CN101603352B - Hollow steel girder and steel framework system - Google Patents
Hollow steel girder and steel framework system Download PDFInfo
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- CN101603352B CN101603352B CN2009100878655A CN200910087865A CN101603352B CN 101603352 B CN101603352 B CN 101603352B CN 2009100878655 A CN2009100878655 A CN 2009100878655A CN 200910087865 A CN200910087865 A CN 200910087865A CN 101603352 B CN101603352 B CN 101603352B
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Abstract
The invention discloses a hollow steel girder, which comprises a top flange, a bottom flange, at least one row of web members and two end part gusset plates, wherein the end part gusset plates are arranged at two ends of the top flange and the bottom flange, and are respectively connected with the top flange and the bottom flange; and the web members have a truss structure, and are arranged between the top and bottom flanges and the end part gusset plates. Spaces facilitating the passing of pipelines are formed between the top and bottom flanges and the web members with the truss structure, advantages of the truss structure and a solid girder are comprehensively applied, the height of the steel girder is reduced to the utmost, and the effective using floor height of a building is enlarged as possible; and components of the hollow steel girder have good structural performance, and the hollow steel girder can meet requirement of civil and residential buildings on floor height, and has wide applicable range and good application prospect.
Description
Technical field
The present invention relates to building engineering field, relate in particular to a kind of Castellated beam and steel frame system.
Background technology
Civilian steel building, especially high-rise steel structure is built, because the restriction of receiving floor height, the height in girder steel cross section is subjected to very big restriction, simultaneously, in the various pipeline designs of high-rise steel structure building, also need pipeline all is arranged in the scope of structure deck-molding, to increase the actual use height in house further, reach the purpose that reduces overall floor height.
In order to reduce deck-molding, convenient various pipelines passes through simultaneously, many scholars have proposed new solution, for example application number be propose in 200480032009 the patent steel sheet is bent into T shape, web inserts up and down T shape frange plate and connects with screw, and web punches and is convenient to pipeline and passes through, and the patent No. is the trussed construction that proposes in 92103422.9, adopt herringbone monolithic diagonal web member to connect upper chord and lower chord, diagonal web member impacts groove and strengthens rigidity.What girder steel adopted in the above-mentioned patent is combination light gauge cold-formed steel shape cross section, and the light gauge cold-formed steel shape beam is applied to industrial construction in the construction work at home, the less use of civilian construction, and applicable surface is narrower.
Except above new method, the Honeycomb Beam in the conventional method enjoys professional person's favor.Honeycomb Beam is arranged circle or hexagonal holes according to certain spacing on web, simple and convenient during pipeline crossing structure beam.Though Honeycomb Beam has the advantage of easy drawing-in wire, weak point is that depth of beam is still higher, and processing is comparatively loaded down with trivial details.
Summary of the invention
The invention provides a kind of structural performance is better, deck-molding is lower, make things convenient for crossline novel Castellated beam and steel frame system.
Wherein, the Castellated beam that the embodiment of the invention provides comprises: top flange (101), bottom flange (102), at least one row's web member (105), two endpoint node plates (103,104) and at least one diagonal web member (303);
Described endpoint node plate (103,104) is arranged in the two ends of top flange (101) and bottom flange (102), and is positioned between top flange (101) and bottom flange (102), is connected with bottom flange, top flange (101) (102) respectively;
Described web member (105) is a trussed construction, is arranged between top flange (101), bottom flange (102) and the endpoint node plate (103,104);
Described top flange and bottom flange are made up of the angle steel (1011,1012) and the steel plate (1013) of two back-to-back symmetric arrangement respectively, and the limb back of the body of two angle steel of described steel plate (1013) and this (1011,1012) links to each other; Or
Described top flange and bottom flange are made up of the angle steel (7011,7012) and the channel-section steel (7013) of two back-to-back symmetric arrangement respectively, and the limb back of the body of two angle steel of the web of described channel-section steel (7013) and this (7011,7012) links to each other; Or
Described top flange and bottom flange are made up of the channel-section steel (8011,8012) and the steel plate (8013) of two back-to-back symmetric arrangement respectively; The edge of a wing of two channel-section steels of described steel plate (8013) and this (8011,8012) links to each other; Or
Described top flange is respectively relative up and down T-steel with the bottom flange;
Described diagonal web member (303) is arranged between described endpoint node plate (301) and the described web member (302).
Described endpoint node plate (103,104) is made of the monolithic steel plate, and parallel with the longitudinal axis of last bottom flange.
Two angle steel (1011,1012) end in described endpoint node plate (103) end, the described upward bottom flange, and the end of steel plate (1013) that links to each other with its limb back of the body or channel-section steel is concordant; Or
Described endpoint node plate (402) end is concordant with the end of described upward bottom flange light plate (4013) or channel-section steel, angle steel end (4011,4012) indentation in the described upward bottom flange; Or
The steel plate (5013) that described end of going up two angle steel (5011,5012) in the bottom flange is connected with its limb back of the body or the end of channel-section steel are concordant; Described endpoint node plate (503) end is overhanging.
Described endpoint node plate (1003):
Form by monolithic steel plate (10031) and two angle steel (10032,10033); Described two angle steel (10032,10033) symmetry back-to-back are connected described monolithic steel plate (10031) both sides; Or
Form by monolithic steel plate and two channel-section steels; Described channel-section steel symmetry back-to-back is connected this monolithic steel plate both sides; Or
Constitute by the monolithic steel plate and with vertical two block plates that link to each other of this monolithic steel plate one end, or
Constitute by the monolithic steel plate and with vertical another block plate that links to each other of this monolithic steel plate one end;
Monolithic steel plate (10031) in the described endpoint node plate (1003) is parallel with the longitudinal axis of last bottom flange (1001,1002).
Described endpoint node plate (1103) is made of the monolithic steel plate, and described monolithic steel plate is vertical with the longitudinal axis of last bottom flange (1101,1102).
Every row's web member is a W shape, is made of shaped steel continuous or that be interrupted.
The Castellated beam that the embodiment of the invention provides also comprises: at least one pair of vertical shaped steel (604,605), and described vertical shaped steel is arranged in the both sides of endpoint node plate (601); Described vertical shaped steel is round steel, hot rolling equal leg angle, hot-rolled steel channel, clod wash L shaped steel, clod wash C shaped steel or steel plate.
A kind of steel frame system that the embodiment of the invention provides comprises: at least two columns (1201,1202,1203,1204) connect girder (1205,1206) and some secondary beams (1207) of every adjacent two root posts (1201,1202,1203,1204); Described secondary beam adopts aforesaid Castellated beam;
Described girder (1205,1206) is connected with described column (1201,1202,1203,1204) by the connected node that is provided with on the described column;
Described secondary beam (1207) is arranged between parallel two girders (1205,1206), is connected by high-strength bolt between the endpoint node plate on the endpoint node plate on the described secondary beam (1207) and the described girder (1205,1206).
Described column is steel column, steel core concrete column, lattice column or concrete column;
Described girder is real abdomen girder steel, Castellated beam, Steel Castellated Beams or truss.
The embodiment of the invention provides a kind of Castellated beam and has used the steel frame system of this Castellated beam, and wherein Castellated beam comprises: top flange, bottom flange, at least one row's web member and two endpoint node plates; The endpoint node plate is arranged in the two ends of bottom flange, is connected with last bottom flange respectively.Web member adopts trussed construction, is arranged between bottom flange and the endpoint node plate.Wherein, formed the space that makes things convenient for crossline between the web member of last bottom flange and trussed construction, Castellated beam that the embodiment of the invention provides and the steel frame system that uses this Castellated beam, integrated use the advantage of trussed construction and solid web girder, reduced the height of girder steel to greatest extent, enlarged effective use floor height of building as much as possible, and has good structural performance between each ingredient of Castellated beam, can satisfy of the requirement of civilian, dwelling house class building to floor height, widely applicable, application prospect is good.
In addition, Castellated beam that the embodiment of the invention provides and steel frame system, top flange (bottom flange) can be combined by angle steel and steel plate, perhaps combined by angle steel and channel-section steel, perhaps combined by channel-section steel and steel plate, perhaps is made of T-steel.The endpoint node plate also can be made of the monolithic steel plate, perhaps is made up of monolithic steel plate and angle steel or steel plate etc., and form of structure is various, has to process advantages such as simple, easy to make.And, on structural performance, owing between the endpoint node plate of Castellated beam and web member, set up diagonal web member, and set up vertical shaped steel in the both sides of endpoint node plate, can strengthen the intensity of node region further, strengthened the rigidity of structure and the intensity of whole Castellated beam simultaneously, it is more superior to make it structural performance.
Description of drawings
The southwestern axial side view of the Castellated beam that Figure 1A provides for the embodiment of the invention one;
The elevation of the Castellated beam that Figure 1B provides for the embodiment of the invention one;
The left view of the Castellated beam that Fig. 1 C provides for the embodiment of the invention one;
The southwestern axial side view of the Castellated beam that Fig. 2 A provides for the embodiment of the invention two;
The elevation of the Castellated beam that Fig. 2 B provides for the embodiment of the invention two;
The left view of the Castellated beam that Fig. 2 C provides for the embodiment of the invention two;
The southwestern axial side view of the Castellated beam that Fig. 3 A provides for the embodiment of the invention three;
The elevation of the Castellated beam that Fig. 3 B provides for the embodiment of the invention three;
The left view of the Castellated beam that Fig. 3 C provides for the embodiment of the invention three;
The southwestern axial side view of the Castellated beam that Fig. 4 A provides for the embodiment of the invention four;
The elevation of the Castellated beam that Fig. 4 B provides for the embodiment of the invention four;
The left view of the Castellated beam that Fig. 4 C provides for the embodiment of the invention four;
The southwestern axial side view of the Castellated beam that Fig. 5 A provides for the embodiment of the invention five;
The elevation of the Castellated beam that Fig. 5 B provides for the embodiment of the invention five;
The left view of the Castellated beam that Fig. 5 C provides for the embodiment of the invention five;
The southwestern axial side view of the Castellated beam that Fig. 6 A provides for the embodiment of the invention six;
The elevation of the Castellated beam that Fig. 6 B provides for the embodiment of the invention six;
The left view of the Castellated beam that Fig. 6 C provides for the embodiment of the invention six;
The southwestern axial side view of the Castellated beam that Fig. 7 A provides for the embodiment of the invention seven;
The elevation of the Castellated beam that Fig. 7 B provides for the embodiment of the invention seven;
The left view of the Castellated beam that Fig. 7 C provides for the embodiment of the invention seven;
The southwestern axial side view of the Castellated beam that Fig. 8 A provides for the embodiment of the invention eight;
The elevation of the Castellated beam that Fig. 8 B provides for the embodiment of the invention eight;
The left view of the Castellated beam that Fig. 8 C provides for the embodiment of the invention eight;
The southwestern axial side view of the Castellated beam that Fig. 9 A provides for the embodiment of the invention nine;
The elevation of the Castellated beam that Fig. 9 B provides for the embodiment of the invention nine;
The left view of the Castellated beam that Fig. 9 C provides for the embodiment of the invention nine;
The southwestern axial side view of the Castellated beam that Figure 10 A provides for the embodiment of the invention ten;
The elevation of the Castellated beam that Figure 10 B provides for the embodiment of the invention ten;
The left view of the Castellated beam that Figure 10 C provides for the embodiment of the invention ten;
The southwestern axial side view of the Castellated beam that Figure 11 A provides for the embodiment of the invention 11;
The elevation of the Castellated beam that Figure 11 B provides for the embodiment of the invention 11;
The left view of the Castellated beam that Figure 11 C provides for the embodiment of the invention 11;
The structural representation of the steel frame system that Figure 12 provides for the embodiment of the invention 12.
The specific embodiment
The embodiment of the invention provides a kind of Castellated beam and steel frame system.Below in conjunction with accompanying drawing, Castellated beam and the steel frame system that the embodiment of the invention is provided is described in detail respectively.
The Castellated beam that the embodiment of the invention provides comprises: top flange, bottom flange, at least one row's web member and two endpoint node plates; Wherein, the endpoint node plate is arranged in the two ends of bottom flange, is connected with last bottom flange respectively.Web member is a trussed construction, is arranged between bottom flange and the endpoint node plate.
For the concrete structure of the laced beam that the embodiment of the invention provides is described better, below in conjunction with concrete example and accompanying drawing, the structure of the laced beam that the embodiment of the invention is provided is described in detail one by one.
Embodiment one:
The Castellated beam that the embodiment of the invention one provides is shown in Figure 1A, Figure 1B and Fig. 1 C.
Figure 1A is the southwestern axial side view of the Castellated beam that provides of the embodiment of the invention one, and Figure 1B is its corresponding elevation, and Fig. 1 C is its left view.
From Figure 1A as can be seen, this Castellated beam comprises: the endpoint node plate 103 of top flange 101, bottom flange 102, girder steel left end and the endpoint node plate 104 of girder steel right-hand member, and at least one row is arranged on top flange 101, bottom flange 102, and the web member between endpoint node plate 103 and 104 105.
Wherein, each endpoint node plate is made of the monolithic steel plate, and the endpoint node plate is parallel with the longitudinal axis of last bottom flange.
Shown in Fig. 1 C, there is identical structure top flange 101 with bottom flange 102, with top flange 101 is example, top flange 101 by the angle steel 1011 of two back-to-back symmetric arrangement and 1012 and steel plate 1013 form, steel plate 1013 and the angle steel of arranging back-to-back 1011 link to each other with 1012 the limb back of the body.Angle steel 1011 and 1012 is connected to the both sides of endpoint node plate 103.
In the embodiment of the invention one, the steel plate that is connected with two leg of angle back ofs the body also can replace to channel-section steel, and the limb back of the body of two angle steel is connected with the web of channel-section steel.
All have bolt hole on the endpoint node plate 103 and 104 at girder steel two ends, so that be connected with outside other structures.
In the Castellated beam shown in Figure 1A-Fig. 1 C, web member is single (can certainly be many rows), and this web member adopts the trussed construction that is W shape, is made of shaped steel continuous or that be interrupted, preferably, can adopt round steel.
In the Castellated beam shown in Figure 1A-Fig. 1 C, web member 105 is arranged in the bottom flange among the gap between the angle steel of arranging back-to-back.
In the Castellated beam shown in Figure 1A-Fig. 1 C, endpoint node plate, the end of going up in the bottom flange two angle steel and steel plate that links to each other with these two legs of angle back ofs the body or channel-section steel three are concordant, and for example angle steel 1011 is concordant with 1012 end and steel plate 1013 ends in endpoint node plate 103 and the top flange.Angle steel end in endpoint node plate 103 and the bottom flange with and the steel plate end that is connected also concordant.
Embodiment two:
The Castellated beam that the embodiment of the invention two provides is shown in Fig. 2 A-2C.
Fig. 2 A is the southwestern axial side view of the Castellated beam that provides of the embodiment of the invention two, and Fig. 2 B is its corresponding elevation, and Fig. 2 C is its left view.
Castellated beam shown in Fig. 2 A-Fig. 2 C, similar with the Castellated beam shown in Figure 1A-Fig. 1 C, difference is, web member is double (being designated 201 and 202 among the figure), every row's web member is bent into W shape by whole round steel and constitutes, from Fig. 2 C, can clearly be seen that, two row's web members 201 and 202 top respectively with the top flange in two angle steel 2031 is connected with 2032, two arrange web members 201 and 202 bottom respectively with the bottom flange in two angle steel 2041 be connected with 2042.
Embodiment three:
The Castellated beam that the embodiment of the invention three provides is shown in Fig. 3 A-3C.
Fig. 3 A is the southwestern axial side view of the Castellated beam that provides of the embodiment of the invention three, and Fig. 3 B is its corresponding elevation, and Fig. 3 C is its left view.
The structure of the Castellated beam that Castellated beam that the embodiment of the invention three provides and embodiment one provide is similar, and difference is, between endpoint node plate and web member, also is provided with at least one diagonal web member.From Fig. 3 A, as can be seen, between endpoint node plate 301 and the web member 302, also be provided with a diagonal web member 303, between endpoint node plate 304 and the web member 302, be provided with diagonal web member 305.
The effect of diagonal web member can be strengthened the intensity of Castellated beam node area.
Embodiment four:
The Castellated beam that the embodiment of the invention four provides is shown in Fig. 4 A-4C.
Fig. 4 A is the southwestern axial side view of the Castellated beam that provides of the embodiment of the invention four, and Fig. 4 B is its corresponding elevation, and Fig. 4 C is its left view.
The structure of the Castellated beam that Castellated beam that the embodiment of the invention four provides and embodiment one provide is similar, difference is, shown in Fig. 4 A, two angle steel 4011 and 4012 end indentations of arranging back-to-back in the bottom flange 401, endpoint node plate 402 is concordant with top flange light plate 4013 both ends.
Two angle steel 4011 and 4012 end indentations of arranging back-to-back in the bottom flange 401, endpoint node plate 402 is concordant with steel plate 4013 both ends in the top flange 401.
Two angle steel end indentations of arranging back-to-back in the top flange 403, endpoint node plate 402 ends concordant with the steel plate in the top flange 403 (as not illustrating among Fig. 4 A-4C).
Embodiment five:
The Castellated beam that the embodiment of the invention five provides is shown in Fig. 5 A-5C.
Fig. 5 A is the southwestern axial side view of the Castellated beam that provides of the embodiment of the invention five, and Fig. 5 B is its corresponding elevation, and Fig. 5 C is its left view.
Castellated beam shown in Fig. 5 A-5C, similar with the Castellated beam that embodiment one provides, difference is, in this Castellated beam, two angle steel 5021 and 5022 ends and steel plate 5023 ends that link to each other with 5022 with two angle steel 5021 are all concordant in two angle steel 5011 in the top flange 501 and 5012 ends, steel plate 5013 ends that link to each other with 5012 with two angle steel 5011, the bottom flange 502, the endpoint node plate 503 outer certain-lengths that stretch out.
Embodiment six:
The Castellated beam that the embodiment of the invention six provides is shown in Fig. 6 A-6C.
Fig. 6 A is the southwestern axial side view of the Castellated beam that provides of the embodiment of the invention six, and Fig. 6 B is its corresponding elevation, and Fig. 6 C is its left view.
Castellated beam shown in Fig. 6 A-6C, the structure of the Castellated beam that provides with embodiment four is similar, difference is, in the Castellated beam shown in Fig. 6 A-6C, in the both sides of endpoint node plate 601, the two piece vertical shaped steel 604 and 605 vertical with 603 with last bottom flange 602 (also the quantity of vertical shaped steel also can be greater than two certainly) can also be set.
Vertical shaped steel can be round steel, hot rolling equal leg angle, hot-rolled steel channel, clod wash L shaped steel, clod wash C shaped steel or steel plate etc.
The effect of vertical shaped steel is to strengthen the intensity of node region.
Embodiment seven:
The Castellated beam that the embodiment of the invention seven provides is shown in Fig. 7 A-7C.
Fig. 7 A is the southwestern axial side view of the Castellated beam that provides of the embodiment of the invention seven, and Fig. 7 B is its corresponding elevation, and Fig. 7 C is its left view.
Castellated beam shown in Fig. 7 A-Fig. 7 C, similar with the Castellated beam shown in Figure 1A-Fig. 1 C, difference is that last bottom flange is made up of two angle steel and a channel-section steel of arranging back-to-back respectively, the web of channel-section steel links to each other with the limb back of the body of these two angle steel.
With the top flange is example, can clearly find out from Fig. 7 A and Fig. 7 C, top flange 701 by two angle steel of arranging back-to- back 7011 and 7012 and channel-section steel 7013 forms, the web of channel-section steel 7013 is carried on the back with 7012 limb with angle steel 7011 and is linked to each other.
Two angle steel 7011 in the top flange 701 and 7012 are connected to the both sides of endpoint node plate 702.
Embodiment eight:
The Castellated beam that the embodiment of the invention eight provides is shown in Fig. 8 A-8C.
Fig. 8 A is the southwestern axial side view of the Castellated beam that provides of the embodiment of the invention seven, and Fig. 8 B is its corresponding elevation, and Fig. 8 C is its left view.
Castellated beam shown in Fig. 8 A-Fig. 8 C, similar with the Castellated beam shown in Figure 1A-Fig. 1 C, difference is, last bottom flange is respectively by two channel-section steels arranging back-to-back and steel plate is formed, this steel plate links to each other with the edge of a wing of these two channel-section steels.
Shown in Fig. 8 A and 8C, top flange 801 respectively by the channel-section steel of arranging back-to- back 8011 and 8012 and steel plate 8013 form, steel plate 8013 and channel-section steel 8011 link to each other with 8012 the edge of a wing.
Channel- section steel 8011 and 8012 is respectively in the both sides of endpoint node plate 802.
Embodiment nine:
The Castellated beam that the embodiment of the invention nine provides is shown in Fig. 9 A-9C.
Fig. 9 A is the southwestern axial side view of the Castellated beam that provides of the embodiment of the invention nine, and Fig. 9 B is its corresponding elevation, and Fig. 9 C is its left view.
Castellated beam shown in Fig. 9 A-Fig. 9 C, similar with the Castellated beam shown in Figure 1A-Fig. 1 C, difference is, last bottom flange is made up of T-steel staggered relatively up and down respectively, for example among Fig. 9 A, top flange 901 and bottom flange 902 are staggered relatively, at the two ends of girder steel, are connected with endpoint node plate 903 between the last bottom flange.The T-steel that adopt last bottom flange can be hot roll T shaped steel or the T-steel that combined by angle steel, perhaps forms T-steel by i iron and the cutting of H shaped steel.
