Liquid cooling cabinet and liquid cooling system

Abstract

The utility model provides a liquid cooling cabinet and a liquid cooling system, the liquid cooling cabinet comprises a cooling box, a cabinet shell, a liquid inlet pipeline and a liquid discharge pipeline, the cooling box is arranged in the cabinet shell, and the inflow end of the liquid inlet pipeline and the outflow end of the liquid discharge pipeline are both located outside the cabinet shell. The outflow end of the liquid inlet pipeline and the inflow end of the liquid drainage pipeline both communicate with the interior of the cooling box, the liquid drainage pipeline comprises a collecting pipe and a flow guide pipe which are sequentially connected in the direction from the inflow end to the outflow end of the liquid drainage pipeline, and the first end of the collecting pipe is connected with the side wall of the cooling box and forms the inflow end of the liquid drainage pipeline; the first end of the flow guide pipe communicates with the second end of the collecting pipe, and the second end of the flow guide pipe is located at the bottom of the cooling box. According to the utility model, the liquid inlet pipeline extends from the back surface of the liquid-cooled cabinet to the bottom of the liquid-cooled cabinet, and the outflow end of the liquid inlet pipeline can directly pass through the bottom of the liquid-cooled cabinet to be connected with the looped network pipeline on the front surface, so that the occupied area of the liquid-cooled cabinet is reduced, and meanwhile, the front surface structure of the liquid-cooled cabinet can be conveniently maintained.

Description

TECHNICAL FIELD

[0001] The utility model relates to liquid cooling equipment technical field, specifically, relate to a liquid cooling cabinet and a liquid cooling system including the liquid cooling cabinet. BACKGROUND

[0002] In the electrical industry, in order to deal with the heat generated in the operation of intelligent equipment, electronic devices and part mechanical structure, usually need to set up cooling system in the cabinet, real time the redundant heat is dissipated, to avoid the heat in the cabinet internal accumulation, influence equipment operation smoothness and production operation safety.

[0003] Liquid cooling cabinet replaces traditional air cooling through liquid cooling, can significantly reduce the cooling system energy consumption, compared with the air cooling cabinet liquid cooling cabinet can reduce about 40% of the power consumption, and, the efficiency of taking away heat using cooling liquid is also much greater than the air cooling efficiency, more suitable for server heat dissipation and other need high efficiency heat dissipation scene, in addition, liquid cooling system usually needs less fan, compared with air cooling scheme can effectively reduce the noise pollution.

[0004] Liquid cooling cabinet usually includes cooling box, liquid inlet pipe and liquid outlet pipe, wherein the liquid inlet pipe is used to supply cooling liquid to the cooling box, and the liquid outlet pipe is used to extract the cooling liquid in the cooling box, so as to circulate the low-temperature cooling liquid into the cooling box, continuously cooling the equipment (such as server) in the cooling box, in order to avoid affecting the instruments and maintenance structure on the front of the liquid cooling cabinet, the pipeline (such as liquid outlet pipe) connected to the side of the cooling box is usually connected to the back of the liquid cooling cabinet, however, for the convenience of maintenance and management, the ring network pipeline for supplying liquid to multiple liquid cooling cabinets in the liquid cooling system is usually arranged on the front of the liquid cooling cabinet, resulting in that the pipeline on the back of the liquid cooling cabinet needs to be connected through the left and right sides of the cabinet to the front, thereby causing the liquid cooling cabinet to occupy a large area, and the pipelines on both sides will also form an obstacle during maintenance, affecting the maintenance efficiency.

[0005] Therefore, how to provide a liquid cooling cabinet with small area and convenient maintenance has become a technical problem to be solved in the field. UTILITY MODEL CONTENTS

[0006] The utility model aims at solving one of the technical problems in the related art to some extent, and for this purpose, the utility model provides a liquid cooling cabinet and a liquid cooling system including the liquid cooling cabinet, which has small area and is convenient to maintain.

[0007] To achieve the above object, as one aspect of the utility model, provide a kind of liquid cooling cabinet, including cooling box, cabinet shell, liquid inlet pipeline and liquid outlet pipeline, the cooling box is arranged in the cabinet shell, the inflow end of the liquid inlet pipeline and the outflow end of the liquid outlet pipeline are located outside the cabinet shell, the outflow end of the liquid inlet pipeline and the inflow end of the liquid outlet pipeline are communicated with the inside of the cooling box, the liquid outlet pipeline includes manifold and flow guide pipe connected in turn along the direction from the inflow end to the outflow end of the liquid outlet pipeline, the first end of the manifold is connected with the side wall of the cooling box and is formed as the inflow end of the liquid outlet pipeline, the first end of the flow guide pipe is communicated with the second end of the manifold, and the second end of the flow guide pipe is located at the bottom of the cooling box.

[0008] Optionally, the second end of the flow guide pipe is formed as the outflow end of the liquid outlet pipeline.

[0009] Optionally, the liquid outlet pipeline further includes outflow flange, the outflow flange is fixed to the second end of the flow guide pipe and is arranged around the flow guide pipe.

[0010] Optionally, the outflow flange has a plurality of outflow mounting holes distributed around the flow guide pipe.

[0011] Optionally, the inflow end of the liquid inlet pipeline is located at the bottom of the cooling box.

[0012] Optionally, the liquid outlet pipeline includes a plurality of the manifold, and the first ends of the plurality of the manifold are distributed in a horizontal direction.

[0013] Optionally, the plurality of the manifold has a consistent length along the extension direction thereof.

[0014] Optionally, the liquid outlet pipeline further includes a flow collection pipe, a first flange and a second flange, the second ends of the plurality of the manifold are communicated with the flow collection pipe, the first flange is fixed to one end of the flow collection pipe and is arranged around the flow collection pipe, the second flange is fixed to the first end of the flow guide pipe and is arranged around the flow guide pipe, and the first flange and the second flange are assembled and connected to keep the first end of the flow guide pipe communicated with the flow collection pipe.

[0015] Optionally, the first flange has a plurality of first mounting holes distributed around the flow collection pipe, the second flange has a plurality of second mounting holes distributed around the flow guide pipe, the positions of the plurality of the first mounting holes correspond to the positions of the plurality of the second mounting holes one by one, and the first flange and the second flange are assembled and connected through mounting fasteners passing through the plurality of the first mounting holes and the corresponding second mounting holes.

[0016] Optionally, the mounting fastener is a bolt.

[0017] Optionally, the manifold extends along a horizontal direction and passes through the cabinet shell, and the first flange is fixed to one end of the manifold outside the cabinet shell.

[0018] Optionally, the flow guide pipe comprises a vertical connecting section and a horizontal connecting section, a top end of the vertical connecting section is communicated with the manifold, a bottom end of the vertical connecting section is lower than the cabinet shell in height, the bottom end of the vertical connecting section is communicated with the horizontal connecting section, and the horizontal connecting section extends from one side to another side of the cabinet shell.

[0019] Optionally, the top end of the vertical connecting section is gradually curved from bottom to top to extend in the same direction as the manifold.

[0020] Optionally, the outflow end of the liquid inlet pipeline is connected with the bottom wall of the cooling box, and the outflow end of the liquid inlet pipeline is located in a central region of the bottom wall of the cooling box.

[0021] The flow guide pipe further comprises an avoiding section, the avoiding section extends along a horizontal direction, and the avoiding section is connected between the vertical connecting section and the horizontal connecting section.

[0022] Optionally, the bottom end of the vertical connecting section is gradually curved from top to bottom to extend in the same direction as the avoiding section.

[0023] Optionally, the avoiding section and the horizontal connecting section are connected in a circular arc transition manner.

[0024] Optionally, the liquid inlet pipeline comprises a liquid inlet horizontal pipe and a liquid inlet vertical pipe, a first end of the liquid inlet horizontal pipe is formed as an inflow end of the liquid inlet pipeline, a second end of the liquid inlet horizontal pipe is connected with a first end of the liquid inlet vertical pipe, a second end of the liquid inlet vertical pipe is formed as an outflow end of the liquid inlet pipeline, and the liquid inlet horizontal pipe is arranged in the same direction as the horizontal connecting section.

[0025] Optionally, the liquid inlet pipeline further comprises an inflow flange, the inflow flange is fixed to the first end of the liquid inlet horizontal pipe and arranged around the liquid inlet horizontal pipe.

[0026] Optionally, the inflow flange is provided with a plurality of inflow mounting holes distributed around the liquid inlet horizontal pipe.

[0027] Optionally, the liquid discharge pipeline is arranged on the pipe arrangement side of the cooling box, the cooling box comprises a containing section, a transition section and a flared section connected in sequence from bottom to top, the size of the flared section is larger than that of the containing section, the horizontal projection of the flared section on the pipe arrangement side exceeds the horizontal projection of the containing section, the transition section has an inclined side wall connected between the containing section and the flared section on the pipe arrangement side, the included angle between the inclined side wall and the horizontal plane is greater than 0° and less than 90°, and the inflow end of the liquid discharge pipeline is fixedly connected with the inclined side wall.

[0028] Optionally, the included angle between the inclined side wall and the horizontal plane is 45°.

[0029] Optionally, the liquid cooling cabinet further comprises a base, the base is fixedly arranged on the bottom of the cooling box and the cabinet shell, and the inflow end of the liquid inlet pipeline and the outflow end of the liquid discharge pipeline are located in the base.

[0030] Optionally, the base comprises a box support frame, a shell support frame and a plurality of support vertical rods, the shell support frame is arranged outside the box support frame, the box support frame is supported on the bottom of the cooling box, the shell support frame is supported on the bottom of the cabinet shell, and the top ends of the plurality of support vertical rods are fixedly connected with the box support frame and the shell support frame.

[0031] Optionally, the liquid cooling cabinet further comprises an overflow structure and an overflow pipeline, the overflow structure is arranged in the cooling box, the overflow structure has an overflow port for liquid inflow, the height of the overflow port corresponds to the top position of the cooling box, the inflow end of the overflow pipeline is in communication with the overflow port, and the outflow end of the overflow pipeline penetrates through the bottom wall of the cooling box.

[0032] Optionally, the cabinet shell comprises a side shell, a top cover and a hinge structure, the side shell surrounds the cooling box, the manifold is located between the outer side wall of the cooling box and the inner side wall of the side shell, the top cover is hingedly connected with the side shell through the hinge structure and can selectively close the top opening of the side shell.

[0033] Optionally, the cabinet shell further comprises a plurality of maintenance door plates, one side of the side shell has a plurality of maintenance openings, the manifold and the plurality of maintenance openings are respectively located on opposite sides of the cooling box, the maintenance door plates are hingedly connected with the side shell and can selectively close the maintenance openings.

[0034] Optionally, the material of the maintenance door plate is transparent material.

[0035] As a second aspect of the utility model, provide a kind of liquid cooling system, the liquid cooling system includes ring network pipeline and at least one liquid cooling cabinet provided by the utility model, the inflow end of liquid inlet pipeline and the outflow end of liquid outlet pipeline in the liquid cooling cabinet are communicated with the ring network pipeline, the ring network pipeline is used to supply liquid to the inflow end of the liquid inlet pipeline, and liquid is received by the outflow end of the liquid outlet pipeline.

[0036] Optionally, the liquid cooling system further includes a walking platform, the height of the walking platform corresponds to the bottom of the cabinet shell, the walking platform has at least one avoiding opening, the liquid cooling cabinet is contained in the avoiding opening, and the ring network pipeline is located below the walking platform.

[0037] In the liquid cooling cabinet and the liquid cooling system provided by the utility model, the liquid outlet pipeline includes a collecting pipe and a flow guide pipe, one side of the cooling box connected with the collecting pipe is the back side of the liquid cooling cabinet, the collecting pipe is connected to the back of the cooling box, and the second end of the flow guide pipe downstream of the collecting pipe is located at the bottom of the cooling box, so that the liquid inlet pipeline extends from the back of the liquid cooling cabinet to the bottom of the liquid cooling cabinet, the outflow end of the liquid inlet pipeline can directly pass through the bottom of the liquid cooling cabinet and be connected with the ring network pipeline in the front of the liquid cooling cabinet, without occupying the space around the liquid cooling cabinet, thereby reducing the floor area of the liquid cooling cabinet and ensuring economic benefits. Meanwhile, the flow guide pipe and other structures located at the bottom will not hinder the maintenance of the front structure of the liquid cooling cabinet, thereby improving the convenience of maintaining the liquid cooling cabinet. BRIEF DESCRIPTION OF DRAWINGS

[0038] The utility model will be further described below in conjunction with the drawings:

[0039] Figure 1 is the front structure schematic diagram of the liquid cooling cabinet provided by the utility model embodiment;

[0040] Figure 2 is Figure 1 the back structure schematic diagram of the liquid cooling cabinet in the utility model;

[0041] Figure 3 is the structure schematic diagram of the liquid cooling cabinet hidden cabinet shell provided by the utility model embodiment;

[0042] Figure 4 is Figure 3 the back structure schematic diagram of the liquid cooling cabinet in the utility model;

[0043] Figure 5 is the partial structure schematic diagram of the liquid cooling cabinet provided by the utility model embodiment;

[0044] Figure 6 is Figure 5 the back structure schematic diagram of the structure in the utility model;

[0045] Figure 7 Figure 1 is a structural schematic diagram of a liquid cooling system according to an embodiment of the present application.

[0046] Mark explanation:

[0047] Cooling box 100; cabinet shell 200; side shell 210; maintenance door plate 211; top cover 220; hinge structure 230; liquid inlet pipeline 300; liquid inlet cross pipe 310; liquid inlet vertical pipe 320; inflow flange 330; liquid outlet pipeline 400; flow collecting pipe 410; flow guide pipe 420; vertical connecting section 421; horizontal connecting section 422; avoiding section 423; outflow flange 430; flow collecting pipe 441; first flange 442; second flange 443; base 500; box body support frame 510; shell support frame 520; support vertical rod 530; overflow pipeline 600; ring network pipeline 10; walking platform 20; inclined side wall a. DETAILED DESCRIPTION

[0048] The embodiments of the present application will be described in detail below, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. Based on the embodiments in the embodiments, it is intended to explain the present application, and cannot be understood as a limitation of the present application.

[0049] In this specification, "one embodiment" or "an embodiment" or "example" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the present application. The appearance of the phrase "in one embodiment" in various locations in the specification is not necessarily all referring to the same embodiment.

[0050] To solve the above technical problems, as one aspect of the present application, a liquid cooling cabinet is provided, as shown in Figures 1 to 4 The liquid cooling cabinet comprises a cooling box 100, a cabinet shell 200, a liquid inlet pipeline 300 and a liquid outlet pipeline 400, the cooling box 100 is arranged in the cabinet shell 200, the inflow end of the liquid inlet pipeline 300 and the outflow end of the liquid outlet pipeline 400 are located outside the cabinet shell 200, the outflow end of the liquid inlet pipeline 300 and the inflow end of the liquid outlet pipeline 400 are in communication with the inside of the cooling box 100, the liquid outlet pipeline 400 comprises a flow collecting pipe 410 and a flow guide pipe 420 connected in turn along the direction from the inflow end to the outflow end of the liquid outlet pipeline 400, the first end of the flow collecting pipe 410 is connected with the side wall of the cooling box 100 and forms the inflow end of the liquid outlet pipeline 400, the first end of the flow guide pipe 420 is in communication with the second end of the flow collecting pipe 410, and the second end of the flow guide pipe 420 is located at the bottom of the cooling box 100.

[0051] In the liquid-cooled cabinet provided by this utility model, the drain pipe 400 includes a manifold 410 and a guide pipe 420. The side of the cooling box 100 connected to the manifold 410 is the back side of the liquid-cooled cabinet. The manifold 410 is connected to the back of the cooling box 100, and the second end of the guide pipe 420 downstream of the manifold 410 is located at the bottom of the cooling box 100, thus... Figures 1 to 6 As shown, the liquid inlet pipe 300 extends from the back of the liquid-cooled cabinet to the bottom. The outlet end of the liquid inlet pipe 300 can directly pass through the bottom of the liquid-cooled cabinet and connect to the ring network pipe 10 on the front of the liquid-cooled cabinet, without occupying space around the liquid-cooled cabinet, thus reducing the footprint of the liquid-cooled cabinet and ensuring economic efficiency. At the same time, the structure such as the guide pipe 420 located at the bottom will not hinder the staff from maintaining the front structure of the liquid-cooled cabinet, thereby improving the convenience of maintenance of the liquid-cooled cabinet.

[0052] As an optional embodiment of this utility model, such as Figure 5 As shown, the second end of the guide pipe 420 is formed as the outlet end of the drain pipe 400.

[0053] As an optional embodiment of this utility model, such as Figure 5 , Figure 6 As shown, the drain pipe 400 also includes an outlet flange 430, which is fixed to the second end of the guide pipe 420 and arranged around the guide pipe 420.

[0054] As an optional embodiment of this utility model, such as Figure 5 As shown, the outlet flange 430 has multiple outlet mounting holes distributed around the guide tube 420 to facilitate connection with other pipe fittings by fasteners such as bolts passing through the outlet mounting holes.

[0055] As an optional embodiment of this utility model, such as Figures 1 to 6 As shown, the inlet end of the liquid inlet pipe 300 is located at the bottom of the cooling tank 100.

[0056] As a preferred embodiment of this utility model, such as Figure 5 As shown, the drain pipe 400 includes multiple manifolds 410, the first ends of which are distributed in a horizontal direction. That is, the drain pipe 400 has multiple inlet ends distributed in a horizontal direction, so that coolant can be drawn out from multiple locations in the middle of the cooling tank 100 to ensure the temperature consistency of each location in the cooling tank 100.

[0057] As a preferred embodiment of this utility model, such as Figure 5As shown, the plurality of collecting pipes 410 are consistent in length along the self-extending direction, so that the fluid path length of discharging cooling liquid at each position in the cooling tank 100 is consistent, further ensuring the consistency of temperature at each position in the cooling tank 100.

[0058] As an optional embodiment of the utility model, as shown in Figure 5 As shown, the liquid discharge pipeline 400 further comprises a collecting pipe 441, a first flange 442 and a second flange 443, the second ends of the plurality of collecting pipes 410 are communicated with the collecting pipe 441, the first flange 442 is fixed to one end of the collecting pipe 441 and is arranged around the collecting pipe 441, the second flange 443 is fixed to the first end of the flow guide pipe 420 and is arranged around the flow guide pipe 420, and the first flange 442 and the second flange 443 are assembled and connected to keep the first end of the flow guide pipe 420 communicated with the collecting pipe 441.

[0059] As an optional embodiment of the utility model, as shown in Figure 5 As shown, the first flange 442 has a plurality of first mounting holes distributed around the collecting pipe 441, the second flange 443 has a plurality of second mounting holes distributed around the flow guide pipe 420, the positions of the plurality of first mounting holes and the positions of the plurality of second mounting holes are one-to-one corresponding, and the first flange 442 and the second flange 443 are assembled and connected through the mounting fasteners passing through the plurality of first mounting holes and the corresponding second mounting holes.

[0060] As an optional embodiment of the utility model, the mounting fastener is a bolt.

[0061] As an optional embodiment of the utility model, as shown in Figure 2 As shown, the collecting pipe 441 extends along the horizontal direction and passes through the cabinet shell 200, and the first flange 442 is fixed to one end of the collecting pipe 441 located outside the cabinet shell 200.

[0062] As an optional embodiment of the utility model, as shown in Figure 4 As shown, the flow guide pipe 420 comprises a vertical connecting section 421 and a horizontal connecting section 422, the top end of the vertical connecting section 421 is communicated with the collecting pipe 410, the bottom end of the vertical connecting section 421 is lower than the cabinet shell 200 in height, the bottom end of the vertical connecting section 421 is communicated with the horizontal connecting section 422, and the horizontal connecting section 422 extends along the direction from the side (i.e. the back) connected by the cooling tank 100 and the collecting pipe 410 to the other side (i.e. the front).

[0063] As an optional embodiment of the utility model, as shown in Figure 4 As shown, the top end of the vertical connecting section 421 is gradually curved from bottom to top to extend in the same direction with the collecting pipe 441, that is, the vertical connecting section 421 and the collecting pipe 441 are connected in arc transition.

[0064] As an optional embodiment of the utility model, as shown in Figure 4 The outflow end of the liquid inlet pipeline 300 is connected with the bottom wall of the cooling box 100, and the outflow end of the liquid inlet pipeline 300 is located in the central region of the bottom wall of the cooling box 100.

[0065] The flow guide pipe 420 further comprises an avoiding section 423, the avoiding section 423 extends along the horizontal direction, and the avoiding section 423 is connected between the vertical connecting section 421 and the horizontal connecting section 422, so that the horizontal connecting section 422 can be staggered horizontally with the liquid inlet pipeline 300 through the avoiding section 423, thereby achieving that the vertical connecting section 421 and the liquid inlet pipeline 300 are both arranged at the intermediate position along the back of the cooling box 100, and improving the uniformity of the flow field of the cooling liquid flowing from the liquid inlet pipeline 300 into the cooling box 100 and the flow field of the cooling liquid flowing from the cooling box 100 to the outflow end of the liquid inlet pipeline 300 along the circumference.

[0066] As an optional embodiment of the utility model, as shown in Figure 4 The bottom end of the vertical connecting section 421 is gradually curved downward to extend in the same direction as the avoiding section 423, that is, the vertical connecting section 421 and the avoiding section 423 are connected in arc transition.

[0067] As an optional embodiment of the utility model, as shown in Figure 4 The avoiding section 423 and the horizontal connecting section 422 are connected in arc transition.

[0068] As an optional embodiment of the utility model, as shown in Figure 5 The liquid inlet pipeline 300 comprises a liquid inlet horizontal pipe 310 and a liquid inlet vertical pipe 320, the first end of the liquid inlet horizontal pipe 310 is formed as the inflow end of the liquid inlet pipeline 300, the second end of the liquid inlet horizontal pipe 310 is connected with the first end of the liquid inlet vertical pipe 320, the second end of the liquid inlet vertical pipe 320 is formed as the outflow end of the liquid inlet pipeline 300, and the liquid inlet horizontal pipe 310 is arranged in the same direction as the horizontal connecting section 422.

[0069] As an optional embodiment of the utility model, as shown in Figure 5 The liquid inlet pipeline 300 further comprises an inflow flange 330, the inflow flange 330 is fixed to the first end of the liquid inlet horizontal pipe 310 and is arranged around the liquid inlet horizontal pipe 310.

[0070] As an optional embodiment of the utility model, as shown in Figure 5 The inflow flange 330 has a plurality of inflow mounting holes distributed around the liquid inlet horizontal pipe 310, so as to be connected with other pipe fittings through bolts and other fasteners.

[0071] As a preferred embodiment of the utility model, as shown in Figures 4 to 6As shown in the drawings, the liquid drainage pipeline 400 is arranged on the pipe arrangement side (i.e. the back) of the cooling box 100, and the cooling box 100 comprises a containing section, a transition section and a flared section connected in sequence from bottom to top, the size of the flared section is larger than that of the containing section, the horizontal projection of the flared section on the pipe arrangement side exceeds the horizontal projection of the containing section, the transition section has an inclined side wall a connected between the containing section and the flared section on the pipe arrangement side, and the included angle a between the inclined side wall a and the horizontal plane is greater than 0° and less than 90°; the inflow end of the liquid drainage pipeline 400 is fixedly connected with the inclined side wall a.

[0072] It can be understood that the containing section of the bottom needs to be appropriately retracted on the back to leave space for arranging the liquid drainage pipeline 400, and the flared section above the inflow end of the liquid drainage pipeline 400 can exceed the containing section on the back, so that a step is generated at the position of the inflow end of the liquid drainage pipeline 400, and in the embodiment of the utility model, the flared section and the containing section are connected through the inclined side wall a, the inclination angle of the inclined side wall a is between 0° and 90°, so that a larger operation space is provided for the connection between the inflow end of the liquid drainage pipeline 400 and the outer wall of the cooling box 100, and compared with the direct connection between the liquid drainage pipeline 400 and the vertical plane or the horizontal plane, the inclined side wall a in the embodiment of the utility model is more convenient for fixedly connecting with the liquid drainage pipeline 400, and full welding connection of the inflow end of the liquid drainage pipeline 400 with the inclined side wall a can be realized.

[0073] As an optional embodiment of the utility model, as shown in the drawings, Figure 6 The included angle a between the inclined side wall a and the horizontal plane is 45°.

[0074] As an optional embodiment of the utility model, as shown in the drawings, Figures 1 to 4 As shown in the drawings, the liquid cooling cabinet further comprises a base 500, the base 500 is fixedly arranged on the bottom of the cooling box 100 and the cabinet shell 200, and the inflow end of the liquid inlet pipeline 300 and the outflow end of the liquid drainage pipeline 400 are located in the base 500.

[0075] As an optional embodiment of the utility model, as shown in the drawings, Figures 3 to 4 As shown in the drawings, the base 500 comprises a box support frame 510, a shell support frame 520 and a plurality of support vertical rods 530, the shell support frame 520 is arranged on the outer side of the box support frame 510, the box support frame 510 is supported on the bottom of the cooling box 100, the shell support frame 520 is supported on the bottom of the cabinet shell 200, and the top ends of the plurality of support vertical rods 530 are fixedly connected with the box support frame 510 and the shell support frame 520.

[0076] As an optional embodiment of the utility model, as shown in the drawings, Figures 1 to 4As shown in the figure, the liquid cooling cabinet further comprises an overflow structure and an overflow pipeline 600, the overflow structure is arranged in the cooling box 100, the overflow structure has an overflow port for liquid inflow, the height of the overflow port corresponds to the top position of the cooling box 100, the inflow end of the overflow pipeline 600 is in communication with the overflow port, and the outflow end of the overflow pipeline 600 penetrates through the bottom wall of the cooling box 100.

[0077] As an optional embodiment of the utility model, as shown in the figure, Figures 1 to 4 As shown in the figure, the cabinet shell 200 comprises a side shell 210, a top cover 220 and a hinge structure 230, the side shell 210 surrounds the four sides of the cooling box 100, the collecting pipe 410 is located between the outer side wall of the cooling box 100 and the inner side wall of the side shell 210, the top cover 220 is hingedly connected with the side shell 210 through the hinge structure 230, and can selectively close the top opening of the side shell 210, that is, the top of the cabinet shell 200 has the top cover 220 that can be turned open, thereby facilitating the taking and placing of electronic equipment such as servers.

[0078] As an optional embodiment of the utility model, as shown in the figure, Figure 1 As shown in the figure, the cabinet shell 200 further comprises a plurality of maintenance door plates 211, one side of the side shell 210 has a plurality of maintenance openings, the collecting pipe 410 and the plurality of maintenance openings are located on opposite sides of the cooling box 100 respectively, the maintenance door plate 211 is hingedly connected with the side shell 210, and can selectively close the maintenance opening, so as to facilitate the operator to open the maintenance door plate 211 and take and place tools in the cabinet shell 200, or check the instrument display inside the cabinet shell 200.

[0079] As an optional embodiment of the utility model, the material of the maintenance door plate 211 is transparent material.

[0080] As a second aspect of the utility model, a liquid cooling system is provided, as shown in the figure, Figure 7 As shown in the figure, the liquid cooling system comprises a ring network pipeline 10 and the liquid cooling cabinet provided by the utility model, the inflow end of the liquid inlet pipeline 300 and the outflow end of the liquid outlet pipeline 400 in the liquid cooling cabinet are in communication with the ring network pipeline 10, the ring network pipeline 10 is used for supplying liquid to the inflow end of the liquid inlet pipeline 300, and receiving liquid from the outflow end of the liquid outlet pipeline 400.

[0081] As an optional embodiment of the utility model, as shown in the figure, Figure 7As shown, the liquid cooling system further comprises a walking platform 20, the height of the walking platform 20 corresponds to the bottom of the cabinet shell 200, the walking platform 20 has at least one avoiding opening, the liquid cooling cabinet is accommodated in the avoiding opening, the looped pipeline 10 is located below the walking platform 20, the walking platform 20 can be used for the operator to walk, so that the operator opens the maintenance door plate 211, the top cover 220 and other structures on the front of the liquid cooling cabinet and performs the maintenance operation, and the inlet pipeline 300 and the outlet pipeline 400 are connected with the looped pipeline 10 below the walking platform 20.

[0082] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited to this, and those skilled in the art should understand that the present application includes but is not limited to the contents described in the drawings and the above specific embodiment. Any modification without deviating from the function and structural principle of the present application will be included in the scope of the claims.

Claims

1. A liquid cooling cabinet, comprising a cooling box (100), a cabinet shell (200), a liquid inlet pipeline (300) and a liquid outlet pipeline (400), the cooling box (100) is arranged in the cabinet shell (200), the inflow end of the liquid inlet pipeline (300) and the outflow end of the liquid outlet pipeline (400) are located outside the cabinet shell (200), and the outflow end of the liquid inlet pipeline (300) and the inflow end of the liquid outlet pipeline (400) are in communication with the inside of the cooling box (100), characterized in that, The drain pipeline (400) comprises a collecting pipe (410) and a flow guide pipe (420) connected in sequence along the direction from the inflow end to the outflow end of the drain pipeline (400), the first end of the collecting pipe (410) is connected with the side wall of the cooling box (100) and forms the inflow end of the drain pipeline (400), the first end of the flow guide pipe (420) is communicated with the second end of the collecting pipe (410), and the second end of the flow guide pipe (420) is located at the bottom of the cooling box (100).

2. The liquid-cooled cabinet of claim 1, wherein, The drain pipeline (400) comprises a plurality of collecting pipes (410), and the first ends of the plurality of collecting pipes (410) are distributed along the horizontal direction.

3. The liquid-cooled cabinet of claim 2, wherein, The drain pipeline (400) further comprises a flow collecting pipe (441), a first flange (442) and a second flange (443), the second ends of the plurality of collecting pipes (410) are communicated with the flow collecting pipe (441), the first flange (442) is fixed to one end of the flow collecting pipe (441) and arranged around the flow collecting pipe (441), the second flange (443) is fixed to the first end of the flow guide pipe (420) and arranged around the flow guide pipe (420), and the first flange (442) and the second flange (443) are assembled and connected to keep the first end of the flow guide pipe (420) communicated with the flow collecting pipe (441).

4. The liquid-cooled cabinet of any of claims 1 to 3, wherein, The flow guide pipe (420) comprises a vertical connecting section (421) and a horizontal connecting section (422), the top end of the vertical connecting section (421) is communicated with the collecting pipe (410), the bottom end of the vertical connecting section (421) is lower than the cabinet shell (200) in height, the bottom end of the vertical connecting section (421) is communicated with the horizontal connecting section (422), and the horizontal connecting section (422) extends along the direction from one side to the other side where the cooling box (100) is connected with the collecting pipe (410).

5. The liquid-cooled cabinet of claim 4, wherein, The outflow end of the liquid inlet pipeline (300) is connected with the bottom wall of the cooling box (100), and the outflow end of the liquid inlet pipeline (300) is located in the central region of the bottom wall of the cooling box (100). The flow guide pipe (420) further comprises an avoiding section (423) extending along the horizontal direction, and the avoiding section (423) is connected between the vertical connecting section (421) and the horizontal connecting section (422).

6. The liquid-cooled cabinet of claim 5, wherein, The liquid inlet pipeline (300) comprises a liquid inlet horizontal pipe (310) and a liquid inlet vertical pipe (320), the first end of the liquid inlet horizontal pipe (310) forms the inflow end of the liquid inlet pipeline (300), the second end of the liquid inlet horizontal pipe (310) is connected with the first end of the liquid inlet vertical pipe (320), the second end of the liquid inlet vertical pipe (320) forms the outflow end of the liquid inlet pipeline (300), and the liquid inlet horizontal pipe (310) is arranged in the same direction as the horizontal connecting section (422).

7. The liquid-cooled cabinet of any of claims 1 to 3, wherein, The liquid discharge pipeline (400) is arranged on the pipe arrangement side of the cooling box (100), the cooling box (100) comprises a containing section, a transition section and a flared section connected in sequence from bottom to top, the size of the flared section is larger than that of the containing section, the horizontal projection of the flared section on the pipe arrangement side exceeds the horizontal projection of the containing section, the transition section has an inclined side wall (a) connected between the containing section and the flared section on the pipe arrangement side, the included angle (a) between the inclined side wall (a) and the horizontal plane is greater than 0° and less than 90°; the inflow end of the liquid discharge pipeline (400) is fixedly connected with the inclined side wall (a).

8. The liquid-cooled cabinet of claim 7, wherein, The included angle (a) between the inclined side wall (a) and the horizontal plane is 45°.

9. The liquid-cooled cabinet of any of claims 1 to 3, wherein, The liquid cooling cabinet further comprises a base (500), the base (500) is fixedly arranged on the bottom of the cooling box (100) and the cabinet shell (200), and the inflow end of the liquid inlet pipeline (300) and the outflow end of the liquid discharge pipeline (400) are located in the base (500).

10. A liquid cooling system, characterized by, The liquid cooling system comprises a ring network pipeline (10) and at least one liquid cooling cabinet according to any one of claims 1 to 9, the inflow end of the liquid inlet pipeline (300) and the outflow end of the liquid discharge pipeline (400) in the liquid cooling cabinet are in communication with the ring network pipeline (10), the ring network pipeline (10) is used for supplying liquid to the inflow end of the liquid inlet pipeline (300) and receiving liquid from the outflow end of the liquid discharge pipeline (400).

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