CN212305992U - Heat abstractor and photocuring equipment - Google Patents
Heat abstractor and photocuring equipment Download PDFInfo
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- CN212305992U CN212305992U CN202021267341.2U CN202021267341U CN212305992U CN 212305992 U CN212305992 U CN 212305992U CN 202021267341 U CN202021267341 U CN 202021267341U CN 212305992 U CN212305992 U CN 212305992U
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- air
- air supply
- light box
- heat
- fan
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Abstract
The application provides a heat abstractor and photocuring equipment, wherein, this heat abstractor includes: the lamp box is provided with an air inlet, and the air supply duct inputs cold air introduced by the air supply fan into the lamp box through the air inlet; the air outlet fan is arranged on one side of the lamp box opposite to the air supply fan, the lamp box is provided with an air outlet, and the hot air in the lamp box is led out by the air outlet fan. Because air supply fan and air-out fan set up in the both sides that the lamp house is relative, be favorable to the air cycle in the whole lamp house for the heat in the lamp house is discharged, thereby has improved the cooling effect of lamp house, and the life of spare part.
Description
Technical Field
The utility model belongs to the technical field of print, concretely relates to heat abstractor and photocuring equipment.
Background
A Liquid Crystal Display (LCD) is used as a core component of an LCD light curing device, and the service life of the LCD light curing device determines the service life of the LCD light curing device. When the photocuring three-dimensional (3D) printer works, the LCD is always irradiated by ultraviolet light, so that the temperature of the LCD is very high when the photocuring 3D printer works, the LCD is rapidly aged due to long-time high-temperature irradiation, and the precision of a curing model is low.
At present, mainly utilize the coolant liquid to cool down LCD, through laying the runner in the LCD bottom, the coolant liquid takes away partial heat during through to reach the purpose of cooling, but this kind of cooling mode is because of liquid flow velocity is slower, and the runner is longer, makes LCD's cooling effect relatively poor.
SUMMERY OF THE UTILITY MODEL
The purpose of the embodiment of the application is to provide a heat abstractor and photocuring equipment to adopt the cooling liquid cooling among the solution prior art, the technical problem that the cooling effect is poor.
In a first aspect, an embodiment of the present application provides a heat dissipation device, including: the air supply fan and the air supply duct are arranged on the same side of the light box, one end of the air supply duct is communicated with a vent on the side wall of the air supply fan, the light box is provided with an air inlet, and the air supply duct inputs cold air introduced by the air supply fan into the light box through the air inlet;
the air outlet fan is arranged on one side of the light box opposite to the air supply fan, the light box is provided with an air outlet, and the hot air in the light box is led out by the air outlet fan through the air outlet.
Optionally, the air supply duct is arranged along the length direction of the light box, and the length of the air supply duct is greater than or equal to that of the air inlet.
Optionally, the air inlet comprises a plurality of elongated holes.
Optionally, the heat dissipation device further includes: a heat dissipation aluminum plate;
wherein, heat dissipation aluminum plate pass through the bolt with the bottom fixed connection of lamp house, just heat dissipation aluminum plate corresponds one side of lamp house inner chamber is provided with the ultraviolet lamp module.
Optionally, the heat dissipation device further includes: a working platform;
the working platform is fixedly connected with the top of the lamp box through a bolt, one side of the working platform, which is far away from the lamp box, is provided with a groove, and the groove is detachably connected with the liquid crystal screen through a buckle.
Optionally, the heat dissipation device further includes: a heat conductive layer;
the heat-conducting layer sets up the LCD screen with between the work platform, wherein, the heat-conducting layer is tempering membrane or high-penetration acrylic plate.
Optionally, the heat dissipation device further includes: a coolant pipeline disposed at the air inlet.
Optionally, the heat dissipation device further includes: and the cooling liquid pipeline surrounds the periphery of the lamp box.
Optionally, the heat dissipation device further includes: and the plurality of cooling liquid pipelines are arranged at the air inlet and around the lamp box respectively.
