Liquid cooling plate with flow compensation flow channel

Abstract

The utility model discloses a liquid cooling plate with a flow compensation flow channel, which relates to the technical field of heat dissipation and comprises a plate body, an input channel, an output connector, a second cooling channel, a second output channel, a connecting pipe, an adjustable compensation device and the like. The cooling plate has the advantages of being reasonable and simple in structure, low in production cost and convenient to install, cooling from back to front and from front to back is achieved through the first cooling channel and the second cooling channel which are arranged in a snake shape, and the overall cooling uniformity of the plate body is improved; according to the utility model, the functions are complete, when the pressure of the cooling liquid in the cooling channel I and the cooling channel II is insufficient, the cooling liquid in the input channel can compensate different positions of the cooling channel I and the cooling channel II by virtue of the adjustable compensation device, and the position of the valve core is changed by adjusting the stud to control the flow; under the action of the spring, the valve element bears different resistances to change the through flow of the valve cavity hole so as to achieve flow compensation, the stud can be fixed through the locking nut after adjustment, and therefore the cooling effect of the cooling channel is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of heat dissipation, especially to a liquid cooling plate with flow compensation flow channel. BACKGROUND

[0002] Liquid cooling plates are widely used in the field of electronic device heat dissipation, especially for the heat dissipation of high-power heat generating devices. In some specific fields, electronic devices are arranged side by side, and there is a high requirement for temperature consistency. In this case, the design of the liquid cooling plate with forked flow channels can effectively solve the heat dissipation problem. However, when the size of the liquid cooling plate is limited and the forked flow channels cannot be designed, the heat dissipation effect and temperature consistency of the electronic device are difficult to guarantee. Take the existing Chinese utility model patent with patent number CN 117693165 A for example. Although the liquid cooling plate disclosed in the patent has the function of flow compensation for the flow channel, it still has the defects of poor cooling uniformity and unsatisfactory flow compensation effect. SUMMARY

[0003] The purpose of the utility model is to provide a liquid cooling plate with flow compensation flow channel to solve the above problems and solve the problems of poor cooling uniformity and unsatisfactory flow compensation effect of the existing liquid cooling plate.

[0004] To solve the above problems, the utility model provides a technical scheme: a liquid cooling plate with flow compensation flow channel, comprising a plate body, an input channel, an input connector, a cooling channel one, an output connector, a cooling channel two, an output channel two, a connecting pipe and an adjustable compensation device; the input channel is arranged inside the left side of the plate body, and the input connector is fixedly connected to the opening at the rear side of the input channel; the output channel two is arranged inside the right side of the plate body, and the output connector is fixedly connected to the opening at the rear side of the output channel two; a plurality of cooling channels one and output channels two are arranged in the central part of the plate body; the left rear opening of the cooling channel one is connected to the rear side of the inside of the input channel, and the right front opening of the cooling channel one is connected to the front side of the inside of the output channel two; the right rear opening of the cooling channel two is connected to the rear side of the inside of the output channel two, and the left front opening of the cooling channel two is connected to the front side of the inside of the input channel through the connecting pipe; the adjustable compensation device is a plurality of, the plurality of adjustable compensation devices are arranged in a longitudinal direction and fixedly connected to the left side of the bottom surface of the plate body, the left side inlets of the plurality of adjustable compensation devices are connected to the inside of the input channel, and the right side outlets of the plurality of adjustable compensation devices are respectively connected to the left side of the inside of the corresponding cooling channel one and output channel two.

[0005] As preferred, the specific structure of the adjustable compensation device comprises an outer shell, an inner cavity, a connecting pipe one, valve cavity holes, a connecting pipe two, a valve core, a connecting rod, studs, inner hexagonal holes, sliders, springs and threaded holes; the outer shell is internally provided with the inner cavity in the center; the connecting pipe one is arranged at the left lower opening of the inner cavity; the valve cavity holes are a plurality of, which are horizontally arranged and arranged at the right lower side of the inner cavity, the lower openings of the valve cavity holes are provided with the connecting pipe two, and the valve core is movably connected inside the valve cavity hole; the threaded holes are a plurality of, which are arranged at the upper side of the corresponding valve cavity hole, and the threaded holes are arranged inside the right upper side of the outer shell; the studs are a plurality of, which are connected with the corresponding threaded holes, and the inner hexagonal holes are arranged at the upper center of the studs; the sliders are a plurality of, which are movably connected at the central inner part of the corresponding studs, the connecting rods are fixedly connected at the lower center of the sliders, the upper center of the valve core is fixedly connected with the connecting rod, and the springs are arranged between the bottom surface of the slider and the lower center of the inner part of the corresponding stud.

[0006] As preferred, the upper side of the valve core is a conical surface.

[0007] As preferred, the upper side of the stud is provided with a locking nut, and the bottom surface of the locking nut is connected with the right upper side of the outer shell.

[0008] As preferred, the cooling channel one and the cooling channel two are both arranged in a snake shape.

[0009] The utility model discloses have the advantages that (1) the utility model has the characteristics of reasonable simple structure, low production cost and convenient installation, through the snake shape arrangement of the cooling channel one and the cooling channel two, the cooling from back to front and from front to back is realized respectively, and the uniformity of the overall cooling of the plate body is improved.

[0010] (2) the utility model has complete functions, when the cooling liquid pressure in the cooling channel one and the cooling channel two is insufficient, the cooling liquid in the input channel can be compensated to different positions of the cooling channel one and the cooling channel two through the adjustable compensation device, the flow is controlled by adjusting the stud to change the valve core position, the valve core changes the valve cavity hole flow under the action of the spring to realize the flow compensation, and after adjusting, the locking nut can be used to fix the stud, thereby improving the cooling effect of the cooling channel. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is a structural schematic view of the utility model.

[0012] Figure 2 It is a structural schematic view of the adjustable compensation device.

[0013] 1-plate body; 2-input channel; 3-input joint; 4-cooling channel one; 5-output joint; 6-cooling channel two; 7-output channel two; 8-connection pipe; 9-adjustable compensation device; 91-outer shell; 92-inner cavity; 93-connection pipe one; 94-valve cavity hole; 95-connection pipe two; 96-valve core; 97-connection rod; 98-stud; 99-internal hexagonal hole; 910-slider; 911-spring; 912-thread hole. DETAILED DESCRIPTION

[0014] As Figure 1 shown, the specific embodiment adopts the following technical scheme: a liquid cooling plate with flow compensation flow channel, comprising a plate body 1, an input channel 2, an input joint 3, a cooling channel one 4, an output joint 5, a cooling channel two 6, an output channel two 7, a connection pipe 8 and an adjustable compensation device 9; the input channel 2 is arranged inside the left side of the plate body 1, and the input joint 3 is fixedly connected to the opening at the rear side of the input channel 2; the output channel two 7 is arranged inside the right side of the plate body 1, and the output joint 5 is fixedly connected to the opening at the rear side of the output channel two 7; a plurality of cooling channel one 4 and output channel two 7 are arranged inside the center of the plate body 1; the left rear side opening of the cooling channel one 4 is connected to the rear side inside of the input channel 2, and the right front side opening of the cooling channel one 4 is connected to the front side inside of the output channel two 7; the right rear side opening of the cooling channel two 6 is connected to the rear side inside of the output channel two 7, and the left front side opening of the cooling channel two 6 is connected to the front side inside of the input channel 2 through the connection pipe 8; the adjustable compensation device 9 is arranged in a plurality, and the plurality of adjustable compensation devices 9 are arranged in longitudinal arrangement and fixedly connected to the left side of the bottom surface of the plate body 1; the left side inlets of the plurality of adjustable compensation devices 9 are connected to the inside of the input channel 2, and the right side outlets of the plurality of adjustable compensation devices 9 are respectively connected to the left side inside of the corresponding cooling channel one 4 and output channel two 7.

[0015] As Figure 2As shown, the specific structure of the adjustable compensation device 9 includes a shell 91, an inner cavity 92, a connecting pipe one 93, valve cavity holes 94, a connecting pipe two 95, a valve core 96, a connecting rod 97, studs 98, inner hexagonal holes 99, sliders 910, springs 911 and threaded holes 912; the inner cavity 92 is arranged in the center of the shell 91; the connecting pipe one 93 is arranged at the left lower side opening of the inner cavity 92; the valve cavity holes 94 are arranged at the right lower side of the inner cavity 92; the connecting pipe two 95 is arranged at the lower opening of the valve cavity hole 94; the valve core 96 is movably connected to the inner cavity 94; the threaded holes 912 are arranged at the upper side of the valve cavity hole 94; the studs 98 are connected to the threaded holes 912; the inner hexagonal holes 99 are arranged at the upper side of the studs 98; the sliders 910 are movably connected to the inner cavity 98; the connecting rod 97 is arranged at the lower side of the slider 910; the spring 911 is arranged between the slider 910 and the stud 98.

[0016] Wherein, the upper side of the valve core 96 is a conical surface; the stud 98 is provided with a locking nut, and the bottom surface of the locking nut is connected to the upper right side of the shell 91; the cooling channel one 4 and the cooling channel two 6 are arranged in a snake shape.

[0017] The utility model discloses a use state for: the utility model has simple and reasonable structure, low in production cost, convenient to install, complete function, when using, first cooling liquid flows into the input passageway 2 of the left side of the plate body 1 from the input joint 3, in the input passageway 2, a part of cooling liquid directly flows into cooling passageway two 6 through the connecting pipe 8, and cooling passageway two 6 is serpentine arrangement, and cooling liquid exchanges heat with the plate body 1 when flowing in it, and takes away heat, and then cooling liquid flows into the inside rear side of output passageway two 7 from the right rear side opening of cooling passageway two 6, thereby meeting the need of cooling the plate body 1 from front to back, and another part of cooling liquid flows into cooling passageway one 4, and cooling passageway one 4 is serpentine arrangement and can enhance the heat exchange effect with the plate body 1, and then cooling liquid flows into the inside front side of output passageway two 7 from the right front side opening of cooling passageway one 4, thereby meeting the need of cooling the plate body 1 from back to front, and the above cooling mode improves the uniformity of the overall cooling of the plate body 1, and the cooling liquid after heat exchange flows out from the output joint 5, and when the cooling liquid pressure in cooling passageway one 4 and cooling passageway two 6 is insufficient, the cooling liquid in the input passageway 2 will compensate different positions of cooling passageway one 4 and cooling passageway two 6, thereby improving the cooling effect of cooling passageway one 4 and cooling passageway two 6, and when compensating specifically, first the cooling liquid in the input passageway 2 flows into several adjustable compensation devices 9, in the adjustable compensation device 9, the cooling liquid enters the inner cavity 92 from the connecting pipe one 93, and the cooling liquid in the inner cavity 92 tries to enter the corresponding cooling passageway one 4 and cooling passageway two 6 through the valve cavity hole 94 under the action of pressure, the valve core 96 is movably connected in the valve cavity hole 94, the upper side of the valve core 96 is a conical surface, the position of the valve core 96 in the valve cavity hole 94 can be changed through the adjusting stud 98, thereby controlling the flow of the cooling liquid, when rotating the adjusting stud 98, the valve core 96 will be subjected to different resistance correspondingly under the action of the spring 911, thereby changing the flow capacity of the valve cavity hole 94, and achieving flow compensation, after adjusting, the adjusting stud 98 can be fixed through the locking nut on the upper side of the adjusting stud 98 to prevent loosening.

[0018] The control mode of the utility model is controlled through manual starting or through existing automation technology, and the wiring diagram of the power element and the provision of the power supply belong to the common knowledge in the art, and the utility model is mainly used for protecting mechanical devices, so the control mode and wiring arrangement of the utility model will not be explained in detail.

[0019] In the description of the utility model, it is understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inner", "front", "central", "both ends" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.

[0020] In the utility model, unless otherwise explicitly specified and limited, the terms "mounting", "setting", "connecting", "fixing", "screw connection" and the like should be understood broadly, for example, can be fixed connection, can also be detachable connection, or integrated; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements or the interaction relationship of two elements, unless otherwise explicitly limited, the person skilled in the art can understand the specific meaning of the above terms in the utility model according to the specific circumstances.

[0021] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above, and the person skilled in the art should understand that the utility model is not limited by the above embodiments, the above embodiments and the description in the specification are only to illustrate the principle of the utility model, under the premise of not departing from the spirit and scope of the utility model, the utility model will also have various changes and improvements, these changes and improvements all fall within the scope of the claimed utility model, and the scope of protection of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A liquid cold plate having a flow-compensating flow channel, characterized by: It include plate body (1), input channel (2), input joint (3), cooling channel one (4), output joint (5), cooling channel two (6), output channel two (7), connecting pipe (8) and adjustable compensation device (9). The input channel (2) is arranged in the left side of the plate body (1), and the input joint (3) is fixedly connected to the rear opening of the input channel (2). The output channel two (7) is arranged in the right side of the plate body (1), and the output joint (5) is fixedly connected to the rear opening of the output channel two (7). A plurality of cooling channel one (4) and output channel two (7) are arranged in the central part of the plate body (1). The left rear opening of the cooling channel one (4) is connected to the rear side of the input channel (2), and the right front opening of the cooling channel one (4) is connected to the front side of the output channel two (7). The right rear opening of the cooling channel two (6) is connected to the rear side of the output channel two (7), and the left front opening of the cooling channel two (6) is connected to the front side of the input channel (2) through the connecting pipe (8). The adjustable compensation device (9) is arranged in the left side of the bottom surface of the plate body (1), and the left inlet of the adjustable compensation device (9) is connected to the inside of the input channel (2).

2. The liquid cold plate with flow-compensating flow channels of claim 1, wherein: The specific structure of the adjustable compensation device (9) includes an outer shell (91), an inner cavity (92), a connecting pipe one (93), a valve cavity hole (94), a connecting pipe two (95), a valve core (96), a connecting rod (97), a stud (98), an inner hexagonal hole (99), a sliding block (910), a spring (911) and a threaded hole (912). The outer shell (91) is provided with an inner cavity (92) in the central part. The connecting pipe one (93) is arranged at the left lower opening of the inner cavity (92). The valve cavity hole (94) is arranged in the right lower side of the inner cavity (92), and the connecting pipe two (95) is arranged at the lower opening of the valve cavity hole (94). The threaded hole (912) is arranged above the valve cavity hole (94), and the stud (98) is connected to the threaded hole (912). The stud (98) is arranged above the valve cavity hole (94), and the threaded hole (912) is connected to the threaded hole (912). A plurality of sliding blocks (910) are movably connected in the central interiors of corresponding studs (98), the lower sides of the central interiors of the plurality of sliding blocks (910) are fixedly connected with connecting rods (97), the bottoms of the connecting rods (97) are fixedly connected with the upper sides of the central interiors of corresponding valve cores (96), and the bottoms of the plurality of sliding blocks (910) are movably connected with the lower sides of the central interiors of corresponding studs (98).

3. The liquid cold plate with flow compensated flow channels of claim 2, wherein: The upper side of the valve core (96) is a conical surface.

4. The liquid cold plate with flow compensated flow channels of claim 2, wherein: The upper side of the stud (98) is externally provided with a locking nut, and the bottom of the locking nut is connected with the upper side of the outer shell (91).

5. The liquid cold plate with flow compensated flow channels of claim 1, wherein: The cooling channel one (4) and the cooling channel two (6) are both in a serpentine shape.

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