CN218123558U - Condenser and battery heating device - Google Patents
Condenser and battery heating device Download PDFInfo
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- CN218123558U CN218123558U CN202222283083.2U CN202222283083U CN218123558U CN 218123558 U CN218123558 U CN 218123558U CN 202222283083 U CN202222283083 U CN 202222283083U CN 218123558 U CN218123558 U CN 218123558U
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- shell
- condenser
- heat insulation
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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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Abstract
An embodiment of the utility model provides a condenser and battery heating device relates to battery thermal management technical field. The condenser and battery heating device comprises a shell, a heat insulation plate, a condenser pipe and a liquid storage tank, wherein the outer side wall of the shell is used for being attached to a battery pack; the liquid storage tank is arranged at the bottom of the heat insulation plate, and a first gap is formed between the liquid storage tank and the inner bottom wall of the shell; the heat insulation plate is arranged in the shell, and a second gap is formed between the heat insulation plate and the inner side wall of the shell; the condensation pipe is arranged at the top of the heat insulation plate, and a third gap is formed between the condensation pipe and the inner top wall of the shell; the bottom of shell is provided with the intake pipe, and the intake pipe is linked together with first clearance, and the intake pipe is used for supplying the high temperature steam circulation, and it can preheat the group battery fast, promotes heat transfer efficiency.
Description
Technical Field
The utility model relates to a battery thermal management technical field particularly, relates to a condenser and battery heating device.
Background
The working characteristics of the lithium ion power battery are sensitive to the working environment, the working condition and the aging state, particularly, the driving mileage is obviously reduced in a low-temperature environment, and the driving mileage is obviously insufficient if a thermal air conditioner is used. In addition, the power battery has a small charging rate in a low-temperature environment, full charge is difficult to realize, lithium precipitation of a negative electrode is easy to cause, and permanent damage is caused to the power battery.
The low-temperature heating of the power battery is a key technology for guaranteeing the full-weather and full-working-condition application of the new energy automobile, how to quickly preheat the battery pack in a cold environment and how to improve the heat transfer efficiency, and the problem to be solved is solved urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a condenser, for example, it can carry out the rapid preheating to the group battery, promotes heat transfer efficiency.
The utility model discloses a purpose still includes, provides a battery heating device, and it can preheat fast the group battery, promotes heat transfer efficiency.
The embodiment of the utility model discloses a can realize like this:
the embodiment of the utility model provides a condenser, which comprises a shell, a heat insulation plate, a condensation pipe and a liquid storage tank, wherein the outer side wall of the shell is used for attaching a battery pack;
the liquid storage tank is arranged at the bottom of the heat insulation plate, and a first gap is formed between the liquid storage tank and the inner bottom wall of the outer shell; the heat insulation plate is arranged in the shell, and a second gap is formed between the heat insulation plate and the inner side wall of the shell; the condensation pipe is arranged at the top of the heat insulation plate, and a third gap is formed between the condensation pipe and the inner top wall of the shell;
the bottom of shell is provided with the intake pipe, the intake pipe with first clearance is linked together, the intake pipe is used for supplying the circulation of high temperature steam.
Optionally, a plurality of fins are arranged in the second gap, and the plurality of fins are sequentially arranged at intervals.
Optionally, the heat insulation plate is annular, and a micro-column array is arranged inside the heat insulation plate.
Optionally, the micro-column array includes a plurality of water conservancy diversion spare, and is a plurality of the water conservancy diversion spare is array arrangement, every the water conservancy diversion spare all inclines to set up.
Optionally, the angle between the flow guide and a plane parallel to the top wall of the housing is 20-40 °.
Optionally, the inclination directions of the flow guiding elements in two adjacent columns are opposite.
Optionally, the intercommunication is provided with the drain pipe on the liquid storage tank, the drain pipe is kept away from the one end of liquid storage tank extends to the outside of shell.
Optionally, a safety valve is arranged on the outer shell.
The embodiment of the utility model provides a battery heating device is still provided, including group battery and foretell condenser, the lateral wall laminating of shell the group battery.
Optionally, the number of the battery packs is two, two the battery packs are arranged on two sides of the shell and are attached to the shell simultaneously.
The utility model discloses condenser and battery heating device's beneficial effect includes, for example: in the process of preheating the battery pack, high-temperature steam is introduced into the first gap from the air inlet pipe and then flows into the second gap, and under the condition that the outer side wall of the shell is attached to the battery pack, the heat of the high-temperature steam is transferred to the battery pack, so that the battery pack is quickly preheated, and the heat transfer efficiency is improved; when the high-temperature steam flows into the third gap from the second gap, the high-temperature steam contacts with the condensing pipe to be liquefied when meeting cold, and condensed liquid drops drop into the liquid storage tank to be collected; in addition, the high-temperature steam releases heat when being liquefied through the condensation pipe, and the part of heat can also be transferred into the second gap through the third gap so as to heat the battery pack.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic diagram for illustrating the positional relationship between a condenser and a battery pack in an embodiment of the present application;
FIG. 2 is a first schematic diagram for showing the internal structure of a condenser in an embodiment of the present application;
fig. 3 is a second schematic diagram for showing the internal structure of the condenser in the embodiment of the present application.
An icon: 100-a condenser; 110-a housing; 111-a first gap; 112-a second gap; 113-a third gap; 114-an intake pipe; 115-safety valve; 120-a heat insulation plate; 130-a condenser tube; 140-a liquid storage tank; 141-a liquid outlet pipe; 150-fins; 160-a flow guide; 200-a battery pack.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that, if the terms "upper", "lower", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the products of the present invention are used, the description is only for convenience of description and simplification, but the indication or suggestion that the indicated device or element must have a specific position, be constructed and operated in a specific orientation, and thus, should not be interpreted as a limitation of the present invention.
Furthermore, the appearances of the terms "first," "second," and the like, if any, are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.
The inventor of the present application finds how to quickly preheat the battery pack 200 in a cold environment, and the improvement of the heat transfer efficiency is a problem to be solved urgently. The embodiment of the application provides a battery heating device, and at least the technical problem is solved.
Referring to fig. 1 to 3, a battery heating apparatus provided in an embodiment of the present disclosure includes a battery pack 200 and a condenser 100.
The condenser 100 comprises a casing 110, a heat insulation plate 120, a condenser tube 130 and a liquid storage tank 140, wherein the outer side wall of the casing 110 is attached to the battery pack 200; the reservoir 140 is disposed at the bottom of the heat insulating plate 120, and a first gap 111 is formed between the reservoir 140 and the inner bottom wall of the housing 110; the heat insulation plate 120 is disposed in the housing 110, and a second gap 112 is formed between the heat insulation plate 120 and the inner side wall of the housing 110; the condensation duct 130 is disposed on the top of the insulation board 120, and a third gap 113 is formed between the condensation duct 130 and the inner top wall of the outer case 110; the bottom of the housing 110 is provided with an air inlet pipe 114, the air inlet pipe 114 is communicated with the first gap 111, and the air inlet pipe 114 is used for high-temperature steam to circulate.
In an alternative embodiment, the housing 110 is a rectangular case, and the battery pack 200 is attached to one of the outer sidewalls of the housing 110; the heat insulation plate 120 is annular, the top end and the bottom end of the heat insulation plate 120 are both open, and the liquid storage tank 140 is arranged at the bottom of the heat insulation plate 120 and closes the bottom end opening of the heat insulation plate 120; the condensation pipes 130 are arranged at the open top end of the heat insulation plate 120, the condensation pipes 130 shield the local area of the open top end of the heat insulation plate 120, the number of the condensation pipes 130 can be multiple, and the multiple condensation pipes 130 are arranged at intervals; the direction of the arrows in the figure is the steam flow direction.
In the process of preheating the battery pack 200, high-temperature steam is introduced into the first gap 111 from the air inlet pipe 114, then the high-temperature steam flows into the second gap 112 from the first gap 111, and under the condition that the outer side wall of the shell 110 is attached to the battery pack 200, the heat of the high-temperature steam is transferred to the battery pack 200, so that the battery pack 200 is quickly preheated, and the heat transfer efficiency is improved; when the high-temperature steam flows into the third gap 113 from the second gap 112, the high-temperature steam contacts with the condensing pipe 130 and is liquefied by cooling, and condensed liquid drops drop into the liquid storage tank 140 to be collected; in addition, the high-temperature steam releases heat when liquefied through the condensation duct 130, and this heat can also be transferred into the second gap 112 through the third gap 113 to heat the battery pack 200.
In an alternative embodiment, the number of the battery packs 200 is two, and two battery packs 200 are disposed at both sides of the outer case 110 and are attached to the outer case 110 at the same time.
It is noted that the two battery packs 200 are respectively attached to two outer sidewalls of the case 110 opposite to each other, so that the two battery packs 200 can be simultaneously heated.
The number of the battery packs 200 may also be four, and four battery packs 200 are attached to four outer sidewalls of the case 110 in a one-to-one correspondence, so that the four battery packs 200 can be heated at the same time.
In an alternative embodiment, a plurality of fins 150 are disposed in the second gap 112, and the plurality of fins 150 are sequentially spaced apart.
The fins 150 are metal sheets having high thermal conductivity, the plurality of fins 150 are uniformly spaced apart, and the plurality of fins 150 are disposed in the second gap 112, so that the heat exchange surface area can be increased, and the heat of the high-temperature steam can be uniformly supplied to the battery pack 200.
In an alternative embodiment, the interior of the insulating panel 120 is provided with an array of micropillars.
After reaching the third gap 113 and contacting and liquefying the condenser tube 130, the high-temperature steam drops into the micro-column array, and the micro-column array can guide the liquid drops and quickly convey the liquid drops into the liquid storage tank 140. Due to the existence of the micro-column array, the liquid is also subjected to capillary action besides the action of gravity, so that the passing liquid is promoted to stably and rapidly flow.
In an alternative embodiment, the micro-column array includes a plurality of flow guides 160, the flow guides 160 are arranged in an array, and each flow guide 160 is disposed in an inclined manner.
The diversion member 160 is fixed on the inner wall of the heat insulation plate 120, when liquid drops liquefied by high-temperature steam flow into the heat insulation plate 120, the obliquely arranged diversion member 160 can conduct flow to the liquid drops, so that the liquid drops are accelerated to drip, and a liquid film is not easily formed on the diversion member 160 to obstruct the flow of the liquid.
In an alternative embodiment, the angle a between the deflector 160 and a plane parallel to the top wall of the housing 110 is 20-40 °.
For example, the angle a between the flow guide 160 and the plane parallel to the top wall of the housing 110 is 20 °, 30 °, 40 °, and so on, and the inclination angle of the flow guide 160 may be determined according to the actual working condition.
In an alternative embodiment, the flow guides 160 in two adjacent columns are inclined in opposite directions.
For example, the flow-guiding members 160 in one of the two adjacent rows of flow-guiding members 160 are inclined in a direction from the left side wall to the right side wall of the housing 110 upward, and the flow-guiding members 160 in the other row are inclined in a direction from the right side wall to the left side wall of the housing 110 upward. Alternatively, the flow-guiding members 160 in one of the two adjacent rows of flow-guiding members 160 are inclined in a direction from the front side wall to the rear side wall of the housing 110 upward, and the flow-guiding members 160 in the other row are inclined in a direction from the rear side wall to the front side wall of the housing 110 upward.
It should be noted that the single row of deflectors 160 is arranged in a direction perpendicular to the top wall of the housing 110. The number of the rows of the flow guide pieces 160 is even, the inclination directions of two adjacent rows of the flow guide pieces 160 are opposite, and part of the liquid drops condensed by the condenser tube 130 flow between two rows of the flow guide pieces 160 facing to each other, so that the dropping path of the liquid drops is limited, and the dropping of the liquid drops is further accelerated.
In an alternative embodiment, a liquid outlet pipe 141 is connected to the liquid reservoir 140, and an end of the liquid outlet pipe 141 far away from the liquid reservoir 140 extends to the outside of the housing 110.
It should be noted that the end of outlet tube 141 remote from reservoir 140 extends through the bottom wall of housing 110 to the exterior of housing 110.
In order to discharge the liquid in the liquid storage tank 140 in time, the liquid outlet pipe 141 is provided, and the liquid in the liquid storage tank 140 is directly discharged to the outside of the housing 110 through the liquid outlet pipe 141, so as to prevent the liquid in the liquid storage tank 140 from being accumulated too much.
In an alternative embodiment, a relief valve 115 is provided on the housing 110.
If the gas pressure in the condenser 100 is too high or if it is necessary to discharge high-temperature steam, the safety valve 115 is opened to quickly discharge the gas in the condenser 100.
To sum up, the embodiment of the present invention provides a condenser 100 and a battery heating apparatus, in the process of preheating the battery pack 200, high temperature steam is introduced into the first gap 111 from the air inlet pipe 114, and then the high temperature steam flows into the second gap 112 from the first gap 111, under the condition that the outer side wall of the housing 110 is attached to the battery pack 200, the heat of the high temperature steam is transferred to the battery pack 200, the arrangement of the fins 150 can also increase the heat exchange surface area, and the heat of the high temperature steam is uniformly transferred to the battery pack 200, so as to quickly preheat the battery pack 200, and improve the heat transfer efficiency; when the high-temperature steam flows into the third gap 113 from the second gap 112, the high-temperature steam contacts the condensation pipe 130 and is liquefied, the high-temperature steam releases heat when being liquefied by the condensation pipe 130, and the part of heat can be transferred into the second gap 112 through the third gap 113 to heat the battery pack 200, so that the heat transfer efficiency is improved; the condensed droplets fall into reservoir 140 and are collected and drained from drain 141.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The condenser is characterized by comprising a shell (110), a heat insulation plate (120), a condensation pipe (130) and a liquid storage tank (140), wherein the outer side wall of the shell (110) is used for being attached to a battery pack (200);
the liquid storage tank (140) is arranged at the bottom of the heat insulation plate (120), and a first gap (111) is formed between the liquid storage tank (140) and the inner bottom wall of the shell (110); the heat insulation plate (120) is arranged in the outer shell (110), and a second gap (112) is formed between the heat insulation plate (120) and the inner side wall of the outer shell (110); the condensation pipe (130) is arranged on the top of the heat insulation plate (120), and a third gap (113) is formed between the condensation pipe (130) and the inner top wall of the shell (110);
an air inlet pipe (114) is arranged at the bottom of the shell (110), the air inlet pipe (114) is communicated with the first gap (111), and the air inlet pipe (114) is used for high-temperature steam circulation.
2. The condenser of claim 1, wherein a plurality of fins (150) are disposed in the second gap (112), and the plurality of fins (150) are sequentially arranged at intervals.
3. The condenser of claim 1, wherein the heat insulation plate (120) is ring-shaped, and a micro-column array is disposed inside the heat insulation plate (120).
4. The condenser of claim 3, wherein the micro-column array comprises a plurality of flow guides (160), the flow guides (160) are arranged in an array, and each flow guide (160) is arranged obliquely.
5. A condenser according to claim 4, characterized in that the angle between the flow guide (160) and a plane parallel to the top wall of the housing (110) is 20-40 °.
6. The condenser according to claim 4, wherein the inclination directions of two adjacent rows of flow guides (160) are opposite.
7. The condenser of claim 1, wherein a liquid outlet pipe (141) is connected to the liquid storage tank (140), and an end of the liquid outlet pipe (141) far from the liquid storage tank (140) extends to the outside of the housing (110).
8. The condenser according to claim 1, wherein a safety valve (115) is provided on the outer shell (110).
9. A battery heating device, comprising a battery pack (200) and a condenser according to any of claims 1-8, wherein the outer side wall of the housing (110) is attached to the battery pack (200).
10. The battery heating apparatus according to claim 9, wherein the number of the battery packs (200) is two, and two battery packs (200) are disposed on both sides of the housing (110) while being attached to the housing (110).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222283083.2U CN218123558U (en) | 2022-08-29 | 2022-08-29 | Condenser and battery heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222283083.2U CN218123558U (en) | 2022-08-29 | 2022-08-29 | Condenser and battery heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218123558U true CN218123558U (en) | 2022-12-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222283083.2U Active CN218123558U (en) | 2022-08-29 | 2022-08-29 | Condenser and battery heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218123558U (en) |
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2022
- 2022-08-29 CN CN202222283083.2U patent/CN218123558U/en active Active
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