Load-bearing narrow channel liquid cooling plate structure

By brazing the stamped flow channel plate to the liquid cooling plate, and combining the design of the load-bearing frame, reinforcing ribs, and reinforced beams, the problems of heavy weight and insufficient load-bearing capacity of traditional liquid cooling plates are solved, and a lightweight and high-strength liquid cooling plate structure is achieved.

CN224683169UActive Publication Date: 2026-08-25YANCHENG DAXIANG NEW ENERGY CO LTD
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Patent Information

Application Number
CN202521543793.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-07-23
Publication Date
2026-08-25
Estimated Expiration
2035-07-23

AI Technical Summary

Technical Problem

Traditional liquid cooling plates are heavy and have insufficient load-bearing capacity, making it difficult to simultaneously meet the requirements of lightweighting and load-bearing capacity.

Method used

It adopts a load-bearing narrow flow channel liquid cooling plate structure, which is connected to the liquid cooling plate by brazing through a stamped flow channel plate. Combined with the combined design of load-bearing frame, reinforcing ribs, and reinforced beams, it is fixed with rivets and structural adhesive to form an integral load-bearing structure.

Benefits of technology

While achieving lightweight design, it also improves structural strength and load-bearing capacity, reduces material usage, and ensures overall performance.

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Abstract

The utility model discloses a bearing type narrow runner liquid cooling plate structure, including liquid cooling plate and bearing frame, the liquid cooling plate includes bottom plate and stamping runner plate, the stamping runner plate is formed with liquid runner through stamping in, the liquid cooling plate and stamping runner plate braze connection, bearing frame is along the perimeter direction of liquid cooling plate setting, and is fixed through rivet between bearing frame and liquid cooling plate, the middle part hollow setting of bearing frame is connected and is equipped with multiple groups of transverse setting reinforcing rib in bearing frame, and multiple groups of reinforcing beam are arranged between a plurality of reinforcing ribs and are connected to the side of liquid cooling plate of multiple groups of reinforcing rib. The utility model discloses compared with prior art's advantage lies in: provide a kind of bearing type narrow runner liquid cooling plate structure with strong bearing capacity, satisfy the bearing need of light weight.
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Description

Technical Field

[0001] This utility model relates to the technical field of load-bearing liquid cooling plates for energy storage battery packs, specifically to a load-bearing narrow-channel liquid cooling plate structure. Background Technology

[0002] With the rapid development of new energy, energy storage systems, and high-power electronic devices, liquid cooling plates, as core heat dissipation components, require increasingly prominent features in terms of lightweight design, high heat dissipation efficiency, and structural strength. Traditional liquid cooling plates suffer from the following problems:

[0003] (1) Heavy weight: The use of multi-part welding or casting process results in redundant materials and high overall weight.

[0004] (2) Insufficient load-bearing capacity: Narrow flow channel structures are prone to deformation, making it difficult to simultaneously meet the requirements of lightweight and load-bearing capacity. Summary of the Invention

[0005] (a) Problems to be solved

[0006] The technical problem to be solved by this utility model is to overcome the above-mentioned technical defects and provide a load-bearing narrow flow channel liquid cooling plate structure with strong load-bearing capacity and meeting the requirements of lightweight load-bearing.

[0007] (II) Technical Solution

[0008] To solve the above-mentioned technical problems, the technical solution provided by this utility model is: a load-bearing narrow flow channel liquid cooling plate structure, including a liquid cooling plate and a load-bearing frame, wherein the liquid cooling plate includes a base plate and a stamped flow channel plate, and a liquid flow channel is formed in the stamped flow channel plate by stamping;

[0009] The liquid cooling plate and the stamped flow channel plate are brazed together.

[0010] The load-bearing frame is arranged along the perimeter of the liquid cooling plate, and the load-bearing frame is fixed to the liquid cooling plate by rivets. The weighing frame is hollow in the middle, and multiple sets of horizontally arranged reinforcing ribs are connected inside the weighing frame. Multiple sets of reinforcing beams arranged between several reinforcing ribs are connected to the side of the multiple sets of reinforcing ribs facing the liquid cooling plate.

[0011] As an improvement, the load-bearing frame is provided with a slot for the reinforcing member, and the two ends of the reinforcing rib are snapped into the slot;

[0012] The reinforcing beam is welded to the reinforcing rib, and the upper end face of the reinforcing beam is flush with the end face of the load-bearing frame.

[0013] As an improvement, structural adhesive is applied to the contact surfaces between the reinforced beams, the load-bearing frame and the liquid cooling plate.

[0014] As an improvement, the outer side of the load-bearing frame away from the liquid cooling plate is also recessed with several lifting ports.

[0015] (III) Beneficial Effects

[0016] The advantages of this utility model compared with the prior art are as follows: In this application, the integrated stamping liquid cooling plate directly forms a raised partition on the stamping plate, replacing the traditional welding or machining process, reducing material usage. At the same time, the liquid cooling plate is brazed to ensure the overall structural strength while achieving lightweighting. The load-bearing frame and the liquid cooling plate are fixed together by riveting and structural adhesive to form an integrated load-bearing structure, ensuring the performance. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the load-bearing narrow-channel liquid cooling plate structure in use.

[0018] Figure 2 This is a structural schematic diagram of a load-bearing narrow-channel liquid-cooled plate structure viewed from below.

[0019] Figure 3 This is a schematic diagram of the exploded view of a load-bearing narrow-channel liquid-cooled plate structure.

[0020] Figure 4 This is a partial structural schematic diagram of a load-bearing narrow-channel liquid cooling plate structure viewed from above.

[0021] Figure 5 It is a deformable cloud Figure 1 .

[0022] Figure 6 It is a liquid-cooled plate deformable cloud Figure 2 .

[0023] Figure 7 This is a stress distribution cloud map of the liquid cooling plate.

[0024] As shown in the figure: 1. Liquid cooling plate; 2. Load-bearing frame; 3. Base plate; 4. Stamped flow channel plate; 5. Rivet; 6. Reinforcing rib; 7. Reinforcing beam; 8. Slot; 9. Lifting port. Detailed Implementation

[0025] The specific embodiments of this utility model will be further described below with reference to the accompanying drawings. Identical components are indicated by the same reference numerals.

[0026] It should be noted that the terms “front,” “back,” “left,” “right,” “up,” and “down” used in the following description refer to the directions shown in the attached diagram, while the terms “inside” and “outside” refer to the directions toward or away from the geometric center of a specific component, respectively.

[0027] It should be noted that when an element is referred to as being "fixed to" another element, it can be directly on the other element or there may be an intervening element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or there may be an intervening element. The terms "vertical," "horizontal," "left," "right," and similar expressions used in this document are for illustrative purposes only.

[0028] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly associated with those skilled in the art to which this invention pertains. The terminology used herein is for the purpose of describing particular embodiments and is not intended to limit the invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0029] To make the content of this utility model easier to understand, the technical solutions in the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings.

[0030] Figure 5 , 6 Figure 7 shows the deformation distribution cloud map of the entire model with an acceleration of 3g.

[0031] Please refer to the appendix carefully. Figure 1-4 A load-bearing narrow-channel liquid cooling plate structure includes a liquid cooling plate 1 and a load-bearing frame 2. The liquid cooling plate 1 includes a base plate 3 and a stamped flow channel plate 4. Liquid flow channels are formed in the stamped flow channel plate 4 by stamping. The liquid cooling plate 1 and the stamped flow channel plate 4 are brazed together.

[0032] The load-bearing frame 2 is arranged along the perimeter of the liquid cooling plate 1, and the load-bearing frame 2 is fixed to the liquid cooling plate 1 by rivets 5. The middle part of the load-bearing frame 2 is hollow, and multiple sets of horizontally arranged reinforcing ribs 6 are connected inside the load-bearing frame 2. Multiple sets of reinforcing beams 7 are arranged between the multiple sets of reinforcing ribs 6 on the side of the multiple sets of reinforcing ribs 6 facing the liquid cooling plate 1.

[0033] In practical use, the load-bearing frame 2 is equipped with a groove 8 for the reinforcing member, and the two ends of the reinforcing rib 6 are engaged in the groove 8; the reinforcing beam 7 is welded to the reinforcing rib 6, and the upper end face of the reinforcing beam 7 is flush with the end face of the load-bearing frame 2.

[0034] The reinforcing beam 7 and the contact surface between the load-bearing frame 2 and the liquid cooling plate 1 are coated with structural adhesive. At the same time, the outer side of the load-bearing frame 2 away from the liquid cooling plate 1 is also provided with several lifting ports 9.

[0035] The base plate, which serves as the load-bearing substrate, is made of aluminum alloy. The stamped flow channel plate, which is used for heat dissipation and flow, consists of multiple parallel narrow flow channels formed by stamping. The liquid cooling plate serves as the main load-bearing component.

[0036] The combination of load-bearing frame, reinforcing ribs, and reinforced beams forms a grid-like distribution to suppress local deformation and optimize stress transfer.

[0037] The contents not described in detail in this specification are existing technologies known to those skilled in the art.

[0038] All standard parts used in this utility model can be purchased from the market, and irregular parts can be customized according to the description and drawings. The specific connection methods of each part adopt conventional methods such as bolts, rivets, and welding that are mature in the prior art. The machinery, parts and equipment adopt conventional models in the prior art. In addition, the circuit connection adopts conventional connection methods in the prior art, which will not be described in detail here. The contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0039] The present invention and its embodiments have been described above. This description is not restrictive, and the accompanying drawings are only one embodiment of the present invention; the actual structure is not limited thereto. In conclusion, if those skilled in the art are inspired by this description and design similar structures and embodiments without departing from the inventive spirit of the present invention, such designs should fall within the protection scope of the present invention.

Claims

1. A load-bearing narrow-channel liquid-cooled plate structure, characterized in that: It includes a liquid cooling plate (1) and a load-bearing frame (2). The liquid cooling plate (1) includes a base plate (3) and a stamped flow channel plate (4). The stamped flow channel plate (4) has a liquid flow channel formed inside by stamping. The liquid cooling plate (1) and the stamped flow channel plate (4) are brazed together; The load-bearing frame (2) is arranged along the perimeter of the liquid cooling plate (1), and the load-bearing frame (2) is fixed to the liquid cooling plate (1) by rivets (5). The middle part of the load-bearing frame (2) is hollow, and multiple sets of horizontally arranged reinforcing ribs (6) are connected inside the load-bearing frame (2). Multiple sets of reinforcing beams (7) are connected to the side of the multiple sets of reinforcing ribs (6) facing the liquid cooling plate (1). The load-bearing frame (2) is provided with a slot (8) for the reinforcing member, and the two ends of the reinforcing rib (6) are snapped into the slot (8); The reinforcing beam (7) is welded to the reinforcing rib (6), and the upper end face of the reinforcing beam (7) is flush with the end face of the load-bearing frame (2); The surfaces of the reinforcing beam (7) and the load-bearing frame (2) that come into contact with the liquid cooling plate (1) are all coated with structural adhesive; The outer side of the load-bearing frame (2) away from the liquid cooling plate (1) is also provided with several hanging ports (9).