CN112054621B - Sealing device of motor - Google Patents

Sealing device of motor Download PDF

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Publication number
CN112054621B
CN112054621B CN202010864393.6A CN202010864393A CN112054621B CN 112054621 B CN112054621 B CN 112054621B CN 202010864393 A CN202010864393 A CN 202010864393A CN 112054621 B CN112054621 B CN 112054621B
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CN
China
Prior art keywords
fixedly connected
baffle
motor
sealing device
bin
Prior art date
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Active
Application number
CN202010864393.6A
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Chinese (zh)
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CN112054621A (en
Inventor
洪雪芳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DONGYING NORTH PETROLEUM EQUIPMENT Co.,Ltd.
Original Assignee
Dongying North Petroleum Equipment Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dongying North Petroleum Equipment Co ltd filed Critical Dongying North Petroleum Equipment Co ltd
Priority to CN202010864393.6A priority Critical patent/CN112054621B/en
Publication of CN112054621A publication Critical patent/CN112054621A/en
Application granted granted Critical
Publication of CN112054621B publication Critical patent/CN112054621B/en
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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N39/00—Arrangements for conditioning of lubricants in the lubricating system
    • F16N39/06—Arrangements for conditioning of lubricants in the lubricating system by filtration
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
    • F16N7/36—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with feed by pumping action of the member to be lubricated or of a shaft of the machine; Centrifugal lubrication
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/163—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields radially supporting the rotary shaft at only one end of the rotor
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
    • H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
    • H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N39/00—Arrangements for conditioning of lubricants in the lubricating system
    • F16N2039/007—Using strainers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N2210/00—Applications
    • F16N2210/18—Electric motors

Abstract

The invention discloses a sealing device of a motor, and belongs to the technical field of motor sealing protection. A sealing device of a motor comprises a motor body, wherein a first baffle is detachably connected to the left end of the motor body, a cleaning bin is fixedly connected in the first baffle, a rotating shaft is rotatably connected in the motor body, an impeller blade is fixedly connected to the rotating shaft, the impeller blade is rotatably connected in the cleaning bin, a lubricating bin is fixedly connected in the motor body, a bearing is fixedly connected in the rotating shaft, the bearing is fixedly connected in the lubricating bin, a circulating pipe is fixedly connected to the first baffle, the circulating pipe penetrates through the first baffle and is fixedly connected to the cleaning bin, a filter box is fixedly connected to the first baffle, the circulating pipe is fixedly connected to the filter box, a second pipeline is fixedly connected to the lubricating bin, and the second pipeline is communicated with the circulating pipe; the invention cleans dust entering the motor by arranging the cleaning bin, lubricates the bearing by arranging the lubricating bin, and simultaneously prevents lubricating oil from being thrown out.

Description

Sealing device of motor
Technical Field
The invention relates to the technical field of motor sealing protection, in particular to a sealing device of a motor.
Background
The motor category in machinery is various, the application is extensive, be the great power equipment of demand, its service environment is comparatively complicated, and operating condition is also comparatively abominable, can produce solid-state impurity such as a large amount of dusts, dust in the course of the work, the small solid-state impurity of these volumes will cause wearing and tearing to the rotating member of motor after getting into motor inside, produce harmful effects to its normal operating, simultaneously, when the motor operation, the inside lubricating oil of motor cavity is thrown away from the cavity easily, lead to the lubricated inefficacy of bearing etc. cause the incident.
Disclosure of Invention
The invention aims to solve the problems that dust enters the motor to damage a motor rotating part and lubricating oil is easy to throw out of a cavity, and provides a sealing device of the motor.
In order to achieve the purpose, the invention adopts the following technical scheme:
a sealing device of a motor comprises a motor body, wherein the left end of the motor body is detachably connected with a first baffle plate, the first baffle is internally and fixedly connected with a cleaning bin, the motor body is internally and rotatably connected with a rotating shaft, the rotating shaft is fixedly connected with impeller blades which are rotatably connected in the cleaning bin, the motor body is internally and fixedly connected with a lubricating bin, the rotating shaft is fixedly connected with a bearing which is fixedly connected in the lubricating bin, the cleaning bin is communicated with the lubricating bin through a first pipeline, the first baffle plate is fixedly connected with a circulating pipe which penetrates through the first baffle plate and is fixedly connected with the cleaning bin, the first baffle is fixedly connected with a filter tank, the circulating pipe is fixedly connected with the filter tank, and a second pipeline is fixedly connected to the lubricating bin and communicated with the circulating pipe.
Preferably, a reinforcing rod is fixedly connected in the first baffle, and the cleaning bin is fixedly connected to the reinforcing rod.
Preferably, an annular groove is formed in the rotating shaft, and the cleaning bin is rotatably connected in the annular groove.
Preferably, the right end of the rotating shaft is fixedly connected with a radiating fin.
Preferably, the number of the radiating fins is eight, and the eight groups of radiating fins are uniformly distributed on the rotating shaft in a circumferential manner.
Preferably, the right end of the motor body is detachably connected with a second baffle, and the radiating fins are rotatably connected in the second baffle.
Preferably, the second baffle is provided with heat dissipation holes.
Preferably, a lubricating oil filter screen is fixedly connected in the filter box.
Preferably, a box cover is detachably connected to the filter box.
Preferably, the number of the reinforcing rods is specifically three, and the reinforcing rods are uniformly distributed on the cleaning bin in a circumferential manner.
Compared with the prior art, the invention provides a sealing device of a motor, which has the following beneficial effects:
1. the sealing device of the motor comprises a box cover, a rotating shaft, an impeller blade, a first baffle plate, a second baffle plate, a bearing, a rotating shaft, a bearing, a circulating pipe, a filter box, a bearing, a lubricating oil filter screen and a motor, wherein the box cover is opened to pour lubricating oil into the filter box when in use, then the box cover is closed, the rotating shaft rotates when in working state, the impeller blade on the rotating shaft rotates in the cleaning bin to generate pressure to pump out the lubricating oil in the filter box, when external dust enters the first baffle plate and adheres to the rotating shaft, the dust is accumulated in the cleaning bin and is washed away by the lubricating oil flowing through the cleaning bin, the lubricating oil in the cleaning bin flows into the lubricating bin under the action of pressure to lubricate the bearing, the bearing is arranged in the lubricating bin, when the bearing rotates to work, and is always in the lubricating oil when the motor works, so that the running is smooth and not blocked, the flowing through the second pipeline to enter the circulating pipe again and then flows into the filter box again, and is filtered by the lubricating oil filter screen to carry out next circulation, when excessive impurities are accumulated, the box cover is opened to clean the inside of the filter box, and the device can clean dust entering the rotating shaft and lubricate the bearing.
2. The sealing device of the motor is characterized in that a reinforcing rod is fixedly connected in a first baffle, a cleaning bin is fixedly connected on the reinforcing rod, an annular groove is formed in a rotating shaft, the cleaning bin is rotatably connected in the annular groove, radiating fins are fixedly connected at the right end of the rotating shaft, the number of the radiating fins is specifically eight groups, the eight groups of radiating fins are circumferentially and uniformly distributed on the rotating shaft, a second baffle is detachably connected at the right end of a motor body, the radiating fins are rotatably connected in the second baffle, radiating holes are formed in the second baffle, the number of the reinforcing rods is specifically three groups, the three groups of reinforcing rods are circumferentially and uniformly distributed on the cleaning bin, the cleaning bin is fixedly connected on the three groups of reinforcing rods to ensure that the cleaning bin is more firmly fixed when the rotating shaft rotates, the annular groove limits the position of the cleaning bin, simultaneously prevents dust from entering the motor body to a certain degree, the eight groups of radiating fins are matched with the radiating holes to ensure that the motor can effectively dissipate heat when in work, the running stability of the motor is ensured.
3. This sealing device of motor through fixedly connected with lubricating oil filter screen in the rose box, can dismantle on the rose box and be connected with the case lid, and lubricating oil filter screen can filter lubricating oil, and the use cost has been practiced thrift in the cyclic utilization, and the setting of case lid helps cleaning and interpolation or change lubricating oil the rose box.
Drawings
Fig. 1 is a first structural schematic diagram of a sealing device of an electric machine according to the present invention;
fig. 2 is a schematic structural diagram of a sealing device of an electric motor according to the present invention;
fig. 3 is a schematic structural diagram of a filter box of a sealing device of a motor according to the present invention;
FIG. 4 is a schematic structural diagram of a first baffle according to the present invention;
fig. 5 is a schematic structural diagram of a second baffle of a sealing device of an electric motor according to the present invention;
fig. 6 is a schematic structural view of a rotating shaft of a sealing device of a motor according to the present invention;
fig. 7 is a schematic structural view of a portion a in fig. 2 of a sealing device for an electric machine according to the present invention.
In the figure: 1. a motor body; 101. a second baffle; 1011. heat dissipation holes; 102. a rotating shaft; 1021. impeller blades; 1022. an annular groove; 1023. a bearing; 103. a heat sink; 2. a first baffle plate; 201. a reinforcing bar; 203. cleaning the bin; 204. a filter box; 2041. a lubricating oil filter screen; 2042. a box cover; 205. a circulation pipe; 3. a lubrication bin; 301. a first conduit; 302. a second conduit.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1:
referring to fig. 1, 2, 3, 4, 6 and 7, a sealing device of a motor comprises a motor body 1, a first baffle 2 is detachably connected to the left end of the motor body 1, a cleaning bin 203 is fixedly connected to the inside of the first baffle 2, a rotating shaft 102 is rotatably connected to the inside of the motor body 1, an impeller 1021 is fixedly connected to the rotating shaft 102, the impeller 1021 is rotatably connected to the inside of the cleaning bin 203, a lubrication bin 3 is fixedly connected to the inside of the motor body 1, a bearing 1023 is fixedly connected to the rotating shaft 102, the bearing 1023 is fixedly connected to the inside of the lubrication bin 3, the cleaning bin 203 is communicated with the lubrication bin 3 through a first pipeline 301, a circulating pipe 205 is fixedly connected to the first baffle 2, the circulating pipe 205 penetrates through the first baffle 2 and is fixedly connected to the cleaning bin 203, a filter box 204 is fixedly connected to the first baffle 2, the circulating pipe 205 is fixedly connected to the filter box 204, a second pipeline 302 is fixedly connected to the lubrication bin 3, the second pipe 302 is communicated with the circulating pipe 205, when in use, the box cover 2042 is opened to pour lubricating oil into the filter box 204, then the box cover 2042 is closed, the rotating shaft 102 rotates in the working state, the impeller blade 1021 on the rotating shaft 102 rotates in the cleaning bin 203 to generate pressure to draw out the lubricating oil in the filter box 204, when external dust enters the first baffle 2, the dust firstly adheres to the rotating shaft 102, the cleaning bin 203 is arranged at the left part of the lubricating bin 3, the lubricating bin 3 is arranged in the motor body 1, the dust gradually enters the interior through the cleaning bin 203 and is washed and taken away by the lubricating oil flowing through the interior of the cleaning bin 203, and as the passing dust is a small amount, the effect of the lubricating oil is not influenced, the dust cannot enter the interior of the motor body 1, so that the lubricating oil in the motor body 1, which is abraded and flows into the lubricating bin 3 under the pressure to lubricate the bearing 1023, because bearing 1023 sets up in lubricated storehouse 3, so can not throw away lubricating oil when bearing 1023 is rotatory the work, bearing 1023 is in lubricating oil all the time when the motor work simultaneously, so the operation is smooth can not be obstructed, the lubrication that flows through enters again in circulating pipe 205 through second pipeline 302, flows inside filter box 204 again, carries out the next circulation after lubricating oil filter screen 2041 filters, opens case lid 2042 when accumulating too much impurity and carries out the clearance to the inside of filter box 204.
Example 2:
referring to fig. 1, 4, 5 and 6, substantially the same as embodiment 1, further, a reinforcing rod 201 is fixedly connected in the first baffle 2, a cleaning bin 203 is fixedly connected to the reinforcing rod 201, an annular groove 1022 is formed in the rotating shaft 102, the cleaning bin 203 is rotatably connected in the annular groove 1022, heat dissipation fins 103 are fixedly connected to the right end of the rotating shaft 102, the number of the heat dissipation fins 103 is specifically eight, the eight sets of heat dissipation fins 103 are circumferentially and uniformly distributed on the rotating shaft 102, the right end of the motor body 1 is detachably connected with a second baffle 101, the heat dissipation fins 103 are rotatably connected in the second baffle 101, heat dissipation holes 1011 are formed in the second baffle 101, the number of the reinforcing rods 201 is specifically three, the three sets of reinforcing rods 201 are circumferentially and uniformly distributed on the cleaning bin 203, the cleaning bin 203 is fixedly connected to the three sets of reinforcing rods 201 to ensure that the cleaning bin 203 is more firmly fixed when the rotating shaft 102 rotates, the annular groove 1022 defines the position of the cleaning bin 203, meanwhile, dust is prevented from entering the machine body to a certain extent, the eight groups of radiating fins 103 are matched with the radiating holes 1011, so that heat can be effectively radiated out when the motor works, and the running stability of the motor is ensured.
Example 3:
referring to fig. 1 and 3, substantially the same as in embodiment 1, further, a lubricant filter screen 2041 is fixedly connected in the filter box 204, a box cover 2042 is detachably connected to the filter box 204, the lubricant filter screen 2041 can filter lubricant, recycling is achieved, use cost is saved, and the box cover 2042 is helpful for cleaning the filter box 204 and adding or replacing lubricant.
In the invention, when in use, the box cover 2042 is opened to pour lubricating oil into the filter box 204, then the box cover 2042 is closed, the rotating shaft 102 rotates in a working state, the impeller blades 1021 on the rotating shaft 102 rotate in the cleaning bin 203 to generate pressure to draw out the lubricating oil in the filter box 204, when external dust enters the first baffle 2 and is attached to the rotating shaft 102, the dust is accumulated in the cleaning bin 203 and is washed away by the lubricating oil flowing through the cleaning bin 203, the lubricating oil in the cleaning bin 203 flows into the lubricating bin 3 under the action of the pressure to lubricate the bearing 1023, because the bearing 1023 is arranged in the lubricating bin 3, the lubricating oil cannot be thrown out when the bearing 1023 rotates, and meanwhile, the bearing 1023 is always in the lubricating oil when a motor works, so that the running is smooth and not blocked, the flowing lubricating oil enters the circulating pipe 205 again through the second pipeline 302, and then flows into the filter box 204, is filtered by the lubricating oil filter screen 2041, and then is circulated next time, and when excessive impurities are accumulated, the box cover 2042 is opened to clean the interior of the filter box 204.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (10)

1. The utility model provides a sealing device of motor, includes motor body (1), its characterized in that, motor body (1) left end can be dismantled and be connected with first baffle (2), fixedly connected with clean storehouse (203) in first baffle (2), motor body (1) internal rotation is connected with pivot (102), fixedly connected with impeller blade (1021) on pivot (102), impeller blade (1021) rotate and connect in clean storehouse (203), fixedly connected with lubrication storehouse (3) in motor body (1), fixedly connected with bearing (1023) on pivot (102), bearing (1023) fixed connection is in lubrication storehouse (3), clean storehouse (203) are linked together through first pipeline (301) and lubrication storehouse (3), fixedly connected with circulating pipe (205) on first baffle (2), circulating pipe (205) run through first baffle (2) fixed connection on clean storehouse (203), the lubricating device is characterized in that a filter box (204) with lubricating oil arranged inside is fixedly connected to the first baffle (2), the circulating pipe (205) is fixedly connected to the filter box (204), a second pipeline (302) is fixedly connected to the lubricating bin (3), and the second pipeline (302) is communicated with the circulating pipe (205).
2. The sealing device of an electric machine according to claim 1, characterized in that a reinforcing rod (201) is fixedly connected in the first baffle (2), and the cleaning bin (203) is fixedly connected to the reinforcing rod (201).
3. The sealing device of an electric motor according to claim 2, wherein the rotating shaft (102) is provided with an annular groove (1022), and the cleaning bin (203) is rotatably connected in the annular groove (1022).
4. A sealing arrangement for an electric machine according to claim 3, characterized in that a heat sink (103) is fixedly attached to the right end of the shaft (102).
5. A sealing arrangement for an electric machine according to claim 4, characterized in that the number of said fins (103) is eight, and that eight groups of said fins (103) are circumferentially distributed on the shaft (102).
6. The sealing device of the motor according to claim 5, wherein a second baffle (101) is detachably connected to the right end of the motor body (1), and the heat sink (103) is rotatably connected in the second baffle (101).
7. The sealing device of an electric motor according to claim 6, wherein the second baffle (101) is provided with heat dissipation holes (1011).
8. The sealing device of an electric machine according to claim 1, characterized in that a lubricant filter (2041) is fixedly connected in the filter box (204),
9. a sealing arrangement for an electric machine according to claim 1, characterized in that a cover (2042) is detachably connected to the filter box (204).
10. The sealing device of an electric machine according to claim 2, characterized in that the number of the reinforcing rods (201) is three, and the reinforcing rods (201) of three groups are circumferentially and uniformly distributed on the cleaning bin (203).
CN202010864393.6A 2020-08-25 2020-08-25 Sealing device of motor Active CN112054621B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010864393.6A CN112054621B (en) 2020-08-25 2020-08-25 Sealing device of motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010864393.6A CN112054621B (en) 2020-08-25 2020-08-25 Sealing device of motor

Publications (2)

Publication Number Publication Date
CN112054621A CN112054621A (en) 2020-12-08
CN112054621B true CN112054621B (en) 2021-10-08

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101594021A (en) * 2009-07-08 2009-12-02 南阳防爆集团股份有限公司 Injection-discharge oil device for lubrication of rotor bearing of high capacity motor
CN108711997A (en) * 2018-05-17 2018-10-26 中车永济电机有限公司 Multi-function motor bearing seal structure
JP2019195793A (en) * 2018-05-11 2019-11-14 Ntn株式会社 Bearing washing device
CN209676051U (en) * 2019-04-16 2019-11-22 广东恒翔电器有限公司 A kind of motor facilitating make-up oil

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101594021A (en) * 2009-07-08 2009-12-02 南阳防爆集团股份有限公司 Injection-discharge oil device for lubrication of rotor bearing of high capacity motor
JP2019195793A (en) * 2018-05-11 2019-11-14 Ntn株式会社 Bearing washing device
CN108711997A (en) * 2018-05-17 2018-10-26 中车永济电机有限公司 Multi-function motor bearing seal structure
CN209676051U (en) * 2019-04-16 2019-11-22 广东恒翔电器有限公司 A kind of motor facilitating make-up oil

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Effective date of registration: 20210918

Address after: 257000 No. 5, Weishan Road, Shengyuan street, Dongying District, Dongying City, Shandong Province

Applicant after: DONGYING NORTH PETROLEUM EQUIPMENT Co.,Ltd.

Address before: 318050 No.32, xinliangju District 1, Xinqiao Town, Luqiao District, Taizhou City, Zhejiang Province

Applicant before: Hong Xuefang

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