CN204343320U - A kind of formula of directly tearing open connecting device of steel platform tower crane foundation lattice column - Google Patents
A kind of formula of directly tearing open connecting device of steel platform tower crane foundation lattice column Download PDFInfo
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- CN204343320U CN204343320U CN201420678744.4U CN201420678744U CN204343320U CN 204343320 U CN204343320 U CN 204343320U CN 201420678744 U CN201420678744 U CN 201420678744U CN 204343320 U CN204343320 U CN 204343320U
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Abstract
The utility model relates to a kind of formula of directly tearing open connecting device of steel platform tower crane foundation lattice column, on, lower lattice column end is respectively provided with one and directly tears formula connecting device open, directly tear formula connecting device open upper lattice column and lower lattice column are fixed, directly tear formula connecting device open and comprise end plate, force transmitting board and shear resisting board, end plate is arranged on accordingly, lower lattice column end face, the rectangular flange and surrounding stretches out, the outward extending part of end plate has connecting hole, the surrounding of upper lattice column lower end and end, lower lattice column upper end is provided with force transmitting board, force transmitting board is vertically arranged on end plate rectangular flange, vertical shear resisting board is provided with between the upper lattice column of force transmitting board and with it correspondence or lower lattice column, force transmitting board two sides respectively connects one piece of shear resisting board, shear resisting board is fixedly connected with corresponding upper lattice column or lower lattice column.The utility model is remaining the advantage of steel platform tower crane foundation, and what improve steel platform reuses number of times, guarantees welding quality everywhere, and its reasonable stress is clear and definite.
Description
Technical field
The utility model belongs to building tower crane technical field, particularly relates to a kind of formula of directly tearing open connecting device of steel platform tower crane foundation lattice column.
Background technology
In order to solve constructional materials in building operations, component and fitting, the vertical transport of construction equipment and horizontal transport problem, pillar crane (abbreviation tower crane) is widely used in during modern industry and civilian construction construct, the installation site of tower crane is dropped in foundation ditch planar range usually, the tower crane that engineering staff is proposed a kind of steel latticework pillar solves the problem that tower crane falls within installation inconvenience in foundation ditch, simultaneously in order to solve the connection between steel lattice column and body of tower hoist, previous general employing cast-in-situ steel reinforced concrete cushion cap, steel lattice column is directly anchored in reinforced concrete pile cap, i.e. " bored pile+lattice column+reinforced concrete pile cap+tower crane " pattern.But, in view of cast-in-situ steel reinforced concrete cushion cap volume size is large, concrete amount is high, quantity of reinforcement is large, waste is serious and the shortcoming such as can not to reuse, a kind of novel cushion cap device arises at the historic moment, it adopts the section steel platform linkage of shaped steel cross weld, i.e. " bored pile+lattice column+steel platform+tower crane " pattern, be provided with based on four bored piles, a lattice column is provided with in every pile, bridging is provided with between lattice column, steel platform welding is at four lattice column tops, and tower crane is placed on steel platform.Its efficiency of construction is high, the cycle is short, basic stress is clear and definite, safe and reliable, it is convenient to remove, and can reuse, remarkable in economical benefits.But there is following defect in prior art:
1, its lattice capital establishes steel plate to be connected with steel platform, generally adopts welding, and must on-the-spotly weld in the overhead position, difficult quality guarantee, and exactly this overhead welding weld seam is the important channel that load transmits;
2, after each tower crane is used to complete, the mode that lattice column or steel platform are directly cut in normal employing removes steel platform, steel mesa base often can leave part lattice column, but the lattice column specification that disparity items is used is usually also inconsistent, the construction location of lattice column is also inaccurate simultaneously, when causing section steel platform to be diverted to disparity items, can not directly with on-the-spot lattice column assembly welding, and need the stiffener thoroughly removing lattice column and the junction that steel platform is left over, again welding node plate again, not only bother, and steel platform can be destroyed, after repeating 2 ~ 3 times and using, be difficult to continue to splice and combine reuse, its repeat usage is unsatisfactory.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of formula of directly tearing open connecting device of steel platform tower crane foundation lattice column, elongated lattice column is divided into upper and lower two sections of lattice columns, is fixed between upper and lower two sections of lattice columns by connecting device.This device remains the advantage of steel platform tower crane foundation, and what improve steel platform reuses number of times, guarantees welding quality everywhere, and its reasonable stress is clear and definite.
Technical problem to be solved in the utility model is to provide a kind of formula of directly tearing open connecting device of steel platform tower crane foundation lattice column, described formula connecting device of directly tearing open is arranged on and is divided into two sections upper, between lower lattice column lattice column, the end of described upper lattice column lower end and lower lattice column upper end is respectively provided with one and directly tears formula connecting device open, directly tear formula connecting device open for two to present, lower symmetrical installation, directly tear formula connecting device open upper lattice column and lower lattice column are fixed for described two, described formula connecting device of directly tearing open comprises end plate, force transmitting board and shear resisting board, described end plate is arranged on corresponding upper lattice column or lower lattice column end face, the rectangular flange and surrounding stretches out, the outward extending part of described end plate has connecting hole, the surrounding of described upper lattice column lower end and end, lower lattice column upper end is provided with force transmitting board, described force transmitting board is vertically arranged on end plate rectangular flange, and it is parallel with corresponding upper lattice column or lower lattice column, vertical shear resisting board is provided with between the upper lattice column of described force transmitting board and with it correspondence or lower lattice column, described force transmitting board two sides respectively connects one piece of shear resisting board, described shear resisting board is fixedly connected with corresponding upper lattice column or lower lattice column.
Formula of directly tearing open the connecting device of described upper lattice column lower end and end, lower lattice column upper end is bolted.
Described end plate is fixed on upper lattice column and lower lattice column by welding manner.
Described force transmitting board is by the welding manner end plate connection corresponding with it.
Described shear resisting board is connected by force transmitting board, upper lattice column or the lower lattice column that welding manner is corresponding with it.
Described upper lattice column and lower lattice column cross section are in square, and described end plate and upper lattice column and lower lattice column match in square.
Beneficial effect
The utility model has the advantage of, solve original steel platform tower crane foundation repeat usage low, welding quality is difficult to the shortcoming ensured, provide a kind of improve steel platform reuse number of times, guarantee the connecting device of welding quality everywhere.This device remains the advantage of steel platform tower crane foundation, and what improve steel platform reuses number of times, guarantees welding quality everywhere, and its reasonable stress is clear and definite.
Accompanying drawing explanation
Fig. 1 be the upper and lower lattice column of the utility model directly the formula of tearing open to plug into position syndeton schematic diagram.
Fig. 2 is lattice column on the utility model, lower lattice column end construction schematic diagram.
Fig. 3 is lattice column on the utility model, lower lattice column end face structure schematic diagram.
Fig. 4 is the AA place generalized section of the utility model Fig. 3.
Fig. 5 is lattice column on the utility model, lower lattice column end sides structural representation
Fig. 6 is the structural representation of the utility model end plate.
Fig. 7 is the structural representation of the utility model force transmitting board.
Fig. 8 is lattice column structural representation on the utility model.
Fig. 9 is lattice column structural representation under the utility model.
Figure 10 is the utility model practical application overall structure schematic diagram.
Detailed description of the invention
Below in conjunction with specific embodiment, set forth the utility model further.Should be understood that these embodiments are only not used in restriction scope of the present utility model for illustration of the utility model.In addition should be understood that those skilled in the art can make various changes or modifications the utility model, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the utility model instruction.
As shown in Fig. 1 to 7, a kind of formula of directly tearing open connecting device of steel platform tower crane foundation lattice column, described formula connecting device 1 of directly tearing open is arranged on and is divided into two sections upper, lower lattice column 2, between 3 lattice columns, the end of described upper lattice column 2 lower end and lower lattice column 3 upper end is respectively provided with one and directly tears formula connecting device 1 open, directly tear formula connecting device 1 open for two to present, lower symmetrical installation, directly tear formula connecting device 1 open upper lattice column 2 and lower lattice column 3 are fixed for described two, described formula connecting device 1 of directly tearing open comprises end plate 5, force transmitting board 6 and shear resisting board 7, described end plate 5 is arranged on corresponding upper lattice column 2 or lower lattice column 3 end face, the rectangular flange and surrounding stretches out, the outward extending part of described end plate 5 has connecting hole 8, the surrounding of described upper lattice column 2 lower end and end, lower lattice column 3 upper end is provided with force transmitting board 6, described force transmitting board 6 is vertically arranged on end plate 5 rectangular flange, and it is parallel with corresponding upper lattice column 2 or lower lattice column 3, vertical shear resisting board 7 is provided with between the upper lattice column 2 of described force transmitting board 6 and with it correspondence or lower lattice column 3, described force transmitting board 6 two sides respectively connects one piece of shear resisting board 7, described shear resisting board 7 is fixedly connected with corresponding upper lattice column 2 or lower lattice column 3.
Formula of directly tearing open the connecting device 1 of described upper lattice column 2 lower end and end, lower lattice column 3 upper end is fixed by bolt 4.
Described end plate 5 is fixed on upper lattice column 2 and lower lattice column 3 by welding manner.
Described force transmitting board 6 is connected by the end plate 5 that welding manner is corresponding with it.
Described shear resisting board 7 is connected by force transmitting board 6, upper lattice column 2 or the lower lattice column 3 that welding manner is corresponding with it.
Described upper lattice column 2 and lower lattice column 3 cross section are in square, and described end plate 5 and upper lattice column 2 and lower lattice column 3 match in square.
Described end plate 5 Q235 material is made, length of side 700mm × 700mm, thickness 20mm, and connecting hole 8 diameter is 32mm.
Described force transmitting board 6 Q235 material is made, and shape is trapezoidal, long limit 100mm, minor face 50mm, high 200mm, thickness 20mm, and connecting hole 8 diameter is 32mm.
Described shear resisting board 7 is made by steel plate, length of side 150mm × 40mm, thickness 20mm.
In actual use, as shown in Figure 8, being carried out reequiping by the steel platform 9 cut down in engineering in the past also can by Fig. 8 brand-new, position leveling of being plugged into by lattice column 2 on every root, and installs and directly tear formula connecting device 1 open.
As shown in Figure 9, first on smooth ground by force transmitting board 6 welded and installed in end plate 5 side periphery, again the lower lattice column 3 of its welded and installed after leveling to be plugged into position, lower lattice column 3 inserts in the bored pile 10 under it and is not less than 3m, with crane steel platform 9 entirety on top shown in Fig. 8 sling after the shear resisting board 7 of last welded and installed force transmitting board 6 both sides and move into place, the collimation formula of tearing open is plugged into, and position 1 connecting hole 8 is rear to be fixed with bolt 4, final installation tower crane 11 also comes into operation, and sees Figure 10.
Claims (6)
1. formula of directly tearing open the connecting device of a steel platform tower crane foundation lattice column, described formula connecting device (1) of directly tearing open is arranged on and is divided into two sections upper, lower lattice column (2, 3) between lattice column, it is characterized in that, the end of described upper lattice column (2) lower end and lower lattice column (3) upper end is respectively provided with one and directly tears formula connecting device (1) open, directly tear formula connecting device (1) open for two to present, lower symmetrical installation, directly tear formula connecting device (1) open upper lattice column (2) and lower lattice column (3) are fixed for described two, described formula connecting device (1) of directly tearing open comprises end plate (5), force transmitting board (6) and shear resisting board (7), described end plate (5) is arranged on corresponding upper lattice column (2) or lower lattice column (3) end face, the rectangular flange and surrounding stretches out, described end plate (5) outward extending part has connecting hole (8), the surrounding of described upper lattice column (2) lower end and lower lattice column (3) end, upper end is provided with force transmitting board (6), described force transmitting board (6) is vertically arranged on end plate (5) rectangular flange, and it is parallel with corresponding upper lattice column (2) or lower lattice column (3), vertical shear resisting board (7) is provided with between the upper lattice column (2) of described force transmitting board (6) and with it correspondence or lower lattice column (3), described force transmitting board (6) two sides respectively connects one piece of shear resisting board (7), described shear resisting board (7) is fixedly connected with corresponding upper lattice column (2) or lower lattice column (3).
2. formula of directly tearing open the connecting device of a kind of steel platform tower crane foundation lattice column according to claim 1, it is characterized in that, formula of directly tearing open the connecting device (1) of described upper lattice column (2) lower end and lower lattice column (3) end, upper end is fixed by bolt (4).
3. formula of directly tearing open the connecting device of a kind of steel platform tower crane foundation lattice column according to claim 1, is characterized in that, described end plate (5) is fixed on upper lattice column (2) and lower lattice column (3) by welding manner.
4. formula of directly tearing open the connecting device of a kind of steel platform tower crane foundation lattice column according to claim 1, is characterized in that, described force transmitting board (6) is connected by the end plate (5) that welding manner is corresponding with it.
5. formula of directly tearing open the connecting device of a kind of steel platform tower crane foundation lattice column according to claim 1, it is characterized in that, described shear resisting board (7) is connected by force transmitting board (6), upper lattice column (2) or the lower lattice column (3) that welding manner is corresponding with it.
6. formula of directly tearing open the connecting device of a kind of steel platform tower crane foundation lattice column according to claim 1, it is characterized in that, described upper lattice column (2) and lower lattice column (3) cross section are in square, and described end plate (5) and upper lattice column (2) and lower lattice column (3) match in square.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420678744.4U CN204343320U (en) | 2014-11-14 | 2014-11-14 | A kind of formula of directly tearing open connecting device of steel platform tower crane foundation lattice column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420678744.4U CN204343320U (en) | 2014-11-14 | 2014-11-14 | A kind of formula of directly tearing open connecting device of steel platform tower crane foundation lattice column |
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| Publication Number | Publication Date |
|---|---|
| CN204343320U true CN204343320U (en) | 2015-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420678744.4U Active CN204343320U (en) | 2014-11-14 | 2014-11-14 | A kind of formula of directly tearing open connecting device of steel platform tower crane foundation lattice column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204343320U (en) |
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2014
- 2014-11-14 CN CN201420678744.4U patent/CN204343320U/en active Active
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| GR01 | Patent grant |