CN219653901U

CN219653901U - Five-rod support net rack supporting device

Info

Publication number: CN219653901U
Application number: CN202320719807.5U
Authority: CN
Inventors: 李凡; 孙化明; 张广阳; 张丽镜; 孙希亮
Original assignee: Shandong Goldencity Construction Co ltd
Current assignee: Shandong Goldencity Construction Co ltd
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-09-08
Anticipated expiration: 2033-03-30

Abstract

The utility model is mainly applied to the technical field of buildings, and particularly relates to a five-rod support net rack supporting device which comprises an upper chord ball, an upper chord member, a lower chord ball, a lower chord member and a web member between the upper chord ball and the lower chord ball, wherein an additional ball is arranged on the outer side of the lower chord member, an upper chord additional rod, two inner lower chord additional rods and two outer lower chord additional rods are respectively arranged by taking the additional ball as a starting point, wherein the two inner lower chord additional rods are respectively positioned on the outer sides of the upper chord additional rods, and the two outer lower chord additional rods are respectively positioned on the outer sides of the two inner lower chord additional rods. According to the utility model, the bearing points of the hoisting net rack are changed by adding the support device, so that the aim of safely hoisting the net rack is fulfilled. The lifting device has the stress mode of lifting the grid frame consistent with the lifting mode of the grid frame in the normal use state. All jacking is safer and guaranteed, and the problem that the large hoisting equipment cannot be hoisted due to site restriction is solved. Meanwhile, various work types can be inserted for construction, the construction period is shortened, and the hoisting cost is reduced.

Description

Five-rod support net rack supporting device

Technical Field

The utility model relates to a five-rod support net rack supporting device, which is mainly applied to the technical field of buildings.

Background

Among modern various building styles, a grid structure is popular because of faster construction, lighter weight and longer service life, and the grid structure is applied to more than two buildings, and the hoisting method of the grid structure is generally to use large hoisting equipment and hydraulic jacking. When the field is narrow or other factors restrict large-scale construction hoisting equipment can not be developed, the construction period is short, and the crane hoisting and hydraulic jacking hoisting sides have no construction advantage.

Disclosure of Invention

The utility model aims to solve the technical problems that: the five-rod support net rack supporting device is simple in structure, free of site restriction, convenient to hoist and mount and cost-saving.

The five-bar support net rack supporting device comprises an upper chord ball, an upper chord member, a lower chord member, a web member between the upper chord ball and the lower chord ball, wherein the lower chord ball comprises an outer lower chord ball and an inner lower chord ball, an additional ball is arranged on the outer side of the lower chord member, an upper chord additional bar, two inner lower chord additional bars and two outer lower chord additional bars are respectively arranged on the outer side of the upper chord additional bars by taking the additional ball as a starting point, and the two outer lower chord additional bars are respectively arranged on the outer sides of the two inner lower chord additional bars.

The additional ball is provided with a hanging ring, and is a hollow ball.

And the tail end of the upper chord additional rod is welded with the adjacent upper chord ball.

The tail ends of the two inner lower chord additional rods are respectively welded with two adjacent inner lower chord balls.

And the tail ends of the two outer lower chord additional rods are respectively welded with two adjacent outer lower chord balls.

The upper chord additional rod, the inner lower chord additional rod and the outer lower chord additional rod are respectively welded with the additional ball.

The four-angle pyramid structure is formed by taking the additional balls as vertexes, two inner lower chord additional rods and two outer lower chord additional rods as edges, and lower chords between the corresponding lower chord balls as bottom edges.

The upper chord ball is taken as a vertex, the upper chord additional rod is taken as one edge, the two web members connecting the upper chord ball and the two inner side lower chord balls are taken as the other two edges, and the lower chord member between the two inner side lower chord balls and the two inner side lower chord additional rods are taken as the bottom edges to form a triangular pyramid structure.

The additional ball is connected with a chain block through a hanging ring, and the chain block is connected with an electric chain hoist.

The chain block is fixedly connected with the hanging ring through a saddle clamp.

The utility model utilizes the structural principle of a triangular pyramid and a quadrangular pyramid to manufacture a supporting device which is added with five rods made of the same material as the net rack and a welding ball at the bottom of the net rack, and the device forms the structural stability of the quadrangular pyramid by connecting four rods with a lower chord ball and an additional ball. The additional ball is connected with the upper chord ball and the original grid structure rod piece through adding a rod piece to form a triangular pyramid structure. The device and the hoisted net frame are combined into a unified whole. Hanging the lifting appliance on a lifting ring of an additional ball, lifting by using a DHT10 type electric loop chain lifting machine (commonly called electric hoist), completing residual welding workload after lifting, and dismantling the net rack after completing.

The beneficial effects of the utility model are as follows:

according to the utility model, the bearing points of the hoisting net rack are changed by adding the support device, so that the aim of safely hoisting the net rack is fulfilled. The lifting device has the stress mode of lifting the grid frame consistent with the lifting mode of the grid frame in the normal use state. All jacking is safer and guaranteed, and the problem that the large hoisting equipment cannot be hoisted due to site restriction is solved. Meanwhile, various work types can be inserted for construction, the construction period is shortened, and the hoisting cost is reduced.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

FIG. 2 is a schematic cross-sectional view of the structure at A-A in FIG. 1.

Fig. 3 is a right-side view of the structure of fig. 2.

In the figure: 1. an upper chord; 2. a lower chord; 3. an additional ball; 4. an outer lower chord additional bar; 5. an inner bottom chord additional bar; 6. a lower outer chord ball; 7. a string ball is arranged; 8. an inner bottom chord ball; 9. a web member; 10. a winding additional rod; 11. and (5) hanging rings.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

as shown in fig. 1 to 3, the five-bar support net rack supporting device of the utility model comprises an upper chord ball 7, an upper chord member 1, a lower chord ball, a lower chord member 2, and a web member 9 between the upper chord ball 7 and the lower chord ball, wherein the lower chord ball comprises an outer lower chord ball 6 and an inner lower chord ball 8, an additional ball 3 is arranged outside the lower chord member 2, an upper chord additional rod 10, two inner lower chord additional rods 5 and two outer lower chord additional rods 4 are respectively arranged with the additional ball 3 as a starting point, wherein the two inner lower chord additional rods 5 are respectively positioned outside the upper chord additional rods 10, and the two outer lower chord additional rods 4 are respectively positioned outside the two inner lower chord additional rods 5. The hanging ring 11 is arranged on the additional ball 3, and the additional ball 3 is a hollow ball. The ends of the upper chord additional bars 10 are welded to the adjacent upper chord balls 7. The ends of the two inner lower chord additional bars 5 are respectively welded with two adjacent inner lower chord balls 8. The tail ends of the two outer lower chord additional rods 4 are respectively welded with two adjacent outer lower chord balls 6. The upper chord additional bar 10, the inner lower chord additional bar 5 and the outer lower chord additional bar 4 are welded with the additional balls 3, respectively. The four-angle cone structure is formed by taking the additional ball 3 as a vertex, two inner lower chord additional rods 5 and two outer lower chord additional rods 4 as edges and the lower chord 2 between the corresponding lower chord balls as a bottom edge. The upper chord ball 7 is taken as a vertex, the upper chord additional rod 10 is taken as one edge, the two web members 9 connected with the upper chord ball 7 and the two inner side lower chord balls 8 are taken as the other two edges, and the lower chord member 2 between the two inner side lower chord balls 8 and the two inner side lower chord additional rods 5 are taken as the bottom edges to form a triangular pyramid structure. The additional ball 3 is connected with a chain block through a hanging ring 11, and the chain block is connected with an electric loop chain hoist. The chain block is fixedly connected with the hanging ring 11 through a saddle clamp.

The utility model utilizes the structural principle of a triangular pyramid and a quadrangular pyramid to manufacture a supporting device which is added with five rods made of the same material as the net rack and a welding ball at the bottom of the net rack, and the device forms the structural stability of the quadrangular pyramid by connecting four rods, a lower chord ball and an additional ball 3. The additional ball 3 is connected with the upper chord ball 7 and the original net frame structure rod by adding a rod piece to form a triangular pyramid structure. The device and the hoisted net frame are combined into a unified whole. The lifting appliance is hung on the lifting ring 11 of the additional ball 3, the lifting appliance is lifted by a DHT10 type electric loop chain lifting machine (commonly called electric hoist), the residual welding workload is completed after the lifting, and the net frame is removed after the lifting.

When in use, the utility model is uniformly arranged on two sides of the net rack. The joint stress point of the triangular pyramid structure body and the quadrangular pyramid structure body is an additional ball 3, and the two structures are compositely overlapped to form a stable triangular pyramid body. The distance between the additional ball 3 and the reinforced concrete frame column is changed by changing the lengths of the inner lower chord ball additional rod, the outer lower chord ball additional rod and the upper chord ball 7 additional rod. And then change the stress point of the integral hoisting hanging point of the integral net rack. The welding seam in the device is required to be a first-level welding seam. After the five-rod net rack support is installed, the net rack is lifted up after descending, and a backing plate is needed to be arranged under the additional ball 3. And replacing the binding position of the steel wire rope, and hanging the lifting hook of the chain block on the lifting ring 11 of the additional ball 3 by using a binding hook. And (3) measuring the heights of four corners of the net rack by using a laser range finder every 1.0m of the net rack. Stopping overall lifting when the height deviation exceeds 100mm, adjusting the lower chord level of the net rack through lifting of the lower edge, and dismantling the five-rod support after finishing other welding works.

Claims

1. The utility model provides a five pole support rack strutting arrangement, includes string ball (7), upper chord (1), lower chord (2) and go up web member (9) between string ball (7) and the lower chord, and lower chord includes outside lower chord (6) and inboard lower chord (8), its characterized in that: the outer sides of the lower chords (2) are provided with additional balls (3), an upper chord additional rod (10), two inner lower chord additional rods (5) and two outer lower chord additional rods (4) are respectively arranged by taking the additional balls (3) as starting points, wherein the two inner lower chord additional rods (5) are respectively positioned at the outer sides of the upper chord additional rods (10), and the two outer lower chord additional rods (4) are respectively positioned at the outer sides of the two inner lower chord additional rods (5).

2. The five bar support rack support device of claim 1, wherein: the additional ball (3) is provided with a hanging ring (11), and the additional ball (3) is a hollow ball.

3. The five bar support rack support device of claim 1, wherein: the tail end of the upper chord additional rod (10) is welded with the adjacent upper chord ball (7).

4. The five bar support rack support device of claim 1, wherein: the tail ends of the two inner lower chord additional rods (5) are respectively welded with two adjacent inner lower chord balls (8).

5. The five bar support rack support device of claim 1, wherein: the tail ends of the two outer lower chord additional rods (4) are respectively welded with two adjacent outer lower chord balls (6).

6. The five bar support rack support device of claim 1, wherein: the upper chord additional rod (10), the inner lower chord additional rod (5) and the outer lower chord additional rod (4) are respectively welded with the additional ball (3).

7. The five bar support rack support device of claim 1, wherein: the four-angle pyramid structure is formed by taking the additional balls (3) as vertexes, taking two inner lower chord additional rods (5) and two outer lower chord additional rods (4) as edges and taking the lower chord rods (2) between the corresponding lower chord balls as bottom edges.

8. The five bar support rack support device of claim 1, wherein: the upper chord ball (7) is taken as a vertex, the upper chord additional rod (10) is taken as one edge, two web members (9) connected with the upper chord ball (7) and the two inner side lower chord balls (8) are taken as the other two edges, and the lower chord member (2) between the two inner side lower chord balls (8) and the two inner side lower chord additional rods (5) are taken as the bottom edges to form a triangular pyramid structure.

9. The five bar support rack support device of claim 2, wherein: the additional ball (3) is connected with a chain block through a hanging ring (11), and the chain block is connected with an electric loop chain hoist.

10. The five bar support rack support device of claim 9, wherein: the chain block is fixedly connected with the hanging ring (11) through a saddle clamp.