CN204590412U - A kind of novel C-type reinforcing bar concrete composite beam - Google Patents
A kind of novel C-type reinforcing bar concrete composite beam Download PDFInfo
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- CN204590412U CN204590412U CN201520287601.5U CN201520287601U CN204590412U CN 204590412 U CN204590412 U CN 204590412U CN 201520287601 U CN201520287601 U CN 201520287601U CN 204590412 U CN204590412 U CN 204590412U
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Abstract
The utility model discloses a kind of novel C-type reinforcing bar concrete composite beam, comprise base, this base is precast concrete; Comprise skeleton, this skeleton is cube frame structure, and described skeleton is horizontally fixed on base, and its end portion is positioned at base; Comprise two C-type steel, this C-type steel is positioned at described skeleton, the back-to-back vertical setting of described two C-type steel, and its end portion embeds in base, the web of the described C-type steel be positioned at outside base is vertically provided with several reinforcing bar patchholes, described patchhole is waist-shaped hole.The utility model structure is simple, easy to use, and compared with conventional steel bar concrete superposed beam, have higher compressive strength, tensile strength and anti-buckling strength etc., have certain shock resistance and larger ultimate bearing capacity, safety factor is higher; The various performances of this superposed beam are all more stable simultaneously, can meet the instructions for use of prefabricated assembled Super High or long span building structure.
Description
Technical field
The utility model relates to structural engineering field, relates generally to a kind of novel C-type reinforcing bar concrete composite beam.
Background technology
Along with the development of society and the progress of science and technology, building structure is gradually towards high-rise, Super High and large across future development.Meanwhile, in order to improve the efficiency of construction of builing industry, thus can meet new concept that is energy-conservation, green, environmental protection, country starts the development advocating architectural industrialization, namely the development of prefabrication.But in prefabrication, we also widely use traditional reinforced concrete superimposed member at present, the superposed member of obvious this structure is the instructions for use that can not meet us.
In actual use procedure, there is following shortcoming in traditional reinforced concrete superimposed member: along with we build the increase of span, the stability of the flexural strength of traditional superposed member, torsional strength, compressive strength and local all presents the situation of reduction, can not meet the Structural Design Requirement that we are current.
Meanwhile, in use our instructions for use in order to enable traditional superposed member meet us, also takes certain corresponding way.Such as: increase the section area of beam, increase reinforcement ratio or improve concrete intensity etc., but the cost of this measure is higher, and torsional property, durability and fire resistance are all poor.
Utility model content
The technical problems to be solved in the utility model is: provide a kind of working strength high, and the good and novel C-type reinforcing bar concrete composite beam of low cost of manufacture of stability, it can meet the instructions for use of prefabricated assembled Super High or long span building structure.
In order to solve the problems of the technologies described above, the utility model comprises base, and this base is precast concrete; Comprise skeleton, this skeleton is cube frame structure, and described skeleton is horizontally fixed on base, and its end portion is positioned at base; Comprise two C-type steel, this C-type steel is positioned at described skeleton, the back-to-back vertical setting of described two C-type steel, and its end portion embeds in base, the web of the described C-type steel be positioned at outside base is vertically provided with several reinforcing bar patchholes, described patchhole is waist-shaped hole.
As further improvement of the utility model, described skeleton comprises 4 vertical muscle be parallel to each other and several stirrups be parallel to each other, and described stirrup is equidistantly evenly arranged along vertical muscle length direction, and described two C-type steel are all positioned at described stirrup.
As further improvement of the utility model, the height of the cross section rectangle of described skeleton is 50mm-80mm, and width is 30mm-60mm.
Contrast prior art, the beneficial effects of the utility model are:
1. the utility model superposed beam structure is simple, easy to make and low cost of manufacture; Be provided with the structure of skeleton, effectively increase the resistance to compression of superposed beam, tension and the performance such as antitorque, substantially increase the ultimate bearing capacity of superposed beam; Be provided with in the inside of cage construction the compressive strength etc. that C-type steel further enhancing again superposed beam, supporting capacity strengthens again further simultaneously; Again, the inside of skeleton is provided with two back-to-back C-type steel and its end portion embeds in base, effectively can strengthen the bond strength of precast concrete and cast-in-situ concrete lamination portion, improve the globality of superposed beam, make it have good anti-seismic performance, can well be applied in prefabricated assembled Super High and long span building structure.
The web of 2.C shaped steel is provided with reinforcing bar patchhole, and this patchhole is waist-shaped hole.This structure is conducive to the insertion of reinforcing bar, and the patchhole of this structure can effectively prevent reinforcing bar to be distorted or be out of shape simultaneously.
3. skeleton is by indulging muscle and stirrup forms, and the bearing strength of the skeleton of this structure more greatly and relatively more even, and then adds the supporting capacity of superposed beam on the whole, and safety factor is higher.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is left view of the present utility model;
In figure: 1, base, 2, skeleton, 3, vertical muscle, 4, stirrup, 5, C-type steel, 6, web, 7, patchhole.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
A kind of novel C-type reinforcing bar concrete composite beam, comprise base 1, this base 1 is precast concrete; Comprise skeleton 2, this skeleton 2 is cube frame structure, and described skeleton 2 is horizontally fixed on base 1, and its end portion is positioned at base 1; The supporting capacity of the skeleton of this structure is stronger, has good resistance to compression, tension and anti-buckling strength; Its end portion is positioned at base 1 simultaneously, adds the bearing strength of base 1, enhances the supporting capacity of superposed beam on the whole; Comprise two C-type steel 5, this C-type steel 5 is positioned at described skeleton 2, the back-to-back vertical setting of described two C-type steel 5, and its end portion embeds in base 1.The C-type steel being provided with this structure can strengthen resistance to compression, the tension equal strength of superposed beam on the whole, effectively improves the bulk strength of superposed beam, makes superposed beam safer, reliable; The web 6 of the described C-type steel 5 be positioned at outside base 1 is vertically provided with reinforcing bar patchhole 7, and described patchhole 7 is waist-shaped hole.The patchhole 7 of this structure can facilitate the insertion of reinforcing bar, can also effectively prevent reinforcing bar from freeing distortion or distortion after such insertion simultaneously.
The utility model structure is simple, easy to use, and compared with conventional steel bar concrete superposed beam, have higher compressive strength, tensile strength and anti-buckling strength etc., have certain shock resistance and larger ultimate bearing capacity, safety factor is higher; The various performances of this superposed beam are all more stable simultaneously, can meet the instructions for use of prefabricated assembled Super High or long span building structure.
Embodiment
As depicted in figs. 1 and 2, this novel C-type reinforcing bar concrete composite beam, comprises a base be made up of precast concrete 1; Also comprise skeleton 2, this skeleton 2 is cube frame structure.As depicted in figs. 1 and 2, this skeleton 2 is horizontally fixed on base 1, and the end portion of this skeleton 2 is positioned at base 1.This structure effectively can increase the compressive strength of skeleton 2, tensile strength and anti-buckling strength etc., can increase skeleton 2 and the overall binding strength of base 1 simultaneously, add the supporting capacity of base on the whole.As depicted in figs. 1 and 2, also comprise two C-type steel, it is inner that this C-type steel is all positioned at described skeleton 2.As shown in Figure 1, the back-to-back vertical setting of these two C-type steel, and its end portion embeds in base 1.This kind of structure is set and further increases again the resistance to compression of base 1, anti-twist equal strength, further increase the overall performance of superposed beam.The existence of this C-type steel simultaneously, effectively can strengthen the bond strength of precast concrete and cast-in-situ concrete lamination portion, thus improve the overall performance of superposed beam, make it have good anti-seismic performance, therefore can be used safely in prefabricated assembled Super High and large span architecture structure.As shown in Figure 1, the web 6 being positioned at the C-type steel 5 outside base 1 is vertically provided with several reinforcing bar patchholes 7, and this reinforcing bar patchhole 7 is waist-shaped hole.The reinforcing bar patchhole 7 arranging this kind of structure is conducive to the insertion of auxiliary reinforcement and passes through, and prevents reinforcing bar to be distorted during insertion.
In order to increase the resistance to compression of skeleton 2, anti-twist intensity further, as depicted in figs. 1 and 2, this skeleton 2 comprises 4 vertical muscle be parallel to each other 3 and several stirrups 4 flat mutually, and this stirrup 4 is equidistantly evenly arranged on the length direction of vertical muscle 3.Two described C-type steel are all positioned at the inside of described stirrup 4.C-type steel 5 is arranged on the inside of stirrup 4, C-type steel 5 and skeleton 2 can be cooperatively interacted, increase the resistance to compression of superposed beam, anti-twist equal strength further on the whole.The structure of this skeleton 2 effectively can also strengthen the bond strength of precast concrete and cast-in-situ concrete lamination portion simultaneously, and further increase the globality of superposed beam, make it have good shock resistance, safety factor is higher simultaneously.
As shown in Figure 2, the cross section of skeleton 2 is a rectangle.The height of this rectangle is 50mm-80mm, and optimal selection is 60mm, and the width of this rectangle is 30mm-80mm, and optimal selection is 70mm.It should be noted that the size of height and width can be revised flexibly in the prior art grasped according to those skilled in the art, as long as within the scope of regulation.The skeleton of such size is set, effectively can reduces the manufacturing cost of superposed beam while ensure that the resistance to compression of sufficient intensity, anti-buckling strength.
It should be noted that the present embodiment is most preferred embodiment of the present utility model, be not restriction the utility model being made to other form, any those skilled in the art of belonging to may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent implementations of equivalent variations.But every do not depart from the prerequisite of the utility model know-why under, any simple modification, equivalent variations and the remodeling done above embodiment according to technical spirit of the present utility model, all should fall into the utility model scope of patent protection.
Claims (3)
1. a novel C-type reinforcing bar concrete composite beam, comprise base (1), this base (1) is precast concrete, it is characterized in that: comprise skeleton (2), this skeleton (2) is cube frame structure, described skeleton (2) is horizontally fixed on base (1), and its end portion is positioned at base (1); Comprise two C-type steel (5), this C-type steel (5) is positioned at described skeleton (2), described two back-to-back vertical settings of C-type steel (5), and its end portion embeds in base (1), the described web (6) being positioned at base (1) C-type steel outward (5) is vertically provided with several reinforcing bar patchholes (7), and described patchhole (7) is waist-shaped hole.
2. novel C-type reinforcing bar concrete composite beam according to claim 1, it is characterized in that: described skeleton (2) comprises 4 vertical muscle (3) be parallel to each other and several stirrups be parallel to each other (4), described stirrup (4) is equidistantly evenly arranged along on vertical muscle (3) length direction, and described two C-type steel (5) are all positioned at described stirrup (4).
3. novel C-type reinforcing bar concrete composite beam according to claim 1, is characterized in that: the height of the cross section rectangle of described skeleton (2) is 50mm-80mm, and width is 30mm-60mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520287601.5U CN204590412U (en) | 2015-05-06 | 2015-05-06 | A kind of novel C-type reinforcing bar concrete composite beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520287601.5U CN204590412U (en) | 2015-05-06 | 2015-05-06 | A kind of novel C-type reinforcing bar concrete composite beam |
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| Publication Number | Publication Date |
|---|---|
| CN204590412U true CN204590412U (en) | 2015-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520287601.5U Expired - Fee Related CN204590412U (en) | 2015-05-06 | 2015-05-06 | A kind of novel C-type reinforcing bar concrete composite beam |
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| CN (1) | CN204590412U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112936574A (en) * | 2019-12-10 | 2021-06-11 | 南京林业大学 | Structure and manufacturing process of composite beam adopting open-cell profile steel as shear key |
-
2015
- 2015-05-06 CN CN201520287601.5U patent/CN204590412U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112936574A (en) * | 2019-12-10 | 2021-06-11 | 南京林业大学 | Structure and manufacturing process of composite beam adopting open-cell profile steel as shear key |
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| Date | Code | Title | Description |
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| 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: 20150826 Termination date: 20160506 |
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| CF01 | Termination of patent right due to non-payment of annual fee |