CN209592518U - A kind of earth leakage protective device with socket - Google Patents
A kind of earth leakage protective device with socket Download PDFInfo
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- CN209592518U CN209592518U CN201820191687.5U CN201820191687U CN209592518U CN 209592518 U CN209592518 U CN 209592518U CN 201820191687 U CN201820191687 U CN 201820191687U CN 209592518 U CN209592518 U CN 209592518U
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Abstract
The utility model discloses a kind of earth leakage protective devices with socket, including bottom case and face-piece, the face-piece is fastened and connected at the top of bottom case, the junction of the face-piece and bottom case is provided with water proof ring, top surface one end activity of the bottom case is plugged with pin, pin pressing plate is connected at the top of the pin, key pressing plate is connected with above the pin pressing plate, reset key and test key are connected at the top of the key pressing plate, one side of the key pressing plate and pin pressing plate is connected with tripping, circuit board is clamped between key pressing plate and pin pressing plate, relay bulky capacitor has been electrically connected on the bottom surface of the circuit board, step-down capacitor, mutual inductor and relay.The utility model is structurally reasonable, easy to use, it can be achieved that safeguard protection to circuit when electric leakage, carries and install very convenient, and being separately configured and protecting convenient for various electrical appliances avoids influencing other circuits and causing unnecessary loss.
Description
Technical field
The utility model relates to protector technical field more particularly to a kind of earth leakage protective devices with socket.
Background technique
Earth leakage protective device, abbreviation leakage switch, is called leakage circuit breakers, is primarily used to when leak current fault occurs for equipment
And the personal electrical shock protection to there is fatal risk, there is overload and short-circuit protection function, can be used to protection circuit or motor
Overload and short circuit, also can under normal circumstances as route infrequently conversion starting be used.Existing earth leakage protective device is big
It is mostly all mounted in inside wall, manages all branched lines, when there is the case where short circuit electric leakage, earth leakage protective device will
The total road of disconnecting circuit, this can cause damages for some integrated mills to the work of All other routes.For this purpose, it is proposed that one
Kind has the earth leakage protective device of socket.
Utility model content
Purpose of the utility model is to solve disadvantage existing in the prior art, and propose a kind of with socket
Earth leakage protective device.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of earth leakage protective device with socket, including bottom case and face-piece, the face-piece are fastened and connected at the top of bottom case,
The junction of the face-piece and bottom case is provided with water proof ring, and top surface one end activity of the bottom case is plugged with pin, the pin
Top be connected with pin pressing plate, be connected with key pressing plate above the pin pressing plate, the top connection of the key pressing plate
Have a reset key and test key, a side of the key pressing plate and pin pressing plate is connected with tripping, key pressing plate with
It is clamped with circuit board between pin pressing plate, relay bulky capacitor, decompression electricity have been electrically connected on the bottom surface of the circuit board
Hold, mutual inductor and relay, the top surface of the bottom case are embedded with socket, the fixing end and electricity of the socket far from one end of pin
Road plate is electrically connected.
Preferably, the outside of the relay is provided with the relay reinforced sheet of U-shaped structure, and the relay reinforced sheet is embedding
On the top surface of bottom case, the open side of relay reinforced sheet is detachably connected with reinforcement lid, reinforces being connected with drag hook in lid,
One end of the drag hook passes through the inside threaded off and be located at relay.
Preferably, it is opened up on the top surface of the face-piece there are two through-hole, the reset key and test key are located at
In through-hole, and the top surface of reset key and test key is located at the top of the top surface of face-piece.
Preferably, jack corresponding with socket is offered on the top surface of the face-piece.
Preferably, the bottom case and face-piece are all made of insulating plastics material injection molding, and the top edge of the bottom case is set
It is equipped with caulking groove, the bottom margin of the water proof ring and face-piece is inlaid in caulking groove.
Compared with prior art, the beneficial effects of the utility model have:
1. socket is arranged by the circuit output end in earth leakage protective device in the utility model, keeping device can be made for socket
Function is directly connect with earth leakage protective device using the attaching plug of electric appliance, and when leaking electricity, earth leakage protective device can be automatically cut off
Power supply improves the safety of electricity consumption, and earth leakage protective device is separately configured in each electrical appliance, when the case where short interruption occurs in route
Under, it not will lead to all routes and all power off, All other routes is enable to work normally, reduce loss；
2. the utility model is small in size, easy to carry, it can connect on the socket of wall or any position, operation letter
It is single, it is easy to use；
The utility model is structurally reasonable, easy to use, it can be achieved that safeguard protection to circuit when electric leakage, carries and peace
Fill very convenient, being separately configured and protecting convenient for various electrical appliances avoids influencing other circuits and causing unnecessary loss.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of earth leakage protective device with socket configuration schematic diagram；
Fig. 2 be the utility model proposes a kind of earth leakage protective device with socket structural schematic diagram；
Fig. 3 be the utility model proposes a kind of earth leakage protective device with socket circuit connection diagram.
In figure: 1 bottom case, 2 pins, 3 water proof rings, 4 pin pressing plates, 5 drag hooks, 6 sockets, 7 relay reinforced sheets, 8 relays,
9 mutual inductors, 10 relay bulky capacitors, 11 circuit boards, 12 unhook, 13 step-down capacitors, 14 key pressing plates, 15 reset keys, 16 are surveyed
Try key, 17 face-pieces.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-3, a kind of earth leakage protective device with socket, including bottom case 1 and face-piece 17, face-piece 17 are fastened and connected
The junction of the top of bottom case 1, face-piece 17 and bottom case 1 is provided with water proof ring 3, and bottom case 1 and face-piece 17 are all made of ambroin material
Expect injection molding, the top edge of bottom case 1 is provided with caulking groove, and the bottom margin of water proof ring 3 and face-piece 17 is inlaid in caulking groove,
Top surface one end activity of bottom case 1 is plugged with pin 2, and the top of pin 2 is connected with pin pressing plate 4, the top connection of pin pressing plate 4
There is key pressing plate 14, the top of key pressing plate 14 is connected with reset key 15 and test key 16, opens up on the top surface of face-piece 17
There are two through-hole, reset key 15 and test key 16 are located in through-hole, and the top of reset key 15 and test key 16
Face is located at the top of the top surface of face-piece 17, and a side of key pressing plate 14 and pin pressing plate 4 is connected with tripping 12, key pressure
It is clamped with circuit board 11 between plate 14 and pin pressing plate 4, relay bulky capacitor has been electrically connected on the bottom surface of circuit board 11
10, the top surface of step-down capacitor 13, mutual inductor 9 and relay 8, bottom case 1 is embedded with socket 6 far from one end of pin 2, socket 6
Fixing end and circuit board 11 are electrically connected, and offer jack corresponding with socket 6 on the top surface of face-piece 17, relay 8 it is outer
Portion is provided with the relay reinforced sheet 7 of U-shaped structure, and relay reinforced sheet 7 is inlaid on the top surface of bottom case 1, relay reinforced sheet 7
Open side be detachably connected with reinforcement lid, reinforce being connected with drag hook 5 in lid, one end of drag hook 5 passes through tripping 12 and is located at
The inside of relay 8.
Working principle: when the utility model is used, the pin 2 of earth leakage protective device is plugged in power outlet, it will be outer
Portion's power supply introduces in earth leakage protective device, and the attaching plug of electrical appliance is inserted on socket 6, can be drawn power supply, as power supply
Socket uses, and electric current is introduced by terminal L-in and N-in, after the primary coil of drag hook 5 and mutual inductor 9, by terminal L-out
It is drawn with N-out, there are two the primary coils of mutual inductor 9, and around on the contrary, magnetic potential is cancelled out each other when load current flows through,
Potential is not induced in secondary coil, earth leakage protective device is in normal working condition, i.e., without electric leakage；When there is electric leakage in phase line
When, potential will be induced in the secondary coil of mutual inductor 9, sent to integrating capacitor C5, when the voltage value on C5 is more than controllable
When the trigger voltage of silicon SCR, controlled silicon conducting makes relay 8 be powered, to make the automatic switch on route act, by circuit
It disconnects rapidly, plays a protective role.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of earth leakage protective device with socket, including bottom case (1) and face-piece (17), the face-piece (17) are fastened and connected the bottom of at
The top of shell (1), which is characterized in that the junction of the face-piece (17) and bottom case (1) is provided with water proof ring (3), the bottom case
(1) top surface one end activity is plugged with pin (2), is connected with pin pressing plate (4) at the top of the pin (2), the pin pressure
It is connected with above plate (4) key pressing plate (14), reset key (15) and test is connected at the top of the key pressing plate (14)
One side of key (16), the key pressing plate (14) and pin pressing plate (4) is connected with tripping (12), key pressing plate (14)
It is clamped between pin pressing plate (4) circuit board (11), relay has been electrically connected on the bottom surface of the circuit board (11)
Bulky capacitor (10), step-down capacitor (13), mutual inductor (9) and relay (8), the top surface of the bottom case (1) is far from the one of pin (2)
End is embedded with socket (6), and the fixing end of the socket (6) and circuit board (11) are electrically connected.
2. a kind of earth leakage protective device with socket according to claim 1, which is characterized in that the relay (8)
Outside is provided with the relay reinforced sheet (7) of U-shaped structure, and the relay reinforced sheet (7) is inlaid on the top surface of bottom case (1),
The open side of relay reinforced sheet (7) is detachably connected with reinforcement lid, reinforces being connected with drag hook (5) in lid, the drag hook (5)
One end pass through tripping (12) and be located at relay (8) inside.
3. a kind of earth leakage protective device with socket according to claim 1, which is characterized in that the top of the face-piece (17)
Through-hole there are two opening up on face, the reset key (15) and test key (16) are located in through-hole, and reset key
(15) and test key (16) top surface be located at face-piece (17) top surface top.
4. a kind of earth leakage protective device with socket according to claim 1, which is characterized in that the top of the face-piece (17)
Jack corresponding with socket (6) is offered on face.
5. a kind of earth leakage protective device with socket according to claim 1, which is characterized in that the bottom case (1) and face
Shell (17) is all made of insulating plastics material injection molding, and the top edge of the bottom case (1) is provided with caulking groove, the water proof ring
(3) it is inlaid in caulking groove with the bottom margin of face-piece (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820191687.5U CN209592518U (en) | 2018-02-05 | 2018-02-05 | A kind of earth leakage protective device with socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820191687.5U CN209592518U (en) | 2018-02-05 | 2018-02-05 | A kind of earth leakage protective device with socket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209592518U true CN209592518U (en) | 2019-11-05 |
Family
ID=68372061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820191687.5U Active CN209592518U (en) | 2018-02-05 | 2018-02-05 | A kind of earth leakage protective device with socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209592518U (en) |
-
2018
- 2018-02-05 CN CN201820191687.5U patent/CN209592518U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220831 Address after: 523000 Room 101, building 1, No. 13, Jinbei Road, Changping Town, Dongguan City, Guangdong Province Patentee after: DONGGUAN CITY TUOCHENG INDUSTRIES Co.,Ltd. Address before: Jinbei Road, Tutang Village, Changping Town, Dongguan City, Guangdong Province, 523570 Patentee before: DONGGUAN DARUN ELECTRIC APPLIANCE CO.,LTD. |