CN220684501U - Conversion base of tower crane - Google Patents
Conversion base of tower crane Download PDFInfo
- Publication number
- CN220684501U CN220684501U CN202321766300.1U CN202321766300U CN220684501U CN 220684501 U CN220684501 U CN 220684501U CN 202321766300 U CN202321766300 U CN 202321766300U CN 220684501 U CN220684501 U CN 220684501U
- Authority
- CN
- China
- Prior art keywords
- bottom plate
- center
- tower crane
- base
- arm unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 13
- 239000004567 concrete Substances 0.000 claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims description 16
- 239000010959 steel Substances 0.000 claims description 16
- 238000009434 installation Methods 0.000 abstract description 13
- 239000002184 metal Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The tower crane conversion base comprises a support arm unit and a center seat, wherein the lower side of the center seat is used for being connected with a concrete foundation, the support arm unit is at least provided with three support arms, each support arm unit comprises a support rod, a first bottom plate is installed at one end lower side of each support rod, the other end of each support rod is provided with a connecting hole, each support rod is connected with the center seat in a detachable mode through the corresponding connecting hole, a second bottom plate is installed on each support rod, a plurality of first mounting holes used for being connected with the concrete foundation are formed in the first bottom plate, and a plurality of second mounting holes used for being connected with the tower crane are formed in the second bottom plate. The support arm unit and the center seat of the base are detachably connected, the transfer and the installation are convenient, the support arm unit and the center seat are all connected with the concrete foundation, and the base is good in stability.
Description
Technical Field
The utility model relates to the technical field of tower crane installation, in particular to a conversion base of a tower crane.
Background
The tower crane is a common hoisting device in a construction site, and when the tower crane is installed, a first section of the tower crane is usually installed, connected and fixed with foundation bolts on a precast concrete foundation. For a tower crane needing to lift large materials, a base is required to be installed on a concrete foundation, and the lower part of a first section of the tower crane is connected with the concrete foundation through the base so as to increase the stability of the tower crane. At present, a welded crisscross metal structure is generally adopted for the base, and the base needs to be integrally lifted during transportation and installation due to the large structure, so that the base is very inconvenient to use.
Disclosure of Invention
The utility model aims to solve the technical problems that: the problem that exists among the above-mentioned background art is solved, provides a tower crane conversion base, and the support arm unit and the centre seat detachable of this base are connected, transport, simple to operate, and support arm unit and centre seat all are connected with the basic installation of coagulation, and base stability is good, has solved present base and has required whole handling when transporting, installing, inconvenient problem of use.
In order to achieve the technical characteristics, the aim of the utility model is realized in the following way: the utility model provides a tower crane conversion base, includes support arm unit and center seat, the downside of center seat is used for being connected with concrete foundation, and support arm unit is equipped with three at least, and support arm unit includes the bracing piece, and first bottom plate is installed to the one end downside of bracing piece, and the other end is equipped with the connecting hole, and the bracing piece passes through the connecting hole to be connected with center seat detachable, installs the second bottom plate on the bracing piece, be equipped with a plurality of first mounting holes that are used for being connected with concrete foundation on the first bottom plate, be equipped with a plurality of second mounting holes that are used for being connected with the tower crane on the second bottom plate.
The supporting rod consists of two section steel, one end of the two section steel hinged with the center seat is fixedly provided with a rotating block, and the rotating block is provided with the connecting hole.
The section steel is channel steel or I-steel.
The center base comprises a center bottom plate and a center top plate, the center bottom plate and the center top plate are fixedly connected through connecting pieces, through holes corresponding to the connecting holes are formed in the center bottom plate and the center top plate, a plurality of third mounting holes used for being connected with a concrete foundation are formed in the center bottom plate, and a pin shaft penetrates through the through holes and the connecting holes to enable the supporting rod to be in pivot connection with the center base.
The second bottom plate can move the adjusting position on the supporting rod.
Two limiting seats are fixedly mounted on the second bottom plate, a sliding groove is formed between the two limiting seats, the second bottom plate is slidably clamped on the lower side of the supporting rod through the sliding groove, and the height of each limiting seat is smaller than the thickness of the supporting rod.
The utility model has the following beneficial effects:
1. the support arm unit and the center seat of base are detachably connected, transfer, simple to operate are equipped with a plurality of first mounting holes that are used for being connected with concrete foundation on the first bottom plate, are equipped with a plurality of second mounting holes that are used for being connected with tower crane on the second bottom plate, and support arm unit and center seat all are connected with concrete foundation installation, and base stability is good.
2. In order to adapt to the tower cranes of different models, the second bottom plate can move on the supporting rods to adjust the position, and the position of the second bottom plate is adjusted to be matched with the tower crane.
Drawings
Fig. 1 is a schematic top view of the present utility model.
Fig. 2 is a schematic perspective view of the present utility model.
Fig. 3 is a schematic perspective view of a center seat according to the present utility model.
Fig. 4 is a schematic perspective view of the arm unit of the present utility model.
Fig. 5 is a schematic perspective view of a sliding seat according to the present utility model.
In the figure: the support arm unit 1, the support rod 11, the first bottom plate 12, the first mounting hole 13, the rotating block 14, the connecting hole 15, the second bottom plate 3, the second mounting hole 31, the limit seat 32, the chute 33, the center seat 4, the center bottom plate 41, the center top plate 42, the connecting piece 43, the third mounting hole 44, the through hole 45, the pin shaft 46 and the tower crane bottom plate 5.
Detailed Description
Embodiments of the present utility model will be further described with reference to the accompanying drawings.
Referring to fig. 1-5, the tower crane conversion base comprises a support arm unit 1 and a center seat 4, wherein the lower side of the center seat 4 is used for being connected with a concrete foundation, the support arm unit 1 is at least provided with three support arm units, the support arm unit 1 comprises a support rod 11, a first bottom plate 12 is installed at the lower side of one end of the support rod 11, a connecting hole 15 is formed in the other end of the support rod, the support rod 11 is detachably connected with the center seat 4 through the connecting hole 15, a second bottom plate 3 is installed on the support rod 11, a plurality of first mounting holes 13 used for being connected with the concrete foundation are formed in the first bottom plate 12, and a plurality of second mounting holes 31 used for being connected with the tower crane are formed in the second bottom plate 3. The support arm unit 1 and the center seat 4 of the base are detachably connected, the transfer and the installation are convenient, the support arm unit 1 and the center seat 2 are connected with the concrete foundation in an installation manner, and the base is good in stability.
The number of arm units may be set as desired, preferably, with reference to fig. 1 and 2, the arm units are provided with four.
Referring to fig. 1, the second base plate 3 is welded to the support bar 11 of the arm unit 1, and preferably, the second base plate 3 is welded to the upper side of the support bar 11.
Referring to fig. 4, the supporting rod 11 is composed of two section steel, one end of the two section steel hinged with the center seat 4 is fixedly provided with a rotating block 14, and the rotating block 14 is provided with the connecting hole 15.
Specifically, the section steel is channel steel or I-steel.
Referring to fig. 3, the center base 4 includes a center bottom plate 41 and a center top plate 42, the center bottom plate 41 and the center top plate 42 are fixedly connected through a connecting piece 43, through holes 45 corresponding to the connecting holes 15 are formed in the center bottom plate 41 and the center top plate 42, a plurality of third mounting holes 44 for connecting with the concrete foundation are formed in the center bottom plate 41, and a pin 46 penetrates through the through holes 45 and the connecting holes 15 to enable the supporting rod 11 to be pivotally connected with the center base 4. Specifically, the connecting piece 43 may be a metal column or a metal plate, and the central bottom plate 41 and the central top plate 42 are connected and fixed by welding, and the diameter of the central bottom plate 41 is larger than that of the central top plate 42, so that the third mounting hole 44 is convenient for mounting with the foundation bolt of the concrete foundation. The pin 46 passes through the through hole 45 and the connecting hole 15 to enable the supporting rod 11 to be in pivot connection with the center seat 4, and the installation is convenient. To ensure stability of the pin 46, the pin 46 may be a pin having a shoulder at one end and a nut screwed on the other end.
In order to adapt to different types of tower cranes, the second bottom plate 3 can move on the supporting rods 11 to adjust the position, and the position of the second bottom plate 3 is matched with the position of the tower crane.
Specifically, referring to fig. 2 and 5, two limiting seats 32 are fixedly installed on the second bottom plate 3, a sliding groove 33 is formed between the two limiting seats 32, the second bottom plate 3 is slidably clamped on the lower side of the supporting rod 11 through the sliding groove 33, and the height of the limiting seats 32 is smaller than the thickness of the supporting rod 11. During installation, the second bottom plate 3 is firstly installed on the lower side of the supporting rod 11, then the first section of the tower crane is hoisted on the upper side of the supporting rod 11, the positions of the tower crane bottom plate 5 and the second bottom plate 3 correspond to each other, the second bottom plate 3 is connected with the tower crane bottom plate 5 through bolts, and when the bolts are screwed down, the tower crane base 5 and the second bottom plate 3 clamp the supporting rod 11 to be limited and fixed.
The adjustable structure of the second bottom plate 3 may also adopt other structures besides the above structure, for example, a slider matched with two section steels is provided on the upper side of the second bottom plate 3, and the second bottom plate 3 is slidably mounted on the lower side of the supporting rod 11 through the slider.
The working principle of the utility model is as follows:
when the support is used, the four support arm units 1 and the center seat 4 are hoisted to the installation site respectively, the four support arm units 1 are connected with the center seat 4 in an installation mode respectively, and then the combined base is connected with foundation bolts on a concrete foundation in an installation mode through the first bottom plate 12 and the center seat 4. If the second bottom plate 3 adopts an adjustable structure, when the base is installed, the second bottom plate 3 needs to be placed on the lower side of the supporting rod 11, bolts (penetrating from bottom to top) penetrate into the second installation holes 31 of the second bottom plate 3 in advance, then the first section of the tower crane is hoisted on the upper side of the supporting rod 11, and the positions of the tower crane bottom plate 5 and the second bottom plate 3 correspond to each other, so that the second bottom plate 3 and the tower crane bottom plate 5 can be connected through bolts.
Claims (6)
1. The utility model provides a tower crane conversion base, its characterized in that, including support arm unit (1) and center seat (4), the downside of center seat (4) is used for being connected with concrete foundation, and support arm unit (1) are equipped with three at least, and support arm unit (1) include bracing piece (11), and first bottom plate (12) are installed to the one end downside of bracing piece (11), and the other end is equipped with connecting hole (15), and bracing piece (11) are connected with center seat (4) detachable through connecting hole (15), install second bottom plate (3) on bracing piece (11), be equipped with a plurality of first mounting holes (13) that are used for being connected with concrete foundation on first bottom plate (12), be equipped with a plurality of second mounting holes (31) that are used for being connected with the tower crane on second bottom plate (3).
2. The tower crane conversion base of claim 1, wherein: the supporting rod (11) is composed of two section steel, one end of each section steel hinged with the center seat (4) is fixedly provided with a rotating block (14), and the rotating block (14) is provided with the connecting hole (15).
3. The tower crane conversion base of claim 2, wherein: the section steel is channel steel or I-steel.
4. The tower crane conversion base of claim 1, wherein: the center seat (4) comprises a center bottom plate (41) and a center top plate (42), the center bottom plate (41) and the center top plate (42) are fixedly connected through a connecting piece (43), through holes (45) corresponding to the connecting holes (15) are formed in the center bottom plate (41) and the center top plate (42), a plurality of third mounting holes (44) used for being connected with a concrete foundation are formed in the center bottom plate (41), and a pin shaft (46) penetrates through the through holes (45) and the connecting holes (15) to enable the supporting rod (11) to be in pivot connection with the center seat (4).
5. The tower crane conversion base of claim 1, wherein: the second base plate (3) can move an adjusting position on the supporting rod (11).
6. The tower crane conversion base of claim 5, wherein: two limit seats (32) are fixedly mounted on the second bottom plate (3), a sliding groove (33) is formed between the two limit seats (32), the second bottom plate (3) is clamped on the lower side of the supporting rod (11) in a sliding mode through the sliding groove (33), and the height of the limit seats (32) is smaller than the thickness of the supporting rod (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321766300.1U CN220684501U (en) | 2023-07-06 | 2023-07-06 | Conversion base of tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321766300.1U CN220684501U (en) | 2023-07-06 | 2023-07-06 | Conversion base of tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220684501U true CN220684501U (en) | 2024-03-29 |
Family
ID=90411581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321766300.1U Active CN220684501U (en) | 2023-07-06 | 2023-07-06 | Conversion base of tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220684501U (en) |
-
2023
- 2023-07-06 CN CN202321766300.1U patent/CN220684501U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |