CN211457077U - Grid-connected interface device for photovoltaic power generation - Google Patents
Grid-connected interface device for photovoltaic power generation Download PDFInfo
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- CN211457077U CN211457077U CN202020203276.0U CN202020203276U CN211457077U CN 211457077 U CN211457077 U CN 211457077U CN 202020203276 U CN202020203276 U CN 202020203276U CN 211457077 U CN211457077 U CN 211457077U
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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
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Abstract
The utility model discloses a photovoltaic power generation is with interface arrangement that is incorporated into power networks, including casing and end cover, casing one end opening is provided with the holding chamber, the end cover corresponds the holding chamber is fixed with the leading-in section of thick bamboo that the shape matches the rear side of casing is fixed with the joint piece, corresponds the joint piece is fixed with solid fixed sliding block on the installation face, joint piece card is established solid fixed sliding block is last and can slide from top to bottom. The utility model discloses a grid-connected interface device for photovoltaic power generation, through setting up joint piece and fixed slider, make things convenient for the fixed of casing; by arranging the clamping mechanism and penetrating into the limiting insertion holes from the two limiting blocks, the adjusting button can be abutted against the inner sides of the limiting blocks after being rotated and is not easy to slide out, so that the limiting and fixing of the end cover are realized; the limiting part is provided with a limiting block, and the limiting block is provided with a limiting part which is connected with the limiting part and a limiting pin shaft.
Description
Technical Field
The utility model relates to a photovoltaic power generation technical field especially relates to a photovoltaic power generation is with interface arrangement that is incorporated into power networks.
Background
With the increasing seriousness of the conventional energy shortage problem and the increasing awareness of environmental protection and energy conservation, the development and utilization of renewable energy sources have become an energy strategy for sustainable development. Solar photovoltaic power generation, which directly converts solar energy into electric energy using the photovoltaic effect, is an important component of new energy and renewable energy, is considered as a new energy technology with the greatest development prospect in the world at present, and is the most potential power source.
The grid-connected interface device is usually installed at a grid-connected point, has the functions of measurement and control, protection and power quality monitoring on the grid-connected point, also has the functions of protocol conversion and telecontrol, establishes a communication bridge between a background master station and a bottom distributed power supply, and plays a role of starting and stopping.
Existing distributed grid-tie interface devices include a housing and various corresponding interface components located within the housing. The housing is open at one side and has a cover plate attached to the open end by fasteners (e.g., screws).
The shell is generally arranged on a wall body and is directly fixed on the wall body by bolts, and the shell may need to be taken down for operation when the shell needs to be maintained and replaced; meanwhile, the conventional grid-connected interface device is inconvenient to operate when being installed and opened, and the working efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, an object of the utility model is to provide a photovoltaic power generation is with interface arrangement that is incorporated into power networks conveniently carries out the installation and the dismantlement of casing, conveniently operates simultaneously.
The technical scheme of the utility model as follows:
the utility model provides a photovoltaic power generation is with interface arrangement that is incorporated into power networks, includes casing and end cover, casing one end opening is provided with the holding chamber, the end cover corresponds the holding chamber is fixed with the leading-in section of thick bamboo that the shape matches the rear side of casing is fixed with the joint piece, corresponds the joint piece is fixed with solid fixed sliding block on the installation face, joint piece card is established solid fixed sliding block is last and can slide from top to bottom.
Furthermore, a downward through clamping groove is formed in the middle of the clamping block, and downward through limiting sliding grooves are formed in two wall surfaces of the clamping groove; correspondingly, the fixed sliding block comprises a sliding block and a clamping block, and the size of the sliding block is matched with that of the clamping groove; the size of the clamping block is matched with that of the limiting sliding groove.
Furthermore, the clamping groove is provided with a mounting counter bore for fixing on the shell, and the middle part of the fixed slide block is also provided with a through mounting counter bore for fixing on the mounting surface.
Furthermore, four positioning holes are symmetrically formed in the upper portion and the lower portion of the shell, two limiting blocks are symmetrically fixed in the positioning holes, a gap is reserved between the two limiting blocks, a clamping mechanism is inserted into the gap between the two limiting blocks and corresponds to the positioning holes, limiting jacks are formed in the guide-in barrel, and the clamping mechanism penetrates through the limiting jacks and is limited by the limiting blocks.
Furthermore, the limiting block is in a sector shape.
Further, the clamping mechanism comprises an adjusting button, a limiting column fixed at the bottom of the adjusting button and a limiting part fixed on the limiting column in the middle, the limiting part is in a cylindrical shape with the diameter matched with the positioning hole, two notches matched with the limiting block in shape are arranged at two ends of the limiting part, and the diameter of the limiting column is smaller than two gap widths of the limiting blocks.
Furthermore, a rebound mechanism is fixed in the guide cylinder corresponding to the limiting jack and comprises a slide cylinder with an upward opening and a threaded pin shaft arranged in the slide cylinder in a sliding mode, the threaded pin shaft penetrates through one end of the slide cylinder and is connected with a nut in a threaded mode, a spring is arranged in the slide cylinder through the threaded pin shaft, gaskets are arranged at the upper end and the lower end of the spring, and the diameter of each gasket is matched with the inner diameter of the slide cylinder.
The utility model provides a beneficial effect: by arranging the clamping blocks and the fixed slide block, the two clamping blocks can be correspondingly inserted into the fixed slide block, so that the shell can be conveniently fixed; by arranging the clamping mechanism and penetrating into the limiting insertion holes from the two limiting blocks, the adjusting button can be abutted against the inner sides of the limiting blocks after being rotated and is not easy to slide out, so that the limiting and fixing of the end cover are realized; the limiting part is provided with a limiting block, and the limiting block is provided with a limiting part which is connected with the limiting part and a limiting pin shaft.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic diagram of a rear view structure of a grid-connected interface device (end covers are omitted);
FIG. 2 is a schematic diagram of a grid-connected interface device;
FIG. 3 is a schematic structural view of the latch mechanism;
FIG. 4 is a left side view of the tip cap of FIG. 2;
fig. 5 is a schematic structural view of the rebound mechanism.
In the figure: 1-a shell; 11-a positioning hole; 12-a limiting block; 2-end cap; 21-an introduction cylinder; 211-limit jack; 3-a clamping mechanism; 31-an adjusting knob; 32-a limiting column; 33-a limiting part; 4-a rebound mechanism; 41-a slide cylinder; 42-a threaded pin shaft; 43-a gasket; 44-a spring; 5-a clamping block; 51-a clamping groove; 52-a limit chute; 6-fixing the sliding block; 61-a slide block; 62-a clamping block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
Referring to fig. 1 and 2, a grid-connected interface device for photovoltaic power generation comprises a shell 1 and an end cover 2, wherein an opening at one end of the shell 1 is provided with a containing cavity for forming a wiring piece, the end cover 2 is fixed with a guide-in barrel 21 with matched shapes corresponding to the containing cavity, a clamping block 5 is fixed on the rear side (bolt) of the shell 1, a fixed sliding block 6 matched with the clamping block 5 is fixed on a mounting surface (bolt) corresponding to the clamping block 5, and the clamping block 5 is clamped on the fixed sliding block 6 and can slide up and down.
The middle part of the clamping block 5 is provided with a clamping groove 51 which is penetrated downwards, the clamping groove 51 is provided with a mounting counter bore for fixing on the shell 1, and two wall surfaces of the clamping groove 51 are provided with limiting sliding grooves 52 which are penetrated downwards; correspondingly, the fixed slide block 6 comprises a slide block 61 and a clamping block 62 (integrally formed), and the size (width and thickness) of the slide block 61 is matched with the clamping groove 51; the size of the clamping block 62 is matched with that of the limiting sliding groove 52, and meanwhile, a through mounting counter bore is also formed in the middle of the fixed sliding block 6 and used for being fixed on a mounting surface. During the use, with two fixed slider 6 parallels and wait to install the back on the installation face equally, fix the corresponding fixing in casing 1 rear side of two joint piece 5, align fixed slider 6 and establish downwards the cover with joint groove 51 and can realize casing 1's fixing.
Referring to fig. 2, four positioning holes 11 are symmetrically formed in the upper and lower portions of the casing 1, two limiting blocks 12 are symmetrically (welded) fixed in the positioning holes 11, the limiting blocks 12 are fan-shaped, a gap is reserved between the two limiting blocks 12, a clamping mechanism 3 is inserted through the gap between the two limiting blocks 12, a limiting jack 211 is formed in the guide cylinder 21 corresponding to the positioning holes 11 (obviously, the limiting jack 211 corresponds to the positioning hole 11 after the end cover 2 is covered), and the clamping mechanism 3 penetrates through the limiting jack 211 and is limited by the limiting blocks 12.
As shown in fig. 3, the clamping mechanism 3 includes an adjusting knob 31 (the diameter of the adjusting knob 31 is larger than the positioning hole 11), (a) limiting column 32 fixed at the bottom of the adjusting knob 31 by welding, and a limiting part 33 fixed centrally on the limiting column 32. The limiting portion 33 is cylindrical with a diameter matched with the positioning hole 11, notches matched with the two limiting blocks 12 in shape are arranged at two ends of the limiting portion 33, and the diameter of the limiting column 32 is smaller than the gap width of the two limiting blocks 12. So that the clamping mechanism 3 can penetrate through the two limit blocks 12 and extend into the limit insertion holes 211, and the adjusting button 31 can abut against the inner sides of the limit blocks 12 after rotation, and is not easy to slide out, thereby realizing the limit fixation of the end cover.
Referring to fig. 4 and 5, a rebound mechanism 4 is fixed in the guide tube 21 corresponding to the limit insertion hole 211 (by welding), the rebound mechanism 4 includes a slide tube 41 with an upward opening, and a threaded pin 42 slidably disposed in the slide tube 41, the threaded pin 42 penetrates through one end of the slide tube 41 and is screwed with a nut, the threaded pin 42 is provided with a spring 44 in the slide tube 41 (the outer diameter of the spring 44 is matched with the inner diameter of the slide tube 41), and gaskets 43 are disposed at the upper and lower ends of the spring 44, the diameter of the gasket 43 is matched with the inner diameter of the slide tube 41, so that the stability of the spring 44 disposed in the inner cavity of the slide tube 41 can be ensured.
The resilient mechanism 4 is provided to extend the position-limiting post 32 into the inner cavity of the sliding cylinder 41, and compress the spring 44 after the threaded pin 42 is pressed downward, so that the position-limiting portion 33 can firmly abut against the inner side of the position-limiting block 12, and is not easy to loosen.
In the present application, the structures and the connection relations that are not described in detail are all the prior art, and the structures and the principles thereof are known in the prior art and are not described herein again.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a photovoltaic power generation is with interface arrangement that is incorporated into power networks, includes casing and end cover, casing one end opening is provided with the holding chamber, the end cover corresponds the holding chamber is fixed with the leading-in section of thick bamboo that the shape matches, its characterized in that: the rear side of casing is fixed with the joint piece, corresponds the joint piece is fixed with fixed slider on the installation face, the joint piece card is established fixed slider is last and can slide from top to bottom.
2. The grid-connected interface device for photovoltaic power generation according to claim 1, characterized in that: the middle part of the clamping block is provided with a clamping groove which is communicated downwards, and two wall surfaces of the clamping groove are provided with limiting sliding grooves which are communicated downwards; correspondingly, the fixed sliding block comprises a sliding block and a clamping block, and the size of the sliding block is matched with that of the clamping groove; the size of the clamping block is matched with that of the limiting sliding groove.
3. The grid-connected interface device for photovoltaic power generation according to claim 2, characterized in that: the clamping groove is provided with a mounting counter bore for fixing on the shell, and the middle part of the fixed slide block is also provided with a through mounting counter bore for fixing on a mounting surface.
4. The grid-connected interface device for photovoltaic power generation according to claim 1 or 2, characterized in that: four positioning holes are symmetrically formed in the upper portion and the lower portion of the shell, two limiting blocks are symmetrically fixed in the positioning holes, a gap is reserved between the two limiting blocks, a clamping mechanism is inserted into the gap between the two limiting blocks, the positioning holes correspond to the guiding barrel, limiting insertion holes are formed in the guiding barrel, and the clamping mechanism penetrates through the limiting insertion holes and is limited by the limiting blocks.
5. The grid-connected interface device for photovoltaic power generation according to claim 4, characterized in that: the limiting block is in a fan shape.
6. The grid-connected interface device for photovoltaic power generation according to claim 5, characterized in that: the clamping mechanism comprises an adjusting button, a limiting column fixed at the bottom of the adjusting button and a limiting part fixed on the limiting column in the middle, the limiting part is in a cylindrical shape with the diameter matched with the positioning hole, two notches matched with the limiting block in shape are arranged at two ends of the limiting part, and the diameter of the limiting column is smaller than two gap widths of the limiting blocks.
7. The grid-connected interface device for photovoltaic power generation according to claim 6, characterized in that: a rebound mechanism is fixed in the guide cylinder corresponding to the limiting jack and comprises a slide cylinder with an upward opening and a threaded pin shaft arranged in the slide cylinder in a sliding mode, the threaded pin shaft penetrates through a nut in threaded connection with one end of the slide cylinder, a spring is arranged in the slide cylinder through the threaded pin shaft, gaskets are arranged at the upper end and the lower end of the spring, and the diameter of each gasket is matched with the inner diameter of the slide cylinder.
Priority Applications (1)
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CN202020203276.0U CN211457077U (en) | 2020-02-24 | 2020-02-24 | Grid-connected interface device for photovoltaic power generation |
Applications Claiming Priority (1)
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CN202020203276.0U CN211457077U (en) | 2020-02-24 | 2020-02-24 | Grid-connected interface device for photovoltaic power generation |
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CN211457077U true CN211457077U (en) | 2020-09-08 |
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CN202020203276.0U Active CN211457077U (en) | 2020-02-24 | 2020-02-24 | Grid-connected interface device for photovoltaic power generation |
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