CN110700562A

CN110700562A - Scaffold fastener and mounting tool thereof

Info

Publication number: CN110700562A
Application number: CN201911093224.0A
Authority: CN
Inventors: 郑露霞
Original assignee: Jinhua dongshan machinery factory
Current assignee: Jinhua dongshan machinery factory
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-01-17
Anticipated expiration: 2039-11-11
Also published as: CN110700562B

Abstract

The invention belongs to the technical field of construction tools of scaffolds or supporting frames, and particularly relates to a scaffold fastener and a mounting tool thereof, wherein the scaffold fastener comprises two C-shaped pressing seats and two C-shaped pressing covers, a first extending block is integrally formed at the end parts of the two ends of each C-shaped pressing seat, a connecting block is integrally formed on the outer side surface of each first extending block, the connecting block is arranged in a rectangular through hole of a second extending block in a penetrating manner, and a wedge block is arranged on the outer side of each wedge hole in a penetrating manner; the mounting tool comprises a C-shaped connecting frame, wherein two ends of the C-shaped connecting frame are respectively integrally formed with an L-shaped clamping jaw, the middle of each L-shaped clamping jaw is provided with a notch, and the middle of the rear end of the C-shaped connecting frame is fixedly connected with a handle. The C-shaped pressing seat and the C-shaped pressing cover are fixed by two wedge blocks, so that the problems of easy damage and short service life caused by a hinged structure are solved; meanwhile, the two wedges are clamped by the aid of the mounting tool, and then the mounting tool is knocked, so that the two wedges are synchronously mounted, and mounting efficiency is improved.

Description

Scaffold fastener and mounting tool thereof

Technical Field

The invention belongs to the technical field of construction tools of scaffolds or support frames, and particularly relates to a scaffold fastener and an installation tool thereof.

Background

In the construction of building trade, people adopt various fasteners to set up the scaffold, and the fastener more commonly used has right angle fastener, butt joint fastener and rotatory fastener.

Chinese utility model patent (publication No. CN201250505Y) discloses a steel pipe scaffold wedging type rotary fastener, is formed through the riveting of rotatory round pin axle by the hoop formula buckle back to back of the body of two isostructures, and every hoop formula buckle includes a knot seat and an arc buckle closure, and the inner wall of knot seat is convex, the one end of this knot seat with the one end of buckle closure is articulated, and its key lies in: the other end of the buckle seat is provided with an upper ear and a lower ear, a gap is reserved between the two ears, and strip-shaped holes which are consistent with the axial direction of the rotary pin shaft are arranged on the two ears; the other end of the buckle cover is a movable end, a pin hole is arranged on the movable end, and when the pipeline is connected, the movable end is clamped between two ears of the buckle seat and is locked with the buckle seat through a wedge block penetrating through the strip-shaped hole and the pin hole.

However, the hinge structure is adopted between the buckle seat and the buckle cover, and the hinge structure is easy to damage in the installation process, so that the long-term recycling is not facilitated.

Disclosure of Invention

The purpose of the invention is: the scaffold fastener and the mounting tool thereof are provided, the C-shaped pressing seat and the C-shaped pressing cover are fixed by two wedge blocks, and the problems of easy damage and short service life caused by a hinged structure are solved; meanwhile, the two wedges are clamped by the aid of the mounting tool, and then the mounting tool is knocked, so that the two wedges are synchronously mounted, and mounting efficiency is improved.

In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:

the utility model provides a scaffold fastener, includes that two C shape press seat and two C shape glands, two C shape press seat back to be connected, two C shape glands press the seat installation relatively with two C shapes respectively, the tip homogeneous body shaping at seat both ends is pressed to the C shape has first extension piece, the homogeneous body shaping of first extension piece lateral surface has the connecting block, set up the hole of carving that the cross-section is right trapezoid shape on the connecting block, the equal integrated into one piece in both ends tip of gland has the second to extend the piece, the rectangle via hole has been seted up on the second extends the piece, the connecting block is worn to establish at the rectangle and is crossed downtheholely, carve the hole second and extend the piece outside and wear to be equipped with and carve the piece, the longitudinal section that carves the piece is the narrow right trapezoid shape under the width.

Further, the inner walls of the C-shaped pressing seat and the C-shaped pressing cover are provided with internal threads. Such structural design, the external screw thread that the cooperation was seted up on the steel pipe corresponds can strengthen the frictional force between steel pipe and the fastener, avoids the steel pipe slippage.

Further limit, L-shaped grooves are formed in the side surfaces of the two sides of the wedge block.

The utility model provides a mounting tool of scaffold fastener, this mounting tool is used for installing foretell scaffold fastener, mounting tool includes C shape link and the handle of fixed connection in C shape link rear end middle part, the equal integrated into one piece in both ends of C shape link has an L shape clamping jaw, L shape clamping jaw middle part is seted up jaggedly. According to the structural design, when the wedge is used, the L-shaped clamping claws are embedded in the L-shaped grooves, one sides of the wedges are clamped in the notches, the C-shaped connecting frame is knocked through the hammer, the two wedges can be knocked into the corresponding wedge holes at the same time, and the working efficiency is improved.

Further, the L-shaped clamping jaw is embedded with a magnet. According to the structural design, the wedge blocks are adsorbed through the magnets, when the installation tool is used, the wedge blocks can be placed in front of the gaps firstly, then the wedge blocks are pushed towards the inner sides of the gaps, the L-shaped clamping claws are clamped in the L-shaped grooves, then the wedge blocks are pushed upwards, the wedge blocks are fixed on the installation tool through the adsorption of the magnets to the wedge blocks, then the two wedge blocks are placed in the corresponding wedge holes through the installation tool, and finally the C-shaped connecting frame is knocked through the hammer, so that the installation tool is more convenient to use; meanwhile, the magnet can prevent the wedge block from falling off from the mounting tool.

Further limit, the middle part of the upper end surface of the C-shaped connecting frame is integrally formed with a circular truncated cone. By means of the structural design, the middle of the C-shaped connecting frame is marked through the circular table, and when the circular table is knocked, the circular table is aligned to knock, so that the two L-shaped clamping claws bear the same force, and the synchronization of the two wedge blocks is guaranteed.

Further limit, the lower parts of the outer walls of the two sides of the L-shaped clamping jaw are fixedly connected with triangular reinforcing plates. By the aid of the structural design, the structural strength of the L-shaped clamping jaw is enhanced through the triangular reinforcing plate, and the service life of the L-shaped clamping jaw is prolonged.

Further limited, a shock-absorbing structure is arranged between the C-shaped connecting frame and the handle. Such structural design can reduce C shape link and strike the in-process, transmits the vibrations on the handle, improves the comfort level of the hand of grabbing on the handle, and the practicality is stronger.

The invention adopting the technical scheme has the advantages that:

1. the C-shaped pressing seat and the C-shaped pressing cover are fixed by two wedge blocks, so that the problems of easy damage and short service life caused by a hinged structure are solved;

2. the internal thread on the inner wall of the fastener is matched with the external thread arranged on the steel pipe, so that the friction force between the steel pipe and the fastener is enhanced, and the steel pipe is prevented from slipping;

3. the two wedges are clamped by the mounting tool, and then the mounting tool is knocked, so that the two wedges are synchronously mounted, and the mounting efficiency is improved;

4. when the installation tool is used, the wedge block is clamped through the installation tool, the wedge block does not need to be held by hands for knocking, the problem that the hands of an operator are knocked due to improper operation in operation is avoided, and the operation safety is improved;

5. through the shock-absorbing structure who installs between C shape link and the handle, reduce the strike in-process to C shape link, transmit the vibrations on the handle, improve the comfort level of the hand of grabbing on the handle.

Drawings

The invention is further illustrated by the non-limiting examples given in the accompanying drawings;

fig. 1 is a schematic structural view of a scaffold fastener and a mounting tool thereof according to the present invention;

FIG. 2 is a schematic view of an exploded structure of a scaffold fastener and its installation tool according to the present invention;

FIG. 3 is a schematic view of a wedge block of a fastener and an installation tool for a scaffold according to the present invention;

FIG. 4 is a schematic view of a mounting tool of the scaffold fastener and the mounting tool thereof according to the present invention;

the main element symbols are as follows:

c-shaped pressing seat 1, steel pipe 10, external thread 101,

A first extension block 11, a connecting block 12, a wedge hole 13,

A C-shaped gland 2, an internal thread 20, a second extension block 21, a rectangular through hole 22,

A wedge block 3, an L-shaped groove 31,

The device comprises a circular truncated cone 40, a C-shaped connecting frame 41, an L-shaped clamping jaw 42, a notch 43, a handle 44 and a damping structure 45.

Detailed Description

In order that those skilled in the art can better understand the present invention, the following technical solutions are further described with reference to the accompanying drawings and examples.

As shown in fig. 1 to 4, the scaffold fastener of the present invention includes two C-shaped pressing bases 1 and two C-shaped pressing covers 2, the two C-shaped pressing bases 1 are connected back to back, the two C-shaped pressing covers 2 are respectively installed opposite to the two C-shaped pressing bases 1, the end portions of the two ends of the C-shaped pressing bases 1 are integrally formed with first extending blocks 11, the outer side surfaces of the first extending blocks 11 are integrally formed with connecting blocks 12, the connecting blocks 12 are provided with wedge holes 13 having a right trapezoid cross section, the end portions of the two ends of the pressing covers 2 are integrally formed with second extending blocks 21, the second extending blocks 21 are provided with rectangular through holes 22, the connecting blocks 12 are arranged in the rectangular through holes 22, the wedge holes 13 are provided with wedges 3 outside the second extending blocks 21, and the longitudinal cross section of the wedge blocks 3 is formed in a right trapezoid shape with a wide top and a narrow bottom.

The inner walls of the C-shaped pressing seat 1 and the C-shaped pressing cover 2 are both provided with internal threads 20. The corresponding external thread 101 provided on the steel pipe 10 can enhance the friction between the steel pipe 10 and the fastener, and prevent the steel pipe 10 from slipping.

The two side surfaces of the wedge block 3 are both provided with L-shaped grooves 31.

The utility model provides a mounting tool of scaffold fastener, this mounting tool is used for installing foretell scaffold fastener, and mounting tool includes C shape link 41 and fixed connection at the handle 44 of C shape link 41 rear end middle part, and the equal integrated into one piece in both ends of C shape link 41 has an L shape clamping jaw 42, and breach 43 has been seted up in the middle part of L shape clamping jaw 42. When the wedge-shaped connecting frame is used, the L-shaped clamping jaw 42 is embedded in the L-shaped groove 31, one side of the wedge block 3 is clamped in the notch 43, the C-shaped connecting frame 41 is knocked through the hammer, the two wedge blocks 3 can be knocked into the corresponding wedge holes 13 at the same time, and the working efficiency is improved.

The L-shaped clamping jaw 4 is embedded with a magnet. The wedge 3 is adsorbed by the magnet, when the wedge 3 is used, the wedge 3 can be placed in front of the notch 43, then the wedge 3 is pushed into the notch 43, the L-shaped clamping jaw 42 is clamped in the L-shaped groove 31, then the wedge 3 is pushed upwards, the wedge 3 is fixed on the installation tool by the adsorption of the magnet on the wedge 3, then the two wedges 3 are placed in the corresponding wedge holes 13 by the installation tool, and finally the C-shaped connecting frame 41 is knocked by the hammer, so that the wedge is more convenient to use; at the same time, the magnets prevent the wedges 3 from falling off the mounting tool.

The middle part of the upper end surface of the C-shaped connecting frame 41 is integrally formed with a circular truncated cone 40. The middle part of the C-shaped connecting frame 41 is marked through the circular truncated cone 40, and when the circular truncated cone 40 is knocked, the two L-shaped clamping claws 42 can bear the same force, so that the synchronization of the two wedges 3 is ensured.

The lower parts of the outer walls of the two sides of the L-shaped clamping jaw 42 are fixedly connected with triangular reinforcing plates. The arrangement of the triangular reinforcing plate can enhance the structural strength of the L-shaped clamping jaw 42 and prolong the service life of the L-shaped clamping jaw 42.

A shock absorbing structure 45 is installed between the C-shaped connecting frame 41 and the handle 44, and the shock absorbing structure 45 may be rubber, a plurality of shock absorbing springs, and preferably a plurality of shock absorbing springs. The vibration transmitted to the handle 44 by the C-shaped connecting frame 41 in the knocking process can be reduced, the comfort level of the hand for holding the handle 44 is improved, and the practicability is high.

In this embodiment, when the installation tool is used, the steel pipe 1 is placed in the C-shaped pressure seat 1, the C-shaped pressure cover 2 covers the steel pipe 1, the second extending blocks 21 at the two ends of the C-shaped pressure cover 2 are sleeved on the corresponding connecting blocks 12, the wedge blocks 3 are placed in front of the gaps 43, the wedge blocks 3 are pushed towards the gaps 43, the L-shaped clamping claws 42 are clamped in the L-shaped grooves 31, the wedge blocks 3 are pushed upwards, the wedge blocks 3 are fixed on the installation tool through the adsorption of the magnets on the wedge blocks 3, the two wedge blocks 3 are placed in the corresponding wedge holes 13 through the installation tool, the C-shaped connecting frame 41 is knocked by using the hammer until the fastener clamps the steel pipe 1, and finally the installation tool is taken down.

The scaffold fastener and the installation tool thereof provided by the invention are described in detail above. The description of the specific embodiments is only intended to facilitate an understanding of the method of the invention and its core ideas. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims

1. A scaffold fastener, its characterized in that: comprises two C-shaped pressing seats (1) and two C-shaped pressing covers (2), wherein the two C-shaped pressing seats (1) are connected back to back, the two C-shaped pressing covers (2) are respectively arranged opposite to the two C-shaped pressing seats (1), the end parts of the two ends of the C-shaped pressing seat (1) are integrally formed with first extension blocks (11), a connecting block (12) is integrally formed on the outer side surface of the first extending block (11), a wedge hole (13) with a right trapezoid-shaped section is formed in the connecting block (12), the end parts of the two ends of the gland (2) are integrally formed with second extension blocks (21), the second extending block (21) is provided with a rectangular through hole (22), the connecting block (12) is arranged in the rectangular through hole (22) in a penetrating way, the wedge hole (13) is provided with a wedge block (3) at the outer side of the second extension block (21) in a penetrating manner, and the longitudinal section of the wedge block (3) is in a right-angle trapezoid shape with a wide upper part and a narrow lower part.

2. A scaffold fastener according to claim 1, wherein: and inner threads (20) are formed on the inner walls of the C-shaped pressing seat (1) and the C-shaped pressing cover (2).

3. A scaffold fastener according to claim 1 or 2, wherein: the side surfaces of the two sides of the wedge block (3) are both provided with L-shaped grooves (31).

4. A mounting tool for mounting the scaffold fastener of claim 3, wherein: the mounting tool comprises a C-shaped connecting frame (41) and a handle (44) fixedly connected to the middle portion of the rear end of the C-shaped connecting frame (41), wherein L-shaped clamping jaws (42) are integrally formed at two ends of the C-shaped connecting frame (41), and a notch (43) is formed in the middle of each L-shaped clamping jaw (42).

5. The scaffold fastener of claim 4, wherein: and a magnet is embedded on the L-shaped clamping jaw (42).

6. The scaffold fastener of claim 4, wherein: the middle part of the upper end surface of the C-shaped connecting frame (41) is integrally formed with a circular truncated cone (40).

7. The scaffold fastener of claim 4, wherein: the lower parts of the outer walls of the two sides of the L-shaped clamping jaw (42) are fixedly connected with triangular reinforcing plates.

8. The scaffold fastener of claim 4, wherein: and a damping structure (45) is arranged between the C-shaped connecting frame (41) and the handle (44).