CN113274741A

CN113274741A - Ejection toy plane capable of being propelled by air injection of air bottle

Info

Publication number: CN113274741A
Application number: CN202110677997.4A
Authority: CN
Inventors: 张辉; 高照阳
Original assignee: Nanjing Vocational University of Industry Technology NUIT
Current assignee: Nanjing Vocational University of Industry Technology NUIT
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2021-08-20

Abstract

The invention discloses an ejection toy airplane capable of being propelled by air injection of an air bottle, which comprises an airplane body and an ejection device, wherein an air inflation bottle is arranged inside the airplane body, a pipe orifice of an air inlet pipe of the air inflation bottle is positioned at the tail part of the airplane, an air inlet one-way valve is arranged inside the air inlet pipe, pipe orifices of air injection pipes communicated with the air inflation bottle are arranged in the middle parts of two wings of the airplane, the air injection one-way valve is arranged inside the air injection pipes, and a sliding block is arranged at the front end of the bottom surface of the airplane. The ejection device is used for ejecting the airplane body, modular assembly is adopted in the ejection device, compressed air is used as power, the one-way valves are arranged in the air inlet pipe and the air injection pipe orifices, so that gas can smoothly enter the air storage bottle in the airplane during inflation, the air inlet channel is automatically closed during air injection in flight, and the gas is released from the air injection pipe orifices on the two sides of the airplane.

Description

Ejection toy plane capable of being propelled by air injection of air bottle

Technical Field

The invention belongs to the technical field of toy airplanes, and particularly relates to a toy ejection airplane which can be propelled by air injection of an air bottle.

Background

The existing toy airplanes are various in types, have complicated electric remote control and are simple to throw away and slide by manpower, but the purpose of increasing entertainment and realizing intelligence development of children is achieved in any mode. Practice shows that a good toy needs to meet the age development stage of children, the children are guaranteed to understand the working principle of the toy in entertainment, and the purpose of intelligence development is achieved, however, few toys capable of achieving the understanding are available at present. At present, most children toys simply pursue entertainment, and even do not consider the problem of safety, so that toy dependence or accidental injury events occur to many children.

Disclosure of Invention

The invention provides a toy catapult plane which can be propelled by air injection of an air bottle, and can effectively solve the problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a can rely on jet-propelled ejection toy aircraft of gas cylinder, includes aircraft body and jettison device, the inside of aircraft body is equipped with the gas cylinder, the mouth of pipe of the intake pipe of gas cylinder is located the afterbody of aircraft body to be equipped with the check valve that admits air in the inside of intake pipe, two wing middle parts of aircraft all are equipped with the jet-propelled pipe mouth of pipe that is linked together with the gas cylinder to be equipped with jet-propelled check valve in the inside of jet-propelled pipe, the bottom surface front end of aircraft is equipped with the slider.

The ejection device comprises symmetrically arranged air injection plugs, a support for connecting the two air injection plugs and an ejection gun which is vertically intersected with the support on the same horizontal plane, wherein the top end of a handle of the ejection gun is provided with an inflation needle which can be inserted into the pipe orifice of an air inlet pipe, an air storage bottle is arranged inside the handle, the bottom end of the handle below the air storage bottle is also provided with an inflation switch, the top end of the air storage bottle is provided with an air storage bottle nozzle, the inflation needle is communicated with the air storage bottle nozzle through a pipeline, an ejection pipe is downwards arranged along the top surface of the ejection gun at the front end of the support, one end, close to the handle, in the ejection pipe is fixedly connected with a spring and an outer spring pipe, the other end of the spring is fixedly connected with an inner spring pipe which is inserted between the outer spring pipe and the spring, the bottom surface at the front end of the inner spring pipe is provided with a vertically downward operating lever, and the operating lever is fixedly connected with a trigger hook which is axially identical to the ejection pipe, the bottom of launching tube is equipped with the handle of loading into the thorax, the bottom of control rod is pegged graft in the front end of the handle of loading into the thorax, draws the handle of loading into the thorax backward, with the other end joint of trigger couple on the top of trigger.

The slide block on the bottom surface of the airplane is clamped in the launching tube, and the inflation needle and the air injection plug are respectively inserted into an air inlet tube orifice at the tail part of the airplane and air injection tube orifices of two wings of the airplane.

Further, the inflation switch is in threaded connection with the bottom end of the handle.

Further, a rebound spring is arranged inside the inflation switch.

Furthermore, an inflating block protruding towards the inside of the handle is arranged in the center of the inflating switch.

Further, the aperture of the nozzle of the gas injection pipe is 1 mm.

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

1. the ejection device is used for ejecting the airplane body, modular assembly is adopted in the ejection device, compressed air is used as power, the one-way valves are arranged in the air inlet pipe and the air injection pipe orifices, so that gas can smoothly enter the air storage bottle in the airplane during inflation, the air inlet channel is automatically closed during air injection in flight, and the gas is released from the air injection pipe orifices on the two sides of the airplane.

2. The nozzle of the jet pipe adopts a narrow pipe effect, so that children can be helped to understand the working principle of the jet plane and the implementation mode of acting force and reacting force, the concept is advanced, and the exploration desire of the children can be stimulated.

3. Aerating device simple structure, it is easy and simple to handle, only need to twist with the hand and move when aerifing and can realize automatic charging, it just can the automatic shutdown inflate to loosen the hand hard after finishing to aerify, easy and simple to handle, this toy aircraft easy operation, the function is stronger, it is numerous to relate to physical knowledge, helps arousing five to eight years old children to the exploration desire and safe and reliable of physical knowledge, recreational stronger.

Drawings

FIG. 1 is a schematic overall structure of a toy aircraft of the present invention;

FIG. 2 is a perspective view of the toy aircraft of the present invention;

fig. 3 is a schematic perspective view of the ejection device of the present invention;

fig. 4 is a schematic structural view of a part of the interior of the ejection device of the present invention;

FIG. 5 is a schematic view of the inflation switch of the present invention;

FIG. 6 is a cross-sectional schematic view of a toy aircraft of the present invention;

in the drawings, 1-the aircraft body; 2-air injection plug; 3-a scaffold; 4-a shooting gun; 5-an inflation switch; 51-an inflation spring; 52-a gas-filled block; 6-trigger; 7-inflating needle; 8-a launch tube; 9-a spring; 10-spring outer tube; 11-spring inner tube; 12-a joystick; 13-trigger hook; 14-a cocking handle; 15-gas cylinder; 16-an inflation bottle; 17-a slide block.

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.

As shown in fig. 1 to 6, the invention provides a launching toy plane which can be propelled by air injection from an air bottle, comprising a plane body 1 and a launching device, wherein an air inflation bottle 12 is arranged inside the plane body 1, a nozzle of an air inlet pipe of the air inflation bottle 16 is positioned at the tail part of the plane body 1, an air inlet one-way valve is arranged inside the air inlet pipe, nozzle of an air injection pipe communicated with the air inflation bottle is arranged in the middle of each wing of the plane body 1, an air injection one-way valve is arranged inside the air injection pipe, and a slide block 17 is arranged at the front end of the bottom surface of the plane body 1.

As shown in fig. 2 and fig. 6, the ejection device comprises symmetrically arranged air injection plugs 2, a support 3 connecting the two air injection plugs 2, and a launching gun 4 vertically crossing the support 3 on the same horizontal plane, an inflation needle 7 capable of being inserted into the mouth of the air inlet pipe is arranged at the top end of the handle of the launching gun 4, an air storage bottle 15 is arranged inside the handle, an inflation switch 5 is further arranged at the bottom end of the handle below the air storage bottle 15, an air storage bottle nozzle is arranged at the top end of the air storage bottle 15, the inflation needle 7 is communicated with the air storage bottle nozzle through a pipeline, a launching tube 8 is arranged downwards along the top surface of the launching gun 4 at the front end of the support 3, one end of the interior of the launching tube 8, which is close to the handle, is fixedly connected with a spring 9 and an outer spring tube 10, the other end of the spring 9 is fixedly connected with an inner spring tube 11 inserted between the outer spring tube 10 and the spring 9, a vertically downward operating lever 12 is arranged on the bottom surface of the front end of the inner spring tube 11, the operating rod 12 is fixedly connected with a trigger hook 13 which is the same as the axial direction of the launching tube 8, the bottom of the launching tube 8 is provided with a loading handle 14, the bottom end of the operating rod 12 is inserted into the front end of the loading handle 14, the loading handle 14 is pulled backwards, and the other end of the trigger hook 13 is clamped on the top end of the trigger 6.

As shown in fig. 1 and fig. 3, a sliding block 17 on the bottom surface of the aircraft body 1 is clamped in the launching tube 8, and the inflation needle 7 and the air injection plug 2 are respectively inserted into an air inlet pipe orifice at the tail part of the aircraft body 1 and air injection pipe orifices of two wings of the aircraft body.

As shown in fig. 6, the inflation switch 5 is screwed to the bottom end of the handle.

As shown in fig. 4, the inflation switch 5 is provided with a rebound spring 51 inside.

