CN210956920U - Liquid cooling circulating device for power battery pack of large-scale mine car - Google Patents
Liquid cooling circulating device for power battery pack of large-scale mine car Download PDFInfo
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- CN210956920U CN210956920U CN201922501287.7U CN201922501287U CN210956920U CN 210956920 U CN210956920 U CN 210956920U CN 201922501287 U CN201922501287 U CN 201922501287U CN 210956920 U CN210956920 U CN 210956920U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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Abstract
The utility model belongs to the technical field of mine car power battery packs, and discloses a liquid cooling circulating device for a power battery pack of a large-scale mine car, which comprises a plurality of battery boxes for accommodating lithium batteries and a liquid cooling air conditioner for cooling all the lithium batteries, wherein the liquid cooling air conditioner and the plurality of battery boxes are longitudinally arranged in a battery cabinet; the battery box is provided with a liquid cooling channel, the liquid cooling channel is annularly arranged on the periphery of the battery box, and the liquid cooling channel is positioned on the outer side of the corresponding lithium battery; the liquid cooling channel is provided with a liquid cooling inlet and a liquid cooling outlet which are both arranged at the front end of the battery box; the liquid cooling outlets on the battery boxes are connected with the liquid inlets of the liquid cooling air conditioners, and the liquid cooling inlets on the battery boxes are connected with the liquid outlets of the liquid cooling air conditioners. The liquid cooling air conditioner is used for cooling the lithium batteries in the battery boxes respectively, so that the power battery pack for the large-scale mine car can be ensured to be safer to use.
Description
Technical Field
The utility model belongs to the technical field of mine car power battery group, concretely relates to liquid cooling circulating device that is used for power battery group of large-scale mine car.
Background
The existing electric mine card needs a plurality of electric appliance units to drive the mine card to operate, the electric appliance units are powered by a battery pack, large heat is generated in the working process of the battery pack due to high temperature, a compartment for accommodating the battery pack can be set into a sealed chamber for dust prevention, large heat can be generated in the compartment for accommodating the battery pack, and if the battery pack is not cooled in time, the work of the battery pack is easily influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems existing in the prior art, the utility model aims to provide a liquid cooling circulating device of a power battery pack for a large-scale mine car.
The utility model discloses the technical scheme who adopts does:
a liquid cooling circulating device for a power battery pack of a large-scale mine car comprises a plurality of battery boxes for containing lithium batteries and a liquid cooling air conditioner for cooling all the lithium batteries, wherein the liquid cooling air conditioner and the plurality of battery boxes are longitudinally arranged in a battery cabinet;
the battery box is provided with a liquid cooling channel, the liquid cooling channel is annularly arranged on the periphery of the battery box, and the liquid cooling channel is positioned on the outer side of the corresponding lithium battery;
the liquid cooling channel is provided with a liquid cooling inlet and a liquid cooling outlet which are both arranged at the front end of the battery box;
the liquid cooling outlets on the battery boxes are connected with the liquid inlets of the liquid cooling air conditioners, and the liquid cooling inlets on the battery boxes are connected with the liquid outlets of the liquid cooling air conditioners.
Further, the liquid cooling air conditioner comprises a piston type air compressor, an evaporator, a condenser and a fan for cooling the condenser;
the liquid inlet is arranged on the inlet end of the evaporator;
the right end of the cylinder body of the piston type air compressor is provided with a first inlet and a first outlet;
the first inlet is connected with an outlet of the evaporator, and the first outlet is connected with an inlet of the condenser;
the liquid outlet is arranged at the outlet end of the condenser.
Furthermore, a second inlet and a second outlet are arranged at the left end of the cylinder body;
the second inlet is connected with an outlet of the evaporator, and the second outlet is connected with an inlet of the condenser.
Further, the liquid cooling inlet and the liquid cooling outlet have the same structure;
the liquid cooling inlet and the liquid cooling outlet are externally connected with the same liquid cooling pipe.
Further, the number of the battery cartridges is four.
Further, the number of the cartridges is five.
