JP2003176999A - Air type auxiliary device for disposing of mine laid underground - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To solve a problem that a method for disposing of a mine laid underground conventionally requires a large-scale device, and cannot be performed if organizing ability or the large-scale device are not owned, and it is always very dangerous to dig out the mine by feel when disposing of the mine by individuals or a small group unit in a small scale. <P>SOLUTION: This device is provided with an air supply hose extended from an air supply means, an air branch pipe connected to the air supply hose through a joint, a front side air pipe and a rear side air pipe connected to the air branch pipe through a control valve, an air injection nozzle arranged on a tip of the front side air pipe and on a tip of the rear side air pipe so as to have a space and inject the air, and a mirror means attached on the front side air pipe between the air injection nozzles. A flexible connection part intervenes in the front side air pipe. The rear side air pipe is fixed by a fixing means so as to be parallel with the front side air pipe, and a bomb blast protecting cover is penetrated and fixed. <P>COPYRIGHT: (C)2003,JPO

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pneumatic auxiliary device for buried mine disposal, and more particularly, to a mine detector for detecting a mine buried underground. The present invention relates to a pneumatic auxiliary device for excavating and processing after finding by such means. 2. Description of the Related Art Conventionally, various processing means have been conceived and implemented in order to treat land mines buried in the ground. For example, a large-scale explosion of a powerful bomb over a mine field Then, detonate the mine fuse with the blast and dispose of it, or install a rotating body in front of the self-propelled vehicle, attach a chain to this rotating body, hit the ground with the chain and move forward to detonate the mine After being discovered by means such as landmine detectors, it is processed by means such as blasting by applying a roller, striking force, or vibration directly above the landmine. On a small scale, after a buried mine is discovered, the soil around the buried mine is carefully removed by hand excavation using a stick, a spatula, a brush, etc., and an instant adhesive or the like is placed around the fuse at several places. After a few drops, it is difficult to detonate, then it is taken out by hand and transported to a safe place for blasting. [0004] However, these large-scale processing methods require large-scale equipment, and can only be carried out by possessing organizational strength and these equipments. When attempting to dispose of land mines on an individual or small group basis, excavation with a stick, spatula, brush, or the like by hand digging is constantly exposed to a very dangerous condition. The present invention has been made in view of the above-mentioned problems, and as a result of diligent studies, it has been found that an air supply means, an air supply hose extending from the air supply means, an air supply hose and a joint are provided. An air branch pipe whose base end is connected to the front air pipe, a front air pipe and a rear air pipe connected to the front end of the air branch pipe via a control valve, and a gap between the front air pipe and the rear air pipe. And an air injection nozzle disposed so as to jet air, and mirror means attached to a front air pipe between the air injection nozzles, a flexible connection portion being interposed in the front air pipe, The air pipe is arranged side by side with the front air pipe and fixed by fixing means, and the blast protection cover is fixed through the air pipe. The air-assisted auxiliary device for burying land mines according to the present invention has two air tubes, a front air tube and a rear air tube, and the air injection nozzles at the respective ends are arranged with a space therebetween. The air injection nozzle of the front air pipe blows off the soil and sand around the mine, and the air injection nozzle of the rear air pipe blows up dust and dirt, etc. The protective cover protects workers in the event of a landmine accidental explosion, and the substantially circular blast protective cover acts as a fulcrum when the air-assisted device is placed on the ground, making it easy to handle in the turning and vertical directions. Furthermore, since a flexible connecting portion that is bendable is interposed on the middle side of the front air pipe and is fixed by easily breakable fixing means, there is an erroneous explosion, and the tip portion is destroyed. The impact on workers is reduced. is there. SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a pneumatic auxiliary device for burying land mines which can easily and safely excavate mines. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A pneumatic auxiliary device for burying land mines according to the present invention which achieves the above object will be described below with reference to the drawings of the embodiments. FIG. 1 is a schematic explanatory view for explaining an outline of an embodiment of a pneumatic auxiliary apparatus for burying land mines according to the present invention. The present invention relates to a pneumatic auxiliary device for burying land mines, and more particularly, to an air device for excavating and processing mines buried in the ground after finding them by means of a mine detector or the like. An air supply means (not shown) such as a compressor, an air supply hose 1 extending from the air supply means, and a base end connected to the air supply hose 1 and a joint 2 through the joint 2. The connected air branch pipe 3 and a front air pipe 5 connected to each end of the air branch pipe 3 via a control valve 4.4.
, Rear air pipes 6, and respective air injection nozzles 5a. Provided at front ends of the front air pipes 5 and the rear air pipes 6 so as to be spaced apart in the front-rear direction and to jet air. 6a,
Each of the air injection nozzles 5a. The front air pipe 5 between the front air pipe 5 and the front air pipe 5 is provided with a mirror means 7 attached to the front end side thereof. The blast protection cover 9 is arranged side by side with the front air pipe 5 and is fixed by the easily breakable fixing means 8 and the blast protection cover 9 having a substantially circular outer periphery and which can be seen through is fixed substantially through the center of gravity. That is, the air supply means (not shown) of the pneumatic auxiliary device for burying land mines according to the present invention is a compressor or an air cylinder, and may be a vehicle-mounted type or a portable type. The air supply hose 1 is connected to a front air pipe 5 and a rear air pipe 6, which will be described later.
a. 6a is extended from the air supply means for injecting air from 6a. Next, the air branch pipe 3 is to be connected at the base end through the air supply hose 1 and the joint 2, and is connected to a front air pipe 5 and a rear air pipe 6, which will be described later, from the air supply hose 1. This is to branch out the sent air. Next, the front end of the front air pipe 5 and the rear end of the rear air pipe 6 are connected to the front end of the air branch pipe 3, and each of the air injection nozzles 5a. The control valve 4.4 controls the amount and momentum of the air injected from the nozzle 6a. The control valve 4.4 can be easily controlled by an operator with a fingertip. Further, the air injection nozzles 5a. Numerals 6a are provided at the front ends of the front air pipe 5 and the rear air pipe 6, respectively, and are provided with an interval in the front-rear direction as shown in FIG. It is arranged so as to inject in the direction. Further, the mirror means 7 is provided with a convex mirror made of stainless steel, aluminum or the like, so that each air injection nozzle 5a. The convex mirror is attached to the front end side of the front air tube 5 between 6a. The convex mirror is detachable and can be replaced when it is clouded or broken. The flexible connection portion 5b has a bendable hose or the like interposed at the middle side of the front air tube 5, and makes the front air tube 5 bendable at the center side. Next, the fixing means 8 is one in which the front air pipe 5 and the rear air pipe 6 are arranged side by side and bundled. The easy destruction means, for example, a paper tape, a cloth tape or the like, or a clip. A simple band may be used, and the structure is such that the front air tube 5 can be easily broken by an external force and the front air tube 5 comes off. Next, the blast protection cover 9 is a shield having an outer periphery formed in a substantially circular shape, and may be provided with a transparent window made of a transparent and durable acrylic resin or metal, or a metal, and may be provided with a transparent window. It protects workers from explosion and has a front air pipe 5
The rear air tube 6 and the rear air tube 6 are fixed at a position substantially at the center of gravity and substantially through the center side of the blast protection cover 9 having a substantially circular shape. In order to excavate a buried mine by the air-assisted auxiliary device for buried mine disposal of the present invention, air is injected from the air injection nozzle 5a of the front air pipe 5 to the vicinity of the buried mine discovered by a mine detector or the like. At this time, the lower end of the blast protection cover 9 serves as a fulcrum. Then, the worker becomes crawling and operates the control valve 4.4 with one hand while holding the grip G provided on the base end side, and the air from the air injection nozzle 5a of the front air pipe 5 is operated. Is projected through the blast protection cover 9 and in the vicinity of the buried land mine while being confirmed by the mirror means 7. At this time, if the rising dust or dirt obstructs the field of view, the control valve 4 of the rear air pipe 6 is operated to blow off the dust or dirt with the air jetted from the air jet nozzle 6a to secure the field of view. Operation.
Further, the buried land mine may be dug out by the air jetted from the air jet nozzle 6a of the rear air pipe 6. Further, the blast protection cover 9 having a substantially circular shape penetrates and is fixed to the substantially center of gravity, and the lower end of the blast protection cover 9 serves as a fulcrum when it is movable. By rotating the pneumatic auxiliary device, the air injection nozzle 5
a. 6a can be easily changed, and furthermore, the air injection nozzles 5a. 6
The distance between a and the buried land mine can be adjusted, and the operability is good. In addition, even if an erroneous explosion occurs, it can be protected by the blast protection cover 9 or the helmet mounted on the head, and is provided with the easily destructible fixing means 8 and the bendable flexible connection portion 5b. As a result, accidental explosion shocks are not transmitted directly to workers. The air-type auxiliary device for burying land mines according to the present invention can be made light and easy to move because of the above-mentioned structure, and can be easily moved. The blast protection cover, which has a substantially circular shape, is used as a fulcrum of operation. The operability is good, and the blast protection cover, easily destructible fixing means, and a flexible connection portion that can be bent to ensure the safety of workers. Is provided to protect workers even in the event of a bomb explosion.In addition, multiple workers can work simultaneously with a single air supply means, which is revolutionary and practical. It is a high invention.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic explanatory diagram for explaining an outline of an embodiment of a pneumatic auxiliary device for burying land mines according to the present invention. [Description of Signs] 1 Air supply hose 2 Joint 3 Air branch pipe 4 Control valve 5 Front air pipe 5a Air injection nozzle 5b Flexible connection section 6 Rear air pipe 6a Air injection nozzle 7 Mirror means 8 Fixing means 9 Blast protection cover

Claims (1)

Claims 1. An air supply means such as a compressor, an air supply hose extending from the air supply means, and an air branch having a base connected to the air supply hose via a joint. A pipe, a front air pipe and a rear air pipe connected to respective ends of the air branch pipes via control valves, respectively.
Air injection nozzles arranged at front ends of the front air pipe and the rear air pipe at an interval in the front-rear direction so as to jet air, and the front air between the air injection nozzles. Mirror means attached to the tip side of the pipe, a bendable flexible connection portion is interposed at the middle side of the front air pipe, and the rear air pipe is arranged side by side with the front air pipe for easy destruction. An air-type auxiliary device for burying land mines, wherein a blast protection cover having a substantially circular outer periphery and being visible through the blast protection cover is fixed to the center of gravity by fixing with a sex fixing means.