CN2185937Y

CN2185937Y - Safety lampholder

Info

Publication number: CN2185937Y
Application number: CN 94227937
Authority: CN
Inventors: 甘炳灿
Original assignee: Individual
Current assignee: Individual
Priority date: 1994-03-29
Filing date: 1994-03-29
Publication date: 1994-12-21
Anticipated expiration: 2004-03-29

Abstract

The utility model relates to a safety lamp socket with a self-locking safety device, comprising a base body, a body cover, a leading wire device of a positive pole and a current leading wire device of a loop. The utility model is characterized in that the safety lamp socket with a self-locking safety device is also provided with a touch control device which is arranged on the upper plane of the upper wall of the base body and composed of a supporting seat, a rocker arm and a tappet; the lower end of the tappet is formed with an electric contact which is abutted on the contact of a lamp cap; a safety locking device is composed of a sliding mechanism and a locking mechanism; the sliding mechanism is composed of a supporting plate, a pushing slide block and a pushing spring; however, the locking mechanism is provided with a locking plate and a lock spring; the touch control device can be conveniently converted from a locking power-off state and a switching-on circuit state by the matching of the locking mechanism and the sliding mechanism. The utility model is used with high safety.

Description

Safety lampholder

The utility model relates to a kind of appliance socket, particularly a kind of the safety lamp holder with protection against electric shock structure that bulb is used is installed.

Various lights socket in the market generally all not have can to prevent after shedding bulb to bump the safeguard construction that contact in the lamp holder causes electric shock accidents because of mistake, thereby personal safety is constituted danger, and particularly the security threat to children is then bigger.

The purpose of this utility model provides a kind of safety lamp holder with self-locking safety device, it can make contact when inserting bulb easily, and makes contact keep off state when unloading bulb so that prevent fully after shedding bulb owing to mistake is touched the electric shock accidents that head takes place.

Safety lamp holder of the present utility model comprises a pedestal, has a upper wall and a circumferential side wall and interface; One with the body lid of described pedestal spiral shell knot; The upper edge, plane circumferentially is oppositely arranged on the pedestal upper wall an anodal electric current thread guide devices and a loop current thread guide devices, they comprise respectively: one is embedded at the contact spring in the last plane of pedestal upper wall, one repeatedly puts and is fixed on electrode slice on the described pedestal upper wall by its lower end and described reed one end, one is located in the terminal screw of electrode slice upper end and is arranged on the electric hot contact that is communicated with respectively with described reed on the pedestal upper wall lower plane; Be characterized in that it also comprises:

Touch controls device on the one last plane that is provided with described pedestal upper wall, it comprises: the bearing at least two last planes that are located at the pedestal upper wall respectively; At least two identical with bearing number rocking arms that are articulated in respectively on the described bearing, wherein each rocking arm all is made up of the long and short arm that extends to two ends from its articulated section, its two ends formation arcwall face, its long arm end cambered surface can contact described reed; At least two that equate with the rocking arm number, be fixed on the top spring on the plane on the pedestal with respect to each long-armed nearly middle part; At least two identical with the rocking arm number, be provided with at interval and can pass the pedestal upper wall with being free to slide, so that the tappet that its lower end can contact with the lamp holder of bulb to be installed respectively, each tappet comprises that a upper end, that is the plane is the annular groove of lower end and between described upper and lower end of sphere, and described upper end can contact the galianconism end of support arm; The lower end of described tappet forms the inconsistent hot contact of lamp holder contact with bulb to be installed;

One safe locking device, it comprises on the pedestal left side wall between two thread guide devices, enter slipping mechanism in the pedestal inner chamber by upper wall, it has: one is installed in described horizontal supporting plate on transverse plane on the sidewall, and its right-hand member extends into a guiding pin; The one cylinder shape that is sticked in parallel sidewalls with inner chamber promotes slide block, it is provided with a vertical chute of joining with guiding pin cunning on its left side, the one vertical caulking groove in its right upper portion, the upper and lower end of caulking groove are set to a seam plane and a downward-sloping sliding bevel respectively; And the spring that pushes away that is bearing between support plate and chute bottom; An and locking mechanism that is provided with under the present battle array upper wall lower plane, it is provided with: one can be arranged on the jam plate under the lower plane of pedestal upper wall slidingly, which is provided with the center line identical and aim at the lockhole of each tappet axis with the tappet number, they are nested with gap on described each tappet body, and the right-hand member of described jam plate extends into a protruded stigma body; One is placed on the described protruded stigma body and is bearing in the snap on the empty right side wall in the pedestal, by the elastic force of this spring the left end of jam plate is pressed against on slide block right side wall or the caulking groove sidewall.

The structure that the interface that the touch controls device of described safety lamp holder can be respectively equipped with three bearings that match, rocking arm, tappet and top spring and described pedestal is respectively equipped with internal thread and slot is for screw socket to be installed or draw together a mouthful bulb and selectively use.

Adopt this safety lamp holder of the present utility model, after screw socket or socket bulb shed, described each rocking arm can be swung around bearing separately under the spring effect of top, make its long arm end arc contact surface break away from reed, contacting surface promotion tappet by its galianconism moves down simultaneously, middle annular groove until tappet slips in the corresponding jam plate hole, and be pressed on the annular groove right side by the left side of snap with the jam plate hole, slide block synchronously is pushed spring and promotes descending, the left end of jam plate is imbedded in the caulking groove on its right side, the seam face supports and ends the jam plate left end and tappet pinning the most at last on caulking groove, makes galianconism end cambered surface and arm reed keep throwing off to keep off-position; Like this, even, also electric shock accidents can not take place, therefore use to be perfectly safe reliably just in case mistake is bumped tappet end contact.

Now further specify the purpose of this utility model and characteristics by a specific embodiment and in conjunction with its accompanying drawing.

Fig. 1 is the main cutaway view of an embodiment of the utility model safety lamp holder;

Fig. 2 is the vertical view after Fig. 1 embodiment sheds the body lid;

Fig. 3 is the cutaway view along " A-A " among Fig. 2;

Fig. 4 is the cutaway view along " B-B " among Fig. 2;

Fig. 5 is the cutaway view along " F-F " among Fig. 2.

Fig. 1 and Fig. 2 have represented an embodiment of the present utility model, promptly one are applicable to screw socket to be loaded onto and socket bulb (21,22) (shown in double dot dash line) dual-purpose safe lamp socket.As shown in the figure, it comprises: a pedestal 13, it is made up of a upper wall 19 and sidewall 20, at the joint cap part 21(22 of described sidewall 20) locate to be provided with respectively relative bending notch 17 of pegging graft for the socket lamp holder in two front and back and the internal thread 18 that spins for screw cap; One with the body lid 9 of the upper end snail of pedestal 13 knot; On pedestal upper wall 19 upper edge, plane week the side anodal electric current thread guide devices and the loop current thread guide devices that relatively are provided with, they comprise respectively: be embedded at the contact spring 5 on the last plane of pedestal upper wall 19; One electrode slice 42, its lower end becomes bending and repeatedly puts on reed 5 one ends, is fixed on the pedestal upper wall 19 with screw 14; One is located in the terminal screw 15 of electrode slice 42 upper ends; Be characterized in, also comprise:

One is arranged on the touch controls device on the last plane of pedestal upper wall, shown in Fig. 1,2 and 4, it comprises: three are located at the bearing on the plane 23 on the pedestal, three Rocker arm 4s that are articulated on the described bearing 23, each Rocker arm 4 all is made up of long-armed 24 and the galianconism 25 that extend to two ends from its articulated section, its long arm end and galianconism end form arcwall face 26,27 respectively, and described arcwall face 26 can contact described reed 5, and arcwall face 27 will be mentioned below can contacting hold out 10 last plane; Top spring 16 on three last planes that are installed in the pedestal upper wall with respect to each middle part of long-armed 24; Three are provided with at interval and can pass the pedestal upper wall with being free to slide, so that can be respectively hold out 10 with the

lamp holder contact

28,29,30 of bulb to be installed contacts in its lower end, each tappet 10 is provided with the lower end 32(34 that a upper end 31, that is the plane is sphere, 36) and a annular groove 33 between upper end 31 and lower end 32, each lower end 32(34,36) be can with the contact 28 of the lamp holder of bulb to be installed, (or 30), 29 hot contact (seeing shown in Fig. 1 double dot dash line) of conflicting.

One safe locking device, comprise: on the pedestal left side wall that is sticked between two thread guide devices, by the slipping mechanism in the upper wall insertion pedestal inner chamber, it is provided with: one is installed in the horizontal supporting plate 1 on the described sidewall upper plane, and its right-hand member extends into a guiding pin 2; The one parallel cylinder shape slide block 7 that is sticked with the pedestal intracavity sidewall, on its left side, be provided with a vertical chute 41 of joining with described guiding pin cunning, be provided with a caulking groove 42 longitudinally in its right upper portion, the upper and lower end of caulking groove 42 is set to a seam plane 35 and a downward-sloping sliding bevel 39 respectively; And one be bearing in and push away spring 8 between described support plate 1 and chute 41 bottoms; And one can about be arranged on locking mechanism under the lower plane of pedestal upper wall slippingly, be provided with: one can be arranged on the jam plate 11 under the lower plane of described pedestal upper wall slidingly, which is provided with center line and aim at the lockhole identical of the axis of respectively holding out with the tappet number, they are nested with gap on described three tappet bodies 10, and the right-hand member of described jam plate extends into a protruded stigma body 37; One is placed on the described protruded stigma body 37 and is bearing in the snap 38 on the pedestal inner chamber right side wall, and the elastic force by this spring relies on the wall of slide block 7 right side walls or caulking groove 34 left end of jam plate 11 all the time.

The operation principle of this safety lamp holder is as follows: behind the

lamp holder

21 or 22 screw-ins or insertion lamp socket of bulb to be installed, the left end plane 40 of lamp holder and the contact 28(30 of lamp holder), 29 touch slide block 7 with slide block jack-up, the bottom land of the chute 41 of slide block 7 upwards pushes spring 8, simultaneously the left end of jam plate 11 of slipping away rises on the inclined-plane 39 of the right side caulking groove 34 of slide block, jam plate 11 left ends are rested on the right side wall of slide block 7, jam plate 11 is pushed the right side of pedestal 13 inner chambers to the right, compress snap 12 simultaneously, because jam plate 11 moves to right, make jam plate 11 annular groove 33 that gets loose, the lockhole center line is aimed at the central axis of each tappet 10; When treating to move LAP on the slide block 7, the two contact 36(or 32 of lamp holder), 34 just touch simultaneously the top each corresponding tappet 10 contact 28(or 30), 29, because this moment is to the releasing self-locking of respectively holding out,

lamp holder

21 or 22 continues to rise, its contact promotes each corresponding tappet contact simultaneously rises each tappet 10, annular groove 33 upwards moves apart jam plate 11, promote respectively to shake wall 4 around bearing 23 swings by transverse plane on the tappet 31 simultaneously, this moment long-armed 24 and long arm end 26 be depression spring 16 and touch reed 5 respectively just, so connect circuit; And unloading

lamp holder

21, or 22 o'clock, the two contact 36(or 32 of lamp holder), 34 throw off tappet contact 28(or 30 simultaneously), 29, corresponding Rocker arm 4 under the resilience force effect of top spring 16 around separately bearing 23 backswing, depress tappet 4 by galianconism end 27, make tappet chute 33 be moved downward to original and jam plate scarf position, long arm end 4 leaves and touches reed 5; Slide block 7 is along with lamp holder sheds simultaneously, move down a lift range recovery original position under the spring 8 resilience force effects pushing away, jam plate 11 is under the resilience force effect of snap 12, its left end slips into caulking groove inclined-plane 39 and pastes to the caulking groove wall, the right side of the lockhole of jam plate 11 compresses the right side of tappet chute, when slide block 7 times is exercised on the caulking groove seam face 35 when propping up on jam plate 11 left ends plane, jam plate 11 is just fixed by self-locking, jam plate 11 blocks 10 chute 33 walls of holding out makes tappet 10 be lockable together with its contact, is self-locking and off-position this moment.Like this, even mistake is bumped the lamp socket contact, electric shock accidents can not take place yet, thus fool proof reliable.

Claims

1, a kind of safety lamp holder with self-locking safety device, it comprises: one has the pedestal of upper wall and circumferential side wall and interface; One with the body lid of described pedestal spiral shell knot; The upper edge, plane circumferentially is oppositely arranged on the pedestal upper wall an anodal electric current thread guide devices and a loop current thread guide devices, they include respectively: one is embedded at the contact spring in the last plane of pedestal upper wall, one repeatedly puts and is fixed on electrode slice on the described pedestal upper wall by its lower end and institute's reed one end, one is located in the terminal screw of described electrode slice upper end and is arranged on the electric hot contact that is communicated with respectively with described reed on the pedestal upper wall lower plane; It is characterized in that it also comprises:

One is arranged on the touch controls device on the last plane of described pedestal upper wall, and it comprises: the bearing at least two last planes that are located at the pedestal upper wall respectively; At least two identical with bearing number rocking arms that are articulated in respectively on the described bearing, wherein each rocking arm all is made up of the long and short arm that extends to two ends from its articulated section, its two ends formation contacting surface, its long arm end cambered surface can contact the described reed that touches; At least two relative each long-armed nearly middle parts that equate with the rocking arm number are installed in the top spring on plane on the pedestal; At least two identical with the rocking arm number, be provided with at interval and can pass the pedestal upper wall with being free to slide, so that the tappet that its lower end can contact with the lamp holder of bulb to be installed respectively, each tappet comprises that a upper end, that is the plane is the annular groove of lower end and between its upper and lower end of sphere, and described upper end can contact the galianconism end of the described rocking arm of supporting; The lower end of described tappet forms the inconsistent hot contact of lamp holder contact with bulb to be installed;

One safe locking device, it comprises on the pedestal left side wall between two thread guide devices, enter slipping mechanism in the pedestal inner chamber by upper wall, it has: one is installed in the horizontal supporting plate on the transverse plane on the described left side wall, its right-hand member extends into a guiding pin, the one parallel cylinder shape that is sticked with the inner chamber left side wall promotes slide block, it is provided with a vertical chute of joining with guiding pin cunning on its left side, the one vertical caulking groove in its right upper portion, the upper and lower end of described caulking groove are arranged to a seam plane and a downward-sloping sliding bevel respectively; And the spring that pushes away that is bearing between described support plate and chute bottom; An and locking mechanism that is arranged under the lower plane of pedestal upper wall, it is provided with: one can be arranged on the jam plate under the pedestal upper wall lower plane slidingly, which is provided with its center line identical and aim at the lockhole of each tappet axis with the tappet number, they are nested with gap on described each cylinder, the right-hand member of described jam plate extends into a protruded stigma body, one is placed on the described protruded stigma body and is bearing in the snap on the pedestal inner chamber right side wall, by the elastic force of this spring the left end of jam plate is relied on slide block right side wall or the caulking groove sidewall all the time.

2, safety lamp holder as claimed in claim 1 is characterized in that, the number of the described bearing that cooperatively interacts, rocking arm, tappet and top spring all is three; Described pedestal interface is double to be provided with internal thread and two kinds of syndetons of slot can be selected to use for Screwed bulb to be installed or socket bulb.