CN219474618U - Level bar capable of automatically calibrating - Google Patents

Abstract

The utility model relates to the technical field of level calibration, and discloses an automatic calibration level, which comprises a base, an adjusting plate and a level body, wherein the outer surface of the top of the adjusting plate is fixedly connected with a first fixing plate and a second fixing plate, the inner surface of the second fixing plate is in threaded connection with a threaded rod, the outer surface of the threaded rod is fixedly connected with a crank, and the threaded rod is rotationally connected with a clamping plate far away from the outer surface of the crank. This but automatic calibration horizon rule drives threaded rod cooperation splint and first fixed plate through the crank, has reached and to carry out the centre gripping to not unidimensional horizon rule, avoids its slope to take place, leads to there being the effect of reading error, has solved current horizon rule calibrating device when using, places the horizon rule and does not have stop gear to make when the calibration, the horizon rule takes place the slope when placing, thereby leads to the problem that the numerical value of reading has the error when the calibration.

Description

Level bar capable of automatically calibrating

Technical Field

The utility model relates to the technical field of level calibration, in particular to an automatic calibration level.

Background

The level gauge is a measuring instrument for measuring the deviation degree of the measured surface relative to the horizontal position, the vertical position and the inclined position by utilizing the principle of the liquid level and using the level bubble to directly display the angular displacement, and the accuracy of the level gauge graduation value is particularly important for the accuracy of the level gauge measurement result, so that a calibration device is needed to calibrate the level gauge after the level gauge is used for a period of time.

The prior leveling device has no limit mechanism when in use, so that the leveling device is inclined when in use, and the numerical value read during calibration has errors, thereby providing an automatic leveling device.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an automatic leveling ruler, which solves the problems that the prior leveling ruler calibration device in the background art has no limiting mechanism for placing the leveling ruler, so that the leveling ruler is inclined during placement during calibration, and the numerical value read during calibration has errors.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a but self-calibration horizon rule, includes base, regulating plate and horizon rule body, the top surface fixed connection of regulating plate has first fixed plate and second fixed plate, the internal surface threaded connection of second fixed plate has the threaded rod, the surface fixed connection of threaded rod has the crank, the surface rotation that the crank was kept away from to the threaded rod is connected with splint.

Preferably, the top surface fixedly connected with two supporting seats of base, two the relative surface fixedly connected with pivot of supporting seat, the regulating plate rotates the surface that sets up at the regulating plate, the top surface fixed mounting of base has electric putter, electric putter's output fixedly connected with backup pad, the top surface fixedly connected with connecting seat of backup pad, the top surface rotation of connecting seat is connected with the connecting block, the spout has been seted up to the bottom surface of regulating plate, connecting block and the internal surface sliding connection of spout.

Preferably, an L-shaped frame is movably inserted on the outer surface of the supporting plate, and a digital display type dial indicator is arranged on the outer surface of the L-shaped frame.

By adopting the technical proposal, the reading value of the digital display type dial indicator is converted into the inclination angle value of the adjusting plate by reading the reading value of the digital display type dial indicator,

preferably, the outer surfaces of the clamping plates opposite to the first fixing plate are fixedly connected with elastic pads.

By adopting the technical scheme, the level bar body is protected by arranging the elastic pad.

Preferably, the outer surface of the adjusting plate is a smooth and flat outer surface.

By adopting the technical scheme, the level bar is convenient to place through the smooth and flat outer surface.

Compared with the prior art, the utility model has the beneficial effects that:

1. this but automatic calibration horizon rule drives threaded rod cooperation splint and first fixed plate through the crank, has reached and to carry out the centre gripping to not unidimensional horizon rule, avoids its slope to take place, leads to there being the effect of reading error, has solved current horizon rule calibrating device when using, places the horizon rule and does not have stop gear to make when the calibration, the horizon rule takes place the slope when placing, thereby leads to the problem that the numerical value of reading has the error when the calibration.

2. This but automatic calibration horizon rule drives regulating plate cooperation digital display formula percentage table through electric putter, has reached the effect of being convenient for calibrate the horizon rule, has improved calibration work efficiency.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic view of the bottom structure of the present utility model;

fig. 3 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.

In the figure: 1. a base; 2. an adjusting plate; 3. a first fixing plate; 4. a second fixing plate; 5. a threaded rod; 6. a crank; 7. a clamping plate; 8. a level bar body; 9. a support base; 10. a rotating shaft; 11. an electric push rod; 12. a support plate; 13. a connecting seat; 14. a connecting block; 15. an L-shaped frame; 16. a digital display type dial indicator; 17. and a sliding groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1:

referring to fig. 1-3, an automatic leveling ruler comprises a base 1, an adjusting plate 2 and a ruler body 8, wherein the ruler body 8 is placed above the adjusting plate 2, a first fixing plate 3 and a second fixing plate 4 are fixedly connected to the outer surface of the top of the adjusting plate 2, one end of the ruler body 8 is propped against the first fixing plate 3, a threaded rod 5 is connected to the inner surface of the second fixing plate 4 in a threaded manner, a crank 6 is fixedly connected to the outer surface of the threaded rod 5, the crank 6 is rotated, the crank 6 drives the threaded rod 5 to rotate, the threaded rod 5 is far away from the outer surface of the crank 6 to rotate and is connected with a clamping plate 7, the threaded rod 5 rotates, the threaded rod 5 drives the clamping plate 7 to move in a direction close to the ruler body 8, and then the clamping plate 7 and the second fixing plate 4 clamp the ruler body 8, so that the ruler body 8 is clamped and limited, and inclination of the ruler body 8 is avoided.

Working principle: when the utility model is used, the level body 8 is placed above the adjusting plate 2, one end of the level body 8 is propped against the first fixing plate 3, and the crank 6 is rotated, so that the crank 6 drives the threaded rod 5 to rotate, the threaded rod 5 drives the clamping plate 7 to move towards the direction close to the level body 8, and the clamping plate 7 and the second fixing plate 4 clamp the level body 8, thereby clamping and limiting the level body 8 and avoiding the inclination of the level body 8.

Compared with the related art, the level bar capable of being automatically calibrated has the following beneficial effects: the horizontal ruler clamping device has the advantages that the horizontal ruler clamping device can clamp horizontal rulers of different sizes, the inclination of the horizontal rulers is avoided, the effect that reading errors exist is achieved, the problem that an existing horizontal ruler calibrating device does not exist in the process of placing the horizontal rulers when the horizontal rulers are used, the horizontal rulers are inclined when being placed during calibration, and accordingly errors exist in the numerical values read during calibration is solved.

Example 2:

referring to fig. 1-3, the top outer surface of the base 1 is fixedly connected with two supporting seats 9, the opposite outer surfaces of the two supporting seats 9 are fixedly connected with a rotating shaft 10, the adjusting plate 2 is rotatably arranged on the outer surface of the adjusting plate 2, an electric push rod 11 is fixedly arranged on the top outer surface of the base 1, the output end of the electric push rod 11 is fixedly connected with a supporting plate 12, the electric push rod 11 is started to drive the supporting plate 12 to move upwards, the top outer surface of the supporting plate 12 is fixedly connected with a connecting seat 13, the top outer surface of the connecting seat 13 is rotatably connected with a connecting block 14, the connecting seat 13 rotates between the connecting blocks 14, a sliding groove 17 is formed in the bottom outer surface of the adjusting plate 2, the connecting block 14 is slidably connected with the inner surface of the sliding groove 17, the connecting block 14 slides in the sliding groove 17, so that the adjusting plate 2 rotates on the rotating shaft 10, the inclination angle of the adjusting plate 2 is adjusted, the level bubble of the level body 8 is positioned in the middle, an L-shaped frame 15 is movably inserted on the outer surface of the supporting plate 12, a digital display type percentage table 16 is arranged on the outer surface of the L-shaped frame 15, the digital display type percentage table 16 is read, the digital display type 16 is converted into the digital display type reading value, the digital display type percentage table 16, the digital display type reading value is finally the digital display type 2 is converted into the value of the level error value, and the level error value is calculated, and the error value is compared with the error value is 8.

Working principle: when the calibration is carried out, the reading of the digital display type dial indicator 16 is zeroed, the reading of the horizontal position of the horizontal ruler body 8 is read, the electric push rod 11 is started, the electric push rod 11 drives the supporting plate 12 to move upwards, so that the connecting seat 13 rotates between the connecting blocks 14, the connecting blocks 14 slide in the sliding grooves 17, the adjusting plate 2 rotates on the rotating shaft 10, the inclination angle of the adjusting plate 2 is adjusted, the level bubble of the horizontal ruler body 8 is positioned in the middle, the reading of the digital display type dial indicator 16 is read at the moment, the reading value of the digital display type dial indicator 16 is converted into the inclination angle value of the adjusting plate 2, and finally the reading of the level bubble is compared to calculate the indication error, zero error and indexing value error of the horizontal ruler body 8.

Compared with the related art, the level bar capable of being automatically calibrated has the following beneficial effects: the effect that is convenient for calibrate the horizon rule has been reached, calibration work efficiency has been improved.

The above-mentioned respective means concerning the use of the apparatus are different in selection and use according to actual practice, and various parameters are referred to, and the function according to the apparatus used corresponds to the effect achieved.

The manner and conversion of readings from digital display type dial indicators 16 is well known to those of ordinary skill in the art and is not described herein.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. But automatic calibration horizon rule, including base (1), regulating plate (2) and horizon rule body (8), its characterized in that: the top surface fixedly connected with first fixed plate (3) and second fixed plate (4) of regulating plate (2), the internal surface threaded connection of second fixed plate (4) has threaded rod (5), the surface fixedly connected with crank (6) of threaded rod (5), the surface rotation that crank (6) was kept away from to threaded rod (5) is connected with splint (7).

2. An automatically calibrated level according to claim 1, wherein: the utility model discloses a motor-driven base, including base (1), connecting seat (13), spout (17) are offered to the top surface fixedly connected with supporting seat (9), two the relative surface fixedly connected with pivot (10) of supporting seat (9), regulating plate (2) rotate the surface that sets up at regulating plate (2), the top surface fixed mounting of base (1) has electric putter (11), the output fixedly connected with backup pad (12) of electric putter (11), the top surface fixedly connected with connecting seat (13) of backup pad (12), the top surface rotation of connecting seat (13) is connected with connecting block (14), spout (17) have been offered to the bottom surface of regulating plate (2), the internal surface sliding connection of connecting block (14) and spout (17).

3. An automatically calibrated level according to claim 2, wherein: an L-shaped frame (15) is movably inserted into the outer surface of the supporting plate (12), and a digital display type dial indicator (16) is arranged on the outer surface of the L-shaped frame (15).

4. An automatically calibrated level according to claim 1, wherein: the outer surfaces of the clamping plates (7) opposite to the first fixing plate (3) are fixedly connected with elastic pads.

5. An automatically calibrated level according to claim 1, wherein: the outer surface of the adjusting plate (2) is a smooth and flat outer surface.