CN205330033U - Mixed structure prefabricated staircase installs system - Google Patents
Mixed structure prefabricated staircase installs system Download PDFInfo
- Publication number
- CN205330033U CN205330033U CN201520993083.9U CN201520993083U CN205330033U CN 205330033 U CN205330033 U CN 205330033U CN 201520993083 U CN201520993083 U CN 201520993083U CN 205330033 U CN205330033 U CN 205330033U
- Authority
- CN
- China
- Prior art keywords
- stair
- steel
- floor
- carrier
- gripper shoe
- 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
Landscapes
- Steps, Ramps, And Handrails (AREA)
Abstract
The utility model relates to a mixed structure prefabricated staircase installs system, its steel I -beam and prefabricated staircase who includes floor, support floor slab, stair backup pad that prefabricated staircase includes concrete placement with install a plurality of fliers in the stair backup pad, the flier is the wooden of triangle -shaped or the lightweight steel construction strip body for the cross -section, the stair backup pad is including the backup pad main part of slope and set up lower collection portion and the last collection portion who extends in backup pad main part both ends and level, the lower collection portion and the last collection portion of stair backup pad are connected with floor or steel I -beam. The utility model discloses set up prefabricated staircase's backup pad main part and flier components of a whole that can function independently to the flier adopts wooden structure or lightweight steel construction, and simple manufacture is convenient, and weight is lighter, makes the structure of stair backup pad simpler, and its top and bottom are leveled, builds portably, conveniently puts when the transportation, and occupation space is little.
Description
Technical field
This utility model relates to buildings in general, is specially mixed structure precast stair and installs system。
Background technology
Owing to cast-in-site stair exist more deficiency, therefore, this area provided the multiple technical scheme of industrialization making stair product in factory in recent years, in order to is directly installed on building and uses。But this stair are not yet approved by this area at present, it main reason is that: pre-stair weight is relatively big, handling and install complexity, and the production cost making precast stair is higher than cast stair。Although the advantage of precast stair is a lot, but owing to it exists handling, installs complicated deficiency, existing precast stair product is made to promote the use of。
Utility model content
Technical problem to be solved in the utility model is to provide a kind of mixed structure precast stair being easily installed and transporting and installs system。
For solving the problems referred to above, technical solution adopted in the utility model is:
System installed by a kind of mixed structure precast stair, and its key technology is in that: it includes floor, the steel I-beam supporting floor and precast stair；
The stair gripper shoe that described precast stair includes concreting and the multiple step plates being arranged in described stair gripper shoe, described step plate is the wooden or lightweight steel construction strip shape body that cross section is triangular in shape, step plate is bolted in described stair gripper shoe, and described stair gripper shoe includes the support plate body of inclination and is arranged on described support plate body two ends horizontal-extending lower carrier and upper carrier；
The lower carrier of described stair gripper shoe is connected with the floor being positioned at lower floor or steel I-beam, and the upper carrier of described stair gripper shoe is connected with the floor being positioned at upper strata or steel I-beam。
As further improvement of the utility model, described lower carrier and the floor being positioned at lower floor are bolted to connection, and described upper carrier and the steel I-beam being positioned at upper strata are bolted。
As further improvement of the utility model, it is provided with tapped service sleeve in described lower carrier and upper carrier, connecting screw rod and be placed through the wing plate of steel I-beam of lower floor and floor is connected with the service sleeve in described lower carrier, the web of the steel I-beam that connection screw rod is placed through upper strata is connected with the service sleeve in described upper carrier。
As further improvement of the utility model, being provided with depressed part on lower carrier and upper carrier, depressed area is in the outside of service sleeve, and depressed part is filled out and is provided with anti-corrosion material。
As further improvement of the utility model, described service sleeve welds with the end of described support column。
As further improvement of the utility model, being provided with steel pipe skeleton in described stair gripper shoe, described steel pipe skeleton includes support column that two or more is arranged side by side and some support beams that welding is arranged on described support column。
Square steel tube is all adopted as further improvement of the utility model, described support column and support beam。
Adopt and have the beneficial effects that produced by technique scheme:
Support plate body and the step plate split of precast stair are arranged by this utility model, and step plate adopts wooden structures or lightweight steel construction, make simple and convenient, lighter in weight, the structure making stair gripper shoe is simpler, and its top and bottom are smooth, build simplicity, transport time conveniently laying, take up room little。Step plate split design can alleviate the weight of stair gripper shoe, and convenient concentration of step plate arranges and transport。Whole stair gripper shoe is greatly saved the working time when playing sling cart and lifting is installed, and reduces working strength。
Precast stair of the present utility model lifting is convenient, therefore easy for installation, difficulty and operating time, the upper carrier at support plate body two ends and lower carrier when greatly reducing construction are quickly connected by bolt and floor or steel I-beam, substantially increase the efficiency that stair are installed。
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model。
Fig. 2 is the partial enlargement structural representation of A in Fig. 1。
Fig. 3 is the partial enlargement structural representation of B in Fig. 1。
Fig. 4 is structural representation of the present utility model。
Fig. 5 is the structural representation of this utility model steel pipe skeleton。
Wherein: under 1 stair gripper shoe, 1-1 support plate body, 1-2, carrier, the upper carrier of 1-3,1-4 support column, 1-5 support beam, 1-6 service sleeve, 1-7 depressed part, the pre-buried connecting plate B of 1-8 pre-buried connecting plate A, 1-9,2 step plates, 2-1 lightening hole, 3 fixing bolts, 4 suspension ring, 5 connection screw rod, 6 nuts, 100 steel I-beams, 101 webs, 102 wing plates, 200 floors, 300 rubber mat plates。
Detailed description of the invention
Below in conjunction with accompanying drawing 1-5 and specific embodiment, utility model is described in further detail:
System installed by mixed structure precast stair as shown in Figure 4, it stair gripper shoe 1 including concreting and the multiple step plates 2 being arranged in described stair gripper shoe 1, described step plate 2 is the strip shape body that cross section is triangular in shape, step plate 2 is bolted in described stair gripper shoe 1, pre-buried connecting plate A1-8 and pre-buried connecting plate B1-9 it is provided with in described stair gripper shoe 1, described pre-buried connecting plate A1-8 is vertically arranged, described pre-buried connecting plate B1-9 is horizontally disposed with, described step plate 2 is connected with described pre-buried connecting plate A1-8 and pre-buried connecting plate B1-9 by fixing bolt 3。
Described step plate 2 is provided with lightening hole 2-1 in its longitudinal direction, it is possible to be substantially reduced the weight of step plate 2, reduces the heavy burden of stair gripper shoe 1, and described step plate 2 is concreting molding or adopts lighter wooden structures。
Described stair gripper shoe 1 includes the support plate body 1-1 of inclination and is arranged on described support plate body 1-1 two ends horizontal-extending lower carrier 1-2 and upper carrier 1-3, is provided with steel pipe skeleton in described stair gripper shoe 1。
As it is shown in figure 5, described steel pipe skeleton includes support column 1-4 that two or more is arranged side by side and some support beam 1-5 that welding is arranged on described support column 1-4。Described support column 1-4, together with supporting beam 1-5 and adopting pipe or square tubes soldering, forms steel pipe skeleton, owing to steel pipe skeleton takies more space so that the unit weight reduction of stair gripper shoe 1, therefore makes its weight reduction, convenient transport and lifting, convenient installation。Support column 1-4 described in the present embodiment and support beam 1-5 all adopts square steel tube, contacts for face between square steel tube, easy to operate during welding, is connected firmly。
Described support column 1-4 each extends in supreme carrier 1-3 and lower carrier 1-2 up and down, and described steel pipe skeleton can also arrange bar-mat reinforcement or peg, to increase the cohesive force between steel pipe skeleton and xoncrete structure。
Described lower carrier 1-2 and upper carrier 1-3 is provided with suspension ring 4, is used for lifting by crane stair gripper shoe 1。Described suspension ring 4 are to be threaded connection or weld with the built-in fitting being embedded in lower carrier 1-2 and upper carrier 1-3 or be embedded in by the connecting portion of suspension ring in lower carrier 1-2 and upper carrier 1-3。Wherein, by threadeding with built-in fitting, easy disassembly, suspension ring 4 can be removed when lifting by crane, it is to avoid it affects the flatness of stair, it is to avoid become obstacle。
The end welding of described support column 1-4 is provided with the female service sleeve 1-6 of apparatus, is provided with depressed part 1-7, depressed part 1-7 and is positioned at the outside of service sleeve 1-6 on lower carrier 1-2 and upper carrier 1-3, and depressed part 1-7 fills up anti-corrosion material。Service sleeve is used for making lower carrier 1-2 and upper carrier 1-3 be bolted with support beam or structural slab, plays fixation, it is to avoid movable。
It is illustrated in figure 1 the installation in steel building of the above-mentioned precast stair and attachment structure, it includes the floor 200 supported by steel I-beam 100, the lower carrier 1-2 of the stair gripper shoe 1 of described precast stair is connected with the floor 200 being positioned at lower floor or steel I-beam 100, and the upper carrier 1-3 of described stair gripper shoe 1 is connected with the floor 200 being positioned at upper strata or steel I-beam 100。
Such as Fig. 2 and Fig. 3, in the present embodiment, it is provided with tapped service sleeve 1-6 in described lower carrier 1-2 and upper carrier 1-3, connect screw rod 5 and be placed through the wing plate 102 of steel I-beam 100 of lower floor and floor 200 is connected with the service sleeve 1-6 in described lower carrier 1-2, the web 101 connecting the steel I-beam 100 that screw rod 5 is placed through upper strata is connected with the service sleeve 1-6 in described upper carrier 1-3, and the end of described connection screw rod 5 is provided with nut 6。Described lower carrier 1-2 and be provided with rubber mat plate 300 between the floor 200 of lower floor, described rubber mat plate 300 can play the effect of damping。
Owing to being provided with depressed part 1-7, wherein fill out and be provided with anti-corrosion material, when connecting screw rod 5 and being inserted into service sleeve 1-6, the end head connecting screw rod 5 can be played anticorrosion and sealing function by anti-corrosion material, avoid causing owing to connecting rotting of screw rod 6 and service sleeve 1-6 Joint failure or the problem such as can not dismantle, being attachment structure durable。
As another embodiment, described lower carrier 1-2 and the floor 200 or steel I-beam 100 freely-supported that are positioned at lower floor, the upper carrier 1-3 of described stair gripper shoe 1 and the floor 200 or steel I-beam 100 freely-supported that are positioned at upper strata, namely described freely-supported is directly placed on the wing plate 101 of floor 200 or steel I-beam 100, it can be made at will to move by the weight of precast stair self。
Concrete, lower carrier 1-2 and freely-supported between the floor 200 of lower floor, it is fixedly installed steel plate bottom lower carrier 1-2, floor 200 is also fixedly installed steel plate, between two steel plates, graphite powder is set so that it is can slide。Described floor 200 is arranged and limits the described lower carrier 1-2 limiting component horizontally slipped, such as boss or peg。Same, it is provided with steel plate bottom upper carrier 1-3, graphite powder is set between the wing plate 102 of the steel I-beam 100 on described steel plate and upper strata, described wing plate 102 is provided with and limits the described upper carrier 1-3 device horizontally slipped。
By above-mentioned freely-supported mounting structure, it is possible to play the effect of antidetonation, when earthquake stair can slide anteroposterior, do not transmit moment of flexure, offset the produced power of vibrations。
Last it is noted that above example is only in order to illustrate the technical solution of the utility model, it is not intended to limit；Although this utility model being described in detail with reference to previous embodiment, it will be understood by those within the art that: the technical scheme described in previous embodiment still can be modified by it, or wherein portion of techniques feature is carried out equivalent replacement；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of this utility model embodiment technical scheme。
Claims (7)
1. system installed by a mixed structure precast stair, it is characterised in that: it includes floor (200), the steel I-beam (100) supporting floor (200) and precast stair；
Stair gripper shoe (1) that described precast stair includes concreting and the multiple step plates (2) being arranged on described stair gripper shoe (1), described step plate (2) is cross section wooden or lightweight steel construction strip shape body triangular in shape, step plate (2) is bolted on described stair gripper shoe (1), and described stair gripper shoe (1) includes the support plate body (1-1) of inclination and is arranged on described support plate body (1-1) two ends horizontal-extending lower carrier (1-2) and upper carrier (1-3)；
The lower carrier (1-2) of described stair gripper shoe (1) is connected with the floor (200) being positioned at lower floor or steel I-beam (100), and the upper carrier (1-3) of described stair gripper shoe (1) is connected with the floor (200) being positioned at upper strata or steel I-beam (100)。
2. system installed by mixed structure precast stair according to claim 1, it is characterized in that: described lower carrier (1-2) and the floor (200) being positioned at lower floor are bolted to connection, described upper carrier (1-3) and the steel I-beam (100) being positioned at upper strata are bolted。
3. system installed by mixed structure precast stair according to claim 2, it is characterized in that: in described lower carrier (1-2) and upper carrier (1-3), be provided with tapped service sleeve (1-6), connecting screw rod (5) and be placed through the wing plate (102) of steel I-beam (100) of lower floor and floor (200) is connected with the service sleeve (1-6) in described lower carrier (1-2), the web (101) of the steel I-beam (100) that connection screw rod (5) is placed through upper strata is connected with the service sleeve (1-6) in described upper carrier (1-3)。
4. system installed by mixed structure precast stair according to claim 3, it is characterized in that: on lower carrier (1-2) and upper carrier (1-3), be provided with depressed part (1-7), depressed part (1-7) is positioned at the outside of service sleeve (1-6), and depressed part (1-7) is filled out and is provided with anti-corrosion material。
5. system installed by mixed structure precast stair according to claim 3, it is characterised in that: described service sleeve (1-6) welds with the end of described support column (1-4)。
6. system installed by the mixed structure precast stair according to any one of claim 1-5, it is characterized in that: be provided with steel pipe skeleton in described stair gripper shoe (1), described steel pipe skeleton includes support column (1-4) that two or more is arranged side by side and some support beams (1-5) that welding is arranged on described support column (1-4)。
7. system installed by mixed structure precast stair according to claim 6, it is characterised in that: described support column (1-4) and support beam (1-5) all adopt square steel tube。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520993083.9U CN205330033U (en) | 2015-12-04 | 2015-12-04 | Mixed structure prefabricated staircase installs system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520993083.9U CN205330033U (en) | 2015-12-04 | 2015-12-04 | Mixed structure prefabricated staircase installs system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205330033U true CN205330033U (en) | 2016-06-22 |
Family
ID=56211911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520993083.9U Active CN205330033U (en) | 2015-12-04 | 2015-12-04 | Mixed structure prefabricated staircase installs system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205330033U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108661255A (en) * | 2018-04-24 | 2018-10-16 | 怀化市港翔管桩有限公司 | A kind of assembling-type precast stair and its production method |
-
2015
- 2015-12-04 CN CN201520993083.9U patent/CN205330033U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108661255A (en) * | 2018-04-24 | 2018-10-16 | 怀化市港翔管桩有限公司 | A kind of assembling-type precast stair and its production method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106013452B (en) | A kind of flexible suspension formula building module structure | |
| CN205242885U (en) | Lightweight concrete prefabricated staircase connection structure | |
| CN103898834B (en) | A kind of steel tube concrete combination beam and truss-like Sarasota cable-stayed bridge and construction method thereof | |
| CN104264706B (en) | External elevator steel beam foundation structure and construction method thereof | |
| CN202370233U (en) | Pull rod type external wall cantilever discharging platform setting-up structure | |
| CN104532749A (en) | Support used for construction of upper beam of main tower of suspension bridge | |
| CN104196163A (en) | Two-direction pre-stressed prefabricated hollow concrete slab and manufacturing method thereof | |
| CN202380732U (en) | Self-load bearing template support device utilizing steel reinforced concrete beam | |
| CN103437301A (en) | Method for mounting construction hanging basket of suspended pouring section of single plane cable-stayed bridge | |
| CN203199913U (en) | Assembling and disassembling type hoisting truss | |
| CN205330033U (en) | Mixed structure prefabricated staircase installs system | |
| CN102322134B (en) | Method for determining difference in bearing capacities of fastener-type full space support frame and full space scaffold | |
| CN211666206U (en) | Overhanging and landing dual-purpose scaffold | |
| CN211898502U (en) | High-position conversion foundation of construction elevator | |
| CN202936807U (en) | Assembled tower footing | |
| CN201908429U (en) | Assembly integral building overhanging discharging platform | |
| CN205242891U (en) | Prefabricated hollow staircase | |
| CN204163104U (en) | External elevator steel beam foundation constructs | |
| CN102900096B (en) | Fabricated tower footing | |
| CN205242887U (en) | Precast concrete emergency ladder connection structure | |
| CN203429556U (en) | System for quickly installing and positioning cable saddle | |
| CN205242886U (en) | Prefabricated split type stair installing the system | |
| CN205777531U (en) | Floor slab construction beam string shuttering supporting equipment | |
| CN206385750U (en) | A kind of mixed structure precast stair | |
| CN213740636U (en) | Cast-in-place construction auxiliary device of continuous case roof beam cantilever of variable cross section |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20190613 Granted publication date: 20160622 |
|
| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20220613 Granted publication date: 20160622 |
|
| PD01 | Discharge of preservation of patent | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20220817 Granted publication date: 20160622 |
|
| PP01 | Preservation of patent right |