CN213837307U

CN213837307U - Suspender fastening device

Info

Publication number: CN213837307U
Application number: CN202022376689.1U
Authority: CN
Inventors: 李明; 鞠凯军; 董浩; 于玮; 闫学新; 逄军辉
Original assignee: Qingdao Installation & Construction Co ltd
Current assignee: Qingdao Installation & Construction Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-07-30
Anticipated expiration: 2030-10-23

Abstract

The utility model discloses a suspender fastening device, which comprises a vertical rod, a handle connected with the lower end of the vertical rod, and a hexagonal sleeve connected with the upper end of the vertical rod; the handle is perpendicular to the upright rod, and the center of the handle is welded and fixed with the bottom of the upright rod; one end of the hexagonal sleeve is welded with a connecting pipe; the other end of the connecting pipe is sleeved with a thread and is fixedly connected with the upright rod through a pipe hoop; a hanging rod is movably inserted into the vertical rod; the upper end of the hanger rod penetrates through the nut and is sleeved in the expansion pipe; a conical nut is locked and installed at the other end of the expansion pipe; the nut is sleeved in the hexagonal sleeve; the expansion pipe is exposed out of the hexagonal sleeve; the suspender fastening device of the utility model has simple operation and high work efficiency; climbing is not needed, and potential safety hazards are avoided; the carrying is convenient, and the use is not limited by the terrain; the suspender is not influenced by external force in the whole installation process, and quality problems such as deformation and the like can not be caused.

Description

Suspender fastening device

Technical Field

The utility model relates to a jib fastener belongs to jib erection equipment technical field.

Background

The construction of air-conditioning air pipes, water pipes, threading pipes and bridge hanger rods. The mode is often that constructor utilizes movable scaffold frame or double ladder to install the jib after ascending a height, and the work progress is loaded down with trivial details, needs the operation of ascending a height, and the setting up of scaffold frame is restricted in the topography, and the efficiency of construction is low, and is dangerous big. Therefore, in order to solve the above problems, the utility model provides a hanging rod fastening device for mounting concrete roof hanging rods, which is suitable for various air-conditioning air pipes, water pipes, threading pipes and bridge frames with the height within 8m and the diameter of the hanging rod within 18 mm; in terms of construction period, the hanger rod fastening device provided by the utility model can avoid the processes of carrying, assembling and climbing scaffold up and down for many times, thereby improving the efficiency and greatly advancing the construction period; in the aspect of construction safety, the suspender fastening device provided by the utility model eliminates the danger of high-altitude operation, and is beneficial to safety prevention and control; in the aspect of economy, use the utility model provides a jib fastener has not only saved the manpower, has reduced expense such as scaffold frame lease moreover.

Disclosure of Invention

In order to solve the problem, the utility model provides a jib fastener, easy operation, the security is good, and portable does not receive the topography restriction during the use.

The utility model discloses a suspender fastening device, which comprises a vertical rod, a handle connected with the lower end of the vertical rod, and a hexagonal sleeve connected with the upper end of the vertical rod; the handle is perpendicular to the upright rod, and the center of the handle is welded and fixed with the bottom of the upright rod; one end of the hexagonal sleeve is welded with a connecting pipe, the hexagonal sleeve and the connecting pipe form a rod head part, and when the suspender is installed, the nut is rotated by utilizing the hexagonal sleeve of the driving rod head part of the vertical rod, so that the expansion pipe is expanded to complete the fixation of the suspender; the other end of the connecting pipe is sleeved with a thread and is fixedly connected with the upright stanchion through a pipe hoop, and the connecting pipe at the pole head part is fixedly connected with the upright stanchion through the pipe hoop, so that the pole head part and the upright stanchion can be conveniently disassembled and assembled to adapt to the fastening installation of the hanging poles with different specifications; wherein, the club head part can be processed into a standard part in advance and can be directly assembled before use; a hanging rod is movably inserted into the vertical rod; the upper end of the hanger rod penetrates through the nut and is sleeved in the expansion pipe; a conical nut is locked and installed at the other end of the expansion pipe; the nut is sleeved in the hexagonal sleeve; the expansion pipe is exposed out of the hexagonal sleeve; a complete set of suspender fastening device is assembled according to the height of a construction site, a suspender is placed in a vertical rod of the suspender fastening device, and an expansion bolt part of the suspender is exposed outside the vertical rod due to the obstruction of a hexagonal sleeve; and positioning and opening bolt holes on the top plate by using infrared positioning hydraulic type punching equipment, aligning the expansion bolt part at the top of the suspender with the bolt holes, hammering and rotating a handle of the fastening device by using the suspender fastening device, and fixing the whole set of upright stanchion in place.

Furthermore, the upright stanchion, the handle and the connecting pipe are all made of DN20 hot galvanized steel pipes.

