CN210723288U - Battery module and heat radiation assembly thereof - Google Patents
Battery module and heat radiation assembly thereof Download PDFInfo
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- CN210723288U CN210723288U CN201922051584.6U CN201922051584U CN210723288U CN 210723288 U CN210723288 U CN 210723288U CN 201922051584 U CN201922051584 U CN 201922051584U CN 210723288 U CN210723288 U CN 210723288U
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- positioning plate
- turbofan
- fixing
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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
The utility model discloses a heat radiation component, which is applied to a battery module, wherein the battery module comprises an installation shell and an electric core arranged in the installation shell; the heat dissipation assembly comprises a mounting seat arranged on the battery module and a turbofan arranged on the mounting seat; the mounting seat comprises a first positioning plate arranged horizontally, a second positioning plate vertically and downwardly extending from one end of the first positioning plate, and a fixing plate fixed on the first positioning plate through screws; one end of the fixing plate is fixed on the first positioning plate, and the other end of the fixing plate horizontally extends in the direction far away from the first positioning plate; the second positioning plate is connected with the mounting shell; the second positioning plate is provided with a clamping position for fixing the bottom of the turbofan, and the other end of the fixing plate is provided with a square notch for fixing the top of the turbofan. The utility model provides a battery module heat dissipation not good, the great problem of potential safety hazard.
Description
Technical Field
The utility model relates to a battery field especially relates to a battery module and radiator unit thereof.
Background
In the face of the current domestic and even global increasingly strict exhaust emission standards and future energy crisis, various automobile manufacturers are researching and developing low-emission new energy technologies to adapt to the development trend, wherein pure electric automobiles are one of the fields researched and developed by various large automobile enterprises at present.
For the electric vehicle, the battery module is arranged in the electric vehicle in a modularized mode, and the battery module is compactly installed due to the limited space of the battery bin. The battery module all can send certain heat under power supply and charged state, if the inside heat dissipation measure of not taking of battery module, then lead to the high temperature of battery easily and influence its power supply performance, can lead to the battery to damage or explode even, greatly reduced battery module's factor of safety, great potential safety hazard has. Therefore, the problem of battery heating is always concerned by the new energy industry.
SUMMERY OF THE UTILITY MODEL
Therefore, it is necessary to provide a heat dissipation assembly for solving the problems of insufficient heat dissipation measures and large potential safety hazard of the existing battery module.
On one hand, the utility model provides a heat dissipation assembly, which is applied to a battery module, wherein the battery module comprises an installation shell and an electric core arranged in the installation shell; the heat dissipation assembly comprises a mounting seat arranged on the battery module and a turbofan arranged on the mounting seat;
the mounting seat comprises a first positioning plate arranged horizontally, a second positioning plate vertically and downwardly extending from one end of the first positioning plate, and a fixing plate fixed on the first positioning plate through screws; one end of the fixing plate is fixed on the first positioning plate, and the other end of the fixing plate horizontally extends in the direction far away from the first positioning plate; the second positioning plate is connected with the mounting shell; the second positioning plate is provided with a clamping position for fixing the bottom of the turbofan, and the other end of the fixing plate is provided with a square notch for fixing the top of the turbofan. Through setting up screens and fixed plate, can effectively fix turbofan.
Optionally, the turbofan comprises an air cavity, an air outlet channel, an air inlet and a turbofan;
the air cavity is a cylindrical shell which is arranged in a hollow mode;
the air outlet channel extends outwards from the arc-shaped side surface of the shell along the tangential direction and is communicated with the air cavity;
the air inlet is a round hole arranged on the round bottom surface of the air cavity, and the air inlet and the air cavity are eccentrically arranged to gradually increase the sectional area of a channel formed by the periphery of the turbofan and the inner wall of the air cavity;
the turbofan is arranged in the air cavity and concentrically arranged with the air inlet, and faces the battery core.
Optionally, a clamping position used for fixing the bottom of the air cavity is arranged on the second positioning plate, a square notch used for fixing the air outlet channel is arranged at the other end of the fixing plate, and the square notch is in interference fit with the air outlet channel.
Optionally, the clamping position includes a bottom plate fixed on the second positioning plate, a first limiting plate connected to the bottom plate and the second positioning plate, a second limiting plate connected to the bottom plate and the second positioning plate, and a baffle connected to the bottom plate, the first limiting plate, and the second limiting plate; the first limiting plate and the second limiting plate are arranged in parallel, the height of the second limiting plate is the same as that of the first limiting plate, and the baffle is provided with an arc notch matched with the air inlet. The baffle is provided with the arc notch, so that the air inlet is not blocked, and the normal operation of the turbofan is ensured.
Optionally, the wind cavity is provided with a first protrusion, a second protrusion and a third protrusion, the first protrusion is abutted to the other end of the fixing plate, the second protrusion is abutted to the first limiting plate, and the third protrusion is abutted to the bottom plate.
In the process of fixing the fixing plate on the first positioning plate through screws, the fixing plate fixedly presses the turbofan on the clamping position of the second positioning plate under the action of the screws; in order to prevent the screw from being locked, the turbofan is excessively pressed until the turbofan (made of a shell plastic material) deforms to clamp the inner blade, the stable structure with three-point fixation is formed by the fact that the first protrusion is abutted to the fixing plate, the second protrusion is abutted to the first limiting plate, and the third protrusion is abutted to the bottom plate, and the turbofan is further fixed.
Optionally, the square notch is matched with the air outlet channel, and the air outlet channel penetrates through the square notch and is higher than a horizontal plane where the fixing plate is located.
Optionally, a plurality of buckle buckles for fixing a power supply or a control harness are arranged on the second positioning plate.
Optionally, the air outlet channel of the turbofan is arranged vertically upward.
Preferably, two turbofan wheels are arranged on the mounting seat side by side.
On the other hand, the utility model also provides a battery module, including foretell radiator unit.
The utility model arranges a position clip on the second positioning plate, arranges a square notch on the fixing plate, forms a stable fixing structure with triangle shape and lower part and upper part pressing for the turbine fan through the position clip, the square notch and three protrusions on the wind cavity, has the functions of positioning, fool-proofing and fixing and pressing for the turbine fan, and leads the turbine fan to achieve the best heat dissipation effect for the battery; and can realize the heat exchange inside and outside the battery box, can effectively dispel the heat when the battery box is high-temperature, reduce the temperature in the battery box, avoid electric core thermal decay too fast, improve group battery performance and life. The utility model discloses low cost, machinability is good, economical and practical, simple structure, simple to operate, reliable and stable.
Drawings
Fig. 1 is a schematic structural view of a heat dissipation assembly according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of the turbofan shown in FIG. 1;
fig. 3 is a schematic structural diagram of a card position in the embodiment of fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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, if directional indications (such as upper, lower, left, right, front, back, top and bottom … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The existing fan is usually locked through hole positions, and the hole positions are easily damaged when a screw is screwed through the lock due to the fact that the shell of the turbofan is made of plastic and is poor in strength; moreover, the hole on the turbofan shell is 5 mm in diameter, only M4 screws can be used, the thickness of the turbofan is generally 40mm, the holes are difficult to lock by M4X 50mm screws, and the holes cannot be penetrated by the screws with the diameter of M6X 50.
In the structure of this application, through set up the screens on the second locating plate, set up square notch on the fixed plate, form down to turbofan through screens, three arch on square notch and the wind chamber and press from both sides, and have triangle-shaped's stable fixed knot structure, not only have location and supporting role to turbofan, prevent slow-witted effect and locking effect in addition, also effectively avoided blocking the risk of inside blade because of turbofan (shell plastic material) warp.
Referring to fig. 1 and 2, a heat dissipation assembly is applied to a battery module (not shown in the drawings), where the battery module includes a mounting case and a battery cell disposed in the mounting case; the heat dissipation assembly comprises a mounting seat 10 arranged on the battery module and a turbofan 20 arranged on the mounting seat 10;
the mounting seat 10 comprises a first positioning plate 11 horizontally arranged, a second positioning plate 12 vertically extending downwards from one end of the first positioning plate 11, and a fixing plate 14 fixed on the first positioning plate 11 through a screw 13; one end 141 of the fixing plate 14 is fixed on the first positioning plate 11, and the other end 142 extends horizontally in a direction away from the first positioning plate 11; the second positioning plate 12 is connected with the mounting shell; the second positioning plate 12 is provided with a clip 121 for fixing the bottom of the turbofan 20, and the other end 142 of the fixing plate 14 is provided with a square notch (not shown) for fixing the top of the turbofan 20. By providing the locking portion 121 and the fixing plate 14, the turbofan 20 can be effectively fixed.
