CN206832419U - A kind of drainage system bottom valve water leakage supervising device - Google Patents
A kind of drainage system bottom valve water leakage supervising device Download PDFInfo
- Publication number
- CN206832419U CN206832419U CN201720627952.5U CN201720627952U CN206832419U CN 206832419 U CN206832419 U CN 206832419U CN 201720627952 U CN201720627952 U CN 201720627952U CN 206832419 U CN206832419 U CN 206832419U
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- China
- Prior art keywords
- contact
- timer
- contactor
- water leakage
- main pipe
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- Expired - Fee Related
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 47
- 230000005611 electricity Effects 0.000 claims description 7
- 230000003020 moisturizing effect Effects 0.000 abstract description 11
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Control Of Positive-Displacement Pumps (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The utility model discloses a kind of drainage system bottom valve water leakage supervising device, including power supply, pressure gauge, timer, immersible pump and contactor, the pressure gauge, timer, immersible pump and contactor to be connected with power supply；The high pressure contact of the pressure gauge is connected with the reseting terminal B1 of timer, for conveying reset signal to timer；The low-pressure contact of the pressure gauge is connected with alarm；The contactor is in series with time switch, and the break-make of the time switch is controlled by timer；The immersible pump is in series with contact K1 and contact K2, and the break-make of the contact K1 and contact K2 are controlled by the contact of contactor.The present apparatus can send fault-signal according to the size of bottom valve water leakage when water leakage is big, water leakage hour periodically controls immersible pump to give main pipe moisturizing, both can guarantee that water pump will not start failure because of main pipe air inlet, the burden of staff is greatly reduced in and can.
Description
Technical field
The utility model belongs to power plant facility field, especially a kind of drainage system bottom valve water leakage supervising device.
Background technology
The drainage system in power station includes main pipe, and pressure gauge, water pump and bottom valve are provided with main pipe, and pressure gauge is used to detect
Hydraulic pressure in main pipe is to judge the water in main pipe, and water pump is used to water being pumped into main pipe, because bottom valve can not be accomplished absolutely not to leak
Water, consequently, it is frequently necessary to which immersible pump carries out moisturizing into main pipe.
At present, without special bottom valve water leakage supervising device.Bottom valve whether leak, the process monitoring hand not automated
Section, no water causes water pump air inlet only in main pipe, and tour personnel has found that water pump top vent valve can not exclude water in other words,
Or main-piping pressure table could find that main pipe is anhydrous, this state can cause starting mode of pump to fail when being designated as zero.If in time
It was found that, it will defect processing flow is directly initiated, and 4-5 staff enters pond, bottom valve pulled down in pond and handled.
Hard work is handled, after bulky bottom valve is taken apart, often finds that simply some slight silts, impurity rest on sealing surface
On, the valve core reset inaccuracy of even bottom valve causes, and can just be excluded as long as these situations restart, and need not tear open
Bottom valve is driven, so as to cause the waste of manpower and materials, and delays equipment normal operation.Although it is configured with for the latent of main pipe moisturizing
Water pump, but immersible pump is all to control manually, when needed can't automatic start, frequently resulting in can not timely moisturizing so that female
Tube leakage is excessive and influences the operation of water pump.
Utility model content
The purpose of this utility model is to provide a kind of drainage system bottom valve water leakage supervising device, according to bottom valve water leakage
Size, when needing artificial treatment really, send fault-signal, simply slight leak, and when the starting mode of pump frequency is seldom,
Periodically control immersible pump gives main pipe moisturizing, both can guarantee that water pump will not start failure because of main pipe air inlet, and can is greatly reduced
The burden of staff.
What the purpose of this utility model was realized in：A kind of drainage system bottom valve water leakage supervising device, including power supply,
Pressure gauge, timer, immersible pump and contactor, the pressure gauge, timer, immersible pump and contactor are connected with power supply；Institute
State the high pressure contact of pressure gauge with the reseting terminal B1 of timer to be connected, for conveying reset signal to timer；The pressure
The low-pressure contact of power table is connected with alarm；The contactor is in series with time switch, and the break-make of the time switch is by fixed
When device be controlled；The immersible pump is in series with contact K1 and contact K2, and the break-make of the contact K1 and contact K2 are by contactor
Contact be controlled.
Further, the alarm is buzzer.
