Distributed power generation grid-connected management box

Abstract

The utility model discloses a distributed power generation grid-connected management box, which belongs to the technical field of power generation grid connection and is characterized in that the upper surface of a bottom plate is rotatably connected with a fixing frame, a plurality of mounting transverse plates for mounting electric parts are fixed in the fixing frame, the bottom of the back surface of the fixing frame is provided with a wire fixing plate for fixing a power transmission line, and the lower surface of a top plate is fixedly provided with a positioning plate; the top end of the fixing frame is fixed to one side of the positioning plate, a plurality of wire arranging plates are fixed to the upper surface of the bottom plate, a displayer is fixedly installed on the front side face of the fixing frame, an observation window is fixedly embedded in the position, corresponding to the displayer, of the box door, and a remote control panel used for controlling the displayer is fixedly installed on the front face of the box door. The distributed power generation grid-connected management box facilitates internal cleaning of the management box and development of maintenance work of electric devices, improves cleaning and maintenance efficiency of the management box, facilitates observation of data measured in metering electric devices such as an ampere meter and a voltmeter, is simple to operate, and facilitates fixation of a power transmission line.

Description

TECHNICAL FIELD

[0001] The utility model relates to power generation grid connection technical field, concretely is a kind of distributed power generation grid connection management box. BACKGROUND

[0002] ‌Distributed power generation is a kind of relatively dispersed power generation mode, and it is opposite to centralized power generation, it uses multiple small devices, connects power grid, and generates electricity through energy storage technology and system, and the distributed power generation can also be called dispersed power generation, dispersed power generation, dispersed power generation, and is the technology and system of using multiple small devices, connecting power grid, generating electricity and energy storage.

[0003] Distributed photovoltaic has the problems of small capacity, wide dispersion, non-standard management, high management cost and the like, so it needs to use cabinet type management box for grid connection management, so that dispersed electric energy is stably merged into main power grid, and various electrical devices are fixedly installed in the grid connection management box, so that the electrical devices need to be regularly overhauled and maintained, especially dust and stains gathered in the cabinet management box, which can easily affect the ventilation and heat dissipation of the management box and stable power transmission, but the existing management box body is compact and regular in structure layout, so that the management box is small in size and narrow in internal space, which causes many inconveniences to cleaning and overhaul and maintenance of the management box. UTILITY MODEL CONTENTS

[0004] In order to solve the above problems in the prior art, the utility model aims to provide a distributed power generation grid connection management box, the rotation connection between the fixed frame and the bottom plate in the distributed power generation grid connection management box facilitates the cleaning of the inside of the management box and the development of electrical device overhaul and maintenance work, improves the cleaning and overhaul efficiency of the management box, facilitates the observation of the data measured in the metering electrical devices such as ammeter and voltmeter, is simple to operate, and is convenient for fixing power transmission line.

[0005] The utility model solves the technical problems by adopting the technical scheme that

[0006] A distributed power generation grid connection management box is provided, which comprises a box body, a bottom plate and a top plate are fixedly installed at the top and bottom of the box body respectively, a box door is installed on the front side of the box body, a fixed frame is rotationally connected to the upper surface of the bottom plate, a plurality of installation horizontal plates for installing electrical devices are fixed in the fixed frame, a wire fixing plate for fixing power transmission line is arranged at the bottom of the back surface of the fixed frame;

[0007] A positioning plate is fixed to the lower surface of the top plate, and the top end of the fixed frame is fixed to one side of the positioning plate.

[0008] A plurality of wire arranging plates are fixed to the upper surface of the bottom plate.

[0009] The front side of the fixed frame is fixedly installed with a display, and a viewing window is fixedly embedded on the cabinet door at a position corresponding to the display.

[0010] Further, two displacement slots are formed in the top of the fixed frame, and two first bolt columns are fixed on one side of the positioning plate, and the first bolt columns penetrate the displacement slots at one end and are matched with fastening threaded barrels.

[0011] Further, a rubber pad is fixed on the side of the positioning plate close to the cabinet door, and a knob is fixedly sleeved on the circumferential surface of the fastening threaded barrel.

[0012] Further, two supporting plates are fixed on the bottom of the front side of the fixed frame, a base is fixed on the upper surface of the bottom plate, and the bottom of the fixed frame is rotationally connected to the top of the base.

[0013] Further, a pressing plate is fixed on the upper surface of the wire fixing plate, and two second bolt columns are fixed on the top of the wire fixing plate, the top ends of the second bolt columns slide through the pressing plate and are matched with nuts, and a plurality of arc-shaped grooves are formed in the upper surface of the wire fixing plate and the lower surface of the pressing plate, and the power transmission lines are clamped and fixed inside the arc-shaped grooves.

[0014] Further, a plurality of cable waterproof joints are fixedly embedded on the bottom plate, the power transmission lines penetrate and are fixed in the cable waterproof joints, and the redundant portions of each power transmission line are located in each set of wire arranging plates.

[0015] Further, a set of mounting end plates are fixed on the two side surfaces of the cabinet, the display is electrically connected with the metering electrical device, a signal receiving module is arranged in the display, a signal transmission module is arranged in the remote control panel, a protective cover is arranged on the remote control panel, and a plurality of ventilation holes are formed in the back surface of the cabinet.

[0016] Compared with the prior art, the utility model has the advantages that:

[0017] 1. The distributed power generation grid-connected management box can quickly and fixedly install electrical devices through the fixed frame, the rotational connection between the fixed frame and the bottom plate can rotate the fixed frame outward, so that the electrical devices installed on the fixed frame are completely separated from the cabinet, the inside of the management box is convenient to clean, and the electrical device maintenance work is facilitated, and the cleaning and maintenance efficiency of the management box is improved.

[0018] 2. The distributed power generation grid-connected management box is provided with a display, which can display the measured data of the ammeter, voltmeter and other metering electrical devices, so that the content displayed on the display can be observed through the viewing window without opening the cabinet door, and the display can be controlled to switch and display different data through the remote control panel.

[0019] 3、The distributed power generation grid-connected management box of the utility model, through the setting of the clearance groove and the rubber pad, the fixed frame can be quickly and fixedly installed, the end surface of the support plate is in contact with the upper surface of the bottom plate, the fixed frame in the horizontal state can be supported, the structural strength of the fixed frame is improved, the setting of the wire fixing plate and the cable waterproof joint plays a role in fixing the power transmission line, and the setting of the wire arranging plate can avoid the occurrence of winding of adjacent power transmission lines in the stretching process. BRIEF DESCRIPTION OF DRAWINGS

[0020] Other features, objects and advantages of the present application will become more apparent from the following detailed description of non-limiting embodiments, made with reference to the attached drawings:

[0021] Figure 1 is a structural schematic diagram of the utility model;

[0022] Figure 2 is a structural schematic diagram of the internal structure of the utility model;

[0023] Figure 3 is a structural schematic diagram of the fixed frame of the utility model;

[0024] Figure 4 is a structural schematic diagram of the bottom of the box of the utility model;

[0025] Figure 5 is a structural schematic diagram of the bottom of the top plate of the utility model;

[0026] Figure 6 is a structural schematic diagram of the fixed frame after being turned over of the utility model;

[0027] Figure 7 is a structural schematic diagram of the wire fixing plate when being disassembled of the utility model.

[0028] In the drawings, 1. box, 2. bottom plate, 3. top plate, 4. installation end plate, 5. box door, 6. observation window, 7. remote control panel, 8. cable waterproof joint, 9. base, 10. fixed frame, 11. installation horizontal plate, 12. display, 13. clearance groove, 14. support plate, 15, wire arranging plate, 16. positioning plate, 17. first bolt column, 18. fastening screw cylinder, 19. rubber pad, 20. wire fixing plate, 21. lower pressing plate, 22. second bolt column, 23. nut, 24. arc-shaped groove. DETAILED DESCRIPTION

[0029] The technical scheme of the utility model will be described clearly and completely in combination with the drawings, obviously, the described embodiments are a part of the embodiments of the utility model, not all the embodiments.

[0030] The components of the embodiments of the present application generally described and shown in the drawings herein can be arranged and designed in a variety of different configurations. Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the application claimed, but merely represents selected embodiments of the application.

[0031] Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present application.

[0032] In the description of the present application, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0033] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For those of ordinary skill in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0034] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. In addition, it should be noted that for the convenience of description, only parts related to the present application are shown in the drawings.

[0035] Embodiment: Reference Figures 1-7 The embodiment shown is a kind of distributed power generation grid management box, including box body 1, bottom plate 2 and top plate 3 are fixedly installed on the top and bottom of box body 1 respectively, and box door 5 is installed on the front side of box body 1, the upper surface of bottom plate 2 is rotatably connected with fixed frame 10, a plurality of installation horizontal plates 11 for installing electrical devices are fixed in fixed frame 10, the back surface bottom of fixed frame 10 is provided with wire fixing plate 20 for fixing power transmission line;

[0036] The lower surface of top plate 3 is fixed with positioning plate 16, and the top end of fixed frame 10 is fixed on one side of positioning plate 16;

[0037] The upper surface of bottom plate 2 is fixed with a plurality of groups of line arrangement plates 15;

[0038] The bottom of the front side of the fixed frame 10 is fixed with two support plates 14;

[0039] The front side of the fixed frame 10 is fixedly installed with a display 12, which is electrically connected with the metering electrical device. The box door 5 is embedded with an observation window 6 at a position corresponding to the display 12. The front of the box door 5 is fixedly installed with a remote control panel 7 for controlling the display 12. The bottom plate 2 is embedded with a plurality of cable waterproof joints 8. The power transmission lines are inserted into the cable waterproof joints 8 and the redundant parts of each power transmission line are located in each set of wire arranging plates 15.

[0040] When the grid-connected management box is used, the power transmission lines are inserted into the cable waterproof joints 8 into the inside of the box body 1. The cable waterproof joints 8 can fix the bottom of the power transmission lines. The top of the power transmission lines is clamped and fixed by the wire fixing plate 20. The part of the power transmission lines between the wire fixing plate 20 and the cable waterproof joints 8 is not straight, but has a bent redundant power transmission line. This part of the power transmission lines is located inside a set of wire arranging plates 15. During the overturning process of the fixed frame 10, the bent redundant section of the power transmission lines will stretch and contract. The wire arranging plates 15 can avoid the entanglement of adjacent power transmission lines during the stretching and contracting process. The top end of the power transmission lines is electrically connected with the electrical device. The display 12 can display the data measured by the metering electrical device such as ammeter and voltmeter. The content displayed on the display 12 can be observed through the observation window 6 without opening the box door 5. The different data displayed on the display 12 can be controlled by the remote control panel 7.

[0041] When the management box needs to be cleaned and maintained, the box door 5 is opened, the connection between the fixed frame 10 and the positioning plate 16 is disconnected, and the fixed frame 10 is rotated by 90 degrees to a horizontal position. At this time, the bottom end of the support plate 14 is in contact with the upper surface of the bottom plate 2, which can support the fixed frame 10 in a horizontal state and improve the structural strength of the fixed frame 10. The electrical device installed on the fixed frame 10 is completely separated from the box body 1, which facilitates the cleaning of the inside of the management box and the maintenance of the electrical device, and improves the cleaning and maintenance efficiency of the management box.

[0042] In order to facilitate the installation of the top of the fixed frame 10 on one side of the positioning plate 16, two clearance grooves 13 are formed in the top of the fixed frame 10 in this embodiment. Two first bolt columns 17 are fixed on one side of the positioning plate 16. One end of the first bolt column 17 penetrates the clearance groove 13 and is fitted with a fastening threaded cylinder 18. A rubber pad 19 is fixed on the side of the positioning plate 16 close to the box door 5. The fastening threaded cylinder 18 is fixedly sleeved with a knob on the side surface. When the fixed frame 10 is in a vertical state, the first bolt column 17 penetrates the clearance groove 13. By rotating the knob, the fastening threaded cylinder 18 can be rotated, so that the fastening threaded cylinder 18 presses the fixed frame 10, and the top of the fixed frame 10 is stably fixed on one side of the positioning plate 16. The rubber pad 19 improves the stability of the fixation between the top end of the fixed frame 10 and the positioning plate 16.

[0043] Further, the bottom plate 2 is fixed with a base 9 on the upper surface, and a fixed frame 10 is rotatably connected to the top of the base 9.

[0044] In order to enable the fixed wire plate 20 to be installed and fixed to the power transmission line, the lower surface of the fixed wire plate 20 is fixed with a pressing plate 21, and the top of the fixed wire plate 20 is fixed with two second bolt columns 22, the top of the second bolt column 22 is slidably penetrated through the pressing plate 21 and is adapted with a nut 23, and the upper surface of the fixed wire plate 20 and the lower surface of the pressing plate 21 are both provided with a plurality of arc-shaped grooves 24, the power transmission line is clamped and fixed inside the arc-shaped groove 24, by screwing the nut 23, the pressing plate 21 and the fixed wire plate 20 are close to each other, and the power transmission line is stably clamped and fixed in the arc-shaped groove 24.

[0045] Further, the two side surfaces of the box body 1 are both fixed with a group of mounting end plates 4, which are convenient for mounting and fixing the box body 1, and the display 12 is provided with a signal receiving module, the remote control panel 7 is provided with a signal transmission module, and the remote control panel 7 is provided with a protective cover, which plays a role of rain and dust shielding, the back surface of the box body 1 is provided with a plurality of ventilation holes, and the signal transmitted by the signal transmission module on the remote control panel 7 is received by the signal receiving module in the display 12, so that the remote control panel 7 can control the switching display of different data on the display 12.

[0046] The above description is only the preferred embodiment of the present application and the explanation of the applied technical principles. Those skilled in the art should understand that the utility model range involved in the present application is not limited to the technical solutions formed by the specific combination of the above technical features, and should also cover other technical solutions formed by the above technical features or their equivalent features in any combination without departing from the utility model concept. For example, the above features are replaced with the technical features disclosed in the present application (but not limited to) having similar functions to form technical solutions.

[0047] In addition to the technical features described in the specification, the remaining technical features are known to those skilled in the art, and in order to highlight the innovative features of the present application, the remaining technical features will not be described here.

Claims

1. A distributed generation grid-connected management box, comprising a box body (1), wherein a bottom plate (2) and a top plate (3) are fixedly installed on the top and bottom of the box body (1) respectively, and a box door (5) is installed on the front side of the box body (1), characterized in that, The upper surface of the base plate (2) is rotatably connected to a fixed frame (10), and a number of mounting horizontal plates (11) for installing electrical components are fixed inside the fixed frame (10). The bottom back of the fixed frame (10) is provided with a wire fixing plate (20) for fixing the transmission line. A positioning plate (16) is fixed on the lower surface of the top plate (3), and the top of the fixing frame (10) is fixed on one side of the positioning plate (16); Several sets of wire management plates (15) are fixed on the upper surface of the base plate (2); A display (12) is fixedly installed on the front side of the fixed frame (10), and an observation window (6) is embedded and fixed on the door (5) at the position corresponding to the display (12). A remote control panel (7) for controlling the display (12) is fixedly installed on the front of the door (5).

2. The distributed generation grid-connected management box according to claim 1, characterized in that, The top of the fixed frame (10) is provided with two clearance grooves (13), and two first bolt posts (17) are fixed on one side of the positioning plate (16). One end of the first bolt post (17) passes through the clearance groove (13) and is adapted to a fastening threaded cylinder (18).

3. The distributed generation grid-connected management box according to claim 2, characterized in that, A rubber pad (19) is fixed on the side of the positioning plate (16) near the door (5), and a knob is fixedly sleeved on the periphery of the fastening threaded cylinder (18).

4. The distributed generation grid-connected management box according to claim 3, characterized in that, Two support plates (14) are fixed to the bottom of the front side of the fixed frame (10), and a base (9) is fixed to the upper surface of the base plate (2). The bottom of the fixed frame (10) is rotatably connected to the top of the base (9).

5. The distributed generation grid-connected management box according to claim 1, characterized in that, The upper surface of the wire fixing plate (20) is fixed with a lower pressure plate (21), and the top of the wire fixing plate (20) is fixed with two second bolt posts (22). The top of the second bolt posts (22) slides through the lower pressure plate (21) and is fitted with nuts (23). The upper surface of the wire fixing plate (20) and the lower surface of the lower pressure plate (21) are both provided with several arc-shaped grooves (24), and the transmission line is clamped and fixed inside the arc-shaped grooves (24).

6. The distributed generation grid-connected management box according to claim 5, characterized in that, Several waterproof cable connectors (8) are embedded and fixed on the base plate (2). The power transmission line is fixed inside the waterproof cable connector (8), and the redundant part of each power transmission line is located in each set of cable management plates (15).

7. The distributed generation grid-connected management box according to any one of claims 1-6, characterized in that, A set of mounting end plates (4) are fixed on both sides of the box (1). The display (12) is electrically connected to the metering device and a signal receiving module is provided inside the display (12). A signal transmission module is provided inside the remote control panel (7) and a protective cover is provided on the remote control panel (7). Several ventilation and heat dissipation holes are opened on the back of the box (1).

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