CN217302033U

CN217302033U - Reducing flange

Info

Publication number: CN217302033U
Application number: CN202220226521.9U
Authority: CN
Inventors: 付高峰
Original assignee: Nanjing Manfei Machinery Technology Co ltd
Current assignee: Nanjing Manfei Machinery Technology Co ltd
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-08-26
Anticipated expiration: 2032-01-27

Abstract

The utility model discloses a reducing flange, which comprises a flange main body; the first adapter structure is detachably arranged on the flange main body; the second switching structure is detachably arranged on the flange main body and can be movably connected with the first switching structure; the utility model relates to a flange technical field, this reducing flange, the first switching of accessible is managed and the second switching is managed and is realized single pipe diameter size transform, still can connect through the diversion pipe and change pipeline switching direction and increase the pipe diameter, also can link to each other with the diversion pipe through first switching pipe and increase not unidimensional pipe diameter butt joint and form tee bend tubular structure, realizes flange manifold formula, the installation of multidimension switching.

Description

Reducing flange

Technical Field

The utility model relates to a flange technical field specifically is a reducing flange.

Background

Flange, basic means, a raised structure on an object, or an object with a raised structure, such as a flange bolt, a flange shaft, etc.; since flange structures are commonly used for connection between shafts, between pipe ends and pipe ends, or between equipment and equipment, the flange generally refers to a part or structure for connection in the mechanical field, such as a pipe flange and a reducer flange;

however, the existing pipeline flange is inconvenient to mount and transform the pipe diameter, the overall transformation size is limited, the pipeline butt joint pattern is linearly mounted in the flange transfer process, and if the pipeline needs to be butted and turned at a right angle, the pipe diameter is more difficult to adjust and complex, so that the reducing flange is designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reducing flange to solve and be convenient for realize multiple connection, switching mode and can change the problem of connecting tube diameter size.

In order to achieve the above object, the utility model provides a following technical scheme: a reducing flange comprises

A flange body;

the first adapter structure is detachably arranged on the flange main body;

the second switching structure is detachably arranged on the flange main body and can be movably connected with the first switching structure;

flange main part one end diameter is greater than other end diameter, and a plurality of butt joint through-holes that the structure is the same are seted up to one end left side wall equidistance to oblique screw thread has been seted up to the equal circumference of other end inside wall and lateral wall, the circular shape recess that the structure is the same is all seted up to flange main part one end lateral wall, and the equal circumference of recess inner wall circle has seted up oblique screw thread, and the flange main part is close to the fixed first fender ring that is provided with of the other end.

Preferably, the first adapter structure comprises a first adapter tube and a second adapter tube;

first switching pipe is convex structure, and first switching pipe one end inside wall circumference has seted up oblique screw thread to oblique screw thread has been seted up to other end outside wall circumference, first switching pipe one end diameter is less than other end diameter, suit can be dismantled on the flange main part other end to first switching pipe one end, and connect soon mutually with the flange main part, second switching pipe one end can be dismantled the cartridge and connect in the flange main part other end, and connect soon mutually with the flange main part.

Preferably, the second adapter structure comprises a pair of direction-changing pipes with the same structure, a pair of flow-dividing caps with the same structure and a communicating pipe;

it is a pair of the diversion pipe is L type tubular structure, and the equal circumference of both ends inside wall has seted up oblique screw thread to the deformation pipe is close to central point department lateral wall and has seted up the butt joint screwed pipe that is linked together, oblique screw thread has been seted up to butt joint screwed pipe inside wall circumference, and is a pair of diversion pipe one end can be dismantled respectively the suit on flange main part one end lateral wall recess, and connects soon mutually with the flange main part, and is a pair of the reposition of redundant personnel emits can dismantle to connect soon on the butt joint screwed pipe, the both ends of communicating pipe can be dismantled respectively and connect soon on the butt joint screwed pipe that the diversion pipe is close to central point department, form the four-way pipe.

Preferably, the diameters of the inner walls of the two ends of the turning pipe are the same as the diameter of the inner ring of the groove.

Preferably, the two ends of the diversion pipe can be detachably and rotatably connected to the other end of the first diversion pipe, and the diameters of the inner side walls of the two ends of the diversion pipe are respectively the same as the diameter of the outer side wall of the other end of the first diversion pipe and the diameter of the inner side wall of the butt joint spiral pipe.

Compared with the prior art, the beneficial effects of the utility model are that: this reducing flange, the first switching pipe of accessible and the size transform of single pipe diameter is realized to the second switching pipe, still can connect through the diversion pipe and change pipeline switching direction and increase the pipe diameter, also can link to each other with the diversion pipe through first switching pipe and increase the pipe diameter butt joint of unidimensional not and form tee bend tubular structure, realizes flange manifold type, the installation of unidimensional switching.

Drawings

Fig. 1 is a schematic view of a first mounting structure of the present invention;

fig. 2 is a schematic view of a second mounting structure of the present invention;

fig. 3 is a schematic view of a first split structure of the present invention;

fig. 4 is a schematic diagram of a second splitting structure according to the present invention.

In the figure: 1. the flange comprises a flange main body, 2, a first switching structure, 21, a first switching pipe, 22, a second switching pipe, 3, a second switching structure, 31, a direction-changing pipe, 32, a flow-dividing cap, 33 and a communicating pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. 1-4, the present invention provides a technical solution: a reducing flange comprises a flange main body 1; a first swivel structure 2 detachably disposed on the flange main body 1; the second switching structure 3 is detachably arranged on the flange main body 1 and can be movably connected with the first switching structure 2; the diameter of 1 one end of flange main part is greater than other end diameter, and a plurality of butt joint through-holes that the structure is the same are seted up to one end left side wall equidistance to oblique screw thread has been seted up to the equal circumference of other end inside wall and lateral wall, the circular shape recess that the structure is the same is all seted up to 1 one end lateral wall of flange main part, and the equal circumference of recess inner wall circle has seted up oblique screw thread, and flange main part 1 is close to the fixed first fender ring that is provided with of the other end.

Preferably, the first adapter structure 2 further includes a first adapter tube 21 and a second adapter tube 22;

first adapter 21 is convex structure, and first adapter 21 one end inside wall circumference has seted up oblique screw thread to other end outside wall circumference has seted up oblique screw thread, and first adapter 21 one end diameter is less than other end diameter, and first adapter 21 one end can be dismantled the suit and on 1 other end of flange main part, and connect soon mutually with flange main part 1, and second adapter 22 one end can be dismantled the cartridge and connect in the 1 other end of flange main part, and connect soon mutually with flange main part 1.

Preferably, the second adapter structure 3 further includes a pair of diversion pipes 31 with the same structure, a pair of diversion caps 32 with the same structure, and a communication pipe 33;

a pair of diversion 31 is L type tubular structure, and the equal circumference of both ends inside wall has seted up the oblique screw thread, and the deformation pipe is close to central part department lateral wall and has seted up the butt joint screwed pipe that is linked together, the oblique screw thread has been seted up to butt joint screwed pipe inside wall circumference, the suit can be dismantled respectively on flange main part 1 one end lateral wall recess to a pair of diversion 31 one end, and connect soon mutually with flange main part 1, a pair of reposition of redundant personnel emits 32 can dismantle to connect soon on the butt joint screwed pipe, 33 both ends can dismantle respectively to connect soon on the butt joint screwed pipe that diversion 31 is close to central part department communicating pipe, form the four-way pipe.

As a preferred scheme, furthermore, the diameters of the inner walls of the two ends of the turning pipe 31 are the same as the diameter of the inner ring of the groove, so as to meet the requirement of design connection.

As a preferred scheme, furthermore, the two ends of the turning pipe 31 can be detachably screwed on the other end of the first adapter pipe 21, and the diameters of the inner side walls of the two ends of the turning pipe 31 are respectively the same as the diameter of the outer side wall of the other end of the first adapter pipe 21 and the diameter of the inner side wall of the butt-joint spiral pipe, so that the design requirements can be met, and the connection, the transfer and the change of the connection pipe diameters can be conveniently realized in various ways.

The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.

Example (b): as can be seen from fig. 1 to 4 of the specification, firstly, according to the use requirement, one end of a first adapter tube 21 in a first adapter structure 2 is screwed to the other end of a flange main body 1 to increase the diameter of a connecting pipeline by a certain size, and one end of a second adapter tube 22 is inserted into the other end of the flange main body 1 to perform screwing to decrease the diameter of the connecting pipeline; two butted flange main bodies 1 can be respectively connected with a first adapter pipe 21 and a second adapter pipe 22 to butt two pipelines with different diameters; one end of a diversion pipe 31 in the second switching structure 3 can be sleeved and screwed on one end of the flange main body 1 to carry out diversion switching on the support legs and enlarge the diameter range of the connecting pipeline, and the other end of the diversion pipe 31 after switching deformation can be connected on the other end of the first switching pipe 21 to turn and reduce the diameter of the mounting pipeline; meanwhile, the diversion cap 32 can be detached, another deformation pipe is communicated through the communicating pipe 33, four-way connection is achieved, or the diversion cap 32 is detached, and then the other end of the first adapter pipe 21 is screwed into the butt-joint spiral pipe for adapter connection, three-way connection is achieved, and the diameter of the pipeline is reduced (the first adapter pipe 21, the second adapter pipe 22 and the diversion pipe 31 can be set to be different in diameter range and corresponding in diameter).

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation; also, unless expressly stated or limited otherwise, the terms "fixedly welded," "movably nested," "movably inserted," "detachably" and "rotatably connected" are to be construed broadly, e.g., as either fixedly attached or detachably attached or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A reducing flange is characterized in that: comprises that

A flange main body (1);

the first adapter structure (2) is detachably arranged on the flange main body (1);

the second adapter structure (3) is detachably arranged on the flange main body (1) and can be movably connected with the first adapter structure (2);

the flange main part (1) one end diameter is greater than other end diameter, and a plurality of butt joint through-holes that the structure is the same are seted up to one end left side wall equidistance to oblique screw thread has been seted up to the equal circumference of other end inside wall and lateral wall, the circular shape recess that the structure is the same is all seted up to flange main part (1) one end lateral wall, and the equal circumference of recess inner wall circle has seted up oblique screw thread, and flange main part (1) is close to the fixed first fender ring that is provided with of the other end.

2. The variable diameter flange according to claim 1, wherein: the first adapter structure (2) comprises a first adapter tube (21) and a second adapter tube (22);

first adapter tube (21) is convex structure, and first adapter tube (21) one end inside wall circumference has seted up oblique screw thread to other end outside wall circumference has seted up oblique screw thread, first adapter tube (21) one end diameter is less than other end diameter, first adapter tube (21) one end can be dismantled the suit and on flange main part (1) the other end, and connect soon mutually with flange main part (1), cartridge in flange main part (1) the other end can be dismantled to second adapter tube (22) one end, and connect soon mutually with flange main part (1).

3. The variable diameter flange according to claim 1, wherein: the second switching structure (3) comprises a pair of direction-changing pipes (31) with the same structure, a pair of flow-dividing caps (32) with the same structure and a communicating pipe (33);

it is a pair of diversion pipe (31) are L type tubular structure, and the equal circumference in both ends inside wall has seted up the oblique screw thread to the deformation tube is close to central point department lateral wall and has seted up the butt joint screwed pipe that is linked together, the oblique screw thread has been seted up to butt joint screwed pipe inside wall circumference, and is a pair of diversion pipe (31) one end can be dismantled respectively and suit on flange main part (1) one end lateral wall recess, and connects soon mutually with flange main part (1), and is a pair of reposition of redundant personnel is forged (32) and can be dismantled and connect soon on the butt joint screwed pipe, can dismantle respectively to connect soon at communicating pipe (33) both ends and connect on the butt joint screwed pipe that diversion pipe (31) are close to central point department, form the four-way pipe.

4. The reducing flange according to claim 3, wherein: the diameters of the inner walls of the two ends of the turning pipe (31) are the same as the diameter of the inner ring of the groove.

5. The variable diameter flange according to claim 3, wherein: the two ends of the diversion pipe (31) can be detachably screwed on the other end of the first adapter pipe (21), and the diameters of the inner side walls of the two ends of the diversion pipe (31) are respectively the same as the diameter of the outer side wall of the other end of the first adapter pipe (21) and the diameter of the inner side wall of the butt-joint spiral pipe.