CN109457881A - A kind of stair and its manufacture craft of fabricated structure - Google Patents
A kind of stair and its manufacture craft of fabricated structure Download PDFInfo
- Publication number
- CN109457881A CN109457881A CN201811536983.5A CN201811536983A CN109457881A CN 109457881 A CN109457881 A CN 109457881A CN 201811536983 A CN201811536983 A CN 201811536983A CN 109457881 A CN109457881 A CN 109457881A
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- China
- Prior art keywords
- stair
- lower plate
- flat plate
- upper flat
- plate
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- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F11/104—Treads
- E04F11/116—Treads of stone, concrete or like material or with an upper layer of stone or stone like material, e.g. ceramics, concrete; of glass or with an upper layer of glass
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F11/104—Treads
- E04F11/16—Surfaces thereof; Protecting means for edges or corners thereof
- E04F11/17—Surfaces
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F2011/0203—Miscellaneous features of stairways not otherwise provided for
- E04F2011/0205—Stairways characterised by the use of specific materials for the supporting structure of the treads
- E04F2011/021—Stairways characterised by the use of specific materials for the supporting structure of the treads mainly of stone or stone like materials, e.g. concrete; mainly of glass
- E04F2011/0212—Stairways characterised by the use of specific materials for the supporting structure of the treads mainly of stone or stone like materials, e.g. concrete; mainly of glass mainly of concrete
- E04F2011/0214—Stairways characterised by the use of specific materials for the supporting structure of the treads mainly of stone or stone like materials, e.g. concrete; mainly of glass mainly of concrete cast in situ
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Ceramic Engineering (AREA)
- Steps, Ramps, And Handrails (AREA)
Abstract
The invention discloses a kind of stair of fabricated structure and its manufacture crafts, including stair ontology, the stair ontology includes staircase boards, the upper flat plate for being fixed at staircase boards upper end and the lower plate for being fixed at staircase boards lower end, the staircase boards are obliquely installed, screw hole there are two vertically being opened on the upper flat plate, two screw holes are symmetrically distributed in the length direction both ends of upper flat plate, the screw hole there are two also vertically being opened on the lower plate, two screw holes are symmetrically distributed in the length direction both ends of lower plate, caulking groove is provided in the lower plate and lower plate left and right sides, the staircase boards include several steps, the step, the upper surface of upper flat plate and lower plate is fixedly installed several anti-skid bulge lines.The stair and its manufacture craft of fabricated structure of the present invention have the advantages that assembling quality height, long service life, have dampproof effect and antiskid effect is good.
Description
Technical field
The present invention relates to assembled arthitecutral structure field, it particularly relates to a kind of stair of fabricated structure and its
Manufacture craft.
Background technique
With gradually bright and clear, the assembled steel reinforced concrete of the environmental protection policies such as urban construction energy-saving and emission-reduction, sustainable development
Structural construction has welcome the new opportunities that can be developed in a healthy way, and assembled architecture will become the inexorable trend of China's building construction.In advance
Stair processed occupy important status in architectural industrialization, since the size of staircase is unified very well, make assembled integral
Stair can take the lead in carrying out large-area applications.Traditional cast-in-situ stair is replaced using precast stair construction technology, is achieved obvious
Effect: the industrialization of live processing and fabricating, mechanization installation, high-efficient, Forming Quality is good, scale error is small, construction speed is fast,
It is good to be not required to secondary decoration, simple installation, safety, noise, fugitive dust and the leakage for reducing the construction of cast in situs stair are spilt, more ring
It protects, it will be apparent that reduce construction cost, there is good application value.But some assembled stair used at present,
Assembling quality is not high, and service life is short, and does not have dampproof effect, and antiskid effect is bad, influences the using effect of stair.
Summary of the invention
To solve problems of the prior art, the present invention provides the stair and its production work of a kind of fabricated structure
Skill has the advantages that assembling quality height, long service life, has dampproof effect and antiskid effect is good.
To achieve the above object, the technical solution adopted by the present invention is that: a kind of stair of fabricated structure, including stair
Ontology, the stair ontology include staircase boards, the upper flat plate for being fixed at staircase boards upper end and are fixed under staircase boards
The lower plate at end, the staircase boards are obliquely installed, and are vertically opened on the upper flat plate there are two screw hole, two screw holes are symmetrical
The length direction both ends of upper flat plate are distributed in, are also vertically opened on the lower plate there are two the screw hole, two screw holes
The length direction both ends of lower plate are symmetrically distributed in, are provided with caulking groove in the lower plate and lower plate left and right sides, it is described
Staircase boards include several steps, and the upper surface of the step, upper flat plate and lower plate is fixedly installed several anti-skid bulge lines.
The inner bottom of the staircase boards is fixedly installed with lightweight support plate, and the inside of the staircase boards is embedded with several in advance
Reinforcing bar arranged side by side, the reinforcing bar upper end extend in upper flat plate in the width direction, and the reinforcing bar lower end extends to lower plate
Interior, the reinforcing bar shape is in zigzag structure, is equipped with rectangle steel bar inside each step, the rectangle steel bar length is less than
Or it is equal to length of bench.
The anti-skid bulge line includes trapezoidal item and the anti-slippery fellow for being fixedly mounted on trapezoidal upper surface, and the anti-slippery fellow is
Cylindrical-shaped structure, the anti-slippery fellow are made of wear-resistant material.
In above structure, reinforcing bar runs through entire stair, improves the stress-bearing capability of stair ontology, plays bone to stair ontology
The effect of frame support；Caulking groove facilitates installing and connecting apparatus, keeps stair connection more convenient, while mitigating the weight of stair ontology；
Trapezoidal item and anti-slippery fellow on anti-skid bulge line are capable of increasing the frictional force of shoes and step, prevent pedestrian from slipping；Lightweight support
Plate plays the role of basis sizing to stair ontology and support, rectangle steel bar play reinforcement and support to step；Screw
Hole facilitates installing and connecting apparatus, while facilitating installation hoisting screw to lift by crane stair ontology and installing.
Preferably, the upper flat plate lower end is equipped with upper beam, the upper surface of the upper beam and the lower surface of upper flat plate
It fits, the screw hole on the upper flat plate extends in upper beam, and connection bolt, the upper beam are equipped in the screw hole
The interior anchor head for being equipped with and connect bolt and being fixedly connected is filled out in the gap equipped with gap between the screw hole and connection bolt
Filled with filling polyphenyl, it is filled with mortar at the top of the connection bolt, the lower plate lower end is equipped with lower beam, on the lower plate
Screw hole extend in lower plate, the screw hole internal structure phase of screw hole internal structure and upper flat plate on the lower plate
Together, the lower beam be equipped with the anchor head that connect bolt and be fixedly connected, so set, filling polyphenyl and mortar are to connection bolt
To the effect of fastening, lower beam and upper beam play the role of support to stair ontology.
Preferably, the screw hole of the upper flat plate is identical with the screw bore dia of lower plate, and it is through-hole, so sets
It sets, increases the applicability of screw hole, using the screw of same model, reduce the waste of material, saved cost.
Choose ear preferably, being equipped in one of caulking groove of the upper flat plate, the upper flat plate and choose ear pass through it is pre-buried
Part connection is equipped in one of caulking groove of the lower plate and chooses ear, the lower plate with choose ear and connect by built-in fitting, it is described
Upper flat plate choose that ear is located remotely from lower plate choose ear side, so set, being facilitated between stair ontology by the setting for choosing ear
Connection, and lifting lug be active link, it is convenient for disassembly and assembly, can be suitable for different types of stair ontology install.
Preferably, rectangle steel bar both ends offer several preformed holes, corresponded on the step upper surface reserved
The position in hole is provided with round tube hole, so set, facilitating installation fixed protection column by preformed hole, reduces drilling to the damage of stair
Evil.
A kind of manufacture craft of the stair of fabricated structure, includes the following steps:
A, precast concrete uniformly mixes cement, miberal powder, pearlife, anti-blushing agent, lime and slag, forms concrete
Slurries；
B, it crosses in stairway die, indicates the region for laying lightweight support plate, and by prefabricated profiled lightweight
Support plate is laid in the region；
C, reinforcing bar is laid, lays reinforcing bar above lightweight support plate, lays rectangle steel bar in the position of step；
D, the casting concrete slurries into stairway die make concrete fill up entire stairway die；
E, it stands, standing 12~for 24 hours, it is formed to stair；
F, molding stair are taken out, molding is dried.
Preferably, the reinforcing bar extends stairway die along stairway die length direction；The reinforcing bar and the lightweight
There are gaps between support plate.
Two preformed holes are had preferably, being provided with before the rectangle steel bar installation at the both ends of rectangle steel bar.
Preferably, the position for corresponding to screw hole and caulking groove on the mold is respectively equipped with boss column and rectangular cam, institute
State the position on the inside of caulking groove and be embedded with built-in fitting, the position that the mold corresponds to the anti-skid bulge line on step open up it is fluted,
The shape of the groove and the structure of anti-skid bulge line match, so set, it is integrally formed anti-skid bulge line and staircase boards,
Save remaining procedure of processing.
Preferably, while prefabricated assembled stair, prefabricated upper beam and lower beam, in the upper beam and lower beam
The position for being correspondingly connected with bolt is installed with anchor head, so set, being conveniently fixedly connected with bolt by the setting of anchor head.
The beneficial effects of the present invention are:
(1) manufacture craft of the invention is simple, saves remaining processing flow, and one-step shaping improves assembled stair
Producing efficiency, and Forming Quality is good, and overall performance is stablized；
(2) the phenomenon that bearing capacity of stair ontology is strong, good antiskid effect, prevents pedestrian's slideway, caulking groove connects stair
Connect more convenient, lower beam and upper beam play good supporting role to stair ontology.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the embodiment of the present invention；
Fig. 2 is the side view of the embodiment of the present invention；
Fig. 3 is the schematic diagram of internal structure of the embodiment of the present invention；
Fig. 4 is the structural schematic diagram of the anti-skid bulge line of the embodiment of the present invention；
Fig. 5 is the attachment structure schematic diagram that ear is chosen in the embodiment of the present invention；
Fig. 6 is the structural schematic diagram of the rectangle steel bar of the embodiment of the present invention.
Description of symbols:
1, upper flat plate；2, step；3, lower plate；4, staircase boards；5, screw hole；6, anti-skid bulge line；7, ear is chosen；8, embedding
Slot；9, trapezoidal item；10, anti-slippery fellow；11, mortar；12, bolt is connected；13, polyphenyl is filled；14, rectangle steel bar；15, anchor head；16,
Reinforcing bar；17, lightweight support plate；18, built-in fitting；19, preformed hole；20, upper beam；21, lower beam.
Specific embodiment
The embodiment of the present invention is described in detail with reference to the accompanying drawing.
Embodiment 1:
As shown in Figs 1-4, a kind of stair of fabricated structure, including stair ontology, stair ontology include staircase boards 4,
The upper flat plate 1 for being fixed at 4 upper end of staircase boards and the lower plate 3 for being fixed at 4 lower end of staircase boards, lower plate 3 and upper flat
Plate 1 is cube structure, and staircase boards 4 are obliquely installed, and is vertically opened on upper flat plate 1 there are two screw hole 5, two screw holes 5 are symmetrical
The left and right ends of upper flat plate 1 are distributed in, are also vertically opened on lower plate 3 there are two screw hole 5, two screw holes 5 are symmetrically distributed in down
The left and right ends of plate 3,5 position of screw hole on upper flat plate 1 and lower plate 3 is corresponding, lower plate 3 and lower plate 3 or so two
Caulking groove 8 is provided on side, staircase boards 4 include several steps 2, and the fixation of the upper surface of step 2, upper flat plate 1 and lower plate 3 is set
Two anti-skid bulge lines 6 are equipped with, the screw hole 5 of upper flat plate 1 is identical with 5 diameter of screw hole of lower plate 3, and is through-hole, such as
This setting, increases the applicability of screw hole 5, using the screw of same model, reduces the waste of material, saved cost.
The inner bottom of staircase boards 4 is fixedly installed with lightweight support plate 17, and the inside of staircase boards 4 is embedded with several along a left side in advance
Right width direction reinforcing bar 16 arranged side by side, 16 upper end of reinforcing bar extend in upper flat plate 1, and 16 lower end of reinforcing bar extends to lower plate
In 3,16 shape of reinforcing bar is in zigzag structure, and rectangle steel bar 14 is equipped with inside each step 2, and 14 length of rectangle steel bar is equal to step 2
Length.
Anti-skid bulge line 6 includes trapezoidal item 9 and the anti-slippery fellow 10 for being fixedly mounted on trapezoidal 9 upper surface of item, and anti-slippery fellow 10 is
Cylindrical-shaped structure, anti-slippery fellow 10 are made of wear-resistant material.
14 left and right ends of rectangle steel bar are opened up there are two preformed hole 19, and the position of preformed hole 19 is corresponded on 2 upper surface of step
It sets and is provided with round tube hole, installation fixed protection column is facilitated by preformed hole 19, reduces damage of the drilling to stair.
In above structure, reinforcing bar 16 runs through entire stair, improves the stress-bearing capability of stair ontology, plays to stair ontology
The effect of skeletal support；Caulking groove 8 facilitates installing and connecting apparatus, keeps stair connection more convenient, while mitigating the weight of stair ontology
Amount；Trapezoidal item 9 and anti-slippery fellow 10 on anti-skid bulge line 6 are capable of increasing the frictional force of shoes Yu step 2, prevent pedestrian from slipping；
Lightweight support plate 17 plays the role of basis sizing to stair ontology and support, rectangle steel bar 14 play reinforcement and branch to step 2
The effect of support；Screw hole 5 facilitates installing and connecting apparatus, while facilitating installation hoisting screw to lift by crane stair ontology and installing, rectangle
Preformed hole 19 on steel bar 14 facilitates installation protective fence, reduces damage of the drilling to stair ontology.
Embodiment 2:
As shown in figure 3, the present embodiment is on the basis of embodiment 1,1 lower end of upper flat plate is equipped with upper beam 20, upper beam 20
Upper surface and the lower surface of upper flat plate 1 fit, the screw hole 5 on upper flat plate 1 extends in upper beam 20, in screw hole 5
The anchor head 15 for being equipped with equipped with connection bolt 12, in upper beam 20 and connecting bolt 12 and being fixedly connected, screw hole 5 with connect bolt 12
Between be equipped with gap, filled with filling polyphenyl 13 in gap, connect filled with mortar 11 at the top of bolt 12, lower 3 lower end of plate is set
There is lower beam 21, the screw hole 5 on lower plate 3 extends in lower plate 3,5 internal structure of screw hole on lower plate 3 and upper flat
5 internal structure of screw hole of plate 1 is identical, and lower beam 21 is equipped with and the anchor head 15 that connect bolt 12 and be fixedly connected, filling polyphenyl 13
Play the role of fastening with 11 pairs of connection bolts 12 of mortar, lower beam 21 and upper beam 20 play the work of support to stair ontology
With.
Remaining structure and working principle of embodiment 2 is the same as embodiment 1.
Embodiment 3:
As depicted in figs. 1 and 2, the present embodiment on the basis of embodiment 1, is equipped in the right side caulking groove 8 of upper flat plate 1 and chooses ear
7, upper flat plate 1 with choose ear 7 and connect by built-in fitting 18, be equipped in the left side caulking groove 8 of lower plate 3 and choose ear 7, lower plate 3 with choose ear 7
It is connected by built-in fitting 18, by choosing the setting of ear 7, facilitates the connection between stair ontology, and lifting lug is active link, is torn open
Dress is convenient, can be suitable for different types of stair ontology and install.
Remaining structure of embodiment 3 and its working principle are the same as embodiment 1.
A kind of manufacture craft of the stair of fabricated structure, includes the following steps:
A, precast concrete uniformly mixes cement, miberal powder, pearlife, anti-blushing agent, lime and slag in batch mixer,
Water is added in mixed process, forms concrete slurry；
B, it crosses in stairway die, indicates the region for laying lightweight support plate 17, and will be prefabricated profiled light
Matter support plate 17 is laid in the region；
C, reinforcing bar 16 is laid, reinforcing bar 16 is laid above lightweight support plate 17, reinforcing bar 16 extends mold, in step 2
Rectangle steel bar 14 is laid in position, and extra part is truncated after shaping；
D, the casting concrete slurries into stairway die make concrete fill up entire stairway die；
E, it stands, standing 12~for 24 hours, it is formed to stair；
F, molding stair are taken out, molding is dried, prevents cracked phenomenon of being exposed to the sun.
Reinforcing bar 16 extends stairway die along stairway die length direction；Between reinforcing bar 16 and lightweight support plate 17 there are
Gap.
Rectangle steel bar 14 is provided at the both ends of rectangle steel bar 14 before installing and has two preformed holes 19.
The position that screw hole 5 and caulking groove 8 are corresponded on mold is respectively equipped with boss column and rectangular cam, the position of 8 inside of caulking groove
It sets and is embedded with built-in fitting 18, the position that mold corresponds to the anti-skid bulge line 6 on step 2 opens up fluted, the shape of groove and anti-
The structure of sliding salient line 6 matches, and installs anti-slippery fellow 10 after stair sheet is body formed again, anti-slippery fellow 10 do not use concrete material because
It is ineffective for fritter concrete abrasion-resistant, so set, being integrally formed anti-skid bulge line 6 and staircase boards 4, saves remaining and add
Work step is rapid.
While prefabricated assembled stair, prefabricated upper beam 20 and lower beam 21 are corresponding in upper beam 20 and lower beam 21
The position of connection bolt 12 is installed with anchor head 15, by the setting of anchor head 15, is conveniently fixedly connected with bolt 12.
A specific embodiment of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.
Claims (10)
1. a kind of stair of fabricated structure, including stair ontology, which is characterized in that the stair ontology include staircase boards,
The upper flat plate for being fixed at staircase boards upper end and the lower plate for being fixed at staircase boards lower end, the staircase boards inclination are set
It sets, is vertically opened on the upper flat plate there are two screw hole, two screw holes are symmetrically distributed in the length direction both ends of upper flat plate,
It is also vertically opened on the lower plate there are two the screw hole, two screw holes are symmetrically distributed in the length direction two of lower plate
End, is provided with caulking groove on the lower plate and lower plate left and right sides, and the staircase boards include several steps, the step,
The upper surface of upper flat plate and lower plate is fixedly installed several anti-skid bulge lines；
The inner bottom of the staircase boards is fixedly installed with lightweight support plate, and the inside of the staircase boards is embedded with several along width in advance
Direction reinforcing bar arranged side by side is spent, the reinforcing bar upper end extends in upper flat plate, and the reinforcing bar lower end extends in lower plate, institute
Reinforcing bar shape is stated in zigzag structure, each step inside is equipped with rectangle steel bar, and the rectangle steel bar length is less than or equal to
Length of bench；
The anti-skid bulge line includes trapezoidal item and the anti-slippery fellow for being fixedly mounted on trapezoidal upper surface, and the anti-slippery fellow is cylinder
Shape structure, the anti-slippery fellow are made of wear-resistant material.
2. a kind of stair of fabricated structure according to claim 1, which is characterized in that the upper flat plate lower end is equipped with
Upper beam, the upper surface of the upper beam and the lower surface of upper flat plate fit, and the screw hole on the upper flat plate extends to
Connection bolt is equipped in crossbeam, in the screw hole, be equipped in the upper beam with the anchor head that connect bolt and be fixedly connected, it is described
It is equipped with gap between screw hole and connection bolt, filling polyphenyl is filled in the gap, is filled at the top of the connection bolt
Mortar, the lower plate lower end are equipped with lower beam, and the screw hole on the lower plate extends in lower plate, on the lower plate
Screw hole internal structure it is identical with the screw hole internal structure of upper flat plate, the lower beam is equipped with and connect bolt and be fixedly connected
Anchor head.
3. a kind of stair of fabricated structure according to claim 1, which is characterized in that the screw hole of the upper flat plate
It is identical with the screw bore dia of lower plate, and be through-hole.
4. a kind of stair of fabricated structure according to claim 1, which is characterized in that wherein the one of the upper flat plate
Be equipped in a caulking groove and choose ear, the upper flat plate with choose ear and connect by built-in fitting, set in one of caulking groove of the lower plate
Choose ear, the lower plate with choose ear and connect by built-in fitting, the upper flat plate choose that ear is located remotely from lower plate choose ear one
Side.
5. a kind of stair of fabricated structure according to claim 1, which is characterized in that rectangle steel bar both ends are equal
Several preformed holes are offered, the position that preformed hole is corresponded on the step upper surface is provided with round tube hole.
6. a kind of manufacture craft of the stair of fabricated structure, which comprises the steps of:
A, precast concrete uniformly mixes cement, miberal powder, pearlife, anti-blushing agent, lime and slag, forms concrete slurry；
B, it crosses in stairway die, indicates the region for laying lightweight support plate, and prefabricated profiled lightweight is supported
Plate is laid in the region；
C, reinforcing bar is laid, lays reinforcing bar above lightweight support plate, lays rectangle steel bar in the position of step；
D, the casting concrete slurries into stairway die make concrete fill up entire stairway die；
E, it stands, standing 12~for 24 hours, it is formed to stair；
F, molding stair are taken out, molding is dried.
7. a kind of manufacture craft of the stair of fabricated structure according to claim 6, which is characterized in that the reinforcing bar
Extend stairway die along stairway die length direction；There are gaps between the reinforcing bar and the lightweight support plate.
8. a kind of manufacture craft of the stair of fabricated structure according to claim 6, which is characterized in that the rectangle
It is provided with before steel bar installation at the both ends of rectangle steel bar and has two preformed holes.
9. a kind of manufacture craft of the stair of fabricated structure according to claim 6, which is characterized in that the mold
The position of upper corresponding screw hole and caulking groove is respectively equipped with boss column and rectangular cam, and the position on the inside of the caulking groove is embedded with pre-buried
Part, the position that the mold corresponds to the anti-skid bulge line on step open up fluted, the shape and anti-skid bulge line of the groove
Structure match.
10. a kind of manufacture craft of the stair of fabricated structure according to claim 6, which is characterized in that prefabricated dress
While with formula stair, prefabricated upper beam and lower beam, the position that bolt is correspondingly connected in the upper beam and lower beam is fixed
There is anchor head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811536983.5A CN109457881A (en) | 2018-12-14 | 2018-12-14 | A kind of stair and its manufacture craft of fabricated structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811536983.5A CN109457881A (en) | 2018-12-14 | 2018-12-14 | A kind of stair and its manufacture craft of fabricated structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109457881A true CN109457881A (en) | 2019-03-12 |
Family
ID=65613412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811536983.5A Pending CN109457881A (en) | 2018-12-14 | 2018-12-14 | A kind of stair and its manufacture craft of fabricated structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109457881A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111622436A (en) * | 2020-05-30 | 2020-09-04 | 河北中铁沧盐建筑科技有限公司 | Prefabricated staircase and installation process thereof |
| CN113216536A (en) * | 2021-04-14 | 2021-08-06 | 凯第建筑集团有限公司 | Steel structure building stair system and construction method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69919053D1 (en) * | 1998-03-12 | 2004-09-09 | Massimo Mastella | Modular step for prefabricated self-supporting ladders |
| CN106088493A (en) * | 2016-08-05 | 2016-11-09 | 中国建筑第七工程局有限公司 | A kind of pin key connects mounting structure and the construction thereof of prefabricated bench |
| CN106930484A (en) * | 2017-03-15 | 2017-07-07 | 中建三局第建设工程有限责任公司 | For the full precast stairway system and construction method of prefabricated concrete structure |
| CN206467922U (en) * | 2017-02-03 | 2017-09-05 | 河南国隆实业有限公司 | A kind of module-assembled component stair |
| CN207160448U (en) * | 2017-09-06 | 2018-03-30 | 中岩武宁环保科技有限公司 | A kind of assembled architecture reinforced concrete stairs structure |
| CN207959747U (en) * | 2018-02-11 | 2018-10-12 | 山东省建筑科学研究院 | A kind of precast prestressed concrete cranked slab stairs |
-
2018
- 2018-12-14 CN CN201811536983.5A patent/CN109457881A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69919053D1 (en) * | 1998-03-12 | 2004-09-09 | Massimo Mastella | Modular step for prefabricated self-supporting ladders |
| CN106088493A (en) * | 2016-08-05 | 2016-11-09 | 中国建筑第七工程局有限公司 | A kind of pin key connects mounting structure and the construction thereof of prefabricated bench |
| CN206467922U (en) * | 2017-02-03 | 2017-09-05 | 河南国隆实业有限公司 | A kind of module-assembled component stair |
| CN106930484A (en) * | 2017-03-15 | 2017-07-07 | 中建三局第建设工程有限责任公司 | For the full precast stairway system and construction method of prefabricated concrete structure |
| CN207160448U (en) * | 2017-09-06 | 2018-03-30 | 中岩武宁环保科技有限公司 | A kind of assembled architecture reinforced concrete stairs structure |
| CN207959747U (en) * | 2018-02-11 | 2018-10-12 | 山东省建筑科学研究院 | A kind of precast prestressed concrete cranked slab stairs |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111622436A (en) * | 2020-05-30 | 2020-09-04 | 河北中铁沧盐建筑科技有限公司 | Prefabricated staircase and installation process thereof |
| CN111622436B (en) * | 2020-05-30 | 2021-06-29 | 河北中铁沧盐建筑科技有限公司 | Prefabricated staircase and installation process thereof |
| CN113216536A (en) * | 2021-04-14 | 2021-08-06 | 凯第建筑集团有限公司 | Steel structure building stair system and construction method thereof |
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Application publication date: 20190312 |