CN115016623A

CN115016623A - Liquid cooling box

Info

Publication number: CN115016623A
Application number: CN202210953294.4A
Authority: CN
Inventors: 白瑞晨; 林子杰
Original assignee: Lanyang Ningbo Technology Co ltd
Current assignee: Lanyang Ningbo Technology Co ltd
Priority date: 2022-08-10
Filing date: 2022-08-10
Publication date: 2022-09-06
Anticipated expiration: 2042-08-10
Also published as: CN115016623B

Abstract

The invention provides a liquid cooling box, relates to the technical field of liquid cooling equipment, and aims to solve the problems that the sealing performance of the existing liquid cooling box at a wire outlet position is poor, and the use requirement of the liquid cooling box cannot be met. The sealing structure comprises a liquid cooling cavity, a sealing box and a switching circuit board installed on the sealing box, wherein a mounting port is formed in the cavity wall of the liquid cooling cavity, the sealing box is matched with the mounting port, a through hole for communicating the inside and the outside of the liquid cooling cavity is formed in the sealing box, the switching circuit board is arranged in the through hole and the sealing through hole, one surface of the switching circuit board facing the inside of the liquid cooling cavity can be electrically connected with a main board inside the liquid cooling cavity, and one surface of the switching circuit board facing the outside of the liquid cooling cavity is provided with a plurality of electronic plugs. The invention ensures that the liquid cooling box body has better sealing performance at the wire outlet position, and meets the use requirement of the liquid cooling box body.

Description

Liquid cooling box

Technical Field

The invention relates to the technical field of liquid cooling equipment, in particular to a liquid cooling box body.

Background

In the working process of the computer host, more heat can be generated, and in order to prevent the hardware from being damaged due to overhigh temperature, the hardware is generally required to be radiated. At present, the commonly used heat dissipation methods are air-cooled heat dissipation and liquid-cooled heat dissipation, and the liquid-cooled heat dissipation has a better effect, so the heat dissipation method is widely applied.

However, the sealing performance of the existing liquid cooling box body at the outlet and outlet positions is poor, and the use requirement of the liquid cooling box body cannot be met.

Disclosure of Invention

The invention aims to provide a liquid cooling box body, and aims to solve the technical problems that the sealing performance of the existing liquid cooling box body at a wire outlet position is poor, and the use requirement of the liquid cooling box body cannot be met.

The liquid cooling box body comprises a liquid cooling cavity, a sealing box and a switching circuit board arranged on the sealing box, wherein a mounting opening is formed in the cavity wall of the liquid cooling cavity, the sealing box is matched with the mounting opening, a through hole for communicating the inside and the outside of the liquid cooling cavity is formed in the sealing box, the switching circuit board is arranged in the through hole and seals the through hole, one surface, facing the inside of the liquid cooling cavity, of the switching circuit board can be electrically connected with a main board in the liquid cooling cavity, and a plurality of electronic plugs are arranged on one surface, facing the outside of the liquid cooling cavity, of the switching circuit board.

Furthermore, the sealing box comprises an abutting section and a threaded section which are sequentially arranged along the direction of the central line of the sealing box, the abutting section abuts against the inner surface of the cavity wall, and the threaded section penetrates through the mounting opening and protrudes out of the outer surface of the cavity wall; the liquid cooling box body further comprises a locking nut, and the locking nut is in threaded connection with a part of the threaded section, which protrudes from the outer part of the cavity wall.

Further, the conflict section be used for with the one side of conflict section butt, perhaps, the chamber wall be used for with the one side of conflict section butt has seted up the seal groove, the seal groove encircles the through-hole sets up, just the seal groove holds the sealing washer.

Furthermore, one of the interference section and the cavity wall is provided with a positioning notch, the other of the interference section and the cavity wall is provided with a positioning boss, and the positioning boss is matched with the positioning notch.

Further, the screw thread section deviates from one side of the liquid cooling cavity is provided with a tool notch, the tool notch is used for being matched with a tool to limit relative rotation between the sealing box and the liquid cooling cavity, and the axis of the relative rotation is parallel to the central line of the through hole.

Further, the liquid cooling cavity has an open top, the liquid cooling box further comprises a cover body for closing the open top, a pressure relief hole is formed in the cover body, and a sealing plug is arranged in the pressure relief hole in an openable or closed mode.

Further, the switching circuit board is installed on the sealing box through a threaded connection piece, and/or the liquid cooling cavity is of an integrally formed structure, and/or the switching circuit board seals the through hole through a potting process or a casting process.

Furthermore, the seal box is provided with a plurality of threaded holes, the switching circuit board is provided with connecting holes opposite to the plurality of threaded holes, and the threaded connecting piece penetrates through the connecting holes and is connected with the corresponding threaded holes in a rotating mode.

Furthermore, the switching circuit board is a hard circuit board, one surface of the hard circuit board facing the inside of the liquid cooling cavity is provided with a plurality of electronic plug connectors, and the electronic plug connectors are used for being electrically connected with the mainboard; or, the switching circuit board is a flexible circuit board, the flexible circuit board comprises a connecting disc and a plurality of wiring belts, the connecting disc is used for being connected with the sealing box, and the wiring belts are used for being electrically connected with the mainboard.

Further, the seal box is provided with a plurality of water holes of crossing, cross the water hole intercommunication the inside and the outside of liquid cooling cavity, just it all is provided with threaded connection portion along the both ends of its hole axis to cross the water hole, threaded connection portion is used for with coupling threaded connection.

The liquid cooling box body has the beneficial effects that:

the sealing box is arranged at the mounting opening formed in the cavity wall, and the sealing box is matched with the mounting opening to seal the mounting opening; meanwhile, the switching circuit board is arranged at the through hole of the sealing box, the switching circuit board is used for realizing the circuit switching between the inside and the outside of the liquid cooling cavity, and the sealing effect of the switching circuit board on the through hole can ensure the effective isolation between the inside and the outside of the liquid cooling cavity.

Therefore, when the switching circuit board is used for realizing switching between the inside and the outside of the liquid cooling cavity, effective sealing of the liquid cooling cavity can be realized, and effective isolation between the inside and the outside of the liquid cooling cavity is ensured, so that the liquid cooling box body also has better sealing performance at the outgoing line position, and the use requirement of the liquid cooling box body is met.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic diagram of an external structure of a liquid cooling tank according to an embodiment of the present invention;

fig. 2 is a partial view of a liquid cooling box according to an embodiment of the present invention, which is exploded at a power outlet;

FIG. 3 is a partial view of a liquid cooling tank according to an embodiment of the present invention, mainly showing a power outlet structure;

fig. 4 is a first structural schematic diagram of a sealing box in which a liquid-cooled box is disposed at a power outlet according to an embodiment of the present invention;

fig. 5 is a second schematic structural diagram of the sealing box, provided in the embodiment of the present invention, in which the liquid cooling box is disposed at the power outlet;

fig. 6 is a partial diagram illustrating a structure of a liquid-cooling tank body at an Input/Output (IO) outlet according to an embodiment of the present invention is exploded;

fig. 7 is a partial view of a liquid cooling box according to an embodiment of the present invention, mainly showing an IO outlet structure;

fig. 8 is a first structural schematic diagram of a sealing box in which a liquid-cooled box is disposed at an IO outlet according to an embodiment of the present invention;

fig. 9 is a second schematic structural diagram of the sealing box, provided in the embodiment of the present invention, in which the liquid cooling box is disposed at the IO outlet.

Description of reference numerals:

100-a liquid-cooled chamber; 200-sealing box; 300-a main board; 400-a locking nut; 500-a cover body; 600-pipe joint; 700-a box body; 800-wire outlet cover;

110-chamber walls; 120-a mounting port; 130-positioning the boss; 140-open top;

210-a collision segment; 211-sealing groove; 212-a positioning notch; 220-a thread section; 221-tooling gap; 230-a threaded hole; 240-water through hole; 250-a through hole;

310-a rigid circuit board; 320-flexible circuit board; 321-a connecting disc; 322-a wiring tape; 330-an electronic plug; 340-connection hole; 350-electronic plug connector;

510-pressure relief vent.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Fig. 1 is a schematic diagram of an external structure of a liquid cooling tank provided in this embodiment. As shown in fig. 1, the embodiment provides a liquid cooling box, which includes a liquid cooling chamber 100, and a main board 300 (not shown in fig. 1) disposed inside the liquid cooling chamber 100 for dissipating heat and cooling by the liquid cooling chamber 100. Specifically, the liquid cooling box is provided with power outlet and IO outlet (not shown in fig. 1), wherein, power outlet is used for drawing forth the power cord, and the IO outlet is used for drawing forth input cable and output cable, and power outlet and IO outlet all are sealed state to guarantee the normal work of liquid cooling box.

In the following text, the structure at the power outlet and the structure at the IO outlet will be described separately in two embodiments.

Example one

In this embodiment, a structure of the power outlet is described, and a hard Circuit Board 310 is disposed at the power outlet, where the hard Circuit Board 310 is a Printed Circuit Board (PCB).

Fig. 2 is a partial view of the liquid-cooling box body according to this embodiment illustrating a structure exploded at a power outlet, and fig. 3 is a partial view of the liquid-cooling box body according to this embodiment illustrating a structure of the power outlet. As shown in fig. 2 and fig. 3, the liquid cooling box further includes a sealing box 200 and a hard circuit board 310 installed on the sealing box 200, a mounting port 120 is provided on the cavity wall 110 of the liquid cooling cavity 100, at this time, the mounting port 120 serves as a power outlet, the sealing box 200 is adapted to the mounting port 120, a through hole 250 communicating the inside and the outside of the liquid cooling cavity 100 is provided on the sealing box 200, the hard circuit board 310 is disposed in the through hole 250 and seals the through hole 250, wherein one surface of the hard circuit board 310 facing the inside of the liquid cooling cavity 100 can be electrically connected to a main board 300 inside the liquid cooling cavity 100, and one surface of the hard circuit board 310 facing the outside of the liquid cooling cavity 100 is provided with a plurality of electronic plugs 330. The surface of the hard circuit board 310 facing the inside of the liquid cooling chamber 100 is provided with a plurality of electronic connectors 350, and the electronic connectors 350 are used for electrically connecting with the motherboard 300.

Therefore, when the hard circuit board 310 is used for realizing the switching between the internal circuit and the external circuit of the liquid cooling cavity 100 and ensuring the smooth outgoing of the power supply, the effective sealing of the liquid cooling cavity 100 can be realized at the position of the power supply outlet, and the effective isolation between the internal circuit and the external circuit of the liquid cooling cavity 100 is ensured, so that the liquid cooling box body has better sealing performance at the position of the outgoing line of the power supply, and the use requirement of the liquid cooling box body is met.

In this embodiment, the phrase "the sealing case 200 is fitted to the mounting port 120" means that: the sealing box 200 can seal the edge of the mounting opening 120 after being mounted to the mounting opening 120.

Fig. 4 is a first structural schematic diagram of the sealing box 200 provided in this embodiment and having the liquid-cooling box disposed at the power outlet. Referring to fig. 2 and fig. 4, in the present embodiment, the sealing box 200 includes an interference section 210 and a threaded section 220 sequentially disposed along a central line direction thereof, specifically, the interference section 210 abuts against an inner surface of the cavity wall 110, and the threaded section 220 is disposed through the mounting opening 120 and protrudes out of an outer surface of the cavity wall 110; the liquid-cooled tank further includes a locking nut 400, the locking nut 400 being threadably connected to the threaded section 220 at a location projecting from the exterior of the chamber wall 110.

The interference section 210 abuts against the inner surface of the cavity wall 110, so that the interference section 210 which is tightly attached to the periphery of the mounting opening 120 is sealed with the inner surface of the cavity wall 110, and the purpose of sealing the mounting opening 120 is achieved; meanwhile, the sealing box 200 and the hard circuit board 310 arranged on the sealing box are convenient to detach from the cavity wall 110 of the liquid cooling cavity 100 for maintenance. In addition, the form of fixing the sealing box 200 by using the threaded connection has the advantages of simple structure, reliable fixing and easy realization.

In this embodiment, the collision section 210 is configured to be abutted against the cavity wall 110, and has a sealing groove 211, specifically, the sealing groove 211 is disposed around the through hole 250, and the sealing ring is accommodated in the sealing groove 211.

Set up the seal groove 211 that encircles through-hole 250 and set up through the one side that is used for with chamber wall 110 butt in conflict section 210, and set up the sealing washer in seal groove 211, make seal box 200 after being fixed by locking nut 400, the conflict section 210 of seal box 200 passes through the inseparable butt of sealing washer and chamber wall 110, the laminating compactness of conflict section 210 and chamber wall 110 has been improved, thereby improved the reliability to installing port 120 edge seal, avoid the inside liquid of liquid cooling cavity 100 to pass through the outside leakage in clearance between screw thread section 220 and the installing port 120.

In addition, the sealing groove 211 is not weakened in the structural strength of the liquid cooling chamber 100 in the manner of opening the sealing box 200.

In other embodiments, the sealing groove 211 may be opened on a surface of the cavity wall 110 for abutting against the abutting section 210, so that the sealing ring is accommodated in the sealing groove 211 of the cavity wall 110, and this arrangement can also serve the purpose of sealing the edge of the mounting opening 120.

Referring to fig. 2 and fig. 4, in the present embodiment, the abutting section 210 is provided with a positioning notch 212, the cavity wall 110 is provided with a positioning boss 130, and the positioning boss 130 is matched with the positioning notch 212. This setting can realize the location to before the sealed box 200 assembles to improve sealed box 200's assembly efficiency.

In this embodiment, the abutting section 210 is provided with two positioning notches 212, the two positioning notches 212 are opposite to each other along the radial direction of the sealing box 200, correspondingly, the cavity wall 110 is provided with two positioning bosses 130, and the two positioning bosses 130 are respectively matched with the two positioning notches 212 in a one-to-one correspondence manner. This setting can realize the centering to seal box 200, improves seal box 200's assembly precision.

In other embodiments, the positioning notch 212 may be disposed on the cavity wall 110 of the liquid-cooled cavity 100, and the positioning boss 130 may be disposed on the abutting section 210, which can also serve the purpose of positioning the sealing box 200.

Referring to fig. 2 and 4, in the present embodiment, a tool notch 221 is formed on a surface of the threaded section 220 away from the liquid cooling chamber 100, and specifically, the tool notch 221 is used to cooperate with a tool to limit the relative rotation between the sealing box 200 and the liquid cooling chamber 100, wherein the axis of the relative rotation is parallel to the central line of the through hole 250.

When the seal box 200 is assembled, the positioning notch 212 arranged on the seal box 200 may be directly opposite to the positioning boss 130 arranged on the cavity wall 110, and then the thread section 220 of the seal box 200 passes through the mounting hole 120 of the cavity wall 110, and the seal box 200 is positioned by the matching of the positioning notch 212 and the positioning boss 130; thereafter, the locking nut 400 is threaded onto the portion of the threaded segment 220 that protrudes from the exterior of the cavity wall 110. In the process of screwing the locking nut 400, the rotation of the sealing box 200 relative to the liquid cooling cavity 100 is limited by the matching of the tool and the tool notch 221, so that the locking nut 400 can be screwed in place smoothly.

During the above assembling process of the seal box 200, the rotation of the seal box 200 is limited by the cooperation of the tool and the tool notch 221, so that the positioning notch 212 and the positioning boss 130 engaged therewith are not substantially loaded during screwing the locking nut 400, that is: the liquid cooling cavity 100 is basically not loaded in the assembling process of the seal box 200, so that the damage of the liquid cooling cavity 100 caused by over-load is avoided, and the liquid cooling cavity 100 is protected to a certain extent.

In this embodiment, the number of the tooling notches 221 is two, and the two tooling notches 221 are opposite to each other in the radial direction of the seal box 200.

In this embodiment, the hard circuit board 310 is mounted to the sealing case 200 by a screw connector. This setting can guarantee the joint strength of stereoplasm circuit board 310 and seal box 200, reduces the risk that stereoplasm circuit board 310 drops from seal box 200.

Fig. 5 is a second schematic structural diagram of the sealing box 200 provided in the embodiment where the liquid-cooling box is disposed at the power outlet. Referring to fig. 2 and 4 in combination with fig. 5, in the present embodiment, the sealing box 200 is provided with a plurality of threaded holes 230, the hard circuit board 310 is provided with connecting holes 340 opposite to the plurality of threaded holes 230, and a threaded connector (not shown) passes through the connecting holes 340 and is screwed to the corresponding threaded holes 230. This arrangement of the screw hole 230 to the sealing case 200 is easy to implement.

In this embodiment, the sealing box 200 is provided with four threaded holes 230, the four threaded holes 230 are circumferentially spaced around the through hole 250, correspondingly, the hard circuit board 310 is provided with four connecting holes 340, and the four connecting holes 340 are respectively disposed in one-to-one correspondence with the four threaded holes 230.

Specifically, the sealing box 200 is provided with four threaded posts, each provided with the above-described threaded hole 230.

In this embodiment, the rigid circuit board 310 seals the through-hole 250 by a potting process. After the hard circuit board 310 is mounted at the through hole 250 of the sealing box 200 by using the screw connector, the hard circuit board 310 is finally assembled to the sealing box 200 by using the potting process.

When the hard circuit board 310 is potted, the electronic plug 330 and the electronic plug 350 on both sides of the hard circuit board 310 are exposed.

In other embodiments, the sealing of the through hole 250 between the rigid circuit board 310 and the sealing case 200 may also be achieved through a fusion casting process.

Referring to fig. 2, in the present embodiment, the liquid cooling chamber 100 is an integrated structure. That is, the liquid-cooled chamber 100 is a structural member integrally formed in a mold. This setting not only can improve the structural strength of liquid cooling cavity 100, moreover, can also simplify the assembly flow of liquid cooling cavity 100 to improve the assembly efficiency of this embodiment liquid cooling box.

Referring to fig. 2, fig. 4 and fig. 5, in the present embodiment, the sealing box 200 is provided with a plurality of water through holes 240, specifically, the water through holes 240 communicate the inside and the outside of the liquid cooling chamber 100, and two ends of the water through holes 240 along the hole axis thereof are provided with threaded connection portions, wherein the threaded connection portions are used for being in threaded connection with the pipe joint 600.

In use, the pipe joint 600 may be connected by using the screw connection portions at both ends of the water passing hole 240 to supply and discharge water to and from the liquid cooling chamber 100 through the pipe joint 600. Through this setting for set up in the seal box 200 of power outlet department has the function of being qualified for the next round of competitions and business turn over water concurrently, makes the liquid cooling box all keep better sealing performance in the position of being qualified for the next round of competitions and going out water.

In this embodiment, the number of the water through holes 240 is two, and the two water through holes 240 are oppositely arranged along the radial direction of the sealing box 200. Of course, the number and the arrangement position of the water through holes 240 can be adjusted according to design requirements.

Referring to fig. 4 and 5, in the present embodiment, two ends of the water through hole 240 are provided with internal threads, and correspondingly, the portion of the pipe joint 600 connected to the water through hole 240 is provided with external threads. Specifically, the pipe joint 600 is an externally threaded pagoda joint.

Referring to fig. 2 and fig. 3, in the embodiment, the liquid-cooled chamber 100 has an opening 140 at the top, and the liquid-cooled tank further includes a cover 500 for closing the opening 140 at the top, wherein the cover 500 is provided with a pressure relief hole 510, and the pressure relief hole 510 is provided with a sealing plug for opening or closing.

Through the arrangement, when the internal pressure of the liquid cooling cavity 100 is large, the pressure relief hole 510 is opened by using the sealing plug, so that the pressure is relieved for the liquid cooling cavity 100. The method specifically comprises the following steps: when the liquid cooling box body is used, immersion liquid generates heat under the action of the electric element, so that air in the liquid cooling cavity 100 is heated, the liquid cooling cavity 100 expands, pressure in the liquid cooling cavity 100 can be released through pressure release, and the safety of the liquid cooling box body in the use process is improved; the following steps are repeated: when the liquid cooling cavity 100 is transported and not used, the sealing plug can be opened, and the liquid cooling cavity 100 is decompressed.

Referring to fig. 1, in the embodiment, the liquid-cooled tank further includes a tank 700, and specifically, the liquid-cooled cavity 100 is fixedly connected to the tank 700, and the tank 700 supports and fixes the liquid-cooled cavity 100.

Referring to fig. 1, in the present embodiment, the liquid-cooled tank may further include an outlet cover 800, wherein the outlet cover 800 is covered on the IO outlet.

Example two

In this embodiment, a structure at the IO outlet is described, and a Flexible Circuit board 320 is disposed at the IO outlet, wherein the Flexible Circuit board 320 is a Flexible Printed Circuit (FPC) board; the IO outlet and the power outlet are respectively disposed on a set of opposite sidewalls of the liquid cooling chamber 100.

It should be noted that, in the following text, only the difference between the structure of the IO outlet and the structure of the power outlet in the first embodiment is described, and other parts not described are referred to the structure description of the power outlet in the first embodiment.

Fig. 6 is a partial view of the liquid cooling box according to this embodiment, which is exploded at the IO outlet. As shown in fig. 6, the adapting circuit board is a flexible circuit board 320, and the flexible circuit board 320 includes a connecting pad 321 and a plurality of connecting strips 322, wherein the connecting pad 321 is used for connecting with the sealing box 200, and the plurality of connecting strips 322 are used for electrically connecting with the motherboard 300. That is, the connection hole 340 for connecting the flexible circuit board 320 with the sealing case 200 is opened at the connection pad 321, and the flexible circuit board 320 is sealed with the sealing case 200 at the connection pad 321 through a potting process.

Through the arrangement, when the flexible circuit board 320 is utilized to realize the switching between the internal part and the external circuit of the liquid cooling cavity 100 and ensure the smooth outgoing of the IO port, the liquid cooling cavity 100 can be effectively sealed at the position of the IO port, the effective isolation between the internal part and the external part of the liquid cooling cavity 100 is ensured, the liquid cooling box body also has better sealing performance at the position of the IO port, and the use requirement of the liquid cooling box body is met.

Fig. 7 is a partial view of the liquid cooling box according to this embodiment, mainly showing the structure of the IO outlet. As shown in fig. 7, in the assembled state, the flexible circuit board 320 is located inside the liquid cooling chamber 100.

Fig. 8 is a first structural schematic diagram of the sealing box 200 provided in the embodiment where the liquid cooling box is disposed at the IO outlet. Referring to fig. 6 and fig. 7 in combination with fig. 8, in the present embodiment, the through hole 250 in the middle of the sealing box 200 is substantially rectangular for exposing the electronic plug 330 connected to the flexible circuit board 320.

Fig. 9 is a second structural schematic diagram of the sealing box 200 provided in the embodiment where the liquid cooling box is disposed at the IO outlet. As shown in fig. 9, the sealing case 200 is used for the screw hole 230 connected to the flexible circuit board 320, which is obtained by tapping directly at the sealing case 200.

In this embodiment, the IO outlet is only used for signal input/output, and the sealing box 200 disposed therein may not be provided with the water through hole 240.

Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.

Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

In the above embodiments, descriptions of orientations such as "upper", "lower", "inner", "outer", "side", and the like are shown based on the drawings.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a liquid cooling box, its characterized in that, including liquid cooling cavity (100), seal box (200) and install in the adaptor circuit board of seal box (200), installing port (120) have been seted up in chamber wall (110) of liquid cooling cavity (100), seal box (200) with installing port (120) adaptation, the intercommunication has been seted up in seal box (200) inside and outside through-hole (250) of liquid cooling cavity (100), the adaptor circuit board set up in through-hole (250) and sealed through-hole (250), wherein, the adaptor circuit board orientation the inside one side of liquid cooling cavity (100) can with mainboard (300) electricity inside liquid cooling cavity (100) is connected, the adaptor circuit board orientation the outside one side of liquid cooling cavity (100) is provided with a plurality of electronic plug (330).

2. The liquid-cooled tank as claimed in claim 1, wherein the sealing box (200) comprises an interference section (210) and a threaded section (220) sequentially arranged along a central line direction thereof, the interference section (210) abuts against an inner surface of the chamber wall (110), and the threaded section (220) is inserted into the mounting opening (120) and protrudes from an outer surface of the chamber wall (110); the liquid cooling box body further comprises a locking nut (400), and the locking nut (400) is in threaded connection with a part, protruding from the outer part of the cavity wall (110), of the threaded section (220).

3. The liquid cooling tank of claim 2, wherein a sealing groove (211) is formed in a surface of the abutting section (210) abutting against the cavity wall (110), or a surface of the cavity wall (110) abutting against the abutting section (210), the sealing groove (211) is disposed around the through hole (250), and a sealing ring is accommodated in the sealing groove (211).

4. The liquid-cooled tank of claim 2, wherein one of the interference section (210) and the chamber wall (110) is provided with a positioning notch (212), and the other of the interference section (210) and the chamber wall (110) is provided with a positioning boss (130), wherein the positioning boss (130) is matched with the positioning notch (212).

5. The liquid cooling box of claim 2, wherein a tool notch (221) is formed in a surface of the threaded section (220) facing away from the liquid cooling cavity (100), the tool notch (221) is used for being matched with a tool to limit relative rotation between the seal box (200) and the liquid cooling cavity (100), and an axis of the relative rotation is parallel to a central line of the through hole (250).

6. The liquid-cooled tank of claim 1, wherein the liquid-cooled chamber (100) has an open top (140), the liquid-cooled tank further comprises a cover (500) for closing the open top (140), the cover (500) is provided with a pressure relief hole (510), and the pressure relief hole (510) is provided with a sealing plug for opening or closing.

7. The liquid-cooled tank of claim 1, wherein the adapter circuit board is mounted to the sealing box (200) by a threaded connection, and/or wherein the liquid-cooled chamber (100) is of an integrally formed construction, and/or wherein the adapter circuit board seals the through-hole (250) by a potting process or a fusion-casting process.

8. The liquid-cooled tank of claim 7, wherein the sealing box (200) has a plurality of threaded holes (230), the adapter circuit board has a plurality of connecting holes (340) opposite to the plurality of threaded holes (230), and the threaded connector passes through the connecting holes (340) and is screwed into the corresponding threaded holes (230).

9. The liquid-cooled tank body according to any one of claims 1 to 8, wherein the adapter circuit board is a rigid circuit board (310), a plurality of electronic connectors (350) are arranged on one surface of the rigid circuit board (310) facing the inside of the liquid-cooled chamber body (100), and the electronic connectors (350) are used for being electrically connected with the mainboard (300); or, the switching circuit board is a flexible circuit board (320), the flexible circuit board (320) comprises a connecting disc (321) and a plurality of wiring strips (322), the connecting disc (321) is used for being connected with the sealing box (200), and the wiring strips (322) are used for being electrically connected with the mainboard (300).

10. The liquid-cooled tank as claimed in claim 9, wherein the sealing box (200) has a plurality of water holes (240), the water holes (240) communicate the interior and exterior of the liquid-cooled chamber (100), and the water holes (240) have threaded portions at both ends along the axis of the holes, the threaded portions being adapted to be threadedly connected to the pipe joints (600).