CN109493624B - Traffic signal lamp with self-checking function - Google Patents
Traffic signal lamp with self-checking function Download PDFInfo
- Publication number
- CN109493624B CN109493624B CN201811311992.4A CN201811311992A CN109493624B CN 109493624 B CN109493624 B CN 109493624B CN 201811311992 A CN201811311992 A CN 201811311992A CN 109493624 B CN109493624 B CN 109493624B
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- China
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- side plate
- circuit board
- signal lamp
- self
- sliding block
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/095—Traffic lights
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Traffic Control Systems (AREA)
Abstract
The invention discloses a traffic signal lamp with a self-checking function, which comprises a controller, a wireless communication device, a mounting box and a toughened glass top plate, wherein the mounting box comprises a first side plate, a second side plate, a third side plate, a fourth side plate and a bottom plate; a sliding block is arranged between the first side plate and the second side plate, the sliding block is fixedly connected with a plane reflector, and an included angle between the plane reflector and the vertical direction is 45 degrees; the inboard of first curb plate has the blind hole, has the light intensity detector in the blind hole. The signal lamp has a fault self-checking function.
Description
Technical Field
The invention relates to the field of signal lamps, in particular to a traffic signal lamp with a self-checking function.
Background
The traffic signal lamp is a signal lamp for commanding traffic operation and generally consists of a red lamp, a green lamp and a yellow lamp. The red light indicates no traffic, the green light indicates permission, and the yellow light indicates warning. The traffic signal lamp is divided into: motor vehicle signal lamp, non-motor vehicle signal lamp, pedestrian crossing signal lamp, direction indicating lamp (arrow signal lamp), lane signal lamp, flash warning signal lamp, road and railway crossing signal lamp. The traffic signal lamp of pedestrian's crosswalk only has red light and green light usually, makes things convenient for the pedestrian to cross the road, along with the increase of low head clan, the pedestrian does not see the signal lamp at some times and just crosses the road, has caused danger, and current signal lamp can not in time detect the trouble.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to overcome the defects of the prior art and provides a traffic signal lamp with a self-checking function.
The technical scheme is as follows: a traffic signal lamp comprises a controller, a wireless communication device, a mounting box and a toughened glass top plate, wherein the mounting box comprises a first side plate, a second side plate, a third side plate, a fourth side plate and a bottom plate, the toughened glass top plate seals a top opening of the mounting box, white ground glass, a first circuit board and a second circuit board are mounted in the mounting box, the first circuit board and the second circuit board are located at the same horizontal height, a strip-shaped gap is formed between the first circuit board and the second circuit board, a diffuse reflection plate located above the strip-shaped gap is fixed between the first side plate and the second side plate, the white ground glass is located above the diffuse reflection plate, a plurality of red LED lamp beads are mounted on the first circuit board, and a plurality of green LED lamp beads are mounted on the second circuit board; a polished rod is connected between the first side plate and the second side plate, a bearing seat is installed at the first side plate, a bearing is installed at the bearing seat, a motor is installed at the second side plate, a lead screw is connected between a motor shaft and the bearing, the lead screw and the polished rod penetrate through a sliding block, the sliding block is provided with a threaded hole matched with the lead screw and a smooth hole matched with the polished rod, a plane reflector is fixedly connected with the sliding block, and an included angle between the plane reflector and the vertical direction is 45 degrees; the inner side of the first side plate is provided with a blind hole, and a light intensity detector is arranged in the blind hole.
Furthermore, a plurality of red LED lamp pearls are rectangular array distribution, and a plurality of green LED lamp pearls are rectangular array distribution.
Further, the diffuse reflection plate is rectangular, and the width of the diffuse reflection plate is larger than 10cm and smaller than 15 cm.
Furthermore, the first circuit board and the second circuit board are rectangular and equal in width, and the width of the first circuit board is larger than 30 cm.
Further, the blind hole is a cylindrical hole, and the depth of the blind hole is larger than 10 cm.
Further, the controller can control the traffic signal lamp to execute a fault detection mode, wherein in the fault detection mode, the controller controls the sliding block to move between the first position and the second position; the controller controls in the detection mode, and when the duration that the measured value of the light intensity detector exceeds the light intensity threshold value range is longer than a set duration, the wireless communication device transmits an alarm signal.
Further, the distance between the first position and the second position is greater than four fifths of the length of the polished rod.
Further, the first position is a position which can be reached by the sliding block and is closest to the first side plate, and the second position is a position which can be reached by the sliding block and is closest to the second side plate.
Further, the set time period is 2 seconds.
Further, in the detection mode, the slider starts moving from the first position, reaches the second position, and then moves from the second position to the first position.
Further, the diffuse reflection surface of the diffuse reflection plate faces downward.
Further, the controller controls to execute the failure detection mode every set time.
Further, the set time is 12 hours.
Further, the controller controls a first time period and a second time period of the signal lamp to be alternately carried out, in the first time period, all the red LED lamp beads are turned on, and all the green LED lamp beads are turned off; in the second time period, all the green LED lamp beads are turned on, and all the red LED lamp beads are turned off.
Further, the quantity of LED lamp pearls on first, the second circuit board equals.
Further, the luminous power of the single red LED lamp bead in the first time period is equal to the luminous power of the single green LED lamp bead in the second time period.
Has the advantages that: the signal lamp is a buried signal lamp, is convenient for a head to lower and cross a road, can be regularly checked, and can give an alarm in time once a fault occurs.
Drawings
FIG. 1 is a schematic cross-sectional view of a signal lamp;
FIG. 2 is a schematic view of another angular cross-section of the signal lamp;
fig. 3 is a schematic top view of the signal lamp, and a schematic layout of the first circuit board, the second circuit board and the diffuse reflection plate.
Detailed Description
Reference numerals: 1.1 a first side panel; 1.2 a second side plate; 1.3 a third side plate; 1.4 a fourth side plate; 1.5 a bottom plate; 2.1 a top plate; 2.2 white ground glass; 2.3 diffuse reflection plate; 3.1 a first circuit board; 3.2 a second circuit board; 4.1 lead screw; 4.2 a polish rod; 4.3, a sliding block; 4.4 plane mirror; 5.1 light intensity sensor.
A traffic signal lamp comprises a controller, a wireless communication device, a mounting box and a toughened glass top plate 2.1, wherein the mounting box comprises a first side plate 1.1, a second side plate 1.2, a third side plate 1.3, a fourth side plate 1.4 and a bottom plate 1.5, the toughened glass top plate seals a top opening of the mounting box, white frosted glass 2.2, a first circuit board 3.1 and a second circuit board 3.2 are mounted in the mounting box, the first circuit board and the second circuit board are located at the same horizontal height, a strip-shaped gap is formed between the first circuit board and the second circuit board, a diffuse reflection plate 2.3 located above the strip-shaped gap is fixed between the first circuit board and the second circuit board, the white frosted glass is located above the diffuse reflection plate, a plurality of red LED lamp beads are mounted on the first circuit board, and a plurality of green LED lamp beads are mounted on the second circuit board; a polished rod is connected between the first side plate and the second side plate, a bearing seat is installed at the first side plate, a bearing is installed at the bearing seat, a motor is installed at the second side plate, a lead screw is connected between a motor shaft and the bearing, the lead screw 4.1 and the polished rod 4.2 penetrate through a sliding block, the sliding block 4.3 is provided with a threaded hole matched with the lead screw and a smooth hole matched with the polished rod, a plane reflector 4.4 is fixedly connected with the sliding block, and the included angle between the plane reflector and the vertical direction is 45 degrees; the inner side of the first side plate is provided with a blind hole, and a light intensity detector 5.1 is arranged in the blind hole.
A plurality of red LED lamp pearls are the rectangular array and distribute, and a plurality of green LED lamp pearls are the rectangular array and distribute. The diffuse reflection plate is rectangular, and the width of the diffuse reflection plate is larger than 10cm and smaller than 15 cm. The first circuit board and the second circuit board are rectangular and equal in width, and the width of the first circuit board is larger than 30 cm. The blind hole is a cylindrical hole, and the depth of the blind hole is larger than 10 cm.
Further, the controller can control the traffic signal lamp to execute a fault detection mode, wherein in the fault detection mode, the controller controls the sliding block to move between the first position and the second position; the controller controls in the detection mode, and when the duration that the measured value of the light intensity detector exceeds the light intensity threshold value range is longer than a set duration, the wireless communication device transmits an alarm signal.
The distance between the first position and the second position is greater than four fifths of the length of the polish rod. Or the first position is the position which can be reached by the sliding block and is closest to the first side plate, and the second position is the position which can be reached by the sliding block and is closest to the second side plate. The set time period is 2 seconds. In the detection mode, the sliding block starts to move from the first position to the second position and then moves from the second position to the first position, and the detection mode is ended.
According to the signal lamp, light of the red LED lamp bead or the green LED lamp bead passes through the white frosted glass and then passes through the toughened glass, signals can be provided for pedestrians, and the white frosted glass enables the light to be softer.
Under normal conditions, red LED lamp pearl on the first circuit board lights, perhaps green LED lamp pearl on the second circuit board lights, as shown in fig. 2, LED lamp pearl's light is through diffuse reflection board's reflection, some can shine perpendicularly on the plane mirror, reflect to the blind hole in by the plane mirror again and detect by the light intensity detector, theoretically, it is not that first circuit board opens, it is that the second circuit board opens, the measured value of light intensity detector should be in the threshold value scope all the time, at the in-process that the slider removed, although the measured value of light intensity detector has some changes, but all in the threshold value scope. Unless a fault occurs, the first circuit board and the second circuit board are simultaneously opened or closed, or a large part of LED lamp beads on the first circuit board and the second circuit board are damaged, the faults can cause a large deviation of the light intensity detector, so that an alarm is given in time, and maintenance is provided. The reason why the judgment condition is written as "when the duration of the measured value of the light intensity detector exceeding the light intensity threshold range is longer than the set duration" is that in the process of switching the traffic lights, the situation that the first circuit board and the second circuit board are simultaneously opened or closed may occur for a short time, the duration of the situation is short, in order to avoid false alarm, the duration is taken as the judgment condition, and no alarm is given for the situation that the measured value of the light intensity detector exceeds the light intensity threshold range for a very short time.
While the invention has been shown and described with respect to the preferred embodiments, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the scope of the invention as defined in the following claims.
Claims (7)
1. A traffic signal lamp with a self-checking function is characterized by comprising a controller, a wireless communication device, a mounting box and a toughened glass top plate, wherein the mounting box comprises a first side plate, a second side plate, a third side plate, a fourth side plate and a bottom plate, the toughened glass top plate seals a top opening of the mounting box, white ground glass, a first circuit board and a second circuit board are mounted in the mounting box, the first circuit board and the second circuit board are located at the same horizontal height, a strip-shaped gap is formed between the first circuit board and the second circuit board, a diffuse reflection plate located above the strip-shaped gap is fixed between the first side plate and the second side plate, the white ground glass is located above the diffuse reflection plate, a plurality of red LED lamp beads are mounted on the first circuit board, and a plurality of green LED lamp beads are mounted on the second circuit board; a polished rod is connected between the first side plate and the second side plate, a bearing seat is installed at the first side plate, a bearing is installed at the bearing seat, a motor is installed at the second side plate, a lead screw is connected between a motor shaft and the bearing, the lead screw and the polished rod penetrate through a sliding block, the sliding block is provided with a threaded hole matched with the lead screw and a smooth hole matched with the polished rod, a plane reflector is fixedly connected with the sliding block, and an included angle between the plane reflector and the vertical direction is 45 degrees; the inner side of the first side plate is provided with a blind hole, and a light intensity detector is arranged in the blind hole; the controller can control the traffic signal lamp to execute a fault detection mode, wherein in the fault detection mode, the controller controls the sliding block to move between a first position and a second position; the controller controls in the detection mode, and when the duration that the measured value of the light intensity detector exceeds the light intensity threshold value range is longer than the set duration, the wireless communication device transmits an alarm signal; the distance between the first position and the second position is more than four fifths of the length of the polish rod; the first position is the position which can be reached by the sliding block and is closest to the first side plate, and the second position is the position which can be reached by the sliding block and is closest to the second side plate.
2. The traffic signal lamp with the self-checking function according to claim 1, wherein the plurality of red LED lamp beads are distributed in a rectangular array, and the plurality of green LED lamp beads are distributed in a rectangular array.
3. The traffic signal lamp with the self-checking function according to claim 1, wherein the diffuse reflection plate has a rectangular shape and a width greater than 10cm and less than 15 cm.
4. The traffic signal lamp with the self-checking function according to claim 1, wherein the first circuit board and the second circuit board are rectangular and have the same width, and the width of the first circuit board is greater than 30 cm.
5. The traffic signal lamp with the self-checking function according to claim 1, wherein the blind hole is a cylindrical hole, and the depth of the blind hole is greater than 10 cm.
6. The traffic light with self-checking function according to claim 1, wherein the set time period is 2 seconds.
7. The traffic light with self-checking function according to claim 1, wherein in the checking mode, the slider is moved from the first position to the second position and then from the second position to the first position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811311992.4A CN109493624B (en) | 2018-11-06 | 2018-11-06 | Traffic signal lamp with self-checking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811311992.4A CN109493624B (en) | 2018-11-06 | 2018-11-06 | Traffic signal lamp with self-checking function |
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| Publication Number | Publication Date |
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| CN109493624A CN109493624A (en) | 2019-03-19 |
| CN109493624B true CN109493624B (en) | 2020-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811311992.4A Active CN109493624B (en) | 2018-11-06 | 2018-11-06 | Traffic signal lamp with self-checking function |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112700666A (en) * | 2020-12-18 | 2021-04-23 | 安徽正能量光电科技有限公司 | Urban intelligent traffic signal lamp control system |
| CN114170819B (en) * | 2021-12-08 | 2022-10-28 | 扬州市法马智能设备有限公司 | Traffic signal lamp |
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| CN109493624A (en) | 2019-03-19 |
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Effective date of registration: 20200922 Address after: Gongzhuang group, Dehua village, Songqiao Town, Gaoyou City, Yangzhou City, Jiangsu Province Applicant after: Yangzhou Jinjun Lighting Co., Ltd Address before: 213001 Guoguang 1937 Science and Technology Cultural Creative Park, 93 Qingtan Road, Tianning District, Changzhou City, Jiangsu Province, 10 203 Applicant before: Zheng Jiajia |
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