CN116017955A - Heat abstractor of photovoltaic grid-connected inverter - Google Patents
Heat abstractor of photovoltaic grid-connected inverter Download PDFInfo
- Publication number
- CN116017955A CN116017955A CN202310089962.8A CN202310089962A CN116017955A CN 116017955 A CN116017955 A CN 116017955A CN 202310089962 A CN202310089962 A CN 202310089962A CN 116017955 A CN116017955 A CN 116017955A
- Authority
- CN
- China
- Prior art keywords
- wall
- air
- heat dissipation
- assembly
- air inlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- 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
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a radiating device of a photovoltaic grid-connected inverter, which comprises an inverter component, wherein the inverter component comprises a front equipment section and a rear radiating section, the front equipment section is movably connected with the rear radiating section, two sides of the outer wall of the rear radiating section are provided with air inlet grids, a filter screen is arranged in the air inlet grids, and the top end of the rear radiating section is provided with an air outlet grid. According to the invention, the air inlet grille and the air outlet grille are arranged, the air is extracted through the starting of the fan, the heat exchange of the equipment is realized, the heat dissipation operation is completed, in order to avoid dust blocking the air inlet grille of the equipment, the compressed air is output through the motor drive in a linked mechanical transmission mode, the original air outlet end of the equipment is closed by taking the compressed air as a power source, the outside air is filtered through the other channel and then extracted to the inner cavity of the equipment, the back blowing is realized through the original air inlet end, and the back blowing is carried out on the filtering device on the surface of the air inlet grille, so that the dust is effectively cleaned.
Description
Technical Field
The invention relates to the technical field of photovoltaic grid-connected inverters, in particular to a heat dissipation device of a photovoltaic grid-connected inverter.
Background
The photovoltaic power generation system is mainly a direct current system, namely, the electric energy generated by a solar battery is used for charging a storage battery, and the storage battery is used for directly supplying power to a load, such as a solar user lighting system in northwest regions of China and a microwave station power supply system far away from a power grid are both direct current systems, which mainly provide various power source conversion and access schemes for various renewable energy power generation systems such as solar photovoltaic power generation, wind power generation, fuel cell power generation, small hydroelectric power generation and the like, and the photovoltaic grid-connected inverter is mainly applied to renewable energy grid-connected power generation systems, grid-separated village power supply systems and household power supply systems, and can provide power for communication, traffic, street lamp lighting and the like in regions where the power grid is difficult to extend, wherein the grid-connected inverter is a special inverter, and besides the direct current can be converted into alternating current, the output alternating current can be synchronous with the frequency and the phase of the commercial power, and the output alternating current can return to the commercial power. Grid-tied inverters are commonly used in some dc voltage source and grid-connected applications.
In the use of the photovoltaic grid-connected inverter, direct current conversion operation is carried out in the photovoltaic grid-connected inverter for a long time, a large amount of heat is generated, heat dissipation equipment is required to be arranged in the photovoltaic grid-connected inverter for continuous heat dissipation, the photovoltaic grid-connected inverter is influenced by the use environment, a filtering device is arranged at an air inlet end of the photovoltaic grid-connected inverter in the process of realizing heat exchange through air circulation, dust is prevented from directly entering the photovoltaic grid-connected inverter to influence the use safety of the photovoltaic grid-connected inverter, however, more dust is accumulated on the surface of the photovoltaic grid-connected inverter to influence the air inlet amount, the heat dissipation effect of the photovoltaic grid-connected inverter is influenced, and long-time safe use of the photovoltaic grid-connected inverter is not facilitated.
Disclosure of Invention
This section is intended to outline some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description summary and in the title of the application, to avoid obscuring the purpose of this section, the description summary and the title of the invention, which should not be used to limit the scope of the invention.
The present invention has been made in view of the problems occurring in the prior art.
Therefore, the technical problem to be solved by the invention is that dust accumulation on the surface of the photovoltaic grid-connected inverter is more, the air inlet is influenced, the heat dissipation effect of equipment is influenced, and the long-time safe use of the equipment is not facilitated.
In order to solve the technical problems, the invention provides the following technical scheme: the heat dissipation device of the photovoltaic grid-connected inverter comprises an inverter assembly, wherein the inverter assembly comprises a front equipment section and a rear heat dissipation section, the front equipment section is movably connected with the rear heat dissipation section, air inlet grids are arranged on two sides of the outer wall of the rear heat dissipation section, a filter screen is arranged in the air inlet grids, and an air outlet grid is arranged at the top end of the rear heat dissipation section;
the traction back-blowing module comprises a traction component and a back-blowing component, and the traction component is movably connected with the back-blowing component;
the power output module comprises an output assembly, a linkage assembly, an air extraction assembly and an air collection assembly, wherein the output assembly is respectively and movably connected with the linkage assembly and the air extraction assembly, and the air extraction assembly and the air collection assembly are movably connected.
As a preferable scheme of the heat dissipation device of the photovoltaic grid-connected inverter, the invention comprises the following steps: the traction assembly comprises a screw, a first gear and a screw block, wherein the first gear and the screw block are arranged on the outer wall of the screw, two ends of the screw are movably connected with side plates, and one end of each side plate is connected with the inner wall of the heat dissipation rear section.
As a preferable scheme of the heat dissipation device of the photovoltaic grid-connected inverter, the invention comprises the following steps: the screw block outer wall is connected with the sliding rod, one end of the sliding rod is connected with the first sliding rail in a sliding mode, and the first sliding rail is connected with the inner wall of the heat dissipation rear section through the mounting plate.
As a preferable scheme of the heat dissipation device of the photovoltaic grid-connected inverter, the invention comprises the following steps: the back blowing assembly comprises an air outlet spray head, an air pipe and a limiting sliding plate, one end of the air pipe is connected with the outer wall of the screw block, one end of the air outlet spray head is communicated with the air pipe, one end of the air pipe is connected with the limiting sliding plate, one end of the limiting sliding plate is slidably connected with a second sliding rail, and one end of the second sliding rail is connected with the inner wall of the rear section of heat dissipation.
As a preferable scheme of the heat dissipation device of the photovoltaic grid-connected inverter, the invention comprises the following steps: the output assembly comprises a fixed plate, a motor and a second gear, one end of the fixed plate is connected with the inner wall of the heat dissipation rear section, the motor is arranged on the outer wall of the fixed plate, the output end of the motor is connected with the second gear, and the second gear is meshed with the first gear.
As a preferable scheme of the heat dissipation device of the photovoltaic grid-connected inverter, the invention comprises the following steps: the linkage assembly comprises a linkage rod, a third gear and a rotating disc, one end of the linkage rod penetrates through the fixed plate, the two ends of the linkage rod are respectively connected with the third gear and the rotating disc, the third gear is meshed with the second gear, and the outer wall of the rotating disc is connected with a rotating pin.
As a preferable scheme of the heat dissipation device of the photovoltaic grid-connected inverter, the invention comprises the following steps: the air extraction assembly comprises a compression cylinder and a compression rod, the compression cylinder is arranged on the inner wall of the rear section of heat dissipation, one end of the compression rod is movably connected with the rotating pin, one end of the compression rod is movably connected with the piston, one end of the piston is connected with the first spring, and one end of the first spring is connected with the inner wall of the compression cylinder.
As a preferable scheme of the heat dissipation device of the photovoltaic grid-connected inverter, the invention comprises the following steps: the air inlet end of the compression cylinder is communicated with the air inlet pipe, one end of the air inlet pipe is communicated with the outer wall of the heat dissipation rear section, and an air inlet check valve is arranged on the surface of the air inlet pipe.
As a preferable scheme of the heat dissipation device of the photovoltaic grid-connected inverter, the invention comprises the following steps: the gas collection assembly comprises a first gas pipe, a gas collection tank, a second gas pipe and a third gas pipe, the gas collection tank is arranged on the inner wall of the heat dissipation rear section, two ends of the first gas pipe are respectively communicated with the compression cylinder and the gas collection tank, the second gas pipe and the third gas pipe are communicated with the gas outlet end of the gas collection tank, and one end of the third gas pipe is communicated with the gas pipe.
As a preferable scheme of the heat dissipation device of the photovoltaic grid-connected inverter, the invention comprises the following steps: the power take off module includes the closure assembly, the closure assembly includes drive storehouse, propelling rod and closing plate, the drive storehouse sets up in heat dissipation back end inner wall, the closing plate sets up in the drive storehouse inner wall, propelling rod one end is connected with the closing plate, propelling rod one end runs through the drive storehouse and connects the arc shrouding, closing plate outer wall connection second spring, second spring one end and drive storehouse inner wall connection, second trachea one end and drive storehouse outer wall intercommunication, drive storehouse outer wall intercommunication relief valve.
The invention has the beneficial effects that: according to the invention, the air inlet grille and the air outlet grille are arranged, the air is extracted through the starting of the fan, the heat exchange of the equipment is realized, the heat dissipation operation is completed, in order to avoid dust blocking the air inlet grille of the equipment, the motor is used for driving and outputting compressed air in a linked mechanical transmission mode, the compressed air is used as a power source to seal the original air outlet end of the equipment, the outside air is filtered through the other channel and then extracted to the inner cavity of the equipment, the original air inlet end is used for blowing out, the back blowing is realized, the filtering device on the surface of the air inlet grille is used for effectively cleaning dust, and the smoothness of air circulation in the heat dissipation process of the equipment is ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:
fig. 1 is an external view of an inverter according to an embodiment of the present invention.
Fig. 2 is a diagram illustrating installation structures of a traction blowback module and a power take-off module in an embodiment of the present invention.
Fig. 3 is a schematic diagram of a traction blowback module according to an embodiment of the present invention.
Fig. 4 is a schematic diagram of a partial enlarged structure at Q in fig. 2 according to an embodiment of the present invention.
Fig. 5 is a block diagram of the installation of a closure assembly in an embodiment of the invention.
FIG. 6 is a schematic diagram of a pumping assembly and a gas collecting assembly according to an embodiment of the present invention.
Fig. 7 is a schematic view of a closure assembly according to an embodiment of the present invention.
Fig. 8 is a schematic view of the internal structure of a driving bin according to an embodiment of the invention.
Detailed Description
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present invention is not limited to the specific embodiments disclosed below.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1 to 8, in a first embodiment of the present invention, there is provided a heat dissipating device of a photovoltaic grid-connected inverter, an inverter assembly 100, where the inverter assembly 100 includes a front device section 101 and a rear heat dissipating section 102, the front device section 101 and the rear heat dissipating section 102 are movably connected, two sides of an outer wall of the rear heat dissipating section 102 are provided with air inlet grids 104, a filter screen is arranged in the air inlet grids 104, and an air outlet grid 103 is provided at a top end of the rear heat dissipating section 102;
at the top of heat dissipation back end 102 inner chamber, with the position that the grid 103 is relative of giving vent to anger, install the drive fan, and the direction of giving vent to anger of fan is towards the external world, in the equipment use, through the start-up of fan, with the hot air in dc-to-ac converter inner chamber through the grid 103 of giving vent to anger, the equipment inner chamber exists the negative pressure promptly, under the effect of air pressure, the external air gets into the equipment inner chamber through the grid 104 of giving vent to anger to the realization equipment and external air's heat exchange.
It should be noted that, due to the influence of the use environment of the device, more dust exists in the outside air, and the inner cavity of the air inlet grille 104 needs to be additionally provided with a filter device such as filter cotton, so that the situation that the outside dust directly enters the inner cavity of the device and falls on the surface of an electronic element in the air flow process, thereby causing the use of the device to have potential safety hazards is avoided.
The traction back-blowing module 200, wherein the traction back-blowing module 200 comprises a traction component 201 and a back-blowing component 202, and the traction component 201 is movably connected with the back-blowing component 202.
The power output module 300, the power output module 300 includes output assembly 301, linkage assembly 302, bleed subassembly 303 and gas collecting assembly 304, and output assembly 301 is with linkage assembly 302 and bleed subassembly 303 swing joint respectively, bleed subassembly 303 and gas collecting assembly 304 swing joint.
The traction assembly 201 is connected with the output assembly 301, power output is provided for the traction assembly 201 through the output assembly 301, when the output assembly 301 is started, the traction assembly 201 is linked, and the output end of the traction assembly 201 drives the back-blowing assembly 202 to reciprocate.
When the output assembly 301 outputs mechanical driving force, the linkage assembly 302 is linked therewith, and drives the air extraction assembly 303 to perform air compression operation, compressed air is stored by the air collection assembly 304, and after reaching a predetermined pressure value, the compressed air is transmitted to the back-blowing assembly 202, and back-blowing operation is performed by the back-blowing assembly 202, so that dust adhered to the surface of the air inlet grille 104 is back-blown.
Example 2
Referring to fig. 2 to 4, a second embodiment of the present invention is based on the previous embodiment.
The traction assembly 201 comprises a screw 201a, a first gear 201b and a screw block 201d, wherein the first gear 201b and the screw block 201d are arranged on the outer wall of the screw 201a, two ends of the screw 201a are movably connected with a side plate 201f, and one end of the side plate 201f is connected with the inner wall of the heat dissipation rear section 102.
When the recoil operation is performed, the traction assembly 201 receives the mechanical transmission force output by the output assembly 301, drives the first gear 201b to rotate, drives the screw 201a to rotate through the rotation of the first gear 201b, drives the screw 201d to move through the rotation of the screw 201a, and outputs the reciprocating driving force through the movement of the screw 201 d.
The outer wall of the screw block 201d is connected with a sliding rod 201e, one end of the sliding rod 201e is connected with a first sliding rail 201c in a sliding mode, and the first sliding rail 201c is connected with the inner wall of the heat dissipation rear section 102 through a mounting plate.
The sliding rod 201e is driven to move in the inner cavity of the first sliding rail 201c through movement of the screw block 201d, and the sliding rod 201e is limited through the first sliding rail 201c, so that the screw block 201d is limited, the phenomenon that the screw block 201d is deviated and skewed in the moving process is avoided, and the stability of equipment in use is ensured.
The blowback subassembly 202 includes the shower nozzle 202a of giving vent to anger, trachea 202b and spacing slide 202c, and trachea 202b one end and spiral shell piece 201d outer wall connection give vent to anger shower nozzle 202a one end and trachea 202b intercommunication, and trachea 202b one end and spacing slide 202c are connected, and spacing slide 202c one end sliding connection second slide rail 202d, second slide rail 202d one end and heat dissipation back end 102 inner wall connection.
During the movement of the screw block 201d, the screw block drives the air pipe 202b to integrally move, and during the movement of the air pipe 202b, the air outlet nozzle 202a on the surface of the screw block moves to sweep the surface of the air inlet grille 104. Along with the positive and negative switching of the power output direction of the output assembly 301, the screw 201a drives the screw block 201d to reciprocate.
When the air pipe 202b reciprocates, the air pipe 202b drives the limiting slide plate 202c to slide in the inner cavity of the second slide rail 202d, and the phenomenon that the air pipe 202b shakes and skews in the moving process can be effectively avoided through the limiting of the limiting slide plate 202c, so that the stability of the equipment in use is ensured.
Example 3
Referring to fig. 3, 6 to 8, a third embodiment of the present invention is based on the above two embodiments.
The output assembly 301 includes a fixed plate 301a, a motor 301b and a second gear 301c, one end of the fixed plate 301a is connected with the inner wall of the heat dissipation rear section 102, the motor 301b is disposed on the outer wall of the fixed plate 301a, the output end of the motor 301b is connected with the second gear 301c, and the second gear 301c is meshed with the first gear 201 b.
In the process of starting the device to blow back, a mechanical transmission force is output through the motor 301b, so that the second gear 301c is driven to rotate, and the first gear 201b and the third gear 302b are driven to be linked through the rotation of the second gear 301 c.
