CN221256121U

CN221256121U - Connecting piece for aluminum alloy scaffold cross rod

Info

Publication number: CN221256121U
Application number: CN202323177046.4U
Authority: CN
Inventors: 龚鲁川
Original assignee: Chongqing Zhongkun New Material Technology Co ltd
Current assignee: Chongqing Zhongkun New Material Technology Co ltd
Priority date: 2023-11-24
Filing date: 2023-11-24
Publication date: 2024-07-02
Anticipated expiration: 2033-11-24

Abstract

The utility model relates to the technical field of scaffold connecting structures, and particularly discloses a connecting piece for an aluminum alloy scaffold cross bar, which comprises a wheel disc fixedly connected to a vertical rod and an imbedding structure fixedly connected to the end part of the cross bar, wherein a plurality of round holes are circumferentially formed in the wheel disc, clamping grooves are symmetrically formed in the round holes, the imbedding structure comprises imbedding pipes fixedly connected to the end part of the cross bar and capable of sliding into the round holes, through grooves respectively symmetrically formed in the imbedding pipes, a inserted rod connected with the inner wall of the imbedding pipes in a sliding manner and a clamping block which is connected in the through grooves in a sliding manner and can be propped into the clamping grooves by the inserted rod.

Description

Connecting piece for aluminum alloy scaffold cross rod

Technical Field

The application relates to the technical field of scaffold connecting structures, and particularly discloses a connecting piece for an aluminum alloy scaffold cross bar.

Background

In the construction industry, the hand-adding machine for construction is assembled by scaffold components. Existing scaffold assemblies typically include a cross bar, a pole, and a connecting fastener with which the cross bar and pole are fixedly connected to overlap a construction scaffold. Adjacent cross bars in a plane can be built through a vertical rod through the disc buckle type connecting structure.

The aluminum alloy scaffold is used as one type of scaffold, the whole aluminum alloy scaffold is in 'building block' combined design, the parts are light in weight and easy to install, carry and store, and the weight of the aluminum alloy scaffold is only one third of that of the traditional steel structure scaffold. Thus, aluminum alloy scaffolds are now being used in a large number of applications.

In the disk buckle type connecting structure of the traditional aluminum alloy scaffold, a wheel disk is arranged on a vertical rod, a plurality of jacks are circumferentially formed in the wheel disk, plugs are mounted at the end parts of the cross rods, and the corresponding plugs are placed in the jacks and are positioned through bolts. The plug at the end of part of the cross rod can play the role of a bolt. Although this type of structure is installed and removed rapidly, the time of construction is short, and can play a role in complete support when bearing downward force. However, when an upward force is applied, the connection mode is easy to send, and potential safety hazards exist.

Accordingly, the inventors have found that a connector for an aluminum alloy scaffolding rail is provided to solve the above-mentioned problems.

Disclosure of utility model

The utility model aims to solve the problem that the cross rod still easily falls off when the connecting piece of the traditional aluminum alloy scaffold only can bear downward acting force and is jacked up.

In order to achieve the above purpose, the basic scheme of the utility model provides a connecting piece for an aluminum alloy scaffold cross rod, which comprises a wheel disc fixedly connected to a vertical rod and an imbedding structure fixedly connected to the end part of the cross rod, wherein a plurality of round holes are circumferentially formed in the wheel disc, clamping grooves are symmetrically formed in the round holes, the imbedding structure comprises an imbedding pipe fixedly connected to the end part of the cross rod and capable of sliding into the round holes, through grooves respectively symmetrically formed in the imbedding pipe, a inserted rod in sliding connection with the inner wall of the imbedding pipe, and a clamping block which is in sliding connection with the through grooves and can be propped into the clamping grooves by the inserted rod.

Further, a connecting plate is fixedly connected between the imbedding tube and the end part of the cross rod.

Further, a plurality of placing grooves which are respectively communicated with the round holes and penetrate through the outer wall of the wheel disc are formed in the wheel disc in the circumferential direction, the connecting plates can respectively slide into the placing grooves, and the width of the placing grooves is smaller than the diameter of the round holes.

Further, the outer wall of the connecting plate is also provided with vertical sliding tables, and sliding grooves which can be used for the sliding tables to slide in respectively are arranged in the embedding grooves.

Further, the bottom rigid coupling of putting into the pipe has the threaded rod, and the diameter of threaded rod is less than the diameter of round hole, but threaded rod external screw thread connection has to support the piece, supports the size of piece and is greater than the diameter of round hole.

Further, the top end of the imbedding tube is fixedly connected with a top annular plate which is propped against the upper end face of the wheel disc.

The principle and effect of this scheme lie in:

1. Compared with the prior art, the utility model also connects a plurality of cross bars on one vertical rod in a socket joint mode, so that the connection between different cross bars in the same plane is completed, and the connection between the cross bars is completed through the connection relationship between the embedded structure and the round holes of the wheel disc.

2. Compared with the prior art, when the connecting piece is installed, the embedded pipes at the two ends of the cross rod to be installed are correspondingly arranged in the round holes, the clamping grooves are always aligned with the through grooves in the process of arranging the embedded pipes in the round holes, the inserted rods are propped against the clamping blocks at the inner sides of the through grooves in the process of arranging the inserted rods, the clamping blocks are propped into the clamping grooves along with the arrangement of the inserted rods, the positions of the embedded pipes and the wheel disc are fixed through the clamping connection relation between the clamping grooves and the clamping blocks, the cross rod can bear the acting force in the upper direction and the lower direction under the condition that the inserted rods are not pulled out, and the problem that the cross rod is easy to fall off when the connecting piece of the traditional aluminum alloy scaffold is jacked up is solved.

3. Compared with the prior art, the utility model also has the advantages that the imbedding groove and the sliding groove are formed in the wheel disc, the connecting plate and the sliding table outside the connecting plate are fixed between the imbedding pipe and the cross rod, and the stability of the cross rod installation is improved.

4. Compared with the prior art, the push-pull type cross rod is provided with the push-pull block through the threaded rod, after the insertion pipe and the threaded rod are inserted into the round hole, the threaded rod extends out of the round hole, and the push-pull block is arranged below the round hole and used for preventing the cross rod from falling off when being acted by upward force.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 shows a schematic view of a connector for an aluminum alloy scaffold cross bar according to an embodiment of the present application;

fig. 2 is a side view of an arrangement of a connector for an aluminum alloy scaffold cross bar according to an embodiment of the present application;

Fig. 3 is a schematic view showing an arrangement of a connector for an aluminum alloy scaffold cross bar according to an embodiment of the present application;

Fig. 4 is a cross-sectional view showing an arrangement of a connector for an aluminum alloy scaffold beam according to an embodiment of the present application.

Detailed Description

In order to further describe the technical means and effects adopted by the present utility model for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present utility model with reference to the accompanying drawings and preferred embodiments.

Reference numerals in the drawings of the specification include: the device comprises a vertical rod 1, a wheel disc 2, a round hole 3, a cross rod 4, a connecting plate 5, an imbedding pipe 6, a supporting block 7, an inserting rod 8, a conical table 9, a threaded rod 10 and a sliding table 11.

An aluminum alloy scaffold cross bar connector, an embodiment of which is shown in fig. 1:

Comprises a wheel disc 2 integrally formed on a vertical rod 1 and an imbedding structure integrally formed at the end part of a cross rod 4.

Specifically, four rectangular insertion grooves are formed in the wheel disc 2 from outside to inside in the circumferential direction, the inner side ends of the insertion grooves do not extend to the outer wall of the vertical rod 1, and two vertical sliding grooves are formed in the inner walls of the two sides of the insertion grooves respectively. A round hole 3 is arranged at the inner side end part of the placement groove, and the diameter of the round hole 3 is larger than the width of the placement groove.

The imbedding structure comprises a connecting plate 5 integrally formed at the end part of the cross rod 4, an imbedding tube 6 integrally formed at the free end of the connecting plate 5 and a clamping table integrally formed at the bottom end of the imbedding tube 6.

Specifically, the connecting plate 5 is also a rectangular plate and can slide in the insertion groove, and a vertical sliding table 11 which can slide into the sliding groove is respectively and integrally formed at two sides of the connecting plate 5. The diameter of the imbedding tube 6 is the same as the diameter of the round hole 3.

The outer wall of the imbedding pipe 6 is also integrally formed with a top annular plate which extends to the outer side of the connecting plate 5. Two sides of the imbedding tube 6 below the top annular plate are respectively provided with a through groove, and a clamping block is arranged in the through groove.

The clamping table at the bottom end of the imbedding tube 6 comprises a round table and a threaded rod 10 integrally formed at the bottom of the round table. The diameter of the top of the circular truncated cone is the same as the outer diameter of the insertion tube 6, the diameter of the bottom of the circular truncated cone is smaller than the diameter of the top, and the diameter of the threaded rod 10 is smaller than the diameter of the bottom of the circular truncated cone.

A stop 7 can be mounted by means of a threaded rod 10. The supporting block 7 is provided with a thread groove, and the supporting block 7 can be arranged on the threaded rod 10 through the thread groove. And the height of the imbedding pipe 6 is smaller than the depth of the round hole 3, after the cross rod 4 is installed, the bottom end face of the round table is flush with the bottom end face of the wheel disc 2, the upper end face of the abutting block 7 is attached to the bottom end face of the wheel disc 2, and the abutting block 7 is larger than the round hole 3 in size.

Two symmetrical clamping grooves are also formed in each round hole 3 on the wheel disc 2. A section of closed ring groove is also arranged in the through groove. The clamping block comprises a ring table and two conical tables 9 which are respectively integrally formed at two sides of the ring table. The diameter of the ring table is larger than the diameter of the conical table 9, and the ring table can slide in the ring groove. And return springs are also arranged between the outer side end surface of the annular table and the end surface of the annular groove. The conical tables 9 on the two sides of the ring table can respectively extend out of the through grooves correspondingly.

When the utility model is used, the corresponding imbedding structures at the two ends of the cross rod 4 to be installed are respectively imbedded in the wheel discs 2 on the corresponding upright posts at the two sides, the imbedding pipes 6 are imbedded corresponding to the round holes 3, the connecting plates 5 are imbedded corresponding to the imbedding grooves, in the process of imbedding the connecting plates 5 corresponding to the round holes 3, the conical table 9 at the outer side of the ring groove is propped inwards by the return spring between the ring table and the end face of the ring groove, the conical table 9 at the inner side of the ring table stretches into the inner side of the imbedding pipe 6, then the corresponding imbedding pipe 6 is imbedded with the inserted rod 8, the diameter of the inserted rod 8 is the same as the inner diameter of the imbedding pipe 6, after the inserted rod 8 is imbedded, the inserted rod 8 is propped against the inclined surface at the upper side of the conical table 9 at the inner side of the ring table, the conical table 9 at the inner side of the ring table is propped outwards, so that the conical table 9 at the inner side of the ring table is correspondingly propped into the clamping groove, the fixation of the imbedding pipe 6 can be realized as long as the inserted rod 8 is not pulled out, and further, the threaded rod 7 can be further fixed by installing at the bottom 10 of the imbedding pipe 6.

The present utility model is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present utility model.

Claims

1. The utility model provides a connecting piece for aluminum alloy scaffold horizontal pole which characterized in that: the rotary table comprises a wheel disc fixedly connected to a vertical rod and an imbedding structure fixedly connected to the end part of a cross rod, wherein a plurality of round holes are formed in the wheel disc in the circumferential direction, clamping grooves are symmetrically formed in the round holes, the imbedding structure comprises imbedding pipes fixedly connected to the end part of the cross rod and capable of sliding into the round holes, through grooves respectively symmetrically formed in the imbedding pipes, inserting rods connected with the inner walls of the imbedding pipes in a sliding mode, and clamping blocks which are connected in the through grooves in a sliding mode and can be propped into the clamping grooves by the inserting rods.

2. The connecting piece for the cross bar of the aluminum alloy scaffold according to claim 1, wherein a connecting plate is fixedly connected between the imbedding tube and the end part of the cross bar.

3. The connecting piece for the cross bar of the aluminum alloy scaffold according to claim 2, wherein a plurality of embedded grooves which are respectively communicated with the round holes and penetrate through the outer wall of the wheel disc are formed in the wheel disc in the circumferential direction, the connecting plates can be respectively slid into the embedded grooves, and the width of the embedded grooves is smaller than the diameter of the round holes.

4. The connecting piece for the aluminum alloy scaffold cross rod according to claim 3, wherein the outer walls of the connecting plates are also provided with vertical sliding tables, and sliding grooves into which the sliding tables can correspondingly slide respectively are arranged in the embedded grooves.

5. The connecting piece for the cross rod of the aluminum alloy scaffold according to claim 2, wherein the bottom end of the imbedding tube is fixedly connected with a threaded rod, the diameter of the threaded rod is smaller than that of the round hole, the threaded rod is externally connected with a supporting block in a threaded manner, and the size of the supporting block is larger than that of the round hole.

6. The connecting piece for the cross bar of the aluminum alloy scaffold according to claim 2, wherein the top end of the imbedding tube is fixedly connected with a top annular plate which is propped against the upper end face of the wheel disc.