CN206248155U - A kind of intelligent gas meter - Google Patents
A kind of intelligent gas meter Download PDFInfo
- Publication number
- CN206248155U CN206248155U CN201621345035.XU CN201621345035U CN206248155U CN 206248155 U CN206248155 U CN 206248155U CN 201621345035 U CN201621345035 U CN 201621345035U CN 206248155 U CN206248155 U CN 206248155U
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- Prior art keywords
- gas meter
- intelligent
- gas
- intelligent gas
- differential pressure
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Abstract
The utility model discloses a kind of intelligent gas meter, including：Intelligent controller；It is arranged at intelligent gas meter inlet end and the electric control valve being connected with intelligent controller；The differential pressure pickup being connected with intelligent controller, including the first pressure point inside intelligent gas meter and the second pressure point positioned at intelligent gas meter atmosphere outside.When using, intelligent controller control electric control valve is closed, stop supply entering in intelligent gas meter, differential pressure signal is simultaneously sent to intelligent controller by the pressure differential of differential pressure pickup detection intelligent gas meter inside and outside, if the pressure differential keeps constant in certain period of time,, without leaking, otherwise, after showing gas meter, flow meter there is gas leakage in pipeline or gas utensil etc. for pipeline and gas utensil etc. after then showing gas meter, flow meter.Intelligent gas meter reliable operation, the long service life, being very easy to user carries out gas leakage detection, significantly reduces the incidence of gas accidentses.
Description
Technical field
The utility model is related to gas meter technical field, more particularly to a kind of intelligent gas meter.
Background technology
Gas safe concerns the safety of gas company and vast gas user lives and properties, is particularly supplied in pipe gas
Should with use during, need to especially pay attention to gas safe problem.However, current actual state is, the gas meter, flow meter of many users
Due to the problems such as table rear hose is aging and Range switch is poorly sealed, causing security incident.At present, most of users are by being in
The middle mode for installing Fuel Gas Leak Alarm, can find to leak and alarm when gas leakage by monitoring fuel gas.
However, in actual application, being used to detect the biography of fuel gas due to combustible gas leakage alarm inside
Sensor restricted lifetime (is usually no more than 2 years), and user (particularly ordinarily resident user) does not regularly replace sensor or report
Alert device, this causes that Fuel Gas Leak Alarm performs practically no function, and does not play the function of safeguard protection.
With the application popularization of intelligent gas meter, gas leakage detection function is also a kind of urgent as intelligent gas meter
Technical requirements.
Therefore, how a kind of gas meter, flow meter for being capable of effective detection gas leakage is provided, the incidence of gas accidentses is reduced, is
The current technical issues that need to address of those skilled in the art.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of intelligent gas meter, and the intelligent gas meter can facilitate, have
The gas leakage of pipeline or gas utensil etc., effectively reduces the incidence of gas accidentses after effect ground detection gas meter, flow meter.
In order to achieve the above object, the utility model provides following technical scheme：
A kind of intelligent gas meter, including intelligent controller and be arranged at the intelligent gas meter inlet end and with it is described
The electric control valve of intelligent controller connection, also includes：
The differential pressure pickup being connected with the intelligent controller, including the first pressure inside the intelligent gas meter
Put and positioned at the second pressure point of the intelligent gas meter atmosphere outside.
Preferably, in above-mentioned intelligent gas meter, also including determining for being opened and closed for electric control valve described in timing controlled
Timed unit.
Preferably, in above-mentioned intelligent gas meter, the timing control apparatus are to be arranged on the intelligent controller
Crystal oscillator.
Preferably, in above-mentioned intelligent gas meter, the also warning device including being connected with the intelligent controller.
Preferably, in above-mentioned intelligent gas meter, the warning device is voice guard, visual alarm, acousto-optic report
Alert device or display screen.
Preferably, in above-mentioned intelligent gas meter, the differential pressure pickup is fixed on the watchcase of the intelligent gas meter,
The differential pressure pickup is connected to the intelligent controller by holding wire.
Preferably, in above-mentioned intelligent gas meter, the watchcase is provided with and connects with the intelligent gas meter atmosphere outside
Logical mounting hole, the differential pressure pickup is connected to the mounting hole by nut.
The intelligent gas meter that the utility model is provided, including：Intelligent controller；Be arranged at intelligent gas meter inlet end and
The electric control valve being connected with intelligent controller；The differential pressure pickup being connected with intelligent controller, including in intelligent gas meter
The first pressure point in portion and the second pressure point positioned at intelligent gas meter atmosphere outside.When using, intelligent controller control
Electric control valve is closed, and is stopped supply and is entered in intelligent gas meter, and differential pressure pickup detects intelligent gas meter inside and outside pressure
Differential pressure signal is simultaneously sent to intelligent controller by power difference, if the pressure differential keeps constant in certain period of time, is shown
, without leaking, otherwise, after showing gas meter, flow meter there is gas leakage in pipeline or gas utensil etc. for pipeline and gas utensil etc. after gas meter, flow meter.
It can be seen that, the utility model can realize to gas meter, flow meter by differential pressure pickup in intelligent gas meter after pipeline and combustion gas
The gas leakage detection of tool etc., intelligent gas meter reliable operation, the long service life are very easy to user and carry out combustion gas to let out
Leak detection, significantly reduces the incidence of gas accidentses.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the intelligent gas meter internal structure schematic diagram in the utility model specific embodiment；
Fig. 2 is that the differential pressure pickup of the intelligent gas meter in the utility model specific embodiment and watchcase mounting structure are illustrated
Figure.
In Fig. 1 and Fig. 2：
1- inlet ends, 2- electric control valves, 3- differential pressure pickups, 4- intelligent controllers, the first pressures of 301- point, 302- second
Pressure point, 303- fixed seats, 304- watchcases, 305- sealing rings, 306- holding wires, 307- nuts.
Specific embodiment
Core of the present utility model is to provide a kind of intelligent gas meter, and the intelligent gas meter can be examined conveniently and effectively
The gas leakage of pipeline or gas utensil etc., effectively reduces the incidence of gas accidentses after survey gas meter, flow meter.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
Refer to Fig. 1 and Fig. 2, Fig. 1 is the intelligent gas meter internal structure schematic diagram in the utility model specific embodiment,
Fig. 2 is the differential pressure pickup and watchcase mounting structure schematic diagram of the intelligent gas meter in the utility model specific embodiment.
In a kind of specific embodiment scheme, the utility model provides a kind of intelligent gas meter, intelligent gas meter tool
Body includes：Watchcase 304, inlet end 1, intelligent controller 4 and it is arranged at inlet end 1 and the electricity being connected with intelligent controller 4
Control valve 2, particularly, also including the differential pressure pickup 3 being connected with intelligent controller 4, the differential pressure pickup 3 includes being located at intelligence
The first pressure point 301 inside gas meter, flow meter and the second pressure point 302 positioned at intelligent gas meter atmosphere outside, such as Fig. 2 institutes
Show.
When using, the control electric control valve 2 of intelligent controller 4 is closed, and is stopped supply and is entered in intelligent gas meter, pressure difference sensing
Differential pressure signal is simultaneously sent to intelligent controller 4 by the pressure differential of the detection intelligent gas meter inside of device 3 and outside, if certain
The pressure differential keeps constant in time period, then the gas unit such as pipeline and gas utensil is not leaked after showing gas meter, flow meter, otherwise, table
After prescribed gas table there is gas leakage in pipeline or gas utensil etc. with gas unit.The utility model passes through pressure difference in intelligent gas meter
Being applied in combination for sensor 3 and electric control valve 2, may be implemented in detection time section to pipeline after gas meter, flow meter and gas utensil etc.
Gas leakage detects that user can periodically or non-periodically detect gas leakage, using flexible, and differential pressure pickup 3 and electrically-controlled valve
Door 2 can be powered with intelligent controller 4 using same power supply, intelligent gas meter reliable operation, the long service life, greatly be facilitated
User carries out gas leakage detection, significantly reduces the incidence of gas accidentses.
It should be noted that electric control valve 2 is arranged at intelligent gas meter inlet end 1, receive the instruction of intelligent controller 4,
When user uses combustion gas for controlling supply to enter in gas meter, flow meter, then closed when gas leakage is detected.Differential pressure pickup 3 is used
In detection intelligent gas meter inside and the pressure differential of outside atmosphere, its first pressure point 301 is located inside intelligent gas meter, and it the
2 pressure points 302 are then located in the open atmospheric environment in intelligent gas meter outside, so as to realize detecting the function of draught head.Intelligence
Controller 4 when detecting whether combustion gas leaks, close by control electric control valve 2, stops supply and enters in gas meter, flow meter, now,
One confined space of formation between gas unit such as pipeline and gas utensil behind intelligent gas meter inside and table.If pipeline after table
Do not leaked with gas unit with gas utensil etc., then, the confined space then maintains steady state value with the draught head in the external world；If hair
Raw gas leakage, then within the detection period, the draught head can then change.Intelligent controller 4 is monitored within the detection period
The air pressure difference data that differential pressure pickup 4 sends, and the gas list such as pipeline and gas utensil after table is judged according to above-mentioned criterion
Unit whether there is gas leakage.
Intelligent controller 4 is connected with electric control valve 2 and differential pressure pickup 3 simultaneously, specifically, intelligent controller 4 can be used
Communication or wired mode are attached with electric control valve 2 and differential pressure pickup 3, it is preferable that wired side is used in the present embodiment
Formula is attached, as shown in Fig. 2 differential pressure pickup 3 is connected with holding wire 306, the other end of holding wire 306 is connected to intelligent control
On device processed 4.Wherein, intelligent controller 4 can be from commonly used in the art such as single-chip microcomputer or the controller chip of other forms, sheet
Text is repeated no more.
Preferably, also include what is be opened and closed for timing controlled electric control valve 2 in the intelligent gas meter that this programme is provided
Timing control apparatus, can realize being carried out in special time period the detection of gas leakage by the timing control apparatus.Ability
Field technique personnel can will detect non-use gas period (generally daily morning, such as 0 point to 1 of the slot setup in general user
Point, 0 point to 0: 30 is graded the time period), individual user can also set the detection period with gas custom according to the specific of itself,
Be arranged such, user can flexibly grasp detection the period, can avoid because detection when close electric control valve 2 and to user caused by
The awkward problem of combustion gas, so as to ensure to meet the daily just conventional gas demand of user.
It should be noted that the timing control apparatus in this programme can have various ways of realization, such as by intelligence
Crystal oscillator is set on controller 4, or the time relay being connected with intelligent controller 4 or differential pressure pickup 3 by setting
Device etc., timing control apparatus can control electric control valve 2 to close within the default time period, so as to carry out the detection of gas leakage
Work.Preferably, the timing control apparatus of this programme are the crystal oscillator being arranged on intelligent controller 4, the crystal oscillation
Device can provide the frequency pulse output of stabilization, and intelligent controller 4 can be by recording the stable frequency pulse of crystal oscillator
Time calculates the detection period, and realizes accurate clock count function, so as to control to detect gas leakage in preset time period.
Preferably, the intelligent gas meter that the utility model is provided also includes the warning device being connected with intelligent controller 4, should
Warning device is used to be carried out when pipeline and gas utensil etc. occur gas leakage with gas unit after intelligent controller judges gas meter, flow meter
Alarm, such that it is able to more easily point out user, improves security of the user using combustion gas.
Specifically, above-mentioned warning device can be more for voice guard, visual alarm, audible-visual annunciator or display screen etc.
The warning device of the form of kind, i.e. alarm signal can be the diversified forms, people in the art such as sound, light or display information
The environment that can be applied according to the intelligent gas meter of member is different and select different types of warning device.It should be noted that
Above-mentioned warning device directly can also be connected with differential pressure pickup 3, when the pressure difference signal of the output of differential pressure pickup 3 changes
When, warning device is to be alarmed.
Differential pressure pickup 3 in this programme can be fixed on multiple positions of intelligent gas meter, as long as intelligence combustion can be detected
The pressure difference of the inside and outside air of gas meter.Preferably, the differential pressure pickup 3 in the present embodiment is fixed on intelligent gas meter
On watchcase 304, specifically, differential pressure pickup 3 can be fixed on the inner or outer side of watchcase 304, as long as the energy of differential pressure pickup 3
The enough air pressure sampled simultaneously in table with off-balancesheet, differential pressure pickup 3 is connected to intelligent controller 4, such as schemes by holding wire 306
Shown in 1 and Fig. 2.
It should be noted that different type, structure and size according to differential pressure pickup 3, those skilled in the art can be with
Fixed differential pressure pickup 3 is installed on watchcase 304 by multiple structural forms, for example, mounting hole is set on watchcase 304, or
Person sets slot on watchcase 304, or setting can connect the knot such as connecting tube of the pressure point of differential pressure pickup 3 on watchcase 304
Structure.Preferably, as shown in Fig. 2 in this embodiment scheme, watchcase 304 is provided with what is connected with intelligent gas meter atmosphere outside
Mounting hole, differential pressure pickup 3 is removably attachable to mounting hole by nut 307, and certainly, this programme can also be tight from other
Differential pressure pickup 3 is unremovably fixed on mounting hole by firmware or fastening means.Specifically, differential pressure pickup 3 is provided with fixation
Seat 303, the second pressure point 302 that being provided with towards the side inside watchcase 304 of fixed seat 303 connects with atmosphere outside with
And the first pressure point 301 inside intelligent gas meter, fixed seat 303 is provided with protrusion towards the side outside watchcase 304
Threaded portion, the threaded portion is used to be threadedly coupled fixation with the nut 307 outside watchcase 304.In order to be further ensured that intelligent gas
Sealing inside table, it is preferable that this programme is also provided with sealing ring 305 between fixed seat 303 and watchcase 304, so as to protect
Card air-tightness, improves accuracy of measurement.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or new using this practicality
Type.Various modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can in other embodiments be realized in the case where spirit or scope of the present utility model are not departed from.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (7)
1. a kind of intelligent gas meter, including intelligent controller (4) and be arranged at the intelligent gas meter inlet end (1) and with
The electric control valve (2) of intelligent controller (4) connection, it is characterised in that also include：
The differential pressure pickup (3) being connected with the intelligent controller (4), including first taking inside the intelligent gas meter
Pressure point (301) and the second pressure point (302) positioned at the intelligent gas meter atmosphere outside.
2. intelligent gas meter according to claim 1, it is characterised in that also including for electric control valve described in timing controlled
(2) timing control apparatus being opened and closed.
3. intelligent gas meter according to claim 2, it is characterised in that the timing control apparatus are to be arranged at the intelligence
Crystal oscillator on energy controller (4).
4. intelligent gas meter according to claim 1, it is characterised in that also including being connected with the intelligent controller (4)
Warning device.
5. intelligent gas meter according to claim 4, it is characterised in that the warning device is voice guard, light
Alarm, audible-visual annunciator or display screen.
6. intelligent gas meter according to any one of claim 1 to 5, it is characterised in that the differential pressure pickup (3) is solid
Due on the watchcase (304) of the intelligent gas meter, the differential pressure pickup (3) is connected to the intelligence by holding wire (306)
Can controller (4).
7. intelligent gas meter according to claim 6, it is characterised in that the watchcase (304) is provided with and the intelligence combustion
The mounting hole of gas meter atmosphere outside connection, the differential pressure pickup (3) is connected to the mounting hole by nut (307).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621345035.XU CN206248155U (en) | 2016-12-08 | 2016-12-08 | A kind of intelligent gas meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621345035.XU CN206248155U (en) | 2016-12-08 | 2016-12-08 | A kind of intelligent gas meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206248155U true CN206248155U (en) | 2017-06-13 |
Family
ID=59006803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621345035.XU Expired - Fee Related CN206248155U (en) | 2016-12-08 | 2016-12-08 | A kind of intelligent gas meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206248155U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111121892A (en) * | 2019-11-20 | 2020-05-08 | 金卡智能集团股份有限公司 | Anti-disassembly detection method for electronic meter and electronic meter |
| US11525754B2 (en) | 2020-10-30 | 2022-12-13 | Honeywell International Inc. | Leak detection system and method |
| CN115560927A (en) * | 2022-08-12 | 2023-01-03 | 荣成市宇翔实业有限公司 | Gas leakage detection method and gas system |
| CN116597635A (en) * | 2023-05-18 | 2023-08-15 | 杭州新立仪表有限公司 | Wireless communication intelligent gas meter controller and control method thereof |
-
2016
- 2016-12-08 CN CN201621345035.XU patent/CN206248155U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111121892A (en) * | 2019-11-20 | 2020-05-08 | 金卡智能集团股份有限公司 | Anti-disassembly detection method for electronic meter and electronic meter |
| US11525754B2 (en) | 2020-10-30 | 2022-12-13 | Honeywell International Inc. | Leak detection system and method |
| CN115560927A (en) * | 2022-08-12 | 2023-01-03 | 荣成市宇翔实业有限公司 | Gas leakage detection method and gas system |
| CN116597635A (en) * | 2023-05-18 | 2023-08-15 | 杭州新立仪表有限公司 | Wireless communication intelligent gas meter controller and control method thereof |
| CN116597635B (en) * | 2023-05-18 | 2024-02-23 | 杭州新立仪表有限公司 | Wireless communication intelligent gas meter controller and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170613 Termination date: 20191208 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |