Circulating heat dissipation device and method for integrated modular immersed liquid cooling server

Abstract

The invention relates to the technical field of server cooling, and particularly discloses an integrated modular immersion type liquid cooling server circulation heat dissipation device and method. An oil inlet assembly is arranged on the upper cover plate; an oil return assembly is arranged on the lower cover plate; a first oil return pipe group extracts cooling oil in a second gap below the middle of a server through a second through hole, and the cooling oil in a second oil inlet pipe group flows to a first gap above the middle of the server through a plurality of X-shaped first oil inlet pipe groups and first through holes; therefore, the cooling oil in the cabinet can circulate from the middle upper part of each server to the middle lower part along the side wall of the server to form circulating circulation of the cooling oil, the cooling oil in the cabinet has a shunting effect, each server can be well cooled, and the cooling efficiency of the cooling oil is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of server cooling, and in particular to an integrated modular immersion liquid cooling server circulating heat dissipation device and method. Background Art

[0002] The wind cooling system of traditional servers will cause serious noise pollution and has low cooling efficiency. How to improve the cooling efficiency of the server is the key point that needs to be optimized at present.

[0003] A Chinese patent document CN116997140A discloses an integrated modular immersion liquid cooling server circulation heat dissipation system, including an upper container, a lower container, a liquid cooling cabinet, a flow equalizing plate, a server, a fan, a water collector, a spray system, a coil, a water collector, a water collection tank, and a pump. The upper container of the present invention is a heat dissipation module, and the lower container is a cabinet module. The server is immersed in the cooling oil of the liquid cooling cabinet according to a fixed position. The side of the liquid cooling cabinet is provided with an oil collecting device and an outlet pipeline. The outlet of the liquid cooling cabinet is connected to the coil inlet of the upper container through a first pump. The coil outlet is connected to the inlet of the liquid cooling cabinet, passes through the flow equalizing plate in the liquid cooling cabinet, enters the liquid cooling cabinet cavity, and flows out from the side of the liquid cooling cabinet. In the present invention, each server is transparent from top to bottom. The cooling oil enters from the bottom of the server and flows out from the top, taking away the internal heat of the server to achieve the purpose of heat dissipation. The structure is simple, and the server is tightly placed in the liquid cooling cabinet, which reduces the fan usage and achieves the noise reduction effect.

[0004] However, the above-mentioned server cooling equipment still has the following problems: the structural design is complex, the equipment operation cost is high, and the cooling oil of the liquid cooling cabinet is a straight-in and straight-out flow path, which causes uneven cooling of multiple servers in the cabinet, and the server cooling effect is still poor;

[0005] Therefore, we provide an integrated modular immersion liquid cooling server circulation heat dissipation device and method to improve the cooling efficiency of multiple servers in a cabinet. Summary of the invention

[0006] 1. Technical issues to be resolved

[0007] The problem to be solved by the present invention is to provide an integrated modular immersion liquid cooling server circulation heat dissipation device and method to overcome the defects in the prior art.

[0008] (II) Technical solution

[0009] In order to solve the technical problem, the present invention provides an integrated modular immersion liquid cooling server circulation heat dissipation device, comprising:

[0010] A cabinet, wherein a plurality of servers are evenly spaced and distributed in the cabinet, a gap is formed between each two adjacent servers, and support angles are provided on the servers;

[0011] An upper cover plate is provided with an oil inlet assembly, the oil inlet assembly includes a plurality of first oil inlet pipe groups, the plurality of first oil inlet pipe groups are connected to a second oil inlet pipe group, a plurality of first through holes are opened at equal intervals on the upper cover plate, the plurality of first through holes are connected to the plurality of first oil inlet pipe groups, and the second oil inlet pipe group is connected to a function box;

[0012] A lower cover plate, wherein an oil return assembly is arranged on the lower cover plate, wherein the oil return assembly includes a plurality of first oil return pipe groups, wherein the plurality of first oil return pipe groups are connected to a second oil return pipe group, wherein a plurality of second through holes are opened at equal intervals on the lower cover plate, wherein the plurality of second through holes are connected to the plurality of first oil return pipe groups, wherein the second oil return pipe group is connected to a first connecting pipe, wherein an oil pump is installed on the cabinet, wherein a second connecting pipe is connected between the oil pump and the function box, and wherein the oil pump is connected to the first connecting pipe;

[0013] There is a first gap between the upper cover plate and the upper end of the server through the support angle, and there is a second gap between the lower cover plate and the lower end of the server through the support angle;

[0014] The first oil inlet pipe group and the first oil return pipe group are both arranged in an X shape, the second oil inlet pipe group and the second oil return pipe group are both arranged in an I shape, and the middle connecting ports of the multiple first oil inlet pipe groups are respectively connected to the lateral end interfaces on both sides of the second oil inlet pipe group, and the middle connecting ports of the multiple first oil return pipe groups are respectively connected to the lateral end interfaces on both sides of the second oil return pipe group.

[0015] Furthermore, the axis lines of the first through hole and the second through hole are located on the center lines of the adjacent servers.

[0016] Furthermore, one end of the first connecting pipe is connected to the middle of the vertical pipe of the second oil return pipe group in an I-shape, and one end of the function box is connected to the middle of the vertical pipe of the second oil inlet pipe group in an I-shape.

[0017] Furthermore, the function box is installed on the upper cover plate, and the function box is located between the two first oil inlet pipe groups.

[0018] Furthermore, the functional box is provided with an installation cabin and a guide cabin, the installation cabin is provided with a plurality of P-type semiconductors and N-type semiconductors, the plurality of P-type semiconductors and N-type semiconductors are connected with metal conductors and ceramic sheets to form a cooling end and a heat release end, the guide cabin is provided with a plurality of cooling fins installed at equal intervals, and the plurality of cooling fins are connected to the cooling end of the ceramic sheet.

[0019] Furthermore, a partition is provided between two adjacent cooling fins, a plurality of the partitions are located on an inner wall on one side of the guide cabin, a plurality of the cooling fins are located on an inner wall on the other side of the guide cabin, and the plurality of cooling fins and the partitions are staggeredly distributed in the guide cabin.

[0020] Furthermore, an oil quality monitoring sensor is detachably connected to the second connecting tube, and the oil quality monitoring sensor includes a connecting portion threadedly connected to the second connecting tube, one end of the connecting portion is connected to a sampling head located in the second connecting tube, and the other end of the connecting portion is provided with a sample delivery connector, and a base is provided at the lower end of the lower cover plate.

[0021] A method for integrating a modular immersion liquid cooling server circulation heat dissipation device, comprising the following steps:

[0022] S1. Add cooling oil into the cabinet, start the oil pump through the controller, and the oil pump extracts cooling oil from the vertical pipe of the second oil return pipe group in an I-shape through the first connecting pipe. The four interfaces of the two horizontal pipes in the second oil return pipe group extract cooling oil from the four groups of the first oil return pipe group in an X-shape. The first oil return pipe group extracts cooling oil from the second gap below the middle of the server through the second through hole.

[0023] S2. The oil pump extracts cooling oil through the first connecting pipe and then delivers it to the functional box through the second connecting pipe. The cooling oil in the functional box is guided by the staggered partitions and cooling fins and flows in an S-shaped oil path in the guide cabin to the second I-shaped oil inlet pipe group. The cooling oil in the second oil inlet pipe group flows to the first gap above the middle of the server through multiple X-shaped first oil inlet pipe groups and the first through hole, so that the cooling oil in the cabinet can flow from the middle and upper part of each server along its side wall to the middle and lower part.

[0024] S3. The cooling oil in the S-shaped flow path in the guide cabin extends the contact area with the cooling fins, so that the cooling oil is cooled and then flows into the cabinet. The oil quality monitoring sensor performs real-time oil quality monitoring on the cooling oil in the circulating oil circuit.

[0025] (III) Beneficial effects

[0026] Compared with the prior art, the integrated modular immersion liquid cooling server circulating heat dissipation device and method provided by the present invention has the following beneficial effects:

[0027] 1. The first oil inlet pipe group and the first oil return pipe group of the present invention are both arranged in an X shape, and the second oil inlet pipe group and the second oil return pipe group are both arranged in an I shape. The middle connecting ports of the plurality of the first oil inlet pipe groups are respectively connected to the two side transverse end interfaces of the second oil inlet pipe group, and the middle connecting ports of the plurality of the first oil return pipe groups are respectively connected to the two side transverse end interfaces of the second oil return pipe group; the oil pump extracts cooling oil in the vertical pipe of the second oil return pipe group in an I shape through the first connecting pipe, and the four interfaces of the two transverse pipes in the second oil return pipe group extract cooling oil from the four groups of the second oil return pipe group in an X shape. The cooling oil in an oil return pipe group, the first oil return pipe group extracts the cooling oil in the second gap below the middle of the server through the second through hole; the cooling oil in the second oil inlet pipe group flows to the first gap above the middle of the server through multiple X-shaped first oil inlet pipe groups and the first through holes, so that the cooling oil in the cabinet can flow from the middle and upper part of each server along its side wall to the middle and lower part to form a circulation of cooling oil, so that the cooling oil in the cabinet has a diversion effect, each server can be well cooled, and the cooling efficiency of the cooling oil is improved.

[0028] 2. In the present invention, a partition is arranged between two adjacent cooling fins, a plurality of the partitions are located on one inner wall of the guide cabin, a plurality of the cooling fins are located on the other inner wall of the guide cabin, and a plurality of the cooling fins and the partitions are staggered in the guide cabin; the cooling oil in the S-shaped flow path in the guide cabin prolongs the contact area with the cooling fins, prolongs the circulation time of the cooling oil in the guide cabin, reduces the structural volume of the functional box, does not occupy the equipment installation space, and allows the cooling oil to be well cooled before flowing into the cabinet. The oil quality monitoring sensor performs real-time oil quality monitoring on the cooling oil in the circulating oil circuit to remind the staff to perform timely maintenance and replacement of the cooling oil in the cabinet.

[0029] 3. The overall structural design of the present invention is simple and clear, without any complicated design. While achieving a good cooling effect on the server, it is also convenient for the disassembly, assembly, inspection and maintenance of the equipment, which brings convenience to the operators and reduces the cost of equipment manufacturing and subsequent inspection and maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0031] Figure 1 It is a first stereoscopic diagram of an integrated modular immersion liquid cooling server circulating heat dissipation device and method of the present invention;

[0032] Figure 2A second stereoscopic diagram of an integrated modular immersion liquid cooling server circulating heat dissipation device and method of the present invention;

[0033] Figure 3 This is a front view of an integrated modular immersion liquid cooling server circulating heat dissipation device and method of the present invention;

[0034] Figure 4 A top view of an integrated modular immersion liquid cooling server circulating heat dissipation device and method of the present invention;

[0035] Figure 5 An exploded diagram of an integrated modular immersion liquid cooling server circulating heat dissipation device and method of the present invention;

[0036] Figure 6 It is a schematic diagram from another perspective of an exploded view of an integrated modular immersion liquid cooling server circulating heat dissipation device and method of the present invention;

[0037] Figure 7 It is a structural schematic diagram of an oil inlet component and an oil return component of an integrated modular immersion liquid cooling server circulating heat dissipation device and method of the present invention;

[0038] Figure 8 A cross-sectional view of an integrated modular immersion liquid cooling server circulating heat dissipation device and method of the present invention;

[0039] Fig. 9 It is a schematic diagram of the distribution of liquid inlet components on a server of an integrated modular immersion liquid cooling server circulating heat dissipation device and method of the present invention;

[0040] Fig.10 It is a schematic diagram of the structure of an oil quality monitoring sensor of an integrated modular immersion liquid cooling server circulating heat dissipation device and method of the present invention;

[0041] Fig.11 It is a partial schematic diagram of the circulation flow direction of cooling oil of an integrated modular immersion liquid cooling server circulation heat dissipation device and method of the present invention;

[0042] The corresponding component names of the various reference numerals in the figure are:

[0043] 1. Cabinet;

[0044] 2. Upper cover plate; 201. First through hole;

[0045] 3. Lower cover plate; 301. Second through hole; 302. Base;

[0046] 4. The first oil inlet pipe group; 5. The second oil inlet pipe group;

[0047] 6. The first oil return pipe group; 7. The second oil return pipe group;

[0048] 8. First connecting pipe; 9. Second connecting pipe; 10. Oil pump;

[0049] 11. Function box; 1101. Cooling fin; 1102. Partition plate;

[0050] 12. Oil quality monitoring sensor; 1201. Connecting part; 1202. Sampling head; 1203. Sample delivery connector;

[0051] 13. Server; 1301. Support angle. DETAILED DESCRIPTION

[0052] The present application is described in detail below with reference to the accompanying drawings and specific embodiments.

[0053] The following describes the implementation methods of the present application through specific examples, and those skilled in the art can easily understand other advantages and effects of the present application from the contents disclosed in this specification. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. The present application can also be implemented or applied through other different specific implementation methods, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present application. It should be noted that, in the absence of conflict, the following embodiments and the features in the embodiments can be combined with each other. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without making creative work belong to the scope of protection of the present application.

