CN214461949U - Prefabricated staircase convenient to assembly - Google Patents

Abstract

The utility model discloses a prefabricated staircase convenient for assembly, which comprises a first ladder, a second ladder, a first fixing plate, a second fixing plate, a connecting plate, a positioning plate and a mounting plate, wherein the surface of the first ladder is fixedly provided with the first fixing plate, the upper surface of the first ladder is fixedly provided with the connecting plate, one end of the connecting plate far away from the first ladder is fixedly provided with the second fixing plate, the upper surface of the second fixing plate is fixedly provided with the second ladder, the upper surface of the second ladder is fixedly provided with the positioning plate, the upper surface of the positioning plate is fixedly provided with the mounting plate, the lower surface of the first ladder is symmetrically and rotatably provided with a fixing mechanism, the prefabricated staircase convenient for assembly is convenient to ensure that the prefabricated staircase has convenient and rapid positioning and fixing installation, the labor and time can be saved during the work to carry out limiting and fixing, and the labor intensity of workers can be reduced, the safety and the reliability of the device are improved, the device is convenient to fix and install quickly, the device is convenient for a user to use, and the use convenience of the user is improved.

Description

Prefabricated staircase convenient to assembly

Technical Field

The utility model relates to a building technical field specifically is a prefabricated stair convenient to assembly.

Background

During the construction of the prefabricated house, the prefabricated staircase is an indispensable prefabricated component. When formal stair guardrails are installed, the construction site needs to be limited and fixed on the prefabricated stairs, so that the condition that the stairs fall down can not occur in the process of going upstairs and downstairs of construction personnel, and the stability is kept.

In an assembled stair precast slab of the prior patent CN201620727759.4, a plurality of through nuts are disposed on one of the edges of the front face of the stair precast slab in the length direction, a support portion is disposed on the reverse face of the other stair precast slab in the length direction, and a plurality of nuts are disposed at the bottom of the support portion. A plurality of nuts are arranged on the side end faces of the stair precast slab in the two width directions, and the nuts symmetrically arranged on the two side end faces are welded and connected through round steel or connected through round steel threads; this prefabricated staircase does not mostly possess convenient quick location fixed mounting, and the during operation needs the manual work to waste time and energy and carries out spacing fixed, increases staff intensity of labour, wastes time and energy, and security and reliability are not high, are not convenient for carry out quick fixed mounting, and present framework installation convenience and stability in use all remain to improve, for this reason, we propose the prefabricated staircase of the assembly of being convenient for.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an it is convenient to install, conveniently installs system stair fast, the prefabricated stair of the assembly of being convenient for of safety in utilization to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a prefabricated staircase convenient to assembly, includes first ladder, second ladder, first fixed plate, second fixed plate, connecting plate, locating plate and mounting panel, fixed surface installs first fixed plate under the first ladder, fixed surface installs the connecting plate on the first ladder, the one end fixed mounting that first ladder was kept away from to the connecting plate has the second fixed plate, fixed surface installs the second ladder on the second fixed plate, fixed surface installs the locating plate on the second ladder, fixed surface installs the mounting panel on the locating plate, fixed surface rotates under the first ladder and installs fixing mechanism, connecting plate inner wall equidistance installs the built-in fitting, the corresponding position that second fixed plate upper surface is located the mounting panel rotates and installs stop device.

Preferably, the fixing mechanism comprises a rotating shaft column, a limiting plate, mounting holes and a bolt column, the rotating shaft column is installed on two sides of the lower surface of the first fixing plate in a rotating mode, the limiting plate is installed on the side wall of the rotating shaft column in a rotating mode, the mounting holes are symmetrically installed on the inner wall of the limiting plate, and the bolt column is installed on the inner wall of the mounting holes in a rotating mode in a meshed mode.

Preferably, stop device includes fixed block, connecting block, fixture and L template, fixed surface installs the fixed block on the second fixed plate, fixed surface installs the connecting block under the mounting panel, the connecting block inner wall is located the corresponding position of fixed block and rotates and install fixture, the fixture inner wall is located the corresponding position movable mounting of second fixed plate has the L template.

Preferably, fixture includes first grip block, second grip block, rotor plate, pulling rod, a screw thread section of thick bamboo, turning block, first torsion spring and second torsion spring, connecting block inner wall rotates and installs first grip block, first grip block passes through first torsion spring elastic connection with the connecting block, the one end that the connecting block was kept away from to first grip block is rotated and is installed the rotor plate, the fixed block inner wall rotates and installs the second grip block, second grip block passes through second torsion spring elastic connection with the fixed block, the rotor plate inner wall rotates and installs the pulling rod, the pulling rod is located second grip block inner wall and has seted up the screw thread, the one end that the rotor plate was kept away from to the pulling rod is rotated and is installed a screw thread section of thick bamboo, the one end fixed mounting that the rotor plate was kept away from to a screw thread section of thick bamboo has the turning block.

Preferably, the first clamping plate and the second clamping plate are located on one side of the L-shaped plate in an arc shape.

Preferably, the embedded part is made of steel bars.

Compared with the prior art, the beneficial effects of the utility model are that:

the connecting plate drives the embedded part to be fixed with the wall surface, the limiting plate is fixed with the ground surface by rotating the rotating shaft column, the bolt column is fixed with the mounting hole by rotating the rotating block, the rotating block is connected with the thread cylinder, the thread cylinder is in threaded connection with the outer wall of the pulling rod, the pulling rod drives the first clamping plate to rotate on the inner wall of the connecting block, the first clamping plate and the second clamping plate are used for fixedly clamping the L-shaped plate, the arrangement of the device realizes the movable positioning of the second ladder and the mounting plate by the arrangement of the limiting device, the positioning plate is movably connected with the second ladder by the bolt, the first ladder is fixedly connected with the ground surface by the arrangement of the fixing mechanism, the scheme is convenient to ensure that the prefabricated staircase can be conveniently and quickly positioned and fixedly mounted, the labor is saved during the work to carry out the limiting and the fixing, and the labor intensity of workers is reduced, the safety and the reliability of the device are improved, the device is convenient to fix and install quickly, the device is convenient for a user to use, and the use convenience of the user is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall installation distribution structure of the present invention;

FIG. 3 is a schematic view of the installation distribution structure of the embedded part of the present invention;

fig. 4 is a schematic structural view of the fixing mechanism of the present invention;

FIG. 5 is a schematic structural view of the position limiter of the present invention;

fig. 6 is a schematic view of the mounting distribution structure of the row clamping mechanism of the present invention.

In the figure: 1. a first step; 2. a second step; 3. a first fixing plate; 4. a second fixing plate; 5. a connecting plate; 6. embedding parts; 7. a fixing mechanism; 71. a rotating shaft column; 72. a limiting plate; 73. mounting holes; 74. a bolt column; 8. a limiting device; 81. a fixed block; 82. connecting blocks; 83. a clamping mechanism; 831. a first clamping plate; 832. a second clamping plate; 833. a rotating plate; 834. pulling a rod; 835. a threaded barrel; 836. rotating the block; 837. a first torsion spring; 838. a second torsion spring; 84. an L-shaped plate; 9. positioning a plate; 10. and (7) mounting the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the prefabricated staircase convenient to assemble in the figure includes a first step 1, a second step 2, a first fixing plate 3, a second fixing plate 4, a connecting plate 5, a positioning plate 9 and a mounting plate 10, wherein the first fixing plate 3 is fixedly mounted on the lower surface of the first step 1, the connecting plate 5 is fixedly mounted on the upper surface of the first step 1, the second fixing plate 4 is fixedly mounted at one end, away from the first step 1, of the connecting plate 5, the second step 2 is fixedly mounted on the upper surface of the second fixing plate 4, the positioning plate 9 is fixedly mounted on the upper surface of the second step 2, and the mounting plate 10 is fixedly mounted on the upper surface of the positioning plate 9.

Referring to fig. 1 and 2, a fixing mechanism 7 is symmetrically and rotatably mounted on the lower surface of the first step 1, embedded parts 6 are equidistantly arranged on the inner wall of the connecting plate 5, a limiting device 8 is rotatably arranged on the upper surface of the second fixing plate 4 at the corresponding position of the mounting plate 10, the second step 2 and the mounting plate 10 are movably positioned through the arrangement of the limiting device 8, the positioning plate 9 is movably connected with the second step 2 through a bolt, make first ladder 1 and ground carry out fixed connection through setting up of fixed establishment 7, this scheme is convenient for make prefabricated stair possess convenient quick location fixed mounting, and the during operation makes the manual work carry out labour saving and time saving and carries out spacing fixed, reduces staff intensity of labour, improves its security and reliability, is convenient for carry out quick fixed mounting, and the person of facilitating the use uses, improves user's use convenience.

Referring to fig. 4, the fixing mechanism 7 includes a rotating shaft column 71, a limiting plate 72, mounting holes 73 and bolt columns 74, the rotating shaft column 71 is rotatably mounted on two sides of the lower surface of the first fixing plate 3, the limiting plate 72 is rotatably mounted on the side wall of the rotating shaft column 71, the mounting holes 73 are symmetrically mounted on the inner wall of the limiting plate 72, the bolt columns 74 are rotatably mounted on the inner wall of the mounting holes 73 in a meshed manner, the embedded part 6 is driven by the connecting plate 5 to be fixed to the wall surface, the limiting plate 72 is fixed to the ground by rotating the rotating shaft column 71, and the bolt columns 74 and the mounting holes 73 are rotatably fixed.

Referring to fig. 5, the limiting device 8 includes a fixing block 81, a connecting block 82, a clamping mechanism 83 and an L-shaped plate 84, the fixing block 81 is fixedly mounted on the upper surface of the second fixing plate 4, the connecting block 82 is fixedly mounted on the lower surface of the mounting plate 10, the clamping mechanism 83 is rotatably mounted on the inner wall of the connecting block 82 at the position corresponding to the fixing block 81, and the L-shaped plate 84 is movably mounted on the inner wall of the clamping mechanism 83 at the position corresponding to the second fixing plate 4.

Referring to fig. 6, the clamping mechanism 83 includes a first clamping plate 831, a second clamping plate 832, a rotating plate 833, a pulling rod 834, a threaded cylinder 835, a rotating block 836, a first torsion spring 837 and a second torsion spring 838, the inner wall of the connecting block 82 is rotatably mounted with the first clamping plate 831, the first clamping plate 831 is elastically connected with the connecting block 82 through the first torsion spring 837, one end of the first clamping plate 831, which is far from the connecting block 82, is rotatably mounted with the rotating plate 833, the inner wall of the fixed block 81 is rotatably mounted with the second clamping plate 832, the second clamping plate 832 is elastically connected with the fixed block 81 through the second torsion spring 838, the inner wall of the rotating plate 833 is rotatably mounted with the pulling rod 834, the pulling rod 834 is positioned on the inner wall of the second clamping plate 832, one end of the pulling rod 834, which is far from the rotating plate 833, is rotatably mounted with the threaded cylinder 835, one end of the threaded cylinder, which is far from the rotating plate 833, is fixedly mounted with the rotating block 836, by rotating the rotating block 836, the rotating block 836 is connected with the threaded cylinder 835, the threaded cylinder 835 is in threaded connection with the outer wall of the pulling rod 834, the pulling rod 834 drives the first clamping plate 831 to rotate on the inner wall of the connecting block 82, and the first clamping plate 831 and the second clamping plate 832 fixedly clamp the L-shaped plate 84.

Referring to fig. 6, the first clamping plate 831 and the second clamping plate 832 are located on an arc shape of one side of the L-shaped plate 84, so as to facilitate the limiting and fixing of the L-shaped plate 84, improve the safety and reliability of the L-shaped plate, facilitate the quick fixing and installation, facilitate the use of a user, and improve the use convenience of the user.

Please refer to fig. 3, the embedded part 6 is made of steel bars, so that the embedded part 6 is fixed to the wall surface in a limiting manner.

In the scheme, the connecting plate 5 drives the embedded part 6 to be fixed with the wall surface, the limit plate 72 is fixed with the ground surface through rotating the rotating shaft column 71, the bolt column 74 is fixed with the mounting hole 73 in a rotating mode, the rotating block 836 is connected with the threaded cylinder 835 through rotating the rotating block 836, the threaded cylinder 835 is in threaded connection with the outer wall of the pulling rod 834, the pulling rod 834 drives the first clamping plate 831 to rotate on the inner wall of the connecting block 82, the L-shaped plate 84 is fixedly clamped by the first clamping plate 831 and the second clamping plate 832, the device is arranged to movably position the second ladder 2 and the mounting plate 10 through the arrangement of the limiting device 8, the positioning plate 9 is movably connected with the second ladder 2 through bolts, the first ladder 1 is fixedly connected with the ground surface through the arrangement of the fixing mechanism 7, and the prefabricated part can be conveniently and quickly positioned and fixedly installed, the during operation makes the manual work carry out labour saving and time saving and carries out spacing fixed, reduces staff intensity of labour, improves its security and reliability, is convenient for carry out quick fixed mounting, and the person of facilitating the use uses, improves user's use convenience.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a prefabricated staircase convenient to assembly, includes first ladder (1), second ladder (2), first fixed plate (3), second fixed plate (4), connecting plate (5), locating plate (9) and mounting panel (10), fixed surface installs first fixed plate (3) under first ladder (1), fixed surface installs connecting plate (5) on first ladder (1), the one end fixed mounting that first ladder (1) was kept away from in connecting plate (5) has second fixed plate (4), fixed surface installs second ladder (2) on second fixed plate (4), fixed surface installs locating plate (9) on second ladder (2), fixed surface installs mounting panel (10) on locating plate (9), its characterized in that: fixed establishment (7) are installed in the surface symmetry rotation under first ladder (1), built-in fitting (6) are installed to connecting plate (5) inner wall equidistance, stop device (8) are installed in the rotation of the corresponding position that second fixed plate (4) upper surface is located mounting panel (10).

2. The prefabricated staircase convenient to assemble of claim 1, wherein: fixed establishment (7) include pivot post (71), limiting plate (72), mounting hole (73) and bolt post (74), pivot post (71) are installed in rotation of first fixed plate (3) lower surface both sides, pivot post (71) lateral wall rotates installs limiting plate (72), mounting hole (73) are installed to limiting plate (72) inner wall symmetry, mounting hole (73) inner wall meshing rotates installs bolt post (74).

3. The prefabricated staircase convenient to assemble of claim 1, wherein: stop device (8) include fixed block (81), connecting block (82), fixture (83) and L template (84), fixed surface installs fixed block (81) on second fixed plate (4), fixed surface installs connecting block (82) under mounting panel (10), the corresponding position that connecting block (82) inner wall is located fixed block (81) is rotated and is installed fixture (83), the corresponding position movable mounting that fixture (83) inner wall is located second fixed plate (4) has L template (84).

4. Prefabricated staircase convenient to assemble according to claim 3, characterized in that: the clamping mechanism (83) comprises a first clamping plate (831), a second clamping plate (832), a rotating plate (833), a pulling rod (834), a threaded cylinder (835), a rotating block (836), a first torsion spring (837) and a second torsion spring (838), wherein the inner wall of the connecting block (82) is rotatably provided with the first clamping plate (831), the first clamping plate (831) is elastically connected with the connecting block (82) through the first torsion spring (837), one end of the first clamping plate (831) far away from the connecting block (82) is rotatably provided with the rotating plate (833), the inner wall of the fixing block (81) is rotatably provided with the second clamping plate (832), the second clamping plate (832) is elastically connected with the fixing block (81) through the second torsion spring (838), the inner wall of the rotating plate (833) is rotatably provided with the pulling rod (834), the pulling rod (834) is positioned on the inner wall of the second clamping plate (832) and is provided with threads, the one end rotation that the swing arm (834) kept away from rotor plate (833) is installed screw thread section of thick bamboo (835), the one end fixed mounting that rotor plate (833) was kept away from to screw thread section of thick bamboo (835) has turning block (836).

5. Prefabricated staircase convenient to assemble according to claim 4, characterized in that: the first clamping plate (831) and the second clamping plate (832) are positioned on one side of the L-shaped plate (84) in an arc shape.

6. The prefabricated staircase convenient to assemble of claim 1, wherein: the embedded part (6) is made of steel bars.

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