The center of the inflation switch 5 is provided with an inflation block 52 protruding towards the inside of the handle.

The aperture of the nozzle of the gas injection pipe is 1 mm.

The aircraft body 1 is made of light plastic, has good aerodynamic performance and can keep flying for a long distance.

The aircraft body 1 and the ejection device thereof are assembled in a modularized way, and are easy to disassemble and convenient to transport.

Before transmission: firstly, a handle 14 for loading a launching gun 4 needs to be pulled backwards until the launching gun can not be pulled, at the moment, a spring 9 in the launching gun 4 is driven to be compressed and clamped by a spring inner tube 11 and an operating rod 12, a slide block 17 at the lower end of an airplane body 1 is plugged into a launching tube 8 to be pushed inwards to ensure that nozzle of two wing air injection tubes is tightly plugged with an air injection plug 2, at the moment, nozzle of an air inlet tube at the tail part of the airplane body 1 is butted with an air injection needle, an air charging switch 5 at the lower end of the handle of the launching gun 4 is rotated clockwise, a bottle body of an air storage bottle 15 is pushed in a cavity in the handle under the thrust of a rebound spring 51 and an air charging block 52, as a valve at an air outlet of the air storage bottle 15 is clamped and fixed by a jaw, the air charging valve of the air charging bottle 16 is opened to realize air discharging, after the air charging is finished, because the air charging switch 5 is in threaded fit with a large helix angle adopted by the handle, the rebound spring 51 automatically rotates anticlockwise to a starting position, the inflation is stopped;

when in emission: the trigger 6 of the launching gun 4 is pulled, the spring 9 is rapidly released to push the airplane body 1 to pop up, after the airplane body 1 flies out, the internal high-pressure gas starts to be released, the high-pressure gas can only be released from the nozzle of the gas ejector pipe on two sides of the airplane due to the fact that the pipeline of the gas inlet pipe inside the airplane is provided with a one-way valve, the aperture of the nozzle of the gas ejector pipe is only 1 millimeter, and the gas flow rate of the gas ejector pipe is extremely high due to the narrow tube effect, and the power of continuous flight is given to the airplane body 1 under the action of the reaction force.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 launching toy airplane which can be propelled by air injection of an air bottle comprises an airplane body and a launching device and is characterized in that an air inflation bottle is arranged inside the airplane body, a pipe orifice of an air inlet pipe of the air inflation bottle is positioned at the tail part of the airplane body, an air inlet one-way valve is arranged inside the air inlet pipe, pipe orifices of air injection pipes communicated with the air inflation bottle are arranged in the middle parts of two wings of the airplane, the air injection one-way valve is arranged inside the air injection pipes, and a sliding block is arranged at the front end of the bottom surface of the airplane;

the ejection device comprises symmetrically arranged air injection plugs, a support for connecting the two air injection plugs and an ejection gun which is vertically intersected with the support on the same horizontal plane, wherein the top end of a handle of the ejection gun is provided with an inflation needle which can be inserted into the pipe orifice of an air inlet pipe, an air storage bottle is arranged inside the handle, the bottom end of the handle below the air storage bottle is also provided with an inflation switch, the top end of the air storage bottle is provided with an air storage bottle nozzle, the inflation needle is communicated with the air storage bottle nozzle through a pipeline, an ejection pipe is downwards arranged along the top surface of the ejection gun at the front end of the support, one end, close to the handle, in the ejection pipe is fixedly connected with a spring and an outer spring pipe, the other end of the spring is fixedly connected with an inner spring pipe which is inserted between the outer spring pipe and the spring, the bottom surface at the front end of the inner spring pipe is provided with a vertically downward operating lever, and the operating lever is fixedly connected with a trigger hook which is axially identical to the ejection pipe, the bottom of the launching tube is provided with a loading handle, the bottom end of the operating rod is inserted into the front end of the loading handle, the loading handle is pulled backwards, and the other end of the trigger hook is clamped at the top end of the trigger;

2. A toy pop aircraft which can be propelled by gas cylinder jet as claimed in claim 1, wherein said inflation switch is threadably connected to the bottom end of the handle.

3. A toy pop aircraft as claimed in claim 1 or claim 2, wherein the inflation switch is internally provided with a rebound spring.

4. A toy pop aircraft as claimed in claim 1 or claim 2, wherein the inflation switch is centrally provided with an inflation block projecting inwardly of the handle.

5. A toy pop aircraft which can be propelled by gas cylinder jet as claimed in claim 1, wherein the nozzle of the jet tube has a bore diameter of 1 mm.