CN202170600U - Anti-segregation device for concrete pouring of large-angle sloping roof - Google Patents

Anti-segregation device for concrete pouring of large-angle sloping roof Download PDF

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Publication number
CN202170600U
CN202170600U CN201120259072XU CN201120259072U CN202170600U CN 202170600 U CN202170600 U CN 202170600U CN 201120259072X U CN201120259072X U CN 201120259072XU CN 201120259072 U CN201120259072 U CN 201120259072U CN 202170600 U CN202170600 U CN 202170600U
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CN
China
Prior art keywords
concrete
spacing
roof
segregation
wire cloth
Prior art date
Application number
CN201120259072XU
Other languages
Chinese (zh)
Inventor
袁建华
石立国
代亚涛
向国涛
余德浩
Original Assignee
中国建筑第二工程局有限公司
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Application filed by 中国建筑第二工程局有限公司 filed Critical 中国建筑第二工程局有限公司
Priority to CN201120259072XU priority Critical patent/CN202170600U/en
Application granted granted Critical
Publication of CN202170600U publication Critical patent/CN202170600U/en

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Abstract

The utility model relates to an anti-segregation device for concrete pouring of a large-angle sloping roof, which comprises the following components: a roof bottom die and spacing steel wire nets which extend from an eave slope to a ridge. The spacing steel wire nets are separately provided from the eave slope to ridge and form a layered-pouring net segment. The bottom of each spacing steel wire net is connected with the roof bottom die through positioning bolts. The anti-segregation device settles the following technical problems in a pouring process of a sloping roof: easy slippage of the concrete along the slope, easy concrete segregation and seepage of the roof. The anti-segregation device for concrete pouring of the roof with large-angle slopes furthermore settles a problem that the gradient of the slope roof can not be overlarge because of restriction by prior-art construction measures. The anti-segregation device can be widely used for cast-in-situ concrete construction of sloping roof, and particularly for cast-in-situ construction of the large-gradient sloping roof.

Description

Wide-angle pitched roof concreting isolation-proof device

Technical field

The utility model relates to a kind of pitched roof concrete cast-in-situ construction servicing unit.

Background technology

Pitched roof is the normal a kind of roofing form that adopts in the building, and two kinds of forms of prefabricated room panel and present room walling panel are arranged, and the construction of prefabricated room panel is comparatively simple; Present room walling panel since the existence of the gradient build in the process concrete, can produce concrete along the slope landing and concrete disintegration phenomenon; Existing a kind of way is to be parallel to the roofing soffit formwork layer of steel wire net is set, Yi Bian build, Yi Bian make real; The method causes the construction uneven thickness easily, causes roof leakage; Another kind of way is through vertical separation keel, panel and bottom surface template are set; Rely on the restriction of upper panel, cornice shrouding and bottom surface template in the concreting process; Concrete landing along the slope, though the method can be divided into vertical bar section reduction segregation probability through separating keel with construction to a certain extent, but bigger for the gradient of roofing; Such as spending greater than 60; Possible because of the landing of the bigger generation concrete of the gradient in bar shaped construction section scope, and it is in uneven thickness to cause roofing concrete to be built, thus leave over construction hidden danger.

The utility model content

The purpose of the utility model provides a kind of wide-angle pitched roof concreting isolation-proof device, solve pitched roof and build in the process, and concrete is the landing along the slope easily, and concrete is emanated easily, causes the technical problem of roof leakage; And solve because the restriction of existing working measure, cause the pitched roof gradient can not too big problem.

For realizing above-mentioned purpose, the utility model adopts following technical scheme:

A kind of wide-angle pitched roof concreting isolation-proof device; Comprise roofing bed die from eaves aspect ridge; Also comprise spacing gauze wire cloth; Said spacing gauze wire cloth is arranged on the roofing bed die from eaves aspect ridge at interval, forms between the adjacent spacing gauze wire cloth and successively builds horizontal construction section, is connected through positioning bolt between said spacing gauze wire cloth bottom surface and the roofing bed die.

Said positioning bolt central authorities are welded with the sealing sheet, full weld between said sealing sheet and the positioning bolt.

The spacing of said positioning bolt is 1000mm~1500mm.

The diameter of said sealing sheet is 50mm~80mm.

The spacing that is provided with of said spacing gauze wire cloth is 1m~2m.

The mesh of said spacing gauze wire cloth is 0.45mm~0.65mm.

Compared with prior art the utlity model has following characteristics and beneficial effect:

Through being set, spacing gauze wire cloth is divided into the section construction to the roofing concrete construction; Limited the width of the section of construction; Reduced the probability of segregation, simultaneously because the restriction of spacing gauze wire cloth is arranged, in the process of vibrating, can not cause concrete along the slope landing and concrete disintegration phenomenon; Make concrete guarantee uniformity, density and the Forming Quality of concrete formation thickness in the confined space moulding of slope.The said device of the utility model can realize that the concrete compaction of design grade pitched roof between 15 °~75 ° builds, and has enlarged the scope of application of existing pitched roof.

Through between roofing bed die and spacing gauze wire cloth, positioning bolt being set, when being connected to roofing bed die and spacing net together, can carry out highly spacing.Not only can guarantee structural thickness, can also prolong the infiltration route, increase resistance percolating water.

Through at positioning bolt central authorities welding sealing sheet, can prolong the infiltration route, increase resistance, thereby stoped the concrete slurry of just having built to be emanated percolating water.

The utility model can be widely used in the cast-in-situ concrete construction of pitched roof, the especially construction of heavy grade pitched roof cast-in-situ concrete.

Description of drawings

Below in conjunction with accompanying drawing the utility model is done further detailed explanation.

Fig. 1 is the utility model structural representation.

Fig. 2 is Figure 1A-A sectional view.

Fig. 3 is the B-B sectional view of Fig. 2.

Reference numeral: 1-roofing bed die, the spacing gauze wire cloth of 2-, 3-positioning bolt, 4-sealing sheet.

The specific embodiment

Embodiment is referring to Fig. 1, Fig. 2 and shown in Figure 3; A kind of wide-angle pitched roof concreting isolation-proof device; Comprise the roofing bed die 1 from eaves aspect ridge, also comprise spacing gauze wire cloth 2, said spacing gauze wire cloth 2 is arranged on the roofing bed die from eaves aspect ridge at interval; Form between the adjacent spacing gauze wire cloth and successively build horizontal construction section, be connected through positioning bolt 3 between the bottom surface of said spacing gauze wire cloth 2 and the roofing bed die 1.

Said positioning bolt 3 central authorities are welded with sealing sheet 4, full weld between said sealing sheet 4 and the positioning bolt 3.

The spacing of said positioning bolt 3 is 1000mm~1500mm.

The diameter of said sealing sheet 4 is 50mm~80mm.

The spacing that is provided with of said spacing gauze wire cloth 2 is 1m~2m.

The mesh of said spacing gauze wire cloth 2 is 0.45mm~0.65mm.

Confirming of spacing between spacing gauze wire cloth and the roofing bed die just can be controlled the thickness of pitched roof cast-in-situ concrete.Building along the eaves Section of Outer Ring Line of roofing concrete is that the loop wire of 50cm is by carrying out concreting clockwise with the width; And before the concrete initial set of building at first, hand over circle; Build for the loop wire of 50cm carries out second circle by wide then; Gradually to ridge near, accomplish the pouring construction of whole roofing concrete.Concrete construction is accomplished and was arranged the mason to carry out floating, the receipts light (when roofing concrete is built, carrying out for the first time) of concrete roof for the second time in 7 days afterwards.Wherein, When sloping bottom pour mold is built concrete; Because the shrouding at spacing gauze wire cloth of the first order and roofing bed die and the end, slope constitutes the opening that concreting is only arranged along the gradient; And other orientation is airtight, thereby directly adopts tamping equipment to tamp concrete in the spacing gauze wire cloth of the first order and the roofing bed die and the first order concreting space that shrouding constituted at the end, slope.

The high baffle plate of 50cm can be set temporarily, aggregate landing when avoiding building in that the template face is suitable for reading during concreting.Arrange closeer pitched roof for reinforcing bar, can adopt ¢ 30 small vibrating rods to vibrate.Build and to adopt hand hammer to knock inspection in the process whether to have built closely knit.

During concreting, tiltedly eaves are starting point, and circulation is built around roofing one week, can install the spacing gauze wire cloth of one deck after having built one deck, and spacing gauze wire cloth is installed step by step piecemeal, and concreting step by step circulates successively each other and carries out, until building end then.

The pitched roof bigger for physical dimension, that girth is bigger, the speed that should before being construction, build according to every layer concrete is calculated the time of building.If necessary, can with due regard to add retarding agent, avoid producing cold seam before the concrete overlap joint.

Water seasoning is promptly answered in general concrete final set, and curing time is no less than 14d.

Spacing gauze wire cloth can reach 1.2N/mm at concrete strength 2Remove the back, and care should be used to during dismounting is forbidden random sled, in order to avoid cause the sealing bolt looseness, the roofing bed die should be a foundation with test cube in the same condition intensity according to the regulation that the beam slab form removal is arranged in the standard, gives form removal.

The characteristics less to the pitched roof thickness of slab, that reinforcing bar is closeer, coarse aggregate should adopt 10cm~20cm crushed gravel.

Claims (6)

1. wide-angle pitched roof concreting isolation-proof device; Comprise roofing bed die (1) from eaves aspect ridge; It is characterized in that: also comprise spacing gauze wire cloth (2); Said spacing gauze wire cloth (2) is arranged on the roofing bed die from eaves aspect ridge at interval, forms between the adjacent spacing gauze wire cloth and successively builds horizontal construction section, is connected through positioning bolt (3) between the bottom surface of said spacing gauze wire cloth (2) and the roofing bed die (1).
2. wide-angle pitched roof concreting isolation-proof device according to claim 1 is characterized in that: said positioning bolt (3) central authorities are welded with sealing sheet (4), full weld between said sealing sheet (4) and the positioning bolt (3).
3. wide-angle pitched roof concreting isolation-proof device according to claim 1, it is characterized in that: the spacing of said positioning bolt (3) is 1000mm~1500mm.
4. wide-angle pitched roof concreting isolation-proof device according to claim 1, it is characterized in that: the diameter of said sealing sheet (4) is 50mm~80mm.
5. wide-angle pitched roof concreting isolation-proof device according to claim 1 is characterized in that: the spacing that is provided with of said spacing gauze wire cloth (2) is 1m~2m.
6. wide-angle pitched roof concreting isolation-proof device according to claim 1, it is characterized in that: the mesh of said spacing gauze wire cloth (2) is 0.45mm~0.65mm.
CN201120259072XU 2011-07-21 2011-07-21 Anti-segregation device for concrete pouring of large-angle sloping roof CN202170600U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201120259072XU CN202170600U (en) 2011-07-21 2011-07-21 Anti-segregation device for concrete pouring of large-angle sloping roof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201120259072XU CN202170600U (en) 2011-07-21 2011-07-21 Anti-segregation device for concrete pouring of large-angle sloping roof

Publications (1)

Publication Number Publication Date
CN202170600U true CN202170600U (en) 2012-03-21

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Application Number Title Priority Date Filing Date
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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103046697A (en) * 2013-01-23 2013-04-17 中国三冶集团有限公司第二建筑工程公司 Construction method of 25-40-degree concrete pitched roofs
CN103470042A (en) * 2012-06-06 2013-12-25 中国二十冶集团有限公司 Construction method for integrally casting rigid sloping roof
CN103628672A (en) * 2013-12-04 2014-03-12 浙江城建建设集团有限公司 Steel wire mesh and template combined type inclined reinforced concrete floor device and construction method thereof
CN103967224A (en) * 2014-05-21 2014-08-06 合肥建工集团有限公司 Heat preservation slope finding layered construction method of large area cast-in-place foam concrete plane roof
CN104100092A (en) * 2014-07-24 2014-10-15 武汉市汉阳市政建设集团公司 Guiderail device and method for pouring slope roof
CN104674998A (en) * 2013-11-27 2015-06-03 五冶集团上海有限公司 45-degree slope roof cast-in-place concrete construction method
CN106284858A (en) * 2015-05-28 2017-01-04 中国二十冶集团有限公司 Sloping roof pea gravel concreten ladder casting method
CN106284875A (en) * 2016-08-31 2017-01-04 中冶天工集团有限公司 The concrete device for trapping of heavy grade roofing and construction method
CN106836593A (en) * 2016-12-21 2017-06-13 浙江海洋大学 Heavy grade cast-in-place concrete roof antitrickle pours the method for smashing
CN107605107A (en) * 2017-09-18 2018-01-19 中建八局第三建设有限公司 A kind of method for controlling pitched roof concrete construction quality

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103470042B (en) * 2012-06-06 2016-03-30 中国二十冶集团有限公司 A kind of construction method of monobloc cast rigidity Sloping roof
CN103470042A (en) * 2012-06-06 2013-12-25 中国二十冶集团有限公司 Construction method for integrally casting rigid sloping roof
CN103046697A (en) * 2013-01-23 2013-04-17 中国三冶集团有限公司第二建筑工程公司 Construction method of 25-40-degree concrete pitched roofs
CN104674998A (en) * 2013-11-27 2015-06-03 五冶集团上海有限公司 45-degree slope roof cast-in-place concrete construction method
CN103628672A (en) * 2013-12-04 2014-03-12 浙江城建建设集团有限公司 Steel wire mesh and template combined type inclined reinforced concrete floor device and construction method thereof
CN103967224A (en) * 2014-05-21 2014-08-06 合肥建工集团有限公司 Heat preservation slope finding layered construction method of large area cast-in-place foam concrete plane roof
CN104100092A (en) * 2014-07-24 2014-10-15 武汉市汉阳市政建设集团公司 Guiderail device and method for pouring slope roof
CN106284858A (en) * 2015-05-28 2017-01-04 中国二十冶集团有限公司 Sloping roof pea gravel concreten ladder casting method
CN106284875A (en) * 2016-08-31 2017-01-04 中冶天工集团有限公司 The concrete device for trapping of heavy grade roofing and construction method
CN106284875B (en) * 2016-08-31 2019-05-03 中冶天工集团有限公司 The concrete device for trapping and construction method of heavy grade roofing
CN106836593A (en) * 2016-12-21 2017-06-13 浙江海洋大学 Heavy grade cast-in-place concrete roof antitrickle pours the method for smashing
CN106836593B (en) * 2016-12-21 2020-07-03 浙江海洋大学 Anti-sagging pouring and tamping method for large-gradient cast-in-place concrete roof
CN107605107A (en) * 2017-09-18 2018-01-19 中建八局第三建设有限公司 A kind of method for controlling pitched roof concrete construction quality

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120321

Termination date: 20120721

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