CN114204829A - Damp-proof photovoltaic inverter and control system thereof - Google Patents
Damp-proof photovoltaic inverter and control system thereof Download PDFInfo
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- CN114204829A CN114204829A CN202111521429.1A CN202111521429A CN114204829A CN 114204829 A CN114204829 A CN 114204829A CN 202111521429 A CN202111521429 A CN 202111521429A CN 114204829 A CN114204829 A CN 114204829A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/003—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions including coalescing means for the separation of liquid
- B01D46/0031—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions including coalescing means for the separation of liquid with collecting, draining means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/30—Particle separators, e.g. dust precipitators, using loose filtering material
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20909—Forced ventilation, e.g. on heat dissipaters coupled to components
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20936—Liquid coolant with phase change
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2279/00—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses
- B01D2279/45—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses for electronic devices, e.g. computers, hard-discs, mobile phones
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
Abstract
The invention belongs to the field of photovoltaic inverters, and particularly relates to a moisture-proof photovoltaic inverter and a control system thereof, which comprise a protective shell and a photovoltaic inverter body, wherein the photovoltaic inverter body is fixedly connected with the inner side of the protective shell, the outer side of the protective shell is fixedly provided with a control panel, the rear end of the protective shell is fixedly provided with a ventilation box, two ends of the ventilation box are arranged in an open manner, the inner side of the ventilation box is fixedly provided with absorbent cotton, and moisture in air entering the interior from the outside can be partially intercepted by the absorbent cotton, so that the passing of water vapor can be effectively reduced, the moisture can be prevented from invading the inner side of a device to cause the device to be damp and damaged, when the internal humidity is higher, a dehumidifying component can be started to suck the air in the inner side of the device, the water vapor in the air is condensed into water drops through condensation, so that dry air is exhaled, and the drying of the inner side of the device is further ensured, thereby protecting the device from the humid air.
Description
Technical Field
The invention belongs to the field of photovoltaic inverters, and particularly relates to a moisture-proof photovoltaic inverter and a control system thereof.
Background
A photovoltaic inverter is a device used to connect a photovoltaic device and convert direct current generated in the photovoltaic device into alternating current.
A chinese patent publication No. CN112104197A discloses a photovoltaic inverter, which includes a photovoltaic inverter body and a splashproof casing, wherein the photovoltaic inverter body is fixedly installed inside the splashproof casing, and both sides of the splashproof casing are ventilated, so that the inside of the splashproof casing can be always in a ventilation state, but the inside of the casing does not enter water due to splashproof under natural conditions, thereby creating a good use environment for the photovoltaic inverter.
The existing photovoltaic inverter also has some defects, because the photovoltaic inverter is often installed outdoors, the outdoor environment is often high in humidity, so that moisture is easy to invade the inner side of the device, and the inner side of the device is affected with damp and damaged.
Therefore, the invention provides a moisture-proof photovoltaic inverter and a control system thereof.
Disclosure of Invention
To remedy the deficiencies of the prior art, at least one of the technical problems set forth in the background is addressed.
The technical scheme adopted by the invention for solving the technical problems is as follows: the moisture-proof photovoltaic inverter comprises a protective shell and a photovoltaic inverter body, wherein the photovoltaic inverter body is fixedly connected with the inner side of the protective shell, a control panel is fixedly arranged on the outer side of the protective shell, a ventilation box is fixedly arranged at the rear end of the protective shell, two ends of the ventilation box are arranged in an open manner, absorbent cotton is fixedly arranged on the inner side of the ventilation box, a dehumidifying component is fixedly arranged on the inner side of the protective shell, moisture in air entering the interior from the outside can be partially intercepted by the absorbent cotton, so that the passing of water vapor can be effectively reduced, the moisture can be prevented from invading the inner side of the device to cause the device to be damp and damaged, when the internal humidity is higher, the dehumidifying component can be started to suck the air on the inner side of the device, the water vapor in the air can be condensed into water drops through condensation, so that dry air can be exhaled, and the drying of the inner side of the device can be further ensured, thereby protecting the device from the humid air.
Preferably, the dehumidifying component comprises a housing, two sets of motors are fixedly mounted on the inner side of the housing, one end of the motor is connected with a transmission rod in a transmission way, one end of the transmission rod is fixedly provided with a fan, the outer side of the motor is fixedly provided with a humidity detector, and the inner side of the dehumidifying component is fixedly provided with a plurality of groups of condensers, both ends of the dehumidifying component are arranged in an open shape, the bottom end of the shell is provided with a water outlet, the humidity detector is used for detecting the air humidity, when the preset value is reached, the motor is started to drive the fan to rotate, the air in the fan is sucked into the shell, the air entering the shell contacts with the surface of the condenser so as to cool, thereby condensing the water vapor in the air into water drops, and then can exhale dry air, guaranteed the inboard drying of device to can protect the device not influenced by humid air.
Preferably, the inboard fixed mounting of ventilation case has extrusion pad and otter board, the cotton one side and the otter board fixed connection absorb water, the cotton top of absorbing water has the collection box with the equal fixed mounting in bottom, the collection box on top is linked together with the collection box of bottom, and the bottom fixed mounting of the collection box of bottom has the drain pipe, fixed mounting has penetrating board between collection box and the cotton that absorbs water, the cotton outside of absorbing water is provided with the extrusion subassembly to guaranteed the cotton steam filter effect that absorbs water, further reduced external moisture invasion device inboard, lead to the device to receive the problem of erosion.
Preferably, the extrusion subassembly includes magnet piece and magnet wheel, the magnet piece is located the cotton one side that absorbs water, the magnet wheel is located one side of extrusion pad, the one end of magnet wheel is provided with drive assembly, and drive assembly can drive the magnet wheel and roll in the outside of extrusion pad, and the adsorption effort of cooperation magnet wheel and magnet piece this moment can drive the magnet piece and remove in the cotton outside that absorbs water, and then has realized the extrusion work to the cotton that absorbs water, has guaranteed the cotton permanent efficient filtered steam effect that absorbs water.
Preferably, the magnet piece is rectangular shape setting, and the cross-section of magnet piece is trapezoidal setting, the magnet piece is kept away from cotton one side of absorbing water and is interior concavity setting, runs through one side fixed mounting of magnet piece has the slide bar, the both ends of slide bar all with the inboard sliding connection of ventilation case, the indent setting of cooperation magnet piece can reduce the weight of magnet piece to reduced the required power of removal magnet piece, guaranteed that the magnet piece can normally be removed under the effect of adsorption force, and trapezoidal setting with the indent, feasible upper and lower both sides are in the state of stretching out, thereby guaranteed extruded wholeness, guaranteed that moisture can be fully extruded, and the sliding stability of magnet piece can further be guaranteed in the setting of slide bar.
Preferably, the one end fixed mounting of magnetite piece has broken piece suddenly, broken piece is the transversal obtuse triangle that personally submits of piece suddenly, broken piece suddenly's vertical section is semiellipse shape setting, and the shape setting of cooperation broken piece suddenly, broken piece suddenly's obtuse triangle sets up, can let the magnetite piece extrude when absorbing water the cotton, opens from the center and extrudees to both sides again, can assist the extrusion process that the magnetite piece extrudeed the cotton that absorbs water, reduces the resistance among the extrusion process, and the ellipse setting of tip can be under the cotton condition of absorbing water of not injuring, further reduces extruded resistance to guarantee going on smoothly of extrusion process, guaranteed the cotton degree of drying that absorbs water.
Preferably, the transmission assembly includes the connecting rod, the one end of connecting rod and the inboard sliding connection of magnet wheel, the middle part bottom fixed mounting of connecting rod has the latch lever, the outside of transfer line is provided with incomplete toothed disc, incomplete toothed disc is the setting of quarter disc, and is two sets of incomplete toothed disc is connected with latch lever transmission, and then has realized the function that drives connecting rod and magnet wheel and reciprocate, has realized the cotton process of extrusion water absorption smoothly, and through the mode of linkage, has reduced operation flow.
Preferably, one side fixed mounting of incomplete toothed disc has the planetary disc, one side fixed mounting of planetary disc has a plurality of bull sticks of group, the outside of bull stick is rotated and is connected with planetary gear, the outside fixed mounting of transfer line has sun gear, sun gear is connected with a plurality of planetary gear transmission of group, a plurality of groups planetary gear's outside transmission is connected with the internal gear ring, fixed mounting has a plurality of dead levers of group between internal gear ring and the shell to realized the effect of speed reduction increase dynamics, guaranteed incomplete toothed disc and the powerful transmission of latch pole, let extrusion process can be stable smooth going on.
Preferably, the condenser includes refrigeration module and contact assembly, contact assembly is the contact plate, the cross-section of contact plate is the hook-shaped setting, and the contact plate keeps away from the width that refrigeration module one end is less than the width that is close to refrigeration module one end, and one side of contact plate is central swelling form and sets up, refrigeration module is located the outside of shell, and the form setting through the contact plate can increase the area of contact of air and contact plate, and the condensation is the liquid of drop of water, flows out from the both sides of contact plate again, finally collects drain outlet department, outwards discharges, and then has realized the efficient effect of congealing, has further guaranteed the degree of dryness of the inboard air of device.
A moisture resistant photovoltaic inverter control system adapted for use with any of the moisture resistant photovoltaic inverters, the system comprising:
a processing unit: the processing unit is a photovoltaic inverter body and is used for being connected with photovoltaic equipment, receiving direct current transmitted by the photovoltaic equipment, converting the direct current into alternating current and transmitting the alternating current outwards;
a moisture-proof unit; the moisture-proof unit comprises a dehumidification component and a ventilation box, wherein the dehumidification component removes moisture on the inner side of the device in a wind power extraction and moisture filtration mode, and the ventilation box prevents and reduces moisture invasion in a moisture filtration mode;
a control unit: the control unit comprises a control panel and a humidity detector, the humidity detector is used for detecting the humidity inside the device and controlling the dehumidification assembly to perform wind power dehumidification when a preset value is reached, and the control panel is used for controlling the whole device to be opened and closed and adjusting the preset value of the humidity controller; through the arrangement of the moisture-proof unit, moisture in air entering the interior from the outside can be partially intercepted by the absorbent cotton, so that the passing of water vapor can be effectively reduced, and the device is prevented from being affected with moisture and damaged due to the fact that the water vapor invades into the inner side of the device; and when inside humidity was higher, can start the dehumidification subassembly, it is inboard with the air suction device of device inboard, condense into the drop of water through the steam in the condensation with the air to the inboard drying of device has further been guaranteed to the dry air of exhalation, thereby can protect device not receive humid air's influence.
The invention has the following beneficial effects:
1. according to the moisture-proof photovoltaic inverter and the control system thereof, due to the arrangement of the water absorption cotton in the ventilation box, the water absorption cotton has air permeability and water absorption property, normal heat dissipation and ventilation of the device are not hindered, when the outside air is humid, part of moisture in the air entering the inside from the outside can be intercepted by the water absorption cotton, so that the passing of water vapor can be effectively reduced, the moisture is prevented from invading the inside of the device to cause damp damage to the device, and when the inside humidity is high, the dehumidifying component can be started to suck the air inside the device into the inside of the device, the water vapor in the air is condensed into water drops through condensation, so that the dry air is exhaled, the drying of the inside of the device is further ensured, and the device can be protected from the damp air.
2. According to the moistureproof photovoltaic inverter and the control system thereof, when a large amount of water is absorbed in the water absorption cotton, the filtering effect is easily caused to be low, at the moment, the extrusion assembly moves up and down on the outer side of the water absorption cotton, the water in the water absorption cotton can be extruded outwards, water flow is collected through the two groups of collection boxes and then is discharged outwards in a concentrated mode, the water vapor filtering effect of the water absorption cotton is guaranteed, and the problem that the device is corroded due to the fact that external moisture invades the inner side of the device is further reduced.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
FIG. 3 is a sectional view showing the connection of the dehumidifying module and the ventilation box according to the present invention;
FIG. 4 is a sectional view showing the connection between the incomplete gear plate and the transmission rod according to the present invention;
FIG. 5 is an enlarged view of a portion of the invention at A in FIG. 3;
FIG. 6 is a cross-sectional view of the dehumidification assembly of the present invention;
FIG. 7 is a block diagram of the control system of the present invention;
in the figure: 1. a protective shell; 2. a control panel; 3. a photovoltaic inverter body; 4. a dehumidification assembly; 5. a ventilation box; 7. absorbent cotton; 8. a collection box; 9. a connecting rod; 10. a latch lever; 11. a incomplete gear disc; 12. a fan; 13. an inner gear ring; 14. a planetary plate; 15. fixing the rod; 16. a sun gear; 17. a transmission rod; 18. a planetary gear; 20. a transparent plate; 21. a magnet wheel; 22. pressing the cushion; 23. a screen plate; 24. a slide bar; 25. a magnet block; 26. breaking the block; 27. a condenser; 28. a motor; 29. a contact plate; 30. a moisture detector; 31. a water outlet; 32. a housing.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Example one
As shown in fig. 1 to 2, a moistureproof photovoltaic inverter comprises a protective shell 1 and a photovoltaic inverter body 3, wherein the photovoltaic inverter body 3 is fixedly connected with the inner side of the protective shell 1, a control panel 2 is fixedly installed on the outer side of the protective shell 1, a ventilation box 5 is fixedly installed at the rear end of the protective shell 1, two ends of the ventilation box 5 are arranged in an open shape, absorbent cotton 7 is fixedly installed on the inner side of the ventilation box 5, a dehumidifying component 4 is fixedly installed on the inner side of the protective shell 1, when the moistureproof photovoltaic inverter works, the absorbent cotton 7 has air permeability and water absorbability through the arrangement of the absorbent cotton 7 in the ventilation box 5, the normal heat dissipation and ventilation of the moistureproof photovoltaic inverter cannot be hindered, and when the external air is moist, moisture in the air entering the interior from the outside can be intercepted by the absorbent cotton 7, so that the moisture can be effectively reduced from entering the inner side of the moistureproof device to cause the moistureproof damage of the device, and when inside humidity was higher, can start dehumidification subassembly 4, it is inboard with the air suction device of device inboard, condense into the drop of water through the steam in the condensation with the air to the inboard drying of device has further been guaranteed to the dry air of exhalation, thereby can protect the device not influenced by humid air.
As shown in fig. 6, the dehumidifying component 4 comprises a housing 32, two sets of motors 28 are fixedly mounted on the inner side of the housing 32, one end of each motor 28 is connected with a transmission rod 17 in a transmission manner, a fan 12 is fixedly mounted on one end of each transmission rod 17, a humidity detector 30 is fixedly mounted on the outer side of each motor 28, a plurality of sets of condensers 27 are fixedly mounted on the inner side of the dehumidifying component 4, the two ends of the dehumidifying component 4 are both arranged in an open manner, a water outlet 31 is formed in the bottom end of the housing 32, when the dehumidifying component works, air humidity is detected through the humidity detector 30, when a set preset value is reached, the starting motor 28 drives the fan 12 to rotate, the internal air is sucked into the housing 32, the air entering the housing 32 can be in surface contact with the condensers 27, so as to cool the air, water vapor in the air can be condensed into water drops, and then the dry air can be exhaled, the drying of the inner side of the device is ensured, so that the device can be protected from the influence of damp air.
As shown in fig. 5, the inner side of the ventilation box 5 is fixedly provided with an extrusion pad 22 and a mesh plate 23, one side of the absorbent cotton 7 is fixedly connected with the mesh plate 23, the top end and the bottom end of the absorbent cotton 7 are both fixedly provided with a collection box 8, the collection box 8 at the top end is communicated with the collection box 8 at the bottom end, the bottom end of the collection box 8 at the bottom end is fixedly provided with a drain pipe, a through plate 20 is fixedly arranged between the collection box 8 and the absorbent cotton 7, the outer side of the absorbent cotton 7 is provided with an extrusion component, when the ventilation box works, after a large amount of moisture absorbed in the absorbent cotton 7, the filtering effect is easily caused to be low, at the moment, the extrusion component moves up and down on the outer side of the absorbent cotton 7, the moisture in the absorbent cotton 7 can be extruded outwards, and the water flow is collected by the two sets of collection boxes 8 and then is discharged outwards in a concentrated manner, so that the water vapor filtering effect of the absorbent cotton 7 is ensured, further reducing the problem of the device being corroded due to the intrusion of outside moisture into the device.
As shown in fig. 5, the extrusion subassembly includes magnet piece 25 and magnet wheel 21, magnet piece 25 is located the one side of cotton 7 that absorbs water, magnet wheel 21 is located one side of extrusion pad 22, the one end of magnet wheel 21 is provided with drive assembly, and during operation, drive assembly can drive magnet wheel 21 and roll in the outside of extrusion pad 22, and the adsorption effect who cooperates magnet wheel 21 and magnet piece 25 this moment can drive magnet piece 25 and remove in the outside of cotton 7 that absorbs water, and then has realized the extrusion work to cotton 7 that absorbs water, has guaranteed the long-term filtration steam effect of cotton 7 efficient that absorbs water.
As shown in fig. 5, magnet piece 25 is rectangular shape setting, and magnet piece 25's cross-section is trapezoidal setting, magnet piece 25 keeps away from one side of cotton 7 that absorbs water and is interior concave setting, runs through one side fixed mounting of magnet piece 25 has slide bar 24, slide bar 24's both ends all with ventilation box 5's inboard sliding connection, the during operation, the indent setting of cooperation magnet piece 25 can reduce magnet piece 25's weight to reduced the required power of removal magnet piece 25, guaranteed that magnet piece 25 can normally move under the effect of adsorption force, and trapezoidal setting with the indent, make upper and lower both sides be in the state of stretching out, thereby guaranteed extruded comprehensiveness, guaranteed that moisture can be fully extruded, and slide bar 24's setting can further guarantee magnet piece 25's sliding stability.
As shown in fig. 5, the one end fixed mounting of magnet piece 25 has breaking piece 26, breaking piece 26 is the obtuse triangle of personally submitting suddenly, breaking piece 26's vertical section is the semiellipse shape setting, and in operation, the shape setting of cooperation breaking piece 26, breaking piece 26's obtuse triangle sets up suddenly, can let magnet piece 25 extrude the cotton 7 that absorbs water, open from the center and extrude to both sides again, can assist the extrusion process of magnet piece 25 extrusion cotton 7 that absorbs water, reduce the resistance in the extrusion process, and the ellipse setting of tip can be under the condition of not injuring cotton 7 that absorbs water, further reduce extruded resistance to guarantee going on smoothly of extrusion process, guaranteed the dry degree of cotton 7 that absorbs water.
As shown in fig. 3, the transmission assembly includes a connecting rod 9, one end of the connecting rod 9 is slidably connected to the inner side of the magnet wheel 21, a latch rod 10 is fixedly installed at the bottom end of the middle portion of the connecting rod 9, a incomplete gear plate 11 is installed on the outer side of the transmission rod 17, the incomplete gear plate 11 is in a quarter-disc shape, two sets of incomplete gear plates 11 are in transmission connection with the latch rod 10, when the motor 28 is started, the incomplete gear plates 11 can be driven to rotate, the incomplete gear plates 11 on the right side are in transmission connection with the latch rod 10, the incomplete gear plates 11 on the left side are in charge of driving the latch rod 10 to descend, the two sets of incomplete gear plates 11 are in transmission without interference, and after the transmission is finished, the latch rod 10 stays in place due to the effect of friction force, and then realized the function that drives connecting rod 9 and magnetite wheel 21 and reciprocate, realized the process of the cotton 7 that absorbs water of smooth extrusion, and through the mode of linkage, reduced operation flow.
As shown in fig. 4, a planetary disc 14 is fixedly installed on one side of the incomplete gear disc 11, a plurality of sets of rotating rods are fixedly installed on one side of the planetary disc 14, planetary gears 18 are rotatably connected to the outer sides of the rotating rods, a sun gear 16 is fixedly installed on the outer side of the transmission rod 17, the sun gear 16 is in transmission connection with the plurality of sets of planetary gears 18, an inner gear ring 13 is in transmission connection with the outer sides of the plurality of sets of planetary gears 18, a plurality of sets of fixing rods 15 are fixedly installed between the inner gear ring 13 and the housing 32, when the motor 28 is started, the transmission rod 17 and the sun gear 16 are driven to rotate, so as to drive the plurality of sets of planetary gears 18 and the planetary disc 14 to rotate and revolve, and the planetary disc 14 drives the incomplete gear disc 11 to rotate, so as to realize the effect of reducing and increasing the force, and ensure the powerful transmission between the incomplete gear disc 11 and the gear bar 10, the extrusion process can be stably and smoothly carried out.
As shown in fig. 6, the condenser 27 includes a cooling module and a contact assembly, the contact assembly is a contact plate 29, the contact plate 29 is disposed in a hook shape in cross section, the width of the end of the contact plate 29 away from the cooling module is smaller than the width of the end close to the cooling module, and one side of the contact plate 29 is disposed in a central bulge shape, the cooling module is located outside the housing 32, when the cooling module is in operation, the temperature of the contact assembly is reduced, so as to achieve the effect of condensing water vapor, and in cooperation with the shape of the contact plate 29, air sucked by the fan 12 directly impinges on the contact plate 29 and is diffused on the surface of the contact plate 29, since the width of the end of the contact plate 29 away from the cooling module is smaller than the width of the end close to the cooling module, so that the air flows out on the narrower side of the contact plate 29, and the contact area between the air and the contact plate 29 can be increased by the configuration of the contact plate 29, the liquid condensed into water drops flows out from two sides of the contact plate 29, finally is collected to the water outlet 31 and is discharged outwards, so that the efficient water condensation effect is realized, and the drying degree of the air inside the device is further ensured.
A moisture resistant photovoltaic inverter control system adapted for use with any of the moisture resistant photovoltaic inverters, the system comprising:
a processing unit: the processing unit is a photovoltaic inverter body 3 and is used for being connected with photovoltaic equipment, receiving direct current transmitted by the photovoltaic equipment, converting the direct current into alternating current and transmitting the alternating current outwards;
a moisture-proof unit; the moisture-proof unit comprises a dehumidifying component 4 and a ventilating box 5, wherein the dehumidifying component 4 removes moisture inside the device by means of wind power extraction and moisture filtration, and the ventilating box 5 prevents moisture invasion from being reduced by means of moisture filtration;
a control unit: the control unit comprises a control panel 2 and a humidity detector 30, the humidity detector 30 is used for detecting the humidity inside the device and controlling the dehumidification assembly 4 to carry out wind power dehumidification when a preset value is reached, and the control panel 2 is used for controlling the whole device to be turned on and off and adjusting the preset value of the humidity controller 30; through the arrangement of the moisture-proof unit, moisture in air entering the interior from the outside can be partially intercepted by the water absorption cotton 7, so that the passing of water vapor can be effectively reduced, and the device is prevented from being affected with moisture and damaged due to the fact that the water vapor invades the inner side of the device; and when inside humidity was higher, can start dehumidification subassembly 4, it is inboard with the air suction device of device inboard, condense into the drop of water through the steam in the condensation with the air to the inboard drying of device has further been guaranteed to the dry air of exhalation, thereby can protect the device not influenced by humid air.
When the device works, the water absorption cotton 7 is arranged in the ventilation box 5, the water absorption cotton 7 has air permeability and water absorption performance, normal heat dissipation and ventilation of the device can not be hindered, when the outside air is humid, moisture in the air entering the inside from the outside can be intercepted by the water absorption cotton 7, so that the passing of the moisture can be effectively reduced, the moisture is prevented from invading the inner side of the device to cause the damp damage of the device, and when the inside humidity is high, the dehumidifying component 4 can be started to suck the air inside the device into the inner side of the device, the moisture in the air is condensed into water drops through condensation, so that dry air is exhaled, the drying of the inner side of the device is further ensured, and the device can be protected from the damp air; when the device works, the humidity detector 30 is used for detecting the humidity of air, when a preset value is reached, the starting motor 28 is used for driving the fan 12 to rotate, the air inside the device is sucked into the shell 32, the air entering the shell 32 can be in surface contact with the condenser 27, so that the temperature is reduced, water vapor in the air can be condensed into water drops, the dry air can be exhaled, the drying of the inner side of the device is ensured, and the device can be protected from damp air; when the water absorption device works, after a large amount of water is absorbed in the water absorption cotton 7, the filtering effect is easily caused to be low, at the moment, the extrusion assembly moves up and down on the outer side of the water absorption cotton 7, the water in the water absorption cotton 7 can be extruded outwards, water flow is collected through the two groups of collection boxes 8 and then is discharged outwards in a concentrated mode, so that the water vapor filtering effect of the water absorption cotton 7 is guaranteed, and the problem that the device is corroded due to the fact that external moisture invades the inner side of the device is further reduced; when the water absorption cotton extruding machine works, the transmission assembly can drive the magnet wheel 21 to roll on the outer side of the extruding pad 22, and the magnet block 25 can be driven to move on the outer side of the water absorption cotton 7 by matching with the adsorption acting force of the magnet wheel 21 and the magnet block 25, so that the extruding work of the water absorption cotton 7 is realized, and the long-term and efficient water vapor filtering effect of the water absorption cotton 7 is ensured; when the magnetic block extruding machine works, the weight of the magnetic block 25 can be reduced by matching with the concave arrangement of the magnetic block 25, so that the power required for moving the magnetic block 25 is reduced, the magnetic block 25 can be ensured to normally move under the action of adsorption force, and the upper side and the lower side are in an extending state by the arrangement of the trapezoid and the concave, so that the extruding comprehensiveness is ensured, the moisture can be fully extruded, and the sliding stability of the magnetic block 25 can be further ensured by the arrangement of the sliding rod 24; when the water absorption device works, the shape of the breaking blocks 26 is matched, the broken blocks 26 are arranged in an obtuse triangle shape, when the magnet blocks 25 extrude the water absorption cotton 7, the water absorption device is opened from the center and then extrudes towards two sides, the extrusion process that the magnet blocks 25 extrude the water absorption cotton 7 can be assisted, the resistance in the extrusion process is reduced, and the oval arrangement of the end parts can further reduce the extrusion resistance under the condition that the water absorption cotton 7 is not damaged, so that the smooth extrusion process is ensured, and the drying degree of the water absorption cotton 7 is ensured; when the water absorption cotton extruding machine works, when the motor 28 is started, the incomplete gear disc 11 can be driven to rotate, the two groups of incomplete gear discs 11 and the quarter disc-shaped arrangement of the incomplete gear discs are matched, the incomplete gear disc 11 on the right side is responsible for driving the latch rod 10 to ascend, the incomplete gear disc 11 on the left side is responsible for driving the latch rod 10 to descend, the two groups of incomplete gear discs 11 are mutually driven and do not interfere, after the transmission is finished, the latch rod 10 stays in place due to the action of friction force, the function of driving the connecting rod 9 and the magnet wheel 21 to move up and down is further realized, the process of smoothly extruding the water absorption cotton 7 is realized, and the operation flow is reduced through a linkage mode; when the extrusion device works, when the motor 28 is started, the transmission rod 17 and the sun gear 16 are driven to rotate, so that the plurality of groups of planetary gears 18 and the planetary discs 14 are driven to rotate and revolve, and the planetary discs 14 drive the incomplete gear disc 11 to rotate, so that the effect of reducing speed and increasing force is realized, the powerful transmission between the incomplete gear disc 11 and the latch rod 10 is ensured, and the extrusion process can be stably and smoothly carried out; in operation, the refrigeration module can be with the temperature reduction of contact assembly, thereby realize the effect of condensation steam, the shape setting of cooperation contact plate 29, the air inhaled by fan 12 can directly strike on contact plate 29, and spread on the surface of contact plate 29, because the width that refrigeration module one end was kept away from to contact plate 29 is less than the width that is close to refrigeration module one end, make the air can flow in the narrower one side of contact plate 29, form setting through contact plate 29, can increase the area of contact of air and contact plate 29, the condensation is the liquid of drop of water, flow from the both sides of contact plate 29 again, finally collect outlet 31 department, outwards discharge, and then realized the efficient effect of congealing water, further guaranteed the dry degree of the inboard air of device.
The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A photovoltaic inverter that can prevent damp, its characterized in that: including protective housing (1) and photovoltaic inverter body (3), the inboard fixed connection of photovoltaic inverter body (3) and protective housing (1), the outside fixed mounting of protective housing (1) has control panel (2), the rear end fixed mounting of protective housing (1) has ventilation case (5), the both ends of ventilation case (5) are the opening form setting, the inboard fixed mounting of ventilation case (5) has cotton (7) that absorb water, the inboard fixed mounting of protective housing (1) has dehumidification subassembly (4).
2. The moisture tolerant photovoltaic inverter of claim 1, wherein: dehumidification subassembly (4) include shell (32), the inboard fixed mounting of shell (32) has two sets of motors (28), the one end transmission of motor (28) is connected with transfer line (17), the one end fixed mounting of transfer line (17) has fan (12), the outside fixed mounting of motor (28) has moisture detector (30), and the inboard fixed mounting of dehumidification subassembly (4) has a plurality of groups condenser (27), and the both ends of dehumidification subassembly (4) all are the opening form and set up, outlet (31) have been seted up to the bottom of shell (32).
3. The moisture tolerant photovoltaic inverter of claim 1, wherein: the inboard fixed mounting of ventilation case (5) has extrusion pad (22) and otter board (23), one side and otter board (23) fixed connection of cotton (7) absorb water, the top and the equal fixed mounting in bottom of cotton (7) absorb water have collection box (8), the collection box (8) on top are linked together with the collection box (8) of bottom, and the bottom fixed mounting of the collection box (8) of bottom has the drain pipe, fixed mounting has penetrating plate (20) between collection box (8) and the cotton (7) that absorbs water, the outside of cotton (7) that absorbs water is provided with the extrusion subassembly.
4. The moisture tolerant photovoltaic inverter of claim 3, wherein: the extrusion subassembly includes magnet piece (25) and magnetite wheel (21), magnet piece (25) are located the one side of cotton (7) that absorbs water, one side that extrusion pad (22) are located in magnetite wheel (21), the one end of magnetite wheel (21) is provided with drive assembly.
5. The moisture tolerant photovoltaic inverter of claim 4, wherein: magnet piece (25) are rectangular shape setting, and the cross-section of magnet piece (25) is trapezoidal setting, magnet piece (25) are kept away from one side of cotton (7) that absorbs water and are concave setting, run through one side fixed mounting of magnet piece (25) has slide bar (24), the both ends of slide bar (24) all with the inboard sliding connection of ventilation case (5).
6. The moisture tolerant photovoltaic inverter of claim 5, wherein: one end fixed mounting of magnet piece (25) has breaking piece (26), breaking piece (26) transversal obtuse triangle of personally submitting, the vertical cross-section of breaking piece (26) is the semiellipse shape setting.
7. The moisture tolerant photovoltaic inverter of claim 4, wherein: the transmission assembly comprises a connecting rod (9), one end of the connecting rod (9) is connected with the inner side of a magnet wheel (21) in a sliding mode, a clamping tooth rod (10) is fixedly mounted at the bottom end of the middle of the connecting rod (9), a incomplete gear disc (11) is arranged on the outer side of a transmission rod (17), the incomplete gear disc (11) is in a quarter disc shape and is arranged in a two-group mode, and the incomplete gear disc (11) is in transmission connection with the clamping tooth rod (10).
8. The moisture tolerant photovoltaic inverter of claim 7, wherein: one side fixed mounting of incomplete toothed disc (11) has planet dish (14), one side fixed mounting of planet dish (14) has a plurality of bull sticks of organizing, the outside of bull stick is rotated and is connected with planetary gear (18), the outside fixed mounting of transfer line (17) has sun gear (16), sun gear (16) are connected with a plurality of planetary gear (18) transmissions of organizing, a plurality of groups the outside transmission of planetary gear (18) is connected with interior gear ring (13), fixed mounting has a plurality of dead levers (15) of organizing between interior gear ring (13) and shell (32).
9. The moisture tolerant photovoltaic inverter of claim 2, wherein: condenser (27) are including refrigeration module and contact assembly, contact assembly is contact plate (29), the cross-section of contact plate (29) is the hook-shaped setting, and contact plate (29) keep away from the width that refrigeration module one end is less than the width that is close to refrigeration module one end, and one side of contact plate (29) is central hump form and sets up, the refrigeration module is located the outside of shell (32).
10. The utility model provides a can dampproofing photovoltaic inverter's control system which characterized in that: the control system is adapted for use with the moisture tolerant photovoltaic inverter of any one of claims 1 to 9, the system comprising:
a processing unit: the processing unit is a photovoltaic inverter body (3) and is used for being connected with photovoltaic equipment, receiving direct current transmitted by the photovoltaic equipment, converting the direct current into alternating current and transmitting the alternating current outwards;
a moisture-proof unit; the moisture-proof unit comprises a dehumidifying component (4) and a ventilating box (5), wherein the dehumidifying component (4) removes moisture inside the device by means of wind power extraction and moisture filtration, and the ventilating box (5) prevents moisture invasion from being reduced by means of moisture filtration;
a control unit: the control unit comprises a control panel (2) and a humidity detector (30), wherein the humidity detector (30) is used for detecting the humidity inside the device and controlling the dehumidifying component (4) to carry out wind power dehumidification when a preset value is reached, and the control panel (2) is used for controlling the whole device to be opened and closed and adjusting the preset value of the humidity controller (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111521429.1A CN114204829A (en) | 2021-12-13 | 2021-12-13 | Damp-proof photovoltaic inverter and control system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111521429.1A CN114204829A (en) | 2021-12-13 | 2021-12-13 | Damp-proof photovoltaic inverter and control system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114204829A true CN114204829A (en) | 2022-03-18 |
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ID=80653144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111521429.1A Withdrawn CN114204829A (en) | 2021-12-13 | 2021-12-13 | Damp-proof photovoltaic inverter and control system thereof |
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| Country | Link |
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| CN (1) | CN114204829A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115384948A (en) * | 2022-08-25 | 2022-11-25 | 杭州市第九人民医院 | Cabinet is stored to visual chinese-medicinal material based on automatic monitoring |
-
2021
- 2021-12-13 CN CN202111521429.1A patent/CN114204829A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115384948A (en) * | 2022-08-25 | 2022-11-25 | 杭州市第九人民医院 | Cabinet is stored to visual chinese-medicinal material based on automatic monitoring |
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Application publication date: 20220318 |
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