CN109405061A - Hot duct leak-proof device and its hot duct leakproof monitoring method - Google Patents
Hot duct leak-proof device and its hot duct leakproof monitoring method Download PDFInfo
- Publication number
- CN109405061A CN109405061A CN201811468314.9A CN201811468314A CN109405061A CN 109405061 A CN109405061 A CN 109405061A CN 201811468314 A CN201811468314 A CN 201811468314A CN 109405061 A CN109405061 A CN 109405061A
- Authority
- CN
- China
- Prior art keywords
- water
- flow
- ball valve
- leak
- viewing area
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses a kind of hot duct leak-proof device and its hot duct leakproof monitoring method, hot duct leak-proof device, including water segregator, water inlet ultrasonic flowmeter, water intake ball valve, water collector, return water ultrasonic flowmeter and return water ball valve；The water inlet ultrasonic flowmeter, water intake ball valve and water segregator sequentially turn on connection, and the return water ball valve, return water ultrasonic flowmeter and water collector sequentially turn on connection；The water segregator is equipped with shunt valve, and the water collector is equipped with deluge valve；Water inlet ultrasonic flowmeter and return water ultrasonic flowmeter are connected in hot duct, and branched to the hot water of hot duct in heating device by shunt valve, then by water collector by the importing hot duct for the hot water that flows back；It further include controller.The present invention is increasingly automated, energy real-time monitoring household heating system water leakage situation, and heating system pipeline can be automatically closed in the case where monitoring leak, protects the property safety of user.
Description
Technical field
The present invention relates to heating equipment technical fields, and in particular to a kind of hot duct leak-proof device and its hot duct are anti-
Leak monitoring method.
Background technique
HVAC system includes hot duct and thermal water source, and under normal circumstances, thermal water source flows into from the water inlet end of hot duct,
It is flowed out after radiator or floor heating from backwater end.About 1 metre per second (m/s) of flow velocity, water temperature are controlled at 60 degrees Celsius or less.
Since hot duct is using the time too long or due to heating period pressure is excessive etc., hot duct, warm may cause
Gas piece or floor heating burst leak, not only occur HVAC system temporarily paralyse can not normal use the problem of, it is also possible to occur separately
An outer problem, i.e., leak cannot find and handle in time, cause very big property loss, if indoor floor, furniture are soaked,
Serious also to bring disaster to resident downstairs, consequence is inestimable.
Summary of the invention
For the defects in the prior art, the present invention provides a kind of hot duct leak-proof device, to find leak feelings in time
Condition simultaneously makes pass valve processing automatically, reduces property loss to the greatest extent.
The present invention provides a kind of hot duct leak-proof devices, including water segregator, water inlet ultrasonic flowmeter, water inlet ball
Valve, water collector, return water ultrasonic flowmeter and return water ball valve；
The water inlet ultrasonic flowmeter, water intake ball valve and water segregator sequentially turn on connection, and the return water ball valve, return water are super
Acoustic wave flow meter and water collector sequentially turn on connection；The water segregator is equipped with shunt valve, and the water collector is equipped with deluge valve；It will be into
Water ultrasonic flowmeter and return water ultrasonic flowmeter are connected in hot duct, and are divided the hot water of hot duct by shunt valve
It flow in heating device, then by water collector by the importing hot duct for the hot water that flows back；
Further include controller, the controller respectively with the water inlet ultrasonic flowmeter, water intake ball valve, return water ultrasonic wave
Flowmeter and the electrical connection of return water ball valve.
This equipment carries out flow and flow rate to circulation line by water inlet ultrasonic flowmeter and return water ultrasonic flowmeter
Real-time monitoring is carried out, once there is water leakage situation, then controller simultaneously closes off water intake ball valve and return water ball valve, and cutting supplies in time
Heating coil road and thermal water source protect the property safety of subscriber household.
Preferably, the water segregator and water collector are tube body, and water segregator and water collector are fixed by fixed bracket
Connection.Water segregator and water collector are fixed on metope or other fixed objects by fixed bracket, make water segregator and water collector cloth
Office is neat, facilitates later maintenance management.
Preferably, the shunt valve is equipped with multiple, and multiple shunt valves are respectively turned on and are connected to water segregator and heating device
Between.Multiple shunt valves provide sufficiently large flow, will not influence to heat when heating peak period.
Preferably, the deluge valve is equipped with multiple, and multiple deluge valves are respectively turned on and are connected to water recovery apparatus and heating device
Between.
Preferably, the controller includes shell, PLC control panel and human-computer exchange panel；The PLC control panel is installed on
In the shell, the human-computer exchange panel is fixedly installed in the outer surface of shell；The PLC control panel respectively with human-computer exchange
Panel, water inlet ultrasonic flowmeter, water intake ball valve, return water ultrasonic flowmeter and the electrical connection of return water ball valve.
PLC control panel takes a series of hardware and software interference protection measures, has very strong anti-interference ability, average nothing
Fault time reaches tens of thousands of hours or more, and unfailing performance is high, the operation is stable, guarantees that this equipment operates normally, reduces failure rate.
Preferably, the human-computer exchange panel includes that valve opens viewing area, valve closes viewing area, leak viewing area, water inlet flow velocity
Viewing area, return water flow velocity viewing area, flow velocity difference viewing area, flow monitoring time showing area, flow of inlet water viewing area, return water stream
Viewing area, flow difference viewing area and flow monitoring time showing area are measured, and setting start button, valve valve opening are closed button, added
Button and subtract button.
By start button plus button and button setting flow velocity difference alarming value, flow monitoring time value, flow can be subtracted
Difference alarming value and flow monitoring time value, valve valve opening, which closes button, can carry out reset operation, and eliminate wrong report, manual valve opening
It is operated with pipe valve.
Preferably, the buzzer siren being electrically connected with PLC control panel is equipped in the shell.
Preferably, the human-computer exchange panel is equipped with the indicator light being electrically connected with PLC control panel.
The present invention also provides a kind of hot duct leakproof monitoring methods, are monitored using hot duct leak-proof device,
The following steps are included:
Step 1: by setting start button and holding three seconds or more, controller starting, while water intake ball valve and return water ball valve
It is in the open state；
Step 2: by water inlet ultrasonic flowmeter by the flow velocity of water inlet and flow respectively water inlet flow velocity viewing area and into
Water flow viewing area is shown, is shown the flow velocity of return water and flow in return water flow velocity respectively by return water ultrasonic flowmeter
Area and circling water flow rate viewing area are shown；
Step 3: observation hot duct leak-proof device whether leak, in the case where non-leak long-pressing add button and continue
Three seconds or more, correct circling water flow rate and flow velocity to make display circling water flow rate and flow velocity numerical value and display flow of inlet water and
The numerical value of flow velocity is equal；
Step 4: PLC control panel enters setting mode within pressing setting start button for the first time and being kept for two seconds, passes through
Add button and subtract button settings flow velocity difference alarming value, and shows the flow velocity difference alarming value in flow velocity difference viewing area
Come；
Step 5: within pressing setting start button for the second time and being kept for two seconds, PLC control panel enters setting mode, leads to
It crosses plus button and subtracts button settings flow monitoring time value, and in flow monitoring time showing area by the flow monitoring time value
It shows；
Step 6: within pressing setting start button for the third time and being kept for two seconds, PLC control panel enters setting mode, leads to
It crosses and adds button and subtract button settings flow difference alarming value, and show the flow difference alarming value in flow difference viewing area
Out；
Step 7: within the 4th time is pressed setting start button and kept for two seconds, PLC control panel enters setting mode, leads to
It crosses plus button and subtracts button settings flow monitoring time value, and in flow monitoring time showing area by the flow monitoring time value
It shows；
Step 8: do not press setting start button and kept for three seconds or more, PLC control panel enters flow velocity monitoring mode；PLC
The difference of the flow velocity of the flow velocity and return water of control panel comparison water inlet, and the difference is shown in flow velocity difference viewing area,
When the difference is greater than the flow velocity difference alarming value set in step 4, PLC control panel starts timing, and timing is being flowed
Slowdown monitoring time showing area is shown；
If the difference is without decline during timing, and timing is greater than the flow monitoring time value set in step 5
When, then be determined as leak, PLC control panel closes water intake ball valve and return water ball valve, and buzzer sounds, indicator light flashing with
And leak viewing area character blinking；
If the difference declines and is decreased below flow velocity difference alarming value during timing, timing stops and returns
Zero, then it is determined as water-tight；
If the difference declines and drops to not less than flow velocity difference alarming value during timing, it is determined as leak,
PLC control panel closes water intake ball valve and return water ball valve, and buzzer sounds, indicator light flashing and leak viewing area character
Flashing；
Step 9: do not press setting start button and kept for three seconds or more, PLC control panel enters traffic monitoring mode；PLC
Control panel starts timing, in the time range for the flow monitoring time value that timing is set in step 7；
If the difference of flow of inlet water and circling water flow rate is greater than the flow difference alarming value set in step 6, determine
For leak, PLC control panel closes water intake ball valve and return water ball valve, and buzzer sounds, and indicator light flashing and leak are aobvious
Show area's character blinking；
If the difference of flow of inlet water and circling water flow rate is less than the flow difference alarming value set in step 6, and count
When reach flow monitoring time value after, PLC control panel reenters traffic monitoring mode, and PLC control panel restarts timing, then
It is determined as water-tight；
Step 10: if being determined as leak in step 8 and step 9, when water leakage fault repair after, press valve valve opening close by
Button is to reset water intake ball valve and return water ball valve.
Flow velocity and flow can be monitored automatically simultaneously in heating by this method, since water temperature causes difference in flow
It is compensated by the algorithm built in PLC control panel.Once PLC judges that the difference of flow velocity or flow meets decision condition,
Then pass through water intake ball valve and return water ball valve and make automatically and close valve processing, reduces property loss to the greatest extent, avoid artificial
The complicated procedures of regular hot duct investigation, improve leak preventing effect.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar element
Or part is generally identified by similar appended drawing reference.In attached drawing, each element or part might not be drawn according to actual ratio.
Fig. 1 is the structural schematic diagram of embodiment one；
Fig. 2 is the partial enlarged view in Fig. 1；
Fig. 3 is the structural schematic diagram of human-computer exchange panel in embodiment one.
In attached drawing, 1- water inlet pipe, 2- return pipe, 3- heating device, 4- water segregator, 5- water inlet ultrasonic flowmeter, 6- water inlet
Ball valve, 7- water collector, 8- return water ultrasonic flowmeter, 9- return water ball valve, the fixed bracket of 10-, 11- shunt valve, 12- deluge valve,
13- controller, 14- valve open viewing area, and 15- valve closes viewing area, 16- leak viewing area, 17- water inlet flow velocity viewing area, 18- return water
Flow velocity viewing area, 19- flow velocity difference viewing area, 20- flow monitoring time showing area, 21- flow of inlet water viewing area, 22- return water
Start button, 26- valve valve opening is arranged in flow indication area, 23- flow difference viewing area, 24- flow monitoring time showing area, 25-
Button is closed, 27- adds button, and 28- subtracts button, 29- indicator light.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solution of the present invention.Following embodiment is only used for
Clearly illustrate technical solution of the present invention, therefore be only used as example, and cannot be used as a limitation and limit protection model of the invention
It encloses.
It should be noted that unless otherwise indicated, technical term or scientific term used in this application should be this hair
The ordinary meaning that bright one of ordinary skill in the art are understood.
Embodiment one:
As depicted in figs. 1 and 2, a kind of hot duct leak-proof device, including water inlet pipe 1, return pipe 2 are present embodiments provided
With heating device 3, the water inlet pipe 1 and return pipe 2 correspond conducting with the water inlet end of the heating device 3 and water outlet respectively and connect
It connects, wherein heating device 3 can be hot duct, radiator or floor heating.
The present embodiment further includes water segregator 4, water inlet ultrasonic flowmeter 5, water intake ball valve 6, water collector 7, return water ultrasonic wave
Flowmeter 8 and return water ball valve 9.Wherein the water segregator 4 and the water inlet conducting of ultrasonic flowmeter 5 are connected in the water inlet pipe 1,
And water segregator 4 and water inlet ultrasonic flowmeter 5 are adjacent, and the conducting of water intake ball valve 6 is connected to water segregator 4 and water inlet ultrasonic wave
Between flowmeter 5.
The water segregator 4 is tube body, and water segregator 4 is equipped with multiple and shunt valve 11 even, and multiple shunt valves 11 are distinguished
Conducting is connected between water segregator 4 and heating device 3.Multiple shunt valves 11 provide sufficiently large flow, even if in heating peak period
When will not influence to heat.Multiple shunt valves 11 are hand-operated valve or automatic valve, when needing to repair hot duct,
Shunt valve 11 can be closed at any time, conveniently repaired.
The water collector 7 and the conducting of return water ball valve 9 are connected in the return pipe 2, and water collector 7 and return water ball valve 9
Adjacent, the conducting of return water ultrasonic flowmeter 8 is connected between return water ball valve 9 and water collector 7.Water collector 7 is also tube body, and
And water segregator 4 passes through fixed bracket 10 with water collector 7 and is fixedly connected.Water segregator 4 and water collector 7 are fixed on wall by fixed bracket 10
On face or other fixed objects, it is laid out water segregator 4 and water collector 7 neatly, facilitates later maintenance management.Water collector 7 is equipped with
Multiple and deluge valve 12 even, multiple deluge valves 12, which are respectively turned on, to be connected between water recovery apparatus and heating device 3.Deluge valve 12 is also
Hand-operated valve or automatic valve, conveniently repair.
Water segregator 4, water intake ball valve 6 and intake ultrasonic flowmeter 5 successively adjacent design and water collector in the present embodiment
7, return water ultrasonic flowmeter 8 and the successively adjacent design of return water ball valve 9, form an entirety, avoid and be arranged between three
Extra pipeline then facilitates centralized maintenance inspection if there is problem.
In order to find that water leakage fault, the present embodiment further include controller 13 in time, the controller 13 respectively with it is described into
Water ultrasonic flowmeter 5, water intake ball valve 6, return water ultrasonic flowmeter 8 and return water ball valve 9 are electrically connected.Water intake ball valve 6 and return water
Ball valve 9 is electrical ball valve.The controller 13 includes shell, PLC control panel and human-computer exchange panel；The PLC control panel
It is installed in the shell, the human-computer exchange panel is fixedly installed in the outer surface of shell；The PLC control panel respectively with people
Machine exchanges panel, water inlet ultrasonic flowmeter 5, water intake ball valve 6, return water ultrasonic flowmeter 8 and return water ball valve 9 and is electrically connected.PLC
Control panel takes a series of hardware and software interference protection measures, has very strong anti-interference ability, and the mean free error time reaches
To more than tens of thousands of hours, unfailing performance is high, the operation is stable, guarantees that this equipment operates normally, reduces failure rate.
As shown in figure 3, wherein human-computer exchange panel include valve open viewing area 14, valve close viewing area 15, leak viewing area 16,
Water inlet flow velocity viewing area 17, return water flow velocity viewing area 18, flow velocity difference viewing area 19, flow monitoring time showing area 20, water inlet
Flow indication area 21, circling water flow rate viewing area 22, flow difference viewing area 23 and flow monitoring time showing area 24, and setting
Start button 25, valve valve opening close button 26 plus button 27 and subtract button 28.By setting start button plus button and it can subtract
Flow velocity difference alarming value, flow monitoring time value, flow difference alarming value and flow monitoring time value is arranged in button, and valve valve opening is closed
Button can carry out reset operation, and eliminate wrong report, manual valve opening and pipe valve operation.It is equipped in the shell and is controlled with PLC
The buzzer siren of plate electrical connection, the human-computer exchange panel are equipped with the indicator light 29 being electrically connected with PLC control panel.Buzzing alarm
Device and indicator light form sound-light alarm, it is easier to cause the attention of staff.
This equipment carries out flow and stream to circulation line by water inlet ultrasonic flowmeter 5 and return water ultrasonic flowmeter 8
Speed carries out real-time monitoring, once there is water leakage situation, then controller 13 simultaneously closes off water intake ball valve 6 and return water ball valve 9, in time
Hot duct and thermal water source are cut off, the property safety of user is protected.
Embodiment two:
Present embodiments provide a kind of hot duct leakproof monitoring side of hot duct leak-proof device using embodiment one
Method, comprising the following steps:
Step 1: by setting start button and holding three seconds or more, controller starting, while water intake ball valve and return water ball valve
It is in the open state；
Step 2: by water inlet ultrasonic flowmeter by the flow velocity of water inlet and flow respectively water inlet flow velocity viewing area and into
Water flow viewing area is shown, is shown the flow velocity of return water and flow in return water flow velocity respectively by return water ultrasonic flowmeter
Area and circling water flow rate viewing area are shown；
Step 3: observation hot duct leak-proof device whether leak, in the case where non-leak long-pressing add button and continue
Three seconds or more, correct circling water flow rate and flow velocity to make display circling water flow rate and flow velocity numerical value and display flow of inlet water and
The numerical value of flow velocity is equal；
The step is the numerical value to adjust circling water flow rate and flow velocity on the basis of the numerical value of flow of inlet water and flow velocity, to return water stream
Amount and flow velocity compensate, and the error of difference in flow caused by cancelling because of water temperature is conducive to improve monitoring accuracy.
Step 4: PLC control panel enters setting mode within pressing setting start button for the first time and being kept for two seconds, passes through
Add button and subtract button settings flow velocity difference alarming value, and shows the flow velocity difference alarming value in flow velocity difference viewing area
Come；
Step 5: within pressing setting start button for the second time and being kept for two seconds, PLC control panel enters setting mode, leads to
It crosses plus button and subtracts button settings flow monitoring time value, and in flow monitoring time showing area by the flow monitoring time value
It shows；
Step 6: within pressing setting start button for the third time and being kept for two seconds, PLC control panel enters setting mode, leads to
It crosses and adds button and subtract button settings flow difference alarming value, and show the flow difference alarming value in flow difference viewing area
Out；
Step 7: within the 4th time is pressed setting start button and kept for two seconds, PLC control panel enters setting mode, leads to
It crosses plus button and subtracts button settings flow monitoring time value, and in flow monitoring time showing area by the flow monitoring time value
It shows；
Step 8: do not press setting start button and kept for three seconds or more, PLC control panel enters flow velocity monitoring mode；PLC
The difference of the flow velocity of the flow velocity and return water of control panel comparison water inlet, and the difference is shown in flow velocity difference viewing area,
When the difference is greater than the flow velocity difference alarming value set in step 4, PLC control panel starts timing, and timing is being flowed
Slowdown monitoring time showing area is shown；
If the difference is without decline during timing, and timing is greater than the flow monitoring time value set in step 5
When, then be determined as leak, PLC control panel closes water intake ball valve and return water ball valve, and buzzer sounds, indicator light flashing with
And leak viewing area character blinking；
If the difference declines and is decreased below flow velocity difference alarming value during timing, timing stops and returns
Zero, then it is determined as water-tight；
If the difference declines and drops to not less than flow velocity difference alarming value during timing, it is determined as leak,
PLC control panel closes water intake ball valve and return water ball valve, and buzzer sounds, indicator light flashing and leak viewing area character
Flashing；
Step 9: do not press setting start button and kept for three seconds or more, PLC control panel enters traffic monitoring mode；PLC
Control panel starts timing, in the time range for the flow monitoring time value that timing is set in step 7；
If the difference of flow of inlet water and circling water flow rate is greater than the flow difference alarming value set in step 6, determine
For leak, PLC control panel closes water intake ball valve and return water ball valve, and buzzer sounds, and indicator light flashing and leak are aobvious
Show area's character blinking；
If the difference of flow of inlet water and circling water flow rate is less than the flow difference alarming value set in step 6, and count
When reach flow monitoring time value after, PLC control panel reenters traffic monitoring mode, and PLC control panel restarts timing, then
It is determined as water-tight；
Step 10: if being determined as leak in step 8 and step 9, when water leakage fault repair after, press valve valve opening close by
Button is to reset water intake ball valve and return water ball valve.
Wherein, step 7 and step 8 carry out simultaneously, in no particular order, can be simultaneously to flow velocity in heating by this method
Monitored automatically with flow, as water temperature cause difference in flow by long-pressing add key carry out PLC control panel built in algorithm into
Row compensation.Once PLC judges that the difference of flow velocity or flow meets decision condition, then certainly by water intake ball valve and return water ball valve
It is dynamic to close circulation line, property loss is reduced to the greatest extent, is avoided the complicated procedures of artificial periodically hot duct investigation, is mentioned
High leak preventing effect.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme should all cover within the scope of the claims and the description of the invention.
Claims (9)
1. a kind of hot duct leak-proof device, it is characterised in that: including water segregator, water inlet ultrasonic flowmeter, water intake ball valve, collection
Hydrophone, return water ultrasonic flowmeter and return water ball valve；
The water inlet ultrasonic flowmeter, water intake ball valve and water segregator sequentially turn on connection, the return water ball valve, return water ultrasonic wave
Flowmeter and water collector sequentially turn on connection；The water segregator is equipped with shunt valve, and the water collector is equipped with deluge valve；Water inlet is super
Acoustic wave flow meter and return water ultrasonic flowmeter are connected in hot duct, and are branched to the hot water of hot duct by shunt valve
In heating device, then by water collector by the importing hot duct for the hot water that flows back；
Further include controller, the controller respectively with the water inlet ultrasonic flowmeter, water intake ball valve, return water ultrasonic flow
Meter and the electrical connection of return water ball valve.
2. hot duct leak-proof device according to claim 1, it is characterised in that: the water segregator and water collector are pipe
Body, and water segregator is fixedly connected with water collector by fixed bracket.
3. hot duct leak-proof device according to claim 1, it is characterised in that: the shunt valve be equipped with it is multiple, and
Multiple shunt valves, which are respectively turned on, to be connected between water segregator and heating device.
4. hot duct leak-proof device according to claim 3, it is characterised in that: the deluge valve be equipped with it is multiple, and
Multiple deluge valves, which are respectively turned on, to be connected between water recovery apparatus and heating device.
5. hot duct leak-proof device according to claim 1-4, it is characterised in that: the controller includes shell
Body, PLC control panel and human-computer exchange panel；The PLC control panel is installed in the shell, and the human-computer exchange panel is fixed
It is installed on the outer surface of shell；The PLC control panel respectively with human-computer exchange panel, water inlet ultrasonic flowmeter, water intake ball valve,
Return water ultrasonic flowmeter and the electrical connection of return water ball valve.
6. hot duct leak-proof device according to claim 5, it is characterised in that: the human-computer exchange panel includes that valve is opened
Viewing area, leak viewing area, water inlet flow velocity viewing area, return water flow velocity viewing area, flow velocity difference viewing area, stream are closed in viewing area, valve
Slowdown monitoring time showing area, flow of inlet water viewing area, circling water flow rate viewing area, flow difference viewing area and flow monitoring time are aobvious
Show that area, and setting start button, valve valve opening close button plus button and subtract button.
7. hot duct leak-proof device according to claim 6, it is characterised in that: be equipped in the shell and controlled with PLC
The buzzer siren of plate electrical connection.
8. hot duct leak-proof device according to claim 7, it is characterised in that: the human-computer exchange panel be equipped with
The indicator light of PLC control panel electrical connection.
9. a kind of hot duct leakproof monitoring method, it is characterised in that: apply hot duct leak-proof device as claimed in claim 9
It is monitored, comprising the following steps:
Step 1: by setting start button and holding three seconds or more, controller starting, while water intake ball valve and return water ball valve are in
Opening state；
Step 2: by water inlet ultrasonic flowmeter by the flow velocity of water inlet and flow respectively in water inlet flow velocity viewing area and feed water flow
Amount viewing area shows, by return water ultrasonic flowmeter by the flow velocity of return water and flow respectively in return water flow velocity viewing area and
Circling water flow rate viewing area is shown；
Step 3: observation hot duct leak-proof device whether leak, long-pressing adds button and continues three seconds in the case where non-leak
More than, circling water flow rate and flow velocity are corrected to make the numerical value of the circling water flow rate shown and flow velocity and the flow of inlet water and flow velocity of display
Numerical value it is equal；
Step 4: PLC control panel enters setting mode within pressing setting start button for the first time and being kept for two seconds, is pressed by adding
Button and subtract button settings flow velocity difference alarming value, and shows the flow velocity difference alarming value in flow velocity difference viewing area；
Step 5: within pressing setting start button for the second time and being kept for two seconds, PLC control panel enters setting mode, by adding
Button and subtract button settings flow monitoring time value, and shows the flow monitoring time value in flow monitoring time showing area
Out；
Step 6: within pressing setting start button for the third time and being kept for two seconds, PLC control panel enters setting mode, by adding
Button and subtract button settings flow difference alarming value, and shows the flow difference alarming value in flow difference viewing area
Come；
Step 7: within the 4th time is pressed setting start button and kept for two seconds, PLC control panel enters setting mode, by adding
Button and subtract button settings flow monitoring time value, and shows the flow monitoring time value in flow monitoring time showing area
Out；
Step 8: do not press setting start button and kept for three seconds or more, PLC control panel enters flow velocity monitoring mode；PLC control
The difference of the flow velocity of the flow velocity and return water of plate comparison water inlet, and the difference is shown in flow velocity difference viewing area, when this
When difference is greater than the flow velocity difference alarming value set in step 4, PLC control panel starts timing, and timing is supervised in flow velocity
Time showing area is surveyed to show；
If the difference is without decline during timing, and when timing is greater than the flow monitoring time value set in step 5,
Then be determined as leak, PLC control panel closes water intake ball valve and return water ball valve, and buzzer sounds, indicator light flashing and
The character blinking of leak viewing area；
If the difference declines and is decreased below flow velocity difference alarming value during timing, timing stops and is zeroed, then
It is determined as water-tight；
If the difference declines and drops to not less than flow velocity difference alarming value during timing, it is determined as leak, PLC control
Making sheet closes water intake ball valve and return water ball valve, and buzzer sounds, indicator light flashing and the character blinking of leak viewing area；
Step 9: do not press setting start button and kept for three seconds or more, PLC control panel enters traffic monitoring mode；PLC control
Plate starts timing, in the time range for the flow monitoring time value that timing is set in step 7；
If the difference of flow of inlet water and circling water flow rate is greater than the flow difference alarming value set in step 6, it is judged to leaking
Water, PLC control panel closes water intake ball valve and return water ball valve, and buzzer sounds, indicator light flashing and leak viewing area
Character blinking；
If the difference of flow of inlet water and circling water flow rate is less than the flow difference alarming value set in step 6, and timing reaches
To after flow monitoring time value, PLC control panel reenters traffic monitoring mode, and PLC control panel restarts timing, then determines
It is water-tight；
Step 10: if being determined as leak in step 8 and step 9, when water leakage fault repair after, press valve valve opening close button with
Reset water intake ball valve and return water ball valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811468314.9A CN109405061A (en) | 2018-12-03 | 2018-12-03 | Hot duct leak-proof device and its hot duct leakproof monitoring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811468314.9A CN109405061A (en) | 2018-12-03 | 2018-12-03 | Hot duct leak-proof device and its hot duct leakproof monitoring method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109405061A true CN109405061A (en) | 2019-03-01 |
Family
ID=65457137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811468314.9A Pending CN109405061A (en) | 2018-12-03 | 2018-12-03 | Hot duct leak-proof device and its hot duct leakproof monitoring method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109405061A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110220266A (en) * | 2019-05-27 | 2019-09-10 | 汪吉平 | One kind being used for central air conditioning water system preventing water leakage automatic water-replenishing device |
| CN112460496A (en) * | 2020-11-13 | 2021-03-09 | 杨启敖 | Warm protection system that leaks that leads to |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1862075A (en) * | 2006-03-17 | 2006-11-15 | 王超 | Leak protector for sealed circulation system |
| KR100942811B1 (en) * | 2009-08-18 | 2010-02-18 | (주)삼원씨앤지 | System and method for preventing leakage of water |
| CN201680509U (en) * | 2010-05-20 | 2010-12-22 | 刘满元 | Heater water leakage automatic closing device |
| CN202253960U (en) * | 2011-08-08 | 2012-05-30 | 长春荣吉经贸有限公司 | Automatic control valve |
| CN202531950U (en) * | 2012-03-30 | 2012-11-14 | 张铠 | Heating pipeline water leakage automatic shutdown device |
| CN102818659A (en) * | 2011-06-09 | 2012-12-12 | 沈阳航发热计量技术有限公司 | Measurement system and measurement method for heating water loss |
| CN104197394A (en) * | 2014-07-25 | 2014-12-10 | 陈金高 | Heating water managing system |
| CN105757785A (en) * | 2016-04-27 | 2016-07-13 | 苏州东剑智能科技有限公司 | Heating pipe network operation monitoring device |
| CN206861818U (en) * | 2017-06-06 | 2018-01-09 | 合肥热电集团有限公司 | A kind of air-conditioning system recirculated water supervising device |
| CN206861702U (en) * | 2017-04-28 | 2018-01-09 | 王现富 | Household central heating leakproof detector |
| CN209196999U (en) * | 2018-12-03 | 2019-08-02 | 台州启岳环保科技有限公司 | Hot duct leak-proof device |
-
2018
- 2018-12-03 CN CN201811468314.9A patent/CN109405061A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1862075A (en) * | 2006-03-17 | 2006-11-15 | 王超 | Leak protector for sealed circulation system |
| KR100942811B1 (en) * | 2009-08-18 | 2010-02-18 | (주)삼원씨앤지 | System and method for preventing leakage of water |
| CN201680509U (en) * | 2010-05-20 | 2010-12-22 | 刘满元 | Heater water leakage automatic closing device |
| CN102818659A (en) * | 2011-06-09 | 2012-12-12 | 沈阳航发热计量技术有限公司 | Measurement system and measurement method for heating water loss |
| CN202253960U (en) * | 2011-08-08 | 2012-05-30 | 长春荣吉经贸有限公司 | Automatic control valve |
| CN202531950U (en) * | 2012-03-30 | 2012-11-14 | 张铠 | Heating pipeline water leakage automatic shutdown device |
| CN104197394A (en) * | 2014-07-25 | 2014-12-10 | 陈金高 | Heating water managing system |
| CN105757785A (en) * | 2016-04-27 | 2016-07-13 | 苏州东剑智能科技有限公司 | Heating pipe network operation monitoring device |
| CN206861702U (en) * | 2017-04-28 | 2018-01-09 | 王现富 | Household central heating leakproof detector |
| CN206861818U (en) * | 2017-06-06 | 2018-01-09 | 合肥热电集团有限公司 | A kind of air-conditioning system recirculated water supervising device |
| CN209196999U (en) * | 2018-12-03 | 2019-08-02 | 台州启岳环保科技有限公司 | Hot duct leak-proof device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110220266A (en) * | 2019-05-27 | 2019-09-10 | 汪吉平 | One kind being used for central air conditioning water system preventing water leakage automatic water-replenishing device |
| CN110220266B (en) * | 2019-05-27 | 2021-01-29 | 马鞍山市博浪热能科技有限公司 | Automatic water leakage preventing and supplementing device for central air conditioning water system |
| CN112460496A (en) * | 2020-11-13 | 2021-03-09 | 杨启敖 | Warm protection system that leaks that leads to |
| CN112460496B (en) * | 2020-11-13 | 2022-08-12 | 杨启敖 | Warm protection system that leaks that leads to |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109405061A (en) | Hot duct leak-proof device and its hot duct leakproof monitoring method | |
| CN209196999U (en) | Hot duct leak-proof device | |
| CN206459255U (en) | One kind automation moving heat source control system | |
| CN205919497U (en) | Frostproofing heating device of coupling water and train wheels ultrasonic flaw detection system | |
| CN107314535A (en) | A kind of hot-water heating system and its control method of achievable bathtub insulation | |
| CN206222582U (en) | A kind of preventing water leakage automatic water-replenishing device of enclosed central air conditioning water system | |
| CN207501460U (en) | A kind of novel online Low Voltage Pure water heating system | |
| CN211024936U (en) | Inspection device for medium-pressure fire pump | |
| CN216116702U (en) | Water tap sealing strength testing device | |
| CN201156183Y (en) | Full-automatic water leak alarming protection apparatus | |
| CN208860732U (en) | A kind of air-conditioning system water quality management device | |
| CN111550676B (en) | Water pipe water leakage detection device and method | |
| CN110420881B (en) | Liquid detergent production is with empty bottle device that leaks hunting | |
| CN210402077U (en) | A integrative safety monitoring control device of aqueous vapor for house is intelligent | |
| CN209910200U (en) | Water leakage alarm device for vacuum tube solar system | |
| CN108760651A (en) | A kind of air-conditioning system water quality management device | |
| CN208503964U (en) | A kind of gasholder station pipe safety device | |
| CN208205473U (en) | A kind of solar water heater energy consumption monitoring system | |
| CN206788125U (en) | Hot-water boiler water treatment agent anticorrosion-antiscaling property test device | |
| CN212028703U (en) | Multifunctional electromagnetic valve | |
| CN207035469U (en) | A kind of hot-water heating system of achievable bathtub insulation | |
| CN106091440B (en) | A kind of solar water heating system and system failure detection method | |
| CN217612686U (en) | Fire-fighting spraying system-based online detection equipment on water testing mechanism | |
| CN206864194U (en) | A kind of nuclear power station prevents the monitoring device of water tank negative pressure | |
| CN110131475A (en) | A kind of household water leakage protector and its monitoring method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |