CN111624470A - Cooling circulation system of LED cold and hot impact machine - Google Patents

Cooling circulation system of LED cold and hot impact machine Download PDF

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Publication number
CN111624470A
CN111624470A CN202010601815.0A CN202010601815A CN111624470A CN 111624470 A CN111624470 A CN 111624470A CN 202010601815 A CN202010601815 A CN 202010601815A CN 111624470 A CN111624470 A CN 111624470A
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CN
China
Prior art keywords
cooling
cooling liquid
cold
circulating device
heat dissipation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010601815.0A
Other languages
Chinese (zh)
Inventor
郑巧瑜
王旭飞
庞尔跃
邹军
石明明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Yingtou Energy Technology Co ltd
Shanghai Institute of Technology
Original Assignee
Shanghai Yingtou Energy Technology Co ltd
Shanghai Institute of Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai Yingtou Energy Technology Co ltd, Shanghai Institute of Technology filed Critical Shanghai Yingtou Energy Technology Co ltd
Priority to CN202010601815.0A priority Critical patent/CN111624470A/en
Publication of CN111624470A publication Critical patent/CN111624470A/en
Pending legal-status Critical Current

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28—Testing of electronic circuits, e.g. by signal tracer
    • G01R31/2851—Testing of integrated circuits [IC]
    • G01R31/2855—Environmental, reliability or burn-in testing
    • G01R31/2872—Environmental, reliability or burn-in testing related to electrical or environmental aspects, e.g. temperature, humidity, vibration, nuclear radiation
    • G01R31/2874—Environmental, reliability or burn-in testing related to electrical or environmental aspects, e.g. temperature, humidity, vibration, nuclear radiation related to temperature
    • G01R31/2877—Environmental, reliability or burn-in testing related to electrical or environmental aspects, e.g. temperature, humidity, vibration, nuclear radiation related to temperature related to cooling
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
    • H05K7/20263—Heat dissipaters releasing heat from coolant
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
    • H05K7/20272—Accessories for moving fluid, for expanding fluid, for connecting fluid conduits, for distributing fluid, for removing gas or for preventing leakage, e.g. pumps, tanks or manifolds

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

The invention discloses a cooling circulation system of an LED cold and hot impact machine, which comprises a cold machine workbench, a cooling liquid circulation device, a refrigerating device and a bracket, wherein cooling liquid flows out from an outlet of the cooling liquid circulation device, flows to an inlet of the cold machine workbench, flows out from an outlet of the cold machine workbench, flows to an inlet of the refrigerating device, passes through a coiled pipe of the refrigerating device, and is required to dissipate heat through a heat dissipation plate, a cooling fan on the upper part of the refrigerating device plays a role in accelerating heat dissipation, and finally the cooling liquid circulates from the refrigerating device to the cooling liquid circulation device and is further cooled and stored in a double-spiral cooling pipe. The cooling circulation system of the LED cold and hot impact machine has the advantages of small size, portability and obvious cooling effect.

Description

Cooling circulation system of LED cold and hot impact machine
Technical Field
The invention relates to the field of LED chip fluorescence cold and hot impact testing, in particular to a cooling circulation system of an LED cold and hot impact machine.
Background
At present, at current LED chip fluorescence cold and hot shock test process, the great operation of being not convenient for of cooling device volume and carrying, traditional LED chip fluorescence test's cooling system constitutes for the water pump, the water tank, forced air cooling circulating device and pipeline are arranged and the shell is constituteed, the water-cooling drawback lies in that the specific heat capacity of water is limited not as special coolant liquid, lead to needing a large amount of water as the cooling source, secondly because the water-cooling system is bulky can only put on ground and lead to the increase of water pump poplar journey, the power grow noise of water pump also grow thereupon the grow. Therefore, the water cooling system has defects in the fluorescent cold and hot impact testing process of the LED chip.
The invention aims at solving the problem of improving the cooling device of the existing LED cold and hot impact machine.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides the cooling circulation system of the LED cold and hot impact machine, which is small in size, convenient to carry and obvious in cooling effect.
In order to achieve the above purpose, the technical solution for solving the technical problem is as follows:
the utility model provides a cold and hot impact machine cooling cycle system of LED, includes cold quick-witted workstation, coolant liquid circulating device, refrigerating plant and bracket, wherein:
the cooling liquid circulating device and the refrigerating device are fixed on the bracket;
the cold machine workstation includes phosphor powder groove, phosphor powder groove piece, radiating block, insulating layer, cold machine workstation shell, U type pipe and U type pipe connection, wherein:
the middle of the fluorescent powder groove block is provided with the fluorescent powder groove, and the periphery of the fluorescent powder groove is wrapped with the heat insulation layer;
the fluorescent powder groove block, the heat dissipation block and the heat insulation layer are fixed in the shell of the cold machine workbench in a laminating mode;
the U-shaped pipe is embedded in the heat dissipation block, the part of the U-shaped pipe exposed out of the shell of the cooling machine workbench forms a U-shaped pipe interface, and a cooling liquid inlet and a cooling liquid outlet are led out of the end part of the U-shaped pipe interface;
refrigerating plant includes cooling fan, coiled pipe, heating panel and bottom, wherein:
the heat dissipation plate is connected to the bottom cover in a screw mode;
the cooling fan is arranged above the heat dissipation plate;
the coiled pipe is arranged in the middle of the heat dissipation plate, and a cooling liquid inlet and a cooling liquid outlet are led out from the end part of the coiled pipe;
the coolant circulating device comprises a double-helix cooling pipe, a coolant connector and a coolant circulating device shell, wherein:
the double-helix cooling pipe is arranged in the cooling liquid circulating device shell;
one end of the cooling liquid connector is connected with the double-spiral cooling pipe, and a cooling liquid inlet and a cooling liquid outlet are led out from the part of the other end, which is exposed out of the shell of the cooling liquid circulating device;
and the cooling liquid inlets and outlets of the cooling liquid circulating device, the cold machine workbench and the refrigerating device are sequentially connected in series to form the cooling circulating device.
Furthermore, the cooling machine workbench further comprises a refrigerating pellet which is arranged above the heat dissipation block and used for taking away heat conducted to the heat dissipation block when the cooling liquid flows through the U-shaped pipe.
Furthermore, the cold machine workbench further comprises a cold machine workbench cover and a hinge, wherein the cold machine workbench cover is connected with the cold machine workbench shell through the hinge and covers the upper end of the cold machine workbench shell.
Preferably, the fluorescent powder groove block, the heat dissipation block and the heat insulation layer are sequentially stacked from top to bottom and connected by using an adhesive.
Further, the cooling liquid circulating device shell includes upper end cover, lateral wall, bottom end cover and screw thread fixing hole, wherein:
the upper end cover is connected with the side wall in a threaded manner, and a U-shaped groove is formed in the upper end cover and is used for connecting the double-spiral cooling pipe;
the lower end cover is connected with the side wall in a threaded mode, the cooling liquid connecting port is arranged in the lower end cover, one end of the cooling liquid connecting port is connected with the double-spiral cooling pipe, and a cooling liquid inlet and a cooling liquid outlet are led out from the part, exposed out of the lower end cover, of the other end of the cooling liquid connecting port;
the cooling liquid circulating device is fixed on the bracket through the thread fixing hole.
Preferably, the side wall is made of transparent materials.
Furthermore, the refrigerating device also comprises a refrigerating chip, wherein the refrigerating chip is arranged in the heat dissipation plate, is stacked with the coiled pipe up and down and is used for taking away heat conducted to the heat dissipation plate when the cooling liquid flows through the coiled pipe.
Furthermore, the refrigerating device further comprises a protective cover, and the protective cover is arranged at the upper end of the cooling fan.
Further, the bracket includes a coolant circulation device fixing groove, a coolant circulation device fixing threaded hole, a refrigeration device fixing groove and a refrigeration device fixing threaded hole, wherein:
the cooling liquid circulating device fixing groove is circular, the cooling liquid circulating device fixing threaded hole is arranged below the cooling liquid circulating device fixing groove in a penetrating mode, and the cooling liquid circulating device is fixed on the bracket through the cooling liquid circulating device fixing threaded hole;
the refrigerating device fixing groove is rectangular, the refrigerating device fixing threaded hole is communicated with the lower portion of the refrigerating device fixing groove, and the refrigerating device is fixed on the bracket through the refrigerating device fixing threaded hole.
Preferably, the cooling liquid inlets and outlets of the cooling liquid circulating device, the cold machine workbench and the refrigerating device are connected in series through hoses, and the joints are connected through quick connectors.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following advantages and positive effects:
the cooling circulation system of the LED cold and hot impact machine has the advantages of small size, portability and obvious cooling effect.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
FIG. 1 is a schematic perspective view of a cooling cycle system of an LED cold and hot impact machine according to the present invention;
FIG. 2 is a schematic structural diagram of a cooler workbench in a cooling circulation system of an LED cold and hot impact machine according to the present invention;
FIG. 3 is a schematic structural diagram of a cooling liquid circulating device in a cooling circulating system of an LED cold and hot impact machine according to the present invention;
FIG. 4 is a schematic structural diagram of a refrigerating device in a cooling cycle system of an LED cold and hot impact machine according to the present invention;
FIG. 5 is a schematic structural diagram of a bracket in a cooling cycle system of an LED cold and hot impact machine according to the present invention.
[ description of main symbols ]
1-a cooling machine workbench;
2-a coolant circulation device;
3-a refrigeration device;
4-a bracket;
5-a cover of the working table of the refrigerator;
6-a shell of a workbench of a cooling machine;
7-a hinge;
8-fluorescent powder groove;
9-refrigeration core block;
10-a heat dissipation block;
11-a thermally insulating layer;
12-fluorescent powder groove block;
13-U-shaped tube;
14-a U-tube interface;
15-a serpentine tube;
16-a cooling fan;
17-a heat sink;
18-a bottom cover;
19-upper end cap;
20-a side wall;
21-lower end cap;
22-double spiral cooling pipes;
23-threaded fixing holes;
24-coolant connection port;
25-cooling liquid circulating device fixing groove;
26-fixing threaded holes of the cooling liquid circulating device;
27-a refrigeration device fixing groove;
28-refrigeration device fixing threaded hole.
Detailed Description
While the embodiments of the present invention will be described and illustrated in detail with reference to the accompanying drawings, it is to be understood that the invention is not limited to the specific embodiments disclosed, but is intended to cover various modifications, equivalents, and alternatives falling within the scope of the invention as defined by the appended claims. In the present invention, directional terms such as "up", "down", "front", "back", "left", "right", "inner", "outer", "side", etc. refer to directions of the attached drawings. Accordingly, the directional terms used are used for explanation and understanding of the present invention, and are not used for limiting the present invention. In the drawings, elements having similar structures are denoted by the same reference numerals.
As shown in fig. 1 to 4, the present embodiment discloses a cooling cycle system of an LED cold and hot impact machine, which includes a cold machine workbench 1, a cooling liquid circulation device 2, a refrigeration device 3, and a bracket 4, wherein:
the cooling liquid circulating device 2 and the refrigerating device 3 are fixed on the bracket 4 by bolts; in this embodiment, the cooling liquid circulation device 2 and the refrigeration device 3 are arranged side by side on the bracket 4.
The cold machine workbench 1 comprises a fluorescent powder groove 8, a fluorescent powder groove block 12, a heat dissipation block 10, a heat insulation layer 11, a cold machine workbench shell 6, a U-shaped pipe 13 and a U-shaped pipe interface 14, wherein:
the fluorescent powder groove 8 is arranged in the middle of the fluorescent powder groove block 12, and the thermal insulation layer 11 is wrapped around the fluorescent powder groove 8;
the fluorescent powder groove block 12, the heat dissipation block 10 and the heat insulation layer 11 are fixed in the cold machine workbench shell 6 in a laminating mode;
the U-shaped pipe 13 is embedded in the heat dissipation block 10, the part of the U-shaped pipe exposed out of the cooling machine workbench shell 6 forms the U-shaped pipe interface 14, and a cooling liquid inlet and a cooling liquid outlet are led out of the end part of the U-shaped pipe interface 14;
the refrigerating apparatus 3 includes a cooling fan 16, a serpentine tube 15, a heat radiation plate 17, and a bottom cover 18, wherein:
the heat dissipation plate 17 is screwed to the bottom cover 18;
the cooling fans 16 are disposed above the heat dissipation plate 17, in this embodiment, two cooling fans 16 are disposed above the heat dissipation plate 17 side by side;
the coiled pipe 15 is arranged in the middle of the heat dissipation plate 17, and a cooling liquid inlet and a cooling liquid outlet are led out from the end part of the coiled pipe 15;
the cooling liquid circulating device 2 comprises a double-helix cooling pipe 22, a cooling liquid connecting port 24 and a cooling liquid circulating device shell, wherein:
the double-helix cooling pipe 22 is arranged in the cooling liquid circulating device shell;
one end of the cooling liquid connector 24 is connected with the double-spiral cooling pipe 22, and a cooling liquid inlet and a cooling liquid outlet are led out from the part of the other end, which is exposed out of the shell of the cooling liquid circulating device;
and the cooling liquid inlets and outlets of the cooling liquid circulating device 2, the cold machine workbench 1 and the refrigerating device 3 are sequentially connected in series to form the cooling circulating device.
In fig. 2, the cold machine workbench 1 further includes a refrigeration pellet 9, and the refrigeration pellet 9 is disposed above the heat dissipation block 10 and used for taking away heat conducted to the heat dissipation block 10 when a cooling liquid flows through the U-shaped pipe 13.
Further, the cold machine workbench 1 further comprises a cold machine workbench cover 5 and a hinge 7, wherein the cold machine workbench cover 5 is connected with the cold machine workbench shell 6 through the hinge 7 and covers the upper end of the cold machine workbench shell 6.
Preferably, the phosphor groove block 12, the heat dissipation block 10 and the heat insulation layer 11 are sequentially stacked from top to bottom and connected by an adhesive.
In fig. 3, the cooling liquid circulation device housing includes an upper end cover 19, a side wall 20, a lower end cover 21, and a screw fixing hole 23, wherein:
the upper end cover 19 is connected with the side wall 20 in a threaded manner, and a U-shaped groove is formed in the upper end cover 19 and is used for connecting the double-spiral cooling pipe 22;
the lower end cover 21 is connected with the side wall 20 in a threaded manner, the cooling liquid connector 24 is arranged in the lower end cover 21, one end of the cooling liquid connector 24 is connected with the double-helix cooling pipe 22, and a cooling liquid inlet and a cooling liquid outlet are led out from the part of the other end, which is exposed out of the lower end cover 21;
the coolant circulation device 2 is fixed to the bracket 4 through the screw fixing hole 23.
Preferably, the sidewall 20 is made of a transparent material.
In fig. 4, the refrigeration device 3 further includes a refrigeration chip (not shown) disposed in the heat dissipation plate 17 and stacked on the serpentine tube 15, for taking away heat conducted to the heat dissipation plate 17 when the coolant flows through the serpentine tube 15.
Further, the cooling device 3 further includes a protective cover (not shown) disposed at an upper end of the cooling fan 16.
In fig. 5, the bracket 4 includes a coolant circulation device fixing recess 25, a coolant circulation device fixing screw hole 26, a cooling device fixing recess 27, and a cooling device fixing screw hole 28, in which:
the cooling liquid circulating device fixing groove 25 is circular, the cooling liquid circulating device fixing threaded hole 26 is arranged below the cooling liquid circulating device fixing groove 25 in a penetrating mode, and the cooling liquid circulating device 2 is fixed on the bracket 4 through the cooling liquid circulating device fixing threaded hole 26;
the refrigerating device fixing groove 27 is rectangular, the refrigerating device fixing threaded hole 28 is formed in the lower portion of the refrigerating device fixing groove 27 in a penetrating mode, and the refrigerating device 3 is fixed on the bracket 4 through the refrigerating device fixing threaded hole 28.
In a preferred embodiment, the cooling liquid inlets and outlets of the cooling liquid circulating device 2, the cold machine workbench 1 and the refrigerating device 3 are connected in series by hoses, and the joints are connected by quick connectors.
The specific installation mode is as follows:
as shown in fig. 1, the cooling liquid circulation device 2 and the refrigerating device 3 are arranged above the bracket 4 and fixed on the bracket 4 through the cooling liquid circulation device fixing threaded hole 26 and the refrigerating device fixing threaded hole 28; FIG. 3 shows a cooling liquid circulation device 2 having three parts, namely, an upper part, a middle part and a lower part, wherein the upper part is an upper end cover 19 and is connected with a middle part side wall 20 in a threaded manner, only a U-shaped groove is formed in the upper part for connecting a double-spiral cooling pipe 22, the middle part side wall 20 is made of a transparent material and contains the double-spiral cooling pipe 22, the lower part lower end cover 21 is connected with the middle part side wall 20 in a threaded manner, the lower end cover 21 is provided with a cooling liquid connecting port 24, and the cooling liquid connecting port 24 is connected with the double; FIG. 4 shows a refrigerating apparatus 3 including three parts, an upper part, a middle part and a lower part, wherein the upper part is provided with two cooling fans 16, the upper ends of the cooling fans 16 are provided with protective covers, the middle part is provided with a heat dissipation plate 17, the heat dissipation plate 17 is connected to a bottom cover 18 through screws, a refrigerating chip takes away heat conducted to the heat dissipation plate 17 when a cooling liquid flows through a coiled pipe 15, and the coiled pipe 15 is contained in the bottom cover 18 so as to achieve the purpose of protection; FIG. 2 is a cooling machine workbench 1, wherein a fluorescent powder groove 8 is arranged in the middle of a fluorescent powder groove block 12, a heat insulation layer 11 is wrapped around the fluorescent powder groove 8, U-shaped pipes 13 are arranged at the upper part and the lower part of a heat dissipation block 10, and the part of a cooling machine workbench shell 6 led out of the U-shaped groove is provided with a U-shaped pipe interface 14; the cooling liquid circulating device 2, the cold machine workbench 1 and the refrigerating device 3 are connected in series by hoses, and the joints are connected by quick joints.
A coolant circulation path:
the cooling liquid flows out from the outlet of the cooling liquid circulating device 2 to the inlet of the cooling machine workbench 1 and then flows out from the outlet of the cooling machine workbench 1 to the inlet of the refrigerating device 3, and passes through the coiled pipe 15 of the refrigerating device 3, the heat is dissipated through the heat dissipation plate 17, the cooling fan 16 on the upper part of the refrigerating device 3 plays a role in accelerating heat dissipation, and finally the cooling liquid circulates back to the cooling liquid circulating device 2 from the refrigerating device 3 and is further cooled and stored in the double-spiral cooling pipe 22.
In conclusion, the cooling circulation system of the LED cold and hot impact machine adopting the scheme has the advantages of small volume, portability and obvious cooling effect.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. The utility model provides a cold and hot impact machine cooling circulation system of LED which characterized in that, includes cold machine workstation, coolant liquid circulating device, refrigerating plant and bracket, wherein:
the cooling liquid circulating device and the refrigerating device are fixed on the bracket;
the cold machine workstation includes phosphor powder groove, phosphor powder groove piece, radiating block, insulating layer, cold machine workstation shell, U type pipe and U type pipe connection, wherein:
the middle of the fluorescent powder groove block is provided with the fluorescent powder groove, and the periphery of the fluorescent powder groove is wrapped with the heat insulation layer;
the fluorescent powder groove block, the heat dissipation block and the heat insulation layer are fixed in the shell of the cold machine workbench in a laminating mode;
the U-shaped pipe is embedded in the heat dissipation block, the part of the U-shaped pipe exposed out of the shell of the cooling machine workbench forms a U-shaped pipe interface, and a cooling liquid inlet and a cooling liquid outlet are led out of the end part of the U-shaped pipe interface;
refrigerating plant includes cooling fan, coiled pipe, heating panel and bottom, wherein:
the heat dissipation plate is connected to the bottom cover in a screw mode;
the cooling fan is arranged above the heat dissipation plate;
the coiled pipe is arranged in the middle of the heat dissipation plate, and a cooling liquid inlet and a cooling liquid outlet are led out from the end part of the coiled pipe;
the coolant circulating device comprises a double-helix cooling pipe, a coolant connector and a coolant circulating device shell, wherein:
the double-helix cooling pipe is arranged in the cooling liquid circulating device shell;
one end of the cooling liquid connector is connected with the double-spiral cooling pipe, and a cooling liquid inlet and a cooling liquid outlet are led out from the part of the other end, which is exposed out of the shell of the cooling liquid circulating device;
and the cooling liquid inlets and outlets of the cooling liquid circulating device, the cold machine workbench and the refrigerating device are sequentially connected in series to form the cooling circulating device.
2. The cooling cycle system of an LED cold and hot impact machine according to claim 1, wherein the cold machine table further comprises a cooling pellet disposed above the heat dissipation block for carrying away heat conducted to the heat dissipation block when the cooling liquid flows through the U-shaped pipe.
3. The cooling circulation system of the LED cold and hot impact machine according to claim 1, wherein the cold machine workbench further comprises a cold machine workbench cover and a hinge, and the cold machine workbench cover is connected with the cold machine workbench shell through the hinge and covers the upper end of the cold machine workbench shell.
4. The cooling cycle system of an LED cold-hot impact machine according to claim 1, wherein the phosphor groove block, the heat dissipation block and the heat insulation layer are sequentially stacked from top to bottom and connected by an adhesive.
5. The cooling cycle system of the LED cold-hot impact machine of claim 1, wherein the cooling fluid circulation device housing comprises an upper cover, a side wall, a lower cover and a threaded fixing hole, wherein:
the upper end cover is connected with the side wall in a threaded manner, and a U-shaped groove is formed in the upper end cover and is used for connecting the double-spiral cooling pipe;
the lower end cover is connected with the side wall in a threaded mode, the cooling liquid connecting port is arranged in the lower end cover, one end of the cooling liquid connecting port is connected with the double-spiral cooling pipe, and a cooling liquid inlet and a cooling liquid outlet are led out from the part, exposed out of the lower end cover, of the other end of the cooling liquid connecting port;
the cooling liquid circulating device is fixed on the bracket through the thread fixing hole.
6. The cooling cycle system of an LED cold-hot impact machine according to claim 5, wherein the side wall is made of a transparent material.
7. The cooling cycle system of an LED cold and hot impact machine according to claim 1, wherein the cooling device further comprises a cooling chip, the cooling chip is disposed in the heat dissipation plate and stacked on the serpentine tube for taking away heat conducted to the heat dissipation plate when the cooling liquid flows through the serpentine tube.
8. The cooling cycle system of an LED cold and hot impact machine, according to claim 1, wherein said cooling device further comprises a shield disposed at an upper end of said cooling fan.
9. The cooling cycle system of an LED cold-hot impact machine, according to claim 1, wherein said bracket comprises a cooling liquid circulating device fixing groove, a cooling liquid circulating device fixing threaded hole, a cooling device fixing groove and a cooling device fixing threaded hole, wherein:
the cooling liquid circulating device fixing groove is circular, the cooling liquid circulating device fixing threaded hole is arranged below the cooling liquid circulating device fixing groove in a penetrating mode, and the cooling liquid circulating device is fixed on the bracket through the cooling liquid circulating device fixing threaded hole;
the refrigerating device fixing groove is rectangular, the refrigerating device fixing threaded hole is communicated with the lower portion of the refrigerating device fixing groove, and the refrigerating device is fixed on the bracket through the refrigerating device fixing threaded hole.
10. The cooling circulation system of the LED cold and hot impact machine according to claim 1, wherein cooling liquid inlets and outlets of the cooling liquid circulation device, the cold machine workbench and the refrigerating device are connected in series through hoses, and quick connectors are connected at interfaces.
CN202010601815.0A 2020-06-28 2020-06-28 Cooling circulation system of LED cold and hot impact machine Pending CN111624470A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010601815.0A CN111624470A (en) 2020-06-28 2020-06-28 Cooling circulation system of LED cold and hot impact machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010601815.0A CN111624470A (en) 2020-06-28 2020-06-28 Cooling circulation system of LED cold and hot impact machine

Publications (1)

Publication Number Publication Date
CN111624470A true CN111624470A (en) 2020-09-04

Family

ID=72270653

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010601815.0A Pending CN111624470A (en) 2020-06-28 2020-06-28 Cooling circulation system of LED cold and hot impact machine

Country Status (1)

Country Link
CN (1) CN111624470A (en)

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