CN113148095A

CN113148095A - Propeller transmission structure

Info

Publication number: CN113148095A
Application number: CN202110371532.6A
Authority: CN
Inventors: 钱建飞
Original assignee: Changzhou Yanma Machinery Co ltd
Current assignee: Changzhou Yanma Machinery Co ltd
Priority date: 2021-04-07
Filing date: 2021-04-07
Publication date: 2021-07-23

Abstract

The invention discloses a propeller transmission structure, which comprises a side driving piece, an electromagnetic clutch, an upper synchronous wheel, a synchronous belt, a lower synchronous wheel, a shell, an installation frame, a connecting shaft, a propeller body and an adjusting screw, wherein the upper synchronous wheel is installed on an output shaft of the side driving piece; the casing includes the lateral part connecting piece, and adjusting screw's lower part spiro union is in the lateral part connecting piece, and the upper portion of lateral part connecting piece is contradicted in the mounting bracket, and adjusting screw's screw in degree of depth makes the casing remove for the mounting bracket, and then adjusts the distance between upper portion synchronizing wheel and the lower part synchronizing wheel. Adopt the hold-in range to carry out the transmission, can not skid, transmission efficiency is high, adopts adjusting screw to adjust the distance between upper portion synchronizing wheel and the lower part synchronizing wheel, and then adjusts the sag of hold-in range, has solved the unable problem of adjusting of sag.

Description

Propeller transmission structure

Technical Field

The invention relates to the field of propellers, in particular to a propeller transmission structure.

Background

At present, a propeller is a device for converting the rotational power of an engine into a propulsive force by rotating blades in the air or water, and may have two or more blades connected to a hub, the backward surface of each blade being a helicoid or a propeller similar to a helicoid. The propellers are divided into a plurality of types and are widely applied, such as propellers of aircrafts and ships.

Patent document with application number CN201911359515.X discloses a marine propeller with adjustable pitch, which comprises a rack, wherein a left driving cavity is arranged on the inner side of the upper end of the left side of the rack, a first belt pulley is arranged on the left side of the left driving cavity, the first belt pulley is matched with a second belt pulley in a right driving cavity positioned on the inner end of the right side of the rack through a first belt, a first rotating shaft is installed at the bottom end of the first belt pulley and is rotatably installed in the bottom wall of the left driving cavity, a tail vane is fixedly installed at the bottom end of the first rotating shaft, a second rotating shaft fixedly connected with the second belt pulley is rotatably installed in the upper end wall and the lower end wall of the right driving cavity, a first bevel gear is installed on the upper part of the second rotating shaft, and a second bevel gear is meshed on the right side of the first bevel gear; the device simple structure, convenient operation can adjust the pitch simply, can change the speed that boats and ships gos forward under the unchangeable circumstances of engine power, can also push boats and ships and change the fore-and-aft movement direction under the unchangeable circumstances of engine steering.

The above patent documents disclose that the propeller has the following drawbacks:

1. propeller assemblies on the market are generally driven by a belt, so that the propeller assemblies are easy to slip and low in transmission efficiency;

2. the looseness of a transmission belt of a propeller assembly on the market cannot be adjusted, the belt needs to be replaced again after long-time use, and the propeller assembly is inconvenient to use.

3. The handle of the propeller assembly on the market occupies a larger rear space, and the space utilization rate is low.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide a propeller transmission structure which can solve the problems of low transmission efficiency and inconvenient use.

One of the purposes of the invention is realized by adopting the following technical scheme:

a propeller transmission structure comprises a side driving piece, an electromagnetic clutch, an upper synchronizing wheel, a synchronous belt, a lower synchronizing wheel, a shell, an installation frame, a connecting shaft, a propeller body and an adjusting screw, wherein the upper synchronizing wheel is installed on an output shaft of the side driving piece; the casing includes the lateral part connecting piece, the lower part spiro union of adjusting screw in the lateral part connecting piece, the upper portion of lateral part connecting piece contradict in the mounting bracket, adjust the screw in degree of depth of adjusting screw makes the casing remove for the mounting bracket, and then adjust the upper portion synchronizing wheel with the distance between the lower part synchronizing wheel.

Further, the casing includes left side casing, right side casing, left side casing passes through the screw and can dismantle the fixed in right side casing.

Furthermore, the left casing is provided with a plurality of fixing holes for fixing, the fixing holes are waist-shaped, and after the position of the casing relative to the mounting rack is adjusted, screws penetrate through the fixing holes to fix the casing.

Further, the output shaft is fixed with the electromagnetic clutch, the electromagnetic clutch is arranged on the side portion of the upper synchronizing wheel, the upper synchronizing wheel transmits power to the lower synchronizing wheel through the synchronous belt, and the lower synchronizing wheel is provided with a key groove and is fixed with the connecting shaft through a flat key and a screw.

Furthermore, a fixed shaft sleeve for guiding is arranged on the outer side of the connecting shaft, and the connecting shaft penetrates through the fixed shaft sleeve to be fixedly connected with the propeller body.

Further, a diagonal bracing assembly is arranged between the shell and the fixed shaft sleeve.

Further, the bracing subassembly includes bracing body, first stiff end, second stiff end, the both ends of bracing body respectively with first stiff end, second stiff end fixed connection, first stiff end is fixed in the casing, the second stiff end is fixed in fixed axle sleeve.

Further, electromagnetic clutch includes the lateral part wiring, electromagnetic clutch is provided with the lower part mounting groove, the lower part mounting groove is the U type.

Further, the propeller transmission structure further comprises a handle, an electromagnetic clutch switch button is arranged at the end of the handle and connected with the side wiring through an internal circuit of the handle.

Further, the handle includes that the middle part links up arm, first linking arm, second linking arm, articulated shaft, the middle part link up the both ends of arm respectively with first linking arm, second linking arm link up, first linking arm pass through the articulated shaft rotate install in the mounting bracket.

Compared with the prior art, the invention has the beneficial effects that:

the upper synchronizing wheel is mounted on an output shaft of the side driving piece, the output shaft of the side driving piece is mounted on the electromagnetic clutch, the lower synchronizing wheel is rotatably mounted on the shell, the synchronizing belt is sleeved on the upper synchronizing wheel and the lower synchronizing wheel, and two ends of the connecting shaft are fixedly connected with the lower synchronizing wheel and the propeller body respectively; the casing includes the lateral part connecting piece, the lower part spiro union of adjusting screw in the lateral part connecting piece, the upper portion of lateral part connecting piece contradict in the mounting bracket, adjust the screw in degree of depth of adjusting screw makes the casing remove for the mounting bracket, and then adjust the upper portion synchronizing wheel with the distance between the lower part synchronizing wheel. Adopt the hold-in range carries out the transmission, can not skid, and transmission efficiency is high, adopts adjusting screw adjusts the upper portion synchronizing wheel with distance between the lower part synchronizing wheel, and then adjusts the sag of hold-in range, has solved the unable problem of adjusting of sag.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a perspective view of a preferred embodiment of a propeller drive configuration of the present invention;

FIG. 2 is a perspective view of the propeller drive arrangement shown in FIG. 1;

FIG. 3 is another perspective view of the propeller drive configuration shown in FIG. 1;

FIG. 4 is a further perspective view of the propeller drive arrangement of FIG. 1;

FIG. 5 is a further perspective view of the propeller drive arrangement of FIG. 1;

fig. 6 is a partial perspective view of the propeller drive arrangement shown in fig. 1.

In the figure: 100. a propeller drive structure; 10. a side drive; 20. an electromagnetic clutch; 21. a side wiring; 22. a lower mounting groove; 30. an upper synchronizing wheel; 40. a synchronous belt; 50. a lower synchronizing wheel; 60. a housing; 61. a left side housing; 611. a fixing hole; 62. a right side housing; 63. a side connection member; 70. a mounting frame; 71. a fixing member; 711. fixing grooves; 712. a vertical screw; 80. a connecting shaft; 81. fixing the shaft sleeve; 90. a propeller body; 91. a diagonal bracing assembly; 911. a sprag body; 912. a first fixed end; 913. a second fixed end; 92. adjusting screws; 93. a handle; 931. a middle joining arm; 932. a first connecting arm; 933. a second connecting arm; 934. hinging a shaft; 94. an electromagnetic clutch on-off button; 200. a hull body.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 6, a propeller transmission structure 100 includes a side driving member 10, an electromagnetic clutch 20, an upper synchronizing wheel 30, a synchronizing belt 40, a lower synchronizing wheel 50, a housing 60, an installation frame 70, a connection shaft 80, a propeller body 90 and an adjusting screw 92, wherein the upper synchronizing wheel 30 is installed on an output shaft of the side driving member 10, the output shaft of the side driving member 10 is installed on the electromagnetic clutch 20, the lower synchronizing wheel 50 is rotatably installed on the housing 60, the synchronizing belt 40 is sleeved on the upper synchronizing wheel 30 and the lower synchronizing wheel 50, and two ends of the connection shaft 80 are respectively fixedly connected with the lower synchronizing wheel 50 and the propeller body 90; the housing 60 includes a side connector 63, a lower portion of the adjusting screw 92 is screwed to the side connector 63, an upper portion of the side connector 63 abuts against the mounting bracket 70, and the screwing depth of the adjusting screw 92 is adjusted to move the housing 60 relative to the mounting bracket 70, so as to adjust the distance between the upper synchronizing wheel 30 and the lower synchronizing wheel 50. Adopt hold-in range 40 transmits, can not skid, and transmission efficiency is high, adopts adjusting screw 92 adjusts the upper portion synchronizing wheel 30 with the distance between the lower part synchronizing wheel 50, and then adjusts the sag of hold-in range 40, has solved the unable problem of adjusting of sag.

Preferably, the housing 60 includes a left housing 61 and a right housing 62, and the left housing 61 is detachably fixed to the right housing 62 by screws. Adopt detachable left side casing 61, right side casing 62 to install, it is convenient to dismantle.

Preferably, the left casing 61 is provided with a plurality of fixing holes 611 for fixing, the fixing holes 611 are waist-shaped, and after the position of the casing 60 relative to the mounting bracket 70 is adjusted, screws pass through the fixing holes 611 to fix the casing 60. The fixing hole 611 of the kidney shape is provided for the purpose of: when the looseness needs to be adjusted, the screw penetrating through the fixing hole 611 is loosened, the shell 60 is moved up and down, and after the position adjustment is completed, the screw penetrating through the fixing hole 611 is locked for fixing. The adjustment is convenient and the efficiency is high.

Preferably, the lower portion of the mounting bracket 70 is provided with a fixing member 71 for fixing to the hull body 200, the lower portion of the fixing member 71 is provided with a fixing groove 711 for inserting a side arm of the hull body 200, a side portion of the fixing member 71 is provided with a vertical screw 712, and the vertical screw 712 passes through the fixing groove 711 and is fixedly connected to the hull body 200. The fixing member 71 is provided to solve the problem of installation with the hull body 200.

Preferably, a fixed shaft sleeve 81 for guiding is arranged on the outer side of the connecting shaft 80, and the connecting shaft 80 penetrates through the fixed shaft sleeve 81 to be fixedly connected with the propeller body 90. A diagonal bracing assembly 91 is arranged between the housing 60 and the fixed bushing 81. The purpose of setting fixed axle sleeve 81 is to solve the problem of rotation direction, when avoiding rotating for a long time, connecting axle 80 inclines.

Preferably, the inclined strut assembly 91 includes an inclined strut body 911, a first fixing end 912 and a second fixing end 913, two ends of the inclined strut body 911 are respectively fixedly connected to the first fixing end 912 and the second fixing end 913, the first fixing end 912 is fixed to the housing 60, and the second fixing end 913 is fixed to the fixing shaft sleeve 81. The inclined strut assembly 91 is arranged to improve the transmission stability of the connecting shaft 80.

Preferably, the electromagnetic clutch 20 includes a side connection wire 21, and the electromagnetic clutch 20 is provided with a lower mounting groove 22, and the lower mounting groove 22 is U-shaped. The propeller transmission structure further comprises a handle 93, an electromagnetic clutch switch button 94 is arranged at the end of the handle 93, and the electromagnetic clutch switch button 94 is connected with the side wiring 21 through an internal circuit of the handle 93. The handle comprises a middle joining arm 931, a first connecting arm 932, a second connecting arm 933 and a hinge shaft 934, wherein two ends of the middle joining arm 931 are respectively joined with the first connecting arm 932 and the second connecting arm 933, and the first connecting arm 932 is rotatably mounted on the mounting frame 70 through the hinge shaft 934. The foldable type solar water heater solves the problem of large occupied space by adopting a foldable mode, and is novel in structure, ingenious in design, strong in applicability and convenient to popularize.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. The utility model provides a screw drive structure, includes lateral part driving piece, electromagnetic clutch, upper portion synchronizing wheel, hold-in range, lower part synchronizing wheel, casing, mounting bracket, connecting axle, screw body and adjusting screw, its characterized in that:

the upper synchronizing wheel is mounted on an output shaft of the side driving piece, the output shaft of the side driving piece is mounted on the electromagnetic clutch, the lower synchronizing wheel is rotatably mounted on the shell, the synchronizing belt is sleeved on the upper synchronizing wheel and the lower synchronizing wheel, and two ends of the connecting shaft are fixedly connected with the lower synchronizing wheel and the propeller body respectively;

the casing includes the lateral part connecting piece, the lower part spiro union of adjusting screw in the lateral part connecting piece, the upper portion of lateral part connecting piece contradict in the mounting bracket, adjust the screw in degree of depth of adjusting screw makes the casing remove for the mounting bracket, and then adjust the upper portion synchronizing wheel with the distance between the lower part synchronizing wheel.

2. The propeller drive arrangement of claim 1, wherein: the casing includes left side casing, right side casing, left side casing passes through the screw and can dismantle and be fixed in right side casing.

3. The propeller drive arrangement of claim 2, wherein: the left side casing is provided with a plurality of and is used for the fixed orifices, the fixed orifices is waist type, adjusts the casing for behind the position of mounting bracket, the screw passes the fixed orifices makes the casing is fixed.

4. The propeller drive arrangement of claim 1, wherein: the output shaft is fixed with the electromagnetic clutch, the electromagnetic clutch set up in the lateral part of upper portion synchronizing wheel, the upper portion synchronizing wheel passes through the hold-in range to lower part synchronizing wheel transmission power, the lower part synchronizing wheel be provided with the keyway and through parallel key, screw with the connecting axle is fixed.

5. The propeller drive arrangement of claim 1, wherein: and a fixed shaft sleeve for guiding is arranged on the outer side of the connecting shaft, and the connecting shaft penetrates through the fixed shaft sleeve to be fixedly connected with the propeller body.

6. The propeller drive arrangement of claim 5, wherein: and an inclined strut assembly is arranged between the shell and the fixed shaft sleeve.

7. The propeller drive arrangement of claim 6, wherein: the bracing subassembly includes bracing body, first stiff end, second stiff end, the both ends of bracing body respectively with first stiff end, second stiff end fixed connection, first stiff end is fixed in the casing, the second stiff end is fixed in fixed axle sleeve.

8. The propeller drive arrangement of claim 1, wherein: the electromagnetic clutch comprises a side wiring, the electromagnetic clutch is provided with a lower mounting groove, and the lower mounting groove is U-shaped.

9. The propeller drive arrangement of claim 8, wherein: the propeller transmission structure further comprises a handle, an electromagnetic clutch switch button is arranged at the end of the handle and connected with the side wiring through an internal circuit of the handle.

10. The propeller drive arrangement of claim 9, wherein: the handle includes middle part linking arm, first linking arm, second linking arm, articulated shaft, the both ends of middle part linking arm respectively with first linking arm, second linking arm link up, first linking arm pass through the articulated shaft rotate install in the mounting bracket.