an electric fan 15. The two end ports of the spiral tube 1 are respectively connected and installed with the connecting tube 2, and the outer end ports of the two connecting tubes 2 are respectively connected and installed on both sides of the round box 7. An electric fan 15 is arranged inside the round box 7, and the rectangular boxes 8 located on both sides of the round box 7 are respectively internally communicated with the corresponding external parts of the two connecting tubes 2. An electric heating wire is installed inside the rectangular box 8, and one end of the rectangular box 8 is connected and installed with a rectangular frame 9. A glass plate 12 is installed at the opening of the rectangular frame 9.

[0021] As Figure 1 shown, the bottom of the rectangular frame 9 is connected and installed with a short tube 11, and an electric control valve 10 is installed on the short tube 11 so as to control the communication between the internal space of the rectangular frame 9 and the external space.

[0022] As Figure 3 shown, a bracket 6 is installed at the bottom of the round box 7, and the middle position of the bottom of the bracket 6 is fixedly connected to the top of the round cover 4, achieving the effect of supporting and fixing the round box 7.

[0023] As Figure 1 shown, the temperature sensor 3 is installed at the middle position inside the round cover 4, and the temperature sensor 3 is electrically connected to the controller 5 located on the outer surface of the round cover 4. The temperature sensor 3 is used to detect the temperature inside the biogas fermentation tank and transmit the detected temperature signal to the controller 5 so that the controller 5 can issue operation instructions to each actuator according to the temperature change.

[0024] As Figure 3 shown, the electric fan 15 is fixedly connected to the inside of the round box 7 through a carrier 14, playing a role in fixing the electric fan 15.

[0025] The controller 5 is electrically connected and controlled to the electric control valve 10 through a signal line.

[0026] When the utility model is in use, sunlight irradiates the glass plate 12, so that the temperature inside the rectangular frame 9 rises and the heat is conducted into the connecting pipe 2, or heat is generated by the electric heating wire 13 and conducted into the connected connecting pipe 2. At the same time, the electric fan 15 located in the circular box 7 is operated, which is beneficial to circulating the heat to the spiral pipe 1 communicated with the connecting pipe 2, so as to heat the fermented biogas slurry by heat conduction and ensure the temperature environment required for the reproduction of bacteria in the fermentation. By opening the electric control valve 10, it is convenient to conduct and discharge the high temperature inside the biogas digester, achieving the effect of cooling and avoiding the explosion inside the biogas digester due to continuous high temperature.

[0027] For those skilled in the art, it is obvious that the present utility model is not limited to the details of the above exemplary embodiments, and without departing from the spirit or basic characteristics of the present utility model, the present utility model can be implemented in other specific forms. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting. The scope of the present utility model is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the same essential elements of the claims are intended to be included in the present utility model. Any reference signs in the claims should not be regarded as limiting the claimed rights.

[0028] As mentioned above, the above embodiments are only used to illustrate the technical solutions of the present utility model, rather than to limit it; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. A temperature control device for biogas fermentation, characterized in that: It includes a spiral tube (1), a connecting tube (2), a temperature sensor (3), a controller (5), a round box (7), a rectangular box (8), a rectangular frame (9), an electric control valve (10), a short tube (11), a glass plate (12), an electric heating wire (13) and an electric fan (15). The two ends of the spiral tube (1) are respectively connected and installed with connecting tubes (2), and the outer ends of the two connecting tubes (2) are respectively connected and installed on both sides of the round box (7). An electric fan (15) is arranged in the round box (7), and rectangular boxes (8) located on both sides of the round box (7) are respectively internally connected to the corresponding external parts of the two connecting tubes (2). An electric heating wire is installed in the rectangular box (8), and one end of the rectangular box (8) is connected and installed with a rectangular frame (9). A glass plate (12) is installed at the opening of the rectangular frame (9).

2. The temperature control device for biogas fermentation according to claim 1, characterized in that: The bottom of the rectangular frame (9) is connected and installed with a short tube (11), and an electric control valve (10) is installed on the short tube (11).

3. The temperature control device for biogas fermentation according to claim 1, characterized in that: A bracket (6) is installed at the bottom of the round box (7), and the bottom of the bracket (6) is fixedly connected to the middle position of the top of the round cover (4).

4. A temperature control device for biogas fermentation according to claim 1, characterized in that: The temperature sensor (3) is installed at the middle position in the round cover (4), and the temperature sensor (3) is electrically connected to the controller (5) located on the outer surface of the round cover (4).

5. The temperature control device for biogas fermentation according to claim 1, characterized in that: The electric fan (15) is fixedly connected to the inside of the round box (7) through a carrier (14).

6. The temperature control device for biogas fermentation according to claim 1, wherein: The controller (5) is electrically connected to the electric control valve (10) through a signal line for control.

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