CN111589586A

CN111589586A - Charge module

Info

Publication number: CN111589586A
Application number: CN202010572658.5A
Authority: CN
Inventors: 钱振清; 张德峰
Original assignee: Jiangsu Polygee Ep Technology Co ltd
Current assignee: Jiangsu Polygee Ep Technology Co ltd
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2020-08-28
Anticipated expiration: 2040-06-22

Abstract

The invention relates to a charging module which comprises a charging support, a plurality of discharging assemblies and a first power supply boosting module, wherein the discharging assemblies are arranged on the charging support, the first power supply boosting module converts connected low-voltage electricity into high-voltage electricity to be supplied to the discharging assemblies, the discharging assemblies comprise discharging needles arranged on the charging support and metal rings matched with the discharging needles, an electric field is formed between the discharging needles and the metal rings, and microorganisms and particles are electrified after passing through the electric field. The input low-voltage electricity is changed into high-voltage electricity by the first power supply boosting module and then is supplied to the charging module, the contact piece only needs to be connected with the low-voltage electricity, the phenomena of creepage, discharge ignition and the like caused by directly adopting the high-voltage electricity are solved, and meanwhile, the positive electrode and the negative electrode do not need to be considered when the low-voltage electricity is connected, so that the installation is convenient, and no electricity touch danger exists; through the cooperation of discharge needle and metal ring, realize the discharge of point to line, only need control the position of discharge needle can, convenient adjustment improves purification efficiency.

Description

Charge module

Technical Field

The invention relates to the technical field of air purification, in particular to a charging module for charging microorganisms and particles passing through an electric field in a charging area.

Background

Because environmental pollution is increasingly aggravated, more and more people install electrostatic air disinfectors at home, the operating principle of the electrostatic air disinfectors is mainly to disinfect and remove dust through electrostatic breakdown and adsorption functions, the conventional electrostatic air disinfectors generally adopt high-voltage direct power supply, microorganisms and particles can be gathered around contact pieces supplied with power by the electrostatic air disinfectors and have conductivity, the creepage phenomenon is easy to occur, if the contact pieces are not well contacted, the discharge and ignition phenomenon is easy to generate, meanwhile, the contact pieces supplied with power are divided into a positive electrode and a negative electrode, the purification module is easy to damage when the positive electrode and the negative electrode of the purification module are reversely arranged, meanwhile, the high-voltage leakage is easy to cause electric shock safety accidents, the requirement on line insulation is high during high-voltage transmission, and the aging and other; meanwhile, the existing electrostatic electric field is usually arranged by adopting an electrode wire, the electrode wire must be arranged in the center, extremely accurate adjustment needs to be carried out when the electrode wire is installed and adjusted, and if deviation occurs, the overall purification efficiency is reduced due to uneven distribution of the electric field.

Disclosure of Invention

The invention aims to provide a charge module which is powered by low voltage and improves efficiency.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a lotus electric module for electrostatic air degassing unit's charging district, includes lotus electric support, a plurality of discharge assembly and the first power boost module that sets up on the lotus electric support, discharge assembly evenly distributed on the lotus electric support, first power boost module turn into the low-tension electricity of access high-tension electricity supply discharge assembly, discharge assembly including set up discharge needle on the lotus electric support and with discharge needle complex metal ring discharge needle and metal ring between form the electric field, microorganism and particulate matter are electrified behind the electric field.

More specifically, an insulating plate is arranged on the charge support, a plurality of vent holes arranged in an array are formed in the insulating plate, the metal rings are arranged at the vent holes, and the number of the vent holes is consistent with that of the metal rings; the discharge needle is positioned at the center of the metal ring; the metal ring is close to an air inlet arranged on the shell relative to the discharge needle.

More specifically, the needle point of the discharge needle and the metal ring are not on the same plane.

Further specifically, an annular groove is formed in one surface, close to the needle point of the discharge needle, of the insulating plate, and the metal ring is arranged in the annular groove.

More specifically, the insulating plate is provided with an electrode support, and the metal ring is embedded in the electrode support.

Further specifically, a composite primary filter screen is arranged on one side, close to the air inlet, of the metal ring.

More specifically, the first power boost module includes an electrode interchange circuit, a filter circuit for filtering, a boost circuit for boosting a low voltage into a high voltage, and a voltage-doubling rectifier circuit for outputting and stabilizing the high voltage.

More specifically, the electrode switching circuit is composed of a first path and a second path which are arranged in parallel, a first diode and a second diode are arranged on the first path, a third diode and a fourth diode are arranged on the second path, a first power interface is arranged between the first diode and the second diode, and a second power interface is arranged between the third diode and the fourth diode.

The invention has the beneficial effects that: the input low-voltage electricity is changed into high-voltage electricity by the power supply boosting module and then is supplied to the charging module, the contact piece only needs to be connected with the low-voltage electricity, the phenomena of creepage, discharge ignition and the like caused by directly adopting the high-voltage electricity can be solved, and meanwhile, the positive electrode and the negative electrode do not need to be considered when the low-voltage electricity is connected, so that the installation is convenient, and no electricity touch danger exists; meanwhile, discharge from a point to a line is realized through the matching of the discharge needles and the metal rings, and only the positions of the discharge needles need to be controlled, so that the adjustment is convenient, and the purification efficiency is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of an assembly structure of the charging module and the adsorption module according to the present invention;

fig. 3 is a schematic structural diagram of a charging module according to the present invention;

FIG. 4 is an enlarged schematic view of the portion A in FIG. 3;

FIG. 5 is an embodiment of the metal ring attachment of the present invention;

FIG. 6 is a schematic diagram of the construction of an adsorption module of the present invention;

FIG. 7 is a schematic diagram of the positive and negative terminals of the adsorption module of the present invention;

FIGS. 8 and 9 are circuit diagrams of the power boost module of the present invention;

FIG. 10 is a logic diagram of the power boost module fault determination of the present invention;

FIG. 11 is a logic diagram of the present invention for determining a fault in a charge module;

FIG. 12 is a logic diagram of adsorption module fault determination of the present invention;

FIG. 13 is a logic diagram for obtaining a maintenance status determination from a threshold switch in accordance with the present invention;

fig. 14 is a logic diagram of the indoor particulate matter concentration judgment control fan according to the invention.

In the figure: 1. a housing; 2. a charge module; 3. an adsorption module; 4. a fan; 5. compounding a primary filter screen; 21. a charged support; 22. a discharge needle; 23. a metal ring; 24. an insulating plate; 25. a vent hole; 26. a first power supply boost module; 27. an annular frame; 28. a connecting member; 29. an annular groove; 31. an adsorption block; 32. a micro-vent; 33. a second power supply boost module; 7. an electrode interchange circuit; 8. a filter circuit; 9. a booster circuit.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 and 2, an electrostatic air disinfection device, which comprises a housing 1, set up the electric charge module 2 that is used for charging for microorganism and particulate matter in the shell 1, the adsorption module 3 piece and the fan 4 that drive gas flows that are used for adsorbing microorganism and particulate matter, the inside electric field that forms the district that charges of electric charge module 2, the inside electric field that forms the adsorption zone of adsorption module 3, the gas that has microorganism and particulate matter is electrified after passing through the electric field in the district that charges, the electric field that gets into the adsorption zone receives the effect of this electric field, electrified microorganism and particulate matter are adsorbed to the inner wall in adsorption zone and are realized purifying and disinfecting.

As shown in fig. 3 and 4, the charging module 2 includes a charging support 21, a plurality of discharging assemblies disposed on the charging support 21, and a first power boost module 26, where the first power boost module 26 converts low-voltage ac or low-voltage dc input from outside into high-voltage dc to be supplied to the charging module 2; the discharging components are uniformly distributed on the charging support 21 and comprise discharging needles 22 arranged on the charging support 21 and metal rings 23 matched with the discharging needles 22, an electric field is formed between the discharging needles 22 and the metal rings 23, and microorganisms and particles are electrified after passing through the electric field; meanwhile, an insulating plate 24 is arranged on the charge support 21, and vent holes 25 arranged in an array are formed in the insulating plate 24, so that the entering gas can only enter from the vent holes 25, a metal ring 23 is embedded in the vent holes 25, an annular groove is formed in the insulating plate 24 at a position surrounding the vent holes 25, the metal ring 23 is embedded in the annular groove, and meanwhile, the annular groove needs to be arranged at one side close to the needle point of the discharge needle 22; further, as shown in fig. 5, an electrode holder may be disposed on the insulating plate 24, the electrode holder is composed of a plurality of annular frames 27 having the same size as the vent holes 25 and a connecting member 28 between the annular frames 27, and an annular groove 29 is disposed on the annular frames 27; (ii) a The number of the vent holes 25 is consistent with that of the metal ring 23 and the discharge needles 22, so that the entering gas can charge microorganisms and particles through an electric field, and in order to ensure the uniformity of the electric field, the discharge needles 22 are positioned at the center of the metal ring 23 and the metal ring 23 is close to the air inlet; the insulating board 24 one side that is close to the air intake set up compound primary filter 5 for filter the microorganism and the particulate matter of large granule in the air, prevent that large granule microorganism and particulate matter adhesion from influencing the discharge effect on the needle point of discharge needle 22, prevent simultaneously that follow-up micro vent 32 on adsorbing the module 3 from taking place to block up.

As shown in fig. 6 and 7, the adsorption module 3 includes an adsorption block 31, a second power boost module 33, a plurality of micro vent holes 32 arranged in an array on the adsorption block 31, and electrodes disposed at two sides of the micro vent holes 32, where the electrodes at two sides are respectively a positive electrode and a negative electrode, an electric field is formed between the positive electrode and the negative electrode, and charged microorganisms and particles are adsorbed onto the inner wall of the micro vent holes 32 after passing through the electric field; the second power boost module 33 converts low-voltage direct current or low-voltage alternating current input from the outside into high-voltage direct current to be supplied to the adsorption module 3; the electrodes of the micro vent holes 32 are divided into an upper side and a lower side, which are different electrodes respectively, the arrangement of the electrodes is described by taking two micro vent holes 32 adjacent up and down as an example, the upper side of the first micro vent hole is an anode, the lower side of the first micro vent hole is a cathode, the upper side of the second micro vent hole is a cathode, the lower side of the second micro vent hole is an anode, and so on, and an electrode is arranged between the two adjacent micro vent holes 32; further, in order to clean the micro vent holes 32 conveniently, a nano coating is coated on the surfaces of the micro vent holes 32, microorganisms and particles are adsorbed on the nano coating and can be quickly washed through high-pressure clear water, the microorganisms and the particles cannot be adhered to the inner wall, the cleaning is convenient, no chemical detergent is used for cleaning and damaging, and the service life is prolonged.

The first power boost module 26 and the second power boost module 33 have the same structure, as shown in fig. 8, each of the first power boost module 26 and the second power boost module 33 includes an electrode interchange circuit 7, a filter circuit 8 for filtering, a boost circuit 9 for boosting a low voltage into a high voltage, and a voltage-doubler rectifier circuit (as shown in fig. 9) for outputting and stabilizing the high voltage; the electrode exchange circuit 7 ensures that the low-voltage power interface does not distinguish the positive electrode and the negative electrode, thereby being convenient for plugging.

The electrode interchange circuit 7 is composed of a first path and a second path which are arranged in parallel, a first diode and a second diode are arranged on the first path, a third diode and a fourth diode are arranged on the second path, a first power interface is arranged between the first diode and the second diode, and a second power interface is arranged between the third diode and the fourth diode.

Based on the structure, the first voltage sensor is arranged in the charge module 2, the second voltage sensor is arranged in the adsorption module 3, the third voltage sensor is arranged in the first power supply boosting module 26, the fourth voltage sensor is arranged in the second power supply boosting module 33, the fault counter and the alarm counter are arranged in the electrostatic air disinfection device, the processor is arranged in the electrostatic air disinfection device and is connected with the first voltage sensor, the second voltage sensor, the third voltage sensor, the fourth voltage sensor, the fault counter and the alarm counter, the fault in the electrostatic air disinfection device can be judged through the processor, because the charge module 2 is provided with voltage by the first power supply boosting module 26, and the adsorption module 3 is provided with voltage by the second power supply boosting module 33, therefore, before the failure determination of the charging module 2 and the adsorption module 3, it is necessary to determine whether the first power boost module 26 and the second power boost module 33 have a failure.

The judging method comprises the following steps:

s1, judging the fault of the first power supply boosting module 26 (as shown in FIG. 10);

a first power supply voltage threshold A1 and a second power supply voltage threshold A2 are arranged inside the processor, wherein A2 is less than A1, voltage A in the first power supply boosting module 26 is collected through a third voltage sensor and is input into the processor, and the voltage A is compared with A1 and A2 for judgment.

When A is less than or equal to A2, the counting of the fault counter is increased by 1 time, whether the accumulated number of the fault counter exceeds 900 times is judged, if yes, the first power supply boosting module 26 is in fault, if not, the voltage collected by the third voltage sensor is continuously judged next time, and in the next judgment, when A is more than A2, the fault counter is cleared;

when A2 is more than A and less than A1, the counting of the alarm counter is increased by 1 time, whether the counted number of the alarm counter exceeds 500 times or not is judged, if yes, the first power supply boosting module 26 gives an alarm, if not, the voltage acquired by the third voltage sensor continues to be judged next time, and in the next judgment, when A is less than or equal to A2 or A is more than or equal to A1, the alarm counter is cleared;

when A is larger than or equal to A1, the first power supply boosting module 26 works normally, and after the fault of the first power supply boosting module 26 is eliminated, the steps S2 and S3 are carried out, and the faults of the charge module 2 and the adsorption module 3 are judged.

Based on step S1, the failure of the second power boost module 33 can be determined through the collection of the fourth voltage sensor and the corresponding determination.

S2, judging faults of the charge module 2 (as shown in FIG. 11);

a first charging voltage threshold V1 is arranged in the processor, a first voltage sensor is used for collecting voltage V in the charging module 2, the voltage V is input into the processor, and the voltage V is compared with the voltage V1 for judgment.

When V is larger than or equal to V1, the charging module works normally;

when V is less than V1, firstly, judging whether the timer is started, if not, starting to time by unit time (30s), at the moment, the counting of the fault counter is increased by 1 time, and if so, the fault counter is accumulated by 1 time; then, it is determined whether the unit time has elapsed (30S), if yes, the process proceeds to step S21, and if not, the voltage continues to be collected for determination.

And S21, judging whether the accumulated value in the fault counter exceeds 700 times, if so, indicating that the charging module 2 has a fault, otherwise, indicating that no fault exists, and resetting the fault counter.

S3, judging the fault of the adsorption module 3 (as shown in figure 12);

a first adsorption voltage threshold H1 is arranged in the processor, the voltage H in the adsorption module 3 is collected through a second voltage sensor and is input into the processor, and the voltage H is compared with H1 for judgment.

When H is more than or equal to H1, the adsorption module 3 works normally;

when H is less than H1, firstly, judging whether the timer is started, if not, starting to time by unit time (30s), at the moment, the counting of the fault counter is increased by 1 time, and if so, the fault counter is accumulated by 1 time; then, it is determined whether the unit time has elapsed (30S), if yes, the process proceeds to step S31, and if not, the voltage continues to be collected for determination.

And S31, judging whether the accumulated value in the fault counter exceeds 700 times, if so, indicating that the adsorption module 3 has a fault, otherwise, indicating that no fault exists, and resetting the fault counter at the moment.

In cleaning and disassembling, in order to ensure safety, the shell 1 comprises a front door plate and a rear door plate, a threshold switch is arranged on each door plate, the threshold switches have two expression forms, the first type is completely switched on, and any one of the second type is switched off or the two types are switched off.

As shown in fig. 13, in the process of collecting signals of two adjacent threshold switches, if any threshold switch is turned off, it is first determined whether the timer is started, if not, the timer starts to count time in unit time (30s), at this time, the count of the fault counter is increased by 1 time, and if yes, the fault counter is incremented by 1 time; and then judging whether the unit time is reached (30s), if so, entering the judgment of the times, and if not, continuing to acquire the state of the threshold switch for judgment.

And judging the times, namely judging whether the accumulated value in the fault counter exceeds 280 times, if so, indicating that the door panel is opened and is being overhauled, and powering off the processor control device, otherwise, indicating that no fault exists, and resetting the fault counter at the moment.

Further in order to improve the efficiency of indoor purification, a particle sensor is arranged at the inlet of the electrostatic air disinfection device, a first particle concentration threshold value U1 and a second particle concentration threshold value U2 are arranged in the processor, a particle concentration value U at the inlet is collected through the particle sensor, and the U is compared with U1 and U2.

When U is less than or equal to U2 as shown in FIG. 14, the air in the room is better, and the fan 4 is adjusted to a low gear at the moment; when U2 is more than U and less than U1, the indoor air is relatively poor, and the fan 4 is adjusted to a middle gear; when U is larger than or equal to U1, the indoor air is the worst, and at the moment, the fan 4 is adjusted to a high gear to accelerate the gas flow rate.

In summary, the first power boost module 26 and the second power boost module 33 change the input low voltage into high voltage and then correspondingly supply the high voltage to the charging module 2 and the adsorption module 3, and the contact piece only needs to be connected with the low voltage, so that the phenomena of creepage, discharge, ignition and the like caused by directly adopting the high voltage can be solved; meanwhile, the voltage of each module is collected and judged, so that the position where the fault is positioned can be accurately detected, meanwhile, the alarm or the power supply cut-off and the like are timely realized, the maintenance time is reduced, the maintenance efficiency is improved, and the safety of the whole machine is improved; by adding the threshold switch function and the particulate matter concentration detection function, the automatic and intelligent control of the whole machine is further improved.

It is to be emphasized that: the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and all simple modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a charged module for electrostatic air degassing unit's charging district, its characterized in that includes charged support (21), a plurality of discharge assembly and first power boost module (26) that set up on charged support (21), discharge assembly evenly distributed on charged support (21), first power boost module (26) turn into the low tension electricity of access high-tension electricity and supply with discharge assembly, discharge assembly including set up discharge needle (22) on charged support (21) and with discharge needle (22) complex metal ring (23) discharge needle (22) and metal ring (23) between form the electric field, microorganism and particulate matter are electrified after the electric field.

2. The charging module according to claim 1, wherein an insulating plate (24) is arranged on the charging support (21), a plurality of vent holes (25) are formed in the insulating plate (24) and arranged in an array, the metal rings (23) are arranged at the vent holes (25), and the number of the vent holes (25) is the same as that of the metal rings (23); the discharge needle (22) is positioned at the center of the metal ring (23); the metal ring (23) is close to an air inlet arranged on the shell relative to the discharge needle (22).

3. The charging module of claim 2, wherein the needle point of the discharge needle (22) is not in the same plane with the metal ring (23).

4. The charging module of claim 2, wherein an annular groove is formed in one surface of the insulating plate (24) close to the needle point of the discharge needle (22), and the metal ring (23) is arranged in the annular groove.

5. The charging module of claim 2, wherein an electrode support is arranged on the insulating plate (24), and the metal ring (23) is embedded on the electrode support.

6. The charging module of claim 1, wherein a composite primary filter screen (5) is arranged on one side of the metal ring (23) close to the air inlet.

7. The charging module of claim 1, wherein the first power boost module (26) comprises an electrode interchange circuit (7), a filter circuit (8) for filtering, a boost circuit (9) for boosting a low voltage into a high voltage, and a voltage doubling rectifier circuit for outputting and stabilizing the high voltage.

8. The charging module of claim 7, wherein the electrode interchange circuit (7) is composed of a first path and a second path arranged in parallel, a first diode and a second diode are arranged on the first path, a third diode and a fourth diode are arranged on the second path, a first power interface is arranged between the first diode and the second diode, and a second power interface is arranged between the third diode and the fourth diode.