CN202850192U - Prefabricated concrete hollow member - Google Patents
Prefabricated concrete hollow member Download PDFInfo
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- CN202850192U CN202850192U CN 201220423951 CN201220423951U CN202850192U CN 202850192 U CN202850192 U CN 202850192U CN 201220423951 CN201220423951 CN 201220423951 CN 201220423951 U CN201220423951 U CN 201220423951U CN 202850192 U CN202850192 U CN 202850192U
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- hole
- concrete hollow
- precast concrete
- hollow unit
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Abstract
The utility model relates to a prefabricated concrete hollow member, and belongs to the technical field of prefabricated reinforced concrete structure members. The prefabricated concrete hollow member comprises a prefabricated panel member, a floorslab member, a T-shaped wall column member, an L-shaped wall column member, a cross-shaped wall column member and a wall member with holes. The wall member with the holes comprises the holes, a coupling beam of upper portion of each hole and walls on two sides of each hole. A plurality of communicated and longitudinal holes are formed in the prefabricated concrete hollow member along the length direction, and a plurality of horizontal holes which are not communicated are formed in the prefabricated concrete hollow member along the width direction. Board holes are formed at the joints of the longitudinal holes and the horizontal holes. The prefabricated concrete hollow member can be applied in a multi-storey and high-rise shear wall building structure and a framework-shear wall construction wall, and therefore industrialization level of a building structure can be improved, stress property is improved, and resource is saved.
Description
Technical field
The utility model relates to a kind of precast concrete hollow unit, belongs to prefabricated reinforced concrete structure component technology field.
Background technology
Field fabrication is many in the monolithic reinforced concrete structure work progress, and wet trade is many, and the intermediate links such as a large amount of form work engineerings, scaffolding work are arranged, waste resource, contaminated environment; Practitioner's quality, job site environment etc. are very large on the workmanship impact, bring the problems such as building performance, quality and durability.
The primary structure member of precast concrete is made in factory, and production efficiency is high, quality is good, and saving resource is conducive to sustainable development, and adopting precast concrete is the industrialization of construction industry developing direction.The deadweight of precast concrete hollow unit is little, and easy transportation and installation are used very extensive.
Concreting in the hole of precast hollow member as the vertical applied force member, is formed cast in place and precast construction and can build highrise building.Have horizontal joint, vertical abutment joint etc. in the prefabricated assembled concrete structure between prefabricated units, the stress performance of seam has determined integrality performance of the structure.Existing precast concrete seam crossing new-old concrete bonding surface is weak link, has affected stress performance, and is easy to cracking, and impact is normally used.
Summary of the invention
The purpose of this utility model is to improve the industrialized level of building structure, solves the deficiency of cast-in-place concrete structure and prefabricated assembling type reinforced concrete structure, and a kind of precast concrete hollow unit is provided.
The precast concrete hollow unit that the utility model proposes, comprise prefabricated panel member, floor member, T shape wall column component, L wall column component, cross wall column component and band hole wall body construction, described band hole wall body construction comprises hole, top, hole coupling beam, both sides, hole body of wall; It is characterized in that, have along its length several in the described precast concrete hollow unit and connect vertical hole, what broad ways had that several are communicated with vertical hole does not connect horizontal hole, described vertical hole and horizontal hole intersection arrange plate face hole, and described plate face hole is arranged on a side or the biside plate face of prefabricated units.
Vertical hole end of described precast concrete hollow unit arranges plate face hole.
The horizontal hole lengths of described precast concrete hollow unit both sides is identical, satisfies the anchoring requirement of stretching into reinforcing bar wherein; Perhaps the horizontal hole lengths of described prefabricated units one side is to stretch into the twice that the anchoring of reinforcing bar wherein requires, and the horizontal hole lengths of opposite side is to stretch into the anchoring requirement of reinforcing bar wherein; Perhaps the horizontal hole of each side of described prefabricated units is alternately arranged according to above-mentioned two kinds of length length, the length that is the horizontal hole of each side is divided two kinds, a kind of for satisfying the anchoring requirement of stretching into reinforcing bar wherein, a kind of is the twice that the satisfied anchoring of stretching into reinforcing bar wherein requires, and the horizontal hole of two kinds of length is alternately arranged.
Reinforcing bar in the described precast concrete hollow unit adopts reinforcing cage, and described reinforcing cage comprises a plurality of lateral ties.