[0054] It should be noted that various aspects of the embodiments within the scope of the appended claims are described below. It should be apparent that the aspects described herein can be embodied in a wide variety of forms, and any specific structure and / or function described herein is merely illustrative. Based on the present application, it should be understood by those skilled in the art that an aspect described herein can be implemented independently of any other aspect, and two or more of these aspects can be combined in various ways. For example, any number and aspect described herein can be used to implement the device and / or practice the method. In addition, other structures and / or functionalities other than one or more of the aspects described herein can be used to implement this device and / or practice this method.

[0055] It should also be noted that the illustrations provided in the following embodiments are only schematic illustrations of the basic concept of the present application. The drawings only show components related to the present application rather than being drawn according to the number, shape and size of components in actual implementation. In actual implementation, the type, quantity and proportion of each component may be changed arbitrarily, and the component layout may also be more complicated.

[0056] Additionally, in the following description, specific details are provided to facilitate a thorough understanding of the examples. However, it will be understood by those skilled in the art that the examples can be practiced without these specific details.

[0057] The technical solutions provided by various embodiments of the present application are described below in conjunction with the accompanying drawings.

[0058] See also Figures 1 to 11 The present invention provides an integrated modular immersion liquid cooling server circulation heat dissipation device, comprising: a cabinet 1, a plurality of servers 13 are evenly distributed in the cabinet 1, a gap is formed between each two adjacent servers 13, and a support angle 1301 is provided on the server 13;

[0059] The upper cover plate 2 is provided with an oil inlet assembly, which includes a plurality of first oil inlet pipe groups 4, the plurality of first oil inlet pipe groups 4 are connected to a second oil inlet pipe group 5, a plurality of first through holes 201 are opened at equal intervals on the upper cover plate 2, the plurality of first through holes 201 are connected to the plurality of first oil inlet pipe groups 4, and the second oil inlet pipe group 5 is connected to a function box 11;

[0060] The lower cover plate 3 is provided with an oil return assembly, which includes a plurality of first oil return pipe groups 6, the plurality of first oil return pipe groups 6 are connected with a second oil return pipe group 7, a plurality of second through holes 301 are evenly spaced on the lower cover plate 3, the plurality of second through holes 301 are connected with the plurality of first oil return pipe groups 6, the second oil return pipe group 7 is connected with a first connecting pipe 8, an oil pump 10 is installed on the cabinet 1, a second connecting pipe 9 is connected between the oil pump 10 and the function box 11, and the oil pump 10 is connected with the first connecting pipe 8;

[0061] There is a first gap between the upper cover plate 2 and the upper end of the server 13 through the support angle 1301, and there is a second gap between the lower cover plate 3 and the lower end of the server 13 through the support angle 1301;

[0062] The first oil inlet pipe group 4 and the first oil return pipe group 6 are both arranged in an X shape, the second oil inlet pipe group 5 and the second oil return pipe group 7 are both arranged in an I shape, the middle connecting ports of the multiple first oil inlet pipe groups 4 are respectively connected to the lateral end interfaces on both sides of the second oil inlet pipe group 5, and the middle connecting ports of the multiple first oil return pipe groups 6 are respectively connected to the lateral end interfaces on both sides of the second oil return pipe group 7.

[0063] See also Figures 3 to 11 The axis lines of the first through hole 201 and the second through hole 301 are located on the center line of the adjacent server 13, one end of the first connecting pipe 8 is connected to the middle of the vertical pipe of the second I-shaped oil return pipe group 7, one end of the function box 11 is connected to the middle of the vertical pipe of the second I-shaped oil inlet pipe group 5, the function box 11 is installed on the upper cover plate 2, and the function box 11 is located between the two first oil inlet pipe groups 4.

[0064] See also Figures 2 to 11 The function box 11 is provided with an installation cabin and a guide cabin, wherein a plurality of P-type semiconductors and N-type semiconductors are provided in the installation cabin, wherein the plurality of P-type semiconductors and N-type semiconductors are connected with metal conductors and ceramic sheets to form a cooling end and a heat release end, wherein a plurality of cooling fins 1101 are installed at equal intervals in the guide cabin, wherein the plurality of cooling fins 1101 are connected to the cooling end of the ceramic sheet, wherein a partition 1102 is provided between two adjacent cooling fins 1101, wherein the plurality of partitions 1102 are located on an inner wall on one side of the guide cabin, wherein the plurality of cooling fins 1101 are located on an inner wall on the other side of the guide cabin, and wherein the plurality of cooling fins 1101 and the partitions 1102 are staggeredly distributed in the guide cabin.

[0065] See also Figure 4 and Fig.10 The second connecting tube 9 is detachably connected to an oil quality monitoring sensor 12, and the oil quality monitoring sensor 12 includes a connecting portion 1201 threadedly connected to the second connecting tube 9, one end of the connecting portion 1201 is connected to a sampling head 1202 located in the second connecting tube 9, and the other end of the connecting portion 1201 is provided with a sample delivery connector 1203, and a base 302 is provided at the lower end of the lower cover plate 3.

[0066] A method for integrating a modular immersion liquid cooling server circulation heat dissipation device, comprising the following steps:

[0067] S1. Add cooling oil to the cabinet 1, start the oil pump 10 through the controller, the oil pump 10 extracts the cooling oil in the vertical pipe of the second oil return pipe group 7 in an I-shape through the first connecting pipe 8, the four interfaces of the two horizontal pipes in the second oil return pipe group 7 extract the cooling oil in the four groups of the first oil return pipe group 6 in an X-shape, and the first oil return pipe group 6 extracts the cooling oil in the second gap below the middle of the server 13 through the second through hole 301;

[0068] S2. The oil pump 10 extracts the cooling oil through the first connecting pipe 8 and then delivers it to the function box 11 through the second connecting pipe 9. The cooling oil in the function box 11 is guided by the staggered partitions 1102 and the cooling fins 1101, and flows in an S-shaped oil path in the guide cabin to the I-shaped second oil inlet pipe group 5. The cooling oil in the second oil inlet pipe group 5 flows to the first gap above the middle part of the server 13 through multiple X-shaped first oil inlet pipe groups 4 and the first through hole 201, so that the cooling oil in the cabinet 1 can flow from the middle and upper part of each server 13 along its side wall to the middle and lower part.

[0069] S3. The cooling oil in the S-shaped flow path in the guide cabin extends the contact area with the cooling fins 1101, so that the cooling oil is cooled and then flows into the cabinet 1. The oil quality monitoring sensor 12 performs real-time oil quality monitoring on the cooling oil in the circulating oil path.

[0070] The same and similar parts between the various embodiments in this specification can be referenced to each other, and each embodiment focuses on the differences from other embodiments.

[0071] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art within the technical scope disclosed in the present application should be included in the protection scope of the present application. Therefore, the protection scope of the present application shall be based on the protection scope of the claims.

Claims

1. An integrated modular immersion liquid cooling server circulation heat dissipation device, characterized in that: include: A cabinet (1), wherein a plurality of servers (13) are evenly spaced and distributed in the cabinet (1), a gap is formed between each two adjacent servers (13), and a support angle (1301) is provided on the server (13); An upper cover plate (2), wherein an oil inlet assembly is arranged on the upper cover plate (2), wherein the oil inlet assembly comprises a plurality of first oil inlet pipe groups (4), wherein the plurality of first oil inlet pipe groups (4) are connected to a second oil inlet pipe group (5), wherein a plurality of first through holes (201) are arranged at equal intervals on the upper cover plate (2), wherein the plurality of first through holes (201) are connected to the plurality of first oil inlet pipe groups (4), and wherein the second oil inlet pipe group (5) is connected to a function box (11); A lower cover plate (3), wherein an oil return assembly is arranged on the lower cover plate (3), wherein the oil return assembly comprises a plurality of first oil return pipe groups (6), wherein the plurality of first oil return pipe groups (6) are connected to a second oil return pipe group (7), wherein a plurality of second through holes (301) are arranged at equal intervals on the lower cover plate (3), wherein the plurality of second through holes (301) are connected to the plurality of first oil return pipe groups (6), wherein the second oil return pipe group (7) is connected to a first connecting pipe (8), wherein an oil pump (10) is installed on the cabinet (1), wherein a second connecting pipe (9) is connected between the oil pump (10) and the function box (11), and wherein the oil pump (10) is connected to the first connecting pipe (8); A first gap exists between the upper cover plate (2) and the upper end of the server (13) through the support angle (1301), and a second gap exists between the lower cover plate (3) and the lower end of the server (13) through the support angle (1301); The first oil inlet pipe group (4) and the first oil return pipe group (6) are both arranged in an X shape, and the second oil inlet pipe group (5) and the second oil return pipe group (7) are both arranged in an I shape. The middle connecting ports of the plurality of first oil inlet pipe groups (4) are respectively connected to the transverse end interfaces on both sides of the second oil inlet pipe group (5), and the middle connecting ports of the plurality of first oil return pipe groups (6) are respectively connected to the transverse end interfaces on both sides of the second oil return pipe group (7).

2. The integrated modular immersion liquid cooling server circulation heat dissipation device according to claim 1, characterized in that: The axis lines of the first through hole (201) and the second through hole (301) are located on the center line of the adjacent server (13).

3. The integrated modular immersion liquid cooling server circulation heat dissipation device according to claim 1, characterized in that: One end of the first connecting pipe (8) is connected to the middle of the vertical pipe of the second oil return pipe group (7) in an I-shape, and one end of the function box (11) is connected to the middle of the vertical pipe of the second oil inlet pipe group (5) in an I-shape.

4. The integrated modular immersion liquid cooling server circulation heat dissipation device according to claim 1, characterized in that: The function box (11) is installed on the upper cover plate (2), and the function box (11) is located between the two first oil inlet pipe groups (4).

5. The integrated modular immersion liquid cooling server circulation heat dissipation device according to claim 4, characterized in that: The functional box (11) is provided with an installation cabin and a flow guide cabin, a plurality of P-type semiconductors and N-type semiconductors are provided in the installation cabin, the plurality of P-type semiconductors and N-type semiconductors are connected with metal conductors and ceramic sheets to form a cooling end and a heat release end, a plurality of cooling fins (1101) are installed at equal intervals in the flow guide cabin, and the plurality of cooling fins (1101) are connected to the cooling end of the ceramic sheet.

6. The integrated modular immersion liquid cooling server circulation heat dissipation device according to claim 5, characterized in that: A partition (1102) is provided between two adjacent cooling fins (1101), a plurality of the partitions (1102) are located on an inner wall on one side of the diversion cabin, a plurality of the cooling fins (1101) are located on an inner wall on the other side of the diversion cabin, and the plurality of cooling fins (1101) and the partitions (1102) are distributed in a staggered manner in the diversion cabin.

7. The integrated modular immersion liquid cooling server circulation heat dissipation device according to claim 1, characterized in that: The second connecting tube (9) is detachably connected to an oil quality monitoring sensor (12), the oil quality monitoring sensor (12) comprising a connecting portion (1201) threadedly connected to the second connecting tube (9), one end of the connecting portion (1201) being connected to a sampling head (1202) located in the second connecting tube (9), the other end of the connecting portion (1201) being provided with a sample delivery connector (1203), and a base (302) being provided at the lower end of the lower cover plate (3).

8. A method for integrating a modular immersion liquid cooling server circulation heat dissipation device, applied to the integrated modular immersion liquid cooling server circulation heat dissipation device as claimed in any one of claims 1 to 7, characterized in that: The following steps are involved: S1, adding cooling oil into the cabinet (1), starting the oil pump (10) through the controller, the oil pump (10) extracts the cooling oil in the vertical pipe of the second oil return pipe group (7) in an I-shape through the first connecting pipe (8), the four interfaces of the two horizontal pipes in the second oil return pipe group (7) extract the cooling oil in the four groups of the first oil return pipe group (6) in an X-shape, and the first oil return pipe group (6) extracts the cooling oil in the second gap at the lower middle part of the server (13) through the second through hole (301); S2, the oil pump (10) extracts cooling oil through the first connecting pipe (8) and then delivers it to the function box (11) through the second connecting pipe (9). The cooling oil in the function box (11) is guided by the staggered partitions (1102) and cooling fins (1101) and flows in an S-shaped oil path in the guide cabin to the I-shaped second oil inlet pipe group (5). The cooling oil in the second oil inlet pipe group (5) flows through a plurality of X-shaped first oil inlet pipe groups (4) and the first through hole (201) to the first gap above the middle of the server (13), so that the cooling oil in the cabinet (1) can flow from the middle and upper part of each server (13) along its side wall to the middle and lower part. S3. The cooling oil in the S-shaped flow path in the guide cabin has a longer contact area with the cooling fin (1101), so that the cooling oil is cooled and then flows into the cabinet (1). The oil quality monitoring sensor (12) performs real-time oil quality monitoring on the cooling oil in the circulating oil path.

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