CN108952161B - Assembled rapid demolding device for large steel mold and construction method of assembled rapid demolding device - Google Patents
Assembled rapid demolding device for large steel mold and construction method of assembled rapid demolding device Download PDFInfo
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- CN108952161B CN108952161B CN201810670705.2A CN201810670705A CN108952161B CN 108952161 B CN108952161 B CN 108952161B CN 201810670705 A CN201810670705 A CN 201810670705A CN 108952161 B CN108952161 B CN 108952161B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G19/00—Auxiliary treatment of forms, e.g. dismantling; Cleaning devices
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
According to the assembled rapid demoulding device for the steel large mould and the construction method thereof, before building pouring, the device is arranged on the steel large mould, and when the outer surface of the plane plate of the top block rotates to the plane of the mould plate surface of the steel large mould, the top block is locked by the locking piece, so that the plane plate of the top block is used as a mould together with the steel large mould when the building is poured; after the building body is poured and reaches a certain strength, the locking piece is unlocked to the top block, the top block can be rotated by rotating the lever, so that the top block props against the building body to realize demoulding, potential safety hazards caused by various nonstandard construction in the steel large mould demoulding process can be greatly reduced, meanwhile, the template demoulding speed is accelerated due to simple operation, the construction period is correspondingly shortened, the investment of labor force is reduced, the construction difficulty of personnel is reduced, the potential safety hazards caused by improper construction are reduced, other construction equipment is not occupied, repeated turnover use is realized, and the social effect is quite remarkable.
Description
Technical Field
The invention belongs to the field of building construction, and particularly relates to an assembled rapid demolding device for a steel large mold and a construction method thereof.
Background
In building construction, when pouring large-area walls or applying a jacking platform to perform high-rise structure construction, large-scale steel templates are used for concrete pouring in order to improve the utilization rate of templates, shorten the construction period and reduce the cost. After the concrete is poured and maintained to the specified strength, the adsorption force between the steel form and the concrete structure is rapidly increased due to the factors of shrinkage deformation, hydration heat and the like of the concrete and the comprehensive influence of various external forces in the pouring process, so that the demoulding of the steel form is very difficult.
In general, the steel forms are demolded by using a crow bar or by forcibly pulling the steel forms with a chain block during construction. When the crow bars are used for demolding the steel forms, the steel forms are easy to deform and even the quality defect of concrete is caused. When the steel template is forcibly pulled by the chain block to release the steel template, once the fixed point is broken, construction safety accidents are caused.
Therefore, how to provide an assembled rapid demoulding device for a large steel mould and a construction method thereof, which can realize safe and rapid demoulding without damaging the surfaces of the steel mould and the structure, has become a technical problem that the construction industry needs to further perfect and optimize.
Disclosure of Invention
The invention aims to provide an assembled rapid demoulding device for a large steel mould and a construction method thereof, wherein a lever principle is applied to a steel mould demoulding process, and a detachable simple demoulding device is arranged on the steel mould, so that safe and rapid demoulding can be realized, the steel mould and the structure surface are not damaged, and the problems of safety and quality caused by measures such as a crowbar, a chain block and the like which are commonly used in the demoulding process of a concrete steel mould in the prior art are solved.
In order to solve the technical problems, the invention provides the following technical scheme:
the utility model provides an assembled quick shedder for big mould of steel, includes frame, kicking block, lever, round pin axle and locking piece, the frame is fixed to be set up on the big mould of steel, the kicking block through horizontal setting the round pin axle set up in on the frame, a notch is seted up on the big mould of steel, one side of kicking block has a plane board, the opposite side of kicking block with lever fixed connection, the lever can drive the kicking block is around round pin axle rotates, the locking piece install in on the frame, the surface of kicking block can with the notch seals when the face place plane of the face place of the big mould of steel is rotated to the face place plane of the big mould of steel, the locking piece is in the surface of face plate of kicking block rotates can lock the kicking block when the face place plane of the big mould of steel.
Preferably, in the above-mentioned assembled rapid demoulding device for a large steel mould, the frame comprises a top plate, a bottom plate and two side plates, the top plate, the bottom plate and the two side plates enclose to form a square structure, and the two side plates are fixed on the vertical edges of the large steel mould through bolts.
Preferably, in the above-mentioned assembled quick demoulding device for a large steel mould, the frame further comprises two vertical rib plates, the upper ends of the two vertical rib plates are respectively fixedly connected with the top plate, the lower ends of the two vertical rib plates are respectively fixedly connected with the bottom plate, the two vertical rib plates are parallel to the side plates, the two vertical rib plates are positioned on two sides of the notch of the large steel mould, through holes for the pin shaft to pass through are formed in the top block, and two ends of the pin shaft are respectively arranged on the two vertical rib plates.
Preferably, in the above-mentioned assembled rapid demoulding device for a large steel mould, a sleeve for inserting the lever is arranged on the other side of the top block.
Preferably, in the above-mentioned assembled quick demoulding device for a large steel mould, the locking piece is a top block positioning bolt, a bolt hole matched with the top block positioning bolt is formed in a bottom plate of the frame, a positioning groove is formed in the top block, and when the outer surface of the plane plate of the top block rotates to the plane of the mould plate surface of the large steel mould, the top block positioning bolt can be screwed into the positioning groove to lock the top block.
Preferably, in the above-mentioned assembled rapid demoulding device for steel large moulds, the top block is a semicircular structure formed by enclosing the plane plate, the curved plate and the two side plates.
Preferably, in the above-mentioned assembled rapid demoulding device for a large steel mould, a sleeve for inserting a lever is fixedly arranged on the curved plate of the top block.
Preferably, in the above-mentioned assembled quick demoulding device for a large steel mould, the locking piece is a top block positioning bolt, a bolt hole matched with the top block positioning bolt is formed in a bottom plate of the frame, a positioning groove is formed in a curved plate of the top block, and when the outer surface of the plane plate of the top block rotates to a plane where a mould plate surface of the large steel mould is located, the top block positioning bolt can be screwed into the positioning groove to lock the top block.
Preferably, in the above-mentioned assembly type rapid demoulding device for a large steel mould, the notch is rectangular, the upper end face of the notch is chamfered inwards at an angle of 45 degrees, and the lower end face of the notch is horizontally and vertically chamfered.
The invention also discloses a construction method of the assembled rapid demoulding device for the steel large mould, which comprises the following steps:
step one, installing a large steel die on the outer side of a building body to be poured;
installing a pair of the assembly type rapid demoulding devices for the large steel mould according to any one of claims 1-9 on the large steel mould, wherein the distance between the adjacent assembly type rapid demoulding devices is 1-2 m, the center position of each assembly type rapid demoulding device is 0.5-1 m away from the top surface of the large steel mould, the plane plate of the top block seals the notch of the large steel mould by rotating a lever, and the top block is locked by the locking piece;
pouring the building body to be poured;
fourthly, after the building body reaches the preset strength, releasing the locking piece to unlock the top block;
and fifthly, simultaneously rotating a lever of the assembled rapid demoulding device to enable the corresponding top block to prop the building body, so as to separate the building body from the steel large mould.
Compared with the prior art, the technical scheme disclosed by the invention has the following beneficial effects:
the assembled rapid demoulding device for the steel large mould is arranged on the steel large mould before pouring a building body, the notch can be sealed when the outer surface of the plane plate of the top block rotates to the plane of the mould plate surface of the steel large mould, and the position of the top block is locked by the locking piece, so that the plane plate of the top block and the steel large mould are used together as a mould plate when the building body is poured; when pouring of the building body is completed and reaches a certain strength, the locking piece is unlocked to the top block, the top block can be rotated by rotating the lever, so that the top block props the building body, the large steel die is separated from the building body, and therefore demoulding is realized, potential safety hazards caused by various nonstandard construction in the demoulding process of the large steel die can be greatly reduced, meanwhile, the demoulding speed of the template is also increased due to simple and convenient operation, the construction period is correspondingly shortened, and the investment of labor force is reduced; compared with the traditional crowbar demolding method, the method not only can ensure that the large steel mold and the building structure are not damaged in the demolding process, but also can finish the demolding process more conveniently and rapidly; compared with a method of forcibly demolding by means of facilities such as chain blocks, the method is safer and more effective, and does not occupy other construction equipment and materials. In addition, the invention completely adopts the design of the assembly type mechanism, has simple operation, reduces the construction difficulty of personnel, reduces the potential safety hazard caused by improper construction, does not occupy other construction equipment, can be repeatedly recycled, and has remarkable social effect. And the device can be repeatedly recycled for multiple times, so that the economy is greatly improved.
According to the construction method of the assembled rapid demoulding device for the large steel mould, before building concrete is poured, the plane plate of the top block seals the notch of the large steel mould by rotating the lever, and the locking piece is used for locking the top block; the device can replace the missing template panel in the concrete pouring process of the building body. In the demoulding stage, the lever is inserted into the sleeve of the jacking block, the jacking block is rotated by pressing the lever, the jacking force is amplified by the lever, so that the bottom of the jacking block is pushed against the building body, and the large steel die is quickly separated from the building body through the reaction force. The assembled rapid demoulding device can rapidly complete the demoulding process, quicken the construction progress and improve the construction efficiency, and the method is an improved form of the demoulding process for ensuring the construction safety and can be widely applied to the structural construction of large steel moulds or large steel moulds for high-rise building jacking platforms in large areas.
Drawings
FIG. 1 is a view showing the state of use of an assembled rapid stripping apparatus for large steel molds according to an embodiment of the present invention;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a schematic elevation view of an assembled rapid tooling apparatus for large steel molds in accordance with one embodiment of the invention;
FIG. 4 is a schematic side view of an assembled quick stripping apparatus for large steel molds in accordance with one embodiment of the invention;
FIG. 5 is a schematic view of a frame according to an embodiment of the invention;
FIG. 6 is a schematic view of the vertical ribs of a frame in accordance with one embodiment of the present invention;
FIG. 7 is a schematic view of a side plate of a frame according to an embodiment of the invention;
FIG. 8 is a schematic elevation view of a top block according to an embodiment of the invention;
FIG. 9 is a schematic side view of a top block according to an embodiment of the present invention;
fig. 10 is a schematic structural diagram of an assembled rapid stripping device for large steel dies according to an embodiment of the present invention in the second step:
fig. 11 is a schematic structural diagram of an assembled rapid stripping device for large steel dies according to an embodiment of the present invention at the fourth step:
fig. 12 is a schematic structural diagram of an assembled rapid stripping device for large steel dies according to an embodiment of the present invention in the fifth step.
In the figure: 100-assembled quick demoulding device, 1-steel large mould, 2-building body, 3-frame, 31-roof, 32-bottom plate, 321-second bolt hole, 33-side plate, 331-first bolt hole, 34-vertical rib plate, 341-round hole, 4-first bolt, 5-ejector block, 51-plane plate, 52-positioning groove, 53-through hole, 54-sleeve, 6-pin shaft, 7-ejector block positioning bolt, 8-lever, 9-vertical rib, upper end face of 10-notch and lower end face of 11-notch.
Detailed Description
The invention is described in further detail below with reference to the drawings and the specific examples. The technical contents and features of the present invention will be described in detail below with reference to the attached drawings by way of the illustrated embodiments. It should be further noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the invention. For convenience of description, the "upper" and "lower" described below are consistent with the upper and lower directions of the drawings, but this should not be construed as a limitation of the technical scheme of the present invention.
The core idea of this patent: according to the invention, the lever principle is applied to the steel template demoulding process, and the detachable simple demoulding device is arranged on the steel template, so that safe and rapid demoulding is realized, the steel template and the structure surface are not damaged, and the problems of safety and quality caused by measures such as crowbar, chain fall and the like in the demoulding process of the concrete steel template in the prior art are solved.
Referring to fig. 1 to 12, the embodiment discloses an assembled quick demolding device 100 for a large steel mold 1, which comprises a frame 3, a top block 5, a lever 8, a pin shaft 6 and a locking piece, wherein the frame 3 is fixedly arranged on the large steel mold 1, the top block 5 is arranged on the frame 3 through the pin shaft 6 which is transversely arranged, a notch is formed in the large steel mold 1, one side of the top block 5 is provided with a plane plate, the other side of the top block 5 is fixedly connected with the lever 8, the lever 8 can drive the top block 5 to rotate around the pin shaft 6, the locking piece is arranged on the frame 3, the notch can be sealed when the outer surface of the plane plate of the top block 5 rotates to the plane of the large steel mold 1, and the locking piece can lock the top block 5 when the outer surface of the plane plate of the top block 5 rotates to the plane of the large steel mold 1.
The assembled rapid demoulding device 100 for the steel large mould 1 provided by the embodiment is arranged on the steel large mould 1 before pouring the building body 2, the notch can be sealed when the outer surface of the plane plate of the top block 5 rotates to the plane of the mould plate surface of the steel large mould 1, and the position of the top block 5 is locked by the locking piece, so that the plane plate of the top block 5 and the steel large mould 1 are used together as a mould when the building body 2 is poured; when pouring of the building body 2 is completed and reaches a certain strength, the locking piece is unlocked to the top block 5, the top block 5 can be rotated by the rotating lever 8, so that the top block 5 props the building body 2, the large steel die 1 is separated from the building body 2, and thus demoulding is realized, potential safety hazards caused by various irregular constructions in the demoulding process of the large steel die 1 can be greatly reduced, meanwhile, the demoulding speed of a template is accelerated due to simple and convenient operation, the construction period is correspondingly shortened, and the investment of labor force is reduced; compared with the traditional crowbar demolding method, the method not only can ensure that the large steel mold and the building structure are not damaged in the demolding process, but also can finish the demolding process more conveniently and rapidly; compared with a method of forcibly demolding by means of facilities such as chain blocks, the method is safer and more effective, and does not occupy other construction equipment and materials. In addition, the invention completely adopts the design of the assembly type mechanism, has simple operation, reduces the construction difficulty of personnel, reduces the potential safety hazard caused by improper construction, does not occupy other construction equipment, can be repeatedly recycled, and has remarkable social effect. And the device can be repeatedly recycled for multiple times, so that the economy is greatly improved.
Preferably, in the above-mentioned assembly rapid demoulding device 100 for the large steel mould 1, the frame 3 comprises a top plate 31, a bottom plate 32 and two side plates 33, the top plate 31, the bottom plate 32 and the two side plates 33 are enclosed to form a square structure, and the two side plates 33 are fixed on the adjacent vertical edges 9 of the large steel mould 1 through bolts. The two side plates 33 are respectively provided with a pair of first bolt holes which are bolt holes matched with the first bolts 4 which are bolts. In the embodiment, the frame 3 is fastened with the vertical edges 9 of the large steel die 1 through 4M 16 bolts. The size of the frame 3 is 220x250mm, and the frame is welded by adopting 80x10mm steel plates, 4 round holes with the diameter of 16mm are formed in the side plates 33, namely the outer frames, and round holes with the diameter of 24mm are formed in the inner side vertical rib plates 34. The frame 3 and the steel large die 1 can be connected quickly and reliably by the bolt connection mode of the first bolt.
Preferably, in the above-mentioned rapid demolding device 100 for large steel mold 1, the frame 3 further includes two vertical ribs 34, the upper ends of the two vertical ribs 34 are respectively fixedly connected with the top plate 31, the lower ends of the two vertical ribs 34 are respectively fixedly connected with the bottom plate 32, the two vertical ribs 34 are parallel to the side plates 33, the two vertical ribs 34 are located at two sides of the notch of the large steel mold 1, the top block 5 is provided with a through hole 53 through which the pin shaft 6 passes, and two ends of the pin shaft 6 are respectively arranged on the two vertical ribs 34. The top block 5 can be reliably installed on the frame 3 through the pin shaft 6 and the two vertical rib plates 34, and free rotation of the top block 5 relative to the frame 3 can be realized, so that the demolding effect of the top block 5 is realized.
Preferably, in the above-mentioned assembly type rapid demoulding device 100 for a large steel mould 1, the sleeve 54 for inserting the lever 8 is disposed on the other side of the top block 5, so that the lever 8 can be inserted into the sleeve 54 when the top block 5 needs to be rotated, and the lever 8 can be pulled out of the sleeve 54 when the lever 8 is not needed, so that the lever 8 is prevented from being damaged, and meanwhile, the protruding lever 8 can be prevented from affecting the construction operation of constructors.
In this embodiment, the lever 8 is a round rod with a diameter of 30mm and a length of 300-500mm, and is inserted into the sleeve 54 before demolding, and is detachable for later use after demolding.
Preferably, in the above-mentioned assembly type rapid demoulding device 100 for a large steel mould 1, the locking member is a top block positioning bolt 7, the bottom plate 32 of the frame 3 is provided with a bolt hole matched with the top block positioning bolt 7, namely a second bolt hole 321, the top block 5 is provided with a positioning groove 52, the shape and size of the positioning groove 52 are matched with the head of the top block positioning bolt 7, and when the outer surface of the plane plate of the top block 5 rotates to the plane of the mould plate surface of the large steel mould 1, the top block positioning bolt 7 can be screwed into the positioning groove 52 to lock the top block 5. The top block positioning bolts 7 are screwed up in place before concrete pouring, and the top block 5 is locked; before demolding, the top block positioning bolt 7 is screwed downwards by about 20mm, so that the top block 5 can rotate freely. By adopting the locking structure, the reliable locking and unlocking of the top block 5 can be realized rapidly, and the construction efficiency is improved.
Preferably, in the above-mentioned assembly type rapid stripping device 100 for a large steel die 1, the top block 5 is a semicircular structure formed by enclosing the plane plate, one curved plate and two side plates. In this embodiment, a sleeve 54 for inserting the lever 8 is fixedly disposed on the curved plate of the top block 5, a positioning groove 52 is disposed on the curved plate of the top block 5, and when the outer surface of the plane plate of the top block 5 rotates to the plane of the die plate surface of the large steel die 1, the top block positioning bolt 7 can be screwed into the positioning groove 52 to lock the top block 5.
In this embodiment, the top block 5 is a semicircular steel plate with a thickness of 60mm and a diameter of 180mm, the outer surface of the planar plate is polished and planed, a circular hole with a diameter of 24mm is formed in the middle and is used as the through hole 53 for the pin shaft 6 to pass through, one side of the semicircular surface, namely the curved surface, is fully welded with the sleeve 54, and the other side of the semicircular surface is provided with the positioning groove 52.
Preferably, in the above-mentioned assembly type rapid demoulding device 100 for the large steel mould 1, the notch is rectangular, the upper end surface 10 of the notch is chamfered inwards at an angle of 45 degrees, so that the friction resistance from the notch, which is applied when the top block 5 rotates, can be reduced, the lower end surface 11 of the notch is horizontally flat and the edge is planed, and the size of the notch is 60x180mm.
In this embodiment, a pair of the assembled rapid demoulding devices 100 for the large steel mould 1 are installed on the large steel mould 1, the distance between adjacent assembled rapid demoulding devices 100 is 1-2 m, the center position of each assembled rapid demoulding device 100 is 0.5-1 m away from the top surface of the large steel mould 1, and two assembled rapid demoulding devices 100 are configured to meet the requirement of a standard steel mould plate (within 3 m), so that the stress of the building body 2 is balanced, and stable demoulding is realized.
With continued reference to fig. 1 to 12, the present embodiment also discloses a construction method of the assembled rapid demoulding device 100 for the large steel mould 1, which comprises the following steps:
firstly, installing a large steel die 1 on the outer side of a building body 2 to be poured;
step two, please refer to fig. 10 with emphasis, a pair of the above assembled quick demoulding devices 100 for the large steel mould 1 are installed on the large steel mould 1, the distance between adjacent assembled quick demoulding devices 100 is 1-2 m, the center position of each assembled quick demoulding device 100 is 0.5-1 m away from the top surface of the large steel mould 1, the plane plate of the top block 5 seals the notch of the large steel mould 1 by rotating the lever 8, and the top block 5 is locked by the locking piece;
pouring the building body 2 to be poured;
step four, please refer to fig. 11 with emphasis, after the building body 2 reaches the preset strength, the locking piece is loosened, namely the top block positioning bolt 7 is screwed down, and the locking of the top block 5 is released;
step five, please refer to fig. 12 with emphasis, and simultaneously rotate the lever 8 of the assembled rapid demolding device 100, so that the corresponding top block 5 supports the building body 2, and the separation of the building body 2 and the large steel mold 1 is achieved. In this embodiment, the demolding of one large steel mold 1 can be operated simultaneously by two workers: after screwing down the ejector block positioning bolt 7 in place, synchronously pressing down the rotating lever 8 to drive the corresponding ejector block 5 on the same steel large die 1 to rotate, and pressing down the lever 8 by about 90 degrees can lead the upper part of the steel large die 1 to be separated from the surface of the building body 2 by 45mm, thereby achieving the effect of rapid demoulding.
According to the construction method of the assembled rapid demoulding device 100 for the large steel mould 1, before building concrete is poured, the plane plate of the top block 5 seals the notch of the large steel mould 1 by rotating the lever 8, and the top block 5 is locked by the locking piece; the device can replace the missing formwork panels during the concrete casting of the building body 2. In the demoulding stage, the lever 8 is inserted into the sleeve 54 of the top block 5, the lever 8 is pressed down to rotate the top block 5, the pushing force is amplified by the lever 8, so that the bottom of the top block 5 pushes against the building body 2, and the large steel mould 1 is quickly separated from the building body 2 through the reaction force. The rapid demolding device 100 can rapidly complete demolding process, quicken construction progress and improve construction efficiency, and the method is an improved form of demolding process for guaranteeing construction safety and can be widely applied to structural construction of large steel mold 1 or large steel mold for high-rise building jacking platform.
The above description is only illustrative of the preferred embodiments of the present invention and is not intended to limit the scope of the present invention, and any alterations and modifications made by those skilled in the art based on the above disclosure shall fall within the scope of the appended claims.
Claims (6)
1. The assembled rapid demoulding device for the steel large mould is characterized by comprising a frame, a top block, a lever, a pin shaft and a locking piece, wherein the frame is fixedly arranged on the steel large mould, the top block is arranged on the frame through the pin shaft which is transversely arranged, a notch is formed in the steel large mould, one side of the top block is provided with a plane plate, the other side of the top block is fixedly connected with the lever, the lever can drive the top block to rotate around the pin shaft, the locking piece is arranged on the frame, the notch can be sealed when the outer surface of the plane plate of the top block rotates to the plane of the mould plate of the steel large mould, the locking piece can lock the top block when the outer surface of the plane plate of the top block rotates to the plane of the mould plate of the steel large mould, the frame comprises a top plate, a bottom plate and two side plates, the top plate, the bottom plate and the two side plates enclose to form a square structure, the two side plates are fixed on a vertical edge of a large steel die through bolts, the frame also comprises two vertical rib plates, the upper ends of the two vertical rib plates are respectively and fixedly connected with the top plate, the lower ends of the two vertical rib plates are respectively and fixedly connected with the bottom plate, the two vertical rib plates are parallel to the side plates, the two vertical rib plates are positioned on two sides of a notch of the large steel die, a through hole for the pin shaft to pass through is formed in the top block, two ends of the pin shaft are respectively arranged on the two vertical rib plates, a sleeve for inserting the lever is arranged on the other side of the top block, the locking piece is a top block positioning bolt, a bolt hole matched with the top block positioning bolt is formed in the bottom plate of the frame, a positioning groove is formed in the top block, when the outer surface of the plane plate of the top block rotates to the plane of the die plate surface of the large steel die, the top block positioning bolt can be screwed into the positioning groove to lock the top block.
2. The rapid stripping apparatus for large steel dies as recited in claim 1, wherein the top block is a semicircular structure surrounded by the flat plate, a curved plate and two side plates.
3. The rapid stripping device for large steel moulds according to claim 2, characterized in that the curved plate of the top block is fixedly provided with a sleeve for inserting a lever.
4. The rapid demolding device for the assembled steel large mold according to claim 2, wherein the locking piece is a top block positioning bolt, a bolt hole matched with the top block positioning bolt is formed in a bottom plate of the frame, a positioning groove is formed in a curved plate of the top block, and when the outer surface of the plane plate of the top block rotates to the plane of the mold plate surface of the steel large mold, the top block positioning bolt can be screwed into the positioning groove to lock the top block.
5. The rapid stripping apparatus for large steel dies in accordance with claim 1, wherein the notch is rectangular, the upper end surface of the notch is chamfered inwardly at an angle of 45 degrees, and the lower end surface of the notch is horizontally flat and planer.
6. The construction method of the assembled rapid demoulding device for the large steel mould is characterized by comprising the following steps of:
step one, installing a large steel die on the outer side of a building body to be poured;
installing a pair of the assembly type rapid demoulding devices for the large steel mould according to any one of claims 1-5 on the large steel mould, wherein the distance between every two adjacent assembly type rapid demoulding devices is 1-2 m, the center position of each assembly type rapid demoulding device is 0.5-1 m away from the top surface of the large steel mould, the plane plate of the top block seals the notch of the large steel mould by rotating a lever, and the top block is locked by the locking piece;
pouring the building body to be poured;
fourthly, after the building body reaches the preset strength, releasing the locking piece to unlock the top block;
and fifthly, simultaneously rotating a lever of the assembled rapid demoulding device to enable the corresponding top block to prop the building body, so as to separate the building body from the steel large mould.
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| JP2000158429A (en) * | 1998-11-25 | 2000-06-13 | Nippon Steel Metal Prod Co Ltd | Concrete block molding form |
| CN2849926Y (en) * | 2005-10-13 | 2006-12-20 | 特变电工沈阳变压器集团有限公司技术中心 | Stripper |
| CN201850769U (en) * | 2010-10-15 | 2011-06-01 | 通州建总集团有限公司 | Large steel template system easy-dismounting device |
| CN104533087A (en) * | 2014-12-18 | 2015-04-22 | 杨德全 | Building demolding buckle and application method thereof |
| CN204920224U (en) * | 2015-06-10 | 2015-12-30 | 安阳工学院 | Novel early form removal board form removal ware |
| CN106088597A (en) * | 2016-08-10 | 2016-11-09 | 中电建建筑集团有限公司 | Punching block auxiliary positioning and ingot stripper |
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|---|---|
| CN108952161A (en) | 2018-12-07 |
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