CN219973870U - Can dismantle steel of turnover and mark time - Google Patents

Abstract

The utility model relates to the field of building construction tools and discloses a steel step capable of being disassembled and circulated, which comprises a square through fixing piece, wherein a pattern steel plate is arranged on the upper surface of the square through fixing piece, round through supporting pieces are respectively arranged on two opposite sides of the square through fixing piece, connecting components are arranged at the ends of the two round through supporting pieces, which are far away from the pattern steel plate, and the square through fixing piece is connected with an outer frame vertical rod of a step stair through the two connecting components; the connecting assembly comprises a first connecting piece and a second connecting piece, wherein the two opposite ends of the first connecting piece are a first end and a second end respectively, the two opposite ends of the second connecting piece are a third end and a fourth end respectively, the first end of the first connecting piece is connected with an outer frame vertical rod of a stair, the fourth end of the second connecting piece is connected with a round through supporting piece, the second end of the first connecting piece is inserted from the third end of the second connecting piece, and the buckling piece arranged at the first end of the first connecting piece is buckled with the third end of the second connecting piece. This scheme simple structure, the installation of being convenient for with dismantle, can have enough to meet the need repeatedly and use.

Description

Can dismantle steel of turnover and mark time

Technical Field

The utility model relates to the field of building construction tools, in particular to a detachable turnover steel pedal.

Background

The tread board is widely applied to industries such as building materials, power stations, boilers, shipbuilding, petrochemical industry, environmental protection equipment, general industrial plants, municipal construction and the like due to the characteristics of light weight, high strength, large bearing capacity, material saving, economy, ventilation, light transmission, modern genre, attractive appearance, easiness in cleaning, simplicity and convenience in installation, durability and the like. The device is mainly used for industrial platforms, stair steps, passage floors, railway bridge side roads, high-altitude tower platforms, drain covers and the like.

In the construction process of the outer frame of the site, a large number of stepping stairs are needed, the stepping plates of the existing stepping stairs are replaced by common steel grating plates, the outer frame of the stepping stairs is made of steel pipes, battens, templates and other materials, and the outer frame of the stepping stairs is fixedly assembled with the stepping plates through bolts and other connecting pieces, and also is formed by direct welding, so that the stepping plates are inconvenient to detach and turn over when being used again and are difficult to detach. Therefore, it is desirable to provide a detachable turnover steel step which is simple in structure, convenient to install and detach, and capable of being repeatedly used.

Disclosure of Invention

In order to solve the defects in the prior art, the utility model provides a novel detachable turnover steel pedal to solve the problems that the existing pedal is inconvenient to detach, difficult to detach and wastes materials.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a can dismantle steel of turnover and mark time for make steel mark time can dismantle the connection, includes square through mounting, the upper surface of square through mounting is provided with the decorative pattern steel sheet, the thickness of decorative pattern steel sheet is not less than 3 millimeters, the size of decorative pattern steel sheet is not less than 800 x 250 millimeters, square through mounting relative both sides respectively establish a circular through support piece, two circular through support piece keep away from the tip of decorative pattern steel sheet sets up coupling assembling, through two coupling assembling so that square through mounting is connected with the outer frame riser of stair of marking time;

the connecting assembly comprises a first connecting piece and a second connecting piece, wherein the two opposite ends of the first connecting piece are respectively a first end and a second end, the two opposite ends of the second connecting piece are respectively a third end and a fourth end, the first end of the first connecting piece is connected with an outer frame vertical rod of a stepping stair, the fourth end of the second connecting piece is connected with the round supporting piece, the second end of the first connecting piece is inserted from the third end of the second connecting piece, and the buckling piece arranged at the first end of the first connecting piece is buckled with the third end of the second connecting piece.

Further, the square tube fixing piece is a square tube, and the width and the height of the square tube are not smaller than 50 mm by 50 mm.

Further, the round through supporting piece is a round through steel pipe, the diameter of the round through steel pipe is not smaller than 40 mm, the length of the round through steel pipe is not smaller than 150 mm, and the round through steel pipe is welded with the end part of the square through fixing piece.

Further, the pattern steel plate is provided with a plurality of connecting holes corresponding to the side edges of the square fixing piece, and the pattern steel plate extends upwards on the top surfaces of the connecting holes to form connecting protrusions.

Further, the first end of the first connecting piece is provided with at least one group of buckling pieces along the periphery thereof, and one group of buckling pieces consists of two oppositely arranged buckling connecting rods.

Further, one end of the buckling connection rod is rotatably connected with the first end of the first connecting piece, the other end of the buckling connection rod is provided with a buckling part, the third end of the second connecting piece is provided with a buckling block corresponding to the buckling part of the buckling connection rod, and the buckling block is buckled through the buckling part, so that the first connecting piece and the second connecting piece are buckled.

Further, the second end of the first connecting piece is provided with a positioning groove extending towards the direction of the first end and penetrating through the second connecting piece, a positioning column matched with the positioning groove is arranged inside the second connecting piece, and the positioning column is sleeved with the positioning groove so as to limit the first connecting piece and the second connecting piece to rotate relatively.

Further, a third connecting piece is sleeved on the second connecting piece, a pressing block is arranged on the inner side, close to one end of the first connecting piece, of the third connecting piece and corresponds to the position of the buckling part, and the third connecting piece slides along the direction of the second connecting piece to enable the pressing block to be pressed with the outer side of the buckling part of the buckling rod.

Further, the inner side of one end of the connecting piece III, which is far away from the connecting piece I, is provided with at least one pressing block, the outer side of the connecting piece II is provided with a mounting block corresponding to the position of the pressing block, the mounting block is concavely provided with a mounting position, and the mounting position is provided with an elastic steel ball which is clamped into the pressing block through the elastic steel ball, so that the connecting piece II is locked with the connecting piece III.

Further, one end of the pressing block, which is close to the first connecting piece, is a pressing part, one end of the pressing block, which is far away from the first connecting piece, is a locking part, and a pressing inclined surface, which gradually increases from the pressing part to the height of the locking part, is arranged between the pressing part and the locking part.

Compared with the prior art, the steel tread panel has the beneficial effects that by adopting the scheme, the steel tread panel is simple in structure, and the periphery of the bottom of the pattern steel plate is reinforced by the square fixing piece; the round through supporting piece is connected with one end of the connecting piece II of the connecting assembly, the connecting piece I is fixed on the outer frame upright post of the stair, the connecting piece I is aligned with the connecting piece II and inserted into the connecting piece II, and then the buckling piece is fastened with the other end of the connecting piece II, so that the steel stair can be conveniently installed and disassembled, the repeated turnover use is realized, the stair climbing device has the characteristics of low price and difficult damage, the material consumption and cost of construction are reduced, and good market application value is realized.

Drawings

FIG. 1 is one of the schematic structural views of a steel step according to one embodiment of the present utility model;

FIG. 2 is a second schematic view of the steel step of the embodiment of FIG. 1 according to the present utility model;

FIG. 3 is a third schematic view of the steel step of the embodiment of FIG. 1 according to the present utility model;

FIG. 4 is a schematic view of the connection assembly of the embodiment of FIG. 1 according to the present utility model;

FIG. 5 is a cross-sectional view of the connection assembly of the FIG. 1 embodiment of the present utility model;

in the figure, 1, a patterned steel plate; 2. round through support; 3. square through fixing piece; 4. a connection assembly; 5. a first connecting piece; 51. a fastening piece; 52. a first end; 53. buckling a connecting rod; 54. a fastening part; 55. a positioning groove; 6. a second connecting piece; 61. a third end; 62. a buckling block; 63. a mounting block; 64. elastic steel balls; 65. positioning columns; 7. a third connecting piece; 71. briquetting; 72. the pressing block.

Detailed Description

In order to facilitate understanding of the utility model by those skilled in the art, a specific embodiment of the utility model is described below with reference to the accompanying drawings. Preferred embodiments of the present utility model are shown in the drawings. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "mounted," "secured," "upper," "lower," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

As shown in fig. 1 and 3, the detachable turnover steel tread for detachable connection comprises a square through fixing piece 3, wherein a patterned steel plate 1 is arranged on the upper surface of the square through fixing piece 3, the thickness of the patterned steel plate 1 is not less than 3 mm, the size of the patterned steel plate 1 is not less than 800 mm by 250 mm, round through supporting pieces 2 are respectively arranged on two opposite sides of the square through fixing piece 3, a connecting component 4 is arranged at the end part, away from the patterned steel plate 1, of the two round through supporting pieces 2, and the square through fixing piece 3 is connected with an outer frame upright rod of a tread stair through the two connecting components 4;

the connecting assembly 4 comprises a first connecting piece 5 and a second connecting piece 6, the two opposite ends of the first connecting piece 5 are respectively a first end 52 and a second end, the two opposite ends of the second connecting piece 6 are respectively a third end 61 and a fourth end, the first end 52 of the first connecting piece 5 is connected with an outer frame vertical rod of a stepping stair, the fourth end of the second connecting piece 6 is connected with the round supporting piece 2, the second end of the first connecting piece 5 is inserted from the third end 61 of the second connecting piece 6, and the buckling piece 51 arranged at the first end 52 of the first connecting piece 5 is buckled with the third end 61 of the second connecting piece 6.

The steel steps of the scheme are detachably connected, so that the steel steps are detachably connected, a pattern steel plate 1 with the diameter of 800 mm is adopted as a steel step panel, and the periphery side of the bottom of the pattern steel plate 1 is reinforced by the square fixing piece 3; the round through supporting piece 2 is connected with one end of a connecting piece II 6 of the connecting assembly 4, the connecting piece I5 is fixed on an outer frame upright post of a stepping stair, the connecting piece I5 is aligned with the connecting piece II 6 and inserted into the connecting piece II 6, then the buckling piece 51 is fastened with a third end 61 of the connecting piece II 6, so that the steel stepping can be conveniently installed and dismounted, repeated turnover use is realized, the detachable turnover steel stepping of the scheme has the characteristics of low cost and difficult damage, the finished steel stepping consists of three parts of a pattern steel plate 1, a square through part and a round through part, the actual condition design size of an outer frame of a project is realized, and all the parts are welded and fixed in a factory in advance and enter into a field after being painted with antirust paint.

Specifically, the left and right ends of the first connecting piece 5 are a first end 52 and a second end, the left and right ends of the second connecting piece 6 are a third end 61 and a fourth end, the right end of the first connecting piece 5 is inserted from the left end of the second connecting piece 6, so that the second connecting piece 6 is sleeved on the first connecting piece 5, and then the fastening piece 51 arranged at the left end of the first connecting piece 5 is fastened with the left end of the second connecting piece 6.

In this embodiment, as shown in fig. 2, the square-tube fixing member 3 is a square-tube steel tube, and the width and height of the square-tube steel tube are not less than 50×50 mm.

Specifically, the pattern steel plate 1 is arranged on the upper surface of the square steel pipe along the length direction of the square steel pipe, the pattern steel plate 1 and the square steel pipe are of a non-cover box structure, and the circumference side of the bottom of the pattern steel plate 1 is reinforced through the square steel pipe.

In this embodiment, as shown in fig. 2, the circular support 2 is a circular steel tube, the diameter of the circular steel tube is not less than 40 mm, the length of the circular steel tube is not less than 150 mm, and the circular steel tube is welded with the end of the square fixing member 3.

Specifically, the round through supporting piece 2 is a round through steel pipe with the diameter of 40 mm and the length of 150 mm, and the two round through steel pipes are welded at the middle parts of the left end and the right end of the square through steel pipe.

In this embodiment, as shown in fig. 2, a plurality of connecting holes are formed at positions of the patterned steel plate 1 corresponding to the side edges of the square fixing member 3, and the patterned steel plate 1 extends upward on the top surface of the connecting holes to form connecting protrusions.

Specifically, the connecting hole is internally penetrated with a connecting screw, the connecting screw passes through the connecting hole and is connected with the side edge of the square fixing piece 3 positioned below the pattern steel plate 1, and the top blocking part of the connecting screw is abutted with the connecting protrusion.

