CN214329648U - Prefabricated plate type stair component and double-running stair and scissor stair comprising same - Google Patents
Prefabricated plate type stair component and double-running stair and scissor stair comprising same Download PDFInfo
- Publication number
- CN214329648U CN214329648U CN202021909261.2U CN202021909261U CN214329648U CN 214329648 U CN214329648 U CN 214329648U CN 202021909261 U CN202021909261 U CN 202021909261U CN 214329648 U CN214329648 U CN 214329648U
- Authority
- CN
- China
- Prior art keywords
- stair
- plate type
- prefabricated plate
- component
- platform
- 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 prefabricated plate type stair component and a double-race stair and a scissor stair comprising the same, wherein the total width of the uppermost step of the prefabricated plate type stair component containing a mounting seam is 260mm, the lowermost step comprises a standard step height of the mounting seam, when the prefabricated plate type stair component is used for the scissor stair, the prefabricated plate type stair component is spliced up and down, and a cast-in-situ or prefabricated beam is added in the middle; the prefabricated plate type stair component is provided with a reserved dowel hole on the uppermost end and the lowermost end step for being connected with the lifting lug. The utility model discloses a prefabricated plate stair component is applicable to double-race stair and scissors stair simultaneously, has reduced the cost that generates and be under construction.
Description
Technical Field
The utility model relates to a building field especially relates to a prefabricated plate stair component and contain its double-race stair and scissors stair.
Background
When the bench of current dual-race stair and scissors stair is prefabricated, adopt different bench components, two kinds of stair components adopt two sets of mould productions at the mill, the bench component length of scissors stair is the twice of the bench component of dual-race stair, both weights differ also great, take the board-like stair component in 2.9 meters layer height as an example, about 2 tons of dual-race stair bench component weight, about 4.7 tons of scissors stair bench component weight, including the weight of hoist, scissors stair bench component weight exceeds 5 tons, the unable heavy requirement of hanging that satisfies of ordinary construction tower crane, need upgrade the tower crane, cause the increase of expense.
It is therefore apparent that the above-mentioned conventional stair component still has inconvenience and disadvantages in structure and use, and further improvement is needed. How to create a new prefabricated plate type stair component actually belongs to one of the current important research and development subjects.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a prefabricated plate type stair component makes its light in weight, the construction installation of being convenient for to overcome current prefabricated stair not enough.
In order to solve the technical problem, the utility model provides a prefabricated plate type stair component, the lower surface level of the superiors 'ladder of prefabricated plate type stair component and form and connect the platform, the lower surface level of lower floor's ladder forms down and connects the platform, go up and connect the platform and be used for the erection joint of plate type stair component with connecting the platform down.
As an improvement of the utility model, the length of the tread of the upper connecting platform is 200 mm-300 mm, and the length of the tread of the upper connecting platform is the total length after the installation seam is included; the length of the tread of the lower connecting table is 200 mm-300 mm, and the length of the tread of the lower connecting table does not include a mounting seam.
Furthermore, the length of the tread of the upper connecting table is the total length after the installation seam is included, the length of the tread of the upper connecting table is 260mm, the length of the tread of the lower connecting table is the length without the installation seam, and the length of the tread of the lower connecting table is 260 mm.
Furthermore, the height of the step at the lower connecting platform is the total height after the installation seam is contained, and the height of the step of the lower connecting platform is the height of the first step.
Furthermore, the step height of the lower connecting platform is the total height after the installation seam is included, and the step height of the lower connecting platform is 150 mm-175 mm.
Furthermore, the utility model also provides a double-race stair makes it adopt above-mentioned prefabricated plate type stair component, reduces production construction cost to overcome current double-race stair's not enough.
In order to solve the technical problem, the utility model provides a double-race stair contains foretell prefabricated plate stair component.
As further improvement, each floor is equipped with at the homonymy and chooses the ear, is choosing the contralateral of ear between the upper and lower floor and is equipped with the layer and choose the ear between the ear, two prefabricated plate stair component turns back and connects between choosing the ear and choosing the ear between the layer of upper and lower floor, constitutes dual-race stair.
Furthermore, the utility model provides a scissors stair makes it adopt above-mentioned prefabricated plate type stair component, reduces production construction cost to overcome the not enough of current scissors stair.
As a further improvement, a cast-in-place beam is arranged between floor slabs on an upper floor and a lower floor, the cast-in-place beam comprises a vertical section and a horizontal section, the upper end and the lower end of the vertical section respectively extend horizontally towards the left side and the right side to enable the cast-in-place beam to be integrally in a step shape, a prefabricated plate type stair component is installed between the lower horizontal section of the cast-in-place beam and a lower lifting lug, the prefabricated plate type stair component is installed between the upper horizontal section of the cast-in-place beam and an upper lifting lug, and the two prefabricated plate type stair components are spliced through the cast-in-place beam to form the scissor stair.
Further, the cast-in-place beam is connected between the two prefabricated plate type stair components, and the cast-in-place beam forms a first-stage step.
After adopting such design, the utility model discloses following advantage has at least:
1. the prefabricated plate type stair component is simultaneously suitable for the double-race stair and the scissors stair, and when the factory prefabrication is generated, one set of mold can be saved, and the production cost is reduced.
2. The prefabricated plate type stair component is light in weight, and in the installation and construction stage, the hoisting requirement can be met by the common tower crane, and the construction is convenient.
Drawings
The foregoing is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clear, the present invention will be further described in detail with reference to the accompanying drawings and the detailed description.
Fig. 1 is a schematic structural view of the dual-tread stairway provided by the present invention.
Fig. 2 is a schematic structural view of the scissors stair provided by the present invention.
Description of reference numerals: 1-prefabricating a plate type stair component; 2-connecting the table; 3-a lower connecting table; 4-casting the beam in situ; 5-ear picking; 6-picking ears between layers.
Detailed Description
Referring to fig. 1 and 2, the present invention provides a prefabricated plate type stair component and a dual-flight stair and a scissor stair comprising the same, wherein the prefabricated plate type stair component 1 is provided with a connection hole at the top by stepping, an upper connection platform 2 is formed by stepping horizontal extension at the top, a connection hole is provided at the bottom by stepping, and a lower connection platform 3 is formed by stepping horizontal extension at the bottom. Preferably, the upper connecting table 2 has a tread length (including a mounting gap with the ear 5) of 200mm to 300mm, and the lower connecting table 3 has a tread length (including no mounting gap) of 200mm to 300 mm.
Preferably, the length of the tread of the upper connecting platform is 260mm (including the installation seam), and the length of the tread of the lower connecting platform is 260 mm.
Preferably, the step height (including the installation seam) at the lower connecting platform is a first step height, and further, the height is 150 mm-175 mm.
When carrying out double-race stair construction, floor height department's rest platform is equipped with and chooses ear 5, and half layer of eminence rest platform is equipped with the layer and chooses ear 6, two prefabricated plate stair component 1 is turned back and is connected and choose between ear 5 and the layer of choosing between the ear 6 of upper and lower floor, constitutes double-race stair.
When the scissor stair is constructed, a cast-in-place beam 4 is arranged at the height of a half-storey of the stair, the cast-in-place beam 4 comprises a vertical section (a beam main body) and horizontal sections (cantilever lugs), the upper end and the lower end of the vertical section horizontally extend towards the left side and the right side respectively to enable the cast-in-place beam to be integrally in a step shape, a prefabricated plate type stair component 1 is installed between the lower horizontal section and the lower cantilever lugs 5 of the cast-in-place beam, the prefabricated plate type stair component 1 is installed between the upper horizontal section and the upper cantilever lugs 5 of the cast-in-place beam, and the two prefabricated plate type stair components 1 are spliced through the cast-in-place beam to form the scissor stair.
Preferably, the cast-in-place beam 4 is connected between the two prefabricated plate type stair components 1, and the cast-in-place beam 4 forms a first-level step.
The above description is only for the preferred embodiment of the present invention, and not intended to limit the present invention in any way, and those skilled in the art can make various modifications, equivalent changes and modifications using the above-described technical content, all of which fall within the scope of the present invention.
Claims (10)
1. The utility model provides a prefabricated plate type stair component which characterized in that, the superiors 'ladder horizontal extension of prefabricated plate type stair component forms the connection platform, and the lowest floor's ladder horizontal extension forms down the connection platform, go up the connection platform and connect the platform with down and be used for the erection joint of plate type stair component.
2. The prefabricated plate type stair component of claim 1, wherein the tread length of the upper connecting platform is 200 mm-300 mm, and the tread length of the upper connecting platform is the total length including the installation seam; the length of the tread of the lower connecting table is 200 mm-300 mm, and the length of the tread of the lower connecting table does not include a mounting seam.
3. The prefabricated staircase panel of claim 2, wherein the upper connection platform has a tread length of a total length after the installation seam is included, the upper connection platform has a tread length of 260mm, the lower connection platform has a tread length without the installation seam, and the lower connection platform has a tread length of 260 mm.
4. The precast panel stair component of claim 1, wherein the step height at the lower connecting platform is a total height after containing the installation seam, and the step height of the lower connecting platform is a height of one step.
5. The precast panel stair component of claim 4, wherein the step height of the lower connecting platform is 150mm to 175 mm.
6. Twin-track stairway, comprising a prefabricated staircase panel according to any of claims 1-5.
7. The dual-tread stair of claim 6, wherein the rest platform at the height of the floor is provided with a picking lug, the rest platform at the height of the half floor is provided with an interlayer picking lug, and the two prefabricated plate type stair members are connected between the picking lug of the upper floor and the picking lug of the lower floor in a turning way to form the dual-tread stair.
8. A scissors staircase comprising a prefabricated staircase component according to any of claims 1-5.
9. The scissors stair of claim 8, wherein a cast-in-place beam is arranged between the floor slabs of the upper floor and the lower floor, the cast-in-place beam comprises a vertical section and a horizontal section, the upper end and the lower end of the vertical section respectively extend horizontally towards the left side and the right side to enable the cast-in-place beam to be in a step shape integrally, a prefabricated plate type stair component is arranged between the lower horizontal section and the lower lifting lug of the cast-in-place beam, the prefabricated plate type stair component is arranged between the upper horizontal section and the upper lifting lug of the cast-in-place beam, and the two prefabricated plate type stair components are spliced through the cast-in-place beam to form the scissors stair.
10. A scissors staircase as claimed in claim 9, in which the cast-in-place beam is connected between two prefabricated slab staircase elements, the cast-in-place beam itself constituting a first step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021909261.2U CN214329648U (en) | 2020-09-04 | 2020-09-04 | Prefabricated plate type stair component and double-running stair and scissor stair comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021909261.2U CN214329648U (en) | 2020-09-04 | 2020-09-04 | Prefabricated plate type stair component and double-running stair and scissor stair comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214329648U true CN214329648U (en) | 2021-10-01 |
Family
ID=77874998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021909261.2U Active CN214329648U (en) | 2020-09-04 | 2020-09-04 | Prefabricated plate type stair component and double-running stair and scissor stair comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214329648U (en) |
-
2020
- 2020-09-04 CN CN202021909261.2U patent/CN214329648U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201217898Y (en) | Concrete prefabricated stairs | |
| CN201661021U (en) | Prefabricated reinforced concrete stair | |
| CN214329648U (en) | Prefabricated plate type stair component and double-running stair and scissor stair comprising same | |
| CN112523520B (en) | Construction method of lifting protection platform for prefabricated building | |
| CN111946084A (en) | Elevator quarter-layer entrance type stair reconstruction structure and construction method | |
| CN111910912A (en) | Be used for construction machinery and construction grouping synchronous elevation structure | |
| CN212836352U (en) | Be applicable to subway station Z type stair structure | |
| CN217000874U (en) | Overhanging supporting die steel platform with large overhanging structure | |
| CN216196143U (en) | Prefabricated assembled concrete scissors stair | |
| CN211007753U (en) | Additional elevator gallery bridge assembly | |
| CN210482577U (en) | A prop up top circulation system for three-dimensional prefabricated full assembled concrete structure | |
| CN214696526U (en) | Segmental prefabricated scissor type plate type stair structure | |
| CN112695802A (en) | Optimized outlet shaft top bridge machine room structure | |
| CN217151154U (en) | Climbing channel for assembly type building construction | |
| CN217379565U (en) | Modular assembly type prefabricated staircase | |
| CN214834407U (en) | Vestibule structure of assembled elevator well | |
| CN218406134U (en) | L-shaped stair structure suitable for non-column subway station | |
| CN221000586U (en) | Connecting structure of superposed prefabricated hollow pier | |
| CN214995385U (en) | Scissors type laminated plate type stair assembled in sections | |
| CN212053814U (en) | Hoisting structure for installation of prefabricated staircase | |
| CN213449218U (en) | Subtract heavy type prefabricated reinforced concrete stair | |
| CN211419276U (en) | Construction platform assembly for construction elevator | |
| CN216866121U (en) | Interim steel stair operation platform device in assembly type structure stairwell | |
| CN211998555U (en) | Construction structure of super high-rise inner climbing tower crane | |
| CN114703987B (en) | High-rise shear wall casting method and high-rise stairwell casting method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |