CN217005790U

CN217005790U - Adjusting mechanism of high-precision level

Info

Publication number: CN217005790U
Application number: CN202220864254.8U
Authority: CN
Inventors: 叶婷婷; 代二妍; 寇江漫; 庞满辉; 杨华
Original assignee: Langfang Ketu Surveying And Mapping Service Co ltd
Current assignee: Langfang Ketu Surveying And Mapping Service Co ltd
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2022-07-19
Anticipated expiration: 2032-04-15

Abstract

The application provides an adjustment mechanism of high accuracy surveyor's level, include: the fixing box and a through hole formed in the top of the fixing box; the front side and the rear side of the inner wall of the fixed box are respectively provided with a slide rail, the slide rails are connected with a movable rod passing through the through hole in a sliding manner, the top of the movable rod is provided with an installation seat, teeth are uniformly arranged on the two sides of the movable rod, the front side of the fixed box is connected with a rotating shaft in a rotating manner, one end of the rotating shaft, which is positioned inside the fixed box, is provided with a gear meshed with the teeth, and one end of the rotating shaft, which is positioned outside the fixed box, is connected with a handle; the top both sides of fixed case all are provided with the fixing base, through rotatory handle for gear, tooth and slide rail drive the vertical removal of movable rod, and then can adjust the spirit level height of locating on the mount pad, adjust the back, make the bull stick reset, make the horizontal pole carry on spacingly to the movable rod again, can fix the spirit level after the adjustment, use easily, simple and convenient.

Description

Adjusting mechanism of high-precision level

Technical Field

The utility model relates to a level adjusts technical field, concretely relates to adjustment mechanism of high accuracy 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. It is divided into a micro-tilt level, an automatic leveling level, a laser level and a digital level (also called an electronic level) according to the structure. The precision level is divided into a precision level and a common level according to the precision.

At present the surveyor's level all installs on the tripod, and the height of demand is different when the surveyor's level is used because user's height difference can lead to the operation surveyor's level, consequently need adjust the height at place of surveyor's level.

However, the adjustment is carried out through a tripod at present, which is troublesome, and therefore, an adjusting mechanism of the high-precision level is provided.

Disclosure of Invention

In view of the above-mentioned drawbacks and deficiencies of the prior art, the present application is directed to an adjustment mechanism for a high-precision level that is easy to use.

An adjustment mechanism for a high precision level comprising: the fixing box and a through hole formed in the top of the fixing box; the front side and the rear side of the inner wall of the fixed box are respectively provided with a slide rail, the slide rails are connected with a movable rod passing through the through hole in a sliding manner, the top of the movable rod is provided with an installation seat, teeth are uniformly arranged on the two sides of the movable rod, the front side of the fixed box is connected with a rotating shaft in a rotating manner, one end of the rotating shaft, which is positioned inside the fixed box, is provided with a gear meshed with the teeth, and one end of the rotating shaft, which is positioned outside the fixed box, is connected with a handle; fixing seats are arranged on two sides of the top of the fixing box, connecting rods penetrate through the two groups of fixing seats, cross rods clamped with the teeth are arranged on opposite sides of the two groups of connecting rods, pull blocks are arranged on the sides, far away from each other, of the two groups of connecting rods, and reset springs connected with the cross rods are arranged on opposite sides of the two groups of fixing seats; supporting components are arranged on the periphery of the fixed box.

According to the technical scheme that this application embodiment provided, supporting component is including setting up the dead lever on fixed case, be provided with the regulation stabilizer blade on the dead lever.

According to the technical scheme that this application embodiment provided, the top both sides of fixed case all are provided with the connecting seat, and are two sets of all rotate on the connecting seat and install the bull stick, and are two sets of the bull stick is located two sets of draw the one side that the piece kept away from each other respectively.

According to the technical scheme that this application embodiment provided, the bottom inner wall of fixed case evenly is provided with buffer spring, buffer spring's top all is connected with the buffer board that is located the movable rod below.

According to the technical scheme that this application embodiment provided, the equal vertical guide arm that runs through of both sides of buffer board has and fixes bottom of the case inner wall connection.

Has the advantages that: draw the piece through the pulling, make the horizontal pole cancellation spacing to the movable rod, then rotate the bull stick, put it on the connecting rod, like this under reset spring's effect, the bull stick can carry on spacingly to drawing the piece, and then make the horizontal pole also can't carry on spacingly to the movable rod again, can be through rotatory handle this moment, make the gear, tooth and slide rail drive the vertical removal of movable rod, and then can adjust the spirit level height of locating on the mount pad, after adjusting, make the bull stick reset, make the horizontal pole carry on spacingly to the movable rod again, can fix the spirit level after the adjustment, easy to use, and is simple and convenient.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

FIG. 1 is a perspective view of the overall structure of the present application;

FIG. 2 is a schematic cross-sectional view of the overall structure of the present application;

fig. 3 is a schematic structural diagram of the present application a.

In the figure: 1. a fixed box; 2. a slide rail; 3. a movable rod; 4. a mounting base; 5. teeth; 6. a gear; 7. a handle; 8. a cross bar; 9. a connecting rod; 10. a fixed seat; 11. pulling the block; 12. a return spring; 13. a fixing rod; 14. adjusting the support legs; 15. a connecting seat; 16. a rotating rod; 17. a buffer plate; 18. a buffer spring; 19. a guide rod.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

As mentioned in the background, the shortcomings of the prior art are addressed. The present disclosure provides an easy-to-use adjustment mechanism for a high-precision level.

Example 1

Referring to fig. 1 to 3, an adjusting mechanism of a high precision level, comprising: the device comprises a fixed box 1 and a through hole formed in the top of the fixed box 1 for allowing a movable rod 3 to pass through;

the level is arranged on an installation seat 4, the bottom of the installation seat 4 is connected with a movable rod 3, in order to enable the movable rod 3 to vertically move, slide rails 2 which are connected with the movable rod 3 in a sliding mode are arranged on the front side and the rear side of the inner wall of a fixed box 1, in order to drive the movable rod 3 to move, teeth 5 are evenly arranged on the two sides of the movable rod 3, a rotating shaft is rotatably connected to the front side of the fixed box 1 through a bearing and penetrates through the fixed box 1, a gear 6 which is connected with the teeth 5 in a meshing mode is arranged at one end, located inside the fixed box 1, of the rotating shaft, one end, located outside the fixed box 1, of the rotating shaft is connected with a handle 7, and therefore the rotating shaft is rotated through the handle 7, the gear 6 can drive the teeth 5 of the movable rod 3 to move, and adjustment of the installation seat 4 is achieved;

in order to fix the adjusted movable rod 3, fixing seats 10 are arranged on two sides of the top of the fixed box 1, connecting rods 9 penetrate through the two groups of fixing seats 10, cross rods 8 clamped with the teeth 5 are arranged on two opposite sides of the two groups of connecting rods 9, so that the movable rod 3 can be clamped, pull blocks 11 are arranged on one sides, far away from each other, of the two groups of connecting rods 9, the cross rods 8 are convenient to pull, return springs 12 connected with the cross rods 8 are arranged on two opposite sides of the two groups of fixing seats 10, and after the pull blocks 11 are loosened, the cross rods 8 are pushed into the teeth 5 by the return springs 12 from the beginning to compress the return springs 12;

all be provided with supporting component in fixed case 1 department all around, it is including setting up dead lever 13 on fixed case 1, and wherein dead lever 13 is the L type, can increase area, improves stability, can put subaerially uneven in order to make fixed case 1, improves the practicality, is provided with on dead lever 13 and adjusts stabilizer blade 14, and its adjustable height is here for prior art, does not do too much here.

In order not to need the manual work to stimulate always and draw piece 11, all be provided with connecting seat 15 in the top both sides of fixed case 1, all rotate on two sets of connecting seats 15 and install bull stick 16, two sets of bull sticks 16 are located two sets of one sides that draw piece 11 to keep away from each other respectively, draw piece 11 after the pulling like this, can put bull stick 16 back out on connecting rod 9, can carry out spacingly to drawing piece 11, when not needing the pulling to draw piece 11, with the bull stick 16 reset can, convenient to use.

Example 2

Referring to fig. 2, in order to avoid the situation that the cross rod 8 cannot limit the movable rod 3 by accident, so that the movable rod 3 falls down quickly and easily impacts a level gauge on the mounting seat 4, the inner wall of the bottom of the fixed box 1 is uniformly provided with buffer springs 18, so that the tops of the buffer springs 18 are all connected with a buffer plate 17 positioned below the movable rod 3, and the buffer can be completed through the buffer plate 17 and the buffer springs 18 when the movable rod 3 falls down by accident; in order to avoid the inclination of the buffer plate 17 during the movement, guide rods 19 connected with the inner wall of the bottom of the fixed box 1 vertically penetrate through the two sides of the buffer plate 17, so that the buffer plate 17 can be guided.

The rest of the structure is the same as in example 1.

Compared with the embodiment 1, the embodiment can play a role in buffering when the movable rod 3 falls down accidentally through the arrangement, and can avoid the damage to the level gauge on the mounting seat 4.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims

1. The utility model provides an adjustment mechanism of high accuracy surveyor's level which characterized in that: the method comprises the following steps: the device comprises a fixed box (1) and a through hole formed in the top of the fixed box (1);

the front side and the rear side of the inner wall of the fixed box (1) are both provided with slide rails (2), the slide rails (2) are connected with movable rods (3) through the through holes in a sliding manner, the top of each movable rod (3) is provided with an installation seat (4), teeth (5) are uniformly arranged on two sides of each movable rod (3), the front side of the fixed box (1) is connected with a rotating shaft in a rotating manner, one end of the rotating shaft, which is positioned inside the fixed box (1), is provided with a gear (6) meshed and connected with the teeth (5), and one end of the rotating shaft, which is positioned outside the fixed box (1), is connected with a handle (7);

fixing seats (10) are arranged on two sides of the top of the fixed box (1), connecting rods (9) penetrate through the two groups of fixing seats (10), cross rods (8) clamped with the teeth (5) are arranged on opposite sides of the two groups of connecting rods (9), pull blocks (11) are arranged on one sides, far away from each other, of the two groups of connecting rods (9), and reset springs (12) connected with the cross rods (8) are arranged on opposite sides of the two groups of fixing seats (10);

supporting components are arranged on the periphery of the fixed box (1).

2. An adjustment mechanism for a high precision level according to claim 1, wherein:

the supporting component comprises a fixing rod (13) arranged on the fixing box (1), and an adjusting supporting leg (14) is arranged on the fixing rod (13).

3. An adjustment mechanism for a high precision level according to claim 1, characterized in that:

connecting seats (15) are arranged on two sides of the top of the fixed box (1), rotating rods (16) are rotatably mounted on the two groups of connecting seats (15), and the two groups of rotating rods (16) are respectively located on one sides, far away from each other, of the two groups of pulling blocks (11).

4. An adjustment mechanism for a high precision level according to claim 1, wherein:

the bottom inner wall of the fixed box (1) is uniformly provided with buffer springs (18), and the tops of the buffer springs (18) are connected with buffer plates (17) located below the movable rods (3).

5. An adjustment mechanism for a high precision level according to claim 4, wherein:

and guide rods (19) connected with the inner wall of the bottom of the fixed box (1) vertically penetrate through the two sides of the buffer plate (17).