CN211925078U - Anti-drop is rubber packing pad for flange - Google Patents
Anti-drop is rubber packing pad for flange Download PDFInfo
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- CN211925078U CN211925078U CN201922360849.0U CN201922360849U CN211925078U CN 211925078 U CN211925078 U CN 211925078U CN 201922360849 U CN201922360849 U CN 201922360849U CN 211925078 U CN211925078 U CN 211925078U
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Abstract
The utility model relates to a rubber seal pad technical field just discloses a rubber seal pad for anti-drop flange, including flange and annular rubber pad, the one end outer wall fixedly connected with of flange connects the reason, annular rubber pad cover is established in the flange outside, two annular spacing pads of the inner wall symmetry fixedly connected with of annular rubber pad, connect the outside at reason and offer the annular spacing groove that matches the joint with annular spacing pad, annular rubber pad is close to a plurality of annular extrusion pads of the even fixedly connected with of one side of flange, the annular extrusion groove that corresponds the grafting with annular extrusion pad is seted up to the lateral wall of flange, annular rubber pad keeps away from a plurality of annular seal pads of one side fixedly connected with of flange. The utility model discloses can make the annular rubber pad firm with being connected of flange, avoid sealing rubber pad to drop easily and influence the problem of piping erection and maintenance.
Description
Technical Field
The utility model relates to a rubber packing pad technical field especially relates to an anti-drop is rubber packing pad for flange.
Background
The flange is one of the most important and common forms for connecting pipelines, pipe fittings, valves, instruments, equipment and the like, the flange connection exactly refers to the connection of bolts, flanges and rubber gaskets, the sealing is realized by extruding the rubber gaskets by the pretightening force of the bolts to enable the rubber gaskets to generate elastic deformation to fill up tiny uneven gaps on a sealing surface and enable the resistance of a medium passing through the sealing surface to be larger than the pressure difference on two sides of the sealing surface, and therefore the sealing is realized, wherein the rubber gaskets are core components for realizing the sealing.
At present, a relatively firm connecting mechanism is not arranged between the rubber gasket and the flange, the sealing rubber gasket is positioned and placed very inconveniently when the pipeline is installed, the subsequent sealing performance is influenced, the sealing rubber gasket is easy to fall off automatically when the pipeline is maintained, the loss is caused, the maintenance of the pipeline is influenced, and certain economic loss is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art not having the coupling mechanism firm relatively between rubber gasket and the flange, place very inconvenience to sealing rubber pad's location when carrying out the piping erection, influenced follow-up sealing performance, and sealing rubber pad drops by oneself very easily in pipeline maintenance, causes to lose, influences the maintenance of pipeline and has caused certain economic loss's problem, and the anti-drop rubber packing pad for flange that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an anti-drop is rubber packing pad for flange, includes flange and annular rubber pad, the one end outer wall fixedly connected with of flange connects the reason, the annular rubber pad cover is established in the flange outside, two annular spacing pads of the inner wall symmetry fixedly connected with of annular rubber pad, connect the outside at reason and set up the annular spacing groove that matches the joint with annular spacing pad, annular rubber pad is close to a plurality of annular extrusion pads of the even fixedly connected with in one side of flange, the annular extrusion groove that corresponds the grafting with annular extrusion pad is seted up to the lateral wall of flange, a plurality of annular packing pads of one side fixedly connected with of flange are kept away from to annular rubber pad.
Preferably, a plurality of connecting screw holes are uniformly formed in the outer side of the surface of the annular rubber gasket.
Preferably, the cross sections of the annular extrusion cushion and the annular extrusion groove are in a trapezoidal structure.
Preferably, the cross section of the annular sealing gasket is of a semicircular structure, and an annular cavity is formed in the annular sealing gasket.
Preferably, the annular rubber pad, the annular limiting pad, the annular extrusion pad and the annular sealing pad are of an integrally formed structure.
Compared with the prior art, the utility model provides an anti-drop is rubber packing pad for flange possesses following beneficial effect:
1. this anti-drop rubber gasket for flange, play sealed effect as the main part through the annular rubber pad that is equipped with, establish annular rubber pad cover outside the edge of connecting, and make the annular spacing pad block go into annular spacing inslot, can realize the firm spacing to annular rubber pad, make placing of annular rubber pad more firm, use extrusion at annular extrusion pad again to extrude the inslot, it makes the extrusion at the annular extrusion pad lateral deformation firm extrusion of extrusion in-process to extrude the annular extrusion pad through the annular extrusion pad that the cross section is trapezium structure, can make annular rubber pad and flange be connected firmly, avoid sealing rubber pad to drop easily and influence the problem of piping erection and maintenance.
2. This anti-drop rubber packing pad for flange, through the annular packing pad that is equipped with, the annular packing pad is semicircular structure and inside and is equipped with the toroidal cavity, and the flange extrusion annular packing pad of opposite side in flange for the annular packing pad extrusion deformation outwards expands, and sealing performance has been guaranteed to extension sealed scope that can step forward.
And the part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can make the ring rubber pad firm with being connected of flange, avoid sealing rubber pad to drop easily and influence the problem of piping erection and maintenance.
Drawings
Fig. 1 is a schematic structural view of a rubber gasket for an anti-drop flange according to the present invention;
fig. 2 is a schematic structural view of a portion a of a rubber gasket for an anti-drop flange according to the present invention;
fig. 3 is the utility model provides an anti-drop is sealed for flange rubber packing's side view structure schematic diagram.
In the figure: 1 flange, 2 annular rubber pads, 3 joint edges, 4 annular limiting pads, 5 annular limiting grooves, 6 annular extrusion pads, 7 annular extrusion grooves, 8 annular sealing pads, 9 connecting screw holes and 10 annular cavities.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-3, an anti-drop rubber sealing gasket for flange, including flange 1 and annular rubber pad 2, flange 1's one end outer wall fixedly connected with flange 3, 2 covers of annular rubber pad are established in the 3 outsides of flange, two annular spacing pads 4 of the inner wall symmetry fixedly connected with of annular rubber pad 2, the annular spacing groove 5 that matches the joint with annular spacing pad 4 is seted up in the outside of flange 3, the even fixedly connected with a plurality of annular extrusion pads 6 of one side that annular rubber pad 2 is close to flange 1, the annular extrusion groove 7 that corresponds the grafting with annular extrusion pad 6 is seted up to flange 1's lateral wall, flange 1's one side fixedly connected with a plurality of annular sealing gasket 8 of annular rubber pad 2 keeping away from flange 1.
A plurality of connecting screw holes 9 are uniformly arranged on the outer side of the surface of the annular rubber pad 2.
The cross sections of the annular extrusion cushion 6 and the annular extrusion groove 7 are in a trapezoidal structure.
The cross section of the annular sealing gasket 8 is of a semicircular structure, and an annular cavity 10 is formed in the annular sealing gasket.
The annular rubber pad 2, the annular limiting pad 4, the annular extrusion pad 6 and the annular sealing pad 8 are of an integrated structure.
In the utility model, when in use, the annular rubber pad 2 is sleeved outside the connecting edge 3 by taking the annular rubber pad 2 as a main body to play a sealing role, the annular limiting pad 4 is clamped into the annular limiting groove 5, the stable limiting of the annular rubber pad 2 can be realized, the annular rubber pad 2 is more stably placed, the annular extrusion pad 6 is extruded in the annular extrusion groove 7 by using the annular extrusion pad 6 with the trapezoidal cross section, the annular extrusion pad 6 is transversely deformed and stably extruded in the annular extrusion groove 7 in the extrusion process, the connection between the annular rubber pad 2 and the flange can be stable, the problem that the sealing rubber pad 2 is easy to fall off to influence the pipeline installation and maintenance is avoided, the annular sealing pad 8 is of a semicircular structure and is internally provided with the annular cavity 10, the flange on the other side extrudes the annular sealing pad 8 when the flange is connected, the annular sealing gasket 8 is extruded and deformed to be expanded outwards, the sealing range can be further expanded, and the sealing performance is guaranteed.
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 (5)
1. A rubber sealing gasket for an anti-drop flange comprises a flange (1) and an annular rubber gasket (2), it is characterized in that the outer wall of one end of the flange (1) is fixedly connected with a connecting edge (3), the annular rubber pad (2) is sleeved outside the connecting edge (3), the inner wall of the annular rubber pad (2) is symmetrically and fixedly connected with two annular limiting pads (4), the outer side of the connecting edge (3) is provided with an annular limiting groove (5) which is matched and clamped with the annular limiting pad (4), one side of the annular rubber pad (2) close to the flange (1) is uniformly and fixedly connected with a plurality of annular extrusion pads (6), the side wall of the flange (1) is provided with an annular extrusion groove (7) which is correspondingly inserted with the annular extrusion pad (6), one side of the annular rubber gasket (2) far away from the flange (1) is fixedly connected with a plurality of annular sealing gaskets (8).
2. The rubber gasket for the anti-drop flange according to claim 1, wherein a plurality of connection screw holes (9) are uniformly formed on the outer side of the surface of the annular rubber gasket (2).
3. The rubber gasket for an anti-drop flange according to claim 1, wherein the cross-sections of the annular pressing pad (6) and the annular pressing groove (7) are trapezoidal structures.
4. The rubber gasket for the anti-drop flange according to claim 1, wherein the cross section of the annular gasket (8) is a semicircular structure and an annular cavity (10) is formed inside.
5. The rubber gasket for the anti-drop flange according to claim 1, wherein the annular rubber gasket (2), the annular limiting gasket (4), the annular pressing gasket (6) and the annular gasket (8) are of an integrally formed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922360849.0U CN211925078U (en) | 2019-12-25 | 2019-12-25 | Anti-drop is rubber packing pad for flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922360849.0U CN211925078U (en) | 2019-12-25 | 2019-12-25 | Anti-drop is rubber packing pad for flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211925078U true CN211925078U (en) | 2020-11-13 |
Family
ID=73326513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922360849.0U Active CN211925078U (en) | 2019-12-25 | 2019-12-25 | Anti-drop is rubber packing pad for flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211925078U (en) |
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2019
- 2019-12-25 CN CN201922360849.0U patent/CN211925078U/en active Active
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