White spirit fermentation device

Abstract

The utility model relates to the technical field of fermentation devices, in particular to a white spirit fermentation device. The device comprises a fermentation tank, the fermentation tank is provided with a heating device, the heating device comprises a spiral stirring paddle made of a heat conduction material, the spiral stirring paddle is provided with a stirring central shaft, and a heat exchange pipe is fixedly connected in the spiral stirring paddle. The heat exchange pipe is provided with a heat exchange medium inlet and a heat exchange medium outlet at the top end of the outer side wall of the stirring center shaft, the periphery of the stirring center shaft is movably sleeved with a first sealing sleeve in a sealing mode at the position corresponding to the heat exchange medium inlet, and the side face of the first sealing sleeve is fixedly connected with a water inlet pipe. The periphery of the stirring central shaft is movably sleeved with a second sealing sleeve in a sealing manner at the position corresponding to the heat exchange medium outlet, the side surface of the second sealing sleeve is fixedly connected with a water outlet pipe, and the first sealing sleeve and the second sealing sleeve are fixedly arranged relative to the fermentation tank. The device is favorable for ensuring uniform distribution of internal temperature in the fermentation process.

Description

Technical Field

[0001] The utility model relates to the technical field of fermentation devices, in particular to a liquor fermentation device. Background Art

[0002] Liquor is a type of liquor made from starch (sugar) raw materials using koji and yeast as saccharification and fermentation agents, and through a process of cooking, saccharification, fermentation, distillation, aging and blending. During the fermentation process, a variety of microorganisms are needed to decompose and ferment the raw materials. In order to improve the efficiency of fermentation, constant temperature fermentation equipment is often used.

[0003] The existing constant temperature fermentation device generally includes an equipment body and a control system. The equipment body includes a fermenter, a bracket is fixedly connected to the bottom of the fermenter, a discharge pipe is fixedly connected to the bottom end of the fermenter, a control valve is fixedly connected to the side of the discharge pipe, a feed sealing cover that can be opened and closed is arranged at the top of the fermenter, a temperature detection device is fixedly connected to the inner wall of the side of the fermenter, and the fermenter is equipped with a heating device. The heating device generally has two settings, one is a heating jacket arranged on the outer wall of the fermenter (or a heat exchange circuit is directly arranged on the outer wall of the fermenter), and the other is a heat exchange pipeline or an electric heating coil is fixedly arranged inside the fermenter. No matter which of the above heating devices is used, the uniformity of the heating process needs to be further improved, and the uniformity of the heating process directly affects the efficiency of fermentation. At the same time, during the fermentation process, microorganisms will produce a large amount of gas or consume oxygen, causing the internal air pressure to change, and the existing equipment cannot control the internal pressure more conveniently. Utility Model Content

[0004] The first technical problem to be solved by the utility model is to provide a liquor fermentation device with better heating uniformity.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a liquor fermentation device, including an equipment body and a control system, the equipment body includes a fermentation tank, the bottom of the fermentation tank is fixedly connected with a bracket, the bottom end of the fermentation tank is fixedly connected with a discharge pipe, the side of the discharge pipe is fixedly connected with a control valve, the top of the fermentation tank is provided with an openable and closable feed sealing cover, the inner wall of the side of the fermentation tank is fixedly connected with a temperature detection device, the fermentation tank is equipped with a heating device, the heating device includes a spiral stirring paddle made of heat-conducting material, the spiral stirring paddle has a stirring center axis, the stirring center axis is vertically arranged, and the top of the stirring center axis is connected to the top of the fermentation tank through a rotating structure (the rotating structure is a conventional structure, generally a shaft sleeve can be used Or bearing to achieve rotational connection), the interior of the spiral stirring paddle is fixedly connected with a heat exchange tube, and the heat exchange tube is provided with a heat exchange medium inlet and a heat exchange medium outlet at the top position of the outer side wall of the stirring central shaft, the outer periphery of the stirring central shaft is sealed and movably sleeved with a first sealing sleeve at a position corresponding to the heat exchange medium inlet, and a water inlet pipe is fixedly connected to the side of the first sealing sleeve, and the outer periphery of the stirring central shaft is sealed and movably sleeved with a second sealing sleeve at a position corresponding to the heat exchange medium outlet, and a water outlet pipe is fixedly connected to the side of the second sealing sleeve, the first sealing sleeve and the second sealing sleeve are fixedly arranged relative to the fermentation tank, and a support block is fixedly connected to the top of the fermentation tank, a motor is fixedly connected to the support block, and the output shaft of the motor is drivingly connected to the stirring central shaft.

