CN103094792A - Touch-control type safe socket - Google Patents

Touch-control type safe socket Download PDF

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Publication number
CN103094792A
CN103094792A CN2012104572176A CN201210457217A CN103094792A CN 103094792 A CN103094792 A CN 103094792A CN 2012104572176 A CN2012104572176 A CN 2012104572176A CN 201210457217 A CN201210457217 A CN 201210457217A CN 103094792 A CN103094792 A CN 103094792A
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CN
China
Prior art keywords
lock pin
guide card
touch
insulative inserts
housing
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Granted
Application number
CN2012104572176A
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Chinese (zh)
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CN103094792B (en
Inventor
孙立峰
Original Assignee
孙立峰
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Filing date
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Application filed by 孙立峰 filed Critical 孙立峰
Priority to CN201210457217.6A priority Critical patent/CN103094792B/en
Publication of CN103094792A publication Critical patent/CN103094792A/en
Application granted granted Critical
Publication of CN103094792B publication Critical patent/CN103094792B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention discloses a touch-control type safe socket which comprises a shell body and a power line. Slots which are used for enabling a zero line plug foot of a plug and a live wire plug foot of the plug to be inserted are formed in the shell body. Inner conducting strips and outer conducting strips are arranged beside the slots. The inner conducting strips are arranged between the outer conducting strips and the slots. The outer conducting strips are connected with the power line. The shell body is further provided with a touch-control type isolation device which is controlled by the plug connected with the touch-control type safe socket in an inserted mode and capable of blocking communication of the outer conducting strips and the inner conducting strips. The touch-control type safe socket has the advantages of being capable of greatly increasing safety of products, reliable in operation and capable of saving conducting materials.

Description

A kind of touch safety socket
Technical field
The present invention relates to a kind of electrical connection, in particular, it relates to a kind of touch safety socket.
Background technology
Socket is indispensable electric device in modern work and life, can take easily and safely electric energy for people from utility network in various electricity consumptions place by socket.But the at present common most security protection performance of socket is lower, for have very big potential safety hazard for the children of absolute ignorance aspect Electrical Safety, in case inserting outlet slots, the hand-held conducting objects of children just electric shock accidents may occur, therefore, conventional socket is carried out structural improvement, it is very necessary making it to be difficult for outwards transmission of electricity in improper electricity consumption situation, can improve like this security protection performance of socket, guarantees especially children's personal safety of personnel.Also there are at present many known innovative technologies maybe will be applied, improved or be expected to improve the safety in utilization of socket.it is the safety return circuit device that the invention of CN1812209A discloses a kind of socket on August 2nd, 2006 as publication number, it includes a housing, this housing is provided with power supply slot, this power supply slot has the two hole slots that the charger plug inserts, be equipped with power line on this housing, be provided with the loop of On current between this power supply slot and this power line, this loop includes a cross-over connection loop and some touch-controls loops, this cross-over connection loop is located between this two jack base, this cross-over connection loop has two inputs and two transmission ends, this input and transmission ends are located at the respectively both sides of this jack base relatively, this two jack base does not consist of the conducting loop between the adjacent input of homonymy and transmission ends, this touch-control loop is located between this two jack base and this cross-over connection loop, and touch-control is arranged in this two input, two transmission ends.Above-mentioned safety socket really has the function that prevents improper electric shock, but following deficiency is also arranged:
1. poor structure.This loop comprises 4 touch-control loops, has 4 pairs of contacts, and in the loop, more contact has increased the complexity of system, reduced its reliability, and in long-term use procedure, contact meeting oxidation deterioration, its contact resistance can increase, and then increases the caloric value in whole loop, and socket is damaged too early.In order to alleviate more multifinger adverse effect, tend to silver-plated on the contact during manufacturing or the silver-colored rivet of direct use contact to improve resistant to rust and arc resistant ability, this will obviously increase the cost of product undoubtedly.
2. use metal material too much.This safety return circuit needs the cross-over connection loop, the cross-over connection loop consists of across sheet by two, this two jumper is cross-placed between this two jack base in the mode of intersecting, and because jack corresponding to each electrical appliance plug needs to have two long jumpers, this can increase the cost of whole socket again.Consider society to the huge demand of socket, though the limited increase metal consumption of single socket, but the accumulation total amount is also quite surprising.
3. the easy initiation potential in cross-over connection loop.Long loop can increase the whole caloric value of socket, and this will reduce the fail safe of socket.Socket is after long-term the use in addition, and unavoidable dust impurity enters, and dust very easily makes cross-over connection loop short circuit, causes dangerous the generation.This problem in dust more workshop, the occasion such as building site is particularly outstanding.
4. still can cause the generation of the situation of getting an electric shock when inserting simultaneously with the similar foreign matter of the pin size of standard plug with two.
Summary of the invention
In order to overcome existing most socket secure barrier propterties deficiency, there is the defective of electric shock hidden danger in improper electricity consumption situation, the invention provides a kind of reasonable safeguard structure that has, safe and reliable safety socket.
Technical scheme of the present invention is: a kind of touch safety socket, comprise housing and power line, housing is provided with the slot for plug zero line pin and the insertion of live wire pin, other outer guide card and the interior guide card of being provided with of slot, interior guide card is between outer guide card and slot, outer guide card is connected with power line, also is provided with the touch-control barrier means that is subjected to the plug control that patches with this touch safety socket, outer guide card capable of blocking and interior guide card conducting on housing.Described touch-control barrier means is subjected to the control that presses of the plug that patches with this touch safety socket, along with work is synchronously carried out in the insertion of plug.When this touch safety socket was unloaded, outer guide card separated with interior guide card.When plug inserted, it is close that the pin of plug is pushed the outside guide card of interior guide card, makes simultaneously described touch-control barrier means remove the isolated of external guide card and interior guide card, and interior guide card is contacted with outer guide card, and then be electrically connected to power line foundation, the pin energising of plug.
As preferably, described touch-control barrier means comprises and presses bar and insulative inserts, and insulative inserts is slided and is arranged in space between outer guide card and interior guide card, presses bar and is slidably connected on described housing, presses bar and is connected with insulative inserts.Insulative inserts is isolated with outer guide card and interior guide card, pressing bar reception plug inserts the pressure in lower time and passes to insulative inserts, insulative inserts is removed, for the connection of outer guide card and interior guide card and even the circuit turn-on between socket and plug create conditions between outer guide card and interior guide card.If there are children to insert the conducting objects similar with the plug base pin size out of curiosity in arbitrary slot or whole slot, do not press bar as long as do not press, insulative inserts will make interior guide card and outer guide card be in off-state all the time, and electricity can't be transferred on pin, therefore can guarantee can not get an electric shock.
As preferably, described touch-control barrier means also comprises the insulative inserts guide groove, the insulative inserts guide groove be fixedly arranged in housing the bottom and perpendicular to the bottom of housing, insulative inserts is slided and is located in the insulative inserts guide groove, insulative inserts guide groove bottom land is provided with the spring of supporting insulative inserts.Insulative inserts is arranged in the insulative inserts guide groove, realizes being slidably connected of insulative inserts and housing.The insulative inserts guide groove makes insulative inserts that stable mobile route be arranged, can accurately complete reliably to the foundation of this touch safety socket loop insulating effect with remove.
As preferably, this touch safety socket also comprises the locking system of the described touch-control barrier means of lockable, this locking system comprises lock pin and back-moving spring, and lock pin is slidably connected on described housing and the lock pin head is exposed to outside housing, and back-moving spring is fixedly arranged on enclosure interior and is connected with lock pin.Locking system makes described touch-control barrier means locked, stop pressing down of plug, thereby keep the isolated of external guide card and interior guide card, releasing must overcome the resilience force of back-moving spring and pushes lock pin aside and keep with hand to the locking of touch-control barrier means, could insert plug on this basis, and then depress again press bar could conducting the loop, in case loose one's grip, lock pin can reset under the effect of back-moving spring again.This locking system can further improve the fail safe of this touch safety socket, according to convention, synchronous coordination is pushed lock pin aside and is depressed and presses these two actions of bar and need bimanualness, even therefore children insert conducting objects in slot, also may remove again hardly this twice insurance of touch-control barrier means and locking system, so it is very little that the possibility of electric shock accidents occurs.
