CN109025266A - Construction Joints of Cast-in-place Concrete construction formwork and its construction method - Google Patents
Construction Joints of Cast-in-place Concrete construction formwork and its construction method Download PDFInfo
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- CN109025266A CN109025266A CN201810858710.6A CN201810858710A CN109025266A CN 109025266 A CN109025266 A CN 109025266A CN 201810858710 A CN201810858710 A CN 201810858710A CN 109025266 A CN109025266 A CN 109025266A
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- baffle
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- concrete
- cast
- side elevation
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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
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The present invention provides a kind of template of the construction of Construction Joints of Cast-in-place Concrete, it includes the concrete surface baffle adapted to construction joint cross-sectional sizes, side elevation baffle, top flap, under shield；Side elevation baffle, top, under shield width are adapted in reserved construction joint width, and coarse sand is filled in the closed cavity that two block concrete contact surface baffles, two side elevation baffles, top flap, under shield enclose；It is fixed at each board group dress seam with indent, a kind of Construction Joints of Cast-in-place Concrete construction method is also provided, template is mounted at concrete construction joint, coarse sand is filled in cavity, then top flap and indent are covered, when cast-in-place section concrete reaches proof strength, the baffle of side is removed, coarse sand is taken out, finally removes two concrete surface baffles, the packing materials such as filled bitumen flax silk at construction joint, the construction joint surfacing that the present invention completes, stable structure, work progress are easy to operate, mold is reusable, and overall construction cost is low.
Description
Technical field
The invention patent relates to the construction methods of Construction Joints of Cast-in-place Concrete.
Background technique
Traditional Construction Joints of Cast-in-place Concrete construction: when Construction Joints of Cast-in-place Concrete is constructed, length and width is generally used
With cast-in-place concrete structure height, consistency of thickness, plank, bamboo slab rubber or the cystosepiment of thick 2cm is placed in construction as filler
At seam, while plank, bamboo slab rubber or cystosepiment are used as template at construction joint, then casting concrete, to concrete structure
With after some strength by plank, bamboo slab rubber or cystosepiment take out.It has the following problems: 1. using cystosepiment as packing material
And template is in use, its corner of rigid materials such as stone contained due to concrete mix is irregular, Pouring concrete at the same time
Concrete has certain lateral pressure and impact force in the process, and cystosepiment is flexible material, and intensity is very low, and stress easily occurs
Destroy, it occur frequently that cause construction joint not penetrate through due to cystosepiment breakage, be in irregular shape, thickness it is inconsistent and other issues；
2. using plank, bamboo slab rubber as packing material and the position template in use, cast-in-place concrete structure concreting is completed
Afterwards, the position template and concrete structure form entirety, after concrete structure has some strength, construction joint position plank,
Bamboo slab rubber is difficult to take out, and is easy to damage 3. due to construction joint position concrete structure when taking out plank, bamboo slab rubber
Plank, the bamboo slab rubber of filling are difficult to take out, and remaining plank, bamboo slab rubber influence the use function of construction joint.For this status, it is
Guarantee Construction Joints of Cast-in-place Concrete construction quality, reduce construction personnel's working strength, reduce it is artificial use, save engineering at
This, guarantees cast-in-place concrete structure concrete quality, and we have invented guarantee Construction Joints of Cast-in-place Concrete construction quality
Construction method.
Summary of the invention
What the packing material and mould material used the technical problem to be solved by the present invention is to the prior art was constructed lacks
It falls into.
The technological means that the present invention uses to solve above-mentioned technical problem is:
A kind of template of the construction of Construction Joints of Cast-in-place Concrete, it includes the coagulation adapted to construction joint cross-sectional sizes
Soil contact face baffle；The isometric side elevation baffle with the left and right side of concrete surface baffle；On concrete surface baffle
The isometric top flap in side；The isometric under shield with concrete surface baffle lower side；Two block concrete contact surfaces gear
Plate, two side elevation baffles, top flap, under shield enclose closed cavity, are filled with coarse sand in cavity；Side elevation baffle
It is equipped with side elevation baffle indent with the contact position of concrete surface baffle, top flap is contacted with concrete surface baffle
Position is equipped with top flap indent, and concrete surface baffle bottom is connected with bottom baffle card slot, and bottom baffle is located at bottom
In baffle card slot.
The bottom baffle card slot includes upper layer press strip, lower layer's press strip, and upper layer press strip and laminated stripe pitch and bottom are kept off
Plate is adapted.
The side elevation baffle indent, top flap indent be L shape, corner be close to concrete surface baffle with it is other
The assembling of baffle is stitched.
A kind of Construction Joints of Cast-in-place Concrete construction method:
Detachable construction joint filling template is made first: 1, making concrete surface baffle, produces one and construction
Stitch the steel plate that cross-sectional sizes adapt to；2, side elevation baffle is made, length and the left and right side of concrete surface baffle are isometric,
Side elevation baffle is equipped with knob；Side elevation baffle indent is configured simultaneously, indent L shape is mounted on side elevation baffle and concrete
On the contact position of contact surface baffle；3, top flap is made, length and concrete surface baffle upper side edge are isometric, top
Baffle is shaken hands equipped with top flap；Top flap indent is configured simultaneously, indent L shape is mounted on top flap and connects with concrete
On the contact position of contacting surface baffle；4, bottom baffle is made, bottom baffle knob is set on bottom baffle；Bottom baffle is installed simultaneously
Card slot, bottom baffle card slot are made of four strips, and affixed the two of each upper and lower layer in the bottom of two concrete surface baffles
Root, upper and lower two layers of strip spacing are equal to bottom baffle thickness.
Step 2: the two block concrete contact surface baffles made, two pieces of side elevation baffles and bottom baffle combination installation,
This structure is installed at construction joint position.
Step 3: loading coarse sand into structure, top flap is installed to two block concrete contact surface baffle tops after filling up
In portion.
Step 4: pouring cast-in-place concrete structure concrete, cast-in-place concrete structure is conserved, reaches permission demoulding
Concrete strength.
Step 5: successively removing top flap and side elevation baffle, coarse sand is taken out out of structure.
Step 6: successively removing bottom baffle, concrete surface baffle, expose Construction Joints of Cast-in-place Concrete.
Step 7: the packing materials such as filled bitumen flax silk into Construction Joints of Cast-in-place Concrete, complete construction joint construction.
Detailed description of the invention
Fig. 1 mold overall diagram；
Fig. 2 mould structure exploded view；
Fig. 3 panel and cant board assembling schematic diagram；
Fig. 4 bottom baffle notch schematic diagram；
Fig. 5 is bottom baffle installation condition schematic diagram；
Fig. 6 is mold installation status diagram；
Fig. 7 is that coarse sand figure is added in mold；
Fig. 8 is to carry out concreting figure to Cast-in-Situ Segment；
Fig. 9 be form removable after scheme.
Specific embodiment
Design concept of the present invention is in the sizable mold of concrete construction joint design one and designed, and the mold is wide
Spend it is adjustable, when need its support construction joint structure when possess enough support strengths, can be in construction joint after the completion of construction
Certain activity is formed, mold is enable completely to remove.
Based on above-mentioned design, the present invention provides a kind of template of construction suitable for Construction Joints of Cast-in-place Concrete, such as
Shown in Fig. 1-5, it includes the concrete surface baffle 1 adapted to construction joint cross-sectional sizes；With concrete surface baffle 1
The isometric side elevation baffle 2 in left and right side；The isometric top flap 5 with 1 upper side edge of concrete surface baffle；With concrete
The isometric under shield 8 of 1 lower side of contact surface baffle；Two block concrete contact surface baffles 1, two side elevation baffles 2, top flap
5, under shield 8 encloses closed cavity, is equipped with coarse sand in cavity, side elevation baffle 2 connects with concrete surface baffle 1
It touches position and is equipped with side elevation baffle indent 3, top flap 5 and 1 contact position of concrete surface baffle are equipped with top flap pressure
Slot 6,1 bottom of concrete surface baffle are connected with bottom baffle card slot 9, and bottom baffle 8 is located in bottom baffle card slot 9.
This mold avoids deformation caused by concrete structure lateral pressure and impact force；Steel structure surface is smooth, is also not easy
Integrally combine with concrete structure, coarse sand can fill out it is detachable easy to operate, this mold can overall pulling down after construction, work seam construction effect
Fruit is good.
The whole process using mold construction is described in detail below with reference to a construction embodiment:
A kind of Construction Joints of Cast-in-place Concrete construction method:
Step 1: making detachable construction joint filling template first: 1) making concrete surface baffle 1, produce one
A steel plate adapted to construction joint cross-sectional sizes, material are thickness 4mm steel plate, high 125~155cm, wide 60~100cm.2) it makes
Side elevation baffle 2, materials matter be thickness 4mm steel plate, high 125~155cm, wide 2cm, length and concrete surface baffle a left side,
Right edge is isometric, and side elevation baffle knob 4 is arranged on side elevation baffle 2.3) top flap 5 is made, length connects with concrete
1 upper side edge of contacting surface baffle is isometric, and materials matter is thickness 4mm steel plate, long 60~100cm, wide 12mm, in top flap 5 to set top
Baffle knob 7.4) bottom baffle 8 is made, materials matter is thickness 4mm steel plate, long 60~100cm, wide 12mm, length and concrete
1 bottom edge of contact surface baffle is isometric, and bottom baffle knob 11 is set on bottom baffle 8.5) make concrete surface baffle two sides and
The indent at top, indent are L shape, corner be pressed in concrete surface baffle 1 and each side board (including side elevation baffle 2,
Top flap 5) assembling seam at；The indent of bottom baffle 8 is fixed in 1 lower part of concrete surface baffle, bottom baffle
It is inserted into bottom baffle indent (as shown in Figure 5), mold overall appearance is invisible.
Step 2: the two block concrete contact surface baffles made, two pieces of side elevation baffles and bottom baffle combination installation,
This structure is installed at construction joint position, as shown in Figure 6.
Step 3: loading coarse sand into structure, top flap is installed to two block concrete contact surface baffle tops after filling up
In portion, as shown in Figure 7.
Step 4: pouring cast-in-place concrete structure concrete, cast-in-place concrete structure is conserved, reaches permission demoulding
Concrete strength, as shown in Figure 8.
Step 5: successively removing top flap and side elevation baffle, coarse sand is taken out out of structure.
Step 6: successively removing bottom baffle, concrete surface baffle, expose Construction Joints of Cast-in-place Concrete, this
State after mold is removed is as shown in Figure 9.
Step 7: the packing materials such as filled bitumen flax silk into Construction Joints of Cast-in-place Concrete, complete construction joint construction.
Bottom baffle card slot of the present invention includes upper layer press strip, lower layer's press strip, and the concrete surface baffle of two sides closes
And rear upper layer press strip and laminated item form the space 10 for just accommodating bottom baffle.It will by knob when removing bottom baffle
Bottom baffle evened up out of this space 10 histogram to release.
Knob of the invention is equally using the steel plate of thickness 4mm, long 10mm, high 4mm.
The construction joint surfacing that this construction method is completed, stable structure, work progress is easy to operate, the repeatable benefit of mold
With overall construction cost is low.
Claims (4)
1. a kind of template of the construction of Construction Joints of Cast-in-place Concrete, it is characterized in that: it includes suitable with construction joint cross-sectional sizes
The concrete surface baffle answered；The isometric side elevation baffle with the left and right side of concrete surface baffle；It is contacted with concrete
The isometric top flap of face baffle upper side edge；The isometric under shield with concrete surface baffle lower side；Two block concretes
Contact surface baffle, two side elevation baffles, top flap, under shield enclose closed cavity, are filled with coarse sand in cavity；Side
The contact position of facade baffle and concrete surface baffle is equipped with side elevation baffle indent, top flap and concrete surface
Baffle contact position is equipped with top flap indent, and concrete surface baffle bottom is connected with bottom baffle card slot, bottom baffle
It is located in bottom baffle card slot.
2. the template of the construction of Construction Joints of Cast-in-place Concrete as described in claim 1, it is characterized in that: the bottom baffle card slot
Including upper layer press strip, lower layer's press strip, upper layer press strip and laminated stripe pitch are adapted with bottom baffle.
3. the template of the construction of Construction Joints of Cast-in-place Concrete as described in claim 1, it is characterized in that: the side elevation baffle
Indent, top flap indent are L shape, and concrete surface baffle is close in corner and the assembling of other baffles is stitched.
4. the Construction Joints of Cast-in-place Concrete construction method of the above-mentioned template of application, follows these steps to carry out:
Step 1: making detachable construction joint filling template first: 1, make concrete surface baffle, produce one with apply
Work stitches the steel plate that cross-sectional sizes adapt to；2, side elevation baffle, length and the left and right side of concrete surface baffle etc. are made
Long, side elevation baffle is equipped with knob；Side elevation baffle indent is configured simultaneously, indent L shape is mounted on side elevation baffle and coagulation
On the contact position of soil contact face baffle；3, top flap is made, length and concrete surface baffle upper side edge are isometric, top
Portion's baffle is shaken hands equipped with top flap；Top flap indent is configured simultaneously, indent L shape is mounted on top flap and concrete
On the contact position of contact surface baffle；4, bottom baffle is made, bottom baffle knob is set on bottom baffle；Bottom gear is installed simultaneously
Board slot, bottom baffle card slot are made of four strips, and affixed the two of each upper and lower layer in the bottom of two concrete surface baffles
Root, upper and lower two layers of strip spacing are equal to bottom baffle thickness；
Step 2: the two block concrete contact surface baffles made, two pieces of side elevation baffles and bottom baffle combination installation, by this
Structure is installed at construction joint position；
Step 3: loading coarse sand into structure, top flap is installed at the top of two block concrete contact surface baffles after filling up；
Step 4: pouring cast-in-place concrete structure concrete, cast-in-place concrete structure is conserved, reaching allows demoulding coagulation
Native intensity；
Step 5: successively removing top flap and side elevation baffle, coarse sand is taken out out of structure；
Step 6: successively removing bottom baffle, concrete surface baffle, expose Construction Joints of Cast-in-place Concrete；
Step 7: the packing materials such as filled bitumen flax silk into Construction Joints of Cast-in-place Concrete, complete construction joint construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810858710.6A CN109025266B (en) | 2018-07-31 | 2018-07-31 | Construction template for cast-in-situ concrete structure construction joint and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810858710.6A CN109025266B (en) | 2018-07-31 | 2018-07-31 | Construction template for cast-in-situ concrete structure construction joint and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109025266A true CN109025266A (en) | 2018-12-18 |
| CN109025266B CN109025266B (en) | 2021-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810858710.6A Active CN109025266B (en) | 2018-07-31 | 2018-07-31 | Construction template for cast-in-situ concrete structure construction joint and construction method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109025266B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101864836A (en) * | 2010-06-11 | 2010-10-20 | 中国二十二冶集团有限公司 | Construction method for supporting template at construction joint of frame structure |
| CN202706536U (en) * | 2012-06-29 | 2013-01-30 | 中国建筑第五工程局有限公司 | Lateral support formwork applied to post-cast strip or construction joint |
| CN203613797U (en) * | 2013-10-29 | 2014-05-28 | 中建三局建设工程股份有限公司 | Bottom plate post-pouring belt template provided with water-stopping steel plates |
| JP5746588B2 (en) * | 2011-08-11 | 2015-07-08 | 岡部株式会社 | Horizontal slit material, construction method of horizontal joint using the same, and structure of horizontal joint |
-
2018
- 2018-07-31 CN CN201810858710.6A patent/CN109025266B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101864836A (en) * | 2010-06-11 | 2010-10-20 | 中国二十二冶集团有限公司 | Construction method for supporting template at construction joint of frame structure |
| JP5746588B2 (en) * | 2011-08-11 | 2015-07-08 | 岡部株式会社 | Horizontal slit material, construction method of horizontal joint using the same, and structure of horizontal joint |
| CN202706536U (en) * | 2012-06-29 | 2013-01-30 | 中国建筑第五工程局有限公司 | Lateral support formwork applied to post-cast strip or construction joint |
| CN203613797U (en) * | 2013-10-29 | 2014-05-28 | 中建三局建设工程股份有限公司 | Bottom plate post-pouring belt template provided with water-stopping steel plates |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109025266B (en) | 2021-04-30 |
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