CN218390846U

CN218390846U - Motor output shaft seal assembly structure

Info

Publication number: CN218390846U
Application number: CN202222435819.3U
Authority: CN
Inventors: 唐亢
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2023-01-31
Anticipated expiration: 2032-09-13

Abstract

The utility model discloses a motor output shaft seal assembly structure, which comprises a seal seat sleeved on the output shaft of a motor and a waterproof middle ring arranged on a container and opposite to the seal seat, wherein the container is provided with a container through hole through which the output shaft of the motor passes, and the waterproof middle ring is arranged around the container through hole to form a waterproof inner groove; the sealing seat is provided with a sealing seat through hole for the output shaft of the motor to penetrate through, a bearing coaxial with the sealing seat through hole is installed in the sealing seat, the upper end of the sealing seat protrudes to form a waterproof inner ring, and the waterproof inner ring is arranged around the sealing seat through hole to form an oil seal installation groove; the oil seal with the upper end face protruding out of the oil seal mounting groove is mounted in the oil seal mounting groove, the output shaft of the motor penetrates through the bearing and the oil seal and penetrates out of the oil seal to extend into the through hole of the container, the waterproof inner ring is inserted into the waterproof inner groove, the outer wall face of the waterproof inner ring is in contact with the inner wall face of the waterproof middle ring, and the upper end face of the oil seal abuts against the bottom face of the waterproof inner groove.

Description

Motor output shaft seal assembly structure

Technical Field

The utility model relates to a broken wall machine field, in particular to motor output shaft seals package assembly.

Background

Most of the existing wall breaking machines are composed of a container and a motor, a cutter body is arranged on the inner side of the container, and an output shaft of the motor penetrates through a base to be connected with the cutter body in the container. The rotational flow of the output shaft of the motor and the waterproof performance between the container and the motor are particularly important.

Most of the existing wall breaking machines, such as patent WO2020177726A1, are provided with a bearing groove at the bottom of the inner side of the container, a connecting bearing is arranged in the bearing groove, and an output shaft of a motor passes through the connecting bearing and then extends into the container above the base. A waterproof gasket is arranged between the motor and the container to improve the waterproof effect. With such a design, the smooth degree of rotation of the output shaft of the motor is really acceptable, but the waterproof effect is relatively poor, so that a sealing assembly structure of the output shaft of the motor, which has relatively better waterproof effect and smooth degree of rotation, relatively simple structure and easier assembly, is required.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing a waterproof effect and rotate smooth degree better relatively, the structure is simple relatively and assemble easier motor output shaft seal assembly structure.

The utility model provides a motor output shaft seal assembly structure, which is used for sealing and loading the output shaft of a motor into a container, and comprises a seal seat sleeved on the output shaft of the motor and a waterproof middle ring arranged on the container and opposite to the seal seat, wherein the container is provided with a container through hole through which the output shaft of the motor passes, and the waterproof middle ring surrounds the container through hole to form a waterproof inner groove;

a sealing seat through hole for the output shaft of the motor to penetrate through is formed in the sealing seat, a bearing coaxial with the sealing seat through hole is installed in the sealing seat, a waterproof inner ring is formed at the upper end of the sealing seat in a protruding mode, and the waterproof inner ring is arranged around the sealing seat through hole to form an oil seal installation groove; the oil seal is characterized in that an oil seal with an upper end face protruding out of the oil seal mounting groove is mounted in the oil seal mounting groove, an output shaft of the motor penetrates through the bearing and the oil seal and penetrates out of the oil seal to extend into the through hole of the container, the waterproof inner ring is inserted into the waterproof inner groove, the outer wall face of the waterproof inner ring is in contact with the inner wall face of the waterproof middle ring, and the upper end face of the oil seal abuts against the bottom face of the waterproof inner groove.

Preferably, be equipped with waterproof outer loop on the seal receptacle, waterproof outer loop is less than waterproof inner ring, and centers on waterproof inner ring sets up, waterproof outer loop with waterproof inner ring interval forms waterproof outer tank, install seal ring in the waterproof outer tank, waterproof zhonghuan is arranged in the waterproof outer tank, the bottom sticis of waterproof zhonghuan is in seal ring.

Preferably, the sealing seat is fixedly connected with the motor through a connecting frame.

Preferably, the container comprises a container base, a container body, a cup cover assembly and a handle assembly; the container body is arranged on the container base and fixedly connected with the container base, the cup cover assembly is arranged at the top of the container body, the handle assembly is arranged on the side face of the container body, and the heating device is arranged on the inner side of the bottom of the container base.

Preferably, still include interior casing, the container bottom is provided with the container fixed column, interior casing and be provided with interior casing connecting hole and motor connecting hole on the motor side respectively, through screwed connection interior casing connecting hole, motor connecting hole and the container fixed column, thereby will the motor connection sets up interior casing and between the container.

Preferably, the outer shell is arranged outside the inner shell and fixedly connected with the inner shell.

Preferably, still include the power connecting seat, the power connecting seat set up in the shell body with interior casing fixed connection, the motor with the device that generates heat with the power connecting seat electricity links, be provided with the connecting seat through-hole on the shell body, the power connecting seat stretches out from the connecting seat through-hole, the motor passes through the power connecting seat is connected with the power in the motor output shaft sealing assembly structure outside.

The utility model discloses a motor output shaft seals package assembly's beneficial effect does:

1. through the mode that sets up the oil blanket mounting groove and set up the oil blanket at the seal receptacle top, can effectual improvement container and the waterproof effect between the motor, and can save installation bearing and oil blanket on the container, reduce cost.

2. The waterproof rubber ring is arranged between the waterproof outer groove and the waterproof middle ring, so that the waterproof effect between the container base and the motor is enhanced.

3. Through adopting waterproof zhonghuan, waterproof inner ring complex connected mode, can reduce the equipment degree of difficulty, improve the packaging efficiency.

Drawings

Fig. 1 is a perspective view of the motor output shaft seal assembly structure of the present invention;

fig. 2 is a schematic structural view of the sealing assembly structure of the motor output shaft of the present invention;

fig. 3 is a perspective view of the base of the motor output shaft sealing assembly structure of the present invention;

fig. 4 is a perspective view of the motor output shaft sealing assembly structure of the present invention;

fig. 5 is a cross-sectional view of the motor output shaft sealing assembly structure of the present invention;

fig. 6 is a perspective view of the inner housing of the motor output shaft sealing assembly structure of the present invention;

fig. 7 is a perspective view of the outer casing of the motor output shaft sealing assembly structure of the present invention;

reference numbers in the figures: 1. the container comprises a container base, 2, a motor, 3, a container body, 4, a cup cover assembly, 5, a handle assembly, 6, an inner shell, 7, an outer shell, 8, a power supply connecting seat, 9, a cutter body, 11, a heating device, 12, a container fixing column, 13, a waterproof middle ring, 14, a container through hole, 15, a waterproof inner groove, 21, a motor connecting hole, 22, a cooling fan, 23, a sealing seat, 24, a waterproof inner ring, 25, a waterproof outer ring, 26, an oil seal, 27, a sealing gasket, 61, an inner shell connecting hole, 62, an inner shell through hole, 71, a connecting seat through hole, 72, an outer shell air outlet, 73 and an outer shell air inlet.

The realization, the functional characteristics and the advantages of the utility model are further explained by combining the embodiment and referring to the attached drawings.

Detailed Description

It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 7, an embodiment of the motor output shaft sealing assembly structure of the present invention is provided:

the utility model provides a motor output shaft seals package assembly, uses in the broken wall machine, and the broken wall machine includes container base 1, container body 3, interior casing 6, shell body 7, bowl cover subassembly 4, handle components 5, power connecting seat 8 and motor 2.

Container body 3 sets up in container base 1 top and container base 1 fixed connection, and bowl cover subassembly 4 sets up at container 3 tops, and handle subassembly 5 sets up on container body 3 sides, and interior casing 6, shell body 7 and motor 2 set up in container base 1 bottom, and wherein motor 2 sets up between interior casing 6 and container base 1, and shell body 7 sets up the 6 outsides of interior casing.

The bottom of the inner side of the container base 1 is fixedly connected with a heating device 11, a container through hole 14 which can allow an output shaft of the motor 2 to pass through is arranged in the middle of the container base 1, a waterproof middle ring 13 is arranged around the outer side of the container through hole 14 on the inner side of the bottom of the container base 1, the waterproof middle ring 13 is arranged around the container through hole to form a waterproof inner groove 15, and four container fixing columns 12 are further arranged at the bottom of the container base 1.

The upper side of the motor 2 is provided with a sealing seat fixedly connected with the motor, and the sealing seat is fixedly connected with the motor 2 through a connecting frame 23. A sealing seat through hole through which an output shaft of a power supply machine penetrates is formed in the sealing seat, a bearing coaxial with the sealing seat through hole is installed in the sealing seat, a waterproof inner ring 24 is formed at the upper end of the sealing seat in a protruding mode, and the waterproof inner ring 24 is arranged around the sealing seat through hole to form an oil seal installation groove; an oil seal 26 with the upper end surface protruding out of the oil seal mounting groove is mounted in the oil seal mounting groove, an output shaft of the motor penetrates through the bearing and the oil seal 26 and penetrates out of the oil seal 26 to extend into the through hole of the container to be connected with the cutter body 9, the waterproof inner ring 24 is inserted into the waterproof inner groove 15, the outer wall surface of the waterproof inner ring 15 is in contact with the inner wall surface of the waterproof middle ring 13, and the upper end surface of the oil seal 26 abuts against the bottom surface of the waterproof inner groove 15. The outer side of the waterproof inner ring 24 is provided with a waterproof outer ring 25, the waterproof outer ring 25 is lower than the waterproof inner ring 24 and is arranged around the waterproof inner ring 24, a waterproof outer groove is formed between the waterproof outer ring 25 and the waterproof inner ring 24 at intervals, a sealing washer 27 is arranged in the waterproof outer groove, the waterproof middle ring 13 is arranged in the waterproof outer groove, and the bottom of the waterproof middle ring 13 is tightly pressed on the sealing washer 27. A motor connecting hole 21 is arranged on the side surface of the motor 2, and a coaxial heat radiation fan 22 is arranged at the bottom of the motor 2.

Be provided with interior casing connecting hole 61 on the interior casing 6 side, through screwed connection interior casing connecting hole 61, motor connecting hole 21 and container fixed column 12 to set up motor 2 connection between interior casing 6 and container base 1. An inner housing through hole 62 is provided at the bottom of the inner housing 6, and the heat dissipation fan 22 is provided in the inner housing through hole 62. The first spliced pole of three interior casing is provided with in 6 bottoms of interior casing, and interior casing side is provided with interior casing second spliced pole, and 8 screwed connection of power connection seat are on interior casing second spliced pole, and motor 2 and the device 11 that generates heat are even with power connection seat 8 electricity.

The outer housing 7 is provided with a connector holder through hole 71, and the power connector holder 8 extends from the connector holder through hole 71. An outer shell connecting hole is formed in the outer shell 7, and the outer shell connecting hole and the first connecting column of the inner shell are connected through screws, so that the outer shell 7 is connected through screws on the inner shell 6. An outer shell air outlet 72 matched with the inner shell through hole 62 is arranged in the middle of the outer shell 7, and an outer shell air inlet 73 is arranged on the outer side of the outer shell air outlet 72. Thereby forming an air channel in the outer casing 7, and the heat dissipation fan 22 drives air to flow through the outer casing air inlet 73, the motor 2 and the air outlet 72.

The above only is the preferred embodiment of the present invention, and the patent scope of the present invention is not limited thereby, and all the equivalent structures that are used in the content of the specification and the attached drawings of the present invention can be changed or directly or indirectly used in other related technical fields, and all the same principles are included in the patent protection scope of the present invention.

Claims

1. A kind of motor output shaft seal assembly structure, is used for packing the output shaft of the electrical machinery into the container sealingly, characterized by that, including the seal receptacle that is fitted over the output shaft of the electrical machinery and setting up the waterproof middle ring opposite to said seal receptacle on the container, there are container through holes that let the output shaft of the said electrical machinery run through on the container, the said waterproof middle ring sets up around the through hole of said container and forms the waterproof inside groove;

a sealing seat through hole for the output shaft of the motor to penetrate through is formed in the sealing seat, a bearing coaxial with the sealing seat through hole is installed in the sealing seat, a waterproof inner ring is formed at the upper end of the sealing seat in a protruding mode, and the waterproof inner ring is arranged around the sealing seat through hole to form an oil seal installation groove; the oil seal is characterized in that an oil seal with the upper end face protruding out of the oil seal mounting groove is mounted in the oil seal mounting groove, an output shaft of the motor penetrates through the bearing and the oil seal and penetrates out of the oil seal to extend into the through hole of the container, the waterproof inner ring is inserted into the waterproof inner groove, the outer wall face of the waterproof inner ring is in contact with the inner wall face of the waterproof inner ring, and the upper end face of the oil seal abuts against the bottom face of the waterproof inner groove.

2. The motor output shaft seal assembly structure according to claim 1, wherein a waterproof outer ring is provided on the seal holder, the waterproof outer ring is lower than the waterproof inner ring and is disposed around the waterproof inner ring, a waterproof outer groove is formed between the waterproof outer ring and the waterproof inner ring at an interval, a seal gasket is installed in the waterproof outer groove, the waterproof middle ring is disposed in the waterproof outer groove, and the bottom of the waterproof middle ring is tightly pressed against the seal gasket.

3. The motor output shaft seal assembly structure of claim 1, wherein the seal housing is fixedly connected to the motor by a connecting frame.

4. The motor output shaft seal assembly structure of claim 1, 2 or 3, wherein the container includes a container base, a container body, a cup lid assembly, and a handle assembly; the container body is arranged on the container base and fixedly connected with the container base, the cup cover assembly is arranged at the top of the container body, the handle assembly is arranged on the side face of the container body, and the heating device is arranged on the inner side of the bottom of the container base.

5. The motor output shaft seal assembly structure according to claim 1, 2 or 3, further comprising an inner housing, wherein a container fixing post is provided at a bottom of the container, an inner housing connecting hole and a motor connecting hole are provided on the inner housing and the side surface of the motor, respectively, and the inner housing connecting hole, the motor connecting hole and the container fixing post are connected by screws, so that the motor is connected and disposed between the inner housing and the container.

6. The motor output shaft seal assembly structure of claim 5, further comprising an outer housing disposed outside the inner housing and fixedly connected to the inner housing.