CN102235088B - Detachable die for manufacturing ventilation port of RC (Reinforced Concrete) floor slab and construction method of ventilation port - Google Patents
Detachable die for manufacturing ventilation port of RC (Reinforced Concrete) floor slab and construction method of ventilation port Download PDFInfo
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- CN102235088B CN102235088B CN 201010173759 CN201010173759A CN102235088B CN 102235088 B CN102235088 B CN 102235088B CN 201010173759 CN201010173759 CN 201010173759 CN 201010173759 A CN201010173759 A CN 201010173759A CN 102235088 B CN102235088 B CN 102235088B
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Abstract
The invention relates to a detachable die for manufacturing a ventilation port of an RC (Reinforced Concrete) floor slab and a construction method of the ventilation port. According to the invention, a plurality of space-stop racks, packing racks, wedged spacer blocks and wedged packing blocks are assembled to form half cylindrical formworks; the half cylindrical formworks are combined to form a hollow cylinder which is used for manufacturing the ventilation port of the floor slab; after the floor slab is manufactured, the wedged spacer blocks are taken out and the connection among various half cylindrical formworks is removed by using the wedged packing blocks, thus the half cylindrical formworks are demoulded and left for a next cement casting and processing area, and further the cost adopting the mode is reduced by about 30 percent compared with that of the mode reserving the half cylindrical formworks among the ventilation ports. In addition, the amount of the half cylindrical formworks needed to be manufactured for standby use is reduced, the construction period can be greatly shortened and the field for warehousing the half cylindrical formworks can be also greatly reduced.
Description
Technical field
The present invention relates to a kind ofly can make the mould of blow vent and the job practices of blow vent at concrete floor.
Background technology
The high-tech electronic factory building is such as liquid crystal panel factory, wafer factory, memory body factory ... Deng, because of the demand of technique precision, must in dustless environment, can produce high-quality product.Wherein, in the dust free room of this high-tech electronic factory building, its floor generally is to adopt the panel grider system, and many blow vents have been reserved at the interval on floor, in order to circularly the air in this dust free room is filtered clean processing.
Referring to shown in Figure 10, wherein a kind of mode at floor making blow vent of prior art is elder generation's a plurality of grid beam moulds 80 of spread configuration on template, this grid beam mould 80 is to be made so that the engineering plastic shoot mode is integrally formed, each grid beam mould 80 is formed with four pipe sections 82 at a base plate 81, then 82 in the pipe section of each grid beam mould 80 tie up establish reinforcing bar after, casting concrete between this reinforcing bar again, treat after the concrete setting, get final product stripping, this grid beam mould 80 is kept somewhere in the formed floor of this concrete, and formed required blow vent in each pipe section 82.
The grid beam mould 80 of above-mentioned engineering plastic material is large owing to volume, size is different, enough thickness must be arranged to avoid be out of shape by concrete extruding and the reinforcing bar binding operation must be carried out between pipe section 82, so that production equipment, shaping dies, raw material, construction cost ... all cause the manufacturing cost of this grid beam mould 80 high etc. expense, in addition, keep somewhere in the grid beam mould 80 between floor after after a while, it is because the aging and degradation phenomena that the engineering plastic material produces also can affect the cleanliness factor of dustless room air.
Further referring to shown in Figure 11, because the shortcoming of the grid beam mould 80 of above-mentioned engineering plastic material, the mode that another kind of prior art is made blow vent at floor then is the first base 92 that locks respectively of each pre-position on a template 91, tie up in this template 91 again and establish reinforcing bar, and at each base 92 placement headspace, do not tie up reinforcing bar; After the reinforced-bar binding operation is finished, some metal cylinder moulds 93 are sheathed on respectively on this base 92, and the end face in this metal cylinder mould 93 arranges a cover plate 94 again, connects this base 92 and cover plate 94 with a screw rod 95, in case metal cylinder mould 93 is toppled over, then just can carry out the concrete casting operation; Treat after the concrete setting that remove screw rod 95, cover plate 94, template 91 and base 92,93 of metal cylinder moulds are kept somewhere in this concrete floor, to form required blow vent in 93 of each metal cylinder moulds.
Above-mentioned metal cylinder mould 93 can be used stainless steel, zinc-plated carbon steel ... Deng as material, so grid beam mould 80 that can more aforementioned engineering plastic material is more durable, do not have aging or deteriorated problem, when making, then can make circular cylinder or be bent into square tube or the polygon cylinder according to the blow vent size rolls, must shaping dies and easy volume production, have the low advantage of cost.
Yet, on the one hand because the grid beam mould 80 of this project plastic cement material and metal cylinder mould 93 must have enough thickness and intensity to avoid be out of shape by concrete extruding when the casting operation, on the other hand then because the concrete of this curing and grid beam mould 80 and 93 of metal cylinder moulds have adhesion, can't after concrete setting, this grid beam mould 80 and the 93 any demouldings of metal cylinder mould be taken out, so that this grid beam mould 80 can only be kept somewhere in floor with metal cylinder mould 93, thus, cooperate most grid beam moulds 80 of blow vent quantity making or metal cylinder mould 93 not only can make cost high, make this grid beam mould 80 or metal cylinder mould 93 and also can cause long in time limitly, even preparing the place, to deposit grid beam mould 80 or the metal cylinder mould 93 that preparation uses also be a large problem.
So the mould of the making RC floor slab vent of prior art and the job practices of this blow vent remain further to be improved part really.
Summary of the invention
The object of the invention is to, a kind of job practices of detachable die and blow vent of the RC of making floor slab vent is provided, design solves prior art after concrete floor is made blow vent by this, the cylinder mould can be kept somewhere in blow vent, cause high, long in time limit, the shortcoming that must preparation stock place of cost.
The object of the invention to solve the technical problems realizes by the following technical solutions.A kind of detachable die of making the RC floor slab vent according to the present invention's proposition, it comprises a plurality of half mould, a plurality of locating rack group, a plurality of wedge shape spacer block group, a plurality of wedge shape clamp holder group, a cover plate and many adjustment screw rods, wherein: whenever half mould has two end limit and dual side-edges, the side space of half and half mould arranges, and the internal face of this half mould is provided with at least one fixing support; The locating rack group is located at respectively between two adjacent half mould, each locating rack group comprises one first space-stop rack, one second space-stop rack and at least one packing frame, this first space-stop rack, the second space-stop rack is a microscler support body, and have respectively the affixed plate and the dividing plate that adjoin each other, this first space-stop rack, the affixed plate of the second space-stop rack is fixed in respectively on the internal face of two adjacent half mould, the first space-stop rack, the dividing plate of the second space-stop rack is corresponding and along the side setting of this half mould, this packing frame is a short support body, and have the affixed plate and the dividing plate that are oppositely arranged, the affixed plate of packing frame is fixedly arranged on the dividing plate of this first space-stop rack, the dividing plate of the dividing plate of this packing frame and this first space-stop rack separately and corresponding setting, the dividing plate of aforementioned the second space-stop rack is arranged between the dividing plate of the dividing plate of this first space-stop rack and packing frame; Wedge shape spacer block group is located at respectively between the dividing plate of the first space-stop rack, the second space-stop rack of this locating rack group, each wedge shape spacer block group includes one first spacer block and one second spacer block, this first spacer block, the second spacer block are the wedge block that an end thickness is thickeied gradually towards the other end, this first spacer block be with the thicker side of thickness relatively the mode of a side of this second spacer block thinner thickness arrange; Wedge shape clamp holder group is located at respectively between the dividing plate of this second space-stop rack and packing frame, each wedge shape clamp holder group includes one first clamp holder and one second clamp holder, this first clamp holder, the second clamp holder are the wedge block that an end thickness is thickeied gradually towards the other end, and this first clamp holder arranges in the mode of a side of thicker relative this second clamp holder thinner thickness of a side of thickness; Cover plate is covered on the top end opening place of the hollow cylinder that this half mould form, and the interval is run through and formed a plurality of adjusting holes on this cover plate, is formed with screw thread on the hole wall of each adjusting hole; Adjust the adjusting hole that screw rod runs through respectively this cover plate, close top end is provided with a threaded portion on the ring wall face of this adjustments screw rod, and the screw thread on the adjusting hole hole wall of this adjustment screw flight section and cover plate combines.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
The detachable die of aforesaid making RC floor slab vent, wherein form a protruding location division on the medial surface of corresponding this half mould inside of aforementioned cover plate, be arranged with at least one leak-stopping O type ring on this protruding location division, this leak-stopping O type ring can be close on the internal face of half and half mould.
The detachable die of aforesaid making RC floor slab vent, wherein an end of the second spacer block of aforementioned wedge shape spacer block group forms a protuberance towards the further projection of side, and a side of the second clamp holder of aforementioned wedge shape clamp holder group also forms a protuberance towards the side projection.
The detachable die of aforesaid making RC floor slab vent, wherein the first clamp holder of aforementioned wedge shape clamp holder group is fixed in corresponding packing frame place on this second space-stop rack.
The detachable die of aforesaid making RC floor slab vent, wherein the lateral surface of aforementioned cover plate is provided with at least one handle.
The object of the invention to solve the technical problems also realizes by the following technical solutions.A kind of job practices of making the RC floor slab vent according to the present invention's proposition, it is that above-mentioned detachable die is arranged on the template, and comprise a reinforcing bar binding step, a mould number of assembling steps, mould installation steps, a casting step and a demoulding step, wherein: the reinforcing bar binding step is to carry out the colligation operation of reinforcing bar in this template, and reserves the placing space of this detachable die; The mould number of assembling steps is that each semicircular cylinder is combined hollow cylinder via this locating rack group, wedge shape spacer block group and wedge shape clamp holder group in mutual urgent mode; The mould installation steps are that this hollow cylinder that is comprised of semicircular cylinder is located in the die layout space of reserving between reinforcing bar, and this hollow cylinder is fixedly arranged on the template, establish cover plate at this hollow cylinder top end opening place lid in addition; Casting step is casting concrete between this reinforcing bar and hollow cylinder; Demoulding step is to treat after the concrete setting, take out simultaneously first this cover plate and adjust screw rod, and remove the binding between this semicircular cylinder and template, then take out this wedge shape spacer block group, recycling wedge shape clamp holder group can move relative to the concrete of this curing this half mould, thus the demoulding.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
The job practices of aforesaid making RC floor slab vent, wherein: in aforementioned mould installation steps, the adjusting hole that further runs through this cover plate to adjust screw rod, this adjustment screw rod bottom is resisted against on this template, and the threaded portion of adjusting the screw tip place then combines with screw thread on the adjusting hole hole wall of this cover plate; In casting step, it is elder generation's casting concrete to a preset height between this reinforcing bar and each hollow cylinder, this preset height is between middle section to this hollow cylinder top of this hollow cylinder, rotation is respectively adjusted screw rod to finely tune the height of this cover plate again, the cover plate of each group mould is adjusted on the sustained height plane, then more further with the concrete casting between this reinforcing bar and hollow cylinder to each cover plate sustained height place, and wait for concrete setting quietly.
The job practices of aforesaid making RC floor slab vent, wherein, in aforementioned demoulding step, remove after the binding between this semicircular cylinder and template, first this second clamp holder to be shifted out between this first clamp holder and the packing frame a little, reduce this locating rack group, fastening force between wedge shape spacer block group and wedge shape clamp holder group, with take out this first, the second spacer block, then this second clamp holder is packed between this first clamp holder and the packing frame again, this first clamp holder of mat, fastening force between the second clamp holder forces half mould to move inward via this locating rack group, thereby reaches the purpose of the demoulding.
The present invention compared with prior art has obvious advantage and beneficial effect.By technique scheme, the present invention makes the detachable die of RC floor slab vent and the job practices of blow vent has following advantages and beneficial effect at least: by aforesaid design, except wedge shape spacer block group, wedge shape clamp holder group, outside cover plate and adjustment screw rod are dismountable, this half mould also can stay via the demoulding for next cement casting processing district, so can keeping somewhere in the mode between blow vent than a cylinder mould, cost significantly reduces about about 30%, but and owing to continue again after this half mould demoulding to use, so required making half modulus amount for subsequent use is few, construction period is cripetura significantly, also can greatly reduce in order to the place of half mould of stock.
In sum, the present invention utilizes some space-stop racks, the packing frame, wedge shape spacer block and wedge shape clamp holder come half mould of winding, be located at again the making floor slab vent after this half die combination formed hollow cylinder, after floor completes, as long as take out this wedge shape spacer block, recycling wedge shape clamp holder is removed the binding of half and half intermode, this half mould stayed via the demoulding for next cement casting processing district, so can keeping somewhere in the mode between blow vent than a cylinder mould, cost significantly reduces about about 30%, and the half tin modulus amount for subsequent use because of required making is few, construction period is cripetura significantly, also can greatly reduce in order to the place of half mould of stock.The present invention has significant progress technically, and has obvious good effect, really is a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of manual, and for above and other purpose of the present invention, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and the cooperation accompanying drawing, be described in detail as follows.
Description of drawings
Fig. 1 is the stereoscopic figure of detachable die of the present invention.
Fig. 2 is the exploded perspective view of detachable die of the present invention.
Fig. 3 be detachable die of the present invention overlook the subelement sectional drawing.
Fig. 4 be detachable die of the present invention amplification overlook the subelement sectional drawing.
Fig. 5 is the top view that the present invention proceeds to the mould installation steps.
Fig. 6 and Fig. 7 are the side-looking subelement sectional drawing that the present invention proceeds to casting step.
Fig. 8 is the side cutaway view that the present invention proceeds to demoulding step.
Fig. 9 is construction sequence flow chart of the present invention.
Figure 10 is the exploded perspective view of prior art.
Figure 11 is the side-looking subelement sectional drawing of another prior art.
10: half mould 10A: hollow cylinder
11: end limit 12: side
13: fixing support 131: fixing hole
14: fixture 20: the locating rack group
Space-stop rack 211 in 21: the first: affixed plate
212: 22: the second space-stop racks of dividing plate
221: affixed plate 222: dividing plate
23: packing frame 231: affixed plate
232: dividing plate 30: wedge shape spacer block group
32: the second spacer blocks of 31: the first spacer blocks
321: protuberance 40: wedge shape clamp holder group
42: the second clamp holders of 41: the first clamp holders
421: protuberance 50: cover plate
51: handle 52: protruding location division
53: leak-stopping O type ring
54: adjusting hole 60: adjust screw rod
61: threaded portion 71: template
711: longitudinal register graticule 712: the located lateral graticule
713: contraposition graticule 72: the interval measuring device
721: arc limit 73: concrete
H1: preset height 80: grid beam mould
81: base plate 82: pipe section
91: template 92: base
93: metal cylinder mould 94: cover plate
95: screw rod
The specific embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, the detachable die of the making RC floor slab vent that foundation the present invention is proposed and its specific embodiment of job practices, structure, method, step, feature and the effect thereof of blow vent are described in detail as follows.
Relevant aforementioned and other technology contents of the present invention, Characteristic can be known to present in the following detailed description that cooperates with reference to graphic preferred embodiment.By the explanation of the specific embodiment, when can being to reach technological means and the effect that predetermined purpose takes to get one more deeply and concrete understanding to the present invention, yet appended graphic only provide with reference to the usefulness of explanation, the present invention is limited.
See also Fig. 1, Fig. 2 and shown in Figure 7, the detachable die of making RC floor slab vent of the present invention is arranged on the template 71, and comprise a plurality of half mould 10, a plurality of locating rack group 20, a plurality of wedge shape spacer block group 30, a plurality of wedge shape clamp holder group 40, a cover plate 50 and many adjustment screw rods 60, wherein:
Every half mould 10 is the curved lamellar body of a section, and have two arc tips limits 11 and dual side-edge 12, side 12 spaces of half and half mould 10 arrange, again, 11 places, end limit near the bottom on the internal face of this half mould 10 are provided with at least one fixing support 13, run through on this fixing support 13 and form fixing hole 131, during assembling, after can utilizing a plurality of fixtures 14 to run through respectively first the fixing hole 131 of this fixing support 13, again further combined with in template 71, so that this half mould 10 is fixedly arranged on the template 71, preferably, this fixture 14 is tapping screw, in addition, in specific embodiments of the invention, this detachable die has two sections near half mould 10 of 1/2nd circles;
Locating rack group 20 is located at respectively between two adjacent half mould 10, and each locating rack group 20 comprises one first space-stop rack 21, one second space-stop rack 22 and at least one packing frame 23;
Cooperate and consult Fig. 3 and shown in Figure 4, this first space-stop rack 21, the second space-stop rack 22 is the general L-shaped microscler support body of a section, and has respectively an affixed plate 211 that adjoins each other, 221 and one dividing plate 212,222, this first space-stop rack 21, the affixed plate 211 of the second space-stop rack 22,221 are fixed in respectively on the internal face of two adjacent half mould 10 side 12 places near this half mould 10 with welding manner, the first space-stop rack 21, the dividing plate 212 of the second space-stop rack 22,222 is corresponding and arrange along the side 12 of this half mould 10, again, this first space-stop rack 21, the length of the second space-stop rack 22 slightly is shorter than the height of the side 12 of this half mould 10, makes this first space-stop rack 21, the end limit 11 on the top of the second space-stop rack 22 and these half mould 10 top arranges separately;
This packing frame 23 is the short support body that a section generally takes the shape of the letter U, and have an affixed plate 231 and a dividing plate 232 that is oppositely arranged, the affixed plate 231 of packing frame 23 is fixedly arranged on the dividing plate 212 of this first space-stop rack 21 with welding manner, the dividing plate 232 that makes this packing frame 23 and the dividing plate 212 of this first space-stop rack 21 separately and corresponding setting, the dividing plate 222 of aforementioned the second space-stop rack 22 then is arranged between the dividing plate 232 of the dividing plate 212 of this first space-stop rack 21 and packing frame 23;
Wedge shape spacer block group 30 is located at respectively the first space-stop rack 21 of this locating rack group 20, the dividing plate 212 of the second space-stop rack 22,222, each wedge shape spacer block group 30 includes one first spacer block 31 and one second spacer block 32, this first spacer block 31, the length of the second spacer block 32 and this first space-stop rack 21, the second space-stop rack 22 matches, and be the wedge block that an end thickness is thickeied gradually towards the other end, this first spacer block 31 be with the thicker side of thickness relatively the mode of a side of these the second spacer block 32 thinner thicknesses be arranged at this first space-stop rack 21, the dividing plate 212 of the second space-stop rack 22,222, again, one end of this second spacer block 32 forms a protuberance 321 towards the side projection, when with this first spacer block 31, the second spacer block 32 is located at this first space-stop rack 21, in the time of between the second space-stop rack 22, by the protuberance 321 that knocks this second spacer block 32, removable this second spacer block 32, and then adjust this first space-stop rack 21, the second space-stop rack 22 and the first spacer block 31, the fastening force that the second spacer block is 32;
Wedge shape clamp holder group 40 is located at respectively the dividing plate 222 of this second space-stop rack 22 and packing frame 23,232, each wedge shape clamp holder group 40 includes one first clamp holder 41 and one second clamp holder 42, this first clamp holder 41, the length of the second clamp holder 42 matches with this packing frame 23, and be the wedge block that an end thickness is thickeied gradually towards the other end, this first clamp holder 41 is arranged at the dividing plate 222 of this second space-stop rack 22 and packing frame 23 in the mode of a side of thicker relative these the second clamp holder 42 thinner thicknesses of a side of thickness, 232, wherein, this first clamp holder 41 can be fixed in corresponding packing frame 23 places on this second space-stop rack 22 in modes such as welding first, again with this second clamp holder 42 232 on urgent dividing plate that is inserted in this first clamp holder 41 and packing frame 23 progressively, cooperate the setting of aforementioned wedge shape spacer block group 30, can make half and half mould, 10 mutual packing location, combine a hollow cylinder 10A, again, one side of this second clamp holder 42 forms a protuberance 421 towards the side projection, when with this first clamp holder 41, when the second clamp holder 42 is located between this second space-stop rack 22 and the packing frame 23, by the protuberance 421 that knocks this second clamp holder 42, removable this second clamp holder 42, and then adjust this second space-stop rack 22, packing frame 23 and the first clamp holder 41, the fastening force that the second clamp holder is 42;
Adjust the adjusting hole 54 that screw rod 60 runs through respectively this cover plate 50, and be resisted against on this template 71, be provided with a threaded portion 61 near top end on the ring wall face of this adjustment screw rod 60, screw thread on adjusting hole 54 hole walls of the threaded portion 61 of this adjustment screw rod 60 and this cover plate 50 combines, by this, when rotating adjustment screw rod 60, the fine-tuning height and position that should adjust cover plate 50 relative half and half mould 10 of screw rod 60 placements.
Further referring to shown in Figure 9, the detachable die of the invention described above in practice when making the RC floor slab vent, to organize the mould interval to be fixedly arranged on the template 71 more, its job practices comprises a setting-out step, a reinforcing bar binding step, a mould number of assembling steps, mould installation steps, a casting step and a demoulding step, wherein:
Cooperation is referring to shown in Figure 5, in the setting-out step, be to draw some longitudinal register graticules that arrange separately 711 and located lateral graticule 712 in template 71, the junction of each longitudinal register graticule 711 and located lateral graticule 712 can be used as the central point of the predetermined putting position of each mould;
In the reinforcing bar binding step, be to carry out the colligation operation of reinforcing bar in this template 71, and avoid the predetermined putting position of each mould, above this predetermined putting position, reserve the placing space of this detachable die;
In the mould number of assembling steps, be that each semicircular cylinder 10 is combined hollow cylinder 10A with wedge shape clamp holder group 40 in mutually urgent mode via this locating rack group 20, wedge shape spacer block group 30;
In the mould installation steps, to be somebody's turn to do the hollow cylinder 10A that is formed by semicircular cylinder 10 to be located in the die layout space of reserving between reinforcing bar, and draw at this reinforcing bar and to establish contraposition graticule 713, tentatively make each hollow cylinder 10A arranged in a straight line along this contraposition graticule 713, recycle afterwards the relative position that interval measuring device 72 is adjusted between adjacent hollow cylinder 10A, wherein, this interval measuring device 72 is to form four arc limits 721 at the periphery interval of a plate body, the curvature on this arc limit 721 matches with the curvature of half mould 10 of this arc, therefore, these interval measuring device 72 correspondences are located between the scope that two longitudinal register graticules 711 and two located lateral graticules 712 cross, again four hollow cylinder 10A are resisted against respectively 721 places, arc limit of this interval measuring device 72, can reach the purpose of the position of each hollow cylinder 10A of location, after hollow cylinder 10A roughly locates, again this is run through the fixture 14 of fixing hole 131 of each fixing support 13 further combined with on template 71, thereby this hollow cylinder 10A locking is positioned on the template 71;
Cooperation is referring to shown in Figure 6, then cover plate 50 is covered on this hollow cylinder 10A top end opening place, make leak-stopping O type ring 53 on this protruding location division 52 that is sheathed on cover plate 50 be close to the internal face of half and half mould 10, to adjust afterwards the adjusting hole 54 that screw rod 60 runs through this cover plate 50, these adjustment screw rod 60 bottoms are resisted against on this template 71, and 61 of threaded portions adjusting screw rod 60 top ends combine with screw thread on adjusting hole 54 hole walls of this cover plate 50;
In casting step, casting concrete 73 to one preset height H1 between this reinforcing bar and each hollow cylinder 10A, this preset height H1 is between middle section to this hollow cylinder 10A top of this hollow cylinder 10A, at this moment, be subjected to the impact of concrete seven 3 weight, the part position of template 71 can slightly sink and be the curved arc shape, so the height and position of each hollow cylinder 10A will be not the position on the sustained height plane, at this moment, respectively adjust the height of screw rod 60 fine-tuning these cover plates 50 by rotation, the cover plate 50 of each group mould is adjusted to is positioned on the sustained height plane;
Then, further the concrete seven 3 between this reinforcing bar and hollow cylinder 10A is poured into and each cover plate 50 sustained height places, and wait for concrete seven 3 quietly and solidify, wherein, this leak-stopping O type ring 53 of being close between cover plate 50 and the hollow cylinder 10A can prevent that concrete seven 3 from leaking out among this hollow cylinder 10A;
In demoulding step, be treat that concrete seven 3 solidifies after, take out simultaneously first this cover plate 50 and adjust screw rod 60, and unclamp the fixture 14 of this locking semicircular cylinder 10 and template 71, knock again the protuberance 421 of each second clamp holder 42, this second clamp holder 42 is shifted out between this first clamp holder 41 and the packing frame 23 a little, reduce this locating rack group 20, the fastening force that wedge shape spacer block group 30 and wedge shape clamp holder group are 40, just can knock again afterwards the protuberance 321 of this second spacer block 32, with this first spacer block 31, the second spacer block 32 is by this first space-stop rack 21, take out between the second space-stop rack 22, at this moment, owing to the relation of adhesion between the concrete seven 3 of half and half mould 10 and curing, half and half mould 10 still is fixed on this concrete seven 3;
Then, knock again the protuberance 421 of each second clamp holder 42, make this second clamp holder 42 again be packed between this first clamp holder 41 and the packing frame 23, wherein, because this first spacer block 31, the second spacer block 32 has taken out, the first space-stop rack 21, existing between the second space-stop rack 22 and two adjacent half mould 10 can be for mobile gap, so this first clamp holder 41, the fastening force that the second clamp holder is 42 just can force this half mould 10 to move inward via this locating rack group 20, thereby reach the purpose of the demoulding, and at the placement of this detachable die formation blow vent, just further stripping 71 afterwards, epoxy resin coating (Epoxy) on the wall of these concrete seven 3 formed slab surfaces and blow vent again, keeping the smooth of this slab surfaces with clean, and this half mould 10, locating rack group 20, wedge shape spacer block group 30, wedge shape clamp holder group 40, cover plate 50 and adjustment screw rod 60 all can stay for next cement casting processing district.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, although the present invention discloses as above with preferred embodiment, yet be not to limit the present invention, any those skilled in the art, within not breaking away from the technical solution of the present invention scope, when the method that can utilize above-mentioned announcement and technology contents are made a little change or be modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, any simple modification that foundation technical spirit of the present invention is done above embodiment, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (8)
1. a detachable die of making the RC floor slab vent is characterized in that it comprises a plurality of half mould, a plurality of locating rack group, a plurality of wedge shape spacer block group, a plurality of wedge shape clamp holder group, a cover plate and many adjustment screw rods, wherein:
Every half mould has two end limit and dual side-edges, and the side space of half and half mould arranges, and the internal face of this half mould is provided with at least one fixing support;
The locating rack group is located at respectively between two adjacent half mould, each locating rack group comprises one first space-stop rack, one second space-stop rack and at least one packing frame, this first space-stop rack, the second space-stop rack is a microscler support body, and have respectively the affixed plate and the dividing plate that adjoin each other, this first space-stop rack, the affixed plate of the second space-stop rack is fixed in respectively on the internal face of two adjacent half mould, the first space-stop rack, the dividing plate of the second space-stop rack is corresponding and along the side setting of this half mould, this packing frame is a short support body, and have the affixed plate and the dividing plate that are oppositely arranged, the affixed plate of packing frame is fixedly arranged on the dividing plate of this first space-stop rack, the dividing plate of the dividing plate of this packing frame and this first space-stop rack separately and corresponding setting, the dividing plate of aforementioned the second space-stop rack is arranged between the dividing plate of the dividing plate of this first space-stop rack and packing frame;
Wedge shape spacer block group is located at respectively between the dividing plate of the first space-stop rack, the second space-stop rack of this locating rack group, each wedge shape spacer block group includes one first spacer block and one second spacer block, this first spacer block, the second spacer block are the wedge block that an end thickness is thickeied gradually towards the other end, this first spacer block be with the thicker side of thickness relatively the mode of a side of this second spacer block thinner thickness arrange;
Wedge shape clamp holder group is located at respectively between the dividing plate of this second space-stop rack and packing frame, each wedge shape clamp holder group includes one first clamp holder and one second clamp holder, this first clamp holder, the second clamp holder are the wedge block that an end thickness is thickeied gradually towards the other end, and this first clamp holder arranges in the mode of a side of thicker relative this second clamp holder thinner thickness of a side of thickness;
Cover plate is covered on the top end opening place of the hollow cylinder that this half mould form, and the interval is run through and formed a plurality of adjusting holes on this cover plate, is formed with screw thread on the hole wall of each adjusting hole;
Adjust the adjusting hole that screw rod runs through respectively this cover plate, close top end is provided with a threaded portion on the ring wall face of this adjustments screw rod, and the screw thread on the adjusting hole hole wall of this adjustment screw flight section and cover plate combines.
2. the detachable die of making according to claim 1 RC floor slab vent, it is characterized in that forming a protruding location division on the medial surface of corresponding this half mould inside of aforementioned cover plate wherein, be arranged with at least one leak-stopping O type ring on this protruding location division, this leak-stopping O type ring can be close on the internal face of half and half mould.
3. the detachable die of making according to claim 1 and 2 RC floor slab vent, it is characterized in that wherein an end of the second spacer block of aforementioned wedge shape spacer block group forms a protuberance towards the further projection of side, a side of the second clamp holder of aforementioned wedge shape clamp holder group also forms a protuberance towards the side projection.
4. the detachable die of making RC floor slab vent according to claim 3 is characterized in that wherein the first clamp holder of aforementioned wedge shape clamp holder group is fixed in corresponding packing frame place on this second space-stop rack.
5. the detachable die of making RC floor slab vent according to claim 4 is characterized in that wherein the lateral surface of aforementioned cover plate is provided with at least one handle.
6. job practices of making the RC floor slab vent, it is characterized in that it is to be arranged on the template such as the described detachable die of arbitrary claim in the claim 1 to 5, and comprise a reinforcing bar binding step, a mould number of assembling steps, mould installation steps, a casting step and a demoulding step, wherein:
The reinforcing bar binding step is to carry out the colligation operation of reinforcing bar in this template, and reserves the placing space of this detachable die;
The mould number of assembling steps is that each semicircular cylinder is combined hollow cylinder via this locating rack group, wedge shape spacer block group and wedge shape clamp holder group in mutual urgent mode;
The mould installation steps are that this hollow cylinder that is comprised of semicircular cylinder is located in the die layout space of reserving between reinforcing bar, and this hollow cylinder is fixedly arranged on the template, establish cover plate at this hollow cylinder top end opening place lid in addition;
Casting step is casting concrete between this reinforcing bar and hollow cylinder;
Demoulding step is to treat after the concrete setting, take out simultaneously first this cover plate and adjust screw rod, and remove the binding between this semicircular cylinder and template, then take out this wedge shape spacer block group, recycling wedge shape clamp holder group can move relative to the concrete of this curing this half mould, thus the demoulding.
7. the job practices of making according to claim 6 RC floor slab vent is characterized in that wherein:
In aforementioned mould installation steps, further run through the adjusting hole of this cover plate to adjust screw rod, this adjustments screw rod bottom is resisted against on this template, the threaded portion at adjustment screw tip place then combines with screw thread on the adjusting hole hole wall of this cover plate;
In casting step, it is elder generation's casting concrete to a preset height between this reinforcing bar and each hollow cylinder, this preset height is between middle section to this hollow cylinder top of this hollow cylinder, rotation is respectively adjusted screw rod to finely tune the height of this cover plate again, the cover plate of each group mould is adjusted on the sustained height plane, then more further with the concrete casting between this reinforcing bar and hollow cylinder to each cover plate sustained height place, and wait for concrete setting quietly.
8. according to claim 6 or the job practicess of 7 described making RC floor slab vents, it is characterized in that wherein, in aforementioned demoulding step, remove after the binding between this semicircular cylinder and template, first this second clamp holder to be shifted out between this first clamp holder and the packing frame a little, reduce this locating rack group, fastening force between wedge shape spacer block group and wedge shape clamp holder group, with take out this first, the second spacer block, then this second clamp holder is packed between this first clamp holder and the packing frame again, this first clamp holder of mat, fastening force between the second clamp holder forces half mould to move inward via this locating rack group, thereby reaches the purpose of the demoulding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010173759 CN102235088B (en) | 2010-05-07 | 2010-05-07 | Detachable die for manufacturing ventilation port of RC (Reinforced Concrete) floor slab and construction method of ventilation port |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010173759 CN102235088B (en) | 2010-05-07 | 2010-05-07 | Detachable die for manufacturing ventilation port of RC (Reinforced Concrete) floor slab and construction method of ventilation port |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102235088A CN102235088A (en) | 2011-11-09 |
| CN102235088B true CN102235088B (en) | 2013-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010173759 Expired - Fee Related CN102235088B (en) | 2010-05-07 | 2010-05-07 | Detachable die for manufacturing ventilation port of RC (Reinforced Concrete) floor slab and construction method of ventilation port |
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| Country | Link |
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| CN (1) | CN102235088B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359270A (en) * | 2011-11-14 | 2012-02-22 | 谢孟 | Combined filling mold |
| CN103015711A (en) * | 2012-12-31 | 2013-04-03 | 龚正圣 | Combined die for building concrete reserved hole |
| CN108532946A (en) * | 2017-03-02 | 2018-09-14 | 许伊 | A kind of new no-dust room, which is hung, tears formula ventilation template and its method for dismounting open |
| CN108756035B (en) * | 2018-05-31 | 2021-01-19 | 上海宝冶集团有限公司 | Whole-cylinder detachable waffle slab construction method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4427173A (en) * | 1982-02-22 | 1984-01-24 | Mackay Robert K | Self-leveling sleeve insert for concrete passages |
| TW200628676A (en) * | 2005-02-05 | 2006-08-16 | Chi Mei Corp | Device for forming pre-formed opening in concrete floor deck and construction method thereof |
| CN201276842Y (en) * | 2008-09-23 | 2009-07-22 | 中天建设集团有限公司 | Construction barrel mold for reserved opening of simple building |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0344312A (en) * | 1989-07-04 | 1991-02-26 | Tokugen Shu | Production of hair tonic |
| JPH09144312A (en) * | 1995-11-28 | 1997-06-03 | Okamoto Ind Inc | Air tube form for placing concrete and its fixture |
-
2010
- 2010-05-07 CN CN 201010173759 patent/CN102235088B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4427173A (en) * | 1982-02-22 | 1984-01-24 | Mackay Robert K | Self-leveling sleeve insert for concrete passages |
| TW200628676A (en) * | 2005-02-05 | 2006-08-16 | Chi Mei Corp | Device for forming pre-formed opening in concrete floor deck and construction method thereof |
| CN201276842Y (en) * | 2008-09-23 | 2009-07-22 | 中天建设集团有限公司 | Construction barrel mold for reserved opening of simple building |
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| Publication number | Publication date |
|---|---|
| CN102235088A (en) | 2011-11-09 |
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