CN215488166U

CN215488166U - Straight-through welding reducer union

Info

Publication number: CN215488166U
Application number: CN202121792815.XU
Authority: CN
Inventors: 王玉虎
Original assignee: Yancheng Shengxinyuan Machinery Parts Manufacturing Co ltd
Current assignee: Yancheng Shengxinyuan Machinery Parts Manufacturing Co ltd
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2022-01-11
Anticipated expiration: 2031-08-03

Abstract

The utility model discloses a straight-through welding reducing joint which comprises a first joint, wherein a first nut is sleeved on the outer side of the first joint, a connecting pipe is arranged at one end of the first joint, an extension pipe is arranged at one end of the connecting pipe, a second nut is sleeved at one end of the extension pipe, a second joint is arranged on one side of the second nut, a plug is arranged at one end of the first joint, a sealing ring is sleeved on the outer side of the plug, one end of the plug is connected with the inner side of the connecting pipe in a clamping manner, threads are arranged on the inner side of the first nut and the outer side of the connecting pipe, the first nut and the connecting pipe are meshed through the threads, a hole is arranged on one side of the first nut, the diameter of the hole is slightly larger than that of the first joint, and the other end of the first joint penetrates through one side of the first nut. This kind of direct welding reducer union, simple structure is reasonable, the modern design, and easy operation is convenient, can effectively make things convenient for the staff to connect the pipeline of different diameters, and stability is stronger, effectively prevents the phenomenon of seepage and takes place, has higher practical value.

Description

Straight-through welding reducer union

Technical Field

The utility model relates to the technical field of joints, in particular to a straight-through welding reducing joint.

Background

A joint is a component used for connecting pipelines. The pipeline joint can be divided into: external screw thread terminating type pipe joint, cutting ferrule formula pipe joint, from solid formula pipe joint, present pipe joint is when using, and the pipe connection of different diameters is comparatively loaded down with trivial details, and connection stability is relatively poor, takes place the seepage phenomenon easily. Therefore, the through welding reducer union is improved.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model relates to a straight-through welding reducing joint which comprises a first joint, wherein a first nut is sleeved on the outer side of the first joint, a connecting pipe is arranged at one end of the first joint, an extension pipe is arranged at one end of the connecting pipe, a second nut is sleeved at one end of the extension pipe, a second joint is arranged on one side of the second nut, a plug is arranged at one end of the first joint, a sealing ring is sleeved on the outer side of the plug, and one end of the plug is connected with the inner side of the connecting pipe in a clamping manner.

As a preferable technical solution of the present invention, the first nut and the connection pipe are both provided with threads on an inner side thereof and an outer side thereof, and the first nut and the connection pipe are engaged with each other by the threads.

As a preferable technical solution of the present invention, a hole is formed at one side of the first nut, the diameter of the hole is slightly larger than that of the first connector, and the other end of the first connector penetrates through one side of the first nut.

As a preferable technical scheme of the utility model, sliding openings are formed in the other end of the first connector and one end of the second connector, and the sliding openings are in an inclined mode.

As a preferable technical scheme of the utility model, one side of the plug and the inner side of the connecting pipe are both conical, and the size of the outer side of the plug is slightly smaller than that of the inner side of the connecting pipe.

As a preferred technical scheme of the utility model, the first connector and the second connector are made of carbon steel, and the sealing ring is made of rubber.

As a preferable technical scheme of the utility model, the surface of the first connector and the surface of the second connector are both provided with a zinc coating, and the thickness of the zinc coating is 1.5-2 μm.

As a preferable technical scheme of the utility model, the inner walls of the first connector and the second connector are both provided with PTFE coatings, and the thickness of the PTFE coatings is 2-2.5 μm.

The utility model has the beneficial effects that:

1. according to the straight-through welding reducing joint, the inner side of the first nut and the outer side of the connecting pipe are respectively provided with the threads, so that pipelines with different diameters are connected, the first joint can conveniently penetrate through the holes formed in one side of the first nut, meanwhile, the first nut has a tightening function, the use convenience of a product is improved, and the sliding openings are formed in the other end of the first joint and one end of the second joint, so that the first joint and the second joint can conveniently and externally connect the pipelines;

2. according to the straight-through welding reducing joint, one side of the plug and the inner side of the connecting pipe are both conical, so that the plug can be conveniently inserted into the connecting pipe, the use convenience of a product is improved, the strength and the weldability of the product are improved and the service life of the product is prolonged as the first connector and the second connector are both made of carbon steel;

3. according to the straight-through welding reducing joint, the galvanized layers are arranged on the surfaces of the first connector and the second connector, so that the antirust capacity of a product is improved, and the PTFE coatings are arranged on the inner walls of the first connector and the second connector, so that the straight-through welding reducing joint has excellent chemical stability, corrosion resistance, sealing property, high lubrication non-adhesiveness, electric insulation property and good ageing resistance, and the service life of the product is prolonged; the pipeline connecting device has the advantages of simple and reasonable structure, novel design, simplicity and convenience in operation, capability of effectively facilitating the connection of pipelines with different diameters by workers, strong stability, capability of effectively preventing leakage and high practical value.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a perspective view of a straight-through welded reducer joint according to the present invention;

FIG. 2 is a disassembled perspective view of a straight-through welded reducer union of the present invention;

FIG. 3 is a cross-sectional view of a straight-through welded reducer joint according to the present invention.

In the figure: 1. a first connector; 2. a second connector; 3. an extension tube; 4. a first nut; 5. a second nut; 6. a plug; 7. a connecting pipe; 8. and (5) sealing rings.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in fig. 1-3, the straight-through welding reducer union of the present invention comprises a first connector 1, a first nut 4 is sleeved outside the first connector 1, a connecting pipe 7 is arranged at one end of the first connector 1, an extension pipe 3 is arranged at one end of the connecting pipe 7, a second nut 5 is sleeved at one end of the extension pipe 3, a second connector 2 is arranged at one side of the second nut 5, a plug 6 is arranged at one end of the first connector 1, a sealing ring 8 is sleeved outside the plug 6, and one end of the plug 6 is connected with the inner side of the connecting pipe 7 in a clamping manner.

Wherein, the inboard and the connecting pipe 7 outside of first nut 4 all are equipped with the screw thread, and first nut 4 and connecting pipe 7 pass through thread engagement, all are equipped with the screw thread through the inboard and the connecting pipe 7 outside of first nut 4, realize the pipe connection of different diameters.

Wherein, first nut 4 one side is equipped with the hole, and the diameter in hole slightly is greater than first connector 1 diameter, and first connector 1 other end runs through first nut 4 one side, is equipped with the hole through first nut 4 one side, makes things convenient for first connector 1 to pass, makes first nut 4 have the shrink function simultaneously, increases the product and uses the convenience.

Wherein, the other end of

first connector

1 and 2 one ends of second connector all are equipped with smooth mouthful, and smooth mouthful is the slope pattern, all is equipped with smooth mouthful through the first connector 1 other end and 2 one ends of second connector, makes things convenient for

first connector

1 and 2 external pipelines of second connector.

Wherein, 6 one sides of plug and connecting pipe 7 inboards are the taper shape, and 6 outside sizes of plug slightly are less than the inboard size of connecting pipe 7, are the taper shape through 6 one sides of plug and connecting pipe 7 inboards, make things convenient for plug 6 to insert connecting pipe 7, increase the product and use the convenience.

Wherein, first connector 1 and second connector 2 are carbon steel material, and sealing washer 8 is the rubber material, is carbon steel material through first connector 1 and second connector 2, increases product strength and weldability, improves product life.

The surface of the first connector 1 and the surface of the second connector 2 are both provided with a zinc coating, the thickness of the zinc coating is 1.5-2 mu m, and the zinc coatings are arranged on the surface of the first connector 1 and the surface of the second connector 2, so that the antirust capacity of the product is improved.

The inner walls of the first connector 1 and the second connector 2 are respectively provided with a PTFE coating, the thickness of the PTFE coatings is 2-2.5 microns, and the inner walls of the first connector 1 and the second connector 2 are respectively provided with the PTFE coatings, so that the high-performance high-speed.

The working principle is as follows: when the product is used, firstly, whether the connection part of the product is fastened is detected, after the product is ensured to be intact, the first nut 4 is sleeved on the outer side of the first connector 1, then, a pipeline is welded on the outer side of the first connector 1, then, another pipeline is welded on the outer side of the second connector 2, the first connector 1 is inserted into the connecting pipe 7, the first nut 4 is rotated by a spanner, the inner side thread of the first nut 4 is meshed with the outer side thread of the connecting pipe 7, the inner sides of the plug 6 and the connecting pipe 7 are both conical, the plug 6 is conveniently inserted into the connecting pipe 7, the use convenience of the product is improved, the first connector 1 and the second connector 2 are both made of carbon steel, the strength and the weldability of the product are improved, the service life of the product is prolonged, the galvanized layers are arranged on the surfaces of the first connector 1 and the second connector 2, and the antirust capacity of the product is improved, this kind of direct welding reducer union, simple structure is reasonable, the modern design, and easy operation is convenient, can effectively make things convenient for the staff to connect the pipeline of different diameters, and stability is stronger, effectively prevents the phenomenon of seepage and takes place, has higher practical value.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a direct welding reducing joint, includes first connector (1), its characterized in that, first connector (1) outside cover is equipped with first nut (4), first connector (1) one end is equipped with connecting pipe (7), connecting pipe (7) one end is equipped with extension pipe (3), extension pipe (3) pot head is equipped with second nut (5), second nut (5) one side is equipped with second connector (2), first connector (1) one end is equipped with plug (6), plug (6) outside cover is equipped with sealing washer (8), plug (6) one end and the inboard block of connecting pipe (7) are connected.

2. The straight-through welding reducer joint according to claim 1, wherein the first nut (4) is threaded on an inner side thereof and the connecting pipe (7) is threaded on an outer side thereof, and the first nut (4) and the connecting pipe (7) are engaged with each other by the threads.

3. The straight-through welding reducer joint according to claim 1, wherein a hole is formed in one side of the first nut (4), the diameter of the hole is slightly larger than that of the first connector (1), and the other end of the first connector (1) penetrates through one side of the first nut (4).

4. The straight-through welding reducer union according to claim 1, wherein the other end of the first connector (1) and one end of the second connector (2) are provided with sliding openings, and the sliding openings are in an inclined pattern.

5. The straight-through welding reducer union of claim 1, wherein the plug (6) and the connecting pipe (7) are both conical, and the outside dimension of the plug (6) is slightly smaller than the inside dimension of the connecting pipe (7).

6. The straight-through welding reducer union of claim 1, wherein the first connector (1) and the second connector (2) are both made of carbon steel, and the sealing ring (8) is made of rubber.

7. The straight-through welding reducer union of claim 1, wherein the surface of the first connector (1) and the surface of the second connector (2) are both provided with a zinc coating, and the thickness of the zinc coating is 1.5-2 μm.

8. The straight-through welding reducer union of claim 1, wherein the inner walls of the first connector (1) and the second connector (2) are provided with PTFE coatings, and the thickness of the PTFE coatings is 2-2.5 μm.