CN210952860U

CN210952860U - Calibration device of sensor

Info

Publication number: CN210952860U
Application number: CN201922294883.2U
Authority: CN
Inventors: 洪双志
Original assignee: Jiangsu Zhongshi Chemical Control Technology Co ltd
Current assignee: Jiangsu Zhongshi Chemical Control Technology Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-07-07
Anticipated expiration: 2029-12-19

Abstract

The utility model discloses a calibrating device of sensor, four corners department all articulates below the backup pad and is equipped with the stand, the backup pad below is equipped with the balance plate, be equipped with the slope sensor body above the balance plate, the side all is equipped with level bar one around the balance plate, the side all is equipped with the fixed pulley just is close to both ends department around the balance plate, cup joint between the homonymy fixed pulley lateral surface and be equipped with flexible rope, the both ends of flexible rope respectively with the front and back side fixed connection of adjacent backup pad, the stand lower extreme of same row all is equipped with adjustment mechanism, adjustment mechanism includes that stand lower extreme department inserts the sleeve that is equipped with, be equipped with the internal thread in the sleeve, stand lower extreme lateral surface is equipped with the external screw thread with internal thread assorted, the sleeve lower extreme is all rotated and is connected and is equipped with supporting legs one, the sleeve lateral surface. The utility model has the advantages that: the horizontal plane is controlled all around, improves calibration accuracy and simple structure is practical.

Description

Calibration device of sensor

Technical Field

The utility model relates to a calibration equipment technical field specifically indicates a calibrating device of sensor.

Background

The tilt sensor is often used for horizontal measurement of a system, and can be classified into three tilt sensors of a solid pendulum type, a liquid pendulum type and a gas pendulum type in terms of working principle, and the tilt sensor can also be used for measuring the tilt variation relative to the horizontal plane. However, since the floor on which the tilt sensor is placed may have a depression during the use of the tilt sensor, the tilt sensor may have a tilt, which may cause inaccurate measurement and decrease the measurement accuracy, and the horizontal plane is a horizontal plane in the front, back, left and right directions for a three-dimensional product such as a tilt sensor.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to solve above-mentioned problem, provide a calibration device who adjusts the sensor of all around horizontal plane, improvement calibration accuracy.

In order to solve the technical problem, the utility model provides a technical scheme does: a calibration device of a sensor comprises a supporting plate, wherein stand columns are hinged at four corners below the supporting plate, a balance plate is arranged below the supporting plate, an inclined sensor body is arranged on the balance plate, level rulers I are arranged on the front side and the rear side of the balance plate, fixed pulleys are arranged on the front side and the rear side of the balance plate and close to two ends of the balance plate, a flexible rope is sleeved between the outer side surfaces of the fixed pulleys on the same side, two ends of the flexible rope are fixedly connected with the front side and the rear side of an adjacent supporting plate respectively, an adjusting mechanism is arranged at the lower end of the stand column in the same row, the adjusting mechanism comprises a sleeve inserted at the lower end of the stand column, an internal thread is arranged in the sleeve, an external thread matched with the internal thread is arranged on the outer side surface of the lower end of the stand column, a first supporting leg is, and two side surfaces of the supporting plate are provided with a second level ruler.

Compared with the prior art, the utility model the advantage lie in: the flexible rope is tensioned, the fixed pulley can slide on the flexible rope, namely when the balance plate is driven to have a slope or not have a flat bottom, the fixed pulley slides on the flexible rope under the action of gravity, so that the balance plate is kept in a horizontal state, and compared with the existing structure, the balance of the balance plate needs to be adjusted through a motor or a complex structure, the flexible rope tension balancing device is simple and practical in structure, and has obvious advantages; the regulation of left end front and back side department and left end front and back side department horizontal plane, two rotation handles of accessible drive telescopic rotations, and the sleeve drives the stand and goes up and down, adjusts balance plate left end front and back side department and left end front and back side department levelness promptly.

As the improvement, just be close to both ends department below the balance plate and all be equipped with the weight rack, if gravity is not enough, the accessible increases the weight at both ends, increases gravity, makes the balance plate reach the horizontality.

As an improvement, the annular graduated scale is arranged on the upper surface of the first supporting leg along the periphery, so that the rotating angle and the number of turns can be conveniently calculated, and the lifting distance of the two sleeves, namely the upright posts, can be adjusted.

As an improvement, bearings are sleeved below the sleeve, an outer ring of each bearing is fixedly connected with the corresponding supporting leg, and the height of the outer ring of each bearing is larger than that of the inner ring of each bearing, so that the sleeve can rotate conveniently.

Drawings

Fig. 1 is a schematic structural diagram of a front view of a calibration device of the sensor of the present invention.

Fig. 2 is a left side view structural diagram of the calibration device of the sensor of the present invention.

Fig. 3 is a schematic view of a connection structure between a sleeve and a supporting foot of a calibration device of the sensor according to the present invention.

As shown in the figure: 1. a support plate; 2. a column; 3. a balance plate; 4. a tilt sensor body; 5. a first horizontal ruler; 6. a fixed pulley; 7. a flexible cord; 8. a sleeve; 9. an external thread; 10. supporting a first leg; 11. rotating the handle; 12. a second supporting leg; 13. a second horizontal ruler; 14. placing a weight rack; 15. an annular scale; 16. and a bearing.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

With reference to fig. 1, 2 and 3. A calibration device of a sensor comprises a support plate 1, wherein stand columns 2 are hinged at four corners below the support plate 1, a balance plate 3 is arranged below the support plate 1, an inclined sensor body 4 is arranged on the balance plate 3, horizontal rulers 5 are arranged on the front side and the rear side of the balance plate 3, fixed pulleys 6 are arranged on the front side and the rear side of the balance plate 3 and close to two ends of the balance plate, a flexible rope 7 is sleeved between the outer side surfaces of the fixed pulleys 6 on the same side, two ends of the flexible rope 7 are respectively and fixedly connected with the front side and the rear side of the adjacent support plate 1, an adjusting mechanism is arranged at the lower end of each stand column 2 and comprises a sleeve 8 which is inserted and connected at the lower end of each stand column 2, an internal thread is arranged in each sleeve 8, an external thread 9 matched with the internal thread is arranged on the outer side surface of the, the outer side surface of the sleeve 8 is provided with a rotating handle 11, the lower ends of the upright posts 2 in the other row are provided with supporting legs II 12, and two side surfaces of the supporting plate 1 are provided with level rulers II 13.

And weight placing racks 14 are arranged below the balance plate 3 and close to two ends.

An annular graduated scale 15 is arranged on the upper surface of the supporting leg I10 along the periphery.

And bearings 16 are sleeved below the sleeves 8, and the outer rings of the bearings 16 are fixedly connected with the first supporting legs 10.

The utility model discloses when concrete implementation: in the scheme, the flexible rope 7 is preferably a steel wire rope; the stand column 2 is placed at a measuring position, at the moment, due to the tensioning of the flexible rope 7, the fixed pulley 6 can slide on the flexible rope 7, namely, the balance plate 3 is driven to be in a slope or not flat surface, due to the action of gravity, the fixed pulley 7 slides on the flexible rope 7, so that the balance plate 3, namely, the inclination sensor body 4 is kept in a horizontal state, the first leveling rod 5 displays the levelness of the balance plate 3 in real time, if the gravity is insufficient, the levelness cannot be achieved, weights can be additionally placed on the weight placing rack 14, the gravity is increased, the balance plate 3 is made to reach the horizontal state, and compared with the existing structure, the balance needs to be adjusted through a motor or a complex structure; the horizontal planes of the balance plate 3 at the front and rear sides of the left end and the front and rear sides of the left end are adjusted, the sleeve 8 can be driven to rotate by rotating the handle 11, the sleeve 8 drives the upright post 2 to lift, then the levelness is displayed according to the second level ruler 13, and the horizontal planes of the balance plate 3 at the front and rear sides of the left end and the front and rear sides of the left end are adjusted; the annular graduated scale 15 on the first supporting foot 10 is convenient for calculating the rotating angle and the number of turns of the sleeve 8 when the handle 11 is rotated, so that the lifting distance of the two sleeves 8, namely the upright post 2, can be adjusted.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. Calibration device for a sensor, comprising a support plate (1), characterized in that: the four corners below the supporting plate (1) are hinged with columns (2), a balance plate (3) is arranged below the supporting plate (1), an inclination sensor body (4) is arranged above the balance plate (3), horizontal ruler I (5) are arranged on the front side and the rear side of the balance plate (3), fixed pulleys (6) are arranged on the front side and the rear side of the balance plate (3) and close to the two ends of the balance plate, flexible ropes (7) are sleeved between the outer side faces of the fixed pulleys (6) on the same side, the two ends of each flexible rope (7) are fixedly connected with the front side and the rear side of the adjacent supporting plate (1) respectively, an adjusting mechanism is arranged at the lower end of each column (2) and comprises a sleeve (8) which is arranged at the lower end of each column (2) in an inserting mode, internal threads are arranged in the sleeves (8), and external threads (9) matched with the internal, the lower end of the sleeve (8) is rotatably connected with a first supporting leg (10), the outer side face of the sleeve (8) is provided with a rotating handle (11), the lower end of the upright post (2) is provided with a second supporting leg (12), and two side faces of the supporting plate (1) are provided with a second level ruler (13).

2. A calibration device for a sensor according to claim 1, wherein: and weight placing racks (14) are arranged below the balance plate (3) and close to the two ends.

3. A calibration device for a sensor according to claim 1, wherein: an annular graduated scale (15) is arranged on the supporting leg I (10) along the periphery.

4. A calibration device for a sensor according to claim 1, wherein: and bearings (16) are sleeved below the sleeves (8), and outer rings of the bearings (16) are fixedly connected with the first supporting legs (10).