CN211288463U - Waterproof bearing for motor - Google Patents

Abstract

The utility model relates to a motor bearing correlation technique field specifically is a waterproof bearing for motor, including the race ring, the welding has wear-resisting circle on the inner wall of race ring, and the skin weld of wear-resisting circle has snap ring, and the inside of race ring is equipped with the joint groove, and the surface rotation of race ring is connected with the inner shaft circle, and the extrusion stem joint is in the inside of constant head tank, and the inside of wear-resisting circle is equipped with the oil transportation passageway, and beneficial effect is: motor bearing is in the use, interior axle ring rotates on the surface of race ring, the horizontal plane extrusion of axletree to wear-resisting piece when rotating, the limiting plate extrusion is on first elastic rod, the extrusion pole extrusion is simultaneously on the surface of oiling dish and final joint in the constant head tank, the oiling dish receives the extrusion to remove to both ends and dock with the oil transportation passageway, lubricating oil enters into in the axletree cover through the oil transportation passageway, the axletree is lubricated, transmission error has been reduced, high use precision, and is suitable for being promoted.

Description

Waterproof bearing for motor

Technical Field

The utility model relates to a motor bearing correlation technique field specifically is a waterproof bearing for motor.

Background

The motor bearing is named as a motor bearing or a motor bearing, and is a special bearing specially applied to a motor or a motor, the bearing used by the motor is a part of a support shaft, can guide the rotation of the shaft and can also bear an idle part on the shaft, the concept of the bearing is wide, and the bearings commonly used by the motor are of four types, namely a rolling bearing, a sliding bearing, a joint bearing and an oil-containing bearing.

In the prior art, the connection part of the belt pulley and the end cover of the motor is open, water and dust enter the bearing in the use process, so that the bearing fails early, the sealing and waterproof performance of the bearing is poor, the use quality and the service life of the bearing cannot be ensured, and the use cost is improved; and the motor rotating shaft presses the rest of the outer ring of the bearing for a long time, so that the outer ring is deformed, the coaxiality of the bearing is influenced, the rotating shaft is easy to swing when the motor rotates to bring transmission errors, the motor bearing cannot be lubricated in time, and the use precision is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waterproof bearing for motor to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a waterproof bearing for a motor comprises a bearing ring, wherein a wear-resistant ring is welded on the inner wall of the bearing ring, an elastic snap ring is welded on the surface of the wear-resistant ring, a clamping groove is formed in the bearing ring, the elastic snap ring is clamped in the clamping groove, an inner shaft ring is connected on the surface of the bearing ring in a rotating mode, a shaft ball sleeve is welded on the surface of the inner shaft ring, a shaft ball is connected on the inner portion of the shaft ball sleeve in a rotating mode and is connected on the surface of a wear-resistant block in an extruding mode, a first elastic rod is welded on the surface of the wear-resistant block and is welded on the inner wall of the wear-resistant ring, an extruding rod is welded on the surface of the wear-resistant block and is clamped in an oil injection disc, a positioning groove is formed in the oil injection disc, the extruding rod is clamped in the positioning groove, a second elastic rod is welded on the surface of the oil injection disc, an oil conveying channel is arranged inside the wear-resistant ring.

Preferably, the bearing ring comprises an inner ring and an outer ring, the inner ring is welded on the inner wall of the outer ring, the outer ring comprises a group of circular rings and two groups of sealing plates, the sealing plates are of circular ring structures, and the two groups of sealing plates are welded on two side parts of the inner wall of the circular rings.

Preferably, the surface welding of wear-resisting circle has the multiunit dead lever, and the inside of race ring is equipped with the fixed slot, and the dead lever welding is in the inside of fixed slot, and the snap ring is isosceles trapezoid elasticity annular structure, and the inner wall welding of snap ring is on the surface of wear-resisting circle, and the surface joint of snap ring is in the inside in joint groove, and the joint groove sets up on the closing plate of race ring outer lane.

Preferably, the wear-resisting piece comprises a set of "protruding" font structure and two sets of limiting plate, and the horizontal part surface at "protruding" font structure is connected in the extrusion of axletree, and the limiting plate is rectangle platelike structure, and two sets of limiting plate welding are on the salient surface of "protruding" font structure, and first elastic rod is elasticity round rod-shaped structure, and first elastic rod is provided with two sets ofly, and two sets of first elastic rod welding are on the surface of two sets of limiting plates.

Preferably, the extrusion stem comprises a set of round bar and a set of semicircle block, and the extrusion stem is provided with two sets ofly, and the round bar welding is on wear-resisting piece "protruding" font structure's salient surface, and the horizontal plane welding of semicircle block is on the surface of round bar, and the arcwall face joint of semicircle block is in the inside of constant head tank.

Preferably, the oil injection disc comprises a set of semicircular block, a set of disc and a set of oil pipe, and the oil pipe welding is on the surface of disc, and oil pipe is linked together with the disc, and the horizontal plane welding of semicircular block is on the surface of disc, and the welding of second elastic rod is at the arcwall face of semicircular block, and the second elastic rod is provided with the multiunit, and the second elastic rod is elasticity round bar-shaped structure, and multiunit second elastic rod all is not in the coplanar with the stripper bar.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the bearing ring comprises an outer ring and an inner ring, the outer ring is provided with a sealing plate, the sealing plate is used for performing waterproof and dustproof protection on the structure inside the bearing ring, the service life of the motor bearing is prolonged, meanwhile, the wear-resistant ring is fixed on the inner wall of the bearing ring through a fixing rod, and the elastic snap ring is extruded on the inner wall of the clamping groove on the bearing ring due to the elastic structure of the elastic snap ring to form a closed connecting structure, so that waterproof and dustproof protection can be performed on the inside of the bearing ring, and the using effect is good;

2. motor bearing is in the use, interior axle ring rotates on the surface of race ring, the horizontal plane extrusion of axletree to wear-resisting piece when rotating, the limiting plate extrusion is on first elastic rod, the extrusion pole extrusion is simultaneously on the surface of oiling dish and final joint in the constant head tank, the oiling dish receives the extrusion to remove to both ends and dock with the oil transportation passageway, lubricating oil enters into in the axletree cover through the oil transportation passageway, the axletree is lubricated, transmission error has been reduced, high use precision, and is suitable for being promoted.

Drawings

Fig. 1 is an exploded view of the bearing ring and the inner shaft ring of the present invention;

FIG. 2 is a schematic view of the connection structure of the bearing ring and the wear-resistant ring of the present invention;

FIG. 3 is a schematic view of the connection structure between the bearing ring and the inner shaft ring of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3;

fig. 5 is a schematic view of the connection structure of the oil injection tray and the second elastic rod of the present invention.

In the figure: the bearing ring comprises a bearing ring 1, a wear-resistant ring 2, an elastic clamping ring 3, a clamping groove 4, an inner shaft ring 5, a shaft ball sleeve 6, a shaft ball 7, a wear-resistant block 8, a first elastic rod 9, an extrusion rod 10, an oil injection disc 11, a positioning groove 12, a second elastic rod 13 and an oil delivery channel 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 5, the present invention provides a technical solution: a waterproof bearing for a motor comprises a bearing ring 1, wherein a wear-resistant ring 2 is welded on the inner wall of the bearing ring 1, the bearing ring 1 comprises an inner ring and an outer ring, the inner ring is welded on the inner wall of the outer ring, the outer ring is composed of a group of circular rings and two groups of sealing plates, the sealing plates are of circular ring structures, the two groups of sealing plates are welded on two side parts of the inner wall of the circular rings, and due to the arrangement of the two groups of sealing plates on the bearing ring 1, the sealing plates carry out waterproof and dustproof protection on the structure inside the bearing ring 1, water and pollutants are prevented from entering the inside of the bearing ring 1, and the service quality and the;

referring to fig. 2 and 3, an elastic snap ring 3 is welded on the surface of a wear-resistant ring 2, a clamping groove 4 is arranged inside a bearing ring 1, the elastic snap ring 3 is clamped inside the clamping groove 4, a plurality of groups of fixing rods are welded on the surface of the wear-resistant ring 2, a fixing groove is arranged inside the bearing ring 1, the fixing rods are welded inside the fixing groove, the elastic snap ring 3 is in an isosceles trapezoid elastic annular structure, the inner wall of the elastic snap ring 3 is welded on the surface of the wear-resistant ring 2, the surface of the elastic snap ring 3 is clamped inside the clamping groove 4, the clamping groove 4 is arranged on a sealing plate on the outer ring of the bearing ring 1, the elastic snap ring 3 is extruded on the inner wall of the clamping groove 4 and clamped inside the clamping groove 4 due to the elastic action of the elastic snap ring 3, the bearing ring 1 and the wear-resistant ring 2 form a closed connecting structure through the elastic snap, the use quality of the motor bearing is ensured;

referring to fig. 4 and 5, the surface of the bearing ring 1 is rotatably connected with an inner shaft ring 5, the surface of the inner shaft ring 5 is welded with a shaft ball sleeve 6, the inside of the shaft ball sleeve 6 is rotatably connected with a shaft ball 7, the shaft ball 7 is connected to the surface of a wear-resistant block 8 in a squeezing mode, the surface of the wear-resistant block 8 is welded with a first elastic rod 9, the first elastic rod 9 is welded on the inner wall of the wear-resistant ring 2, the wear-resistant block 8 is composed of a group of convex structures and two groups of limiting plates, the shaft ball 7 is connected to the horizontal part surface of the convex structures in a squeezing mode, the limiting plates are in rectangular plate structures, the two groups of limiting plates are welded on the surface of the convex parts of the convex structures, the first elastic rod 9 is in an elastic round rod structure, the first elastic rods 9 are arranged in two groups, the two groups of first elastic rods 9 are welded on the surfaces of, the limiting plate on the wear-resisting block 8 is extruded on the surface of the first elastic rod 9, due to the elastic action of the first elastic rod 9, when the axle ball 7 does not act on the wear-resisting block 8, the first elastic rod 9 is reset and stretched, the oil injection disc 11 is restored to the initial position, the supply of lubricating oil is stopped, and the lubricating oil is prevented from leaking;

referring to fig. 4 and 5, an extrusion rod 10 is welded on the surface of a wear-resistant block 8, the extrusion rod 10 is clamped inside an oil injection disc 11, a positioning groove 12 is arranged inside the oil injection disc 11, the extrusion rod 10 is clamped inside the positioning groove 12, the extrusion rod 10 is composed of a group of round rods and a group of semicircular blocks, two groups of extrusion rods 10 are arranged, the round rods are welded on the surface of a protruding part of the protruding structure of the wear-resistant block 8, the horizontal plane of the semicircular blocks is welded on the surface of the round rods, the arc-shaped surfaces of the semicircular blocks are clamped inside the positioning groove 12, the extrusion rod 10 and the oil injection disc 11 are both provided with arc-shaped surfaces, the extrusion rod 10 extrudes the surface of the oil injection disc 11 in the moving process of the wear-resistant block 8, the oil injection disc 11 moves towards both ends after being extruded and discharges lubricating oil, the lubrication degree of a shaft ball sleeve 6 is ensured, the extrusion rod 10 is separated from, the oil injection disc 11 returns to the initial position through the second elastic rod 13, and stops discharging the lubricating oil;

referring to fig. 4 and 5, a second elastic rod 13 is welded on the surface of the oil injection disc 11, the second elastic rod 13 is welded inside the bearing ring 1, an oil delivery channel 14 is arranged inside the wear-resistant ring 2, the oil injection disc 11 is composed of a group of semicircular blocks, a group of circular discs and a group of oil delivery pipes, the oil delivery pipes are welded on the surfaces of the circular discs, the oil delivery pipes are communicated with the circular discs, the horizontal plane of the semicircular blocks is welded on the surface of the circular discs, the second elastic rods 13 are welded on the arc-shaped surface of the semicircular blocks, a plurality of groups of second elastic rods 13 are arranged, the second elastic rods 13 are in elastic circular rod-shaped structures, the plurality of groups of second elastic rods 13 are not in the same plane with the extrusion rods 10, after the oil injection disc 11 is extruded, the oil delivery pipes on the oil injection disc 11 are in butt joint with the oil delivery channel 14, meanwhile, the lubricating oil inside the oil injection disc 11 enters, the friction force of the axle ball 7 during rotation is reduced, and the accuracy of the motor bearing during use is further improved.

The working principle is as follows: in actual work, the wear-resisting ring 2 is welded on the inner wall of the bearing ring 1 through the fixing rod, the wear resistance of the bearing is improved through the wear-resisting ring 2, the use precision is ensured, meanwhile, due to the elastic action of the elastic clamping ring 3, the elastic clamping ring 3 is extruded and clamped on the inner wall of the clamping groove 4, a closed clamping structure is formed, pollutants and water can not enter the bearing when the bearing is used, the early failure of the bearing is avoided, the waterproof and dustproof effects are further achieved due to the arrangement of the sealing plate structure of the outer ring of the bearing ring 1, the use quality and the service life of the bearing are ensured, in the using process, the inner shaft ring 5 rotates on the surface of the bearing ring 1, the shaft ball 7 rotates on the inner wall of the wear-resisting ring 2, in the rotating process, the shaft ball 7 is extruded on the horizontal plane of the wear-resisting block 8, the wear-resisting block 8 moves towards the inside of the bearing ring 1, meanwhile, the limiting plate on the wear, the puddler 10 on the wear-resisting piece 8 extrudees oiling dish 11's arcwall face, make oiling dish 11 remove and take place the extrusion to both ends, final puddler 10 joint is in the inside of constant head tank 12, oiling dish 11 receives the extrusion compression this moment, oil pipe and oil delivery passageway 14 butt joint together on the oiling dish 11, the inside lubricating oil of oiling dish 11 enters into the inside of axle ball cover 6 through oil pipe and oil delivery passageway 14, make the axle ball 7 obtain lubricated when using on the bearing, and then reduced the friction that produces between axle ball 7 and the race 1, and then guaranteed the service quality and the life of bearing, moreover, the steam generator is simple in structure, excellent in use effect, and is suitable for being generalized.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A waterproof bearing for motor, includes race (1), its characterized in that: the bearing comprises a bearing ring (1), wherein a wear-resistant ring (2) is welded on the inner wall of the bearing ring (1), an elastic clamping ring (3) is welded on the surface of the wear-resistant ring (2), a clamping groove (4) is formed in the bearing ring (1), the elastic clamping ring (3) is clamped in the clamping groove (4), an inner shaft ring (5) is connected to the surface of the bearing ring (1) in a rotating mode, a shaft ball sleeve (6) is welded on the surface of the inner shaft ring (5), a shaft ball (7) is connected to the inner part of the shaft ball sleeve (6) in a rotating mode, the shaft ball (7) is connected to the surface of a wear-resistant block (8) in an extruding mode, a first elastic rod (9) is welded on the surface of the wear-resistant ring (2), an extruding rod (10) is welded on the surface of the wear-resistant block (8), and the extruding rod (10) is clamped in the inner part of an oil injection, the inside of annotating food tray (11) is equipped with constant head tank (12), and extrusion stem (10) joint has second elastic rod (13) in the inside of constant head tank (12), the skin weld of annotating food tray (11), second elastic rod (13) welding is in the inside of race ring (1), and the inside of wear-resisting circle (2) is equipped with oil transportation passageway (14).

2. The waterproof bearing for the motor according to claim 1, characterized in that: the bearing ring (1) comprises an inner ring and an outer ring, the inner ring is welded on the inner wall of the outer ring, the outer ring is composed of a group of circular rings and two groups of sealing plates, the sealing plates are of circular ring structures, and the two groups of sealing plates are welded on two side parts of the inner wall of the circular rings.

3. The waterproof bearing for the motor according to claim 1, characterized in that: the surface welding of wear-resisting circle (2) has the multiunit dead lever, and the inside of race ring (1) is equipped with the fixed slot, and the dead lever welding is in the inside of fixed slot, and elasticity snap ring (3) are isosceles trapezoid elasticity annular structure, and the inner wall welding of elasticity snap ring (3) is on the surface of wear-resisting circle (2), and the surface joint of elasticity snap ring (3) is in the inside of joint groove (4), and joint groove (4) set up on the closing plate of race ring (1) outer lane.

4. The waterproof bearing for the motor according to claim 1, characterized in that: wear-resisting piece (8) comprises a set of "protruding" font structure and two sets of limiting plate, and the horizontal part surface at "protruding" font structure is connected in the extrusion of axletree ball (7), and the limiting plate is rectangle platelike structure, and two sets of limiting plate welding are on the salient surface of "protruding" font structure, and first elastic rod (9) are elasticity round bar-shaped structure, and first elastic rod (9) are provided with two sets ofly, and two sets of first elastic rod (9) welding are on the surface of two sets of limiting plates.

5. The waterproof bearing for the motor according to claim 1, characterized in that: the extrusion rod (10) comprises a set of round bar and a set of semicircle block, and extrusion rod (10) are provided with two sets ofly, and the round bar welding is on wear-resisting piece (8) "protruding" font structure's salient surface, and the horizontal plane welding of semicircle piece is on the surface of round bar, and the arcwall face joint of semicircle piece is in the inside of constant head tank (12).

6. The waterproof bearing for the motor according to claim 1, characterized in that: oil injection dish (11) comprises a set of semicircle piece, a set of disc and a set of oil pipe, and the oil pipe welding is on the surface of disc, and oil pipe is linked together with the disc, and the horizontal plane welding of semicircle piece is on the surface of disc, and second elastic rod (13) welding is at the arcwall face of semicircle piece, and second elastic rod (13) are provided with the multiunit, and second elastic rod (13) are elasticity round bar-shaped structure, and multiunit second elastic rod (13) all are not in the coplanar with extrusion pole (10).

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