Sealing seat for floating oil seal

Abstract

The utility model provides a seal seat for a floating oil seal, which comprises a first seal seat, a fixed disc is fixedly arranged at one end of the first seal seat, a second seal seat is arranged on the other side of the first seal seat, and arc-shaped conical surfaces are arranged on the inner walls of the first seal seat and the second seal seat 2. According to the floating oil seal, the first sealing seat and the second sealing seat are installed in an inserted mode, and the first sealing seat and the second sealing seat are sealed through the sealing rubber ring, the rubber pad and the rubber ring, so that ash, mud, dust and the like can be prevented from entering the floating oil seal, the floating oil seal is prevented from being affected, and the service life of the floating oil seal is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of floating oil seals, in particular to a sealing seat for floating oil seals. Background Art

[0002] Floating oil seal is a kind of mechanical seal, a kind of rotary dynamic seal device developed to adapt to the harsh working environment. It is a special form of mechanical seal device with end face dynamic sealing function, which is easy to maintain, has good sealing performance, long service life and simple structure. It is mainly used in engineering machinery and other machinery. Its structure mainly includes a pair of floating seal rings, rubber rings and floating seal seats.

[0003] In many working environments, floating oil seals are exposed to ash, mud, and dust. These dirt will enter the interior of the floating oil seal and form on the floating seal seat, floating seal ring, and rubber ring. Long-term use will cause the rubber ring to be squeezed out. The pollutants are repeatedly squeezed and eventually penetrate the floating oil seal and enter, causing damage to the floating oil seal and affecting the sealing performance of the floating oil seal.

[0004] To this end, the utility model provides a sealing seat for a floating oil seal. Utility Model Content

[0005] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a sealing seat for a floating oil seal to solve the problems raised in the above-mentioned background technology. The first sealing seat and the second sealing seat of the utility model are plugged and installed with each other, and the first sealing seat and the second sealing seat are sealed by a sealing rubber ring, a rubber pad and a rubber ring, thereby preventing ash, mud and dust from entering the interior of the floating oil seal, avoiding affecting the floating oil seal and extending the service life of the floating oil seal.

[0006] In order to achieve the above-mentioned purpose, the utility model is realized through the following technical scheme: a sealing seat for a floating oil seal, comprising a first sealing seat, a fixed disk is fixedly arranged at one end of the first sealing seat, a second sealing seat is arranged on the other side of the first sealing seat, arc-shaped conical surfaces are arranged on the inner walls of the first sealing seat and the second sealing seat 2, a static ring and a dynamic ring are arranged on the inner sides of the first sealing seat and the second sealing seat respectively, a rubber pad is fixedly arranged on one side of the fixed disk, and a rubber ring is inlaid on the outer wall of the other end of the second sealing seat.

[0007] Furthermore, one end of the static ring and the dynamic ring are both provided with a limiting groove, and a first sealing ring and a second sealing ring are respectively installed inside the limiting groove.

[0008] Furthermore, the first sealing ring and the second sealing ring are arranged inside the arc-shaped conical surface, and the shapes of the first sealing ring and the second sealing ring are both "O"-shaped.

[0009] Furthermore, an extension section is provided at one end of the first sealing seat, and a sealing rubber ring is fixedly provided inside the inner wall of the extension section.

[0010] Furthermore, an annular groove is provided at one end of the second sealing seat, and the annular groove is slidably arranged inside the extension section.

[0011] Furthermore, the sealing rubber ring contacts the outer wall of the annular groove, and the shape of the rubber ring is annular.

[0012] Furthermore, the interior of the fixing plate and the rubber pad is provided with circular through holes at equal intervals.

[0013] Furthermore, the central axes of the rubber pad, the first sealing seat, and the second sealing seat are on the same straight line.

[0014] The beneficial effects of the utility model are as follows: the utility model provides a sealing seat for a floating oil seal by setting a limiting groove at one end of a static ring and a dynamic ring, so as to facilitate the limiting and installation of a second sealing ring and a first sealing ring; the first sealing ring and the second sealing ring can be limited and squeezed by the set arc-shaped cone surface, so as to ensure the sealing performance of the floating oil seal; the first sealing seat and the second sealing seat are plugged into each other and installed, and the first sealing seat and the second sealing seat are sealed by a sealing rubber ring, a rubber pad and a rubber ring, so as to prevent ash, mud, dust and the like from entering into the interior of the floating oil seal and becoming compacted, thereby avoiding affecting the floating oil seal and extending the service life of the floating oil seal. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a structural diagram of a seal seat for a floating oil seal of the utility model;

[0016] Figure 2 This is a front cross-sectional view of a seal seat for a floating oil seal of the utility model;

[0017] Figure 3 This is a structural diagram of a second sealing seat of a sealing seat for a floating oil seal of the utility model;

[0018] In the figure: 1. first sealing seat; 2. second sealing seat; 3. rubber pad; 4. through hole; 5. rubber ring; 6. arc-shaped cone surface; 7. dynamic ring; 8. static ring; 9. first sealing ring; 10. second sealing ring. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0020] See also Figures 1 to 3The utility model provides a technical solution: a sealing seat for a floating oil seal, comprising a first sealing seat 1, a fixed disk is fixedly arranged at one end of the first sealing seat 1, a second sealing seat 2 is arranged at the other side of the first sealing seat 1, an arc-shaped conical surface 6 is arranged on the inner walls of the first sealing seat 1 and the second sealing seat 2, a static ring 8 and a dynamic ring 7 are arranged on the inner sides of the first sealing seat 1 and the second sealing seat 2, respectively, a rubber pad 3 is fixedly arranged on one side of the fixed disk, and a rubber ring 5 is inlaid on the outer wall of the other end of the second sealing seat 2, the rubber ring 5 can be used to ensure the sealing between the second sealing seat 2 and the rotating working piece, and the rubber pad 3 can be used to seal between the first sealing seat 1 and the rotating shaft, thereby improving the sealing performance of the floating oil seal.

[0021] In this embodiment, one end of the static ring 8 and the dynamic ring 7 are provided with a limiting groove, and the first sealing ring 9 and the second sealing ring 10 are respectively installed inside the limiting groove. The first sealing ring 9 and the second sealing ring 10 are arranged inside the arc-shaped conical surface 6. The first sealing ring 9 and the second sealing ring 10 are both "O"-shaped. The limiting groove and the arc-shaped conical surface 6 facilitate the installation and limiting of the first sealing ring 9 and the second sealing ring 10, thereby ensuring the sealing between the first sealing seat 1, the second sealing seat 2 and the static ring 8 and the dynamic ring 7.

[0022] In this embodiment, an extension section is provided at one end of the first sealing seat 1, and a sealing rubber ring is fixedly provided inside the inner wall of the extension section. An annular groove is provided at one end of the second sealing seat 2, and the annular groove is slidably provided inside the extension section. The sealing rubber ring contacts the outer wall of the annular groove. The shape of the rubber ring 5 is a circular ring. Through the setting of the annular groove and the extension section, it is convenient to close the gap between the first sealing seat 1 and the second sealing seat 2 to prevent ash, mud, dust, etc. from entering the interior of the first sealing seat 1 and the second sealing seat 2 and becoming hardened.

[0023] In this embodiment, the interior of the fixing plate and the rubber pad 3 is circular and equidistantly provided with through holes 4. The central axes of the rubber pad 3, the first sealing seat 1, and the second sealing seat 2 are on the same straight line. The through holes 4 are convenient for fixing the first sealing seat 1 and the rubber pad 3, thereby ensuring the sealing between the rubber pad 3 and the rotating shaft.

[0024] When the seal seat for floating oil seal is used, the second seal seat 2 is fixedly installed inside the corresponding cylindrical groove on the rotating workpiece, and the rubber ring 5 is arranged between the cylindrical groove and the second seal seat 2, which can increase the sealing between the second seal seat 2 and the cylindrical groove. At the same time, the dynamic ring 7 equipped with the first sealing ring 9 is installed and fixed on the rotating shaft, and the static ring 8 equipped with the second sealing ring 10 is installed on the inner side of the first seal seat 1, and it is installed on the rotating shaft together with the first seal seat 1, and the first seal seat 1 is arranged on the outer side of the second seal seat 2, and the annular groove at one end of the second seal seat 2 is inserted into the extension section of the first seal seat 1, and the sealing rubber ring contacts the annular groove, and the fixed disk contacts the outer wall of the rotating workpiece, and the fixed disk is fixed by the through hole 4 and screws, so as to seal the first seal seat 1. Fix and adjust the distance between the first sealing seat 1 and the second sealing seat 2, and apply a force to the static ring 8, the second sealing ring 10, the dynamic ring 7 and the first sealing ring 9 through the first sealing seat 1. By setting a limiting groove at one end of the static ring 8 and the dynamic ring 7, it is convenient to limit and install the second sealing ring 10 and the first sealing ring 9. The arc-shaped cone surface 6 can limit and squeeze the first sealing ring 9 and the second sealing ring 10, so as to ensure the sealing performance of the floating oil seal; the first sealing seat 1 and the second sealing seat 2 are plugged and installed with each other, and the first sealing seat 1 and the second sealing seat 2 are sealed by the sealing rubber ring, the rubber pad 3 and the rubber ring 5, so as to prevent ash, mud and dust from entering the interior of the floating oil seal and hardening, avoid affecting the floating oil seal, and extend the service life of the floating oil seal.

[0025] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A sealing seat for a floating oil seal, comprising a first sealing seat (1), characterized in that: A fixed disk is fixedly arranged at one end of the first sealing seat (1), a second sealing seat (2) is arranged at the other side of the first sealing seat (1), an arc-shaped conical surface (6) is arranged on the inner wall of the first sealing seat (1) and the second sealing seat (2), a static ring (8) and a dynamic ring (7) are arranged on the inner side of the first sealing seat (1) and the second sealing seat (2), respectively, a rubber pad (3) is fixedly arranged on one side of the fixed disk, and a rubber ring (5) is inlaid on the outer wall of the other end of the second sealing seat (2).

2. A sealing seat for a floating oil seal according to claim 1, characterized in that: One end of the stationary ring (8) and the dynamic ring (7) are both provided with a limiting groove, and a first sealing ring (9) and a second sealing ring (10) are respectively installed inside the limiting groove.

3. A sealing seat for a floating oil seal according to claim 2, characterized in that: The first sealing ring (9) and the second sealing ring (10) are arranged inside the arc-shaped conical surface (6), and the shapes of the first sealing ring (9) and the second sealing ring (10) are both "O"-shaped.

4. The sealing seat for a floating oil seal according to claim 1, characterized in that: An extension section is provided at one end of the first sealing seat (1), and a sealing rubber ring is fixedly provided inside the inner wall of the extension section.

5. A sealing seat for a floating oil seal according to claim 4, characterized in that: One end of the second sealing seat (2) is provided with an annular groove, and the annular groove is slidably arranged inside the extension section.

6. A sealing seat for a floating oil seal according to claim 5, characterized in that: The sealing rubber ring contacts the outer wall of the annular groove, and the shape of the rubber ring (5) is annular.

7. The sealing seat for a floating oil seal according to claim 1, characterized in that: The interior of the fixing plate and the rubber pad (3) is provided with circular through holes (4) at equal intervals.

8. The sealing seat for a floating oil seal according to claim 7, characterized in that: The central axes of the rubber pad (3), the first sealing seat (1) and the second sealing seat (2) are on the same straight line.

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