CN214583291U

CN214583291U - Tower crane perpendicularity detection device

Info

Publication number: CN214583291U
Application number: CN202023212702.6U
Authority: CN
Inventors: 王宏伟
Original assignee: China Second Metallurgy Group Co Ltd
Current assignee: China Second Metallurgy Group Co Ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-11-02
Anticipated expiration: 2030-12-28

Abstract

The application discloses tower crane straightness detection device that hangs down, including measurement mechanism and levelling mechanism. The measuring mechanism is provided with scales, and a first scale of the measuring mechanism is used for being connected to a position away from a preset position of the tower crane by a preset distance. The leveling mechanism is used for emitting horizontal laser and measuring the distance between the laser and the preset position after the laser is aligned to the preset position, and the leveling mechanism is connected with a second scale of the measuring mechanism so as to detect the perpendicularity of the tower crane by adopting the trigonometric cosine law according to the absolute value of the difference value between the second scale and the first scale, the preset distance and the measured distance. The device of this application makes single detection or the reexamination that can carry out the tower crane straightness that hangs down, and is simple and convenient, accurate rapid.

Description

Tower crane perpendicularity detection device

Technical Field

The application relates to the technical field of construction, especially, relate to a tower crane straightness detection device that hangs down.

Background

At present, the detection of the perpendicularity of the tower crane needs a plurality of persons to work in a matching way, and is inconvenient and low in efficiency.

SUMMERY OF THE UTILITY MODEL

The application provides a tower crane straightness detection device that hangs down can make single tower crane straightness's that hangs down detection that can carry out.

First aspect, the embodiment of this application provides a tower crane straightness detection device that hangs down, including measurement mechanism and levelling mechanism. The measuring mechanism is provided with scales, and a first scale of the measuring mechanism is used for being connected to a position away from a preset position of the tower crane by a preset distance. The leveling mechanism is used for emitting horizontal laser and measuring the distance between the laser and the preset position after the laser is aligned to the preset position, and the leveling mechanism is connected with a second scale of the measuring mechanism so as to detect the perpendicularity of the tower crane by adopting the trigonometric cosine law according to the absolute value of the difference value between the second scale and the first scale, the preset distance and the measured distance.

In some of these embodiments, the measuring mechanism is a rope.

In some of these embodiments, the leveling mechanism comprises a level.

In some of these embodiments, the level is connected at the telescope to the second scale of the measuring mechanism.

In some of these embodiments, the telescope includes a barrel in which the objective lens is mounted, an objective lens mounted in the barrel, an eyepiece lens mounted in the barrel, a focus lens mounted for axial movement along the barrel between the objective lens and the eyepiece, and a reticle mounted between the focus lens and the eyepiece.

In some of these embodiments, the barrel includes a first barrel section, a second barrel section, and a third barrel section arranged in an axial direction of the barrel, the objective lens and the focusing lens are mounted in the first barrel section, the reticle is mounted in the second barrel section, and the eyepiece is mounted in the third barrel section.

In some of these embodiments, the first barrel section has a mounting barrel therein in which the focus lens is mounted.

In some of these embodiments, the second barrel section is inserted into the first barrel section and connected to the first barrel section.

In some of these embodiments, the third barrel section is inserted into the second barrel section and connected to the second barrel section.

In some of these embodiments, the third cylinder section has a ferrule that is disposed externally of the second cylinder section.

According to a tower crane straightness detection device that hangs down that provides of embodiment of this application, including measuring mechanism and levelling mechanism. The measuring mechanism is provided with scales, and a first scale of the measuring mechanism is used for being connected to a position away from a preset position of the tower crane by a preset distance. The leveling mechanism is used for emitting horizontal laser and measuring the distance between the laser and the preset position after the laser is aligned to the preset position, and the leveling mechanism is connected with a second scale of the measuring mechanism so as to detect the perpendicularity of the tower crane by adopting the trigonometric cosine law according to the absolute value of the difference value between the second scale and the first scale, the preset distance and the measured distance. The device of this application makes single detection or the reexamination that can carry out the tower crane straightness that hangs down, and is simple and convenient, accurate rapid.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic structural diagram of a tower crane perpendicularity detection device in the embodiment of the application;

FIG. 2 is a schematic structural diagram of a telescope in an embodiment of the present application.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

Referring to fig. 1 and 2, an embodiment of the application provides a device 1 for detecting the verticality of a tower crane 2, which comprises a measuring mechanism 10 and a leveling mechanism 11.

Measuring mechanism 10 has the scale, and measuring mechanism 10's first scale department is used for connecting in the position apart from the preset distance with the preset position of tower crane 2. The measuring means 10 is a rope.

The leveling mechanism 11 is used for emitting horizontal laser and measuring the distance between the laser and the preset position after the laser is aligned to the preset position, the leveling mechanism 11 is connected with the second scale of the measuring mechanism 10 so as to detect the perpendicularity of the tower crane 2 by adopting the trigonometric cosine law according to the absolute value of the difference value between the second scale and the first scale, the preset distance and the measured distance. The leveling mechanism 11 includes a level. The preset distance is recorded as a, the measured distance is recorded as b, the absolute value of the difference value between the second scale and the first scale is recorded as c, and the trigonometric cosine theorem cos < (a2+ b2-c2)/2 ab.

The telescope 110 of the level is connected with the second scale of the measuring mechanism 10.

The telescope 110 includes a cylinder 111, an objective lens 112, an eyepiece lens 113, a focusing lens 114, and a reticle 115, the objective lens 112 being mounted in the cylinder 111, the eyepiece lens 113 being mounted in the cylinder 111, the focusing lens 114 being mounted between the objective lens 112 and the eyepiece lens 113 in a movable manner in the axial direction of the cylinder 111, the reticle 115 being mounted between the focusing lens 114 and the eyepiece lens 113. The telescope 110 also includes a fine adjustment screw 116, the fine adjustment screw 116 for controlling movement of the focusing lens 114.

The barrel 111 includes a first barrel section 1110, a second barrel section 1111, and a third barrel section 1113 arranged in the axial direction thereof, the objective lens 112 and the focusing lens 114 are installed in the first barrel section 1110, the reticle 115 is installed in the second barrel section 1111, and the eyepiece lens 113 is installed in the third barrel section 1113.

The first barrel section 1110 has a mounting barrel 119 therein, and the focus lens 114 is mounted in the mounting barrel 119.

The second barrel section 1111 is inserted into the first barrel section 1110 to be connected to the first barrel section 1110. The second barrel section 1111 is connected to the first barrel section 1110 via a plurality of screws 117 arranged around the axis of the second barrel section 1111.

Third barrel section 1113 is inserted into second barrel section 1111 and connected to second barrel section 1111.

The third cylinder section 1113 has a ferrule 118, and the ferrule 118 is disposed outside the second cylinder section 1111.

The bottom of the level has three telescoping legs. The levelling means 11 may further comprise a graduated scale.

The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present application, it is to be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and specific meanings of the above terms may be understood by those skilled in the art according to specific situations.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. The utility model provides a tower crane straightness detection device that hangs down which characterized in that includes:

the first scale of the measuring mechanism is used for being connected to a position away from a preset position of the tower crane by a preset distance;

the leveling mechanism is used for emitting horizontal laser, and the laser is aligned to measure after the preset position and the distance of the preset position, the leveling mechanism is connected with the second scale of the measuring mechanism, so that the distance and the measuring distance are preset according to the absolute value of the difference value of the second scale and the first scale, and the verticality of the tower crane is detected by adopting the trigonometric cosine law.

2. The tower crane perpendicularity detecting device of claim 1,

the measuring mechanism is a rope body.

3. The tower crane perpendicularity detecting device of claim 1,

the leveling mechanism includes a level.

4. The tower crane perpendicularity detecting device according to claim 3,

and the telescope of the level is connected with the second scale of the measuring mechanism.

5. The tower crane perpendicularity detecting device of claim 4,

the telescope includes barrel, objective, eyepiece, focusing lens, cross wire reticle, objective installs in the barrel, the eyepiece is installed in the barrel, focusing lens is the edge install with the axial motion of barrel objective with between the eyepiece, the cross wire reticle is installed focusing lens with between the eyepiece.

6. The tower crane perpendicularity detecting device according to claim 5,

the barrel includes first section of thick bamboo section, second section of thick bamboo section and the third section of thick bamboo section of arranging along self axial, objective with focusing lens all installs in the first section of thick bamboo section, the cross silk graticule is installed in the second section of thick bamboo section, the eyepiece is installed in the third section of thick bamboo section.

7. The tower crane perpendicularity detecting device of claim 6,

the first cylinder section is provided with an installation cylinder, and the focusing lens is installed in the installation cylinder.

8. The tower crane perpendicularity detecting device of claim 6,

the second cylinder section is inserted into the first cylinder section and connected with the first cylinder section.

9. The tower crane perpendicularity detecting device of claim 6,

the third cylinder section is inserted into the second cylinder section and connected with the second cylinder section.

10. The tower crane perpendicularity detecting device of claim 6,

the third cylinder section is provided with a clamping sleeve, and the clamping sleeve is sleeved outside the second cylinder section.