CN207812875U - Precast stair based on building industrialization - Google Patents
Precast stair based on building industrialization Download PDFInfo
- Publication number
- CN207812875U CN207812875U CN201820145801.0U CN201820145801U CN207812875U CN 207812875 U CN207812875 U CN 207812875U CN 201820145801 U CN201820145801 U CN 201820145801U CN 207812875 U CN207812875 U CN 207812875U
- Authority
- CN
- China
- Prior art keywords
- pedal
- precast stair
- support slot
- fixedly connected
- lower support
- 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
Abstract
The utility model discloses a kind of precast stairs based on building industrialization, solve the technical problem of the shock resistance difference of existing precast stair；Its key points of the technical solution are that：Including the stepped pedal being fixedly connected of polylith, the pedal positioned at top layer is fixedly connected with upper beam, it is fixedly connected with underbeam positioned at the undermost pedal, adjacent upper floor plate has been respectively fixedly connected with upper support seat and lower support base with lower floor plate, the upper support seat is provided with support slot, the lower support base is provided with lower support slot, the cell wall and slot bottom of the upper support slot and the cell wall and slot bottom of the lower support slot are both provided with resilient cushion member, and the upper beam and underbeam are plugged on respectively in the upper support slot and lower support slot；The advantageous effect for the anti-seismic performance for improving precast stair is reached.
Description
Technical field
The utility model is related to precast stair technical field, more specifically, it relates to a kind of based on building industrialization
Precast stair.
Background technology
The production of building is realized with being constructed to main means for a long time.Building industrialization seeks to will to build
The mechanization production based on manufacture is changed into production, to replace hand disperse in traditional architecture industry, low-level, inefficient
Industrial mode of production.Therefore building industrialization road, typically from it is a large amount of property, with identical performance, be easier to
Abstract building sorting out, being easy modular coordination cooperation starts, and comprehensive industrialization of building is done step-by-step.
Traditional building stair needs to undergo in-site installation template, assembling reinforcement, cast concrete, form removal,
Field procedure is more, and concrete needs regular hour coagulation forming, leads to claim for eot, consumes more be produced into
This, does not meet the propulsion of building industrialization.
Precast stair occupies important status in building industrialization, since the size of staircase is unified very well, just
Good chance is provided to the popularization and application of precast stair.By first making mold, then existing precast stair is typically
It buries reinforcing bar in a mold and casting concrete, casting solidification precast stair after molding can directly be built in building
Between upper lower floor plate, the construction period of stair is shortened.But due to the mechanical characteristic of concrete anti-compression not tension so that pre-
Junction between stair processed and upper lower floor plate is difficult to fixing compact, causes the shock resistance of precast stair poor.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of based on the pre- of building industrialization
Stair processed have the advantages that better anti-seismic performance.
To achieve the above object, the utility model provides following technical solution：It is a kind of based on the prefabricated of building industrialization
Stair, including the stepped pedal being fixedly connected of polylith, the pedal positioned at top layer are fixedly connected with upper beam, are located at most
The pedal of lower layer is fixedly connected with underbeam, and adjacent upper floor plate has been respectively fixedly connected with upper support seat and lower branch with lower floor plate
Seat is supportted, the upper support seat is provided with support slot, and the lower support base is provided with lower support slot, the cell wall of the upper support slot
It is both provided with resilient cushion member with the cell wall and slot bottom of slot bottom and the lower support slot, the upper beam and underbeam are plugged on respectively
In the upper support slot and lower support slot.
Using above-mentioned technical proposal, since upper support slot and lower support slot are fixedly installed resilient cushion member,
Upper beam and underbeam form elastic extruding by the own wt of precast stair and resilient cushion member respectively；When an earthquake occurs, on
The resilient cushion member of the resilient cushion member and lower support groove groove wall that support groove groove wall can play laterally seismic wave in shock-absorbing work
With the resilient cushion member of the resilient cushion member of upper support slot slot bottom and lower support slot slot bottom can play suction to longitudinally seismic wave
Shake acts on, and to mitigate the seismic wave for being transmitted to precast stair, and then can increase the shock resistance of precast stair.
The utility model is further arranged, and the upper beam, underbeam and polylith pedal form one by pouring into a mould concrete
Whole, pedal is internally provided with pre-buried steel construction described in polylith.
Using above-mentioned technical proposal, the overall construction intensity of precast stair can be improved.
The utility model is further arranged, and the pre-buried steel construction includes the steel being arranged along the precast stair inclined direction
Plate and multiple steelframes for being fixedly connected on the upper surface of steel plate, multiple steelframes are stepped point of the upper surface of steel plate
Cloth.
Using above-mentioned technical proposal, pre-buried steel construction is simpler on the whole, and every piece of pedal can have compared with
High structural strength.
The utility model is further arranged, and the horizontal cross-section of the horizontal cross-section of the upper support slot and lower support slot is respectively provided with
It is trapezoidal.
Using above-mentioned technical proposal, make the plugged and fixed that upper beam and underbeam more consolidate respectively in upper support slot and lower support
In slot.
The utility model is further arranged, and the thickness of the resilient cushion member is set as 10-15mm.
Using above-mentioned technical proposal, there is obvious cushioning effect to precast stair.
The utility model is further arranged, and described is stepped on positioned at the upper surface of the pedal of top layer and positioned at undermost
The upper surface of plate has been respectively fixedly connected with a pair of of hanging ring.
Using above-mentioned technical proposal, keep the installation and removal of precast stair more convenient.
The utility model is further arranged, and is located at the pedal of top layer and consolidates respectively positioned at the undermost pedal
Surely it is provided with a pair of of thread bush, the bottom of the thread bush is fixedly connected with the snap-gauge for protruding from thread bush lateral surface, described to hang
The bottom of ring is fixedly connected with screw rod, and the screw flight is plugged in corresponding thread bush.
Using above-mentioned technical proposal, when installing or removing precast stair, the screw rod of hanging ring bottom can be connected by screw thread
It patches and is fixed in thread bush；It after hanging ring has used, can be removed from thread bush, not influencing the normal of precast floor slab makes
With.
The utility model is further arranged, and the upper surface of the pedal is fixedly installed aluminium alloy tread plate.
Using above-mentioned technical proposal, the walking safety of precast stair can be improved.
In conclusion the utility model mainly has the advantages that：First, by upper support slot and lower support slot
Middle setting resilient cushion member, can mitigate the seismic wave for being transmitted to precast stair, to increase the shock resistance of precast stair；Its
Two, by the setting of pre-buried steel construction, the overall construction intensity of precast stair can be improved；Third, passing through dismountable hanging ring
Setting, keep the installation and removal of precast stair more convenient.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the structure sectional view of the utility model embodiment；
Fig. 3 is the assembly relation schematic diagram of thread bush and hanging ring in the utility model embodiment.
Reference numeral：1, pedal；11, aluminium alloy tread plate；2, upper beam；3, underbeam；4, upper support seat；41, upper support slot；
5, lower support base；51, lower support slot；6, resilient cushion member；71, steel plate；72, steelframe；8, hanging ring；81, screw rod；9, thread bush；
91, snap-gauge.
Specific implementation mode
It elaborates below in conjunction with the accompanying drawings to the technical solution of the utility model.
A kind of precast stair based on building industrialization, as depicted in figs. 1 and 2, including polylith is stepped is fixedly connected
Pedal 1, in polylith pedal 1, the pedal 1 positioned at top layer is fixedly connected with upper beam 2, be located at undermost pedal 1 fix
It is connected with underbeam 3.The adjacent upper floor plate of building is connected with upper support by pouring into a mould concrete integrated molding respectively with lower floor plate
Seat 4 and lower support base 5, the upper surface of upper support seat 4 are provided with support slot 41, and the upper surface of lower support base 5 is provided with lower support slot
51, and upper support slot 41 and the opposite one end of lower support slot 51 are open setting；Upper support slot 41 cell wall and slot bottom with
And the cell wall and slot bottom of lower support slot 51 are fixedly installed resilient cushion member 6, and upper beam 2 and underbeam 3 are plugged on respectively
In support slot 41 and lower support slot 51.Aluminium alloy tread plate 11 can be fixedly mounted in the upper surface of pedal 1, to improve prefabricated
The safety walked on stair.
When mounted, precast stair is sling using crane, and upper beam 2 and underbeam 3 is made to be located at upper support slot 41 under
Then the surface of support slot 51 gently falls entire precast stair, upper beam 2 and underbeam 3 is made to pass through precast stair respectively
Own wt be fixedly plugged in support slot 41 and lower support slot 51.Since upper support slot 41 and lower support slot 51 are solid
Surely it is provided with resilient cushion member 6, therefore, upper beam 2 and underbeam 3 pass through the own wt of precast stair and resilient cushion member 6 respectively
Elasticity is formed to squeeze；When an earthquake occurs, the elasticity of 51 cell wall of the resilient cushion member 6 of 41 cell wall of upper support slot and lower support slot
Beam 6 can play laterally seismic wave shock-absorbing functions, the resilient cushion member 6 and lower support slot 51 of 41 slot bottom of upper support slot
The resilient cushion member 6 of slot bottom can play shock-absorbing functions to longitudinally seismic wave, to mitigate the seismic wave for being transmitted to precast stair,
And then the shock resistance of precast stair can be increased.
As shown in Fig. 2, in the present embodiment, upper beam 2, underbeam 3 and polylith pedal 1 can be by way of pouring into a mould concrete
Integrated molding connects into an entirety, and precast stair is made to have higher structural strength on the whole；In addition, in polylith pedal 1
Be internally provided with pre-buried steel construction, pre-buried steel construction before pouring into a mould concrete pre-plugged in a mold, when in mold
After concrete setting molding, pre-buried steel construction is fixed on the inside of polylith pedal 1, further improves the whole knot of precast stair
Structure intensity.
Specifically, pre-buried steel construction includes that the steel plate 71 being arranged along the precast stair inclined direction and multiple welding are solid
It is scheduled on the steelframe 72 of 71 upper surface of steel plate, multiple steelframes 72 make pre-buried steel construction in the stepped distribution in the upper surface of steel plate 71
It is simpler on the whole, and every piece of pedal 1 can have higher structural strength.
Fig. 1 is reviewed, in the present embodiment, the horizontal cross-section of the horizontal cross-section of upper support slot 41 and lower support slot 51 can be set
Set it is trapezoidal, meanwhile, the horizontal cross-section of upper beam 2 and the horizontal cross-section of underbeam 3 be also correspondingly arranged it is trapezoidal, make upper beam 2 and under
The plugged and fixed that beam 3 more consolidates respectively is in upper support slot 41 and lower support slot 51.
In the present embodiment, rubber pad can be used in resilient cushion member 6, and thickness is preferably provided between 10-15mm, to prefabricated
Stair have obvious cushioning effect.
As shown in figures 1 and 3, it is sling by crane for the ease of precast stair, in the present embodiment, is located at top layer
The upper surface of pedal 1 and it is respectively fixedly connected with a pair of of hanging ring 8 positioned at the upper surface of undermost pedal 1, has made precast stair
It mounts and dismounts more convenient.
Specifically, be located at the pedal 1 of top layer and be fixedly installed a pair of of thread bush 9 respectively positioned at undermost pedal 1,
The bottom of thread bush 9 is fixedly connected with the snap-gauge 91 for protruding from 9 lateral surface of thread bush, and spiral shell is fixedly connected in the bottom of hanging ring 8
Bar 81,81 screw thread of screw rod are plugged in corresponding thread bush 9.It, can be pre-buried by thread bush 9 when pouring into a mould precast stair with concrete
In concrete, after concrete setting molding, thread bush 9 is just fixed, and the snap-gauge 91 of 9 bottom of thread bush can be prevented
Only thread bush 9 is deviate from from pedal 1.When installing or removing precast stair, the screw rod 81 of 8 bottom of hanging ring can be connected by screw thread
It patches and is fixed in thread bush 9, and the suspension hook of crane is clasped into four hanging rings 8 respectively, to hang entire precast stair
It rises and falls landing；After hanging ring 8 has used, it can be removed from thread bush 9, not influence the normal use of precast floor slab.
Above example is only the explanation to the utility model, is not limitations of the present invention, this field
Technical staff can as needed make the present embodiment the modification of not creative contribution after reading this specification, but only
It all to be protected by Patent Law in the right of the utility model.
Claims (8)
1. a kind of precast stair based on building industrialization, it is characterised in that：Including the stepped pedal being fixedly connected of polylith
(1), the pedal (1) for being located at top layer is fixedly connected with upper beam (2), is fixedly connected positioned at the undermost pedal (1)
There are underbeam (3), adjacent upper floor plate to be respectively fixedly connected with upper support seat (4) and lower support base (5), the upper branch with lower floor plate
Support seat (4) is provided with support slot (41), and the lower support base (5) is provided with lower support slot (51), the upper support slot (41)
Cell wall and the cell wall and slot bottom of slot bottom and the lower support slot (51) be both provided with resilient cushion member (6), the upper beam (2)
It is plugged on respectively in the upper support slot (41) and lower support slot (51) with underbeam (3).
2. the precast stair according to claim 1 based on building industrialization, it is characterised in that：The upper beam (2), underbeam
(3) and polylith pedal (1) forms an entirety by pouring into a mould concrete, and being internally provided with for pedal (1) described in polylith is pre-buried
Steel construction.
3. the precast stair according to claim 2 based on building industrialization, it is characterised in that：The pre-buried steel construction packet
Include the steel plate (71) being arranged along the precast stair inclined direction and the multiple steel plate (71) upper surfaces of being fixedly connected on
Steelframe (72), upper surface stepped distribution of multiple steelframes (72) in steel plate (71).
4. the precast stair according to claim 3 based on building industrialization, it is characterised in that：The upper support slot (41)
Horizontal cross-section and lower support slot (51) horizontal cross-section be respectively provided with it is trapezoidal.
5. the precast stair according to claim 4 based on building industrialization, it is characterised in that：The resilient cushion member
(6) thickness is set as 10-15mm.
6. the precast stair according to claim 5 based on building industrialization, it is characterised in that：Described in top layer
The upper surface of pedal (1) and the upper surface for being located at the undermost pedal (1) have been respectively fixedly connected with a pair of of hanging ring (8).
7. the precast stair according to claim 6 based on building industrialization, it is characterised in that：Described in top layer
Pedal (1) and it is fixedly installed a pair of of thread bush (9), the bottom of the thread bush (9) respectively positioned at the undermost pedal (1)
Portion is fixedly connected with the snap-gauge (91) for protruding from thread bush (9) lateral surface, and the bottom of the hanging ring (8) is fixedly connected with screw rod
(81), screw rod (81) screw thread is plugged in corresponding thread bush (9).
8. the precast stair according to claim 7 based on building industrialization, it is characterised in that：The pedal (1) it is upper
Surface is fixedly installed aluminium alloy tread plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820145801.0U CN207812875U (en) | 2018-01-25 | 2018-01-25 | Precast stair based on building industrialization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820145801.0U CN207812875U (en) | 2018-01-25 | 2018-01-25 | Precast stair based on building industrialization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207812875U true CN207812875U (en) | 2018-09-04 |
Family
ID=63321858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820145801.0U Expired - Fee Related CN207812875U (en) | 2018-01-25 | 2018-01-25 | Precast stair based on building industrialization |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207812875U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109208835A (en) * | 2018-10-23 | 2019-01-15 | 苏州安省建筑设计有限公司 | It is a kind of to lift convenient precast stair and its installation method |
| CN109944401A (en) * | 2019-03-22 | 2019-06-28 | 中国建筑第八工程局有限公司 | Shock insulation assembled staircase structure |
| CN110510496A (en) * | 2019-08-20 | 2019-11-29 | 山东广发建材制品有限公司 | A kind of pre-buried lifting part of precast stair |
| CN111155727A (en) * | 2020-01-13 | 2020-05-15 | 山东建筑大学 | Assembled earthquake-resistant stair and construction method thereof |
| CN113047551A (en) * | 2021-03-26 | 2021-06-29 | 深圳市瑞鑫钢结构工程有限公司 | Modular assembly type shear-fork-shaped steel structure outer wall stair and assembly method thereof |
-
2018
- 2018-01-25 CN CN201820145801.0U patent/CN207812875U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109208835A (en) * | 2018-10-23 | 2019-01-15 | 苏州安省建筑设计有限公司 | It is a kind of to lift convenient precast stair and its installation method |
| CN109944401A (en) * | 2019-03-22 | 2019-06-28 | 中国建筑第八工程局有限公司 | Shock insulation assembled staircase structure |
| CN110510496A (en) * | 2019-08-20 | 2019-11-29 | 山东广发建材制品有限公司 | A kind of pre-buried lifting part of precast stair |
| CN111155727A (en) * | 2020-01-13 | 2020-05-15 | 山东建筑大学 | Assembled earthquake-resistant stair and construction method thereof |
| CN111155727B (en) * | 2020-01-13 | 2021-05-14 | 山东建筑大学 | Assembled earthquake-resistant stair and construction method thereof |
| CN113047551A (en) * | 2021-03-26 | 2021-06-29 | 深圳市瑞鑫钢结构工程有限公司 | Modular assembly type shear-fork-shaped steel structure outer wall stair and assembly method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207812875U (en) | Precast stair based on building industrialization | |
| CN100350111C (en) | Steel reinforced concrete stereo force bearing structure floor slab | |
| CN101487332B (en) | Prefabricated hollow superposed beam, and cast-in-situ construction method for beam and precast slab | |
| CN207812874U (en) | A kind of building industrialization precast stair | |
| CN206844444U (en) | A kind of steel bar girder concrete hollow building roof based on non-dismantling formwork | |
| CN109895239B (en) | Fabricated concrete stair slow platform beam slab and construction method thereof | |
| CN101041991A (en) | Reinforced bar concrete solid load-carrying structural storied building cover | |
| CN205242433U (en) | Both ends cantilever type prestressing force is to drawing retaining wall | |
| CN210288778U (en) | Aerated concrete block filling wall | |
| CN111139973A (en) | Prefabricated concrete column with assembled disassembly-free template and preparation process thereof | |
| CN208396104U (en) | A kind of floor construction | |
| CN208965391U (en) | A kind of latching mechanism of steel plate combination beam and support | |
| CN210685226U (en) | Assembled UHPC stair | |
| CN219992930U (en) | Prestress assembly type hollow stair | |
| CN211775109U (en) | Assembly type disassembly-free template precast concrete column | |
| CN205908019U (en) | Prefabricated staircase mould of removable template | |
| CN219411576U (en) | Novel prefabricated staircase pouring framework | |
| CN109252442A (en) | A kind of energy-absorbing honeycomb aluminum Basalt fiber concrete block | |
| CN210342416U (en) | Prefabricated wall panel | |
| CN209494135U (en) | A kind of cushion block of concrete bar protective layer for Bars In Poured Concrete Slab thickness control | |
| CN216616377U (en) | Energy-saving wall body with pre-buried tie bars | |
| CN109352793A (en) | A kind of manufacturing method of multistage precast track plate | |
| CN211850265U (en) | Hollow superstructure structure of assembled | |
| CN216921077U (en) | Precast beam type concrete weight reduction stair | |
| CN102277918A (en) | Prefabricated part for cast-in-place concrete |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180904 Termination date: 20200125 |