CN114180018B

CN114180018B - Hub-free rim propeller

Info

Publication number: CN114180018B
Application number: CN202111449945.8A
Authority: CN
Inventors: 张澳; 王思奥; 方秋涓
Original assignee: Ganzhou Qianxing Technology Co ltd
Current assignee: Ganzhou Qianxing Technology Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-11-25
Anticipated expiration: 2041-11-30
Also published as: CN114180018A

Abstract

The invention discloses a hub-free type rim propeller, which comprises a main rim, wherein a first sliding groove is formed in the main rim, a side rim is inserted and connected to the outer side of the main rim, a connecting rod is fixedly connected to the outer side of the main rim, a spoiler is fixedly connected to the outer side of the connecting rod, an insertion hole is formed in the side wall of the main rim, and a locking mechanism is arranged on the inner side of the insertion hole; according to the hub-free rim propeller, the spoiler is arranged on the outer side of the rim, the arc length of the outer wall of the spoiler is larger than that of the inner wall, so that the flow velocity of the outer wall surface is higher than that of the inner wall surface, the pressure of the inner wall surface is higher than that of the outer wall surface, the pressure difference generates a force which points from the inner wall surface to the outer wall surface, the spoiler has small thrust, and the resistance of an underwater vehicle can be effectively reduced.

Description

Hub-free rim propeller

Technical Field

The invention relates to the technical field of propellers, in particular to a hub-free rim propeller.

Background

The propeller is a device which rotates in the air or water by the paddle and converts the rotating power of the engine into the propulsive force, two or more blades are connected with a hub, the backward surface of each blade is a helicoid or a propeller similar to the helicoid, the propellers are various, and the propeller is widely applied, such as propellers of aircrafts and ships.

When the existing hub-free type rim propeller is used, the hub-free type rim propeller can only be integrally disassembled and assembled through the rim, when a single blade is damaged, the rim cannot be quickly opened, the blade can be replaced, and the resistance of water flow during sailing cannot be reduced.

To this end, the present invention provides a hubless rim propeller to solve the above problems.

Disclosure of Invention

In view of the deficiencies of the prior art, the present invention provides a hub-less rim propeller that solves the above problems.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a no hub type rim screw, includes the main wheel rim, first spout has been seted up to the inside of main wheel rim, the inside sliding connection of first spout has first rotation strip, the inboard fixedly connected with second grade paddle of first rotation strip, the outside of main wheel rim is pegged graft and is had the side wheel rim, the second spout has been seted up to the inside of side wheel rim, the inside sliding connection of second spout has the second to rotate the strip, the inboard fixedly connected with one-level paddle of second rotation strip, the outside fixedly connected with connecting rod of main wheel rim, the outside fixedly connected with spoiler of connecting rod, the jack has been seted up on the lateral wall of main wheel rim, the inboard of jack is provided with locking mechanism, locking mechanism's top is provided with the button, the top fixedly connected with of button presses the piece, the outside fixedly connected with inserted bar of side wheel rim.

Preferably, the jack includes the through-hole, the top of through-hole is provided with the sealing washer, the seal groove has been seted up at the top of through-hole, the connecting hole has been seted up at the top of seal groove.

Preferably, the sealing ring is arranged in the sealing groove, and the outer diameter of the sealing ring is smaller than the inner diameter of the sealing groove.

Preferably, locking mechanism includes the second sleeve, the first spring of fixedly connected with on the telescopic inside wall of second, the right side fixedly connected with locating lever of first spring, the inside fixedly connected with second spring of locating lever, the top fixedly connected with dog of second spring, the telescopic top fixedly connected with protection film of second, it is connected with the gear to rotate on the inner wall of main wheel rim, the outside of gear is provided with the extrusion piece, the top fixedly connected with third spring of extrusion piece.

Preferably, tooth sockets meshed with the gears are formed in the outer sides of the extrusion blocks, the tooth sockets meshed with the gears are formed in the tops of the positioning rods, and the right sides of the positioning rods are connected inside the second sleeves in a sliding mode.

Preferably, the standing groove has been seted up to the inside of locating lever, second spring fixed connection is on the interior diapire of standing groove, the shrinkage pool has been seted up at the telescopic top of second, the dog can be pegged graft in the inside of shrinkage pool.

Preferably, the fixed connection of protection film is in the outside of the shrinkage pool that the telescopic top of second was seted up, the dog can pass the shrinkage pool after be connected with the bottom of protection film.

Preferably, the main wheel rim and the side wheel rim are spliced together, and the spoiler is arranged on the outer side of the main wheel rim and the side wheel rim.

Advantageous effects

The invention provides a hub-free rim propeller. Compared with the prior art, the method has the following beneficial effects:

(1) According to the hub-free rim propeller, the spoiler is arranged on the outer side of the rim, the arc length of the outer wall of the spoiler is larger than that of the inner wall, so that the flow velocity of the outer wall surface is higher than that of the inner wall surface, the pressure of the inner wall surface is higher than that of the outer wall surface, and the pressure difference generates a force pointing to the outer wall surface from the inner wall surface, so that the spoiler has small thrust.

(2) This no hub formula rim screw, through aim at the jack on the main rim with the inserted bar on the side wheel rim, along with the in-process that the inserted bar inserted the jack, the inserted bar can contact with the sealing washer after the through-hole very first time, after the inserted bar contacted the sealing washer, through the inside slip of sealing washer at the seal groove, discharge the inside gas of seal groove through the exhaust duct on the inserted bar, make the inside atmospheric pressure of jack reduce, thereby through the inside and outside atmospheric pressure difference of jack, make the inside of the more light insert through-hole of jack.

(3) This no hub formula rim screw, can contact and promote the extrusion piece through the inserted bar and shift up, the tooth's socket that the extrusion piece shifted up through the outside drives gear revolve, gear revolve drives the locating lever through the tooth's socket at locating lever top and removes, can peg graft in the slot on the inserted bar after the locating lever removes, the locating lever removes and can stretch first spring and drive the dog and remove this moment, along with the removal of locating lever, the dog can contact with the shrinkage pool at second sleeve top, promote dog and second sleeve top shrinkage pool joint through the reseing of second spring, thereby push up the inside of protection film, make the locating lever fix the inside at the second sleeve, the inserted bar also can be fixed to the locating lever this moment, the jack contact through inserted bar on the side wheel edge and main rim, make main rim and side wheel edge fix together.

(4) This no hub type rim screw through pressing the piece, drives button and protection film contact through pressing the piece, can extrude the inside that the dog got into the second sleeve behind the contact protection film, drives the locating lever through the restoration of first spring and parts with the inserted bar, can extract the inserted bar, separates main rim and side rim for main rim can part fast with the side rim.

Drawings

FIG. 1 is a perspective view of the external structure of the present invention;

FIG. 2 is a front view of the outer structure of the present invention;

FIG. 3 is a front elevational view of the internal structure of the main rim of the present invention;

FIG. 4 is a top view of the side rim outer structure of the present invention;

fig. 5 is a side view of the internal structure of the locking mechanism of the present invention.

FIG. 1, main rim; 101. a first chute; 102. a first rotating bar; 103. a secondary blade; 2. a side rim; 201. a second chute; 202. a second rotating bar; 203. a first-stage paddle; 3. a spoiler; 4. a connecting rod; 7. a jack; 701. a through hole; 702. a seal ring; 703. a sealing groove; 704. connecting holes; 8. a locking mechanism; 801. a second sleeve; 802. a first spring; 803. positioning a rod; 804. a second spring; 805. a stopper; 806. a protective film; 807. a gear; 808. extruding the block; 809. a third spring; 9. a button; 10. according to blocks; 11. and (4) inserting the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1 to 5, a hub-less rim propeller comprises a main rim 1, a first sliding groove 101 is formed in the main rim 1, a first rotating bar 102 is slidably connected to the inside of the first sliding groove 101, a second-stage blade 103 is fixedly connected to the inside of the first rotating bar 102, the second-stage blade 103 is fixed to the first rotating bar 102, a second-stage blade 203 is fixed to the second rotating bar 202, the first rotating bar 102 is rotatably connected to the inside of the first sliding groove 101 of the main rim 1, the second rotating bar 202 is rotatably connected to the inside of a second sliding groove 201 of the side rim 2, the side rim 2 is inserted into the outside of the main rim 1, the main rim 1 and the side rim 2 are inserted together, a spoiler 3 is arranged on the outside of the main rim 1 and the side rim 2, a second sliding groove 201 is formed in the inside of the side rim 2, a second rotating bar 202 is slidably connected to the inside of the second sliding groove 201, and a first-stage blade 203 is fixedly connected to the inside of the second rotating bar 202, the outer side of the main rim 1 is fixedly connected with a connecting rod 4, the outer side of the connecting rod 4 is fixedly connected with a spoiler 3, the side wall of the main rim 1 is provided with a jack 7, the inner side of the jack 7 is provided with a locking mechanism 8, the locking mechanism 8 comprises a second sleeve 801, the inner side wall of the second sleeve 801 is fixedly connected with a first spring 802, the right side of the first spring 802 is fixedly connected with a positioning rod 803, the inside of the positioning rod 803 is provided with a placing groove, the second spring 804 is fixedly connected with the inner bottom wall of the placing groove, the top of the second sleeve 801 is provided with a concave hole, a stopper 805 can be inserted into the concave hole, the inside of the positioning rod 803 is fixedly connected with a second spring 804, the top of the second spring 804 is fixedly connected with a stopper 805, the top of the second sleeve 801 is fixedly connected with a protective film 806, the protective film 806 is fixedly connected with the outer side of the concave hole formed at the top of the second sleeve 801, the stop 805 can pass through the concave hole and then be connected with the bottom of the protective film 806, the inner wall of the main rim 1 is rotatably connected with a gear 807, the outer side of the gear 807 is provided with an extrusion block 808, the outer side of the extrusion block 808 is provided with tooth grooves meshed with the gear 807, the top of the positioning rod 803 is provided with tooth grooves meshed with the gear 807, the inserted link 11 on the side rim 2 is contacted with the jack 7 of the main rim 1, so that the main rim 1 and the side rim 2 are fixed together, when the main rim 1 and the side rim 2 need to be disassembled, only the pressing block 10 needs to be pressed, the button 9 is driven to be contacted with the protective film 806 by pressing the pressing block 10, the stop 805 can be extruded into the second sleeve 801 after contacting with the protective film 806, the positioning rod 803 is driven to be separated from the inserted link 11 by the resetting of the first spring 802, the inserted link 11 can be pulled out, the main rim 1 is separated from the side rim 2, the right side of the positioning rod 803 is slidably connected with the inside of the second sleeve 801, the top of the extrusion block 808 is fixedly connected with a third spring 809, the insert rod 11 contacts with the extrusion block 808 and pushes the extrusion block 808 to move upwards, the extrusion block 808 moves upwards to drive the gear 807 to rotate through an external tooth socket, the gear 807 rotates to drive the positioning rod 803 to move through the tooth socket at the top of the positioning rod 803, the positioning rod 803 moves and then is inserted into a slot on the insert rod 11, the positioning rod 803 moves to stretch the first spring 802 and drive the stopper 805 to move, the stopper 805 contacts with a concave hole at the top of the second sleeve 801 along with the movement of the positioning rod 803, the stopper 805 is pushed by the reset of the second spring 804 to be clamped with the concave hole at the top of the second sleeve 801, so as to push the positioning rod 803 to be fixed inside the second sleeve 801, the positioning rod 803 also fixes the insert rod 11 at this time, the top of the locking mechanism 8 is provided with a button 9, the top of the button 9 is fixedly connected with a press block 10, the outer side of the side wheel rim 2 is fixedly connected with an inserted rod 11.

The second embodiment:

referring to fig. 1-5, the present embodiment provides a technical solution based on the first embodiment: a hub-free type rim propeller comprises a main rim 1, a first sliding groove 101 is formed in the main rim 1, a first rotating strip 102 is connected to the inner portion of the first sliding groove 101 in a sliding mode, a secondary blade 103 is fixedly connected to the inner side of the first rotating strip 102, a side rim 2 is inserted into the outer side of the main rim 1 in an inserting mode, the side rim 2 is supported, after the side rim 2 is supported, aligning the insert rod 11 on the side rim 2 with the jack 7 on the main rim 1, arranging a second sliding groove 201 in the side rim 2, slidably connecting the second sliding groove 201 with a second rotating strip 202, fixedly connecting the inner side of the second rotating strip 202 with a first-stage paddle 203, fixedly connecting the outer side of the main rim 1 with a connecting rod 4, fixedly connecting the outer side of the connecting rod 4 with a spoiler 3, arranging the jack 7 on the side wall of the main rim 1, wherein the jack 7 comprises a through hole 701, the top of the through hole 701 is provided with a sealing ring 702, the top of the through hole 701 is provided with a sealing groove 703, the sealing ring 702 is arranged in the sealing groove 703, the outer diameter of the sealing ring 702 is smaller than the inner diameter of the sealing groove 703, the top of the sealing groove 703 is provided with a connecting hole 704, and in the process that the insert rod 11 is inserted into the jack 7, the insert rod 11 can contact with the sealing ring 702 after contacting the through hole 701 at the first time, when the insert rod 11 contacts the seal ring 702, the seal ring 702 slides in the seal groove 703, so that the gas in the seal groove 703 is discharged through the vent groove in the insert rod 11, thereby reducing the gas pressure in the insert hole 7, therefore, the jack 7 can be inserted into the through hole 701 more easily through the air pressure difference between the inside and the outside of the jack 7, the locking mechanism 8 is arranged on the inner side of the jack 7, the button 9 is arranged at the top of the locking mechanism 8, the top of the button 9 is fixedly connected with the pressing block 10, and the inserting rod 11 is fixedly connected to the outer side of the side wheel rim 2.

And those not described in detail in this specification are well within the skill of those in the art.

During operation, the secondary blade 103 is fixed on the first rotating strip 102, the primary blade 203 is fixed on the second rotating strip 202, the first rotating strip 102 is connected to the inside of the first chute 101 on the main rim 1 in a rotating mode, the second rotating strip 202 is connected to the inside of the second chute 201 on the side rim 2 in a rotating mode, the side rim 2 is lifted up, after the side rim 2 is lifted up, the inserted rod 11 on the side rim 2 is aligned with the insertion hole 7 on the main rim 1, in the process that the inserted rod 11 is inserted into the insertion hole 7, the inserted rod 11 can be contacted with the through hole 701 at the first time and then contacted with the sealing ring 702, after the inserted rod 11 is contacted with the sealing ring 702, the sealing ring 702 slides in the sealing groove 703, gas in the sealing groove 703 is discharged through the exhaust groove on the inserted rod 11, so that the gas pressure in the insertion hole 7 is reduced, and the insertion hole 7 is inserted into the through the gas pressure difference between the inside and the outside of the insertion hole 7, and the spoiler 3 is arranged outside wall surface, so that the outer wall surface pressure difference is higher than the inner wall surface pressure, and the thrust pressure difference is generated by the inner wall surface pressure, and the thrust pressure difference, so that the thrust difference is higher than the thrust pressure of the thrust of the inner wall surface, and the thrust of the thrust plate 3 is reduced. Compared with an underwater vehicle without the spoiler 3, the thrust of the underwater vehicle with the spoiler 3 is increased, the water is attached to the outer surface of the underwater vehicle when flowing due to certain viscosity, so that the resistance of the underwater vehicle is increased, the flow rate of the fluid attached to the surface of the underwater vehicle is accelerated due to the application of the spoiler 3, and the resistance of the underwater vehicle can be effectively reduced.

Subsequently, the insert rod 11 contacts with the extrusion block 808 and pushes the extrusion block 808 to move upwards, the extrusion block 808 moves upwards to drive the gear 807 to rotate through an external toothed groove, the gear 807 rotates to drive the positioning rod 803 to move through a toothed groove at the top of the positioning rod 803, the positioning rod 803 moves to be inserted into a slot on the insert rod 11, the positioning rod 803 moves to stretch the first spring 802 and drive the stopper 805 to move, along with the movement of the positioning rod 803, the stopper 805 contacts with a concave hole at the top of the second sleeve 801, the stopper 805 is pushed to be clamped with the concave hole at the top of the second sleeve 801 through the resetting of the second spring 804, so that the stopper 803 is pushed to the inside of the protective film 806, the positioning rod 803 is fixed inside the second sleeve 801, the positioning rod 803 also fixes the insert rod 11, the insert rod 11 contacts with the jack 7 of the main rim 1 through the insert rod 11 on the side rim 2, the main rim 1 and the side rim 2 are fixed together, when the main rim 1 and the side rim 2 need to be disassembled, the press the block 10 to drive the button 9 to contact with the protective film 806, the stopper 805 enters the second sleeve, the inner part of the insert rod 801 through the first spring 802, and the positioning rod 11 can be separated from the main rim 11.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A hubless rim propeller comprising a main rim (1), characterized in that: the inner side of the main wheel rim (1) is provided with a first sliding groove (101), the inner part of the first sliding groove (101) is connected with a first rotating strip (102) in a sliding manner, the inner side of the first rotating strip (102) is fixedly connected with a secondary paddle (103), the main wheel rim (1) is inserted into a side wheel rim (2) along one axial side of the main wheel rim, the inner part of the side wheel rim (2) is provided with a second sliding groove (201), the inner side of the second sliding groove (201) is connected with a second rotating strip (202) in a sliding manner, the inner side of the second rotating strip (202) is fixedly connected with a primary paddle (203), the outer side of the main wheel rim (1) is fixedly connected with a connecting rod (4), the outer side of the connecting rod (4) is fixedly connected with a spoiler (3), the side wall of the main wheel rim (1) is provided with an inserting hole (7), the inner side of the inserting hole (7) is provided with a locking mechanism (8), the top of the locking mechanism (8) is provided with a button (9), the top of the button (9) is fixedly connected with a pressing block (10), the side wheel rim (2) facing one side of the main wheel rim (1) is fixedly connected with an inserting rod (11), and the inserting rod (11) for inserting sleeve (11), and the locking mechanism (11) comprises a second locking mechanism (11), fixedly connected with first spring (802) on the inside wall of second sleeve (801), the right side fixedly connected with locating lever (803) of first spring (802), the inside fixedly connected with second spring (804) of locating lever (803), the top fixedly connected with dog (805) of second spring (804), the top fixedly connected with protection film (806) of second sleeve (801), it is connected with gear (807) to rotate on the inner wall of main rim (1), the outside of gear (807) is provided with extrusion piece (808), the top fixedly connected with third spring (809) of extrusion piece (808).

2. A hubless rimless propeller as claimed in claim 1, wherein: the jack (7) comprises a through hole (701), a sealing ring (702) is arranged at the top of the through hole (701), a sealing groove (703) is formed in the top of the through hole (701), and a connecting hole (704) is formed in the top of the sealing groove (703).

3. A hubless rim propeller as set forth in claim 2, wherein: the sealing ring (702) is arranged in the sealing groove (703), and the outer diameter of the sealing ring (702) is smaller than the inner diameter of the sealing groove (703).

4. A hubless rim propeller as in claim 1, wherein: tooth grooves meshed with the gears (807) are formed in the outer sides of the extrusion blocks (808), the tooth grooves meshed with the gears (807) are formed in the top of the positioning rod (803), and the right side of the positioning rod (803) is connected to the inside of the second sleeve (801) in a sliding mode.

5. A hubless rimless propeller as claimed in claim 1, wherein: the inside of locating lever (803) has been seted up the standing groove, second spring (804) fixed connection is on the interior diapire of standing groove, the shrinkage pool has been seted up at the top of second sleeve (801), dog (805) can be pegged graft in the inside of shrinkage pool.

6. A hubless rimless propeller as claimed in claim 1, wherein: the protective film (806) is fixedly connected to the outer side of a concave hole formed in the top of the second sleeve (801), and the stop block (805) can penetrate through the concave hole and then is connected with the bottom of the protective film (806).

7. A hubless rim propeller as in claim 1, wherein: the main wheel rim (1) and the side wheel rim (2) are spliced together, and the spoiler (3) is arranged on the outer sides of the main wheel rim (1) and the side wheel rim (2).