CN210162437U - Special-shaped steel pipe arch section bearing device - Google Patents
Special-shaped steel pipe arch section bearing device Download PDFInfo
- Publication number
- CN210162437U CN210162437U CN201920489677.4U CN201920489677U CN210162437U CN 210162437 U CN210162437 U CN 210162437U CN 201920489677 U CN201920489677 U CN 201920489677U CN 210162437 U CN210162437 U CN 210162437U
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- steel pipe
- supporting
- supporting component
- festival
- hunch
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 97
- 239000010959 steel Substances 0.000 title claims abstract description 97
- 206010066054 Dysmorphism Diseases 0.000 claims abstract description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 5
- 230000006872 improvement Effects 0.000 description 8
- 238000007667 floating Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Abstract
The utility model discloses a dysmorphism steel pipe arch festival bears device, including bottom plate, first supporting component and second supporting component. The upper end of the first supporting component is provided with an opening for accommodating a lower pipe of the steel pipe arch section, the first supporting component comprises a plurality of supporting plates, and the upper end of each supporting plate is provided with a sunken opening. The second support assembly extends upwardly for supporting an upper tube of a steel tube arch. This dysmorphism steel pipe hunch festival bears device utilizes the lower tube of first supporting component support steel pipe hunch festival and the upper tube of second supporting component support steel pipe hunch festival respectively, and the opening of first supporting component upper end can effectively hold the lower tube that supports the steel pipe hunch festival and carry on spacingly, and utilizes the rectangular connection structure of steel pipe hunch festival can further stabilize the steel pipe hunch festival to the transportation back steel pipe hunch festival that targets in place need not follow-up upset just can be used for erectting the construction. This utility model is used for engineering construction field.
Description
Technical Field
The utility model relates to an engineering construction field especially relates to a dysmorphism steel pipe arch festival bears device.
Background
Bridges are widely used as a common structural form crossing rivers, lakes and seas, and among them, steel pipe arch bridges are more and more frequently used in each traffic network due to their large crossing capability, good durability and low maintenance and repair costs. The steel pipe arch is a bridge structure form, and the main crossing mode of the steel pipe arch is an arch. The arched bridge is generally formed by combining four steel pipes and connecting ribs, and the steel pipe arch usually adopts vertical sections, so that the upper pipe and the lower pipe of each section are greatly staggered, and the arched bridge has the characteristics of large tonnage and special structure. For the steel pipe arch bridge constructed by erecting cable cranes in sections, after the steel pipe arch sections are spliced in advance, the sections are usually conveyed to the lower part of the bridge site by land transportation or water transportation, and then the cable cranes are used for erecting.
Usually, the steel pipe arch section is transported to the construction site of the steel pipe arch bridge by a water-borne ship transportation mode. And the river valley is generally high in mountains and water depths, the water flow is relatively quick, the wind speed along the river valley is relatively high, and the safety risk is relatively high. The steel pipe arches need to be fixed to the vessel and are usually transported horizontally. For horizontal transportation of the steel pipe arch sections, the steel pipe arch sections are laid on a transportation ship, and after the steel pipe arch sections are transported in place, the steel pipe arch sections need to be erected after being turned over by a cable crane. This transportation requires a large-sized ship, has poor maneuverability, and is prone to deformation of the steel pipe arch during overturning. The steel pipe arch section is difficult to fix in vertical transportation, time and labor are wasted in fixing, and the stability of the steel pipe arch section is difficult to guarantee on the whole.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high-efficient practical special-shaped steel pipe arch festival bears device.
The utility model adopts the technical proposal that: the utility model provides a dysmorphism steel pipe hunch festival bears device, includes bottom plate, first supporting component and second supporting component, and first supporting component and second supporting component all are located on the bottom plate, and the upper end of first supporting component is equipped with the opening that is used for holding the low tube of steel pipe hunch festival, and first supporting component includes a plurality of backup pads, and each backup pad upper end is equipped with sunken formation opening, and the second supporting component upwards extends the top tube that is used for supporting the steel pipe hunch festival.
As an improvement of the above aspect, the first support member further includes a plurality of gusset plates, each support plate connecting the plurality of gusset plates at the recessed position.
As an improvement of the scheme, the second supporting component is a supporting frame, and a cushion block is arranged on the supporting frame.
As the improvement of the scheme, the support frame comprises support rods and connecting rods, the number of the support rods is 2, and each connecting pipe is positioned between the two support rods.
As an improvement of the scheme, the opening is provided with a pad and a wedge block.
As an improvement of the scheme, the opening is arc-shaped.
As an improvement of the scheme, the opening is V-shaped.
As an improvement of the proposal, the device also comprises a cable on the bottom plate, and the cable is connected and fixed to an upper pipe of the steel pipe arch section.
As a modification of the above, the first support assembly and the second support assembly are connected to the base plate by means of steel bars.
As the improvement of the scheme, the first supporting components are arranged in a plurality of groups, the first supporting components are arranged into two groups which are parallel to each other, the openings of the first supporting components in the same group are positioned on the same straight line, the second supporting components are positioned on one side of the first supporting components, and the supporting rods are respectively positioned on the extension lines of the openings of the first supporting components in different groups.
The utility model has the advantages that: this dysmorphism steel pipe hunch festival bears device, utilize the low tube and the second supporting component of first supporting component support steel pipe hunch festival to support the top tube of steel pipe hunch festival respectively, the opening of first supporting component upper end can effectively hold the low tube that supports the steel pipe hunch festival and carry on spacingly, and the rectangle connection structure who utilizes the steel pipe hunch festival can further stabilize the steel pipe hunch festival, the loaded down with trivial details of traditional fixed mode has been avoided, and the transportation is not need not follow-up upset back steel pipe hunch festival just can be used for erectting the construction, it is fixed to simplify the flow of hoist and mount steel pipe hunch festival and can realize its installation high-efficiently, effectively practice thrift manpower and materials, first supporting component comprises a plurality of backup pads simultaneously, good support performance is provided, and effectively alleviate the device weight, make its structure compacter.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
FIG. 1 is a schematic perspective view of the device;
FIG. 2 is an enlarged view at position A in FIG. 1;
FIG. 3 is a schematic side view of the arch section with steel pipes hung thereon;
FIG. 4 is a schematic view of the structure at a second support assembly position;
fig. 5 is an enlarged view at the position B in fig. 4.
Detailed Description
Referring to fig. 1 to 5, the utility model relates to a dysmorphism steel pipe arch section bears device, including bottom plate 1, first supporting component 2 and second supporting component. The special-shaped steel pipe arch joint generally comprises two upper pipes 71 and two lower pipes 72, which are four pipes, and each pipe is connected and fixed with each other through a connecting rib. The upper tube 71 and the lower tube 72 are generally offset from each other and resemble a parallelogram in side view. The special-shaped steel pipe arch section bearing device is generally arranged on a ship and used for transporting special-shaped steel pipe arch sections by ships, but can also be arranged on a land vehicle. The bottom plate 1 may be a wall plate on the ship or the vehicle, or may be additionally fixed on the ship or the vehicle. The first support assembly 2 and the second support assembly are both located above the base plate 1, wherein the first support assembly 2 is used for supporting the lower pipe 72, and the second support assembly is used for supporting the upper pipe 71. The upper end of the first support member 2 is provided with an opening for receiving the lower tube 72 of the steel pipe arch, the opening being generally V-shaped or arcuate, and generally being arranged in a semi-circular shape for the arcuate opening. Accommodation as used herein means that the downtube 72 can at least partially enter the opening, and does not mean that the opening completely encompasses the downtube 72. The openings effectively stabilize the lower tube 72 against radial movement of the lower tube 72. The second support assembly extends upwardly for supporting the upper tube 71 of the steel tube arch and should be taller than the first support assembly 2. The first support member 2 and the second support member may be connected to the base plate 1 by over-welding, and may be bolted. Preferably, the first support assembly 2 is fixed to the base plate 1 through the i-steel 3, and the raised steel pipe arch leaves a space for subsequent hoisting connection, and is supported by the excellent mechanical property of the i-steel 3. For the sake of convenience of the following description, referring to fig. 4, the left-right direction of the view in fig. 4 is defined as the lateral direction, the up-down direction is defined as the vertical direction, and the inside-outside direction perpendicular to the paper surface is defined as the longitudinal direction, and the definition does not represent a specific actual direction.
In a preferred embodiment, the axial length of the opening provided on the first support member 2 should be no less than the length of the lower tube 72, and the maximum width of the opening should be greater than the diameter of the lower tube 72, so as to ensure that the lower tube 72 of the steel pipe arch can smoothly enter the opening. Two parallel elongated openings, which can be provided on the same first support element 2, are typically provided for the two parallel lower tubes 72 of the steel tube arch. Preferably, only one opening is provided in one first support assembly 2, and at least two first support assemblies 2 should be provided in the profiled steel pipe arch carrier. The first support component 2 can be integrally formed by machining solid materials, or can be formed by welding wall pipe parts. Preferably, the first support member 2 includes a plurality of support plates 21 and gusset plates 22, each support plate 21 having a recess formed at an upper end thereof to open, each gusset plate 22 being located at the recess and connecting the plurality of support plates 21. The supporting plate 21 and the gusset plate 22 are generally made of thick steel plates or iron plates, and are fixed by welding. The support plates 21 of the same first support assembly 2 may be arranged parallel to each other with a gap therebetween. The recesses in the support plate 21 are generally cut and formed, and the recesses in the support plate 21 are generally configured to have a uniform shape and size, thereby ensuring that the support plates 21 are uniformly stressed. The gusset plate 22 is a generally rectangular steel plate whose longitudinal direction is parallel to the axial direction of the opening. That is, the support plate 21 is generally perpendicular to the extending direction of the lower tube 72, and the gusset plate 22 has a length direction perpendicular to the support plate 21, which is generally disposed after the steel tube arch is placed. An arc may be provided generally along the width of the gusset plate 22 to substantially conform to the down tube 72. The gusset plate 22 adopts a structural form of a rectangular steel plate to replace a large arc-shaped cylindrical plate, thereby reducing the manufacturing difficulty and saving materials. The arrangement of the supporting plate 21 ensures that the transverse limiting stress of the first supporting component 2 is definite, the manufacturing process is simple, the investment of cold bending equipment is reduced, and the convenience and the rapidness in installation and removal are ensured.
In a preferred embodiment, the second support assembly is a support frame, and a cushion block 54 is disposed on the support frame. The support frame is generally a support formed by welding steel pipes, and the height of the support frame is determined according to the distance between an upper pipe 71 and a lower pipe 72 of a steel pipe arch. Preferably, the support frame includes support rods 51 and connection rods 52, the support rods 51 being disposed vertically upward and being 2 in number. The connecting rod 52 is located between the two support rods 51, and the connecting rod 52 is used for stabilizing the relative positions of the support rods 51. Usually, the support frame is connected to the bottom plate 1 through the square tube 4, can effectively increase the lifting surface area of bottom plate 1, avoids the local pressure intensity that the bottom plate 1 receives too big. A large support platform 53 is typically provided at the upper end of the support bar 51 to improve the stability of the support and to accommodate a spacer 54. The spacer 54 is typically a plurality of stacked strips of wood that avoid damage to the upper tubes 71 of the steel tube arch and allow for proper height control of the support frame.
In the preferred embodiment, a cable 6 is also included on the base plate 1, the cable 6 being connected by the base plate 1 to an upper tube 71 to which the steel tube arch is secured. The cables 6 are typically arranged in pairs and are arranged in a cross configuration to effectively stabilize the steel pipe arch.
In the present embodiment, the first support members 2 are provided in two sets parallel to each other for a rectangular steel pipe arch. Usually, at least 2 first support members 2 are provided for each group of first support members 2, and in this embodiment, 4 first support members 2 are provided for each group. Four I-shaped steels 3 are arranged, and the first supporting components 2 of different groups are respectively positioned on the same I-shaped steel 3 in pairs. The second support member is located at a front position of the first support member 2, and the support rods 51 are respectively located on extension lines of openings of different groups of the first support members 2. Preferably, before the steel pipe arch is hoisted, a protection pad is arranged in the opening of the first support assembly 2, so that the abrasion and the scratch of paint on the lower pipe 72 by the first support assembly 2 are avoided. The opening of the first support member 2 is formed in a circular arc shape, and the diameter of the circular arc shape is set to be 20cm larger than the diameter of the lower pipe 72. Four groups of cables 6 are arranged on the bottom plate 1, the cables 6 are generally arranged at two sides of the first supporting component 2, and the cables 6 are all woven by steel wire ropes with the diameter of 25 mm.
In this embodiment, the special-shaped steel pipe arch segment carrying device is arranged on a ship, the bottom plate 1 is a deck of the ship, and the special-shaped steel 3 and the square pipe 4 are directly welded on the bottom plate 1. A batten forming pad 54 is placed on the support platform 53 and a pad is laid on the opening. The steel pipe arch is hoisted to the special-shaped steel pipe arch bearing device by using a crane, the lower pipe 72 is positioned in the first support assembly 2, and the upper pipe 71 is supported by the second support assembly. Since the arc diameter of the opening is larger than the lower tube 72, the lower tube 72 leaves a gap in the opening. At this time, the wedge 23 is caught in the gap to catch the lower pipe 72, thereby preventing the lower pipe 72 from moving laterally. Two cables 6 in the same group are connected to different upper tubes 71 in a crossing manner, and the anchor points and the cables 6 are connected and tightened by a chain block of 10 t. Through can effectively fix the steel pipe arch section like this, guarantee its stability, make things convenient for subsequent transportation operation. The steel pipe arch section can be directly erected without turning after being transported in place, and unnecessary damage to the steel pipe arch section is avoided. Because the transverse limit of the first supporting component 2 and the upward support of the second supporting component are combined, and the rectangular structure of the steel pipe arch section is adopted, the uniform stress of the installation and fixation of the steel pipe arch section is ensured, and the stability of the transportation process of the steel pipe arch section is ensured.
In the test, the second section of the steel tube arch bridge is selected, and has the characteristics of short upper chord length, short lower chord length and high center of gravity. The wind shielding area of the steel pipe arch joint is large, and the overall stability in the floating transportation process is the most unfavorable due to the fact that the center of gravity of the arch rib is high. And carrying out wind load calculation and floating body stability calculation on the transverse stability in the floating transportation process, wherein the results meet the stability requirement of floating transportation.
Of course, the design creation is not limited to the above embodiments, and the combination of different features of the above embodiments can also achieve good effects. Those skilled in the art can make equivalent changes or substitutions without departing from the spirit of the present invention, and such equivalent changes or substitutions are included in the scope defined by the claims of the present application.
Claims (10)
1. The utility model provides a dysmorphism steel pipe hunch festival bears device which characterized in that: including bottom plate (1), first supporting component (2) and second supporting component all are located on bottom plate (1), the upper end of first supporting component (2) is equipped with the opening that is used for holding lower tube (72) of steel pipe hunch festival, first supporting component (2) include a plurality of backup pads (21), each backup pad (21) upper end is equipped with sunken formation opening, the second supporting component upwards extends upper tube (71) that are used for supporting the steel pipe hunch festival.
2. The deformed steel pipe arch support of claim 1, wherein: the first support assembly (2) further includes a plurality of gusset plates (22), and each support plate (21) is connected to the plurality of gusset plates (22) at a recessed position.
3. The deformed steel pipe arch support apparatus of claim 2, wherein: the second supporting component is a supporting frame, and a cushion block (54) is arranged on the supporting frame.
4. The deformed steel pipe arch support apparatus of claim 3, wherein: the support frame includes bracing piece (51) and connecting rod (52), the quantity of bracing piece (51) is 2, each connecting rod (52) are located between two bracing pieces (51).
5. The deformed steel pipe arch support apparatus of claim 4, wherein: the opening is provided with a protection pad and a wedge block (23).
6. The deformed steel pipe arch support apparatus of claim 5, wherein: the opening is arc-shaped.
7. The deformed steel pipe arch support apparatus of claim 5, wherein: the opening is V-shaped.
8. The deformed steel pipe arch carrying device of claim 6 or 7, wherein: and the device also comprises a cable (6) positioned on the bottom plate (1), wherein the cable (6) is connected and fixed to an upper pipe (71) of the steel pipe arch section.
9. The deformed steel pipe arch support of claim 8, wherein: the first supporting component (2) is connected with the bottom plate (1) through the I-shaped steel (3), and the second supporting component is connected with the bottom plate (1) through the square pipe (4).
10. The deformed steel pipe arch support of claim 9, wherein: the first supporting components (2) are arranged in a plurality of groups, the first supporting components (2) are arranged into two groups which are parallel to each other, the openings of the first supporting components (2) in the same group are positioned on the same straight line, the second supporting components are positioned on one side of the first supporting components (2), and the supporting rods (51) are respectively positioned on the extending lines of the openings of the first supporting components (2) in different groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920489677.4U CN210162437U (en) | 2019-04-11 | 2019-04-11 | Special-shaped steel pipe arch section bearing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920489677.4U CN210162437U (en) | 2019-04-11 | 2019-04-11 | Special-shaped steel pipe arch section bearing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210162437U true CN210162437U (en) | 2020-03-20 |
Family
ID=69790803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920489677.4U Expired - Fee Related CN210162437U (en) | 2019-04-11 | 2019-04-11 | Special-shaped steel pipe arch section bearing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210162437U (en) |
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2019
- 2019-04-11 CN CN201920489677.4U patent/CN210162437U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200320 |
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| CF01 | Termination of patent right due to non-payment of annual fee |