CN205960622U - Lightning protection is with intelligent backup protection ware - Google Patents
Lightning protection is with intelligent backup protection ware Download PDFInfo
- Publication number
- CN205960622U CN205960622U CN201620528133.0U CN201620528133U CN205960622U CN 205960622 U CN205960622 U CN 205960622U CN 201620528133 U CN201620528133 U CN 201620528133U CN 205960622 U CN205960622 U CN 205960622U
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- CN
- China
- Prior art keywords
- circuit
- latching relay
- magnetic latching
- chip microcomputer
- lightning protection
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- 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.)
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Abstract
The utility model discloses a lightning protection is with intelligent backup protection ware, including magnetic latching relay and controller, the controller include the singlechip and with electric current acquisition circuit, time -recorder circuit, signal output circuit and power supply circuit that the singlechip is connected, electric current acquisition circuit with magnetic latching relay's break -make return circuit is connected, signal output circuit with magnetic latching relay's coil is connected, still be connected with keying circuit on the singlechip. Through install the controller additional on magnetic latching relay, through measuring current in the circuit, can not break off when flowing past for the lightning current when judging, when judging for power current, it breaks off in the setting -up time to trigger magnetic latching relay, guarantees can not burn equipment because of there being the heavy current to flow past the lightning protection device.
Description
Technical field
This utility model relate to a kind of lightning protection intelligence back-up protection device, belongs to anti-thunder technical field.
Background technology
Lightning protection device when in use, due to deterioration or TOV overvoltage can moment lead to product burn, install
During require lightning protection device front end install back-up protection device, generally air switch or fuse, in actual applications, this after
Standby protector can neither bear the impact of high current, again can not quick disjunction in the case of certain power current, often result in
Broken in the case of having big lightning current, under power current, lead to the situation that lightning protection device burns to occur.
And magnetic latching relay is a kind of new type of relay growing up in recent years, it is also a kind of automatic switch.And its
His electromagnetic relay is the same, and circuit is played with turn on automatically and cutting action.Except that, magnetic latching relay normally closed or
Normally open is entirely to rely on the effect of permanent-magnet steel, and the conversion of its on off state is the pulse electrical signal triggering by one fixed width
And complete.
Although magnetic latching relay has all been applied in a lot of fields, in anti-thunder technical field, due to spy
Different performance and the difference of working method, existing magnetic latching relay cannot normally use.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of lightning protection intelligence back-up protection device, by protecting in magnetic
Hold and controller is installed additional on relay, by detecting electric current in the line, will not disconnect when being judged to that lightning current flows through, when
When being judged to power current, triggering magnetic latching relay disconnects it is ensured that will not be anti-because of there being high current to flow through in setting time
Thunder device and burning apparatus.
In order to solve above-mentioned technical problem, this utility model be employed technical scheme comprise that：
A kind of lightning protection intelligence back-up protection device, including magnetic latching relay and controller, described controller includes monolithic
Machine and the current collection circuit, timer circuit, signal output apparatus and the power circuit that are connected with described single-chip microcomputer, described electric current
Acquisition Circuit is connected with the break-make loop of described magnetic latching relay, described signal output apparatus and described magnetic latching relay
Coil be connected, described single-chip microcomputer is also associated with key circuit.
A kind of aforesaid lightning protection with intelligent back-up protection device it is characterised in that：It is also associated with voltage on described single-chip microcomputer to adopt
Collector, is connected by on-off circuit between described voltage collection circuit and the break-make loop of described magnetic latching relay, institute
State and counter circuit is also associated with single-chip microcomputer.
A kind of aforesaid lightning protection with intelligent back-up protection device it is characterised in that：The coil of described magnetic latching relay is also logical
Cross hand control switch to be connected with described single-chip microcomputer, described single-chip microcomputer is also associated with indicator light circuit.
A kind of aforesaid lightning protection with intelligent back-up protection device it is characterised in that：Electricity of reporting to the police is also associated with described single-chip microcomputer
Road and LCDs.
A kind of aforesaid lightning protection with intelligent back-up protection device it is characterised in that：Described single-chip microcomputer passes through radio communication circuit
It is connected with PC.
A kind of aforesaid lightning protection with intelligent back-up protection device it is characterised in that：The contact of described magnetic latching relay is copper
Tungsten alloy material, and two relative surfaces be can be bonded to each other inclined plane.
A kind of aforesaid lightning protection with intelligent back-up protection device it is characterised in that：The armature of described magnetic latching relay turn
Axle is arranged far from one end of described contact.
The beneficial effects of the utility model are：
1st, pass through controller is installed additional on magnetic latching relay, by detecting electric current in the line, when being judged to lightning current
Will not disconnect when flowing through, when being judged to power current, triggering magnetic latching relay disconnects it is ensured that not in setting time
Can be because having high current to flow through lightning protection device and burning apparatus；
2nd, pass through detection voltage in the line, when the voltage detecting exceedes setting value, and when reaching certain duration, touch
Send out magnetic latching relay to disconnect in setting time, when detect voltage return to setting value once when, continue from new triggering magnetic holding
Electrical equipment closes it is ensured that lightning protection device will not be made and burning apparatus because of big voltage；
3rd, pass through the contact of magnetic latching relay using tungsten-copper alloy it is ensured that when there being lightning current to pass through, contact is not yet
Can burn out, and using relative inclined design it is ensured that can sufficiently contact in face between two contacts, it is to avoid lead because of a contact
Cause electric current at contact excessive and burn out；
4th, by the rotating shaft of magnetic latching relay being arranged far from one end of described contact, in the wink of switching coil electric current
Between just can by lever principle rapidly by two contacts separately it is ensured that not resulting in the damage of lightning protection device.
Brief description
Fig. 1 is a kind of structural representation of the magnetic latching relay of lightning protection of this utility model intelligence back-up protection device；
Fig. 2 is a kind of module connection diagram of the controller of lightning protection of this utility model intelligence back-up protection device.
Specific embodiment
Below in conjunction with Figure of description, this utility model is described further.
As depicted in figs. 1 and 2, a kind of lightning protection intelligence back-up protection device, including magnetic latching relay 1 and controller, institute
State controller include single-chip microcomputer and the current collection circuit being connected with described single-chip microcomputer, timer circuit, signal output apparatus and
Power circuit, described current collection circuit is connected with the break-make loop of described magnetic latching relay 1, described signal output apparatus
It is connected with the coil of described magnetic latching relay 1, described single-chip microcomputer is also associated with key circuit.
Can be with setting electric current reference value and overcurrent reference time, the current reference in the present embodiment by key circuit
It is worth for adjustable between 50mA-5A, the overcurrent reference time is 0.1s, need to be adjusted correspondingly also dependent on the time.Pass through
In the line detect electric current, but when the electric current in circuit be tens kilo-amperes or the dash current persistent period of kilo-ampere more than 100 little
It is judged to lightning current when 50ms, magnetic latching relay 1 will not disconnect when lightning current flows through, when the electricity collecting
Flow valuve exceedes the value of setting, and when judging that the time is more than 0.1s by timer circuit, is judged to power current, and triggering magnetic keeps
Relay disconnects it is ensured that will not be because of there being high current to flow through lightning protection device and burning apparatus in setting time.
It is also associated with voltage collection circuit, described voltage collection circuit and described magnetic latching relay 1 on described single-chip microcomputer
Break-make loop between be connected by on-off circuit, described single-chip microcomputer is also associated with counter circuit.
Can be with setting voltage reference value and overvoltage reference time, the Voltage Reference in the present embodiment by key circuit
It is worth for 255V-800V=, the overcurrent reference time is 50ms, need to be adjusted correspondingly also dependent on the time.By switch electricity
Road can choose whether to carry out voltage acquisition to circuit, and when the switch is closed, detection voltage in the line, when the voltage detecting
When exceeding setting value, and reaching more than 50ms, triggering magnetic latching relay disconnects in setting time, returns to when voltage is detected
Setting value once when, close it is ensured that lightning protection device will not be made and burning apparatus because of big voltage from new triggering magnetic latching relay.
And by enumerator, the number of times of overvoltage is recorded.
Described single-chip microcomputer is connected with PC by radio communication circuit, can be sent to the data that single-chip microcomputer collects
Long-range PC end, can also pass through this intelligent back-up protection device of PC end remotely control simultaneously.
Warning circuit and LCDs are also associated with described single-chip microcomputer, setting can be shown by LCDs
All kinds of parameters, when electric current or voltage exceed setting value, and when reaching the duration of setting, are reported to the police by warning circuit, to point out
Staff.
The coil of described magnetic latching relay 1 is connected with described single-chip microcomputer also by hand control switch, described monolithic
Indicator light circuit is also associated with machine.Manually controlling switch can disconnect or close magnetic latching relay, disconnect manually
When long-range or program can not be leaned on to make magnetic latching relay action, two display lamps, the closure of display product are set simultaneously
Or disconnect.When being easy to after mounting for protector, it is in off-position, improve safety when installation.
The contact 2 of described magnetic latching relay 1 is copper-tungsten material, and two relative surfaces are can be bonded to each other
Inclined plane it is ensured that when there being lightning current to pass through, contact also will not burn out, and using relative inclined design it is ensured that two contacts
Between being capable of sufficiently face contact, it is to avoid lead to electric current at contact excessive and burn out because contacting.
The rotating shaft 3 holding the armature 4 of relay 1 is arranged far from one end of described contact 2.Moment in switching coil electric current
Just rapidly two contacts can be separated it is ensured that not resulting in the damage of lightning protection device by lever principle.
This utility model additionally provides profit and requires a kind of guard method of lightning protection intelligence back-up protection device, walks including following
Suddenly：（1）Manually controlling switch disconnects magnetic latching relay, and this intelligent back-up protection device is correctly installed to lightning protection device
Front end, closes hand control switch after installation, makes magnetic latching relay in running order；（2）Set by key circuit
Determine reference current value；（3）By the current value in the break-make loop of collection magnetic latching relay, when the current value collecting exceedes
During setting value, during by timer, when the time that this current value exceedes setting value being more than the overcurrent reference time setting,
Judge this electric current as power current, send signal by signal output apparatus, control the coil blackout of magnetic latching relay, thus
Two contacts are made to separate, the break-make loop power-off of magnetic latching relay is it is achieved that protection to lightning protection device；Pass through electricity of reporting to the police simultaneously
Road provides alarm signal, to remind staff；（4）Work as step（3）The current value of middle collection is the high current of kilo-ampere level, but
When being the persistent period of this electric current to be less than setting value, then judge this electric current as thunder-strike current, magnetic latching relay continues normal work
Make.
Wherein, described step（2）In set reference current while it is also possible to set reference voltage, described step（3）
In gather magnetic latching relay break-make loop in current value while, by voltage collection circuit gather magnetic keep relay
Magnitude of voltage in the break-make loop of device, when the magnitude of voltage collecting exceedes the overvoltage reference time of setting, defeated by signal
Go out circuit sending signal, control the coil blackout of magnetic latching relay, when voltage drops to below setting value, by signal
Output circuit sends signal, controls the coil electricity of magnetic latching relay, makes magnetic latching relay continue normal work.
In the present embodiment, step（2）As 50mA-5A, the voltage reference value setting is as 255V- for the middle current reference value setting
800V, and the overcurrent reference time setting as 0.1s, the overvoltage reference time setting is as 50ms.
