CN203277859U - Residual-current ground-fault and leakage-protection socket with forced tripping - Google Patents
Residual-current ground-fault and leakage-protection socket with forced tripping Download PDFInfo
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- CN203277859U CN203277859U CN 201320290891 CN201320290891U CN203277859U CN 203277859 U CN203277859 U CN 203277859U CN 201320290891 CN201320290891 CN 201320290891 CN 201320290891 U CN201320290891 U CN 201320290891U CN 203277859 U CN203277859 U CN 203277859U
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- lifter
- hook
- spring
- movable contact
- dropout
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Abstract
The utility model discloses a residual-current ground-fault and leakage-protection socket with forced tripping, and the socket comprises a pedestal, a power-on reset button assembly, a detection button mechanism, an electromagnetic mechanism assembly, a riser assembly, and a circuit board installed on the pedestal. The riser assembly comprises a riser which is provided with a first input movable contact sheet and a second movable contact sheet. The power-on reset button assembly comprises a reset button, a hook, and a plug. The hook is fixedly installed under the reset button via the plug. A reset spring is disposed under the reset button and sleeved at the outer sides of the hook and the plug. A middle frame and an end cover are disposed under the reset button. Two tripping springs are disposed under two sides of the end cover are provided with. The hook passes through the middle frame, and the lower part of the hook is located inside the riser. The socket provided by the utility model can guarantee timely tripping in any case. Meanwhile, power is not timely on when the reset button is pressed in a condition that a circuit has a fault, and the circuit is always in the state of tripping, so as to protect use equipment.
Description
[technical field]
The utility model relates to the technical field of the technical field of electric prospection, particularly earth leakage protective device.
[background technology]
The FRCS earth leakage protective socket of domestic all development and production at present; generally adopt independently electronic circuit control and mechanical type directly to control resetting energising and simulate leakage current electronic circuit control dropout outage form mechanism; but a series of reason is arranged, may make earth leakage protective socket lose defencive function.
For example:
1. when product normally uses; normal aging inefficacy due to the leakage current detection circuit electronic devices and components; lost the leakage current test function; and the powering-on function that resets adopts the independent electronic circuit to control and mechanical type controls the direct reduction energising; so in a single day the ageing failure of electronic devices and components appears in product; or the fault that causes of other reason; press product " detection button " outage of just can not normally threading off; not only make earth leakage protective socket lose creepage protection function, and product stop the function of the energising that resets when not having the earth leakage protective socket life of product to stop.
2. residual current earth leakage protective socket product; sleeve and the load wiring end of general socket are one; when using installation; due to the power line mistake is accessed the load wiring end; cause the sleeve of product socket charged; be easy to cause personal electric shock safety hazard, the sleeve that there is no a product socket after the wiring of product backward error is uncharged function all the time.
[utility model content]
The purpose of this utility model solves the problems of the prior art exactly; propose a kind of with mandatory dropout residual current earth fault earth leakage protective socket; can guarantee under any circumstance can in time thread off; simultaneously in the situation that there is fault in circuit; can not switch on when reset key is pressed, be in all the time trip status.
for achieving the above object, the utility model proposes a kind of with mandatory dropout residual current earth fault earth leakage protective socket, comprise base, the power-on-reset button assembly, detect press button mechanism, the electromagnetic mechanism assembly, the lifter assembly, be arranged on base and wiring board on, described lifter assembly comprises lifter, the first input movable contact spring and the second input movable contact spring, described lifter is provided with the first input movable contact spring and the second input movable contact spring, the end of lifter is provided with stud bump, described power-on-reset button assembly comprises reset key, hook, stopper, described stopper is embedded in a side of reset key, described hook adopts stopper to be fixedly mounted on the below of reset key, the reset key below is provided with back-moving spring, described back-moving spring is enclosed within the outside of hook and stopper, the below of described reset key is provided with center and end cap, the down either side of end cap is provided with two dropout springs, hook passes center, the lower end of hook is positioned at lifter inside, described electromagnetic mechanism assembly is installed in the circuit board, the electromagnetic mechanism assembly comprises solenoid, iron core, the iron core spring, described iron core is positioned at solenoid, the iron core spring housing is located at the end of iron core, the front end of iron core is connected with the metal lock pin, described metal lock pin front end is provided with the slope, described metal lock pin is provided with opening, insert in metal lock pin opening the lower end of described hook, on described wiring board, switch base is installed, described switch base is positioned at the below of metal lock pin, switch base is provided with contact piece for resetting and the fixed contact that resets, described contact piece for resetting is corresponding with the stud bump of lifter end, described detection press button mechanism comprises the detection button, push rod, push rod spring, described push rod is arranged in the dress bracket holes below the detection button, the end of push rod is provided with in dropout slope corresponding to lock pin slope, described push rod spring is being positioned between push rod and wiring board.
as preferably, also comprise upper cover, be located at the center between base and upper cover, four terminal screws, on described center, grounded bracket is installed, be located at two kinds of color indicator lights on wiring board, be connected by four assembling screws between described upper cover and base, described four assembling screws intert respectively and are fixed connection in four assembly holes on base, described reset key and detection button all pass upper cover, on cover and be provided with ground hole, two phase place jacks, described two kinds of color indicator lights are at upper cap surface printing opacity, described grounded bracket is provided with the ground connection sleeve, grounding screw, tension disc, the both sides of described center are respectively equipped with left sleeve component and right sleeve component, the both sides of described center front portion are respectively equipped with left face terminals assembly and right face terminals assembly.
As preferably, described left sleeve component is provided with the first fixed contact, and described right sleeve component is provided with the second fixed contact, and described left face terminals assembly is provided with the 3rd fixed contact, and described right face terminals assembly is provided with the 4th fixed contact.
As preferably, stud bump and the contact piece for resetting of described lifter end are separated into primary importance, the stud bump of described lifter end contacts with contact piece for resetting and is the second place, it is the 3rd position that described lifter is linked up with pull-up, and described lifter moves between primary importance, the second place and the 3rd position.
As preferably, described wiring board is provided with the magnet ring grip assembly, and described magnet ring grip assembly is provided with the first electric-conductor and the second electric-conductor; Described the first electric-conductor is connected with the first input movable contact spring by the first input lead, the first input movable contact spring is provided with two first input moving contacts, described the second electric-conductor is connected with the second input movable contact spring by the second input lead, and the second input movable contact spring is provided with two second input moving contacts.
The beneficial effects of the utility model: the utility model adopts technique scheme to provide a kind of with mandatory dropout residual current earth fault earth leakage protective socket; utilize the push rod slope to the slope effect of metal lock pin front end; can mechanical trip; the phenomenon of having avoided electric dropout can't thread off in cold situation; can guarantee under any circumstance can in time thread off; simultaneously in the situation that there is fault in circuit; when pressing, reset key can not switch on; all the time be in trip status, protection use equipment.
Feature of the present utility model and advantage will be elaborated by reference to the accompanying drawings by embodiment.
[description of drawings]
Fig. 1 is that the utility model is a kind of with mandatory dropout residual current earth fault earth leakage protective socket front view;
Fig. 2 is power-on-reset button assembly and the structural representation that detects press button mechanism in the utility model;
Fig. 3 is electromagnetic mechanism assembly in the utility model, the structural representation that detects press button mechanism;
Fig. 4 is electromagnetic mechanism assembly in the utility model, the left pseudosection that detects press button mechanism, lifter assembly;
Fig. 5 is the structural representation front view of power-on-reset button assembly in the utility model;
Fig. 6 is middle frame structure schematic diagram in the utility model;
Fig. 7 is the structural representation left view of sleeve component and face terminals assembly in the utility model;
Fig. 8 is the structural representation right view of sleeve component and face terminals assembly in the utility model;
Fig. 9 is the structural representation of base and grounded bracket in the utility model;
Figure 10 is the structural representation of metal lock pin in the utility model;
Figure 11 is the structural representation of reset key in the utility model, hook and back-moving spring.
[embodiment]
consult Fig. 3, Fig. 4, Fig. 5, Figure 10 and Figure 11, the utility model is a kind of with mandatory dropout residual current earth fault earth leakage protective socket, comprise base 1, the power-on-reset button assembly, detect press button mechanism, the electromagnetic mechanism assembly, the lifter assembly, be arranged on base 1 and wiring board on 2, described lifter assembly comprises lifter 3, the first input movable contact spring 31 and the second input movable contact spring 32, described lifter 3 is provided with the first input movable contact spring 31 and the second input movable contact spring 32, the end of lifter 3 is provided with stud bump 33, described power-on-reset button assembly comprises reset key 4, hook 5, stopper 42, described stopper 42 is embedded in a side of reset key 4, described hook 5 adopts stopper 42 to be fixedly mounted on the below of reset key 4, the reset key below is provided with back-moving spring 51, described back-moving spring 51 is set in the outside of hook 5 and stopper 42, the below of described reset key 4 is provided with end cap 41, the down either side of end cap 41 is provided with two dropout springs 52, hook 5 passes end cap 41, hook 5 lower end is positioned at lifter 3 inside, described electromagnetic mechanism assembly is arranged on wiring board 2, the electromagnetic mechanism assembly comprises solenoid 6, iron core 7, iron core spring 8, described iron core 7 is positioned at solenoid 6, iron core spring 8 is set in the end of iron core 7, the front end of iron core 7 is connected with metal lock pin 9, described metal lock pin 9 front ends are provided with lock pin slope 91, described metal lock pin 9 is provided with opening 92, insert in metal lock pin opening 92 lower end of described hook 5, on described wiring board 2, switch base 93 is installed, described switch base 93 is positioned at the below of metal lock pin 9, switch base 93 is provided with contact piece for resetting 41 and the fixed contact 42 that resets, described contact piece for resetting 41 is corresponding with the stud bump 33 of lifter 3 ends, described detection press button mechanism comprises detection button 10, push rod 101, push rod spring 102, described push rod 101 is positioned at the below of detecting button 10, the end of push rod 101 is provided with the dropout slope 103 in lock pin slope 91 correspondences, described push rod spring 102 is between push rod 101 and wiring board 2.
consult Fig. 1, Fig. 6 and Fig. 9, also comprise upper cover 11, be located at the center 19 between base 1 and upper cover 11, , four terminal screws 16, on described center 19, grounded bracket 12 is installed, be located at two kinds of color indicator lights 20 on wiring board 2, be connected by four assembling screw 11A between described upper cover 11 and base 1, described four assembling screw 11A intert respectively and are fixed connection in four assembly hole 11B on base 1, described reset key 4 and detection button 10 all pass upper cover 11, upper cover 11 is provided with ground hole 17, two phase place jacks 18, described two kinds of color indicator lights 20 are at the surperficial printing opacity of upper cover 11, described grounded bracket 12 is provided with ground connection sleeve 13, grounding screw 14, tension disc 15, the both sides of described center 19 are respectively equipped with left sleeve 21A and right sleeve 21B, the both sides of described center 19 front portions are respectively equipped with left face terminals 22A and right face terminals 22B.
Consult Fig. 4, stud bump 33 and the contact piece for resetting 41 of described lifter 3 ends are separated into primary importance, the stud bump 33 of described lifter 3 ends contacts with contact piece for resetting 41 and is the second place, described lifter 3 is the 3rd position by hook 5 pull-ups, and described lifter 3 moves between primary importance, the second place and the 3rd position.
consult Fig. 2, Fig. 7 and Fig. 8, described wiring board 2 is provided with assembling magnet ring cover 23, described assembling magnet ring cover 23 is provided with the first electric-conductor 24A and the second electric-conductor 24B, described the first electric-conductor 24A is connected with the first input movable contact spring 31 by the first input lead 35A, the first input movable contact spring 31 is provided with two first input moving contact 31A, described the second electric-conductor 24B is connected with the second input movable contact spring 32 by the second input lead 35B, the second input movable contact spring 32 is provided with two second input moving contact 32A, described left sleeve 21A is provided with the first fixed contact 34A, described right sleeve 21B is provided with the second fixed contact 34B, described left face terminals 22A is provided with the 3rd fixed contact 33A, described right face terminals 22B is provided with the 4th fixed contact 33B.
The product normal operating conditions:
the utility model is a kind of with mandatory dropout residual current earth fault earth leakage protective socket in the course of the work, in the situation that normal power-up, press reset key 4, hook 5 under reset key 4 moves down, make the bottom of hook 5 promote metal lock pin 9, be arranged on due to metal lock pin 9 in the hole of lifter 3 correspondences, so metal lock pin 9 drives lifter 3 and moves down in the lump, when the stud bump 33 promotion contact piece for resetting 41 of lifter 3 ends contact with the fixed contact 42 that resets, solenoid 6 energisings, iron core 7 in solenoid 6 drives metal lock pin 9 and moves to right, make reset key 4 can continue to move down by the opening 92 on metal lock pin 9, simultaneously under the reaction force of contact piece for resetting 41, lifter 3 is moved up.solenoid 6 outages, under the reaction force of iron core spring 8, iron core spring 8 promotes iron core 7, iron core 7 drives metal lock pin 9 to begin to be moved to the left, at this moment metal lock pin 9 promotes to link up with 5 lower ends, hook 5 is hooked lifter, press simultaneously key spring 51 under reaction force, with lifter 3 pull-ups, two first input moving contact 31A connect respectively the first fixed contact 34A on left sleeve 21A and the 3rd fixed contact 33A on left face terminals 22A, two second input moving contact 32A connect respectively 33B on the second fixed contact 34B on right sleeve 21B and the 4th fixed contact on right face terminals 22B, make the product normal operation.
The mandatory dropout off-position of product:
product is when normal operating conditions, in case electronic circuit lost efficacy, perhaps in the situation that lose power supply, for the safety of the person and power consumption equipment, press detection button 10, detect button 10 and promote push rod 101, push rod 101 down slidings move right because the slope, bottom of push rod 101 promotes metal lock pin 9 slopes, and at this moment metal lock pin 9 hook 5 that will hook in the reset key 4 of lifter 3 is pushed open, under the reaction force of back-moving spring 51, with reset key 4 recovery that moves up, simultaneously under the reaction force of two dropout springs 52, lifter 3 is moved down recovery, two first input moving contact 31A disconnect with left sleeve 21A on the first fixed contact 34A be connected being connected of the 3rd fixed contact 33A on face terminals 22A, two second input moving contact 32A disconnect with right sleeve 21B on the second fixed contact 34B and the 4th fixed contact of being connected on face terminals 22B on being connected of 33B, thereby realized mechanical forced dropout power down function, adopt mechanical trip, the phenomenon of having avoided electric dropout can't thread off in cold situation, can in time thread off.
Above-described embodiment is to explanation of the present utility model, is not to restriction of the present utility model, any scheme after the utility model simple transformation is all belonged to protection range of the present utility model.
Claims (5)
1. one kind with mandatory dropout residual current earth fault earth leakage protective socket, it is characterized in that: comprise base (1), the power-on-reset button assembly, detect press button mechanism, the electromagnetic mechanism assembly, the lifter assembly, be arranged on the upper and wiring board (2) of base (1), described lifter assembly comprises lifter (3), the first input movable contact spring (31) and the second input movable contact spring (32), described lifter (3) is provided with the first input movable contact spring (31) and the second input movable contact spring (32), the end of lifter (3) is provided with stud bump (33), described power-on-reset button assembly comprises reset key (4), hook (5), stopper (42), described stopper (42) is embedded in a side of reset key (4), described hook (5) adopts stopper (42) to be fixedly mounted on the below of reset key (4), reset key (4) below is provided with back-moving spring (51), described back-moving spring (51) is set in the outside of hook (5) and stopper (42), the below of described reset key (4) is provided with end cap (41), the down either side of end cap (41) is provided with two dropout springs (52), hook (5) passes end cap (41), the lower end of hook (5) is positioned at lifter (3) inside, described electromagnetic mechanism assembly is arranged on wiring board (2), the electromagnetic mechanism assembly comprises solenoid (6), iron core (7), iron core spring (8), described iron core (7) is positioned at solenoid (6), iron core spring (8) is set in the end of iron core (7), the front end of iron core (7) is connected with metal lock pin (9), described metal lock pin (9) front end is provided with slope (91), described metal lock pin (9) is provided with opening (92), insert in opening (92) lower end of described hook (5), switch base (93) is installed on described wiring board (2), described switch base (93) is positioned at the below of metal lock pin (9), switch base (93) is provided with contact piece for resetting (41) and the fixed contact that resets (42), described contact piece for resetting (41) is corresponding with the stud bump (33) of lifter (3) end, described detection comprises detection button (10) by mechanism's part, push rod (101), push rod spring (102), described push rod (101) is positioned at the below of detecting button (10), the end of push rod (101) is provided with the dropout slope (103) corresponding in lock pin slope (91), described push rod spring (102) is positioned between push rod (101) and wiring board (2).
2. as claimed in claim 1 a kind of with mandatory dropout residual current earth fault earth leakage protective socket, it is characterized in that: also comprise upper cover (11), be located at the center (19) between base (1) and upper cover (11), four terminal screws (16), grounded bracket (12) is installed on described center (19), be located at the two kinds of color indicator lights (20) on base (1), be connected by four assembling screws (11A) between described upper cover (11) and base (1), described four assembling screws (11A) intert respectively and are fixed connection in four assembly holes (11B) on base (1), described reset key (4) and detection button (10) all pass upper cover (11), upper cover (11) is provided with ground hole (17), two phase place jacks (18), described two kinds of color indicator lights (20) are at the surperficial printing opacity of upper cover (11), described grounded bracket (12) is provided with ground connection sleeve (13), grounding screw (14), tension disc (15), the both sides of described center (19) are respectively equipped with left sleeve (21A) and right sleeve (21B), the anterior both sides of described center (19) are respectively equipped with left face terminals (22A) and right face terminals (22B).
3. as claimed in claim 2 a kind of with mandatory dropout residual current earth fault earth leakage protective socket; it is characterized in that: described left sleeve (21A) is provided with the first fixed contact (34A); described right sleeve (21B) is provided with the second fixed contact (34B); described left face terminals (22A) is provided with the 3rd fixed contact (33A), and described right face terminals (22B) is provided with the 4th fixed contact (33B).
4. as claimed in claim 1 a kind of with mandatory dropout residual current earth fault earth leakage protective socket; it is characterized in that: the stud bump (33) of described lifter (3) end is separated into primary importance with contact piece for resetting (41); the stud bump (33) of described lifter (3) end contacts with contact piece for resetting (41) and is the second place; it is the 3rd position that described lifter (3) is linked up with (5) pull-up, and described lifter (3) moves between primary importance, the second place and the 3rd position.
5. as claimed in claim 1 a kind ofly it is characterized in that with mandatory dropout residual current earth fault earth leakage protective socket: described wiring board (2) is provided with assembling magnet ring cover (23), described assembling magnet ring cover (23) is provided with the first electric-conductor (24A) and the second electric-conductor (24B), described the first electric-conductor (24A) is connected with the first input movable contact spring (31) by the first input lead (35A), the first input movable contact spring (31) is provided with two first input moving contacts (31A), described the second electric-conductor (24B) is connected with the second input movable contact spring (32) by the second input lead (35B), the second input movable contact spring (32) is provided with two second input moving contacts (32A).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320290891 CN203277859U (en) | 2013-05-23 | 2013-05-23 | Residual-current ground-fault and leakage-protection socket with forced tripping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320290891 CN203277859U (en) | 2013-05-23 | 2013-05-23 | Residual-current ground-fault and leakage-protection socket with forced tripping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203277859U true CN203277859U (en) | 2013-11-06 |
Family
ID=49508190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320290891 Expired - Fee Related CN203277859U (en) | 2013-05-23 | 2013-05-23 | Residual-current ground-fault and leakage-protection socket with forced tripping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203277859U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103268844A (en) * | 2013-05-23 | 2013-08-28 | 浙江三蒙电气科技有限公司 | Residual current ground connection fault earth leakage protection socket with forceful tripping |
| CN104682126A (en) * | 2015-01-26 | 2015-06-03 | 温州市万盛电器有限公司 | Leakage protection socket |
| CN109066222A (en) * | 2018-09-29 | 2018-12-21 | 温州市正松电气有限公司 | A kind of floor socket outlet |
-
2013
- 2013-05-23 CN CN 201320290891 patent/CN203277859U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103268844A (en) * | 2013-05-23 | 2013-08-28 | 浙江三蒙电气科技有限公司 | Residual current ground connection fault earth leakage protection socket with forceful tripping |
| CN103268844B (en) * | 2013-05-23 | 2015-11-18 | 浙江三蒙电气科技有限公司 | A kind of with mandatory dropout residual current earth fault earth leakage protective socket |
| CN104682126A (en) * | 2015-01-26 | 2015-06-03 | 温州市万盛电器有限公司 | Leakage protection socket |
| CN109066222A (en) * | 2018-09-29 | 2018-12-21 | 温州市正松电气有限公司 | A kind of floor socket outlet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20140523 |