CN-224230375-U - Magnetic suspension centrifugal heat pump heat recovery system

CN224230375UCN 224230375 UCN224230375 UCN 224230375UCN-224230375-U

Abstract

The utility model discloses a magnetic suspension centrifugal heat pump heat recovery system which comprises an extraction pipeline, a sugar melting pipeline, a water outlet pipeline and a heat recovery pipeline, wherein the extraction pipeline is sequentially connected with an extraction heating heat exchanger, an extraction device, an extraction cooling heat exchanger, a separator and an extraction blending barrel by a hot water tank, the water outlet pipeline is divided into two paths after passing through the hot side of a high Wen Fang of a high-temperature magnetic suspension centrifugal heat pump unit, one path is connected to the front end of the extraction device, and the other path is connected to the front end of the sugar melting device of the sugar melting pipeline. The utility model utilizes the high-temperature magnetic suspension centrifugal heat pump unit to recycle the waste heat of hot water, transfers the waste heat and the heat energy generated by acting to the front end of the extraction device and/or the sugar melting device, simultaneously cools or cools the water in the heat recycling pipeline to flow back to the extraction and cooling heat exchanger, reduces the cooling cycle and the ice water loss of the extraction and cooling heat exchanger, realizes the recycling of the heat energy, and greatly improves the comprehensive energy utilization rate.

Inventors

WU YANGUANG
ZHENG XIAOJUAN
Zhang Shenyin
Leng Wenxing
DENG CHENGYI
CHEN JUNKANG

Assignees

雷茨智能装备(广东)有限公司

Dates

Publication Date: 20260512
Application Date: 20250423

Claims (9)

1. The magnetic suspension centrifugal heat pump heat recovery system is characterized by comprising an extraction pipeline, a sugar melting pipeline, a water outlet pipeline and a heat recovery pipeline, wherein the extraction pipeline is sequentially connected with an extraction heating heat exchanger, an extraction device, an extraction cooling heat exchanger, a separator and an extraction blending barrel by a hot water tank; one end of the heat recovery pipeline is connected with the front end of the extraction cooling heat exchanger, and the other end of the heat recovery pipeline is sequentially connected with the high-temperature heat absorption side of the high-temperature magnetic suspension centrifugal heat pump unit and the low-temperature heat absorption side of the low-temperature magnetic suspension centrifugal heat pump unit and then flows back to the extraction cooling heat exchanger; The water outlet pipeline is divided into two paths after flowing through the hot side of the high Wen Fang of the high-temperature magnetic suspension centrifugal heat pump unit, wherein one path is connected to the front end of the extraction device, and the other path is connected to the front end of the sugar melting device of the sugar melting pipeline.
2. The magnetic suspension centrifugal heat pump heat recovery system of claim 1, wherein the hot water tank is provided with a water inlet pipeline, and the water inlet pipeline enters the hot water tank after passing through a low-temperature heat release side of the low-temperature magnetic suspension centrifugal heat pump unit.
3. The magnetic suspension centrifugal heat pump heat recovery system according to claim 1, wherein the high-temperature magnetic suspension centrifugal heat pump unit comprises a high-temperature magnetic suspension centrifugal compressor, a high-temperature heat absorption side and a high-temperature heat release side; The high-temperature heat absorption side is provided with a first circulating pipeline and a first heat exchanger, and the refrigerant of the first circulating pipeline exchanges heat with the hot water of the heat recovery pipeline to absorb waste heat when flowing through the first heat exchanger; The high-temperature heat release side is provided with a second circulation pipeline and a second heat exchanger, and the refrigerant of the second circulation pipeline exchanges heat with water of the water outlet pipeline when flowing through the second heat exchanger so that the water of the water outlet pipeline transfers heat energy to the extraction device and/or the sugar melting device.
4. The heat recovery system of the magnetic suspension centrifugal heat pump of claim 2, wherein the low-temperature magnetic suspension centrifugal heat pump unit comprises a low-temperature magnetic suspension centrifugal compressor, a low-temperature heat absorption side and a low-temperature heat release side; The low-temperature heat absorption side is provided with a third circulating pipeline and a third heat exchanger, and the refrigerant of the third circulating pipeline exchanges heat with the hot water of the heat recovery pipeline to absorb waste heat when flowing through the third heat exchanger; The low-temperature heat release side is provided with a fourth circulating pipeline and a fourth heat exchanger, and the refrigerant of the fourth circulating pipeline exchanges heat with the water of the water inlet pipeline when flowing through the fourth heat exchanger so that the water of the water inlet pipeline is heated to supply water to the hot water tank.
5. A magnetic suspension centrifugal heat pump heat recovery system according to claim 4, wherein the water inlet pipeline is divided into two paths, one path passes through the fourth heat exchanger and exchanges heat with the fourth circulating pipeline in the fourth heat exchanger to flow to the hot water tank, and the other path passes through the water inlet temperature rising heat exchanger to flow to the hot water tank.
6. The magnetic suspension centrifugal heat pump heat recovery system of claim 1, wherein the sugar melting pipeline is sequentially connected with a sugar melting temperature rising heat exchanger, a sugar melting device, a sugar melting temperature reducing heat exchanger and a sugar melting blending barrel by a hot water tank, and one path of the water outlet pipeline is connected between the sugar melting temperature rising heat exchanger and the sugar melting device.
7. The magnetic suspension centrifugal heat pump heat recovery system of claim 1, wherein the extraction temperature rising heat exchanger is connected with an external steam heating end, an extraction cooling tower is arranged on the extraction temperature lowering heat exchanger and forms a circulating pipeline with the extraction cooling tower, and the extraction temperature lowering heat exchanger is also in circulating butt joint with an external ice water end.
8. The magnetic suspension centrifugal heat pump heat recovery system of claim 6, wherein the sugar melting temperature-rising heat exchanger is connected with an external steam heating end, a sugar melting cooling tower is arranged on the sugar melting temperature-lowering heat exchanger, a circulating pipeline is formed between the sugar melting temperature-lowering heat exchanger and the sugar melting cooling tower, and the sugar melting temperature-lowering heat exchanger is also in circulating butt joint with an external ice water end.
9. A magnetic suspension centrifugal heat pump heat recovery system according to claim 5, wherein the water inlet heating heat exchanger is connected with an external steam heating end.

Description

Magnetic suspension centrifugal heat pump heat recovery system Technical Field The utility model relates to the technical field of tea beverage production systems, in particular to a magnetic suspension centrifugal heat pump heat recovery system. Background In the production of tea beverages, a large amount of steam is consumed for heating the process water for use by hot process units such as extraction and sugar melting processes (water temperature is required to be 80-100 ℃) of tea beverages, and process units which need to be cooled such as blending processes (water temperature is required to be 15-20 ℃) exist, and the consumed cold water is commonly provided by, for example, a freezer. In the existing tea beverage production, water is required to be heated to 80-100 ℃ and then enters an extraction process, the temperature of the extracted hot water can still keep above 70-80 ℃, namely, the extracted hot water also has a large amount of waste heat, and then the part of hot water is required to be cooled by a cooling device or is required to be cooled by mixing with ice water, so that the hot water is cooled to 15-20 ℃ and then enters a blending barrel for the blending process. Therefore, in the existing production system for producing tea beverages, a large amount of waste heat is wasted in production, a large amount of steam is consumed to heat water to meet the extraction process, a cooling tower is additionally arranged to cool hot water or a large amount of ice water is in butt joint to cool so as to meet the blending process, and the comprehensive energy utilization rate is low. Disclosure of utility model Aiming at the problems of waste heat and low comprehensive energy utilization rate in the tea beverage making process, the utility model provides a magnetic suspension centrifugal heat pump heat recovery system, which is characterized in that hot water passing through an extraction device is led through a heat recovery pipeline, the waste heat of the hot water is recovered by a high-temperature magnetic suspension centrifugal heat pump unit, and the high-temperature magnetic suspension centrifugal compressor is used for doing work to transfer heat energy generated by the waste heat and the work to the front end of the extraction device and/or a sugar melting device, and meanwhile, water in the heat recovery pipeline is subjected to heat absorption cooling or cooling reflux to an extraction cooling heat exchanger, so that the cooling cycle and ice water loss of the extraction cooling heat exchanger are reduced, the heat energy recovery and the reutilization are realized, and the comprehensive energy utilization rate is greatly improved. The magnetic suspension centrifugal heat pump heat recovery system comprises an extraction pipeline, a sugar melting pipeline, a water outlet pipeline and a heat recovery pipeline, wherein the extraction pipeline is sequentially connected with an extraction heating heat exchanger, an extraction device, an extraction cooling heat exchanger, a separator and an extraction blending barrel by a hot water tank; one end of the heat recovery pipeline is connected with the front end of the extraction cooling heat exchanger, and the other end of the heat recovery pipeline is sequentially connected with the high-temperature heat absorption side of the high-temperature magnetic suspension centrifugal heat pump unit and the low-temperature heat absorption side of the low-temperature magnetic suspension centrifugal heat pump unit and then flows back to the extraction cooling heat exchanger; The water outlet pipeline is divided into two paths after flowing through the hot side of the high Wen Fang of the high-temperature magnetic suspension centrifugal heat pump unit, wherein one path is connected to the front end of the extraction device, and the other path is connected to the front end of the sugar melting device of the sugar melting pipeline. As a further improvement of the utility model, the hot water tank is provided with a water inlet pipeline, and the water inlet pipeline enters the hot water tank after passing through the low-temperature heat release side of the low-temperature magnetic suspension centrifugal heat pump unit. The high-temperature magnetic suspension centrifugal heat pump unit comprises a high-temperature magnetic suspension centrifugal compressor, a high-temperature heat absorption side and a high-temperature heat release side; The high-temperature heat absorption side is provided with a first circulating pipeline and a first heat exchanger, and the refrigerant of the first circulating pipeline exchanges heat with the hot water of the heat recovery pipeline to absorb waste heat when flowing through the first heat exchanger; The high-temperature heat release side is provided with a second circulation pipeline and a second heat exchanger, and the refrigerant of the second circulation pipeline exchanges heat with water of the water outlet pipeline when flowin