CN104377681A - Novel lightning protection box - Google Patents
Novel lightning protection box Download PDFInfo
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- CN104377681A CN104377681A CN201410692265.2A CN201410692265A CN104377681A CN 104377681 A CN104377681 A CN 104377681A CN 201410692265 A CN201410692265 A CN 201410692265A CN 104377681 A CN104377681 A CN 104377681A
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Abstract
The invention relates to a novel lightning protection box, and belongs to an AC/DC power supply inductive thunder prevention lightning protection box. The novel lightning protection box mainly comprises an input terminal, an output terminal, an automatic switch, a first-stage protection zinc oxide module and inductor, a second-stage protection zinc oxide module and inductor, a third-stage protection transient suppression diode and detecting module, an information collecting module and an intelligent module, and further comprises a normal and accident display lamp and an additional resistor. By means of the novel lightning protection box, the problem of the power (energy) and respond speed of a protection device is solved; meanwhile, the detecting module, the information collecting module and the intelligent module are effectively matched, and therefore a user can obtain related information of lightning stroke and related information of a lightning protection element in time, grasp the running state of a system and eliminate the potential safety hazards.
Description
Technical field
The invention belongs to power of alterating and direct current induced lightening lightning protection box.
Background technology
Thunder and lightning aloft to be discharged a kind of special weather phenomenon caused by charged cloud, and thunder and lightning threatens the safe and stable operation of the every field equipment such as building, railway, civil aviaton, communication, industry control, military affairs.One of important measures of lightning protection with protection device for installing on the power line of equipment connection, the metallic circuit such as holding wire and control line.But; although with the power line of equipment connection, the metallic circuit such as holding wire and control line on lightning protection box has in the market been installed; but equipment is happened occasionally by the situation of breaking, sometimes even there will be lightning protection box and do not broken, and the equipment of its protection is by the situation of breaking.Tracing it to its cause, to be struck by lightning be random mostly, occurs suddenly, and energy size is difficult to expect.When lightning current energy is greater than the discharge capacity of lightning protection box member, lightning protection box just can be broken, and equipment can be broken when directly not entered electronic equipment by the energy that lightning protection box member is released.Nowadays; the response time of the zinc oxide lightning protection box on market lags behind the response time of protected equipment usually, and after thunderbolt occurs, lightning protection box is not bad; and protected equipment is happened occasionally by the situation of having broken, this situation bring immeasurable loss.Meanwhile, the incomprehensiveness of lightning protection component situation, for protected working brings difficulty, for safety problem also leaves hidden danger.
For patent document " series multistage integrated power source lightning protector " (Authorization Notice No.: CN1212686C), although solve the power of protective device and the problem of response speed, the state for lightning protection component and protection circuit is not known.And just can have gained some understanding behind the scene that the correlation circumstance at scene only has, and the information understood also has limitation, this brings trouble to staff, and safety also also exists hidden danger.
Summary of the invention
In order to effectively solve above Problems existing, for the randomness of thunderbolt, incomprehensiveness, the difficult predictability of lightning current energy, the incomprehensiveness of lightning protection device situation of lightning current generation, the present invention proposes a kind of Novel lightning-proof case.Described a kind of Novel lightning-proof case; mainly comprise input and output terminal (L, N), automatic switch (M), first order protection zinc oxide module, first order protection inductance component, second level protection zinc oxide module, second level inductance component, third level protection twin zener dioder and normal and accident display light-emitting diode and additional resistance, also comprise detecting module, information acquisition module, intelligent object.
The described first order and the second level protect zinc oxide module and the described first order and second level protection inductance component and the third level protects twin zener dioder, automatic switch (M) is jointly assembled on the thick insulation board of 5mm, and is fixed in the iron case of 300*300*120mm; Described detecting module, signal acquisition module and intelligent object are all fixed in described iron case; Normal and accident shows light-emitting diode and additional resistance is loaded on iron case front, case lateral opening hole, in order to wear input line and output line; Described detecting module is in parallel with lightning protection component; Described signal acquisition module is installed in protection circuit; The input of described intelligent object is connected with detecting module and signal acquisition module, and output is connected with monitoring host computer; Described detecting module, signal acquisition module and intelligent object are all fixed in described iron case.
Described detecting module has the probe unit gathering the parameter information such as protection circuit voltage, electric current, temperature; Signal acquisition module has the collecting unit gathering the parameter information such as protection circuit voltage, electric current, temperature; Have in described intelligent object can calculate, the data processing unit of analytic signal; Normal and accident shows light-emitting diode in order to show normal and accident condition.
The present invention is by the following technical solutions: the present invention is for the protective device in power electronic circuits system, belongs to AC and DC power supply anti-induction thunder lightning protection box.When having lightning current to flow through in protection circuit, thunder energy is drained into ground by described first order protection zinc oxide module, and the first order is protected inductance component to stop and limited thunder energy and invades protected equipment, second level protection zinc oxide module, its thunder energy continuing the first order to protect zinc oxide module not rack up enters the earth, and the thunder energy that second level inductance component continues to stop and restriction first order protection zinc oxide module does not rack up invades protected equipment, the second level can be protected and zinc oxide module not rack up the thunder energy that there is not much left and drain into ground completely by third level protection twin zener dioder, and is clamped within the scope of 800 volts with the response speed of semiconductor by lightning voltage, described detecting module and signal acquisition module can detect and collect the voltage of lightning protection component and protection circuit respectively, electric current, the parameter information such as temperature, these information transmission are to after intelligent object, the calculating of the data processing unit in intelligent object, the relevant information of lightning protection component and thunderbolt can be obtained after analysis, as degradation, whether thread off, the thunderbolt time, size of thunderbolt voltage and electric current etc., these information by line transmission to monitoring host computer, make staff very clear to this, clearly can grasp the ruuning situation of system, not only can proterctive equipment well, also can collect thunderbolt data simultaneously, eliminate safe hidden trouble from root.
The invention is characterized in:
1. the present invention fundamentally solves the power (energy) of protective device and the problem of response speed, solves the problem of response of bypassing the immediate leadership.
2. input and output terminal (L, N), automatic switch (M), first order protection zinc oxide module, first order protection inductance component, second level protection zinc oxide module, second level inductance component, third level protection twin zener dioder and detecting module, information acquisition module, intelligent object, normal and accident display light-emitting diode and additional resistance are assembled on insulation board by the present invention; and be fixed in iron case; the requirement of power consumption equipment to discharge capacity, response time and voltage protection level three indexs can be met, enhance the reliability of equipment.
3. effective cooperation of the detecting module in the present invention, information acquisition module and intelligent object, makes user can obtain the relevant information of thunderbolt situation and the relevant information of lightning protection component in time, grasps the running status of system.
4. the normal and accident display light-emitting diode in the present invention and additional resistance, in order to show normal and accident condition, and this lightning protection box can also carry out on-the-spot sound and light alarm.
5. the intelligent object described in the present invention can carry out collecting to the relevant information of lightning protection component and protection circuit and calculate, analyzes, these information transmission to monitoring host computer makes staff clearly can grasp the operation conditions of system, monitoring host computer can also arrange warning function, except showing detailed data message, for protection adds again one firm guard wire.
Accompanying drawing explanation
Fig. 1 is internal module schematic diagram of the present invention.
Fig. 2 is principle schematic of the present invention.
Specific embodiments
Below in conjunction with drawings and Examples, the present invention is further described:
As shown in Figure 1, 2; 1 is Novel lightning-proof case, and 2 is detecting modules, and 3 is signal acquisition module; 4 is intelligent objects; R1, R1 ' be first order protection zinc oxide module, L1, L1 ' be first order protection inductance component, R2, R2 ' be second level protection zinc oxide module; L2, L2 ' be second level protection inductance component; Z, Z ' be third level protection twin zener dioder, D1 is normal and accident display light-emitting diode, and R is additional resistance.
The invention belongs to power of alterating and direct current induced lightening lightning protection box, mainly comprise input and output terminal (L, N), automatic switch (M), first order protection zinc oxide module (R1, R1 '), first order protection inductance component (L1, L1 '), second level protection zinc oxide module (R2, R2 '), second level protection inductance component (L2, L2 '), third level protection twin zener dioder (Z, Z ') and detecting module (2), information acquisition module (3), intelligent object (4), normal and accident shows light-emitting diode (D1) and additional resistance (R).
Fig. 1 is internal module schematic diagram of the present invention.Described detecting module (2) and signal acquisition module (3) can detect and collect the voltage of lightning protection component and protection circuit respectively, electric current, the parameter information such as temperature, these information transmission are to after intelligent object (3), the calculating of the data processing unit in intelligent object (3), the relevant information of lightning protection component and thunderbolt can be obtained after analysis, as degradation, whether thread off, the thunderbolt time, the size etc. of thunderbolt voltage and electric current, these information by line transmission to monitoring host computer, make staff very clear to this, clearly can grasp the ruuning situation of system, not only can proterctive equipment well, also can collect thunderbolt data simultaneously, eliminate safe hidden trouble from root.Normal and accident display light-emitting diode in the present invention also can show the situation of lightning protection box, when thunderbolt occurring or having device failure, can show mauve prompting.
The inductance component inductance of described lightning protection box is 40 μ h, wire diameter d=2.8mm, copper enamelled wire total length 1.5 meters/only, rated current is 30A; The electromagnetic time constant T of described inductance component
l=8.9ms; Described third level protection twin zener dioder, the response speed of described semiconductor is less than 10ns.
Module of the present invention is that plug-in type is installed, and installs easy to operate, when there being the replacement needing to carry out new and old module, convenient to operation, and after changing new module, this lightning protection box is work as usual.
Fig. 2 is principle schematic of the present invention.In figure, detecting module (2) is in parallel with lightning protection component, and the output of detecting module (2) is connected to intelligent object (4), and dotted line represents holding wire, acquisition module not shown in FIG..When having lightning current to flow through in protection circuit, thunder energy is drained into ground by described first order protection zinc oxide module (R1, R1 '), and first order protection inductance component (L1, L1 ') stops and restriction thunder energy invades protected equipment; Second level protection zinc oxide module (R2, R2 '), its thunder energy continuing the first order to protect zinc oxide module (R1, R1 ') not rack up enters the earth, and the thunder energy that second level inductance component (L2, L2 ') continues to stop and restriction first order protection zinc oxide module (R1, R1 ') does not rack up invades protected equipment; The second level can be protected and zinc oxide module (R2, R2 ') does not rack up the thunder energy that there is not much left drain into ground completely by third level protection twin zener dioder (D1), and with the response speed of semiconductor by voltage clamp within the scope of 800 volts.Detecting module (2) can detect the parameter such as voltage, electric current, temperature of lightning protection component, and by holding wire by these information transmission to intelligent object (4), data processing unit in intelligent object (4) calculates these information, analyzes, can be struck by lightning and the relevant information of lightning protection component, and can by these information transmission to monitoring host computer.Normal and accident display light-emitting diode in the present invention also can show the situation of lightning protection box, when thunderbolt occurring or having device failure, can show mauve prompting.
Utilize technical scheme of the present invention, reach corresponding technique effect, or not departing from the technical scheme equivalents under design philosophy of the present invention, all within protection scope of the present invention.
Claims (7)
1. a Novel lightning-proof case, comprise input and output terminal (L, N), automatic switch (M), first order protection zinc oxide module, first order protection inductance component, wherein thunder energy is drained into ground by first order protection zinc oxide module, and first order protection inductance component stops and restriction thunder energy invades protected equipment; Second level protection zinc oxide module, its thunder energy continuing the first order to protect zinc oxide module not rack up enters the earth, and the thunder energy that second level inductance component continues to stop and restriction first order protection zinc oxide module does not rack up invades protected equipment; The second level can be protected and zinc oxide module not rack up the thunder energy that there is not much left and drain into ground completely by third level protection twin zener dioder, and is clamped within the scope of 800 volts with the response speed of semiconductor by lightning voltage; Normal and accident shows light-emitting diode and additional resistance, in order to show normal and accident condition; The described first order and the second level protect zinc oxide module and the described first order and second level protection inductance component and the third level protects twin zener dioder, automatic switch (M) is jointly assembled on the thick insulation board of 5mm, and is fixed in the iron case of 300*300*120mm; Normal and accident shows light-emitting diode and additional resistance is loaded on iron case front, case lateral opening hole, and in order to wear input line and output line, a kind of Novel lightning-proof case, is characterized in that: this Novel lightning-proof case also comprises detecting module, signal acquisition module and intelligent object; Described detecting module is in parallel with lightning protection component; Described signal acquisition module is installed in protection circuit; The input of described intelligent object is connected with detecting module and signal acquisition module, and output is connected with monitoring host computer; Described detecting module, signal acquisition module and intelligent object are all fixed in described iron case.
2. a kind of Novel lightning-proof case according to claim 1, is characterized in that: described signal acquisition module has the collecting unit gathering the parameter information such as protection circuit voltage, electric current, temperature.
3. a kind of Novel lightning-proof case according to claim 1, is characterized in that: described detecting module has the probe unit that can detect the parameter information such as lightning protection component voltage, electric current, temperature.
4. a kind of Novel lightning-proof case according to claim 1, is characterized in that: have in described intelligent object can calculate, the data processing unit of analytic signal.
5. a kind of Novel lightning-proof case according to claim 1, is characterized in that: the inductance component inductance of described lightning protection box is 40 μ h, wire diameter d=2.8mm, copper enamelled wire total length 1.5 meters/only, rated current is 30A.
6. a kind of Novel lightning-proof case according to claim 1, is characterized in that: described third level protection twin zener dioder, the response speed of described semiconductor is less than 10ns.
7. a kind of Novel lightning-proof case according to claim 1, is characterized in that: the electromagnetic time constant T of described inductance component
l=8.9ms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410692265.2A CN104377681A (en) | 2014-11-19 | 2014-11-19 | Novel lightning protection box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410692265.2A CN104377681A (en) | 2014-11-19 | 2014-11-19 | Novel lightning protection box |
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| Publication Number | Publication Date |
|---|---|
| CN104377681A true CN104377681A (en) | 2015-02-25 |
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| CN201410692265.2A Pending CN104377681A (en) | 2014-11-19 | 2014-11-19 | Novel lightning protection box |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1459905A (en) * | 2002-05-24 | 2003-12-03 | 天津市中力防雷技术有限公司 | Series multistage integrated power source lightning protector |
| CN101931226A (en) * | 2009-06-21 | 2010-12-29 | 孙巍巍 | Lightning protection device with monitoring point |
| DE202012002281U1 (en) * | 2011-08-12 | 2012-03-28 | Phoenix Contact Gmbh & Co. Kg | Overvoltage protection device with a measuring device for monitoring one or more overvoltage protection elements |
| CN102545152A (en) * | 2010-12-29 | 2012-07-04 | 孙巍巍 | Intelligent surge protector monitoring system |
| CN102570439A (en) * | 2010-12-29 | 2012-07-11 | 孙巍巍 | Built-in detection device of surge protector |
| CN203415974U (en) * | 2013-08-19 | 2014-01-29 | 孙巍巍 | Novel lightning protection box |
| CN204706883U (en) * | 2014-11-19 | 2015-10-14 | 孙巍巍 | A kind of Novel lightning-proof case |
-
2014
- 2014-11-19 CN CN201410692265.2A patent/CN104377681A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1459905A (en) * | 2002-05-24 | 2003-12-03 | 天津市中力防雷技术有限公司 | Series multistage integrated power source lightning protector |
| CN101931226A (en) * | 2009-06-21 | 2010-12-29 | 孙巍巍 | Lightning protection device with monitoring point |
| CN102545152A (en) * | 2010-12-29 | 2012-07-04 | 孙巍巍 | Intelligent surge protector monitoring system |
| CN102570439A (en) * | 2010-12-29 | 2012-07-11 | 孙巍巍 | Built-in detection device of surge protector |
| DE202012002281U1 (en) * | 2011-08-12 | 2012-03-28 | Phoenix Contact Gmbh & Co. Kg | Overvoltage protection device with a measuring device for monitoring one or more overvoltage protection elements |
| CN203415974U (en) * | 2013-08-19 | 2014-01-29 | 孙巍巍 | Novel lightning protection box |
| CN204706883U (en) * | 2014-11-19 | 2015-10-14 | 孙巍巍 | A kind of Novel lightning-proof case |
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Application publication date: 20150225 |