CN219017552U

CN219017552U - Quick shutoff ware of photovoltaic module

Info

Publication number: CN219017552U
Application number: CN202320020344.3U
Authority: CN
Inventors: 蔡振中
Original assignee: Shanghai Siaosuo Intelligent Technology Co ltd
Current assignee: Shanghai Siaosuo Intelligent Technology Co ltd
Priority date: 2023-01-05
Filing date: 2023-01-05
Publication date: 2023-05-12
Anticipated expiration: 2033-01-05

Abstract

The application provides a quick turn-off device of photovoltaic module, belongs to the quick turn-off device field of photovoltaic module. The quick shutoff device for the photovoltaic module comprises a shutoff device body and a mounting assembly, wherein the mounting assembly comprises a bottom plate, a connecting block, a rotating rod and a spring, the rotating rod, the spring and the connecting block are symmetrically arranged, the connecting block is rotationally connected with one side of the rotating rod, the shutoff device body is inserted into the connecting block, and the other side of the spring is fixedly connected with the other side of the rotating rod. In the whole use process, the rotary rods are clamped inside the bottom plate, the rotary rods are installed, and then when the shutoff body is detached, the two rotary rods are mutually close to each other and are kneaded, so that the rotary rods, the connecting blocks and the shutoff body can be taken down, the shutoff body is convenient to install and detach, and convenience is brought to replacement and overhaul of the shutoff body.

Description

Quick shutoff ware of photovoltaic module

Technical Field

The application relates to the field of photovoltaic module quick shutoff devices, in particular to a photovoltaic module quick shutoff device.

Background

In general, a single solar cell cannot be directly used as a power supply. Several single batteries must be connected in series, parallel and tightly packaged into an assembly to be used as a power supply. Solar cell modules, also called solar panels, are the core part in and the most important part of a solar power generation system. The solar energy is converted into electric energy, or is sent to a storage battery for storage, or the load is pushed to work.

In a high-voltage photovoltaic system, problems such as component hot spots, string mismatch, cable damage, connection fastening, inverter dust accumulation and the like easily cause the firing of a photovoltaic power station. The operation and maintenance time of the photovoltaic power station is 25 years, and the probability of fire accidents rises exponentially as the equipment ages. However, in the event of a fire, if only the ac power from the inverter to the power grid is turned off, high voltages of several hundred or even thousands of volts still exist on the dc side between the components and between the components to the inverter, which can be a threat to the life of the firefighter if he or she is dealing with it.

The quick turnoff device of the photovoltaic module is directly fixed on the support frame body of the photovoltaic module through bolts during installation, firstly, the installation of the turnoff device is inconvenient, secondly, the disassembly of the turnoff device is inconvenient, and further, the maintenance and the replacement of the turnoff device are inconvenient.

Disclosure of Invention

In order to make up the defect, the application provides a quick shutoff of photovoltaic module, aims at improving the quick shutoff and directly fixes on the support frame body of photovoltaic module through the bolt, is inconvenient at first the installation of shutoff, and secondly also is inconvenient to the dismantlement of shutoff, and then is inconvenient for the maintenance of shutoff and the problem of changing.

The embodiment of the application provides a quick turn-off device of photovoltaic module, including turn-off device body and installation component, installation component includes bottom plate, connecting block, dwang and spring, the dwang the spring with the equal symmetry of connecting block sets up, the connecting block with dwang one side rotates to be connected, turn-off device body peg graft inside the connecting block, dwang one side card is in inside bottom plate one side, spring one side with one dwang one side fixed connection, the spring opposite side with another dwang one side fixed connection.

In a specific embodiment, one side of the base plate is provided with a plurality of connecting bolts.

In the implementation process, the plurality of connecting bolts are arranged, so that the base plate is convenient to fix, and the base plate is installed.

In a specific embodiment, the bottom plate is provided with a clamping groove, one side of the rotating rod is provided with a clamping block, and the clamping block is clamped inside the clamping groove.

In the implementation process, the bottom plate is provided with the clamping groove, and the clamping block is better matched with the clamping block, so that the clamping block is clamped inside the groove, and the limiting of the rotating rod is implemented.

In a specific embodiment, a plugging groove is formed in one side of the connecting block, and the shutoff body is provided with a plugging strip which is slidingly plugged in the plugging groove.

In the implementation process, the plug strip is inserted into the plug groove, so that connection between the shutoff body and the connecting block is realized, and the shutoff body is convenient to install.

In a specific embodiment, the base plate is provided with a cushion on one side, the cushions are symmetrically arranged, and the shutoff body is abutted against one side of the cushion.

In the implementation process, the soft cushion is convenient for supporting the shutoff body and protecting the shutoff body.

In a specific embodiment, the connecting block is provided with connecting lugs, the connecting lugs are symmetrically arranged, and the rotating rod is rotationally connected with the connecting lugs.

In the implementation process, the connecting lugs are arranged, so that the connection between the connecting blocks and the rotating rod is facilitated, and the rotation of the rotating rod is also facilitated.

In a specific embodiment, a rain shield is arranged on one side of the bottom plate, and one side of the rain shield is arranged in an arc shape.

In the implementation process, the setting of the rain shielding plate is convenient for shielding the shutoff device body from rain when raining, and the protection of the shutoff device body is implemented.

In a specific embodiment, the spring is provided with connecting rings, the connecting rings are symmetrically arranged, and the connecting rings are fixedly connected with one side of the rotating rod.

In the implementation process, the connecting ring is arranged, so that the fixed connection between the spring and the rotating rod is facilitated.

The beneficial effects are that: the application provides a quick turn-off device of photovoltaic module, the setting of bottom plate can be connected between the support body of bottom plate and support photovoltaic module, peg graft between one side of connecting block and the turn-off device body, adopt the friction to peg graft, there is certain resistance, be convenient for install the turn-off device body, manual with two dwang be close to each other and knead, the opposite side of dwang can appear the condition that keeps away from each other, insert one side of dwang inside the bottom plate, and with one side card of dwang in the inside of bottom plate, and then realize being connected between dwang and the bottom plate, and under the tensioning of spring, with two dwang tensioning, and two dwang can be implemented and protect the outside of turn-off device body, in the in-process of whole use, realized utilizing the dwang card in the inside of bottom plate, implement the installation to the dwang, and then when dismantling the turn-off device body, it is both can be taken down dwang, connecting block and turn-off device body to be convenient for install and dismantle the turn-off device body each other and knead each other.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present application and therefore should not be considered as limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a photovoltaic module quick shutoff device according to an embodiment of the present application;

fig. 2 is a schematic view of a part of the structure of a shutoff body according to an embodiment of the present application;

fig. 3 is a schematic view of a part of the structure of a connection block according to an embodiment of the present application;

fig. 4 is a schematic view of a part of the structure of a rotating rod according to an embodiment of the present application;

FIG. 5 is a schematic view of a part of a spring according to an embodiment of the present application

Fig. 6 is a schematic cross-sectional partial structure of a card slot according to an embodiment of the present application.

In the figure: 100-shutoff body; 110-plug strips; 200-mounting an assembly; 210-a bottom plate; 211-connecting bolts; 212-clamping grooves; 213-cushion; 214-a rain shield; 220-connecting blocks; 221-inserting grooves; 222-connecting lugs; 230-rotating the rod; 231-clamping blocks; 240-springs; 241-connection ring.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some of the embodiments of the present application, but not all of the embodiments. All other embodiments, based on the embodiments herein, which would be apparent to one of ordinary skill in the art without undue burden are within the scope of the present application.

Accordingly, the following detailed description of the embodiments of the present application, provided in the accompanying drawings, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, based on the embodiments herein, which would be apparent to one of ordinary skill in the art without undue burden are within the scope of the present application.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," etc. indicate or are based on the orientation or positional relationship shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

Referring to fig. 1, the present application provides a fast shutdown device for a photovoltaic module, which includes a shutdown device body 100 and a mounting assembly 200.

The shutoff body 100 is mounted on the mounting assembly 200, and the mounting assembly 200 implements convenience in mounting and dismounting the shutoff body 100.

Referring to fig. 1-6, the installation component 200 includes a bottom plate 210, a connection block 220, a rotation rod 230 and a spring 240, the rotation rod 230, the spring 240 and the connection block 220 are all symmetrically arranged, the turner body 100 is a photovoltaic quick turner, the prior art is not described in detail, the connection block 220 is rotationally connected with one side of the rotation rod 230, the turner body 100 is inserted into the connection block 220, one side of the rotation rod 230 is clamped inside one side of the bottom plate 210, one side of the spring 240 is fixedly connected with one side of the rotation rod 230, the other side of the spring 240 is fixedly connected with one side of the other rotation rod 230, the adopted bolt is fixedly connected, one side of the bottom plate 210 is provided with a connecting bolt 211, the connecting bolt 211 is provided with a plurality of connecting bolts 211, the bottom plate 210 is provided with a clamping groove 212, one side of the rotation rod 230 is provided with a clamping block 231, the clamping block 231 is clamped inside the clamping groove 212, one side of the connection block 220 is internally provided with a plugging groove 221, the turner body 100 is provided with a plugging strip 110, the plugging strip 110 is slidingly plugged into the plugging groove 221, what needs to be described is, in the process that the plugging strip 110 is plugged into the plugging groove 221, the inside the plugging groove 221, the outside of the plugging strip 110 is attached and slides inside the plugging groove, the certain inside the plugging strip is in the plugging groove, the slot is fixedly connected with one side of the groove 230, the connecting groove is fixedly connected with one side of the connecting plate, the connecting plate 213, the connecting plate is provided with a damping cushion, the damping cushion is provided with the damping cushion, the damping cushion is arranged on one side of the lug plate, and the damping cushion is arranged on the side of the lug plate, and the lug plate is arranged, and the damper is arranged, and is connected with the damper, and the damper is arranged.

The working principle of the photovoltaic module rapid shutoff device is as follows: the setting of bottom plate 210 can be connected between the support body of bottom plate 210 and supporting photovoltaic module, the grafting strip 110 that shutoff body 100 one side set up is pegged graft inside the grafting groove 221 that one side set up of connecting block 220, install shutoff body 100, the manual installation of shutoff body 230 with two dwang 230 are close to each other and are kneaded, the condition that keeps away from each other can appear in the opposite side of dwang 230, insert the fixture block 231 that one side set up of dwang 230 in the draw-in groove 212 inside of one side of bottom plate 210 was seted up, and then realize being connected between dwang 230 and bottom plate 210, and under spring 240's rebound force effect, tensioning two dwang 230, and two dwang 230 can be implemented and protect the outside of shutoff body 100, in the in-process of whole using, realized utilizing dwang 230 card in the inside of bottom plate 210, implement the installation to dwang 230, and then when dismantling shutoff body 100, two dwang 230 are close to each other and are kneaded both can be taken off dwang 230, thereby the shutoff body 100, the installation and the dismantlement of shutoff body 100 are convenient for shutoff body 100, and the maintenance of connection block 100 are provided.

The foregoing is merely exemplary embodiments of the present application and is not intended to limit the scope of the present application, and various modifications and variations may be suggested to one skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

Claims

1. A photovoltaic module quick turn-off device is characterized by comprising

A shutoff body (100);

installation component (200), installation component (200) include bottom plate (210), connecting block (220), dwang (230) and spring (240), dwang (230) spring (240) with connecting block (220) all symmetry sets up, connecting block (220) with dwang (230) one side rotates to be connected, shut-off ware body (100) are pegged graft inside connecting block (220), dwang (230) one side card is in inside bottom plate (210) one side, spring (240) one side with one dwang (230) one side fixed connection, spring (240) opposite side with another dwang (230) one side fixed connection.

2. The quick shutdown device for the photovoltaic module according to claim 1, wherein a plurality of connecting bolts (211) are arranged on one side of the bottom plate (210).

3. The quick shutdown device for the photovoltaic module according to claim 1, wherein the bottom plate (210) is provided with a clamping groove (212), a clamping block (231) is arranged on one side of the rotating rod (230), and the clamping block (231) is clamped inside the clamping groove (212).

4. The quick shutdown device for the photovoltaic module according to claim 1, wherein a plugging groove (221) is formed in one side of the connecting block (220), the shutdown device body (100) is provided with a plugging strip (110), and the plugging strip (110) is slidingly plugged in the plugging groove (221).

5. The rapid shutdown device for a photovoltaic module according to claim 1, wherein a soft cushion (213) is arranged on one side of the bottom plate (210), the soft cushion (213) is symmetrically arranged, and one side of the shutdown device body (100) abuts against one side of the soft cushion (213).

6. The quick turn-off device for a photovoltaic module according to claim 1, wherein the connection block (220) is provided with connection lugs (222), the connection lugs (222) are symmetrically arranged, and the rotation rod (230) is rotatably connected with the connection lugs (222).

7. The quick shutdown device for the photovoltaic module according to claim 1, wherein a rain shielding plate (214) is arranged on one side of the bottom plate (210), and one side of the rain shielding plate (214) is arranged in an arc shape.

8. The quick turn-off device for the photovoltaic module according to claim 1, wherein the spring (240) is provided with a connecting ring (241), the connecting ring (241) is symmetrically arranged, and the connecting ring (241) is fixedly connected with one side of the rotating rod (230).