CN110794876A - Shadow magnetism intelligence system of following spot - Google Patents
Shadow magnetism intelligence system of following spot Download PDFInfo
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- CN110794876A CN110794876A CN201911050412.5A CN201911050412A CN110794876A CN 110794876 A CN110794876 A CN 110794876A CN 201911050412 A CN201911050412 A CN 201911050412A CN 110794876 A CN110794876 A CN 110794876A
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- 230000005389 magnetism Effects 0.000 title claims description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 32
- 108091008695 photoreceptors Proteins 0.000 claims description 29
- 229910052742 iron Inorganic materials 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000010248 power generation Methods 0.000 abstract description 7
- 238000012545 processing Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 241001247287 Pentalinon luteum Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D3/00—Control of position or direction
- G05D3/12—Control of position or direction using feedback
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Abstract
The invention discloses an image magnetic intelligent light following system, and particularly relates to the technical field of machinery and control, and the image magnetic intelligent light following system comprises a workbench, wherein a bearing column is arranged at the center of the bottom of the workbench, and working columns are arranged on four sides of the bottom of the workbench; the utility model discloses a working column, including working column, bearing post, working column, lifting column pole, workstation bottom end face center, the fixed base that is provided with of bearing post bottom, the fixed bearing column cap that is provided with of bearing column top, the inside cavity setting that is of working column, the inside activity of working column is provided with the lifting column pole, the fixed working column pole that is provided with in lifting column pole top, the fixed bearing recess that is provided with in workstation bottom end. The projection is generated through the shading column, the first processor carries out data processing on the resistance value of the photoresistor, which changes due to the projection, so as to obtain the solar azimuth data, the subsequent second processor controls the input working current of the electromagnet disc, the lifting column rod is pushed to move by utilizing the magnetic repulsion force of like poles, the corresponding direction of the workbench is adjusted to the sun, the workbench is enabled to face the sunlight, and the solar power generation efficiency is improved.
Description
Technical Field
The invention relates to the technical field of machinery and control, in particular to an intelligent shadow magnetic light following system.
Background
At present, the solar automatic tracking system at home and abroad mainly uses light intensity comparison tracking or single-axis tracking as a tracking method and uses a motor as drive to realize automatic tracking. The problems of complex structure, low tracking precision, incapability of full-automatic tracking and the like exist in the prior art. In order to solve the problems, the design aims to develop a set of solar panel intelligent light tracking system which takes a sundial working principle as a tracking method, an embedded system as control and electromagnetic force as drive.
Contrast domestic and foreign current situation, it has the solar panel direction of adjusting according to the change of sun-irradiation angle to improve solar panel generating efficiency's research, traditional solar energy needs carry out data set to every different area of earth to the light system, in case the installation in addition, just inconvenient removal or dismouting, can't adjust solar panel orientation, influence solar energy generating efficiency.
Disclosure of Invention
In order to overcome the above defects in the prior art, an embodiment of the present invention provides an intelligent shadow and magnetic light tracking system, wherein sunlight irradiates on a photoreceptor, a shading column is used to generate a projection, a first processor performs data processing on a resistance value of a photo resistor, which changes due to the projection, to obtain solar azimuth data, a second processor controls an input working current of an electromagnet disc, and further a homopolar magnetic repulsion force is used to push a lifting column rod to move, the lifting state of the lifting column rods inside four working columns is controlled to realize the inclination of a working platform, the corresponding orientation of the working platform is adjusted to the sun, so that the working platform faces the sunlight, and the solar power generation efficiency is improved, thereby solving the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: an image magnetic intelligent light following system comprises a workbench, wherein a bearing column is arranged at the center of the bottom of the workbench, and working columns are arranged on four sides of the bottom of the workbench;
the working column is characterized in that a base is fixedly arranged at the bottom end of the bearing column, a bearing column head is fixedly arranged at the top end of the bearing column, the interior of the working column is hollow, a lifting column rod is movably arranged in the working column, a working column head is fixedly arranged at the top end of the lifting column rod, a bearing groove is fixedly arranged at the center of the bottom end face of the working table, working grooves are fixedly arranged on four sides of the bottom end face of the working table, the bearing column head is movably connected with the bearing groove, and the working column head is movably connected with the working grooves;
an electromagnet disc is fixedly arranged at the bottom of the working column, a permanent magnet disc is fixedly arranged at the bottom end of the lifting column rod, the electromagnet disc is matched with the permanent magnet disc, clamping grooves are fixedly arranged on two sides of the surface of the lifting column rod, fixed blocks are fixedly arranged on two sides of the top of the working column, clamping strips are movably arranged in the fixed blocks and clamped with the clamping grooves, an electromagnet block is fixedly arranged in the fixed blocks, a permanent magnet block is fixedly arranged at one end, adjacent to the electromagnet block, of each clamping strip, and the electromagnet block is matched with the permanent magnet block;
the workstation outside is provided with the photoreceptor, the fixed shading post that is provided with in photoreceptor top end face center, the fixed photo resistance that is provided with of photoreceptor top end face, the inside fixed first treater and the second treater of being provided with of photoreceptor, the photo resistance output is connected with first treater input, first treater output is connected with second treater input, second treater output is connected with electromagnetism iron plate and electromagnetism iron plate current control end.
In a preferred embodiment, four working columns are arranged at the same distance from the bearing column, and the bearing column head and the working column head are both arranged in a spherical shape.
In a preferred embodiment, the electromagnet disc and the permanent magnet disc are arranged in the same way, and both the electromagnet disc and the permanent magnet disc are arranged in a disc shape and are arranged in a vertical collinear way.
In a preferred embodiment, the lifting column rod is made of stainless steel materials, the number of the clamping grooves is set to be a plurality, the clamping grooves are uniformly and vertically arranged corresponding to the surface of the lifting column rod, and the inner wall of the working column is provided with a solenoid.
In a preferred embodiment, the photoreceptor is arranged in a disc shape, the shading column is arranged in a cylindrical shape, and the number of the photoresistors is arranged in a plurality and is arranged on the top end surface of the photoreceptor in a surrounding manner.
In a preferred embodiment, the two fixing blocks are symmetrically arranged around the axial line of the working column, the fixing blocks penetrate through two sides of the top of the working column, and the clamping strips penetrate through the fixing blocks.
In a preferred embodiment, the electromagnet blocks and the permanent magnet blocks are arranged in an opposite way, and the electromagnet blocks and the permanent magnet blocks are horizontally arranged in a collinear way.
In a preferred embodiment, a return spring is arranged on one side of the permanent magnet block, and the return spring is sleeved with the electromagnet block.
The invention has the technical effects and advantages that:
1. the workbench is supported by the bearing columns and the working columns, the workbench is used for mounting the solar panel, sunlight irradiates on the photoreceptor, the sunlight can generate projection on the surface of the photoreceptor due to the shielding of the shading columns, the projection causes the resistance value of part of the photoresistors to change, the resistance value change of the photoresistors is subjected to data processing by the first processor to obtain solar azimuth data, the solar azimuth data is subsequently input into the second processor, the second processor is used for controlling the input working current of the electromagnetic steel disc, the lifting column rods are pushed to move by the repulsion force of homopolar magnetism, the lifting states of the lifting column rods in the four working columns are controlled to realize the inclination of the workbench, the corresponding direction of the workbench is adjusted to the sun, so that the workbench is opposite to the sunlight, and the solar power generation efficiency is improved compared with the existing solar panel which cannot be adjusted;
2. according to the lifting column rod, the fixing block is arranged, when the height of the lifting column rod is adjusted, the second processor is used for controlling the input current of the electromagnet block, the electromagnet block and the different magnetic poles of the permanent magnet block are attracted, the clamping strips shrink to be in the fixing block, the clamping strips are removed from being clamped in the clamping grooves in the lifting column rod, the lifting column rod is convenient to adjust in a lifting mode, after the electromagnet block is powered off subsequently, the magnetism of the electromagnet block is eliminated, the resetting springs are used for pushing the clamping strips to reset, the clamping strips are clamped in the clamping grooves in the lifting column rod again, the lifting column rod is convenient to fix, the input current of the electromagnet disc is conveniently cut off subsequently, unnecessary electric energy waste is saved, and the stability of the workbench after adjustment is backward.
Drawings
Fig. 1 is an overall schematic view of the present invention.
FIG. 2 is a schematic bottom view of the inventive table.
FIG. 3 is a schematic view of the entire load-bearing column of the present invention.
Fig. 4 is an overall schematic view of the working column of the present invention.
Fig. 5 is a schematic cross-sectional view of a working string of the present invention.
FIG. 6 is an overall schematic view of the photoreceptor of the present invention.
FIG. 7 is a schematic top view of a photoreceptor according to the present invention.
FIG. 8 is a schematic top cross-sectional view of a photoreceptor according to the present invention.
The reference signs are: 1 workbench, 2 bearing columns, 3 working columns, 4 bases, 5 bearing column heads, 6 lifting column rods, 7 working column heads, 8 bearing grooves, 9 working grooves, 10 electromagnet disks, 11 permanent magnet disks, 12 clamping grooves, 13 fixing blocks, 14 clamping strips, 15 electromagnet blocks, 16 permanent magnet blocks, 17 photoreceptors, 18 shading columns, 19 photoresistors, 20 first processors, 21 second processors, 22 solenoids and 23 reset springs.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides an intelligent shadow magnetic light following system as shown in figures 1-8, which comprises a workbench 1, wherein a bearing column 2 is arranged at the center of the bottom of the workbench 1, and working columns 3 are arranged on four sides of the bottom of the workbench 1;
the bottom end of the bearing column 2 is fixedly provided with a base 4, the top end of the bearing column 2 is fixedly provided with a bearing column head 5, the interior of the working column 3 is hollow, the interior of the working column 3 is movably provided with a lifting column rod 6, the top end of the lifting column rod 6 is fixedly provided with a working column head 7, the center of the bottom end face of the working table 1 is fixedly provided with a bearing groove 8, four sides of the bottom end face of the working table 1 are fixedly provided with working grooves 9, the bearing column head 5 is movably connected with the bearing groove 8, and the working column head 7 is movably connected with the working groove 9;
an electromagnet disc 10 is fixedly arranged at the bottom of the working column 3, a permanent magnet disc 11 is fixedly arranged at the bottom end of the lifting column rod 6, the electromagnet disc 10 is matched with the permanent magnet disc 11, clamping grooves 12 are fixedly arranged on two sides of the surface of the lifting column rod 6, fixed blocks 13 are fixedly arranged on two sides of the top of the working column 3, clamping strips 14 are movably arranged in the fixed blocks 13, the clamping strips 14 are clamped with the clamping grooves 12, an electromagnet block 15 is fixedly arranged in the fixed blocks 13, a permanent magnet block 16 is fixedly arranged at one end, adjacent to the electromagnet block 15, of each clamping strip 14, and the electromagnet block 15 is matched with the permanent magnet block 16;
the outside photoreceptor 17 that is provided with of workstation 1, photoreceptor 17 top end face center is fixed and is provided with anti-dazzling post 18, photoreceptor 17 top end face is fixed and is provided with photo resistance 19, photoreceptor 17 is inside fixed to be provided with first treater 20 and second treater 21, photo resistance 19 output and first treater 20 input are connected, first treater 20 output is connected with second treater 21 input, second treater 21 output is connected with electromagnet disc 10 and 16 current control ends of electromagnet iron piece.
Further, four working columns 3 and heel post 2 interval are the same setting, the heel post head 5 and working column head 7 are spherical setting, utilize weighing column 2 to support the workstation middle part, and four working columns 3 support the four sides of workstation 1.
Further, electromagnetism iron disc 10 is the same setting with the permanent magnet disc 11 magnetic pole, electromagnetism iron disc 10 is the disc setting with permanent magnet disc 11, and is vertical collineation setting, utilizes the motion of the repulsion force control lift post 6 between electromagnetism iron disc 10 and the permanent magnet disc 11, and when 10 input current of electromagnetism iron disc was lower, the magnetic force that the electromagnetism iron disc 10 produced was lower relatively, consequently controls lift post 6 and descends, otherwise when 10 input current of electromagnetism iron disc is higher, controls lift post 6 and descends.
Further, the lifting column pole 6 has stainless steel material to make, draw-in groove 12 quantity sets up to a plurality ofly, and corresponds lifting column pole 6 surface and be even vertical range setting, 3 inner walls of working column are provided with solenoid 22, and after carrying out the lift adjustment to lifting column pole 6, make things convenient for the card strip 14 to the high draw-in groove 12 that the joint corresponds, conveniently fix lifting column pole 6.
Further, the photoreceptor 17 is the disc setting, the shading post 18 is cylindrical setting, photo resistance 19 quantity sets up to a plurality ofly, and be the surrounding type and lay and photoreceptor 17 top end face, makes things convenient for the sunlight to shine on photoreceptor 17, and the sunlight can produce the projection on photoreceptor 17 surface because of sheltering from of shading post 18, makes things convenient for the projection to produce the influence to photo resistance 19, changes photo resistance 17's resistance.
The implementation mode is specifically as follows: when the system is used, a solar panel for solar power generation is fixedly arranged on a workbench 1, sunlight irradiates on a photoreceptor 17, the sunlight generates projection on the surface of the photoreceptor 17 due to the shielding of a shielding column 18, the projection causes the resistance value of a part of a photoresistor 19 to change, a first processor 20 receives the resistance value of the photoresistor 19, the system firstly performs analog-to-digital conversion on the analog quantity of a collected photosensitive signal, stores the converted digital quantity in units of one group, compares the digital quantity with a set direction numerical value group to obtain the current direction information, sends the information to a second processor 21, the second processor 21 performs electrical initialization, monitors and sends the signal in real time, adjusts the current input of the corresponding electromagnet disk 10, obtains proper current through an amplifying circuit to drive the electromagnet disk 10, and the electromagnet disk 10 generates magnetic force, the homopolar arrangement of the electromagnet disc 10 and the permanent magnet blocks 11 is utilized, the lifting column rods 6 are pushed to move by utilizing the magnetic repulsion force of homopolar magnetism, the lifting state of the lifting column rods 6 in the four working columns 3 is controlled, the inclination of the working table 1 is realized, the corresponding direction of the working table 1 is adjusted to the sun, the working table 1 is opposite to the sunlight, and the solar power generation efficiency is improved;
as shown in fig. 5, the shadow magnetism intelligence system of following spot two fixed block 13 is the symmetry setting about 3 axial leads of working column, fixed block 13 runs through and stretches out 3 top both sides of working column, card strip 14 runs through the setting of fixed block 13, makes things convenient for card strip 14 joint draw-in groove 14 on the lifting column pole 6, fixes lifting column pole 6.
Further, electromagnet block 15 is opposite setting with 16 magnetic poles of permanent magnet block, electromagnet block 15 is the setting of level collineation with permanent magnet block 16, through the input current of control electromagnet block 15, and then utilizes electromagnet block 15 to produce magnetic force, adsorbs permanent magnet block 16 of 14 one ends of draw-in strip, makes the shrink of draw-in strip 14, removes the joint of draw-in strip 14 to draw-in groove 12, conveniently adjusts lift post 6.
Further, 16 one sides of permanent magnet pieces are provided with reset spring 23, reset spring 23 cup joints with electromagnet piece 15, and the convenience utilizes reset spring 23 to promote the motion of card strip 14 when cutting off power supply to electromagnet piece 15, resumes card strip 14 and carries out the joint to draw-in groove 12 on the lift post 6, fixes lift card post 6.
The implementation mode is specifically as follows: when the height of the lifting column rod 6 is adjusted, the second processor 21 controls the input current of the electromagnet block 15 firstly, the electromagnet block 15 and the permanent magnet block 16 are attracted by different magnetic poles, the clamping strip 14 contracts to be fixed inside the fixed block 13, the clamping groove 12 on the lifting column rod 6 clamped by the clamping strip 14 is removed, the subsequent lifting column rod 6 is adjusted in height by the repulsive force between the electromagnet disc 15 and the permanent magnet disc 11, after the electromagnet block 15 is powered off, the magnetism of the electromagnet block 15 is eliminated, the compressed reset spring 23 pushes the clamping strip 14 to reset, the clamping strip 14 is clamped in the clamping groove 12 on the lifting column rod 6 again, the lifting column rod 6 is conveniently fixed, the subsequent input current of the electromagnet disc 10 is conveniently cut off, unnecessary electric energy waste is saved, and the stability of the workbench 1 after adjustment is backward is improved.
The working principle of the invention is as follows:
referring to the attached drawings 1-8 of the specification, when the system is used, a solar panel for solar power generation is fixedly arranged on a workbench 1, sunlight irradiates on a photoreceptor 17, sunlight can generate projection on the surface of the photoreceptor 17 due to the shielding of a shading column 18, the projection causes the resistance value of a part of a photoresistor 19 to change, a first processor 20 is used for carrying out data processing on the resistance value change of the photoresistor 19 to obtain solar azimuth data, the subsequent first processor 20 inputs the solar azimuth data into a second processor 21, the second processor 21 is used for controlling the input working current of an electromagnet disk 10, the electromagnet disk 10 generates magnetic force, the electromagnet disk 10 and a permanent magnet block 11 are arranged in the same pole, the lifting column 6 is pushed to move by the repulsion force of the same pole magnetism, the lifting state of the lifting column 6 in the four working columns 3 is controlled, and the inclination of the workbench 1 is realized, the corresponding direction of the workbench 1 is adjusted to the sun, so that the workbench is opposite to the sunlight, and the solar power generation efficiency is improved;
referring to the attached drawing 5 of the specification, when the height of the lifting column rod 6 is adjusted, the second processor 21 is used for controlling the input current of the electromagnet block 15, the electromagnet block 15 and the permanent magnet block 16 are attracted by different magnetic poles, the clamping strip 14 contracts to be inside the fixing block 13, the clamping groove 12 on the lifting column rod 6 clamped by the clamping strip 14 is removed, the lifting column rod 6 is conveniently adjusted in a lifting mode, after the electromagnet block 15 is subsequently powered off, the magnetism of the electromagnet block 15 is eliminated, the clamping strip 14 is pushed to reset by the reset spring 23, the clamping strip 14 is clamped in the clamping groove 12 on the lifting column rod 6 again, the lifting column rod 6 is conveniently fixed, the input current to the electromagnet disc 10 is conveniently cut off subsequently, unnecessary electric energy waste is saved, and the stability of the workbench 1 facing backwards in adjustment is improved.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (8)
1. The utility model provides a shadow magnetism intelligence system of following spot, includes workstation (1), its characterized in that: the center of the bottom of the workbench (1) is provided with a bearing column (2), and four sides of the bottom of the workbench (1) are provided with working columns (3);
the bottom end of the bearing column (2) is fixedly provided with a base (4), the top end of the bearing column (2) is fixedly provided with a bearing column head (5), the interior of the working column (3) is hollow, a lifting column rod (6) is movably arranged in the working column (3), the top end of the lifting column rod (6) is fixedly provided with a working column head (7), the center of the bottom end face of the workbench (1) is fixedly provided with a bearing groove (8), four sides of the bottom end face of the workbench (1) are fixedly provided with working grooves (9), the bearing column head (5) is movably connected with the bearing groove (8), and the working column head (7) is movably connected with the working groove (9);
the electromagnetic iron plate is fixedly arranged at the bottom of the working column (3), the permanent magnet plate (11) is fixedly arranged at the bottom end of the lifting column rod (6), the electromagnetic iron plate (10) is matched with the permanent magnet plate (11), clamping grooves (12) are fixedly arranged on two sides of the surface of the lifting column rod (6), fixed blocks (13) are fixedly arranged on two sides of the top of the working column (3), clamping strips (14) are movably arranged in the fixed blocks (13), the clamping strips (14) are clamped with the clamping grooves (12), electromagnetic iron blocks (15) are fixedly arranged in the fixed blocks (13), permanent magnet blocks (16) are fixedly arranged at one ends, adjacent to the electromagnetic iron blocks (15), of the clamping strips (14), and the electromagnetic iron blocks (15) are matched with the permanent magnet blocks (16);
workstation (1) outside is provided with photoreceptor (17), photoreceptor (17) top end face center is fixed and is provided with shading post (18), photoreceptor (17) top end face is fixed and is provided with photo resistance (19), photoreceptor (17) inside fixed is provided with first treater (20) and second treater (21), photo resistance (19) output is connected with first treater (20) input, first treater (20) output is connected with second treater (21) input, second treater (21) output is connected with electromagnet dish (10) and electromagnet piece (16) current control end.
2. The shadow magnetic intelligent light following system according to claim 1, characterized in that: the four working columns (3) and the bearing columns (2) are arranged at the same interval, and the bearing column heads (5) and the working column heads (7) are arranged in a spherical shape.
3. The shadow magnetic intelligent light following system according to claim 1, characterized in that: electromagnetism iron disc (10) are the same setting with permanent magnet dish (11) magnetic pole, electromagnetism iron disc (10) are the disc setting with permanent magnet dish (11), and are vertical collineation setting.
4. The shadow magnetic intelligent light following system according to claim 1, characterized in that: lifting column pole (6) have the stainless steel material to make, draw-in groove (12) quantity sets up to a plurality ofly, and corresponds lifting column pole (6) surface and be even vertical arrangement setting, working column (3) inner wall is provided with solenoid (22).
5. The shadow magnetic intelligent light following system according to claim 1, characterized in that: the light sensor (17) is arranged in a disc shape, the shading columns (18) are arranged in a cylindrical shape, and the number of the photoresistors (19) is multiple and the photoresistors are arranged on the top end face of the light sensor (17) in a surrounding mode.
6. The shadow magnetic intelligent light following system according to claim 1, characterized in that: two fixed block (13) are the symmetry setting about working column (3) axial lead, fixed block (13) run through and stretch out working column (3) top both sides, card strip (14) run through fixed block (13) and set up.
7. The shadow magnetic intelligent light following system according to claim 1, characterized in that: the magnetic poles of the electromagnet block (15) and the permanent magnet block (16) are arranged oppositely, and the electromagnet block (15) and the permanent magnet block (16) are arranged horizontally and collinearly.
8. The shadow magnetic intelligent light following system according to claim 1, characterized in that: and a return spring (23) is arranged on one side of the permanent magnet block (16), and the return spring (23) is sleeved with the electromagnet block (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911050412.5A CN110794876A (en) | 2019-10-31 | 2019-10-31 | Shadow magnetism intelligence system of following spot |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911050412.5A CN110794876A (en) | 2019-10-31 | 2019-10-31 | Shadow magnetism intelligence system of following spot |
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| CN110794876A true CN110794876A (en) | 2020-02-14 |
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| CN201911050412.5A Pending CN110794876A (en) | 2019-10-31 | 2019-10-31 | Shadow magnetism intelligence system of following spot |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112435610A (en) * | 2020-10-27 | 2021-03-02 | 浙江理工大学科技与艺术学院 | High-speed railway platform information indicating device |
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2019
- 2019-10-31 CN CN201911050412.5A patent/CN110794876A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112435610A (en) * | 2020-10-27 | 2021-03-02 | 浙江理工大学科技与艺术学院 | High-speed railway platform information indicating device |
| CN112435610B (en) * | 2020-10-27 | 2022-09-16 | 浙江树人学院（浙江树人大学） | High-speed railway platform information indicating device |
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