CN113721165A - Intelligent leakage detection and dimming device for fluorescent lamp - Google Patents
Intelligent leakage detection and dimming device for fluorescent lamp Download PDFInfo
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- CN113721165A CN113721165A CN202111041694.XA CN202111041694A CN113721165A CN 113721165 A CN113721165 A CN 113721165A CN 202111041694 A CN202111041694 A CN 202111041694A CN 113721165 A CN113721165 A CN 113721165A
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- 238000001514 detection method Methods 0.000 title claims abstract description 35
- 230000000694 effects Effects 0.000 abstract description 12
- 230000005611 electricity Effects 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/52—Testing for short-circuits, leakage current or ground faults
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention provides an intelligent leakage detection and dimming device for a fluorescent lamp, which comprises a main body, wherein an alarm module is arranged on one side of the main body, a regulation module is arranged in the main body, a leakage detection module is arranged on one side of the regulation module, a processing module is arranged at the bottom end of the leakage detection module, a lamp connection module is arranged at the top of the main body, the leakage detection module comprises a current-voltage input detector, a current-voltage output detector and a zero-sequence transformer, the lamp connection module comprises a first clamping plate, a first electrode tip is arranged on one side of the first clamping plate, a second clamping plate is arranged on one side above the main body, and a second electrode tip is arranged on one side of the second clamping plate. The invention detects the actual input and output values of the current and the voltage of the fluorescent lamp through the electric leakage detection module so as to judge the actual resistance and the electric leakage condition of the fluorescent lamp, adjusts the input current and the voltage value through the adjustment module during the detection so as to adjust the brightness of the fluorescent lamp, and has the effects of intelligently detecting the electric leakage and adjusting the light.
Description
Technical Field
The invention relates to the technical field of fluorescent lamp detection, in particular to an intelligent leakage detection and dimming device for a fluorescent lamp.
Background
The fluorescent lamp is also called as a fluorescent lamp, and the traditional fluorescent lamp, namely a low-pressure mercury lamp, utilizes the principle that mercury vapor with low pressure releases ultraviolet rays after being electrified so as to enable fluorescent powder to emit visible light to emit light, so that the fluorescent lamp belongs to a low-pressure arc discharge light source.
However, the existing fluorescent lamp has poor leakage detection effect, most of the existing fluorescent lamps only adopt the zero sequence transformer to detect the fluorescent lamp, and the existing fluorescent lamp can only detect whether the outside of the fluorescent lamp leaks electricity, cannot intelligently detect the internal leakage situation according to the input and output current and voltage of the fluorescent lamp, cannot perform leakage detection during dimming, and can not gradually meet the detection requirement of the fluorescent lamp.
Disclosure of Invention
The invention aims to provide an intelligent leakage detection and dimming device for a fluorescent lamp, which detects the input and output conditions of the current and the voltage of the fluorescent lamp through a current and voltage input detector and a current and voltage output detector so as to judge the actual resistance and the leakage condition of the fluorescent lamp, can adjust the input current and voltage value through an adjusting module, can adjust the brightness of the fluorescent lamp according to different input current and voltages, and has the effects of intelligently detecting leakage and dimming.
In order to achieve the purpose, the invention is realized by the following technical scheme: an intelligent leakage detection and dimming device of a fluorescent lamp comprises a main body, wherein an alarm module is arranged on one side of the main body, an electric storage module is arranged in the main body, an adjusting module is arranged on one side of the electric storage module, an electric leakage detection module is arranged on one side of the adjusting module, a processing module is arranged at the bottom end of the electric leakage detection module, a chute is arranged at the top of the main body, a lamp connecting module is arranged at the top of the chute, the electric leakage detection module comprises a current-voltage input detector, a current-voltage output detector and a zero sequence transformer, the lamp connecting module comprises a sliding rod which is sleeved with the chute, a first clamping plate is sleeved on one side of the sliding rod, a first electrode tip is arranged on one side of the first clamping plate, a second clamping plate is arranged on one side above the main body, and a second electrode tip is arranged on one side of the second clamping plate, the current and voltage input detector is respectively and electrically connected with the first electrode tip and the second electrode tip, the current and voltage output detector is respectively and electrically connected with the first electrode tip and the second electrode tip, and the zero sequence transformer is respectively and electrically connected with the first electrode tip and the second electrode tip.
Preferably, a power interface is arranged on one side of the main body, the power storage module comprises a charger and a storage battery, the power interface is electrically connected with the charger, and the charger is electrically connected with the storage battery.
Preferably, the adjusting module comprises a current-voltage regulator, the adjusting module is electrically connected with the storage battery, and the adjusting module is electrically connected with the current-voltage input detector.
Preferably, the processing module comprises a central processing unit, and the processing module is electrically connected with the current-voltage output detector and the zero sequence transformer respectively.
Preferably, the alarm module comprises an alarm, and the alarm module is electrically connected with the processing module.
Preferably, an adjusting knob is installed on one side of the main body, a display panel is arranged on one side of the adjusting knob, the adjusting knob is electrically connected with the adjusting module, and the display panel is electrically connected with the processing module.
Preferably, the slide bar is fixedly connected with the main body bolt, one side of the slide bar is sleeved with a spring, the spring is attached to the first clamping plate, and the first clamping plate is sleeved with the sliding groove.
The invention provides an intelligent leakage detection and dimming device for a fluorescent lamp. The method has the following beneficial effects:
1. the invention is provided with the leakage detection module, the lamp connection module, the processing module and the alarm module, the fluorescent lamp is fixed through the lamp connection module, then whether the fluorescent lamp leaks electricity is detected through the leakage detection module, the data detected by the current and voltage input detector, the current and voltage output detector and the zero sequence transformer are processed and analyzed through the processing module, and the alarm module works to give an alarm when the situation of leakage is analyzed, so that the effect of facilitating intelligent leakage detection is achieved.
2. The adjusting module is arranged, the output condition of the current-voltage regulator can be adjusted through adjusting the knob, so that the brightness of the fluorescent lamp can be adjusted and detected according to different voltages, meanwhile, the current-voltage input detector and the current-voltage output detector can perform electric leakage detection according to different current voltages of the fluorescent lamp, and the effects of assisting in detecting the electric leakage condition and detecting the dimming are achieved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is a schematic view of a module connection structure according to the present invention.
In the figure: 1. a main body; 101. a power interface; 102. a chute; 103. adjusting a knob; 104. a display panel; 2. an electric storage module; 201. a charger; 202. a storage battery; 3. an adjustment module; 4. a leakage detection module; 401. a current voltage input detector; 402. a current voltage output detector; 403. a zero sequence transformer; 5. a lamp connection module; 501. a slide bar; 502. a first clamping plate; 503. a first electrode tip; 504. a spring; 505. a second clamping plate; 506. a second electrode tip; 6. a processing module; 7. and an alarm module.
Detailed Description
The invention is further described with reference to the following drawings and detailed description:
in the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-3, an intelligent leakage detecting and dimming device for a fluorescent lamp comprises a main body 1, an alarm module 7 is disposed on one side of the main body 1, an electric storage module 2 is mounted inside the main body 1, an adjusting module 3 is disposed on one side of the electric storage module 2, an electric leakage detecting module 4 is disposed on one side of the adjusting module 3, a processing module 6 is disposed at the bottom end of the electric leakage detecting module 4, a chute 102 is disposed on the top of the main body 1, a lamp connecting module 5 is mounted on the top of the chute 102, the electric leakage detecting module 4 comprises a current and voltage input detector 401, a current and voltage output detector 402 and a zero sequence transformer 403, the lamp connecting module 5 comprises a sliding rod 501, the sliding rod 501 is sleeved with the chute 102, a first clamping plate 502 is sleeved on one side of the sliding rod 501, a first electrode head 503 is mounted on one side of the first clamping plate 502, a second clamping plate 505 is mounted on one side above the main body 1, a second electrode head 506 is arranged on one side of the second clamping plate 505, the sliding rod 501 is fixedly connected with the main body 1 through a bolt, a spring 504 is sleeved on one side of the sliding rod 501, the spring 504 is attached to the first clamping plate 502, the first clamping plate 502 is sleeved with the chute 102, the current and voltage input detector 401 is respectively and electrically connected with the first electrode head 503 and the second electrode head 506, the current and voltage output detector 402 is respectively and electrically connected with the first electrode head 503 and the second electrode head 506, and the zero-sequence transformer 403 is respectively and electrically connected with the first electrode head 503 and the second electrode head 506. the invention detects the actual input and output numerical value of the current and the voltage of the daylight lamp through the electric leakage detection module 4, thereby judging the actual resistance and the electric leakage condition of the daylight lamp, the input current and voltage value is adjusted through the adjusting module 3 during detection, so that the brightness of the fluorescent lamp is adjusted and detected, and the effects of intelligently detecting leakage and dimming are achieved.
According to the scheme of the invention, the adjusting knob 103 is installed on one side of the main body 1, the power interface 101 is arranged on one side of the main body 1, the electric storage module 2 comprises the charger 201 and the storage battery 202, the power interface 101 is electrically connected with the charger 201, the charger 201 is electrically connected with the storage battery 202, the adjusting module 3 comprises the current-voltage regulator, the adjusting module 3 is electrically connected with the storage battery 202, the adjusting module 3 is electrically connected with the current-voltage input detector 401, the brightness of the fluorescent lamp is adjusted by adjusting the input voltage and current, and the effect of facilitating the detection and dimming of the fluorescent lamp is achieved.
According to the above solution of the present invention, the processing module 6 comprises a central processing unit, the processing module 6 is electrically connected to the current and voltage output detector 402 and the zero sequence transformer 403 respectively, for detecting and analyzing the leakage condition of the fluorescent lamp, the alarm module 7 comprises an alarm, the alarm module 7 is electrically connected with the processing module 6, for alarming after detecting the electric leakage condition, one side of the adjusting knob 103 is provided with a display panel 104, the adjusting knob 103 is electrically connected with the adjusting module 3, the display panel 104 is electrically connected with the processing module 6, for displaying the actual detection condition of the current and voltage, the data detected by the current and voltage input detector 401, the current and voltage output detector 402 and the zero sequence transformer 403 are processed and analyzed by the processing module 6, when the condition of electric leakage is analyzed, the alarm module 7 works to send out an alarm, and the effect of intelligent electric leakage detection is achieved.
When the fluorescent lamp holder is used, the first clamping plate 502 is pulled, the two ends of the fluorescent lamp are placed on the first electrode head 503 and the second electrode head 506, and the spring 504 is stressed, so that the two ends of the fluorescent lamp are clamped and fixed by the first clamping plate 502 and the second clamping plate 505, and the effect of conveniently fixing the fluorescent lamp is realized; the charger 201 stores the power supply in the storage battery 202 for detection and use by connecting the power supply through the power supply interface 101, so that the effect of facilitating power storage is realized; during detection, the output voltage and current of the adjusting module 3 are controlled by the adjusting knob 103, the power supply reaches the first electrode tip 503 and the second electrode tip 506 through the current-voltage input detector 401, different brightness of the fluorescent lamp is adjusted according to different voltages and currents, and the effect of facilitating dimming is achieved; the current and voltage output detector 402 detects the current and voltage output by the fluorescent lamp, the zero sequence transformer 403 detects the leakage situation around the electrode of the fluorescent lamp, the processing module 6 analyzes and judges the actual resistance and the leakage situation of the fluorescent lamp according to the input and output current and voltage, when the output current and voltage are detected to be large or unstable, the leakage situation of the fluorescent lamp is indicated, and the processing module 6 controls the alarm module 7 to sound at the moment, so that the intelligent leakage detection effect is realized.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the invention as defined by the appended claims. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a fluorescent lamp intelligence electric leakage detects and dimming device, includes main part (1), its characterized in that: one side of the main body (1) is provided with an alarm module (7), the interior of the main body (1) is provided with an electric storage module (2), one side of the electric storage module (2) is provided with an adjusting module (3), one side of the adjusting module (3) is provided with an electric leakage detection module (4), the bottom end of the electric leakage detection module (4) is provided with a processing module (6), the top of the main body (1) is provided with a chute (102), the top of the chute (102) is provided with a lamp connection module (5), the electric leakage detection module (4) comprises a current and voltage input detector (401), a current and voltage output detector (402) and a zero sequence transformer (403), the lamp connection module (5) comprises a sliding rod (501), the sliding rod (501) is sleeved with the chute (102), one side of the sliding rod (501) is sleeved with a first clamping plate (502), first electrode head (503) is installed to one side of first grip block (502), second grip block (505) is installed to top one side of main part (1), second electrode head (506) is installed to one side of second grip block (505), current and voltage input detector (401) respectively with first electrode head (503) and second electrode head (506) electric connection, current and voltage output detector (402) respectively with first electrode head (503) and second electrode head (506) electric connection, zero sequence transformer (403) respectively with first electrode head (503) and second electrode head (506) electric connection.
2. The intelligent leakage detecting and dimming device for fluorescent lamp of claim 1, wherein: one side of main part (1) is equipped with power source (101), electric power storage module (2) are including charger (201) and battery (202), power source (101) and charger (201) electric connection, charger (201) and battery (202) electric connection.
3. The intelligent leakage detecting and dimming device for fluorescent lamp of claim 1, wherein: adjusting module (3) includes current-voltage regulator, adjusting module (3) and battery (202) electric connection, adjusting module (3) and current-voltage input detector (401) electric connection.
4. The intelligent leakage detecting and dimming device for fluorescent lamp of claim 1, wherein: the processing module (6) comprises a central processing unit, and the processing module (6) is electrically connected with the current and voltage output detector (402) and the zero sequence transformer (403) respectively.
5. The intelligent leakage detecting and dimming device for fluorescent lamp of claim 1, wherein: the alarm module (7) comprises an alarm, and the alarm module (7) is electrically connected with the processing module (6).
6. The intelligent leakage detecting and dimming device for fluorescent lamp of claim 1, wherein: adjusting knob (103) is installed to one side of main part (1), one side of adjusting knob (103) is equipped with display panel (104), adjusting knob (103) and adjusting module (3) electric connection, display panel (104) and processing module (6) electric connection.
7. The intelligent leakage detecting and dimming device for fluorescent lamp of claim 1, wherein: the sliding rod (501) is fixedly connected with the main body (1) through a bolt, a spring (504) is sleeved on one side of the sliding rod (501), the spring (504) is attached to a first clamping plate (502), and the first clamping plate (502) is sleeved with the sliding groove (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111041694.XA CN113721165A (en) | 2021-09-07 | 2021-09-07 | Intelligent leakage detection and dimming device for fluorescent lamp |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111041694.XA CN113721165A (en) | 2021-09-07 | 2021-09-07 | Intelligent leakage detection and dimming device for fluorescent lamp |
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| Publication Number | Publication Date |
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| CN113721165A true CN113721165A (en) | 2021-11-30 |
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| CN202111041694.XA Pending CN113721165A (en) | 2021-09-07 | 2021-09-07 | Intelligent leakage detection and dimming device for fluorescent lamp |
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Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104093258A (en) * | 2013-06-24 | 2014-10-08 | 苏州天鸣信息科技有限公司 | Automatic power-off device and method for fluorescent lamp fault detection |
| CN204575830U (en) * | 2015-04-21 | 2015-08-19 | 湘能华磊光电股份有限公司 | A kind of LED lamp multifunctional detecting device |
| CN107876442A (en) * | 2017-12-26 | 2018-04-06 | 王小明 | A kind of LED daylight lamp automatic detection and defective products exclude mechanism |
| CN208066796U (en) * | 2017-12-26 | 2018-11-09 | 林惠平 | Detection and defective products exclude mechanism automatically for a kind of LED daylight lamp |
| CN109831851A (en) * | 2019-03-28 | 2019-05-31 | 四川艾贝斯科技发展有限公司 | A kind of street lamp single-lamp control system and control method |
| CN211014590U (en) * | 2019-11-05 | 2020-07-14 | 深圳市子轩光电子科技有限公司 | Luminous L ED lamp strip testing arrangement |
| CN211148877U (en) * | 2019-09-25 | 2020-07-31 | 中山市星奇光电科技有限公司 | L ED lamp detection device |
| CN111800925A (en) * | 2020-09-08 | 2020-10-20 | 天峋（常州）智能科技有限公司 | Street lamp controller with electric leakage monitoring function based on Internet of things cloud platform |
| CN211955768U (en) * | 2018-08-30 | 2020-11-17 | 嘉兴山蒲照明电器有限公司 | Installation detection device and LED straight lamp |
| CN212255632U (en) * | 2020-05-15 | 2020-12-29 | 江门市邑灯照明科技有限公司 | An LED lamp performance testing device |
| CN212675135U (en) * | 2020-07-25 | 2021-03-09 | 南京姆森自动化技术有限公司 | Fluorescent tube quality detection equipment |
| CN112783025A (en) * | 2020-12-29 | 2021-05-11 | 上海顺舟智能科技股份有限公司 | Intelligent street lamp monitoring device, monitoring system and monitoring method based on Internet of things |
| CN213715424U (en) * | 2020-11-04 | 2021-07-16 | 深圳创维－Rgb电子有限公司 | LED lamp strip detection circuit |
| KR20210095471A (en) * | 2020-01-23 | 2021-08-02 | 강원대학교산학협력단 | Detection apparatus for leakage current fault of LED lighting using earth resistance |
| CN214014597U (en) * | 2020-12-31 | 2021-08-20 | 合安科技技术有限公司 | Single lamp controller for detecting electric leakage |
-
2021
- 2021-09-07 CN CN202111041694.XA patent/CN113721165A/en active Pending
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104093258A (en) * | 2013-06-24 | 2014-10-08 | 苏州天鸣信息科技有限公司 | Automatic power-off device and method for fluorescent lamp fault detection |
| CN204575830U (en) * | 2015-04-21 | 2015-08-19 | 湘能华磊光电股份有限公司 | A kind of LED lamp multifunctional detecting device |
| CN107876442A (en) * | 2017-12-26 | 2018-04-06 | 王小明 | A kind of LED daylight lamp automatic detection and defective products exclude mechanism |
| CN208066796U (en) * | 2017-12-26 | 2018-11-09 | 林惠平 | Detection and defective products exclude mechanism automatically for a kind of LED daylight lamp |
| CN211955768U (en) * | 2018-08-30 | 2020-11-17 | 嘉兴山蒲照明电器有限公司 | Installation detection device and LED straight lamp |
| CN109831851A (en) * | 2019-03-28 | 2019-05-31 | 四川艾贝斯科技发展有限公司 | A kind of street lamp single-lamp control system and control method |
| CN211148877U (en) * | 2019-09-25 | 2020-07-31 | 中山市星奇光电科技有限公司 | L ED lamp detection device |
| CN211014590U (en) * | 2019-11-05 | 2020-07-14 | 深圳市子轩光电子科技有限公司 | Luminous L ED lamp strip testing arrangement |
| KR20210095471A (en) * | 2020-01-23 | 2021-08-02 | 강원대학교산학협력단 | Detection apparatus for leakage current fault of LED lighting using earth resistance |
| CN212255632U (en) * | 2020-05-15 | 2020-12-29 | 江门市邑灯照明科技有限公司 | An LED lamp performance testing device |
| CN212675135U (en) * | 2020-07-25 | 2021-03-09 | 南京姆森自动化技术有限公司 | Fluorescent tube quality detection equipment |
| CN111800925A (en) * | 2020-09-08 | 2020-10-20 | 天峋（常州）智能科技有限公司 | Street lamp controller with electric leakage monitoring function based on Internet of things cloud platform |
| CN213715424U (en) * | 2020-11-04 | 2021-07-16 | 深圳创维－Rgb电子有限公司 | LED lamp strip detection circuit |
| CN112783025A (en) * | 2020-12-29 | 2021-05-11 | 上海顺舟智能科技股份有限公司 | Intelligent street lamp monitoring device, monitoring system and monitoring method based on Internet of things |
| CN214014597U (en) * | 2020-12-31 | 2021-08-20 | 合安科技技术有限公司 | Single lamp controller for detecting electric leakage |
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Application publication date: 20211130 |
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