CN212440080U

CN212440080U - Heat energy recovery system of concentration workshop

Info

Publication number: CN212440080U
Application number: CN202021076610.7U
Authority: CN
Inventors: 张敏; 宋小焱; 成柯达; 刘本坤
Original assignee: Chengdu Sns Biotechnology Co ltd
Current assignee: Chengdu Sns Biotechnology Co ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-02-02
Anticipated expiration: 2030-06-12

Abstract

The utility model provides a heat energy recovery system of a concentration workshop, which comprises an evaporation tank, a heating tank and a condenser, wherein the bottom of the evaporation tank is connected with the heating tank through a first pipeline, the upper part of the heating tank is provided with a steam channel which is communicated with the upper part of the evaporation tank, and the top of the evaporation tank is connected with a steam inlet of the condenser through a second pipeline; the condenser is provided with a condensate outlet, a cooling water inlet and a hot water outlet, the hot water outlet is respectively connected with the heat storage tank and the heating device through a third pipeline, and the heat storage tank and the heating device are arranged in parallel; the heat storage tank is connected with a hot water supply part, and the heat storage tank and the heater are both connected with the water storage tank through a fourth pipeline; the water storage tank is connected with a cooling water inlet of the condenser through a fifth pipeline; the water storage tank is also provided with a water supply port connected with a tap water pipe. The system can reasonably utilize heat energy generated during heating concentration, reduce production cost and promote green sustainable development.

Description

Heat energy recovery system of concentration workshop

Technical Field

The utility model relates to a steam heat recovery technical field in food manufacturing shop, concretely relates to heat recovery system in concentrated workshop.

Background

Concentration is an operation process frequently used in production, and has wide application in many industries such as medicine and health, food and chemical industry, environmental protection, organic synthesis and the like. The concentration mainly has the effects of removing water, reducing weight and volume, improving food concentration, and facilitating storage and transportation. Heating evaporation is one of the more concentration means used in production, can be used for concentrating materials continuously and quickly in large batch, is suitable for large-scale continuous production, and has low requirement on equipment and simple operation. However, a large amount of water vapor is generated by heating, evaporating and concentrating, and the water vapor carries more heat energy; in the current production, the utilization of the heat energy of the part is very limited, and the utilization rate of the heat energy is low; in most cases, steam is directly discharged from a factory for saving the process, so that a large amount of heat energy is lost due to the direct discharge, the environment is affected, and the green sustainable development is not facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the heating when concentrated among the prior art, heat utilization rate is not high, and the serious problem of calorific loss provides the heat recovery system in concentrated workshop, and the heat energy that produces when the rational utilization heating is concentrated reduces manufacturing cost, promotes green sustainable development.

In order to achieve the above object, the utility model adopts the following technical scheme:

a heat energy recovery system of a concentration workshop comprises an evaporation tank, a heating tank and a condenser, wherein the bottom of the evaporation tank is connected with the heating tank through a first pipeline, a steam channel is arranged on the upper part of the heating tank and communicated with the upper part of the evaporation tank, and the top of the evaporation tank is connected with a steam inlet of the condenser through a second pipeline; the condenser is provided with a condensate outlet, a cooling water inlet and a hot water outlet, the hot water outlet is respectively connected with the heat storage tank and the heating device through a third pipeline, and the heat storage tank and the heating device are arranged in parallel; the heat storage tank is connected with a hot water supply part, and the heat storage tank and the heater are both connected with the water storage tank through a fourth pipeline; the water storage tank is connected with a cooling water inlet of the condenser through a fifth pipeline; the water storage tank is also provided with a water supply port connected with a tap water pipe.

Furthermore, a valve a is arranged at the joint of the third pipeline and the heat storage tank, and a valve b is arranged at the joint of the third pipeline and the heater; and a valve c is arranged at the joint of the fourth pipeline and the heat storage tank, and a valve d is arranged at the joint of the fourth pipeline and the heater.

Further, a first booster water pump is installed on each of the fourth pipeline and the fifth pipeline.

Further, the heat storage tank has the functions of heat insulation and heat preservation.

Furthermore, level meters are installed in the heat storage tank and the water storage tank.

Further, a condensate outlet of the condenser is connected with a waste water tank.

Furthermore, a three-way valve and a second booster water pump are arranged on the first pipeline, and the three-way valve is connected with the evaporating pot, the discharge port and the second booster water pump.

Furthermore, the evaporating pot is provided with a feed inlet, and the feed inlet is positioned at the upper part of the connection part of the steam channel and the evaporating pot.

And the liquid level meter is electrically connected with the valve a, the valve b, the valve c, the valve d, the three-way valve, the first booster water pump, the second booster water pump and the liquid level meter.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a heat recovery system in concentrated workshop, including evaporating pot, heating tank, condenser, heat accumulation jar, heater, tank etc.. The feed liquid in the evaporating pot enters a heating pot, heating evaporation is carried out in the heating pot, steam enters the evaporating pot through a steam channel, the feed liquid in the evaporating pot is preheated, finally generated steam is discharged along with a second pipeline and enters a condenser, and the steam is condensed and discharged after heat exchange with cooling water in the condenser; the cooling water is heated and then discharged into a heater or a heat storage tank, and the heater heating and the heat storage tank provide hot water for a hot water supply part and fully utilize the heat energy carried by the steam; the water storage tank provides cooling water for the condenser, so that the continuous supply of the cooling water is ensured; the low-temperature water after the heater is used is discharged back to the water storage tank, and the unused water in the heat storage tank is also discharged back to the water storage tank, so that the cooling water is recycled, and the water consumption is saved. The system reasonably utilizes heat energy generated during heating concentration, reduces production cost and promotes green sustainable development.

Drawings

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

Fig. 1 is a schematic view of the overall structure of the present invention.

Reference numerals:

1. an evaporator tank; 11. a first pipeline; 111. a three-way valve; 112. a second booster water pump; 113. a discharge outlet; 12. a second pipeline; 13. a feed inlet; 2. a heating tank; 21. a steam channel; 3. a condenser; 31. a third pipeline; 4. a heat storage tank; 41. a hot water supply; 42. a valve a; 43. a valve b; 5. a heater; 51. a fourth pipeline; 52. a valve c; 53. a valve d; 54. a first booster water pump; 6. a water storage tank; 61. a fifth pipeline; 62. a water supply port; 7. a wastewater tank.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1, the embodiment of the present invention provides a heat energy recovery system for a concentration plant, which includes an evaporation tank 1, a heating tank 2, a condenser 3, a heat storage tank 4, a heater 5, a water storage tank 6, a wastewater tank 7, etc.

Wherein, the outlet at the bottom of the evaporating pot 1 is connected with the inlet at the bottom of the heating pot 2 through a first pipeline 11, the feed liquid enters the heating pot 2 from the evaporating pot 1 through the first pipeline 11, and the heating pot 2 is used for heating and evaporating the feed liquid; the upper part of the heating tank 2 is provided with a steam channel 21 which is communicated with the upper part of the evaporating tank 1, and steam generated by the heating tank 2 enters the evaporating tank 1 through the steam channel 21, so that feed liquid in the evaporating tank 1 can be preheated; the steam outlet at the top of the evaporation tank 1 is connected with the steam inlet of the condenser 3 through a second pipeline 12, and the steam in the evaporation tank 1 is upwards discharged into the condenser 3 through the steam outlet and the second pipeline 12 for condensation.

The condenser 3 is provided with a steam inlet, a condensate outlet, a cooling water inlet and a hot water outlet; wherein, the steam inlet is communicated with the condensate outlet, and the cooling water inlet is communicated with the hot water outlet to form two separated channels. The hot water outlet is respectively connected with the heat storage tank 4 and the heater 5 through a third pipeline 31, and the heat storage tank 4 and the heater 5 are arranged in parallel. The heat storage tank 4 is connected with a hot water supply part 41 through a pipeline, and the heat storage tank 4 is used for storing hot water generated by the condenser 3 and supplying hot water to the hot water supply part 41; the heater 5 heats using the heat energy of the hot water. The outlet ends of the heat storage tank 4 and the heater 5 are connected with the water storage tank 6 through a fourth pipeline 51, and the cooled water flow after the heat supply of the heater 5 enters the water storage tank 6 for recycling; the water flow which is not completely used in the heat storage tank 4 is also discharged back to the water storage tank 6 for recycling. The water storage tank 6 is connected with a cooling water inlet of the condenser 3 through a fifth pipeline 61 to provide continuous cooling water for the condenser 3; the water storage tank 6 is also provided with a water supply port 62 connected with a tap water pipe for supplying cooling water in the system and ensuring the normal operation of the heat energy recovery system.

A valve a 42 is arranged at the joint of the third pipeline 31 and the heat storage tank 4, and a valve b 52 is arranged at the joint of the third pipeline 31 and the heater 5; a valve c 43 is provided at the connection between the fourth pipe 51 and the heat storage tank 4, and a valve d 53 is provided at the connection between the fourth pipe 51 and the heater 5. The amount of hot water entering the heat storage tank 4 and the heater 5 can be controlled by controlling the opening and closing of the valve a 42 and the valve b 52 and the size of the opening and closing; the water flow back to the reservoir 6 can be controlled by controlling the opening and closing of the valve c 43 and the valve d 53.

The fourth pipeline 51 and the fifth pipeline 61 are both provided with a first booster water pump 54 for providing kinetic energy for water flow, so that the water flow flows according to design requirements.

The heat storage tank 4 has the functions of heat insulation and heat preservation, can store excess hot water and provides sufficient hot water for the hot water supply part 41. All install the level gauge in heat accumulation tank 4 and the tank 6, be convenient for monitor the water yield in heat accumulation tank 4 and the tank 6, prevent that the water level is too high or cross low influence system normal operating.

The condensate outlet of the condenser 3 is connected with the wastewater tank 7 through a pipeline, namely, the condensate water generated after the steam is condensed in the condenser 3 flows into the wastewater tank 7 for storage, so that the centralized pollution-free treatment is facilitated.

A three-way valve 111 and a second booster water pump 112 are arranged on the first pipeline 11 connecting the evaporating pot 1 and the heating pot 2. Wherein, the three-way valve 111 is connected with the outlet of the evaporation tank 1, the discharge outlet 113 and the inlet of the second booster water pump 112; a second booster pump 112 connects the three-way valve 111 and the inlet of the heating tank 2. The discharge port 113 is used for discharging the concentrated feed liquid; a second booster pump 112 is used to pump feed liquid into the heating tank 2 for heating. The evaporating tank 1 and the heating tank 2 are provided as a circulation concentration device.

The evaporation tank 1 is provided with a feed inlet 13, and the feed inlet 13 is positioned at the upper part of the evaporation tank 1 and is positioned above the joint of the steam channel 21 and the evaporation tank 1. The feed liquid in the evaporating pot 1 can be better preheated by the steam generated by the heating pot 2, the heat energy is better utilized, and the evaporation is faster and more efficient.

The device also comprises a numerical control device which is electrically connected with the valve a 42, the valve b 52, the valve c 43, the valve d 53, the three-way valve 111, the first booster water pump 54, the second booster water pump 112 and the liquid level meter. The numerical control device can coordinate and control the automatic operation of the heat energy recovery system.

In the foregoing, only certain exemplary embodiments have been described briefly. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings, or are orientations and positional relationships conventionally understood by those skilled in the art, which are merely for convenience of description and simplicity of description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Furthermore, the terms "mounted," "connected," "fixed," and the like are to be construed broadly and may include, for example, fixed connections, removable connections, or integral connections; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

Claims

1. The heat energy recovery system of the concentration workshop is characterized by comprising an evaporation tank (1), a heating tank (2) and a condenser (3), wherein the bottom of the evaporation tank (1) is connected with the heating tank (2) through a first pipeline (11), a steam channel (21) is arranged at the upper part of the heating tank (2) and communicated with the upper part of the evaporation tank (1), and the top of the evaporation tank (1) is connected with a steam inlet of the condenser (3) through a second pipeline (12); the condenser (3) is provided with a condensate outlet, a cooling water inlet and a hot water outlet, the hot water outlet is respectively connected with the heat storage tank (4) and the heater (5) through a third pipeline (31), and the heat storage tank (4) and the heater (5) are arranged in parallel; the heat storage tank (4) is connected with a hot water supply part (41), and the heat storage tank (4) and the heater (5) are both connected with the water storage tank (6) through a fourth pipeline (51); the water storage tank (6) is connected with a cooling water inlet of the condenser (3) through a fifth pipeline (61); the water storage tank (6) is also provided with a water supply port (62) connected with a tap water pipe.

2. The heat energy recovery system of a concentration plant according to claim 1, characterized in that a valve a (42) is arranged at the connection of the third pipeline (31) and the heat storage tank (4), and a valve b (52) is arranged at the connection of the third pipeline (31) and the heater (5); and a valve c (43) is arranged at the joint of the fourth pipeline (51) and the heat storage tank (4), and a valve d (53) is arranged at the joint of the fourth pipeline (51) and the heater (5).

3. The thermal energy recovery system of a concentration plant according to claim 2, characterized in that a first booster pump (54) is installed on each of the fourth pipeline (51) and the fifth pipeline (61).

4. A concentration plant heat energy recovery system according to claim 3, characterized in that the heat storage tank (4) has a thermal insulation effect.

5. A heat energy recovery system for a concentration plant according to claim 4, characterized in that level gauges are installed in the heat storage tank (4) and the water storage tank (6).

6. A thermal energy recovery system for a concentration plant according to claim 5, characterized in that the condensate outlet of the condenser (3) is connected to a waste water basin (7).

7. The heat energy recovery system of the concentration plant according to claim 6, wherein the first pipeline (11) is provided with a three-way valve (111) and a second booster water pump (112), and the three-way valve (111) is connected with the evaporation tank (1), the discharge outlet (113) and the second booster water pump (112).

8. The heat energy recovery system of a concentration plant according to claim 7, characterized in that the evaporation tank (1) is provided with a feed inlet (13), said feed inlet (13) being located at the upper part of the connection of the steam channel (21) with the evaporation tank (1).

9. The heat energy recovery system of the concentration plant according to claim 8, further comprising a numerical control device, wherein the numerical control device is electrically connected with the valve a (42), the valve b (52), the valve c (43), the valve d (53), the three-way valve (111), the first booster water pump (54), the second booster water pump (112) and the liquid level meter.