CN211902204U

CN211902204U - Level gauge for engineering survey

Info

Publication number: CN211902204U
Application number: CN201922172829.0U
Authority: CN
Inventors: 阎强
Original assignee: Sichuan Chengcai Engineering Survey And Design Co ltd
Current assignee: Sichuan Chengcai Engineering Survey And Design Co ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-11-10
Anticipated expiration: 2029-12-06

Abstract

The utility model relates to an engineering survey technical field especially relates to a surveyor's level for engineering survey. The to-be-solved technical problem of the utility model is that the installation is loaded down with trivial details, and unstable. In order to solve the technical problem, the utility model provides a surveyor's level for engineering survey, including the central rod, the swivel becket makes its rotation and promotes the bracing piece and carry out the up-and-down motion, the bracing piece can promote the left side of connecting rod B control arm A bottom and use pivot D to remove as the fulcrum, pivot D can remove with connecting rod A, the top of propelling movement ring can make its use T shape pole to rotate as the fulcrum with the bottom of extrusion arm B, thereby arm B and arm A can press from both sides the surveyor's level of tight loading board top, because arm A and the relative one side of arm B all inlay the rubber pad, this design can more effectually prevent that the surveyor's level from appearing the measurement deviation because of reasons such as wind-force, and this product is easy and simple to handle need not through screw nut.

Description

Level gauge for engineering survey

Technical Field

The utility model relates to an engineering survey technical field specifically is a surveyor's level for engineering survey.

Background

The old-fashioned surveyor's level is generally installed at the support top through the nut, and the installation is very loaded down with trivial details, thereby long-time back of using, thereby the nut can appear not hard up circumstances such as smooth tooth can lead to the surveyor's level to appear rocking etc. influence measurement.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an engineering is surveyor's level has solved the installation loaded down with trivial details, and unstable problem.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a level for engineering measurement comprises a central rod, wherein three supporting legs are fixedly mounted at the bottom of the central rod, a fixed column is fixedly connected at the top of the central rod, extension blocks are fixedly mounted on the surfaces of the left side and the right side of the fixed column, the other ends of the extension blocks are movably connected with a connecting rod A through a rotating shaft B, a rotating shaft D is sleeved at the other end of the connecting rod A, a rotating ring is in threaded connection with the surface of the fixed column, two sliders are slidably connected with the inner wall of the rotating ring, a supporting rod is fixedly mounted on the side surface of each slider, the other end of each supporting rod extends to the outer side of the corresponding rotating ring and is sleeved with the rotating shaft A, a connecting rod B is sleeved on the surface of the rotating shaft A, a rotating shaft C is sleeved at the other end of the connecting rod B, a mechanical arm A is movably connected with the surfaces of, the front side surface and the rear side surface of the fixed column are movably connected with the mechanical arm B through T-shaped rods, and a bearing plate is fixedly mounted at the top of the fixed column.

Further preferably, the tops of the two mechanical arms A and the tops of the two mechanical arms B are located on the same parallel line, and rubber layers are embedded in the mechanical arms B and the mechanical arms A.

Further preferably, the diameters of the rotating shaft D, the rotating shaft C, the rotating shaft B and the rotating shaft A are the same, and the rotating shaft C and the rotating shaft D are on the same parallel line.

Further preferably, the bottom of the mechanical arm B is lapped on the top of the pushing ring, and the right side of the bottom of the mechanical arm B is an arc surface.

Further preferably, the pushing ring is located between the supporting rod and the extension block, and the pushing ring and the bearing plate are made of stainless steel.

Further preferably, the inclination angle of the connecting rod a is 60 °, and the length of the connecting rod a is half of that of the connecting rod B.

(III) advantageous effects

The utility model provides a surveyor's level for engineering survey possesses following beneficial effect:

(1) place the surveyor's level at the top of loading board, it makes its rotation and promotes the bracing piece to carry out the up-and-down motion to rotate the swivel becket, the bracing piece can promote connecting rod B to control the left side of arm A bottom and use pivot D to remove as the fulcrum, pivot D can remove with connecting rod A, the top of propelling ring can extrude arm B's bottom and make it use T shape pole to rotate as the fulcrum, thereby arm B and arm A can press from both sides the surveyor's level at tight loading board top, because arm A and the relative one side of arm B all inlay there is the rubber pad, this design can more effectually prevent that the surveyor's level from appearing the measurement deviation because of reasons such as wind-force, and this product is easy and simple to handle need not through screw nut.

Drawings

FIG. 1 is a front sectional view of the structure of the present invention;

FIG. 2 is a sectional view of the side of the structure of the present invention;

fig. 3 is a front view of the structure of the present invention.

In the figure: the device comprises a central rod 1, supporting legs 2, fixed columns 3, rotating rings 4, sliding blocks 5, supporting rods 6, rotating shafts 7A, rotating shafts 8B, connecting rods 9A, connecting rods 10B, rotating shafts 11C, rotating shafts 12D, mechanical arms 13A, mechanical arms 14B, bearing plates 15, extension blocks 16, a push ring 17 and a T-shaped rod 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a level for engineering measurement comprises a central rod 1, three support legs 2 are fixedly installed at the bottom of the central rod 1, a fixed column 3 is fixedly connected to the top of the central rod 1, extension blocks 16 are fixedly installed on the surfaces of the left side and the right side of the fixed column 3, the other end of each extension block 16 is movably connected with a connecting rod A9 through a rotating shaft B8, the inclination angle of the connecting rod A9 is 60 degrees, the length of the connecting rod A9 is one half of that of the connecting rod B10, the effective distance of the connecting rod B10 can be limited and moved by the connecting rod A9 due to the design, a rotating shaft D12 is sleeved at the other end of the connecting rod A9, the rotating shaft D12, the rotating shaft C11, the rotating shaft B8 and the rotating shaft A7 are the same in diameter, the rotating shaft C11 and the rotating shaft D12 are on the same parallel line, the design can enable the rotating shaft to be more convenient and fast to replace parts and repair, a rotating ring 4 is connected with, the side surface of the sliding block 5 is fixedly provided with a supporting rod 6, the other end of the supporting rod 6 extends to the outer side of the rotating ring 4 and is sleeved with a rotating shaft A7, the surface of the rotating shaft A7 is sleeved with a connecting rod B10, the other end of the connecting rod B10 is sleeved with a rotating shaft C11, the surfaces of the rotating shaft C11 and the rotating shaft D12 are movably connected with a mechanical arm A13, the tops of two mechanical arms A13 and two mechanical arms B14 are positioned on the same parallel line, rubber layers are embedded in the mechanical arm B14 and the mechanical arm A13, the design can enable the mechanical arms to be more convenient for clamping equipment, the top of the rotating ring 4 is fixedly connected with a pushing ring 17, the pushing ring 17 is positioned between the supporting rod 6 and an extension block 16, the pushing ring 17 and a bearing plate 15 are made of stainless steel, the design can enable the fixed column 3 to be firmer and less prone to be damaged when in use, the front side surface and the rear side surface of the fixed column 3, and the right side of arm B14 bottom is the cambered surface, and this design can make its week all be equipped with the arm and more be convenient for press from both sides tightly and relax, and two sets of controls respectively through two sets of, can not damage easily, and the top fixed mounting of fixed column 3 has loading board 15.

The working principle is as follows: the level is placed at the top of the bearing plate 15, the rotating ring 4 is rotated to rotate and push the supporting rod 6 to move up and down, the supporting rod 6 can push the connecting rod B10 to control the left side of the bottom of the mechanical arm A13 to move by taking the rotating shaft D12 as a fulcrum, the rotating shaft D12 can move by taking the connecting rod A9 as a fulcrum, the top of the pushing ring 17 can push the bottom of the mechanical arm B14 to rotate by taking the T-shaped rod 18 as a fulcrum, and therefore the mechanical arm B14 and the mechanical arm A13 can clamp the level at the top of the bearing plate 15.

Claims

1. The level for engineering measurement comprises a central rod (1), three supporting legs (2) are fixedly mounted at the bottom of the central rod (1), a fixed column (3) is fixedly connected to the top of the central rod (1), extension blocks (16) are fixedly mounted on the surfaces of the left side and the right side of the fixed column (3), the other end of each extension block (16) is movably connected with a connecting rod A (9) through a rotating shaft B (8), a rotating shaft D (12) is sleeved at the other end of each connecting rod A (9), a rotating ring (4) is connected to the surface of each fixed column (3) in a threaded manner, two sliders (5) are slidably connected to the inner wall of each rotating ring (4), a supporting rod (6) is fixedly mounted on the side surface of each slider (5), the other end of each supporting rod (6) extends to the outer side of each rotating ring (4) and is sleeved with a rotating shaft A (, the improved bearing plate fixing device is characterized in that a connecting rod B (10) is sleeved on the surface of the rotating shaft A (7), a rotating shaft C (11) is sleeved at the other end of the connecting rod B (10), a mechanical arm A (13) is movably connected to the surfaces of the rotating shaft C (11) and the rotating shaft D (12), a pushing ring (17) is fixedly connected to the top of the rotating ring (4), the surfaces of the front side and the rear side of the fixing column (3) are movably connected with the mechanical arm B (14) through a T-shaped rod (18), and a bearing plate (15) is fixedly mounted at the top of the fixing column (3).

2. A level for engineering surveying as claimed in claim 1, characterized in that: the top of two arms A (13) and two arms B (14) is located same parallel line, and arm B (14) and arm A (13)'s inside all inlays there is the rubber layer.

3. A level for engineering surveying as claimed in claim 1, characterized in that: the diameters of the rotating shaft D (12), the rotating shaft C (11), the rotating shaft B (8) and the rotating shaft A (7) are the same, and the rotating shaft C (11) and the rotating shaft D (12) are on the same parallel line.

4. A level for engineering surveying as claimed in claim 1, characterized in that: the bottom of the mechanical arm B (14) is lapped on the top of the pushing ring (17), and the right side of the bottom of the mechanical arm B (14) is an arc surface.

5. A level for engineering surveying as claimed in claim 1, characterized in that: the pushing ring (17) is located between the supporting rod (6) and the extension block (16), and the pushing ring (17) and the bearing plate (15) are made of stainless steel.

6. A level for engineering surveying as claimed in claim 1, characterized in that: the inclination angle of connecting rod A (9) is 60 degrees, and the length of connecting rod A (9) is one half of connecting rod B (10).