CN109184093A - A kind of roofing flashing construction method and concrete central mix plant - Google Patents
A kind of roofing flashing construction method and concrete central mix plant Download PDFInfo
- Publication number
- CN109184093A CN109184093A CN201810900168.6A CN201810900168A CN109184093A CN 109184093 A CN109184093 A CN 109184093A CN 201810900168 A CN201810900168 A CN 201810900168A CN 109184093 A CN109184093 A CN 109184093A
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- China
- Prior art keywords
- flashing
- support
- parapet
- concrete
- roofing
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage; Sky-lights
- E04D13/04—Roof drainage; Drainage fittings in flat roofs, balconies or the like
- E04D13/0404—Drainage on the roof surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/0806—Details; Accessories
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D11/00—Roof covering, as far as not restricted to features covered by only one of groups E04D1/00 - E04D9/00; Roof covering in ways not provided for by groups E04D1/00 - E04D9/00, e.g. built-up roofs, elevated load-supporting roof coverings
- E04D11/02—Build-up roofs, i.e. consisting of two or more layers bonded together in situ, at least one of the layers being of watertight composition
Abstract
The invention discloses a kind of roofing flashing construction method and concrete central mix plant, construction method includes the following steps: that (a) early period measures；(b) waterproof layer is laid；(c) base treatment；(d) Mold Making；(e) concrete flashing；(f) finished product protection；(g) maintenance and inspection；Agitating device includes first support, second support, rabbling mechanism and receiving mechanism, first support is equipped with motor, one end of motor is connected with transmission mechanism, the first transmission component is connected on transmission mechanism, second support is equipped with the second transmission component, axial connecting rod is equipped between first support and second support, rabbling mechanism is set in axial connecting rod, and the first transmission component is flexibly connected rabbling mechanism with the second transmission component.Construction is simple of the present invention, construction quality is easily controllable, and construction cost is low, and the construction equipment being related to is few, and molding flashing constructional waterproofing effect is good, good integrity, and impression quality is high, long service life.
Description
Technical field
The present invention relates to a kind of roofing flashing construction method and concrete central mix plants.
Background technique
Water proof structure between flashing, i.e. roof waterproof layer and prominent structure.Protrude from parapet, the cigarette on roofing
Roof waterproof layer is extended to these vertical planes by the junction of the wall surfaces such as chimney, staircase, deformation joint, manhole, standpipe and roof
On, form the waterproof layer of vertical paving, referred to as flashing.Flashing is a kind of waterproof technology in building, is generally in fact exactly in wall
With roofing, that is, water-proofing treatment in need flat facade intersection carry out water-proofing treatment, be plainly exactly to use waterproof
Material encases corner.It is different with aproll.Flashing is the leakage for preventing horizontal flooring or horizental roof and vertical wall seam crossing,
The water proof structure dug is facing perpendicularly to by horizontal plane edge.
Season cracking phenomenon, and the speed of application of traditional roofing flashing structure are easy to appear at traditional roofing flashing
It is slow, work progress is cumbersome, leads to claim for eot, construction cost greatly increases, and there is also service life is short, waterproof effect
Difference, the problems such as roofing overall look and feel effect is poor, maintenance cost is high, there is an urgent need to improve.
