CN212220523U

CN212220523U - Marine propeller capable of being quickly mounted and dismounted

Info

Publication number: CN212220523U
Application number: CN202020917983.6U
Authority: CN
Inventors: 何峰林
Original assignee: ZHENJIANG JINYE PROPELLER CO Ltd
Current assignee: ZHENJIANG JINYE PROPELLER CO Ltd
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2020-12-25
Anticipated expiration: 2030-05-27

Abstract

The utility model discloses a marine screw that can install fast and dismantle, including an upper fixed plate, the upper fixed plate bottom is equipped with the spiral disk, the inside side of opening of spiral disk has four logical grooves, it has the spiral leaf to lead to the equal activity grafting of inslot portion, spiral disk bottom is equipped with the bottom plate, the inside threaded connection of upper fixed plate has four bolts, the bolt bottom runs through upper fixed plate, spiral disk, spiral leaf and bottom plate in proper order and with upper fixed plate, spiral disk, spiral leaf and bottom plate threaded connection, the fixed rectification post that is equipped with in upper fixed plate top. The utility model discloses a bolt realizes when spiral leaf is fixed with the spiral dish, and is fixed with an upper fixed plate and spiral dish, and is fixed with bottom plate and spiral dish simultaneously, and the slider and the fixture block of both sides can carry on spacingly to the male pivot to accomplish the installation of this device, not hard up bolt when dismantling, take out the pivot can, simple quick effect.

Description

Marine propeller capable of being quickly mounted and dismounted

Technical Field

The utility model relates to a screw technical field, concretely relates to marine screw that can install fast and dismantle.

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 propelling force, two or more blades are connected with a hub, the backward surface of each blade is a helicoid or a marine propeller similar to the helicoid, the propellers are various and have wide application, such as propellers of aircrafts and ships.

But current marine screw is when the in-service use, all will carry out the inspection maintenance to the screw at interval time, because the screw is all a whole, it is inconvenient to dismantle, when needs are changed certain part on the screw, need change whole screw, increases the maintenance cost of boats and ships.

Therefore, it is necessary to provide a marine propeller which can be quickly assembled and disassembled to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a marine screw that can install fast and dismantle when realizing that spiral leaf and spiral dish are fixed through the bolt, it is fixed with upper fixed plate and spiral dish, and fixed with bottom plate and spiral dish simultaneously, the slider and the fixture block of both sides can carry on spacingly to the male pivot to accomplish the installation of this device, not hard up bolt when dismantling, take out the pivot can, simple quick, in order to solve the above-mentioned weak point in the technique.

In order to achieve the above object, the present invention provides the following technical solutions: a marine propeller capable of being quickly mounted and dismounted comprises an upper fixing plate, wherein a spiral disc is arranged at the bottom of the upper fixing plate, four through grooves are formed in the inner side of the spiral disc, spiral blades are movably inserted into the through grooves, a lower fixing plate is arranged at the bottom of the spiral disc, four bolts are connected with the inner part of the upper fixing plate in a threaded mode, and the bottom ends of the bolts sequentially penetrate through the upper fixing plate, the spiral disc, the spiral blades and the lower fixing plate and are in threaded connection with the upper fixing plate, the spiral disc, the spiral blades and the lower fixing plate;

the top of the upper fixed plate is fixedly provided with a rectifying column, a rotating shaft is arranged in the rectifying column, the bottom end of the rotating shaft sequentially penetrates through the upper fixed plate, the spiral disc and the lower fixed plate and extends to one side of the bottom of the lower fixed plate, the two sides of the interior of the rectifying column are respectively provided with a clamping block in a sliding way, one side of the clamping block extends into the rotating shaft and is connected with the rotating shaft in a sliding way, a first spring is fixedly arranged on one side of the clamping block away from the rotating shaft, one end of the first spring away from the rotating shaft is fixedly connected with the rectifying column, sliding blocks are arranged on both sides of the inner part of the lower fixing plate in a sliding manner, one side of each sliding block extends into the rotating shaft and is connected with the rotating shaft in a sliding manner, the side of the slider, which is far away from the rotating shaft, is fixedly provided with a second spring, one end of the second spring, which is far away from the rotating shaft, is fixedly connected with the lower fixing plate, the bottom of the slider is fixedly provided with a pull rod, and the pull rod is connected with the lower fixing plate in a sliding manner.

Preferably, the four through grooves are symmetrically and uniformly distributed in the spiral disc in a cross manner, and the four bolts are symmetrically and uniformly distributed at the top of the upper fixing plate in a cross manner.

Preferably, the top and the bottom of one side of each clamping block close to the rotating shaft are both provided with inclined planes, and both sides of the top of the rotating shaft are both provided with inclined planes.

Preferably, the top of the rectifying column is arc-shaped, and the cross sections of the upper fixing plate and the lower fixing plate are circular.

Preferably, the cross sections of the two sliding blocks are both in a T shape, and the two sliding blocks are distributed in a central symmetry mode around the rotating shaft.

Preferably, the upper fixing plate is matched with the spiral disc, and the lower fixing plate is matched with the spiral disc.

In the technical scheme, the utility model provides a technological effect and advantage:

the worker inserts the four spiral blades into the through groove and screws the bolts, so that the fixation of the spiral blades and the spiral disk can be realized, then, the worker inserts the rotating shaft into the rectifying column from the bottom of the lower fixing plate by pulling the pull rods on the two sides to the outer side of the spiral disc, the sliding blocks on the two sides limit the rotating shaft, and the clamping blocks can limit the rotating shaft again, thereby completing the installation process of the device, when the device needs maintenance and inspection, the staff pulls the pull rod again, draws out the rotating shaft and loosens the bolt, the complete disassembly of the device can be realized, compared with the prior art, when the device is actually used, the propeller is not a whole, when the staff inspects the screw and maintains, it is convenient to dismantle, when certain part on the screw needs to be changed, the whole screw does not need to be changed, thereby reducing the maintenance cost of the ship.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the dust removing mechanism of the present invention;

fig. 3 is a schematic view of the connection structure of the spacing post and the second conveying roller of the present invention.

Description of reference numerals:

the device comprises an upper fixing plate 1, a spiral disc 2, a spiral blade 3, a lower fixing plate 4, a bolt 5, a rectifying column 6, a rotating shaft 7, a clamping block 8, a first spring 9, a sliding block 10, a second spring 11 and a pull rod 12.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a marine propeller capable of being quickly assembled and disassembled as shown in figures 1-3, which comprises an upper fixing plate 1, wherein the bottom of the upper fixing plate 1 is provided with a spiral disc 2, four through grooves are arranged at the opened side inside the spiral disc 2, spiral blades 3 are movably inserted inside the through grooves, a lower fixing plate 4 is arranged at the bottom of the spiral disc 2, four bolts 5 are connected with the inner threads of the upper fixing plate 1, the bottom ends of the bolts 5 sequentially penetrate through the upper fixing plate 1, the spiral disc 2, the spiral blades 3 and the lower fixing plate 4 and are in threaded connection with the upper fixing plate 1, the spiral disc 2, the spiral blades 3 and the lower fixing plate 4;

a rectifying column 6 is fixedly arranged at the top of the upper fixing plate 1, a rotating shaft 7 is arranged in the rectifying column 6, the bottom end of the rotating shaft 7 sequentially penetrates through the upper fixing plate 1, the spiral disc 2 and the lower fixing plate 4 and extends to one side of the bottom of the lower fixing plate 4, clamping blocks 8 are arranged on two sides in the rectifying column 6 in a sliding manner, one side of each clamping block 8 extends into the rotating shaft 7 and is connected with the rotating shaft 7 in a sliding manner, a first spring 9 is fixedly arranged on one side of each clamping block 8 far away from the rotating shaft 7, one end of each first spring 9 far away from the rotating shaft 7 is fixedly connected with the rectifying column 6, sliding blocks 10 are arranged on two sides in the lower fixing plate 4 in a sliding manner, one side of each sliding block 10 extends into the rotating shaft 7 and is connected with the rotating shaft 7 in a sliding manner, a second spring 11 is fixedly arranged on one side of each sliding block 10 far, the bottom of the sliding block 10 is fixedly provided with a pull rod 12, and the pull rod 12 is connected with the lower fixing plate 4 in a sliding manner.

Further, in the above technical scheme, four through grooves are symmetrically and uniformly distributed in the spiral disk 2, and four bolts 5 are symmetrically and uniformly distributed at the top of the upper fixing plate 1, so as to ensure the fixing strength of the upper fixing plate 1 and the spiral disk 2 and the fixing strength of the lower fixing plate 4 and the spiral disk 2.

Further, in the above technical scheme, two one side top and the bottom that fixture block 8 is close to pivot 7 all set up to the inclined plane, pivot 7 top both sides all set up to the inclined plane, fixture block 8 removes when pivot 7 inserts or takes out of being convenient for, avoids the dead condition of fixture block 8 card to take place.

Further, in the above technical solution, the top of the rectifying column 6 is set to be arc, the cross sections of the upper fixing plate 1 and the lower fixing plate 4 are both set to be circular, and the rectifying column 6 can split the fluid in water, so as to increase the power generated by the device.

Further, in the above technical solution, the cross sections of the two sliders 10 are both designed to be T-shaped, and the two sliders 10 are distributed symmetrically about the center of the rotating shaft 7, so as to increase the stability of the sliders 10 during sliding.

Further, in the above technical solution, the upper fixing plate 1 is matched with the spiral disk 2, and the lower fixing plate 4 is matched with the spiral disk 2.

The implementation mode is specifically as follows: when the utility model is used, the worker inserts the four spiral blades 3 into the through groove and screws the bolt 5, so that the upper fixing plate 1 and the spiral disk 2 are fixed while the spiral blades 3 and the spiral disk 2 are fixed, the lower fixing plate 4 and the spiral disk 2 are fixed, then the worker pulls the pull rods 12 at two sides to the outer side of the spiral disk 2 to further drive the two sliders 10 to move towards the outer side of the spiral disk 2, at the moment, the worker inserts the rotating shaft 7 into the rectifying column 6 from the bottom of the lower fixing plate 4, loosens the pull rods 12, the sliders 10 at two sides recover to the initial position under the action of the elastic force of the second spring 11, thereby realizing the limit of the rotating shaft 7, and when the top of the rotating shaft 7 touches the fixture block 8, in the process of continuing inserting the rotating shaft 7, the two fixture blocks 8 move towards one side far away from the rotating shaft 7 respectively under the stress, when the rotating shaft 7 is completely inserted, the fixture block 8 is recovered to the initial position under the effect of the elastic force of the first spring 9, the secondary limiting of the rotating shaft 7 is realized, the installation process of the device is completed, when the device needs to be maintained and detected, a worker pulls the pull rod 12 again, the rotating shaft 7 is drawn out, the bolt 5 is loosened, the whole disassembly of the device can be realized, the device is quick and simple, the embodiment specifically solves the problem that when the existing marine propeller in the prior art is actually used, the propeller needs to be inspected and maintained at intervals, the propeller is integral and inconvenient to disassemble, when a certain part on the propeller needs to be replaced, the whole propeller needs to be replaced, and the maintenance cost of a ship is increased.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a marine screw that can install fast dismantlement, includes an upper fixed plate (1), its characterized in that: the bottom of the upper fixing plate (1) is provided with a spiral disc (2), four through grooves are formed in the opened side of the interior of the spiral disc (2), spiral blades (3) are movably inserted into the through grooves, a lower fixing plate (4) is arranged at the bottom of the spiral disc (2), four bolts (5) are connected with the interior of the upper fixing plate (1) in a threaded manner, and the bottom ends of the bolts (5) sequentially penetrate through the upper fixing plate (1), the spiral disc (2), the spiral blades (3) and the lower fixing plate (4) and are connected with the upper fixing plate (1), the spiral disc (2), the spiral blades (3) and the lower fixing plate (4) in a threaded manner;

the top of the upper fixing plate (1) is fixedly provided with a rectifying column (6), a rotating shaft (7) is arranged in the rectifying column (6), the bottom end of the rotating shaft (7) sequentially penetrates through the upper fixing plate (1), the spiral disc (2) and the lower fixing plate (4) and extends to one side of the bottom of the lower fixing plate (4), clamping blocks (8) are arranged on two sides of the interior of the rectifying column (6) in a sliding mode, one side of each clamping block (8) extends into the rotating shaft (7) and is in sliding connection with the rotating shaft (7), a first spring (9) is fixedly arranged on one side, far away from the rotating shaft (7), of each first spring (9) and is fixedly connected with the rectifying column (6), sliding blocks (10) are arranged on two sides of the interior of the lower fixing plate (4) in a sliding mode, one side of each sliding block (10) extends into the rotating shaft (7) and is in sliding connection with the rotating shaft (7, one side that pivot (7) were kept away from in slider (10) is fixed and is equipped with second spring (11), the one end and bottom plate (4) fixed connection of pivot (7) are kept away from in second spring (11), slider (10) bottom is fixed and is equipped with pull rod (12), pull rod (12) and bottom plate (4) sliding connection.

2. The marine propeller of claim 1, wherein the propeller comprises: four through grooves are symmetrically and uniformly distributed in the spiral disc (2) in a cross manner, and four bolts (5) are symmetrically and uniformly distributed at the top of the upper fixing plate (1) in a cross manner.

3. The marine propeller of claim 1, wherein the propeller comprises: the top and the bottom of one side of the two clamping blocks (8) close to the rotating shaft (7) are both arranged to be inclined planes, and both sides of the top of the rotating shaft (7) are both arranged to be inclined planes.

4. The marine propeller of claim 1, wherein the propeller comprises: the top of the rectifying column (6) is arc-shaped, and the cross sections of the upper fixing plate (1) and the lower fixing plate (4) are circular.

5. The marine propeller of claim 1, wherein the propeller comprises: the cross sections of the two sliding blocks (10) are both in a T shape, and the two sliding blocks (10) are distributed in a central symmetry mode around the rotating shaft (7).

6. The marine propeller of claim 1, wherein the propeller comprises: the upper fixing plate (1) is matched with the spiral disc (2), and the lower fixing plate (4) is matched with the spiral disc (2).