CN207176902U - Boiler room cesspool self-draining arrangement and its electric-control system - Google Patents
Boiler room cesspool self-draining arrangement and its electric-control system Download PDFInfo
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- CN207176902U CN207176902U CN201721014818.4U CN201721014818U CN207176902U CN 207176902 U CN207176902 U CN 207176902U CN 201721014818 U CN201721014818 U CN 201721014818U CN 207176902 U CN207176902 U CN 207176902U
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- cesspool
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- self
- negative pressure
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Abstract
The utility model discloses boiler room cesspool self-draining arrangement and its electric-control system, including suction hose, negative pressure water tank, radiator drain, water pump, pumping line, some level sensors of different water levels, controller are placed in；The negative pressure water tank is placed in cesspool top surface, the suction hose connection cesspool and negative pressure water tank top；The radiator drain connection negative pressure water tank bottom and water pump；The pumping line connection water pump and Sewage Disposal；Some level sensors are all connected with controller, and the controller connects water pump.The utility model beneficial effect：Reduce manpower waste；Eliminate and frequently change bottom valve cost consumption and the input of attendant；Avoid burn-down of electric motor accident；Prevent the electric quantity consumption caused by motor dry run, solve water resource waste and site environment hygienic issues caused by the full water of pond；Boiler room effluent cycle is more stablized using system operation, is reliable, improving site environment.
Description
Technical field
Self-draining arrangement and its electric-control system are the utility model is related to, more particularly to boiler room cesspool is arranged automatically
Water installations and its electric-control system.
Background technology
Ore deposit boiler room steam boiler, every boiler separately have one with an air blower, an air-introduced machine, a feed pump
Common pump is met an urgent need.4 boilers share a carrier bar slag remover.Draining is mainly boiler periodical blowdown water, coal flashboard outside boiler room
Cooling water, air blower and air-introduced machine cooling water, slag remover groove cooling water and continuous blowdown expander draining.To save water money
Source, improve environment, a newly-built pond, outer drainings all to boiler room are collected, and drain into Mine System treating stations, are reached
To the purpose recycled.But often occur the not upper water of water pump in use and cause sewage overflow, not only cause a large amount of
Water resource waste, also affect the environmental sanitation in workshop place.
Boiler room raw sewage exhaust system, as shown in figure 3, being primarily present problem：
Boiler room raw sewage exhaust system is mainly made up of water pump, suction water lines, bottom valve, control cabinet.
1st, because field condition limits, pond peak level needs less than pump entrance height if bottom valve is not closed completely
Artificial diversion could water pump normal work.
2nd, pond is mostly boiler blowdown water, and for water temperature between 50 DEG C -70 DEG C, temperature high alkalinity is big, causes bottom valve of water pump frequency
Numerous failure, and influence water pump normal operation.Need often to change bottom valve, add material consumption and safeguard the throwing of manpower
Enter.
3rd, after bottom valve failure, such as discovery is handled not in time, and water pump can cause pump motor to burn because of not upper water of upper time
Ruin, it is necessary to artificial on duty.
4th, boiler room each period and each blowdown water-carrying capacity are different, and operating personnel are difficult to grasp water level in water pool situation start-stop
Water pump, turn on pump can cause sewage to diffuse out not in time, influence place health；Not in time, water level causes water less than the water suction mouth of pipe for termination of pumping
Pump dry run.Tour vacuum phase must be shortened, frequently water pump is checked, operated, to consume a manpower equal to per tour exists
This is on duty.
Utility model content
Technical problem to be solved in the utility model is the provision of a kind of realize and drains into the water in cesspool automatically
The boiler room cesspool self-draining arrangement and its electric-control system of Sewage Disposal.
The utility model is that solve above-mentioned technical problem by the following technical programs：The utility model includes suction hose,
Negative pressure water tank, radiator drain, water pump, pumping line, it is placed in some level sensors of different water levels, controller；Institute
State negative pressure water tank and be placed in cesspool top surface, described suction hose one end connects cesspool, other end connection negative pressure water tank top；Institute
State radiator drain one end connection negative pressure water tank bottom, other end connection water pump；Pumping line one end connection water pump, one
Terminate into Sewage Disposal, and radiator drain mouth position is higher than pump outlet position；Some level sensors connect
Controller is connect, the controller connects water pump；The lowermost end of the suction hose is less than the sensing station.
Preferably, 5 meters of the length of the cesspool, it is high 3 meters, it is wide 2 meters.
Preferably, to be to be at high water level, two meters at middle water level and at one meter at low water level at three meters of the cesspool,
The level sensor is three, is separately mounted at high water level, middle water level and low water level.
Preferably, blast pipe and water injection pipe are set at the top of the negative pressure water tank.
Preferably, venting ball valve is set on the blast pipe, and the water injection pipe sets water filling ball valve.
Preferably, the position of the suction hose lowermost end is less than at low water level.
Preferably, the negative pressure water tank size is high 0.8 meter 0.6 meter of length.It is wide 0.4 meter.
The utility model also provides a kind of electric-control system of boiler room cesspool self-draining arrangement, including major loop and two
Minor loop, the secondary circuit are connected with the major loop, for controlling the major loop；
In the secondary circuit, electrothermal relay contact FR one end connection major loop live wire, one end connects normally closed button SB1,
The normally closed button SB1 other ends connect six circuits in parallel, and the described six circuit other ends in parallel are all connected with zero line；First
Circuit is normally opened button SB2, the auxiliary reclay normally opened contact KA1 and contactor normally opened contact KM for being sequentially connected parallel connection, middle
Relay normally closed contact KA2, contactor coil KM1；Article 2 circuit is the relay normally open contact KA1 and red light being sequentially connected
HL1；Article 3 circuit is the relay normally open contact KA2 and green light HL2 being sequentially connected；Article 4 circuit is the water being sequentially connected
Level sensor normally closed switch SK and relay coil KA1；Article 5 circuit is the level sensor normal open switch SK being sequentially connected
With relay coil KA2；Article 6 circuit is level sensor, and the level sensor connects three liquid level sensors.
Preferably, in the major loop, contactor KM, electrothermal relay FR and motor M contact successively.
Preferably, on the secondary circuit, connect a fuse FU before electrothermal relay contact.
The utility model has advantages below compared with prior art：
1st, the human input of an operating personnel is at least reduced, reduces manpower waste.
2nd, without bottom valve self-draining arrangement is simple, and fitment material cost is low, without bottom valve, eliminates and frequently changes bottom valve expense
With consumption and the input of attendant.
3rd, the burn-down of electric motor accident because of caused by water pump not upper water is completely avoid, operation is safer.
4th, the electric quantity consumption caused by motor dry run has been prevented；Solve caused by the full water of pond water resource waste and
Site environment health problem up to standard.
5th, boiler room effluent cycle is more stable, reliable using system operation, and avoids water resource waste, improves now
Field environment, reach economical and practical, section branch lowers consumption, the purpose of energy-conserving and environment-protective.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model boiler room cesspool self-draining arrangement；
Fig. 2 is the electric-control system figure of the utility model boiler room cesspool self-draining arrangement；
Fig. 3 is the structural representation of boiler room cesspool self-draining arrangement in the prior art.
The water of 23 water filling ball valve of suction hose 1 negative pressure water tank, 2 radiator drain, 21 blast pipe, 22 venting ball valve, 221 water injection pipe 231
The bottom valve 5 of 3 pumping line of pump, 31 cesspool 4
Embodiment
Embodiment of the present utility model is elaborated below, the present embodiment using technical solutions of the utility model before
Put and implemented, give detailed embodiment and specific operating process, but the scope of protection of the utility model is unlimited
In following embodiments.
As shown in figure 1, the present embodiment includes suction hose 1, negative pressure water tank 2, radiator drain 21, water pump 3, pumping line
31, it is placed in some level sensor (not shown)s of different water levels, controller (not shown)；The negative pressure water tank
2 are placed in the top surface of cesspool 4, and described one end of suction hose 1 connects cesspool 4, other end connection negative pressure water tank 2 top；The water
The one end of case outlet pipe 21 connection negative pressure water tank 2 bottom, other end connection water pump 3；Described one end of pumping line 31 connects water pump
3, one end access Sewage Disposal, and 21 mouthfuls of positions of radiator drain are higher than pump outlet position；Some level sensors
Device is all connected with controller, and the controller connects water pump 3；The lowermost end of the suction hose 1 is less than the sensing station.
5 meters of the length of the cesspool 4, it is high 3 meters, it is wide 2 meters.It is at high water level, in being at 4 three meters of the cesspool at two meters
It is at low water level at water level and at one meter, the level sensor is three, is separately mounted to high water level, middle water level and low water level
Place.The top of negative pressure water tank 2 sets blast pipe 22 and water injection pipe 23.Venting ball valve 221 is set on the blast pipe 22, it is described
Water injection pipe 23 sets water filling ball valve 231, the specification from DN25.The position of the lowermost end of suction hose 1 is less than at low water level.
The size of negative pressure water tank 2 is high 0.8 meter, 0.6 meter of length.It is wide 0.4 meter.
As shown in Fig. 2 the utility model also provides a kind of electric-control system of boiler room cesspool self-draining arrangement, including
Major loop and secondary circuit, the secondary circuit are connected with the major loop, for controlling the major loop；
In the secondary circuit, electrothermal relay contact FR one end connection major loop live wire, one end connects normally closed button SB1,
The normally closed button SB1 other ends connect six circuits in parallel, and the described six circuit other ends in parallel are all connected with zero line；First
Circuit is normally opened button SB2, the auxiliary reclay normally opened contact KA1 and contactor normally opened contact KM for being sequentially connected parallel connection, middle
Relay normally closed contact KA2, contactor coil KM1；Article 2 circuit is the relay normally open contact KA1 and red light being sequentially connected
HL1；Article 3 circuit is the relay normally open contact KA2 and green light HL2 being sequentially connected；Article 4 circuit is the water being sequentially connected
Level sensor normally closed switch SK and relay coil KA1；Article 5 circuit is the level sensor normal open switch SK being sequentially connected
With relay coil KA2；Article 6 circuit is level sensor, and the level sensor connects three liquid level sensors.
In the major loop, contactor KM, electrothermal relay FR and motor M contact connect successively.
On the secondary circuit, connect a fuse FU before electrothermal relay contact.
The course of work of the present utility model is as follows,
For the first time in use, negative pressure water tank 2 is filled into water, by the top vent ball valve 221 of negative pressure water tank 2 and water filling when pouring water
Ball valve 231 is opened, and water injection pipe 23 is used for water filling, and blast pipe 22 is used to discharge gas in negative pressure water tank 2, is filled to close after water and is tried one's best
The vacuum of negative pressure water tank 2 is kept, sets and is opened respectively at 3 meters, 2 meters and 1 meter, and by control cabinet automatic/hand at senior middle school's low water level
" automatic " position is got in pass.When water level in water pool reaches the high water level of setting, water level controller SK obtains electric, auxiliary reclay coil
KA1 obtain it is electric, auxiliary reclay normally opened contact KA1 closure, red light HL1 is bright, while the automatic running of water pump 3.Therefore in preceding water tank
Water is filled, radiator drain 21 is higher than pump outlet, so water pump 3 operates immediately, the water in negative pressure water tank 2 is discharged.And
As the water level of negative pressure water tank 2 gradually reduces, the vacuum in negative pressure water tank 2 also can be increasing, when water level is down to certain position
(position necessarily be greater than 21 mouthfuls of radiator drain) afterwards, the water in cesspool 4 are pressed into through suction hose 1 under atmospheric pressure
In negative pressure water tank 2, Mine System treating stations are continuously expelled to through water pump 3.As water pump is constantly run, water level in water pool gradually drops
It is low, (it is that water tank is in full water state when ensureing that water pump stops that low water level, which is set), water level control when being down to the low water level of setting
Device SK dead electricity, normally opened contact closure, auxiliary reclay coil KA2 obtains electric, auxiliary reclay normally opened contact KA1 closures, normally closed to touch
Point KA1 disconnects, and red light HL1 is bright, and water pump 3 is automatically stopped.When water level rises to high water level again, water pump 3 is just grasped without personnel
Make Auto-drainage, detect, stop, so circulation.
As shown in figure 3, raw sewage pond drainage system has problems, after engineered, bottom valve 5 has been abandoned, without bottom valve
Self-draining arrangement is simple, and fitment material cost is low, but makes boiler room effluent cycle more stable, reliable using system operation.
Not only reduce the input of personnel and Master Cost, it is thus also avoided that water resource waste, improve site environment, reached economic reality
Lowered consumption with, section branch, the purposes of energy-conserving and environment-protective.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
1. boiler room cesspool self-draining arrangement, it is characterised in that including suction hose, negative pressure water tank, radiator drain, water
Pump, pumping line, it is placed in some level sensors of different water levels, controller；The negative pressure water tank is placed in cesspool
Top surface, described suction hose one end connect cesspool, other end connection negative pressure water tank top；Radiator drain one end connection is negative
Press water tank bottom, other end connection water pump；Described pumping line one end connects water pump, one end access Sewage Disposal, and water
Case effluent pipe mouth position is higher than pump outlet position；Some level sensors are all connected with controller, and the controller connects
Water pump；The lowermost end of the suction hose is less than the sensing station.
2. cesspool self-draining arrangement in boiler room according to claim 1, it is characterised in that the length 5 of the cesspool
Rice, it is high 3 meters, it is wide 2 meters.
3. cesspool self-draining arrangement in boiler room according to claim 2, it is characterised in that at three meters of the cesspool
At high water level, to be at low water level at middle water level and at one meter at two meters, the level sensor is three, is separately mounted to
At high water level, middle water level and low water level.
4. cesspool self-draining arrangement in boiler room according to claim 1, it is characterised in that at the top of the negative pressure water tank
Blast pipe and water injection pipe are set.
5. cesspool self-draining arrangement in boiler room according to claim 4, it is characterised in that set on the blast pipe
Venting ball valve, the water injection pipe set water filling ball valve.
6. cesspool self-draining arrangement in boiler room according to claim 1, it is characterised in that the suction hose lowermost end
Position less than at low water level.
7. cesspool self-draining arrangement in boiler room according to claim 1, it is characterised in that the negative pressure water tank size
It is long 0.6 meter to be high 0.8 meter, it is wide 0.4 meter.
8. a kind of electric-control system for realizing any boiler room cesspool self-draining arrangements of claim 1-7, its feature exist
In, including major loop and secondary circuit, the secondary circuit be connected with the major loop, for controlling the major loop；
In the secondary circuit, electrothermal relay contact FR one end connection major loop live wire, one end connects normally closed button SB1, normally closed
The button SB1 other ends connect six circuits in parallel, and the described six circuit other ends in parallel are all connected with zero line；First circuit
To be sequentially connected normally opened button SB2, the auxiliary reclay normally opened contact KA1 and contactor normally opened contact KM of parallel connection, middle relay
Device normally-closed contact KA2, contactor coil KM1；Article 2 circuit is the relay normally open contact KA1 and red light HL1 being sequentially connected；
Article 3 circuit is the relay normally open contact KA2 and green light HL2 being sequentially connected；Article 4 circuit is that the water level being sequentially connected passes
Sensor normally closed switch SK and relay coil KA1；Article 5 circuit be the level sensor normal open switch SK that is sequentially connected and after
Electric apparatus coil KA2；Article 6 circuit is level sensor, and the level sensor connects three liquid level sensors.
9. the electric-control system of cesspool self-draining arrangement in boiler room according to claim 8, it is characterised in that the master
In loop, contactor KM, electrothermal relay FR and motor M contact successively.
10. the electric-control system of cesspool self-draining arrangement in boiler room according to claim 8, it is characterised in that in institute
State on secondary circuit, connect a fuse FU before electrothermal relay contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721014818.4U CN207176902U (en) | 2017-08-14 | 2017-08-14 | Boiler room cesspool self-draining arrangement and its electric-control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721014818.4U CN207176902U (en) | 2017-08-14 | 2017-08-14 | Boiler room cesspool self-draining arrangement and its electric-control system |
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| Publication Number | Publication Date |
|---|---|
| CN207176902U true CN207176902U (en) | 2018-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721014818.4U Active CN207176902U (en) | 2017-08-14 | 2017-08-14 | Boiler room cesspool self-draining arrangement and its electric-control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107288209A (en) * | 2017-08-14 | 2017-10-24 | 淮南矿业(集团)有限责任公司 | Boiler room cesspool self-draining arrangement and its electric-control system |
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2017
- 2017-08-14 CN CN201721014818.4U patent/CN207176902U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107288209A (en) * | 2017-08-14 | 2017-10-24 | 淮南矿业(集团)有限责任公司 | Boiler room cesspool self-draining arrangement and its electric-control system |
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