CN211743792U - Grid-connected box for photovoltaic power generation - Google Patents
Grid-connected box for photovoltaic power generation Download PDFInfo
- Publication number
- CN211743792U CN211743792U CN202020276391.0U CN202020276391U CN211743792U CN 211743792 U CN211743792 U CN 211743792U CN 202020276391 U CN202020276391 U CN 202020276391U CN 211743792 U CN211743792 U CN 211743792U
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- China
- Prior art keywords
- limiting rod
- door
- box
- window
- gag lever
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- 238000010248 power generation Methods 0.000 title claims abstract description 23
- 230000000670 limiting effect Effects 0.000 claims abstract description 86
- 238000007789 sealing Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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Abstract
The utility model discloses a grid-connected box for photovoltaic power generation, which relates to the technical field of grid-connected boxes and comprises a box body, wherein an electrical element is arranged in the box body, and the front end of the box body is provided with an opening; one side of the box door is mounted at the front end of the box body through a hinged hinge and can seal the opening, and an observation window is formed in the box door; and one side of the window door is installed at the front end of the box door through a hinged hinge, the observation window is closed, a first limiting rod parallel to the window door is rotatably installed on the inner side surface of the window door, and a knob used for driving the first limiting rod to rotate is arranged on the outer side of the window door. The utility model discloses seted up the observation window on the chamber door, make operating personnel need not open the chamber door can observe the operational aspect of the inside components and parts of case that is incorporated into the power networks, in addition, when needs carry out simple operation to the inside components and parts of box, can open the observation window alone and operate, it is more convenient to operate.
Description
Technical Field
The utility model relates to a case technical field that is incorporated into the power networks especially relates to a photovoltaic power generation is with case that is incorporated into power networks.
Background
Photovoltaic power generation is a technology for directly converting light energy into electric energy by utilizing the photovoltaic effect of a semiconductor interface, and consists of a solar cell panel, a controller and an inverter. Compared with the traditional thermal power generation system, the photovoltaic power generation system has sufficient cleanness and is not limited by resource distribution regions. The photovoltaic grid-connected box is a component for connecting the inverter and the power grid and mainly plays a role in protection.
The existing photovoltaic grid-connected box shell is mostly a metal shell, the running state of an electric element in the box body cannot be observed when the box body is closed, the box door can only be opened when the internal state is observed, and the operation is complex.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that, overcome prior art's shortcoming, provide a photovoltaic power generation is with case that is incorporated into power networks.
In order to solve the technical problem, the technical scheme of the utility model as follows:
a grid-connected box for photovoltaic power generation comprises a box body, wherein an electrical element is installed in the box body, and an opening is formed in the front end of the box body; one side of the box door is mounted at the front end of the box body through a hinged hinge and can seal the opening, and an observation window is formed in the box door; the observation window is arranged at the front end of the box door, one side of the observation window is hinged to the front end of the box door, the observation window can be sealed, a first limiting rod parallel to the observation window is rotatably arranged on the inner side face of the window door, and when the observation window is closed by the window door, the first limiting rod extends into the observation window and is flush with the inner side face of the observation window; the length of the first limiting rod is larger than the distance between the rotating center of the first limiting rod and one side, away from the hinged hinge, of the observation window, the length of the first limiting rod is smaller than the distance between the rotating center of the first limiting rod and the upper end and the lower end of the observation window, and a knob used for driving the first limiting rod to rotate is arranged on the outer side of the window door.
As a photovoltaic power generation is with an optimal selection scheme of case that is incorporated into power networks, wherein: a second limiting rod parallel to the box door is rotatably arranged on one side of the inner side surface of the box door, which is far away from the hinged hinge, when the box door closes the box body, the second limiting rod extends into the box body and is flush with the inner side surface of the front end surface of the box body, the rotating center of the second limiting rod is positioned in the middle of the second limiting rod, the distance between the rotating center of the second limiting rod and the side of the opening, which is far away from the hinged hinge, is less than half of the length of the second limiting rod, the distance between the rotation center of the second limiting rod and the rotation center of the first limiting rod is less than the sum of the length of the first limiting rod and one half of the length of the second limiting rod, and when the first limiting rod and the second limiting rod are both positioned in the horizontal direction, the lower end face of the first limiting rod is flush with the upper end face of the second limiting rod.
As a photovoltaic power generation is with an optimal selection scheme of case that is incorporated into power networks, wherein: the surface of the knob is provided with an indication arrow which is consistent with the orientation of the first limiting rod.
As a photovoltaic power generation is with an optimal selection scheme of case that is incorporated into power networks, wherein: the front end face of the box body is provided with an indicating rod which is consistent with the orientation of the second limiting rod, and the indicating rod is coaxially connected with the second limiting rod.
As a photovoltaic power generation is with an optimal selection scheme of case that is incorporated into power networks, wherein: and sealing rubber strips are arranged on the edge part of the inner side surface of the box door and the edge part of the inner side surface of the window door.
The utility model has the advantages that:
(1) the utility model discloses set up the observation window on the chamber door, make operating personnel need not to open the chamber door can observe the operational aspect of the inside components and parts of case that is incorporated into the power networks, in addition, when needing to carry out simple operation to the inside components and parts of box, can open the observation window alone and operate, it is more convenient to operate;
(2) the utility model discloses rotate and install first gag lever post on the window, when needing to open the window alone, can rotate first gag lever post to be located the observation window, there is not the relation of connection between the free end of window and the chamber door this moment to can open the chamber door alone; when the box door needs to be opened independently, the first limiting rod can be rotated until the end part of the first limiting rod is contacted with the inner side wall of the box door, the window door cannot open the observation window under the limiting action of the first limiting rod, and the pulling force applied to the window door can be transmitted to the box door, so that the aim of opening the box door independently is fulfilled;
(3) the utility model discloses still rotate one side at the chamber door and install the second gag lever post, when the chamber door was closed and the tip of second gag lever post was in contact with the preceding terminal surface of box, the second gag lever post can make chamber door and box preceding terminal surface flush all the time to lock the chamber door;
(4) in the utility model, the first limiting rod is rotated to drive the second limiting rod to rotate, so that the second limiting rod is not contacted with the front end face of the box body, and the locking between the box door and the front end face of the box body is further released, and the box door can be opened at the moment;
(5) the utility model can visually show the orientation of the first limiting rod and the second limiting rod in the box body at the moment through the indicating arrow on the knob and the indicating rod on the box body, thereby facilitating the accurate control of the orientation of the first limiting rod and the second limiting rod by an operator;
(6) the utility model discloses all be provided with joint strip in the inboard of chamber door and window door, guaranteed the leakproofness of case that is incorporated into the power networks, improved its protection level.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic structural diagram of a grid-connected box for photovoltaic power generation provided by the present invention;
FIG. 2 is a schematic view of the case door of FIG. 1 after opening;
wherein: 1. a box body; 2. an opening; 3. a box door; 4. an observation window; 5. a window and a door; 6. a hinge is hinged; 7. a first limit rod; 8. a knob; 9. a second limiting rod.
Detailed Description
In order that the present invention may be more readily and clearly understood, a more particular description of the invention briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings.
Photovoltaic power generation is a technology for directly converting light energy into electric energy by utilizing the photovoltaic effect of a semiconductor interface, and consists of a solar cell panel, a controller and an inverter. Compared with the traditional thermal power generation system, the photovoltaic power generation system has sufficient cleanness and is not limited by resource distribution regions. The photovoltaic grid-connected box is a component for connecting the inverter and the power grid and mainly plays a role in protection. The existing photovoltaic grid-connected box shell is mostly a metal shell, when the box body 1 is closed, the running state of the electrical elements in the box body 1 cannot be observed, the box door 3 can only be opened when the internal state is observed, and the operation is complex.
In view of the above, referring to fig. 1 and fig. 2, the present embodiment provides a grid-connected box for photovoltaic power generation, which includes a box body 1, a box door 3, and a window door 5, and can observe and simply operate the inside of the box body 1 by opening the window door 5 alone.
Specifically, the case 1 is substantially rectangular, an opening 2 is opened in a front end surface of the case 1, and an electric component is mounted in the case 1. Preferably, the upper end of the box body 1 can be provided with a rain-proof plate, and the left side and the right side of the box body 1 can be provided with heat dissipation windows communicated with the inside of the box body 1.
The chamber door 3 is installed at the preceding terminal surface of box 1, and the left side of chamber door 3 is installed on box 1 through articulated hinge 6, and chamber door 3 can open or close opening 2 on the box 1 around articulated hinge 6 upset. The box door 3 is provided with a rectangular observation window 4.
Install window 5 on observation window 4, the left side of this window 5 is installed on chamber door 3 through articulated hinge 6, rotates on the medial surface on window 5 right side and installs the first gag lever post 7 that is on a parallel with window 5, installs the knob 8 that is used for driving first gag lever post 7 rotation on the lateral surface of window 5, and the rotation center of this knob 8 is coaxial with the rotation center of first gag lever post 7. When the window door 5 closes the observation window 4, one side of the first limit rod 7 facing the window door 5 and the inner side surface of the box door 3 are positioned in the same plane. One end of the first stopper rod 7 is the rotation center thereof. The length of the first limiting rod 7 is greater than the distance between the rotation center of the first limiting rod 7 and the right side of the observation window 4, and the length of the first limiting rod 7 is less than the distance between the rotation center of the first limiting rod 7 and the upper end, i.e. the lower end, of the observation window 4. When the first limiting rod 7 is rotated to the vertical direction, the whole first limiting rod 7 is positioned in the observation window 4, and the window 5 can be opened from the box door 3 independently; when the first limiting rod 7 rotates to the horizontal direction, the right end part of the first limiting rod 7 is attached to the inner side surface of the box body 1, and the window 5 and the box door 3 are attached under the limiting effect of the first limiting rod 7.
A second limiting rod 9 parallel to the box door 3 is rotatably arranged on the right side of the inner side surface of the box door 3. When the door 3 closes the opening 2 of the box body 1, one side of the second limit rod 9 facing the door 3 and the inner side surface of the front end surface of the box body 1 are positioned in the same plane. The rotation center of the second stopper rod 9 is located in the middle of the second stopper rod 9, that is, at a half of the length of the second stopper rod 9. The distance between the rotating center of the second limiting rod 9 and the right end of the opening 2 is less than half of the length of the second limiting rod 9, namely when the second limiting rod 9 is positioned in the horizontal direction, the right end of the second limiting rod 9 can be attached to the inner side surface of the front end surface of the box body 1, and at the moment, the second limiting rod 9 can play a role in locking the box body 1 and the box door 3; after the second limiting rod 9 rotates by a certain angle, the second limiting rod 9 is not in contact with the front end face of the box body 1 any more, the locking relation between the box body 1 and the box door 3 disappears at the moment, and the box door 3 can be freely opened.
It should be noted that the distance between the rotation center of the second limiting rod 9 and the rotation center of the first limiting rod 7 is smaller than the sum of the length of the first limiting rod 7 and one half of the length of the second limiting rod 9, and when the first limiting rod 7 and the second limiting rod 9 are both located in the horizontal direction, the lower end surface of the first limiting rod 7 is flush with the upper end surface of the second limiting rod 9. At the moment, when the first limiting rod 7 continues to rotate downwards, the second limiting rod 9 is driven to rotate, and after the first limiting rod 7 rotates for a certain angle, the second limiting rod 9 is not in contact with the front end face of the box body 1, so that the locking relation between the box body 1 and the box door 3 is released; at this moment, if the first limiting rod 7 rotates reversely, the end of the first limiting rod 7 contacts with the end of the second limiting rod 9 first, and continues to rotate upwards along with the first limiting rod 7, so as to drive the second limiting rod 9 to rotate upwards, so that the second limiting rod 9 contacts with the front end face of the box body 1, and the locking relation between the box body 1 and the box door 3 is restored. Therefore, not only the locking relationship between the window door 5 and the door 3 but also the locking relationship between the box body 1 and the door 3 can be released or restored by rotating the first stopper rod 7.
Preferably, an indication arrow facing in the same direction as the first limit rod 7 is arranged on the knob 8, and an indication rod facing in the same direction as the second limit rod 9 is arranged on the front end surface of the box body 1. Can show the orientation of first gag lever post 7 and second gag lever post 9 in box 1 this moment directly perceivedly through instruction arrow and instruction pole to be convenient for operating personnel carries out accurate control to the orientation of first gag lever post 7 and second gag lever post 9.
In addition, sealing rubber strips are arranged on the inner sides of the box door 3 and the window door 5, so that the sealing performance of the combined net box is improved.
Therefore, the utility model discloses having seted up observation window 4 on chamber door 3, having made operating personnel need not open chamber door 3 and can observe the operational aspect of the inside components and parts of case that is incorporated into the power networks, in addition, when needs carry out simple operation to the inside components and parts of box 1, can open observation window 4 alone and operate, it is more convenient to operate.
In addition to the above embodiments, the present invention may have other embodiments; all the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope claimed by the present invention.
Claims (5)
1. The utility model provides a grid-connected box for photovoltaic power generation which characterized in that: the method comprises the following steps:
the box body (1), the box body (1) is internally provided with electric elements, and the front end of the box body (1) is provided with an opening (2);
the refrigerator door comprises a refrigerator door (3), wherein one side of the refrigerator door (3) is arranged at the front end of the refrigerator body (1) through a hinged hinge (6) and can seal the opening (2), and an observation window (4) is formed in the refrigerator door (3); and the number of the first and second groups,
the door comprises a window (5), wherein one side of the window (5) is installed at the front end of the box door (3) through a hinged hinge (6) and can seal the observation window (4), a first limiting rod (7) parallel to the window (5) is rotatably installed on the inner side face of the window (5), and when the observation window (4) is closed by the window (5), the first limiting rod (7) extends into the observation window (4) and is flush with the inner side face of the observation window (4);
the length of the first limiting rod (7) is greater than the distance between the rotating center of the first limiting rod (7) and one side of the observation window (4) far away from the hinged hinge (6), the length of the first limiting rod (7) is smaller than the distance between the rotating center of the first limiting rod (7) and the upper end and the lower end of the observation window (4), and a knob (8) used for driving the first limiting rod (7) to rotate is arranged on the outer side of the window door (5).
2. The grid-connected box for photovoltaic power generation according to claim 1, characterized in that: a second limiting rod (9) parallel to the box door (3) is rotatably arranged on one side of the inner side surface of the box door (3) far away from the hinged hinge (6), when the box body (1) is closed by the box door (3), the second limiting rod (9) extends into the box body (1) and is flush with the inner side surface of the front end surface of the box body (1),
the rotation center of second gag lever post (9) is located the middle part of second gag lever post (9), the rotation center of second gag lever post (9) with opening (2) are kept away from the interval between articulated hinge (6) one side and are less than the half of second gag lever post (9) length, the rotation center of second gag lever post (9) with the interval between the rotation center of first gag lever post (7) is less than the length of first gag lever post (7) with the sum of the half of second gag lever post (9) length, and work as when first gag lever post (7) with second gag lever post (9) all are located the horizontal direction, the lower terminal surface of first gag lever post (7) with the up end of second gag lever post (9) flushes.
3. The grid-connected box for photovoltaic power generation according to claim 2, characterized in that: the surface of the knob (8) is provided with an indication arrow which is consistent with the orientation of the first limiting rod (7).
4. The grid-connected box for photovoltaic power generation according to claim 3, characterized in that: the front end face of the box body (1) is provided with an indicating rod which is consistent with the orientation of the second limiting rod (9), and the indicating rod is coaxially connected with the second limiting rod (9).
5. The grid-connected box for photovoltaic power generation according to claim 1, characterized in that: and sealing rubber strips are arranged on the edge part of the inner side surface of the box door (3) and the edge part of the inner side surface of the window door (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020276391.0U CN211743792U (en) | 2020-03-09 | 2020-03-09 | Grid-connected box for photovoltaic power generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020276391.0U CN211743792U (en) | 2020-03-09 | 2020-03-09 | Grid-connected box for photovoltaic power generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211743792U true CN211743792U (en) | 2020-10-23 |
Family
ID=72857096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020276391.0U Expired - Fee Related CN211743792U (en) | 2020-03-09 | 2020-03-09 | Grid-connected box for photovoltaic power generation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211743792U (en) |
-
2020
- 2020-03-09 CN CN202020276391.0U patent/CN211743792U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201023 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |