CN104595684B - Compression yieldable-type steel bar support - Google Patents
Compression yieldable-type steel bar support Download PDFInfo
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- CN104595684B CN104595684B CN201510002154.9A CN201510002154A CN104595684B CN 104595684 B CN104595684 B CN 104595684B CN 201510002154 A CN201510002154 A CN 201510002154A CN 104595684 B CN104595684 B CN 104595684B
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- rod iron
- steel bar
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- rod
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Abstract
The invention relates to a compression yieldable-type steel bar support, which is provided with a solid-core steel bar and a steel tube sleeve, wherein the solid-core steel bar is formed at a time by forging; the solid-core steel bar consists of a steel bar yield section, two steel bar transition sections and two steel bar elastic sections; the two steel bar transition sections are respectively arranged at two ends of the steel bar yield section; the outside of each steel bar transition section is provided with the corresponding steel bar elastic section; threads are tapped on each steel bar elastic section; a slippage preventing protruding circular ring is welded to the middle part of the steel bar yield section; an unbounded isolation material is adhered to the surface of the solid-core steel bar; the solid-core steel bar with the unbounded isolation material is arranged in the steel tube sleeve; end enclosure annular plates are respectively welded to two ends of the steel tube sleeve; a gap between the steel tube sleeve and the solid-core steel bar is filled with a high-strength filling material. According to the compression yieldable-type steel bar support disclosed by the invention, by sheathing the steel bar with the sleeve, the problem that the traditional steel bar support only can be tensioned but cannot be compressed is solved; the compression yieldable-type steel bar support disclosed by the invention is easy to process, is capable of saving steel consumption and has a wide application prospect.
Description
Technical field
Being pressurized the present invention relates to one kind can surrender the support of shaped steel rod, and especially one kind can improve rod iron compression bearing,
The structural member of pressure is born in engineer applied without separately setting.
Background technology
Because the support of traditional rod iron is only capable of tension, thus rod iron support is not used as dissipative member.And if rod iron
Support can tension can also be pressurized, and reach identical surrender bearing capacity, then also can will be pressurized can surrender shaped steel rod support as
Dissipative member is used.
The content of the invention
It is an object of the invention to provide it is a kind of be easy to make, bearing capacity is high, saving steel compression can surrender shaped steel rod
Support, it can bear pulling force, can also bear pressure, and the technical problem of tension is only capable of for solving traditional rod iron support, and can
Increase the range of application of rod iron support and used as dissipative member.
To achieve the above object, the technical scheme is that：
One kind is pressurized can surrender the support of shaped steel rod, with a real core rod iron an of forging molding, a steel pipe sleeve,
Its described real core rod iron is surrendered section, rod iron changeover portion, rod iron stretch section and is constituted by rod iron, wherein, rod iron surrender section two ends have
Rod iron changeover portion, has rod iron stretch section outside rod iron changeover portion, tapped on rod iron stretch section, rod iron surrenders the pars intermedia of section
The anti-slip protruding circular ring of position welding, real core rod iron surface pastes soap-free emulsion polymeization isolated material, there is the real core steel of soap-free emulsion polymeization isolated material
Rod is placed in steel pipe sleeve, and the two ends of steel pipe sleeve are welded with end socket Circular Plate, the space between steel pipe sleeve and real core rod iron
Inside fill high-strength packing material.
The rod iron changeover portion is round estrade shape, and rod iron changeover portion top diameter is identical with rod iron surrender section diameter, greatly
Head diameter is identical with rod iron stretch section diameter；1.5 ~ 2.0 times of a diameter of rod iron surrender section diameter of rod iron stretch section, rod iron transition
Segment length surrenders section diameter not less than rod iron.
The length of the anti-slip protruding circular ring is 20mm, and internal diameter is identical with rod iron surrender section diameter, and external diameter is bigger than internal diameter
4mm。
The steel pipe sleeve is the round steel pipe that ordinary low-carbon steel makes, and round steel bore is at least bigger than rod iron stretch section diameter
4mm, is shorter in length than real core rod iron entire length.
The end socket Circular Plate internal diameter than the rod iron big 4 ~ 8mm of stretch section diameter, external diameter 4 ~ 6mm bigger than steel pipe sleeve outer diameter,
End socket Circular Plate is by angle welding and steel pipe sleeve connection.
Compression strength >=the 40MPa of the high-strength packing material.
The part that the rod iron stretch section stretches out steel pipe sleeve is pressed from both sides by inner screw nut and outboard nut with outer structural parts
It is close to and connects, and alignment error is adjusted by rotating nut.
The outer structural parts are provided with the hole for penetrating rod iron support, the big 10mm of diameter of aperture ratio rod iron stretch section 3.
The present invention has the advantages that relative to prior art：
（1）The present invention is built in steel pipe sleeve by by rod iron, and rod iron can be enable to bear pressure.Improve rod iron
Service efficiency and mechanical property.
（2）Engineering site size and Theoretical Design size produce error unavoidably, and conventional plain edition steel supporting component is using weldering
Connect or bolted mode, once machine-shaping, is difficult to adjust Engineering Error in engineering site.And connection side of the invention
Formula, the position adjustment by nut on rod iron, within the specific limits（Can reach 200mm）Error transfer factor it is simple.Reduce
Difficulty of construction, it is more economical.
Brief description of the drawings
Fig. 1 is to be pressurized that the schematic perspective view of shaped steel rod support can be surrendered；
Fig. 2 is real core rod iron schematic perspective view；
Fig. 3 is to be pressurized that the front view of shaped steel rod support can be surrendered；
Fig. 4 is the sectional view along A-A in Fig. 3；
Fig. 5 is the sectional view along B-B and C-C in Fig. 3；
Fig. 6 is the support of compression rod iron and double nut connection figure；
Fig. 7 is anti-slip raised circle schematic perspective view.
Label in figure：1 is that rod iron surrenders section, and 2 is rod iron transition, and 3 is rod iron stretch section, and 4 is steel pipe sleeve, and 5 is nothing
Isolated material is bonded, 6 is high intensity packing material, and 7 is end socket Circular Plate, and 8 is anti-slip protruding circular ring, and 9 is that inner side connects spiral shell
Mother, 10 is outside attaching nut, and 11 is outer structural parts.
Specific embodiment
The present invention is further illustrated below by embodiment combination accompanying drawing.
As shown in Figures 1 to 5, a kind of compression can surrender the support of shaped steel rod, by rod iron surrender section 1, rod iron changeover portion 2, steel
Rod stretch section 3, steel pipe sleeve 4, soap-free emulsion polymeization isolated material 5, high-strength packing material 6, end socket Circular Plate 7, anti-slip raised steel loop 8
Composition.Wherein surrender section rod iron 1, changeover portion rod iron 2, stretch section rod iron 3 forge one-shot forming by factory.In rod iron stretch section
It is tapped on 3.Compression can surrender shaped steel rod and use nut type of attachment with external structure component.Rod iron surrenders the centre of section 1
Anti-slip protruding circular ring is welded at position, and anti-slip protruding circular ring internal diameter is identical with rod iron surrender section diameter, anti-slip protruding circular ring
External diameter 4mm bigger than internal diameter.Soap-free emulsion polymeization isolated material is pasted on rod iron surface, thickness is 1 ~ 3mm.Soap-free emulsion polymeization isolated material will be pasted
Rod iron be placed in steel pipe sleeve, steel pipe sleeve diameter 4mm at least bigger than the diameter of rod iron stretch section.Rod iron is placed in steel bushing
Afterwards, end socket Circular Plate, end socket Circular Plate internal diameter 4 ~ 8mm bigger than rod iron stretch section, so that end socket Circular Plate is smooth are inserted in from end
Penetrate.End socket annulus external diameter 4 ~ 6mm bigger than steel pipe sleeve outer diameter, and welded end socket Circular Plate and steel pipe sleeve by angle welding
Connect.In the space that high-strength packing material is injected between steel pipe sleeve and rod iron.
Steel pipe sleeve 4 is connectionless with real core rod iron, and real core rod iron is penetrated in steel pipe sleeve 4.Rod iron surrender section 1, rod iron mistake
Section 2, rod iron stretch section 3 are crossed in factory by forging molding, material can select low yield strength steel, also can select common low carbon
Steel, also can select low-alloy steel product.But rod iron surrender section 1, rod iron changeover portion 2, the material of rod iron stretch section 3 need identical.
The diameter of rod iron stretch section 3 is about 1.5 ~ 2.0 times of the rod iron surrender diameter of section 1.Rod iron changeover portion 2 is cone cylinder body shape
Shape, transition section length surrenders the diameter of section 1 not less than rod iron, and diameter surrenders the diameter phase of section 1 with rod iron at the microcephaly of rod iron changeover portion 2
Together, diameter is identical with the diameter of rod iron stretch section 3 at the major part of rod iron changeover portion 2.
Anti-slip protruding circular ring 8 is fixed on the middle part of rod iron surrender section 1, and length 20mm, internal diameter surrenders the diameter phase of section 1 with rod iron
Together, external diameter 4mm bigger than internal diameter.In manufacturing process, can be by annulus cutting into 2 semicircular rings（As shown in Figure 7）, semicircular ring respectively with
Rod iron surrender section 1 is attached straight through the angle welding on ring side.The material of anti-slip protruding circular ring 8 uses ordinary low-carbon steel.
Steel pipe sleeve 4 is the round steel pipe that ordinary low-carbon steel makes, and round steel bore at least needs than the diameter of rod iron stretch section 3
Big 4mm, is shorter in length than real core rod iron entire length.
, than the big 4 ~ 8mm of rod iron stretch section 3, external diameter is than the external diameter about 4 ~ 6mm of steel pipe sleeve 4, end socket for the internal diameter of end socket Circular Plate 7
Circular Plate 7 is connected by angle welding with steel pipe sleeve 4.
The rod iron region surface wrapped up by sleeve pastes the small soap-free emulsion polymeization isolated material 5 of friction.To be pasted with soap-free emulsion polymeization every
Steel pipe sleeve 4 is penetrated from the rod iron of material 5 and after the welding of sleeve two ends finishes end socket Circular Plate 7, by tube wall opened round aperture,
High intensity packing material 6 is poured into, the compression strength of packing material is not less than 40MPa.High intensity packing material fills out 6 full sleeve inseams
Gap.
In steel pipe sleeve 4, a part stretches out steel pipe sleeve 4 to the part of rod iron stretch section 3.Rod iron stretch section 3 stretches out steel
The part of pipe sleeve cylinder 4 is tapped, is connected with outer structural parts 11 by double nut, and joint outer part is clamped in the middle of double nut.
Alignment error can be adjusted by rotating nut.Perforate is answered on outer structural parts 11, so that rod iron support is penetrated, aperture ratio rod iron
The big 10mm of the diameter of stretch section 3.
As shown in Fig. 2 the real core rod iron of rod iron support, by 3 groups of rod iron surrender section 1, rod iron changeover portion 2 and rod iron stretch section
Into, real core rod iron is integrally presented variable cross-section form, and, by forging molding, two ends diameter is big, and mid diameter is small for whole real core rod iron,
The top diameter of rod iron changeover portion 2 is identical with the rod iron surrender diameter of section 1, and diameter at butt end is identical with the diameter of rod iron stretch section 3.Rod iron bullet
Property a diameter of surrender 1.5 times of section diameter of section, the length of rod iron changeover portion 2 surrenders the diameter of section 1 not less than rod iron.Real core rod iron entirety
After forging molding, in lathe by stretch section tapping, the depth of thread is controlled by rod iron bearing capacity, it is ensured that nut connection bearing capacity is not
Less than the ultimate bearing capacity of rod iron.
The internal diameter of steel pipe sleeve 4 should be greater than rod iron stretch section diameter, and meet equation below：
In formulaIt is the length of rod iron support,It is steel elastic modelling quantity,It is steel pipe sleeve the moment of inertia,For rod iron is bent
Section area of section is taken,It is the yield strength of rod iron steel
After rod iron shaping, anti-slip protruding circular ring 8 is welded in the middle part of surrender section.
After the welding of anti-slip protruding circular ring 8 is finished, the soap-free emulsion polymeization for pasting thickness about 1 ~ 3mm on real core rod iron surface isolates material
Material 5.It is identical with steel pipe sleeve 4 that soap-free emulsion polymeization isolated material 5 pastes length.Then the rod iron that soap-free emulsion polymeization isolated material will be adhesive with is whole
Body is penetrated in steel pipe sleeve 4.And in the tip position of steel pipe sleeve 4 welding end socket Circular Plate 7.After the completion of end socket Circular Plate 7 is welded,
High intensity packing material 6 is poured into steel pipe, it is ensured that closely knit to fill.
As shown in fig. 6, rod iron support is connected by the mode that double nut clamping is connected with outer structural parts 11.Double nut point
It is inner screw nut 9 and outboard nut 10, is outer structural parts 11 between two nuts, perforate is answered on outer structural parts 11, so as to steel
Rod support is penetrated, the big 10mm of diameter of aperture ratio rod iron stretch section 3.
It is 3m with a length, bearing capacity is 500kN, as a example by being supported using the rod iron of Q235 steel, illustrates its design result.
Determine that rod iron surrenders section diameter 52mm, surrender segment length 2356mm according to bearing capacity；Changeover portion top diameter 52mm, diameter at butt end
78mm, one end length 52mm；The a diameter of 78mm of stretch section, one end elasticity segment length 270mm, stretch section stretches into length in steel pipe and is
120mm；Soap-free emulsion polymeization isolated material thickness 2mm；Steel pipe sleeve diameter 100mm, wall thickness 10mm, length 2700mm；End socket Circular Plate
Thickness 6mm, external diameter 110mm, internal diameter 82mm.
Claims (6)
1. a kind of compression can surrender the support of shaped steel rod, with a real core rod iron an of forging molding, a steel pipe sleeve, its
It is characterised by：The real core rod iron is surrendered section (1), rod iron changeover portion (2), rod iron stretch section (3) and is constituted by rod iron, wherein, steel
Rod surrender section (1) two ends have rod iron changeover portion (2), and rod iron changeover portion (2) has outward rod iron stretch section (3), rod iron stretch section
(3) tapped on, anti-slip protruding circular ring (8) is welded in the middle part of rod iron surrender section (1), and nothing is pasted on real core rod iron surface
Isolated material (5) is bonded, the real core rod iron for having soap-free emulsion polymeization isolated material is placed in steel pipe sleeve (4), the two ends of steel pipe sleeve (4)
End socket Circular Plate (7) is welded with, high-strength packing material (6) is filled in the space between steel pipe sleeve (4) and real core rod iron；It is described
Rod iron changeover portion (2) is round estrade shape, and rod iron changeover portion (2) top diameter is identical with rod iron surrender section (1) diameter, and major part is straight
Footpath is identical with rod iron stretch section (3) diameter；1.5 ~ 2.0 times of a diameter of rod iron surrender section (1) diameter of rod iron stretch section (3), steel
Rod changeover portion (2) length surrenders section (1) diameter not less than rod iron；The rod iron stretch section (3) stretches out the part of steel pipe sleeve (4)
Clamped with outer structural parts (11) by inner screw nut (9) and outboard nut (10) and be connected, and installation is adjusted by rotating nut
Error.
2. compression according to claim 1 can surrender the support of shaped steel rod, it is characterised in that：The anti-slip protruding circular ring
(8) length is 20mm, and internal diameter is identical with rod iron surrender section (1) diameter, external diameter 4mm bigger than internal diameter.
3. compression according to claim 1 can surrender the support of shaped steel rod, it is characterised in that：The steel pipe sleeve (4) is general
The round steel pipe that logical mild steel makes, round steel bore is shorter in length than real core rod iron than at least big 4mm of rod iron stretch section (3) diameter
Entire length.
4. compression according to claim 1 can surrender the support of shaped steel rod, it is characterised in that：In the end socket Circular Plate (7)
Than rod iron stretch section (3) big 4 ~ 8mm of diameter, than steel pipe sleeve (4) big 4 ~ 6mm of external diameter, end socket Circular Plate (7) is by angle for external diameter in footpath
Weld seam is connected with steel pipe sleeve (4).
5. compression according to claim 1 can surrender the support of shaped steel rod, it is characterised in that：The high-strength packing material (6)
Compression strength >=40MPa.
6. compression according to claim 1 can surrender the support of shaped steel rod, it is characterised in that：The outer structural parts（11）On
It is provided with the hole for penetrating rod iron support, the big 10mm of aperture ratio rod iron stretch section (3) diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510002154.9A CN104595684B (en) | 2015-01-05 | 2015-01-05 | Compression yieldable-type steel bar support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510002154.9A CN104595684B (en) | 2015-01-05 | 2015-01-05 | Compression yieldable-type steel bar support |
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| Publication Number | Publication Date |
|---|---|
| CN104595684A CN104595684A (en) | 2015-05-06 |
| CN104595684B true CN104595684B (en) | 2017-05-24 |
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| CN201510002154.9A Active CN104595684B (en) | 2015-01-05 | 2015-01-05 | Compression yieldable-type steel bar support |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105333294A (en) * | 2015-11-11 | 2016-02-17 | 陈菲 | Structuring method for improving compression bearing capability of component |
| CN112503383A (en) * | 2020-12-02 | 2021-03-16 | 中国人民解放军陆军工程大学 | Tubular structure filled with flexible material |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH08239917A (en) * | 1995-03-06 | 1996-09-17 | Ougi F C Kk | Sound-and-heat insulation material |
| DE19632982A1 (en) * | 1996-08-16 | 1998-02-19 | Gbs Grundbau Bohrtechnik Spezi | Injection hose for building sealant for sealing construction joints |
| CN2654759Y (en) * | 2003-11-08 | 2004-11-10 | 周世斌 | Regulatable plane installing construction unit |
| CN201078050Y (en) * | 2007-07-10 | 2008-06-25 | 南京丹普科技工程有限公司 | Flection restrict dissipating energy support with gap and antiskid hump |
| CN201172902Y (en) * | 2008-01-25 | 2008-12-31 | 北京工业大学 | Hinge connection anti-flexion support |
| CN104088375B (en) * | 2014-06-19 | 2017-02-15 | 北京工业大学 | Buckling restriction steel bar structure |
| CN204494060U (en) * | 2015-01-05 | 2015-07-22 | 上海应用技术学院 | Pressurized can be surrendered shaped steel rod and support |
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