CN210830844U - Metal flange joint - Google Patents
Metal flange joint Download PDFInfo
- Publication number
- CN210830844U CN210830844U CN201921978605.2U CN201921978605U CN210830844U CN 210830844 U CN210830844 U CN 210830844U CN 201921978605 U CN201921978605 U CN 201921978605U CN 210830844 U CN210830844 U CN 210830844U
- Authority
- CN
- China
- Prior art keywords
- flange
- spacing ring
- protruding
- connects
- internal thread
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a metal flange connects, including flange one and flange two, be provided with spacing ring one on the flange one, one side of spacing ring one is provided with connects protruding one, connects the inside of protruding one and is provided with the internal thread, connects the inside of protruding one and is provided with the stopper, is provided with spacing ring two on the flange two, and one side of spacing ring two is provided with connects protruding two, and the outer wall of connecting protruding two is provided with the internal thread, and the port play of connecting protruding two is provided with the blotter, has seted up the seal groove on the lateral meter wall of spacing ring two, and the inside of seal groove is provided with the sealing washer. The utility model discloses utilize the internal thread of connecting arch one and the external screw thread of connecting arch two to close soon and connect for the tip of connecting arch one closes soon and removes to the seal groove in, extrudees sealedly with the sealing washer, has avoided sealed skew of filling up to influence the leakproofness, prevents that rivers from leaking from the gap, thereby makes flange one and flange two be connected the leakproofness better.
Description
Technical Field
The utility model relates to a flange technical field especially relates to a metal flange connects.
Background
The flange is a part for connecting the shafts and is used for connecting pipe ends; the flange on the equipment inlet and outlet is also used for connecting two pieces of equipment, the pipeline flange is a flange for piping in a pipeline device, the flanges are used in pairs, holes are formed in the flanges, a sealing gasket is added between two flange plates in the traditional flange connection, then the two flange plates are fastened by bolts, the connecting steps are more, the sealing gasket is easy to offset, the offset of the sealing gasket is easy to cause the leakage phenomenon, and the safety is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the metal flange joint is provided for solving the problem that poor sealing performance is easy to occur in flange connection.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a metal flange connects, includes flange one and flange two, be provided with spacing ring one on the flange one, one side of spacing ring one is provided with connects protruding one, the inside of connecting protruding one is provided with the internal thread, the inside of connecting protruding one is provided with the stopper, be provided with spacing ring two on the flange two, one side of spacing ring two is provided with connects protruding two, the outer wall of connecting protruding two is provided with the internal thread, the port play of connecting protruding two is provided with the blotter, the seal groove has been seted up on the side table wall of spacing ring two, the inside of seal groove is provided with the sealing washer.
As a further description of the above technical solution:
and sealing gaskets are arranged on the inner surface walls of the first flange and the second flange.
As a further description of the above technical solution:
and the inner parts of the first flange and the second flange are respectively provided with a pressing plate, and the end surfaces of the pressing plates, which are close to the pipeline, are provided with fastening teeth.
As a further description of the above technical solution:
and the end part of the compression plate close to the second limiting ring is provided with a fixed rod, and the end part of the fixed rod penetrates through the inner surface walls of the sealing gasket and the second flange and extends to the outside.
As a further description of the above technical solution:
the outer parts of the first flange and the second flange are connected with a nut sleeve through a bearing, and a threaded section is arranged on the fixed rod and is in screwed connection with the nut sleeve.
As a further description of the above technical solution:
and a spring is arranged outside the fixed rod and between the pressing plates of the sealing gaskets.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, through the setting of the first protruding, the second of link arch, seal groove, sealing washer, utilize the internal thread of the first of link arch and the external screw thread of the second of link arch to close soon and connect for the tip of the first of link arch closes soon and removes to the seal groove in, carries out extrusion seal with the sealing washer, has avoided the skew of sealed pad to influence the seal, makes the first flange be connected the seal better with the second flange, and the security is higher.
2. The utility model discloses in, through the pressure strip, bite tight tooth, dead lever, screw thread section, the telescopic setting of nut, the nut sleeve is rotated, and the telescopic rotation of nut makes the dead lever move in vertical direction, and the motion of dead lever drives pressure strip synchronous motion to the realization compresses tightly the pipeline, bites tight tooth and has strengthened the frictional force between pipeline and the flange, makes faster the connection between pipeline and the flange.
Drawings
Fig. 1 is a schematic front view of a metal flange joint according to an embodiment of the present invention;
fig. 2 is a schematic front view illustrating an internal structure of a metal flange joint according to an embodiment of the present invention;
fig. 3 is a schematic side view of a metal flange joint flange according to an embodiment of the present invention;
fig. 4 shows an enlarged schematic view of a portion a of a metal flange joint according to an embodiment of the present invention;
illustration of the drawings:
1. a first flange; 2. a second flange; 3. a nut socket; 4. fixing the rod; 5. a spring; 101. a first limiting ring; 102. the first connecting bulge; 103. a limiting block; 201. a second limiting ring; 202. a second connecting bulge; 203. a cushion pad; 204. a gasket; 205. a compression plate; 2011. a sealing groove; 2012. a seal ring; 2051. gripping the teeth; 401. a threaded segment.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a metal flange joint comprises a first flange 1 and a second flange 2, wherein a first limiting ring 101 is arranged on the first flange 1, a first connecting protrusion 102 is arranged on one side of the first limiting ring 101, an internal thread is arranged inside the first connecting protrusion 102, a limiting block 103 is arranged inside the first connecting protrusion 102, pressure is released in an axial direction by matching with a buffering cushion 203, a second limiting ring 201 is arranged on the second flange 2, a second connecting protrusion 202 is arranged on one side of the second limiting ring 201, an external thread is arranged on the outer wall of the second connecting protrusion 202, the internal thread on the first connecting protrusion 102 is matched for screwing connection, the buffering cushion 203 is arranged at a port of the second connecting protrusion 202, a sealing groove 2011 is formed in the side surface wall of the second limiting ring 201, a sealing ring 2012 is arranged inside the sealing groove 2011, and a seamless connecting body formed by the first connecting protrusion 102 and the.
Specifically, as shown in fig. 2, the inner surface walls of the first flange 1 and the second flange 2 are provided with the sealing gaskets 204, so that the tightness between the first flange 1 and the second flange 2 and the pipeline is enhanced, and water is prevented from leaking out of the connecting gap.
Specifically, as shown in fig. 2, the pressure plates 205 are arranged inside the first flange 1 and the second flange 2, the end faces, close to the pipeline, of the pressure plates 205 are provided with the gripping teeth 2051, the pressure plates 205 clamp and fix the pipeline, and the gripping teeth 2051 enhance friction force, so that the connection fixing effect is better.
Specifically, as shown in fig. 2, the end portion of the pressing plate 205 close to the second limiting ring 201 is provided with the fixing rod 4, and the end portion of the fixing rod 4 penetrates through the sealing gasket 204 and the inner surface wall of the second flange 2 and extends to the outside, so that the pressing plate 205 is driven to move up and down by the up-and-down movement of the fixing rod 4.
Specifically, as shown in fig. 2 and 4, the outer portions of the first flange 1 and the second flange 2 are connected with a nut sleeve 3 through a bearing, a threaded section 401 is arranged on the fixing rod 4, and the threaded section 401 is connected with the nut sleeve 3 in a screwing mode, so that the fixing rod 4 is driven to move up and down through the threaded section 401 when the nut sleeve 3 rotates.
Specifically, as shown in fig. 2 and 4, a spring 5 is disposed outside the fixing rod 4 and between the pressing plates 205 of the sealing gaskets 204, so that a buffering process exists when the pressing plates 205 press the pipeline, and the pressing force of the pressing plates 205 is enhanced.
The working principle is as follows: when the sealing device is used, the internal thread of the first connecting protrusion 102 is screwed with the external thread of the second connecting protrusion 202, the end part of the first connecting protrusion 102 is screwed and moved into the sealing groove 2011 to be extruded and sealed with the sealing ring 2012, so that the first flange 1 and the second flange 2 are in sealing connection, the cushion pad 203 moves to the position of the limiting block 103 and stops moving, and the pressure can be released through the cushion pad 203 when the first flange 1 and the second flange 2 are stressed in the axial direction, so that the first flange 1 and the second flange 2 are better in connection tightness; the nut sleeve 3 is rotated, the nut sleeve 3 is connected with the thread section 401 on the fixed rod 4 in a screwing mode, the fixed rod 4 is driven to move in the vertical direction by the rotation of the nut sleeve 3, the pressing plate 205 is driven to move synchronously by the movement of the fixed rod 4, so that the pipeline is pressed tightly, the friction force between the pipeline and the flange I1 or the flange II 2 is enhanced by the clamping teeth 2051, and the pipeline is connected with the flange I1 or the flange II 2 more quickly.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a metal flange connects, includes flange one (1) and flange two (2), its characterized in that, be provided with spacing ring one (101) on flange one (1), one side of spacing ring one (101) is provided with linking protrusion one (102), the inside of linking protrusion one (102) is provided with the internal thread, the inside of linking protrusion one (102) is provided with stopper (103), be provided with spacing ring two (201) on flange two (2), one side of spacing ring two (201) is provided with linking protrusion two (202), the outer wall of linking protrusion two (202) is provided with the internal thread, the port play of linking protrusion two (202) is provided with blotter (203), seal groove (2011) has been seted up on the side table wall of spacing ring two (201), the inside of seal groove (2011) is provided with sealing washer (2012).
2. A metal flange joint according to claim 1, characterized in that the inner surface walls of the first flange (1) and the second flange (2) are provided with gaskets (204).
3. A metal flange joint according to claim 2, characterized in that the inner parts of the first flange (1) and the second flange (2) are provided with a pressing plate (205), and the end surface of the pressing plate (205) close to the pipeline is provided with gripping teeth (2051).
4. The metal flange joint as claimed in claim 3, wherein the end of the compression plate (205) close to the second limiting ring (201) is provided with a fixing rod (4), and the end of the fixing rod (4) penetrates through the sealing gasket (204) and the inner surface wall of the second flange (2) and extends to the outside.
5. A metal flange joint according to claim 4, characterized in that the exterior of the first flange (1) and the second flange (2) is connected with a nut sleeve (3) through a bearing, a threaded section (401) is arranged on the fixed rod (4), and the threaded section (401) is connected with the nut sleeve (3) in a screwing way.
6. A metal flange joint according to claim 5, characterized in that springs (5) are provided outside the fastening rods (4) and between the pressure plates (205) of the gaskets (204).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921978605.2U CN210830844U (en) | 2019-11-15 | 2019-11-15 | Metal flange joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921978605.2U CN210830844U (en) | 2019-11-15 | 2019-11-15 | Metal flange joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210830844U true CN210830844U (en) | 2020-06-23 |
Family
ID=71277647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921978605.2U Active CN210830844U (en) | 2019-11-15 | 2019-11-15 | Metal flange joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210830844U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113982908A (en) * | 2021-11-20 | 2022-01-28 | 徐州市万铭精密铸造有限公司 | Pump case that leakproofness is good |
-
2019
- 2019-11-15 CN CN201921978605.2U patent/CN210830844U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113982908A (en) * | 2021-11-20 | 2022-01-28 | 徐州市万铭精密铸造有限公司 | Pump case that leakproofness is good |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209524188U (en) | A kind of flared fitting | |
| CN210830844U (en) | Metal flange joint | |
| CN106122639B (en) | A kind of hose connection device | |
| CN212319069U (en) | Double containment structure clamp formula flange | |
| CN210890533U (en) | Hydraulic quick joint with good sealing effect | |
| CN211398906U (en) | Multipurpose corrugated pipe joint | |
| CN210830850U (en) | Welded end-face sealed straight-through pipe joint | |
| CN207569433U (en) | A kind of closeouts for hot-water heating PPR pipe | |
| CN205244729U (en) | Pipeline leak test closing device | |
| CN211552950U (en) | NB-IoT Internet of things water meter rust-proof device | |
| CN110725948A (en) | Flexible self-sealing self-tightening flange | |
| CN207740581U (en) | A kind of piping connection sealing structure | |
| CN206054381U (en) | A kind of clamping hoop type horizontal multistage stainless steel centrifugal pump of punch welding shaping | |
| CN204704505U (en) | Novel common movable pipe joint | |
| CN219571022U (en) | Valve sealing structure | |
| CN205001756U (en) | Pipeline rapid repairing device | |
| CN217653433U (en) | Firm connecting piece for metal pipeline | |
| CN219712642U (en) | High leakproofness honeycomb duct expansion joint | |
| CN216344487U (en) | Fluid pipeline connecting piece with prevent deformation structure | |
| CN219473044U (en) | Drain pipe tee bend of convenient connection | |
| CN220727412U (en) | Pipeline butt joint seepage prevention structure for building water supply and drainage | |
| CN108612931A (en) | A kind of double containment assembling pipe joint | |
| CN213929808U (en) | Connecting structure of stainless steel water pipe | |
| CN218468504U (en) | Anti-torsion steel-plastic conversion pipe fitting | |
| CN217301640U (en) | Flange type bidirectional sealing eccentric butterfly valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |