CN107170646A - A kind of magnetic latching relay and its control circuit with leakage protection function - Google Patents
A kind of magnetic latching relay and its control circuit with leakage protection function Download PDFInfo
- Publication number
- CN107170646A CN107170646A CN201710549330.XA CN201710549330A CN107170646A CN 107170646 A CN107170646 A CN 107170646A CN 201710549330 A CN201710549330 A CN 201710549330A CN 107170646 A CN107170646 A CN 107170646A
- Authority
- CN
- China
- Prior art keywords
- magnetic latching
- relay
- latching relay
- mounting bracket
- protection function
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/02—Bases; Casings; Covers
- H01H50/021—Bases; Casings; Covers structurally combining a relay and an electronic component, e.g. varistor, RC circuit
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
- H01H47/002—Monitoring or fail-safe circuits
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/12—Ventilating; Cooling; Heating
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- General Physics & Mathematics (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
The present invention devises a kind of magnetic latching relay with leakage protection function; including relay mounting bracket, vertical hinged door, LED, radiator fan, electric power storage box, fire-alarm, earth leakage protective device, magnetic latching relay and mounting bracket; magnetic latching relay is fixedly mounted in side on the mounting bracket; electric power storage box is fixed with above the magnetic latching relay; earth leakage protective device is fixedly mounted in opposite side on the mounting bracket; the magnetic latching relay and earth leakage protective device are electrical connected, and fire-alarm is fixedly mounted in the mounting bracket top side；Present invention also offers a kind of control circuit of the magnetic latching relay with leakage protection function, including：The power circuit and control circuit of interconnection；Wherein holding line control circuit includes drive circuit, magnetic latching relay and electric leakage decision circuitry；The present invention makes magnetic latching relay possess leakage protection function by setting earth leakage protective device to be electrical connected with magnetic latching relay, prevents fire incident or circuit from paralysing.
Description
Technical field
The present invention relates to magnetic latching relay technical field, more particularly to a kind of magnetic with leakage protection function keep after
Electrical equipment and its control circuit.
Background technology
A kind of electronic control device of magnetic latching relay, play in circuit automatically adjust, safeguard protection, change-over circuit etc.
Effect, is widely used in the devices such as electric power protection, automation, motion, remote control, measurement and communication.Magnetic latching relay is usual
Closed including pedestal, yoke combination, magnetic steel component, movable spring group, quiet spring combines and promoted piece, the skeleton that coil winding is combined in yoke
On, when the sense of current in coil changes, the yoke in yoke combination will cause magnetic steel component to rotate, and be pushed away so as to promote
Moving plate so that movable contact is separated or closed with stationary contact.But existing magnetic latching relay does not possess leakage protection function still,
Accordingly, it would be desirable to earth leakage protective device and magnetic latching relay collective effect, the leakage protection of magnetic latching relay is completed, so as to allow magnetic
Guard relay has leakage protection effect.
The content of the invention
The technical problem of defect and presence for above-mentioned prior art, the present invention devises a kind of with leakage protection work(
The magnetic latching relay and its control circuit of energy, by setting earth leakage protective device to be electrical connected with magnetic latching relay, protect magnetic
Hold relay and possess leakage protection function, prevent electric leakage from causing fire incident or circuit to paralyse.
The technical solution adopted for the present invention to solve the technical problems is：A kind of magnetic with leakage protection function keep after
Electrical equipment, including relay mounting bracket, vertical hinged door, LED, radiator fan, electric power storage box, fire-alarm, earth leakage protective device, magnetic are protected
The side being fixedly installed in relay and mounting bracket, the magnetic latching relay mounting bracket on mounting bracket, the mounting bracket is held to consolidate
Dingan County fills the opposite side being fixed with above magnetic latching relay, the magnetic latching relay on electric power storage box, the mounting bracket
Earth leakage protective device is fixedly mounted, the magnetic latching relay and earth leakage protective device are electrical connected, the mounting bracket top side is consolidated
Dingan County fills fire-alarm, and mounted LED lamp on link and link is fixedly installed in the relay mounting bracket inner top, described
Radiator fan is fixedly mounted in side in relay mounting bracket；
Further, insulated plastic flitch is fixedly installed in the mounting bracket periphery；
Further, the relay mounting bracket surface scribbles anti-static coatings, the both side surface of the relay mounting bracket
Provided with heat emission hole；
Further, the radiator fan and LED are electrical connected with electric power storage box；
Present invention also offers a kind of control circuit of the magnetic latching relay with leakage protection function, including：It is connected with each other
Power circuit and control circuit；Wherein holding line control circuit includes drive circuit, magnetic latching relay and electric leakage decision circuitry；
The power circuit includes commutation diode D1, commutation diode D2, commutation diode D3, commutation diode D4, filtering
Electric capacity C1, filter capacitor C2, dropping resistor R1, dropping resistor R2 and voltage-regulator diode D5, voltage-regulator diode D6 produce power supply
Voltage VCC, VDD and VEE；
The drive circuit include transistor Q1, diode D8, diode D9, resistance R3, resistance R4, resistance R7, electric capacity C3,
Electric capacity C4, relay K1；
The magnetic latching relay is K2 magnetic latching relays.
Compared with prior art, the present invention has the advantages that：By setting fire-alarm, when relay is installed
When electrical equipment instrument or surrounding have fire generation in frame, fire-alarm is by smog alarm, so as to notify staff to locate in time
Electrical equipment accident is managed, fire damage is reduced, by setting earth leakage protective device to be electrical connected with magnetic latching relay, magnetic is kept relay
Device possesses leakage protection function, prevents electric leakage from causing fire incident or circuit to paralyse, can be to relay by setting LED
Electrical equipment instrument on mounting bracket is illuminated, by setting radiator fan and heat emission hole, can be to the electricity on relay mounting bracket
Device instrument persistently radiates, so as to prevent high temperature from electric elements are caused with irreversible damage.Therefore practicality is very high, it is adapted to push away extensively
Extensively.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the magnetic latching relay with leakage protection function of the present invention.
Fig. 2 is the control circuit module schematic diagram of the magnetic latching relay with leakage protection function of the present invention.
Fig. 3 be the present invention the magnetic latching relay with leakage protection function control circuit in power circuit principle
Figure.
Fig. 4 is the principle for controlling control circuit in circuit of the magnetic latching relay with leakage protection function of the present invention
Figure.
In figure：1st, fire-alarm；2nd, LED；3rd, electric power storage box；4th, magnetic latching relay；5th, mounting bracket；6th, ambroin
Plate；7th, earth leakage protective device；8th, relay mounting bracket；10th, radiator fan；11st, vertical hinged door, 12, heat emission hole.
Embodiment
The embodiment to the present invention elaborates below in conjunction with the accompanying drawings, the advantage that the present invention is furture elucidated and
Relative to the outstanding contributions of prior art, it is possible to understand that, following embodiments is only to the detailed of preferred embodiment of the present invention
Describe in detail bright, should not be construed as any limitation to technical solution of the present invention.
As shown in figure 1, a kind of magnetic latching relay with leakage protection function, including relay mounting bracket 8, vertical hinged door
11st, LED 2, radiator fan 10, electric power storage box 3, fire-alarm 1, earth leakage protective device 7, magnetic latching relay 4 and mounting bracket 5,
Magnetic latching relay 4 is fixedly mounted in the side being fixedly installed in the relay mounting bracket 8 on mounting bracket 5, the mounting bracket 5,
Earth leakage protective is fixedly mounted in the opposite side that the top of the magnetic latching relay 4 is fixed with electric power storage box 3, the mounting bracket 5
Device 7, the magnetic latching relay 4 and earth leakage protective device 7 are electrical connected, and fire report is fixedly mounted in the top side of mounting bracket 5
Mounted LED lamp 2 on link and link, the relay peace is fixedly installed in alert device 1, the inner top of relay mounting bracket 8
Shelve side in 8 and radiator fan 10 is fixedly mounted.
Wherein, insulated plastic flitch 6 is fixedly installed in the periphery of mounting bracket 5.
Wherein, the surface of relay mounting bracket 8 scribbles anti-static coatings, the both sides table of the relay mounting bracket 8
Face is provided with heat emission hole 12.
Wherein, the radiator fan 10 and LED 2 are electrical connected with electric power storage box 3.
As in Figure 2-4, present invention also offers a kind of control of magnetic latching relay with leakage protection function electricity
Road, including：The power circuit and control circuit of interconnection；Wherein hold line control circuit and keep relay including drive circuit, magnetic
Device and electric leakage decision circuitry；
The power circuit includes commutation diode D1, commutation diode D2, commutation diode D3, commutation diode D4, filtering
Electric capacity C1, filter capacitor C2, dropping resistor R1, dropping resistor R2 and voltage-regulator diode D5, voltage-regulator diode D6 produce power supply
Voltage VCC, VDD and VEE；
The drive circuit include transistor Q1, diode D8, diode D9, resistance R3, resistance R4, resistance R7, electric capacity C3,
Electric capacity C4, relay K1；
The magnetic latching relay is K2 magnetic latching relays.
It should be noted that the present invention is a kind of magnetic latching relay with leakage protection function, during work, by setting
Put fire-alarm, when electrical equipment instrument has fire generation in relay mounting bracket, fire-alarm by smog alarm so that
Notify staff to handle electrical equipment accident in time, reduce fire damage, by setting earth leakage protective device and magnetic latching relay electricity
Property be connected, magnetic latching relay is possessed leakage protection function, prevent that electric leakage from causing fire incident or circuit to paralyse, pass through and set
LED, can be illuminated to the electrical equipment instrument on relay mounting bracket, can be right by setting radiator fan and heat emission hole
Electrical equipment instrument on relay mounting bracket persistently radiates, so as to prevent high temperature from electric elements are caused with irreversible damage.Therefore it is real
It is very high with property, it is adapted to be widely popularized.
Claims (5)
1. a kind of magnetic latching relay with leakage protection function, it is characterised in that：Including relay mounting bracket, vertical hinged door,
LED, radiator fan, electric power storage box, fire-alarm, earth leakage protective device, magnetic latching relay and mounting bracket, the magnetic keep after
Magnetic latching relay is fixedly mounted in the side being fixedly installed in electric mounting frame on mounting bracket, the mounting bracket, and the magnetic is kept
Earth leakage protective device is fixedly mounted in the opposite side being fixed with above relay on electric power storage box, the mounting bracket, and the magnetic is kept
Relay and earth leakage protective device are electrical connected, and fire-alarm, the relay peace is fixedly mounted in the mounting bracket top side
Shelve inner top and side in mounted LED lamp on link and link, the relay mounting bracket is fixedly installed and is fixedly mounted and dissipate
Hot-air fan.
2. a kind of magnetic latching relay with leakage protection function according to claim 1, it is characterised in that：It is described to install
Insulated plastic flitch is fixedly installed in frame periphery.
3. a kind of magnetic latching relay with leakage protection function according to claim 1, it is characterised in that：The relay
Device mounting bracket surface scribbles anti-static coatings, and the both side surface of the relay mounting bracket is provided with heat emission hole.
4. a kind of magnetic latching relay with leakage protection function according to claim 1, it is characterised in that：The radiating
Fan and LED are electrical connected with electric power storage box.
5. a kind of control circuit of the magnetic latching relay with leakage protection function, including：The power circuit of interconnection and
Control circuit；Wherein holding line control circuit includes drive circuit, magnetic latching relay and electric leakage decision circuitry；
The power circuit includes commutation diode D1, commutation diode D2, commutation diode D3, commutation diode D4, filtering
Electric capacity C1, filter capacitor C2, dropping resistor R1, dropping resistor R2 and voltage-regulator diode D5, voltage-regulator diode D6 produce power supply
Voltage VCC, VDD and VEE；
The drive circuit include transistor Q1, diode D8, diode D9, resistance R3, resistance R4, resistance R7, electric capacity C3,
Electric capacity C4, relay K1；
The magnetic latching relay is K2 magnetic latching relays.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710549330.XA CN107170646A (en) | 2017-07-07 | 2017-07-07 | A kind of magnetic latching relay and its control circuit with leakage protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710549330.XA CN107170646A (en) | 2017-07-07 | 2017-07-07 | A kind of magnetic latching relay and its control circuit with leakage protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107170646A true CN107170646A (en) | 2017-09-15 |
Family
ID=59823000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710549330.XA Pending CN107170646A (en) | 2017-07-07 | 2017-07-07 | A kind of magnetic latching relay and its control circuit with leakage protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107170646A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103311884A (en) * | 2013-04-23 | 2013-09-18 | 上海良信电器股份有限公司 | Non-stick overvoltage and under-voltage protector with leakage protection function |
| CN203562667U (en) * | 2013-11-18 | 2014-04-23 | 青海盐湖工业股份有限公司 | Novel multifunctional movable type distribution box |
| CN204886135U (en) * | 2015-08-20 | 2015-12-16 | 浙江凯发电气股份有限公司 | From compound earth -leakage protector implementation of circuit |
| CN105186447A (en) * | 2015-08-20 | 2015-12-23 | 浙江凯发电气股份有限公司 | Automatic recovery electric leakage controller circuit |
| CN205846696U (en) * | 2016-03-10 | 2016-12-28 | 浙江豪顿电气有限公司 | Ammeter special purpose relay with creepage protection function |
| CN206893557U (en) * | 2017-07-01 | 2018-01-16 | 浙江安迅电气有限公司 | A kind of magnetic latching relay with leakage protection function |
-
2017
- 2017-07-07 CN CN201710549330.XA patent/CN107170646A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103311884A (en) * | 2013-04-23 | 2013-09-18 | 上海良信电器股份有限公司 | Non-stick overvoltage and under-voltage protector with leakage protection function |
| CN203562667U (en) * | 2013-11-18 | 2014-04-23 | 青海盐湖工业股份有限公司 | Novel multifunctional movable type distribution box |
| CN204886135U (en) * | 2015-08-20 | 2015-12-16 | 浙江凯发电气股份有限公司 | From compound earth -leakage protector implementation of circuit |
| CN105186447A (en) * | 2015-08-20 | 2015-12-23 | 浙江凯发电气股份有限公司 | Automatic recovery electric leakage controller circuit |
| CN205846696U (en) * | 2016-03-10 | 2016-12-28 | 浙江豪顿电气有限公司 | Ammeter special purpose relay with creepage protection function |
| CN206893557U (en) * | 2017-07-01 | 2018-01-16 | 浙江安迅电气有限公司 | A kind of magnetic latching relay with leakage protection function |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170915 |