CN211231986U - Rectangular flange connecting structure - Google Patents
Rectangular flange connecting structure Download PDFInfo
- Publication number
- CN211231986U CN211231986U CN201922304800.3U CN201922304800U CN211231986U CN 211231986 U CN211231986 U CN 211231986U CN 201922304800 U CN201922304800 U CN 201922304800U CN 211231986 U CN211231986 U CN 211231986U
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- China
- Prior art keywords
- flange
- limit
- edge
- rectangular
- seal groove
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- Expired - Fee Related
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Abstract
The utility model discloses a rectangular flange connecting structure, which belongs to the technical field of flange connection and comprises a first flange, a first flange edge, a second flange and a second flange edge, wherein the first flange is welded with the second flange edge, a second flange plate is welded with the second flange edge, the first flange is positioned at one side of the second flange, four mounting holes and two positioning grooves are respectively arranged at one side of the second flange edge, and a mounting bolt extending to the inside of the mounting hole and a positioning column extending to the inside of the positioning groove are respectively arranged at one side of the first flange edge; through being provided with sealed pad and seal groove, when installing first flange and second flange, the user blocks the sealed pad card on second flange edge to the seal groove on first flange edge in, and sealed pad can extrude the inner wall of seal groove at the card income in-process, and sealed pad atress can take place deformation to make first flange and second flange closely laminate more, and improve sealed effect between the two.
Description
Technical Field
The utility model relates to a flange joint technical field specifically is a rectangle flange joint structure.
Background
The flange is called as a flange disc, belongs to a connecting part, is used for connecting pipe fittings or other parts, and is widely used; the rectangular flange is an indispensable joint for connecting the rectangular air pipe.
The rectangular flange connecting structure comprises a first flange and a second flange, wherein the first flange and the second flange are both rectangular flanges, at least two clamping long holes are formed in two symmetrical long edges of a first flange edge of the first flange, at least two clamping punching strips matched with the clamping long holes in size are arranged on a second flange edge of the second flange, and each clamping punching strip penetrates through the corresponding clamping long hole and is clamped; three clamping long holes are formed in two symmetrical long edges of a first flange edge of the first flange, and clamping punching strips with the same number are arranged on a second flange edge of the second flange; and coaxial mounting holes are formed in the short sides of the first flange edge and the second flange edge of the first flange and the second flange.
The utility model has simple and convenient installation and disassembly, accurate installation and positioning and good sealing effect; however, when the two flanges are connected and mounted, a gap exists between the two flanges, so that the sealing performance of the connected flanges is poor; simultaneously two flanges are when installing through the bolt, because do not carry on spacingly to two flanges before the installation, lead to the removal and reduce user's installation effectiveness probably to appear when the installation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a rectangle flange joint structure has solved among the above-mentioned background art the current flange joint structure leakproofness relatively poor with can remove and reduce the problem of installation effectiveness when installing two flanges.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a rectangle flange joint structure, includes first flange, first flange limit, second flange and second flange limit, first flange welds with first flange limit mutually, second flange board welds with second flange limit mutually, just first flange is located one side of second flange, four mounting holes and two constant head tanks have been seted up respectively to one side on second flange limit, install respectively in one side on first flange limit and extend to the inside mounting bolt of mounting hole and extend to the inside reference column of constant head tank, the seal groove has been seted up to one side intermediate position department on first flange limit, one side intermediate position department on second flange limit is connected with and extends to the inside sealed pad of seal groove.
Preferably, the sealing gasket is matched with the sealing groove, and the sealing gasket is made of rubber materials.
Preferably, the positioning groove is matched with the positioning columns, and the two positioning columns are symmetrically arranged along the central line of the transverse shaft of the first flange edge.
Preferably, the gasket is located between the four mounting holes.
Preferably, the size of the first flange edge is the same as that of the second flange edge, and the first flange edge, the second flange edge, the first flange and the second flange are rectangular.
Compared with the prior art, the beneficial effects of the utility model are that: according to the rectangular flange connecting structure, the sealing gasket and the sealing groove are arranged, when the first flange and the second flange are installed, a user clamps the sealing gasket on the edge of the second flange into the sealing groove on the edge of the first flange, the sealing gasket can extrude the inner wall of the sealing groove in the clamping process, and the sealing gasket can deform under stress, so that the first flange and the second flange can be tightly attached, and the sealing effect between the first flange and the second flange is improved; still be provided with the reference column simultaneously, the constant head tank, when installing the flange, the user blocks two reference columns on the first flange limit into to two constant head tanks on the second flange limit, it is spacing before the installation to first flange and second flange, prevent that first flange and second flange remove and make the mounting hole take place the dislocation when using the bolt installation, and then improve the user to the installation effectiveness of flange, save user installation time, this has just solved current flange joint structure leakproofness relatively poor with can remove and reduce the problem of installation effectiveness when installing two flanges.
Drawings
FIG. 1 is a schematic front view of the present invention;
fig. 2 is a schematic view of the first flange opening structure of the present invention;
FIG. 3 is a schematic view of a front section of a first flange of the present invention;
FIG. 4 is an enlarged schematic view of the structure of the present invention A;
fig. 5 is a schematic view of a side partial structure of the first flange of the present invention.
In the figure: 1. a first flange; 2. installing a bolt; 3. a first flanged edge; 4. mounting holes; 5. positioning a groove; 6. a gasket; 7. a sealing groove; 8. a positioning column; 9. a second flanged edge; 10. a second flange.
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.
In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," "fixed," "sleeved," and the like are to be construed broadly, e.g., as either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; the two elements may be connected directly or indirectly through an intermediate medium, and the two elements may be connected internally or in an interaction relationship, and a person skilled in the art can understand the specific meaning of the above terms in the present invention according to specific situations.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a rectangle flange connection structure, including first flange 1, construction bolt 2, first flange limit 3, mounting hole 4, constant head tank 5, sealed pad 6, seal groove 7, reference column 8, second flange limit 9 and second flange 10, first flange 1 welds with first flange limit 3 mutually, second flange board 10 welds with second flange limit 9 mutually, and first flange 1 is located one side of second flange 10, four mounting hole 4 and two constant head tanks 5 have been seted up respectively to one side of second flange limit 9, install respectively in one side of first flange limit 3 and extend to the inside construction bolt 2 of mounting hole 4 and extend to the inside reference column 8 of constant head tank 5, seal groove 7 has been seted up to one side intermediate position department of first flange limit 3, one side intermediate position department of second flange limit 9 is connected with the sealed pad 6 that extends to the inside of constant head tank 7.
Referring to fig. 2-5, the sealing gasket 6 is adapted to the sealing groove 7, and the sealing gasket 6 is made of rubber material to improve the sealing effect between the flanges after installation; constant head tank 5 and reference column 8 looks adaptation, and two reference columns 8 are the symmetry setting along the cross axle central line on first flange limit 3 to make reference column 8 can block into to constant head tank 5 in, conveniently carry on spacingly to first flange 1 and second flange 10.
Referring to fig. 1-5, the gasket 6 is disposed between the four mounting holes 4, so that a user can mount the first flange 1 and the second flange 10 through the mounting holes 4; the size of first flange limit 3 is the same with the size of second flange limit 9, and first flange limit 3, second flange limit 9, first flange 1 and second flange 10 all are the rectangle to make first flange limit 3 and second flange limit 9 can closely laminate.
The working principle is as follows: firstly, when a first flange 1 and a second flange 10 need to be installed, a user clamps two positioning columns 8 on the first flange 3 into two positioning grooves 5 on the second flange 9 to limit the first flange 1 and the second flange 10 before installation, meanwhile, the positioning columns 8 are clamped into the positioning grooves 5, a sealing gasket 6 on the second flange 9 can be clamped into a sealing groove 7 of the first flange 3, the sealing gasket 6 can extrude the inner wall of the sealing groove 7 in the clamping process, the sealing gasket 6 deforms under stress, so that the first flange 3 and the second flange 9 can be tightly attached to each other, the sealing performance between the first flange 3 and the second flange 9 is improved, and then the user rotates the installation bolt 2 to screw the installation bolt into the installation hole 4 to install and fix the first flange 1 and the second flange 10.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a rectangle flange joint structure, includes first flange (1), first flange limit (3), second flange (10) and second flange limit (9), its characterized in that: first flange (1) welds with first flange limit (3) mutually, second flange (10) welds with second flange limit (9) mutually, just first flange (1) is located one side of second flange (10), four mounting hole (4) and two constant head tank (5) have been seted up respectively to one side of second flange limit (9), install respectively in one side of first flange limit (3) and extend to mounting hole (4) inside mounting bolt (2) and extend to constant head tank (5) inside reference column (8), seal groove (7) have been seted up to one side intermediate position department of first flange limit (3), one side intermediate position department of second flange limit (9) is connected with and extends to the inside sealed pad (6) of seal groove (7).
2. The rectangular flange connection structure according to claim 1, wherein: the sealing gasket (6) is matched with the sealing groove (7), and the sealing gasket (6) is made of rubber materials.
3. The rectangular flange connection structure according to claim 1, wherein: constant head tank (5) and reference column (8) looks adaptation, and two reference column (8) are the symmetry along the cross axle central line of first flange limit (3) and set up.
4. The rectangular flange connection structure according to claim 1, wherein: the sealing gaskets (6) are positioned among the four mounting holes (4).
5. The rectangular flange connection structure according to claim 1, wherein: the size of the first flange edge (3) is the same as that of the second flange edge (9), and the first flange edge (3), the second flange edge (9), the first flange (1) and the second flange (10) are rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922304800.3U CN211231986U (en) | 2019-12-20 | 2019-12-20 | Rectangular flange connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922304800.3U CN211231986U (en) | 2019-12-20 | 2019-12-20 | Rectangular flange connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211231986U true CN211231986U (en) | 2020-08-11 |
Family
ID=71926952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922304800.3U Expired - Fee Related CN211231986U (en) | 2019-12-20 | 2019-12-20 | Rectangular flange connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211231986U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112762261A (en) * | 2021-01-12 | 2021-05-07 | 王妨 | Connecting structure of flexible ventilation pipe and main ventilation pipeline of building |
-
2019
- 2019-12-20 CN CN201922304800.3U patent/CN211231986U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112762261A (en) * | 2021-01-12 | 2021-05-07 | 王妨 | Connecting structure of flexible ventilation pipe and main ventilation pipeline of building |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200811 Termination date: 20211220 |