The utility model has the advantages that:
(1) the liquid cooling air conditioner is used for cooling the lithium batteries in the battery boxes respectively, so that the power battery pack for the large-scale mine car can be ensured to be safer to use.
(2) The liquid cooling air conditioner adopts liquid to replace air as a cooling medium, on one hand, the liquid cooling air conditioner and the liquid cooling channels on the four battery boxes respectively form a liquid cooling circulation, and can respectively cool the lithium batteries in the four battery boxes; on the other hand, in the working process of the evaporator, the heat of the battery cabinet can be absorbed, and the four battery boxes in the battery cabinet are cooled; the dual cooling effect is better.
Drawings
FIG. 1 is a schematic structural view of example 1.
Fig. 2 is a plan view of the battery case.
Fig. 3 is a front view of the battery pack.
Fig. 4 is an enlarged view at a of fig. 3.
FIG. 5 is a schematic structural view of example 2.
Fig. 6 is a schematic structural diagram of the cylinder, the evaporator and the condenser of the present invention.
In the figure: 10-a battery box; 11-a liquid cooling inlet; 12-a liquid cooling outlet; 13-liquid cooling channels; 14-connecting bolts; 15-a lithium battery; 16-mounting bolts; 20-liquid cooling air conditioner; 21-a fan; 22-cylinder body; 2201-a first inlet; 2202-a first outlet; 2203-a second inlet; 2204-a second outlet; 2205-piston; 23-a condenser; 2301-a liquid outlet; 2302-inlet of the condenser; 24-an evaporator; 25-a liquid inlet pipe; 26-a drain pipe; 30-battery cabinet.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
Example 1:
as shown in FIG. 1, the liquid cooling circulation device for the power battery pack of the large-scale mine car of the embodiment comprises a plurality of battery boxes 10 for accommodating lithium batteries 15 and a liquid cooling air conditioner 20 for cooling all the lithium batteries, wherein the liquid cooling air conditioner 20 and the plurality of battery boxes 10 are longitudinally arranged in a battery cabinet 30; in the present embodiment, the number of the cartridges 10 is four.
Four transverse plates are arranged in the battery cabinet, four battery boxes are correspondingly arranged on the four transverse plates one by one through mounting plates, each battery box is formed by connecting an upper box and a lower box, and the upper box and the lower box are connected through a plurality of connecting bolts 14.
As shown in fig. 2, the battery box 10 is provided with a liquid cooling channel 13, the liquid cooling channel 13 is annularly arranged on the periphery of the battery box 10, and the liquid cooling channel 13 is located at the outer side of the corresponding lithium battery 15; the liquid cooling channel is provided with a liquid cooling inlet 11 and a liquid cooling outlet 12, and the liquid cooling inlet 11 and the liquid cooling outlet 12 are both installed on the liquid cooling channel through installation bolts 16. The liquid-cooled inlet 11 and the liquid-cooled outlet 12 are provided at the front end of the battery case 10 (see fig. 2 and 3).
The liquid cooling outlets 12 on the plurality of battery boxes are connected with the liquid inlets of the liquid cooling air conditioners, and the liquid cooling inlets on the plurality of battery boxes are connected with the liquid outlets of the liquid cooling air conditioners. The liquid inlet is respectively connected with the liquid cooling outlets 12 on the four battery boxes through a liquid inlet pipe 25, four external interfaces can be arranged on the liquid inlet pipe 25, and the four external interfaces are correspondingly connected with the liquid cooling outlets 12 on the four battery boxes one by one through the liquid cooling pipes; the liquid outlet passes through fluid-discharge tube 26 and connects the liquid cooling import 11 on four battery casees respectively, and similarly, be equipped with four external interfaces on the fluid-discharge tube 26, four external interfaces pass through the liquid cooling import 11 that the liquid cooling pipe one-to-one connected on four battery casees. The liquid cooling inlet 11 and the liquid cooling outlet 12 have the same structure (both the liquid cooling inlet 11 and the liquid cooling outlet 12 have the structure shown in fig. 4); the liquid cooling inlet and the liquid cooling outlet are externally connected with the same liquid cooling pipe, so that the installation and the connection are more convenient, and the corresponding liquid cooling pipe does not need to be externally connected with the liquid cooling inlet or the liquid cooling outlet, thereby wasting the installation and the connection time.
In this embodiment, the liquid-cooled air conditioner includes a piston type air compressor, an evaporator 24, a condenser 23, and a fan 21 for cooling the condenser; as shown in fig. 6, a fan 21 is provided toward the condenser for radiating heat to the condenser.
A first inlet 2201 and a first outlet 2202 are arranged at the right end of the cylinder body 22 of the piston type air compressor; the liquid inlet is arranged on the inlet end of the evaporator; the first inlet is connected with an outlet of the evaporator, and the first outlet is connected with an inlet of the condenser; the liquid outlet 2301 is provided on an outlet end of the condenser. After the connection is completed, the lithium batteries 15 in the four battery boxes 10 can be cooled by the liquid cooling air conditioner. When the piston type air compressor works, a piston 2205 of a cylinder body of the piston type air compressor does reciprocating motion, the cylinder body is divided into a left space and a right space by the piston, on one hand, the conditions of volume increase and volume decrease can alternately occur in the right space, when the volume of the space in the right space is increased, negative pressure is formed in the right space, and liquid water flowing out of liquid cooling outlets 12 on four battery boxes can be sucked into an inlet of an evaporator through a liquid inlet pipe and then is sucked into the right space after being vaporized by the evaporator; when the volume of the right space is reduced, the vaporized water sucked into the right space can enter the condenser 23 through the first outlet 2202 to be condensed to become low-temperature liquid water, the low-temperature liquid water flows out through the liquid outlet 2301 and then flows into the liquid cooling channels 13 corresponding to the four battery boxes through the liquid discharge pipe 26 respectively, and the low-temperature liquid water flowing through the periphery of the battery boxes can cool the lithium batteries 15 in the battery boxes; then flow out (become high temperature liquid water) from liquid cooling export 12 on four battery casees, circulation like this, the piston 2205 at piston air compressor's cylinder body is the reciprocating motion in-process, can form a liquid cooling circulation with liquid cooling passageway 13 on four battery casees 10 respectively in the right side space of cylinder body, can be respectively to the lithium cell 15 cooling in four battery casees 10.
On the other hand, in the working process of the evaporator, the heat of the battery cabinet 30 can be absorbed, and the four battery boxes in the battery cabinet are cooled.
A second inlet 2203 and a second outlet 2204 can be arranged at the left end of the cylinder body; the second inlet is connected to the outlet of the evaporator, and the second outlet 2204 is connected to the inlet 2302 of the condenser. Similarly, piston 2205 can be in-process of reciprocating motion, the condition that volume increase and volume reduce can appear in turn in the left side space, the vaporized water after the evaporimeter vaporization can get into the left side space in via second import 2203, then get into the entry of condenser via second export 2204, make the vaporized water by the condenser condensation, the low temperature liquid water after the condensation flows into the liquid cooling passageway 13 that four battery casees correspond respectively through fluid-discharge tube 26 in, so in piston 2205 of piston air compressor's cylinder body is reciprocating motion in-process, can form a liquid cooling circulation with the liquid cooling passageway 13 on four battery casees 10 respectively in the left side space of cylinder body, can cool down lithium cell 15 in four battery casees 10 respectively. The liquid cooling circulation is better ensured.
Example 2:
as shown in FIG. 5, the liquid cooling circulation device for the power battery pack of the large-scale mine car of the embodiment comprises a plurality of battery boxes 10 for accommodating lithium batteries 15 and a liquid cooling air conditioner 20 for cooling all the lithium batteries, wherein the liquid cooling air conditioner 20 and the plurality of battery boxes 10 are longitudinally arranged in a battery cabinet 30; in the present embodiment, the number of the cartridges 10 is five.
Four transverse plates are arranged in the battery cabinet, four battery boxes are correspondingly arranged on the four transverse plates one by one through mounting plates, each battery box is formed by connecting an upper box and a lower box, and the upper box and the lower box are connected through a plurality of connecting bolts 14.
As shown in fig. 2, the battery box 10 is provided with a liquid cooling channel 13, the liquid cooling channel 13 is annularly arranged on the periphery of the battery box 10, and the liquid cooling channel 13 is located at the outer side of the corresponding lithium battery 15; the liquid cooling channel is provided with a liquid cooling inlet 11 and a liquid cooling outlet 12, and the liquid cooling inlet 11 and the liquid cooling outlet 12 are both installed on the liquid cooling channel through installation bolts 16. The liquid-cooled inlet 11 and the liquid-cooled outlet 12 are provided at the front end of the battery case 10 (see fig. 2 and 3).
The liquid cooling outlets 12 on the plurality of battery boxes are connected with the liquid inlets of the liquid cooling air conditioners, and the liquid cooling inlets on the plurality of battery boxes are connected with the liquid outlets of the liquid cooling air conditioners. The liquid inlet is respectively connected with the liquid cooling outlets 12 on the five battery boxes through a liquid inlet pipe 25, five external interfaces can be arranged on the liquid inlet pipe 25, and the five external interfaces are correspondingly connected with the liquid cooling outlets 12 on the five battery boxes one by one through the liquid cooling pipes; the liquid outlet is connected with the liquid cooling inlets 11 on the five battery boxes respectively through the liquid discharge pipe 26, similarly, five external interfaces are arranged on the liquid discharge pipe 26, and the five external interfaces are connected with the liquid cooling inlets 11 on the five battery boxes in a one-to-one correspondence mode through the liquid cooling pipes. The liquid cooling inlet 11 and the liquid cooling outlet 12 have the same structure (both the liquid cooling inlet 11 and the liquid cooling outlet 12 have the structure shown in fig. 4); the liquid cooling inlet and the liquid cooling outlet are externally connected with the same liquid cooling pipe, so that the installation and the connection are more convenient, and the corresponding liquid cooling pipe does not need to be externally connected with the liquid cooling inlet or the liquid cooling outlet, thereby wasting the installation and the connection time.
In this embodiment, the liquid-cooled air conditioner includes a piston type air compressor, an evaporator 24, a condenser 23, and a fan 21 for cooling the condenser; as shown in fig. 6, a fan 21 is provided toward the condenser for radiating heat to the condenser.
A first inlet 2201 and a first outlet 2202 are arranged at the right end of the cylinder body 22 of the piston type air compressor; the liquid inlet is arranged on the inlet end of the evaporator; the first inlet is connected with an outlet of the evaporator, and the first outlet is connected with an inlet of the condenser; the liquid outlet 2301 is provided on an outlet end of the condenser. After the connection is completed, the lithium batteries 15 in the five battery boxes 10 can be cooled through the liquid cooling air conditioner. When the piston type air compressor works, a piston 2205 of a cylinder body of the piston type air compressor does reciprocating motion, the cylinder body is divided into a left space and a right space by the piston, on one hand, the conditions of volume increase and volume decrease can alternately occur in the right space, when the volume of the space in the right space is increased, negative pressure is formed in the right space, and liquid water flowing out of liquid cooling outlets 12 on five battery boxes can be sucked into an inlet of an evaporator through a liquid inlet pipe and then is sucked into the right space after being vaporized by the evaporator; when the volume of the right space is reduced, the vaporized water sucked into the right space can enter the condenser 23 through the first outlet 2202 to be condensed into low-temperature liquid water, the low-temperature liquid water flows out through the liquid outlet 2301 and then flows into the liquid cooling channels 13 corresponding to the five battery boxes through the liquid discharge pipe 26, and the low-temperature liquid water flowing through the periphery of the battery boxes can cool the lithium batteries 15 in the battery boxes; then flow out (become high temperature liquid water) from liquid cooling export 12 on five battery casees, so circulation, in piston 2205 of piston air compressor's cylinder body is reciprocating motion process, can form a liquid cooling circulation at the right side space of cylinder body respectively with liquid cooling passageway 13 on five battery casees 10, can be respectively to the lithium cell 15 cooling in five battery casees 10.
On the other hand, in the working process of the evaporator, the heat of the battery cabinet 30 can be absorbed, and the temperature of five battery boxes in the battery cabinet is reduced.
A second inlet and a second outlet can be arranged at the left end of the cylinder body; the second inlet is connected with an outlet of the evaporator, and the second outlet is connected with an inlet of the condenser. In the same way, piston 2205 can be the reciprocating motion in-process, the condition of volume increase and volume reduction can appear in turn in the left side space, the vaporized water after the evaporimeter vaporization can get into the left side space in via the second import, then get into the entry of condenser via the second export, make the vaporized water by the condenser condensation, the low temperature liquid water after the condensation flows into the liquid cooling passageway 13 that five battery casees correspond respectively through fluid-discharge tube 26 in, so piston 2205 at piston air compressor's cylinder body is the reciprocating motion in-process, can form a liquid cooling circulation with the liquid cooling passageway 13 on five battery casees 10 respectively in the left side space of cylinder body, can cool down the lithium cell 15 in five battery casees 10 respectively. The liquid cooling circulation is better ensured.
The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.
Claims (6)
1. The utility model provides a liquid cooling circulating device that is used for power battery group of large-scale mine car which characterized in that: the battery cabinet comprises a plurality of battery boxes for accommodating lithium batteries and a liquid cooling air conditioner for cooling all the lithium batteries, wherein the liquid cooling air conditioner and the plurality of battery boxes are longitudinally arranged in the battery cabinet;
the battery box is provided with a liquid cooling channel, the liquid cooling channel is annularly arranged on the periphery of the battery box, and the liquid cooling channel is positioned on the outer side of the corresponding lithium battery;
the liquid cooling channel is provided with a liquid cooling inlet and a liquid cooling outlet which are both arranged at the front end of the battery box;
the liquid cooling outlets on the battery boxes are connected with the liquid inlets of the liquid cooling air conditioners, and the liquid cooling inlets on the battery boxes are connected with the liquid outlets of the liquid cooling air conditioners.
2. The liquid cooling circulation device for the power battery pack of the large-sized mining vehicle as claimed in claim 1, wherein: the liquid cooling air conditioner comprises a piston type air compressor, an evaporator, a condenser and a fan for cooling the condenser;
the liquid inlet is arranged on the inlet end of the evaporator;
the right end of the cylinder body of the piston type air compressor is provided with a first inlet and a first outlet;
the first inlet is connected with an outlet of the evaporator, and the first outlet is connected with an inlet of the condenser;
the liquid outlet is arranged at the outlet end of the condenser.
3. The liquid cooling circulation device for the power battery pack of the large-sized mining vehicle as claimed in claim 2, wherein: the left end of the cylinder body is provided with a second inlet and a second outlet;
the second inlet is connected with an outlet of the evaporator, and the second outlet is connected with an inlet of the condenser.
4. The liquid-cooled circulation apparatus for a power battery pack of a large-sized mining vehicle according to any one of claims 1 to 3, wherein: the liquid cooling inlet and the liquid cooling outlet have the same structure;
the liquid cooling inlet and the liquid cooling outlet are externally connected with the same liquid cooling pipe.
5. The liquid cooling circulation device for the power battery pack of the large-sized mining vehicle as claimed in claim 4, wherein: the number of the battery boxes is four.
6. The liquid cooling circulation device for the power battery pack of the large-sized mining vehicle as claimed in claim 4, wherein: the number of the battery boxes is five.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922501287.7U CN210956920U (en) | 2019-12-31 | 2019-12-31 | Liquid cooling circulating device for power battery pack of large-scale mine car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922501287.7U CN210956920U (en) | 2019-12-31 | 2019-12-31 | Liquid cooling circulating device for power battery pack of large-scale mine car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210956920U true CN210956920U (en) | 2020-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922501287.7U Active CN210956920U (en) | 2019-12-31 | 2019-12-31 | Liquid cooling circulating device for power battery pack of large-scale mine car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210956920U (en) |
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2019
- 2019-12-31 CN CN201922501287.7U patent/CN210956920U/en active Active
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