CN107869983B

CN107869983B - Windproof level ruler

Info

Publication number: CN107869983B
Application number: CN201711134962.6A
Authority: CN
Inventors: 安延伟; 王永彬; 刘志如; 张玉根; 马良; 张广乐; 陈阳阳; 申杰; 陈永; 郭大林; 王伟; 马佳骥; 闻磊; 刘学宁; 贾泽钰
Original assignee: Shijiazhuang Tiedao University; China Railway No 3 Engineering Group Co Ltd; Second Engineering Co Ltd of China Railway No 3 Engineering Group Co Ltd
Current assignee: Shijiazhuang Tiedao University; China Railway No 3 Engineering Group Co Ltd; Second Engineering Co Ltd of China Railway No 3 Engineering Group Co Ltd
Priority date: 2017-11-16
Filing date: 2017-11-16
Publication date: 2020-04-17
Anticipated expiration: 2037-11-16
Also published as: CN107869983A

Abstract

The invention discloses a windproof horizontal ruler, which comprises a horizontal ruler body and a windproof bracket, wherein the horizontal ruler body is vertically magnetically attracted at the tail end of the windproof bracket; through set up with current level bar is supporting prevent wind the support, the level bar with the help of magnet and the terminal absorption of upper portion bracing piece and the lower part bracing piece on telescopic link top, upper portion bracing piece and lower part bracing piece pass through telescopic link height-adjusting, through controlling the every single move angle and controlling the position of adjusting device and every single move adjusting device regulation level bar, facilitate the use, portable, easy operation.

Description

Windproof level ruler

Technical Field

The invention relates to the technical field of leveling tools, in particular to a windproof horizontal ruler.

Background

Leveling is most basic also the most important part promptly in survey and drawing work, measures and generally all goes on in the open air, and outdoor environment is abominable usually, especially in rugged and uneven topography, and ordinary levelling rod support occupation space is great, and is not portable, and is very inconvenient, if meet strong wind weather simultaneously, also hardly fixes the levelling rod, and some still need the manual work to support, and both measuring result is inaccurate like this, can consume very big physical power again, delays the engineering progress.

Disclosure of Invention

The technical problem to be solved by the invention is to provide the windproof level bar, the windproof support is matched with the existing level bar, the level bar is adsorbed to the tail ends of the upper supporting rod and the lower supporting rod at the top end of the telescopic rod by virtue of the magnets, the heights of the upper supporting rod and the lower supporting rod are adjusted by virtue of the telescopic rod, and the pitching angle and the left and right positions of the level bar are adjusted by virtue of the left and right adjusting device and the pitching adjusting device, so that the windproof level bar is convenient to use, convenient to carry and simple.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a windproof level bar comprises a level bar body and a windproof support, wherein the vertical magnetic attraction of the level bar body is arranged at the tail end of the windproof support.

Prevent wind the support and include base, every single move adjusting device, control adjusting device, telescopic link, upper portion bracing piece, lower part bracing piece, upper portion magnet and lower part magnet, the telescopic link lower extreme is connected with the base with the help of every single move adjusting device and control adjusting device, the telescopic link top is connected upper portion bracing piece and lower part bracing piece with the help of first lock bolt, the terminal articulated upper portion magnet of upper portion bracing piece, the terminal articulated lower part magnet of lower part bracing piece, upper portion magnet and lower part magnet are used for adsorbing the level bar, and upper portion bracing piece, lower part bracing piece and level bar constitute triangle-shaped.

The telescopic link is the suit structure, and it includes lower part sleeve pipe and upper portion pole setting, and the suit of upper portion pole setting lower extreme is in lower part sleeve pipe, and the second locking bolt of installation runs through lower part sleeve pipe upper end, and the terminal top of second locking bolt is tight upper portion pole setting.

The base comprises an upper base and a lower base, the upper base is horizontally arranged on the top surface of the lower base, the upper base and the lower base are fixedly connected through a fourth locking bolt, the upper base and the lower base are of rectangular frame structures, and four corners of the lower surface of the lower base are fixedly connected with a front supporting leg and a rear supporting leg respectively.

The left and right adjusting device comprises two sets of supports symmetrically arranged at the front end of the upper base and a left and right rotating shaft, the two ends of the left and right rotating shaft are connected with the two sets of supports by virtue of bearings, nuts are fixedly arranged at the lower end of a lower sleeve of the telescopic rod and are in threaded fit with the left and right rotating shafts, and an adjusting plate is horizontally arranged at the lower end of the lower sleeve.

Every single move adjusting device includes U-shaped frame, upper portion bolt and lower part bolt, and U-shaped frame level fixed mounting is in upper portion base front end, and the regulating plate of telescopic link lower extreme installation is located U-shaped frame inboard, and vertical installation upper portion bolt and lower part bolt are respectively in U-shaped frame upper portion and lower part, upper portion bolt and lower part bolt and U-shaped frame screw-thread fit, upper portion bolt lower extreme and lower part bolt upper end respectively with the top surface and the bottom surface contact of regulating plate.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in: through supporting windproof bracket that sets up with current level bar, the level bar adsorbs with the upper portion bracing piece and the lower part bracing piece end on telescopic link top with the help of magnet, upper portion bracing piece and lower part bracing piece pass through the telescopic link height-adjusting, through controlling the every single move angle and controlling the position of adjusting device and every single move adjusting device regulation level bar, the telescopic link lower extreme passes through nut and left and right sides pivot threaded connection, when rotating left and right sides pivot, can transmit axial force for the telescopic link through the nut, make the telescopic link along with left and right sides pivot axial displacement, realize that the level bar moves about, can adjust the straightness that hangs down of telescopic link through pitch angle adjusting device, and convenient to use, portable, easy operation, and upper portion bracing piece, lower part bracing piece and.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection between the upper magnet and the upper support rod;

FIG. 3 is a schematic view showing the connection relationship between the telescopic rod and the upper and lower support rods;

FIG. 4 is a schematic view of a pitch adjustment mechanism;

FIG. 5 is a schematic view of the left and right adjustment mechanism;

FIG. 6 is another structural view of the left-right adjusting device;

wherein: 1. an upper magnet; 2. a lower magnet; 3. an upper support bar; 4. a lower support bar; 5. a first adjusting bolt; 6. a telescopic rod; 7. a second locking bolt; 8. a pitch adjustment device; 9. a lower bolt; 10. a left-right adjusting device; 11. a fourth adjusting bolt; 12. an upper base; 13. a lower base; 14. a rear leg; 15. a front leg.

Detailed Description

The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

As shown in figure 1, the invention discloses a windproof level bar, which comprises a level bar body and a windproof bracket, wherein the level bar body is magnetically attracted at the tail end of the windproof bracket in the vertical direction.

Prevent wind the support and include base, every single move adjusting device 8, control adjusting device 10, telescopic link 6, upper portion bracing piece 3, lower part bracing piece 4, upper portion magnet 1 and

lower part magnet

2, 6 lower extremes of telescopic link are connected with the base with the help of every single move adjusting device 8 and

control adjusting device

10, 6 tops of telescopic link connect upper portion bracing piece 3 and lower part bracing piece 4 with the help of

first locking bolt

5, 3 terminal articulated upper portion magnets 1 of upper portion bracing piece, 4 terminal articulated lower part magnets 2 of lower part bracing piece, upper portion magnets 1 and lower part magnets 2 are used for adsorbing the level bar, and triangle-shaped is constituteed to upper portion bracing piece 3, lower part bracing piece 4 and level bar.

The telescopic rod 6 is of a sleeved structure and comprises a lower sleeve and an upper upright rod, the lower end of the upper upright rod is sleeved in the lower sleeve, a second locking bolt 7 penetrates through the upper end of the lower sleeve, and the tail end of the second locking bolt 7 tightly props against the upper upright rod.

The base comprises an upper base 12 and a lower base 13, the upper base 12 is horizontally arranged on the top surface of the lower base 13, the upper base 12 is fixedly connected with the lower base 13 through a fourth locking bolt 11, the upper base 12 and the lower base 13 are both of rectangular frame structures, four corners of the lower surface of the lower base 13 are respectively fixedly connected with a front supporting leg 15 and a rear supporting leg 14, and the front supporting leg 15 is provided with a leveling bolt in a matched mode for adjusting the levelness of the base.

The left and right adjusting device 10 comprises two sets of supports symmetrically arranged at the front end of the upper base and a left and right rotating shaft, the two ends of the left and right rotating shaft are connected with the two sets of supports by virtue of bearings, a nut is fixedly arranged at the lower end of a lower sleeve of the telescopic rod 6, the nut is in threaded fit with the left and right rotating shafts, and an adjusting plate is horizontally arranged at the lower end of the lower sleeve.

Every single move adjusting device 8 includes U-shaped frame, upper portion bolt and lower part bolt 9, and U-shaped frame level fixed mounting is in 12 front ends on the upper portion base, and the regulating plate of 6 lower extreme installations of telescopic link is located the U-shaped frame inboard, and U-shaped frame upper portion and lower part are vertical installation upper portion bolt and lower part bolt 9 respectively, upper portion bolt and lower part bolt 9 and U-shaped frame screw-thread fit, upper portion bolt lower extreme and lower part bolt 9 upper end respectively with the top surface and the bottom surface contact of regulating plate.

In the specific application process, the windproof support is arranged by matching with the existing level, the level is adsorbed to the tail ends of an upper supporting rod and a lower supporting rod at the top end of a telescopic rod by means of a magnet, the height of the upper supporting rod and the height of the lower supporting rod are adjusted by the telescopic rod, the pitching angle and the left and right positions of the level are adjusted by a left and right adjusting device and a pitching adjusting device, the lower end of the telescopic rod is in threaded connection with a left rotating shaft and a right rotating shaft by nuts, when the left rotating shaft and the right rotating shaft are rotated, axial force can be transmitted to the telescopic rod by the nuts, the telescopic rod can axially move along the left rotating shaft and the right rotating shaft, the left and the right moving of the level are achieved, the verticality of the.

Claims

1. The utility model provides a prevent wind level bar, includes the level bar body, its characterized in that: the horizontal ruler comprises a horizontal ruler body and a horizontal ruler body, wherein the horizontal ruler body is vertically magnetically attracted to the tail end of the windproof bracket;

prevent wind the support and include base, every single move adjusting device (8), control adjusting device (10), telescopic link (6), upper portion bracing piece (3), lower part bracing piece (4), upper portion magnet (1) and lower part magnet (2), telescopic link (6) lower extreme is connected with the base with the help of every single move adjusting device (8) and control adjusting device (10), upper portion bracing piece (3) and lower part bracing piece (4) are connected with the help of first lock bolt (5) on telescopic link (6) top, and upper portion bracing piece (3) end articulated upper portion magnet (1), lower part bracing piece (4) end articulated lower part magnet (2), upper portion magnet (1) and lower part magnet (2) are used for adsorbing the level bar, and upper portion bracing piece (3), lower part bracing piece (4) and level bar constitute triangle-shaped.

2. The wind-resistant level of claim 1 wherein: the telescopic rod (6) is of a sleeved structure and comprises a lower sleeve and an upper upright rod, the lower end of the upper upright rod is sleeved in the lower sleeve, a second locking bolt (7) penetrates through the upper end of the lower sleeve, and the tail end of the second locking bolt (7) tightly abuts against the upper upright rod.

3. The wind-resistant level of claim 2 wherein: the base includes upper portion base (12) and lower part base (13), and upper portion base (12) horizontal installation is on lower part base (13) top surface, with the help of fourth locking bolt (11) fixed connection between upper portion base (12) and lower part base (13), and upper portion base (12) and lower part base (13) are rectangular frame structure, and lower part base (13) lower surface four corners is landing leg (15) and back landing leg (14) before fixed connection respectively.

4. The wind-resistant level of claim 3 wherein: the left and right adjusting device (10) comprises two sets of supports symmetrically arranged at the front end of the upper base and a left and right rotating shaft, the two ends of the left and right rotating shaft are connected with the two sets of supports by virtue of bearings, a nut is fixedly arranged at the lower end of a lower sleeve of the telescopic rod (6), the nut is in threaded fit with the left and right rotating shafts, and an adjusting plate is horizontally arranged at the lower end of the lower sleeve.

5. The wind-resistant level of claim 4 wherein: every single move adjusting device (8) are including U-shaped frame, upper portion bolt and lower part bolt (9), and U-shaped frame level fixed mounting is in upper portion base (12) front end, and the regulating plate of telescopic link (6) lower extreme installation is located the U-shaped frame inboard, and U-shaped frame upper portion and lower part are vertical installation upper portion bolt and lower part bolt (9) respectively, upper portion bolt and lower part bolt (9) and U-shaped frame screw-thread fit, upper portion bolt lower extreme and lower part bolt (9) upper end respectively with the top surface and the bottom surface contact of regulating plate.