CN214945730U

CN214945730U - Sealing and waterproof structure of deep groove ball bearing

Info

Publication number: CN214945730U
Application number: CN202120735709.1U
Authority: CN
Inventors: 陈宜鑫; 陈宜都
Original assignee: Zhejiang Mingqiu Bearing Co ltd
Current assignee: Zhejiang Mingqiu Bearing Co ltd
Priority date: 2021-04-12
Filing date: 2021-04-12
Publication date: 2021-11-30
Anticipated expiration: 2031-04-12

Abstract

The utility model discloses a deep groove ball bearing seals waterproof construction, including the outer lane, the inside movable mounting in outer lane has the inner circle, the outer lane with movable mounting has the ball between the inner circle, the outer lane with be located between the inner circle ball top movable embedding installs the sealing washer No. one, the outer lane with be located between the inner circle ball below movable embedding installs No. two sealing washers, the outer lane passes through the ball with inner circle swing joint, fixed surface installs the locating pin under the sealing washer, fixed surface installs the location base on No. two sealing washers, the locating pin with the quantity of location base is three, locating pin lower extreme activity embedding in inside the location base, the screw is installed in the embedding of fixed surface activity on the sealing washer. A deep groove ball bearing waterproof seal structure, can make sealing washer damage back convenient to detach change, and make the sealing washer more be convenient for install.

Description

Sealing and waterproof structure of deep groove ball bearing

Technical Field

The utility model relates to a waterproof seal structure field, in particular to deep groove ball bearing waterproof seal structure.

Background

The original name single-row radial ball bearing of the deep groove ball bearing is a rolling bearing which is most widely applied, the basic type deep groove ball bearing is composed of an outer ring, an inner ring, a group of steel balls and a group of retainers, the deep groove ball bearing is of a single-row type and a double-row type, the deep groove ball structure is further divided into a sealing structure and an open type structure, the open type structure means that the bearing is not provided with a sealing structure, the sealing type deep groove ball is divided into a dustproof sealing structure and a waterproof sealing structure, the dustproof sealing cover is made of a steel plate punching material, only the purpose of simply preventing dust from entering a bearing raceway is achieved, and the waterproof type is a contact type sealing structure which can effectively prevent outside water from entering the interior of the bearing; the existing sealing and waterproof structure of the deep groove ball bearing has certain disadvantages when in use, and the sealing ring is inconvenient to detach and replace and is inconvenient to install after being damaged.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a deep groove ball bearing seals waterproof construction can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a deep groove ball bearing seals waterproof construction, includes the outer lane, the inside movable mounting in outer lane has the inner circle, the outer lane with movable mounting has the ball between the inner circle, the outer lane with be located between the inner circle ball top activity embedding installs a sealing washer, the outer lane with be located between the inner circle ball below activity embedding installs No. two sealing washers.

Preferably, the outer ring is movably connected with the inner ring through the balls.

Preferably, the lower surface of the first sealing ring is fixedly provided with a positioning pin, and the upper surface of the second sealing ring is fixedly provided with a positioning base.

Preferably, the number of the positioning pins and the number of the positioning bases are three, and the lower ends of the positioning pins are movably embedded into the positioning bases.

Preferably, the screw is installed in the movable embedding of a sealing washer upper surface, No. two sealing washer upper surface fixed mounting have the connection base, connect the inside thread groove that has seted up of base, the screw pass through the thread groove with connect base swing joint.

Preferably, the screw with the quantity of connecting the base is three, a mounting hole has been seted up to sealing washer upper surface, the screw passes through the mounting hole with sealing washer swing joint, fixed surface installs the sealing ring under the screw, the screw pass through the sealing ring with mounting hole swing joint.

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

the utility model discloses in, install No. two sealing washers between outer lane and the inner circle, then also install a sealing washer between outer lane and the inner circle, make a sealing washer and No. two sealing washers surround the ball, make the locating pin insert inside the location base, thereby make the mounting hole and be connected the inside thread groove vertical fixation of base, it rotates to avoid the ball to drive the sealing washer, reduce the installation degree of difficulty, pass the mounting hole with the screw again, fasten to inside the thread groove, thereby it is fixed with No. two sealing washers to have a sealing washer, inside the sealing ring prevents that water from getting into the bearing from the mounting hole, increase the leakproofness, when the maintenance is dismantled, twist the screw, make it separate with the connection base, and then dismantle No. one sealing washer and No. two sealing washers, reduce the dismantlement degree of difficulty, accelerate the speed of dismantling and maintaining.

Drawings

Fig. 1 is a schematic sectional view of the overall structure of a deep groove ball bearing sealing waterproof structure of the present invention;

fig. 2 is a vertical sectional view of the sealing and waterproof structure of the deep groove ball bearing of the present invention;

fig. 3 is an enlarged view of a position a in fig. 2 of the deep groove ball bearing sealing waterproof structure of the present invention;

fig. 4 is an enlarged view of the position B in fig. 2 of the deep groove ball bearing sealing waterproof structure of the present invention.

In the figure: 1. an outer ring; 2. an inner ring; 3. a ball bearing; 4. a first sealing ring; 401. positioning pins; 402. a screw; 403. mounting holes; 404. a seal ring; 5. a second sealing ring; 501. positioning a base; 502. connecting a base; 503. a thread groove.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-4, a sealing and waterproof structure of a deep groove ball bearing comprises an outer ring 1, an inner ring 2 is movably installed inside the outer ring 1, a ball 3 is movably installed between the outer ring 1 and the inner ring 2, a first sealing ring 4 is movably embedded between the outer ring 1 and the inner ring 2 above the ball 3, and a second sealing ring 5 is movably embedded between the outer ring 1 and the inner ring 2 below the ball 3;

the outer ring 1 is movably connected with the inner ring 2 through a ball 3; the lower surface of the first sealing ring 4 is fixedly provided with a positioning pin 401, and the upper surface of the second sealing ring 5 is fixedly provided with a positioning base 501; the number of the positioning pins 401 and the number of the positioning bases 501 are three, the lower ends of the positioning pins 401 are movably embedded into the positioning bases 501, so that the mounting holes 403 are vertically fixed with the threaded grooves 503 in the connecting bases 502, the balls 3 are prevented from driving the sealing rings to rotate, and the mounting difficulty is reduced; the screw 402 is movably embedded in the upper surface of the first sealing ring 4, the connecting base 502 is fixedly arranged on the upper surface of the second sealing ring 5, a thread groove 503 is formed in the connecting base 502, and the screw 402 is movably connected with the connecting base 502 through the thread groove 503, so that the disassembling difficulty is reduced, and the disassembling and maintaining speed is increased; the number of the screws 402 and the connecting bases 502 is three, mounting holes 403 are formed in the upper surface of the first sealing ring 4, the screws 402 are movably connected with the first sealing ring 4 through the mounting holes 403, sealing rings 404 are fixedly mounted on the lower surface of the screws 402, and the screws 402 are movably connected with the mounting holes 403 through the sealing rings 404, so that water is prevented from entering the bearing from the mounting holes 403, and the sealing performance is improved.

It should be noted that, the utility model relates to a sealing waterproof structure of deep groove ball bearing, when installing, install No. two sealing washer 5 between outer lane 1 and inner circle 2, then install No. one sealing washer 4 between outer lane 1 and inner circle 2, make No. one sealing washer 4 and No. two sealing washer 5 surround ball 3, make locating pin 401 insert inside positioning base 501, thus make mounting hole 403 and threaded groove 503 inside connection base 502 vertical fixation, avoid ball 3 to drive the sealing washer to rotate, reduce the installation difficulty, again pass mounting hole 403 with screw 402, fasten inside threaded groove 503, thus fix No. one sealing washer 4 and No. two sealing washers 5, sealing ring 404 prevents water from entering inside the bearing from mounting hole 403, increase the leakproofness, when maintenance dismantles, screw 402 is twisted, make it separate with connection base 502, and then dismantle No. one sealing washer 4 and No. two sealing washers 5, the disassembly difficulty is reduced, and the disassembly and maintenance speeds are accelerated.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a deep groove ball bearing seals waterproof construction which characterized in that: including outer lane (1), the inside movable mounting of outer lane (1) has inner circle (2), outer lane (1) with movable mounting has ball (3) between inner circle (2), outer lane (1) with lie in between inner circle (2) ball (3) top activity embedding is installed and is had No. one sealing washer (4), outer lane (1) with lie in between inner circle (2) ball (3) below activity embedding is installed and is had No. two sealing washers (5).

2. The deep groove ball bearing sealing and waterproofing structure according to claim 1, wherein: the outer ring (1) is movably connected with the inner ring (2) through the balls (3).

3. The deep groove ball bearing sealing and waterproofing structure according to claim 1, wherein: a locating pin (401) is fixedly mounted on the lower surface of the first sealing ring (4), and a locating base (501) is fixedly mounted on the upper surface of the second sealing ring (5).

4. The deep groove ball bearing sealing and waterproofing structure according to claim 3, wherein: the number of the positioning pins (401) and the number of the positioning bases (501) are three, and the lower ends of the positioning pins (401) are movably embedded into the positioning bases (501).

5. The deep groove ball bearing sealing and waterproofing structure according to claim 1, wherein: a screw (402) is installed in movable embedding of sealing washer (4) upper surface, fixed surface installs connection base (502) on No. two sealing washers (5), connection base (502) inside thread groove (503) have been seted up, screw (402) pass through thread groove (503) with connect base (502) swing joint.

6. The deep groove ball bearing sealing and waterproofing structure according to claim 5, wherein: the screw (402) with the quantity of connecting base (502) is three, mounting hole (403) have been seted up to sealing washer (4) upper surface, screw (402) pass through mounting hole (403) with sealing washer (4) swing joint, fixed surface installs sealing ring (404) under screw (402), screw (402) pass through sealing ring (404) with mounting hole (403) swing joint.