CN214119265U

CN214119265U - Sealing flange for connecting nitrogen cylinder pipeline

Info

Publication number: CN214119265U
Application number: CN202022821896.3U
Authority: CN
Inventors: 姜海岚
Original assignee: Tianjin Aomeide Technology Co ltd
Current assignee: Tianjin Aomeide Technology Co ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-09-03
Anticipated expiration: 2030-11-30

Abstract

The utility model discloses a sealing flange for nitrogen cylinder pipeline connection, which comprises a workbench, the top of the workbench is fixedly connected with a fixed column, the side surface of the fixed column is fixedly connected with a fixture block, the side surface of the fixed column is provided with a flange seat, the inner side wall of the flange seat is provided with a chute in a penetrating way, the inside of the chute is provided with a compression spring, one side of the compression spring is provided with a slider, the flange seat comprises an upper flange and a lower flange, the bottom of the upper flange is provided with the lower flange, one side of the upper flange close to the lower flange is provided with a positioning groove, one side of the upper flange far away from the positioning groove is provided with a connecting pipe, one side of the lower flange close to the upper flange is provided with a positioning column, and the top of the positioning column is provided with a sealing plug; this sealing flange for nitrogen gas jar pipe connection can reach quick aligning two flange seats through setting up reference column and constant head tank to and through the fixed column that sets up, can be better with flange seat and pipe connection.

Description

Sealing flange for connecting nitrogen cylinder pipeline

Technical Field

The utility model relates to a sealing flange technical field specifically is a sealing flange is used in nitrogen gas jar pipe connection.

Background

The nitrogen cylinder is a novel elastic component using high-pressure nitrogen as a working medium, has small volume, large elasticity, long stroke, stable work, precise manufacture, long service life (one million times), gentle elasticity curve, no need of pre-tightening and the like, has the work which is difficult to finish by conventional elastic components such as metal springs, rubber, air cushions and the like, simplifies the design and manufacture of a die, facilitates the installation and adjustment of the die, prolongs the service life of the die and ensures the stability of the product quality, can also be designed into a nitrogen spring system to participate in the work as a part of the die, can conveniently realize the constant pressure and the delayed action in the system, and is a new generation of most ideal elastic component with flexible performance. The flange connection is that two pipelines, pipe fittings or equipment are respectively fixed on a flange plate, a flange pad is arranged between the two flange plates and fastened together by bolts, and the connection is completed.

When a pipe fitting and a flange seat are welded, the flange seat of the existing flange is easy to rotate and is not beneficial to welding, and when flange plates of two pipes are butted and fixed by bolts, the two flange seats cannot be quickly corresponding to each other.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's weak point, provide a sealing flange is used in nitrogen gas jar pipe connection, its flange seat of problem for solving easily takes place to rotate, is unfavorable for its welding to and when the ring flange butt joint with two pipes, can't be quick correspond two flange seats.

In order to achieve the above object, the utility model provides a following technical scheme: the automatic positioning device comprises a workbench, wherein a fixed column is fixedly connected to the top of the workbench, a clamping block is fixedly connected to the side surface of the fixed column, a flange seat is arranged on the side surface of the fixed column, a sliding groove is formed in the inner side wall of the flange seat in a penetrating mode, a compression spring is arranged inside the sliding groove, a sliding block is arranged on one side of the compression spring, the flange seat comprises an upper flange and a lower flange, a lower flange is arranged at the bottom of the upper flange, a positioning groove is formed in one side, close to the lower flange, of the upper flange, a connecting pipe is arranged on one side, away from the positioning groove, a positioning column is arranged on one side, close to the upper flange, of the lower flange, and a sealing plug is arranged at the top of the positioning column.

As the utility model discloses a preferred technical scheme, the fixed column is fixed connection with the top center department of workstation, the shape of fixed column is the cylinder, and the internal diameter size phase-match of surface size and flange seat, the bottom fixedly connected with fixture block of the side surface of fixed column.

As the utility model discloses an optimized technical scheme, the spout is the recess that the two sides opening set up, and its opening face is bottom and right-hand member respectively, compression spring's one end and the tank bottom fixed connection of spout, compression spring's the other end and slider fixed connection, the left end of fixture block is the hemisphere, and the internal diameter size phase-match of its external surface size and spout.

As the utility model discloses an optimized technical scheme, go up the flange and be the flange seat with lower flange, the handing-over department of two flanges is provided with the flange pad.

As the utility model discloses a preferred technical scheme, the quantity of connecting pipe has two sets ofly, wherein a set of the fixed connection is located at the top center of connecting pipe and last flange, and just the middle recess of flange seat, another group to the inner wall of its connecting pipe the fixed connection is located with the bottom center of lower flange.

As the utility model discloses an optimal technical scheme, the quantity of constant head tank has two sets ofly, and runs through and set up in the bottom of upper flange, the quantity of reference column has two sets ofly, and fixed connection is at the top of lower flange, the shape and the position phase-match of reference column and constant head tank.

As the utility model discloses an optimal technical scheme, the quantity of sealing plug has two sets ofly, and respectively with reference column fixed connection, the surface size of sealing plug and the internal diameter size phase-match of constant head tank, the material of sealing plug is rubber.

Compared with the prior art, the utility model provides a nitrogen gas jar sealing flange for pipe connection possesses following beneficial effect: through cup jointing the flange seat on the fixed column of workstation, and make inside its fixture block pushed the slider into the spout, thereby make the fixture block insert in the spout, with this fix the flange seat on the fixed column, then also peg graft on the fixed column with its connecting pipe, alright weld the connecting pipe on the flange seat this moment, through the aforesaid setting, can prevent its flange seat in welding process effectively, the pivoted condition appears, after the welding is accomplished, extract the flange seat from the fixed column, its slider will get back to original position under compression spring's elasticity effect, then set up two flanges relatively, reference column and constant head tank through its opposite face setting, come the quick butt joint of two flanges, and the sealing plug that sets up through the positioning column top, improve its sealing performance.

Drawings

FIG. 1 is a schematic view of a connection structure between a workbench and a flange seat of the present invention;

FIG. 2 is a side view of the flange seat and the worktable of the present invention;

FIG. 3 is an enlarged schematic view of the structure A of the present invention;

FIG. 4 is a schematic view of the connection structure of the connection pipe and the flange seat of the present invention;

fig. 5 is a schematic top structural view of the bottom of the upper flange and the lower flange of the present invention.

In the figure: 1. a work table; 2. fixing a column; 21. a clamping block; 3. a flange seat; 31. a chute; 32. a compression spring; 33. a slider; 4. an upper flange; 5. a lower flange; 6. positioning a groove; 7. a connecting pipe; 8. a positioning column; 9. and (4) sealing the plug.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. 1-5, in this embodiment: the utility model provides a nitrogen gas jar sealing flange for pipe connection, comprises a workbench 1, the top fixedly connected with fixed column 2 of workstation 1, the side surface fixed connection fixture block 21 of fixed column 2, the side surface of fixed column 2 is provided with flange seat 3, the inside wall of flange seat 3 runs through and is provided with spout 31, the inside of spout 31 is provided with compression spring 32, one side of compression spring 32 is provided with slider 33, flange seat 3 includes flange 4 and lower flange 5, the bottom of flange 4 is provided with lower flange 5, one side that flange 4 is close to lower flange 5 is provided with constant head tank 6, one side that constant head tank 6 was kept away from to flange 4 is provided with connecting pipe 7, one side that lower flange 5 is close to flange 4 is provided with reference column 8, the top of reference column 8 is provided with sealing plug 9.

In the embodiment, the fixed column 2 is fixedly connected with the center of the top of the workbench 1, the fixed column 2 is cylindrical, the size of the outer surface of the fixed column is matched with the size of the inner diameter of the flange seat 3, the bottom of the side surface of the fixed column 2 is fixedly connected with the clamping block 21, and the flange seat 3 is sleeved with the fixed column 2 to place the flange seat 3 on the workbench 1 so as to prevent the flange seat from moving on the workbench 1; the sliding groove 31 is a groove with two open sides, the open sides of the groove are respectively the bottom end and the right end, one end of the compression spring 32 is fixedly connected with the bottom of the sliding groove 31, the other end of the compression spring 32 is fixedly connected with the sliding block 33, the left end of the fixture block 21 is hemispherical, the size of the outer surface of the fixture block 21 is matched with the size of the inner diameter of the sliding groove 31, the fixture block 21 is inserted into the sliding groove 31 to fix the flange seat 3 on the fixed column 2, and when the flange seat 3 is pulled out of the fixed column 2, the sliding block 33 returns to the original position under the elastic force of the compression spring 32; the upper flange 4 and the lower flange 5 are both flange seats 3, a flange gasket is arranged at the joint of the two flanges, the upper flange 4 is matched with the lower flange 5, and the sealing performance of the upper flange and the lower flange is improved through the flange gasket; the number of the connecting pipes 7 is two, wherein one group of the connecting pipes 7 is fixedly connected with the center of the top of the upper flange 4, the inner wall of the connecting pipe 7 is opposite to the middle groove of the flange seat 3, the other group of the connecting pipes 7 is fixedly connected with the center of the bottom of the lower flange 5, and the connecting pipes 7 are respectively welded on the upper flange 4 and the lower flange 5 so as to facilitate the connection of the two flanges; two groups of positioning grooves 6 are arranged at the bottom of the upper flange 4 in a penetrating manner, two groups of positioning columns 8 are arranged at the top of the lower flange 5 in a penetrating manner, the positioning columns 8 are matched with the positioning grooves 6 in shape and position, and the two flange seats 3 can be conveniently and rapidly butted through the arranged positioning columns 8 and the positioning grooves 6; the quantity of sealing plug 9 has two sets ofly, and respectively with reference column 8 fixed connection, the surface size of sealing plug 9 and the internal diameter size phase-match of constant head tank 6, and the material of sealing plug 9 is rubber, and its sealing plug 9 can be effectively with the gap filling between reference column 8 and the constant head tank 6 to this further improvement its sealing performance.

The utility model discloses a theory of operation and use flow: through cup jointing flange seat 3 on fixed column 2 of workstation 1, and make its fixture block 21 push away inside spout 31 with slider 33, thereby make fixture block 21 insert in spout 31, with this fix flange seat 3 on fixed column 2, then also peg graft on fixed column 2 with its connecting pipe 7, alright weld connecting pipe 7 on flange seat 3 this moment, through the aforesaid setting, can prevent effectively that its flange seat 3 is in welding process, the pivoted condition appears, after the welding is accomplished, pull out flange seat 3 from fixed column 2, its slider 33 will get back to original position under compression spring 32's spring action, then set up two flanges relatively, reference column 8 and constant head tank 6 through its opposite face setting, come the quick butt joint of two flanges, and the sealing plug 9 that sets up through reference column 8 top, improve its sealing performance.

Finally, it should be noted that: 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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 nitrogen gas jar sealing flange for pipe connection which characterized in that: the clamping device comprises a workbench (1), wherein a fixed column (2) is fixedly connected to the top of the workbench (1), a clamping block (21) is fixedly connected to the side surface of the fixed column (2), a flange seat (3) is arranged on the side surface of the fixed column (2), a sliding chute (31) is arranged on the inner side wall of the flange seat (3) in a penetrating mode, a compression spring (32) is arranged inside the sliding chute (31), a sliding block (33) is arranged on one side of the compression spring (32), the flange seat (3) comprises an upper flange (4) and a lower flange (5), the lower flange (5) is arranged at the bottom of the upper flange (4), a positioning groove (6) is arranged on one side, close to the lower flange (5), of the upper flange (4) far away from the positioning groove (6) is provided with a connecting pipe (7), and a positioning column (8) is arranged on one side, close to the upper flange (4), of the lower flange (5), and a sealing plug (9) is arranged at the top of the positioning column (8).

2. The sealing flange for connecting nitrogen cylinder pipes as claimed in claim 1, wherein: the top center department fixed connection of fixed column (2) and workstation (1), the shape of fixed column (2) is the cylinder, and the internal diameter size phase-match of surface size and flange seat (3), the bottom fixedly connected with fixture block (21) of the side surface of fixed column (2).

3. The sealing flange for connecting nitrogen cylinder pipes as claimed in claim 1, wherein: the sliding groove (31) is a groove with two openings, the opening surfaces of the sliding groove are respectively the bottom end and the right end, one end of the compression spring (32) is fixedly connected with the bottom of the sliding groove (31), the other end of the compression spring (32) is fixedly connected with the sliding block (33), the left end of the clamping block (21) is hemispherical, and the outer surface size of the clamping block is matched with the inner diameter size of the sliding groove (31).

4. The sealing flange for connecting nitrogen cylinder pipes as claimed in claim 1, wherein: the upper flange (4) and the lower flange (5) are both flange seats (3), and a flange pad is arranged at the joint of the two flanges.

5. The sealing flange for connecting nitrogen cylinder pipes as claimed in claim 1, wherein: the number of the connecting pipes (7) is two, wherein one group of the connecting pipes (7) is fixedly connected with the center of the top of the upper flange (4), the inner wall of each connecting pipe (7) is just opposite to the middle groove of the flange seat (3), and the other group of the connecting pipes (7) is fixedly connected with the center of the bottom of the lower flange (5).

6. The sealing flange for connecting nitrogen cylinder pipes as claimed in claim 1, wherein: the quantity of constant head tank (6) has two sets ofly, and runs through and set up in the bottom of upper flange (4), the quantity of reference column (8) has two sets ofly, and fixed connection is at the top of lower flange (5), shape and the position phase-match of reference column (8) and constant head tank (6).

7. The sealing flange for connecting nitrogen cylinder pipes as claimed in claim 1, wherein: the quantity of sealing plug (9) has two sets ofly, and respectively with reference column (8) fixed connection, the surface size of sealing plug (9) and the internal diameter size phase-match of constant head tank (6), the material of sealing plug (9) is rubber.