The beneficial effects of the utility model are：Hydraulic pressure in pressure gauge detection main pipe, hydraulic pressure is higher, and the water in main pipe more fills
Foot.After each water pump stops, main pipe hydraulic pressure slowly reduces because of bottom valve seepage, in the process, there is three kinds of possibility：First, bottom
Valve leak very little.Main pipe hydraulic pressure gradually reduces, and when main pipe hydraulic pressure is less than high rating electrical, high pressure contact disconnects, timer
Reseting terminal B1 dead electricity, timer start timing, and within a time-count cycle of timer, main-piping pressure does not drop to low volume
In the case of definite value, there is starting mode of pump, then main-piping pressure will raise again, and when being increased to high rating electrical, high pressure contact closes
Close and be powered, timer resets after receiving reset signal, until pressure can just be counted again again below high rating electrical, timer
When.Second, water leakage is larger.Main pipe hydraulic pressure gradually reduces, and when main pipe hydraulic pressure is less than high rating electrical, high pressure contact disconnects,
The reseting terminal B1 dead electricity of timer, timer start timing, complete do not have starting mode of pump also a time-count cycle in timer
In the case of, Timer Controlling time switch closure, contactor is powered and controls contact to connect contact T1 and contact T2, immersible pump
It is powered and starts, the moisturizing into main pipe.As main-piping pressure raises, when being increased to high rating electrical, high pressure contact is powered, timing
Device resets after receiving reset signal, meanwhile, time switch closes disconnection, contactor power-off, contact and T2 points of contact T1 and contact
From, immersible pump power-off, stopping moisturizing.3rd, water leakage is very big.Main pipe hydraulic pressure gradually reduces, when main pipe hydraulic pressure is specified less than high
During value, high pressure contact is disconnected, and the reseting terminal B1 dead electricity of timer, timer starts timing, and a meter is completed in timer
When the cycle before, while without in the case of starting mode of pump, main-piping pressure just as little as low rated value, then low-pressure contact be powered,
Alarm is powered and sends alarm, informs that staff is overhauled in time.The present apparatus can according to the size of bottom valve water leakage,
Really when needing artificial treatment, fault-signal is sent, simply slight leak, and when the starting mode of pump frequency is seldom, water leakage control
Immersible pump processed gives main pipe moisturizing, both can guarantee that water pump will not start failure because of main pipe air inlet, work people is greatly reduced in and can
The burden of member.
Brief description of the drawings
Fig. 1 is schematic front view of the present utility model.
Reference：1-power supply；2-pressure gauge；3-timer；4-immersible pump；5-contactor；6-time switch；
8-alarm.
Embodiment
The utility model is further illustrated with reference to the accompanying drawings and examples.
As shown in figure 1, a kind of drainage system bottom valve water leakage supervising device of the present utility model, including power supply 1, pressure gauge
2nd, timer 3, immersible pump 4 and contactor 5, power supply 1 include live wire L and zero line N, the pressure gauge 2, timer 3, diving
Pump 4 and contactor 5 are connected in parallel between live wire L and zero line N.Pressure gauge 2 detects the hydraulic pressure in main pipe, when the hydraulic pressure of main pipe is big
When high rating electrical, illustrate that water is very sufficient, it is not necessary to supplement, when the hydraulic pressure of main pipe is less than or equal to low rated value
When, it is difficult to meet to require to show the water in main pipe, it is necessary to supplement in time.Pressure gauge 2 is provided with high pressure contact, specially connects
Point 1 and contact 2, are also provided with low-pressure contact, specially contact 3 and contact 4, when the main pipe hydraulic pressure that pressure gauge 2 detects is big
When high rating electrical, contact 1 and contact 2 are powered, and contact 3 and contact 4 power off, when the main pipe water that pressure gauge 2 detects
Force down in high rating electrical, during simultaneously above low rated value, contact 1 and contact 2 power off, and contact 3 and contact 4 power off, when pressure gauge 2
When the main pipe hydraulic pressure detected is less than or equal to low rated value, contact 1 and contact 2 power off, and contact 3 and contact 4 are powered.The pressure
The high pressure contact of power table 2 is connected with the reseting terminal B1 of timer 3, for conveying reset signal to timer 3, when main pipe water
When pressure is more than or equal to high rating electrical, reseting terminal B1 receives reset signal, and timer 3 terminates timing and resetted.The pressure
The low-pressure contact of table 2 is connected with alarm 8, and alarm 8 uses buzzer.The contactor 5 is in series with time switch 6, institute
The break-make for stating time switch 6 is controlled by timer 3, and specifically, time switch 6 is between contact T1 and contact T2, energy
Enough make contact T1 and contact T2.The immersible pump 4 is in series with contact K1 and contact K2, the break-make of the contact K1 and contact K2
Be controlled by the contact of contactor 5, specifically, when contact contacts with contact K1 and contact K2, immersible pump 4 is powered, contact from
When opening contact K1 and contact K2, immersible pump 4 powers off.
Timer 3 selects single-chip microcomputer timer, such as uses the timer of mcs-51 series monolithics, ripe at present
Applied to every field, directly purchase is configured and line.Pressure gauge 2 uses the intelligent manometer of provided with processor, such as
TOREX-YBS series digital display manometers, directly purchase, set and install and use, can also be according to functional requirement, pressure detecting
The parameters such as scope customize to pressure gauge producer.
The operation logic of the present apparatus is as follows：Pressure gauge 2 detects the hydraulic pressure in main pipe, after each water pump stops, main pipe hydraulic pressure
Slowly reduced because of bottom valve seepage, in the process, there are three kinds of possibility：First, bottom valve leak very little.Main pipe hydraulic pressure gradually drops
Low, when main pipe hydraulic pressure is less than high rating electrical, contact 1 and contact 2 disconnect, the reseting terminal B1 dead electricity of timer 3, timer 3
Start timing, within a time-count cycle of timer 3, in the case that main-piping pressure does not drop to low rated value, if water
Pump startup, then main-piping pressure will raise again, when being increased to high rating electrical, contact 1 connects with contact 2, and timer 3 receives
Resetted after reset signal, until pressure just understands reclocking again below high rating electrical, timer 3.Second, water leakage is larger.
Main pipe hydraulic pressure gradually reduces, and when main pipe hydraulic pressure is less than high rating electrical, contact 1 and contact 2 disconnect, the reseting terminal of timer 3
B1 dead electricity, timer 3 start timing, in the case where timer 3 is completed also not having starting mode of pump a time-count cycle, timer
3 control time switches 6 close, and contact T1 connects with contact T2, and contactor 5 is powered, and contact contacts with contact K1 and contact K2, dives
Water pump 4, which is powered, to be started, the moisturizing into main pipe.As main-piping pressure raises, when being increased to high rating electrical, contact 1 and contact 2 connect
Logical, timer 3 resets after receiving signal, meanwhile, timer 3 controls time switch 6 to disconnect, and contact T1 and contact T2 disconnect, and connect
Tentaculum 5 powers off, and contact leaves contact K1 and contact K2, and immersible pump 4 powers off, and stops moisturizing.3rd, water leakage is very big.Main pipe water
Pressure gradually reduces, and when main pipe hydraulic pressure is less than high rating electrical, contact 1 and contact 2 disconnect, the reseting terminal B1 dead electricity of timer 3,
Timer 3 starts timing, before timer 3 completes a time-count cycle, while without in the case of starting mode of pump, main pipe pressure
Power just as little as low rated value, then contact 3 connected with contact 4, alarm 8 is powered and sends alarm, informs that staff is carried out in time
Maintenance.The present apparatus, when needing artificial treatment really, can send fault-signal according to the size of bottom valve water leakage, simply light
Micro- leak, and when the starting mode of pump frequency is seldom, controls immersible pump 4 to give main pipe moisturizing according to water leakage, both can guarantee that water pump not
Failure can be started because of main pipe air inlet, the burden of staff is greatly reduced in and can.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model
Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.
Claims (2)
- A kind of 1. drainage system bottom valve water leakage supervising device, it is characterised in that：Including power supply（1）, pressure gauge（2）, timer （3）, immersible pump（4）And contactor（5）, the pressure gauge（2）, timer（3）, immersible pump（4）And contactor（5）With electricity Source（1）It is connected；The pressure gauge（2）High pressure contact and timer（3）Reseting terminal B1 be connected, for timer （3）Convey reset signal；The pressure gauge（2）Low-pressure contact be connected with alarm（8）；The contactor（5）It is in series with Time switch（6）, the time switch（6）Break-make by timer（3）It is controlled；The immersible pump（4）It is in series with contact K1 and contact K2, the break-make of the contact K1 and contact K2 are by contactor（5）Contact be controlled.
- A kind of 2. drainage system bottom valve water leakage supervising device according to claim 1, it is characterised in that：The alarm （8）For buzzer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720627952.5U CN206832419U (en) | 2017-06-01 | 2017-06-01 | A kind of drainage system bottom valve water leakage supervising device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720627952.5U CN206832419U (en) | 2017-06-01 | 2017-06-01 | A kind of drainage system bottom valve water leakage supervising device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206832419U true CN206832419U (en) | 2018-01-02 |
Family
ID=60774278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720627952.5U Expired - Fee Related CN206832419U (en) | 2017-06-01 | 2017-06-01 | A kind of drainage system bottom valve water leakage supervising device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206832419U (en) |
-
2017
- 2017-06-01 CN CN201720627952.5U patent/CN206832419U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 655800 Nai Ge Village, Lu Bu Ge, Luoping County, Qujing, Yunnan Patentee after: LUBUGE HYDROPOWER PLANT OF SOUTHERN POWER GRID PEAKING FREQUENCY MODULATION POWER GENERATION CO.,LTD. Address before: 655800 Nai Ge Village, Lu Bu Ge, Luoping County, Qujing, Yunnan Patentee before: CHINA SOUTHERN POWER GRID POWER GENERATION COMPANY LUBUGE HYDROELECTRIC POWER PLANT |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180102 |