CN217508701U

CN217508701U - Lightning protection combiner box for photovoltaic power generation

Info

Publication number: CN217508701U
Application number: CN202122139864.XU
Authority: CN
Inventors: 徐国平
Original assignee: Jiangxi Taiming Photovoltaic Co ltd
Current assignee: Jiangxi Taiming Photovoltaic Co ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2022-09-27
Anticipated expiration: 2031-09-07

Abstract

The utility model relates to a photovoltaic lightning protection collection flow box technical field discloses a lightning protection collection flow box for photovoltaic power generation, the power distribution box comprises a box body, the left side of box is provided with the chamber door, the right side upper end fixed mounting of box has control switch, control switch's inside is provided with the PLC controller, the upper end right side fixed mounting of box has the motor, the output fixed mounting of motor has the transfer line, the lower extreme of transfer line is connected through first bearing rotation with the inner chamber bottom of box, the upper end of transfer line is provided with the worm wheel. The utility model discloses a transfer line, first bearing, worm wheel, worm, second bearing, flabellum, temperature sensor, dust screen and the rubber stick that sets up both can ventilate the heat dissipation to inside, can knock off the dust of adhering to on the dust screen again, avoid the dust screen to block up the ventilation effect that influences the box, and is comparatively practical, is fit for extensively promoting and using.

Description

Lightning protection combiner box for photovoltaic power generation

Technical Field

The utility model relates to a photovoltaic lightning protection combiner box technical field specifically is a lightning protection combiner box for photovoltaic power generation.

Background

The junction box can be used in a solar photovoltaic power generation system, namely the solar junction box, the solar photovoltaic junction box, the photovoltaic array lightning protection junction box, the solar power generation junction box, the photovoltaic power generation junction box and the photovoltaic lightning protection junction box.

Through retrieving publication number (CN212011732U), disclose a photovoltaic lightning combiner box, including the cabinet body and prevent static subassembly, the foot rest is installed to cabinet body bottom, and the foot rest outside scribbles anticorrosive coating, cabinet body surface scribbles the waterproof layer, and the inside flame retardant coating that is provided with of waterproof layer, cabinet body one side is connected with the hinge, and the hinge other end is connected with the cabinet door, the lock is installed to cabinet door one side, and the lock other end is connected with the handle.

In the process of implementing the present invention, the inventor finds that at least the following problems exist in the prior art and are not solved: the utility model discloses a although set up the dust screen and prevent that the dust from getting into, nevertheless lack the clearance mechanism to the dust screen, can't ventilate the heat dissipation to inside moreover, need improve urgently, consequently, we propose a lightning protection combiner box for photovoltaic power generation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lightning combiner box for photovoltaic power generation has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a lightning protection combiner box for photovoltaic power generation comprises a box body;

a box door is arranged on the left side of the box body, a control switch is fixedly mounted at the upper end of the right side of the box body, a PLC (programmable logic controller) is arranged inside the control switch, a motor is fixedly mounted on the right side of the upper end of the box body, a transmission rod is fixedly mounted at the output end of the motor, the lower end of the transmission rod is rotatably connected with the bottom end of an inner cavity of the box body through a first bearing, and a worm wheel is arranged at the upper end of the transmission rod;

the front end of worm wheel is provided with the worm, the right-hand member of worm is connected through the rotation of second bearing with the inner chamber right side of box, the left side fixed mounting of worm has the flabellum, the inner chamber top middle part fixed mounting of box has temperature sensor, the right side lower extreme of box is provided with the dust screen, the lower extreme right side fixed mounting of transfer line has the rubber stick, the left and right sides of dust screen lower extreme is provided with collects the box, one side fixed mounting that the collection box is close to the box has magnet.

As a preferred embodiment of the present invention, the length of the rubber rod is greater than the distance between the transmission rod and the dust screen.

As a preferred embodiment of the present invention, the size of the worm wheel is adapted to the size of the worm, and the worm wheel is engaged with the worm.

As a preferred embodiment of the present invention, the data output end of the temperature sensor is connected to the data input end of the PLC controller, and the signal output end of the PLC controller is connected to the signal input end of the motor.

As a preferred embodiment of the present invention, the control switch is electrically connected to the motor via an external power source.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a transfer line, first bearing, worm wheel, worm, second bearing, flabellum, temperature sensor, dust screen and the rubber stick that sets up both can ventilate the heat dissipation to inside, can knock off the dust of adhering to on the dust screen again, avoid the dust screen to block up the ventilation effect who influences the box, are favorable to more practical use a lightning protection combiner box for photovoltaic power generation.

2. The utility model discloses a collect magnet on the box, be convenient for collect the dust of shaking off through collecting the box, the convenient taking is put to collecting the box of magnetic adsorption moreover, is favorable to more practical use a lightning combiner box for photovoltaic power generation.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic view of an overall structure of a lightning protection combiner box for photovoltaic power generation according to the present invention;

fig. 2 is a circuit flow diagram of the lightning protection combiner box for photovoltaic power generation of the present invention;

fig. 3 is the utility model relates to a photovoltaic power generation is with local enlarged structure schematic diagram of A department of lightning combiner box.

In the figure: 1. the device comprises a box body, 2, a box door, 3, a control switch, 4, a PLC (programmable logic controller), 5, a motor, 6, a transmission rod, 7, a first bearing, 8, a worm wheel, 9, a worm, 10, a second bearing, 11, fan blades, 12, a temperature sensor, 13, a dust screen, 14, a rubber rod, 15, a collection box, 16 and a magnet.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected" and "disposed" are to be interpreted broadly, and may be, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the utility model discloses in provide only supply the reference with the model of electrical apparatus. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.

Referring to fig. 1-3, the present invention provides a technical solution: a lightning protection combiner box for photovoltaic power generation comprises a box body 1;

a box door 2 is arranged on the left side of the box body 1, a control switch 3 is fixedly mounted at the upper end of the right side of the box body 1, a PLC (programmable logic controller) 4 is arranged inside the control switch 3, a motor 5 is fixedly mounted on the right side of the upper end of the box body 1, a transmission rod 6 is fixedly mounted at the output end of the motor 5, the lower end of the transmission rod 6 is rotatably connected with the bottom end of an inner cavity of the box body 1 through a first bearing 7, and a worm wheel 8 is arranged at the upper end of the transmission rod 6;

the front end of the worm wheel 8 is provided with a worm 9, the right end of the worm 9 is rotatably connected with the right side of the inner cavity of the box body 1 through a second bearing 10, the left side of the worm 9 is fixedly provided with fan blades 11, the middle part of the top end of the inner cavity of the box body 1 is fixedly provided with a temperature sensor 12, the lower end of the right side of the box body 1 is provided with a dust screen 13, the right side of the lower end of the transmission rod 6 is fixedly provided with a rubber rod 14, the left side and the right side of the lower end of the dust screen 13 are provided with collecting boxes 15, one side of the collecting box 15, which is close to the box body 1, is fixedly provided with a magnet 16, and through the arranged transmission rod 6, the first bearing 7, the worm wheel 8, the worm 9, the second bearing 10, the fan blades 11, the temperature sensor 12, the dust screen 13 and the rubber rod 14, when the temperature exceeds a threshold value, the temperature sensor 12 transmits data to the

PLC

4, 4 control motor 5 of PLC controller opens, motor 5 drives transfer line 6 and rotates, worm wheel 8 on the transfer line 6 drives worm 9 and rotates, make flabellum 11 rotate and ventilate the heat dissipation to inside, the continuous rotation of the rubber stick 14 on the transfer line 6 is beaten dustproof network 13 simultaneously, beat the dust attached to on dustproof network 13, avoid dustproof network 13 to block up the ventilation effect who influences box 1, through collecting magnet 16 on the box 15, be convenient for collect the dust that shakes off through collecting box 15, and magnet 16 adsorbs the convenience and gets to collect box 15 and put.

In this embodiment, referring to fig. 1, the length of the rubber rod 14 is greater than the distance between the transmission rod 6 and the dust screen 13, so as to improve the striking effect of the rubber rod 14.

In this embodiment, referring to fig. 1, the size of the worm wheel 8 is matched with the size of the worm 9, and the worm wheel 8 is meshed with the worm 9, so as to drive the fan blade 11 to rotate.

Referring to fig. 1 in this embodiment, a data output end of the temperature sensor 12 is connected to a data input end of the PLC controller 4, and a signal output end of the PLC controller 4 is connected to a signal input end of the motor 5, so as to intelligently control the motor 5.

In this embodiment, referring to fig. 1, the control switch 3 is electrically connected to the motor 5 through an external power source, so that the motor 5 is conveniently controlled by the control switch 3.

The theory of operation, during the use, at first monitor the inside temperature of box 1 through temperature sensor 12, when the temperature surpassed the threshold value, temperature sensor 12 gives PLC controller 4 data transmission, PLC controller 4 control motor 5 is opened, motor 5 drives transfer line 6 and rotates, worm wheel 8 on the transfer line 6 drives worm 9 and rotates, make flabellum 11 rotate and carry out ventilation cooling to inside, the continuous rotation of rubber stick 14 on the transfer line 6 beats dust screen 13 simultaneously, shake off the dust of attaching to on dust screen 13, avoid dust screen 13 to block up the ventilation effect that influences box 1, magnet 16 on through collecting box 15, be convenient for collect the dust of shaking off through collecting box 15, magnet 16 adsorbs the convenience and gets to collect box 15 and put.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The lightning protection combiner box for photovoltaic power generation is characterized by comprising a box body (1);

a box door (2) is arranged on the left side of the box body (1), a control switch (3) is fixedly mounted at the upper end of the right side of the box body (1), a PLC (programmable logic controller) (4) is arranged inside the control switch (3), a motor (5) is fixedly mounted on the right side of the upper end of the box body (1), a transmission rod (6) is fixedly mounted at the output end of the motor (5), the lower end of the transmission rod (6) is rotatably connected with the bottom end of an inner cavity of the box body (1) through a first bearing (7), and a worm wheel (8) is arranged at the upper end of the transmission rod (6);

the front end of worm wheel (8) is provided with worm (9), the right-hand member of worm (9) is passed through second bearing (10) with the inner chamber right side of box (1) and is rotated and be connected, the left side fixed mounting of worm (9) has flabellum (11), the inner chamber top middle part fixed mounting of box (1) has temperature sensor (12), the right side lower extreme of box (1) is provided with dust screen (13), the lower extreme right side fixed mounting of transfer line (6) has rubber stick (14), the left and right sides of dust screen (13) lower extreme is provided with collects box (15), it has magnet (16) to collect one side fixed mounting that box (15) are close to box (1).

2. The lightning protection combiner box for photovoltaic power generation as recited in claim 1, wherein: the length of the rubber rod (14) is larger than the distance between the transmission rod (6) and the dust screen (13).

3. The lightning protection combiner box for photovoltaic power generation as recited in claim 1, wherein: the size of the worm wheel (8) is matched with that of the worm (9), and the worm wheel (8) is meshed with the worm (9).

4. The lightning protection combiner box for photovoltaic power generation as recited in claim 1, wherein: the data output end of the temperature sensor (12) is connected with the data input end of the PLC (4), and the signal output end of the PLC (4) is connected with the signal input end of the motor (5).

5. The lightning protection combiner box for photovoltaic power generation as recited in claim 1, wherein: the control switch (3) is electrically connected with the motor (5) through an external power supply.