CN108979119B

CN108979119B - Construction attaches wall scaffold cantilever device convenient to use

Info

Publication number: CN108979119B
Application number: CN201810947717.5A
Authority: CN
Inventors: 吴长春; 何晓俊; 沈正鑫; 张玉湘
Original assignee: Anhui Changqing Building Products Co ltd
Current assignee: Anhui Changqing Building Products Co ltd
Priority date: 2018-08-20
Filing date: 2018-08-20
Publication date: 2021-01-08
Anticipated expiration: 2038-08-20
Also published as: CN108979119A

Abstract

The invention relates to the technical field of scaffolds, and discloses a convenient-to-use cantilever device for a building construction wall-attached scaffold, which comprises a truncated cone support column, two guide rails and two guardrails, wherein the two support columns are symmetrically and fixedly connected to the side walls of the guide rails opposite to the truncated cone support column, the two support columns are symmetrically arranged about the center of the truncated cone support column, a plurality of through grooves are formed in the side walls of the two support columns, the through grooves are uniformly distributed, movable plates are fixedly connected to the two side walls of the two guardrails, the side walls of the movable plates opposite to the truncated cone support column are in contact with the side walls of the support rods, slide grooves are formed in the side walls of the movable plates opposite to the side walls. This construction attaches wall scaffold cantilever device convenient to use can fix the both sides position of guardrail when the guardrail stops to improve the stability and the security of guardrail, the people of being convenient for use.

Description

Construction attaches wall scaffold cantilever device convenient to use

Technical Field

The invention relates to the technical field of scaffolds, in particular to a convenient cantilever device for a building construction wall-attached scaffold.

Background

The scaffold is a general term of a construction field, is used in places where external walls, interior decoration or high floor height cannot be directly constructed on the construction site, is mainly used for up-and-down operation of constructors or enclosure of peripheral safety nets, high-altitude installation members and the like, and is a common tool in building construction.

Through retrieval, chinese patent No. CN108118882A discloses a cantilever device of a wall-attached scaffold for building construction, which comprises a supporting column of a truncated cone, universal wheels and a lamp post, wherein two ends of the lower bottom surface of the supporting column of the truncated cone are respectively provided with a wheel rod, the tail end of the wheel rod is provided with the universal wheels, two sides of the supporting column of the truncated cone are provided with guide rails, and two sides of the top end of the supporting column of the truncated cone are provided with first supporting rods. Above-mentioned construction attaches wall scaffold cantilever device has following not enough: the guardrail is limited only by the guide rail and the steel wire rope when stopping, so that when a worker walks, the guardrail slides to cause dangerous accidents, and the safety is low.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the convenient-to-use cantilever device for the building construction wall-attached scaffold, which has the advantages that the positions of two sides of a guardrail can be fixed when the guardrail stops, so that the stability and the safety of the guardrail are improved, the use by people is facilitated, and the like. To a problem of (a).

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a building construction wall-attached scaffold cantilever device convenient to use comprises a truncated cone support column, two guide rails and two guardrails, wherein the two support columns are symmetrically and fixedly connected to the side walls of the guide rails opposite to the truncated cone support column, the two support columns are symmetrically arranged around the center of the truncated cone support column, a plurality of through grooves are formed in the side walls of the two support columns, the through grooves are uniformly distributed, movable plates are fixedly connected to the two side walls of the two guardrails, the side walls of the movable plates opposite to the truncated cone support column are in contact with the side walls of the support rods, slide grooves are formed in the side walls of the movable plates opposite to one side of the support columns, slide blocks are connected with the slide grooves in a sliding mode, the slide blocks penetrate through the slide grooves and extend outwards, a fixture block is fixedly connected to one end, extending to the outside, an inclination angle is formed in one end, opposite, still be equipped with first spring in the spout, the both ends of first spring respectively with the lateral wall of slider and the lateral wall fixed connection of spout, two the L type recess that is linked together with the spout is all seted up to the both sides inner wall of guardrail, and is a plurality of the equal fixedly connected with rope of lateral wall of slider, and the rope passes the spout and extends to and set up in the L type recess, the top of the vertical portion of L type recess is rotated through the bearing and is connected with the drum, the rope extends to the one end in the L type recess and the lateral wall fixed connection of drum, and is a plurality of the drum deviates from the equal fixedly connected with bull stick of one end of support column mutually, and the bull stick runs through the lateral wall of L type recess and extends to and sets up in the guardrail, and is a plurality of all be.

Preferably, the limiting mechanism comprises a rotating rod, one end of the rotating rod extending into the guardrail is fixedly connected with a handle, the side wall of the handle is provided with a through hole, a limiting rod is arranged in the through hole, and both ends of the limiting rod pass through the limiting hole and extend outwards, the side wall of the guardrail is provided with a plurality of first clamping grooves corresponding to the positions of the limiting rod, the first clamping grooves are annularly arranged relative to the rotating rod, two side walls of the limiting hole are provided with grooves, a movable block is arranged in the groove, two side walls of the movable block are fixedly connected with a first limiting block, the utility model discloses a spacing structure, including recess, movable block, gag lever post, first stopper, four and movable block assorted second draw-in grooves, the first spacing groove of first stopper assorted is all seted up with the both sides wall of recess, the lateral wall that the movable block deviates from gag lever post one side mutually all through the tank bottom fixed connection of second spring and recess, four and movable block assorted second draw-in grooves are seted up to the both sides wall symmetry of gag lever post.

Preferably a plurality of the equal fixedly connected with second stopper of both sides wall of slider, the both sides wall of spout all seted up with second stopper assorted second spacing groove.

Preferably, the L-shaped grooves are internally and rotatably connected with pulleys through rotating shafts, the pulleys are arranged on the horizontal parts of the L-shaped grooves, and the ropes are arranged in contact with the pulleys.

Preferably a plurality of the rubber gasket is fixedly sleeved on the handle, and the surface of the rubber gasket is provided with anti-skid grains.

Preferably, the fixture blocks are all made of steel.

Preferably, the through grooves are movably sleeved at the top of one side of the guardrail opposite to each other, and the balls are abutted to the clamping blocks.

(III) advantageous effects

Compared with the prior art, the invention provides the convenient-to-use cantilever device for the building construction wall-attached scaffold, which has the following beneficial effects:

1. the building construction wall-attached scaffold cantilever device convenient to use comprises a support column and a movable plate, when a guardrail rises along a guide rail, the clamp block is extruded by the side wall of a through groove through the through groove, so that the clamp block slides and is separated from the through groove, when the guardrail moves to a specified position, the clamp block is driven to move by the elastic force of a first spring, the clamp block is driven to move by the movement of the slide block, the clamp block is clamped into the through groove, so that the stability of the guardrail when the guardrail stops is improved, the clamp block can be prevented from passing through the through groove to extend outwards by the baffle plate, when the guardrail needs to descend, a handle is rotated, the handle rotates to drive a rotating rod to rotate, the rotating rod rotates to drive a cylinder, the cylinder rotates to wind a rope on the cylinder by the rope, so that the clamp block is driven to move, the clamp block is separated from the through groove, and passes through an arranged, the limiting rod is pressed to be clamped in the first clamping groove, so that the position of the clamping block is limited, and the guardrail can descend conveniently.

2. This construction attaches wall scaffold cantilever device convenient to use, through the movable block that is equipped with, when the gag lever post card with to the first draw-in groove in, the movable block is corresponding with the position of two second draw-in grooves wherein, through the second spring that is equipped with, the elasticity of second spring drives the movable block and removes, makes the movable block card with to the second draw-in groove in to improve the gag lever post and in the stability of card with, prevented that the gag lever post from breaking away from first draw-in groove.

Drawings

Fig. 1 is a schematic structural view of a conveniently used cantilever device of a building construction wall-attached scaffold provided by the invention;

FIG. 2 is an enlarged structural view of portion A of FIG. 1;

FIG. 3 is an enlarged structural view of a portion B of FIG. 2;

fig. 4 is a schematic view of a connection structure between a fixture block and a baffle of the conveniently used cantilever device for the building construction wall-attached scaffold.

In the figure: the device comprises a cone frustum supporting column 1, a guide rail 2, a guardrail 3, a supporting column 4, a movable plate 5, a sliding block 6, a clamping block 7, a baffle 8, a first spring 9, a rope 10, a cylinder 11, a rotating rod 12, a handle 13, a limiting rod 14, a movable block 15, a first limiting block 16, a second spring 17 and a second limiting block 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. 1-4, a convenient cantilever device for a wall-attached scaffold for building construction comprises a truncated cone support column 1, two guide rails 2 and two guardrails 3, the connection mode of the guide rails 2 and the guardrails 3 with the truncated cone support column 1 is clearly shown in a comparison document, but not much, the two support columns 4 are symmetrically and fixedly connected to the side wall of the truncated cone support column 1 opposite to the guide rails 2, the two support columns 4 are symmetrically arranged about the center of the truncated cone support column 1, the side walls of the two support columns 4 are provided with a plurality of through grooves, the through grooves are uniformly distributed, the two side walls of the two guardrails 3 are both fixedly connected with movable plates 5, the side wall of the movable plate 5 opposite to the truncated cone support column 1 is in contact with the side wall of the support rods 4, so that the movable plates 5 can slide along the side walls of the support columns 4, the side walls of the movable plates 5 opposite, the sliding groove is connected with a sliding block 6 in a sliding mode, the sliding block 6 penetrates through the sliding groove and extends outwards, one end, extending to the outside, of the sliding block 6 is fixedly connected with a clamping block 7, one end, opposite to the through groove, of the clamping block 7 is provided with an inclined angle, when the clamping block 7 is extruded with the side wall of the through groove, the clamping block 7 can slide, one end, opposite to the guardrail 3, of the clamping block 7 is fixedly connected with a baffle 8, a first spring 9 is further arranged in the sliding groove, two ends of the first spring 9 are respectively and fixedly connected with the side wall of the sliding block 6 and the side wall of the sliding groove, the inner walls of two sides of the two guardrails 3 are respectively provided with an L-shaped groove communicated with the sliding groove, the side walls of the sliding blocks 6 are respectively and fixedly connected with a rope 10, the sliding blocks 6 can be driven to move by pulling the rope 10, the rope 10 penetrates through the sliding groove and extends into the L-, the rope 10 can be wound on the cylinders 11 through the rotation of the cylinders 11, rotating rods 12 are fixedly connected to one ends of the cylinders 11, which are opposite to the supporting columns 4, the rotating rods 12 penetrate through the side walls of the L-shaped grooves and extend into the guardrail 3, limiting mechanisms are arranged on the rotating rods 12 and comprise rotating rods 12, one ends of the rotating rods 12, which extend into the guardrail 3, are fixedly connected with handles 13, the rotating rods 12 can be driven to rotate through the rotating handles 13, through holes are formed in the side walls of the handles 13, limiting rods 14 are arranged in the through holes, two ends of each limiting rod 14 penetrate through limiting holes and extend outwards, a plurality of first clamping grooves corresponding to the positions of the limiting rods 14 are formed in the side walls of the guardrail 3, the first clamping grooves are annularly arranged relative to the rotating rods 12, grooves are formed in two side walls of each limiting hole, movable blocks 15 are arranged in the grooves, first limiting blocks 16 are fixedly connected to two side walls of the movable blocks 15, the two side walls of the groove are both provided with first limiting grooves matched with the first limiting blocks 16 to prevent the movable block 15 from separating from the groove, the side wall of the movable block 15, which is away from one side of the limiting rod 14, is fixedly connected with the groove bottom of the groove through second springs 17, the two side walls of the limiting rod 14 are symmetrically provided with four second clamping grooves matched with the movable block 15, through the arranged movable block 15, when the limiting rod 14 is clamped and matched in the first clamping groove, the movable block 15 corresponds to the two second clamping grooves, through the arranged second springs 17, the elastic force of the second springs 17 drives the movable block 15 to move, so that the movable block 15 is clamped and matched in the second clamping grooves, the stability of the limiting rod 14 in clamping is improved, the limiting rod 14 is prevented from separating from the first clamping groove, the two side walls of the plurality of sliding blocks 6 are both fixedly connected with second limiting blocks 18, the two side walls of the sliding grooves are both provided with second limiting grooves matched with the second limiting blocks 18, can improve the stability of slider 6 when removing, all be connected with the pulley through the pivot rotation in a plurality of L type recesses, and the pulley is located L type recess horizontal part setting, and rope 10 contacts the setting with the pulley, can reduce the frictional force between rope 10 and the L type recess inner wall, improve the life of rope 10, a plurality of handles 13 are all fixed the rubber gasket that has cup jointed, and the surface of rubber gasket has seted up anti-skidding line, can protect people's hand, the material of a plurality of fixture blocks 7 is No. 45 steel and becomes, certain rigidity and plasticity have, longer life has, the ball has been cup jointed in the equal activity in top of a plurality of logical grooves 3 one side of guardrail mutually, and ball and fixture block 7 counterbalance set up, can reduce the frictional force between lateral wall and the fixture block 7 that lead to the groove, be convenient for the slip of fixture block 7.

In conclusion, when the building construction wall-attached scaffold cantilever device convenient to use is used, through the supporting column 4 and the movable plate 5, when the guardrail 3 ascends along the guide rail 2, and then through the through groove, the side wall of the through groove extrudes the clamping block 7, so that the clamping block 7 slides and is separated from the through groove, when the guardrail 3 moves to a specified position, through the first spring 9, the elastic force of the first spring 9 drives the sliding block 6 to move, the sliding block 6 moves to drive the clamping block 7 to move, so that the clamping block 7 is clamped in the through groove, thereby improving the stability of the guardrail 3 when the guardrail is stopped, and through the baffle 8, the clamping block 7 can be prevented from extending outwards through the through groove, when the guardrail 3 needs to descend, the handle 13 is rotated, the handle 13 rotates to drive the rotating rod 12 to rotate, the rotating rod 12 rotates to drive the cylinder 11 to rotate, and then through the rope 10, the cylinder 11 rotates to wind the rope 10 on the cylinder, thereby drive fixture block 7 and remove, make fixture block 7 break away from logical groove, the gag lever post 14 that the rethread was equipped with, press gag lever post 14, make gag lever post 14 card with to the first draw-in groove in, thereby prescribe a limit to the position of fixture block 7, be convenient for the decline of guardrail 3, through the movable block 15 that is equipped with, when gag lever post 14 card with to the first draw-in groove in, the movable block 15 is corresponding with the position of two second draw-in grooves among them, through the second spring 17 that is equipped with, the elasticity of second spring 17 drives movable block 15 and removes, make movable block 15 card with to the second draw-in groove in, thereby improved the stability of gag lever post 14 when the card with, prevent that gag lever post 14 from breaking away from first draw-in groove.

It is to be noted that 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

1. The utility model provides a construction attaches wall scaffold cantilever device convenient to use, includes circular cone platform support column (1), two guide rails (2) and two guardrails (3), its characterized in that: the side walls of the guide rails (2) opposite to the cone frustum supporting columns (1) are symmetrically and fixedly connected with two supporting columns (4), the two supporting columns (4) are symmetrically arranged relative to the center of the cone frustum supporting column (1), the side walls of the two supporting columns (4) are provided with a plurality of through grooves which are uniformly distributed, the two side walls of the two guardrails (3) are fixedly connected with movable plates (5), the side walls of the movable plates (5) opposite to the cone frustum supporting column (1) are in contact with the side walls of the supporting rods (4), the side walls of the movable plates (5) opposite to one side of the supporting columns (4) are provided with sliding grooves, the sliding grooves are in sliding connection with sliding blocks (6), the sliding blocks (6) penetrate through the sliding grooves and extend outwards, one ends of the sliding blocks (6) extending to the outside are fixedly connected with clamping blocks (7), and one ends of the clamping blocks (7) opposite to, the two ends of the first spring (9) are respectively fixedly connected with the side wall of the sliding block (6) and the side wall of the sliding groove, the inner walls of the two sides of the two guardrails (3) are respectively provided with an L-shaped groove communicated with the sliding groove, the side walls of the sliding blocks (6) are respectively fixedly connected with a rope (10), the rope (10) penetrates through the sliding groove and extends into the L-shaped groove, the top of the vertical part of the L-shaped groove is rotatably connected with a cylinder (11) through a bearing, one end of the rope (10) extending into the L-shaped groove is fixedly connected with the side wall of the cylinder (11), one end of the cylinder (11) opposite to the supporting column (4) is respectively fixedly connected with a rotating rod (12), and the rotating rod (12) penetrates through the side wall of the L-shaped groove and extends into the guardrail (3), a plurality of rotating rods (12) are provided with limiting mechanisms;

the limiting mechanism comprises a rotating rod (12), one end of the rotating rod (12) extending into the guardrail (3) is fixedly connected with a handle (13), the side wall of the handle (13) is provided with a through hole, a limiting rod (14) is arranged in the through hole, two ends of the limiting rod (14) penetrate through the limiting hole and extend outwards, the side wall of the guardrail (3) is provided with a plurality of first clamping grooves corresponding to the positions of the limiting rod (14), the first clamping grooves are annularly arranged relative to the rotating rod (12), two side walls of the limiting hole are provided with grooves, movable blocks (15) are arranged in the grooves, two side walls of each movable block (15) are fixedly connected with first limiting blocks (16), two side walls of each groove are provided with first limiting grooves matched with the first limiting blocks (16), the side wall of each movable block (15) deviating from one side of the limiting rod (14) is fixedly connected with the groove bottoms of the grooves through second springs (17), and the two side walls of the limiting rod (14) are symmetrically provided with four second clamping grooves matched with the movable blocks (15).

2. The construction wall attachment scaffold cantilever apparatus convenient to use of claim 1, wherein: a plurality of the two side walls of the sliding block (6) are fixedly connected with second limiting blocks (18), and second limiting grooves matched with the second limiting blocks (18) are formed in the two side walls of the sliding groove.

3. The construction wall attachment scaffold cantilever apparatus convenient to use of claim 1, wherein: a plurality of all be connected with the pulley through the pivot rotation in the L type recess, and the pulley is located L type recess horizontal part setting, and rope (10) and pulley contact setting.

4. The construction wall attachment scaffold cantilever apparatus convenient to use of claim 2, wherein: a plurality of the handles (13) are fixedly sleeved with rubber gaskets, and the surfaces of the rubber gaskets are provided with anti-skid lines.

5. The construction wall attachment scaffold cantilever apparatus convenient to use of claim 1, wherein: the clamping blocks (7) are all made of No. 45 steel.

6. The construction wall attachment scaffold cantilever apparatus convenient to use of claim 1, wherein: a plurality of the through grooves are movably sleeved at the top part of one side of the guardrail (3) in opposite directions, and the balls are abutted to the clamping blocks (7).