KR102233799B1 - Spray gun for self-defense - Google Patents

Abstract

The present invention relates to a liquid spray gun for defense, which sprays tear-inducing liquid for a user′s own safety. More specifically, the present invention relates to a liquid spray gun for self-defense, which includes an LED irradiating a beam on the front side of a gunbarrel unit of a mainframe, and a beam button on a handle unit, and which is able to conveniently aim at a target, and to have a precise target-aiming means. According to the present invention, the liquid spray gun having the target-aiming means comprises: a pumping unit which includes a cylinder which is filled with tear-inducing liquid, and a piston which discharges the tear-inducing liquid by a pumping motion moving forward/backward in the cylinder; a spray nozzle placed in front of the piston to spray the tear liquid discharged; the mainframe which includes the gunbarrel unit including the pumping unit and the spray nozzle, the handle unit connected from a rear side to a lower side of the gunbarrel unit, and a trigger placed on an upper side in front of the handle unit for providing an external force for the pumping of the pumping unit; and the target-aiming means which includes an LED placed in front of the gunbarrel unit to irradiate a target beam, and a beam button placed on a lower side of the trigger in front of the handle unit to turn the LED on/off.

Description

Self-defense liquid sprayer with target aiming means {Spray gun for self-defense}

The present invention relates to a liquid injector for self-defense that injects tear fluid for personal safety, and more specifically, it is provided with an LED for irradiating a beam in front of the barrel part of the main body and a beam button in the handle part, so that aiming of a target is convenient. And it relates to a liquid injector for self-defense having an accurate target aiming means.

In recent years, various crimes such as kidnapping and robbery have been frequently occurring, and for this reason, there are many concerns about safety for everyone, regardless of age or sex. In particular, as children and women are more easily exposed to crime, there are many social issues.

In order to protect oneself in the event of personal danger, a lot of personal items are provided that are easy to carry and are used for self-defense. Among them, a liquid (or gas) sprayer for self-defense that can be quickly responded to by simple operation and easy portability due to its compact size. Is used a lot.

Injectors for self-defense have a structure in which gas or tear fluid stored therein is injected when the trigger is operated as the main body is in a gun shape like registration room No. 0133360 and registration room No. 0432282.

A user usually uses a self-defense sprayer in an urgent situation, so it is often not possible to aim at a target (eg, a robbery suspect) and inject gas or tear fluid in the wrong direction.

Therefore, it is necessary to visually show that the injector for self-defense is aiming at the target so that gas or tear fluid is injected into the target. However, the prior art does not have such a means.

The invention of the beam was conceived to solve the problem of the self-defense sprayer according to the prior art. When the user applies force to the finger to pull the trigger, the beam button is naturally pressed so that the beam is automatically irradiated to the target first, and tear fluid is released. A liquid injector for self-defense with a target aiming means that visually shows the target that the beam was aimed at before spraying to prevent the user from spraying in the direction away from the target, and that the target recognizes that they are aiming and refrains from criminal acts. It is for the purpose of providing.

In addition, it is another object of the present invention to provide a liquid injector for self-defense having a target aiming means in which the first powder and the second powder of the main body are rigidly and stably hooked.

The liquid injector for self-defense having a target aiming means according to the present invention for achieving such an object

A pumping unit including a cylinder in which tear fluid is filled therein, and a piston for discharging the filled tear fluid through a pumping action moving forward and backward in the cylinder;

A spray nozzle provided in front of the piston to inject the discharged tear fluid;

A barrel comprising the pumping unit and the spray nozzle, a handle connected from the rear of the barrel to the bottom, and a trigger provided at an upper front of the handle and providing an external force for a pumping action of the pumping unit. main body;

And a target aiming means including an LED provided in front of the barrel and irradiating a target beam, and a beam button provided under the trigger toward the front of the handle and turning the LED on and off.

And the main body is composed of a first powder and a second powder that are assembled and coupled to each other,

A hook coupling means for hooking the first powder and the second powder; further comprising,

The hook coupling means

A hook protrusion protruding from the edge of the inner surface of the first powder,

A coupling block provided on the inner wall of the second powder,

An insertion groove formed in the coupling block and into which the hook protrusion is inserted,

A hook groove formed on an inner wall of the coupling block that makes the insertion groove and into which the hook protrusion is inserted to be hooked,

A pipe-shaped push pipe disposed in front of the inner wall of the insertion groove,

An elastic band that penetrates the push pipe and provides an elastic force for pushing the hook protrusion into the hook groove in the front of the push pipe,

A seating groove formed concavely on the lower surface of the hook protrusion to allow the push pipe seated therein to descend together with the hook protrusion,

A guide protruding portion protruding from the inner wall below the hook groove and allowing the push pipe to descend from the seating groove to move from the seating groove to the rear side of the hook groove;

It characterized in that it comprises a hook release hole through the inner wall and connected to the hook groove.

The liquid injector for self-defense having a target aiming means according to the present invention irradiates a beam to the target and informs the user in the aiming direction, so that gas or tear fluid can be rapidly and accurately injected to the target, and the target recognizes that it is aiming. As a product that has the effect of hesitating criminal acts, it is a very useful invention for industrial development.

1 is a perspective view of a liquid injector for self-defense according to an example of the present invention.
FIG. 2 is a perspective view showing the internal structure of the body by removing the first powder in FIG. 1;
Figure 3 is a view showing the structure and operation of the hook coupling means according to the present invention.

Hereinafter, a liquid injector for self-defense having a target aiming means according to the present invention will be described in more detail with reference to the drawings.

Prior to a more detailed description of the liquid injector for self-defense having a target aiming means according to the present invention,

The present invention will be described in detail in the text of the bar, implementation (態樣, aspect) (or embodiment) that can apply various changes and can have various forms. However, this is not intended to limit the present invention to a specific form of disclosure, it should be understood to include all changes, equivalents, and substitutes included in the spirit and scope of the present invention.

In each drawing, the same reference numerals, in particular the number of tens and ones, or the same reference numerals with the same tens, ones, and alphabet indicate members having the same or similar functions, and unless otherwise specified, each of the drawings. The member indicated by the reference numeral can be identified as a member conforming to these criteria.

In addition, components in each drawing are expressed by exaggeratingly large (or thick) or small (or thin) or simplified their size or thickness in consideration of the convenience of understanding, but the scope of protection of the present invention is limited by this. It shouldn't be.

The terms used in the present specification are only used to describe specific embodiments (sun, 態樣, aspect) (or embodiments), and are not intended to limit the present invention. Singular expressions include plural expressions unless the context clearly indicates otherwise. In the present application, terms such as ~comprise~ or ~consist~ are intended to designate the existence of features, numbers, steps, actions, components, parts, or a combination thereof described in the specification, but one or more other features. It is to be understood that the presence or addition of elements or numbers, steps, actions, components, parts, or combinations thereof, does not preclude in advance the possibility of the presence or addition.

Unless otherwise defined, all terms used herein including technical or scientific terms have the same meaning as commonly understood by one of ordinary skill in the art to which the present invention belongs. Terms as defined in a commonly used dictionary should be interpreted as having a meaning consistent with the meaning in the context of the related technology, and should not be interpreted as an ideal or excessively formal meaning unless explicitly defined in the present application. Does not.

1 and 2, the liquid injector for self-defense having a target aiming means according to the present invention includes a main body 10, a pumping unit 20, a spray nozzle 30, a cartridge set 40, and a target aiming means. It is done by doing.

The main body 10 is made in the shape of a gun, and includes a barrel part 11, a handle part 13, a trigger 15, and the like.

The pumping unit 20 and the injection nozzle 30 are built in the barrel 11 of the main body 10, and when the trigger 15 is pulled, the cylinder 21 of the pumping unit 20 is advanced and pumped. It is discharged to the front of the tear fluid by the action.

The main body 10 is composed of a first powder (10A) and a second powder (10B) having a symmetrical structure as a whole.

The first powder 10A and the second powder 10B are assembled and coupled to each other through a male and female coupling means, and are firmly and stably fixed to each other through a hook coupling means.

The male and female coupling means is formed along the edge of the inner surface where the first powder (10A) and the second powder (10B) are in contact with each other, and consists of an assembly protrusion 16 and an assembly groove 17 that are male and female to each other.

A specific configuration of the hook coupling means will be described later.

The pumping unit 20 includes a cylinder 21 filled with tear fluid, and a piston 26 for discharging the filled tear fluid through a pumping action that moves forward and backward in the cylinder 21.

The injection nozzle 30 is coupled to the front of the pumping unit 20 and discharges the tear fluid transmitted by the pumping action of the pumping unit 20 to the outside of the front.

The cartridge set 40 supplies tear fluid to the cylinder 21 of the pumping unit 20.

The cartridge set 40 is inserted and coupled from the rear of the main body 10 so as to be replaceable.

The target aiming means irradiates the direction in which the tear fluid of the injection nozzle 30 is to be discharged with a beam in advance and shows it to the user.

The target aiming means is an LED 51 arranged in parallel with the injection nozzle 30 in front of the barrel 11 of the main body 10 to irradiate a beam toward a target, and a handle part of the main body 10 It is provided under the trigger 15 in front of (13) and includes a beam button 53 for turning on and off the beam irradiation of the LED. The LED 51 irradiates a red beam, and the user presses the beam button 53 with a middle finger to irradiate the beam from the LED 51.

When the user applies force to pull the trigger 15 with the index finger, the force is naturally applied to the middle finger, and the beam button 53 is automatically pressed, and the red beam of the LED 51 is first irradiated to the target, and the user is irradiated. Seeing the red beam, it is possible to accurately spray the tear fluid on the target.

Hereinafter, with reference to Figs. 2 and 3, a description will be given of a hook coupling means for hooking the first powder 10A and the second powder 10B of the main body 10. For reference, in describing the hook coupling means 60, the direction is set up and down based on FIG. 3.

The coupling means 60 is a hook protrusion 61, an insertion groove 62, a hook groove 63, a push pipe 64, an elastic band 65, a seating groove 611, a guide protrusion 66, a hook It consists of a release hole (67), including a coupling block (69).

First, as shown in FIG. 2, coupling blocks 69 are formed on the inner walls of the first powder 10A, and insertion grooves 62 are formed in the coupling blocks 69.

The hook protrusion 61 is a position corresponding to the coupling block 69 and is formed to protrude downward from the inner edge of the second powder 10B.

The hook protrusion 61 has a hook groove 613 formed in the front (right side in FIG. 3) for hook engagement, and a hook protrusion 61 formed in the coupling block 69 at the front of the lower end. ), an inclined surface 614 for guiding it to be inserted into the inner wall of a) is formed, and a seating groove 611 in which the push pipe 64 is seated is formed on the lower surface.

The insertion groove 62 is formed inside the coupling block 69, and the hook protrusion 61 descends and is inserted. The inner wall of the coupling block 69 making the insertion groove 62 includes a front wall 621, a rear wall 622 facing the front wall 621, and a front wall 621 and a rear wall 622. It consists of two sidewalls 623 that connect.

A passage groove 625 through which the elastic band 65 passes is formed at an upper front side of the side wall 623 of the insertion groove 62. An upper side of the hook protrusion 61 is formed with a coupling jaw 615 inserted into and coupled to the passage groove 625. The coupling jaw 615 is coupled to the passage groove 625 while pressing the elastic band 65 in the passage groove 625 to seal the gap between the passage groove 625 and the hook protrusion 61.

The hook groove 63 is an inner wall forming the insertion groove 62 and is formed on the front wall 621, and the locking protrusion 613 of the hook protrusion 61 is inserted and engaged.

The push pipe 64 is made of a hard material and has a shape of a pipe having a hollow inside.

The elastic band 65 penetrates the hollow of the push tube 64, and both ends are fixed to the outside of the through groove 625.

The elastic band 65 provides an elastic force by which the push pipe 64 pushes the hook protrusion 61 from the rear to the front.

The seating groove 611 is formed on the lower surface of the hook protrusion 61 and has a concave structure corresponding to the outer periphery of the push pipe 64 so that the push pipe 64 is seated. The seating groove 611 allows the push pipe 64 to descend together when the hook protrusion 61 descends.

The guide protrusion 66 is formed to protrude in a diagonal direction from the inner wall (front wall 621) under the hook groove 63, so that the descending push pipe 64 is in contact with the guide protrusion 66 and is pushed rearward. Let's do it. When the push pipe 64 is pushed back a certain distance or more, the push pipe 64 is separated from the mounting groove 611 of the hook protrusion 61 and transferred to the rear of the hook protrusion 61, and the elastic force of the elastic band 65 By pushing the hook protrusion 61 forward, the locking jaw 613 of the hook protrusion 61 is prevented from being separated from the hook groove 63.

The hook release hole 67 is formed through an inner wall (front wall 621) connected to the hook groove 63. The second powder (10B) in a state in which a pin is inserted from the outside of the coupling block (69) into the hook release hole (67) to push the hook protrusion (61) so that the locking jaw (613) is out of the hook groove (63). ) Is lifted, the hook protrusion 61 is separated from the coupling block 69.

A process in which the hook protrusion 61 of the second powder 10B is hooked to the coupling block 69 of the first powder 10A by the coupling means 60 configured as described above is as follows.

The hook protrusion 61 of the second powder 10B is placed on the insertion groove 62 of the coupling block 69 of the first powder 10A.

In this state, when the second powder (10B) is lowered, the push pipe 64 is seated in the seating groove 611 of the hook protrusion 61 that descends into the insertion groove 62, so that the push pipe 64 becomes the hook protrusion 61 ) And descends.

The descending hook protrusion 61 is moved along the inner wall (front wall 621) of the insertion groove 62, and the locking jaw 613 is moved in front of the hook groove 63 by its own restoring force. Move to the hook groove (63) is inserted and caught.

And the push pipe 64 descending together with the hook protrusion 61 is pushed to the rear side while being in contact with the guide protrusion 66, and is finally separated from the seating groove 611.

The push pipe 64 separated from the seating groove 611 moves to the rear side of the hook protrusion 61 while rising with the elastic force of the elastic band 65 and is caught by the coupling jaw 615, and moves the hook protrusion 61 forward. Push.

The push pipe 64 continuously pushes the hook protrusion 61 forward with the elastic force of the elastic band 65, so that the locking protrusion 613 of the hook protrusion 61 is unintentionally separated from the hook groove 63. To improve the bonding force between the second powder 10B and the first powder 10A.

In the above description of the present invention, a liquid injector for self-defense having a target aiming means having a specific shape and structure has been described with reference to the accompanying drawings, but the present invention can be variously modified and changed by those skilled in the art. Should be construed as falling within the scope of the present invention.

10: main body 15: trigger
20: pumping unit 21: cylinder
26: piston 30: injection nozzle
40: cartridge set 51: LED
53: beam button 60: hook coupling means

Claims (2)

A pumping unit including a cylinder in which tear fluid is filled therein, and a piston for discharging the filled tear fluid through a pumping action moving forward and backward in the cylinder;
A spray nozzle provided in front of the piston to inject the discharged tear fluid;
A barrel comprising the pumping unit and the spray nozzle, a handle connected from the rear of the barrel to the bottom, and a trigger provided at an upper front of the handle and providing an external force for a pumping action of the pumping unit. main body;
Target aiming means comprising; an LED provided in front of the barrel part to irradiate a target beam, and a target aiming means provided under the trigger toward the front of the handle part and including a beam button for turning on and off the LED. In the liquid sprayer for self-defense having,

The main body is composed of a first powder and a second powder that are assembled and coupled to each other,
A hook coupling means for hooking the first powder and the second powder; further comprising,

The hook coupling means
A hook protrusion protruding from the edge of the inner surface of the first powder,
A coupling block provided on the inner wall of the second powder,
An insertion groove formed in the coupling block and into which the hook protrusion is inserted,
A hook groove formed on an inner wall of the coupling block that makes the insertion groove, and into which the hook protrusion is inserted to be hooked,
A pipe-shaped push pipe disposed in front of the inner wall of the insertion groove,
An elastic band passing through the push pipe and providing an elastic force for pushing the hook protrusion into the hook groove in the front of the push pipe,
A seating groove formed concavely on the lower surface of the hook protrusion to allow the push pipe seated therein to descend together with the hook protrusion,
A guide protruding portion protruding from the inner wall below the hook groove and allowing the push pipe to descend from the seating groove to move to the rear surface of the hook groove;
Liquid injector for self-defense having a target aiming means, characterized in that it comprises a hook release hole through the inner wall and connected to the hook groove. delete

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