CN215928837U

CN215928837U - Corrosion-resistant flange

Info

Publication number: CN215928837U
Application number: CN202121944499.3U
Authority: CN
Inventors: 吴燕
Original assignee: Liaoning Xinfeng Industrial Co ltd
Current assignee: Liaoning Xinfeng Industrial Co ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-03-01
Anticipated expiration: 2031-08-18

Abstract

The utility model relates to the field of flanges, in particular to a corrosion-resistant flange, which comprises a first flange and a second flange, wherein a first pipe connecting groove is formed in the inner wall of the first flange, a second pipe connecting groove is formed in the inner wall of the second flange, a connecting groove is formed in the inner wall of the first flange, a first mounting groove is formed in the inner wall of the first flange, a second mounting groove is formed in the inner wall of the second flange, and mounting blocks are movably connected to the inner walls of the first mounting groove and the second mounting groove. According to the utility model, through the arrangement of the first flange, the second flange, the first pipe connecting groove, the second pipe connecting groove, the first mounting groove, the second mounting groove and the mounting block, the threaded groove is favorably replaced through the arrangement of the mounting block, the threaded groove is prevented from being damaged to influence the fastening work of bolts, and the service life of the whole body is prolonged, so that the flange is ensured to effectively carry out pipeline connection work, the working requirements of people are met, and the flange is worthy of popularization and use.

Description

Corrosion-resistant flange

Technical Field

The utility model relates to the technical field of flanges, in particular to a corrosion-resistant flange.

Background

The flange is a connecting part between pipe ends, mainly plays a role in sealing and supporting, and is widely applied to basic engineering such as chemical engineering, construction, water supply, drainage, petroleum, light and heavy industries, refrigeration, sanitation, water heating, fire fighting, electric power, aerospace, shipbuilding and the like because of good comprehensive performance.

However, the existing flanges have poor corrosion resistance when in use, and particularly when the existing flanges are used for connecting pipelines with highly corrosive liquid flowing, bolts between the flanges are extremely easy to corrode and damage, so that the service life is shortened.

To this end, it is highly desirable to provide a flange that is resistant to corrosion.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the existing flange is poor in corrosion resistance in use, the utility model aims to provide the flange which is corrosion-resistant.

The corrosion-resistant flange comprises a first flange and a second flange, wherein a first pipe connecting groove is formed in the inner wall of the first flange, a second pipe connecting groove is formed in the inner wall of the second flange, a connecting groove is formed in the inner wall of the first flange, a first mounting groove is formed in the inner wall of the first flange, a second mounting groove is formed in the inner wall of the second flange, mounting blocks are movably connected to the inner walls of the first mounting groove and the second mounting groove, the threaded grooves can be replaced conveniently through the mounting blocks, fastening work of bolts influenced by damage of the threaded grooves is avoided, the service life of the whole flange is prolonged, accordingly, effective pipeline connection work of the flange is guaranteed, working requirements of people are met, and the corrosion-resistant flange is worthy of popularization and use.

The fixed fixture block of one side fixedly connected with of second flange, the first sealed piece of inner wall fixedly connected with of fixed fixture block, the sealed piece of outer wall fixedly connected with second of fixed fixture block is through having under the sealed of first sealed piece and the sealed piece of second, is favorable to protecting the bolt, has avoided the bolt to receive the phenomenon of corruption, and further holistic life has been prolonged, simultaneously through the mutual block of fixed fixture block and spread groove, is favorable to subsequent bolt to counterpoint the installation, has improved the convenience of installation work.

Preferably, first mounting groove and second mounting groove are located same axial direction line, and first mounting groove and second mounting groove communicate each other, are favorable to lining up each other through first mounting groove and second mounting groove, have made things convenient for the counterpoint installation of bolt.

Preferably, the inner wall distribution of installation piece has the screw thread, and the installation piece is respectively through first mounting groove and the mutual block of second mounting groove and first flange and second flange, has made things convenient for and has replaced the threaded connection of thread groove realization with the bolt through the installation piece.

Preferably, the side view of the mounting block is a T-shaped structure, and the right side view of the mounting block is a regular hexagon structure, which is beneficial to positioning the mounting block.

Preferably, one end of the fixed fixture block extends into the connecting groove, and the connecting groove and the fixed fixture block are clamped with each other, so that the fixed fixture block can be conveniently positioned.

Preferably, the fixed fixture block and the installation block are located on the same axial center line, and the fixed fixture block is in an annular shape, so that the installation blocks can be aligned conveniently after being positioned by the fixed fixture block.

Preferably, the inner wall of first sealed piece closely laminates with the inner wall of spread groove, and first sealed piece is the annular form, and the diameter of first sealed piece is greater than the width of first mounting groove, and first sealed piece is elastic construction, is favorable to protecting first mounting groove through first sealed piece to be favorable to protecting the bolt.

Preferably, the outer wall of the second seal block is closely attached to the inner wall of the connecting groove, the second seal block is in an annular shape, the second seal block is of an elastic structure, and the sealing effect is further improved through the second seal block.

The working principle is as follows: when the utility model is operated and used, the second flange drives the fixed fixture block to be clamped into the connecting groove, the fixed fixture block is positioned under the elastic action of the first sealing block and the second sealing block, so that the position of the fixed fixture block is fixed, the first mounting groove and the second mounting groove which correspond to the fixed fixture block are aligned with each other, the mounting blocks are respectively clamped into the first mounting groove and the second mounting groove, the bolt is screwed, the bolt respectively penetrates through the two mounting blocks to complete the mounting work, at the moment, the bolt can be effectively protected through the arrangement of the first sealing block and the second sealing block, the phenomenon that the bolt is easy to corrode in the using process is avoided, the corrosion resistant effect is further improved, and meanwhile, the phenomenon that the integral flange cannot be used after the thread groove is damaged can be avoided through the subsequent replacement of the mounting blocks, and then reduced the maintenance cost of whole flange.

The technical means of the utility model can obtain the following technical effects:

(1) according to the utility model, through the arrangement of the first flange, the second flange, the first pipe connecting groove, the second pipe connecting groove, the first mounting groove, the second mounting groove and the mounting block, the threaded groove is favorably replaced through the arrangement of the mounting block, the threaded groove is prevented from being damaged to influence the fastening work of bolts, and the service life of the whole body is prolonged, so that the flange is ensured to effectively carry out pipeline connection work, the working requirements of people are met, and the flange is worthy of popularization and use.

(2) According to the bolt, the connecting groove, the fixed clamping block, the first sealing block and the second sealing block are arranged, the bolt is protected under the sealing of the first sealing block and the second sealing block, the corrosion phenomenon of the bolt is avoided, the service life of the whole bolt is further prolonged, meanwhile, the subsequent bolt is aligned and installed through the mutual clamping of the fixed clamping block and the connecting groove, and the convenience of installation work is improved.

Drawings

FIG. 1 is a schematic front cross-sectional view of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic side sectional view of the present invention;

FIG. 4 is a schematic view of a partial connection of a first flange to a second flange according to the present invention;

fig. 5 is a perspective view of the mounting block of the present invention.

In the figure: 1. a first flange; 2. a second flange; 3. a first pipe receiving groove; 4. a second pipe connecting groove; 5. connecting grooves; 6. a first mounting groove; 7. a second mounting groove; 8. mounting blocks; 9. fixing the fixture block; 10. a first seal block; 11. and a second seal block.

Detailed Description

In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings.

Example 1

The preferred embodiment of the corrosion-resistant flange provided by the present invention is shown in fig. 1 to 5: the utility model provides a corrosion-resistant flange that uses, including first flange 1 and second flange 2, first pipe connecting groove 3 has been seted up to the inner wall of first flange 1, second pipe connecting groove 4 has been seted up to the inner wall of second flange 2, spread groove 5 has been seted up to the inner wall of first flange 1, first mounting groove 6 has been seted up to the inner wall of first flange 1, second mounting groove 7 has been seted up to the inner wall of second flange 2, the equal swing joint of inner wall of first mounting groove 6 and second mounting groove 7 has installation piece 8, setting through installation piece 8, be favorable to changing the thread groove, the fastening work of the influential bolt of thread groove emergence damage has been avoided, then be favorable to prolonging holistic life, thereby guaranteed the effectual pipe connection work that carries out of flange, people's work demand has been satisfied, and is worth using widely.

One side fixedly connected with fixed fixture block 9 of second flange 2, the first sealed piece 10 of inner wall fixedly connected with of fixed fixture block 9, the sealed piece 11 of outer wall fixedly connected with second of fixed fixture block 9, under sealed through having the sealed piece 11 of first sealed piece 10 and second, be favorable to protecting the bolt, avoided the bolt to receive the phenomenon of corruption, further holistic life has been prolonged, simultaneously through the mutual block of fixed fixture block 9 with spread groove 5, be favorable to subsequent bolt to counterpoint the installation, the convenience of installation work has been improved.

Example 2

On the basis of embodiment 1, a preferred embodiment of the corrosion-resistant flange provided by the utility model is shown in fig. 1 to 5: first mounting groove 6 is located same axial direction line with second mounting groove 7, and first mounting groove 6 communicates each other with second mounting groove 7, is favorable to aligning each other through first mounting groove 6 and second mounting groove 7, has made things convenient for the counterpoint installation of bolt.

In this embodiment, the inner wall distribution of installation piece 8 has the screw thread, and installation piece 8 is respectively through first mounting groove 6 and the mutual block of second mounting groove 7 and first flange 1 and second flange 2, has made things convenient for and has replaced the threaded connection of thread groove realization with the bolt through installation piece 8.

In this embodiment, the side view of the mounting block 8 is a "T" shaped structure, and the mounting block 8 is regarded as a regular hexagon structure, which is beneficial to positioning the mounting block 8.

In this embodiment, one end of the fixed fixture block 9 extends into the inside of the connecting groove 5, and the connecting groove 5 and the fixed fixture block 9 are mutually clamped, so that the fixed fixture block 9 can be conveniently positioned.

In this embodiment, the fixed fixture block 9 and the mounting block 8 are located on the same axial center line, and the front view of the fixed fixture block 9 is a ring shape, which is beneficial to alignment between the mounting blocks 8 after positioning through the fixed fixture block 9.

In this embodiment, the inner wall of first sealed piece 10 and the inner wall of spread groove 5 closely laminate, and first sealed piece 10 is the annular form, and the diameter of first sealed piece 10 is greater than the width of first mounting groove 6, and first sealed piece 10 is elastic construction, is favorable to protecting first mounting groove 6 through first sealed piece 10 to be favorable to protecting the bolt.

In this embodiment, the outer wall of the second sealing block 11 is tightly attached to the inner wall of the connecting groove 5, the second sealing block 11 is in a ring shape, the second sealing block 11 is of an elastic structure, and the sealing effect is further improved by the second sealing block 11.

When the utility model is operated and used, as shown in fig. 1 to 5, firstly, the second flange 2 drives the fixed fixture block 9 to be clamped into the connecting groove 5, the fixed fixture block 9 is positioned under the elastic action of the first sealing block 10 and the second sealing block 11, so that the position of the fixed fixture block 9 is fixed, then the first mounting groove 6 and the second mounting groove 7 which correspond to the position of the fixed fixture block 9 are aligned with each other, then the mounting blocks 8 are respectively clamped into the first mounting groove 6 and the second mounting groove 7, then the bolt is screwed, so that the bolt respectively penetrates through the two mounting blocks 8 to complete the mounting work, at the moment, the bolt can be effectively protected through the arrangement of the first sealing block 10 and the second sealing block 11, the corrosion phenomenon of the bolt in the using process is avoided, the corrosion resistance effect is further improved, and meanwhile, the mounting blocks 8 are subsequently replaced, the phenomenon that the integral flange cannot be used after the thread groove is damaged can be avoided, and the maintenance cost of the integral flange is reduced.

The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention. Any equivalent changes and modifications that can be made by one skilled in the art without departing from the spirit and principles of the utility model should be considered within the scope of the utility model. Moreover, it should be noted that the components of the present invention are not limited to the above-mentioned whole application, and various technical features described in the present specification can be selected to be used alone or in combination according to actual needs, so that the present invention should cover other combinations and specific applications related to the present invention.

Claims

1. A flange resistant to corrosion, comprising a first flange (1) and a second flange (2), characterized in that: a first pipe connecting groove (3) is formed in the inner wall of the first flange (1), a second pipe connecting groove (4) is formed in the inner wall of the second flange (2), a connecting groove (5) is formed in the inner wall of the first flange (1), a first mounting groove (6) is formed in the inner wall of the first flange (1), a second mounting groove (7) is formed in the inner wall of the second flange (2), and mounting blocks (8) are movably connected to the inner walls of the first mounting groove (6) and the second mounting groove (7);

one side fixedly connected with fixed fixture block (9) of second flange (2), the inner wall fixedly connected with first sealed piece (10) of fixed fixture block (9), the outer wall fixedly connected with second sealed piece (11) of fixed fixture block (9).

2. A corrosion resistant flange according to claim 1 wherein: the first mounting groove (6) and the second mounting groove (7) are located on the same axial center line, and the first mounting groove (6) is communicated with the second mounting groove (7).

3. A corrosion resistant flange according to claim 1 wherein: the inner wall of installation piece (8) distributes and has the screw thread, and installation piece (8) are respectively through first mounting groove (6) and second mounting groove (7) and first flange (1) and second flange (2) mutual block.

4. A corrosion resistant flange according to claim 1 wherein: the side view of the mounting block (8) is of a T-shaped structure, and the front view of the mounting block (8) is of a regular hexagon structure.

5. A corrosion resistant flange according to claim 1 wherein: one end of the fixed clamping block (9) extends into the connecting groove (5), and the connecting groove (5) and the fixed clamping block (9) are clamped with each other.

6. A corrosion resistant flange according to claim 1 wherein: the fixed clamping block (9) and the mounting block (8) are positioned on the same axial center line, and the front view of the fixed clamping block (9) is annular.

7. A corrosion resistant flange according to claim 1 wherein: the inner wall of the first sealing block (10) is tightly attached to the inner wall of the connecting groove (5), the first sealing block (10) is annular, the diameter of the first sealing block (10) is larger than the width of the first mounting groove (6), and the first sealing block (10) is of an elastic structure.

8. A corrosion resistant flange according to claim 1 wherein: the outer wall of the second sealing block (11) is tightly attached to the inner wall of the connecting groove (5), the second sealing block (11) is in a ring shape in front view, and the second sealing block (11) is of an elastic structure.