CN102661038B - Template supporting structure for cast-in-situ limestone flour chamber - Google Patents
Template supporting structure for cast-in-situ limestone flour chamber Download PDFInfo
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- CN102661038B CN102661038B CN201210158115.4A CN201210158115A CN102661038B CN 102661038 B CN102661038 B CN 102661038B CN 201210158115 A CN201210158115 A CN 201210158115A CN 102661038 B CN102661038 B CN 102661038B
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- template
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- hoop
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Abstract
The invention discloses a template supporting structure for a cast-in-situ limestone flour chamber. The template supporting structure comprises an inner template supported along the circumference direction on one side of a double-layer reinforcing steel bar rack, an outer template supported along the circumference direction on the other side of the double-layer reinforcing steel bar rack, a reinforcing steel bar inner support and a reinforcing steel tube. The inner template and the outer template are combined steel templates; a deformation adjusting groove is arranged on the back face of a panel; a deformation adjusting opening is formed between an edge rib and a vertical rib on the deformation adjusting groove; a plurality of reinforcing loops are uniformly distributed in the vertical direction on the outer side of the inner template; a plurality of reinforcing belts are uniformly distributed in the vertical direction on the outer side of the outer template; the reinforcing steel tube is arranged at the upper ends of the inner template and the outer template; buckles are fixedly mounted at the both ends of the reinforcing steel tube; and the buckles are respectively clamped on the outer sides of the inner template and the outer template. The invention provides the template supporting structure for the cast-in-situ limestone flour chamber. The inner template and the outer template of the limestone flour chamber are supported by using the template supporting structure, so that the supporting density of a scaffold can be greatly reduced; the labor and the material can be saved; and the phenomenon of template extension in a casting process can be prevented simultaneously. Therefore, the casted limestone flour chamber is formed in a good shape.
Description
Technical field
The present invention relates to the technical field of construction of limestone powder bin, be specifically related to a kind of formwork support structure of cast-in-place limestone powder bin.
Background technology
Limestone powder bin is an ancillary service in power plant cigarette sweetening process, as storing agstone, uses.Limestone powder bin is circular cylinder body structure, and barrel diameter reaches 12m, and cylindrical shell wall thickness is 0.5m.Limestone powder bin conventionally adopts steel concrete to build and forms, in prior art, carrying out before steel concrete builds, need the good reinforced frame of first colligation, inside and outside both sides at reinforced frame install respectively inner formword and exterior sheathing, inner formword and exterior sheathing are steel sheet, along reinforced frame, circumferentially arrange, and form circular; The outside of inner formword and exterior sheathing adopts respectively scaffold support to fix.In prior art, the structure that installs of template has following deficiency: the inner formword that, formwork is used and exterior sheathing are all to adopt combined steel formwork assembled, existing steel form is in order to strengthen the intensity of combined steel formwork and to facilitate being connected between template and template, panel surrounding and the back side at combined steel formwork are provided with rib, this rib makes bending very difficult, so that affect the forming shape of limestone powder bin, after form removal, need to pick cutter and plaster.Two, because limestone powder bin is bulky, in order better to support fixedly inner formword and exterior sheathing, need to install respectively in the outside of inner formword and exterior sheathing a large amount of intensive scaffolds, in order to support, fix each piece inner formword and exterior sheathing, not only install difficulty, expend a large amount of manpowers and material, and be difficult to guarantee the Forming Quality of limestone powder bin.
Summary of the invention
For above shortcomings in prior art, the invention provides a kind of formwork support structure of cast-in-place limestone powder bin, utilize this structure to install inner formword and the exterior sheathing of limestone ash silo, can greatly reduce the density that installs of scaffold, save manpower and material, simultaneously prevent from occurring in casting process the rising phenomenon of mould, makes the limestone powder bin forming shape of building good.
To achieve these goals, the technical solution used in the present invention is as follows:
The formwork support structure of cast-in-place limestone powder bin, comprises the inner formword circumferentially installing along a side of double steel bar frame, the exterior sheathing circumferentially installing along opposite side, reinforcing bar inner support and reinforcing steel pipe;
Described inner formword and exterior sheathing are combined steel formwork, and at the back side of this combined steel formwork panel, surrounding is provided with limit rib, and the back side of panel is provided with cross rib and perpendicular rib, and limit rib, cross rib and perpendicular rib are divided into panel the groove of a plurality of rectangles; The back side of described panel is also provided with deformation adjustment groove, and this deformation adjustment groove is comprised of the perpendicular rib of both sides and the limit rib of upper/lower terminal; On deformation adjustment groove, between limit rib and perpendicular rib, form deformation adjustment mouth;
The uniform multiple tracks hoop of putting more energy into that arranges on the vertical direction in described inner formword outside, the per pass hoop of putting more energy into circumferentially arranges and the end of binding round of putting more energy into is fixedly connected with along inner formword; The hoop of putting more energy into described in edge circumferentially arranges many vertical supporting bars, and every vertical supporting bar vertically arranges and is fixedly connected with the hoop of putting more energy into; Described every vertical supporting bar is fixedly supported at least two stulls of full hall scaffold;
Described reinforcing bar inner support is horizontally disposed with, its two ends are separately fixed on the vertical inside and outside main muscle arranging of double steel bar frame, described reinforcing steel pipe is placed in the upper end of inner formword and exterior sheathing, at the two ends that reinforce steel pipe, is installed with fastener, and this fastener is stuck in the outside of inner formword and exterior sheathing;
Vertical direction in described exterior sheathing outside is laid with multiple tracks reinforce belt, and per pass reinforce belt circumferentially arranges and the end of reinforce belt is fixedly connected with along exterior sheathing.
Than prior art, the present invention has following beneficial effect and is:
1, adopt special combined steel formwork, at the back side of panel, deformation adjustment groove is set, on deformation adjustment groove, between limit rib and perpendicular rib, form deformation adjustment mouth, this template is easily crooked, makes the agstone bulkhead forming shape of building better.
2, the uniform multiple tracks hoop of putting more energy into, the inwall sizing to limestone powder bin, pouring quality and the molding effect of assurance limestone powder bin inwall of arranging of the vertical direction in inner formword outside.Along putting more energy into, hoop circumferentially arranges many vertical supporting bars, per pass vertical supporting bar is fixedly connected with the hoop of putting more energy into, and vertical supporting bar is fixedly connected with the cross bar of full hall scaffold, and inner formword is carried out to bracing reinforcement, the density that installs to scaffold reduces greatly, has saved a large amount of manpowers and material.
3, reinforcing bar inner support is horizontally disposed with, its two ends are separately fixed on the vertical inside and outside main muscle arranging of double steel bar frame, guarantee the thickness of limestone powder bin warehouse; In the upper end of inner formword and exterior sheathing, reinforcing steel pipe is set, the two ends that reinforce steel pipe fixedly mount respectively fastener, and fastener by inner formword and exterior sheathing clamping, prevents that template is suitable for reading due to the concrete deadweight mould phenomenon that rises from outside.
4, the vertical direction in exterior sheathing outside is laid with multiple tracks reinforce belt, per pass reinforce belt circumferentially arranges and the end of reinforce belt is fixedly connected with along exterior sheathing, reinforce belt is fixed on exterior sheathing the outside of reinforced frame as braces, do not need other erecting scaffold, saved a large amount of manpowers and material.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is that inner formword of the present invention installs structural representation;
Fig. 3 is the combined steel formwork structural representation that the present invention adopts;
Fig. 4 is the plan view of Fig. 3.
The specific embodiment
Below in conjunction with the specific embodiment, the invention will be further described.
Referring to Fig. 1 ~ Fig. 4: the formwork support structure of cast-in-place limestone powder bin, comprise the inner formword 6 circumferentially installing along a side of double steel bar frame, the exterior sheathing 2 circumferentially installing along opposite side, is arranged on reinforcing bar inner support 5 and the reinforcing steel pipe 4 that is placed in inside and outside template 2 tops between double steel bar frame.Inner formword 6 and exterior sheathing 2 are combined steel formwork, at the back side of this combined steel formwork panel, surrounding is provided with limit rib 13, the back side of panel is respectively equipped with cross rib 12 and perpendicular rib 11, limit rib 13, cross rib 12 and perpendicular rib 11 are respectively steel band, adopt and be weldingly fixed on panel respectively, it is highly 50 ~ 90mm, and limit rib 13, cross rib 12 and perpendicular rib 11 also adopt and are welded and fixed each other.Limit rib 13, cross rib 12 and perpendicular rib 11 are divided into panel the groove 16 of a plurality of rectangles.The back side at described panel is also provided with deformation adjustment groove 14, and the width of deformation adjustment groove 14 can and need crooked degree to determine according to the size of combined steel formwork, and in the present embodiment, the width of deformation adjustment groove 14 is 100mm, is arranged on the medium position of panel.On deformation adjustment groove 14, between limit rib 13 and perpendicular rib 11, offer respectively deformation adjustment mouth 15.In order to facilitate being connected and fixed between combined steel formwork, on limit rib 13, offer a plurality of through holes that pass through for bolt.
Because the back side at panel arranges deformation adjustment groove 14, deformation adjustment groove 14 is along the vertical groove arranging of panel, there is no cross rib 12 on it, on the limit rib 13 at deformation adjustment groove 14 two ends, offers respectively deformation adjustment mouth 15; Steel form is easily crooked at deformation adjustment groove 14 places, to guarantee to have the Forming Quality of the engineering of certain crooked radian.
Inner formword 6 circumferentially arranges along a side of double steel bar frame, with bolts between adjacent inner formword 6, surrounds an approximate circle.The uniform multiple tracks hoop 8 of putting more energy into that arranges on the vertical direction in described inner formword 6 outsides, the reinforcing bars that the hoop 8 of putting more energy into is 25 millimeters of diameters, the per pass hoop 8 of putting more energy into circumferentially arranges and the end of the hoop 8 of putting more energy into is fixedly connected with along inner formword 6, and the inwall scale of limestone powder bin is shaped.In the present embodiment, put more energy into hoop 8 on the vertical direction of inner formword 6 uniform three roads that arrange, be respectively first put more energy into hoop 8, second put more energy into hoop the 8 and the 3rd put more energy into hoop 8, first hoop of putting more energy into 8 is arranged on apart from place, 150 millimeters of 6 upper ends of inner formword, second puts more energy into middle part that hoop 8 is arranged on inner formword 6, the 3rd hoop 8 of putting more energy into is arranged on apart from place, 150 millimeters of 6 lower ends of inner formword.Vertical supporting bar 9 adopts steel pipe, and it circumferentially arranges many along the hoop 8 of putting more energy into, and the spacing of adjacent two vertical supporting bars 93 is 200 millimeters; Every vertical supporting bar 9 vertically arranges, and is fixedly connected with the hoop 8 of putting more energy into.Every vertical supporting bar 9 is supported at least two stulls 10 of full hall scaffold, and in the present embodiment, the difference colligation of the two ends of every vertical supporting bar 9 is in two stulls 10 of full hall scaffold.Full hall scaffold is built the inside at limestone powder bin, full hall scaffold build the ordinary skill general knowledge for this area.
Reinforcing bar inner support 5 adopts the reinforcing bar that diameter is 16mm, and length can, according to the thickness setting of limestone powder bin warehouse, reserve the thickness of topping; Reinforcing bar inner support 5 is horizontally disposed with, and its two ends are separately fixed on the vertical inside and outside main muscle 1 arranging of double steel bar frame, and in the present embodiment, the two ends of reinforcing bar inner support 5 are welded on respectively on the vertical inside and outside main muscle 1 of double steel bar frame.Top and bottom at reinforced frame are fixed with respectively reinforcing bar inner support 5, and every one end circumferentially arranges multiple tracks along reinforced frame, and the spacing between adjacent reinforcing bar inner support 5 is the twice of the spacing between the main muscle 1 of adjacent two reinforced frame.Reinforce the upper end that steel pipe 4 is placed in inner formword 6 and exterior sheathing 2, the outside that inner formword 6 and exterior sheathing 2 are stretched out respectively in the two ends of reinforcing steel pipe 4, at the two ends that reinforce steel pipe 4, be installed with fastener 3, this fastener 3 is mounted by means of bolts on to be reinforced on steel pipe 4, be stuck in the outside of inner formword 6 and exterior sheathing 2, inner formword 6 and exterior sheathing 2 are clamped.
Exterior sheathing 2 circumferentially arranges along the opposite side of double steel bar frame, with bolts between adjacent exterior sheathing 2, surrounds an approximate circle.Reinforce belt 7 is made by banded band iron, reinforce belt 7 is along the uniform multiple tracks that arranges of vertical direction in exterior sheathing 2 outsides, in the present embodiment, reinforce belt 7 is along uniform four roads that arrange of vertical direction in exterior sheathing 2 outsides, and per pass reinforce belt 7 circumferentially arranges and the end of reinforce belt 7 is fixedly connected with along exterior sheathing 2.Reinforce belt 7 is fixed on exterior sheathing 2 outside of reinforced frame as braces, does not need other erecting scaffold, has saved a large amount of manpowers and material.
The end of reinforce belt 7 can adopt various ways to fix: the first: through hole is offered respectively at the two ends at reinforce belt 7, and bolt is fixedly connected with the two ends of reinforce belt 7 through the through hole at reinforce belt 7 two ends.Take this fixed form, can in one end of reinforce belt 7, offer one or two through hole in advance, the other end is offered a plurality of through holes, also can offer respectively at two ends a plurality of through holes, during use, according to actual conditions, in suitable extension position, with bolt, two ends are coupled together.Also can according to the girth of limestone powder bin periphery, make the reinforce belt 7 of corresponding length, at this moment only need to offer respectively one or two through hole in the end of reinforce belt 7.
The second: for the intensity of strengthen band 7 links, the two ends of reinforce belt 7 connect by angle bar.Angle bar can arrange separately, offers the through hole corresponding with angle bar respectively at the two ends of reinforce belt 7, during use, respectively the two ends of reinforce belt 7 is connected with bolt with the both sides of angle bar.Angle bar also can be welded on one end of reinforce belt 7 in advance, and the other end of reinforce belt 7 is offered through hole, and the other end of reinforce belt 7 is connected with angle bar by bolt; Angle bar also can arrange two, and two angle bar are welded on respectively the two ends of reinforce belt 7, and two angle bar are bolted.
While installing, first reinforcing bar inner support 5 is welded on to the upper of the vertical main muscle 1 of double steel bar frame, lower two ends, install again inner formword 6 and reinforce moulding, and then install exterior sheathing 2, when the reinforce belt of exterior sheathing 27 two ends are fixedly connected with, reinforcing bar inner support 5 is by exterior sheathing 2 sizings, thereby guarantee the physical dimension of limestone powder bin outer wall, last setting above inner formword 6 and exterior sheathing 2 reinforced steel pipe 4, respectively fastener 3 is fixedly mounted on to the two ends that reinforce steel pipe 4, inner formword 6 and exterior sheathing 2 are sandwiched in the middle of fastener 3, prevent that template is suitable for reading due to the concrete deadweight mould phenomenon that rises.
Finally it should be noted that, above embodiment is only in order to illustrate technical scheme of the present invention but not restriction technologies scheme, although applicant has been described in detail the present invention with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, those are modified or are equal to replacement technical scheme of the present invention, and do not depart from aim and the scope of the technical program, all should be encompassed in the middle of claim scope of the present invention.
Claims (10)
1. the formwork support structure of cast-in-place limestone powder bin, comprises along a side of double steel bar frame and has circumferentially installed inner formword, along opposite side, has circumferentially installed exterior sheathing, it is characterized in that, also comprises reinforcing bar inner support and reinforces steel pipe;
Described inner formword and exterior sheathing are combined steel formwork, and at the back side of this combined steel formwork panel, surrounding is provided with limit rib, and the back side of panel is provided with cross rib and perpendicular rib, and limit rib, cross rib and perpendicular rib are divided into panel the groove of a plurality of rectangles; The back side of described panel is also provided with deformation adjustment groove, and this deformation adjustment groove is comprised of the perpendicular rib of both sides and the limit rib of upper/lower terminal; On deformation adjustment groove, between limit rib and perpendicular rib, form deformation adjustment mouth;
The uniform multiple tracks hoop of putting more energy into that arranges on the vertical direction in described inner formword outside, the per pass hoop of putting more energy into circumferentially arranges and the end of binding round of putting more energy into is fixedly connected with along inner formword; The hoop of putting more energy into described in edge circumferentially arranges many vertical supporting bars, and every vertical supporting bar vertically arranges and is fixedly connected with the hoop of putting more energy into; Described every vertical supporting bar is fixedly supported at least two stulls of full hall scaffold;
Described reinforcing bar inner support is horizontally disposed with, its two ends are separately fixed on the vertical inside and outside main muscle arranging of double steel bar frame, described reinforcing steel pipe is placed in the upper end of inner formword and exterior sheathing, at the two ends that reinforce steel pipe, is installed with fastener, and this fastener is stuck in the outside of inner formword and exterior sheathing;
Vertical direction in described exterior sheathing outside is laid with multiple tracks reinforce belt, and per pass reinforce belt circumferentially arranges and the end of reinforce belt is fixedly connected with along exterior sheathing.
2. the formwork support structure of cast-in-place limestone powder bin according to claim 1, is characterized in that, described deformation adjustment groove is opened in the medium position of panel.
3. the formwork support structure of cast-in-place limestone powder bin according to claim 1 and 2, is characterized in that, offers the through hole passing through for bolt on the rib of described limit.
4. the formwork support structure of cast-in-place limestone powder bin according to claim 1, is characterized in that, the spacing between adjacent vertical supporting bar is 200 millimeters.
5. according to the formwork support structure of the cast-in-place limestone powder bin described in claim 1 or 4, it is characterized in that, described Gu Wei tri-roads of putting more energy into, be respectively the first put more energy into hoop, second put more energy into hoop and the 3rd hoop of putting more energy into, first hoop of putting more energy into is arranged on 150 millimeters of places apart from inner formword upper end, second hoop of putting more energy into is arranged on the middle part of inner formword, and the 3rd hoop of putting more energy into is arranged on 150 millimeters of places apart from inner formword lower end.
6. the formwork support structure of cast-in-place limestone powder bin according to claim 1, is characterized in that, described reinforcing bar inner support is welded on the vertical inside and outside main muscle arranging of double steel bar frame.
7. according to the formwork support structure of the cast-in-place limestone powder bin described in claim 1 or 6, it is characterized in that, described fastener is mounted by means of bolts on to be reinforced on steel pipe.
8. the formwork support structure of cast-in-place limestone powder bin according to claim 1, is characterized in that, described reinforce belt is made by banded band iron.
9. the formwork support structure of cast-in-place limestone powder bin according to claim 1, is characterized in that, described reinforce belt Wei Si road.
10. according to the formwork support structure of the cast-in-place limestone powder bin described in claim 1,8 or 9, it is characterized in that, the two ends of described reinforce belt offer respectively through hole, and bolt is fixedly connected with the two ends of reinforce belt through the through hole at reinforce belt two ends; Or the two ends of described reinforce belt are welded with respectively angle bar, bolt is fixedly connected with the two ends of reinforce belt through the hole on angle bar; Or the two ends of described reinforce belt offer respectively through hole, the two ends of reinforce belt are fixedly connected with angle bar by bolt respectively; Or one end of described reinforce belt and one side of angle bar is fixedly connected with, the other end of reinforce belt is offered porose and is fixedly connected with the another side of angle bar by bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210158115.4A CN102661038B (en) | 2012-05-21 | 2012-05-21 | Template supporting structure for cast-in-situ limestone flour chamber |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210158115.4A CN102661038B (en) | 2012-05-21 | 2012-05-21 | Template supporting structure for cast-in-situ limestone flour chamber |
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| CN102661038A CN102661038A (en) | 2012-09-12 |
| CN102661038B true CN102661038B (en) | 2014-04-09 |
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| CN201210158115.4A Expired - Fee Related CN102661038B (en) | 2012-05-21 | 2012-05-21 | Template supporting structure for cast-in-situ limestone flour chamber |
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| CN112343330A (en) * | 2020-11-11 | 2021-02-09 | 广西建工集团冶金建设有限公司 | Cylinder wall construction method and cylinder wall template structure of large-diameter reinforced concrete cylinder |
Citations (7)
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|---|---|---|---|---|
| DE19517795A1 (en) * | 1994-05-16 | 1995-11-30 | Otto Heinzle | Formwork element for large-area formwork with adjustable diameter |
| CN2293612Y (en) * | 1997-01-18 | 1998-10-07 | 包永林 | Reducing curved shuttering |
| CN201581635U (en) * | 2009-12-31 | 2010-09-15 | 山西焦煤集团有限责任公司 | Formwork construction device for wall of large diameter silo |
| CN201593303U (en) * | 2009-09-28 | 2010-09-29 | 中国第二冶金建设有限责任公司 | Simple annular shaping die plate |
| CN102134910A (en) * | 2011-03-03 | 2011-07-27 | 中国建筑第七工程局有限公司 | Method for constructing barrel-shaped concrete structure by adopting reverse moulds |
| CN202064628U (en) * | 2010-12-29 | 2011-12-07 | 上海宝冶集团有限公司 | Unit template for concrete construction of sleeve lime kiln bunker |
| CN202644974U (en) * | 2012-05-21 | 2013-01-02 | 中冶建工集团有限公司 | Template supporting system for cast-in-place limestone flour bin |
-
2012
- 2012-05-21 CN CN201210158115.4A patent/CN102661038B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19517795A1 (en) * | 1994-05-16 | 1995-11-30 | Otto Heinzle | Formwork element for large-area formwork with adjustable diameter |
| CN2293612Y (en) * | 1997-01-18 | 1998-10-07 | 包永林 | Reducing curved shuttering |
| CN201593303U (en) * | 2009-09-28 | 2010-09-29 | 中国第二冶金建设有限责任公司 | Simple annular shaping die plate |
| CN201581635U (en) * | 2009-12-31 | 2010-09-15 | 山西焦煤集团有限责任公司 | Formwork construction device for wall of large diameter silo |
| CN202064628U (en) * | 2010-12-29 | 2011-12-07 | 上海宝冶集团有限公司 | Unit template for concrete construction of sleeve lime kiln bunker |
| CN102134910A (en) * | 2011-03-03 | 2011-07-27 | 中国建筑第七工程局有限公司 | Method for constructing barrel-shaped concrete structure by adopting reverse moulds |
| CN202644974U (en) * | 2012-05-21 | 2013-01-02 | 中冶建工集团有限公司 | Template supporting system for cast-in-place limestone flour bin |
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Address after: No. 1 West Road 400084 Dadukou District of Chongqing Applicant after: China Metallurgical Construction Engineering Group Co., Ltd. Address before: Jiulongpo Shi Pingqiao street 400050 Chongqing City No. 1 Applicant before: China Metallurgical Construction Engineering Group Co., Ltd. |
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