CN213087402U - I-steel cantilever frame and rotation external corner thereof - Google Patents
I-steel cantilever frame and rotation external corner thereof Download PDFInfo
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- CN213087402U CN213087402U CN202021063183.9U CN202021063183U CN213087402U CN 213087402 U CN213087402 U CN 213087402U CN 202021063183 U CN202021063183 U CN 202021063183U CN 213087402 U CN213087402 U CN 213087402U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 64
- 239000010959 steel Substances 0.000 title claims abstract description 64
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 3
- 210000000006 pectoral fin Anatomy 0.000 claims 1
- 230000032258 transport Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 8
- 238000010276 construction Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a I-steel cantilever frame and rotation external corner thereof. The external corner comprises a first bottom end plate and a second bottom end plate which are arranged in a V shape and connected together; the V-shaped back surfaces of the first bottom end plate and the second bottom end plate are fixedly provided with a first movable baffle and a second movable baffle which are arranged at intervals; bolt holes and arc-shaped holes located on at least one side of the bolt holes are formed in the first movable baffle and the second movable baffle, and virtual circle centers of the arc-shaped holes are located on the bolt holes. The utility model discloses a I-steel cantilever frame has decomposed into rotation external corner and I-steel cantilever beam, and the position of convenient adjustment cantilever beam separately transports simultaneously and has reduced the cost of transportation.
Description
Technical Field
The utility model relates to a I-steel frame of encorbelmenting and rotation external corner thereof belongs to the construction frame field of encorbelmenting.
Background
In the construction of the overhanging outer scaffold, because the external corner part of the building is mostly a shear wall or a column, I-shaped steel at the external corner position can not be arranged, if a hole is reserved, main bars of the shear wall and the column are damaged, the construction of the traditional method is difficult at present, and the construction efficiency is low. In order to solve the problem, the chinese utility model CN208633485U discloses a shape steel overhanging outer scaffold outer corner processing device which can be used in a turnover manner, comprising an upper positioning piece, a lower positioning piece, an outer corner processing device body and a pre-buried rod piece, wherein the pre-buried rod piece is connected with a shear wall or a column through the upper positioning piece and the lower positioning piece; the external corner processing device body is screwed up and fixedly connected with the frame column or the shear wall into a whole through the embedded rod piece and the screw cap.
The applicant researches and finds that the universality of the external corner of the overhanging external scaffold in the CN208633485U has certain defects, for example, the deviation of the embedded position of the external corner may cause that the i-steel cannot be directly aligned, and a bridge needs to be built to solve the position deviation, thereby affecting the installation efficiency of the cantilever frame.
In addition, the existing I-steel cantilever frame is of an integrated structure, so that the occupied space is large in the transportation process, and the logistics cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a I-steel cantilever crane and rotation external corner thereof should rotate the external corner and can conveniently adjust the relative position that rotates the external corner of I-steel cantilever beam to improve the commonality and the universality that rotate the external corner. Further, because the utility model discloses a I-steel cantilever frame has decomposed into rotation external corner and I-steel cantilever beam, and separately the transportation can reduce cost of transportation.
In order to realize the purpose, the utility model discloses the technical scheme who adopts is:
a rotating external corner of an I-shaped steel cantilever frame comprises a first bottom end plate and a second bottom end plate, wherein the first bottom end plate and the second bottom end plate are arranged in a V shape and connected together; the structure is characterized in that a first movable baffle and a second movable baffle which are arranged at intervals are fixed on the V-shaped back surfaces of the first bottom end plate and the second bottom end plate;
bolt holes and arc-shaped holes located on at least one side of the bolt holes are formed in the first movable baffle and the second movable baffle, and virtual circle centers of the arc-shaped holes are located on the bolt holes.
From this, fix a position through the bolt hole, adjust the position of I-steel cantilever beam relative rotation external corner through the arc hole to can improve the universality of rotating the external corner, and need not adopt the bridge to compensate installation error.
The virtual centre of a circle in arc hole refer to at first virtual circle, and the arc hole is located this virtual circle as one section arc of circle, then the virtual circle the centre of a circle of virtual circle is the virtual centre of a circle in arc hole promptly.
According to the utility model discloses an embodiment, can also be right the utility model discloses do further optimization, following for optimizing the technical scheme who forms afterwards:
in one preferred embodiment, a first arc-shaped hole and a second arc-shaped hole are symmetrically formed in two sides of the bolt hole, the arc openings of the first arc-shaped hole and the second arc-shaped hole are oppositely arranged and are located on the same imaginary circle, and the center of the imaginary circle is located on the bolt hole.
Preferably, the bolt hole, the first arc-shaped hole and the second arc-shaped hole of the first movable baffle plate are correspondingly superposed with the bolt hole, the first arc-shaped hole and the second arc-shaped hole of the second movable baffle plate when projected on the second movable baffle plate.
In one preferred embodiment, the first and second flaps are perpendicular to the length direction of the connecting seam of the first and second bottom end panels.
In order to adjust the position of the rotating external corner, which is arranged on the external corner, waist-shaped holes are formed in the first bottom end plate and the second bottom end plate.
Based on the same invention concept, the utility model also provides an I-steel cantilever frame, it includes I-steel cantilever beam, I-steel cantilever beam's external corner installation end stretches into in the clearance between the first adjustable fender of rotation external corner and the second adjustable fender to link together I-steel cantilever beam and rotation external corner through the fastener that corresponds through bolt hole, arc hole.
The I-steel cantilever beam, the first movable baffle and the second movable baffle are hinged and connected through a bolt hole penetrating through the rotating external corner and a first bolt of the first bolt mounting hole; and the I-steel cantilever beam, the first movable baffle and the second movable baffle are connected together through a second bolt correspondingly penetrating through the arc-shaped hole and the other bolt mounting holes. The outer corner mounting end of the I-shaped steel cantilever beam is provided with a U-shaped cantilever end plate, a bottom plate of the U-shaped cantilever end plate is provided with an I-shaped hole, and two side plates of the U-shaped cantilever end plate are provided with the bolt mounting holes; the end part of the I-shaped steel cantilever beam penetrates through the I-shaped hole and is connected with the U-shaped cantilever end plate in a welding mode.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a I-steel cantilever beam and rotation external corner cooperation can adjust the position of I-steel cantilever beam through the arc hole to improve the universality and the commonality of rotating the external corner, need not adopt the bridge to compensate the installation error who rotates the external corner. In other words, the I-steel cantilever frame can avoid bridging, saves cost, improves the attractiveness of the I-steel cantilever frame, and can ensure that the installation distance of the later-stage upright rod is uniform.
Furthermore, the utility model discloses a I-steel cantilever frame divide into and rotates external corner and I-steel cantilever beam, and the two separately transports and has reduced cost of transportation and logistics cost. In addition, the rotating external corner is small in size, convenient to package and capable of saving storage space and transportation space.
The utility model discloses a rotation external corner is the standard component, makes things convenient for large-scale production, and can reuse, has improved product utilization rate, and then the cost is reduced.
The utility model discloses a rotation external corner has compensatied because of burying the problem that the defect leads to the error too big, and then leads to installation difficulty or unable installation in advance, utilizes adjustable movable angle to reach the design effect.
Drawings
Fig. 1 is a schematic structural diagram of an i-steel cantilever according to an embodiment of the present invention;
FIG. 2 is a schematic view of the structure of one embodiment of the rotating external corner of FIG. 1;
FIG. 3 is a side view of FIG. 2;
fig. 4 is a rear view of fig. 2.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" in the following description are used only to indicate the correspondence between the upper, lower, left and right directions of the drawings themselves, and do not limit the structure.
An I-steel cantilever frame is shown in figure 1 and comprises an I-steel cantilever beam 2 and a rotating external corner 1 arranged at the end part of the I-steel cantilever beam. As shown in fig. 2 to 4, the external corner 1 comprises a first bottom end plate 11 and a second bottom end plate 12, which are arranged in a V-shape and connected together, and can be made of angle steel as a whole. Waist-shaped holes 13 are formed in the first bottom end plate 11 and the second bottom end plate 12 and used for fixing the rotating external corner 1 on the external corner of a beam or a column through embedded bolts and the like.
A first flapper 14 and a second flapper 15 are fixed to the back of the V-shaped structure formed by the first bottom end plate 11 and the second bottom end plate 12. Generally, the included angle between the first bottom end plate 11 and the second bottom end plate 12 is 90 °, so that the first bottom end plate can be attached to the external corner of the building body. First adjustable fender 14 and second adjustable fender 15 set up side by side, and have all seted up bolt hole 18 on first adjustable fender 14 and second adjustable fender 15, have all seted up first arc hole 16 and second arc hole 17 in the both sides of bolt hole 18. The arc openings of the first arc-shaped hole 16 and the second arc-shaped hole 17 are oppositely arranged. As shown in fig. 3, it is preferable that the first arc-shaped hole 16 and the second arc-shaped hole 17 are located on the same imaginary circle, so that the rotation male corner 1 can swing a certain angle left and right around the i-steel cantilever beam 2. For some cases, only one arc-shaped hole can be arranged on the movable baffle plate of the rotating external corner 1, the virtual circle center of the arc-shaped hole is positioned on the bolt hole 18, and the two arc-shaped holes are relatively safer from the viewpoint of connection reliability.
The external corner mounting end of the I-steel cantilever beam 2 is provided with three bolt holes, during mounting, a rotating external corner is fixed at the external corner of the beam, the column and the wall body through a fastener penetrating through a waist-shaped hole 13, the external corner mounting end of the I-steel cantilever beam 2 extends into a gap between a first movable baffle plate 14 and a second movable baffle plate 15, then the I-steel cantilever beam 2, the first movable baffle plate 14 and the second movable baffle plate 15 are hinged and connected through a first bolt 4 penetrating through a bolt hole 18 and a bolt hole in the middle of the external corner mounting end of the I-steel cantilever beam 2, and then the I-steel cantilever beam 2, the first movable baffle plate 14 and the second movable baffle plate 15 are connected together through a second bolt 3 correspondingly penetrating through a first arc-shaped hole 16, a second arc-shaped hole 17 and bolt holes on two sides of the external corner mounting end of the I-steel cantilever beam 2. When the installation angle between the rotating external corner 1 and the I-steel cantilever beam 2 needs to be adjusted, the I-steel cantilever beam 2 is directly rotated, and after the adjustment is finished, the first bolt 4 and the two second bolts 3 are fixed, so that reliable connection is formed.
It should be noted that if only one arc-shaped hole and one bolt hole 18 are formed in each movable baffle plate of the rotating external corner 1, only two bolt mounting holes need to be formed in the external corner mounting end of the i-steel cantilever beam 2. The external corner mounting end of the I-shaped steel cantilever beam 2 is provided with a U-shaped cantilever end plate, a bottom plate of the U-shaped cantilever end plate is provided with an I-shaped hole, and two side plates of the U-shaped cantilever end plate are respectively provided with three bolt mounting holes; the end part of the I-shaped steel cantilever beam 2 penetrates through the I-shaped hole and is connected with the U-shaped cantilever end plate in a welding mode, so that the two ends of the I-shaped hole can be fully welded, and the connecting strength of the I-shaped steel cantilever beam 2 is improved.
The above-mentioned embodiments are illustrative and should not be construed as limiting the scope of the invention, which is defined by the appended claims, and all modifications of the equivalent forms of the present invention which are obvious to those skilled in the art after reading the present invention.
Claims (8)
1. A rotating external corner of an I-shaped steel cantilever frame comprises a first bottom end plate (11) and a second bottom end plate (12), wherein the first bottom end plate (11) and the second bottom end plate (12) are arranged in a V shape and connected together; the device is characterized in that a first movable baffle (14) and a second movable baffle (15) which are arranged at intervals are fixed on the V-shaped back surfaces of the first bottom end plate (11) and the second bottom end plate (12);
bolt holes (18) and arc-shaped holes located on at least one side of the bolt holes (18) are formed in the first movable baffle (14) and the second movable baffle (15), and virtual circle centers of the arc-shaped holes are located on the bolt holes (18).
2. The rotating external corner of the I-steel cantilever frame according to claim 1, wherein the bolt hole (18) is symmetrically provided with a first arc-shaped hole (16) and a second arc-shaped hole (17) at two sides, the arc directions of the first arc-shaped hole (16) and the second arc-shaped hole (17) are oppositely arranged and are positioned on the same imaginary circle, and the center of the imaginary circle is positioned on the bolt hole (18).
3. The external corner of an I-steel cantilever according to claim 2, wherein the bolt hole, the first arc-shaped hole and the second arc-shaped hole of the first movable baffle (14) are correspondingly overlapped with the bolt hole, the first arc-shaped hole and the second arc-shaped hole of the second movable baffle (15) when projected on the second movable baffle (15).
4. The pivoting external corner of an i-steel cantilever according to any one of claims 1 to 3, wherein the first and second flippers (14, 15) are perpendicular to the length direction of the joint seam of the first and second bottom end plates (11, 12).
5. The pivoting external corner of an I-steel cantilever according to any one of claims 1 to 3, wherein the first bottom end plate (11) and the second bottom end plate (12) are provided with kidney-shaped holes (13).
6. An I-steel cantilever frame, comprising an I-steel cantilever beam (2), characterized in that the external corner mounting end of the I-steel cantilever beam (2) extends into the gap between the first movable baffle (14) and the second movable baffle (15) of the rotary external corner (1) according to any one of claims 1-5, and the I-steel cantilever beam (2) and the rotary external corner (1) are connected together by a fastener correspondingly passing through the bolt hole (18) and the arc hole.
7. The I-steel cantilever frame according to claim 6, wherein the I-steel cantilever beam (2) is provided with at least two bolt mounting holes at the external corner mounting end, and the I-steel cantilever beam (2), the first movable baffle (14) and the second movable baffle (15) are hinged and connected through a first bolt (4) penetrating through the bolt hole (18) of the rotating external corner and the first bolt mounting hole; the I-shaped steel cantilever beam (2), the first movable baffle (14) and the second movable baffle (15) are connected together through a second bolt (3) correspondingly penetrating through the arc-shaped hole and the rest bolt mounting holes.
8. The I-steel cantilever frame according to claim 6, wherein the external corner mounting end of the I-steel cantilever beam (2) is provided with a U-shaped cantilever end plate, the bottom plate of the U-shaped cantilever end plate is provided with an I-shaped hole, and two side plates of the U-shaped cantilever end plate are provided with the bolt mounting holes; the end part of the I-shaped steel cantilever beam (2) penetrates through the I-shaped hole and is connected with the U-shaped cantilever end plate in a welding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021063183.9U CN213087402U (en) | 2020-06-10 | 2020-06-10 | I-steel cantilever frame and rotation external corner thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021063183.9U CN213087402U (en) | 2020-06-10 | 2020-06-10 | I-steel cantilever frame and rotation external corner thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213087402U true CN213087402U (en) | 2021-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021063183.9U Expired - Fee Related CN213087402U (en) | 2020-06-10 | 2020-06-10 | I-steel cantilever frame and rotation external corner thereof |
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| CN (1) | CN213087402U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113882645A (en) * | 2021-10-18 | 2022-01-04 | 陕西驰恒永顺建设有限公司 | Novel adjustable corner steel beam attaching mechanism and using method |
| CN114382281A (en) * | 2022-02-28 | 2022-04-22 | 淮安市博彦土木工程科学研究院有限公司 | A hang and draw scaffold system that is used for building rotatable locking of corner position skew installation |
-
2020
- 2020-06-10 CN CN202021063183.9U patent/CN213087402U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113882645A (en) * | 2021-10-18 | 2022-01-04 | 陕西驰恒永顺建设有限公司 | Novel adjustable corner steel beam attaching mechanism and using method |
| CN114382281A (en) * | 2022-02-28 | 2022-04-22 | 淮安市博彦土木工程科学研究院有限公司 | A hang and draw scaffold system that is used for building rotatable locking of corner position skew installation |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210430 |
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| CF01 | Termination of patent right due to non-payment of annual fee |