Summary of the invention
Above-mentioned technical problem present in present invention aims to solve the prior art provides a kind of roofing flashing construction party
Method and concrete central mix plant, construction is simple is easy to operate, and construction quality is easily controllable, and construction cost is low, and the construction being related to is set
Standby few, molding flashing constructional waterproofing effect is good, good integrity, and impression quality is high, long service life.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme:
A kind of roofing flashing construction method, it is characterised in that include the following steps:
(a) early period measures: the horizontal elevation line of bullet control on parapet, the straight degree control line of bullet control roofing on gutter,
Blue markings and red-label are left respectively at parapet absolute altitude 500mm and 520mm, it is pre- into parapet at blue markings
The groove for staying 3mm~5mm forms dripping eaves, the plastering of dripping eaves with the line of choosing that brick chooses 50mm*50mm at red-label
For layer with a thickness of 12mm~15mm, it is the sulculus of 8mm that a width is stayed in lower edge, by absolute altitude, plane control line bullet control,
It ensure that the straight, smooth of flashing construction base, the effect after also ensuring flashing construction；
(b) waterproof layer is laid: C20 pea gravel concreten fillet, fillet place is arranged in the junction of parapet and roof boarding
Round radius is 120mm~150mm, and the direction of laying water-proof coiled material, laying water-proof coiled material are determined according to the slope of roof of measurement
Using full bonding, coiled material is pressed into reserved groove after receiving cephalic par trimming, is compressed with the expandable nail of the Φ 6mm with gasket solid
It is fixed, then filled with C20 pea gravel concreten it is closely knit, be then arranged between the groove and dripping eaves together with a thickness of 25mm~
The precast slab of 35mm, and the waterproof roll of 50mm~70mm is laid on the seam crossing top of precast slab；
(c) base treatment: dross, sundries in cleaning flashing region on parapet facade on waterproof roll guarantee waterproof
The water mark of coiled material surface removes bonding degree that is clean, and checking waterproof roll and roof boarding, parapet, and there are the positions of fold
It is pressed afterwards together using first evening up, then the mode fixed with the cement nail of Φ 250, there are the positions of alice, and mouth is with Φ's 250 on it
Cement nail retightens, and well solves waterproof roll and pastes common quality problems, to improve construction quality, improves flashing
Effect；
(d) Mold Making: remaining core-board, flitch shelves and decorative wood strip are fitted up in the material selection building site of mold,
Cement nail fixation is used after assembly, and precalculated match ratio is subjected to live cement slurry and is prepared, is stirred and is filled with concrete
Set stirring production, in agitator when stirring slurry, clear water is first added, after according to cement, water-reducing agent gypsum and sand sequence
It feeds intake, sand in sand selection, less than 3%, the concrete slurry formed in whipping process is directly flowed by sieve pore clay content
In aggregate bin, the concrete slurry in aggregate bin is collected, is poured into the die cavity of mold, test is conducted batch-wise, examines mold
Turnover rate rejects mold of the turnover rate less than 8 times, and qualified mold carries out the production of flashing member, first in the inner surface of mold
Then brushing release agent pours into concrete slurry again, the production of mold and flashing member is not restricted by place and weather conditions,
Project management department prepares in advance, does not influence on the duration；
(e) concrete flashing: after the concrete slurry in mold stands 48h, molding flashing member is taken out, to waterproof
One layer of building base oil is brushed on coiled material, then flashing member paving is got on, and after the completion of paving, the seam crossing of flashing member is cleared up
Completely, foam strip is filled in, along the outer edge T-me line paper of flashing member, and squeezes into weather proofing sealant, then uniformly suitable with finger
Sliding to smooth out, after gelling knot to be sealed, the surface rendering concrete mortar in flashing region, thickness control is painted in three times in 5mm,
It is moisturized before painting with water-wet, by the control to material, flashing member after paving, impression quality reaches requirement；
(f) finished product protection: after construction, flashing region is covered with woollen blanket, and timely water seasoning, curing time are greater than
12 hours, guarantee that covering material is wet during maintenance, and the upper roofing of idler is forbidden to trample or continue to construct upper, improves finished product
Qualification rate reduces finished product and does over again；
(g) maintenance and inspection: the top and the bottom of parapet and waterproof roll are checked, for the concrete cracking that bears down on one of parapet
Place will first chisel the seam that width is 8mm~10mm, clean out in seam at crack, then waterproof is perfused in edge-perpendicular in seam
Ointment, surface covering galvanized iron sheet are simultaneously fixed side；At the Vertical Cracks of parapet, in seam internal pressure filled bitumen flax silk；It is right
At the cracking of flashing top, external rendering layer is first removed, blocks the receipts head of waterproof layer with ointment after daughter's walling is dry
Place, and with C20 pea gravel concreten seal, with same material powder brushed surface and carry out turning point round-corner transition handle；For general
At the cracking in underwater portion and parapet horizontal displacement, reformed after asking professional's design treatment, the processing to flashing seepage place
It follows and does not damage main structure, the appearance in house, effectively blocks leak source, principle easy for construction, economical rationality.
Further, in step (b) when slope of roof < 3%, the parallel ridge paving of waterproof roll, when slope of roof > 3%,
The vertical ridge paving of waterproof roll, waterproof roll used are high-polymer modified pitch coiled material, and temperature tolerance is good, and thickness is thin, is not present
Trickling problem, parallel ridge are affixed with following benefit: (1) a width coiled material can be taped against bottom, reduce connector, save former material
Material；(2) working face is big, and speed of application is fast, saves labour；(3) flowing water side of the long side overlapping the slot of coiled material all with the slope of roof
To perpendicular, antileaking；(4) endwise tensile strength that can maximally utilise malthoid improves the cracking resistance energy of roofing
Power.
Further, in step (b) during pouring parapet, in parapet in the horizontal direction every 1.2m~
1.5m lays constructional column, the flexible buffer strip of 10mm~15mm is reserved between constructional column and roof boarding, and in flexible buffer strip
Interior filling asbestos yarn lays double constructional columns, and the expansion joint of indwelling 15mm~18mm with the parapet for length being more than 32m,
Filled bitumen flax silk in expansion joint, seam crossing ointment filleting；Two are buried every 500mm to the parapet that height is more than 550mm
The distributing bar of root Φ 8mm is reduced the cracking generated due to parapet pressure item by temperature deformation, reduces leakage range.
A kind of concrete central mix plant of roofing flashing construction method, it is characterised in that: including first support, second
Frame, rabbling mechanism and receiving mechanism, are equipped with support platform between first support and second support, support platform is equipped with collecting machine
Structure, first support are equipped with motor, and one end of motor is connected with transmission mechanism, the first transmission component is connected on transmission mechanism,
First transmission component rotates in first support, and second support is equipped with the second transmission component, first support and second support it
Between be equipped with axial connecting rod, rabbling mechanism is set in axial connecting rod, and the first transmission component and the activity of the second transmission component connect
Connect rabbling mechanism；The agitating device has structure simple, and flexibility is high, and carrying is laborsaving, can be used everywhere, and stirring stability is good, work
Make high-efficient advantage, concrete quality height, the intensity for stirring formation are big, can effectively put into construction operation.
Further, the first transmission component includes the first drive rod and the first transmission gear, the first transmission of transmission mechanism connection
Bar, the second transmission component include the second drive rod and the second transmission gear, and rabbling mechanism is equipped with toothed annulus, toothed annulus connection the
One transmission gear and the second transmission gear, the first transmission gear drive rabbling mechanism to rotate by toothed annulus, the second transmission gear
It is stirred mechanism and drives rotation, improve the stability of rabbling mechanism.
Further, rabbling mechanism includes rotating wheel, agitating shaft and stirring blade, and stirring blade is evenly distributed on agitating shaft
On, agitating shaft is set on rotating wheel, and rotating wheel is set in axial connecting rod, and the first transmission component drives rotating wheel rotation, stirring
Axis and then rotates, and carries out uniform stirring to the sandstone mud in agitator by stirring blade, forms concrete.
Further, transmission mechanism includes the first runner, transmission belt and the second runner, is driven the first runner of band connection and second
Runner, the second runner connect the first transmission component, and motor connects the first runner, and motor drives the rotation of the first runner, passes through transmission
Band drives the rotation of the second runner, to realize that second the first transmission component of driven by rotating wheel rotates, stable transmission is not done mutually
It disturbs.
Further, receiving mechanism includes agitator and aggregate bin, and agitator is structure as a whole with aggregate bin, agitator and collection
Sieve plate is equipped between hopper, aggregate bin is set in support platform, and sieve plate is equipped with sieve pore, and sieve plate can prevent from being mixed into sandstone mud
Large granular impurity and cement lump enter in aggregate bin, the concrete quality for guaranteeing that stirring is formed is high, and intensity is big, stirring
The concrete of formation directly passes through sieve pore and is flowed into aggregate bin, reduces artificial batch turning work, saves labour cost.
Further, support platform is equipped with support rod, and aggregate bin is movably connected between support rod, and support rod is equipped with lock
Tight button unclamps locking button after filling concrete in aggregate bin, so that it may rotate aggregate bin and carry out discharging, structure is simple, easily
It is convenient.
Further, the bottom of first support is equipped with mobile mechanism, and mobile mechanism includes that fixed bracket and idler wheel, idler wheel are symmetrical
Support bracket fastened two sides are distributed in, the setting of mobile mechanism facilitates device mobile, and carrying is laborsaving, can be used, can carry out on the spot everywhere
Stir work.
The present invention is by adopting the above-described technical solution, have the advantages that
Construction is simple of the present invention, easy to operate, construction quality is easily controllable, and construction cost is low, and the construction equipment being related to is few,
Molding flashing constructional waterproofing effect is good, good integrity, and impression quality is high, long service life, compared with traditional flashing way,
The generation of leakage phenomenon is fundamentally prevented, and scientific and reasonable method is taken to handle seepage place, both meets room
The waterproof requirement of face water proof structure, and improve the durability at roofing flashing position, do not need the manpower and material resources of overspending into
Row periodic maintenance, effectively solve service life present in traditional roof flashing is short, it is poor aging crack, waterproof effect easily occur,
The practical problems such as poor, the maintenance cost height of roofing overall look and feel effect.
Concrete central mix plant used in construction has structure simple, and flexibility is high, and carrying is laborsaving, can be used, stirs everywhere
The advantages of stability is good, and work efficiency is high is mixed, concrete quality height, the intensity for stirring formation are big, can effectively put into construction operation
In.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings:
Fig. 1 is a kind of structural schematic diagram of the concrete central mix plant of roofing flashing construction method in the present invention；
Fig. 2 be Fig. 1 in A to structural schematic diagram；
Fig. 3 is the structural schematic diagram of first support in the present invention, second support and rabbling mechanism connection；
Fig. 4 is the structural schematic diagram of rabbling mechanism in the present invention；
Fig. 5 is the structural schematic diagram of receiving mechanism in the present invention；
Fig. 6 is the structural schematic diagram that motor is connect with transmission mechanism in the present invention.
In figure: 1- first support；2- second support；3- rabbling mechanism；4- receiving mechanism；5- mobile mechanism；The fixed branch of 6-
Frame；7- idler wheel；8- support platform；9- agitator；10- aggregate bin；11- sieve plate；12- sieve pore；13- support rod；14- locks button；
15- motor；16- transmission mechanism；The first runner of 17-；18- transmission belt；The second runner of 19-；The first drive rod of 20-；21- first is passed
Moving gear；The second drive rod of 22-；The second transmission gear of 23-；24- axial direction connecting rod；25- rotating wheel；26- agitating shaft；27- is stirred
Mix blade；28- toothed annulus.
Specific embodiment
As shown in Figures 1 to 6, it is a kind of roofing flashing construction method of the present invention, includes the following steps:
After arrangement and method for construction is found out, it is responsible for working out flashing construction technical schemes by project management department's technology, gives design and management list
The review of position side is implemented after company and supervisor's audit approval after improving according to related improving suggestions, it is ensured that and process is reasonable,
Arrangement and method for construction economically feasible, meet design and setting target, through programming, each side review and pool our ideas and make concerted efforts, scheme people,
The various aspects such as machine, material, ring are provided with preferably construction element, can guarantee that flashing is according to target constructed.
(a) early period measures: the horizontal elevation line of bullet control on parapet, the straight degree control line of bullet control roofing on gutter,
It leaves blue markings and red-label respectively at parapet absolute altitude 500mm and 520mm, is used as flashing region in absolute altitude 500mm,
The groove for reserving 3mm~5mm into parapet at blue markings, chooses choosing for 50mm*50mm with brick at red-label
Line forms dripping eaves, and with a thickness of 12mm~15mm, painting uniformly, stays a width to be in lower edge for the coats of plaster of dripping eaves
The sulculus of 8mm, the setting of sulculus, by absolute altitude, plane control line bullet control, ensure that the suitable of flashing construction base convenient for dripping
Directly, smooth, after also ensuring flashing construction effect.
During pouring parapet, constructional column is laid every 1.2m~1.5m in the horizontal direction in parapet,
The flexible buffer strip of 10mm~15mm is reserved between constructional column and roof boarding, and fills asbestos yarn in flexible buffer strip, and it is right
Length is more than that the parapet of 32m lays double constructional columns, and the expansion joint of indwelling 15mm~18mm, the filled bitumen fiber crops in expansion joint
Silk, seam crossing ointment filleting reduce the vertical deformation of parapet；The parapet for being more than 550mm to height is embedded every 500mm
The distributing bar of two Φ 8mm is fundamentally taken the generation appropriate for constructing and avoiding all kinds of cracks, is reduced due to parapet pressure
The cracking that item is generated by temperature deformation reduces leakage range.
(b) waterproof layer is laid: C20 pea gravel concreten fillet, fillet place is arranged in the junction of parapet and roof boarding
Round radius is 120mm~150mm, and the direction of laying water-proof coiled material, laying water-proof coiled material are determined according to the slope of roof of measurement
Using full bonding, when slope of roof < 3%, the parallel ridge paving of waterproof roll, when slope of roof > 3%, waterproof roll is vertical
Ridge paving, waterproof roll used are high-polymer modified pitch coiled material, and temperature tolerance is good, and thickness is thin, trickling problem are not present, in parallel
Ridge is affixed with following benefit: (1) a width coiled material can be taped against bottom, reduce connector, save material；(2) working face is big,
Speed of application is fast, saves labour；(3) the long side overlapping the slot of coiled material is all perpendicular with the current direction of the slope of roof, not leakiness
Water；(4) endwise tensile strength that can maximally utilise malthoid, improves the anti-crack ability of roofing.Coiled material receives cephalic par
It is pressed into after trimming in reserved groove, is fixed with the expandable nail of the Φ 6mm with gasket, is then filled out with C20 pea gravel concreten
Fill closely knit, filling quality is high, and preventing waterproof roll, appearance level cracks here during vertical deformation.Then in the groove
Precast slab together with a thickness of 25mm~35mm is set between dripping eaves, and on the seam crossing of precast slab
Portion is laid with the waterproof roll of 50mm~70mm, and the setting of the road precast slab can effectively block the leakage passage of parapet,
It is easy to operate, it is easy for construction.
(c) base treatment: dross, sundries in cleaning flashing region on parapet facade on waterproof roll guarantee waterproof
The water mark of coiled material surface removes bonding degree that is clean, and checking waterproof roll and roof boarding, parapet, and there are the positions of fold
It is pressed afterwards together using first evening up, then the mode fixed with the cement nail of Φ 250, there are the positions of alice, and mouth is with Φ's 250 on it
Cement nail retightens, and well solves waterproof roll and pastes common quality problems, to improve construction quality, improves flashing
Effect.
(d) Mold Making: remaining core-board, flitch shelves and decorative wood strip are fitted up in the material selection building site of mold,
Cement nail fixation is used after assembly, rigidity is big, not cracky, improves the utilization rate of waste material, saves cost.Mold is by woodwork plate
It is made with flitch shelves, maximization available for circular arc radian guarantees, meets design requirement, while for the beauty of flashing entirety
The property seen, adds at circular arc both ends after in-depth and does two sections of small round corner lines, the control of flatness when facilitating subsequent paving construction.
Precalculated match ratio is carried out live cement slurry to prepare, is stirred and is made with concrete central mix plant, stirred
When mixing stirring slurry in bucket 9, clear water is first added, after feed intake according to the sequence of cement, water-reducing agent gypsum and sand, sand selection in
Sand, for clay content less than 3%, sand fineness is meticulous, and mixture can be caused to generate excreting water phenomenon, reduces mortar strength, can also cause
Surface layer generates crack, dusting, hollowing occurs.The concrete slurry formed in whipping process, which directly passes through sieve pore 12 and is flowed into, to gather materials
In bucket 10, reduces artificial batch turning work, save labour cost.The concrete slurry in aggregate bin 10 is collected, mold is poured into
Die cavity in, test is conducted batch-wise, examines the turnover rate of mold, rejects mold of the turnover rate less than 8 times, qualified mold carries out
Then the production of flashing member pours into concrete slurry, the painting in advance of release agent first in the inner surface brushing release agent of mold again
Brush can prevent molding flashing member part adhesive on mold, guarantee Forming Quality.The production of mold and flashing member not by
The restriction in place and weather conditions, project management department prepare in advance, do not influence on the duration.
(e) concrete flashing: after the concrete slurry in mold stands 48h, molding flashing member is taken out, to waterproof
One layer of building base oil is brushed on coiled material, then flashing member paving is got on, and after the completion of paving, the seam crossing of flashing member is cleared up
Completely, foam strip is filled in, along the outer edge T-me line paper of flashing member, and squeezes into weather proofing sealant, then uniformly suitable with finger
It is sliding to smooth out, the cracking phenomena of surface layer seam crossing is controlled, seam crossing is smooth straight, and impression quality is good.After gelling knot to be sealed, general
The surface rendering concrete mortar of water area, thickness control are painted in three times in 5mm, are moisturized before painting with water-wet, by material
Control, the flashing member after paving, impression quality reaches requirement.
(f) finished product protection: after construction, flashing region is covered with woollen blanket, and timely water seasoning, curing time are greater than
12 hours, guarantee that covering material is wet during maintenance, and the upper roofing of idler is forbidden to trample or continue to construct upper, improves finished product
Qualification rate reduces finished product and does over again.
(g) maintenance and inspection: the top and the bottom of parapet and waterproof roll are checked, for the concrete cracking that bears down on one of parapet
Place will first chisel the seam that width is 8mm~10mm, clean out in seam at crack, then waterproof is perfused in edge-perpendicular in seam
Ointment, surface covering galvanized iron sheet are simultaneously fixed side；At the Vertical Cracks of parapet, in seam internal pressure filled bitumen flax silk；It is right
At the cracking of flashing top, external rendering layer is first removed, blocks the receipts head of waterproof layer with ointment after daughter's walling is dry
Place, and with C20 pea gravel concreten seal, with same material powder brushed surface and carry out turning point round-corner transition handle；For general
At the cracking in underwater portion and parapet horizontal displacement, it is necessary to be reformed after asking professional's design treatment, to flashing seepage place
Processing, which follows, not to be damaged main structure, the appearance in house, effectively blocks leak source, principle easy for construction, economical rationality.
Construction is simple of the present invention, easy to operate, construction quality is easily controllable, and construction cost is low, and the construction equipment being related to is few,
Molding flashing constructional waterproofing effect is good, good integrity, and impression quality is high, long service life, compared with traditional flashing way,
The generation of leakage phenomenon is fundamentally prevented, and scientific and reasonable method is taken to handle seepage place, both meets room
The waterproof requirement of face water proof structure, and improve the durability at roofing flashing position, do not need the manpower and material resources of overspending into
Row periodic maintenance, effectively solve service life present in traditional roof flashing is short, it is poor aging crack, waterproof effect easily occur,
The practical problems such as poor, the maintenance cost height of roofing overall look and feel effect.
A kind of concrete central mix plant of roofing flashing construction method, including first support 1, second support 2, rabbling mechanism
3 and receiving mechanism 4, the bottom of first support 1 is equipped with mobile mechanism 5, and mobile mechanism 5 includes fixed bracket 6 and idler wheel 7, idler wheel 7
The two sides of fixed bracket 6 are symmetrically distributed in, the setting of mobile mechanism 5 facilitates device mobile, and carrying is laborsaving, can be used, can work as everywhere
Field is stirred work, supports entirety by idler wheel 7 and second support 2 when fixed.It is set between first support 1 and second support 2
Have a support platform 8, support platform 8 is equipped with receiving mechanism 4, and receiving mechanism 4 includes agitator 9 and aggregate bin 10, agitator 9 with
Aggregate bin 10 is structure as a whole, and sieve plate 11 is equipped between agitator 9 and aggregate bin 10, and sieve plate 11 is equipped with sieve pore 12, sieve plate 11
It can prevent mixed large granular impurity and cement lump in sandstone mud from entering in aggregate bin 10, guarantee that stirring is formed mixed
Solidifying soil property amount is high, and intensity is big, and the concrete for stirring formation directly passes through sieve pore 12 and is flowed into aggregate bin 10, reduces and manually falls
Expect work, saves labour cost.Support platform 8 is equipped with support rod 13, and aggregate bin 10 is movably connected between support rod 13, props up
Strut 13 is equipped with locking button 14, after filling concrete in aggregate bin 10, unclamps locking button 14, so that it may rotate aggregate bin 10
Discharging is carried out, structure is simple, easy and convenient.
First support 1 is equipped with motor 15, and one end of motor 15 is connected with transmission mechanism 16, and transmission mechanism 16 includes first
Runner 17, transmission belt 18 and the second runner 19, motor 15 connect the first runner 17, and transmission belt 18 connects the first runner 17 and second
Runner 19, the first transmission component is connected on the second runner 19, and the first transmission component includes the first drive rod 20 and the first transmission
Gear 21, the first drive rod 20 can be rotated in first support 1, and the second runner 19 connects the first drive rod 20, and motor 15 drives
The rotation of first runner 17 drives the rotation of the second runner 19 by transmission belt 18, to realize that the second runner 19 drives the first transmission
Component rotates, and stable transmission is not interfere with each other.The second transmission component, the second transmission component are connected in second support 2
It is equipped with axial connecting rod 24 including the second drive rod 22 and the second transmission gear 23, between first support 1 and second support 2, stirs
Mixing mechanism 3 includes rotating wheel 25, agitating shaft 26 and stirring blade 27, and stirring blade 27 is evenly distributed on agitating shaft 26, is stirred
Axis 26 is set on rotating wheel 25, and rotating wheel 25 is set in axial connecting rod 24, and rotating wheel 25 is equipped with toothed annulus 28, toothed annulus 28
The first transmission gear 21 and the second transmission gear 23 are connected, the first transmission gear 21 drives 25 turns of rotating wheel by toothed annulus 28
Dynamic, agitating shaft 26 and then rotates, and carries out uniform stirring to the sandstone mud in agitator 9 by stirring blade 27, forms coagulation
Soil, the second transmission gear 23 are stirred mechanism 3 and drive rotation, improve the stability of rabbling mechanism 3.
The agitating device has structure simple, and flexibility is high, and carrying is laborsaving, can be used everywhere, and stirring stability is good, work effect
The high advantage of rate, concrete quality height, the intensity for stirring formation are big, can effectively put into construction operation.
The above is only specific embodiments of the present invention, but technical characteristic of the invention is not limited thereto.It is any with this hair
Based on bright, to solve essentially identical technical problem, essentially identical technical effect is realized, made simple change, etc.
With replacement or modification etc., all it is covered by among protection scope of the present invention.
Claims (10)
1. a kind of roofing flashing construction method, it is characterised in that include the following steps:
(a) early period measures: the horizontal elevation line of bullet control on parapet, the straight degree control line of bullet control roofing on gutter, in female
Blue markings and red-label are left respectively at youngster's wall absolute altitude 500mm and 520mm, are reserved at blue markings into parapet
The groove of 3mm~5mm forms dripping eaves, the coat of plaster of dripping eaves with the line of choosing that brick chooses 50mm*50mm at red-label
With a thickness of 12mm~15mm, it is the sulculus of 8mm that a width is stayed in lower edge；
(b) waterproof layer is laid: C20 pea gravel concreten fillet is arranged in the junction of parapet and roof boarding, circle where fillet
Radius is 120mm~150mm, and the direction of laying water-proof coiled material is determined according to the slope of roof of measurement, and laying water-proof coiled material uses
Full bonding, coiled material are pressed into reserved groove after receiving cephalic par trimming, are fixed with the expandable nail of the Φ 6mm with gasket, so
It is closely knit with the filling of C20 pea gravel concreten afterwards, then it is arranged between the groove and dripping eaves together with a thickness of 25mm~35mm's
Precast slab, and the waterproof roll of 50mm~70mm is laid on the seam crossing top of precast slab；
(c) base treatment: dross, sundries in cleaning flashing region on parapet facade on waterproof roll guarantee waterproof roll
The water mark on surface removes bonding degree that is clean, and checking waterproof roll and roof boarding, parapet, and there are the uses of the position of fold
It first evens up and presses neat, then the mode fixed with the cement nail of Φ 250 afterwards, there are the position of alice, the cement of mouth Φ 250 on it
Nail retightens；
(d) Mold Making: remaining core-board, flitch shelves and decorative wood strip are fitted up in the material selection building site of mold, assembled
Cement nail fixation is used afterwards, and precalculated match ratio is subjected to live cement slurry and is prepared, is stirred with concrete central mix plant
Mixing make, in agitator when stirring slurry, clear water is first added, after feed intake according to the sequence of cement, water-reducing agent gypsum and sand,
Sand in sand selection, less than 3%, the concrete slurry formed in whipping process directly passes through sieve pore and is flowed into aggregate bin clay content
In, the concrete slurry in aggregate bin is collected, is poured into the die cavity of mold, test is conducted batch-wise, examine the turnover rate of mold,
Mold of the turnover rate less than 8 times is rejected, qualified mold carries out the production of flashing member, first demoulds in the inner surface brushing of mold
Then concrete slurry is poured into agent again；
(e) concrete flashing: after the concrete slurry in mold stands 48h, molding flashing member is taken out, to waterproof roll
One layer of building base oil of upper brush, then gets on flashing member paving, after the completion of paving, the seam crossing of flashing member is cleared up dry
Only, foam strip is filled in, along the outer edge T-me line paper of flashing member, and squeezes into weather proofing sealant, then uniformly smooth with finger
It smoothes out, after gelling knot to be sealed, the surface rendering concrete mortar in flashing region, thickness control is painted in three times in 5mm, powder
It is moisturized before brush with water-wet；
(f) finished product protection: after construction, flashing region is covered with woollen blanket, and timely water seasoning, and it is small that curing time is greater than 12
When, guarantee that covering material is wet during maintenance, and the upper roofing of idler is forbidden to trample or continue to construct upper；
(g) maintenance and inspection: checking the top and the bottom of parapet and waterproof roll, at the concrete cracking that bears down on one of parapet, first
The seam that width is 8mm~10mm will be chiseled at crack, is cleaned out in seam, then waterproofing unction is perfused in edge-perpendicular in seam,
Surface covering galvanized iron sheet is simultaneously fixed side；At the Vertical Cracks of parapet, in seam internal pressure filled bitumen flax silk；For flashing
At the cracking of top, external rendering layer is first removed, at the receipts head for blocking waterproof layer with ointment after daughter's walling is dry, is used in combination
C20 pea gravel concreten sealing, with same material powder brushed surface and carry out turning point round-corner transition processing；For flashing lower part
At cracking and parapet horizontal displacement, reformed after asking professional's design treatment.
2. a kind of roofing flashing construction method according to claim 1, it is characterised in that: slope of roof < in step (b)
When 3%, the parallel ridge paving of waterproof roll, when slope of roof > 3%, the vertical ridge paving of waterproof roll, waterproof roll used
For high-polymer modified pitch coiled material.
3. a kind of roofing flashing construction method according to claim 1, it is characterised in that: pouring daughter in step (b)
During wall, constructional column is laid every 1.2m~1.5m in the horizontal direction in parapet, between constructional column and roof boarding
The flexible buffer strip of reserved 10mm~15mm, and asbestos yarn is filled in flexible buffer strip, with the parapet for length being more than 32m
Double constructional columns are laid, and the expansion joint of indwelling 15mm~18mm, the filled bitumen flax silk in expansion joint, seam crossing ointment are embedding
Seam；The distributing bar of two Φ 8mm is buried every 500mm to the parapet that height is more than 550mm.
4. a kind of concrete central mix plant of roofing flashing construction method as described in claim 1, it is characterised in that: including the
It is flat to be equipped with support for one bracket, second support, rabbling mechanism and receiving mechanism between the first support and the second support
Platform, the support platform are equipped with receiving mechanism, and the first support is equipped with motor, and one end of the motor is connected with transmission
Mechanism is connected with the first transmission component on the transmission mechanism, and the first transmission component rotation is in the first support, institute
Second support is stated equipped with the second transmission component, axial connecting rod, institute are equipped between the first support and the second support
It states rabbling mechanism to be set in the axial connecting rod, first transmission component is flexibly connected institute with second transmission component
State rabbling mechanism.
5. a kind of concrete central mix plant of roofing flashing construction method according to claim 4, it is characterised in that: described
First transmission component includes the first drive rod and the first transmission gear, and the transmission mechanism connects first drive rod, described
Second transmission component includes the second drive rod and the second transmission gear, and the rabbling mechanism is equipped with toothed annulus, the toothed annulus
Connect first transmission gear and second transmission gear.
6. a kind of concrete central mix plant of roofing flashing construction method according to claim 4, it is characterised in that: described
Rabbling mechanism includes rotating wheel, agitating shaft and stirring blade, and the stirring blade is evenly distributed on the agitating shaft, described to stir
It mixes and is located on the rotating wheel, the rotating wheel is set in the axial connecting rod.
7. a kind of concrete central mix plant of roofing flashing construction method according to claim 4, it is characterised in that: described
Transmission mechanism includes the first runner, transmission belt and the second runner, the first runner described in the transmission band connection and second turn described
Wheel, second runner connect first transmission component, and the motor connects first runner.
8. a kind of concrete central mix plant of roofing flashing construction method according to claim 4, it is characterised in that: described
Receiving mechanism includes agitator and aggregate bin, and the agitator is structure as a whole with the aggregate bin, the agitator with it is described
Sieve plate is equipped between aggregate bin, the aggregate bin is set in the support platform.
9. a kind of concrete central mix plant of roofing flashing construction method according to claim 8, it is characterised in that: described
Support platform is equipped with support rod, and the aggregate bin is movably connected between the support rod, and the support rod is equipped with locking
Button.
10. a kind of concrete central mix plant of roofing flashing construction method according to claim 4, it is characterised in that: institute
The bottom for stating first support is equipped with mobile mechanism, and the mobile mechanism includes that fixed bracket and idler wheel, the idler wheel are symmetrical
In the support bracket fastened two sides.
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| CN201810900168.6A CN109184093B (en) | 2018-08-09 | 2018-08-09 | Roof flashing construction method and concrete stirring device |
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| CN201810900168.6A CN109184093B (en) | 2018-08-09 | 2018-08-09 | Roof flashing construction method and concrete stirring device |
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