Described vertical hole cross section is circle or rectangle; Described horizontal hole, plate face hole cross section are circle or rectangle.
Described precast concrete hollow unit both sides arrange that respectively connects a vertical hole, and each vertical hole is connected with several horizontal holes.
Horizontal or vertical side embedded bar of described precast concrete hollow unit, exposed portions serve is L shaped or U-shaped.
Vertical side of described precast concrete hollow unit and transverse side are matsurface; Vertically hole, horizontal hole, surface, plate face hole are matsurface.
The utility model compared with prior art has following advantage.
(1) industrialized level is high: precast concrete hollow unit of the present utility model is batch production production, and production efficiency is high, quality is good, saving resource, be conducive to sustainable development.
(2) standardization level is high: shear wall structure and other body of wall load-carrying members are by the plane body of wall, L-type, T-shaped and cross node and the compositions such as hole, floor; Corresponding, make concrete plane wall body construction, plane floor member, band hole wall body construction in factory according to unified specification, structure according to precast unit preparation method of the present utility model, and L-type, T-shaped, cross wall column component etc.
(3) transportation, easy for installation.Have hole in the prefabricated units that the utility model adopts, lightweight, easy transportation and installation.
(4) the prefabricated units seam is easy to connect, reliable.By in hole, arranging reinforcing bar, concreting between hole and prefabricated units, making the rear pouring concrete between vertical hole, horizontal hole, plate face hole and prefabricated units is an integral body, improves the reliability that connects between prefabricated units, avoids the problems such as operational phase gaping of joints; The convenient reinforcing bar of arranging in plate face hole makes things convenient for concreting.
The precast concrete hollow unit that the utility model proposes can be used for floor, roof panel, pipeline top board or base plate, tunnel top board or base plate and other horizontal force members; Can be used for the vertical members such as body of wall, such as shear wall structure or frame shear wall structure body of wall, basement wall, material storage container sidewall, retaining wall, tunnel body of wall, pipeline body of wall etc.
Description of drawings
Fig. 1 is the utility model precast concrete planar plate members schematic diagram, and 1 is the precast concrete hollow unit, and 2 for connecting vertical hole, and 3 for not connecting horizontal hole, and 4 is plate face hole, and 7 for installing suspension ring.
Fig. 2 is the schematic cross-section among Fig. 1, and precast concrete hollow unit side plate face is established plate face hole.
Fig. 3 is the schematic cross-section among Fig. 1, and precast concrete hollow unit biside plate face is established plate face hole.
Fig. 4 is the prefabricated planar plate members schematic diagram of the utility model, and member one side arranges two strake face holes.
Fig. 5 is the schematic cross-section among Fig. 4, and precast concrete hollow unit side plate face is established plate face hole.
Fig. 6 is the schematic cross-section among Fig. 4, and precast concrete hollow unit biside plate face is established plate face hole.
Fig. 7 is the prefabricated planar plate members schematic diagram of the utility model, and vertically the hole end arranges plate face hole;
Fig. 8 is the prefabricated T shape of the utility model wall column component schematic diagram.
Fig. 9 is the schematic cross-section among Fig. 8.
Figure 10 is the prefabricated L shaped wall column component schematic diagram of the utility model.
Figure 11 is the schematic cross-section among Figure 10.
Figure 12 is the prefabricated cross wall column component schematic diagram of the utility model.
Figure 13 is the schematic cross-section among Figure 12.
Figure 14 is the utility model prefabricated band hole wall body construction schematic diagram, 5 for body of wall above the hole do not connect hole, 6 is the perforation hole of body of wall under the hole.
Figure 15 is the schematic cross-section among Figure 14.
Figure 16 is the prefabricated units schematic diagram of the utility model band side column.
Figure 17 is the template schematic diagram of the utility model precast concrete hollow unit, take the precast concrete planar plate members as example.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is described in detail.
Embodiment 1 is a kind of precast concrete planar plate members, such as Fig. 1, Fig. 2, shown in Figure 3, have along its length several in the precast concrete hollow unit 1 and connect vertical hole 2, broad ways has several and does not connect horizontal hole 3, and laterally hole interconnects with a vertical hole at least; Connect vertical hole 2 and do not connect horizontal hole 3 intersections plate face hole 4 is set, described plate face hole 4 is arranged on the side plate face of precast concrete hollow unit, and such as Fig. 2, perhaps biside plate face is such as Fig. 3; Be provided with on the precast concrete hollow unit 1 suspension ring 7 are installed.The cross section of the vertical hole of described perforation is circle, rectangle etc., and diameter or the length of side are 60mm to 340mm.The cross section that does not connect horizontal hole is circle, rectangle etc., and square is more excellent cross section, and transverse holes hole dia or the length of side and vertical hole differ 20mm; Laterally the length of hole satisfies the anchoring requirement of stretching into reinforcing bar wherein, the twice that perhaps requires for anchoring.Described plate face hole is for being circle, rectangle etc., and diameter or the length of side are no more than vertical hole or horizontal hole.When the precast concrete planar plate members was used as body of wall, length generally gets building storey height or floor height deducts slab thickness, and width is generally got 300 modulus, and thickness equals thickness of wall body.
The preparation method of embodiment 1 such as Figure 17, may further comprise the steps: (1) adopts bed die 21 on the precast plate production site, and side form 22, backform 23 and Duo Gen are used for the length of making preformed hole and make template to steel pipe internal mold 24 and short steel pipe internal mold 25; Wherein have on backform 23 and the side form 22 and long to steel pipe internal mold 24 hole identical with short steel pipe internal mold 25 geomeries; Part is long to have the horizontal hole vertical with its axis on the steel pipe internal mold, the void shape size is identical with short steel pipe internal mold, long have three classes to the steel pipe internal mold according to the situation of punching, one class has horizontal perforated holes, have such as 241, one classes among Figure 17 and not connect horizontal hole, such as 242 among Figure 17, one class does not have perforate, such as 243 among Figure 17.
(2) bed die 21, side form 22 and backform 23 are combined, arranged the steel mesh reinforcement (not shown), with growing the hole 26 that passes a side backform to steel pipe internal mold 24, pass the gap between two-layer steel mesh reinforcement with how, pass the hole 26 of opposite side backform; Pass the hole 27 of a side side form, the gap of passing two-layer steel mesh reinforcement and the some length hole 28 on the steel pipe with how with short steel pipe internal mold 25.
(3) concreting (not shown) in the space that bed die 21, side form 22 and backform 23 form, after concrete reaches some strength, extract 25 formation of short steel pipe internal mold out and do not connect horizontal hole 3, extract long formation to steel pipe internal mold 24 out and connect vertical hole 2.
(4) treat that concrete reaches expection intensity and removes bed die, backform, side form is left plate face hole at the plate face with perforate machinery, forms described precast concrete hollow unit.
The preparation method of described precast concrete hollow unit, can be also with by being used for making plate face hole in the long steel pipe internal mold (not shown) that arranges perpendicular to the two to steel pipe internal mold 24 and short steel pipe internal mold 25 intersections, form described precast concrete hollow unit.
Can produce the precast concrete planar plate members according to above-mentioned similar method, the member one or both sides arrange two row and the above plate face hole of two row, such as Fig. 4, Fig. 5, Fig. 6.
Can produce the precast concrete planar plate members according to above-mentioned similar method, vertically the hole end arranges plate face hole, such as Fig. 7.
Can produce precast concrete T shape wall column component, L shaped wall column component and cross wall column component according to above-mentioned similar method, such as Fig. 8 ~ shown in Figure 13.It is long that each limb of wall column component adopts the limb that adapts to the building structure requirement in the practical application, and the length of wall column component is generally got the floor height of building, the general and body of wall uniform thickness of each limb thickness.
Can produce prefabricated band hole wall body construction according to above-mentioned similar method, see Figure 14, Figure 15, both sides, precast concrete hollow unit 1 hole body of wall has several and connects vertical hole 2, be attached thereto the logical horizontal hole 3 that do not connect with several, laterally hole is connected with a vertical hole at least; Connect vertical hole 2 and do not connect horizontal hole 3 intersections plate face hole 4 is set.What top, hole coupling beam had a body of wall above some holes does not connect hole 5, generally is not less than 20mm apart from external surface at the bottom of the hole; Bottom, hole body of wall (when having door opening on the body of wall, not having this part body of wall) has the perforation hole 6 of body of wall under some holes.Be provided with on the member suspension ring 7 are installed.
Prefabricated units with side column of the present utility model are seen Figure 16, comprise wallboard and side column, have along its length several on the wallboard and connect vertical hole 2, width has that several are parallel to each other does not connect horizontal hole 3, and laterally hole interconnects with a vertical hole at least; Connect vertical hole 2 and do not connect horizontal hole 3 intersections plate face hole 4 is set.Be provided with on the prefabricated units suspension ring 7 are installed.
Claims (8)
1. precast concrete hollow unit, comprise prefabricated panel member, floor member, T shape wall column component, L wall column component, cross wall column component and band hole wall body construction, described band hole wall body construction comprises hole, top, hole coupling beam, both sides, hole body of wall; It is characterized in that, have along its length several in the described precast concrete hollow unit and connect vertical hole, what broad ways had that several are communicated with vertical hole does not connect horizontal hole, described vertical hole and laterally one or both sides, hole intersection plate face plate face hole is set.
2. precast concrete hollow unit according to claim 1 is characterized in that, the one or both sides plate face of described vertical hole end arranges plate face hole.
3. precast concrete hollow unit according to claim 1 is characterized in that, the horizontal hole lengths of described precast concrete hollow unit both sides is identical, satisfies the anchoring requirement of stretching into reinforcing bar wherein; Perhaps the horizontal hole lengths of described precast concrete hollow unit one side is to stretch into the twice that the anchoring of reinforcing bar wherein requires, and the horizontal hole lengths of opposite side is to stretch into the anchoring requirement of reinforcing bar wherein; Perhaps the horizontal hole of each side of described prefabricated units is alternately arranged according to above-mentioned two kinds of length.
4. precast concrete hollow unit according to claim 1 is characterized in that, the reinforcing bar in the described precast concrete hollow unit adopts reinforcing cage, and described reinforcing cage comprises a plurality of lateral ties.
5. precast concrete hollow unit according to claim 1 is characterized in that, described vertical hole cross section is circle or rectangle, and described horizontal hole, plate face hole cross section are circle or rectangle.
6. precast concrete hollow unit according to claim 1 is characterized in that, described precast concrete hollow unit both sides arrange that respectively connects a vertical hole, and each vertical hole is connected with several horizontal holes.
7. precast concrete hollow unit according to claim 1 is characterized in that, horizontal or vertical side embedded bar of described precast concrete hollow unit, and exposed portions serve is L shaped or U-shaped.
8. precast concrete hollow unit according to claim 1 is characterized in that, vertical side of described precast concrete hollow unit, transverse side and vertical hole surface, horizontal hole surface, surface, plate face hole are matsurface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220423951 CN202850192U (en) | 2012-08-24 | 2012-08-24 | Prefabricated concrete hollow member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220423951 CN202850192U (en) | 2012-08-24 | 2012-08-24 | Prefabricated concrete hollow member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202850192U true CN202850192U (en) | 2013-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220423951 Expired - Fee Related CN202850192U (en) | 2012-08-24 | 2012-08-24 | Prefabricated concrete hollow member |
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| CN (1) | CN202850192U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103526877A (en) * | 2013-11-07 | 2014-01-22 | 初明进 | Precast concrete member |
| CN103628616A (en) * | 2012-08-24 | 2014-03-12 | 初明进 | Prefabricated concrete hollow member and preparation method thereof |
| CN104153346A (en) * | 2013-08-05 | 2014-11-19 | 金光道环境建设集团有限公司 | Large-scale prefabricated prestressed underground continuous wall |
| WO2023088190A1 (en) * | 2021-11-16 | 2023-05-25 | 初明进 | Prefabricated concrete member, prefabricated concrete assembly, and assembly method therefor |
-
2012
- 2012-08-24 CN CN 201220423951 patent/CN202850192U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103628616A (en) * | 2012-08-24 | 2014-03-12 | 初明进 | Prefabricated concrete hollow member and preparation method thereof |
| CN104153346A (en) * | 2013-08-05 | 2014-11-19 | 金光道环境建设集团有限公司 | Large-scale prefabricated prestressed underground continuous wall |
| CN103526877A (en) * | 2013-11-07 | 2014-01-22 | 初明进 | Precast concrete member |
| CN103526877B (en) * | 2013-11-07 | 2017-03-15 | 初明进 | A kind of precast concrete |
| WO2023088190A1 (en) * | 2021-11-16 | 2023-05-25 | 初明进 | Prefabricated concrete member, prefabricated concrete assembly, and assembly method therefor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130403 Termination date: 20150824 |
|
| EXPY | Termination of patent right or utility model |