Vehicle-mounted battery thermal management device based on special-shaped heat pipe and TEC

Abstract

The utility model discloses a vehicle-mounted battery thermal management device based on a special-shaped heat pipe and a TEC, and the device comprises a protection assembly which comprises a protection box, a battery pack, and a cover plate. The temperature efficient conduction assembly comprises a heat management device module, a copper frame, conduction pieces and a triangular plate, the upper end of the middle of the protection box is movably connected with the copper frame, the heat management device module is movably connected in the copper frame, the conduction pieces are fixedly connected to the two sides of the copper frame, and the side portions of the conduction pieces are fixedly connected with the triangular plate. According to the utility model, the copper frame separates the battery pack from the heat management device module, so that heat can be uniformly dispersed, local overheating is avoided, and uniform and efficient heat dissipation can be realized; and the heat dissipation fins composed of the conduction pieces and the triangular plates are installed outside the copper frame, in the running process of the vehicle, wind power can better take away heat on the conduction pieces and the triangular plates, and therefore the heat dissipation efficiency of the whole heat management system is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to battery heat management device technical field, especially a kind of vehicle-mounted battery heat management device based on special-shaped heat pipe and TEC. BACKGROUND

[0002] TEC works based on Peltier effect. When direct current passes through the loop composed of two different conductive materials, heat absorption or heat release phenomenon will occur at the junction of the two different materials. In vehicle-mounted battery heat management, by reasonably designing the circuit, TEC can absorb heat from the battery when the battery temperature is too high, and play a cooling role. When the battery temperature is too low, it can be operated in reverse to achieve heating, and maintain the battery in the appropriate working temperature range.

[0003] According to the query of Chinese patent battery heat management device and automobile public number CN 113764808 A, including battery box, battery module and temperature control module, the battery box includes shell and heat preservation layer covering the inner surface of the shell, the battery module and the temperature control module are installed in the battery box;The temperature control module is used to adjust the temperature of the battery module. The battery heat management device can effectively reduce the cold and heat loss of the system.

[0004] The appearance of the battery box in the prior art is simple rectangular, and the battery and the battery heat management device cannot be in contact with the outside during the movement of the automobile, and the wind energy cannot be utilized, so that the heat dissipation effect has certain limitations. Therefore, a new type of battery heat management device is needed to solve the above problems. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of vehicle-mounted battery heat management device based on special-shaped heat pipe and TEC, to solve the problem that the appearance of the battery box in the prior art is simple rectangular, and the battery and the battery heat management device cannot be in contact with the outside during the movement of the automobile, and the wind energy cannot be utilized, so that the heat dissipation effect has certain limitations.

[0006] To solve the above technical problems, the utility model is realized by the following technical solutions:

[0007] The utility model is a kind of vehicle-mounted battery heat management device based on special-shaped heat pipe and TEC, comprising:

[0008] The protection assembly includes a protective box, a battery pack and a cover plate, the battery pack is movably installed in the protective box, and the cover plate is movably connected to the top of the protective box.

[0009] The temperature efficient conduction assembly comprises a heat management device module, a copper frame, a conduction sheet and a triangular plate, the copper frame is movably connected to the upper middle part of the protective box, the heat management device module is movably connected to the copper frame, the conduction sheet is fixedly connected to the two sides of the copper frame, and the triangular plate is fixedly connected to the side of the conduction sheet.

[0010] Further, the temperature efficient conduction assembly further comprises a through hole, and the through hole is formed through the bottom of the copper frame.

[0011] Further, the temperature efficient conduction assembly further comprises a clamping groove, and the clamping groove is formed in the two sides of the protective box, and the conduction sheet is movably connected to the clamping groove.

[0012] Further, the protective assembly further comprises a slot and an iron rod, the slot is formed in the top of the protective box, the iron rod is fixedly connected to the bottom of the cover plate, and the iron rod is movably inserted into the slot.

[0013] Further, the protective assembly further comprises a magnetic block, and the magnetic block is fixedly installed at the bottom of the slot.

[0014] Further, the adaptive clamping assembly comprises a pressing plate, a threaded groove, a rectangular groove, a screw and a receiving groove, the pressing plate is movably connected to the copper frame, the threaded groove is formed in the front and rear ends of the pressing plate, the rectangular groove is formed in the front and rear ends of the copper frame, the screw is movably inserted between the rectangular groove and the threaded groove, and the receiving groove is formed outside the rectangular groove.

[0015] Further, the adaptive clamping assembly further comprises a sliding groove and a sliding block, the sliding groove is formed in the inner wall of the two sides of the copper frame, and the sliding block is fixedly connected to the two sides of the pressing plate and movably connected to the sliding groove.

[0016] Further, the adaptive clamping assembly further comprises a rectangular rubber frame, and the rectangular rubber frame is movably connected to the outer circle of the bottom of the copper frame.

[0017] Compared with the prior art, the temperature efficient conduction assembly has the advantages that:

[0018] The copper frame has excellent temperature conduction effect, and the copper frame separates the battery pack from the heat management device module, can uniformly disperse heat, avoids local overheating, and can realize uniform and efficient heat dissipation; the conduction sheet and the triangular plate installed outside the copper frame form a heat dissipation fin, increase the contact area with the outside, and the wind force can better take away the heat on the conduction sheet and the triangular plate during the operation of the vehicle, thereby improving the heat dissipation efficiency of the entire heat management system.

[0019] Based on the above beneficial effects, the provided pressing plate can realize adjustment and fixing of different heights under the cooperation of the rectangular groove, the threaded groove and the screw, so that the connecting area between the pressing plate and the copper frame can realize firm clamping of different sizes of the thermal management device module, other sizes of the thermal management device module can be used for replacement when the thermal management device module is damaged, and the range of replacement components is increased. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed to be used for the embodiment description. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0021] Figure 1 It is a whole exploded schematic view of the present application.

[0022] Figure 2 It is a whole connection schematic view of the present application.

[0023] Figure 3 It is a conductive sheet connection schematic view of the present application.

[0024] Figure 4 It is a clamping groove opening schematic view of the present application.

[0025] In the drawings, the component list represented by each number is as follows:

[0026] 101, protective box; 102, battery pack; 103, cover plate; 104, insertion slot; 105, iron rod; 106, magnetic block;

[0027] 201, thermal management device module; 202, copper frame; 203, conductive sheet; 204, triangular plate; 205, through hole; 206, clamping groove;

[0028] 301, pressing plate; 302, threaded groove; 303, rectangular groove; 304, screw; 305, receiving groove; 306, sliding groove; 307, sliding block; 308, rectangular rubber frame. DETAILED DESCRIPTION

[0029] In order to make the above-mentioned purposes, features and advantages of the present application more obvious and easy to understand, the specific embodiments of the present application will be described in detail below with reference to the drawings.

[0030] Many specific details are set forth in the following description in order to provide a thorough understanding of the present application. However, the present application can be practiced according to other embodiments that are not specifically described in the following description, and the present application is not limited to the embodiments described in this specification. Instead, the scope of the present application is limited only by the claims.

[0031] In order to make the purpose, technical scheme and advantages of the present application more clear, the embodiments of the present application will be further described in detail below with reference to the drawings.

[0032] Please refer to Figures 1-4 The present embodiment is a vehicle-mounted battery thermal management device based on a special-shaped heat pipe and a TEC, which comprises:

[0033] The protection assembly comprises a protection box 101, a battery pack 102 and a cover plate 103. The battery pack 102 is movably installed in the protection box 101, and the cover plate 103 is movably connected to the top of the protection box 101.

[0034] The protection box 101 serves to protect the battery pack 102, and the cover plate 103 serves to close the protection box 101.

[0035] The temperature efficient conduction assembly comprises a thermal management device module 201, a copper frame 202, a conduction sheet 203 and a triangular plate 204. The copper frame 202 is movably connected to the upper end of the middle part of the protection box 101, the thermal management device module 201 is movably connected to the copper frame 202, the conduction sheet 203 is fixedly connected to the two sides of the copper frame 202, and the triangular plate 204 is fixedly connected to the side of the conduction sheet 203.

[0036] The copper frame 202 provides a guarantee for uniform temperature transmission between the battery pack 102 and the thermal management device module 201. The conduction sheet 203 serves to expand the temperature transmission area and contact with external wind power. The triangular plates 204 are combined into a zigzag shape, which can disturb the airflow and further improve the heat dissipation effect.

[0037] The temperature efficient conduction assembly further comprises a through hole 205, and the through hole 205 is formed through the bottom of the copper frame 202.

[0038] The through hole 205 increases the temperature conduction area between the thermal management device module 201 and the battery pack 102.

[0039] The temperature efficient conduction assembly further comprises a clamping groove 206, and the clamping groove 206 is formed on the two sides of the protection box 101. The conduction sheet 203 is movably connected in the clamping groove 206.

[0040] The clamping groove 206 provides a guarantee for the smooth connection of the conduction sheet 203.

[0041] The protection assembly further comprises the slot 104 and the iron bar 105, the slot 104 is arranged at the top of the protection box 101, and the iron bar 105 is movably inserted into the slot 104;

[0042] The slot 104 and the iron bar 105 are used in cooperation, thereby providing protection for the preliminary connection between the cover plate 103 and the protection box 101.

[0043] The protection assembly further comprises the magnetic block 106, which is fixedly arranged at the bottom of the slot 104;

[0044] The magnetic block 106 is arranged to improve the stability of the connection between the cover plate 103 and the protection box 101.

[0045] The adaptive clamping assembly further comprises the pressing plate 301, the threaded groove 302, the rectangular groove 303, the screw 304 and the receiving groove 305, the pressing plate 301 is movably connected to the copper frame 202, the threaded groove 302 is arranged at the front and rear ends of the pressing plate 301, the rectangular groove 303 is arranged at the front and rear ends of the copper frame 202, the screw 304 is movably inserted between the rectangular groove 303 and the threaded groove 302, and the receiving groove 305 is arranged at the outer side of the rectangular groove 303;

[0046] The threaded groove 302, the rectangular groove 303 and the screw 304 are used in cooperation to provide protection for the pressing plate 301 to fix the heat management device module 201 of different sizes, and the receiving groove 305 is used to place the bolt part of the screw 304 to prevent protrusion.

[0047] The adaptive clamping assembly further comprises the sliding groove 306 and the sliding block 307, the sliding groove 306 is arranged at the inner wall of the copper frame 202, and the sliding block 307 is fixedly connected to the pressing plate 301;

[0048] The sliding groove 306 and the sliding block 307 are used in cooperation to limit the movement of the pressing plate 301.

[0049] The adaptive clamping assembly further comprises the rectangular rubber frame 308, which is movably connected to the bottom of the copper frame 202;

[0050] The rectangular rubber frame 308 has a waterproof effect to prevent rainwater from flowing into the gap between the clamping groove 206 and the conductive sheet 203.

[0051] Working principle: the battery pack 102 is placed in the protective box 101, then the heat management device module 201 is placed in the copper frame 202, at this time the slider 307 of the pressing plate 301 is clamped in the sliding groove 306, then the pressing plate 301 is moved downward until the heat management device module 201 is firmly clamped, then the screw 304 is tightened at the rectangular groove 303 and the threaded groove 302, then the rectangular rubber frame 308 is sleeved at the bottom of the copper frame 202, the copper frame 202 is placed in the protective box 101, meanwhile the conducting sheet 203 is clamped in the card slot 206, then the iron rod 105 is inserted into the slot 104 and connected with the magnetic block 106, the step can realize efficient heat dissipation and increase the range of replacement parts.

[0052] In the description of the present application, it should be further pointed out that, unless otherwise explicitly specified and limited, the terms "arrangement", "installation", "connection" and "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be connected inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0053] Finally, it should be pointed out that: the above only for the preferred embodiments of the present application, and does not limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for some technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A vehicle-mounted battery thermal management device based on a special-shaped heat pipe and a TEC, characterized in that, Include: The protection assembly includes a protection box (101), a battery pack (102) and a cover plate (103), the battery pack (102) is movably mounted in the protection box (101), and the cover plate (103) is movably connected to the top of the protection box (101); The temperature efficient conduction assembly includes a thermal management device module (201), a copper frame (202), a conduction sheet (203) and a triangular plate (204), the copper frame (202) is movably connected to the upper end of the middle of the protection box (101), the thermal management device module (201) is movably connected in the copper frame (202), the conduction sheet (203) is fixedly connected to the two sides of the copper frame (202), and the triangular plate (204) is fixedly connected to the side of the conduction sheet (203).

2. The vehicle-mounted battery thermal management device based on a profiled heat pipe and TEC according to claim 1, characterized in that, The temperature efficient conduction assembly further comprises a through hole (205), and the through hole (205) is formed through the bottom of the copper frame (202).

3. The vehicle-mounted battery thermal management device based on a profiled heat pipe and TEC of claim 1, wherein, The temperature efficient conduction assembly further comprises a clamping groove (206), and the clamping groove (206) is formed in the two sides of the protection box (101), and the conduction sheet (203) is movably connected in the clamping groove (206).

4. The vehicle-mounted battery thermal management device based on a profiled heat pipe and TEC of claim 1, wherein, The protection assembly further comprises an insertion slot (104) and an iron rod (105), the insertion slot (104) is formed in the top four corners of the protection box (101), the iron rod (105) is fixedly connected to the bottom four corners of the cover plate (103), and the iron rod (105) is movably inserted into the insertion slot (104).

5. The vehicle-mounted battery thermal management device based on a profiled heat pipe and TEC according to claim 4, characterized in that, The protection assembly further comprises a magnetic block (106), and the magnetic block (106) is fixedly mounted at the bottom of the insertion slot (104).

6. The vehicle-mounted battery thermal management device based on a profiled heat pipe and TEC of claim 1, wherein, Further comprising an adaptive clamping assembly, the adaptive clamping assembly includes a pressing plate (301), a threaded groove (302), a rectangular groove (303), a screw (304) and a receiving groove (305), the pressing plate (301) is movably connected in the copper frame (202), the threaded groove (302) is formed in the front and rear ends of the pressing plate (301), the rectangular groove (303) is formed in the front and rear ends of the copper frame (202), the screw (304) is movably inserted between the rectangular groove (303) and the threaded groove (302), and the receiving groove (305) is formed on the outside of the rectangular groove (303).

7. The vehicle-mounted battery thermal management device based on a profiled heat pipe and TEC according to claim 6, characterized in that, The adaptive clamping assembly further comprises a sliding groove (306) and a sliding block (307), the sliding groove (306) is formed in the inner wall of the two sides of the copper frame (202), the sliding block (307) is fixedly connected to the two sides of the pressing plate (301), and the sliding block (307) is movably connected in the sliding groove (306).

8. The vehicle-mounted battery thermal management device based on a profiled heat pipe and TEC of claim 6, wherein, The adaptive clamping assembly further comprises a rectangular rubber frame (308), and the rectangular rubber frame (308) is movably connected to the bottom outer ring of the copper frame (202).

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