CN213177235U

CN213177235U - Air pipe branch flange connecting assembly

Info

Publication number: CN213177235U
Application number: CN202021697813.8U
Authority: CN
Inventors: 白国岩; 陈雪峰; 张鸣; 刘岩; 张�杰; 张晶
Original assignee: China Railway 16th Bureau Group Co Ltd; Electrification Engineering Co Ltd of China Railway 16th Bureau Group Co Ltd
Current assignee: China Railway 16th Bureau Group Co Ltd; Electrification Engineering Co Ltd of China Railway 16th Bureau Group Co Ltd
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2021-05-11
Anticipated expiration: 2030-08-14

Abstract

The utility model discloses an tuber pipe branch flange coupling assembling, including first main tuber pipe, first tuber pipe, bonding flange, second main tuber pipe, second tuber pipe, F type flange, first self tapping bolt, third main tuber pipe, third tuber pipe, the perpendicular flange of PVC, second self tapping bolt, third self tapping bolt and fourth self tapping bolt. The utility model has the advantages that: the 45-degree angle cut is formed in the first main air pipe, the adhesive is directly adopted and matched with the bonding flange to bond the branch pipe, the upper surface and the lower surface of the bonding flange are uniformly stressed, the bonding effect is maximized, the F-shaped flange is made of an aluminum alloy material, and the third self-tapping bolt penetrates through the transverse plate at the top of the F-shaped flange and the second main air pipe to be detachably fixed, so that the mounting and the dismounting are facilitated.

Description

Air pipe branch flange connecting assembly

Technical Field

The utility model relates to a coupling assembling specifically is an tuber pipe branch flange coupling assembling, belongs to coupling assembling technical field.

Background

The tuber pipe, be used for the pipe-line system of air feed and distribution, there are compound tuber pipe and inorganic tuber pipe two kinds, the preparation of tuber pipe preparation stainless steel tuber pipe is at the seam of stinging, the rivet joint, sealed glue (like neutral glass glue) is scribbled in gap such as flange turn-ups four corners, should clear away surperficial dust and greasy dirt before scribbling sealed glue, according to cross sectional shape, the tuber pipe can divide into circular tuber pipe, the rectangle tuber pipe, multiple such as oblate tuber pipe, wherein circular tuber pipe resistance is minimum but the height dimension is the biggest, the preparation is complicated, so use the rectangle tuber pipe to be the owner, according to the material, the tuber pipe can divide into the metal tuber pipe, compound tuber pipe.

Because the tuber pipe is unable when directly being connected with branch pipe, consequently, then need an tuber pipe branch flange coupling assembling to satisfy the demand on the market at present, although multiple coupling assembling has been produced on the market at present, but overall, there are still a lot of common faults, one, do not adopt 45 degrees oblique angle bonding method during the bonding flange connection among the current coupling assembling, the atress that leads to the bonding face is inhomogeneous, lead to bonding firm inadequately, its two, do not set up the gasket between the current coupling assembling, lead to coupling assembling can't realize and the pipeline between the absolute seal, there may exist the phenomenon of leaking out, its three, the screw of current coupling assembling generally only is provided with one to two, lead to connecting insecure.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an air pipe branch flange coupling assembling just for solving above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose: an air pipe branch flange connecting assembly comprises a first main air pipe, a first branch air pipe, a bonding flange, a second main air pipe, a second branch air pipe, an F-shaped flange, a first self-tapping bolt, a third main air pipe, a third branch air pipe, a PVC vertical flange, a second self-tapping bolt, a third self-tapping bolt and a fourth self-tapping bolt; first main tuber pipe level is fixed on building floor, first tuber pipe bonds in first main tuber pipe bottom through bonding flange, bonding flange joint is fixed at the tie point between first main tuber pipe, the first tuber pipe, the second main tuber pipe is located the top of second tuber pipe, the second tuber pipe passes through F type flange fixed connection in the bottom of second main tuber pipe, F type flange is fixed with the second main tuber pipe through third self tapping bolt, just F type flange is fixed with the second tuber pipe through first self tapping bolt, the third main tuber pipe passes through the perpendicular flange of PVC and is connected with the third tuber pipe and forms a unified whole, the perpendicular flange of PVC passes through fourth self tapping bolt and third main tuber pipe fixed connection, the perpendicular flange of PVC passes through second self tapping bolt and is connected fixedly with the third tuber pipe.

Preferably, in order to enable the upper surface and the lower surface of the bonding flange to be uniformly stressed and maximize the bonding effect, the 45-degree notch formed in the first main air duct is directly bonded with the branch pipe by adopting an adhesive and matching with the bonding flange.

Preferably, in order to facilitate installation and disassembly, the F-shaped flange is made of an aluminum alloy material and penetrates through a transverse plate at the top of the F-shaped flange and the second main air duct through a third self-tapping bolt to be detachably fixed.

Preferably, in order to guarantee absolute sealing between coupling assembling and the pipeline, prevent the phenomenon of leaking out, bonding flange, F type flange and the perpendicular flange of PVC are being connected with main air hose and branch pipe when, are provided with the bedding and padding gasket that sealing performance is good, the flexibility is strong between its connection face.

Preferably, in order to guarantee the firmness between the connection points through the fixation of four bolts, the top of the F-shaped flange and the PVC vertical flange and the four corners of the bottom fixing plate are respectively provided with bolt holes.

The utility model has the advantages that: this coupling assembling reasonable in design, it directly adopts the adhesive and cooperates bonding flange bonding branch pipe to open 45 jiaos of incision on the first main tuber pipe, make bonding flange upper and lower two surface atress even, make bonding effect maximize, the F type flange adopts aluminum alloy material to make, and run through F type flange top diaphragm and second main tuber pipe through third self tapping bolt and be detachable fixed, be convenient for installation and dismantlement, bonding flange, F type flange and PVC vertical flange are when being connected with main tuber pipe and branch pipe, it is good to be provided with sealing performance between the face at it, the bedding and padding gasket that flexibility is strong, guarantee absolute seal between coupling assembling and the pipeline, prevent the phenomenon of leaking out, the top of F type flange and PVC vertical flange and the four corners department of bottom fixed plate are equallyd divide and are respectively provided with the bolt hole, it is fixed through four bolts, guarantee the fastness between the tie point.

Drawings

FIG. 1 is a schematic view of the structure of the bonding flange connection section of the present invention;

FIG. 2 is a schematic view of the connecting section structure of the F-shaped flange of the present invention;

fig. 3 is a schematic view of the PVC vertical connection profile structure of the present invention.

In the figure: 1. the novel PVC self-tapping device comprises a first main air pipe, 2, a first branch air pipe, 3, a bonding flange, 4, a second main air pipe, 5, a second branch air pipe, 6, F-shaped flanges, 7, a first self-tapping bolt, 8, a third main air pipe, 9, a third branch air pipe, 10, a PVC vertical flange, 11, a second self-tapping bolt, 12, a third self-tapping bolt, 13 and a fourth self-tapping bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, an air duct branch flange connection assembly includes a first main air duct 1, a first branch air duct 2, an adhesive flange 3, a second main air duct 4, a second branch air duct 5, an F-shaped flange 6, a first self-tapping bolt 7, a third main air duct 8, a third branch air duct 9, a PVC vertical flange 10, a second self-tapping bolt 11, a third self-tapping bolt 12, and a fourth self-tapping bolt 13; the first main air duct 1 is horizontally fixed on a building floor slab, the first branch air duct 2 is bonded at the bottom of the first main air duct 1 through a bonding flange 3, the bonding flange 3 is fixedly connected with a connection point between the first main air pipe 1 and the first branch air pipe 2, the second main air duct 4 is positioned at the top of the second branch air duct 5, the second branch air duct 5 is fixedly connected to the bottom of the second main air duct 4 through an F-shaped flange 6, the F-shaped flange 6 is fixed with the second main air duct 4 through a third self-tapping bolt 12, the F-shaped flange 6 is fixed with the second branch air duct 5 through a first self-tapping bolt 7, the third main air duct 8 is connected with a third branch air duct 9 through a PVC vertical flange 10 to form a unified whole, the PVC vertical flange 10 is fixedly connected with the third main air duct 8 by a fourth self-tapping bolt 13, and the PVC vertical flange 10 is fixedly connected with the third branch air pipe 9 through a second self-tapping bolt 11.

The 45-degree angle cut on the first main air pipe 1 is directly made of adhesive and matched with the bonding flange 3 to bond the branch pipe, so that the upper surface and the lower surface of the bonding flange 3 are uniformly stressed, the bonding effect is maximized, the F-shaped flange 6 is made of aluminum alloy material, and the third self-tapping bolt 12 penetrates through the transverse plate at the top of the F-shaped flange 6 and the second main air duct 4 to be detachably fixed, so that the installation and the disassembly are convenient, when the bonding flange 3, the F-shaped flange 6 and the PVC vertical flange 10 are connected with the main air pipe and the branch pipe, a padding gasket with good sealing performance and strong flexibility is arranged between the connecting surfaces of the connecting component, so that the absolute sealing between the connecting component and the pipeline is ensured, the air leakage phenomenon is prevented, the top of the F-shaped flange 6 and the PVC vertical flange 10 and the four corners of the bottom fixing plate are respectively provided with bolt holes, and the firmness between the connecting points is ensured by fixing the four bolts.

The working principle is as follows: when the bonding flange 3 is used, 45-degree openings are formed in the first main air duct 1 and the first branch air duct 2 in a beveling mode, the bonding flange 3 is directly matched with an adhesive to bond the first main air duct 1 and the first branch air duct 2, when the F-shaped flange 6 and the PVC vertical flange 10 are used, the main air duct is firstly clamped through a horizontal clamping groove in the top of the F-shaped flange 6 and the top of the PVC vertical flange 10, then the main air duct is fixed through a third self-tapping bolt 12 and a fourth self-tapping bolt 13 respectively, the second branch air duct 5 is arranged on a vertical plate at the bottom of the F-shaped flange 6, the vertical connecting plate is located on the inner side wall of the second branch air duct 5 and is fixed through a first self-tapping bolt 7, when the third branch air duct 9 and the PVC vertical flange 10 are fixed, the main air duct is clamped in a clamping groove in the bottom of the PVC vertical flange 10 of the third branch air duct 9, and the main air duct is.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an tuber pipe branch flange coupling assembling which characterized in that: the device comprises a first main air pipe (1), a first branch air pipe (2), an adhesive flange (3), a second main air pipe (4), a second branch air pipe (5), an F-shaped flange (6), a first self-tapping bolt (7), a third main air pipe (8), a third branch air pipe (9), a PVC vertical flange (10), a second self-tapping bolt (11), a third self-tapping bolt (12) and a fourth self-tapping bolt (13); the first main air pipe (1) is horizontally fixed on a building floor, the first branch air pipe (2) is bonded at the bottom of the first main air pipe (1) through a bonding flange (3), the bonding flange (3) is fixedly connected with a connection point between the first main air pipe (1) and the first branch air pipe (2), the second main air pipe (4) is positioned at the top of the second branch air pipe (5), the second branch air pipe (5) is fixedly connected at the bottom of the second main air pipe (4) through an F-shaped flange (6), the F-shaped flange (6) is fixed with the second main air pipe (4) through a third self-tapping bolt (12), the F-shaped flange (6) is fixed with the second branch air pipe (5) through a first self-tapping bolt (7), and the third main air pipe (8) is connected with the third branch air pipe (9) through a PVC vertical flange (10) to form a unified whole, the PVC vertical flange (10) is fixedly connected with the third main air pipe (8) through a fourth self-tapping bolt (13), and the PVC vertical flange (10) is fixedly connected with the third branch air pipe (9) through a second self-tapping bolt (11).

2. An air duct branch flange connection assembly according to claim 1, wherein: 45-degree notches are formed in the first main air pipe (1) and directly adopt adhesives to be matched with the bonding flange (3) to bond the branch pipes.

3. An air duct branch flange connection assembly according to claim 1, wherein: the F-shaped flange (6) is made of aluminum alloy materials, and penetrates through a transverse plate at the top of the F-shaped flange (6) and the second main air pipe (4) through a third self-tapping bolt (12) to be detachably fixed.

4. An air duct branch flange connection assembly according to claim 1, wherein: when the bonding flange (3), the F-shaped flange (6) and the PVC vertical flange (10) are connected with the main air pipe and the branch pipe, a padding gasket with good sealing performance and strong flexibility is arranged between the connecting surfaces of the bonding flange and the main air pipe.

5. An air duct branch flange connection assembly according to claim 1, wherein: the top of the F-shaped flange (6) and the PVC vertical flange (10) and the four corners of the bottom fixing plate are respectively provided with bolt holes.