CN216648993U

CN216648993U - Photovoltaic grid-connected distribution box

Info

Publication number: CN216648993U
Application number: CN202122669312.XU
Authority: CN
Inventors: 王迎曦
Original assignee: Shaanxi Laituo Mine Technology Service Co ltd
Current assignee: Shaanxi Laituo Mine Technology Service Co ltd
Priority date: 2021-11-03
Filing date: 2021-11-03
Publication date: 2022-05-31
Anticipated expiration: 2031-11-03

Abstract

The utility model discloses a photovoltaic grid-connected power distribution box, which comprises a box body, a box door is arranged on the front of the box body, a bottom plate is arranged at the bottom of the inner wall of the box body, and the top of the bottom plate and the inner wall of the box body are arranged The bottom chute is slidably clamped, and a heat sink is installed on the top of the bottom plate. The utility model relates to the technical field of photovoltaic power generation. The photovoltaic grid-connected power distribution box not only realizes convenient installation and fixation of electronic equipment and a box body, facilitates maintenance and repair, and facilitates disassembly, but also can dissipate the heat of the electronic equipment. Conduction out, speed up its heat dissipation, and ensure the service life of electronic equipment. Through the cooperation between the mounting frame, the support frame, the slide rail, the latch and the fan, the air can flow to speed up the heat dissipation, and the function of the fan can be adjusted according to actual needs. The location and action height are more flexible and can be used for directional heat dissipation for electronic equipment with serious heat generation.

Description

Photovoltaic grid-connected distribution box

Technical Field

The utility model relates to the technical field of photovoltaic power generation, in particular to a photovoltaic grid-connected distribution box.

Background

Photovoltaic grid connection generally refers to photovoltaic power generation grid connection, solar power generation is beneficial supplement of traditional power generation, and due to the importance of the photovoltaic grid connection on environmental protection and economic development, developed countries have no full force to promote solar power generation work, medium and small-scale solar power generation has already formed industry, in photovoltaic is incorporated into the power networks, the block terminal also is comparatively main partly, the block terminal is electrical equipment, it is small to have, simple installation, technical performance is special, the rigidity, the configuration function is unique, do not receive the place restriction, it is more general to use, the operation is reliable and stable, space utilization is high, take up an area of less and have the characteristics of environmental protection effect, the magnanimity parameter on the block terminal data generally constitutes low pressure woods according to electric wiring, require to assemble switchgear, measuring instrument, protection electrical apparatus and auxiliary assembly in closed or semi-closed metal cabinet or on the screen width, constitute low voltage distribution box. In normal operation, the circuit can be switched on or off by means of a manual or automatic switch.

The distribution box in the prior art has the advantages that the electronic equipment inside the distribution box is generally fixedly installed through the structures such as the screws, certain inconvenience exists when maintenance and overhaul are carried out, time and labor are wasted when the distribution box is particularly required to be disassembled, the operation of workers is difficult, and the heat dissipation effect is poor.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a photovoltaic grid-connected distribution box, which solves the problems that electronic equipment in the distribution box in the prior art is generally fixedly installed through a screw and other structures, but certain inconvenience exists during maintenance and overhaul, time and labor are wasted, the operation of workers is difficult and the heat dissipation effect is poor, and particularly when the distribution box needs to be disassembled.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a photovoltaic block terminal that is incorporated into power networks, comprises a box body, the front of box is provided with the chamber door, the inner wall bottom of box is provided with the bottom plate, the top of bottom plate and the inner wall bottom spout slip joint of box, the fin is installed at the top of bottom plate, the fin is close to the one end processing of box and has supplementary fin, the equal rigid coupling in both sides of bottom plate has the otic placode, the handle is installed to one side of bottom plate, the bottom plate is close to the one end inner wall joint of supplementary fin and has the kelly, the kelly is kept away from the one end of bottom plate and the inner wall looks rigid coupling of box.

Preferably, toughened glass is embedded in the box door, and a sealing ring is arranged on one side of the box door close to the box body.

Preferably, the top of the box body is sleeved with a baffle, and two sides of the baffle are movably connected with sliding blocks fixedly connected with the outer wall of the box body.

Preferably, a fan is arranged above the inner portion of the box body, a fixing frame is installed on the outer wall of the fan, and a supporting frame is connected to the bottom of the fixing frame in a matched mode.

Preferably, the equal slip joint in outer wall four corners of support frame has the slide rail, the top of support frame is provided with the bolt, the one end that the bolt is close to the slide rail is pegged graft mutually with the slide rail through the recess, the spacing of outer wall fixedly connected with of bolt, the bottom of spacing and the positive spout slip joint of support frame, the one end fixedly connected with spring of slide rail is kept away from to the bolt, the end of spring passes through the support mounting in the top of support frame.

The utility model provides a photovoltaic grid-connected distribution box. The method has the following beneficial effects: according to the photovoltaic grid-connected distribution box, through the matching among the bottom plate, the radiating fins, the auxiliary radiating fins and the clamping rods, the electronic equipment and the box body are convenient to mount and fix, the maintenance and repair are convenient to carry out, the disassembly is convenient, the heat of the electronic equipment can be conducted, the heat dissipation of the electronic equipment is accelerated, and the service life of the electronic equipment is ensured;

through the cooperation between mounting bracket, support frame, slide rail, bolt and the fan, can flow through the air for the heat dissipation to can adjust the effect position and the effect height of fan according to actual need, use more in a flexible way, can carry out directional heat dissipation to the comparatively serious electronic equipment that generates heat.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the slide rail, the latch and the spring shown in FIG. 1;

fig. 3 is a schematic structural view of the box body, the bottom plate and the heat sink in fig. 1.

In the figure: 1. the box body comprises a box body 2, a box door 3, a bottom plate 4, radiating fins 5, auxiliary radiating fins 6, a clamping rod 7, a handle 8, an ear plate 9, a fan 10, a fixing frame 11, a supporting frame 12, a sliding rail 13, a bolt 14, a limiting frame 15, a spring 16, a support seat 17, a groove 18, a baffle plate 19, a sliding block 20, a sealing ring 21 and toughened glass.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in this application.

The first embodiment is as follows:

as shown in figures 1 and 3, the photovoltaic grid-connected distribution box comprises a box body 1, wherein the box body 1 is provided with heat dissipation holes, as is well known to those skilled in the art, the front surface of the box body 1 is provided with a box door 2, the bottom of the inner wall of the box body 1 is provided with a bottom plate 3, the top of the bottom plate 3 is in sliding clamping connection with a chute at the bottom of the inner wall of the box body 1, the bottom plate 3 is used for mounting electronic equipment and the like inside the distribution box, wherein the heat dissipation fins 4 are designed to play a role in heat conduction to accelerate the heat dissipation speed of the electronic equipment mounted at the top of the bottom plate 3, the top of the bottom plate 3 is provided with the heat dissipation fins 4, one end of the heat dissipation fins 4 close to the box body 1 is provided with auxiliary heat dissipation fins 5, the auxiliary heat dissipation fins 5 are designed to increase the area of the heat dissipation fins 4 and accelerate the heat dissipation speed, the two sides of the bottom plate 3 are fixedly connected with lug plates 8, one side of the bottom plate 3 is provided with a handle 7, one end of the bottom plate 3 close to the auxiliary heat dissipation fins 5 is provided with a clamping rod 6 in clamping connection, the clamping rod 6 can fix the bottom plate 3 and the box body 1, and one end of the clamping rod 6, which is far away from the bottom plate 3, is fixedly connected with the inner wall of the box body 1;

it can be understood that the bottom plate 3 is used for mounting electronic equipment and the like inside the distribution box, wherein the heat radiating fins 4 can play a role in heat conduction, so that the heat radiating speed of the electronic equipment mounted on the top of the bottom plate 3 is increased, the auxiliary heat radiating fins 5 are designed to increase the area of the heat radiating fins 4 and increase the heat radiating speed, and the clamping rods 6 can fix the bottom plate 3 and the box body 1;

further, toughened glass 21 is embedded in the box door 2, and a sealing ring 20 is arranged on one side of the box door 2 close to the box body 1;

it can be understood that the tempered glass 21 is convenient for workers to observe the inside of the box body 1, and the sealing ring 20 can improve the sealing property between the box door 2 and the box body 1;

it should be noted that the fixing manner and the opening manner of the box body 1 and the box door 2 are not limited, and are well known techniques of those skilled in the art, and are not described herein again;

further, a baffle 18 is sleeved at the top of the box body 1, and two sides of the baffle 18 are movably connected with sliding blocks 19 fixedly connected with the outer wall of the box body 1;

it can be understood that the design of the baffle 18 and the slide block 19 aims to push the baffle 18 after the box door 2 is closed, so as to shield the top of the joint of the box door 2 and the box body 1, and further ensure that rainwater and the like cannot enter between the two;

specifically, when using this photovoltaic block terminal that is incorporated into the power networks, can install electronic equipment at bottom plate 3's top, fix through otic placode 8 and external bolt etc., later will install electronic equipment's bottom plate 3 and box 1 slip joint, make kelly 6 and 3 joints of bottom plate link to each other, the realization is fixed bottom plate 3 and box 1, during normal use, fin 4 and auxiliary cooling fin 5 can accelerate the radiating rate of installing in the electronic equipment at bottom plate 3 top, and during the maintenance electronic equipment, conveniently take off and install it.

Example two:

as can be seen from fig. 1 and 2, a fan 9 is arranged above the inside of the box body 1, the specific type of the fan 9 is not limited, and the use requirement is met, a fixing frame 10 is mounted on the outer wall of the fan 9, a supporting frame 11 is connected to the bottom of the fixing frame 10 in a matching manner, and the fixing frame 10 can slide along the top of the supporting frame 11, so that the acting position of the fan 9 is changed;

it can be understood that the specific type of the fan 9 is not limited, and the fan can be used as required, and the fixing frame 10 can slide along the top of the supporting frame 11, so as to change the action position of the fan 9;

furthermore, four corners of the outer wall of the supporting frame 11 are slidably clamped with the sliding rails 12, the sliding rails 12 can limit the supporting frame 11 and the box body 1, so that a user can conveniently adjust the height of the supporting frame 11, furthermore, the action height of the fan 9 is adjusted according to actual needs, a plug 13 is arranged at the top of the support frame 11, one end of the plug 13, which is close to the slide rail 12, is inserted into the slide rail 12 through a groove 17, the design purpose of the plug 13 is to fix the slide rail 12 and the support frame 11, the operation is convenient, a limit frame 14 is fixedly connected to the outer wall of the plug 13, the bottom of the limit frame 14 is in sliding clamping connection with a front sliding groove of the support frame 11, a spring 15 is fixedly connected to one end of the plug 13, which is far away from the slide rail 12, the spring 15 gives the plug 11 elasticity which is close to the slide rail 12, further avoiding the separation of the bolt 13 and the groove 17 of the slide rail 12 pair under the condition of no external force, and the tail end of the spring 15 is arranged on the top of the support frame 11 through the support 16;

it can be understood that the slide rail 12 can limit the position of the support frame 11 and the box body 1, so that a user can conveniently adjust the height of the support frame 11, and further adjust the action height of the fan 9 according to actual needs, the design purpose of the bolt 13 is to fix the slide rail 12 and the support frame 11, so as to facilitate operation, the spring 15 gives the bolt 11 an elastic force close to the slide rail 12, and further, the bolt 13 is prevented from being separated from the groove 17 of the slide rail 12 pair under the condition of no external force;

specifically, on the basis of the above embodiment, according to the use requirement, the fixing frame 10 is pushed to slide along the top of the supporting frame 11, so as to change the action position of the fan 9, and then the bolt 13 is pulled, so that the bolt 13 drives the limiting frame 14 to slide along the supporting frame 11, at this time, the spring 15 is compressed under the stress, so that the bolt 13 is separated from the groove 17 on the side surface of the sliding rail 12, at this time, the supporting frame 11 is pushed to slide along the outer wall of the sliding rail 12, so as to achieve the purpose of changing the height, and then the external force on the bolt 13 is removed, under the action of the spring 15, the bolt 13 is inserted into the corresponding groove 17 at this time, so as to fix the sliding rail 12 and the supporting frame 11, and further complete the adjustment of the fan 9, at this time, the external power supply of the fan 9 is switched on, and the fan 9 can work to dissipate heat of the electronic element installed at the top of the bottom plate 3.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A photovoltaic grid-connected power distribution box, comprising a box body (1), the front of the box body (1) is provided with a box door (2), characterized in that: the bottom of the inner wall of the box body (1) is provided with There is a bottom plate (3), the top of the bottom plate (3) is slidably connected to the bottom chute of the inner wall of the box body (1), and a heat sink (4) is installed on the top of the bottom plate (3), and the heat sink ( 4) Auxiliary cooling fins (5) are machined at one end close to the box body (1), lugs (8) are fixedly connected to both sides of the bottom plate (3), and a handle is installed on one side of the bottom plate (3). (7), the inner wall of one end of the bottom plate (3) close to the auxiliary heat sink (5) is clamped with a clamping rod (6), and the end of the clamping rod (6) away from the bottom plate (3) and the box (1) The inner wall is fixed.

2. A photovoltaic grid-connected power distribution box according to claim 1, characterized in that: the box door (2) is embedded with tempered glass (21), and the box door (2) is close to the box body One side of (1) is provided with a sealing ring (20).

3. A photovoltaic grid-connected power distribution box according to claim 1, wherein a baffle plate (18) is sleeved on the top of the box body (1), and two sides of the baffle plate (18) are sleeved. Both are movably connected with a sliding block (19) fixedly connected with the outer wall of the box body (1).

4. A photovoltaic grid-connected power distribution box according to claim 1, characterized in that: a fan (9) is arranged above the inside of the box body (1), and an outer wall of the fan (9) is installed with a fixed A frame (10) is provided, and a support frame (11) is matched and connected to the bottom of the fixing frame (10).

5. A photovoltaic grid-connected distribution box according to claim 4, characterized in that: the four corners of the outer wall of the support frame (11) are slidably clipped with slide rails (12), and the support frame (11) A plug (13) is provided on the top of the plug, and one end of the plug (13) close to the slide rail (12) is inserted into the slide rail (12) through a groove (17), and the outer wall of the plug (13) has limited fixed connection A position frame (14), the bottom of the position limit frame (14) is slidably engaged with the front chute of the support frame (11), and a spring (15) is fixedly connected to one end of the pin (13) away from the slide rail (12). ), the end of the spring (15) is mounted on the top of the support frame (11) through the support (16).