CN206727336U - A kind of one hand easily pulls out attaching plug - Google Patents

Abstract

It the utility model is related to a kind of one hand and easily pull out attaching plug, including header body, power line and pin, header body includes housing and the attachment being fixed on housing, formed with host cavity between attachment and the side wall of housing；The extensible member of undulate is provided with host cavity, extensible member includes the rigid member that polylith head and the tail are pivotally connected successively, is pivotally connected between adjacent two pieces of rigid members by drive-connecting shaft, reduction torsion spring is set with drive-connecting shaft；The top of rigid member in polylith rigid member positioned at the top is pivotally connected with header body, has impeller positioned at the lower par pivots of the rigid member of bottom, impeller is arranged in header body by way of the movement of single-degree-of-freedom along the vertical direction；Button for extruding extensible member is installed in the side wall of header body.The utility model can be chosen using one hand when in use, and easy to use, quick, safety, long lifespan, can smoothly be run when choosing, at the same effectively alleviate with help the attaching plug for pulling out function circumferential size it is excessive the problem of.

Description

A kind of one hand easily pulls out attaching plug

Technical field

It the utility model is related to attaching plug, and in particular to a kind of one hand easily pulls out attaching plug.

Background technology

Attaching plug is same as the devices such as electrical appliance being connected to power supply, can often be used in live and work, power supply Plug is typically used cooperatively with socket；Because mobile socket has the advantages of conveniently moving, people can be big in live and work Amount uses mobile socket, but mobile socket is not fixed, therefore is needed on the other hand during extraction attaching plug from mobile socket The fixed hand-lifting attaching plug of mobile socket one, it is inconvenient, especially for the wounded or deformity being only capable of using one-handed performance For personage, attaching plug can not often be extracted from mobile socket.

In order to solve the problems, such as that one hand is chosen attaching plug inconvenience, just it is proposed that some have the electricity of supplementary structure One kind is proposed in source plug, such as Application No. CN201210590750X Chinese patent application and helps unplugg, and it passes through tooth Wheel, rack-driving structure drive the pushing part to jack up plug, but gear, rack-driving structure have the disadvantages that：Easily by outer Thing interference operation has some setbacks, cause easily to block and can not self-return, service life it is short, while operator needs when in use To button apply larger power can drive gear, rack-driving structure, can have that teeth stress is yielding, feel is poor The problem of, and because rack and pinion drive mechanism demand precision is high, although the program can be implemented, the impression of actual use Difference, short life, can not carry out effective business promotion.

Help in another example Application No. CN2016105117078 Chinese patent application proposes a kind of plug and pull out component and band There is the easy-to-pull type plug of the component, it is arranged on helping for plug exterior by one and pulls out component to aid in plug of choosing, but helps The excessive circumferential size for increasing plug of component is pulled out, causes plug to occupy excessive space on socket, while help and pull out structure Part is arranged on the outside of plug very unsightly, and based on above-mentioned 2 points, the scope of application for the scheme that this application proposes is very narrow, unfavorable Promoted in the work and life in people.

There is the architectural feature for helping the plug for pulling out function, prior art in the prior art according to above-mentioned two example and analysis In have and help the plug for pulling out function the shortcomings that circumferential size is excessive, smooth can not run, feel difference to be present, these schemes are difficult to push away Extensively, therefore do not find to have at present to help the plug for pulling out function selling.

The content of the invention

The purpose of this utility model be propose it is a kind of singlehanded easily pulls out attaching plug, choose attaching plug when it is convenient, fast, pacify Entirely, can smoothly be run when choosing, and long lifespan, while can effectively alleviate the problem of circumferential size is excessive.

It is described in the utility model it is a kind of singlehanded easily pull out attaching plug, including header body, power line and be arranged on described The pin of header body lower end, one end of the power line is stretched into the header body and is connected with the pin, described to insert Head body includes housing and attachment on the housing is fixed by way of being detachably connected, the attachment and described Formed with host cavity between the side wall of housing；The extensible member of undulate in the vertical direction, institute are provided with the host cavity Stating extensible member includes the polylith rigid member that head and the tail are pivotally connected successively from top to bottom, passes through drive-connecting shaft between adjacent two pieces of rigid members It is articulated, the reduction torsion spring of the angle for keeping adjacent two pieces of rigid members is set with the drive-connecting shaft；Polylith The top of rigid member in the rigid member positioned at the top is pivotally connected with the header body, positioned at most in rigid member described in polylith The lower par pivots of the rigid member of lower section have impeller, and the impeller is installed by way of the movement of single-degree-of-freedom along the vertical direction In the header body；Button for extruding the extensible member, the button are installed in the side wall of the header body Positioned at the outside of the extensible member, the length elongation of the extensible member in the vertical direction can be driven by pressing the button, with The impeller is driven to extend downwardly from the lower surface of the header body.

Further, the roller that can be rotated around the drive-connecting shaft is set with the drive-connecting shaft.

Further, the inner side of the button and the host cavity are towards being equipped with rib in the cavity wall of the button, institute It is vertically extending to state rib；The rib squeezes with the roller relative set on the extensible member, the button When pressing the extensible member, the roller on the extensible member rolls on rib corresponding with the roller.

Further, the rigid member is provided with for limiting the spacing of the minimum angle between adjacent two pieces of rigid members Boss.

Further, straight-line guidance structure, the straight-line guidance structure are provided between the button and the header body The pilot hole being slidably matched including lead and with the lead.

Further, the back-moving spring for outwards pushing up the button is installed between the button and the header body.

Further, the madial wall of the impeller is provided with vertically extending bar shaped sliding block, the header body It is provided with the bar shaped chute coordinated with the bar shaped sliding block.

Further, the attachment is the shell being enclosed on outside the housing.

Further, two host cavities are provided with the header body, two host cavities are with the header body Central axis centered on be oppositely arranged, be mounted on the extensible member in each host cavity, each extensible member Outside is equipped with the button, is respectively articulated with an impeller on each extensible member or two extensible members are same The Shi Yuyi impeller pivot joints.

Further, two extensible members are pivotally connected with an impeller simultaneously, and the impeller is described including being enclosed on The bottom of housing and the collar coordinated with the lower slide of the housing；The collar is extended downwardly under the header body During end face, what it stretched out partially surrounds in the periphery of the pin.

The utility model can be chosen using one hand when in use, and easy to use, quick, safety, long lifespan；Choosing When can smoothly run, button uniform force, there is good feel；Effectively alleviating simultaneously has the power supply for helping and pulling out function The problem of circumferential size of plug is excessive.

Brief description of the drawings

Fig. 1 is structural representation of the present utility model；

Fig. 2 is sectional view of the present utility model；

Fig. 3 is operating diagram of the present utility model；

Fig. 4 is the structural representation of extensible member；

Fig. 5 is the explosive view of extensible member；

Fig. 6 is the explosive view of housing；

Fig. 7 is the structural representation of button；

Fig. 8 is the structural representation of shell；

Fig. 9 is explosive view of the present utility model

Figure 10 is one of structural representation of impeller；

Figure 11 is one of structural representation of the first housing；

Figure 12 is the two of the structural representation of impeller；

Figure 13 is the two of the structural representation of the first housing；

Figure 14 is axonometric drawing of the present utility model；

Figure 15 is the structural representation of Undee shrapnel.

In figure：1-housing；2-shell；3-pin；4-power line；5-host cavity；6-extensible member；7-impeller； 8-button；9-back-moving spring；10-rigid member；11-torsion spring；12-positive stop lug boss；13-roller；14-drive-connecting shaft；15— Upper drive-connecting shaft；16-lower drive-connecting shaft；17-torsional spring slot；18-blind hole post；19-through hole post；20-deep-slotted chip breaker；21-positive stop strip； 22-mounting groove；23-bottom；24-rib；25-pilot hole；26-the first spring base；27-lug chute；28-bar Shape chute；29-fixture block；30-inner face；31-lead；32-second spring seat；33-lug；34-chute；35-insert Pin via；36-upper limit position groove；37-through hole；38-key hole；39-neck；40-bar shaped sliding block；41-pivot joint block；42— The collar；43-the first housing；44-the second housing；45-bolt；46-the first cable-through hole；47-fixed structure；48-clamp Structure；49-the second cable-through hole；50-lug boss；51-escape groove；52-beam structure；53-groove；54-medial surface.

