CN207743106U - A kind of power network switch with switch protection function - Google Patents
A kind of power network switch with switch protection function Download PDFInfo
- Publication number
- CN207743106U CN207743106U CN201820061064.6U CN201820061064U CN207743106U CN 207743106 U CN207743106 U CN 207743106U CN 201820061064 U CN201820061064 U CN 201820061064U CN 207743106 U CN207743106 U CN 207743106U
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- China
- Prior art keywords
- switch
- main body
- protective device
- iron core
- switch main
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Abstract
The utility model discloses a kind of novel power network switches with switch protection function, including Switch main body and protective device, the back side of the Switch main body is provided with protective device, the protective device is mainly by spring, voltage transformer, control module, relay, coil, iron core, battery and pin are constituted, wherein core exterior surface winding multiturn coil forms electromagnet structure, one piece of partition board between the iron core one end face Switch main body shell and protective device shell of electromagnet structure, and in the position face Switch main body of iron core shifting disc axle center, a through-hole is opened up on partition board between the iron core and shifting disc, through hole is formed with columnar sliding channel, and pin is slidably connected in sliding channel.The utility model detects voltage automatically using protective device, ensures that user is staggered the electric voltage exception fluctuation phase, to avoid mechanical failure caused by frequent use is switched, while protecting electrical equipment.
Description
Technical field
The utility model is related to electric fields, and in particular to a kind of power network switch with switch protection function.
Background technology
The word explanation of switch is to open and close.It, which also refers to one, can make open circuit, make current interruptions or make
It flows to the electronic component of other circuits.It is most common switch be allow people operate electromechanical equipment, wherein there are one or several electricity
Sub- contact.The " closed " of contact indicates electronic contact conducting, and electric current is allowed to flow through；" open circuit " of switch indicates that electronic contact is not led
It is logical to form open circuit, do not allow electric current to flow through.
Switch is widely used in electric field, and traditional power network switch is simple in structure, only has simple automatic trip work(
Can, but cannot detect whether power grid is stablized, when voltage fluctuation in power grid, user can not discover, to frequently open and close
Switch, causes the shortening of switch life, while also exerting an adverse impact to electrical appliance.
Utility model content
To solve problem of the prior art, the utility model provides a kind of power network switch with switch protection function,
The utility model detects voltage automatically using protective device, ensures that user is staggered the electric voltage exception fluctuation phase, to avoid switch frequency
Mechanical failure caused by numerous use, while protecting electrical equipment.
In order to achieve the above objectives, the utility model adopts the following technical solution：
A kind of power network switch with switch protection function, including Switch main body, the back side of Switch main body are provided with protection
Device, and partition board is equipped between Switch main body and protective device, it is provided with shifting disc, the protective device on the Switch main body
Including iron core, relay and control module, the axle center of one end face shifting disc of iron core, one end of iron core is connected with by spring
Pin, is equipped with through-hole on partition board with the position of pin face, and through hole is integrally formed with columnar sliding channel, and pin energy
Enough to be slided in sliding channel, in the state that Switch main body disconnects, shifting disc position corresponding with sliding channel is equipped with pin
Slot, coil is wound on iron core, and the output end that coil connects relay forms output loop, the input terminal connection control of relay
The output end of molding block forms input circuit, and the input terminal of control module connects the voltage transformer being arranged on Switch main body,
Voltage transformer is connect with input power cord mutual inductance.
Further, battery, relay, control module and the electricity being made of iron core and coil are provided in protective device
Magnet arrangement passes through battery powered.
Further, the Switch main body is air switch.
Further, input power cord is connected in the connecting groove of Switch main body input terminal.
Further, the output end of the control module is electrically connected with indicator light, and protective device is fixedly mounted in indicator light
Outside.
Further, the indicator light is LED lamp bead.
Compared with prior art, the utility model has technique effect beneficial below：
This practicality carries out voltage detecting using voltage transformer, and detection signal is sent to control module；When control mould
When block detects voltage stabilization, that is, controls relay and output loop is connected, electromagnet structure generates suction and pin is protected
The state of contraction is held, and when control module detects voltage fluctuation, control relay so that output loop disconnects, and pin does not have
There is the magneticaction of electromagnet structure, is advanced under the action of the spring by compression, because voltage fluctuation is synchronous with curent change
, and curent change can cause air switch to be closed, therefore pin can be inserted into pin slot and be locked, while voltage is mutual
Sensor continues to detect voltage, as long as control module can just control pin withdrawal after voltage stabilization, so that user avoids
The fluctuation phase avoids switching damage caused by Frequent trip, ensures that user is staggered the electric voltage exception fluctuation phase, frequent to avoid switch
Mechanical failure caused by use, while protecting electrical equipment.
Further, by the way that indicator light is arranged, when the output end voltage exception of control module, indicator light flicker, that is,
Indicator light flicker is triggered when voltage ripple of power network, technical staff can also be according to specific actual requirement, can also be by flexibly setting
The triggering state and flicker frequency for setting indicator light component, to observe.
Description of the drawings
Fig. 1 is the structural schematic diagram that the power network switch with switch protection function is opened；
Fig. 2 is the structural schematic diagram that the power network switch with switch protection function is closed.
Wherein, 1, Switch main body；2, shifting disc；3, spring；4, connecting groove；5, voltage transformer；6, indicator light；7, it controls
Module；8, relay；9, coil；10, iron core；11, battery；12, protective device；13, pin；14, pin slot.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings：
Referring to Fig. 1 and Fig. 2, a kind of power network switch with switch protection function, including Switch main body 1 and protective device
12, the back side of the Switch main body 1 is provided with protective device 12, and the shell of Switch main body 1 and protective device 12 is one of the forming,
The protective device 12 is mainly by spring 3, voltage transformer 5, control module 7, relay 8, coil 9, iron core 10,11 and of battery
Pin 13 is constituted, and wherein winding multiturn coil 9 in 10 outer surface of iron core forms electromagnet structure, 10 one end of iron core of electromagnet structure
One piece of partition board between 12 shell of 1 shell of face Switch main body and protective device, and in the position face Switch main body 1 of iron core 10
The axle center of shifting disc 2 opens up a through-hole on the partition board between the iron core 10 and shifting disc 2, and through hole is formed with circle
The sliding channel of tubular, and pin 13 is slidably connected in sliding channel；The both ends of the sliding channel contact iron core one respectively
Spring 3 is arranged in the surface at end and shifting disc 2 wherein between one end of pin 13 and one end of iron core 10；And Switch main body 1 is disconnected
Under open state, the position corresponding with sliding channel of shifting disc 2 offers pin slot 14；The coil 9 of the electromagnet structure
The output end for connecting relay 8 forms output loop, and the output end of the input terminal link control module 7 of relay 8 forms input
Circuit；The input terminal of the control module 7 connects voltage transformer 5, and voltage transformer 5 is connect with input power cord mutual inductance, defeated
Enter power cord to be connected in the connecting groove 4 of 1 input terminal of Switch main body, to carry out voltage detecting, and detection signal is sent to control
Molding block 7, the battery 11 of the electromagnet structure, relay 8 and control module 7 as built in protective device 12 is powered, described
Switch main body 1 is air switch, the pin of the output end electrical connection LED lamp bead of the control module 7, LED lamp bead fixed installation
On the shell of protective device 12.
The utility model is described in detail with reference to embodiment：
A kind of power network switch with switch protection function, including Switch main body 1, shifting disc 2, spring 3, connecting groove 4, electricity
Press mutual inductor 5, LED lamp bead 6, control module 7, relay 8, coil 9, iron core 10, battery 11, protective device 12,13 and of pin
Pin slot 14, the back side of the Switch main body 1 are provided with protective device 12, and the shell of Switch main body 1 and protective device 12 is
Integrally formed, wherein Switch main body 1 is existing air switch, and theory structure is the same, and the utility model is opened for this
The change of pass is exactly that pin slot 14 is opened up at the surface of shifting disc 2 one, is used with mating protection device 12.
Protective device 12 is mainly by spring 3, voltage transformer 5, LED lamp bead 6, control module 7, relay 8, coil 9, iron
Core 10, battery 11 and pin 13 are constituted, and wherein winding multiturn coil 9 in 10 outer surface of iron core forms electromagnet structure, electromagnet knot
One piece of partition board between 10 one end face Switch main body of iron core, 1 shell and 12 shell of protective device of structure, and the position of iron core 10
The axle center of shifting disc 2 in face Switch main body 1 opens up a through-hole, through-hole on the partition board between the iron core 10 and shifting disc 2
Place is formed with columnar sliding channel, and pin 13 is slidably connected in sliding channel；The both ends of the sliding channel
Spring 3 is arranged in the surface for contacting iron core one end and shifting disc 2 respectively wherein between one end of pin 13 and one end of iron core, and
In the off state, the position corresponding with sliding channel of shifting disc 2 offers pin slot 14 to Switch main body 1, in order to control
13 insertion pin slot 14 of cotter nail limits its rotation；The output end that the coil 9 of the electromagnet structure connects relay 8 is formed
The output end of output loop, the input terminal link control module 7 of relay 8 forms input circuit, the output of the control module 7
The pin of end electrical connection LED lamp bead, LED lamp bead are fixedly mounted on the shell of protective device 12, and the input terminal of control module 7 connects
Voltage transformer 5, voltage transformer 5 are connect with input power cord mutual inductance, and input power cord is connected on connecing for 1 input terminal of Switch main body
In wire casing 4, to carry out voltage detecting, and detection signal is sent to control module 7；When control module detects voltage stabilization
When (voltage of the burning voltage of electric system, that is, electricity consumption node supply reaches relative equilibrium, i.e. stable state with consumption), that is, control
For relay 8 processed so that output loop conducting, electromagnet structure generates the state that suction so that pin 13 remains retracted, and works as control
(when deviation occurs for the mutually value of electric system voltage in a certain amount of time, deviation is negative more than node when module detects voltage fluctuation
The amplitude of lotus is unable to maintain that stable state, i.e. instability status, that is, so-called fluctuation), control relay 8 is so that export back
Road disconnects, the magneticaction of the not electromagnet structure of pin 13, is advanced under the action of the spring by compression, because of voltage fluctuation
It is synchronous with curent change, and curent change can cause air switch to be closed, therefore pin 13 can be inserted into pin slot 14
It is inside locked, while voltage transformer 5 continues to detect voltage (as long as having the circuit of electricity that can all have voltage), as long as when electricity
Control module can just control the withdrawal of pin 13 after pressure is stablized, so that user avoids the fluctuation phase, Frequent trip be avoided to cause
Switching damage.
The battery 11 of electromagnet structure, relay 8 and control module 7 as built in protective device 12 is powered, because of detection
Need electricity considerably less under state, battery can use for a long time ensures detection, while can replace battery and ensure that system is normal
Operation, this needs user to inspect periodically replacement.
Claims (6)
1. a kind of power network switch with switch protection function, which is characterized in that including Switch main body (1), Switch main body (1)
The back side is provided with protective device (12), and partition board, the Switch main body are equipped between Switch main body (1) and protective device (12)
(1) shifting disc (2) is provided on, the protective device (12) includes iron core (10), relay (8) and control module (7), iron core
(10) axle center of one end face shifting disc (2), one end of iron core (10) are connected with pin (13) by spring (3), on partition board
It is equipped with through-hole with the position of pin (13) face, through hole is integrally formed with columnar sliding channel, and pin (13) can
It is slided in sliding channel, in the state that Switch main body (1) disconnects, shifting disc (2) position corresponding with sliding channel is equipped with
Pin slot (14), coil (9) is wound on iron core (10), and the output end formation of coil (9) connection relay (8) exports back
The output end on road, the input terminal link control module (7) of relay (8) forms input circuit, and the input terminal of control module (7) connects
The voltage transformer (5) being arranged on Switch main body (1) is connect, voltage transformer (5) is connect with input power cord mutual inductance.
2. a kind of power network switch with switch protection function according to claim 1, which is characterized in that protective device
(12) battery (11), relay (8), control module (7) and the electromagnet being made of iron core (10) and coil (9) are provided in
Structure is powered by battery (11).
3. a kind of power network switch with switch protection function according to claim 1, which is characterized in that the switch is originally
Body (1) is air switch.
4. a kind of power network switch with switch protection function according to claim 1, which is characterized in that input power cord
It is connected in the connecting groove (4) of Switch main body (1) input terminal.
5. a kind of power network switch with switch protection function according to claim 1, which is characterized in that the control mould
The output end of block (7) is electrically connected with indicator light (6), and the outside of protective device (12) is fixedly mounted in indicator light (6).
6. a kind of power network switch with switch protection function according to claim 5, which is characterized in that the indicator light
(6) it is LED lamp bead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820061064.6U CN207743106U (en) | 2018-01-15 | 2018-01-15 | A kind of power network switch with switch protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820061064.6U CN207743106U (en) | 2018-01-15 | 2018-01-15 | A kind of power network switch with switch protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207743106U true CN207743106U (en) | 2018-08-17 |
Family
ID=63123135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820061064.6U Expired - Fee Related CN207743106U (en) | 2018-01-15 | 2018-01-15 | A kind of power network switch with switch protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207743106U (en) |
-
2018
- 2018-01-15 CN CN201820061064.6U patent/CN207743106U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180817 Termination date: 20200115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |