CN2519473Y

CN2519473Y - Single-phase two and three poles dual purpose lock type connector plug and socket

Info

Publication number: CN2519473Y
Application number: CN 02221536
Authority: CN
Inventors: 李洪万
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-02-06
Filing date: 2002-02-06
Publication date: 2002-10-30
Anticipated expiration: 2012-02-06

Abstract

A single-phase bipolar or tri-polar plugs and sockets sold on the market is easy to lose heads, poor in contact and accidents often happen, and at the same time a socket with two-pole and three-pole socket boxes is big in size, high in cost and the socket boxes are not interchangeable, resulting in inconvenient usage. The socket box mainly consists of a zero line pedestal, a plug positioning grounding pedestal and a live wire pedestal, wherein, a zero line binding post slot forms between the front two pedestals while a live wire binding post slot forms between the latter two pedestals. The inner cavity of the grounding pedestal forms a grounding slot and the zero line pedestal is provided with a pressing key groove and a pressing key. The socket box is characterized in that: the socket box comprises a lock bar arranged in the pressing key skewed slot and the pore channel of the lock bar of the zero line pedestal, a self-locking mechanism consisting of the plug zero line bonding post in the zero line binding post slot and with a locking bar jack and the two-pole and three-pole dual-purpose plugs and sockets consisting of a copper sheet on the zero line pedestal, a copper sheet on the live wire pedestal and a three-pole plug in the cavity of the grounding pedestal. The socket box has the advantages of a small size, low cost, safety and reliability, interchangeable two poles and three poles and convenient usage, etc.

Description

Single-phase 23 extremely dual-purpose locking-type plugs and socketss

Technical field

The utility model relates to a kind of standard electrician's socket commonly used and the plug adaptive with it.

Background technology

The common single-phase bipolar of market sale now or three pole sockets and the plug adaptive with it, in use often generation is easily turned around, and because of the open close phenomenon of moment that loose contact occurs, long flicker service time fault is many, even burnout failure takes place; And the socket of at present bipolar being equipped with of usefulness and three utmost points, independent setting and two-wire plug, the corresponding plugs and sockets box that matches of three-terminal polarized plus plug respectively on its base plate, its shortcoming is to make whole socket volume change greatly, weight increases the weight of, waste material, manufacturing cost increase, and poor stability uses inconvenient.

Summary of the invention

Goal of the invention of the present utility model is: overcome the above-mentioned shortcoming that present common electrician's socket and adaptive plug thereof exist, for the user provides that a kind of volume is little, in light weight, economical with materials, low cost of manufacture, safe and reliable, the life-span is long, single-phase two, three extremely dual-purpose locking-type plugs and socketss easy to use.

Goal of the invention of the present utility model realizes by implementing following technical proposals:

A kind of single-phase two, three extremely dual-purpose locking-type plugs and socketss are made up of box body, adaptive with it the thereon lid of dress and the plug that is plugged in the lid end face socket.

Box body is had the base 1 in 4 mounting screw holes 23 by four jiaos at edge, each main body is fixed on the line pedestal 2 in addition on the base axis in regular turn from left to right, plug location ground connection pedestal 16 and live wire pedestal 7, the plug of plug location

ground connection pedestal

16 and 13 formation of other line pedestal main body is line binding post slot 15 in addition, the plug firewire binding post slot 25 of plug location

ground connection pedestal

16 and 19 formation of live wire pedestal main body, platform 5 is protected in the support that is fixed on both sides, ground connection pedestal 16 front and back, plug location, 56, the live wire entrance hole 4 of Hu Tai both sides and other line entrance hole 26 before and after laying respectively at, be arranged on screw rod 63 and the counterbore 24 thereof of fixing other line copper sheet on other line pedestal counter-base 55 bottom surfaces, be arranged on live wire pedestal counter-base 57 bottom surfaces fixedly screw rod 62 and the counterbore 21 thereof of live wire copper sheet, and the assemblies such as ground plate socket 39 that have socket 49 that are provided with at base 1 back side constitute;

Lid be one with the suitable top cover of box body, its end face two ends are provided with fixing screw hole 10, these two screw holes are respectively with in addition the screw hole 10 of line pedestal main body 13 left ends, live wire pedestal main body 19 right-hand members is corresponding on the box body, and box body and lid are connected firmly be integral by being plugged in wherein screw, also be provided with light emitting diode lamp hole 9 on the lid end face, press the key contact and stretch out hole 51 and plug and socket 50;

Plug 28 has the insulation shell 58 of incoming line 59 by the bottom, is loaded on separate insulation in it, the front portion is stretched out housing outer line binding post 42, earth terminal 44 and firewire binding post 43 assemblies in addition and constituted.

Of the present utility model being characterised in that: on the line pedestal 2 in addition of box body, rear side in its main body 13, what be provided with upward opening presses key apparatus enclosure wall 68, slot 12 and being loaded in it, back-moving spring 46 is housed in the kerve 53, what sidewall skewed slot 31 was equipped with right angle locking bar 32 presses key 29, horizontal meta in its main body 13, but what have the locking bar duct 8 that connects main body 13 two ends for one from left to right and be loaded on move left and right in it presses key locking bar 32, press key 29 by being contained on other the line pedestal 2 like this, right angle locking bar 32 with its grafting, cooperate the plug line binding post 42 in addition that has jack 47 with locking bar, formed plug 28 self-lock protection mechanisms; Right-hand member at other line pedestal 2, by dop on the main body 13 3 and the screw rod 63 that is contained in its counter-base 55 standing screw counterbores 24, the crooked to the right line copper contact blade 33 in addition that puts in other the line binding post socket 15 is housed, with dress be inserted in this socket plug in addition line binding post 42 form the line mechanism in addition of these sockets, on live wire pedestal 7, by dop on its main body 19 20 and the screw rod 62 that is contained in its counter-base 57 standing screw counterbores 21, the crooked left live wire copper contact blade 35 that puts in the firewire binding post socket 25 is housed, be inserted in the live wire mechanism that plug firewire binding post 43 in this socket is formed these sockets with dress, so form the two poles of the earth of the present utility model plugs and sockets by other line and these two mechanisms of live wire; Simultaneously, by the plug earth terminal 44 and the ground spring 36 that are contained in vertical perforation pedestal 16 and base 1 cavity, and dress is inserted in base 1 back ground plate socket 39 sockets 49, the ground line mechanism of this socket of being made up of hold-down screw 38 fixing ground plates 37, and by other line mechanism, the three-terminal polarized plus plug socket of the present utility model that live wire mechanism and ground line mechanism are formed.Therefore, plugs and sockets of the present utility model is to have single-phase two, three extremely dual-purpose locking-type plug sockets.

The utility model has following additional technical feature:

1. have spring mounting groove 14 on the right-hand member end face of other line pedestal main body 13, interior dress holddown spring 34 makes other tight the contact be arranged other line binding post 42 of line copper contact blade 33 and plug; Have spring mounting groove 18 on the left end end face of live wire pedestal main body 19, interior dress holddown spring 52 makes live wire copper contact blade 35 with plug firewire binding post 43 tight the contact be arranged.

2. on the middle top surface of other line pedestal main body 13, on locking bar duct 8, vertically have slot 9, interior dress light-emitting diode 30, one stand bar seat of this pipe is connected with live wire copper contact blade 35 by a lead that passes through box body and be connected with build-out resistor 45, and another stand bar seat of this diode, by the locking bar right angle arm 64 of position contacts and the luminous indication power work of energized with gliding on earth in pressing key skewed slot 31; Press key 29 and reset, locking bar right angle arm 64 disengages with this runners, and the electric power disconnection indicator light extinguishes.

3. be contained in and press key 29 on other the line pedestal 2, be provided with on it from upper left and insert the sidewall skewed slot 31 of right angle locking bar 32 to the bottom right dress, this skewed slot becomes 42 °～44 ° angles with horizontal plane.

4. insert the termination of pressing key locking bar 32 in other the line terminal inserted hole 47, make be convenient to insert plug in addition in the line terminal inserted hole 47, pin this binding post 42 and prevent the termination, wedge shape inclined-plane 54 of turning around.

5. at the right-hand member of Bottom of box body 1, be provided with in order to the cramping fixedly screw hole 22 and the tension disc 40 supporting of inlet wire with it, lid right-hand member side bottom has adaptive incoming line 60.

6. be installed in addition line copper contact blade 33 on other the line pedestal 2 and the live wire copper contact blade 35 on the live wire pedestal 7 and be saddle type copper sheet with a kind of abnormal shape.

7. other line pedestal 2 presses key slot 12 left ends, is provided with in enclosure wall 68 and main body 13 and presses key catch socket 11 and insert in wherein the catch 61 in order to fixedly to press key 29.

Operation principle of the present utility model is as follows:

Power line is inserted by lid incoming line 60, and its live wire is connected on the standing screw 62 on live wire pedestal 7 saddle type copper sheets 35 counterbores 21; Other line is connected on the standing screw 63 of counterbore 24 of other line pedestal 2 saddle type copper sheets 33; Plug 28 is inserted on the socket 50 of lid, its line binding post 42 in addition then, earth terminal 44 and firewire binding post 43 insert respectively in separately the slot, press the contact 71 of pressing key, then its locking bar 32 glides compression reseting spring 46 along pressing key sidewall skewed slot 31, the locking bar 32 that is arranged in other line pedestal main body 13 inside lock lever ducts 8 is pushed and moves right, its termination, wedge shape inclined-plane 54 enters in other the line binding post slot 15, inserts in the jack 47 of other line binding post lower end, and plug 28 is lockable; Simultaneously, be positioned at 30 1 runners that do not connect lead of locking bar right angle arm 64 and light-emitting diode of pressing key sidewall skewed slot 31 bottoms and contact, energized led lighting indication power work; When needing powered-down again by pressing key contact 71, pressing under the 46 restoring force effects of key back-moving spring, promoting locking bar 32 moves along pressing on the key skewed slot 31, after breaking away from other line binding post lower end jack 47, locking bar termination 54 withdraws from other line binding post slot 15, get back to and remove self-locking state in the locking bar duct 8, press the right angle arm 64 of key locking bar 32 and this stand bar seat of diode simultaneously and disengage, the circuit interruption power supply quits work, and diode 30 stops luminous.

Advantage of the present utility model is:

Since on base from left to right be sequentially provided with other line pedestal 2, plug location ground connection pedestal 16 and live wire pedestal 7, formed line binding post slot 15 in addition respectively, earth terminal slot 17 and firewire binding post slot 25, and in addition line binding post slot 15 and the saddle type copper contact blade 33 that is fixed on other the line pedestal 2, firewire binding post slot 25 and the saddle type copper contact blade 35 that is fixed on the live wire pedestal 7 cooperate the single-phase the two poles of the earth of composition plugs and sockets with three-terminal polarized plus plug 28; In addition line binding post slot 15 and the saddle type copper contact blade 33 that is fixed on other the line pedestal 2, firewire binding post slot 25 and the saddle type copper contact blade 35 that is fixed on the live wire pedestal 7, the ground spring 36 that is equipped with in the earth connection slot 17 of plug location ground connection pedestal 16, with the bottom surface ground plate 37 that contacts with this spring, and the three-terminal polarized plus plug 28 that matches is formed single-phase three-terminal polarized plus plug socket; So the utlity model has single-phase two, three extremely dual-purpose outstanding advantages; Secondly owing to be respectively arranged with

notch

14 and 18 at the right-hand member of other line pedestal 2 and the left end top of live wire pedestal 7, accommodate holddown spring 34 and 52 separately, compress the saddle type copper sheet and make two saddle type copper contact blades 33 and 35, connecing post 43 with corresponding line binding post 42 in addition and live wire respectively keeps closely contact and guarantees that contact well, open close or spark phenomenon of moment can not take place; In the utility model press key 29, locking bar 32 and plug in addition the locking bar jack 47 under the line binding post 42 match, can pin plug 28 accident that can not turn around when guaranteeing power work, guarantee power safety work.The utility model also has volume little, in light weight, easy to use in addition, the standardization of products, advantage such as easy to utilize.

Description of drawings Fig. 1 is that the utility model box body upward view Fig. 5 the utility model box body right-hand member edge installing hole cutaway view Fig. 6 last figure be the utility model lid master look sectional side elevation for the utility model box body structure vertical view Fig. 3 for the utility model box body master looks sectional side elevation Fig. 4 for the utility model box body structure schematic perspective view Fig. 2, figure below is that lid vertical view Fig. 7 presses key for the utility model and Structure of lock rod three-dimensional cutaway view Fig. 8 is that the utility model structure and operation principle schematic diagram Fig. 9 are mark among the utility model parts assembly drawing figure for the utility model plug construction vertical profile schematic diagram Figure 10: 1 is Bottom of box body, 2 are other line pedestal, 3 are other line saddle type copper sheet square hole dop, 4 is the live wire entrance hole, 5,56 is to support to protect platform, 6 is fixedly socket of live wire saddle type copper sheet, 7 is the live wire pedestal, 8 is the locking bar duct, 9 is the light-emitting diode mounting groove, 10 are and the fixing screw hole of lid, 11 for pressing key catch socket, 12 for pressing the key mounting groove, 13 are other line pedestal main body, 14 are the tight spring mounting groove of other line pressure, 15 is plug line binding post slot in addition, 16 are plug location ground connection pedestal, 17 is plug earth terminal slot, 18 is live wire holddown spring mounting groove, 19 is live wire pedestal main body, 20 is live wire saddle type copper sheet square hole dop, 21 is live wire saddle type copper sheet screw rod counterbore, 22 is the tension disc screw fixed hole, 23 is the base screw installing hole, 24 are other line saddle type copper sheet screw rod counterbore, 25 is plug firewire binding post slot, 26 are other line entrance hole, 27 are the fixing socket of other line saddle type copper sheet, 28 have the plug of lockhole for other line binding post, 29 for pressing key, 30 is light-emitting diode, 31 for pressing the skewed slot of key side wall surface dress latch lever, 32 for pressing the key locking bar in the right angle, 33 are other line saddle type copper sheet, and 34 are other line saddle type copper sheet holddown spring, and 35 is live wire saddle type copper sheet, 36 is ground spring, 37 is ground plate, and 38 is the ground plate hold-down screw, and 39 is the ground plate socket, 40 is tension disc, 41 is the tension disc hold-down screw, and 42 are plug with lockhole line binding post in addition, and 43 is the plug firewire binding post, 44 is the plug earth terminal, 45 is the build-out resistor in the light-emitting diodes route of pipe line, and 46 for pressing the key back-moving spring, and 47 is the locking bar jack on other the line binding post of plug, 48 is ground plate hold-down screw installing hole, 49 is the ground plate socket on the ground plate socket, and 50 is the plug and socket on the lid end face, and 51 stretch out the hole for the key contact of pressing on the lid end face, 52 is live wire saddle type copper sheet holddown spring, 53 for pressing key back-moving spring mounting groove, and 54 is termination, locking bar wedge shape inclined-plane, and 55 are other line pedestal counter-base, 57 is live wire pedestal counter-base, 58 is the plug insulation shell, and 59 is the plug incoming line, and 60 is the lid incoming line, 61 for pressing the key washer, 62 and 63 is hold-down screw, and 64 is the locking bar right angle arm, and 65 are other line pedestal main body left end meta breach, 66 are the square upper lip of other line pedestal main body, 67 is this main body lower lip, and 68 press the key apparatus enclosure wall for other line pedestal counter-base main body, and 69 is enclosure wall left end breach, 70 for pressing the key base, and 71 for pressing the key contact.

Embodiment

The utility model box body: base 1: length * wide * height=92 * 54 * 7mm; Line pedestal 2 in addition: its main body 13 has the tight spring mounting groove 14 of other line pressure for right top, and left end has rectangular

V notch v 65 forms the long lips type cuboid main body 13 of the short lower lip of upper lip;

The length of main body 13 * wide * height=40 * 10 * 17mm;

The rectangular breach 65 of left end meta: length * wide * height=11 * 10 * 3mm

Main body upper lip 66: length * wide * height=11 * 10 * 7mm

Main body lower lip 67: length * wide * height=16 * 10 * 7mm

The tight spring mounting groove 14 of line pressure in addition: long * wide * dark=8 * 5 * 4mm;

The counter-base main body is for pressing key apparatus enclosure wall 68: length * wide * height=20 * 10 * 17mm

Wherein press key mounting groove 12: length * wide * height=18 * 8 * 17mm

Enclosure wall left end meta has rectangular breach to form the rectangular body wall of lips type, rectangular breach

69: length * wide * height=11 * 2 * 3mm

Locking bar 32 ducts 8 in the main body lips: aperture Φ 3 * 35mm

Light-emitting diode installing hole 9 apertures: Φ 6 * 4mm live wire pedestal 7: its main body 19 length * wide * height=13 * 10 * 17mm

Live wire holddown spring mounting groove 18 long * wide * dark=8 * 5 * 4mm

Plug location ground connection pedestal 16: length * wide * height=11 * 8 * 20mm

Plug location ground connection pedestal 16 inner chamber earth connection plugs and ground spring mounting groove 17

Φ 5 * 21, its top ground pin jack Φ 2 * 3mm; Line pedestal 2 is located ground connection pedestal 16 spacing 4.5mm main bodys 13 left end lid fixing threaded holes 10 with plug location ground connection pedestal 16 spacing 4.5mm live wire pedestals 7 and plug in addition: Φ 3 * 7mm; Press key base 70: length * wide * height=17.5 * 7.5 * 12mm; Press key base upper contact head 71: Φ 7.5 * 9mm presses back-moving spring mounting groove 53 in the key base: Φ 4 * 9mm presses key sidewall locking bar slip skewed slot 31: level becomes the 43 ° of right angle locking bars 32 in angle: long 32mm, external diameter Φ 2.8mm locking bar right angle arm 64: long 20mm, Φ 2.8mm lid: plug and socket 50: length * wide=18 * 8mm

Diode slot 9: Φ 3mm presses the key contact and stretches out hole 51: the left and right lid screw fixed hole 10 of Φ 8mm: external diameter Φ 3mm, counterbore Φ 5 * 1.5mm box body, lid all adopt conventional electrical material one-shot forming to make; Pressing key adopts the insulating material wear-resisting, that plasticity is good to make; Locking bar is cold-formed with the circular iron bar of Φ 2.8mm; Design size allows maximum deviation 0.1mm.

Claims

1, a kind of single-phase two, three extremely dual-purpose locking-type plugs and socketss are made up of box body, adaptive with it the thereon lid of dress and the plug that is plugged in the lid end face socket; Box body is had the base 1 in 4 mounting screw holes (23) by four jiaos at edge, each main body is fixed on the line pedestal (2) in addition on the base axis in regular turn from left to right, plug location ground connection pedestal (16), live wire pedestal (7), the plug that forms between plug location ground connection pedestal (16) and other line pedestal main body (13) is line binding post slot (15) in addition, the plug firewire binding post slot (25) that forms between plug location ground connection pedestal (16) and live wire pedestal main body (19), platform (5) is protected in the support that is fixed on both sides, plug location ground connection pedestal (16) front and back, (56), the live wire entrance hole (4) and other the line entrance hole (26) of Hu Tai both sides before and after laying respectively at, be arranged on other line pedestal counter-base (55) bottom surface, fix the screw rod and the counterbore (24) thereof of other line copper sheet, be arranged on live wire pedestal counter-base (57) bottom surface, the fixedly screw rod of live wire copper sheet and counterbore thereof (21), and constitute at the ground plate socket assemblies such as (39) that has socket of base back surface setting; Lid be one with the suitable top cover of box body, its end face two ends are provided with fixing screw hole (10), these two screw holes are respectively with in addition the screw hole (10) of line pedestal main body left end, live wire pedestal main body right-hand member is corresponding on the box body, and box body and lid are connected firmly be integral by being plugged in wherein screw, also be provided with light-emitting diode relay indicating light hole (9) on the lid end face, press the key contact and stretch out hole (51) and plug and socket (50); Plug (28) has the housing (58) of incoming line (59) by the bottom, is loaded on separate insulation in it, the outer line binding post (42) in addition of housing, earth terminal (44) and firewire binding post (43) assembly formation are stretched out in the front portion; Of the present utility model being characterised in that: on the line pedestal (2) in addition of box body, rear side in its main body (13), what be provided with upward opening presses key apparatus enclosure wall (68), slot (12) and being loaded in it, back-moving spring (46) is housed in the kerve (53), what sidewall skewed slot (31) was equipped with the right angle locking bar presses key (29), horizontal meta in its main body, have the locking bar duct (8) that connects the main body two ends for one from left to right but and be loaded on move left and right in it press key locking bar (32), press key (29) by being contained on other the line pedestal (2) like this, right angle locking bar (32) with its grafting, cooperate the line binding post (42) in addition of the plug (28) that has jack (47) with locking bar, formed plug self-lock protection mechanism; Right-hand member at other line pedestal (2), by the dop (3) on the main body (13) be contained in screw rod in its counter-base (55) standing screw counterbore (24), bending to the right is housed puts in addition line copper contact blade (33) in other the line binding post slot (15), with dress be inserted in this slot plug (28) in addition line binding post (42) form the line mechanism in addition of this socket, on live wire pedestal (7), by the dop (20) on its main body (19) be contained in screw rod in its counter-base (57) standing screw counterbore (21), bending left is housed puts in live wire copper contact blade (35) in the firewire binding post slot (25), be inserted in the live wire mechanism that plug (28) firewire binding post (43) in this slot is formed this socket with dress, so form single-phase the two poles of the earth plugs and sockets by other line and these two mechanisms of live wire; Simultaneously, by the earth terminal (44) and the ground spring (36) that are contained in the plug (28) in vertical perforation pedestal (16) and base (1) cavity, and dress is inserted in base (1) back ground plate socket (39) socket (49), the ground line mechanism of this socket of being made up of the fixing ground plate (37) of hold-down screw (38), and by other line mechanism, the single-phase three-terminal polarized plus plug socket that live wire mechanism and ground line mechanism are formed.

2, according to described a kind of single-phase two, the three extremely dual-purpose locking-type plugs and socketss of claim 1, it is characterized in that: on the right-hand member end face of other line pedestal (2) main body (13), have spring mounting groove (14), in dress holddown spring (34), make other line binding post (42) of other line copper contact blade (33) and plug that tight the contact be arranged; Have spring mounting groove (18) on the left end end face of live wire pedestal (7) main body (19), interior dress holddown spring (52) makes live wire copper contact blade (35) with plug firewire binding post (43) the tight contact be arranged.

3, according to claim 1 described a kind of single-phase two, three extremely dual-purpose locking-type plugs and socketss, it is characterized in that: on the middle top surface of other line pedestal (2) main body (13), on locking bar duct (8), vertically have slot (9), interior dress light-emitting diode (30), one stand bar seat of this pipe is connected with live wire copper contact blade (35) by a lead that passes through box body and be connected with build-out resistor (45), and another stand bar seat of this diode, by the locking bar right angle arm (64) of position contacts and energized with gliding on earth in pressing key skewed slot (31), led lighting indication power work; Press key (29) and reset, locking bar right angle arm (64) disengages electric power disconnection with this runners, and indicator light extinguishes.

4, according to described a kind of single-phase two, the three extremely dual-purpose locking-type plugs and socketss of claim 1, it is characterized in that: be contained in and press key (29) on other the line pedestal, the sidewall skewed slot (31) to the slotting right angle locking bar (32) of bottom right dress from upper left is set on it, and this skewed slot becomes 42 °～44 ° angles with horizontal plane.

5, according to described a kind of single-phase two, the three extremely dual-purpose locking-type plugs and socketss of claim 1, it is characterized in that: insert the termination of pressing key locking bar (32) connect in addition in the binding post slot (15), make be convenient to insert plug in addition in the line terminal inserted hole (47), pin this binding post and prevent the termination, wedge shape inclined-plane (54) of turning around.

6, according to described a kind of single-phase two, the three extremely dual-purpose locking-type plugs and socketss of claim 1, it is characterized in that: right-hand member in Bottom of box body (1), be provided with in order to the cramping fixedly screw hole of inlet wire (22) and the tension disc (40) supporting with it, lid right-hand member side bottom has adaptive incoming line (60).

7, according to described a kind of single-phase two, the three extremely dual-purpose locking-type plugs and socketss of claim 1, it is characterized in that: be installed in addition line copper contact blade on other the line pedestal (2) and the live wire copper contact blade on the live wire pedestal (7) and be saddle type copper sheet (33) and (35) with a kind of abnormal shape

8, according to described a kind of single-phase two, the three extremely dual-purpose locking-type plugs and socketss of claim 1, it is characterized in that: other line pedestal (2) press key slot (12) left end, on enclosure wall (68) and main body (13), be provided with and press key catch socket (11) and insert in wherein catch (61) in order to fixedly to press key.