CN113691145A - Off-grid and grid-connected energy storage inverter - Google Patents
Off-grid and grid-connected energy storage inverter Download PDFInfo
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- CN113691145A CN113691145A CN202110893594.3A CN202110893594A CN113691145A CN 113691145 A CN113691145 A CN 113691145A CN 202110893594 A CN202110893594 A CN 202110893594A CN 113691145 A CN113691145 A CN 113691145A
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- cabinet body
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- cabinet
- connecting rod
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- 238000004146 energy storage Methods 0.000 title claims abstract description 18
- 230000017525 heat dissipation Effects 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims description 5
- 238000005253 cladding Methods 0.000 claims description 2
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 101100432135 Caenorhabditis elegans lap-2 gene Proteins 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0213—Venting apertures; Constructional details thereof
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/03—Covers
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention discloses an off-grid and grid-connected energy storage inverter which comprises a cabinet body of the inverter, wherein the two sides of the cabinet body are provided with openings, the two sides of the cabinet body are provided with cover plates for closing the openings of the cabinet body, the cover plates are provided with a plurality of heat dissipation holes and movably connected with the cabinet body, and a pushing assembly for pushing the cover plates to open the cabinet body when the temperature of the cabinet body is higher than a threshold temperature is arranged in the cabinet body. When the internal circuit components and parts of cabinet were generating heat, when the temperature was greater than threshold temperature, the promotion subassembly promoted the apron and opened to the radiating channel of the internal portion of increase cabinet for the radiating rate of the cabinet body, so that the internal portion of cabinet is difficult for appearing overheated problem that leads to inside component damage. The heat dissipation holes can be used for daily heat dissipation of the cabinet body. After the heat dissipation in the cabinet body is finished, the cover plate is covered again, so that people can not easily touch electronic components in the cabinet body, and dust is not easily accumulated in the cabinet body.
Description
Technical Field
The invention relates to the field of inverters, in particular to an off-grid and grid-connected energy storage inverter.
Background
The off-grid inverter refers to an inverter directly connected with a battery, the grid-connected inverter refers to an inverter connected with a city grid or power generation equipment, and the off-grid and grid-connected energy storage inverter refers to the characteristic that the inverter can simultaneously take off-grid and grid-connected into account. The inverter is generally hung on a wall and comprises a shell and internal electronic components, wherein the shell is provided with heat dissipation holes, and a fan is further installed in the shell.
In view of the above-described technology, the inventors have considered that if the internal temperature of the inverter is too high, the internal electronic components are affected.
Disclosure of Invention
In order to reduce the influence on electronic components when the inverter generates heat, the application provides an off-grid and grid-connected energy storage inverter.
The application provides a leave grid-connected inverter, adopts following technical scheme:
the utility model provides a from grid-connected energy storage inverter, includes the cabinet body of dc-to-ac converter, the both sides opening of the cabinet body, the both sides of the cabinet body are provided with the apron of logical closed cabinet body open-ended, are provided with a plurality of louvres on the apron, apron and cabinet body swing joint, the internal promotion subassembly that promotes the apron and open the cabinet body when cabinet body temperature is greater than threshold value temperature that is equipped with of cabinet.
Through adopting above-mentioned technical scheme, the internal circuit components and parts of cabinet are when generating heat, and when the temperature was greater than threshold temperature, promote the subassembly and promote the apron and open to the radiating channel of the internal portion of increase cabinet for the radiating rate of the cabinet body, so that the internal portion of cabinet is difficult for appearing overheated problem that leads to inside component damage. The heat dissipation holes can be used for daily heat dissipation of the cabinet body. After the heat dissipation in the cabinet body is finished, the cover plate is covered again, so that people can not easily touch electronic components in the cabinet body, and dust is not easily accumulated in the cabinet body.
Optionally, the pushing assembly includes a thermally expanded balloon, and the thermally expanded balloon is disposed between the cover plate and the circuit board in the cabinet body in an attached manner.
Through adopting above-mentioned technical scheme, when the cabinet body generates heat, with heat conduction to the inflation balloon department of being heated, the inflation balloon that is heated receives the thermal energy to strut the apron, with the heat dissipation channel of the internal portion of increase cabinet for the speed of the internal cooling of cabinet. The heat expansion balloon is used, the operation can be performed according to the heat generated by the cabinet body, and the heat expansion balloon is low in price and high in applicability.
Optionally, the pushing assembly comprises a locking member for locking the cover plate and the cabinet body, and when the heated expansion balloon expands, the locking member unlocks the cover plate and the cabinet body.
Through adopting above-mentioned technical scheme, through setting up the retaining member to when making the cabinet body be in normal temperature, apron and the locking of the cabinet body, so that the cabinet body can not be easily opened, so that the internal components and parts of cabinet are difficult for being damaged.
Optionally, the retaining member includes first section connecting rod and second section connecting rod, and the one end of first section connecting rod and second connecting rod is rotated through the pivot and is connected, has cup jointed the torsional spring in the pivot, and the both ends of torsional spring are connected with first section connecting rod and second connecting rod respectively, and the one end of keeping away from with torsional spring coupling is articulated with the apron to the first connecting rod, and the one end of keeping away from with torsional spring coupling is articulated with the cabinet body to the second connecting rod, and the moment of torsion of torsional spring is less than the thrust that applys to the apron when receiving the thermal expansion balloon to expand completely.
Through adopting above-mentioned technical scheme, when the inflation of being heated, exert outside thrust to the apron and be greater than the torsion that the torsional spring applyed to head rod and second connecting rod, the apron is pushed open, and the apron drives head rod and second connecting rod motion when the motion to make head rod and second connecting rod expand, the cabinet body is dispelled the heat. When the internal temperature of cabinet descends, the thermal expansion balloon subassembly is shriveled, and the pulling force that the torsional spring was applyed to head rod and second connecting rod this moment is greater than the thrust that the thermal expansion balloon applyed to the apron, and the apron resets under the effect of torsional spring and head rod, second connecting rod, shelters from the opening of the cabinet body again.
Optionally, the cabinet body is internally provided with an inflation rod with an opening at one end, the inflation rod is placed towards the cover plate, a pull rod is inserted in the inflation rod, the periphery of the pull rod is coated with an elastic part, the elastic part is tightly abutted to the inner wall of the inflation rod, a flexible rope is connected between one end of the pull rod extending out of the inflation rod and the cover plate, the pull rod is connected with the inflation rod in a sliding manner, the opening end of the inflation rod is fixed with an air valve, and when the cover plate is unfolded, air enters the inflation rod from the air valve.
Through adopting above-mentioned technical scheme, when the apron drove the outward movement of flexible rope, flexible rope pulled the pull rod motion towards the apron direction of motion, forms the negative pressure in the pole of aerifing, and the air enters into the hollow part in the pole of aerifing from the pneumatic valve. After the inflation balloon that is heated begins to shrivel, the apron moves towards cabinet body direction under the effect of head rod and second connecting rod, and the apron promotes the pull rod this moment, and the pull rod slides in aerifing the pole, and the pull rod is discharged the gas in the pole of will aerifing slowly from the pneumatic valve at gliding in-process, and the apron slowly resumes the normal position at this in-process. Through setting up the pull rod and aerifing the pole to make the apron when reseing, be difficult for taking place the striking with the cabinet body, all play the effect of protection to the cabinet body and the internal electronic components of cabinet, prolonged the cabinet body and the internal electronic components's of cabinet life.
Optionally, a flexible protective net is arranged at one end of the cabinet body opening, the protective net is fixedly connected between the cover plate and one end of the cabinet body opening, and when the cover plate closes the opening end of the cabinet body, the protective net is stored in the cabinet body.
Through adopting above-mentioned technical scheme, set up the protection network in order to play the effect of interception when the apron is opened to it is internal to make difficult to enter into the cabinet from the space between apron and the cabinet body open end from other objects, is favorable to protecting the integrality of the internal electronic components of cabinet.
Optionally, a sealing strip is arranged at the opening of the cabinet body.
Through adopting above-mentioned technical scheme, through setting up the sealing strip to increase the leakproofness of cabinet body opening part, so that the internal article of cabinet are difficult for receiving the damage.
Optionally, the cover plate is hinged to the cabinet body.
Through adopting above-mentioned technical scheme, it is articulated with the cabinet body to lap and open when the heat dissipation.
In summary, the present application has the following beneficial effects:
1. when the internal circuit components and parts of cabinet were generating heat, when the temperature was greater than threshold temperature, the promotion subassembly promoted the apron and opened to the radiating channel of the internal portion of increase cabinet for the radiating rate of the cabinet body, so that the internal portion of cabinet is difficult for appearing overheated problem that leads to inside component damage. The heat dissipation holes can be used for daily heat dissipation of the cabinet body. After the heat dissipation in the cabinet body is finished, the cover plate is covered again, so that people cannot easily touch electronic components in the cabinet body, and dust is not easily accumulated in the cabinet body;
2. when the thermal expansion balloon is heated and expanded, the outward thrust applied to the cover plate is greater than the torsion applied to the first connecting rod and the second connecting rod by the torsion spring, the cover plate is pushed open, and the cover plate drives the first connecting rod and the second connecting rod to move when moving, so that the first connecting rod and the second connecting rod are unfolded, and the cabinet body dissipates heat. When the internal temperature of cabinet descends, the thermal expansion balloon subassembly is shriveled, and the pulling force that the torsional spring was applyed to head rod and second connecting rod this moment is greater than the thrust that the thermal expansion balloon applyed to the apron, and the apron resets under the effect of torsional spring and head rod, second connecting rod, shelters from the opening of the cabinet body again.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the off-grid and grid-connected energy storage inverter in the present example;
FIG. 2 is a schematic diagram of the overall structure inside the off-grid and grid-connected energy storage inverter in the present embodiment
Description of reference numerals:
1. a cabinet body; 2. a cover plate; 3. a pushing assembly; 31. a thermally expanded balloon; 32. a locking member; 321. a second connecting rod; 322. a first connecting rod; 323. a torsion spring; 4. an inflation rod; 5. a pull rod; 6. a flexible cord; 7. heat dissipation holes; 8. and (4) a protective plate.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses from grid-connected inverter, see fig. 1, including the cabinet body 1 of inverter, the both sides opening of the cabinet body 1, the both sides of the cabinet body 1 are provided with logical closed cabinet body 1 open-ended apron 2, are provided with a plurality of louvres 7 on the apron 2, and apron 2 one end is articulated with the open end of the cabinet body 1, is equipped with in the cabinet body 1 and promotes when the cabinet body 1 temperature is greater than threshold value temperature and lap 2 and open the promotion subassembly 3 of the cabinet body 1.
Referring to fig. 2, the pushing assembly 3 includes a thermally expandable balloon 31, and the thermally expandable balloon 31 is disposed between the cover plate 2 and the circuit board in the cabinet 1. When the temperature in the cabinet 1 is higher than the threshold temperature, that is, when the temperature in the cabinet 1 reaches the expansion point of the thermally expanded balloon 31, the thermally expanded balloon 31 starts to expand and applies an outward pushing force to the cover plate 2, so as to push the end of the cover plate 2 away from the hinge point away from the cabinet 1.
Referring to fig. 2, the protection plate 8 is fixedly connected in the solid, the heated expansion balloon 31 is fixedly connected with the protection plate 8, the protection plate 8 has heat conductivity, and the heated expansion balloon 31 is located between the protection plate 8 and the cover plate 2.
Referring to fig. 2, the pushing assembly 3 includes a locker 32 locking the cover plate 2 with the cabinet 1, and when the heated expansion balloon 31 expands, the locker 32 unlocks the cover plate 2 with the cabinet 1.
Referring to fig. 2, the locking member 32 includes a first section connecting rod and a second section connecting rod, a rotating shaft is disposed at one end of the first section connecting rod, the rotating shaft is rotatably connected to the first connecting rod 322, the rotating shaft passes through one end of the second connecting rod 321, the rotating shaft is rotatably connected to the second connecting rod 321, and the first connecting rod 322 and the second connecting rod 321 form a connecting rod structure. Cup jointed torsional spring 323 in the pivot, the both ends of torsional spring 323 respectively with first section connecting rod, the one end that second connecting rod 321 is close to each other is connected, first connecting rod 322 is kept away from the one end of being connected with torsional spring 323 and is articulated with apron 2, second connecting rod 321 is kept away from the one end of being connected with torsional spring 323 and is articulated with the cabinet body 1, torsional spring 323's moment of torsion is less than the thrust that applys to apron 2 when receiving the complete inflation of thermal expansion balloon 31, when the thermal expansion balloon 31 is shriveled, torsional spring 323 is through first connecting rod 322, the pulling force is applyed to apron 2 to second connecting rod 321, so that apron 2 resets.
Referring to fig. 2, the interior fixedly connected with one end open-ended of cabinet body 1 aerifys pole 4, aerify 4 hollows of pole, it places towards apron 2 direction to aerify 4 levels of pole, it has pull rod 5 to peg graft in the pole 4 of aerifing, the periphery cladding elastic component of pull rod 5 one end, the elastic component supports tightly with the inner wall of aerifing pole 4, pull rod 5 and aerify 4 sliding connection of pole, form the air cavity between the one end that pull rod 5 is located aerifing 4 and the pole 4 that aerifys not open the one end, the pole 4 that aerifys is fixed with the pneumatic valve with the one end that the open end is relative, the pneumatic valve intercommunication aerifys 4 in the pole, outside, be connected with flexible rope 6 between the pole 5 one end that stretches out aerifys 4 outside and the apron 2. When the cover plate 2 is not unfolded, the cover plate 2 is abutted against one end of the pull rod 5; when the cover plate 2 is unfolded, gas enters the inflation rod 4 from the gas valve. When the cover plate 2 is reset, the pull rod 5 is pushed, the pull rod 5 slowly presses air in the air inflation rod 4 out of the air inflation rod 4 from the air valve, and the matching of the pull rod 5 and the air inflation rod 4 plays a role in buffering the resetting of the cover plate 2.
Referring to fig. 2, a flexible protective net is arranged at one open end of the cabinet body 1, the protective net is fixedly connected between the cover plate 2 and the open end of the cabinet body 1, the protective net covers the space between the cover plate 2 and the cabinet body 1 when the cover plate 2 is unfolded, and when the cover plate 2 closes the open end of the cabinet body 1, the protective net is stored in the cabinet body 1.
Referring to fig. 2, a sealing strip is arranged at the opening of the cabinet body 1, and the sealing strip is arranged around the opening end of the cabinet body 1 in a head-tail closed manner.
The implementation principle of the off-grid and grid-connected energy storage inverter disclosed by the embodiment is as follows:
when the cabinet body 1 is interior to generate heat, the inflation of being heated 31, the balloon after the inflation applys outside thrust to apron 2, drives head rod 322 and second connecting rod 321 simultaneously and expandes, and apron 2 is opened, has increased heat dissipation channel for the heat dissipation of the internal portion of cabinet 1, so that the internal portion of cabinet is difficult for appearing overheated condition, is favorable to prolonging the life of the internal 1. The effect that the first connecting rod 322 and the second connecting rod 321 that strut have a support to apron 2 when apron 2 is opened to make apron 2 at the radiating in-process of the cabinet body 1, the inflation balloon 31 that is heated is difficult for receiving the whole pressure of apron 2, and apron 2 is also difficult for closing under the condition of little external force simultaneously.
When the thermal expansion balloon 31 is deflated, the pushing force exerted on the cover plate 2 by the thermal expansion balloon 31 is smaller than the pulling force exerted on the cover plate 2 by the torsion spring 323, the cover plate 2 moves towards the direction of the cabinet body 1 under the action of the torsion spring 323, the cover plate 2 pushes the pull rod 5 in the moving process, the pull rod 5 slides in the inflating rod 4 to press the air in the inflating rod 4 out of the inflating rod 4, when the gas in the inflating rod 4 is under the pushing force of the pull rod 5, the acting force opposite to the pushing force direction is exerted on the pull rod 5, so that the cover plate 2 is indirectly buffered, when the cover plate 2 is closed, the cabinet body 1 is not easily impacted, the electronic components in the cabinet body 1 are not easily unstable in connection, and meanwhile, the cabinet body 1 is not easily damaged.
It will be apparent to those skilled in the art that, for convenience and brevity of description, only the above-mentioned division of the functional units and modules is illustrated, and in practical applications, the above-mentioned function distribution may be performed by different functional units and modules according to needs, that is, the internal structure of the apparatus is divided into different functional units or modules, so as to perform all or part of the functions described above.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present 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 solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides an off-grid and grid-connected energy storage inverter which characterized in that: the intelligent power supply cabinet comprises a cabinet body (1) of an inverter, wherein the two sides of the cabinet body (1) are opened, two sides of the cabinet body (1) are provided with cover plates (2) which are communicated with the openings of the cabinet body (1), the cover plates (2) are provided with a plurality of heat dissipation holes (7), the cover plates (2) are movably connected with the cabinet body (1), and pushing assemblies (3) which push the cover plates (2) to open the cabinet body (1) when the temperature of the cabinet body (1) is higher than a threshold temperature are arranged in the cabinet body (1).
2. The off-grid and grid-connected energy storage inverter according to claim 1, wherein the pushing assembly (3) comprises a thermally expanded balloon (31), and the thermally expanded balloon (31) is placed between the cover plate (2) and a circuit board in the cabinet body (1) in a fitting manner.
3. The off-grid and grid-connected energy storage inverter according to claim 2, characterized in that: the pushing assembly (3) comprises a locking piece (32) for locking the cover plate (2) and the cabinet body (1), and when the thermal expansion balloon (31) expands, the locking piece (32) unlocks the cover plate (2) and the cabinet body (1).
4. The off-grid and grid-connected energy storage inverter according to claim 3, wherein: retaining member (32) include first section connecting rod and second section connecting rod, the one end of first section connecting rod and second connecting rod (321) is passed through the pivot and is rotated and be connected, torsional spring (323) has been cup jointed in the pivot, the both ends of torsional spring (323) are connected with first section connecting rod and second connecting rod (321) respectively, the one end of being connected with torsional spring (323) is kept away from in head rod (322) is articulated with apron (2), the one end of being connected with torsional spring (323) is kept away from in second connecting rod (321) is articulated with cabinet body (1), the moment of torsion of torsional spring (323) is less than the thrust of exerting apron (2) when receiving thermal expansion balloon (31) to expand completely.
5. The off-grid and grid-connected energy storage inverter according to claim 2, characterized in that: one end open-ended pole (4) of aerifing have been placed in the cabinet body (1), pole (4) of aerifing are placed towards apron (2) direction, it has pull rod (5) to peg graft in pole (4) of aerifing, pull rod (5) periphery cladding has the elastic component, the inner wall of elastic component and pole (4) of aerifing supports tightly, be connected with flexible rope (6) between one end that pole (4) are outer stretched out in pull rod (5) and apron (2), pull rod (5) and pole (4) sliding connection of aerifing, pole (4) of aerifing are fixed with the pneumatic valve with the relative one end of open end, when apron (2) do not expand, apron (2) and pull rod (5) butt, when apron (2) expand, gas enters into in pole (4) of aerifing from the pneumatic valve department.
6. The off-grid and grid-connected energy storage inverter according to claim 1, characterized in that: the utility model discloses a cabinet, including the cabinet body (1), the cabinet body (1) open-ended one end is provided with flexible protection network, protection network fixed connection in apron (2) with between the cabinet body (1) open-ended one end, when the open end of the closed cabinet body (1) of apron (2), the protection network receive and releases in the cabinet body (1).
7. The off-grid and grid-connected energy storage inverter according to claim 1, characterized in that: the opening of the cabinet body (1) is provided with a sealing strip.
8. The off-grid and grid-connected energy storage inverter according to claim 1, characterized in that: the cover plate (2) is hinged with the cabinet body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110893594.3A CN113691145A (en) | 2021-08-04 | 2021-08-04 | Off-grid and grid-connected energy storage inverter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110893594.3A CN113691145A (en) | 2021-08-04 | 2021-08-04 | Off-grid and grid-connected energy storage inverter |
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| Publication Number | Publication Date |
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| CN113691145A true CN113691145A (en) | 2021-11-23 |
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| CN202110893594.3A Pending CN113691145A (en) | 2021-08-04 | 2021-08-04 | Off-grid and grid-connected energy storage inverter |
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| CN114033058A (en) * | 2021-12-19 | 2022-02-11 | 朱琛 | Thermal insulation wall containing inorganic fireproof interlayer |
| CN114325459A (en) * | 2021-12-24 | 2022-04-12 | 国家电网有限公司 | DC power supply data detection and diagnosis device |
| CN114665397A (en) * | 2022-04-26 | 2022-06-24 | 季平 | Alarm system of passive distribution box and use method |
| CN115111503A (en) * | 2022-08-02 | 2022-09-27 | 湛江市宝科电子科技有限公司 | Computer display with protection function |
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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 |
| CN114665397A (en) * | 2022-04-26 | 2022-06-24 | 季平 | Alarm system of passive distribution box and use method |
| CN114665397B (en) * | 2022-04-26 | 2023-08-01 | 西安新中诚电气科技有限公司 | Alarm system of passive distribution box and use method |
| CN115111503A (en) * | 2022-08-02 | 2022-09-27 | 湛江市宝科电子科技有限公司 | Computer display with protection function |
| CN115111503B (en) * | 2022-08-02 | 2024-01-30 | 湛江市宝科电子科技有限公司 | Computer display with protection function |
| CN115483737A (en) * | 2022-09-21 | 2022-12-16 | 广东力德诺电子科技有限公司 | Low standby power consumption charger |
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