CN213209007U - Level gauge - Google Patents

Abstract

The utility model discloses a level, which comprises a level body and a bracket for supporting the level body, and also comprises a rotating device arranged at the bottom end of the level body and an adjustable device arranged on the bracket, wherein the rotating device comprises a rotary column and a cylinder I, a circular groove is arranged on a top plate of the bracket, a ratchet wheel is fixed in the circular groove, a support plate is symmetrically fixed on the bottom surface of the top plate of the bracket, a first driving source is fixed on the support plate, an output shaft of the first driving source is fixed on the rotary column, a penetrating circular groove I is arranged at two ends of the rotary column, the cylinder I is symmetrically and rotationally arranged in the circular groove I, a trapezoidal groove I is symmetrically arranged on the cylinder I, a pawl is arranged outside a cylinder I in a rotating way, the pawl is matched with the ratchet wheel, a circular groove II which is in sliding fit with the cylinder I is arranged at the bottom of the level body, a wide groove is symmetrically arranged on, the other end of the spring is fixed with a trapezoidal block, and the leveling instrument has the advantage of being capable of automatically adjusting the rotation of the leveling instrument.

Description

Level gauge

Technical Field

The utility model relates to a measuring tool technical field, in particular to surveyor's level.

Background

The level is an instrument for establishing a horizontal sight line to measure the height difference between two points on the ground. The principle is to measure the height difference between ground points according to the leveling principle. The main components are hopeful to be a telescope, a tube level gauge (or compensator), a vertical shaft, a base and a foot screw.

Most current surveyors all need rotatory surveyor's level after fixing on ground, debug suitable angle with the surveyor's level, just can begin to measure, and rotation angle most all manual regulation and fix with the bolt, very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a surveyor's level device has the rotatory advantage of automatically regulated surveyor's level.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a level comprises a level body and a support for supporting the level body, and further comprises a rotating device arranged at the bottom end of the level body and an adjustable device arranged on the support, wherein the rotating device comprises a rotary column and a cylinder I, a circular groove is formed in a top plate of the support, a ratchet wheel is fixed in the circular groove, support plates are symmetrically fixed on the bottom surface of the top plate of the support, a first driving source is fixed on each support plate, an output shaft of the first driving source is fixed with the rotary column, a first penetrating circular groove is formed in each end of the rotary column, the cylinder I is rotatably arranged in the circular groove I, a first trapezoidal groove is symmetrically formed in the cylinder I, a pawl is rotatably arranged outside the cylinder I, the pawl is matched with the ratchet wheel, a second circular groove is formed in the bottom of the level body, and is in sliding fit with the first cylinder I, wide grooves are symmetrically formed in the two side walls of the circular groove, a spring is fixed in each wide groove, and a trapezoidal block is fixed at the other end of each spring.

By adopting the technical scheme, the adjustable device is started firstly, the support is stably installed on the ground by the adjustable device, the spirit level body is installed on the support, in the installation process, the first cylinder on the rotary column slides into the second circular groove, the first cylinder continuously extrudes the trapezoidal block in the second circular groove in the sliding process, the trapezoidal block enters the wide groove to cause the spring to be compressed to generate elastic force, when the trapezoidal groove on the first cylinder is parallel to the wide groove, the trapezoidal block is not extruded, the trapezoidal block is installed in the trapezoidal groove by the elastic force of the spring to realize the fixation of the spirit level body and the support, the first driving source is started, the output shaft of the first driving source drives the rotary column to rotate, the first cylinder drives the first cylinder to rotate, the first driving source stops operating when the first cylinder drives the spirit level body to rotate to a required position, and the pawl on the first cylinder is matched with the ratchet groove, so that the rotating position is limited and fixed, and the measurement is started. After the measurement is finished, the cylinder I is pressed, slides upwards, is extruded to enter the wide groove by the trapezoid block, and rotates the cylinder I to realize the dismantling of the level.

Preferably, the adjustable device comprises an air cylinder and a supporting block, the supporting frame on the support is respectively fixed with an air cylinder, a supporting block is fixed on a piston rod of the air cylinder, an extension bar is fixed at the other end of the supporting block, and the extension bar is fixed with a supporting leg.

Adopt above-mentioned technical scheme, start the cylinder, the piston rod of cylinder stretches out and drives the supporting shoe and stretch out, and the supporting shoe drives the extension bar and stretches out, and the support angle on the extension bar is firm subaerial, accomplishes the regulation of support, measures the completion back, utilizes the withdrawal of cylinder piston rod to withdraw the support.

Preferably, a sliding groove is formed in the top plate of the support, a sliding block is arranged in the sliding groove in a sliding mode, the sliding block is provided with a threaded hole, and a bolt in threaded fit with the threaded hole is arranged in the threaded hole.

By adopting the technical scheme, the sliding block slides out when the level body rotates, the level body slides into the sliding block after rotating to the designated position, and the sliding block is tightly attached to the level body and fixed by the bolt, so that the rotation of the level body is completely limited.

Preferably, a fixing column connected with the support frame is fixed on the support frame.

By adopting the technical scheme, the fixing column plays a role in fixing the support frame.

Preferably, the first driving source is a first motor.

By adopting the technical scheme, the first motor is started and drives the rotating column to rotate.

Preferably, a controller is fixed to the bracket.

By adopting the technical scheme, the controller plays a role in controlling the first motor and the cylinder.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment;

FIG. 2 is a schematic structural view of a stent;

FIG. 3 is a schematic view of ratchet engagement;

FIG. 4 is a partial schematic view of the bracket engaging the level body.

Reference numerals: 1. a level body; 2. a support; 3. a rotating device; 4. an adjustable device; 5. a spin column; 6. a first cylinder; 7. a circular groove; 8. a support plate; 9. a first driving source; 10. a first circular groove; 11. a trapezoidal groove I; 12. a pawl; 13. a second circular groove; 14. a wide groove; 15. a spring; 16. a trapezoidal block; 17. a cylinder; 18. a support block; 19. fixing a column; 20. a first motor; 21. a controller; 22. a ratchet wheel; 23. a chute; 24. a slider; 25. a threaded hole; 26. an extension bar; 27. supporting legs; 28 bolts.

Detailed Description

The following is only the preferred embodiment of the present invention, the protection scope is not limited to this embodiment, and all technical solutions belonging to the idea of the present invention should belong to the protection scope of the present invention. It should also be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and such modifications and decorations should also be regarded as the protection scope of the present invention.

See fig. 1 to 4, a level, including level body 1 and support 2, still including setting up rotary device 3 in the level bottom and the adjustable device 4 of setting on support 2, adjustable device 4 includes cylinder 17 and supporting shoe 18, be fixed with a cylinder 17 on the support frame on support 2 respectively, the piston rod of cylinder 17 is fixed with a supporting shoe 18, be fixed with controller 21 on the lateral wall of support 2, utilize controller 21 to start cylinder 17, the piston rod of cylinder 17 stretches out and drives supporting shoe 18 and stretch out, the other end of supporting shoe 18 is fixed with a stretch-out bar 26, be fixed with supporting legs 27 on the stretch-out bar 26, supporting shoe 18 stretches out and drives the stretch-out bar 26 and stretch out, make supporting legs 27 on the stretch-out bar 26 stabilize subaerial, after fixing, install the level body on the support again.

As shown in fig. 2 to 4, the rotating device 3 comprises a rotating column 5 and a cylinder 6, a trapezoidal groove 11 is symmetrically arranged on the cylinder 6, a round groove two 13 is arranged at the bottom of the spirit level body 1, the round groove two 13 is in sliding fit with the cylinder 6, a wide groove 14 is symmetrically arranged on the side wall of the round groove two 13, a spring 15 is fixed in the wide groove 14, a trapezoidal block 16 is fixed at the other end of the spring 15, the spirit level body 1 is installed, the spirit level body 1 is placed on the support 2, the round groove two 13 on the spirit level body 1 and the cylinder 6 are in a pair, so that the cylinder 6 slides into the round groove two 13, the cylinder 6 continuously extrudes the trapezoidal block 16 in the round groove two 13 in the sliding process, the trapezoidal block 16 enters the wide groove 14 to cause the spring 15 to be compressed to generate elasticity, when the trapezoidal groove one 11 on the cylinder 6 is parallel to the wide groove 14, the trapezoidal block 16 is not extruded, the trapezoidal block 16 is arranged in the trapezoidal groove I11 by the elasticity of the spring 15, the supporting plate 8 is symmetrically fixed on the bottom surface of the top plate of the support 2, the motor I20 is fixed on the supporting plate 8, the output shaft of the motor I20 is fixed with the rotating column 5, the penetrating circular groove I10 is arranged at two ends of the rotating column 5, the cylinder I6 is rotatably arranged in the circular groove I10, the controller 21 is used for starting the motor I20, the output shaft of the motor I20 drives the rotating column 5 to rotate, the rotating column 5 drives the cylinder I6 to rotate, the cylinder I6 drives the level body 1 to rotate, the circular groove 7 is arranged on the top plate of the support 2, the ratchet 22 is fixed in the circular groove 7, the pawl 12 is sleeved outside the cylinder I6 and rotatably arranged, the pawl 12 is matched with the ratchet 22, when the cylinder I rotates to a required position, the driving source 9 stops operating, the pawl 12 on the cylinder I6 is matched with the ratchet, the support 2 has been seted up spout 23 on the roof, slides in the spout 23 and is provided with slider 24, and slider 24 has seted up screw hole 25, roll-off slider 24 when surveyor's level body 1 is rotatory, and slide-in slider 24 after the surveyor's level body 1 rotates the assigned position, and slider 24 is hugged closely with surveyor's level body 1 and is fixed with bolt 28 for the rotation of surveyor's level body 1 is spacing.

Claims (6)

1. The level comprises a level body (1) and a support (2) for supporting the level body (1), and is characterized by further comprising a rotating device (3) arranged at the bottom end of the level body (1) and an adjustable device (4) arranged on the support (2), wherein the rotating device (3) comprises a rotating column (5) and a cylinder (6), a circular groove (7) is formed in a top plate of the support (2), a ratchet wheel (22) is fixed in the circular groove (7), a support plate (8) is symmetrically fixed on the bottom surface of the top plate of the support (2), a first driving source (9) is fixed on the support plate (8), an output shaft of the first driving source (9) is fixed with the rotating column (5), a first penetrating circular groove (10) is formed in two ends of the rotating column (5), and the cylinder (6) is rotatably arranged in the first circular groove (10), trapezoidal groove (11) have been seted up to the symmetry on cylinder (6), cylinder (6) overcoat and rotation are provided with pawl (12), pawl (12) and ratchet (22) cooperation, circular slot two (13) have been seted up to spirit level body (1) bottom, circular slot two (13) and cylinder (6) sliding fit, wide groove (14) have been seted up to the symmetry on circular slot two (13) lateral wall, wide groove (14) internal fixation has spring (15), the other end of spring (15) is fixed with trapezoidal piece (16).

2. A spirit level according to claim 1, characterised in that the adjustable means (4) comprise a cylinder (17) and support blocks (18), a cylinder (17) being fixed to each support frame on the support frame (2), a support block (18) being fixed to the piston rod of the cylinder (17), an extension bar (26) being fixed to the other end of the support block (18), and support feet (27) being fixed to the extension bar (26).

3. The level according to claim 2, wherein a sliding groove (23) is formed in the top plate of the bracket (2), a sliding block (24) is slidably arranged in the sliding groove (23), the sliding block (24) is provided with a threaded hole (25), and the threaded hole is provided with a bolt (28) which is in threaded fit with the threaded hole.

4. A spirit level according to claim 3, characterised in that the support on the carriage has fixed posts (19) for attachment of the support.

5. A spirit level according to claim 4, characterised in that the first drive source (9) is a first motor (20).

6. A spirit level according to claim 5, characterised in that the holder (2) has a control (21) fixed thereto.

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