CN220107026U - Photovoltaic power plant dc-to-ac converter monitoring communication equipment - Google Patents
Photovoltaic power plant dc-to-ac converter monitoring communication equipment Download PDFInfo
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- CN220107026U CN220107026U CN202321279102.2U CN202321279102U CN220107026U CN 220107026 U CN220107026 U CN 220107026U CN 202321279102 U CN202321279102 U CN 202321279102U CN 220107026 U CN220107026 U CN 220107026U
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- dtu terminal
- dust
- dtu
- photovoltaic power
- connecting rod
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 25
- 238000004891 communication Methods 0.000 title claims abstract description 17
- 239000000428 dust Substances 0.000 claims abstract description 37
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 210000004209 hair Anatomy 0.000 claims abstract description 7
- 230000017525 heat dissipation Effects 0.000 claims description 12
- 241000883990 Flabellum Species 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000002265 prevention Effects 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of monitoring communication equipment, and discloses photovoltaic power station inverter monitoring communication equipment, which comprises a DTU terminal, wherein the top of the DTU terminal is communicated with an air inlet shell; according to the utility model, the air inlet shell is arranged at the top of the DTU terminal and is matched with the use of the air duct, when the motor in the air inlet shell drives the fan blades on the connecting rod to rotate, external air flow enters the air inlet shell through the air duct, dust in air can be filtered through the use of dustproof felt hairs in the air duct, the dust is prevented from entering the DTU terminal, the service life of monitoring data of the inverter is prolonged, the front of the DTU terminal is provided with the dustproof plate matched with the DTU terminal connection socket, and when the DTU terminal connection socket is not used, the baffle plate on the dustproof plate can seal the DTU terminal connection socket to prevent the dust from entering, and the stability of the connection of the inverter and the DTU terminal and the data transmission normality are ensured.
Description
Technical Field
The utility model relates to the technical field of monitoring communication equipment, in particular to photovoltaic power station inverter monitoring communication equipment.
Background
The photovoltaic inverter has the main function of converting direct current generated by the solar panel into alternating current used by household appliances, the electricity generated by the solar panel can be output outwards only through the processing of the inverter, meanwhile, the photovoltaic grid-connected inverter needs to work within a specified power grid voltage range and can be monitored in real time and synchronous with the power grid voltage, and when the inverter detects that the power grid voltage exceeds the specified range, the inverter needs to trip to stop working so as to ensure equipment safety and protect personal safety of operators. The inverter is also called a power regulator and a power regulator, the remote parameter monitoring of the photovoltaic inverter is an indispensable part of a photovoltaic system, high voltage exists in an inverter cabinet, an operator generally cannot open a cabinet door for monitoring, a DTU terminal can be used for remotely monitoring the conditions of disconnection, overcurrent, overvoltage, overheat and the like of the inverter, the parameter acquisition, the data monitoring and the all-weather online of the inverter are seamlessly compatible, and the parameters are automatically uploaded to a photovoltaic system data monitoring server through a wireless cellular internet.
And traditional DTU terminal still has certain problem when using, for example traditional DTU terminal can be in order to give terminal inside heat dissipation, can set up the louvre on the terminal and dispel the heat to it, and traditional louvre lacks dustproof measure, still can make outside dust enter into the inside of DTU terminal when dispelling the heat, cause the poor condition emergence of DTU terminal internal component contact, and when the data of DTU terminal to the dc-to-ac converter is received, DTU terminal internal component carries out work, its internal component can continuously produce the temperature, and traditional DTU terminal natural heat dissipation can't satisfy radiating demand, the inside component of DTU terminal is liable to be because of the ageing condition emergence that causes high temperature, influence its life, simultaneously, DTU terminal interface is more, can appear that some interfaces do not use the condition to take place, and these interfaces that do not use are in the long-time vacant back, the inside can be adhered with the dust, when if need to use these interfaces, cause the external plug to insert the condition emergence that causes the poor condition of contact because of dust easily, influence data transmission's stability.
Disclosure of Invention
The utility model aims to provide a photovoltaic power station inverter monitoring communication device, which has the advantages of good heat dissipation effect, dust prevention and dust inlet prevention of an interface, and solves the problems that in order to dissipate heat inside a terminal, a traditional DTU terminal is provided with heat dissipation holes for dissipating heat, the traditional heat dissipation holes lack dust prevention measures, external dust enters the DTU terminal when the traditional heat dissipation holes dissipate heat, poor contact of internal elements of the DTU terminal occurs, the DTU terminal works on the internal elements of the DTU terminal when the DTU terminal receives data of the inverter, the internal elements of the DTU terminal continuously generate temperature, the traditional DTU terminal naturally dissipates heat and can not meet the heat dissipation requirement, the ageing of the internal elements of the DTU terminal is easy to occur due to high temperature, the service life of the DTU terminal is influenced, meanwhile, interfaces of the DTU terminal are more, the interfaces are not used, dust is attached to the inside of the interfaces after the interfaces are empty for a long time, poor contact caused by the dust is easy to cause after the external plugs are inserted when the interfaces are needed, and the stability of data is influenced.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a photovoltaic power plant dc-to-ac converter monitoring communication equipment, includes the DTU terminal, the top intercommunication at DTU terminal has the shell that admits air, the front intercommunication of shell that admits air has the wind channel, the inside of shell that admits air is provided with the connecting rod, the quantity of connecting rod is two, the surface bolt of connecting rod has the flabellum, the inside of shell that admits air is provided with the motor with the connecting rod bolt, the inside bolt of shell that admits air has the dead lever that is connected through the bearing rotation with the connecting rod, the inside bonding in wind channel has dustproof felt hair, the front at DTU terminal is provided with the dust guard, the logical groove that uses with the cooperation of DTU terminal connection socket has all been seted up to the front of dust guard, the sliding tray with logical groove intercommunication is all seted up to the top and the bottom, the inside sliding connection of sliding tray has the baffle.
The utility model further provides that the surface of the motor is symmetrically bolted with a clamping block, and the other end of the clamping block is bolted with the air inlet shell.
The technical scheme is adopted: and limiting the motor.
The utility model is further characterized in that the surface of the connecting rod is fixedly sleeved with the rotating wheels, and the two rotating wheels are connected through a belt in a transmission way.
The technical scheme is adopted: the motor is convenient to drive the two connecting rods to rotate simultaneously.
The utility model further provides that the front surface of the DTU terminal is provided with the heat dissipation groove, and the inside of the heat dissipation groove is provided with the dustproof grating.
The technical scheme is adopted: air inside the DTU terminal is conveniently discharged.
The utility model further provides that both sides of the DTU terminal are connected with fixing blocks bolted with the dust guard through bolts and threads.
The technical scheme is adopted: and limiting the dust guard.
The utility model further provides that the two sides of the baffle are uniformly provided with the limiting blocks, and the tops of the dust-proof plates are bolted with the flexible clamping seats matched with the limiting blocks.
The technical scheme is adopted: and limiting the baffle.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the top of the DTU terminal is provided with the air inlet shell, and the air inlet shell is matched with the use of the air channel, when the motor in the air inlet shell drives the fan blades on the connecting rod to rotate, external air flow enters the air inlet shell through the air channel, dust in the air can be filtered through the use of dustproof felt hairs in the air channel, the dust is prevented from entering the DTU terminal, the heat dissipation is ensured, the dust is prevented from entering at the same time, and the service life of the inverter monitoring data is prolonged;
according to the utility model, the dustproof plate matched with the DTU terminal connection socket is arranged on the front surface of the DTU terminal, when the DTU terminal connection socket is not used, the baffle plate on the dustproof plate can seal the DTU terminal connection socket, so that dust is prevented from entering, and the stability of the connection of the inverter and the DTU terminal and the normal property of data transmission are ensured.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a partial structure of the present utility model;
FIG. 3 is a schematic view of a partial structure of the present utility model;
FIG. 4 is an enlarged view of the utility model at A in FIG. 1;
FIG. 5 is a partial cross-sectional view of the present utility model;
fig. 6 is a partial structural cross-sectional view of the present utility model.
In the figure: 1. a DTU terminal; 2. an air inlet shell; 3. an air duct; 4. a connecting rod; 5. a fan blade; 6. a motor; 7. a fixed rod; 8. dustproof felt hair; 9. a dust-proof plate; 10. a through groove; 11. a sliding groove; 12. a baffle; 13. a clamping block; 14. a rotating wheel; 15. a heat sink; 16. a fixed block; 17. and a limiting block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1:
please see fig. 1, fig. 2, fig. 5 and fig. 6, a photovoltaic power plant inverter monitoring communication equipment, including DTU terminal 1, the radiating groove 15 has been seted up in the front of DTU terminal 1, and the internally mounted of radiating groove 15 has dustproof grid, make things convenient for the inside air discharge of DTU terminal 1, the top intercommunication of DTU terminal 1 has inlet casing 2, inlet casing 2's front intercommunication has wind channel 3, inlet casing 2's inside is provided with connecting rod 4, connecting rod 4's fixed surface has cup jointed rotor 14, connect through belt drive between two rotor 14, make things convenient for motor 6 to drive two connecting rods 4 and rotate simultaneously, the quantity of connecting rod 4 is two, connecting rod 4's surface latch blade 5 has, inlet casing 2's inside is provided with motor 6 with connecting rod 4 latch dog 13, motor 6's surface symmetry latch dog 13's the other end and inlet casing 2 latch dog, limit for motor 6, inlet casing 2's inside latch dog has the dead lever 7 of passing through bearing rotation connection with connecting rod 4, the inside bonding in wind channel 3 has dustproof hair 8, the inside of fan blade 3, the inside of fan blade 4 is equipped with the inside of motor 1 through the inside of DTU terminal 1 when the inside is equipped with the inside of fan blade 2, the inside is equipped with the inside air channel 2, the inside dust filter 3 is prevented to be used to the inside dust filter, the inside dust of the fan 3 is prevented from entering into the inside dust filter 3 when the inside the air channel is detected through the inside of the air channel 2, the inside has been used for the inside dust filter 3, the inside has been prevented to be used to prevent the inside dust, the inside dust to be driven in the inside filter case 2, the inside has been filled into the inside dust filter case.
The use process is briefly described: when this DTU terminal 1 carries out data monitoring communication to the dc-to-ac converter, the inside motor 6 of shell 2 starts admitting air, when the inside motor 6 of shell 2 drives the flabellum 5 rotation above the connecting rod 4 admittedly, outside air current enters into the shell 2 inside admitting air through wind channel 3, through the use of dustproof felt hair 8 in wind channel 3, can filter the dust in the air, prevent that the dust from entering into the inside of DTU terminal 1, prevent the entering of dust when the guarantee is radiating, extension is to the life-span of inverter monitoring data work.
Example 2:
referring to fig. 1, fig. 3 and fig. 4, a photovoltaic power station inverter monitoring communication device, the front of a DTU terminal 1 is provided with a dust-proof plate 9, the front of the dust-proof plate 9 is provided with a through groove 10 matched with a connection socket of the DTU terminal 1, the top and the bottom of the dust-proof plate 9 are provided with sliding grooves 11 communicated with the through groove 10, the inside of the sliding grooves 11 is slidingly connected with a baffle 12, both sides of the baffle 12 are integrally processed with a limiting block 17, the top of the dust-proof plate 9 is bolted with a flexible clamping seat matched with the limiting block 17, the baffle 12 is limited, both sides of the DTU terminal 1 are connected with a fixed block 16 bolted with the dust-proof plate 9 through bolts, the dust-proof plate 9 matched with the connection socket of the DTU terminal 1 is mounted on the front of the DTU terminal 1, when the connection socket of the DTU terminal 1 is not used, the baffle 12 above the dust-proof plate 9 can seal the connection socket of the DTU terminal 1, the entering of dust is prevented, and the stability of the connection of the inverter and the DTU terminal 1 and the normal data transmission are guaranteed.
The use process is briefly described: through install the dust guard 9 that uses with DTU terminal 1 connection socket cooperation in the front of DTU terminal 1, when the connection socket of DTU terminal 1 is not used, the baffle 12 above the dust guard 9 can seal the connection socket of DTU terminal 1, prevents the entering of dust, ensures the stability and the data transmission's of dc-to-ac converter and DTU terminal 1 connection normal nature.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Photovoltaic power plant dc-to-ac converter monitoring communication equipment, including DTU terminal (1), its characterized in that: the utility model discloses a DTU terminal, including DTU terminal (1), including DTU terminal (2), inlet casing (2), air duct (3) are had in the top intercommunication of DTU terminal (1), the inside of inlet casing (2) is provided with connecting rod (4), the quantity of connecting rod (4) is two, the surface bolt of connecting rod (4) has flabellum (5), the inside of inlet casing (2) is provided with motor (6) with connecting rod (4) bolt, the inside bolt of inlet casing (2) has dead lever (7) through bearing swivelling joint with connecting rod (4), the inside bonding of air duct (3) has dustproof felt hair (8), the front of DTU terminal (1) is provided with dust guard (9), through groove (10) with DTU terminal (1) connection socket cooperation use have all been seted up to the top and the bottom of dust guard (9), the inside sliding connection of sliding groove (11) has baffle (12).
2. A photovoltaic power plant inverter monitoring communication device according to claim 1, characterized in that: the surface of the motor (6) is symmetrically bolted with a clamping block (13), and the other end of the clamping block (13) is bolted with the air inlet shell (2).
3. A photovoltaic power plant inverter monitoring communication device according to claim 1, characterized in that: the surface of the connecting rod (4) is fixedly sleeved with rotating wheels (14), and the two rotating wheels (14) are connected through belt transmission.
4. A photovoltaic power plant inverter monitoring communication device according to claim 1, characterized in that: the front of the DTU terminal (1) is provided with a heat dissipation groove (15), and the inside of the heat dissipation groove (15) is provided with a dustproof grid.
5. A photovoltaic power plant inverter monitoring communication device according to claim 1, characterized in that: both sides of the DTU terminal (1) are connected with fixing blocks (16) which are bolted with the dust-proof plate (9) through bolt threads.
6. A photovoltaic power plant inverter monitoring communication device according to claim 1, characterized in that: limiting blocks (17) are integrally machined on two sides of the baffle (12), and flexible clamping seats matched with the limiting blocks (17) are bolted to the tops of the dustproof plates (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321279102.2U CN220107026U (en) | 2023-05-25 | 2023-05-25 | Photovoltaic power plant dc-to-ac converter monitoring communication equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321279102.2U CN220107026U (en) | 2023-05-25 | 2023-05-25 | Photovoltaic power plant dc-to-ac converter monitoring communication equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220107026U true CN220107026U (en) | 2023-11-28 |
Family
ID=88870702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321279102.2U Active CN220107026U (en) | 2023-05-25 | 2023-05-25 | Photovoltaic power plant dc-to-ac converter monitoring communication equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220107026U (en) |
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2023
- 2023-05-25 CN CN202321279102.2U patent/CN220107026U/en active Active
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