CN214989893U - Reverse construction hoisting system for large-diameter working well movable formwork - Google Patents
Reverse construction hoisting system for large-diameter working well movable formwork Download PDFInfo
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- CN214989893U CN214989893U CN202120086924.3U CN202120086924U CN214989893U CN 214989893 U CN214989893 U CN 214989893U CN 202120086924 U CN202120086924 U CN 202120086924U CN 214989893 U CN214989893 U CN 214989893U
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- 238000010276 construction Methods 0.000 title claims abstract description 16
- 238000009415 formwork Methods 0.000 title claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 66
- 239000010959 steel Substances 0.000 claims abstract description 66
- 230000000712 assembly Effects 0.000 claims description 10
- 238000000429 assembly Methods 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 230000010485 coping Effects 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 3
- 238000005303 weighing Methods 0.000 abstract description 11
- 230000007246 mechanism Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000005641 tunneling Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Abstract
Major diameter work well movable mould frame reverse construction hoist system, include that it is annular capping beam to be poured at the work well head, the circumferencial direction along the capping beam is even fixed and is provided with a plurality of cantilever gallows, all be equipped with loop chain electric hoist on every cantilever gallows and prevent weighing down the screw-thread steel suspender, loop chain electric hoist's lifting hook is connected with the arch ring truss top in the work well, prevent weighing down the screw-thread steel suspender lower extreme and be connected with arch ring truss top through lower nut component, prevent weighing down the screw-thread steel suspender upper end and be connected with the cantilever gallows through upper nut component. The utility model discloses the principle science, a plurality of cantilever gallows of equipartition on the capping beam of working well, cantilever gallows compact structure, occupation space is little, and the bearing capacity is big, sets up the electric hoisting frame of endless chain on the cantilever gallows, goes up and down by many electric hoist overall control, does not influence the tunnelling of working well to higher fail safe nature has.
Description
Technical Field
The utility model belongs to the technical field of hydraulic engineering, concretely relates to major diameter working well moving die carrier reverse construction hoist and mount system.
Background
The working well has the advantages of small occupied area, low unit manufacturing cost, concrete pouring of the main body part, easy quality guarantee, high integral rigidity, safety and reliability, and is widely applied to various large infrastructure projects. The construction of working well usually adopts the big template of all steel design, and the working well all needs to experience the installation of template, reinforcement and demolish when every layer of construction, consumes great manpower and materials, has higher danger, increases the engineering time limit for a project, and economic benefits is poor. When a reverse construction method is adopted to construct a working well, the cylindrical arch ring truss and template assembly need to descend layer by layer along with the layer-by-layer tunneling of the working well, in the prior art, a derrick with a complex structure and a large volume is generally arranged at the well head of the working well, a hoisting system is arranged on the derrick to hoist the arch ring truss and the template assembly, and the derrick is also used for hoisting rock soil in tunneling construction, so that more inconvenience is caused in the hoisting process of the arch ring truss and the template assembly.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the weak point among the prior art, provide a simple structure, small, convenient operation, safe and reliable nature strong major diameter working well moving die carrier reverse construction hoist and mount system.
In order to solve the technical problem, the utility model adopts the following technical scheme: major diameter work well movable mould frame reverse construction hoist and mount system, include that it is annular capping beam to be poured at the work well head, evenly fixed a plurality of cantilever gallows that is provided with along the circumferencial direction of capping beam, all be equipped with loop chain electric hoist on every cantilever gallows and prevent weighing down the screw-thread steel suspender, loop chain electric hoist's lifting hook is connected with the arch ring truss top in the work well, prevent weighing down the screw-thread steel suspender lower extreme and be connected with arch ring truss top through lower nut component, prevent weighing down the screw-thread steel suspender upper end and pass through last nut component and cantilever gallows and be connected.
The cantilever hanging bracket comprises a first cantilever bracket and a second cantilever bracket which are arranged in parallel and have the same structure; the first cantilever frame and the second cantilever frame respectively comprise a first lower support and a second lower support which are arranged on the upper surface of the coping beam, the first lower support is positioned on the outer side of the second lower support, a cantilever beam is horizontally arranged on the first lower support and the second lower support, the inner end of the cantilever beam extends into the upper part of a well mouth of a working well, a first steel plate support is fixedly arranged at the outer end part of the cantilever beam, two shoulder pole beams are horizontally arranged on the first steel plate support, the shoulder pole beams are vertical to the cantilever beam, anchor rod assemblies are vertically arranged at two ends of the shoulder pole beams respectively, the lower ends of the anchor rod assemblies are embedded in the coping beam, and the upper ends of the anchor rod assemblies are in compression joint with the shoulder pole beams through nuts and pressing plates;
the cantilever beam top is vertically fixed with a vertical supporting rod which is positioned right above the second lower support, a second steel plate support is fixedly arranged at the upper end of the vertical supporting rod, a third steel plate support is arranged at the inner end of the cantilever beam, the right side of the first steel plate support is connected with the left side of the second steel plate support through a first inclined support rod, and the right side of the second steel plate support is connected with the left side of the third steel plate support through a second inclined support rod.
And an installation beam assembly is arranged between the third steel plate support of the first cantilever frame and the third steel plate support of the second cantilever frame, the ring chain electric elevator is arranged on the installation beam assembly, and the upper end of the anti-falling screw-thread steel sling is in compression joint with the top of the installation beam assembly through an upper nut assembly.
A first short pipe is fixedly arranged on the first inclined stay bar, and a second short pipe is fixedly arranged on the vertical strut; the first short pipe of the first cantilever bracket and the first short pipe of the second cantilever bracket as well as the second short pipe of the first cantilever bracket and the second short pipe of the second cantilever bracket are connected into a whole through steel pipe fasteners.
Adopt above-mentioned technical scheme, the utility model discloses well cantilever hanger is equipped with eight, and eight are arranged on the back timber according to the circumference, and the arch ring truss is fixed on cantilever hanger through preventing weighing down the screw-thread steel suspender, installs the endless chain electric hoist who is used for promoting arch ring truss and template assembly on the cantilever hanger, installs two-way regulation vaulting pole and drawing of patterns hydro-cylinder between template assembly and the arch ring truss when pouring, and the side pressure of template is undertaken to the arch ring truss.
The utility model discloses well cantilever gallows adopts first cantilever boom and second cantilever boom to connect in parallel, connects as an organic wholely through the steel pipe fastener between first cantilever boom and the second cantilever boom, and two sets of cantilever booms not only have good stability, and the bearing capacity of hoist and mount operation also strengthens greatly moreover. The second support of cantilever beam bottom plays the supporting role, and the cantilever beam outer end is through the pre-buried location tractive at the inside stock subassembly of capping beam of lower extreme. Meanwhile, in order to enhance the strength of the cantilever beam, the vertical supporting rod, the first inclined supporting rod and the second inclined supporting rod are arranged, so that the cantilever beam, the vertical supporting rod, the first inclined supporting rod and the second inclined supporting rod are connected to form a triangular inclined pull frame structure, and the strength of the cantilever hanging bracket and the stability and reliability of the hanging operation are greatly improved.
The anti-falling screw steel sling not only is a safe anti-falling measure, but also enhances the stability when the arch ring truss is lifted.
When the utility model is used, the ring chain electric hoist is started to enable the arch ring truss and the template assembly to fall integrally, and the length of the anti-falling deformed steel bar hanging strip is prolonged, the upper and lower anti-falling deformed steel bar hanging strips are connected through an internal thread sleeve in an extension mode of the anti-falling deformed steel bar hanging strip, the upper end part of the lower anti-falling deformed steel bar hanging strip is in threaded connection with the lower part of the internal thread sleeve, and the lower end part of the upper anti-falling deformed steel bar hanging strip is in threaded connection with the upper part of the internal thread sleeve; because each cantilever hanger is provided with a set of ring chain electric hoister, a plurality of sets of ring chain electric hoists can be synchronously started and can also independently hoist a certain set of template units of the correspondingly connected template assemblies to fall, and the synchronism of all the ring chain electric hoists is observed at any time in the falling process of the arch ring truss and the template assemblies; when falling conditions such as asynchronism or obstruction occur, the electric chain hoist is stopped in time.
To sum up, the utility model discloses the principle science, a plurality of cantilever gallows of equipartition on the capping beam of working well, cantilever gallows compact structure, occupation space is little, and the bearing capacity is big, sets up endless chain electric hoist frame on cantilever gallows, goes up and down by many electric hoist overall control, does not influence the tunnelling of working well to higher fail safe nature has.
Drawings
FIG. 1 is a schematic structural view of a single cantilever hanger of the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a floor plan view of a plurality of cantilever hangers;
fig. 4 is a schematic view of the vertical structure of the present invention during construction work.
Detailed Description
As shown in fig. 1-4, the utility model discloses a major diameter working well moving die carrier reverse construction hoist and mount system, include that what pour at the working well head is annular capping beam 5, evenly fixedly along capping beam 5's circumferencial direction is provided with a plurality of cantilever hanger 1, all be equipped with loop chain electric hoist 23 and prevent weighing down deformed steel bar suspender 24 on every cantilever hanger 1, the lifting hook of loop chain electric hoist 23 is connected with 3 tops of the arch ring truss in the working well, prevent weighing down deformed steel bar suspender 24 lower extreme and be connected with 3 tops of arch ring truss through lower nut component, prevent weighing down deformed steel bar suspender 24 upper end and be connected with cantilever hanger 1 through last nut component.
The cantilever hanger 1 comprises a first cantilever frame and a second cantilever frame which are arranged in parallel and have the same structure; the first cantilever frame and the second cantilever frame respectively comprise a first lower support 8 and a second lower support 9 which are arranged on the upper surface of the coping 5, the first lower support 8 is positioned on the outer side of the second lower support 9, a cantilever beam 10 is horizontally arranged on the first lower support 8 and the second lower support 9, the inner end of the cantilever beam 10 extends into the upper part of a well mouth of the working well, a first steel plate support 11 is fixedly arranged at the outer end part of the cantilever beam 10, two shoulder pole beams 12 are horizontally arranged on the first steel plate support 11, the shoulder pole beams 12 are vertical to the cantilever beam 10, two ends of the shoulder pole beams 12 are respectively and vertically provided with an anchor rod assembly 13, the lower end of the anchor rod assembly 13 is embedded in the coping 5, and the upper end of the anchor rod assembly 13 is in compression joint with the shoulder pole beams 12 through nuts and pressing plates;
the top of the cantilever beam 10 is vertically and fixedly provided with a vertical supporting rod 14 positioned right above the second lower supporting seat 9, the upper end of the vertical supporting rod 14 is fixedly provided with a second steel plate supporting seat 15, the inner end of the cantilever beam 10 is provided with a third steel plate supporting seat 16, the right side of the first steel plate supporting seat 11 is connected with the left side of the second steel plate supporting seat 15 through a first inclined supporting rod 17, and the right side of the second steel plate supporting seat 15 is connected with the left side of the third steel plate supporting seat 16 through a second inclined supporting rod 18.
An installation beam assembly 21 is arranged between the third steel plate support 16 of the first cantilever frame and the third steel plate support 16 of the second cantilever frame, the ring chain electric hoist 23 is arranged on the installation beam assembly 21, and the upper end of the anti-falling threaded steel sling 24 is in compression joint with the top of the installation beam assembly 21 through an upper nut assembly.
A first short pipe 19 is fixedly arranged on the first inclined strut 17, and a second short pipe 20 is fixedly arranged on the vertical strut 14; the first short pipe 19 of the first cantilever bracket and the first short pipe 19 of the second cantilever bracket, and the second short pipe 20 of the first cantilever bracket and the second short pipe 20 of the second cantilever bracket are connected into a whole through steel pipe fasteners 22.
The utility model discloses well cantilever hanger 1 is equipped with eight, eight are arranged on capping beam 5 according to the circumference, arch ring truss 3 is fixed on cantilever hanger 1 through preventing weighing down deformed steel bar suspender 24, install the ring chain electric hoist 23 that is used for promoting arch ring truss 3 and template assembly on the cantilever hanger 1, 3 tops of arch ring truss are equipped with the flexible mechanism 2 of hanging of a plurality of outriggers formula along the circumferencial direction, the flexible outer end of hanging mechanism 2 of outrigger formula is connected with template assembly 4's top, the flexible mechanism of hanging of outrigger formula, install two-way regulation vaulting pole 6 and drawing of patterns hydro-cylinder 7 between template assembly 4 and the arch ring truss 3 when pouring, arch ring truss 3 undertakes the lateral pressure of template.
The utility model discloses well cantilever hanger 1 adopts first cantilever boom and second cantilever boom to connect in parallel, connects as an organic wholely through steel pipe fastener 22 between first cantilever boom and the second cantilever boom, and two sets of cantilever booms not only have good stability, and the bearing capacity of hoist and mount operation also strengthens greatly moreover. The second support at the bottom of the cantilever beam 10 plays a supporting role, and the outer end of the cantilever beam 10 is pulled through the positioning of an anchor rod assembly 13 with the lower end embedded in the capping beam 5. Meanwhile, in order to enhance the strength of the cantilever beam 10, the vertical supporting rod 14, the first inclined supporting rod 17 and the second inclined supporting rod 18 are arranged, so that the cantilever beam 10, the vertical supporting rod 14, the first inclined supporting rod 17 and the second inclined supporting rod 18 are connected to form a triangular inclined pull frame structure, and the strength of the cantilever hanging bracket 1 and the stability and reliability of the hoisting operation are greatly improved.
The anti-falling screw steel sling 24 not only is a safe anti-falling measure, but also enhances the stability of the lifting arch truss 3.
When the utility model is used, the ring chain electric hoist 23 is started to enable the arch ring truss 3 and the template assembly 4 to fall integrally, and the length of the anti-falling deformed steel bar hanging strip 24 is prolonged, the anti-falling deformed steel bar hanging strip 24 is prolonged in a manner that an upper anti-falling deformed steel bar hanging strip 24 and a lower anti-falling deformed steel bar hanging strip 24 are connected through an internal thread sleeve, the upper end of the lower anti-falling deformed steel bar hanging strip 24 is in threaded connection with the lower part of the internal thread sleeve, and the lower end of the upper anti-falling deformed steel bar hanging strip 24 is in threaded connection with the upper part of the internal thread sleeve; because each cantilever hanger 1 is provided with a set of ring chain electric hoister 23, the plurality of ring chain electric hoisters 23 can be synchronously started or can independently hoist a certain group of template units of the correspondingly connected template assemblies 4 to fall down, and the synchronism of all the ring chain electric hoisters 23 is observed at any time in the falling process of the arch ring truss 3 and the template assemblies 4; the electric chain hoist 23 should be stopped in time when falling out of synchronization or blockage.
The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.
Claims (4)
1. Major diameter working well movable mould frame reverse construction hoist and mount system, its characterized in that: the anti-falling device comprises a circular annular capping beam poured at a working well mouth, wherein a plurality of cantilever hangers are uniformly and fixedly arranged along the circumferential direction of the capping beam, each cantilever hanger is provided with a ring chain electric hoist and an anti-falling deformed steel bar hanging strip, a lifting hook of the ring chain electric hoist is connected with the top of an arch ring truss in the working well, the lower end of the anti-falling deformed steel bar hanging strip is connected with the top of the arch ring truss through a lower nut component, and the upper end of the anti-falling deformed steel bar hanging strip is connected with the cantilever hangers through an upper nut component.
2. The large-diameter working well movable formwork reverse construction hoisting system according to claim 1, characterized in that: the cantilever hanging bracket comprises a first cantilever bracket and a second cantilever bracket which are arranged in parallel and have the same structure; the first cantilever frame and the second cantilever frame respectively comprise a first lower support and a second lower support which are arranged on the upper surface of the coping beam, the first lower support is positioned on the outer side of the second lower support, a cantilever beam is horizontally arranged on the first lower support and the second lower support, the inner end of the cantilever beam extends into the upper part of a well mouth of a working well, a first steel plate support is fixedly arranged at the outer end part of the cantilever beam, two shoulder pole beams are horizontally arranged on the first steel plate support, the shoulder pole beams are vertical to the cantilever beam, anchor rod assemblies are vertically arranged at two ends of the shoulder pole beams respectively, the lower ends of the anchor rod assemblies are embedded in the coping beam, and the upper ends of the anchor rod assemblies are in compression joint with the shoulder pole beams through nuts and pressing plates;
the cantilever beam top is vertically fixed with a vertical supporting rod which is positioned right above the second lower support, a second steel plate support is fixedly arranged at the upper end of the vertical supporting rod, a third steel plate support is arranged at the inner end of the cantilever beam, the right side of the first steel plate support is connected with the left side of the second steel plate support through a first inclined support rod, and the right side of the second steel plate support is connected with the left side of the third steel plate support through a second inclined support rod.
3. The large-diameter working well movable formwork reverse construction hoisting system according to claim 2, characterized in that: and an installation beam assembly is arranged between the third steel plate support of the first cantilever frame and the third steel plate support of the second cantilever frame, the ring chain electric elevator is arranged on the installation beam assembly, and the upper end of the anti-falling screw-thread steel sling is in compression joint with the top of the installation beam assembly through an upper nut assembly.
4. The large-diameter working well movable formwork reverse construction hoisting system as claimed in claim 2 or 3, wherein: a first short pipe is fixedly arranged on the first inclined stay bar, and a second short pipe is fixedly arranged on the vertical strut; the first short pipe of the first cantilever bracket and the first short pipe of the second cantilever bracket as well as the second short pipe of the first cantilever bracket and the second short pipe of the second cantilever bracket are connected into a whole through steel pipe fasteners.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120086924.3U CN214989893U (en) | 2021-01-13 | 2021-01-13 | Reverse construction hoisting system for large-diameter working well movable formwork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120086924.3U CN214989893U (en) | 2021-01-13 | 2021-01-13 | Reverse construction hoisting system for large-diameter working well movable formwork |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214989893U true CN214989893U (en) | 2021-12-03 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120086924.3U Expired - Fee Related CN214989893U (en) | 2021-01-13 | 2021-01-13 | Reverse construction hoisting system for large-diameter working well movable formwork |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214989893U (en) |
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2021
- 2021-01-13 CN CN202120086924.3U patent/CN214989893U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211203 |
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| CF01 | Termination of patent right due to non-payment of annual fee |