CN113541020B - Power supply system with energy-storage-free photovoltaic off-grid inverter - Google Patents
Power supply system with energy-storage-free photovoltaic off-grid inverter Download PDFInfo
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- CN113541020B CN113541020B CN202110892607.5A CN202110892607A CN113541020B CN 113541020 B CN113541020 B CN 113541020B CN 202110892607 A CN202110892607 A CN 202110892607A CN 113541020 B CN113541020 B CN 113541020B
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- 238000004146 energy storage Methods 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 238000010030 laminating Methods 0.000 abstract 1
- 230000017525 heat dissipation Effects 0.000 description 7
- 241001391944 Commicarpus scandens Species 0.000 description 3
- 230000036760 body temperature Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/32—Mounting of devices therein
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/40—Wall-mounted casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/40—Wall-mounted casings; Parts thereof or accessories therefor
- H02B1/42—Mounting of devices therein
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a power supply system with an energy-storage-free photovoltaic off-grid inverter, which comprises an outdoor wall-mounted cabinet body and a circuit board arranged in the cabinet body, wherein the front surface and the back surface of the cabinet body are both provided with radiating holes, a fan which is opposite to the radiating holes is arranged in the cabinet body, a connecting piece which is used for installing the cabinet body on an outer wall is arranged on the outer wall, the connecting piece is in sliding connection with the outer wall, an elastic expansion piece which is used for pushing the cabinet body away from the outer wall when the temperature of the cabinet body reaches a preset value is arranged on the outer wall, and a reset piece which is used for resetting the cabinet body when the temperature of the cabinet body is lower than the preset value is arranged on the outer wall. The cabinet body is fixed under the effect of connecting piece, and laminating outer wall, when the overheated whole cabinet body that makes of circuit board generates heat, the temperature of the cabinet body rises to exceeding the default, and the cabinet body is pushed away from the outer wall under the effect of elastic expansion piece, has increased the radiating area of the cabinet body, and the radiating hole that orientation wall body one side set up on the cabinet body plays a role for the radiating efficiency of the cabinet body to make the difficult overheated condition of cabinet body appear.
Description
Technical Field
The invention relates to the field of power supplies, in particular to a power supply system with an energy-storage-free photovoltaic off-grid inverter.
Background
The existing power supply system comprises a solar panel, an inverter connected with the solar panel, a commercial power, an oil engine, a fan and the like, wherein the inverter is used for converting light energy received by the solar panel into electric energy and outputting the converted electric energy to a load, and an MPPT wind energy module, an MPPT charging module, a rectifying module, an ATS change-over switch, a monitoring module and the like are integrated in the power supply system; the energy generated by the commercial power, the oil engine, the fan and the like is converted into voltage which can be used by a load through modules inside the system.
Aiming at the prior art, the inventor considers that the wind energy controller is not integrated into the integrated cabinet, but can only be externally arranged at present, and when an outdoor wall-mounted power supply system is adopted to generate heat, one surface placed on the wall is locally overheated, so that certain influence is caused on modules in the power supply system.
Disclosure of Invention
In order to solve the technical problems, the application provides a power supply system with an energy-storage-free photovoltaic off-grid inverter.
The application provides a power supply system with an energy-storage-free photovoltaic off-grid inverter, which adopts the following technical scheme:
The utility model provides a take no energy storage photovoltaic to leave electrical power generating system of net dc-to-ac converter, includes the cabinet body of outdoor hanging and installs the circuit board in the cabinet body, the radiating hole has all been opened to cabinet body front and back, the internal fan just to the radiating hole of installing of cabinet, be provided with on the outer wall with the cabinet body install the connecting piece on the outer wall, the connecting piece with outer wall sliding connection, be provided with on the outer wall near the radiating hole department and push away the cabinet body from the elastic expansion spare of outer wall after the cabinet body temperature reaches the default, be provided with on the outer wall and reset the cabinet body after the cabinet body temperature is less than the default.
By adopting the technical scheme, the cabinet body is attached to the outer wall and fixed under the action of the connecting piece so as to be matched with the solar panel for photoelectric conversion; when the circuit board is overheated so that the whole cabinet body generates heat, the temperature of the cabinet body rises to exceed a preset value, the cabinet body is pushed away from the outer wall under the action of the elastic expansion piece, the heat radiating area of the cabinet body is increased, the heat radiating holes arranged on the cabinet body towards one side of the wall body play a role, and the heat radiating efficiency of the cabinet body is quickened, so that the cabinet body is not easy to generate overheated. Through setting up the piece that resets to make when the temperature of the cabinet body falls below the default, reset the cabinet body, so that the cabinet body hugs closely the outer wall, reduce the atress of connecting piece, when the weather of strong wind appears, the cabinet body is difficult for dropping from the outer wall.
Optionally, the connecting piece includes the connecting rod, the one end and the cabinet body coupling of connecting rod, the other end peg graft in outer wall, the connecting rod with outer wall sliding connection, the elastic expansion piece is including being located the heated inflation balloon between cabinet body and the wall body, the outer wall that is close to the louvre of the close cabinet body of heated inflation balloon subsides.
Through adopting above-mentioned technical scheme, utilize the characteristic that heated inflation balloon is expanded when being heated to make heated inflation balloon when expanding, exert thrust with the cabinet body, with the cabinet body push away the outer wall, with the radiating area of increase cabinet body, so that the cabinet body heat dissipation. The heated expansion balloon has lower cost, convenient maintenance and universality.
Optionally, be equipped with the spacing subassembly that restriction cabinet body moved towards keeping away from the outer wall on the outer wall, when heated inflation balloon expands, spacing subassembly will the cabinet body with the outer wall unblock.
Through adopting above-mentioned technical scheme, the cabinet body is under the effect of other external forces, exists the condition that the cabinet body moved towards keeping away from the wall body direction, sets up restriction subassembly and carries out spacingly to the removal of the cabinet body to make the cabinet body under the normal condition, keep with stable connection, be difficult for appearing the condition of random removal.
Optionally, the spacing subassembly includes the inserted bar, be equipped with the jack on the connecting rod, the inserted bar with the jack grafting cooperation, the direction of activity of inserted bar with the activity reverse vertical of connecting rod, the spacing subassembly still includes the impeller that promotes the inserted bar and break away from the jack.
By adopting the technical scheme, the inserted link is inserted into the jack, and the horizontal movement of the cabinet body is limited by the inserted link because the moving direction of the inserted link is reversely vertical to the moving direction of the connecting rod, so that the cabinet body is not easy to break away from the wall; through setting up the impeller to after the cabinet body generates heat, with inserted bar thrust jack, with the restriction of release to the inserted bar to the cabinet body, so that the cabinet body removes.
Optionally, the impeller includes elastic balloon and swinging arms, the swinging arms with the outer wall swing is connected, swinging arms one end with inserted bar fixed connection, the other end of swinging arms with elastic balloon butt, the swinging arms are located the balloon with between the connecting rod, the rotation point of swinging arms is located the elastic balloon with between the inserted bar.
Through adopting above-mentioned technical scheme, utilize the principle of lever, after the elastic balloon thermal expansion, the one end of swinging arms is pushed to the direction of connecting rod to make the one end of swinging arms push down, with the one end perk of inserted bar butt, and then drive the inserted bar and move towards keeping away from the jack direction, so that the inserted bar breaks away from the jack, so that the mobile cabinet body.
Optionally, the restoring element comprises a coil spring, a rotating shaft is fixed in the outer wall, one end of the coil spring is wound on the rotating shaft, and the other end of the coil spring is fixedly connected with the cabinet body.
Through adopting above-mentioned technical scheme, when the thrust that heated inflation balloon applyed the cabinet body is greater than the pulling force that the wind spring applyed the cabinet body, the cabinet body is moved towards keeping away from the outer wall direction, drives the wind spring and expands, and the cabinet body dispels the heat, and when the temperature of the cabinet body reduces below the default, the pulling force that the extension spring applyed the cabinet body is greater than the thrust that heated inflation balloon applyed the cabinet body, and the cabinet body resets under the effect of wind spring. Through setting up the wind spring, alright make the cabinet body reset, with low costs.
Optionally, the connecting rod is hollow, and the coil spring passes through the connecting rod.
By adopting the technical scheme, the connecting rod which is arranged in the hollow way is not easy to break; the coil spring is placed in the connecting rod, so that the space occupied by the coil spring outside the connecting rod can be reduced.
Optionally, be equipped with outer parcel ball in the outer wall, the elastic balloon is placed in outer parcel ball, outer parcel ball with through the air duct intercommunication between the louvre.
Through adopting above-mentioned technical scheme, in leading the outer wrapping ball through the heat that the cabinet body distributes, when the heat in the outer wrapping ball reached the expansion initial point of elastic balloon, the elastic balloon was heated and was expanded, and the elastic balloon was pushed down the swinging arms to make the inserted bar break away from the jack, so that the heated expansion balloon pushed away the cabinet body from the wall body, and then realized the effect of increase radiating area.
In summary, the application has the following beneficial effects:
1. The cabinet body is attached to the outer wall and fixed under the action of the connecting piece so as to be matched with the solar panel for photoelectric conversion; when the circuit board is overheated so that the whole cabinet body generates heat, the temperature of the cabinet body rises to exceed a preset value, the cabinet body is pushed away from the outer wall under the action of the elastic expansion piece, the heat radiating area of the cabinet body is increased, the heat radiating holes arranged on the cabinet body towards one side of the wall body play a role, and the heat radiating efficiency of the cabinet body is quickened, so that the cabinet body is not easy to generate overheated. Through setting up the piece that resets to make when the temperature of the cabinet body falls below the default, reset the cabinet body, so that the cabinet body hugs closely the outer wall, reduce the atress of connecting piece, when the weather of strong wind appears, the cabinet body is difficult for dropping from the outer wall.
2. After the elastic balloon is heated and expanded, one end of the swinging rod is pushed towards the direction of the connecting rod by utilizing the principle of the lever, so that one end of the swinging rod is pressed downwards, one end of the swinging rod is tilted to be abutted with the inserting rod, and the inserting rod is driven to move towards the direction away from the jack, so that the inserting rod is separated from the jack, and the cabinet body is moved.
3. When the temperature of the cabinet body is reduced below a preset value, the pulling force applied by the tension spring to the cabinet body is greater than the pulling force applied by the heated expansion balloon to the cabinet body, and the cabinet body resets under the action of the coil spring. Through setting up the wind spring, alright make the cabinet body reset, with low costs.
Drawings
Fig. 1 is a schematic view of the original state structure of a cabinet in this embodiment;
Fig. 2 is a schematic diagram of the structure of the heated inflatable balloon after the cabinet is pushed out in this embodiment.
Reference numerals illustrate:
1. A cabinet body; 2. an outer wall; 3. expanding the balloon by heating; 4. a connecting rod; 5. a limit component; 51. a rod; 521. a swinging rod; 522. an elastic balloon; 6. a jack; 7. a heat radiation hole; 8. a reset member; 81. a rotating shaft; 82. a coil spring; 9. a fixed rod; 10. and a limit rod.
Detailed Description
The application is described in further detail below with reference to fig. 1-2.
The embodiment of the application discloses a power supply system with an energy storage-free photovoltaic off-grid inverter, which is shown in fig. 1 and 2, and comprises a cabinet body 1 hung on an outer wall 2 and a circuit board (not shown in the drawing) arranged in the cabinet body 1, wherein the inverter is arranged in the cabinet body 1, a solar panel is arranged on the cabinet body 1 and is connected with the inverter, a plurality of radiating holes 7 are formed in the front surface and the back surface of the cabinet body 1, the cabinet body 1 is attached to the outer wall 2 and is placed, a fan opposite to the front radiating holes 7 is arranged in the cabinet body 1, a connecting piece for mounting the cabinet body 1 on the outer wall 2 is arranged on the outer wall 2, and the connecting piece is in sliding connection with the outer wall 2.
Referring to fig. 2, the connecting piece includes connecting rod 4, and the one end and the cabinet body 1 fixed connection of connecting rod 4, the other end of connecting rod 4 inject in outer wall 2 and with outer wall 2 sliding connection, and the one end of connecting rod 4 inject in outer wall 2 is fixed with gag lever post 10, and the length of gag lever post 10 is greater than outer wall 2 and supplies connecting rod 4 male socket, and gag lever post 10 and outer wall 2 butt so that when cabinet body 1 moved to the limit distance, cabinet body 1 was difficult for breaking away from outer wall 2.
Referring to fig. 2, an elastic expansion member for pushing the cabinet 1 away from the outer wall 2 when the temperature of the cabinet 1 reaches a preset value is arranged on the outer wall 2 near the heat dissipation hole 7, and a reset member 8 for resetting the cabinet 1 when the temperature of the cabinet 1 is lower than the preset value is arranged on the outer wall 2.
Referring to fig. 2, the elastic expansion member includes a heated expansion balloon 3 disposed between the outer wall 2 and the cabinet body 1, the heated expansion balloon 3 is attached to the back of the cabinet body 1 and is located at a position close to the heat dissipation hole 7, the heated expansion balloon 3 is fixedly connected with the outer wall 2, when the cabinet body 1 heats to a preset value (the preset value is set according to the actual situation), heat is conducted to the heated expansion balloon 3, the heated expansion balloon 3 is heated and expanded, and a thrust force in a direction far away from the outer wall 2 is applied to the cabinet body 1 so as to push the cabinet body 1 away from the outer wall 2.
Referring to fig. 2, the reset member 8 includes a rotating shaft 81 fixed in the outer wall 2, the rotating shaft 81 is rotatably connected with the outer wall 2, a coil spring 82 is wound on the rotating shaft 81, the real end of the coil spring 82 is fixedly connected with the rotating shaft 81, the other end of the coil spring 82 is fixedly connected with the back of the cabinet body 1, and when the cabinet body 1 is attached to the outer wall 2 and placed, the coil spring 82 is in a winding state; when the cabinet 1 moves away from the wall, the cabinet 1 drives the coil spring 82 to be unfolded.
Referring to fig. 2, the connecting rod 4 is hollow, and the coil spring 82 passes through the connecting rod 4 and is connected with the cabinet 1, so that the space occupied by the coil spring 82 on the outer wall 2 is reduced.
Referring to fig. 2, a limiting component 5 is arranged on the outer wall 2, when the heated expansion balloon 3 is expanded, the limiting component 5 unlocks the cabinet body 1 and the outer wall 2, and the cabinet body 1 moves in a direction away from the outer wall 2 under the action of the heated expansion balloon 3.
Referring to fig. 2, the limiting assembly 5 comprises a plug rod 51, a jack 6 is recessed in the connecting rod 4, and the plug rod 51 is in plug-in fit with the jack 6. The insert rod 51 is placed along the length direction of the vertical connecting rod 4, and when the insert rod 51 is inserted into the insertion hole 6, the insert rod 51 limits the horizontal sliding of the connecting rod 4.
Referring to fig. 2, the spacing assembly 5 further includes a pusher that pushes the plunger 51 out of the receptacle 6. The pushing piece comprises an elastic balloon 522 and a swinging rod 521, the middle position of the swinging rod 521 is connected with the outer wall 2, the swinging rod 521 takes a connecting point with the outer wall 2 as a swinging point and is connected with the outer wall 2 in a swinging way, the elastic balloon 522 is abutted with one end of the swinging rod 521, the swinging rod 521 is positioned between the elastic balloon 522 and the connecting rod 4, the other end of the swinging rod 521 is fixedly connected with the end part of the inserting rod 51 positioned in the outer wall 2, when the elastic balloon 522 is heated and expanded, the elastic balloon 522 applies pushing force to the swinging rod 521 to enable the swinging rod 521 to be pressed down, and the other end of the swinging rod 521 lifts the inserting rod 51 so as to enable the inserting rod 51 to be separated from the inserting hole 6.
Referring to fig. 2, a fixing rod 9 is fixedly connected to the inside of the outer wall 2, a flexible outer wrapping ball (not shown in the figure) is fixedly connected to the fixing rod 9, an elastic balloon 522 is placed in the outer wrapping ball, one end of a swinging rod 521 is inserted into the outer wrapping ball, the outer wrapping ball is connected with an air duct, and two ends of the air duct are respectively communicated with the outer wrapping ball and the heat dissipation holes 7. When the heat at the heat dissipation hole 7 enters the outer wrapping ball through the air duct, after reaching the expansion temperature of the elastic balloon 522, the elastic balloon 522 expands to push the swinging rod 521 to move, so that the swinging rod 521 moves to drive the inserting rod 51 to be separated from the inserting hole 6.
The implementation principle of the power supply system with the photovoltaic off-grid inverter without energy storage in the embodiment is as follows:
When the heat emitted from the heat dissipation holes 7 is enough to expand the elastic balloon 522, the elastic balloon 522 expands and presses down one end of the swinging rod 521, so that the other end of the swinging rod 521 is tilted to drive the inserting rod 51 to separate from the inserting hole 6, and after the heated and expanded balloon 3 is heated and expanded, a pushing force is applied to the cabinet body 1, so that the cabinet body 1 is not closely attached to the outer wall 2 any more, the heat dissipation area of the cabinet body 1 is increased, and the cabinet body 1 is not easy to be overheated locally.
When the temperature of the cabinet body 1 is lower than a preset value, the heated expansion balloon 3 and the elastic balloon 522 are not in an expansion state, the cabinet body 1 is reset under the drive of the coil spring 82, and the swinging rod 521 is connected with one end of the inserting rod 51 and is inserted into the inserting hole 6 under the action of gravity so as to limit the horizontal movement of the cabinet body 1, so that under normal conditions, the cabinet body 1 is not easy to break away from a wall body, and unnecessary loss is reduced.
It will be apparent to those skilled in the art that, for convenience and brevity of description, only the above-described division of the functional units and modules is illustrated, and in practical application, the above-described functional distribution may be performed by different functional units and modules according to needs, i.e. the internal structure of the apparatus is divided into different functional units or modules to perform all or part of the above-described functions.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention, and are intended to be included in the scope of the present invention.
Claims (7)
1. The utility model provides a take no energy storage photovoltaic to leave electrical power generating system of net dc-to-ac converter which characterized in that: the outdoor wall-mounted cabinet comprises a cabinet body (1) hung outdoors and a circuit board arranged in the cabinet body (1), wherein radiating holes (7) are formed in the front surface and the back surface of the cabinet body (1), a fan which is opposite to the radiating holes (7) is arranged in the cabinet body (1), a connecting piece which is used for installing the cabinet body (1) on the outer wall (2) is arranged on the outer wall (2), the connecting piece is in sliding connection with the outer wall (2), an elastic expansion piece which is used for pushing the cabinet body (1) away from the outer wall (2) after the temperature of the cabinet body (1) reaches a preset value is arranged on the outer wall (2), and a reset piece (8) which is used for resetting the cabinet body (1) after the temperature of the cabinet body (1) is lower than the preset value is arranged on the outer wall (2); the connecting piece includes connecting rod (4), the one end of connecting rod (4) be connected with cabinet body (1), the other end peg graft in outer wall (2), connecting rod (4) with outer wall (2) sliding connection, elastic expansion spare is including being located heated expansion balloon (3) between cabinet body (1) and the wall body, heated expansion balloon (3) paste the outer wall that close to louvre (7) of tight cabinet body (1).
2. The power system with an energy-storage-free photovoltaic off-grid inverter of claim 1, wherein: the novel cabinet is characterized in that a limiting component (5) for limiting the cabinet body (1) to move in the direction away from the outer wall (2) is arranged on the outer wall (2), and when the heated expansion balloon (3) expands, the limiting component (5) unlocks the cabinet body (1) and the outer wall (2).
3. The power system with an energy-storage-free photovoltaic off-grid inverter according to claim 2, wherein: the limiting component (5) comprises a plug rod (51), a jack (6) is arranged on the connecting rod (4), the plug rod (51) is in plug fit with the jack (6), the moving direction of the plug rod (51) is perpendicular to the moving direction of the connecting rod (4), and the limiting component (5) further comprises a pushing piece for pushing the plug rod (51) to be separated from the jack (6).
4. A power system with an energy-storage-free photovoltaic off-grid inverter as defined in claim 3, wherein: the pushing piece comprises an elastic balloon (522) and a swinging rod (521), the swinging rod (521) is in swinging connection with the outer wall (2), one end of the swinging rod (521) is fixedly connected with the inserting rod (51), the other end of the swinging rod (521) is in butt joint with the elastic balloon (522), the swinging rod (521) is located between the balloon and the connecting rod (4), and a rotating point of the swinging rod (521) is located between the elastic balloon (522) and the inserting rod (51).
5. The power system with an energy-storage-free photovoltaic off-grid inverter of claim 1, wherein: the reset piece (8) comprises a coil spring (82), a rotating shaft (81) is fixed in the outer wall (2), one end of the coil spring (82) is wound on the rotating shaft (81), and the other end of the coil spring (82) is fixedly connected with the cabinet body (1).
6. The power system with an energy-storage-free photovoltaic off-grid inverter of claim 5, wherein: the connecting rod (4) is arranged in a hollow mode, and the coil spring (82) penetrates through the connecting rod (4).
7. The power system with an energy-storage-free photovoltaic off-grid inverter of claim 4, wherein: an outer wrapping ball is arranged in the outer wall (2), the elastic balloon (522) is placed in the outer wrapping ball, and the outer wrapping ball is communicated with the radiating holes (7) through an air duct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110892607.5A CN113541020B (en) | 2021-08-04 | 2021-08-04 | Power supply system with energy-storage-free photovoltaic off-grid inverter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110892607.5A CN113541020B (en) | 2021-08-04 | 2021-08-04 | Power supply system with energy-storage-free photovoltaic off-grid inverter |
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| Publication Number | Publication Date |
|---|---|
| CN113541020A CN113541020A (en) | 2021-10-22 |
| CN113541020B true CN113541020B (en) | 2024-05-10 |
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| CN202110892607.5A Active CN113541020B (en) | 2021-08-04 | 2021-08-04 | Power supply system with energy-storage-free photovoltaic off-grid inverter |
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| CN114325459B (en) * | 2021-12-24 | 2024-01-16 | 国家电网有限公司 | DC power supply data detection and diagnosis device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105322638A (en) * | 2014-07-30 | 2016-02-10 | 深圳索瑞德电子有限公司 | Photovoltaic system energy output method and photovoltaic power supply system |
| CN107394640A (en) * | 2017-09-15 | 2017-11-24 | 宁波博恩电气有限公司 | The radiating adjusting method of distribution box |
| CN207585088U (en) * | 2017-09-27 | 2018-07-06 | 喜德瑞采暖设备（上海）有限公司 | A kind of condensed heat exchanger condensation pedestal and heat exchanger |
| CN108749628A (en) * | 2018-06-28 | 2018-11-06 | 利辛县祥腾信息科技有限公司 | A kind of wall-mounted new-energy automobile charging pile with a variety of protection detection functions |
| CN108879381A (en) * | 2018-07-27 | 2018-11-23 | 遵义长征输配电设备有限公司 | Power distribution cabinet with heat sinking function |
| CN109887809A (en) * | 2019-01-24 | 2019-06-14 | 深圳市瑞智电力股份有限公司 | A kind of breaker convenient for rapid cooling |
| CN210927463U (en) * | 2019-08-07 | 2020-07-03 | 深圳索瑞德电子有限公司 | High frequency switch rectifier module in uninterrupted power source |
| CN112864989A (en) * | 2021-02-24 | 2021-05-28 | 宁波市鄞州得晟机电设备有限公司 | Suspension type weak current cable protection pipeline |
-
2021
- 2021-08-04 CN CN202110892607.5A patent/CN113541020B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105322638A (en) * | 2014-07-30 | 2016-02-10 | 深圳索瑞德电子有限公司 | Photovoltaic system energy output method and photovoltaic power supply system |
| CN107394640A (en) * | 2017-09-15 | 2017-11-24 | 宁波博恩电气有限公司 | The radiating adjusting method of distribution box |
| CN207585088U (en) * | 2017-09-27 | 2018-07-06 | 喜德瑞采暖设备（上海）有限公司 | A kind of condensed heat exchanger condensation pedestal and heat exchanger |
| CN108749628A (en) * | 2018-06-28 | 2018-11-06 | 利辛县祥腾信息科技有限公司 | A kind of wall-mounted new-energy automobile charging pile with a variety of protection detection functions |
| CN108879381A (en) * | 2018-07-27 | 2018-11-23 | 遵义长征输配电设备有限公司 | Power distribution cabinet with heat sinking function |
| CN109887809A (en) * | 2019-01-24 | 2019-06-14 | 深圳市瑞智电力股份有限公司 | A kind of breaker convenient for rapid cooling |
| CN210927463U (en) * | 2019-08-07 | 2020-07-03 | 深圳索瑞德电子有限公司 | High frequency switch rectifier module in uninterrupted power source |
| CN112864989A (en) * | 2021-02-24 | 2021-05-28 | 宁波市鄞州得晟机电设备有限公司 | Suspension type weak current cable protection pipeline |
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