CN2065275U

CN2065275U - Combined tube joint

Info

Publication number: CN2065275U
Application number: CN 89221345
Authority: CN
Inventors: 王焕忠; 王双宝; 王双虎
Original assignee: Individual
Current assignee: Individual
Priority date: 1989-12-23
Filing date: 1989-12-23
Publication date: 1990-11-07

Abstract

A combined tube joint of the utility model is a connecter for heating pipelines of hot water. The utility model greatly reduce pipe joints which have bond action but no actual requirement of technique, and the unifunctional pipe joints are assembled to multifunction pipe joints. The utility model assembles three-way pipe joints, four-way pipe joints, angle head type pipe joints, movable joints, outer threaded short pipes, diameter changing elements, etc. into integration. The utility model has three types which are three-way type, four-way type and angle-head type. The utility model has the functions of single loose joint, double loose joint, diameter change, etc., which obtains the purpose that one element has multifunction. The utility model has the advantages of reasonable structure, and easy construction; the utility model also has the advantages that the connecter for the heating pipelines of hot water raises efficiency, decreases fabrication cost, guarantee quality, etc. The utility model is especially suitable for the connection of a stand-branch pipe and a radiator in the heating system of hot water.

Description

The loose joint combined pipe fitting

The utility model relates to a kind of hot duct and interconnective multi-functional combined pipe fitting that is connected of heating equipment of being used for.

Most pipe fittings of extensive use at present, be fixedly specification, the mouth of pipe that is each pipe fitting is directly fixed, when carrying out the installation of hot duct and pipeline or pipeline and equipment, directly change if there is certain to need to carry out the interconnective mouth of pipe, just need on pipeline, to weld one section short tube that conforms to the pipe joint bore or use a corresponding tapered pipeline link by pipe joint.Therefore, the pipe joint that uses is various in style at present, and function singleness is installed, and workload and difficulty are bigger during operation, and have increased the leakage area of pipeline, influenced construction quality, and cost are higher.

The purpose of this utility model is to avoid above-mentioned the deficiencies in the prior art, is intended to provide a kind of loose joint combination pipe link with multiple function.

The purpose of this utility model can reach by following measure.

Loose joint combined pipe fitting described in the utility model is divided into loose joint shape, and dual-active connects shape.They are by connecting as one by screw thread and loose joint link and loose joint part at the port of the mouth of pipe of suitable for reading, the end opening of threeway, reducing tee, strange shape threeway, four-way, reducing cross and reducing elbow pipe fitting (general designation main component) or both sides, make it to become threeway shape, the loose joint combined pipe fitting of reducing tee shape, strange shape threeway shape, four-way shape, reducing cross shape and reducing elbow shape.The main component of loose joint combined pipe fitting described in the utility model can be divided into: three-way joint element, reducing tee spare, strange shape three-way joint element, four-way spare, reducing cross part and reducing elbow spare, threeway shape loose joint combined pipe fitting is a loose joint shape, dual-active connects shape, reducing tee shape loose joint combined pipe fitting can be divided into loose joint shape and dual-active connects shape, strange shape threeway shape loose joint combined pipe fitting is a loose joint shape, four-way shape loose joint combined pipe fitting is that loose joint shape and dual-active connect shape, reducing cross shape loose joint combined pipe fitting can be divided into loose joint shape and dual-active connects shape, and it is loose joint shape that reducing elbow shape is lived by combined pipe fitting.Loose joint link (2) is a polygonal screw thread cuff, the loose joint part is that a side ports is a slot-like, in addition-side ports is the link of internal thread, be universal standard part, consider the interconnective needs of reducing pipeline, also be equipped with the loose joint part of reducing, this loose joint part port tube bore is less than the mouth of pipe footpath of the port of standard loose joint part.

Below in conjunction with drawings and Examples, the utility model is described in further detail,

As shown in drawings, the utility model is made up of main component (1), loose joint link (2), loose joint part (3).Main component (1) comprising: three-way joint element, four-way spare, reducing tee spare, reducing cross part.Reducing elbow spare reaches strange shape three-way joint element, and port to two an ox port suitable for reading, the both sides mouth of main component (1) can become one by being threaded with loose joint link (2) and loose joint part (3) as required.With reference to accompanying drawing, with the gasket sleeve of loose joint part (3) on the socket of loose joint part (3), the need that the socket of loose joint part (3) is inserted main component (1) are attached thereto in the bellmouth of the port that connects then, loose joint link (2) are enclosed within that loose joint part (3) is gone up again and screw with the bellmouth outside thread of main body (1).

Fig. 1 is a strange type threeway shape loose joint combined pipe fitting described in the utility model, the port tube bore of the end opening of its main component (1) is less than the mouth of pipe footpath of the port of suitable for reading and side mouth, the structure that is a lateral body shape, the side mouth is connected with loose joint part (3) with loose joint link (2); Fig. 2 and Fig. 3 are reducing tee shape loose joint combined pipe fittings described in the utility model, the mouth of pipe of the port suitable for reading of its main component (1) footpath is greater than the mouth of pipe footpath of the port of two side mouths, and wherein Fig. 2 is that a side mouth of main component (1) is connected with loose joint part (3) with loose joint link (2) and is loose joint shape; Fig. 3 is that two side mouths of main component (1) are connected with loose joint part (3) with loose joint link (2), for dual-active connects shape; Fig. 4 and Fig. 5 are threeway shape loose joint combined pipe fittings described in the utility model, the bore of three mouths of pipe of its main component (1) is with the footpath, and wherein Fig. 4 is that two side mouths and the loose joint link (2) of main component (1) is connected with loose joint part (3) and connects shape for dual-active; Main component (1)-individual side mouth is connected with loose joint link (2), loose joint part (3) and is loose joint shape; Fig. 5 be main component (1)-individual side mouth with-individual suitable for reading being connected connect shape for dual-active with loose joint link (2), loose joint part (3); Fig. 6, Fig. 7, Fig. 8 are reducing cross shape loose joint combined pipe fittings described in the utility model, wherein Fig. 6 and Fig. 7 are the mouth of pipe footpath of the mouth of pipe footpath of the suitable for reading of main component (1) and two side mouth ports greater than the end opening port, main component (1)-individual side mouth to two a side mouth is connected with loose joint part (3) with loose joint link (2), for loose joint shape, dual-active connect shape; Fig. 8 is the mouth of pipe footpath that the port of corresponding another side mouth and end opening is given in the mouth of pipe footpath of main component (1)-individual side mouth and a port suitable for reading greatly, the side mouth that the bore of main component (1) is big is connected with loose joint part (3) with loose joint link (2), is loose joint shape; Fig. 9 be the mouth of pipe footpath of port suitable for reading of main component (1) greater than the mouth of pipe footpath of end opening and two side mouths, side mouth to two side mouth is connected with loose joint part (3) with loose joint link (2) respectively and connects shape for loose joint shape and dual-active; Figure 10 is a four-way shape loose joint combined pipe fitting described in the utility model, four mouths of pipe of its main component (1) are with the footpath, side mouth to two side mouth respectively with loose joint link (2), loose joint part (3) is connected, for loose joint shape or dual-active connect shape, Figure 11 is a reducing elbow shape loose joint combined pipe fitting described in the utility model, two mouths of pipe of its main component (1) are Different Diameter, the path mouth of pipe is connected with loose joint part (3) with loose joint link (2), is loose joint shape; Figure 12 and Figure 13 are the planimetric maps of loose joint link of the present utility model (2) and partly cut open figure; Figure 14 and Figure 15 are the planimetric maps of the utility model loose joint part (3) and partly cut open figure; Figure 16 and Figure 17 are the planimetric maps of the utility model reducing loose joint part and partly cut open figure.

The utility model is compared with original conduit coupling, is using the utility model institute The Combined tube joint of stating carries out hot duct and pipeline when interconnecting, meet branch, Turn round, reducing, when particularly needing the loose joint problem, use once little Combined tube joint Can solve, 3～7 of alternative former conduit couplings, the utlity model has operation, Simple installation improves work efficiency, and saving steel reduces cost, and improves the pipeline installation quality Etc. advantage, it is the comparatively ideal pipeline that hot duct and heating equipment use when interconnecting Connector.

Claims

1. form the loose joint combined pipe fitting by main component (1), loose joint link (2) and loose joint part (3) for one kind, it is characterized in that main component (1) makes an appointment with the port of one or two mouth of pipe to be connected with loose joint part (3) with loose joint link (2) by screw thread, the mouth of pipe footpath of the port of reducing loose joint part is less than the mouth of pipe footpath of the port of standard loose joint part (3).

2. loose joint combined pipe fitting according to claim 1 is characterized in that main component (1) is three-way joint element, four-way spare, and reducing tee spare, morning be four-way spare directly, reducing elbow spare and strange type three-way joint element.

3. loose joint combined pipe fitting according to claim 2, it is characterized in that the mouth cabinet of reducing tee spare mouth of pipe footpath suitable for reading greater than two side mouths, one or two side mouth is connected by part (3) with loose joint with loose joint link (2) respectively.

4. loose joint combined pipe fitting according to claim 2, the mouth of pipe footpath of end opening that it is characterized in that strange type three-way joint element is a taper structure less than the mouth of pipe footpath of suitable for reading and side mouth.The side mouth is connected with loose joint part (3) with loose joint link (2).

5. loose joint combined pipe fitting according to claim 2, it is characterized in that the mouth of pipe footpath of the mouth of pipe footpath of the suitable for reading of reducing cross part and two side mouths greater than end opening, one or two side mouth is connected with loose joint part (3) with loose joint link (2) respectively.

6. loose joint combined pipe fitting according to claim 2, it is characterized in that side mouth of reducing cross part and mouth of pipe footpath suitable for reading mouth of pipe footpath greater than corresponding another side mouth and end opening, a side mouth is connected with loose joint part (3) with loose joint link (2).

7. loose joint combined pipe fitting according to claim 2, it is characterized in that the mouth of pipe footpath of the mouth of pipe footpath suitable for reading of reducing cross part greater than end opening and two side mouths, one or two side mouth is connected with loose joint part (3) with loose joint link (2) respectively.

8. loose joint combined pipe fitting according to claim 2, it is characterized in that the mouth of pipe footpath of the mouth of pipe footpath of the suitable for reading of reducing cross part and two side mouths greater than end opening, one or two side mouth is connected with loose joint part (3) with loose joint link (2) respectively.

9. loose joint combined pipe fitting according to claim 2 is characterized in that two mouth of pipe Different Diameter of reducing elbow spare, and the mouth of pipe of path is connected with loose joint part (3) with loose joint link (2).

10. loose joint combined pipe fitting according to claim 2, four mouths of pipe that it is characterized in that four-way spare are with the footpath, and one or two side mouth is connected with loose joint part (3) with loose joint link (2).