KR200492535Y1 - Index box for digital gas meter - Google Patents

Abstract

The present design can eliminate the concern of safety accidents through immediate action by expanding and delivering an alarm so that users can fully recognize when an alarm is issued through a buzzer by detecting gas leaks, and can improve the quality of a gas meter for digital inspection. As to allow;
A counting means having an inlet and an outlet and coupled to an upper case mounted on an upper portion of the lower case for measurement; Consisting of an index box that is closed in front of the upper case by receiving a drum body with an index name plate mounted on the front and a substrate for recognizing the information of the counting means and converting it to digital information. In the gas meter for digital inspection
Further comprising an amplifying means for amplifying the alarm sound of the buzzer in the index box at the position of the buzzer that is provided on the substrate and generating an alarm sound when gas leak is detected and sending it to the front of the index box; The amplification means includes an opening formed at the front for transmitting a buzzer sound, and an amplifying body integrally formed with the index box while the top and bottom, right and rear surfaces are closed; The right wall of the index box where the loudspeaker is located is formed to have a thickness thinner than that of the index box at other positions, so that the buzzer sound can be more easily transmitted to the loudspeaker.

Description

INDEX BOX FOR DIGITAL GAS METER for digital inspection with expansion structure

The present invention relates to a digital inspection gas meter index box having an amplification structure, and more particularly, by improving the index box of a digital inspection gas meter, the sound of a buzzer that generates an alarm such as gas leakage can be clearly heard from outside. It is related to the provision of an index box for a gas meter for digital inspection having an amplification structure that can maximize the alarm efficiency by allowing it to be expanded.

In general, a gas meter is a device installed on a gas supply pipe to measure and display the flow rate (usage) of gas, and consists of an upper case forming an inlet and an outlet connected to the gas supply pipe, and a lower case containing a diaphragm. In the upper case, a rotary slide equipped with a valve that operates according to the flow of gas flowing into and out of the diaphragm is provided, and the flow rate of gas is accumulated based on the rotational force transmitted by the rotary slide in the front of the upper case. It is configured to have an index portion to display.

The index unit as described above is provided with a count module that receives rotational force by various gears interlocking with the rotary slide that converts the reciprocating motion of the diaphragm into rotational motion according to the flow of gas as described above, and displays the amount of gas in a rotary manner. do.

Recently released gas meters are equipped with a sensor and the like along with a count module that displays the amount of gas in an analog manner as described above, and a configuration for integrating the amount of gas in a digital manner.

The digital inspection gas meter 100 as described above has an inlet 101 and an outlet 102 and is measured in front of the upper case 104 coupled to the upper part of the lower case 103, as shown in FIG. A counting means 105 for, and a substrate 106 for recognizing the information of the counting means 105 and converting it into digital information is mounted.

In front of the substrate 106, the drum body 107 and the index name display 108 are sequentially arranged, and finally, the index box 110 is closed while the airtight material 109 is interposed therebetween.

Utility model registration No. 20-0464776-0000 Patent No. 10-1924426-0000

None.

Various types of digital gas meters have been developed and used in the past, and Patent Document 1 and Patent Document 2 are exemplarily proposed, but technology content that prevents meter reading errors due to external magnetic force that may occur in the digital integration process. Or, it can be characterized by a configuration that has a leak checker integrated under the index box to check for leaks of gas.

However, in the case of the recently provided digital inspection gas meter, it is configured to have a detection sensor for detecting gas leakage on the substrate and a buzzer 111 for emitting an alarm based on the leakage detection.

In this state, if there is a gas leak, it is detected and the buzzer provided on the board is operated to generate an alarm sound. In the test state where the index box is not connected, the front part of the board is open, so a loud buzzer sound is heard.

However, when a test is performed while the index box is combined with the upper case through an airtight material, or when a gas leak occurs while an actual gas meter is installed, the buzzer sound is transmitted to the outside of the gas meter even if the buzzer operates. There is a phenomenon that people cannot easily recognize it.

In addition, despite the recent revision of the law, it is required to be more than 60 decibels at a distance of 1 meter from the gas meter, but in reality the index box is not combined, the number is satisfied. Because it is not past, even if an alarm is triggered, it is not recognized.

Due to this, even though the gas is leaking, it is not possible to take follow-up measures, and safety accidents such as explosion or fire occur in the process of continuing to use the gas as it is, resulting in enormous damage to human life and property. Actually.

Accordingly, in the present invention, as invented to solve the above problems, a counting means having an inlet and an outlet and coupled to an upper case mounted on an upper portion of the lower case for weighing; Consisting of an index box that is closed in front of the upper case by receiving a drum body with an index name plate mounted on the front and a substrate for recognizing the information of the counting means and converting it to digital information. In the gas meter for digital inspection

Further comprising an amplifying means for amplifying the alarm sound of the buzzer in the index box at the position of the buzzer that is provided on the substrate and generating an alarm sound when gas leak is detected and sending it to the front of the index box; The amplification means includes an opening formed at the front for transmitting a buzzer sound, and an amplifying body integrally formed with the index box while the top and bottom, right and rear surfaces are closed; The right wall of the index box where the loudspeaker is located is formed to have a thickness thinner than that of the index box at other positions so that the buzzer sound can be more easily transmitted to the loudspeaker;

When an alarm is triggered through a buzzer by detecting a gas leak, it is expanded and transmitted so that users can fully recognize it, so that the concern of safety accidents can be eliminated through immediate action, and the purpose of improving the quality of a gas meter for digital inspection has been achieved. This is possible.

The present invention provides a structural change so that the alarm sound generated by the buzzer provided inside the index box is expanded and transmitted to the front of the digital inspection gas meter, so that the gas leakage alarm can be sufficiently recognized by users. It has the effect of eliminating the concern of possible safety accidents.

Digital inspection by ensuring safe metering by preventing gas measurement errors that may be caused by the inflow of moisture or moisture into the index box while enhancing the alarm power by amplifying the alarm sound to the front of the digital inspection gas meter. It is a design that has various effects, such as contributing to the improvement of the quality and performance of the gas meter.

1 is an exploded perspective view of a gas meter for digital inspection shown to explain the present invention.
2 is a perspective view of an excerpted index box for a gas meter for digital inspection having an amplification structure to which the technology of the present invention is applied.
Figure 3 is a cross-sectional view taken along the line A-A of the index box for a digital inspection gas meter having an amplification structure to which the technology of the present invention is applied.
Figure 4 is a cross-sectional view taken along the line B-B of the index box for a digital inspection gas meter having an amplification structure to which the technology of the present invention is applied.
5 is a block diagram showing another example of an index box for a digital inspection gas meter having an amplification structure to which the technology of the present invention is applied.

Hereinafter, a preferred configuration and operation of the present invention for achieving the above object will be described with reference to the accompanying drawings.

1 is an exploded perspective view of a gas meter for digital inspection shown to explain the present invention, FIG. 2 is a perspective view showing an excerpt of an index box for a gas meter for digital inspection having an amplification structure to which the technology of the present invention is applied, and FIG. A-A cross-sectional view of the index box for a digital inspection gas meter with an expansion structure to which the technology of the present invention is applied, and Fig. 4 is a B-B of the index box for a digital inspection gas meter with an expansion structure to which the technology of the present design is applied. A cross-sectional view of the line, FIG. 5 will be described together as a configuration diagram showing another example of an index box for a digital inspection gas meter having an amplification structure to which the technology of the present invention is applied.

A typical digital inspection gas meter 100 has an inlet 101 and an outlet 102 and a counting means 105 for metering is coupled to an upper case 104 that is coupled to an upper portion of the lower case 103 .

In the front of the upper case 104, a substrate 106 for recognizing the information of the counting means 105 and converting it to digital information is mounted on the rear (in the direction of the upper case), and an index name plate 107 is mounted in the front. The index box 110 accommodating the drum body 108 is configured to be closed in a state with an airtight material 109 interposed therebetween.

In the present invention, the index box 110 is improved to amplify the sound of the buzzer 111 provided on the substrate 106 and provide a structure that can forward the sound to reduce the risk of safety accidents that may be caused by gas leakage. Characterized in that to be able to.

To this end, on the right side of the index box 110 at the position of the buzzer 111 provided on the right front side of the substrate 106 mounted behind the drum body 108, the alarm sound of the buzzer 111 is amplified and the index box 110 ) To have more amplification means 115 that can be sent to the front.

In the present invention, the position of the amplifying means 115 is described as being located on the right side of the index box 110, but depending on the position of the buzzer 111 provided on the substrate 106, the upper side of the index box 110 or It is natural that it can be formed on the left, bottom or front.

The amplification means 115 has an opening 116 for transmitting a buzzer sound in the front, and the index box 110 with the upper surface 117 and the lower surface 118, the right surface 119 and the rear surface 120 closed. ) And integrally formed by forming an amplification body 121.

The right wall 122 of the index box 110 in which the amplifying means 115 is located is formed to have a thickness T1 that is thinner than the thickness T of the index box 110 at another location, so that the buzzer sound is amplified means ( 115) so that it can be delivered more easily.

The index box 110 has an average thickness of about 2.5 mm. As a result of its own experiment, when the thickness of the right wall 121 is 0.8 mm, it is found that the durability is satisfied and the transmission effect of the alarm sound is the best.

A hole or perforation may be formed in the right wall 122 to facilitate the transmission of the buzzer sound.However, in this case, various foreign substances such as water or moisture are introduced from the outside to prevent smooth operation, thereby measuring gas. This is not preferable because there is a risk of causing a malfunction.

In addition, an amplification guide 125 is further attached in the direction of the right wall 122 and the loudspeaker 115 at the position of the buzzer 111 provided on the substrate 106 so that the buzzer sound is more pronounced than the front side of the right wall of the index box 110 ( 122) and the amplification means 115, it would be okay to increase the efficiency of transmitting the alarm sound to the front of the digital inspection gas meter 100.

Looking at the operation of the digital inspection gas meter 100 to which the technology of the present invention as described above is applied is as follows.

The digital inspection gas meter 100 measures the amount of gas used so that the amount of use can be visually checked through the index box 110, and the buzzer 111 provided on the substrate 106 by detecting when gas leaks Since it is already known that the alarm sound is generated and recognized by the users, the detailed description is omitted, and the alarm sound generated from the buzzer 111 is amplified and transmitted as follows.

When a gas leak is detected and the buzzer 111 generates an alarm sound, the sound is transmitted to the right wall 122 having a thickness thinner than the front of the index box 110, and the sound transmitted through the right wall 122 is Since the sound is amplified and transmitted forward by the amplification means 115 integrally formed in the index box 110, the alarm sound can be accurately recognized through hearing, and it is possible to eliminate the concern of a safety accident by taking immediate action. It is done.

In particular, the upper surface 117, the bottom surface 118, the right surface 119, and the rear surface 120 of the loudspeaker 115 are closed and the front is formed with an open opening 116, so the sound of the buzzer 111 is collected. It will be able to deliver largely forward.

In addition, when a buzzer 111 is further attached to the buzzer 111 provided on the substrate 106 so that sound is concentrated and transmitted in the direction of the right wall 122 and the amplifying means 115, the buzzer 111 ), it is possible to deliver a clearer and louder alarm sound.

The present invention as described above can eliminate the concern of safety accidents through immediate action by expanding and delivering an alarm so that users can fully recognize when an alarm is issued through a buzzer by detecting a gas leak and improving the quality of a digital inspection gas meter. It has the advantage of being able to improve.

100; Gas meter for digital inspection
104; Upper case
105; Counting means
106; Board
108; Drum body
110; Index box
111; Buzzer
115; Loudspeaker
116; Opening
121; Loudspeaker body
122; Right wall
125; Loudspeaker Guide

Claims (2)

A counting means 105 that has an inlet 101 and an outlet 102 and is coupled to an upper case 104 mounted on an upper portion of the lower case 103 for measurement;
The substrate 106 for recognizing the information of the counting means 105 and converting it into digital information is mounted at the rear, and the drum body 108 with the index name plate 107 mounted at the front is accommodated, and the airtight material 109 An index box 110 that is closed in front of the upper case 104 through the interposition;
It is provided on the substrate 106 and can be sent to the front of the index box 110 by amplifying the alarm sound of the buzzer 111 in the index box 110 at the location of the buzzer 111 that generates an alarm sound when gas leakage is detected. In the digital inspection gas meter 100 further provided with amplification means 115
The amplification means 115, an opening 116 formed for transmitting a buzzer sound in the front, the upper surface 117 and the lower surface 118, the right surface 119 and the rear surface 120 are closed, and the index box 110 ) And including an amplification body 121 integrally formed with;
The right wall 122 of the index box 110 in which the amplifying means 115 is located is formed to have a thickness T1 that is thinner than the thickness T of the index box 110 at another location, so that the buzzer sound is amplified means ( 115) more easily delivered;
A gas meter index for digital inspection having a loudspeaker structure, characterized in that a loudspeaker guide 125 is further attached in the direction of the right wall 122 and the loudspeaker 115 at the position of the buzzer 111 provided on the substrate 106 box. delete

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