CN210454130U

CN210454130U - UV-LED curing lamp

Info

Publication number: CN210454130U
Application number: CN201920984551.4U
Authority: CN
Inventors: 董翊
Original assignee: Nanjing Berkeley New Materials Technology Co ltd
Current assignee: Nanjing Berkeley New Materials Technology Co ltd
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2020-05-05
Anticipated expiration: 2029-06-27

Abstract

The embodiment of the utility model provides a UV-LED curing lamp, include: the UV-LED module comprises a plurality of UV-LED modules, a frame and an aviation socket, wherein the UV-LED modules are fixedly arranged on one end face of the frame, and the UV-LED modules are electrically connected with the aviation socket. By modularizing the UV-LED curing lamps, each UV-LED module is provided with an independent curing component, and each UV-LED module is independently installed and then connected to the bus, the UV-LED module can be operated on line during maintenance independently, and does not need to be stopped for waiting, so that the assembly process of the UV-LED is simplified, and the production cost is reduced.

Description

UV-LED curing lamp

Technical Field

The utility model relates to an ultraviolet curing technical field especially relates to a UV-LED curing lamp.

Background

The UV-LED curing lamp replaces the traditional mercury lamp with the advantages of energy saving, environmental protection and long service life, and is applied to ink curing in the printing industry.

The existing UV-LED curing lamps are generally densely arranged with hundreds or even thousands of LEDs, because the UV-LED curing lamps are all of an integrated structure, the structure has the biggest problem that the maintenance is inconvenient, once a certain LED is damaged, a user cannot maintain and replace the LED, the user can only wait for the manufacturer to maintain or send the LED back to the manufacturer for replacement, and the production efficiency is seriously influenced.

SUMMERY OF THE UTILITY MODEL

In view of the above, embodiments of the present invention are proposed in order to provide a UV-LED curing lamp that overcomes or at least partially solves the above mentioned problems.

In order to solve the above problem, the embodiment of the utility model discloses a UV-LED curing lamp, include: the UV-LED module comprises a plurality of UV-LED modules, a frame and an aviation socket, wherein the UV-LED modules are fixedly arranged on one end face of the frame, and the UV-LED modules are electrically connected with the aviation socket.

Further, the UV-LED module comprises a wire and a wiring terminal, and the wire is electrically connected with the aviation socket through the wiring terminal.

Furthermore, the UV-LED module also comprises a UV-LED substrate, a cover plate and a light-permeable component, wherein the light-permeable component covers the top surface of the UV-LED substrate, and the two ends of the light-permeable component are fixed on the frame by the cover plate. The UV-LED substrate is electrically connected with the lead.

Further, the UV-LED substrate is an LED chip array.

Further, the LED lamp further comprises a metal radiator, radiating fins and an exhaust fan, wherein the UV-LED substrate is fixedly arranged on the top surface of the metal radiator, the top surface of the metal radiator is provided with a wire groove for laying the wires, the radiating fins are arranged on the bottom surface of the metal radiator, two opposite end surfaces of the frame are respectively provided with an air inlet and an air suction opening for circulating the heat of the radiating fins, and the air suction opening is connected with the exhaust fan.

Further, the metal radiator is an aluminum profile radiator with nickel plated on the surface.

Furthermore, a substrate groove is formed in the top surface of the metal radiator, the UV-LED substrate is an aluminum nitride ceramic substrate with the same width as the metal radiator, and the bottom surface of the UV-LED substrate is fixed in the substrate groove through soldering tin after being plated with copper.

The UV-LED module is characterized by further comprising a metal radiator and a water-cooling radiator, wherein the UV-LED substrate is fixedly arranged on the top surface of the metal radiator, and the UV-LED modules are fixedly arranged on the top surface of the water-cooling radiator.

Further, the water-cooling radiator comprises a water inlet pipe and a water outlet pipe, and the water inlet pipe and the water outlet pipe are arranged in parallel.

Further, the metal heat sink includes a heat conductive copper plate.

The embodiment of the utility model provides a include following advantage: by modularizing the UV-LED curing lamps, each UV-LED module is provided with an independent curing component, and each UV-LED module is independently installed and then connected to the bus, the UV-LED module can be operated on line during maintenance, and does not need to be stopped for waiting, so that the assembly process of the UV-LED is simplified, and the production cost is reduced.

Drawings

Fig. 1 is a block diagram of an embodiment of a UV-LED curing lamp according to the present invention;

fig. 2 is an exploded view of an embodiment of a UV-LED curing light of the present invention;

fig. 3 is a block diagram of an embodiment of a UV-LED module according to the present invention;

fig. 4 is an exploded view of an embodiment of a UV-LED module according to the present invention;

fig. 5 is a block diagram of another embodiment of a UV-LED curing light of the present invention;

fig. 6 is an exploded view of another embodiment of a UV-LED curing light of the present invention;

fig. 7 is an exploded view of another embodiment of the UV-LED module according to the present invention.

The LED lamp comprises a 1 UV-LED module, a 2 framework, a 3 air suction opening, a 4 air inlet, a 5 wiring terminal, a 6 conducting wire, a 7 water inlet pipe, a 8 water outlet pipe, a 9 water-cooled radiator, a 10 aviation socket, a 11 light-permeable component, a 12 UV-LED substrate, a 13 cover plate, a 14 metal radiator, a 15 radiating fin, a 16 conducting wire groove, a 31 first baffle plate and a 41 second baffle plate

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

One of the core ideas of the utility model provides a UV-LED curing lamp is provided, include: the aircraft socket comprises a plurality of UV-LED modules 1, a frame 2 and an aircraft socket 10, wherein the UV-LED modules 1 are fixedly arranged on one end face of the frame 2, and the UV-LED modules 1 are electrically connected with the aircraft socket 10. An Ultraviolet light emitting diode (UV-LED) is one of LEDs, and has a wavelength range of: 260 nm and 400nm, and the wavelength mainly used for curing the UV-LED is 365nm-395 nm. By modularizing the UV-LED curing lamps, each UV-LED module 1 is provided with an independent curing component, each UV-LED module 1 is connected to the bus after being independently installed, the operation can be directly carried out on line during the maintenance of the independent UV-LED module 1, the shutdown waiting is not needed, the assembly process of the UV-LED is simplified, and the production cost is reduced.

In the present embodiment, the UV-LED module 1 includes a wire 6 and a terminal 5, and the wire 6 is electrically connected to the aviation socket 10 through the terminal 5. One end of the lead 6 is connected with the UV-LED module 1, the other end of the lead is connected with the aviation socket 10 through a bus channel, and the aviation socket 10 is a connector and is an electromechanical element connected with an electric circuit. By mounting several UV-LED modules 1 separately and connecting them to the same aviation socket 10 by means of wires 6.

In this embodiment, the UV-LED module 1 further includes a UV-LED substrate 12, a cover plate 13 and a light-permeable member 11, the light-permeable member 11 covers the top surface of the UV-LED substrate 12, and the cover plate 13 fixes two ends of the light-permeable member 11 to the frame 2 for protecting the UV-LED substrate. In one embodiment, the light transmissive member 11 is quartz glass made by melting various pure natural quartz, has a very small linear expansion coefficient, is 1/10-1/20 of common glass, and has good thermal shock resistance. The UV-LED substrate 12 is electrically connected to the wires 6. In another embodiment, the light-transmissive member 11 is a lens (e.g., a lenticular lens). The UV-LED module can also be simplified, the light-permeable component 11 (quartz glass or a lens) is removed on the premise of not influencing the assembly and the replacement, the whole surface of the UV-LED curing lamp is covered by a whole light-permeable module, the whole light-permeable module is covered after the UV-LED module 1 is spliced, and when the UV-LED module 1 needs to be replaced, the light-permeable module is firstly detached and then the UV-LED module 1 is replaced. In one embodiment, the UV-LED substrate 12 is an aluminum nitride ceramic substrate, the aluminum nitride ceramic is a ceramic with aluminum nitride as a main crystal phase, and has excellent properties of high thermal conductivity, low expansion coefficient, high strength, high temperature resistance, chemical corrosion resistance, high resistivity, and small dielectric loss, the width of the UV-LED substrate 12 is equal to the width of the frame 2, the UV-LED substrate 12 is provided with an LED chip array of 5 × 8, and the back surface of the aluminum oxide ceramic substrate is plated with copper, so that the UV-LED substrate has a good heat transfer effect.

In one embodiment, 10 UV-LED modules 1 are fixed with the fixed screw holes on both sides of the frame 2 through the screw holes on both wings of the cover plate 13, the screws penetrate from one side of the frame 2, so that the protruding screw caps on both wings of the module are not provided, and the installation and the disassembly are also convenient, the connecting terminal 5 on the frame 2 is a spring type thimble, and is fixed on the hole of the connecting terminal 5, when the UV-LED module 1 is fixed on the frame 2, the connecting terminal 5 on the module is just in tight contact with the spring type connecting terminal 5 on the frame 2, the other end of the connecting terminal 5 on the frame 2 is welded with the conducting wire 6, all the conducting wires 6 are connected with the aviation socket 10 on the rear baffle through the bus channel on the frame 2, the power supply is connected to supply power to all the UV-LED modules 1, the air inlet 4 is arranged on the front baffle, the air, the UV-LED module 1 also comprises a front cover plate 13 and a rear cover plate 13, the front cover plate 13 and the rear cover plate 13 are used for transition between the UV-LED modules 1 and also play a role in blocking stray light, the UV-LED modules 1 are spliced together and are in mutual contact but are not connected, if LEDs are damaged, the damaged UV-LED module 1 can be dismounted only by loosening two screws and then replaced by a new UV-LED module 1, and the operation is simple and convenient. For the UV-LED curing lamps with different lengths, the number of the UV-LED modules 1 is increased or decreased, so that the production and the assembly of the curing lamps are greatly facilitated.

In the present embodiment, the UV-LED substrate 12 is an array of LED chips. The LED chip arrays are arranged according to the requirement, the arrangement mode comprises 5x8, 6x8, 8x8, 10x10 or 8x13 and the like, and the arrays are connected in a certain series-parallel mode according to the requirement. The total power of the LED chip arrays on the single UV-LED module 1 reaches 20W-1000W, the wavelength of the LED chip arrays is generally 365nm to 405nm, shorter wavelengths such as 275nm and 310nm can be used, the UV-LED arrays can be single wavelength or a mixture of multiple wavelengths, and the width (along the arrangement direction) of the UV-LED module 1 is set to be 10mm to 200 mm.

In this embodiment, the light source module further comprises a metal radiator, a heat dissipation fin and an exhaust fan, the UV-LED substrate 12 is fixedly disposed on a top surface of the metal radiator, the top surface of the metal radiator is provided with a wire 6 slot for laying a wire 6, the heat dissipation fin is disposed on a bottom surface of the metal radiator, two opposite end surfaces of the frame 2 are respectively provided with an air inlet 4 and an air suction opening 3 for circulating heat of the heat dissipation fin, and the air suction opening 3 is connected with the exhaust fan. The metal radiator is an aluminum profile radiator with nickel plated on the surface, in a specific embodiment, the length of the profile of the metal radiator is 120mm, the width of the profile of the metal radiator is 32mm, and the height of the profile of the metal radiator is 80mm, and the exhaust fan aims at the direction of the gaps of the radiating fins to enable air to flow, so that the radiating fins are radiated. The arrangement direction of the heat dissipation fins is not limited in the present application.

In this embodiment, the metal heat sink is an aluminum heat sink with a nickel-plated surface. The nickel-plated aluminum profile radiator has the advantages of attractive appearance, light weight, good heat dissipation performance and stronger energy-saving effect. And plating nickel on the surface of the processed aluminum profile radiator.

In this embodiment, the top surface of the metal heat sink is provided with a substrate groove, the UV-LED substrate 12 is an aluminum nitride ceramic substrate having the same width as the metal heat sink, and the bottom surface of the UV-LED substrate 12 is plated with copper and then fixed in the substrate groove by soldering tin, so as to achieve a strong heat transfer effect, enhance the use efficiency of the UV-LED substrate 12, and prolong the service life.

In this embodiment, the solar cell further includes a metal heat sink and a water-cooling heat sink 9, the UV-LED substrate 12 is fixedly disposed on the top surface of the metal heat sink, and the UV-LED modules 1 are fixedly disposed on the top surface of the water-cooling heat sink 9. Through the water cooling mode, because water has higher specific heat capacity, adopt rivers can take away most heat of UV-LED base plate 12, reach good radiating effect.

In this embodiment, the water-cooled radiator 9 includes a water inlet pipe 7 and a water outlet pipe 8, and the water inlet pipe 7 is arranged in parallel with the water outlet pipe 8. In this embodiment, the water inlet pipe 7 and the water outlet pipe 8 are arranged in parallel in the water-cooled radiator 9, and the heat dissipation with the maximum efficiency can be realized by making the pipe length directions of the water inlet pipe 7 and the water outlet pipe 8 parallel to the arrangement direction of the UV-LED module 1. In one embodiment, the UV-LED curing lamp comprises 10 UV-LED modules 1, the UV-LED modules 1 are tightly and fixedly mounted on a water-cooled heat sink 9 through screws to form a modular UV-LED curing lamp, and the UV-LED curing lamp further comprises 10 sets of pogo pin type terminals, the pogo pin type terminals are fixedly mounted on one side of the water-cooled heat sink 9, and the pogo pin type terminals are opposite to the terminals 5 on the UV-LED modules 1. The UV-LED module 1 is provided with two through holes, the UV-LED module 1 is tightly fixed on the water-cooling radiator 9 through screws penetrating through the through holes, the adjacent UV-LED modules 1 are in mutual contact without any connection, and heat conducting paste or heat conducting silicone grease is coated between the surfaces of the UV-LED module 1 and the water-cooling radiator 9 and used for transferring heat to the metal radiator. The other end of the wiring terminal 5 on the water-cooling radiator 9 is welded with a wire 6 and is connected with an aviation socket 10 after passing through a wire slot in the frame 2; the frame 2 is fixed on two sides of the water-cooling radiator 9 through screws; the length of the water-cooling radiator 9 is set according to the size of the curing lamp, and the corresponding number of modules are installed, so that the production and the assembly of the curing lamp are greatly facilitated; when any chip is damaged, only two fixing screws are loosened, and the corresponding UV-LED module 1 is replaced.

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

The UV-LED curing lamp provided by the present invention is introduced in detail, and the principle and the implementation of the present invention are explained by using specific examples, and the description of the above examples is only used to help understanding the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.

Claims

1. A UV-LED curing light, comprising: the UV-LED module comprises a plurality of UV-LED modules, a frame and an aviation socket, wherein the UV-LED modules are fixedly arranged on one end face of the frame, and the UV-LED modules are electrically connected with the aviation socket.

2. The UV-LED curing light of claim 1, wherein the UV-LED modules comprise wires and terminals, the wires being electrically connected to the aviation socket via the terminals.

3. The UV-LED curing lamp of claim 2, wherein the UV-LED module further comprises a UV-LED substrate, a cover plate and a light permeable member, the light permeable member covers the top surface of the UV-LED substrate, the cover plate fixes two ends of the light permeable member to the frame, and the UV-LED substrate is electrically connected with the wires.

4. The UV-LED curing lamp of claim 3, wherein the UV-LED substrate is an array of LED chips.

5. The UV-LED curing lamp according to claim 3, further comprising a metal heat sink, heat dissipation fins and an exhaust fan, wherein the UV-LED substrate is fixedly arranged on the top surface of the metal heat sink, the top surface of the metal heat sink is provided with a wire groove for laying the wires, the heat dissipation fins are arranged on the bottom surface of the metal heat sink, the two opposite end surfaces of the frame are respectively provided with an air inlet and an air exhaust port for circulating heat of the heat dissipation fins, and the air exhaust port is connected with the exhaust fan.

6. The UV-LED curing lamp according to claim 5, wherein the metal heat sink is an aluminum profile heat sink with a nickel plated surface.

7. The UV-LED curing lamp according to claim 6, wherein the top surface of the metal heat sink is provided with a substrate groove, the UV-LED substrate is an aluminum nitride ceramic substrate with the same width as the metal heat sink, and the bottom surface of the UV-LED substrate is fixed in the substrate groove through soldering tin after being plated with copper.

8. The UV-LED curing lamp according to claim 3, further comprising a metal heat sink and a water-cooled heat sink, wherein the UV-LED substrate is fixedly arranged on the top surface of the metal heat sink, and the UV-LED modules are fixedly arranged on the top surface of the water-cooled heat sink.

9. The UV-LED curing lamp of claim 8, wherein the water-cooled heat sink comprises a water inlet pipe and a water outlet pipe, the water inlet pipe being arranged in parallel with the water outlet pipe.

10. The UV-LED curing light of claim 8, wherein said metal heat sink comprises a thermally conductive copper plate.