CN209455975U - A kind of tower crane attachment frame and tower body section connection structure - Google Patents
A kind of tower crane attachment frame and tower body section connection structure Download PDFInfo
- Publication number
- CN209455975U CN209455975U CN201822200050.0U CN201822200050U CN209455975U CN 209455975 U CN209455975 U CN 209455975U CN 201822200050 U CN201822200050 U CN 201822200050U CN 209455975 U CN209455975 U CN 209455975U
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- CN
- China
- Prior art keywords
- tower body
- attachment frame
- body section
- jacking block
- plate
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Abstract
The utility model relates to derrick crane technical field, in particular to a kind of tower crane attachment frame and tower body section connection structure, including jacking block device, link block and high-strength bolt；The attachment frame is nested in the outside of tower body section, the horizontal central line and tower body diagonal web member node for adhering to frame are located at same level, the attachment frame four corners pass through respectively to be in contact on the outside of link block and tower body section major branch, the inside on each angle top is equipped with a jacking block device, it is connected between the jacking block device and attachment frame by high-strength bolt, it is respectively placed in tower body section major branch outside and inside by the link block and jacking block device, is fastened on attachment frame on tower body section major branch.The utility model guarantees that attachment frame at tower body node, reduces tower body and bend risk, while not interfering between jacking block device and tower body nodal plate load connecting bolt, the security and reliability of tower body is ensured to the horizontal force action of tower body.
Description
Technical field
The present invention relates to derrick cranes to adhere to interconnection technique field, in particular to a kind of tower crane attachment frame and tower body section connect
Binding structure.
Background technique
In building construction process, derrick crane using indispensable, derrick crane be higher than certain height it
Just need to install attachment afterwards, the purpose of tower crane installation attachment is that tower crane and building link together, to reduce top tower body
Drift, thus the danger for preventing tower crane from bending occurring because of strong wind or overload and topples.
Currently, the derrick crane of skyscraper or super high-rise building is conventionally used in attachment installation process, for master
Limb is the tower body section on chip of angle steel, and attachment frame is mounted on top or lower part at tower body diagonal web member node mostly, this is to keep away
Exempt from tower body nodal plate load connecting bolt to interfere with attachment jacking block, but this mode causes tower body and attachment junction power transmission
Point is not in tower body node so that tower body main chord stress changes, attachment frame with it is straight at the main limb not a node of tower body
It contacts, is directly acted on by horizontal load at the main limb not a node of tower body, become the stress of the main limb of tower body by two power rod pieces
Strength co-mputation of the main limb of tower body under press-bending state is had ignored when calculating tower body intensity for Compressed Bent Bar, in strong wind or overload fortune
Tower body main limb bending is be easy to cause when row, the accidents such as collapse, and causes casualties.
Summary of the invention
For the above technical problems, the present invention provides a kind of tower crane attachment frame and tower body section connection structure, mainly
It is the tower body section on chip of angle steel for main limb, in the case where ensuring that attachment frame is mounted at tower body diagonal web member node, by changing
Become tower body section and adhere to the fixed connection structure of frame, to avoid tower body nodal plate load connecting bolt and adhere to the connection structure of frame to occur
Interference, it is ensured that attachment frame at tower body node, guarantees that the above tower body section of attachment frame and superstructure produce to the stress point of tower body section
Raw horizontal load passes to attachment frame by node, guarantees that the main limb stress of tower body does not change, ensure that tower body is strong
Degree improves tower body security reliability, reduces the generation of tower crane collapse accident.
The purpose of the present invention is achieved through the following technical solutions:
A kind of tower crane attachment frame of the present invention and tower body section connection structure, including jacking block device, link block and high-strength bolt；Institute
It states attachment frame and is nested with the horizontal central line for adhering to frame in the outside of tower body section and tower body diagonal web member node is located at same level, institute
It states attachment frame four corners and passes through link block respectively and be in contact with tower body section major branch outside, a top is equipped on the inside of each apex angle
Block assembly is respectively placed in by high-strength screw connection between the jacking block device and attachment frame by the link block and jacking block device
On the outside of tower body section major branch and inside is fastened on attachment frame on tower body section major branch.
Further, the jacking block device includes support angle steel, connecting plate, support plate and stiffening plate；The support angle steel
Interior angle side be arranged in parallel at least two support plates, two support plate ends are in contact on the inside of tower body major branch, the two of exterior angle side
A side is separately connected the connecting plate along the vertical direction, opened on connecting plate there are two with attachment frame be cooperatively connected bolt hole；
Jacking block device middle line, attachment frame middle line and tower body diagonal web member node are located at same level.
Further, at least one stiffening plate, the stiffening plate are also set up between two connecting plate and support angle steel exterior angle side
When being multiple, setting symmetrical above and below.
Further, the distance between two bolts hole being provided on the connecting plate is greater than the width of attachment frame ring beam.
Further, distance is greater than the width that bolt is installed at tower body section connecting node plate on chip between two support plate
Degree guarantees that two support plates are not interfered with tower body nodal plate load connecting bolt.
Further, the link block is wedge block.
The invention has the benefit that
1. two connecting plates are welded in respectively on two lateral surfaces of support angle steel in jacking block device of the invention, two connecting plates difference
There are two bolts hole, two bolts hole distance is greater than attachment frame ring beam width, crosses over the horizontal web member of tower body and attachment frame phase for bolt
Even, guarantee attachment frame and tower body diagonal web member knee level, adhere to the stress point of tower body section in tower body node；Two support plate welderings
Connect between support angle steel medial surface, two support plates distance between bolt at tower body section connecting node plate on chip at a distance from mutually fit
It answers, guarantees that two support plates will not be interfered with tower body nodal plate load connecting bolt；Stiffening plate is welded on the outside of support angle steel, is guaranteed
The rigidity of jacking block device.
2. attachment frame of the present invention will be trapped among the outside of tower body, the middle line for adhering to frame is concordant with tower body diagonal web member node,
Four vertex are combined on the outside of tower body major branch by wedge block, have a jacking block device to pass through attachment on the inside of each apex angle
4 high-strength bolts of frame connection are pressed to the inside of tower body major branch.It ensure that attachment frame to the horizontal force action of tower body in tower body
At node.It reduces tower body and bends risk, avoid tower body nodal plate load connecting bolt and jacking block device is interfered, improve tower body safety
Reliability.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 be Fig. 1 in A to partial enlargement structural representation；
Fig. 3 is the schematic perspective view of jacking block device in Fig. 1；
Fig. 4 is the schematic perspective view for adhering to frame in Fig. 1；
Fig. 5 is the structural schematic diagram that attachment frame is connect with jacking block device in Fig. 1；
Fig. 6 is the cross-sectional view in the face B-B in Fig. 5.
In figure: 1. support plates, 2. support angle steels, 3. connecting plates, 4. stiffening plates, 5. jacking block devices, 6. tower body sections, 7. attachments
Frame, 8. high-strength bolts, 9. link blocks, 10. ring beams.
Specific embodiment
The present invention will be described in detail with reference to the accompanying drawings and examples.
Embodiment 1, as depicted in figs. 1 and 2, a kind of tower crane attachment frame and tower body section connection structure, including jacking block device 5,
Link block 9 and high-strength bolt 8；The attachment frame 7 is nested with the horizontal central line and the oblique abdomen of tower body for adhering to frame 7 in the outside of tower body section
Bar node is located at same level, and 7 four corners of attachment frame pass through respectively to be in contact on the outside of link block 9 and tower body section major branch,
It is equipped with a jacking block device 5 on the inside of each apex angle, is connected between the jacking block device 5 and attachment frame 7 by high-strength spiral shell pressure 8,
It is respectively placed in tower body section major branch outside and inside by the link block 9 and jacking block device 5, attachment frame is made to be fastened on tower body section master
On branch.
The jacking block device 5 includes support plate 1, support angle steel 2, connecting plate 3 and stiffening plate 4；The support angle steel 2 it is interior
At least two support plates 1 are arranged in parallel in angle side, and two support plates, 1 end is in contact on the inside of tower body major branch, and two of exterior angle side
Side is separately connected the connecting plate 3 along the vertical direction, opened on connecting plate 3 there are two with attachment frame 7 be cooperatively connected bolt hole；
5 middle line of jacking block device, attachment 7 middle line of frame and tower body diagonal web member node are located at same level.
At least one stiffening plate 4 is also set up between two connecting plate 3 and exterior angle, it is right up and down when the stiffening plate 4 is multiple
Claim setting.For the rigidity for enhancing jacking block device 5, stiffening plate 4 of the invention is arranged 3, and adjacent stiffening plates 4 are spaced equal.It is described
Distance on connecting plate 3 between two bolts hole is greater than the width of the ring beam 10 on attachment frame 7, for across the horizontal web member of tower body with
Adhere to frame 7 to be connected, guarantees that attachment 7 middle line of frame and tower body diagonal web member node are in same plane.
Distance is greater than the width that bolt is installed at tower body section connecting node plate on chip between two support plate 1, guarantees two
Support plate 1 is not interfered with tower body nodal plate load connecting bolt.
The link block 9 uses wedge block, is pressed on the outside of tower body section major branch convenient for making to adhere to frame 7.
The otic placode with through-hole connected on the attachment frame 7, is used for external connection.
Specific mounting means are as follows:
The present invention attachment frame 7 is nested with adhere in the outside of tower body frame 7 four apex angles pass through respectively wedge block with
It is in contact on the outside of tower body major branch, the middle line for adhering to frame 7 and tower body diagonal web member node is made to be in same level, attachment frame 7 is each
One jacking block device 5 of apex angle disposed inboard, each jacking block device 5 are connect with attachment frame 7 by four high-strength bolts 8 respectively, are led to
The nut of high-strength bolt 8 is overregulated, jacking block device 5 and attachment frame 7 is adjusted to the compression degree of the main limb of tower body section, makes tower body section 6
It is connected and fixed with attachment frame 7.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (6)
1. a kind of tower crane attachment frame and tower body section connection structure, which is characterized in that including jacking block device, link block and high-strength spiral shell
Bolt；The attachment frame is nested with the horizontal central line for adhering to frame in the outside of tower body section and tower body diagonal web member node is located at same level
Face, the attachment frame four corners pass through respectively to be in contact on the outside of link block and tower body section major branch, is equipped on the inside of each apex angle
One jacking block device passes through the link block and jacking block device point by high-strength screw connection between the jacking block device and attachment frame
It is not placed in tower body section major branch outside and inside, is fastened on attachment frame on tower body section major branch.
2. a kind of tower crane attachment frame according to claim 1 and tower body section connection structure, which is characterized in that the jacking block dress
It sets including support angle steel, connecting plate, support plate and stiffening plate；At least two supports are arranged in parallel in the interior angle side of the support angle steel
Plate, two support plate ends are in contact on the inside of tower body major branch, and two sides of exterior angle side are separately connected described along the vertical direction
Connecting plate, opens that there are two the bolts hole being cooperatively connected with attachment frame on connecting plate；Jacking block device middle line, attachment frame middle line and tower body
Diagonal web member node is located at same level.
3. a kind of tower crane attachment frame according to claim 2 and tower body section connection structure, which is characterized in that two connection
At least one stiffening plate is also set up between plate and support angle steel exterior angle side, when the stiffening plate is multiple, setting symmetrical above and below.
4. a kind of tower crane attachment frame according to claim 2 and tower body section connection structure, which is characterized in that the connecting plate
On distance between two bolts hole being provided be greater than the width of attachment frame ring beam.
5. a kind of tower crane attachment frame according to claim 2 and tower body section connection structure, which is characterized in that two support
Distance is greater than the width that bolt is installed at tower body section connecting node plate on chip between plate, guarantees that two support plates are not filled with tower body nodal plate
Connection bolt interferes.
6. a kind of tower crane attachment frame according to claim 1 and tower body section connection structure, which is characterized in that the link block
For wedge block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822200050.0U CN209455975U (en) | 2018-12-26 | 2018-12-26 | A kind of tower crane attachment frame and tower body section connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822200050.0U CN209455975U (en) | 2018-12-26 | 2018-12-26 | A kind of tower crane attachment frame and tower body section connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209455975U true CN209455975U (en) | 2019-10-01 |
Family
ID=68042246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822200050.0U Expired - Fee Related CN209455975U (en) | 2018-12-26 | 2018-12-26 | A kind of tower crane attachment frame and tower body section connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209455975U (en) |
-
2018
- 2018-12-26 CN CN201822200050.0U patent/CN209455975U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191001 Termination date: 20201226 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |