CN104362583B - Burst current detection switch - Google Patents
Burst current detection switch Download PDFInfo
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- CN104362583B CN104362583B CN201410644165.2A CN201410644165A CN104362583B CN 104362583 B CN104362583 B CN 104362583B CN 201410644165 A CN201410644165 A CN 201410644165A CN 104362583 B CN104362583 B CN 104362583B
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- mould group
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- power source
- output port
- surging
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Abstract
A kind of burst current detection switch includes: one includes pedestal, an electric energy detection mould group, surging detection mould group and a center control mould group for an output port of power source.The electric energy detection mould group can detect the electric current of the output port of power source and obtain a detection electric current.Surging detection mould group includes one being stored with a comparing unit for comparing threshold values, and threshold values is relatively and one comparison result of output with this compared with for the detected value which is converted into the detection electric current.Center control mould group receives the comparison result of surging detection mould group, and the switch state of the output port of power source is controlled according to the comparison result.Cooperate by said elements, make the present invention that there is surging detection function, and output port of power source power-off can be controlled when detecting surging, and then safety in utilization can be improved.
Description
Technical field
The present invention relates to a kind of switch, especially a kind of burst current detection switch with surging detection function.
Background technique
Universal with sci-tech product with the improvement of living standards, electric appliance used in people is more and more, such as television set,
The household electrical appliance such as air conditioner, refrigerator, washing machine, micro-wave oven, electromagnetic oven, dehumidifier, electric heater are more and more common.Known general electricity
Device can generate high current in the moment that is powered, also as surging.In general, surging is harmful to power line and power supply unit,
It is easy to cause damage and the aging circuit of power supply unit, so to try to avoid as far as possible or reduce.And many switches or slotting
Seat is often used relay as electric switch, and this surging is especially apparent the injury of relay.
However, switch or socket at present on the market is not all directed to the function that surging is detected actively, it can not detection
Whether electrical equipment has excessive surging to generate, this will bring hidden danger to indoor Electrical Safety.On the other hand, if special installation
One surge protection means, it is not only with high costs, it is also difficult to search out suitable installation site.Therefore, how to improve existing
Switch or socket, to prevent damage caused by surging, an actually important topic.
Summary of the invention
Therefore, the purpose of the present invention is providing one kind with surging detection function, the surging of safety in utilization can be improved
Current detection switch.
Burst current detection switch of the present invention includes: one includes pedestal, an electric energy detection mould for an output port of power source
Group, surging detection mould group and a center control mould group.The electric energy detection mould group is set to the pedestal, and it is defeated to can detect the power supply
The electric current of exit port and obtain a detection electric current, and be converted into corresponding voltage signal.Surging detection mould group is set to the base
Seat is simultaneously electrically connected the electric energy detection mould group, and it includes that a voltage amplification output unit and an electrical connection are somebody's turn to do which, which detects mould group,
Voltage amplification output unit and a comparing unit for comparing threshold values is stored, which turns the detection electric current
The voltage signal amplification that changes into and export a detected value, by the detected value, threshold values compared with this relatively and exports the comparing unit
One comparison result.Center control mould group is set to the pedestal, and is electrically connected the electric energy detection mould group and surging detection mould group,
Center control mould group receives the comparison result of surging detection mould group, and controls the power output end according to the comparison result
The switch state of mouth.
Effect of the invention: by the electric energy detection mould group and surging detection mould group cooperation, having surging detection function,
And control mould group in the center can control the switch state of the output port of power source according to detection comparison result, can detect surging
When control output port of power source power-off, and then safety in utilization can be improved.
Detailed description of the invention
It, below will be to required in embodiment or description of the prior art in order to illustrate more clearly of technical solution of the present invention
The attached drawing used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, right
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Its attached drawing.
Fig. 1 is the front perspective view of an embodiment of burst current detection switch of the present invention；
Fig. 2 is a rear perspective view of the embodiment；
Fig. 3 is the functional block diagram of the subelement of the embodiment；And
Fig. 4 is the circuit design schematic diagram of the embodiment.
In figure: 12- power input port, 13- output port of power source, 2- power management modules, 3- electric energy detection mould group,
31- voltage-sensor, 32- current sensor, 33- detect chip, and 4- surging detects mould group, 41- comparing unit, and 42- voltage is put
Big output unit, the center 5- control mould group, 6- switch control mould group, 7- wireless telecommunications mould group, 8- key mould group, 81- key, 9-
Monitoring device.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art without creative labor it is obtained it is all its
His embodiment, shall fall within the protection scope of the present invention.
Refering to fig. 1-4, an embodiment of burst current detection switch of the present invention includes: a pedestal 1, a power management modules
2, an electric energy detection mould group 3, surging detection mould group 4, one center control mould group 5, a switch control mould group 6, a wireless telecommunications
Mould group 7 and a key mould group 8.
The pedestal 1 is hollow housing structure, and the pedestal 1 includes one forward and for the preceding table of the key mould group 8 setting
Face 11, and a power input port 12 and an output port of power source 13 positioned at rear side.The power input port 12 can receive
From externally input power supply, and the output port of power source 13 is sent to, to provide power to a load out not shown.
The power management modules 2 are set to inside the pedestal 1, and are electrically connected the power input port 12 and center control
Molding group 5.When being AC power source from externally input power supply, which can be converted into the AC power source directly
Galvanic electricity source, and the DC power supply is provided and controls that mould group 5, this opens to the electric energy detection mould group 3, surging detection mould group 4, the center
It closes control mould group 6 and the wireless telecommunications mould group 7 uses.
The electric energy detection mould group 3 is set to inside the pedestal 1, and including one for detecting the electricity of the output port of power source 13
The electric current two that the voltage-sensor 31, one of pressure is used to detect the output port of power source 13 obtains the current sensor of a detection electric current
32 and one electrical connection the voltage-sensor 31 and the current sensor 32 detection chip 33.The voltage-sensor 31 with should
Current sensor 32 is all serially connected in the connecting wire of the power input port 12 and the output port of power source 13, and respectively will inspection
The voltage data and current data measured is transmitted to the detection chip 33.The detection chip 33 according to the voltage-sensor 31 with
The energy data of the output port of power source 13 is calculated in the testing result of the current sensor 32, and the energy data is transmitted
Mould group 5 is controlled to the center.Energy data described in the present embodiment is mainly to obtain according to voltage-sensor 31, current sensor 32
The parameters such as electric energy, electrical power that the information taken is calculated.
Surging detection mould group 4 is set to 1 inside of pedestal and is electrically connected the current sensor 32.The surging detects mould group
4 include the voltage amplification output unit 42 of a comparing unit 41 and the electrical connection comparing unit 41 and the current sensor 32.
Since the detection electric current that the current sensor 32 can first will test is converted into corresponding voltage signal, the voltage amplification is defeated
The voltage signal that unit 42 is again converted into the detection electric current out carries out a certain proportion of amplification, and exports an amplified inspection
Measured value is supplied to the comparing unit 41.It is compared, can obtain by being exported again after the voltage amplification output unit 42 amplification signal
To more accurate comparison result.
The comparing unit 41 default one compares threshold values, and the detected value of the voltage amplification output unit 42 output is pre- with this
If comparison threshold values be compared, if the detected value be greater than the threshold values, the 41 output HIGH voltage level (level) of comparing unit
Value；If the detected value is less than the threshold values, low voltage level value can be exported.41 output end of comparing unit is electrically connected in this
One comparison result (that is, aforementioned high voltage level value or low voltage level value), can be sent to the center by centre control mould group 5
Control mould group 5.
It is a microcontroller (MCU) that the center, which controls mould group 5, is set to inside the pedestal 1, and is electrically connected electric energy inspection
It surveys mould group 3 and the surging detects mould group 4.The comparison result of the center control reception surging detection mould group 4 of mould group 5, and according to
The switch state of the output port of power source 13 is controlled according to the comparison result and through the switch control mould group 6.The switch shape
State refers to that controlling the output port of power source 13 is powered or powers off, to control whether the output port of power source 13 provides power to this
Load.
The switch control mould group 6 of the present embodiment is a relay.The switch control mould group 6 is electrically connected the output port of power source
13 control mould group 5 with the center, and can be controlled the control of mould group 5 by the center and be acted with executing corresponding circuit switch.
The wireless telecommunications mould group 7 is electrically connected the center and controls mould group 5, and can be by the testing result of the electric energy detection mould group 3
It is transferred out with the comparison result of surging detection mould group 4 with wireless communication mode.Specifically, the wireless telecommunications mould group 7
It is to be communicated using radio frequency (RF), can be connect with 9 wireless signal of a monitoring device, therefore the wireless telecommunications mould group 7 can send out this
Bright every testing result sends the monitoring device 9 to.The monitoring device 9 such as mobile phone or computer, user can pass through the monitoring
Device 9 monitors the information such as voltage, electric current, electric energy, the electrical power of the of the invention switch at any time, and monitoring surging testing result with
Switch state.
The key mould group 8 includes at least one from the front surface 11 of the pedestal 1 towards key 81 outstanding, the key mould group 8
It can be pressed or be controlled using induction mode the switch state of the output port of power source 13, can also be controlled by the key mould group 8
The opening and closing for making the wireless telecommunications mould group 7 can carry out wireless signal biography with the monitoring device 9 after opening the wireless telecommunications mould group 7
It send.In addition, several LED light (not shown) also can be set in the present invention, can be used for showing present invention detecting surging as a result, for example
Red light can be shown when detecting surging, do not shone then under general state.In addition, LED light can also be in the wireless telecommunications mould
Group 7 open wireless communication function when shine, using as instruction function.
The present invention is powered in use, the power input port 12 and the output port of power source 13 can pass through the switch control mould
6 conducting of group, is supplied to load to use power supply.The sustainable electricity for detecting the output port of power source 13 of the electric energy detection mould group 3
It flows and obtains the detection electric current and be converted into voltage signal, voltage signal is amplified in turn and export this by surging detection mould group 4
Detected value, then threshold values is compared compared with this by the detected value.The setting of the comparison threshold values, actually with the present invention, this is opened
Depending on the surging size that pass can bear.When the detected value is greater than or equal to the comparison threshold values, surging generation is indicated, in this
Centre control mould group 5 just controls 6 open circuit of switch control mould group, makes the power supply exit port 13 and the separated connection relationship of circuit and breaks
Electricity so can also stop power supply to the load, thus can avoid excessive burst current cause the switch control mould group 6, other
The injury of element and the load.
When the detected value is less than the comparison threshold values, indicate that operating current is normal, and generate without excessive surging, the center
It controls mould group 5 and controls the switch control mould group 6 conducting, the output port of power source 13 is made to be powered, it is negative persistently to provide power to this
It carries.It is described that the output port of power source 13 is made to be powered, the present invention is primarily referred to as in unlatching and after energization use, if detecting the detection
When value is less than the comparison threshold values, then it can continue normal power supply, be not required to carry out any switch control at this time, make the power output end
Mouth 13 continues to energized state, and energy continued power gives the load.For example, the detectable surging size of the present invention
Threshold values can be any value in 10 amperes (A) ~ 500 amperes.
The present invention switch can be combined with elongation line socket, also be can be set to be used as on building wall surface and be opened
It closes and uses, to reach protective switch and load by the function of surging detecting function of the invention and automatic control switch opening and closing
Effect.
In conclusion cooperating by the electric energy detection mould group 3 and surging detection mould group 4, there is surging detection function, and
Control mould group 5 in the center can then control the switch state of the output port of power source 13 according to detection comparison result.By the present invention this
Intelligent switch of the kind with surging detection function is for not only can protect switch, user can also being allowed to know in electrical equipment control
The power quality of road institute electrical appliance, and out-put supply can be actively closed when detecting harmful surging, so that it is guaranteed that electricity consumption
Safety.And further, which can be wireless at any time by every electricity consumption information of the invention and testing result
It sends user to, enables users to grasp switch state at any time with electric appliance situation in family, it can be achieved that the convenience of remote monitoring, excellent
The high-quality of matter is lived.
Only as described above, only the embodiment of the present invention, when that cannot be limited the scope of implementation of the present invention with this, i.e.,
Generally according to simple equivalent changes and modifications made by scope of the present invention patent and patent specification content, all still belong to this hair
In the range of bright patent covers.
Claims (4)
1. a kind of burst current detection switch, includes:
One pedestal, including an output port of power source (13)；
One electric energy detection mould group (3), is set to the pedestal, can detect the electric current of the output port of power source (13) and obtains a detection
Electric current is simultaneously converted into corresponding voltage signal, which includes one for detecting the output port of power source (13)
Voltage voltage-sensor (31), one for detect the output port of power source electric current current sensor (32), Yi Jiyi
It is electrically connected the detection chip (33) of the voltage-sensor Yu the current sensor, the detection chip is according to the voltage-sensor (31)
It is calculated the energy data of the output port of power source (13) with the testing result of the current sensor (32), and by the electric energy number
Mould group (5) are controlled according to center is sent to；
One surging detects mould group (4), is set to the pedestal and is electrically connected the electric energy detection mould group (3), which detects mould group (4)
It is electrically connected the voltage amplification output unit (42) including a voltage amplification output unit (42) and one and stores one and compare valve
The comparing unit (41) of value, the detection electric current that current sensor (32) can first will test are converted into corresponding voltage news
Number, the voltage signal which is again converted into the detection electric current carries out a certain proportion of amplification,
And export an amplified detected value and be supplied to the comparing unit (41), the comparing unit (41) valve compared with this by the detected value
It is worth relatively and exports a comparison result；And
One center control mould group (5), is set to the pedestal, and is electrically connected the electric energy detection mould group (3) and surging detection mould group
(4), center control mould group (5) receives the comparison result of surging detection mould group (4), and should according to comparison result control
The switch state of output port of power source (13),
It also is electrically connected the output port of power source (13) and center control mould group (5) comprising one, and mould group can be controlled by the center
(5) it controls to execute the switch control mould group (6) of corresponding actions,
When the detected value is greater than or equal to the comparison threshold values, center control mould group controls the switch control mould group open circuit, makes
The output port of power source (13) power-off；
When the detected value is less than the comparison threshold values, center control mould group (5) controls the switch control mould group (6) conducting, makes
The output port of power source (13) is powered.
2. burst current detection switch as described in claim 1, which is characterized in that the switch control mould group (6) is a relay
Device.
3. burst current detection switch as described in claim 1, which is characterized in that can also be by externally input exchange comprising one
Power supply is converted into DC power supply, and provides the DC power supply to the electric energy detection mould group (3), surging detection mould group (4) and be somebody's turn to do
The power management modules (2) that center control mould group (5) uses.
4. burst current detection switch as described in claim 1, which is characterized in that be also electrically connected the center comprising one and control mould
Group (5), and the nothing that the testing result of the electric energy detection mould group (3) and the comparison result can be transferred out with wireless communication mode
Line communication module group (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410644165.2A CN104362583B (en) | 2014-11-14 | 2014-11-14 | Burst current detection switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410644165.2A CN104362583B (en) | 2014-11-14 | 2014-11-14 | Burst current detection switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104362583A CN104362583A (en) | 2015-02-18 |
| CN104362583B true CN104362583B (en) | 2019-03-26 |
Family
ID=52529821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410644165.2A Active CN104362583B (en) | 2014-11-14 | 2014-11-14 | Burst current detection switch |
Country Status (1)
| Country | Link |
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| CN (1) | CN104362583B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106450957A (en) * | 2016-10-31 | 2017-02-22 | 江苏省锡山中等专业学校 | Intelligent charging protection socket |
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|---|---|---|---|---|
| TW556382B (en) * | 2002-03-15 | 2003-10-01 | Prolific Technology Inc | Power protection |
| CN1458723A (en) * | 2002-05-13 | 2003-11-26 | 旺玖科技股份有限公司 | Power source protector |
| CN101499641A (en) * | 2008-01-28 | 2009-08-05 | 咸瑞科技股份有限公司 | Surging resistant high voltage protection circuit |
| CN203056281U (en) * | 2013-01-16 | 2013-07-10 | 厦门大洋通信有限公司 | Socket with multi-channel electric energy monitoring function |
| CN103579993A (en) * | 2012-07-26 | 2014-02-12 | 硕天科技股份有限公司 | Surge protection device |
| CN103592519A (en) * | 2012-08-17 | 2014-02-19 | 旺玖科技股份有限公司 | Surge detection device capable of detecting surge signal characteristics |
| CN204179634U (en) * | 2014-11-14 | 2015-02-25 | 厦门大洋通信有限公司 | Burst current sense switch |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101998726A (en) * | 2009-08-12 | 2011-03-30 | 有吉电子企业有限公司 | LED lamp driving circuit with surge protection function |
-
2014
- 2014-11-14 CN CN201410644165.2A patent/CN104362583B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW556382B (en) * | 2002-03-15 | 2003-10-01 | Prolific Technology Inc | Power protection |
| CN1458723A (en) * | 2002-05-13 | 2003-11-26 | 旺玖科技股份有限公司 | Power source protector |
| CN101499641A (en) * | 2008-01-28 | 2009-08-05 | 咸瑞科技股份有限公司 | Surging resistant high voltage protection circuit |
| CN103579993A (en) * | 2012-07-26 | 2014-02-12 | 硕天科技股份有限公司 | Surge protection device |
| CN103592519A (en) * | 2012-08-17 | 2014-02-19 | 旺玖科技股份有限公司 | Surge detection device capable of detecting surge signal characteristics |
| CN203056281U (en) * | 2013-01-16 | 2013-07-10 | 厦门大洋通信有限公司 | Socket with multi-channel electric energy monitoring function |
| CN204179634U (en) * | 2014-11-14 | 2015-02-25 | 厦门大洋通信有限公司 | Burst current sense switch |
Also Published As
| Publication number | Publication date |
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| CN104362583A (en) | 2015-02-18 |
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