JP2008107270A - Flow measuring apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To solve the problem that a large burden has been borne by operators since registration work of appliance information is complicated to require long hours of work. <P>SOLUTION: A flow measuring apparatus is provided with a flow measuring means 7 for measuring the quantity of flow; a flow information storage means 8 for storing flow information on the duration of time of the continuation of a measured flow value; an information input means 10 for inputting rated output information of a gas appliance 9 connected to a gas channel 6; an information conversion means 11 for converting the rated output information inputted by the information input means 10 into flow information; an appliance registering means 12 for registering appliance information on the basis of flow information acquired from the information conversion means 11; and an appliance identifying means 13 for identifying appliances in use by comparing measured flow information with registered flow information. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a flow rate measuring device provided with a device discriminating means for discriminating a device connected to a flow path based on flow rate information.

  Conventionally, as shown in FIG. 7, this type of flow rate measuring device includes a gas flow rate measuring unit 1 that measures the flow rate of a gas flowing in a gas flow path, and a flow rate increase detecting unit 2 that detects an increase in the flow rate from the measurement result. The flow rate increase / decrease detection means 3 for detecting the instantaneous increase / decrease change of the gas flow accompanying the increase of the flow rate, the instrument determination means 4 for determining the start of use of a new gas combustion instrument when the instantaneous increase / decrease change is detected, and the flow rate increase detection means The flow rate registration means 5 for registering the increase in the gas flow rate detected in step 1 as the increase in the gas flow rate associated with the start of use of the new gas combustion appliance (see, for example, Patent Document 1).

With the above configuration, pay attention to the fact that the gas flow rate increases and decreases instantly when it starts to use a new gas combustion device, and it becomes a stable gas flow rate. By determining, it is possible to determine the start of use of a new gas combustion appliance by a simple method and register an increase in gas due to the use of the new gas combustion appliance.
JP 2002-174542 A

  However, the conventional configuration has a problem that the burden of the operator is heavy because the registration of the instrument information is complicated and requires a long time.

  In order to solve the above-described conventional problems, a flow rate measuring device according to the present invention includes a flow rate measuring unit that measures a flow rate flowing in a gas flow path, a time length during which the flow rate value of the flow rate measuring unit and the measured flow rate value continue. The flow rate information storage means for storing the flow rate information, the information input means for inputting the rated output information of the gas appliance connected to the gas flow path, and the rated output information input from the information input means as the flow rate information. The information conversion means for conversion, the appliance registration means for registering appliance information by the flow rate information obtained from the information conversion means, the flow rate information measured by the flow rate measurement means and the flow rate information registered by the appliance registration means are compared. And an appliance discriminating means for discriminating the appliance to be used.

  As a result, if the rated output information of the gas appliance to be registered is prepared in advance, it becomes possible to complete the registration of the appliance information simply by inputting the rated output information from the information input means. The burden on the person can be reduced.

  If the flow rate measuring device of the present invention prepares the rated output information of the gas appliance to be registered in advance, it can complete the registration operation of the appliance information only by inputting the rated output information from the information input means. Therefore, the burden on the operator can be reduced.

According to a first aspect of the present invention, there is provided a flow rate measuring means for measuring a flow rate flowing through a gas flow path, a flow rate information storing means for storing flow rate information of the flow rate value of the flow rate measuring means and a length of time for which the measured flow rate value continues. From the information input means for inputting the rated output information of the gas appliance connected to the gas flow path, the information conversion means for converting the rated output information input from the information input means into the flow rate information, and the information conversion means Appliance registration means for registering appliance information based on the obtained flow rate information, and appliance discrimination means for comparing the flow rate information measured by the flow rate measurement means and the flow rate information registered by the appliance registration means to discriminate the appliance to be used. If the rated output information of the gas appliance to be registered is prepared in advance by using the provided configuration, the appliance information registration operation can be performed simply by inputting the rated output information from the information input means. It becomes possible to complete the, it is possible to reduce the burden on the operator.

  In the second invention, in particular, when a part of the flow rate information cannot be obtained from the rated output information of the gas appliance of the first invention, the shortage flow rate information can be complemented and registered. Even when the appliance information necessary for appliance discrimination cannot be obtained from the rated output information of the gas appliance, it becomes possible to register all appliance information necessary for appliance discrimination, and the appliance output can be determined from the rated output information of the gas appliance. The appliance to be used can be discriminated in the same manner as when all necessary appliance information can be obtained.

  In the third invention, in particular, the information input means of the first or second invention can be arbitrarily attached and detached, so that the information input means can be removed except during registration work. The measurement device main body can be configured to the minimum necessary.

  According to a fourth aspect of the invention, in particular, the information input means and the information conversion means of the first or second invention are configured to be arbitrarily detachable so that the information input means and the information conversion means are not used during registration work. It can be removed, and the main body of the flow rate measuring device can be configured to the minimum necessary.

  In the fifth aspect of the invention, in particular, the information input means of the first or second aspect of the invention is configured to be connected wirelessly, so that the information input means can be used at a location away from the flow rate measuring device main body. It is possible to give flexibility to the registration work.

  In the sixth aspect of the invention, in particular, the information input means and the information conversion means of the first or second aspect of the invention are configured to be connected wirelessly, so that the information input means and the information are separated from the flow rate measuring device main body. Conversion means can be used, and the registration work can be made flexible.

  In the seventh invention, in particular, the flow measuring device according to any one of the first to sixth inventions is configured to use an ultrasonic flow meter as an instantaneous flow measuring means, so that the instrument at the moment when the flow rate changes. The discriminating operation and the learning operation can be activated, and the appliance that is operating finely can be discriminated.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. Note that the present invention is not limited to the present embodiment.

(Embodiment 1)
FIG. 1 shows a block diagram of a flow rate measuring apparatus according to the first embodiment of the present invention.

In FIG. 1, the flow rate measuring device stores a flow rate measurement unit 7 that measures the flow rate flowing through the gas flow path 6, and a flow rate value that stores the flow rate value of the flow rate measurement unit 7 and the length of time for which the measured flow rate value continues. Information storage means 8, information input means 10 for inputting the rated output information of the gas appliance 9 connected to the gas flow path 6, and information conversion means for converting the rated output information input from the information input means 10 into flow rate information 11, appliance registration means 12 for registering appliance information based on the flow rate information obtained from the information conversion means 11, and the flow rate information measured by the flow rate measurement means 7 and the flow rate information registered by the appliance registration means 12 are used in comparison. The apparatus includes an appliance discriminating means 13 for discriminating an appliance. Here, 14 and 15 are gas appliances, 16 is a gas pipe, 17 is a gas meter as a flow rate measuring device, and 18 is a flow path shut-off valve.

  The operation and action of the flow rate measuring apparatus configured as described above will be described below.

  First, the registration work of the appliance information of the gas appliance 9 will be described.

  The registration of the appliance information is performed by preparing the rated output information of the gas appliance 9 and inputting the rated output information from the information input means 10. The rated output information input from the information input means 10 is converted into flow rate information from the information conversion means 11. For example, the device name (1), the maximum flow rate (1), the minimum flow rate (1), the starting flow rate ( It is registered in the appliance registration means 10 in the form of 1). If the device name (1) is included in the rated output information, it is automatically registered when the flow rate information is converted, but if it is not included in the rated output information, it is registered by means such as providing a separate menu. May be.

  Similarly, the instrument name (2), the maximum flow rate (2), the minimum flow rate (2), and the starting flow rate (2) are registered in the memory of the appliance B by inputting the rated output information for the gas appliance 14 as well. is there. The procedure for the gas appliance 15 is exactly the same. As the number of gas appliances to be registered increases, the procedure is sequentially registered in the form of appliance C and appliance D.

  If the rated output information of the gas appliance 9 that performs the registration work in this way is prepared in advance, the appliance information registration work can be completed simply by inputting the rated output information from the information input means 10, The burden on the operator can be reduced.

  The registered information may be correctable after registration for both the instrument name and the flow rate information.

  Further, the flow rate information that can be obtained by converting the rated output information does not need to include all of the maximum flow rate, the minimum flow rate, and the starting flow rate unless it is necessary for appliance discrimination.

(Embodiment 2)
FIG. 2 shows a flow chart of the flow rate measuring device in the second embodiment of the present invention.

  As shown in FIG. 2, the rated output information of the gas appliance 9 input by the information input unit 10 is converted into flow rate information by the information conversion unit 11. Next, if the appliance name is not registered in the converted flow rate information, the appliance name is complementarily registered. Similarly, if the maximum flow rate is not registered, the maximum flow rate is registered, if the minimum flow rate is not registered, the minimum flow rate is registered, and if the starting flow rate is not registered, complementary registration is performed.

  Even if the appliance information necessary for appliance discrimination cannot be obtained from the rated output information of the gas appliance 9 in such a procedure, all the appliance information necessary for appliance discrimination can be registered. The appliance to be used can be discriminated similarly to the case where all the appliance information necessary for appliance discrimination can be obtained from the output information.

  It should be noted that the step of flow rate information that is not necessary for appliance discrimination may be omitted.

  As for the complementary registration, any means such as direct input of numerical values and acquisition of information by actual machine operation may be used.

(Embodiment 3)
FIG. 3 shows a block diagram of a flow rate measuring apparatus according to the third embodiment of the present invention.

  In FIG. 3, the flow rate measuring device has a configuration in which the information input means 10 can be arbitrarily attached and detached, and the information input means 10 can be removed except during registration work. The limit configuration can be maintained.

(Embodiment 4)
FIG. 4 shows a block diagram of a flow rate measuring apparatus according to the fourth embodiment of the present invention.

  In FIG. 4, the flow rate measuring device is configured so that the information input means 10 and the information conversion means 11 can be arbitrarily attached and detached, and the information input means and the information conversion means can be removed except during registration work. Therefore, the flow rate measuring device main body can be configured to the minimum necessary.

(Embodiment 5)
FIG. 5 shows a block diagram of a flow rate measuring apparatus according to the fifth embodiment of the present invention.

  In FIG. 5, the flow rate measuring device is configured to connect the information input unit 10 wirelessly, so that the information input unit 10 can be used at a place away from the flow rate measuring device main body, and the registration work is flexible. Can be given.

(Embodiment 6)
FIG. 6 shows a block diagram of a flow rate measuring apparatus according to the sixth embodiment of the present invention.

  In FIG. 6, the flow rate measuring device is configured to wirelessly connect the information input unit 10 and the information conversion unit 11, and the information input unit 10 and the information conversion unit 11 can be used at a place away from the flow rate measuring device main body. Therefore, the registration work can be given flexibility.

  As described above, the flow rate measuring device according to the present invention includes a flow rate measuring unit that measures a flow rate flowing in a gas flow path, and a flow rate information of a length of time that the flow rate value of the flow rate measuring unit and the measured flow rate value continue. The flow rate information storage means for storing the information, the information input means for inputting the rated output information of the gas appliance connected to the gas flow path, and the information conversion for converting the rated output information input from the information input means into the flow rate information Means, appliance registration means for registering appliance information based on the flow rate information obtained from the information conversion means, flow rate information measured by the flow rate measurement means and flow rate information registered by the appliance registration means for use appliance If the rated output information of the gas appliance to be registered is prepared in advance, the rated output information can be simply input from the information input means. It is possible to complete the registration process fixings information, it is possible to reduce the burden on the operator can be applied to the use of flow measurement other than gas.

The block diagram of the flow measuring device in Embodiment 1 of the present invention. Flowchart of the flow rate measuring device in Embodiment 2 of the present invention The block diagram of the flow measuring device in Embodiment 3 of the present invention. Block diagram of a flow rate measuring device in Embodiment 4 of the present invention Block diagram of a flow rate measuring device in Embodiment 5 of the present invention Block diagram of a flow rate measuring device in Embodiment 6 of the present invention Block diagram of a conventional flow measurement device

Explanation of symbols

6 Gas flow path 7 Flow rate measuring means 8 Flow rate information storage means 9 Gas appliance 10 Information input means 11 Information conversion means 12 Appliance registration means 13 Appliance discrimination means 13 Discrimination learning means 14, 15 Gas appliance 16 Gas pipe 17 Gas meter 18 Flow path Shut-off valve 19 Information input means 20 Connector 21 Connector 22 Information input means 23 Information conversion means 24 Connector 25 Connector 26 Information input means 27 Adapter 28 Adapter 29 Information input means 30 Information conversion means 31 Adapter 32 Adapter

Claims (7)

A flow rate measuring means for measuring a flow rate flowing through the gas flow path, a flow rate information storage means for storing flow rate information of the flow rate value of the flow rate measuring means and a length of time for which the measured flow rate value continues, and a gas flow path Information input means for inputting rated output information of the connected gas appliance, information conversion means for converting rated output information input from the information input means into flow rate information, and flow rate information obtained from the information conversion means A flow measurement device comprising: appliance registration means for registering appliance information; and appliance discrimination means for comparing the flow rate information measured by the flow rate measurement means and the flow rate information registered by the appliance registration means to discriminate the appliance to be used. The flow rate measuring device according to claim 1, wherein when a part of the flow rate information cannot be obtained from the rated output information of the gas appliance, the flow rate information for the shortage can be supplementally registered. The flow rate measuring device according to claim 1 or 2, wherein the information input means is configured to be arbitrarily detachable. The flow rate measuring apparatus according to claim 1, wherein the information input unit and the information conversion unit are configured to be arbitrarily detachable. The flow rate measuring device according to claim 1, wherein the information input means is configured to be connected wirelessly. The flow rate measuring device according to claim 1 or 2, wherein the information input means and the information conversion means are configured to be connected wirelessly. The flow rate measuring device according to any one of claims 1 to 6, wherein the flow rate measuring means uses an ultrasonic flowmeter as an instantaneous flow rate measuring means.

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