CN-122015310-A - Hydraulic drive heat exchange integrated heat pump device

CN122015310ACN 122015310 ACN122015310 ACN 122015310ACN-122015310-A

Abstract

The application discloses a hydraulic drive heat exchange integrated heat pump device, and belongs to the technical field of heat exchange. The heat exchange device comprises a bearing assembly, a first heat exchange assembly, a turbine assembly, a screw compressor and a second heat exchange assembly, wherein a flow groove is formed in the bearing assembly, a liquid inlet and a liquid outlet are formed in the bearing assembly, the liquid inlet and the liquid outlet are communicated with the flow groove, the first heat exchange assembly and the turbine assembly are arranged in the flow groove, the first heat exchange assembly and the turbine assembly are sequentially arranged along the direction from the liquid inlet to the liquid outlet, the screw compressor and the second heat exchange assembly are arranged outside the bearing assembly, the turbine assembly is connected with the screw compressor, the screw compressor is respectively communicated with the second heat exchange assembly and the first heat exchange assembly, the second heat exchange assembly is communicated with the first heat exchange assembly, heat exchange liquid flows in the first heat exchange assembly, and under the condition that the liquid inlet flows into the liquid to be heat exchanged, the liquid to be heat exchanged exchanges heat with the heat exchange liquid in the first heat exchange assembly, and the liquid to be heat exchanged flows through the turbine assembly to drive the turbine assembly to operate.

Inventors

MAO JIANHUA
BAI XIANYU
ZENG YIPING
LIN SHUANGYING

Assignees

深圳北控创新投资有限公司
杭州北水未来科技有限公司

Dates

Publication Date: 20260512
Application Date: 20260401
Priority Date: 20251223

Claims (10)

1. The hydraulic drive heat exchange integrated heat pump device is characterized by comprising a bearing assembly, a first heat exchange assembly, a turbine assembly, a screw compressor and a second heat exchange assembly; The bearing assembly is internally provided with a flow groove, and is provided with a liquid inlet and a liquid outlet, and the liquid inlet and the liquid outlet are communicated with the flow groove; The first heat exchange component and the turbine component are arranged in the flow groove, the first heat exchange component and the turbine component are sequentially arranged along the direction from the liquid inlet to the liquid outlet, the screw compressor and the second heat exchange component are arranged outside the bearing component, the turbine component is connected with the screw compressor, the screw compressor is respectively communicated with the second heat exchange component and the first heat exchange component, the second heat exchange component is communicated with the first heat exchange component, and heat exchange liquid flows in the first heat exchange component; Under the condition that the liquid inlet flows into the liquid to be heat-exchanged, the liquid to be heat-exchanged exchanges with the heat-exchanged liquid in the first heat exchange component, the liquid to be heat-exchanged flows through the turbine component to drive the turbine component to operate, the turbine component drives the screw compressor to operate, and the liquid to be heat-exchanged flows out from the liquid outlet.
2. The hydrodynamically-driven heat exchange integrated heat pump unit of claim 1, wherein the first heat exchange assembly comprises a heat exchange shell and a plurality of heat exchange fins; The heat exchange plates are arranged in the heat exchange shell and are distributed at intervals, the heat exchange shell is provided with a first opening and a second opening, the first opening and the second opening are communicated with the inside of the heat exchange shell, the first opening is communicated with the liquid inlet, and the second opening is communicated with the turbine component; the heat exchange plates are provided with a liquid flow channel, a liquid inlet opening and a liquid outlet opening, the liquid inlet opening and the liquid outlet opening are communicated with the liquid flow channel, the liquid flow channel is used for flowing heat exchange liquid, the liquid inlet openings of a plurality of heat exchange plates are communicated with the second heat exchange assembly, and the liquid outlet openings of a plurality of heat exchange plates are communicated with the screw compressor.
3. The hydraulic drive heat exchange integrated heat pump device according to claim 2, further comprising a first flow guiding member, wherein the first flow guiding member is of a hollow structure, and is provided with a first flow guiding port and a second flow guiding port, the second flow guiding port is connected to the first opening, and the first flow guiding port is communicated with the liquid inlet; and along the direction from the first diversion port to the second diversion port, the flow area of the first diversion piece is gradually reduced.
4. A hydraulically driven heat exchange integrated heat pump unit according to claim 3, wherein the opposite side walls of the first flow guide in the width direction of the flow channel are respectively in contact with the wall of the flow channel.
5. The hydrodynamically-driven heat exchange integrated heat pump unit of claim 2, further comprising a second baffle; the second flow guiding piece is of a hollow structure, and is provided with a third flow guiding port and a fourth flow guiding port, the third flow guiding port is connected with the second opening, and the fourth flow guiding port is communicated with the turbine assembly; And along the direction from the third diversion port to the fourth diversion port, the flow area of the second diversion piece is gradually reduced.
6. The hydraulic drive heat exchange integrated heat pump apparatus according to claim 2, wherein the heat exchange shell is in contact with a bottom of the flow groove, a height of the heat exchange shell is smaller than a depth of the flow groove, the depth of the flow groove is a distance from a notch of the flow groove to the bottom of the flow groove, and the height of the heat exchange shell is a distance between opposite ends of the heat exchange shell in a depth direction of the flow groove.
7. The hydrodynamically-driven heat exchange integrated heat pump unit according to claim 6, wherein the heat exchange shell has opposite first and second sides in a width direction of the flow channel, the flow channel has a first channel wall facing the first side and a second channel wall facing the second side, the first side and the first channel wall have a first gap therebetween, and/or the second side and the second channel wall have a second gap therebetween.
8. The heat pump unit according to claim 6, further comprising a first flow guide member having a height smaller than a depth of the flow groove, wherein the first flow guide member has a height equal to a distance between opposite ends of the first flow guide member in a depth direction of the flow groove.
9. The hydraulically driven heat exchange integrated heat pump unit according to any one of claims 1-8, wherein the turbine assembly is connected with a drive shaft, the wall of the flow channel is provided with a rotation hole, and the drive shaft is connected with the screw compressor by penetrating the rotation hole.
10. The hydraulically driven heat exchange integrated heat pump device according to claim 9, wherein the turbine assembly comprises a turbine housing and a turbine disc arranged inside the turbine housing, the turbine housing is provided with an inlet and an outlet, the inlet is communicated with the first heat exchange assembly, the outlet is connected with a bent liquid outlet pipe, and the liquid outlet pipe is communicated with the liquid outlet; wherein the turbine disc is connected with one end of the driving shaft, the turbine disc is configured to drive the driving shaft to rotate, the inlet is configured to flow in the liquid to be heat-exchanged so as to enable the turbine disc to rotate, and the outlet is configured to flow out the liquid to be heat-exchanged.

Description

Hydraulic drive heat exchange integrated heat pump device Technical Field The application belongs to the technical field of heat exchange, and particularly relates to a hydraulic drive heat exchange integrated heat pump device. Background After sewage in the sewage treatment plant is treated to a certain extent, the sewage treatment plant has the characteristics of stable water temperature, water quantity and water quality, is an excellent attractive low-temperature waste heat source, combines sewage heat energy utilization with sewage treatment, and is an important development trend of clean energy heating and refrigeration when a sewage source heat pump system is built in the sewage treatment plant for sewage heat energy recycling. However, in the related art, the energy recovery efficiency for sewage/reclaimed water is low. Disclosure of Invention The application aims to provide a hydraulic drive heat exchange integrated heat pump device, which at least solves the problem of low energy recovery efficiency for sewage/reclaimed water. In order to solve the technical problems, the application is realized as follows: the embodiment of the application provides a hydraulic drive heat exchange integrated heat pump device, which comprises a bearing assembly, a first heat exchange assembly, a turbine assembly, a screw compressor and a second heat exchange assembly, wherein the bearing assembly is connected with the first heat exchange assembly; The bearing assembly is internally provided with a flow groove, and is provided with a liquid inlet and a liquid outlet, and the liquid inlet and the liquid outlet are communicated with the flow groove; The first heat exchange component and the turbine component are arranged in the flow groove, the first heat exchange component and the turbine component are sequentially arranged along the direction from the liquid inlet to the liquid outlet, the screw compressor and the second heat exchange component are arranged outside the bearing component, the turbine component is connected with the screw compressor, the screw compressor is respectively communicated with the second heat exchange component and the first heat exchange component, the second heat exchange component is communicated with the first heat exchange component, and heat exchange liquid flows in the first heat exchange component; Under the condition that the liquid inlet flows into the liquid to be heat-exchanged, the liquid to be heat-exchanged exchanges with the heat-exchanged liquid in the first heat exchange component, the liquid to be heat-exchanged flows through the turbine component to drive the turbine component to operate, the turbine component drives the screw compressor to operate, and the liquid to be heat-exchanged flows out from the liquid outlet. Optionally, the first heat exchange assembly comprises a heat exchange shell and a plurality of heat exchange fins; The heat exchange plates are arranged in the heat exchange shell and are distributed at intervals, the heat exchange shell is provided with a first opening and a second opening, the first opening and the second opening are communicated with the inside of the heat exchange shell, the first opening is communicated with the liquid inlet, and the second opening is communicated with the turbine component; the heat exchange plates are provided with a liquid flow channel, a liquid inlet opening and a liquid outlet opening, the liquid inlet opening and the liquid outlet opening are communicated with the liquid flow channel, the liquid flow channel is used for flowing heat exchange liquid, the liquid inlet openings of a plurality of heat exchange plates are communicated with the second heat exchange assembly, and the liquid outlet openings of a plurality of heat exchange plates are communicated with the screw compressor. Optionally, the hydraulic driving heat exchange integrated heat pump device further comprises a first flow guiding piece, wherein the first flow guiding piece is of a hollow structure, the first flow guiding piece is provided with a first flow guiding port and a second flow guiding port, the second flow guiding port is connected with the first opening, and the first flow guiding port is communicated with the liquid inlet; and along the direction from the first diversion port to the second diversion port, the flow area of the first diversion piece is gradually reduced. Alternatively, two opposite side walls of the first diversion piece along the width direction of the flow groove are respectively contacted with the groove wall of the flow groove. Optionally, the hydraulic driving heat exchange integrated heat pump device further comprises a second flow guiding piece; the second flow guiding piece is of a hollow structure, and is provided with a third flow guiding port and a fourth flow guiding port, the third flow guiding port is connected with the second opening, and the fourth flow guiding port is communicated with the turbine assembly