CN114822258B - Rapid identification method and system for national park scope - Google Patents
Rapid identification method and system for national park scope Download PDFInfo
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- CN114822258B CN114822258B CN202210496892.3A CN202210496892A CN114822258B CN 114822258 B CN114822258 B CN 114822258B CN 202210496892 A CN202210496892 A CN 202210496892A CN 114822258 B CN114822258 B CN 114822258B
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- 238000000034 method Methods 0.000 title claims description 16
- 238000009434 installation Methods 0.000 claims abstract description 33
- 238000012545 processing Methods 0.000 claims description 12
- 238000001179 sorption measurement Methods 0.000 claims description 9
- 230000008859 change Effects 0.000 claims description 4
- 238000005457 optimization Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 238000007664 blowing Methods 0.000 abstract description 6
- 238000003780 insertion Methods 0.000 description 13
- 230000037431 insertion Effects 0.000 description 13
- 238000003825 pressing Methods 0.000 description 8
- 238000004891 communication Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses a rapid identification system of national park scope in the technical field of equipment for parks, which comprises: branch, the mount pad is installed on the branch top, surface rotation installs the installation pole on the mount pad, display and treatment facility are installed to installation pole lateral wall, treatment facility and display electric connection rotate in the mount pad top through the installation pole, reduce contained angle between display and the wind direction, receive wind-force when great at the display front or the back in the device, the installation pole can rotate in the top of mount pad, make the display along with rotating together for reduce the contained angle of display and the wind-blowing direction, make display and wind direction tend to be parallel, thereby reduce the atress size of display, guarantee display and equipment integral erection's stability.
Description
Technical Field
The invention relates to the technical field of equipment for parks, in particular to a method and a system for quickly identifying a national park scope.
Background
National parks are one of the park types, national parks being a national level public open area.
In the process of putting national parks into use, in order to conveniently know the internal conditions of the national parks, equipment which can be quickly identified is required to be used and is arranged in each place in the parks, the equipment can quickly make judgment according to collected indexes, an optimization suggestion is given on the basis of a judgment result, information is displayed on a display and is provided for people, and if which area of the parks is under construction, the information can be avoided in advance;
however, the display is generally fixedly installed in a use area through the supporting rod, and in windy weather, when wind directly blows to the front or back of the display, the display is subjected to a large wind force, which affects the stability of the installation of the display.
Disclosure of Invention
The invention aims to provide a method and a system for rapidly identifying a national park range, which are used for solving the problem that the strong wind environment influences the installation stability of a display in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a national park wide quick identification system comprising: a strut;
the mounting seat is installed on the branch top, the surface rotation installs the installation pole on the mounting seat, display and treatment facility are installed to installation pole lateral wall, treatment facility and display electric connection rotate in the mounting seat top through the installation pole, reduce contained angle between display and the wind direction.
Preferably, the lower end face of the installation rod is provided with an insertion rod, the upper surface of the installation seat is provided with an installation hole, the insertion rod is rotatably inserted into the inner cavity of the installation hole, and the outer wall of the insertion rod is sleeved with a torsion spring connected with the inner wall of the installation hole.
Preferably, the side wall of the insertion rod is provided with an installation groove, the inner cavity of the installation groove is slidably inserted with a limit block, an elastic element is arranged between the inner side wall of the limit block and the inner wall of the installation groove, the inner wall of the installation hole is provided with a limit groove, the outer side end of the limit block is inserted in the inner cavity of the limit groove,
wherein, the upper surface of inserted bar has been seted up and has been accomodate the groove, it has the piece of drawing to accomodate groove inner chamber slidable mounting, draw a piece outer wall and accomodate and install the spring between the inslot wall, draw the up end of piece and install the stay cord, the end of stay cord extends to in the inner chamber of mounting groove and is connected with the inside wall of stopper, the gas receiver is installed to the outer wall of display, gas receiver inner chamber slidable mounting has the clamp plate, the gas receiver inner chamber passes through the hose and communicates with the inner chamber top of accomodating the groove.
Preferably, the two side walls of the back surface of the display are both provided with mounting plates, the outer side walls of the mounting plates are hinged with guide plates,
the mounting panel back has been seted up the fluting, the fluting inner chamber articulates there is the push rod, the outside of push rod is served and is articulated to have the connecting seat, connecting seat slidable mounting is on the front surface of guide plate, driving motor is installed to the mounting panel top, driving motor's output shaft extend to in the grooved inner chamber and with push rod outer wall connection, two sets of touch switch are installed to the gas receiver inner chamber, the clamp plate separates two sets of touch switch, two sets of touch switch all with driving motor electric connection.
Preferably, one side wall of each of the two groups of guide plates, which is opposite to the guide plates, is provided with a mounting groove, an expansion plate is inserted into the inner cavity of the mounting groove in a sliding manner, an elastic part is arranged between the outer wall of the inner side of the expansion plate and the inner wall of the mounting groove,
the air guide plate is characterized in that a connecting magnetic block is mounted on the outer wall of the inner side of the expansion plate, an opening communicated with the mounting groove is formed in the front surface of the air guide plate, an adsorption magnetic block penetrating through the opening is mounted on the back surface of the mounting plate, the adsorption magnetic block is opposite to a magnetic pole on one side opposite to the connecting magnetic block, and the adsorption magnetic block is aligned to the connecting magnetic block.
Preferably, a telescopic stop block is arranged between the outer wall of the inner side of the expansion plate and the inner wall of the placing groove, and the connecting magnetic block, the adsorption magnetic block and the elastic piece are separated by the telescopic stop block.
Preferably, the two sides of the upper surface of the display are rotatably provided with rotating rods, a torsion spring is arranged between the outer wall of the rotating rod and the outer wall of the display, the outer wall of the rotating rod is wound with a connecting rope, the tail end of the connecting rope is connected with the outer wall of the expansion plate,
the display device comprises a rotating rod, a display screen and a reflector, wherein the top end of the rotating rod is provided with an installation block, the outer wall of the installation block is provided with the reflector, and the two groups of reflectors are respectively positioned on two sides of the display.
A method for rapidly identifying a national park scope utilizes a system for rapidly identifying the national park scope, and comprises the following steps:
the first step is as follows: the processing device processes the received information, displays the processed information on the display, and displays the optimization suggestion given by the processing device on the display;
the second step is that: in the in-process that uses, when meetting during the strong wind weather, wind-force promotes the clamp plate and removes to the gas receiver is inside, add the inner chamber of accomodating the groove with the inside air of gas receiver through the hose, make the pull block move down the pulling stay cord, shift out the stopper from the inner chamber of spacing groove, the display receives the wind-force influence this moment, can make the inserted bar rotate in the inner chamber of mounting hole, make the angle change of display, with the contained angle that reduces to blow to form between direction and the display, reduce the wind-force that the display received.
Compared with the prior art, the invention has the beneficial effects that: when the front or the back of the display receives wind power greatly in the device, the mounting rod can rotate above the mounting seat, so that the display rotates along with the mounting seat, an included angle between the display and the wind blowing direction is reduced, the display and the wind direction tend to be parallel, the stress size of the display is reduced, and the stability of the integral installation of the display and equipment is ensured.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic view of the connection structure of the mounting seat and the insertion rod according to the present invention;
FIG. 3 is a schematic view of the connection structure of the mounting plate and the baffle of the present invention;
FIG. 4 is a schematic view of the connection structure of the gas storage tank and the touch switch according to the present invention;
FIG. 5 is a schematic view of a connection structure of a deflector and an expansion plate according to the present invention;
FIG. 6 is a schematic view of the connection structure of the mounting plate and the push rod according to the present invention.
In the figure: 1. a strut; 2. a mounting seat; 3. mounting a rod; 4. a display; 5. mounting blocks; 6. a reflective mirror; 7. a rotating rod; 8. a hose; 9. inserting a rod; 10. a limiting block; 11. a limiting groove; 12. pulling the block; 13. pulling a rope; 14. mounting a plate; 15. a drive motor; 16. a baffle; 17. expanding the board; 18. connecting a rope; 19. a gas storage tank; 20. pressing a plate; 21. a touch switch; 22. placing a groove; 23. an elastic member; 24. adsorbing a magnetic block; 25. a connecting magnetic block; 26. a telescopic stop block; 27. a push rod; 28. a connecting seat.
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.
Example 1:
referring to fig. 1, a system for fast identification of a national park range includes: the park information prompt system comprises a display 4 and a processing device, wherein the processing device is communication equipment and a processor, the processor is electrically connected with the display 4, the communication equipment collects information, then the information is processed by the processor and displayed on the display 4, and information prompts are given to people in a park (a construction area can be avoided, and meanwhile, the internal situation of the park can be shown, so that the experience of the park is stronger), the park information prompt system also comprises a mounting frame for mounting the display 4 and the processing device, the mounting frame is composed of a supporting rod 1, a mounting seat 2 and a mounting rod 3, and the processing device and the display 4 are both mounted on the outer wall of the mounting rod 3 (fixedly mounted through bolts and nuts);
referring to fig. 1 and 2, a mounting seat 2 is fixedly mounted on the top end of a supporting rod 1, a mounting rod 3 is rotatably mounted on the upper surface of the mounting seat 2, so that the mounting rod 3 can rotate above the mounting seat 2, specifically, an insertion rod 9 is mounted on the lower end surface of the mounting rod 3, a mounting hole is formed in the upper surface of the mounting seat 2, the insertion rod 9 is rotatably inserted into an inner cavity of the mounting hole, a torsion spring connected with the inner wall of the mounting hole is sleeved on the outer wall of the insertion rod 9, the torsion spring drives the insertion rod 9 and the mounting rod 3 to reset, and in a strong wind weather, when wind directly blows to the front side or the back side of a display 4, the display 4 is influenced by wind blowing acting force, so that the insertion rod 9 rotates in the inner cavity of the mounting hole, the mounting rod 3 and the display 4 rotate above the mounting seat 2, the angle between the display 4 and the wind blowing direction is reduced, and the wind blowing direction tends to be parallel to the display 4, so as to reduce the influence of the wind on the display 4, thereby ensuring the stability of the mounting seat 4 and the mounting;
referring to fig. 1, 2 and 3, in order to prevent the installation rod 3 from easily rotating, an installation groove is formed on the side wall of the insertion rod 9, a limiting block 10 is slidably inserted into the inner cavity of the installation groove, an elastic element (spring) is installed between the inner side wall of the limiting block 10 and the inner wall of the installation groove, a limiting groove 11 is formed on the inner wall of the installation hole, the outer end of the limiting block 10 is inserted into the inner cavity of the limiting groove 11, the insertion rod 9 and the installation rod 3 are fixed so that the installation rod 3 cannot easily rotate, in order to enable the installation rod 3 to rotate in a strong wind environment, an accommodating groove is formed on the upper surface of the insertion rod 9, a pull block 12 is slidably installed in the inner cavity of the accommodating groove, the pull block 12 can move up and down in the inner cavity of the accommodating groove (the direction shown in fig. 2), the spring is installed between the outer wall of the pull block 12 and the inner wall of the accommodating groove, a pull rope 13 is installed on the upper end surface of the pull block 12, the tail end of the pull rope 13 extends into the inner cavity of the mounting groove and is connected with the inner side wall of the limiting block 10, the air storage box 19 is installed on the outer wall of the display 4, the pressing plate 20 is installed in the inner cavity of the air storage box 19 in a sliding mode (two groups of mechanisms formed by the air storage box 19 and the pressing plate 20 are respectively installed on the front surface and the back surface of the display 4, the structure of the front surface of the display 4 is not shown in the drawing, the structure of the front surface is the same as that of the back surface), the inner cavity of the air storage box 19 is communicated with the top of the inner cavity of the accommodating groove through the hose 8, when the outside wind blows to the front surface or the back surface of the display 4, the pressing plate 20 is stressed to influence the inside of the air storage box 19, partial air inside the air storage box 19 is squeezed into the inner cavity of the accommodating groove, the pull block 12 moves downwards, when the outside wind is large (larger than a preset value, namely a strong wind environment), the moving amplitude of the pressing plate 20 is increased, the air entering the containing groove is increased, the downward moving range of the pull block 12 is increased, the limit block 10 is moved out of the limit groove 11, the limit of the inserted link 9 and the installation rod 3 is eliminated, the installation rod 3 can work under the strong wind environment, and the wind power blows to the front or the back of the display 4.
Example 2:
referring to fig. 3, 4, 5 and 6, on the basis of embodiment 1, in order to increase the wind resistance of the display 4, the two side walls of the back of the display 4 are both provided with the mounting plates 14, the outer side walls of the mounting plates 14 are hinged with the guide plates 16, the back of the mounting plates 14 is provided with transverse slots (in the direction shown in fig. 6), the inner cavities of the slots are hinged with the push rods 27, the push rods 27 can swing transversely in the slots to change the angle of the push rods 27, the outer side ends of the push rods 27 are hinged with the connecting seats 28, the connecting seats 28 are slidably mounted on the front surfaces of the guide plates 16, the driving motors 15 are mounted above the mounting plates 14, the output shafts of the driving motors 15 extend into the inner cavities of the slots and are connected with the outer walls of the push rods 27, the inner cavities of the air storage boxes 19 are provided with two sets of touch switches 21, the two sets of touch switches 21 are separated by the pressing plates 20, the two sets of touch switches 21 are electrically connected with the driving motors 15, in a strong wind environment, when the wind stops, the pressing plate 20 can press the inner side of the touch switches 21, the pressing plate can press the driving motors 15 to work, the pushing rod 27 to drive the guide plates 16 to move, the servo motor driving device, the servo motor can be connected with the servo motor through the JSF-AS a power supply device, and a power supply device (JSF-30) which can be connected with the servo motor);
referring to fig. 3, 5 and 6, in order to increase the coverage of the flow guide plates 16, a mounting groove 22 is formed on one side wall of each of two groups of flow guide plates 16, an expansion plate 17 is slidably inserted into an inner cavity of the mounting groove 22, an elastic member 23 (spring) is installed between an inner side outer wall of the expansion plate 17 and an inner wall of the mounting groove 22, a connecting magnet 25 is installed on an inner side outer wall of the expansion plate 17, an opening communicated with the mounting groove 22 is formed on the front surface of the flow guide plate 16, an adsorbing magnet 24 is installed on the back surface of the mounting plate 14 and penetrates through the opening, the magnetic poles of the adsorbing magnet 24 and the connecting magnet 25 are opposite, the flow guide plate 16 rotates to stagger the adsorbing magnet 24 and the connecting magnet 25, so that the magnetic attraction between the two disappears, through the elastic expansion of the elastic piece 23, the expanding plate 17 moves outwards, the overall coverage range of the guide plate 16 is increased, the guide plate 16 is reset, the adsorption magnetic block 24 can penetrate through the opening to enter the inner cavity of the mounting groove 22 and be aligned with the connection magnetic block 25, suction force is generated between the connection magnetic block and the connection magnetic block again, the expanding plate 17 moves towards the inner cavity of the mounting groove 22, in order to avoid magnetic interference with the elastic piece 23, a telescopic stop block 26 is arranged between the outer wall of the inner side of the expanding plate 17 and the inner wall of the mounting groove 22 (the telescopic stop block 26 is composed of a connecting block and a stop block, the stop block is slidably inserted into a groove formed in the outer wall of the connecting block, and can slide in the groove), and the connection magnetic block 25, the adsorption magnetic block 24 and the elastic piece 23 are separated by the telescopic stop block 26;
referring to fig. 1 and 3, in order to ensure the effect of information display of the display 4, rotating rods 7 are rotatably mounted on both sides of the upper surface of the display 4, a torsion spring is sleeved on the outer wall of each rotating rod 7, both ends of the torsion spring are respectively connected with the outer wall of the display 4 and the outer wall of each rotating rod 7, a connecting rope 18 is wound on the outer wall of each rotating rod 7, the tail end of each connecting rope 18 is connected with the outer wall of an expansion plate 17, a mounting block 5 is mounted at the top end of each rotating rod 7, reflectors 6 are mounted on the outer wall of each mounting block 5, two groups of reflectors 6 are respectively located on both sides of the display 4, and in a strong wind environment, when the expansion plate 17 moves, the connecting rope 18 is pulled out of the outer wall of the rotating rods 7, so that the rotating rods 7 rotate the reflectors 6 to both sides of the front surface of the display 4, and the information on the display 4 is mapped by the reflectors 6, so that the display 4 cannot be in an incomplete state (in a strong wind environment, the display 4 can rotate and tilt);
in contrast to example 1, the mounting plate 14, the air guide plate 16, and other components are added to guide the air flow on the back surface of the display 4, thereby protecting the display 4.
A method for rapidly identifying a national park scope utilizes a system for rapidly identifying a national park scope, and comprises the following steps:
the first step is as follows: the processing device processes the received information, displays the processed information on the display 4, and displays an optimization suggestion given by the processing device on the display 4;
the second step is that: in the in-process of using, when meetting the strong wind weather, wind-force promotes clamp plate 20 and removes to gas storage tank 19 is inside, pass through hose 8 with the inside air of gas storage tank 19 and add in the inner chamber of receiving the groove, make and draw piece 12 and move down pulling stay cord 13, shift out stopper 10 from the inner chamber of spacing groove 11, display 4 receives the wind-force influence this moment, can make inserted bar 9 rotate in the inner chamber of mounting hole, make display 4's angle change, with the contained angle that forms between reducing the wind blowing direction and the display 4, reduce the wind-force that display 4 received.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A national park range rapid identification system, characterized in that: the method comprises the following steps: a strut (1);
the top end of the supporting rod (1) is provided with a mounting seat (2), the upper surface of the mounting seat (2) is rotatably provided with a mounting rod (3), the outer side wall of the mounting rod (3) is provided with a display (4) and a processing device, the processing device is electrically connected with the display (4), and the mounting rod (3) rotates above the mounting seat (2) to reduce an included angle between the display (4) and the wind direction;
an inserting rod (9) is installed on the lower end face of the installing rod (3), an installing hole is formed in the upper surface of the installing seat (2), the inserting rod (9) is rotatably inserted into an inner cavity of the installing hole, and a torsion spring connected with the inner wall of the installing hole is sleeved on the outer wall of the inserting rod (9);
the side wall of the inserted link (9) is provided with a mounting groove, the inner cavity of the mounting groove is slidably inserted with a limit block (10), an elastic element is arranged between the inner side wall of the limit block (10) and the inner wall of the mounting groove, the inner wall of the mounting hole is provided with a limit groove (11), the outer side end of the limit block (10) is inserted into the inner cavity of the limit groove (11),
wherein, the upper surface of inserted bar (9) has been seted up and has been accomodate the groove, it has pull block (12) to accomodate groove inner chamber slidable mounting, pull block (12) outer wall and accomodate and install the spring between the inslot wall, pull the up end of block (12) and install stay cord (13), the end of stay cord (13) extends to in the inner chamber of mounting groove and is connected with the inside wall of stopper (10), gas storage tank (19) are installed to the outer wall of display (4), gas storage tank (19) inner chamber slidable mounting has clamp plate (20), gas storage tank (19) inner chamber passes through hose (8) and the inner chamber top intercommunication of accomodating the groove.
2. A national park range rapid identification system as claimed in claim 1 wherein: mounting plates (14) are mounted on two side walls of the back of the display (4), a guide plate (16) is hinged to the outer side wall of each mounting plate (14),
wherein, the fluting has been seted up at mounting panel (14) back, the fluting inner chamber articulates there is push rod (27), the outside of push rod (27) is served and is articulated to have connecting seat (28), connecting seat (28) slidable mounting is on the front surface of guide plate (16), driving motor (15) are installed to mounting panel (14) top, the output shaft of driving motor (15) extend to in the fluting inner chamber and with push rod (27) outer wall connection, two sets of touch switch (21) are installed to gas receiver (19) inner chamber, clamp plate (20) separate two sets of touch switch (21), and are two sets of touch switch (21) all with driving motor (15) electric connection.
3. A national park range rapid identification system as claimed in claim 2 wherein: one side wall of each of the two groups of guide plates (16) opposite to each other is provided with a mounting groove (22), an expansion plate (17) is inserted into the inner cavity of each mounting groove (22) in a sliding manner, an elastic part (23) is arranged between the outer wall of the inner side of each expansion plate (17) and the inner wall of each mounting groove (22),
wherein, the inboard outer wall of expansion board (17) is installed and is connected magnetic path (25), the opening with mounting groove (22) intercommunication is seted up to guide plate (16) front surface, mounting panel (14) back mounted has and passes opening adsorption magnetic path (24), adsorption magnetic path (24) are opposite with the one side magnetic pole that is connected magnetic path (25) relatively, adsorption magnetic path (24) are aligned with the position of connecting magnetic path (25).
4. A national park scope rapid identification system as claimed in claim 3, wherein: a telescopic stop block (26) is installed between the outer wall of the inner side of the expansion plate (17) and the inner wall of the placement groove (22), and the connecting magnetic block (25), the adsorbing magnetic block (24) and the elastic piece (23) are separated by the telescopic stop block (26).
5. A national park range rapid identification system as claimed in claim 4, wherein: the two sides of the upper surface of the display (4) are rotatably provided with rotating rods (7), a torsion spring is arranged between the outer wall of the rotating rod (7) and the outer wall of the display (4), the outer wall of the rotating rod (7) is wound with a connecting rope (18), the tail end of the connecting rope (18) is connected with the outer wall of the expansion plate (17),
the display screen is characterized in that the top end of the rotating rod (7) is provided with an installation block (5), the outer wall of the installation block (5) is provided with a reflective mirror (6), and the two reflective mirrors (6) are respectively positioned on two sides of the display (4).
6. A method for rapidly recognizing a national park range, which utilizes the system for rapidly recognizing a national park range of claim 5, wherein: the method comprises the following steps:
the first step is as follows: the processing device processes the received information, displays the processed information on the display (4), and displays the optimization suggestion given by the processing device on the display (4);
the second step is that: in the in-process of using, when meetting strong wind weather, wind-force promotes clamp plate (20) and removes to gas storage box (19) inside, pass through hose (8) with the inside air of gas storage box (19) and add to the inner chamber of accomodating the groove in, make pull block (12) move down pulling stay cord (13), shift out stopper (10) from the inner chamber of spacing groove (11), display (4) receive the wind-force influence this moment, can make inserted bar (9) rotate in the inner chamber of mounting hole, make the angle change of display (4), with reducing the contained angle that forms between wind-blown direction and display (4), reduce the wind-force that display (4) received.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210496892.3A CN114822258B (en) | 2022-05-09 | 2022-05-09 | Rapid identification method and system for national park scope |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210496892.3A CN114822258B (en) | 2022-05-09 | 2022-05-09 | Rapid identification method and system for national park scope |
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| Publication Number | Publication Date |
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| CN114822258A CN114822258A (en) | 2022-07-29 |
| CN114822258B true CN114822258B (en) | 2023-04-18 |
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| CN202210496892.3A Active CN114822258B (en) | 2022-05-09 | 2022-05-09 | Rapid identification method and system for national park scope |
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| CN117960845B (en) * | 2024-04-01 | 2024-06-11 | 中铁城建集团第一工程有限公司 | H-shaped steel straightening equipment and straightening method |
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| CN214008676U (en) * | 2020-12-09 | 2021-08-20 | 四川衡图勘测规划有限公司 | Environmental protection engineering construction is with administering effect detection device |
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