CN112844019A - Injection type peculiar smell control device - Google Patents
Injection type peculiar smell control device Download PDFInfo
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- CN112844019A CN112844019A CN202011561997.XA CN202011561997A CN112844019A CN 112844019 A CN112844019 A CN 112844019A CN 202011561997 A CN202011561997 A CN 202011561997A CN 112844019 A CN112844019 A CN 112844019A
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- 238000002347 injection Methods 0.000 title claims abstract description 38
- 239000007924 injection Substances 0.000 title claims abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 165
- 239000007788 liquid Substances 0.000 claims abstract description 68
- 239000003814 drug Substances 0.000 claims abstract description 35
- 239000002781 deodorant agent Substances 0.000 claims abstract description 34
- 239000007921 spray Substances 0.000 claims abstract description 8
- 230000001502 supplementing effect Effects 0.000 claims abstract description 4
- 239000000126 substance Substances 0.000 claims description 22
- 230000009471 action Effects 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 9
- 238000003745 diagnosis Methods 0.000 claims description 8
- 238000001704 evaporation Methods 0.000 claims description 7
- 238000005507 spraying Methods 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 5
- 230000033228 biological regulation Effects 0.000 claims description 4
- 230000008020 evaporation Effects 0.000 claims description 4
- 239000013589 supplement Substances 0.000 claims description 4
- 230000002159 abnormal effect Effects 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 239000008399 tap water Substances 0.000 claims description 3
- 235000020679 tap water Nutrition 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims 1
- 230000001877 deodorizing effect Effects 0.000 claims 1
- 238000001802 infusion Methods 0.000 claims 1
- 239000011259 mixed solution Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 11
- 239000010813 municipal solid waste Substances 0.000 abstract description 10
- 239000007789 gas Substances 0.000 abstract description 4
- 239000010865 sewage Substances 0.000 abstract description 4
- 239000010802 sludge Substances 0.000 abstract description 4
- 238000009834 vaporization Methods 0.000 abstract description 3
- 230000008016 vaporization Effects 0.000 abstract description 3
- 230000003993 interaction Effects 0.000 abstract description 2
- 230000035943 smell Effects 0.000 description 32
- 239000003570 air Substances 0.000 description 17
- 238000010586 diagram Methods 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 3
- 244000144972 livestock Species 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000002910 solid waste Substances 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 239000012080 ambient air Substances 0.000 description 2
- 238000009395 breeding Methods 0.000 description 2
- 230000001488 breeding effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 206010063659 Aversion Diseases 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
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- Environmental & Geological Engineering (AREA)
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- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses injection type peculiar smell control equipment and a control method, wherein the injection type peculiar smell control equipment comprises a water tank, a circulating water pump, a water supplementing electromagnetic valve, a medicament box, a medicament feeding pump, an evaporator, a demister, a fan and a liquid level switch; the control system comprises a PLC controller, a frequency converter and a touch screen; the control system collects the operation parameters of each sensor of the system through the PLC, the frequency converter adjusts the air quantity, man-machine interaction display is carried out through the touch screen, the operation parameters of the system are set, the system is controlled to automatically operate, and the stability and reliability of the system are guaranteed. The invention is used for odor control, is commonly used for controlling and improving malodorous gases in various sewage pools, sludge rooms, garbage rooms and the like, the circulating water pump drives the deodorant mixed liquid in the water tank to carry out spray circulation so as to accelerate vaporization, vaporized deodorant molecules are conveyed to places or spaces needing odor removal through the fan and are fully contacted with the odor molecules, and the odor is rapidly and efficiently removed.
Description
Technical Field
The invention relates to the field of environmental protection, in particular to injection type peculiar smell control equipment.
Background
With the enhancement of environmental awareness, people have higher and higher requirements on environmental quality and are more sensitive to pollution caused by peculiar smell and stink. Foreign odor and malodorous substances can not only cause unpleasant feeling and aversion, but also harm the health and even life of people, so some foreign countries begin research in the aspect earlier, and carry out a special legislation on the foreign odor and malodorous substances to separate the pollution of the foreign odor and malodorous substances from air pollution as one kind of public nuisance. The prior methods for treating the odor and the stink pollution have various characteristics, but have the problems. The problem to be solved by the technical personnel in the field is to provide a device which can rapidly remove the peculiar smell and the stink in the ambient air.
Therefore, the injection type peculiar smell control equipment is used for peculiar smell control and is used for controlling and improving malodorous gases in various sewage pools, sludge rooms, garbage houses, garbage transfer stations, garbage storage yards, medical solid wastes, livestock breeding places and the like. The circulating water pump drives the deodorant mixed liquid in the water tank to carry out spraying circulation, the evaporator is used for accelerating vaporization, vaporized deodorant molecules are conveyed into the pipeline through the fan, the outlet of the pipeline is arranged in a place needing to be deodorized and is in full contact with the peculiar smell molecules, and peculiar smell is removed quickly and efficiently.
Disclosure of Invention
Aiming at the defects in the prior art, the injection type peculiar smell control equipment is provided, and the problem that the peculiar smell and the stink in the air are not well treated in the prior art is solved.
The technical scheme adopted by the invention is as follows: an injection odor control apparatus comprising an injection odor control apparatus and a control system, the injection odor control apparatus comprising: the device comprises a water tank, a circulating water pump, a water replenishing electromagnetic valve, a chemical box, a chemical feeding pump, an evaporator, a demister, a centrifugal fan and a liquid level switch; the control system includes: the system comprises a PLC, a frequency converter and a touch screen;
the water tank is connected with a tap water pipe through a water supplementing electromagnetic valve and is connected with the chemical tank through a chemical adding pump and used for storing a deodorant mixed with water and a chemical and required by system operation; the medicament box is used for storing medicament; the dosing pump is used for adding a medicament into the water tank;
the water inlet of the circulating water pump is arranged at the water outlet of the water tank, and the water outlet of the circulating water pump is connected to a water spray head at the upper part of the evaporator and is used for periodically spraying the deodorant of the water tank to the evaporator in a circulating manner;
the evaporator is used for evaporating the deodorant and conveying the evaporated deodorant to a place or space needing to be deodorized through the centrifugal fan;
the PLC is respectively connected with the circulating water pump, the dosing pump, the liquid level switch and the centrifugal fan and is used for controlling the operation of all parts;
the frequency converter is connected with the centrifugal fan and used for driving the centrifugal fan and adjusting the air quantity of the air outlet;
the touch screen is connected with the PLC controller and used for setting parameters, displaying data and providing an operation interface.
Furthermore, the injection type peculiar smell control equipment also comprises a demister, wherein the demister is arranged at the outlet of the evaporator and is used for filtering water vapor generated when the deodorant mixed liquid in the water tank is sprayed;
furthermore, 3 liquid level switches with different heights are arranged in the water tank and are respectively used for detecting the liquid level of the water tank, triggering actions according to the liquid level heights, transmitting signals to the PLC, and controlling the on-off of the water replenishing electromagnetic valve by the PLC; the three liquid level switches are respectively: the liquid level high switch is used for detecting the liquid level of the water tank and closing the electromagnetic water valve by the PLC controller when triggering; the liquid level low switch is used for detecting that the water tank is lack of water and opening the electromagnetic water valve to supplement water when triggering action; and the liquid level ultra-low switch is used for detecting water shortage of the water tank, and forbidding the equipment to operate and giving an alarm when triggering action.
Furthermore, the water tank is also provided with a drain outlet and an overflow port, the drain outlet is used for draining the deodorant in the water tank when the equipment is not used for a long time, and the overflow port is used for overflowing when the water level of the water tank exceeds a set value.
Further, a liquid level switch is arranged at the bottom of the medicine box and used for detecting the medicine storage amount, and when the medicine storage amount is reduced to the position of the liquid level switch, the liquid level switch communicates with a PLC controller in the control system to send out an alarm.
Further, the circulating water pump and the dosing pump both operate in a clearance mode, and start-stop time is set through a touch screen; and sensors for detecting current signals of the circulating water pump and the dosing pump are also arranged, and the acquired signals are fed back to the PLC.
Further, the evaporator is provided with a spherical polyhedron for increasing the evaporation area.
Further, injection type peculiar smell controlgear and control system all install in portable equipment cabinet, be equipped with air outlet, air intake, water inlet on the equipment cabinet, the universal wheel is used for removing is installed to the bottom, and the water tank is installed in the bottom with the medical kit, upwards installs evaporimeter, defroster and centrifugal fan in proper order, and the touch-sensitive screen is installed on the equipment cabinet door, still installs three pilot lamp on the equipment cabinet simultaneously, shows equipment operation, early warning, trouble respectively.
Furthermore, the PCL controller comprises a switching value input module, a switching value output module, an analog value input module, an analog value output module, a communication module, a central processing unit provided with a program, a fault alarm diagnosis module and a power supply module; the power supply module converts AC220 into a DC24 power supply for supplying power to the touch screen and the electromagnetic valve; the switching value input module is used for acquiring liquid level signals of the water tank and the medicament tank and receiving a control signal which is mainly controlled to the injection type peculiar smell control equipment; the switching value output module is used for sending driving signals to the circulating water pump, the dosing pump and the water replenishing electromagnetic valve to control start and stop; the analog input module is used for feeding back the running speed of the frequency converter and participating in linkage control; the analog quantity output module is used for sending a rotating speed control signal to the frequency converter, so that the frequency converter can carry out stepless speed regulation; the communication module is used for the communication of the upper computer; and the fault alarm diagnosis unit is used for detecting whether the liquid level switch and the sensor are normal or not, and sending out liquid level alarm or pump fault alarm if the liquid level switch and the sensor are abnormal.
Compared with the prior art, the beneficial effects of adopting the technical scheme are as follows:
1) the invention has simple principle and scientific and reasonable design, can control peculiar smell and stink in various environments, has reliable operation and can ensure that the peculiar smell and the stink in the field environment are effectively controlled;
2) the invention collects the operation parameters of each sensor of the system through the PLC controller, carries out human-computer interaction display through the touch screen, sets the operation parameters of the system, controls the system to automatically operate, automatically supplements water to the water tank, adds medicaments to the medicine tank at regular time and quantity, ensures the proportion of water in the deodorant and the medicaments, sprays the deodorant onto the evaporator through the circulating water pump, wind enters the system from the air inlet, evaporates the deodorant through the evaporator, removes water vapor through the demister, conveys air with the deodorant into the pipeline through the fan, arranges the outlet of the pipeline at the place needing to remove peculiar smell, and conveys the deodorant into the air through the outlet of the pipeline, thus removing the peculiar smell in the environment.
3) The invention has the advantages of convenient maintenance, excellent working performance, long service life and long-term stable operation in complex environment.
Drawings
Fig. 1 is a schematic structural diagram of an injection type odor control device of the present invention.
Fig. 2 is a schematic diagram of the control connection of the injection odor control device of the present invention.
Fig. 3 is a schematic diagram of a display interface of a touch screen according to an embodiment of the invention.
FIG. 4 is a schematic diagram of another display interface of the touch screen according to an embodiment of the invention.
Reference numerals: 1-equipment cabinet, 2-water tank, 3-chemical tank, 4-control system, 5-centrifugal fan, 6-circulating water pump, 7-air outlet, 8-air inlet, 9-liquid level switch, 10-demister and 11-evaporator.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1 and 2, the present invention provides an injection type odor control device for controlling and improving malodorous gases in various sewage pools, sludge rooms, garbage houses, garbage transfer stations, garbage storage yards, medical solid wastes, livestock raising places, etc. The circulating water pump drives the deodorant mixed liquid in the water tank to carry out spraying circulation, the evaporator is used for accelerating vaporization, vaporized deodorant molecules are conveyed into the pipeline through the fan, the outlet of the pipeline is arranged in a place needing to be deodorized and is in full contact with the peculiar smell molecules, and peculiar smell is removed quickly and efficiently. The specific scheme is as follows:
an injection odor control apparatus comprising an injection odor control apparatus and control system 4, the injection odor control apparatus comprising: the device comprises a water tank 2, a circulating water pump 6, a water replenishing electromagnetic valve, a medicament tank 3, a medicament feeding pump, an evaporator 11, a demister 10, a centrifugal fan 5 and a liquid level switch 9; the control system 4 includes: the system comprises a PLC, a frequency converter and a touch screen;
the water tank is connected with a tap water pipe through a water supplementing electromagnetic valve and is connected with the chemical tank through a chemical adding pump and used for storing a deodorant mixed with water and a chemical and required by system operation; the medicament box is used for storing medicament; the dosing pump is used for adding a medicament into the water tank;
the water inlet of the circulating water pump is arranged at the water outlet of the water tank, and the water outlet of the circulating water pump is connected to a water spray head at the upper part of the evaporator and is used for periodically spraying the deodorant of the water tank to the evaporator in a circulating manner;
the evaporator is used for evaporating the deodorant and conveying the evaporated deodorant to a place or space needing to be deodorized through the centrifugal fan;
the PLC is respectively connected with the circulating water pump, the dosing pump, the liquid level switch and the centrifugal fan and is used for controlling the operation of all parts;
the frequency converter is connected with the centrifugal fan and used for driving the centrifugal fan and adjusting the air quantity of the air outlet;
the touch screen is connected with the PLC controller for parameter setting, data display and operation interface providing, as shown in fig. 3 and 4.
In a preferred embodiment, the device further comprises a demister, wherein the demister is arranged at the outlet of the evaporator and is used for filtering water vapor generated when the deodorant mixed liquid in the water tank is sprayed;
the frequency converter control loop is composed of a circuit breaker, a frequency converter and an alternating current contactor, wherein the circuit breaker is used for power distribution and short circuit protection, the frequency converter is used for changing power frequency to achieve the purpose of speed regulation, and the alternating current contactor is used for controlling a fan of a cabinet variable frequency motor to guarantee reliable heat dissipation of the motor.
In a preferred embodiment, 3 liquid level switches with different heights are arranged in the water tank and are respectively used for detecting the liquid level of the water tank, triggering actions are carried out according to the liquid level height, signals are transmitted to the PLC, and the PLC controls the on-off of the water replenishing electromagnetic valve; the three liquid level switches are respectively: the liquid level high switch is used for detecting the liquid level of the water tank and closing the electromagnetic water valve by the PLC controller when triggering; the liquid level low switch is used for detecting that the water tank is lack of water and opening the electromagnetic water valve to supplement water when triggering action; and the liquid level ultra-low switch is used for detecting water shortage of the water tank, and forbidding the equipment to operate and giving an alarm when triggering action.
The water tank is also provided with a drain outlet and an overflow port, the drain outlet is used for draining the deodorant in the water tank when the equipment is not used for a long time, and the overflow port is used for overflowing when the water level of the water tank exceeds a set value.
In a preferred embodiment, the bottom of the medicine box is provided with a liquid level switch for detecting the amount of stored medicine, and when the amount of stored medicine is reduced to the liquid level switch, the liquid level switch communicates with the control system to give an alarm.
In a preferred embodiment, the circulating water pump and the dosing pump both operate in a clearance mode, and start-stop time is set through a touch screen; and sensors for detecting current signals of the circulating water pump and the dosing pump are also arranged, and the acquired signals are fed back to the PLC.
In a preferred embodiment, the evaporator is provided with a spherical polyhedron for increasing the evaporation area. The circulating pump water pump can provide 5 ~ 10bar water supply pressure, the smell removing agent gets into circulating pump from the water tank bottom, after circulating pump pressurization, send to the upper portion of evaporimeter, install a plurality of exports on evaporimeter upper portion, and spray on the evaporimeter, make the spherical polyhedron of the installation on the evaporimeter can both be sprayed by the smell removing agent, spherical polyhedron is installed in the evaporimeter, be for increasing evaporation area, spray the interior unnecessary smell removing agent of evaporimeter and lean on gravity to flow back to the water tank through the delivery port of evaporimeter bottom, reach the purpose that sprays in circulation like this, the vapor condensation that the defroster was collected is the water droplet, drip to the evaporimeter on by gravity.
In a preferred embodiment, as shown in fig. 1, the injection type odor control device and the control system are installed in a movable device cabinet 1, the device cabinet is provided with an air outlet 7, an air inlet 8 and a water inlet, universal wheels are installed at the bottom for movement, a water tank and a chemical tank are installed at the bottom, an evaporator, a demister and a centrifugal fan are sequentially installed upwards, a circulating water pump is installed at the front side of the chemical tank, a chemical feeding pump is installed at the rear side of the chemical tank (not shown in the drawing), a touch screen is installed on a device cabinet door, and three indicator lights are also installed on the device cabinet to respectively indicate the operation, early warning and failure of the device.
In a preferred embodiment, the PCL controller comprises a switching value input module, a switching value output module, an analog value input module, an analog value output module, a communication module, a central processing unit provided with a program, a fault alarm diagnosis module and a power supply module; the power supply module converts AC220 into a DC24 power supply for supplying power to the touch screen and the electromagnetic valve; the switching value input module is used for acquiring liquid level signals of the water tank and the medicament tank and receiving a control signal which is mainly controlled to the injection type peculiar smell control equipment; the switching value output module is used for sending driving signals to the circulating water pump, the dosing pump and the water replenishing electromagnetic valve to control start and stop; the analog input module is used for feeding back the running speed of the frequency converter and participating in linkage control; the analog quantity output module is used for sending a rotating speed control signal to the frequency converter, so that the frequency converter can carry out stepless speed regulation; the communication module is used for the communication of the upper computer; the fault alarm diagnosis unit is used for detecting whether the liquid level switch and the sensor are normal or not, and if not, sending out a liquid level alarm or a pump fault alarm; the control system selects Siemens S7-1500 series.
Meanwhile, the PLC controller also comprises a data acquisition and storage unit, a fan rotating speed control unit and a fault alarm diagnosis unit; the data acquisition and storage unit is used for acquiring and processing signals of the liquid level switch and the rotating speed of the fan and is connected with the parameter setting and storage on the touch screen of the control system; the fan rotating speed control unit is used for controlling the running speed of the fan; the fault alarm diagnosis unit is used for detecting whether the sensor is normal, alarming liquid level, alarming pump fault and the like, and all the units are realized by the program of a central processing unit in the PLC.
The invention also provides injection type peculiar smell control equipment and a control method thereof, which comprises the following steps:
the method comprises the following steps: presetting system operation parameters: the method comprises the following steps of (1) controlling the running speed of a fan to be 50 percent, the running time of a circulating water pump to be 20S, the stopping time of the circulating water pump to be 120S, the running time of a dosing pump to be 10S and the stopping time of the dosing pump to be 10S; the step setting is generally carried out on a touch screen; the rated current of the frequency converter is set as follows: 2.5A, setting the rated current of the circulating water pump as follows: 1.5A, the rated current of the dosing pump is 0.3A;
step two: selecting a remote control mode on the touch screen;
step three: the circulating water pump, the dosing pump and the fan are normal, and meanwhile, the liquid levels of the water tank and the dosing tank are not alarmed, and the control system sends a ready signal at the moment;
step four: after receiving the ready signal of the control system, the main controller can control the start and stop of the injection type peculiar smell control equipment through a remote control command;
step five: after the injection type peculiar smell control equipment receives a starting command sent by the master control, the fan continuously operates according to the speed set by the frequency converter;
step six: after the fan operates, the water replenishing electromagnetic valve controls start and stop according to the liquid level height of the deodorant in the water tank, the water replenishing electromagnetic valve is opened when the liquid level is low, and the water replenishing electromagnetic valve is closed when the liquid level is high;
step seven: the circulating water pump and the dosing pump are automatically started and stopped according to the parameters set on the touch screen, so that the uniform ratio of the deodorant water to the medicament is ensured;
step eight: if the liquid level of the water tank is ultralow or the liquid level of the medicine box is low, alarming and stopping, and if the frequency converter fails, alarming and stopping;
step nine: the control system can upload operation, early warning and fault signals of the injection type peculiar smell control equipment to an upper computer;
step ten: and if the control system receives a stop signal of the main control, the injection type peculiar smell control equipment is stopped after 2S delay.
When the automatic dosing device is used, as long as one or more of the fan, the circulating water pump and the dosing pump fails, the control system sends out corresponding alarms to prompt operators that the corresponding motor is abnormal and stops;
at any time in the use process, as long as the liquid level of the water tank is ultralow or the liquid level of the medicine box is low, the control system sends out a corresponding alarm to prompt an operator that the water tank is lack of water or the medicine box is lack of medicine and stops the machine;
in the operation process, the operation speed of the fan can be adjusted through parameter setting on a touch screen picture, and the proportion of water and a medicament in the deodorant can be adjusted through adjusting the operation time and the stop time of the dosing pump, so that the field environment reaches an ideal state.
The invention effectively solves the problems of peculiar smell and stink in the environment in the prior art, is used for peculiar smell control, and is commonly used for controlling and improving the stink gas in various sewage pools, sludge rooms, garbage houses, garbage transfer stations, garbage storage yards, medical solid wastes, livestock breeding places and the like. The circulating water pump drives the deodorant mixed liquid in the water tank to carry out spraying circulation, so that the deodorant mixed liquid is vaporized in an accelerated manner, and vaporized deodorant molecules are conveyed to a place or space needing to be deodorized by the fan and are in full contact with the peculiar smell molecules, so that peculiar smells can be removed quickly and efficiently. Has the following characteristics:
(1) the air quantity is adjustable, the air purifier is suitable for various places, and the air purifier is more favorable for effectively purifying the ambient air;
(2) the chemical tank is provided with a liquid level switch, and the deodorant is added with an automatic reminding function;
(3) the water tank is externally connected with a water inlet and is provided with an electromagnetic valve, and the liquid level of the water tank is automatically controlled and automatically replenished with water.
The invention is not limited to the foregoing embodiments. The invention extends to any novel feature or any novel combination of features disclosed in this specification and any novel method or process steps or any novel combination of features disclosed. Those skilled in the art to which the invention pertains will appreciate that insubstantial changes or modifications can be made without departing from the spirit of the invention as defined by the appended claims.
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
Any feature disclosed in this specification may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
Claims (9)
1. An injection odor control apparatus, comprising an injection odor control apparatus and a control system, the injection odor control apparatus comprising: the device comprises a water tank, a circulating water pump, a water replenishing electromagnetic valve, a chemical box, a chemical feeding pump, an evaporator, a demister, a centrifugal fan and a liquid level switch; the control system includes: the system comprises a PLC, a frequency converter and a touch screen;
the water tank is connected with a tap water pipe through a water supplementing electromagnetic valve and is connected with the chemical tank through a chemical adding pump and used for storing a deodorant mixed with water and a chemical and required by system operation; the medicament box is used for storing medicament; the dosing pump is used for adding a medicament into the water tank;
the water inlet of the circulating water pump is arranged at the water outlet of the water tank, and the water outlet of the circulating water pump is connected to a water spray head at the upper part of the evaporator and is used for periodically spraying the deodorant of the water tank to the evaporator in a circulating manner;
the evaporator is used for evaporating the deodorant and conveying the evaporated deodorant to a place or space needing to be deodorized through the centrifugal fan;
the PLC is respectively connected with the circulating water pump, the dosing pump, the liquid level switch and the centrifugal fan and is used for controlling the operation of all parts;
the frequency converter is connected with the centrifugal fan and used for driving the centrifugal fan and adjusting the air quantity of the air outlet;
the touch screen is connected with the PLC controller and used for setting parameters, displaying data and providing an operation interface.
2. An injection odor control apparatus as defined in claim 1, further comprising a demister disposed at the outlet of the evaporator for filtering water vapor generated when the mixed solution of the deodorizing agent inside the water tank is sprayed.
3. The injection type odor control device according to claim 1, wherein 3 liquid level switches with different heights are arranged in the water tank and are respectively used for detecting the liquid level of the water tank, triggering actions according to the liquid level heights and transmitting signals to the PLC, and the PLC controls the on-off of the water replenishing solenoid valve; the three liquid level switches are respectively: the liquid level high switch is used for detecting the liquid level of the water tank and closing the electromagnetic water valve by the PLC controller when triggering; the liquid level low switch is used for detecting that the water tank is lack of water and opening the electromagnetic water valve to supplement water when triggering action; and the liquid level ultra-low switch is used for detecting water shortage of the water tank, and forbidding the equipment to operate and giving an alarm when triggering action.
4. The injection type odor control device as claimed in claim 3, wherein the water tank is further provided with a drain outlet for draining the odor eliminating agent in the water tank when the device is not used for a long time, and an overflow outlet for overflowing when the water level of the water tank exceeds a set value.
5. An infusion odor control apparatus as claimed in claim 1, wherein said medicine chest bottom is provided with a level switch for detecting the amount of stored medicine and communicating with the control system to issue an alarm when the amount of stored medicine decreases to the level switch.
6. The injection type odor control device according to claim 1, wherein the circulating water pump and the dosing pump both operate in a clearance mode, and start-stop time is set through a touch screen; and sensors for detecting current signals of the circulating water pump and the dosing pump are also arranged, and the acquired signals are fed back to the PLC.
7. An injection odor control apparatus as claimed in claim 2, wherein said evaporator is fitted with a spherical polyhedron for increasing an evaporation area.
8. An injection type peculiar smell control device according to claim 1, wherein the injection type peculiar smell control device and the control system are both installed in a movable device cabinet, the device cabinet is provided with an air outlet, an air inlet and a water inlet, universal wheels are installed at the bottom for movement, a water tank and a medicine box are installed at the bottom, an evaporator, a demister and a centrifugal fan are sequentially installed upwards, a touch screen is installed on a device cabinet door, and three indicator lamps are also installed on the device cabinet to respectively indicate the operation, early warning and failure of the device.
9. The injection type odor control device according to claim 8, wherein the PCL controller comprises a switching value input module, a switching value output module, an analog value input module, an analog value output module, a communication module, a central processing unit provided with a program, a fault alarm diagnosis module and a power supply module; the power supply module converts AC220 into a DC24 power supply for supplying power to the touch screen and the electromagnetic valve; the switching value input module is used for acquiring liquid level signals of the water tank and the medicament tank and receiving a control signal which is mainly controlled to the injection type peculiar smell control equipment; the switching value output module is used for sending driving signals to the circulating water pump, the dosing pump and the water replenishing electromagnetic valve to control start and stop; the analog input module is used for feeding back the running speed of the frequency converter and participating in linkage control; the analog quantity output module is used for sending a rotating speed control signal to the frequency converter, so that the frequency converter can carry out stepless speed regulation; the communication module is used for the communication of the upper computer; and the fault alarm diagnosis unit is used for detecting whether the liquid level switch and the sensor are normal or not, and sending out liquid level alarm or pump fault alarm if the liquid level switch and the sensor are abnormal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011561997.XA CN112844019A (en) | 2020-12-25 | 2020-12-25 | Injection type peculiar smell control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011561997.XA CN112844019A (en) | 2020-12-25 | 2020-12-25 | Injection type peculiar smell control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112844019A true CN112844019A (en) | 2021-05-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116020223A (en) * | 2023-01-06 | 2023-04-28 | 湖北远丰科技发展有限公司 | Kitchen garbage removes flavor and removes dust purifier |
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| CN207680323U (en) * | 2017-11-24 | 2018-08-03 | 苏州天茹生物科技有限公司 | A kind of high-efficient drying filter |
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| CN209938274U (en) * | 2019-04-24 | 2020-01-14 | 上海堃驰网络科技有限公司 | Automobile air conditioner purifier |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116020223A (en) * | 2023-01-06 | 2023-04-28 | 湖北远丰科技发展有限公司 | Kitchen garbage removes flavor and removes dust purifier |
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