CN106088493A - A kind of pin key connects mounting structure and the construction thereof of prefabricated bench - Google Patents
A kind of pin key connects mounting structure and the construction thereof of prefabricated bench Download PDFInfo
- Publication number
- CN106088493A CN106088493A CN201610633961.5A CN201610633961A CN106088493A CN 106088493 A CN106088493 A CN 106088493A CN 201610633961 A CN201610633961 A CN 201610633961A CN 106088493 A CN106088493 A CN 106088493A
- Authority
- CN
- China
- Prior art keywords
- bench
- pin key
- ladder
- prefabricated
- ladder beam
- 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.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F21/00—Implements for finishing work on buildings
- E04F21/26—Implements for finishing work on buildings for mounting staircases, e.g. tools for marking steps
-
- 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
- E04G13/06—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for stairs, steps, cornices, balconies, or other parts corbelled out of the wall
- E04G13/062—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for stairs, steps, cornices, balconies, or other parts corbelled out of the wall for stairs or steps
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Ladders (AREA)
Abstract
The present invention proposes a kind of pin key and connects mounting structure and the construction thereof of prefabricated bench, its step includes: bench keeps flat standby after hanging pedestal, set up floor occasional passage, pin key is pre-buried, the terraced beam of L-type is cast-in-place, L-type ladder back portion mortar levelling, bench lifting is held on ladder beam, and bench is finely tuned, fixed temporarily, CGM grouting material is filled, late maintaining.It provides the benefit that: node connects reasonable stress, and operation is simple, and prefabricated bench uses pin key to be connected with cast-in-place ladder beam, CGM grouting material joint filling, belongs to and flexibly connects category, connects ductility of joint high, and construction technology is simple, and quality is easily controllable.
Description
Technical field
The present invention relates to bench installing area, particularly relate to a kind of pin key and connect mounting structure and the construction thereof of prefabricated bench
Engineering method.
Background technology
Currently, the commonly used cast-in-place mode of stair bench in architectural engineering, formwork erection is complicated, by outside environmental elements shadow
Ringing big, concrete appearance Forming Quality is difficult to ensure that, needs the long period to carry out maintenance, cannot function as transport logical before form removal
Road, this have impact on the duration to a certain extent.
Batch production or in-situ precast stair bench, production efficiency is high, and low cost, component quality is easily controllable, building waste
Discharge is few.But prefabricated bench and cast-in-place structural connected mode and the lifting of prefabricated bench, construction technique, be that needs are urgently to be resolved hurrily
Problem.
Summary of the invention
The present invention solves problems of the prior art, propose a kind of pin key connect prefabricated bench mounting structure and
Its construction.
The technical scheme is that and be achieved in that:
A kind of pin key connects the mounting structure of prefabricated bench, and its composition includes: bench, pin shaft hole, suspension hook, landing slab, ladder beam, institute
State bench to be arranged between upper and lower two terraced beams, the step of described bench is provided with hole for hoist, is provided with in described bench side
Suspension hook described in one group, the step of described bench rear and front end respectively has pin shaft hole described in a group；Described ladder beam is L-type, in institute
Stating ladder beam and be built-in with pin key, described pin shaft hole is enclosed within described pin key, and the vertical direction at described pin key passes through reinforcement by institute
State ladder beam to fix with described bench, described pin shaft hole pours CGM grouting material.
The opening of described hole for hoist is positioned at the step both sides of described bench, and described suspension hook is located at the two of described bench side
End.
Described pin key is L-shaped, and in described pin key lower end embedment described ladder beam, described pin key upper end is inserted into described pin shaft hole
In.
Gap between described bench and ladder beam is filled with foamed glue.
A kind of pin key connects the construction of prefabricated bench, and this construction comprises the steps:
A. keep flat after bench hangs pedestal, utilize hole for hoist, bench is left under order processing pedestal, lie against by the I lumps of wood and template
On the table top of composition；If there being multiple bench, stacking, using the isolation of the I lumps of wood between levels bench, stacking the number of plies and do not surpass
Cross 3 layers；
B. set up floor occasional passage, immediately below bench, floor beam utilizes fastener type steel pipe scaffold set up interim logical
Road, lays the II lumps of wood and template, template follows closely one tread plate every 300 above passage;
C. pin key is pre-buried, the terraced beam of L-type is cast-in-place, pre-buried pin key, casting platform plate and ladder beam, controls ladder top surface of the beam concrete flatness
In the range of ± 5mm；
D. ladder top surface of the beam mortar levelling, ladder top surface of the beam uses mortar levelling, and strength classes of mortar is not lower than bench strong concrete
Degree grade；
E. bench lifting being held on ladder beam, the shear wall formwork of ladder beam side and stair both sides is removed and cleans out, and makes
Then the hole for hoist being connected in bench with lifting shoulder pole lifts by crane, and ensures that the vertical stress of suspension centre, bench are shelved on ladder beam as far as possible,
Absolute altitude error control is within ± 5mm；
F. bench is finely tuned, is fixed temporarily, uses timber wedge to be finely adjusted bench position, elevation, it is ensured that the accuracy of location, so
After utilize two reinforcements by bench with ladder beam fix；
G. CGM grouting material is filled, and uses CGM grouter to pour into CGM grouting material, space between bench and ladder beam in pin shaft hole
Employing foamed glue is filled, and is in the milk, filling should be closely knit；
H. CGM grouting material is carried out water seasoning at least 7 days, when water seasoning, it is ensured that CGM grouting material has enough wet
Profit state.
In process step (e), must assure that chain sling with Gravity Centre of Product in vertical state during lifting, lifting speed should uniformly delay
Slowly.
The invention has the beneficial effects as follows: adjacent flights of the present invention uses prefabricated or cast-in-place mode, and single flight bench can be according to need
Use prefabricated or cast-in-place mode, cast-in-place change prefabricated, prefabricated change cast-in-place easy and simple to handle.
Node connects reasonable stress, and operation is simple, and pin key is connected prefabricated bench, CGM grouting material is filled out with cast-in-place ladder beam employing
Seam, belongs to and flexibly connects category, connects ductility of joint high, and construction technology is simple, and quality is easily controllable.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is the bench mounting structure schematic diagram of the present invention；
Fig. 2 is the structural representation of the bench of the present invention；
Fig. 3 is the structural representation that the bench of the present invention leaves pedestal under order；
Fig. 4 is the structural representation that the bench level of the present invention stacks；
Fig. 5 is the structural representation of the floor occasional passage of the present invention；
Fig. 6 is the structural representation that the pin key of the present invention is pre-buried；
Fig. 7 is the structural representation of the terraced top surface of the beam mortar levelling of the present invention；
Fig. 8 is the structural representation of the bench lifting of the present invention；
Fig. 9 is that the bench of the present invention is installed and the structural representation of ladder beam；
Figure 10 is the fine setting of the bench of the present invention, interim fixing structural representation；
Figure 11 is the structural representation of the filling of the CGM grouting material of the present invention；
Figure 12 is the structural representation of the bench lifting repetitive process of the present invention；
Figure 13 is the structural representation of the lifting shoulder pole of the present invention；
Figure 14 is the partial enlarged drawing of label 17 of the present invention；
Figure 15 is the partial enlarged drawing of label 18 of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not paying creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
A kind of pin key connects the mounting structure of prefabricated bench, and its composition includes: bench 5, pin shaft hole 1, suspension hook 4, landing slab
9, ladder beam 3, described bench 5 is arranged between upper and lower two terraced beams 3, is provided with hole for hoist 2, in institute on the step of described bench 5
State bench 5 side and be provided with suspension hook 4 described in a group, the step of described bench 5 rear and front end respectively has pin shaft hole 1 described in a group；
Described ladder beam 3 is L-type, is built-in with pin key 16 at described ladder beam 3, and described pin shaft hole 1 is enclosed within described pin key 16, at described pin key
Described ladder beam 3 is fixed with described bench 5 by the vertical direction of 16 by reinforcement 23, pours CGM grouting in described pin shaft hole 1
Material 21.
The opening of described hole for hoist 2 is positioned at the step both sides of described bench 5, and described suspension hook 4 is located at described bench 5 side
Two ends.
Described pin key 16 is L-shaped, and in described pin key 16 lower end embedment described ladder beam 3, described pin key 16 upper end is inserted into institute
State in pin shaft hole 1.
Gap between described bench 5 and ladder beam 3 is filled with foamed glue 20.
A kind of pin key connects mounting structure and the construction thereof of prefabricated bench, and this construction comprises the steps:
A. bench 5 keeps flat after hanging pedestal, utilizes hole for hoist 2, leaves bench 5 under order processing pedestal, lies against the I lumps of wood 7 and mould
On the table top of plate 8 composition；If there being multiple bench 5, stacking, using the I lumps of wood 7 to isolate between levels bench 5, stacking layer
Number is less than 3 layers；
B. set up floor occasional passage, immediately below bench 5, floor beam 12 utilizes fastener type steel pipe scaffold to set up and faces
Shi Tongdao, lays the II lumps of wood 10 and template 8, template 8 follows closely one tread plate 11 every 300 above passage;
C. pin key beam pre-buried, terraced is cast-in-place, pre-buried pin key 16, casting platform plate 9 and ladder beam concrete, controls ladder top surface of the beam 13 coagulation
Soil flatness is in the range of ± 5mm；
D. ladder top surface of the beam 13 mortar levelling, ladder top surface of the beam 13 uses mortar levelling, strength classes of mortar to be not lower than bench coagulation
Soil strength grade；
E. bench 5 lifting being held on ladder beam 3, the shear wall formwork of ladder beam 3 side form and stair both sides is removed and cleaning is dry
Only, then the hole for hoist 2 using lifting shoulder pole 22 to be connected in bench lifts by crane, and ensures the vertical stress of suspension centre as far as possible, and bench 5 is shelved
On ladder beam, absolute altitude error control is within ± 5mm；
F. bench is finely tuned, is fixed temporarily, uses timber wedge 19 to be finely adjusted bench 5 position, elevation, it is ensured that the accuracy of location,
Then two reinforcements 23 are utilized bench to be fixed with ladder beam 3；
G. CGM grouting material is filled, and uses CGM grouter to pour into CGM grouting material 21 in pin shaft hole 1, between bench 5 and ladder beam 3
Space uses foamed glue 20 to fill, and is in the milk, filling should be closely knit；
H. CGM grouting material is carried out water seasoning at least 7 days, when water seasoning, it is ensured that CGM grouting material has enough wet
Profit state.
In process step (e), must assure that chain sling with Gravity Centre of Product in vertical state during lifting, lifting speed should uniformly delay
Slowly, during lifting bench, use steel wire to be connected on tower crane by lifting shoulder pole.
In process step (e), lifting shoulder pole 22 uses 6,25 meters of 14,2 3.8 meters long steel wire ropes of 14 meters long 16# channel-section steel
Long steel wire rope, 8 shackles, 4 set lifting bolts 15 are made.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (6)
1. pin key connects a mounting structure for prefabricated bench, and its composition includes: bench, pin shaft hole, suspension hook, landing slab, ladder beam,
Described bench is arranged between upper and lower two terraced beams, it is characterised in that: on the step of described bench, it is provided with hole for hoist, described
Bench side is provided with suspension hook described in a group, and the step of described bench rear and front end respectively has pin shaft hole described in a group；Described ladder
Beam is L-type, is built-in with pin key at described ladder beam, and described pin shaft hole is enclosed within described pin key, and the vertical direction at described pin key is led to
Cross reinforcement to be fixed with described bench by described ladder beam, described pin shaft hole pours CGM grouting material.
Pin key the most according to claim 1 connects the mounting structure of prefabricated bench, it is characterised in that: opening of described hole for hoist
Mouth is positioned at the step both sides of described bench, and described suspension hook is located at the two ends of described bench side.
Pin key the most according to claim 1 connects the mounting structure of prefabricated bench, it is characterised in that: described pin key is L-shaped,
In described pin key lower end embedment described ladder beam, described pin key upper end is inserted in described pin shaft hole.
Pin key the most according to claim 1 connects the mounting structure of prefabricated bench, it is characterised in that: at described bench and ladder
Gap between beam is filled with foamed glue.
5. the construction of the pin key prefabricated bench of connection, it is characterised in that: this construction comprises the steps:
A. keep flat after bench hangs pedestal, utilize hole for hoist, bench is left under order processing pedestal, lie against by the I lumps of wood and template
On the table top of composition；If there being multiple bench, stacking, using the isolation of the I lumps of wood between levels bench, stacking the number of plies and do not surpass
Cross 3 layers；
B. set up floor occasional passage, immediately below bench, floor beam utilizes fastener type steel pipe scaffold set up interim logical
Road, lays the II lumps of wood and template, template follows closely one tread plate every 300 above passage;
C. pin key is pre-buried, the terraced beam of L-type is cast-in-place, pre-buried pin key, casting platform plate and ladder beam, controls ladder top surface of the beam concrete flatness
In the range of ± 5mm；
D. ladder top surface of the beam mortar levelling, ladder top surface of the beam uses mortar levelling, and strength classes of mortar is not lower than bench strong concrete
Degree grade；
E. bench lifting being held on ladder beam, the shear wall formwork of ladder beam side and stair both sides is removed and cleans out, and makes
Then the hole for hoist being connected in bench with lifting shoulder pole lifts by crane, and ensures that the vertical stress of suspension centre, bench are shelved on ladder beam as far as possible,
Absolute altitude error control is within ± 5mm；
F. bench is finely tuned, is fixed temporarily, uses timber wedge to be finely adjusted bench position, elevation, it is ensured that the accuracy of location, so
After utilize two reinforcements by bench with ladder beam fix；
G. CGM grouting material is filled, and uses CGM grouter to pour into CGM grouting material, space between bench and ladder beam in pin shaft hole
Employing foamed glue is filled, and is in the milk, filling should be closely knit；
H. CGM grouting material is carried out water seasoning at least 7 days, when water seasoning, it is ensured that CGM grouting material has enough wet
Profit state.
Pin key the most according to claim 5 connects the construction that prefabricated bench is installed, it is characterised in that: in step (e)
In, must assure that chain sling during lifting with Gravity Centre of Product in vertical state, lifting speed should be the slowest.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610633961.5A CN106088493A (en) | 2016-08-05 | 2016-08-05 | A kind of pin key connects mounting structure and the construction thereof of prefabricated bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610633961.5A CN106088493A (en) | 2016-08-05 | 2016-08-05 | A kind of pin key connects mounting structure and the construction thereof of prefabricated bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106088493A true CN106088493A (en) | 2016-11-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610633961.5A Pending CN106088493A (en) | 2016-08-05 | 2016-08-05 | A kind of pin key connects mounting structure and the construction thereof of prefabricated bench |
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| CN (1) | CN106088493A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108385908A (en) * | 2018-03-12 | 2018-08-10 | 中国建筑设计院有限公司 | A kind of attachment device of assembled stair, assembled stair and its installation method |
| CN108560842A (en) * | 2018-06-01 | 2018-09-21 | 孟凡林 | With the precast concrete stair section of multipurpose hole and its preparation and application |
| CN109457881A (en) * | 2018-12-14 | 2019-03-12 | 成都建工工业化建筑有限公司 | A kind of stair and its manufacture craft of fabricated structure |
| CN111335561A (en) * | 2020-03-06 | 2020-06-26 | 吴传江 | Stair installation construction method for fabricated building |
| CN111535530A (en) * | 2020-05-22 | 2020-08-14 | 浙江鼎兴建设有限公司 | Assembled stair |
| CN113404235A (en) * | 2021-06-17 | 2021-09-17 | 广东翔顺建筑工程有限公司 | Simply-supported two-span continuous prefabricated assembled scissors stair of segmentation earlier |
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| CN201217898Y (en) * | 2008-06-19 | 2009-04-08 | 黑龙江宇辉新型建筑材料有限公司 | Concrete prefabricated stairs |
| CN202450720U (en) * | 2012-01-17 | 2012-09-26 | 深圳海龙建筑制品有限公司 | Concrete prefabricated stair component |
| CN102767288A (en) * | 2012-01-17 | 2012-11-07 | 中国建筑第四工程局有限公司 | Method and structure for mounting precast reinforced concrete stairs |
| CN103132660A (en) * | 2013-03-11 | 2013-06-05 | 新疆七星建设科技股份有限公司 | Concrete precast stairway fixed end support |
| CN205840190U (en) * | 2016-08-05 | 2016-12-28 | 中国建筑第七工程局有限公司 | A kind of pin key connects the mounting structure of prefabricated bench |
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| JPH07119213A (en) * | 1993-10-20 | 1995-05-09 | Tokyu Koken Kk | Joint structure of precast reinforced concrete member |
| CN201217898Y (en) * | 2008-06-19 | 2009-04-08 | 黑龙江宇辉新型建筑材料有限公司 | Concrete prefabricated stairs |
| CN202450720U (en) * | 2012-01-17 | 2012-09-26 | 深圳海龙建筑制品有限公司 | Concrete prefabricated stair component |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108385908A (en) * | 2018-03-12 | 2018-08-10 | 中国建筑设计院有限公司 | A kind of attachment device of assembled stair, assembled stair and its installation method |
| CN108385908B (en) * | 2018-03-12 | 2020-03-17 | 中国建筑设计研究院有限公司 | Connecting device of assembled stair, assembled stair and installation method of assembled stair |
| CN108560842A (en) * | 2018-06-01 | 2018-09-21 | 孟凡林 | With the precast concrete stair section of multipurpose hole and its preparation and application |
| CN109457881A (en) * | 2018-12-14 | 2019-03-12 | 成都建工工业化建筑有限公司 | A kind of stair and its manufacture craft of fabricated structure |
| CN111335561A (en) * | 2020-03-06 | 2020-06-26 | 吴传江 | Stair installation construction method for fabricated building |
| CN111535530A (en) * | 2020-05-22 | 2020-08-14 | 浙江鼎兴建设有限公司 | Assembled stair |
| CN111535530B (en) * | 2020-05-22 | 2021-06-01 | 浙江鼎兴建设有限公司 | Assembled stair |
| CN113404235A (en) * | 2021-06-17 | 2021-09-17 | 广东翔顺建筑工程有限公司 | Simply-supported two-span continuous prefabricated assembled scissors stair of segmentation earlier |
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