CN108999301A - A kind of side wall construction joint structure and construction method - Google Patents
A kind of side wall construction joint structure and construction method Download PDFInfo
- Publication number
- CN108999301A CN108999301A CN201811166597.1A CN201811166597A CN108999301A CN 108999301 A CN108999301 A CN 108999301A CN 201811166597 A CN201811166597 A CN 201811166597A CN 108999301 A CN108999301 A CN 108999301A
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- CN
- China
- Prior art keywords
- side wall
- armpit angle
- concrete
- bottom plate
- armpit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
-
- 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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
Abstract
The present invention relates to a kind of side wall construction joint structure and construction methods, including bottom plate, side wall and fender member, the side of the bottom plate is cast with side wall vertically, the lateral surface of the side wall is provided with fender member, the armpit angle of rectangular structure is provided between the bottom plate and side wall, the upper end at the armpit angle is inlaid in the lower end of side wall.The armpit angle is made of trapezoidal sections and rectangular section, and the upper surface of the trapezoidal sections is inclined-plane, and the side wall and the connecting sewing at armpit angle are located on the inclined-plane at armpit angle.Construction joint is designed as right-angle structure by the present invention, and new, the visual boundary line of old concrete is made to drop to armpit angle and side wall intersection, to avoid the occurrence of new, old concrete interface obviously or bad root phenomenon.One section of armpit angle portion in the present invention is entirely embedded in side wall bottom end, the effective stress improved between side wall and bottom plate, so that bottom plate and side wall junction is avoided crack, and good appearance occur, the value with wide popularization and application.
Description
Technical field
The invention belongs to engineering construction fields, are related to the construction of side wall, especially a kind of side wall construction joint structure and construction
Method.
Background technique
In concreting process, being segmented the concrete poured will form seam in the junction being poured twice.Construction
Seam is not a kind of " seam " of necessary being, it for no other reason than that the concrete of after-pouring is more than the presetting period, and with first pour
There are a faying face between concrete, which is known as construction joint.
Currently, in the construction of underground structure side wall, Normal practice are as follows: after the completion of bottom plate and the construction of bottom plate armpit angle, with
" short abutment wall " is " old wall " (newly pouring on the outside of side wall and on the basis of " old wall "), and supporting module pours side wall concrete.
Since general side wall is higher, reinforcing bar is closeer, and " short abutment wall " pours side wall junction with after and be easy running pulp, deformation, causes
Keep appearance after molding poor, Minimum Concrete Protective Coating Thickness cannot control, and cause unfavorable shadow to the durability of underground structure
It rings.The appearance and quality for how handling concrete herein well become the emphasis of Underground Construction.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of can be effectively relieved at construction joint to occur rotten
Situation and guarantee concrete wall surface appearance, to reinforce the side wall construction joint structure and construction method of intensity at construction joint.
The scheme of the invention is be achieved:
A kind of side wall construction joint structure, including bottom plate, side wall and fender member, the side of the bottom plate are cast with vertically
Side wall, the lateral surface of the side wall are provided with fender member, and the armpit angle of rectangular structure is provided between the bottom plate and side wall, should
One end face at armpit angle is contacted with side wall, other end and contacts baseplate, and the upper end at the armpit angle is inlaid in the lower end of side wall
It is interior.
Moreover, the armpit angle is made of trapezoidal sections and rectangular section, the upper surface of the trapezoidal sections is inclined-plane, the rectangular section it is upper
End face is higher than trapezoidal sections, and the side wall and the connecting sewing at armpit angle are located on the inclined-plane at armpit angle.
Moreover, the armpit angle is that concrete is poured, and is integrally produced with bottom plate.
A kind of construction method of side wall construction joint, includes the following steps:
Step 1: bottom slab concreting
Reinforcing bar required for bottom plate is bound first, and armpit Angle formwork is fixed, and armpit angle and bottom plate are poured；
Step 2: armpit angle end face is cleared up
Top surface on the armpit angle of forming is cleared up, bleeding cement, loose sandstone, the weak concrete layer of pine and oil are removed
Dirt guarantees the later period when pouring to side wall, the effect docked between side wall and armpit angle；
Step 3: reinforcing bar is handled
The reinforcing bar for exposing armpit angle is cleared up, the rust staining and laitance on reinforcing bar are removed；
Step 4: dabbing is handled
Upper surface and side to armpit angle carry out dabbing, are subject to and expose fresh concrete face；
Step 5: rinsing cleaning
Using clear water to after dabbing upper top surface and side clear up, guarantee and to guarantee it in side without residue on armpit angle
Wall keeps wet before being poured；
Step 6: binding side wall reinforcing bar, installing side wall template
Side wall reinforcing bar is bound above the rectangular section of molding armpit angle, and side wall mould is installed on the inclined surface of armpit angle trapezoidal sections
Plate keeps side wall template relatively parallel with building enclosure；Side wall template is fixedly linked by split bolt and building enclosure；It is installing
When side wall template, make spaced between side wall template and the side of armpit angle rectangular section, the width at interval is side wall concrete
Protective layer thickness；
Step 7: pouring pea gravel concreten
Before pouring to side wall, pea gravel concreten is poured in interval, and using vibration board to spacer portion
It vibrates；
Step 8: side wall concrete pours
Side wall concrete is poured between opposite side wall form and building enclosure；
Step 9: concrete curing
After the completion of concrete side wall pours, follow up water seasoning in time, and irrigation times are to guarantee concrete side wall always
Subject to moisture state；
Step 10: side wall form removable
After side wall molding, side wall template is removed, the close of concrete side wall metope is checked after side wall form removable
Solidity, flatness, it is ensured that construction quality is qualified.
Moreover, checking at the interconnecting piece at side wall template and armpit angle whether pulp occur when pouring to side wall
Phenomenon is vibrated to the concrete near construction joint using vibrating spear, so that concrete be made uniformly to spread apart, is finished to jolt ramming
Afterwards, receipts face is smoothed out to side wall mould concrete.
The advantages and positive effects of the present invention are:
1, construction joint is designed as right-angle structure by the present invention, and new, the visual boundary line of old concrete is made to drop to armpit angle and side
Wall intersection, to avoid the occurrence of, new, old concrete interface is obvious or bad root phenomenon.
2, the present invention at construction joint by vibrating, to guarantee that the concrete for being located at construction joint can uniformly be spread out
The phenomenon that opening, avoiding the occurrence of rotten.
3, the present invention keeps the docking effect at construction joint more preferable by filling pea gravel concreten in gap.
4, the armpit angle in the present invention is entirely embedded in side wall bottom end, it is effective improve between side wall and bottom plate by
Power, so that bottom plate and side wall junction is avoided crack, and good appearance occur, it is practical, with wide popularization and application
Value.
Detailed description of the invention
Fig. 1 is the structural schematic diagram after side wall casting of the present invention；
Fig. 2 is the structural schematic diagram at armpit angle in Fig. 1；
Fig. 3 is the structural schematic diagram after the completion of armpit angle of the present invention pours；
Fig. 4 is that side wall of the present invention pours front template structural schematic diagram.
Specific embodiment
The invention will be further described with reference to the accompanying drawing and by specific embodiment.
A kind of side wall construction joint structure, as shown in Figure 1, including bottom plate 4, side wall 2 and fender member 1, the bottom plate
Side is cast with side wall vertically, and the lateral surface of the side wall is provided with fender member.
The innovation of the invention consists in that:
The armpit angle 3 of rectangular structure is provided between the bottom plate and side wall, an end face at the armpit angle is contacted with side wall, separately
One end face and contacts baseplate.The structure at the armpit angle as shown in Fig. 2, be made of trapezoidal sections 3B and rectangular section 3A, the trapezoidal sections it is upper
Surface is inclined-plane, and the upper surface of the rectangular section is higher than trapezoidal sections.The armpit angle be concrete be poured, and with one system of bottom plate
Out, easy for construction, at low cost.The rectangular section upper end at the armpit angle is inlaid in the lower end of side wall, the side position of the side wall
At the trapezoidal sections inclined-plane at armpit angle, i.e. the connecting sewing of side wall and armpit angle is located on the inclined-plane at armpit angle.
Be entirely embedded in side wall bottom face at the top of armpit angle rectangular section in the present invention, it is effective improve side wall and bottom plate it
Between stress, to avoid bottom plate and crack occurs in side wall junction.
A kind of construction method of side wall construction joint, includes the following steps:
Step 1: bottom slab concreting
Reinforcing bar required for bottom plate is bound first, and armpit Angle formwork 5 is fixed, to pour armpit angle and bottom plate
It builds, as shown in Figure 3；
The side thickness of concrete cover that wherein meets water is 45mm, and land side thickness of protection tier is 35mm, pours bottom plate
And armpit angle concrete.
Step 2: armpit angle end face is cleared up
Top surface on the armpit angle of forming is cleared up, bleeding cement, loose sandstone, the weak concrete layer of pine and oil are removed
Dirt, thus when guaranteeing that the later period pours side wall, the effect docked between side wall and armpit angle；
Step 3: reinforcing bar is handled
The reinforcing bar for exposing armpit angle is cleared up, the rust staining and laitance on reinforcing bar are removed；
By clearing up rebar surface, so that the connection effect for making reinforcing bar between the concrete that pours is more preferable, protect
The side wall for demonstrate,proving casting is stronger.
Step 4: dabbing is handled
Upper surface and side to armpit angle carry out dabbing, are subject to and expose fresh concrete face；
Reach 2.5Mpa to concrete strength, the top end surface and side to armpit angle carry out dabbing, and top end surface is to expose
Subject to fresh concrete face, side dabbing depth is 15mm, leaks out side wall reinforcing bar.
Step 5: rinsing cleaning
Using clear water to after dabbing upper top surface and side clear up, guarantee there is not residue on armpit angle, and guarantee it
It is kept before side wall is poured wet；
Step 6: binding side wall reinforcing bar, installing side wall template
As shown in figure 4, binding side wall reinforcing bar above the rectangular section of molding armpit angle, and on the inclined surface of armpit angle trapezoidal sections
Side wall template 6 is installed, keeps side wall template relatively parallel with building enclosure；Side wall template is fixed by split bolt and building enclosure
It is connected；When installing side wall template, makes spaced C between side wall template and the side of armpit angle rectangular section, be spaced the width of C
Degree is side wall concrete protective layer thickness；
By using the technical program, it is located at the construction joint to be formed at the inclined-plane of armpit angle interconnecting piece, improves at construction joint
Appearance.
Step 7: pouring pea gravel concreten
Before pouring to side wall, pea gravel concreten is poured in interval, and using vibration board to spacer portion
It vibrates；Filling by pea gravel concreten to reserved position makes construction joint concrete appearance meet perception requirement.
Step 8: side wall concrete pours
Side wall concrete is poured between opposite side wall form and building enclosure, when being poured to side wall, is checked
Whether there is pulp phenomenon at the interconnecting piece at side wall template and armpit angle, is shaken using vibrating spear to the concrete near construction joint
Smash, so that concrete be made uniformly to spread apart, to jolt ramming after, receipts face is smoothed out to side wall mould concrete；
Step 9: concrete curing
After the completion of concrete side wall pours, follow up water seasoning in time, and irrigation times are to guarantee concrete side wall always
Subject to moisture state；
Step 10: side wall form removable
After side wall molding, side wall template is removed, the close of concrete side wall metope is checked after side wall form removable
Solidity, flatness, it is ensured that construction quality is qualified.
It is emphasized that embodiment of the present invention be it is illustrative, without being restrictive, therefore packet of the present invention
Include and be not limited to embodiment described in specific embodiment, it is all by those skilled in the art according to the technique and scheme of the present invention
The other embodiments obtained, also belong to the scope of protection of the invention.
Claims (5)
1. a kind of side wall construction joint structure, including bottom plate, side wall and fender member, the side of the bottom plate are cast with side vertically
The lateral surface of wall, the side wall is provided with fender member, it is characterised in that: rectangular structure is provided between the bottom plate and side wall
Armpit angle, an end face at the armpit angle is in contact with side wall, and other end is in contact with bottom plate, and the upper end at the armpit angle is inlaid in
In the lower end of side wall.
2. side wall construction joint structure according to claim 1, it is characterised in that: the armpit angle is by trapezoidal sections and rectangular section structure
At the upper surface of the trapezoidal sections is inclined-plane, and the upper surface of the rectangular section is higher than trapezoidal sections, the connecting sewing position of the side wall and armpit angle
In on the trapezoidal sections inclined-plane at armpit angle.
3. side wall construction joint structure according to claim 1 or 2, it is characterised in that: the armpit angle be concrete be poured and
At, and integrally produced with bottom plate.
4. a kind of construction method of side wall construction joint as described in any one of claims 1 to 3, it is characterised in that: including as follows
Step:
Step 1: bottom slab concreting
Reinforcing bar required for bottom plate is bound first, and armpit Angle formwork is fixed, and armpit angle and bottom plate are poured；
Step 2: armpit angle end face is cleared up
Top surface on the armpit angle of forming is cleared up, bleeding cement, loose sandstone, the weak concrete layer of pine and sundries are removed,
Guarantee the later period when pouring to side wall, the effect docked between side wall and armpit angle；
Step 3: reinforcing bar is handled
The reinforcing bar for exposing armpit angle is cleared up, the rust staining and laitance on reinforcing bar are removed；
Step 4: dabbing is handled
Dabbing is carried out to the rectangular section upper surface at armpit angle and side, is subject to and exposes fresh concrete face；
Step 5: rinsing cleaning
Using clear water to after dabbing upper surface and side clear up, guarantee armpit angle on without residue, and guarantee its side wall into
Row keeps wet before pouring；
Step 6: binding side wall reinforcing bar, installing side wall template
Side wall reinforcing bar is bound above the rectangular section of molding armpit angle, and side wall template is installed on the inclined surface of armpit angle trapezoidal sections,
Keep side wall template relatively parallel with building enclosure；Side wall template is fixedly linked by split bolt and building enclosure；Installing side
When wall form, make it is spaced between side wall template and the side of armpit angle rectangular section, the width at interval be side wall concrete protect
Covering thickness；
Step 7: pouring pea gravel concreten
Before pouring to side wall, pea gravel concreten is poured in interval, and carry out to spacer portion using vibration board
It vibrates；
Step 8: side wall concrete pours
Side wall concrete is poured between opposite side wall form and building enclosure；
Step 9: concrete curing
After the completion of concrete side wall pours, follow up water seasoning in time, and irrigation times are to guarantee that concrete side wall is in always
Subject to moisture state；
Step 10: side wall form removable
After side wall molding after, side wall template is removed, after side wall form removable check concrete side wall metope compactness,
Flatness, it is ensured that construction quality is qualified.
5. the construction method of side wall construction joint according to claim 4, it is characterised in that: in the step 8, in opposite side
When wall is poured, check at the interconnecting piece at side wall template and armpit angle pulp phenomenon whether occur, using vibrating spear to mixed
Solidifying soil vibrates, so that concrete be made uniformly to spread apart, to jolt ramming after, receipts face is smoothed out to side wall mould concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811166597.1A CN108999301A (en) | 2018-10-08 | 2018-10-08 | A kind of side wall construction joint structure and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811166597.1A CN108999301A (en) | 2018-10-08 | 2018-10-08 | A kind of side wall construction joint structure and construction method |
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| Publication Number | Publication Date |
|---|---|
| CN108999301A true CN108999301A (en) | 2018-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811166597.1A Pending CN108999301A (en) | 2018-10-08 | 2018-10-08 | A kind of side wall construction joint structure and construction method |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109653247A (en) * | 2019-01-31 | 2019-04-19 | 武汉市市政建设集团有限公司 | A kind of cracking resistance formula underground pipe gallery structure and its construction method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH094077A (en) * | 1995-06-15 | 1997-01-07 | Daiken Trade & Ind Co Ltd | Joint treatment method of exterior wall material |
| CN205259233U (en) * | 2015-11-26 | 2016-05-25 | 中国建筑股份有限公司 | Ensure that prefabricated coincide wall in underground and cast -in -place bottom plate connect node construction of thickness |
| CN108130889A (en) * | 2017-12-25 | 2018-06-08 | 上海市水利工程集团有限公司 | Pump lock main body bottom plate and flow channel layer side wall step construction joint method for production |
-
2018
- 2018-10-08 CN CN201811166597.1A patent/CN108999301A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH094077A (en) * | 1995-06-15 | 1997-01-07 | Daiken Trade & Ind Co Ltd | Joint treatment method of exterior wall material |
| CN205259233U (en) * | 2015-11-26 | 2016-05-25 | 中国建筑股份有限公司 | Ensure that prefabricated coincide wall in underground and cast -in -place bottom plate connect node construction of thickness |
| CN108130889A (en) * | 2017-12-25 | 2018-06-08 | 上海市水利工程集团有限公司 | Pump lock main body bottom plate and flow channel layer side wall step construction joint method for production |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109653247A (en) * | 2019-01-31 | 2019-04-19 | 武汉市市政建设集团有限公司 | A kind of cracking resistance formula underground pipe gallery structure and its construction method |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181214 |
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| RJ01 | Rejection of invention patent application after publication |