CN207559129U - Attaching plug and its power supply adaptor - Google Patents
Attaching plug and its power supply adaptor Download PDFInfo
- Publication number
- CN207559129U CN207559129U CN201721429070.4U CN201721429070U CN207559129U CN 207559129 U CN207559129 U CN 207559129U CN 201721429070 U CN201721429070 U CN 201721429070U CN 207559129 U CN207559129 U CN 207559129U
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- CN
- China
- Prior art keywords
- attaching plug
- pin
- housing
- fixed part
- power supply
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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.)
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Abstract
The utility model is suitable for power technique fields, provides a kind of attaching plug and its power supply adaptor.Above-mentioned attaching plug, housing including insulation and the pin for connecting and can obtain electric energy with external power supply, the fixed part for being connect with the housing is provided on the pin, offered on the fixed part can with the housing with reference to and form the locating notch of firmware, be additionally provided on the fixed part for the enhancing structure of contact area between increase and housing.Above-mentioned power supply adaptor includes above-mentioned attaching plug.Attaching plug and its power supply adaptor provided by the utility model, frictional force and binding force between its pin of attaching plug and housing is big, binding site is stablized and fastness is high, pin is not in the phenomenon that loosening, give up the throne, rolling, meet requirements of the national standard, it is safe to use, improve the security and reliability that power supply adaptor uses.
Description
Technical field
The utility model belongs to power technique fields more particularly to a kind of attaching plug and its power supply adaptor.
Background technology
At present, the power supply adaptors such as domestic mobile phone, tablet computer, notebook are single-phase two-stage plug, two on plug
The distance between a pin needs to meet state-set standard, to meet the versatility of actual use.Due to state compulsion standard
In, the distance between two pins margin of tolerance very little, thus in later stage injection production, therefore, to assure that two prong positions
Stability, avoid loosen and can not normal use.
And present attaching plug, pin with plastic parts by being combined after plastic cement in-mould injection, but because of pin and plastic cement
The position that part is combined is smooth surface, thus the frictional force of binding site and binding force very little, causes this binding site easy
It loosens, the bad phenomenons such as give up the throne, roll occurs in pin, and so as to be unsatisfactory for national standard, there is also very big security risks.
Utility model content
The purpose of the utility model is to overcome above-mentioned the deficiencies in the prior art, provide a kind of attaching plug and its power supply
Adapter, the frictional force and binding force between its pin of attaching plug and housing are big, and binding site is stablized and fastness is high, and pin is not
The phenomenon that will appear loosening, giving up the throne, roll, requirements of the national standard is met, it is safe to use, improve power adaptation
The security and reliability that device uses.
The utility model is realized in this way：A kind of attaching plug, housing including insulation and for connecting with external power supply
The pin of electric energy is connect and can obtained, the fixed part for being connect with the housing, the fixed part are provided on the pin
On offer can with the housing with reference to and form the locating notch of firmware, be additionally provided with to increase on the fixed part
The enhancing structure of contact area between housing.
Optionally, the opposite two sides of the fixed part is both provided with the enhancing structure.
Preferably, the enhancing structure is multiple grooves or the pit being arranged on the fixed part.
Preferably, the enhancing structure is the multiple protrusions being arranged on the fixed part.
Optionally, each horizontally arranged setting of the enhancing structure.
Optionally, each enhancing structure setting is in " latticed ".
Optionally, each enhancing structure setting is in " twill-like ".
Optionally, the opposite both sides of the fixed part are both provided with the locating notch.
Optionally, one end that the pin is used to connect with external power supply is provided with guiding surface.
The utility model additionally provides a kind of power supply adaptor, including above-mentioned attaching plug.
Attaching plug and its power supply adaptor provided by the utility model, the attaching plug on pin by being provided with
For the fixed part being connect with housing, and locating notch and enhancing structure are provided on fixed part.So as to be noted with housing
It, can also be by the locating notch, when can not only limit the link position between pin and housing, and be molded during modeling connection
Firmware is formed in the locating notch, link position fastness is enhanced by the firmware, it is ensured that can between pin and housing
By connection.Meanwhile the enhancing structure of setting can increase the contact area between fixed part and housing, improve rubbing between the two
Power and binding force are wiped, further improves the firm stable connected between pin and housing, is avoided because of pin connection position
It puts insecure and the distance between two pins is made to change, cause not meeting national standard, use reliability and safety
The problem of variation, occurs.And the power supply adaptor with the attaching plug, structural stability is good, safe to use.
Description of the drawings
Fig. 1 is the partial cutaway schematic for the attaching plug that the utility model embodiment provides；
Fig. 2 is the structure diagram for the pin that the utility model embodiment provides；
Fig. 3 is the front view for another structure of pin that the utility model embodiment provides.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention is further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
The specific implementation of the utility model is described in detail below in conjunction with specific embodiment：
As depicted in figs. 1 and 2, the attaching plug 1 provided in the utility model embodiment, 11 He of housing including insulation
For the pin 12 of electric energy to be connect and can obtained with external power supply.12 one end of pin is come for being inserted into inside external power supply
Obtain electric energy (in the jack of such as power outlet), and the other end then be used for corresponding electrical equipment connection (such as power cord or
Transformer etc.).And in order to satisfy the use demand, 12 numbers of pin set on the housing 11 are at least two, also, each pin
The distance between 12 meet state specified standards, to ensure the versatility used.
Optionally, in order to ensure the firm stable connected between pin 12 and housing 11, pin 12 is avoided to loosen
And influence the spacing between each pin 12 and the safety used.In the utility model embodiment, as shown in Figure 1 to Figure 3,
The fixed part 13 for being connect with housing 11 is provided on pin 12, then being offered on fixed part 13 can be combined with housing 11
And the locating notch 15 of firmware 14 is formed, the fixed part 13 is be bonded for being carried out with housing 11, and due on fixed part 13
When offering locating notch 15, thus manufacturing, form the plastic cement of housing 11 for being molded and will fill the locating notch 15, and
Can form firmware 14 after cooling condensation in the locating notch 15, and the firmware 14 with housing 11 be it is integrally formed,
Structural strength is high, thus pin 12 is wrapped up just being capable of providing and reliably be supported by firmware 14.Also, locating notch 15 is set
It puts, can also play the role of limiting link position between pin 12 and housing 11, enable one end that pin 12 exposes that there is symbol
The connection length for closing requirement to connect with extraneous power supply.The locating notch 15 can be " V " shape or the shapes such as rectangular.
Optionally, as shown in Figure 1 to Figure 3, the fastness be bonded between housing 11 to improve fixed part 13, also in fixed part
The enhancing structure 16 for increasing the contact area between housing 11 is provided on 13, which plays increase and fix
The effect of 13 surface roughness of portion.In this way, in production process is molded, the plastic cement of molten will be filled into entire enhancing structure
In 16, just play the role of increasing frictional force between fixed part 13 and housing 11, enhanced binding force between the two, into one
Step improves the fastness connected between pin 12 and housing 11, avoids making two to insert since 12 link position of pin is insecure
The distance between foot 12 changes, and causes to occur the problem of not meeting national standard, use reliability and deterioration of safety.It should
The setting of attaching plug 1, being connected firmly, stablizing between pin 12 and housing 11 are not in loosen, give up the throne, rolling
The phenomenon that, requirements of the national standard is met, it is safe to use, improve the security and reliability that power supply adaptor uses.
Optionally, it during manufacture, the two sides in 13 width direction of fixed part may be selected selects a selection to be provided with the enhancing knot
Structure 16.And in the utility model embodiment, in order to improve the firm stable of bonding, it is all provided on the opposite two sides of fixed part 13
It is equipped with enhancing structure 16.
Preferably, which is multiple grooves or the pit being arranged on fixed part 13.Groove and pit are set
It puts, the roughness on 13 surface of fixed part can be improved, and then the bonding binding force between housing 11 can be improved.
Preferably as another realization method of enhancing structure 16, which, which can also be, is arranged on fixation
Multiple protrusions in portion 13.Protrusion can be salient point or a lower height of convex cylinder, can equally improve binding force, play increasing
The effect of strong binding force.
Optionally, in setting, can according to different set-up modes, using by each 16 horizontally arranged setting of enhancing structure,
It may also be and set each enhancing structure 16 in " latticed " or the setting of each enhancing structure 16 in " twill-like ".It is or other
Set-up mode.
It further, can also be in fixed part 13 as shown in figure 3, in order to enhance the binding force between fixed part 13 and housing 11
On offer mounting hole 18, which is through-hole, so as to form limited post in the mounting hole 18, is further promoted viscous
Connect the fastness of position.The mounting hole 18 can be circular hole or square hole.And in the utility model embodiment, which is
It is tri-angle-holed.
Optionally, in order to improve the stability of 12 bonding location of pin, it is fixed to be both provided in the opposite both sides of fixed part 13
Position notch 15.
Optionally, as shown in Figure 1 to Figure 3, one end that pin 12 is used to connect with external power supply is provided with guiding surface 17.
In this way, when pin 12 is connect with external power supply, during insertion, which can play the work of guiding
With, improve be inserted into connection convenience.
Attaching plug 1 provided in the utility model embodiment, it is fixed by being provided on the fixed part 13 of pin 12
Position notch 15 and enhancing structure 16.Thus when being molded connection with housing 11, it, can be at this in injection by the locating notch 15
Firmware 14 is formed in locating notch 15, which can wrap up fixing piece, so as to enhance pin 12 and housing 11
The fastness of connection.Meanwhile it by being provided with enhancing structure 16 on fixed part 13, increases between fixed part 13 and housing 11
Contact area, improve frictional force and binding force between the two, further improve what is connected between pin 12 and housing 11
The distance between firm stable, two pins 12 will not change, and use reliability is high.
A kind of power supply adaptor is additionally provided in the utility model embodiment, including above-mentioned attaching plug 1.Due to above-mentioned
12 stable structure of pin on attaching plug 1, fastness is good, is not in loosen, give up the throne, rolling during use
The phenomenon that, the spacing that pin is 12 remains at requirements of the national standard, safe to use, improves power supply adaptor use
Security and reliability.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
1. a kind of attaching plug, which is characterized in that housing including insulation and can obtain electricity for being connect with external power supply
Can pin, the fixed part for being connect with the housing is provided on the pin, being offered on the fixed part can be with
The housing with reference to and form the locating notch of firmware, be additionally provided with to increase with contacting between housing on the fixed part
The enhancing structure of area.
2. attaching plug as described in claim 1, which is characterized in that the opposite two sides of the fixed part is both provided with the increasing
Strong structure.
3. attaching plug as described in claim 1, which is characterized in that the enhancing structure is to be arranged on the fixed part
Multiple grooves or pit.
4. attaching plug as described in claim 1, which is characterized in that the enhancing structure is to be arranged on the fixed part
Multiple protrusions.
5. the attaching plug as described in claim 3 or 4, which is characterized in that each horizontally arranged setting of enhancing structure.
6. the attaching plug as described in claim 3 or 4, which is characterized in that each enhancing structure setting is in " latticed ".
7. the attaching plug as described in claim 3 or 4, which is characterized in that each enhancing structure setting is in " twill-like ".
8. attaching plug as described in claim 1, which is characterized in that it is described fixed that the opposite both sides of the fixed part are both provided with
Position notch.
9. attaching plug according to any one of claims 1 to 4, which is characterized in that the pin is used for and external power supply
One end of connection is provided with guiding surface.
10. a kind of power supply adaptor, which is characterized in that including attaching plug as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721429070.4U CN207559129U (en) | 2017-10-30 | 2017-10-30 | Attaching plug and its power supply adaptor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721429070.4U CN207559129U (en) | 2017-10-30 | 2017-10-30 | Attaching plug and its power supply adaptor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207559129U true CN207559129U (en) | 2018-06-29 |
Family
ID=62681571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721429070.4U Active CN207559129U (en) | 2017-10-30 | 2017-10-30 | Attaching plug and its power supply adaptor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207559129U (en) |
-
2017
- 2017-10-30 CN CN201721429070.4U patent/CN207559129U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |