CN208353314U - A kind of Sofe Switch characteristic type connecting circuit device - Google Patents
A kind of Sofe Switch characteristic type connecting circuit device Download PDFInfo
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- CN208353314U CN208353314U CN201820647397.7U CN201820647397U CN208353314U CN 208353314 U CN208353314 U CN 208353314U CN 201820647397 U CN201820647397 U CN 201820647397U CN 208353314 U CN208353314 U CN 208353314U
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- 230000001012 protector Effects 0.000 claims abstract description 10
- 230000008054 signal transmission Effects 0.000 claims abstract 2
- 230000005611 electricity Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 230000000875 corresponding effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000002708 enhancing effect Effects 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- 208000025274 Lightning injury Diseases 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Abstract
The utility model relates to a kind of ships, the Sofe Switch characteristic type connecting circuit device of vehicle power distribution, belong to electrical equipment.It is by trigger signal control system [1], main connector [2], start connector [3], thermal protector [5] composition, the input terminal of its main connector [2], the input terminal of output end and starting connector [3], output end is connected in parallel, then its input terminal to connect is connected to Power Supplying Equipment end, output end is connected to electrical equipment end, two signal ends of trigger signal control system [1] are connected to the control signal end of starting connector [3] and main connector [2], signal transmission control is carried out according to regular hour sequence, complete connector switch on-off.Thermal protector [5] detects the temperature change of main connector [2], when the temperature is excessively high, trigger signal control system [1] is caused to work, Power Supplying Equipment end and electrical equipment end are disconnected, the security reliability of device is improved.
Description
One, technical field
The present invention relates to a kind of ships, the Sofe Switch characteristic type connecting circuit device of vehicle power distribution, belong to electrical equipment.
Two, background technique
In the use environments such as ship, vehicle, the opening and closing problem of high-power electrical equipment is often related to.Most common method
It is to seal in a mechanical switch in circuit, by pushing the contact opening and closing of mechanical switch to complete the on-off of electrical equipment.When with
When the power of electric equipment is larger, or for non-resistance load when, circuit connect moment caused by impact often causes to switch
Pitting of contact causes to use line fault.A kind of improved method is in alternating current circuit using silicon-controlled equal solid-state circuits skill
Art connects circuit in the zero crossings of ac power waveform, realizes that the software feature of electrical equipment connects using the means of zero cross fired
Enter, circuit is avoided to impact, Chen Jia newly waits a kind of silicon control zero-cross trigger circuit on " modern electronic technology " the 7th phase in 2000
Design, Zhang Xingjie on " electronic science and technology " the 5th phase in 2017 zero-crossing power adjustment speed regulation light modulation in bidirectional triode thyristor method
Application this is introduced；Though this method can be completed reliably to connect, it is also able to achieve far distance control, solid-state circuit is being led
Switch pressure drop during logical is larger, and the fever energy consumption of itself is obvious, which limits it some occasions application, while it is this
There are also certain leakage currents during shutdown for solid-state circuit, when for needing to have certain contact with human body in mobile device,
This leakage current will lead to the generation of safety accident.
Three, utility model content
In order to overcome shortcoming present in current connection circuit, the present invention provides a kind of Sofe Switch characteristic types to connect
Line circuit device.The Sofe Switch characteristic type connecting circuit device be by: trigger signal control system [1], opens main connector [2]
Movement connector [3], touch control unit [4], thermal protector [5], power supply module [6] etc. are formed.
Solution used in new technology, structure: the invention is realized in this way, a Power Supplying Equipment device with
Sofe Switch characteristic type connecting circuit device is connected between electrical equipment device.The power supply of the Sofe Switch characteristic type connecting circuit device
Component [6] is connected with Power Supplying Equipment device [8], is converted into Sofe Switch characteristic type connecting circuit device sheet after obtaining electric energy
Low-voltage DC needed for body work, main connector [2] can be made of mechanical contact-type relay, and input terminal is connected to power supply confession
It is held to apparatus [8], output end is connected to electrical equipment device [9] end, and the input, output end of starting connector [3] is corresponding
It being connected in parallel on the input, output end of main connector [2], touch control unit [4] is connected with trigger signal control system [1],
Switch starting triggering is provided；Trigger signal control system [1] is made of singlechip chip for core, and the output of one signal is connected to
In the control signal end of main connector [2], the output of another signal is connected to the control signal end of starting connector [3], provides each
The opening and closing of a connector controls；Thermal protector [5] connects with an input terminal of trigger signal control system [1], position dress
On main connector [2], the temperature of main connector is detected, generates corresponding control signal；It is internal by relay to start connector [3]
Composition is connected in series in device [10], resistor [11] and inductor [12].
Generated good result after solution of employing new technology: in Power Supplying Equipment device and electrical equipment device
Between connect Sofe Switch characteristic type connecting circuit device, when touch control unit [4] receives open signal, trigger signal control system
[1] corresponding actions are generated, are output to starting connector [3] all the way, starts relay conducting in connector, sets power supply
Relay [10], resistor [11] and inductor [12] same electricity consumption that standby device [8] pass through starting connector internal series-connection connection
Apparatus [9] constitutes access, and electrical equipment device load obtains the starting electric energy through certain current limliting, in a starting time delay
Afterwards, the another output of trigger signal control system [1] is to main connector [2], and main connector contact is connected, power supply
Apparatus [8] and electrical equipment device [9] are linked to be access, and electrical equipment device load obtains normal electric energy supply, thus
Shock effect caused by Current Voltage drastic change in start-up course is reduced, reduces and uses electric fault；Thermal protector [5] detects main company
The temperature change of device [2] is connect, when the temperature is excessively high, trigger signal control system [1] is caused to work, cutting is led respectively for two-way output
Connector [2], starting connector [3], Power Supplying Equipment device and electrical equipment device are disconnected, can be further improved electricity
The security reliability of road device.
Four, Detailed description of the invention
Fig. 1 show Sofe Switch characteristic type connecting circuit device functional structure chart
Fig. 2 show starting connector internal functional architecture figure
Fig. 3 show Sofe Switch characteristic type connecting circuit device signal timing diagram
Fig. 4 show Sofe Switch characteristic type connecting circuit device electrical schematic diagram
Fig. 5 show Sofe Switch characteristic type connecting circuit device enhancing functional structure chart
Fig. 6 show Sofe Switch characteristic type connecting circuit device enhancing function electrical schematic diagram
In Fig. 1:
1, trigger signal control system 2, main connector 3, starting connector 4, touch control unit 5, thermal protector 6, electricity
Source component 8, Power Supplying Equipment device 9, electrical equipment device
In Fig. 2:
10, relay 11, resistor 12, inductor
In Fig. 5:
1, trigger signal control system 2, main connector 3, starting connector 4, touch control unit 5, thermal protector 6, electricity
Source component 7, over-current protecting unit 8, Power Supplying Equipment device 9, electrical equipment device 13, from connector
Five, specific embodiment
In Fig. 1, Fig. 2, Fig. 3, Fig. 4, Sofe Switch characteristic type connecting circuit device arranges that on a printed circuit, power supply supplies
It is single-phase 220V alternating current to apparatus [8], electrical equipment device [9] is a ship battery charger, power 3.5KW.
The zero line L that Power Supplying Equipment device is drawn is linked into the defeated of main connector KT1 by the current limiting switch FU of one 20 peace times
Enter end, KT1 output end connects with electrical equipment device；Start the relay KT2 and resistor R1 and inductor L1 string of connector
Connection connection, then and is connected on main connector KT1；The zero line side N and electrical equipment device end pair of Power Supplying Equipment device
It should connect, the ground wire of each section is connected to the end PE according to functional requirement；Trigger signal control system is using IC1 integrated circuit as core
Composition, IC1 select AT89C51 chip, with the work of 8M dominant frequency, after connecing the touch control unit switch K1 closure in P1.2 pin,
IC1 system obtains a low potential trigger signal, this is the t0 moment shown in Fig. 3, and IC1 system starts timing, by about
The delay of 60ms reaches the t1 moment, and IC1 system enables P1.4 pin for low potential output, and comparator IC2a exports 12V high potential,
It is added to relay KT2 control signal end, input, the output end conducting of KT2 start connector line clear, electrical equipment device
It obtains electricity and enters starting state, for IC1 system after the delay of about 8ms, P1.3 pin becomes low potential output, and comparator IC2b is defeated
12V high potential out is added to KT1 control signal end, input, the output end conducting of KT1, main connector line clear, electrical equipment
Device enters normal operating conditions, this is the t2 moment, and passes through 50ms and be delayed, and reaches the t3 moment, starts connector because of P1.4
Current potential gets higher and turns off；Thermal protector is selected LM35, is placed in the gold of main connector KT1 by constituting based on temperature sensor V1
Belong on thermal component, when temperature-sensitive reaches 65 degrees Celsius, comparator IC3a output becomes low potential, and IC1 system is through P3.3 pin
It reads in, P1.3 pin is become high potential, comparator IC2b exports low potential, main connector KT1 shutdown, and electrical equipment device breaks
Electricity obtains safeguard protection；It can also be by disconnecting K1 switch according to need of work, instruction triggers whistle control system will with backward
The shutdown such as KT1, KT2；S1 is 12V DC power supply module, and the mature Switching Power Supply scheme such as TA05-T2S12 type can be selected, and S2 is
LM7805 can be selected in series regulator, and RV varistor, which is added, can prevent the accidents such as Line over-voltage, lightning stroke from occurring, choosing
With 10D471K type, voltage parameter 470V, power resistor R1 is protected to select 10W, 5.1 ohm, L1 is with 1.8mm enameled wire in diameter
It being put down on the ferrite bar of 11mm around 10 circles, KT1, KT2 select HF115F mechanical contact-type relay, and 16 amperes of rated current,
Comparator IC2, IC3 select LM324 integrated operational amplifier, and other elements in circuit meet custom requirements.
Fig. 5, Fig. 6 show a Sofe Switch characteristic type connecting circuit device enhancing functional structure, when electrical equipment device
When must be completely disengaged with Power Supplying Equipment device because of security needs, it is contemplated that be arranged on zero-power line from connector
[13], it is connected between Power Supplying Equipment device [8] and electrical equipment device [9] from connector, with shown in Fig. 6, galvanization
Other steps it is identical as above-mentioned Fig. 4 structural circuit, just think switch K1 closure after, IC1 system enable first P1.5 pin be low electricity
Position output, comparator IC2c export 12V high potential, and driving is open-minded from connector KT3, this is the t0 moment shown in Fig. 3, through prolonging
When about 60ms reach the t1 moment, IC1 system enable again P1.4 pin be low potential export, then according to Fig. 3 timing completion power on/off
Other steps of process.Over-current protecting unit [7] is made of connections such as triode V2, induced current coil L2, and V2 uses tri- pole 3DG6
Firewire, around 160 circle coils, was passed around toroidal core and constitutes inductance loop by pipe, L2 with the annular ferrite core of radial dimension 25mm
Road, when the firewire electric current measured on induced current coil L2 is more than 18 ampere-hours, induced current is amplified through triode V2, pushes comparator
IC3b exports pulse electrical signal, which is connected to the P3.2 pin of IC1, and triggered whistle control system is read in, and forces handle
Main connector, starting connector are turned off from connector, guarantee electrical equipment safety.Select HF115F mechanical from connector KT3
Contact relay.
The device can also be used for the occasion that vehicle needs high-power electrical to connect.
Claims (5)
1. a kind of Sofe Switch characteristic type connecting circuit device, it is connected by trigger signal control system (1), main connector (2), starting
It connects device (3), thermal protector (5) composition, it is characterised in that: the input, output end of described main connector (2) and starting connection
The input, output end of device (3) is connected in parallel, and then its input terminal to connect is connected to Power Supplying Equipment end, and output end is connected to
Electrical equipment end, two signal ends of trigger signal control system (1) are connected to starting connector (3) and main connector
(2) control signal end carries out signal transmission control according to regular hour sequence, completes connector switch on-off.
2. Sofe Switch characteristic type connecting circuit device according to claim 1, it is characterised in that: described main connector
(2) thermal protector (5) are housed on.
3. Sofe Switch characteristic type connecting circuit device according to claim 1, it is characterised in that: described trigger signal control
What system (1) processed was made of single chip circuit.
4. Sofe Switch characteristic type connecting circuit device according to claim 1, it is characterised in that: described starting connector
(3) equipped with relay (10), resistor (11) and the inductor (12) being connected in series on.
5. Sofe Switch characteristic type connecting circuit device according to claim 1, it is characterised in that: described main connector
(2) it is made of mechanical contact-type relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820647397.7U CN208353314U (en) | 2018-04-26 | 2018-04-26 | A kind of Sofe Switch characteristic type connecting circuit device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820647397.7U CN208353314U (en) | 2018-04-26 | 2018-04-26 | A kind of Sofe Switch characteristic type connecting circuit device |
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| Publication Number | Publication Date |
|---|---|
| CN208353314U true CN208353314U (en) | 2019-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820647397.7U Expired - Fee Related CN208353314U (en) | 2018-04-26 | 2018-04-26 | A kind of Sofe Switch characteristic type connecting circuit device |
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| CN (1) | CN208353314U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110417386A (en) * | 2018-04-26 | 2019-11-05 | 浙江海洋大学 | A kind of wiring circuit device with soft switching characteristics |
-
2018
- 2018-04-26 CN CN201820647397.7U patent/CN208353314U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110417386A (en) * | 2018-04-26 | 2019-11-05 | 浙江海洋大学 | A kind of wiring circuit device with soft switching characteristics |
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| CF01 | Termination of patent right due to non-payment of annual fee |