CN203366142U - Fluid supply controller - Google Patents
Fluid supply controller Download PDFInfo
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- CN203366142U CN203366142U CN 201320110878 CN201320110878U CN203366142U CN 203366142 U CN203366142 U CN 203366142U CN 201320110878 CN201320110878 CN 201320110878 CN 201320110878 U CN201320110878 U CN 201320110878U CN 203366142 U CN203366142 U CN 203366142U
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Abstract
The utility model provides a fluid supply controller which can inhibit the cost and start fluid supply via a simple operation. A combustion gas measuring device meters the use flow of combustion gas flowing in a combustion gas pipe, and controls the flow of the combustion gas supplied through the combustion gas pipe. The fluid supply controller comprises a trip valve, a supply control part, a card reader, a memory for supply control and security equipment, wherein the trip valve opens and closes the combustion gas pipe; the supply control part directs the trip valve to open or close the combustion gas pipe to control combustion gas supply; the card reader detects a storage card which records available flow of the combustion gas and reads the available flow of the combustion gas; the memory for supply control records the read available flow of the combustion gas; and the security equipment determines whether use of the combustion gas is abnormal, and if yes, a cut-off indication signal is sent to the power control part. Under the condition that the trip valve cuts the combustion gas pipe off according to the cut-off indication signal from the security equipment, the supply control part directs the trip valve to open the combustion gas pipe when the available flow of the combustion gas has a balance and the card reader detects the storage card.
Description
Technical field
The fluid apparatus for controlling of supply that the use traffic that the utility model relates to fluid mobile in a kind of flow path is measured and made the supply of fluid stop when surpassing the use traffic allowed.
Background technology
Gas user indoor usually be equipped with measure the amount that combustion gas passes through in pipe gas meter, flow meter to measure the use traffic of gas, coal gas.As this gas meter, flow meter, general known such as following diaphragm gas meter etc.: as to make alternately to repeat across two measuring rooms of dividing plate filling and the exhaust of combustion gas, carry out the flow of metering gas according to the volume of number of times that now dividing plate moves back and forth and measuring room.
In addition, have various security functions in gas meter, flow meter to guarantee using suitably and safely combustion gas.Such as being configured to following structure: when detecting gas leakage, Gas appliance breakage etc., the stop valve that can utilize gas meter, flow meter to possess cuts off the supply of combustion gas.
In addition, also developed in order to utilize the gas meter, flow meter of this stop valve to not handing over combustion gas expense person forcibly to cut off the supply of combustion gas.For example, in patent documentation 1, disclose a kind of try every possible means not allow do not hand over combustion gas expense person to use the apparatus for controlling of supply of combustion gas.That is, insert in advance the storage card recorded with the corresponding number of degrees value of available gas flow in the disclosed apparatus for controlling of supply of patent documentation 1, when this number of degrees value vanishing, stop valve is made as to closure state to stop supplying with combustion gas.In addition, when under this state that stops supplying with combustion gas, again insert the storage card that records number of degrees value operation while opening switch stop valve open, can start to supply with combustion gas.
Patent documentation 1: Japanese kokai publication hei becomes the 1-93890 communique
The utility model content
the problem that utility model will solve
Yet there is following problem in conventional art as above: start to supply with combustion gas and possess the switch of opening in order to open stop valve, because needs operate this, opening switch, so cost rises and operation becomes loaded down with trivial details.
The utility model is put in view of the above problems and is completed, and its purpose is to realize a kind ofly suppress cost and can start with shirtsleeve operation the fluid apparatus for controlling of supply of the supply of fluid.
for the scheme of dealing with problems
In order to address the above problem, in the related fluid apparatus for controlling of supply flow path of the utility model, the use traffic of mobile fluid is measured, and the flow to the fluid by this stream supply is controlled, this fluid apparatus for controlling of supply possesses: stop valve, and the stream that its convection cell circulates is opened and closed, supply control part, the supply of fluid is controlled in its switching to above-mentioned stop valve indication stream, reader, but its detection records the recording medium that the use traffic of fluid is available flow, from this recording medium, reads this utilizable flow, the utilizable flow memory storage, the above-mentioned utilizable flow that its record is read out by above-mentioned reader, and security facilities, whether its judgement exists the abnormal use of fluid in the downstream of this fluid apparatus for controlling of supply, there is abnormal the use in the situation that be judged as, by meaning, utilize the cut-out indication that above-mentioned stop valve closes the meaning of closed channel to be sent to above-mentioned supply control part, wherein, the surplus that is recorded in the utilizable flow in above-mentioned utilizable flow memory storage correspondingly reduces with the use traffic that metering obtains, in the situation that above-mentioned stop valve has cut out the state of above-mentioned stream in the indication of the cut-out according to from above-mentioned security facilities, when above-mentioned utilizable flow exists surplus and above-mentioned reader to detect recording medium, above-mentioned supply control part indicates above-mentioned stop valve to open stream.
The related fluid apparatus for controlling of supply of the utility model can be also, the utilizable flow that above-mentioned reader will read out from detected aforementioned recording medium is recorded to above-mentioned utilizable flow memory storage, and the utilizable flow that will be recorded in this recording medium is rewritten as zero.
the effect of utility model
The utility model formation as discussed above, play and suppress cost and can start with shirtsleeve operation the effect of the supply of fluid.
The accompanying drawing explanation
Fig. 1 means the block diagram of an example of the gas supply system that possesses the related fuel gas measuring device of present embodiment.
Fig. 2 means the block diagram of an example of the major part structure of the fuel gas measuring device shown in Fig. 1.
Fig. 3 means that the combustion gas use of the fuel gas measuring device enforcement related by present embodiment starts the process flow diagram of an example of processing.
Fig. 4 means the process flow diagram of an example of the fuel gas shutoff processing (A) that the fuel gas measuring device related by present embodiment implemented.
Fig. 5 is the figure that the fuel gas shutoff of the explanation fuel gas measuring device enforcement related by present embodiment is processed an example of (B).
Fig. 6 means the process flow diagram of an example of the Recovery processing that the fuel gas measuring device related by present embodiment implemented.
description of reference numerals
1: metering section; 2: stop valve; 3: supply control part; 4: card reader; 5: security facilities; 6: vibration sensor; 7: warning horn; 8: storage card; 31: supply with control power supply; 32: master control part; The 33:LCD display part; 34: supply with to control and use storer; 51: the security power supply; 52: the security control part; 53: the security storer; 100: fuel gas measuring device; 101: the combustion gas pipe arrangement.
Embodiment
The utility model can provide mode shown below.
In the related fluid apparatus for controlling of supply flow path of first method of the present utility model, the use traffic of mobile fluid is measured and the flow of the fluid supplied with by this stream is controlled, this fluid apparatus for controlling of supply possesses: stop valve, and the stream that its convection cell circulates is opened and closed, supply control part, the supply of fluid is controlled in its switching to above-mentioned stop valve indication stream, reader, but its detection records the recording medium that the use traffic of fluid is available flow, from this recording medium, reads this utilizable flow, the utilizable flow memory storage, the above-mentioned utilizable flow that its record is read out by above-mentioned reader, and security facilities, whether its judgement exists the abnormal use of fluid in the downstream of this fluid apparatus for controlling of supply, there is abnormal the use in the situation that be judged as, by meaning, utilize the cut-out indication that above-mentioned stop valve closes the meaning of closed channel to be sent to above-mentioned supply control part, wherein, the surplus that is recorded in the utilizable flow in above-mentioned utilizable flow memory storage correspondingly reduces with the use traffic that metering obtains, in the situation that above-mentioned stop valve has cut out the state of above-mentioned stream in the indication of the cut-out according to from above-mentioned security facilities, when above-mentioned utilizable flow exists surplus and above-mentioned reader to detect recording medium, above-mentioned supply control part indicates above-mentioned stop valve to open stream.
At this, the abnormal use of fluid refers to the use of the fluid that becomes problem on safety.For example, can list following state etc.: the downstream at this fluid apparatus for controlling of supply leaks out fluid; Due to the device fails in the downstream that is arranged at this fluid apparatus for controlling of supply etc. and suitably do not use fluid; Perhaps, produce large vibration at this fluid apparatus for controlling of supply and periphery thereof.
According to said structure, owing to possessing stop valve and supply control part, therefore can carry out the switching of stream by stop valve in the timing of expectation, to control the supply of fluid.In addition, owing to possessing reader and utilizable flow memory storage, the utilizable flow recorded in therefore can reading & recording medium, be recorded in this utilizable flow in the utilizable flow memory storage, thereby the surplus of utilizable flow managed.Thereby the related fluid apparatus for controlling of supply of first method of the present utility model can be supplied with fluid in the scope of utilizable flow.
In addition, owing to possessing security facilities, therefore can judge whether to exist the abnormal use of the fluid of supplying with.In addition, because supply control part can indicate stop valve to close closed channel according to the cut-out from security facilities, therefore can exist abnormal the use to stop supplying with fluid in the situation that security facilities are judged as.Therefore, can guarantee that fluid is used related security.
In addition, in the situation that stop valve is indicated according to the cut-out from security facilities, in closing the state of closed channel, when utilizable flow exists surplus and reader to detect recording medium, supply control part can indicate stop valve to open stream.Like this, even in the situation that, according to from the indication of security facilities and the problem based on security is supplied with fluid and stopped, if there is surplus in utilizable flow, when reader detects recording medium, can indicate stop valve to open stream by supply control part.Thereby the related fluid apparatus for controlling of supply of first method of the present utility model does not need to possess as in the past the switch of opening in order to open stop valve and operate this to open switch.That is, can cut down to possess and open the cost that switch brings, and can save opening the operation of switch.
Therefore, the related fluid apparatus for controlling of supply of first method of the present utility model plays and suppresses cost and can start to supply with shirtsleeve operation the effect of fluid.
The related fluid apparatus for controlling of supply of second method of the present utility model is in the structure of the fluid apparatus for controlling of supply related in first method of the present utility model, the utilizable flow that above-mentioned reader will read out from detected aforementioned recording medium is recorded to above-mentioned utilizable flow memory storage, and the utilizable flow that will be recorded in this recording medium is rewritten as zero.
Therefore, the related fluid apparatus for controlling of supply of second method of the present utility model can be worked as while detecting recording medium, the utilizable flow recorded in this recording medium is recorded in the utilizable flow memory storage, and the utilizable flow that will be recorded in this recording medium is rewritten as zero.Therefore, can prevent from unlawfully appending utilizable flow with the recording medium detected once.
Below, illustrate referring to the drawings preferred implementation of the present utility model.In addition, below, to the additional identical reference marker of structure member identical or corresponding in whole accompanying drawings, the description thereof will be omitted.
(fuel gas measuring device)
At first, the structure of the related fuel gas measuring device of present embodiment (fluid apparatus for controlling of supply) 100 is described with reference to Fig. 1, Fig. 2.
Fig. 1 means the block diagram of an example of the gas supply system that possesses the related fuel gas measuring device of present embodiment 100.For convenient, dispose three Gas appliance 102a～102c indoor, but the quantity of the Gas appliance 102a～102c configured is not limited to this in Fig. 1.Fig. 2 means the block diagram of an example of the major part structure of the fuel gas measuring device 100 shown in Fig. 1.
As shown in Figure 1, the related fuel gas measuring device 100 of present embodiment is arranged at combustion gas pipe arrangement (stream) 101 midway, for the use traffic of the combustion gas of calculating Gas appliance 102a～102c.In the example of Fig. 1, it is outdoor that fuel gas measuring device 100 is configured in gas user, as long as still be positioned at the upstream side of Gas appliance 102a～102c, also can be configured in indoor.
In addition, fuel gas measuring device 100 is configured to following structure: in the situation that detect the abnormal use of combustion gas and surpass the combustion gas use traffic allowed, can cut off combustion gas pipe arrangement 101, stop supplying with combustion gas.
At this, the abnormal use about combustion gas can list following state: the downstream at fuel gas measuring device 100 for example continues to use combustion gas for a long time, that is, and and the combustion gas of the flow that the flow that flowing chronically may be used lower than common Gas appliance.In the situation that, in this state, likely there is gas leakage in the abnormal use as combustion gas on combustion gas pipe arrangement 101.And, also the situation in following state is judged as to the abnormal use of combustion gas: flow be equal to, or greater than the flow that common Gas appliance may use fuel gas flow fixing during more than.In the situation that, in this state, be likely that indoor the possessed Gas appliance 102a～102c of gas user has produced breakage.
In addition, the combustion gas use traffic of permission refers to the gas flow that the storage card 8 of utilization in fuel gas measuring device 100 records in the present embodiment.That is, in present embodiment, in related fuel gas measuring device 100, the user of combustion gas buys storage card 8 in advance, and this storage card 8 records the combustion gas available stream value (utilizable flow) that means spendable gas flow.Then, by this storage card 8 is inserted to fuel gas measuring device 100, can use the combustion gas of the amount of the flow of record in this storage card 8.
Fuel gas measuring device 100 be configured to as shown in Figure 2 possess metering section 1, stop valve 2, supply control part 3, card reader (reader) 4, security facilities 5 and vibration sensor 6.
The dry cell that for example can be changed by gas user self is as supplying with control power supply 31.Master control part 32 is carried out the various controls to supply control part 3.Narrate in the back the detailed content of the various controls of master control part 32.
Supplying with control is read-write recording mediums with storer 34, the information (combustion gas available stream value) read out by card reader 4 described later for record etc.Supply with and control with storer 34 such as realizing by RAM, EEPROM etc.
The information (for example combustion gas available stream value) that card reader 4 is surveyed the insertion of storage card 8 and read record in inserted storage card 8.Card reader 4 is sent to master control part 32 by this information when sense information, and the combustion gas available stream value that will be recorded in storage card 8 is rewritten as zero.
For example, when receiving each fuel gas flow ormal weight (1.2 liters), security facilities 5 from the flow pulse of metering section 1 output, judge whether to exist the abnormal use of the combustion gas such as gas leakage based on this flow pulse.Security facilities 5 be configured to as shown in Figure 2 possess power supply 51 for security, control part 52 and storer 53 for security for security.Such as can by for a long time without the lithium battery of changing etc. as power supply 51 for security.
Security is read-write recording mediums with storer 53, the historical record of the flow pulse received from metering section 1 for record.Security with storer 53 such as realizing by RAM, EEPROM etc.
Security judges in combustion gas is used whether produce extremely with control part 52 based on being recorded in the historical record of security with the flow pulse in storer 53.And security, will be cut off indicator signal and export supply control part 3 in the situation that be judged as and produced extremely in combustion gas is used with control part 52, this cut-out indicator signal is indicated and is cut off combustion gas pipe arrangement 101 by stop valve 2.
In addition, security facilities 5 are connected with warning horn 7 with vibration sensor 6, induce the signal of the meaning of vibration and the signal that detects the abnormal meaning from the expression of warning horn 7 in the situation that receive expression from vibration sensor 6, security also will be cut off indicator signal with control part 52 and export supply control part 3 to.
In addition, be configured to following structure: when buttoned-up stop valve 2 is opened, from supply control part 3, will mean that the signal that stop valve 2 has been sent to the meaning of valve opening signal is sent to security facilities 5.And, in the situation that buttoned-up stop valve 2 is opened according to the indication of self, security facilities 5 receive the signal that means stop valve 2 has been sent the meaning of valve opening signal.Yet, be configured to following structure: in the situation that according to the judgement of supply control part 3 sides and stop valve 2 cuts out, this buttoned-up stop valve 2 has been sent to valve opening signal, ignore the signal of the meaning that means to have sent this valve opening signal.More particularly, be configured to following structure: in the situation that the security of security facilities 5 has been exported and cut off indicator signal to supply control part 31 with control part 52, the security that is recorded in security facilities 5 is made as out to (on) (closing valve) with the sign in storer 53.In addition, in the situation that receive from supply control part 3 signal that means to have sent to stop valve 2 meaning of valve opening signal, security is confirmed with the state of 52 pairs of signs of control part, if sign is set to open and sign is switched to pass (off), the switching that pass do not indicated if be masked as and ignore this signal.
(use of combustion gas starts to process)
Then, at first with reference to Fig. 3, illustrate that the use of having used the combustion gas of said memory card 8 in the fuel gas measuring device 100 with said structure starts to process.Fig. 3 means that the combustion gas use of the fuel gas measuring device related by present embodiment 100 enforcements starts the process flow diagram of an example of processing.In addition, as prerequisite, establish the state of combustion gas pipe arrangement 101 in being cut off valve 2 and closing and can not use combustion gas.
At first, the user of combustion gas buys storage card 8 from combustion gas store etc. in advance, and this storage card 8 records the flow value (combustion gas available stream value) that means available gas flow.Then, this bought storage card 8 is inserted to the card insert opening (not shown) that is arranged at card reader 4.
When inserting storage card 8, card reader 4 is surveyed the insertion of this storage card 8.Then, card reader 4 reads the flow value (combustion gas available stream value) (step S11) of record in storage card 8.Then, card reader 4 is sent to master control part 32 by the flow value read out.
On the other hand, in the situation that step S12 is "No", master control part 32 is judged as can not use combustion gas (step S15), finishes the combustion gas use and starts to process.
By making as described above combustion gas pipe arrangement 101 become the state of opening, can bring into use combustion gas.
In addition, during flow value that master control part 32 records in getting storage card 8, indicating card reader 4 is rewritten as zero by the combustion gas available stream value of storage card 8 interior records.According to this indication, card reader 4 is rewritten as zero by the combustion gas available stream value of record in the storage card of insertion 8.Then, the storage card 8 by the user of combustion gas, this flow value has been read takes out from card insert opening.
In addition, as mentioned above, the related fuel gas measuring device 100 of present embodiment is configured in the situation that surpass the use traffic of the combustion gas allowed and cuts off combustion gas pipe arrangement 101.Therefore, illustrate that with reference to Fig. 4 the cut-out of the combustion gas pipe arrangement 101 in the situation of use traffic of the combustion gas surpass allowed processes (fuel gas shutoff is processed (A)).Fig. 4 means the process flow diagram of an example of the fuel gas shutoff processing (A) that the fuel gas measuring device related by present embodiment 100 implemented.
(fuel gas shutoff is processed (A))
When combustion gas pipe arrangement 101 uses combustion gas for open mode, every use ormal weight (for example 5 liters) by metering section 1 to supply control part 3 delivery rate pulses.As shown in Figure 4, in supply control part 3, when master control part 32 receives flow pulse from metering section 1 (step S21), carry out subtraction to being recorded in to supply with to control with the combustion gas available stream value in storer 34, obtain the surplus (step S22) of the combustion gas available stream value of current time.Then, master control part 32 is presented at the surplus of obtaining on LCD display part 33.
In the present embodiment, for example by every 5 liters, from metering section 1, receive flow pulse, so the surplus of combustion gas available stream value is that 5 liters of every uses are once upgraded.Like this, master control part 32 is to being recorded in whether surplus that supply with to control interpretation combustion gas available stream value while with the combustion gas available stream value in storer 34, carrying out subtraction is zero (step S23).Repeated execution of steps S21 and step S22 are until be judged as the surplus vanishing of combustion gas available stream value.When the surplus that on the other hand, when master control part 32, is judged as this combustion gas available stream value is zero, (step S23: "Yes"), to stop valve, valve signal (step S24) is closed in 2 outputs.Stop valve 2 closes valve signal according to this and cuts out combustion gas pipe arrangement 101 (S25).Thus, stop supplying with combustion gas.
In addition, in present embodiment in related fuel gas measuring device 100, if also can be configured to the surplus of combustion gas available stream value, become ormal weight and warn with next output.In addition, can also be following structure: if the surplus of combustion gas available stream value is zero, further mean it is zero notice.These warnings and expression are that zero notice both can be shown by LCD display part 33, also can be configured to not shown audio output unit is set and notifies by sound.Can also be not shown light output part to be set, the structure of notifying by luminance.
Like this, in the situation that because the surplus of combustion gas available stream value is the zero combustion gas that stops supplying with, in related fuel gas measuring device 100, can insert the supply of again accepting combustion gas in card insert openings (not shown) in present embodiment by the storage card 8 that again will record combustion gas available stream value.
In addition, also be configured to following structure: although in the situation that the state that has surplus in combustion gas available stream value receives and cuts off indicator signal from security facilities 5, the master control part 32 of supply control part 3 sends and closes valve signal to stop valve 2 according to this signal.Then, stop valve 2 closes valve signal according to this and cuts out combustion gas pipe arrangement 101.
That is, in present embodiment in related fuel gas measuring device 100, be configured to minute be arranged supply control part 3 and security facilities 5, and stop valve 2 only indicates to be opened and closed according to the control from supply control part 3.Therefore, in the situation that security facilities 5 detect the abnormal use of combustion gas, be not directly to indicate stop valve 2 to close combustion gas pipe arrangement 101 from security facilities 5, but indicated by supply control part 3.
Therefore, below with reference to Fig. 5, Benq processes (fuel gas shutoff is processed (B)) in the cut-out of the combustion gas pipe arrangement 101 of the abnormal detection of using of 5 pairs of combustion gas of security facilities.Fig. 5 is the figure that the fuel gas shutoff of the explanation fuel gas measuring device related by present embodiment 100 enforcements is processed an example of (B).
(fuel gas shutoff is processed (B))
When combustion gas pipe arrangement 101 uses combustion gas for open mode, every use ormal weight (for example 1.2 liters) by metering section 1 to security facilities 5 delivery rate pulses.In security facilities 5, when security receives flow pulse with control part 52 from metering section 1 (step S31), the historical record of flow pulse is recorded in to security with in storer 53.Then, the historical record of this flow pulse based on recorded, security judges whether to exist the abnormal use (step S32) of the combustion gas such as gas leakage with control part 52.In step S32, be judged as "No" during, continue to carry out the reception of the flow pulse in step S31, when in step S32, being judged as "Yes" (, when being judged as the abnormal use that produces combustion gas), security will be cut off indicator signal with control part 52 and export supply control part 3 (step S33) to.In supply control part 3, when master control part 32 receives the cut-out indicator signal from security facilities 5, to stop valve, valve signal (step S34) is closed in 2 outputs.When receiving this and close valve signal, stop valve 2 cuts out combustion gas pipe arrangement 101.
As mentioned above, even there is the state of surplus in combustion gas available stream value, in the security of security facilities 5, be judged as with control part 52 in the situation that combustion gas produces extremely in using, also can control stop valves 2 by supply control part 3 and cut off combustion gas pipe arrangement 101.
In addition, at above-mentioned fuel gas shutoff, process in (B), whether the historical record cause security that the flow pulse based on receiving from metering section 1 has been described judges whether to exist the structure of the abnormal use of combustion gas with control part 52, but exist the judgement of the abnormal use of combustion gas to be not limited thereto.Security facilities 5 are configured to following structure: with vibration sensor 6, with warning horn 7, be connected, sense the signal of the meaning of vibration and the signal that detects the abnormal meaning from the expression of warning horn 7 in the situation that receive from the expression of vibration sensor 6, also think to have produced abnormal in combustion gas is used and will cut off indicator signal and export supply control part 3 to.
In the situation that like this combustion gas available stream value exists and controls stop valves 2 according to the cut-out indicator signal from security facilities 5 by supply control part 3 under the state of surplus and cut off combustion gas pipe arrangement 101, in present embodiment, in related fuel gas measuring device 100, can open the supply that combustion gas pipe arrangement 101 recovers combustion gas by following operation.
Below, illustrate by " fuel gas shutoff process (B) " and cut off the Recovery processing in the situation of combustion gas pipe arrangement 101 with reference to Fig. 6.Fig. 6 means the process flow diagram of an example of the Recovery processing that the fuel gas measuring device related by present embodiment 100 implemented.
(Recovery processing)
Cut off under the state of combustion gas pipe arrangement 101 processing (B) by fuel gas shutoff, although at combustion gas available stream value, exist surplus combustion gas pipe arrangement 101 to be cut off under the state that valve 2 cuts out, again storage card 8 has been inserted to card readers 4.Card reader 4 is (step S41: "Yes"), result of that probe is sent to supply control part 3 when detecting the insertion of storage card 8.In supply control part 3, when master control part 32 receives the result of detection of the insertion that means storage card 8, to stop valve 2 output valve opening signals (step S42).According to this valve opening signal, stop valve 2 becomes open mode and opens combustion gas pipe arrangement 101 (step S43).In addition, when from master control part 32 to stop valve, 2 output valve opening signals are so that stop valve 2 while becoming open mode, the signal that master control part 32 will mean to have exported the meaning of valve opening signal is sent to security facilities 5.Thus, can grasp the combustion gas pipe arrangement 101 this situation that has been opened in security facilities 5.
In addition, in the step S41 of " Recovery processing ", the storage card 8 that inserts card reader 4 can be both the storage card 8 that records combustion gas available stream value, can be also the storage card 8 after combustion gas available stream value is read out.
And, in order to make the combustion gas pipe arrangement 101 that is cut off valve 2 cut-outs, to open, the storage card 8 read with card reader 4 can be also specially for indicating the storage card arranged of opening of combustion gas pipe arrangement 101.
In addition, also can issue storage card 8 for each user, store this user's ID.Insert card readers 4 so that be cut off the combustion gas pipe arrangement 101 that valve 2 cuts off and open in the situation that will record the storage card 8 of user's ID, this ID is read out and is sent to supply control part 3.And supply control part 3 also can be configured to following structure: whether the ID that judgement reads out is regular user's ID, in the situation that be judged as YES regular user's ID, to stop valve 2, exports valve opening signals so that combustion gas pipe arrangement 101 is opened.
As mentioned above, in present embodiment in related fuel gas measuring device 100, in the situation that control stop valve 2 according to the cut-out indicator signal cause supply control part 3 from security facilities 5, combustion gas pipe arrangement 101 is cut off, thereby only by storage card 8 is inserted to card reader 4, just can remove the supply that combustion gas is carried out in the cut-out of combustion gas pipe arrangement 101.
Thereby the related fuel gas measuring device 100 of present embodiment is opened switch without possessing the switch of opening and operate this in order to open stop valve 2 the fuel gas measuring device 100 as in the past.Therefore, with fuel gas measuring device in the past, compare, the related fuel gas measuring device 100 of present embodiment can suppress cost, and can start with shirtsleeve operation the supply of combustion gas.
In addition, the fuel gas measuring device 100 that the combustion gas use traffic is measured of take in the above-described embodiment is illustrated as example, but measuring object is not limited to combustion gas, so long as fluid gets final product.
In addition, supply control part 3 is that section possesses the structure of the control supplied with storer 34 within it, but must not be arranged on inside, can be also externally to arrange in addition to supply with the structure of control with storer 34.In the situation that form like this, in supply control part 3, when by card reader 4, reading out combustion gas available stream value, master control part 32 access are arranged at outside supply and control this value read out with storer 34 record.
In addition, security facilities 5 are that section possesses the structure of security with storer 53 within it, but must not be arranged on inside, can be also that the structure of security with storer 53 externally is set in addition.In the situation that form like this, in security facilities 5, when receiving flow pulse from metering section 1, security is accessed and is arranged at outside security with storer 53 and records the historical record of flow pulse with control part 52 at every turn.
In addition, be following structure in the above-described embodiment: when card reader 4 detects storage card 8, the combustion gas use traffic of record in storage card 8 is recorded to and supply with controls with storer 34, and the combustion gas use traffic that will be recorded in storage card 8 is made as zero, but be not limited thereto.For example, card reader 4 can be also following structure: only read ormal weight in the combustion gas use traffic of record and it is recorded to and supply with controls with storer 34 from storage card 8, and the combustion gas use traffic of record in storage card 8 is rewritten as to the flow after the combustion gas use traffic that deducts ormal weight.
According to the above description, to those skilled in the art, many improvement of the present utility model and other embodiment are apparent.Thereby above-mentioned explanation should only be interpreted as illustration, provide the purpose of this explanation to be to teach those skilled in the art by execution optimal way of the present utility model.Can not break away from spiritual ground of the present utility model is substantially changed the detailed content of its structure and/or function.
availability on industry
Fluid apparatus for controlling of supply of the present utility model only need insert recording medium the supply of the combustion gas that reader just can start to be stopped.It is useful using the device of fluid in the scope of the flow therefore, permission recorded in recording medium.
Claims (2)
1. a fluid apparatus for controlling of supply, in flow path, the use traffic of mobile fluid is measured, and the flow of the fluid supplied with by this stream is controlled, and this fluid apparatus for controlling of supply is characterised in that to possess:
Stop valve, the stream that its convection cell circulates is opened and closed;
Supply control part, the supply of fluid is controlled in its switching to above-mentioned stop valve indication stream;
Reader, but its detection records the recording medium that the use traffic of fluid is available flow, from this recording medium, reads this utilizable flow;
The utilizable flow memory storage, the above-mentioned utilizable flow that its record is read out by above-mentioned reader; And
Security facilities, whether its judgement exists the abnormal use of fluid in the downstream of this fluid apparatus for controlling of supply, there is abnormal the use in the situation that be judged as, by meaning, utilize the cut-out indication that above-mentioned stop valve closes the meaning of closed channel to be sent to above-mentioned supply control part
Wherein, the surplus that is recorded in the utilizable flow in above-mentioned utilizable flow memory storage correspondingly reduces with the use traffic that metering obtains,
In the situation that above-mentioned stop valve has cut out the state of above-mentioned stream in the indication of the cut-out according to from above-mentioned security facilities, when above-mentioned utilizable flow exists surplus and above-mentioned reader to detect the insertion of recording medium, above-mentioned supply control part indicates above-mentioned stop valve to open stream.
2. fluid apparatus for controlling of supply according to claim 1, is characterized in that,
The utilizable flow that above-mentioned reader will read out from detected aforementioned recording medium is recorded to above-mentioned utilizable flow memory storage, and the utilizable flow that will be recorded in this recording medium is rewritten as zero.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320110878 CN203366142U (en) | 2013-03-12 | 2013-03-12 | Fluid supply controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320110878 CN203366142U (en) | 2013-03-12 | 2013-03-12 | Fluid supply controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203366142U true CN203366142U (en) | 2013-12-25 |
Family
ID=49813884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320110878 Expired - Fee Related CN203366142U (en) | 2013-03-12 | 2013-03-12 | Fluid supply controller |
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| Country | Link |
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| CN (1) | CN203366142U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111344540A (en) * | 2017-11-30 | 2020-06-26 | 松下知识产权经营株式会社 | Gas meter system |
-
2013
- 2013-03-12 CN CN 201320110878 patent/CN203366142U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111344540A (en) * | 2017-11-30 | 2020-06-26 | 松下知识产权经营株式会社 | Gas meter system |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |