CN219808569U - Assembled lengthened boom assembly for subway suspended ceiling - Google Patents
Assembled lengthened boom assembly for subway suspended ceiling Download PDFInfo
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- CN219808569U CN219808569U CN202320849620.7U CN202320849620U CN219808569U CN 219808569 U CN219808569 U CN 219808569U CN 202320849620 U CN202320849620 U CN 202320849620U CN 219808569 U CN219808569 U CN 219808569U
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- switching angle
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Abstract
The utility model discloses an assembled lengthened suspender assembly for a subway suspended ceiling, which comprises an angle steel suspension column and an upper suspended rib, wherein the top end of the angle steel suspension column is provided with an attached angle steel through a connecting bolt, the attached angle steel is fixed on a structural top plate through an expansion bolt, the bottom end of the angle steel suspension column is provided with a switching angle steel through the connecting bolt, the switching angle steel is provided with the upper suspended rib in a penetrating way, the length of the upper suspended rib is less than 1.5m, and the top thread section of the upper suspended rib penetrates through a transverse plate of the switching angle steel at a bolt penetrating hole of the transverse plate of the switching angle steel and is locked on the switching angle steel through a fastening nut. According to the utility model, the length of the upper hanging rib is increased through the angle steel hanging column, the problem of soft bending caused by the overlength of the upper hanging rib is avoided, the traditional combination of the conversion layer and the suspender is replaced by the cooperation of the angle steel hanging column, the upper hanging rib, the attachment angle steel and the switching angle steel, the force transmission path of the structure is clear, the whole structure is safe and stable, the construction flow is simplified, the construction efficiency is improved, and the material cost and the construction cost are reduced.
Description
Technical Field
The utility model relates to the technical field of subway decoration and fitment, in particular to an assembled lengthened suspender assembly for a subway suspended ceiling.
Background
Aluminum materials are often adopted in the subway decoration design method to display the modeling elements of the suspended ceiling, and the hollow rate of the suspended ceiling is basically about 30 to 40 percent, because the height from the top plate of the subway structure to the finished surface of the suspended ceiling is at least about 2.5m, however, when the length of the suspended rod is greater than 1.5m, a conversion layer is required to be arranged for reverse support, otherwise, the suspended rod has the problem of soft bending. The construction of present conversion layer all is on-the-spot processing and installation, need cut steel during the processing, need carry out welding operation during the installation, moreover, during the surface course aluminum product installation, jib and reverse support crosspiece weld or bolted connection are fixed, and the surface course aluminum product passes through special accessory and is connected with main joist, and connection structure is comparatively complicated.
Through long-term use practices, the following problems generally exist in the process of reverse supporting, processing and installing the conversion layer and the aluminum material installation: 1. the master of workers can take the material at any time during on-site cutting, so that unnecessary waste is caused, and personal injury is easily caused due to improper operation during cutting. 2. During the welding process, sparks splash, fire hazards are easy to occur, and each welding action point needs to be provided with a fire-watching person, so that the labor cost is high. 3. The welding operation is performed by a skilled worker and has a certain experience, and the labor cost is high. 4. The welding is performed at high altitude for one time, the welding qualification rate is low, the welding quality is often disqualified, the welding is required to be re-welded, reworking is caused, the cost is increased, and the construction period is prolonged. 5. After welding, welding slag is required to be cleaned, the welding part of each conversion layer suspender is required to be inspected, then rust-proof paint is painted, the working procedure is complex, the construction period is long, and the development of the industry of 'short, flat and fast' is not facilitated to decoration. 6. On-site leveling is difficult, once deviation occurs in the setting of the connection position of the transverse keels, the overall effect can be directly influenced, and the adjustment is difficult. 7. Sparks are easy to occur in the welding installation of the suspender and the reverse support, the adjustment is difficult after the installation is completed, when the suspender is connected with the reverse support bolt, the reserved bolt hole is deviated, the hole needs to be punched again, and the construction period is prolonged. 8. After the surface layer is installed, the reverse support, the main joist and the suspender of the conversion layer are clear at a glance, so that the device is messy, attractive and greatly discounted, is unfavorable for the design development at the present stage, and has complicated process installation procedures.
Disclosure of Invention
The utility model aims to provide an assembled lengthened suspension rod assembly for a subway suspended ceiling, which is used for solving the technical problems in the background technology.
In order to achieve the technical purpose, the utility model adopts the following technical scheme:
the utility model provides an assembled extension jib subassembly for subway furred ceiling, includes angle steel davit and goes up the hanging bar, the attached angle steel is installed through connecting bolt in angle steel davit top, and attached angle steel passes through expansion bolts to be fixed on the structure roof, and the switching angle steel is installed through connecting bolt to the bottom of angle steel davit, and wears to be equipped with the hanging bar on the switching angle steel, go up hanging bar length and be less than 1.5m, its top screw thread section runs through the diaphragm of switching angle steel in the bolt hole department of wearing of switching angle steel diaphragm to through the fastening nut lock solid on the switching angle steel that is located on the both sides screw thread section at the bottom of switching angle steel diaphragm top.
Preferably, the bolt penetrating holes at the top and bottom of the angle steel hanging column, the bolt penetrating holes on the attached angle steel transverse plate and the vertical plate are round holes, the bolt penetrating holes on the transfer angle steel transverse plate and the vertical plate are horizontally extending long round holes, and the bolt penetrating holes on the transfer angle steel transverse plate and the bolt penetrating holes on the vertical plate are mutually perpendicular in extending direction.
Preferably, at least two groups of bolt penetrating holes are formed in the transverse plate of the attaching angle steel.
Preferably, the length of the attached angle steel is greater than the plate width of any side vertical plate of the angle steel hanging column, the attached angle steel is arranged outside the opening of the angle steel hanging column, the length of the switching angle steel is matched with the plate width of one side vertical plate of the angle steel hanging column, and the switching angle steel is arranged inside the opening of the angle steel hanging column.
Preferably, the outer sides of the angle steel hanging column, the upper hanging rib, the attaching angle steel and the switching angle steel are all provided with anti-corrosion layers.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the length of the upper hanging rib is increased through the angle steel hanging column, the problem of soft bending caused by the overlength of the upper hanging rib is avoided, the traditional combination of the conversion layer and the hanging rod is replaced by the cooperation of the angle steel hanging column, the upper hanging rib, the attachment angle steel and the switching angle steel, the force transmission path of the structure is clear, the traditional welding mode is optimized to green assembly construction on the premise that the stability and the safety meet the standard requirements, the construction flow is simplified, the construction efficiency is improved, the space between the ceiling finishing surface and the structural top plate is greatly saved (the space at the height of about 100mm can be saved), more equipment can be accommodated between the ceiling and the structural top plate, the installation height of the ceiling section bar can be raised, the permeability and the aesthetic degree are improved, the pressing sense after the installation of the ceiling is reduced, the material consumption is less, and the material cost and the construction cost are reduced.
Drawings
The foregoing and/or other aspects and advantages of the present utility model will become more apparent and more readily appreciated from the detailed description taken in conjunction with the following drawings, which are meant to be illustrative only and not limiting of the utility model, wherein:
FIG. 1 is a schematic plan layout of the present utility model after installation;
FIG. 2 is a schematic cross-sectional view of the present utility model after installation;
FIG. 3 is an enlarged schematic view of FIG. 2A;
fig. 4 is a schematic diagram of a split structure of the angle steel suspension post, the attachment angle steel and the switching angle steel of the present utility model.
Reference numerals: 1. angle steel suspension posts; 2. lifting ribs; 3. attaching angle steel; 4. switching angle steel; 5. penetrating the bolt hole; 6. an expansion bolt; 7. a connecting bolt; 8. a fastening nut; 9. a hanging piece; 10. a main keel; 11. a lower hanging bar; 12. hooking up the keels; 13. aluminum profile suspended ceiling; 14. and (3) a structural top plate.
Detailed Description
Hereinafter, an embodiment of a fabricated extension boom assembly for a subway suspended ceiling according to the present utility model will be described with reference to the accompanying drawings. The examples described herein are specific embodiments of the present utility model, which are intended to illustrate the inventive concept, are intended to be illustrative and exemplary, and should not be construed as limiting the utility model to the embodiments and scope of the utility model. In addition to the embodiments described herein, those skilled in the art can adopt other obvious solutions based on the disclosure of the claims and specification, including those adopting any obvious substitutions and modifications to the embodiments described herein.
In the description of the present utility model, it should be noted that the terms "front", "rear", "left", "right", "top", "bottom", "upper", "lower", "inner", "outer", "transverse", "vertical", and the like indicate an azimuth or a positional relationship based on that shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The drawings in the present specification are schematic views, which assist in explaining the concept of the present utility model, and schematically show the shapes of the respective parts and their interrelationships. Note that, in order to clearly show the structures of the components of the embodiments of the present utility model, the drawings are not drawn to the same scale. Like reference numerals are used to denote like parts.
The principles and features of the present utility model are described below with reference to the drawings, the illustrated embodiments are provided for illustration only and are not intended to limit the scope of the present utility model. The preferred embodiment of the present utility model is described in further detail below in conjunction with fig. 1-4:
as shown in fig. 1-4, the preferred assembled lengthened boom assembly for a subway suspended ceiling of the utility model comprises an angle steel suspended column 1, an upper suspended rib 2, an attaching angle steel 3 and a switching angle steel 4, wherein the attaching angle steel 3 is arranged at the top end of the angle steel suspended column 1 through a connecting bolt 7, the attaching angle steel 3 is fixed on a structural top plate 14 through an expansion bolt 6, the intercepting length of the attaching angle steel 3 needs to be larger than the width of any side vertical plate of the angle steel suspended column 1 so as to ensure that the attaching angle steel 3 can be attached on the structural top plate 14 with enough area to provide a space for the installation of the expansion bolt 6, at least two groups of penetrating holes 5 are arranged on a transverse plate of each attaching angle steel 4 so as to ensure that the attaching angle steel 3 can root firmly at the structural top plate 14, and the vertical plate of the attaching angle steel 4 is attached on the outer side surface of one side vertical plate of the angle steel suspended column 1 and fixed through the connecting bolt 7 penetrating through the penetrating holes 5;
the bottom end of the angle steel hanging column 1 is provided with a switching angle steel 4 through a connecting bolt 7, the intercepting length of the connecting angle steel 4 is matched with the width of one side vertical plate of the angle steel hanging column 1, the vertical plate of the connecting angle steel 4 is attached to one side vertical plate of the angle steel hanging column 1 and is fixed through the connecting bolt 7 penetrating through a bolt hole 5 of the connecting angle steel hanging column 1, a transverse plate of the switching angle steel 4 is correspondingly arranged in an opening of the angle steel hanging column 1, an upper hanging rib 2 is penetrated through the transverse plate, the length of the upper hanging rib 2 is smaller than 1.5m so as to avoid the problem of soft bending, the threaded section at the top end of the upper hanging rib 2 penetrates through the transverse plate of the switching angle steel 4 at the penetrating hole 5 of the transverse plate of the switching angle steel 4, and is locked on the switching angle steel 4 through fastening nuts 8 positioned on the threaded sections at the two sides of the top and the bottom of the transverse plate of the switching angle steel 4;
in order to absorb the installation errors, the transverse plate of the switching angle steel 4 and the bolt penetrating holes 5 on the vertical plate are horizontally extended oblong holes, and the extending directions of the bolt penetrating holes 5 on the transverse plate of the switching angle steel 4 and the bolt penetrating holes 5 on the vertical plate are mutually perpendicular, so that the installation errors in the front-back direction and the left-right direction in the horizontal plane are absorbed, on the basis, the vertical locking position of the upper hanging bar 2 can be adjusted through the fastening nut 8 to further realize the absorption of the installation errors in the up-down direction, therefore, the corresponding lengthened hanging bar assembly can realize three-dimensional position fine adjustment so as to ensure the controllable installation accuracy;
during actual construction, an lengthened suspender component can be arranged along the arrangement direction of the aluminum profile suspended ceilings 13, then the main joists 10 are hung at the upper hanging ribs 2 in a row through hanging pieces 9, and the hooking keels 12 are further arranged below the main joists 10 in the direction perpendicular to the main joists 10 through hanging pieces 9 and lower hanging ribs 11 so as to hook the aluminum profile suspended ceilings 13 into place, so that the installation of the aluminum profile suspended ceilings 13 is completed.
In order to prolong the service life, the outer sides of the angle steel hanging column 1, the upper hanging rib 2, the attached angle steel 3, the switching angle steel 4 and the lower hanging rib 11 are all provided with anti-corrosion layers by electroplating or painting anti-rust paint.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (5)
1. A assembled extension jib subassembly for subway furred ceiling, its characterized in that: including angle steel davit (1) and last hanging bar (2), attached angle steel (3) are installed through connecting bolt (7) on angle steel davit (1) top, and attached angle steel (3) are fixed on structure roof (14) through expansion bolts (6), and switching angle steel (4) are installed through connecting bolt (7) to the bottom of angle steel davit (1), and wear to be equipped with on switching angle steel (4) to hang bar (2), go up hanging bar (2) length and be less than 1.5m, the diaphragm of switching angle steel (4) is run through in the bolt hole (5) department of switching angle steel (4) diaphragm to through being located fastening nut (8) lock on the both sides screw thread section at the top of switching angle steel (4) diaphragm bottom on switching angle steel (4).
2. A fabricated extension boom assembly for a subway suspended ceiling as set forth in claim 1, wherein: the bolt penetrating holes (5) at the top and bottom ends of the angle steel hanging column (1), the bolt penetrating holes (5) on the transverse plate and the vertical plate of the attaching angle steel (3) are round holes, the bolt penetrating holes (5) on the transverse plate and the vertical plate of the switching angle steel (4) are horizontally extended long round holes, and the bolt penetrating holes (5) on the transverse plate of the switching angle steel (4) and the bolt penetrating holes (5) on the vertical plate of the switching angle steel hanging column are mutually perpendicular in extending direction.
3. A fabricated extension boom assembly for a subway suspended ceiling as set forth in claim 1, wherein: at least two groups of bolt penetrating holes (5) are formed in the transverse plate of the attaching angle steel (3).
4. A fabricated extension boom assembly for a subway suspended ceiling as set forth in claim 1, wherein: the length of the attaching angle steel (3) is larger than the plate width of any one side of the vertical plate of the angle steel hanging column (1), the attaching angle steel (3) is arranged outside the opening of the angle steel hanging column (1), the length of the switching angle steel (4) is matched with the plate width of one side of the vertical plate of the angle steel hanging column (1), and the switching angle steel (4) is arranged inside the opening of the angle steel hanging column (1).
5. A fabricated extension boom assembly for a subway suspended ceiling as set forth in claim 1, wherein: the outer sides of the angle steel hanging column (1), the upper hanging rib (2), the attaching angle steel (3) and the switching angle steel (4) are all provided with anti-corrosion layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320849620.7U CN219808569U (en) | 2023-04-17 | 2023-04-17 | Assembled lengthened boom assembly for subway suspended ceiling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320849620.7U CN219808569U (en) | 2023-04-17 | 2023-04-17 | Assembled lengthened boom assembly for subway suspended ceiling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219808569U true CN219808569U (en) | 2023-10-10 |
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ID=88212349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320849620.7U Active CN219808569U (en) | 2023-04-17 | 2023-04-17 | Assembled lengthened boom assembly for subway suspended ceiling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219808569U (en) |
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2023
- 2023-04-17 CN CN202320849620.7U patent/CN219808569U/en active Active
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