Embodiment

The utility model is described in further detail below in conjunction with the accompanying drawings.

One kind as depicted in figs. 1 and 2 is singlehanded easily to pull out attaching plug, including header body, power line 4 and is arranged on plug The pin 3 of body lower end, one end of power line 4 are stretched into header body and are connected with pin 3, and header body includes the He of housing 1 Formed with host cavity between the side wall of the attachment being fixed on by way of being detachably connected on housing 1, attachment and housing 1 5；The extensible member 6 of undulate in the vertical direction is provided with host cavity 5, as shown in Figure 4 and Figure 5, extensible member 6 includes polylith The rigid member 10 that is pivotally connected successively of head and the tail from top to bottom, it is articulated by drive-connecting shaft 14 between adjacent two pieces of rigid members 10, pivot The reduction torsion spring 11 of the angle for keeping adjacent two pieces of rigid members 10 is set with spindle 14；Positioned at most in polylith rigid member 10 The top of the rigid member 10 of top is pivotally connected with header body, and the bottom pivot of the rigid member 10 of bottom is located in polylith rigid member 10 Impeller 7 is connected to, impeller 7 is arranged in header body by way of the movement of single-degree-of-freedom along the vertical direction；Header body Side wall on button 8 for extruding extensible member 6 is installed, button 8 is located at the outside of extensible member 6, and pressing keys 8 can drive The length elongation of extensible member 6 in the vertical direction, to drive impeller 7 to extend downwardly from the lower surface of header body.Above-mentioned Rigid member 10 can be that plate-like piece, frame-shaped part etc. have pivot edge and form rigidly connected zero between in pivot up and down Part.

Using said structure, when choosing attaching plug, operator extrudes button 8 so that extensible member 6 is in the vertical direction Expansion, drives impeller 7 to extend downwardly from the lower surface of header body, as shown in figure 3, now impeller 7 can withstand socket simultaneously Attaching plug is set to progressively disengage socket upwards, operator can complete above-mentioned action using one hand.Extensible member 6 is by polylith rigid member 10 successively pivot joint form, and arrange along the vertical direction, using corrugated extensible member 6 by button 8 header body side wall Stroke on wall thickness direction is converted into the stroke of the lower end of impeller 7 in the vertical direction, specifically, two neighboring rigid member 10 A v-shaped structure is formed, extruding v-shaped structure can change stroke of the button 8 on the wall thickness direction of the side wall of header body Into the stroke of impeller 7 in the vertical direction, while the height of attaching plug is taken full advantage of, in the short transverse of attaching plug It is upper that the extensible member 6 being made up of multiple above-mentioned v-shaped structures is set, pushed away in the certain situation of the pressing stroke of button 8 adding at double The stroke of moving part 7 in the vertical direction so that in button 8 in the case of pressing stroke is less, impeller 7 is in the vertical direction Also enough strokes can be obtained, therefore this attaching plug can't increase excessive thickness for common plug； The extensible member 6 of undulate has when being squeezed and moves the advantages of smooth, while torsion spring of the prior art 11 can provide Sufficiently large elastic force realizes the reset of each v-shaped structure, is provided with torsion spring 11 between two neighboring rigid member 10 so that stretch Contracting part 6 can be freely reset；The ability of resistance to permanent deformation of the torsion spring 11 on its torsional direction is strong so that extensible member 6 is in length Time will not fluff after.In operator's pressing keys 8, button 8 is uniform by the active force of extensible member 6, therefore has Good feel.

As an improvement the rolling that can be rotated around drive-connecting shaft 14 is set with as shown in Figure 4 and Figure 5, on drive-connecting shaft 14 Wheel 13, when button 8 extrudes extensible member 6, extensible member 6 can extend, and the articulated section of adjacent two pieces of rigid members 10 can be with button 8 or receipts The cavity wall of cavity volume 5 rubs, and by setting roller 13, a part of sliding friction can be transformed into rolling friction, reduced Extensible member 6 extend or reseting procedure in suffered resistance, while reduce the cavity wall of button 8, extensible member 6 and host cavity 5 Abrasion.

