CN204001409U - Precast composite slab - Google Patents

Precast composite slab Download PDF

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Publication number
CN204001409U
CN204001409U CN201420438599.2U CN201420438599U CN204001409U CN 204001409 U CN204001409 U CN 204001409U CN 201420438599 U CN201420438599 U CN 201420438599U CN 204001409 U CN204001409 U CN 204001409U
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China
Prior art keywords
concrete
groove
precast
slab
precast concrete
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CN201420438599.2U
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Chinese (zh)
Inventor
张瀑
鲁兆红
程晶
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Sichuan Academy of Architectural Sciences Co., Ltd.
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Sichuan Institute of Building Research
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Abstract

The utility model discloses precast composite slab, comprise precast concrete trough slab, the upper surface of precast concrete trough slab is provided with filling groove, is provided with 1 or at least 2 aerated concrete panels in filling groove; While being only provided with 1 aerated concrete panel in filling groove, the periphery of aerated concrete panel be provided with projection or and groove, accordingly, filling groove is provided with inboard groove towards protruding medial surface, projection is embedded in inboard groove, accordingly, filling groove is provided with inner bulge towards the medial surface of groove, and inner bulge is embedded in groove; Solved gas concrete sheet material and shunk greatlyr, shortcoming easy to crack in use has alleviated weight and the steel using amount of concrete component simultaneously.

Description

Precast composite slab
Technical field
The utility model relates to composite plate, specifically for the composite construction plate body of building or other structure, i.e. and the composite construction of concrete plate body and gas concrete plate body.
Background technology
Present status in China:
Body of wall is divided into two classes, masonry and sheet material.This technology belongs to sheet material class.
Internal sheet metal is divided into light weight board and precast concrete sheet material.Light weight board can not be used as structure, only for the heat insulating material of internal partition wall or masonry (sheet material) exterior wall.Precast concrete sheet material is mainly Sandwich board, be that external surface and inner surface all adopt concrete prefabricated element, between two-layer member, press from both sides light heat insulation material, though the type sheet material has good heat-insulating property and endurance quality, but there is larger potential safety hazard in the connection between two-layer member, the weight of member is large, steel using amount is larger, all has larger problem aspect safety and economy.
Utility model content
The purpose of this utility model is to provide Prefabricated building plate, the utility model utilizes aerated concrete panel material lighter weight, the good advantage of heat-insulating property, adopt precast concrete frid as primary structure member and maintenance component, having solved gas concrete sheet material shrinks larger, shortcoming easy to crack in use has alleviated weight and the steel using amount of concrete component simultaneously.
The purpose of this utility model is achieved through the following technical solutions: precast composite slab, comprise precast concrete trough slab, and the upper surface of precast concrete trough slab is provided with filling groove, is provided with 1 or at least 2 aerated concrete panels in filling groove;
While being only provided with 1 aerated concrete panel in filling groove, the periphery of aerated concrete panel be provided with projection or and groove, accordingly, filling groove is provided with inboard groove towards protruding medial surface, projection is embedded in inboard groove, accordingly, filling groove is provided with inner bulge towards the medial surface of groove, and inner bulge is embedded in groove;
While being provided with at least 2 aerated concrete panels in filling groove, in adjacent 2 aerated concrete panels, one side of an aerated concrete panel is provided with protruding A, an another one aerated concrete panel side on the other side is provided with groove A, projection A is embedded in groove A, adjacent 2 aerated concrete panels form tongue and groove splicing, after all aerated concrete panel splicings, form splicing aerated concrete panel, the medial surface of filling groove be provided with inboard groove or and inner bulge, splicing aerated concrete panel periphery be provided with corresponding projection or and groove, the splicing periphery of aerated concrete panel and the medial surface of filling groove form tongue and groove splicing.
The left surface of precast concrete trough slab is provided with outside and protrudes, the right flank of precast concrete trough slab is provided with outside groove, in adjacent 2 precast concrete trough slabs, wherein the outside of a precast concrete trough slab is protruded and is embedded in the outside groove of an other precast concrete trough slab, and adjacent 2 precast concrete trough slabs form tongue and groove splicing.
Precast concrete trough slab is also provided with connecting hole.
Described connecting hole comprises bolt connecting hole A and bolt connecting hole B and joint bar through hole, when precast composite slab is used as wallboard part, the precast concrete trough slab left side concrete rib on limit and the concrete rib of precast concrete trough slab right edge are provided with bolt connecting hole B, meanwhile, the concrete rib of the concrete rib of precast concrete trough slab upper side edge and precast concrete trough slab lower side is provided with bolt connecting hole A; When precast composite slab is used as floor part, the precast concrete trough slab left side concrete rib on limit and the concrete rib of precast concrete trough slab right edge are provided with bolt connecting hole B, meanwhile, the concrete rib on the concrete rib on precast concrete trough slab upper support limit and precast concrete trough slab lower support limit is provided with joint bar through hole.
When precast composite slab is used as link plate, precast concrete trough slab is also provided with embedded hanging part, and embedded hanging part is positioned at the concrete rib on precast concrete trough slab upper support limit and the concrete rib on precast concrete trough slab lower support limit.
The Prefabricated building plate that the utility model arranges can also be for other non bearing structure applicable to external wall, interior wall and floor.Its technical characterstic is:
1, precast composite slab is combined to form by aerated concrete panel embedding precast concrete trough slab, and overall performance is good, and structural strength is high, lightweight.
2, precast composite slab side leaves connecting hole, can adopt screw rod etc. to carry out the connection of member, screw rod connecting hole A, screw rod connecting hole B that precast concrete trough slab arranges.
3, jack is left at the upper and lower two ends of precast composite slab, can adopt joint bar etc. to be connected with structure, the joint bar through hole that precast concrete trough slab arranges.
4, between precast composite slab and cast-in-situ concrete, can adopt reserved steel bar on prefabricated units to be connected.
5, the left-external side of the precast concrete trough slab of precast composite slab is provided with outside protrusion, and the right outside side of precast concrete trough slab is provided with outside groove, is convenient to the mutual snapping of contiguous prefabricated concrete flute profile plate.
6, aerated concrete panel side is made into respectively concave-convex or is all groove type or is all convex shaped, the medial surface of the filling groove of precast concrete trough slab is arranged to groove or projection, aerated concrete panel and filling groove form tongue and groove splicing, and overall performance is good.
7, between aerated concrete panel and precast concrete trough slab, can adopt metal or nonmetal connector to be connected.
Said structure utilizes aerated concrete panel material lighter weight, the good advantage of heat-insulating property, adopt precast concrete frid as primary structure member and maintenance component, having solved gas concrete sheet material shrinks larger, shortcoming easy to crack in use has alleviated weight and the steel using amount of concrete component simultaneously.Utilize protrusion in the filling groove of precast concrete trough slab and the protrusion groove of groove and aerated concrete panel side to form Embedded being connected, guarantee close connection and the structural strength of the two.Because the two adopts the Embedded combination of groove, this structure possesses the structural strength requirement of precast concrete frid, intensity is high, the structure that this structure can be used as building is used, and simultaneously because aerated concrete panel is to be embedded in precast concrete trough slab, so the weight of total lightens.
Range of application of the present utility model is wide, for example: by said structure during for the floor part of building or body of wall part, after precast composite slab is used in combination, can be formed for floor slab structure and the wall body structure of building, be referred to as wall building part, therefore, in order to make the overall performance of body of wall part good, structural strength is high, wall building part comprises body of wall part and flooring part, body of wall part comprises the precast composite slab described at least 2, contiguous prefabricated composite plate is arranged side by side, the outside in any precast composite slab left side is protruded to insert and is positioned at the left side outside groove on adjacent precast composite slab right side with it, bolt connecting hole B between adjacent two precast composite slabs is relative one by one, and adopt the connection that forms adjacent two Prefabricated building plates in screw member inserting bolt connecting hole B, flooring part part comprises the precast composite slab described at least 2, contiguous prefabricated composite plate is arranged side by side, the outside in any precast composite slab left side is protruded to insert and is positioned at the left side outside groove on adjacent precast composite slab right side with it, and the bolt connecting hole B between adjacent two Prefabricated building plates one by one relatively and adopt the connection that forms adjacent two precast composite slabs in screw member inserting bolt connecting hole B.
The utility model preparation method is: adopt an independently aerated concrete panel, be placed in precast concrete trough slab mould, then toward the interior fluid concrete of precast concrete trough slab mould, dry rear formation precast concrete trough slab, like this, what precast concrete trough slab was complete is entrenched togather aerated concrete panel, and overall performance is fabulous.Or by after a plurality of aerated concrete panel tongue and groove splicings, be placed in the lump in precast concrete trough slab mould, all the other steps are with above-mentioned consistent.
In existing low residential building, the structural system generally adopting mainly concentrates on masonry structure, comprising brickwork, concrete block and some other non-sintering masonry etc., its mode of construction remains traditional craft and builds by laying bricks or stones, because such structural damage form belongs to brittle fracture, the ability of resisting larger antidetonation is poor, and therefore, standard-required adopts cast-in-situ concrete constructional column and collar tie beam to strengthen its anti-seismic performance.Masonry structure makes the mode of building by laying bricks or stones by hand make its construction quality uneven in a large number, is difficult to effective assurance.Floor structure be take cast-in-place mode at present as main, needs a large amount of templates and scaffold in work progress, causes working measure expense higher, and because some areas are difficult to commodity in use concrete, the concrete quality stirring at the scene is also difficult to ensure its quality of card.Once the prefabricated hollow floor using in a large number in the seventies in last century to the mid-90 does not have clear and definite connected mode between due to plate and body of wall and plate and plate, causes its flooring globality poor.
Use of the present utility model need to design the requirement of masonry structure with reference to national standard.Generally, can be according to standardized design document but not independent design document build, the applicable elements that standardized design document should clear and definite building, for example simple and easy board house.
Advantage of the present utility model:
Compare with the composite board of current employing, this patent product combines the advantage of gas concrete sheet material (bulk) and precast unit, has following characteristics: 1, sheet material is more convenient, more reliable with being connected of building structure; 2, overcome gas concrete and in use shunk shortcoming large, that be unsuitable for wet environment use; 3, utilized the intensity of gas concrete self, alleviated that similar Sandwich board weight is large, the shortcoming of high material consumption.
Accompanying drawing explanation
Fig. 1 is that aerated concrete panel periphery arranges protruding schematic diagram.
Fig. 2 is the schematic diagram that aerated concrete panel periphery arranges groove.
Fig. 3 is that aerated concrete panel periphery arranges protruding schematic perspective view.
Fig. 4 is precast concrete trough slab schematic diagram.
Fig. 5 be after the splicing of 2 aerated concrete panels, be embedded into after precast concrete trough slab, the schematic diagrames of two precast concrete trough slab splicings.
Fig. 6 is that 1 aerated concrete panel is embedded into after precast concrete trough slab, the schematic diagram of two precast concrete trough slab splicings.
Reference numeral in figure is expressed as: 1, aerated concrete panel; 11, projection; 12, groove; 2, precast concrete trough slab; 21, filling groove; 22, inboard groove; 24, protrude in outside; 25, outside groove; 26, joint bar through hole; 27, bolt connecting hole A; 28, bolt connecting hole B.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Embodiment 1:
As shown in Figures 1 to 6.
Precast composite slab, comprises precast concrete trough slab 2, and the upper surface of precast concrete trough slab 2 is provided with filling groove 21, is provided with 1 or at least 2 aerated concrete panels 1 in filling groove 21;
While being only provided with 1 aerated concrete panel 1 in filling groove 21, the periphery of aerated concrete panel 1 be provided with projection 11 or and groove 12, accordingly, filling groove 21 is provided with inboard groove 22 towards the medial surface of projection 11, projection 11 is embedded in inboard groove 22, accordingly, filling groove 21 is provided with inner bulge towards the medial surface of groove 11, and inner bulge is embedded into groove interior 11;
While being provided with at least 2 aerated concrete panels 1 in filling groove 21, in adjacent 2 aerated concrete panels 1, one side of an aerated concrete panel 1 is provided with protruding A, another one aerated concrete panel 1 side on the other side is provided with groove A, projection A111 is embedded in groove A112, adjacent 2 aerated concrete panels 1 form tongue and groove splicing, after all aerated concrete panel 1 splicings, form splicing aerated concrete panel, the medial surface of filling groove 21 be provided with inboard groove 22 or and inner bulge, splicing aerated concrete panel periphery be provided with corresponding projection or and groove, the splicing periphery of aerated concrete panel and the medial surface of filling groove 21 form tongue and groove splicing.
The left surface of precast concrete trough slab 2 is provided with outside and protrudes 24, the right flank of precast concrete trough slab 2 is provided with outside groove 25, in adjacent 2 precast concrete trough slabs 2, wherein the outside of a precast concrete trough slab 2 protrusion 24 is embedded in the outside groove 25 of an other precast concrete trough slab 2, and adjacent 2 precast concrete trough slabs 2 form tongue and grooves splicing.
Precast concrete trough slab is also provided with connecting hole.
Described connecting hole comprises bolt connecting hole A and bolt connecting hole B and joint bar through hole, when precast composite slab is used as wallboard part, the precast concrete trough slab left side concrete rib on limit and the concrete rib of precast concrete trough slab right edge are provided with bolt connecting hole B28, meanwhile, the concrete rib of the concrete rib of precast concrete trough slab upper side edge and precast concrete trough slab lower side is provided with bolt connecting hole A27; When precast composite slab is used as floor part, the precast concrete trough slab left side concrete rib on limit and the concrete rib of precast concrete trough slab right edge are provided with bolt connecting hole B28, meanwhile, the concrete rib on the concrete rib on precast concrete trough slab upper support limit and precast concrete trough slab lower support limit is provided with joint bar through hole 26.
When precast composite slab is used as link plate, precast concrete trough slab is also provided with embedded hanging part, and embedded hanging part is positioned at the concrete rib on precast concrete trough slab upper support limit and the concrete rib on precast concrete trough slab lower support limit.
The Prefabricated building plate that the utility model arranges can also be for other non bearing structure applicable to external wall, interior wall and floor.Its technical characterstic is:
1, precast composite slab is combined to form by aerated concrete panel embedding precast concrete trough slab, and overall performance is good, and structural strength is high, lightweight.
2, precast composite slab side leaves connecting hole, can adopt screw rod etc. to carry out the connection of member, screw rod connecting hole A, screw rod connecting hole B that precast concrete trough slab arranges.
3, jack is left at the upper and lower two ends of precast composite slab, can adopt joint bar etc. to be connected with structure, the joint bar through hole that precast concrete trough slab arranges.
4, between precast composite slab and cast-in-situ concrete, can adopt reserved steel bar on prefabricated units to be connected.
5, the left-external side of the precast concrete trough slab of precast composite slab is provided with outside protrusion, and the right outside side of precast concrete trough slab is provided with outside groove, is convenient to the mutual snapping of contiguous prefabricated concrete flute profile plate.
6, aerated concrete panel side is made into respectively concave-convex or is all groove type or is all convex shaped, the medial surface of the filling groove of precast concrete trough slab is arranged to groove or projection, aerated concrete panel and filling groove form tongue and groove splicing, and overall performance is good.
7, between aerated concrete panel and precast concrete trough slab, can adopt metal or nonmetal connector to be connected.
Said structure utilizes aerated concrete panel material lighter weight, the good advantage of heat-insulating property, adopt precast concrete frid as primary structure member and maintenance component, having solved gas concrete sheet material shrinks larger, shortcoming easy to crack in use has alleviated weight and the steel using amount of concrete component simultaneously.Utilize protrusion in the filling groove of precast concrete trough slab and the protrusion groove of groove and aerated concrete panel side to form Embedded being connected, guarantee close connection and the structural strength of the two.Because the two adopts the Embedded combination of groove, this structure possesses the structural strength requirement of precast concrete frid, intensity is high, the structure that this structure can be used as building is used, and simultaneously because aerated concrete panel is to be embedded in precast concrete trough slab, so the weight of total lightens.
Range of application of the present utility model is wide, for example: by said structure during for the floor part of building or body of wall part, after precast composite slab is used in combination, can be formed for floor slab structure and the wall body structure of building, be referred to as wall building part, therefore, in order to make the overall performance of body of wall part good, structural strength is high, wall building part comprises body of wall part and flooring part, body of wall part comprises the precast composite slab described at least 2, contiguous prefabricated composite plate is arranged side by side, the outside in any precast composite slab left side is protruded to insert and is positioned at the left side outside groove on adjacent precast composite slab right side with it, bolt connecting hole B between adjacent two precast composite slabs is relative one by one, and adopt the connection that forms adjacent two Prefabricated building plates in screw member inserting bolt connecting hole B, flooring part part comprises the precast composite slab described at least 2, contiguous prefabricated composite plate is arranged side by side, the outside in any precast composite slab left side is protruded to insert and is positioned at the left side outside groove on adjacent precast composite slab right side with it, and the bolt connecting hole B between adjacent two Prefabricated building plates one by one relatively and adopt the connection that forms adjacent two precast composite slabs in screw member inserting bolt connecting hole B.
The utility model preparation method is: adopt an independently aerated concrete panel, be placed in precast concrete trough slab mould, then toward the interior fluid concrete of precast concrete trough slab mould, dry rear formation precast concrete trough slab, like this, what precast concrete trough slab was complete is entrenched togather aerated concrete panel, and overall performance is fabulous.Or by after a plurality of aerated concrete panel tongue and groove splicings, be placed in the lump in precast concrete trough slab mould, all the other steps are with above-mentioned consistent.
In existing low residential building, the structural system generally adopting mainly concentrates on masonry structure, comprising brickwork, concrete block and some other non-sintering masonry etc., its mode of construction remains traditional craft and builds by laying bricks or stones, because such structural damage form belongs to brittle fracture, the ability of resisting larger antidetonation is poor, and therefore, standard-required adopts cast-in-situ concrete constructional column and collar tie beam to strengthen its anti-seismic performance.Masonry structure makes the mode of building by laying bricks or stones by hand make its construction quality uneven in a large number, is difficult to effective assurance.Floor structure be take cast-in-place mode at present as main, needs a large amount of templates and scaffold in work progress, causes working measure expense higher, and because some areas are difficult to commodity in use concrete, the concrete quality stirring at the scene is also difficult to ensure its quality of card.Once the prefabricated hollow floor using in a large number in the seventies in last century to the mid-90 does not have clear and definite connected mode between due to plate and body of wall and plate and plate, causes its flooring globality poor.
Use of the present utility model need to design the requirement of masonry structure with reference to national standard.Generally, can be according to standardized design document but not independent design document build, the applicable elements that standardized design document should clear and definite building, for example simple and easy board house.
As mentioned above, can well realize the utility model.

Claims (5)

1. precast composite slab, is characterized in that: comprise precast concrete trough slab (2), the upper surface of precast concrete trough slab (2) is provided with filling groove (21), is provided with 1 or at least 2 aerated concrete panels (1) in filling groove (21);
While being only provided with 1 aerated concrete panel (1) in filling groove (21), the periphery of aerated concrete panel (1) be provided with projection (11) or and groove (12), accordingly, filling groove (21) is provided with inboard groove (22) towards the medial surface of projection (11), projection (11) is embedded in inboard groove (22), accordingly, filling groove (21) is provided with inner bulge towards the medial surface of groove (11), and inner bulge is embedded in groove (11);
While being provided with at least 2 aerated concrete panels (1) in filling groove (21), in adjacent 2 aerated concrete panels (1), one side of an aerated concrete panel (1) is provided with protruding A, another one aerated concrete panel (1) side on the other side is provided with groove A, projection A is embedded in groove A, adjacent 2 aerated concrete panels (1) form tongue and groove splicing, after all aerated concrete panels (1) splicing, form splicing aerated concrete panel, the medial surface of filling groove (21) be provided with inboard groove (22) or and inner bulge, splicing aerated concrete panel periphery be provided with corresponding projection or and groove, the splicing periphery of aerated concrete panel and the medial surface of filling groove (21) form tongue and groove splicing.
2. precast composite slab according to claim 1, it is characterized in that: the left surface of precast concrete trough slab (2) is provided with outside and protrudes (24), the right flank of precast concrete trough slab (2) is provided with outside groove (25), in adjacent 2 precast concrete trough slabs (2), wherein the outside of a precast concrete trough slab (2) protrusion (24) is embedded in the outside groove (25) of an other precast concrete trough slab (2), and adjacent 2 precast concrete trough slabs (2) form tongue and groove splicing.
3. precast composite slab according to claim 1, is characterized in that: precast concrete trough slab is also provided with connecting hole.
4. precast composite slab according to claim 3, it is characterized in that: described connecting hole comprises bolt connecting hole A and bolt connecting hole B and joint bar through hole, when precast composite slab is used as wallboard part, the precast concrete trough slab left side concrete rib on limit and the concrete rib of precast concrete trough slab right edge are provided with bolt connecting hole B(28), meanwhile, the concrete rib of the concrete rib of precast concrete trough slab upper side edge and precast concrete trough slab lower side is provided with bolt connecting hole A(27); When precast composite slab is used as floor part, the precast concrete trough slab left side concrete rib on limit and the concrete rib of precast concrete trough slab right edge are provided with bolt connecting hole B(28), meanwhile, the concrete rib on the concrete rib on precast concrete trough slab upper support limit and precast concrete trough slab lower support limit is provided with joint bar through hole (26).
5. precast composite slab according to claim 1, it is characterized in that: when precast composite slab is used as link plate, precast concrete trough slab is also provided with embedded hanging part, and embedded hanging part is positioned at the concrete rib on precast concrete trough slab upper support limit and the concrete rib on precast concrete trough slab lower support limit.
CN201420438599.2U 2014-08-06 2014-08-06 Precast composite slab Active CN204001409U (en)

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Application Number Priority Date Filing Date Title
CN201420438599.2U CN204001409U (en) 2014-08-06 2014-08-06 Precast composite slab

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Application Number Priority Date Filing Date Title
CN201420438599.2U CN204001409U (en) 2014-08-06 2014-08-06 Precast composite slab

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105604218A (en) * 2016-01-21 2016-05-25 上海富春建业科技股份有限公司 Prestress light integrated wall and manufacturing method thereof
CN107740516A (en) * 2017-09-20 2018-02-27 中建科技武汉有限公司 Compound precast concrete filled wall

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105604218A (en) * 2016-01-21 2016-05-25 上海富春建业科技股份有限公司 Prestress light integrated wall and manufacturing method thereof
CN105604218B (en) * 2016-01-21 2018-03-16 富春控股集团有限公司 Prestressed light integrates wall and preparation method thereof
CN107740516A (en) * 2017-09-20 2018-02-27 中建科技武汉有限公司 Compound precast concrete filled wall

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Address after: A section of Chengdu city Jinniu District 610000 North Road No. 55 in Sichuan Province

Patentee after: Sichuan Academy of Architectural Sciences Co., Ltd.

Address before: A section of Chengdu city Jinniu District 610000 North Road No. 55 in Sichuan Province

Patentee before: Research Inst. of Architectonics, Sichuan Prov.

CP01 Change in the name or title of a patent holder