CN108494142B - Waterproof device for output shaft end of direct current motor - Google Patents
Waterproof device for output shaft end of direct current motor Download PDFInfo
- Publication number
- CN108494142B CN108494142B CN201810419658.4A CN201810419658A CN108494142B CN 108494142 B CN108494142 B CN 108494142B CN 201810419658 A CN201810419658 A CN 201810419658A CN 108494142 B CN108494142 B CN 108494142B
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- CN
- China
- Prior art keywords
- fixed
- wall
- motor
- groove
- guide ring
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- Legal status (The legal status 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 status listed.)
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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
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
- H02K5/124—Sealing of shafts
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- 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
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
Abstract
The invention discloses a waterproof device for an output shaft end of a direct current motor, which comprises a waterproof shell, wherein a horizontally arranged base is fixed on the inner wall of one side of the bottom end of the waterproof shell, a motor is fixed at the top end of the base, an output shaft of the motor is connected with a horizontally arranged rotating shaft, a through connecting groove is formed in the side wall of the waterproof shell, which is far away from the motor, one end of the rotating shaft, which is far away from the motor, penetrates through the connecting groove and extends to the outside of the waterproof shell, a vertically arranged fixed seat is fixed on the side wall of the rotating shaft, which is close to the connecting groove, the fixed seat is connected to the inner wall of the waterproof shell in a sliding manner, an annular placing groove is formed in the side wall of the fixed seat, which is close to the connecting groove, a vertically arranged first guide ring is fixed on the side wall, which is far away from the, the normal use of motor is influenced, and water-proof effects are good, and the practicality is strong.
Description
Technical Field
The invention relates to the technical field of direct current motors, in particular to a waterproof device for an output shaft end of a direct current motor.
Background
Landscape technology
The dc motor is a rotating electrical machine that can convert dc electrical energy into mechanical energy (dc motor) or convert mechanical energy into dc electrical energy (dc generator). The motor can realize the mutual conversion of direct current electric energy and mechanical energy. When the motor is used as a motor, the motor is a direct current motor and converts electric energy into mechanical energy; when the generator is operated, the generator is a direct current generator and converts mechanical energy into electric energy. Because the output shaft of motor extends out from the motor machine case, external water easily oozes in the motor from the junction to easily cause the damage to the motor, influence the normal use of motor, we propose a DC motor output shaft end watertight fittings for this reason.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a waterproof device for an output shaft end of a direct current motor.
In order to achieve the purpose, the invention adopts the following technical scheme:
a waterproof device for an output shaft end of a direct current motor comprises a waterproof shell, a horizontally arranged base is fixed on the inner wall of one side of the bottom end of the waterproof shell, a motor is fixed at the top end of the base, an output shaft of the motor is connected with a horizontally arranged rotating shaft, a through connecting groove is formed in the side wall of the waterproof shell, which is far away from the motor, one end of the rotating shaft, which is far away from the motor, penetrates through the connecting groove and extends to the outside of the waterproof shell, a vertically arranged fixing seat is fixed on the side wall of the rotating shaft, which is close to the connecting groove, the fixing seat is connected to the inner wall of the waterproof shell in a sliding manner, an annular placing groove is formed in the side wall of the fixing seat, which is close to the connecting groove, a vertically arranged first guide ring is fixed on the side wall, which is far away from the connecting groove, a vertically arranged second guide, open on the lateral wall of one side that the second guide ring is close to first guide ring has annular recess, and the one end sliding connection of first guide ring is fixed with annular block rubber in the recess on the lateral wall of one side that the standing groove was kept away from to the fixing base, and the block rubber is kept away from and is fixed with the fixed plate of perpendicular setting on the lateral wall of one side of fixing base, and the fixed plate is located between motor and the block rubber, and the fixed plate is fixed on waterproof shell's inner wall.
Preferably, a first sealing ring which is vertically arranged is arranged in the connecting groove, a second sealing ring which is vertically arranged is fixed on the side wall of one side of the fixing seat close to the placing groove, and one end, far away from the fixing seat, of the second sealing ring is fixed on the inner wall of the waterproof shell.
Preferably, the inner wall and the outer wall intermediate position of standing groove all are equipped with the first solid fixed ring of perpendicular setting, and the second guide ring all is equipped with the solid fixed ring of perpendicular second that sets up on being close to one side inner wall and the outer wall of spread groove, is equipped with the third sealing washer of perpendicular setting between the solid fixed ring of first solid fixed ring and the second.
Preferably, the inside of second guide ring is equipped with the spring of even setting, and the both ends of spring are fixed respectively on the lateral wall of recess and first guide ring.
Preferably, a through hole is formed in the middle of the fixing plate, and the rotating shaft is rotatably connected in the through hole.
The invention has the beneficial effects that: through waterproof housing, the fixed plate, the block rubber, a fixed base, the standing groove, the second sealing washer, first retaining ring, first solid fixed ring, the third sealing washer, the solid fixed ring of second, the setting of recess and second retaining ring, can carry out multistage waterproof to the output axle head of motor, prevent that external water infiltration from coming in, thereby cause the damage to the motor, influence the normal use of motor, water-proof effects is good, therefore, the clothes hanger is strong in practicability, this device can carry out multistage waterproof to the output axle head of motor, prevent that external water infiltration from coming in, thereby cause the damage to the motor, influence the normal use of motor, water-proof effects is good, therefore, the clothes hanger is strong in practicability.
Drawings
Fig. 1 is a front sectional view of a waterproof device for an output shaft end of a direct current motor, which is provided by the invention;
fig. 2 is a schematic partial structural view of a waterproof device for an output shaft end of a direct current motor provided by the invention.
In the figure: 1 waterproof housing, 2 bases, 3 motors, 4 rotating shafts, 5 fixed plates, 6 rubber blocks, 7 fixed seats, 8 placing grooves, 9 second sealing rings, 10 connecting grooves, 11 first sealing rings, 12 first guide rings, 13 first fixed rings, 14 third sealing rings, 15 second fixed rings, 16 grooves, 17 second guide rings and 18 springs.
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.
Referring to fig. 1-2, a dc motor output shaft end waterproof device comprises a waterproof housing 1, a horizontally arranged base 2 is fixed on the inner wall of one side of the bottom end of the waterproof housing 1, a motor 3 is fixed on the top end of the base 2, an output shaft of the motor 3 is connected with a horizontally arranged rotating shaft 4, a through connecting groove 10 is opened on the side wall of one side of the waterproof housing 1 away from the motor 3, one end of the rotating shaft 4 away from the motor 3 passes through the connecting groove 10 and extends to the outside of the waterproof housing 1, a vertically arranged fixing seat 7 is fixed on the side wall of one side of the rotating shaft 4 close to the connecting groove 10, the fixing seat 7 is connected on the inner wall of the waterproof housing 1 in a sliding manner, an annular placing groove 8 is opened on the side wall of one side of the fixing seat 7 close to the connecting groove 10, a vertically arranged first guide ring 12 is fixed on the side wall of one side of the placing groove 8 away from the inside of, one end of a second guide ring 17 extends into the placing groove 8, an annular groove 16 is formed in the side wall of one side, close to the first guide ring 12, of the second guide ring 17, one end of the first guide ring 12 is slidably connected into the groove 16, an annular rubber block 6 is fixed on the side wall of one side, far away from the placing groove 8, of the fixing seat 7, a vertically arranged fixing plate 5 is fixed on the side wall of one side, far away from the fixing seat 7, of the rubber block 6, the fixing plate 5 is positioned between the motor 3 and the rubber block 6, the fixing plate 5 is fixed on the inner wall of the waterproof shell 1, a vertically arranged first sealing ring 11 is arranged in the connecting groove 10, a vertically arranged second sealing ring 9 is fixed on the side wall of one side, close to the placing groove 8, of the fixing seat 7, one end, far away from the fixing seat 7, of the second sealing ring 9 is fixed on the inner wall of the waterproof shell, the second guide ring 17 is close to all to be equipped with the solid fixed ring 15 of perpendicular second that sets up on one side inner wall and the outer wall of spread groove 10, be equipped with the third sealing washer 14 of perpendicular setting between the solid fixed ring 13 of first and the second 15, the inside of second guide ring 17 is equipped with the spring 18 of even setting, the both ends of spring 18 are fixed respectively on the lateral wall of recess 16 and first guide ring 12, the intermediate position of fixed plate 5 is opened there is the through-hole, pivot 4 rotates to be connected in the through-hole.
The working principle is as follows: when water exists outside, the first sealing ring 11 in the connecting groove 10 is used for carrying out primary water prevention on the rotating shaft 4, when some water still permeates into the waterproof shell 1, the water flows to the periphery along a gap between the fixed seat 7 and the waterproof shell 1, the water is easy to enter the placing groove 8 due to the blocking effect of the second guide ring 17, the two third sealing rings 14 are used for carrying out secondary water prevention on the rotating shaft 4, the water is prevented from entering one side, close to the motor 3, of the waterproof shell 1 from the gap between the fixed seat 7 and the waterproof shell 1, when the water still permeates from the groove 8 to cross the second guide ring 17, the second sealing ring 9 is used for carrying out tertiary water prevention, the waterproof effect is good, the motor 3 can vibrate when in use, at the moment, the first guide ring 12 slides in the groove 16 of the second guide ring 17, the spring 18 is used for buffering the first guide ring 12 and the second guide ring 17, the rubber block 6 is used for buffering and damping the fixed seat, in external water changes gets into waterproof housing 1 when preventing vibrations, because the rubber block 6 live with the space seal between fixed plate 5 and the fixing base 7, in external water can not get into motor 3, water-proof effects is good, and this device can carry out multistage waterproof to motor 3's output axle head, prevents that external water infiltration from coming in to cause the damage to motor 3, influence motor 3's normal use, water-proof effects is good, and the practicality is strong.
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 (3)
1. A waterproof device for an output shaft end of a direct current motor comprises a waterproof shell (1) and is characterized in that a horizontally arranged base (2) is fixed on the inner wall of one side of the bottom end of the waterproof shell (1), a motor (3) is fixed at the top end of the base (2), an output shaft of the motor (3) is connected with a horizontally arranged rotating shaft (4), a through connecting groove (10) is formed in the side wall of one side, far away from the motor (3), of the waterproof shell (1), one end, far away from the motor (3), of the rotating shaft (4) penetrates through the connecting groove (10) and extends to the outside of the waterproof shell (1), a vertically arranged fixing seat (7) is fixed on the side wall, close to the connecting groove (10), of the rotating shaft (4), the fixing seat (7) is connected to the inner wall of the waterproof shell (1) in a sliding manner, an annular placing groove (8) is formed in the side, a first guide ring (12) which is vertically arranged is fixed on the side wall of one side far away from the connecting groove (10) in the placing groove (8), a second guide ring (17) which is vertically arranged is fixed on the inner wall of one side of the waterproof shell (1) near the placing groove (8), one end of the second guide ring (17) extends into the placing groove (8), an annular groove (16) is formed on the side wall of one side of the second guide ring (17) near the first guide ring (12), one end of the first guide ring (12) is slidably connected in the groove (16), an annular rubber block (6) is fixed on the side wall of one side of the fixing seat (7) far away from the placing groove (8), a fixing plate (5) which is vertically arranged is fixed on the side wall of one side of the rubber block (6) far away from the fixing seat (7), the fixing plate (5) is positioned between the motor (3) and the rubber block (6), and the fixing plate (5) is fixed on the inner wall of the waterproof shell (, be equipped with first sealing washer (11) of perpendicular setting in spread groove (10), be fixed with second sealing washer (9) of perpendicular setting on one side lateral wall that fixing base (7) are close to standing groove (8), the one end that fixing base (7) were kept away from in second sealing washer (9) is fixed on the inner wall of waterproof housing (1), the inner wall and the outer wall intermediate position of standing groove (8) all are equipped with first solid fixed ring (13) of perpendicular setting, and second guide ring (17) all are equipped with the solid fixed ring (15) of perpendicular setting on one side inner wall and the outer wall that are close to spread groove (10), are equipped with perpendicular third sealing washer (14) that sets up between first solid fixed ring (13) and the solid fixed ring (15) of second.
2. The waterproof device for the output shaft end of the direct current motor as claimed in claim 1, wherein: the spring (18) is uniformly arranged in the second guide ring (17), and two ends of the spring (18) are respectively fixed on the side walls of the groove (16) and the first guide ring (12).
3. The waterproof device for the output shaft end of the direct current motor as claimed in claim 1, wherein: the middle position of the fixed plate (5) is provided with a through hole, and the rotating shaft (4) is rotatably connected in the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810419658.4A CN108494142B (en) | 2018-05-04 | 2018-05-04 | Waterproof device for output shaft end of direct current motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810419658.4A CN108494142B (en) | 2018-05-04 | 2018-05-04 | Waterproof device for output shaft end of direct current motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108494142A CN108494142A (en) | 2018-09-04 |
| CN108494142B true CN108494142B (en) | 2020-09-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810419658.4A Expired - Fee Related CN108494142B (en) | 2018-05-04 | 2018-05-04 | Waterproof device for output shaft end of direct current motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108494142B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109301969A (en) * | 2018-11-20 | 2019-02-01 | 河南中烟工业有限责任公司 | A kind of waterproof dust-free motor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017073909A (en) * | 2015-10-08 | 2017-04-13 | 株式会社デンソー | Driver |
| CN206349862U (en) * | 2016-12-08 | 2017-07-21 | 泰港电机（天津）有限公司 | A kind of damping of motor |
| CN107101077A (en) * | 2017-05-02 | 2017-08-29 | 魏承赟 | Waterproof stabilizer and its waterproof method |
| CN107636939A (en) * | 2016-08-30 | 2018-01-26 | 北京臻迪科技股份有限公司 | A kind of propeller |
| CN107975602A (en) * | 2016-10-21 | 2018-05-01 | 杭州三花研究院有限公司 | A kind of volume control device |
-
2018
- 2018-05-04 CN CN201810419658.4A patent/CN108494142B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017073909A (en) * | 2015-10-08 | 2017-04-13 | 株式会社デンソー | Driver |
| CN107636939A (en) * | 2016-08-30 | 2018-01-26 | 北京臻迪科技股份有限公司 | A kind of propeller |
| CN107975602A (en) * | 2016-10-21 | 2018-05-01 | 杭州三花研究院有限公司 | A kind of volume control device |
| CN206349862U (en) * | 2016-12-08 | 2017-07-21 | 泰港电机（天津）有限公司 | A kind of damping of motor |
| CN107101077A (en) * | 2017-05-02 | 2017-08-29 | 魏承赟 | Waterproof stabilizer and its waterproof method |
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| Publication number | Publication date |
|---|---|
| CN108494142A (en) | 2018-09-04 |
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Legal Events
| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200820 Address after: 300000 No. 10, Chong an Li, Binhai New Area, Tianjin. Applicant after: TIANJIN HUASHUN ELECTROMECHANICAL EQUIPMENT MAINTENANCE Co.,Ltd. Address before: 300000 eight Li Tai town, Jinnan District, Tianjin, developing two Branch Road No. 6 -1 Applicant before: TIANJIN XINMAO TECHNOLOGY DEVELOPMENT Co.,Ltd. |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200918 Termination date: 20210504 |
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| CF01 | Termination of patent right due to non-payment of annual fee |