plumb bob horizontal position controller

Abstract

A kind of plumb bob type horizontal position controller, it is the mechanical device of mobile object keeps horizontal position control, install on mobile object. Instant monitoring and correct the inclination of mobile object;The controller is composed of plumb bob control mechanism and inclination angle adjusting mechanism, plumb bob control mechanism utilizes the natural droop principle of plumb bob's gravity, when mobile object inclines (such as meet slope etc.), plumb bob swing drive controller two orthogonal axis corresponding rotation and automatically trigger correction inclination switch, control the lifting of four orientation fulcrum of mobile object, keep mobile object (horizontal) balance.Inclination angle adjusting mechanism utilizes the screw structure to adjust the up and down movement of slider, change the distance of electric contact piece and swing contact block, both increase or reduce the swing angle of electric contact piece and swing contact block contact, to realize the adjustment of mobile object inclination trigger angle.

Description

TECHNICAL FIELD

[0001] The present application relates to a kind of mobile object keeps horizontal position control mechanical device, especially a kind of pendulum type horizontal position controller based on pendulum swing control. BACKGROUND

[0002] At present, the application of mechanical level meter is widespread, can only be used for measurement and observation reading, can not directly control and adjust horizontal position, especially can not meet the demand of quick response control mobile object keeps horizontal position. SUMMARY

[0003] In order to solve the above problems, the present application provides a kind of pendulum type horizontal position controller, is installed on mobile object, monitors and corrects the inclination of mobile object in time;The controller utilizes the natural droop principle of the gravity of pendulum, when mobile object inclines (such as encounter inclined plane), pendulum swing drive controller corresponding rotation on two orthogonal axes and automatically trigger correction inclination switch, control the fulcrum of mobile object to rise and fall, keep mobile object (horizontal) balance.

[0004] The technical scheme adopted by the application to solve its technical problems is that the plumb bob type horizontal position controller is a front-to-back and left-to-right symmetrical structure, mainly composed of a plumb bob control mechanism and an inclination angle adjusting mechanism. The plumb bob control mechanism mainly comprises a box, a box cover, a plumb bob, a rotating ball, a plumb bob rod, an inner ring, an outer ring, a ring groove, a ring shaft, a check ring, a swing lever, a swing contact block, a switch wire, a contact piece frame and an electric contact piece. The box is a cylindrical pipe and is vertically placed. Four U-shaped shaft grooves and four threaded holes connected with the box cover are uniformly arranged on the upper end of the box. A sliding block groove is arranged below the four shaft grooves. A thread is arranged on the outer surface of the box. The box cover is a front-to-back and left-to-right symmetrical body. The upper end of the box cover is a square mounting plate, which is provided with a mounting hole of the controller, a mounting hole connected with the box and a large cylindrical hole in the middle. The lower end of the box cover is a cylindrical body. The box cover is fixedly connected with the box by a box cover screw. A plumb bob, a plumb bob rod and a rotating ball are arranged in the middle of the box. The plumb bob and the rotating ball are provided with threaded holes. The plumb bob rod is a threaded rod. The upper end of the plumb bob rod is connected with the rotating ball, and the lower end of the plumb bob rod is connected with the plumb bob. The rotating ball is externally sleeved with the inner ring and the outer ring. The outer ring is externally sleeved with the inner ring. The outer surface of the outer ring is a spherical surface. The inner ring and the outer ring can rotate around the center of the rotating ball respectively. The rotating ball is tangent to the inner surface of the inner ring and can rotate in the inner ring. The upper end and the lower end of the inner ring and the outer ring are provided with ring grooves. The plumb bob rod passes through the ring grooves of the inner ring and the outer ring and is tangent to the ring grooves. The plumb bob rod can slide in the ring grooves and rotate the inner ring and the outer ring. The inner ring and the outer ring are respectively provided with ring shafts on the two sides thereof. The inner ring is integrated with the ring shafts on the two sides thereof. The outer ring is integrated with the ring shafts on the two sides thereof. The ring shafts of the inner ring and the outer ring are perpendicular to each other and horizontally placed. The ring shafts are arranged in the shaft grooves of the box and can rotate in the shaft grooves. The outer end surface of the ring shaft is a spherical surface, which is in contact with the inner cylindrical surface of the cylindrical body of the box cover, thereby forming the axial positioning of the ring shaft. The plumb bob rod at the upper end of the rotating ball passes through the ring grooves of the inner ring and the outer ring and is connected with a spherical washer and a nut. The rotating ball is positioned upward and downward by the nut. The plumb bob is positioned by the nut at the lower end.

[0005] Check rings and swing levers are arranged at the outer ends of the four ring shafts. The check rings are sleeved on the ring shafts. The outer rings of the check rings are in contact with the bottom surface of the mounting plate of the box cover, thereby limiting the upward movement of the ring shafts. The swing levers are fixedly connected with the ring shafts. The swing levers swing left and right along with the rotation of the ring shafts. The swing levers are provided with threads. The lower end of the swing lever is connected with a swing contact block and the upper end of a switch wire. The swing contact block is a left-to-right symmetrical trapezoidal prism body. The swing contact block is a conductor with a threaded hole. The switch wire is a flexible soft conductor. The switch wire is fixedly connected with the swing lever by a swing lever nut. The lower end of the switch wire is connected with a switch screw of a contact piece frame.

[0006] The inclination angle adjusting mechanism mainly comprises a box, an adjusting nut, a contact piece frame, an electric contact piece, a switch wire, a sliding block, a sliding block groove, a stopper, a stopper screw and a locking screw; the adjusting nut is a cylindrical tube provided with an internal thread and is screwed with an external thread of the box; an outer cylinder of the adjusting nut is provided with uniformly distributed radial threaded holes; the threaded holes are provided with the locking screw which fixes the adjusting nut on the box; the upper surface of the adjusting nut is provided with the contact piece frame which is a symmetrical trapezoidal prism body; the upper surface of the adjusting nut is in contact with the lower surface of the contact piece frame to form a clearance fit; the contact piece frame is an insulator; the prism body is provided with the electric contact piece fixedly connected by a reversing screw on each side inclined surface; the contact piece frame, the lower end of the switch wire and the sliding block are fixedly connected by a switch screw; the sliding block is arranged in the sliding block groove of the box and can only slide up and down in the sliding block groove; the lower end of the sliding block is provided with the stopper which is a cuboid; the stopper is fixedly connected on the sliding block by the stopper screw; the upper surface of the stopper is in contact with the bottom surface of the adjusting nut to form a clearance fit.

[0007] The application has the advantages that: the gravity natural droop principle of the hanging weight is used; when the moving object is inclined, the hanging weight swings to drive the corresponding rotation of the two orthogonal shafts of the controller and automatically triggers the correction inclination switch to control the lifting of the four orientation fulcrums of the moving object to keep the balance of the moving object; the inclination angle adjusting mechanism is used to conveniently adjust the trigger angle of the inclination of the moving object; the application has the advantages of simple structure, small size, low cost, good structural stability, instant automatic correction of inclination, convenient operation and reliable performance. BRIEF DESCRIPTION OF DRAWINGS

[0008] The application will be further described below in combination with the drawings and embodiments.

[0009] Figure 1 is a perspective view of the overall structure;

[0010] Figure 2 is a cutaway perspective view;

[0011] Figure 3 is a front view using a half cutaway view;

[0012] Figure 4 is Figure 3 is a half cutaway view cut along AA and is a top view;

[0013] Figure 5 is Figure 4 is a half cutaway view cut along BB;

[0014] Figure 6 is an embodiment view in which the electric contact piece is in contact with the swinging contact block when the box is inclined;

[0015] Figure 7 is an embodiment view in which the electric contact piece is in contact with the swinging contact block when the upper position of the rotating adjusting nut is adjusted.

[0016] Fig. 1. Box, 2. Box cover, 3. Shaft slot, 4. Ring shaft, 5. Inner ring, 6. Outer ring, 7. Spherical washer, 8. Ring slot, 9. Rotating ball, 10. Box cover screw, 11. Swing lever, 12. Locking screw, 13. Swing contact block, 14. Adjusting nut, 15. Reversing screw, 16. Electrical contact, 17. Switch screw, 18. Contact holder, 19. Switch wire, 20. Plumb bob lever, 21. Plumb bob, 22. Retaining ring, 23. Slide block, 24. Slide block slot, 25. Retaining block screw, 26. Retaining block, 27. Swing lever nut, 28. Box cover round tube. DETAILED DESCRIPTION

[0017] Figures 1 to 5 The structure, components and their connection and position of the plumb bob type horizontal position controller. The plumb bob type horizontal position controller is symmetrical in front and back and left and right, mainly composed of a plumb bob control mechanism and an inclination angle adjusting mechanism.

[0018] The plumb control mechanism mainly comprises a box (1), a box cover (2), a plumb bob (21), a rotating ball (9), a plumb bob rod (20), an inner ring (5), an outer ring (6), a ring groove (8), a ring shaft (4), a retaining ring (22), a swing lever (11), a swing contact block (13), a switch wire (19), a contact piece frame (18), and an electric contact piece (16). The box (1) is a cylindrical tube, vertically placed, and the upper end of the box (1) is uniformly provided with four U-shaped shaft grooves (3) and four threaded holes connected with the box cover (2), and the lower end of the four shaft grooves (3) is provided with a sliding block groove (24), and the outer surface of the box (1) is provided with threads; the box cover (2) is a front-to-back and left-to-right symmetrical body, the upper end of the box cover (2) is a square mounting plate, provided with a mounting hole of the controller, a mounting hole connected with the box (1), and a large cylindrical hole in the middle, and the lower end of the box cover (2) is a cylindrical body, and the box cover (2) is fixedly connected with the box (1) by a box cover screw (10). The box (1) is provided with the plumb bob (21), the plumb bob rod (20), and the rotating ball (9) at the middle position, the plumb bob (21) and the rotating ball (9) are provided with a ball center threaded hole, the plumb bob rod (20) is a threaded rod, the upper end of the plumb bob rod (20) is connected with the rotating ball (9), and the lower end of the plumb bob rod (20) is connected with the plumb bob (21); the rotating ball (9) is provided with an inner ring (5) and an outer ring (6) outside, the outer ring (6) is provided outside the inner ring (5), the outer surface of the outer ring (6) is a spherical surface, the inner ring (5) and the outer ring (6) can rotate around the ball center respectively, the rotating ball (9) is tangent to the inner surface of the inner ring (5) and can rotate in the inner ring (5), the upper end and the lower end of the inner ring (5) and the outer ring (6) are provided with the ring groove (8), the plumb bob rod (20) passes through the ring groove (8) of the inner ring (5) and the outer ring and is tangent to the ring groove (8), the plumb bob rod (20) can slide in the ring groove (8) and rotate the inner ring (5) and the outer ring (6); the ring shaft (4) is symmetrically arranged on both sides of the inner ring (5) and the outer ring (6) respectively, the inner ring (5) is integrated with the ring shaft (4) on both sides, the outer ring (6) is integrated with the ring shaft (4) on both sides, and the ring shaft (4) of the inner ring (5) and the outer ring is perpendicular to each other and horizontally placed; the ring shaft (4) is arranged in the shaft groove (3) of the box (1) and can rotate in the shaft groove (3), the outer end surface of the ring shaft (4) is provided as a spherical surface, in contact with the inner cylindrical surface of the box cover cylindrical body (28), forming the axial positioning of the ring shaft (4); the plumb bob rod (20) of the rotating ball (9) passes through the ring groove (8) of the inner ring (5) and the outer ring and is connected with the spherical surface gasket (7) and the nut, the rotating ball is positioned up and down by the nut, so that the rotating ball (9) can rotate around the ball center; the plumb bob rod (20) of the lower end of the plumb bob (21) is connected with two nuts, the upper and lower positions of the plumb bob (21) are adjusted by the nuts, and the two nuts can be locked and positioned;

[0019] The outer end of the four ring shafts (4) is provided with a check ring (22) and a swing lever (11). The check ring (22) is sleeved on the ring shaft (4), and the outer ring of the check ring (22) is in contact with the bottom surface of the box cover mounting plate to limit the upward movement of the ring shaft (4). The swing lever (11) is fixedly connected to the ring shaft (4), and swings left and right with the rotation of the ring shaft (4). The swing lever (11) is provided with threads, and the lower end of the swing lever (11) is connected with a swing contact block (13) and the upper end of a switch wire (19). The swing contact block (13) is a left-right symmetrical trapezoidal prism body, and is a conductor with a threaded hole. The switch wire (19) is a flexible soft conductor, which is fixedly connected to the swing lever (11) by a swing lever nut (27), and the lower end of the switch wire (19) is connected to a switch screw (17) of a contact piece holder (18).

[0020] The inclination angle adjusting mechanism mainly comprises a box body (1), an adjusting nut (14), a contact piece holder (18), an electric contact piece (16), a switch wire (19), a sliding block (23), a sliding block groove (24), a stop block (26), a stop block screw (25) and a locking screw (12). The adjusting nut (14) is a cylindrical tube provided with internal threads, which is screwed with external threads of the box body (1). The outer cylinder of the adjusting nut (14) is provided with uniformly distributed radial threaded holes, and the threaded holes are provided with locking screws (12) to fix the adjusting nut (14) on the box body (1). The upper surface of the adjusting nut (14) is provided with the contact piece holder (18), which is a symmetrical trapezoidal prism body. The upper surface of the adjusting nut (14) is in contact with the lower surface of the contact piece holder (18) to form a clearance fit. The contact piece holder (18) is an insulator, and the electric contact pieces (16) are fixedly connected to the two side inclined surfaces of the prism body by reversing screws (15). The electric contact pieces (16) are control switch contacts for controlling the lifting and lowering of the two side fulcrums of the moving object. When the swing contact block (13) contacts the left electric contact piece (16), the left side fulcrum of the moving object is lifted and the right side fulcrum is lowered at the same time. When the swing contact block (13) contacts the right electric contact piece (16), the left side fulcrum of the moving object is lowered and the right side fulcrum is lifted at the same time. The functions and control methods of the electric contact pieces (16) on the four contact piece holders (18) are the same. The electric contact pieces (16) of the relative two contact piece holders (18) contact the swing contact block (13) at the same time, forming double insurance to ensure the balance and reliability of the controller structure. The contact piece holder (18), the lower end of the switch wire (19) and the sliding block (23) are fixedly connected together by the switch screw (17). The sliding block (23) is arranged in the sliding block groove (24) of the box body, and can only slide up and down in the sliding block groove (24). The lower end of the sliding block (23) is provided with the stop block (26), which is a cuboid. The stop block (26) is fixedly connected to the sliding block (23) by the stop block screw (25). The upper surface of the stop block (26) is in contact with the bottom surface of the adjusting nut (14) to form a clearance fit.

[0021] Figure 3 , Figure 6 is an embodiment diagram of the working principle of the present application, as shown in Figure 3 , Figure 6 The plumb bob type horizontal position controller is installed on the horizontal plane of the moving object, the plumb bob rod (20) and the plumb bob (21) are vertically downward, the swing contact block (13) is separated from the two side electric contact pieces (16) on the contact piece frame (18), the controller is not triggered, indicating that the moving object is relative to the horizontal plane (as shown in Figure 3 ); when the moving object is inclined left low right high (as shown in Figure 6 ), the plumb bob (21) and the plumb bob rod (20) still keep vertically downward due to their own gravity (the plumb bob rod (20) rotates clockwise relative to the moving object), the moving object drives the controller to rotate counterclockwise around the ball (ball center), the plumb bob rod (20) drives the inner ring (5) and the ring shaft (4) of the inner ring (5) to rotate clockwise relative to the controller in the ring groove (8) of the inner ring (5) and the outer ring. The inner ring ring shaft (4) drives the front and rear two swing rods (11) and the swing contact block (13) to swing clockwise, the front and rear two swing contact blocks (13) contact the left side electric contact piece (16) corresponding thereto, trigger the left side fulcrum of the moving object to rise and the right side fulcrum to fall, the moving object rotates counterclockwise around the positive vertical (inner ring) ring shaft (4), until the swing contact block (13) is separated from the left side electric contact piece, the moving object stops rotating and returns to the horizontal position. Similarly, when the moving object is inclined left high right low, the front and rear two swing contact blocks (13) contact the right side electric contact piece (16) corresponding thereto, trigger the right side fulcrum of the moving object to rise and the left side fulcrum to fall, and the moving object returns to the horizontal position. Similarly, the above principle is also applicable to the front and rear inclination of the moving object. Similarly, the above principle is also applicable to the front and rear and left and right omnidirectional inclination of the moving object, which is different from the above that the plumb bob rod (20) drives the ring shaft (4) of the inner ring (5) and the outer ring to rotate at the same time, the inner ring ring shaft (4) drives the four swing rods (11) and the swing contact block (13) to swing correspondingly, the swing contact block (13) contacts the electric contact piece (16) corresponding thereto, triggers the corresponding fulcrum of the moving object to rise and fall, and the moving object rotates around the ring shaft (4) in two directions at the same time, until the moving object returns to the horizontal position.

[0022] Figure 7 is an embodiment diagram of the working principle of the present application for adjusting the trigger angle of the inclination of the moving object, the trigger angle of the inclination of the moving object can be adjusted according to actual needs: unscrew the locking screw (12), rotate the adjusting nut (14) to drive the contact piece frame (18), the stop block (26) and the sliding block (23) to move up and down, drive the contact piece frame (18) and the electric contact piece (16) thereon to move up and down, increase or decrease the distance between the electric contact piece (16) and the swing contact block (13), increase or decrease the swing angle of the electric contact piece (16) and the swing contact block (13), so as to realize the adjustment of the trigger angle of the inclination of the moving object, and then tighten the locking screw (12) to fix the position of the adjusting nut (14).

Claims

1. A pendulum-type horizontal position controller, installed on a moving object, comprising a pendulum control mechanism and a tilt angle adjustment mechanism. The pendulum control mechanism includes a housing, a housing cover, a pendulum, a rotating ball, a pendulum rod, an inner ring, an outer ring, a ring groove, a ring shaft, a retaining ring, a swing rod, a swing contact block, a switch wire, and a contact plate frame. The tilt angle adjustment mechanism includes an adjusting nut, an electrical contact plate, a slider, a slider groove, a stop block, a stop block screw, and a locking screw. Its characteristic is: In the plumb control mechanism, the box is a cylindrical tube, vertically placed, the upper end of the box is evenly provided with four U-shaped shaft grooves and four threaded holes connected with the box cover, the lower end of the four shaft grooves is provided with a sliding block groove, and the outer surface of the box is provided with threads; the box cover is a front-back and left-right symmetrical body, the upper end of the box cover is a square mounting plate, provided with a mounting hole of the controller, a mounting hole connected with the box, and a large cylindrical hole in the middle, the lower end of the box cover is a cylindrical body, and the box cover is fixedly connected with the box cover screw; the box cover is provided with a plumb, a plumb rod and a rotating ball at the middle position, the plumb and the rotating ball are provided with threaded holes, the plumb rod is a threaded rod, the upper end of the plumb rod is connected with the rotating ball, and the lower end of the plumb rod is connected with the plumb; the rotating ball is provided with an inner ring and an outer ring, the outer ring is sleeved outside the inner ring, the outer surface of the outer ring is a spherical surface, the inner ring and the outer ring can rotate around the ball center respectively, the rotating ball is tangent to the inner surface of the inner ring and can rotate in the inner ring, the upper end and the lower end of the inner ring and the outer ring are provided with ring grooves, the plumb rod passes through the ring grooves of the inner ring and the outer ring and is tangent to the ring grooves, and the plumb rod can slide in the ring grooves; and the inner ring and the outer ring are rotated; the inner ring and the outer ring are respectively provided with ring shafts on both sides, the inner ring is integrated with the ring shafts on both sides, the outer ring is integrated with the ring shafts on both sides, and the ring shafts of the inner ring and the outer ring are perpendicular to each other and horizontally placed; the ring shafts are arranged in the shaft grooves of the box and can rotate in the shaft grooves, the outer end surface of the ring shaft is provided as a spherical surface and is in contact with the inner cylindrical surface of the cylindrical body of the box cover, thereby forming the axial positioning of the ring shaft; the plumb rod at the upper end of the rotating ball passes through the ring grooves of the inner ring and the outer ring and is connected with a spherical washer and a nut, and the rotating ball is positioned up and down by the nut; the plumb is positioned by the nut at the lower end; the outer ends of the four ring shafts are provided with a check ring and a swing rod, the check ring is sleeved on the ring shaft, the outer ring of the check ring is in contact with the bottom surface of the mounting plate of the box cover, thereby limiting the upward movement of the ring shaft; the swing rod is fixedly connected with the ring shaft, the swing rod swings left and right while rotating with the ring shaft, the swing rod is provided with threads, the lower end of the swing rod is connected with a swing contact block and the upper end of a switch wire, the swing contact block is a left-right symmetrical trapezoidal prism body, the swing contact block is a conductor provided with a threaded hole, the switch wire is a flexible soft conductor, the swing rod nut is fixedly connected with the swing rod, and the lower end of the switch wire is connected with the switch screw of the contact piece frame; the adjusting nut of the inclination angle adjusting mechanism is a cylindrical tube, provided with internal threads, and is screwed with the external threads of the box, the outer cylinder of the adjusting nut is provided with uniformly distributed radial threaded holes, the threaded holes are provided with locking screws, the locking screws fix the adjusting nut on the box, the upper surface of the adjusting nut is provided with a contact piece frame, the contact piece frame is a symmetrical trapezoidal prism body, the upper surface of the adjusting nut is in contact with the lower surface of the contact piece frame, thereby forming a clearance fit, the contact piece frame is an insulator, and the electric contact pieces are respectively fixedly connected with the contact piece frame by reversing screws on the inclined surfaces on both sides of the prism body; the contact piece frame, the lower end of the switch wire and the sliding block are fixedly connected together by the switch screw, the sliding block is arranged in the sliding block groove of the box, the sliding block can only slide up and down in the sliding block groove, the lower end of the sliding block is provided with a stop block, the stop block is a cuboid, the stop block is fixedly connected with the sliding block by the stop block screw, the upper surface of the stop block is in contact with the bottom surface of the adjusting nut, thereby forming a clearance fit; and the electric contact pieces are control switch contacts for controlling the rising and falling of the fulcrums on both sides of the moving object.

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