CN221683890U

CN221683890U - Inner fastening structure of flange plate

Info

Publication number: CN221683890U
Application number: CN202420351897.1U
Authority: CN
Inventors: 付江涛
Original assignee: Xiangyang Zixing Automotive Parts Co ltd
Current assignee: Xiangyang Zixing Automotive Parts Co ltd
Priority date: 2024-02-26
Filing date: 2024-02-26
Publication date: 2024-09-10
Anticipated expiration: 2034-02-26

Abstract

The utility model discloses an inner fastening structure of a flange, which comprises a flange I and a flange II, wherein the flange I and the flange II are arranged in a bilateral symmetry way, one side adjacent to the flange I and one side adjacent to the flange II are respectively provided with the same limiting component, and the outer walls of the flange I and the flange II are respectively provided with the same fastening component; this ring flange internal fastening structure folds through ring flange one and ring flange two for in the sealing groove was entered into to the sealing ring, the spiro ring entered into the helicoidal groove, and the holding ring drives spliced pole, elastic strip and fixture block and passes through the through-hole on the ring flange two and enter into the through-hole on the ring flange one and go on the joint fixedly, makes when fixing the ring flange installation, can prevent to appear not hard up condition, need not twist in proper order through bolt and nut at the installation and move, improves whole device's installation convenience, and sealed effect is not influenced between two ring flanges.

Description

Inner fastening structure of flange plate

Technical Field

The utility model relates to the technical field of flanges, in particular to an inner fastening structure of a flange.

Background

Flanges (flanges) are also called flanges or flanges, parts for connecting pipes to each other are connected to pipe ends, holes are formed in the flanges, bolts are used for tightly connecting the two flanges, gaskets are used for sealing between the flanges, the flanges are disc-shaped parts which are most commonly used in pipeline engineering, the flanges are mainly used for connecting pipelines in pipeline engineering, one flange is respectively arranged at the end parts where two pipelines are required to be connected, a wire flange can be used for a low-pressure pipeline, a welding flange with pressure of more than 4 kg is used, a sealing gasket is added between the two flanges, and then the flanges are fastened by bolts.

The patent number CN201720577878.0 discloses a flange inner fastening structure which comprises a flange and a positioning piece, wherein a circle of sealing grooves are arranged on a plate body of the flange, and at least one horn-shaped opening is also arranged on the plate body of the flange; the upper side of trompil is equipped with trompil matched with sealing washer, the upside of sealing washer is equipped with trompil matched with flat gasket. The flange plate has the beneficial effects that the structure is simple, the holes of the plate body of the flange plate are uniformly distributed according to the number of the holes, the use is convenient, no bolt rod protrudes in the fastening process, the repeatability is good, and the fastening and sealing performances are good.

The device has certain disadvantages when in use: when the device works, the bolt is not provided with the anti-loosening device, and the nut can be loosened and slide in the long-time use process, so that the connection between the two flanges is loosened.

Therefore, the utility model provides a flange plate inner fastening structure to solve the above problems.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a flange plate inner fastening structure, which solves the problems.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the flange plate inner fastening structure comprises a flange plate I and a flange plate II, wherein the flange plate I and the flange plate II are arranged in a bilateral symmetry manner, one limiting component is arranged on one adjacent side of the flange plate I and one adjacent side of the flange plate II, and one fastening component is arranged on the outer wall of the flange plate I and the outer wall of the flange plate II;

The fastening assembly comprises a positioning ring, a plurality of connecting columns are uniformly and fixedly connected to the left wall of the positioning ring, a plurality of elastic strips are uniformly and fixedly connected to the left end of each connecting column, clamping blocks are uniformly and fixedly connected to one sides, far away from each other, of the left parts of the elastic strips, through holes are formed in one adjacent side of the first flange plate and one adjacent side of the second flange plate, magnets are uniformly adsorbed on the side walls of the connecting columns, and limiting columns are fixedly connected to the left walls of the magnets.

Further, the outer wall of the positioning ring is attached to the two side walls of the flange plate, the number of the connecting columns is the same as that of the through openings, the outer wall of the connecting columns is attached to the inner wall of the through openings on the second flange plate, and the outer wall of the elastic strip is attached to the inner wall of the through openings on the first flange plate.

Through the technical scheme, after the clamping block enters the inner wall of the through hole and is stressed, the elastic strip is driven to fold towards the center part of the connecting column, and then the clamping block smoothly enters the through hole.

Further, the fixture blocks are all clamped on the corresponding outer walls of the through holes and are attached to one side wall of the flange plate, the outer walls of the limiting columns are attached to the corresponding inner walls of the elastic strips, and the left ends of the limiting columns are fixedly connected with handles.

Through above-mentioned technical scheme, spacing post and the laminating of corresponding elastic strip inner wall avoid appearing under the exogenic action and lead to the elastic strip to fold to spliced pole central point position.

Further, the limiting component comprises a sealing ring, the sealing ring is fixedly connected with one side wall of the flange plate, and a spiral ring is fixedly connected to the outer side of the sealing ring on one side wall of the flange plate.

Through the technical scheme, under the mutual cooperation of the sealing ring and the sealing groove, the first flange plate and the second flange plate have good sealing performance.

Further, a sealing groove is formed in the position, corresponding to the sealing ring, of the two side walls of the flange plate, the inner wall of the sealing groove is attached to the outer wall of the sealing ring, a screw groove is formed in the position, corresponding to the screw ring, of the two side walls of the flange plate, and the outer wall of the screw ring is in screw connection with the inner wall of the screw groove.

Through above-mentioned technical scheme, spiral ring outer wall and spiral shell inslot wall mutual spiro union carries out primary limit to ring flange one and ring flange two.

Furthermore, the first inner wall of the flange plate is fixedly connected with a communicating pipe, the outer wall of the communicating pipe is attached to the second inner wall of the flange plate, and the inner wall of the communicating pipe is provided with round corners.

Through the technical scheme, the arrangement of the phase through pipe enables the connectivity of the first flange plate and the second flange plate to be better.

Further, the first flange plate and the second flange plate are both communicated with pipelines, and the outer wall of the positioning ring is attached to the inner wall of the corresponding pipeline.

Through above-mentioned technical scheme, the holding ring cover is established on the pipeline outer wall.

Advantageous effects

The utility model provides a flange plate inner fastening structure. Compared with the prior art, the method has the following beneficial effects:

(1) This fastening structure in ring flange folds through ring flange one and ring flange two for in the sealing groove is entered into to the sealing ring, the spiro ring enters into the helicoidal groove, the holding ring drives spliced pole, elastic strip and fixture block and passes through the through-hole on ring flange two and enter into the through-hole on ring flange one in carry out the joint fixedly, drive spacing post and magnet through movable handle and enter into in the through-hole on ring flange one, enter into simultaneously in the elastic strip inner wall with the spliced pole adsorb spacing fixedly, make when installing fixedly to the ring flange, can prevent to appear not hard up condition, need not twist in proper order through the bolt and nut at the installation and move, improve the installation convenience of whole device, sealing effect is not influenced between two ring flanges.

Drawings

FIG. 1 is a perspective view of the external structure of the present utility model;

FIG. 2 is a front view of the internal structure of the present utility model;

FIG. 3 is an exploded view of the internal structure of the fastener assembly of the present utility model;

fig. 4 is an exploded view of the internal structure of the spacing assembly of the present utility model.

In the figure 1, a first flange plate; 2. a pipe; 3. a second flange plate; 4. a fastening assembly; 41. a positioning ring; 42. a connecting column; 43. an elastic strip; 44. a clamping block; 45. a through hole; 46. a limit column; 47. a magnet; 48. a handle; 5. a phase tube; 6. a limit component; 61. a screw groove; 62. sealing grooves; 63. a spiro ring; 64. and (3) a sealing ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one:

Referring to fig. 1-4, an inner flange fastening structure comprises a first flange 1 and a second flange 3, wherein the first flange 1 and the second flange 3 are symmetrically arranged left and right, one side of the first flange 1 adjacent to the second flange 3 is provided with a same limiting component 6, and the outer walls of the first flange 1 and the second flange 3 are provided with a same fastening component 4;

The fastening assembly 4 comprises a positioning ring 41, a plurality of connecting columns 42 are uniformly and fixedly connected to the left wall of the positioning ring 41, a plurality of elastic strips 43 are uniformly and fixedly connected to the left end of the connecting columns 42, clamping blocks 44 are fixedly connected to the sides, far away from each other, of the left parts of the elastic strips 43, through holes 45 are formed in the adjacent sides of the first flange plate 1 and the second flange plate 3, magnets 47 are adsorbed to the side walls of the connecting columns 42, and limiting columns 46 are fixedly connected to the left walls of the magnets 47;

In the embodiment of the utility model, the fastening assembly 4 has the function of connecting and fastening the first flange plate 1 and the second flange plate 3, and can prevent the loose sliding during use, and the whole installation process is simple and convenient, thereby being convenient for the use of staff.

Embodiment two:

Referring to fig. 1-4, the present embodiment provides a technical solution based on the first embodiment: the outer wall of the positioning ring 41 is attached to the side wall of the second flange plate 3, the number of the connecting columns 42 and the number of the through holes 45 are the same, the outer wall of the connecting columns 42 are attached to the inner wall of the through holes 45 on the second flange plate 3, the outer wall of the elastic strip 43 is attached to the inner wall of the through holes 45 on the first flange plate 1, the clamping blocks 44 are clamped on the outer wall of the corresponding through holes 45 and attached to the side wall of the first flange plate 1, the outer wall of the limiting column 46 is attached to the inner wall of the corresponding elastic strip 43, the lifting handles 48 are fixedly connected to the left end of the limiting column 46, the limiting assembly 6 comprises a sealing ring 64, the sealing ring 64 is fixedly connected with the side wall of the first flange plate 1, the side wall of the first flange plate 1 is fixedly connected with a spiral ring 63, the side wall of the second flange plate 3 is provided with a sealing groove 62, the inner wall of the sealing groove 62 is attached to the outer wall of the sealing ring 64, the side wall of the second flange plate 3 is provided with a spiral ring 61, the outer wall of the 63 is in threaded connection with a communicating tube 5, the outer wall of the communicating tube 5 is attached to the inner wall of the second flange plate 3, the inner wall of the communicating tube 5 is provided with the inner wall of the first flange plate 1 and the inner wall of the second flange plate 2 is fixedly connected with the inner wall of the positioning ring 2;

In the embodiment of the present utility model, the purpose of this arrangement is that the limiting component 6 can pre-fix the first flange plate 1 and the second flange plate 3, and increase the connection tightness of the first flange plate 1 and the second flange plate 3, and improve the whole connection firmness after the internal pre-fixing and under the mutual cooperation of the fastening components 4.

And all that is not described in detail in this specification is well known to those skilled in the art.

When the flange plate I and the flange plate II 3 are installed, the flange plate I and the flange plate II 3 are folded firstly, the sealing ring 64 enters the sealing groove 62, the spiral ring 63 enters the spiral groove 61, the flange plate I and the flange plate II 3 rotate in opposite directions, the spiral ring 63 and the spiral groove 61 are mutually in threaded connection for installation, meanwhile, the through holes 45 of the flange plate I and the flange plate II 3 correspond to each other, the connecting column 42, the elastic strip 43 and the clamping block 44 are driven by the movable positioning ring 41 to penetrate through the through holes 45 of the flange plate II 3 and enter the through holes 45 of the flange plate I1 for clamping and fixing, the elastic strip 43 is driven to the center of the connecting column 42 by stress after the clamping block 44 enters the through holes 45, the limiting column 46 and the magnet 47 are driven by the movable lifting handle 48 to enter the through holes 45 of the flange plate I1 after clamping and are completed, and are simultaneously absorbed by the connecting column 42 for limiting and fixing, and the installation limiting of the flange plate I and the flange plate II 3 is completed.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a fastening structure in ring flange, includes ring flange one (1) and ring flange two (3), its characterized in that: the flange plate I (1) and the flange plate II (3) are symmetrically arranged left and right, one side, adjacent to the flange plate I (1) and the flange plate II (3), of each flange plate I is provided with the same limiting component (6), and the outer walls of the flange plate I (1) and the flange plate II (3) are provided with the same fastening component (4);

The fastening assembly (4) comprises a positioning ring (41), a plurality of connecting columns (42) are uniformly and fixedly connected to the left wall of the positioning ring (41), a plurality of elastic strips (43) are uniformly and fixedly connected to the left end of each connecting column (42), clamping blocks (44) are fixedly connected to one sides, far away from each other, of the left parts of the elastic strips (43), through holes (45) are formed in one sides, adjacent to the first flange plate (1) and the second flange plate (3), of each connecting column (42), magnets (47) are adsorbed on the side walls of the connecting columns, and limiting columns (46) are fixedly connected to the left walls of the magnets (47).

2. The flange inner fastening structure according to claim 1, wherein: the outer wall of the positioning ring (41) is attached to the side wall of the flange plate II (3), the quantity of the connecting columns (42) and the quantity of the penetrating openings (45) are the same, the outer wall of the connecting columns (42) is attached to the inner wall of the penetrating openings (45) on the flange plate II (3), and the outer wall of the elastic strip (43) is attached to the inner wall of the penetrating openings (45) on the flange plate I (1).

3. The flange inner fastening structure according to claim 1, wherein: the clamping blocks (44) are clamped on the outer walls of the corresponding through holes (45) and are attached to the side walls of the first flange plate (1), the outer walls of the limiting columns (46) are attached to the inner walls of the corresponding elastic strips (43), and the left ends of the limiting columns (46) are fixedly connected with handles (48).

4. The flange inner fastening structure according to claim 1, wherein: the limiting assembly (6) comprises a sealing ring (64), the sealing ring (64) is fixedly connected with the side wall of the first flange plate (1), and a spiral ring (63) is fixedly connected to the side wall of the first flange plate (1) and located on the outer side of the sealing ring (64).

5. The flange inner fastening structure according to claim 4, wherein: the sealing groove (62) is formed in the side wall of the second flange plate (3) and corresponds to the sealing ring (64), the inner wall of the sealing groove (62) is attached to the outer wall of the sealing ring (64), the spiral groove (61) is formed in the side wall of the second flange plate (3) and corresponds to the spiral ring (63), and the outer wall of the spiral ring (63) is in threaded connection with the inner wall of the spiral groove (61).

6. The flange inner fastening structure according to claim 1, wherein: the inner wall of the first flange plate (1) is fixedly connected with a communicating pipe (5), the outer wall of the communicating pipe (5) is attached to the inner wall of the second flange plate (3), and round corners are formed in the inner wall of the communicating pipe (5).

7. The flange inner fastening structure according to claim 1, wherein: the inner walls of the first flange plate (1) and the second flange plate (3) are respectively communicated with a pipeline (2), and the outer wall of the positioning ring (41) is attached to the inner wall of the corresponding pipeline (2).