CN205944512U - But lock pin telescopic plug - Google Patents

Abstract

The utility model discloses a but lock pin telescopic plug, including upper cover, lower cover, lock pin, insulating push rod, rocker, spring and corresponding circuit module, the lower cover is corresponding to be equipped with the business turn over hole in the lock pin, and business turn over hole both sides are formed with guide convex block respectively, and guide convex block is last to be equipped with electrically conductive touch panel respectively, and it has the boss still to take shape between two business turn over holes, and the boss is equipped with the shrinkage pool, the lock pin buckles perpendicularly to take shape there is the conducting block to the fixed setting in insulating push rod both ends, the upper cover is equipped with the screw hole, the screw rod of rocker corresponding in the screw hole is equipped with the external screw thread, and the rocker passes through the screw thread and is connected with the screw hole of upper cover, the spring is fixed locate the shrinkage pool on the boss in, the lock pin inserts the business turn over hole and make and connect on the spring is arranged in to the insulating push rod of lock pin upper end. The guide way direction that boss and guide block formed, the spring is pushing up the push rod that insulate, makes to set up to keep away from the business turn over hole in the lock pin at insulating push rod both ends and scale and can make the plug get into in shell internal rotation rocker perhaps to extract the jack.

Description

A kind of scalable plug of lock pin

Technical field

This utility model is related to plug field, and more particularly to a kind of safety is higher, the plug of convenient use person's plug.

Background technology

Plug is a kind of male, is the tie connecting power supply and electrical equipment, just can be completed by being inserted into socket Electrical connection.On the one hand, it is save space, the socket gap between socket is limited, plug, after socket plugs together, seldom has space Reserve and be easy to user and choose, be an impediment to the restriction in space, often relatively harder when unplugg, it is also easy to cause and be installed on Socket on wall loosens；On the other hand, lock pin be often exposed to aerial, if the moist or subsidiary moisture of lock pin, from Plant situation, user directly by plug insertion socket, then easily causes electric shock.

Utility model content

For one of solving the above problems, this utility model provides a kind of scalable plug of lock pin.Lock pin can shrink and be put in Shell is interior and is directed at import and export, can control the contraction of lock pin by rocking bar and stretch out, thus realizing the connection with socket and separating, Reach and easily connect or detached purpose with socket.

According to one side of the present utility model, there is provided a kind of scalable plug of lock pin, including on cover, lower cover, lock pin, Insulation push rod, rocking bar, spring and corresponding circuit module；Wherein：Lower cover corresponds to lock pin and is provided with manhole appendix, manhole appendix two Side is respectively formed with guiding projection, guiding projection is respectively equipped with conductive touch panel, is also formed with boss between two manhole appendixs, convex Platform is provided with shrinkage pool；The vertical bending of lock pin is formed with conducting block, and is fixedly installed on insulation push rod two ends；On be covered with screw thread Hole, the screw rod of rocking bar corresponds to described screwed hole and is provided with external screw thread, and rocking bar is connected with the screwed hole of upper lid by screw thread；Spring It is fixed in the shrinkage pool on boss, lock pin inserts manhole appendix and is connected to the insulation push rod of lock pin upper end and is placed in spring On, headed on by spring and so that it is offseted with rocking bar end face.Lock pin is directed at manhole appendix, and the gathering sill being formed by boss and guide pad Guiding, spring heads on insulation push rod, so that the lock pin being arranged at insulation push rod two ends is scaled in shell away from manhole appendix, slotting when needing When entering socket, by the manhole appendix alignment receptacles of plug, pivots rocker, the threaded rod of rocking bar down pushes insulation push rod to be made absolutely Edge push rod overcomes the power of spring to move downward, so that lock pin stretches out, and inserts socket；When needing to pull the plug out of the socket, only need Opposite direction pivots rocker, rocking bar up moves, and spring then pushes insulation push rod and up moves, and lock pin just can be followed and up move, Until separating with socket.Thus, it is possible to have the effect being easy to that plug comes in and goes out and extracts jack.

In some embodiments, it is additionally provided with guide post between upper lid and lower cover, described insulation push rod is additionally provided with pilot hole, Guide post passes through the pilot hole of insulation push rod.Guide post has guide effect, and insulation push rod can move up and down along guide post. Thus, it is possible to have make up and down motion that lock pin extends and retracts steadily and accurately effect.

In some embodiments, insulation push rod top is additionally provided with rotating disk, and described rotating disk one side is articulated with insulation push rod, separately Simultaneously it is provided with polygonal grooves, with respect to the polygonal grooves on rotating disk, rocking bar end is additionally provided with polygon projection.Rotating disk due to To be articulated with insulation push rod top, thus its can with insulation push rod on rotate, the polygonal grooves that rotating disk is provided with above can be with The polygon projection cooperation of rocking bar end, rocking bar is stirred rotating disk and is rotated when rotating, push insulation pushrod movement simultaneously, it is to avoid Rocking bar is directly contacted with insulation push rod and rotates abrasion with one place of insulation push rod.Thus, it is possible to have prevent insulation from pushing away Bar weares and teares, and protection insulation push rod prolongs long-life effect.

Brief description

Fig. 1 is the lock pin scalable plug schematic diagram of this utility model one embodiment；

Fig. 2 is the schematic cross-section at the scalable plug lock pin of lock pin shown in Fig. 1；

Fig. 3 is the exploded perspective view of the scalable plug of this utility model lock pin；

Fig. 4 is close-up schematic view at A shown in Fig. 3.

Specific embodiment

Below in conjunction with the accompanying drawings this utility model is described in further detail.

Fig. 1～3 show schematically show according to a kind of scalable plug of the lock pin of embodiment of the present utility model.As figure Shown, this device includes lid 60, lower cover 10, lock pin 301, and insulate push rod 30, rocking bar 70, spring 80 and accordingly circuit mould Block.

As shown in figs. 2 to 4, lower cover 10 corresponds to lock pin 301 and is provided with manhole appendix 108, and two manhole appendix 108 both sides are respectively It is formed with guiding projection 101, guiding projection 101 is respectively equipped with conductive touch panel 20, conductive touch panel 20 extends guiding projection 101 And be provided with connecting hole (in figure is not noted), connecting hole can supply wiring, make this conductive touch panel 20 and plug other conducting channels or Person's function circuit board electrically connects.Also it is formed with boss 109, boss 109 is provided with shrinkage pool 1091 between two manhole appendixs 108；Boss Pore size between 109 with guiding projection 101 is consistent with manhole appendix, and it can stop and this for lock pin 301, and plays and lead To effect, it is to avoid deviate manhole appendix 108 and action failure when lock pin 301 motion.

As shown in figures 2-3, lock pin 301 vertically bends and is formed with conducting block 302, and is close to insulate in conducting block 302 back side Push rod 30 is fixedly installed on insulation push rod 30 two ends, makes the distance between two lock pins 301 and the distance between manhole appendix 108 phase Deng.Insulation push rod 30 top is additionally provided with rotating disk 40, and insulation push rod 30 is provided with connecting hole, and rotating disk 40 one side is provided with perpendicular to rotating disk 40 One connecting post, connecting post neatly inserts the connecting hole of insulation push rod 30, so that connecting post ending vertical is thought in connecting post outer Extend the spacing ring being formed greater diameter than connecting hole on insulation push rod 30, this spacing ring can limit rotating disk 40 and come off, thus, Rotating disk 40 just can be articulated and connected in insulation push rod 30, and rotating disk 40 another side is then provided with polygonal grooves, with respect on rotating disk 40 Polygonal grooves, rocking bar 70 end is additionally provided with polygon projection.

As shown in figures 2-3, upper lid 60 is provided with screwed hole 601, and the screw rod of rocking bar 70 corresponds to described screwed hole 601 and sets There is external screw thread, the screw rod of rocking bar 70 is installed on upper lid 60 by screw thread cooperation.

As shown in figures 2-3, it is additionally provided with guide post 50 between upper lid 60 and lower cover 10, described insulation push rod 30 is additionally provided with leads Xiang Kong, guide post 50 passes through the pilot hole of insulation push rod 30.Spring 80 one end 80 is fixed at the shrinkage pool 1091 on boss 109 Interior, lock pin 301 inserts manhole appendix 108 and is connected to the insulation push rod 30 of lock pin 301 upper end and is placed on spring 80, by spring 80 are headed on and so that it is offseted with rocking bar 70 end face, and now spring 80 is in nature elongation state, and lock pin 301 end is just shunk in entering 108 inside edges portalled, specifically, lock pin 301 closes in shell.When needing plug insertion jack, can will insert Manhole appendix 108 alignment receptacles of head, and so that plug joint face is fitted and receptacle face；Rotating rocker 70, then the spiral shell of rocking bar 70 Bar, due to the matching relationship with the screw thread of upper lid 60, also moves downward while rocking bar 70 own rotation, the polygon of its end Due to coordinating with the polygonal grooves on rotating disk 40, thus, the rotation of rotating disk 40, rotating disk 40 are also stirred in the rotation of rocking bar 70 to projection Down pushed away, moved downward, promote insulation push rod 30 make it overcome the power of spring 80 to move downward, simultaneously drive lock pin 301 to Lower motion, lock pin 301 stretches out and inserts jack, thus reaching the purpose of plug insertion socket, moves downward in lock pin 301 At the limit, conducting block 302 is fitted with conductive touch panel 20, namely lock pin 301 is electrically connected with other circuit in shell, so that lock pin Realize plug during the jack of 301 insertion sockets in the connection of power supply, reach the purpose that electrical equipment connects conduction with power supply.Guide post 50 Play the effect of guiding, make the stable movement of insulation push rod 30 accurate, it is to avoid lock pin 301 deviates manhole appendix 108.When needs are extracted During plug, only need opposite direction pivots rocker 70, then rocking bar 70 drives motion upwards to drive insulation push rod 30 to move upwards, absolutely simultaneously Edge push rod 30 is also promoted by spring 80 makes it move upwards；Now lock pin 301 toward shell contract and depart from jack realize plug with The detached purpose of jack, spring 30 can head on insulation push rod 30 motion all the time and make its ends contact with rocking bar 70 all the time, keep away Exempt from that gap occurs, affect kinematic accuracy.

Above-described is only some embodiments of the present utility model.For the person of ordinary skill of the art, On the premise of creating design without departing from this utility model, some deformation can also be made and improve, these broadly fall into this practicality New protection domain.

Claims (3)

1. a kind of scalable plug of lock pin is it is characterised in that include：Upper lid (60), lower cover (10),

Lock pin (301), insulation push rod (30), rocking bar (70), spring (80) and corresponding circuit module；Wherein：

Described lower cover (10) corresponds to lock pin (301) and is provided with manhole appendix (108), and described manhole appendix (108) both sides are formed respectively There is guiding projection (101), guiding projection (101) is respectively equipped with conductive touch panel (20), also shapes between two manhole appendixs (108) There is boss (109), described boss (109) is provided with shrinkage pool (1091)；

The vertical bending of described lock pin (301) is formed with conducting block (302), and is fixedly installed on insulation push rod (30) two ends；On Lid (60) is provided with screwed hole (601), and the screw rod of rocking bar (70) corresponds to described screwed hole (601) and is provided with external screw thread；

Described spring (80) is fixed at the shrinkage pool (1091) on boss (109) Nei, lock pin (301) insertion manhole appendix (108) and And be connected to the insulation push rod (30) of lock pin upper end and be placed on spring (80), headed on by spring (80) and so that it is held with rocking bar (70) Face offsets.

2. a kind of scalable plug of lock pin according to claim 1 is it is characterised in that described upper lid (60) and lower cover (10) Between be additionally provided with guide post (50), described insulation push rod (30) is additionally provided with pilot hole, and guide post (50) passes through insulation push rod (30) Pilot hole.

3. the scalable plug of lock pin according to claim 1 and 2 is it is characterised in that described insulation push rod (30) top also sets There is rotating disk (40), described rotating disk (40) is simultaneously articulated with insulation push rod (30), and another side is provided with polygonal grooves, with respect to rotating disk (40) polygonal grooves on, rocking bar (70) end is additionally provided with polygon projection.