KR20130006040A - Safety loading device of cannon - Google Patents

Abstract

PURPOSE: A safety loading device of a cannonball is provided to prevent a fall of a cannonball loaded in a powder chamber by a cannonball falling prevention unit before closing a breechblock. CONSTITUTION: A safety loading device of a cannon comprises a breechblock(120), a cannonball transferring unit(130), and a cannonball falling prevention unit(140). The breechblock is installed in a breech(115) of a barrel(110) and opens/closes the breech. The cannonball is loaded in a tray(135) position in a rear side of the barrel and the cannonball transferring unit inserts the cannon into the inside of a powder chamber through the breech opened by the breechblock after aligning the cannon with the barrel. The cannonball falling prevention unit is in contact with the breech and the cannonball transferring unit individually when the cannonball transferring unit and the breechblock are operated, thereby avoiding interference. The cannonball falling prevention unit is positioned in a rear side of the barrel and prevents the cannon ball being inserted into the breech from being fallen when the cannonball transferring unit and the breechblock are not operated.

Description

Canvas safety loading device {SAFETY LOADING DEVICE OF CANNON}

The present invention relates to a safety loading device for a canvas capable of safely loading a shell in a foam.

In general, artillery is one of relatively large weapons capable of hitting the impact point by pushing the loaded shells with the power of gunpowder.

Such a canvas is divided into a barrel, a bullet stacking device for loading a plurality of shells, and a bullet transport means for transporting the shells from the bullet stacking device and inserting the shells into the foam of the barrel.

In this case, the barrel is generally installed to be inclined downward at a predetermined angle from the front portion of the barrel to the rear portion (foam), and on one side of the pome is further provided with a switch for opening and closing the foam before and after the shell.

In addition, the bullet conveying means is arranged on one side of the barrel of the barrel to transfer the shell in the standby state of transport in the extractor of the bullet stacking device with the tray to align and load the barrel.

By the way, when a loading failure occurs when a shell having a weight of 40 to 50 kilograms is loaded inside the foam, a phenomenon in which the shell falls from the interior of the foam may occur.

The dropping of the shell may lead to equipment damage or injury to the operator. In particular, when the shell is exploded by the drop impact force, a great damage is expected.

The present invention has been made to solve the above problems, an object of the present invention is to provide a safety loading device of the canvas that can prevent the fall due to the loading failure during loading of the shell in the pomi.

Safety loading device of the canvas according to an aspect of the present invention to achieve the above object is installed on one side of the pony of the barrel and a closing device for opening and closing the pony; A bullet transport means for loading a shell into a tray located behind the barrel to align the shell with the barrel, and inserting the shell into the chamber through the foam opened by the closure; And rotated to avoid interference due to individual contact when the shot conveying means and the closure are in operation, and positioned behind the pony of the barrel when the shot conveying means and the closure are not in operation to prevent the drop of the shell inserted into the foam. It characterized in that it comprises a; falling to prevent the falling means for.

The dropping prevention means, the fixed bracket is fixed to one side is installed on the other side of the pomi, the first rotating unit is installed on the other side of the fixed bracket in the axial rotation in conjunction with the bullet transport means, the first rotating part is supported And characterized in that it comprises a second rotating unit which is installed to be axially rotated in conjunction with the closure.

The fixing bracket, the slot groove is formed in the center, the annular first fixed shaft is installed on the other side, characterized in that the first coil spring is fixed to the circumference of the first fixed shaft.

The first rotating part may include a first support housing accommodating the first fixed shaft and one end of the first coil spring is elastically axially rotated.

The first rotating part may further include a second support housing which is integrally coupled to an upper portion of the first support housing, and wherein the annular second fixing shaft penetrates and is horizontally orthogonal to the first fixing shaft.

A second coil spring is fixed to the circumference of the second fixed shaft.

The second rotating part may include a third support housing having a predetermined length, the lower portion of which is inserted into the second support housing and is installed perpendicularly to the fixing bracket.

The second fixing shaft is inserted into the lower portion of the third support housing, one end of the second coil spring is constrained, characterized in that the shaft rotation is elastically supported.

The third support housing is characterized in that the cam is fixed to the upper one side in contact with the operation of the closing device, the receiving groove of a predetermined length is formed on the opposite side of the cam.

Receiving groove of the third support housing, characterized in that the stop is disposed to protrude to the upper part to prevent the drop of the shell inserted into the pony when the shot conveying means and the closing device is inoperative.

The dropping prevention means, one end is hinged to the lower portion of the stop, the other end is characterized in that it further comprises a stop connection linking hinged to the second support housing.

The stopped portion is contacted during the closing operation of the closure, the upper portion is completely entered into the receiving groove of the third support housing while rotating the third support housing, and is seated in the slot groove of the fixing bracket together with the third support housing. It is characterized by.

As described above, according to the safety loading device of the canvas according to the present invention, the anti-dropping means that is rotated to avoid interference during the operation of the closing device and the bullet transport means is opened, and the shell is loaded in the chamber and opened before the closing device is closed. At this time, the shell of the loaded state is prevented from falling.

1 is a view showing howitzer in a state where the safety loading device of the canvas according to an embodiment of the present invention,
FIG. 2 is an enlarged side view illustrating the dropping prevention means of FIG. 1; FIG.
3 is another side view showing an enlarged drop prevention means of FIG.
FIG. 4 is an exploded view illustrating an exploded view of the dropping means of FIG. 1;
5 is a view showing a first operation of the ball drop prevention means by the bullet transport means of FIG.
Fig. 6 is a view showing the second operation of the means for preventing falling of the coal by the closure of Fig. 1;

Hereinafter, with reference to the accompanying drawings looks at in detail with respect to the safety loading device of the canvas according to an embodiment of the present invention.

Prior to this, terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary terms, and the inventor should appropriately interpret the concepts of the terms appropriately It should be interpreted in accordance with the meaning and concept consistent with the technical idea of the present invention based on the principle that it can be defined.

Therefore, the embodiments described in the present specification and the configurations shown in the drawings are only the most preferred embodiments of the present invention, and not all of the technical ideas of the present invention are described. Therefore, It should be understood that various equivalents and modifications may be present.

1 is a view showing howitzer in a state where the safety loading device of the canvas according to an embodiment of the present invention is installed, FIG. 2 is a side view showing an enlarged bullet prevention means of FIG. 1, FIG. 4 is an exploded view illustrating the ball drop prevention means of FIG.

As shown in Figure 1, the safety loading device of the canvas according to an embodiment of the present invention includes a barrel 110, a closing device 120, a bullet transport means 130 and a bullet drop prevention means 140. It is configured by.

The barrel 110 is installed to be inclined downward in the direction of the pony 115 from the tip and is installed in conjunction with a restoring recoil system (not shown) to be installed in the main retreat left movement.

The barrel 10 is formed in a tubular shape having a predetermined length so as to determine the flying direction of the shell C loaded into the chamber.

The main retractor is a device that combines the retractor and the recuperator serves to quickly return the barrel 110 to its original position while mitigating the impact of the retreat of the barrel 110.

In addition, the closing device 120 is installed on one side of the pony 115 of the barrel 110 to open and close the pony 115, and the rear of the chamber of the barrel 110 to load the shell (C). A crank shaft (not shown) integrally installed in the casing T and the chamber together with the pomi ring 121 to support the opening and closing of the pomi ring 121 and the pomi ring 121 to rotate. It comprises a portion 122.

In addition, the shot transport means 130 loads the shell (C) to the tray (135) located in the rear of the barrel 110, as shown in Figures 2 to 4 the shell ( After aligning with the 110, it is a member for inserting the shell (C) into the chamber through the foam (115) opened by the closing device (120).

The tray 135 may be rotated so as to be aligned with the barrel 110 by a cylinder C which is interlocked with the pivot shaft 131 and connected to the cylinder C by a hinge H to be hydraulically controlled. After the shell C is inserted into the pony 115, the shell C returns to its original state (see FIG. 1).

On the other hand, the bullet drop prevention means 140 is rotated to avoid interference by contacting individually during the operation of the bullet transfer means 130 and the closure 120, the bullet transfer means 130 and the closure 120 In the non-operation of the stop 143d to be described later is a member for preventing the fall of the shell (C) inserted into the pony 115 is located behind the pony 115.

To this end, the bullet drop prevention means 140 has a fixed bracket 141, one side of which is fixed to the other side (7 o'clock) of the pomi 115, and the bullet transport means 130 on the other side of the fixed bracket 141. The first rotating part 142 is installed to be axially rotatable in conjunction with the) and is supported by the first rotating part 142 and installed vertically with the fixing bracket 141 to be axially rotatable in conjunction with the closing device 120. It is configured to include a second rotating part 143.

The fixing bracket 141 is formed of a rectangular body of a predetermined length, one side is formed with a plurality of bolt insertion holes (O).

In addition, the fixing bracket 141 is formed with a slot groove (141a) in the center, the annular first fixed shaft (141b) is installed on the other side, the first coil spring on the circumference of the first fixed shaft (141b) 141c is fixedly installed.

The first rotating part 142 accommodates the first fixing shaft 141b to one side, and one end of the first coil spring 141c is constrained to the first mounting groove 142a-1 to elastically rotate. A first support housing 142a and the first support housing 142a is integrally coupled to the upper portion of the annular second fixed shaft 142b is fixed through the horizontally orthogonal to the first fixed shaft 141b It consists of two support housings 142c.

The cover 142a-2 is installed at the other side of the first support housing 142a.

The second fixed shaft 142b is integrally fixed to the rear surface of the second support housing 142c through a fixed plate 142b-1, and a second coil spring 142d is fixed to the circumference.

The second support housing 142c has a quadrangular shape, and an insertion groove 142c-1 for receiving a lower portion of the third support housing 143a to be described later is formed at the center thereof, and the front and rear of the insertion groove 142c-1 is formed. A circular through hole 142c-2 through which the first fixed shaft 141b penetrates is formed in communication.

A cover 142e is installed on the front surface of the second support housing 142c to close the front through hole 142c-2.

In addition, a hinge hole 142c-3 through which a hinge H for supporting the other end of the stop connection link 144 to be described later is inserted is installed at the right side of the through hole 142c-2.

The second rotating part 143 includes a third support housing 143a of a predetermined length that is orthogonal to the fixing bracket 141.

A lower portion of the third support housing 143a is formed with a through hole 143a-1 through which the second fixed shaft 142b is inserted to elastically support axial rotation, and the through hole 143a-1. One side of the second coil groove 142d is formed with a second recessed groove 143a-2 on which one end of the coil is restrained. In this case, a bearing B may be further provided inside the through hole 143a-1.

In addition, the third support housing 143a is fixed to the cam 143b that is in contact with the sealing portion 122 of the closure 120 when the closing operation of the closure 120 to the upper side, the cam 143b On the opposite side of) is formed a receiving groove 143c of a predetermined length.

In the receiving groove 143c of the third support housing 143a to prevent falling of the shell C inserted into the pony 115 when the shot conveying means 130 and the closing device 120 are not operated. A stop 143d may be further provided to partially protrude upward.

The stop 143d is supported by the guide 143e covering a part of the receiving groove 143c, the vertical movement is supported, the hinge hole (H) of the stop connection link 144 to be described later coupled to the lower ( 143d-1) is formed.

The dropping prevention means 140 of the present invention, one end is hinged to the lower portion of the stop (143d) (H), the other end is a stop connection link (H) coupled to the second support housing (142c) ( 144 may be further included.

Accordingly, the stop connection link 144 is disposed diagonally with respect to the standing direction of the third support housing 143a, and the hinge hole 142c-3, which is the rotation center, is the rotation center of the third support housing 143a. It is different from the phosphorus through hole 142c-2 by the distance 'd' shown in FIG. 4.

Therefore, the stop 143d is completely entered into the receiving groove 143c of the third support housing 143a when the closing device 120 is closed, and the fixing bracket together with the third support housing 143a. It is possible to be seated in the slot groove (141a) of the (141).

Unexplained reference numerals '144a' and '144b' are space keeping members.

Hereinafter, with reference to the drawings looks at the operation of the safety loading device of the canvas of the present invention described above.

5 is a view showing a first operation of the ball drop prevention means by the bullet transport means of Figure 1, Figure 6 is a view showing a second operation of the ball drop prevention means by the closure of FIG.

As shown in FIG. 5, when the tray 135 of the bullet transport means 130 is supported by the pivot shaft 131 and aligned with the barrel 110, the shell C is loaded into the chamber.

At this time, the third support housing 143a is in a standing state as shown in (a) of FIG. 5, and then contacts the bar 135a of the tray 135 with reference to the first support housing 142a of FIG. Rotation of the shell (C) is facilitated by rotating at an angle as shown in b).

When the shot transport means 130 returns to its original position after the shell (c) is loaded, the dropping prevention means 140 also returns to its original state as shown in FIG. 5 (a), wherein the loading of the shell (c) is poor. The stop 143d is located and prevented from falling from the inside of the chamber.

Thereafter, when the closing device 120 is closed, the dropping prevention means 140 rotates as shown in FIGS. 6B and 6C so that the third support housing 143a is completely folded. When the closing device 120 is opened after the shooting is completed, the dropping prevention means 140 returns to its original position.

Therefore, the safety loading device of the canvas of the present invention further includes a bullet drop prevention means 140 that is rotated to avoid interference during operation of the closing device 120 and the shot transport means 130, the shell (C) is loaded in the chamber. After the closing device 120 is closed before closing, the shell C of the loading failure state is prevented from falling.

As described above, although the present invention has been described by way of limited embodiments and drawings, the present invention is not limited thereto, and it should be understood by those of ordinary skill in the art to which the present invention relates, Of course, various modifications and variations can be made within the equivalent range.

Claims (12)

A closing device (120) installed at one side of the foam (110) of the barrel (110) for opening and closing the foam (115);
The shell C is placed in a tray 135 located behind the barrel 110 to align the shell C with the barrel 110, and the foam 115 opened by the closure 120. Shot transport means for inserting the shell (C) into the chamber through the; And
When the shot conveying means 130 and the closure 120 are in operation, they are individually contacted and rotated to avoid interference, and when the shot conveying means 130 and the closure 120 are not in operation, the foam of the barrel 110 is moved. A dropping prevention means (140) positioned at a rear side to prevent a drop of the shell (C) inserted into the breech (115);
Safety loading device of the canvas comprising a. According to claim 1, The dropping prevention means 140,
One side of the fixing bracket 141 is fixed to the other side of the pomi 115 and the first rotating part 142 is installed on the other side of the fixing bracket 141 to be axially rotated in conjunction with the bullet transport means 130. And a second rotating part (143) supported by the first rotating part (142) and axially rotatable in association with the closing device (120). The method of claim 2, wherein the fixing bracket 141,
A slot groove 141a is formed at the center, and an annular first fixed shaft 141b is installed at the other side, and a first coil spring 141c is fixedly installed at a circumference of the first fixed shaft 141b. Safe loading device of canvas. The method of claim 3, wherein the first rotating part 142,
And a first support housing (142a) accommodating the first fixed shaft (141b) and having one end of the first coil spring (141c) constrained and elastically rotated. The method of claim 4, wherein the first rotating part 142,
It is further provided with a second support housing 142c which is integrally coupled to an upper portion of the first support housing 142a, and the annular second fixed shaft 142b penetrates and is horizontally orthogonal to the first fixed shaft 141b. Safe loading device of the canvas, characterized in that. The circumference of the second fixed shaft (142b),
Safety coil loading device, characterized in that the second coil spring (142d) is fixed. The method of claim 6, wherein the second rotating part 143,
The lower portion is inserted into the second support housing (142c) of the safety loading device of the canvas, characterized in that it comprises a third support housing (143a) of a predetermined length standing up perpendicular to the fixing bracket (141). The lower portion of the third support housing 143a,
The second fixed shaft (142b) is interpolated, but one end of the second coil spring (142d) is restrained, the safety of the canvas, characterized in that the shaft rotation is elastically supported. The method of claim 8, wherein the third support housing (143a),
The cam 143b is fixedly installed in contact with the operation of the closure 120 to the upper side, the safety loading of the canvas, characterized in that the receiving groove 143c of a predetermined length is formed on the opposite side of the cam 143b. Device. The method of claim 9, wherein the receiving groove 143c of the third support housing 143a,
The stopper 143d is disposed to protrude upwardly to prevent falling of the shell C inserted into the pony 115 when the shot conveying means 130 and the closing device 120 are not operated. The safety loading device of the canvas. The method of claim 10, wherein the dropping prevention means 140,
One end of the canvas is characterized in that the hinge (H) is further coupled to the lower portion of the stop (143d), the other end is connected to the second support housing (142c) hinge (H) is connected to the stop linkage (144). Safety loading device. The method of claim 11, wherein the stop 143d,
In the closing operation of the closing device 120, the upper part completely enters the receiving groove 143c of the third support housing 143a, and the slot groove 141a of the fixing bracket 141 together with the third support housing 143a. Safety loading device of the canvas, characterized in that seated on.

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