CN219471392U - Reinforced steel structure stair - Google Patents
Reinforced steel structure stair Download PDFInfo
- Publication number
- CN219471392U CN219471392U CN202320273631.5U CN202320273631U CN219471392U CN 219471392 U CN219471392 U CN 219471392U CN 202320273631 U CN202320273631 U CN 202320273631U CN 219471392 U CN219471392 U CN 219471392U
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- Prior art keywords
- steel structure
- fixedly connected
- steel
- sleeved
- frame
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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- Ladders (AREA)
Abstract
The utility model discloses a reinforced steel structure stair, which comprises a steel structure frame, wherein two rows of equidistantly arranged mounting sleeves are sleeved on the steel structure frame, two support rods are fixedly connected between two adjacent mounting sleeves on the left side and the right side, ladder plates which are equidistantly arranged are arranged on the inner side of the steel structure frame, one side of each ladder plate is sleeved on each support rod, an inclined strut is fixedly connected on the other side of each ladder plate through a bolt, and the other end of each inclined strut is sleeved with the adjacent support rod; the top and the top homogeneous body of steel construction frame are formed with the lug that the equidistance was arranged, the recess with lug assorted is seted up to the inboard of installation cover, the lug extends to the inside of adjacent recess and contacts with the inner wall of recess. Compared with the traditional mounting mode of the steel structure stair, the utility model can improve the structural strength of the high structure stair, reduce the structural internal stress, improve the use safety of the steel structure stair, facilitate disassembly and assembly, facilitate production and turnover, and meet the use requirements of the steel structure stair.
Description
Technical Field
The utility model relates to the technical field of stairs, in particular to a reinforced steel structure stair.
Background
The steel structure stairway is also called as a steel stairway, is made of various general steel sectional materials, is adaptive to the main body structure, is connected with the nodes of each component by bolts, anchors, welding and other methods, and has lighter dead weight and small size error than the reinforced concrete stairway bearing component. The stair steps and the platform plates are suitable for being made of embossed or lattice steel plates to prevent skidding, the surfaces of the components are required to be coated with paint to prevent rust and fire, and the steel stair is in a plurality of forms. The fire evacuation ladder is suitable for fire evacuation ladders in factories, warehouses or public buildings. If the building is used as an inner stair of civil buildings, other decoration facing materials are often matched.
Because the existing steel stair connection mode is assembled by adopting bolts, anchors and welding modes, but the internal stress of the steel structure can be increased no matter punching or welding, the structural strength of the steel structure is reduced, the service life and the use safety of the steel structure stair are influenced, and the steel structure stair is inconvenient to disassemble and assemble, so that the difficulty is high during production and manufacture, the assembly efficiency and the turnover convenience of the steel structure stair are influenced, and the problem of inconvenient replacement of accessories is solved.
Disclosure of Invention
Aiming at the problems existing in the background technology, the utility model aims to provide a reinforced steel structure stair.
In order to solve the problems, the utility model adopts the following technical scheme.
The reinforced steel structure stair comprises a steel structure frame, wherein two rows of equidistantly arranged mounting sleeves are sleeved on the steel structure frame, two support rods are fixedly connected between two adjacent mounting sleeves on the left side and the right side, ladder plates which are equidistantly arranged are arranged on the inner side of the steel structure frame, one side of each ladder plate is sleeved on each support rod, an inclined strut is fixedly connected to the other side of each ladder plate through a bolt, and the other end of each inclined strut is sleeved with the adjacent support rod;
the top and the top homogeneous body of steel construction frame are formed with the lug that the equidistance was arranged, the recess with lug assorted is seted up to the inboard of installation cover, the lug extends to the inside of adjacent recess and contacts with the inner wall of recess.
As a further description of the above technical solution:
the bottom of steel construction frame contains two support steel poles, the installation cover cup joints on the support steel pole, two top and the equal fixedly connected with connecting rod of bottom between the support steel pole.
As a further description of the above technical solution:
the installation sleeve comprises a clamping plate, the bottom of the clamping plate is fixedly connected with a fixing plate through bolts, and the supporting rod is fixedly connected to the clamping plate.
As a further description of the above technical solution:
the ladder board comprises a pedal, first reinforcing ribs in a grid shape are integrally formed at the bottom of the pedal, second reinforcing ribs fixedly connected with the pedal are arranged in grids of the first reinforcing ribs, and the second reinforcing ribs are cross-shaped.
As a further description of the above technical solution:
the bottom of the installation sleeve is fixedly connected with a supporting column through a bolt, and the supporting column is installed on the fixing plate. As a further description of the above technical solution:
compared with the prior art, the utility model has the advantages that:
this scheme can improve the structural strength of high structure stair for traditional steel construction stair's mounting means, reduces the internal stress of structure, improves steel construction stair's safety in utilization, and convenient dismouting is convenient for manufacture and turnover, satisfies steel construction stair's user demand.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional connection structure of the steel structure frame and the mounting sleeve of the present utility model;
FIG. 3 is a schematic diagram of a front cross-sectional connection structure of a steel structural frame and a mounting sleeve of the present utility model;
fig. 4 is a schematic view of the bottom view of the ladder plate of the present utility model.
The reference numerals in the figures illustrate:
1. a steel structural frame; 11. supporting a steel rod; 12. a connecting rod; 2. a mounting sleeve; 21. a clamping plate; 22. a fixing plate; 3. a support rod; 4. a ladder plate; 41. a pedal; 42. a first reinforcing rib; 43. a second reinforcing rib; 5. a diagonal brace; 6. a bump; 7. a groove; 8. and (5) supporting the upright post.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model;
referring to fig. 1 to 4, in the utility model, a reinforced steel structure stair comprises a steel structure frame 1, wherein two rows of equidistant mounting sleeves 2 are sleeved on the steel structure frame 1, two support rods 3 are fixedly connected between two adjacent mounting sleeves 2 on the left side and the right side, a plurality of support rods 3 are arranged on the steel structure frame 1 through the mounting sleeves 2, a platform is provided for mounting the ladder plates 4, one side of each ladder plate 4 is sleeved on each support rod 3, the other side of each ladder plate 4 is fixedly connected with an inclined strut 5 through bolts, the other end of each inclined strut 5 is sleeved with the adjacent support rod 3, and each ladder plate 4 is mounted and fixed by utilizing the cooperation of the support rods 3 and the inclined struts 5;
the top and the even integrated into one piece in top of steel construction frame 1 have the lug 6 of equidistance range, and recess 7 with lug 6 assorted is seted up to the inboard of installation cover 2, and lug 6 extends to adjacent recess 7 inside and with recess 7's inner wall contact, utilizes lug 6 and recess 7 cooperation, restricts installation cover 2 on the steel construction frame 1, avoids installation cover 2 to slide from steel construction frame 1 to guarantee the stability of ladder board 4.
According to the utility model, the traditional mode of welding or punching the steel structure frame 1 to install the ladder plate 4 is avoided, and the internal stress of the steel structure is reduced, so that the structural strength and stability of the steel structure stairway are improved, the structural strength of the steel structure frame 1 is increased, and the safety and reliability of the steel structure stairway are ensured.
Please refer to fig. 1, wherein: the bottom of the steel structure frame 1 comprises two supporting steel rods 11, the mounting sleeve 2 is sleeved on the supporting steel rods 11, and a connecting rod 12 is fixedly connected to the top end and the bottom end between the two supporting steel rods 11.
In the utility model, the steel structure frame 1 is formed by the supporting steel rods 11 and the connecting rods 12, so that the structure is simple, and the installation and the manufacturing as well as the turnover are convenient.
Please refer to fig. 2, wherein: the installation sleeve 2 comprises a clamping plate 21, the bottom of the clamping plate 21 is fixedly connected with a fixing plate 22 through bolts, and the supporting rod 3 is fixedly connected to the clamping plate 21.
According to the utility model, the mounting sleeve 2 on the steel structure frame 1 can be dismounted through the bolt connection mode of the clamping plate 21 and the fixing plate 22, so that a user can conveniently dismount and replace the structures such as the ladder plate 4, the normal use of the steel structure stair is ensured, and the use safety of the steel structure stair is improved.
Please refer to fig. 4, wherein: the ladder board 4 comprises a pedal 41, a first grid-shaped reinforcing rib 42 is integrally formed at the bottom of the pedal 41, a second reinforcing rib 43 fixedly connected with the pedal 41 is arranged in the grid of the first reinforcing rib 42, and the second reinforcing rib 43 is in a cross shape.
In the utility model, the pedal 41 is structurally reinforced by the first reinforcing ribs 42 and the second reinforcing ribs 43, so that the bearing capacity of the pedal 41 is enhanced, the pedal 41 is prevented from being deformed easily, and the normal use of the steel structure stair is ensured.
Please refer to fig. 1, wherein: the bottom of the installation sleeve 2 is fixedly connected with a support column 8 through a bolt, and the support column 8 is installed on the fixed plate 22.
According to the utility model, the steel structure stairs can be conveniently installed and fixed through the support upright posts 8, and the steel structure stairs are convenient to use.
Working principle: the installation sleeve 2 is installed to the equidistance on the steel construction frame 1, then provide the fulcrum for steel construction stair through support post 8, then thereby through the bracing piece 3 between controlling two installation sleeves 2 connect respectively one side of riser 4 and diagonal brace 5 accomplish the installation fixed to riser 4, because single riser 4 receives two installation sleeves 2 restriction, when one of them installation sleeve 2 damages, riser 4 also probably keeps stable, thereby the security when improving the use, relative with traditional steel construction stair's equipment mode, this scheme can reduce the internal stress of steel construction stair, thereby increase steel construction's structural strength, improve the safety in utilization, and the structure dismouting is convenient, can be convenient for produce and install and turnover use.
The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.
Claims (5)
1. The utility model provides a consolidate steel construction stair, includes steel construction frame (1), its characterized in that: two rows of equidistantly arranged mounting sleeves (2) are sleeved on the steel structure frame (1), two support rods (3) are fixedly connected between two adjacent mounting sleeves (2) on the left side and the right side, ladder plates (4) which are equidistantly arranged are arranged on the inner side of the steel structure frame (1), one side of each ladder plate (4) is sleeved on each support rod (3), an inclined strut (5) is fixedly connected to the other side of each ladder plate (4) through a bolt, and the other end of each inclined strut (5) is sleeved with the adjacent support rod (3);
the top and the top homogeneous body shaping of steel construction frame (1) have lug (6) that the equidistance was arranged, recess (7) with lug (6) assorted are seted up to the inboard of installation cover (2), lug (6) extend to the inside of adjacent recess (7) and with the inner wall contact of recess (7).
2. A reinforced steel structure stairway according to claim 1, characterised in that: the bottom of the steel structure frame (1) comprises two supporting steel rods (11), the mounting sleeve (2) is sleeved on the supporting steel rods (11), and connecting rods (12) are fixedly connected to the top ends and the bottom ends between the supporting steel rods (11).
3. A reinforced steel structure stairway according to claim 1, characterised in that: the mounting sleeve (2) comprises a clamping plate (21), the bottom of the clamping plate (21) is fixedly connected with a fixing plate (22) through bolts, and the supporting rod (3) is fixedly connected to the clamping plate (21).
4. A reinforced steel structure stairway according to claim 1, characterised in that: the ladder board (4) comprises a pedal (41), first reinforcing ribs (42) in a grid shape are integrally formed at the bottom of the pedal (41), second reinforcing ribs (43) fixedly connected with the pedal (41) are arranged in grids of the first reinforcing ribs (42), and the second reinforcing ribs (43) are cross-shaped.
5. A reinforced steel structure stairway according to claim 3, characterised in that: the bottom of the mounting sleeve (2) is fixedly connected with a supporting upright post (8) through a bolt, and the supporting upright post (8) is mounted on the fixing plate (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320273631.5U CN219471392U (en) | 2023-02-21 | 2023-02-21 | Reinforced steel structure stair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320273631.5U CN219471392U (en) | 2023-02-21 | 2023-02-21 | Reinforced steel structure stair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219471392U true CN219471392U (en) | 2023-08-04 |
Family
ID=87436003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320273631.5U Active CN219471392U (en) | 2023-02-21 | 2023-02-21 | Reinforced steel structure stair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219471392U (en) |
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2023
- 2023-02-21 CN CN202320273631.5U patent/CN219471392U/en active Active
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