CN207331732U - A kind of roofing tower crane shaped steel foundation beam - Google Patents
A kind of roofing tower crane shaped steel foundation beam Download PDFInfo
- Publication number
- CN207331732U CN207331732U CN201720931537.9U CN201720931537U CN207331732U CN 207331732 U CN207331732 U CN 207331732U CN 201720931537 U CN201720931537 U CN 201720931537U CN 207331732 U CN207331732 U CN 207331732U
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- CN
- China
- Prior art keywords
- steel
- tower crane
- shaped steel
- horizontal section
- roofing
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of roofing tower crane shaped steel foundation beam.The utility model includes vertical shaped steel and is respectively perpendicular the horizontal section steel being welded at left and right sides of vertical shaped steel, the left side horizontal section steel and right side horizontal section steel are on same straight line, cross girder steel is formed, which is connected by connecting plate with roof structure beam；Base plate is equipped with the vertical shaped steel and horizontal section steel equidistant with cross girder steel center, standard section of tower crane is fixed with the base plate.The utility model is simple in structure, easy to operate, it is not necessary to which reserved tower crane hole, avoids envelope hole operation, does not influence the construction of secondary structure, electromechanical unit and decorator, reduces labour cost, saves the duration；Reduce attached wall and standard knot, construction more simple and effective.
Description
Technical field
It the utility model is related to a kind of roofing tower crane shaped steel foundation beam.
Background technology
With developing rapidly for city size, big scale of construction Commercial Complex is more and more in city, and the long cycle also leads
Cause intersection continuous productive process more and more frequent.Early period is the transhipment for meeting material, and tower crane is located inside configuration, main structure construction more
During, it can all reserve substantial amounts of structural openings.In order to meet that the intersection of secondary structure, electromechanical unit and decorator is applied
How work, increase the main problem that derrick crane also needs to solve into each project on the basis of closing tower crane hole.
The content of the invention
The purpose of this utility model is to provide a kind of roofing tower crane shaped steel foundation beam, closing tower crane structure reserved opening and
In the case of the limitation of roofing bearing capacity, to meet the same of the execution conditions of secondary structure, electromechanical unit and decorator
When, the turnover of material is not influenced.
To achieve the above object, the utility model provides a kind of roofing tower crane shaped steel foundation beam, including vertical shaped steel and point
The horizontal section steel not being vertically welded at left and right sides of vertical shaped steel, the left side horizontal section steel and right side horizontal section steel are in same
On straight line, cross girder steel is formed, which is connected by connecting plate with roof structure beam；With in cross girder steel
The heart equidistant vertical shaped steel and horizontal section steel are equipped with base plate, and standard section of tower crane is fixed with the base plate.
Vertical shaped steel, left side horizontal section steel and the right side horizontal type are two and are arranged in parallel.
The beneficial effects of the utility model are：1st, it is simple in structure, because this technology Shaped Steel foundation beam is located at roofing, it is not necessary to
Tower crane hole is reserved in lower section, avoids envelope hole operation, does not influence the construction of secondary structure, electromechanical unit and decorator,
It is easy to operate, labour cost is reduced, saves the duration；
2nd, the tower crane installed using this technology compares more common tower crane, has lacked bottom plate to the height of roofing, therefore reduce
Attached wall and standard knot, construction more simple and effective；
3rd, tower crane is substituted for steel construction from reinforced concrete structure, both having reduced tower crane will to foundation bearing capacity
Ask, and saved cost, shortened the duration, and tower crane remove after repeat and utilize, therefore for big scale of construction Commercial Complex and
Native condition condition is unfavorable for for the engineering of tower crane construction, the new direction that this technology will develop as future architecture.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
In figure：The vertical shaped steel of 1-, 2- horizontal section steels, 3- connecting plates, 4- base plates, 5- standard section of tower crane.
Embodiment
The utility model and its embodiment are described in further detail below in conjunction with the accompanying drawings.
Referring to Fig. 1, the utility model includes vertical shaped steel 1 and is respectively perpendicular the water for being welded on the vertical left and right sides of shaped steel 1
Flat pattern steel 2, left side horizontal section steel and right side horizontal section steel form cross girder steel on same straight line, the vertical shaped steel 1,
Left side horizontal section steel and right side horizontal type are two and are arranged in parallel, which passes through connecting plate 3 and roof structure
Beam connects.Base plate 4 is equipped with the vertical shaped steel 1 and horizontal section steel 2 equidistant with cross girder steel center, on the base plate 4
It is fixed with standard section of tower crane 5.
To meet the execution conditions of secondary structure, electromechanical unit and decorator, while the turnover of material is not influenced,
, it is necessary to add derrick crane in roofing in the case of closing tower crane structure reserved opening.Due to being subject to roofing bearing capacity
Limitation, therefore use shaped steel basis to substitute reinforced concrete foundation.The utility model is suitable for big scale of construction Commercial Complex, native condition bar
Part is unfavorable for tower crane construction, and tower crane can only be placed on the project on roofing.
The construction installation method of the utility model is as follows：
1st, roofing is cleared up：, need to be clean by structural beams removing surface before tower crane construction is carried out, need to polish at out-of-flatness
It is smooth, it is ensured that together with tower crane is fitted closely with structural beams.
2nd, basis arrangement：By the use of two of roofing tower crane position in decussate texture beam as the basis of tower crane,
Structural beams top place Q345B H300*200*8*12 horizontal section steels and with 6m long Two bors d's oeuveres Q345BH300*200*8*12 shaped steel,
Two bors d's oeuveres section steel beam is installed in cross, using the high-strength bolt+L20*200 angle steel perforation connecting plate of diameter 32, by the shaped steel
Foundation beam is tied up on structural beams top.
3rd, welding for steel structure：According to the size of standard section of tower crane, determine that standard knot is placed in the position on section steel beam top,
The girder steel upper weld 20mm thickness steel plates of standard knot suspension column position, then by standard knot welding on the base mounting plate；Ensure Two bors d's oeuveres type
Girder steel connection integrity, it is ensured that section steel beam, steel plate, standard knot lattice column foundation location accurately weld afterwards.
4th, high-strength bolt is installed：Connected between shaped steel foundation beam and structural beams using high-strength bolt, the installation of high-strength bolt
An important factor for quality is control stability of foundation.High-strength bolt should since buying start strict control of quality, it is necessary to concentrate adopt
Qualified products are purchased, forbid to process privately.Safeguard measure should be taken during installation, nut uses torque spanner when installing, it is ensured that installation
It is required that.
5th, lightning protection：Lightning protection provides specification construction according to producer.And make following provisions：
1) tower crown end should fill lightning rod, and connection place should remove coating.
2) cable of Protection grounding can be connected with the bolt of any main chord and remove bolt and nut and
Coating on casing.
3) chassis being connected with ground rivet clasp must not be used as the earthing pole of lightning protection device, it is necessary to separately be set outside foundation for tower crane
One grounding-for-lightning device.
4) earthing or grounding means should be installed by special messenger, because the difference between ground resistance rate apparent time with local condition has very big change
High-accuracy instrument is wanted when changing, and measuring resistance.
5) resistance of Protection grounding is no more than 4 ohm.
6) lightning protection is connected to the lightning arrester top on parapet of roofing top.
6th, foundation drainage and antirust treatment：Tower crane sets corresponding drainage measure, it is ensured that roofing is complete without ponding, steel member
Portion passes through antirust treatment.
The utility model is simple in structure, easy to operate, because this technology Shaped Steel foundation beam is located at roofing, it is not necessary in lower section
Reserved tower crane hole, avoids envelope hole operation, does not influence the construction of secondary structure, electromechanical unit and decorator, reduces people
Expenses of labour, saves the duration；The tower crane installed using this technology compares more common tower crane, has lacked bottom plate to the height of roofing, therefore subtract
Attached wall and standard knot, construction more simple and effective are lacked；Tower crane is substituted for steel construction from reinforced concrete structure, was both dropped
Low tower crane has saved cost, has shortened the duration to ground requirement for bearing capacity, and tower crane remove after repeat and utilize, therefore
For big scale of construction Commercial Complex and native condition condition are unfavorable for the engineering of tower crane construction, this technology will build as future
Build the new direction of development.
The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is directly or indirectly used in
Other relevant technical fields, are equally included in the patent within the scope of the utility model.
Claims (2)
1. a kind of roofing tower crane shaped steel foundation beam, it is characterised in that including vertical shaped steel and be respectively perpendicular and be welded on vertical shaped steel
The horizontal section steel of the left and right sides, the left side horizontal section steel and right side horizontal section steel form cross-shaped steel on same straight line
Beam, the cross girder steel are connected by connecting plate with roof structure beam；In the vertical shaped steel equidistant with cross girder steel center and
Horizontal section steel is equipped with base plate, and standard section of tower crane is fixed with the base plate.
2. roofing tower crane shaped steel foundation beam according to claim 1, it is characterised in that the vertical shaped steel, left side are horizontal
Shaped steel and right side horizontal type are two and are arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720931537.9U CN207331732U (en) | 2017-07-28 | 2017-07-28 | A kind of roofing tower crane shaped steel foundation beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720931537.9U CN207331732U (en) | 2017-07-28 | 2017-07-28 | A kind of roofing tower crane shaped steel foundation beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207331732U true CN207331732U (en) | 2018-05-08 |
Family
ID=62376978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720931537.9U Expired - Fee Related CN207331732U (en) | 2017-07-28 | 2017-07-28 | A kind of roofing tower crane shaped steel foundation beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207331732U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107574833A (en) * | 2017-07-28 | 2018-01-12 | 中国建筑第二工程局有限公司 | A kind of roofing tower crane shaped steel foundation beam and construction method |
-
2017
- 2017-07-28 CN CN201720931537.9U patent/CN207331732U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107574833A (en) * | 2017-07-28 | 2018-01-12 | 中国建筑第二工程局有限公司 | A kind of roofing tower crane shaped steel foundation beam and construction method |
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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: 20180508 Termination date: 20190728 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |