KR100728804B1 - Illegal use prevention product of gas valve - Google Patents

Abstract

An arbitrary operation prevention unit of a gas valve is provided to prevent an erroneous operation such as arbitrarily blocking gas and limiting a usage of the gas for a predetermined time. An arbitrary operation prevention unit of a gas valve comprises a body(10), a blocking ring(20), a bolt(30), and a sealing member. The body includes a receiving part, a protrusion(15), and a side tap. The receiving part is concavely formed on a center of a bottom of the body and receives a fixing nut of a gas valve. The protrusion is formed on one side of an edge of the bottom. The side tap is formed on a side of the body and passes through the receiving part. A slide groove is formed on a part where the side tap is formed and embraces an outside of the body. The blocking ring is mounted on the slide groove. The sealing member is adhered on one side of the gas valve to represent that the gas valve is sealed.

Description

Illegal use prevention product of gas valve}

1 and 2 is an exemplary view showing an unauthorized operation prevention of the gas valve according to the present invention.

Figure 3 is an exemplary view showing the internal configuration of the tamper-evident prevention of the gas valve according to the present invention.

Figure 4 is an exemplary view showing another embodiment of the tamper-evident stopper of the gas valve according to the present invention.

5 and 6 are exemplary views showing an example of a state of use of the stepless prevention of the gas valve according to the present invention.

Figure 7 is a cross-sectional view showing another embodiment of the main body of the main portion in the tamper-evident prevention of the gas valve according to the present invention.

Figure 8 is a cross-sectional view showing another embodiment of the main ring of the main portion in the tamper-evident prevention of the gas valve according to the present invention.

Explanation of symbols on the main parts of the drawings

1: protection

10: body 11: receiving portion

12: Slide groove 13: Side tab

14: Jaw 15: protrusion

16: extrusion line

20: obstruction ring 21: ring protrusion line

22: first end 23: second end

30: bolt 40: sealing member

50: gas valve 51: mounting portion

52: anti-rotation protrusion 53: bolt member

54: sealing member 55: lever

59: washer 60: fixing nut

The present invention relates to a tamper-evident prevention mechanism of a gas valve to prevent the gas valve from being opened and closed in detail. It is designed to prevent unauthorized people from opening or closing the valve of gas valve without unauthorized operation by installing an unauthorized operation prevention device.

In general, the gas is used as energy when cooking food or operating a boiler in a place where gas is used as a heat source, for example, an entertainment bar, a restaurant, or a home.

However, when a normal user moves or does not use a gas-related facility for a certain period of time due to circumstances, the gas valve is closed to prevent an unexpected accident.

The main body for closing the above-described gas valve is the company supplying gas or the manager in charge of managing the gas facility, and the company or the manager closes the construction.

When the gas facility is no longer used, the entire facility may be dismantled or prevented from being supplied. However, when the gas supply is expected in the near future or after a certain period of time, the gas valve is temporarily shut off and closed. Get drunk.

For shut-off and closing measures, take physical measures by winding the wires so that the lever cannot be turned, and the fastening part of the wire is sealed with a metal seal and a seal with a warning statement. Action was taken so that it could not be turned.

However, when the physical action was taken by winding the wire, there was a problem that is ugly and hateful, causing the user or a third party to reject.

In addition, when the action was taken by winding or sealing the resin tape, there was a problem that the unauthorized user opened and closed the gas valve without permission by removing the tape or seal so easily.

In addition, there is a case in which the structure of the gas valve is changed in order to prevent the operation of the gas valve, but such a change is a structural change that is not verified by an authorized institution, and there is a risk of a gas safety accident and an unreliable problem.

The present invention is to provide a tamper-evident prevention mechanism of the gas valve to solve the above problems.

The present invention is fixed so that the operation of the lever of the gas valve, but the fixed form is beautiful to enable the user to minimize the sense of rejection, and also to prevent the unauthorized operation of the gas valve to limit the operation of the gas valve The purpose is to provide.

Another object of the present invention is to provide a stepless prevention of the gas valve to limit the opening and closing operation of the gas valve in a state that does not physically damage or change the gas valve that meets the KS standards and gas safety standards.

Another object of the present invention is to mount the lever of the gas valve so that the opening and closing operation of the gas valve, but the bolt for the fixed setting and unlocking of the tamper-evident prevention mechanism to be covered from the outside, the third party can be easily in addition to the person who took the sealing action It is to provide a tamper-evident stopper of the gas valve so that it is not noticeable.

In order to achieve the above object, the embodiment of the present invention, the receiving portion is formed in the center of the bottom surface, the projection of the shape so as to correspond between the anti-rotation protrusion of the gas valve and the first jaw or the second jaw of one side of the bottom Is formed to protrude, the side tab is formed so as to penetrate the receiving portion, the body is formed with a slide groove on the outside the tab is formed; A bolt fastened to a tab of the body; And a blocking ring mounted on a slide groove of the body so as to cover the tab of the body so as not to be exposed to the outside and having an elasticity.

A configuration example for effectively realizing the object of the embodiment, the sealing member is described the reason for sealing; it is effective to further include.

Another configuration example for effectively implementing the object of the embodiment, the number of the tab is a plurality, it is effective that any one of the plurality of tabs are bolted.

Another configuration example for effectively implementing the object of the embodiment, the body, it is effective that the jaw is formed on one side of the protrusion and the bottom of the body.

Another configuration example for effectively implementing the object of the embodiment, the body, it is effective that the protruding line protrudes in the slide groove.

Another configuration example for effectively implementing the object of the embodiment, the obstruction ring, it is effective that the protrusion line protrudes on the inner surface.

Another configuration example for effectively realizing the object of the embodiment, the obstruction ring is a ring (ring), one of which is disconnected, the ring (first) and the second end abuts (ring), and one side is disconnected It is effective that the first end and the second end are formed in any one of a ring shape.

Hereinafter, the present invention configured as described above will be described in detail.

1 and 2 is an exemplary view showing the stepless prevention of the gas valve according to the present invention, Figure 3 is an exemplary view showing the internal configuration of the stepless prevention of the gas valve according to the present invention, Figure 4 Figure 5 is an exemplary view showing another embodiment of the stepless prevention of the gas valve according to the present invention, Figures 5 and 6 is an exemplary view showing an example of the use state of the stepless prevention prevention of the gas valve according to the present invention, Figure 7 Fig. 8 is a cross-sectional view showing another embodiment of the main body of the gas valve according to the present invention in the stepless prevention of operation of the gas valve according to the present invention. An example of a cross section is shown.

As illustrated in FIGS. 1 to 4, the stepless prevention prevention tool 1 of the gas valve according to the present invention has an accommodating part 11 formed at a bottom thereof, and a side tab penetrating the accommodating part 11 at a side thereof ( 13 is formed of a body 10, the bolt 30 is fastened to the side tab 13 of the body 10 described above.

The size of the accommodating part 11 is the size that can accommodate the fixing nut 60 of the gas valve 50 that satisfies the requirements specified in the relevant laws and regulations such as the KS standard or the Gas Safety Management Act.

The configuration of the gas valve 50 will be described with reference to FIG. 4 for the part related to the present invention.

In the mounting portion 51 of the gas valve 50, a bolt member 53 which directly connects with a ball (not shown) and rotates the ball protrudes to the outside, and on one side of the mounting portion 51, an anti-rotation protrusion 52 is disposed to the outside. And a sealing member 54, a lever 55, and a washer 59 are sequentially inserted into the above-described bolt member 53, and a fixing nut 60 is disposed outside the bolt member 53. It is fastened so that the lever 55 is not arbitrarily separated.

The above-described bolt member 53 and the lever 55 are formed with a surface 56 so that they do not run against each other in a fastened state, and the rotation preventing protrusion of the gas valve 50 described above (outside of the lever 55). 52, a first jaw 57 is formed to contact the second jaw 57, and a second jaw 58 is formed to make 90 degrees with the first jaw 57 and to contact the anti-rotation protrusion 52.

The above-described body 10 will be described in more detail with reference to FIGS. 3 and 4 as follows.

In the center of the bottom of the body 10, the receiving portion 11 is formed in a concave shape, a protruding portion 15 is formed at one side of the edge of the bottom surface, the side tab 13 to penetrate the receiving portion 11 Is formed.

A slide groove 12 is formed around the outer side of the body 10 in a portion where the side tab 13 is formed on the side of the body 10 described above, and an obstruction ring 20 is mounted on the slide groove 12. do.

In addition, as shown in FIGS. 2 and 4, a jaw 14 is formed inside the protrusion 15 described above, and the jaw 14 corresponds to the shape of the gas valve 50. To avoid interference with (55).

The above-described gas valve 50 is manufactured in various standards according to the standard prescribed by law, and the standard of the gas valve 50 used for a specific gas pressure is slightly different, but the edge of the lever 55 The difference in size is very small in the present invention is configured to accommodate all the gas valve 50 used for the same gas pressure by the above-described jaw (14).

The above-described protrusion 15 protrudes in the shape of an arc, and the height of the protrusion 15 is such that the side surface of the protrusion 15 contacts the gas valve 50 anti-rotation protrusion 52 as shown in FIG. 5. The length of the protrusion 15 is about the width of the protrusion 15 inserted between the anti-rotation protrusion 52 of the gas valve 50 and the first jaw 57 of the lever 55.

The above-mentioned shielding ring 20 is preferably a material having elasticity, for example, a metal or resin material.

In addition, a sealing member 40 may be added to one side of the prevention tool 1, and the sealing member 40 may include a sealing agent, a reason for sealing, a period of sealing, a warning phrase, and the like.

In addition, the sealing member 40 may be attached so as to pass through both of the prevention mechanism (1) and the gas valve (50).

Figure 7 shows another embodiment of the body 10, the main feature is to vary the number of side tabs 13 and the bolt 30 formed in the body (10).

Although the number of tabs 13 and bolts 30 may be one, the object of the present invention is achieved, but the bolts 30 may not be tightened and loosened when the guard 1 is actually mounted or dismantled on the gas valve 50. Since there may be inconvenience, it is preferable to arrange in several places.

That is, as shown in (a) to (d) of FIG. 7, the number of side tabs 13 is formed into two, three, four, and six, and each side tab 13 has a bolt 30. In the present invention, the number of the side tabs 13 is not limited, and the number of the side tabs 13 can be formed in a larger number. The 30 can be tightened or loosened to provide convenience to the operator.

The above-described bolt 13 is to insert the tool by rotating the tool, it is possible to form the tool groove in the hexagon shape to use a universal hex wrench, triangular, pentagon, seven-membered, or half moon to use only a specific tool It is also possible to form a tooth tool groove.

The slide groove 12 described above may be formed in a flat surface as shown in FIG. 3, and may also be formed by protruding the protrusion line 16 as shown in FIG. 4. The contact area between the shielding ring 20 and the slide groove 12 is to be reduced so that the shielding ring 20 can be rotated more easily.

8 is an exemplary view showing various embodiments of the obstruction ring 20.

The above-described blocking ring 20 may be formed in a ring shape as shown in FIGS. 8A and 8B, and as shown in FIGS. 8C and 8D, The first end 22 and the second end 23 may be formed in a ring shape in contact with each other. As shown in FIGS. 8E and 8F, one end may be disconnected and the first end 22 may be formed. 22 and the second end 23 may be formed in a ring shape to maintain a predetermined distance S.

In addition, the obstruction ring 20 is formed on the inner surface by protruding the ring protrusion line 21 as shown in (b) (d) (f) of Figure 8 so that the ring protrusion line 21 and the obstruction ring 20 It is to reduce the contact area between the slide groove 12 so that the obstruction ring 20 can be rotated more easily.

The predetermined interval S of the blocking ring 20 described above is such that the cross section of the bolt 30 is visible.

In addition, as shown in (a) and (b) of FIG. 8, the ring-shaped shielding ring 20 having no open portion is a material having abundant elasticity, and when the worker constructs the protective device 1, the shielding ring ( 20) Tightening or releasing the bolt 30 in the state of completely peeling off itself, and when the construction is finished, the cover ring 20 is forcibly opened to be mounted in the form of covering the slide groove 12, the cover ring (20) In the state where) is mounted, the side tab 13 and the bolt 30 are covered.

In addition, as shown in (c) and (d) of FIG. 8, the shielding ring 20 in the form of a ring in which one is disconnected is opened between the first and second ends 22 and 23 which are disconnected. 30 to be exposed to tighten or loosen the bolt 30, and when tightening or loosening the bolt 30 located elsewhere, the screen ring 20 is rotated in the slide groove 12 of the body 10, Removing the force that opened the disconnected part is retracted by its elasticity, so that the side tabs 13 and the bolts 30 are covered.

In addition, as shown in FIGS. 8E and 8F, one side is cut so that the first end portion 22 and the second end portion 23 have a ring-shaped shielding ring to maintain a predetermined distance S. 20 rotates the obstruction ring 20 to expose the side tab 13 in the open portion to tighten or loosen the bolt 30 in the exposed side tab 13, the bolt 30 is located elsewhere When loosening or tightening, the blanking ring 20 is turned, and when the bolt 30 is no longer required to be tightened or loosened, the blanking ring 20 is turned so that the side tabs 13 are not exposed.

Hereinafter, the operation and operation of the present invention will be described with reference to the accompanying drawings.

As shown in Figs. 4 to 6, the preventive device 1 according to the present invention is attached to the gas valve 50.

The gas valve 50 maintains an open state in which gas flows or a closed state in which gas flow is blocked, and is generally closed when the body length direction of the gas valve 50 and the lever 55 form a right angle direction. When the body length direction of the gas valve 50 and the lever 55 form a side-by-side direction, it is in an open state, and in any state, the first jaw 57 or the second jaw of the anti-rotation protrusion 52 and the lever 55 is always present. Between the 58) a space of approximately 1/4 arc shape is formed.

In the preventive device 1 according to the present invention, the protrusion 15 has a first jaw 57 or a second jaw of the anti-rotation protrusion 52 and the lever 55 as shown in FIGS. 5 and 6. 58) is inserted into a space of an arc shape of approximately 1/4 to limit the rotation of the lever (55).

In addition, as shown in FIG. 7, the receiving portion 11 of the prevention port 1 receives the fixing nut 60 of the gas valve 50. When the bolt 30 is tightened, the end of the bolt 30 is fixed. It is in close contact with the outside of the nut 60 to prevent the prevention port (1) is mounted on the gas valve 50 to prevent the separation / detachment.

On the other hand, the outer shape of the fixing nut 60 is in the form of a hexagonal column so that the bolt 30 is in contact with the edge or face, it is not a problem to tighten the bolt 30 more deeply or thinner.

After that, the sealing member 40 is attached to one side of the preventive device 1 or the gas valve 50 so as to know that it is sealed.

On the other hand, where the operation of the lever 55 of the gas valve 50 is restricted, for example, a household at the time of moving, a long-term unoccupied household, a gas boiler not installed household, a non-payment generation generation household, a constant pressure generator during operation ( Ball valve misoperation prevention), and utility line (operation of ball valve misoperation prevention) during operation.

On the other hand, when the dismantling of the protective device 1 is not permitted, the bolt 30 is covered by the screen ring 20 so that it is impossible to know how to dismantle it.

Although the invention has been described in detail only with respect to the specific examples described, it will be apparent to those skilled in the art that various modifications and variations are possible within the spirit of the invention, and such modifications and variations belong to the appended claims.

The tamper-evident prevention mechanism of the gas valve according to the present invention can prevent misoperation such as restricting the use of the gas for a predetermined period or blocking the gas without permission.

In addition, when an unauthorized person tries to remove an unauthorized device with a protective device installed in the gas valve, it is not easy to know how to remove it.

In particular, the stepless prevention operation of the gas valve according to the present invention can be installed in a state that does not damage or change the gas valve prescribed in the KS standards and gas laws that unexpected gas safety accident when constructing the prevention of unauthorized use of gas valve This can be prevented in advance.

In addition, the preventive device according to the present invention is that the appearance and beauty can be minimized compared to the conventional winding wire or tape.

Claims (4)

A receiving portion is formed at the center of the bottom surface, and a protrusion having a shape corresponding to the rotation space of the lever is formed to protrude between the anti-rotation protrusion of the gas valve and the first jaw or the second jaw of the lever on one side of the bottom surface. A side tab formed so as to penetrate therethrough, and a body having a slide groove formed on an outer side of the side tab; A bolt fastened to the side tab; A shielding ring mounted on the slide groove to cover the side tabs so as not to be exposed to the outside and having elasticity; A protrusion line protruding from the slide groove; And A jaw formed on one side of the protrusion and the bottom of the body; Stepless prevention of the gas valve, characterized in that it comprises a. The method of claim 1, Sealing member described in the reason for sealing; Stepless prevention of the gas valve further comprises. delete The method according to claim 1 or 2, The screening ring, It consists of a ring form, a ring form in which one end is cut off and the first end and the second end abut, and a ring form in which one end is cut off and the first end and the second end are opened. Stepless prevention of the gas valve, characterized in that.

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