Battery heat production power testing device

Abstract

The utility model relates to the technical field of battery heat production power testing, in particular to a battery heat production power testing device which comprises a bottom plate, a supporting plate is fixedly connected to the top end of the bottom plate, a temperature module located on the leftmost side is fixedly connected to the top end of the supporting plate, and a power module located on the rightmost side is fixedly connected to the top end of the supporting plate. According to the utility model, through the arrangement of the first connecting plate, the first fixing plate, the first temperature measuring layer, the second connecting plate, the second fixing plate, the second temperature measuring layer and the like, a large-size detection groove formed by the first connecting plate, the first fixing plate and the first temperature measuring layer can be used for placing a larger battery for detection; a small battery can be placed in a small-size detection groove formed by a second connecting plate, a second fixing plate and a second temperature measurement layer for detection, so that the problem that an existing battery heat production power testing device can only test batteries of one type, cannot be compatible with batteries of different sizes and types and is inconvenient is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of battery heat generation power testing, in particular to a battery heat generation power testing device. Background Art

[0002] In recent years, the country has vigorously promoted the development of green energy, electric vehicles, and energy storage technology has developed rapidly. Among them, batteries are the core of energy storage; and batteries will inevitably generate a lot of heat during the charging and discharging process. The main reason is that there is polarization heat generation inside the battery during the charging and discharging process, and chemical reactions will also occur between the internal positive and negative electrode materials and the electrolyte, which will also generate a lot of heat, which is very meaningful for understanding the internal mechanism of electrochemical reactions.

[0003] The existing battery heat generation power testing device can only test one type of battery and is not compatible with batteries of different sizes, which is inconvenient; the existing battery heat generation power testing device has a relatively single function and can only detect the thermal energy of the battery, and can only detect a single position of the battery, and the detection result is not accurate enough; the existing battery heat generation power testing device lacks a detection protection device. During the detection, the battery is exposed to the outside, and the interaction between heat and air causes the heat to be lower than the accurate data. Therefore, a battery heat generation power testing device is proposed to address the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a battery heat generation power testing device to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A battery heat generation power testing device comprises a base plate, a support plate is fixedly connected to the top of the base plate, a temperature module located on the far left is fixedly connected to the top of the support plate, a power module located on the far right is fixedly connected to the top of the support plate, a power recorder located on the left side of the support plate is fixedly connected to the top of the base plate, a first connecting groove is provided on the top of the support plate on the right side of the temperature module, a first connecting plate is connected to the first connecting groove in an internal snap-fitting manner, a second connecting groove is provided on the top of the support plate on the inner side of the first connecting groove, a first fixing plate is fixedly connected to the top of the first connecting plate, a first temperature measuring layer is fixedly connected to the inner side of the first fixing plate, a second connecting plate is connected to the second connecting groove in an internal snap-fitting manner, a second fixing plate is fixedly connected to the top of the second connecting plate, and a second temperature measuring layer is fixedly connected to the inner side of the second fixing plate.

[0007] Preferably, a sealing cover is snap-connected to the outer side of the support plate, a fixing rod at the top is fixedly connected to the inside of the sealing cover, a third fixing plate is fixedly connected to the bottom end of the fixing rod, and a voltage sensing plate is fixedly connected to the bottom end of the third fixing plate.

[0008] Preferably, the first connecting plate, the first fixing plate and the first temperature measuring layer form a group, and the shapes of the first connecting plate, the first fixing plate and the first temperature measuring layer are all in the shape of a Chinese umbilical cord.

[0009] Preferably, the second connecting plate, the second fixing plate and the second temperature measuring layer form a group, and the second connecting plate, the second fixing plate and the second temperature measuring layer are in the shape of a U-shaped letter "H".

[0010] Preferably, the voltage sensing plate is in the shape of a cuboid, and the bottom surface of the voltage sensing plate is in close contact with the battery.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. In the utility model, by setting the first connecting plate, the first fixing plate, the first temperature measuring layer, the second connecting plate, the second fixing plate and the second temperature measuring layer and other components, the large detection slot composed of the first connecting plate, the first fixing plate and the first temperature measuring layer can be placed in a larger battery for detection, and the small detection slot composed of the second connecting plate, the second fixing plate and the second temperature measuring layer can be placed in a smaller battery for detection, thereby solving the problem that the existing battery heat generation power test device can only test one type of battery and is not compatible with batteries of different sizes, which is inconvenient;

[0013] 2. In the utility model, by providing the first temperature measuring plate, the second temperature measuring plate and the voltage sensing plate and other components, the U-shaped first temperature measuring plate and the second temperature measuring plate can wrap the battery in all directions, and the battery can be wrapped and tested in one circle. The accurate temperature can be obtained by taking the average value of the temperature of all positions of the battery. The voltage sensing plate can not only fix the position of the battery, but also detect the voltage and power of the battery, thereby solving the problem that the existing battery heat generation power test device has a relatively single function and can only detect the thermal energy of the battery, and can only detect a single position of the battery, and the detection result is not accurate enough;

[0014] 3. In the utility model, the battery can be sealed by the support plate, sealing cover, bottom plate and other components to prevent the battery temperature from leaking and affecting the accuracy of temperature detection, thereby solving the problem that the existing battery heat generation power test device lacks a detection protection device and the battery is exposed to the outside during detection, and the heat interacts with the air, resulting in a lower heat than accurate data. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the first fixing plate viewed from above in the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the second fixing plate viewed from above in the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the first connecting groove when viewed from above in the utility model.

[0019] In the figure: 1. bottom plate; 2. support plate; 3. power recorder; 4. temperature module; 5. power module; 6. first connecting groove; 7. second connecting groove; 8. first connecting plate; 9. first fixing plate; 10. first temperature measuring layer; 11. second connecting plate; 12. second fixing plate; 13. second temperature measuring layer; 14. sealing cover; 15. fixing rod; 16. third fixing plate; 17. voltage sensing plate. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] In the description of the utility model, it is necessary to understand that the directions or positional relationships indicated by directional words such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the directions or positional relationships shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description. Unless otherwise stated, these directional words do not indicate or imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction, and therefore cannot be understood as limiting the scope of protection of the utility model; the directional words "inside and outside" refer to the inside and outside relative to the contours of each component itself.

[0022] In addition, it should be noted that the use of words such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. If not otherwise stated, the above words have no special meaning and therefore cannot be understood as limiting the practical protection scope of this new model.

[0023] See also Figure 1-4 , the utility model provides a technical solution:

[0024] A battery heat generation power test device includes a bottom plate 1. At the top of the bottom plate 1, a support plate 2 is fixedly connected. At the top of the support plate 2, a temperature module 4 located at the leftmost side is fixedly connected. At the top of the support plate 2, a power module 5 located at the rightmost side is fixedly connected. At the top of the bottom plate 1, a power recorder 3 located on the left side of the support plate 2 is fixedly connected. At the top of the support plate 2, a first connection groove 6 is provided on the right side of the temperature module 4. Inside the first connection groove 6, a first connection plate 8 is snap-fitted. At the top of the support plate 2, a second connection groove 7 is provided inside the first connection groove 6. At the top of the first connection plate 8, a first fixing plate 9 is fixedly connected. Inside the first fixing plate 9, a first temperature measurement layer 10 is fixedly connected. Inside the second connection groove 7, a second connection plate 11 is snap-fitted. At the top of the second connection plate 11, a second fixing plate 12 is fixedly connected. Inside the second fixing plate 12, a second temperature measurement layer 13 is fixedly connected.

[0025] A sealing cover 14 is snap-fitted on the outside of the support plate 2. Inside the sealing cover 14, a fixing rod 15 located at the top is fixedly connected. At the bottom of the fixing rod 15, a third fixing plate 16 is fixedly connected. At the bottom of the third fixing plate 16, a voltage induction plate 17 is fixedly connected. The first connection plate 8, the first fixing plate 9, and the first temperature measurement layer 10 are a group, and the shapes of the first connection plate 8, the first fixing plate 9, and the first temperature measurement layer 10 are all in the shape of a rectangle with a hollow center. The second connection plate 11, the second fixing plate 12, and the second temperature measurement layer 13 are a group, and the shapes of the second connection plate 11, the second fixing plate 12, and the second temperature measurement layer 13 are in the shape of a rectangle with a hollow center. The shape of the voltage induction plate 17 is a cuboid, and the bottom surface of the voltage induction plate 17 is in close contact with the battery.

[0026] Workflow: When the battery thermal power test device is needed, firstly, the first connecting plate 8 or the second connecting plate 11 is distributed and inserted into the first connecting groove 6 or the second connecting groove 7, and a specific selection is made according to the current battery size. Through the first connecting plate 8 and the first connecting groove 6 or the second connecting plate 11 and the second connecting groove 7, not only the first fixing plate 9 and the second fixing plate 12 can be fixed, but also the circuit connection therein can be realized. The large detection groove composed of the first connecting plate 8, the first fixing plate 9 and the first temperature measuring layer 10 can be used to put a larger battery for detection, and the small detection groove composed of the second connecting plate 11, the second fixing plate 12 and the second temperature measuring layer 13 can be used to put a smaller battery for detection. By setting the U-shaped first test groove The temperature layer 10 and the second temperature measuring layer 13 can wrap the battery in all directions. The power recorder 3 sends instructions to control the temperature module 4. The temperature module 4 detects the temperature of the battery through the first temperature measuring layer 10 and the second temperature measuring layer 13. The battery is wrapped and detected in one circle. The accurate temperature is obtained by taking the average value of the temperature of all positions of the battery. The voltage sensing plate 17 can not only fix the battery position, but also detect the voltage and power of the battery. Similarly, the power recorder 3 sends instructions to control the power module 5 to detect the power of the battery through the voltage sensing plate 17. The battery can be sealed by the support plate 2, the sealing cover 14 and the bottom plate 1 and other components to prevent the battery temperature from leaking and affecting the accuracy of temperature detection.

[0027] The contents not described in detail in this specification belong to the prior art known to the professional and technical personnel in this field. The standard parts used in this utility model can be purchased from the market, and the special-shaped parts can be customized according to the description and the drawings. The specific connection methods of each part adopt the conventional means such as bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A battery heat generation power testing device, comprising a bottom plate (1), characterized in that: A support plate (2) is fixedly connected to the top end of the bottom plate (1). A temperature module (4) located at the leftmost side is fixedly connected to the top end of the support plate (2). A power module (5) located at the rightmost side is fixedly connected to the top end of the support plate (2). A power recorder (3) located on the left side of the support plate (2) is fixedly connected to the top end of the bottom plate (1). A first connection groove (6) located on the right side of the temperature module (4) is provided at the top end of the support plate (2). A first connection plate (8) is snap-fitted inside the first connection groove (6). A second connection groove (7) located inside the first connection groove (6) is provided at the top end of the support plate (2). A first fixing plate (9) is fixedly connected to the top end of the first connection plate (8). A first temperature measuring layer (10) is fixedly connected to the inner side of the first fixing plate (9). A second connection plate (11) is snap-fitted inside the second connection groove (7). A second fixing plate (12) is fixedly connected to the top end of the second connection plate (11). A second temperature measuring layer (13) is fixedly connected to the inner side of the second fixing plate (12).

2. A battery heat generation power testing device according to claim 1, characterized in that: A sealing cover (14) is snap-fitted to the outside of the support plate (2). A fixing rod (15) located at the top end is fixedly connected to the inside of the sealing cover (14). A third fixing plate (16) is fixedly connected to the bottom end of the fixing rod (15). A voltage induction plate (17) is fixedly connected to the bottom end of the third fixing plate (16).

3. A battery heat generation power testing device according to claim 1, characterized in that: The first connection plate (8), the first fixing plate (9) and the first temperature measuring layer (10) form a group, and the shapes of the first connection plate (8), the first fixing plate (9) and the first temperature measuring layer (10) are all in a shape of a rectangle with a hole in the middle.

4. A battery heat generation power testing device according to claim 1, characterized in that: The second connection plate (11), the second fixing plate (12) and the second temperature measuring layer (13) form a group, and the shapes of the second connection plate (11), the second fixing plate (12) and the second temperature measuring layer (13) are in a shape of a rectangle with a hole in the middle.

5. A battery heat generation power testing device according to claim 2, characterized in that: The voltage induction plate (17) is in a shape of a cuboid, and the bottom surface of the voltage induction plate (17) is in close contact with the battery.

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