Specifically, referring to fig. 2 again, in the present embodiment, the turbofan 20 includes an air chamber 21, an air outlet channel 22, an air inlet 23, and a turbofan (not shown in the figure);
the air cavity 21 is a hollow cylindrical shell;
the air outlet channel 22 extends outwards from the arc-shaped side surface of the shell along the tangential direction and is communicated with the air cavity 21;
the air inlet 23 is a round hole arranged on the round bottom surface of the air cavity 21, and the air inlet 23 and the air cavity 21 are eccentrically arranged to gradually increase the sectional area of a channel formed by the periphery of the turbofan and the inner wall of the air cavity 21;
the turbofan is arranged in the air cavity 21 and concentrically arranged with the air inlet 23, and faces the battery core.
In this embodiment, the air inlet 23 and the turbofan are disposed toward the battery cell, so that hot air inside the battery cell is drawn into the air cavity 21 through the air inlet 23 and is exhausted from the air outlet channel 22.
The eccentrically arranged air inlet 23 gradually increases the sectional area of a channel formed by the periphery of the turbofan and the inner wall of the air cavity 21, so that the pressure difference between the air outlet channel 22 and the air cavity 21 is further increased, the air flow can be accelerated, and the heat dissipation effect is improved.
Specifically, the second positioning plate 12 is provided with a clamping position 121 for fixing the bottom of the air cavity 21, and the other end 142 of the fixing plate 14 is provided with a square notch for fixing the air outlet channel 22, and the square notch is in interference fit with the air outlet channel 22. Through square notch and air-out passageway interference fit, further fixed turbofan can prevent that turbofan from taking place the shake in the course of the work, avoids producing abnormal sound or noise.
Specifically, referring to fig. 3, in the present embodiment, the clip 121 includes a bottom plate (not shown in the figure) fixed on the second positioning plate 12, a first limiting plate 1211 connected to the bottom plate and the second positioning plate 12, a second limiting plate 1212 connected to the bottom plate and the second positioning plate 12, and a baffle 1213 connected to the bottom plate, the first limiting plate 1211 and the second limiting plate 1212; the first limiting plate 1211 and the second limiting plate 1212 are arranged in parallel, the height of the second limiting plate 1212 is the same as the height of the first limiting plate 1211, and the baffle 1213 is provided with an arc notch 1214 matched with the air inlet 23. The baffle is provided with a circular arc notch, so that the air inlet 23 is not blocked, and the normal operation of the turbofan 20 is ensured.
Further, referring to fig. 2 again, in this embodiment, the wind cavity 21 is respectively provided with a first protrusion 211, a second protrusion 212, and a third protrusion 213, the first protrusion 211 abuts against the other end 142 of the fixing plate 14, the second protrusion 212 abuts against the first limit plate 1211, and the third protrusion 213 abuts against the bottom plate.
In the process of fixing the fixing plate on the first positioning plate through screws, the fixing plate fixedly presses the turbofan on the clamping position of the second positioning plate under the action of the screws; in order to prevent the screw from being locked, the turbofan is excessively pressed until the turbofan (made of a shell plastic material) deforms to clamp the inner blade, the stable structure with three-point fixation is formed by the fact that the first protrusion is abutted to the fixing plate, the second protrusion is abutted to the first limiting plate, and the third protrusion is abutted to the bottom plate, and the turbofan is further fixed.
Specifically, in this embodiment, the square notch matches with the air outlet channel 22, and the air outlet channel 22 passes through the square notch and is higher than the horizontal plane where the fixing plate 14 is located.
Further, a plurality of tie buckles 122 for fixing a power supply or a control wire harness are disposed on the second positioning plate 12. The designed belt buckle can fix the self-contained power supply and the control wire harness of the turbofan, and is attractive and neat.
Specifically, in the present embodiment, the air outlet channel 22 of the turbofan 20 is disposed vertically upward. Because the less automatic rising of meeting of hot-air density, through setting up air-out passageway 22 vertically upwards, further accelerate the rising speed of hot-air to take away the inside more heats of battery module, accelerate the convection current of cold and hot air, promote the radiating rate.
Optionally, two turbo fans 20 are arranged side by side on the mounting base 10. By providing two turbo fans 20, the heat dissipation efficiency can be accelerated.
On the other hand, the utility model also provides a battery module, including foretell radiator unit.
The utility model arranges a position clip on the second positioning plate, arranges a square notch on the fixing plate, forms a stable fixing structure with triangle shape and lower part and upper part pressing for the turbine fan through the position clip, the square notch and three protrusions on the wind cavity, has the functions of positioning, fool-proofing and fixing and pressing for the turbine fan, and leads the turbine fan to achieve the best heat dissipation effect for the battery; and can realize the heat exchange inside and outside the battery box, can effectively dispel the heat when the battery box is high-temperature, reduce the temperature in the battery box, avoid electric core thermal decay too fast, improve group battery performance and life. The utility model discloses low cost, machinability is good, economical and practical, simple structure, simple to operate, reliable and stable.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features. The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A heat dissipation assembly is applied to a battery module, wherein the battery module comprises an installation shell and a battery cell arranged in the installation shell; it is characterized in that the preparation method is characterized in that,
the heat dissipation assembly comprises a mounting seat arranged on the battery module and a turbofan arranged on the mounting seat;
the mounting seat comprises a first positioning plate arranged horizontally, a second positioning plate vertically and downwardly extending from one end of the first positioning plate, and a fixing plate fixed on the first positioning plate through screws; one end of the fixing plate is fixed on the first positioning plate, and the other end of the fixing plate horizontally extends in the direction far away from the first positioning plate; the second positioning plate is connected with the mounting shell; the second positioning plate is provided with a clamping position for fixing the bottom of the turbofan, and the other end of the fixing plate is provided with a square notch for fixing the top of the turbofan.
2. The heat dissipation assembly of claim 1, wherein the turbofan comprises a wind cavity, a wind outlet channel, a wind inlet, and a turbofan;
the air cavity is a cylindrical shell which is arranged in a hollow mode;
the air outlet channel extends outwards from the arc-shaped side surface of the shell along the tangential direction and is communicated with the air cavity;
the air inlet is a round hole arranged on the round bottom surface of the air cavity, and the air inlet and the air cavity are eccentrically arranged to gradually increase the sectional area of a channel formed by the periphery of the turbofan and the inner wall of the air cavity;
the turbofan is arranged in the air cavity and concentrically arranged with the air inlet, and faces the battery core.
3. The heat dissipation assembly of claim 2, wherein a clamping position for fixing the bottom of the air cavity is arranged on the second positioning plate, a square notch for fixing the air outlet channel is arranged at the other end of the fixing plate, and the square notch is in interference fit with the air outlet channel.
4. The heat dissipation assembly of claim 2, wherein the clip comprises a bottom plate fixed to the second positioning plate, a first limiting plate connected to the bottom plate and the second positioning plate, a second limiting plate connected to the bottom plate and the second positioning plate, and a baffle connected to the bottom plate, the first limiting plate and the second limiting plate; the first limiting plate and the second limiting plate are arranged in parallel, the height of the second limiting plate is the same as that of the first limiting plate, and the baffle is provided with an arc notch matched with the air inlet.
5. The heat dissipation assembly according to claim 4, wherein the air cavity is provided with a first protrusion, a second protrusion, and a third protrusion, respectively, the first protrusion abuts against the other end of the fixing plate, the second protrusion abuts against the first limiting plate, and the third protrusion abuts against the bottom plate.
6. The heat dissipation assembly of claim 2, wherein the square notch is matched with the air outlet channel, and the air outlet channel passes through the square notch and is higher than a horizontal plane where the fixing plate is located.
7. The heat dissipation assembly of claim 1, wherein the second positioning plate is provided with a plurality of buckle fasteners for securing a power supply or a control harness.
8. The heat dissipating assembly of claim 2, wherein the outlet channel of the turbofan is disposed vertically upward.
9. The heat dissipation assembly of claim 1, wherein two turbofan wheels are positioned side-by-side on the mount.
10. A battery module comprising the heat dissipating module according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922051584.6U CN210723288U (en) | 2019-11-25 | 2019-11-25 | Battery module and heat radiation assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922051584.6U CN210723288U (en) | 2019-11-25 | 2019-11-25 | Battery module and heat radiation assembly thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210723288U true CN210723288U (en) | 2020-06-09 |
Family
ID=70936442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922051584.6U Active CN210723288U (en) | 2019-11-25 | 2019-11-25 | Battery module and heat radiation assembly thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210723288U (en) |
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2019
- 2019-11-25 CN CN201922051584.6U patent/CN210723288U/en active Active
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