Battery thermal management plate

Abstract

The utility model relates to a battery heat management plate. When thermal management needs to be carried out on the power battery in the actual use process of the power battery, a gap can be reserved when the battery is installed, the other side of the heat conduction plate is inserted into the gap, and the attaching groove is attached to the outer surface of the battery; when the power battery needs to be cooled, cold water can be guided into the water guide plate through the first water receiving pipe, so that the cold water flows around the circulating partition plate in the circulating flow cavity, the temperature guide plate cools the power battery, and then the cold water is discharged through the second water receiving pipe; when the power battery needs to be heated, hot water can be guided into the water guide plate through the first water receiving pipe, so that the hot water flows around the circulating partition plate in the circulating flowing cavity, the power battery is heated by the temperature guide plate, and then the hot water is discharged through the second water receiving pipe; therefore, the power battery can be better cooled and heated, the structure is simple, and the production cost is low.

Description

TECHNICAL FIELD

[0001] The utility model relates to battery management technical field especially relates to a battery thermal management board. BACKGROUND

[0002] The battery of new energy power automobile is often in very bad environment, especially, a large amount of heat is generated in the charging and discharging process of battery, battery overheating is easy to cause battery failure, even cause explosion, and battery is in overheat state for a long time, so battery cooling equipment is needed to cool battery.

[0003] In the existing pure electric bus, bus, logistics vehicle, heavy truck, light truck, a large part is applied in the north of China, and the temperature is low in the north area all the year round, the heat generated when the battery charges and discharges dissipates quickly in the environment, and a cooling system is not needed, but in the season with low temperature, the battery cannot be discharged due to the too low temperature, in addition, the too low temperature also causes the low capacity of battery and the reduction of service life, therefore, the battery needs to be heated to ensure the normal operation of battery.

[0004] The cooling and heating management equipment of traditional power battery is relatively complex, and the production cost is high. UTILITY MODEL CONTENTS

[0005] (I) technical problem to be solved

[0006] In order to solve the above problems of prior art, the utility model provides a battery thermal management board, which can better cool and heat the power battery, and has simple structure and low production cost.

[0007] (II) technical scheme

[0008] In order to achieve the above purpose, the main technical scheme of the utility model comprises:

[0009] A battery thermal management board, comprising a temperature guide plate and a water guide assembly, the water guide assembly is fixedly connected to the temperature guide plate;

[0010] The water guide assembly comprises a water guide plate, a first water pipe and a second water pipe, one side of the temperature guide plate is provided with the water guide plate, the inside of the temperature guide plate is provided with a circulating flow cavity, the inside of the water guide plate is provided with a transition cavity, the transition cavities are communicated with the circulating flow cavity, the inside of the circulating flow cavity is provided with a circulating partition plate, one end of the circulating partition plate is fixedly connected with the inner surface of the water guide plate, the other end of the circulating partition plate is provided with a circulating opening, the first water pipe and the second water pipe are connected with the water guide plate, the first water pipe is arranged above the circulating partition plate, and the second water pipe is arranged below the circulating partition plate;

[0011] The other side of the temperature guide plate is provided with a plurality of fitting grooves.

[0012] Further, the fitting groove is arc-shaped.

[0013] Further, the outer surface of the fitting groove is provided with a heat conduction layer.

[0014] (Three) beneficial effects

[0015] The beneficial effects of the utility model are as follows: when the power battery needs to be heat managed in the actual power battery use process, the battery can leave a gap during installation, the other side of the temperature guide plate is inserted into the gap, and the fitting groove is attached to the outer surface of the battery; when the power battery needs to be cooled, cold water is introduced into the water guide plate through the first water pipe, the cold water flows around the circulation baffle in the circulation flow cavity, the temperature guide plate cools the power battery, and then the cold water is discharged through the second water pipe; when the power battery needs to be heated, hot water is introduced into the water guide plate through the first water pipe, the hot water flows around the circulation baffle in the circulation flow cavity, the temperature guide plate heats the power battery, and then the hot water is discharged through the second water pipe; thus, the power battery can be better cooled and heated, and the structure is simple and the production cost is low. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is the whole structure schematic view of the battery heat management plate of the embodiment of the utility model;

[0017] Fig. 2 It is the whole structure schematic view of the battery heat management plate of the embodiment of the utility model;

[0018] Fig. 3 It is the whole structure schematic view of the battery heat management plate of the embodiment of the utility model;

[0019] REFERENCE SIGNS

[0020] Temperature guide plate 1, fitting groove 2, water guide plate 3, second water pipe 4, first water pipe 5, circulation flow cavity 6, circulation baffle 7. DETAILED DESCRIPTION

[0021] In order to better explain the utility model, so as to facilitate understanding, the utility model is described in detail in combination with the specific embodiment and the accompanying drawings.

[0022] Please refer to Figs. 1-3 The utility model discloses a battery heat management plate, which comprises a temperature guide plate 1 and a water guide assembly, the temperature guide plate 1 is fixedly connected with the water guide assembly;

[0023] The water guide assembly comprises a water guide plate 3, a first water receiving pipe 5 and a second water receiving pipe 4, one side of the temperature guide plate 1 is provided with the water guide plate 3, the inside of the temperature guide plate 1 is provided with a circulating flow cavity 6, the inside of the water guide plate 3 is provided with a transition cavity, the transition cavities are all communicated with the circulating flow cavity 6, the inside of the circulating flow cavity 6 is provided with a circulating partition plate 7, one end of the circulating partition plate 7 is fixedly connected with the inner surface of the water guide plate 3, the other end of the circulating partition plate 7 is provided with a circulating opening, the first water receiving pipe 5 and the second water receiving pipe 4 are both connected with the water guide plate 3, the first water receiving pipe 5 is arranged above the circulating partition plate 7, and the second water receiving pipe 4 is arranged below the circulating partition plate 7.

[0024] The other side of the temperature guide plate 1 is provided with a plurality of fitting grooves 2.

[0025] The working principle of the utility model is as follows: when the power battery needs to be heat managed in the actual power battery use process, the battery can be left with a gap during installation, the other side of the temperature guide plate 1 is inserted into the gap, and the fitting groove 2 is attached to the outer surface of the battery; when the power battery needs to be cooled, cold water is introduced into the water guide plate 3 through the first water receiving pipe 5, the cold water flows around the circulating partition plate 7 in the circulating flow cavity 6, the temperature guide plate 1 cools the power battery, and then the cold water is discharged through the second water receiving pipe 4; when the power battery needs to be heated, hot water is introduced into the water guide plate 3 through the first water receiving pipe 5, the hot water flows around the circulating partition plate 7 in the circulating flow cavity 6, the temperature guide plate 1 heats the power battery, and then the hot water is discharged through the second water receiving pipe 4.

[0026] Further, the fitting groove 2 is arc-shaped.

[0027] From the above description, it can be known that the fitting groove 2 is better attached to the cylindrical battery.

[0028] Further, the fitting groove 2 is provided with a heat conduction layer on the outer surface.

[0029] From the above description, it can be known that the heat conduction layer is used to better transfer heat.

[0030] Embodiment one

[0031] Please refer to Figs. 1-3 A battery heat management plate, comprising a temperature guide plate 1 and a water guide assembly, the water guide assembly is fixedly connected on the temperature guide plate 1.

[0032] The water guide assembly comprises a water guide plate 3, a first water receiving pipe 5 and a second water receiving pipe 4, one side of the temperature guide plate 1 is provided with the water guide plate 3, the inside of the temperature guide plate 1 is provided with a circulating flow cavity 6, the inside of the water guide plate 3 is provided with a transition cavity, the transition cavities are all communicated with the circulating flow cavity 6, the inside of the circulating flow cavity 6 is provided with a circulating partition plate 7, one end of the circulating partition plate 7 is fixedly connected with the inner surface of the water guide plate 3, the other end of the circulating partition plate 7 is provided with a circulating opening, the first water receiving pipe 5 and the second water receiving pipe 4 are both connected with the water guide plate 3 and are welded, the first water receiving pipe 5 is arranged above the circulating partition plate 7, and the second water receiving pipe 4 is arranged below the circulating partition plate 7.

[0033] The temperature guide plate 1 and the water guide plate 3 are made of stainless steel.

[0034] The temperature guide plate 1 and the water guide plate 3 are integrated;

[0035] The other side of the temperature guide plate 1 is provided with a plurality of fitting grooves 2;

[0036] The two sides of the other side of the temperature guide plate 1 are oppositely provided with a plurality of fitting grooves 2;

[0037] The two sides of the other side of the temperature guide plate 1 are oppositely provided with a plurality of fitting grooves 2;

[0038] The fitting grooves 2 are in arc shape;

[0039] The outer surface of the fitting grooves 2 is provided with a heat conduction layer, and the heat conduction layer is made of high-thermal-conductivity silica gel sheet.

[0040] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above, and the standard parts used in the utility model can be purchased from the market, the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolt rivet, welding and the like in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.

[0041] The above only shows the embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent transformation or direct or indirect application in the related technical field according to the content of the utility model specification and drawings is also included in the patent protection range of the utility model.

Claims

1. A battery thermal management board, characterized in that: It comprises a heat conduction plate and a water conduction assembly, wherein the heat conduction plate is fixedly connected to the water conduction assembly; The water guide assembly includes a water guide plate, a first water receiving pipe and a second water receiving pipe. The water guide plate is provided on one side of the heat guide plate. A circulating flow cavity is provided inside the heat guide plate. A transition cavity is provided inside the water guide plate. The transition cavities are both communicated with the circulating flow cavity. A circulating baffle is provided inside the circulating flow cavity. One end of the circulating baffle is fixedly connected to the inner surface of the water guide plate. The other end of the circulating baffle is provided with a circulating opening. The first water receiving pipe and the second water receiving pipe are both connected to the water guide plate. The first water receiving pipe is provided above the circulating baffle, and the second water receiving pipe is provided below the circulating baffle. A plurality of fitting grooves are provided on the other side of the heat conducting plate.

2. The battery thermal management plate according to claim 1, wherein: The fitting groove is arc-shaped.

3. The battery thermal management plate according to claim 1, wherein: The outer surface of the laminating groove is provided with a heat conducting layer.

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