[0006] As a further preferred embodiment of the present invention: a pressure control mechanism is provided at the top of the fermentation tank, the pressure control mechanism includes a piston cylinder, the bottom end of the piston cylinder is fixedly connected to the top end of the fermentation tank, the top inner wall of the piston cylinder is fixedly connected to a first pressure spring, the bottom end of the first pressure spring is fixedly connected to a sealing piston, the bottom end of the sealing piston is fixedly connected to a second pressure spring, the bottom end of the second pressure spring is fixedly connected to the bottom inner wall of the piston cylinder, the side of the piston cylinder is fixedly connected to an air guide pipe, the air guide pipe is connected to a solenoid valve, the lower part of the side of the piston cylinder is provided with a first control mechanism, the upper part of the side of the piston cylinder is provided with a second control mechanism, the first control mechanism and the second control mechanism are respectively located at two side areas of the sealing piston; the first control mechanism includes a mounting block and a pressing block, the side of the mounting block is fixedly connected to the side of the piston cylinder, a sliding groove matching the pressing block is provided on the side of the mounting block facing the piston cylinder, a reset spring is connected between the bottom wall of the sliding groove and the end face of the pressing block, and the side wall of the piston cylinder has a sliding groove matching the pressing block The invention relates to a movable guide hole. When the return spring is in a natural state, the pressure block partially extends into the piston cylinder. The end of the pressure block extending into the piston cylinder is provided with a pressure block driving surface. The internal area of ​​the return spring is provided with a buffer spring and a touch switch. One end of the buffer spring is connected to the bottom wall of the sliding groove, and the other end is connected to the end face of the touch switch. When the return spring and the buffer spring are both in a natural state, the end face of the pressure block and the end face of the touch switch are arranged at a relative interval. The sealing piston is arranged to slide along the axial direction of the piston cylinder. The outer periphery of the sealing piston is fixedly connected with a sealing ring matched with the inner wall of the piston cylinder. The upper and lower end faces of the sealing piston are respectively provided with piston driving surfaces. Through the cooperation of the piston driving surface and the pressure block driving surface, the axial movement of the sealing piston along the piston cylinder can be converted into the linear movement of the pressure block along the sliding guide hole. When the pressure block is driven to move by the sealing piston, the pressure block can abut against the control touch switch. The touch switch and the solenoid valve are both electrically connected to the control system. The structure of the second control mechanism is the same as that of the first control mechanism.

[0007] As a further preferred solution of the utility model: the piston driving surface and the pressure block driving surface are both arc surfaces.

[0008] As a further preferred embodiment of the present invention: a measuring mechanism is arranged on the side of the piston cylinder, and the measuring mechanism includes a mounting box, which is fixedly connected to the side of the piston cylinder or to the outer surface of the top end of the fermentation tank, and the top end of the mounting box is connected to a second connecting rod which is arranged to slide vertically, and the top end of the piston cylinder is fixedly connected to the mounting rod, and the top end of the mounting rod is rotatably connected to the rotating rod through a pin shaft, and the pin shaft is located in the middle of the rotating rod, and the axis of the pin shaft is horizontally arranged, and the rotating rod is provided with a first strip movable groove and a second strip movable groove extending along its axial direction, and the first strip movable groove and the second strip movable groove are respectively located on both sides of the pin shaft, and the top end of the sealing piston is fixedly connected to the first connecting rod, and the axis of the first connecting rod, the second connecting rod and the second connecting rod are respectively connected to the first connecting rod. The axes of the connecting rods are consistent with the axis direction of the sealing piston, the top end of the first connecting rod forms a sliding connection with the first strip movable groove through the first sliding pin, and the top end of the second connecting rod forms a sliding connection with the second strip movable groove through the second sliding pin, and the vertical lifting movement of the first connecting rod can drive the second connecting rod to move vertically; a sliding resistor is fixedly connected to the inner wall of the side of the installation box, the bottom end of the sliding resistor is electrically connected to a power supply through a wire, the power supply is electrically connected to a current detection component through a wire, the current detection component is electrically connected to the sliding contact of the sliding resistor through a wire, the bottom end of the second connecting rod is fixedly connected to the sliding contact of the sliding resistor, and when the second connecting rod moves vertically, it synchronously drives the sliding contact to move on the sliding resistor.

[0009] As a further preferred solution of the present invention: the first sealing sleeve and the second sealing sleeve are both arranged in the outer area of ​​the fermentation tank.

[0010] As a further preferred solution of the utility model: the feed sealing cover is arranged on the top of the fermentation tank in a threaded connection manner.

[0011] The beneficial effects of the utility model are as follows: the heat exchange tube is a whole and is evenly distributed inside the entire spiral stirring paddle. The heat exchange medium inlet and the heat exchange medium outlet of the heat exchange tube are respectively located at the positions of the first sealing sleeve and the second sealing sleeve. The spiral stirring paddle is inserted into the fermentation raw material. The temperature detection device is evenly distributed inside the fermentation tank. During the fermentation process, according to the temperature measured by the temperature detection device, the water inlet pipe is connected to hot water or cooling water, so that it enters the heat exchange tube through the first sealing sleeve. The entire spiral stirring paddle is made of heat-conducting material. Water flows through the inside of the heat exchange tube to exchange heat with the raw materials inside the fermentation tank, and then flows into the second sealing sleeve and finally flows out from the water outlet pipe, so as to control the internal temperature of the fermentation tank and maintain a constant temperature. During the heating process, the fermentation raw materials can also be stirred by the rotational motion of the spiral stirring paddle, which is beneficial to ensure that the internal temperature is evenly distributed during the fermentation process.

[0012] In addition, the utility model adds a pressure control mechanism. When the internal air pressure of the fermenter increases, the sealing piston moves upward and contacts the pressure block of the second control mechanism, so that the second control mechanism controls the solenoid valve to open, and the internal gas of the fermenter is discharged through the air duct until the sealing piston is separated from the second control mechanism, and the second control mechanism controls the solenoid valve to close; when the internal air pressure of the fermenter decreases, the sealing piston moves downward, so that the sealing piston contacts the pressure block of the first control mechanism, so that the first control mechanism controls the air duct to open, and outside air enters the fermenter through the air duct until the internal air pressure of the fermenter returns to normal, the sealing piston is separated from the first control mechanism, and the first control mechanism controls the solenoid valve to close, which is beneficial to keep the internal pressure of the equipment within a certain range to ensure the normal reaction.

[0013] The utility model adds a measuring mechanism. When the air pressure inside the fermentation tank changes, the sealing piston drives the first connecting rod to move up and down, so that the first connecting rod drives the rotating rod to rotate along the pin shaft at the top of the installation rod, so that the rotating rod drives the second connecting rod to move up and down, so that the sliding contact of the sliding resistor moves, so that the resistance in the circuit connected to the sliding resistor changes, so that the current value of the current detection component changes, and then the change of the air pressure inside the fermentation tank is reflected in real time. The current signal can also be further directly converted into the size of the air pressure inside the fermentation tank by using existing conventional conversion elements and control programs and sent to the control system terminal, which is conducive to real-time monitoring of the pressure change inside the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of the utility model (the fermentation tank is in a half-section state);

[0015] Figure 2 This is a schematic diagram of the top portion of the heating device of the utility model;

[0016] Figure 3 It is a cross-sectional structural diagram of the heat exchange pipeline interface part of the heating device of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the pressure control mechanism of the utility model;

[0018] Figure 5 It is a schematic cross-sectional structure diagram of the pressure control mechanism of the utility model;

[0019] Figure 6 for Figure 5 A is an enlarged structural diagram;

[0020] Figure 7 This is a schematic diagram of the structure of the measuring mechanism of the utility model;

[0021] Figure 8 It is a schematic diagram of the internal structure of the installation box of the utility model.

[0022] The accompanying drawings are marked as follows: 1. Equipment body; 101. Fermentation tank; 102. Bracket; 103. Feed sealing cover; 104. Control valve; 105. Discharge pipe; 2. Pressure control mechanism; 201. Piston cylinder; 202. Air guide pipe; 203. Solenoid valve; 204. First pressure spring; 205. Sealing ring; 206. Piston driving surface; 207. Sealing piston; 208. Second pressure spring; 3. Measuring mechanism; 301. Installation box; 302. Rotating rod; 303. First connecting rod; 304. Installation rod; 305. First strip movable groove ; 306, second strip movable groove; 307, second connecting rod; 308, sliding resistor; 309, current detection element; 310, power supply; 4, heating device; 401, motor; 402, support block; 403, spiral stirring paddle; 404, water inlet pipe; 405, first sealing sleeve; 406, second sealing sleeve; 407, water outlet pipe; 408, heat exchange tube; 5, first control mechanism; 501, mounting block; 502, pressure block; 503, reset spring; 504, buffer spring; 505, touch switch; 6, second control mechanism. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figures 1 to 8The utility model includes an equipment body 1 and a control system. The equipment body 1 includes a fermentation tank 101. The bottom of the fermentation tank 101 is fixedly connected with a bracket 102. The bottom end of the fermentation tank 101 is fixedly connected with a discharge pipe 105. The side of the discharge pipe 105 is fixedly connected with a control valve 104. The top of the fermentation tank 101 is provided with an openable and closable feed sealing cover 103. The inner wall of the side of the fermentation tank 101 is fixedly connected with a temperature detection device. The fermentation tank 101 is equipped with a heating device 4. The heating device 4 includes a spiral stirring paddle 403 made of heat-conducting material. The spiral stirring paddle 403 has a stirring center axis. The stirring center axis is vertically arranged. The top of the stirring center axis is connected to the top of the fermentation tank 101 through a rotating structure. The inside of the spiral stirring paddle 403 is fixedly connected with a heat The heat exchange tube 408 is provided with a heat exchange medium inlet and a heat exchange medium outlet at the top position of the outer wall of the stirring central shaft. The outer periphery of the stirring central shaft is sealed and movably sleeved with a first sealing sleeve 405 at a position corresponding to the heat exchange medium inlet. The side of the first sealing sleeve 405 is fixedly connected with a water inlet pipe 404. The outer periphery of the stirring central shaft is sealed and movably sleeved with a second sealing sleeve 406 at a position corresponding to the heat exchange medium outlet. The side of the second sealing sleeve 406 is fixedly connected with a water outlet pipe 407. The first sealing sleeve 405 and the second sealing sleeve 406 are fixedly arranged relative to the fermentation tank 101. The top of the fermentation tank 101 is fixedly connected with a support block 402. The support block 402 is fixedly connected with a motor 401. The output shaft of the motor 401 is drivingly connected with the stirring central shaft. The inner annular surfaces of the first sealing sleeve 405 and the second sealing sleeve 406 need to maintain reliable sealing with the outer peripheral surface of the stirring central shaft. Generally, it is also possible to consider adding a sealing rubber ring.

[0025] In a specific implementation, the heat exchange tube 408 is an integral body and is evenly distributed inside the entire spiral stirring paddle 403 (including but not limited to the blade portion of the spiral stirring paddle 403), the heat exchange medium inlet and the heat exchange medium outlet are respectively located at the positions of the first sealing sleeve 405 and the second sealing sleeve 406, the feed sealing cover 103 is opened to pour the raw materials required for the fermentation of white wine into the fermentation tank 101, and then the feed sealing cover 103 is closed, the main structure of the spiral stirring paddle 403 is located inside the fermentation raw materials, the temperature detection device is evenly distributed inside the fermentation tank 101, and during the fermentation process, according to the temperature measured by the temperature detection device, the water inlet pipe 404 is connected to hot water or cooling water (the specific control method can refer to the existing technology for implementation, can be manually controlled, or can be combined with The control program is automatically controlled. The improvement of the utility model lies in the specific structure of the heating device 4, which does not involve the computer control program). The heating device 4 passes through the first sealing sleeve 405 and enters the interior of the heat exchange tube 408. The entire spiral stirring blade 403 is made of heat-conducting material. The water flows through the interior of the heat exchange tube 408 to exchange heat with the raw materials inside the fermentation tank 101, and then flows into the second sealing sleeve 406 and finally flows out from the outlet pipe 407 to control the internal temperature of the fermentation tank 101 and maintain a constant temperature. At the same time, the spiral stirring blade 403 rotates to stir the raw materials inside the fermentation tank 101, so that the raw materials inside the fermentation tank 101 are evenly mixed. After the fermentation is completed, the control valve 104 is opened, and the liquor and raw materials inside the fermentation tank 101 are discharged through the discharge pipe 105. It can be understood that the utility model claims to protect the device structure, not the heat exchange medium, and the "hot water or cooling water" mentioned here can also be replaced by other heat exchange media.

[0026] The utility model is preferably provided with a pressure control mechanism 2 at the top of the fermentation tank 101, and the pressure control mechanism 2 includes a piston cylinder 201, the bottom end of the piston cylinder 201 is fixedly connected to the top of the fermentation tank 101, the top inner wall of the piston cylinder 201 is fixedly connected with a first pressure spring 204, the bottom end of the first pressure spring 204 is fixedly connected with a sealing piston 207, the bottom end of the sealing piston 207 is fixedly connected with a second pressure spring 208, the bottom end of the second pressure spring 208 is fixedly connected to the bottom inner wall of the piston cylinder 201, the side of the piston cylinder 201 is fixedly connected with an air guide pipe 202, the air guide pipe 202 is connected with an electromagnetic valve 203, and the lower part of the side of the piston cylinder 201 is provided with a first control The first control mechanism 5 comprises a mounting block 501 and a pressure block 502. The side of the mounting block 501 is fixedly connected to the side of the piston cylinder 201. The mounting block 501 is provided with a sliding groove matching the pressure block 502 on the side facing the piston cylinder 201. A return spring 503 is connected between the bottom wall of the sliding groove and the end face of the pressure block 502. The side wall of the piston cylinder 201 has a sliding guide hole matching the pressure block 502. When the return spring 503 is in a natural state, the pressure block 502 partially extends into the piston cylinder 20 1, the end of the pressing block 502 extending into the piston cylinder 201 is provided with a pressing block driving surface, the internal area of ​​the reset spring 503 is provided with a buffer spring 504 and a touch switch 505, one end of the buffer spring 504 is connected to the bottom wall of the sliding groove, and the other end is connected to the end face of the touch switch 505, when the reset spring 503 and the buffer spring 504 are both in a natural state, the end face of the pressing block 502 and the end face of the touch switch 505 are arranged with a relative interval; the sealing piston 207 is arranged to slide along the axial direction of the piston cylinder 201, the outer periphery of the sealing piston 207 is fixedly connected with a sealing ring 205 matched with the inner wall of the piston cylinder 201, and the upper and lower end faces of the sealing piston 207 are respectively A piston driving surface 206 is provided, and the cooperation between the piston driving surface 206 and the pressure block driving surface can convert the axial movement of the sealing piston 207 along the piston cylinder 201 into the linear movement of the pressure block 502 along the sliding guide hole, and when the pressure block 502 is driven to move by the sealing piston 207, the pressure block 502 can abut against the control touch switch 505; the touch switch 505 and the solenoid valve 203 are both electrically connected to the control system; the second control mechanism 6 and the first control mechanism 5 have the same structure, that is, the second control mechanism 6 also includes a mounting block 501, a pressure block 502, a return spring 503, a buffer spring 504 and a touch switch 505, and the cooperation relationship between the components is the same.

[0027] The working principle of the pressure control mechanism 2 is as follows: the first pressure spring 204 pushes the sealing piston 207 downward, and the second pressure spring 208 pushes the sealing piston 207 upward. When the internal air pressure of the fermentation tank 101 is consistent with the external air pressure, the sealing piston 207 is located at the center of the piston cylinder 201. As the fermentation proceeds, when the internal air pressure of the fermentation tank 101 increases, the sealing piston 207 moves upward and contacts the pressure block 502 of the second control mechanism 6. When the second control mechanism 6 controls the solenoid valve 203 to open through the touch switch 505, the internal gas of the fermentation tank 101 is discharged through the air duct 202, the internal air pressure of the fermentation tank 101 drops, and the sealing piston 207 moves downward until the sealing piston 207 is separated from the second control mechanism 6, and the solenoid valve 203 is closed through the touch switch 505. During the fermentation process, when the air pressure inside the fermentation tank 101 decreases, the sealing piston 207 moves downward, so that the sealing piston 207 contacts the pressing block 502 of the first control mechanism 5, so that the touch switch 505 of the first control mechanism 5 controls the electromagnetic valve 203 of the air guide pipe 202 to open, and the outside air enters the fermentation tank 101 through the air guide pipe 202 until the air pressure inside the fermentation tank 101 returns to normal, the sealing piston 207 moves upward, so that the sealing piston 207 is separated from the first control mechanism 5, and the touch switch 505 of the first control mechanism 5 controls the electromagnetic valve 203 to close. The buffer spring 504 plays a role in protecting the touch switch 505.

[0028] The specific control principle of the first control mechanism 5 and the second control mechanism 6 is as follows: when the sealing piston 207 contacts the pressure block 502, the sealing piston 207 pushes the pressure block 502 to contact the touch switch 505, and the touch switch 505 controls the solenoid valve 203 to open; when the sealing piston 207 separates from the pressure block 502, the return spring 503 pushes the pressure block 502 to move toward the inner cavity of the piston cylinder 201, and the pressure block 502 separates from the touch switch 505, and the touch switch 505 controls the solenoid valve 203 to close.

[0029] The piston driving surface 206 and the pressing block driving surface are matched with each other in a conventional mechanism in the mechanical field, which can be matched with each other by inclined surfaces, matched with each other by inclined surfaces and matched with each other by curved surfaces, or matched with each other by curved surfaces. In order to make the structure simple and reliable, the piston driving surface 206 and the pressing block driving surface in the utility model are preferably arc surfaces.

[0030] The utility model preferably has a measuring mechanism 3 disposed on the side of the piston cylinder 201, and the measuring mechanism 3 includes a mounting box 301, and the mounting box 301 is fixedly connected to the side of the piston cylinder 201 or to the top outer surface of the fermentation tank 101. The utility model preferably fixes the mounting box 301 to the side of the piston cylinder 201. The top of the mounting box 301 is connected to a second connecting rod 307 which is set to slide vertically, the top of the piston cylinder 201 is fixedly connected to a mounting rod 304, the top of the mounting rod 304 is rotatably connected to a rotating rod 302 through a pin shaft, the pin shaft is located in the middle of the rotating rod 302, the axis of the pin shaft is horizontally arranged, and the rotating rod 302 is provided with a first strip movable groove 305 and a second strip movable groove 306 extending along its axial direction, the first strip movable groove 305 and the second strip movable groove 306 are respectively located on both sides of the pin shaft, the top of the sealing piston 207 is fixedly connected to a first connecting rod 303, the axis of the first connecting rod 303 and the axis of the second connecting rod 307 are consistent with the axis direction of the sealing piston 207, the top of the first connecting rod 303 is rotatably connected to a rotating rod 302 through a first sliding The pin forms a sliding connection with the first strip movable groove 305, and the top of the second connecting rod 307 forms a sliding connection with the second strip movable groove 306 through the second sliding pin. The vertical lifting movement of the first connecting rod 303 can drive the second connecting rod 307 to move vertically; the side inner wall of the installation box 301 is fixedly connected with a sliding resistor 308, and the bottom end of the sliding resistor 308 is electrically connected to the power supply 310 through a wire, and the power supply 310 is electrically connected to the current detection component 309 through a wire. The current detection component 309 is electrically connected to the sliding contact of the sliding resistor 308 through a wire, and the bottom end of the second connecting rod 307 is fixedly connected to the sliding contact of the sliding resistor 308. When the second connecting rod 307 moves vertically, it synchronously drives the sliding contact to move on the sliding resistor 308.

[0031] The working principle of the measuring mechanism 3 is as follows: the current detection element 309, the sliding resistor 308 and the power supply 310 form a circuit, and the current detection element 309 detects the current size in the circuit in real time. When the internal air pressure of the fermentation tank 101 changes, the sealing piston 207 drives the first connecting rod 303 to move up and down, so that the first connecting rod 303 drives the rotating rod 302 to rotate along the pin shaft at the top of the mounting rod 304, so that the rotating rod 302 drives the second connecting rod 307 to move up and down, so that the sliding contact of the sliding resistor 308 moves, so that the resistance of the sliding resistor 308 connected to the circuit changes, so that the current value detected by the current detection 309 changes, and then the change of the internal air pressure of the fermentation tank 101 is reflected in real time. The current signal can also be further converted into the internal air pressure of the fermentation tank 101 by using the existing conventional signal conversion elements and control programs and sent to the control system terminal, which is conducive to real-time monitoring of the internal pressure change of the equipment.

[0032] To facilitate the connection of external heat exchange medium pipelines, the first sealing sleeve 405 and the second sealing sleeve 406 are both disposed in the external area of ​​the fermentation tank 101 .

[0033] In order to make the structure simple and reliable, the feed sealing cover 103 is arranged on the top of the fermentation tank 101 in a threaded connection manner.

[0034] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A liquor fermentation device, comprising an equipment body (1) and a control system, wherein the equipment body (1) comprises a fermentation tank (101), a bracket (102) is fixedly connected to the bottom of the fermentation tank (101), a discharge pipe (105) is fixedly connected to the bottom end of the fermentation tank (101), a control valve (104) is fixedly connected to the side of the discharge pipe (105), a feed sealing cover (103) that can be opened and closed is arranged at the top of the fermentation tank (101), a temperature detection device is fixedly connected to the inner wall of the side of the fermentation tank (101), and the fermentation tank (101) is equipped with a heating device (4), characterized in that: The heating device (4) includes a spiral stirring paddle (403) made of a heat-conducting material, the spiral stirring paddle (403) having a stirring center shaft, the stirring center shaft being arranged vertically, the top end of the stirring center shaft being connected to the top end of the fermentation tank (101) via a rotating structure, the interior of the spiral stirring paddle (403) being fixedly connected with a heat exchange tube (408), the heat exchange tube (408) being provided with a heat exchange medium inlet and a heat exchange medium outlet at the top end of the outer wall of the stirring center shaft, the outer periphery of the stirring center shaft being sealed and movably sleeved with a first sealing sleeve (405) at a position corresponding to the heat exchange medium inlet, the first sealing sleeve (405) A water inlet pipe (404) is fixedly connected to the side of the sealing sleeve (405); a second sealing sleeve (406) is sealably sleeved on the outer periphery of the stirring central shaft at a position corresponding to the outlet of the heat exchange medium; a water outlet pipe (407) is fixedly connected to the side of the second sealing sleeve (406); the first sealing sleeve (405) and the second sealing sleeve (406) are fixedly arranged relative to the fermentation tank (101); a support block (402) is fixedly connected to the top of the fermentation tank (101); a motor (401) is fixedly connected to the support block (402); and an output shaft of the motor (401) is drivingly connected to the stirring central shaft.

2. The liquor fermentation device according to claim 1, characterized in that: A pressure control mechanism (2) is provided at the top of the fermentation tank (101), the pressure control mechanism (2) comprising a piston cylinder (201), the bottom end of the piston cylinder (201) is fixedly connected to the top of the fermentation tank (101), the top inner wall of the piston cylinder (201) is fixedly connected to a first pressure spring (204), the bottom end of the first pressure spring (204) is fixedly connected to a sealing piston (207), the bottom end of the sealing piston (207) is fixedly connected to a second pressure spring (208), the second pressure spring The bottom end of the piston cylinder (208) is fixedly connected to the inner wall of the bottom end of the piston cylinder (201); the side of the piston cylinder (201) is fixedly connected to an air guide tube (202); the air guide tube (202) is connected to an electromagnetic valve (203); the lower part of the side of the piston cylinder (201) is provided with a first control mechanism (5); the upper part of the side of the piston cylinder (201) is provided with a second control mechanism (6); the first control mechanism (5) and the second control mechanism (6) are respectively located on the two side areas of the sealing piston (207); The first control mechanism (5) comprises a mounting block (501) and a pressure block (502). The side of the mounting block (501) is fixedly connected to the side of the piston cylinder (201). The side of the mounting block (501) facing the piston cylinder (201) is provided with a sliding groove matching the pressure block (502). A return spring (503) is connected between the bottom wall of the sliding groove and the end surface of the pressure block (502). The side wall of the piston cylinder (201) has a sliding guide hole matching the pressure block (502). When the return spring (503) is in a natural state, the pressure block (502) ) part extends into the piston cylinder (201), the end of the pressure block (502) extending into the piston cylinder (201) is provided with a pressure block driving surface, the internal area of ​​the reset spring (503) is provided with a buffer spring (504) and a touch switch (505), one end of the buffer spring (504) is connected to the bottom wall of the sliding groove, and the other end is connected to the end face of the touch switch (505), when the reset spring (503) and the buffer spring (504) are both in a natural state, the end face of the pressure block (502) and the end face of the touch switch (505) are arranged with a relative interval, The sealing piston (207) is arranged to slide along the axial direction of the piston cylinder (201), and a sealing ring (205) matching the inner wall of the piston cylinder (201) is fixedly connected to the outer periphery of the sealing piston (207), and piston driving surfaces (206) are respectively arranged on the upper and lower end surfaces of the sealing piston (207). Through the cooperation of the piston driving surface (206) and the pressure block driving surface, the axial movement of the sealing piston (207) along the piston cylinder (201) can be converted into the linear movement of the pressure block (502) along the sliding guide hole, and when the sealing piston (207) drives the pressure block (502) to move, the pressure block (502) can be made to abut against the control touch switch (505); the touch switch (505) and the solenoid valve (203) are both electrically connected to the control system; The second control mechanism (6) has the same structure as the first control mechanism (5).

3. The liquor fermentation device according to claim 2, characterized in that: The piston driving surface (206) and the pressing block driving surface are both arc surfaces.

4. The liquor fermentation device according to claim 2, characterized in that: A measuring mechanism (3) is arranged on the side of the piston cylinder (201), and the measuring mechanism (3) comprises a mounting box (301), the mounting box (301) is fixedly connected to the side of the piston cylinder (201) or to the outer surface of the top end of the fermentation tank (101), the top end of the mounting box (301) is connected to a second connecting rod (307) arranged to slide vertically, the top end of the piston cylinder (201) is fixedly connected to a mounting rod (304), the top end of the mounting rod (304) is rotatably connected to a rotating rod (302) via a pin, the pin is located in the middle of the rotating rod (302), the axis of the pin is arranged horizontally, and the rotating rod (302) is provided with a first strip-shaped movable groove (305) and a second strip-shaped movable groove (307) extending in its axial direction. The movable groove (306), the first strip movable groove (305) and the second strip movable groove (306) are respectively located on both sides of the pin shaft, the top end of the sealing piston (207) is fixedly connected with the first connecting rod (303), the axis of the first connecting rod (303) and the axis of the second connecting rod (307) are consistent with the axis direction of the sealing piston (207), the top end of the first connecting rod (303) is slidably connected with the first strip movable groove (305) through the first sliding pin, and the top end of the second connecting rod (307) is slidably connected with the second strip movable groove (306) through the second sliding pin, and the vertical lifting movement of the first connecting rod (303) can drive the second connecting rod (307) to move vertically; A sliding resistor (308) is fixedly connected to the inner wall of the side of the installation box (301); the bottom end of the sliding resistor (308) is electrically connected to a power source (310) via a wire; the power source (310) is electrically connected to a current detection component (309) via a wire; the current detection component (309) is electrically connected to a sliding contact of the sliding resistor (308) via a wire; the bottom end of the second connecting rod (307) is fixedly connected to the sliding contact of the sliding resistor (308); when the second connecting rod (307) moves vertically, it synchronously drives the sliding contact to move on the sliding resistor (308).

5. The liquor fermentation device according to any one of claims 1 to 4, characterized in that: The first sealing sleeve (405) and the second sealing sleeve (406) are both disposed in the outer area of ​​the fermentation tank (101).

6. The liquor fermentation device according to any one of claims 1 to 4, characterized in that: The feed sealing cover (103) is arranged on the top of the fermentation tank (101) in a threaded connection manner.

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