Further, as shown in Fig. 7, Figure 11 and Figure 13, the inner side of button 8 and host cavity 5 towards in the cavity wall of button 8 Provided with rib 24, rib 24 is vertically extending, and rib 24 is arranged on the rolling path of corresponding roller 13；Rib 24 with the relative set of roller 13 on extensible member 6, when button 8 extrudes extensible member 6, roller 13 on extensible member 6 with the rolling Take turns and rolled on 13 corresponding ribs 24；Rib 24 is set to enable to when button 8 extrudes extensible member 6, extensible member 6 only passes through rolling Wheel 13 slides on rib 24, and the position of other movements on extensible member 6 will not be with the inner side of button 8 and the chamber of host cavity 5 Sliding friction occurs for wall, further reduce extensible member 6 extend or reseting procedure in suffered resistance, further reduce by The abrasion of the cavity wall of key 8, extensible member 6 and host cavity 5.Obviously, a roller 13 can be set with every drive-connecting shaft 14, also may be used To be set with multiple rollers 13, a torsion spring 11 can be housed on every drive-connecting shaft 14, multiple torsion springs 11 can also be housed.

As an improvement as shown in Figure 4 and Figure 5, rigid member 10 be provided be used to limiting adjacent two pieces of rigid members 10 it Between minimum angle positive stop lug boss 12, this minimum angle is the initial angle between adjacent two pieces of rigid members 10, spacing The presence of boss 12 also causes the initial angle for the v-shaped structure that each two neighboring rigid member 10 forms to keep one to as can Can, the uniformity of initial angle also ensure that button 8 smooth can move.Positive stop lug boss 12 can be provided in adjacent two pieces just On one piece of rigid member 10 in property part 10, when the angle of adjacent two pieces of rigid members 10 is in preset value, on one piece of rigid member 10 Positive stop lug boss 12 contradicted with other one piece of rigid member 10 so that the angle between two pieces of rigid members 10 can not continue to diminish；It is aobvious A positive stop lug boss 12 can also be so respectively provided with two pieces of rigid members 10, when two positive stop lug boss 12 contradict, two pieces of rigid members Angle between 10 is in preset value.

In a specific example, as shown in Figure 4 and Figure 5, extensible member 6 is made up of 4 pieces of rigid members 10, adjacent two pieces of rigidity The pivot joint edge of part 10 is equipped with hole post, and the both ends on a pivot edge are provided with blind hole post 18, in another pivot edge Portion is provided with through hole post 19, and drive-connecting shaft 14 coordinates with blind hole post 18 and drive-connecting shaft 14 passes through through hole post 19, has realized adjacent two pieces just Pivot joint between property part 10, the installing space of torsion spring 11 and roller 13 is left between these hole posts, and above-mentioned positive stop lug boss 12 is set Put in pivot joint edge, be provided with upper through hole post at the upper edge of the rigid member 10 of the top, the rigid member 10 of bottom it is following Lower blind hole post is provided with, extensible member 6 is articulated in header body by the upper drive-connecting shaft 15 coordinated with upper through hole post, with lower blind hole Impeller 7 is articulated on extensible member 6 by the lower drive-connecting shaft 16 that post coordinates, and is assembled for convenience, can be with the side wall of blind hole post 18 Provided with lateral opening, drive-connecting shaft 14 can be directly pressed into blind hole post 18 by the lateral opening.

As a preferred embodiment, as shown in Figure 4 and Figure 5, the torsion corresponding with the leg of torsion spring 11 is equipped with rigid member 10 Spring groove 17, the size of torsional spring slot 17 are more than the size of the leg of torsion spring 11, and the leg of torsion spring 11 is located in corresponding torsional spring slot 17, Torsional spring slot 17 carries out spacing to the leg of torsion spring 11.

As a preferred embodiment, as shown in Figure 4 and Figure 5, arc is provided with the outer wall of the through hole post 19 of one piece of block rigid member 10 Shape groove 20, the positive stop strip 21 to be cooperated with the deep-slotted chip breaker 20, limit are provided with the edge of another piece of rigid member 10 adjacent thereto Position bar 21 is slidably matched with deep-slotted chip breaker 20, to prevent two pieces of adjacent rigid members 10 from phase occurs on the axis direction of drive-connecting shaft 14 To motion, it is squeezed so as to avoid torsion spring 11 and roller 13.

Led as an improvement being provided with straight line as shown in Fig. 7, Fig. 9, Figure 11 and Figure 13, between button 8 and header body To structure, straight-line guidance structure includes lead 31 and the pilot hole 25 being slidably matched with lead 31.Specifically show at one In example, 4 leads 31 are arranged on the madial wall of button 8, formed with being led correspondingly with lead 31 in header body To hole 25.Set straight-line guidance structure to ensure that button 8 can be moved linearly, ensure that button 8 will not be overturn Or the phenomenon blocked, be advantageous to realize uniform extruding to extensible member 6.As a preferred embodiment, the outer wall of lead 31 is provided with edge The groove of its length direction extension, to reduce the contact area of lead 31 and pilot hole 25, reduce frictional force.

As an improvement as shown in figure 1, the back-moving spring of outwards top button 8 is installed between button 8 and header body 9, when resetting, back-moving spring 9 is that button 8 provides the power-assisted being displaced outwardly.

As a preferred embodiment, as shown in Figures 2 and 3, two host cavities 5 are provided with header body, two host cavities 5 are with slotting It is oppositely arranged centered on the central axis of head body, extensible member 6, the outside of each extensible member 6 is mounted in each host cavity 5 Be equipped with button 8, be respectively articulated with each extensible member 6 impeller 7 or two extensible members 6 simultaneously with an impeller 7 Pivot joint.Using said structure, operator realizes choosing for attaching plug by pressing two buttons 8, very laborsaving, meets people Body engineering science.

In a specific example, as shown in figs 1-9, two extensible members 6 are pivotally connected with an impeller 7 simultaneously, impeller 7 Including the collar 42 for being enclosed on the bottom of housing 1 and coordinating with the lower slide of housing 1；The collar 42 is extended downwardly from header body During lower surface, what it stretched out partially surrounds in the periphery of pin 3.Using said structure, the collar 42 is extracting the mistake of attaching plug Pin 3 can be blocked in journey, the pin 3 for avoiding operator's false touch from being powered, while promote the promotion by pressing two buttons 8 Part 7, the phenomenon of attaching plug run-off the straight in withdrawal process can be avoided.

As a preferred embodiment, as shown in figure 9, attachment is the shell 2 being enclosed on outside housing 1.Shell 2 is enclosed on outside housing 1 Double protection structures are formed, use is safer.

As a preferred embodiment, as shown in figures 10-13, the madial wall of impeller 7 is provided with vertically extending bar shaped Sliding block 40, header body are provided with the bar shaped chute 28 coordinated with bar shaped sliding block 40.Bar shaped sliding block 40 and bar shaped chute 28 coordinate, Guiding and circumferentially positioned effect are played in up and down motion to impeller 7.Further.The top of bar shaped sliding block 40 is provided with and extensible member The pivot joint block 41 of 6 pivot joints, make it that structure is compacter.Further, the inner side with bar shaped sliding block 40 is provided with bar shaped chute 28 The corresponding rib 24 in face 54, medial surface 54 are slidably matched with corresponding rib 24, reduce bar shaped sliding block 40, pivot joint block 41 with The lateral force area of housing 1, make extensible member 6 extend or reseting procedure in suffered drag reduction.

As a specific example, as shown in Fig. 6 and Fig. 9, housing 1 fastened by the first housing 43 and the second housing 44 and Into the first housing 43 and the structure of the second housing 44 are essentially identical, and the first housing 43 and the second housing 44 are fixed by bolt 45 and connected Connect.The top of housing 1 is provided with pin via 35 corresponding with pin 3, line formed with the first cable-through hole 46, the lower surface of housing 1 Beam is stretched into the inner chamber of housing 1 and is connected with pin 3, and the fixed structure 47 for the upper end of fixed piece on earpiece 3 is provided with the inner chamber of housing 1 And the clamp structures 48 for fixed beam.The shape of shell 2 and the profile of housing 1 match, and are provided with the top of shell 2 Second cable-through hole 49 corresponding with the first cable-through hole 46, the lower end of shell 2 is hatch frame；Housing 1 and shell 2 pass through clamping Mode be fixed together, the outer wall of housing 1 is provided with fixture block 29, and the inwall of shell 2 is provided with corresponding with fixture block 29 Neck 39, shell 2 are enclosed on housing 1 from top to bottom, and the roof of shell 2 contradicts with the top of housing 1, and fixture block 29 and neck 39 block Close, to avoid shell 2 and housing 1 that relative motion occurs in the vertical direction.The bottom 23 of shell 2 and housing 1 formed with In the space of accommodating impeller 7, the space is connected with host cavity 5.

As shown in Fig. 6, Fig. 7, Fig. 9, Figure 11 and Figure 13, the installation for installing extensible member 6 is provided with the outer wall of housing 1 Groove 22, the top of mounting groove 22 are provided with the through hole 37 coordinated with upper drive-connecting shaft 15, and shell 2 covers mounting groove 22 to form host cavity 5, shell 2 is provided with the key hole 38 being connected with mounting groove 22, and button 8 is arranged at key hole 38, at the bottom of mounting groove 22 The first spring base 26 and pilot hole 25 are provided with wall.Pilot hole 25 can be by the tubular knot that is arranged on the bottom wall of mounting groove 22 Structure is realized, second spring seat 32 is provided with the inner side of button 8, and one end of back-moving spring 9 is arranged on first spring base 26, The other end is arranged on second spring seat 32, and the first spring base 26 and second spring seat 32 are for the both ends shape to back-moving spring 9 Into support and it is spacing.

As shown in Fig. 6-9, Figure 11 and Figure 13, the edge of the inner side of button 8 is provided with several lugs 33, the side wall of mounting groove 22 The lug chute 27 coordinated one by one with lug 33 is provided with, lug 33 coordinates with lug chute 27 can play a part of guiding, Lug 33 can also prevent button 8 from outwards deviating from key hole 38 simultaneously.When attaching plug is arranged to up-small and down-big structure, it is The length of guarantee each lug chute 27 is consistent, can set lug boss 50 in the outer end of the lug chute 27 of upside so that Lug chute 27 can extend out to lug boss 50, at the same time need the setting on the inwall of shell 2 right with lug boss 50 The cooperation of the escape groove 51 answered, lug boss 50 and escape groove 51 also plays circumferentially positioned work to the assembling between shell 2 and housing 1 With.The inner face 30 of button 8 and the wall surface of mounting groove 22 are bonded the range for determining impeller 7.Further, by Settable skid resistance strip on the outer surface of key 8 and the outer surface of shell 2.

Such as Fig. 1, as illustrated in figures 11 and 13, can mounting groove 22 upper wall set a upper limit position groove 36, with upper pivot The through hole 37 that spindle 15 coordinates is arranged at upper limit position groove 36, and upper end progress of the upper limit position groove 36 to extensible member 6 is spacing, prevents Extensible member 6 moves up in the axle of upper drive-connecting shaft 15.

As a kind of embodiment, as shown in figs. 1-11, two extensible members 6 are pivotally connected with an impeller 7 simultaneously, impeller 7 include the bottom 23 for being enclosed on housing 1 and the collar 42 being slidably matched with the bottom 23 of housing 1, the collar 42 are provided with two The pivot joint block 41 upwardly extended, pivot joint block 41 are provided with the blind hole coordinated with lower drive-connecting shaft 16 or through hole, installed for convenience, can With in the sidewall opening of blind hole or through hole so that lower drive-connecting shaft 16 can be pressed into blind hole or through hole by the opening, pivot joint Block 41 is stretched into host cavity 5.The rotation in circumference occurs in order to avoid the collar 42, can be provided with the bottom 23 of housing 1 Vertically extending bar shaped chute 28, the inwall of the collar 42 are provided with the bar shaped sliding block 40 being engaged with bar shaped chute 28, Both, which match somebody with somebody, closes guiding and position-limiting action.In the present embodiment, pivot joint block 41 is arranged on the upper end of bar shaped sliding block 40, and bar shaped is slided Groove 28 is connected with mounting groove 22, and pivot joint block 41 is stretched into mounting groove 22 by the upper end of bar shaped chute 28.

Further, as shown in Figure 10 and Figure 11, beam structure 52, beam structure are connected between the lower end of bar shaped sliding block 40 52 lower surface is concordant with the lower surface of the collar 42, and the groove 53 to match with beam structure 52 is provided with the lower surface of housing 1, Groove 53 is between two pins 3, and beam structure 52 can be completely fitted in the groove 53, and beam structure 52 being capable of lift lug The intensity of ring 42, avoid the collar 42 from deforming, while also increase the contact area between the collar 42 and socket, can be steady By attaching plug jack-up come.At the same time, when two extensible members 6 are asynchronous to the active force of impeller 7, beam structure 52 The side wall for connecting two bar shaped sliding blocks 40 also acts as and prevents impeller 7 produces from rolling tiltedly and the effect that has some setbacks of motion, also protects indirectly Two synchronous interaction of button 8 extruding extensible members 6 have been demonstrate,proved, impeller 7 is pushed away under synchronous interaction.

In order to attractive in appearance, gap and the structure of the collar 42 between the lower end of shell 2 and the lower end of housing 1 match.In the collar 42 When taking in header body, the gap is filled up in the lower end of the collar 42, and the lower surface of shell 2, the lower surface of housing 1 and the collar 42 Lower surface is concordant.

Alternatively embodiment, an impeller 7 is respectively articulated with each extensible member 6, as shown in figure 12, promote Part 7 is plate-like, and its top is provided with pivot joint block 41, and pivot joint block 41 is provided with the blind hole coordinated with lower drive-connecting shaft 16 or through hole, promotes The top of part 7 is stretched into host cavity 5 by slide opening, so as to realize the pivot joint with extensible member 6.As shown in figure 13, in order to avoid pushing away There is situation about swinging in moving part 7, and vertically extending bar shaped chute can be provided with the bottom 23 of housing 1 28, the madial wall of impeller 7 is provided with the bar shaped sliding block 40 being engaged with bar shaped chute 28, and both, which match somebody with somebody, closes guiding and spacing work With.In the present embodiment, pivot joint block 41 is arranged on the upper end of bar shaped sliding block 40, and bar shaped chute 28 is connected with mounting groove 22, Pivot joint block 41 is stretched into mounting groove 22 by the upper end of bar shaped chute 28.The bottom 23 of the housing 1 corresponding with the impeller 7 Provided with chute 34, extensible member 6 is slidably matched with chute 34, and chute 34 plays avoidance and auxiliary positioning to extensible member 6, and bar shaped is slided Groove 28 is arranged on the bottom wall of chute 34.

Using said structure, there is the advantages of easy for installation, during installation, by power line 4, pin 3, extensible member 6, impeller 7th, after back-moving spring 9 is assemblied on housing 1, power line 4 passes through the second cable-through hole 49, is then from top to bottom enclosed on shell 2 Housing 1 is outer, only needs pressing keys 8 in the process to avoid shell 2, attaching plug such as Figure 14 institutes after installation Show that there is the advantages of complete appearance.

As shown in figure 15, at the trial, utility model people once replaces above-mentioned extensible member 6 using Undee shrapnel, though It can also so work, but due to the architectural feature of the limitation of material and technique, and Undee shrapnel, by trying for a long time After testing, irreversible deformation gradually occurs for Wave shape spring sector-meeting, causes reset effect poor, while Undee shrapnel is thick in housing 1 Spend direction on elastic deformation stroke it is limited, if excessively pressing Undee shrapnel can be caused to be plastically deformed, therefore by In the case that the stroke of key 8 is certain, because Undee shrapnel will reserve the space for preventing being plastically deformed, so Undee shrapnel is in shell The shared space space more shared on the thickness direction of housing 1 than the extensible member 6 in the utility model will on the thickness direction of body 1 Greatly.And using in the utility model extensible member 6 carry out long-time experiment after, still can stablize reset, this is embodied The advantages of the utility model.

Claims (10)

1. a kind of one hand easily pulls out attaching plug, including header body, power line（4）Be arranged on the header body lower end insert Pin（3）, the power line（4）One end stretch into the header body and with the pin（3）It is connected, it is characterised in that：Institute Stating header body includes housing（1）With the housing is fixed on by way of being detachably connected（1）On attachment, it is described attached Part and the housing（1）Side wall between formed with host cavity（5）；The host cavity（5）Inside it is provided with the vertical direction The extensible member of undulate（6）, the extensible member（6）Including the polylith rigid member that head and the tail are pivotally connected successively from top to bottom（10）, phase Adjacent two pieces of rigid members（10）Between pass through drive-connecting shaft（14）It is articulated, the drive-connecting shaft（14）On be set with for protecting Hold adjacent two pieces of rigid members（10）Angle reduction torsion spring（11）；Rigid member described in polylith（10）In positioned at the top Rigid member（10）Top and the header body be pivotally connected, rigid member described in polylith（10）In be located at bottom rigid member（10） Lower par pivots have impeller（7）, the impeller（7）It is arranged on by way of the movement of single-degree-of-freedom along the vertical direction described In header body；It is provided with the side wall of the header body for extruding the extensible member（6）Button（8）, the button （8）Positioned at the extensible member（6）Outside, press the button（8）The extensible member can be driven（6）In the vertical direction Length elongation, to drive the impeller（7）Extend downwardly from the lower surface of the header body.

2. one hand according to claim 1 easily pulls out attaching plug, it is characterised in that：The drive-connecting shaft（14）On be set with Can be around the drive-connecting shaft（14）The roller of rotation（13）.

3. one hand according to claim 2 easily pulls out attaching plug, it is characterised in that：The button（8）Inner side and institute State host cavity（5）Towards the button（8）Cavity wall on be equipped with rib（24）, the rib（24）Prolong along the vertical direction Stretch；The rib（24）With the extensible member（6）On the roller（13）Relative set, the button（8）Described in extruding Extensible member（6）When, the extensible member（6）On the roller（13）With the roller（13）Corresponding rib（24）Upper rolling.

4. one hand according to claim 1 easily pulls out attaching plug, it is characterised in that：The rigid member（10）It is provided with and is used for Limit adjacent two pieces of rigid members（10）Between minimum angle positive stop lug boss（12）.

5. one hand according to claim 1 easily pulls out attaching plug, it is characterised in that：The button（8）With the plug sheet Straight-line guidance structure is provided between body, the straight-line guidance structure includes lead（31）And with the lead（31）It is sliding The dynamic pilot hole coordinated（25）.

6. one hand according to claim 1 easily pulls out attaching plug, it is characterised in that：The button（8）With the plug sheet It is provided between body and outwards pushes up the button（8）Back-moving spring（9）.

7. one hand according to claim 1 easily pulls out attaching plug, it is characterised in that：The impeller（7）Madial wall on Provided with vertically extending bar shaped sliding block（40）, the header body be provided with and the bar shaped sliding block（40）The bar of cooperation Shape chute（28）.

8. one hand according to claim 1 easily pulls out attaching plug, it is characterised in that：The attachment is to be enclosed on the housing （1）Outer shell（2）.

9. the one hand according to claim any one of 1-8 easily pulls out attaching plug, it is characterised in that：Set in the header body There are two host cavities（5）, two host cavities（5）It is oppositely arranged centered on the central axis of the header body, Each host cavity（5）Inside it is mounted on the extensible member（6）, each extensible member（6）Outside be equipped with it is described by Key（8）, each extensible member（6）On be respectively articulated with an impeller（7）Or two extensible members（6）While with One impeller（7）Pivot joint.

10. one hand according to claim 9 easily pulls out attaching plug, it is characterised in that：Two extensible members（6）While with One impeller（7）Pivot joint, the impeller（7）Including being enclosed on the housing（1）Bottom and with the housing（1）'s The collar that lower slide coordinates（42）；The collar（42）Extend downwardly from when the lower surface of the header body, what it stretched out Partially surround in the pin（3）Periphery.