CN216640654U - Tower crane landing leg positioning device - Google Patents
Tower crane landing leg positioning device Download PDFInfo
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- CN216640654U CN216640654U CN202123072812.1U CN202123072812U CN216640654U CN 216640654 U CN216640654 U CN 216640654U CN 202123072812 U CN202123072812 U CN 202123072812U CN 216640654 U CN216640654 U CN 216640654U
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- leg
- supporting
- tower crane
- positioning
- frame body
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- 229910000831 Steel Inorganic materials 0.000 claims description 21
- 239000010959 steel Substances 0.000 claims description 21
- 238000003466 welding Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 125000004122 cyclic group Chemical group 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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Abstract
The utility model relates to a tower crane supporting leg positioning device which is characterized by comprising a supporting frame body and a plurality of supporting legs fixed at the bottom of the supporting frame body, wherein positioning plates are respectively fixed at four corners of the upper part of the supporting frame body, and positioning frames for placing and positioning tower crane supporting legs are fixed at the upper parts of the positioning plates; a plurality of mounting holes used for being connected with tower crane supporting leg bolts are formed in the positioning plate; annular connecting plates are fixed at four corners of the lower portion of the supporting frame body respectively, a plurality of through holes are formed in each annular connecting plate, and the through holes correspond to the mounting holes one by one; a hollow supporting column is arranged between the mounting hole and the through hole, and the upper end and the lower end of the hollow supporting column are respectively fixedly connected with the positioning plate and the annular connecting plate; the utility model has simple structure and good stability and reliability.
Description
Technical Field
The utility model relates to the technical field of tower crane mounting structures, in particular to a tower crane supporting leg positioning device.
Background
The tower crane is a common hoisting device in the construction of constructional engineering, and in order to ensure the operation safety of the tower crane, the tower crane must be fixed by a reliable foundation, so that the foundation of the tower crane must have sufficient compressive strength, tensile strength, anti-overturning capacity and the like. Only tower crane supporting legs often arrive at a construction site in the early stage of engineering start-up, a tower crane standard knot does not arrive at the construction site, and pre-buried supporting legs need to be poured in advance on a tower crane foundation, so that the positioning accuracy of the tower crane supporting legs is very important, and whether a tower crane can be installed in place in the later stage is directly influenced.
The existing tower crane supporting leg positioning device can refer to Chinese utility model patent document with an authorization bulletin number of CN210366740U, and discloses a tower crane supporting leg fixing device which comprises a tower crane simulation standard section and a tower crane supporting leg positioning frame, wherein the tower crane simulation standard section is an outer frame I simulating the shape and the structure of a supporting leg mounting frame of the tower crane standard section, and four upright columns are arranged at four corners of the outer frame I; a first steel pipe sleeve is arranged at four corners of the outer frame; the tower crane support leg positioning frame is an outer frame II formed by welding four upright posts and four steel beams, and the length and the width of the outer frame II are the same as those of the outer frame I; a reinforcing inclined strut is arranged in the outer frame II; the bottom of each of the two upright columns of the outer frame is welded with a base steel plate; a second steel pipe sleeve is arranged outside the four corners of the second outer frame, the bottom of the second steel pipe sleeve is fixedly connected with a base steel plate, and a through hole is formed in the position, corresponding to the pipe orifice of the second steel pipe sleeve, of the base steel plate; and the second steel pipe sleeve corresponds to the steel pipe sleeves one by one.
When the tower crane supporting leg fixing device is used for installing and positioning the tower crane supporting leg, the bolt hole in the tower crane supporting leg needs to be aligned with the installation hole in the tower crane supporting leg fixing device, and then the tower crane supporting leg and the tower crane supporting leg fixing device are fixedly connected through the bolt. And because tower crane landing leg fixing device's frame area is great, often through several girder steel welding preparation, the tower crane landing leg fixing device's that the point of application of force of tower crane landing leg just in time was in frame four corners department moreover, consequently needs tower crane landing leg fixing device to have good stable in structure.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a tower crane supporting leg positioning device which can be used for efficiently and quickly installing and positioning a tower crane supporting leg and has good stability.
The technical purpose of the utility model is realized by the following technical scheme: a tower crane supporting leg positioning device comprises a supporting frame body and a plurality of supporting legs fixed at the bottom of the supporting frame body, wherein positioning plates are respectively fixed at four corners of the upper part of the supporting frame body, and positioning frames used for placing and positioning tower crane supporting legs are fixed at the upper parts of the positioning plates; a plurality of mounting holes for connecting with tower crane supporting legs through bolts are formed in the positioning plate; annular connecting plates are fixed at four corners of the lower part of the supporting frame body respectively, a plurality of through holes are formed in each annular connecting plate, and the through holes correspond to the mounting holes one to one; and a hollow support column is arranged between the mounting hole and the through hole, and the upper end and the lower end of the hollow support column are respectively and fixedly connected with the positioning plate and the annular connecting plate.
According to the technical scheme, the four corners of the upper side and the lower side of the supporting frame body are respectively provided with the positioning plate and the annular connecting plate, and then the four corner connecting parts of the supporting frame body are reinforced through the positioning plate and the annular connecting plate; the positioning frame is arranged, so that the tower crane supporting leg is placed and positioned by the positioning frame, and the bolt holes in the tower crane supporting leg can be quickly aligned with the mounting holes; and through setting up hollow support column, not only can be connected locating plate and cyclic annular connecting plate fixedly, the structural stability of reinforcing locating plate, hollow support column can carry out isolation protection to the bolt that connects the messenger moreover, avoids the bolt to receive the destruction of external force.
Preferably, the supporting frame body comprises four channel steel beams spliced into a rectangular frame, and adjacent channel steel beams are welded and fixed with each other.
Through above-mentioned technical scheme, braced frame adopts the welding of channel steel roof beam to make and forms, easily draws materials to have good bearing capacity and structural strength.
Preferably, the supporting leg comprises a leg body, and the supporting leg comprises a leg body and a base plate fixed to the lower end of the leg body; the leg body penetrates through the annular connecting plate and is fixedly connected with the annular connecting plate; the upper ends of the leg bodies are fixedly connected with the supporting frame body.
Through above-mentioned technical scheme, the leg body of supporting leg passes annular connecting plate, and then is connected fixedly through the perisporium with the leg with annular connecting plate, and then can be inseparabler with the supporting frame with the supporting leg rather than the upper end be connected, make to have good structural strength between supporting leg and the supporting frame.
Preferably, a horizontal support rod is arranged between the adjacent leg bodies, and two ends of the horizontal support rod are respectively and fixedly connected with the leg bodies.
Through above-mentioned technical scheme, link to each other adjacent leg body through setting up horizontal support pole, and then link into a whole with each leg body, make tower crane landing leg positioner have better stability when placing the use.
Preferably, an inclined supporting rod is arranged below the supporting frame body, the inclined supporting rod is obliquely intersected with the horizontal supporting rod, and the end part of the inclined supporting rod is fixedly connected with the horizontal supporting rod and the supporting leg respectively.
Through above-mentioned technical scheme, the frame structure that diagonal brace becomes horizontal support bar and leg body forms separates into two and stabilizes the triangle-shaped structure, and then makes tower crane landing leg positioner wholly have better structural stability.
Preferably, the leg body is a hollow rectangular tube.
Through the technical scheme, the leg body is a hollow rectangular tube, so that the leg body is light in weight and has good structural strength.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.
FIG. 1 is a schematic structural diagram of a tower crane leg positioning device.
FIG. 2 is a partial view at a support leg position.
FIG. 3 is a schematic structural diagram showing the positional relationship among the support legs, the annular connecting plates, the hollow support columns and the positioning plates.
Wherein, 1, supporting the frame body; 11. a channel steel beam; 2. supporting legs; 21. a leg body; 22. a substrate; 3. positioning a plate; 31. mounting holes; 4. an annular connecting plate; 41. through the hole; 5. a positioning frame; 6. a hollow support column; 7. a horizontal support bar; 8. an oblique supporting rod.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Example (b):
a tower crane supporting leg positioning device refers to fig. 1 and 2 and comprises a supporting frame body 1 and a plurality of supporting legs 2 fixed at the bottom of the supporting frame body 1. The supporting frame body 1 comprises four groove-shaped steel beams 11 spliced into a rectangular frame, and the adjacent groove-shaped steel beams 11 are welded and fixed with each other. The upper four corners of the supporting frame body 1 are respectively fixed with a positioning plate 3, the lower four corners of the supporting frame body 1 are respectively fixed with an annular connecting plate 4, the supporting leg 2 comprises a leg body 21 and a base plate 22 fixed at the lower end of the leg body 21, and the leg body 21 is a hollow rectangular tube. The leg body 21 passes through the annular connecting plate 4 and is fixedly connected with the annular connecting plate 4; the upper ends of the leg bodies 21 are fixedly connected to the support frame 1. The supporting frame body 1 is made of channel steel beams 11 through welding, materials are easy to obtain, and the supporting frame body has good structural strength and supporting stability. The positioning plates 3 and the annular connecting plates 4 are respectively arranged at the four corners of the upper side and the lower side of the supporting frame body 1, so that the adjacent channel steel beams 11 can have better connection strength. The upper end of the leg body 21 of the supporting leg 2 is fixedly connected with the supporting frame body 1, the leg body 21 penetrates through the annular connecting plate 4, the peripheral wall of the leg body 21 is fixedly connected with the annular connecting plate 4, and therefore the leg body 21 and the supporting frame have good connecting strength.
Referring to fig. 1 and 2, a horizontal support rod 7 is disposed between adjacent leg bodies 21, and both ends of the horizontal support rod 7 are fixedly connected to the leg bodies 21, respectively. An inclined supporting rod 8 is arranged below the supporting frame body 1, the inclined supporting rod 8 is obliquely intersected with the horizontal supporting rod 7, and the end part of the inclined supporting rod 8 is fixedly connected with the horizontal supporting rod 7 and the supporting leg respectively. Connect adjacent leg body 21 fixedly through horizontal support bar 7, and then connect into a whole with each leg body 21 to cut apart the region that horizontal support bar 7 encloses through diagonal bracing piece 8, and then form stable triangle-shaped structure, thereby make tower crane landing leg positioner have better stability.
Referring to fig. 2 and 3, a positioning frame 5 for placing and positioning the tower crane support leg is fixed on the upper portion of the positioning plate 3. A plurality of mounting holes 31 for connecting with tower crane supporting legs through bolts are formed in the positioning plate 3; the annular connecting plate 4 is provided with a plurality of through holes 41, and the through holes 41 correspond to the mounting holes 31 one by one. A hollow support column 6 is arranged between the mounting hole 31 and the through hole 41, and the upper end and the lower end of the hollow support column 6 are respectively fixedly connected with the positioning plate 3 and the annular connecting plate 4. Fix locating plate 3 and cyclic annular connecting plate 4 through hollow support column 6 and be connected, and then make locating plate 3 have better stability.
When installing the tower crane landing leg, through placing the tower crane landing leg at positioning frame 5, place the location through positioning frame 5 to each tower crane landing leg to align bolt hole on the tower crane landing leg with mounting hole 31 fast, and then use the bolt to penetrate from the upper portion of mounting hole 31, wear out from the lower part of clearing hole 41, thereby with tower crane landing leg bolted connection at tower crane landing leg positioner. Moreover, the hollow support column 6 can be used for isolating and protecting the screw rod of the connecting bolt, so that the connecting bolt is prevented from being damaged by external force.
Although some specific embodiments of the present invention have been described in detail by way of illustration, it should be understood by those skilled in the art that the above illustration is only for the purpose of illustration and is not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.
Claims (6)
1. The utility model provides a tower crane landing leg positioner, includes that braced frame body (1) and a plurality of fix supporting leg (2) in braced frame body (1) bottom, its characterized in that: positioning plates (3) are respectively fixed at four corners of the upper part of the supporting frame body (1), and positioning frames (5) for placing and positioning tower crane supporting legs are fixed at the upper parts of the positioning plates (3); a plurality of mounting holes (31) for connecting with tower crane supporting legs through bolts are formed in the positioning plate (3); annular connecting plates (4) are respectively fixed at four corners of the lower part of the supporting frame body (1), a plurality of through holes (41) are formed in each annular connecting plate (4), and the through holes (41) correspond to the mounting holes (31) one by one; and a hollow support column (6) is arranged between the mounting hole (31) and the through hole (41), and the upper end and the lower end of the hollow support column (6) are respectively fixedly connected with the positioning plate (3) and the annular connecting plate (4).
2. The tower crane supporting leg positioning device according to claim 1, characterized in that: the supporting frame body (1) comprises four groove-shaped steel beams (11) which are spliced into a rectangular frame, and the adjacent groove-shaped steel beams (11) are welded and fixed with each other.
3. The tower crane supporting leg positioning device according to claim 1, characterized in that: the supporting leg (2) comprises a leg body (21), and the supporting leg (2) comprises the leg body (21) and a base plate (22) fixed to the lower end of the leg body (21); the leg body (21) penetrates through the annular connecting plate (4) and is fixedly connected with the annular connecting plate (4); the upper ends of the leg bodies (21) are fixedly connected with the supporting frame body (1).
4. The tower crane outrigger positioning device of claim 3, wherein: horizontal supporting rods (7) are arranged between the adjacent leg bodies (21), and two ends of each horizontal supporting rod (7) are fixedly connected with the leg bodies (21) respectively.
5. The tower crane supporting leg positioning device according to claim 3, wherein: the supporting frame is characterized in that an oblique supporting rod (8) is arranged below the supporting frame body (1), the oblique supporting rod (8) is obliquely crossed with the horizontal supporting rod (7), and the end part of the oblique supporting rod (8) is fixedly connected with the horizontal supporting rod (7) and the supporting leg respectively.
6. The tower crane supporting leg positioning device according to claim 3, wherein: the leg body (21) is a hollow rectangular tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123072812.1U CN216640654U (en) | 2021-12-08 | 2021-12-08 | Tower crane landing leg positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123072812.1U CN216640654U (en) | 2021-12-08 | 2021-12-08 | Tower crane landing leg positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216640654U true CN216640654U (en) | 2022-05-31 |
Family
ID=81738770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123072812.1U Expired - Fee Related CN216640654U (en) | 2021-12-08 | 2021-12-08 | Tower crane landing leg positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216640654U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115614598A (en) * | 2022-11-01 | 2023-01-17 | 北京博示电子科技有限责任公司 | Equipment and component force frame for dispersing stress surface |
-
2021
- 2021-12-08 CN CN202123072812.1U patent/CN216640654U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115614598A (en) * | 2022-11-01 | 2023-01-17 | 北京博示电子科技有限责任公司 | Equipment and component force frame for dispersing stress surface |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220531 |