CN106301010B - A kind of power supply adaptor of safety electric shock-prevention - Google Patents
A kind of power supply adaptor of safety electric shock-prevention Download PDFInfo
- Publication number
- CN106301010B CN106301010B CN201611000110.3A CN201611000110A CN106301010B CN 106301010 B CN106301010 B CN 106301010B CN 201611000110 A CN201611000110 A CN 201611000110A CN 106301010 B CN106301010 B CN 106301010B
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- Prior art keywords
- bolt
- extension member
- outer extension
- shell
- power supply
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Secondary Cells (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The present invention relates to the technical fields of power supply adaptor, more particularly to a kind of power supply adaptor of safety electric shock-prevention, including shell and the bolt intracorporal into shell can be collected, it can stretch out equipped with outer extension member towards the outside at the correspondence bolt of shell to increase the safe distance on the outside of bolt, bolt is converted into use state This move automatic traction outer extension member from collecting state and stretches out, compared with prior art, the application controls the use state or collecting state of outer extension member using stowable bolt, this linkage effect makes to operate more convenient, it is humanized, solve the problems, such as that needing to manually control outer extension member in the past stretches out or recycle, and, stowable bolt and telescopic outer extension member are used simultaneously, the area of the mating surface under collecting state can be effectively reduced, and then reduce the overall dimensions of power supply adaptor, make power adaptation The occupied space of device is smaller, is more convenient storage.
Description
Technical field
The present invention relates to the technical fields of power supply adaptor, more particularly to a kind of power supply adaptor of safety electric shock-prevention.
Background technique
Power supply adaptor is the power supply conversion equipment of small portable electronic device and electronic apparatus, its work is former
Reason exchange input is converted to direct current output, is called external power supply, is the power supply of small portable electronic device and electronic apparatus
Voltage conversion device is common on the small-sized electronic products such as mobile phone, liquid crystal display and laptop.Power supply adaptor
Structure mainly includes shell, bolt, elastic slice and output module composition, wherein power supply adaptor is matched with female contact
Plane is known as mating surface.
Currently, the overall dimensions of adapter in order to easy to use and carry, can be designed sufficiently small by people, and still, one
As the bolt overwhelming majority of power supply adaptor insertion power outlet be all exposed, if lesser suitable in order to obtain size merely
Orchestration, and violated national direct insertion power adaptor safety standard, i.e., the distance between the edge of bolt from mating surface is many
In 6.5mm, which is also referred to as safe distance, when people are inserted using the power supply adaptor to fail safety standards insertion power supply
When seat, it is extremely easy to happen finger electric shock phenomenon, i.e., when the distance between the edge of bolt from joint surface is less than 6.5, due to inserting
Sell very short with the distance between the lateral edge of power supply adaptor, during plug, finger is easy for sliding into and insert manpower
Conjunction face is contacted with bolt, is caused electric shock phenomenon, be can not achieve safety utilization of electric power.There is a kind of attaching plug at present, structure includes shell
Body and outer extension member set on shell two sides, the outer extension member can be stretched out towards the outside at the correspondence bolt of shell to increase on the outside of bolt
Safe distance, solve the problems, such as that easy finger gets an electric shock by the way that outer extension member is arranged, but there is still a need for manually directly to overhanging
Part, which carries out operation, to switch it, moreover, outer extension member is easily opened when carrying or storing, and then the practicality is not
By force, not humanized enough.
Summary of the invention
It is an object of the invention to aiming at the shortcomings in the prior art, and a kind of power supply adaptor is provided, the power adaptation
Device has stowable bolt and can be easy to operate on the basis of ensuring safe handling.
The purpose of the application is achieved through the following technical solutions:
A kind of power supply adaptor of safety electric shock-prevention is provided, including shell and the bolt intracorporal into shell can be collected, be equipped with
Outer extension member can be stretched out towards the outside at the correspondence bolt of shell to increase the safe distance on the outside of bolt, and bolt becomes from collecting state
Shift to the stretching of use state This move automatic traction outer extension member.
Wherein, it is equipped with actuator, during the bolt is converted into use state from collecting state, actuator driving is overhanging
Part stretches out.
Wherein, the actuator is spring, and bolt blocks outer extension member under collecting state;Bolt releases in a state of use
Clamping to outer extension member, the spring drive the outer extension member to stretch out towards the outside of shell.
Wherein, there are two the outer extension members, two outer extension members are respectively provided at the two sides of shell.
Wherein, bolt is converted into collecting state This move automatic traction outer extension member from use state and returns towards the inside of shell
It receives.
Wherein, the outer extension member is equipped with inclined-plane, described during the bolt is converted into collecting state from use state
Bolt pushes inclined-plane so that the outer extension member recycles.
Wherein, the shell offers sliding slot, and the outer extension member is inserted into the sliding slot, and the sliding slot guides outer extension member towards shell
Outer Slideslip at the correspondence bolt (2) of body (1).
Beneficial effects of the present invention:
The power supply adaptor of safety electric shock-prevention of the application a kind of, compared with prior art, the application using bolt from
Collecting state is converted into the movement of use state to drive outer extension member to stretch out, this linkage effect make to operate it is more convenient, more
Hommization solves the problems, such as to need to manually control outer extension member stretching in the past, moreover, simultaneously using stowable bolt and overhanging
Part can effectively reduce the area of the mating surface under collecting state, and then reduce the overall dimensions of power supply adaptor, make
The occupied space of power supply adaptor is smaller, be more convenient storage, therefore the application have the characteristics that it is easy to operate.
Detailed description of the invention
The application is described further using attached drawing, but the embodiment in attached drawing does not constitute any limit to the application
System, for those of ordinary skill in the art, without creative efforts, can also obtain according to the following drawings
Other attached drawings.
Fig. 1 is a kind of exploded view of the power supply adaptor of safety electric shock-prevention of the application.
Fig. 2 is a kind of structural schematic diagram of the collecting state of the power supply adaptor of safety electric shock-prevention of the application.
Fig. 3 is a kind of structural schematic diagram of the use state of the power supply adaptor of safety electric shock-prevention of the application.
Fig. 4 is a kind of structural schematic diagram of the outer extension member of the power supply adaptor of safety electric shock-prevention of the application.
Appended drawing reference: 1- shell；11- upper housing；12- support plate；13- lower case；111- mating surface；112- accommodation groove；
113- sliding slot；2- bolt；3- outer extension member；The inclined-plane 31-；32- groove 32；4- spring.
Specific embodiment
The application is further described with the following Examples.
Embodiment 1
A kind of one of the specific embodiment of power supply adaptor of safety electric shock-prevention of the application, as shown in Figures 1 to 4,
Including shell 1 and the bolt 2 in shell 1 can be collected, wherein shell 1 includes upper housing 11, lower case 13 and is arranged upper
Support plate between shell 11, lower case 13, upper housing 11 offer the accommodation groove 112 for collecting bolt 2, and the one of bolt 2
End is provided with shaft, in shaft merging accommodation groove 112 and can rotate, so make bolt 2 may be at collecting state (Fig. 2) and
Use state (Fig. 3).The power supply adaptor of the present embodiment is additionally provided with outer extension member 3, which can be towards the correspondence bolt 2 of shell 1
The outside at place is stretched out to increase the safe distance in 2 outside of bolt, wherein the top surface of upper housing 11 becomes mating surface 111, safety away from
From referring to that bolt 2 cannot be less than 6.5mm, specifically, two overhanging there are two outer extension member 3 sets with a distance from 111 edge of mating surface
Part 3 is respectively provided at the two sides of upper housing 11, and effect can reduce the overall dimensions of power supply adaptor as much as possible, facilitate storage,
Of course ensure use safely on the basis of only side setting outer extension member 3 it is also possible；Upper housing 11 offers sliding slot
113, outer extension member 3 is inserted into the sliding slot 113, and sliding slot 113 guides outer extension member 3 towards the outer Slideslip at the correspondence bolt 2 of shell 1,
Wherein, sliding slot 113 plays the role of guiding, defines that outer extension member 3 can only be mentioned towards the outer Slideslip at the correspondence bolt 2 of shell 1
The fluency that high outer extension member 3 stretches out.
Bolt 2 is converted into use state (Fig. 3) This move automatic traction outer extension member 3 from collecting state (Fig. 2) and stretches out, tool
Body, is additionally provided with actuator inside upper housing 11, during bolt 2 is converted into use state from collecting state, actuator driving
Outer extension member 3 stretches out.In the present embodiment, actuator be spring 4, bolt 2 under collecting state, the two sides of upper housing 11 it is overhanging
Part compresses spring 4.Bolt 2 blocks outer extension member 3 under collecting state, specifically, outer extension member 3 is provided with a groove
32, the cross section of the groove 32 is identical as the cross section of accommodation groove 112, and groove 32 incorporates the bolt 2 in accommodation groove 112
Under collecting state, groove 32 is aligned with accommodation groove 112, and bolt 2 is in favorite places and blocks the groove 32 of outer extension member 3；It inserts
During pin 2 is converted into use state, bolt 2 rotationally disengages the groove 32 of outer extension member 3, i.e. bolt 2 solves in a state of use
Except the clamping to outer extension member, compressed spring 4 drives outer extension member to stretch out towards the outside of shell 1.The structure utilizes stowable
Bolt 2 controls the stretching of outer extension member 3, this linkage effect make to operate it is more convenient, it is humanized.
Bolt 2 is converted into collecting state (Fig. 2) This move automatic traction outer extension member 3 towards shell 1 from use state (Fig. 3)
Inside recycling, specifically, outer extension member 3 be equipped with inclined-plane 31, which is located at groove 32 towards the upper of the side inside shell 1
Side, bolt 2 is under use state, and outer extension member 3 is because under the driving effect of spring 4, being that the inclined-plane 31 of outer extension member 3 slides into accommodation groove
In 112, during bolt 2 is converted into collecting state from use state, apply the power of a pushing to bolt 2, bolt 2 rotates
And contacted with the inclined-plane of outer extension member 3 31, and then bolt 2 push inclined-plane 31 so that outer extension member 3 recycle, under the action of inclined-plane 31,
113 slid inwards recycle outer extension member 3 along the chute, until the groove 32 of the insertion of bolt 2 and clamping outer extension member 3, and then make 2 He of bolt
Outer extension member 3 is in collecting state.The structure controls the recycling of outer extension member 3 using stowable bolt 2, and this linkage effect makes
Operate it is more convenient, it is humanized.
Embodiment 2
The two of the specific embodiment of the power supply adaptor of a kind of safety electric shock-prevention of the application, the main skill of the present embodiment
Art scheme is same as Example 1, in the present embodiment unaccounted feature, using the explanation in embodiment 1, no longer carries out herein
It repeats.The present embodiment the difference from embodiment 1 is that: actuator is torsional spring, bolt under collecting state, the two sides of upper housing
Outer extension member compresses torsional spring.Torsional spring is more preferable than the elastic property of spring, so can increase outer extension member stretch out and recycling
Number, and then increase the service life of power supply adaptor.
Embodiment 3
The two of the specific embodiment of the power supply adaptor of a kind of safety electric shock-prevention of the application, the main skill of the present embodiment
Art scheme is same as Example 1, in the present embodiment unaccounted feature, using the explanation in embodiment 1, no longer carries out herein
It repeats.The present embodiment the difference from embodiment 1 is that: actuator is cam, and bolt 2 is converted into use from collecting state (Fig. 2)
During state (Fig. 3), shaft and cam engagement between bolt, in a state of use, the point contacted between shaft and cam
For range point, it can be reduced using cam using the elastic components bring elastic error such as spring, make structure more closely
With more convenient, safety.
In addition it should be noted that embodiment 1 using spring 4 as the structure of actuator and outer extension member 3 itself come real
Show and has stretched out or withdraw by the movement automatic traction outer extension member 3 converted using 2 collecting state of bolt and use state, certainly,
Can also go to reach using other mechanisms that can be realized reciprocating motion such as crank structure, partial gears drives outer extension member overhanging
Effect, brought effect is identical as above-mentioned scheme, is no longer repeated herein.
Finally it should be noted that above embodiments are only to illustrate the technical solution of the application, rather than the application is protected
The limitation of range is protected, although explaining in detail referring to preferred embodiment to the application, those skilled in the art are answered
Work as understanding, the technical solution of the application can be modified or replaced equivalently, without departing from the reality of technical scheme
Matter and range.
Claims (2)
1. a kind of power supply adaptor of safety electric shock-prevention, including shell and it can collect into the intracorporal bolt of shell, being equipped with outer extension member can
It stretches out towards the outside at the correspondence bolt of shell to increase the safe distance on the outside of bolt, characterized in that bolt is from collecting state
It is converted into the stretching of use state This move automatic traction outer extension member；Power supply adaptor is additionally provided with actuator, and the bolt is from receipts
During hiding state transformation to use state, actuator drives outer extension member to stretch out；Bolt is converted into collecting state from use state
This move automatic traction outer extension member is recycled towards the inside of shell；The actuator is spring, and bolt blocks under collecting state
Outer extension member；Bolt releases the clamping to outer extension member in a state of use, and the spring drives the outer extension member towards the outside of shell
It stretches out；The outer extension member is equipped with inclined-plane, and during the bolt is converted into collecting state from use state, the bolt is pushed
Inclined-plane is so that the outer extension member recycles；The shell offers sliding slot, and the outer extension member is inserted into the sliding slot, the sliding slot guiding
Outer extension member is towards the outer Slideslip at the correspondence bolt of shell.
2. the power supply adaptor of a kind of safety electric shock-prevention according to claim 1, it is characterized in that: the outer extension member has two
A, two outer extension members are respectively provided at the two sides of shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611000110.3A CN106301010B (en) | 2016-11-14 | 2016-11-14 | A kind of power supply adaptor of safety electric shock-prevention |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611000110.3A CN106301010B (en) | 2016-11-14 | 2016-11-14 | A kind of power supply adaptor of safety electric shock-prevention |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106301010A CN106301010A (en) | 2017-01-04 |
| CN106301010B true CN106301010B (en) | 2019-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611000110.3A Active CN106301010B (en) | 2016-11-14 | 2016-11-14 | A kind of power supply adaptor of safety electric shock-prevention |
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| Country | Link |
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| CN (1) | CN106301010B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004071284A (en) * | 2002-08-05 | 2004-03-04 | Matsushita Electric Ind Co Ltd | Ac adapter |
| JP2004103597A (en) * | 2004-01-05 | 2004-04-02 | Mitsumi Electric Co Ltd | Ac adapter |
| CN201937072U (en) * | 2010-11-17 | 2011-08-17 | 深圳市航嘉驰源电气股份有限公司 | Adapter with replaceable plug and replaceable plug |
| CN203056167U (en) * | 2013-01-08 | 2013-07-10 | 深圳欧陆通电子有限公司 | Rotary pin assembly and power supply charger |
| CN206250985U (en) * | 2016-11-14 | 2017-06-13 | 东莞市盈聚电子有限公司 | A kind of power supply adaptor of safety electric shock-prevention |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203562559U (en) * | 2013-11-12 | 2014-04-23 | 陈士锷 | Safe-usage charger |
-
2016
- 2016-11-14 CN CN201611000110.3A patent/CN106301010B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004071284A (en) * | 2002-08-05 | 2004-03-04 | Matsushita Electric Ind Co Ltd | Ac adapter |
| JP2004103597A (en) * | 2004-01-05 | 2004-04-02 | Mitsumi Electric Co Ltd | Ac adapter |
| CN201937072U (en) * | 2010-11-17 | 2011-08-17 | 深圳市航嘉驰源电气股份有限公司 | Adapter with replaceable plug and replaceable plug |
| CN203056167U (en) * | 2013-01-08 | 2013-07-10 | 深圳欧陆通电子有限公司 | Rotary pin assembly and power supply charger |
| CN206250985U (en) * | 2016-11-14 | 2017-06-13 | 东莞市盈聚电子有限公司 | A kind of power supply adaptor of safety electric shock-prevention |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106301010A (en) | 2017-01-04 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170502 Address after: 523000, Yongxing, Guangdong Town, Shijie Province sand Village Road, No. 6, Dongguan Dongguan poly power supply Co., Ltd. Applicant after: Dongguan poly power supply Co., Ltd. Address before: Jin Long Jie Shijie Zhen He Tian Xia 523000 Guangdong city of Dongguan province No. 1 Applicant before: Dongguan Yingju Electronic Co., Ltd. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |