CN217504806U

CN217504806U - Testing mechanism of course angle instrument

Info

Publication number: CN217504806U
Application number: CN202220944000.7U
Authority: CN
Inventors: 徐建德; 罗文斌; 虞鲁平
Original assignee: New Sunrise Technology Corp Suzhou
Current assignee: New Sunrise Technology Corp Suzhou
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-09-27
Anticipated expiration: 2032-04-22

Abstract

The utility model discloses a accredited testing organization of course angle instrument, including setting up swing mechanism on the bottom plate, installing backup pad on swing mechanism, installing rotary mechanism in the backup pad, setting up the survey test panel in rotary mechanism, swing mechanism is including the swing board, and the swing board props up the backup pad through the stay bolt of a plurality of vertical settings and the nut of cooperation on the stay bolt, and the circumference of a plurality of stay bolts edge backup pad distributes. The testing mechanism, the swinging mechanism and the rotating mechanism can adopt conventional mechanisms in the prior art, the swinging plate, the supporting plate and the testing plate can adopt conventional metal plates, and the positions of the testing plate and the upper flight direction angle instrument of the testing plate are corrected by a plurality of long bolts and nuts.

Description

Testing mechanism of course angle instrument

Technical Field

The utility model relates to a boats and ships articles for use, concretely relates to test instrument of boats and ships course angle, angle of pitch.

Background

The instrument for testing the course angle and the pitch angle of the airplane and the ship has the advantages of large volume and low resolution, and the gyroscope has the problems of accumulated errors and the like caused by the zero drift and random walk of the angular velocity due to noise or vibration interference sources, and the temperature drift. The bulk type of equipment used to measure these deflection angles has disadvantages of long preparation time, long measurement cycle, heavy equipment, high cost, etc.

SUMMERY OF THE UTILITY MODEL

The utility model solves the technical problem that: the testing mechanism of the course angle and pitch angle testing instrument (the course angle instrument for short) has simple structure and low cost.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a testing mechanism of course angle instrument, is including setting up swing mechanism on the bottom plate, installing backup pad on swing mechanism, installing rotary mechanism in the backup pad, setting up the survey test panel on rotary mechanism, swing mechanism includes the swing board, and the swing board props up the backup pad through the stay bolt of a plurality of vertical settings and the nut of cooperation on the stay bolt, and the circumference of a plurality of stay bolts edge backup pad distributes.

Conventionally, a long bolt is used in cooperation with a nut, the bottom end of the long bolt is connected with the swing plate, the top end of the long bolt is connected with the support plate through the nut, and the height of the nut on the long bolt is adjusted, namely the height of the support plate at the long bolt can be adjusted. The long bolts are distributed along the circumferential direction of the supporting plate, and the levelness of the supporting plate can be adjusted by adjusting the nuts on the long bolts at corresponding positions, so that the supporting plate is kept horizontal, and conditions are provided for testing.

The course angle instrument is fixed on the supporting plate, the swinging plate of the swinging mechanism swings to drive the supporting plate to swing, and the supporting plate drives the test plate and the course angle instrument on the test plate to swing to simulate the pitching of the sailing direction angle instrument on the ship. The rotating mechanism drives the test board to horizontally rotate, the test board drives the course angle instrument on the test board to rotate, and course deformation of the heading angle instrument on the ship is simulated. Through the utility model discloses accredited testing organization's simulation test to judge whether course angle instrument can accurate test course angle and pitch angle.

The utility model discloses a conventional mechanism among prior art can be adopted to accredited testing organization, swing mechanism and rotary mechanism, and swing board, backup pad, survey test panel can adopt conventional metal plate, survey test panel and go upward to the correction of angle instrument position, realize through a plurality of long bolts and nut, consequently, the utility model discloses a accredited testing organization, simple structure, low cost.

Drawings

The invention will be further explained with reference to the drawings:

FIG. 1 is a schematic view of a testing mechanism of a course angle instrument;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a schematic view of the bracket 28 of FIG. 1;

FIG. 4 is a right side view of FIG. 3;

fig. 5 is a top view of fig. 3.

The symbols in the drawings illustrate that:

10. a base plate;

20. a swing mechanism; 21. a swing plate; 22. a long bolt; 220. a long bolt head; 231. a first nut; 232. a second nut; 233. a third nut; 25. a horizontal axis; 26. a first motor; 260. a motor frame; 261. a coupling; 262. a switching device; 27. a bearing seat; 271. a stud; 28. a support; 281. a chassis; 282. a top frame; 283. a strip-shaped groove; 284. fastening a bolt;

30. a support plate;

40. a rotation mechanism; 41. a second motor; 42. a speed reducer;

50. a test board; 51. and (6) installing hole sites.

Detailed Description

With reference to fig. 1 and 2, a testing mechanism of a course angle instrument includes a swing mechanism 20 disposed on a bottom plate 10, a support plate 30 mounted on the swing mechanism, a rotating mechanism 40 mounted on the support plate, and a testing plate 50 disposed on the rotating mechanism, wherein the swing mechanism includes a swing plate 21, the swing plate supports the support plate via a plurality of vertically disposed long bolts 22 and nuts fitted on the long bolts, and the plurality of long bolts are distributed along the circumferential direction of the support plate.

The test board 50 is provided with a mounting hole site 51, and the course angle instrument to be tested is fixed on the test board through the matching of a threaded connecting piece and the mounting hole site. A small level instrument, such as a mini level meter or a level bead, can be fixed on the course angle instrument or the test board. Under the direction of the small level gauge, the operator adjusts the long bolt 22 and the nut thereon, thereby adjusting the levelness of the test board 50 to level the test board and the course angle gauge thereon. The swing mechanism 20 is started, the swing plate 21 drives the supporting plate 30 and the test plate 50 to swing synchronously, and the course angle instrument swings synchronously. The swing angle of the swing mechanism 20 is known, and the pitch angle measured by the heading angle instrument is compared with the swing angle of the swing mechanism to determine the degree of coincidence (whether the difference between the two is within the allowable error range). And starting the rotating mechanism 40, driving the test board 50 and the upper heading angle instrument to rotate, wherein the rotating angle of the rotating mechanism can be known, and comparing the heading angle tested by the heading angle instrument with the rotating angle of the rotating mechanism to judge the coincidence degree of the two. And judging whether the course angle instrument can accurately test the course angle and the pitch angle according to the two matching degrees.

A first nut 231, a second nut 232, and a third nut 233 are fitted to any one of the long bolts 22, the first nut and the long bolt head 220 clamp the swing plate 21, and the second nut and the third nut clamp the support plate 30. The height of the support plate clamped by the second nut and the third nut can be adjusted by adjusting the positions of the second nut and the third nut on the long bolt 22.

The swing mechanism 20 includes a horizontal shaft 25 fixedly connected to the swing plate 21, and a first motor 26 for driving the horizontal shaft to rotate. The horizontal shaft can be welded at the bottom of the swinging plate, and the first motor drives the horizontal shaft to swing so as to drive the swinging plate 21 to swing. An angle sensor or other devices for measuring the rotating angle can be arranged on the rotor of the first motor to measure the rotating angle of the first motor, so that the swinging angle of the horizontal shaft and the swinging plate can be known.

Two ends of the horizontal shaft 25 are arranged on bearing blocks 27 which are arranged on the bottom plate 10 through a plurality of studs 271; one end of the horizontal shaft is connected to the first motor 26 via a coupling 261. The top of the stud is in threaded connection with the bearing seat, the bottom of the stud is in threaded connection with the bottom plate, an operator can adjust the height of the bearing seat 27 by rotating the stud, and then the levelness or inclination of the horizontal shaft 25 and the swinging plate 21 is adjusted, so that conditions are provided for testing. The coupling 261, with the first motor 26 held stationary, provides the possibility of achieving adjustment of the levelness or inclination of the horizontal shaft 25. The adjustment of the horizontal axis 25 and the horizontal or inclination of the swing plate 21 is finally to adjust the horizontal or inclination of the test plate 50 and the upper heading angle instrument thereof to simulate the actual use situation of the heading angle instrument.

The first motor 26 is mounted on the base plate 10 via a motor mount 260.

Referring to fig. 1, 3 to 5, the base plate 10 is provided with a pair of brackets 28, which are located below the swing plate 21 and on both left and right sides of the swing plate, and the brackets are provided with a switch device 262 connected to the first motor 26. The switching device functions to control the amplitude of oscillation of the oscillating plate 21. When the swing amplitude of the swing plate reaches a preset value, the swing plate is in contact with the switch device, the switch device is triggered, signals are transmitted to the main control unit, and the main control unit controls the first motor to rotate reversely. Alternatively, the switching device 262 may be a contact switch, a pressure sensor.

In order to bring the wobble plate 21 into contact with the switching device when it reaches a predetermined amplitude value, the utility model provides a support 28 which enables the height of the switching device to be adjusted. The support comprises an underframe 281 and a top frame 282, the underframe is fixedly connected with the bottom plate 10, the top frame is provided with a vertical strip-shaped groove 283, the top frame is connected with the underframe through a fastening bolt 284 matched in the strip-shaped groove, and a switch device 262 is installed on the top frame. The fastening bolt 284 is loosened, the top frame can be lifted relative to the bottom frame 281 due to the existence of the strip-shaped groove 283, the height of the switch device 262 is adjusted, and the fastening bolt 284 is fastened after the adjustment is finished.

As shown in fig. 1, the rotating mechanism 40 includes a second motor 41 and a decelerator 42 mounted on the support plate 30, the second motor is connected to an input end of the decelerator, and the test board 50 is connected to an output shaft of the decelerator. An angle sensor is arranged on the second motor 41 or the speed reducer 42 to measure the rotation angle of the second motor or the speed reducer, so as to judge the rotation angle of the test board and the upper aviation angle instrument thereof.

The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.

Claims

1. The utility model provides a testing mechanism of course angle instrument, is including setting up swing mechanism (20) on bottom plate (10), installing backup pad (30) on swing mechanism, installing rotary mechanism (40) in the backup pad, setting up survey test panel (50) on rotary mechanism, its characterized in that: the swing mechanism comprises a swing plate (21), the swing plate supports the support plate through a plurality of vertically arranged long bolts (22) and nuts matched on the long bolts, and the long bolts are distributed along the circumferential direction of the support plate.

2. The heading angle instrument testing mechanism of claim 1, wherein: any long bolt (22) is matched with a first nut (231), a second nut (232) and a third nut (233), the first nut and the long bolt head (220) clamp the swinging plate (21), and the second nut and the third nut clamp the supporting plate (30).

3. The heading angle instrument testing mechanism of claim 1, wherein: the swing mechanism (20) comprises a horizontal shaft (25) fixedly connected with the swing plate (21) and a first motor (26) used for driving the horizontal shaft to rotate.

4. A mechanism for testing a course angle instrument as claimed in claim 3, wherein: two ends of a horizontal shaft (25) are arranged on a bearing seat (27), and the bearing seat is arranged on the bottom plate (10) through a plurality of studs (271); one end of the horizontal shaft is connected with a first motor (26) through a coupling (261).

5. The heading angle instrument testing mechanism of claim 3, wherein: the bottom plate (10) is provided with a pair of brackets (28) which are positioned below the swing plate (21) and on the left side and the right side of the swing plate, and the brackets are provided with a switch device (262) connected with the first motor (26).

6. The mechanism of claim 5, wherein: the support (28) comprises a bottom frame (281) and a top frame (282), the bottom frame is fixedly connected with the bottom plate (10), a vertical strip-shaped groove (283) is formed in the top frame, the top frame is connected with the bottom frame through a fastening bolt (284) matched in the strip-shaped groove, and the switch device (262) is installed on the top frame.