Liquid cooling plate assembly

Abstract

The utility model discloses a liquid cooling plate assembly which is low in manufacturing cost and rapid and reliable to assemble, and ensures the cooling performance. The liquid cooling plate comprises a left liquid cooling plate body which comprises a left side mounting rod and a liquid cooling plate first cavity, and a right liquid cooling plate body which comprises a right side mounting rod, a liquid cooling plate second cavity and two end sealing plates which comprise a front end sealing plate and a rear end sealing plate; the two groups of reinforcing ribs comprise a first reinforcing rib and a second reinforcing rib; the water nozzles comprise a water inlet nozzle and a water outlet nozzle; each of the liquid cooling plate first cavity and the liquid cooling plate second cavity comprises an upper plate, a lower plate, an inner end plate and a plurality of PINs located in the cavity, the PINs divide the corresponding cavity into a plurality of flow channels which are arranged in the width direction and circulate front and back, and the front end and the rear end, corresponding to the length direction of the cavity, of each PIN shrink inwards, so that a water mixing cavity is formed in the length direction in the cavity; the two ends of the inner end plate in the length direction are shorter than the corresponding upper plate and lower plate, and the length of the inner end plate is equal to the length of the PIN.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid cooling plate structures, in particular to a liquid cooling plate assembly. Background Art

[0002] With the development of science and technology and the improvement of people's living standards, high heat flux density heat dissipation and high temperature uniformity are the current development trends of load heat dissipation technology. Liquid cooling plates have good thermal conductivity, which makes their applications more and more extensive. The existing liquid cooling plate assemblies have a liquid cooling plate body that is made in one piece. During the manufacturing process, the first direction flow channel and the second direction return flow channel are integrated on a liquid cooling plate body. In this manufacturing process, due to its integrated structure, the manufacturing is relatively complicated, and the equipment cost of manufacturing the liquid cooling plate body is high. In addition, the existing liquid cooling plate assembly needs to be provided with additional auxiliary connectors to fix the liquid cooling plate to the cooling mechanism, which makes the installation complicated.

[0003] Therefore, there is an urgent need to develop a liquid cooling plate assembly that has low manufacturing cost and fast and reliable assembly. Summary of the invention

[0004] In view of the above problems, the utility model provides a liquid cooling plate assembly, which has low manufacturing cost, fast and reliable assembly, and ensures cooling performance.

[0005] A liquid cooling plate assembly, characterized in that it comprises:

[0006] The left liquid cooling plate body includes a left mounting rod and a first cavity of the liquid cooling plate.

[0007] The right liquid cooling plate body includes a right mounting rod and a second cavity of the liquid cooling plate.

[0008] Two end sealing plates, including a front end sealing plate and a rear end sealing plate;

[0009] Two groups of reinforcing ribs, including first reinforcing ribs and second reinforcing ribs;

[0010] and a pair of water spouts, comprising a water inlet spout and a water outlet spout;

[0011] The first cavity of the liquid cooling plate and the second cavity of the liquid cooling plate each include an upper plate, a lower plate, an inner end plate, and a plurality of PINs located in the cavity, wherein the PINs divide the corresponding cavity into a plurality of front and rear flow channels arranged along the width direction, and the front and rear ends of each PIN corresponding to the length direction of the cavity are both retracted, so that a water mixing cavity is provided in the length direction of the cavity, and both ends of the inner end plate in the length direction are shorter than the length of the corresponding upper plate and lower plate, and the length of the inner end plate is equal to the length of the PIN;

[0012] The inner end plates of the left liquid cooling plate body and the right liquid cooling plate body are respectively assembled and connected by welding to form an integral liquid cooling plate area, the left mounting rod is arranged on the left side of the liquid cooling plate area, the right mounting rod is arranged on the right side of the liquid cooling plate area, the front end sealing plate is welded to the front end surface of the liquid cooling plate area, the rear end sealing plate is welded to the rear end surface of the liquid cooling plate area, the two sides of the front end sealing plate are closely attached to the corresponding inner walls of the left mounting rod and the right mounting rod, and the two sides of the rear end sealing plate are closely attached to the corresponding inner walls of the left mounting rod and the right mounting rod;

[0013] A first reinforcing rib arranged transversely is welded on the front upper surface in the length direction of the liquid cooling plate area, and a second reinforcing rib arranged transversely is welded on the rear upper surface in the length direction of the liquid cooling plate area. The surface area between the first reinforcing rib and the second reinforcing rib is used to place the battery pack. The first reinforcing rib and the second reinforcing rib are used to strengthen the support of the liquid cooling plate area and limit the battery pack in the central area at the same time.

[0014] A plurality of positioning holes are provided on the upper surfaces of the left mounting rod and the right mounting rod, and the positioning holes are used to fix the entire liquid cooling plate assembly to the corresponding fixing structure;

[0015] The two upper plates on both sides of the liquid cooling plate area are provided with corresponding flow holes at the same end positions, and the flow holes correspond to the water mixing cavity below, the water inlet nozzle is connected to one of the flow holes, and the water outlet nozzle is connected to the other flow hole.

[0016] It is further characterized by:

[0017] The front end sealing plate is provided with a rear convex alignment strip at a height position corresponding to the front end water mixing cavity, and the rear convex alignment strip is embedded in the front position of the water mixing cavity, so that the front end sealing plate can be quickly and reliably positioned and installed;

[0018] The rear end sealing plate is provided with a forward convex alignment strip at a height position corresponding to the rear end water mixing cavity, and the forward convex alignment strip is embedded in the rear position of the water mixing cavity, so that the rear end sealing plate can be quickly and reliably positioned and installed;

[0019] It also includes at least one plug, which is installed in the water mixing cavity at both ends to divide the flow channel between the water inlet and the water outlet into a plurality of groups of winding one-way flow channels;

[0020] When there is only one plug, the plug is located at the front end of the two inner end plates of the front water mixing cavity, and the plug divides the front connected water mixing cavity into an inlet water mixing cavity and an outlet water mixing cavity, and the rear end water mixing cavity of the liquid cooling plate area is connected to form a group of steering water mixing cavities;

[0021] Preferably, waist-shaped connecting holes are further provided on the relatively outer sides of the left mounting rod and the right mounting rod, so that two adjacent groups of liquid cooling plate assemblies can be connected into one through a connecting piece.

[0022] After adopting the above technical solution, the overall liquid cooling plate structure is split into two groups of independent liquid cooling plate bodies on the left and right, and the liquid cooling plate area is formed by rapid assembly and welding. Then, the sealing plates at both ends are quickly assembled and welded. Then, the first reinforcement rib and the second reinforcement rib are welded and assembled according to the battery pack to be cooled. Finally, the water inlet and outlet are welded in place. After the liquid cooling plate assembly is assembled in place, it is positioned and installed through the positioning holes. It has low production cost, fast and reliable assembly, and ensures cooling performance. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a three-dimensional diagram of the utility model;

[0024] Figure 2 It is a three-dimensional exploded view of the utility model;

[0025] Figure 3 It is a three-dimensional diagram of the right liquid cooling plate body of the utility model;

[0026] The names corresponding to the serial numbers in the figure are as follows:

[0027] Upper plate 1, lower plate 2, inner end plate 3, PIN 4, water mixing cavity 5, positioning hole 6, roughened rivet 7, flow hole 8, plug 9, waist-shaped connecting hole 101, marking slot 102;

[0028] The left liquid cooling plate body 10, the left mounting rod 11, the first cavity 12 of the liquid cooling plate, the right liquid cooling plate body 20, the right mounting rod 21, the second cavity 22 of the liquid cooling plate, the front end sealing plate 30, the rear convex alignment strip 31, the rear end sealing plate 40, the front convex alignment strip 41, the first reinforcing rib 50, the second reinforcing rib 60, the water inlet nozzle 70, the water outlet nozzle 80, the liquid cooling plate area 90, and the liquid cooling plate assembly 100. DETAILED DESCRIPTION

[0029] A liquid cooling plate assembly, see Figure 1-Figure 3 , which includes a left liquid cooling plate body 10, a right liquid cooling plate body 20, sealing plates at both ends, two sets of reinforcing ribs, and a pair of water nozzles;

[0030] The left liquid cooling plate body 10 includes a left mounting rod 11 and a first liquid cooling plate cavity 12.

[0031] The right liquid cooling plate body 20 includes a right mounting rod 21 and a second liquid cooling plate cavity 22.

[0032] The sealing plates at both ends are specifically a front sealing plate 30 and a rear sealing plate 40;

[0033] The two groups of reinforcing ribs are specifically a first reinforcing rib 50 and a second reinforcing rib 60;

[0034] The pair of water nozzles are specifically a water inlet nozzle 70 and a water outlet nozzle 80;

[0035] The first cavity 12 of the liquid cooling plate and the second cavity 22 of the liquid cooling plate both include an upper plate 1, a lower plate 2, an inner end plate 3, and a plurality of PINs 4 located in the cavity. The PINs 4 divide the corresponding cavity into a plurality of flow channels arranged along the width direction for front and rear circulation. The front and rear ends of each PIN 4 corresponding to the length direction of the cavity are both retracted, so that a water mixing cavity 5 is provided in the length direction of the cavity. Both ends of the inner end plate 3 in the length direction are shorter than the lengths of the corresponding upper plate 1 and lower plate 2, and the length of the inner end plate 3 is equal to the length of the PIN 4.

[0036] The inner end plates of the left liquid cooling plate body 10 and the right liquid cooling plate body 20 are respectively assembled and welded to form an integral liquid cooling plate area 90, the left mounting rod 11 is arranged on the left side of the liquid cooling plate area 90, the right mounting rod 21 is arranged on the right side of the liquid cooling plate area 90, the front end sealing plate 30 is welded to the front end surface of the liquid cooling plate area 90, the rear end sealing plate 40 is welded to the rear end surface of the liquid cooling plate area 90, the two sides of the front end sealing plate 30 are closely attached to the corresponding inner walls of the left mounting rod 11 and the right mounting rod 21, and the two sides of the rear end sealing plate 40 are closely attached to the corresponding inner walls of the left mounting rod 11 and the right mounting rod 21;

[0037] A first reinforcing rib 50 arranged transversely is welded on the front upper surface of the liquid cooling plate area 90 in the length direction, and a second reinforcing rib 60 arranged transversely is welded on the rear upper surface of the liquid cooling plate area 90 in the length direction. The surface area between the first reinforcing rib 50 and the second reinforcing rib 60 is used to place the battery pack. The first reinforcing rib 50 and the second reinforcing rib 60 are used to strengthen the support of the liquid cooling plate area and limit the battery pack in the central area at the same time.

[0038] A plurality of positioning holes 6 are provided on the upper surfaces of the left mounting rod 11 and the right mounting rod 21 , and the positioning holes 6 are used to securely connect the entire liquid cooling plate assembly to the corresponding fixed structure; in a specific embodiment, the positioning holes 6 are positioned by roughened rivets 7 .

[0039] The two upper plates 1 on both sides of the liquid cooling plate area 90 are provided with corresponding flow holes 8 at the same end position, and the flow holes 8 correspond to the water mixing cavity 5 below. The water inlet nozzle 70 is connected to one of the flow holes 8, and the water outlet nozzle 80 is connected to the other flow hole 8.

[0040] In a specific embodiment, the front end sealing plate 30 is provided with a rear convex alignment strip 31 at a height position corresponding to the front end water mixing chamber 5, and the rear convex alignment strip 31 is embedded in the front position of the water mixing chamber 5, so that the front end sealing plate 30 can be quickly and reliably positioned and installed;

[0041] The rear end sealing plate 40 is provided with a forward convex alignment strip 41 at a height position corresponding to the rear end water mixing cavity 5 , and the forward convex alignment strip 41 is embedded in the rear position of the water mixing cavity 5 , so that the rear end sealing plate 40 can be quickly and reliably positioned and installed.

[0042] In a specific embodiment, it also includes a plug block 9, which is located at the front end of the two inner end plates 3 of the front end water mixing cavity. The plug block 9 divides the front connected water mixing cavity 5 into an inlet water mixing cavity and an outlet water mixing cavity, and the rear end water mixing cavity of the liquid cooling plate area is connected to form a group of turning water mixing cavities; in this case, the rear end of the second reinforcement rib is welded to the front end surface of the rear end sealing plate 40, so that a larger battery pack can be installed in the liquid cooling plate area 90.

[0043] In a specific embodiment, waist-shaped connecting holes 101 are provided on the relative outer sides of the left mounting rod 11 and the right mounting rod 21, so that two adjacent groups of liquid cooling plate assemblies 100 can be connected into one through a connecting piece, and a marking slot 102 is also provided on the outer side of the left mounting rod 11 for placing a mark.

[0044] The principle is as follows: the overall liquid cooling plate structure is split into two groups of independent liquid cooling plate bodies on the left and right, and the liquid cooling plate area is formed by rapid assembly and welding. Then, the sealing plates at both ends are quickly assembled and welded, and then the first reinforcement rib and the second reinforcement rib are welded and assembled according to the battery pack to be cooled. Finally, the water inlet and outlet are welded in place, and the assembled liquid cooling plate assembly is positioned and installed through the positioning holes. It has low production cost, fast and reliable assembly, and ensures cooling performance.

[0045] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0046] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A liquid cooling plate assembly, characterized in that: It includes: The left liquid cooling plate body includes a left mounting rod and a first cavity of the liquid cooling plate. The right liquid cooling plate body includes a right mounting rod and a second cavity of the liquid cooling plate. Two end sealing plates, including a front end sealing plate and a rear end sealing plate; Two groups of reinforcing ribs, including first reinforcing ribs and second reinforcing ribs; and a pair of water spouts, comprising a water inlet spout and a water outlet spout; The first cavity of the liquid cooling plate and the second cavity of the liquid cooling plate each include an upper plate, a lower plate, an inner end plate, and a plurality of PINs located in the cavity, wherein the PINs divide the corresponding cavity into a plurality of front and rear flow channels arranged along the width direction, and the front and rear ends of each PIN corresponding to the length direction of the cavity are both retracted, so that a water mixing cavity is provided in the length direction of the cavity, and both ends of the inner end plate in the length direction are shorter than the length of the corresponding upper plate and lower plate, and the length of the inner end plate is equal to the length of the PIN; The inner end plates of the left liquid cooling plate body and the right liquid cooling plate body are respectively assembled and connected by welding to form an integral liquid cooling plate area, the left mounting rod is arranged on the left side of the liquid cooling plate area, the right mounting rod is arranged on the right side of the liquid cooling plate area, the front end sealing plate is welded to the front end surface of the liquid cooling plate area, the rear end sealing plate is welded to the rear end surface of the liquid cooling plate area, the two sides of the front end sealing plate are closely attached to the corresponding inner walls of the left mounting rod and the right mounting rod, and the two sides of the rear end sealing plate are closely attached to the corresponding inner walls of the left mounting rod and the right mounting rod; A first reinforcing rib arranged transversely is welded on the front upper surface in the length direction of the liquid cooling plate area, and a second reinforcing rib arranged transversely is welded on the rear upper surface in the length direction of the liquid cooling plate area. The surface area between the first reinforcing rib and the second reinforcing rib is used to place the battery pack. The first reinforcing rib and the second reinforcing rib are used to strengthen the support of the liquid cooling plate area and limit the battery pack in the central area at the same time. A plurality of positioning holes are provided on the upper surfaces of the left mounting rod and the right mounting rod, and the positioning holes are used to fix the entire liquid cooling plate assembly to the corresponding fixing structure; The two upper plates on both sides of the liquid cooling plate area are provided with corresponding flow holes at the same end positions, and the flow holes correspond to the water mixing cavity below, the water inlet nozzle is connected to one of the flow holes, and the water outlet nozzle is connected to the other flow hole.

2. A liquid cooling plate assembly according to claim 1, characterized in that: The front end sealing plate is provided with a rearward convex alignment strip at a height position corresponding to the front end water mixing cavity, and the rearward convex alignment strip is embedded in the front position of the water mixing cavity.

3. A liquid cooling plate assembly according to claim 1, characterized in that: The rear end sealing plate is provided with a forward convex alignment strip at a height position corresponding to the rear end water mixing cavity, and the forward convex alignment strip is embedded in the rear position of the water mixing cavity.

4. The liquid cooling plate assembly according to claim 1, characterized in that: The utility model also comprises at least one plugging block, which is installed in the water mixing chambers at both ends to divide the flow channel between the water inlet and the water outlet into a plurality of groups of winding one-way flow channels.

5. A liquid cooling plate assembly according to claim 4, characterized in that: When there is only one plug block, the plug block is located at the front end of the two inner end plates of the front end mixing water cavity. The plug block divides the front connected mixing water cavity into an inlet mixing water cavity and an outlet mixing water cavity, and the rear end mixing water cavity in the liquid cooling plate area is connected to form a group of steering mixing water cavities.

6. The liquid cooling plate assembly according to claim 1, characterized in that: The relatively outer sides of the left mounting rod and the right mounting rod are also provided with waist-shaped connecting holes.

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