CN103791799A - Weir body calibration device and calibration method thereof - Google Patents
Weir body calibration device and calibration method thereof Download PDFInfo
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- CN103791799A CN103791799A CN201210429210.3A CN201210429210A CN103791799A CN 103791799 A CN103791799 A CN 103791799A CN 201210429210 A CN201210429210 A CN 201210429210A CN 103791799 A CN103791799 A CN 103791799A
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- weir
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Abstract
The invention relates to a detection device for water measurement constructions and specifically relates to a weir body calibration device and a calibration method thereof. The device comprises an upper measurement plate, a lower measurement plate, and a measurement rod. The upper measurement plate and the lower measurement plate are connected into a whole and are placed on a measured weir body. The weir body is provided with a weir opening. The measurement rod is placed on the weir opening. The upper measurement plate is provided with a notch. The portion, exposed from the notch, of lower measurement plate is a base surface. The upper measurement plate is equipped with a calibrated scale for measuring the width of the weir opening. The lower measurement plate is equipped with a longitudinal leveler for detecting the levelness of the weir body and a horizontal leveler for controlling the horizontal levelness of the upper measurement plate. The method is characterized by placing the calibration device on the measured weir body, utilizing a depth scale to measure the distance between the base surface exposed from the notch of the upper measurement plate and the measurement rod; and then utilizing the definition formula of a sine function to calculate the distance between the center of the measurement rod and the weir bottom, and thus the depth of the weir opening can be obtained. The device in the invention is simple in structure, wide in material sampling, not subjected to the influence of climate during use. The method is easy to operate, low in cost, and accurate in measurement.
Description
Technical field
The present invention relates to the checkout equipment of measuring structure, specifically a kind of weir sports school's survey device and school survey method thereof.
Background technology
In water conservancy generaI investigation, need to not build complete and workload is large, ad hoc measuring structure on the medium and small channel that involves a wide range of knowledge does engineering and surveys to historical summary, determine its actual conveyance capacity.Along with carrying out of nationwide water conservancy census operations comprehensively, middle-size and small-size weir becomes the standard volume wetting system that needs comprehensive school to survey in generaI investigation.
In water conservancy canal system, there are a large amount of ad hoc measuring structures, irrigated area for according to water plan accurately, reasonably to channels at different levels and the field transmission & distribution water yield, also be the needs in order rationally to impose water rate and Irrigation Water management work simultaneously, just must measure the flow of the each channel in irrigated area, weir is one of most widely used ad hoc measuring structure.For middle-size and small-size ad hoc measuring structure, due to One's name is legion and through operation for many years, most of data are incomplete or do not have data to look into; Accurate for guaranteeing findings of the survey, carrying out in on-the-spot examination, take interviewing, engineering to survey and the mode such as in-site measurement, investigate thoroughly actual scale and the water gaging ability of measuring structure.
The carrying out of this work, normally takes classic method to measure.For its geometric accuracy being measured to the especially needs of conveyance capacity verification, conventionally adopt and carry the survey instruments such as different lengths, position, flatness and water gaging utensil, coordinate and carry out the measurement of kinds of artificial reading by many people, not only measurement data amount is many, and measuring process complexity, length consuming time, be difficult to guarantee measuring accuracy, also increased labour intensity and measured cost.
Summary of the invention
In order to solve weir bulk measurement problem, the object of the present invention is to provide a kind of weir sports school's survey device and school survey method thereof.
The object of the invention is to be achieved through the following technical solutions:
School of the present invention is surveyed device and is comprised drafting board, lower drafting board and survey rod, wherein goes up drafting board and lower drafting board and connects as one and be placed on the body of tested weir, on the body of described weir, has crest of weir, surveys rod and is placed on this crest of weir; On described upper drafting board, have recess, the part that lower drafting board is exposed by described recess is basal plane, is measured basal plane and is surveyed the distance between rod by dipstick; The rule of measuring crest of weir width is installed on described upper drafting board, on described lower drafting board, is separately installed with the fore and aft level of check weir body levelness and controls the above transverse horizontal device of drafting board transverse horizontal degree.
Wherein: the shape of described upper drafting board and lower drafting board is identical, be angle bar shape; The leveling board of described upper drafting board is connected, partly overlaps with the leveling board of lower drafting board, and the vertical plate of upper drafting board parallels with the vertical plate of lower drafting board; Described fore and aft level and transverse horizontal device are arranged on respectively on the leveling board of lower drafting board, and described rule is arranged on the vertical plate of drafting board, is positioned at the top of fore and aft level and transverse horizontal device, and the length of rule is greater than the width of crest of weir; The centerline collineation of the leveling board length direction of the projection of the one side that the vertical plate of described upper drafting board is installed rule on the leveling board of lower drafting board and lower drafting board; Described recess is opened on the leveling board of upper drafting board, and the part that the leveling board of lower drafting board is exposed by recess is basal plane; Described upper drafting board and lower drafting board equal in length, and be greater than the width of described crest of weir; The joint portion of described lower drafting board and upper drafting board has structure grooves; The angle of described crest of weir is 90 °, and the survey rod being placed on crest of weir connects with the sidewall of crest of weir both sides.
Survey method in school of the present invention is: device is surveyed in described school and be placed on the body of tested weir, utilize dipstick measure by the basal plane exposing in the recess on upper drafting board and survey the distance between rod, the distance of the defined formula of recycling sine function between calculating at the bottom of Ce Bang center and weir, can draw the degree of depth of crest of weir.Concrete steps are:
A. device being surveyed in described school is placed on tested weir body, the vertical plate of lower drafting board leans against on the body of weir, the leveling board of upper drafting board rides on the end face of weir body, utilize fore and aft level to measure the levelness of weir body, utilize the transverse horizontal degree of drafting board in the adjustment of transverse horizontal device, measure the width of crest of weir by rule;
B. in recess, put into dipstick, dipstick leans against on the vertical plate of lower drafting board, and the bottom of dipstick is placed on surveys rod above, and top and described basal plane maintain an equal level, and utilize dipstick to measure basal plane and survey the distance between rod;
C. the angle of crest of weir is 90 °, surveys excellent diameter known, utilizes the defined formula of the sine function distance between calculating at the bottom of Ce Bang center and weir;
D. basal plane and survey distance, Ce Bang center and the weir between rod at the bottom of between distance and survey excellent radius sum, be the degree of depth of crest of weir.
Advantage of the present invention and good effect are:
1. school of the present invention is surveyed device and is adopted chi shape structure, is a kind of integrated water conservancy measurement mechanism, simple in structure, easy to carry, and lightly practical, cost is low, can not affect the survey work of whole school because leaving behind certain measuring tool.
2. device weatherproof is surveyed in school of the present invention, protects effective.
3. school survey device fore and aft level of the present invention is embedded structure, is arranged on lower drafting board, in transportation, be effectively protected at the scene, and the phenomenon that can not damage.
4. it is very easy to use that device is surveyed in school of the present invention, as long as put it on the body of weir, can realize quick school and survey.
5. school of the present invention is surveyed device body and can, with lightweight material manufactures such as aluminium alloys, also can be manufactured processing and fabricating as plastics, coloured/ferrous metal or various section bar with other, economizes with material, and destruction is difficult for being hit.
6. the field environment application that device is applicable to water conservancy scene is surveyed in school of the present invention.
7. school of the present invention survey method is simple to operate, measures accurately.
Accompanying drawing explanation
Fig. 1 is structural front view of the present invention;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the left view of Fig. 1;
Fig. 4 is the structural front view of weir body;
Fig. 5 is the front view that the upper and lower drafting board of the present invention is installed together;
Fig. 6 is the left view of Fig. 5;
Fig. 7 is the vertical view of Fig. 5;
Wherein: 1 is upper drafting board, 2 is lower drafting board, and 3 is weir body, and 4 for surveying rod, and 5 is fore and aft level, and 6 is transverse horizontal device, and 7 is crest of weir, and 8 is recess, and 9 is rule, and 10 is basal plane, and 11 is structure grooves.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
As shown in Fig. 1～7, weir of the present invention sports school surveys device and comprises drafting board 1, lower drafting board 2 and survey rod 4, the shape that wherein goes up drafting board 1 and lower drafting board 2 is identical, be angle bar shape, the leveling board lower surface of upper drafting board 1 and the leveling board upper surface of lower drafting board 2 connect as one, partly overlap, and the vertical plate of upper drafting board 1 parallels with the vertical plate of lower drafting board 2; The upper drafting board 1 connecting as one and lower drafting board 2 are placed on tested weir body 3, have angle and be the crest of weir 7 of 90 ° on this weir body 3, survey rod 4 and are placed on this crest of weir 7, survey rod 4 and connect with the sidewall of crest of weir 7 both sides.
The leveling board of lower drafting board 2 not with the upper surface of the leveling board coupling part of upper drafting board 1, be separately installed with fore and aft level 5 and transverse horizontal device 6, fore and aft level 5 is for checking the levelness of tested weir body 3, the transverse horizontal degree of drafting board 1 in the 6 capable of regulating controls of transverse horizontal device.The rule 9 of measuring crest of weir 7 width is installed on the vertical plate of upper drafting board 1, and this rule 9 is positioned at the top of fore and aft level 5 and transverse horizontal device 6, and the length of rule 9 is greater than the width of crest of weir 7; The centerline collineation of the leveling board length direction of the projection of the one side that the vertical plate of upper drafting board 2 is installed rule 9 on the leveling board of lower drafting board 2 and lower drafting board 2, to have half be overlapping to the leveling board of upper and lower drafting board 1,2.Upper drafting board 1 is equal in length with lower drafting board 2, and is greater than the width (being the length along opening on crest of weir) of crest of weir 7, so just can ride over the weir crest on edge on crest of weir 7.The leveling board middle part of upper drafting board 1 has a recess 8, and the width of this recess 8 will guarantee that dipstick can enter; The leveling board of lower drafting board 2 is by exposing a part in recess 8, and the part of exposing is basal plane 10.Have structure grooves 11 in lower drafting board 2 and the joint portion of upper drafting board 1, guarantee that dipstick can vertically be in place, avoid the mutual interference at edge place, angle to produce ill effect.
Survey method in school of the present invention is:
Device is surveyed in school of the present invention to be placed on tested weir body 3, utilize dipstick measure by the basal plane 10 exposing in the recess 8 on upper drafting board 1 and survey the distance between rod 4, the defined formula of recycling sine function calculates the distance between surveying at the bottom of excellent 4 centers and weir, can draw the degree of depth of crest of weir 7.Concrete steps are:
A. device being surveyed in school of the present invention is placed on tested weir body 3, the vertical plate of lower drafting board 2 leans against on weir body 3, the leveling board of upper drafting board 1 rides on the end face of weir body 3, utilize fore and aft level 5 to measure the levelness of weir body 3, utilize transverse horizontal device 6 to adjust the transverse horizontal degree of upper drafting board 1, so that accurate position at the bottom of measuring weir, measure the width of crest of weir 7 by rule 9;
B. in recess 8, put into dipstick, dipstick leans against on the vertical plate of lower drafting board 2, and the bottom of dipstick is placed on to be surveyed on rod 4, and top and described basal plane 10 maintain an equal level, and utilize dipstick to measure basal plane 10 and survey the distance between rod 4;
C. the angle of crest of weir 7 is 90 °, surveys rod 4 diameter known, surveys the center of circle of rod 4 and with the line between at the bottom of weir, 90 ° of angles is divided equally, utilizes the defined formula of the sine function distance between calculating at the bottom of excellent 4 centers of survey and weir;
D. basal plane 10 and survey the distance of rod between 4, distance between surveying at the bottom of excellent 4 centers and weir and survey excellent 4 radius sums, be the degree of depth of crest of weir 7, thereby verify the conveyance capacity on weir, i.e. flow measurement range.
The present invention is applied widely, also can be applicable to other association area (as the place of testing laboratory or other on-the-spot liquid flow measurements), and protection is large, effective.
Claims (10)
1. a Zhong Yan sports school surveys device, it is characterized in that: comprise drafting board (1), lower drafting board (2) and survey rod (4), wherein going up drafting board (1) and lower drafting board (2) connects as one and is placed on tested weir body (3), on described weir body (3), have crest of weir (7), survey rod (4) and be placed on this crest of weir (7); On described upper drafting board (1), have recess (8), the part that lower drafting board (2) is exposed by described recess (8) is basal plane (10), is measured basal plane (10) and is surveyed the distance between rod (4) by dipstick; The rule (9) of measuring crest of weir (7) width is installed on described upper drafting board (1), on described lower drafting board (2), is separately installed with the fore and aft level (5) of check weir body (3) levelness and controls the above transverse horizontal device (6) of drafting board (1) transverse horizontal degree.
2. survey device by weir claimed in claim 1 sports school, it is characterized in that: the shape of described upper drafting board (1) and lower drafting board (2) is identical, is angle bar shape.
3. survey device by weir claimed in claim 2 sports school, it is characterized in that: the leveling board of described upper drafting board (1) is connected, partly overlaps with the leveling board of lower drafting board (2), the vertical plate of upper drafting board (1) parallels with the vertical plate of lower drafting board (2); Described fore and aft level (5) and transverse horizontal device (6) are arranged on respectively on the leveling board of lower drafting board (2), described rule (9) is arranged on the vertical plate of drafting board (1), is positioned at the top of fore and aft level (5) and transverse horizontal device (6), and the length of rule (9) is greater than the width of crest of weir (7).
4. survey device by weir claimed in claim 3 sports school, it is characterized in that: the centerline collineation of the leveling board length direction of the projection of the one side that the vertical plate of described upper drafting board (2) is installed rule (9) on the leveling board of lower drafting board (2) and lower drafting board (2).
5. survey device by weir claimed in claim 2 sports school, it is characterized in that: described recess (8) is opened on the leveling board of upper drafting board (1), the part that the leveling board of lower drafting board (2) is exposed by recess (8) is basal plane (10).
6. survey device by weir claimed in claim 1 sports school, it is characterized in that: described upper drafting board (1) is equal in length with lower drafting board (2), and be greater than the width of described crest of weir (7).
7. survey device by weir claimed in claim 1 sports school, it is characterized in that: described lower drafting board (2) has structure grooves (11) with the joint portion of upper drafting board (1).
8. survey device by weir claimed in claim 1 sports school, it is characterized in that: the angle of described crest of weir (7) is 90 °, the survey rod (4) being placed in crest of weir (7) connects with the sidewall of crest of weir (7) both sides.
9. survey the school survey method of device by weir sports school described in the arbitrary claim of claim 1 to 8 for one kind, it is characterized in that: device is surveyed in described school and be placed on tested weir body (3), utilize dipstick measure by the basal plane (10) exposing in the recess (8) on upper drafting board (1) and survey the distance between rod (4), the defined formula of recycling sine function calculates the distance between surveying at the bottom of rod (4) center and weir, can draw the degree of depth of crest of weir (7).
10. by method claimed in claim 9, it is characterized in that: concrete steps are:
A. device being surveyed in described school is placed on tested weir body (3), the vertical plate of lower drafting board (2) leans against on weir body (3), the leveling board of upper drafting board (1) rides on the end face of weir body (3), utilize fore and aft level (5) to measure the levelness of weir body (3), utilize the transverse horizontal degree of drafting board (1) in transverse horizontal device (6) adjustment, measure the width of crest of weir (7) by rule (9);
B. in recess (8), put into dipstick, dipstick leans against on the vertical plate of lower drafting board (2), and the bottom of dipstick is placed on surveys rod (4) above, and top and described basal plane (10) maintain an equal level, and utilize dipstick to measure basal plane (10) and survey the distance between rod (4);
C. the angle of crest of weir (7) is 90 °, and the diameter of surveying rod (4) is known, the distance between utilizing the defined formula of sine function to calculate to survey at the bottom of rod (4) center and weir;
D. basal plane (10) and survey the distance of rod between (4), survey rod (4) center with at the bottom of weir between distance and survey excellent (4) radius sum, be the degree of depth of crest of weir (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210429210.3A CN103791799B (en) | 2012-10-30 | 2012-10-30 | A kind of weir sports school surveys device and method is surveyed in school |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210429210.3A CN103791799B (en) | 2012-10-30 | 2012-10-30 | A kind of weir sports school surveys device and method is surveyed in school |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103791799A true CN103791799A (en) | 2014-05-14 |
| CN103791799B CN103791799B (en) | 2016-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210429210.3A Expired - Fee Related CN103791799B (en) | 2012-10-30 | 2012-10-30 | A kind of weir sports school surveys device and method is surveyed in school |
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| Country | Link |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2650252A1 (en) * | 1975-12-29 | 1977-07-07 | Mitutoyo Mfg Co Ltd | PORTABLE, LIGHTWEIGHT MEASURING DEVICE |
| US4922623A (en) * | 1985-10-16 | 1990-05-08 | Chief Automotive Systems, Inc. | Gauging system for vehicle alignment equipment |
| CN201247029Y (en) * | 2008-08-19 | 2009-05-27 | 中建三局第一建设工程有限责任公司 | Instrument capable of measuring reinforcing steel bar break elongation rate |
| CN201397153Y (en) * | 2009-05-22 | 2010-02-03 | 申君荣 | Root and stone detector |
| CN202452910U (en) * | 2012-02-02 | 2012-09-26 | 河北省送变电公司 | Direct reading vernier caliper for measuring stadia and end distance of angle steel hole |
| CN202885739U (en) * | 2012-10-30 | 2013-04-17 | 辽宁省水利水电科学研究院 | Weir body corrective gauging device |
-
2012
- 2012-10-30 CN CN201210429210.3A patent/CN103791799B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2650252A1 (en) * | 1975-12-29 | 1977-07-07 | Mitutoyo Mfg Co Ltd | PORTABLE, LIGHTWEIGHT MEASURING DEVICE |
| US4922623A (en) * | 1985-10-16 | 1990-05-08 | Chief Automotive Systems, Inc. | Gauging system for vehicle alignment equipment |
| CN201247029Y (en) * | 2008-08-19 | 2009-05-27 | 中建三局第一建设工程有限责任公司 | Instrument capable of measuring reinforcing steel bar break elongation rate |
| CN201397153Y (en) * | 2009-05-22 | 2010-02-03 | 申君荣 | Root and stone detector |
| CN202452910U (en) * | 2012-02-02 | 2012-09-26 | 河北省送变电公司 | Direct reading vernier caliper for measuring stadia and end distance of angle steel hole |
| CN202885739U (en) * | 2012-10-30 | 2013-04-17 | 辽宁省水利水电科学研究院 | Weir body corrective gauging device |
Non-Patent Citations (1)
| Title |
|---|
| 陈绪高等: "坝体振动时的水平位移测量方法简介", 《水电站设计》, vol. 20, no. 4, 31 December 2004 (2004-12-31) * |
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| CN103791799B (en) | 2016-06-15 |
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Granted publication date: 20160615 Termination date: 20161030 |