Specifically, the connecting protrusion is polygonal, the bottom surface of the connecting protrusion is provided with anti-loosening threads, after the connecting screw is screwed in from the connecting hole, a blocking part is formed by a nail cover at the top of the connecting screw, and the bottom surface of the blocking part is tightly attached to the anti-loosening threads on the top surface of the connecting hole, so that loosening is prevented; the connecting protrusions can form anti-slip protrusions on the upper surface of the patterned steel plate 1 at the same time, so as to play a role in anti-slip.

In this embodiment, as shown in fig. 3, the first end 52 of the first connecting member 5 is provided with at least one set of fastening members 51 along its peripheral side, and one set of fastening members 51 is composed of two oppositely disposed fastening rods 53.

Specifically, a set of fastening members 51 are disposed at the first end 52 of the first connector 5, two fastening rods 53 are disposed on the upper and lower sides of the first connector 5, and after the first connector 5 is aligned with the second connector 6 and inserted into the second connector 6, the first connector is fastened to the second connector 6 by the two fastening rods 53.

In this embodiment, as shown in fig. 4, one end of the buckling rod 53 is rotatably connected to the first end 52 of the first connector 5, the other end of the buckling rod 53 is provided with a buckling portion 54, the third end 61 of the second connector 6 is provided with a buckling block 62 corresponding to the location of the buckling portion 54 of the buckling rod 53, and the buckling portion 54 is buckled into the buckling block 62, so that the first connector 5 and the second connector 6 are buckled.

Specifically, the left end of the buckling rod 53 is rotatably connected with the first end 52 of the first connector 5 through a pin, the right end of the buckling rod 53 is close to the side edge of the second connector 6, the upper and lower sides of the left end of the second connector 6 extend outwards to form a buckling block 62, after the first connector 5 is inserted into the second connector 6, the buckling rod 53 is rotated towards the second connector 6, and the buckling part 54 is pressed against the buckling block 62 with force, so that the first connector 5 and the second connector 6 are buckled.

In this embodiment, as shown in fig. 5, the second end of the first connecting member 5 is provided with a positioning slot 55 extending toward the first end 52 and penetrating through the second connecting member 6, and a positioning post 65 adapted to the positioning slot 55 is disposed inside the second connecting member 6, and the positioning post 65 is sleeved with the positioning slot 55 to limit the relative rotation between the first connecting member 5 and the second connecting member 6.

Specifically, the positioning groove 55 penetrates through the front side and the rear side of the second end of the first connecting piece 5, the length of the positioning groove 55 is not less than 20 mm, and after the first connecting piece 5 is inserted into the second connecting piece 6, the positioning groove 55 is clamped on the positioning column 65 so as to limit the relative rotation of the first connecting piece 5 and the second connecting piece 6, and further limit the rotation of a steel tread mounted on an outer frame upright rod of a tread stair.

In this embodiment, as shown in fig. 5, a third connecting member 7 is sleeved on the second connecting member 6, the inner side of the third connecting member 7 near one end of the first connecting member 5 corresponds to the position of the fastening portion 54, and a pressing block 71 is provided, and the third connecting member 7 slides along the second connecting member 6 toward the first connecting member 5, so that the pressing block 71 is pressed against the outer side of the fastening portion 54 of the fastening rod 53.

Specifically, two pressing blocks 71 are disposed on the upper and lower inner sides of the left end of the third connecting piece 7, after the first connecting piece 5 is inserted into the second connecting piece 6, the fastening portion 54 of the fastening rod 53 is pressed down against the fastening block 62 with force, and then the third connecting piece 7 is slid leftwards along the second connecting piece 6, so that the pressing blocks 71 are pressed against the outer side surface of the fastening portion 54, and the fastening portion 54 is prevented from being loosened from the fastening block 62 after long-time use.

In this embodiment, as shown in fig. 5, at least one pressing block 72 is disposed on the inner side of the end of the third connecting piece 7 away from the first connecting piece 5, a mounting block 63 is disposed on the outer side of the second connecting piece 6 corresponding to the position of the pressing block 72, the mounting block 63 is concavely formed into a mounting position, and an elastic steel ball 64 is disposed on the mounting position and is clamped into the pressing block 72 through the elastic steel ball 64, so that the second connecting piece 6 and the third connecting piece 7 are locked.

Specifically, two pressing blocks 72 are arranged on the upper inner side and the lower inner side of the right end of the third connecting piece 7, mounting blocks 63 are arranged on the upper outer side and the lower outer side of the second connecting piece 6 and correspond to the positions of the pressing blocks 72, each elastic steel ball 64 consists of a steel ball and a spring, one end of each spring is connected with the bottom of a mounting position, the other end of each spring is connected with each steel ball, the steel balls are ejected out through the springs, and the steel balls press the pressing blocks 72 to lock the third connecting piece 7, so that the third connecting piece 7 is prevented from shifting.

In this embodiment, as shown in fig. 5, an end of the pressing block 72 near the first connector 5 is a pressing portion, an end of the pressing block 72 far away from the first connector 5 is a locking portion, and a pressing inclined surface with a gradually increasing height from the pressing portion to the locking portion is disposed between the pressing portion and the locking portion.

Specifically, the sum of the maximum height of the pressing block 72 and the maximum height of the mounting block 63 is slightly smaller than the distance between the outer side of the second connecting member 6 and the inner side of the third connecting member 7, so that the elastic steel balls 64 will not fall off when the pressing block 72 presses the elastic steel balls 64 to move left and right.

Specifically, the upper surface of one end of the mounting block 63 far away from the first connector 5 is provided with a blocking bead, so that when the third connector 7 slides towards the right end of the second connector 6, the steel bead slides out of the mounting position along with the movement of the third connector 7.

Specifically, the first connecting piece 5 and the second connecting piece 6 are cylindrical steel pipes, the length of the second connecting piece 6 is longer than that of the first connecting piece 5, and the third connecting piece 7 is a sliding sleeve; before use, the first end 52 of the first connecting piece 5 is welded with an outer frame upright rod of the stepping stair, and the fourth end of the second connecting piece 6 is welded with the round supporting piece 2;

when the steel step and the outer frame vertical rod are assembled, the first connecting piece 5 is aligned to the second connecting piece 6, and the second end of the first connecting piece 5 is inserted from the third end 61 of the second connecting piece 6, so that the positioning groove 55 is sleeved on the positioning column 65;

then, the user slides along the connecting piece III 7 along the connecting piece II 6 towards the fourth end direction, and the steel balls retract the mounting position of the mounting block 63 along with the compression of the compression inclined surface and are compressed by the compression part; then the buckling part 54 of the buckling rod 53 is pressed down against the buckling block 62 with force;

then, the third connecting piece 7 is driven to slide along the second connecting piece 6 towards the third end 61, the steel balls are ejected out through the springs and enter the locking part along the pressing inclined plane, at the moment, the pressing block 71 of the third connecting piece 7 is pressed against the outer side face of the fastening part 54, and meanwhile, the steel balls press the locking part of the pressing block 72, so that the third connecting piece 7 is locked.

When the connector is to be detached, the reset needle is inserted from the reset hole of the locking portion of the pressing block 72 and is pressed down, and then the connector III 7 is carried along the connector II 6 to slide in the fourth end direction thereof, the fastening portion 54 of the fastening rod 53 is exposed, the fastening rod 53 is lifted up, and the connector I5 and the connector II 6 are released.

The above-described features are continuously combined with each other to form various embodiments not listed above, and are regarded as the scope of the present utility model described in the specification; and, it will be apparent to those skilled in the art from this disclosure that modifications and variations can be made without departing from the scope of the utility model defined in the appended claims.

