CN214699177U

CN214699177U - Axial and radial combined sealing device

Info

Publication number: CN214699177U
Application number: CN202121055658.4U
Authority: CN
Inventors: 李志�
Original assignee: Zhiji Technology Tianjin Co ltd
Current assignee: Zhiji Technology Tianjin Co ltd
Priority date: 2021-05-18
Filing date: 2021-05-18
Publication date: 2021-11-12
Anticipated expiration: 2031-05-18

Abstract

The utility model provides an axial and radial combined seal device relates to end cover seal, including stairstepping ring flange, h shape sealing member and sealed rubber ring, the central axis of ring flange, h shape sealing member and end cover coincides mutually, the utility model discloses an h shape sealing member is located the ring groove of ring flange, and when vertical keyway and horizontal keyway cooperation locking ring flange and end cover, axial and radial two-way seal effect can be realized to h shape sealing member, and then effectively promotes the sealed effect of end cover and ring flange, reduces later stage fortune dimension cost.

Description

Axial and radial combined sealing device

Technical Field

The utility model relates to an end cover sealing field especially relates to an axial and radial combined sealing device.

Background

The sand mill is the most extensive, the most advanced, the most efficient grinding equipment of material adaptability at present, and it can realize the continuous processing of material and discharge the material in succession, very big improvement production efficiency, its wide application is in the similar gold, the processing field of precious non ferrous metal.

The end cover and the flange plate of the sand mill are usually in sealing connection by adopting a rubber sealing ring, but the sand mill is usually large-scale mining machinery, so that the size is huge, and the equipment precision is lower; when disassembly and reassembly are carried out, a large error is generated between the sealing position and the original position, the radial coaxiality is about 1mm, and the axial movement is 2-3 mm.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome exist among the prior art not enough, provide an axial and radial combined seal device, its sealed effect that can effectively promote end cover and flange dish reduces later stage fortune dimension cost.

The utility model discloses a realize through following technical scheme: the utility model provides an axial and radial combined sealing device, ring flange including the stairstepping, h shape sealing member and sealed rubber ring, the ring flange, the central axis coincidence of h shape sealing member and end cover, the ring flange supports the outside of end cover, the ring flange is pressed close to the end cover side and is opened the ring groove who is equipped with h shape sealing member looks adaptation, h shape sealing member includes the sealed main part of integrated into one piece's U-shaped and bulge, the sealed main part opening of U-shaped is towards the end cover side, sealed rubber ring is located the sealed main part of U-shaped, and sealed rubber ring supports end cover and h shape sealing member, the equidistance is equipped with vertical fastening screw of multiunit and multiunit horizontal fastening screw on the ring flange, set up vertical keyway and the horizontal keyway with vertical fastening screw and horizontal fastening screw looks adaptation on the end cover.

According to the technical scheme, preferably, the outer side of the h-shaped sealing element is provided with the integrally formed limiting convex ring, and the annular clamping groove is internally provided with the clamping part for clamping the limiting convex ring.

According to the above technical solution, preferably, the protruding portion of the h-shaped sealing member is provided with a rubber gasket in close contact with the end cap.

According to the technical scheme, the h-shaped sealing element is preferably made of tetrafluoro.

According to above-mentioned technical scheme, preferably, spacing bulge loop presses close to ring flange side and opens and is equipped with first inclined plane portion, and joint portion presses close to the end cover side and opens and be equipped with second inclined plane portion.

According to the technical scheme, the rubber gasket is preferably connected with the h-shaped sealing element in an adhesive mode.

The utility model has the advantages that: the utility model discloses an h shape sealing member is located the ring groove of ring flange, and when vertical keyway and horizontal keyway cooperation locking flange dish and end cover, axial and radial two way seal effect can be realized to h shape sealing member, and then effectively promotes the sealed effect of end cover and ring flange, reduces later stage fortune dimension cost.

Drawings

Fig. 1 shows a schematic structural view after installation according to an embodiment of the present invention.

Fig. 2 shows a schematic structural diagram of a part a in fig. 1.

In the figure: 1. a flange plate; 2. an h-shaped seal; 3. sealing the rubber ring; 4. an annular neck; 5. a U-shaped sealing body; 6. a projection; 7. a vertical fastening screw; 8. a horizontal fastening screw; 9. a horizontal keyway; 10. a limit convex ring; 11. a clamping part; 12. a rubber gasket; 13. a first inclined surface part; 14. a second inclined surface part; 15. and (4) end covers.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the utility model, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the utility model.

As shown in the figure, the utility model provides an axial and radial combined sealing device, which comprises a step-shaped flange plate 1, an h-shaped sealing element 2 and a sealing rubber ring 3, wherein the central axes of the flange plate 1, the h-shaped sealing element 2 and an end cover 15 are coincided, the flange plate 1 props against the outer side of the end cover 15, the side of the flange plate 1 close to the end cover 15 is provided with an annular clamping groove 4 matched with the h-shaped sealing element 2, and the h-shaped sealing member 2 comprises a U-shaped sealing main body 5 and a bulge part 6 which are integrally formed, the U-shaped sealing main body 5 is opened towards the side of the end cover 15, the sealing rubber ring 3 is positioned in the U-shaped sealing main body 5, and the sealing rubber ring 3 props against the end cover 15 and the h-shaped sealing element 2, a plurality of groups of vertical fastening screws 7 and a plurality of groups of horizontal fastening screws 8 are arranged on the flange plate 1 at equal angles, and the end cover 15 is provided with a vertical key slot and a horizontal key slot 9 which are matched with the vertical fastening screws 7 and the horizontal fastening screws 8.

The installation process comprises the following steps:

firstly, a worker installs the h-shaped sealing element 2 in the annular clamping groove 4 of the flange plate 1; then the flange plate 1 and the h-shaped sealing element 2 are integrally inserted into corresponding positions of the end cover 15, and the central axes of the flange plate 1, the h-shaped sealing element 2 and the end cover 15 are coincided at the moment; and a plurality of groups of vertical fastening screws 7 and horizontal fastening screws 8 on the flange plate 1 are arranged on the vertical key grooves and the horizontal key grooves 9 matched with the end covers 15, so that the assembling process is completed quickly.

According to the above embodiment, preferably, the outer side of the h-shaped sealing element 2 is provided with the integrally formed limiting convex ring 10, the annular clamping groove 4 is internally provided with the clamping portion 11 for clamping the limiting convex ring 10, and after the h-shaped sealing element 2 is installed in place, the limiting convex ring 10 is in abutting connection with the clamping portion 11, so that the stability of the h-shaped sealing element 2 is effectively enhanced.

According to the above embodiment, preferably, the rubber gasket 12 is attached to the side of the protrusion 6 of the h-shaped seal member 2 close to the end cover 15, and the rubber gasket 12 is bonded to the h-shaped seal member 2, so that the rubber gasket 12 can further improve the sealing effect in the axial direction.

Furthermore, the h-shaped sealing element 2 is made of tetrafluoro materials, and is convenient to process and install.

Further, spacing bulge loop 10 is pressed close to 1 side of ring flange and is opened and be equipped with first inclined plane portion 13, and joint portion 11 is pressed close to end cover 15 side and is opened and be equipped with second inclined plane portion 14, utilizes the micro-deformation of tetrafluoro material to install, realizes whole high-efficient installation.

The utility model has the advantages that: the utility model discloses an h shape sealing member 2 is located ring groove 4 of ring flange 1, and when vertical keyway and horizontal keyway 9 cooperation locking flange 1 and end cover 15, axial and radial two-way seal effect can be realized to h shape sealing member 2, and then effectively promotes the sealed effect of end cover 15 and ring flange 1, reduces later stage fortune dimension cost.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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 referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be interpreted broadly, e.g. as a fixed connection, a detachable connection or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the utility model can be understood in specific cases to those of ordinary skill in the art.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the utility model, but not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. An axial and radial combined sealing device is characterized by comprising a step-shaped flange plate, an h-shaped sealing element and a sealing rubber ring, the central axes of the flange plate, the h-shaped sealing element and the end cover are coincided, the flange plate props against the outer side of the end cover, the side of the flange plate close to the end cover is provided with an annular clamping groove matched with the h-shaped sealing element, the h-shaped sealing element comprises a U-shaped sealing main body and a protruding part which are integrally formed, the opening of the U-shaped sealing main body faces to the side of the end cover, the sealing rubber ring is positioned in the U-shaped sealing main body, the sealing rubber ring is propped against the end cover and the h-shaped sealing element, a plurality of groups of vertical fastening screws and a plurality of groups of horizontal fastening screws are arranged on the flange plate at equal angles, and the end cover is provided with a vertical key slot and a horizontal key slot which are matched with the vertical fastening screw and the horizontal fastening screw.

2. The axial and radial combined sealing device as claimed in claim 1, wherein an integrally formed limit protruding ring is disposed on an outer side of the h-shaped sealing member, and a clamping portion for clamping the limit protruding ring is disposed in the annular clamping groove.

3. A combined axial and radial seal according to claim 2 wherein the projection of the h-seal is provided with a rubber gasket against the end cap side.

4. A combined axial and radial seal according to claim 3 wherein said h-seal is of tetrafluoro material.

5. The axial and radial combined sealing device as claimed in claim 4, wherein the side of the limiting convex ring close to the flange plate is provided with a first inclined surface portion, and the side of the clamping portion close to the end cover is provided with a second inclined surface portion.

6. A combined axial and radial seal according to claim 5 wherein said rubber gasket is adhesively bonded to said h-seal.