As a preferred embodiment, the length of the vertical rod is not more than 6m, the length of the vertical rod is selected according to the installation height of the hanger rod, the most suitable length is generally 0.5-4 m, and the installation height of the hanger rod can be 2 m by a constructor, so that the construction with the installation height of the hanger rod of 2.5-6 m can be completed, and because the national standard length of the hot-dip galvanized steel pipe is 6m, when the length of the vertical rod exceeds 6m, namely the installation height exceeds 8m, the vertical rod is too long, so that the construction convenience is reduced, and the construction efficiency is affected.

Furthermore, the upper end of the vertical rod is sleeved with a thread and is fixedly connected with the connecting pipe through a pipe hoop; the lower end of the vertical rod is polished into an inner arc structure by a polishing machine and is welded and fixed with the handle, when the length of the vertical rod is determined, the steel pipe is cut into the vertical rod with the corresponding length by a toothless saw, the mantle fiber at one end is connected with the hexagonal sleeve at the head part of the vertical rod, and the polishing machine is used for polishing the other end of the vertical rod into an inner arc and welding the inner arc with the handle.

Further, the handle length is 0.2-0.4 m.

Further, the connecting tube has a length of 0.1 m.

As a preferable embodiment, the two end surfaces of the handle are provided with anti-slip lines, so that the handle is convenient to grasp, and the friction force and the anti-slip capability during grasping are improved.

As the preferred embodiment, the side of the vertical rod is also provided with an auxiliary handle of a side U-shaped structure, so that the auxiliary handle can play a role of auxiliary support, the direction of the vertical rod can be better controlled by an operator, and the installation efficiency of the suspension rod is improved.

Compared with the prior art, the utility model has the advantages that the operation is simple and the work efficiency is high; climbing is not needed, and potential safety hazards are avoided; the carrying is convenient, and the use is not limited by the terrain; the suspender is not influenced by external force in the whole installation process, and quality problems such as deformation and the like can not be caused.

Drawings

Fig. 1 is a schematic structural view of a boom fastening device according to embodiment 1 of the present invention.

Fig. 2 is a schematic view of an assembly structure of a boom according to embodiment 1 of the present invention.

Fig. 3 is an assembly view of a boom and a boom fastening device according to embodiment 1 of the present invention.

Fig. 4 is a schematic structural view of a boom fastening device according to embodiment 2 of the present invention.

Fig. 5 is a schematic diagram of the corresponding specification of the hexagonal socket and the expansion bolt of the present invention.

The parts in the drawings are marked as follows: 1-upright rod, 2-handle, 3-hexagonal sleeve, 4-connecting pipe, 5-pipe hoop, 6-suspender, 7-nut, 8-expansion pipe, 9-conical nut, 10-anti-skid thread, and 11-auxiliary handle.

Detailed Description

Example 1:

the suspender fastening device shown in fig. 1 to 3 comprises a vertical rod 1, a handle 2 connected with the lower end of the vertical rod 1, and a hexagonal sleeve 3 connected with the upper end of the vertical rod 1; the handle 2 is perpendicular to the upright rod 1, and the center of the handle 2 is welded and fixed with the bottom of the upright rod 1; one end of the hexagonal sleeve 3 is welded with a connecting pipe 4; the other end of the connecting pipe 4 is sheathed with a thread and is fixedly connected with the upright rod 1 through a pipe hoop 5; a hanging rod 6 is movably inserted into the upright rod 1; the upper end of the hanger rod 6 passes through a nut 7 and is sleeved in an expansion pipe 8; the other end of the expansion pipe 8 is provided with a conical nut 9 in a locking way; the nut 7 is sleeved in the hexagonal sleeve 3; the expansion pipe 8 is exposed outside the hexagonal sleeve 3.

The upright rod 1, the handle 2 and the connecting pipe 4 are all made of DN20 hot galvanized steel pipes.

The length of the vertical rod 1 is not more than 6m, the vertical rod is selected according to the installation height of the suspender, the general optimum length is 0.5-4 m, the operation height of a constructor is 2 m, the construction with the installation height of the suspender being 2.5-6 m can be completed, the national standard length of the hot-dip galvanized steel pipe is 6m, when the vertical rod is more than 6m, namely the installation height is more than 8m, the vertical rod is too long, so that the construction convenience is reduced, and the construction efficiency is influenced.

The upper end of the upright rod 1 is sheathed with a thread and is fixedly connected with a connecting pipe 4 through a pipe hoop 5; the lower end of the vertical rod 1 is polished into an inner arc structure through a polishing machine and is welded and fixed with the handle 2, after the length of the vertical rod is determined, the steel pipe is cut into the vertical rod with the corresponding length through a toothless saw, a mantle fiber at one end is connected with a hexagonal sleeve at the head part of the rod, and the other end of the vertical rod is polished into an inner arc through the polishing machine and is welded with the handle.

The length of the handle 2 is 0.2-0.4 m.

The length of the connecting tube 4 is 0.1 m.

The two end surfaces of the handle 2 are provided with anti-skid grains 10, so that the handle is convenient to grasp, and the friction force and the anti-skid capacity during grasping are improved.

Example 2:

as shown in the suspender fastening device of fig. 4, the side surface of the upright stanchion 1 is also provided with an auxiliary handle 11 with a side U-shaped structure, which can play a role of auxiliary support, is helpful for an operator to better control the upright stanchion direction, and improves the suspender installation efficiency.

The utility model discloses a jib fastener, its preparation and installation steps are as follows:

the first step, according to the requirement of construction design drawing and site operation environment, to each part lectotype and equipment of jib fastener:

1) pole setting: the method is characterized in that DN20 hot-dip galvanized steel pipes with the inner diameter of 21.3mm are selected, the weight and the rigidity of the steel pipes are most suitable, the length is selected according to the installation height of a suspender, the most suitable length is 0.5-4 m, and the installation height of a constructor is 2 m, so that the construction with the installation height of the suspender of 2.5-6 m can be completed, and because the national standard length of the hot-dip galvanized steel pipe is 6m, when the length of an upright rod exceeds 6m, namely the installation height exceeds 8m, the upright rod is too long, so that the construction convenience is reduced, and the construction efficiency is influenced; after the length is determined, cutting the steel pipe into vertical rods with corresponding lengths by using a toothless saw, connecting a mantle fiber at one end with the head part of the rod, and polishing the other end into an inner arc shape by using a polishing machine to be welded with a handle;

2) a handle: DN20 hot dip galvanized steel pipe is used for conveniently taking materials and is consistent with the upright stanchion, the length is 0.2-0.4 m, and the middle position is firmly welded with the upright stanchion;

3) the club head part: according to design requirements, a suspender and an expansion bolt with corresponding specifications are selected, a hexagonal sleeve of the head part of the suspender is selected as shown in figure 5, the hexagonal sleeve is welded with a DN20 hot-dip galvanized steel pipe with the length of 0.1 meter, and a threading is arranged at the other end of the hexagonal sleeve and can be connected with an upright rod into a whole through a pipe hoop; the rod head part can be processed into a standard part in advance and can be directly assembled before use;

secondly, determining the position of the suspender according to a design drawing and a specification requirement, and opening a bolt hole for fixing the suspender on the top plate by using punching equipment (infrared positioning hydraulic punching equipment);

thirdly, determining the specification, length and number of the hanger rods according to a design drawing, cutting all hanger rods needing to be installed by using a toothless saw, selecting expansion bolts (expansion pipes) matched with the hanger rods, enabling the hanger rods to firstly penetrate through nuts, sleeving the expansion pipes, and locking the tail ends of the expansion pipes by using conical nuts, as shown in fig. 2;

fourthly, putting the complete set of hanger rods into upright rods of the hanger rod fastening device, standing constructors below the side of bolt holes of a top plate to erect the hanger rod fastening device and be vertical to a floor slab, aligning the tops of the hanger rod fastening devices with the bolt holes of the top plate, hammering the upright rods up and down to enable expansion bolts at the top ends of the hanger rod fastening devices to sink into the holes, rotating a handle clockwise, and driving nuts to rotate through the upright rods and hexagonal sleeves to enable expansion pipes to expand to complete the fixation of the hanger rods as shown in fig. 3;

and fifthly, extracting suspenders in each specified proportion according to the design and standard requirements and carrying out bearing capacity detection according to the professional requirements, and carrying out next procedure construction after the suspenders are detected to be qualified.

The above-mentioned embodiment is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles of the present invention are included in the claims of the present invention.

Claims

1. A boom fastening device characterized by: comprises a vertical rod, a handle connected with the lower end of the vertical rod, and a hexagonal sleeve connected with the upper end of the vertical rod; the handle is perpendicular to the upright rod, and the center of the handle is welded and fixed with the bottom of the upright rod; one end of the hexagonal sleeve is welded with a connecting pipe; the other end of the connecting pipe is sleeved with a thread and is fixedly connected with the upright rod through a pipe hoop; a hanging rod is movably inserted into the vertical rod; the upper end of the hanger rod penetrates through the nut and is sleeved in the expansion pipe; a conical nut is locked and installed at the other end of the expansion pipe; the nut is sleeved in the hexagonal sleeve; the expansion pipe is exposed out of the hexagonal sleeve.

2. The boom fastening apparatus of claim 1, wherein: the upright rod, the handle and the connecting pipe are all made of DN20 hot galvanized steel pipes.

3. The boom fastening apparatus of claim 1, wherein: the length of the vertical rod is not more than 6 m.

4. The boom fastening device according to any one of claims 1, 2 and 3, wherein: the upper end of the upright rod is sleeved with a thread and is fixedly connected with the connecting pipe through a pipe hoop; the lower end of the vertical rod is polished into an inner arc structure by a polishing machine and is welded and fixed with the handle.

5. The boom fastening device according to claim 1 or 2, wherein: the handle length is 0.2~0.4 m.

6. The boom fastening device according to claim 1 or 2, wherein: the connecting pipe is 0.1m in length.

7. The boom fastening apparatus of claim 1, wherein: the surface of two ends of the handle is provided with anti-skid grains.

8. The boom fastening apparatus of claim 1, wherein: and the side surface of the upright rod is also provided with an auxiliary handle with a side U-shaped structure.