CN216812404U

CN216812404U - Flange convenient to connect

Info

Publication number: CN216812404U
Application number: CN202122841721.3U
Authority: CN
Inventors: 方红兵
Original assignee: Guangzhou Zhengdong Machinery Co ltd
Current assignee: Guangzhou Zhengdong Machinery Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-06-24
Anticipated expiration: 2031-11-19

Abstract

The utility model relates to the technical field of flanges, and discloses a flange convenient to connect, which comprises a lower flange, wherein the upper part of the lower flange is symmetrically provided with an upper flange, the upper end surface of the lower flange is symmetrically and fixedly connected with a lower clamping jaw, one side of the upper end surface of the lower flange, which is far away from the lower clamping jaw, is symmetrically and fixedly connected with a sealing groove, one side of the lower end surface of the upper flange, which is far away from the upper clamping jaw, is symmetrically and fixedly connected with a sealing groove, the upper end surface of the upper flange is fixedly connected with an upper connecting pipe, one side end surface of the upper flange, which is close to the lower flange, is respectively and regularly connected with a clamping groove, and the upper flange, the lower clamping jaw, the upper clamping jaw and the clamping groove which are arranged on the lower flange are matched to play a role of increasing the connecting strength of the flange when in use, so as to achieve the purpose of prolonging the service life when in use, and solve the problems that the existing device is inconvenient to connect when in use, the installation mode is complex, the bolt fixing connection strength is low, and the service life is influenced.

Description

Flange convenient to connect

Technical Field

The utility model relates to the field of flanges, in particular to a flange convenient to connect.

Background

Flanges, also called flange flanges or flanges, are parts of the interconnection between shafts, used for the connection between pipe ends; there are also flanges on the inlet and outlet of the device for connection between two devices.

However, the existing device has the problems of inconvenient connection in use, complex installation mode, low bolt fixing connection strength and influence on the service life.

SUMMERY OF THE UTILITY MODEL

The applicant has studied and developed the above-mentioned drawbacks of the prior art to provide a flange which facilitates the connection.

The technical scheme of the utility model is as follows: the utility model provides a flange convenient to connect, including lower flange, lower flange upper portion symmetry is provided with the flange, lower flange up end symmetry fixedly connected with lower jack catch, the jack catch is connected to the last flange down end symmetry fixedly connected with, the one side symmetry fixedly connected with seal groove of jack catch is kept away from down to the lower flange up end, the one side symmetry fixedly connected with seal groove of last jack catch is kept away from to the up flange down end face, lower flange and last flange annular intercommunication have the connecting bolt, the connecting pipe under the lower flange end face fixedly connected with, the connecting pipe is gone up to the upper flange up end fixedly connected with, the equal regulation of a side end face that the upper flange is close with lower flange is connected with the draw-in groove.

Preferably, the lower flange is fixedly connected with the lower limiting block on the upper end face of the inner cavity of the clamping groove, and the upper flange is fixedly connected with the upper limiting block on the lower end face of the inner cavity of the clamping groove.

Preferably, lower jack catch and last jack catch constitute by support column, fixture block, and support column symmetry fixed connection is in flange up end, the terminal surface under the upper flange down, and fixture block fixed connection keeps away from the one end of flange and upper flange down at the support column.

Preferably, the inner cavity of the sealing groove is connected with a sealing ring in a sliding manner, and the sealing ring in the sealing groove is made of rubber.

Preferably, the connecting bolt is composed of a connecting bolt and a connecting body, the connecting bolt is communicated with the lower flange and the upper flange, the outer surface of the connecting bolt is fixedly connected with threads, and the outer surface of the inner cavity of the connecting nut is fixedly connected with threads meshed with the connecting bolt.

Preferably, the clamping groove is matched with the lower clamping jaw and the upper clamping jaw, and the size of the clamping block is matched with the lower limiting block and the upper limiting block.

The utility model has the beneficial effects that:

1. in the utility model, the upper flange, the lower clamping jaw, the upper clamping jaw and the clamping groove which are arranged on the lower flange are matched to play a role in increasing the connection strength of the flange in use, so that the purpose of prolonging the service life in use is achieved, and the problems of inconvenient connection in use, complex installation mode, low bolt fixing connection strength and influence on the service life of the existing device are solved.

2. In the utility model, the matching of the upper flange, the lower clamping jaw, the upper clamping jaw, the sealing groove, the connecting bolt, the lower connecting pipe, the upper connecting pipe and the clamping groove on the lower flange plays a role in prolonging the service life, improving the workpiece intensity and reducing the working procedures during use, thereby achieving the purposes of reducing the labor intensity and improving the working efficiency during use.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic rear perspective view of the present invention

FIG. 3 is a schematic view of a half-section three-dimensional structure of the present invention

Fig. 4 is a schematic view of the lower flange mounting structure of the present invention.

In the figure: 1-lower flange, 11-lower limiting block, 2-upper flange, 21-upper limiting block, 3-lower clamping jaw, 31-supporting column, 32-clamping block, 4-upper clamping jaw, 5-sealing groove, 6-connecting bolt, 61-connecting bolt, 62-connecting nut, 7-lower connecting pipe, 8-upper connecting pipe and 9-clamping groove.

Detailed Description

The following further describes embodiments of the present invention with reference to the drawings.

Referring to figures 1-4 of the drawings,

the utility model provides a flange convenient to connect, including

lower flange

1, 1 upper portion symmetry of lower flange is provided with flange 2, jack catch 3 under the 1 up end symmetry fixedly connected with of lower flange, jack catch 4 in the 2 lower end symmetry fixedly connected with of upper flange, one side symmetry fixedly connected with seal groove 5 of jack catch 3 is kept away from to 1 up end of lower flange, one side symmetry fixedly connected with seal groove 5 of last jack catch 4 is kept away from to 2 down end of upper flange, lower flange 1 has connecting bolt 6 with 2 annular intercommunications of upper flange, connecting pipe 7 under 1 lower end fixedly connected with of lower flange, connecting pipe 8 on 2 up end fixedly connected with of upper flange, it is connected with draw-in groove 9 with the equal regulation of a side end face that lower flange 1 is close to go up flange 2.

The lower flange 1 is fixedly connected with a lower limiting block 11 on the upper end face of the inner cavity of the clamping groove, and the upper flange 2 is fixedly connected with an upper limiting block 21 on the lower end face of the inner cavity of the clamping groove.

Lower jack catch 3 and last jack catch 4 constitute by support column 31, fixture block 32, and support column 31 symmetry fixed connection is at flange 1 up end down, flange 2 lower extreme face down, and fixture block 32 fixed connection is in the one end that lower flange 1 and upper flange 2 were kept away from to support column 31. Through the cooperation of the upper flange 2, the lower clamping jaw 3, the upper clamping jaw 4 and the clamping groove 9 which are arranged on the lower flange 1, the effect of increasing the connection strength of the flange when in use is achieved, and the purpose of prolonging the service life when in use is further achieved.

The inner cavity of the sealing groove 5 is connected with a sealing ring in a sliding way, and the sealing ring in the sealing groove 5 is made of rubber.

The connecting bolt 6 is composed of a connecting bolt 61 and a connecting nut 62, the connecting bolt 61 is communicated with the lower flange 1 and the upper flange 2, the outer surface of the connecting bolt 61 is fixedly connected with threads, and the outer surface of the inner cavity of the connecting nut 62 is fixedly connected with threads meshed with the connecting bolt 61.

The clamping groove 9 is matched with the lower jaw 3 and the upper jaw 4, and the size of the clamping block 32 is matched with the lower limiting block 11 and the upper limiting block 21. Through setting up last flange 2 on lower flange 1, lower jack catch 3, go up jack catch 4, seal groove 5, connecting bolt 6, lower connecting pipe 7, go up connecting pipe 8, the cooperation of draw-in groove 9 has played increase life when using, improves work piece intensity, reduces the effect of process, and then has reached and has reduced intensity of labour when using, improves work efficiency's purpose.

When the pipeline connecting device works, the lower connecting pipe 7 and the lower connecting pipe 8 are welded with a pipeline respectively, the lower clamping jaw 3 on the lower flange 1 is aligned with the clamping groove 9 on the upper flange 2, the lower clamping jaw 3 is inserted into the inner cavity of the clamping groove 9 on the upper flange 2, the upper clamping jaw 4 is inserted into the inner cavity of the clamping groove 9 on the lower flange 1, the upper flange 2 and the lower flange 1 are rotated in the opposite direction at the same time, the lower clamping jaw 3 and the lower clamping jaw 4 are attached to the upper limiting block 21 and the lower limiting block 11 respectively, the connecting bolt 61 is communicated with the lower flange 1 and the upper flange 2 in sequence at the moment, the connecting nut 62 is further placed on one side of the connecting bolt 61 in sequence, the connecting nut 62 is rotated at the moment, the lower flange 1 and the upper flange 2 are attached to each other, so that a flange plate is connected, and similarly, when the flange needs to be disassembled, the connecting nut 62 is rotated in the opposite direction in sequence, thereby taking out the connecting nut 62, pulling the connecting bolt 61 in turn at the moment, pulling the connecting bolt 61 out, further rotating the lower flange 1 and the upper flange 2 along the opposite direction simultaneously, further making the lower jaw 3 and the upper jaw 4 not to be meshed with the clamping groove 9, pulling the lower connecting pipe 7 and the upper connecting pipe 8 simultaneously at the moment, thereby detaching the flanges, and through the matching of the arranged lower flange 1, the upper flange 2, the lower jaw 3, the upper jaw 4 and the clamping groove 9, the effect of increasing the flange connecting strength during the use is achieved, thereby achieving the purpose of prolonging the service life during the use, through the matching of the arranged lower flange 1, the upper flange 2, the lower jaw 3, the upper jaw 4, the sealing groove 5, the connecting bolt 6, the lower connecting pipe 7, the upper connecting pipe 8 and the clamping groove 9, the service life is increased during the use, the workpiece strength is improved, the process is reduced, and further achieving the effect of reducing the labor intensity during the use, the purpose of improving the working efficiency.

The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by anyone with the teaching of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as the present invention, are within the protection scope.

Claims

1. A flange convenient to connect, includes lower flange (1), its characterized in that: the upper part of the lower flange (1) is symmetrically provided with an upper flange (2), the upper end surface of the lower flange (1) is symmetrically and fixedly connected with a lower clamping jaw (3), the lower end surface of the upper flange (2) is symmetrically and fixedly connected with an upper clamping jaw (4), one side of the upper end surface of the lower flange (1) far away from the lower clamping jaw (3) is symmetrically and fixedly connected with a sealing groove (5), one side of the lower end surface of the upper flange (2) far away from the upper clamping jaw (4) is symmetrically and fixedly connected with a sealing groove (5), the lower flange (1) and the upper flange (2) are annularly communicated with a connecting bolt (6), the lower end surface of the lower flange (1) is fixedly connected with a lower connecting pipe (7), the upper end surface of the upper flange (2) is fixedly connected with an upper connecting pipe (8), the end faces of one side, close to the lower flange (1), of the upper flange (2) are connected with clamping grooves (9) in a specified mode.

2. A flange for facilitating connection according to claim 1, wherein: the lower flange (1) is located on the upper end face of the inner cavity of the clamping groove and fixedly connected with a lower limiting block (11), and the upper flange (2) is located on the lower end face of the inner cavity of the clamping groove and fixedly connected with an upper limiting block (21).

3. A flange for facilitating connection according to claim 1, wherein: lower jack catch (3) with go up jack catch (4) and constitute by support column (31), fixture block (32), support column (31) symmetry fixed connection is terminal surface under flange (1) up end, upper flange (2) down, fixture block (32) fixed connection be kept away from in support column (31) the one end of flange (1) and upper flange (2) down.

4. A flange for facilitating connection according to claim 1, wherein: the inner cavity of the sealing groove (5) is connected with a sealing ring in a sliding mode, and the sealing ring in the sealing groove (5) is made of rubber.

5. A flange for facilitating connection according to claim 1, wherein: the connecting bolt (6) comprises connecting bolt (61), coupling nut (62), connecting bolt (61) intercommunication lower flange (1) and upper flange (2), connecting bolt (61) surface fixed connection has the screw thread, coupling nut (62) inner chamber surface fixed connection have with connecting bolt (61) engaged with screw thread mutually.

6. A flange for facilitating connection according to claim 2, wherein: the clamping groove (9) is matched with the lower clamping jaw (3) and the upper clamping jaw (4), and the size of the clamping block (32) is matched with the lower limiting block (11) and the upper limiting block (21).