CN219588098U - Shafting silica gel sealing ring for yacht - Google Patents

Abstract

The utility model discloses a shafting silica gel sealing ring for a yacht, which comprises a rotating shaft, wherein a bearing seat is fixedly arranged above the arc-shaped surface of the rotating shaft, the lower surface of the bearing seat is fixedly provided with the silica gel sealing ring near two ends, the lower surface of the bearing seat is symmetrically provided with two limiting grooves near the center, and the lower surface of the inner part of each limiting groove is movably provided with a rotating bead. According to the shafting silica gel sealing ring for the yacht, disclosed by the utility model, a double-layer sealing structure can be formed by the inner sealing column, the outer sealing column and the rotating shaft, and meanwhile, the fastening spring is used for carrying out secondary fastening, so that lubricating oil and the like in the sealing ring are not easy to run off, the sealing effect of the shafting silica gel sealing ring is greatly improved, and the shape and the tension of the sealing ring are kept for a long time through the built-in elastic keel of the silica gel sealing ring, so that the sealing effect of the sealing ring is more durable, and the service life of the shafting silica gel sealing ring is effectively prolonged.

Description

Shafting silica gel sealing ring for yacht

Technical Field

The utility model relates to the field of sealing rings, in particular to a shafting silica gel sealing ring for a yacht.

Background

The shaft system sealing ring, a bearing sealing piece, in particular a ball bearing sealing ring, wherein two round bulges upwards extend on one end face of a circular ring shape, the inner diameter of each bulge with smaller diameter is matched with the outer diameter of an inner ring of the ball bearing, and the bulge with larger diameter is matched with the outer diameter of the ball ring of the ball bearing; the inner aperture of the sealing ring is not smaller than the inner aperture of the ball bearing inner ring. The oil-gas separator has the characteristics of preventing oil from igniting, avoiding frequent oiling, along with simple structure and the like. Is widely used in bearings.

The shafting silica gel sealing ring used at present has poor sealing effect, is easy to cause the loss of lubricating grease and the like in the shafting silica gel sealing ring after long-time use, causes the abrasion of a rotating shaft, and cannot keep the shape and the tension after long-time use, so that the service life is short.

Disclosure of Invention

The utility model mainly aims to provide a shafting silica gel sealing ring for a yacht, which can effectively solve the problems that the sealing effect of the sealing ring in the background technology is poor, lubricating grease and the like in the sealing ring are easy to run off after long-time use, a rotating shaft is worn, the shape and the tension of the sealing ring cannot be maintained after long-time use, and the service life is short.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a shafting silica gel sealing washer for yacht, includes the pivot, the arc surface top fixed mounting of pivot has the bearing frame, the lower surface of bearing frame is close to the equal fixed mounting in both ends and has the silica gel sealing washer, the lower surface of bearing frame is close to central symmetry and installs two spacing grooves, the inside lower surface movable mounting in spacing groove has the commentaries on classics pearl, the arc surface of pivot is located the inside of both ends silica gel sealing washer and has deposited lubricating oil.

Preferably, the silica gel sealing ring comprises an annular body, an inner cavity, an outer sealing column, an inner sealing column and a fastening spring, wherein the inner cavity is formed in the lower surface of the annular body, the outer sealing column is fixedly arranged on the lower surface of the annular body close to one side surface, the inner sealing column is fixedly arranged on the lower surface of the annular body close to the outer sealing column, and the fastening spring is fixedly arranged in the center of the upper surface of the inner sealing column in the inner cavity.

Preferably, the upper surface of annular body fixed mounting has a plurality of evenly distributed's slipmat, the inside fixed mounting of annular body has built-in elastic keel, annular surface has been seted up to one side surface of annular body.

Preferably, a first annular lip body and a second annular lip body are fixedly arranged on one side surface of the inner sealing column respectively.

Preferably, the silica gel sealing ring is used for sealing connection between the outer sealing column and the inner sealing column and the rotating shaft through extrusion of the bearing seat and the fastening spring.

Preferably, the first annular lip body and the second annular lip body of the inner sealing column of the silica gel sealing ring are in sealing connection with one side surface of the bearing seat.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, an inner and outer double-layer sealing structure can be formed by the inner sealing column, the outer sealing column and the rotating shaft during use, and meanwhile, radial force pressed on the rotating shaft is provided for the inner sealing column by the elastic force of the fastening spring, so that lubricating oil and the like in the sealing ring are not easy to run off, the sealing effect of the shafting silica gel sealing ring is greatly improved, and the shape and the tension of the sealing ring are kept for a long time by the built-in elastic keel of the silica gel sealing ring, so that the sealing effect of the sealing ring is more durable, and the service life of the shafting silica gel sealing ring is effectively prolonged.

Drawings

FIG. 1 is a schematic diagram of an installation structure of a shafting silica gel sealing ring for a yacht;

FIG. 2 is a schematic diagram of the overall structure of a shafting silica gel sealing ring for a yacht;

FIG. 3 is a semi-sectional structure diagram of a shafting silica gel seal ring for a yacht according to the present utility model;

FIG. 4 is a cross-sectional structure diagram of a shafting silica gel sealing ring for a yacht according to the present utility model;

in the figure: 1. a rotating shaft; 2. a bearing seat; 3. a silica gel sealing ring; 31. an annular body; 311. an anti-slip pad; 312. an elastic keel is arranged in the inner part; 313. an annular outer surface; 32. an inner cavity; 33. an outer seal column; 34. an inner seal column; 341. a first annular lip; 342. a second annular lip; 35. a fastening spring; 4. a limit groove; 5. rotating the beads; 6. and (3) lubricating oil.

Detailed Description

As shown in fig. 1-4, a shafting silica gel sealing ring for yacht comprises a rotating shaft 1, a bearing seat 2 is fixedly installed above the arc-shaped surface of the rotating shaft 1, silica gel sealing rings 3 are fixedly installed on the lower surface of the bearing seat 2 close to two ends, two limiting grooves 4 are symmetrically installed on the lower surface of the bearing seat 2 close to the center, rotating beads 5 are movably installed on the lower surface of the inside of each limiting groove 4, and lubricating oil 6 is stored in the inner part of the silica gel sealing rings 3 at two ends of the arc-shaped surface of the rotating shaft 1.

The silica gel sealing ring 3 comprises an annular body 31, an inner cavity 32, an outer sealing column 33, an inner sealing column 34 and a fastening spring 35, wherein the inner cavity 32 is formed in the lower surface of the annular body 31, the outer sealing column 33 is fixedly arranged on the lower surface of the annular body 31 close to one side surface, the inner sealing column 34 is fixedly arranged on the lower surface of the annular body 31 close to the outer sealing column 33, the fastening spring 35 is fixedly arranged in the inner cavity 32 and positioned in the center of the upper surface of the inner sealing column 34, and the fastening spring 35 is mainly used for providing radial force for the inner sealing column 34 to press the rotating shaft 1, so that the sealing effect is improved; the upper surface of the annular body 31 is fixedly provided with a plurality of uniformly distributed anti-slip pads 311, the inside of the annular body 31 is fixedly provided with a built-in elastic keel 312, the built-in elastic keel 312 is mainly used for enabling the sealing ring to keep tension and shape, preventing deformation from reducing the service life after long-time use, and one side surface of the annular body 31 is provided with an annular outer surface 313; a first annular lip 341 and a second annular lip 342 are fixedly arranged on one side surface of the inner sealing column 34 respectively, and the first annular lip 341 and the second annular lip 342 are mainly used for tightly sealing with the bearing seat 2 to prevent internal grease from flowing out through the upper end; the silica gel sealing ring 3 is pressed by the bearing seat 2 and the fastening spring 35 to enable the outer sealing column 33 and the inner sealing column 34 to be in sealing connection with the rotating shaft 1; the first annular lip 341 and the second annular lip 342 of the inner seal column 34 of the silica gel seal ring 3 are in sealing connection with one side surface of the bearing seat 2.

It should be noted that, the present utility model is a shafting silica gel sealing ring for yacht, when in use, firstly, the surface of the rotating shaft 1 is cleaned up, then the silica gel sealing ring 3 is installed, firstly, the inner diameter of the silica gel sealing ring 3 is increased by pulling the silica gel sealing ring 3 during installation, at the same time, the inner diameter of the fastening spring 35 is increased, so that the silica gel sealing ring 3 can be more conveniently sleeved on the arc surface of the rotating shaft 1, then the silica gel sealing ring 3 is moved into the clamping groove, at the same time, the silica gel sealing ring 3 is fixedly connected with the inner lower surface of the bearing seat 2 through the anti-slip pad 311, the rotation of the silica gel sealing ring 3 is prevented, the outer sealing ring 33 is sealed with the arc surface of the rotating shaft 1 through the extrusion of the bearing seat 2, the inner sealing ring 34 is secondarily sealed with the arc surface of the rotating shaft 1 through the extrusion of the bearing seat 2, at the same time, the fastening spring 35 provides a radial force pressing the rotating shaft 1 for the inner sealing post 34 again under the action of elastic force, the sealing effect of the inner sealing column 34 is better, then the first annular lip 341 and the second annular lip 342 are pressed and sealed with one side surface of the inner part of the bearing seat 2, the rotating shaft 1 and the inner part of the bearing seat 2 form a sealed space through the action of the silica gel sealing ring 3, lubricating oil 6 and the like in the rotating shaft are not easy to run off, the abrasion of the rotating shaft 1 is avoided, the sealing effect of the shafting silica gel sealing ring 3 for the yacht can be effectively improved through the arrangement, the inner part of the silica gel sealing ring 3 is filled with the built-in elastic keel 312, the elasticity and the tension of the built-in elastic keel 312 are higher than those of silica gel, so that the silica gel sealing ring 3 can bear larger pressure without deformation, the sealing effect of the shafting silica gel sealing ring 3 for the yacht can be more durable through the arrangement, the service life of the silica gel sealing ring 3 is effectively prolonged.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. Shafting silica gel sealing washer for yacht, its characterized in that: including pivot (1), arc surface top fixed mounting of pivot (1) has bearing frame (2), the lower surface of bearing frame (2) is close to the equal fixed mounting in both ends and has silica gel sealing washer (3), the lower surface of bearing frame (2) is close to central symmetry and installs two spacing groove (4), the inside lower surface movable mounting of spacing groove (4) has changeing pearl (5), the inside that the arc surface of pivot (1) is located both ends silica gel sealing washer (3) has been deposited lubricating oil (6).

2. The shafting silicone sealing ring for a yacht as claimed in claim 1, wherein: the silica gel sealing ring (3) comprises an annular body (31), an inner cavity (32), an outer sealing column (33), an inner sealing column (34) and a fastening spring (35), wherein the inner cavity (32) is formed in the lower surface of the annular body (31), the outer sealing column (33) is fixedly mounted on the lower surface of the annular body (31) close to one side surface, the inner sealing column (34) is fixedly mounted on the lower surface of the annular body (31) close to the outer sealing column (33), and the fastening spring (35) is fixedly mounted in the center of the upper surface of the inner sealing column (34) in the inner cavity (32).

3. The shafting silicone sealing ring for a yacht as claimed in claim 2, wherein: the anti-slip ring is characterized in that a plurality of anti-slip pads (311) which are uniformly distributed are fixedly arranged on the upper surface of the annular body (31), a built-in elastic keel (312) is fixedly arranged in the annular body (31), and an annular outer surface (313) is formed in one side surface of the annular body (31).

4. A shafting silicone sealing ring for a yacht as claimed in claim 3, wherein: one side surface of the inner sealing column (34) is fixedly provided with a first annular lip body (341) and a second annular lip body (342) respectively.

5. The shafting silica gel sealing ring for a yacht as claimed in claim 4, wherein: the silica gel sealing ring (3) is pressed by the bearing seat (2) and the fastening spring (35) to enable the outer sealing column (33) and the inner sealing column (34) to be in sealing connection with the rotating shaft (1).

6. The shafting silica gel sealing ring for a yacht as claimed in claim 5, wherein: a first annular lip body (341) and a second annular lip body (342) of an inner sealing column (34) of the silica gel sealing ring (3) are in sealing connection with one side surface of the bearing seat (2).