CN102162224B - Top reaching one-time casting process of concrete check gate seam pier - Google Patents
Top reaching one-time casting process of concrete check gate seam pier Download PDFInfo
- Publication number
- CN102162224B CN102162224B CN 201110043219 CN201110043219A CN102162224B CN 102162224 B CN102162224 B CN 102162224B CN 201110043219 CN201110043219 CN 201110043219 CN 201110043219 A CN201110043219 A CN 201110043219A CN 102162224 B CN102162224 B CN 102162224B
- Authority
- CN
- China
- Prior art keywords
- pier
- check gate
- seam
- set bolt
- seam pier
- 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
Links
- 238000005266 casting Methods 0.000 title abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 11
- 239000004698 Polyethylene Substances 0.000 claims description 16
- 239000006260 foam Substances 0.000 claims description 16
- -1 polyethylene Polymers 0.000 claims description 16
- 229920000573 polyethylene Polymers 0.000 claims description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000004873 anchoring Methods 0.000 claims description 4
- 239000011083 cement mortar Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 13
- 239000002932 luster Substances 0.000 abstract description 4
- 230000035515 penetration Effects 0.000 abstract 1
- 238000009415 formwork Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 3
- 239000002023 wood Substances 0.000 description 3
- 230000003487 anti-permeability effect Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000008407 joint function Effects 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000009916 joint effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000009416 shuttering Methods 0.000 description 1
Images
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a top reaching one-time casting process of a concrete check gate seam pier, and relates to the technical field of water conservancy projects. The process comprises the following steps of: arranging two sections of mutually fixedly welded pull fixing bolts between a water pump station seam pier and a top reaching check gate seam pier template, continuously casting the check gate seam pier, curing the check gate seam pier, and then detaching the check gate seam pier template. The function of maintaining the settlement seam of a pier wall is not affected, the template for the seam pier is erected at one time to the top, the concrete is cast continuously, the progress is quick, and multiple times of construction seam treatment is not needed; the concrete check gate seam pier has good integrity, does not lose stability in one-time casting modeling, and has good integral seismic and penetration resistance and uniform appearance and luster; and the stress of each pier of a check gate and a water pump station on a bottom plate is relatively balanced, and the cost is saved.
Description
Technical field
The present invention relates to the hydraulic engineering technical field, particularly in, large-scale check gate and water pump station (be called for short lock station) technical field of construction.
Background technology
Along with the progress of society, reduce building and take ground, the design of providing quality goods or brilliant, the needs of people's livelihood harmony, big-and-middle-sized hydraulic engineering develops towards the target of multi-functional integration engineering, scenic spot engineering, Garden project more and more.Act on separately adjacent seam pier concrete pouring construction formwork erection on two block concrete base plates for check gate and water pump station, owing to keeping the settlement joint function and preventing that template unstability in casting process from running the generation of mould phenomenon.
There is following defective in traditional seam pier concrete casting building technology:
1, consider the structure design stress condition, except the seam Dun Qiang of water pump station first constructs, usually require the concreting face of the shore pier of check gate, middle pier and seam pier balancedly to rise, for preventing shore pier, middle pier and the template unstability of stitching pier, the formwork erection of general shore pier, middle pier and seam pier adopts full hall scaffold support and concreting merogenesis, progressively rising by stages mutually in length and breadth.One-time-concreting carries out continuous moist curing to the concrete of building shaping in 3m height left and right at every turn, and curing time reaches 14～21 days at normal temperatures.
2, pier, wall, can form removal when the post concrete strength is not less than 3.5MPa or carry out the next procedure construction.For seamed pier structure, firm needs due to horizontal integrated support template, not only scaffold can not be removed when next procedure is implemented, also will save second and third ... until front old concrete (constuction joint) surface of pier wall LIFT before final section, adopt dabbing, clear up and clean up, drain the water away, and scaffold is increased section by section to the top.
3, every joint face build before, horizontal joint should spread the cement mortar of one deck 1～2cm.
4, the concrete of the old and new's bonding surface is also answered careful tamping, in case produce cold seam.
Therefore, traditional formwork erection concreting pier, special construction upright mould process at seamed pier, exist operation many, long in time limit, repeatedly build, constuction joint is many, unfavorable modernization pumping or the commercial concrete defective of construction continuously, its appearance luster and whole structure are not good enough, and easily produce the unfavorable factor of antidetonation, impervious and poor durability.
Summary of the invention
But the object of the present invention is to provide good concrete sluice seam pier of a kind of reduction of erection time, good integrity, antidetonation anti-permeability performance to top one-time-concreting technique.
The present invention first water pump station seam pier and to arrange between the check gate seam pier template on top two sections welding that interfix to drawing set bolt, then continuous placing check gate seam pier, after check gate seam pier was maintained, the dismounting check gate stitched the pier template.
The present invention safeguards that pier wall settlement joint function is unaffected, formwork erection of seam pier is to the top, concreting is continuous, progress is fast, without multiple tracks treatment of construction joints, good integrity, unstability, whole antidetonation anti-permeability performance are not good to build one-shot forming, appearance luster is even, can make each pier relative equilibrium on base plate of check gate and water pump station stressed, saves cost.
The present invention specifically comprises the following steps:
1) evenly reserve some horizontal the first couples in water pump station seam pier and draw set bolt, and drawing the same number of groove of set bolt towards the pier external surface setting of the water pump station of check gate seam with first pair, make respectively first pair to draw set bolt to be set in respectively in each corresponding groove;
2) at the water pump station seam pier external surface sticking polyethylene closed-cell foam plate towards check gate, offer on polyethylene closed-cell foam plate with first pair and draw the same number of cross through hole of set bolt, and make each cross through hole relative one by one with each groove of water pump station seam pier;
3) arrange check gate seam pier vertically to steel bar stress and transverse reinforcement;
4) be inserted in respectively sleeve pipe in each cross through hole of polyethylene closed-cell foam plate, and the inner of each sleeve pipe is inserted in the corresponding recesses of water pump station seam pier, the external surface of described polyethylene closed-cell foam plate is stretched out in the outer end of each sleeve pipe; The first couple in each sleeve pipe draws on set bolt welding respectively to draw the second couple of set bolt equidirectional to draw set bolt with first pair, and each sleeve pipe with accordingly first, second to drawing the gap between set bolt to stop up with foamed material; The second couple in each sleeve pipe outer end draws and is nested with respectively small casing outside set bolt; Draw set bolt to be nested with respectively cushion block the second couple away from each small casing outer end of polyethylene closed-cell foam plate; Be arranged into the vertical check gate seam pier template on top outside each cushion block, corresponding second pair of each cushion block outside is drawn set bolt to be set on check gate seam pier template, draws each second pair of the outside of check gate seam pier template the nut that is threaded respectively on set bolt;
5) continuous placing check gate seam pier;
6) check gate seam pier is maintained;
7) draw set bolt to separate from each the second couple on each nut, remove check gate seam pier template;
8) take off each cushion block from check gate seam pier;
9) cutting is removed each second pair of exposing on check gate seam pier and is drawn set bolt, and fills with cement mortar in former cushion block position.
The present invention is by to drawing set bolt, sleeve pipe, small casing and nut to form flexible lacing wire joint, can keep well the Vertical Uniform sedimentation between check gate B seam pier and water pump station seam pier A unaffected, be beneficial to the side direction steadiness of concrete template in the continuous placing process.
In order to support drawing set bolt, the present invention also offers in each cushion block with corresponding second pair and draws the supporting transverse holes of set bolt external diameter.
In order to prevent the pier template laterally offset and impaired of check gate seam, the present invention also arranges the anchoring wooden unit between nut and described check gate seam pier template.
Description of drawings
Fig. 1 is a kind of structural representation of lock station shaping.
Fig. 2 is I section enlarged drawing in Fig. 1.
In Fig. 1,2,1 is first pair draws set bolt; The 2nd, sleeve pipe; The 3rd, small casing; The 4th, wood or plastic cushion; The 5th, template; The 6th, nut; The 7th, the anchoring wooden unit; The 8th, groove; The 9th, polyethylene closed-cell foam plate; The 10th, cross through hole; The 11st, foamed material; 12 are second pair draws set bolt.
The specific embodiment
Construction sequence:
1, the first couple who evenly reserves some horizontal φ 16mm by force request vertical and horizontal on water pump station seam pier A draws set bolt 1, and drawing the same number of groove 8 of set bolt 1 towards the water pump station seam pier A external surface setting of check gate seam pier B with first pair, make each first pair to draw in the groove 8 that set bolt 1 is set in correspondence; The diameter of groove is 6cm, and the degree of depth is 3cm.
2, stitch the sticking thick polyethylene closed-cell foam plate 9 of note 2cm of external surface of pier A at the water pump station towards check gate seam pier B, offer on polyethylene closed-cell foam plate 9 with first pair and draw the same number of φ 6cm of set bolt 1 cross through hole 10, and make each cross through hole 10 relative one by one with each groove 8 of water pump station seam pier A.
3, arrange check gate seam pier B vertically to steel bar stress and transverse reinforcement.
4, at the interior PVC sleeve pipe 2 that is inserted in respectively external diameter φ 5cm, long 8cm of each cross through hole 10 of polyethylene closed-cell foam plate 9, and the inner that makes each sleeve pipe 2 is inserted in the corresponding recesses 8 of water pump station seam pier A, and the external surface 3cm of polyethylene closed-cell foam plate 9 is stretched out in the outer end of each sleeve pipe 2.
The first couple in each sleeve pipe 2 draws to weld with first pair respectively on set bolt 1 and draws the second couple of set bolt 1 equidirectional to draw fixedly spiral shell 12, and each sleeve pipe and corresponding first, second to drawing the gap between set bolt to stop up with foamed material 11, to prevent that concrete from entering sleeve pipe 2 and affecting the flexible joint effect.
The second couple in each sleeve pipe 2 outer ends draws the outer PVC small casing 3 that is nested with respectively external diameter φ 3cm of set bolt 12.
Draw the second couple away from each small casing 3 outer ends of polyethylene closed-cell foam plate 9 that set bolt 12 is outer is nested with respectively the cushion block 4 that wood or plastics are made, offering with internal diameter in each cushion block 4 is the transverse holes of φ 16mm.
Be arranged into the vertical check gate seam pier template 5 on top in each cushion block 4 outsides, corresponding second pair of each cushion block 4 outsides is drawn set bolt 12 to be set on check gate seam pier template 5, draws each second pair of check gate seam pier template 4 outsides nut 6 that is threaded respectively on set bolt 12.Also can between nut 6 and check gate seam pier template 5, anchoring wooden unit 7 be set.
If check gate B is the barrel structure, can be with the vertical check gate seam pier template 5 and even roof plate template one-shot forming to the top.
5, continuous placing check gate seam pier.
6, check gate seam pier is maintained.
7, draw set bolt 12 to separate from each the second couple on each nut 6, remove check gate seam pier template 9.
8, take off each cushion block 4 from check gate seam pier.
9, cutting is removed each second pair of exposing on check gate seam pier and is drawn set bolt 12, and fills with cement mortar in former cushion block 4 positions.
For the concrete seam pier of big-and-middle-sized lock station integration engineering, more than general pier height reached 12～16m, sequence of construction was carried out according to the principle of " short after light after shallow after first dark, first heavy, first high, the former head after time ".Natural pump station owner body engineering is first formwork erection concreting base plate and pier body structure, and adjacent check gate concrete floor and pier body formwork erection pouring construction successively.The template multiselect is 60cm * 180cm steel form or 122cm * 244cm bamboo-wood plywood, and fixed form has steel pipe, flitch and folder split bolt " 3 " type shape cover nut to form pier circummure purlin.
The Side shuttering of relevant concrete in mass post, wall to drawing set bolt spacing setting in length and breadth, check definite according to past construction experiences with diameter phi 16, during practice of construction, split bolt is designed to (horizontal * vertical) 60 * 90cm can satisfy concrete side pressure stability requirement.
The seam pier of this invention can one time formwork erection to the top, continuous concrete, compare with existing conventional formwork erection technology: it is large to have a steel concrete integral rigidity, is poured into the top without merogenesis in batches and bothers; Have the reduction of erection time, need not the constuction joint dabbing and process, save production cost; Can reduce the constraint number of times of Boundary Conditions in Structures and reduce the chance that produces the crack; To have that concrete seam pier smooth surface is smooth-going, color and luster is even, lines are straight soft, impression is comfortable; Has extensive practical prospect in the similar engineering construction.
Claims (3)
- Concrete sluice seam pier to top one-time-concreting technique, it is characterized in that comprising the following steps:1) evenly reserve some horizontal the first couples in water pump station seam pier and draw set bolt, and drawing the same number of groove of set bolt towards the pier external surface setting of the water pump station of check gate seam with first pair, make respectively first pair to draw set bolt to be set in respectively in each corresponding groove;2) at the water pump station seam pier external surface sticking polyethylene closed-cell foam plate towards check gate, offer on polyethylene closed-cell foam plate with first pair and draw the same number of cross through hole of set bolt, and make each cross through hole relative one by one with each groove of water pump station seam pier;3) arrange check gate seam pier vertically to steel bar stress and transverse reinforcement;4) be inserted in respectively sleeve pipe in each cross through hole of polyethylene closed-cell foam plate, and the inner of each sleeve pipe is inserted in the corresponding recesses of water pump station seam pier, the external surface of described polyethylene closed-cell foam plate is stretched out in the outer end of each sleeve pipe; The first couple in each sleeve pipe draws on set bolt welding respectively to draw the second couple of set bolt equidirectional to draw set bolt with first pair, and each sleeve pipe with accordingly first, second to drawing the gap between set bolt to stop up with foamed material; The second couple in each sleeve pipe outer end draws and is nested with respectively small casing outside set bolt; Draw set bolt to be nested with respectively cushion block the second couple away from each small casing outer end of polyethylene closed-cell foam plate; Be arranged into the vertical check gate seam pier template on top outside each cushion block, corresponding second pair of each cushion block outside is drawn set bolt to be set on check gate seam pier template, draws each second pair of the outside of check gate seam pier template the nut that is threaded respectively on set bolt;5) continuous placing check gate seam pier;6) check gate seam pier is maintained;7) draw set bolt to separate from each the second couple on each nut, remove check gate seam pier template;8) take off each cushion block from check gate seam pier;9) cutting is removed each second pair of exposing on check gate seam pier and is drawn set bolt, and fills with cement mortar in former cushion block position.
- According to claim 1 concrete sluice seam pier to top one-time-concreting technique, it is characterized in that offering in each cushion block with corresponding second pair and draw the supporting transverse holes of set bolt external diameter.
- According to claim 1 concrete sluice seam pier to top one-time-concreting technique, it is characterized in that stitching between the pier template with described check gate at nut the anchoring wooden unit be set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110043219 CN102162224B (en) | 2011-02-23 | 2011-02-23 | Top reaching one-time casting process of concrete check gate seam pier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110043219 CN102162224B (en) | 2011-02-23 | 2011-02-23 | Top reaching one-time casting process of concrete check gate seam pier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102162224A CN102162224A (en) | 2011-08-24 |
| CN102162224B true CN102162224B (en) | 2013-05-08 |
Family
ID=44463655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110043219 Active CN102162224B (en) | 2011-02-23 | 2011-02-23 | Top reaching one-time casting process of concrete check gate seam pier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102162224B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108130889B (en) * | 2017-12-25 | 2020-03-31 | 上海市水利工程集团有限公司 | Manufacturing method of stepped construction joint between main bottom plate of pump brake and side wall of runner layer |
| CN111749455A (en) * | 2020-07-16 | 2020-10-09 | 江苏省江建集团有限公司 | Construction method of observation tower with inverted cone-shaped tower top |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101392513A (en) * | 2008-10-28 | 2009-03-25 | 中国水电顾问集团华东勘测设计研究院 | Structural joint design by utilizing exterior hydraulic pressure and construction process thereof |
| JP4297812B2 (en) * | 2004-03-12 | 2009-07-15 | 五洋建設株式会社 | Rotary gate |
| CN201411665Y (en) * | 2009-04-17 | 2010-02-24 | 广西壮族自治区水电工程局 | Hydraulic leveling inside-elevating type slide-rising template of pier |
-
2011
- 2011-02-23 CN CN 201110043219 patent/CN102162224B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4297812B2 (en) * | 2004-03-12 | 2009-07-15 | 五洋建設株式会社 | Rotary gate |
| CN101392513A (en) * | 2008-10-28 | 2009-03-25 | 中国水电顾问集团华东勘测设计研究院 | Structural joint design by utilizing exterior hydraulic pressure and construction process thereof |
| CN201411665Y (en) * | 2009-04-17 | 2010-02-24 | 广西壮族自治区水电工程局 | Hydraulic leveling inside-elevating type slide-rising template of pier |
Non-Patent Citations (2)
| Title |
|---|
| 李茂三等人.大钢模一次浇筑成型技术在曹娥江大闸混凝土闸墩施工中的应用.《浙江水利科技》.2007,(第3期),第63-64页. * |
| 胡肖姬.超高砼墙一次完成浇筑施工技术.《建设科技》.2009,(第14期), * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102162224A (en) | 2011-08-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2017045223A1 (en) | Prefabricated pier column member with steel-concrete composite structure | |
| CN105908869B (en) | The pillar structure formed based on 3D printing filled wall | |
| CN105220808B (en) | Large-span prestressed arch bar in-situ precast construction method of installation | |
| CN102493341A (en) | Construction method for hollow thin-walled high pier non-bracket formwork turnover of railway | |
| CN108360678B (en) | A kind of assembled beam-column node tenon connection structure | |
| CN105971160A (en) | Method for preventing 3D printing reinforced masonry shear wall being unshelled | |
| CN106088327A (en) | Manufacture method based on the assembling frame post that 3D prints | |
| CN103726586A (en) | H-shaped steel and steel plate framework assembly shear wall with interfaces with grooves and manufacturing method | |
| CN105275096A (en) | Prefabricated pieced two-way slab construction method | |
| CN202730749U (en) | Prefabricated reinforced concrete H-shaped support pile | |
| CN102162224B (en) | Top reaching one-time casting process of concrete check gate seam pier | |
| CN103911989B (en) | A kind of underwater casting base type foundation with retaining wall and construction method thereof | |
| CN205839701U (en) | Concrete formwork complexes at a kind of expansion joint | |
| CN202658765U (en) | Keel framework concrete anti-crack filling wall | |
| CN204940652U (en) | Large-span prestressed site prefabrication arch bar | |
| CN204780635U (en) | Super wide nonprismatic continuous beam 0# piece concreties and relieves construction structures | |
| CN206928426U (en) | A kind of prefabricated composite wallboard formula underground installation | |
| CN103171052B (en) | The disposable prefabricated construction engineering method of twin columns wave-breaking body | |
| CN206529881U (en) | The constructing device of cushion cap and ground girder construction | |
| CN211447004U (en) | Reinforced GRC plate and pipe ditch foundation formwork system combining same | |
| CN205742249U (en) | A kind of prestressed concrete back cover cushion cap template | |
| CN205637707U (en) | Swimming pool | |
| CN103911990B (en) | A kind of underwater casting formula tubing string with retaining wall and construction method thereof | |
| CN105201127A (en) | Assembly type constructional column building block constructed simultaneously with infilled wall adopting frame structure | |
| CN204898718U (en) | Assemble integral reinforced concrete utility tunnel and production mould thereof |
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 | ||
| ASS | Succession or assignment of patent right |
Owner name: JIANGSU SURVEYING AND DESIGN INSTITUTE OF WATER RE Free format text: FORMER OWNER: XU GUANGHUA Effective date: 20130701 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130701 Address after: 225009 building, building 209, Ji'an Road, 1 Yangzhou Road, Jiangsu, Ji'an Patentee after: Jiangsu Surveying and Design Institute of Water Resources Co., Ltd. Address before: 225009 Jiangsu city of Yangzhou province university road yanchishan District 12 No. 403 Patentee before: Xu Guanghua |
|
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xu Guanghua Inventor after: Dan Haichun Inventor after: Jiao Jianhua Inventor before: Xu Guanghua |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: XU GUANGHUA TO: XU GUANGHUA DAN HAICHUN JIAO JIANHUA |