CN210308361U - Self-contraction type inner formwork structure for caisson prefabrication - Google Patents
Self-contraction type inner formwork structure for caisson prefabrication Download PDFInfo
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- CN210308361U CN210308361U CN201920690211.0U CN201920690211U CN210308361U CN 210308361 U CN210308361 U CN 210308361U CN 201920690211 U CN201920690211 U CN 201920690211U CN 210308361 U CN210308361 U CN 210308361U
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Abstract
The utility model belongs to the technical field of the building templates, specifically disclose a be used for prefabricated from contraction type inner formword structure of caisson, including mandrel template subassembly, mandrel hoisting device, compression support, mandrel template subassembly is located a plurality of mandrel angle templates in bight including horizontal and a plurality of mandrel side templates that all set up in pairs, the compression support is connected with mandrel hoisting device through the mode of pegging graft in the inboard of nearly mandrel side template, the compression support is passed through the connecting piece in the outside of nearly mandrel side template and is connected with mandrel side template. This from contraction type inner formword simple structure, the cost of manufacture is low, and the dismouting is all comparatively convenient, and work efficiency is high, provides the guarantee for the safety of operation work simultaneously, uses safe and reliable.
Description
Technical Field
The utility model belongs to the technical field of the building templates, especially, relate to a be used for prefabricated from contraction type inner formwork structure of caisson.
Background
In the prior art, in port and wharf engineering, particularly in a caisson wharf structure, a template of a bin lattice in a caisson is usually a loose template, a support system is arranged in the bin lattice to complete erection and forming of the template, and then concrete is poured.
To this end, a patent number 200720170335.3 was developed, entitled: the utility model discloses an automatic retractable caisson or deep well steel form open and shut's utility model patent, this template are the square tubular structure of compriseing inboard mould one, inboard mould two, angle mould and template bearing structure, and the upper and lower two sets of connecting rod receipts that comprise adjustable shelf, mount are installed on central casing frame, and two upper and lower adjustable shelves slide on central casing frame by the hydraulic cylinder drive, and two sets of connecting rod receipts are moved about in the drive and are received a mechanism and stretch out and draw back simultaneously to the supporting template and the shrink drawing of patterns. However, the template has a complex structure and high manufacturing cost, needs a plurality of sets of hydraulic oil cylinders for driving, and has high energy consumption.
Therefore, the research and development of a self-contraction type inner template structure which has simple structure, low manufacturing cost and convenient assembly and disassembly is urgent.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of prior art, disclosing a be used for the prefabricated from shrink-type inner formword structure of caisson, should be from shrink-type inner formword simple structure, the cost of manufacture is low, and the dismouting is all comparatively convenient, and work efficiency is high, provides the guarantee for the safety of operation work simultaneously, uses safe and reliable.
In order to achieve the technical purpose, the utility model discloses a realize according to following technical scheme:
a from contraction type inner formword structure for caisson is prefabricated, including mandrel template subassembly, mandrel hoisting device, compression support, mandrel template subassembly is including horizontal and a plurality of mandrel side form boards that vertically all set up in pairs, is located a plurality of mandrel angle templates of bight, the compression support is connected with mandrel hoisting device in the inboard mode through pegging graft of nearly mandrel side form board, the compression support is connected with the mandrel side form board in the mode through pegging graft in the nearly mandrel side form board outside.
As a further improvement of the above technology, the core mold plate assembly is of a square structure, two core mold side mold plates are arranged on the same long side or the same wide side, the core mold corner mold plates are arranged at four corners of the square structure, the core mold plate assembly further comprises a core mold connecting piece and bolts, the core mold connecting piece is connected to the two core mold side mold plates which are oppositely arranged, and the core mold side mold plates are connected with the core mold corner mold plates adjacent to the core mold side mold plates through the bolts.
As a further improvement of the above technology, the core mold lifting device comprises a support, support ear plates, reinforcing plates, a connecting shaft, a compression spring and a pin shaft, wherein the support is positioned between two adjacent core mold side mold plates on the same long edge or the wide edge, the support is far away from the core mold side ear plates and is perpendicularly welded with the reinforcing plates, a round-angle rectangular block matched with the shaft is arranged on the reinforcing plates, and the compression spring is installed on the connecting shaft.
As a further improvement of the technology, the top of the bracket is also provided with a lifting lug for lifting.
As a further improvement of the above technology, the compression support includes a base body, a first support ear plate installed on the base body near the inner side of the core mold side mold plate and a second support ear plate installed on the outer side of the core mold side mold plate, and a sleeve, the first support ear plate is connected with the support ear plate through a bolt, the second support ear plate is connected with the core mold side mold plate through a connecting piece, and the sleeve is coaxially arranged with the connecting shaft of the core mold lifting device.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) from contraction type inner formword, it utilizes compression spring to tighten up and drive mandrel side form to the inside shrink of mandrel through mandrel hoisting device to make the steel form break away from the concrete face, then promote the steel form to required height, the simple easily realization of form removal process.
(2) From contraction type inner formword, simple structure, work efficiency is high, can be better ensure operation workman's safety, the operation installation is dismantled portably moreover, the cost of manufacture is low.
Drawings
The invention will be described in detail with reference to the following drawings and specific embodiments:
fig. 1 is a schematic structural view of the self-contracting inner form of the present invention;
fig. 2 is a schematic view (front view) showing a combination of the core mold lifting device and the compression support of the present invention;
fig. 3 is a schematic view (side view) of the combination of the core mold lifting device and the compression support of the present invention;
fig. 4 is a schematic view (plan view) showing a combination of the core mold lifting device and the compression bracket according to the present invention.
Detailed Description
A from contraction type inner formword structure for caisson is prefabricated, including mandrel template subassembly 10, mandrel hoisting device 20, compression support 30, mandrel template subassembly 10 is located a plurality of mandrel angle templates 12 of bight including horizontal and a plurality of mandrel side templates 11 that vertically all set up in pairs, compression support 30 is connected with mandrel hoisting device 20 in the mode of nearly mandrel side template 11 inboard through pegging graft, compression support 30 is connected with mandrel side template 11 in the mode of nearly mandrel side template 11 outside through pegging graft.
The core die plate assembly 10 is of a square structure, two core die side die plates 11 are arranged on the same long edge or the same wide edge, the core die corner die plates 12 are arranged at four corners of the square structure, the core die plate assembly 10 further comprises core die connecting pieces 13 and bolts 14, the core die connecting pieces 13 are connected to the two core die side die plates 11 which are oppositely arranged, and the core die side die plates 11 are connected with the adjacent core die corner die plates 12 through the bolts 14.
Mandrel hoisting device 20 includes support 21, support otic placode 22, stiffening plate 23, connecting axle 24, compression spring 25, round pin axle 26, support 21 is located between two adjacent mandrel side formworks 11 on same long limit or broad edge, support 21 is kept away from mandrel side otic placode and stiffening plate 23 vertical welding, sets up a fillet rectangle piece that matches with the axle on the stiffening plate 23, compression spring 25 installs on connecting axle 24, in addition, support 21 top still is provided with lifting lug 27 for hoist and mount.
The compression support 30 comprises a support body 31, a first support ear plate 32 arranged on the inner side of the near side template 11 on the support body 31, a second support ear plate 33 arranged on the outer side of the near side template 11, and a sleeve 34, wherein the first support ear plate 32 is connected with the support ear plate 22 through a bolt, the second support ear plate 33 is connected with the core mold side template 11 through a bolt, and the sleeve 34 is coaxially arranged with the connecting shaft 24 of the core mold lifting device 20.
The following concrete description the utility model discloses a work process that is used for prefabricated from contraction type inner formwork structure of caisson:
(1) before the template is installed into a warehouse:
firstly, connecting a core mould side template 11 and a core mould angle template 12 together through bolts 14;
then, the bracket ear plate 22 of the compression bracket 30 near the mold end is connected with the core mold side mold plate 11 through a latch, and the second bracket ear plate 33 of the compression bracket 30 near the mold lifting device 20 is connected with the bracket ear plate 22 of the bracket through a connecting piece 35 to complete the assembly of the integral mold plate system.
(2) The lifting lugs 27 on the bracket are connected with the hooks of the crawler crane by using steel wire ropes, and meanwhile, the steel wire ropes are ensured to be proper in length, so that the template cannot be inclined during lifting; the crawler crane slowly lifts the template upwards, at the moment, the compression spring 25 in the core mold lifting device 20 is in a compression state, the compression support 30 drives one side of the core mold side template 11 close to the core mold lifting device 20 to move towards the center of the bin lattice through the first support lug plate 32, and at the moment, the section size of the template system is smaller than the designed section size of the bin lattice, so that the template system can be directly lifted in place.
(3) After the formwork system is in place, the support 21 falls down to cause the compression spring 25 in the core mold lifting device 20 to be slowly restored, the compression support 30 drives one side of the core mold side formwork 11 close to the core mold lifting device 20 to start moving towards the outside of the warehouse through the first support lug plate 32, and at the moment, the section size of the formwork system is gradually matched with the design section size of the warehouse.
(4) After the formworks are in place, a core mould connecting piece 13 is arranged between the core mould side formworks 11 so as to ensure the stress requirement of the formworks in the concrete pouring process.
(4) After the concrete pouring is finished and the formwork removal requirement is met, the formwork system can be lifted to the next bin grid according to the step 2 after the core mould connecting piece 13 is removed, and the process is repeated.
The present invention is not limited to the above embodiments, and various modifications and variations of the present invention are not departed from the spirit and scope of the present invention, and if they fall within the claims and equivalent technical scope of the present invention, the present invention is also meant to include such modifications and variations.
Claims (5)
1. The utility model provides a be used for prefabricated from contraction type internal template structure of caisson which characterized in that: including mandrel template subassembly, mandrel hoisting device, compression support, mandrel template subassembly includes horizontal and vertical a plurality of mandrel side form boards that all set up in pairs, is located a plurality of mandrel angle templates in bight, the compression support is connected with mandrel hoisting device through the mode of pegging graft in the inboard of nearly mandrel side form board, the compression support is connected with the mandrel side form board through the connecting piece in the outside of nearly mandrel side form board.
2. The self-retracting internal formwork structure for caisson prefabrication of claim 1, wherein: the core mould template assembly is of a square structure, two core mould side templates are arranged on the same long edge or the wide edge, the core mould corner templates are arranged at four square corners, the core mould template assembly further comprises a core mould connecting piece and a bolt, the core mould connecting piece is connected to the two core mould side templates which are oppositely arranged, and the core mould side templates are connected with the adjacent core mould corner templates through bolts.
3. The self-retracting internal formwork structure for caisson prefabrication of claim 2, wherein: mandrel hoisting device includes support, support otic placode, stiffening plate, connecting axle, compression spring, round pin axle, the support is located between two adjacent mandrel side templates on same long limit or broadside, mandrel side otic placode and the perpendicular welding of stiffening plate are kept away from to the support, set up a fillet rectangle piece that matches with the axle on the stiffening plate, compression spring installs on the connecting axle.
4. The self-retracting internal formwork structure for caisson prefabrication of claim 3, wherein: lifting lugs for lifting are further arranged at the tops of the supports.
5. The self-retracting internal formwork structure for caisson prefabrication of claim 3, wherein: the compression support includes the pedestal, installs second support otic placode, the sleeve in the inboard first support otic placode of nearly mandrel side form board and nearly mandrel side form board outside on the pedestal, first support otic placode is connected with the support otic placode through the bolt, the second support otic placode is connected with the mandrel side form board through the connecting piece, the sleeve sets up with the mandrel hoisting device's the connecting axle is coaxial.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920690211.0U CN210308361U (en) | 2019-05-14 | 2019-05-14 | Self-contraction type inner formwork structure for caisson prefabrication |
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| CN201920690211.0U CN210308361U (en) | 2019-05-14 | 2019-05-14 | Self-contraction type inner formwork structure for caisson prefabrication |
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| CN210308361U true CN210308361U (en) | 2020-04-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112942400A (en) * | 2021-04-27 | 2021-06-11 | 燕山大学 | Hydraulic automatic contraction mechanism for L-shaped prefabricated caisson core mold |
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2019
- 2019-05-14 CN CN201920690211.0U patent/CN210308361U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112942400A (en) * | 2021-04-27 | 2021-06-11 | 燕山大学 | Hydraulic automatic contraction mechanism for L-shaped prefabricated caisson core mold |
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