CN210767565U - Cover plate structure of loft type stair - Google Patents
Cover plate structure of loft type stair Download PDFInfo
- Publication number
- CN210767565U CN210767565U CN201921233005.3U CN201921233005U CN210767565U CN 210767565 U CN210767565 U CN 210767565U CN 201921233005 U CN201921233005 U CN 201921233005U CN 210767565 U CN210767565 U CN 210767565U
- Authority
- CN
- China
- Prior art keywords
- section bar
- cover plate
- section
- attic
- plate structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Steps, Ramps, And Handrails (AREA)
Abstract
The utility model discloses a apron structure of loft formula stair that stretches out, including the structure body, the structure body is formed by butt joint of section bar one and section bar two-pass. The first section and the second section are both made of aluminum alloy materials. The convex joint of the first section is in a structure that two sides of a middle bulge are provided with grooves; the groove joint is of a convex structure with the middle sunken parts and the two sides, so that the butt joint is more precise, the sealing is good, the dustproof effect is achieved, and the sound insulation effect is achieved. The two-purpose aluminum corner connectors of the section bar are connected into a rectangular or square frame, the first section bars are sequentially connected and spliced in the square frame, the shape of a plane plate can be spliced, a complete cover plate is formed in the middle of the aluminum alloy section bars of the second installation section bar, and the two-purpose aluminum corner connectors are connected and spliced.
Description
Technical Field
The utility model relates to an aluminum alloy ex-trusions technical field especially relates to a apron structure of loft formula stair that stretches out.
Background
The traditional stairs in the family are all fixed in the past, so that the space is greatly occupied; the structure of the extension-type stair cover plate of the attic is troublesome to install, and the processing is complicated no matter the attic stair cover plate is made of carbon steel or wood materials at present. Carbon steel apron generally will be processed into shape earlier, needs several people to process, and equipment is also than many, and the process is too many, and self weight is big, and is higher to the heavy requirement in entrance to a cave, still will weld after the shaping, can produce during the welding and weld the cigarette and can pollute the air, and the welding still needs polishing, can use after the spraying, and the cycle length is processed, and the preparation is inconvenient, handles still to rust well, influences pleasing to the eye, and production efficiency is low also not environmental protection.
The wood cover plate is not fireproof, is easy to deform due to moisture, generates dust during processing, is harmful to human bodies, generates peculiar smell by using an adhesive during splicing, and is pollution-free and environment-friendly to the atmosphere; meanwhile, the defects of complex processing, long manufacturing period and low production efficiency exist.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an apron structure to solve the problem that above-mentioned prior art exists, this apron structure has better leakproofness, and sound construction has dustproof and syllable-dividing effect.
In order to achieve the above object, the utility model provides a following scheme: the utility model provides a cover plate structure of loft stretching type stair, including section bar one and section bar two, the polylith of pegging graft each other and assembling section bar two-purpose aluminium angle sign indicating number connects into the square frame of a rectangle, polylith section bar one connect the concatenation in the rectangle square frame that section bar two are constituteed.
Further, the first section bar is an aluminum alloy section bar I.
Furthermore, the first section bar is in a shape of a long strip plate, two ends of the first section bar are butt joints, and the butt joints at the two ends are respectively and integrally provided with a bulge and a groove for connecting and assembling.
Furthermore, one end butt joint of the first section bar is a convex joint, and the convex joint is of a structure with grooves in the middle of two sides of a protrusion.
Furthermore, the other end butt joint of the first section bar is a groove joint which is a structure with bulges at two sides of a middle depression.
Further, two reinforcing ribs are arranged in the middle of the first section bar.
Further, the second section is an aluminum alloy section II.
Furthermore, the second section bar is in a strip plate shape, one end of each of two ends of the second strip section bar is an outer groove, the other end of each of the two ends of the second strip section bar is an embedded groove, and the first section bar is inserted into the embedded grooves.
Further, the outer groove is used for fixing the aluminum corner connector, and two edges of the embedded groove are right-angle edges.
Furthermore, a reinforcing rib is arranged in the middle of the second section bar, and slots of two corner chips are correspondingly arranged in the second section bar.
The utility model discloses for prior art gain following technological effect:
the utility model provides a apron structure of loft formula stair, elegant appearance, the material is lighter, and the dead weight is lighter, is difficult for rustting, is difficult for the oxidation, and structure body practical life is longer, and durable degree is high.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic connection diagram of a first section bar and a second section bar;
FIG. 2 is a schematic structural diagram of a first section bar;
FIG. 3 is a schematic structural diagram of a second profile;
FIG. 4 is a schematic view of the assembly process of the cover plate;
wherein, 1 is a first section bar; 1-1 raised joint; 1-2 reinforcing ribs; 1-3 groove joints; 2, section bar II; 2-1 outer groove; 2-2 middle reinforcing ribs; 2-3 corner code piece slots; 2-4 embedding grooves and 2-5 aluminum corner brace fixing holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The cover plate structure of the extension-type attic stair has the characteristics of attractive appearance, lighter material, lighter self weight, difficult rusting, difficult oxidation, longer service life of the structure body, high durability and the like.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
As shown in fig. 1-4, the present invention provides a cover plate structure for an attic retractable staircase, which comprises a structural body, wherein the structural body is formed by a first section bar 1 and a second section bar 2 through butt joint.
The first section bar 1 and the second section bar 2 are butted to form a cover plate, the front of the first section bar 1 is provided with a convex joint 1-1, the rear of the first section bar 1 is provided with a groove joint 1-3, and two reinforcing ribs 1-2 for increasing strength are arranged in the body. One end of the second section bar 2 is provided with an embedded groove 2-4, and two sides of the embedded groove 2-4 are right angles. The other end of the second section bar 2 is provided with a hidden groove (an outer groove 2-1) for fixing an angle code; the hidden groove (the outer groove 2-1) is connected with an aluminum corner brace fixing hole 2-5, and two corner brace inserting grooves are formed in the second section bar 2. The two sectional materials 2 are used as a frame, aluminum corner connectors are inserted into aluminum corner connector fixing holes 2-5 at one end of the two sectional materials 2 and are locked through connecting screws to form a U-shaped frame, the two sectional materials 1 are sequentially connected end to end when the bodies are in butt joint, and the convex grooves are in butt joint in the grooves to form a plane. The section bar 1 is directly inserted into the embedding groove 2-4 of the section bar II 2, and the other end of the U-shaped frame is connected and sealed by the section bar II 2 and the aluminum corner connectors.
The first section bar 1 and the second section bar 2 are both made of aluminum alloy materials, and the two strengthening ribs 1-2 for strengthening are arranged inside the first section bar 1, so that the strength is strengthened, and the deformation is not easy. The convex joint 1-1 of the first section bar 1 is in a structure with grooves at two sides of a middle bulge; the groove joints 1-3 are of structures with bulges at the two sides of the middle concave part, so that the butt joint is more precise, the sealing is good, the dustproof effect is achieved, and the sound insulation effect is achieved.
The middle part of the second section bar 2 body is provided with a reinforcing rib 2-2 which can increase strength, the middle part and the right part of the body are provided with an upper symmetrical angle code piece slot 2-3 and a lower symmetrical angle code piece slot 2-3, so that the two bodies can be ensured to be on a plane in the connection process, the appearance is more attractive and firmer, the left side of the body is provided with an angle code fixing hole, and the two bodies are connected and fixed together through two angle codes, so that the connection is firm and reliable, the welding is omitted, the environment is protected, the labor is saved, the processing time is shortened, and the.
The second section bar 2 is connected into a rectangular or square frame by using aluminum corner connectors as shown in figure 4, a plurality of first section bars 1 are sequentially connected and spliced in the square frame, a planar plate can be spliced, a complete cover plate is formed in the middle of the aluminum alloy section bars of the second section bar 2, and the second section bar is connected and spliced conveniently and quickly, can be produced in batch, is environment-friendly and is easy to process.
The utility model discloses a concrete example is applied to explain the principle and the implementation mode of the utility model, and the explanation of the above example is only used to help understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (10)
1. The utility model provides a apron structure of loft formula stair which characterized in that: the aluminum corner connector comprises a first section bar and a second section bar which are spliced and assembled with each other, wherein a plurality of the section bar dual-purpose aluminum corner connectors are connected into a rectangular square frame, and a plurality of the section bar first connector is spliced and assembled in the rectangular square frame formed by the section bar second connector.
2. The cover plate structure of an attic extension-type staircase according to claim 1, wherein: the first section is an aluminum alloy section I.
3. The cover plate structure of an attic extension-type staircase according to claim 1, wherein: the first section bar is in a strip plate shape, two ends of the strip section bar are butt joints, and the butt joints at the two ends are respectively and integrally provided with a bulge and a groove for connection and assembly.
4. The cover plate structure of an attic extension-type staircase according to claim 3, wherein: one end butt joint of the first section bar is a convex joint, and the convex joint is in a structure that two sides of the middle protrusion are provided with grooves.
5. The cover plate structure of an attic extension-type staircase according to claim 3, wherein: the other end butt joint of the first section bar is a groove joint which is of a structure that the middle of the groove joint is sunken, and two sides of the groove joint are provided with bulges.
6. The cover plate structure of an attic extension-type staircase according to claim 3, wherein: and two reinforcing ribs are arranged in the middle of the first section bar.
7. The cover plate structure of an attic extension-type staircase according to claim 1, wherein: the second section is an aluminum alloy section II.
8. The cover plate structure of an attic extension-type staircase according to claim 1, wherein: the second section bar is in a strip plate shape, one end of each of two ends of the second strip section bar is an outer groove, the other end of each of the two ends of the second strip section bar is an embedded groove, and the first section bar is inserted into the embedded grooves.
9. The cover plate structure of an attic extension-type staircase according to claim 8, wherein: the outer groove is used for fixing the aluminum corner connector, and two edges of the embedded groove are right-angle edges.
10. The cover plate structure of an attic extension-type staircase according to claim 1, wherein: and a reinforcing rib is arranged in the middle of the second section bar, and two slots with corner chips are correspondingly arranged in the second section bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921233005.3U CN210767565U (en) | 2019-08-01 | 2019-08-01 | Cover plate structure of loft type stair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921233005.3U CN210767565U (en) | 2019-08-01 | 2019-08-01 | Cover plate structure of loft type stair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210767565U true CN210767565U (en) | 2020-06-16 |
Family
ID=71057571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921233005.3U Active CN210767565U (en) | 2019-08-01 | 2019-08-01 | Cover plate structure of loft type stair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210767565U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115346451A (en) * | 2022-08-19 | 2022-11-15 | 深圳市艾比森光电股份有限公司 | Box body assembly and display screen |
-
2019
- 2019-08-01 CN CN201921233005.3U patent/CN210767565U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115346451A (en) * | 2022-08-19 | 2022-11-15 | 深圳市艾比森光电股份有限公司 | Box body assembly and display screen |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210767565U (en) | Cover plate structure of loft type stair | |
| CN2918574Y (en) | Double-dovetail key | |
| CN106050054A (en) | Door and window plastic profile | |
| CN213449060U (en) | Steel plate rib exposed frame assembly type curtain wall | |
| CN212836075U (en) | High strength assembly type building wall | |
| CN109629712B (en) | Spliced section bar assembly and spliced product thereof | |
| CN209799156U (en) | Light composite energy-saving wall material for building | |
| CN210767564U (en) | Aluminum alloy section for wall-hung type telescopic stair base fixing frame | |
| CN213418086U (en) | Prefabricated wallboard installation node and prefabricated wallboard | |
| CN211115538U (en) | Seamless splicing structure of steel door split frame | |
| CN219197175U (en) | Large-size hollow fusiform shutter | |
| CN218374611U (en) | Aluminum-clad steel frame profile for glass curtain wall | |
| CN219604719U (en) | Mounting structure of glass curtain wall guardrail | |
| CN215630647U (en) | Frame connection structure of sunshine room | |
| CN213573681U (en) | Door plate frame structure of loft telescopic stair | |
| CN209976357U (en) | Connecting structure for frame metal section bar group angle of passive metal wood door and window | |
| CN210767566U (en) | Frame structure of loft type stair | |
| CN209976356U (en) | Connection structure of leaf frame metal section group angle department of passive form metal wood door and window | |
| CN220203260U (en) | Building externally hung wallboard | |
| CN220747232U (en) | Special steel structure for elevator shaft | |
| CN211257488U (en) | Large-scale aluminum alloy profile produced by small extruder | |
| CN215977974U (en) | Curved surface triangle unit group frame mounting structure with corner connectors | |
| CN218406189U (en) | Aluminum veneer convenient to fix on gable | |
| CN217400726U (en) | High-strength aluminum alloy door and window | |
| CN220378632U (en) | High-strength aluminum profile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |