CN104213728B - Oblique beam for grandstand of stadium and construction process for oblique beam - Google Patents

Oblique beam for grandstand of stadium and construction process for oblique beam Download PDF

Info

Publication number
CN104213728B
CN104213728B CN201410421905.6A CN201410421905A CN104213728B CN 104213728 B CN104213728 B CN 104213728B CN 201410421905 A CN201410421905 A CN 201410421905A CN 104213728 B CN104213728 B CN 104213728B
Authority
CN
China
Prior art keywords
cant beam
ear
template
beam body
hole
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.)
Active
Application number
CN201410421905.6A
Other languages
Chinese (zh)
Other versions
CN104213728A (en
Inventor
李学亮
曾海涛
苏晓红
文育操
黄四明
朱珉
叶先峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Provincial Yijian Construction Group Co Ltd
Original Assignee
Zhejiang Provincial Yijian Construction Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhejiang Provincial Yijian Construction Group Co Ltd filed Critical Zhejiang Provincial Yijian Construction Group Co Ltd
Priority to CN201410421905.6A priority Critical patent/CN104213728B/en
Publication of CN104213728A publication Critical patent/CN104213728A/en
Application granted granted Critical
Publication of CN104213728B publication Critical patent/CN104213728B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The invention belongs to the technical field of construction for oblique beams for grandstands of stadiums, and particularly relates to an oblique beam for a grandstand of a stadium and a construction process for the oblique beam. The oblique beam for the grandstand of the stadium is characterized by mainly comprising an oblique beam body; the lower end of the oblique beam body is connected with the upper end of a first-layer column through casting; the middle and the upper end of the oblique beam body are connected with a Y-shaped column through casting; two sides of the oblique beam body and the oblique beam body are provided with lugs through casting; the lugs are higher than the upper surface of the oblique beam body. The oblique beam can ensure the visual effect of upper-layer spectators under the condition of a certain inclination angle.

Description

Gymnasium Stand Inclined Beams and its construction technology
Technical field
The invention belongs to gymnasium Stand Inclined Beams technical field of construction is and in particular to a kind of gymnasium Stand Inclined Beams and its apply Work technique.
Background technology
The Wuhan optical valley world 15000 main venue engineerings of Tennis Center, are to support Stand Inclined Beams composition with 32 y type posts One " bowl-shape " stadiums.Engineering structure is relatively complicated, grandstand due to being stepped form, its underpart supporting structure Form is more, and this engineering indoor tennis stadium grandstand supporting structure is declined beam of encorbelmenting on y type post, and grandstand is apart from ground height, span of encorbelmenting Greatly, cant beam Cross section Design size is big.Cant beam this as dip member, space is overweight inclined member is because of itself weight and construction Under the effect of the factors such as load, larger horizontal thrust can be produced, and the horizontal thrust that cant beam produces here can be with angle of inclination Increase and increase, particularly disadvantageous to scaffold (expire hall frame) system stress.If by too small for cant beam angle of inclination will shadow Ring the viewing sight line effect being located at top bleacherite.
During traditional cant beam construction, choose ear and construct generally as secondary structure: be 1. unfavorable for choosing the globality of ear structure;2. not Beneficial to the duration.And cant beam regards that the mode of beam carries out model sheetinstallat as: 1. be unfavorable for concreting;2. pair support for shuttering requires relatively Height, is unfavorable for the overall bearing load of support for shuttering;3. cant beam upper surface concrete is also easy to produce laitance, construction quality is caused with one and is fixed Ring.
Content of the invention
For above-mentioned technical problem, it is an object of the invention to provide a kind of gymnasium Stand Inclined Beams and its construction technology, This cant beam can ensure the viewing sight line effect of upper strata spectators in the case that angle of inclination is certain.And this construction technology will choose ear With cant beam synchronous construction, decrease working procedure;The method carries out segmentation concrete placings to cant beam, efficiently solves cant beam level and pushes away The excessive problem of power;And oblique beam template is totally-enclosed, only reserved hole of vibrating, shortens the time of cant beam concrete placings, solves tiltedly Beam concrete placings bottom can produce the difficult point of concrete accumulation, and avoids cant beam surface generation laitance it is ensured that oblique beam structure quality, carries The high overall look and feel of concrete.
For achieving the above object, the technical solution used in the present invention is:
Gymnasium Stand Inclined Beams it is characterised in that: it mainly includes cant beam body, the lower end of cant beam body and one layer of column Upper end pours connection, and the middle part of cant beam body and upper end are poured with y type post and be connected;Described cant beam body both sides are same with cant beam body When poured and chosen ear (be arranged with some choose ear), described ear of choosing exceeds cant beam body upper surface.
On described cant beam body more up choose ear, the distance exceeding cant beam body upper surface is bigger.
Described cant beam body is poured by multistage and forms (as 6 sections).
The construction technology of above-mentioned gymnasium Stand Inclined Beams is it is characterised in that comprise the following steps:
The first step, pours front preparation: first according to the segmentation to gymnasium Stand Inclined Beams in advance, get out corresponding mould Plate, fuller hall frame is set up on gymnasium grandstand two-layer platform;
Second step, concrete placings gymnasium Stand Inclined Beams first paragraph: 1. cant beam end template is set up on full hall frame and chooses eardrum Template;2. colligation cant beam reinforcing bar and choose ear reinforcing bar;3. cant beam side template is installed and chooses ear side template;4. choose ear every one to install additional Choose ear top template for one, the ear of choosing that the lower end that each chooses ear top template is provided with a bar shaped vibrates hole;5. cant beam top template is installed, On cant beam top template with choose ear hole corresponding position of vibrating and be provided with cant beam and vibrate hole;6. concrete is poured into by oblique beam template upper port, Using catching up with slurry processes to be vibrated along cant beam hole of vibrating, and observe concrete and whether pour and put in place by cant beam hole of vibrating;7. by choosing ear Vibrate to choosing ear in hole of vibrating;8. reach after concrete and after some strength, remove all templates, complete to pour;
3rd step, repeats second step concrete placings next section of gymnasium Stand Inclined Beams, until completing final stage;
The lower end of first paragraph is poured with one layer of column upper end and is connected, positioned at one section of upper end difference with final stage at middle part Pour with y type post and be connected.
The invention has the beneficial effects as follows:
1) present invention by choose ear design can be certain at angle of inclination on the top (exceeding cant beam body upper surface) of cant beam In the case of ensure upper strata spectators viewing sight line effect.
And the construction technology of the present invention will choose ear and cant beam synchronous construction, decrease working procedure;The method is entered to cant beam Row segmentation concrete placings, efficiently solve the problems, such as that cant beam horizontal thrust is excessive;And oblique beam template is totally-enclosed, only reserves and vibrate Hole, shortens the time of cant beam concrete placings, solves the difficult point that cant beam concrete placings bottom can produce concrete accumulation, and avoids cant beam Surface produces laitance it is ensured that oblique beam structure quality, improves the overall look and feel of concrete.
2) on heretofore described cant beam body more up choose ear, the distance exceeding cant beam body upper surface is bigger, can So that the visual effect of spectators is more excellent.
3) installed cant beam top template additional, solved the difficult point that cant beam concrete placings bottom can produce concrete accumulation, and avoided tiltedly Beam top, due to the generation laitance that vibrates, improves overall look and feel and the structure safety of concrete;For ensureing the closely knit of concrete, using catching up with Slurry processes are vibrated, and observe concrete material full level by hole of vibrating;Part choose ear concrete material cannot full of when, can be utilized and vibrate hole Increase concrete material.
Brief description
Fig. 1 is the overall structure diagram of the gymnasium Stand Inclined Beams of the present invention.
Fig. 2 is the schematic cross-section of cant beam body.
Fig. 3 be gymnasium Stand Inclined Beams closed template construction technique in cant beam body elevational schematic view.
Fig. 4 be gymnasium Stand Inclined Beams closed template construction technique in cant beam body schematic cross-section.
Fig. 5 be gymnasium Stand Inclined Beams closed template construction technique in cant beam body schematic top plan view.
In figure: 1- cant beam body, 2- chooses ear, mono- layer of column of 3-, 4-y type post, 5- ring beam, 6- stiffness reinforcing bar, 7- prestressing force Corrugated tube, the full hall frame of 8-, 9- cant beam end template, 10- cant beam top template, 11- cant beam side template, 12- chooses eardrum template, and 13- chooses Ear side template, 14- chooses ear top template, and 15- cant beam vibrates hole, and 16- chooses ear and vibrates hole.
Specific embodiment
For a better understanding of the present invention, real with reference to the Wuhan optical valley world 15000 main venue engineerings of Tennis Center Apply example and be further elucidated with present disclosure, but present disclosure is not limited solely to the following examples.
Gymnasium Stand Inclined Beams, it mainly includes cant beam body 1 (length 29.5m), and the lower end of cant beam body 1 is stood with one layer Post 3 upper end pours connection, and the middle part of cant beam body 1 and upper end are poured with y type post 4 and be connected;Described cant beam body 1 both sides are (along length Degree direction) pour with cant beam body simultaneously and to have chosen ear 2 (be arranged with some choose ear), described ear 2 (upper right corner) of choosing exceeds Cant beam body 1 upper surface certain distance (as 1-130mm).
The built-in I-shaped stiffness reinforcing bar 6 of described cant beam body 1 and prestressing force corrugated tube 7, described stiffness reinforcing bar 6 is located at cant beam Body 1 center, described prestressing force corrugated tube 7 has four, is located at four angles of stiffness reinforcing bar 6, each prestressing force ripple described respectively Stricture of vagina pipe 7 all lashings have presstressed reinforcing steel (described presstressed reinforcing steel often restraints steel strand wires 9, steel strand wires specification 15.20mm).
Described stiffness reinforcing bar 6 is divided into multistage to be welded, the section that concrete hop count and soldering angle pour according to cant beam body 1 Number and cant beam body 1 angle-determining (described stiffness reinforcing bar 6 be I-shaped reinforcing bar, reinforcing bar width 600mm, flange plate width 300mm, Steel plate thickness 25mm, entire length 29.5m).
Described prestressing force corrugated tube 7 is divided into multistage to be formed by connecting, and the several hop count pouring according to cant beam body 1 of physical segment is true Fixed.
On described cant beam body 1 more up choose ear 2, the distance exceeding cant beam body 1 upper surface bigger (chooses ear 2 to exceed The distance of cant beam body 1 upper surface is typically in 1-130mm).
The section of described cant beam body 1 is change, cant beam body 1 and one layer of column 3 junction (1000mm × 1000mm), (1000mm × 1200mm) at three layers, (1000mm × 1400mm) [at n-layer], middle part and y type post 4 at four layers The width of junction (1000mm × 1800mm) and upper end (1000mm × 2400mm) is consistent, and thickness is according to cant beam The angle of body 1, every layer of size choosing the number of ear 2, one layer of column 3 and y type post 4 determine.
The angle of described cant beam body 1 is that (change here refers to cant beam body 1 angle change of itself, tool for change Body say exactly: it is gentle that cant beam body 1 runs into that angle during every layer of ring beam 5 first becomes, crossed with the junction of ring beam 5 after recover To original angle or steeper, the angle more up recovered is steeper), the concrete angle of cant beam body 1 and every layer of ring beam 5 junction Degree determines according to the size of the number of plies and ring beam 5.
The construction technology of above-mentioned gymnasium Stand Inclined Beams, comprises the following steps:
The first step, pours front preparation: first according to the segmentation to gymnasium Stand Inclined Beams in advance, get out corresponding mould (cant beam end template 9, cant beam top template 10, cant beam side template 11, choose eardrum template 12 to plate, choose ear side template 13 and choose ear backform Plate 14), fuller hall frame 8[is set up on gymnasium grandstand two-layer platform equitable subsection: first paragraph is carried out to gymnasium Stand Inclined Beams Section (9.420m) encorbelment for two-layer structure to three-decker plate face (11.510m);Second segment is that three-decker plate face is tied to four layers Structure plate face (15.990m);3rd section be four-layer structure plate face in the middle part of cant beam with y Xing Zhu intersection bottom surface (21.047m);4th Section is for 21.047m to prestressed ring beam (600mm × 1100mm) beam face (22.548m);5th section is 22.548m to five layer of ring beam (500mm × 900mm) soffit (24.500m);6th section is 24.500m to five-layer structure plate face (25.400m)];
Second step, concrete placings gymnasium Stand Inclined Beams first paragraph (i.e. bottom a section): 1. set up cant beam on full hall frame 8 [lower surface choosing ear top template 14 exceeds this section of upper table of the cant beam body building up type to be poured to end template 9 with choosing eardrum template 12 Face, make described in choose ear 2 and exceed cant beam body 1 upper surface certain distance (as 1-130mm)];2. colligation cant beam reinforcing bar and choose ear steel Muscle;3. cant beam side template 11 is installed and chooses ear side template 13;4. choose ear 2 and install one additional every one and choose ear top template 14, each The lower end choosing ear top template 14 is provided with the ear of choosing of a bar shaped and vibrates hole 16;5. cant beam top template 10 is installed, in cant beam top template On 10 with choose ear hole 16 corresponding position of vibrating and be provided with cant beam and vibrate hole 15;6. concrete is poured into by oblique beam template upper port, using catching up with Whether slurry processes are vibrated along cant beam hole 15 of vibrating, and observed concrete and pour and put in place by cant beam hole 15 of vibrating;7. shaken by choosing ear Smash hole 16 and vibrate to choosing ear 2;8. reach (after the intensity of energy form removal) after some strength after concrete and remove all templates, complete Become to pour (described cant beam vibrate hole 15 and choose ear hole 16 of vibrating and also serve as venthole, a size of 200mm width × deck-siding);
3rd step, repeats second step concrete placings next section of gymnasium Stand Inclined Beams, until completing final stage;
The lower end (lower end of cant beam body 1) of first paragraph is poured with one layer of column 3 upper end and is connected, the 3rd section of (cant beam body 1 Middle part) and the 6th section of upper end pour with y type post 4 respectively and be connected.

Claims (1)

1. the construction technology of gymnasium Stand Inclined Beams is it is characterised in that comprise the following steps:
The first step, pours front preparation: first according to the segmentation to gymnasium Stand Inclined Beams in advance, get out corresponding template, Full hall frame (8) is set up on gymnasium grandstand two-layer platform again;
Gymnasium Stand Inclined Beams mainly include cant beam body (1), and the lower end of cant beam body (1) is poured with one layer of column (3) upper end Connect, the middle part of cant beam body (1) and upper end are poured with y type post (4) and be connected;Described cant beam body (1) both sides and cant beam body Pour simultaneously and chosen ear (2), described ear (2) of choosing has exceeded cant beam body (1) upper surface;
Described cant beam body (1) is poured by multistage and forms;
Second step, concrete placings gymnasium Stand Inclined Beams first paragraph: 1. set up cant beam end template (9) on full hall frame (8) and choose ear End template (12);2. colligation cant beam reinforcing bar and choose ear reinforcing bar;Cant beam side template (11) is 3. installed and chooses ear side template (13);4. every Choose ear (2) and install one additional every one and choose ear top template (14), the lower end that each chooses ear top template (14) is provided with choosing of a bar shaped Ear vibrates hole (16);Cant beam top template (10) is 5. installed, cant beam top template (10) upper with choose ear hole (16) corresponding position of vibrating and set Cant beam is had to vibrate hole (15);6. concrete is poured into by oblique beam template upper port, carried out along cant beam hole (15) of vibrating using catching up with slurry processes Vibrate, and observe whether concrete pours and put in place by cant beam hole (15) of vibrating;7. carried out to choosing ear (2) by choosing ear hole (16) of vibrating Vibrate;8. reach after concrete and after some strength, remove all templates, complete to pour;
3rd step, repeats second step concrete placings next section of gymnasium Stand Inclined Beams, until completing final stage;
The lower end of first paragraph is poured with one layer of column (3) upper end and is connected, positioned at one section of upper end difference with final stage at middle part Pour with y type post (4) and be connected.
CN201410421905.6A 2014-08-25 2014-08-25 Oblique beam for grandstand of stadium and construction process for oblique beam Active CN104213728B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410421905.6A CN104213728B (en) 2014-08-25 2014-08-25 Oblique beam for grandstand of stadium and construction process for oblique beam

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410421905.6A CN104213728B (en) 2014-08-25 2014-08-25 Oblique beam for grandstand of stadium and construction process for oblique beam

Publications (2)

Publication Number Publication Date
CN104213728A CN104213728A (en) 2014-12-17
CN104213728B true CN104213728B (en) 2017-02-01

Family

ID=52095607

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410421905.6A Active CN104213728B (en) 2014-08-25 2014-08-25 Oblique beam for grandstand of stadium and construction process for oblique beam

Country Status (1)

Country Link
CN (1) CN104213728B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105625187A (en) * 2015-12-31 2016-06-01 浙江舜杰建筑集团股份有限公司 Method for constructing concrete for large-section inclined column
CN106854941B (en) * 2016-12-30 2019-05-10 中国建筑第八工程局有限公司 A kind of construction method of big section Stand Inclined Beams and batter post
CN110295771A (en) * 2018-03-23 2019-10-01 上海展冀膜结构有限公司 A kind of mounting process for stadiums grandstand
CN108824852B (en) * 2018-05-29 2021-08-31 中国建筑第二工程局有限公司 Large-scale arc-shaped steel frame stand space positioning and mounting construction method

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1510225A (en) * 2002-12-23 2004-07-07 中国建筑第八工程局中南公司 Method for constructing Y shape pillar and suspended declined beam
CN102605955A (en) * 2012-04-20 2012-07-25 天津住宅集团建设工程总承包有限公司 Stand variable-section prestress overhanging type folding beam construction method
CN103306402A (en) * 2013-06-26 2013-09-18 中国十七冶集团有限公司 Non-superimposition beam type fabricated frame-shear wall connection structure and construction method thereof
CN204001856U (en) * 2014-08-25 2014-12-10 浙江省一建建设集团有限公司 Sports palace Stand Inclined Beams

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1510225A (en) * 2002-12-23 2004-07-07 中国建筑第八工程局中南公司 Method for constructing Y shape pillar and suspended declined beam
CN102605955A (en) * 2012-04-20 2012-07-25 天津住宅集团建设工程总承包有限公司 Stand variable-section prestress overhanging type folding beam construction method
CN103306402A (en) * 2013-06-26 2013-09-18 中国十七冶集团有限公司 Non-superimposition beam type fabricated frame-shear wall connection structure and construction method thereof
CN204001856U (en) * 2014-08-25 2014-12-10 浙江省一建建设集团有限公司 Sports palace Stand Inclined Beams

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
体育场看台视线设计方法及优化初探;王亮;《福建建筑》;20131231;第175卷(第1期);第33-35页 *
高层现浇框架结构" 架空支模"施工工艺;丁道华;《建筑施工》;上海;19891231;第4卷(第4期);第17-18页 *

Also Published As

Publication number Publication date
CN104213728A (en) 2014-12-17

Similar Documents

Publication Publication Date Title
CN104213728B (en) Oblique beam for grandstand of stadium and construction process for oblique beam
CN105298100B (en) A kind of cylinder building cast-in-place flare structure of superelevation is encorbelmented the construction method of operation platform
CN103290967B (en) A kind of multi-ribbed hollow composite floor slab and manufacture method
CN103046645B (en) A kind of whole casting structure and construction method of Large-span Precast
CN105839850A (en) Basement reverse-construction scape post-casting pre-stressed construction method
CN104594500B (en) Integrated slab column formwork structure system and construction method
CN107419802A (en) A kind of Precast Concrete Frame and construction method
CN103541305B (en) A kind of construction method of the hollow slab bridge structure with integration pave-load layer
CN106854941B (en) A kind of construction method of big section Stand Inclined Beams and batter post
CN106906841A (en) One kind is used for lateral wall form bracing system construction
CN110424410A (en) A kind of construction method of temporary support lattice column and basement structure plate junction
CN110005053A (en) One kernel texture assembly assembling frame structure and its method of construction
CN204001856U (en) Sports palace Stand Inclined Beams
CN203961281U (en) Steel bar girder beam form frame and H section steel beam-cast-in-place concrete floor formwork system
CN206457971U (en) A kind of prefabricated overlapped hollow plate of prestressing force
CN206174120U (en) Prefabricated constructional column and structure thereof
CN107227814A (en) A kind of large cantilever concrete structure section construction method
CN109610795B (en) Construction method of inverted cone-shaped building
CN208884808U (en) Combine prefabricated panel and laminated floor slab structure
CN106907022B (en) A kind of high-altitude cable-stayed type fashioned iron operating platform form bracing system construction technology
CN105507475B (en) A kind of continuous alternately semicircle cone-shaped roofing and its construction method
CN206722216U (en) A kind of prefabricated girder of laminated floor slab
CN207027858U (en) A kind of post stretching precast beam pedestal for being applicable different length and cross sectional shape
CN206418512U (en) Basement bottom board catch pit bar-mat reinforcement is layered precast construction
CN108951643A (en) The big region support replacement construction method of Super High deep basal pit basement Core Walls Structure large span

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant