CN218714485U - High-strength shockproof prefabricated staircase - Google Patents
High-strength shockproof prefabricated staircase Download PDFInfo
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- CN218714485U CN218714485U CN202223045496.3U CN202223045496U CN218714485U CN 218714485 U CN218714485 U CN 218714485U CN 202223045496 U CN202223045496 U CN 202223045496U CN 218714485 U CN218714485 U CN 218714485U
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Abstract
A high-strength shockproof prefabricated staircase comprises a platform, a staircase and a connecting cover, wherein one end of the platform is detachably connected with the upper end of the staircase; the stair is provided with a first connecting block on the platform, a second connecting block on the stair, the first connecting block and the second connecting block are arranged vertically, and a first groove and a second groove which are mutually matched are arranged in the middle of the first connecting block and the second connecting block; the connecting cover is provided with four third connecting blocks, the positions of the four third connecting blocks are positioned at four corners divided after the first connecting block and the second connecting block are combined, and the first connecting block, the second connecting block and the third connecting block are in adaptive connection in an interference fit manner; all be provided with the cushion on the side of first connecting block and second connecting block, have when guaranteeing structural strength, have certain deformation allowance again, can absorb the advantage of vibrations and distortion power.
Description
The technical field is as follows:
the utility model belongs to the technical field of the building technique and specifically relates to a shockproof prefabricated staircase of high strength.
Background art:
the stairs are used as members for vertical traffic between floors in buildings, are used for traffic connection between floors and when the height difference is large, and are also arranged in multi-storey and high-rise buildings which are provided with elevators and escalators as main vertical traffic means.
When an earthquake occurs, the stairs are generally in rigid connection, and if the earthquake magnitude is large, the stairs collapse due to violent vibration or rigid distortion, so that people are very dangerous to escape.
The invention content is as follows:
in order to solve the problem, overcome the not enough of prior art, the utility model provides a when guaranteeing structural strength, have certain deformation allowance again, can absorb the shockproof prefabricated stair of high strength of vibrations and distortion power.
In order to achieve the purpose, the high-strength shockproof prefabricated staircase comprises a platform, a staircase and a connecting cover, wherein one end of the platform is detachably connected with the upper end of the staircase; the stair is provided with a first connecting block on the platform, a second connecting block on the stair, the first connecting block and the second connecting block are arranged vertically, and a first groove and a second groove which are mutually matched are arranged in the middle of the first connecting block and the second connecting block; the connecting cover is provided with four third connecting blocks, the positions of the four third connecting blocks are positioned at four corners divided after the first connecting block and the second connecting block are combined, and the first connecting block, the second connecting block and the third connecting block are in adaptive connection in an interference fit manner;
elastic pads are arranged on the side faces of the first connecting block and the second connecting block.
Furthermore, the height of the first connecting block is the same as that of the second connecting block, the depth of the first groove is half of that of the first connecting block, and the depth of the second groove is half of that of the second connecting block.
Further, the first connecting block and the second connecting block.
Furthermore, a first elastic cushion A and a second elastic cushion A are arranged between the platform and the stairs, the first elastic cushion A is pasted on the platform, and the second elastic cushion A is pasted on the stairs.
Furthermore, a first elastic cushion C and a third elastic cushion A are arranged between the platform and the connecting cover, the first elastic cushion C is adhered to the platform, and the third elastic cushion A is adhered to the connecting cover.
Furthermore, a second elastic cushion C and a third elastic cushion B are arranged between the stair and the connecting cover, the second elastic cushion C is pasted on the stair, and the third elastic cushion B is pasted on the connecting cover.
Further, platform and stair all are provided with a plurality of first connecting blocks or second connecting block, and the quantity and first connecting block of third connecting block and second connecting block looks adaptation.
The utility model has the advantages that:
the utility model provides a shockproof prefabricated staircase of high strength has certain deformation allowance when guaranteeing structural strength, can absorb the advantage of vibrations and distortion power again. First connecting block, second connecting block and third connecting block have sufficient frictional force with interference fit's mode adaptation connection, have between the cushion, and the mode of mortise and tenon joint also can provide sufficient locking simultaneously, has guaranteed not to have poured into concrete, also can provide sufficient joint force, is that whole prefabricated staircase wholly has sufficient structural strength.
Meanwhile, the elastic cushion is arranged, so that certain elastic force is generated between the stair and the platform, certain bending allowance is reserved, and the stair cannot be broken due to complete rigid connection when a large torsional moment is applied to the stair by a building in case of large vibration.
Description of the drawings:
FIG. 1 is a schematic side view of the present invention;
fig. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic view of the platform of the present invention;
FIG. 4 is a schematic side view of the staircase according to the present invention;
FIG. 5 is a schematic view of the connecting cover of the present invention;
in the drawings: 1. cab, 2, connecting plate, 3, folded part, 11, first connecting block, 12, first recess, 13, first cushion A,14, first cushion B,15, first cushion C,21, second connecting block, 22, second recess, 23, second cushion A,24, second cushion B,25, second cushion C,31, third cushion A,32, third cushion B,33, third connecting block.
The specific implementation mode is as follows:
in order to make the purpose, technical solution and advantages of the present invention more clear, the following description will be combined with the accompanying drawings 1-5 of the present invention, to carry out more detailed description of the present invention.
The utility model provides a high-strength shockproof prefabricated staircase, which comprises a platform, a staircase and a connecting cover 3, wherein one end of the platform is detachably connected with the upper end of the staircase; a first connecting block 11 is arranged on the platform, a second connecting block 21 is arranged on the stair, the first connecting block 11 and the second connecting block 21 are arranged vertically, and a first groove 12 and a second groove 22 which are mutually matched are arranged in the middle of the first connecting block 11 and the second connecting block 21; the connecting cover 3 is provided with four third connecting blocks 33, the positions of the four third connecting blocks 33 are positioned at four corners divided after the first connecting block 11 and the second connecting block 21 are combined, and the first connecting block 11, the second connecting block 21 and the third connecting blocks 33 are in adaptive connection in an interference fit manner; elastic pads are arranged on the side surfaces of the first connecting block 11 and the second connecting block 21; the heights of the first connecting block 11 and the second connecting block 21 are the same, the depth of the first groove 12 is half of that of the first connecting block 11, and the depth of the second groove 22 is half of that of the second connecting block 21; a first connecting block 11 and a second connecting block 21; a first elastic cushion A13 and a second elastic cushion A23 are arranged between the platform and the stairs, the first elastic cushion A13 is adhered to the platform, and the second elastic cushion A23 is adhered to the stairs; a first elastic pad C15 and a third elastic pad A31 are arranged between the platform and the connecting cover 3, the first elastic pad C15 is adhered to the platform, and the third elastic pad A31 is adhered to the connecting cover 3; a second elastic pad C25 and a third elastic pad B32 are arranged between the stairs and the connecting cover 3, the second elastic pad C25 is adhered to the stairs, and the third elastic pad B32 is adhered to the connecting cover 3; the landing and the stair are provided with a plurality of first connecting blocks 11 or second connecting blocks 21, and the number of the third connecting blocks 33 is matched with the first connecting blocks 11 and the second connecting blocks 21.
The utility model discloses a one of them embodiment as follows:
shockproof prefabricated staircase of high strength, including platform, stair and connection lid 3, the transition between the platform conduct adjacent stair, perhaps be connected between stair and the floor, connect lid 3 and consolidate as the mortise-tenon joint between stair and the platform.
One end of the platform is detachably connected with the upper end of the stair, so that the installation is convenient;
be provided with first connecting block 11 on the platform, be provided with second connecting block 21 on the stair, first connecting block 11 is the same with second connecting block 21's structure, and the middle part of first connecting block 11 and second connecting block 21 is provided with first recess 12 and the second recess 22 of mutual adaptation, first recess 12 is also the same with second recess 22's structure, first connecting block 11 and second connecting block 21 mutually perpendicular set up, when connecting, first recess 12 and the mutual interlock of second recess 22, first connecting block 11 and second connecting block 21's height is the same, the degree of depth of first recess 12 is half of first connecting block 11, the degree of depth of second recess 22 is half of second connecting block 21.
Connect and be provided with four third connecting blocks 33 on the lid 3, four corners department that cut apart after the position of four third connecting blocks 33 is located first connecting block 11 and the combination of second connecting block 21, first connecting block 11, second connecting block 21 and third connecting block 33 are with interference fit's mode adaptation connection, first connecting block 11 and the interlock of second connecting block 21 form the cruciform structure, form the cross-shaped breach between four third connecting blocks 33, with the cruciform structure adaptation of first connecting block 11 and the interlock of second connecting block 21 formation, interlock each other and form stable mortise and tenon structure.
All be provided with the cushion on the side of first connecting block 11, second connecting block 21 and third connecting block 33, paste first cushion A13 on the first connecting block 11, paste second cushion A23 on the second connecting block 21.
A first elastic cushion A13 and a second elastic cushion A23 are arranged between the platform and the stairs, the first elastic cushion A13 is adhered to the platform, and the second elastic cushion A23 is adhered to the stairs.
A first elastic pad C15 and a third elastic pad A31 are arranged between the platform and the connecting cover 3, the first elastic pad C15 is adhered to the platform, and the third elastic pad A31 is adhered to the connecting cover 3.
A second elastic pad C25 and a third elastic pad B32 are arranged between the stair and the connecting cover 3, the second elastic pad C25 is pasted on the stair, and the third elastic pad B32 is pasted on the connecting cover 3.
The elastic cushion is made of high-damping rubber materials.
First connecting block 11, second connecting block 21 and third connecting block 33 have sufficient frictional force with interference fit's mode adaptation connection, have between the cushion, and the mode of mortise and tenon joint also can provide sufficient locking simultaneously, has guaranteed not to have poured the concrete, also can provide sufficient joining force, is that whole prefabricated staircase wholly has sufficient structural strength.
Meanwhile, the elastic cushion is arranged, so that certain elastic force is generated between the stair and the platform, certain bending allowance is reserved, and the stair cannot be broken due to complete rigid connection when a large torsional moment is applied to the stair by a building in case of large vibration.
The platform and the stairs are provided with a plurality of first connecting blocks 11 or second connecting blocks 21, and the number of the third connecting blocks 33 is matched with the first connecting blocks 11 and the second connecting blocks 21.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a shockproof prefabricated staircase of high strength which characterized in that: the stair comprises a platform, a stair and a connecting cover, wherein one end of the platform is detachably connected with the upper end of the stair; the stair is characterized in that a first connecting block is arranged on the platform, a second connecting block is arranged on the stair, the first connecting block and the second connecting block are arranged vertically to each other, and a first groove and a second groove which are matched with each other are formed in the middle of the first connecting block and the second connecting block; the connecting cover is provided with four third connecting blocks, the positions of the four third connecting blocks are positioned at four corners divided after the first connecting block and the second connecting block are combined, and the first connecting block, the second connecting block and the third connecting block are in adaptive connection in an interference fit manner;
elastic pads are arranged on the side faces of the first connecting block and the second connecting block.
2. The high-strength quakeproof prefabricated staircase according to claim 1, characterized in that: the height of the first connecting block is the same as that of the second connecting block, the depth of the first groove is half of that of the first connecting block, and the depth of the second groove is half of that of the second connecting block.
3. The high-strength quakeproof prefabricated staircase according to claim 1, characterized in that: the first connecting block and the second connecting block.
4. The high-strength quakeproof prefabricated staircase according to claim 1, characterized in that: be provided with first cushion A and second cushion A between platform and the stair, first cushion A pastes on the platform, second cushion A pastes on the stair.
5. The high-strength quakeproof prefabricated staircase according to claim 1, characterized in that: the platform is provided with first cushion C and third cushion A between the lid with connecting, first cushion C pastes on the platform, third cushion A pastes on connecting the lid.
6. The high-strength quakeproof prefabricated staircase according to claim 1, characterized in that: the stair and the connecting cover are provided with a second elastic pad C and a third elastic pad B, the second elastic pad C is pasted on the stair, and the third elastic pad B is pasted on the connecting cover.
7. The high-strength quakeproof prefabricated staircase according to claim 1, characterized in that: the landing and the stair are provided with a plurality of first connecting blocks or second connecting blocks, and the number of the third connecting blocks is matched with the first connecting blocks and the second connecting blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223045496.3U CN218714485U (en) | 2022-11-16 | 2022-11-16 | High-strength shockproof prefabricated staircase |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223045496.3U CN218714485U (en) | 2022-11-16 | 2022-11-16 | High-strength shockproof prefabricated staircase |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218714485U true CN218714485U (en) | 2023-03-24 |
Family
ID=85618416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223045496.3U Active CN218714485U (en) | 2022-11-16 | 2022-11-16 | High-strength shockproof prefabricated staircase |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218714485U (en) |
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2022
- 2022-11-16 CN CN202223045496.3U patent/CN218714485U/en active Active
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