CN213897857U

CN213897857U - Easy-to-disassemble portable steel grating stair

Info

Publication number: CN213897857U
Application number: CN202022338078.8U
Authority: CN
Inventors: 姜峰
Original assignee: Changzhou Fiter Steel Grating Co ltd
Current assignee: Changzhou Fiter Steel Grating Co ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-08-06
Anticipated expiration: 2030-10-20

Abstract

The utility model discloses a portable steel grating stair of quick detachable, including the stair frame, the fixed surface of stair frame installs the stand, the one end fixedly connected with guardrail of stand, the slot has been seted up on the surface of stair frame, the fixed surface of stair frame installs accepts the board, the inner wall of accepting the board is pegged graft and is had the steel grating frame, the inner wall sliding connection of steel grating frame has the inserted block, the top fixed mounting of steel grating frame has the skid resistant course, the surface of skid resistant course is equipped with the wearing layer, the surface of wearing layer is equipped with the antislip strip. Through being provided with skid resistant course and antislip strip, the skid resistant course adopts warp groove and weft groove to interweave and forms the rubber pad, and the cooperation antislip strip plays the skid-proof purpose of stair, does benefit to walking safety, and through being provided with the wearing layer, the wearing layer adopts polyurethane film wear-resistant coating to make, is convenient for protect the permanent use of skid resistant course.

Description

Easy-to-disassemble portable steel grating stair

Technical Field

The utility model belongs to the technical field of the steel grating, specifically be quick detachable portable steel grating stair.

Background

The steel grating is an open steel member which is orthogonally combined by bearing flat steel and cross bars according to a certain distance and is fixed by welding or pressing lock.

At present, current domestic steel grating stair adopts the bolt fastening steel grating usually, and it is troublesome to dismantle the installation, and for its pleasing to the eye, often lays the slipmat on the surface of steel grating stair, leads to long-time the use back, and the antiskid effect variation on surface, so to the above-mentioned problem, provides an antiskid effectual and quick detachable portable steel grating stair.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quick detachable portable steel grating stair to it is troublesome to solve current steel grating dismantlement, and the poor problem of antiskid effect after long-time the use.

In order to achieve the above object, the utility model provides a following technical scheme: a portable steel grating stair easy to disassemble comprises a stair frame, wherein the surface of the stair frame is fixedly provided with a stand column, one end of the stand column is fixedly connected with a guardrail, the surface of the stair frame is provided with an inserting groove, the insertion slots are arranged, so that the insertion of the insertion blocks is convenient, the steel grating frame is favorably fixed on the surface of the stair frame, the surface of the stair frame is fixedly provided with a bearing plate, the bearing plate is U-shaped and is provided with a bearing plate, the purpose of bearing the steel grating frame is achieved while the steel grating frame is disassembled, and the pressure borne by the steel grating frame is favorably shared, the inner wall of the bearing plate is inserted with a steel grating frame, the inner wall of the steel grating frame is connected with an insertion block in a sliding way, the shape of the insertion block is cuboid, the top fixed mounting of steel grating frame has the skid resistant course, the surface of skid resistant course is equipped with the wearing layer, the surface of wearing layer is equipped with the antislip strip.

Preferably, the inner wall fixed mounting of steel grating frame has first bearing frame, the inner wall fixedly connected with bull stick of first bearing frame plays and accepts bull stick pivoted purpose through being provided with first bearing frame.

Preferably, one end fixedly connected with first gear of bull stick, the other end fixedly connected with handle of bull stick is through being provided with the handle, is convenient for rotate the bull stick.

Preferably, the inner wall of the steel grating frame is fixedly provided with a second bearing seat, the inner wall of the second bearing seat is fixedly connected with a screw rod, and the purpose of bearing the rotation of the screw rod is achieved by arranging the second bearing seat.

Preferably, one end of the screw rod is fixedly connected with a second gear, the surface of the second gear is meshed with the surface of the first gear, and the purpose of transmitting force is achieved by arranging the first gear and the second gear.

Preferably, the surface of the insertion block is provided with a threaded hole, the surface of the screw rod rotates on the inner wall of the threaded hole, and the insertion blocks on the two sides are driven to move oppositely through the screw rod and the threaded hole.

Preferably, the non-slip layer adopts warp groove and weft groove to interweave and forms the rubber pad, through being provided with the skid resistant course, plays the skid-proof purpose of stair, the wearing layer adopts polyurethane film wear-resistant coating to make, through being provided with the wearing layer, is convenient for protect the permanent use of skid resistant course.

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

1. by arranging the inserting blocks, the inserting slots and the bearing plates, the purpose of conveniently mounting and dismounting the steel grating frame is achieved, the steel grating stair is favorably maintained, and meanwhile, the steel grating frame is conveniently mounted on the stair frames with different widths;

2. through being provided with skid resistant course and antislip strip, the skid resistant course adopts warp groove and weft groove to interweave and forms the rubber pad, and the cooperation antislip strip plays the skid-proof purpose of stair, does benefit to walking safety, and through being provided with the wearing layer, the wearing layer adopts polyurethane film wear-resistant coating to make, is convenient for protect the permanent use of skid resistant course.

Drawings

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

FIG. 2 is a schematic view of a slot of the present invention;

FIG. 3 is a cross-sectional view of the steel grating frame of the present invention;

fig. 4 is a schematic view of the steel grating frame of the present invention;

FIG. 5 is a schematic view of the receiving plate of the present invention;

fig. 6 is a schematic view of the anti-slip layer of the present invention.

In the figure: 1. a stair frame; 2. a bearing plate; 3. a steel grid frame; 4. a guardrail; 5. a column; 6. a slot; 7. a rotating rod; 8. a handle; 9. a first bearing housing; 10. a second bearing housing; 11. a threaded hole; 12. a wear layer; 13. a screw rod; 14. anti-slip strips; 15. a second gear; 16. an anti-slip layer; 17. inserting a block; 18. a first gear.

Detailed Description

Referring to fig. 1, 2, 3, 4, 5 and 6, the easily detachable portable steel grating stair comprises a stair frame 1, wherein a vertical column 5 is fixedly installed on the surface of the stair frame 1, a guardrail 4 is fixedly connected to one end of the vertical column 5, a slot 6 is formed in the surface of the stair frame 1, the slot 6 is arranged to facilitate the insertion of an insertion block 17, so that the steel grating frame 3 is favorably fixed to the surface of the stair frame 1, a receiving plate 2 is fixedly installed on the surface of the stair frame 1, the receiving plate 2 is in a U-shaped shape, the receiving plate 2 is arranged to achieve the purpose of receiving the steel grating frame 3 while the steel grating frame 3 is detached, the pressure borne by the steel grating frame 3 is favorably shared, the steel grating frame 3 is inserted into the inner wall of the receiving plate 2, the insertion block 17 is slidably connected to the inner wall of the steel grating frame 3, the insertion block 17 is in a cuboid shape, an anti-slip layer 16 is fixedly installed at the top end of the steel grating frame 3, the surface of the anti-skid layer 16 is provided with a wear-resistant layer 12, and the surface of the wear-resistant layer 12 is provided with anti-skid strips 14.

Referring to fig. 3, a first bearing seat 9 is fixedly installed on an inner wall of the steel grating frame 3, a rotating rod 7 is fixedly connected to the inner wall of the first bearing seat 9, and the purpose of receiving the rotation of the rotating rod 7 is achieved by the arrangement of the first bearing seat 9.

Referring to fig. 1 and 3, one end of the rotating rod 7 is fixedly connected with a first gear 18, and the other end of the rotating rod 7 is fixedly connected with a handle 8, so that the rotating rod 7 can be conveniently rotated by arranging the handle 8.

Referring to fig. 3, a second bearing seat 10 is fixedly installed on the inner wall of the steel grating frame 3, a lead screw 13 is fixedly connected to the inner wall of the second bearing seat 10, and the purpose of receiving the rotation of the lead screw 13 is achieved by arranging the second bearing seat 10.

Referring to fig. 3, one end of the screw 13 is fixedly connected with a second gear 15, a surface of the second gear 15 is engaged with a surface of the first gear 18, and the first gear 18 and the second gear 15 are arranged to transmit force.

Referring to fig. 3, a threaded hole 11 is formed in the surface of the insert block 17, the surface of the screw rod 13 rotates on the inner wall of the threaded hole 11, and the screw rod 13 and the threaded hole 11 are arranged to facilitate driving the insert blocks 17 on the two sides to move in opposite directions.

Referring to fig. 1, 3 and 6, the anti-slip layer 16 is a rubber pad formed by interweaving warp grooves and weft grooves, and serves the purpose of anti-slip of the staircase by being provided with the anti-slip layer 16, the wear-resistant layer 12 is made of a polyurethane film wear-resistant coating, and the wear-resistant layer 12 is arranged to protect the anti-slip layer 16 for long-term use.

The working principle of the scheme is as follows: when the steel grating stair is in use and the steel grating frame 3 needs to be disassembled, the handle 8 at the bottom end of the steel grating frame 3 is rotated, the handle 8 drives the rotating rod 7 to rotate, the rotating rod 7 drives the first gear 18 to rotate, the surface of the first gear 18 is meshed with the surface of the second gear 15 to drive the second gear 15 to rotate, the second gear 15 drives the screw rod 13 to move, the screw rod 13 drives the insert block 17 to slide along the inner wall of the steel grating frame 3 until one end of the insert block 17 leaves the slot 6 on the surface of the stair frame 1, the purpose of separating the steel grating frame 3 can be completed, through the arrangement, the purpose of conveniently disassembling and assembling the steel grating frame 3 is achieved, meanwhile, the steel grating frame 3 is conveniently assembled on the stair frames 1 with different widths, through the arrangement of the anti-skid layer 16 and the anti-skid strips 14, the anti-skid layer 16 is formed by interweaving the thread grooves and the weft grooves, and is matched with the anti-skid strips 14, play the skid-proof purpose of stair, do benefit to walking safety, through being provided with wearing layer 12, wearing layer 12 adopts polyurethane film wear-resistant coating to make, is convenient for protect the permanent use of skid resistant course 16.

Claims

1. Quick detachable portable steel grating stair includes stair frame (1), its characterized in that: fixed surface of stair frame (1) installs stand (5), the one end fixedly connected with guardrail (4) of stand (5), slot (6) have been seted up on the surface of stair frame (1), the fixed surface of stair frame (1) is installed and is accepted board (2), the inner wall of accepting board (2) is pegged graft and is had steel grating frame (3), the inner wall sliding connection of steel grating frame (3) has inserted block (17), the top fixed mounting of steel grating frame (3) has skid resistant course (16), the surface of skid resistant course (16) is equipped with wearing layer (12), the surface of wearing layer (12) is equipped with antislip strip (14).

2. The readily detachable portable steel grating stair of claim 1, wherein: the inner wall fixed mounting of steel grating frame (3) has first bearing frame (9), the inner wall fixedly connected with bull stick (7) of first bearing frame (9).

3. The readily detachable portable steel grating stair of claim 2, wherein: one end of the rotating rod (7) is fixedly connected with a first gear (18), and the other end of the rotating rod (7) is fixedly connected with a handle (8).

4. The readily detachable portable steel grating stair of claim 1, wherein: the inner wall fixed mounting of steel grating frame (3) has second bearing frame (10), the inner wall fixedly connected with lead screw (13) of second bearing frame (10).

5. The readily detachable portable steel grating stair of claim 4, wherein: one end of the screw rod (13) is fixedly connected with a second gear (15), and the surface of the second gear (15) is meshed with the surface of the first gear (18).

6. The readily detachable portable steel grating stair of claim 4, wherein: the surface of the insert block (17) is provided with a threaded hole (11), and the surface of the screw rod (13) rotates on the inner wall of the threaded hole (11).

7. The readily detachable portable steel grating stair of claim 1, wherein: the anti-skid layer (16) is a rubber pad formed by interweaving warp grooves and weft grooves, and the wear-resistant layer (12) is made of a polyurethane film wear-resistant coating.