CN211040898U

CN211040898U - Radiator for UV L ED lamp

Info

Publication number: CN211040898U
Application number: CN202020107201.2U
Authority: CN
Inventors: 沈楚杏
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-17
Filing date: 2020-01-17
Publication date: 2020-07-17
Anticipated expiration: 2030-01-17

Abstract

The utility model discloses a UV L ED radiator for lamp, including the base, including the upper base and the lower base of separation, a plurality of first logical grooves are seted up to the upper base one side, a plurality of second logical grooves are seted up to the relative one side of base down, the upper base one side is closed with the relative one side of base down, makes a plurality of first logical grooves and a plurality of second logical grooves close and forms a plurality of passageways, and a plurality of heat pipes divide and establish in every passageway, fin group through welded fastening at the upper base another side to and fan group, locate on the fin group the utility model provides a UV L ED radiator for lamp, the radiating effect is good, simple manufacture, with low costs.

Description

Radiator for UV L ED lamp

Technical Field

The utility model relates to a UV L ED heat dissipation technical field, specifically speaking relates to a UV L ED is radiator for lamp.

Background

The UV L ED lamp has the outstanding characteristics of energy conservation, environmental protection, long service life, high lighting effect and the like, and is widely applied to the fields of UV curing, printing, circuit boards and the like in the industrial field, however, the UV L ED lamp has larger heat productivity compared with a common L ED lamp, the high temperature can accelerate the light intensity attenuation of the UV L ED lamp, and meanwhile, the service life of the UV L ED lamp is shortened, so that the heat dissipation is particularly important for the UV L ED.

Chinese patent document No. 201810036702.3 discloses a UV L ED curing system heat dissipation device, which comprises an aluminum alloy base, an aluminum fin module, a plurality of heat conduction pipes and a fan, wherein the aluminum alloy base is provided with a plurality of grooves, the heat conduction pipes are respectively embedded into the grooves, the aluminum fin module is arranged on the aluminum alloy base, the bottom of the aluminum fin module is in contact with the heat conduction pipes, and the fan is arranged on the aluminum fin module.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a UV L ED is radiator for lamp, the radiating effect is good, simple manufacture, with low costs.

The utility model discloses a technical scheme that UV L ED lamp radiator adopted is:

a radiator for a UV L ED lamp comprises a base, a plurality of heat conduction pipes, a fin group and a fan group, wherein the base comprises an upper base and a lower base which are separated, a plurality of first through grooves are formed in one surface of the upper base, a plurality of second through grooves are formed in the opposite surface of the lower base, one surface of the upper base is matched with the opposite surface of the lower base, the first through grooves and the second through grooves are matched to form a plurality of channels, the heat conduction pipes are respectively arranged in each channel, the fin group is fixed to the other surface of the upper base through welding, and the fan group is arranged on the fin group.

Preferably, the heat conduction pipes comprise a plurality of heat conduction pipes and a plurality of heat conduction inverse pipes, and the medium flow directions in the heat conduction pipes and the heat conduction inverse pipes are opposite.

Preferably, the heat-conducting forward pipe and the heat-conducting reverse pipe are arranged adjacently.

Preferably, the outer diameter of the heat conduction pipe is slightly larger than the inner diameter of the channel.

Preferably, a copper foil is arranged between the upper base and the lower base which are combined.

Preferably, the upper base and the lower base which are matched are fixedly connected through a fastener.

Preferably, the fin group comprises a plurality of fins which are arranged in parallel and at equal intervals; the heat conduction pipes are parallel to each other and perpendicular to the fins.

The utility model discloses a radiator for a UV L ED lamp, which has the advantages that the base comprises an upper base and a lower base which are separated, one surface of the upper base is provided with a plurality of first through grooves, the other surface of the upper base is provided with a fixed fin group, one surface of the lower base is provided with a plurality of second through grooves, and the second through grooves are matched with the first through grooves to form a channel for accommodating a heat conducting pipe;

the heat of the UV L ED lamp can be dissipated through the fin group and the heat conduction pipe, the overall heat dissipation effect is good, the heat dissipation speed is high, the UV L ED can be guaranteed to be at a lower working temperature, the service life of the UV L ED is guaranteed, the radiator can not generate water vapor, the radiator can be applied to the electronic industry with high precision and high requirement on humidity, and the application range of UV L ED curing is widened.

Through making the heat conduction in the same direction as the intraductal medium flow direction of pipe with the heat conduction contrary, effectively balanced heat dispersion, guaranteed UV L ED lamp operating temperature's stable even.

Drawings

Fig. 1 is a schematic structural diagram of a heat sink for a UV L ED lamp according to the present invention.

Fig. 2 is a right side view of the heat sink for UV L ED lamp with the heat pipe removed.

Detailed Description

The invention will be further elucidated and described with reference to the following embodiments and drawings in which:

referring to fig. 1, a heat sink for a UV L ED lamp includes a base 10, a plurality of heat pipes 20, a fin assembly 30 and a fan assembly 40.

The base 10 includes an upper base 11 and a lower base 12 separated. One side of the upper base 11 is provided with a plurality of first through grooves 111, the other side of the upper base 11 is fixedly welded with the fin group 30, and the contact surface between the upper base 11 and the fin group 30 is good in weldability, so that the welding is simpler and more reliable, the cost is lower, and the heat dissipation is better.

Referring to fig. 1 and 2, a plurality of second through grooves 121 are formed on one side of the lower base 12 opposite to each other, and a UV L ED module is disposed on the other side of the lower base 12. one side of the upper base 11 is matched with one side of the lower base 12 opposite to each other, so that the plurality of first through grooves 111 and the plurality of second through grooves 121 are matched to form a plurality of channels 13. heat pipes 20 are respectively disposed in each channel 13. a medium flows through the heat pipes 20 to take away heat of the UV L ED module, thereby achieving cooling.

The fin set 30 includes a plurality of fins arranged in parallel and at equal intervals. The heat pipes 20 are parallel to each other and perpendicular to the fins. The fan set 40 is disposed on the fin set 30 and used for blowing air to the fin set 30 and the upper base 11, so as to accelerate heat exchange efficiency. The fan set 40 includes a plurality of heat dissipation fans, and the number and the positions of the heat dissipation fans can be set as required.

The heat conducting pipes 20 comprise a plurality of heat conducting pipes 21 and a plurality of heat conducting inverse pipes 22, the medium flow directions in the heat conducting pipes 21 and the heat conducting inverse pipes 22 are opposite, the temperature rises after the medium flows through the base 10, so that the heat dissipation on the two sides of the UV L ED module is uneven, the medium flow directions in the heat conducting pipes 21 and the heat conducting inverse pipes 22 are opposite, the heat dissipation on the two sides of the UV L ED module is effectively balanced, the temperature uniformity is ensured, and preferably, the heat conducting pipes 21 and the heat conducting inverse pipes 22 are arranged adjacently to further balance the temperature difference.

In the above scheme, a copper foil is arranged between the upper base 11 and the lower base 12, so as to reduce the gap between the surfaces where the upper base 11 and the lower base 12 meet, and improve the heat transfer effect. The upper base 11 and the lower base 12 are fastened together by fasteners.

In the above solution, the outer diameter of the heat pipe 20 is slightly larger than the inner diameter of the channel 13, and after the upper base 11 and the lower base 12 are combined, the gap between the heat pipe 20 and the channel 13 can be reduced as much as possible, thereby improving the heat transfer effect. In another embodiment, the outer diameter of the heat pipe 20 is equal to or smaller than the inner diameter of the channel 13, i.e. the two are over-fit or clearance fit, and a copper foil is disposed on the surface of the heat pipe 20 to reduce the clearance between the heat pipe 20 and the channel 13 as much as possible, thereby improving the heat transfer effect.

The utility model discloses a UV L ED is radiator for lamp, base 10 include the upper base 11 and the lower base 12 of separation, set up a plurality of first logical groove 111 in the upper base 11 one side, fixed fin group 30 on the upper base 11 another side, set up a plurality of second through grooves 121 in the lower base 12 one side, form the passageway 13 that is used for holding heat pipe 20 through making second through grooves 121 and first logical groove 111 to coincide.

The heat of the UV L ED lamp can be dissipated through the fin group 30 and the heat conduction pipe 20, the overall heat dissipation effect is good, the heat dissipation speed is high, the UV L ED can be guaranteed to be at a lower working temperature, the service life of the UV L ED is guaranteed, the radiator can not generate water vapor, the radiator can be applied to the electronic industry with high precision and high humidity requirements, and the application range of UV L ED curing is widened.

It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. A heat sink for a UV L ED lamp, comprising:

the base comprises an upper base and a lower base which are separated, wherein a plurality of first through grooves are formed in one surface of the upper base, a plurality of second through grooves are formed in the opposite surface of the lower base, and the surface of the upper base is matched with the opposite surface of the lower base, so that a plurality of channels are formed by the combination of the first through grooves and the second through grooves;

a plurality of heat pipes respectively arranged in each channel;

the fin group is fixed on the other surface of the upper base through welding; and

and the fan set is arranged on the fin set.

2. The heat sink for a UV L ED lamp, according to claim 1, wherein the plurality of heat pipes comprise a plurality of heat pipes and a plurality of heat pipes, and wherein the heat pipes are arranged such that the medium flows in a direction opposite to the direction of the medium flowing in the heat pipes.

3. The heat sink for a UV L ED lamp, according to claim 2, wherein the heat conducting down tube is disposed adjacent to the heat conducting down tube.

4. A heat sink for a UV L ED lamp according to any one of claims 1-3, wherein the heat conducting tube has an outer diameter slightly larger than an inner diameter of the channel.

5. The heat sink for UV L ED lamp, according to claim 4, wherein a copper foil is disposed between the upper and lower bases.

6. The heat sink for a UV L ED lamp, according to claim 5, wherein the upper and lower bases are fastened together by fasteners.

7. The heat sink for the UV L ED lamp, according to claim 4, wherein the set of fins comprises a plurality of parallel fins arranged at equal intervals;

the heat conduction pipes are parallel to each other and perpendicular to the fins.