CN216250620U

CN216250620U - Double-blade pressing plate type fuse switch

Info

Publication number: CN216250620U
Application number: CN202122850779.4U
Authority: CN
Inventors: 杜宇航; 杜宇浩; 杜立兵
Original assignee: Zhejiang Laiman Electrical Co ltd
Current assignee: Zhejiang Laiman Electrical Co ltd
Priority date: 2021-11-20
Filing date: 2021-11-20
Publication date: 2022-04-08
Anticipated expiration: 2031-11-20

Abstract

The utility model discloses a double-blade pressing plate type fuse switch which comprises a lower shell, wherein connecting pieces are arranged at the top and the bottom of one end of the lower shell, mounting structures are fixed on two sides of the lower shell, each mounting structure comprises a fixing piece, the fixing pieces are fixed on two sides of the lower shell and the upper shell, a positioning bolt is arranged inside each fixing piece, jacks are arranged at the edges of the inner parts of the lower shell, inserting columns are arranged inside the jacks, the upper shell is arranged at the top end of the lower shell, and a handle is arranged at the top end of the upper shell. According to the utility model, the mounting structure is arranged, the upper shell is placed at the top end of the lower shell during assembly, the inserting columns are sequentially mounted inside the inserting holes, the upper shell is pressed, the inserting columns are completely limited inside the inserting holes, the positioning bolts are mounted inside the fixing pieces, the lower shell and the upper shell can be assembled, and meanwhile, the disassembly is convenient and the overhaul is convenient.

Description

Double-blade pressing plate type fuse switch

Technical Field

The utility model relates to the technical field of fuse switches, in particular to a double-blade pressing plate type fuse switch.

Background

The fuse switch is an electric appliance with a safety protection function, can be used for isolation protection between a power supply and a load, also can be widely used for protection of a power grid and electric equipment, is one of the most common protection devices, and can automatically cut off a circuit when a circuit of the power grid or the electric equipment is short-circuited or overloaded so as to avoid damage of the electric equipment and prevent the spread of an accident;

however, when the existing fuse switch is used, the fuse switch is not convenient to open and close, and when a fault occurs, the fuse switch is inconvenient to overhaul, the maintenance efficiency is low, and an improvement space is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to provide a double-blade pressing plate type fuse switch, which is used for solving the defects that the existing fuse switch is inconvenient to open and close, is inconvenient to overhaul when a fault occurs and has low maintenance efficiency.

(II) contents of utility model

In order to solve the technical problems, the utility model provides the following technical scheme: double knives clamp plate type fuse switch, including the inferior valve, the connection piece is all installed to the top and the bottom of inferior valve one end, the both sides of inferior valve all are fixed with mounting structure, mounting structure includes the stationary blade, the stationary blade all is fixed in the both sides of inferior valve and epitheca, the internally mounted of stationary blade has positioning bolt, the inside edge of inferior valve all is provided with the jack, and the inside of jack is provided with inserts the post, the intermediate position department of inferior valve one end transversely is fixed with sliding construction, and sliding construction's one end is provided with the slide, the clamping piece is all installed to the top and the bottom of slide, the inside intermediate position department of inferior valve is provided with the conducting strip, and the one end of conducting strip is fixed with the fin, the inside louvre that all is provided with of fin, the top of inferior valve is provided with the epitheca, and the handle is installed on the top of epitheca.

Preferably, the top end of the inserting column is fixedly connected with the bottom end of the upper shell, and the fixing pieces are symmetrically distributed about the vertical center line of the lower shell.

Preferably, the inner diameter of the insertion hole is larger than the outer diameter of the insertion column, and the insertion hole and the insertion column are matched.

Preferably, the sliding structure comprises a sliding groove, the sliding groove is fixed at the middle position inside the lower shell, a connecting plate is arranged inside the sliding groove, and sliding blocks are fixed at the top end and the bottom end of the connecting plate.

Preferably, one side of the connecting plate is fixedly connected with one side of the sliding seat, and the sliding blocks are symmetrically distributed about the horizontal center line of the connecting plate.

Preferably, the outer diameter of the sliding block is smaller than the inner diameter of the sliding groove, and the sliding block and the sliding groove are matched.

Preferably, the radiating holes are arranged in a plurality, and the radiating holes are uniformly distributed in the radiating fin.

(III) advantageous effects

The double-blade pressing plate type fuse switch provided by the utility model has the advantages that: by arranging the mounting structure, the upper shell is placed at the top end of the lower shell during assembly, the inserting columns are sequentially mounted inside the inserting holes, the upper shell is pressed, the inserting columns are completely limited inside the inserting holes, the positioning bolts are mounted inside the fixing pieces, the lower shell and the upper shell can be assembled, and meanwhile, the disassembly is convenient and the overhaul is convenient;

by arranging the sliding structure, when the fuse protector is used, the sliding seat can drive the sliding block to slide in the sliding groove through the connecting plate, the sliding seat drives the clamping piece to be matched with the connecting piece, so that the switching function of the fuse protector is further completed, the guiding performance during use is improved through the sliding block and the sliding groove, the sliding effect is good, and the operation is convenient;

through being provided with the conducting strip, when the fuse switch uses for a long time, inside temperature can rise, can derive fin department with the heat through the conducting strip, later outwards dispel in proper order through the louvre, reaches radiating function, slows down the ageing speed of fuse switch, increase of service life.

Drawings

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

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

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

FIG. 3 is a schematic bottom view of the present invention;

FIG. 4 is a side view of the sliding structure of the present invention;

fig. 5 is a schematic perspective view of the heat sink of the present invention.

The reference numerals in the figures illustrate:

1. a lower case; 2. connecting sheets; 3. a clip; 4. a mounting structure; 401. a fixing sheet; 402. a jack; 403. positioning the bolt; 404. inserting a column; 5. a sliding structure; 501. a chute; 502. a connecting plate; 503. a slider; 6. a slide base; 7. a heat conductive sheet; 8. an upper shell; 9. a handle; 10. a heat sink; 11. and (4) heat dissipation holes.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, an embodiment of the present invention is shown: the double-blade pressing plate type fuse switch comprises a lower shell 1, connecting pieces 2 are mounted at the top and the bottom of one end of the lower shell 1, mounting structures 4 are fixed on two sides of the lower shell 1, a sliding structure 5 is transversely fixed at the middle position of one end of the lower shell 1, a sliding seat 6 is arranged at one end of the sliding structure 5, clamping pieces 3 are mounted at the top end and the bottom end of the sliding seat 6, an upper shell 8 is arranged at the top end of the lower shell 1, and a handle 9 is mounted at the top end of the upper shell 8;

the mounting structure 4 comprises fixing plates 401, the fixing plates 401 are all fixed on two sides of the lower shell 1 and the upper shell 8, positioning bolts 403 are mounted inside the fixing plates 401, jacks 402 are arranged at the edges inside the lower shell 1, inserting columns 404 are arranged inside the jacks 402, the top ends of the inserting columns 404 are fixedly connected with the bottom end of the upper shell 8, the fixing plates 401 are symmetrically distributed about the vertical center line of the lower shell 1, the inner diameters of the jacks 402 are larger than the outer diameters of the inserting columns 404, and the jacks 402 and the inserting columns 404 are matched;

specifically, as shown in fig. 1, 2 and 3, when the structure is used, firstly, during assembly, the upper shell 8 is placed at the top end of the lower shell 1, then the inserting columns 404 are sequentially installed inside the inserting holes 402, the upper shell 8 is pressed, the inserting columns 404 are completely limited inside the inserting holes 402, then the positioning bolts 403 are installed inside the fixing pieces 401, the lower shell 1 and the upper shell 8 can be assembled, and meanwhile, disassembly is convenient and maintenance is convenient;

the sliding structure 5 comprises a sliding groove 501, the sliding groove 501 is fixed in the middle position of the inner part of the lower shell 1, a connecting plate 502 is arranged in the sliding groove 501, sliding blocks 503 are fixed at the top end and the bottom end of the connecting plate 502, one side of the connecting plate 502 is fixedly connected with one side of the sliding seat 6, the sliding blocks 503 are symmetrically distributed about the horizontal center line of the connecting plate 502, the outer diameter of the sliding block 503 is smaller than the inner diameter of the sliding groove 501, and the sliding block 503 and the sliding groove 501 are matched;

specifically, as shown in fig. 1 and 4, when the structure is used, firstly, when the structure is used, the sliding base 6 drives the sliding block 503 to slide in the sliding groove 501 through the connecting plate 502, the sliding base 6 drives the clamping piece 3 to be matched with the connecting piece 2, so that the switch function of the fuse is completed, the guiding performance during use is improved through the sliding block 503 and the sliding groove 501, the sliding effect is good, and the operation is convenient;

a heat conducting fin 7 is arranged at the middle position inside the lower shell 1, a radiating fin 10 is fixed at one end of the heat conducting fin 7, radiating holes 11 are formed inside the radiating fin 10, a plurality of radiating holes 11 are formed, and the plurality of radiating holes 11 are uniformly distributed inside the radiating fin 10;

specifically, as shown in fig. 1, fig. 3 and fig. 5, when the structure is used, firstly, when the fuse switch is used for a long time, the internal temperature rises, the heat can be conducted to the heat dissipation fins 10 through the heat conduction fins 7, and then the heat is dissipated outwards through the heat dissipation holes 11 in sequence, so that the heat dissipation function is achieved, the aging speed of the fuse switch is reduced, and the service life is prolonged.

The working principle is as follows: when the double-blade pressure plate type fuse switch is used, an external power supply is connected, firstly, during assembly, the upper shell 8 is placed at the top end of the lower shell 1, then the plug-in posts 404 are sequentially installed inside the plug-in holes 402, the upper shell 8 is pressed, the plug-in posts 404 are completely limited inside the plug-in holes 402, then the positioning bolts 403 are installed inside the fixing pieces 401, and the lower shell 1 and the upper shell 8 can be assembled;

secondly, when the fuse protector is used, the sliding seat 6 drives the sliding block 503 to slide in the sliding groove 501 through the connecting plate 502, the sliding seat 6 drives the clamping piece 3 to be matched with the connecting piece 2, the switching function of the fuse protector is further completed, and the guiding performance during use is improved through the sliding block 503 and the sliding groove 501;

finally, when the fuse switch is used for a long time, the internal temperature can rise, the heat can be guided out to the radiating fins 10 through the heat conducting fins 7, then the heat is sequentially radiated outwards through the radiating holes 11, the radiating function is achieved, and the use work of the double-blade pressing plate type fuse switch is finally completed.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and the parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. Double knives clamp plate type fuse switch, including inferior valve (1), its characterized in that: the connecting pieces (2) are installed at the top and the bottom of one end of the lower shell (1), the mounting structures (4) are fixed on two sides of the lower shell (1), each mounting structure (4) comprises a fixing piece (401), the fixing pieces (401) are fixed on two sides of the lower shell (1) and an upper shell (8), a positioning bolt (403) is installed inside each fixing piece (401), jacks (402) are arranged at the edges of the inner portion of the lower shell (1), inserting columns (404) are arranged inside the jacks (402), a sliding structure (5) is transversely fixed at the middle position of one end of the lower shell (1), a sliding seat (6) is arranged at one end of the sliding structure (5), clamping pieces (3) are installed at the top end and the bottom end of the sliding seat (6), heat-conducting fins (7) are arranged at the middle position of the inner portion of the lower shell (1), and radiating fins (10) are fixed at one end of each heat-conducting fin (7), the radiating fins (10) are internally provided with radiating holes (11), the top end of the lower shell (1) is provided with an upper shell (8), and the top end of the upper shell (8) is provided with a handle (9).

2. The dual blade platen fuse switch of claim 1, wherein: the top end of the inserting column (404) is fixedly connected with the bottom end of the upper shell (8), and the fixing pieces (401) are symmetrically distributed relative to the vertical center line of the lower shell (1).

3. The dual blade platen fuse switch of claim 1, wherein: the inner diameter of the insertion hole (402) is larger than the outer diameter of the insertion column (404), and the insertion hole (402) and the insertion column (404) are matched.

4. The dual blade platen fuse switch of claim 1, wherein: sliding structure (5) include spout (501), spout (501) are fixed in inferior valve (1) inside intermediate position department, the inside of spout (501) is provided with connecting plate (502), and the top and the bottom of connecting plate (502) all are fixed with slider (503).

5. The dual blade platen fuse switch of claim 4, wherein: one side of the connecting plate (502) is fixedly connected with one side of the sliding seat (6), and the sliding blocks (503) are symmetrically distributed around the horizontal center line of the connecting plate (502).

6. The dual blade platen fuse switch of claim 4, wherein: the outer diameter of the sliding block (503) is smaller than the inner diameter of the sliding groove (501), and the sliding block (503) is matched with the sliding groove (501).

7. The dual blade platen fuse switch of claim 1, wherein: the radiating holes (11) are arranged in a plurality, and the radiating holes (11) are uniformly distributed in the radiating fin (10).