CN211178487U

CN211178487U - High-precision measuring device for engineering cost

Info

Publication number: CN211178487U
Application number: CN202020258523.7U
Authority: CN
Inventors: 崔宁宁; 王洪霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-05
Filing date: 2020-03-05
Publication date: 2020-08-04
Anticipated expiration: 2030-03-05

Abstract

The utility model relates to a survey and drawing technical field discloses a high accuracy measuring device for engineering cost, the on-line screen storage device comprises a base, the top of base is connected with the distancer main part, and the bottom equidistance of base is provided with three bracing piece, the bottom of base is connected with the connecting rod, the bottom of connecting rod is provided with the level bar, the bottom of bracing piece is connected with movable supporting legs, the screw has been seted up to the bottom of bracing piece, adjusting screw is installed on movable supporting legs's top, the top of the front side of distancer main part is provided with laser spot lamp. The utility model discloses an adjusting screw, movable supporting legs, connecting rod and level bar all support three movable supporting legs when subaerial, if observe the level bar and it shows not be the horizontality, can be convenient make the base be in the horizontality so that survey and drawing to this measuring device's practicality has been improved.

Description

High-precision measuring device for engineering cost

Technical Field

The utility model relates to a survey and drawing technical field specifically is a high accuracy measuring device for engineering cost.

Background

The construction cost generally refers to the cost spent on a certain project construction, namely the total cost from the project construction to the completion acceptance. It includes construction engineering cost, equipment and instrument purchase cost, construction and construction other cost, preparation cost and tax fund. When the construction engineering cost is calculated, the site needs to be surveyed, the construction site needs to be measured, so that the construction engineering cost can be estimated more accurately, and the construction engineering cost surveying and mapping needs more instruments to assist in the construction engineering cost surveying and mapping compared with the common surveying and mapping. Laser rangefinder is one of the commonly used instrument in construction cost survey and drawing.

A plurality of high-precision measuring devices for construction cost exist in the market at present, but the measuring devices generally have the defects that the length of supporting legs cannot be conveniently adjusted so that a distance measuring instrument is in a horizontal state for measurement, and the function is single. Accordingly, those skilled in the art have provided a highly accurate measuring device for construction costs to solve the problems set forth in the background art described above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high accuracy measuring device for engineering cost to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a high accuracy measuring device for engineering cost, includes the base, the top of base is connected with the distancer main part, and the bottom equidistance of base is provided with three bracing piece, the bottom of base is connected with the connecting rod, the bottom of connecting rod is provided with the level bar, the bottom of bracing piece is connected with movable supporting legs, the screw has been seted up to the bottom of bracing piece, adjusting screw is installed on movable supporting legs's top, the top of the front side of distancer main part is provided with the laser spot lamp.

As a further aspect of the present invention: a plurality of damping spring is installed to the bottom equidistance of the inboard of base, the spout has all been seted up on the both sides of the inboard of base, the slider is all installed to the bottom of the both sides of distancer main part.

As a further aspect of the present invention: the laser range finder is characterized in that a light barrier is arranged at the position, close to a laser spot lamp, of the top of the front side of the range finder main body, a through hole is formed in the top of the front side of the range finder main body, a limiting block is connected to the top of the light barrier, an object placing groove is formed in the top of the light barrier, a mounting plate is connected to the top of the inner side of the range finder main body, and a limiting spring is installed on one side of the mounting plate.

As a further aspect of the present invention: the adjusting screw is connected with the inner side of the screw hole, and the movable supporting leg and the supporting rod are stably connected with the screw hole through the adjusting screw.

As a further aspect of the present invention: the slider is connected with the inboard of spout, distancer main part and base pass through slider and spout sliding connection, damping spring's bottom is connected with the inner wall of base, damping spring's top is connected with the bottom of distancer main part.

As a further aspect of the present invention: the stopper sets up in the inside of putting the thing groove, the stopper is provided with the damping pivot with the junction of barn door.

As a further aspect of the present invention: one end of the limiting spring is connected with one side of the mounting plate, the other end of the limiting spring is connected with one side of the light barrier, and the light barrier is arranged inside the through hole.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through adjusting screw, movable supporting legs, connecting rod and level bar, all supporting three movable supporting legs when subaerial, if observe the level bar and its demonstration is not the horizontality, can be convenient make the base be in the horizontality so that survey and drawing to this measuring device's practicality has been improved.

2. Through barn door, through-hole, mounting panel, limiting plate, recess, damping pivot and stopper, be in under the condition that there is strong light irradiation at the laser-beam lamp, can be convenient cover the barn door around the laser-beam lamp to improve this measuring device's accuracy, through damping spring, slider, spout and base, the reduction that can be convenient jolts the vibrations that bring to the distancer main part, thereby has improved this measuring device's life.

Drawings

FIG. 1 is a schematic diagram of a high accuracy construction cost measuring device;

FIG. 2 is a front partial cross-sectional view of a movable support foot and support bar for use in a high accuracy construction cost measuring apparatus;

FIG. 3 is a front partial cross-sectional view of a rangefinder body and base for use in a high accuracy construction cost measuring apparatus;

FIG. 4 is an enlarged view of A in a high precision measuring apparatus for construction cost;

fig. 5 is a side partial sectional view of a distance measuring body main body used in a high precision construction cost measuring apparatus.

In the figure: 1. movable supporting legs; 2. a support bar; 3. a base; 4. a rangefinder body; 5. a light barrier; 6. a laser spot light; 7. a connecting rod; 8. a level bar; 9. a screw hole; 10. adjusting the screw rod; 11. a slider; 12. a chute; 13. a damping spring; 14. a limiting block; 15. a storage groove; 16. a limiting spring; 17. mounting a plate; 18. and a through hole.

Detailed Description

Please refer to fig. 1-5, in the embodiment of the utility model, an embodiment, a high accuracy measuring device for engineering cost, including base 3, the top of base 3 is connected with distancer main part 4, and the bottom equidistance of base 3 is provided with three bracing piece 2, the bottom of base 3 is connected with connecting rod 7, the bottom of connecting rod 7 is provided with level bar 8, the bottom of bracing piece 2 is connected with movable supporting legs 1, screw 9 has been seted up to the bottom of bracing piece 2, adjusting screw 10 is installed on the top of movable supporting legs 1, the top of the front side of distancer main part 4 is provided with laser spot lamp 6.

In fig. 3: a plurality of damping spring 13 is installed to the bottom equidistance of base 3's inboard, spout 12 has all been seted up on the both sides of base 3's inboard, slider 11 is all installed to the bottom of the both sides of distancer main part 4, thereby when the transportation perhaps places distancer main part 4 on ground, often can take place the condition of jolting to distancer main part 4, when jolting in distancer main part 4, spout 12 can be passed through to the bottom of distancer main part 4, slider 11 and damping spring 13 are the removal of small range about the inside of base 3, thereby in order to reduce the vibrations that bring distancer main part 4.

In fig. 4 and 5: a light barrier 5 is arranged at the position, close to the laser spot lamp 6, of the top of the front side of the range finder main body 4, a through hole 18 is formed in the top of the front side of the range finder main body 4, a limiting block 14 is connected to the top end of the light barrier 5, an article placing groove 15 is formed in the top end of the light barrier 5, a mounting plate 17 is connected to the top of the inner side of the range finder main body 4, and a limiting spring 16 is mounted on one side of the mounting plate 17, so that the light barrier 5 can be drawn out from the interior of the range finder main body 4 and covered around the laser spot lamp 6 under the condition that the laser spot lamp 6 is irradiated by strong light, at the moment, the light barrier 5 is held by hand and moved out of the range finder main body 4 in the through hole 18, the limiting spring 16 connected to one side of the light barrier 5 is in a tensioned state, after the light barrier 5 is moved out of the interior of the range finder main body 4, the limiting block 14, when the light barrier 5 is released, the limiting spring 16 returns to the original position and drives the light barrier 5 to move in the through hole 18, so that the limiting block 14 is close to one side of the range finder main body 4, and the light barrier 5 covers the vicinity of the laser spot lamp 6.

In fig. 2: adjusting screw 10 is connected with the inboard of screw 9, and movable supporting legs 1 and bracing piece 2 are through adjusting screw 10 and the firm connection of screw 9 to the position of regulation movable supporting legs 1 on bracing piece 2 that can be convenient.

In fig. 3: slider 11 is connected with the inboard of spout 12, and distancer main part 4 and base 3 are through

slider

11 and 12 sliding connection of spout, and damping spring 13's bottom is connected with the inner wall of base 3, and damping spring 13's top is connected with distancer main part 4's bottom to the bottom of distancer main part 4 can be through spout 12, slider 11 and damping spring 13 the removal of small range from top to bottom in base 3's inside.

In fig. 4: stopper 14 sets up in the inside of putting thing groove 15, and the junction of stopper 14 and barn door 5 is provided with the damping pivot to can hand stopper 14 and rotate it out from putting thing groove 15 inside through the damping pivot that sets up between thing groove 15 and the barn door 5.

In fig. 5: one end of a limiting spring 16 is connected with one side of the mounting plate 17, the other end of the limiting spring 16 is connected with one side of the light barrier 5, and the light barrier 5 is arranged inside the through hole 18, so that the light barrier 5 can be held by hand and moved out of the range finder main body 4 in the through hole 18, and the limiting spring 16 connected with one side of the light barrier 5 is in a tensioned state.

The utility model discloses a theory of operation is: when the measuring device is required to be used for distance measurement on a construction site, firstly, three movable supporting feet 1 are supported on the ground, then a horizontal ruler 8 is observed, if the horizontal ruler 8 shows that the horizontal ruler is not in a horizontal state, the movable supporting feet 1 connected to the supporting rods 2 on the inclined side of the base 3 are held, the movable supporting feet 1 are rotated in the screw holes 9 formed in the supporting rods 2, the adjusting screw rods 10 connected to the top ends of the movable supporting feet 1 move in the screw holes 9, so that the positions of the movable supporting feet 1 on the supporting rods 2 are changed, the base 3 is in a horizontal state so as to be convenient for surveying and mapping, when the laser spot lamp 6 is used for shooting laser to survey and map distances, if the laser spot lamp 6 is in a strong light irradiation condition, the light blocking plate 5 is pulled out from the inside of the distance measuring instrument main body 4 and is covered around the laser spot lamp 6, at the moment, the light blocking plate 5 is held and is moved out of the distance, so that the limit spring 16 connected to one side of the light-blocking panel 5 is in a tensioned state, and after the light-blocking panel 5 is removed from the inside of the rangefinder main body 4, the limiting block 14 is held by hand and is rotated out of the storage groove 15 through a damping rotating shaft arranged between the storage groove 15 and the light barrier 5, the light barrier 5 is loosened, the limiting spring 16 returns to the original position and drives the light barrier 5 to move in the through hole 18, the stopper 14 is brought into close proximity to one side of the rangefinder body 4, so that the light-blocking panel 5 is covered in the vicinity of the laser spot lamp 6, when the rangefinder body 4 is transported or placed on the ground, a bumpy condition often occurs to the rangefinder body 4, when the distance measuring instrument main body 4 bumps, the bottom of the distance measuring instrument main body 4 moves up and down in the base 3 in a small range through the sliding groove 12, the sliding block 11 and the damping spring 13, so that the vibration brought to the distance measuring instrument main body 4 is reduced.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a high accuracy measuring device for engineering cost, includes base (3), its characterized in that, the top of base (3) is connected with distancer main part (4), and the bottom equidistance of base (3) is provided with three bracing piece (2), the bottom of base (3) is connected with connecting rod (7), the bottom of connecting rod (7) is provided with horizon rule (8), the bottom of bracing piece (2) is connected with movable supporting legs (1), screw (9) have been seted up to the bottom of bracing piece (2), adjusting screw (10) are installed on the top of movable supporting legs (1), the top of the front side of distancer main part (4) is provided with laser shot lamp (6).

2. The high-precision measuring device for the construction cost is characterized in that a plurality of damping springs (13) are installed on the bottom of the inner side of the base (3) at equal intervals, sliding grooves (12) are formed in two sides of the inner side of the base (3), and sliding blocks (11) are installed on the bottoms of two sides of the distance measuring instrument main body (4).

3. The high-precision measuring device for engineering cost according to claim 1, characterized in that a light barrier (5) is arranged at a position, close to the laser spotlight (6), of the top of the front side of the range finder body (4), a through hole (18) is formed in the top of the front side of the range finder body (4), a limiting block (14) is connected to the top end of the light barrier (5), an object placing groove (15) is formed in the top end of the light barrier (5), a mounting plate (17) is connected to the top of the inner side of the range finder body (4), and a limiting spring (16) is installed on one side of the mounting plate (17).

4. A high accuracy measuring device for construction costs according to claim 1, characterized in that the adjusting screw (10) is connected to the inner side of the screw hole (9), and the movable supporting foot (1) and the supporting rod (2) are firmly connected by the adjusting screw (10) and the screw hole (9).

5. A high accuracy measuring device for construction cost according to claim 2, characterized in that the slider (11) is connected with the inner side of the sliding groove (12), the distance measuring instrument main body (4) and the base (3) are slidably connected through the slider (11) and the sliding groove (12), the bottom end of the damping spring (13) is connected with the inner wall of the base (3), and the top end of the damping spring (13) is connected with the bottom end of the distance measuring instrument main body (4).

6. A high accuracy measuring device for construction cost according to claim 3, characterized in that the limiting block (14) is arranged inside the object holding groove (15), and the joint of the limiting block (14) and the light barrier (5) is provided with a damping rotating shaft.

7. A high accuracy measuring device for construction costs according to claim 3, characterized in that one end of the limit spring (16) is connected to one side of the mounting plate (17), the other end of the limit spring (16) is connected to one side of the light barrier (5), and the light barrier (5) is arranged inside the through hole (18).