CN209921587U - Encapsulating sealed brushless outer rotor underwater propulsion device - Google Patents
Encapsulating sealed brushless outer rotor underwater propulsion device Download PDFInfo
- Publication number
- CN209921587U CN209921587U CN201920447383.5U CN201920447383U CN209921587U CN 209921587 U CN209921587 U CN 209921587U CN 201920447383 U CN201920447383 U CN 201920447383U CN 209921587 U CN209921587 U CN 209921587U
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- rotor
- propeller
- base
- coupler
- stator
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Abstract
The utility model provides a glue-pouring sealed brushless outer rotor underwater propulsion device, which comprises a main body base, a coupler arranged on the upper part of the main body base, a propeller at one end of the coupler, a rotor seat connected with the other side of the coupler relative to the propeller, a rotor outer ring connected with the rotor seat, a stator base and a motor fixing seat connected with the stator base; the stator core coil is fixedly arranged on the outer side of the stator base, a first hard waterproof epoxy glue layer is arranged on the outer layer of the circumference of the stator core coil and the inner side of the stator base, waterproof treatment is carried out on a motor stator in a mode of pouring epoxy resin glue, the motor is directly contacted with water, the propeller runs so that water flows pass through the stator core coil at a large speed, the heat dissipation effect is better, the service life is longer, the propeller is suitable for different rotating speeds, the propeller is not limited to low rotating speeds, and the motor is guaranteed to keep good sealing performance in a deep water high-pressure area by a waterproof mode of pouring hard epoxy resin glue.
Description
[ technical field ]
The utility model relates to an advancing device technical field especially relates to a structural design is reasonable, and heat dispersion is good, long service life's brushless external rotor of encapsulating sealed advancing device under water.
[ background art ]
The rotary dynamic seal structure for the shaft used by the traditional underwater propulsion device is complex, easy to wear, limited in service life and high in maintenance cost, is limited by low rotating speed, is not suitable for a high-speed rotating motor, needs a seal cabin body in the actual use process, is not high in heat dissipation degree, and is not beneficial to more universal use and application.
Based on the above, the technical personnel in the field start to improve and improve the specific construction part of the underwater propelling device and achieve better results.
[ contents of utility model ]
For overcoming the problem that prior art exists, the utility model provides a structural design is reasonable, and heat dispersion is good, long service life's brushless external rotor underwater propulsion unit of encapsulating sealed.
The utility model provides a solution to the technical problem that a glue-pouring sealed brushless outer rotor underwater propulsion device is provided, which comprises a main body base, a coupler arranged on the upper part of the main body base, a propeller at one end of the coupler, a rotor base connected with the other side of the coupler opposite to the propeller, a rotor outer ring connected with the rotor base, a stator base and a motor fixing base connected with the stator base; a stator core coil is fixedly arranged on the outer side of the stator base, and the coil lead joint tail part of the stator core coil is connected to a PCB fixedly arranged on the stator base through soldering tin; a first hard waterproof epoxy glue layer is arranged on the outer layer of the circumference of the stator core coil and the inner side of the stator base; a plurality of strong magnetic sheets are radially arranged on the inner wall of the rotor outer ring, and second hard waterproof epoxy glue layers are arranged on the strong magnetic sheets and the inner wall of the rotor outer ring; still including set up in the cable junction line of motor fixing base one side.
Preferably, the stator base is matched with the motor fixing seat in shape; and the stator base is connected with the motor fixing seat through screws.
Preferably, a rotating shaft rotatably connected to the rotor base is further arranged inside the rotor base; the coupling is connected with the propeller through a driven shaft; ceramic rolling bearings, gaskets and snap springs are arranged at one end, located at the rotor seat, of the rotating shaft and at one end, located at the stator base, of the rotating shaft; the rotating shaft is rotatably connected with the stator base through a ceramic rolling bearing.
Preferably, the motor fixing seat and the main body base are connected with each other through screws; the rotor seat is connected with the coupling through screws; a first protruding step convenient for being accurately connected with a round groove structure on the coupler is arranged on one side, facing the coupler, of the rotor seat; two horizontal fastening screw grooves are formed in the round wall surface of the outer side of the coupler, and the coupler is fixedly connected with the driven shaft through fastening screws.
Preferably, the coupler is further provided with a second protruding step on one side facing the propeller, a concave clamping groove is formed in the propeller in an integrated mode, and after the driven shaft penetrates through the propeller, the concave clamping groove of the propeller is connected with the second protruding step of the coupler in an matched mode.
Preferably, a metal air guide sleeve is fixedly arranged on the outer side of the propeller; the metal dome and the main body base are connected with each other through screws.
Preferably, one end of the propeller of the driven shaft is provided with a thread; the device also comprises a flow guiding type bullet nut arranged at one end of the driven shaft; the driven shaft and the propeller are rotationally compressed through a diversion type bullet nut.
Preferably, the PCB is connected to the cable connection line by soldering tin, and a hard waterproof epoxy layer is filled between the PCB and the cable connection line.
Compared with the prior art, the utility model discloses a glue-pouring sealed brushless outer rotor underwater propulsion device, through simultaneously setting up the main body base 13 and setting up in the shaft coupling 14 on the upper portion of the main body base 13, the screw 11 at one end of the shaft coupling 14, the rotor base 15 connected with the shaft coupling 14 opposite to the other side of the screw 11, the rotor outer race 16 connected with the rotor base 15, the stator base 17 and the motor fixing seat 19 structure connected with the stator base 17, the stator core coil 171 is fixedly set up outside the stator base 17, and the coil lead wire connection end portion of the stator core coil 171 is connected to the PCB 18 fixedly installed on the stator base 17 through soldering tin to realize the electrical conduction, the outer layer of the circumference of the stator core coil 171 and the stator base 17 inboard set up the first hard waterproof epoxy glue layer 165, the rotor outer race 16 inner wall radially arranges a plurality of strong, and a second hard waterproof epoxy glue layer is arranged on the inner walls of the strong magnetic sheet 161 and the rotor outer ring 16, by performing glue filling, sealing and waterproof treatment on the stator core coil 171 part of the permanent magnet brushless outer rotor motor, the motor is directly contacted with water, the traditional rotary dynamic sealing structure is omitted, the propeller 11 is directly driven to generate driving force, the structural complexity of the underwater propulsion device is reduced, the weight of the underwater propulsion device is reduced, the motor stator is subjected to waterproof treatment by pouring epoxy resin glue, the motor is directly contacted with water, and the propeller 11 runs to enable water flow to pass through the stator core coil 171 at a high speed, so that the heat dissipation effect is better, the service life is longer, the motor is suitable for different rotating speeds, the motor is not limited to low rotating speed, and the motor is ensured to keep good sealing performance in a deep water high-pressure area by using a waterproof mode of pouring hard epoxy resin glue for sealing.
[ description of the drawings ]
Fig. 1 is a schematic diagram of a three-dimensional structure of a glue-filled sealed brushless outer rotor underwater propulsion device according to the present invention.
Fig. 2 is an exploded structural diagram of the underwater propulsion device with a brushless outer rotor of a glue-filled sealed type.
[ detailed description of the invention ]
To make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. 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 and fig. 2, the underwater propulsion device 1 of the present invention includes a main base 13, a coupler 14 disposed on the upper portion of the main base 13, a propeller 11 located at one end of the coupler 14, a rotor base 15 connected to the other side of the coupler 14 opposite to the propeller 11, a rotor outer ring 16 connected to the rotor base 15, a stator base 17, and a motor fixing base 19 connected to the stator base 17; a stator core coil 171 is fixedly arranged on the outer side of the stator base 17, and the coil lead end of the stator core coil 171 is connected to the PCB 18 fixedly installed on the stator base 17 through soldering tin; a first hard waterproof epoxy glue layer 165 is arranged on the outer layer of the circumference of the stator core coil 171 and the inner side of the stator base 17; a plurality of strong magnetic sheets 161 are radially arranged on the inner wall of the rotor outer ring 16, and second hard waterproof epoxy glue layers are arranged on the strong magnetic sheets 161 and the inner wall of the rotor outer ring 16; the motor fixing seat also comprises a cable connecting wire 192 arranged on one side of the motor fixing seat 19.
The utility model is characterized in that a main body base 13, a coupler 14 arranged on the upper part of the main body base 13, a propeller 11 arranged at one end of the coupler 14, a rotor base 15 connected with the other side of the coupler 14 opposite to the propeller 11, a rotor outer ring 16 connected with the rotor base 15, a stator base 17 and a motor fixing base 19 structure connected with the stator base 17 are simultaneously arranged, a stator core coil 171 is fixedly arranged on the outer side of the stator base 17, the coil lead connecting end part of the stator core coil 171 is electrically conducted through a PCB 18 fixedly arranged on the stator base 17, a first hard waterproof epoxy glue layer 165 is arranged on the outer layer of the circumference of the stator core coil 171 and the inner side of the stator base 17, a plurality of strong magnetic sheets 161 are radially arranged on the inner wall of the rotor outer ring 16, and a second hard waterproof epoxy glue layer is arranged on the inner walls of the strong, the stator core coil 171 part of the permanent magnet brushless outer rotor motor is subjected to glue filling, sealing and waterproof treatment, the motor is directly contacted with water, a traditional rotary dynamic sealing structure is omitted, the propeller 11 is directly driven to generate driving force, the structural complexity of the underwater propulsion device is reduced, the weight of the underwater propulsion device is reduced, the motor stator is subjected to waterproof treatment by a method of filling epoxy resin glue, the motor is directly contacted with water, the propeller 11 runs so that water flows pass through the stator core coil 171 at a high speed, the heat dissipation effect is better, the service life is longer, the motor is suitable for different rotating speeds, the motor is not limited to low rotating speed, and the motor is guaranteed to keep good sealing performance in a deep water high-pressure area by a waterproof method of filling hard epoxy resin glue for sealing.
Preferably, the stator base 17 is matched with the motor fixing seat 19 in shape; and the stator base 17 is connected with the motor fixing seat 19 through screws.
Preferably, a rotating shaft 163 rotatably connected to the rotor holder 15 is further provided inside the rotor holder 15; and the coupling 14 is connected with the propeller 11 through a driven shaft 141; a ceramic rolling bearing 194, a gasket 195 and a snap spring 196 are arranged at one end of the rotating shaft 163, which is positioned at the rotor seat 15, and at one end of the stator base 17; the rotating shaft 163 is rotatably connected to the stator base 17 via a ceramic rolling bearing 194.
Preferably, the motor fixing seat 19 and the main body base 13 are connected with each other through screws; the rotor base 15 and the coupling 14 are connected with each other through screws; a first convex step convenient for being accurately connected with a circular groove structure on the coupler 14 is arranged on one side, facing the coupler 14, of the rotor seat 15; two horizontal fastening screw grooves are formed in the circular wall surface of the outer side of the coupler 14, and the coupler 14 is fixedly connected with the driven shaft 141 through fastening screws.
Preferably, a second protruding step is further arranged on one side, facing the propeller 11, of the coupler 14, a concave clamping groove is integrally formed in the propeller 11, and after the driven shaft 141 penetrates through the propeller 11, the concave clamping groove of the propeller 11 is connected with the second protruding step of the coupler 14 in an engaged manner.
Preferably, a metal air guide sleeve 12 is fixedly arranged outside the propeller 11; the metal dome 12 and the main body base 13 are connected to each other by screws.
Preferably, the driven shaft 141 is provided with a thread at one end of the propeller 11; the device also comprises a diversion type bullet nut 111 arranged at one end of the driven shaft 141; the driven shaft 141 and the propeller 11 are rotationally pressed through the diversion type bullet nut 111.
Preferably, the PCB circuit board 18 and the cable connection line 192 are connected by soldering, and a hard waterproof epoxy layer 191 is poured between the PCB circuit board 18 and the cable connection line 192.
Compared with the prior art, the utility model discloses a glue-pouring sealed brushless outer rotor underwater propulsion device 1, through setting up the main body base 13 and setting up in the shaft coupling 14 on the upper portion of the main body base 13, the screw 11 that is in one end of the shaft coupling 14, the rotor base 15 that is connected with the shaft coupling 14 opposite to the other side of the screw 11, the rotor outer lane 16 that is connected with the rotor base 15, the stator base 17 and the motor fixing base 19 structure that is connected with the stator base 17, the stator core coil 171 is fixed to be set up outside the stator base 17, and connect the coil lead wire end part of the stator core coil 171 to the PCB 18 fixedly installed on the stator base 17 through the soldering tin to realize the electrical conduction, the stator core coil 171 circumference outer layer and the stator base 17 inboard set up the first waterproof epoxy glue layer 165, the rotor outer lane 16 inner wall radially arranges a, and a second hard waterproof epoxy glue layer is arranged on the inner walls of the strong magnetic sheet 161 and the rotor outer ring 16, by performing glue filling, sealing and waterproof treatment on the stator core coil 171 part of the permanent magnet brushless outer rotor motor, the motor is directly contacted with water, the traditional rotary dynamic sealing structure is omitted, the propeller 11 is directly driven to generate driving force, the structural complexity of the underwater propulsion device is reduced, the weight of the underwater propulsion device is reduced, the motor stator is subjected to waterproof treatment by pouring epoxy resin glue, the motor is directly contacted with water, and the propeller 11 runs to enable water flow to pass through the stator core coil 171 at a high speed, so that the heat dissipation effect is better, the service life is longer, the motor is suitable for different rotating speeds, the motor is not limited to low rotating speed, and the motor is ensured to keep good sealing performance in a deep water high-pressure area by using a waterproof mode of pouring hard epoxy resin glue for sealing.
The above-mentioned embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (8)
1. The utility model provides a brushless outer rotor underwater propulsion unit of encapsulating sealed which characterized in that: the motor comprises a main body base, a coupler arranged on the upper part of the main body base, a propeller positioned at one end of the coupler, a rotor seat connected with the other side of the coupler opposite to the propeller, a rotor outer ring connected with the rotor seat, a stator base and a motor fixing seat connected with the stator base; a stator core coil is fixedly arranged on the outer side of the stator base, and the coil lead joint tail part of the stator core coil is connected to a PCB fixedly arranged on the stator base through soldering tin; a first hard waterproof epoxy glue layer is arranged on the outer layer of the circumference of the stator core coil and the inner side of the stator base; a plurality of strong magnetic sheets are radially arranged on the inner wall of the rotor outer ring, and second hard waterproof epoxy glue layers are arranged on the strong magnetic sheets and the inner wall of the rotor outer ring; still including set up in the cable junction line of motor fixing base one side.
2. The underwater propulsion device with the glue-pouring sealed brushless outer rotor as claimed in claim 1, characterized in that: the stator base is matched with the motor fixing seat in shape; and the stator base is connected with the motor fixing seat through screws.
3. The underwater propulsion device with the glue-pouring sealed brushless outer rotor as claimed in claim 1, characterized in that: the inner side of the rotor seat is also provided with a rotating shaft which is rotatably connected to the rotor seat; the coupling is connected with the propeller through a driven shaft; ceramic rolling bearings, gaskets and snap springs are arranged at one end, located at the rotor seat, of the rotating shaft and at one end, located at the stator base, of the rotating shaft; the rotating shaft is rotatably connected with the stator base through a ceramic rolling bearing.
4. A glue-filled sealed brushless external rotor underwater propulsion device as claimed in claim 3, characterized in that: the motor fixing seat is connected with the main body base through screws; the rotor seat is connected with the coupling through screws; a first protruding step convenient for being accurately connected with a round groove structure on the coupler is arranged on one side, facing the coupler, of the rotor seat; two horizontal fastening screw grooves are formed in the round wall surface of the outer side of the coupler, and the coupler is fixedly connected with the driven shaft through fastening screws.
5. The underwater propulsion device with the glue-pouring sealed brushless outer rotor as claimed in claim 1, characterized in that: and a second raised step is further arranged on one side of the coupler, which faces the propeller, a concave clamping groove is formed in the propeller in an integrated mode, and after the driven shaft penetrates through the propeller, the concave clamping groove of the propeller is matched and connected with the second raised step of the coupler.
6. The underwater propulsion device with the glue-pouring sealed brushless outer rotor as claimed in claim 1, characterized in that: a metal air guide sleeve is fixedly arranged on the outer side of the propeller; the metal dome and the main body base are connected with each other through screws.
7. The underwater propulsion device with the glue-pouring sealed brushless outer rotor as claimed in claim 4, wherein: one end of the propeller is provided with a screw thread on the driven shaft; the device also comprises a flow guiding type bullet nut arranged at one end of the driven shaft; the driven shaft and the propeller are rotationally compressed through a diversion type bullet nut.
8. The underwater propulsion device with the glue-pouring sealed brushless outer rotor as claimed in claim 1, characterized in that: the PCB is connected with the cable connecting wire through soldering tin, and a hard waterproof epoxy glue layer is poured between the PCB and the cable connecting wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920447383.5U CN209921587U (en) | 2019-04-03 | 2019-04-03 | Encapsulating sealed brushless outer rotor underwater propulsion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920447383.5U CN209921587U (en) | 2019-04-03 | 2019-04-03 | Encapsulating sealed brushless outer rotor underwater propulsion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209921587U true CN209921587U (en) | 2020-01-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920447383.5U Expired - Fee Related CN209921587U (en) | 2019-04-03 | 2019-04-03 | Encapsulating sealed brushless outer rotor underwater propulsion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209921587U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112701827A (en) * | 2020-12-29 | 2021-04-23 | 合肥恒大江海泵业股份有限公司 | Permanent-magnet outer rotor submersible electric pump |
| CN113014002A (en) * | 2021-03-02 | 2021-06-22 | 浙江大学 | Modularized deep sea propulsion motor and manufacturing process thereof |
| CN113320670A (en) * | 2021-08-03 | 2021-08-31 | 深之蓝海洋科技股份有限公司 | Propeller and manufacturing method thereof |
| CN114275136A (en) * | 2021-12-30 | 2022-04-05 | 深圳市好盈科技有限公司 | Underwater propeller |
| CN115636072A (en) * | 2022-12-22 | 2023-01-24 | 深之蓝海洋科技股份有限公司 | Propeller and manufacturing method thereof |
-
2019
- 2019-04-03 CN CN201920447383.5U patent/CN209921587U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112701827A (en) * | 2020-12-29 | 2021-04-23 | 合肥恒大江海泵业股份有限公司 | Permanent-magnet outer rotor submersible electric pump |
| CN112701827B (en) * | 2020-12-29 | 2022-01-11 | 合肥恒大江海泵业股份有限公司 | Permanent-magnet outer rotor submersible electric pump |
| CN113014002A (en) * | 2021-03-02 | 2021-06-22 | 浙江大学 | Modularized deep sea propulsion motor and manufacturing process thereof |
| CN113320670A (en) * | 2021-08-03 | 2021-08-31 | 深之蓝海洋科技股份有限公司 | Propeller and manufacturing method thereof |
| CN114275136A (en) * | 2021-12-30 | 2022-04-05 | 深圳市好盈科技有限公司 | Underwater propeller |
| CN115636072A (en) * | 2022-12-22 | 2023-01-24 | 深之蓝海洋科技股份有限公司 | Propeller and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200110 Termination date: 20210403 |
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| CF01 | Termination of patent right due to non-payment of annual fee |