Waste heat recovery system for herbal tea production

Abstract

The utility model discloses a waste heat recovery system for herbal tea production, which comprises a temporary storage tank, the temporary storage tank is made of heat insulation materials, one side of the temporary storage tank is sequentially provided with a delivery pump and a waste heat recovery tank, the liquid inlet end of the delivery pump is connected with the bottom of the temporary storage tank through a material guide pipe, and the waste heat recovery tank is connected with the bottom of the temporary storage tank. The liquid outlet end of the conveying pump is connected with the waste heat recovery tank through a feeding pipe. According to the herbal tea cooling device, the high-temperature heat exchange pipe and the herbal tea to be cooled are subjected to heat exchange with cold water in the waste heat recovery tank, so that the herbal tea is cooled, waste heat of the herbal tea is absorbed through the cold water in the waste heat recovery tank, heat is recovered, heat loss is reduced, hot water is collected for use, and energy is saved. The heat exchange process of cold water in the waste heat recovery tank and the heat exchange pipe can be accelerated, herbal tea is rapidly cooled, the cooling efficiency is improved, the temperature of the cold water in the waste heat recovery tank can be monitored and accelerated, and therefore operation of cold water adding and hot water discharging is convenient, and management is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of herbal tea production, in particular to a waste heat recovery system for herbal tea production. Background Art

[0002] Herbal tea is a beverage with the effects of clearing heat and detoxifying, promoting fluid production to quench thirst, dispelling fire and removing dampness, etc., which is developed by people based on the local climate and soil characteristics, under the guidance of traditional Chinese medicine health preservation theory, using Chinese herbal medicines as raw materials, through eating and summarizing in the long-term process of disease prevention and health care.

[0003] In the process of making herbal tea, usually, after boiling and extracting raw materials such as Chinese herbal medicines, it is cooled, sterilized and filled. After boiling, it needs to be cooled naturally, which not only takes a long time to cool, but also wastes a large amount of heat. Content of the Utility Model

[0004] The purpose of the utility model is to solve the deficiencies existing in the prior art, and to provide a waste heat recovery system for herbal tea production.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A waste heat recovery system for herbal tea production includes a temporary storage tank made of heat-insulating material. On one side of the temporary storage tank, a delivery pump and a waste heat recovery tank are arranged in sequence. The liquid inlet end of the delivery pump is connected to the bottom of the temporary storage tank through a guide pipe, and the liquid outlet end of the delivery pump is connected to the waste heat recovery tank through a feed pipe.

[0007] In the above scheme, the herbal tea to be cooled stored in the temporary storage tank is pumped into the heat exchange tube by the delivery pump, so that the high-temperature heat exchange tube and the herbal tea to be cooled exchange heat with the cold water in the waste heat recovery tank, thereby cooling the herbal tea. At the same time, the cold water in the waste heat recovery tank absorbs the waste heat of the herbal tea, recovers the heat, reduces the heat loss, and collects the hot water for use.

[0008] The waste heat recovery tank is provided with a stirring mechanism and a heat exchange tube. The heat exchange tube is spirally wound around the inner wall of the waste heat recovery tank, and the liquid inlet of the heat exchange tube is communicated with the feed pipe. The stirring mechanism includes a motor, a transmission shaft and stirring blades. The transmission shaft is connected to the output shaft of the motor through a coupling. The stirring blades are fixedly arranged on the outer wall of the transmission shaft at equal intervals, and a clearance space is reserved between the stirring blades and the heat exchange tube.

[0009] In the above scheme, the motor drives the transmission shaft and the stirring blades to rotate, so that the cold water in the waste heat recovery tank flows, thereby accelerating the heat exchange process between the cold water in the waste heat recovery tank and the heat exchange tube, cooling the herbal tea quickly, and improving the cooling efficiency.

[0010] A thermometer is fixed to the outer wall of the waste heat recovery tank by screws, and the temperature measuring probe of the thermometer is arranged inside the waste heat recovery tank.

[0011] In the above solution, the thermometer can monitor the temperature of the cold water in the waste heat recovery tank to accelerate the operation of adding cold water and discharging hot water, which is convenient for management.

[0012] Preferably, a bracket is arranged at the bottom of the temporary storage tank, and the bottom of the temporary storage tank is a conical structure.

[0013] Preferably, a hot water outlet pipe is arranged at the upper position of one outer wall of the waste heat recovery tank, and a cold water inlet pipe is arranged at the lower position of one outer wall of the waste heat recovery tank.

[0014] Preferably, both the hot water outlet pipe and the cold water inlet pipe are communicated with the inside of the waste heat recovery tank.

[0015] Preferably, a discharge pipe is installed on one outer wall of the waste heat recovery tank, and the discharge pipe is communicated with the liquid outlet of the heat exchange pipe.

[0016] Preferably, valves are installed on the hot water outlet pipe, the cold water inlet pipe and the discharge pipe, and a one-way liquid inlet valve is installed on the feed pipe.

[0017] The beneficial effects of the present utility model are as follows:

[0018] 1. The to-be-cooled herbal tea stored in the temporary storage tank is pumped into the heat exchange pipe by a delivery pump, so that the high-temperature heat exchange pipe and the to-be-cooled herbal tea exchange heat with the cold water in the waste heat recovery tank, thereby cooling the herbal tea. At the same time, the cold water in the waste heat recovery tank absorbs the waste heat of the herbal tea, recovers the heat, reduces the heat loss, and collects the hot water for use;

[0019] 2. The motor drives the transmission shaft and the stirring blades to rotate, so that the cold water in the waste heat recovery tank flows, thereby accelerating the heat exchange process between the cold water in the waste heat recovery tank and the heat exchange pipe, quickly cooling the herbal tea, improving the cooling efficiency. The thermometer can monitor the temperature of the cold water in the waste heat recovery tank to accelerate the operation of adding cold water and discharging hot water, which is convenient for management. Description of the Drawings

[0020] Figure 1 is a schematic structural diagram of a waste heat recovery system for herbal tea production proposed by the present utility model;

[0021] Figure 2 is a schematic side view structure diagram of the inside of the waste heat recovery tank of a waste heat recovery system for herbal tea production proposed by the present utility model;

[0022] Figure 3Internal top view structure schematic diagram of the waste heat recovery tank of a waste heat recovery system for herbal tea production proposed by the present utility model.

[0023] In the figure: 1, temporary storage tank; 2, support; 3, transfer pump; 4, waste heat recovery tank; 5, guide pipe; 6, feed pipe; 7, heat exchange pipe; 8, motor; 9, transmission shaft; 10, stirring blade; 11, discharge pipe; 12, hot water outlet pipe; 13, cold water inlet pipe; 14, valve; 15, thermometer. Specific implementation mode

[0024] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments.

[0025] Example 1, referring to Figures 1-3 , a waste heat recovery system for herbal tea production, including a temporary storage tank 1 made of heat-insulating material, with a support 2 provided at the bottom of the temporary storage tank 1, and the bottom of the temporary storage tank 1 is of a conical structure. A transfer pump 3 and a waste heat recovery tank 4 are sequentially arranged on one side of the temporary storage tank 1. The liquid inlet end of the transfer pump 3 is connected to the bottom of the temporary storage tank 1 through a guide pipe 5, and the liquid outlet end of the transfer pump 3 is connected to the waste heat recovery tank 4 through a feed pipe 6;

[0026] The herbal tea to be cooled stored in the temporary storage tank 1 is pumped into the heat exchange pipe 7 through the transfer pump 3, so that the high-temperature heat exchange pipe 7 and the herbal tea to be cooled exchange heat with the cold water in the waste heat recovery tank 4, thereby cooling the herbal tea. At the same time, the cold water in the waste heat recovery tank 4 absorbs the waste heat of the herbal tea, recovers the heat, reduces the heat loss, and collects the hot water for use.

[0027] A hot water outlet pipe 12 is provided at the upper position of the outer wall on one side of the waste heat recovery tank 4, and a cold water inlet pipe 13 is provided at the lower position of the outer wall on one side of the waste heat recovery tank 4.

[0028] Both the hot water outlet pipe 12 and the cold water inlet pipe 13 are communicated with the inside of the waste heat recovery tank 4.

[0029] A discharge pipe 11 is installed on the outer wall on one side of the waste heat recovery tank 4, and the discharge pipe 11 is communicated with the liquid outlet of the heat exchange pipe 7.

[0030] Valves 14 are installed on both the hot water outlet pipe 12, the cold water inlet pipe 13 and the discharge pipe 11, and a one-way liquid inlet valve is installed on the feed pipe 6.

[0031] Example 2:

[0032] This embodiment is optimized on the basis of Example 1. Specifically:

[0033] The waste heat recovery tank 4 is provided with a stirring mechanism and a heat exchange pipe 7. The heat exchange pipe 7 is wound around the inner wall of the waste heat recovery tank 4 in a ring shape, and the liquid inlet of the heat exchange pipe 7 is communicated with the feed pipe 6. The stirring mechanism includes a motor 8, a transmission shaft 9 and stirring blades 10. The transmission shaft 9 is drivingly connected to the output shaft of the motor 8 through a coupling. The stirring blades 10 are fixedly arranged on the outer wall of the transmission shaft 9 at equal intervals, and a clearance space is reserved between the stirring blades 10 and the heat exchange pipe 7;

[0034] The motor 8 drives the transmission shaft 9 and the stirring blades 10 to rotate, so that the cold water in the waste heat recovery tank 4 flows, thereby accelerating the heat exchange process between the cold water in the waste heat recovery tank 4 and the heat exchange pipe 7, quickly cooling the herbal tea, and improving the cooling efficiency.

[0035] A thermometer 15 is fixed on the outer wall of the waste heat recovery tank 4 by screws, and the temperature measuring probe of the thermometer 15 is arranged in the waste heat recovery tank 4.

[0036] The thermometer 15 can monitor the temperature of the cold water in the waste heat recovery tank 4 in real time, so as to facilitate the operations of adding cold water and discharging hot water, and facilitate management.

[0037] Working principle: When in use, the boiled herbal tea is poured into the temporary storage tank 1, and the herbal tea to be cooled stored in the temporary storage tank 1 is pumped into the heat exchange pipe 7 by the delivery pump 3, so that the high-temperature heat exchange pipe 7 and the herbal tea to be cooled exchange heat with the cold water in the waste heat recovery tank 4, thereby cooling the herbal tea. At the same time, the cold water in the waste heat recovery tank 4 absorbs the waste heat of the herbal tea. The motor 8 is started to drive the transmission shaft 9 and the stirring blades 10 to rotate, so that the cold water in the waste heat recovery tank 4 flows, thereby accelerating the heat exchange process between the cold water in the waste heat recovery tank 4 and the heat exchange pipe 7, quickly cooling the herbal tea, and improving the cooling efficiency.

[0038] The above is only a preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution and the inventive concept of the present invention, makes equivalent substitutions or changes, and should be covered by the protection scope of the present invention.

Claims

1. A waste heat recovery system for herbal tea production, including a temporary storage tank (1), the temporary storage tank (1) is made of heat-insulating material, and is characterized in that, On one side of the temporary storage tank (1), a delivery pump (3) and a waste heat recovery tank (4) are successively arranged. The liquid inlet end of the delivery pump (3) is connected to the bottom of the temporary storage tank (1) through a guide pipe (5), and the liquid outlet end of the delivery pump (3) is connected to the waste heat recovery tank (4) through a feed pipe (6). The waste heat recovery tank (4) is provided with a stirring mechanism and a heat exchange pipe (7). The heat exchange pipe (7) is spirally wound around the inner wall of the waste heat recovery tank (4) in a ring shape, and the liquid inlet of the heat exchange pipe (7) is communicated with the feed pipe (6). The stirring mechanism includes a motor (8), a transmission shaft (9), and stirring blades (10). The transmission shaft (9) is in transmission connection with the output shaft of the motor (8) through a coupling. The stirring blades (10) are fixedly arranged on the outer wall of the transmission shaft (9) at equal distances. A clearance space is reserved between the stirring blades (10) and the heat exchange pipe (7). A thermometer (15) is fixed to the outer wall of the waste heat recovery tank (4) by screws, and the temperature measuring probe of the thermometer (15) is arranged inside the waste heat recovery tank (4).

2. The waste heat recovery system for herbal tea production according to claim 1, wherein A support (2) is arranged at the bottom of the temporary storage tank (1), and the bottom of the temporary storage tank (1) is of a conical structure.

3. The waste heat recovery system for herbal tea production according to claim 1, characterized in that, At the upper position of one side outer wall of the waste heat recovery tank (4), a hot water outlet pipe (12) is arranged, and at the lower position of one side outer wall of the waste heat recovery tank (4), a cold water inlet pipe (13) is arranged.

4. A waste heat recovery system for herbal tea production according to claim 3, characterized in that, Both the hot water outlet pipe (12) and the cold water inlet pipe (13) are communicated with the inside of the waste heat recovery tank (4).

5. A waste heat recovery system for herbal tea production according to claim 1, wherein, An outlet pipe (11) is installed on one side outer wall of the waste heat recovery tank (4), and the outlet pipe (11) is communicated with the liquid outlet of the heat exchange pipe (7).

6. A waste heat recovery system for herbal tea production according to claim 3, characterized in that, Valves (14) are installed on both the hot water outlet pipe (12), the cold water inlet pipe (13), and the outlet pipe (11), and a one-way liquid inlet valve is installed on the feed pipe (6).

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