CN115787646A - Temporary support construction equipment in aquatic suitable for inland river - Google Patents
Temporary support construction equipment in aquatic suitable for inland river Download PDFInfo
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- CN115787646A CN115787646A CN202211427659.6A CN202211427659A CN115787646A CN 115787646 A CN115787646 A CN 115787646A CN 202211427659 A CN202211427659 A CN 202211427659A CN 115787646 A CN115787646 A CN 115787646A
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Abstract
The invention discloses a temporary support construction device in water suitable for inland rivers, which comprises a water construction platform, wherein a detachable floating crane or a detachable pile driver can be arranged on the water construction platform, the floating crane comprises a rotatable support frame, a rear anchor reaction frame, a first winch and a second winch, the rotatable support frame, the rear anchor reaction frame, the first winch and the second winch are arranged on the water construction platform, a steel wire rope of the first winch is configured with a second pulley block connected to the rear anchor reaction frame through a first pulley block arranged at the top of the rotatable support frame, and a steel wire rope of the second winch is configured with a third pulley block arranged at the top of the rotatable support frame; the detachable pile driver comprises a stand column arranged on the water construction platform, an undercarriage arranged on the stand column, a pile driving hammer arranged on the undercarriage and capable of sliding up and down, a power driving device matched with the pile driving hammer and an inclined strut used for supporting the stand column. The device is used for navigation incapability and no approach of large-scale water equipment, and can simultaneously meet the requirements of two working conditions of construction of steel pipe piles in water and temporary support member hoisting in order to carry out construction of temporary pushing supports in water, so that the cost of the construction equipment for entering and exiting the field and the material cost and the labor cost of temporary tools are saved.
Description
Technical Field
The invention relates to the field of bridge construction, in particular to a construction device of an underwater temporary support applicable to inland rivers.
Background
Along with the urbanization process is constantly accelerated, need build the more and more bridge of striding over the inland river, but the inland river of unable navigation, lead to the unable approach of large-scale marine equipment, so need build aquatic temporary support, the interim push away traditional construction equipment of aquatic both needs the pile driver and also needs the loop wheel machine, under the unable condition of approach of floating crane and aquatic pile driver, generally build the construction passageway of drawing forth from land, and build construction platform in construction site department, loop wheel machine and pile driver carry out the construction of aquatic interim push away support on going through construction passageway to construction platform again. Due to the position relation between the built temporary construction platform and the point location of the construction area, the best station is difficult to obtain during construction operation of construction machinery, the point location deviation of the temporary support is caused, the construction quality is further influenced, and the consumption of temporary materials and manpower in the construction is large.
Disclosure of Invention
The invention aims to solve the technical problem of providing an underwater temporary support construction device which can meet the requirements of driving underwater steel pipe piles of inland rivers and hoisting temporary support members and is suitable for inland rivers.
The technical scheme adopted by the invention is as follows: the utility model provides a interim support construction equipment in aquatic suitable for inland river which characterized in that: the floating crane comprises a rotatable support frame, a rear anchor reaction frame, a first winch and a second winch, wherein the rotatable support frame, the rear anchor reaction frame, the first winch and the second winch are arranged on the water construction platform; the detachable pile driver comprises a stand column arranged on the water construction platform, an undercarriage arranged on the stand column, a pile driving hammer arranged on the undercarriage and capable of sliding up and down, a power driving device matched with the pile driving hammer and an inclined strut used for supporting the stand column.
According to the technical scheme, the detachable front anchoring frame is arranged on the overwater construction platform, and the support frame is hinged with the anchoring frame to form the rotatable support frame.
According to the technical scheme, the support frame comprises two symmetrically-arranged raking bars and a bottom plate connected with the bottoms of the raking bars, the two raking bars and the bottom plate are enclosed to form an isosceles triangle structure, the bottoms of the two raking bars are hinged to the detachable front anchoring frame respectively, top anchoring devices are arranged at the tops of the two raking bars, and a first pulley block and a third pulley block are arranged on the top anchoring devices respectively.
According to the technical scheme, a plurality of groups of supporting and reinforcing structures are arranged between the two raking bars.
According to the technical scheme, the support frame and the overwater construction platform are arranged at an angle of 50-70 degrees by controlling the steel wire ropes of the first winch and the second winch.
According to the technical scheme, the overwater construction platform comprises a floating raft, a floating box and a balancing weight, wherein the floating box and the floating raft are arranged on the floating raft, the floating box is connected with the floating raft through a connecting piece, and the supporting frame or the upright post is arranged on the floating box
According to the technical scheme, the floating row comprises a plurality of circular tubes which are sequentially connected, and the circular tubes are connected through reinforcing ribs.
According to the technical scheme, the buoyancy tank comprises a bottom plate, a cover plate, a coaming and supporting reinforcing ribs.
The beneficial effects obtained by the invention are as follows:
1. the device is used for navigation incapability and no approach of large-scale water equipment, and can simultaneously meet the requirements of two working conditions of construction of steel pipe piles in water and temporary support member hoisting in order to carry out construction of temporary pushing supports in water, so that the cost of the approach and the exit of construction equipment and the material cost and the labor cost of temporary tools are saved.
2. The floating crane and pile driver assembly can realize modular assembly, quickly carry out transportation transfer, assembly and disassembly and function conversion and further improve the construction efficiency by reserving the connecting interfaces and the connecting interfaces of the supporting system and the anchoring system on the construction foundation platform and then bolting the connecting interfaces.
Drawings
Fig. 1 is a structural view of the present invention when used as a floating crane.
Fig. 2 is a left side view of fig. 1.
Fig. 3 is a block diagram of the present invention when used as a pile driver.
Fig. 4 is a left side view of fig. 3.
Detailed Description
The invention will be further explained with reference to the drawings.
As shown in fig. 1 and 2, the embodiment provides a construction device of an underwater temporary support suitable for inland rivers, which comprises an above-water construction platform, wherein a detachable floating crane or a detachable pile driver is arranged on the above-water construction platform.
The construction platform on water includes raft 5, installs flotation tank and balancing weight on raft 5, the flotation tank passes through connecting piece 7 with the raft and links to each other, and similar hull of floating crane is regarded as to raft 5, flotation tank and connecting piece 7, plays base foundation effect. The floating raft 5 is arranged on the water surface, and supports the whole floating crane by using the buoyancy of the floating raft. The buoyancy tank 6 is arranged on the buoyancy row 5 and is connected with the buoyancy tank connecting structure in a reinforced mode through the buoyancy row. The floating crane system is arranged on the floating box 6 and used as a foundation of a floating crane base. Specifically, the whole floating raft 5 consists of 6 buoys. Each buoy is single 20m long, 1.5m in diameter and 8mm in wall thickness, two ends of each buoy are sealed by 1cm steel plates, and connecting section steel is arranged between the buoys for connection. The flotation tank contains bottom plate, apron, bounding wall and supports and strengthens the channel-section steel, and bottom plate, apron, bounding wall and support are strengthened the channel-section steel and are enclosed and close and be the box structure, and the flotation tank uses as floating crane support base.
In this embodiment, the floating crane includes a rotatable support frame 1, a rear anchor reaction frame 4, a first winch 8, a second winch 23, a generator 10, and a distribution box 11, which are installed on the above-water construction platform. The steel wire rope 9 of the first winch 8 is configured with the second pulley block 15 connected with the rear anchor reaction frame through the first pulley block 17 arranged at the top of the rotatable supporting frame 1, and the steel wire rope 14 of the second winch 23 is configured with the third pulley block 13 arranged at the top of the rotatable supporting frame. The overwater construction platform serves as a floating crane base foundation, the floating crane serves as an execution component, the first winch 8, the second winch 23, the generator 10 and the distribution box 11 serve as a floating crane power system, and the rear anchor reaction frame 4 and the pulley blocks serve as a floating crane supporting force transmission system. The stress of the floating crane for taking the heavy object is transmitted to the detachable front anchoring frame 3 through the steel wire rope supporting system, the top of the rotatable supporting frame and the rotatable supporting frame 1, and then transmitted to the rear anchoring reaction frame 4 through the pulley block.
Specifically, a detachable front anchoring frame 3 is arranged on the water construction platform, and the detachable front anchoring frame 3 is fixed on the water construction platform through bolts to form a detachable structure. The support frame 1 is hinged with the anchoring frame to form a rotatable support frame. Specifically, the support frame comprises two symmetrically arranged raking poles (102, 103) and a bottom plate 105 connected with the bottoms of the raking poles, the two raking poles and the bottom plate 105 are enclosed to form an isosceles triangle structure, the bottoms of the two raking poles are respectively hinged with the detachable front anchoring frame 3, top anchoring devices 101 are arranged at the tops of the two raking poles, and a first pulley block 17 and a third pulley block 13 are respectively configured on the top anchoring devices 101. The winding method of the steel wire rope comprises the following steps: the steel wire rope 9 of the first winch 8 passes through the first pulley block 17, then passes through the second pulley block 15 and is finally fixed on the first pulley block 17.
A variable-amplitude structure is formed between the rotatable support frame and the steel wire rope system, and when the variable-amplitude structure is installed, in order to quickly determine the distance D between the rear anchor reaction frame and the rotatable support frame, if the steel wire rope and a winch are not recorded, and the influence of wind load and waves is not considered, the following quick determination method is designed:
D＝((G0+G3)*L*COSφ+G2*L/2*COSφ)*k/(G1+G4)
wherein: l is the length of the rotatable support frame; d, the distance between the rear anchor reaction frame and the rotatable supporting frame; phi, the deflection angle; g0 is used for meeting the stress requirement and the weight of the hanging object; g1, counterweight weight; g2, the weight of the rotatable support frame; g3 — pre-anchor weight; g4-rear anchoring weight; k is 1.5.
After the distance D between the rear anchor reaction frame and the rotatable support frame is rapidly determined, the steel wire ropes of the first winch 8 and the second winch 23 are controlled, so that the support frame and the overwater construction platform are arranged in a variable-amplitude manner of 50-70 degrees when the support frame works. Through the design of this structure, can not only satisfy the requirement of rated lifting weight 8t, simple structure moreover, the part is few, and the equipment is convenient quick.
In order to further improve the stability of the floating crane, a plurality of groups of supporting and reinforcing structures 104 are arranged between the two derrick booms, the reinforcing structures can be designed according to the difference of the width between the two derrick booms, and the structure can be as shown in the figure or designed into other structural forms.
In this embodiment, the detachable pile driver comprises a column 18 mounted on the above-water construction platform, a landing gear 21 mounted on the column, a pile hammer 22 mounted on the landing gear and capable of sliding up and down, a power driving device matched with the pile hammer, inclined struts 19 and 20 for supporting the column, a generator 10 and a distribution box 11. The braces 19, 20 are made in segments and are combined to form a support rod for supporting the upright, which acts as a pile hammer carrier for the pile driver. The landing gear 21 and its associated drive.
The pile hammer and the lifting piston can be lifted, kinetic energy is provided for the pile hammer, and pile foundation construction is carried out through pile hammer driving. Wherein the bottom of the upright post 18 is fixed on the buoyancy tank by bolts, and the bottom of the diagonal brace 20 is connected with the buoyancy tank.
The device is used for navigation incapability and no approach of large-scale water equipment, and can simultaneously meet the requirements of two working conditions of construction of steel pipe piles in water and temporary support member hoisting in order to carry out construction of temporary pushing supports in water, so that the cost of the approach and the exit of construction equipment and the material cost and the labor cost of temporary tools are saved.
The floating crane and pile driver assembly can realize modular assembly, quickly carry out transportation transfer, assembly and disassembly and function conversion and further improve the construction efficiency by reserving the connecting interfaces and the connecting interfaces of the supporting system and the anchoring system on the construction foundation platform and then bolting the connecting interfaces.
Claims (8)
1. The utility model provides a interim support construction equipment in aquatic suitable for inland river which characterized in that: the floating crane comprises a rotatable support frame, a rear anchor reaction frame, a first winch and a second winch, wherein the rotatable support frame, the rear anchor reaction frame, the first winch and the second winch are arranged on the water construction platform; the detachable pile driver comprises a stand column arranged on the water construction platform, an undercarriage arranged on the stand column, a pile driving hammer arranged on the undercarriage and capable of sliding up and down, a power driving device matched with the pile driving hammer and an inclined strut used for supporting the stand column.
2. The underwater temporary support construction device suitable for inland rivers of claim 1, wherein: the detachable front anchoring frame is arranged on the overwater construction platform, and the supporting frame is hinged with the anchoring frame to form a rotatable supporting frame.
3. The underwater temporary support construction device suitable for inland rivers of claim 2, wherein: the support frame comprises two symmetrically arranged raking poles and a bottom plate connected with the bottoms of the raking poles, the two raking poles and the bottom plate are enclosed to form an isosceles triangle structure, the bottoms of the two raking poles are respectively hinged with the detachable front anchoring frame, top anchoring devices are arranged at the tops of the two raking poles, and a first pulley block and a third pulley block are respectively configured on the top anchoring devices.
4. The underwater temporary support construction device suitable for inland rivers of claim 3, characterized in that: a plurality of groups of supporting and reinforcing structures are arranged between the two raking bars.
5. The underwater temporary support construction device suitable for inland rivers of claim 1 or 2, wherein: and the support frame and the overwater construction platform are arranged at an angle of 50-70 degrees by controlling the steel wire ropes of the first winch and the second winch.
6. The underwater temporary support construction device suitable for inland rivers of claim 1 or 2, wherein: the construction platform on water comprises a floating raft, a buoyancy tank and a balancing weight, wherein the buoyancy tank and the balancing weight are arranged on the floating raft, the buoyancy tank is connected with the floating raft through a connecting piece, and the supporting frame or the stand column is arranged on the buoyancy tank.
7. The underwater temporary support construction device for inland rivers of claim 1 or 2, characterized in that: the floating row comprises a plurality of circular tubes which are connected in sequence, and the circular tubes are connected through reinforcing ribs.
8. The underwater temporary support construction device suitable for inland rivers of claim 1 or 2, wherein: the buoyancy tank comprises a bottom plate, a cover plate, a coaming and supporting reinforcing ribs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211427659.6A CN115787646A (en) | 2022-11-15 | 2022-11-15 | Temporary support construction equipment in aquatic suitable for inland river |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211427659.6A CN115787646A (en) | 2022-11-15 | 2022-11-15 | Temporary support construction equipment in aquatic suitable for inland river |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115787646A true CN115787646A (en) | 2023-03-14 |
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ID=85437747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211427659.6A Pending CN115787646A (en) | 2022-11-15 | 2022-11-15 | Temporary support construction equipment in aquatic suitable for inland river |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115787646A (en) |
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2022
- 2022-11-15 CN CN202211427659.6A patent/CN115787646A/en active Pending
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