CN218216920U

CN218216920U - Outer bearing seat assembly of vibration motor

Info

Publication number: CN218216920U
Application number: CN202222425531.8U
Authority: CN
Inventors: 项建强; 孙旭; 何财俊
Original assignee: Zhejiang Shangzhen Motor Co ltd
Current assignee: Zhejiang Shangzhen Motor Co ltd
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2023-01-03
Anticipated expiration: 2032-09-13

Abstract

The utility model provides a vibrating motor's outer bearing frame subassembly belongs to vibrating motor technical field. The outer bearing seat inner bearing solves the problem that an existing outer bearing seat inner bearing is difficult to assemble while achieving stable assembly. This vibrating motor's outer bearing frame subassembly, vibrating motor includes the casing and sets up the pivot in the casing, the both ends of pivot are all overlapped and are equipped with bearing and oil blanket, this outer bearing frame subassembly includes two outer bearing frames that set up both ends about the casing, the outer bearing frame can be dismantled with the casing and be connected, set up the mounting groove that can supply the bearing embedding on the outer bearing frame, the cover is equipped with the installation lid on the oil blanket, the installation lid is located the mounting groove and the notch shutoff of installation lid and oil blanket with the mounting groove, it has the jump ring one to installation lid axial positioning still to the joint on the outer bearing frame. This vibrating motor's outer bearing frame subassembly has guaranteed the stability of the bearing after the assembly when vibrating motor moves to also can realize quick and convenient installation.

Description

Outer bearing seat assembly of vibrating motor

Technical Field

The utility model belongs to the technical field of vibrating motor, a vibrating motor's outer bearing frame subassembly is related to.

Background

Along with the continuous promotion of the standard of living, the industrialization degree increases, the frequency of use of current vibrating motor is also promoting gradually, vibrating motor respectively installs a set of adjustable eccentric block at rotor shaft both ends, utilize the centrifugal force that axle and eccentric block high-speed rotation produced to obtain exciting force, in order to guarantee eccentric block pivoted stability, all overlap at the both ends of eccentric block generally and be equipped with the bearing for the rotation of eccentric block is more stable, consequently vibrating motor wide application in mines, metallurgy, coal, electric power, building material, chemical industry, casting, light industry food, medicine, grain, trades such as cement.

An existing vibration motor, such as chinese patent application No. (CN 201374601Y), discloses an outer bearing cover for an inner bearing seat of an explosion-proof vibration motor, which comprises a bearing body which is hermetically arranged in a motor casing and consists of the inner bearing seat, a bearing installed in the inner bearing seat and the outer bearing cover, wherein the outer bearing cover is connected with the inner bearing seat through a snap spring.

Above-mentioned structure has realized being connected of outer bearing cap and inner bearing seat through the jump ring, can avoid the pine of bearing enclosing cap to take off the accident that causes, but when the assembly, need can realize the installation between outer bearing cap and the casing after the bearing assembly is accomplished, and the bearing needs a plurality of spare parts to bearing axial positioning, consequently, the difficulty can appear in the installation, it is inconvenient to have led to the installation, staff's installation effectiveness has been reduced, and the condition such as damage appears in spare part when the outer bearing seat, also be convenient for maintain it.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having the above-mentioned problem to current technique, provided a vibrating motor's outer bearing frame subassembly, the utility model aims to solve the technical problem that: how to solve current outer bearing frame inner bearing when realizing the stable problem of assembly difficulty in the assembly.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a vibrating motor's outer bearing frame subassembly, vibrating motor include the casing and set up the pivot in the casing, the both ends of pivot are all overlapped and are equipped with bearing and oil blanket, its characterized in that, and this outer bearing frame subassembly includes two outer bearing frames that set up both ends about the casing, the outer bearing frame can be dismantled with the casing and be connected, set up the mounting groove that can supply the bearing embedding on the outer bearing frame, the cover is equipped with the installation lid on the oil blanket, the installation lid is located the mounting groove and installs the notch shutoff of lid and oil blanket with the mounting groove, it has jump ring one to installation lid axial positioning still to the joint on the outer bearing frame.

The working principle is as follows: through the cover is equipped with the bearing in the pivot, the bearing is located the mounting groove of outer bearing frame this moment, and through the notch shutoff of oil blanket and installation lid with the mounting groove, and jump ring one can realize the axial positioning to the installation lid, thereby can pass through the mounting groove, the setting of installation lid and oil blanket, realize the axial positioning to the bearing, and outer bearing frame and casing can be dismantled, consequently can be quick when the installation assemble bearing and other parts, and the axial positioning of bearing is realized through jump ring and mounting groove, do not adopt the fastener, avoided vibrating motor to make the fastener produce the pine take off when the vibration, and the setting of jump ring, at spacing under the jump ring when vibrating motor operates, can not appear the pine and take off, further assurance the stability of bearing when vibrating motor moves after the assembly, and also can realize quick and convenient installation.

In the outer bearing seat assembly of the vibration motor, one end of the rotating shaft is clamped with a second clamping spring, the second clamping spring abuts against one side of the bearing, the other side of the bearing abuts against the mounting cover, and a gap is formed between the end part of the rotating shaft and the bottom of the mounting groove.

Through being provided with jump ring two for one side of bearing is changeing epaxial through jump ring two spacing, and the setting in clearance, the pivot is supported through the bearing this moment, and the tip of pivot does not contact with the outer bearing frame, friction when reducing the pivot and rotating, stability when further promotion vibrating motor uses, and also make the assembly of bearing convenient more and stable.

In foretell vibrating motor's outer bearing frame subassembly, the tank bottom of mounting groove has the installation that leans on with the bearing and keeps off along, the installation keeps off along and jump ring two is located same one side of bearing, the installation keeps off along and jump ring two between have with the oil storage chamber of clearance intercommunication, the oil inlet has radially been seted up along the pivot to the outer bearing frame, the installation keeps off along last the oil inlet of seting up oil storage chamber and oil inlet intercommunication.

Through the setting in oil storage chamber for lubricating oil can flow into in oil storage chamber and the space through the oil inlet from the inlet port, thereby has played the lubricated effect of bearing, has promoted the smooth and easy degree of bearing use.

In the outer bearing seat assembly of the vibration motor, the rotating shaft is provided with a limiting step, the end face of one end of the oil seal abuts against the limiting step, and the end face of the other end of the oil seal abuts against the bearing.

Through the setting of spacing step, the pivot can carry on spacingly to the one end of oil blanket, and the other end of oil blanket leans on with the bearing counterbalance and through the cell wall and the jump ring two of mounting groove spacing to realized the axial positioning of oil blanket, further promoted the axial positioning effect of bearing and oil blanket, promoted the stability of outer bearing frame subassembly.

In foretell vibrating motor's outer bearing frame subassembly, the installation lid is the ring form, the middle part of installation lid is towards the protruding portion that lets that forms in one side of keeping away from the bearing, let the position portion have with the bearing just to the chamber of stepping down that sets up.

The setting of the chamber of stepping down can promote the inner space that installation lid and outer bearing seat surround, can place more lubricating oil and supply with the bearing lubrication, has promoted the smooth and easy degree that the bearing used.

In the outer bearing seat assembly of the vibration motor, the outer bearing seat is plate-shaped, the outer side wall of the outer bearing seat is provided with a positioning step, the end part of the casing is embedded into the positioning step, and the positioning step is connected with the end part of the casing through a plurality of fasteners.

The stability of outer bearing frame and casing installation has been promoted in the setting of this structure to connect through the fastener, make the loading and unloading between outer bearing frame and the casing more convenient, subsequent maintenance etc. of being convenient for.

In the outer bearing block assembly of the vibration motor, the plurality of fasteners are uniformly distributed along the circumferential direction of the outer bearing block.

The structure enables the installation between the outer bearing seat and the machine shell to be more stable.

Compared with the prior art, this vibrating motor's outer bearing frame subassembly has the advantage: through the mounting groove, the setting of installation lid and oil blanket, realize the axial positioning to the bearing, and outer bearing frame and casing can be dismantled, consequently can be quick assemble bearing and other parts when the installation, and the axial positioning of bearing is realized through jump ring and mounting groove, do not adopt the fastener, avoided vibrating motor to make the fastener produce the pine take off when the vibration, and the setting of jump ring, when vibrating motor operates under the spacing of jump ring, can not appear the pine and take off, further assurance the stability of the bearing when vibrating motor moves after the assembly, and also can realize quick and convenient installation.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a side view of the present invention.

Fig. 3 isbase:Sub>A cross-sectional view taken alongbase:Sub>A-base:Sub>A of fig. 2.

Fig. 4 is a partially enlarged view of a portion a in fig. 3.

Fig. 5 is a schematic structural diagram of the outer bearing seat of the present invention.

In the figure, 1, a housing; 2. a rotating shaft; 21. a limiting step; 3. a bearing; 4. oil sealing; 5. an outer bearing seat; 51. mounting grooves; 51a, a notch; 52. installing a blocking edge; 52a, an oil inlet; 53. an oil storage chamber; 54. an oil inlet hole; 55. positioning a step; 6. installing a cover; 61. a relief portion; 62. a yielding cavity; 7. a clamp spring I; 8. a second clamp spring; 9. a gap; 10. a fastener.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Example one

As shown in fig. 1-3, an outer bearing seat assembly of a vibration motor, the vibration motor includes a housing 1 and a rotating shaft 2 disposed in the housing 1, and both ends of the rotating shaft 2 are sleeved with a bearing 3 and an oil seal 4.

Specifically speaking, as shown in fig. 1-5, the outer bearing seat assembly comprises two outer bearing seats 5 arranged at the left end and the right end of a casing 1, the outer bearing seats 5 are detachably connected with the casing 1, a mounting groove 51 for embedding a bearing 3 is formed in each outer bearing seat 5, an installation cover 6 is sleeved on each oil seal 4, the installation cover 6 is located in the mounting groove 51, the installation cover 6 and the oil seal 4 block a notch 51a of the mounting groove 51, and a first clamp spring 7 for axially positioning the installation cover 6 is further clamped on each outer bearing seat 5.

The working principle is as follows: the bearing 3 is sleeved on the rotating shaft 2, at the moment, the bearing 3 is positioned in the mounting groove 51 of the outer bearing seat 5, the notch 51a of the mounting groove 51 is plugged by the oil seal 4 and the mounting cover 6, and the clamp spring I7 can realize axial positioning of the mounting cover 6, so that the axial positioning of the bearing 3 can be realized by the mounting groove 51, the mounting cover 6 and the oil seal 4, and the outer bearing seat 5 and the casing 1 can be detached, so that the bearing 3 and other components can be rapidly assembled in the mounting process, the axial positioning of the bearing 3 is realized by the clamp spring and the mounting groove 51 without adopting the fastener 10, the fastener 10 is prevented from loosening when the vibration motor vibrates, the clamp spring is arranged, the looseness can not occur under the limit of the clamp spring when the vibration motor operates, the stability of the assembled bearing 3 during the motion of the vibration motor is further ensured, and rapid and convenient installation can also be realized.

As shown in fig. 3-5, one end of the rotating shaft 2 is clamped with a second snap spring 8, the second snap spring 8 abuts against one side of the bearing 3, the other side of the bearing 3 abuts against the mounting cover 6, a gap 9 is formed between the end of the rotating shaft 2 and the bottom of the mounting groove 51, a mounting baffle edge 52 abutting against the bearing 3 is arranged at the bottom of the mounting groove 51, the mounting baffle edge 52 and the second snap spring 8 are located at the same side of the bearing 3, an oil storage cavity 53 communicated with the gap 9 is formed between the mounting baffle edge 52 and the second snap spring 8, an oil inlet 54 is radially arranged on the outer bearing seat 5 along the rotating shaft 2, an oil inlet 52a communicating the oil storage cavity 53 with the oil inlet 54 is arranged on the mounting baffle edge 52, the mounting cover 6 is annular, a yielding portion 61 is formed by protruding towards one side away from the bearing 3 in the middle of the mounting cover 6, the yielding portion 61 is provided with a yielding cavity 62 opposite to the bearing 3, and the yielding cavity 62 is communicated with the oil storage cavity 53 through the bearing 3.

As shown in fig. 3, the rotating shaft 2 is provided with a limit step 21, an end surface of one end of the oil seal 4 abuts against the limit step 21, and an end surface of the other end of the oil seal 4 abuts against the bearing 3.

As shown in fig. 1 to 3, the outer bearing seat 5 is plate-shaped, the outer side wall of the outer bearing seat 5 has a positioning step 55, the end of the casing 1 is embedded into the positioning step 55, the positioning step 55 is connected with the end of the casing 1 through a plurality of fasteners 10, and the plurality of fasteners 10 are uniformly distributed along the circumferential direction of the outer bearing seat 5.

Example two

The content of this embodiment is substantially the same as that of the first embodiment, and the difference is: the outer bearing seat 5 is provided with an installation convex edge formed by radially protruding outwards along the rotating shaft 2, the casing 1 is provided with a positioning convex edge formed by radially protruding outwards along the rotating shaft 2, the installation convex edge abuts against the positioning convex edge, one end of the screw rod penetrates through the installation convex edge and the positioning convex edge, one end of the screw rod is in threaded connection with the nut, and the installation convex edge and the positioning convex edge are clamped and fixed through the screw rod and the nut.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a vibrating motor's outer bearing frame subassembly, vibrating motor include casing (1) and pivot (2) of setting in casing (1), the both ends of pivot (2) all are equipped with bearing (3) and oil blanket (4), its characterized in that, this outer bearing frame subassembly includes two outer bearing frame (5) that set up both ends about casing (1), outer bearing frame (5) can be dismantled with casing (1) and be connected, set up mounting groove (51) that can supply bearing (3) embedding on outer bearing frame (5), the cover is equipped with installation lid (6) on oil blanket (4), installation lid (6) are located mounting groove (51) and installation lid (6) and oil blanket (4) are with notch (51 a) shutoff of mounting groove (51), still the joint has jump ring (7) to installation lid (6) axial positioning on outer bearing frame (5).

2. The outer bearing block assembly of the vibration motor as claimed in claim 1, wherein a second snap spring (8) is snapped on one end of the rotating shaft (2), the second snap spring (8) abuts against one side of the bearing (3), the other side of the bearing (3) abuts against the mounting cover (6), and a gap (9) is formed between the end of the rotating shaft (2) and the groove bottom of the mounting groove (51).

3. The outer bearing seat assembly of the vibration motor as claimed in claim 2, wherein the bottom of the mounting groove (51) is provided with a mounting flange (52) abutting against the bearing (3), the mounting flange (52) and the second snap spring (8) are located on the same side of the bearing (3), an oil storage cavity (53) communicated with the gap (9) is formed between the mounting flange (52) and the second snap spring (8), the outer bearing seat (5) is radially provided with an oil inlet hole (54) along the rotating shaft (2), and the mounting flange (52) is provided with an oil inlet (52 a) communicating the oil storage cavity (53) with the oil inlet hole (54).

4. The outer bearing block assembly of the vibration motor as claimed in claim 1, 2 or 3, wherein the rotating shaft (2) is provided with a limit step (21), the end surface of one end of the oil seal (4) abuts against the limit step (21), and the end surface of the other end of the oil seal (4) abuts against the bearing (3).

5. The outer bearing block assembly of the vibration motor as claimed in claim 1, 2 or 3, wherein the mounting cover (6) is annular, the middle part of the mounting cover (6) protrudes towards one side away from the bearing (3) to form a yielding part (61), and the yielding part (61) has a yielding cavity (62) which is opposite to the bearing (3).

6. The outer bearing housing assembly of a vibration motor according to claim 1, 2 or 3, wherein the outer bearing housing (5) has a plate shape, an outer side wall of the outer bearing housing (5) has a positioning step (55), an end of the case (1) is embedded in the positioning step (55), and the positioning step (55) is connected with the end of the case (1) by a plurality of fasteners (10).

7. The outer bearing housing assembly of a vibration motor according to claim 6, characterized in that all the fasteners (10) are evenly distributed along the circumference of the outer bearing housing (5).