CN207303539U - the protection door mechanism of socket - Google Patents

Abstract

Electrical safety technical field is the utility model is related to, the jack passed through for plug pins is equipped with more particularly to a kind of protection door mechanism of socket, including pedestal, control clamp and protection door, pedestal；Protection door includes two protections half being oppositely arranged, and two protections half can relatively move and with the first position of covering jack；Control clamp is arranged on pedestal, for limiting the relative movement of two protections half；When plug pins act on the control card period of the day from 11 p.m. to 1 a.m, control card subsolution removes the limitations to two protections half, two protections half under the promotion of plug pins while can be left first position.The protection door mechanism of the socket, using the action for controlling clamp control protection door, fully meets the design requirement to socket protective door.Further, since deflected not against protection door itself to realize anti-single pin insertions function, but realized by controlling the clamp to limit the relative movements of two protections half, therefore there is higher reliability.

Description

The protection door mechanism of socket

Technical field

Electrical safety technical field is the utility model is related to, more particularly to a kind of protection door mechanism of socket.

Background technology

The protection door of socket, such as two spring hole scokets, the requirement to protection door are：When plug double-pin is inserted at the same time, protection Door can be opened, and latch may be inserted into socket and bush and take electricity；It is single in singly pin insertion or the like body (such as screwdriver) insertion During jack, protection door is not opened, to play the role of preventing getting an electric shock；Reaching IP4 degree of protection, (i.e. fine pieces are not readily accessible to The internally charged component of socket).

Traditional protection door mechanism, the positive either lateral sliding of protection door straight line is opened or protection door is around some center Axis Unscrew, resets by spring pressure, when single pin is inserted into, is deflected and is interfered with other structures to reach using protection door The purpose that single pin insertion protection door is not opened.

But due to using protection door to deflect the principle interfered with other structures, single pin is prevented to be inserted into, prevent to reach The purpose of electric shock, therefore the gap between protection door and interference structure cannot be too big, general 0.4mm or so, due to processing and group Fill error the reason for, client using when can cause two kinds of results：If this gap is excessive, it is impossible to which the anti-foreign matter for reaching IP4 is inserted Enter effect, electrical security reduces；If this gap is too small, protection door occurs with interference structure when easily leading to normal latch insertion Interference, opens protection door difficult, and plug pins are difficult to be inserted into inside socket, influence user's normal use.Therefore, it is traditional to insert Phenomenon of the seat protection door mechanism there are universal poor reliability.

Utility model content

Based on this, it is necessary to for traditional protection door mechanism poor reliability the problem of, there is provided a kind of reliability is high, energy Meet the protection door mechanism of the socket of requirements.

Above-mentioned purpose is achieved through the following technical solutions：

A kind of protection door mechanism of socket, including pedestal, control clamp and protection door, pedestal is equipped with to be led to for plug pins The jack crossed；

Protection door includes two protections half being oppositely arranged, and two protections half can be relatively moved and inserted with covering The first position in hole；

Control clamp is arranged on pedestal, for limiting the relative movement of two protections half；When plug pins act on The control card period of the day from 11 p.m. to 1 a.m, control card subsolution remove the limitation to two protections half, make two protections half being capable of pushing away in plug pins Dynamic lower generation relatively moves and leaves first position at the same time.

In one of the embodiments, protecting half includes drive block and adjutage, and drive block is used to cover jack；

One end of adjutage is connected with drive block, and two adjutages are between two drive blocks；Clamp is controlled positioned at guarantor Side of the door away from pedestal is protected, control clamp is equipped with to be correspondingly arranged with the corresponding driving bayonet of drive block, each driving bayonet There is at least one clip for limiting；

It is both provided with each adjutage and the matched position limiting structure of clip for limiting on two driving bayonets；Work as plug When latch is inserted into driving bayonet, clip for limiting is forced to depart from position limiting structure, to discharge adjutage；Plug pins continue into, To promote two drive blocks to leave the first position of covering jack at the same time.

In one of the embodiments, the both ends of clamp are controlled to be respectively provided with two elastic arms, the termination shape of two elastic arms Into driving bayonet；Clip for limiting is arranged on the end of elastic arm；

Each adjutage includes the first sub- arm and the second sub- arm；First sub- arm and the second sub- arm are located at drive block phase respectively To both sides；Position limiting structure is arranged on the both ends of the first sub- arm and the both ends of the second sub- arm.

In one of the embodiments, the first of each adjutage the sub- arm and the second sub- arm shift to install, an adjutage The first sub- arm it is corresponding with the second sub- arm of another adjutage.

In one of the embodiments, position limiting structure is card slot, and clip for limiting is card column.

In one of the embodiments, each drive block is respectively provided with driving inclined-plane, the direction of two driving inclined-planes it is opposite and Mutually deviate from.

In one of the embodiments, along the direction of two drive blocks relative movement, it is provided through using in driving inclined-plane In the slideway slided for plug pins.

In one of the embodiments, resetting-mechanism is additionally provided between two drive blocks, resetting-mechanism is used to make two Drive block is reset to first position.

In one of the embodiments, resetting-mechanism is spring.

In one of the embodiments, protection door positioning plate is relatively set with pedestal, protection door is arranged on two protections Between door positioning plate；When protection door is located at first position, protection door is abutted with protection door positioning plate.

The protection door mechanism of above-mentioned socket, using the action for controlling clamp control protection door, when plug pins act on control Fabrication, when making control card subsolution except two are protected with the restriction effect of half, two protections half can be in plug pins Promote lower relative movement and leave the first position of covering jack at the same time, so as to be able to can only be opened when double bolt is inserted into Protection door, and in singly pin insertion, since control clamp does not open the restriction effect of protection door, protection door.As long as and close The structure of reason design control clamp, when plug pins act on the control card period of the day from 11 p.m. to 1 a.m, makes control card subsolution except the limitation to protection door So as to open protection door, and other foreign matters act on the control card period of the day from 11 p.m. to 1 a.m and control card subsolution will not be made to make except the limitation to protection door With protection door can not open, so as to effectively avoid the dangerous situation to get an electric shock by the insertion of other foreign matters, meet to socket protective The design requirement of door.Further, since being deflected not against protection door itself to realize anti-single pin insertions function, but pass through control card Son limits the linear relative movements of two protections half to realize, therefore is not between the cooperation of protection door and interference structure Caused by gap the problem of poor reliability.

Brief description of the drawings

Fig. 1 is the structure diagram of the protection door mechanism for the socket that the utility model embodiment provides；

Fig. 2 is the exploded perspective view of the protection door mechanism for the socket that the utility model embodiment provides；

Action schematic diagram when Fig. 3 is the protection door mechanism insertion double bolt for the socket that the utility model embodiment provides；

Fig. 4 is the structure diagram of the protection door mechanism section section view for the socket that the utility model embodiment provides；

View one when Fig. 5 is the protection door mechanism insertion double bolt of the socket shown in Fig. 4；

View two when Fig. 6 is the protection door mechanism insertion double bolt of the socket shown in Fig. 4；

View when Fig. 7 is the protection door mechanism insertion list latch of the socket shown in Fig. 4.

Wherein：

100- pedestals；

110- jacks；

120- protection door positioning plates；

200- controls clamp；

210- drives bayonet；211- clip for limiting；

220- elastic arms；

300- protection doors；

310- protects half；311- drive blocks；

320- adjutages；321- position limiting structures；

The first sub- arms of 322-；The second sub- arms of 323-；

330- resetting-mechanisms；

400- latches.

Embodiment

In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, by the following examples, and tie Attached drawing is closed, the protection door mechanism of the socket of the utility model is further elaborated.It is it should be appreciated that described herein Specific embodiment only to explain the utility model, is not used to limit the utility model.

It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element Or there may also be element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to To another element or it may be simultaneously present centering elements.On the contrary, when element be referred to as " directly existing " another element " on " when, There is no intermediary element.Term as used herein " vertically ", " horizontal ", "left", "right" and similar statement are For illustrative purposes.

As shown in Figure 1 to Figure 3, the protection door mechanism for a kind of socket that one embodiment of the utility model provides, including pedestal 100th, clamp 200 and protection door 300 are controlled, pedestal 100 is equipped with the jack 110 passed through for plug pins 400；

Protection door 300 includes be oppositely arranged two and protects half 310, two protections half 310 can relatively move and First position with covering jack 110；

Control clamp 200 is arranged on pedestal 100, for limiting two relative movements for protecting half 310；When plug is inserted When pin 400 is through control clamp 200, control clamp 200 is released to two limitations for protecting half 310, makes two to protect half 310 can occur to relatively move and leave first position at the same time under the promotion of plug pins 400.

Wherein, the shape of pedestal 100 can have a variety of, such as rectangle, ellipse, polygon etc..100 conduct of pedestal The architecture basics of whole socket protective door mechanism, it includes at least the space for accommodating protection door 300 and controlling clamp 200, And the jack 110 for passing through for plug pins 400.

And two that protection door 300 includes being oppositely arranged protect half 310, two protections can relatively move for half 310 And it is close to each other or be located remotely from each other, in the present embodiment, pedestal 100 is generally rectangular shape, and two are protected half 310 It is oppositely arranged along the length direction of pedestal 100, when two protections are located remotely from each other to fixed position for half 310, is inserted in covering The first position in hole 110, this position are the position that protection door 300 is not switched on.

During concrete operations, plug pins 400 first act on control clamp 200, release control clamp 200 and two are protected And then the limitation of half 310, plug pins 400 act on two protections and are allowed to relatively move for half 310, leave covering The first position of jack 110, protection door 300 are opened, and final plug pins 400 are inserted into the internally charged portion of socket by jack 110 Part is even electric.

The restriction effect of protection door 300 is further described to how control card 200 is realized below.

Clamp 200 is controlled to have the implementation of the restriction effect of protection door 300 a variety of, as a kind of enforceable side Formula, protection include drive block 311 and adjutage 320 for half 310, and drive block 311 is used to cover jack 110；

One end of adjutage 320 is connected with drive block 311, and two adjutages 320 are between two drive blocks 311；Control Fabrication 200 is located at side of the protection door 300 away from pedestal 100, and control clamp 200 is equipped with and 311 corresponding drive of drive block Dynamic bayonet 210, it is each to drive bayonet 210 to be correspondingly arranged at least one clip for limiting 211；

It is both provided with each adjutage 320 and the matched spacing knot of clip for limiting 211 on two driving bayonets 210 Structure 321；When plug pins 400 are inserted into driving bayonet 210, clip for limiting 211 is forced to depart from position limiting structure 321, with release Adjutage 320；Plug pins 400 continue into, to promote two drive blocks 311 to leave first of covering jack 110 at the same time Put.

Wherein, adjutage 320 can be the single arm for being only located at 311 side of drive block, it may also comprise positioned at drive block Two arms of 311 both sides.Referring to Fig. 2, as a kind of enforceable mode, each adjutage 320 includes the first sub- 322 He of arm Second sub- arm 323；First sub- 322 and second sub- arm 323 of arm is respectively positioned at the opposite both sides of drive block 311；Position limiting structure 321 is set Put the both ends at the both ends of the first sub- arm 322 and the second sub- arm 323.

And controlling the both ends of clamp 200 to be respectively provided with two elastic arms 220, the termination of two elastic arms 220 forms driving card Mouth 210；Clip for limiting 211 is arranged on the end of elastic arm 220.That is clamp is controlled to drive bayonets 210 formed with two, And two driving bayonets 210 correspond to above-mentioned two drive block 311 respectively.

Selectively, above-mentioned position limiting structure 321 is card slot, and above-mentioned clip for limiting 211 is card column.

Referring to Fig. 2 and Fig. 3, the both sides of two drive blocks 311 respectively have a first sub- arm 322 and one second son Arm 323, the both ends of each first sub- arm 322 are equipped with corresponding spacing with the clip for limiting 211 on two driving bayonets 210 Structure 321, the both ends of each second sub- arm 323 are also equipped with corresponding with the clip for limiting 211 on two driving bayonets 210 Position limiting structure 321.And when two drive blocks 311 are respectively positioned on the first position of covering jack 110,311 liang of a drive block First sub- 322 and second sub- arm 323 of arm of side and the first sub- sub- 323 phase of arm of arm 322 and second of another 311 both sides of drive block It is corresponding so that the position limiting structure 321 on the sub- arm of the both sides of two drive blocks 311 is also corresponding (such as position limiting structure 321 when being card slot, the card slot on the sub- arm of a drive block 311 and corresponding card slot on the sub- arm of another drive block 311 It is perforation, in order to which corresponding card column is stuck in two card slots at the same time).

In this way, when protection door 300 is not switched on, the card column of four elastic arms 220 of clamp 200 is controlled to be stuck in protection door In the card slot of 300 four sub- arms so that the unlatching of protection door 300 is restricted.Only when plug pins 400 are inserted into two at the same time During a driving bayonet 210, four elastic arms 220 is deformed, force card column to depart from card slot, four sub- arms are released, i.e., Protection door 300 can be opened at this time.

The present embodiment realizes the restriction effect of position limiting structure 321 by clip for limiting 211 the protection work(of protection door 300 Can, protection door 300 can be opened when double bolt 400 is inserted into, and in singly pin insertion, protection door 300 is not opened.Specifically Ground, reference can be made to Fig. 4 to Fig. 7, when double bolt 400 is inserted into, two latches 400 are inserted into two driving bayonets 210, two drives respectively Clip for limiting 211 on dynamic bayonet 210 departs from corresponding position limiting structure 321 respectively, is released adjutage 320, so that The first position of covering jack 110 can be left by obtaining two drive blocks 311, and protection door 300 is opened.When singly pin insertion, insertion Clip for limiting 211 on the driving bayonet 210 of latch 400 departs from corresponding position limiting structure 321, but due to another driving card Mouth 210 is not subject to external force, and clip for limiting 211 thereon still limits corresponding position limiting structure 321, final two extensions Arm 320 can not all move, so that two drive blocks 311 can not leave the first position of covering jack 110, protection door 300 can not open.

And the size of driving bayonet 210 can be according to 400 size design of corresponding latch be actually needed, only certain size is slotting Pin 400 can work driving bayonet 210 when being inserted into, and during the insertion of the foreign matter of small size, it is impossible to driving bayonet 210 is risen Effect, cannot also open protection door 300, therefore not have the problem of foreign matter insertion produces malfunction, so as to effectively avoid The dangerous situation to get an electric shock by the insertion of other foreign matters occurs.

Further, as a kind of enforceable mode, the first sub- 322 and second sub- arm 323 of arm of each adjutage 320 Shift to install, the first sub- arm 322 of an adjutage 320 is corresponding with the second sub- arm 323 of another adjutage 320.In this way, The sub- arm of the both sides of two drive blocks 311 is the relation being mutually inserted, and has the function that to interfere, i.e. two drive blocks 311 It can not be relatively moved on the direction of pedestal 100；So two adjutages 320 are also enabled to be bonded to each other at the same time, So that structure is compacter.

Certainly, in other embodiments, the first sub- 322 and second sub- arm 323 of arm can be arranged at the same of drive block 311 One height and position, rather than shift to install.It is appreciated that two drive blocks 311 can relatively movably be set, a drive block 311 The first sub- 322 and second sub- arm 323 of arm set relative to the bottom of drive block 311 with height, another inevitable drive block 311 The first sub- 322 and second sub- arm 323 of arm need higher than above-mentioned height or less than above-mentioned height set, in order to avoid mutually contradict.

In addition, in other embodiments, limitation of the control clamp 200 to protection door 300 whether release may not be it is logical The elastic deformation of elastic arm 220 is crossed to realize.For example, the both ends of control clamp 200 are respectively provided with two snap arm, two snap arm End forms above-mentioned driving bayonet 210, and clip for limiting 211 is elastic card male structure, and the convex end for being arranged on snap arm of elastic card, limits Bit architecture 321 can be card slot.When latch 400 is inserted into driving bayonet 210, extrudes elastic card convex and be allowed to overall shrinkage, and from Depart from card slot, whether can also realizing limitation of the control clamp 200 to protection door 300.

As a kind of enforceable mode, each drive block 311 is respectively provided with driving inclined-plane, two driving inclined-planes towards phase Deviate from instead and mutually.After the insertion driving bayonet 210 of plug pins 400, and then latch 400 touches the driving inclined-plane, and driving is oblique The design in face is beneficial to latch 400 and promotes drive block 311 to move, so that the insertion of plug is more smooth, uses good hand touch.

Further, the direction relatively moved along two drive blocks 311, is provided through being used to supply plug in driving inclined-plane The slideway that latch 400 slides.In this way, latch 400 is slided along the slideway, will not shift skidding, and stability is good.

As a kind of enforceable mode, resetting-mechanism 330, resetting-mechanism 330 are additionally provided between two drive blocks 311 For making two drive blocks 311 be reset to first position.Selectively, resetting-mechanism 330 is spring.

Referring to Fig. 2, as a kind of enforceable mode, protection door positioning plate 120 is relatively set with pedestal 100, is protected Door 300 is arranged between two protection door positioning plates 120；When protection door 300 is located at first position, protection door 300 and protection Door positioning plate 120 abuts.Protection door positioning plate 120 can limit two shift lengths for protecting the relative movement of half 310, most Position when definite protection door 300 closes eventually, this is also beneficial to the compact design of structure.

Further, also opposite protection door limiting plate can be equipped with pedestal 100, protection door 300 is arranged on two protections Between door limiting plate, two protection door limiting plates 130 are used for the width range for limiting the mobile route of protection door 300, that is, limit The direction of displacement for the relative movement that two protections are half 310, ensures the stability of the movement of two protections half 310 and accurate Property.

Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited In contradiction, the scope that this specification is recorded all is considered to be.

Embodiment described above only expresses the several embodiments of the utility model, its description is more specific and detailed, But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.

Claims (10)

1. the protection door mechanism of a kind of socket, it is characterised in that including pedestal, control clamp and protection door, set on the pedestal There is the jack passed through for plug pins；

The protection door includes two protections half being oppositely arranged, and described two protections half, which can be relatively moved and had, to be covered Cover the first position of the jack；

The control clamp is arranged on the pedestal, for limiting the relative movement of two protections half；When plug is inserted Pin acts on the control card period of the day from 11 p.m. to 1 a.m, and the control card subsolution makes two guarantors except the limitation of protection half described to two Shield half can occur to relatively move and leave the first position at the same time under the promotion of plug pins.

2. the protection door mechanism of socket according to claim 1, it is characterised in that it is described protection half include drive block and Adjutage, the drive block are used to cover the jack；

One end of the adjutage is connected with the drive block, and two adjutages are between two drive blocks；Institute State control clamp and be located at side of the protection door away from the pedestal, the control clamp is equipped with corresponding with the drive block Driving bayonet, each driving bayonet is correspondingly arranged at least one clip for limiting；

It is both provided with each adjutage and the matched spacing knot of the clip for limiting on two driving bayonets Structure；When plug pins are inserted into the driving bayonet, the clip for limiting is forced to depart from the position limiting structure, with described in release Adjutage；Plug pins continue into, and the first position of the jack is covered to promote two drive blocks to leave at the same time.

3. the protection door mechanism of socket according to claim 2, it is characterised in that the both ends of the control clamp are respectively provided with Two elastic arms, the termination of two elastic arms form the driving bayonet；The clip for limiting is arranged on the elastic arm End；

Each adjutage includes the first sub- arm and the second sub- arm；The first sub- arm and the second sub- arm are located at respectively The opposite both sides of the drive block；The position limiting structure be arranged on the described first sub- arm both ends and the second sub- arm two End.

4. the protection door mechanism of socket according to claim 3, it is characterised in that described the first of each adjutage Sub- arm and the second sub- arm shift to install, the first sub- arm of an adjutage and the second son of another adjutage Arm is corresponding.

5. the protection door mechanism of socket according to claim 3, it is characterised in that the position limiting structure is card slot, described Clip for limiting is card column.

6. the protection door mechanism of socket according to claim 2, it is characterised in that each drive block is respectively provided with driving Inclined-plane, the direction of two driving inclined-planes is opposite and mutually deviates from.

7. the protection door mechanism of socket according to claim 6, it is characterised in that relatively moved along two drive blocks Direction, the slideway for being slided for plug pins is provided through in the driving inclined-plane.

8. the protection door mechanism of socket according to claim 2, it is characterised in that also set up between two drive blocks There is resetting-mechanism, the resetting-mechanism is used to make two drive blocks be reset to the first position.

9. the protection door mechanism of socket according to claim 8, it is characterised in that the resetting-mechanism is spring.

10. the protection door mechanism of socket according to claim 1, it is characterised in that guarantor is relatively set with the pedestal Door positioning plate is protected, the protection door is arranged between two protection door positioning plates；When the protection door is located at described first During position, the protection door is abutted with the protection door positioning plate.