In sum, a kind of lightning protection that this utility model provides intelligent back-up protection device, a kind of lightning protection intelligence standby
Protector, by installing controller on magnetic latching relay additional, by detecting electric current in the line, when being judged to that lightning current flows through
When will not disconnect, when being judged to power current, triggering magnetic latching relay disconnects it is ensured that will not be because in setting time
For there being high current to flow through lightning protection device and burning apparatus.
Of the present utility model ultimate principle, principal character and advantage have been shown and described above.The technical staff of the industry
It should be appreciated that this utility model is not restricted to the described embodiments, the simply explanation described in above-described embodiment and description is originally
The principle of utility model, on the premise of without departing from this utility model spirit and scope, this utility model also has various change
And improvement, these changes and improvements both fall within the range of claimed this utility model.This utility model claims scope
By appending claims and its equivalent circle..
Claims (7)
1. a kind of lightning protection with intelligent back-up protection device it is characterised in that：Including magnetic latching relay（1）And controller, described control
Device processed includes single-chip microcomputer and the current collection circuit, timer circuit, signal output apparatus and the power supply that are connected with described single-chip microcomputer
Circuit, described current collection circuit and described magnetic latching relay（1）Break-make loop be connected, described signal output apparatus with
Described magnetic latching relay（1）Coil be connected, described single-chip microcomputer is also associated with key circuit.
2. a kind of lightning protection according to claim 1 with intelligent back-up protection device it is characterised in that：Also connect on described single-chip microcomputer
It is connected to voltage collection circuit, described voltage collection circuit and described magnetic latching relay（1）Break-make loop between by switch
Circuit is connected, and described single-chip microcomputer is also associated with counter circuit.
3. a kind of lightning protection according to claim 1 with intelligent back-up protection device it is characterised in that：Described magnetic latching relay
（1）Coil be connected with described single-chip microcomputer also by hand control switch, described single-chip microcomputer is also associated with indicator light circuit.
4. a kind of lightning protection according to any one in claim 1-3 with intelligent back-up protection device it is characterised in that：Described
Warning circuit and LCDs are also associated with single-chip microcomputer.
5. a kind of lightning protection according to claim 4 with intelligent back-up protection device it is characterised in that：Described single-chip microcomputer passes through no
Line telecommunication circuit is connected with PC.
6. a kind of lightning protection according to claim 5 with intelligent back-up protection device it is characterised in that：Described magnetic latching relay
（1）Contact（2）For copper-tungsten material, and two relative surfaces be can be bonded to each other inclined plane.
7. a kind of lightning protection according to claim 6 with intelligent back-up protection device it is characterised in that：Described magnetic latching relay
（1）Armature（4）Rotating shaft（3）It is arranged far from described contact（2）One end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620528133.0U CN205960622U (en) | 2016-06-02 | 2016-06-02 | Lightning protection is with intelligent backup protection ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620528133.0U CN205960622U (en) | 2016-06-02 | 2016-06-02 | Lightning protection is with intelligent backup protection ware |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205960622U true CN205960622U (en) | 2017-02-15 |
Family
ID=57967619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620528133.0U Expired - Fee Related CN205960622U (en) | 2016-06-02 | 2016-06-02 | Lightning protection is with intelligent backup protection ware |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205960622U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105914703A (en) * | 2016-06-02 | 2016-08-31 | 浙江雷拓电气有限公司 | Anti-thunder intelligent standby protector and protection method thereof |
-
2016
- 2016-06-02 CN CN201620528133.0U patent/CN205960622U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105914703A (en) * | 2016-06-02 | 2016-08-31 | 浙江雷拓电气有限公司 | Anti-thunder intelligent standby protector and protection method thereof |
| CN105914703B (en) * | 2016-06-02 | 2019-03-05 | 浙江雷拓电气有限公司 | A kind of lightning protection intelligent back-up protection device and its guard method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170215 Termination date: 20200602 |