CN113543558B

CN113543558B - Distributed intelligent Internet of things controller and control system

Info

Publication number: CN113543558B
Application number: CN202110845416.3A
Authority: CN
Inventors: 沓敬德; 赖冠宙; 周巍; 吴玉财; 彭洪涛; 黄久带; 罗华
Original assignee: Guangzhou Kunlong Information System Co ltd
Current assignee: Guangzhou Kunlong Information System Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2022-06-17
Anticipated expiration: 2041-07-26
Also published as: CN113543558A

Abstract

The invention relates to the technical field of highway tunnel lighting systems, and discloses a distributed intelligent Internet of things controller, which comprises a shell, wherein an interface module, an analog quantity dimming module and a control module interface module are arranged in the shell and are positioned at one end of the shell to receive dimming decision information; the analog quantity dimming module is positioned at one side of the interface module and used for converting dimming decision information into an analog quantity dimming signal; the control module is positioned at the center of the interior of the shell and used for adjusting the output current according to the analog quantity dimming signal; the outer part of the shell is provided with a fixing device and a connecting device; the fixing device comprises a base and a fixing table arranged on the base; the connecting device comprises a connecting sleeve; the connecting sleeve is sleeved on the fixed table; positioning rods are hinged to the two inner side walls of the connecting sleeve; positioning grooves are formed in two sides of the fixed table; the connecting sleeve is internally provided with a driving mechanism which drives the positioning rod to rotate and is inserted in the positioning groove. The invention has the effect of conveniently adjusting the light in the tunnel.

Description

Distributed intelligent Internet of things controller and control system

Technical Field

The invention relates to the technical field of highway tunnel lighting systems, in particular to a distributed intelligent Internet of things controller and a control system.

Background

At present, most of highway tunnel lighting systems provide good lamp control lighting systems, and tunnel illumination adjustment is realized by adopting a remote manual switching lighting loop of a monitor or a manual or automatic combined switching mode of lamps according to weather scenes. With the rapid development of economy in China, the number of highway tunnels is increasing, and most of the existing tunnel lighting systems have the defects of energy waste, ineffective lighting and the like. Therefore, in order to reduce the operation cost of the tunnel and improve the working efficiency of the lighting system, the demand for the intelligent control technology of tunnel lighting will be higher and higher, and the intelligent control technology of tunnel lighting will be developed towards the direction of higher level, higher efficiency and higher safety.

In view of the above-mentioned related technologies, the inventor of the present application finds that at least the following technical problems exist in the process of implementing the technical solution of the invention in the embodiment of the present application: the system architecture has the defects that the dimming mode is single, the manual or automatic combined loop dimming mode is adopted, and the energy consumption and resource waste is serious.

Disclosure of Invention

The embodiment of the application solves the problems that dimming is single in the prior art, manual or automatic combined loop dimming mode is adopted, energy consumption and resource waste are serious, the convenience in adjusting the brightness of the lamp light in the tunnel is realized, the energy conservation and emission reduction is realized on the premise of ensuring the safety of the tunnel, and the operation cost is reduced by providing the distributed intelligent Internet of things controller and the control system.

The embodiment of the application provides a distributed intelligent Internet of things controller, which comprises a shell, wherein an interface module, an analog quantity dimming module and a control module are arranged in the shell, and the interface module is positioned at one end of the shell and used for receiving dimming decision information; the analog quantity dimming module is positioned at one side of the interface module and used for converting dimming decision information into an analog quantity dimming signal; the control module is positioned in the center of the inside of the shell and used for adjusting the output current according to the analog quantity dimming signal; a fixing device and a connecting device are arranged outside the shell; the fixing device comprises a base and a fixing table arranged on the base; the connecting device comprises a connecting sleeve arranged on the lower end face of the shell; the connecting sleeve is sleeved on the fixed table; positioning rods are hinged to two opposite inner side walls of the connecting sleeve; positioning grooves which are in inserting fit with the end parts of the positioning rods are correspondingly formed in the two sides of the fixing table; the connecting sleeve is internally provided with a driving mechanism which drives the positioning rod to rotate and is inserted in the positioning groove.

Further, the positioning rod comprises a first rod and a second rod which are connected at the end parts; the included angle between the first rod and the second rod is larger than 90 degrees and smaller than 180 degrees; the connecting point of first pole and second pole with the inside wall of adapter sleeve is articulated, and the cover is equipped with first torsional spring on the articulated shaft between them.

Further, the driving mechanism comprises a trapezoidal block which is connected in the connecting sleeve in a sliding manner; the length of the upper bottom of the trapezoid block is greater than that of the lower bottom, and the lower bottom faces the fixed table; the end part of the first rod is in sliding fit with one waist of the trapezoidal block; one side of the connecting sleeve is provided with a driving component for driving the trapezoidal block to vertically move; and limiting assemblies used for limiting the vertical movement of the trapezoidal block are arranged in the connecting sleeve and positioned on two sides of the trapezoidal block.

Furthermore, the driving component comprises a threaded column in threaded connection with the connecting sleeve and a driving bar in sliding connection with the top in the connecting sleeve; the threaded column is horizontally arranged, and one end of the threaded column penetrates through the connecting sleeve and is in rotating fit with one end of the driving strip; a first inclined plane is arranged between the upper bottom and one waist of the trapezoid block; one end of the driving strip is provided with a second inclined plane in sliding fit with the first inclined plane.

Furthermore, the limiting assembly comprises a vertical rod and a dovetail block, wherein one end of the vertical rod is fixed at the top of the connecting sleeve, and the dovetail block is arranged on one side, close to the trapezoidal block, of the vertical rod; two side surfaces of the trapezoidal block are provided with vertical dovetail grooves; the dovetail block is connected in the dovetail groove in a sliding manner; and a return spring is connected between the dovetail block and the groove bottom of the dovetail groove.

Furthermore, two waists of the trapezoidal block are respectively provided with a limiting groove arranged along the waist extension direction; the cross section of the limiting groove is in a major arc shape; a connecting ball is fixed at the end part of the first rod; the connecting ball is inserted in the limiting groove and is in sliding fit with the limiting groove.

Further, a fixing component is arranged on the base; the positions of the two outer side walls of the connecting sleeve, which are close to the bottom, are provided with clamping grooves; the base is provided with a slot which is matched with the connecting sleeve in an inserting way; the two slot walls of the slot are both provided with sliding slots; the fixing component comprises a clamping block arranged in the sliding groove in a sliding manner and a connecting spring for connecting the clamping block and the wall of the sliding groove; and one end of the clamping block, which is far away from the connecting spring, is clamped and matched with the clamping groove.

Further, the lower bottom of the trapezoidal block is fixed with a mounting column; the upper end surface of the fixed table is provided with an installation groove which is in insertion fit with the installation column; an iron sheet is fixed at the bottom of the mounting column; and a magnet which is magnetically adsorbed with the iron sheet is fixed at the bottom of the mounting groove.

The embodiment of the application also provides a distributed intelligent Internet of things controller, and a control system of the distributed intelligent Internet of things controller comprises a data acquisition unit, a data acquisition unit and a control unit, wherein the data acquisition unit is used for acquiring data of light intensity values at the entrance of a tunnel; the data transmission unit is used for transmitting the acquired data of the light intensity numerical value to the next unit; the analysis decision unit is used for receiving the light intensity numerical value collected by the data transmission unit, analyzing the collected dynamic data, comparing the collected dynamic data with the collected historical data, verifying the output data and outputting dimming decision information on the premise of the lighting design specification of the highway tunnel; the dimming execution unit comprises a control subunit, an interface subunit and an analog quantity dimming subunit; the interface subunit is used for receiving the dimming decision information after the analysis decision; the analog quantity dimming subunit is used for converting the data of the decision information into an analog quantity dimming signal and outputting the analog quantity dimming signal to the control subunit; and the control subunit adjusts the output current value according to the analog quantity dimming signal to realize the brightness adjustment of the lamp.

Furthermore, the data acquisition unit comprises a millimeter wave radar vehicle flow detection subunit, a coil vehicle detection subunit and a brightness and illumination detection subunit; the millimeter wave radar traffic flow detection subunit is used for detecting and acquiring data of traffic flow passing through the current tunnel; the coil vehicle detection subunit is used for detecting and acquiring the data of the average vehicle speed of the current tunnel; and the brightness and illumination detection subunit is used for acquiring the light intensity numerical value at the entrance of the current tunnel.

The two technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:

1. because the inside of casing is provided with interface module, analog quantity module and control module of adjusting luminance, so can adjust luminance decision-making information according to receiving through interface module, adjust luminance decision-making information conversion to analog quantity signal of adjusting luminance through analog quantity module of adjusting luminance to adjust luminance the signal output for control module with analog quantity, adjust luminance the signal through control module and adjust output current, effectively solved among the prior art to the mode of adjusting luminance singlely, cause the problem of wasting of resources easily, and then realized the wasting of resources are saved, the effect of being convenient for adjust luminance.

2. Due to the adoption of the structure of the fixing device and the connecting device, the controller can be conveniently installed and fixed in the tunnel, the fixing device is firstly installed at the corresponding position in the tunnel through the bolt, the controller is installed on the connecting device, and then the connecting device is installed on the fixing device, so that the problem that the controller is inconvenient to install in the prior art is effectively solved, and the effect of quickly installing the controller is further realized.

3. Owing to adopted the structure of locating lever, so when driving the trapezoidal piece through drive assembly and descend, because the setting of trapezoidal piece, make the tip of first pole slide along the waist of trapezoidal piece, and then the tip that first pole was kept away from to the direction removal that is close to the fixed station is kept away from to the drive second pole, after the trapezoidal piece removed to target in place, the tip that first pole was kept away from to the second pole supports tightly with the lateral wall of fixed station, and then can be fixed in the fixed station with the adapter sleeve on, the problem of the controller fixed of being convenient for install in the prior art has effectively been solved, and then realized the controller of being convenient for install and dismantle, and the effect of work efficiency is improved.

4. Owing to adopted the structure of erection column, can with the mounting groove cooperation of pegging graft on the fixed station, descend at the drive trapezoidal piece, and then the tight fixed station lateral wall of drive locating lever clamp, can also insert the erection column simultaneously in the mounting groove for magnet adsorbs with the iron sheet of erection column bottom, improves the fixed connection of adapter sleeve and fixed station, has effectively solved the unstable problem of controller installation in prior art, and then has realized the effect of strengthening the stable installation of controller.

Drawings

Fig. 1 is a schematic structural view of the inside of a housing in an embodiment of the present application;

FIG. 2 is a schematic view of a mounting structure of a housing in an embodiment of the present application;

fig. 3 is a schematic view of a connection structure of a connection sleeve and a fixed station in the embodiment of the present application;

FIG. 4 is a schematic structural diagram of a positioning rod in an embodiment of the present application;

FIG. 5 is a schematic view of a connection structure between a positioning rod and a trapezoid block in an embodiment of the present application;

FIG. 6 is a schematic structural diagram of a position limiting assembly in an embodiment of the present application;

fig. 7 is an enlarged schematic view of a portion a of fig. 2.

In the figure: 1. a housing; 11. an interface module; 12. an analog quantity dimming module; 13. a control module; 2. a fixing device; 21. a base; 211. a slot; 212. a chute; 22. a fixed table; 221. positioning a groove; 222. mounting grooves; 223. a magnet; 224. fixing grooves; 3. a connecting device; 31. connecting sleeves; 311. connecting grooves; 312. a card slot; 32. positioning a rod; 321. a first lever; 322. a second lever; 323. a first torsion spring; 324. a reinforcing bar; 325. a second torsion spring; 326. a connecting ball; 4. a drive mechanism; 41. a trapezoidal block; 411. a limiting groove; 412. a dovetail groove; 42. a limiting component; 421. a vertical rod; 422. a dovetail block; 423. a return spring; 43. a drive assembly; 431. a threaded post; 432. a drive bar; 433. twisting the block; 434. connecting blocks; 44. mounting a column; 441. iron sheets; 5. a fixing assembly; 51. a clamping block; 52. a spring is connected.

Detailed Description

The embodiment of the application provides a distributed intelligent Internet of things controller, through installing interface module 11 in casing 1, analog quantity light modulation module 12 and control module 13, according to receiving light modulation decision information through interface module 11, convert light modulation decision information into analog quantity light modulation signal through analog quantity light modulation module 12, and output analog quantity light modulation signal for control module 13, adjust output current through control module 13 to light modulation signal, realize the regulation of lamps and lanterns luminance, the mode singleness of adjusting luminance among the prior art has been solved, adopt manual or automatic combination return circuit light modulation mode, the serious problem of energy consumption resource waste, the lamp luminance brightness in the tunnel of having realized being convenient for to adjust, realize energy saving and emission reduction under the prerequisite of guaranteeing tunnel safety, reduce the effect of operating cost.

In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.

Referring to fig. 1, a distributed intelligent internet of things controller is installed at a position where a dimming bus is accessed in a tunnel, and the controller is generally a single chip controller, such as a 51-chip microcomputer, an MCU chip, and the like. The controller comprises a hollow cuboid-shaped shell 1, an interface module 11, an analog quantity dimming module 12 and a control module 13 are installed inside the shell 1, the interface module 11 is located at one end of the shell 1, the interface module 11 can be electrically connected with an external dimming bus and can receive decision dimming information, one side of the interface module 11 of the analog quantity dimming module 12 is electrically connected with the interface module 11 and can convert the received decision dimming information into an analog quantity dimming signal, the specific dimming signal can be a starting signal capable of outputting a high level or a closing signal capable of outputting a low level, the starting signal is used for starting a lamp in a tunnel, the closing signal is used for closing the lamp in the tunnel and outputting the converted analog quantity dimming information to the control module 13, the control module 13 is located at the center inside the shell 1, and the control module 13 can be electrically connected with the lamp control module 13 in the tunnel, control module 13 can output the analog signal of appointed size to can adjust the electric current of output on the multicircuit according to this analog signal, and then adjust the lamps and lanterns luminance in the tunnel, in order to realize the soft dimming of intelligence, the safety of driving in the guarantee tunnel.

Referring to fig. 2, a fixing device 2 and a connecting device 3 are installed at the bottom of a housing 1, the fixing device 2 is used for being installed in a tunnel, one side of the connecting device 3 is fixedly connected with the housing 1, the other side of the connecting device 3 is connected with the fixing device 2, when a controller is installed, the fixing device 2 is installed in the tunnel, then the connecting device 3 is connected with the fixing device 2, installation and fixation of the controller are completed, and work efficiency is improved.

Referring to fig. 2 and 3, the fixing device 2 includes a base 21 and a fixing table 22, the base 21 is fixedly installed on the ground in the tunnel through bolts, the fixing table 22 is fixedly installed on the base 21, the cross section of the fixing table 22 is rectangular, and positioning grooves 221 are formed in two opposite side walls of the fixing table 22.

Refer to fig. 3, fig. 4, connecting device 3 includes connecting sleeve 31, locating lever 32 and actuating mechanism 4, the cross-section of connecting sleeve 31 is the rectangle, the top of connecting sleeve 31 is sealed, the bottom of connecting sleeve 31 is uncovered, 1 fixed mounting of casing is on the top of connecting sleeve 31, outside fixed station 22 was located to connecting sleeve 31 cover, because the cross-section of connecting sleeve 31 and fixed station 22 all is the rectangle, connecting sleeve 31 cover is difficult for taking place to rotate with fixed station 22 after locating fixed station 22, and then can improve the stability of controller installation, and fixed station 22 sets up two lateral walls of constant head tank 221 and two corresponding inside wall intervals of connecting sleeve 31, two other lateral walls of fixed station 22 laminate to corresponding inside wall with another of connecting sleeve 31. All articulated on two relative inside walls that the adapter sleeve 31 set up with fixed station 22 lateral wall interval have the locating lever 32, the locating lever 32 includes first pole 321 and the second pole 322 that the tip is connected, and the contained angle between first pole 321 and the second pole 322 is greater than 90 degrees and is less than 180 degrees, the length of first pole 321 is less than the length of second pole 322, the connecting point of first pole 321 and second pole 322 is articulated with the inside wall of adapter sleeve 31, and the cover is equipped with first torsion spring 323 on the articulated shaft of first pole 321 and second pole 322 connecting point, under the condition that does not receive external force, second pole 322 is close vertical state. The positioning slots 221 on both sides of the fixing table 22 are disposed corresponding to the two positioning rods 32, and the end of the second rod 322 far away from the first rod 321 is inserted into the positioning slot 221. In order to improve the connection strength between the second rod 322 and the positioning groove 221, a reinforcing rod 324 is hinged to the end portion of the second rod 322 far away from the first rod 321, and a second torsion spring 325 is arranged at the hinged position of the reinforcing rod 324 and the second rod 322. Under the effect of not receiving the external force, the contained angle between stiffener 324 and the second pole 322 is the acute angle, and the preferred selection is 60 degrees in this application embodiment, and after second pole 322 was pegged graft in constant head tank 221 by the extrusion, the up end of stiffener 324 supported tightly with the last cell wall of constant head tank 221, and then has strengthened the being connected of locating lever 32 and fixed station 22 for adapter sleeve 31 is connected closely with fixed station 22, and difficult production is not hard up.

Referring to fig. 4 and 5, the driving mechanism 4 is installed inside the connecting sleeve 31, and is used for driving the positioning rod 32 to rotate and inserting the end of the second rod 322 into the positioning groove 221. The driving mechanism 4 comprises a trapezoid block 41, a limiting component 42 and a driving component 43, the trapezoid block 41 is arranged in the connecting sleeve 31 and is located at the center of the connecting sleeve 31, the length of the upper bottom of the trapezoid block 41 is greater than the length of the lower bottom of the trapezoid block 41, the lower bottom faces one side of the fixed platform 22, and the end of each first rod 321 is in sliding fit with one waist of the trapezoid block 41. In order to improve the connection strength between the trapezoid block 41 and the positioning rod 32, the two waists of the trapezoid block 41 are respectively provided with a limiting groove 411, the limiting grooves 411 are arranged along the extending direction of the waists, the cross section of each limiting groove 411 is arc-shaped, the arc is a major arc, the end part of the first rod 321 is fixedly provided with a connecting ball 326, the connecting ball 326 is inserted into the limiting groove 411 and is in sliding fit with the limiting groove 411, and the limiting grooves 411 in the major arc shape can improve the connection strength between the positioning rod 32 and the trapezoid block 41.

Referring to fig. 5 and 6, the limiting assemblies 42 are used for installing the trapezoidal blocks 41 so that the trapezoidal blocks 41 vertically move along the height direction of the connecting sleeve 31, the limiting assemblies 42 are installed at the inner top of the connecting sleeve 31, and two limiting assemblies 42 are symmetrically arranged with respect to the thickness direction of the trapezoidal blocks 41. Dovetail grooves 412 are formed in the two sides of the thickness direction of the trapezoid block 41 and near the center of the trapezoid block 41, and the dovetail grooves 412 extend along the height direction of the trapezoid block 41. Spacing subassembly 42 includes montant 421 and forked tail piece 422, and the upper end of montant 421 is fixed in the interior top of adapter sleeve 31, and one side of montant 421 and the side laminating of trapezoidal piece 41, and forked tail piece 422 is fixed in the montant 421 and is close to one side of trapezoidal piece 41, and forked tail piece 422 is close to the lower extreme position of montant 421. The dovetail block 422 is in sliding fit with the dovetail groove 412, and the dovetail block 422 is fixedly connected with the groove bottom of the dovetail groove 412 through the return spring 423, so that the trapezoid block 41 is in a state of not being subjected to external force, when the connecting sleeve 31 is sleeved outside the fixed platform 22, the lower bottom of the trapezoid block 41 is arranged at an interval with the upper end face of the fixed platform 22, and the end part of the first rod 321, which is far away from the second rod 322, is abutted against the waist of the trapezoid block 41 and the position close to the lower bottom of the trapezoid block 41.

Referring to fig. 3 and 6, a driving assembly 43 is installed at one side of the connecting sleeve 31 for driving the trapezoidal blocks 41 to be vertically movable in a height direction of the connecting sleeve 31. The driving assembly 43 comprises a threaded column 431, a driving bar 432 and a torsion block 433, wherein the threaded column 431 is horizontally arranged and is connected to the connecting sleeve 31 in a threaded manner, a connecting block 434 is fixed at the upper end of the driving bar 432, the connecting groove 311 is formed in the inner top of the connecting sleeve 31, the connecting block 434 is connected to the connecting groove 311 in a sliding manner, and the cross sections of the connecting block 434 and the connecting groove 311 are in an inverted trapezoid shape. The length direction of the connecting groove 311 is parallel to the connecting line of the two positioning rods 32. One end of the threaded column 431 penetrates through the connecting sleeve 31 and is rotatably connected with the end part of the driving strip 432, the other end of the threaded column 431 is located outside the connecting sleeve 31 and is fixed with the twisting block 433, and the twisting block 433 is screwed, so that the twisting block 433 drives the threaded column 431 to rotate, and then the driving strip 432 can be driven to move along the length direction of the connecting groove 311. In order to facilitate the driving bar 432 to push the trapezoid block 41, a first inclined surface is formed between the upper bottom and a waist of the trapezoid block 41 at a side of the trapezoid block 41 close to the driving bar 432, and a second inclined surface is formed at an end of the driving bar 432 close to the trapezoid block 41, and the first inclined surface is in sliding fit with the second inclined surface.

Referring to fig. 6, in order to further improve the coupling strength of the trapezoidal block 41 with the fixing table 22, a mounting post 44 is fixed to the lower bottom of the trapezoidal block 41, the upper end surface of the fixing table 22 is provided with a fixing groove 224 and a mounting groove 222, the mounting groove 222 is located at the bottom of the fixing groove 224, the length direction of the mounting groove 222 is consistent with the length direction of the lower bottom of the trapezoidal block 41, the length of the mounting groove 222 is greater than the length of the lower bottom of the trapezoid block 41, the length of the mounting groove 222 is less than the length of the upper bottom of the trapezoid block 41, an iron sheet 441 is fixed at the bottom of the mounting column 44, a magnet 223 is fixed at the bottom of the mounting groove 222, the mounting column 44 is in inserted fit with the mounting groove 222, the iron sheet 441 and the magnet 223 are magnetically adsorbed, when the trapezoidal block 41 is driven to descend, the mounting column 44 can be driven to be inserted into the mounting groove 222, and the iron piece 441 at the lower end of the mounting column 44 can be attracted to the magnet 223, so that the connection strength between the connection sleeve 31 and the fixed base 22 can be enhanced.

Referring to fig. 7, a fixing assembly 5 is installed on the base 21 for fixing the connecting sleeve 31 on the base 21, so as to enhance the stability of the installation of the controller. Clamping grooves 312 are formed in the positions, close to the bottom, of the two outer side walls of the connecting sleeve 31, a slot 211 is formed in the base 21, the connecting sleeve 31 is matched with the slot 211 in an inserted mode, sliding grooves 212 are formed in the two opposite slot walls of the slot 211, and the sliding grooves 212 and the clamping grooves 312 are arranged in a one-to-one correspondence mode. The fixing assembly 5 includes a fixture block 51 and a connecting spring 52, the fixture block 51 is slidably connected in the sliding slot 212, and two ends of the connecting spring 52 are respectively fixedly connected with the slot walls of the fixture block 51 and the sliding slot 212. A third inclined surface is formed at one end of the latch 51 far away from the connecting spring 52, the third inclined surface faces the upper end surface of the base 21, and one end of the latch 51 far away from the connecting spring 52 is in clamping fit with the clamping groove 312.

Referring to fig. 1 to 7, when the controller is installed, firstly, the base 21 is fixed in a tunnel through a bolt, then the connecting sleeve 31 is sleeved on the fixing table 22, the connecting sleeve 31 is pressed, so that the bottom of the connecting sleeve 31 is inserted into the slot 211, the side wall of the connecting sleeve 31 extrudes the fixture block 51, so that the connecting spring 52 is compressed, the fixture block 51 slides into the slot 212, after the bottom of the connecting sleeve 31 is completely inserted into the slot 211, the clamping groove 312 formed in the side wall of the connecting sleeve 31 is aligned with the slot 212, under the action of the connecting spring 52, one end of the fixture block 51 is inserted into the clamping groove 312, and the connecting sleeve 31 is primarily fixed. Then, the twisting block 433 is twisted, so that the twisting block 433 drives the threaded column 431 to rotate, the threaded column 431 pushes the driving bar 432 to slide along the length direction of the connecting groove 311, the second inclined surface of the driving bar 432 is in sliding fit with the first inclined surface of the trapezoidal block 41, so that the trapezoidal block 41 moves downwards along the height direction of the vertical rod 421, the return spring 423 is compressed, after the bottom of the trapezoidal block 41 is inserted into the fixing groove 224 on the upper end surface of the fixing table 22, the lower end surface of the driving bar 432 is abutted against the upper bottom of the trapezoidal block 41, the connecting ball 326 at the end of the first rod 321 slides to a position close to the upper bottom of the trapezoidal block 41 along the limiting groove 411, the first rod 321 drives the second rod 322, so that the second rod 322 rotates by taking the hinge shaft at the connection position of the first rod 321 and the second rod 322 as the rotation center, and further drives the end of the second rod 322 to move towards the positioning groove 221 on the side wall of the fixing table 22, when the lower end surface of the driving bar 432 is abutted against the upper bottom of the trapezoidal block 41, the end of the second rod 322 is inserted into the positioning groove 221, and the lower end of the second rod 322 and the upper groove wall of the positioning groove 221 are spaced, so that the upper end surface of the reinforcing rod 324 abuts against the upper groove wall of the positioning groove 221 under the action of the second torsion spring 325 at the joint of the reinforcing rod 324 and the second rod 322. In addition, the mounting post 44 is completely inserted into the mounting groove 222, the iron sheet 441 and the magnet 223 are attracted, the connection between the connecting sleeve 31 and the fixed platform 22 is enhanced, and the effect of stably mounting the controller is further achieved.

The embodiment of the application also provides a control system of distributed intelligent thing allies oneself with controller, including the data acquisition unit, the data transmission unit, analysis decision unit and the execution unit that adjusts luminance, the control system of this application is through gathering the dynamic traffic flow of tunnel entrance, the historical traffic law of different periods, data such as the inside and outside illumination intensity of tunnel, through artificial intelligence algorithm, obtain a series of decision-making data, realize the dynamic regulation of light brightness in the tunnel, thereby guarantee under the prerequisite of driving a vehicle safely in the tunnel, realize energy saving and emission reduction, reduce the operation cost, improve the intelligent management and control level of tunnel.

The data acquisition unit is used for acquiring data of light intensity values at the entrance of the tunnel and comprises a millimeter wave radar traffic flow detection subunit, a coil traffic detection subunit and a brightness and illumination detection subunit. And the millimeter wave radar traffic flow detection subunit is arranged at a position 1000 meters away from the tunnel entrance and is used for detecting and acquiring traffic flow data of the current tunnel. And the coil vehicle inspection subunit is arranged at a position 1000 meters away from the tunnel entrance and used for detecting and acquiring the data of the average vehicle speed of the current tunnel, and the data complementation is performed through the data of the vehicle flow of the current tunnel and the data of the average vehicle speed of the current tunnel, so that the stability of the whole system is improved. And the brightness and illumination detection subunit is used for installing a light intensity detector at a position 50 meters away from the entrance outside the tunnel, and installing a light intensity detector on the tunnel wall at a position 50 meters away from the entrance inside the tunnel, and is used for acquiring a light intensity numerical value at the current tunnel entrance.

And the data transmission unit is an intelligent Internet of things integrated base station and is used for transmitting the acquired data of the light intensity numerical value to the analysis decision unit.

The analysis decision-making unit is installed with the high definition camera in the tunnel, adopt artificial intelligence vision to compare the algorithm, the contrast of the illuminance and the human eye sensitization comfort level that the analysis was gathered, artificial intelligence vision compares the algorithm and adopts current known technique for accept the light intensity numerical value that the data transmission unit gathered, dynamic data analysis, historical data contrast according to gathering, and the output data after the verification, use highway tunnel lighting design standard as the prerequisite output light modulation decision-making information, realize the soft light modulation of wisdom, guarantee driving safety.

The dimming execution unit is installed in the tunnel and connected with the dimming neutral line access position, and comprises an interface subunit, an analog quantity dimming subunit and a control subunit. The analog quantity dimming subunit is used for converting data of the decision information into corresponding analog quantity dimming signals and outputting the analog quantity dimming signals to the control subunit, and the control subunit adjusts the output current value according to the analog quantity dimming signals to realize brightness adjustment of the lamp. In order to further improve the integrity of the control system, the control system further comprises an intelligent verification unit, wherein a light intensity detector is arranged on the light adjusting section in the tunnel, the brightness illumination value of the light adjusting section in the tunnel is collected, the comparison between the light intensity and the comfort degree of human eyes is combined with the analysis decision unit, the light adjusting effect is verified, and meanwhile, decision data information is output to control the brightness of the lamp. By adopting the control system, the dynamic adjustment of the brightness of the light in the tunnel is realized, so that the energy conservation and emission reduction are realized on the premise of ensuring safe driving in the tunnel, the operation cost is reduced, and the intelligent control level of the light in the tunnel is improved.

The working principle of the embodiment of the application is as follows: the interface module 11, the analog dimming module 12 and the control module 13 are installed in the shell 1, the dimming decision information for the lamp in the tunnel is received through the interface module 11, the dimming decision information is converted into a corresponding analog dimming signal through the analog dimming module 12, the analog dimming signal is a starting signal for outputting a high level or a closing signal for outputting a low level, the analog dimming signal is output to the control module 13, and the control module 13 adjusts output current on a multi-loop aiming at the analog dimming signal, so that the brightness of the lamp is adjusted. And finally, detecting the illumination value of the dimming section in the tunnel through an illumination detector in the tunnel, verifying the dimming effect by combining decision information, outputting the final decision information, and controlling the brightness of the light in the tunnel, thereby realizing energy conservation and emission reduction on the premise of ensuring safe driving in the tunnel, reducing the operation cost and improving the intelligent control level of the light in the tunnel.

The above description is only for the preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can substitute or change the technical solution and its concept of the present application within the technical scope disclosed in the present application, and shall be covered by the scope of the present application.

Claims

1. A distributed intelligent Internet of things controller comprises a shell (1), and is characterized in that an interface module (11), an analog quantity dimming module (12) and a control module (13) are arranged in the shell (1);

the interface module (11) is positioned at one end of the shell (1) and used for receiving dimming decision information; the analog quantity dimming module (12) is positioned at one side of the interface module (11) and is used for converting dimming decision information into an analog quantity dimming signal; the control module (13) is positioned at the center of the interior of the shell (1) and used for adjusting the output current according to the analog quantity dimming signal;

a fixing device (2) and a connecting device (3) are arranged outside the shell (1); the fixing device (2) comprises a base (21) and a fixing table (22) arranged on the base (21); the connecting device (3) comprises a connecting sleeve (31) arranged on the lower end face of the shell (1);

the connecting sleeve (31) is sleeved on the fixed platform (22); positioning rods (32) are hinged to two opposite inner side walls of the connecting sleeve (31); positioning grooves (221) which are matched with the end parts of the positioning rods (32) in an inserting manner are correspondingly formed in the two sides of the fixed table (22); a driving mechanism (4) which drives the positioning rod (32) to rotate and is inserted into the positioning groove (221) is arranged in the connecting sleeve (31);

the positioning rod (32) comprises a first rod (321) and a second rod (322) which are connected at the end parts; the included angle between the first rod (321) and the second rod (322) is larger than 90 degrees and smaller than 180 degrees; the connecting point of the first rod (321) and the second rod (322) is hinged with the inner side wall of the connecting sleeve (31), and a first torsion spring (323) is sleeved on the hinged shaft of the first rod and the second rod;

the driving mechanism (4) comprises a trapezoidal block (41) which is connected in the connecting sleeve (31) in a sliding way; the length of the upper bottom of the trapezoid block (41) is greater than that of the lower bottom, and the lower bottom faces the fixed table (22); the end part of the first rod (321) is in sliding fit with one waist of the trapezoidal block (41);

a driving component (43) for driving the trapezoidal block (41) to vertically move is arranged on one side of the connecting sleeve (31);

limiting assemblies (42) used for limiting the vertical movement of the trapezoidal block (41) are arranged in the connecting sleeve (31) and on two sides of the trapezoidal block (41);

the driving assembly (43) comprises a threaded column (431) in threaded connection with the connecting sleeve (31) and a driving strip (432) in sliding connection with the inner top of the connecting sleeve (31);

the threaded column (431) is horizontally arranged, and one end of the threaded column penetrates through the connecting sleeve (31) and is in rotating fit with one end of the driving strip (432);

a first inclined plane is arranged between the upper bottom and one waist of the trapezoidal block (41); one end of the driving bar (432) is provided with a second inclined surface in sliding fit with the first inclined surface;

the limiting assembly (42) comprises a vertical rod (421) with one end fixed to the inner top of the connecting sleeve (31) and a dovetail block (422) arranged on one side, close to the trapezoidal block (41), of the vertical rod (421);

two side surfaces of the trapezoidal block (41) are provided with vertical dovetail grooves (412); the dovetail block (422) is slidably connected in the dovetail groove (412); and a return spring (423) is fixedly connected between the dovetail block (422) and the groove bottom of the dovetail groove (412).

2. The distributed intelligent thing networking controller of claim 1, characterized in that, two waists of the trapezoidal block (41) are provided with a limit groove (411) arranged along the waist extension direction; the cross section of the limiting groove (411) is in a major arc shape;

a connecting ball (326) is fixed at the end part of the first rod (321); the connecting ball (326) is inserted in the limiting groove (411) and is in sliding fit with the limiting groove (411).

3. The distributed intelligent internet of things controller of claim 1, wherein a fixing component (5) is arranged on the base (21); clamping grooves (312) are formed in the positions, close to the bottom, of the two outer side walls of the connecting sleeve (31); the base (21) is provided with a slot (211) which is in splicing fit with the connecting sleeve (31); two groove walls of the slot (211) are both provided with a sliding groove (212);

the fixing component (5) comprises a fixture block (51) arranged in the sliding groove (212) in a sliding manner and a connecting spring (52) for connecting the fixture block (51) and the groove wall of the sliding groove (212); one end of the fixture block (51) far away from the connecting spring (52) is in clamping fit with the fixture groove (312).

4. The distributed intelligent thing networking controller of claim 1, characterized in that the lower bottom of the trapezoidal block (41) is fixed with a mounting column (44); the upper end surface of the fixed table (22) is provided with a mounting groove (222) which is in plug-in fit with the mounting column (44);

an iron sheet (441) is fixed at the bottom of the mounting column (44); and a magnet (223) which is magnetically adsorbed with the iron sheet (441) is fixed at the bottom of the mounting groove (222).

5. A control system comprising the distributed intelligent Internet of things controller as claimed in any one of claims 1 to 4, wherein the control system comprises a data acquisition unit for acquiring data of light intensity values at the entrance of the tunnel;

the data transmission unit is used for transmitting the acquired data of the light intensity numerical value to the analysis decision unit;

the analysis decision unit is used for receiving the light intensity numerical values collected by the data transmission unit, analyzing the collected dynamic data, comparing the collected dynamic data with the collected historical data, verifying the output data and outputting dimming decision information on the premise of the lighting design specification of the highway tunnel;

the dimming execution unit comprises a control subunit, an interface subunit and an analog quantity dimming subunit;

the interface subunit is used for receiving the dimming decision information after the analysis decision;

the analog quantity dimming subunit is used for converting the data of the decision information into an analog quantity dimming signal and outputting the analog quantity dimming signal to the control subunit;

and the control subunit adjusts the output current value according to the analog quantity dimming signal to realize the brightness adjustment of the lamp.

6. The control system of the distributed intelligent internet of things as claimed in claim 5, wherein the data acquisition unit comprises a millimeter wave radar traffic flow detection subunit, a coil traffic detection subunit and a brightness and illumination detection subunit;

the millimeter wave radar traffic flow detection subunit is used for detecting and acquiring traffic flow data of the current tunnel;

the coil vehicle detection subunit is used for detecting and acquiring the data of the average vehicle speed of the current tunnel;

and the brightness and illumination detection subunit is used for acquiring the light intensity numerical value at the entrance of the current tunnel.