CN207353955U - Underwater propeller and its waterproof electric rotating machine - Google Patents
Underwater propeller and its waterproof electric rotating machine Download PDFInfo
- Publication number
- CN207353955U CN207353955U CN201721069065.7U CN201721069065U CN207353955U CN 207353955 U CN207353955 U CN 207353955U CN 201721069065 U CN201721069065 U CN 201721069065U CN 207353955 U CN207353955 U CN 207353955U
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- Prior art keywords
- rotating machine
- electric rotating
- waterproof
- ring shape
- rotor
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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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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
It the utility model is related to the technical field of drip-proof motors, there is provided a kind of underwater propeller and its waterproof electric rotating machine, it includes waterproof casing, motor housing, the stator of annular, rotor and rotation axis.Waterproof casing includes circular ring shape base portion, from the inner side of circular ring shape base portion along the axially extending cylindrical portion of circular ring shape base portion and the bottom of the remote circular ring shape base portion one end for being connected to cylindrical portion；Motor housing is set on the outside of cylindrical portion, and accommodating space is formed between the inner wall and cylindrical portion outer wall of motor housing；Stator is fixed in accommodating space；Rotor is rotatably installed in cylindrical portion；Rotation axis is fixed on rotor, and the end of rotation axis is outwards extended down to outside waterproof casing.It is compared with the prior art, waterproof electric rotating machine provided by the utility model, stator interior will not intake, this waterproof construction is simple, greatly reduces and production cost is made, and improves functional reliability；In addition, rotor can be replaced directly, it is easy to maintain.
Description
Technical field
The technical field of drip-proof motors is the utility model is related to, is rotated more particularly, to a kind of underwater propeller and its waterproof
Motor.
Background technology
At present, common electric machine can not work normally in water, and be inconvenient to be installed in underwater robot nacelle,
Make motor integral with underwater robot nacelle, having water to enter motor can cause electronic component in motor and underwater robot nacelle short
Road, burns motor and machine internal circuit blocks.Motor to working normally in the seawater, it is necessary to carries out waterproof sealing and sets
Meter.
Traditional designing scheme, is to use underwater robot by numerous modules into each module is required for carrying out close
Waterproofing design is sealed, modules are connected by watertight connector, however, needing to hold high using price to connect unit equipment
Expensive watertight connector, so allows for equipment cost increase；In addition, these module junction reliabilities it is difficult to ensure that, so
Reduce the reliability of equipment.
Utility model content
The purpose of this utility model is to provide a kind of underwater propeller and its waterproof electric rotating machine, to solve the prior art
Present in water-proof motor structure it is complicated, cost of manufacture is high, and the technical problem of functional reliability difference.
A kind of waterproof electric rotating machine provided by the utility model, it includes：
Waterproof casing, it includes circular ring shape base portion, from the inner side of the circular ring shape base portion along the axis of the circular ring shape base portion
Cylindrical portion to extension and be connected to the cylindrical portion remote described circular ring shape base portion one end bottom；
Motor housing, is set on the outside of cylindrical portion, is formed between the inner wall of the motor housing and the cylindrical portion outer wall
Accommodating space；
The stator of annular, is fixed in the accommodating space；
Rotor, is rotatably installed in the cylindrical portion；And
Rotation axis, is fixed on the rotor, and the end of the rotation axis is outwards extended down to outside the waterproof casing.
Further, clutch shaft bearing and second bearing are further included, the rotation axis passes through the clutch shaft bearing and described
Two bearings are rotatably installed on the waterproof casing.
Further, rotor fixing piece is connected with the circular ring shape base portion, the rotor fixing piece, which has, supplies the rotation
The shaft through-hole that the end of shaft passes through.
Further, the bottom side surface towards the waterproof casing of the rotor fixing piece is formed with first
Mounting groove, the clutch shaft bearing are arranged in first mounting groove；The bottom is formed with the second mounting groove, second axis
Hold and be arranged in second mounting groove.
Further, the rotor fixing piece is connected fixation by fastener with the circular ring shape base portion.
Further, the circular ring shape base portion includes first annular part and is extended radially outwards from first annular part
Second annular section, formed with storage tank, the rotor fixing piece is arranged on described accommodating on the surface of the first annular part
In groove.
Further, offer multiple first mounting holes on the rotor fixing piece, the first annular part it is described
Accommodating groove bottom is formed with the second mounting hole corresponding with first mounting hole.
Further, multiple 3rd mounting holes are offered on second annular section.
Further, a side surface of the close bottom of the circular ring shape base portion offers annular fixing groove, described
Containment member is provided with annular fixing groove.
Further, the containment member is containment member made of epoxy resin.
Further, the motor housing includes cylindric sleeve part and the cap for being connected to described sleeve part one end.
Further, outlet hole is offered on the cap.
Further, adopted between the sleeve part and the waterproof casing and between the sleeve part and the cap
Connected and fixed with binding agent.
Further, the first storage glue groove is offered on the side wall of the waterproof casing, is offered on the side wall of the cap
Second storage glue groove.
Further, a side surface of the cap towards the circular ring shape base portion offers the institute for the waterproof casing
State the locating slot that bottom is inserted.
A kind of underwater propeller provided by the utility model, including propeller set, further, further including makes the spiral shell
Revolve the rotating above-mentioned waterproof electric rotating machine of paddle device.
Further, the propeller set includes stent, the propeller shaft being rotatably installed on the stent, consolidates
The blade being scheduled on the propeller shaft and the transmission component being connected between the propeller shaft and the rotation axis.
Further, the transmission component include being fixed on first gear in the rotation axis and with the first gear
The second gear of engagement, the second gear are fixed on the propeller shaft.
Further, the first gear and the second gear are bevel gear, the axis of the rotation axis with it is described
The axis of propeller shaft is vertically arranged.
Further, the propeller set further includes 3rd bearing and fourth bearing, and the propeller shaft passes through described
3rd bearing and the fourth bearing are rotatably installed on the stent.
It is compared with the prior art, waterproof electric rotating machine provided by the utility model, waterproof casing is installed on using by rotor
Interior, stator is installed on the outside of waterproof casing, in this way, rotor is mutually independent with stator, stator interior will not intake, the letter of this waterproof construction
It is single, greatly reduce and production cost is made, improve functional reliability；In addition, rotor can be replaced directly, it is easy to maintain.
It is compared with the prior art, underwater propeller provided by the utility model, using above-mentioned waterproof electric rotating machine, it is only necessary to
Flashing member is set in the junction of waterproof casing and underwater equipment, without using watertight connector inside equipment, significantly
Provide communication, control the reliability of link, and greatly reduce the complexity of equipment sealing.
Brief description of the drawings
Fig. 1 is the schematic cross-sectional view for the waterproof electric rotating machine that the utility model embodiment provides；
Fig. 2 is the schematic elevation view for the waterproof electric rotating machine that the utility model embodiment provides；
Fig. 3 is the schematic rear view for the waterproof electric rotating machine that the utility model embodiment provides；
Fig. 4 is the schematic perspective view for the underwater propeller that the utility model embodiment provides；
Fig. 5 is the decomposition diagram for the underwater propeller that the utility model embodiment provides.
Main element symbol description
300：Underwater propeller
30：Waterproof electric rotating machine
31：Waterproof casing 311：Circular ring shape base portion
3111：First annular part 3112：Second annular section
3113：Storage tank 3114：Second mounting hole
3115：3rd mounting hole 3116：Annular fixing groove
3117：First storage glue groove 312：Cylindrical portion
313：Bottom 3131：Second mounting groove
32：Motor housing 321：Sleeve part
322：Cap 3221：Second storage glue groove
3222：Locating slot 3223：Outlet hole
30a：Accommodating space 31a：Inner cavity
33：Stator 331：Stator core
34：Rotor 35：Rotation axis
36：Clutch shaft bearing 37：Second bearing
38：Rotor fixing piece 381：Shaft through-hole
382：First mounting hole 383：First mounting groove
39：Containment member
40：Propeller set
41：Stent 411：Flat part
412：Supporting arm part 4111：Through hole
42：Propeller shaft 43：Blade
44：Transmission component 45：3rd bearing
46：Fourth bearing 441：First gear
442：Second gear
Embodiment
In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, are further elaborated the utility model.It should be appreciated that described embodiment is this
The part of the embodiment of utility model, instead of all the embodiments.Based on the embodiment of described the utility model, ability
Domain those of ordinary skill all other embodiments obtained on the premise of without creative work, belong to the utility model
The scope of protection.
In order to make those skilled in the art more fully understand the technical solution of the utility model, with reference to specific attached drawing
Realization to the utility model is described in detail.
Unless otherwise defined, technical term or scientific terminology used herein are should be in the utility model fields
The ordinary meaning that personage with general technical ability is understood.Make in the utility model patent application specification and claims
" first ", " second " and similar word are not offered as any order, quantity or importance, and are used only to distinguish
Different parts.Equally, the similar word such as "one" or " one " does not indicate that quantity limits yet, but represents exist at least
One.
As shown in Figures 1 to 3, it is a preferred embodiment provided by the utility model.
Waterproof electric rotating machine 30 provided in this embodiment, it includes waterproof casing 31, motor housing 32, the stator of annular
33rd, rotor 34 and rotation axis 35.Waterproof casing 31 includes circular ring shape base portion 311, from the inner side of circular ring shape base portion 311 along circular ring shape
The axially extending cylindrical portion 312 of base portion 311 and be connected to cylindrical portion 312 remote 311 one end of circular ring shape base portion bottom
313；Motor housing 32 is set in the outside of cylindrical portion 312, is formed between 312 outer wall of inner wall and cylindrical portion of motor housing 32 accommodating
Space 30a；Stator 33 is fixed in accommodating space 30a；Rotor 34 is rotatably installed in cylindrical portion 312；Rotation axis 35 is solid
Due to rotor 34, and the end of rotation axis 35 is outwards extended down to outside waterproof casing 31.
Above-mentioned waterproof electric rotating machine 30, is installed in waterproof casing 31, stator 33 is installed on waterproof using by rotor 34
The outside of casing 31, in this way, rotor 34 is independent with 33 phase of stator, will not intake, this waterproof construction is simple, drops significantly inside stator 33
It is low that production cost is made, improve functional reliability；In addition, rotor 34 can be replaced directly, it is easy to maintain.
Referring to Fig. 1 to 3, the waterproof electric rotating machine 30 of the present embodiment, is outside inner-rotor type, including waterproof casing 31, motor
Stator 33, rotor 34 and the rotation axis 35 of shell 32, annular, rotor 34 and stator 33 and triple line are mutually independent, and water will not be with stator
33 and triple line contact, good water-proof effect.
Referring to Fig. 1 to 3, waterproof casing 31, can be integrally formed system by aluminium alloy or the resin material with thermal conductive resin
Into it includes circular ring shape base portion 311, cylindrical portion 312 and bottom 313, and cylindrical portion 312 is from the inner side of circular ring shape base portion 311 along circle
Annular base 311 it is axially extending, bottom 313 is extended radially inwardly from remote 311 one end of circular ring shape base portion of cylindrical portion 312,
And close the end of the cylindrical portion 312.In the present embodiment, waterproof casing 31 is but is not limited to epoxy resin and is formed, waterproof
Casing 31 has the inner cavity 31a of one end open and other end closing, and rotor 34 is supported in the 31a of inner cavity, and stator 33 is arranged on outer
Portion.Circular ring shape base portion 311 includes first annular part 3111 and the second ring extended radially outwards from first annular part 3111
Shape part 3112, waterproof casing 31 are detachably attached in underwater equipment (not shown), first annular part 3111, splashproof machine
31 cylindrical portion 312 of shell and bottom 313 are plugged in the underwater equipment, the second ring part of 31 circular ring shape base portion 311 of waterproof casing
Divide on the outside of 3112 external equipment under water.
Referring to Fig. 1 to 3, motor housing 32, is set in the outside of cylindrical portion 312, inner wall and the cylindrical portion 312 of motor housing 32
Accommodating space 30a is formed between outer wall.Motor housing 32 can be made of aluminium alloy or the resin material with thermal conductive resin, electricity
Machine shell 32 includes cylindric sleeve part 321 and the cap 322 for being connected to 321 one end of sleeve part, sleeve part 321 and cap
322 can be integrally formed or be separately made.In the present embodiment, the internal diameter size of sleeve part 321 is respectively with first
The outer diameter of annular section 3111 and the size of cap 322 match, and one end of sleeve part 321 is set in first annular part
3111 outsides, the other end are sheathed on cap 322.
Referring to Fig. 1 to 3, annular stator 33 is fixed in accommodating space 30a, and stator 33 is coaxially disposed with cylindrical portion 312.
In the present embodiment, stator 33 includes stator core 331 and coil (not shown), and stator core 331 has multiple teeth portion, coil
It is set around in teeth portion, stator core 331 is fixed to the inner peripheral surface of sleeve part 321.
Referring to Fig. 1 to 3, rotor 34 is rotatably installed in cylindrical portion 312, and rotor 34 is coaxially disposed with stator 33, and
Rotor 34 is positioned in a manner of having prepsetting gap between stator 33 in the radial direction towards stator 33, and stator 33 is logical
Attraction and repulsive force are produced when electric, drives rotor 34 to rotate.
Referring to Fig. 1 to 3, rotation axis 35 is fixed on rotor 34, and the end of rotation axis 35 stretches out and stretches out splashproof machine
Shell 31.In the present embodiment, rotation axis 35 is rotatably installed in waterproof casing 31 by clutch shaft bearing 36 and second bearing 37
On, clutch shaft bearing 36 and second bearing 37 are but are not limited to the ball bearing of graphite material, and the inner loop of bearing is with being supported
Rotation axis 35 rotate, and the external rings of bearing are fixed.
Referring to Fig. 1 to 3, rotor fixing piece 38 is connected with circular ring shape base portion 311, rotor fixing piece 38, which has, supplies rotation axis
The shaft through-hole 381 that 35 end passes through.In the present embodiment, rotor fixing piece 38 is substantially in annulus tabular, and shaft through-hole 381 is cut
Face is circle, by rotor fixing piece 38, rotor 34 can be fixed on waterproof casing 31, so that rotor 34 is protected, can
With understanding, when needing replacing rotor 34, only need to pull down rotor fixing piece 38, you can rotor 34 is taken out and changed to new
Rotor 34,34 part replacement of rotor are convenient.
Referring to Fig. 1 to 3, in the present embodiment, formed with storage tank 3113, rotor is solid on the surface of first annular part 3111
To determine part 38 to be arranged in storage tank 3113, the groove depth size of the storage tank 3113 is identical with the thickness of rotor fixing piece 38,
After rotor fixing piece 38 is installed on waterproof casing 31, the outer surface of rotor fixing piece 38 and the outer surface of waterproof casing 31
Flush.The shape of storage tank 3113 and the shape of rotor fixing piece 38 match, in this way, rotor fixing piece 38 inserts storage tank
After 3113, storage tank 3113 positions rotor fixing piece 38, to ensure that shaft through-hole 381 and rotation axis 35 are coaxial.
In another embodiment, rotor fixing piece 38 is directly installed on the outer surface of first annular part 3111.
Referring to Fig. 1 to 3, in the present embodiment, rotor fixing piece 38 passes through the fastener such as such as screw (not shown) and annulus
The connection of shape base portion 311 is fixed, and multiple first mounting holes 382 are offered on rotor fixing piece 38, and multiple first mounting holes 382 are surround
In the periphery of shaft through-hole 381 and it is spaced, the first mounting hole 382 is along the axially extending of circular ring shape base portion 311 and runs through rotor
The both side surface of fixing piece 38.3113 bottom surface of storage tank of first annular part 3111 is formed with corresponding with the first mounting hole 382
The second mounting hole 3114, the second mounting hole 3114 is sequentially inserted into along the axially extending of circular ring shape base portion 311 by fastener
After one mounting hole 382 and corresponding second mounting hole 3114, rotor fixing piece 38 is maintained to the circular ring shape of waterproof casing 31
In base portion 311.
Referring to Fig. 1 to 3, in the present embodiment, multiple 3rd mounting holes 3115 are offered on the second annular section 3112, the
Three mounting holes 3115 run through the both side surface of the second annular section 3112 along the axially extending of circular ring shape base portion 311, by tight
Firmware is inserted into the 3rd mounting hole 3115, and waterproof casing 31 is maintained on underwater equipment.
Referring to Fig. 1 to 3,313 1 side surface of bottom towards waterproof casing 31 of rotor fixing piece 38 is formed with the first peace
Tankage 383, clutch shaft bearing 36 are arranged in the first mounting groove 383；Bottom 313 is formed with the second mounting groove 3131, second bearing
37 are arranged in the second mounting groove 3131.In the present embodiment, the formation of the inner surface of rotor fixing piece 38 has the first installation
Groove 383, the first mounting groove 383 is located at the center of the side surface, and the first mounting groove 383 is connected with shaft through-hole 381, clutch shaft bearing
36 inner loop is rotated with the rotation axis 35 supported, and the external rings of clutch shaft bearing 36 are fixed on 383 inner wall of the first mounting groove；
The inner loop of second bearing 37 is rotated with the rotation axis 35 supported, and the external rings of second bearing 37 are fixed on the second mounting groove
On 3131 inner walls.
Referring to Fig. 1 to 3, in the present embodiment, a side surface of the close bottom 313 of circular ring shape base portion 311 offers ring
Shape fixing groove 3116, is provided with containment member 39 in annular fixing groove 3116.In the present embodiment, annular fixing groove 3116 is located at
Groove depth size in the inner side of the 3rd mounting hole 3115, and annular fixing groove 3116 is less than the cross dimensions of containment member 39.
Containment member 39 is but is not limited to sealing ring made of epoxy resin material or gasket seal.
Referring to Fig. 1 to 3, in the present embodiment, outlet hole 3223 is offered on cap 322.In waterproof electric rotating machine 30
Triple line can be exported from the outlet hole 3223 of cap 322.
In another embodiment, outlet hole 3223 also can be on sleeve part 321.
Referring to Fig. 1 to 3, can be used between sleeve part 321 and waterproof casing 31 and between sleeve part 321 and cap 322
All existing fixed form connections such as clamping, screw are fixed.In the present embodiment, between sleeve part 321 and waterproof casing 31
And fixed between sleeve part 321 and cap 322 using the connection of binding agent (not shown).The first annular portion of waterproof casing 31
Divide on 3111 lateral walls and offer the first storage glue groove 3117, the second storage glue groove 3221 is offered on the lateral wall of cap 322.Pass through
The injection bonding colloid in the first storage glue groove 3117 and the second storage glue groove 3221, so that between sleeve part 321 and waterproof casing 31
And connect and fix between sleeve part 321 and cap 322.
Referring to Fig. 1 to 3, a side surface of cap 322 towards circular ring shape base portion 311 offers the bottom for waterproof casing 31
313 locating slots 3222 inserted.In this way, being installed in cap 322 to sleeve part 321, pass through locating slot 3222 and waterproof casing
The cooperation of 31 bottom 313, the blind end of waterproof casing 31 can be positioned and fixed, so that by waterproof casing 31 and motor housing
Position between 32 is kept, and improves structural soundness.
As shown in Figures 4 and 5, the underwater propeller 300 that the present embodiment proposes, including propeller set 40 and fill propeller
Put 40 rotating above-mentioned waterproof electric rotating machines 30.
Above-mentioned underwater propeller 300, using above-mentioned waterproof electric rotating machine 30, it is only necessary in waterproof casing 31 with setting under water
Standby junction sets flashing member, without using watertight connector inside equipment, provides communication, control link significantly
Reliability, and greatly reduce equipment sealing complexity.
Referring to Figure 4 and 5, propeller set 40 include stent 41, be rotatably installed on stent 41 propeller shaft 42,
The blade 43 being fixed on propeller shaft 42 and the transmission component 44 being connected between propeller shaft 42 and rotation axis 35.At this
In embodiment, blade 43 is but is not limited to aluminum alloy material, and stent 41 includes being used for the flat part 411 fixed with underwater equipment
With supporting arm part 412 of the projection in 411 side of flat part, the quantity of supporting arm part 412 is but is not limited to two, flat part
411 offer the through hole 4111 being pierced by for 35 end of rotation axis between two supporting arm parts 412.Propeller shaft 42 passes through
Three bearings 45 and fourth bearing 46 are rotatably installed on stent 41, and 3rd bearing 45 and fourth bearing 46 are separately mounted to two
On a supporting arm part 412,3rd bearing 45 and fourth bearing 46 are but are not limited to the ball bearing of stainless steel.
Referring to Figure 4 and 5, transmission component 44 include being fixed on first gear 441 in rotation axis 35 and with first gear 441
The second gear 442 of engagement, second gear 442 are fixed on propeller shaft 42.In the present embodiment, first gear 441 and
Two gears 442 are bevel gear, and the axis of the axis and propeller shaft 42 of rotation axis 35 is vertically arranged.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Any modification, equivalent substitution or improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (20)
- A kind of 1. waterproof electric rotating machine, it is characterised in that including：Waterproof casing, it includes circular ring shape base portion, prolongs from the inner side of the circular ring shape base portion along the axial direction of the circular ring shape base portion The cylindrical portion stretched and be connected to the cylindrical portion remote described circular ring shape base portion one end bottom；Motor housing, is set on the outside of cylindrical portion, is formed between the inner wall of the motor housing and the cylindrical portion outer wall accommodating Space；The stator of annular, is fixed in the accommodating space；Rotor, is rotatably installed in the cylindrical portion；AndRotation axis, is fixed on the rotor, and the end of the rotation axis is outwards extended down to outside the waterproof casing.
- 2. waterproof electric rotating machine according to claim 1, it is characterised in that further include clutch shaft bearing and second bearing, institute Rotation axis is stated to be rotatably installed on the waterproof casing by the clutch shaft bearing and the second bearing.
- 3. waterproof electric rotating machine according to claim 2, it is characterised in that be connected with rotor on the circular ring shape base portion and consolidate Determine part, the rotor fixing piece has the shaft through-hole that the end for the rotation axis passes through.
- 4. waterproof electric rotating machine according to claim 2, it is characterised in that the rotor fixing piece towards the waterproof Formed with the first mounting groove, the clutch shaft bearing is arranged in first mounting groove on the bottom side surface of casing；Institute Bottom is stated formed with the second mounting groove, the second bearing is arranged in second mounting groove.
- 5. waterproof electric rotating machine according to claim 3, it is characterised in that the rotor fixing piece passes through fastener and institute The connection of circular ring shape base portion is stated to fix.
- 6. waterproof electric rotating machine according to claim 5, it is characterised in that the circular ring shape base portion includes first annular portion The second annular section for dividing and being extended radially outwards from first annular part, the surface of the first annular part is formed with accommodating Groove, the rotor fixing piece are arranged in the storage tank.
- 7. waterproof electric rotating machine according to claim 6, it is characterised in that multiple are offered on the rotor fixing piece One mounting hole, the accommodating groove bottom of the first annular part are fixed formed with corresponding with first mounting hole second Hole.
- 8. waterproof electric rotating machine according to claim 6, it is characterised in that offered on second annular section multiple 3rd mounting hole.
- 9. waterproof electric rotating machine according to claim 1, it is characterised in that the close bottom of the circular ring shape base portion A side surface offer annular fixing groove, be provided with containment member in the annular fixing groove.
- 10. waterproof electric rotating machine according to claim 9, it is characterised in that the containment member is made of epoxy resin Containment member.
- 11. waterproof electric rotating machine according to claim 1, it is characterised in that the motor housing includes cylindric set Canister portion and the cap for being connected to described sleeve part one end.
- 12. waterproof electric rotating machine according to claim 11, it is characterised in that offer outlet hole on the cap.
- 13. waterproof electric rotating machine according to claim 11, it is characterised in that the sleeve part and the waterproof casing it Between and the sleeve part and the cap between using binding agent connection fix.
- 14. waterproof electric rotating machine according to claim 13, it is characterised in that offered on the side wall of the waterproof casing First storage glue groove, offers the second storage glue groove on the side wall of the cap.
- 15. waterproof electric rotating machine according to claim 11, it is characterised in that the cap is towards the circular ring shape base portion A side surface offer the locating slot that the bottom for the waterproof casing is inserted.
- 16. a kind of underwater propeller, including propeller set, it is characterised in that further including makes the propeller set rotating Waterproof electric rotating machine as any one of claim 1 to 15.
- 17. underwater propeller according to claim 16, it is characterised in that the propeller set includes stent, can revolve Turn ground installation propeller shaft on the bracket, the blade being fixed on the propeller shaft and be connected to the propeller Transmission component between axis and the rotation axis.
- 18. underwater propeller according to claim 17, it is characterised in that the transmission component includes being fixed on the rotation First gear in shaft and the second gear engaged with the first gear, the second gear are fixed on the propeller shaft On.
- 19. underwater propeller according to claim 18, it is characterised in that the first gear and the second gear are equal For bevel gear, the axis of the rotation axis and the axis of the propeller shaft are vertically arranged.
- 20. underwater propeller according to claim 17, it is characterised in that the propeller set further includes 3rd bearing And fourth bearing, the propeller shaft are rotatably installed in the stent by the 3rd bearing and the fourth bearing On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721069065.7U CN207353955U (en) | 2017-08-24 | 2017-08-24 | Underwater propeller and its waterproof electric rotating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721069065.7U CN207353955U (en) | 2017-08-24 | 2017-08-24 | Underwater propeller and its waterproof electric rotating machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207353955U true CN207353955U (en) | 2018-05-11 |
Family
ID=62411909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721069065.7U Expired - Fee Related CN207353955U (en) | 2017-08-24 | 2017-08-24 | Underwater propeller and its waterproof electric rotating machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207353955U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107492974A (en) * | 2017-08-24 | 2017-12-19 | 深圳微孚智能信息科技有限公司 | Underwater propeller and its waterproof electric rotating machine |
| WO2021077464A1 (en) * | 2019-10-22 | 2021-04-29 | 深圳市吉影科技有限公司 | Waterproof motor |
-
2017
- 2017-08-24 CN CN201721069065.7U patent/CN207353955U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107492974A (en) * | 2017-08-24 | 2017-12-19 | 深圳微孚智能信息科技有限公司 | Underwater propeller and its waterproof electric rotating machine |
| WO2021077464A1 (en) * | 2019-10-22 | 2021-04-29 | 深圳市吉影科技有限公司 | Waterproof motor |
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| 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: 20180511 Termination date: 20210824 |
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| CF01 | Termination of patent right due to non-payment of annual fee |