CN86106236A - The steel pipe column of band inserts - Google Patents
The steel pipe column of band inserts Download PDFInfo
- Publication number
- CN86106236A CN86106236A CN86106236.1A CN86106236A CN86106236A CN 86106236 A CN86106236 A CN 86106236A CN 86106236 A CN86106236 A CN 86106236A CN 86106236 A CN86106236 A CN 86106236A
- Authority
- CN
- China
- Prior art keywords
- steel pipe
- pipeline section
- pipeline
- axial
- pipe column
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/34—Columns; Pillars; Struts of concrete other stone-like material, with or without permanent form elements, with or without internal or external reinforcement, e.g. metal coverings
Abstract
A kind of steel pipe column that has inserts, it comprises: the steel pipe with inner surface; The post core that useful inserts pours in steel pipe; And first separation layer between above-mentioned steel pipe internal-surface and above-mentioned post core.Separation layer separates the inner surface of post core from steel pipe, and steel pipe is not bonded on the post core.Steel pipe comprises a pair of coaxial pipeline section that is linked in sequence, and is separating between their adjacent end portions so that cause a gap between two pipeline sections.When steel pipe bore axial ballast, the gap can absorb axial strain on the steel pipe by reducing axial width, thereby stops axial strain to pass to pipeline section.According to (yield condition of Mieses ' s), it is to have strengthened that steel pipe is given the lateral restraint of post core.
Description
The present invention relates to a kind of as building structure post or the steel pipe column of the band inserts of Chinese toon.
Up to now, such steel pipe column, as the steel pipe column of fill concrete, to want frame to stand one when building be not as sleeve pipe but as the steel pipe of framework, form the concrete column core to pouring concrete within steel pipe then.Because steel pipe and concrete column core are together adhered to one another, when steel core concrete column bore axial compression, steel pipe and post core were integral the ground acting in conjunction to combine closely.Bear at steel core concrete column and to surpass when giving the axial compression of fixed compressive strength, can produce excessive strain in steel pipe and the concrete column core, cause the steel pipe partial warpage or cause steel pipe to reach the (yield region of yield condition of Mieses ' s).So steel pipe fails to provide enough constraints to the concrete column core, thereby cause under the situation of load far below predetermined value, the concrete column core just enters the decline zone in the load-deformation curve.For this reason, be difficult to improve effectively the compressive strength of concrete column core with the lateral restraint of steel pipe.Therefore, the steel pipe column of fill concrete must adopt bigger cross section to guarantee enough intensity.
The objective of the invention is: a kind of steel pipe column of band inserts of the compressive strength that can improve the post core effectively is provided, thereby compares, can reduce the cross section of post widely with the post of prior art.
Another object of the present invention is: a kind of steel pipe column with inserts is provided, and it can resist the axial tensile load that overturning moment produced that whole building reason earthquake etc. is caused, thereby has strengthened the rigidity of building effectively.
From these purposes of the present invention and other purpose, the steel pipe column of band inserts provided by the present invention comprises: the steel pipe with inner surface; Pour into and place post core in the steel pipe by packing material; And first separation layer that post core and steel pipe inwall are separated.In order to prevent steel pipe and post core bonding, separation layer is inserted between post core and the steel pipe inwall.In addition, steel pipe comprises a pair of adjacent coaxially pipeline section, separates between the pipeline section adjacent end portion to form an annular gap.When steel pipe bore axial ballast, annular gap can absorb axial strain on the steel pipe by reducing axial width, passes in the pipeline section to prevent axial strain.Therefore, by (yield condition of Mieses ' s), the lateral restraint that acts on the steel pipe of post core is to have strengthened.
Its saving grace is that steel pipe includes distance piece, and it embeds between the adjacent end of two pipeline sections keeping the gap between the two pipeline section adjacent end portions, and allows this gap can reduce axial width.Distance piece can adopt an annular structure of an essay to be installed in the annular gap with one heart, and embeds an extending part at the peripheral direction of a structure of an essay, and it forms a tube circle in a structure of an essay.
More preferably, steel pipe includes a kind of the coaxial coupling devices sequentially of pipeline section, and it allows can axial mutually activity between the pipeline section.
Above-mentioned coupling devices can be a kind of union that is contained in two pipeline section adjacent end portions.This union comprises: a paragraph qualification pipe fitting from the inner surface of itself to the space the pipeline section; One deck is poured into and is placed the internal layer in the gap by inserts; And insert second separation layer between above-mentioned internal layer and at least one pipeline section.
In addition, coupling devices also can be a kind of conjugation tube, and the one end is connected with the inner surface of a pipeline section coaxially, and receive on the inner surface of another root pipeline section coaxially another end.This conjugation tube can be done to slide coaxially to another root pipeline section.In order can be contained on the conjugation tube acting on the device that axial load on one of two pipeline sections passes to the post core, this Load Transfer device, inner flange preferably, it circumferentially is connected to arbitrary end of conjugation tube and radially outward outstanding.Preferably conjugation tube is equipped with axial elasticity parts, and the axial elasticity parts can be put into the upper end of conjugation tube along periphery, and compliant member can reduce from the post core and is delivered to axial compression on the conjugation tube.
Steel pipe can have fastener, makes the pipeline section can be adjacent to each other and don't can be disconnected from each other.This fastener can be a pair ofly circumferentially to be connected to the outward flange on the adjacent pipeline section respectively and to have a plurality of mating part.One external flange is radially outward outstanding and face one another face, and like this, every outward flange all has an external surface and inner surface.Each mating part all has relative end, and they directly contact with the external surface of outward flange respectively.
Brief description of drawings
Fig. 1 is the local elevation of the building frame that steel pipe column constituted of band inserts;
Fig. 2 is the partial enlarged drawing that the steel pipe column among Fig. 1 is analysed and observe vertically;
Fig. 3 is the phantom drawing that the part of the spacer ring among Fig. 2 is cut open;
Fig. 4 is the fragmentary axial cross-section according to another embodiment of the present invention;
Fig. 5 is the sectional view according to V among Fig. 4-V line;
Fig. 6 is the cross-sectional view of the replacement form of the steel pipe column among Fig. 5;
Fig. 7 is the phantom according to the building frame among another embodiment of the present invention;
Fig. 8 is the axial sectional view that the steel pipe column among Fig. 7 amplifies;
Fig. 9 is the fragmentary axial cross-section of the replacement form of the steel pipe column among Fig. 8;
Figure 10 is the fragmentary axial cross-section that the another kind of the steel pipe column among Fig. 8 is replaced form;
Figure 11 is the fragmentary axial cross-section of another replacement form of the steel pipe column among Fig. 8;
Figure 12 is the fragmentary axial cross-section according to another embodiment of the present invention;
Figure 13 is the fragmentary axial cross-section of the replacement form of the steel pipe column among Figure 12.
The detailed description of most preferred embodiment
In the accompanying drawings, represent corresponding parts with tab character, in case given behind the label of parts, the explanation of just having omitted its corresponding component.
Fig. 1 has represented that this framework has the many steel pipe columns that are linked in sequence coaxially 20 and many girder steels 22 by the part of the building frame of the present invention's construction, and the inner of every girder steel is connected to the upper end of every steel pipe column.Every steel pipe column 20 shown in Figure 2 is included in its inner surface 24
aBe lined with the steel pipe 24 and the post core 28 that places in the steel pipe 24 of separation layer 26.Separation layer can be made by barrier materials such as pitch, grease, paraffin wax, vaseline, crude oil, synthetic resin or paper, the post core can be made with packing materials such as concrete, mud, sand, earth, clay, glass pellet, metal dust or synthetic resin, can obtain high compressive strength after these materials are fixed.Separation layer 26 is used for steel pipe 24 and post core 28 are separated, so that post core 28 is not bonded on the steel pipe 24.
As shown in Figure 2, steel pipe 24 comprises a pair of pipeline section 30 and 32 that all is formed from steel and the annular cross section of same size is all arranged, every pipeline section 30 and 32 wall thickness be it external diameter 1/500～1/10 between. Pipeline section 30 and 32 is coaxial are connected but spaced-apart, so at the abutting end 30 of two pipeline sections
aWith 32
aBetween formed annular gap 36.In Fig. 1, gap 36 is disposed on the intermediate point of post, promptly on the inflection point of the moment of flexure of post 20.So by reducing its axial width W, gap 36 can absorb the axial strain that is produced by in the steel pipe 24.The axial width W in gap 36 preferably depends in the amplitude of steel pipe 24 maximum axial strains, and this maximum axial strain is caused by the overturning moment of building.
Look back Fig. 2, the upper and lower end 34 of spacer ring 34
aWith 34
bExternal diameter littler than the external diameter of ring 34 main part.Pipeline section 30 and 32 engagement end portion 30 at them
aWith 32
aBe respectively equipped with notch 42 and 44, notch 42 and 44 peripheries along the inner surface of pipeline section 30 and 32 extend.The upper end 34 of spacer ring 34
aWith bottom 34
bInsert the notch 42 and 44 of corresponding two pipeline sections respectively, spacer ring is meshed with pipeline section 30 and 32.
Owing to be provided with separation layer 26, but steel pipe 24 coupled columns cores 28 are axially movable.Therefore, when post core 28 bore axial compression, it was very little that the bonding prior art of the strain that steel pipe 24 is taken place in company with post core 28 and steel pipe and post core is compared.And gap 36 has absorbed axial strain on the steel pipe 24 by reducing axial width W.In other words, when axial compression acted on the steel pipe 24, steel pipe 24 was owing to the distortion that only is spacer ring 34 has reduced axial length own, and therefore, axial strain is difficult to pass to pipeline section 30 and 32, although it is expanded on the post core.This means that steel pipe 24 has improved the circumferential stress intensity that lateral strain produced of its opposing by post core 28.Therefore, according to (yield condition of Mieses ' s) has strengthened the lateral restraint of the steel pipe 24 that is arranged on the post core 28, and consequently the compressive strength of post core 28 has improved widely.Therefore, compare the cross section that can significantly reduce post 20 with the post of prior art.
Fig. 4 has represented an alternative embodiment of the invention, and steel pipe 46 wherein has the union 48 of pipeline section 50 and 52 order couplings, and union 48 has a body 54, and body 54 encases the adjacent end portion 50 of pipeline section 50 and 52
aWith 52
a, so that at the inner surface 54 of body 54
aAnd limit an annulus 56(between two pipeline sections 50 and 52 and see Fig. 5), the internal layer 58 that adopts concrete casting to form in the present embodiment, it places annular space 56 and fills up this space.Separation layer 60 places between internal layer 58 and pipeline section 50 and 52, so that internal layer 58 is bonded on pipeline section 50 and 52.Separation layer 60 can be with making as barrier material same among Fig. 2.Ring-type gasket 62 is packed on the lower end and pipeline section 52 peripheries of body 54, to seal the lower ending opening of annulus 56, because union 48 is housed, steel pipe 46 has improved mechanical strength and when axial compression acts on the steel pipe 46, has shortened its axial length by the width that reduces gap 36.In the present embodiment, the spacer ring of being made by this type flexible material of rubber 64 is packed in the gap 36 coaxially, and some reinforcing bars 66 insert in the post core 68 vertically, and post core 68 can be made with the hydraulic material of concrete and so on.Last pipeline section 50 is offering many holes that penetrate 70 near in its abutting end zone, and when concrete casting poured into pipeline section 50, concrete flowed out pipeline section 50 by through hole 70, thereby fills annular space 56, has so just built up post core 68.
Fig. 7 and Fig. 8 have represented another embodiment of the present invention, in Fig. 7, are the building frame that is linked in sequence with many posts 74 and constitutes.Every steel pipe column 74 has steel pipe 76, has welded many girder steels 78 in its upper end, and the girder steel 78 on every post 74 will support every floor plate of building respectively.As shown in Figure 8, the steel pipe 76 of per three posts 74 comprises: a pair of pipeline section 80 and 82, and the conjugation tube 84 of be linked in sequence with one heart pipeline section 80 and 82.Last pipeline section 80 comprises: pipeline section body 80 and ring pipe 88, and the upper end of ring pipe is welded in the lower end of pipeline section body 80, that is: ring pipe 88 has constituted the engagement end portion of last pipeline section 80.The upper end 90 coaxial hearts of conjugation tube 84 are connected to the inner surface 80 of pipeline section 80
aOn, and its bottom 92 coaxial hearts are inserted the inner surface 82 of lower tube section 82
aIn.At the bottom 92 of conjugation tube 84 and the inner surface 82 of lower tube section 82
aBetween the lubricating layer 94 that one deck is made by tetrafluoroethene and so on friction resistant material of having packed into.And, the bottom 84 of conjugation tube 84
aWelded together with radially inwardly outstanding inner flange 96 along periphery, so that the axial load that acts on pipeline section 80 is passed on the post core 28 by inner flange 96.
During steel pipe column in assembling drawing 8, in assembling factory earlier with conjugation tube 84 with the inner flange welding before or after be welded in coaxially on ring pipe 88 inner surfaces, then the upper end of ring pipe 88 is soldered to the lower end of pipeline section 86 bodies, again delivering to the construction site by the last pipeline section 80 of the above-mentioned band conjugation tube 84 that processes, the lower tube section 82 that stands in the there with frame is connected, and between pipeline section 80 and 82 qualification gap 36.At last to steel pipe 76(be pipeline section 80 and 82 and conjugation tube 84) in concrete perfusion and maintenance.Another kind method is the ring pipe 88 that conjugation tube 84 is housed to be connected on the lower tube section 82 on-site, and before the operation of concrete perfusion the lower end of pipeline section 80 to be soldered on the ring pipe 88.For this any assembly method of two kinds, all need to keep the escapement in the gap 36 between pipeline section 80 and 82.For example, this escapement can be to be contained in the adjacent end of two pipeline sections 80
aWith 82
aOn the distance piece that can dismantle or as Fig. 2 and the sort of spacer ring shown in Figure 4.Also can connect the adjacent end portion of pipeline section 80 and 82 idol in addition, after penetration concrete and sclerosis, cut the end of the arbitrary pipeline section that joins again,, but must carefully cut above-mentioned end with anti-tamper conjugation tube 84 so that between two pipeline sections, form gap 36.
In structure shown in Figure 7, girder steel 78 passes to shearing on each the root steel pipe 76 that connects mutually with it.Then, the shearing on three continuous steel pipes 76 between each conjugation tube 84 passes to post core 28 and does not pass to the coaxial steel pipe 76 of gap below 36 by the inner flange 96 of the conjugation tube 84 of bottom.In other words, steel pipe 76 only bears the shearing (axial compression) that three beams 78 on the post transmit, and so, compares with the axial compression of being born on the steel pipe of prior art, the axial compression that steel pipe 76 is held is much smaller, and this has just strengthened the lateral restraint that steel pipe 76 offers post core 28.
Fig. 9 has represented the replacement form of the steel pipe column among a kind of Fig. 8.Conjugation tube 98 and ring pipe 100 are pressed into one, and inner flange 102 also is pressed into one with conjugation tube 98, or inner flange 102 is welded on the conjugation tube 98, just are easy to assembling owing to saved the tubing string that conjugation tube is welded in the joint operation on the ring pipe, this structure.Also can adopt the ring pipe that fuses with pipeline section 86 to replace ring pipe 100.
Figure 10 has represented the another kind replacement form of the steel pipe column among Fig. 8, wherein in conjugation tube 84 upper ends 84
bAlong circumferential arrangement compliant member 104.The material of compliant member 104 usefulness rubber and so on is made so that reduce the axial compression of being passed to conjugation tube 84 by post core 28.As shown in figure 11, can be in conjugation tube 98 upper ends 84
bLast formation inclined-plane 106 is to replace aforesaid compliant member 104.Inclined-plane 106 draws in the plane oblique of the axis that is orthogonal to conjugation tube 98 and to the bottom of conjugation tube.
Figure 12 has represented the another kind of embodiment of the present invention, pipeline section 80 and 82 abutting end 80
bWith 82
bRespectively along its periphery burn-on an external flange 108 and 110.These outward flanges 108 and 110 face one another the face leading thread to outwards outstanding and have and a plurality ofly distribute and penetrate the bolt 112 of two outward flanges, two relative ends 112 of every bolt 112 along the axial equal angles of outward flange
aWith 112
bRespectively with a pair of nut 114 and 116 threads engage and by nut 114 and 116 respectively with the external surface 108 of outward flange
aWith 110
aClosely contact.This structure has prevented that pipeline section 80 and 82 is separated from each other but makes them close to each other.Therefore, the post in the present embodiment can bear by seismic forces and so on short-term load to overturning moment that building produced and the tensile load and rigidity that has strengthened building and the durability that cause.In addition, each outward flange 108 and 110 has assembled a plurality of stiffening ribs 118 that distribute along the axle equal angles with outward flange.The lower limb that is positioned at the rib on the upper flange 108 is welded in upper flange external surface 108
aOn, and the inward flange radially of rib is soldered on the external surface of pipeline section 80.On the other hand, the top edge that is positioned at the rib 118 on the lower flange 110 is welded in the external surface 110 of outward flange 110
aOn, and the radially inward edge of rib is soldered on the external surface of lower tube section 82.In other words, by rib 118 respectively with the external surface 108 of outward flange
aWith 110
aBe connected with 82 external surface so that strengthen the ability of flange 108 and 110 opposing axial loads with pipeline section 80.
When the steel pipe column among assembling Figure 12, in steel assembling factory conjugation tube 84, ring pipe 88, inner flange 96, outward flange 108, rib 118 and compliant member are linked together, then the body of pipeline section 86 is welded on the ring pipe 88.This last pipeline section 80 that has other connecting piece is transported to building site and frame stand in coupling of there with outward flange lower tube section welded together.In above-mentioned assembly process, the distance piece (not shown) can be packed between flange 108 and 110, so that keep the annular gap 36 between two flanges, after this, installing on outward flange 108 and 110 with bolt 112 nut engaged 114 and 116, at last, concrete pour into pipeline section 80 and 82 and conjugation tube 84 in, and after hardening of concrete from gap 36 removable spacer spare.Because it is long that steel pipe column links together, can bear more ballast by the axial width W that reduces gap 36.In this case, the threaded connection between each bolt 112 and each nut 114 and 116 must be tightened again, so as to make nut once more with the external surface 108 of outward flange
aWith 110
aClosely contact.
After the ring pipe 88 that has other connector is connected with lower tube section 82 and installs on outward flange 108 and 110 with bolt 112, can be soldered to the body of pipeline section 86 on the ring pipe 88.Another kind method is, with before lower tube section 82 is connected, concrete can be poured into lower tube section 82 at last pipeline section 80 or ring pipe 88, if distance piece is made of flexible material, even it also can be retained in the gap 36 after hardening of concrete.If without distance piece, available another combines with every bolt 112 screw threads nut, so as respectively with the inner surface 108 of outward flange 108 and 110
bWith 110
bDirectly contact.
Figure 13 has represented a kind of replacement form of the post in Figure 12, lower tube section 122 comprises among the figure: pipeline section body 124 and ring pipe 126, the lower end of ring pipe 124 is soldered to the upper end of pipeline section body 124 coaxially, in other words, ring pipe formed lower tube section 122 in abutting connection with the end.The bottom 92 of conjugation tube 84 coaxially with the inner surface 120 of lower tube section 122
aBe connected and its upper end 90 installs to the inner surface 120 of pipeline section 120 coaxially
aOn, at the upper end of conjugation tube 84 and the inner surface 120 of last pipeline section 120
aBetween, the lubricating layer 94 of having packed into can slide coaxially so that make 84 pairs of conjugation tubes go up pipeline section 120.In addition, the upper end 84 of conjugation tube 84
bWeek, the border district was welded on the inner flange 96, and so, the axial load that acts on the lower tube section 122 passes on the post core 28 by inner flange 96, and compliant member 104 is contained on the end face of inner flange 96 along periphery.
In the structure of Figure 13, the shearing that is connected to the beam generation of lower tube section 122 passes to lower tube section 122, and then, the shearing in lower tube section 122 is passed to post core 28 by inner flange.Because gap 36 has been arranged, the shearing in the last pipeline section 120 can not passed to lower tube section 122.In other words, according to the same reason of the embodiment among Fig. 8, the lateral restraint that pipeline section 120 and 122 offers the post core has strengthened.
In order to replace inner flange 96, the end of a cross-shaped part can be welded in the arbitrary relative end 84 of conjugation tube 84
aOr 84
bOn.For example can be with a pair of steel pole formation cross welded together orthogonally to make cross-shaped part.Cross-shaped part and inner flange 96 can be soldered to the inner surface of conjugation tube 84 and replace one of two opposed ends that are welded in conjugation tube 84.Equally, outward flange 108 and 110 can be welded on the external surface of pipeline section and substitutes and be soldered to the adjacent end of pipeline section.The compliant member that available expanded polystyrene (EPS) or clay are made replaces compliant member 104.
Though can think that most preferred embodiment of the present invention discloses and illustrate that its many replacement forms can be self-evident to one of ordinary skill in the art.Therefore, scope of the present invention should be determined by accompanying Claim and equivalent thereof.
Claims (10)
1, a kind of steel pipe column of the band inserts that constitutes by following parts:
Steel pipe with inner surface;
That make with inserts and be contained in post core in the described steel pipe;
For first separation layer that the inner surface of described post core and described steel pipe is separated;
Described steel pipe comprises a pair of pipeline section that their adjacent end portion is connected coaxially, the adjacent end portion of pipeline section is separated from each other so that form an annular gap between described two pipeline sections, when steel pipe bore the axial compression load, described annular gap absorbed axial strain on the steel pipe by the axial width that reduces it.
2, a kind of steel pipe column of the band inserts described in claim 1, described steel pipe also comprise the distance piece that is contained between the described two pipeline section adjacent end portions, so that remain in the described annular gap between described two pipeline sections.And when steel pipe bears the axial compression load, can allow the annular gap to reduce its axial width.
3, a kind of steel pipe column of band inserts as claimed in claim 2, described distance piece wherein comprises: be contained in the annular structure of an essay in the annular gap with one heart.It is low compressive strength and rigidity that a described annular structure of an essay has than described pipeline section, packs an extending part into to form a tube circle in the annular structure of an essay along the periphery of an annular structure of an essay, and this extending part has almost identical with described pipeline section tensile strength.
4, a kind of steel pipe column of band inserts as claimed in claim 1 or 2, wherein said steel pipe also comprise and are used for described pipeline section being linked in sequence coaxially and allowing described pipeline section can make the coupling devices of axially-movable mutually.
5, a kind of steel pipe column of band inserts as claimed in claim 4, wherein said coupling devices is to be made of union, union also can be in axial sliding to one of two pipeline sections at least along the adjacent end portion setting of described two pipeline sections.
6, a kind of steel pipe column of band inserts as claimed in claim 5, described union wherein comprises: the body with inner surface; Described body defines its inner surface and the space between the described pipeline section; The internal layer that one deck is made by packing material is housed in described space; And be in described internal layer and at least and second separation layer between one of two pipeline sections.
7, a kind of steel pipe column of band inserts as claimed in claim 4, described every pipeline section wherein has inner surface, and described coupling devices comprises: the conjugation tube with two ends, its end is connected on the inner surface of one of described two pipeline sections coaxially, and pack into coaxially in the other end on the inner surface of another pipeline section, so that conjugation tube can be in axial sliding to another pipeline section; Also have Load Transfer parts that are fixed on the conjugation tube, come to give described post core the axial load transfer that acts on one of described two pipeline sections with it.
8, a kind of steel pipe column of band inserts as claimed in claim 7, described Load Transfer parts wherein are inner flanges, it is circumferentially to be connected the arbitrary relative end of described conjugation tube and radially inwardly outstanding.
9, a kind of steel pipe column of band inserts as claimed in claim 8, described coupling devices wherein has a upper end and comprises also that in the upper end of described coupling devices a compliant member that axially connects, described compliant member circumferentially are contained in the upper end of coupling devices to reduce the axial compression load of being passed to described conjugation tube by described post core.
10, a kind of steel pipe column as claim 1.2.3.7.8 or 9 described band inserts, described steel pipe wherein protect also that drawing together is used for described two pipeline sections are tightened together makes the parts that two pipeline sections are close to each other and stop two pipeline sections to be thrown off mutually.This secure component comprises: an external flange that circumferentially links together with corresponding pipeline section abutting end separately, and described outward flange is radially outwards outstanding and face each other, and wherein each outward flange all has external surface and inner surface; And a plurality of mating part, each mating part all has relative end sections, and described relative end sections directly contacts with the external surface of described outward flange respectively.
Applications Claiming Priority (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60193388A JPH066804B2 (en) | 1985-09-02 | 1985-09-02 | Joint structure of filled steel pipe concrete |
| JP193388/85 | 1985-09-02 | ||
| JP210453/85 | 1985-09-24 | ||
| JP21045385A JPS6272837A (en) | 1985-09-24 | 1985-09-24 | Unbond filled steel pipe structure |
| JP29953185A JPS62160337A (en) | 1985-12-28 | 1985-12-28 | Unbond filled steel pipe structure |
| JP299531/85 | 1985-12-28 | ||
| JP317986A JPS62160338A (en) | 1986-01-10 | 1986-01-10 | Unbond filled steel pipe structure |
| JP3179/86 | 1986-01-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN86106236A true CN86106236A (en) | 1987-08-05 |
| CN1008643B CN1008643B (en) | 1990-07-04 |
Family
ID=27453805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 86106236 Expired CN1008643B (en) | 1985-09-02 | 1986-09-02 | The steel pipe column of band inserts |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0214800B1 (en) |
| CN (1) | CN1008643B (en) |
| DE (1) | DE3676021D1 (en) |
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| CN104006283A (en) * | 2014-04-24 | 2014-08-27 | 东北大学 | Core-filled steel pipe/core-filled reinforced steel bar and preparation method thereof |
| CN104153517A (en) * | 2014-07-07 | 2014-11-19 | 张跃 | Structure column |
| CN104790976A (en) * | 2015-04-28 | 2015-07-22 | 中铁工程设计咨询集团有限公司 | Composite column core structure for tunnel lining and manufacturing method of composite column core structure |
| CN107165338A (en) * | 2017-07-05 | 2017-09-15 | 中国地震局工程力学研究所 | Fiber reinforcement steel core concrete column, and combinations thereof post and manufacture method |
| CN107345428A (en) * | 2017-05-23 | 2017-11-14 | 沈阳建筑大学 | A kind of assembly concrete-filled steel tube girder steel runs through node |
| CN108301561A (en) * | 2018-01-02 | 2018-07-20 | 重庆大学 | A kind of connection structure of assembly concrete-filled steel tube shaft |
| CN108412045A (en) * | 2018-05-15 | 2018-08-17 | 钟利芬 | A kind of core tube of high-rise building beam column construction |
| CN109537219A (en) * | 2018-11-12 | 2019-03-29 | 江阴市永欣印染机械有限公司 | Loop steamer cyclization board group part |
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|---|---|---|---|---|
| CN101793055B (en) * | 2010-03-12 | 2011-06-15 | 哈尔滨工业大学深圳研究生院 | Sea-sand concrete member and manufacturing method thereof |
| CN102134891A (en) * | 2011-02-22 | 2011-07-27 | 清华大学 | Novel dual-hollow superimposed structural member |
| CN109208823B (en) * | 2018-11-12 | 2024-03-08 | 安徽工程大学 | Quick-assembly built-in steel box type concrete filled steel tube column and production process thereof |
| CN112411872B (en) * | 2020-11-16 | 2022-03-22 | 国铭铸管股份有限公司 | Method for manufacturing environment-friendly engineering column beam by adopting nodular cast iron pipe waste |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE642265C (en) * | 1937-02-26 | E H Carl Seelbach Dr Ing | Support body with concrete core and iron pipe jacket | |
| US2035662A (en) * | 1932-06-17 | 1936-03-31 | George A Maney | Structure for transmitting loads |
| FR1173701A (en) * | 1956-07-27 | 1959-03-02 | Christiani Et Nielsen | Foundation pile |
| DE2723534A1 (en) * | 1977-05-25 | 1978-12-14 | Heinz Dipl Ing Borsdorf | Bend stabilised pressure and flexural compression elements - have bars with sheaths, inner sliding layer, filler and movably clamped ends |
| WO1982004455A1 (en) * | 1981-06-19 | 1982-12-23 | Karl S Koller | Energy absorbing load carrying strut and method of providing such a strut capable of withstanding cyclical loads exceeding its yield strength |
-
1986
- 1986-08-22 DE DE8686306519T patent/DE3676021D1/en not_active Expired - Fee Related
- 1986-08-22 EP EP19860306519 patent/EP0214800B1/en not_active Expired - Lifetime
- 1986-09-02 CN CN 86106236 patent/CN1008643B/en not_active Expired
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104006283A (en) * | 2014-04-24 | 2014-08-27 | 东北大学 | Core-filled steel pipe/core-filled reinforced steel bar and preparation method thereof |
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| CN104153517A (en) * | 2014-07-07 | 2014-11-19 | 张跃 | Structure column |
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Also Published As
| Publication number | Publication date |
|---|---|
| DE3676021D1 (en) | 1991-01-17 |
| EP0214800A3 (en) | 1987-05-27 |
| CN1008643B (en) | 1990-07-04 |
| EP0214800A2 (en) | 1987-03-18 |
| EP0214800B1 (en) | 1990-12-05 |
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