As preferably, the cell wall of insulative inserts guide groove be provided with perforation, can hold the lock pin jack that penetrates.The mobile route that lock pin enters the lock pin jack and blocks insulative inserts just can make insulative inserts shift out between outer guide card and interior guide card, thereby realizes lock function to the touch-control barrier means in better simply mode.
As preferably, described enclosure interior is installed with the lock pin chute, and lock pin slides and is embedded in described lock pin chute.The lock pin chute makes lock pin work accurately reliable for lock pin provides fixing moving track.
As preferably, lock pin is L-shaped, and the head of lock pin exposes case top.It is wider that the head of lock pin is exposed at this structure applicable surface of case top, is that the socket of embedding wall or the socket that is used as wiring board all can adopt.
As an alternative, lock pin is straight-bar, and the head of lock pin exposes the housing side.When this touch safety socket is used for wiring board, owing to not limited by dimensional orientation, lock pin also can adopt the mode of side pull to work, and can take full advantage of like this space of socket side, does not just have like this worry that the plug with the socket top interferes when carrying out jack design.
As an alternative, described touch-control barrier means comprises and presses bar and insulative inserts, insulative inserts is slided and to be arranged in space between outer guide card and interior guide card, press bar and insulative inserts is connected, press club body and be provided with step, housing is provided with conduit, and the conduit end is provided with that width enlarges presses the bar slide opening, presses bar and is slidably connected in described conduit and when being in plug with the grafting of this touch safety socket beyond the overlay area of plug.Press bar and be not and be subjected to the control of plug but need to directly control with hand, will first will press bar horizontal sliding one segment distance during use, press to pressing bar slide opening place again, insulative inserts can be removed between outer guide card and interior guide card.This structure carries latch functions, can separately establish locking system again, need during use two steps could solutions except isolated between guide card and interior guide card, therefore also can reduce the electric shock risk, guarantee safety.
As preferably, the contact site between outer guide card and interior guide card is provided with silver or silver alloy contact.It is low that silver or silver alloy contact have resistivity, corrosion resistant, and arc resisting advantage can extend useful life of safety socket greatly after employing.
The invention has the beneficial effects as follows:
Greatly increase the fail safe of product.The touch-control barrier means of this touch safety socket can completely cut off receptacle loop non-during with electricity condition, and it is normally isolated with removing voluntarily with the insertion of plug under electricity condition, therefore can greatly reduce accidental shock accident occurrence probability, and more can form dual fail-safe when having configured locking system, the situation of electric shock occurs when effectively having avoided improper electricity consumption, thereby conscientiously improves the fail safe that the safety socket uses.
Reliable operation.This touch safety socket can be realized blocking-up to home loop by simple and reliable motion, need not establish the labyrinths such as cross-over connection loop, can greatly improve the functional reliability of product.
Save electric conducting material.The safety socket does not need the cross-over connection loop, therefore can save a large amount of electric conducting materials.
Description of drawings
Fig. 1 is a kind of structural representation of the present invention;
Fig. 2 is a kind of schematic top plan view of the present invention;
Fig. 3 is the structural representation of the present invention in embodiment 2;
Fig. 4 is a kind of use view of the present invention when plug inserts;
Fig. 5 is the structural representation of the present invention in embodiment 3;
Fig. 6 is the structural representation of the present invention in embodiment 5.
In figure, 1-presses bar, 2-insulative inserts, 3-lock pin, 4-back-moving spring, 5-insulative inserts guide groove, the 6-neutral slot, 7-hot slot, the outer guide card of 8-zero line, guide card in the 9-zero line, the outer guide card of 10-live wire, guide card in the 11-live wire, 12-lock pin chute, the 13-housing, 14-conduit, 15-press the bar slide opening.
Embodiment
The invention will be further described below in conjunction with the accompanying drawing specific embodiment.
Embodiment 1:
as depicted in figs. 1 and 2, a kind of touch safety socket, be the embedded two hole socket of body of wall, it comprises housing and power line, housing is provided with the slot for plug zero line pin and the insertion of live wire pin, be respectively neutral slot 6 and hot slot 7, other outer guide card and the interior guide card of being provided with of two slots, the outer guide card 8 of zero line and the interior guide card 9 of zero line that are divided into corresponding neutral slot 6, and guide card 11 in the outer guide card 10 of the live wire of corresponding hot slot 7 and live wire, guide card 9 is outside zero line between guide card 8 and neutral slot 6 in zero line, guide card 11 is outside live wire between guide card 10 and hot slot 7 in live wire, the outer guide card 8 of zero line is connected with zero line in power line, the outer guide card 10 of live wire is connected with live wire in power line.In each, guide card is all made with reed, and one-body molded with the reed in corresponding slot, and entire card is connected on the interior draw-in groove of housing.Also be provided with the touch-control barrier means that is subjected to the plug control of safety receptacle accepts, outer guide card capable of blocking and interior guide card conducting on housing, this touch-control barrier means comprises and presses bar 1, insulative inserts 2 and insulative inserts guide groove 5, insulative inserts 2 is a plastic T shape grillage, comprise isolated flat board and an a plate, isolated dull and stereotyped width is slightly larger than the distance of the outer guide card 8 of zero line and outer guide card 10 outer point of live wire, presses bar 1 and is connected with described connecting plate.press bar 1 be slidably connected on described housing and be in neutral slot 6 and hot slot 7 between, press bar 1 and insulative inserts 2 is one-body molded, insulative inserts guide groove 5 be fixedly arranged in housing the bottom and perpendicular to the bottom of housing, this groove is formed by two parallel relative risers, the thickness of distance between plates and described connecting plate is suitable, the groove that to be respectively equipped with two cross sections on described two risers be arc, groove is relative in twos, the connecting plate of insulative inserts 2 slides and is located in insulative inserts guide groove 5, described isolated flat board is the space cathetus slip between guide card and interior guide card outside just, insulative inserts guide groove 5 bottom lands are provided with the spring of supporting insulative inserts 2, described spring is located in the duct that is made of described groove.Under Light Condition, pressed by the top of described spring, press bar 1 and insulative inserts 2 is upspring, insulative inserts 2 be in each outer guide card and corresponding between guide card.Unloaded and will press bar 1 and depress the time, guide card 9 in the outer guide card 8 of zero line and zero line, and all still keep between guide card 11 in the outer guide card 10 of live wire and live wire separating.Each outer guide card and corresponding in contact site between guide card be provided with silver or silver alloy contact.
during normal electricity consumption, insertion along with plug base pin, in zero line, the interior guide card 11 of guide card 9 and live wire is subject to respectively pushing near the outer guide card 8 of zero line and the outer guide card 10 of live wire of two pins, but originally due to the obstruct of insulative inserts 2, the outer guide card 8 of zero line and the interior guide card 9 of zero line, and can't connect between guide card 11 in the outer guide card 10 of live wire and live wire, along with plug continues to move down, press the pressure that bar 1 is subject to plug, promoting insulative inserts 2 moves down with plug, as long as this pressure is enough large, the elastic force that insulative inserts 2 just can overcome its bottom spring slides to bottom land in insulative inserts guide groove 5, insulative inserts 2 is after remove between each external guide card and interior guide card, each external guide card just can contact with interior guide card, the conducting loop makes the pin energising, as shown in Figure 4, the elastic force of described spring is less than the clamping frictional force of the reed in slot to plug base pin, therefore can stably rest in slot after plug base pin is inserted into the end.If there are children to insert out of curiosity the conducting objects measure-alike with plug base pin in hot slot 7, as long as children one do not hold conducting objects, press on the other hand and press bar 1, conducting objects just can not be charged so, electric shock accidents can not occur, generally speaking, with children's cognitive ability and movement coordination ability, make above-mentioned action and the possibility that causes getting an electric shock very low.
Embodiment 2:
As shown in Figure 3, a kind of touch safety socket is the embedded Three-hole socket of body of wall, and on housing, neutral slot 6 and hot slot 7 extended lines have angle.Housing is provided with the touch-control barrier means, comprise and press bar 1, insulative inserts 2 and insulative inserts guide groove 5, insulative inserts 2 is " Y " font, comprise two wing-shaped plates and middle connecting plate, two wing-shaped plates consist of the V font, and the angle of the angle between two wing-shaped plates and neutral slot 6 and hot slot 7 coupling, and middle connecting plate becomes the angular bisector extended line setting of V font along wing-shaped plate, middle connecting plate with press bar 1 and be connected, insulative inserts 2 whole with press bar 1 structure that is formed in one.Insulative inserts guide groove 5 is one to be formed by two that are vertically fixed on the housing inner bottom part parallel relative risers, the middle connecting plate of insulative inserts 2 slides and is located in insulative inserts guide groove 5, described wing-shaped plate is the space cathetus slip between guide card and interior guide card outside just, and insulative inserts guide groove 5 bottom lands are provided with two springs of supporting middle connecting plates.Also be provided with the locking system of the described touch-control barrier means of lockable on housing, this locking system comprises lock pin 3 and back-moving spring 4, and lock pin 3 is L-shaped, comprises mutually perpendicular lock pin body and dials handle.The housing inner bottom part is installed with lock pin chute 12, the lock pin body of lock pin 3 slides and is embedded in described lock pin chute 12, and the cell wall of insulative inserts guide groove 5 bottom be provided with lock pin vertical perforation, that can hold lock pin 3 wear into the lock pin jack, the lock pin jack is between two springs of insulative inserts guide groove 5 bottom lands, the negative winding stem of dialling of lock pin 3 exposes case top, and case top is provided with the notch of dialling the handle slippage that can hold lock pin 3.The cross section of lock pin body and group handle is square.Back-moving spring 4 is fixedly arranged on enclosure interior and is connected with lock pin 3.All the other are with embodiment 1.
When this touch safety socket is unloaded, insulative inserts 2 and press bar 1 and depress on the top of insulative inserts 2 bottom springs and upspring, lock pin 3 also is in the home position under back-moving spring 4 effects, this moment, lock pin 3 lock pins were worn the lock pin jack of insulative inserts guide groove 5, be arranged in the space of the middle connecting plate below of insulative inserts 2, as lock pin 3 not being pushed aside, lock pin 3 just stops that insulative inserts 2 moves down, two wing-shaped plates of insulative inserts 2 just can not removed between outer guide card and interior guide card, press simultaneously bar 1 and press not go down yet.During normal electricity consumption, need both hands to coordinate, push lock pin 3 on one side aside and make it to shift out and maintain from the space of the middle connecting plate below of insulative inserts 2, with the locking of releasing to the touch-control barrier means, Yi Bian press plug.Insert the conducting objects measure-alike with plug base pin in slot because of curiosity if any children, due to the duplicate protection that touch-control barrier means and locking system are arranged, conducting objects can be not charged.The possibility that this moment, electric shock accidents occured exists only in lock pin 3 and is pushed aside, pressing bar 1 is depressed, children contact in the full up sufficient situation of three conditions of conducting objects simultaneously, and concerning cognitive ability and muscle power all very weak children, the possibility of completing the very strong behave of complexity like this and purpose is very little.
Embodiment 3:
As shown in Figure 5, this touch safety socket is two hole socket, with touch-control barrier means and locking system, this touch-control barrier means comprises and presses bar 1, insulative inserts 2 and insulative inserts guide groove 5, insulative inserts 2 is a plastic T shape grillage, comprise isolated flat board and an a plate, insulative inserts guide groove 5 bottom lands are provided with the spring of supporting insulative inserts 2.This locking system comprises lock pin 3 and back-moving spring 4, and lock pin 3 is L-shaped, comprises mutually perpendicular lock pin body and dials handle.The housing inner bottom part is installed with lock pin chute 12, the lock pin body of lock pin 3 slides and is embedded in described lock pin chute 12, and the cell wall of insulative inserts guide groove 5 bottom be provided with lock pin vertical perforation, that can hold lock pin 3 wear into the lock pin jack, the lock pin jack is between two springs of insulative inserts guide groove 5 bottom lands, the negative winding stem of dialling of lock pin 3 exposes case top, and case top is provided with the notch of dialling the handle slippage that can hold lock pin 3.Back-moving spring 4 is fixedly arranged on enclosure interior and is connected with lock pin 3.Under this socket Light Condition, under the effect of back-moving spring 4, lock pin 3 lock pins were worn the lock pin jack of insulative inserts guide groove 5, were arranged in the space of the connecting plate below of insulative inserts 2, as lock pin 3 not being pushed aside, insulative inserts 2 can't slippage downwards in insulative inserts guide groove 5.All the other are with embodiment 1.
Embodiment 4:
This touch safety socket is Three-hole socket, is made for the wiring board form.Lock pin 3 is straight-bar, and the head of lock pin 3 exposes the housing side, and the outside pull of head of directly clutching lock pin 3 during use can be removed the locking to the touch-control barrier means.All the other are with embodiment 2.
Embodiment 5:
as shown in Figure 6, this touch safety socket is the embedded two hole socket of body of wall, described touch-control barrier means comprises and presses bar 1 and insulative inserts, insulative inserts is slided and to be arranged in space between outer guide card and interior guide card, pressing bar 1 and insulative inserts is connected, when pressing bar 1 and being in plug and this touch safety socket and pegging graft beyond the overlay area of plug, press bar 1 shaft and be provided with step, part more than step is thicker, part below step is thinner, housing 13 is provided with conduit 14, conduit 14 ends are provided with that width enlarges presses bar slide opening 15, the step that presses bar 1 is stuck on the notch of conduit 14, thin part below step in being stuck in conduit 14 and slidably, insulative inserts is that a plastics is dull and stereotyped, insulative inserts bottom and two spring contacts that are fixedly arranged on housing 13 inside, these two springs apply outside pressure on top surface to insulative inserts all the time, the insulative inserts front end is fixedly arranged on the spring contact of housing 13 inside with another, this spring applies horizontal thrust to insulative inserts 2 all the time.When unloaded, under above-mentioned each spring action, press bar 1 and be stuck on conduit 14 by jack-up and the step that presses bar 1, press bar 1 and can't directly press this moment, and insulative inserts 2 is also separated outer guide card and interior guide card.Unloaded and will press bar 1 and depress the time, guide card in the outer guide card of zero line and zero line, and still possess an intersegmental gap between guide card in the outer guide card of live wire and live wire.All the other are with embodiment 1.
During use, must first pass along conduit 14 pressing bar 1, under vertical again when arrival presses bar slide opening 15 by and keep, this moment, insulative inserts was removed between each external guide card and interior guide card, under this state, plug is inserted, plug base pin is pushed guide card in each and is made it respectively outer guide card near correspondence, and the elastic force deficiency of insulative inserts bottom spring is so that the insulative inserts bounce-back, and just can decontrol and press bar 1 this moment.Pressing bar 1 and insulative inserts when plug is extracted rebounds again and resets.
Embodiment 6:
Do not establish conduit 14 on housing 13, directly press with hand during use and press bar 1 and maintenance, insert simultaneously plug.All the other are with embodiment 5.

Claims (10)

1. touch safety socket, comprise housing and power line, housing is provided with the slot for plug zero line pin and the insertion of live wire pin, it is characterized in that other outer guide card and the interior guide card of being provided with of slot, interior guide card is between outer guide card and slot, outer guide card is connected with power line, also is provided with the touch-control barrier means that is subjected to the plug control of safety receptacle accepts, outer guide card capable of blocking and interior guide card conducting on housing.
2. touch safety socket according to claim 1, it is characterized in that described touch-control barrier means comprises presses bar (1) and insulative inserts (2), insulative inserts (2) is slided and to be arranged in space between outer guide card and interior guide card, press bar (1) be slidably connected on described housing and be in plug and the overlay area of this touch safety socket plug when pegging graft in, press bar (1) and be connected with insulative inserts (2).
3. touch safety socket according to claim 1, it is characterized in that also comprising the locking system of the described touch-control barrier means of lockable, this locking system comprises lock pin (3) and back-moving spring (4), lock pin (3) is slidably connected on described housing and lock pin (3) head is exposed to outside housing, and back-moving spring (4) is fixedly arranged on enclosure interior and is connected with lock pin (3).
4. touch safety socket according to claim 3, it is characterized in that described touch-control barrier means also comprises insulative inserts guide groove (5), insulative inserts guide groove (5) be fixedly arranged in housing the bottom and perpendicular to the bottom of housing, insulative inserts (2) is slided and is located in insulative inserts guide groove (5), and insulative inserts guide groove (5) bottom land is provided with the spring of supporting insulative inserts (2).
5. touch safety socket according to claim 4, the cell wall that it is characterized in that insulative inserts guide groove (5) be provided with perforation, can hold the lock pin guide hole that lock pin (3) penetrates.
6. according to claim 3 or 4 or 5 described touch safety sockets, is characterized in that described enclosure interior is installed with the lock pin chute, and lock pin (3) slides and is embedded in described lock pin chute.
7. according to claim 3 or 4 or 5 described touch safety sockets, is characterized in that lock pin (3) is L-shaped, and the head of lock pin (3) exposes case top.
8. according to claim 3 or 4 or 5 described touch safety sockets, is characterized in that lock pin (3) is straight-bar, and the head of lock pin (3) exposes the housing side.
9. touch safety socket according to claim 1, it is characterized in that described touch-control barrier means comprises presses bar (1) and insulative inserts, insulative inserts is slided and to be arranged in space between outer guide card and interior guide card, pressing bar (1) and insulative inserts is connected, press bar (1) shaft and be provided with step, housing is provided with conduit, the conduit end is provided with that width enlarges presses the bar slide opening, presses bar (1) and is slidably connected in described conduit and when being in plug with the grafting of this touch safety socket beyond the overlay area of plug.
10. according to claim 1 and 2 or 3 or 4 or 5 or 9 described touch safety sockets is characterized in that contact site between outer guide card and interior guide card is provided with silver or silver alloy contact.
CN201210457217.6A 2012-11-13 2012-11-13 Touch-control type safe socket Expired - Fee Related CN103094792B (en)

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CN103094792B CN103094792B (en) 2015-01-28

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Cited By (2)

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Publication number Priority date Publication date Assignee Title
CN105932496A (en) * 2016-06-30 2016-09-07 蔡常华 Safety socket
CN106207668A (en) * 2016-08-31 2016-12-07 天津市恒福科技发展有限公司 A kind of safe three-phase socket

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CN201549682U (en) * 2009-10-12 2010-08-11 慈溪市公牛电器有限公司 Conducting component of socket
CN201766255U (en) * 2010-09-20 2011-03-16 邹霖逸 Safety socket capable of preventing children from electric shock
CN102263343A (en) * 2010-11-25 2011-11-30 施云宝 Insulating safe electrical connector socket
CN202127151U (en) * 2011-07-11 2012-01-25 周如豪 Safety socket
CN102437485A (en) * 2011-09-13 2012-05-02 胡连精密股份有限公司 Safety protection socket

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105932496A (en) * 2016-06-30 2016-09-07 蔡常华 Safety socket
CN106207668A (en) * 2016-08-31 2016-12-07 天津市恒福科技发展有限公司 A kind of safe three-phase socket
CN106207668B (en) * 2016-08-31 2018-05-08 天津市恒福科技发展有限公司 A kind of safe three-phase socket

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