CN212899429U

CN212899429U - Special coupling flange for fluid equipment and connecting unit and sealing unit thereof

Info

Publication number: CN212899429U
Application number: CN202021798384.3U
Authority: CN
Inventors: 赵文伟; 季国平
Original assignee: Wuxi Xinlaike Machinery Co ltd
Current assignee: Wuxi Xinlaike Machinery Co ltd
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-04-06
Anticipated expiration: 2030-08-25

Abstract

The application discloses a coupling flange special for fluid equipment, a connecting unit and a sealing unit of the coupling flange, wherein the coupling flange comprises a coupling flange body, a mounting connecting hole, a convex circular edge, a connecting unit and a sealing unit; the axial direction of the coupling flange body is provided with a through mounting connecting hole; the upper end of the coupling flange body is fixedly connected with a convex round edge; a plurality of side connecting holes are formed in the side surface of the coupler flange body in a surrounding mode; the lower end of the coupling flange body is fixedly connected with a first clamping convex block, a second clamping convex block and a third clamping convex block at intervals; a first connecting hole is formed between the lower ends of the coupling flange bodies between the first clamping convex block and the second clamping convex block; the problems of low installation efficiency and inconvenience in installation of the traditional coupler are solved, and the installation efficiency, precision and strength are improved; the problem that the traditional coupler cannot be used and cannot be sealed at high temperature is solved, and the service temperature and the sealing performance of the coupler are improved.

Description

Special coupling flange for fluid equipment and connecting unit and sealing unit thereof

Technical Field

The application relates to a flange, in particular to a coupling flange special for fluid equipment, a connecting unit and a sealing unit thereof.

Background

The coupling is a device which connects two shafts or a shaft and a rotating part, rotates together in the process of transmitting motion and power and does not separate under normal conditions; sometimes, the device is also used as a safety device for preventing the coupled machine parts from bearing excessive load, and plays a role in overload protection; the coupling is also called coupling; mechanical parts for firmly connecting the driving shaft and the driven shaft in different mechanisms to rotate together and transmitting motion and torque; sometimes also for coupling shafts with other parts (e.g. gears, pulleys, etc.); usually, the two halves are combined, respectively connected by a key or a tight fit, and fastened at two shaft ends, and then the two halves are connected in a certain way; the coupling can compensate the offset (including axial offset, radial offset, angular offset or comprehensive offset) between the two shafts due to inaccurate manufacture and installation, deformation or thermal expansion in work and the like; and shock mitigation and absorption.

The traditional coupler is inconvenient to install, the installation precision is not high, and the coupler can be installed well only by fine adjustment; the traditional coupler has no sealing function, is inconvenient for fluid equipment to use, can cause rusting after being used for a long time, and influences the service life; the traditional coupler is not enough in mounting and buckling strength, and can only be connected through bolts, so that the connection rigidity is not enough; therefore, the coupling flange special for the fluid equipment is provided for solving the problems.

Disclosure of Invention

A special coupling flange for fluid equipment comprises a coupling flange body, an installation connecting hole, a raised circular edge, a connecting unit and a sealing unit; the axial direction of the coupling flange body is provided with a through mounting connecting hole; the upper end of the coupling flange body is fixedly connected with a convex round edge;

the connecting unit comprises a side connecting hole, a first clamping convex block, a first connecting hole, a pointing sign, a transverse connecting hole, a second connecting hole, a third connecting hole, a second clamping convex block and a third clamping convex block; a plurality of side connecting holes are formed in the side surface of the coupler flange body in a surrounding mode; the lower end of the coupling flange body is fixedly connected with a first clamping convex block, a second clamping convex block and a third clamping convex block at intervals; a first connecting hole is formed between the lower ends of the coupling flange bodies between the first clamping convex block and the second clamping convex block; a pointing sign is arranged between the lower ends of the coupling flange bodies between the second clamping convex block and the third clamping convex block; a plurality of second connecting holes are formed in the lower end face of the second clamping convex block; a third connecting hole is formed in the lower end face of the third clamping convex block; the side surface of the third clamping convex block is provided with a transverse connecting hole;

the sealing unit comprises a clamping convex ring, a sealing fixing groove and a sealing ring; a clamping convex ring is fixedly connected to the side surface of the coupling flange body; a sealing fixing groove is formed in the side face of the coupler flange body; the sealing fixing groove is sleeved and buckled with a sealing ring.

Furthermore, the number of the side connecting holes is eight; the side connecting holes are of a counter-sunk type.

Furthermore, the angle of the interval among the first clamping convex block, the second clamping convex block and the third clamping convex block is one hundred twenty degrees.

Further, the directional mark is an equilateral triangle, and one corner of the directional mark is opposite to the axis of the coupling flange body.

Further, the sealing fixing groove is made of heat-resistant rubber.

Further, the first connecting hole, the transverse connecting hole, the second connecting hole and the third connecting hole are all in threaded hole types.

A connection unit of a coupling flange special for fluid equipment comprises a side connection hole 3, a first clamping convex block 6, a first connection hole 7, a pointing sign 8, a transverse connection hole 9, a second connection hole 10, a third connection hole 11, a second clamping convex block 14 and a third clamping convex block 15; a plurality of side connecting holes 3 are formed in the side surface of the coupling flange body 1 in a surrounding mode; the lower end of the coupling flange body 1 is fixedly connected with a first clamping convex block 6, a second clamping convex block 14 and a third clamping convex block 15 at intervals; a first connecting hole 7 is formed between the lower ends of the coupling flange body 1 between the first clamping convex block 6 and the second clamping convex block 14; a pointing sign 8 is arranged between the lower ends of the coupling flange body 1 between the second clamping convex block 14 and the third clamping convex block 15; a plurality of second connecting holes 10 are formed in the lower end face of the second clamping convex block 14; the lower end face of the third clamping convex block 15 is provided with a third connecting hole 11; and the side surface of the third clamping convex block 15 is provided with a transverse connecting hole 9.

A sealing unit of a coupling flange special for fluid equipment comprises a clamping convex ring 4, a sealing fixed groove 5 and a sealing ring 13; a clamping convex ring 4 is fixedly connected to the side surface of the coupling flange body 1; a sealing fixing groove 5 is formed in the side face of the coupler flange body 1; and the sealing fixing groove 5 is sleeved and buckled with a sealing ring 13.

The beneficial effect of this application is: the application provides a traffic order is installed and is stabilized high strength and connect special shaft coupling flange of fluid equipment of high temperature resistant sealed simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic external structural view of an embodiment of a coupling flange dedicated for fluid equipment according to the present application;

FIG. 2 is a schematic cross-sectional front view of an embodiment of a coupling flange dedicated for fluid equipment according to the present application;

FIG. 3 is a front view of a coupling flange embodiment specifically for use with a fluid device according to the present application;

fig. 4 is a schematic bottom sectional view of an embodiment of a coupling flange dedicated for a fluid device according to the present invention.

In the figure: 1. shaft coupling flange body, 2, erection joint hole, 3, side connecting hole, 4, the protruding ring of joint, 5, sealed fixed slot, 6, the protruding piece of first joint, 7, first connecting hole, 8, directional sign, 9, transverse connection hole, 10, second connecting hole, 11, third connecting hole, 12, protruding round edge, 13, sealing washer, 14, the protruding piece of second joint, 15, the protruding piece of third joint.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Detailed description of the preferred embodiment

The following embodiments are examples of coupling flanges specifically adapted for use with the fluid devices of the present application.

Referring to fig. 1-4, a coupling flange dedicated for fluid equipment includes a coupling flange body 1, a mounting connection hole 2, a convex circular edge 12, a connection unit and a sealing unit; the axial direction of the coupling flange body 1 is provided with a through mounting connecting hole 2; the upper end of the coupling flange body 1 is fixedly connected with a convex round edge 12;

the connecting unit comprises a side connecting hole 3, a first clamping convex block 6, a first connecting hole 7, a pointing sign 8, a transverse connecting hole 9, a second connecting hole 10, a third connecting hole 11, a second clamping convex block 14 and a third clamping convex block 15; a plurality of side connecting holes 3 are formed in the side surface of the coupling flange body 1 in a surrounding mode; the lower end of the coupling flange body 1 is fixedly connected with a first clamping convex block 6, a second clamping convex block 14 and a third clamping convex block 15 at intervals; a first connecting hole 7 is formed between the lower ends of the coupling flange body 1 between the first clamping convex block 6 and the second clamping convex block 14; a pointing sign 8 is arranged between the lower ends of the coupling flange body 1 between the second clamping convex block 14 and the third clamping convex block 15; a plurality of second connecting holes 10 are formed in the lower end face of the second clamping convex block 14; the lower end face of the third clamping convex block 15 is provided with a third connecting hole 11; the lateral surface of the third clamping convex block 15 is provided with a transverse connecting hole 9;

the sealing unit comprises a clamping convex ring 4, a sealing fixing groove 5 and a sealing ring 13; a clamping convex ring 4 is fixedly connected to the side surface of the coupling flange body 1; a sealing fixing groove 5 is formed in the side face of the coupler flange body 1; and the sealing fixing groove 5 is sleeved and buckled with a sealing ring 13.

The number of the side connecting holes 3 is eight; the side connecting holes 3 are of a counter-sunk type; the angle between the first clamping convex block 6, the second clamping convex block 14 and the third clamping convex block 15 is one hundred twenty degrees; the pointing sign 8 is an equilateral triangle, and one corner of the pointing sign is opposite to the axis of the coupling flange body 1; the sealing fixing groove 5 is made of heat-resistant rubber; the first connecting hole 7, the transverse connecting hole 9, the second connecting hole 10 and the third connecting hole 11 are all of threaded hole types.

When the coupler flange is used, the mounting connecting holes 2 are formed in the axial direction of the coupler flange body 1 in a penetrating mode, eight side connecting holes 3 are uniformly formed in the side face of the coupler flange body 1 in a surrounding mode, the side connecting holes 3 are of a countersunk type, and the upper end of the coupler flange body 1 is fixedly connected with the protruding round edge 12; the lower end of the coupling flange body 1 is provided with a first clamping convex block 6, a second clamping convex block 14 and a third clamping convex block 15 at intervals of 120 degrees, the lower surface of the coupling flange body 1 between the first clamping convex block 6 and the second clamping convex block 14 is provided with a first connecting hole 7, the lower surface of the second clamping convex block 14 is provided with two second connecting holes 10, the lower surface of the third clamping convex block 15 is provided with a third connecting hole 11, the side surface of the third clamping convex block 15 is provided with a transverse connecting hole 9, the lower surface of the coupling flange body 1 between the second clamping convex block 14 and the third clamping convex block 15 is provided with a pointing sign 8, and the first connecting hole 7, the second connecting hole 10, the third connecting hole 11 and the transverse connecting hole 9 are all of threaded hole type, through the design, the flange can be correspondingly buckled on other equipment, therefore, the rigidity and the precision of connection are improved, and meanwhile, a plurality of angles are fixed through fasteners, so that stable fixation is realized; through having seted up sealed fixed slot 5 in the lower extreme side of shaft coupling flange body 1, the lock has cup jointed the sealing washer 13 that heat-resisting rubber made on sealed fixed slot 5, the protruding ring 4 of joint that rigid coupling flange body 1's middle side encircleed the slope transition of rigid coupling, through such design, make this flange can realize the sealing connection between two pipelines, the sealing connection can be realized under the high temperature high pressure condition to the sealing washer 13 that makes at shaft coupling flange body 1 that the metal made and heat-resisting rubber simultaneously makes this flange, thereby be applicable to the environment of high temperature fluid and use.

Detailed description of the invention

The following embodiments are examples of the coupling flange connection unit specifically for use with a fluid device of the present application.

Detailed description of the preferred embodiment

The following embodiments are examples of the sealing unit of the coupling flange dedicated to the fluid equipment of the present application.

The application has the advantages that:

1. the utility model realizes the function of high-efficiency, high-precision and high-strength connection by simple structure and simple installation through the structural design of the side connecting hole, the first clamping convex block, the first connecting hole, the transverse connecting hole, the second connecting hole, the third connecting hole, the second clamping convex block and the third clamping convex block, solves the problems of low installation efficiency and inconvenient installation of the traditional shaft coupling, and improves the installation efficiency, precision and strength;

2. the utility model discloses a structural design of protruding ring of shaft coupling flange body, joint and sealing washer has realized the function that sealing connection used under the high temperature condition, has solved traditional shaft coupling and can't use under the high temperature and can't the problem sealed, has improved the service temperature and the leakproofness of shaft coupling.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides a fluid equipment special shaft coupling flange which characterized in that: the coupler flange comprises a coupler flange body (1), a mounting connecting hole (2), a raised round edge (12), a connecting unit and a sealing unit; the axial direction of the coupling flange body (1) is provided with a through mounting connecting hole (2); the upper end of the coupling flange body (1) is fixedly connected with a convex round edge (12);

the connecting unit comprises a side connecting hole (3), a first clamping convex block (6), a first connecting hole (7), a pointing sign (8), a transverse connecting hole (9), a second connecting hole (10), a third connecting hole (11), a second clamping convex block (14) and a third clamping convex block (15); a plurality of side connecting holes (3) are formed in the side surface of the coupling flange body (1) in a surrounding mode; the lower end of the coupler flange body (1) is fixedly connected with a first clamping convex block (6), a second clamping convex block (14) and a third clamping convex block (15) at intervals; a first connecting hole (7) is formed between the lower ends of the coupling flange body (1) between the first clamping convex block (6) and the second clamping convex block (14); a pointing sign (8) is arranged between the lower ends of the coupling flange body (1) between the second clamping convex block (14) and the third clamping convex block (15); the lower end face of the second clamping convex block (14) is provided with a plurality of second connecting holes (10); the lower end face of the third clamping convex block (15) is provided with a third connecting hole (11); the side surface of the third clamping convex block (15) is provided with a transverse connecting hole (9);

the sealing unit comprises a clamping convex ring (4), a sealing fixing groove (5) and a sealing ring (13); a clamping convex ring (4) is fixedly connected to the side surface of the coupling flange body (1); a sealing fixing groove (5) is formed in the side face of the coupler flange body (1); the sealing fixing groove (5) is sleeved and buckled with a sealing ring (13).

2. A coupling flange for fluid equipment according to claim 1, wherein: the number of the side connecting holes (3) is eight; the side connecting holes (3) are of a counter bore type.

3. A coupling flange for fluid equipment according to claim 1, wherein: the angle of the interval among the first clamping convex block (6), the second clamping convex block (14) and the third clamping convex block (15) is one hundred twenty degrees.

4. A coupling flange for fluid equipment according to claim 1, wherein: the pointing sign (8) is an equilateral triangle, and one corner of the pointing sign is back to the axis of the coupling flange body (1).

5. A coupling flange for fluid equipment according to claim 1, wherein: the sealing fixing groove (5) is made of heat-resistant rubber.

6. A coupling flange for fluid equipment according to claim 1, wherein: the first connecting hole (7), the transverse connecting hole (9), the second connecting hole (10) and the third connecting hole (11) are all in threaded hole types.

7. A connecting unit for a coupling flange special for fluid equipment is characterized by comprising a side connecting hole (3), a first clamping convex block (6), a first connecting hole (7), a pointing sign (8), a transverse connecting hole (9), a second connecting hole (10), a third connecting hole (11), a second clamping convex block (14) and a third clamping convex block (15); a plurality of side connecting holes (3) are formed in the side surface of the coupling flange body (1) in a surrounding manner; the lower end of the coupler flange body (1) is fixedly connected with a first clamping convex block (6), a second clamping convex block (14) and a third clamping convex block (15) at intervals; a first connecting hole (7) is formed between the lower ends of the coupling flange body (1) between the first clamping convex block (6) and the second clamping convex block (14); a pointing sign (8) is arranged between the lower ends of the coupling flange body (1) between the second clamping convex block (14) and the third clamping convex block (15); the lower end face of the second clamping convex block (14) is provided with a plurality of second connecting holes (10); the lower end face of the third clamping convex block (15) is provided with a third connecting hole (11); and a transverse connecting hole (9) is formed in the side surface of the third clamping convex block (15).

8. A sealing unit for a coupling flange special for fluid equipment is characterized by comprising a clamping convex ring (4), a sealing fixing groove (5) and a sealing ring (13); a clamping convex ring (4) is fixedly connected to the side surface of the coupling flange body (1); a sealing fixing groove (5) is formed in the side face of the coupler flange body (1); the sealing fixing groove (5) is sleeved and buckled with a sealing ring (13).