CN208124234U

CN208124234U - Water proof type LED power driver

Info

Publication number: CN208124234U
Application number: CN201820705824.2U
Authority: CN
Inventors: 彭小燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-05-11
Filing date: 2018-05-11
Publication date: 2018-11-20
Anticipated expiration: 2028-05-11

Abstract

The utility model discloses a kind of water proof type LED power driver, which includes：One metal outer box, the circuit board assemblies being installed in metal outer box and the box cover with the cooperation of metal outer box port；Through encapsulating integral packaging in a sealed colloid, which is installed in metal outer box the circuit board assemblies, and is encapsulated in metal outer box by the cooperation of box cover and metal outer box.Due to metal outer box and to be packaged with the sealed colloid of circuit board assemblies be an independent individual, it forms stable assembly by way of interference fit, enable the utility model that there is extremely strong waterproof effect, and when test product occurs abnormal, sealed colloid can be cut quickly part is repaired or changed to circuit board, simplify the process and save the cost of dismantling.The utility model is removable assembling structure, is had the advantages that convenient for maintenance, waterproof performance is good, good heat dissipation effect, service life is high, easy to use, the market competitiveness is strong.

Description

Water proof type LED power driver

Technical field：

The utility model relates to LED power driver technical fields, refer in particular to a kind of water proof type LED power driver.

Background technique：

With the development of LED technology, the traditional lamps and lanterns power savings advantages of the ratio of LED light source are further obvious, the exploitation of LED lamp It is increasingly big well-established with application.

LED lamp is in use, be required to LED power driver to drive LED operation, in order to ensure LED power driver Normal work, need good heat dissipation effect, the heat in LED power driver exhaled in time.For in room For the power supply of outer work, not only to ensure that LED power driver has good heat dissipation effect, it is also necessary to which there is waterproof effect Fruit enters inside LED power driver to avoid outdoor rainwater etc., causes the short circuit of LED power driver internal circuit, burns Entire LED power driver is ruined, and well known LED power driver can not repair, causes the great wasting of resources and cost Rise, weakens the power savings advantages of LED lamp.

Structure used by LED power driver is at present：The circuit board of LED power driver is mounted on a box body It is interior, heat-conducting glue is then poured into box body, and circuit board and box body is enabled to form an entirety.Although this mode can play anti- Water, heat dissipation effect, but its there is also following deficiencies：

1, it is encapsulated in box body due to circuit board by heat-conducting glue, causing box body, circuit board to form one can not tear open The entirety unloaded can not repair at all if the circuit in circuit board goes wrong or exception, can only drive entire LED power Device is scrapped, and results in huge waste in this way, and be unfavorable for environmental protection.

2, since the cooling fin in LED power driver is buried in heat-conducting glue, the path of heat dissipation will be passed through thermally conductive It is being transmitted to outside box body after the heat-conducting glue of coefficient very little, the efficiency of such heat exchange is just very low, so as to shorten entire LED power The service life of driver.

3, the box cover of the both ends installation of box body is fixed by screw, outdoors in use, easily because of the change of day and night temperature Change causes thermal expansion and cold contraction effect top to loosen the screw a little and lead to seal failure.

4, the input and output electric wire of well known LED power driver is to separate both ends outlet, in the lamps and lanterns of certain structures In, such driving is installed, the problem of appearance position is interfered.

In view of the above, the present inventor proposes following technical scheme.

Utility model content：

The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of water proof type LED power driver.

In order to solve the above-mentioned technical problem, the utility model uses following technical proposals：Water proof type LED power driving Device includes：One metal outer box, the circuit board assemblies being installed in metal outer box and the box cover with the cooperation of metal outer box port；Institute Through encapsulating integral packaging in a sealed colloid, which is installed in metal outer box the circuit board assemblies stated, and leads to The cooperation for crossing box cover and metal outer box is encapsulated in metal outer box；The circuit board assemblies include：Circuit board is fixed on Metal heat-conducting plate on circuit board and the conducting wire being connected on circuit board, the circuit board assemblies are integrally fixed on sealed colloid Interior, which extends to outside sealed colloid, and the perforation of the second conducting wire by opening up on box cover extends to outside metal outer box.

Furthermore, in above-mentioned technical proposal, the number of conductors is two, extends to metal outer box same side Outside.

Furthermore, in above-mentioned technical proposal, the shape of the sealed colloid is matched with the cavity of metal outer box, and its Between by interference fit formed stablize assembly.

Furthermore, in above-mentioned technical proposal, at least one face of the metal heat-conducting plate is revealed in outside sealed colloid Surface, and fitted closely with outer box inner wall.

Furthermore, in above-mentioned technical proposal, the sealed colloid is fixed with one close to metal outer box port side and leads Line bracket.

Furthermore, in above-mentioned technical proposal, at least one pillar is formed on the wire support, the pillar one Body is fixed in the sealed colloid, and wire support is enabled to be stably connected with sealed colloid.

Furthermore, in above-mentioned technical proposal, the wire support is also set up there are two leading for conducting wire passes through first Line perforation, first conducting wire perforation are corresponding with the second conducting wire perforation in the box cover.

Furthermore, in above-mentioned technical proposal, the box cover is installed in metal outer box by way of being fixed At chamber port.

Furthermore, in above-mentioned technical proposal, the metal outer box are aluminium box.

After adopting the above technical scheme, the utility model has the advantages that compared with prior art：

1, due to metal outer box and to be packaged with the sealed colloid of circuit board assemblies be an independent individual, passed through The mode of cooperation of being full of forms stable removable assembly, enables the utility model have extremely strong waterproof effect, and work as test product When occurring abnormal, sealed colloid can be cut quickly part is repaired or changed to circuit board, simplify the process of dismantling and save at This.

2, it since to be revealed in heat-conducting glue external in metal heat-conducting plate at least one face, and is closely pasted with metal outer box inner wall Close, thus will efficiently can be installed on circuit board triode operation when the heat that generates be transmitted to metal outer box, can effectively extend The service life of the utility model.

3, due to being to be installed between box cover and metal outer box by way of being fixed, this assembly method can be effective Overcome easy water leakage defect caused by well known lock screw fashion, the waterproof effect of the utility model can be effectively improved and uses the longevity Life.

4, it since two conducting wires in the utility model stretch out in the same outside of metal outer box, facilitates in certain special skies Between be not suitable for two bring out it is difficult to install caused by wire way.

Detailed description of the invention：

Fig. 1 is the main view of the utility model；

Fig. 2 is the assembling schematic diagram of metal heat-conducting plate and circuit board in the utility model；

Fig. 3 is the structural schematic diagram of wire support in the utility model；

Fig. 4 is the exploded view of the utility model.

Specific embodiment：

The present invention will be further described with attached drawing combined with specific embodiments below.

It is a kind of water proof type LED power driver as shown in Fig. 1-4 comprising：Metal outer box 1 are installed on metal outer box Circuit board assemblies 2 in 1 and the box cover 3 with the cooperation of 1 port of metal outer box.Wherein, the circuit board assemblies 2 pass through encapsulating Integral packaging enables circuit board assemblies 2 and sealed colloid 4 form an independent assembly, the sealant in a sealed colloid 4 Body 4 is installed in metal outer box 1, and is encapsulated in metal outer box 1 by the cooperation of box cover 3 and metal outer box 1, this reality is enabled There is extremely strong waterproof effect with novel.That is, metal outer box 1 are with the sealed colloid 4 for being packaged with circuit board assemblies 2 One independent individual, between stable assembly is formed by way of interference fit, can be fast when test product occurs abnormal Speed cuts sealed colloid so that part is repaired or changed to circuit board, simplifies the process and save the cost of dismantling.

The circuit board assemblies 2 include：Circuit board 22, the metal heat-conducting plate 21 being fixed on circuit board 22, Yi Jilian The conducting wire 24 being connected on circuit board 22, wherein circuit board 22, metal heat-conducting plate 21 and 24 one end of conducting wire are integrally sealed by encapsulating In a sealed colloid 4, wherein at least one face of metal heat-conducting plate 21 is revealed in 4 outer surface of sealed colloid, and conducting wire 24 is another One end extends to outside sealed colloid 4, and the conducting wire 24 passes through the second conducting wire perforation 31 opened up on box cover 3 and extends to metal outer box Outside 1.

In order to keep conducting wire 24 more stable when in use, fixed in the sealed colloid 4 close to 1 port side of metal outer box There is a wire support 23, at least one pillar 231 is formed on the wire support 23, which is integrally fixed on described close In adhesive body 4, wire support 23 is enabled to be stably connected with sealed colloid 4.In addition, the wire support 23 is also set up, there are two for leading The first conducting wire perforation 232 that line 24 passes through, first conducting wire perforation 232 are opposite with the second conducting wire perforation 31 in the box cover 3 It answers.24 end of conducting wire initially passes through the perforation of the first conducting wire in wire support 23 232, the second conducting wire perforation being then passed through on box cover 3 31 extend to outside metal outer box 1.

The shape of the sealed colloid 4 is matched with the cavity of metal outer box 1, and is formed and stablized by interference fit between it Assembly, wherein at least one face of metal heat-conducting plate 21 is revealed in 4 outer surface of sealed colloid, and contacts with 1 inner wall of metal outer box, The heat generated when so that efficiently the triode 221 installed on circuit board 22 can work is transmitted to metal outer box, can effectively prolong The service life of long the utility model.

24 quantity of conducting wire is two, is extended to outside 1 same side of metal outer box.Due to two in the utility model Conducting wire stretches out in the same outside of metal outer box 1, facilitates caused by certain special spaces unsuitable two bring out wire way It is difficult to install.

The box cover 3 is installed at 1 port of metal outer box by way of being fixed, and the box cover 3 also with conducting wire branch Frame 23 is fixed.Specifically, the box cover 3 is square, four insides form buckle, and pass through the buckle and metal outer box 1 forms stable assembly, and this assembly method can effectively overcome easy water leakage defect caused by well known lock screw fashion, can be effective Improve the service life of the utility model.

The metal outer box 1 are aluminium box, and box cover 3 is made of aluminium, so that heat dissipation performance with higher.

Circuit board assemblies 2 in the utility model are first fixed to one structure in the pre-assembly.Specifically, by electric Road plate is locked with metal heat-conducting plate 21, and two conducting wires being electrically connected with circuit board are passed through two in wire support First conducting wire perforation, then put it into one can encapsulating encapsulation mold in.At least one face of metal heat-conducting plate 21 is kept and mould The inner wall of tool is bonded, and pours into suitable thermosetting property sealant, is taken out after sealant is cooled and shaped as sealed colloid 4, is enabled metal Heat-conducting plate 21, circuit board 22, wire support 23 are packaged in sealed colloid 4, form the circuit board assemblies 2 of integral structure, In, described at least one face of metal heat-conducting plate 21 is revealed in 4 outer surface of sealed colloid.Metal outer box closed at one end are added again Heat makes its expansion, then the overall structure that quick insertion circuit board assemblies 2 and sealed colloid 4 are formed to a suitable temperature, In, the second conducting wire perforation that two conducting wires pass through box cover is revealed in outside box cover, and box cover is fixed with metal outer box.With laggard Row cooling treatment enables and forms interference fit fixation between circuit board assemblies 2 and metal outer box 1, and fits closely, and enables this practical new Type has extremely strong waterproof effect, wherein and at least one face of metal heat-conducting plate 21 is fitted closely with 1 inner wall of metal outer box, so that Can effective, ultimately form a complete water proof type LED power driver.

It certainly, is not to limit the utility model and implement the foregoing is merely specific embodiment of the utility model Range, all equivalent change or modifications done according to structure, feature and principle described in present utility model application the scope of the patents, should all wrap It includes in present utility model application the scope of the patents.

Claims

1. water proof type LED power driver comprising：One metal outer box (1), the circuit board group being installed in metal outer box (1) Part (2) and the box cover (3) cooperated with metal outer box (1) port；

It is characterized in that：The circuit board assemblies (2) pass through encapsulating integral packaging in a sealed colloid (4), the sealant Body (4) is installed in metal outer box (1), and is encapsulated in metal outer box by the cooperation of box cover (3) and metal outer box (1) (1) in；The circuit board assemblies (2) include：Circuit board (22), the metal heat-conducting plate (21) being fixed on circuit board (22), And it is connected to the conducting wire (24) on circuit board (22), which is integrally fixed in sealed colloid (4), this is led Line (24) one end extends to sealed colloid (4) outside, and the perforation of the second conducting wire by opening up on box cover (3) (31) extends to metal Outer box (1) are outside.

2. water proof type LED power driver according to claim 1, it is characterised in that：Conducting wire (24) quantity is two, It is extended to outside metal outer box (1) same side.

3. water proof type LED power driver according to claim 1, it is characterised in that：The shape of the sealed colloid (4) It is matched with the cavity of metal outer box (1), and is formed between it by interference fit and stablize assembly.

4. water proof type LED power driver according to claim 1, it is characterised in that：The metal heat-conducting plate (21) At least one face is revealed in sealed colloid (4) outer surface, and fits closely with outer box (1) inner wall.

5. water proof type LED power driver according to any one of claims 1-4, it is characterised in that：The sealant Body (4) is fixed with a wire support (23) close to metal outer box (1) port side.

6. water proof type LED power driver according to claim 5, it is characterised in that：On the wire support (23) At least one pillar (231) is formed, which is integrally fixed in the sealed colloid (4), enables wire support (23) It is stably connected with sealed colloid (4).

7. water proof type LED power driver according to claim 6, it is characterised in that：The wire support (23) also sets It sets there are two the first conducting wire passed through for conducting wire (24) perforation (232), which perforates in (232) and the box cover (3) The second conducting wire perforation (31) it is corresponding.

8. water proof type LED power driver according to claim 1, it is characterised in that：The box cover (3) is solid by engaging Fixed mode is installed at metal outer box (1) lumen port.

9. water proof type LED power driver according to claim 1, it is characterised in that：The metal outer box (1) are aluminium Box.