CN206807263U - A kind of cold-resistant low-temperature resistance power supply for outdoor lamp house - Google Patents
A kind of cold-resistant low-temperature resistance power supply for outdoor lamp house Download PDFInfo
- Publication number
- CN206807263U CN206807263U CN201720450306.6U CN201720450306U CN206807263U CN 206807263 U CN206807263 U CN 206807263U CN 201720450306 U CN201720450306 U CN 201720450306U CN 206807263 U CN206807263 U CN 206807263U
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- China
- Prior art keywords
- power supply
- low
- temperature resistance
- cold
- circuit board
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of cold-resistant low-temperature resistance power supply for outdoor lamp house, including：First outer casing of power supply, second source shell and electronic circuit board, first outer casing of power supply are fixedly connected with second source shell, gap between first outer casing of power supply and the second source shell be present, insulation low-temperature resistance filler is filled with the gap；The second source shell forms a cavity, and the electronic circuit board is arranged in the cavity, and low temperature resistant electrochemical capacitor is set on the electronic circuit board.Insulation low-temperature resistance filler ensure that the operating temperature of power supply, the cold and hot coefficient of expansion of low-temperature resistance filler that insulate is small, and it is arranged between first outer casing of power supply and second source shell, during preventing power supply body temperature by low turn of height, electronic component or pad are damaged caused by filler expands.Low-temperature electrolytic electric capacity can work at low ambient temperatures, further ensure the normal work of power supply.
Description
Technical field
It the utility model is related to power technique fields, more particularly to a kind of cold-resistant low-temperature resistance power supply for outdoor lamp house.
Background technology
Outdoor lights are exactly as its name suggests exposed illuminator out of doors.Generally can be with the road, landscape, building of surrounding
It is combined and carries out Lighting Design installation, so as to reaches the unification of its feature and artistry.Outdoor lights include road lamp, Landscape Lamp
(Chinese lamp, Firework lamp, oriental cherry lamp etc.), Lawn lamp (stainless steel turf lamp), underground lamp, the top of a wall lamp, outdoors projection lamp, Projecting Lamp,
Wall lamp etc..The voltage of outdoor lamp generally is 12v, therefore outdoor lamp is both provided with source, with this to effect of powering, institute
The power supply size of use will also select according to the power of light fixture, thus the normal operation of outdoor lamp power supply be outdoor lamp just
The essential condition often used.
In reality, the severe cold weather of condition very severe, the especially north that often outdoor lights use, often zero
Lower twenty or thirty degree Celsius, this power supply to outdoor lights is very big test, the power supply of existing in the market in such circumstances, or be lamp
Flash always, or being not work directly, very big puzzlement is caused to normal illumination.
Utility model content
The purpose of this utility model is to solve shortcoming present in prior art, and the one kind proposed is used for outdoor lights
The cold-resistant low-temperature resistance power supply of case.
To achieve these goals, the utility model employs following technical scheme：
A kind of cold-resistant low-temperature resistance power supply for outdoor lamp house, including：First outer casing of power supply, second source shell and electronics
Wiring board, first outer casing of power supply are fixedly connected with second source shell, first outer casing of power supply and the second source
Gap between shell be present, insulation low-temperature resistance filler is filled with the gap；The second source shell forms a sky
Chamber, the electronic circuit board are arranged in the cavity, and low temperature resistant electrochemical capacitor is set on the electronic circuit board.
Preferably, silica gel piece, the silica gel piece and the second source are provided with the side of the second source shell
Shell is fitted and connected.
Preferably, the low temperature resistant electrochemical capacitor is provided with multiple, and multiple low temperature resistant electrochemical capacitors are arranged on described
The both sides of electronic circuit board.
Preferably, in addition to control IC, Schottky diode, transformer, FET and rectifier bridge, the control IC,
The Schottky diode, the transformer, the FET and the rectifier bridge are fixedly installed on the electronic circuit
Electrically connected on plate and with the electronic circuit board.
Preferably, multiple function resistance and function electric capacity are additionally provided with the electronic circuit board.
Preferably, the insulation low-temperature resistance filler is polyurethane.
The beneficial effects of the utility model are：The utility model provides a kind of cold-resistant low-temperature resistance electricity for outdoor lamp house
Source, including：First outer casing of power supply, second source shell, electronic circuit board, first outer casing of power supply and second source shell are consolidated
Fixed connection, gap between first outer casing of power supply and the second source shell be present, resist in the gap filled with insulation
Low temperature filler；The second source shell forms a cavity, and the electronic circuit board is arranged in the cavity, the electricity
Low temperature resistant electrochemical capacitor is set on sub-circuit board.Insulation low-temperature resistance filler ensure that the operating temperature of power supply, and insulate low-temperature resistance
The cold and hot coefficient of expansion of filler is small, and is arranged between first outer casing of power supply and second source shell, prevents power supply fuselage
During temperature is by low turn of height, electronic component or pad are damaged caused by filler expands.Low-temperature electrolytic electric capacity can be with
Work at low ambient temperatures, further ensures the normal work of power supply.
Brief description of the drawings
Fig. 1 is that a kind of structure of the cold-resistant low-temperature resistance power supply for outdoor lamp house provided for the utility model embodiment is shown
It is intended to；
Symbol is expressed as in Fig. 1：
The outer casing of power supply of 1- first, 2- second source shells, 3- electronic circuit boards, 4- insulation low-temperature resistance fillers, 5- silica gels
Piece, 6- control IC, 7- Schottky diodes, 8- transformers, the low temperature resistant electrochemical capacitors of 9-, 10- FETs, 11- rectifier bridges.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.
As shown in figure 1, a kind of cold-resistant low-temperature resistance power supply for outdoor lamp house provided for the utility model embodiment, bag
Include：First outer casing of power supply 1, second source shell 2 and electronic circuit board 3, first outer casing of power supply 1 and second source shell 2
It is fixedly connected, gap between first outer casing of power supply 1 and the second source shell 2 is present, is filled with the gap exhausted
Edge low-temperature resistance filler 4, the insulation low-temperature resistance filler 4 is polyurethane.
The second source shell 2 forms a cavity, and the electronic circuit board 3 is arranged in the cavity, the electricity
Low temperature resistant electrochemical capacitor 9 is set on sub-circuit board 3.The operating temperature of general electrolytic electric capacity is -10-85 DEG C, common electrolysis electricity
Hold the capacitance at -30 DEG C and there was only normal 1/10th, far from meeting the needs of power supply normal work, that selects now is resistance to
The operating temperature of low-temperature electrolytic electric capacity 9 is -30-105 DEG C, as long as temperature can be with normal work in this scope.
Silica gel piece 5, the silica gel piece 5 and the second source shell 2 are provided with the side of the second source shell 2
It is fitted and connected.The low temperature resistant electrochemical capacitor 9 is provided with multiple, and multiple low temperature resistant electrochemical capacitors 9 are arranged on the electronics
The both sides of circuit board 3.
The cold-resistant low-temperature resistance power supply for outdoor lamp house that the present embodiment provides also includes control IC6, Schottky diode
7th, transformer 9, FET 10 and rectifier bridge 11, it is the control IC6, the Schottky diode 7, the transformer 8, described
FET 10 and the rectifier bridge 11 are fixedly installed on the electronic circuit board 3 and are electrically connected with the electronic circuit board 3
Connect.The design of transformer 8 is improved, clamp circuit is improved, makes the more efficient of power supply, be additionally provided with the electronic circuit board 3
Multiple function resistance and function electric capacity, the power supply employ the chip TL494IN of army grade, the use environment temperature of chip
For -40-80 DEG C.
From above-described embodiment, the utility model embodiment provides a kind of cold-resistant low-temperature resistance electricity for outdoor lamp house
Source, including：First outer casing of power supply 1, second source shell 2 and electronic circuit board 3, first outer casing of power supply 1 and second source
Shell 2 is fixedly connected, and gap between first outer casing of power supply 1 and the second source shell 2 is present, is filled in the gap
There is insulation low-temperature resistance filler 4；The second source shell 2 forms a cavity, and the electronic circuit board 3 is arranged on the sky
Intracavitary, low temperature resistant electrochemical capacitor 9 is set on the electronic circuit board 3.Insulation low-temperature resistance filler 4 ensure that the work temperature of power supply
Degree, insulation the low-temperature resistance 4 cold and hot coefficients of expansion of filler it is small, and be arranged on first outer casing of power supply and second source shell it
Between, during preventing power supply body temperature by low turn of height, electronic component or pad are damaged caused by filler expands.It is low
Warm electrochemical capacitor 9 can work at low ambient temperatures, further ensure the normal work of power supply.
It should be noted that herein, the relational terms of such as " first " and " second " or the like are used merely to one
Individual entity or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or operate it
Between any this actual relation or order be present.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Cover including for nonexcludability, so that process, method, article or equipment including a series of elements not only include those
Key element, but also the other element including being not expressly set out, or also include for this process, method, article or set
Standby intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Other identical element in the process including the key element, method, article or equipment also be present.
Described above is only specific embodiment of the present utility model, is made skilled artisans appreciate that or realizing this
Utility model.A variety of modifications to these embodiments will be apparent to one skilled in the art, institute herein
The General Principle of definition can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.
Therefore, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and original disclosed herein
The reason most wide scope consistent with features of novelty.
Claims (6)
- A kind of 1. cold-resistant low-temperature resistance power supply for outdoor lamp house, it is characterised in that including：First outer casing of power supply (1), the second electricity Source shell (2) and electronic circuit board (3), first outer casing of power supply (1) are fixedly connected with second source shell (2), and described Gap between one outer casing of power supply (1) and the second source shell (2) be present, filled in the gap filled with insulation low-temperature resistance Thing (4)；The second source shell (2) forms a cavity, and the electronic circuit board (3) is arranged in the cavity, described Low temperature resistant electrochemical capacitor (9) is set on electronic circuit board (3).
- 2. the cold-resistant low-temperature resistance power supply according to claim 1 for outdoor lamp house, it is characterised in that in the described second electricity The side of source shell (2) is provided with silica gel piece (5), and the silica gel piece (5) is fitted and connected with the second source shell (2).
- 3. the cold-resistant low-temperature resistance power supply according to claim 2 for outdoor lamp house, it is characterised in that the low temperature resistant electricity Solution electric capacity (9) is provided with multiple, and multiple low temperature resistant electrochemical capacitors (9) are arranged on the both sides of the electronic circuit board (3).
- 4. the cold-resistant low-temperature resistance power supply according to claim 3 for outdoor lamp house, it is characterised in that also include control IC (6), Schottky diode (7), transformer (8), FET (10) and rectifier bridge (11), the control IC (6), the Xiao Te Based diode (7), the transformer (8), the FET (10) and the rectifier bridge (11) are fixedly installed on the electricity Electrically connected on sub-circuit board (3) and with the electronic circuit board (3).
- 5. the cold-resistant low-temperature resistance power supply according to claim 4 for outdoor lamp house, it is characterised in that the electronic circuit Multiple function resistance and function electric capacity are additionally provided with plate (3).
- 6. the cold-resistant low-temperature resistance power supply for outdoor lamp house according to claim any one of 1-5, it is characterised in that described The low-temperature resistance filler (4) that insulate is polyurethane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720450306.6U CN206807263U (en) | 2017-04-25 | 2017-04-25 | A kind of cold-resistant low-temperature resistance power supply for outdoor lamp house |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720450306.6U CN206807263U (en) | 2017-04-25 | 2017-04-25 | A kind of cold-resistant low-temperature resistance power supply for outdoor lamp house |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206807263U true CN206807263U (en) | 2017-12-26 |
Family
ID=60738259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720450306.6U Expired - Fee Related CN206807263U (en) | 2017-04-25 | 2017-04-25 | A kind of cold-resistant low-temperature resistance power supply for outdoor lamp house |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206807263U (en) |
-
2017
- 2017-04-25 CN CN201720450306.6U patent/CN206807263U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |