CN211121181U - Leveling rod capable of correcting inclination - Google Patents
Leveling rod capable of correcting inclination Download PDFInfo
- Publication number
- CN211121181U CN211121181U CN201922436591.8U CN201922436591U CN211121181U CN 211121181 U CN211121181 U CN 211121181U CN 201922436591 U CN201922436591 U CN 201922436591U CN 211121181 U CN211121181 U CN 211121181U
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- CN
- China
- Prior art keywords
- leveling
- carrier
- inductor
- levelling rod
- rod
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- Expired - Fee Related
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Abstract
The utility model discloses a levelling rod that can incline and correct is equipped with the cuboid carrier above levelling rod blade left surface, is equipped with liquid in the cuboid carrier, and the inductor is equipped with on the inboard top of cuboid carrier, and the inductor can read the reading of two complementary contained angles that the inner wall formed around liquid level and the carrier when the levelling rod inclines to on the antenna transmission to the display screen of remote controller with wherein the reading of acute angle passes through the levelling rod top. The surveyor can correct the inclination of the leveling observation value through the displayed angle value, thereby solving the measurement error caused by the inclination of the leveling rod during leveling measurement and improving the accuracy of leveling measurement.
Description
Technical Field
The utility model belongs to the technical field of survey and drawing articles for use, a levelling rod that can incline and correct is related to.
Background
A leveling rod is an instrument for measuring the difference in height between two points. Leveling rods are often used for high-precision elevation measurement. When the leveling rod is used for measurement, a surveyor needs to hold the leveling rod by hands, the other surveyor uses the level to survey readings, in order to guarantee measurement accuracy, the surveyor needs to observe round leveling bubbles on the body of the leveling rod when holding the leveling rod to keep the leveling rod plumb, but due to the terrain and the human body, the leveling rod cannot be kept in an absolute plumb state during observation, and the leveling rod always tilts forwards or backwards more or less. This causes the leveling rod reading to be observed not the vertical distance from the line of sight to the bottom of the leveling rod, but the distance after tilting, causing leveling errors.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a levelling rod that can incline and correct solves current levelling rod because the manpower can't keep the levelling rod plumb and cause measuring error's problem when surveing.
The utility model provides a technical scheme be, a levelling rod that can incline and correct, including the levelling rod blade, its characterized in that is equipped with cuboid carrier and circle level bubble above the levelling rod blade left surface, and the handle is equipped with to levelling rod blade both sides, and the antenna is equipped with on levelling rod blade top, is equipped with liquid in the cuboid carrier, and the inductor is equipped with on the inboard top of cuboid carrier, and the inductor passes through transmission line and antenna connection, through the signal between transmission line and the external remote controller of antenna transmission and the inductor.
The horizontal central line and the longitudinal central line of the cuboid carrier are parallel to the horizontal central line and the longitudinal central line of the side face of the leveling rod body respectively, the front wall and the rear wall of the cuboid carrier are parallel to the front ruler face and the rear ruler face of the leveling rod body respectively, and the volume of liquid contained in the cuboid carrier is half of the volume of the cuboid carrier.
When the body of the leveling ruler inclines, the cuboid carrier and the body of the leveling ruler incline synchronously, and at the moment, two complementary included angles exist between the liquid level in the cuboid carrier and the front and rear inner walls of the cuboid carrier; the inductor reads the readings of the two complementary included angles and displays the value of the acute angle a on a display screen of the remote controller through the transmission line and the antenna.
The measurer records the numerical value of the acute angle a, the numerical value of the acute angle a is equal to an included angle b which is formed by a central line of the side surface of the leveling rod body and a horizontal line and is an acute angle, the included angle b is an inclined included angle of the leveling rod body at the moment, and the inclination correction is carried out by utilizing a trigonometric function; a is the elevation distance represented by the reading when the leveling rod inclines, B is the actual elevation distance between the reading scale mark and the ground when the leveling rod inclines, and the value of B is obtained by utilizing a trigonometric function B (A) sin (B) A sin (a), namely the value after the inclination correction of the reading of the leveling rod.
The utility model discloses following beneficial effect has:
compared with the prior art, the utility model discloses a levelling rod that can incline and correct has solved the problem of the measuring error that causes because the levelling rod slope when leveling, easy operation, and surveyor can incline and correct to the levelling observed value through the angle value that shows, has improved leveling's precision.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a right side view of the present invention.
Fig. 3 is a schematic plan view of the remote controller of the present invention.
Fig. 4 is a schematic diagram of the inclination correction principle of the present invention.
In the figure: the leveling instrument comprises a leveling rod body 1, a cuboid carrier 2, an inductor 3, a transmission line 4, an antenna 5, a circular leveling bubble 6, a handle 7, liquid 8, a remote controller 9, a remote controller on-off key 10, a remote controller reading key 11, a remote controller display screen 12, a leveling instrument 13 and a leveling instrument 14, wherein the observation sight line of the leveling instrument is an acute angle formed by a liquid level and the front and rear inner walls of the cuboid carrier, an acute angle formed by a side center line of the leveling rod body and a horizontal line B, an elevation distance represented by reading when the leveling rod is inclined A and B, and an actual elevation distance of a reading scale line from the ground when the leveling rod is inclined.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 and 2, the utility model provides a pair of leveling rod that can incline and correct, including leveling rod blade 1, cuboid carrier 2 and circle level bubble 6 are equipped with above 1 left surface of leveling rod blade, and handle 7 is equipped with to 1 both sides of leveling rod blade, and antenna 5 is equipped with on 1 top of leveling rod blade, is equipped with liquid 8 in the cuboid carrier 2, and inductor 3 is equipped with on 2 inboard tops of cuboid carrier, and inductor 3 passes through transmission line 4 and is connected with antenna 5, transmits the signal between external remote controller 9 and the inductor 3 through transmission line 4 and antenna 5.
The horizontal central line and the longitudinal central line of the cuboid carrier 2 are respectively parallel to the horizontal central line and the longitudinal central line of the side surface of the leveling rod body 1, the front wall and the rear wall of the cuboid carrier 2 are respectively parallel to the front surface and the rear surface of the leveling rod body 1, and the volume of liquid 8 contained in the cuboid carrier 2 is half of the volume of the cuboid carrier.
When levelling staff blade 1 slopes, cuboid carrier 2 and the synchronous slope of levelling staff blade 1, and at this moment, there are two complementary contained angles in 8 liquid levels of liquid in the cuboid carrier and the inner wall around the cuboid carrier, and inductor 3 can measure the size of these two complementary contained angles to pass through transmission line 4 with the numerical value of acute angle a and show on display screen 12 of remote controller 9 with antenna 5.
As shown in fig. 3, the utility model discloses an utilize external remote controller 9 to realize the demonstration of reading, remote controller 9 includes remote controller on-off key 10, remote controller reading key 11 and remote controller display screen 12.
As shown in fig. 4, the leveling rod reading is measured by using the leveling instrument 13, when a surveyor observes the leveling rod reading through the leveling instrument observation sight line 14, the inductor 3 in the cuboid carrier can be opened through the remote controller 9, the readings of two complementary included angles formed by the liquid level and the front and rear inner walls of the cuboid carrier at the moment are read, and the readings of the acute angle a are displayed on the display screen 12 of the remote controller 9 through the transmission line 4 and the antenna 5. The measurer records the value of an included angle a, the value of the included angle a is equal to an included angle B which is formed by a central line of the side surface of the leveling rod body and a horizontal line and is an acute angle, the included angle B is the inclined included angle of the leveling rod body at the time, the inclination correction is carried out by utilizing a trigonometric function, A is the elevation distance represented by the reading when the leveling rod is inclined, B is the actual elevation distance from the reading scale mark to the ground when the leveling rod is inclined, and the value of B is obtained by utilizing a trigonometric function B (A) sin (B) A (sin) (a), namely the value after the inclination correction of the reading of the leveling rod.
The distance that the slope was 2 degrees when using the levelling rod to survey, the reading was shown when the slope is 2 meters for the example, the acute angle contained angle of cuboid carrier liquid level and cuboid inner wall that the inductor measured this moment is 88 degrees, and the contained angle that the side central line of levelling rod body and horizontal line is 88 degrees, records this contained angle numerical value and carries out the slope correction to the elevation reading that the levelling rod was surveyed, 2 sin (88) ═ 1.997, can obtain reading scale mark after slope correction to the levelling rod reading and apart from the actual elevation distance on ground 1.997 meters.
The above description is directed to the preferred embodiment of the present invention, the present invention is not limited to the above specific embodiments, and any simple modification, equivalent change and modification made by the technical entity of the present invention to the above embodiments are all still within the protection scope of the technical solution of the present invention.
Claims (2)
1. The utility model provides a levelling rod that can incline and correct, including levelling rod blade (1), a serial communication port, cuboid carrier (2) and circle level bubble (6) are equipped with to levelling rod blade (1) left surface top, handle (7) are equipped with to levelling rod blade (1) both sides, antenna (5) are equipped with on levelling rod blade (1) top, liquid (8) are equipped with in cuboid carrier (2), inductor (3) are equipped with on cuboid carrier (2) inboard top, inductor (3) are connected with antenna (5) through transmission line (4), transmit the signal between external remote controller (9) and inductor (3) through transmission line (4) and antenna (5).
2. The leveling rod capable of performing inclination correction according to claim 1, wherein the transverse central line and the longitudinal central line of the rectangular solid carrier (2) are respectively parallel to the transverse central line and the longitudinal central line of the side surface of the leveling rod body (1), the front wall and the rear wall of the rectangular solid carrier (2) are respectively parallel to the front surface and the rear surface of the leveling rod body (1), and the volume of the liquid (8) contained in the rectangular solid carrier is half of the volume of the rectangular solid carrier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922436591.8U CN211121181U (en) | 2019-12-30 | 2019-12-30 | Leveling rod capable of correcting inclination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922436591.8U CN211121181U (en) | 2019-12-30 | 2019-12-30 | Leveling rod capable of correcting inclination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211121181U true CN211121181U (en) | 2020-07-28 |
Family
ID=71691022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922436591.8U Expired - Fee Related CN211121181U (en) | 2019-12-30 | 2019-12-30 | Leveling rod capable of correcting inclination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211121181U (en) |
-
2019
- 2019-12-30 CN CN201922436591.8U patent/CN211121181U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200728 Termination date: 20211230 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |