CN112554548A - Prefabricated stair steel form of assembly type structure - Google Patents
Prefabricated stair steel form of assembly type structure Download PDFInfo
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- CN112554548A CN112554548A CN202011434961.5A CN202011434961A CN112554548A CN 112554548 A CN112554548 A CN 112554548A CN 202011434961 A CN202011434961 A CN 202011434961A CN 112554548 A CN112554548 A CN 112554548A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
- E04G13/06—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for stairs, steps, cornices, balconies, or other parts corbelled out of the wall
- E04G13/062—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for stairs, steps, cornices, balconies, or other parts corbelled out of the wall for stairs or steps
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Abstract
The invention relates to the technical field of building construction, in particular to an assembly type building prefabricated stair steel formwork. It is including locating subaerial support frame, be equipped with first backup pad on the support frame, the one end that first backup pad is close to ground is rotated and is equipped with the second backup pad of laminating with ground, first backup pad both sides all are equipped with the stair curb plate perpendicularly, be equipped with between the stair curb plate and rotate the stair tread module of being connected with the second backup pad, two be equipped with between the stair curb plate and order about two stair curb plates and be close to each other in order to carry out the closing device that compresses tightly to the stair tread module. The prefabricated stair steel template for the fabricated building has the effect of being convenient to disassemble and assemble.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to an assembly type building prefabricated stair steel formwork.
Background
In building construction, the stairs have the functions of up and down traffic, beautiful decoration and the like, and the building of the stairs is usually completed by concrete pouring. The concrete pouring refers to a process of pouring concrete into a mold until the concrete is cured, and the mold is removed after the concrete is cured to obtain the stair.
The used mould is pour to traditional stair mainly is by the bottom plate that wooden material made, the curb plate, kickplate and footboard are constituteed, at first the mounting plate supports fixedly through support frame etc. to it, be fixed in the bottom plate with the screw with the curb plate piece on, later with kickplate and footboard mutually perpendicular in turn through fix with screw and curb plate on, pour into the concrete into the bottom plate again, the curb plate, in the die cavity that kickplate and footboard formed, treat that the concrete curing is accomplished and demolish the template can.
The above prior art solutions have the following drawbacks: in the process of installing the stair template, tools such as a hammer and the like are needed to knock the side plate, the kick plate and the pedal one by one and take down the side plate, the kick plate and the pedal, so that the installation is complicated and expensive; when the mold is disassembled, tools such as a hammer and the like are also needed to knock the side plate, the kick plate and the pedal one by one for taking down, and the disassembly is time-consuming; moreover, because the stair templates are connected through the nails, the nails are easy to fall into the solidified stairs, and the difficulty in removing the templates is further increased.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the prefabricated stair steel template for the fabricated building, which has the effect of convenient disassembly and assembly.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides an assembly type structure prefabricated staircase steel form, is including locating subaerial support frame, be equipped with first backup pad on the support frame, the one end that first backup pad is close to ground is rotated and is equipped with the second backup pad of laminating with ground, first backup pad both sides are all equipped with the stair curb plate perpendicularly, be equipped with between the stair curb plate and rotate the stair board module of being connected with the second backup pad, two be equipped with between the stair curb plate and order about two stair curb plates and be close to each other in order to carry out the closing device that compresses tightly to the stair board module.
Stair board module is including rotating mounting panel, right-angle board, a location section of thick bamboo, locating hole, notes material hole and locking device of connecting, mounting panel one end is rotated with the second backup pad and is connected, the right-angle board is located between two mounting panels and is carried on spacingly with the angle to adjacent mounting panel, one side that right-angle board and mounting panel were contradicted is located to a location section of thick bamboo an organic whole, the locating hole is seted up on the mounting panel and is corresponded and supply the location section of thick bamboo to insert and establish with the location section of thick bamboo, and locking device locates between right-angle board and the location section of thick bamboo and carries on spacingly with the alignment angle board, notes material hole is seted up on the mounting panel lateral wall and is run through the mounting panel setting, form the die cavity between mounting.
The pressing device comprises a clamping block, a first threaded rod, a second threaded rod, a threaded cylinder, a rotating rod and a fixing mechanism, wherein the first threaded rod and the second threaded rod are respectively installed at two ends of the threaded cylinder in a threaded mode, the first threaded rod and the second threaded rod are opposite in threaded direction, the clamping block is respectively and fixedly installed on one end, away from the threaded cylinder, of the first threaded rod and the second threaded rod and clamped to a stair side plate, the rotating rod is arranged in a plurality of modes and is arranged along the outer ring of the threaded cylinder, and the fixing mechanism is arranged on the threaded cylinder to limit the first threaded rod and the second threaded rod.
The fixing mechanism comprises a connecting rod, a compression column, a compression semi-ring and a rotating block, wherein the connecting rod is arranged on one side of the first threaded rod, which is opposite to the second threaded rod, and is fixedly connected with a clamping block, the cross-sectional diameter of the connecting rod is smaller than that of the first threaded rod or that of the second threaded rod, the compression column is installed on a threaded cylinder and is in conflict with the connecting rod, the compression semi-ring is arranged between the compression column and the connecting rod and is clamped to the connecting rod, a clamping groove for clamping the column to clamp is formed in the compression semi-ring, and the rotating block is fixedly installed at one end, away from the compression semi-ring, of.
As a preferred technical scheme of the invention, one side of the compression half ring, which is extruded with the connecting rod, is provided with a first anti-skid groove, and the connecting rod is provided with a second anti-skid groove which is mutually extruded and matched with the first anti-skid groove.
As a preferable technical scheme of the invention, the locking device comprises a first locking rod, a second locking rod, a locking block, a locking pressure spring, a rope groove, a locking rope, a locking bolt and a locking hole, wherein the first locking rod is provided with two ends which are symmetrically and rotationally connected to one side of the positioning cylinder far away from the right-angle plate, the second locking rod is provided with two ends which are respectively rotationally connected to the two first locking rods far away from the positioning cylinder, the two ends of the locking block are respectively rotationally connected with the end parts of the two second locking rods far away from the first locking rod, the locking pressure spring is fixedly connected between the locking block and the positioning cylinder, the locking bolt is arranged on the right-angle plate in a threaded manner, the two ends of the locking rope are respectively fixedly connected with the locking block and the locking bolt, the rope groove is arranged on the positioning cylinder and is used for the locking rope to penetrate through, the right-angle plate is provided with an inserting hole which is used for the locking bolt to insert, and the opening of the insertion hole is in sliding contact with the locking rope, and the locking hole is formed in the mounting plate and used for clamping the first locking rod and communicated with the positioning hole.
In a preferred embodiment of the present invention, the first locking lever is formed in an L shape to be engaged with the locking hole.
As a preferred technical solution of the present invention, the support frame includes upright columns, first support rods, second support rods, and short rods, the upright columns are disposed below the first support plates and sequentially arranged along an oblique direction of the first support plates to support the first support plates, the first support rods are disposed between adjacent upright columns and arranged in parallel along an extension direction of the first support plates, the second support rods are disposed between adjacent upright columns and arranged along a width direction of the first support plates, and the short rods are disposed on the upright columns to fix end portions of the first support rods and the second support rods.
As a preferred technical scheme of the invention, a gradient adjusting mechanism for adjusting the gradient of the stair is further arranged at the bottoms of the first support plate and the second support plate and above the upright column, the gradient adjusting mechanism comprises a first vertical rod, a second vertical rod, a first threaded hole, a second threaded hole and an adjusting bolt, the first vertical rod is provided with a plurality of first vertical rods, one end of each first vertical rod is rotatably connected to the bottom side of the first support plate, the second vertical rod is rotatably connected to the bottom side of the first support plate and is arranged corresponding to the first vertical rod, the first threaded hole is provided with a plurality of first threaded holes and penetrates through the first vertical rod, the second threaded hole is provided with a plurality of second threaded holes and penetrates through the second vertical rod, and the adjusting bolt is in threaded mounting on the upright column;
the mounting panel includes fixed plate, first regulating plate, second regulating plate and roll adjustment pole, the fixed plate is located between the stair curb plate and is contradicted with the lateral wall that two stair curb plates are relative and compress tightly, the roll adjustment pole is equipped with a plurality ofly and symmetry rotation respectively and connects in the fixed plate both sides, first regulating plate and second regulating plate sliding connection just follow the fixed plate symmetric distribution in one side that the fixed plate was kept away from to the roll adjustment pole, the right angle board is connected on first regulating plate or second regulating plate.
As a preferred technical solution of the present invention, a distance adjusting and pressing mechanism for fixing the distance adjusting rod is disposed between the distance adjusting rod and the first adjusting plate or the second adjusting plate, the distance adjusting and pressing mechanism includes a dovetail groove, a dovetail block, a through groove, a bolt hole, and a pressing bolt, the dovetail block is fixedly connected to one end of the adjusting rod far away from the fixing plate, the dovetail grooves are respectively opened on one side of the first adjusting plate opposite to the second adjusting plate for the dovetail block to slide therein, the through groove is opened on one side of the first adjusting plate and the second adjusting plate close to the dovetail groove and is communicated with the dovetail groove, the bolt hole is opened on the dovetail block, and the pressing bolt passes through the through groove and is in threaded connection with the bolt hole and is pressed on a side wall of the first adjusting plate or the second adjusting plate close to the fixing plate.
In summary, the invention includes at least one of the following beneficial technical effects:
1. according to the prefabricated stair steel template for the fabricated building, the stair template is convenient to mount and dismount by adopting fabricated connection;
2. according to the prefabricated stair steel template for the fabricated building, provided by the invention, stairs with different gradients can be poured by adopting the gradient adjusting device and the mounting plate with adjustable width so as to meet wider requirements;
3. according to the prefabricated stair steel template for the fabricated building, provided by the invention, the mounting plate with the adjusted width is fixed by adopting the distance-adjusting pressing mechanism, so that the mounting plate is prevented from loosening in the pouring process;
4. according to the prefabricated stair steel template for the fabricated building, the mounting plate is fixed at a right angle firmly by the locking device, so that the angle change caused by the rotation of the mounting plate in the pouring process is avoided;
5. according to the prefabricated stair steel template for the assembly type building, the stair plate modules are formed by mutually rotating and connecting the mounting plates, and can be folded when not used, so that the prefabricated stair steel template is convenient to transport;
6. according to the prefabricated stair steel template for the prefabricated building, the stair side plates and the stair plate modules are firmly fastened by arranging the pressing devices, and the shaking of the template in the stair pouring process is reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a right side view of the present invention;
FIG. 3 is a front view of the support frame of the present invention;
FIG. 4 is an enlarged schematic view of portion A of FIG. 3;
FIG. 5 is a top view of the mounting plate of the present invention;
FIG. 6 is a schematic structural diagram of the distance-adjusting pressing mechanism of the present invention;
FIG. 7 is a schematic view of a square and locking device of the present invention;
FIG. 8 is a schematic view of the construction of the compacting apparatus of the present invention;
fig. 9 is a schematic structural view of the fixing mechanism of the present invention.
In the figure, 1, a support frame; 2. a first support plate; 3. a second support plate; 4. a stair side plate; 5. a stair tread module; 6. a pressing device; 51. mounting a plate; 52. a right-angle plate; 53. a positioning cylinder; 54. positioning holes; 55. a material injection hole; 56. a locking device; 61. a clamping block; 62. a first threaded rod; 63. a second threaded rod; 64. a threaded barrel; 65. rotating the rod; 66. a fixing mechanism; 661. a connecting rod; 662. a compression post; 663. compressing the semi-rings; 664. rotating the block; 6631. embedding a groove; 6632. a first anti-slip groove; 6611. a second anti-slip groove; 561. a first locking lever; 562. a second locking lever; 563. a locking block; 564. locking a pressure spring; 565. rope grooves; 566. a locking rope; 567. locking the bolt; 568. a locking hole; 521. inserting the holes; 11. a column; 12. a first support bar; 13. a second support bar; 14. a short bar; 7. a grade adjustment mechanism; 71. a first vertical rod; 72. a second vertical rod; 73. a first threaded hole; 74. a second threaded hole; 75. adjusting the bolt; 511. a fixing plate; 512. a first adjusting plate; 513. A second adjusting plate; 514. a distance adjusting rod; 8. a distance adjusting and pressing mechanism; 81. a dovetail groove; 82. a dovetail block; 83. a through groove; 84. Bolt holes; 85. and pressing the bolt.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the prefabricated stair steel formwork for the fabricated building disclosed by the invention comprises a support frame 1 arranged on the ground, wherein a first support plate 2 is arranged on the support frame 1, a second support plate 3 attached to the ground is rotatably arranged at one end, close to the ground, of the first support plate 2, stair side plates 4 are vertically arranged at two sides of the first support plate 2, a stair plate module 5 rotatably connected with the second support plate 3 is arranged between the stair side plates 4, and a pressing device 6 for driving the two stair side plates 4 to mutually approach to press the stair plate module 5 is arranged between the two stair side plates 4. In the actual operation process, at first place second backup pad 3 in the ground, adjust predetermined stair angle, utilize support frame 1 to support first backup pad 2, then adjust stair tread module 5 and rotate stair curb plate 4, make stair curb plate 4 push down stair tread module 5, use a plurality of closing device 6 tensioning stair curb plate 4 about reaching the purpose that compresses tightly stair tread module 5 at last, accomplish building of stair template so far.
Referring to fig. 2 and 3, the support frame 1 includes a vertical column 11, a first support rod 12, a second support rod 13 and a short rod 14, the vertical column 11 is disposed below the first support plate 2 and sequentially disposed along an inclined direction of the first support plate 2 to support the first support plate 2, the first support rod 12 is disposed between adjacent vertical columns 11 and disposed in parallel along an extending direction of the first support plate 2, the second support rod 13 is disposed between adjacent vertical columns 11 and disposed along a width direction of the first support plate 2, and the short rod 14 is disposed on the vertical column 11 to fix ends of the first support rod 12 and the second support rod 13. In the actual operation process, the upright post 11 is erected on the ground for supporting the first supporting plate 2, holes at two ends of the first supporting rod 12 or the second supporting rod 13 are embedded in the short rod 14, and then the short rod 14 is screwed by nuts.
Referring to fig. 4, the slope adjusting mechanism 7 includes a first vertical rod 71, a second vertical rod 72, a first threaded hole 73, a second threaded hole 74 and an adjusting bolt 75, the first vertical rod 71 is provided with a plurality of first threaded holes, one end of the first vertical rod is rotatably connected to the bottom side of the first supporting plate 2, the second vertical rod 72 is rotatably connected to the bottom side of the first supporting plate 2 and is arranged corresponding to the first vertical rod 71, the first threaded holes 73 are provided with a plurality of first threaded holes and penetrate through the first vertical rod 71, the second threaded holes 74 are provided with a plurality of second threaded holes and penetrate through the second vertical rod 72, and the adjusting bolt 75 is threadedly installed on the upright post 11 and penetrates. In the actual operation process, the adjusting bolt 75 passes through the first threaded hole 73, the upright post 11 and the second threaded hole 74, when the gradient of the first support plate 2 needs to be adjusted, the adjustment of the gradient of the stair within a certain range can be realized only by selecting the corresponding first threaded hole 73 and the corresponding second threaded hole 74, it should be noted that the situation that the axes of the first threaded hole 73, the second threaded hole 74 and the upright post 11 are not on the same straight line may occur, a certain deviation is allowed here, the positions of the first threaded hole 73 and the second threaded hole 74 and the positions of the first upright post 71 and the second upright post 72 are calculated in advance according to the gradient, in addition, the adjusting bolt 75 can be respectively arranged on the first upright post 71 and the second upright post 72, and thus the gradient of the stair at any angle can be theoretically realized. In this embodiment, the upright post 11 is preferably located between the first vertical rod 71 and the second vertical rod 72, so as to enhance the supporting effect.
Referring to fig. 6 and 7, the stair tread module 5 includes two rotatably connected mounting plates 51, right-angle plates 52, positioning cylinders 53, positioning holes 54, material injection holes 55 and locking devices 56, one end of the mounting plate 51 is rotatably connected with the second support plate 3, the right-angle plate 52 is disposed between the two mounting plates 51 to limit the angle of the adjacent mounting plate 51, the positioning cylinders 53 are integrally disposed on the side where the right-angle plate 52 abuts against the mounting plate 51, the positioning holes 54 are opened on the mounting plate 51 and correspond to the positioning cylinders 53 and allow the positioning cylinders 53 to be inserted, the locking devices 56 are disposed between the right-angle plates 52 and the positioning cylinders 53 to limit the right-angle plates 52, the material injection holes 55 are opened on the side walls of the mounting plates 51 and penetrate through the mounting plates 51, the mounting plates 51 form mold cavities with the first support plate 2, the second support plate 3 and the stair side plate 4, and the material injection holes 55 are communicated with the mold, one is an inwardly bent right-angle plate 52 on the left side of fig. 6, and the other is an outwardly bent right-angle plate 52 on the right side of fig. 6. In the actual operation process, the stair board module 5 is formed by mutually rotatably connecting a plurality of mounting plates 51, two adjacent mounting plates 51 are perpendicular to each other all the time through the right-angle plate 52 and the locking device 56 on the right-angle plate 52, the positioning cylinders 53 at the two ends of the right-angle plate 52 are mutually matched with the positioning holes 54 on the mounting plates 51 so as to be convenient for fixing, and when concrete is poured into the formwork cavity, the concrete is poured through the material injection holes 55 formed in the mounting plates 51.
Referring to fig. 5, the mounting plate 51 includes a fixing plate 511, a first adjusting plate 512, a second adjusting plate 513 and a distance adjusting rod 514, the fixing plate 511 is disposed between the stair side plates 4 and is pressed against the opposite side walls of the two stair side plates 4, the distance adjusting rod 514 is provided with a plurality of and is respectively connected to two sides of the fixing plate 511 in a symmetrical manner, the first adjusting plate 512 and the second adjusting plate 513 are connected to one side of the distance adjusting rod 514 far away from the fixing plate 511 in a sliding manner and are symmetrically distributed along the fixing plate 511, and the right-angle plate 52 is connected to the first adjusting plate 512 or the second adjusting plate 513. In the actual operation process, the distance adjusting rod 514 is adjusted, when the distance adjusting rod 514 is close to the fixing plate 511, the first adjusting plate 512 and the second adjusting plate 513 are also close to the fixing plate 511 under the action of the distance adjusting rod 514, at the moment, the mounting plate 51 is narrowed, otherwise, the mounting plate 51 can be widened, the mounting of the stair board module 5 can be met, and the distance adjusting and pressing mechanism 8 is used for pressing and fixing to prevent the first adjusting plate 512 and the second adjusting plate 513 on the mounting plate 51 from loosening.
Referring to fig. 6, the distance-adjusting and pressing mechanism 8 includes a dovetail groove 81, a dovetail block 82, a through groove 83, a bolt hole 84, and a pressing bolt 85, the dovetail block 82 is fixedly connected to one end of the adjusting rod far away from the fixing plate 511, the dovetail grooves 81 are respectively opened on one side of the first adjusting plate 512 opposite to the second adjusting plate 513 for the dovetail block 82 to slide therein, the through groove 83 is opened on one side of the first adjusting plate 512 and the second adjusting plate 513 close to the dovetail of the dovetail groove 81 and is communicated with the dovetail groove 81, the bolt hole 84 is opened on the dovetail block 82, and the pressing bolt 85 penetrates through the through groove 83 and is in threaded connection with the bolt hole 84 and is pressed on the side wall of the first adjusting plate 512 or the second adjusting plate 513 close to the fixing. In the actual operation process, the dovetail block 82 at the tail of the distance adjusting rod 514 slides in the dovetail groove 81, when the mounting plate 51 reaches the required width, the hold-down bolt 85 is rotated, the tail of the hold-down bolt 85 is in threaded connection with the dovetail block 82, and the hold-down bolt 85 is continuously rotated to enable the nut of the hold-down bolt 85 to be tightly attached to and pressed against the first adjusting plate 512 or the second adjusting plate 513.
With continued reference to fig. 6 and 7, the locking device 56 includes a first locking lever 561, a second locking lever 562, a locking block 563, a locking compression spring 564, a rope groove 565, a locking rope 566, a locking bolt 567 and a locking hole 568, the first locking lever 561 is provided with two locking rods and is symmetrically and rotatably connected to one side of the positioning cylinder 53 away from the right-angle plate 52, the second locking lever 562 is provided with two ends rotatably connected to the two first locking levers 561 respectively away from the positioning cylinder 53, two ends of the locking block 563 are rotatably connected to ends of the two second locking levers 562 away from the first locking lever 561 respectively, the locking compression spring 564 is fixedly connected between the locking block 563 and the positioning cylinder 53, the locking bolt 567 is threadedly installed on the right-angle plate 52, two ends of the locking rope 566 are fixedly connected to the locking block 563 and the locking bolt 7 respectively, the rope groove 565 is opened on the right-angle plate 52 and the positioning cylinder 53 and is used for the locking rope 566 to pass through, the right-angle plate 52 is provided with an inserting hole 521 for inserting and sliding the locking bolt 567 and communicating with the rope groove 565, the opening of the inserting hole 521 is slidably abutted against the locking rope 566, and the locking hole 568 is arranged on the mounting plate 51 and is used for clamping the first locking rod 561 and communicating with the positioning hole 54. In actual operation, one end of the right-angle plate 52 is inserted into the locking hole 568 of the mounting plate 51, and then the other end of the right-angle plate 52 is inserted into the mounting plate 51 by rotating the adjacent mounting plate 51; when the locking bolt 567 is rotated, the locking rope 566 is wound on the locking bolt 567 and is brought into the inserting hole 521 along with the rotation of the locking bolt 567 or falls off from the locking bolt 567 and is far away from the inserting hole 521, so that the locking rope 566 becomes loose or tight, and fig. 6 shows a locking state, at this time, when the locking bolt 567 is in contact with the outer side wall of the right-angle plate 52, the locking bolt 567 reaches the bottommost part of the inserting hole 521, and the length of the locking rope 566 obtained by the contact of the first locking rod 561 and the inner wall of the locking hole 568 is a preferable scheme, it should be noted that the first locking rod 561 can be a straight rod, and fig. 6 is preferably in an L shape.
Referring to fig. 8, the pressing device 6 includes a clamping block 61, a first threaded rod 62, a second threaded rod 63, a threaded cylinder 64, a rotating rod 65 and a fixing mechanism 66, the first threaded rod 62 and the second threaded rod 63 are respectively installed at two ends of the threaded cylinder 64 in a threaded manner, the first threaded rod 62 and the second threaded rod 63 are opposite in thread direction, the clamping block 61 is respectively and fixedly installed on one end of the first threaded rod 62 and the second threaded rod 63, which are far away from the threaded cylinder 64, through welding or bolts and the like, and is clamped on the stair side plate 4, the rotating rod 65 is provided with a plurality of parts and is arranged along the outer ring of the threaded cylinder 64, and the fixing mechanism 66 is arranged on the threaded cylinder 64 so as to limit the first threaded rod 62 and. In the actual operation in-process, adjustment closing device 6 makes the joint piece 61 at closing device 6 both ends block respectively go into on the stair curb plate 4 of left and right sides, then rotates screw thread section of thick bamboo 64 and makes first threaded rod 62 and second threaded rod 63 shorten, when rotating, can use tools such as steel pipe to insert dwang 65 and increase the arm of force and make it more convenient to rotate, when two left and right sides stair curb plate 4 compress tightly stair board module 5, can effectively prevent the not hard up of stair pouring in-process template at the fixed establishment 66 lock on it.
Referring to fig. 9, the fixing mechanism 66 includes a connecting rod 661, a compressing column 662, a compressing half ring 663 and a rotating block 664, the connecting rod 661 is disposed on a side of the first threaded rod 62 opposite to the second threaded rod 63 and is fixedly connected to the clamping block 61, a cross-sectional diameter of the connecting rod 661 is smaller than a cross-sectional diameter of the first threaded rod 62 or the second threaded rod 63, the compressing column 662 is threadedly mounted on the threaded cylinder 64 and is abutted to the connecting rod 661, the compressing half ring 663 is disposed between the compressing column 662 and the connecting rod 661 and is clamped to the connecting rod 661, an embedding groove 6631 for the compressing column 662 to be embedded and mounted is disposed on the compressing half ring 663, and the rotating block 664 is fixedly mounted on one end of the compressing column 662 away from. In the actual operation process, after the threaded cylinder 64 rotates and is tensioned, the rotating block 664 is rotated to enable the compressing column 662 to move towards the connecting rod 661, the compressing half ring 663 arranged between the compressing column 662 and the connecting rod 661 is provided, the embedding groove 6631 formed in the upper portion of the compressing half ring 663 can enable the compressing column 662 to be embedded in the compressing half ring 663, and meanwhile, the compressing half ring 663 and the connecting rod 661 are respectively provided with the first anti-skid groove 6632 and the second anti-skid groove 6611, so that the connecting rod 661 can be effectively locked and fixed.
The implementation principle of the embodiment is as follows:
first stand second backup pad 3 on ground, then place first backup pad 2 according to required stair slope, and use support frame 1 to support first backup pad 2, later adjust stair board module 5 and upwards reverse stair curb plate 4 to vertical state, reuse closing device 6 to compress tightly stair curb plate 4 and stair board module 5, later through annotating material hole 55 to mounting panel 51 and first backup pad 2, pour into concrete thick liquids into in forming the die cavity between second backup pad 3 and the stair curb plate 4, it can to treat that its solidification is stereotyped and is demolishd the template.
Wherein:
(1) when the support frame mounting support frame 1 is mounted, the upright post 11 is firstly erected below the second stair tread, the upper part of the upright post is fastened and connected through the adjusting bolt 75, and then the first support rod 12 and the second support rod 13 are used for respectively fastening and connecting the adjacent upright posts 11.
(2) Slope adjustment mechanism 7 and mounting panel 51 need be used when slope is adjusted the slope, wherein: the gradient adjusting mechanism 7 is realized by rotating the first vertical rod 71 and the second vertical rod 72 which are connected below the second supporting plate 3, the first threaded hole 73 on the first vertical rod 71, the second threaded hole 74 on the second vertical rod 72 and the adjusting bolt 75, when the gradient of the first supporting plate 2 changes, only the first threaded hole 73 and the second threaded hole 74 corresponding to the preset gradient are selected, and then the first threaded hole 73 and the second threaded hole 74 are fastened and connected through the adjusting bolt 75. After the gradient of the stair changes, the width of the mounting plate 51 on the stair plate module 5 also needs to be adjusted, and the mounting plate 51 comprises a fixing plate 511, a first adjusting plate 512, a second adjusting plate 513 and a distance adjusting rod 514, and the adjustment of the width of the plate surface can be realized by adjusting the distance adjusting rod 514. After the width of the board surface is adjusted, the board surface is locked through the distance-adjusting pressing mechanism 8.
(3) The stair board module fixing right-angle plate 52 is installed from one side close to the second support plate 3, one end of the right-angle plate 52 is inserted into the locking hole 568 in the mounting plate 51, then the other end of the right-angle plate 52 is also inserted into the adjacent mounting plate 51 by rotating the adjacent mounting plate 51, and the right-angle plate 52 can be selected by referring to fig. 6; the locking bolt 567 is rotated to tighten the locking rope 566, and the subsequent mounting plate 51 is mounted by analogy, so that the mounting of the stair tread module 5 can be completed.
(4) The compressing tightly of stair template is one to compressing apparatus 6 of two ladder installations at every interval as required, and when compressing apparatus 6 used, on the joint piece 61 at compressing apparatus 6 both ends was gone into respectively the stair curb plate 4 of left and right sides earlier, then used instruments such as steel pipes to insert dwang 65 and rotate screw thread section of thick bamboo 64 and make first threaded rod 62 and second threaded rod 63 taut each other, when changeing motionless, it can effectively lock and die fixedly to change tight rotatory piece 664 to changeing motionless.
(5) When concrete is poured, concrete is poured into the die cavity formed between the mounting plate 51 and the first support plate 2, the second support plate 3 and the stair side plate 4 through the material pouring holes 55, and the concrete is compacted.
(6) And (5) curing and stripping the concrete.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (7)
1. The utility model provides an assembly type structure prefabricated staircase steel form, is including locating subaerial support frame (1), its characterized in that: a first supporting plate (2) is arranged on the supporting frame (1), a second supporting plate (3) attached to the ground is rotatably arranged at one end, close to the ground, of the first supporting plate (2), stair side plates (4) are vertically arranged on two sides of the first supporting plate (2), a stair plate module (5) rotatably connected with the second supporting plate (3) is arranged between the stair side plates (4), and a pressing device (6) for driving the two stair side plates (4) to be close to each other so as to press the stair plate module (5) is arranged between the two stair side plates (4);
the stair board module (5) comprises mounting plates (51) rotatably connected, right-angle plates (52), positioning cylinders (53), positioning holes (54), material injection holes (55) and locking devices (56), one ends of the mounting plates (51) are rotatably connected with the second supporting plate (3), the right-angle plates (52) are arranged between the two mounting plates (51) to limit the angle of the adjacent mounting plates (51), the positioning cylinders (53) are integrally arranged on one sides where the right-angle plates (52) are abutted to the mounting plates (51), the positioning holes (54) are arranged on the mounting plates (51) and correspond to the positioning cylinders (53) and are used for the insertion of the positioning cylinders (53), the locking devices (56) are arranged between the right-angle plates (52) and the positioning cylinders (53) to limit the right-angle plates (52), the material injection holes (55) are arranged on the side walls of the mounting plates (51) and penetrate through the mounting plates (51), a die cavity is formed among the mounting plate (51), the first supporting plate (2), the second supporting plate (3) and the stair side plate (4), and the material injection hole (55) is communicated with the die cavity;
the pressing device (6) comprises a clamping block (61), a first threaded rod (62), a second threaded rod (63), a threaded cylinder (64), a rotating rod (65) and a fixing mechanism (66), wherein the first threaded rod (62) and the second threaded rod (63) are respectively installed at two ends of the threaded cylinder (64) in a threaded mode, the thread directions of the first threaded rod (62) and the second threaded rod (63) are opposite, the clamping block (61) is respectively and fixedly installed at one end, far away from the threaded cylinder (64), of the first threaded rod (62) and the second threaded rod (63) and clamped onto the stair side plate (4), the rotating rod (65) is provided with a plurality of parts and is arranged along the outer ring of the threaded cylinder (64), and the fixing mechanism (66) is arranged on the threaded cylinder (64) to limit the first threaded rod (62) and the second threaded rod (63);
the fixing mechanism (66) comprises a connecting rod (661), a pressing column (662), a pressing half ring (663) and a rotating block (664), the connecting rod (661) is arranged on one side of the first threaded rod (62) opposite to the second threaded rod (63) and is fixedly connected with the clamping block (61), the diameter of the section of the connecting rod (661) is smaller than the diameter of the section of the first threaded rod (62) or the second threaded rod (63), the pressing column (662) is installed on the threaded cylinder (64) in a threaded manner and is abutted against the connecting rod (661), the pressing semi-ring (663) is arranged between the pressing column (662) and the connecting rod (661) and is clamped on the connecting rod (661), and the pressing half ring (663) is provided with an embedding groove (6631) for embedding and installing the pressing column (662), the rotating block (664) is fixedly arranged at one end of the compressing column (662) far away from the compressing half ring (663).
2. The prefabricated staircase steel formwork for prefabricated buildings according to claim 1, wherein: one side that compresses tightly semi-ring (663) and connecting rod (661) extruded mutually is provided with first antiskid groove (6632), be provided with on connecting rod (661) with first antiskid groove (6632) mutual extrusion's second antiskid groove (6611).
3. The prefabricated staircase steel formwork for prefabricated buildings according to claim 1, wherein: the locking device (56) comprises a first locking rod (561), a second locking rod (562), a locking block (563), a locking pressure spring (564), a rope groove (565), a locking rope (566), a locking bolt (567) and a locking hole (568), wherein the first locking rod (561) is provided with two locking blocks which are symmetrically and rotatably connected to one side of the positioning cylinder (53) far away from the right-angle plate (52), the second locking rod (562) is provided with two locking rods which are respectively and rotatably connected to one ends of the two first locking rods (561) far away from the positioning cylinder (53), two ends of the locking block (563) are respectively and rotatably connected with the end parts of the two second locking rods (562) far away from the first locking rod (561), the locking pressure spring (564) is fixedly connected between the locking block (563) and the positioning cylinder (53), the locking bolt (567) is in threaded mounting on the right-angle plate (52), two ends of the locking rope (566) are respectively and fixedly connected with the locking bolt (567), rope groove (565) are seted up on right-angle plate (52) and a location section of thick bamboo (53) and are supplied locking rope (566) to wear to establish, offer on right-angle plate (52) and supply locking bolt (567) to insert establish slide and establish hole (521) with inserting that rope groove (565) are linked together, just insert and establish hole (521) opening part and locking rope (566) and slide the conflict, locking hole (568) are seted up on mounting panel (51) and are supplied first locking lever (561) joint and communicate with each other with locating hole (54).
4. The prefabricated staircase steel formwork for prefabricated buildings according to claim 3, wherein: the first locking lever (561) is formed in an L shape to be engaged with the locking hole (568).
5. The prefabricated staircase steel formwork for prefabricated buildings according to claim 1, wherein: support frame (1) includes stand (11), first bracing piece (12), second bracing piece (13) and quarter butt (14), first bracing piece (2) below is located and sets gradually in order to support first bracing piece (2) along first bracing piece (2) incline direction in stand (11), first bracing piece (12) are located between adjacent stand (11) and are followed the extending direction parallel arrangement of first bracing piece (2), its width direction along first bracing piece (2) sets up between adjacent stand (11) is located in second bracing piece (13), quarter butt (14) are located on stand (11) for first bracing piece (12) and second bracing piece (13) end fixing.
6. The prefabricated staircase steel formwork for prefabricated buildings according to claim 5, wherein: a gradient adjusting mechanism (7) for adjusting the gradient of the stair is arranged above the bottoms of the first supporting plate (2) and the second supporting plate (3) and the upright post (11), the gradient adjusting mechanism (7) comprises a first vertical rod (71), a second vertical rod (72), a first threaded hole (73), a second threaded hole (74) and an adjusting bolt (75), the first vertical rods (71) are provided with a plurality of vertical rods, one end of each vertical rod is rotatably connected to the bottom side of the first supporting plate (2), the second vertical rod (72) is rotatably connected to the bottom side of the first supporting plate (2) and is arranged corresponding to the first vertical rod (71), the first threaded holes (73) are provided with a plurality of holes and penetrate through the first vertical rod (71), the second threaded holes (74) are provided with a plurality of holes and penetrate through the second vertical rod (72), the adjusting bolt (75) is installed on the upright post (11) in a threaded manner and penetrates through the corresponding first threaded hole (73) and second threaded hole (74);
mounting panel (51) are including fixed plate (511), first regulating plate (512), second regulating plate (513) and roll adjustment pole (514), fixed plate (511) are located between stair curb plate (4) and are contradicted with the relative lateral wall of two stair curb plates (4) and compress tightly, roll adjustment pole (514) are equipped with a plurality ofly and respectively the symmetry rotate and connect in fixed plate (511) both sides, first regulating plate (512) and second regulating plate (513) sliding connection just follow fixed plate (511) symmetric distribution in one side of fixed plate (511) is kept away from in roll adjustment pole (514), right-angle board (52) are connected on first regulating plate (512) or second regulating plate (513).
7. The prefabricated staircase steel formwork for prefabricated buildings according to claim 6, wherein: be equipped with between roll adjustment pole (514) and first regulating plate (512) or second regulating plate (513) and be used for fixed roll adjustment pole (514) roll adjustment hold-down mechanism (8), roll adjustment hold-down mechanism (8) include dovetail (81), forked tail piece (82), run through groove (83), bolt hole (84) and housing bolt (85), dovetail piece (82) fixed connection is in the one end of adjusting the pole far away from fixed plate (511), open respectively in one side that first regulating plate (512) and second regulating plate (513) are relative in order to supply forked tail piece (82) to slide wherein, run through groove (83) and open on first regulating plate (512) and second regulating plate (513) and be close to one side of dovetail (81) and communicate with each other dovetail (81), bolt hole (84) are opened on forked tail piece (82), housing bolt (85) pass through groove (83) and bolt hole (84) threaded connection and compress tightly in first roll adjustment pole (84), housing bolt (85) pass through groove (83) and pass through groove (84) and bolt hole (84) threaded connection and compress tightly in first roll adjustment The joint plate (512) or the second adjusting plate (513) is close to the side wall of the fixing plate (511).
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| CN202011434961.5A CN112554548B (en) | 2020-12-10 | 2020-12-10 | Prefabricated stair steel form of assembly type structure |
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| CN202011434961.5A CN112554548B (en) | 2020-12-10 | 2020-12-10 | Prefabricated stair steel form of assembly type structure |
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| CN112554548B CN112554548B (en) | 2022-05-13 |
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Citations (6)
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|---|---|---|---|---|
| US6354403B1 (en) * | 1998-05-21 | 2002-03-12 | Richard Truckner | Adjustable stair stringer and railing |
| KR20050021772A (en) * | 2003-08-26 | 2005-03-07 | 김창윤 | A Dismonuting Stair Form |
| CN106592971A (en) * | 2017-01-16 | 2017-04-26 | 武夷学院 | Novel stair formwork |
| CN106988529A (en) * | 2017-05-02 | 2017-07-28 | 闫相明 | A kind of stair template structure and the stair construction method using the formwork structure |
| CN209211888U (en) * | 2018-09-21 | 2019-08-06 | 浙江东厦建工集团有限公司 | A kind of stair template |
| CN211499795U (en) * | 2019-11-04 | 2020-09-15 | 康东平 | Assembled stair template device |
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2020
- 2020-12-10 CN CN202011434961.5A patent/CN112554548B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6354403B1 (en) * | 1998-05-21 | 2002-03-12 | Richard Truckner | Adjustable stair stringer and railing |
| KR20050021772A (en) * | 2003-08-26 | 2005-03-07 | 김창윤 | A Dismonuting Stair Form |
| CN106592971A (en) * | 2017-01-16 | 2017-04-26 | 武夷学院 | Novel stair formwork |
| CN106988529A (en) * | 2017-05-02 | 2017-07-28 | 闫相明 | A kind of stair template structure and the stair construction method using the formwork structure |
| CN209211888U (en) * | 2018-09-21 | 2019-08-06 | 浙江东厦建工集团有限公司 | A kind of stair template |
| CN211499795U (en) * | 2019-11-04 | 2020-09-15 | 康东平 | Assembled stair template device |
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| CN112554548B (en) | 2022-05-13 |
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