CN215369661U - Steel grating for safe operation platform ladder - Google Patents

Abstract

The utility model discloses a steel grating for a safe operation platform ladder, and relates to the technical field of steel gratings. Including steel grating support, fixed welding has steel grating assembly on the steel grating support, steel grating assembly's top swing joint has the protection silk screen, the fixed diaphragm of fixedly connected with on the protection silk screen, the top inner wall of fixed diaphragm and the top fixed connection of fixed montant, the bottom of fixed montant is articulated with spacing support, integrated into one piece has the torsional spring between fixed montant and the spacing support, the inboard of spacing support is articulated with the bottom of a support. The fixed montant that the device set up and turn round can accelerate the installation effectiveness of protection silk screen, and fixed montant imbeds from the gap of galvanized steel grating subassembly, and the spacing support that sets up on the fixed montant makes the protection silk screen safer when using, can not cause the phenomenon that the protection silk screen drops because of external force, improves the device's practicality.

Description

Steel grating for safe operation platform ladder

Technical Field

The utility model relates to the technical field of steel grating plates, in particular to a steel grating plate for a safe operation platform ladder.

Background

The steel grating plate is also called a steel grating plate, the grating plate is a steel product with square lattices in the middle by using flat steel in a crossed arrangement according to a certain distance and cross rods, the steel product is mainly used for manufacturing ditch cover plates, steel structure platform plates, step plates of steel ladders and the like, and the cross rods are generally made of twisted square steel.

The ladder for construction in the market generally uses galvanized steel grating subassembly and steel grating support to assemble as the subassembly of ladder, but has great clearance between the galvanized steel grating subassembly of this kind of ladder, and some parts that the size is less in case drop from the workman and just run through easily between the clearance of flat bar, have very big influence to personnel's safety problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a steel grating for a ladder of a safe operation platform, which solves the problems in the prior art.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a safe operation platform steel grating for ladder, includes steel grating support, fixed welding has steel grating support on the steel grating support, steel grating support's top swing joint has the protection silk screen, the last fixed diaphragm of fixedly connected with of protection silk screen, the top inner wall of fixed diaphragm and the top fixed connection of fixed montant, the bottom and the spacing support of fixed montant are articulated, integrated into one piece has the torsional spring between fixed montant and the spacing support, the inboard of spacing support is articulated with the bottom of a support, a support is articulated with the slider, slider and fixed montant sliding connection, fixedly connected with diaphragm on the slider, the diaphragm run through fixed montant and with fixed montant sliding connection.

Preferably, the diaphragm is provided with a groove, the groove is fixedly connected with a spring, the inner side of the spring is fixedly connected with the surface of the clamping knife, and the clamping knife sequentially penetrates through the diaphragm and the groove from right to left and is connected with the diaphragm and the groove in a sliding manner.

Preferably, the clamping knife is movably connected with the T-shaped rod, a triangular clamping groove is formed in the T-shaped rod, the triangular clamping groove formed in the T-shaped rod is movably connected with the clamping knife, and the T-shaped rod is fixedly connected with the inner wall of the fixed vertical rod.

Preferably, the steel grid plate assembly is fixedly connected with a supporting block, and the supporting block is movably connected with the limiting support.

Preferably, the one end and the articulated piece fixed connection of recess and diaphragm are kept away from to the bayonet catch, articulated piece is articulated with No. two supports, No. two supports are articulated with the bottom of bull stick, the bull stick runs through the slider and rotates with the slider to be connected.

Preferably, the rotating rod is connected with a rotating knob through a transmission belt, and the rotating knob sequentially penetrates through the fixed transverse plate and the fixed vertical rod from top to bottom and is connected with the fixed transverse plate and the fixed vertical rod in a rotating mode.

(III) advantageous effects

The utility model provides a steel grating for a safe operation platform ladder. The method has the following beneficial effects:

(1) the protection silk screen that the device set up blocks that the less part of size runs through from galvanized steel grating subassembly's gap, prevents that the less part of size from falling and leading to pounding constructor, improves the holistic security of the device.

(2) The installation efficiency of protection silk screen can be accelerated with the commentaries on classics round to the fixed montant that the device set up, and fixed montant imbeds from the gap of galvanized steel grating subassembly, makes protection silk screen safer when using through the spacing support that sets up on the fixed montant, can not because external force causes the phenomenon that protection silk screen drops, improves the device's practicality.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is an enlarged view of part A of the present invention;

FIG. 3 is an enlarged view of the structure of part B of the present invention;

FIG. 4 is an enlarged view of part C of the present invention;

fig. 5 is a schematic structural diagram of the rotating rod and the second bracket of the utility model.

In the figure: the steel grating support is 1, the steel grating assembly is 2, the protective screen is 3, the transverse plate is 4, the vertical rod is 5, the limiting support is 6, the torsion spring is 7, the abutting block is 8, the first support is 9, the transverse plate is 10, the sliding block is 11, the T-shaped rod is 12, the cutter is 13, the groove is 14, the spring is 15, the second support is 16, the torque is 17, and the transmission belt is 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a safe operation platform steel grating for ladder, including steel grating support 1, fixed welding has steel grating subassembly 2 on the steel grating support 1, the top swing joint of steel grating subassembly 2 has protection silk screen 3, fixedly connected with fixed diaphragm 4 on the protection silk screen 3, the top inner wall of fixed diaphragm 4 and the top fixed connection of fixed montant 5, the bottom and the spacing support 6 of fixed montant 5 are articulated, integrated into one piece has torsional spring 7 between fixed montant 5 and the spacing support 6, the inboard of spacing support 6 is articulated with the bottom of a support 9, a support 9 is articulated with slider 11, slider 11 and fixed montant 5 sliding connection, fixedly connected with diaphragm 10 on the slider 11, diaphragm 10 runs through fixed montant 5 and with fixed montant 5 sliding connection, the cavity has all been seted up in fixed diaphragm 4 and the fixed montant 5. The groove 14 is formed in the transverse plate 10, the spring 15 is fixedly connected to the groove 14, the inner side of the spring 15 is fixedly connected with the surface of the clamping knife 13, the clamping knife 13 sequentially penetrates through the transverse plate 10 and the groove 14 from right to left and is connected with the transverse plate 10 and the groove 14 in a sliding mode, the clamping knife 13 is movably connected with the T-shaped rod 12, a triangular clamping groove is formed in the T-shaped rod 12, the triangular clamping groove and the clamping knife 13 are movably connected to the T-shaped rod 12, the T-shaped rod 12 is fixedly connected with the inner wall of the fixed vertical rod 5, the steel grating component 2 is fixedly connected with the abutting block 8, the abutting block 8 is movably connected with the limiting support 6, the abutting block 8 is provided with two groups, the left abutting block 8 is fixedly connected with the steel grating support 1, and the right abutting block 8 is fixedly connected with the steel grating component 2. One end, far away from the groove 14 and the transverse plate 10, of the clamping knife 13 is fixedly connected with a hinge block 20, the hinge block 20 is hinged to a second support 16, the second support 16 is hinged to the bottom of a rotating rod 19, the rotating rod 19 penetrates through the sliding block 11 and is rotatably connected with the sliding block 11, the rotating rod 19 is in transmission connection with a rotating knob 17 through a transmission belt 18, and the rotating knob 17 penetrates through the fixed transverse plate 4 and is rotatably connected with the fixed transverse plate 4.

The working principle is as follows: when the protective screen 3 needs to be installed on the steel grating component 2, the knob 17 is slightly twisted clockwise, the knob 17 drives the rotating rod 19 to rotate clockwise through the transmission belt 18, the rotating rod 19 pulls the hinge block 20 to move rightwards through the second support 16, the hinge block 20 drives the clamping knife 13 fixed with the hinge block 20, the clamping knife 13 moves rightwards and is separated from the triangular clamping groove of the T-shaped rod 12, the release sliding block 11 can slide up and down, the position of the rotated knob 17 is kept, the protective screen 3 is pressed downwards, and the fixed vertical rod 5 fixed on the protective screen 3 extends into a gap of the steel grating component 2; when the protection silk screen 3 moves downwards, the articulated spacing support 6 on the fixed montant 5 receives the power of supporting the piece 8, make fixed montant 5 rotatory on the counter-clockwise, when spacing support 6 does not receive the influence of the power of supporting the piece 8, restore the normal position with spacing support 6 through torsional spring 7, when the installer hears the sound of torsional spring 7 with spacing support 6 restoration normal position, loosen the turn button 17, make the turn button 17 restore the normal position with broach 13 and bull stick 19 through spring 15, and go into the broach 13 again in the triangle-shaped draw-in groove of T type pole 12, carry on spacingly with slider 11, make protection silk screen 3 and steel grating subassembly 2 fix, the installation effectiveness of protection silk screen 3 has been accelerated.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a safe steel grating for operation platform ladder, includes steel grating support (1), its characterized in that: the steel grating support (1) is fixedly welded with a steel grating component (2), the top of the steel grating component (2) is movably connected with a protective silk screen (3), the protective silk screen (3) is fixedly connected with a fixed transverse plate (4), the inner wall of the top of the fixed transverse plate (4) is fixedly connected with the top of a fixed vertical rod (5), the bottom of the fixed vertical rod (5) is hinged with the limit bracket (6), a torsion spring (7) is integrally formed between the fixed vertical rod (5) and the limit bracket (6), the inner side of the limiting bracket (6) is hinged with the bottom of the first bracket (9), the first support (9) is hinged with a sliding block (11), the sliding block (11) is connected with a fixed vertical rod (5) in a sliding way, fixedly connected with diaphragm (10) on slider (11), diaphragm (10) run through fixed montant (5) and with fixed montant (5) sliding connection.

2. A safety operating platform ladder steel grating as claimed in claim 1, wherein: seted up recess (14) on diaphragm (10), fixedly connected with spring (15) on recess (14), the inboard of spring (15) and the fixed surface of bayonet (13) are connected, bayonet (13) from the right side to left side run through diaphragm (10) and recess (14) in proper order and all with diaphragm (10) and recess (14) sliding connection.

3. A safety operating platform ladder steel grating as claimed in claim 2, wherein: the utility model discloses a T-shaped pole, including bayonet lock (13) and T type pole (12), set up triangle-shaped draw-in groove on T type pole (12), the triangle-shaped draw-in groove and bayonet lock (13) swing joint that set up on T type pole (12), the inner wall fixed connection of T type pole (12) and fixed montant (5).

4. A safety operating platform ladder steel grating as claimed in claim 1, wherein: the steel grating component (2) is fixedly connected with a resisting block (8), and the resisting block (8) is movably connected with the limiting support (6).

5. A safety operating platform ladder steel grating as claimed in claim 2, wherein: one end and articulated piece (20) fixed connection of recess (14) and diaphragm (10) are kept away from in broach (13), it is articulated with No. two support (16) to articulate piece (20), No. two support (16) are articulated with the bottom of bull stick (19), bull stick (19) run through slider (11) and rotate with slider (11) and be connected.

6. A safety operating platform ladder steel grating as claimed in claim 5, wherein: the rotating rod (19) is in transmission connection with the rotating knob (17) through a transmission belt (18), the rotating knob (17) sequentially penetrates through the fixed transverse plate (4) and the fixed vertical rod (5) from top to bottom and is rotationally connected with the fixed transverse plate (4) and the fixed vertical rod (5).

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