CN215419858U - Propeller for underwater robot - Google Patents
Propeller for underwater robot Download PDFInfo
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- CN215419858U CN215419858U CN202122029696.9U CN202122029696U CN215419858U CN 215419858 U CN215419858 U CN 215419858U CN 202122029696 U CN202122029696 U CN 202122029696U CN 215419858 U CN215419858 U CN 215419858U
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- propeller
- integrated motor
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Abstract
The utility model discloses a propeller for an underwater robot, wherein an output shaft of an integrated motor is arranged in a sealing cover in a penetrating way, the sealing cover is connected with the integrated motor, a propeller is connected with the output shaft of the integrated motor, a pin shaft is connected with the inner end of the propeller, the outer end of the output shaft of the integrated motor is provided with a locking nut, the locking nut is connected with the outer end of the propeller, a flow guide cover is connected with the sealing cover and is arranged outside the propeller, an O-shaped ring is arranged in an O-shaped ring mounting groove arranged at one end of the sealing cover close to the integrated motor, a spacer ring, a heavy-load sealing ring, a stainless steel check ring and a thrust bearing are sequentially arranged in a first sealing groove formed by the sealing cover, a lip-shaped sealing ring is arranged in a second sealing groove formed by the sealing cover, the utility model has reasonable structure, the multilayer sealing structure prevents the motor from being soaked in water to damage the motor, and greatly prolongs the service life of the motor, the thrust bearing is matched with the spacer ring to reduce the axial and radial movement of the motor shaft, and the stability of the propeller is greatly improved.
Description
Technical Field
The utility model relates to the field of machinery, in particular to underwater propulsion equipment, and particularly relates to a propeller for an underwater robot.
Background
With the open utilization of hydraulic and ocean resources, underwater robots are widely applied. The propeller is one of the core components of the underwater robot. In the prior art, the propeller has the disadvantages of large volume, complex structure, high sealing cost and poor effect. These problems have somewhat restricted the development of underwater thrusters.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a propeller for an underwater robot, which has small volume and good sealing performance and stability and solves the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a propeller for an underwater robot comprises a propelling component and a sealing component;
the propulsion assembly comprises an integrated motor, a sealing cover, a propeller and a flow guide cover, wherein an output shaft of the integrated motor penetrates through the sealing cover, the sealing cover is connected with the integrated motor, an O-shaped ring mounting groove is formed in one end, close to the integrated motor, of the sealing cover, a first sealing groove is formed in the sealing cover and one end, close to the integrated motor, of the sealing cover, a second sealing groove is formed in the sealing cover and one end, far away from the integrated motor, of the sealing cover, a pin shaft is mounted on the output shaft of the integrated motor, the propeller is connected with the output shaft of the integrated motor and the pin shaft is connected with the inner end of the propeller, a locking nut is arranged at the outer end of the output shaft of the integrated motor and is connected with the outer end of the propeller, the flow guide cover is connected with the sealing cover and the flow guide cover is arranged outside the propeller;
seal assembly includes O type circle, footstep bearing, stainless steel retaining ring, heavy load sealing washer, spacer ring and lip seal, O type circle sets up in the O type circle mounting groove that sealed lid was seted up near integrative motor one end, spacer ring, heavy load sealing washer, stainless steel retaining ring and footstep bearing are installed in the first seal groove that sealed lid was opened in proper order, the lip seal sets up in the second seal groove that sealed lid was opened, footstep bearing, stainless steel retaining ring, heavy load sealing washer, spacer ring and lip seal all cooperate with the output shaft of integrative motor, fill high temperature grease in the space of stainless steel retaining ring, heavy load sealing washer, spacer ring and lip seal.
Preferably, the inner diameters of the thrust bearing, the stainless steel retainer ring, the heavy-duty sealing ring, the spacer ring and the lip-shaped sealing ring are consistent with the outer diameter of the output shaft of the integrated motor, so that the stability of the output shaft of the integrated motor is ensured.
Preferably, first seal groove includes first slotted hole and second slotted hole, first slotted hole and second slotted hole communicate each other, the outer end and the sealed outside of covering of first slotted hole are linked together, footstep bearing and stainless steel retaining ring set up in first slotted hole, just the external diameter of footstep bearing and stainless steel retaining ring is unanimous with the internal diameter of first slotted hole, heavy load sealing washer and spacer ring set up in the second slotted hole, just the external diameter of heavy load sealing washer and spacer ring is unanimous with the internal diameter of second slotted hole to guarantee the stability of spacer ring, heavy load sealing washer, stainless steel retaining ring, footstep bearing.
Preferably, the outer diameter of the lip-shaped sealing ring is consistent with the inner diameter of the second sealing groove, so that the stability of the lip-shaped sealing ring is ensured.
Preferably, the air guide sleeve is connected with the outer wall of the sealing cover through a bolt, so that the air guide sleeve is convenient to mount and dismount.
Compared with the prior art, the utility model has the beneficial effects that:
(1) adopt lip seal circle and high temperature lubricating grease sealing mode between the output shaft of integrative motor and the end cover, sealed lid adopts O type circle sealing mode with integrative motor, and multilayer seal structure prevents that the motor is inside to soak and damage the motor, improves the life of motor greatly.
(2) The thrust bearing is matched with the spacer ring to reduce the axial and radial movement of the motor shaft, and the stability of the propeller is greatly improved.
(3) The structure is simple, and the assembly and disassembly are convenient, thereby being convenient for the maintenance and the maintenance of each component.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the sealing cap;
in the figure: the sealing structure comprises an integrated motor 1, an O-shaped ring 2, a thrust bearing 3, a stainless steel retainer ring 4, a heavy-duty sealing ring 5, a spacer ring 6, a sealing cover 7, a lip-shaped sealing ring 8, a pin shaft 9, a propeller 10, a locking nut 11, a flow guide cover 12, a first sealing groove 13, a first slotted hole 131, a second slotted hole 132 and a second sealing groove 14.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments and the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative effort belong to the protection scope of the present invention;
it should be noted that, in the description of the present invention, it should be noted that the terms "inside", "outside", "upper", "lower", "both sides", "one end", "the other end", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1, a propeller for an underwater robot according to the present invention includes a propulsion assembly and a sealing assembly; the propulsion assembly comprises an integrated motor 1, a sealing cover 7, the integrated motor comprises a propeller 10 and a flow guide cover 12, an output shaft of the integrated motor 1 penetrates through a sealing cover 7, the sealing cover 7 is connected with the integrated motor 1, an O-shaped ring installation groove is formed in one end, close to the integrated motor 1, of the sealing cover 7, a first sealing groove 13 is formed in one end, close to the integrated motor 1, of the sealing cover 7, a second sealing groove 14 is formed in one end, far away from the integrated motor 1, of the sealing cover 7, a pin shaft 9 is installed on the output shaft of the integrated motor 1, the propeller 10 is connected with the output shaft of the integrated motor 1, the pin shaft 9 is connected with the inner end of the propeller 10, a locking nut 11 is arranged at the outer end of the output shaft of the integrated motor 1, the locking nut 11 is connected with the outer end of the propeller 10, the flow guide cover 12 is connected with the sealing cover 7, the flow guide cover 12 is arranged outside the propeller 10, and the flow guide cover 12 is connected with the outer wall of the sealing cover 7 through bolts; the sealing assembly comprises an O-shaped ring 2, a thrust bearing 3, a stainless steel check ring 4, a heavy-duty sealing ring 5, a spacer ring 6 and a lip-shaped sealing ring 8, the O-shaped ring 2 is arranged in an O-shaped ring mounting groove formed in one end, close to the integrated motor 1, of the sealing cover 7, the spacer ring 6, the heavy-duty sealing ring 5, the stainless steel check ring 4 and the thrust bearing 3 are sequentially arranged in a first sealing groove 13 formed in the sealing cover 7, the lip-shaped sealing ring 8 is arranged in a second sealing groove 14 formed in the sealing cover 7, the outer diameter of the lip-shaped sealing ring 8 is consistent with the inner diameter of the second sealing groove 14, the thrust bearing 3, the stainless steel check ring 4, the heavy-duty sealing ring 5, the spacer ring 6 and the lip-shaped sealing ring 8 are all matched with an output shaft of the integrated motor 1, the inner diameters of the thrust bearing 3, the stainless steel check ring 4, the heavy-duty sealing ring 5, the spacer ring 6 and the lip-shaped sealing ring 8 are consistent with the outer diameter of the output shaft of the integrated motor 1, the gaps of the stainless steel retainer ring 4, the heavy-duty sealing ring 5, the spacer ring 6 and the lip-shaped sealing ring 8 are filled with high-temperature lubricating grease.
As shown in fig. 2, the first seal groove 13 includes a first groove hole 131 and a second groove hole 132, the first groove hole 131 and the second groove hole 132 are communicated with each other, the outer end of the first groove hole 131 is communicated with the outside of the seal cover 7, the thrust bearing 3 and the stainless steel retainer ring 4 are disposed in the first groove hole 131, the outer diameters of the thrust bearing 3 and the stainless steel retainer ring 4 are the same as the inner diameter of the first groove hole 131, the heavy-duty seal ring 5 and the spacer ring 6 are disposed in the second groove hole 132, and the outer diameters of the heavy-duty seal ring 5 and the spacer ring 6 are the same as the inner diameter of the second groove hole 132.
The installation method and the use principle are as follows: the integrated motor 1 is an integrated motor assembled by a speed reducer, a brushless motor, a control circuit, a pressure-resistant shell and a watertight plug, and a planetary speed reducer in the integrated motor 1 reduces the output rotating speed of the brushless motor and increases the torque. The brushless motor, the control circuit and the pressure-resistant shell are tightly matched, so that heat generated during working is directly transmitted to a water body through the metal shell, and the heat dissipation of the water body is guaranteed. The output shaft of the integrated motor 1 is sequentially connected with the thrust bearing 3, the stainless steel retainer ring 4, the heavy-load sealing ring 5, the spacer ring 6, the lip-shaped sealing ring 8, the sealing cover 7 and the O-shaped ring 2 in a matched mode, and high-temperature lubricating grease is filled in gaps among the heavy-load sealing ring 5, the spacer ring 6, the stainless steel retainer ring 4 and the lip-shaped sealing ring 8. Then, a pin shaft 9 is threaded on the output shaft of the motor, and the motor is sequentially connected with a propeller 10 and a locking nut 11. Finally, the air guide sleeve 12 is arranged on the sealing cover 7. And finishing the installation. Adopt heavy load sealing washer 5 and high temperature lubricating grease sealing mode between the output shaft of integrative motor 1 and the end cover, adopt O type circle 2 sealing mode between sealed lid 7 and the integrative motor 1, multilayer seal structure prevents that the motor is inside to soak and damages the motor, improves the life of motor greatly. The thrust bearing 3 is matched with the spacer ring 6 to reduce the axial and radial movement of the motor shaft, and the stability of the propeller is greatly improved. And the structure is simple, and the assembly and disassembly are convenient, so that the maintenance and the maintenance of each component are convenient.
The utility model is not described in detail, but is well known to those skilled in the art.
Finally, it is to be noted that: although the present invention has been described in detail with reference to examples, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (5)
1. A propeller for an underwater robot, characterized in that: comprises a propelling component and a sealing component;
the propulsion assembly comprises an integrated motor (1), a sealing cover (7), a propeller (10) and a flow guide cover (12), wherein the output shaft of the integrated motor (1) penetrates through the sealing cover (7), the sealing cover (7) is connected with the integrated motor (1), one end, close to the integrated motor (1), of the sealing cover (7) is provided with an O-shaped ring mounting groove, one end, close to the integrated motor (1), of the inside of the sealing cover (7) is provided with a first sealing groove (13), one end, far away from the integrated motor (1), of the inside of the sealing cover (7) is provided with a second sealing groove (14), the output shaft of the integrated motor (1) is provided with a pin shaft (9), the propeller (10) is connected with the output shaft of the integrated motor (1), the pin shaft (9) is connected with the inner end of the propeller (10), and the outer end of the output shaft of the integrated motor (1) is provided with a locking nut (11), the locking nut (11) is connected with the outer end of the propeller (10), the air guide sleeve (12) is connected with the sealing cover (7), and the air guide sleeve (12) is arranged outside the propeller (10);
seal assembly includes O type circle (2), footstep bearing (3), stainless steel retaining ring (4), heavy load sealing washer (5), spacer ring (6) and lip seal (8), O type circle (2) set up in sealed lid (7) are close to the O type circle mounting groove that integrative motor (1) one end was seted up, spacer ring (6), heavy load sealing washer (5), stainless steel retaining ring (4) and footstep bearing (3) are installed in proper order in first seal groove (13) that sealed lid (7) were opened, lip seal (8) set up in second seal groove (14) that sealed lid (7) were opened, footstep bearing (3), stainless steel retaining ring (4), heavy load sealing washer (5), spacer ring (6) and lip seal (8) all cooperate with the output shaft of integrative motor (1), stainless steel retaining ring (4), heavy load sealing washer (5), The gap between the spacer ring (6) and the lip-shaped sealing ring (8) is filled with high-temperature lubricating grease.
2. A propeller for an underwater robot according to claim 1, characterized in that: the inner diameters of the thrust bearing (3), the stainless steel retainer ring (4), the heavy-duty sealing ring (5), the spacer ring (6) and the lip-shaped sealing ring (8) are consistent with the outer diameter of an output shaft of the integrated motor (1).
3. A propeller for an underwater robot according to claim 1, characterized in that: first seal groove (13) include first slotted hole (131) and second slotted hole (132), first slotted hole (131) and second slotted hole (132) communicate each other, the outer end and the sealed lid (7) outside of first slotted hole (131) are linked together, thrust bearing (3) and stainless steel retaining ring (4) set up in first slotted hole (131), just the external diameter of thrust bearing (3) and stainless steel retaining ring (4) is unanimous with the internal diameter of first slotted hole (131), heavy load sealing washer (5) and spacer ring (6) set up in second slotted hole (132), just the external diameter of sealing washer heavy load (5) and spacer ring (6) is unanimous with the internal diameter of second slotted hole (132).
4. A propeller for an underwater robot according to claim 1, characterized in that: the outer diameter of the lip-shaped sealing ring (8) is consistent with the inner diameter of the second sealing groove (14).
5. A propeller for an underwater robot according to claim 1, characterized in that: the air guide sleeve (12) is connected with the outer wall of the sealing cover (7) through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122029696.9U CN215419858U (en) | 2021-08-26 | 2021-08-26 | Propeller for underwater robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122029696.9U CN215419858U (en) | 2021-08-26 | 2021-08-26 | Propeller for underwater robot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215419858U true CN215419858U (en) | 2022-01-04 |
Family
ID=79664381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122029696.9U Active CN215419858U (en) | 2021-08-26 | 2021-08-26 | Propeller for underwater robot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215419858U (en) |
-
2021
- 2021-08-26 CN CN202122029696.9U patent/CN215419858U/en active Active
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