CN214748431U - Street lamp illuminance measuring device - Google Patents
Street lamp illuminance measuring device Download PDFInfo
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- CN214748431U CN214748431U CN202120544523.8U CN202120544523U CN214748431U CN 214748431 U CN214748431 U CN 214748431U CN 202120544523 U CN202120544523 U CN 202120544523U CN 214748431 U CN214748431 U CN 214748431U
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Abstract
The utility model discloses a street lamp illuminance measuring device relates to illuminance technical test field. Street lamp illuminance measuring device includes: two tracks, a running mechanism, a plurality of illuminometers and a processing component; the running mechanism comprises a cross rod, a driving part and two pulleys, and the two pulleys are respectively arranged at the two ends of the cross rod through the driving part; the two rails are used for being placed on two sides of the measuring area; two pulleys of the running mechanism are respectively arranged on the two rails, so that the cross rod and the two rails form an H shape; the illuminometer is arranged on the operating mechanism and used for acquiring illumination data of the street lamp; the processing component is connected with the illuminometer and the running mechanism respectively, the processing component is used for controlling the running mechanism to move on the track, and the processing component is used for controlling the illuminometer to collect data at a data collecting point, so that the data collecting efficiency can be improved, and the measuring precision of the street lamp illumination can be improved.
Description
Technical Field
The utility model relates to an illuminance technical test field especially relates to a street lamp illuminance measuring device.
Background
The street lamp illuminance measurement is generally measured according to two methods, namely central point distribution and four-corner point distribution in the national standard illumination measurement method (GB/T5700-2008). In the traditional manual measurement method, distribution points are firstly divided on a road surface, the illumination is measured point by point, and finally the test result is obtained through summarization. Because the number of illumination measurement points is generally dozens, at least 1 to 2 minutes are needed to complete one test, and the test efficiency is low. In addition, the point-by-point measurement time span is large, and the measurement error is also large.
In the related art, the illuminometer or the luminance meter is mounted on the automobile or the trolley, and the illuminance or the luminance of the road surface can be quickly acquired by moving the automobile or the trolley at a certain speed, so that the measurement time is shortened, but the test standard requires that the illuminometer should be close to the road surface, and the method is difficult to meet the requirement. And the vehicle is difficult to guarantee to walk according to established track in the course of going, and the route is easy to deviate and cause and appear measuring error.
In the related art, it is proposed to secure a travel path by detecting a distance to a vehicle on a road base using an infrared sensor with reference to the road base. However, the roadbed often has a gap or a situation that the infrared sensor is shielded by greening, garbage and the like, so that the vehicle cannot be guaranteed to run along a predetermined path.
SUMMERY OF THE UTILITY MODEL
In order to solve at least one of the above-mentioned technical problem, the utility model provides a street lamp illuminance measuring device can improve the collection efficiency of data and improve the measurement accuracy of street lamp illuminance.
In a first aspect, an embodiment of the present invention provides a street lamp illuminance measuring device, include: two tracks, a running mechanism, a plurality of illuminometers and a processing component;
The running mechanism comprises a cross rod, a driving part and two pulleys, and the two pulleys are respectively arranged at two ends of the cross rod through the driving part;
the two rails are used for being placed on two sides of the measuring area;
the two pulleys of the running mechanism are respectively arranged on the two rails, so that the cross rod and the two rails form an H shape;
the illuminometer is arranged on the operating mechanism and used for acquiring illumination data of the street lamp;
the processing component is respectively connected with the illuminometer and the operating mechanism, the processing component is used for controlling the operating mechanism to move on the track, and the processing component is used for controlling the illuminometer to acquire data at a data acquisition point.
In some embodiments, the operating mechanism further comprises a plurality of connecting parts, each connecting part comprises a fixing ring and a connecting rod, the first end of each connecting rod is connected with the corresponding fixing ring, the second end of each connecting rod is connected with the illuminometer, and the corresponding fixing ring is sleeved on the corresponding cross rod.
In some embodiments, the connecting member further includes a bottom support, the bottom support is connected to the second end of the connecting rod, the first end of the connecting rod is rotatably connected to the fixing ring up and down, the illuminometer is disposed on the bottom support, and a roller is disposed at the bottom of the bottom support and can be retracted into the bottom support.
In some embodiments, the cross rod is marked with scale marks, the middle part of the fixing ring is provided with a gap, and the gap is used for observing the scale marks on the cross rod.
In some embodiments, the operating mechanism further comprises a plurality of connecting parts, each connecting part comprises a fixing ring and two connecting rods, the first ends of the two connecting rods are respectively arranged on two sides of the fixing ring, the second ends of the connecting rods are connected with the illuminometer, and the fixing ring is sleeved on the cross rod.
In some embodiments, the fixing ring is provided with a tightening mechanism, and the inner diameter of the fixing ring can be adjusted through the tightening mechanism.
In some embodiments, the illuminometer is provided with a wireless transmission module, and the illuminometer is connected with the processing component in a wireless transmission mode.
The utility model discloses foretell technical scheme has following advantage or one of beneficial effect at least: street lamp illuminance measuring device includes two tracks, the operating device, a plurality of illuminometers and processing unit, the operating device includes the horizontal pole, driver part and two pulleys, two pulleys pass through driver part and set up respectively at the both ends of horizontal pole, two tracks are used for placing the both sides in measurement area, two pulleys of operating device set up respectively on two tracks, make horizontal pole and two tracks constitute H shape, the illuminometer sets up on the operating device, processing unit with be connected with illuminometer and operating device respectively, processing unit is used for controlling operating device and moves on the track, processing unit is used for control the illuminometer is at data acquisition point department data acquisition. The operation mechanism is limited by the two tracks on two sides of the measurement area and does not deviate from the measurement area in the moving process, so that the illuminometer can accurately move to a data acquisition point, the measurement precision of the illumination of the street lamp is improved, a plurality of illuminometers are arranged on the operation mechanism, and the processing component is adopted to automatically acquire data at the data acquisition point, and the data acquisition efficiency is improved.
Drawings
Fig. 1 is a top view of a street lamp illuminance measuring device provided according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a central point distribution method according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a four-corner dot arrangement method according to an embodiment of the present invention;
fig. 4 is a side view of a street lamp illuminance measuring device provided according to an embodiment of the present invention;
fig. 5 is a partially enlarged schematic view of a cross bar provided according to an embodiment of the present invention;
fig. 6 is a front view of a street lamp illuminance measuring device provided according to an embodiment of the present invention;
fig. 7 is a front view of a street lamp illuminance measuring device according to another embodiment of the present invention.
Detailed Description
The embodiments described in the embodiments of the present application should not be construed as limiting the present application, and all other embodiments that can be obtained by a person skilled in the art without making any inventive step shall fall within the scope of protection of the present application.
In the following description, reference is made to "some embodiments" which describe a subset of all possible embodiments, but it is understood that "some embodiments" may be the same subset or different subsets of all possible embodiments, and may be combined with each other without conflict.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein is for the purpose of describing embodiments of the present application only and is not intended to be limiting of the application.
The embodiment of the utility model provides a street lamp illuminance measuring device. Referring to fig. 1, includes: the two rails 110, the running mechanism 120, the plurality of illuminometers 130 and the processing part (not shown in the figure), the running mechanism 120 comprises a cross bar 122, a driving part (not shown in the figure) and two pulleys 121, and the two pulleys 121 are respectively arranged at two ends of the cross bar 122 through the driving part. The two pulleys 121 of the running mechanism 120 are placed on the two rails 110, respectively, so that the cross bar 122 forms an H-shape with the two rails 110. The operating mechanism also includes a coupling member for coupling the light meter 130, the light meter 130 being disposed on the operating mechanism. Connecting part includes solid fixed ring 123 and connecting rod 124, and a plurality of solid fixed ring 123 cover are on the horizontal pole, and each solid fixed ring 123 be connected with two connecting rods 124, and solid fixed ring 123 is connected to the first end of connecting rod 124, and solid fixed ring 123 is connected to the second end of connecting rod 124 to form the structure that illuminometer 130 symmetry set up on horizontal pole 122 both sides, this kind of structure that sets up illuminometer 130 on horizontal pole 122 both sides can accelerate collection efficiency.
Referring to fig. 2, a central point distribution method is adopted to test the illuminance of the street lamp, a measurement area is arranged between the street lamp 1 and the street lamp 2, the measurement area is equally divided into 16 × 7 small areas, the center of each small area is provided with data acquisition points, 16 × 7 data acquisition points are provided in total, the 7 data acquisition points in the first row are aligned with the street lamp 1, and the 7 data acquisition points in the last row are aligned with the street lamp 2. The two tracks are respectively placed on two sides of the measuring area, and initially, the cross rod is aligned to the dotted line 1 and the position of the fixing ring on the cross rod is adjusted so that the illuminometer is located on the data acquisition point. The processing part controls the operation mechanism to move during working, and controls the illuminometer to collect data simultaneously when the cross bar moves to the positions of a dotted line 1, a dotted line 2, a dotted line 3, a dotted line 4, a dotted line 5, a dotted line 6, a dotted line 7 and a dotted line 8 respectively. The processing means calculates the average illuminance according to the following formula:
wherein n is1Number of small areas, n, representing rows in the measurement area2Representing the number of small square rows of columns in the measurement area, EiThe measured illuminance at the ith data acquisition point is expressed in lux. In this example n1Substitution of the values 16, n2Substituting the value of 7.
Similarly, referring to fig. 3, a four-corner point distribution method may also be used to test the illuminance of the street lamp, the measurement region is disposed between the street lamp 1 and the street lamp 2, the measurement region is equally divided into 16 × 7 small regions, a data acquisition point is disposed at the vertex of each small region, 17 × 8 data acquisition points are provided in total, 8 data acquisition points in the first row are aligned with the street lamp 1, and 8 data acquisition points in the last row are aligned with the street lamp 2. The two tracks are respectively placed on two sides of the measuring area, and initially, the cross rod is aligned to the dotted line 1 and the position of the fixing ring on the cross rod is adjusted so that the illuminometer is located on the data acquisition point. The processing part controls the operation mechanism to move during working, and controls the illuminometer to collect data simultaneously when the cross bar moves to the positions of a dotted line 1, a dotted line 2, a dotted line 3, a dotted line 4, a dotted line 5, a dotted line 6, a dotted line 7, a dotted line 8 and a dotted line 9 respectively. The processing means calculates the average illuminance according to the following formula:
Wherein n is1Number of small areas, n, representing rows in the measurement area2Representing the number of small square rows of columns in the measurement area, EθFor measuring the illuminance measured at the four vertices of the area, E0The illuminance measured at the data acquisition points on the four outer sides of the measurement area except the four vertices is E, and the illuminance measured at each data acquisition point on the four inner sides is E. In this example n1Substitution of the values 16, n2Substituting the value of 7.
It should be noted that the processing component automatically identifies the in-field point, the edge point and the four-corner point to quickly complete the data analysis calculation.
The illuminometers may be connected to the crossbar without using a connecting member between the fixing ring and the link, or may be directly provided on the upper surface of the crossbar at equal intervals. The illuminometers which are symmetrically distributed can not be arranged on the two sides of the cross rod at the same time, and a row of illuminometers can also be arranged on one side of the cross rod. When the illuminometer is directly arranged on the upper surface of the cross rod at equal intervals, the pulley with small diameter can be adopted to reduce the distance between the cross rod and the ground as much as possible, so that the distance between the illuminometer and the ground is reduced, and the illuminometer is more in line with the measurement standard. It can be understood that the illuminometer and the cross bar are arranged in different modes, the initial position of the cross bar in the measuring area is different, and the position of the illuminometer when acquiring data in the moving process is different.
In some embodiments, referring to fig. 4, the fixing ring 123 is provided with a tightening mechanism 210, the tightening mechanism 210 may be a combination of a nut and a bolt, or a combination of a bayonet and a clamping groove, when the tightening mechanism 210 is opened, the position of the fixing ring 123 on the cross bar can be adjusted at will, and when the tightening mechanism 210 is closed, the fixing ring 123 can be fixed on the cross bar, so that the illuminometer 130 does not shake in the horizontal direction, and thus the reliability of the measurement result is improved. Be provided with rotary part 220 on the connecting rod 124, rotary part 220 can only make the connecting rod rotate in the upper and lower direction for ground, connecting rod 124 is connected with solid fixed ring 123 and collet 230 through rotary part 220, the bottom of collet 230 is provided with gyro wheel 240, gyro wheel 240 can contract in collet 230, when illuminometer 130 moved the data acquisition point, gyro wheel 240 contracts in collet 230, make illuminometer 130 hug closely the road surface more, the illuminance numerical value that records is more close to road surface illuminance, gyro wheel 240 holds up collet 230 after illuminometer 130 has gathered data, drive by the horizontal pole and slide to next data acquisition point.
It should be noted that the connecting rod can adopt telescopic links with adjustable lengths such as a screw rod and the like to adjust the horizontal distance between the illuminometer and the cross bar and adapt to different point distribution modes.
In some embodiments, referring to fig. 5, the middle of the fixing ring 123 is made of a transparent material and is drawn with a dotted line. The dotted line is on the same straight line with the central axis of the connecting rod, the cross rod 122 is provided with scale marks, and the position of the adjusting and fixing ring 123 on the cross rod 122 can refer to the scale marks on the cross rod 122 and the dotted line on the fixing ring 123, so that the position of the illuminometer can be accurately and quickly adjusted.
In some embodiments, referring to FIG. 6, the track 110 may be convex in shape, and correspondingly the edges of the pulley 121 may be concave to conform to the track 110. Referring to fig. 7, the shape of the rail 110 may be concave, and accordingly, the edge of the pulley 121 is not limited, and the pulley 121 may be directly put into the rail 110. The rail 110 functions to physically restrict the movement path of the pulley 121 so that the cross bar can move in the measurement region without deviating from the measurement region.
It should be noted that, under the condition that the sliding of the pulley 121 on the track 110 is not affected, the pulley 121 with a small diameter can be used to reduce the height of the cross bar from the road surface, so that the shadow of the pulley 121 is not shielded by the illuminometer, and the diameters of the two pulleys are kept consistent.
In some embodiments, the illuminometer is internally provided with a wireless transmission module, the wireless transmission module can adopt a Bluetooth mode, a wifi mode and other modes, the illuminometer is connected with the processing component in a wireless transmission mode, the processing component collects data acquired by the illuminometer and analyzes the data, and a carrier of the processing component can be a notebook or a mobile phone and the like. In addition, the processing component can control the moving conditions such as the moving speed of the operating mechanism and the like, and control the time for acquiring data by the illuminometer.
In some embodiments, referring to fig. 2 and 3, a measurer plans the length L and the width B of the rectangular measurement area according to actual conditions, and divides the length L into n equal parts1The width B is equally divided into n2When the measurement area is divided into a number n1×n2The small areas with equal areas are divided into small areas which are generally close to squares. Then, a measurer can select a central point distribution method or a four-corner point distribution method to distribute data acquisition points.
Referring to fig. 2, a measurer adopts a point distribution mode of a central point distribution method, the placing direction of the tracks is parallel to the connecting line of a street lamp 1 and a street lamp 2, the two tracks clamp a measuring area in the middle, and n cross rods are sleeved on a cross rod sleeve in a street lamp illumination measuring device2The length of the connecting rod is adjusted to ensure that the horizontal distance from the center of each illuminometer to the central axis of the cross rod is (L/n)1) And/2, adjusting the cross bar to the position of the dotted line 1, and then adjusting the positions of the fixing rings on the cross bar, so that each illuminometer is superposed with the data acquisition points on the two sides of the dotted line 1, and the distance between the fixing rings is B/n2. The processing part in the street lamp illuminance measuring device can be connected with an upper computer, and a measurer inputs the length L of the measuring area and the number n of the divided columns into the processing part through the upper computer 1The processing unit is based on the formula L/n1The first distance between the data sampling points can be obtained, and the measuring personnel can also directly input the first distance between the sampling points to the upper meter. The processing component controls the driving component in the running mechanism to work so that the pulley moves on the track, and the driving componentThe illuminometers on two sides of the cross rod are controlled to collect data at the same working moment, then the processing part determines the second distance of movement of the operating mechanism according to the diameter of the pulley and the number of turns of movement of the pulley, and when the second distance is even times of the first distance in the movement process of the pulley, the illuminometers can be determined to move to the next data collection point, and all illuminometers are controlled to collect data simultaneously. When n is1When the number of the illuminometer is even, the number of times of collecting data of each illuminometer is n1/2, otherwise n1And/2, a rounded integer, and when the data acquisition times of each illuminometer reach the calculated acquisition times, the processing part controls the driving mechanism to stop working.
Referring to fig. 3, a measurer may also adopt a four-corner point arrangement method, the track placement direction is parallel to the line connecting the street lamp 1 and the street lamp 2, the two tracks sandwich the measurement area, and the cross bar sleeve in the street lamp illuminance measurement device is provided with n 2The length of the connecting rod is adjusted to ensure that the horizontal distance from the center of each illuminometer to the central axis of the cross rod is (L/n)1) And/2, adjusting the cross bar to the position of the dotted line 1, and then adjusting the positions of the fixing rings on the cross bar, so that each illuminometer is superposed with the data acquisition points on the two sides of the dotted line 1, and the distance between the fixing rings is B/n2. The processing part in the street lamp illuminance measuring device can be connected with an upper computer, and a measurer inputs the length L of the measuring area and the number n of the divided columns into the processing part through the upper computer1The processing unit is based on the formula L/n1The first distance between the data sampling points can be obtained, and the measuring personnel can also directly input the first distance between the sampling points to the upper meter. Then the processing part controls the driving part in the running mechanism to work so that the pulley moves on the rail, the illuminometers on two sides of the cross rod are controlled to collect data at the same time when the driving part works, then the processing part determines a second distance for the running mechanism to move according to the diameter of the pulley and the number of turns of movement of the pulley, and when the second distance is even times of the first distance in the movement process of the pulley, the illuminometers can be determined to move to a next data collection point, and then all the illuminometers are controlled to collect data simultaneously. When n is 1When the number of the cross bars is even, the number of the cross bars moving isn1A/2 +1, otherwise n1And/2, a rounded integer, and when the data acquisition times of each illuminometer reach the calculated acquisition times, the processing part controls the driving mechanism to stop working.
It should be noted that, because the illuminometer is configured to be symmetrically distributed with respect to the crossbar, the illuminometer is determined to move to the next data acquisition point when the second distance is an even multiple of the first distance. When the illuminometers are distributed on only one side of the rail or a row of illuminometers is directly arranged on the surface of the rail, it is determined that the illuminometers move to the next data acquisition point as long as the second distance is a multiple of the first distance. It will be appreciated that the first and second distances may be calculated as infinite decimals, and thus the multiples described herein are any number within a threshold range.
It should be noted that some street lamps may be disposed in a turning area of a road, then the measurement area may be set to be arc-shaped, the track is correspondingly set to be arc-shaped, the control method is adjusted accordingly, that is, the wheel reaches the arc-shaped position, the speeds of the inner and outer wheels may be different, and the calculation of the first distance and the second distance also needs to be calculated according to the distribution of the data acquisition points on the inner and outer sides and the speed of the pulley.
The embodiment of the utility model provides an in street lamp illuminance measuring device adopt the motion route of this kind of physics of track to injecing operating mechanism, can not receive the influence of barrier on the road surface and skew measurement area, reduced the skew data acquisition point's of illuminometer probability to improve the measurement accuracy of street lamp illuminance. The running mechanism is provided with a plurality of illuminometers, so that the efficiency of data acquisition can be accelerated. The illuminometer is placed by the aid of the bottom support, and the cross rod is connected with the bottom support to drive the illuminometer to move so as to reduce the height of the illuminometer and meet measurement requirements. The street lamp illumination measuring device does not need to use a distance sensor to detect the moving distance of the operating mechanism, and directly calculates the moving distance of the operating mechanism according to the number of rotation turns of the pulley through the processing part, so that the illuminometer accurately reaches a data acquisition point to complete data acquisition, the calculation of the moving distance is not influenced by road surface obstacles, the distance sensor is not needed, and the device cost is reduced.
While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention defined by the appended claims.
Claims (7)
1. A street lamp illuminance measuring device, comprising: two tracks, a running mechanism, a plurality of illuminometers and a processing component;
the running mechanism comprises a cross rod, a driving part and two pulleys, and the two pulleys are respectively arranged at two ends of the cross rod through the driving part;
the two rails are used for being placed on two sides of the measuring area;
the two pulleys of the running mechanism are respectively arranged on the two rails, so that the cross rod and the two rails form an H shape;
the illuminometer is arranged on the operating mechanism and used for acquiring illumination data of the street lamp;
the processing component is respectively connected with the illuminometer and the operating mechanism, the processing component is used for controlling the operating mechanism to move on the track, and the processing component is used for controlling the illuminometer to acquire data at a data acquisition point.
2. The device for measuring illuminance of street lamp according to claim 1, wherein the operating mechanism further comprises a plurality of connecting members, the connecting members comprise a fixing ring and a connecting rod, a first end of the connecting rod is connected with the fixing ring, a second end of the connecting rod is connected with the illuminance meter, and the fixing ring is sleeved on the cross rod.
3. The device for measuring illuminance of a street lamp as claimed in claim 2, wherein the connecting member further comprises a bottom bracket, the bottom bracket is connected with the second end of the connecting rod, the first end of the connecting rod is rotatably connected with the fixing ring up and down, the illuminometer is arranged on the bottom bracket, and a roller is arranged at the bottom of the bottom bracket and can be retracted into the bottom bracket.
4. The device for measuring the illuminance of the street lamp as claimed in claim 2, wherein the cross bar is marked with scale marks, the middle part of the fixing ring is provided with a gap, and the gap is used for observing the scale marks on the cross bar.
5. The device for measuring illuminance of street lamp according to claim 1, wherein the operating mechanism further comprises a plurality of connecting members, the connecting members comprise a fixing ring and two connecting rods, first ends of the two connecting rods are respectively arranged at two sides of the fixing ring, second ends of the connecting rods are connected with the illuminance meter, and the fixing ring is sleeved on the cross rod.
6. The illuminance measurement device for street lamps according to claim 2, wherein the fixing ring is provided with a tightening mechanism by which the inner diameter of the fixing ring can be adjusted.
7. The street lamp illuminance measuring device according to claim 1, wherein the illuminometer is provided with a wireless transmission module, and the illuminometer is connected with the processing component in a wireless transmission manner.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120544523.8U CN214748431U (en) | 2021-03-16 | 2021-03-16 | Street lamp illuminance measuring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120544523.8U CN214748431U (en) | 2021-03-16 | 2021-03-16 | Street lamp illuminance measuring device |
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| CN214748431U true CN214748431U (en) | 2021-11-16 |
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| CN202120544523.8U Active CN214748431U (en) | 2021-03-16 | 2021-03-16 | Street lamp illuminance measuring device |
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