CN214879669U - Device for simply and conveniently measuring perpendicularity of tower crane - Google Patents
Device for simply and conveniently measuring perpendicularity of tower crane Download PDFInfo
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- CN214879669U CN214879669U CN202121650952.XU CN202121650952U CN214879669U CN 214879669 U CN214879669 U CN 214879669U CN 202121650952 U CN202121650952 U CN 202121650952U CN 214879669 U CN214879669 U CN 214879669U
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- tower crane
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- leveling device
- round table
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Abstract
The utility model discloses a device for simply and conveniently measuring the verticality of a tower crane, which comprises a leveling device, wherein the leveling device is arranged at the central position of a tower frame, four same connecting rods with adjustable lengths are arranged around the leveling device, and a first bubble level gauge is arranged at the head of each connecting rod; the leveling device comprises a fixed round table, a second bubble level meter is fixed at the upper end of the fixed round table, and a red laser emitter is fixed at the lower end of the fixed round table. The utility model discloses a place tower crane center department with levelling device, fix levelling device to a section pylon through four adjustable length connecting rods, at fixed in-process, through first bubble spirit level, guarantee perpendicularly between levelling device and the pylon, through second bubble spirit level adjustment levelling device, make the levelling device level set up, open red laser emitter, through adjusting the pylon, make laser be located tower crane base face central point department, just so can accomplish the straightness adjustment that hangs down.
Description
Technical Field
The utility model relates to a building technical field especially relates to a device of simple and convenient measurement tower crane straightness that hangs down.
Background
The tower crane is the most common hoisting equipment in construction sites, also known as tower crane, and is used for hoisting construction raw materials such as reinforcing steel bars, wood ridges, concrete, steel pipes and the like for construction by virtue of section-by-section extension (height) (referred to as standard section for short). The tower crane is an indispensable device on a construction site.
Present tower cranes use 1.2m by 1.2m, 1.4m by 1.4m, 1.6m by 1.6m, 2.0m by 2.0m, 2.5m by 2.5m, 3.0m by 3.0 m. The tower body system is also called a tower crane and is the main body structure of the tower body.
The perpendicularity of the tower crane is often related to the safety of the tower crane in the construction process, and therefore a device for simply and conveniently measuring the perpendicularity of the tower crane is developed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a device for measuring the straightness that hangs down of tower crane, and the simple and convenient straightness that hangs down of tower crane who provides for measure the problem of the straightness that hangs down in the tower crane installation.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a device for simply and conveniently measuring the perpendicularity of a tower crane comprises a leveling device, wherein the leveling device is arranged at the center of a tower frame, four same connecting rods with adjustable lengths are arranged around the leveling device, and a first bubble level meter is arranged at the rod head of each connecting rod; the leveling device comprises a fixed round table, a second bubble level meter is fixed at the upper end of the fixed round table, and a red laser emitter is fixed at the lower end of the fixed round table.
In the structure, the leveling device is placed at the center of the tower crane, the leveling device is fixed to one section of the tower crane through four connecting rods with adjustable lengths, the leveling device and the tower crane are ensured to be vertical through the first bubble level meter in the fixing process, the leveling device is adjusted through the second bubble level meter to be horizontally arranged, the red laser transmitter is turned on, and laser is positioned at the center of the base surface of the tower crane through adjustment of the tower crane, so that perpendicularity adjustment can be completed.
Further optimally, in order to facilitate finding the central point of the base surface of the tower crane, bolts are embedded in the middle of the base surface of the tower crane. The bolts arranged to leak out of the base surface facilitate alignment with the laser.
Further optimally, the connecting rod is an electric push rod, and a fine adjustment device is arranged at the head of the connecting rod. Further, the four electric push rods are synchronously controlled. It is convenient to fix the levelling device to the central position of the tower. The fine adjustment device is mainly used for the tower frame with micro-deformation, and the leveling device can be fixed in the middle of the tower frame through the fine adjustment device.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a place tower crane center department with levelling device, fix levelling device to a section pylon through four adjustable length connecting rods, at fixed in-process, through first bubble spirit level, guarantee perpendicularly between levelling device and the pylon, through second bubble spirit level adjustment levelling device, make the levelling device level set up, open red laser emitter, through adjusting the pylon, make laser be located tower crane base face central point department, just so can accomplish the straightness adjustment that hangs down.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the leveling device of the present invention.
Fig. 3 is a schematic view of the fine adjustment device of the present invention.
In the figure: the device comprises a tower frame 1, a leveling device 2, a fixed circular table 21, a second bubble level meter 22, a red laser emitter 23, a connecting rod 3, an internal thread groove 31, an adjusting sleeve rod 32, a threaded rod 33 and a first bubble level meter 4.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples, which are provided for the purpose of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1-2, the device for simply and conveniently measuring the perpendicularity of the tower crane comprises a leveling device 2, wherein the leveling device 2 is arranged at the center of a tower frame 1, four same connecting rods 3 with adjustable lengths are arranged around the leveling device 2, and the rod heads of the connecting rods 3 are provided with first bubble levels 4; the leveling device 2 comprises a fixed round table 21, a second bubble level meter 22 is fixed at the upper end of the fixed round table 21, and a red laser emitter 23 is fixed at the lower end of the fixed round table 21.
In the structure, the leveling device 2 is placed at the center of the tower crane, the leveling device 2 is fixed on a section of tower frame 1 through four connecting rods 3 with adjustable length, in the fixing process, the leveling device 2 is ensured to be vertical to the tower frame 1 through the first bubble level gauge 4, the leveling device 2 is adjusted through the second bubble level gauge 22, the leveling device 2 is horizontally arranged, the red laser emitter 23 is opened, and laser is positioned at the center point of the base surface of the tower crane through adjusting the tower frame 1, so that the verticality adjustment can be completed.
Further optimally, in order to facilitate finding the central point of the base surface of the tower crane, bolts are embedded in the middle of the base surface of the tower crane. Through the arranged bolts leaking out of the base surface, the position of the laser is convenient to align.
Further optimally, the connecting rod 3 is an electric push rod, and a fine adjustment device is arranged at the head of the connecting rod 3. Further, the four electric push rods are synchronously controlled. It is convenient to fix the levelling device 2 to the tower 1 in a central position. The fine adjustment device is mainly used for the tower frame with micro deformation, and the leveling device 2 can be fixed in the middle of the tower frame 1 through the fine adjustment device.
As shown in fig. 3, the fine adjustment means is an adjustment sleeve 32 threaded on the head of the connecting rod 3. The connecting rod 3 is provided with an internal thread groove 31 at the head, and a threaded rod 33 matched with the internal thread groove is arranged in the adjusting sleeve rod 32.
The above, 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 (3)
1. The utility model provides a device of tower crane straightness that hangs down simple and convenient measurement which characterized in that: the device comprises a leveling device, wherein the leveling device is arranged at the center of a tower frame, four same connecting rods with adjustable lengths are arranged around the leveling device, and a first bubble level meter is arranged at the rod head of each connecting rod; the leveling device comprises a fixed round table, a second bubble level meter is fixed at the upper end of the fixed round table, and a red laser emitter is fixed at the lower end of the fixed round table.
2. The device for conveniently measuring the perpendicularity of the tower crane according to claim 1, wherein bolts are embedded in the middle of the foundation surface of the tower crane.
3. The device for conveniently measuring the tower crane verticality according to claim 1, wherein the connecting rod is an electric push rod, and a fine adjustment device is arranged at the head of the connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121650952.XU CN214879669U (en) | 2021-07-20 | 2021-07-20 | Device for simply and conveniently measuring perpendicularity of tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121650952.XU CN214879669U (en) | 2021-07-20 | 2021-07-20 | Device for simply and conveniently measuring perpendicularity of tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214879669U true CN214879669U (en) | 2021-11-26 |
Family
ID=78909297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121650952.XU Active CN214879669U (en) | 2021-07-20 | 2021-07-20 | Device for simply and conveniently measuring perpendicularity of tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214879669U (en) |
-
2021
- 2021-07-20 CN CN202121650952.XU patent/CN214879669U/en active Active
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