CN209001264U - Power supply adaptor pin configuration with heat dissipation and overheat power down function - Google Patents
Power supply adaptor pin configuration with heat dissipation and overheat power down function Download PDFInfo
- Publication number
- CN209001264U CN209001264U CN201821642458.7U CN201821642458U CN209001264U CN 209001264 U CN209001264 U CN 209001264U CN 201821642458 U CN201821642458 U CN 201821642458U CN 209001264 U CN209001264 U CN 209001264U
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- China
- Prior art keywords
- heat sink
- shell
- heat
- power supply
- plug
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- Expired - Fee Related
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Abstract
The power supply adaptor pin configuration with heat dissipation and overheat power down function that the utility model relates to a kind of, including shell, AC plug, overheat power-off unit, heat sink, overheating power-off unit includes thermal sensitive piece, movable spring slice, armature contact and fixed contact, thermal sensitive piece is separately connected the backside terminals of movable spring slice and AC plug, movable spring slice and armature contact connect, the fixed touching of armature contact fitting, the connection heat sink of fixed contact and junction are formed with fixed solder joint；Shell sets the first buckle and the second card slot, and heat sink sets the first card slot and the second buckle, and the first buckle adapts in the first card slot；Second buckle adapts in the second card slot；Shell sets heat discoloration band and heat release hole；Its effect for playing high temperature power-off improves the security performance of adapter under high temperature；Heat dissipation effect is preferable, and heat sink is convenient for disassembly and assembly, is conveniently replaceable heat sink；By the color change of heat discoloration band, the substantially temperature of adapter can be intuitively known, practicability is stronger.
Description
Technical field
The utility model relates to a kind of power supply adaptor field, refer in particular to a kind of with radiating and overheat power down function
Power supply adaptor pin configuration.
Background technique
Existing power supply adaptor is widely used in daily life, is supplied to different equipment work electricity
Source, as adapter or charging device.Though can meet the general requirement of people, the pin configuration of power supply adaptor does not have usually
Standby overheat power down function, security performance are poor.It is used as power supply adaptor is in charging for a long time, it is existing to be easy to produce high temperature
As, and when the temperature is excessively high, if do not stopped using, sizable security risk can be brought.In addition, existing power adaptation
The heat dissipation effect of device is poor, influences the normal use of power supply adaptor.In addition, user cannot intuitively understand adapter substantially
Temperature, practicability are poor.
Therefore, in the utility model patent application, applicant, which has studied intensively one kind, has heat dissipation and overheat power down function
Power supply adaptor pin configuration solve the above problems.
Utility model content
For deficiency present in the above-mentioned prior art, main purpose is to provide a kind of with heat dissipation and mistake the utility model
The power supply adaptor pin configuration of hot power down function plays the effect of high temperature power-off, improves the safety of adapter under high temperature
Energy；Also the heat transfer of pcb board to heat sink can be improved heat dissipation effect, meanwhile, heat sink is convenient for disassembly and assembly, is also convenient for
Different heat sinks is replaced, moreover, improving the heat dissipation effect of pcb board；Also by observing the color change of heat discoloration band
Know the substantially temperature of adapter, there is preferable intuitive and stronger practicability.
To realize above-mentioned purpose, the utility model adopts the following technical scheme:
A kind of power supply adaptor pin configuration with heat dissipation and overheat power down function, includes shell, is exposed to outside shell
The AC plug in portion, overheat power-off unit, the heat sink for adhering to pcb board being installed on shell, in which:
The shell includes baseplate part and the side plate that integrally extends to form backward along baseplate part periphery, the baseplate part
Front end face be integrally convexly equipped with preceding protrusion forward, the rear side of the preceding protrusion, which is recessed with forward, overheats power-off unit for install
Installation cavity；
The AC plug is fixed on the front side on preceding protrusion and stretching out preceding protrusion, and there are two the settings of AC plug, and every AC is inserted
The common produced by insert molding of head on preceding protrusion, stretch out installation cavity wall and formed for being electrically connected pcb board by the rear end of every AC plug
Backside terminals, the front side that preceding protrusion is stretched out in the front end of every AC plug forms the front side end for being electrically connected external power supply
Son；
The overheat power-off unit includes thermal sensitive piece, movable spring slice, armature contact and fixed contact, and the one of the thermal sensitive piece
End is fixedly connected on an at least backside terminals, and the other end of the thermal sensitive piece is in contact with one end of movable spring slice, the activity
The other end of elastic slice is fixedly connected with armature contact, and the armature contact is fixed on the inner wall of installation cavity by shaft, described
One end of the bottom end fitting fixed contact of armature contact, the other end of the fixed contact connects heat sink and junction is formed with
For being electrically connected the fixation solder joint of pcb board；
Installation pillar is convexly equipped on the inner wall of the shell, the installation pillar is equipped with the first buckle, aforementioned heat sink
Lower end be recessed with the first card slot, the heat sink connect with installation pillar, and first buckles and adapt in the first card slot；The shell
Inner wall is recessed with the second card slot on rear side of the top of body, and the front end face of heat sink is convexly equipped with the second buckle, the second buckle adaptation
In in the second card slot；
The outside of the shell is equipped with several heat discoloration bands and several heat release holes, and the inner wall of the shell is equipped with dust-separation
Net, the filter are covered in the rear end of all heat release holes.
As a preferred embodiment, the heat release hole is set to the lower section on baseplate part and being located at preceding protrusion.
As a preferred embodiment, the heat discoloration band is set to the upper surface of preceding protrusion and/or the left end of side plate
On the outside of face.
As a preferred embodiment, the thermal sensitive piece is in having supplied arc shape upwards and thermal sensitive piece is in contact with movable spring slice
Joint face is high expansion face.
As a preferred embodiment, the front end face of the heat sink is equipped with rechargeable battery, the rechargeable battery electrical connection
There is charging interface, the side plate corresponds to charging interface and offers relief hole, and the charging interface is installed in relief hole.
The utility model has clear advantage and beneficial effect compared with prior art, specifically:
1, it is influenced to expand rapidly by high temperature by thermal sensitive piece, then bounces movable spring slice, lived so that movable spring slice drives
Movable contact is separated with fixed contact, plays the effect of power-off, improves the security performance of adapter under high temperature；
2, fixed contact is set on heat sink, on the one hand the heat transfer of pcb board to heat sink can be improved heat dissipation
Effect improves welding efficiency on the other hand convenient for the welding between pcb board；
3, heat sink is installed on shell by buckle-type, convenient for disassembly and assembly, is also convenient for replacing different heat sinks, is improved
The heat dissipation effect of pcb board；
4, by heat discoloration band, user is by observing the knowable adapter of color change of heat discoloration band substantially
Temperature has preferable intuitive and stronger practicability to decide whether to continue to use；
5, by rechargeable battery and charging interface, there can be preferable Social benefit and economic benefit in outdoor application；
6, overall construction design is ingenious rationally, and easy to assembly between each part, positioning consolidates, it is ensured that adapter has fine
Operational reliability and stability.
In order to explain the structural features and functions of the invention more clearly, come with reference to the accompanying drawing with specific embodiment to its into
Row is described in detail.
Detailed description of the invention
Fig. 1 is the three-dimensional assembling structure schematic diagram of the embodiment of the utility model；
Fig. 2 is the broken section structural schematic diagram of the embodiment of the utility model.
Drawing reference numeral explanation:
10, shell 11, baseplate part
111, installation pillar 112, first buckles
113, heat release hole 12, side plate
121, the second card slot 13, preceding protrusion
131, installation cavity 20, AC plug
21, backside terminals 22, front side terminal
30, heat sink 31, the first card slot
32, the second buckle 41, thermal sensitive piece
42, movable spring slice 43, armature contact
44, fixed contact 441, fixed solder joint
45, filter 50, rechargeable battery
51, charging interface 60, heat discoloration band.
Specific embodiment
The utility model is further described with specific embodiment with reference to the accompanying drawing.
As depicted in figs. 1 and 2, it is a kind of with radiate and overheat power down function power supply adaptor pin configuration, include
Shell 10, the AC plug 20 being exposed to outside shell 10, the overheat power-off unit being installed on shell 10, for adhering to pcb board
Heat sink 30, in which:
The shell 10 includes baseplate part 11 and the side plate 12 integrally extended to form backward along 11 periphery of baseplate part, institute
The front end face for stating baseplate part 11 is integrally convexly equipped with forward preceding protrusion 13, and the rear side of the preceding protrusion 13 is recessed with forward for installing
Overheat the installation cavity 131 of power-off unit；
The AC plug 20 is fixed on the front side on preceding protrusion 13 and stretching out preceding protrusion 13, and there are two the settings of AC plug 20,
The common produced by insert molding of every AC plug 20 on preceding protrusion 13, stretch out 131 inner wall of installation cavity and formed by the rear end of every AC plug 20
For being electrically connected the backside terminals 21 of pcb board, the front side that preceding protrusion 13 is stretched out in the front end of every AC plug 20 is formed for electricity
Property connection external power supply front side terminal 22；
The overheat power-off unit includes thermal sensitive piece 41, movable spring slice 42, armature contact 43 and fixed contact 44, the sense
One end of warm piece 41 is fixedly connected on an at least backside terminals 21, the other end of the thermal sensitive piece 41 and one end of movable spring slice 42
It is in contact, in the present embodiment, the thermal sensitive piece 41 is in having supplied arc shape and thermal sensitive piece 41 is in contact with movable spring slice 42 upwards
Joint face be high expansion face.
The other end of the movable spring slice 42 is fixedly connected with armature contact 43, and the armature contact 43 is fixed by shaft
In on the inner wall of installation cavity 131, the bottom end of the armature contact 43 is bonded one end of fixed contact 44, the fixed contact 44
The other end connects heat sink 30 and junction is formed with the fixation solder joint 441 for being electrically connected pcb board；
Installation pillar 111 is convexly equipped on 10 inner wall of shell, in the present embodiment, installation pillar 111 is set to substrate
On 11, the installation pillar 111 is equipped with the first buckle 112, and the lower end of aforementioned heat sink 30 is recessed with the first card slot 31, described
Heat sink 30 is connect with installation pillar 111, and the first buckle 112 adapts in the first card slot 31；On rear side of the top of the shell 10
Inner wall is recessed with the second card slot 121, and the front end face of heat sink 30 is convexly equipped with the second buckle 32, and second buckle 32 adapts to the
In two draw-in groove 121；
The front end face of the heat sink 30 is equipped with rechargeable battery 50, and the rechargeable battery 50 is electrically connected with charging interface
51, the corresponding charging interface 51 of the side plate 12 offers relief hole, and the charging interface 51 is installed in relief hole.In outdoor
When, it can be charged by charging interface 51 to corresponding mobile device.
The outside of the shell 10 is equipped with several heat discoloration bands 60 and several heat release holes 113, and the heat discoloration band is set
It is placed on the outside of the upper surface of preceding protrusion 13 and/or the left side of side plate 12.When the temperature of adapter is lower, heat discoloration band
60 be green；When temperature reaches certain numerical value, heat discoloration band 60 will be turned yellow；When temperature is higher, temperature-sensitive becomes
Colour band 60 will slowly become red, remind user's processing in time.
The heat release hole 113 is set to the lower section on baseplate part 11 and being located at preceding protrusion 13.10 inner wall of shell be equipped with every
Dirt net 45, in the present embodiment, the fixation of filter 45 are attached on the inner wall of shell 10, and the filter 45 is covered in all dissipate
The rear end of hot hole 113.By filter 45, dust is effectively prevent to enter in shell 10.
The utility model designing points are:
1, it is influenced to expand rapidly by high temperature by thermal sensitive piece, then bounces movable spring slice, lived so that movable spring slice drives
Movable contact is separated with fixed contact, plays the effect of power-off, improves the security performance of adapter under high temperature；
2, fixed contact is set on heat sink, on the one hand the heat transfer of pcb board to heat sink can be improved heat dissipation
Effect improves welding efficiency on the other hand convenient for the welding between pcb board；
3, heat sink is installed on shell by buckle-type, convenient for disassembly and assembly, is also convenient for replacing different heat sinks, is improved
The heat dissipation effect of pcb board；
4, by heat discoloration band, user is by observing the knowable adapter of color change of heat discoloration band substantially
Temperature has preferable intuitive and stronger practicability to decide whether to continue to use；
5, by rechargeable battery and charging interface, there can be preferable Social benefit and economic benefit in outdoor application；
6, overall construction design is ingenious rationally, and easy to assembly between each part, positioning consolidates, it is ensured that adapter has fine
Operational reliability and stability.The above is only the utility model preferred embodiment, not to the utility model
Technical scope imposes any restrictions, therefore made by the above technical examples according to the technical essence of the present invention any subtle repairs
Change, equivalent variations and modification, is still within the scope of the technical solutions of the present invention.
Claims (5)
1. a kind of power supply adaptor pin configuration with heat dissipation and overheat power down function, it is characterised in that: include shell, dew
AC plug, the overheat power-off unit, the heat sink for adhering to pcb board that are installed on shell in hull outside, in which:
The shell includes baseplate part and the side plate that integrally extends to form backward along baseplate part periphery, before the baseplate part
End face is integrally convexly equipped with forward preceding protrusion, and the rear side of the preceding protrusion is recessed with forward the installation for installing overheat power-off unit
Chamber；
The AC plug is fixed on the front side on preceding protrusion and stretching out preceding protrusion, and there are two the settings of AC plug, and every AC plug is total
With produced by insert molding on preceding protrusion, the rear end of every AC plug is stretched out after installation cavity wall formed for being electrically connected pcb board
Side terminal, the front side that preceding protrusion is stretched out in the front end of every AC plug form the front side terminal for being electrically connected external power supply；
The overheat power-off unit includes thermal sensitive piece, movable spring slice, armature contact and fixed contact, and one end of the thermal sensitive piece is solid
Surely an at least backside terminals are connected to, the other end of the thermal sensitive piece is in contact with one end of movable spring slice, the movable spring slice
The other end be fixedly connected with armature contact, the armature contact is fixed on the inner wall of installation cavity by shaft, the activity
One end of the bottom end fitting fixed contact of contact, the other end of the fixed contact connects heat sink and junction is formed with and is used for
It is electrically connected the fixation solder joint of pcb board；
Installation pillar is convexly equipped on the inner wall of the shell, the installation pillar is equipped with first and buckles, under aforementioned heat sink
End is recessed with the first card slot, and the heat sink is connect with installation pillar, and the first buckle adapts in the first card slot；The shell
Inner wall is recessed with the second card slot on rear side of top, and the front end face of heat sink is convexly equipped with the second buckle, and second buckle adapts to the
In two draw-in groove；
The outside of the shell is equipped with several heat discoloration bands and several heat release holes, and the inner wall of the shell is equipped with filter,
The filter is covered in the rear end of all heat release holes.
2. according to claim 1 have the power supply adaptor pin configuration for radiating and overheating power down function, feature exists
In: the heat release hole is set to the lower section on baseplate part and positioned at preceding protrusion.
3. according to claim 1 have the power supply adaptor pin configuration for radiating and overheating power down function, feature exists
In: the heat discoloration band is set on the outside of the upper surface of preceding protrusion and/or the left side of side plate.
4. according to claim 1 have the power supply adaptor pin configuration for radiating and overheating power down function, feature exists
In: the thermal sensitive piece is high expansion face in the joint face that arc shape and thermal sensitive piece are in contact with movable spring slice for upwards.
5. according to claim 1 have the power supply adaptor pin configuration for radiating and overheating power down function, feature exists
In: the front end face of the heat sink is equipped with rechargeable battery, and the rechargeable battery is electrically connected with charging interface, the side plate pair
Inductive charging interface offers relief hole, and the charging interface is installed in relief hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821642458.7U CN209001264U (en) | 2018-10-10 | 2018-10-10 | Power supply adaptor pin configuration with heat dissipation and overheat power down function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821642458.7U CN209001264U (en) | 2018-10-10 | 2018-10-10 | Power supply adaptor pin configuration with heat dissipation and overheat power down function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209001264U true CN209001264U (en) | 2019-06-18 |
Family
ID=66803415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821642458.7U Expired - Fee Related CN209001264U (en) | 2018-10-10 | 2018-10-10 | Power supply adaptor pin configuration with heat dissipation and overheat power down function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209001264U (en) |
-
2018
- 2018-10-10 CN CN201821642458.7U patent/CN209001264U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190618 Termination date: 20201010 |