CN210782254U

CN210782254U - Greenhouse arch bar

Info

Publication number: CN210782254U
Application number: CN201921571179.0U
Authority: CN
Inventors: 林贵霖
Original assignee: Xiamen Green World Green House Engineering Technic Co ltd
Current assignee: Xiamen Green World Green House Engineering Technic Co ltd
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-06-19
Anticipated expiration: 2029-09-20

Abstract

The utility model discloses a big-arch shelter arch bar, it is including the arch bar body that is the arc form, its characterized in that: the arch bar body is provided with a first connecting part and a second connecting part which are mutually clamped, and the first connecting part and the second connecting part are both clip hooks; and the first connecting part and the second connecting part are positioned on the inner side of the arch bar body. Compare in through welding closed current big-arch shelter arch bar, the utility model discloses the big-arch shelter arch bar is connected the closed structure in order to realize the arch bar through first arch bar and the cooperation of second arch bar that are back the shape structure, make no welding spot exist on the big-arch shelter arch bar, also avoided weldment work, so the galvanizing coat on the big-arch shelter arch bar can not damage because of the welding, complete galvanizing coat can effectual protection arch bar body, prevent that the arch bar body from rustting, corroding, thereby can prolong the life of big-arch shelter arch bar.

Description

Greenhouse arch bar

Technical Field

The utility model relates to a big-arch shelter member, concretely relates to big-arch shelter arch bar.

Background

The arch bar of the greenhouse is an arc-shaped greenhouse bar with a high middle part and two low ends. In order to prolong the service life of the arch bars of the greenhouse, a zinc layer is generally plated on the surfaces of the arch bars of the greenhouse, and the zinc layer can effectively prevent the arch bars of the greenhouse from rusting and corroding, so that the service life of the arch bars of the greenhouse is prolonged.

However, the existing greenhouse rods are generally welded pipes, and the zinc coating on the greenhouse arch rods can be formed before welding or after welding. If weld earlier the back zinc-plating, the welding pipe is weld forming earlier, then utilize the galvanizing bath to carry out the zinc-plating inside and outside the pipe fitting again, however, longer, when thinner pipe fitting carries out the zinc-plating in the galvanizing bath, inside the zinc liquid gets into the pipe fitting from the both ends of pipe fitting, the inside unable discharge of part air that can exist of pipe fitting and gather at the middle part of pipe fitting, this air can cause the defect that the pipe fitting inner wall exists and leak and plate, the local that leaks to plate can't play the guard action to the pipe fitting, cause the pipe fitting to rust extremely easily, corrode, thereby shorten the life of big-arch shelter.

If the raw materials are galvanized and then welded, the raw materials are galvanized and then welded to be formed, but a galvanized layer is damaged in the welding process, and the damaged part of the galvanized layer cannot protect the pipe fitting, so that the pipe fitting is easy to rust and corrode, and the service life of the greenhouse is shortened; or, the surface of the welded pipe needs to be subjected to secondary galvanizing, so that the production cost of the pipe fitting is further increased, the production efficiency of the pipe fitting is reduced, secondary galvanizing cannot be performed on the inner wall of the pipe fitting, and the part of the inner wall of the pipe fitting where the galvanized layer is damaged inevitably exists.

Therefore, the existing arch bar for the greenhouse has the defect that the surface of the pipe fitting is partially not covered by a zinc layer no matter the pipe fitting is formed first and then galvanized or the pipe fitting is galvanized first and then formed, so that the pipe fitting is easy to rust and corrode, and the service life of the arch bar for the greenhouse is shortened.

In view of this, the present designer has a deep conception aiming at many defects and inconveniences caused by the incomplete improvement of the structural design of the arch bar of the greenhouse, and actively researches, improves and tries to develop and design a practical utility model.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a no solder joint, long service life's big-arch shelter arch bar.

In order to achieve the above object, the utility model adopts the following technical scheme:

a greenhouse arch bar comprises an arc-shaped arch bar body, wherein a first connecting part and a second connecting part which are mutually clamped are arranged on the arch bar body, and the first connecting part and the second connecting part are both clip hooks; and the first connecting part and the second connecting part are positioned on the inner side of the arch bar body.

The first connecting part is bent towards the outer part of the arch bar body to form a clip-shaped hook; the second connecting part is bent towards the inner part of the arch bar body to form a clip-shaped hook.

A bent part for accommodating the second connecting part is arranged at the position of the arch bar body close to the first connecting part; the outer end face of the second connecting portion is flush with the outer end face of the bending portion.

The arch bar body is also provided with a groove rib which is concave inwards towards the center of the arch bar body.

An arc-shaped bulge is formed on the outer side of the arch bar body.

The arch bar body is a square pipe fitting.

After the scheme is adopted, the utility model discloses well arch bar body is through being equipped with first connecting portion and the second connecting portion that are the hook that returns shape, and first connecting portion and the cooperation of second connecting portion can form the arch bar body of closed structure, buckle into the arc form with the arch bar body and can form and compare in the closed current big-arch shelter arch bar through the welding, the utility model discloses the big-arch shelter arch bar is connected the closed structure in order to realize the arch bar through the cooperation of the first arch bar and the second arch bar that are back the shape structure, and no welding point exists on making the big-arch shelter arch bar, has also avoided weldment work, so the galvanizing coat on the big-arch shelter arch bar can not damage because of the welding, and complete galvanizing coat can effectual protection arch bar body, prevents that the arch bar body from rustting, corrodes to can prolong the life of big-arch bar.

Moreover, because of the utility model discloses big-arch shelter arch bar solderless need not to carry out the secondary galvanizing operation, has simplified the processing technology of big-arch shelter arch bar, makes the production of big-arch shelter arch bar more convenient. Moreover, as the arch bars of the greenhouse have no welding spots and do not need to be galvanized, the arch bars of the greenhouse are not limited by the galvanizing bath and are limited in a certain length, and the greenhouse bar pieces can be processed into any length according to the use requirement. And the longer big-arch shelter arch bar of original length generally need be formed by the concatenation of many member, and adopt the utility model discloses a big-arch shelter arch bar structure, only need one can, need not the concatenation, improved big-arch shelter arch bar intensity greatly, also removed the equipment cost of big-arch shelter arch bar from.

Drawings

Fig. 1 is a schematic view of the structure of the arch bar of the greenhouse of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

fig. 3 is a sectional view of the arch bar of the greenhouse of the present invention;

fig. 4 is a partially enlarged view of fig. 3.

Detailed Description

In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following embodiments.

The utility model relates to a greenhouse arch bar, which comprises an arc-shaped arch bar body 1, wherein the arch bar body 1 is provided with a first connecting part 11 and a second connecting part 12 which are mutually clamped, and the first connecting part 11 and the second connecting part 12 are both clip-shaped hooks; and the first connecting portion 11 and the second connecting portion 12 are located inside the arch bar body 1. The utility model discloses in, the big-arch shelter arch bar is the outside with one side of film contact, and is inboard with the opposite one side in the outside, and the arc convex surface of arch bar body 1 is the outside promptly, and the concave surface is inboard.

The utility model discloses well arch bar body 1 is through being equipped with first connecting portion 11 and the second connecting portion 12 that are the hook that returns the shape, and first connecting portion 11 and the cooperation of second connecting portion 12 can form the arch bar body 1 of closed structure, and it can form the big-arch shelter arch bar to buckle arch bar body 1 into the arc form. Compared with the existing greenhouse arch bar closed by welding, the greenhouse arch bar of the utility model has the advantages that the first arch bar and the second arch bar which are in the zigzag structure are matched and connected to realize the closed structure of the arch bars, so that no welding points exist on the greenhouse arch bars, and the welding work is avoided, so that the zinc coating on the greenhouse arch bars can not be damaged by welding, the complete zinc coating can effectively protect the arch bar body 1, the arch bar body 1 is prevented from rusting and corroding, and the service life of the greenhouse arch bars can be prolonged; and, can form tortuous joint seam between first connecting portion 11 and the second connecting portion 12, tortuous joint seam can effectually prevent that the water that sprays or then the pesticide from getting into inside the arch bar body 1 to prevent inside rust, the corruption of arch bar body 1.

In the embodiment, when the first connecting portion 11 and the second connecting portion 12 are respectively bent to form a hook, the first connecting portion 11 is bent toward the outside of the arch bar body 1 to form a hook; bend towards the inside of arch bar body 1 with second connecting portion 12 and form back shape crotch to place second connecting portion 12 in the top of first connecting portion 11, later, the first connecting portion 11 of rethread of arch bar body and the mutual joint shaping pipe fitting of the shape crotch of second connecting portion 12. Here, the outer portion means the outer side wall direction of the arch bar body 1, and the inner portion means the inner side wall direction of the arch bar body 1.

The position of the arch bar body 1 close to the first connecting part 11 is provided with a bending part 13 for accommodating the second connecting part 12; the outer end face of the second connection portion 12 is flush with the outer end face of the bent portion 13. Through being equipped with kink 13 for the holding second connecting portion 12 for the outer terminal surface of second connecting portion 12 flushes with the outer terminal surface of kink 13, thereby guarantees the closure connection smooth transition at arch bar body 1 both ends, avoids the outside of arch bar body 1 to form the step that has the drop and influence the use.

The arch bar body 1 is also provided with a groove rib 14 which is concave towards the center of the arch bar body 1. Through being equipped with groove rib 14, can alleviate the external force that arch bar body 1 received in footpath or circumference to play the guard action to arch bar body 1, and then increase arch bar body 1's intensity. Furthermore, choose for use the utility model discloses a when the main part bearing structure of pipe fitting conduct big-arch shelter, groove rib 14 on the arch bar body 1 can also be used for laying electrified line and hydraulic pipeline to play the guard action to electrified line and hydraulic pipeline.

The embodiment of the utility model provides an in, arch bar body 1 is square pipe fitting, is formed with an arc arch 15 in the outside of arch bar body 1. The arc-shaped bulge 15 is in contact with the greenhouse film, so that the film is prevented from being worn due to the contact with the edge of the arch bar body 1, the film is protected, and the service life of the film is prolonged. Meanwhile, the arc-shaped bulge 15 also reduces the contact area of the arch bar and the film of the greenhouse and increases the illumination of the greenhouse.

Of course, the arch bar body 11 may be a pipe with other shapes, such as a D-shaped pipe, an oval pipe, etc.

The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications made by those skilled in the art should not be construed as departing from the scope of the present invention.

Claims

1. The utility model provides a big-arch shelter arch bar, is including the arch bar body that is the arc form, its characterized in that: the arch bar body is provided with a first connecting part and a second connecting part which are mutually clamped, and the first connecting part and the second connecting part are both clip hooks; and the first connecting part and the second connecting part are positioned on the inner side of the arch bar body.

2. The arch bar of greenhouse as claimed in claim 1, wherein: the first connecting part is bent towards the outer part of the arch bar body to form a clip-shaped hook; the second connecting part is bent towards the inner part of the arch bar body to form a clip-shaped hook.

3. The arch bar of greenhouse as claimed in claim 2, wherein: a bent part for accommodating the second connecting part is arranged at the position of the arch bar body close to the first connecting part; the outer end face of the second connecting portion is flush with the outer end face of the bending portion.

4. The arch bar of greenhouse as claimed in claim 1, wherein: the arch bar body is also provided with a groove rib which is concave inwards towards the center of the arch bar body.

5. The arch bar of greenhouse as claimed in claim 1, wherein: an arc-shaped bulge is formed on the outer side of the arch bar body.

6. The arch bar of greenhouse as claimed in claim 5, wherein: the arch bar body is a square pipe fitting.