CN211286352U - Assembled stair - Google Patents
Assembled stair Download PDFInfo
- Publication number
- CN211286352U CN211286352U CN201922036879.6U CN201922036879U CN211286352U CN 211286352 U CN211286352 U CN 211286352U CN 201922036879 U CN201922036879 U CN 201922036879U CN 211286352 U CN211286352 U CN 211286352U
- Authority
- CN
- China
- Prior art keywords
- limiting
- groove
- shaped
- arc
- hook
- 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.)
- Expired - Fee Related
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 238000009434 installation Methods 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000009439 industrial construction Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Landscapes
- Ladders (AREA)
Abstract
An assembled stair comprises an oblique beam and a pedal, wherein an assembly groove is formed in the oblique beam; slide bars are arranged at two ends of the pedal and used for being inserted into the assembling grooves and being fixed through a limiting mechanism. The assembling groove comprises a vertical groove and an arc-shaped groove, the vertical groove is formed downwards from an upper bevel edge of the oblique beam, and the bottom of the vertical groove is of a semi-arc structure; the arc-shaped groove is formed by taking the circle center of the semi-arc structure as an axis and cutting the middle part of the vertical groove to one side; the number of the slide bars is two, and the distance between the two slide bars is equal to the radius length of the arc-shaped groove. The utility model discloses do benefit to on-the-spot installation and dismantlement, practiced thrift the time of equipment, improved the efficiency of assembly.
Description
Technical Field
The utility model belongs to the technical field of the assembly type construction, in particular to assembly type stair.
Background
No matter be construction or in the industrial construction, often can set up interim maintenance platform and be used for the construction usefulness, can install simple and easy stair on these maintenance platforms, the constructor of being convenient for moves about on maintaining the platform. These stairs are often installed and disassembled, so the assembled stairs need to have the characteristic of convenient installation. The existing assembled stair structure is still very complex, is inconvenient to install and disassemble, and causes long time for on-site assembly and disassembly, thereby affecting the working efficiency.
Disclosure of Invention
In view of the technical problem that the background art exists, the utility model provides an assembled stair do benefit to on-the-spot installation and dismantlement, have practiced thrift the time of equipment, have improved the efficiency of assembly.
In order to solve the technical problem, the utility model discloses following technical scheme has been taken and has been realized:
an assembled stair comprises an oblique beam and a pedal, wherein an assembly groove is formed in the oblique beam; slide bars are arranged at two ends of the pedal and used for being inserted into the assembling grooves and being fixed through a limiting mechanism.
In the preferred scheme, the assembling groove comprises a vertical groove and an arc-shaped groove, the vertical groove is formed downwards from the upper bevel edge of the oblique beam, and the bottom of the vertical groove is of a semi-arc structure; the arc-shaped groove is formed by taking the circle center of the semi-arc structure as an axis and cutting the middle part of the vertical groove to one side; the number of the slide bars is two, and the distance between the two slide bars is equal to the radius length of the arc-shaped groove.
In a preferred embodiment, the arc of the arc-shaped groove is ninety degrees.
In a preferred scheme, the limiting mechanism comprises a limiting hook and a V-shaped linkage plate; the hook part of the limit hook is positioned at the bottom of the arc-shaped groove and is used for being hung on the slide rod, and the other end of the limit hook is rotatably connected with the oblique beam through a torsion spring; the V-shaped opening of the V-shaped linkage plate faces downwards, and the top end of the V-shaped linkage plate is rotatably connected with the oblique beam; one end foot of the V-shaped linkage plate is connected with the limiting hook in a sliding manner, and the other end foot of the V-shaped linkage plate is positioned at the arc-shaped groove; the slide bars are used for triggering the V-shaped linkage plate, the V-shaped linkage plate drives the limiting hooks to rotate, and when the two slide bars are positioned at the horizontal positions, the hook portions of the limiting hooks hang the slide bar hooks.
In a preferred scheme, the V-shaped linkage plate comprises a first end foot and a second end foot, and the sliding rod comprises a first sliding rod and a second sliding rod; the second end pin is connected with the limiting hook in a matched manner through a sliding column and a sliding rail, the sliding column is connected to the second end pin, and the sliding rail is connected to the limiting hook; the first sliding rod is used for driving the first end pin to rotate, and the second end pin is used for driving the limiting hook to rotate; when the first sliding rod rotates to the bottom of the arc-shaped groove, the first sliding rod is separated from the first end pin, and the limiting hook rebounds to the original position.
In a preferred scheme, the sliding rail is a J-shaped plate, the J-shaped plate is perpendicular to the limiting hook, and the bent part of the J-shaped plate is used for limiting the sliding column.
In the preferred scheme, the second slide bar is provided with a limiting column, the oblique beam is provided with a limiting plate, and when the first slide bar and the second slide bar are respectively positioned at the bottoms of the arc-shaped groove and the vertical groove, the limiting plate is contacted with the limiting column.
In the preferred scheme, mounting holes are formed in the upper end and the lower end of each oblique beam, and the oblique beams of the oblique beams are connected through bolts; a plurality of pedals are arranged on each two parallel oblique beams.
This patent can reach following beneficial effect:
when the pedal is installed, the pedal is vertically arranged, the second slide rod is positioned under the first slide rod and inserted into the vertical groove of the assembling groove, and when the second slide rod is contacted with the bottom of the vertical groove, the pedal is rotated by taking the second slide rod as an axis, and the first slide rod enters the bottom of the arc-shaped groove; the limiting hook of the limiting mechanism locks the pedal. The whole pedal is simple in installation process, when the pedal is detached, the limiting hooks are broken off, and the pedal is detached by inverting the steps. The utility model is beneficial to the field installation and disassembly, saves the assembling time and improves the assembling efficiency; meanwhile, the occupied space of the device can be saved, and the transportation is facilitated. According to the using length of the stair, the number of the oblique beams is reasonably selected, and the stair has a wide using range.
Drawings
The invention will be further explained with reference to the following figures and examples:
FIG. 1 is a three-dimensional structure diagram of the present invention, in which two pedals have been installed;
FIG. 2 is a three-dimensional structure of the present invention, wherein one pedal is installed and the other pedal is installed;
FIG. 3 is an enlarged view taken at A in FIG. 2;
FIG. 4 is an enlarged view of FIG. 2 at B;
fig. 5 is a side view of the present invention;
FIG. 6 is an enlarged view of FIG. 5 at C;
FIG. 7 is a three-dimensional structure diagram of the limiting mechanism of the present invention;
FIG. 8 is a three-dimensional structure diagram of the V-shaped linkage plate of the present invention;
FIG. 9 is a three-dimensional structure diagram of the limit hook of the present invention;
fig. 10 is a three-dimensional structure diagram of the pedal of the present invention.
In the figure: the device comprises an oblique beam 1, a mounting hole 101, a pedal 2, an assembling groove 3, a vertical groove 31, an arc-shaped groove 32, a sliding rod 4, a first sliding rod 41, a second sliding rod 42, a limiting mechanism 5, a limiting hook 51, a V-shaped linkage plate 52, a first end foot 52.1, a second end foot 52.2, a torsion spring 53, a sliding column 54, a sliding rail 55, a limiting column 61 and a limiting plate 62.
Detailed Description
The preferable scheme is as shown in figure 1, the assembly type stair comprises an inclined beam 1 and a pedal 2, wherein an assembly groove 3 is formed in the inclined beam 1; two ends of the pedal 2 are provided with slide bars 4, and the slide bars 4 are used for being inserted into the assembling grooves 3 and fixed through limiting mechanisms 5. Mounting holes 101 are formed in the upper end and the lower end of each oblique beam 1, and the oblique beams 1 are connected through bolts; a plurality of pedals 2 are arranged on every two parallel oblique beams 1. Preferably, the number of the installation holes 101 at the upper end and the lower end of the inclined beam 1 is two, in order to ensure the beautiful appearance of the stair installation, the inclined beam 1 at the installation hole 101 is provided with a groove, the groove opening positions at the upper end and the lower end of the inclined beam 1 are opposite, and when the inclined beams 1 are butted, the joints among the inclined beams 1 are flat. 5 pedals 2 are correspondingly arranged on every two parallel oblique beams 1; the length of the oblique beam 1 can be set to be 1.5-2.0m, and the distance between two oblique beams 1 which are arranged in parallel is 0.8-1.0 m.
Further, as shown in fig. 2 to 6, the assembly groove 3 includes a vertical groove 31 and an arc-shaped groove 32, the vertical groove 31 is formed downward from the upper bevel edge of the oblique beam 1, and the bottom of the vertical groove 31 is of a semi-arc structure; the arc-shaped groove 32 is formed by taking the center of the semi-arc structure as an axis and cutting the middle part of the vertical groove 31 to one side; the number of the sliding rods 4 is two, and the distance between the two sliding rods 4 is equal to the radius length of the circular arc groove 32. The arc of the circular arc groove 32 is ninety degrees.
When the pedal 2 is installed, the pedal 2 is vertically inserted into the assembling groove 3, and after one sliding rod 4 is contacted with the bottom of the vertical groove 31, the pedal 2 is rotated to 90 degrees by taking the sliding rod 4 as an axis; the limiting mechanism 5 locks the pedal 2 to achieve the fixing purpose, and is simple to install and time-saving.
Further, as shown in fig. 7 to 10, the limiting mechanism 5 comprises a limiting hook 51 and a V-shaped linkage plate 52; the hook part of the limit hook 51 is positioned at the bottom of the arc-shaped groove 32 and is used for being hung on the sliding rod 4, and the other end of the limit hook 51 is rotatably connected with the oblique beam 1 through a torsion spring 53; the V-shaped opening of the V-shaped linkage plate 52 faces downwards, and the top end of the V-shaped linkage plate 52 is rotatably connected with the oblique beam 1; one end foot of the V-shaped linkage plate 52 is connected with the limiting hook 51 in a sliding way, and the other end foot of the V-shaped linkage plate 52 is positioned at the circular arc groove 32; the slide bars 4 are used for triggering the V-shaped linkage plate 52, the V-shaped linkage plate 52 drives the limiting hooks 51 to rotate, and when the two slide bars 4 are located at the horizontal position, the hook portions of the limiting hooks 51 hook the slide bars 4.
Further, the V-shaped linkage plate 52 comprises a first end foot 52.1 and a second end foot 52.2, and the slide bar 4 comprises a first slide bar 41 and a second slide bar 42; the second end foot 52.2 is connected with the limit hook 51 through a sliding column 54 and a sliding rail 55 in a matching way, the sliding column 54 is connected to the second end foot 52.2, and the sliding rail 55 is connected to the limit hook 51; the first sliding rod 41 is used for driving the first end foot 52.1 to rotate, and the second end foot 52.2 is used for driving the limit hook 51 to rotate; when the first sliding rod 41 rotates to the bottom of the circular arc groove 32, the first sliding rod 41 is separated from the first end foot 52.1, and the limiting hook 51 rebounds to the original position.
When the pedal 2 is installed, the pedal 2 is vertically arranged, the second sliding rod 42 is positioned under the first sliding rod 41, the second sliding rod 42 is inserted into the vertical groove 31 of the assembling groove 3, after the second sliding rod 42 is contacted with the bottom of the vertical groove 31, the pedal 2 is rotated by taking the second sliding rod 42 as a shaft, and the first sliding rod 41 enters the bottom of the circular arc-shaped groove 32; the limit hook 51 of the limit mechanism 5 locks the pedal 2.
Further, the sliding rail 55 is a J-shaped plate, the J-shaped plate is perpendicular to the limiting hook 51, and the bent portion of the J-shaped plate is used for limiting the sliding column 54. The V-shaped linkage plate 52 in the present technical solution can be optionally provided with a torsion spring, or does not adopt a torsion spring, and in order to save cost, preferably does not adopt a torsion spring; however, in order to prevent the V-shaped linkage plate 52 from freely rotating, a J-shaped plate design is adopted, the bent portion of the J-shaped plate is the maximum stroke of the sliding column 54, as shown in fig. 6, when the V-shaped linkage plate 52 rotates clockwise, the limiting hook 51 is driven to rotate counterclockwise, when the first sliding rod 41 rotates to the circular arc groove 32, the first sliding rod 41 is separated from the first end foot 52.1, and the limiting hook 51 rebounds to hook the first sliding rod 41.
Further, a limiting column 61 is arranged on the second sliding rod 42, a limiting plate 62 is arranged on the oblique beam 1, and when the first sliding rod 41 and the second sliding rod 42 are located at the bottoms of the arc-shaped groove 32 and the vertical groove 31 in decibel, the limiting plate 62 is in contact with the limiting column 61.
Set up limiting plate 62 and spacing post 61's aim at: if the width of the assembling groove 3 is larger than the diameter of the sliding rod 4, the pedal 2 may move after being installed, i.e. may swing within a certain range by taking the first sliding rod 41 as an axis, so the limiting plate 62 and the limiting column 61 are adopted to prevent the pedal from tilting upwards. If the width of the assembly groove 3 is better than the diameter machining precision of the sliding rod 4, the pedal is stable without the limit plate 62 and the limit column 61.
The working principle of the whole device is as follows:
before installation, the original position of the limiting hook 51 is positioned at the bottom of the arc-shaped groove 32, and the limiting hook 51 is provided with an arc-shaped hook;
during installation, the pedal 2 is vertically arranged, the second slide bar 42 is located under the first slide bar 41, the second slide bar 42 is inserted into the vertical groove 31 of the assembling groove 3, after the second slide bar 42 is contacted with the bottom of the vertical groove 31, the pedal 2 is rotated by taking the second slide bar 42 as an axis, in the rotating process of the first slide bar 41, the first slide bar 41 is contacted with the first end foot 52.1 of the V-shaped linkage plate 52 in advance, the first slide bar 41 drives the V-shaped linkage plate 52 to rotate, the V-shaped linkage plate 52 drives the limiting hook 51 to rotate, when the first slide bar 41 rotates to the arc-shaped groove 32, the first slide bar 41 is separated from the first end foot 52.1, and the limiting hook 51 rebounds to hook the first slide bar 41.
When the pedal 2 needs to be removed, one person breaks the two limiting hooks 51, and the other person inverts the steps to remove the pedal 2.
Claims (8)
1. Assembled stairway, comprising a stringer (1) and a tread (2), characterized in that: the oblique beam (1) is provided with an assembly groove (3); slide bars (4) are arranged at two ends of the pedal (2), and the slide bars (4) are used for being inserted into the assembling grooves (3) and fixed through limiting mechanisms (5).
2. The fabricated staircase of claim 1, wherein: the assembling groove (3) comprises a vertical groove (31) and an arc-shaped groove (32), the vertical groove (31) is formed downwards from the upper bevel edge of the oblique beam (1), and the bottom of the vertical groove (31) is of a semi-arc structure; the arc-shaped groove (32) is formed by taking the circle center of the semicircular arc structure as an axis and cutting the middle part of the vertical groove (31) to one side; the number of the sliding rods (4) is two, and the distance between the two sliding rods (4) is equal to the radius length of the circular arc-shaped groove (32).
3. The fabricated staircase of claim 2, wherein: the arc of the arc-shaped groove (32) is ninety degrees.
4. The fabricated staircase of claim 2 or 3, wherein: the limiting mechanism (5) comprises a limiting hook (51) and a V-shaped linkage plate (52); the hook part of the limiting hook (51) is positioned at the bottom of the arc-shaped groove (32), the hook part is used for being hung on the sliding rod (4), and the other end of the limiting hook (51) is rotatably connected with the oblique beam (1) through a torsion spring (53); the V-shaped opening of the V-shaped linkage plate (52) faces downwards, and the top end of the V-shaped linkage plate (52) is rotatably connected with the oblique beam (1); one end foot of the V-shaped linkage plate (52) is connected with the limiting hook (51) in a sliding way, and the other end foot of the V-shaped linkage plate (52) is positioned at the circular arc groove (32); the slide bars (4) are used for triggering the V-shaped linkage plate (52), the V-shaped linkage plate (52) drives the limiting hooks (51) to rotate, and when the two slide bars (4) are located at the horizontal positions, the hook portions of the limiting hooks (51) hook the slide bars (4).
5. The fabricated staircase of claim 4, wherein: the V-shaped linkage plate (52) comprises a first end foot (52.1) and a second end foot (52.2), and the slide bar (4) comprises a first slide bar (41) and a second slide bar (42); the second end foot (52.2) is connected with the limiting hook (51) through a sliding column (54) and a sliding rail (55) in a matching manner, the sliding column (54) is connected to the second end foot (52.2), and the sliding rail (55) is connected to the limiting hook (51); the first sliding rod (41) is used for driving the first end pin (52.1) to rotate, and the second end pin (52.2) is used for driving the limiting hook (51) to rotate; when the first sliding rod (41) rotates to the bottom of the arc-shaped groove (32), the first sliding rod (41) is separated from the first end foot (52.1), and the limiting hook (51) rebounds to the original position.
6. The fabricated staircase of claim 5, wherein: the sliding rail (55) is a J-shaped plate, the J-shaped plate is perpendicular to the limiting hook (51), and the bent part of the J-shaped plate is used for limiting the sliding column (54).
7. The fabricated staircase of claim 5, wherein: the second sliding rod (42) is provided with a limiting column (61), the oblique beam (1) is provided with a limiting plate (62), and when the first sliding rod (41) and the second sliding rod (42) are located at the bottoms of the circular arc groove (32) and the vertical groove (31) in decibels, the limiting plate (62) is in contact with the limiting column (61).
8. The fabricated staircase of claim 1, wherein: mounting holes (101) are formed in the upper end and the lower end of each oblique beam (1), and the oblique beams (1) are connected through bolts; a plurality of pedals (2) are arranged on every two parallel oblique beams (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922036879.6U CN211286352U (en) | 2019-11-22 | 2019-11-22 | Assembled stair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922036879.6U CN211286352U (en) | 2019-11-22 | 2019-11-22 | Assembled stair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211286352U true CN211286352U (en) | 2020-08-18 |
Family
ID=72037786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922036879.6U Expired - Fee Related CN211286352U (en) | 2019-11-22 | 2019-11-22 | Assembled stair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211286352U (en) |
-
2019
- 2019-11-22 CN CN201922036879.6U patent/CN211286352U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1455839A (en) | Improved self-raising platform assembly | |
| CN108049704B (en) | Municipal works rail that can height-adjusting | |
| KR100774883B1 (en) | Semiautomatic climbing system | |
| US10639556B2 (en) | System for a tilting amusement ride | |
| CN211286352U (en) | Assembled stair | |
| KR102285294B1 (en) | Prefabricated fence | |
| KR100665340B1 (en) | The construction structure of slab deck being dismantled easily | |
| CN207878892U (en) | A kind of scaffold for building being easily installed | |
| JP2006328775A (en) | Angle adjustable stairs | |
| EP1485177B1 (en) | Improvements relating to play apparatus | |
| CN206625546U (en) | A kind of hydraulic self-climbing mould climbing reverse box | |
| CN218880611U (en) | Basket is hung in slip of bridge anticollision barrier construction | |
| CN220353381U (en) | Steel grating platform convenient to dismouting combination | |
| CN115241819B (en) | Marine cable bracket | |
| CN212376930U (en) | Fan guard fixing device of quick installation | |
| CN213898347U (en) | Built-in unlocking structure of slip table | |
| CN218714863U (en) | Novel construction support | |
| CN220877680U (en) | Detachable rock climbing wall | |
| CN211313028U (en) | Assembled building floor support plate support die | |
| CN217461395U (en) | Attached scaffold with safety device | |
| CN213806170U (en) | Bus shelter stand structure convenient to transport and remove | |
| CN219887147U (en) | Reinforced concrete frame | |
| CN116950699B (en) | Safety support structure in mining tunnel | |
| CN218029473U (en) | Protector for safety engineering | |
| CN216688993U (en) | All-welded weather-resistant steel box girder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210201 Address after: 443518 59 Hejiaping Avenue, Hejiaping Town, Changyang, Yichang City, Hubei Province Patentee after: HUBEI PEIHAN CONSTRUCTION Co.,Ltd. Address before: 443002 no.4001, innovation and entrepreneurship service center, no.57-5, development avenue, Yichang District, Yichang Free Trade Zone, Hubei Province Patentee before: Hubei Lvzhu Assembly Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200818 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |