CN212797269U - Underwater propeller - Google Patents
Underwater propeller Download PDFInfo
- Publication number
- CN212797269U CN212797269U CN202021855391.2U CN202021855391U CN212797269U CN 212797269 U CN212797269 U CN 212797269U CN 202021855391 U CN202021855391 U CN 202021855391U CN 212797269 U CN212797269 U CN 212797269U
- Authority
- CN
- China
- Prior art keywords
- propeller
- main body
- flow
- underwater
- incident
- Prior art date
- 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.)
- Active
Links
Images
Abstract
The utility model provides an underwater thruster, which comprises a thruster main body and a propeller; the propeller main body comprises a first main body end face and a second main body end face which is arranged in mirror symmetry with the first main body end face; the propeller main body comprises a flow-meeting side and a back flow side opposite to the flow-meeting side by taking the width direction visual angles of the first main body end surface and the second main body end surface as a reference; the flow-facing side comprises a flow-facing baseline which is positioned at the foremost end of the flow-facing direction of the propeller main body and is in a convex arc shape opposite to the direction of the fluid acting force; the propeller is installed on the back flow side of the propeller main body. The utility model provides a propeller, major structure adopt bionical fin structural design, have reduced the resistance that moves ahead in aqueous to can be with the integrated inside in the fin main part of propeller multimachine mechanism part, for example controller, power etc. make compact and easy to assemble dismantlement of overall structure.
Description
Technical Field
The utility model relates to a power propulsion technical field, concretely relates to underwater propulsor.
Background
The underwater propeller is used for propelling without power in underwater or water surface navigation. The device works on the water surface or underwater environment and is acted by the flow resistance force of water. The resistance of the underwater propeller is reduced, so that the underwater propeller obtains better propelling performance.
The existing underwater propeller has many technical defects:
(1) structural design is unreasonable, and too the positive structure of board can cause the resistance of water too big, reduces the time of endurance, influences the navigation speed of propeller, probably leads to propeller work failure even to cause boats and ships work efficiency to reduce, the input of incremental cost.
(2) The power supply and the propeller main body are of a separated structure, the whole weight is too large, the carrying is inconvenient, the mounting and dismounting steps are complex, and some non-professionals cannot independently operate the propeller.
(3) The energy supply is unstable, and energy structural design is unreasonable, can not provide stable energy for the propeller, causes the propeller navigation speed to descend, can not normally work.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of above technical problem, provide an underwater propulsor with less resistance, compact structure.
In order to achieve the above object, some embodiments of the present invention provide the following technical solutions:
an underwater thruster comprises a thruster main body and a propeller;
the propeller main body comprises a first main body end face and a second main body end face which is arranged in mirror symmetry with the first main body end face; the propeller main body comprises a flow-meeting side and a back flow side opposite to the flow-meeting side by taking the width direction visual angles of the first main body end surface and the second main body end surface as a reference; the flow-facing side comprises a flow-facing baseline which is positioned at the foremost end of the flow-facing direction of the propeller main body and is in a convex arc shape opposite to the direction of the fluid acting force;
the propeller is installed on the back flow side of the propeller main body.
In some embodiments of the present invention: in the direction of the interval between the first main body surface and the second main body surface, the incident flow baseline is positioned between the interval between the first main body surface and the second main body surface; the incident side further comprises a first incident surface and a second incident surface, the first incident surface is connected with the incident baseline and the first main body surface, and the second incident surface is connected with the incident baseline and the second main body surface.
In some embodiments of the present invention: the back flow side is in an inwards concave arc shape in the same direction as the incident flow side.
In some embodiments of the present invention: the propeller back flow side is provided with a motor base, the propeller further comprises a motor, the motor base is arranged on the propeller main body, and the motor is connected with the propeller.
In some embodiments of the present invention: be provided with the sealed cabin in the propeller main part, including the cabin main part and by the cabin chamber in cabin main part besieged city, the cabin intracavity is provided with the power, is connected with the motor electricity.
In some embodiments of the present invention: the main body part of the sealed cabin is positioned on the first main body surface, the main body part of the sealed cabin is positioned on the second main body surface, and the part of the sealed cabin positioned on the first main body surface and the part positioned on the second main body surface are symmetrically arranged.
In some embodiments of the present invention: the sealed cabin main body is streamline.
In some embodiments of the present invention: the propeller further comprises a flow guide cover which is arranged around the periphery of the propeller
In some embodiments of the present invention: the air guide sleeve comprises a first end part, a second end part and a grid mesh part arranged between the first end part and the second end part; the first end is connected to the capsule body.
In some embodiments of the present invention: the first ends in the interval direction of the incident flow side and the back flow side are connected through an arc transition structure, and the second ends in the interval direction of the incident flow side and the back flow side are connected through a plane.
The utility model discloses some embodiments are provided with the fixed plate at the second end of meeting stream side and the side interval direction of back flow for install the propeller to waiting advancing mechanism.
Compared with the prior art, the utility model discloses technical scheme's beneficial effect lies in:
the utility model provides a propeller, major structure adopt bionical fin structural design, have reduced the resistance that moves ahead in aqueous to can be with the integrated inside in the fin main part of propeller multimachine mechanism part, for example controller, power etc. make compact and easy to assemble dismantlement of overall structure.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
Fig. 1a is a schematic view of a first view structure of the underwater propeller of the present invention;
fig. 1b is a schematic view of a first view of the underwater propeller of the present invention in a partially cut-away structure;
fig. 2 is a schematic view of a second view structure of the underwater propeller of the present invention;
fig. 3 is a schematic view of a third view structure of the underwater propeller of the present invention;
fig. 4 is a fourth view structural diagram of the underwater propeller of the present invention;
101-a first body end face, 102-a second body end face, 103-an incident flow side, 1031-an incident flow base line, 1032-a first incident flow face, 1033-a second incident flow face, 104-a back flow side, 105-a transition arc structure;
2, a propeller;
3-a motor base;
4-a motor;
501-cabin body, 502-cabin cavity;
6-a power supply;
701-a first end, 702-a second end, 703-a grid;
8-a top plate;
9-fixing the plate.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
The term "connection" or the like may mean direct connection or direct communication between components, or may mean indirect connection or indirect communication between components.
The terms "first" and "second" are used for descriptive purposes only and are not intended to imply relative importance.
The invention provides an underwater propeller which can be carried on underwater equipment and is used for propelling the underwater equipment.
Underwater thruster structure referring to fig. 1 to 4, a thruster body and a propeller mounted on the thruster body are included.
The utility model provides a propeller main part of underwater propulsor is the property of approximate fin. Referring to fig. 1, the thruster body comprises a first body end face 101 and a second body end face 102 arranged mirror-symmetrically to the first body end face 101; when the underwater propeller works, the first body end surface 101 and the second body end surface 102 are not used as a flow-facing surface and do not bear or bear smaller fluid resistance, so that the two body end surfaces can be made into a plane shape or can also adopt a streamline shape to reduce the effect of the fluid resistance on the propeller.
With a width direction view of the first body end surface 101 and the second body end surface 102 as a reference (i.e. a direction in which two body end surface planes extend, i.e. a direction of a front view of the underwater thruster presented in fig. 1), the thruster body includes an incident flow side and a back flow side 104 opposite to the incident flow side 103; the fin shape of the propeller is configured by the shape of the incident flow side and the back flow side.
The incident flow side 103 comprises an incident flow baseline 1031, the incident flow baseline 1031 is positioned at the foremost end of the incident flow direction of the propeller body, and the incident flow baseline 1031 is positioned at the most lateral side of the propeller body in the direction shown in fig. 1 and is a direct acting side of water flow on the propeller when the propeller works; in order to reduce the acting force of the water flow on the propeller, the incident flow baseline 1031 is in a convex arc shape opposite to the acting force direction of the fluid; this configuration configures the propeller body to resemble a fin of a fish, reducing the force of the water flow on the propeller.
The propeller 2 is mounted on the back flow side 104 of the propeller body.
In some embodiments of the present invention: the incident flow baseline 103 is located between the first body surface 101 and the second body surface 102 in the direction of spacing therebetween (i.e., in the thickness direction of the propeller body), i.e., the incident flow baseline 1031 is spaced from the first pig's hoof surface 101 and the second body surface 102 in both the width direction and the thickness direction of the propeller body; the incident flow side 103 further includes a first incident flow surface 1032 and a second incident flow surface 1033, the first incident flow surface 1032 connects the incident flow baseline 1031 and the first body surface 101, and the second incident flow surface 1033 connects the incident flow baseline and the second body surface 102. After the water flow acts on the incident flow baseline 1031, the first incident flow surface 1032 and the second incident flow surface 1033 play a role in guiding the flow, and further play a role in reducing the running resistance.
In some embodiments of the present invention: the back flow side 104 is an arc structure with the same direction as the flow side 103, and forms an inward concave arc relative to the propeller main body. Opposite the side line 1031, the side 104 includes a base line with a concave arc shape, which makes the propeller body more facing the fins and the overall structure more compact. The propeller 2 is mounted in the concave arc section.
Corresponding to the upstream side 103, the downstream base line is connected to the first body surface 101 via a first downstream surface and to the second body surface 102 via a second downstream surface.
In some embodiments of the present invention: the first end (the upper end shown in fig. 1) of the interval direction between the incident flow side 103 and the back flow side 104 is connected via an arc-shaped transition structure 105, and the second end (the lower end shown in fig. 1) of the interval direction between the incident flow side 103 and the back flow side is connected via a plane structure. Further, at a second end of the incident flow side 103 and the back flow side 104 in the interval direction, a fixing mechanism is provided for mounting the propeller to the mechanism to be propelled. The fixing mechanism comprises a top plate 8 installed on the plane structure and a fixing plate 9 installed on the top plate 8, and the propeller is installed on the mechanism to be propelled through the fixing plate 9. The specification of the fixing plate 9 is optional, so that the propeller can be conveniently and quickly connected with other equipment.
In some embodiments of the present invention: propeller back flow side 104 is provided with motor cabinet 3, and the propeller further includes motor 4, installs in the propeller main part through motor cabinet 3, and motor 4 is connected with screw 2 for drive screw 2 moves. In some embodiments of the present invention: be provided with the sealed cabin in the propeller main part, including cabin main part 501 and the cabin chamber 502 by cabin main part 501 besieged city, be provided with power 6 in the cabin chamber 502, be connected with motor 4 electricity for provide the electric energy for motor 4.
Further, due to the addition of the sealed cabin structure, the running resistance of the propeller is increased. In order to reduce the influence of the sealed cabin on the performance of the propeller, the sealed cabin body is in a streamline shape, and particularly, the streamline shape is in a gradually convex transition from the incident flow side 103 to the back flow side 104.
Further, since the capsule is a protruding structure formed on the propeller body, in order to make both sides of the propeller body affected by the equilibrium, the capsule body is partially located on the first body surface 101 and partially located on the second body surface 102, and the portions thereof located on the first body surface 101 and the second body surface 102 are symmetrically arranged.
Through above-mentioned structure, with motor 4, 6 structure integration to the propeller of power, improve the performance of propeller independent work.
In some embodiments of the present invention: the propeller further comprises a flow guiding cover 7, and the flow guiding cover 7 is arranged around the outer periphery of the propeller 2. The air guide sleeve 7 can be used for protecting the propeller, and the air guide sleeve 7 is additionally arranged to interact with a wake vortex generated by the propeller 2, so that the thrust loss is reduced, and the thrust is higher.
The air guide sleeve 7 is further mounted by the following structure. The air guide sleeve 7 comprises a first end 701, a second end 702 and a grille net portion 703 arranged between the first end 701 and the second end 702; the first end 701 is connected to the capsule body 501.
In some embodiments, a signal receiving unit may be further configured for the underwater propulsion device to receive a remote control signal to control the operation of the motor 4.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. An underwater thruster is characterized by comprising a thruster main body and a propeller;
the propeller main body comprises a first main body end face and a second main body end face which is arranged in mirror symmetry with the first main body end face; the propeller main body comprises a flow-meeting side and a back flow side opposite to the flow-meeting side by taking the width direction visual angles of the first main body end surface and the second main body end surface as a reference; the flow-facing side comprises a flow-facing baseline which is positioned at the foremost end of the flow-facing direction of the propeller main body and is in a convex arc shape opposite to the direction of the fluid acting force;
the propeller is installed on the back flow side of the propeller main body.
2. An underwater propulsion device as claimed in claim 1, wherein: in the direction of the interval between the first main body surface and the second main body surface, the incident flow baseline is positioned between the interval between the first main body surface and the second main body surface; the incident side further comprises a first incident surface and a second incident surface, the first incident surface is connected with the incident baseline and the first main body surface, and the second incident surface is connected with the incident baseline and the second main body surface.
3. An underwater vehicle as claimed in claim 1, wherein the leeward side is concavely curved in the same direction as the flow-in side.
4. An underwater propeller as claimed in claim 1, wherein the propeller is provided with a motor mount on a back flow side thereof, and the propeller further comprises a motor mounted on the propeller body via the motor mount, the motor being connected to the propeller.
5. An underwater propeller as claimed in claim 4, wherein the propeller body is provided with a sealed cabin, and the sealed cabin comprises a cabin body and a cabin cavity enclosed by the cabin body, and a power supply is arranged in the cabin cavity and is electrically connected with the motor.
6. An underwater propulsor as claimed in claim 5, wherein the capsule body is partially on the first body surface and partially on the second body surface, and wherein the portions on the first body surface and the second body surface are symmetrically disposed.
7. An underwater propeller as claimed in claim 1, 5 or 6, wherein the propeller further comprises a pod circumferentially disposed on an outer peripheral side of the propeller.
8. The underwater propulsor of claim 7 wherein the pod includes a first end, a second end, and a grille mesh portion disposed between the first end and the second end; the first end is connected to the capsule body.
9. An underwater vehicle as claimed in claim 1 wherein the first end of the spaced apart upstream and downstream sides are connected by an arcuate transition structure and the second end of the spaced apart upstream and downstream sides are connected by a planar surface.
10. An underwater propulsion device as claimed in claim 9 wherein at a second end spaced from the upstream and downstream sides there is provided a mounting plate for mounting the propulsion device to the mechanism to be propelled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021855391.2U CN212797269U (en) | 2020-08-31 | 2020-08-31 | Underwater propeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021855391.2U CN212797269U (en) | 2020-08-31 | 2020-08-31 | Underwater propeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212797269U true CN212797269U (en) | 2021-03-26 |
Family
ID=75087895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021855391.2U Active CN212797269U (en) | 2020-08-31 | 2020-08-31 | Underwater propeller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212797269U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114148497A (en) * | 2021-12-23 | 2022-03-08 | 广东逸动科技有限公司 | Underwater propeller and water carrying device |
| WO2023060670A1 (en) * | 2021-10-14 | 2023-04-20 | 邵建锋 | Electric thruster |
-
2020
- 2020-08-31 CN CN202021855391.2U patent/CN212797269U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023060670A1 (en) * | 2021-10-14 | 2023-04-20 | 邵建锋 | Electric thruster |
| CN114148497A (en) * | 2021-12-23 | 2022-03-08 | 广东逸动科技有限公司 | Underwater propeller and water carrying device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212797269U (en) | Underwater propeller | |
| KR101205683B1 (en) | A marine propulsion set comprising a pod designed to be installed under the hull of a ship | |
| JP2008018927A (en) | Watercraft propulsion system | |
| CN111674535B (en) | Nacelle propeller suction type resistance suppression and auxiliary heat dissipation device | |
| JP5064853B2 (en) | Helical wing propulsion, submerged floating catamaran | |
| CN206087246U (en) | Take pipeline propeller of safeguard function | |
| CN111824326A (en) | Ship structure deeply coupled with water jet propulsion unit | |
| CN211076303U (en) | Water jet propulsion device capable of being used positively and negatively | |
| CN210653605U (en) | Novel underwater brushless magnetic coupling propeller | |
| CN210364333U (en) | Jet type drifting boat | |
| CN109835455B (en) | Flexible tail fin-imitating propeller driven by link mechanism | |
| JP2008149746A (en) | Contra-rotating propeller device for ship | |
| CN214493307U (en) | Underwater propeller with protective structure | |
| KR101506050B1 (en) | Duct Structure for Ship | |
| CN212951072U (en) | Electric-pushing integrated propulsion device | |
| CN212500968U (en) | Low-vibration high-efficiency double-conduit paddle front energy-saving device | |
| CN207902723U (en) | A kind of modularization submersible pump spray propulsion device | |
| CN111746749A (en) | Rudder propeller matching system | |
| CN215245448U (en) | Simple marine propeller | |
| CN216468403U (en) | Propeller | |
| CN213200044U (en) | Propulsion unit easy to assemble and use | |
| CN110406651A (en) | A kind of ROV of list propeller | |
| CN213384670U (en) | Pipeline propeller with vector nozzle | |
| CN216762123U (en) | Propeller that area drive electricity was transferred | |
| CN216887142U (en) | Power system assembly and hydrofoil plate with same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |