CN204179634U - Burst current sense switch - Google Patents
Burst current sense switch Download PDFInfo
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- CN204179634U CN204179634U CN201420680727.4U CN201420680727U CN204179634U CN 204179634 U CN204179634 U CN 204179634U CN 201420680727 U CN201420680727 U CN 201420680727U CN 204179634 U CN204179634 U CN 204179634U
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Abstract
A kind of burst current sense switch, comprises: a pedestal comprising an output port of power source, an electric energy detection module, a surging detect module and a center-control module.This electric energy detection module can detect the electric current of this output port of power source and obtain a detection electric current.This surging detects module and comprises one and store the comparing unit that compares threshold values, and the detected value that this detection current conversion becomes by this comparing unit compares threshold values relatively and export a comparative result with this.This center-control module receives this comparative result that this surging detects module, and controls the on off state of this output port of power source according to this comparative result.Above element coordinates, and makes the utility model have surging measuring ability, and can control this output port of power source power-off when detecting surging, and then can improve safety in utilization.
Description
Technical field
The utility model relates to a kind of switch, particularly a kind of burst current sense switch with surging measuring ability.
Background technology
Universal along with growth in the living standard and sci-tech product, people's electrical equipment used gets more and more, and the household electrical appliance such as such as television set, air conditioner, refrigerator, washing machine, microwave oven, electromagnetic oven, dehumidifier, electric heater are more and more general.Known general electrical equipment can produce big current instantaneously in energising, is also surging.In general, surging is harmful to power line and power supply unit, and it easily causes damage and the aging circuit of power supply unit, so will manage to avoid or reduce as far as possible.And many switches or socket often use relay as electric switch, this surging is especially obvious to the injury of relay.
But switch on the market or socket all do not have initiatively to carry out for surging the function that detects at present, and whether have excessive surging produce, this brings hidden danger by the Electrical Safety of indoor if cannot detect power consumption equipment.On the other hand, if special, a surge protection means is installed, not only with high costs, be also difficult to search out suitable installation site.Therefore, how improving existing switch or socket, the infringement caused to prevent surging, is an important topic in fact.
Utility model content
Therefore, the purpose of this utility model, is namely providing one to have surging measuring ability, can improve the burst current sense switch of safety in utilization.
The utility model burst current sense switch, comprises: a pedestal comprising an output port of power source, an electric energy detection module, a surging detect module and a center-control module.This electric energy detection module is arranged at this pedestal, can detect the electric current of this output port of power source and obtain a detection electric current, and converts corresponding voltage signal to.This surging detects module and is arranged at this pedestal and is electrically connected this electric energy detection module, this surging detects module and comprises a voltage amplification output unit, and one is electrically connected this voltage amplification output unit and stores the comparing unit that compares threshold values, this voltage signal that this detection current conversion becomes by this voltage amplification output unit amplifies and exports a detected value, and this detected value is compared threshold values relatively and export a comparative result by this comparing unit with this.This center-control module is arranged at this pedestal, and is electrically connected this electric energy detection module and this surging detection module, and this center-control module receives this comparative result that this surging detects module, and controls the on off state of this output port of power source according to this comparative result.
Effect of the present utility model: detect module by this electric energy detection module and this surging and coordinate, there is surging measuring ability, and this center-control module can control the on off state of this output port of power source according to detection comparison result, this output port of power source power-off can be controlled when detecting surging, and then can safety in utilization be improved.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical solution of the utility model, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the front perspective view of an embodiment of the utility model burst current sense switch;
Fig. 2 is a rear perspective view of this embodiment;
Fig. 3 is the functional block diagram of the subelement of this embodiment; And
Fig. 4 is the circuit design schematic diagram of this embodiment.
In figure: 12-power input port, 13-output port of power source, 2-power management modules, 3-electric energy detection module, 31-voltage-sensor, 32-current sensor, 33-detects wafer, and 4-surging detects module, 41-comparing unit, 42-voltage amplification output unit, 5-center-control module, 6-switch control rule module, 7-wireless telecommunications module, 8-button module, 81-button, 9-supervising device.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite of not making creative work, all belongs to the scope of the utility model protection.
Consult Fig. 1-4, one embodiment of the utility model burst current sense switch comprises: pedestal 1, power management modules 2, electric energy detection module 3, surging detects module 4, center-control module 5, switch control rule module 6, wireless telecommunications module 7, and a button module 8.
This pedestal 1 is hollow housing structure, and this pedestal 1 comprises a front surface 11 that also can arrange for this button module 8 forward, and be positioned at power input port 12 and an output port of power source 13 of rear side.This power input port 12 can be received from the power supply of outside input, and sends this output port of power source 13 to, to provide power supply to the unshowned load of a figure.
It is inner that this power management modules 2 is arranged at this pedestal 1, and be electrically connected this power input port 12 and this center-control module 5.When the power supply from outside input is AC power, this power management modules 2 can convert this AC power to DC power supply, and provide this DC power supply to detect module 4, this center-control module 5, this switch control rule module 6 to this electric energy detection module 3, this surging, and this wireless telecommunications module 7 uses.
It is inner that this electric energy detection module 3 is arranged at this pedestal 1, and comprise one to obtain a detection electric current for the electric current two detecting this output port of power source 13 current sensor 32 for the voltage-sensor 31, detecting the voltage of this output port of power source 13, and the detection wafer 33 of this voltage-sensor 31 of an electrical connection and this current sensor 32.This voltage-sensor 31 and this current sensor 32 are all serially connected in this power input port 12 with on the connection wire of this output port of power source 13, and voltage data detection obtained respectively and current data are sent to this detection wafer 33.This detection wafer 33 calculates the energy data of this output port of power source 13 according to this voltage-sensor 31 and the testing result of this current sensor 32, and sends this energy data to this center-control module 5.The parameter such as electric energy, electrical power that the information that energy data described in the present embodiment mainly obtains according to voltage-sensor 31, current sensor 32 calculates.
This surging detects module 4 and is arranged at this pedestal 1 inside and is electrically connected this current sensor 32.This surging detects module 4 and comprises a comparing unit 41, and the voltage amplification output unit 42 of this comparing unit 41 of an electrical connection and this current sensor 32.Because this current sensor 32 first can become corresponding voltage signal by detecting this detection current conversion obtained, this voltage amplification output unit 42 carries out a certain proportion of amplification this voltage signal that this detection current conversion becomes again, and the detected value exported after amplification is supplied to this comparing unit 41.Export again after amplifying signal by this voltage amplification output unit 42 and compare, more accurate comparison result can be obtained.
This comparing unit 41 is preset one and is compared threshold values, and the threshold values that compares that this detected value that this voltage amplification output unit 42 exports is preset with this compares, if this detected value is greater than this threshold values, then and this comparing unit 41 output HIGH voltage level (level) value; If this detected value is less than this threshold values, then it can output LOW voltage reference position value.This comparing unit 41 output is electrically connected on this center-control module 5, a comparative result (that is aforementioned high voltage level value or low voltage level value) can be sent to this center-control module 5.
This center-control module 5 is microcontrollers (MCU), is arranged at this pedestal 1 inner, and is electrically connected this electric energy detection module 3 and this surging detection module 4.This center-control module 5 receives this surging and detects this comparative result of module 4, and controls the on off state of this output port of power source 13 through this switch control rule module 6 according to this comparative result.Whether described on off state refers to that controlling this output port of power source 13 is energized or power-off, thus control this output port of power source 13 and provide power supply to this load.
The switch control rule module 6 of the present embodiment is a relay.This switch control rule module 6 is electrically connected this output port of power source 13 and this center-control module 5, and can control to perform corresponding contactor action by this center-control module 5.
This wireless telecommunications module 7 is electrically connected this center-control module 5, and this comparative result that the testing result of this electric energy detection module 3 and this surging can be detected module 4 transfers out with wireless communication mode.Specifically, this wireless telecommunications module 7 utilizes radio frequency (RF) communication, and can be connected with supervising device 9 wireless signal, therefore this wireless telecommunications module 7 can send every testing result of the present utility model to this supervising device 9.This supervising device 9 such as mobile phone or computer, user can pass through the information such as voltage, electric current, electric energy, electrical power that this switch of the utility model monitored at any time by this supervising device 9, and monitors surging testing result and on off state.
This button module 8 comprises at least one front surface 11 from this pedestal 1 towards outstanding button 81, this button module 8 can be pressed or utilize induction mode to control the on off state of this output port of power source 13, also can control the keying of this wireless telecommunications module 7 by this button module 8, after this wireless telecommunications module 7 is opened, wireless signal transmission can be carried out with this supervising device 9.In addition, the utility model also can arrange several LED (not shown), can be used for the result showing the utility model detecting surging, such as, can show red light when detecting surging, then not luminous under general state.In addition, LED also can be luminous when this wireless telecommunications module 7 open wireless communication function, using as deixis.
When the utility model energising uses, this power input port 12 can pass through this switch control rule module 6 conducting, to be supplied to load to use power supply with this output port of power source 13.The electric current of this output port of power source 13 of the sustainable detecting of this electric energy detection module 3 and obtain this detection electric current and convert voltage signal to, this surging detects module 4 and then amplified by voltage signal and export this detected value, then this detected value is compared threshold values with this compares.This compares the setting of threshold values, is actually the surging size that can bear with this switch of the utility model and determines.When this detected value be more than or equal to this compare threshold values time, indicate that surging produces, this center-control module 5 just controls this switch control rule module 6 open circuit, make this power supply outbound port 13 and the separated annexation of circuit and power-off, so also can stop power supply to this load, excessive burst current therefore can be avoided to cause the injury of this switch control rule module 6, other elements and this load.
When this detected value be less than this compare threshold values time, represent that operating current is normal, and do not have excessive surging to produce, this center-control module 5 controls this switch control rule module 6 conducting, and this output port of power source 13 is energized, to continue to provide power supply to this load.Described this output port of power source 13 that makes is energized, mainly refer to the utility model be energized in unlatching use after, if detect this detected value to be less than this when comparing threshold values, then normal power supply can be continued, now do not need to carry out any switch control rule, make this output port of power source 13 continue to maintain "on" position, and this load can be given by continued power.For example, the threshold values of the utility model detectable surging size can be the arbitrary numerical value in 10 amperes of (A) ~ 500 ampere.
This switch of the utility model can combine with elongation line socket; also can be arranged on building wall and use as switch; with the function opened and closed by surging detecting function of the present utility model and automatic control switch, reach the effect of protection switch and load.
In sum, detect module 4 and coordinate, have surging measuring ability by this electric energy detection module 3 and this surging, this center-control module 5 then can control the on off state of this output port of power source 13 according to detection comparison result.This kind of the utility model is used in electrical equipment control with the intelligent switch of surging measuring ability; not only can protection switch; user can also be allowed to know the power quality of institute's electrical appliance, and initiatively can close out-put supply in time harmful surging being detected, thus guarantee Electrical Safety.And further, every electricity consumption information of the present utility model and testing result can be wirelessly transmitted to user by this wireless telecommunications module 7 at any time, make user can grasp electric appliance situation on off state and family at any time, the high-quality life of the facility of remote monitoring, high-quality can be realized.
Only as described above, be only embodiment of the present utility model, when can not limit the scope of the utility model enforcement with this, namely the simple equivalence change generally done according to the utility model claim and patent specification content with modify, all still belong in scope that the utility model patent contains.
Claims (7)
1. a burst current sense switch, comprises:
One pedestal, comprises an output port of power source (13);
One electric energy detection module (3), is arranged at this pedestal, can detect the electric current of this output port of power source (13) and obtains a detection electric current and convert corresponding voltage signal to;
One surging detects module (4), be arranged at this pedestal and be electrically connected this electric energy detection module (3), this surging detects module (4) and comprises a voltage amplification output unit (42), and one is electrically connected this voltage amplification output unit (42) and stores the comparing unit (41) that compares threshold values, this voltage signal that this detection current conversion becomes by this voltage amplification output unit (42) amplifies and exports a detected value, and this detected value is compared threshold values relatively and export a comparative result by this comparing unit (41) with this; And
One center-control module (5), be arranged at this pedestal, and be electrically connected this electric energy detection module (3) and this surging detection module (4), this center-control module (5) receives this comparative result that this surging detects module (4), and controls the on off state of this output port of power source (13) according to this comparative result.
2. burst current sense switch as claimed in claim 1, it is characterized in that, also comprise this output port of power source of an electrical connection (13) and this center-control module (5), and can control by this center-control module (5) with the switch control rule module (6) performing corresponding actions, when this detected value be more than or equal to this compare threshold values time, this center-control module controls this switch control rule module open circuit, makes this output port of power source (13) power-off.
3. burst current sense switch as claimed in claim 2, is characterized in that, wherein, when this detected value be less than this compare threshold values time, this center-control module (5) controls this switch control rule module (6) conducting, and this output port of power source (13) is energized.
4. burst current sense switch as claimed in claim 2 or claim 3, it is characterized in that, this switch control rule module (6) is a relay.
5. burst current sense switch as claimed in claim 2 or claim 3, it is characterized in that, wherein, this electric energy detection module (3) comprises one for detecting the voltage-sensor (31) of the voltage of this output port of power source (13), one for detecting the current sensor (32) of the electric current of this output port of power source, and this voltage-sensor of electrical connection and the detection wafer (33) of this current sensor, this detection wafer calculates the energy data of this output port of power source (13) according to this voltage-sensor (31) and the testing result of this current sensor (32), and this energy data is sent to this center-control module (5).
6. burst current sense switch as claimed in claim 1, it is characterized in that, also comprise one and can convert the AC power that outside inputs to DC power supply, and the power management modules (2) that this DC power supply uses to this electric energy detection module (3), this surging detection module (4) and this center-control module (5) is provided.
7. burst current sense switch as claimed in claim 1, it is characterized in that, also comprise this center-control module (5) of an electrical connection, and the wireless telecommunications module (7) that the testing result of this electric energy detection module (3) and this comparative result can be transferred out with wireless communication mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420680727.4U CN204179634U (en) | 2014-11-14 | 2014-11-14 | Burst current sense switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420680727.4U CN204179634U (en) | 2014-11-14 | 2014-11-14 | Burst current sense switch |
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| Publication Number | Publication Date |
|---|---|
| CN204179634U true CN204179634U (en) | 2015-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420680727.4U Active CN204179634U (en) | 2014-11-14 | 2014-11-14 | Burst current sense switch |
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| CN (1) | CN204179634U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104362583A (en) * | 2014-11-14 | 2015-02-18 | 厦门大洋通信有限公司 | Surge current detection switch |
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2014
- 2014-11-14 CN CN201420680727.4U patent/CN204179634U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104362583A (en) * | 2014-11-14 | 2015-02-18 | 厦门大洋通信有限公司 | Surge current detection switch |
| CN104362583B (en) * | 2014-11-14 | 2019-03-26 | 厦门大洋通信有限公司 | Burst current detection switch |
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