It should be noted that, the gear ratios of the second gear 301c and the first gear 201b are different from the gear ratio of the third gear 302b, and the rotation speed of the first gear 201b is slower, and the rotation speed of the third gear 302b is faster, that is, the rotation speed of the screw 201a drives the screw 201d to move is slower, so that the air pipe 202b can move slowly to perform full and complete back blowing.
And the third gear 302b rotates faster, so that it drives the rotating disc 302c to rotate faster, thereby performing faster air compression and facilitating faster output of compressed air.
The linkage assembly 302 comprises a linkage rod 302a, a third gear 302b and a rotating disc 302c, one end of the linkage rod 302a penetrates through the fixed plate 301a, two ends of the linkage rod 302a are respectively connected with the third gear 302b and the rotating disc 302c, the third gear 302b is meshed with the second gear 301c, and the outer wall of the rotating disc 302c is connected with the rotating pin 302d.
The rotation of the third gear 302b drives the link lever 302a to rotate, the rotation of the link lever 302a drives the rotation plate 302c to rotate, and the rotation of the rotation plate 302c drives the rotation pin 302d to rotate.
The air extraction component 303 comprises a compression cylinder 303a and a compression rod 303c, the compression cylinder 303a is arranged on the inner wall of the heat dissipation rear section 102, one end of the compression rod 303c is movably connected with the rotating pin 302d, one end of the compression rod 303c is movably connected with the piston 303e, one end of the piston 303e is connected with the first spring 303d, and one end of the first spring 303d is connected with the inner wall of the compression cylinder 303a.
The compression rod 303c is driven to reciprocate by the rotation of the rotation pin 302d, and the piston 303e is driven to reciprocate in the inner cavity of the compression cylinder 303a by the reciprocation of the compression rod 303c, thereby realizing the air compression operation.
Note that, the reciprocating motion of the piston 303e is unchanged regardless of the forward rotation and the reverse rotation of the motor 301b, so that the output of the compressed air is unchanged regardless of the forward rotation and the reverse rotation of the motor 301 b.
During the movement of the piston 303e, the first spring 303d is compressed to deform, and the movement of the piston 303e is more stable and smooth through deformation energy storage of the first spring 303d, so that stable compression output of air is ensured.
The air inlet end of the compression cylinder 303a is communicated with the air inlet pipe 303b, one end of the air inlet pipe 303b is communicated with the outer wall of the heat dissipation rear section 102, and an air inlet check valve is arranged on the surface of the air inlet pipe 303 b.
In the air compression process, external air enters the inner cavity of the compression cylinder 303a through the air inlet pipe 303b, compressed air backflow can be effectively avoided through the arrangement of the air inlet check valve, and the air inlet pipe 303b is internally provided with a filtering device, so that external dust is prevented from entering the compression cylinder 303a.
The gas collecting assembly 304 comprises a first gas pipe 304a, a gas collecting tank 304b, a second gas pipe 304c and a third gas pipe 304d, wherein the gas collecting tank 304b is arranged on the inner wall of the heat dissipation rear section 102, two ends of the first gas pipe 304a are respectively communicated with the compression cylinder 303a and the gas collecting tank 304b, the second gas pipe 304c and the third gas pipe 304d are respectively communicated with the gas outlet end of the gas collecting tank 304b, and one end of the third gas pipe 304d is communicated with the gas pipe 202 b.
Compressed air enters the inner cavity of the air collection tank 304b through the first air pipe 304a for storage, the air pressure in the air collection tank 304b rises along with continuous injection of the compressed air, a pressure valve is arranged at the air outlet end of the air collection tank 304b, and after the preset pressure is reached, the compressed air is released and is discharged through the second air pipe 304c and the third air pipe 304 d.
After the compressed air enters the air pipe 202b through the third air pipe 304d, the compressed air is sprayed out through the air outlet nozzle 202a, and the air pipe 202b also synchronously reciprocates, so that dust adhered to the surface of the air inlet grille 104 is reversely blown. The third air pipe 304d adopts a flexible pipeline, and the use length meets the travel of the air pipe 202b, so that the stable operation of the equipment is ensured.
The power take-off module 300 comprises a sealing assembly 305, the sealing assembly 305 comprises a driving bin 305a, a pushing rod 305b and a sealing plate 305d, the driving bin 305a is arranged on the inner wall of the heat dissipation rear section 102, the sealing plate 305d is arranged on the inner wall of the driving bin 305a, one end of the pushing rod 305b is connected with the sealing plate 305d, one end of the pushing rod 305b penetrates through the driving bin 305a and is connected with an arc-shaped sealing plate 305c, the outer wall of the sealing plate 305d is connected with a second spring 305e, one end of the second spring 305e is connected with the inner wall of the driving bin 305a, one end of the second air pipe 304c is communicated with the outer wall of the driving bin 305a, and the outer wall of the driving bin 305a is communicated with a pressure relief valve 305f.
Compressed air is discharged to the inner cavity of the driving bin 305a through the second air pipe 304c, and under the continuous output of the compressed air, the compressed air drives the sealing plate 305d to move, the second spring 305e is extruded to deform through the movement of the sealing plate 305d, and the subsequent resetting of the equipment is facilitated through the deformation energy storage of the second spring 305 e.
The pushing rod 305b is driven to move by the movement of the sealing plate 305d, and the arc-shaped sealing plate 305c is driven to move by the movement of the pushing rod 305 b.
Two groups of arc-shaped sealing plates 305c in the two groups of sealing assemblies 305 are in butt joint to form a circular plate, and the bottom of the cooling fan is sealed, so that the air outlet grille 103 is sealed.
After the air extracted by the air extraction assembly 303 is exhausted through the blowback assembly 202, the air can only be exhausted through the air inlet grille 104 because the air outlet grille 103 is closed. Thereby realizing better back blowing effect.
After the back blowing operation is completed, the equipment is reset, the pressure release valve 305f on the outer wall of the driving bin 305a is opened, the arc-shaped sealing plate 305c is reset under the elastic drive of the second spring 305e, the driving fan is normally started, and the equipment recovers normal heat dissipation.
It is important to note that the construction and arrangement of the present application as shown in a variety of different exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter described in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of present invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the invention is not limited to the specific embodiments, but extends to various modifications that nevertheless fall within the scope of the appended claims.
Furthermore, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those not associated with the best mode presently contemplated for carrying out the invention, or those not associated with practicing the invention).
It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure.
It should be noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present invention may be modified or substituted without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered in the scope of the claims of the present invention.
Claims (10)
1. A heat dissipation device of a photovoltaic grid-connected inverter is characterized in that: comprising the steps of (a) a step of,
the inverter assembly (100), the inverter assembly (100) comprises a front equipment section (101) and a rear heat dissipation section (102), the front equipment section (101) is movably connected with the rear heat dissipation section (102), air inlet grids (104) are arranged on two sides of the outer wall of the rear heat dissipation section (102), a filter screen is arranged in the air inlet grids (104), and an air outlet grid (103) is arranged at the top end of the rear heat dissipation section (102);
the traction back-blowing module (200), wherein the traction back-blowing module (200) comprises a traction component (201) and a back-blowing component (202), and the traction component (201) is movably connected with the back-blowing component (202);
the power output module (300), the power output module (300) includes output subassembly (301), linkage subassembly (302), bleed subassembly (303) and gas collecting module (304), output subassembly (301) respectively with linkage subassembly (302) and bleed subassembly (303) swing joint, bleed subassembly (303) and gas collecting module (304) swing joint.
2. The heat sink for a photovoltaic grid-tied inverter of claim 1, wherein: the traction assembly (201) comprises a screw (201 a), a first gear (201 b) and a screw block (201 d), wherein the first gear (201 b) and the screw block (201 d) are arranged on the outer wall of the screw (201 a), two ends of the screw (201 a) are movably connected with a side plate (201 f), and one end of the side plate (201 f) is connected with the inner wall of the heat dissipation rear section (102).
3. The heat sink for a photovoltaic grid-tied inverter of claim 2, wherein: the outer wall of the screw block (201 d) is connected with a sliding rod (201 e), one end of the sliding rod (201 e) is connected with a first sliding rail (201 c) in a sliding mode, and the first sliding rail (201 c) is connected with the inner wall of the heat dissipation rear section (102) through a mounting plate.
4. The heat sink for a photovoltaic grid-tied inverter of claim 1, wherein: the back-blowing assembly (202) comprises an air outlet nozzle (202 a), an air pipe (202 b) and a limiting sliding plate (202 c), wherein one end of the air pipe (202 b) is connected with the outer wall of the screw block (201 d), one end of the air outlet nozzle (202 a) is communicated with the air pipe (202 b), one end of the air pipe (202 b) is connected with the limiting sliding plate (202 c), one end of the limiting sliding plate (202 c) is slidably connected with a second sliding rail (202 d), and one end of the second sliding rail (202 d) is connected with the inner wall of the heat dissipation rear section (102).
5. The heat dissipation device of a photovoltaic grid-connected inverter according to any one of claims 2 to 4, wherein: the output assembly (301) comprises a fixed plate (301 a), a motor (301 b) and a second gear (301 c), wherein one end of the fixed plate (301 a) is connected with the inner wall of the heat dissipation rear section (102), the motor (301 b) is arranged on the outer wall of the fixed plate (301 a), the output end of the motor (301 b) is connected with the second gear (301 c), and the second gear (301 c) is meshed with the first gear (201 b).
6. The heat sink for a photovoltaic grid-tied inverter of claim 5, wherein: the linkage assembly (302) comprises a linkage rod (302 a), a third gear (302 b) and a rotating disc (302 c), wherein one end of the linkage rod (302 a) penetrates through the fixed plate (301 a), the two ends of the linkage rod (302 a) are respectively connected with the third gear (302 b) and the rotating disc (302 c), the third gear (302 b) is meshed with the second gear (301 c), and the outer wall of the rotating disc (302 c) is connected with the rotating pin (302 d).
7. The heat sink for a photovoltaic grid-tied inverter of claim 6, wherein: the air extraction assembly (303) comprises a compression cylinder (303 a) and a compression rod (303 c), the compression cylinder (303 a) is arranged on the inner wall of the heat dissipation rear section (102), one end of the compression rod (303 c) is movably connected with the rotating pin (302 d), one end of the compression rod (303 c) is movably connected with the piston (303 e), one end of the piston (303 e) is connected with the first spring (303 d), and one end of the first spring (303 d) is connected with the inner wall of the compression cylinder (303 a).
8. The heat sink for a photovoltaic grid-tied inverter of claim 7, wherein: the air inlet end of the compression cylinder (303 a) is communicated with the air inlet pipe (303 b), one end of the air inlet pipe (303 b) is communicated with the outer wall of the heat dissipation rear section (102), and an air inlet one-way valve is arranged on the surface of the air inlet pipe (303 b).
9. The heat sink for a photovoltaic grid-tied inverter of claim 8, wherein: the gas collection assembly (304) comprises a first gas pipe (304 a), a gas collection tank (304 b), a second gas pipe (304 c) and a third gas pipe (304 d), wherein the gas collection tank (304 b) is arranged on the inner wall of the heat dissipation rear section (102), two ends of the first gas pipe (304 a) are respectively communicated with the compression cylinder (303 a) and the gas collection tank (304 b), the second gas pipe (304 c) and the third gas pipe (304 d) are both communicated with the gas outlet end of the gas collection tank (304 b), and one end of the third gas pipe (304 d) is communicated with the gas pipe (202 b).
10. The heat sink for a photovoltaic grid-tied inverter of claim 9, wherein: the power take-off module (300) comprises a sealing assembly (305), the sealing assembly (305) comprises a driving bin (305 a), a pushing rod (305 b) and a sealing plate (305 d), the driving bin (305 a) is arranged on the inner wall of the heat dissipation rear section (102), the sealing plate (305 d) is arranged on the inner wall of the driving bin (305 a), one end of the pushing rod (305 b) is connected with the sealing plate (305 d), one end of the pushing rod (305 b) penetrates through the driving bin (305 a) and is connected with an arc-shaped sealing plate (305 c), the outer wall of the sealing plate (305 d) is connected with a second spring (305 e), one end of the second spring (305 e) is connected with the inner wall of the driving bin (305 a), one end of the second air pipe (304 c) is communicated with the outer wall of the driving bin (305 a), and the outer wall of the driving bin (305 a) is communicated with a pressure relief valve (305 f).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310089962.8A CN116017955A (en) | 2023-02-09 | 2023-02-09 | Heat abstractor of photovoltaic grid-connected inverter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310089962.8A CN116017955A (en) | 2023-02-09 | 2023-02-09 | Heat abstractor of photovoltaic grid-connected inverter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116017955A true CN116017955A (en) | 2023-04-25 |
Family
ID=86037324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310089962.8A Pending CN116017955A (en) | 2023-02-09 | 2023-02-09 | Heat abstractor of photovoltaic grid-connected inverter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116017955A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117042419A (en) * | 2023-10-09 | 2023-11-10 | 江苏泰斯特电子设备制造有限公司 | Agile frequency signal source equipment |
-
2023
- 2023-02-09 CN CN202310089962.8A patent/CN116017955A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117042419A (en) * | 2023-10-09 | 2023-11-10 | 江苏泰斯特电子设备制造有限公司 | Agile frequency signal source equipment |
| CN117042419B (en) * | 2023-10-09 | 2024-01-12 | 江苏泰斯特电子设备制造有限公司 | Agile frequency signal source equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN116017955A (en) | Heat abstractor of photovoltaic grid-connected inverter | |
| Liao et al. | Control strategy of bi-directional DC/DC converter for a novel stand-alone photovoltaic power system | |
| CN103291557A (en) | Wind-light-storage island-type combined cooling, heating and power system based on solar light-heat utilization | |
| CN110005594A (en) | A kind of isotherm compression method of liquid medium heat accumulation and piston heat transfer | |
| CN110932661A (en) | Self-cleaning photovoltaic power generation board for traffic light | |
| CN212935334U (en) | Electrical cabinet for wind power generation with heat radiation structure | |
| CN104953929B (en) | Wind-solar complementary power generation device | |
| CN213577225U (en) | Prevent laying dust solar street lamp | |
| CN207299595U (en) | A kind of sun set thermal field and compressed gas energy storage combined operation system | |
| CN201198812Y (en) | Waste water wind impact type power generation current condenser | |
| CN205407293U (en) | Can insert little electric wire netting of photovoltaic board and body -building bicycle in a flexible way | |
| CN215001341U (en) | Solar street lamp beneficial to heat dissipation | |
| CN102695308B (en) | Solar microwave oven | |
| CN107579535A (en) | A kind of isolated island energy resource system and its method of work | |
| CN101820187A (en) | Solar power residual electric energy collecting circuit | |
| CN107888143A (en) | The scraper plate drive mechanism of photovoltaic module | |
| CN204441299U (en) | A kind of solar photovoltaic cell panel | |
| CN208154339U (en) | A kind of OLED lighting device of multi-energy sources power generation | |
| CN216216691U (en) | Solar energy collection device that can open and shut automatically | |
| CN215489466U (en) | Wisdom street lamp based on 5G technique | |
| CN216356503U (en) | Photovoltaic inverter with efficient heat dissipation function | |
| CN202081869U (en) | Screw pump direct-drive oil recovery system taking solar power generation as diving force | |
| CN219867957U (en) | Waste heat recovery mechanism and boiler smoke outlet device | |
| CN221197096U (en) | Street lamp for photovoltaic power generation | |
| CN116914571A (en) | Dustproof heat abstractor of electrical equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |