CN112324049B - Steel structure net rack for small space - Google Patents
Steel structure net rack for small space Download PDFInfo
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- CN112324049B CN112324049B CN202011217151.4A CN202011217151A CN112324049B CN 112324049 B CN112324049 B CN 112324049B CN 202011217151 A CN202011217151 A CN 202011217151A CN 112324049 B CN112324049 B CN 112324049B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 26
- 239000010959 steel Substances 0.000 title claims abstract description 26
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000005489 elastic deformation Effects 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 5
- 238000010276 construction Methods 0.000 description 9
- 230000003014 reinforcing effect Effects 0.000 description 4
- 230000004308 accommodation Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/04—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
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- Structural Engineering (AREA)
- Details Of Indoor Wiring (AREA)
Abstract
The invention discloses a steel structure net rack for a small space, which comprises a plurality of net rack units, wherein each net rack unit comprises a bearing cross beam and a bearing frame, the bearing cross beam is an I-shaped beam or a T-shaped beam, an inserting support is arranged in the middle of the bearing cross beam, sliding supports are respectively arranged on the bearing cross beams on the two sides of the inserting support, an inserting port is formed in the inserting support, a vertical beam for supporting the bearing frame is inserted and connected through the inserting port, and a hinged support is arranged at the inserting port; the bearing frame comprises two single beams, the two single beams of the bearing frame are connected through a top support at the middle position, the inner side of each single beam is provided with an ear plate with two hinged supports, and the hinged support below the middle position of each hinged support is connected with the hinged support on the sliding support through a first connecting rod; and the hinged support at the upper position is connected with the hinged support at the corresponding side of the inserting support through a second connecting rod. The invention has the advantages of compact structure, convenient lap joint and installation, good interchangeability and high installation strength.
Description
Technical Field
The invention relates to the technical field of steel structure supports, in particular to a steel structure net rack with high strength and stability and used for a small space.
Background
The steel construction is used for in the aspect of the building usually, along with people to the reinforcing of environmental protection consciousness, and traditional concrete construction is widely replaced to the steel construction building, and the steel construction has also obtained bigger utilization space, has yieldability and reliable and stable bearing capacity, and support construction is convenient, and the maintenance volume is little, and the support is retrieved the reuse rate height, reduces bamboo timber, timber and uses, and the environmental protection benefit is very obvious.
The steel structure net rack is a spatial structure formed by connecting a plurality of rod pieces through nodes according to a certain grid form, has the advantages of space stress, light weight, high rigidity, good earthquake resistance and the like, and is widely applied to various building fields. In the construction of large-size medium-large steel structure net rack engineering, the technology is complex, the joint connection structure is complex for the consideration of strength and stability, the full assembly operation is difficult to achieve on the construction site, and besides adopting bolt connection, welding means are more or less needed for connecting all components. But in the small space field, the steel structure rack has great advantage, can use some simple and easy assembled structures to replace, only need choose reasonable installation technique for use, strengthens the quality detection, in time discovers and solves potential quality hidden danger. However, the steel structure net rack has more installation nodes, all links are closely connected, and the potential quality safety hazard exists because of the engineering characteristics and the influence of external factors easily; it is necessary to design a structure with better stability, carry out elaborate design and specialized construction on the connecting nodes of the structure to ensure the continuity of assembly and the overall structural strength and stability of the integral steel structure net rack,
disclosure of Invention
The technical problem to be solved by the invention is to provide a steel structure net rack for small space, which is used for solving the defects in the technical background.
The technical problem solved by the invention is realized by adopting the following technical scheme:
a steel structure net rack for a small space comprises a plurality of net rack units which are formed by splicing, wherein each net rack unit comprises a bearing cross beam and a bearing frame;
the bearing cross beam is an I-shaped beam or a T-shaped beam, an inserting support is arranged in the middle of the bearing cross beam, an inserting port is formed in the inserting support, hinged supports are arranged on two sides of the inserting port respectively, a sliding support is arranged on each of two sides, corresponding to the inserting support, of the bearing cross beam, the sliding support is sleeved on the bearing cross beam, can slide along the length direction of the bearing cross beam and is fixed at any position in the length direction of the bearing cross beam on the corresponding side, and a hinged support is arranged on the sliding support;
the bearing frame comprises two single beams, the single beams are T-shaped beams, the two single beams are fixedly connected with two ends of the bearing cross beam at the outer sides respectively, the inner sides of the two single beams are connected through a top support and are unfolded through the top support to form a symmetrical herringbone structure, the bearing frame is connected with a vertical beam at the position of the top support, a gap adjusting space is reserved between the upper part of the vertical beam and the top support, and the vertical beam is inserted and fixed on the inserting port at the bottom; the single beam is provided with an ear plate at the position which is 1/3-1/2 of the outside of the connecting part of the top bracket, two hinged supports are arranged at the positions of the ear plates, and the hinged support at the lower part of the two hinged supports is connected with the hinged support on the sliding bracket through a first connecting rod; and the hinged support at the upper position is connected with the hinged support at the corresponding side of the inserting support through a second connecting rod.
And as further limitation, the inserting support is an inverted T-shaped support, the width of the inserting support is consistent with that of the bearing cross beam, clamping plates are arranged on two sides of the inserting support, assembling threaded holes are formed in the surface of the inserting support and the corresponding assembling positions of the bearing cross beam, and after the inserting support is clamped on the corresponding positions of the upper surface of the bearing cross beam through the clamping plates, the inserting support is fixedly assembled at the positions of the assembling threaded holes through threaded connectors.
And as a further limitation, the inserting port is matched with the section of the vertical beam, an assembling threaded hole is reserved in the inserting port, and the vertical beam is assembled and fixed at the position of the assembling threaded hole through a threaded connecting piece after being inserted into the inserting port.
As a further limitation, the sliding support is of a sleeve pipe structure, is sleeved on the beam surface of the bearing beam, is provided with 2-6 groups of through holes which are penetrated oppositely on the upper surface and the lower surface, and is welded with a positioning bolt at the position of the through hole, a plurality of assembly holes arranged in the length direction of the bearing beam are reserved on the bearing beam at the fixed position corresponding to the sliding support, the sliding support moves to the position corresponding to the assembly holes, and is fixed in position through a screw rod penetrating through the through holes on the upper surface and the lower surface.
As a further limitation, the sliding support is arranged at the position of the inserting port, which is 1/6-1/4 of the length of the bearing beam outwards, so that a better position fixing effect is obtained.
As a further limitation, the upright beam is assembled and connected with the top support through a movable block at the position of the top support, the movable block is embedded in the middle of the top support and comprises a sleeve, an elastic structural member and an internal top block, the internal top block is embedded in the sleeve and concentrically arranged with the sleeve, an assembly surface matched with the upright beam is arranged on the lower surface of the internal top block, and the elastic structural member is arranged in the sleeve and abuts against the upper surface of the internal top block at the lower part.
Has the advantages that: the steel structure net rack for the small space can be assembled in a combined mode on site and is formed by splicing steel sections, so that the operation is convenient, the cost is reduced, and the site operation and transportation are convenient; compact structure after the shaping, the atress is rational in infrastructure, and intensity is high and stability is good, can carry out the regulation of micro-deformation after the assembly, and the accommodation process is very simple and convenient moreover, has reduced installer's work load, more nimble of accommodation process, and the spatial grid structure that the adjustment was accomplished can effectually carry out the supporting role to the rack inside, avoids steel construction rack atress degree too big emergence deformation to cause the damage, has practiced thrift the cost and the work degree of difficulty, has improved the overall stability and the intensity of structure.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.
Fig. 2 is a schematic sectional detail view of the movable block of fig. 1.
In the figure: 1. assembling a base; 2. a fifth hinge support; 3. a single beam; 4. an ear plate; 5. a top support; 6. a movable block; 7. erecting a beam; 8. a load-bearing beam; 9. a sliding bracket; 10. a first link; 11. a third hinge support; 12. inserting a support; 13. clamping a plate; 14. an interface; 15. a second link; 16. a first hinge support; 17. a second hinge support; 18. a fourth hinge support; 19. an elastic rubber cushion block; 20. an inner top block; 21. a sleeve.
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully hereinafter with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "left," "right," and similar expressions refer to positional relationships in fig. 1 and 2, for purposes of illustration only, and do not represent the only embodiments. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 and 2, a preferred embodiment of a steel structure grid for small space, in this embodiment, the steel structure grid is specially used in a small space structure with an area less than 200 flat, and includes a plurality of grid units formed by splicing, and the structure of each grid unit is as shown in fig. 1, including a load-bearing beam 8 and a load-bearing frame.
The bearing cross beam 8 is a T-shaped beam, the T-shaped reinforcing surface of the bearing cross beam is upward, and the bearing cross beam 8 is connected with the assembly seats 1 at two sides and is connected with the adjacent grid units through the assembly seats 1; and the upper part of the middle position of the bearing cross beam 8 is provided with an inserting support 12, the surface of the inserting support 12 is provided with an assembling threaded hole matched with the bearing cross beam 8, the width of the inserting support 12 is consistent with the surface width of the T-shaped reinforcing surface of the bearing cross beam 8, clamping plates 13 are arranged on the lower parts of two sides in the width direction, and the inserting support 12 is assembled and fixed on the bearing cross beam 8 through a threaded connector after being clamped on the surface of the bearing cross beam 8 through the clamping plates 13 on the two sides. In the present embodiment, a socket 14 for assembling the upright 7 and third hinge supports 11 provided on both sides of the socket 14 for connecting with the second link 15 are formed on the upper surface of the socket support 12.
In addition, sliding supports 9 are respectively arranged on the two sides of the bearing cross beam 8 corresponding to the plug-in support 12, and the sliding supports 9 are arranged between the plug-in support 12 and the assembly seat 1 and at positions corresponding to 1/6 of the length of the bearing cross beam outside the plug-in interface 14 on the plug-in support 12. The cross section of the sliding support 9 is matched with the bearing beam 8, the sliding support is a sleeve structure sleeved on the bearing beam 8, 4 groups of through holes which are penetrated oppositely are arranged on the upper surface and the lower surface of the sliding support, positioning bolts are welded at the positions of the through holes, a plurality of assembly holes which are arranged in the length direction of the bearing beam are reserved at the fixed position of the bearing beam 8 corresponding to the sliding support 9, so that the sliding support 9 moves to the position of the corresponding assembly hole, and the position is fixed through a screw rod penetrating through the through holes on the upper surface and the lower surface; a section of the sliding bracket 9 is adapted to be hinged with the first link 10, and thus a fourth hinge support 18 is provided on the upper surface of the sliding bracket 9.
The bearing frame comprises two single beams 3, the two single beams 3 are both T-shaped beams, corresponding T-shaped reinforcing surfaces face downwards, the two single beams 3 are connected with the assembly seat 1 through the fifth hinged support 5 on the outer sides respectively and connected with the bearing cross beam 8 through the assembly seat 1, and the two single beams 3 are separated into a symmetrical herringbone structure through the top support 5. The inner sides of the single beams 3 are respectively provided with an ear plate 4, the ear plates 4 are correspondingly arranged at the outward 1/3 position of the connecting part of the top support 5, the ear plates 4 are provided with a first hinged support 16 and a second hinged support 17, the first hinged support 16 is hinged with a third hinged support 11 on the corresponding side through a second connecting rod 15, and the second hinged support 17 is hinged with a fourth hinged support 18 on the sliding support 9 after the corresponding side is fixed through a first connecting rod 10.
The lower portion of the top support 5 is provided with a movable block 6, the structure of the movable block 6 is shown in fig. 2, and the movable block comprises a sleeve 21, an elastic rubber cushion block 19 and an internal top block 20, wherein a notch used for fixing the top surface of the upright beam 7 is formed in the inner surface of the internal top block 20, an internal thread is formed in the notch, an external thread is formed in the outer surface of the upright beam 7, so that the upper end of the upright beam 7 can be fixed in the internal top block 20 in a screwing mode, the internal top block 20 is sleeved on the sleeve 21, and meanwhile, the sleeve 21 is internally provided with the elastic rubber cushion block 19 which abuts against the upper end face of the sleeve 21 and serves as an elastic structural part. The arrangement of the elastic rubber cushion block 19 can ensure that a gap adjusting space is reserved between the upper part of the vertical beam and the top support, and a certain buffer space is avoided when the steel structure net rack is stressed. The lower end face of the vertical beam 7 is inserted into the insertion port 14, and the vertical beam 7 is assembled and fixed in position through a threaded connecting piece after being inserted into the insertion port 14.
The structure setting of the two-link structure cooperation sliding support 9 and the grafting support 12 of this embodiment can effectively weaken the influence of rack unit bearing installation displacement, deviation to rack unit intensity under the prerequisite that founds roof beam 7 and plays the main structure support to adapt to through self-deformation, avoid body grid structure unbalance, guarantee grid structure stability, and then guarantee overall structure's stability, safety.
The foregoing shows and describes the general principles, principal features, and advantages of the invention. Those skilled in the art will appreciate that the present invention is not limited to the embodiments described above, which are described in detail in the specification only for the purpose of illustrating the principles of the present invention, but that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.
Claims (5)
1. A steel structure net rack for a small space comprises a plurality of net rack units which are formed by splicing, and is characterized in that each net rack unit comprises a bearing cross beam and a bearing frame;
the bearing cross beam is an I-shaped beam or a T-shaped beam, an inserting support is arranged in the middle of the bearing cross beam, an inserting port is formed in the inserting support, hinged supports are arranged on two sides of the inserting port respectively, a sliding support is arranged on the bearing cross beam corresponding to two sides of the inserting support respectively, the sliding support is sleeved on the bearing cross beam and can slide along the length direction of the bearing cross beam and is fixed at any position in the length direction of the bearing cross beam on the corresponding side, and the hinged support is arranged on the sliding support;
the bearing frame comprises two single beams, the single beams are T-shaped beams, the two single beams are fixedly connected with two ends of a bearing cross beam at the outer sides respectively, the inner sides of the two single beams are connected through a top support and are expanded into a symmetrical herringbone structure through the top support, the bearing frame is connected with a vertical beam at the position of the top support, the vertical beam is in assembly connection with the top support through a movable block at the position of the top support, the movable block is embedded in the middle of the top support and comprises a sleeve, an elastic structural member and an inner top block, the inner top block is embedded in the sleeve and is concentrically arranged with the sleeve, an assembly surface matched with the vertical beam is arranged on the lower surface of the inner top block, the elastic structural member is arranged in the sleeve and abuts against the upper surface of the inner top block at the lower part, and a gap adjusting space is formed between the upper part of the vertical beam and the top support through elastic deformation of an elastic rubber cushion block in the using process; the bottom of the vertical beam is inserted and fixed on the inserting port; the single beam is provided with an ear plate at the position of 1/3-1/2 of the outside of the connecting part of the top bracket, two hinged supports are arranged at the positions of the ear plates, and the hinged support at the lower part of the two hinged supports is connected with the hinged support on the sliding bracket through a first connecting rod; and the hinged support at the upper position is connected with the hinged support at the corresponding side of the inserting support through a second connecting rod.
2. The steel structure net rack for the small space according to claim 1, wherein the socket support is an inverted T-shaped support, the width of the inverted T-shaped support is consistent with that of the bearing cross beam, clamping plates are arranged on two sides of the inverted T-shaped support, assembling threaded holes are arranged on the surface of the socket support and corresponding assembling positions of the bearing cross beam, and the socket support is fixedly assembled at the assembling threaded holes through threaded connectors after being clamped on the corresponding positions of the upper surface of the bearing cross beam through the clamping plates.
3. The steel structure net rack for the small space according to claim 1, wherein the insertion port is a insertion port matched with the cross section of the vertical beam, an assembly threaded hole is reserved in the insertion port, and the vertical beam is fixed in position by a threaded connector at the position of the assembly threaded hole after being inserted into the insertion port.
4. The steel structure net rack for the small space according to claim 1, wherein the sliding support is a sleeve pipe structure, is sleeved on the beam surface of the bearing beam, is provided with 2-6 groups of through holes which are penetrated oppositely on the upper and lower surfaces, and is welded with a positioning bolt at the position of the through hole, a plurality of assembling holes arranged in the length direction of the bearing beam are reserved on the bearing beam at the fixed position corresponding to the sliding support, the sliding support moves to the position corresponding to the assembling holes, and is fixed in position by a screw rod penetrating through the through holes on the upper and lower surfaces.
5. The steel structure net rack for the small space according to claim 1, wherein the sliding support is provided at a position of the socket position 1/6-1/4 of the length of the bearing beam outwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011217151.4A CN112324049B (en) | 2020-11-04 | 2020-11-04 | Steel structure net rack for small space |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011217151.4A CN112324049B (en) | 2020-11-04 | 2020-11-04 | Steel structure net rack for small space |
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| Publication Number | Publication Date |
|---|---|
| CN112324049A CN112324049A (en) | 2021-02-05 |
| CN112324049B true CN112324049B (en) | 2023-01-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011217151.4A Active CN112324049B (en) | 2020-11-04 | 2020-11-04 | Steel structure net rack for small space |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047523B (en) * | 2021-05-12 | 2021-11-16 | 中建八局第二建设有限公司 | Prestressed steel pull rod for truss steel beam node support |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101581123A (en) * | 2009-05-21 | 2009-11-18 | 深圳奥意建筑工程设计有限公司 | Steel roof system |
| CN109577485A (en) * | 2018-12-05 | 2019-04-05 | 江苏春都钢结构工程有限公司 | A kind of steel structure net rack |
| CN210887724U (en) * | 2019-09-10 | 2020-06-30 | 张亚娟 | Building roof supports steel construction |
| CN211689838U (en) * | 2019-12-21 | 2020-10-16 | 丘永康 | Bridge with bearing deformation structure |
| CN211774554U (en) * | 2020-01-15 | 2020-10-27 | 汕尾市宏昇钢结构有限公司 | Reinforced steel structure bearing beam structure for building |
-
2020
- 2020-11-04 CN CN202011217151.4A patent/CN112324049B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101581123A (en) * | 2009-05-21 | 2009-11-18 | 深圳奥意建筑工程设计有限公司 | Steel roof system |
| CN109577485A (en) * | 2018-12-05 | 2019-04-05 | 江苏春都钢结构工程有限公司 | A kind of steel structure net rack |
| CN210887724U (en) * | 2019-09-10 | 2020-06-30 | 张亚娟 | Building roof supports steel construction |
| CN211689838U (en) * | 2019-12-21 | 2020-10-16 | 丘永康 | Bridge with bearing deformation structure |
| CN211774554U (en) * | 2020-01-15 | 2020-10-27 | 汕尾市宏昇钢结构有限公司 | Reinforced steel structure bearing beam structure for building |
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| CN112324049A (en) | 2021-02-05 |
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Denomination of invention: A steel structure grid for small spaces Effective date of registration: 20231201 Granted publication date: 20230131 Pledgee: Hunan Miluo rural commercial bank Limited by Share Ltd. Pledgor: Miluo Yichuan Steel Structure Engineering Co.,Ltd. Registration number: Y2023980068877 |