CN206806665U - Power supply adaptor - Google Patents

Abstract

The utility model discloses a kind of power supply adaptor, wherein, power supply adaptor includes adapter housing, and a perforate is provided with the joint face of plug；Plug, slidable fit are provided with the contact pin being connected with socket on the adapter housing；Shell fragment, including abutting part, the fixed part being connected with the adapter housing and the deformations being connected between the abutting part and the fixed part；The abutting part abuts through the perforate with the contact pin, and the adapter housing, which is provided with, supplies the deformations to the deformation space of the direction deformation away from the plug.Technical solutions of the utility model avoid the contact pin loose contact of shell fragment and plug.

Description

Power supply adaptor

Technical field

Technical field of electronic equipment is the utility model is related to, more particularly to a kind of power supply adaptor.

Background technology

Power supply adaptor in order to adapt to the power outlet of country variant different size, the shell fragment of in general power supply adaptor with Replaceable plug is used in combination；Due to shell fragment and replaceable plug plug number it is many after, shell fragment easily toward replaceable plug insert The direction deformation moved when connecing so that the contact pin of shell fragment and replaceable plug connection it is no longer reliable, cause power supply adaptor with it is interchangeable Plug contact is bad and causes heating, so as to influence the normal use of power supply adaptor.

Utility model content

Main purpose of the present utility model is to provide a kind of power supply adaptor, it is intended to avoids shell fragment from being contacted with the contact pin of plug It is bad.

To achieve the above object, the utility model proposes power supply adaptor, the power supply adaptor includes adapter shell Body, a perforate is provided with the joint face of plug；

Plug, slidable fit are provided with the contact pin being connected with socket on the adapter housing；

Shell fragment, including abutting part, the fixed part that is connected with the adapter housing and it is connected to the abutting part and institute State the deformations between fixed part；The abutting part is abutted through the perforate with the contact pin, and the adapter housing is set Have and supply the deformations to the deformation space of the direction deformation away from the plug.

Preferably, tabletting is provided with the adapter housing, the tabletting presses the fixed part and is fixed on the tabletting Between the inwall of the adapter housing, the tabletting faces away from the recessed formation groove of one side in the abutting part direction, The inwall of the groove and the adapter housing encloses to form the deformation space.

Preferably, the fixed part is provided with positioning hole, is convexly equipped with the inwall of the adapter housing and the positioning The fixed column of hole adaptation, the tabletting are provided with the through hole being adapted to the fixed column；The fixed column is sequentially inserted into described fixed Position hole, the through hole, the shell fragment, the tabletting are fixed on the adapter housing.

Preferably, the inwall of the adapter housing is provided with neck, and the tabletting is connected in the neck.

Preferably, the perforate that the both ends provided with two confession abutting parts pass through in the adapter housing, it is described Fixed part is fixed on the inwall of the adapter housing.

Preferably, the fixed part is provided with screw, and the adapter housing is provided with corresponding with the screw spacing Hole, screw pass through the screw and the spacing hole, the shell fragment are fixed on the adapter housing.

Preferably, the abutting part is arranged to turning in the position abutted with the contact pin.

Preferably, the abutting part is provided with toward the direction of the contact pin in the corner extends the projection to be formed.

Preferably, the shell fragment also includes being connected with one end of the fixed part and for being fixed on the adapter housing The extension of inwall.

Preferably, the cross sectional shape of the abutting part is trapezoidal, rhombus or triangle.

Technical solutions of the utility model by adapter housing set possess abutting part, fixed part and be connected to The shell fragment of deformations between socket part and the fixed part, when plug slidable fit is in adapter housing, abutting part is in contact pin External force effect under, deformations can reduce abrasion of the contact pin to abutting part toward the deformation space deformation movement of adapter housing； After contact pin assembles in place, shell fragment is in view of the elastic force of itself, abutting part recover to abut with contact pin.So as to ensure that contact pin is connected to bullet In the case that the position of piece is constant, it is increasing that contact pin contacts dynamics with shell fragment, contact pin abutted with shell fragment it is more reliable, so as to avoid The contact pin loose contact of shell fragment and plug.

Brief description of the drawings

, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.

Fig. 1 is the structural representation of the embodiment adapter housing of the utility model power supply adaptor one and plug；

Fig. 2 is Fig. 1 view in transverse section；

Fig. 3 is the structural representation of another embodiment adapter housing of the utility model power supply adaptor and plug；

The adapter housing of Fig. 4 the utility model power supply adaptors and the structural representation at a visual angle of plug assembling；

Fig. 5 is Fig. 4 Section A-A figure；

Fig. 6 is adapter housing and the structural representation at another visual angle of plug assembling of the utility model power supply adaptor Figure；

Fig. 7 is Fig. 6 section B-B figure；

Drawing reference numeral explanation：

Label	Title	Label	Title
				100	Adapter housing	200	Shell fragment
101	Perforate	210	Abutting part
				211	Turning	220	Fixed part
221	Positioning hole	110	Fixed column
				300	Tabletting	301	Groove
212	It is raised	230	Deformations
				310	Through hole	121	Neck
10	Plug	11	Contact pin
				240	Extension	222	Screw
102	Spacing hole

Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.

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 part of the embodiment of the present utility model, rather than all Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise Lower obtained every other embodiment, belong to the scope of the utility model protection.

It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment It is only used for explaining relative position relation under a certain particular pose (as shown in drawings) between each part, motion conditions etc., such as When the fruit particular pose changes, then directionality instruction also correspondingly changes therewith.

In addition, the description for being related to " first ", " second " etc. in the utility model is only used for describing purpose, without being understood that To indicate or implying its relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", At least one this feature can be expressed or be implicitly included to the feature of " second ".In addition, the technical side between each embodiment Case can be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when the combination of technical scheme Occur conflicting or will be understood that the combination of this technical scheme is not present when can not realize, also not in the requires of the utility model Protection domain within.

The utility model proposes a kind of power supply adaptor.

In the utility model embodiment, referring to Figures 1 and 2, the power supply adaptor includes：

Adapter housing 100, a perforate 101 is provided with the joint face of plug 10；

Plug 10, slidable fit are provided with the contact pin 11 being connected with socket on the adapter housing 100；

Shell fragment 200, including abutting part 210, the fixed part 220 that is connected with the adapter housing 100 and it is connected to institute State the deformations 230 between abutting part 210 and the fixed part 220；The abutting part 210 through the perforate 101 with it is described Contact pin 11 abuts, and the adapter housing 100, which is provided with, supplies the deformations 230 to the direction deformation away from the plug 10 Deformation space (does not identify).

Conventional power supply adaptor is simply abutted using the elastic wall of a shell fragment with the contact pin of replaceable plug, and shell fragment is past The direction of contact pin movement produces deformation so that the contact action power between shell fragment and contact pin is smaller.When long-time use, shell fragment with After contact pin has plugged often, shell fragment causes shell fragment no longer to be abutted with contact pin due to being abutted with contact pin formed with abrasion, The final normal use for influenceing power supply adaptor.In consideration of it, in order to solve shell fragment and contact pin after a number of uses, between the two The technical problem that contact action power diminishes, the utility model is set in adapter housing 100 to be possessed abutting part 210, consolidates Determine the shell fragment 200 of portion 220 and the deformations 230 being connected between the abutting part 210 and the fixed part 220；It is being adapted to One perforate 101 is set on device housing 100, and the abutting part 210 of shell fragment 200 can be exposed by perforate 101 so that shell fragment 200 supports Socket part abuts with the contact pin 11 of plug 10.When contact pin 11 inserts in the horizontal direction to be abutted with abutting part 210, abutting part 210 holds Easily as contact pin 11 also produces the deformation toward horizontal direction, in order to avoid such case, deformation is set at the both ends of abutting part 210 Portion 230；It is arranged such, when the slidable fit of plug 10 is in adapter housing 100, contact pin 11 moves horizontally also along plug 10 Direction is moved, and while contact pin 11 holds abutting part 210, deformations 230 are under the external force effect of contact pin 11, deformations 230 Can be toward the deformation space deformation movement of the housing of adapter housing 100, abutting part 210 contacts with contact pin 11 while deformation is moved It is smaller, therefore contact pin 11 will not produce abrasion to abutting part 210；After contact pin 11 assembles in place, shell fragment 200 in view of itself Elastic force, its abutting part 210 recover to abut with contact pin 11.Simultaneously in order to ensure abutting part 210 during being abutted by contact pin 11, Do not allow to be also easy to produce displacement, influence the abutting between shell fragment 200 and contact pin 11；Therefore it is also associated with the both ends of deformations 230 solid Determine portion 220, be fixed on using fixed part 220 on the inwall of adapter housing 100 so that the deformations being connected with fixed part 220 230 in the case that deformation is toward movement in adapter housing 100, is also unlikely to produce too big displacement, is supported in order to avoid reducing Screen resilience of the socket part 210 after the stop motion of contact pin 11.

In the present embodiment, the mode that fixed part 220 is fixed on the inwall of adapter housing 100 can be：Screw spiral shell Hole connection, snap connection or grafting etc..It is arranged such, after adapter housing 100 and more than 10 slidable fit of plug, shell fragment 200 will not be worn with the moving direction deformation of contact pin 11 and produce permanent deformation, ensure that contact pin 11 and shell fragment In the case that 200 abutted positions are constant, contact pin 11 and the contact dynamics of shell fragment 200 are increasing, and abutting is more reliable, so as to ensure Adapter housing 100 contacts normally with plug 10.Contact pin 11 and the contact great efforts of shell fragment 200 simultaneously, are not in contact electricity Hinder the defects of big；Therefore user needs to use the dynamics of 10 times bigger than conventional elastic piece of dynamics to insert contact pin 11, reduces contact pin 11 With the contact resistance of shell fragment 200, the heating of contact area is reduced.

Technical solutions of the utility model by set in the adapter housing 100 possess abutting part 210, fixed part 220 with And the shell fragment 200 of the deformations 230 between abutting part 210 and the fixed part 220 is connected to, when the slidable fit of plug 10 is in suitable During orchestration housing 100, for abutting part 210 under the external force effect of contact pin 11, deformations 220 can be toward the deformation of adapter housing 100 Space deformation movement, reduces abrasion of the contact pin 11 to abutting part 210；After contact pin 11 assembles in place, shell fragment 200 in view of itself Elastic force, abutting part 210 recover abutted with contact pin 11.So as to ensure that contact pin 11 is connected to the constant situation in position of shell fragment 200 Under, it is increasing that contact pin 11 contacts dynamics with shell fragment 200, contact pin 11 abutted with shell fragment 200 it is more reliable, so as to avoid shell fragment 200 With the loose contact of contact pin 11 of plug 10.

In one embodiment, reference picture 5, the adapter housing 100 is interior to be provided with tabletting 300, and institute is pressed in the tabletting 300 State fixed part 220 to be fixed between the inwall of the tabletting 300 and the adapter housing 100, the tabletting 300 faces away from The one side in the direction of abutting part 210 is recessed to form groove 301, and the inwall of the groove 301 and the adapter housing 100 encloses Conjunction forms deformation space (not shown).

In the present embodiment, fixed part 220 is preferably provided with tabletting 300, presses fixed part 220 in adaptation using tabletting 300 On the inwall of device housing 100, tabletting 300 and the contact area of fixed part 220 are bigger, solid so as to further enhance fixed part 220 Due to the intensity of adapter housing 100.And face away from the recessed formation groove of one side in the direction of abutting part 210 in tabletting 300 301, the groove 301 and adapter housing 100 are formed to the deformation space moved as abutting part 210；It is arranged such, a side For face pressure piece 300 in fixed fixed part 220 on adapter housing 100, the groove 301 of another aspect tabletting 300 is used as abutting part 210 deformation space, save the inner space of adapter housing 100.

Preferably, reference picture 4 and Fig. 5, the fixed part 220 are provided with positioning hole 221, the adapter housing 100 The fixed column 110 being adapted to the positioning hole 221 is convexly equipped with inwall, the tabletting 300 is provided with and the fixed column 110 The through hole 310 of adaptation；The fixed column 110 is sequentially inserted into the positioning hole 221, the through hole 310, by the shell fragment 200, The tabletting 300 is fixed on the adapter housing 100.

In the present embodiment, by setting positioning hole 221, the projection on the inwall of adapter housing 100 in fixed part 220 Fixed column 110, when shell fragment 200 is arranged in adapter housing 100, shell fragment is inserted using the fixed column 110 on shell 100 Positioning hole 221 on 200, you can limit the lateral displacement of shell fragment 200.And set tabletting 300 to be fixed on fixed part 220, make The length travel of shell fragment 200 can be limited by obtaining tabletting 300.Simultaneously in order to which tabletting 300 can be allowed to be fixed portion 220, therefore in tabletting 300 are provided with the through hole 310 passed through for the fixed column 110, and fixed column 110 passes through the through hole 310 in tabletting 300, tabletting 300 It is close to fixed part 220.In the present embodiment, tabletting 300 can use mode connects for screw, snap connection or be bonded etc. mode be fixed on it is suitable On the inwall of orchestration housing 100.By being arranged such, on the one hand strengthen company of the shell fragment 200 on the inwall of adapter housing 100 Intensity is connect, on the other hand can also realize that the dismounting and change of shell fragment 200 is convenient.

Preferably, reference picture 5,6 and Fig. 7, the inwall of the adapter housing 100 are provided with neck 121, the tabletting 300 are connected in the neck 121.

First it is stuck in neck 121 after fixed part 220 is caught in fixed column 110, then by tabletting 300, finally by tabletting 300 Opposite side is also caught in fixed column 110 by through hole 310, you can completes whole installation process.It is arranged such, the He of shell fragment 200 The installation of tabletting 300 need not all set screw to fix, and in the case where ensure that bonding strength, while also beautify power adaptation The outward appearance of device.

In another embodiment, reference picture 3, the adapter housing 100 is interior to be provided with the two of two confessions abutting part 210 Hold through the perforate 101, the fixed part 220 is fixed on the inwall of the adapter housing 100.

In the present embodiment, adapter housing 100 is directly as the deformation space of abutting part 210, and abutting part 210 and shape The both ends of change portion connection directly may pass through two perforates 101, and deformations 230 can move in deformation into adapter housing 100 It is dynamic；On the one hand the security performance of power supply adaptor is improved, on the other hand can be that the deformations 230 of shell fragment 200 provide deformation space, To increase the contact action power between shell fragment 200 and contact pin 11.

Further, reference picture 3, the fixed part 220 are provided with screw 222, and the adapter housing 100 is provided with Spacing hole 102 corresponding with the screw, screw passes through the screw 222 and the spacing hole 102, by the shell fragment 200 It is fixed on the adapter housing 100.

Further, reference picture 2 and Fig. 5, the abutting part 210 are arranged to turning in the position abutted with the contact pin 11 211。

In order to further enhance the abutting intensity of abutting part 210 and contact pin 11, abutting part 210 is abutted with contact pin 11 Position set be in turning 211, and the turning 211 from a distance from contact pin 11 closer to, can easily be abutted with contact pin 11.And by turning 211 under the horizontal external force effect slided of contact pin 11 so that whole abutting part 210 can produce bigger screen resilience, so as to ensure When plug 10 inserts longer, abutting part 210 and the contact dynamics of contact pin 11 are bigger.In the present embodiment, the abutting part 210 Cross sectional shape is trapezoidal, rhombus or triangle.It is arranged such, it is in the above shape and structure, i.e. abutting part that abutting part 210, which is set, 210 all have one or more turnings 211, have bigger screen resilience, abutting part 210 is had with contact pin 11.

Further, reference picture 7, the abutting part 210 are provided with the direction toward the contact pin 11 on the turning 211 Extend the projection 212 formed.Specifically, the turning 211 of the abutting part 210 is the direct contact position of contact pin and shell fragment 200, And projection 212 is set in the position of turning 211, and if there is the phenomenon for running cloak in process of production in contact pin, the projection at turning 211 Position between 212 and contact pin is more close to, therefore projection 212 can abut more closely with contact pin 11, so as to cause contact not Good phenomenon, guarantee shell fragment 200 and contact pin 11 contact relatively reliable.

Further, reference picture 4 and Fig. 5 are strong in order to further lift connection of the shell fragment 200 on the inwall of shell 100 Degree, therefore, the shell fragment 200 also include be connected with one end of the fixed part 220 and be used for be fixed on the adapter shell The extension 240 of the inwall of body 100.The extension 240 is a part for shell fragment 200, is specifically connected to the one of fixed part 220 End, and set along the inwall of adapter housing 100 so that the available connection with adapter housing 100 of extension 240, from And further increase bonding strength of the whole shell fragment 200 in adapter housing 100.

Preferred embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, Every equivalent structure change under inventive concept of the present utility model, made using the utility model specification and accompanying drawing content Change, or directly/be used in other related technical areas indirectly and be included in scope of patent protection of the present utility model.

Claims (10)

1. a kind of power supply adaptor, it is characterised in that the power supply adaptor includes：

Adapter housing, a perforate is provided with the joint face of plug；

Plug, slidable fit are provided with the contact pin being connected with socket on the adapter housing；

Shell fragment, including abutting part, the fixed part that is connected with the adapter housing and it is connected to the abutting part and described solid Determine the deformations between portion；The abutting part abuts through the perforate with the contact pin, and the adapter housing is provided with confession The deformations are to the deformation space of the direction deformation away from the plug.

2. power supply adaptor as claimed in claim 1, it is characterised in that be provided with tabletting, the pressure in the adapter housing Piece presses the fixed part and is fixed between the inwall of the tabletting and the adapter housing, and the tabletting faces away from described The inwall of the recessed formation groove of one side in abutting part direction, the groove and the adapter housing encloses to form the deformation sky Between.

3. power supply adaptor as claimed in claim 2, it is characterised in that the fixed part is provided with positioning hole, the adaptation The fixed column being adapted to the positioning hole is convexly equipped with the inwall of device housing, the tabletting is provided with what is be adapted to the fixed column Through hole；The fixed column is sequentially inserted into the positioning hole, the through hole, the shell fragment, the tabletting is fixed on described suitable On orchestration housing.

4. power supply adaptor as claimed in claim 3, it is characterised in that the inwall of the adapter housing is provided with neck, The tabletting is connected in the neck.

5. power supply adaptor as claimed in claim 1, it is characterised in that be provided with described in two confessions and support in the adapter housing The perforate that the both ends of socket part pass through, the fixed part are fixed on the inwall of the adapter housing.

6. power supply adaptor as claimed in claim 5, it is characterised in that the fixed part is provided with screw, the adapter Housing is provided with spacing hole corresponding with the screw, and screw passes through the screw and the spacing hole, the shell fragment is consolidated Due on the adapter housing.

7. the power supply adaptor as described in any one in claim 1 to 6, it is characterised in that the abutting part is inserted with described The position that pin abuts is arranged to turning.

8. power supply adaptor as claimed in claim 7, it is characterised in that the abutting part is provided with toward institute in the corner The direction for stating contact pin extends the projection to be formed.

9. power supply adaptor as claimed in claim 8, it is characterised in that the shell fragment also includes one end with the fixed part Connection and for being fixed on the extensions of the adapter inner walls.

10. power supply adaptor as claimed in claim 9, it is characterised in that the cross sectional shape of the abutting part is trapezoidal, rhombus Or triangle.