CN216319954U

CN216319954U - Luminous rotor wing of toy aircraft

Info

Publication number: CN216319954U
Application number: CN202122858356.7U
Authority: CN
Inventors: 简学储
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-04-19
Anticipated expiration: 2031-11-22

Abstract

The utility model relates to a luminous rotor wing of a toy aircraft, which comprises a hub and at least two blades, wherein the hub is internally provided with a mounting cavity, and the side wall of the hub is provided with a wire guide hole communicated with the mounting cavity and used for a wire to pass through; the mounting cavity is provided with a power supply and a switch, and at least one blade is provided with a light-emitting element; the method is characterized in that: the switch is a contact switch and comprises a pressing block, a conducting strip, a contact point and a spring, the pressing block, the spring and a power supply are sequentially arranged in the installation cavity from top to bottom, the conducting strip is attached to the lower surface of the pressing block, the upper end of the spring is contacted with the conducting strip, the lower end of the spring is contacted with one pole of the power supply, the contact point is arranged below the conducting strip and positioned outside the spring, and the light-emitting element is respectively and electrically connected with the contact point and the other pole of the power supply; a clamping assembly is arranged between the side wall of the pressing block and the propeller hub. The luminous rotor switch and the luminous loop of the toy aircraft are simple in structure and compact in arrangement, and space limitation on the toy aircraft is greatly reduced.

Description

Luminous rotor wing of toy aircraft

Technical Field

The utility model relates to the technical field of toy aircrafts, in particular to a luminous rotor wing of a toy aircraft.

Background

The toy aircraft is one of the popular toys at present, generally includes fuselage and a plurality of rotor unit, and each rotor unit all includes rotor and the motor that drives the rotor and rotate, is equipped with the controller of controlling each motor rotational speed on the fuselage. When the aircraft flies, one part of the rotary wings rotate clockwise, the other part of the rotary wings rotate anticlockwise, and the controller coordinates the rotating speed of each motor to control the flying action of the whole aircraft. On holidays, many parents can carry children to use the toy aircraft to carry out parent-child activities on wider places such as lawns, squares and the like. When the toy aircraft flies at night or flies to a dark corner (such as under a tree shade), an operator is difficult to distinguish the position of the aircraft, and even if the light-emitting element is arranged on the aircraft body, the aircraft is difficult to identify in a wide environment. In view of the foregoing problems, some designers have provided a light emitting element and a corresponding light emitting circuit on the rotor, but in the actual design process, the wiring of the switch and the light emitting circuit is limited by the space of the hub itself.

Disclosure of Invention

The utility model aims to solve the problem of providing a luminous rotor of a toy aircraft, wherein a luminous rotor switch and a luminous loop of the toy aircraft have simple structures and compact arrangement, and the space limit is greatly reduced. The technical scheme is as follows:

a luminous rotor wing of a toy aircraft comprises a hub and at least two blades, wherein the blades are uniformly arranged along the circumferential direction of the hub, a mounting cavity is formed in the hub, and a wire guide hole for a wire to pass through is formed in the side wall of the hub and communicated with the mounting cavity; the mounting cavity is provided with a power supply and a switch, and at least one blade is provided with a light-emitting element; the method is characterized in that: the switch is a contact switch, the contact switch comprises a pressing block, a conducting strip, a contact point and a spring, the pressing block, the spring and the power supply are sequentially arranged in the installation cavity from top to bottom, the conducting strip is attached to the lower surface of the pressing block, the upper end of the spring is contacted with the conducting strip, the lower end of the spring is contacted with one pole of the power supply, the contact point is arranged below the conducting strip and positioned outside the spring, and the light-emitting element is electrically connected with the contact point and the other pole of the power supply respectively through a wire; a clamping assembly is arranged between the side wall of the pressing block and the propeller hub.

When the conducting strip is contacted with the contact point, the pressing block is clamped on the propeller hub through the clamping assembly, so that the spring is prevented from resetting due to self elasticity; at this time, the conductive sheet, the spring, the power supply, the light emitting element and the contact point form a closed and conductive light emitting loop, and the light emitting element emits light. When the clamping assembly is loosened, the spring resets due to the self elasticity, the pressing block rises, the conducting strip is separated from the contact point, and the light-emitting loop is disconnected.

As a preferred scheme of the utility model, the mounting cavity is divided into an upper cavity and a lower cavity, the cross sections of the upper cavity and the lower cavity are both circular, the upper cavity and the lower cavity are coaxially connected up and down, and the radius of the lower cavity is smaller than that of the upper cavity; the power supply is arranged in the lower cavity, and the height of the power supply is smaller than that of the lower cavity; the pressing block is arranged in the upper cavity, the pressing block is cylindrical, and the radius of the pressing block is larger than that of the lower cavity; the contact point sets up the bottom surface at the epicoele, the joint subassembly sets up between the lateral wall of pressing the briquetting and the epicoele. The pressing block is pressed down until the conducting strip is contacted with the bottom surface of the upper cavity, the upper cavity blocks the pressing block to continuously descend, the conducting strip is also contacted with the contact point at the moment, and the light-emitting loop is closed and conducted.

As a further preferable scheme of the present invention, a clamping block is provided on a side surface of the pressing block; the side wall of the upper cavity is provided with a strip-shaped guide hole along the circumferential direction, the width of one end of the strip-shaped guide hole at the lower position is matched with the height of the fixture block, and the width of one end of the strip-shaped guide hole at the upper position is larger than the height of the fixture block; the clamping block and the strip-shaped guide hole form the clamping assembly. The cylindrical pressing block can rotate in a plane, when the light-emitting loop is disconnected, the spring jacks up the pressing block, and the fixture block is clamped at the high-position end of the strip-shaped guide hole; when the luminous return circuit of needs closure, rotate and press the briquetting and push down, the fixture block moves to the low level end of bar guiding hole along bar guiding hole, with the fixture block joint in the low level end, avoids the spring to reset.

As a further preferable scheme of the present invention, the number of the fixture blocks and the number of the strip-shaped guide holes are two, the two fixture blocks are oppositely disposed on the side surface of the pressing block, and the two strip-shaped guide holes are also oppositely disposed on the hub.

In order to facilitate the rotation of the pressing block, as a further preferable aspect of the present invention, a grip portion is provided on an upper surface of the pressing block.

In a preferred embodiment of the present invention, the light emitting element is a linear light emitting element.

In a further preferred embodiment of the present invention, the linear light emitting element is an LED lamp wire.

Compared with the prior art, the utility model has the following advantages:

the luminous loop of the luminous rotor wing of the toy aircraft is only formed by connecting the power supply, the contact switch and the luminous element in series through the conducting wire, and the structure is very simple; and contact switch's according to briquetting, spring and power from last to setting gradually in the installation cavity down, simple structure and compactness only need press or loosen and press briquetting and make conducting strip and contact point contact or separation, can realize the switching in luminous return circuit, the space restriction that greatly reduced received.

Drawings

FIG. 1 is a schematic structural view of a preferred embodiment of the present invention;

FIG. 2 is a bottom oblique view of FIG. 1;

FIG. 3 is a cross-sectional view of the hub of FIG. 1;

FIG. 4 is a schematic structural view of the pressing block;

FIG. 5 is a schematic circuit diagram of a light emitting circuit according to a preferred embodiment of the present invention;

wherein, each is marked as: 1-hub, 101-wire guide hole, 102-strip guide hole, 2-paddle, 3-installation cavity, 301-upper cavity, 302-lower cavity, 4-lithium battery (power supply), 5-proximity switch, 501-pressing block, 5011-holding part, 5012-clamping block, 502-conducting strip, 503-contact, 504-spring, 6-LED lamp wire (light-emitting element).

Detailed Description

The following further describes the preferred embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1 to 3, a light-emitting rotor of a toy aircraft comprises a hub 1 and two blades 2, wherein the two blades 2 are oppositely arranged along the circumferential direction of the hub 1; a mounting cavity 3 is formed in the hub 1, the mounting cavity 3 is divided into an upper cavity 301 and a lower cavity 302, the cross sections of the upper cavity 301 and the lower cavity 302 are circular, the upper cavity 301 and the lower cavity 302 are coaxially connected up and down, and the radius of the lower cavity 302 is smaller than that of the upper cavity 301; the lower cavity 302 is provided with a power supply 4, and the height of the power supply 4 is smaller than that of the lower cavity 302, in this embodiment, the power supply 4 is a lithium battery; the switch 5 is a contact switch, and the contact switch 5 comprises a pressing block 501, a conducting strip 502, a contact point 503 and a spring 504; the pressing block 501 is arranged in the upper cavity 301, the pressing block 501 is cylindrical, and the radius of the pressing block 501 is larger than that of the lower cavity 302; the conducting strip 502 is attached to the lower surface of the pressing block 501, the contact point 503 is arranged on the bottom surface of the upper cavity 301 and below the conducting strip 502, the upper end of the spring 504 is in contact with the conducting strip 502, the lower end of the spring 504 is in contact with one pole of the power supply 4, an LED lamp wire 6 is arranged on one blade 2, a wire hole 101 communicated with the lower cavity 302 and allowing a wire to pass through is arranged on the side wall of the hub 1, and the LED lamp wire 6 is electrically connected with the contact point 503 and the other pole of the power supply 4 through wires (not shown).

As shown in fig. 1, 3 and 4, a clamping assembly is arranged between the side wall of the pressing block 501 and the upper cavity 301, a holding part 5011 is arranged on the upper surface of the pressing block 501, and two opposite clamping blocks 5012 are arranged on the side surface of the pressing block 501; the side wall of the upper cavity 301 is provided with two opposite strip-shaped guide holes 102 along the circumferential direction, the width of one end of each strip-shaped guide hole 102 at the lower position is matched with the height of the clamping block 5012, and the width of one end of each strip-shaped guide hole 102 at the upper position is larger than the height of the clamping block 5012; the clamping block 5012 and the strip-shaped guide hole 102 form the clamping assembly

The cylindrical pressing block 501 can rotate in a plane, when the switch 5 is turned on, the pressing block 501 is pressed down and rotated, the spring 504 is compressed downwards, and the conducting strip 502 descends along with the pressing of the pressing block 501; the pressing block 501 is pressed down until the conductive sheet 502 is in contact with the bottom surface of the upper cavity 301, and at the same time, the conductive sheet 502 is also in contact with the contact point 503, as shown in fig. 5, the conductive sheet 502, the spring 504, the power supply 4, the LED lamp wire 6 and the contact point 503 form a closed and conductive light emitting loop, and the LED lamp wire 6 emits light; meanwhile, the fixture block 5012 moves to the low end of the strip-shaped guide hole 102 along the strip-shaped guide hole 102, and the fixture block 5012 is clamped in the low end, so that the pressing block 501 is clamped on the hub 1, and the spring 504 is prevented from being reset due to self elasticity. When the light emitting loop needs to be disconnected, the pressing block 501 rotates reversely, the spring 504 jacks up the pressing block 501 due to the self elastic force, the pressing block 501 rises, the conducting strip 502 is separated from the contact point 503, the light emitting loop is disconnected, and the pressing block 501 rises until the clamping block 5012 is clamped at the high-position end of the strip-shaped guide hole 102.

In addition, it should be noted that the names of the parts and the like of the embodiments described in the present specification may be different, and the equivalent or simple change of the structure, the characteristics and the principle described in the present patent idea is included in the protection scope of the present patent. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the utility model as defined in the accompanying claims.

Claims

1. A luminous rotor wing of a toy aircraft comprises a hub and at least two blades, wherein the blades are uniformly arranged along the circumferential direction of the hub, a mounting cavity is formed in the hub, and a wire guide hole for a wire to pass through is formed in the side wall of the hub and communicated with the mounting cavity; the mounting cavity is provided with a power supply and a switch, and at least one blade is provided with a light-emitting element; the method is characterized in that: the switch is a contact switch, the contact switch comprises a pressing block, a conducting strip, a contact point and a spring, the pressing block, the spring and the power supply are sequentially arranged in the installation cavity from top to bottom, the conducting strip is attached to the lower surface of the pressing block, the upper end of the spring is contacted with the conducting strip, the lower end of the spring is contacted with one pole of the power supply, the contact point is arranged below the conducting strip and positioned outside the spring, and the light-emitting element is electrically connected with the contact point and the other pole of the power supply respectively through a wire; a clamping assembly is arranged between the side wall of the pressing block and the propeller hub.

2. A light emitting rotor for a toy aircraft according to claim 1, wherein: the mounting cavity is divided into an upper cavity and a lower cavity, the cross sections of the upper cavity and the lower cavity are both circular, the upper cavity and the lower cavity are coaxially connected up and down, and the radius of the lower cavity is smaller than that of the upper cavity; the power supply is arranged in the lower cavity, and the height of the power supply is smaller than that of the lower cavity; the pressing block is arranged in the upper cavity, the pressing block is cylindrical, and the radius of the pressing block is larger than that of the lower cavity; the contact point sets up the bottom surface at the epicoele, the joint subassembly sets up between the lateral wall of pressing the briquetting and the epicoele.

3. A light emitting rotor for a toy aircraft according to claim 2, wherein: a clamping block is arranged on the side surface of the pressing block; the side wall of the upper cavity is provided with a strip-shaped guide hole along the circumferential direction, the width of one end of the strip-shaped guide hole at the lower position is matched with the height of the fixture block, and the width of one end of the strip-shaped guide hole at the upper position is larger than the height of the fixture block; the clamping block and the strip-shaped guide hole form the clamping assembly.

4. A light emitting rotor for a toy aircraft according to claim 3, wherein: the number of the fixture blocks and the number of the strip-shaped guide holes are two, the two fixture blocks are oppositely arranged on the side face of the pressing block, and the two strip-shaped guide holes are oppositely arranged on the propeller hub.

5. The illuminated rotor of a toy aircraft according to claim 4, wherein: the upper surface of the pressing block is provided with a holding part.

6. A light-emitting rotor for a toy aircraft according to any one of claims 1 to 5, wherein: the light emitting element is a linear light emitting element.

7. The illuminated rotor of a toy aircraft according to claim 6, wherein: the linear light-emitting element is an LED lamp wire.