CN209262086U - A kind of underwater turntable bearing with high leakproofness - Google Patents
A kind of underwater turntable bearing with high leakproofness Download PDFInfo
- Publication number
- CN209262086U CN209262086U CN201822062533.9U CN201822062533U CN209262086U CN 209262086 U CN209262086 U CN 209262086U CN 201822062533 U CN201822062533 U CN 201822062533U CN 209262086 U CN209262086 U CN 209262086U
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- ring
- bearing
- sealing
- cover
- sealing ring
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Abstract
The utility model discloses a kind of under water with the turntable bearing with high leakproofness, including outer ring and inner ring, outer ring and inner ring collectively constitute bearing bracket stand, bearing (ball) cover is fixedly mounted on the rear end face of sealing ring by the mutual cooperation of drive screw and mounting hole, and the inner wall of bearing (ball) cover is fixedly installed with cushion, to reduce the compression of bearing (ball) cover and sealing ring and bearing bracket stand contact surface, sealing cover is fixedly mounted on the connecting pin of sealing ring in such a way that screw thread rotation is tightened, and when sealing cover is rotated, external screw thread on sealing cover is mutually threadedly coupled with the internal screw thread of sealing cover, it is plugged simultaneously by convex block to mutual corresponding annular groove, and the curved clearance channel of multiple tracks that convex block and annular groove are formed, extend the length of aqueous invasive channel, and ring-shaped rubber sealing ring is fixedly installed on sealing ring So that bearing seal is tight, prevent in aqueous intrusion bearing.
Description
Technical field
The utility model relates to a kind of bearing, specifically a kind of underwater turntable bearing with high leakproofness.
Background technique
Turntable bearing is that one kind is able to bear at the same time the comprehensive load such as biggish axial load, radial load and tilting moment
Lotus integrates the large size bearing of the special construction of the multiple functions such as bearing, rotation, transmission, fixation.Under normal circumstances, turntable
Bearing itself has mounting hole, lubricating oil and sealing device, can satisfy all kinds of masters to work under various different working conditions
The different demands of machine；On the other hand, there is turntable bearing itself compact-sized, guidance to rotate convenient, simple installation and maintenance appearance
The features such as easy, is widely used in handling machinery, digger, constructional engineering machinery, harbour machinery, wind-power electricity generation, medical treatment are set
On the huge revolvings device such as standby, radar and missile launcher.
And the leakproofness of existing turntable bearing is not high, the inside of turntable bearing is easy to soak when causing to use under water,
Smoothness when turntable bearing uses is influenced simultaneously, in view of the above-mentioned problems, it is proposed that a kind of use under water has high leakproofness
Turntable bearing.
Utility model content
The purpose of this utility model is to provide a kind of turntable bearings used have high leakproofness under water, to solve above-mentioned back
The problem of being proposed in scape technology.
To achieve the above object, the utility model provides the following technical solutions:
A kind of underwater turntable bearing with high leakproofness, including outer ring and inner ring, the outer ring with common group of inner ring
It is the raceway for spending angle that apex angle is offered at bearing bracket stand, and on the opposite face of outer ring and inner ring, is equipped with several axial directions in raceway
The rolling element of distribution, several rolling elements being axially distributed are evenly distributed between outer ring and inner ring by retainer, described
The upper fixing sleeve of outer ring is connected to sealing ring, and a side end face of sealing ring is fitted in a side end face of bearing bracket stand, the sealing
The identical annular groove in several axle center is offered on another side end face of lasso, and the inner sidewall of sealing ring connecting pin opens up
Have internal screw thread, the connecting pin of the sealing ring is fixedly connected in such a way that screw thread rotation is tightened with sealing cover, sealing cover with
Lantern ring convex block identical with several axle center is installed, and lantern ring, convex block and sealing cover are integrated on the joint face of sealing ring
Molding structure, the lateral wall of the sealing cover offer external screw thread, and offer on sealing cover identical with bearing bracket stand diameter logical
Chamber；The rear end face of the sealing ring offers several equally distributed mounting holes, and sealing ring passes through drive screw and peace
Dress hole is equipped with bearing (ball) cover under the action of cooperating.
Further, the inner sidewall of the sealing ring is fixedly installed with ring-shaped rubber sealing ring.
Further, tapered rubber gasket is fixedly installed on the side end face that bearing bracket stand is bonded with sealing ring.
Further, the inner wall of the bearing (ball) cover is fixedly installed with cushion.
Further, the surface of the sealing ring, sealing cover and bearing bracket stand carries out zinc-plated processing.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model bearing (ball) cover is fixedly mounted on sealing ring by the mutual cooperation of drive screw and mounting hole
Rear end face, and the inner wall of bearing (ball) cover is fixedly installed with cushion, to reduce bearing (ball) cover and sealing ring and bearing bracket stand
The compression of contact surface, while realizing the sealing of one end face of turntable bearing, avoid turntable bearing under water in use, aqueous pours into
Bearing inner.
2, ring-shaped rubber sealing ring is fixedly installed on the utility model sealing ring makes bearing seal tight, prevents water
Liquid invades in bearing, and after sealing cover is closely connect with sealing ring, lantern ring contacts with each other with tapered rubber gasket, because of cone
Type rubber gasket is elastic cone sealing, and the hidden danger of seal failure, also ensures caused by eliminating in structure type because of shaft
The long-term effect of sealing effect and sealing.
Detailed description of the invention
Fig. 1 is a kind of under water with sealing ring structural schematic diagram in the turntable bearing with high leakproofness.
Fig. 2 is a kind of under water with the structural schematic diagram of the turntable bearing middle (center) bearing end cap with high leakproofness.
Fig. 3 is a kind of under water with the structural schematic diagram of sealing cover in the turntable bearing with high leakproofness.
Fig. 4 is a kind of under water with the structural schematic diagram of the turntable bearing with high leakproofness.
In figure: 1, outer ring；2, inner ring；3, rolling element；4, retainer；5, sealing ring；6, annular groove；7, internal screw thread；
8, ring-shaped rubber sealing ring；9, tapered rubber gasket；10, mounting hole；11, bearing (ball) cover；12, drive screw；13, cushion；
14, sealing cover；15, external screw thread；16, convex block；17, lantern ring；18, cavity.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, in the utility model embodiment, a kind of underwater turntable bearing with high leakproofness, including it is outer
Circle 1 and inner ring 2, outer ring 1 and inner ring 2 collectively constitute bearing bracket stand, and it is 90 that apex angle is offered on the opposite face of outer ring 1 and inner ring 2
The raceway at angle is spent, several rolling elements 3 being axially distributed are installed in raceway, several rolling elements 3 being axially distributed pass through guarantor
Frame 4 to be held to be evenly distributed between outer ring 1 and inner ring 2, the upper fixing sleeve of outer ring 1 is connected to sealing ring 5, and the one of sealing ring 5
Side end face is fitted in a side end face of bearing bracket stand, and the identical ring in several axle center is offered on another side end face of sealing ring 5
Connected in star 6, and the inner sidewall of 5 connecting pin of sealing ring offers internal screw thread 7, the inner sidewall of sealing ring 5 is fixedly installed with ring
Shape rubber seal 8 is fixedly installed with tapered rubber gasket 9 on the side end face that bearing bracket stand is bonded with sealing ring 5.
The connecting pin of sealing ring 5 is fixedly connected in such a way that screw thread rotation is tightened with sealing cover 14, referring to Fig. 3,
Lantern ring 17 and several axle center identical convex block 16 is installed, and lantern ring 17, convex on sealing cover 14 and the joint face of sealing ring 5
Block 16 is an integral molding structure with sealing cover 14, and the lateral wall of sealing cover 14 offers external screw thread 15, and opens up on sealing cover 14
There is cavity 18 identical with bearing bracket stand diameter.
Referring to Fig. 2, the rear end face of sealing ring 5 offers several equally distributed mounting holes 10, and sealing ring 5
Bearing (ball) cover 11, the fixed peace of the inner wall of bearing (ball) cover 11 are installed under the action of cooperating by drive screw 12 and mounting hole 10
Equipped with cushion 13.
Referring to Fig. 4, when being combined installation to turntable bearing,
(1) after bearing (ball) cover 11 is fixedly mounted on sealing ring 5 by the mutual cooperation of drive screw 12 and mounting hole 10
End face, and the inner wall of bearing (ball) cover 11 is fixedly installed with cushion 13, to reduce bearing (ball) cover 11 and sealing ring 5 and axis
The compression of bolster contact surface, while realizing the sealing of one end face of turntable bearing, avoid turntable bearing under water in use, aqueous
Pour into Bearing inner.
(2) sealing cover 14 is fixedly mounted on the connecting pin of sealing ring 5 in such a way that screw thread rotation is tightened, and is sealing
When lid 14 is rotated, the external screw thread 15 on sealing cover 14 is mutually threadedly coupled with the internal screw thread 7 of sealing cover 14, while by convex
Block 16 is plugged to mutual corresponding annular groove 6, and the curved clearance channel of multiple tracks that convex block 16 and annular groove 6 are formed,
The length of aqueous invasive channel is extended, and is fixedly installed with ring-shaped rubber sealing ring 8 on sealing ring 5 and makes bearing seal
Tightly, it prevents in aqueous intrusion bearing, and after sealing cover 14 is closely connect with sealing ring 5, lantern ring 17 and tapered rubber seal
Pad 9 contacts with each other, because tapered rubber gasket 9 is elastic cone sealing, seals caused by eliminating in structure type because of shaft
The hidden danger of failure also ensures the long-term effect of sealing effect and sealing.
The surface of sealing ring 5, sealing cover 14 and bearing bracket stand carries out zinc-plated processing, to improve entire turntable bearing
Anticorrosive property.
In this case, lubricating oil is added to bearing bracket stand inside before to turntable bearing assembling, while in installation sealing cover 14
When, by 14 sets of sealing cover in shaft, then after one end of shaft is fixedly connected with the inner ring of bearing bracket stand, complete to sealing cover
14 with the fixed installation of sealing ring 5.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into
Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all
It is included within the scope of protection of this utility model.
Claims (5)
1. a kind of use the turntable bearing with high leakproofness, including outer ring (1) and inner ring (2), the outer ring (1) and inner ring under water
(2) bearing bracket stand is collectively constituted, and offers the raceway that apex angle is an angle of 90 degrees on the opposite face of outer ring (1) and inner ring (2), in raceway
Several rolling elements (3) being axially distributed are installed, several rolling elements being axially distributed (3) are uniform by retainer (4)
It is distributed between outer ring (1) and inner ring (2), which is characterized in that the upper fixing sleeve of the outer ring (1) is connected to sealing ring (5), close
One side end face of big envelope circle (5) is fitted in a side end face of bearing bracket stand, offers on another side end face of the sealing ring (5)
The identical annular groove in several axle center (6), and the inner sidewall of sealing ring (5) connecting pin offers internal screw thread (7), it is described close
The connecting pin of big envelope circle (5) is fixedly connected in such a way that screw thread rotation is tightened with sealing cover (14), sealing cover (14) and sealing
The identical convex block of lantern ring (17) and several axle center (16), and lantern ring (17), convex block (16) are installed on the joint face of lasso (5)
It is an integral molding structure with sealing cover (14), the lateral wall of the sealing cover (14) offers external screw thread (15), and sealing cover
(14) cavity (18) identical with bearing bracket stand diameter is offered on；The rear end face of the sealing ring (5) offers several
The mounting hole (10) of even distribution, and sealing ring (5) under the action of drive screw (12) and mounting hole (10) mutual cooperation by pacifying
Equipped with bearing (ball) cover (11).
2. according to claim 1 a kind of under water with the turntable bearing with high leakproofness, which is characterized in that the sealing
The inner sidewall of lasso (5) is fixedly installed with ring-shaped rubber sealing ring (8).
3. according to claim 1 a kind of under water with the turntable bearing with high leakproofness, which is characterized in that bearing bracket stand with
Tapered rubber gasket (9) are fixedly installed on the side end face of sealing ring (5) fitting.
4. according to claim 1 a kind of under water with the turntable bearing with high leakproofness, which is characterized in that the bearing
The inner wall of end cap (11) is fixedly installed with cushion (13).
5. according to claim 1 a kind of under water with the turntable bearing with high leakproofness, which is characterized in that the sealing
The surface of lasso (5), sealing cover (14) and bearing bracket stand carries out zinc-plated processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822062533.9U CN209262086U (en) | 2018-12-10 | 2018-12-10 | A kind of underwater turntable bearing with high leakproofness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822062533.9U CN209262086U (en) | 2018-12-10 | 2018-12-10 | A kind of underwater turntable bearing with high leakproofness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209262086U true CN209262086U (en) | 2019-08-16 |
Family
ID=67562758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822062533.9U Active CN209262086U (en) | 2018-12-10 | 2018-12-10 | A kind of underwater turntable bearing with high leakproofness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209262086U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111043168A (en) * | 2019-12-16 | 2020-04-21 | 刘超 | Rolling bearing device for underwater operation |
| CN114607708A (en) * | 2022-03-10 | 2022-06-10 | 张红燕 | Underwater sealing bearing with self-cleaning structure |
-
2018
- 2018-12-10 CN CN201822062533.9U patent/CN209262086U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111043168A (en) * | 2019-12-16 | 2020-04-21 | 刘超 | Rolling bearing device for underwater operation |
| CN114607708A (en) * | 2022-03-10 | 2022-06-10 | 张红燕 | Underwater sealing bearing with self-cleaning structure |
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