CN110594664A - Magnetic suspension lifting street lamp - Google Patents
Magnetic suspension lifting street lamp Download PDFInfo
- Publication number
- CN110594664A CN110594664A CN201910826789.9A CN201910826789A CN110594664A CN 110594664 A CN110594664 A CN 110594664A CN 201910826789 A CN201910826789 A CN 201910826789A CN 110594664 A CN110594664 A CN 110594664A
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- CN
- China
- Prior art keywords
- lamp
- permanent magnet
- induction coil
- magnetic induction
- connecting portion
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/08—Lighting devices intended for fixed installation with a standard
- F21S8/085—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light
- F21S8/088—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light with lighting device mounted on top of the standard, e.g. for pedestrian zones
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/36—Hoisting or lowering devices, e.g. for maintenance
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/103—Outdoor lighting of streets or roads
Abstract
The invention relates to the technical field of illumination, in particular to a magnetic suspension lifting street lamp, which is characterized in that a first permanent magnet, a magnetic induction coil and a processor are arranged, the processor is configured to adjust the magnitude of an acting force generated by the magnetic induction coil and matched with the first permanent magnet so as to control the position of a lamp on a lamp post, the lamp is lifted to the top end of the lamp post by adopting electromagnetic force, the operation of personnel on the lamp in the process can be finished on the ground, the installation and maintenance efficiency can be effectively improved, the labor cost is reduced, and the safety guarantee of constructors is improved.
Description
Technical Field
The invention relates to the technical field of illumination, in particular to a magnetic suspension lifting street lamp.
Background
In recent years, with the rapid development of LED light sources in the field of lighting, LED lamps have been widely used in daily life, and their features of energy saving and long service life also meet the demands of the public on lighting. Has wide development prospect. However, all lamps applied to outdoor lighting in the existing market have the difficulty of difficult installation, most lamps need to be operated aloft, or special tools are needed to install and maintain the lamps, so that the operation is difficult, and great risks also exist.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the street lamp capable of realizing magnetic suspension lifting is provided.
In order to solve the technical problems, the invention adopts the technical scheme that:
a magnetic suspension lifting street lamp comprises a lamp post, a lamp, a magnetic induction coil and a processor, wherein the lamp comprises a first permanent magnet, and the processor is configured to adjust the magnitude of acting force generated by the magnetic induction coil and matched with the first permanent magnet so as to control the position of the lamp on the lamp post.
The invention has the beneficial effects that:
through setting up first permanent magnet, magnetic induction coil and treater, the treater is configured to adjust magnetic induction coil and produces the position on the lamp pole with control lamps and lanterns with first permanent magnet complex effort size, rises the top of lamp pole through adopting the electromagnetic force with lamps and lanterns, and personnel all can accomplish on ground the operation of lamps and lanterns in this process, can effectively improve the efficiency of installation and maintenance, reduce the human cost and improved constructor's safety guarantee.
Drawings
Fig. 1 is a schematic view of the overall structure of a magnetic suspension elevating street lamp according to the present invention;
FIG. 2 is a schematic structural diagram of a base of a magnetic levitation elevating street lamp according to the present invention;
FIG. 3 is a schematic view of the overall structure of a magnetic levitation elevating street lamp according to the present invention;
FIG. 4 is a schematic structural diagram of a fixing mechanism of a magnetic levitation elevating street lamp according to the present invention;
FIG. 5 is a schematic structural diagram of a fixing mechanism of a magnetic levitation elevating street lamp according to the present invention;
fig. 6 is an exploded view of a fixing mechanism of a magnetic levitation elevating street lamp according to the present invention;
fig. 7 is an exploded view of a lamp of a magnetic levitation elevating street lamp according to the present invention;
description of reference numerals:
1. a light fixture; 101. a first permanent magnet;
2. a lamp post;
3. a base; 301. a magnetic induction coil;
4. a fixing mechanism; 401. a housing; 402. a second permanent magnet; 403. a rotating shaft; 404. tabletting; 405. a fastener;
5. a limit ring.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1, the technical solution provided by the present invention is:
a magnetic suspension lifting street lamp comprises a lamp post, a lamp, a magnetic induction coil and a processor, wherein the lamp comprises a first permanent magnet, and the processor is configured to adjust the magnitude of acting force generated by the magnetic induction coil and matched with the first permanent magnet so as to control the position of the lamp on the lamp post.
From the above description, the beneficial effects of the present invention are:
through setting up first permanent magnet, magnetic induction coil and treater, the treater is configured to adjust magnetic induction coil and produces the position on the lamp pole with control lamps and lanterns with first permanent magnet complex effort size, rises the top of lamp pole through adopting the electromagnetic force with lamps and lanterns, and personnel all can accomplish on ground the operation of lamps and lanterns in this process, can effectively improve the efficiency of installation and maintenance, reduce the human cost and improved constructor's safety guarantee.
Further, the magnetic induction coil and the processor are both arranged at the top end of the lamp post;
when the lamp is in a rising state, the magnetic induction coil generates attraction force matched with the first permanent magnet;
when the lamp is in a descending state, the processor controls the magnetic induction coil to gradually reduce the current value of the magnetic induction coil, and the magnetic induction coil generates attraction force matched with the first permanent magnet.
According to the description, the magnetic induction coil and the processor are both arranged at the top end of the lamp post, the magnetic induction coil generates attraction force matched with the first permanent magnet, and the lamp is lifted to the top end of the lamp post; the processor controls the magnetic induction coil to gradually reduce the current value of the magnetic induction coil, the magnetic induction coil generates attraction force matched with the first permanent magnet, the lamp is lowered to the bottom end of the lamp post, the attraction force generated by the magnetic induction coil and the first permanent magnet is adopted to realize the rising and the falling of the lamp, and the installation and maintenance efficiency can be effectively improved.
The bottom end of the lamp post is fixedly connected with the base, and the magnetic induction coil and the processor are arranged in an inner cavity of the base;
when the lamp is in a rising state, the magnetic induction coil generates a repulsive force matched with the first permanent magnet;
when the lamp is in a descending state, the processor controls the magnetic induction coil to gradually reduce the current value of the magnetic induction coil, and the magnetic induction coil generates a repulsive force matched with the first permanent magnet.
According to the description, the magnetic induction coil and the processor are arranged in the inner cavity of the base, the magnetic induction coil generates repulsive force matched with the first permanent magnet, and the lamp is lifted to the top end of the lamp post; the processor controls the magnetic induction coil to gradually reduce the current value of the magnetic induction coil, the magnetic induction coil generates a repulsive force matched with the first permanent magnet, the lamp is descended to the bottom end of the lamp post, the lamp is ascended and descended by the repulsive force generated by the magnetic induction coil and the first permanent magnet, and the installation and maintenance efficiency can be effectively improved.
Further, the lamp also comprises a fixing mechanism, wherein the fixing mechanism is fixedly arranged on the lamp post;
when the lamp moves to a first preset position, the processor controls the magnetic induction coil to reduce the current value of the magnetic induction coil to zero, and the lamp is fixed at the first preset position through the fixing mechanism.
According to the above description, after the lamp rises to the first preset position, the processor controls the magnetic induction coil to reduce the current value of the magnetic induction coil to zero, the magnetic induction coil stops working, the lamp is fixed at the first preset position through the fixing mechanism, and after the lamp is installed at the top end of the lamp post, the magnetic induction coil stops working, so that energy loss can be effectively reduced.
Further, the fixing mechanism comprises a second permanent magnet, and the second permanent magnet is provided with an extending state and a retracting state relative to the lamp pole;
when the lamp moves to a first preset position, the second permanent magnet extends out relative to the lamp pole and generates an attractive force matched with the first permanent magnet to fix the lamp.
Further, the fixing mechanism comprises a hollow cylindrical shell, more than two infrared sensing devices and more than two second permanent magnets, the infrared sensing devices are fixedly arranged on the inner wall of the shell, the infrared sensing devices are electrically connected with the processor, and the shaft center of the shell and the shaft center of the lamp post are on the same straight line;
the second permanent magnet is hinged with the infrared sensing device, more than two through grooves are formed in the shell, the distance between every two adjacent through grooves is equal, the through grooves and the second permanent magnet are oppositely arranged and are identical in number, and the infrared sensing device is arranged on each of two opposite sides of one through groove;
when the lamp rises to a first preset position, more than two second permanent magnets rotate to a horizontal position, one ends of the more than two second permanent magnets are in mutual contact and the other ends of the more than two second permanent magnets extend out of the shell through the through grooves, mutually matched attraction force is generated between parts of the first permanent magnets and the second permanent magnets extending out of the shell, and the second permanent magnets are kept in a horizontal state so that the lamp is fixed on a lamp post;
when the lamp is in a descending state and does not descend to a second preset position, the magnetic induction coil generates attractive force matched with the second permanent magnet so that the part, extending out of the shell, of the second permanent magnet rotates towards the direction close to the shell to enable the lamp to descend; the second preset position is the position where the infrared sensing device is located;
when the lamp descends to a second preset position, the processor controls the magnetic induction coil to change the current direction of the magnetic induction coil and gradually reduce the current value of the magnetic induction coil, and the magnetic induction coil generates repulsive force matched with the first permanent magnet.
Further, the fixing mechanism further comprises a rotating shaft, a pressing sheet and a fastener, the fastener is configured to fix the pressing sheet on the infrared induction devices so as to fix the rotating shaft between the two infrared induction devices, and the second permanent magnet is hinged with the infrared induction devices through the rotating shaft.
Further, the second permanent magnet includes bellying, first connecting portion and second connecting portion, the one end of first connecting portion with the one end of second connecting portion is connected, the bellying sets up the position of the junction of first connecting portion and second connecting portion, first connecting portion are buckled to the direction of keeping away from the bellying, the shape of second connecting portion is square, be equipped with the through-hole that supplies the pivot to pass on the bellying, first connecting portion, second connecting portion and bellying integrated into one piece.
Further, the lamp further comprises a limiting ring, the limiting ring is fixedly sleeved at the topmost end of the lamp pole, a distance is arranged between the limiting ring and the fixing mechanism, and when the lamp rises to a first preset position, the lamp is located between the fixing mechanism and the limiting ring.
According to the above description, the limiting ring is arranged, so that the lamp can be prevented from escaping from the top end of the lamp pole in the process of rising under the action of the magnetic field.
Further, the lamp is sleeved on the lamp post, the first permanent magnet is a circular permanent magnet, and the circular permanent magnet is located in the center of the inner cavity of the lamp and sleeved on the lamp post.
Further, still include the lightning rod, the lightning rod sets up the top of lamp pole.
According to the description, the lamp is sleeved on the lamp post, and the first permanent magnet is the annular permanent magnet, so that the lamp can stably ascend and descend on the lamp post.
Referring to fig. 1 to 7, a first embodiment of the present invention is:
referring to fig. 1, a magnetic suspension lifting street lamp includes a lamp post 2, a lamp 1, a magnetic induction coil 301, and a processor, where the lamp 1 includes a first permanent magnet 101, and the processor is configured to adjust the magnitude of an acting force generated by the magnetic induction coil 301 and cooperating with the first permanent magnet 101 to control the position of the lamp 1 on the lamp post 2.
Referring to fig. 1 and 2, the lamp further includes a base 3, the bottom end of the lamp post 2 is fixedly connected to the base 3, and the magnetic induction coil 301 and the processor are disposed in an inner cavity of the base 3;
when the lamp 1 is in a rising state, the magnetic induction coil 301 generates a repulsive force which is matched with the first permanent magnet 101;
when the lamp 1 is in a descending state, the processor controls the magnetic induction coil 301 to gradually reduce the current value of the magnetic induction coil 301, and the magnetic induction coil 301 generates a repulsive force which is matched with the first permanent magnet 101.
Referring to fig. 1 and fig. 2, the lighting device further includes a fixing mechanism 4, the fixing mechanism 4 is fixedly disposed on the lamp post 2, and the fixing mechanism 4 is configured to fix the lamp 1 at a first preset position;
when the lamp 1 is in a rising state and does not rise to a first preset position, the magnetic induction coil 301 generates a repulsive force which is matched with the first permanent magnet 101;
when the lamp 1 rises to a first preset position, the processor controls the magnetic induction coil 301 to reduce the current value of the magnetic induction coil to zero, and the lamp 1 is fixed at the first preset position through the fixing mechanism 4.
Referring to fig. 4, 5 and 6, the fixing mechanism 4 includes a second permanent magnet 402, and the second permanent magnet 402 has an extended state and a retracted state relative to the lamp post 2;
when the lamp 1 moves to a first preset position, the second permanent magnet 402 extends out relative to the lamp post 2, and generates an attractive force mutually matched with the first permanent magnet 101 to fix the lamp 1.
The fixing mechanism 4 comprises a hollow cylindrical shell 401, more than two infrared sensing devices and more than two second permanent magnets 402, the infrared sensing devices are fixedly arranged on the inner wall of the shell 401 and electrically connected with the processor, and the shaft center of the shell 401 and the shaft center of the lamp post 2 are on the same straight line;
the second permanent magnet 402 is hinged with the infrared sensing device, more than two through grooves are formed in the shell 401, the distance between every two adjacent through grooves is equal, the through grooves and the second permanent magnet 402 are oppositely arranged and are identical in number, and the infrared sensing device is arranged on each of two opposite sides of one through groove;
when the lamp 1 rises to a first preset position, more than two second permanent magnets 402 rotate to a horizontal position (at this time, the postures of the second permanent magnets 402 can refer to fig. 5), one ends of the more than two second permanent magnets 402 are in mutual contact, the other ends of the second permanent magnets 402 extend out of the shell 401 through the through grooves, mutually matched attractive forces are generated between the parts of the first permanent magnets 101 and the parts of the second permanent magnets 402 extending out of the shell 401, and the second permanent magnets 402 keep the horizontal state so that the lamp 1 is fixed on the lamp post 2;
when the lamp 1 is in a descending state and does not descend to a second preset position, the magnetic induction coil 301 generates an attractive force cooperating with the second permanent magnet 402 so as to rotate a portion, protruding to the outside of the housing 401, of the second permanent magnet 402 in a direction approaching the housing 401, so as to descend the lamp 1 (at this time, the posture of the second permanent magnet 402 can refer to fig. 4); the second preset position is the position where the infrared sensing device is located, and when the lamp 1 does not pass through the second permanent magnet 402, the second permanent magnet 402 is in an automatic drooping posture (refer to fig. 4);
when the lamp 1 descends to a second preset position, the processor controls the magnetic induction coil 301 to change the current direction of the magnetic induction coil 301 and gradually reduce the current value of the magnetic induction coil 301, and the magnetic induction coil 301 generates a repulsive force which is matched with the first permanent magnet 101.
The top end of the lamp post 2 is also provided with a lightning rod, and the lightning rod is used for directly guiding lightning current into the ground in thunderstorm weather.
Referring to fig. 6, the fixing mechanism 4 further includes a rotating shaft 403, a pressing sheet 404, and a fastener 405, the fastener 405 is configured to fix the pressing sheet 404 on the infrared sensing devices so as to fix the rotating shaft 403 between the two infrared sensing devices, and the second permanent magnet 402 is hinged to the infrared sensing devices through the rotating shaft 403.
Second permanent magnet 402 includes bellying, first connecting portion and second connecting portion, the one end of first connecting portion with the one end of second connecting portion is connected, the bellying sets up the position of the junction of first connecting portion and second connecting portion, first connecting portion is buckled to the direction of keeping away from the bellying, the shape of second connecting portion is square, be equipped with the through-hole that supplies the pivot to pass on the bellying, first connecting portion, second connecting portion and bellying integrated into one piece.
Referring to fig. 1 and 2, the lighting fixture further includes a limiting ring 5, the limiting ring 5 is fixedly sleeved on the topmost end of the lamp post 2, a gap is provided between the limiting ring 5 and the fixing mechanism 4, and when the lighting fixture 1 is lifted to a first preset position, the lighting fixture 1 is located between the fixing mechanism 4 and the limiting ring 5.
Referring to fig. 7, the lamp 1 is sleeved on the lamp post 2, the first permanent magnet 101 is a circular permanent magnet, and the circular permanent magnet is located at the center of the inner cavity of the lamp 1 and sleeved on the lamp post 2.
The inner cavity of the lamp 1 is also provided with a waterproof rubber ring and a lamp panel.
The second embodiment of the invention is as follows:
the difference between the second embodiment and the first embodiment is that: the magnetic induction coil 301 and the processor are both arranged at the top end of the lamp post 2;
when the lamp 1 is in a rising state, the magnetic induction coil 301 generates an attraction force which is matched with the first permanent magnet 101;
when the lamp 1 is in a descending state, the processor controls the magnetic induction coil 301 to gradually reduce the current value of the magnetic induction coil 301, and the magnetic induction coil 301 generates an attractive force which is matched with the first permanent magnet 101.
Similarly, the principle of the lamp 1 of the second embodiment that the lamp post 2 is lifted and lowered is similar to that of the first embodiment, and details are not described here.
In summary, according to the magnetic suspension lifting street lamp provided by the invention, the first permanent magnet, the magnetic induction coil and the processor are arranged, the processor is configured to adjust the magnitude of an acting force generated by the magnetic induction coil and matched with the first permanent magnet so as to control the position of the lamp on the lamp post, and the lamp is lifted to the top end of the lamp post by adopting electromagnetic force, so that the operation of personnel on the lamp can be completed on the ground in the process, the installation and maintenance efficiency can be effectively improved, the labor cost is reduced, and the safety guarantee of constructors is improved.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.
Claims (10)
1. The magnetic suspension lifting street lamp is characterized by comprising a lamp post, a lamp, a magnetic induction coil and a processor, wherein the lamp comprises a first permanent magnet, and the processor is configured to adjust the magnitude of acting force generated by the magnetic induction coil and matched with the first permanent magnet so as to control the position of the lamp on the lamp post.
2. The magnetic suspension lifting street lamp according to claim 1, wherein the magnetic induction coil and the processor are both arranged at the top end of the lamp post;
when the lamp is in a rising state, the magnetic induction coil generates attraction force matched with the first permanent magnet;
when the lamp is in a descending state, the processor controls the magnetic induction coil to gradually reduce the current value of the magnetic induction coil, and the magnetic induction coil generates attraction force matched with the first permanent magnet.
3. The magnetic suspension lifting street lamp according to claim 1, further comprising a base, wherein the bottom end of the lamp post is fixedly connected with the base, and the magnetic induction coil and the processor are arranged in an inner cavity of the base;
when the lamp is in a rising state, the magnetic induction coil generates a repulsive force matched with the first permanent magnet;
when the lamp is in a descending state, the processor controls the magnetic induction coil to gradually reduce the current value of the magnetic induction coil, and the magnetic induction coil generates a repulsive force matched with the first permanent magnet.
4. The magnetic suspension lifting street lamp according to claim 1, further comprising a fixing mechanism, wherein the fixing mechanism is fixedly arranged on the lamp post;
when the lamp moves to a first preset position, the processor controls the magnetic induction coil to reduce the current value of the magnetic induction coil to zero, and the lamp is fixed at the first preset position through the fixing mechanism.
5. The magnetic suspension lifting street lamp according to claim 4, wherein the fixing mechanism comprises a second permanent magnet, and the second permanent magnet is provided with an extending state and a retracting state relative to the lamp pole;
when the lamp moves to a first preset position, the second permanent magnet extends out relative to the lamp pole and generates an attractive force matched with the first permanent magnet to fix the lamp.
6. The magnetic suspension lifting street lamp according to claim 4, wherein the fixing mechanism comprises a hollow cylindrical shell, more than two infrared sensing devices and more than two second permanent magnets, the infrared sensing devices are fixedly arranged on the inner wall of the shell, the infrared sensing devices are electrically connected with the processor, and the axial center of the shell and the axial center of the lamp post are on the same straight line;
the second permanent magnet is hinged with the infrared sensing device, more than two through grooves are formed in the shell, the distance between every two adjacent through grooves is equal, the through grooves and the second permanent magnet are oppositely arranged and are identical in number, and the infrared sensing device is arranged on each of two opposite sides of one through groove;
when the lamp rises to a first preset position, more than two second permanent magnets rotate to a horizontal position, one ends of the more than two second permanent magnets are in mutual contact and the other ends of the more than two second permanent magnets extend out of the shell through the through grooves, mutually matched attraction force is generated between parts of the first permanent magnets and the second permanent magnets extending out of the shell, and the second permanent magnets are kept in a horizontal state so that the lamp is fixed on a lamp post;
when the lamp is in a descending state and does not descend to a second preset position, the magnetic induction coil generates attractive force matched with the second permanent magnet so that the part, extending out of the shell, of the second permanent magnet rotates towards the direction close to the shell to enable the lamp to descend; the second preset position is the position where the infrared sensing device is located;
when the lamp descends to a second preset position, the processor controls the magnetic induction coil to change the current direction of the magnetic induction coil and gradually reduce the current value of the magnetic induction coil, and the magnetic induction coil generates repulsive force matched with the first permanent magnet.
7. The magnetic levitation lifting street lamp according to claim 6, wherein the fixing mechanism further comprises a rotating shaft, a pressing sheet and a fastener, the fastener is configured to fix the pressing sheet on the infrared sensing devices so as to fix the rotating shaft between the two infrared sensing devices, and the second permanent magnet is hinged to the infrared sensing devices through the rotating shaft.
8. The magnetic suspension lifting street lamp according to claim 4, wherein the second permanent magnet comprises a protrusion, a first connecting portion and a second connecting portion, one end of the first connecting portion is connected with one end of the second connecting portion, the protrusion is disposed at a position of a connection of the first connecting portion and the second connecting portion, the first connecting portion is bent in a direction away from the protrusion, the second connecting portion is square, a through hole for the rotating shaft to pass through is formed in the protrusion, and the first connecting portion, the second connecting portion and the protrusion are integrally formed.
9. The magnetic suspension lifting street lamp according to claim 4, further comprising a limiting ring, wherein the limiting ring is fixedly sleeved on the topmost end of the lamp post, a space is arranged between the limiting ring and the fixing mechanism, and when the lamp is lifted to the first preset position, the lamp is located between the fixing mechanism and the limiting ring.
10. The magnetic suspension lifting street lamp according to claim 1, wherein the lamp is sleeved on the lamp post, the first permanent magnet is a circular permanent magnet, and the circular permanent magnet is located at the center of the inner cavity of the lamp and sleeved on the lamp post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910826789.9A CN110594664B (en) | 2019-09-03 | 2019-09-03 | Magnetic suspension lifting street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910826789.9A CN110594664B (en) | 2019-09-03 | 2019-09-03 | Magnetic suspension lifting street lamp |
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| Publication Number | Publication Date |
|---|---|
| CN110594664A true CN110594664A (en) | 2019-12-20 |
| CN110594664B CN110594664B (en) | 2021-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910826789.9A Active CN110594664B (en) | 2019-09-03 | 2019-09-03 | Magnetic suspension lifting street lamp |
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| CN111244776A (en) * | 2020-01-19 | 2020-06-05 | 梁大波 | Small-size switch board of formula of self-lifting of utilization frequency of shaking |
| CN112762422A (en) * | 2021-02-05 | 2021-05-07 | 广东建安市政工程有限公司 | Intelligent control lighting system of town road |
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|---|---|---|---|---|
| CN111244776A (en) * | 2020-01-19 | 2020-06-05 | 梁大波 | Small-size switch board of formula of self-lifting of utilization frequency of shaking |
| CN111244776B (en) * | 2020-01-19 | 2021-05-28 | 浙江信耀电气制造有限公司 | Small-size switch board of formula of self-lifting of utilization frequency of shaking |
| CN112762422A (en) * | 2021-02-05 | 2021-05-07 | 广东建安市政工程有限公司 | Intelligent control lighting system of town road |
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| Publication number | Publication date |
|---|---|
| CN110594664B (en) | 2021-12-07 |
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