CN206057987U - A kind of tank level control system of self-draining arrangement - Google Patents
A kind of tank level control system of self-draining arrangement Download PDFInfo
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- CN206057987U CN206057987U CN201620941013.3U CN201620941013U CN206057987U CN 206057987 U CN206057987 U CN 206057987U CN 201620941013 U CN201620941013 U CN 201620941013U CN 206057987 U CN206057987 U CN 206057987U
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- liquid level
- level sensor
- sensor
- level control
- control system
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Abstract
The utility model discloses a kind of tank level control system of self-draining arrangement, containing isolating device, high level sensor, low liquid level sensor, dangerous liquid level sensor, level control box and drainage arrangement, wherein isolating device adopts hollow insulated pipes used, and high level sensor is respectively provided with its tube wall, low liquid level sensor and dangerous liquid level sensor, pod apertures are additionally provided with the tube wall below the dangerous liquid level sensor of its setting, the liquid level erroneous judgement that froth bed or float interference cause is effectively prevent not only, preventing each liquid level sensor that " electrical bridging " occurs causes tank level control system failure, but also by adjusting the liquid level control circuit in level control box, it is risk of damage to because microorganism causes tank level control system failure to cause drainage arrangement sky to be taken out liquid level sensor corrosion in reduce further cesspool.
Description
Technical field
This utility model is related to a kind of self-draining arrangement, more particularly to the Liquid level system of self-draining arrangement
System.
Background technology
In sewage disposal process, self-draining arrangement can be usually set for dispatching the sewage of each handling process, this is allowed
Automatic business processing is realized in sewage disposal.The self-draining arrangement can be supplied to store the pond of large amount of sewage comprising one, and one is available for dirt
The water pump of water scheduling, and one be used for controlling the tank level control system of pond liquid level height, posts to guarantee that sewage disposal is able to smoothly
Carry out, realize automatization.Wherein conventional water pump tank level control system is that Key type Floating Ball Liquid Level Control systems, DF-96A are full-automatic
The Liquid level systems such as float-ball type, condenser type or the electromagnetic types such as water pump tank level control system, TC75 water pump controller liquid level relays
System, the height that floats using ball float or turns on to form loop to drive pump working with liquid level, makes liquid level reach normal level.So
And, used in these conventional tank level control systems generally input is containing a large amount of froth beds, the cesspool of float, easily by liquid
The interference or corrosion of the float such as papula foam layer or sewage microorganism, protozoa, causes tank level control system to miss height of liquid level
Sentence, or even failure, the normal operation of self-draining arrangement is not only badly influenced, or even it is also possible to causes drainage arrangement empty
Take out, and be damaged.
Utility model content
To overcome, prior art tank level control system is easily disturbed by froth bed or the damage that is corroded causes to cause drainage arrangement
The technical problem of damage, this utility model provide following technical scheme：
A kind of tank level control system of self-draining arrangement, it is adaptable to be installed in a cesspool (1), the Liquid level
System contains isolating device (2), high level sensor (3), low liquid level sensor (4), dangerous liquid level sensor (5), liquid level control
Case (6) processed and drainage arrangement (7)；
The isolating device (2) to be fixedly arranged on the hollow tubular product of cesspool (1) bottom of pond, on its tube wall from top to bottom successively
High level sensor (3), low liquid level sensor (4) and dangerous liquid level sensor (5) are provided with, and in dangerous liquid level sensor (5)
Pod apertures (8) are fixedly provided with following tube wall；
The level control box (6) is respectively equipped with high level travel switch (9), low liquid level travel switch (10) and danger
Dangerous liquid level travel switch (11), respectively with high level sensor (3), low liquid level sensor (4) and dangerous liquid level sensor (5) electricity
Property be connected；
The level control box (6) is provided with control circuit and is electrical connected with drainage arrangement (7), is believed by each liquid level sensor
Number come control drainage arrangement (7) open stop.
Dangerous liquid level sensor (5) described further is fixedly arranged on to be drawn water liquid in low liquid level sensor (4) and drainage arrangement (7)
On isolating device (2) tube wall between the minimum of position.
Control circuit described further level control box (6) power output end and drainage arrangement (7) power input it
Between be provided with and dangerous liquid level travel switch (11) be linkage earth leakage circuit-breaker (12), its power output end be connected in parallel
High level travel switch (9) and contactless contactor (13) be connected, the high level travel switch (9) and contactless contactor (13)
The other end be connected with low liquid level travel switch (10), dangerous liquid level travel switch (11) and catalyst (14), catalyst in turn
(14) the other end is connected to the ground wire of alternating current power supply.
Further, the hollow tubular product is insulated pipes used.
Further, each liquid level sensor is that float ball liquid level sensor, electric pole type liquid-level switch, electronic type liquid level are opened
Pass, capacitor hydraulic switch or pressure type water level switch.
Further, the level control box (6) is provided with alarm device (15), its power input and level control box (6)
Power output end is electrically connected with.
Further, the alarm device (15) is containing spilling water liquid level sensor (16), failure liquid level sensor (17), disconnected
Electric transducer (18), signal receiver (19), PLC (20) and signal projector (21), and spilling water liquid level sensor
(16), failure liquid level sensor (17) and power-off sensor (18) are connected by holding wire with signal receiver (19) respectively, letter
The signal that spilling water liquid level sensor (16), failure liquid level sensor (17) or power-off sensor (18) are produced by number receptor (19)
PLC (20) is transferred to by holding wire, PCL controllers (20) will send warning information instruction and notify to believe by holding wire
Number emitter (21) sends warning information.
Further, the spilling water liquid level sensor (16) is fixedly arranged on high level sensor (3) and cesspool (1) highest liquid
On isolating device (2) tube wall between position, failure liquid level sensor (17) is fixedly arranged on low liquid level sensor (4) and dangerous liquid level is passed
On isolating device (2) tube wall between sensor (5), power-off sensor (18) is exported containing level control box (6) power supply is installed in
Between end and drainage arrangement power input.
Further, PLC (20) power input is electrically connected with alarm device (15) power output end,
Its power output end is connected with signal receiver (19), signal projector (21) successively, and signal projector (21) other end connects
It is connected to the ground wire of alternating current power supply.
Further, PLC (20) power input can with the signal receiver being connected in parallel
(19) it is connected with signal projector (21), the signal receiver (19) is connected to the other end of signal projector (21) and exchanges
The ground wire of power supply.
Compared with prior art, this utility model has advantages below：
1st, this utility model by each level sensor thus located at can with isolating device (2) tube wall of cesspool (1) intercommunication on,
The foam interference of effectively solving liquid level controller and drainage arrangement (7) lack the technical barrier of protection, further increase liquid level
The sensitivity of controller so that drainage arrangement (7) fault rate is lower, and reliability is higher, and service life is longer.
2nd, this utility model newly increases dangerous liquid level control sensor (5) and dangerous liquid level travel switch (10), effectively keeps away
Exempt to cause the empty danger taken out and being burned of drainage arrangement (7) because of low water level liquid level sensor failure.
3rd, this utility model is installed between drainage arrangement (7) and level control box (6) and dangerous liquid level travel switch
(10) earth leakage circuit-breaker (12) for linking, further lifts the safety of liquid level control circuit.
4th, warning system of the present utility model, not only realizes auto-alarm function, and abnormal conditions are sent to pipe automatically
Reason personnel, but also drainage arrangement power failures are not received, level monitoring and alert operation are independently executed, management personnel are effectively reduced
Labor intensity.
5th, this utility model overall structure is simple, design science rationally, effectively automatically control blowdown and automatic alarm, can be wide
It is general for various industrial wastewater discharges, the especially industrial wastewater containing foam or float.
Description of the drawings
Fig. 1 tank level control system structural representations
Fig. 2 tank level control system circuit diagrams
Fig. 3 tank level control system structural representations
Fig. 4 tank level control system circuit diagrams
Fig. 5 tank level control system circuit diagrams
Primary clustering symbol description in figure：1 cesspool, 2 isolating devices, 3 high level sensors, 4 low liquid level sensors, 5
Dangerous liquid level sensor, 6 level control box, 7 drainage arrangements, 8 pod apertures, 9 high level travel switches, 10 low liquid level strokes are opened
Close, 11 dangerous liquid level travel switches, 12 earth leakage circuit-breakers, 13 contactless contactors, 14 catalysts, 15 alarm devices, 16 spilling waters
Liquid level sensor, 17 failure liquid level sensors, 18 power-off sensors, 19 signal receivers, 20 PLCs, the transmitting of 21 signals
Device
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, described embodiment can not be used for limiting protection domain of the present utility model.
Embodiment 1, refers to Fig. 1 and 2, and the present embodiment provides a kind of tank level control system of self-draining arrangement, is suitable for
In being installed in a cesspool (1), the tank level control system contains isolating device (2), high level sensor (3), low liquid level
Sensor (4), dangerous liquid level sensor (5), level control box (6) and drainage arrangement (7).
Wherein, isolating device (2) is to be fixedly arranged on the vertical pipe type body of cesspool (1) bottom of pond, on its tube wall from top to bottom
High level sensor (3), low liquid level sensor (4) and dangerous liquid level sensor (5) are sequentially provided with, and in dangerous liquid level sensor
(5) pod apertures (8) are fixedly provided with tube wall below.
Wherein, dangerous liquid level sensor is fixedly arranged on and draws water the isolation between minimum in low liquid level sensor and drainage arrangement
On device (2) tube wall.
Start in drainage arrangement (7) and draw water or when cesspool water filling, because of the froth bed and microbial suspension thing of cesspool
Swim on liquid level, all the time cannot by pod apertures (8) into isolating device (2) inner chamber, so as to be prevented effectively from sewage froth bed,
Interference of the float to liquid level sensor, so as to improve the degree of accuracy and service life of liquid level sensor, reduces liquid level erroneous judgement,
Ensure that drainage arrangement (7) normally runs.
Wherein, level control box (6) is respectively equipped with high level travel switch (9), low liquid level travel switch (10) and danger
Liquid level travel switch (11), respectively with high level sensor (3), low liquid level sensor (4) and dangerous liquid level sensor (5) electrically
It is connected, is provided with control circuit and is electrical connected with drainage arrangement (7), drainage arrangement (7) is controlled by each liquid level sensor signal
Open stop.
Wherein, control circuit such as Fig. 2 in level control box (6), the control circuit are provided with and dangerous liquid level travel switch
(11) be linkage earth leakage circuit-breaker (12), its power output end and the high level travel switch (9) being connected in parallel and connect
Tentaculum switch (13) is connected, and the high level travel switch (9) is connected with low liquid in turn with the other end of contactless contactor (13)
Position travel switch (10), dangerous liquid level travel switch (11) and catalyst (14), the other end of catalyst (14) are connected to exchange
The ground wire of power supply.
If during low liquid level sensor (4) catastrophic failure, low liquid level travel switch (10) cannot normally disconnect normally-closed contact
When, drainage arrangement (7) will carry out drainage works always, when water level continues to be reduced to dangerous liquid level sensor (5), dangerous liquid
In the presence of dangerous liquid level sensor (5) power-off, its normally-closed contact disconnects whole control loop dead electricity for position travel switch (11),
Drainage arrangement (7) is out of service, the chain failure of contactless contactor (13).In order to prevent low liquid level travel switch (10) or low liquid level
Sensor (4) restarting that automatically resets of tank level control system in the case of not being excluded of breaking down causes drainage arrangement
(7) abnormal draining, therefore earth leakage circuit-breaker (12) is set to the gang switch of dangerous liquid level travel switch (11).Once it is dangerous
Liquid level travel switch (11) disconnects, and earth leakage circuit-breaker (12) also disconnects therewith, but opens as water level rises dangerous liquid level stroke
Close (11) contact reset connect when, earth leakage circuit-breaker (12) also will not turn on automatically, prevent drainage arrangement (7) exception draining.
Wherein, in order to prevent from electrical bridging occurs between further each liquid level sensor causing liquid level to be judged by accident, the isolation
Device (2) preferably insulated pipes used.
Embodiment 2, a kind of self-draining arrangement tank level control system that the present embodiment such as Fig. 3 and Fig. 4 are provided, with enforcement
1 difference of example is (such as Fig. 3) that level control box (6) is additionally provided with alarm device (15), remainder structure with embodiment 1
It is identical.
Wherein, alarm device (15) power input is electrically connected with level control box (6) power output end, containing spilling water
Liquid level sensor (16), failure liquid level sensor (17), power-off sensor (18), signal receiver (19), PLC (20)
Distinguish with signal projector (21), and spilling water liquid level sensor (16), failure liquid level sensor (17) and power-off sensor (18)
It is connected by holding wire with signal receiver (19), spilling water liquid level sensor (16), failure liquid level are passed by signal receiver (19)
The signal that sensor (17) or power-off sensor (18) are produced is transferred to PLC (20), PCL controllers (20) by holding wire
Warning information instruction will be sent warning information will be sent by holding wire notification signal emitter (21).
Wherein, spilling water liquid level sensor (16) is fixedly arranged between high level sensor (3) and cesspool (1) highest liquid level
On isolating device (2) tube wall, failure liquid level sensor (17) is fixedly arranged on low liquid level sensor (4) and dangerous liquid level sensor (5)
Between isolating device (2) tube wall on, power-off sensor (18) is fixedly arranged on level control box (6) power output end and drainage arrangement
(7) between power input.
Once sewage pool water level occur abnormal down or up and drainage arrangement break down cannot normal work when, letter
Number receptor (19) will be produced by spilling water liquid level sensor (16), failure liquid level sensor (17) or power-off sensor (18) therefore
Barrier signal is sent to PLC (20) by holding wire, and PLC (20) is launched to signal according to the source of fault-signal
Device (21) transmission is specified warning message to instruct and gives signal projector (21), and signal projector (21) sends the report specified according to instruction
Alarming information, for example：Open alarm lamp, chimes of doom or send alarming short message water feeding and draining device management personnel etc..
Wherein, the present embodiment and 1 control circuit difference of embodiment be such as Fig. 4, will be alarm device (15) power supply defeated
Enter after end is connected in parallel with drainage arrangement (7) power input and access level control box (7) power output end, alarm device (15)
Power output end is connected with the power input of PLC (20), the power output end of PLC (20) successively with signal
Receptor (18) is connected with signal projector (21), the ground wire of the other end incoming transport power supply of signal projector (21), its
Remaining part is point same as Example 1, and so as to avoid breaking down after power-off because of tank level control system, alarm device (17) still can be independent
Perform level monitoring and warning task.
Embodiment 3, the present embodiment difference from Example 2 are such as Fig. 5, the power supply of PLC (20) to be exported
End is connected with the signal receiver (18) and signal projector (21) that are connected in parallel, and signal receiver (18) and signal are launched
The ground wire of the other end incoming transport power supply of device (21), remainder are same as Example 2, so as to avoid signal receiver from occurring
Break down after power-off, PLC (20) still can send " signal receiver failure " warning information to signal projector (21).
In this utility model, liquid level sensor used can also be made in addition to using stainless steel floating ball liquid level sensor
Passed with liquid levels such as conventional electric pole type liquid-level switch, electronic type liquid-level switch, capacitor hydraulic switch or pressure type water level switches
Sensor.
In this utility model, the two position sensor liquid level is arranged and is carried out according to sewage tank depth and drainage arrangement
The common knowledge of this area is specifically configured to, also the characteristics of non-this utility model, therefore is no longer described.
In this utility model, the water drain for being used is put, liquid level sensor, catalyst, liquid level travel switch, power-off sensing
The internal structure and its control mode of the parts such as device, PLC, signal receiver, signal projector is known technology, also
The characteristics of non-this utility model, therefore no longer describe.
Tank level control system compatibility provided by the utility model is strong, and the scope of application is wider, often not only goes for
The supporting installation of rule drainage arrangement and the transformation of old drainage arrangement, and do not have type or model to limit to liquid level sensor can
Mutually to replace, the also not impact of liquid body electric conductivity or float, various industrial wastewaters, sanitary wastewater can be widely used with
And the Auto-drainage control of the bad environments manual patrol such as water leg, motor-pumped well or mine inconvenience.
Claims (10)
1. a kind of tank level control system of self-draining arrangement, it is characterised in that the tank level control system contains isolating device
(2), high level sensor (3), low liquid level sensor (4), dangerous liquid level sensor (5), level control box (6) and drainage arrangement
(7)；
The isolating device (2) is sequentially provided with its tube wall from top to bottom to be fixedly arranged on the hollow tubular product of cesspool (1) bottom of pond
High level sensor (3), low liquid level sensor (4) and dangerous liquid level sensor (5), and in dangerous liquid level sensor (5) below
Tube wall on be fixedly provided with pod apertures (8)；
The level control box (6) is respectively equipped with high level travel switch (9), low liquid level travel switch (10) and dangerous liquid level row
Cheng Kaiguan (11), is electrical connected with high level sensor (3), low liquid level sensor (4) and dangerous liquid level sensor (5) respectively；
The level control box (6) is provided with control circuit and is electrical connected with drainage arrangement (7), is controlled by each liquid level sensor signal
Drainage arrangement (7) open stop.
2. tank level control system according to claim 1, it is characterised in that the dangerous liquid level sensor (5) is fixedly arranged on
On isolating device (2) tube wall that low liquid level sensor (4) and drainage arrangement (7) draw water between liquid level minimum.
3. tank level control system according to claim 1, it is characterised in that the control circuit is in level control box (6)
It is provided with the earth leakage protective linked with dangerous liquid level travel switch (11) to open between power output end and drainage arrangement power input
Close (12), its power output end is connected with the high level travel switch (9) and contactless contactor (13) that are connected in parallel, the height
Liquid level travel switch (9) is connected with low liquid level travel switch (10), dangerous liquid level in turn with the other end of contactless contactor (13)
Travel switch (11) and catalyst (14), the other end of catalyst (14) are connected to the ground wire of alternating current power supply.
4. tank level control system according to claim 1, it is characterised in that the hollow tubular product is insulated pipes used.
5. tank level control system according to claim 1, it is characterised in that the liquid level sensor is float switch, electricity
Pole formula liquid-level switch, electronic type liquid-level switch, capacitor hydraulic switch or pressure type water level switch.
6. tank level control system according to claim 1, it is characterised in that the level control box (6) is provided with warning dress
(15) are put, its power input is electrically connected with level control box (6) power output end.
7. tank level control system according to claim 6, it is characterised in that the alarm device (15) is containing spilling water liquid level
Sensor (16), failure liquid level sensor (17), power-off sensor (18), signal receiver (19), PLC (20) and letter
Number emitter (21), and spilling water liquid level sensor (16), failure liquid level sensor (17) and power-off sensor (18) respectively with letter
Number receptor (19) is connected by holding wire, and signal receiver (19) is by spilling water liquid level sensor (16), failure liquid level sensor
(17) or the signal that produces of power-off sensor (18) is transferred to PLC (20) by holding wire, PCL controllers (20) will be sent out
Warning information instruction is sent to send warning information by holding wire notification signal emitter (21).
8. tank level control system according to claim 7, it is characterised in that the spilling water liquid level sensor (16) is fixedly arranged on
On isolating device (2) tube wall between high level sensor (3) and cesspool (1) highest liquid level, failure liquid level sensor (17)
It is fixedly arranged on isolating device (2) tube wall between low liquid level sensor (4) and dangerous liquid level sensor (5), power-off sensor
(18) it is fixedly arranged between level control box (6) power output end and drainage arrangement (7) power input.
9. tank level control system according to claim 7, it is characterised in that PLC (20) power input
With alarm device (15) power output end be electrically connected with, its power output end successively with signal receiver (19) and signal projector
(21) it is connected, signal projector (21) other end is connected to the ground wire of alternating current power supply.
10. tank level control system according to claim 9 characterized in that, the power output end can be connected in parallel on one
The signal receiver (19) for rising is connected with signal projector (21), the signal receiver (19) and signal projector (21) it is another
One end is connected to the ground wire of alternating current power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620941013.3U CN206057987U (en) | 2016-08-25 | 2016-08-25 | A kind of tank level control system of self-draining arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620941013.3U CN206057987U (en) | 2016-08-25 | 2016-08-25 | A kind of tank level control system of self-draining arrangement |
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| Publication Number | Publication Date |
|---|---|
| CN206057987U true CN206057987U (en) | 2017-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620941013.3U Active CN206057987U (en) | 2016-08-25 | 2016-08-25 | A kind of tank level control system of self-draining arrangement |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107505025A (en) * | 2017-08-11 | 2017-12-22 | 安徽省碧水电子技术有限公司 | A kind of drainage system containing capacitive approach switch |
| CN110671290A (en) * | 2019-10-17 | 2020-01-10 | 广西贺州市桂东电子科技有限责任公司 | Waste water tank evacuation-proof device and use method thereof |
| CN112710510A (en) * | 2020-12-31 | 2021-04-27 | 龙岩烟草工业有限责任公司 | Water quality monitoring equipment |
-
2016
- 2016-08-25 CN CN201620941013.3U patent/CN206057987U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107505025A (en) * | 2017-08-11 | 2017-12-22 | 安徽省碧水电子技术有限公司 | A kind of drainage system containing capacitive approach switch |
| CN110671290A (en) * | 2019-10-17 | 2020-01-10 | 广西贺州市桂东电子科技有限责任公司 | Waste water tank evacuation-proof device and use method thereof |
| CN110671290B (en) * | 2019-10-17 | 2021-10-12 | 广西贺州市桂东电子科技有限责任公司 | Waste water tank evacuation-proof device and use method thereof |
| CN112710510A (en) * | 2020-12-31 | 2021-04-27 | 龙岩烟草工业有限责任公司 | Water quality monitoring equipment |
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