In a second aspect, an embodiment of the present application provides a light curing apparatus, including the heat dissipation device of the first aspect.
In the embodiment of the application, the air supply fan and the air supply duct are arranged at the same side of the lamp box, one end of the air supply duct is communicated with the ventilation opening on the side wall of the air supply fan, the lamp box is provided with the air inlet, and the air supply duct inputs cold air introduced by the air supply fan into the lamp box through the air inlet; the air outlet fan is arranged on one side of the lamp box opposite to the air supply fan, the lamp box is provided with an air outlet, and the hot air in the lamp box is led out by the air outlet fan. Because air supply fan and air-out fan set up in the both sides that the lamp house is relative, be favorable to the air cycle in the whole lamp house for the heat in the lamp house is discharged, thereby has improved the cooling effect of lamp house, and the life of spare part.
Drawings
FIG. 1 is an exploded view of a heat sink provided in accordance with an embodiment of the present application;
fig. 2 is a schematic structural diagram of a heat dissipation device according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 and 2, an embodiment of the present application provides a heat dissipation apparatus, including: the air conditioner comprises an air supply fan 110, an air supply duct 111, a light box 112 and an air outlet fan 113, wherein the air supply fan 110 and the air supply duct 111 are arranged on the same side of the light box 112, one end of the air supply duct 111 is communicated with a vent on the side wall of the air supply fan 110, the light box 112 is provided with an air inlet 114, and the air supply duct 111 inputs cold air introduced by the air supply fan 110 into the light box 112 through the air inlet 114; the air outlet fan 113 is disposed on a side of the light box 112 opposite to the air supply fan 110, the light box 112 is provided with an air outlet 115, and the air outlet fan 113 leads out hot air in the light box 112 through the air outlet 115.
It should be noted that the light box 112 may be a cavity body in a square, rectangular, cylindrical shape and the like, which is communicated up and down, and the cavity body is used for accommodating certain air, and the air in the light box 112 may be circularly led in and out through the air supply fan 110 and the air outlet fan 113, so as to take away heat in the light box 112. The air supply duct 111 is a semi-closed duct with an opening at one end, the opening is communicated with a vent on the side wall of the air supply fan 110, and cold air introduced by the air supply fan 110 can be introduced into the air supply duct 111 through the vent. The air supply duct 111 can be arranged along the vertical direction and can also be arranged along the horizontal direction, the utility model discloses do not do specific restriction. An air inlet 114 is disposed at a position of the light box 112 near the air supply fan 110, and the cool air in the air supply duct 111 enters the inner cavity of the light box 112 through the air inlet 114. An air outlet 115 is disposed at a position of the light box 112 near the air outlet fan 113, and hot air in the inner cavity of the light box 112 is exhausted through the air outlet 115. Because the air supply fan and the air outlet fan 113 are arranged on the two opposite sides of the lamp box 112, the air circulation in the whole lamp box 112 is facilitated, the heat in the lamp box 112 is accelerated to be discharged, and therefore the cooling effect of the lamp box 112 is improved, and the service lives of parts are prolonged.
Optionally, the air supply duct 111 in the embodiment of the present application is disposed along a length direction of the light box 112, and a length of the air supply duct 111 is greater than or equal to a length of the air inlet 114. Because the air supply duct 111 is arranged along the length direction of the light box 112, the air supply duct 111 is ensured to have a sufficient length, which is beneficial to the arrangement of the air inlet 114.
Optionally, the intake vent 114 includes a plurality of elongated holes. Specifically, the plurality of elongated holes are disposed along the same horizontal line, so that the plurality of elongated holes extend to the entire air supply duct 111 as far as possible, thereby increasing the air inlet range of the air inlet 114. The cold air in the air supply duct is influenced by the acting force of the air supply fan 110 and blows into the lamp box 112 at a certain deflection angle, the position close to the air supply fan 110 is stressed greatly, and the position close to the air supply fan 110 is stressed less, so that the air inlet deflection angles of the long holes are different. After the cold air is blown in from the air inlet 114, the cold air is in a vortex-like shape in the light box 112 due to the resistance of the side wall of the light box 112, so that the cold air can fully exchange heat with each corner of the light box 112 to effectively cool the light box 112 in all directions.
Optionally, the heat dissipation device further includes: a heat-dissipating aluminum plate 116; wherein, heat dissipation aluminum plate 116 pass through the bolt with the bottom fixed connection of lamp house 112, just heat dissipation aluminum plate 116 corresponds one side of lamp house 112 inner chamber is provided with ultraviolet lamp module 117. Because the aluminum plate that looses is made by the aluminum product, has better heat conductivility, consequently, in this embodiment, with heat dissipation aluminum plate 116 setting in the bottom of lamp house 112, be favorable to dispelling the heat to this lamp house 112 from lamp house 112 bottom, further promote lamp house 112's radiating effect.
Optionally, the heat dissipation device further includes: a work platform 118; the working platform 118 is fixedly connected with the top of the light box 112 through a bolt, a groove is arranged on one side of the working platform 118, which is far away from the light box 112, and the groove is detachably connected with the liquid crystal display 201 through a buckle (not marked in the figure). Further, a temperature detection module and an alarm module can be further arranged on the working platform 118, the temperature detection module is used for detecting the temperature of the liquid crystal display 201, and when the temperature exceeds a preset temperature, the alarm module gives an alarm to prompt a user to turn off the power supply in time.
Optionally, the heat dissipation device further includes: a thermally conductive layer 120; the heat conduction layer 120 is arranged between the liquid crystal display 201 and the working platform 118, wherein the heat conduction layer 120 is a tempered film or a high-transmittance acrylic plate. Because the liquid crystal screen 201 is irradiated by the ultraviolet lamp module 117 when in operation, the temperature of the liquid crystal screen 201 is higher, and at the moment, the heat of the liquid crystal screen 201 can be conducted through the heat conduction layer 120, so that the heat of the heat conduction layer 120 can be taken away by cold air blown from the air inlet of the lamp box 112, and the heat of the liquid crystal screen 201 is reduced. Since the tempered film or the high-transmittance acrylic sheet has advantages of high thermal conductivity, high temperature resistance, low expansion coefficient, thermal shock resistance, ultraviolet and infrared ray transmittance, etc., the tempered film or the high-transmittance acrylic sheet is used as the heat conductive layer in this embodiment. In this embodiment, the heat conduction layer 120 is disposed between the liquid crystal panel 201 and the working platform 118, which is beneficial to further reducing the heat of the liquid crystal panel 201 through the heat conduction layer 120, and effectively protecting the liquid crystal panel 201 from being affected by high temperature.
Optionally, the heat dissipation device further includes: a cooling fluid pipe (not shown) disposed at the air inlet 114. The coolant flowing in the coolant line can carry away the temperature in the surrounding air by means of the coolant. In this embodiment, the cooling liquid pipeline is disposed at the air inlet 114, so as to effectively reduce the temperature of the air around the air inlet 114, reduce the temperature of the air blown into the light box 112, and further improve the cooling effect of the light box 112. It should be noted that the present invention does not specifically limit the position of the inlet and outlet of the coolant pipeline.
In another embodiment, the heat dissipating device further comprises: coolant lines disposed around the perimeter of the light box 112. Because the coolant liquid pipeline sets up around lamp house 112, can effectively reduce the air temperature around lamp house 112, and then reduce the temperature of lamp house 112 wall all around, accelerated the heat exchange of lamp house 112 inner chamber like this, the radiating effect of lamp house 112 that improves.
In yet another embodiment, the heat dissipating device further includes: and the cooling liquid pipelines are respectively arranged at the air inlet 114 and around the light box 112. Thus, the air around the air inlet 114 and the lamp box 112 is cooled through the plurality of cooling liquid pipelines, so that the temperature blown into the inner cavity of the lamp box 112 is reduced, meanwhile, the heat exchange of the air in the inner cavity of the lamp box 112 is accelerated through the surrounding walls of the lamp box 112, and the heat dissipation effect of the lamp box 112 is effectively improved.
The embodiment of the application also provides light curing equipment which comprises the heat dissipation device. The specific embodiment of the light curing device is the same as the heat dissipation device, and is not described herein again.
The embodiments described above are described with reference to the drawings, and various other forms and embodiments are possible without departing from the principles of the present invention, and therefore, the present invention should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. In the drawings, the size and relative sizes of components may be exaggerated for clarity. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting. The terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, components, and/or components, but do not preclude the presence or addition of one or more other features, integers, components, and/or groups thereof. Unless otherwise indicated, a range of values, when stated, includes the upper and lower limits of the range and any subranges therebetween.
The foregoing is directed to the preferred embodiments of the present invention, and it will be understood by those skilled in the art that various changes and modifications may be made without departing from the principles of the invention, and that such changes and modifications are intended to be included within the scope of the invention.
Claims (10)
1. A heat dissipating device, comprising: the air supply device comprises an air supply fan (110), an air supply duct (111), a light box (112) and an air outlet fan (113), wherein the air supply fan (110) and the air supply duct (111) are arranged on the same side of the light box (112), one end of the air supply duct (111) is communicated with a vent on the side wall of the air supply fan (110), the light box (112) is provided with an air inlet (114), and the air supply duct (111) inputs cold air introduced by the air supply fan (110) into the light box (112) through the air inlet (114);
the air outlet fan (113) is arranged on one side, opposite to the air supply fan (110), of the light box (112), an air outlet (115) is formed in the light box (112), and hot air in the light box (112) is led out by the air outlet fan (113) through the air outlet (115).
2. The heat dissipating device of claim 1, wherein the air supply duct (111) is disposed along a length direction of the light box (112), and a length of the air supply duct (111) is greater than or equal to a length of the air inlet (114).
3. The heat dissipating device of claim 2, wherein the air inlet (114) comprises a plurality of elongated holes.
4. The heat dissipating device of claim 1, further comprising: a heat dissipating aluminum plate (116);
wherein, heat dissipation aluminum plate (116) pass through the bolt with the bottom fixed connection of lamp house (112), just heat dissipation aluminum plate (116) correspond one side of lamp house (112) inner chamber is provided with ultraviolet lamp module (117).
5. The heat dissipating device of claim 1, further comprising: a work platform (118);
work platform (118) through the bolt with the top fixed connection of lamp house (112), one side of keeping away from lamp house (112) on work platform (118) is provided with the recess, the recess passes through the buckle and can dismantle with LCD screen (201) and be connected.
6. The heat dissipation device according to claim 5, further comprising a heat conduction layer (120), wherein the heat conduction layer (120) is disposed between the liquid crystal panel (201) and the working platform (118), and wherein the heat conduction layer (120) is a tempered film or a high-transmittance acrylic plate.
7. The heat dissipating device of claim 1, further comprising: a coolant conduit disposed at the air inlet (114).
8. The heat dissipating device of claim 1, further comprising: coolant liquid conduits disposed around the perimeter of the light box (112).
9. The heat dissipating device of claim 1, further comprising: the cooling liquid pipelines are respectively arranged at the air inlet (114) and around the light box (112).
10. A light-curing apparatus, characterized by comprising the heat-dissipating device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021267341.2U CN212305992U (en) | 2020-07-01 | 2020-07-01 | Heat abstractor and photocuring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021267341.2U CN212305992U (en) | 2020-07-01 | 2020-07-01 | Heat abstractor and photocuring equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212305992U true CN212305992U (en) | 2021-01-05 |
Family
ID=73935726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021267341.2U Active CN212305992U (en) | 2020-07-01 | 2020-07-01 | Heat abstractor and photocuring equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212305992U (en) |
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2020
- 2020-07-01 CN CN202021267341.2U patent/CN212305992U/en active Active
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