CN2283171Y

CN2283171Y - Pipe coupling

Info

Publication number: CN2283171Y
Application number: CN 97213679
Authority: CN
Inventors: 郭雁
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-04-10
Filing date: 1997-04-10
Publication date: 1998-06-03
Anticipated expiration: 2007-04-10

Abstract

The utility model relates to a joint for connecting pipe fittings, which is a two-way or multi-way joint for pipe fittings with two to six ramified pipes. The joint for pipe fittings is composed of two symmetrical joints in the shape of a half pipe which are cut along the plane of the shaft line of the joint for pipe fittings. Two corresponding half ramified pipes are respectively provided with a through hole, and the shaft line of a bolt which is threaded through the two through holes is crossed with the shaft lines of the ramified pipes; the two half ramified pipes are combined into one ramified pipe though the bolt and a nut. Various circular pipes can be quickly connected and disconnected by the utility model, and the construction is simple and convenient; the shape of the frame structure of the utility model can be designed according to different needs.

Description

A kind of pipe fitting joint

The utility model relates to a kind of joint of connection pipe fitting, especially for the joint of fixing horizontal, vertical tubing.

Along with the development and the needs of social production and people's daily life, increasing frame structure is applied in daily production and the life by people.From family, need bedstead, rack, kitchen operation frame, shoe rack etc.People's out on tours need be with convenient table (frame) and tent (frame).From factory and enterprise and commerce shelf and draft holder will be arranged, general show ground or provisional display are peddled the place, and the frame of use, cabinet etc. mostly belong to provisional construction.Thereby what the pipe fitting of its usefulness will be particular about need be easy to installation and removal exactly, arranges so that can finish the meeting-place within a short period of time in construction, and can be easy to dismounting after the exhibition display finishes to finish.The frame structure of existing market supply mainly adopts welding procedure to produce, and the external dimension of its product style are fixed, and is difficult to reach Consumer's specific requirement.Not all in addition frame structure can both be by being welded into, and some tubing appearance will be destroyed original performance after adhering to the welding of decorative coating, and particularly the connection of unlike material pipe fitting more can not be adopted welding procedure.Some place in the local time of as the little balcony in space, stair etc., does not have obviously very inconvenience of welding equipment, mostly can't accomplish.Therefore, on some purposes, can not be widely used.

It is a kind of simple in structure that the purpose of this utility model is to provide, and installation and removal are convenient, can be firm flexibly be applied to two logical or multi-way pipe fitting joints.

The purpose of this utility model is achieved through the following technical solutions, a kind of pipe fitting joint, it is the two logical or multi-way pipe fitting joints that 2～6 branch pipes are arranged, it is characterized in that: when the axis of branch pipe during all on same plane, this pipe fitting joint is made up of the semicanal T-joint of two symmetries that are cut into along the plane at its axis place, when the axis of branch pipe divides on two planes, this pipe fitting joint is 3～4 semicanal T-joints that two planes of 45 are cut into by and one of them and branch pipe axis mutually vertical along two groups of axis places and forms, be equipped with through hole on the two halves branch pipe of above-mentioned correspondence, and run through its axis of bolt and the branch pipe axes intersect of this two through hole.So bolt and nut are combined into a branch pipe with two half point manifold spares.Be that internal diameter with branch pipe is enclosed within on the external diameter of connected tube during connection, the outer tube of connected tube should be slightly larger than the internal diameter of branch pipe.During locking, tighten the bolt on the branch pipe, two halves difference pipe fitting is drawn close along the tubular axis heart simultaneously, the bore area of branch pipe is contacted with the intimate of connected tube, and then reach the effect of firm connection.

The utlity model has following advantage, can reach quick mounting and dismounting for various pipes connections, have wide range of applications, the external form of frame structure can design according to different needs.Concerning the user, it is very simple and convenient to construct, and men and women, old and young can operate, and do not need Special Equipment and technology, even also can not influence the carrying out of construction in little space.To the mounting or dismounting of Manufactured frame structure freely, easy to carry, be particularly suitable for the needs of out on tours and field work, concerning ordinary people, can process difform framework according to oneself hobby and needs, can the amount of accomplishing material system frame, cut the waste.

Description of drawings is as follows:

Fig. 1 is the utility model two dimension elbow joints schematic perspective view.

Fig. 2 is the utility model two dimension tee union schematic perspective view.

Fig. 3 is the utility model two dimension cross fitting schematic perspective view.

Fig. 4 is the three-dimensional cross fitting schematic perspective view of the utility model.

Fig. 5 is the three-dimensional tee union schematic perspective view of the utility model.

Fig. 6 is the three-dimensional six pass joint schematic perspective views of the utility model.

Fig. 7 is the three-dimensional five-way joint schematic perspective view of the utility model.

Below in conjunction with accompanying drawing the utility model is done and to be described in further detail.

Shown in Figure 1 is L type two dimension bend pipe tools joint, it is to be cut into two two-dimentional bend pipe tools 2 that symmetry is identical on the plane at the axis place of pipe fitting joint, middle part at every two-dimentional bend pipe tools 2 offers two corresponding mutually through holes 1 perpendicular to connecting tube 5 axis, passes through hole 1 by bolt 3 and by nut 4 two half identical two-dimentional bend pipe tools 2 of symmetry is combined into L type two-dimensional space pipe fitting joint.Shown in Figure 2 is T type two dimension tee pipe fitting joint.Shown in Figure 3 is cross two-dimentional four-way pipe fitting joint.In the T type two dimension tee pipe fitting joint and cross two-dimentional four-way pipe fitting joint in two-dimensional space, all be to be cut into two one group of two dimension tee pipe fitting 7 and one group of two dimension four-way pipe fittings 8 that symmetry is identical mutually on the plane at branch pipe 6 axis places, offer the through hole 1 of mutual correspondence at the middle part of the branch pipe of every group of two dimension tee pipe fitting 7 and two-dimentional four-way pipe fitting 8 perpendicular to connecting tube 5 axis, form two-dimentional tee pipe fitting joint and two-dimentional four-way pipe fitting joint respectively by the through hole 1 of each branch pipe by bolt 3 and nut 4.Shown in Figure 4 is three-dimensional four-way pipe fitting joint, and shown in Figure 5 is three-dimensional tee pipe fitting joint, and shown in Figure 6 is three-dimensional six way pipe fitting joints, and shown in Figure 7 is three-dimensional five-way pipe fitting joint.Three-dimensional four-way pipe fitting joint is along the plane at two branch pipes, 10 axis places and is two groups of three-dimensional four-way pipe fittings 9 of the tangent formation in two planes of 45 perpendicular to two branch pipes, 10 axis.Three-dimensional tee pipe fitting joint is to be cut into 3 along the plane at two branch pipes, 11 axis places mutually with two planes that are 45 perpendicular to two branch pipes, 11 axis, above it one identical with preceding described L type two dimension bend pipe tools 2, below two identical with preceding described one group of three-dimensional four-way pipe fitting 9.Three-dimensional six way pipe fitting joints are to be cut into two groups of identical three-dimensional six way pipe fittings 13 of symmetry up and down mutually along the plane at two branch pipes, 12 axis places and two planes that are 45 perpendicular to two branch pipes, 12 axis.Three-dimensional five-way pipe fitting joint is to be cut into 3 along the plane at two branch pipes, 14 axis places mutually with two planes that are 45 perpendicular to branch pipe 14 axis, above it one identical with preceding described cross two-dimentional four-way pipe fitting 8, below two identical with preceding described one group of three-dimensional six way pipe fitting 13.Be that each branch pipe is enclosed within on the external diameter of connected tube 5 during connection, the external diameter of connected tube 5 should be slightly larger than the internal diameter of branch pipe.During locking, bolt 3 is passed through hole 1 fastening nut 4 on the branch pipe, two halves difference pipe fitting is drawn close along the tubular axis heart simultaneously, the bore area of branch pipe is contacted with the intimate of connecting tube 5, and then reach the effect of firm connection.The endoporus of branch pipe can change according to the size of the external diameter of the connecting tube 5 that constitutes support body, simultaneously in order to strengthen the integrated stress that it forms support body, can connect portion and branch pipe at connecting tube 5 necks and correspond to through hole 1 and offer a through hole that can allow bolt to pass.The wall thickness of branch pipe and through hole 1 can change according to different needs apart from the distance of branch pipe end face, and people can be according to the aesthetic standard of oneself, and oneself is arranged in pairs or groups.Freely choose the connection pipe fitting of different class materials, also can realize the connection between the tubing of unlike material, complicated and simplely decide by the people.

Claims

1, a kind of pipe fitting joint, it is the two logical or multi-way pipe fitting joints that 2～6 branch pipes are arranged, and it is characterized in that:

A, when the axis of branch pipe during all on same plane, this pipe fitting joint is made up of the semicanal T-joint that is cut into two symmetries along the plane at its axis place;

Or b is when the axis of branch pipe divides on two planes, and 3～4 semicanal T-joints that this pipe fitting joint is cut into by two planes that are 45 along the vertical mutually of two groups of axis places and one of them and branch pipe axis are formed; Be equipped with through hole on the two halves branch pipe of above-mentioned correspondence, and run through its axis of bolt and the branch pipe axes intersect of this two through hole.