CN218850110U

CN218850110U - Flexible interconnection device of distribution network

Info

Publication number: CN218850110U
Application number: CN202221982747.8U
Authority: CN
Inventors: 黄鑫; 周识远; 潘飞; 赵伟霖; 黄玉辉; 周佳威; 冀红超; 颜艳艳; 徐涛; 彭又寒; 陈怡璇; 杨继先; 刘颖; 何佳; 罗淑芳; 吉娇
Original assignee: Shanghai Ocean Ruiyuancheng Technology Co ltd
Current assignee: Shanghai Ocean Ruiyuancheng Technology Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2023-04-11
Anticipated expiration: 2032-07-29

Abstract

The utility model discloses a flexible interconnection device of a power distribution network, which comprises a shell, wherein the bottom of the shell is provided with a heat dissipation cavity, a heat dissipation fan is arranged in the heat dissipation cavity, and heat dissipation holes are formed in the side wall of the shell; the supporting seats are respectively arranged on two sides of the bottom of the shell and comprise bases, lifting pieces and connecting seats, the connecting seats are fixed to the bottom of the shell, and the connecting seats are connected with the bases through the lifting pieces. The interval of base and connecting seat is changed in a flexible way through adjusting the lift to raise the gas circulation space of casing in order to increase the casing bottom, be convenient for its heat dissipation, thereby also can reduce the lifting height of casing and effectively reduce the installation volume of casing.

Description

Flexible interconnection device of distribution network

Technical Field

The utility model relates to a distribution equipment technical field, especially a distribution network flexible interconnection device.

Background

The flexible power distribution network is a power distribution network capable of realizing flexible closed-loop operation, and the power distribution network transformed by using the flexible power electronic technology is an important trend and can effectively solve some bottleneck problems in the development of the traditional power distribution network. The advanced power electronic technology can construct a flexible, reliable and efficient power distribution network, can improve the electric energy quality, reliability and operation efficiency of an urban power distribution system, can deal with the fluctuation of traditional loads and proportion renewable energy sources, and needs to use an interconnection device to connect a power grid in the power distribution network.

When an inverter inside a body with poor heat dissipation performance of an existing interconnection device runs uninterruptedly, the temperature of an inner cavity of a shell is easily increased to an abnormal value, and certain danger exists and needs to be improved.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

In order to solve the technical problem, the utility model provides a following technical scheme: a flexible interconnection device of a power distribution network comprises a shell, wherein a heat dissipation cavity is arranged at the bottom of the shell, a heat dissipation fan is installed in the heat dissipation cavity, and heat dissipation holes are formed in the side wall of the shell; the supporting seats are respectively arranged on two sides of the bottom of the shell and comprise bases, lifting pieces and connecting seats, the connecting seats are fixed to the bottom of the shell, and the connecting seats are connected with the bases through the lifting pieces.

As a preferred scheme of the flexible interconnection device of distribution network, wherein: and a dust screen is arranged at the bottom of the heat dissipation cavity.

As a preferred scheme of the flexible interconnection device of distribution network, wherein: the thickness of the side wall of the shell is gradually changed, and the thickness is gradually increased from top to bottom.

As a preferred scheme of the flexible interconnection device of distribution network, wherein: the radiating holes are obliquely arranged, and the openings of the radiating holes on the inner side of the shell are higher than the openings of the radiating holes on the outer side of the shell.

As a preferred scheme of the flexible interconnection device of distribution network, wherein: the holding chamber has been seted up to the base bottom, and the lifter sets up in the holding intracavity.

As a preferred scheme of the flexible interconnection device of distribution network, wherein: the lifting piece comprises a fixed seat, a connecting rod, a connecting seat and a sliding rod, the fixed seat is installed at the top of the connecting seat, the sliding rod is installed in the accommodating cavity, the connecting seat is movably installed on the sliding rod, one end of the connecting rod is hinged to the fixed seat, and the other end of the connecting rod is hinged to the connecting seat.

As a preferred scheme of the flexible interconnection device of distribution network, wherein: the base lateral wall has been seted up and has been slided the groove, and the joint groove rather than the intercommunication is seted up to the equidistant tank bottom that slides.

As a preferred scheme of the flexible interconnection device of distribution network, wherein: a movable groove is vertically formed in the connecting seat, a fixed rod is arranged in the movable groove, and two ends of the fixed rod are located in the sliding groove.

As a preferred scheme of the flexible interconnection device of distribution network, wherein: three groups of clamping grooves are arranged at equal intervals.

As a preferred scheme of the flexible interconnection device of distribution network, wherein: the top of the shell is provided with a hidden handle.

The utility model discloses beneficial effect does: through adjusting the nimble interval that changes base and connecting seat of lifter to raise the gas flow space of casing in order to increase the casing bottom, it dispels the heat of being convenient for, thereby also can reduce the lifting height of casing and effectively reduce the installation volume of casing.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein:

fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the internal structure of the present invention.

Fig. 3 is the overall structure of the support seat of the present invention.

Fig. 4 is the schematic view of the explosion structure of the supporting seat of the present invention.

Fig. 5 is the structural schematic diagram of the lifting state of the structural support seat of the present invention.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Furthermore, the references herein to "one embodiment" or "an embodiment" refer to a particular feature, structure, or characteristic that may be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1 to 3, for the first embodiment of the present invention, this embodiment provides a flexible interconnection device for a power distribution network, which includes a casing 100 and a supporting seat 200, the supporting seat 200 is used to support the casing 100 and can lift the casing 100 by a certain distance so as not to directly contact with a supporting plane, thereby facilitating the heat dissipation thereof, a heat dissipation cavity 101 is disposed at the bottom of the casing 100, a heat dissipation fan 102 is installed in the heat dissipation cavity 101, a heat dissipation hole 103 is disposed on the side wall of the casing 100, the heat dissipation fan 102 can accelerate the gas circulation rate inside the casing 100, so that the high-temperature gas inside the casing 100 is discharged from the heat dissipation hole 103, and the external low-temperature gas is sucked from the heat dissipation cavity 101, thereby effectively reducing the temperature inside the casing 100; the supporting seats 200 are respectively arranged on two sides of the bottom of the casing 100 and comprise a base 201, a lifting piece 202 and a connecting seat 203, the connecting seat 203 is fixed at the bottom of the casing 100, and the connecting seat is connected with the base 201 through the lifting piece 202. The connecting base 203 is fixedly connected with the housing 100, the base 201 is fixed on the supporting plane of the housing 100, and the lifting member 202 can adjust the distance between the base 201 and the connecting base 203, thereby changing the distance between the housing 100 and the supporting plane.

When the temperature is high in summer, the distance between the base 201 and the connecting seat 203 is increased by adjusting the lifting piece 202, the shell 100 is lifted, so that the air circulation space at the bottom of the shell 100 is increased, and the cooling fan 102 in the cooling cavity 101 is convenient to inject external fresh low-temperature air into the shell 100 to quickly reduce the internal temperature of the shell 100; when the temperature is lower in winter and the heat dissipation requirement in the shell 100 is not large, the lifting piece 202 is adjusted to reduce the distance between the base 201 and the connecting seat 203, so that the lifting height of the shell 100 is reduced, and the installation volume of the shell 100 is effectively reduced.

Further, the bottom of the heat dissipation cavity 101 is provided with a dust screen 104, and the dust screen 104 is used for preventing dust from entering the interior of the housing 100 along with the air, so as to influence the normal operation of the interconnection device.

Further, the thickness of the sidewall of the housing 100 gradually increases from top to bottom. The heat dissipation holes 103 are obliquely arranged, and the openings of the heat dissipation holes 103 on the inner side of the casing 100 are higher than the openings of the heat dissipation holes 103 on the outer side of the casing 100.

So when radiator fan 102 pours into the fresh low temperature air in heat dissipation chamber 101 into casing 100 inside, low temperature gas upwards flows, promotes high temperature gas and flows to both sides and top, because lateral wall thickness gradual change and from top to bottom thickness increase gradually, high temperature gas flows the gathering gradually to the top, diffuses to both sides again after contacting the roof, flows out casing 100 from the louvre 103 that the slope set up. The opening of the heat dissipation hole 103 inside the casing 100 is higher than the opening of the heat dissipation hole outside the casing 100, on one hand, the high-temperature gas contacts the top wall, and the heat dissipation hole 103 can smoothly flow out of the casing 100, and on the other hand, the fresh low-temperature air flowing in is prevented from directly flowing out of the heat dissipation hole 103, so that the heat exchange efficiency inside the casing 100 is increased.

Example 2

Referring to fig. 1 to 5, a second embodiment of the present invention is different from the first embodiment in that: the bottom of the base 201 is provided with a containing cavity 201a, and the lifting member 202 is disposed in the containing cavity 201 a.

The lifting member 202 comprises a fixed seat 202a, a connecting rod 202b, a sliding seat 202c and a sliding rod 202d, wherein the fixed seat 202a is installed at the top of the connecting seat 203, the sliding rod 202d is installed in the accommodating cavity 201a, the sliding seat 202c is movably installed on the sliding rod 202d, one end of the connecting rod 202b is hinged with the fixed seat 202a, and the other end of the connecting rod 202b is hinged with the sliding seat 202 c. Connecting rod 202b and sliding seat 202c all are provided with two sets ofly, and connecting rod 202b articulates in fixing base 202a both sides to constitute the triangular supports, improve support stability.

When the lifting piece 202 needs to be adjusted to increase the distance between the base 201 and the connecting seat 203, the two sets of sliding seats 202c are moved along the sliding rod 202d in opposite directions, the sliding seats 202c move to push the connecting rods 202b hinged with the sliding seats to rotate and rise, the two sets of connecting rods 202b approach each other, and the included angle is reduced, so that the fixed seat 202a and the connecting seat 203 on the top of the fixed seat are pushed to rise, and the shell 100 is lifted; when the lifting piece 202 needs to be adjusted to reduce the distance between the base 201 and the connecting seat 203, the two sets of sliding seats 202c are oppositely moved along the sliding rod 202d, the sliding seat 202c moves to pull the connecting rod 202b hinged with the sliding seat to rotate and descend, the two sets of connecting rods 202b are far away from each other, the included angle is increased, and therefore the fixed seat 202a and the connecting seat 203 on the top of the fixed seat are descended, and the shell 100 is lowered.

Further, the side wall of the base 201 is provided with a sliding groove 201b, and the bottom of the sliding groove 201b is provided with clamping grooves 201c at equal intervals. A movable groove 202e is vertically formed in the sliding seat 202c, a fixed rod 202f is arranged in the movable groove 202e, and two ends of the fixed rod 202f are located in the sliding grooves 201 b.

Under the normal state, the fixed rod 202f is located at the bottom of the movable groove 202e, and two ends of the fixed rod 202f are located in the clamping grooves 201c, so that the lifting piece 202 is fixed, when the lifting piece 202 needs to be adjusted to change the distance between the base 201 and the connecting seat 203, the fixed rod 202f is moved upwards along the movable groove 202e, so that two ends of the fixed rod 202f enter the sliding grooves 201b, at the moment, the fixed rod 202f is moved to drive the sliding seats 202c to move oppositely or oppositely, so that the distance between the base 201 and the connecting seat 203 is adjusted, when the fixed rod 202f reaches the position above the next group of clamping grooves 201c along the sliding grooves 201b, the fixed rod 202f is moved downwards, so that two ends of the fixed rod 202f enter the clamping grooves 201c again, so that the lifting piece 202 can be fixed again, and the height adjustment is completed.

Further, three groups of clamping grooves 201c are arranged at equal intervals, so that the height of the base 201 and the height of the connecting seat 203 can be adjusted for three times. The top of the housing 100 is provided with a hidden handle 205, and the hidden handle 205 facilitates the removal of the flexible interconnect device.

It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. The utility model provides a distribution network flexible interconnection device which characterized in that: comprises the steps of (a) preparing a substrate,

the heat dissipation device comprises a shell (100), wherein a heat dissipation cavity (101) is formed in the bottom of the shell (100), a heat dissipation fan (102) is installed in the heat dissipation cavity (101), and heat dissipation holes (103) are formed in the side wall of the shell (100);

the supporting seat (200) is arranged on two sides of the bottom of the shell (100) respectively and comprises a base (201), a lifting piece (202) and a connecting seat (203), the connecting seat (203) is fixed at the bottom of the shell (100), and the connecting seat is connected with the base (201) through the lifting piece (202).

2. The distribution network flexible interconnection apparatus of claim 1, wherein: and a dust screen (104) is arranged at the bottom of the heat dissipation cavity (101).

3. The distribution network flexible interconnection apparatus of claim 2, wherein: the thickness of the side wall of the shell (100) is gradually changed, and the thickness is gradually increased from top to bottom.

4. The distribution network flexible interconnection apparatus of claim 3, wherein: the heat dissipation holes (103) are obliquely arranged, and the openings of the heat dissipation holes (103) on the inner side of the shell (100) are higher than the openings of the heat dissipation holes on the outer side of the shell (100).

5. The distribution network flexible interconnection apparatus of any of claims 1 to 4, wherein: the bottom of the base (201) is provided with an accommodating cavity (201 a), and the lifting piece (202) is arranged in the accommodating cavity (201 a).

6. The distribution network flexible interconnection apparatus of claim 5, wherein: the lifting piece (202) comprises a fixed seat (202 a), a connecting rod (202 b), a sliding seat (202 c) and a sliding rod (202 d), the fixed seat (202 a) is installed at the bottom of the connecting seat (203), the sliding rod (202 d) is installed in the accommodating cavity (201 a), the sliding seat (202 c) is movably installed on the sliding rod (202 d), one end of the connecting rod (202 b) is hinged to the fixed seat (202 a), and the other end of the connecting rod (202 b) is hinged to the sliding seat (202 c).

7. The distribution network flexible interconnection apparatus of claim 6, wherein: the base (201) lateral wall has been seted up and has been slided groove (201 b), and the equidistant joint groove (201 c) of seting up rather than the intercommunication in groove (201 b) bottom that slides.

8. The distribution network flexible interconnection apparatus of claim 7, wherein: a movable groove (202 e) is vertically formed in the sliding seat (202 c), a fixed rod (202 f) is arranged in the movable groove (202 e), and two ends of the fixed rod (202 f) are located in the sliding groove (201 b).

9. The distribution network flexible interconnection apparatus of claim 8, wherein: three groups of clamping grooves (201 c) are arranged at equal intervals.

10. The distribution network flexible interconnection apparatus of any of claims 6 to 9, wherein: the top of the shell (100) is provided with a hidden handle (105).