Embodiment ten:
The Castellated beam that the embodiment of the invention ten provides is shown in Figure 10 A-10C.
Figure 10 A is the southwestern axial side view of the Castellated beam that provides of the embodiment of the invention ten, and Figure 10 B is its corresponding elevation, and Figure 10 C is its left view.
In the Castellated beam that the embodiment of the invention ten provides, last bottom flange 1001 and 1002 is made up of the angle steel and the steel plate of two back-to-back symmetric arrangement respectively, this steel plate links to each other with the limb back of the body of two angle steel, and two angle steel in top flange (bottom flange) are connected to the both sides of monolithic steel plate 10031 in the endpoint node plate.
In the present invention ten, last bottom flange 1001 and 1002 and the endpoint node plate between can also form mode (not illustrating among Figure 10 A-Figure 10 C) promptly by following several structures:
Top flange and bottom flange are made up of the angle steel and the channel-section steel of two back-to-back symmetric arrangement respectively, and the web of channel-section steel links to each other with the limb back of the body of these two angle steel; Two angle steel are connected to the both sides of monolithic steel plate in the endpoint node plate in the top flange (bottom flange); Perhaps
Last bottom flange is made up of the channel-section steel and the steel plate of two back-to-back symmetric arrangement respectively, and this steel plate links to each other with the edge of a wing of these two channel-section steels; Two channel-section steels are connected to the both sides of monolithic steel plate in the endpoint node plate in the top flange (bottom flange); Perhaps
Last bottom flange is made up of T-steel staggered relatively up and down respectively, and the monolithic steel plate is arranged between the bottom flange described in the endpoint node plate.
In Figure 10 A-10C, endpoint node plate 1003 is made up of steel plate 10031 and two angle steel 10032 and 10033, and two angle steel 10032 and 10033 symmetry back-to-back are connected steel plate 10031 both sides.
In the embodiment of the invention ten, angle steel 10032 and angle steel 10033 can replace to two block plates or two channel-section steels respectively, respectively with 10031 vertical connections of steel plate.Perhaps, angle steel 10032 and angle steel 10033 can also replace to the steel plate of a monoblock, with 10031 vertical connections of steel plate.
Embodiment 11:
The Castellated beam that the embodiment of the invention 11 provides is shown in Figure 11 A-11C.
Figure 11 A is the southwestern axial side view of the Castellated beam that provides of the embodiment of the invention 11, and Figure 11 B is its corresponding elevation, and Figure 11 C is its left view.
Shown in Figure 11 A, in the Castellated beam that the embodiment of the invention 11 provides, last bottom flange 1101 and 1102 is made up of the angle steel and the steel plate of two back-to-back symmetric arrangement respectively, and this steel plate links to each other with the limb back of the body of these two angle steel.
In the embodiment of the invention 11, identical with embodiment ten, mode (not illustrating among Figure 11 A-Figure 11 C) can also be formed by other several structures in last bottom flange, does not repeat them here.
Endpoint node plate 1103 is connected the end of bottom flange, form by the monolithic steel plate, and with last bottom flange 1101 and 1102 vertical placement of longitudinal axis.
The embodiment of the invention also provides a kind of steel frame system, comprising: at least two columns connect girder and some secondary beams of every adjacent two root posts; Secondary beam adopts the Castellated beam of previous embodiment one to embodiment 11 any one structure;
Girder is connected with column by the connected node that is provided with on the column;
Secondary beam is arranged between two parallel girders, is connected by high-strength bolt between the endpoint node plate on the endpoint node plate on the secondary beam and the girder.
Accompanying drawing below in conjunction with concrete is elaborated to it.
Embodiment 12:
As shown in figure 12, this steel frame system, specifically comprise: two columns 1201,1202,1203 and 1204, adopt girder 1205 to be connected between the column 1201 and 1202, between the column 1203 and 1204, adopt girder 1206 to connect, between girder 1205 and 1206, also be connected with some secondary beams 1207 (only illustrate 4 among Figure 12, the embodiment of the invention does not limit its quantity).
Girder is connected with column by the connected node that is provided with on the column.
Be connected by high-strength bolt between the endpoint node plate of secondary beam 1207 and the endpoint node plate of girder 105 and 106, realize reliable connection the between secondary beam and the girder.
Secondary beam adopts the structure that can adopt previous examples one to embodiment 11 any one Castellated beam.
Girder can adopt real abdomen girder steel, Castellated beam, Steel Castellated Beams or truss etc.; Column is steel column, steel core concrete column, lattice column or concrete column etc.
The embodiment of the invention provides a kind of Castellated beam, and the steel frame system that uses this Castellated beam, and wherein Castellated beam comprises: top flange, bottom flange, at least one row's web member and two endpoint node plates; The endpoint node plate is arranged in the two ends of bottom flange, is connected with last bottom flange respectively.Web member adopts trussed construction, is arranged between the endpoint node plate at two ends, bottom flange.Wherein, formed the space that makes things convenient for crossline between the web member of last bottom flange and trussed construction, Castellated beam that the embodiment of the invention provides and steel frame, integrated use the advantage of trussed construction and solid web girder, reduced the height of girder steel to greatest extent, enlarged effective use floor height of building as much as possible, and has good structural performance between each ingredient of Castellated beam, can satisfy the requirement of civilian, dwelling house class building to floor height, widely applicable, application prospect is good.
In addition, Castellated beam that the embodiment of the invention provides and steel frame system, top flange (bottom flange) can be combined by angle steel and steel plate, perhaps combined by angle steel and channel-section steel, perhaps combined by channel-section steel and steel plate, perhaps is made of T-steel.The endpoint node plate also can be made of the monolithic steel plate, perhaps is made up of monolithic steel plate and angle steel or steel plate etc., and form of structure is various, has to process advantages such as simple, easy to make.And, on structural performance, owing between the endpoint node plate of Castellated beam and web member, set up diagonal web member, and set up vertical shaped steel in the both sides of endpoint node plate, can strengthen the intensity of node region further, strengthened the rigidity of structure and the intensity of whole Castellated beam simultaneously, it is more superior to make it structural performance.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (9)
1. a Castellated beam is characterized in that, comprising: top flange (101), bottom flange (102), at least one row's web member (105), two endpoint node plates (103,104) and at least one diagonal web member (303);
Described endpoint node plate (103,104) is arranged in the two ends of top flange (101) and bottom flange (102), and is positioned between top flange (101) and bottom flange (102), is connected with bottom flange (102) with top flange (101) respectively;
Described web member (105) is a trussed construction, is arranged between top flange (101), bottom flange (102) and the endpoint node plate (103,104);
Described top flange and bottom flange are made up of the angle steel (1011,1012) and the steel plate (1013) of two back-to-back symmetric arrangement respectively, and the limb back of the body of two angle steel of described steel plate (1013) and this (1011,1012) links to each other; Or
Described top flange and bottom flange are made up of the angle steel (7011,7012) and the channel-section steel (7013) of two back-to-back symmetric arrangement respectively, and the limb back of the body of two angle steel of the web of described channel-section steel (7013) and this (7011,7012) links to each other; Or
Described top flange and bottom flange are made up of the channel-section steel (8011,8012) and the steel plate (8013) of two back-to-back symmetric arrangement respectively; The edge of a wing of two channel-section steels of described steel plate (8013) and this (8011,8012) links to each other; Or
Described top flange is respectively relative up and down T-steel with the bottom flange;
Described diagonal web member (303) is arranged between described endpoint node plate (301) and the described web member (302).
2. Castellated beam as claimed in claim 1 is characterized in that, described endpoint node plate (103,104) is made of the monolithic steel plate, and parallel with the longitudinal axis of last bottom flange.
3. Castellated beam as claimed in claim 2 is characterized in that, two angle steel (1011,1012) end in described endpoint node plate (103) end, the described upward bottom flange, and the end of steel plate (1013) that links to each other with its limb back of the body or channel-section steel is concordant; Or
Described endpoint node plate (402) end is concordant with the end of described upward bottom flange light plate (4013) or channel-section steel, angle steel end (4011,4012) indentation in the described upward bottom flange; Or
The steel plate (5013) that described end of going up two angle steel (5011,5012) in the bottom flange is connected with its limb back of the body or the end of channel-section steel are concordant; Described endpoint node plate (503) end is overhanging.
4. Castellated beam as claimed in claim 1 is characterized in that, described endpoint node plate (1003):
Form by monolithic steel plate (10031) and two angle steel (10032,10033); Described two angle steel (10032,10033) symmetry back-to-back are connected described monolithic steel plate (10031) both sides; Or
Form by monolithic steel plate and two channel-section steels; Described channel-section steel symmetry back-to-back is connected this monolithic steel plate both sides; Or
Constitute by the monolithic steel plate and with vertical two block plates that link to each other of this monolithic steel plate one end, or
Constitute by the monolithic steel plate and with vertical another block plate that links to each other of this monolithic steel plate one end;
Monolithic steel plate (10031) in the described endpoint node plate (1003) is parallel with the longitudinal axis of last bottom flange (1001,1002).
5. Castellated beam as claimed in claim 1 is characterized in that, described endpoint node plate (1103) is made of the monolithic steel plate, and described monolithic steel plate is vertical with the longitudinal axis of last bottom flange (1101,1102).
6. Castellated beam as claimed in claim 1 is characterized in that, every row's web member is a W shape, is made of shaped steel continuous or that be interrupted.
7. Castellated beam as claimed in claim 1 is characterized in that, also comprises: at least one pair of vertical shaped steel (604,605), and described vertical shaped steel is arranged in the both sides of endpoint node plate (601); Described vertical shaped steel is round steel, hot rolling equal leg angle, hot-rolled steel channel, clod wash L shaped steel, clod wash C shaped steel or steel plate.
8. a steel frame system is characterized in that, comprising: at least two columns (1201,1202,1203,1204), the girder of every adjacent two root posts (1201,1202,1203,1204) of connection (1205,
1206) and some secondary beams (1207); Described secondary beam adopts Castellated beam as claimed in claim 1;
Described girder (1205,1206) is connected with described column (1201,1202,1203,1204) by the connected node that is provided with on the described column;
Described secondary beam (1207) is arranged between parallel two girders (1205,1206), is connected by high-strength bolt between the endpoint node plate on the endpoint node plate on the described secondary beam (1207) and the described girder (1205,1206).
9. construction steel framework as claimed in claim 8 is characterized in that, described column is steel column, steel core concrete column, lattice column or concrete column;
Described girder is real abdomen girder steel, Castellated beam, Steel Castellated Beams or truss.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100878655A CN101603352B (en) | 2009-06-24 | 2009-06-24 | Hollow steel girder and steel framework system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100878655A CN101603352B (en) | 2009-06-24 | 2009-06-24 | Hollow steel girder and steel framework system |
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| CN101603352A CN101603352A (en) | 2009-12-16 |
| CN101603352B true CN101603352B (en) | 2011-05-11 |
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Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102061807B (en) * | 2010-11-29 | 2012-01-04 | 中冶建工有限公司 | Method for assembling large-span H-shaped steel truss beam |
| CN102864838A (en) * | 2012-09-27 | 2013-01-09 | 上海现代华盖建筑设计研究院有限公司 | Collapse-preventing portal frame |
| CN103883121A (en) * | 2014-02-21 | 2014-06-25 | 金天德 | Extensible steel-truss-type formwork support |
| CN104162931A (en) * | 2014-08-08 | 2014-11-26 | 新兴河北工程技术有限公司 | Movable health-care pool cover |
| CN104818799A (en) * | 2015-04-29 | 2015-08-05 | 东南大学 | Annular web girder and preparation method thereof |
| CN105133786B (en) * | 2015-08-24 | 2017-08-15 | 河海大学 | Open web type rapid construction combination beam and its method of construction |
| CN106436903B (en) * | 2016-10-08 | 2018-07-10 | 西南科技大学 | Light gauge cold-formed steel shape house interlayer strengthening part |
| CN106759892B (en) * | 2017-01-11 | 2022-08-12 | 中冶建筑研究总院有限公司 | Welding-free detachable assembly system |
| CN106760185A (en) * | 2017-01-11 | 2017-05-31 | 中冶建筑研究总院有限公司 | Combination purlin and secondary beam |
| CN107762227A (en) * | 2017-10-27 | 2018-03-06 | 天津城建大学 | A kind of box-type section power consumption coupling beam |
| CN109629674B (en) * | 2019-01-10 | 2024-01-12 | 中南大学 | Sliding friction energy consumption truss, manufacturing method and building structure |
| CN110042982B (en) * | 2019-01-15 | 2021-06-29 | 潘旭鹏 | Combined structure assembly and manufacturing method and application thereof |
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