CN104631363B - A kind of Intelligent roadblock device with warning function and detection method thereof - Google Patents
A kind of Intelligent roadblock device with warning function and detection method thereof Download PDFInfo
- Publication number
- CN104631363B CN104631363B CN201510043749.9A CN201510043749A CN104631363B CN 104631363 B CN104631363 B CN 104631363B CN 201510043749 A CN201510043749 A CN 201510043749A CN 104631363 B CN104631363 B CN 104631363B
- Authority
- CN
- China
- Prior art keywords
- crossbeam
- chip microcomputer
- baffle plate
- motor
- warning function
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F13/00—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
- E01F13/04—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage
- E01F13/044—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage the barrier being formed by obstructing members situated on, flush with, or below the traffic surface, e.g. with inflatable members on the surface
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F11/00—Road engineering aspects of Embedding pads or other sensitive devices in paving or other road surfaces, e.g. traffic detectors, vehicle-operated pressure-sensitive actuators, devices for monitoring atmospheric or road conditions
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Traffic Control Systems (AREA)
Abstract
The present invention discloses a kind of Intelligent roadblock device with warning function and detection method thereof, including base plate, crossbeam, base plate is divided into detection zone and FOH by described crossbeam, being positioned on the base plate of detection zone and be provided with several detector unit side by side, the base plate of described FOH is provided with 2 motors, and the main shaft of motor is respectively provided with a baffle plate, the opposite side of described baffle plate is all connected with crossbeam by rotating shaft, drives baffle plate along with the axis of rotation on crossbeam by rotating of electric machine main shaft；Described Intelligent roadblock device farther includes a control unit, control unit includes single-chip microcomputer, and A/D converter, motor drive module and the alarm module being connected with single-chip microcomputer, the present invention is by detector unit, control unit and the cooperation of baffle plate, it is automatically performed the detection of vehicle weight, stops and let pass, whole process, without manual intervention, has diverse in function, easy to operate, and efficiency is high, have the feature such as registration, motor length in service life.
Description
Technical field
The present invention relates to a kind of Intelligent roadblock device with warning function and detection method thereof.
Background technology
At present, the domestic restriction about road is mainly limit for height or two kinds of basic modes of limit for width, and the true cause affecting Road Service Life is the number of the born weight of road, and weight still affects the one of the main reasons of other traffic accidents.The patent of invention of Publication No. 102061672A discloses a kind of freight weight limit Intelligent roadblock device based on light weight, it is primarily present following deficiency: 1, Purely mechanical structure once structure determines, after installation puts in place, it is impossible to the actual conditions further according to road are come to modify the gravimetric value of freight weight limit vehicle again.2, there is error greatly in Purely mechanical structure, insufficient sensitivity.3, Purely mechanical structure pressing plate rectangular structure often all can be moved back and forth once by a vehicle, easily produces abrasion and affects its physical life and precision.
In addition, the patent of invention of Publication No. 102587306A also discloses that a kind of Intelligent roadblock device for vehicle weight limitation, it is primarily present following deficiency: 1, weight-measuring device uses compression spring to make it produce deformation, its energising situation is judged again by limit switch, after installation puts in place, it is impossible to the actual conditions further according to road are come to modify the gravimetric value of freight weight limit vehicle again.2, whole mechanism uses single motor to provide power source, then has a set of linkage to make two baffle plates rise simultaneously or decline, and the dimensional requirement of linkage is relatively stricter, is difficult to accomplish to lift simultaneously.Owing to required precision is high, therefore there is the phenomenons such as abrasion in mechanism's running, reliability and the physical life of whole mechanism will certainly be affected.
In view of this, this is studied by the present inventor, develops a kind of Intelligent roadblock device with warning function and detection method thereof specially, and this case thus produces.
Summary of the invention
It is an object of the invention to provide a kind of Intelligent roadblock device with warning function and detection method thereof, have that light weight detection is accurate, easy to operate, detection efficiency is high, length in service life, automatically send the features such as alarm signal.
To achieve these goals, the solution of the present invention is:
A kind of Intelligent roadblock device with warning function, including base plate, it is arranged on the crossbeam of base plate middle part, base plate is divided into detection zone and FOH by described crossbeam, wherein it is positioned on the base plate of detection zone and is provided with several detector unit side by side, described detector unit includes that seat fixed by the sensor being fixedly mounted on base plate, pressure sensor one end is arranged on sensor and fixes on seat, the unsettled setting of the other end, form free end, the free end upper surface of pressure sensor is provided with cushion block, pressing plate is arranged on above the cushion block of each detector unit by fixing screw, the detection head of pressure sensor is provided with sensing chip, for detecting the deformation that free end produces because of cushion block pressure effect, and then the weight of vehicle detected；The base plate of described FOH is provided with 2 motors, and the main shaft of motor is respectively provided with a baffle plate, and the opposite side of described baffle plate is all connected with crossbeam by rotating shaft, drives baffle plate along with the axis of rotation on crossbeam by rotating of electric machine main shaft；Described motor is fixedly mounted on base plate by motor support base, and cover plate is fixedly mounted on above motor；Described Intelligent roadblock device farther includes a control unit, described control unit includes single-chip microcomputer, and A/D converter, motor drive module and the alarm module being connected with single-chip microcomputer, pressure sensor is connected with single-chip microcomputer by A/D converter, and motor is connected with single-chip microcomputer by motor drive module.
As preferably, described baffle plate includes the connection end being connected with crossbeam rotating shaft, and be connected end vertically disposed baffle plate main body, described baffle plate main body includes for stopping the stop end that vehicle passes through, and the positive stop end excessively rotated for anti-baffle plate.
As preferably, described crossbeam being further provided with horizontal blend stop, described horizontal blend stop is positioned in the middle of crossbeam, when baffle plate horizontal positioned, for bearing the pressure of baffle plate transmission, prevents from damaging electric machine main shaft.
As preferably, described crossbeam being further provided with vertical blend stop, anti-baffle plate vertically rotates more than 90 ° in time rising.
As preferably, the spacing of adjacent 2 detector units is 0.8～1.8 meter.
As preferably, described pressing plate, crossbeam, cover plate, the upper surface of baffle plate are respectively positioned in same level.
As preferably, described pressing plate and cover plate are provided with solar module, power for detector unit, motor and control unit.
As preferably, described single-chip microcomputer uses model to be the single-chip microcomputer of STC12C5A60S2.
As preferably, described A/D converter employing model is the A/D converter chip of HX711.
As preferably, described motor drive module uses model to be the driving chip of ULN2803.
As preferably, described alarm module includes loudspeaker and audible-visual annunciator, is read the weight of vehicle by loudspeaker, when overweight, sends alarm signal, prompting staff and driver by audible-visual annunciator simultaneously.
Above-mentioned a kind of Intelligent roadblock device detection method with warning function, comprises the steps:
1) when vehicle drives on the pressing plate of detection zone, deadweight due to automobile, pressing plate can move down, cushion block moves down the most therewith, under cushion block effect down, pressure sensor free end is deformed, and deflection is sent to A/D converter by sensing chip, change into the signal of telecommunication, be then sent to single-chip microcomputer；
2) data received are compared by single-chip microcomputer with preset value, when vehicle weight exceed setting value (i.e. pressing plate produce bigger vertical to displacement time), single-chip microcomputer drives two motors to rotate respectively by motor drive module, 2 baffle plates are made to rotate 90 degree respectively, it is erected at road center, making overweight vehicle to pass through, alarm module reads vehicle weight simultaneously, and sends alarm signal；Otherwise, when the sensor signal that single-chip microcomputer receives is within the permissible range that this roadblock sets, single-chip microcomputer does not drive motor i.e. baffle plate not rotate, and vehicle passes through after crossbeam and cover plate, and now, alarm module only reads vehicle weight, does not send alarm signal；
3) after being blocked by baffle plate when overweight vehicle and exiting pressing plate voluntarily, pressing plate rising is returned to reset condition, induced signal now is sent to control unit by pressure sensor again, single-chip microcomputer drives two motor reversals by motor drive module, and then 2 baffle plates are returned to initial position (flushing state with ground).
By arranging the Intelligent roadblock device of said structure on some limited important highway asked, the vehicle meeting freight weight limit requirement is made to pass through, and it is blocked in outside this freight weight limit section in overweight car, thus reach to extend highway service life and prevent the purpose of generation of road accident, a kind of Intelligent roadblock device sensing by multiple pressure sensors with warning function of the present invention, can be accurately measured the weight being positioned at detection zone vehicle；Block, by horizontal blend stop and the protection of vertical blend stop and spacing, has the feature such as registration, motor length in service life；Can demonstrate that vehicle is the most overweight more intuitively by alarm module, alarm signal, prompting staff and driver time overweight, can be sent in time.The detection method of described Intelligent roadblock device, by detector unit, control unit and the cooperation of baffle plate, is automatically performed the detection of vehicle weight, stops and let pass, and whole process is without manual intervention, easy to operate, and efficiency is high.
Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is the Intelligent roadblock device three-dimensional structure diagram (when block does not rises) of the present embodiment；
Fig. 2 is the side view of Fig. 1；
Fig. 3 is the Intelligent roadblock device three-dimensional structure diagram (when block rises) of the present embodiment；
Fig. 4 is the beam structure schematic diagram of the present embodiment；
Fig. 5 is the present embodiment control unit single chip circuit schematic diagram
Fig. 6 is the present embodiment control unit A/D converter schematic diagram；
Fig. 7 is the present embodiment control unit motor drive module schematic diagram.
Detailed description of the invention
As Figure 1-3, a kind of Intelligent roadblock device with warning function, including base plate 1, being arranged on the crossbeam 2 of base plate 1 middle part, base plate is divided into detection zone I and FOH II by described crossbeam 2, wherein it is positioned on the base plate 1 of detection zone I and is provided with 3 detector units 3 side by side, in the present embodiment, the spacing of adjacent 2 detector units 3 is 1.5 meters, depending on the number of detector unit 3 can be according to the width of road, road is the widest, and the detector unit of needs is the most.Described detector unit 3 includes that seat 31 fixed by the sensor being fixedly mounted on base plate 1, pressure sensor 32 one end is arranged on sensor and fixes on seat 31, the unsettled setting of the other end, form free end, the free end upper surface of pressure sensor 32 is provided with cushion block 33, pressing plate 4 is arranged on above the cushion block 33 of each detector unit 3 by fixing screw 5, the detection head of pressure sensor 32 is provided with sensing chip 34, for detecting the deformation that free end produces because of cushion block 33 pressure effect, and then the weight of vehicle detected；The base plate 1 of described FOH II is provided with 2 motors 6, the main shaft of motor 6 connects the first baffle plate 7 and second baffle 8 respectively, first baffle plate 7 is all connected with the rotating shaft 12 being arranged on crossbeam with the opposite side of second baffle 8, drives 2 baffle plates along with axis of rotation by the rotation of motor 6 main shaft；Described motor 6 is fixedly mounted on base plate 1 by motor support base 11, and cover plate 10 is fixedly mounted on above motor 6；Described Intelligent roadblock device farther includes a control unit 9, described control unit 9 includes single-chip microcomputer, and A/D converter, motor drive module and the alarm module being connected with single-chip microcomputer, pressure sensor 32 is connected with single-chip microcomputer by A/D converter, and motor 6 is connected with single-chip microcomputer by motor drive module.The Intelligent roadblock device of the present embodiment is by externally fed, and respectively detector unit 3, motor 6 and control unit 9 provides corresponding voltage, it is also possible to arrange solar module on pressing plate 4 and cover plate 10, it is provided that the voltage described in device.
In the present embodiment, described first baffle plate 7 is identical with second baffle 8 structure, it is symmetricly set on crossbeam 2, structure description is carried out below as a example by the first baffle plate 7, first baffle plate 7 includes the connection end 71 being connected with crossbeam rotating shaft 12, and be connected end 71 vertically disposed baffle plate main body, described baffle plate main body includes for stopping the stop end 72 that vehicle passes through, and the positive stop end 73 excessively rotated for anti-baffle plate.
As shown in Figure 4, described crossbeam 2 being further provided with horizontal blend stop 21, described horizontal blend stop 21 is positioned in the middle of crossbeam 2, and described crossbeam is further provided with 2 vertical blend stops 22；When the first baffle plate 7 and second baffle 8 return to horizontal level, horizontal level is first gone to by second baffle 8, second baffle 8 stops the lower surface of end and horizontal blend stop 21 upper surface, then the first baffle plate 7 goes to horizontal positioned, first baffle plate 7 stops that end 72 lower surface contacts with second baffle 8 upper surface, when vehicle passes through, the weight of vehicle reaches on horizontal blend stop 21 by the first baffle plate 7 and second baffle 8, the gravity of vehicle is born by horizontal blend stop 21, rather than act on the main shaft of motor 6, prevent motor 6 main shaft damaged.After the first baffle plate 7 and second baffle 8 are rotated up an angle of 90 degrees by horizontal level, the positive stop end of two baffle plates is blocked by vertical blend stop 22 the most just, prevents many gyrations, more than 90 °.
For ensureing that vehicle passes through gently, described pressing plate 4, crossbeam 2, cover plate the 10, first baffle plate 7 upper surface is respectively positioned in same level.
As it is shown in figure 5, described single-chip microcomputer uses model to be the single-chip microcomputer of STC12C5A60S2.STC12C5A60S2 single-chip microcomputer, it is high speed, low-power consumption, superpower jamproof 8051 single-chip microcomputers of new generation, instruction code completely compatible traditional 8051, but fast 8-12 times of speed, it is internally integrated MAX810 Special reset circuit, 2 road PWM, 8 road 10-bit high speed A/D conversions, for motor control, it is adaptable to strong jamming occasion.
As shown in Figure 6, the A/D converter chip that described A/D converter uses model to be HX711.Sensing chip 34 is arranged on the force sensitive flexible member of stress, when flexible member stress is deformed, sensing chip 34 produces corresponding strain, change into resistance variations, foil gauge is connected into electric bridge as shown in Figure 6, resistance variations power caused by A/D converter chip is converted to the voltage change of measuring circuit, by measuring the numerical value of output voltage, then the weight by the i.e. available measured object of conversion.
As it is shown in fig. 7, described motor drive module uses model to be the driving chip of ULN2803.
In the present embodiment, described alarm module includes loudspeaker and audible-visual annunciator, is read the weight of vehicle by loudspeaker, when overweight, sends alarm signal, prompting staff and driver by audible-visual annunciator simultaneously.
Above-mentioned a kind of Intelligent roadblock device detection method with warning function, comprises the steps:
1) when vehicle drives on the pressing plate 4 of detection zone I, due to the deadweight of automobile, pressing plate 4 can be made to move down, owing to pressing plate 4 cushion block 33 is coupled by fixing screw 5, naturally make cushion block 33 also move down；Under cushion block 33 effect down, pressure sensor 32 free end is deformed, and sensing chip 34 is posted in the place being easily deformed in the middle part of pressure sensor 32, and deflection is changed into the signal of telecommunication by A/D converter, is then forwarded to single-chip microcomputer by sensing chip 34；
2) single-chip microcomputer is judged by threshold values set in advance, when vehicle weight exceed setting value (i.e. pressing plate 4 produce bigger vertical to displacement time), single-chip microcomputer sends instruction allows two motors 6 rotate respectively, (the first baffle plate 7 turns counterclockwise to make the first baffle plate 7 and second baffle 8 rotate 90 degree respectively, second baffle 8 turns clockwise), it is erected at road center so that vehicle cannot pass through, alarm module reads vehicle weight simultaneously, and sends alarm signal；Otherwise, when the sensor signal that single-chip microcomputer receives is within the permissible range that this roadblock sets, motor 6 does not works, i.e. first baffle plate 7 and second baffle 8 do not rotate, and vehicle passes through, now after crossbeam 2 and cover plate 10, alarm module only reads vehicle weight, does not send alarm signal；
3) after vehicle is blocked by baffle plate and cannot be by exiting pressing plate 4, pressing plate 4 rising returns to reset condition, induced signal now is sent to control unit 9 by pressure sensor 32 again, single-chip microcomputer sends instruction to motor, make two motors 6 invert, and then 2 baffle plates are returned to original initial position (the first baffle plate 7 upper surface flushes state with ground).
Above-described embodiment and the product form of the graphic and non-limiting present invention and style, suitably change that it is done by any person of an ordinary skill in the technical field or modify, all should be regarded as the patent category without departing from the present invention.
Claims (10)
1. an Intelligent roadblock device with warning function, it is characterized in that: include base plate, it is arranged on the crossbeam of base plate middle part, base plate is divided into detection zone and FOH by described crossbeam, wherein it is positioned on the base plate of detection zone and is provided with several detector unit side by side, described detector unit includes that seat fixed by the sensor being fixedly mounted on base plate, pressure sensor one end is arranged on sensor and fixes on seat, the unsettled setting of the other end, form free end, the free end upper surface of pressure sensor is provided with cushion block, pressing plate is arranged on above the cushion block of each detector unit by fixing screw, the detection head of pressure sensor is provided with sensing chip, for detecting the deformation that free end produces because of cushion block pressure effect, and then the weight of vehicle detected；The base plate of described FOH is provided with 2 motors, and the main shaft of motor is respectively provided with a baffle plate, and the opposite side of described baffle plate is all connected with crossbeam by rotating shaft, drives baffle plate along with the axis of rotation on crossbeam by rotating of electric machine main shaft；Described motor is fixedly mounted on base plate by motor support base, and cover plate is fixedly mounted on above motor；Described Intelligent roadblock device farther includes a control unit, described control unit includes single-chip microcomputer, and A/D converter, motor drive module and the alarm module being connected with single-chip microcomputer, pressure sensor is connected with single-chip microcomputer by A/D converter, and motor is connected with single-chip microcomputer by motor drive module.
A kind of Intelligent roadblock device with warning function, it is characterized in that: described baffle plate includes the connection end being connected with crossbeam rotating shaft, and be connected end vertically disposed baffle plate main body, described baffle plate main body includes for stopping the stop end that vehicle passes through, and the positive stop end excessively rotated for anti-baffle plate.
A kind of Intelligent roadblock device with warning function, it is characterised in that: described crossbeam is provided with horizontal blend stop, and described horizontal blend stop is positioned in the middle of crossbeam；Vertical blend stop it is further provided with on described crossbeam.
A kind of Intelligent roadblock device with warning function, it is characterised in that: the spacing of adjacent 2 detector units is 0.8～1.8 meter.
A kind of Intelligent roadblock device with warning function, it is characterised in that: described pressing plate, crossbeam, cover plate, the upper surface of baffle plate are respectively positioned in same level.
A kind of Intelligent roadblock device with warning function, it is characterised in that: described pressing plate and cover plate are provided with solar module, power for detector unit, motor and control unit.
A kind of Intelligent roadblock device with warning function, it is characterised in that: described single-chip microcomputer uses model to be the single-chip microcomputer of STC12C5A60S2.
A kind of Intelligent roadblock device with warning function, it is characterised in that: the A/D converter chip that described A/D converter uses model to be HX711；Described motor drive module uses model to be the driving chip of ULN2803.
A kind of Intelligent roadblock device with warning function, it is characterised in that: described alarm module includes loudspeaker and audible-visual annunciator.
A kind of Intelligent roadblock device detection method with warning function, it is characterised in that comprise the steps:
1) when vehicle drives on the pressing plate of detection zone, deadweight due to automobile, pressing plate can move down, cushion block moves down the most therewith, under cushion block effect down, pressure sensor free end is deformed, and deflection is sent to A/D converter by sensing chip, change into the signal of telecommunication, be then sent to single-chip microcomputer；
2) data received are compared by single-chip microcomputer with preset value, when vehicle weight exceedes setting value, single-chip microcomputer drives two motors to rotate respectively by motor drive module, 2 baffle plates are made to rotate 90 degree respectively, it is erected at road center, making overweight vehicle to pass through, alarm module reads vehicle weight simultaneously, and sends alarm signal；Otherwise, when the sensor signal that single-chip microcomputer receives is within the permissible range that this roadblock sets, single-chip microcomputer does not drive motor i.e. baffle plate not rotate, and vehicle passes through after crossbeam and cover plate, and now, alarm module only reads vehicle weight, does not send alarm signal；
3) after being blocked by baffle plate when overweight vehicle and exiting pressing plate voluntarily, pressing plate rising is returned to reset condition, induced signal now is sent to control unit by pressure sensor again, and single-chip microcomputer drives two motor reversals by motor drive module, and then 2 baffle plates are returned to initial position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510043749.9A CN104631363B (en) | 2015-01-28 | 2015-01-28 | A kind of Intelligent roadblock device with warning function and detection method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510043749.9A CN104631363B (en) | 2015-01-28 | 2015-01-28 | A kind of Intelligent roadblock device with warning function and detection method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104631363A CN104631363A (en) | 2015-05-20 |
| CN104631363B true CN104631363B (en) | 2016-08-24 |
Family
ID=53210564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510043749.9A Expired - Fee Related CN104631363B (en) | 2015-01-28 | 2015-01-28 | A kind of Intelligent roadblock device with warning function and detection method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104631363B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106918384B (en) * | 2017-05-05 | 2019-11-08 | 连江圆明工业设计有限公司 | A kind of Intelligent road weight-measuring device |
| JP6935513B2 (en) * | 2017-12-12 | 2021-09-15 | 愛知製鋼株式会社 | Marker construction method and marker construction system |
| CN110940406B (en) * | 2019-11-29 | 2021-04-16 | 武汉市六顺标准衡器有限公司 | Electronic truck scale weighing system based on Internet of things technology and lightning protection method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101109172A (en) * | 2007-04-01 | 2008-01-23 | 趙丕才 | Protector for road bridge |
| CN201261871Y (en) * | 2008-09-16 | 2009-06-24 | 金康强 | Weight-limiting apparatus for non-motor lane |
| KR100992936B1 (en) * | 2008-09-10 | 2010-11-09 | (주)에이티맥스 | Measuring apparatus for overspeed or overcharge vehicle and restriction system using the same |
| CN102061672A (en) * | 2010-11-19 | 2011-05-18 | 绍兴文理学院 | Weight-limit intelligent roadblock device based on self weight of vehicle |
| CN102587306A (en) * | 2012-02-22 | 2012-07-18 | 绍兴文理学院 | Intelligent roadblock device for vehicle weight limitation |
| CN204551321U (en) * | 2015-01-28 | 2015-08-12 | 绍兴文理学院 | A kind of Intelligent roadblock device with warning function |
-
2015
- 2015-01-28 CN CN201510043749.9A patent/CN104631363B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101109172A (en) * | 2007-04-01 | 2008-01-23 | 趙丕才 | Protector for road bridge |
| KR100992936B1 (en) * | 2008-09-10 | 2010-11-09 | (주)에이티맥스 | Measuring apparatus for overspeed or overcharge vehicle and restriction system using the same |
| CN201261871Y (en) * | 2008-09-16 | 2009-06-24 | 金康强 | Weight-limiting apparatus for non-motor lane |
| CN102061672A (en) * | 2010-11-19 | 2011-05-18 | 绍兴文理学院 | Weight-limit intelligent roadblock device based on self weight of vehicle |
| CN102587306A (en) * | 2012-02-22 | 2012-07-18 | 绍兴文理学院 | Intelligent roadblock device for vehicle weight limitation |
| CN204551321U (en) * | 2015-01-28 | 2015-08-12 | 绍兴文理学院 | A kind of Intelligent roadblock device with warning function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104631363A (en) | 2015-05-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104631363B (en) | A kind of Intelligent roadblock device with warning function and detection method thereof | |
| CN102311024B (en) | Device for detecting position and speed of elevator lift car | |
| CN102490609A (en) | Vehicle overloading detecting system | |
| CN204551320U (en) | Based on the Multi-functional road fault device that vehicle weight limitation detects | |
| CN202255184U (en) | Detection device for vehicle bumper | |
| CN204551321U (en) | A kind of Intelligent roadblock device with warning function | |
| CN203083676U (en) | Weighing device for liquid crystal glass substrate production line | |
| CN204551322U (en) | A kind of Intelligent roadblock device with Presentation Function | |
| CN204551327U (en) | Based on the Intelligent roadblock device that vehicle weight limitation detects | |
| CN104594249B (en) | Intelligent roadblock device based on vehicle weight limitation detection and detection method thereof | |
| US20200095092A1 (en) | Water detection in elevator pit using pit sensors | |
| CN104594246B (en) | Multi-functional road fault device based on vehicle weight limitation detection and detection method thereof | |
| EP2921886B1 (en) | Electronic bucket-type precipitation meter | |
| CN203937688U (en) | A kind of weighing system of maglev vehicle and weighting apparatus thereof | |
| CN201041529Y (en) | Drive assembly testing frame | |
| CN201009931Y (en) | Direction guide instrument for car | |
| CN210802527U (en) | Yaw angle sensor detection device | |
| CN213070135U (en) | Vehicle data automatic acquisition system | |
| CN212247965U (en) | Overload vehicle information early warning device suitable for urban bridge | |
| CN209764003U (en) | Transmission structure of double-Hall long angle detection sensor | |
| CN213021415U (en) | Open type annular magnetic grid detection device and elevator | |
| CN207779529U (en) | A kind of electronic vehicle weighing apparatus foundation-free device | |
| CN102849085B (en) | Safety monitoring device and safety monitoring method for track working vehicle | |
| CN206787694U (en) | A kind of high-precision weighbridge of automatic detection automobile position | |
| CN201130106Y (en) | Portable elevator parametric synthesis detecting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160824 Termination date: 20170128 |