CN110725488A - Construction method of fully-prefabricated stair platform - Google Patents
Construction method of fully-prefabricated stair platform Download PDFInfo
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- CN110725488A CN110725488A CN201910907876.7A CN201910907876A CN110725488A CN 110725488 A CN110725488 A CN 110725488A CN 201910907876 A CN201910907876 A CN 201910907876A CN 110725488 A CN110725488 A CN 110725488A
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- rest platform
- platform
- stair
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- 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
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- Steps, Ramps, And Handrails (AREA)
Abstract
The invention provides a construction method of a fully-prefabricated stair platform, and belongs to the technical field of machinery. It has solved prior art and has had the poor problem of stability. The construction method of the fully-prefabricated staircase platform comprises the following steps: A. prefabricating a stair piece: placing concrete raw materials into a stair piece forming die to form a stair piece with an integrated structure; B. prefabricating a rest platform; C. connecting the rest platform; D. the stair pieces are connected: two ends of one stair piece are connected to the upper-layer rest platform and the half-layer rest platform in a hoisting mode, and two ends of the other stair piece are connected to the lower-layer rest platform and the half-layer rest platform in a hoisting mode; E. fixing: adopt the fastener to connect upper strata rest platform, lower floor's rest platform and half layer rest platform in corresponding building department, then dismantle strutting arrangement. The construction method of the fully-prefabricated staircase platform has high stability.
Description
Technical Field
The invention belongs to the technical field of machinery, and relates to a construction method of a fully-prefabricated stair platform.
Background
The traditional cast-in-place stair can be built on the upper layer only when being constructed on the upper layer, constructors can climb to the upper layer by means of auxiliary equipment such as a scaffold and the like to carry out construction operation, certain danger exists, and the stair molding quality is poor due to the fact that formwork supporting is difficult;
the more general prefabricated step board of application at present need wait to go up the terraced roof beam and pour the completion after, just can hoist.
To summarize:
the construction of the staircase part lags; the personnel or part of the material transport function is not reached.
Disclosure of Invention
The invention aims to provide a construction method of a fully-prefabricated staircase platform, which is simple and convenient to construct and high in operation efficiency, aiming at the problems in the prior art.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides a full prefabricated stair platform construction method, full prefabricated stair platform includes upper half a flat deck, lower floor's half a flat deck, half a flat deck and stair spare, above-mentioned upper half a flat deck is located directly over lower floor's half a flat deck, above-mentioned half a flat deck is located the middle part department between upper half a flat deck and the lower floor's half a flat deck and is located upper half a flat deck lateral part, the both ends of one of them stair spare are connected respectively on lower floor's half a flat deck and half a flat deck, the both ends of another stair spare are connected respectively on upper half a flat deck and half a flat deck, a serial communication port, the method includes following steps:
A. prefabricating a stair piece: placing concrete raw materials into a stair piece forming die to form a stair piece with an integrated structure;
B. prefabricating a rest platform: placing concrete raw materials into corresponding rest platform forming dies to form an upper rest platform, a lower rest platform and a half-layer rest platform of an integrated structure;
C. the rest platform is connected: connecting a lower layer rest platform at a corresponding building, connecting the lower end of a supporting device to the lower layer rest platform, then connecting an upper layer rest platform to the upper end of the supporting device, and positioning a half layer rest platform at the side part position of the middle part of the upper layer rest platform and the lower layer rest platform through another supporting device;
D. the stair pieces are connected: two ends of one stair piece are connected to the upper-layer rest platform and the half-layer rest platform in a hoisting mode, and two ends of the other stair piece are connected to the lower-layer rest platform and the half-layer rest platform in a hoisting mode;
E. fixing: adopt the fastener to connect upper strata rest platform, lower floor's rest platform and half layer rest platform in corresponding building department, then dismantle strutting arrangement.
The construction method creatively and separately prefabricates and forms the upper-layer rest platform, the lower-layer rest platform, the half-layer rest platform and the stair piece.
Then, the upper-layer rest platform is stably connected to the lower-layer rest platform through the supporting device. Two half-layer rest platforms adjacent up and down are supported and connected through other supporting devices.
After the upper layer rest platform, the lower layer rest platform and the half layer rest platform are positioned and connected.
The two ends of one stair piece are connected to the upper-layer rest platform and the half-layer rest platform respectively, and the two ends of the other stair piece are connected to the lower-layer rest platform and the half-layer rest platform respectively. Completing the connection of the whole landing.
After the upper-layer rest platform, the lower-layer rest platform and the half-layer rest platform are connected with the building through the fasteners, the construction operation is completed after the supporting device is detached.
The construction method has the advantages that the rest platform and the stair pieces are prefabricated pieces, and the rest platform and the stair pieces are supported and positioned by the supporting devices during construction and then connected with the building through the fastening pieces to form the shell, so that the construction is convenient.
Moreover, the rest platform and the stairwell of the prefabricated member avoid cast-in-place operation, the operation efficiency is higher, and the prefabricated member has high practical value.
In the construction method of the fully prefabricated staircase platform, in the step B, the edge of the upper-layer resting platform is provided with a concave connecting seat I, the end part of the staircase piece is matched with the connecting seat I, and the end part of the staircase piece is embedded in the connecting seat I.
Because stair spare tip and upper half space parallel and level mutually, can not only be with stair spare tip stable connection on upper half space like this, the structure is also compacter moreover.
In the construction method of the fully prefabricated staircase platform, the edge of the lower-layer rest platform in the step B is provided with a concave connecting seat II, the end part of the staircase piece is matched with the connecting seat II, and the end part of the staircase piece is embedded in the connecting seat II.
Because stair spare tip and lower floor's half space are parallel and level mutually, can not only be with stair spare tip stable connection on lower floor's half space like this, the structure is also compacter moreover.
In the construction method of the fully prefabricated staircase platform, the edge of the half-layer rest platform in the step B is provided with a concave connecting seat, the end part of the staircase piece is matched with the three phases of the connecting seat, and the end part of the staircase piece is embedded in the third position of the connecting seat.
The end of the stair piece is flush with the upper part of the half-layer rest platform. The structure not only can stably connect the end part of the stair piece on the half-layer rest platform, but also has compact structure.
In the above fully prefabricated staircase platform construction method, in step B, the width dimensions of the upper half-way landing, the lower half-way landing and the half-way landing are the same, and the width dimension of the staircase piece is 1/2 of the width dimension of the upper half-way landing.
The structure can ensure that the end parts of two stair pieces inclined up and down can be stably connected on a half-layer rest platform.
In the construction method of the fully-prefabricated staircase platform, the supporting device comprises a supporting rod, an upper supporting plate and a lower supporting plate, the upper supporting plate and the lower supporting plate are fixedly connected to two ends of the supporting rod respectively, the upper supporting plate can be in surface contact with the lower part of the upper rest platform, and the lower supporting plate can be in surface contact with the upper part of the lower rest platform.
The contact area between the device and the upper-layer rest platform can be increased through the upper supporting plate, and the connection stability of the device is improved.
The contact area between the device and the lower-layer rest platform can be increased through the lower supporting plate, and the connection stability of the device is improved.
In the construction method of the fully prefabricated staircase platform, in the step C, the upper-layer rest platform and the lower-layer rest platform are positioned and connected through a plurality of supporting devices.
Such structure enables the stable connection of upper strata rest platform directly over lower floor's rest platform.
In the construction method of the fully prefabricated staircase platform, the two half-layer rest platforms adjacent up and down in the step C are positioned and connected through a plurality of supporting devices.
In the construction method of the fully-prefabricated staircase platform, in the step B, a connecting cylinder is embedded at the lower-layer rest platform, the lower end of the support rod is arranged in the connecting cylinder in a penetrating mode, and the support rod and the connecting cylinder are in threaded connection.
In the construction method of the fully-prefabricated staircase platform, the support rod comprises a first rod section, a second rod section and a third rod section, wherein the first rod section is in a rod shape, the upper end of the second rod section is sleeved on the lower end of the first rod section and is in threaded connection with the first rod section, and the second rod section is sleeved on the third rod section and is connected with the third rod section through a lock pin.
The lower end of the supporting device can be stably connected to the lower-layer rest platform through the connecting cylinder. Meanwhile, the positions of the first rod section, the second rod section and the third rod section can be adjusted, the length of the whole supporting rod is finally changed, and the applicability of the supporting device is properly improved.
Compared with the prior art, this full prefabricated stair platform construction method is because upper half a flat roof, lower floor's flat roof, half a flat roof and stair spare are all prefabricated spare of preparation in advance, only need to fix a position upper half a flat roof on lower floor's flat roof upper portion through strutting arrangement when the construction operation, pass through other strutting arrangement location with two adjacent half a flat roof, then connect the both ends of stair spare respectively between upper half a flat roof and half a flat roof, and connect the both ends of another stair spare respectively between lower floor's flat roof and half a flat roof can, can find out, whole work progress convenient and fast.
Meanwhile, the rest platform and the stair pieces are prefabricated pieces, so that the construction efficiency is high.
Drawings
Fig. 1 is a schematic structural view of the fully prefabricated staircase platform.
Fig. 2 is a schematic structural diagram of the joint of the connecting cylinder and the lower rest platform in the fully prefabricated staircase platform.
In the figure, 1, an upper resting platform; 2. a lower layer rest platform; 3. a half-layer rest platform; 4. a stair member; 5. a support device; 6. a connecting cylinder.
Detailed Description
As shown in fig. 1, the fully-prefabricated stair platform comprises an upper-layer rest platform 1, a lower-layer rest platform 2, a half-layer rest platform 3 and stair pieces 4, the upper-layer rest platform 1 is positioned right above the lower-layer rest platform 2, the half-layer rest platform 3 is positioned at the middle part between the upper-layer rest platform 1 and the lower-layer rest platform 2, and the half-layer rest platform 3 is positioned at the lateral part of the upper-layer rest platform 1, two ends of one stair piece 4 are respectively connected to the lower-layer rest platform 2 and the half-layer rest platform 3, and two ends of the other stair piece 4 are respectively connected to the upper-layer rest platform 1 and the half-layer rest platform 3.
The construction method of the fully-prefabricated staircase platform comprises the following steps:
A. prefabricating a stair piece: placing concrete raw materials into a stair piece forming die to form the stair piece 4 with an integrated structure;
B. prefabricating a rest platform: placing concrete raw materials into corresponding rest platform forming molds to form an upper rest platform 1, a lower rest platform 2 and a half-layer rest platform 3 of an integrated structure;
and in the step B, a concave connecting seat I is arranged at the edge of the upper-layer rest platform, the end part of the stair piece is matched with the connecting seat I, and the end part of the stair piece is embedded in the connecting seat I.
In the step B, a concave connecting seat II is arranged at the edge of the lower-layer rest platform, the end part of the stair piece is matched with the connecting seat II, and the end part of the stair piece is embedded in the connecting seat II.
In the step B, a concave connecting seat is arranged at the edge of the half-layer rest platform, the end part of the stair piece is matched with the connecting seat in three phases, and the end part of the stair piece is embedded in the third position of the connecting seat.
And in the step B, the width sizes of the upper-layer rest platform, the lower-layer rest platform and the half-layer rest platform are the same, and the width size of the stair piece is 1/2 of the width size of the upper-layer rest platform.
In the step B, a connecting cylinder is pre-embedded at the lower-layer rest platform, the lower end of the support rod is arranged in the connecting cylinder in a penetrating mode and is in threaded connection with the connecting cylinder, and the step B is shown in figure 2.
C. The rest platform is connected: connecting a lower-layer rest platform 2 at a corresponding building, connecting the lower end of a supporting device 5 to the lower-layer rest platform 2, then connecting an upper-layer rest platform 1 to the upper end of the supporting device 5, and positioning a half-layer rest platform 3 at the side part position of the middle part of the upper-layer rest platform 1 and the lower-layer rest platform 2 through another supporting device 5;
D. the stair pieces are connected: two ends of one stair piece 4 are connected to the upper-layer rest platform 1 and the half-layer rest platform 3 in a hoisting mode, and two ends of the other stair piece 4 are connected to the lower-layer rest platform 2 and the half-layer rest platform 3 in a hoisting mode;
E. fixing: adopt the fastener to connect upper strata rest platform 1, lower floor's rest platform 2 and half a layer rest platform 3 in corresponding building department, then dismantle strutting arrangement.
The supporting device comprises a supporting rod, an upper supporting plate and a lower supporting plate, wherein the upper supporting plate and the lower supporting plate are fixedly connected to two ends of the supporting rod respectively, the upper supporting plate can be in surface contact with the lower portion of the upper rest platform, and the lower supporting plate can be in surface contact with the upper portion of the lower rest platform.
And C, the upper-layer rest platform and the lower-layer rest platform are connected in a positioning mode through a plurality of supporting devices.
And C, positioning and connecting the two half-layer rest platforms which are adjacent up and down in the step C through a plurality of supporting devices.
The support rod comprises a rod-shaped rod section I, a rod section II and a rod section III, the upper end of the rod section II is sleeved on the lower end of the rod section I, the rod section I and the rod section II are in threaded connection, the rod section II is sleeved on the rod section III, and the rod section II and the rod section III are connected through a lock pin.
After the upper layer rest platform, the lower layer rest platform and the half layer rest platform are positioned and connected.
The two ends of one stair piece are connected to the upper-layer rest platform and the half-layer rest platform respectively, and the two ends of the other stair piece are connected to the lower-layer rest platform and the half-layer rest platform respectively. Completing the connection of the whole landing.
After the upper-layer rest platform, the lower-layer rest platform and the half-layer rest platform are connected with the building through the fasteners, the construction operation is completed after the supporting device is detached.
The construction method has the advantages that the rest platform and the stair pieces are prefabricated pieces, and the rest platform and the stair pieces are supported and positioned by the supporting devices during construction and then connected with the building through the fastening pieces to form the shell, so that the construction is convenient.
Moreover, the rest platform and the stairwell of the prefabricated member avoid cast-in-place operation, the operation efficiency is higher, and the prefabricated member has high practical value.
Claims (10)
1. The utility model provides a full prefabricated stair platform construction method, full prefabricated stair platform includes upper half a flat deck, lower floor's half a flat deck, half a flat deck and stair spare, above-mentioned upper half a flat deck is located directly over lower floor's half a flat deck, above-mentioned half a flat deck is located the middle part department between upper half a flat deck and the lower floor's half a flat deck and is located upper half a flat deck lateral part, the both ends of one of them stair spare are connected respectively on lower floor's half a flat deck and half a flat deck, the both ends of another stair spare are connected respectively on upper half a flat deck and half a flat deck, a serial communication port, the method includes following steps:
A. prefabricating a stair piece: placing concrete raw materials into a stair piece forming die to form a stair piece with an integrated structure;
B. prefabricating a rest platform: placing concrete raw materials into corresponding rest platform forming dies to form an upper rest platform, a lower rest platform and a half-layer rest platform of an integrated structure;
C. the rest platform is connected: connecting a lower layer rest platform at a corresponding building, connecting the lower end of a supporting device to the lower layer rest platform, then connecting an upper layer rest platform to the upper end of the supporting device, and positioning a half layer rest platform at the side part position of the middle part of the upper layer rest platform and the lower layer rest platform through another supporting device;
D. the stair pieces are connected: two ends of one stair piece are connected to the upper-layer rest platform and the half-layer rest platform in a hoisting mode, and two ends of the other stair piece are connected to the lower-layer rest platform and the half-layer rest platform in a hoisting mode;
E. fixing: adopt the fastener to connect upper strata rest platform, lower floor's rest platform and half layer rest platform in corresponding building department, then dismantle strutting arrangement.
2. The method for constructing a fully prefabricated staircase platform according to claim 1, wherein step B is performed by providing a recessed first connecting seat at the edge of the upper landing, and fitting the end of the staircase piece to the first connecting seat.
3. The method as claimed in claim 2, wherein the step B is performed by providing a second recessed connecting seat at the edge of the lower landing, the end of the stair member is matched with the second recessed connecting seat, and the end of the stair member is embedded in the second recessed connecting seat.
4. The method for constructing a fully prefabricated staircase platform according to claim 3, wherein the step B is performed by providing a recessed connection seat at the edge of the half-turn landing, the end of the staircase piece is three-phase matched with the connection seat, and the end of the staircase piece is embedded in the three positions of the connection seat.
5. The method of claim 4, wherein the widths of the upper landing, the lower landing and the half landing in step B are the same, and the width of the stair is 1/2 of the width of the upper landing.
6. The method of claim 5, wherein the supporting means comprises a supporting rod, an upper supporting plate and a lower supporting plate, the upper supporting plate and the lower supporting plate are respectively fixed at two ends of the supporting rod, the upper supporting plate can be in surface contact with the lower part of the upper landing, and the lower supporting plate can be in surface contact with the upper part of the lower landing.
7. The method for constructing a fully prefabricated staircase platform according to claim 6, C h a r a C t e r i z e d in that the upper landing and the lower landing are positioned and connected by means of a number of support means.
8. The method for constructing a fully prefabricated staircase platform according to claim 7, wherein the two half-layers of the rest platforms adjacent to each other in step C are positioned and connected by a plurality of supporting devices.
9. The method according to claim 8, wherein a connecting cylinder is embedded in the lower landing, the lower end of the support rod is inserted into the connecting cylinder, and the support rod and the connecting cylinder are connected by screw threads.
10. The method of claim 9, wherein the support rods comprise a first rod section, a second rod section and a third rod section, the first rod section is in the shape of a rod, the second rod section is in threaded connection with the first rod section at the upper end thereof, and the second rod section is in threaded connection with the third rod section at the upper end thereof.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910907876.7A CN110725488A (en) | 2019-09-25 | 2019-09-25 | Construction method of fully-prefabricated stair platform |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910907876.7A CN110725488A (en) | 2019-09-25 | 2019-09-25 | Construction method of fully-prefabricated stair platform |
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| CN201910907876.7A Pending CN110725488A (en) | 2019-09-25 | 2019-09-25 | Construction method of fully-prefabricated stair platform |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05156770A (en) * | 1991-12-09 | 1993-06-22 | Natl House Ind Co Ltd | Staircase equipment |
| CN202450720U (en) * | 2012-01-17 | 2012-09-26 | 深圳海龙建筑制品有限公司 | Concrete prefabricated stair component |
| CN204960309U (en) * | 2015-08-17 | 2016-01-13 | 刘海宁 | Fixed adjustable cast -in -place stair template is propped up to establish and is used cushion braced system |
| CN207194333U (en) * | 2017-06-29 | 2018-04-06 | 江苏美城建筑规划设计院有限公司 | A kind of hollow stair of marking time of precast concrete |
-
2019
- 2019-09-25 CN CN201910907876.7A patent/CN110725488A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05156770A (en) * | 1991-12-09 | 1993-06-22 | Natl House Ind Co Ltd | Staircase equipment |
| CN202450720U (en) * | 2012-01-17 | 2012-09-26 | 深圳海龙建筑制品有限公司 | Concrete prefabricated stair component |
| CN204960309U (en) * | 2015-08-17 | 2016-01-13 | 刘海宁 | Fixed adjustable cast -in -place stair template is propped up to establish and is used cushion braced system |
| CN207194333U (en) * | 2017-06-29 | 2018-04-06 | 江苏美城建筑规划设计院有限公司 | A kind of hollow stair of marking time of precast concrete |
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Application publication date: 20200124 |
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