CN217106266U

CN217106266U - Stair face limit protective structure

Info

Publication number: CN217106266U
Application number: CN202123441500.3U
Authority: CN
Inventors: 肖煜郴; 都兴福; 吴镇彬; 刘焜
Original assignee: Zhuhai Huafa Habitat Life Research Institute Co Ltd
Current assignee: Zhuhai Huafa Habitat Life Research Institute Co Ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-08-02
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses a stair face limit protective structure relates to the construction protector field, including the stair board, the upper surface both sides edge of stair board all is provided with a plurality of mounting panels that are equidistant distribution, the top middle part fixedly connected with sleeve of mounting panel. The utility model discloses a be fixed with the bumping post at the recess tank bottom, during the installation protective tube, peg graft the protective tube inside the sleeve, the bottom of protective tube promotes the annular slab and moves down, cardboard joint fixed with recess tank bottom both sides until the annular slab, the annular slab moves down the time drive connecting rod and the movable block move down simultaneously, cause two connecting blocks to keep away from each other, and then make the fixed gag lever post in connecting block one side run through logical groove and peg graft with the gag lever post, thereby fix the protective tube inside sleeve and recess, the staff of being convenient for is to the installation and the dismantlement of this device, construction efficiency has been improved when guaranteeing construction safety, and this device reuse, avoid causing the waste of resource.

Description

Stair face limit protective structure

Technical Field

The utility model relates to a construction protector field, in particular to stair face limit protective structure.

Background

The temporary setting protection is adopted in most of the existing temporary edge protection structures, stair handrails are required to be reinstalled after being dismantled in the later period, material waste is easily caused, meanwhile, installation is difficult, and construction progress is seriously influenced, so that the problem is necessarily solved by the stair edge protection structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stair face limit protective structure to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a stair limb protection structure comprises a stair board, wherein a plurality of mounting plates which are distributed at equal intervals are arranged at the edges of two sides of the upper surface of the stair board, a sleeve is fixedly connected to the middle of the top end of each mounting plate, a protection pipe is arranged above the sleeve, the bottom ends of the protection pipes are inserted into the sleeves, the adjacent protection pipes are connected with each other through a connecting sleeve, a groove is formed in the middle of the upper surface of each mounting plate, the bottom end of each protection pipe penetrates through the sleeve and extends into the groove, a limiting column is fixedly connected to the middle of the bottom of the groove, a hollow cavity is formed in the limiting column, a movable block is arranged in the hollow cavity, the cross section of each movable block is trapezoidal, connecting blocks are arranged on two sides of each movable block, the cross section of each connecting block is right-angled trapezoidal, and the inclined planes of the connecting blocks are attached to the inclined planes of the movable blocks, the utility model discloses a safety protection pipe, including connecting block, movable block, cavity, spacing rod, connecting block, one side middle part fixedly connected with gag lever post that the movable block was kept away from to the connecting block, the logical groove with gag lever post looks adaptation is all seted up to the both sides inner wall of cavity, the spacing groove with gag lever post looks adaptation is all seted up to the bottom inner wall both sides of protective tube, the one end that the connecting block was kept away from to the gag lever post runs through logical groove and extends to the spacing inslot portion.

Preferably, two equal fixedly connected with forked tail slider in the inclined plane middle part of connecting block, the forked tail spout with forked tail slider looks adaptation is all seted up on the both sides surface of movable block, the forked tail slider is located inside the forked tail spout.

Preferably, the top inner wall fixedly connected with telescopic tube of cavity, telescopic tube's bottom and the upper surface middle part fixed connection of movable block, telescopic tube's outside cover is equipped with the spring.

Preferably, the bottom fixedly connected with connecting rod of movable block, the outside cover of spacing post is equipped with the annular slab, the cross section of annular slab sets up to trapezoidal, the spout with connecting rod looks adaptation is all seted up to the bottom inner wall both sides of cavity, the both ends of connecting rod run through two spouts respectively and with the inner wall fixed connection of annular slab.

Preferably, clamping plates are fixedly connected to two sides of the bottom of the groove, and a pull rod is fixedly connected to the top end of one side of one of the clamping plates.

Preferably, a pull rod groove matched with the pull rod is formed in the groove wall on one side of the groove, one end of the pull rod penetrates through the pull rod groove and extends to the outer side of the mounting plate, and a convex plate is fixedly connected to the end portion, far away from the clamping plate, of the pull rod.

Preferably, one side of the convex plate far away from the pull rod is fixedly connected with a pull ring, and four positioning grooves distributed in an annular array are formed in the upper surface of the mounting plate.

The utility model discloses a technological effect and advantage:

the utility model discloses a be fixed with the bumping post at the recess tank bottom, during the installation protective tube, peg graft the protective tube inside the sleeve, the bottom of protective tube promotes the annular slab and moves down, cardboard joint fixed with recess tank bottom both sides until the annular slab, the annular slab moves down the time drive connecting rod and the movable block move down simultaneously, cause two connecting blocks to keep away from each other, and then make the fixed gag lever post in connecting block one side run through logical groove and peg graft with the gag lever post, thereby fix the protective tube inside sleeve and recess, the staff of being convenient for is to the installation and the dismantlement of this device, construction efficiency has been improved when guaranteeing construction safety, and this device reuse, avoid causing the waste of resource.

Drawings

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

Fig. 2 is the side-cut schematic view of the mounting plate structure of the present invention.

Fig. 3 is an enlarged schematic view of a structure in fig. 2 according to the present invention.

Fig. 4 is a schematic perspective view of the mounting plate structure of the present invention.

In the figure: 1. a stair tread; 2. mounting a plate; 3. a sleeve; 4. a protective tube; 5. a groove; 6. a limiting column; 61. a hollow cavity; 7. a movable block; 8. connecting blocks; 9. a limiting rod; 10. a through groove; 11. a limiting groove; 12. a dovetail slide block; 13. a dovetail chute; 14. a telescopic sleeve; 15. a connecting rod; 16. an annular plate; 17. a chute; 18. clamping a plate; 19. a pull rod; 20. a pull rod groove; 21. a convex plate; 22. a pull ring; 23. and (6) positioning a groove.

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.

The utility model provides a stair edge-facing protective structure as shown in figures 1-4, which comprises a stair tread 1, wherein a plurality of mounting plates 2 are arranged at the edges of the two sides of the upper surface of the stair tread 1 at equal intervals, a sleeve 3 is fixedly connected with the middle part of the top end of the mounting plates 2, a protective tube 4 is arranged above the sleeve 3, the bottom end of the protective tube 4 is inserted inside the sleeve 3, the adjacent protective tubes 4 are connected with each other through a connecting sleeve, a guardrail is formed by matching the protective tubes 4 through a plurality of connecting sleeves and connecting tubes, the safety of constructors in walking or construction of stairs is ensured, a groove 5 is arranged at the middle part of the upper surface of the mounting plate 2, the bottom end of the protective tube 4 penetrates through the sleeve 3 and extends into the groove 5, a limit column 6 is fixedly connected with the middle part of the groove 5, when the protective tube 4 is installed, the bottom end of the protective tube 4 is inserted inside the sleeve 3 and the groove 5, the top of spacing post 6 is pegged graft in the inside of protecting tube 4, and four constant head tanks 23 that are the annular array and distribute are seted up to the upper surface of mounting panel 2, fix this device on stair board 1 through four constant head tanks 23 and fixed pin, guarantee mounting panel 2's stability.

Specifically, a hollow cavity 61 is formed inside the limiting column 6, a movable block 7 is arranged inside the hollow cavity 61, the movable block 7 can vertically move inside the hollow cavity 61, the cross section of the movable block 7 is trapezoidal, connecting blocks 8 are arranged on two sides of the movable block 7, the cross section of each connecting block 8 is right trapezoid, the inclined surface of each connecting block 8 is attached to the inclined surface of the corresponding movable block 7, when the movable block 7 vertically moves inside the hollow cavity 61, the two connecting blocks 8 are driven to horizontally move on two sides of the movable block 8, a limiting rod 9 is fixedly connected to the middle of one side, away from the movable block 7, of each connecting block 8, through grooves 10 matched with the limiting rods 9 are formed in the inner walls of two sides of the hollow cavity 61, limiting grooves 11 matched with the limiting rods 9 are formed in two sides of the inner wall of the bottom end of the protective tube 4, and one end, away from the connecting blocks 8, of each limiting rod 9 penetrates through the through grooves 10 and extends into the limiting grooves 11, the connecting blocks 8 can drive the limiting rods 9 to move in the through grooves 10 when moving, when the limiting rods 9 are inserted into the limiting grooves 11, the protecting pipes 4 are limited in the sleeves 3 and the grooves 5, so as to ensure the stability of the protecting pipes 4, dovetail slide blocks 12 are fixedly connected in the middles of the inclined surfaces of the two connecting blocks 8, dovetail slide grooves 13 matched with the dovetail slide blocks 12 are formed in the surfaces of the two sides of the movable block 7, the dovetail slide blocks 12 are positioned in the dovetail slide grooves 13, the dovetail slide blocks 12 can move in the dovetail slide grooves 13 to limit the movement of the connecting blocks 8, so as to ensure that the inclined surfaces of the connecting blocks 8 are always attached to the inclined surfaces of the movable blocks 7, telescopic sleeves 14 are fixedly connected to the inner walls of the top ends of the hollow cavities 61, the telescopic sleeves 14 play a guiding role in moving the movable blocks 7, and the bottom ends of the telescopic sleeves 14 are fixedly connected with the middles of the upper surfaces of the movable blocks 7, the outside of the telescopic tube 14 is sleeved with a spring, and the movable block 7 is reset by the reaction force of the spring.

Secondly, the bottom end of the movable block 7 is fixedly connected with a connecting rod 15, the outer side of the limiting column 6 is sleeved with an annular plate 16, the cross section of the annular plate 16 is trapezoidal, the two sides of the inner wall of the bottom end of the hollow cavity 61 are both provided with sliding grooves 17 matched with the connecting rod 15, the two ends of the connecting rod 15 respectively penetrate through the two sliding grooves 17 and are fixedly connected with the inner wall of the annular plate 16, when the protective tube 4 is inserted into the groove 5, the annular plate 16 can be pushed to move downwards, the movable block 7 is driven to vertically move in the hollow cavity 61 through the annular plate 16 and the connecting rod 15, the two sides of the groove bottom of the groove 5 are both fixedly connected with clamping plates 18, the clamping plates 18 are made of elastic materials, certain elastic deformation capacity is achieved, the annular plate 16 moving to the lower part of the clamping plate 18 is clamped through the clamping plates 18, the resetting of the annular plate 16 is prevented, so that the two limiting rods 9 are always inserted in the limiting grooves 11, and the stability of the protective tube 4 is guaranteed, one side top fixedly connected with pull rod 19 of one of them cardboard 18, the pull rod groove 20 with 19 looks adaptations is seted up to one side cell wall of recess 5, pull rod 19's one end runs through pull rod groove 20 and extends to the 2 outsides of mounting panel, it removes to drive one of them cardboard 18 through pulling pull rod 19, thereby remove the joint between cardboard 18 and the annular slab 16, and then remove gag lever post 9 spacing to protecting tube 4, the one end tip fixedly connected with flange 21 of cardboard 18 is kept away from to pull rod 19, one side fixedly connected with pull ring 22 of pull rod 19 is kept away from to flange 21, make things convenient for constructor pulling flange 21 and pull rod 19, thereby be convenient for the staff to the dismantlement of this device, the practicality of this device has been improved.

The utility model discloses the theory of operation:

when the device is used, firstly, a plurality of mounting plates 2 are respectively fixed on two sides of a stair board by a worker according to the mounting size of actual needs, then the protective tube 4 is inserted into the sleeve 3, when the protective tube 4 is inserted, the bottom end of the protective tube 4 can push the annular plate 16 to move downwards until the annular plate 16 is clamped with the clamping plates 18 fixed on two sides of the bottom of the groove 5, meanwhile, when the annular plate 16 moves downwards, the connecting rod 15 and the movable block 7 are driven to vertically move in the hollow cavity 61, so that the two connecting blocks 8 horizontally move on two sides of the movable block 7 and are away from each other, and further, the limiting rod 9 fixed on one side of the connecting block 8 penetrates through the through groove 10 and is inserted with the limiting rod 9, thereby the protective tube 4 is fixed inside the sleeve 3 and the groove 5, then the protective tubes 4 are connected with the connecting tubes through the connecting sleeves, thereby forming a guardrail, and being convenient for the worker to mount the device, the construction efficiency is improved;

this device is when needs are dismantled, the staff only needs pulling pull ring 22, it removes to drive cardboard 18 through pull ring 22, it is spacing between annular slab 16 and the cardboard 18 to remove, movable block 7 resets under the reaction force of the 14 outside springs of telescopic tube simultaneously, it is close to each other to drive two connecting blocks 8, thereby make gag lever post 9 and spacing groove 11 separation, it is spacing to protective tube 4 to remove, can make the staff light take out protective tube 4, then with mounting panel 2 from stair board 1 dismantle can, make this device reuse, avoid causing the waste of resource.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a stair face limit protective structure, includes stair tread (1), its characterized in that: the stair tread is characterized in that a plurality of mounting plates (2) which are distributed at equal intervals are arranged at the edges of two sides of the upper surface of the stair tread (1), a sleeve (3) is fixedly connected to the middle of the top end of each mounting plate (2), a protective pipe (4) is arranged above each sleeve (3), the bottom ends of the protective pipes (4) are inserted into the sleeves (3), the adjacent protective pipes (4) are connected with each other through connecting sleeves, a groove (5) is formed in the middle of the upper surface of each mounting plate (2), the bottom ends of the protective pipes (4) penetrate through the sleeves (3) and extend into the groove (5), a limiting column (6) is fixedly connected to the middle of the bottom of the groove (5), a hollow cavity (61) is formed in the limiting column (6), a movable block (7) is arranged in the hollow cavity (61), and the cross section of the movable block (7) is trapezoidal, the both sides of movable block (7) all are provided with connecting block (8), the cross section of connecting block (8) sets up to right trapezoid, the inclined plane of connecting block (8) and the inclined plane laminating of movable block (7), one side middle part fixedly connected with gag lever post (9) of movable block (7) are kept away from in connecting block (8), the both sides inner wall of cavity (61) all set up with logical groove (10) of gag lever post (9) looks adaptation, spacing groove (11) with gag lever post (9) looks adaptation are all seted up to the bottom inner wall both sides of protecting tube (4), the one end that connecting block (8) were kept away from in gag lever post (9) runs through logical groove (10) and extends to inside spacing groove (11).

2. A stair limb protective structure according to claim 1, wherein: two equal fixedly connected with forked tail slider (12) in the inclined plane middle part of connecting block (8), forked tail spout (13) with forked tail slider (12) looks adaptation are all seted up on the both sides surface of movable block (7), forked tail slider (12) are located inside forked tail spout (13).

3. A stair limb protective structure according to claim 2, wherein: the utility model discloses a cavity, including cavity (61), the top inner wall fixedly connected with telescopic tube (14) of cavity (61), the bottom of telescopic tube (14) and the upper surface middle part fixed connection of movable block (7), the outside cover of telescopic tube (14) is equipped with the spring.

4. A stair limb protective structure according to claim 3, wherein: the bottom fixedly connected with connecting rod (15) of movable block (7), the outside cover of spacing post (6) is equipped with annular slab (16), the cross section of annular slab (16) sets up to trapezoidal, spout (17) with connecting rod (15) looks adaptation are all seted up to the bottom inner wall both sides of cavity (61), the both ends of connecting rod (15) run through two spout (17) respectively and with the inner wall fixed connection of annular slab (16).

5. A stair limb protection arrangement according to claim 4, wherein: clamping plates (18) are fixedly connected to two sides of the bottom of the groove (5), and a pull rod (19) is fixedly connected to the top end of one side of one of the clamping plates (18).

6. A stair limb protective structure according to claim 5, wherein: draw bar groove (20) with pull rod (19) looks adaptation is seted up to one side cell wall of recess (5), the one end of pull rod (19) runs through draw bar groove (20) and extends to the mounting panel (2) outside, the one end tip fixedly connected with flange (21) of cardboard (18) are kept away from in pull rod (19).

7. A stair limb protective structure according to claim 6, wherein: one side fixedly connected with pull ring (22) that tie rod (19) were kept away from in flange (21), four constant head tanks (23) that are the annular array and distribute are seted up to the upper surface of mounting panel (2).