CN220569754U

CN220569754U - Air-cooled chiller

Info

Publication number: CN220569754U
Application number: CN202322076157.XU
Authority: CN
Inventors: 李卫峰; 张健辉; 夏俊杰; 崔俊生; 许慕妍
Original assignee: Shenzhen Iteaq Network Power Technology Co Ltd
Current assignee: Shenzhen Iteaq Network Power Technology Co Ltd
Priority date: 2023-08-03
Filing date: 2023-08-03
Publication date: 2024-03-08
Anticipated expiration: 2033-08-03

Abstract

The utility model provides an air-cooled chiller, comprising: the cooling device comprises a shell, a cooling circuit, a pump body, a refrigerating device and a control part. The shell encloses into first cavity and the second cavity of mutual intercommunication, and first cavity is located the top of second cavity, and the shell is provided with air intake and air exit, and the second cavity is provided with detachable maintenance door. The cooling circuit is filled with a cooling medium. The pump body is arranged in the cooling loop. The refrigerating device is used for carrying out heat exchange with the cooling loop and is arranged in the second cavity. The control part is connected with the refrigerating device and the pump body electricity, and the control part can control the pump body and the refrigerating device work to realize that cooling circuit and refrigerating device carry out the heat exchange, and the staff can overhaul the refrigerating device who sets up in the second cavity through the maintenance door more convenient, and the while can be more convenient overhauls elements such as cooling circuit, the pump body, the control part that set up in the shell, has improved the staff to air-cooled chiller to the convenience.

Description

Air-cooled chiller

Technical Field

The utility model relates to the technical field of air conditioning equipment, in particular to an air-cooled water chilling unit.

Background

With the continuous iteration of new energy technology, the use of batteries is more popular. The battery is electrified to generate heat, and the heat can be accumulated in the battery. The heat not only can influence the energy efficiency of the battery, but also can have potential safety hazards, and the daily use of the battery is seriously influenced.

In the prior art, an air conditioner is generally used for radiating heat from a battery, the air conditioner discharges cold air, and the cold air passes through the surface of the battery and brings heat away from the surface of the battery. However, the existing equipment is not provided with an overhaul window, and when the internal components of the equipment fail, the personnel can hardly overhaul the components in the equipment.

Disclosure of Invention

The embodiment of the application provides a cold type water chilling unit, so as to at least partially improve the problems.

The embodiment of the application is realized by the following technical scheme.

The embodiment of the application provides an air-cooled chiller, including: the cooling device comprises a shell, a cooling circuit, a pump body, a refrigerating device and a control part. The shell encloses into first cavity and the second cavity of mutual intercommunication, first cavity is located the top of second cavity, the shell is provided with air intake and air exit, the second cavity is provided with detachable maintenance door. The cooling circuit is filled with a cooling medium. The pump body is arranged in the cooling loop and is used for providing power for the flow of the cooling medium. The refrigerating device is used for performing heat exchange with the cooling loop, and is arranged in the second cavity. The control part is electrically connected with the refrigerating device and the pump body.

In some embodiments, the air-cooled chiller further comprises a filter disposed at the air intake.

In some embodiments, the filter has a plurality of air inlet holes, and the axis direction of the air inlet holes have an included angle of 30-60 degrees.

In some embodiments, a securing portion is disposed within the housing for securing the filter.

In some embodiments, the fixing portion includes a first connector, a stirring portion and a fastener, the first connector is disposed on an inner wall of the housing, the fastener locks the stirring portion on the first connector, a gap is formed between the stirring portion and the first connector, and an edge of the filter is embedded in the gap.

In some embodiments, the refrigeration device comprises: the refrigerating device comprises a compressor, a condenser, a throttling device and a heat exchanger, wherein the compressor, the condenser, the throttling device and the heat exchanger are sequentially communicated to form a refrigerating circuit, a refrigerant is filled in the refrigerating circuit, and the heat exchanger is communicated with the cooling circuit and is used for carrying out heat exchange with a cooling medium in the cooling circuit.

In some embodiments, the air-cooled chiller further includes a fan disposed in the first chamber and configured to dissipate heat from the condenser.

In some embodiments, the condenser is a V-type condenser.

In some embodiments, the air-cooled chiller further comprises a heating device for heating the cooling circuit, and the control is electrically connected to the heating device.

In some embodiments, the air-cooled chiller further comprises: and the water supplementing tank is arranged in the second cavity and is used for supplementing water to the cooling loop.

The embodiment of the application provides an air-cooled chiller, through the inside setting of shell for overlapping first cavity and the second cavity that sets up, and set up first cavity in the top of second cavity, set up detachable maintenance door at the second cavity simultaneously, and set up refrigerating plant in the second cavity, the control part can control the pump body and refrigerating plant work, in order to realize cooling circuit and refrigerating plant and carry out the heat exchange, and then can dispel the heat to the battery package, the staff can overhaul the refrigerating plant who sets up in the second cavity through maintenance door more convenient, the while can be more convenient overhaul elements such as cooling circuit that set up in the shell, the pump body, refrigerating plant, the control part, the staff has improved the convenience to air-cooled chiller.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 illustrates a schematic structural diagram of a first view angle of an air-cooled chiller according to an embodiment of the present disclosure.

Fig. 2 is a schematic structural diagram of a first view angle of an air-cooled chiller according to an embodiment of the present disclosure when a maintenance door is opened.

Fig. 3 is a schematic structural diagram of a first view angle of an air-cooled chiller according to an embodiment of the present disclosure when a rear cover is detached.

Fig. 4 is a schematic structural diagram illustrating a second view angle of an air-cooled chiller according to an embodiment of the present disclosure when a maintenance door is opened.

Fig. 5 shows an enlarged view at a in fig. 2.

Fig. 6 is a schematic structural diagram illustrating a second view angle of an air-cooled chiller according to an embodiment of the present disclosure when the rear cover is detached and the door is maintained.

Reference numerals: the air-cooled chiller 1, the housing 10, the first chamber 110, the second chamber 120, the air intake 130, the air outlet 140, the maintenance door 150, the pump body 30, the compressor 410, the condenser 420, the heat exchanger 450, the control section 50, the filter 60, the first connector 710, the toggle section 720, the protrusion 721, the fastener 730, the fan 80, the heating device 90, the water replenishment tank 2, the gas collection tank 3, and the expansion tank 4.

Detailed Description

In order to make the person skilled in the art better understand the solution of the present utility model, the following description will make clear and complete description of the solution of the present embodiment of the present application with reference to the accompanying drawings in the embodiment of the present application. It will be apparent that the described embodiments are only some, but not all, of the embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which a person skilled in the art would obtain without making any inventive effort, are within the scope of the utility model.

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application.

Referring to fig. 1-2, an embodiment of the present application provides an air-cooled chiller 1, where the air-cooled chiller 1 may be used to dissipate heat of a battery pack, and the air-cooled chiller 1 may include: the cooling device includes a housing 10, a cooling circuit, a pump body 30, a refrigerating device, and a control unit 50.

Referring to fig. 3, the housing 10 may enclose a first chamber 110 and a second chamber 120 that are mutually communicated, the first chamber 110 is located above the second chamber 120, the housing 10 is provided with an air inlet 130 and an air outlet 140, and the second chamber 120 is provided with a detachable maintenance door 150. The operator can access the original inside the housing 10 through the maintenance door 150. In this embodiment, the connection manner between the maintenance door 150 and the second chamber 120 is not limited, and may be, for example, hinge, clamping, etc., and may be specifically set according to practical situations.

The cooling circuit is filled with a cooling medium, and the cooling medium can be an insulating substance, for example, the cooling medium can be water, fluoridized liquid, 50% glycol solution and the like, and is not limited herein, and can be specifically selected according to practical situations, and the cooling medium can be used for absorbing and taking away heat and is used for radiating the battery pack.

The pump body 30 may be disposed in the cooling circuit, and may be configured to provide power for the flow of the cooling medium, to promote circulation of the cooling medium in the cooling circuit, and to promote heat dissipation.

Referring to fig. 4, a cooling device may be used to exchange heat with the cooling circuit to cool the cooling medium in the cooling circuit, and the cooling device may be disposed in the second chamber 120. This may facilitate the operator's access to the refrigeration unit from the maintenance door 150.

In one embodiment, a refrigeration device may include: a compressor 410, a condenser 420, a throttle device, and a heat exchanger 450. The compressor 410, the condenser 420, the throttling device and the heat exchanger 450 are sequentially communicated to form a refrigeration circuit, and the refrigeration circuit is filled with a refrigerant.

The compressor 410 may be used to compress a low-temperature low-pressure refrigerant into a high-temperature high-pressure gas and power the refrigeration cycle, the condenser 420 may be used to exchange heat with the refrigeration device, the throttling device may be used to throttle and reduce the flow of the refrigerant, reduce the pressure of the system, and the heat exchanger 450 may be connected to the cooling circuit and be used to exchange heat with the cooling medium in the cooling circuit.

Specifically, the compressor 410 may suck the refrigerant at a low temperature and a low pressure to compress the refrigerant into a gas at a high temperature and a high pressure. The high temperature and pressure gas may then pass through the condenser 420 to exchange heat with the surrounding environment, transferring heat to the surrounding environment, where the refrigerant condenses into a liquid. The condensed refrigerant is decompressed and expanded by a throttling device to become low-temperature and low-pressure liquid.

In this embodiment, the compressor 410, the throttling device and the heat exchanger 450 may be disposed in the second chamber 120, so that the operator can conveniently inspect the compressor 410, the throttling device and the heat exchanger 450 from the maintenance door 150.

The control part 50 is electrically connected to the refrigerating device and the pump body 30, and the control part 50 may be used for controlling the pump body 30 to operate, for example, may control the pump body 30 to be opened or closed or periodically opened or closed.

According to the air-cooled water chilling unit 1 provided by the embodiment of the application, the first chamber 110 and the second chamber 120 are arranged in the casing 10 in a mode of overlapping, the first chamber 110 is arranged above the second chamber 120, meanwhile, the detachable maintenance door 150 is arranged in the second chamber 120, the refrigerating device is arranged in the second chamber 120, the control part 50 can control the pump body 30 and the refrigerating device to work so as to realize heat exchange between the cooling circuit and the refrigerating device, and then the battery pack can be cooled, a worker can overhaul the refrigerating device arranged in the second chamber 120 more conveniently through the maintenance door 150, and meanwhile, the cooling circuit, the pump body 30, the refrigerating device, the control part 50 and other elements arranged in the casing 10 can be overhauled more conveniently, so that convenience of workers to the air-cooled water chilling unit 1 is improved.

With continued reference to fig. 2, in one embodiment, the air-cooled chiller 1 further includes a filter 60, where the filter 60 is disposed at the air inlet 130, and the filter 60 may be used to filter the air entering the air inlet 130, for example, may be used to block impurities such as dust in the air from entering the housing 10, so as to prevent the air-cooled chiller 1 from being interfered by external factors, and thus, is beneficial to ensuring the normal operation of the air-cooled chiller 1.

Specifically, in one embodiment, the filter 60 may have a plurality of air inlet holes, and the axial direction of the air inlet holes and the axial direction of the air inlet 130 have an included angle, and the included angle may further play a role in blocking impurities in the air. In one embodiment, the included angle may be set to 30 ° -60 °, for example, may be set to 30 °, 45 °, 60 °, etc., which is not limited herein, and it is understood that the included angle is not set too large or too small, and if the included angle is set too large, the filter 60 may not be able to filter impurities, and if the included angle is set too small, airflow is not able to enter the housing 10 from the filter 60, thereby affecting the heat dissipation efficiency.

Further, with continued reference to fig. 2, in one embodiment, a securing portion may be provided within the housing 10 for securing the filter 60. The fixing portion is beneficial to improving the stability of the connection between the housing 10 and the filter 60 and preventing the filter 60 from falling off from the housing 10.

Specifically, referring to fig. 5, the fixing portion may include a first connecting body 710, a toggle portion 720, and a fastener 730.

The first connector 710 may be disposed on the inner wall of the housing 10, and the first connector 710 may be disposed in a "C" shape, that is, the first connector 710 may be disposed to protrude toward the second chamber 120.

The fastening member 730 may be used to lock the toggle portion 720 to the first connector 710, that is, the toggle portion 720 may be sandwiched between the first connector 710 and the fastening member 730. Specifically, in this embodiment, the fastener 730 may be a screw, and the first connection portion and the toggle portion 720 may be provided with threaded holes that are matched with the screw, and the first connection portion and the toggle portion 720 may be connected with the fastener 730 through threads.

A gap is formed between the poking part 720 and the first connector 710, and the edge of the filter 60 can be embedded in the gap.

Specifically, in one embodiment, the stirring portion 720 may have a protrusion 721 extending toward the second chamber 120, and the protrusion 721 may be configured to facilitate the manual stirring of the stirring portion 720 by a user, thereby facilitating the disassembly and assembly of the filter 60.

It will be appreciated that a plurality of fixing portions may be provided, wherein each 4 fixing portions are grouped, each group of fixing portions may be used to fix one filter 60, in particular, the filter 60 may be provided in a square structure, and the fixing portions may be used to fix four corners of the filter 60, so as to achieve the fixing effect on the filter 60.

Referring to fig. 6, in some embodiments, the air-cooled chiller 1 may further include a fan 80, where the fan 80 is disposed in the first chamber 110 and located at one side of the condenser 420, and is configured to dissipate heat from the condenser 420. The fan 80 may be provided in plurality, and the plurality of fans 80 may be uniformly provided at one side of the condenser 420, so that heat dissipation of the condenser 420 by the fan 80 may be more uniform. For example, the blower 80 may be configured in a two-row three-row structure, a three-row two-row structure, or the like, and is not limited thereto, and may be specifically configured according to actual circumstances.

Further, the condenser 420 may be configured to be symmetrical, such as up-down symmetry or left-right symmetry, so that the condenser 420 may dissipate heat more uniformly, in this embodiment, the condenser 420 may be configured to be a V-shaped condenser 420, in some other embodiments, the condenser 420 may be configured to be a C-shaped condenser 420 or an M-shaped condenser 420, which is not limited herein, and may be configured according to practical situations, which is not limited herein.

Referring again to fig. 3, in some embodiments, the air-cooled chiller 1 may also include a heating device 90. The heating device 90 is used for heating the cooling circuit, so that the temperature of the cooling medium in the cooling circuit can be increased, the cooling medium in the cooling circuit can be prevented from freezing under some environments with lower external temperature, and a more suitable working environment is provided for the battery pack. The heating device 90 may also be electrically connected to the control portion 50, and the control portion 50 may also be used to control the heating device 90 to be turned on or off.

Referring again to fig. 2, in some embodiments, the air-cooled chiller 1 further includes: the water replenishing tank 2 may be disposed in the second chamber 120, for replenishing the cooling circuit with water. In one embodiment, the water replenishing tank 2 may be further connected to the pump body 30, and the pump body 30 may be further used to pump the liquid in the water replenishing tank 2 to the cooling circuit, so as to realize an automatic liquid replenishing function, thereby reducing labor cost.

With continued reference to fig. 4, in some embodiments, the air-cooled chiller 1 may further include: the gas collection tank 3 and the expansion tank 4, both the gas collection tank 3 and the expansion tank 4 can be arranged in the second chamber 120, the gas collection tank 3 can be used for discharging gas generated during working in the refrigeration loop, and the expansion tank 4 can be used for compensating the expansion of the volume of the cooling medium after the temperature rise in the cooling loop so as to prevent the overpressure of the cooling loop.

In the present utility model, the terms "mounted," "connected," and the like should be construed broadly unless otherwise specifically indicated or defined. For example, the connection can be fixed connection, detachable connection, integral connection or transmission connection; may be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for understanding as a specific or particular structure. The description of the term "some embodiments" means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In the present utility model, the schematic representations of the above terms are not necessarily for the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples of the present utility model and features of various embodiments or examples may be combined and combined by those skilled in the art without contradiction.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting thereof; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model, and they should be included in the protection scope of the present utility model.

Claims

1. An air-cooled chiller, comprising:

the shell encloses a first cavity and a second cavity which are mutually communicated, the first cavity is positioned above the second cavity, the shell is provided with an air inlet and an air outlet, and the second cavity is provided with a detachable maintenance door;

the cooling circuit is filled with a cooling medium;

the pump body is arranged in the cooling loop and is used for providing power for the flow of the cooling medium;

the refrigerating device is used for performing heat exchange with the cooling loop and is arranged in the second cavity; and

and the control part is electrically connected with the refrigerating device and the pump body.

2. The air-cooled chiller according to claim 1 further comprising a filter disposed at the air intake.

3. The air-cooled chiller according to claim 2 wherein the filter has a plurality of air intake openings, the air intake openings having an axis oriented at an angle of 30 ° to 60 ° to the air intake opening axis.

4. The air-cooled chiller according to claim 2 wherein a securing portion is provided within the housing for securing the filter.

5. The air-cooled chiller according to claim 4 wherein the fixed portion comprises a first connector, a toggle portion and a fastener, the first connector is disposed on an inner wall of the housing, the fastener locks the toggle portion to the first connector, a gap is formed between the toggle portion and the first connector, and an edge of the filter is embedded in the gap.

6. The air-cooled chiller according to claim 1 wherein the refrigeration device comprises: the refrigerating device comprises a compressor, a condenser, a throttling device and a heat exchanger, wherein the compressor, the condenser, the throttling device and the heat exchanger are sequentially communicated to form a refrigerating circuit, a refrigerant is filled in the refrigerating circuit, and the heat exchanger is communicated with the cooling circuit and is used for carrying out heat exchange with a cooling medium in the cooling circuit.

7. The air-cooled chiller according to claim 6 further comprising a fan disposed in the first chamber and configured to dissipate heat from the condenser.

8. The air-cooled chiller of claim 6, wherein the condenser is a V-type condenser.

9. The air-cooled chiller according to claim 1 further comprising a heating device for heating the cooling circuit, the control being electrically connected to the heating device.

10. The air-cooled chiller of claim 1, further comprising: and the water supplementing tank is arranged in the second cavity and is used for supplementing water to the cooling loop.