CN201699218U

CN201699218U - Socket with protective gate

Info

Publication number: CN201699218U
Application number: CN2010202342566U
Authority: CN
Inventors: 陈景正; 郑乐辉; 吕相长
Original assignee: ZHEJIANG LUMEISI ELECTRIC CO Ltd
Current assignee: Zhejiang Nengmei Electronic Technology Co., Ltd.
Priority date: 2010-06-20
Filing date: 2010-06-20
Publication date: 2011-01-05
Anticipated expiration: 2020-06-20

Abstract

The utility model relates to a socket with a protective gate, comprising a base and an upper cover as well as a protective gate assembly arranged between the base and the upper cover, wherein the protective gate assembly comprises a protective gate hood, at least two sliding blocks and a spring; the sliding block plays a role in shielding jacks and is supported by the spring and further provided with catches by which the corresponding jacks are shielded crossly, therefore, double-shielding jacks are formed by the sliding block and the catch of another sliding block, thus playing a role in double protection. The socket with the protective gate has the benefits that the single insertion piece can not be plugged in the jack, and the protective gate assembly can be opened only by the simultaneous insertion of the two insertion pieces into the jacks, thus enabling the conduction of a power supply to be safer.

Description

Band shutter socket

Technical field

The utility model relates to a kind of appliance socket, is specifically related to a kind of band shutter socket of energy protection against electric shock.

Background technology

At present, socket on the market is made up of base and loam cake, base is provided with conductive metal sheet, and loam cake is provided with jack, and plug inserts jack and contacts with conductive metal sheet, turn-on power, though it is commonplace that this kind socket uses, exist bigger potential safety hazard also, when child plays, to point easily or the metal objects insertion, cause danger.

Chinese patent ZL200520075868.4 discloses a kind of socket with shutter, this shutter is made up of baffle, slide block and spring, spring one end is fixed in the spring base of baffle rear end, the other end is fixed on the spring fixed lobe place that is arranged on the slide block, and slide block withstood on the baffle plate that is provided with on the baffle, the sloping platform of slide block is corresponding with jack, when plug inserts, the inserted sheet of this plug with length of spring compressed, makes plug contact conducting with sheet metal by sloping platform; This kind design has avoided child will point the danger of inserting jack and may cause because of carelessness, and the danger of turn-on power causes security performance still not high in the time of but can't avoiding single inserted sheet or sheet metal to insert jack.

Summary of the invention

The purpose of this utility model is to overcome the defective of prior art, provides a kind of security performance higher band shutter socket.

For achieving the above object; the utility model adopts a kind of band shutter socket; comprise base and loam cake; base is provided with conductive metal sheet; on cover corresponding to the conductive metal sheet end position and have corresponding jack; be provided with the shutter assembly between described base and the loam cake; this shutter assembly comprises the shutter cover; at least two slide blocks (with first slide block and second slide block as difference); spring; wherein the shutter cover is a trough body structure and has base plate and antetheca; rear wall; left side wall and right side wall; base plate is provided with groove with described loam cake jack similar shape size corresponding to the jack position of loam cake; also be provided with spring base on this base plate; wherein first slide block has first guide rail; first sloping platform; first chute and can covering at a distance in first catch of the groove of first sloping platform and first boss of first sloping platform dorsad; wherein second slide block has second guide rail; second sloping platform; second chute and can covering at a distance in second catch of the groove of second sloping platform; second groove and second boss that is provided with on the supporting surface of second sloping platform dorsad; described second chute and first guide rail are suitable and can slide along first track; first chute and second guide rail are suitable and can slide along second guide rail; can place the cell body of shutter cover after first slide block and second slide block are adaptive mutually; wherein spring base is by second groove and corresponding with first boss; described one of them both ends of the spring is separately fixed at first boss and is arranged at the boss place on the shutter cover rear wall and first slide block is withstood on the back side of spring base; the two ends of another spring are separately fixed on second boss and the spring base and withstand second slide block, and wherein first sloping platform and second catch and second sloping platform and first catch constitute the dual protection of blocking to its corresponding jack respectively.

Improvement by technique scheme; because the other side's jack is blocked in the dislocation of the catch of two slide blocks; and constitute with the sloping platform of slide block corresponding jack dual blocked protection; one of them plug inserts the sloping platform that any one jack all can only be pushed one of them slide block open; but can't push the catch that blocks as the second layer on another slide block open; have only when two inserted sheets of plug insert jack simultaneously; when pushing sloping platform open; the catch that blocks that misplaces each other also moves along with moving of sloping platform; make plug insert socket smoothly; realize conducting, avoided child because of carelessness bonding jumper to be inserted danger such as jack conduction, improved security performance.

As a kind of improvement of the present utility model; described shutter assembly also comprises the 3rd slide block; the 3rd slide block has the 3rd sloping platform; the 3rd chute; end face and the 3rd lozenges; described second slide block has second lozenges of vertical protrusion near a side of second sloping platform; described base plate has the 3rd guide rail and orthogonal cross rib and longitudinal rib; wherein the 3rd chute places on the 3rd guide rail and can slide along the 3rd guide rail; the 3rd lozenges and second lozenges are suitable; spring is when withstanding on second slide block on the cross rib, and second lozenges is by promoting the 3rd lozenges and laterally withstand on the 3rd slide block on the longitudinal rib and making the integral body of this shutter assembly constitute elastic connection structure.

Pass through further improvement in the technical proposal, also further enlarged the scope of application of socket, as everyone knows, plug on the market is except the plug that two inserted sheets are arranged in parallel, also have the mutual vertically disposed plug of a kind of two inserted sheets, because this scheme is provided with after the 3rd slide block, the jack corresponding with it also relative set becomes " T " font, just satisfy two kinds of plugs simultaneously, enlarged the scope of application.

Description of drawings

Fig. 1 is the utility model embodiment stereogram.

Fig. 2 is the stereogram of the utility model embodiment shutter assembly.

Fig. 3 is the stereogram of the utility model embodiment shutter cover.

Fig. 4 is the stereogram of the utility model embodiment first slide block.

Fig. 5 is the stereogram of the utility model embodiment second slide block.

Fig. 6 is the stereogram of the utility model embodiment the 3rd slide block.

Embodiment

Shown in Fig. 1-6; specific embodiment of the utility model is a kind of band shutter socket; comprise base 6 and loam cake 7; base 6 is provided with conductive metal sheet 61; have corresponding jack corresponding to conductive metal sheet 61 end positions on the loam cake 7; be provided with shutter assembly 8 between wherein said base 6 and the loam cake 7; this shutter assembly 8 comprises shutter cover 4; first slide block 1; second slide block 2; spring 5a and spring 5b; wherein shutter cover 4 is a trough body structure and has base plate 41 and antetheca 42; rear wall 43; left side wall 44 and right side wall 45; base plate 41 is provided with groove with described loam cake jack similar shape size corresponding to the jack position of loam cake 7; this base plate 41 is provided with spring base 46; wherein first slide block 1 has first guide rail 10; first sloping platform 11; first chute 12 and can covering at a distance in first catch 13 of the groove of first sloping platform 11 and first boss 14 of first sloping platform 11 dorsad; wherein second slide block 2 has second guide rail 20; second sloping platform 21; second chute 22 and can covering at a distance in second catch 23 of the groove of second sloping platform 21; second groove 24 and second boss 251 that is provided with on the supporting surface 25 of second sloping platform 21 dorsad; described second chute 22 and first guide rail 10 are suitable and can slide along first track 10; first chute 12 and second guide rail 20 are suitable and can slide along second guide rail 20; can place the cell body of shutter cover 4 after first slide block 1 and second slide block 2 are adaptive mutually; wherein spring base 46 is by second groove 24 and corresponding with first boss 14; described spring 5a two ends are separately fixed at first boss 14 and are arranged at boss 47 places on shutter cover 4 rear walls 43 and first slide block 1 are withstood on the back side of spring base 46; the two ends of spring 5b are separately fixed on second boss 251 and the spring base 46 and withstand second slide block 2, and wherein first sloping platform 11 and second catch 23 and second sloping platform 21 and first catch 13 constitute the dual protection of blocking to its corresponding jack respectively.

When the inserted sheet of plug inserts jack simultaneously, because one of them inserted sheet promotes the compression direction motion of first sloping platform 11 to spring 5a, thereby promote to be arranged on first catch 13 on first slide block 1, make when pushing first sloping platform 11 open, covering is also moved with first sloping platform 11 at first catch 13 of another groove, in like manner, another inserted sheet because and previous inserted sheet be to insert jack simultaneously, promote second sloping platform and second catch, thereby make inserted sheet insert the socket conducting; Because two inserted sheets insert simultaneously, make win slide block 1 and second slide block 2 also drive catch simultaneously and slide inserted sheet also conducting of insertion smoothly together; Iff being single inserted sheet when inserting, the slide block at sloping platform place can only be pushed open, and the catch on another slide block can not be pushed open, prevented that conductive bodies such as single metal sheet from inserting and the generation of danger due to the conduction, improved security performance.

As Fig. 2 and shown in Figure 6; this shutter assembly also comprises the 3rd slide block 3; the 3rd slide block 3 has the 3rd sloping platform 31; the 3rd chute 32; end face 33 and the 3rd lozenges 34; described second slide block 2 has second lozenges 27 of vertical protrusion near a side of second sloping platform 21; described base plate 41 has the 3rd guide rail 40 and orthogonal cross rib 48 and longitudinal rib 49; wherein the 3rd chute 32 places on the 3rd guide rail 40 and can slide along the 3rd guide rail 40; the 3rd lozenges 34 and second lozenges 27 are suitable; spring 5a is when withstanding on second slide block 2 on the cross rib 48, and second lozenges 27 is by promoting the 3rd lozenges 34 and laterally withstand on the 3rd slide block 3 on the longitudinal rib 49 and making the integral body of this shutter assembly constitute elastic connection structure.

Obviously, the foregoing description of the present utility model only is for the utility model example clearly is described, and is not to be qualification to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.And these belong to conspicuous variation or the change that spirit of the present utility model amplified out and still are among the protection range of the present utility model.

Claims

1. be with the shutter socket for one kind; comprise base (6) and loam cake (7); base (6) is provided with conductive metal sheet (61); loam cake (7) is gone up and is had corresponding jack corresponding to conductive metal sheet (61) end position; it is characterized in that: be provided with shutter assembly (8) between described base and the loam cake; this shutter assembly (8) comprises shutter cover (4); first slide block (1); second slide block (2); spring (5a) and spring (5b); wherein shutter cover (4) is a trough body structure and has base plate (41) and antetheca (42); rear wall (43); left side wall (44) and right side wall (45); base plate (41) is provided with groove with described loam cake jack similar shape size corresponding to the jack position of loam cake (7); this base plate (41) is provided with spring base (46); wherein first slide block (1) has first guide rail (10); first sloping platform (11); first chute (12) and can covering at a distance in first catch (13) of the groove of first sloping platform (11) and first boss (14) of first sloping platform (11) dorsad; wherein second slide block (2) has second guide rail (20); second sloping platform (21); second chute (22) and can covering at a distance in second catch (23) of the groove of second sloping platform (21); second groove (24) and second boss (251) that go up to be provided with of the supporting surface (25) of second sloping platform (21) dorsad; described second chute (22) and first guide rail (10) are suitable and can slide along first track (10); first chute (12) and second guide rail (20) are suitable and can slide along second guide rail (20); can place the cell body of shutter cover (4) after first slide block (1) and second slide block (2) are adaptive mutually; wherein spring base (46) is by second groove (24) and corresponding with first boss (14); described spring (5a) two ends are separately fixed at first boss (14) and are arranged at the back side that spring base (46) were located and first slide block (1) was withstood on to boss (47) on shutter cover (4) rear wall (43); the two ends of spring (5b) are separately fixed at second boss (251) and second slide block (2) is gone up and withstood to spring base (46), and wherein first sloping platform (11) and second catch (23) and second sloping platform (21) and first catch (13) constitute the dual protection of blocking to its corresponding jack respectively.

2. band shutter socket according to claim 1; it is characterized in that: described shutter assembly comprises the 3rd slide block (3); the 3rd slide block (3) has the 3rd sloping platform (31); the 3rd chute (32); end face (33) and the 3rd lozenges (34); described second slide block (2) has second lozenges (27) of vertical protrusion near a side of second sloping platform (21); described base plate (41) has the 3rd guide rail (40) and orthogonal cross rib (48) and longitudinal rib (49); wherein the 3rd chute (32) places the 3rd guide rail (40) upward also can slide along the 3rd guide rail (40); the 3rd lozenges (34) is suitable with second lozenges (27); spring (5a) is when withstanding on second slide block (2) on the cross rib (48), and second lozenges (27) laterally withstands on longitudinal rib (49) with the 3rd slide block (3) and goes up and make the integral body of this shutter assembly constitute elastic connection structure by promoting the 3rd lozenges (34).