CN218585869U

CN218585869U - Photovoltaic knife switch

Info

Publication number: CN218585869U
Application number: CN202223126468.4U
Authority: CN
Inventors: 吴林华
Original assignee: Wenzhou Lunyuan Electric Power Co ltd
Current assignee: Wenzhou Lunyuan Electric Power Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-03-07
Anticipated expiration: 2032-11-24

Abstract

The utility model discloses a photovoltaic plug-in strip switch, including base and radiator unit, the upper end of base is provided with the casing, radiator unit sets up in the inboard of base, radiator unit includes heat radiation fins and louvre, and heat radiation fins sets up in the inboard of casing, locking storage assembly that moves still sets up in the upper end of backing plate including accomodating buckle and fuse, and accomodate the buckle to the inboard of accomodating the buckle is provided with the fuse, and locking storage assembly that moves still includes first fixed screw and plug-in strip, and first fixed screw sets up in the upper end of backing plate, and the inboard of first fixed screw is provided with the plug-in strip. This photovoltaic knife switch compares with current ordinary knife switch, and the fuse can fuse the open circuit when the knife switch high temperature, uses safelyr, can accomodate the power cord, makes it can not produce the distortion because of the winding and damage, can increase radiating area, and the heat is effectual, and comparatively safe.

Description

Photovoltaic knife switch

Technical Field

The utility model relates to a knife switch technical field specifically is a photovoltaic knife switch.

Background

Knife switches are abbreviated as knife switches. It is composed of a porcelain seat, a blade, a knife seat, a bakelite cover and the like. Are often used as switches to isolate power supplies to allow safe servicing of electrical equipment or replacement of fuses. The switch can also be used as a power switch of a direct start motor and applied to the photovoltaic field.

However, the knife switch may be aged and loosened due to prolonged use time, so that the use efficiency is greatly reduced, and if heat generated by the internal wires is not timely discharged out of the equipment, great use safety hazards exist.

In view of the above, a photovoltaic knife switch is proposed by improving the existing structural deficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a photovoltaic knife switch to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a photovoltaic knife switch, includes base and radiator unit, the upper end of base is provided with the casing, the inboard of casing is provided with locking storage assembly that moves, radiator unit sets up in the inboard of base, radiator unit includes heat radiation fins and louvre, and heat radiation fins sets up in the inboard of casing to the inboard of casing is provided with the louvre.

Furthermore, the anti-loosening storage assembly comprises a base plate, and the base plate is arranged on the inner side of the machine shell.

Furthermore, the anti-loosening storage assembly further comprises a storage buckle and a fuse wire, the storage buckle is arranged at the upper end of the base plate, the outer surface of the storage buckle is attached to the inner surface of the base plate, and the fuse wire is arranged on the inner side of the storage buckle.

Furthermore, the locking subassembly of accomodating that moves still includes first fixed screw and plug-in strip, and first fixed screw sets up in the upper end of backing plate to the inboard of first fixed screw is provided with the plug-in strip.

Furthermore, the anti-loosening storage assembly further comprises a cushion block and a second fixing screw, the lower surface of the cushion block is attached to the upper surface of the base plate, the second fixing screw is arranged at the upper end of the cushion block, and the cushion block is fixedly connected with the second fixing screw.

Further, the locking subassembly of accomodating that moves still includes handle and plug-in strip buckle, and the handle sets up in the upper end of casing to handle and plug-in strip buckle fixed connection.

Compared with the prior art, the beneficial effects of the utility model are that: 1. the utility model discloses a setting of locking not hard up storage assembly, backing plate, accomodate the buckle, the fuse, first fixed screw, the plug-in strip, cushion, second fixed screw, handle and plug-in strip buckle, fix on the cushion through first fixed screw, the cushion is fixed on the backing plate, rethread accomodates the fixed of fuse and accomodates, rethread plug-in strip buckle is to the block of plug-in strip, the handle that reuses promotes, the fuse can fuse the open circuit when the plug-in strip temperature is too high, it is safer to use, can accomodate the power cord, make it can not produce the distortion because of the winding and damage; 2. the utility model discloses a setting of casing, radiator unit, heat radiation fins and louvre is fixed respectively in the inboard of casing through heat radiation fins and louvre, makes its multiple heat dissipation, makes the discharge that the heat of its inside production can be timely go, can increase radiating area, and the heat is effectual, and comparatively safe.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present invention;

FIG. 2 is a schematic view of the overall front sectional structure of the present invention;

FIG. 3 is a schematic view of the overall side view and bottom view structure of the present invention;

fig. 4 is the utility model discloses locking receiving assembly sectional structure schematic diagram that moves.

In the figure: 1. a base; 2. a housing; 3. a locking receiving assembly; 301. a backing plate; 302. a receiving buckle; 303. a fuse; 304. a first fixing screw; 305. a knife switch; 306. a cushion block; 307. a second fixing screw; 308. a handle; 309. a knife switch is buckled; 4. a heat dissipating component; 401. heat dissipation fins; 402. and (4) heat dissipation holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-2, a photovoltaic knife switch includes a base 1 and a heat dissipation assembly 4, a housing 2 is disposed on an upper end of the base 1, an anti-loosening storage assembly 3 is disposed on an inner side of the housing 2, the heat dissipation assembly 4 is disposed on an inner side of the base 1, the heat dissipation assembly 4 includes heat dissipation fins 401 and heat dissipation holes 402, the heat dissipation fins 401 are disposed on an inner side of the housing 2, and the heat dissipation holes 402 are disposed on an inner side of the housing 2.

As shown in fig. 3 to 4, the anti-loosening storage assembly 3 includes a backing plate 301, the backing plate 301 is disposed inside the housing 2, the anti-loosening storage assembly 3 further includes a storage buckle 302 and a fuse 303, the storage buckle 302 is disposed at an upper end of the backing plate 301, an outer surface of the storage buckle 302 is attached to an inner surface of the backing plate 301, and the fuse 303 is disposed inside the storage buckle 302. The anti-loosening storage assembly 3 further comprises a first fixing screw 304 and a switch blade 305, the first fixing screw 304 is arranged at the upper end of the base plate 301, the switch blade 305 is arranged on the inner side of the first fixing screw 304, the anti-loosening storage assembly 3 further comprises a cushion block 306 and a second fixing screw 307, the lower surface of the cushion block 306 is attached to the upper surface of the base plate 301, the second fixing screw 307 is arranged at the upper end of the cushion block 306, the cushion block 306 is fixedly connected with the second fixing screw 307, the anti-loosening storage assembly 3 further comprises a handle 308 and a switch blade buckle 309, the handle 308 is arranged at the upper end of the machine shell 2, the handle 308 is fixedly connected with the switch blade buckle 309, the heat dissipation assembly 4 is arranged on the inner side of the machine shell 2, the heat dissipation assembly 4 comprises heat dissipation fins 401 and heat dissipation holes 402, the heat dissipation fins 401 are arranged on the inner side of the machine shell 2, and the inner side of the machine shell 2 is provided with the heat dissipation holes 402.

The working principle is as follows: when the photovoltaic knife switch is used, the photovoltaic knife switch is firstly fixed on a cushion block 306 through a first fixing screw 304, the cushion block 306 is fixed on a base plate 301, the fuse 303 is fixedly stored through a storage buckle 302, the knife 305 is clamped through a knife buckle 309, the handle 308 is used for pushing, the fuse 303 can fuse a disconnection circuit when the temperature of the knife 305 is too high, the photovoltaic knife switch is safer to use, a power line can be stored, the power line cannot be twisted and damaged due to winding, the heat dissipation fins 401 and the heat dissipation holes 402 are respectively fixed on the inner side of the shell 2, multiple heat dissipation is achieved, heat generated inside the photovoltaic knife switch can be timely discharged, the heat dissipation area can be increased, the heat effect is good, the photovoltaic knife switch is safer, and the working principle of the photovoltaic knife switch is realized.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a photovoltaic knife switch, includes base (1) and radiator unit (4), its characterized in that, the upper end of base (1) is provided with casing (2), the inboard of casing (2) is provided with locking storage assembly (3) that moves, radiator unit (4) set up in the inboard of base (1), radiator unit (4) include heat radiation fin (401) and louvre (402), and heat radiation fin (401) set up in the inboard of casing (2) to the inboard of casing (2) is provided with louvre (402).

2. The photovoltaic knife switch of claim 1, characterized in that the anti-loose receiving assembly (3) comprises a backing plate (301), and the backing plate (301) is fixedly connected with the casing (2).

3. The photovoltaic knife switch according to claim 2, characterized in that the anti-loose receiving assembly (3) further comprises a receiving buckle (302) and a fuse (303), the receiving buckle (302) is arranged at the upper end of the backing plate (301), the outer surface of the receiving buckle (302) is attached to the inner surface of the backing plate (301), and the fuse (303) is arranged at the inner side of the receiving buckle (302).

4. The photovoltaic blade switch according to claim 2, wherein the locking receiving assembly (3) further comprises a first fixing screw (304) and a blade (305), the first fixing screw (304) is disposed at the upper end of the pad (301), and the blade (305) is disposed inside the first fixing screw (304).

5. The photovoltaic knife switch according to claim 2, characterized in that the anti-loose receiving assembly (3) further comprises a cushion block (306) and a second fixing screw (307), the lower surface of the cushion block (306) is attached to the upper surface of the cushion block (301), the second fixing screw (307) is arranged at the upper end of the cushion block (306), and the cushion block (306) is fixedly connected with the second fixing screw (307).

6. The photovoltaic knife switch according to claim 1, characterized in that the locking receiving assembly (3) further comprises a handle (308) and a knife buckle (309), the handle (308) is disposed at the upper end of the housing (2), the knife buckle (309) is disposed at the lower end of the handle (308), and the handle (308) is fixedly connected with the knife buckle (309).