CN221346927U - Template system for synchronous pouring of vertical shaft hydraulic self-elevating type secondary lining and middle partition plate - Google Patents
Template system for synchronous pouring of vertical shaft hydraulic self-elevating type secondary lining and middle partition plate Download PDFInfo
- Publication number
- CN221346927U CN221346927U CN202322231524.9U CN202322231524U CN221346927U CN 221346927 U CN221346927 U CN 221346927U CN 202322231524 U CN202322231524 U CN 202322231524U CN 221346927 U CN221346927 U CN 221346927U
- Authority
- CN
- China
- Prior art keywords
- steel
- climbing
- pole
- template
- lining
- 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.)
- Active
Links
- 230000001360 synchronised effect Effects 0.000 title claims description 11
- 238000005192 partition Methods 0.000 title abstract description 25
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 107
- 239000010959 steel Substances 0.000 claims abstract description 107
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 230000009194 climbing Effects 0.000 claims description 47
- 230000005855 radiation Effects 0.000 claims description 27
- 238000009415 formwork Methods 0.000 claims description 11
- 238000003491 array Methods 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 238000005266 casting Methods 0.000 claims 6
- 125000006850 spacer group Chemical group 0.000 claims 6
- 238000010276 construction Methods 0.000 abstract description 24
- 238000009423 ventilation Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 8
- 238000005728 strengthening Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000011324 bead Substances 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Abstract
The utility model relates to the technical field of ventilation shaft construction, in particular to a template system for synchronously pouring a shaft hydraulic self-elevating secondary lining and a middle partition plate, which aims to solve the problem that a well body secondary lining and the middle partition plate cannot be quickly and synchronously constructed. The utility model provides a template system that two lining of shaft hydraulic pressure jack-up and median septum pour in step, includes enclosure and two steel forms, two the steel form with the central line symmetry of enclosure sets up in the enclosure, every all be provided with a plurality of steel trusses on the steel form inner peripheral wall, be connected with the strengthening ring between the steel truss. The template system is formed by assembling the steel template and the enclosure, so that the second lining and the middle partition plate of the well body can be quickly poured and molded, and meanwhile, the construction cost during the construction of the second lining and the middle partition plate of the well body is reduced, and the method has good economic benefits.
Description
Technical Field
The utility model relates to the technical field of ventilation shaft construction, in particular to a template system for synchronous pouring of a shaft hydraulic self-elevating secondary lining and an intermediate partition plate.
Background
A22.2 km extra-long highway tunnel in a certain place adopts a 3-hole and 4-shaft design scheme, 4-shaft is adopted for 5-section longitudinal ventilation in construction and ventilation periods, wherein the 3-shaft and the 4-shaft are respectively 4.7km and 7.7km away from a tunnel opening, so that the construction ventilation pressure of 11km of single-head long-distance tunneling of the 3-hole tunnel is effectively relieved, the ventilation shaft is used as an air supply tunnel, and the ventilation pressure in the construction period of a positive hole is relieved by utilizing the 'chimney' effect of the ventilation shaft. The well 3 and the well 4 are provided with the middle partition board in the middle of the well, the double effects of air supply and air exhaust of the well are realized by utilizing the middle partition board, if the middle partition board is prefabricated first, the well is installed from the bottom to the top after the construction of the second lining of the well is finished, the construction period is prolonged, the construction cost is increased, and the safety risk is increased, so that the construction of the 2 well is key by selecting the construction template and the construction method.
Disclosure of utility model
The utility model aims to solve the technical problem that the well body secondary lining and the middle partition board cannot be constructed rapidly and synchronously by arranging the middle partition board ventilation vertical shaft, and aims to provide a template system for synchronously pouring the hydraulic self-elevating secondary lining and the middle partition board of the highway ventilation vertical shaft, so that the problem that the well body secondary lining and the middle partition board cannot be constructed rapidly and synchronously, and the efficiency is low is solved.
The utility model is realized by the following technical scheme:
The utility model provides a template system that two lining of shaft hydraulic pressure jack-up and median septum pour in step, includes enclosure and two steel forms, two the steel form with the central line symmetry of enclosure sets up in the enclosure, every all be provided with a plurality of steel trusses on the steel form inner peripheral wall, be connected with the strengthening ring between the steel truss.
Among the above-mentioned technical scheme, steel form and enclosure are used for forming and pour the template, are convenient for construct two lining and middle baffle simultaneously, and the steel truss is used for supporting the steel form, and can build construction platform for constructor when pouring in the later stage.
In some alternative embodiments, the steel templates are semicircular, and the straight edges of two steel templates face each other with a distance.
According to the technical scheme, the two semicircular steel templates can form a cylindrical two-lining structure during pouring, and the middle partition plate can be formed between the two straight edges during pouring of the two linings.
In some optional technical solutions, the steel trusses are distributed in annular arrays on two sides of the steel template respectively with the center of the enclosure, and the lengths of the steel trusses gradually decrease from the center of the steel template to two sides.
In the technical scheme, the steel truss arranged in a surrounding manner can effectively enhance the bearing capacity of the concrete structure, namely the bearing strength between the steel template and the two liners and the middle partition plate can be enhanced.
In some optional technical schemes, a plurality of first brackets are connected between the arc-shaped edge of the steel template and the enclosure, and a plurality of second brackets are connected between the straight edges of the two steel templates.
In the above technical scheme, the first support and the second support are used for clamping the climbing pole at the later stage and lifting the vertical load bearing capacity.
In some optional technical schemes, the steel templates are welded with a plurality of flat steels at intervals along the height direction, and demoulding slopes with the taper of 0.5% are arranged at the bottom ends of the steel templates along the height direction.
In the technical scheme, the demolding slope can be used for demolding smoothly in the sliding and lifting process of the hydraulic integral sliding mold.
In some optional technical schemes, the upper end of first support is around setting up and being higher than along the girt the top surface of steel form, be provided with the pole-climbing in the first support, the pole-climbing with first support parallel arrangement, be provided with ball jack in the first support, two pour concrete formation two lining concrete between steel form arc limit and the lining well wall, a plurality of the upper end of pole-climbing wears to be equipped with a plurality of ball jacks, the other end of pole-climbing is located two lining concrete and is used for lengthening with the top pole-climbing.
Among the above-mentioned technical scheme, pole-climbing and first support are used for supporting the steel form, and fixed enclosure links into a whole template system, operation platform to bear whole template, operation platform system and the whole load of work progress to give hydraulic jack with vertical load transmission, simultaneously, the pole-climbing can bear the smooth load that comes that transfers, ball formula through jack, reducible pole-climbing is at the damage of climbing in-process and prevent its landing, avoids asynchronous climbing phenomenon to appear simultaneously.
In some optional technical schemes, the top of second support is higher than the height of steel form, the second support with the top surface of first support is located same horizontal height, just also be provided with pole-climbing and ball jack in the second support, two be used for pouring concrete between the steel form straight flange and form the septum concrete, be located the upper end of pole-climbing in the second support is also worn to be equipped with a plurality of ball jacks, and the other end is located the septum concrete and is used for lengthening with the top pole-climbing.
In the technical scheme, the effect of the climbing rod and the bead type jack on the first support is the same as that of the first support, and the climbing rod and the bead type jack are both used for bearing vertical loads and reducing damage to the climbing rod in climbing.
In some optional technical schemes, the climbing pole is of a steel pipe structure, one end of the climbing pole is subjected to necking treatment, and the distance between the joints of two adjacent climbing poles in the first bracket and the second bracket in the vertical direction is at least 100cm.
In the technical scheme, the climbing pole is made of steel pipes, so that the strength of the vertical load born by the climbing pole can be improved.
In some optional technical schemes, the steel truss comprises a plurality of upper radiation beams and a plurality of lower radiation beams, the upper radiation beams and the lower radiation beams correspond to each other, a space exists between the upper radiation beams and the lower radiation beams along the axial direction of the steel template, the plane where the upper radiation beams are located is used for paving an upper platform, and the plane where the bottom end of the steel template is located is used for paving a lower platform and a decoration platform.
In the technical scheme, the upper platform can be used as a construction platform for constructors, and the lower platform is mainly used for observing the sliding lifting process of the steel template.
In some alternative embodiments, the upper radiation beam is located in a plane 50mm below the top surface of the steel template.
In the technical scheme, the upper radiation beam is lower than the top surface of the steel template and is used for reserving a reserved space for the upper platform.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
1. The steel template and the enclosure are simple in structure, simple in assembly process and high in construction speed, the construction efficiency of 6m/d is achieved in the implementation process, the construction efficiency of 186 m/month in month construction is realized, the construction period is shortened, meanwhile, the template automatically climbs only by means of climbing rods in a second lining of a well body and a middle partition plate which are buried, the occupation cost of equipment such as a plurality of winches and a steady car is saved, the construction cost of the second lining of a shaft and the middle partition plate in construction period is reduced, and good economic benefits are achieved;
2. The well body secondary lining and the middle partition board can be synchronously lined, so that the middle partition board is better stable and firm in structure on secondary lining concrete, and has good anti-seismic performance.
Drawings
The accompanying drawings, which are included to provide a further understanding of embodiments of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view at A-A in FIG. 1;
fig. 3 is a cross-sectional view at B-B in fig. 1.
In the drawings, the reference numerals and corresponding part names:
1. A steel template; 11. a first bracket; 12. a second bracket; 2. a surrounding ring; 3. a reinforcing ring; 41. an upper radiation beam; 42. a lower radiation beam; 5. climbing a pole; 6. ball type jack; 7. second lining concrete; 8. middle partition plate concrete; 9. and (5) a lower platform.
Detailed Description
For the purpose of making apparent the objects, technical solutions and advantages of the present utility model, the present utility model will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present utility model and the descriptions thereof are for illustrating the present utility model only and are not to be construed as limiting the present utility model. It should be noted that the present utility model is already in a practical development and use stage.
As shown in fig. 1, this embodiment 1 provides a formwork system that synchronous pouring of two lining of shaft hydraulic jack-up and middle baffle, including enclosure 2 and two steel forms 1, two steel forms 1 set up in enclosure 2 with the central line symmetry of enclosure 2, all are provided with a plurality of steel trusses on every steel form 1 inner peripheral wall, are connected with between the steel trusses and strengthen circle 3.
As shown in fig. 1, the steel templates 1 are semicircular, and the straight sides of two steel templates 1 face each other with a space therebetween.
As shown in fig. 1, the steel trusses are distributed in an annular array on both sides of the steel form 1 with the center of the enclosure 2, and the lengths of the steel trusses gradually decrease from the center of the steel form 1 to both sides.
As shown in fig. 1 and 2, a plurality of first brackets 11 are connected between the arc-shaped edge of the steel template 1 and the enclosure 2, and a plurality of second brackets 12 are connected between the straight edges of the two steel templates 1.
The steel template 1 is welded with a plurality of flat steels at intervals along the height direction, and the bottom end of the steel template 1 is provided with a demoulding slope with the taper of 0.5 percent along the height direction.
As shown in fig. 1 and 2, the upper end of the first bracket 11 is arranged along the enclosure 2 in a surrounding manner and is higher than the top surface of the steel formwork 1, the first bracket 11 is internally provided with a climbing rod 5, the climbing rod 5 is arranged in parallel with the first bracket 11, the first bracket 11 is internally provided with ball type jacks 6, concrete is poured between the arc edges of the two steel formworks 1 and a lining well wall to form two lining concrete 7, the upper ends of the plurality of climbing rods 5 are penetrated with a plurality of ball type jacks 6, and the other ends of the climbing rods 5 are positioned in the two lining concrete 7 and are used for lengthening with the top climbing rod 5.
As shown in fig. 1 and 3, the top end of the second bracket 12 is higher than the steel formwork 1, the second bracket 12 and the top surface of the first bracket 11 are positioned at the same horizontal height, a climbing rod 5 and a ball type jack 6 are also arranged in the second bracket 12, concrete is poured between the straight edges of the two steel formworks 1 to form a middle-wall concrete 8, a plurality of ball type jacks 6 are also arranged at the upper end of the climbing rod 5 in the second bracket 12 in a penetrating manner, and the other end of the climbing rod is positioned in the middle-wall concrete 8 and used for lengthening with the top climbing rod 5.
The climbing pole 5 is of a steel pipe structure, one end of the climbing pole 5 is subjected to necking treatment, and the joint vertical direction interval between two adjacent climbing poles 5 in the first bracket 11 and the second bracket 12 is at least 100cm.
Specifically, the steel template 1 and the enclosure 2 are fixed through bolt connection, the steel template 1 is added with batten plates for welding reinforcement after being debugged, the steel template 1 is provided with a plurality of first brackets 11 and second brackets 12, the first brackets 11 and the second brackets 12 are welded by adopting No. 14 channel steel and steel plates with the thickness of 14mm, the total height of the steel template 1 is 1500mm, the effective pouring height of the steel template 1 is 1200mm, the elastic section of the steel template 1 is 300mm, the bottom end of the steel template 1 is provided with demoulding slopes with the taper of 0.5% in the height range of 300mm upwards, flat steel is arranged at intervals of 500mm along the height direction of the steel template 1, the first brackets 11 and the second brackets 12 are respectively provided with a climbing rod 5, the climbing rods 5 are steel pipes with the diameter of phi 48.3mm multiplied by 3.5mm, one end of each climbing rod 5 is subjected to necking treatment at the length of 50mm, the outer diameter of the treated steel pipes is phi 39mm multiplied by 3.5mm, the necking ends of the climbing rods 5 are inserted into the inside of the lower section high and are firmly welded when the necking ends are connected, one end of the climbing rod 5 is penetrated with a ball jack 6, the other end is positioned in the secondary lining concrete 7 or the middle partition concrete 8 and is used for lengthening the climbing rod 5 at the top end, a lifting frame is arranged between the ball jack 6 and the steel template 1 and can be used for supporting the template and fixing the enclosure 2, the template system and the operation platform system are connected into a whole to bear the whole load of the whole template, the operation platform system and the construction process and transmit the vertical load to the ball jack 6, the climbing rod 5 climbs by means of the ball jack 6, the ball jack 6 can avoid the climbing rod 5 from being damaged during climbing, one end of the climbing rod 5 is subjected to necking treatment, during lengthening, the necking end of the climbing rod 5 can be inserted into the lower section of the high exposed steel pipe and is firmly welded, during climbing of the climbing rod 5, concrete can be poured to respectively form the secondary lining concrete 7 and the middle partition concrete 8, the lengths of the climbing poles 5 buried in the second lining concrete 7 and the middle partition concrete 8 in the first batch are different from each other, at least four lengths are adopted, the intervals between joints of adjacent climbing poles 5 are at least 1m, and when the climbing poles 5 ascend, extension can be carried out at the end parts of the joints so as to reach the height required to be poured.
As shown in fig. 2 and 3, the steel truss includes a plurality of upper radiation beams 41 and a plurality of lower radiation beams 42, the upper radiation beams 41 and the lower radiation beams 42 correspond to each other, a space exists between the upper radiation beams 41 and the lower radiation beams 42 along the axial direction of the steel form 1, a plane where the upper radiation beams 41 are located is used for laying an upper platform, and a plane where the bottom end of the steel form 1 is located is used for laying a lower platform 9 and a finishing platform.
The upper radiation beam 41 is located in a plane 50mm below the top surface of the steel form 1.
Specifically, the upper platform is a first-layer construction platform, is mainly used for worker operation, reinforcement binding, sundry stacking and the like during slip-form construction, the lower platform 9 is mainly used as an observation platform, is mainly used for observation of workers in the slip-form concrete pouring and slip-rise processes of the templates, and the modification platform is mainly used as an operation platform for repairing and maintaining concrete on the surfaces of the two linings and the middle partition plates of the poured well, and the lower platform 9 and the top surface of the modification platform are paved with scaffold boards or pattern steel plates.
The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the utility model, and is not meant to limit the scope of the utility model, but to limit the utility model to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (7)
1. The utility model provides a template system that synchronous pouring of two lining of shaft hydraulic pressure jack-up and median septum, its characterized in that, including enclosing circle (2) and two steel form (1), two steel form (1) with the central line symmetry of enclosing circle (2) sets up in enclosing circle (2), every interval 500mm of steel form (1) has a plurality of band steel along the direction of height welding, be provided with the drawing of patterns slope that the tapering is 0.5% in 300mm of direction of height of steel form (1) bottom, every all be provided with a plurality of steel trusses on steel form (1) inner peripheral wall, be connected with stiffening ring (3) between the steel trusses, steel truss includes a plurality of last radiation beam (41) and a plurality of lower radiation beam (42), last radiation beam (41) with lower radiation beam (42) correspond each other, go up radiation beam (41) with lower radiation beam (42) are followed there is the interval in steel form (1) axial direction, go up radiation beam (41) place plane is used for laying the upper radiation beam (41) place plane and is used for laying the bottom of platform (1) place plane (50 mm) and place platform place plane (9 mm down.
2. A shaft hydraulic jack-up secondary and middle spacer synchronous casting formwork system as claimed in claim 1, wherein: the steel templates (1) are semicircular, and straight sides of the two steel templates (1) face each other and have a distance.
3. A shaft hydraulic jack-up secondary and middle spacer synchronous casting formwork system as claimed in claim 2 wherein: the steel trusses are distributed in annular arrays on two sides of the steel template (1) respectively at the center of the enclosure (2), and the lengths of the steel trusses gradually decrease from the center of the steel template (1) to two sides.
4. A shaft hydraulic jack-up secondary and middle spacer synchronous casting formwork system as claimed in claim 2 wherein: a plurality of first brackets (11) are connected between the arc-shaped edge of the steel template (1) and the enclosure (2), and a plurality of second brackets (12) are connected between the straight edges of the two steel templates (1).
5. The formwork system for synchronous casting of hydraulic jack-up secondary and middle spacers for a shaft as claimed in claim 4, wherein: the upper end of the first bracket (11) is arranged along the enclosure (2) in a surrounding way and higher than the top surface of the steel template (1), a climbing rod (5) is arranged in the first bracket (11), the climbing rod (5) is arranged in parallel with the first bracket (11), a ball type jack (6) is arranged in the first bracket (11), two between steel form (1) arc limit and the lining well wall concreting forms two lining concrete (7), a plurality of the upper end of pole-climbing (5) is worn to be equipped with a plurality of ball jack (6), the other end of pole-climbing (5) is located two lining concrete (7) and is used for lengthening with top pole-climbing (5).
6. The formwork system for synchronous casting of hydraulic jack-up secondary and middle spacers for a shaft as claimed in claim 5, wherein: the top of second support (12) is higher than the height of steel form (1), second support (12) with the top surface of first support (11) is located same level, just also be provided with pole (5) and ball jack (6) in second support (12), two be used for pouring concrete between steel form (1) straight flange and form middle baffle concrete (8), be located the upper end of pole (5) in second support (12) is also worn to be equipped with a plurality of ball jacks (6), and the other end is located middle baffle concrete (8) and is used for lengthening with top pole (5).
7. The formwork system for synchronous casting of hydraulic jack-up secondary and middle spacers for a shaft as claimed in claim 6, wherein: the climbing pole (5) is of a steel pipe structure, one end of the climbing pole (5) is subjected to necking treatment, and the vertical joint distance between two adjacent climbing poles (5) in the first bracket (11) and the second bracket (12) is at least 100cm.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221346927U true CN221346927U (en) | 2024-07-16 |
Family
ID=
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111945891B (en) | Ring truss high-altitude in-situ splicing construction method | |
| CN102535843A (en) | Construction method of circular reinforced concrete chimney cylinder wall and hydraulic sliding mould device | |
| CN112502714B (en) | Assembled shaft barrel structure and design and construction method | |
| CN108979156A (en) | The construction method of the anti-buckling steel plate concrete combined shear wall Core Walls Structure of basement | |
| CN110924537A (en) | Construction process of H-shaped steel concrete transfer beam-reinforced concrete column joint | |
| CN106976157A (en) | A kind of post stretching precast beam pedestal for being applicable different length and cross sectional shape | |
| CN213418186U (en) | Circular roofing steel truss structure | |
| CN221346927U (en) | Template system for synchronous pouring of vertical shaft hydraulic self-elevating type secondary lining and middle partition plate | |
| CN111424968A (en) | Slip-form construction method for buttress column silo | |
| CN218061492U (en) | Device for pouring concrete platform on steel structure frame | |
| CN214737289U (en) | Mounting structure for assembled elevated road and bridge | |
| CN212054734U (en) | A template that is used for quick lining cutting of city portal tunnel | |
| CN115045505A (en) | Device for pouring concrete platform on steel structure frame and construction method | |
| CN213806505U (en) | Shaping operation platform in elevator shaft | |
| CN210195036U (en) | Groove type composite beam | |
| CN211769949U (en) | Movable arm type tower crane underframe ballast type foundation | |
| CN210917391U (en) | Construction joint between lattice column and inner supporting beam piece | |
| CN208201923U (en) | A kind of armpit Angle formwork overlapping assembled comprehensive pipe gallery structure | |
| CN111365033A (en) | Rapid lining method and template for tunnel-shaped tunnel of city portal | |
| CN112536898A (en) | Adjustable general stair mold | |
| CN212507057U (en) | Spandrel girder structure is built in building room | |
| CN216740376U (en) | Hinged prefabricated reinforced concrete column structure | |
| CN114045861B (en) | Tower crane foundation connecting structure transferring force to existing column and construction method thereof | |
| CN213539495U (en) | Inclined anti-skid concrete cushion block | |
| CN219865026U (en) | Roadway support structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |