CN103397641A - Triangular surrounding purlin for foundation pit retaining and protecting inner support system - Google Patents
Triangular surrounding purlin for foundation pit retaining and protecting inner support system Download PDFInfo
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- CN103397641A CN103397641A CN2013103197089A CN201310319708A CN103397641A CN 103397641 A CN103397641 A CN 103397641A CN 2013103197089 A CN2013103197089 A CN 2013103197089A CN 201310319708 A CN201310319708 A CN 201310319708A CN 103397641 A CN103397641 A CN 103397641A
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Abstract
The invention discloses triangular surrounding purlin for a foundation pit retaining and protecting inner support system. The triangular surrounding purlin is characterized in that a bottom side component, a first right-angle side component and a second right-angle side component form an isosceles right triangle structure in a surrounding manner and are fixedly welded with one another; a plurality of connecting holes A are formed in two side wing panels of H-shaped steel A in the bottom side component, rectangular flange plates are fixedly welded at two ends of the H-shaped steel A, and flange reinforcement strut angles are arranged in two side grooves of the H-shaped steel A; a plurality of connecting holes B are formed in outer side wing panels of H-shaped steel B in the first right-angle side component, a plurality of reinforcement plates and a lifting lug plate are arranged in two side grooves of the H-shaped steel B, and a rectangular seal plate is fixedly welded at one end of the H-shaped steel B; a lifting lug plate C is arranged in two side grooves of H-shaped steel C in the second right-angle side component. The triangular surrounding purlin has the advantage that the triangular surrounding purlin is mainly used for a purlin surrounding position of the inner support system, is applicable to being switched with a diagonal bracing, is convenient to assemble and disassemble and can be reused, so that purposes of saving the construction cost and facilitating construction are achieved.
Description
Technical field
The present invention relates to technical field of civil engineering, relate in particular to a kind of triangle for pattern foundation pit supporting structure inner support system and enclose purlin.
Background technology
In the Soft Soil Foundation Pit engineering, steel concrete or steel pipe support supporting and protection structure, in order to reduce the distortion of foundation ditch, increase stability, and method commonly used is at present: increase the reinforced concrete fortifield village purlin quantity of size, increase steel pipe support in the street, reduce spacing etc.But this will increase the consumption of constructional materials greatly, also reduce effective construction space in foundation ditch.Due to the steel support structure that adopts at present, mainly using single shaped steel or steel pipe as brace summer, between every shaped steel or steel pipe, do not form effectively and connect, can not be as combining structure work, so their support rigidity is lower, the power that can bear is relatively limited, for the larger foundation ditch of span, adopts existing steel shotcrete support to be difficult to control its distortion.These support members are owing to being all much to make by the site operation requirement, the connection dimension that there is no standard, can't reach between all parts and exchange and general purpose, after causing foundation pit construction to complete, most of support components all become expendable consumed product, can not reuse.
Summary of the invention
The present invention is directed to above-mentioned the deficiencies in the prior art, provide a kind of triangle for pattern foundation pit supporting structure inner support system to enclose purlin, what be mainly used in the inner support system encloses the purlin position, be applicable to enclose the switching between purlin and diagonal brace, easy accessibility, can repeatedly reuse, reach the purpose of saving construction cost, convenient construction.
Technical scheme of the present invention is achieved in that
A kind of triangle for pattern foundation pit supporting structure inner support system encloses purlin, comprises base parts, the first right-angle side parts and the second right-angle side parts, and base parts, the first right-angle side parts and the second right-angle side parts surround the isosceles right triangle structure and are welded and fixed; Described base parts comprise H shaped steel A, on the wing plates on two sides of H shaped steel A, all have a plurality of connecting hole A, six connecting hole A are one group, six connecting hole A of every group are divided into two rows and corresponding setting one by one up and down, the both ends of the surface of H shaped steel A are cross section and are welded with the rectangular flange plate, on the rectangular flange plate, have four flange holes, four flange holes are square profile, in the grooves on two sides of H shaped steel A, be provided with flange and strengthen support angle, flange is strengthened support angle and with web and the rectangular flange plate of H shaped steel A, is welded and fixed respectively; Described the first right-angle side parts comprise H shaped steel B, on the outside wing plate of H shaped steel B, have a plurality of connecting hole B, four connecting hole B are one group, four connecting hole B of every group are square profile, in the grooves on two sides of H shaped steel B, be equipped with a plurality of stiffeners and a shackle plate B, stiffener is vertical with wing plate with the web of H shaped steel B and be welded and fixed respectively, shackle plate B is vertical with wing plate with the web of H shaped steel B and be welded and fixed respectively, on shackle plate B, have lifting hole(eyelet), the end face of H shaped steel B is cross section and is welded with the rectangle shrouding, and the other end of H shaped steel B is scarf; Described the second right-angle side parts comprise H shaped steel C, in the grooves on two sides of H shaped steel C, be equipped with a shackle plate C, the web of shackle plate C and H shaped steel C is vertical with wing plate and be welded and fixed, and on shackle plate C, has lifting hole(eyelet), the end face of H shaped steel C is cross section, and the other end of H shaped steel C is scarf; Wherein, the inboard wing plate of the crosscut end face of H shaped steel C and H shaped steel B is welded and fixed, the scarf end of the scarf end of H shaped steel B and H shaped steel C inserts in the side groove of H shaped steel A and is welded and fixed, and the web of the web of H shaped steel B2 and H shaped steel C3 is positioned at same plane vertical with the web of H shaped steel A1; The angle inboard of described H shaped steel A and H shaped steel B is provided with the triangle deep floor, and the triangle deep floor is vertical with the inboard wing plate of the web of H shaped steel A and H shaped steel B and be welded and fixed respectively.
For fear of enclosing on the purlin parts, produce ponding, as preferably, on the web of described H shaped steel A, have drain hole A.On the web of described H shaped steel B, have drain hole B.On the web of described H shaped steel C, have drain hole C.
As preferably, on the wing plates on two sides of described H shaped steel A, all have 24 connecting hole A, be divided into 4 groups, in six connecting hole A of every group, the pitch of holes of two neighbouring connecting hole A is that 190mm is to 210mm, the pitch of holes of two connecting hole A that left and right is adjacent be 95mm to 105mm, the diameter of connecting hole A is that 25mm is to 30mm.
As preferably, the diameter of described flange hole be 25mm to 30mm, the pitch of holes of neighbouring two flange holes adjacent with left and right is 190mm to 210mm.
As preferably, on the outside wing plate of described H shaped steel B, have 12 connecting hole B, be divided into 3 groups, in four connecting hole B of every group, the pitch of holes of neighbouring two connecting hole Bs adjacent with left and right is 190mm to 210mm, and connecting hole B diameter is that 25mm is to 30mm.
The present invention is owing to having adopted above technical scheme, and this encloses the purlin parts and is provided with the standard size connecting hole, can be linked and packed with the other standards parts, realizes the assembling of inner support system, can realize the matching requirements of plurality of specifications foundation ditch.What this standarized component was mainly used in the inner support system encloses the purlin position, is applicable to enclose the switching between purlin and diagonal brace, and characteristics are to be connected with the miscellaneous part of this parts triangular facet vertical direction.Easy accessibility, can repeatedly reuse, and reaches the purpose of saving construction cost.The inner support system of using this cover standard component to assemble out with ad hoc fashion, meeting in prestressed situation, can save larger construction space, convenient construction.Be provided with shackle plate, conveniently enclose the purlin parts carrying, remove and install and all parts that encloses the purlin parts is provided with the connection dimension of standard, reached between all parts and exchanged and general purpose.
The accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of base parts;
Fig. 3 is the top view of Fig. 2;
Fig. 4 is the lateral view of Fig. 2;
Fig. 5 is the structural representation of the first right-angle side parts;
Fig. 6 is the top view of Fig. 5;
Fig. 7 is the structural representation of the second right-angle side parts;
Fig. 8 is the top view of Fig. 7.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is made a detailed explanation.
Embodiment 1:
a kind of triangle for pattern foundation pit supporting structure inner support system as shown in Figure 1 encloses purlin, comprise base parts, the first right-angle side parts and the second right-angle side parts, base parts, the first right-angle side parts and the second right-angle side parts surround the isosceles right triangle structure and are welded and fixed, as Fig. 2, Fig. 3, shown in Figure 4, described base parts comprise H shaped steel A1, on the wing plates on two sides of H shaped steel A1, all have a plurality of connecting hole A11, six connecting hole A11 are one group, six connecting hole A11 of every group are divided into two rows and corresponding setting one by one up and down, the both ends of the surface of H shaped steel A1 are cross section and are welded with rectangular flange plate 13, on rectangular flange plate 13, have four flange holes 131, four flange holes 131 are square profile, in the grooves on two sides of H shaped steel A1, be provided with flange and strengthen support angle 14, flange is strengthened support angle 14 and with web and the rectangular flange plate 13 of H shaped steel A1, is welded and fixed respectively, as Fig. 5, shown in Figure 6, described the first right-angle side parts 2 comprise H shaped steel B2, on the outside wing plate of H shaped steel B2, have a plurality of connecting hole B21, four connecting hole B21 are one group, four connecting hole B21 of every group are square profile, in the grooves on two sides of H shaped steel B2, be equipped with a plurality of stiffeners 22 and a shackle plate B23, stiffener 22 is vertical with wing plate with the web of H shaped steel B2 and be welded and fixed respectively, shackle plate B23 is vertical with wing plate with the web of H shaped steel B2 and be welded and fixed respectively, on shackle plate B23, have lifting hole(eyelet), the end face of H shaped steel B2 is cross section and is welded with rectangle shrouding 25, the other end of H shaped steel B2 is scarf, as shown in Figure 7, Figure 8, described the second right-angle side parts comprise H shaped steel C3, in the grooves on two sides of H shaped steel C3, be equipped with a shackle plate C32, the web of shackle plate C32 and H shaped steel C3 is vertical with wing plate and be welded and fixed, on shackle plate C32, have lifting hole(eyelet), the end face of H shaped steel C3 is cross section, and the other end of H shaped steel C3 is scarf, as shown in Figure 1, wherein, the inboard wing plate of the crosscut end face of H shaped steel C3 and H shaped steel B2 is welded and fixed, the scarf end of the scarf end of H shaped steel B2 and H shaped steel C3 inserts in the side groove of H shaped steel A1 and is welded and fixed, and the web of the web of H shaped steel B2 and H shaped steel C3 is positioned at same plane vertical with the web of H shaped steel A1, the angle inboard of described H shaped steel A1 and H shaped steel B2 is provided with triangle deep floor 4, and triangle deep floor 4 is vertical with the inboard wing plate of the web of H shaped steel A1 and H shaped steel B2 and be welded and fixed respectively.The outside of the first right-angle side parts, for the assembling side, is stressed limit, inboard welding triangle deep floor, and inboard, stressed limit also is welded with stiffener, to improve support strength.On two right-angle side parts, near parts place, base, be welded with shackle plate, because of this component weight heavier, to facilitate the use lifting appliance, for guaranteeing to guarantee in hoisting process the safety of lifting, this shackle plate in H shaped steel groove and with three welding, guarantee its intensity, also can play the part booster action.
In the present embodiment, on the web of described H shaped steel A1, have drain hole A12, on the web of described H shaped steel B2, have drain hole B24, on the web of described H shaped steel C3, have drain hole C31, drain hole is set, so that at rain weather or in the water construction environment, reach the purpose of draining, reduce the corrosion of these parts.On the wing plates on two sides of described H shaped steel A1, all have 24 connecting hole A11, be divided into 4 groups, in six connecting hole A11 of every group: the pitch of holes of two neighbouring connecting hole A11 is that 190mm is to 210mm, the pitch of holes of two connecting hole A11 that left and right is adjacent be 95mm to 105mm, the diameter of connecting hole A11 is that 25mm is to 30mm.The diameter of described flange hole 131 be 25mm to 30mm, the pitch of holes of neighbouring two flange holes 131 adjacent with left and right is 190mm to 210mm.On the outside wing plate of described H shaped steel B2, have 12 connecting hole B21, be divided into 3 groups, in four connecting hole B21 of every group, the pitch of holes of neighbouring two connecting hole B21s adjacent with left and right is 190mm to 210mm, and connecting hole B21 diameter is that 25mm is to 30mm.
It is emphasized that: above is only preferred embodiment of the present invention, not the present invention is done to any pro forma restriction, every foundation technical spirit of the present invention, to any simple modification, equivalent variations and modification that above embodiment does, all still belongs in the scope of technical solution of the present invention.
Claims (7)
1. the triangle for pattern foundation pit supporting structure inner support system encloses purlin, it is characterized in that, comprise base parts, the first right-angle side parts and the second right-angle side parts, base parts, the first right-angle side parts and the second right-angle side parts surround the isosceles right triangle structure and are welded and fixed, described base parts comprise H shaped steel A(1), H shaped steel A(1) on wing plates on two sides, all have a plurality of connecting hole A(11), six connecting hole A(11) it is one group, six connecting hole A(11 of every group) be divided into two rows and corresponding setting one by one up and down, H shaped steel A(1) both ends of the surface are cross section and are welded with rectangular flange plate (13), on rectangular flange plate (13), have four flange holes (131), four flange holes (131) are square profile, at H shaped steel A(1) grooves on two sides in be provided with flange and strengthen support angle (14), flange strengthen support angle (14) respectively with H shaped steel A(1) web and rectangular flange plate (13) be welded and fixed, described the first right-angle side parts (2) comprise H shaped steel B(2), H shaped steel B(2) on outside wing plate, have a plurality of connecting hole B(21), four connecting hole B(21) it is one group, four connecting hole B(21 of every group) be square profile, H shaped steel B(2) in grooves on two sides, be equipped with a plurality of stiffeners (22) and a shackle plate B(23), stiffener (22) respectively with H shaped steel B(2) web vertical with wing plate and be welded and fixed, shackle plate B(23) respectively with H shaped steel B(2) web vertical with wing plate and be welded and fixed, shackle plate B(23) on, have lifting hole(eyelet), H shaped steel B(2) a end face is cross section and is welded with rectangle shrouding (25), H shaped steel B(2) other end is scarf, described the second right-angle side parts comprise H shaped steel C(3), H shaped steel C(3) in grooves on two sides, be equipped with a shackle plate C(32), shackle plate C(32) with H shaped steel C(3) web vertical with wing plate and be welded and fixed, shackle plate C(32) on, have lifting hole(eyelet), H shaped steel C(3) a end face is cross section, H shaped steel C(3) other end be scarf, wherein, H shaped steel C(3) crosscut end face and H shaped steel B(2) inboard wing plate be welded and fixed, H shaped steel B(2) scarf end and H shaped steel C(3) the scarf end insert H shaped steel A(1) a side groove in and be welded and fixed H shaped steel B(2) web and H shaped steel C(3) web be positioned at same plane and with H shaped steel A(1) web vertical, described H shaped steel A(1) and H shaped steel B(2) the angle inboard be provided with triangle deep floor (4), triangle deep floor (4) respectively with H shaped steel A(1) web and H shaped steel B(2) inboard wing plate vertical and be welded and fixed.
2. a kind of triangle for pattern foundation pit supporting structure inner support system according to claim 1 encloses purlin, it is characterized in that described H shaped steel A(1) web on have drain hole A(12).
3. a kind of triangle for pattern foundation pit supporting structure inner support system according to claim 1 encloses purlin, it is characterized in that described H shaped steel B(2) web on have drain hole B(24).
4. a kind of triangle for pattern foundation pit supporting structure inner support system according to claim 1 encloses purlin, it is characterized in that described H shaped steel C(3) web on have drain hole C(31).
5. a kind of triangle for pattern foundation pit supporting structure inner support system according to claim 1 encloses purlin, it is characterized in that, described H shaped steel A(1) on wing plates on two sides, all have 24 connecting hole A(11), be divided into 4 groups, six connecting hole A(11 of every group) in, two neighbouring connecting hole A(11) pitch of holes be 190mm to 210mm, two connecting hole A(11 that left and right is adjacent) pitch of holes be 95mm to 105mm, connecting hole A(11) diameter be that 25mm is to 30mm.
6. a kind of triangle for pattern foundation pit supporting structure inner support system according to claim 1 encloses purlin, it is characterized in that, the diameter of described flange hole (131) be 25mm to 30mm, the pitch of holes of neighbouring two flange holes (131) adjacent with left and right is 190mm to 210mm.
7. a kind of triangle for pattern foundation pit supporting structure inner support system according to claim 1 encloses purlin, it is characterized in that, described H shaped steel B(2) on outside wing plate, have 12 connecting hole B(21), be divided into 3 groups, four connecting hole B(21 of every group) in, neighbouring two the connecting hole B(21s adjacent with left and right) pitch of holes is 190mm to 210mm, connecting hole B(21) diameter is that 25mm is to 30mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310319708.9A CN103397641B (en) | 2013-07-25 | 2013-07-25 | A kind of triangle for pattern foundation pit supporting structure inner support system encloses purlin |
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| CN201310319708.9A CN103397641B (en) | 2013-07-25 | 2013-07-25 | A kind of triangle for pattern foundation pit supporting structure inner support system encloses purlin |
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| CN103397641A true CN103397641A (en) | 2013-11-20 |
| CN103397641B CN103397641B (en) | 2016-04-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113266015A (en) * | 2021-02-21 | 2021-08-17 | 东通岩土科技股份有限公司 | Sawtooth type steel enclosing purlin |
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| JP3772657B2 (en) * | 2000-09-05 | 2006-05-10 | 鹿島建設株式会社 | Sliding mountain retaining system |
| CN101310078A (en) * | 2005-11-16 | 2008-11-19 | 斯博泰科有限公司 | Apparatus for fixing a wale |
| CN101310079A (en) * | 2005-11-16 | 2008-11-19 | 斯博泰科有限公司 | Temporary soil sheathing apparatus |
| CN103161168A (en) * | 2013-02-22 | 2013-06-19 | 东通岩土科技（杭州）有限公司 | Detachable prestress supporting frame system |
| CN203373751U (en) * | 2013-07-25 | 2014-01-01 | 浙江博雷重型机床制造有限公司 | Triangular surrounding purlin for inner supporting system for foundation pit supporting |
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2013
- 2013-07-25 CN CN201310319708.9A patent/CN103397641B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3772657B2 (en) * | 2000-09-05 | 2006-05-10 | 鹿島建設株式会社 | Sliding mountain retaining system |
| CN101310078A (en) * | 2005-11-16 | 2008-11-19 | 斯博泰科有限公司 | Apparatus for fixing a wale |
| CN101310079A (en) * | 2005-11-16 | 2008-11-19 | 斯博泰科有限公司 | Temporary soil sheathing apparatus |
| CN103161168A (en) * | 2013-02-22 | 2013-06-19 | 东通岩土科技（杭州）有限公司 | Detachable prestress supporting frame system |
| CN203373751U (en) * | 2013-07-25 | 2014-01-01 | 浙江博雷重型机床制造有限公司 | Triangular surrounding purlin for inner supporting system for foundation pit supporting |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113266015A (en) * | 2021-02-21 | 2021-08-17 | 东通岩土科技股份有限公司 | Sawtooth type steel enclosing purlin |
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| CN103397641B (en) | 2016-04-06 |
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Effective date of registration: 20200617 Address after: 311101 Dajin, gejiache village, Qiaosi street, Yuhang District, Hangzhou City, Zhejiang Province Patentee after: Hangzhou AMOLE Experimental Equipment Co., Ltd Address before: 313219 Zhejiang province Huzhou city Deqing County Town Road No. 1 Chomo leidian Patentee before: ZHEJIANG BOLEI HEAVY MACHINE TOOL MANUFACTURING Co.,Ltd. |