CN210767802U

CN210767802U - Scaffold fixing device

Info

Publication number: CN210767802U
Application number: CN201921558904.0U
Authority: CN
Inventors: 赵玉香; 孙悦
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-06-16
Anticipated expiration: 2029-09-19

Abstract

The utility model discloses a scaffold frame fixing device relates to fixing device technical field for the building, including for the sleeve pipe, first pterygoid lamina, first clamp, first bar through-hole has been seted up on the sheathed tube lateral wall, first pterygoid lamina has 2, the lower limb of first bar through-hole is located to the difference parallel, first clamp is equipped with 2 clamp arms, the bottom and the first pterygoid lamina of clamp arm are articulated, bolted connection is passed through on the top of 2 clamp arms, the bottom of clamp arm stretches into in the cover, and be equipped with the first arch of keeping away from clamp arm axis direction in the bottom of clamp arm, the perpendicular distance of first bellied top distance articulated shaft is greater than the perpendicular distance of articulated shaft distance horizontal pole surface, angle between first arch and the clamp arm surface is greater than or equal to 90 degrees. This novel convenient to use, the installation effectiveness is high, and has the safety protection function, can effectively avoid the danger of horizontal pole gliding.

Description

Scaffold fixing device

Technical Field

The utility model relates to a fixing device technical field for the building, concretely relates to scaffold fixing device.

Background

The horizontal pole and the montant of scaffold frame are usually through welded buckle or through criss-cross clamp connection, the welded mode is the most firm, but the shortcoming can not change for fixed position between horizontal pole and the montant, the nimble application in the work progress has been restricted, and criss-cross clamp connection, though can change the hookup location of horizontal pole and montant, but there is the ageing insecure problem of connection that leads to of connecting piece, criss-cross clamp connecting piece uses relatively troublesome moreover, need to tighten the bolt repeatedly and just can fix horizontal pole and montant.

Based on the deficiencies of the prior art, there is a need for a scaffold fixation device that is both simple and convenient to install and strong.

Disclosure of Invention

For overcoming prior art's not enough, this novel scaffold frame fixing device that discloses.

In order to realize the purpose, the novel technical scheme is as follows:

a scaffold fixing device comprises a sleeve for sleeving a cross rod, a first wing plate and a first clamp for sleeving a vertical rod, the side wall of the sleeve is provided with a first strip-shaped through hole with the length along the axial direction of the sleeve, the first wing plate is provided with 2 pieces which are respectively arranged on the upper edge and the lower edge of the first strip-shaped through hole in parallel, the bottom end of the first wing plate is fixedly connected with the surface of the outer wall of the sleeve, the first clamp is provided with 2 clamp arms, the bottom of the hoop arm is hinged with the first wing plate, the top ends of the 2 hoop arms are connected through bolts, the bottom end of the hoop arm extends into the sleeve, and the bottom end of the hoop arm is provided with a first bulge far away from the axial direction of the hoop arm, first bellied top be greater than the perpendicular distance of articulated shaft apart from the articulated shaft and apart from the horizontal pole surface, first arch and clamp arm surface between the angle be greater than or equal to 90 degrees.

Preferably, scaffold fixing device still including the cover establish the second clamp on the montant of the below of first clamp, the both sides wall surface of second clamp pass through the connecting rod and be connected with sheathed tube outer wall lower surface.

Preferably, the second clamp also be equipped with 2 clamp arms, 2 clamp arm's top pass through bolted connection, 2 clamp arm's bottom articulated.

Preferably, two sides of the second hoop are respectively provided with a second strip-shaped through hole along the axis direction of the vertical rod, two sides of the second strip-shaped through hole are parallelly provided with 2 second wing plates, and the bottom end of each second wing plate is fixedly connected with the surface of the outer wall of the second hoop; the connecting rod divide into connecting rod and lower connecting rod, the top of last connecting rod and sheathed tube outer wall lower surface sliding connection, the bottom of last connecting rod and the top fixed connection of lower connecting rod, lower connecting rod locate between 2 second alar plates, and articulated with the second alar plate, the bottom of lower connecting rod still be equipped with the second arch that extends downwards, the bellied top of second be greater than apart from the perpendicular distance of the articulated shaft on the second alar plate the perpendicular distance of articulated shaft apart from the outer wall surface of montant.

Preferably, the lower surface of the outer wall of the sleeve is fixedly provided with a linear slide rail along the axial direction of the sleeve, and the top end of the upper connecting rod is hinged with a slide block on the linear slide rail.

Preferably, the bottom end of the upper connecting rod and the surface of the outer wall of the top end of the lower connecting rod are provided with external threads, a nut sleeve is further arranged between the upper connecting rod and the lower connecting rod, two ends of the internal thread of the nut sleeve are respectively matched with the external threads on the surfaces of the bottom end of the upper connecting rod and the top end of the outer wall of the lower connecting rod, and the upper connecting rod and the lower connecting rod are fixedly connected through the nut sleeve.

Preferably, the scaffold fixing device is made of a metal material.

This novel scaffold frame is fixed device's beneficial effect divide into 2 parts:

1. this is novel when using, only need with sleeve pipe cover on the horizontal pole, through the bolt of the first clamp of screwing, just can realize the dual fixed effect to horizontal pole and montant, compare prior art and say, its fixed connection's mode is simpler, and efficiency is also higher.

2. This is novel through setting up second clamp and connecting rod, for the fixed insurance that provides the unexpected condition of scaffold, when the unexpected landing of horizontal pole, lower connecting rod pushes down, drives the protruding fastening force that increases the second clamp to the montant of second to obtain urgent rescue when the dangerous condition that makes the horizontal pole fall.

Drawings

FIG. 1: a schematic structural view of a scaffold fixture;

FIG. 2: schematic front structure of example 1;

FIG. 3: a top view of a first clip fastened state of embodiment 1;

FIG. 4: top view of the first clamp of example 1 in its open position;

FIG. 5: the front side of the position of the second hoop is an enlarged sectional schematic view;

FIG. 6: the side surface of the position of the second hoop is enlarged schematically;

1: vertical bar, 2: a cross bar; 3: sleeve, 4: first clamp, 5: second clip, 6: lower connecting rod, 7: upper link, 8: nut sleeve, 9: linear slide rail, 10: slider, 11: first bar-shaped through hole, 12: first wing plate, 13: first projection, 14: second projection, 15: second bar-shaped through-hole, 16: second wing plate, 17: the second clip secures the end piece.

Detailed Description

The following description is of the preferred embodiment of the present invention only, and is not intended to limit the scope of the present invention, which is to be accorded the widest scope consistent with the principles and spirit of the present invention.

Example 1:

a scaffold fixing device comprises a sleeve 3 for sleeving a cross rod 2, a first wing plate 12 and a first clamp 4 for sleeving a vertical rod 1, wherein a first strip-shaped through hole 11 with the length along the axial direction of the sleeve is formed in the side wall of the sleeve 3, the first wing plate 12 is provided with 2 pieces which are respectively arranged on the upper edge and the lower edge of the first strip-shaped through hole 11 in parallel, the bottom end of the first wing plate 12 is fixedly connected with the surface of the outer wall of the sleeve 3, the first clamp 4 is provided with 2 clamp arms, the bottoms of the clamp arms are hinged with the first wing plate 12, the top ends of the 2 clamp arms are connected through bolts, the bottom ends of the clamp arms extend into the sleeve 3 and are provided with first bulges 13 which are far away from the axial direction of the clamp arms at the bottom ends of the clamp arms, the vertical distance from the top ends of the first bulges 13 to the articulated shaft is greater than the vertical distance from the outer surface of the articulated shaft 2 to the cross, the angle between the first bulge 13 and the outer surface of the clamp arm is greater than or equal to 90 degrees;

the scaffold fixing device is made of metal materials.

This embodiment provides a more convenient scaffold fixing device installs, when assembling scaffold, according to the quantity of the montant 1 of required installation how much, dispose this neotype of equal quantity on horizontal pole 2, during the installation, can once only with this neotype sleeve pipe 3 cover of above-mentioned quantity on advancing horizontal pole 2, as shown in fig. 4, at this moment, the clamp arm of first clamp 4 opens, first arch 13 rotates to the inboard, and press close to each other, put into first clamp with montant 1, as shown in fig. 3, the swivel bolt, make first clamp 4 cramp montant 1, because the clamp arm is rotatory around the articulated shaft, first arch 13 rotates to the outside, and chucking horizontal pole 2, thereby make horizontal pole 2 also obtain simultaneously fixedly. As described above, after the first vertical rod is installed, the rest of the installed vertical rods can be directly installed, and the next horizontal rod can be installed until the required number of vertical rods are installed. Since the sleeve 3 is sleeved on the cross rod 2, the sleeve 3 is not required to fall off, and only the sleeve 3 needs to be pulled to the installation position during installation.

This novel clamp connecting piece of cross type of having compared, it is fixed when only needing rotatory bolt just can realize montant 1 and horizontal pole 2 to use, and it is simpler and more convenient that the installation gets up, has also improved the installation rate simultaneously.

Example 2:

the scaffold fixing device also comprises a second hoop 5 sleeved on the vertical rod 1 below the first hoop 4, and the surfaces of two side walls of the second hoop 5 are connected with the lower surface of the outer wall of the sleeve through connecting rods;

the second clamp 5 is also provided with 2 clamp arms, the tops of the 2 clamp arms are connected through bolts, and the bottom ends of the 2 clamp arms are hinged;

the scaffold fixing device is made of metal materials.

As shown in fig. 1, the present embodiment provides a scaffold fixing device with a safety protection function, wherein a second clamp 5 is further disposed on the vertical rod 1 below the first clamp 4, and two side wall surfaces of the second clamp 5 are connected with the lower surface of the outer wall of the casing 3 through connecting rods. Through setting up second clamp 5, can make the support that obtains second clamp 5 when horizontal pole 2 unexpected gliding to avoid big harm.

Example 3:

two sides of the second hoop 5 are respectively provided with a second strip-shaped through hole 15 along the axis direction of the vertical rod, two sides of the second strip-shaped through hole 15 are parallelly provided with 2 second wing plates 16, and the bottom end of each second wing plate 16 is fixedly connected with the surface of the outer wall of the second hoop 5; the connecting rod is divided into an upper connecting rod 7 and a lower connecting rod 6, the top end of the upper connecting rod 7 is connected with the lower surface of the outer wall of the sleeve 3 in a sliding mode, the bottom end of the upper connecting rod 7 is fixedly connected with the top end of the lower connecting rod 6, the lower connecting rod 6 is arranged between the 2 second wing plates 16 and hinged to the second wing plates 16, a second bulge 14 extending downwards is further arranged at the bottom end of the lower connecting rod 6, and the vertical distance from the top end of the second bulge 14 to a hinged shaft on the second wing plates 16 is larger than the vertical distance from the hinged shaft to the surface of the outer wall of the vertical rod 1;

the lower surface of the outer wall of the sleeve 3 is fixedly provided with a linear slide rail 9 along the axial direction of the sleeve, and the top end of the upper connecting rod 7 is hinged with a slide block on the linear slide rail 9;

the bottom end of the upper connecting rod 7 and the surface of the outer wall of the top end of the lower connecting rod 6 are provided with external threads, a nut sleeve 8 is further arranged between the upper connecting rod 7 and the lower connecting rod 6, two ends of the internal thread of the nut sleeve 8 are respectively matched with the external threads of the bottom end of the upper connecting rod 7 and the surface of the outer wall of the top end of the lower connecting rod 6, and the upper connecting rod 7 is fixedly connected with the lower connecting rod 6 through the nut sleeve 8;

the scaffold fixing device is made of metal materials.

In the prior art, a safety device for the downward sliding of the cross rod is lacked, and the consequences are hard to imagine once the cross rod slides down due to the heavy load carried by the cross rod.

In the embodiment, a further safety mode when the cross bar slides downwards is provided, as shown in fig. 6, the second clamp 5 is also provided with 2 clamp arms, the tops of the 2 clamp arms are connected through bolts, and the bottom ends of the 2 clamp arms are hinged; be equipped with second clamp fastening end piece 17 at the clamp arm top of second clamp 5, be equipped with the screw hole on second clamp fastening end piece, pass 2 clamp arm fixed connection through the bolt screw hole to hold montant 1 tightly. Still set up the lower connecting rod 6 that further increases fastening force on the second clamp, the bottom of lower connecting rod 6 extends into the space that second clamp 5 embraces, and the bottom of lower connecting rod 6 still is equipped with the second arch 14 that extends downwards. As shown in fig. 1, when the cross rod 2 slides downwards, the upper connecting rod 7 with the lower connecting rod 6 opens towards two sides along the linear guide rail, drives the second protrusion 14 to rotate around the hinge shaft on the second wing plate 16 and is clamped on the outer wall of the vertical rod 1, at the moment, the friction force generated by the second hoop 5 to tightly embrace the vertical rod 1 and the friction force generated by the second protrusion 14 to tightly clamp the vertical rod are supported on the cross rod, and therefore the guarantee force is stronger.

Claims

1. A scaffold securing device characterized by: including sleeve pipe (3), first pterygoid lamina (12) for the horizontal pole (2) is established to the cover and be used for the cover to establish first clamp (4) of montant (1), the lateral wall of sleeve pipe (3) on offer length along sleeve pipe axial first bar through-hole (11), first pterygoid lamina (12) have 2, parallel arrangement respectively in the last reason and the lower edge of first bar through-hole (11), the outer wall fixed surface of bottom and sleeve pipe (3) of first pterygoid lamina (12) be connected, first clamp (4) be equipped with 2 clamp arms, the bottom of clamp arm articulated with first pterygoid lamina (12), the top of 2 clamp arms pass through bolted connection, the bottom of clamp arm stretch into in sleeve pipe (3) and be equipped with first arch (13) of keeping away from clamp arm axis direction in the bottom of clamp arm, the top of first arch (13) apart from the perpendicular distance of articulated shaft distance articulated shaft apart from the perpendicular distance of horizontal pole (2) surface apart from perpendicular apart from first clamp (4), the perpendicular distance of articulated shaft And the angle between the first bulge (13) and the outer surface of the clamp arm is greater than or equal to 90 degrees.

2. A scaffold attachment as claimed in claim 1, wherein: scaffold fixing device still establish second clamp (5) on montant (1) of the below of first clamp (4) including the cover, the both sides wall surface of second clamp (5) pass through the connecting rod and be connected with sheathed tube outer wall lower surface.

3. A scaffold attachment as claimed in claim 2, wherein: second clamp (5) also be equipped with 2 clamp arms, the top of 2 clamp arms pass through bolted connection, the bottom of 2 clamp arms articulated.

4. A scaffold attachment as claimed in claim 3, wherein: two sides of the second hoop (5) are respectively provided with a second strip-shaped through hole (15) along the axis direction of the vertical rod, two sides of the second strip-shaped through hole (15) are parallelly provided with 2 second wing plates (16), and the bottom end of each second wing plate (16) is fixedly connected with the surface of the outer wall of the second hoop (5); the connecting rod divide into connecting rod (7) and lower connecting rod (6), the outer wall lower surface sliding connection of top and sleeve pipe (3) of last connecting rod (7), the top fixed connection of bottom and lower connecting rod (6) of last connecting rod (7), lower connecting rod (6) locate between 2 second pterygoid lamina (16) and articulated with second pterygoid lamina (16), the bottom of lower connecting rod (6) still be equipped with the protruding (14) of second that extend downwards, the top of the protruding (14) of second be greater than apart from the perpendicular distance of the articulated shaft on second pterygoid lamina (16) the perpendicular distance of the outer wall surface of articulated shaft distance montant (1).

5. A scaffold attachment as claimed in claim 4, wherein: the lower surface of the outer wall of the sleeve (3) is fixedly provided with a linear slide rail (9) along the axial direction of the sleeve, and the top end of the upper connecting rod (7) is hinged with a slide block (10) on the linear slide rail (9).

6. The scaffolding fixture as claimed in any one of claims 4 or 5, wherein: the connecting rod structure is characterized in that external threads are arranged on the bottom end of the upper connecting rod (7) and the surface of the outer wall of the top end of the lower connecting rod (6), a nut sleeve (8) is further arranged between the upper connecting rod (7) and the lower connecting rod (6), two ends of the internal thread of the nut sleeve (8) are respectively matched with the external threads on the bottom end of the upper connecting rod (7) and the surface of the outer wall of the top end of the lower connecting rod (6), and the upper connecting rod (7) is fixedly connected with the lower connecting rod (6) through the nut sleeve (8).

7. The scaffold fixing apparatus of any one of claims 1 to 5, wherein: the scaffold fixing device is made of metal materials.