Claims (10)

1. A can dismantle steel of turnover and mark time for make steel mark time can dismantle the connection, its characterized in that: the stair-climbing device comprises a square fixing piece (3), wherein a pattern steel plate (1) is arranged on the upper surface of the square fixing piece (3), the thickness of the pattern steel plate (1) is not less than 3 mm, the size of the pattern steel plate (1) is not less than 800 x 250 mm, round supporting pieces (2) are respectively arranged on two opposite sides of the square fixing piece (3), connecting components (4) are arranged at the end parts, far away from the pattern steel plate (1), of the two round supporting pieces (2), and the square fixing piece (3) is connected with an outer frame upright rod of a stair through the two connecting components (4);

the connecting assembly (4) comprises a first connecting piece (5) and a second connecting piece (6), the two opposite ends of the first connecting piece (5) are respectively a first end (52) and a second end, the two opposite ends of the second connecting piece (6) are respectively a third end (61) and a fourth end, the first end (52) of the first connecting piece (5) is connected with an outer frame upright rod of a stair, the fourth end of the second connecting piece (6) is connected with the round supporting piece (2), the second end of the first connecting piece (5) is inserted from the third end (61) of the second connecting piece (6), and the buckling piece (51) arranged at the first end (52) of the first connecting piece (5) is buckled with the third end (61) of the second connecting piece (6).

2. The detachable turnaround steel step according to claim 1, characterized in that the square through fixing member (3) is a square through steel pipe with a width and height not less than 50 x 50 mm.

3. The detachable turnaround steel step according to claim 2, characterized in that the round support member (2) is a round steel pipe having a diameter of not less than 40 mm, a length of not less than 150 mm, and the round steel pipe is welded to an end of the square fixing member (3).

4. A detachable turnover steel step according to claim 3, characterized in that the patterned steel plate (1) is provided with a plurality of connecting holes corresponding to the side edges of the square fixing piece (3), and the patterned steel plate (1) extends upwards on the top surfaces of the connecting holes to form connecting protrusions.

5. The detachable turnaround steel step according to claim 1, characterized in that the first end (52) of the first connecting piece (5) is provided with at least one set of fastening pieces (51) along its circumference, one set of fastening pieces (51) consisting of two oppositely arranged fastening bars (53).

6. The detachable turnover steel step according to claim 5, wherein one end of the buckling rod (53) is rotatably connected with the first end (52) of the first connecting piece (5), the other end of the buckling rod (53) is provided with a buckling part (54), the third end (61) of the second connecting piece (6) is provided with a buckling block (62) corresponding to the buckling part (54) of the buckling rod (53), and the buckling block (62) is buckled through the buckling part (54) so as to fasten the first connecting piece (5) and the second connecting piece (6).

7. The detachable turnover steel step according to claim 6, characterized in that the second end of the first connecting piece (5) is provided with a positioning groove (55) extending towards the first end (52) and penetrating through the second connecting piece (6), the inside of the second connecting piece (6) is provided with a positioning column (65) matched with the positioning groove (55), and the positioning column (65) is sleeved with the positioning groove (55) so as to limit the relative rotation of the first connecting piece (5) and the second connecting piece (6).

8. The detachable turnover steel step according to claim 7, wherein a third connecting piece (7) is sleeved on the second connecting piece (6), a pressing block (71) is arranged on the inner side of the third connecting piece (7) close to one end of the first connecting piece (5) and corresponds to the position of the buckling part (54), and the third connecting piece (7) slides along the second connecting piece (6) towards the first connecting piece (5) so as to enable the pressing block (71) to be pressed with the outer side of the buckling part (54) of the buckling rod (53).

9. The detachable turnover steel step according to claim 8, wherein the inner side of one end of the third connecting piece (7) far away from the first connecting piece (5) is provided with at least one pressing block (72), the outer side of the second connecting piece (6) is provided with a mounting block (63) corresponding to the pressing block (72), the mounting block (63) is concavely formed into a mounting position, and the mounting position is provided with an elastic steel ball (64), and the pressing block (72) is clamped into the connecting piece (6) through the elastic steel ball (64) so as to lock the second connecting piece (6) and the third connecting piece (7).

10. The detachable turnover steel step according to claim 9, wherein one end of the pressing block (72) close to the first connecting piece (5) is a pressing part, one end of the pressing block (72) far away from the first connecting piece (5) is a locking part, and a pressing inclined surface with gradually increasing height from the pressing part to the locking part is arranged between the pressing part and the locking part.