Lengthened energy storage battery cold plate structure with enhanced vibration resistance

Abstract

The utility model discloses a lengthened energy storage battery cold plate structure with enhanced vibration resistance, and aims to overcome the defect that an existing battery cold plate is easy to damage in the transportation process due to poor vibration resistance. The water cooling device comprises a cold plate and a water cooling pipeline arranged on the cold plate, two sets of supporting profile connecting pieces are arranged on the side wall body, away from a cross beam piece, of the cold plate, and a plurality of stamping bottom supporting pieces are arranged between the profile connecting pieces. According to the utility model, the stamping bottom supporting piece is used for supporting, so that the bottom surface of the cold plate can be better attached to achieve a better stress effect; after being attached to the liquid cooling plate, the stamping bottom supporting piece is fixed by the rivet nuts, so that a good anti-vibration effect can be achieved; the profile connecting pieces used for supporting the two sides of the cold plate are made of hollow profiles, so that the weight is reduced while good strength is achieved.

Description

Technical Field

[0001] The utility model relates to a battery cold plate, and more specifically to a lengthened energy storage battery cold plate structure with enhanced vibration resistance. Background Art

[0002] The current liquid cooling packs on the market are generally designed with a capacity of 48 to 56 cells, and the box design may not take into account the vibration requirements; therefore, if there are few cells installed on a single cold plate, more cold plates are needed, and each cold plate needs to be equipped with connectors, pipes, and sensors separately, which increases the cost. If the cold plate is not vibration-resistant, it may be damaged during transportation. Utility Model Content

[0003] The utility model overcomes the shortcomings of the existing battery cold plate that the battery is easily damaged during transportation due to its poor vibration resistance, and provides a lengthened energy storage battery cold plate structure with enhanced vibration resistance, which can effectively improve the vibration resistance of the cold plate.

[0004] In order to solve the above technical problems, the utility model adopts the following technical solutions: an extended energy storage battery cold plate structure with enhanced vibration resistance, including a cold plate and a water cooling pipeline arranged on the cold plate, two groups of supporting profile connectors are arranged on the side wall of the cold plate away from the cross beam, and a plurality of stamped bottom brackets are arranged between the profile connectors. The cold plate in the present invention is extended on the basis of the existing cold plate, so that it can accommodate more battery cells, thereby increasing the space utilization rate and reducing the use cost; the bottom surface of the present invention uses a stamped bottom bracket (using a sheet metal stamping part) as support, which can better fit the bottom surface of the cold plate to achieve a better force effect, and two groups of profile connectors are arranged on one side wall of the cold plate where the water cooling pipeline is arranged, and the profile connectors are located on both sides of the pipeline area in the width direction of the cold plate, and the profile connectors on both sides are arranged with a plurality of stamped bottom brackets, which are used to perform segmented compression protection on the water cooling pipelines in various areas on the cold plate, which can effectively improve the vibration resistance of the water cooling pipelines on each cold plate, thereby reducing the damage to the cold plate caused by vibration during transportation or handling.

[0005] Preferably, there are five groups of stamped bottom brackets, including two groups of stamped bottom brackets 1 and 2 arranged on both sides of the cold plate, and three groups of stamped bottom brackets 3 arranged between stamped bottom brackets 1 and 2. Stamped bottom brackets 1 are pipeline clamps at the circulation inlet and outlet positions in the water cooling pipeline; stamped bottom brackets 2 are pipeline clamps at the tail position in the water cooling pipeline; and stamped bottom brackets 3 are used to clamp and fix each section of the water cooling pipeline in the length direction.

[0006] Preferably, the stamped bottom support member 3 is in a serpentine structure, and a plurality of clamping grooves are arranged at intervals on the stamped bottom support member. A plurality of pipeline clamping grooves are provided in the bottom wall of the clamping grooves, and the pipeline clamping grooves can fit and clamp part of the water-cooling pipelines arranged on the cold plate.

[0007] The water-cooling pipeline is divided into four pipeline areas, namely pipeline area one, pipeline area two, pipeline area three and pipeline area four, and blank intervals are provided between each pipeline area; three separation grooves are also provided at intervals in the bottom wall of the pipeline clamping groove, and the pipeline clamping groove and the separation groove respectively correspond to part of the water-cooling pipelines and the blank intervals arranged on the cold plate, so that a single stamped bottom support can be used to clamp and fix part of the water-cooling pipelines arranged at intervals on the cold plate, thereby enhancing the vibration resistance of part of the water-cooling pipelines on the cold plate; three groups of stamped bottom support members arranged at intervals can be used to clamp and fix the entire water-cooling pipeline, thereby enhancing the vibration resistance of the overall water-cooling pipeline on the cold plate.

[0008] Preferably, a plurality of groups of cross beams are arranged at intervals on a side wall of the cold plate away from the water cooling pipeline, including a centrally arranged cross beam 1 and two groups of cross beams 2 arranged on both sides of the cross beam 1. There are three groups of cross beams in total, and the cross beams 1 and 2 can further enhance the connection strength between the profile connector and the stamping bottom bracket and the cold plate, and can also facilitate the cold plate to be taken and transported.

[0009] Preferably, a plurality of groups of cross beams are arranged at intervals on a side wall of the cold plate away from the water cooling pipeline, including a centrally arranged cross beam, a cross beam at two sides of the cold plate, and a cross beam between the cross beam and the cross beam. There are five groups of cross beams, and the cross beam can further enhance the connection strength between the profile connector and the stamping bottom bracket and the cold plate, and can also facilitate the cold plate to be taken and transported.

[0010] Preferably, the profile connector includes a square frame profile connector 1, and the square frame profile connector 1 is fixedly connected to the cold plate via a rivet nut 1, so as to facilitate the disassembly and installation of the anti-vibration structure on the cold plate.

[0011] Preferably, the profile connector also includes a second frame profile connector disposed on a side wall of the frame profile connector, and both ends of the stamped bottom bracket are attached to the upper side of the second frame profile connector, and the two are fixedly connected by a plurality of rivet nuts arranged at intervals. The height of the second frame profile connector installed behind the cold plate is higher than the first frame profile connector, and the second rivet nut is disposed on the bottom wall of the cavity in the first frame profile connector and fixedly connected to the cold plate. The combined structural design of the first frame profile connector and the second frame profile connector makes the connection between the cold plate and the stamped bottom bracket more outstanding.

[0012] Preferably, the cold plate is provided with a plurality of water nozzles, which are two groups in total and are used for blocking the inlet and outlet of the water cooling pipeline.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: the cold plate in the present invention is increased on the basis of the existing cold plate, so that it can accommodate more battery cells, thereby increasing space utilization and reducing the cost of use; the bottom surface of the present invention uses sheet metal stampings as support, which can better fit the bottom surface of the cold plate to achieve a better force effect; the sheet metal stampings of the present invention are fixed with rivet nuts after being fitted to the liquid cooling plate to achieve a good anti-vibration effect; the profile connectors used for the supports on both sides of the present invention use hollow profiles, which have good strength while reducing weight. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The utility model is a kind of axial side of the lengthened energy storage battery cold plate structure with enhanced vibration resistance. Figure 1 ;

[0015] Figure 2 The utility model is a kind of axial side of the lengthened energy storage battery cold plate structure with enhanced vibration resistance. Figure 2 ;

[0016] Figure 3 It is a top view of a lengthened energy storage battery cold plate structure with enhanced vibration resistance according to the utility model;

[0017] In the figure: cold plate 1; water cooling pipeline 2; pipeline area 3; blank space 4; profile connector 5; square frame profile connector one 6; square frame profile connector two 7; stamped bottom support member 8; stamped bottom support member one 9; stamped bottom support member two 10; stamped bottom support member three 11; clamping groove 12; pipeline clamping groove 13; dividing groove 14; crossbeam member 15; crossbeam member one 16; crossbeam member two 17; mounting hole two 18; mounting hole one 19; water nozzle 20. DETAILED DESCRIPTION

[0018] The technical solution of the utility model is further described in detail below through specific embodiments and in conjunction with the accompanying drawings:

[0019] Example 1: A lengthened energy storage battery cold plate structure with enhanced vibration resistance (see attached Figure 1-3), comprising a cold plate 1 and a water-cooling pipeline 2 arranged on the cold plate, the water-cooling pipeline is divided into four pipeline areas 3, namely pipeline area 1, pipeline area 2, pipeline area 3 and pipeline area 4, and blank intervals 4 are provided between each pipeline area; two groups of profile connectors 5 are provided on one side wall of the cold plate where the water-cooling pipeline is provided, the profile connectors are located on both sides of the pipeline area in the width direction of the cold plate, the profile connectors include a square frame profile connector 1 6 and a square frame profile connector 2 7, the square frame profile connector 2 is fixedly installed on a side wall of the frame profile connector 1 close to the pipeline area, the square frame profile connector 1 is fixedly connected to the cold plate by a plurality of rivet nuts 1, and the square frame profile connector 2 is provided on the side of the frame profile connector 1 On the wall; a number of stamped bottom supporting members 8 are arranged between the two groups of profile connectors, the stamped bottom supporting members include a stamped bottom supporting member 1 9, a stamped bottom supporting member 2 10 and three stamped bottom supporting members 3 11 arranged between the stamped bottom supporting member 1 and the stamped bottom supporting member 2, the stamped bottom supporting member 1 and the stamped bottom supporting member 2 are arranged at the two side ends of the cold plate along the length direction; the two ends of the stamped bottom supporting member are attached to the upper side of the square frame profile connector 2, and the two are fixedly connected by a number of rivet nuts 2 arranged at intervals; the stamped bottom supporting member adopts a sheet metal stamping part; the cold plate in the present invention is increased on the basis of the existing cold plate so that it can accommodate more battery cells. The number of battery cells in this embodiment 1 is 104, thereby increasing space utilization and reducing use costs.

[0020] The stamped bottom support part 1 is a pipe clamping part at the circulation inlet and outlet position in the water cooling pipeline; the stamped bottom support part 1 has grooves on both sides and a bulge in the middle. This structural design can enhance the structural strength of the stamped bottom support part to a certain extent. The side of the stamped bottom support part 1 close to the end of the cold plate is the first side, and the other side of the stamped bottom support part 1 is the second side; the two sides of the first side are fixed to the cold plate through rivet nuts 4 passing through the grooves, and the stamped bottom support part 2 is a pipe clamping part at the tail position in the water cooling pipeline; the stamped bottom support part 3 is used to clamp and fix each section in the length direction of the water cooling pipeline.

[0021] The stamped bottom support member three is designed in a serpentine structure, which can enhance the structural strength of the stamped bottom support member three; three clamping grooves 12 are arranged at intervals on the stamped bottom support member, and the stamped bottom support member three is fixedly connected to the cold plate pipeline by a plurality of rivet nuts three passing through the bottom walls on both sides of the clamping grooves, and a plurality of pipeline clamping grooves 13 are arranged in the bottom wall of the clamping groove, and three separation grooves 14 are arranged at intervals in the bottom wall of the pipeline clamping groove, and the pipeline clamping grooves and the separation grooves respectively correspond to part of the water-cooling pipelines and blank intervals arranged on the cold plate, so that a single stamped bottom support member can clamp and fix part of the water-cooling pipelines arranged at intervals on the cold plate, thereby enhancing the vibration resistance of part of the water-cooling pipelines on the cold plate; three groups of stamped bottom support members arranged at intervals can clamp and fix the entire water-cooling pipeline, thereby enhancing the vibration resistance of the overall water-cooling pipeline on the cold plate.

[0022] A plurality of groups of cross beams 15 and profile connectors are arranged at intervals on one side wall of the cold plate away from the water cooling pipeline.

[0023] There are three groups of cross beams, including a centrally arranged cross beam 16 and two groups of cross beams 2 17 arranged on both sides of the cross beam 1; the width of the cross beam 1 is greater than the width of the cross beam 2; a plurality of mounting holes 2 18 are arranged on the cross beam 1, wherein two adjacent mounting holes 2 form a group, and a total of five groups are arranged on the cross beam 1, with one group arranged at each end of the cross beam 1, which can be used for the passage of rivet nuts 3 on both sides of the centrally positioned stamped bottom support 3, and three groups in the middle of the cross beam 1, wherein a plurality of rivet nuts 3 are installed in the three dividing grooves in the middle position on the centrally positioned stamped bottom support 3, and the rivet nuts 3 are used to further tighten the centrally positioned stamped bottom support 3, and at the same time, the connection strength of the three can be increased, thereby improving the overall vibration resistance of the cold plate. The crossbeam member 2 is provided with a plurality of mounting holes 19, and the crossbeam member 2 is fixed to the cold plate by passing rivet screws through the mounting holes 1; wherein, a mounting hole 1 is respectively provided on both sides of the crossbeam member 2, and six mounting holes 1 are provided on the crossbeam member 2 between the mounting holes 1 on both sides, and the six mounting holes 1 are arranged adjacent to each other in a group of two, and three groups are arranged at intervals; the crossbeam member 2 is provided with a plurality of mounting holes 2, and there are six mounting holes 2 in total, and bolts are passed through the mounting holes 2, the cold plate and the stamped bottom support member 1 or the stamped bottom support member 2, so that the corresponding stamped bottom support member 1 and the stamped bottom support member 2 and the cold plate can be further fixed and installed.

[0024] Profile connector Frame profile connector 1 Frame profile connector 1 Profile connector Frame profile connector 1 Frame profile connector 2 Frame profile connector 2 Two water nozzles 20 are arranged on the cold plate.

[0025] Beneficial effects: The cold plate in the present invention is increased on the basis of the existing cold plate, so that it can accommodate more battery cells, thereby increasing space utilization and reducing the cost of use; the bottom surface of the present invention uses sheet metal stampings as support, which can better fit the bottom surface of the cold plate to achieve a better force effect; the sheet metal stampings of the present invention are fixed with rivet nuts after being fitted to the liquid cooling plate to achieve a good anti-vibration effect; the profile connectors used for the supports on both sides of the present invention use hollow profiles, which have good strength while reducing weight. Specific embodiment 2:

[0027] An extended energy storage battery cold plate structure with enhanced vibration resistance (see attached Figure 1-3), comprising a cold plate 1 and a water-cooling pipeline 2 arranged on the cold plate, the water-cooling pipeline is divided into four pipeline areas 3, namely pipeline area 1, pipeline area 2, pipeline area 3 and pipeline area 4, and blank intervals 4 are provided between each pipeline area; two groups of profile connectors 5 are provided on one side wall of the cold plate where the water-cooling pipeline is provided, the profile connectors are located on both sides of the pipeline area in the width direction of the cold plate, the profile connectors include a square frame profile connector 1 6 and a square frame profile connector 2 7, the square frame profile connector 2 is fixedly installed on a side wall of the frame profile connector 1 close to the pipeline area, the square frame profile connector 1 is fixedly connected to the cold plate by a plurality of rivet nuts 1, and the square frame profile connector 2 is provided on the side of the frame profile connector 1 On the wall; a number of stamped bottom supporting members 8 are arranged between the two groups of profile connectors, the stamped bottom supporting members include a stamped bottom supporting member 1 9, a stamped bottom supporting member 2 10 and three stamped bottom supporting members 3 11 arranged between the stamped bottom supporting member 1 and the stamped bottom supporting member 2, the stamped bottom supporting member 1 and the stamped bottom supporting member 2 are arranged at the two side ends of the cold plate along the length direction; the two ends of the stamped bottom supporting member are attached to the upper side of the square frame profile connector 2, and the two are fixedly connected by a number of rivet nuts 2 arranged at intervals; the stamped bottom supporting member adopts a sheet metal stamping part; the cold plate in the present invention is increased on the basis of the existing cold plate so that it can accommodate more battery cells. The number of battery cells in this embodiment 1 is 104, thereby increasing space utilization and reducing use costs.

[0028] The stamped bottom support part 1 is a pipe clamping part at the circulation inlet and outlet position in the water cooling pipeline; the stamped bottom support part 1 has grooves on both sides and a bulge in the middle. This structural design can enhance the structural strength of the stamped bottom support part to a certain extent. The side of the stamped bottom support part 1 close to the end of the cold plate is the first side, and the other side of the stamped bottom support part 1 is the second side; the two sides of the first side are fixed to the cold plate through rivet nuts 4 passing through the grooves, and the stamped bottom support part 2 is a pipe clamping part at the tail position in the water cooling pipeline; the stamped bottom support part 3 is used to clamp and fix each section in the length direction of the water cooling pipeline.

[0029] The stamped bottom support member three is designed in a serpentine structure, which can enhance the structural strength of the stamped bottom support member three; three clamping grooves 12 are arranged at intervals on the stamped bottom support member, and the stamped bottom support member three is fixedly connected to the cold plate pipeline by a plurality of rivet nuts three passing through the bottom walls on both sides of the clamping grooves, and a plurality of pipeline clamping grooves 13 are arranged in the bottom wall of the clamping groove, and three separation grooves 14 are arranged at intervals in the bottom wall of the pipeline clamping groove, and the pipeline clamping grooves and the separation grooves respectively correspond to part of the water-cooling pipelines and blank intervals arranged on the cold plate, so that a single stamped bottom support member can clamp and fix part of the water-cooling pipelines arranged at intervals on the cold plate, thereby enhancing the vibration resistance of part of the water-cooling pipelines on the cold plate; three groups of stamped bottom support members arranged at intervals can clamp and fix the entire water-cooling pipeline, thereby enhancing the vibration resistance of the overall water-cooling pipeline on the cold plate.

[0030] A plurality of groups of cross beams 15 and profile connectors are arranged at intervals on one side wall of the cold plate away from the water cooling pipeline.

[0031] There are five groups of cross beams, which are different from the structure of Example 1, and can further improve the connection strength between the cold plate, the stamping bottom bracket member 3 and the cross beam members. The cross beam members include a cross beam member 16 arranged in the center, two groups of cross beam members 2 17 arranged on both sides of the cross beam member 1, and a cross beam member 3 arranged between the cross beam member 1 and the cross beam member 2; the cross beam member 1 and the cross beam member 2 are of equal width, and the width of the cross beam member 1 and the cross beam member 2 is greater than the width of the cross beam member 2; a plurality of mounting holes 2 18 are arranged on the cross beam member 1, wherein two adjacent mounting holes 2 form a group, and a total of five groups are arranged on the cross beam member 1, one group is arranged at each end of the cross beam member 1, and can be used for the rivet nuts 3 on both sides of the stamping bottom bracket member 3 in the center position to pass through, and the three groups of mounting holes 2 in the middle of the cross beam member 1 can be used for the rivet nuts 3 in the dividing groove on the stamping bottom bracket member 3 in the center position to pass through, so as to further tighten the stamping bottom bracket member 3 in the center position. The crossbeam part 2 is provided with a number of mounting holes 1, which can be fixed to the cold plate by passing rivet screws through the mounting holes 19; the crossbeam part 3 is provided with a number of mounting holes 2, of which two adjacent mounting holes 2 form a group, and a total of five groups are provided on the crossbeam part 3, with one group provided at each end of the crossbeam part 3, which can be used to pass the rivet nuts 3 on both sides of the stamped bottom support part 3 on both sides of the center position, and the three groups of mounting holes 2 in the middle of the crossbeam part 3 can be used to pass the rivet nuts 3 in the dividing grooves on the stamped bottom support part 3 at the center position, so as to further tighten the stamped bottom support part 3 on both sides of the center position. The crossbeam part 2 is provided with a number of mounting holes 1, which can be fixed to the cold plate by passing rivet screws through the mounting holes 1.

[0032] Among them, there is a mounting hole 1 on each side of the crossbeam member 2, and six mounting holes 1 are arranged on the crossbeam member 2 between the mounting holes 1 on both sides. The six mounting holes 1 are arranged adjacent to each other in groups of two, and three groups are arranged at intervals; a plurality of mounting holes 2 are provided on the crossbeam member 2, and there are six mounting holes 2 in total. By passing bolts through the mounting holes 2, the cold plate and the stamped bottom support member 1 or the stamped bottom support member 2, the corresponding stamped bottom support member 1 and the stamped bottom support member 2 and the cold plate can be further fixed and installed.

[0033] Profile connector frame profile connector one frame profile connector one profile connector one frame profile connector one frame profile connector two frame profile connector two Two water nozzles 20 are arranged on the cold plate.

[0034] Beneficial effects: The cold plate in the present invention is increased on the basis of the existing cold plate, so that it can accommodate more battery cells, thereby increasing space utilization and reducing the cost of use; the bottom surface of the present invention uses sheet metal stampings as support, which can better fit the bottom surface of the cold plate to achieve a better force effect; the sheet metal stampings of the present invention are fixed with rivet nuts after being fitted to the liquid cooling plate to achieve a good anti-vibration effect; the profile connectors used for the supports on both sides of the present invention use hollow profiles, which have good strength while reducing weight.

[0035] The above-described embodiments are only preferred solutions of the present invention and are not intended to limit the present invention in any form. Other variations and modifications are possible without exceeding the technical solutions described in the claims.

Claims

1. An extended energy storage battery cold plate structure with enhanced vibration resistance, characterized in that: It includes a cold plate and a water cooling pipeline arranged on the cold plate, two groups of supporting profile connectors are arranged on a side wall of the cold plate away from the cross beam, a plurality of stamping bottom brackets are arranged between the profile connectors, and the stamping bottom brackets cover and press the water cooling pipelines between the profile connectors; Several pressing grooves are arranged at intervals on several stamping bottom brackets, and several pipeline pressing grooves are arranged in the bottom wall of the pressing groove, and the pipeline pressing grooves can fit and press part of the water-cooling pipeline arranged on the cold plate; three separation grooves are arranged in the bottom wall of the pipeline pressing groove, and the pipeline pressing grooves and the separation grooves correspond to part of the water-cooling pipeline arranged on the cold plate and the blank interval respectively; A plurality of groups of cross beams are arranged at intervals on a side wall of the cold plate away from the water cooling pipeline.

2. The extended energy storage battery cold plate structure with enhanced vibration resistance according to claim 1 is characterized in that: There are five groups of stamped bottom brackets, including two groups of stamped bottom brackets 1 and 2 arranged on both sides of the cold plate, and three groups of stamped bottom brackets 3 arranged between the stamped bottom brackets 1 and 2.

3. The extended energy storage battery cold plate structure with enhanced vibration resistance according to claim 2 is characterized in that: The stamped bottom support part three has a serpentine structure.

4. A lengthened energy storage battery cold plate structure with enhanced vibration resistance according to any one of claims 1 to 3, characterized in that: The plurality of groups of cross beams respectively include a centrally arranged cross beam one and two groups of cross beams two arranged on both sides of the cross beam one.

5. The extended energy storage battery cold plate structure with enhanced vibration resistance according to any one of claims 1 to 3, characterized in that: The plurality of groups of cross beams respectively include a cross beam 1 arranged in the center, a cross beam 2 arranged on both sides of the cold plate, and a cross beam 3 arranged between the cross beam 1 and the cross beam 2.

6. The vibration-resistant elongated energy storage battery cold plate structure according to claim 4, characterized in that: The profile connector comprises a square frame profile connector 1, and the square frame profile connector 1 is fixedly connected to the cold plate via a rivet nut 1.

7. The extended energy storage battery cold plate structure with enhanced vibration resistance according to claim 6 is characterized in that: The profile connector also includes a second square frame profile connector arranged on one side wall of the square frame profile connector. Both ends of the stamped bottom bracket are attached to the upper side of the second square frame profile connector, and the two are fixedly connected by a plurality of rivet nuts arranged at intervals.

8. The vibration-resistant elongated energy storage battery cold plate structure according to claim 7, characterized in that: A number of water nozzles are provided on the cold plate.

Images