CN213242424U

CN213242424U - Circuit breaker capable of being quickly disassembled and assembled

Info

Publication number: CN213242424U
Application number: CN202022507109.8U
Authority: CN
Inventors: 傅智倬; 曹晨旭; 李响
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-05-18
Anticipated expiration: 2030-11-03

Abstract

The utility model discloses a circuit breaker capable of being quickly disassembled and assembled, which comprises a circuit breaker shell, a control switch and a connecting mechanism, wherein the control switch is rotatably arranged on the front surface of the circuit breaker shell, the circuit breaker shell comprises a rear shell and a front shell, the connecting mechanism is detachably arranged on the upper end and the lower end of the circuit breaker shell, the connecting mechanism comprises a front clamping plate, a rear sliding rod, a fixed convex plate and a limiting assembly, the rear sliding rod is vertically fixed on the side surface of the rear shell through a screw, the U-shaped front clamping plate is sleeved on the front surface of the front shell, the end part of the U-shaped front clamping plate is vertically fixed with the fixed convex plate, and the limiting assembly is arranged between the rear sliding; the utility model discloses a be provided with coupling mechanism, the fastening connection of shell and backshell before both can having realized, make things convenient for the two to part again when inside problem appearing, relative screw unscrews takes off the loaded down with trivial details and the trouble that reduce the dismantlement, increases the efficiency to the inside maintenance of circuit breaker indirectly, and whole mechanism does not influence the normal use of circuit breaker.

Description

Circuit breaker capable of being quickly disassembled and assembled

Technical Field

The utility model belongs to the technical field of the circuit breaker, concretely relates to but quick assembly disassembly's circuit breaker.

Background

A circuit breaker refers to a switching device capable of closing, carrying, and breaking current under normal or abnormal circuit conditions. The circuit breaker can be used for distributing electric energy, infrequently starts asynchronous motor, carries out the protection to power supply circuit and motor etc. and the circuit breaker divides into high voltage circuit breaker and low voltage circuit breaker according to its application range, and the circuit breaker includes preceding shell and backshell, and the two passes through a plurality of screw connections.

When the inside problem casing that appears of current circuit breaker needs part, the screw unscrew takes off comparatively loaded down with trivial details and troublesome to the influence carries out the problem of the efficiency overhauld to inside, but we provide a quick assembly disassembly's circuit breaker for this reason.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but quick assembly disassembly's circuit breaker to when solving the inside problem shell that appears of some circuit breakers that propose among the above-mentioned background art and need part, the screw is unscrewed and is taken off comparatively loaded down with trivial details and trouble, thereby the influence is to the inside problem of carrying out the efficiency of overhauing.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a but quick assembly disassembly's circuit breaker, includes circuit breaker casing, control switch and coupling mechanism, control switch rotates and installs at circuit breaker casing front surface, the circuit breaker casing includes backshell and preceding shell, two the detachable lower extreme of installing on the circuit breaker casing of coupling mechanism, coupling mechanism includes preceding cardboard, back slide bar, fixed flange and spacing subassembly, two the back slide bar passes through screw vertical fixation in the backshell side, and the preceding cardboard cover of "U" type is established at preceding shell front surface, and tip vertical fixation has fixed flange, be provided with spacing subassembly between back slide bar and the fixed flange, preceding cardboard internal surface fixation has the bed course with preceding shell surface contact, the bed course is the rubber layer.

Preferably, the limiting assembly comprises a fixing plate, a limiting spiral ring and an annular gasket, the fixing plate is U-shaped with an upward opening end, the free end of the rear sliding rod movably penetrates through the fixing plate and is exposed to the outside, and the free end of the rear sliding rod is screwed with the two limiting spiral rings.

Preferably, the end part of the rear sliding rod is further provided with two annular gaskets, the annular gaskets are located between the limiting spiral ring and the fixing plate, and the annular gaskets are rubber sheets.

Preferably, circuit breaker casing front surface still is provided with two buffering subassemblies, buffering subassembly includes magic subsides and buffering piece, the magic is pasted and is fixed on circuit breaker casing surface, the detachable installation of buffering piece is on the magic subsides, the buffering piece is the sheet rubber that can contact with the control switch free end.

Preferably, a sealing ring is arranged between the rear shell and the front shell, and the sealing ring is a rubber ring.

Preferably, the rear surface of the circuit breaker housing is provided with a chute for installation.

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

(1) the utility model discloses a be provided with coupling mechanism, the fastening connection of shell and backshell before both can having realized, make things convenient for the two to part again when inside problem appearing, relative screw unscrews takes off the loaded down with trivial details and the trouble that reduce the dismantlement, increases the efficiency to the inside maintenance of circuit breaker indirectly, and whole mechanism does not influence the normal use of circuit breaker.

(2) The utility model discloses a be provided with buffering subassembly, can play between control switch and casing and cut off cushioning effect, reduce the switch and close the probability that produces noise and the two collision production wearing and tearing to indirectly increase the two life.

Drawings

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

fig. 2 is a schematic top view of a partial structure of the connection mechanism of the present invention;

fig. 3 is a left side view schematically illustrating the spacing assembly of fig. 2 according to the present invention;

FIG. 4 is a schematic structural view of the cushion assembly of the present invention;

in the figure: 1. a circuit breaker housing; 101. a rear housing; 102. a front housing; 2. a control switch; 3. a connecting mechanism; 31. a front clamping plate; 32. a rear slide bar; 33. fixing the convex plate; 34. a limiting component; 341. a fixing plate; 342. a limiting spiral ring; 343. an annular gasket; 4. a buffer assembly; 41. magic tape; 42. a buffer sheet; 5. a seal ring; 6. and (5) cushion coating.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a circuit breaker capable of being quickly disassembled and assembled comprises a circuit breaker shell 1, a control switch 2 and connecting mechanisms 3, wherein the control switch 2 is rotatably arranged on the front surface of the circuit breaker shell 1, the circuit breaker shell 1 comprises a rear shell 101 and a front shell 102, the two connecting mechanisms 3 are detachably arranged at the upper end and the lower end of the circuit breaker shell 1, each connecting mechanism 3 comprises a front clamping plate 31, a rear sliding rod 32, a fixed convex plate 33 and a limiting component 34, the two rear sliding rods 32 are vertically fixed on the side surface of the rear shell 101 through screws, the U-shaped front clamping plate 31 is sleeved on the front surface of the front shell 102, the end part of the U-shaped front clamping plate is vertically fixed with the fixed convex plate 33, the limiting component 34 is arranged between the rear sliding rod 32 and the fixed convex plate 33, a cushion layer 6 in surface contact with the surface of the front shell 102 is fixed on the inner surface of the front clamping plate 31, the cushion layer 6 is a rubber layer, through the connecting, relative screw unscrews to take off and reduces loaded down with trivial details and the trouble of dismantling, and the indirect increase is to the efficiency of circuit breaker inside maintenance, and whole mechanism does not influence the normal use of circuit breaker.

In this embodiment, preferably, the limiting assembly 34 includes a fixing plate 341, a limiting screw ring 342, and an annular gasket 343, the fixing plate 341 is in a "U" shape with an upward opening end, the free end of the rear slide bar 32 movably penetrates through the fixing plate 341 to be exposed to the outside, the free end of the rear slide bar 32 is screwed with two limiting screw rings 342, the end of the rear slide bar 32 is further provided with two annular gaskets 343, the annular gaskets 343 are located between the limiting screw ring 342 and the fixing plate 341, the annular gaskets 343 are rubber sheets, which can increase pressing force and frictional resistance on the fixing plate 341, and by providing the limiting assembly 34, the front clamping plate 31 can be fastened to the rear slide bar 32.

In this embodiment, it is preferred, 1 front surface of circuit breaker casing still is provided with two buffering subassemblies 4, buffering subassembly 4 includes magic subsides 41 and buffering piece 42, magic subsides 41 are fixed on 1 surface of circuit breaker casing, the detachable installation of buffering piece 42 is on magic subsides 41, buffering piece 42 is the sheet rubber that can contact with 2 free ends of control switch, through being provided with buffering subassembly 4, can play the separation cushioning effect between control switch 2 and casing, reduce the switch and close the probability that produces noise and the two collision production wearing and tearing, thereby indirectly increase the two life of the two.

In this embodiment, preferably, a sealing ring 5 is installed between the rear casing 101 and the front casing 102, and the sealing ring 5 is a rubber ring, which can perform a sealing function and reduce erosion of external moisture.

In this embodiment, it is preferable that the rear surface of the circuit breaker case 1 is provided with a slide groove for mounting.

The utility model discloses a theory of operation and use flow: when the utility model is used, the rear sliding rod 32 is fixed on the side of the rear shell 101 by screws, a limit spiral ring 342 is screwed on the rear sliding rod 32 and is positioned inside the fixing plate 341, along with the clamping of the front clamping plate 31 on the front shell 102, the fixing plate 341 is sleeved on the rear sliding rod 32 and is in surface contact with the annular gasket 343, the limit spiral ring 342 on the outer side is screwed until the annular gasket 343 on the outer side is in surface extrusion contact with the fixing plate 341, the fixing plate 341 is in fastening connection with the rear sliding rod 32 by using pressing force and frictional resistance, the front shell 102 is in fastening connection with the rear shell 101 by using the connecting mechanism 3 by repeating the operation, when the two are required to be detached, the limit spiral ring 342 can be screwed outwards slightly, the annular gasket 343 and the fixing plate 341 are loosened and separated, thereby the whole front clamping plate 31 can be detached and taken down, and the two are separated, by being provided with the, the front shell 101 and the rear shell 102 can be fastened and connected, when a problem occurs in the interior, the front shell and the rear shell can be conveniently separated, the trouble of disassembling is reduced by unscrewing and taking off the relative screws, the internal maintenance efficiency of the circuit breaker is indirectly increased, and the normal use of the circuit breaker is not influenced by the whole mechanism; and buffer unit 4 installs between circuit breaker and

control switch

2, and 41 glue are pasted on the circuit breaker surface to the magic, and buffer piece 42 utilizes the cohesiveness that 41 were pasted to the magic to install on 41, and its tip direct action plays and cuts off buffering guard action on buffer piece 42 when control switch 2 rotates downwards, and buffer piece 42 conveniently dismantles the change.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a but quick assembly disassembly's circuit breaker, includes circuit breaker casing (1), control switch (2) and coupling mechanism (3), control switch (2) rotate to be installed at circuit breaker casing (1) front surface, circuit breaker casing (1) includes backshell (101) and preceding shell (102), its characterized in that: two lower extreme on circuit breaker casing (1) is detachably installed in coupling mechanism (3), coupling mechanism (3) are including preceding cardboard (31), back slide bar (32), fixed flange (33) and spacing subassembly (34), two back slide bar (32) are established shell (102) front surface before through screw vertical fixation in back shell (101) side, preceding cardboard (31) cover of "U" type is established, and tip vertical fixation has fixed flange (33), be provided with spacing subassembly (34) between back slide bar (32) and fixed flange (33), preceding cardboard (31) internal surface fixed have with preceding shell (102) surface contact's bed course (6), bed course (6) are the rubber layer.

2. A quick disconnect circuit breaker as recited in claim 1, wherein: the limiting assembly (34) comprises a fixing plate (341), limiting spiral rings (342) and an annular gasket (343), the fixing plate (341) is U-shaped with an upward opening end, the free end of the rear sliding rod (32) movably penetrates through the fixing plate (341) and is exposed outside, and the free end of the rear sliding rod (32) is screwed with the two limiting spiral rings (342).

3. A quick disconnect circuit breaker according to claim 2, wherein: two annular gaskets (343) are further arranged at the end part of the rear sliding rod (32), the annular gaskets (343) are located between the limiting spiral ring (342) and the fixing plate (341), and the annular gaskets (343) are rubber sheets.

4. A quick disconnect circuit breaker as recited in claim 1, wherein: breaker casing (1) front surface still is provided with two buffering subassemblies (4), buffering subassembly (4) include magic subsides (41) and buffering piece (42), magic subsides (41) are fixed on breaker casing (1) surface, detachable the installing on magic subsides (41) of buffering piece (42), buffering piece (42) are the sheet rubber that can contact with control switch (2) free end.

5. A quick disconnect circuit breaker as recited in claim 1, wherein: a sealing ring (5) is arranged between the rear shell (101) and the front shell (102), and the sealing ring (5) is a rubber ring.

6. A quick disconnect circuit breaker as recited in claim 1, wherein: the rear surface of the breaker shell (1) is provided with a chute for installation.