CN201278398Y - Bi-polar, tri-polar socket with protection gate - Google Patents

Bi-polar, tri-polar socket with protection gate Download PDF

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Publication number
CN201278398Y
CN201278398Y CNU2008201642744U CN200820164274U CN201278398Y CN 201278398 Y CN201278398 Y CN 201278398Y CN U2008201642744 U CNU2008201642744 U CN U2008201642744U CN 200820164274 U CN200820164274 U CN 200820164274U CN 201278398 Y CN201278398 Y CN 201278398Y
Authority
CN
China
Prior art keywords
poles
earth
pole
shutter
cover plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CNU2008201642744U
Other languages
Chinese (zh)
Inventor
陈玉
胡华安
刘新春
何志国
马耀魁
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Chint Building Electrics Co Ltd
Original Assignee
Zhejiang Chint Building Electrics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhejiang Chint Building Electrics Co Ltd filed Critical Zhejiang Chint Building Electrics Co Ltd
Priority to CNU2008201642744U priority Critical patent/CN201278398Y/en
Application granted granted Critical
Publication of CN201278398Y publication Critical patent/CN201278398Y/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

A two-pole and three-pole socket with a shutter comprises a cover board, a two-pole plug torsional spring, a two-pole shutter, a three-pole plug torsional spring, a three-pole shutter, a pressing board, a plug bush assembly and a base, wherein a jack is arranged in the cover board; the lower part of the cover board is provided with a two-pole fixed hole, a two-pole fixed leg, a three-pole fixed hole and a three-pole fixed leg; the two-pole plug torsional spring and the three-pole plug torsional spring are respectively sleeved in the two-pole fixed leg and the three-pole fixed leg which are arranged under the cover board; short cruses of the two-pole plug torsional spring and the three-pole plug torsional spring are respectively plugged in the two-pole fixed hole and the three-pole fixed hole which are arranged under the cover board; the two-pole shutter and the three-pole shutter respectively sleeve the two-pole fixed leg and the three-pole fixed leg which are arranged under the cover board; long cruses of the two-pole plug torsional spring and the three-pole plug torsional spring respectively extend out from the two-pole shutter and the three-pole shutter; the pressing board is fixed under the cover board; the plug bush assembly is arranged in the base; and the cover board is fixed on the base. The utility model has more reliable service performance and security.

Description

Band shutter the two poles of the earth, three pole sockets
Technical field
The utility model relates to a kind of family expenses and similar applications socket, a kind of specifically band shutter the two poles of the earth, three pole sockets.
Technical background
In order to improve the product safety in utilization, on the family expenses socket, all have shutter.The unlatching of the socket protective door of family expenses and similar applications in the market and closure are that the compression of dependence spring and resilience are ordered about shutter and made reciprocal linear slide basically; because it is bigger with the pressing plate contact-making surface of its support; frictional force each other is also big; often there is shutter not reset and latch inserts the phenomenon have some setbacks, influences the usability of socket.And major part can only prevent that dust from entering and can not prevent effectively that the one pole plug from inserting that serviceability is absolutely unsafe.
The utility model content
The purpose of this utility model is to solve the deficiency that above-mentioned prior art exists, and provides a kind of serviceability and security performance to be with shutter the two poles of the earth, three pole sockets more reliably.
The technical scheme that this socket adopted is: a kind of band shutter the two poles of the earth; three pole sockets; it comprises cover plate; torsion spring is inserted at the two poles of the earth; the two poles of the earth shutter; three extremely insert torsion spring; three utmost point shutters; pressing plate; sleeve component; pedestal; jack is set in the cover plate; have the two poles of the earth fixing hole and the two poles of the earth fixed leg and three utmost point fixing holes and three utmost point fixed legs under the cover plate; the two poles of the earth are inserted torsion spring and three and are extremely inserted torsion spring and be inserted in respectively under the cover plate in the two poles of the earth fixed leg and three utmost point fixed legs; the two poles of the earth are inserted torsion spring and three and are extremely inserted the short pin of torsion spring and insert respectively under the cover plate in the two poles of the earth fixing hole and three utmost point fixing holes; the two poles of the earth shutter and three utmost point shutters overlap the two poles of the earth fixed leg and three utmost point fixed legs under the cover plate respectively; the long pin that the extremely slotting torsion spring of torsion spring and three is inserted at the two poles of the earth stretches out from the two poles of the earth shutter and three utmost point shutters respectively; pressing plate is fixed under the cover plate; the sleeve component pedestal of packing into, cover plate is fixed on the pedestal.
The utility model shutter and cover plate adopt the fit of hole and axle, when latch inserts, shutter is that rotating shaft is rotated the sleeve mouth in the sleeve component is exposed with the fixed leg on the cover plate under the active force of latch, makes latch contact with sleeve in the sleeve component; When latch was extracted, shutter is spinning reduction under the effect of torsion spring.
Prevent that for two pole sockets the one pole latch from inserting, its function is: after the one pole latch inserts jack, with the two poles of the earth shutter contact-making surface be the inclined-plane, the two poles of the earth shutter is subjected to the active force of downward and horizontal both direction respectively like this.Be subjected to the active force of downward direction when the two poles of the earth shutter after, with the pivot point on it is that the axle center is rotated down clockwise, after rotating to certain angle, the boss of the two poles of the earth shutter contacts with the pressing plate of support, stop it again to the lower stress rotation, another Side of pivot point is upturned along jack simultaneously; When being subjected to the active force of horizontal direction, the two poles of the earth shutter is blocked by the block on the pressing plate, and one side of perk blocked by the jack sidewall, and it is mobile so just to stop the two poles of the earth shutter to be rotated in the horizontal direction, reaches the purpose that prevents that the one pole latch from inserting.
Prevent that for three pole sockets the one pole latch from inserting; its function is: the unlatching of three utmost point shutters and closure are to rely on the earth electrode latch in the three-terminal polarized plus plug to drive; and earth electrode is not charged; and be fixed on cover plate and the pressing plate, its freedom of movement is for being that moving back and forth of certain angle spinning reduction carried out in rotating shaft so that fixed leg to be arranged under the cover plate.Do not having under the situation of plug insertion socket; three utmost point shutters are sealed three jack apertures; when the one pole latch inserts firewire jack or zero line jack; because shutter is fixed between cover plate and the pressing plate; be subjected to have displacement space on the force direction; latch can't contact sleeve component, has reached the purpose that prevents that the one pole latch from inserting.
Description of drawings
Fig. 1 is the utility model exploded view.
Fig. 2 is cover plate stereogram (up).
Fig. 3 is the assembling schematic diagram (up) of the two poles of the earth shutter, three utmost point shutters and cover plate.
The two poles of the earth shutter, the location drawing (up) of three utmost point shutters in cover plate when Fig. 4 is the plug insertion.
Fig. 5 is the combination section of the two poles of the earth shutter and cover plate, pressing plate after single latch inserts.
Among the figure: 1, cover plate, 2, the two poles of the earth insert torsion spring, 3, the two poles of the earth shutter, 4, three extremely insert torsion springs; 5, three utmost point shutters, 6, pressing plate, 7, sleeve component; 8, pedestal, 9, the two poles of the earth fixing hole, 10, the two poles of the earth fixed leg; 11, three utmost point fixing holes, 12, three utmost point fixed legs, 13, positioning bar one; 14, positioning bar two, 15, gear muscle one, 16, gear muscle two; 17, gear muscle three, 18, single latch, 19, block.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
Referring to Fig. 1 and Fig. 2; a kind of band shutter the two poles of the earth; three pole sockets; it comprises cover plate 1; torsion spring 2 is inserted at the two poles of the earth; the two poles of the earth shutter 3; three extremely insert torsion spring 4; three utmost point shutters 5; pressing plate 6; sleeve component 7; pedestal 8; in the cover plate 1 jack is set; cover plate has the two poles of the earth fixing hole 9 and the two poles of the earth fixed leg 10 and three utmost point fixing holes 11 and three utmost point fixed legs 12 for 1 time; the slotting torsion spring 2 and three in the two poles of the earth is extremely inserted torsion spring 4 and is inserted in respectively in 1 time the two poles of the earth fixed leg 10 of cover plate and three utmost point fixed legs 12; the short pin that the extremely slotting torsion spring 4 of torsion spring 2 and three is inserted at the two poles of the earth inserts respectively in 1 time the two poles of the earth fixing hole 9 of cover plate and three utmost point fixing holes 11; the two poles of the earth shutter 3 and three utmost point shutters 5 overlap 1 time the two poles of the earth fixed leg 10 of cover plate and three utmost point fixed legs 12 respectively; the long pin that the extremely slotting torsion spring 4 of torsion spring 2 and three is inserted at the two poles of the earth stretches out from the two poles of the earth shutter 3 and three utmost point shutters 5 respectively; pressing plate 6 is fixed on cover plate 1 time; sleeve component 7 pedestal 8 of packing into, cover plate 1 is fixed on the pedestal 8.
Referring to Fig. 3, cover plate is provided with positioning bar 1 and positioning bar 2 14 for 1 time.When plug was left socket, shutter is spinning reduction under the release action power of torsion spring, jack can not be covered fully for preventing that shutter complex displacement momentum is excessive, has designed positioning bar and control on cover plate 1.
Referring to Fig. 4, cover plate also is provided with gear muscle 1, gear muscle 2 16, gear muscle 3 17 for 1 time.In the time of in plug inserts corresponding jack, because the contact-making surface of plug and shutter is the inclined-plane, the two poles of the earth shutter 3, three utmost point shutters 5 come out sleeve component 7 being that rotating shaft is rotated with the fixed leg under the cover plate 1 under the plug active force, make plug contact with sleeve component 7; And reduce shutter revolution space volume under the sleeve situation guaranteeing that plug can insert smoothly as far as possible, designed the gear muscle 1 time at cover plate.
Referring to Fig. 1 and Fig. 5, block 19 is set on the pressing plate 6.After single latch 18 inserts jacks, with the two poles of the earth shutter 3 contact-making surfaces be the inclined-plane, the two poles of the earth shutter 3 is subjected to level and downward two active forces respectively.After the two poles of the earth shutter 3 is subjected to downward active force, with himself two coaxial pivot point is that the axle center is rotated down clockwise, after rotating to certain angle, boss on the shutter contacts with the pressing plate 6 that supports it, stop it again to lower stress rotation, the two poles of the earth shutter 3 is upturned along jack simultaneously; When being subjected to the active force of horizontal direction; the two poles of the earth shutter 3 is stoped by the block on the pressing plate 6 19; and one side of perk is blocked by the jack sidewall, and it is mobile so just to stop the two poles of the earth shutter 3 to be rotated in the horizontal direction, reaches the purpose that prevents that the one pole latch from inserting.

Claims (4)

1; a kind of band shutter the two poles of the earth; three pole sockets; it comprises cover plate (1); torsion spring (2) is inserted at the two poles of the earth; the two poles of the earth shutter (3); three extremely insert torsion spring (4); three utmost point shutters (5); pressing plate (6); sleeve component (7); pedestal (8); cover plate is provided with jack in (1); it is characterized in that: have the two poles of the earth fixing hole (9) and the two poles of the earth fixed leg (10) and three utmost point fixing holes (11) and three utmost point fixed legs (12) under the cover plate (1); the two poles of the earth are inserted the extremely slotting torsion spring (4) of torsion spring (2) and three and are overlapped the two poles of the earth fixed legs (10) and three utmost point fixed legs (12) under the cover plate (1) respectively; the two poles of the earth are inserted torsion spring (2) and three and are extremely inserted the short pin of torsion spring (4) and insert respectively under the cover plate (1) in the two poles of the earth fixing holes (9) and three utmost point fixing holes (11); the two poles of the earth shutter (3) and three utmost point shutters (5) are inserted in respectively under the cover plate (1) in the two poles of the earth fixed legs (10) and three utmost point fixed legs (12); the long pin that the extremely slotting torsion spring (4) of torsion spring (2) and three is inserted at the two poles of the earth stretches out from the two poles of the earth shutter (3) and three utmost point shutters (5) respectively; pressing plate (6) is fixed under the cover plate (1); sleeve component (7) pedestal (8) of packing into, cover plate (1) is fixed on the pedestal (8).
2, band shutter according to claim 1 the two poles of the earth, three pole sockets is characterized in that: positioning bar one (13) and positioning bar two (14) are set under the described cover plate (1)
3, band shutter according to claim 1 and 2 the two poles of the earth, three pole sockets is characterized in that: gear muscle one (15), gear muscle two (16), gear muscle three (17) also are set under the described cover plate (1).
4, band shutter according to claim 1 the two poles of the earth, three pole sockets is characterized in that: block (19) is set on the described pressing plate (6).
CNU2008201642744U 2008-09-12 2008-09-12 Bi-polar, tri-polar socket with protection gate Expired - Lifetime CN201278398Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008201642744U CN201278398Y (en) 2008-09-12 2008-09-12 Bi-polar, tri-polar socket with protection gate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008201642744U CN201278398Y (en) 2008-09-12 2008-09-12 Bi-polar, tri-polar socket with protection gate

Publications (1)

Publication Number Publication Date
CN201278398Y true CN201278398Y (en) 2009-07-22

Family

ID=40895988

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2008201642744U Expired - Lifetime CN201278398Y (en) 2008-09-12 2008-09-12 Bi-polar, tri-polar socket with protection gate

Country Status (1)

Country Link
CN (1) CN201278398Y (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104659523A (en) * 2015-01-26 2015-05-27 公牛集团有限公司 Five-hole socket protection door for preventing probe ectopic insertion
CN105071084A (en) * 2015-08-13 2015-11-18 浙江正泰建筑电器有限公司 Socket
CN105261876A (en) * 2015-11-10 2016-01-20 浙江正泰建筑电器有限公司 Waterproof socket
CN109004427A (en) * 2018-06-15 2018-12-14 浙江正泰建筑电器有限公司 Safety socket
CN113629432A (en) * 2021-07-28 2021-11-09 牛培则 Novel socket protective door device

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104659523A (en) * 2015-01-26 2015-05-27 公牛集团有限公司 Five-hole socket protection door for preventing probe ectopic insertion
CN105071084A (en) * 2015-08-13 2015-11-18 浙江正泰建筑电器有限公司 Socket
CN105071084B (en) * 2015-08-13 2017-05-31 浙江正泰建筑电器有限公司 Socket
CN105261876A (en) * 2015-11-10 2016-01-20 浙江正泰建筑电器有限公司 Waterproof socket
CN109004427A (en) * 2018-06-15 2018-12-14 浙江正泰建筑电器有限公司 Safety socket
CN109004427B (en) * 2018-06-15 2024-05-07 浙江正泰建筑电器有限公司 Safety socket
CN113629432A (en) * 2021-07-28 2021-11-09 牛培则 Novel socket protective door device
CN113629432B (en) * 2021-07-28 2024-05-07 牛培则 Socket protection door device

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CX01 Expiry of patent term

Granted publication date: 20090722

CX01 Expiry of patent term
DD01 Delivery of document by public notice

Addressee: Zhejiang Chint Building Electrics Co., Ltd.

Document name: Notification of Expiration of Patent Right Duration

DD01 Delivery of document by public notice