CN217955770U - Electronic molded case circuit breaker - Google Patents

Abstract

The utility model belongs to the technical field of the circuit breaker, specifically speaking is an electronic type moulded case circuit breaker, which comprises a housin, the positive fixedly connected with mounting panel of casing, the front of mounting panel is rotated and is connected with the switch, the front of mounting panel is rotated and is connected with the protecting crust, the protecting crust is located the outside of switch, the positive fixedly connected with observation window of protecting crust, the front of protecting crust is provided with clearance mechanism, clearance mechanism is located the surface of observation window, the top of casing is provided with heat dissipation mechanism, the setting of this device can prevent that external moisture from entering into inside and damaging the switch through the guard plate, thereby the security when having improved the switch and using, prevent through clearance mechanism that the dust gathering from influencing the observation sight on the surface of observation window, can carry out normal heat dissipation through heat dissipation mechanism, and can prevent that external dust and moist air from entering into the inside of casing, the life of device has been prolonged.

Description

Electronic molded case circuit breaker

Technical Field

The utility model relates to a circuit breaker technical field specifically is an electronic type moulded case circuit breaker.

Background

The circuit breaker is a switching device capable of closing, carrying, and opening/closing a current under a normal circuit condition and a current under an abnormal circuit condition within a prescribed time. The circuit breaker is divided into a high-voltage circuit breaker and a low-voltage circuit breaker according to the application range, the division of the high-voltage and low-voltage boundary lines is fuzzy, the circuit breaker is generally called as a high-voltage electrical appliance with more than 3kV, and an electronic molded case circuit breaker is provided.

Present electronic type moulded case circuit breaker, the inside component of in-process using can produce a large amount of heats to inside heat is difficult for distributing away, thereby makes the inside radiating effect of circuit breaker not good, and traditional heat dissipation is then dispelled the heat through the louvre, and external dust and humid air easily enter into inside through the louvre, thereby have damaged the circuit breaker, and traditional circuit breaker switch exposes externally mostly, easily takes place the danger of electrocuting of electric shock during the electric leakage.

SUMMERY OF THE UTILITY MODEL

In order to compensate prior art's not enough, solved the in-process inside component that uses and can produce a large amount of heats to inside heat is difficult for distributing away, thereby makes the inside radiating effect of circuit breaker not good, and traditional heat dissipation then dispels the heat through the louvre, and external dust and humid air easily enter into inside through the louvre, thereby has damaged the circuit breaker, and traditional circuit breaker switch exposes outside mostly, easily takes place the dangerous problem of electric shock during the electric leakage, the utility model provides an electronic type moulded case circuit breaker.

The utility model provides a technical scheme that its technical problem adopted is: an electronic type moulded case circuit breaker, which comprises a housin, the positive fixedly connected with mounting panel of casing, the front of mounting panel is rotated and is connected with the switch, the front of mounting panel is rotated and is connected with the protecting crust, the protecting crust is located the outside of switch, the positive fixedly connected with observation window of protecting crust, the front of protecting crust is provided with clearance mechanism, clearance mechanism is located the surface of observation window, the top of casing is provided with heat dissipation mechanism, the inside avris fixedly connected with sealing washer of protecting crust, the first fixed block of inside fixedly connected with of protecting crust, the positive fixedly connected with second fixed block of mounting panel.

Preferably, one side of the first fixed block is fixedly connected with a first magnetic block, one side of the second fixed block is fixedly connected with a second magnetic block, the first magnetic block and the second magnetic block are opposite in magnetism, and the first magnetic block and the second magnetic block are matched in shape.

Preferably, the cleaning mechanism comprises two slide rails, the two slide rails are respectively located on the top side and the bottom side of the observation window, and a slide block is slidably connected inside the slide rails.

Preferably, one side fixedly connected with connecting rod of slider, the back fixedly connected with cleaning plate of connecting rod, just the surface butt of cleaning plate and observation window, the in-process of use can play the effect of protection to the switch through the protecting crust, and through inter attraction between the first magnetic path on the first fixed block and the second magnetic path on the second fixed block, thereby can make and fix between protecting crust and the mounting panel, and set up through the sealing washer and prevent that external moisture from entering into inside and damaging the switch through the protecting crust, thereby the security when having improved the switch and using, can observe the inside condition of protecting crust through the observation window, and can clear up the dust on observation window surface through clearance mechanism, thereby can see more clearly, through removing the connecting rod, make the slider at connecting rod both ends slide in the inside of slide rail, the connecting rod drives the cleaning plate and removes the clearance on the surface of observation window simultaneously, thereby the dust gathering has been prevented and the influence the observation sight on the surface of observation window.

Preferably, the heat dissipation mechanism comprises a heat dissipation shell, the bottom of the heat dissipation shell is fixedly connected to the top of the shell, the top of the heat dissipation shell is rotatably connected with the cover body, a reset spring is elastically connected between the bottom of the cover body and the inner wall of the heat dissipation shell together, a limiting block is fixedly connected to the inner wall of the heat dissipation shell and located at the bottom side of the cover body, and a jacking mechanism is arranged inside the heat dissipation shell.

Preferably, the jacking mechanism includes fixed cover, the top fixed connection of fixed cover is in the inner wall of heat dissipation shell, the inside sliding connection of fixed cover has the fly leaf, the draw-in groove has been seted up to the both sides of fly leaf, the inside fixedly connected with draw runner of fixed cover, draw-in groove sliding connection is on the surface of draw runner, the inside fixedly connected with spacing ring of fixed cover, the spacing ring is located the bottom side of fly leaf.

Preferably, both sides fixedly connected with dysmorphism pole of fixed cover, the one end fixedly connected with inflation body of dysmorphism pole, inflation body is located the inside of fixed cover, and inflation body is located the bottom side of fly leaf, the bottom fixedly connected with dead lever of fly leaf, the bottom fixedly connected with backup pad of dead lever, the top fixedly connected with ejector pin of backup pad, the top fixedly connected with rubber block of ejector pin can dispel the inside heat of casing through heat dissipation mechanism to can prevent that external dust and moist air from getting into the inside of casing, when the inside heat of heat dissipation casing is not high, then the inside atmospheric pressure of heat dissipation casing is not high, thereby the lid does not open, and then can prevent the entering of dust and humid air, when the inside heat of heat dissipation casing is too high, then the inflation body of dysmorphism pole one end is heated and expands, the inflation body can jack-up the fly leaf, thereby make the movable rod pass through draw-in groove and draw-in the inside of fixed cover upwards sliding, because the fly leaf upwards slides, thereby make fly leaf drive dead lever and ejector pin upwards move, thereby the ejector pin jack-up the ejector pin carries out, and then the lid is opened, and the heat dissipation casing is dispelled out, and the heat is prevented to the lid from being reduced the effect of the lid, thereby the lid is reduced the heat of the lid, thereby the lid is reduced the effect of the lid is reduced when the heat is reduced the lid, thereby the heat is reduced the lid.

The utility model discloses an useful part lies in:

1. the utility model discloses a protecting crust and clearance mechanism etc. that set up, the in-process of use can play the effect of protection to the switch through the protecting crust, and attract each other between the second magnetic path on first magnetic path on the first fixed block and the second fixed block, thereby can make and fix between protecting crust and the mounting panel, and set up through the sealing washer and prevent that external moisture from entering into inside and damaging the switch through the guard plate, thereby security when having improved the switch and using, can observe the inside condition of protecting crust through the observation window, and can clear up the dust on observation window surface through clearance mechanism, thereby can see more clearly, through removing the connecting rod, make the slider at connecting rod both ends slide in the inside of slide rail, the connecting rod drives the clearance board and removes the clearance on the surface of observation window simultaneously, thereby prevented that the gathering dust from influencing the observation sight on the surface of observation window.

2. The utility model discloses a heat dissipation mechanism who sets up, can dispel the heat of casing inside through heat dissipation mechanism, and can prevent that external dust and moist air from entering into the inside of casing, when the heat of heat dissipation shell inside is not high, then the inside atmospheric pressure of heat dissipation shell is not high, thereby the lid does not open, and then can prevent the entering of dust and humid air, when the heat of heat dissipation shell inside is too high, then the inflation body of profile bar one end is heated expanding, expanded inflation body can be with the fly leaf jack-up, thereby make the movable rod pass through draw-in groove and draw runner in the inside lapse of fixed cover, because the fly leaf lapse, thereby make the fly leaf drive dead lever and ejector pin upward movement, thereby the ejector pin jacks up the lid, and then the lid is opened, the heat of heat dissipation shell inside is dispelled away, prevent through the block rubber that the lid surface is scraped badly, when the heat of heat dissipation shell inside reduces, the inflation body shrink, thereby make the ejector pin descend, and then the lid resumes the normal position under the effect of reset spring, and through the effect of stopper, prevent that the lid from being pulled back to the inboard of heat dissipation shell.

Drawings

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

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

FIG. 2 is a schematic structural view of the middle fender of the present invention after being opened;

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

fig. 4 is a schematic structural view of the heat dissipation mechanism of the present invention;

fig. 5 is a schematic structural diagram of the middle jacking mechanism of the present invention.

In the figure: 1. a housing; 2. mounting a plate; 3. a switch; 4. a protective shell; 5. an observation window; 6. a cleaning mechanism; 61. a slide rail; 62. a slider; 63. a connecting rod; 64. cleaning the plate; 7. a heat dissipation mechanism; 71. a heat dissipation housing; 72. a cover body; 73. a reset spring; 74. a limiting block; 75. a jack-up mechanism; 7501. fixing a sleeve; 7502. a movable plate; 7503. a card slot; 7504. a slide bar; 7505. a limiting ring; 7506. a profiled bar; 7507. an expansion body; 7508. fixing the rod; 7509. a support plate; 7510. a top rod; 7511. a rubber block; 8. a seal ring; 9. a first fixed block; 10. a second fixed block; 11. a first magnetic block; 12. a second magnetic block.

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 efforts belong to the protection scope of the present invention.

Please refer to fig. 1-5, an electronic molded case circuit breaker, including a housing 1, a front fixedly connected with mounting plate 2 of the housing 1, a front of the mounting plate 2 is connected with a switch 3, a front of the mounting plate 2 is connected with a protecting shell 4, the protecting shell 4 is located outside the switch 3, a front fixedly connected with observation window 5 of the protecting shell 4, a front of the protecting shell 4 is provided with a cleaning mechanism 6, the cleaning mechanism 6 is located on the surface of the observation window 5, a top of the housing 1 is provided with a heat dissipating mechanism 7, an inner side of the protecting shell 4 is fixedly connected with a sealing ring 8, an inner fixedly connected with a first fixing block 9 of the protecting shell 4, and a front fixedly connected with a second fixing block 10 of the mounting plate 2.

Wherein, one side of the first fixed block 9 is fixedly connected with a first magnetic block 11, one side of the second fixed block 10 is fixedly connected with a second magnetic block 12, the magnetism of the first magnetic block 11 is opposite to that of the second magnetic block 12, and the shapes of the first magnetic block 11 and the second magnetic block 12 are matched.

Wherein, clearance mechanism 6 includes slide rail 61, and slide rail 61 fixed connection is in the front of protecting crust 4, and the quantity of slide rail 61 sets up to two, and two slide rails 61 are located the top side and the bottom side of observation window 5 respectively, and the inside sliding connection of slide rail 61 has slider 62.

Wherein, one side fixedly connected with connecting rod 63 of slider 62, the back fixedly connected with clearance board 64 of connecting rod 63, and the surface butt of clearance board 64 and observation window 5, the in-process of using can play the effect of protection to switch 3 through protecting crust 4, and through inter attraction between first magnetic path 11 on the first fixed block 9 and the second magnetic path 12 on the second fixed block 10, thereby can make and fix between protecting crust 4 and mounting panel 2, and prevent that external moisture from entering inside and damaging switch 3 through the guard plate through setting up of sealing washer 8, thereby security when switch 3 uses has been improved, can observe the inside condition of protecting crust 4 through observation window 5, and can clear up the dust on observation window 5 surface through clearance mechanism 6, so as to can see more clearly, through removing connecting rod 63, make slider 62 at connecting rod 63 both ends slide in the inside of slide rail 61, connecting rod 63 drives clearance board 64 and removes the clearance on the surface of observation window 5 simultaneously, thereby prevented that the dust from gathering at the surface of observation window 5 and influence the sight.

The heat dissipation mechanism 7 includes a heat dissipation shell 71, the bottom of the heat dissipation shell 71 is fixedly connected to the top of the housing 1, the top of the heat dissipation shell 71 is rotatably connected to a cover 72, a return spring 73 is elastically connected between the bottom of the cover 72 and the inner wall of the heat dissipation shell 71, a limit block 74 is fixedly connected to the inner wall of the heat dissipation shell 71, the limit block 74 is located on the bottom side of the cover 72, and a jacking mechanism 75 is arranged inside the heat dissipation shell 71.

Wherein, jacking mechanism 75 includes fixed cover 7501, and fixed cover 7501's top fixed connection is in the inner wall of heat dissipation shell 71, and fixed cover 7501's inside sliding connection has fly leaf 7502, and draw-in groove 7503 has been seted up to the both sides of fly leaf 7502, and fixed cover 7501's inside fixedly connected with draw bar 7504, draw-in groove 7503 sliding connection is in the surface of draw bar 7504, and fixed cover 7501's inside fixedly connected with spacing ring 7505, spacing ring 7505 is located the bottom side of fly leaf 7502.

Wherein, both sides of the fixed sleeve 7501 are fixedly connected with the special-shaped rod 7506, one end of the special-shaped rod 7506 is fixedly connected with the expansion body 7507, the expansion body 7507 is positioned in the fixed sleeve 7501, the expansion body 7507 is positioned at the bottom side of the movable plate 7502, the bottom of the movable plate 7502 is fixedly connected with the fixed rod 7508, the bottom of the fixed rod 7508 is fixedly connected with the supporting plate 7509, the top of the supporting plate 7509 is fixedly connected with the ejector pin 7510, the top of the ejector pin 7510 is fixedly connected with the rubber block 7511, the heat in the casing 1 can be dissipated through the heat dissipating mechanism 7, and the external dust and the humid air can be prevented from entering the inside of the casing 1, when the heat in the heat dissipating casing 71 is not high, the air pressure in the heat dissipating casing 71 is not high, so that the cover body 72 is not opened, and the dust and the humid air can be prevented from entering, when the heat inside the heat dissipation shell 71 is too high, the expansion body 7507 at one end of the special-shaped rod 7506 is heated to expand, the expanded expansion body 7507 can jack up the movable plate 7502, so that the movable rod slides upwards inside the fixed sleeve 7501 through the clamping groove 7503 and the sliding strip 7504, because the movable plate 7502 slides upwards, the movable plate 7502 drives the fixed rod 7508 and the ejector rod 7510 to move upwards, the ejector rod 7510 jacks up the cover 72, the cover 72 is opened, the heat inside the heat dissipation shell 71 is dissipated, the surface of the cover 72 is prevented from being scratched by the rubber block 7511, when the heat inside the heat dissipation shell 71 is reduced, the expansion body 7507 contracts, so that the ejector rod 7510 descends, the cover 72 returns to the original position under the action of the return spring 73, and the cover 72 is prevented from being pulled back to the inner side of the heat dissipation shell 71 by the action of the limiting block 74.

The working principle is as follows: in the using process, the switch 3 can be protected through the protective shell 4, the first magnetic block 11 on the first fixing block 9 and the second magnetic block 12 on the second fixing block 10 are mutually attracted, so that the protective shell 4 and the mounting plate 2 can be fixed, external moisture is prevented from entering the interior of the switch 3 through the protective plate and damaging the switch 3 through the arrangement of the sealing ring 8, so that the safety of the switch 3 in use is improved, the condition inside the protective shell 4 can be observed through the observation window 5, dust on the surface of the observation window 5 can be cleaned through the cleaning mechanism 6, and the switch can be seen more clearly, the sliding blocks 62 at two ends of the connecting rod 63 slide inside the sliding rails 61 through the moving of the connecting rod 63, and meanwhile, the connecting rod 63 drives the cleaning plate 64 to move and clean on the surface of the observation window 5, so that the dust is prevented from gathering on the surface of the observation window 5 to influence the observation sight;

the heat inside the casing 1 can be dissipated through the heat dissipating mechanism 7, and external dust and moist air can be prevented from entering the inside of the casing 1, when the heat inside the heat dissipating casing 71 is not high, the air pressure inside the heat dissipating casing 71 is not high, so that the cover 72 is not opened, and further dust and moist air can be prevented from entering, when the heat inside the heat dissipating casing 71 is too high, the expansion body 7507 at one end of the special-shaped rod 7506 is heated to expand, the expansion body 7507 can jack up the movable plate 7502, so that the movable rod slides upwards inside the fixing sleeve 7501 through the clamping groove 7503 and the sliding strip 7504, because the movable plate 7502 slides upwards, so that the movable plate 7502 drives the fixing rod 7508 and the ejector rod 7510 to move upwards, so that the ejector rod 7510 jacks up the cover 72, the cover 72 is opened, the heat inside the heat dissipating casing 71 is dissipated, the surface of the cover 72 is prevented from being scraped by the rubber block 7511, when the heat inside the heat dissipating casing 71 is reduced, the expansion body 7507 contracts, so that the ejector rod 7510 descends, so that the ejector rod 72 acts on the return spring 7573 and the cover 72 returns to the original position, and the inner side of the cover 71 is prevented from being pulled back to the inner side of the limiting block 72.

In the description of the present specification, reference to the description of "one embodiment," "an example," "a specific example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed.

Claims (7)

1. An electronic molded case circuit breaker, comprising a case (1), characterized in that: the utility model discloses a safety protection device for a vehicle, including casing (1), positive fixedly connected with mounting panel (2), the positive rotation of mounting panel (2) is connected with switch (3), the positive rotation of mounting panel (2) is connected with protecting crust (4), protecting crust (4) are located the outside of switch (3), the positive fixedly connected with observation window (5) of protecting crust (4), the front of protecting crust (4) is provided with clearance mechanism (6), clearance mechanism (6) are located the surface of observation window (5), the top of casing (1) is provided with heat dissipation mechanism (7), the inside avris fixedly connected with sealing washer (8) of protecting crust (4), the first fixed block of inside fixedly connected with (9) of protecting crust (4), the positive fixedly connected with second fixed block (10) of mounting panel (2).

2. The electronic molded case circuit breaker according to claim 1, wherein: one side of the first fixing block (9) is fixedly connected with a first magnetic block (11), one side of the second fixing block (10) is fixedly connected with a second magnetic block (12), the magnetism of the first magnetic block (11) is opposite to that of the second magnetic block (12), and the shapes of the first magnetic block (11) and the second magnetic block (12) are matched.

3. The electronic molded case circuit breaker according to claim 1, wherein: clearance mechanism (6) include slide rail (61), slide rail (61) fixed connection is in the front of protecting crust (4), the quantity of slide rail (61) sets up to two slide rail (61) are located the top side and the bottom side of observation window (5) respectively, the inside sliding connection of slide rail (61) has slider (62).

4. The electronic molded case circuit breaker according to claim 3, wherein: one side fixedly connected with connecting rod (63) of slider (62), the back fixedly connected with cleaning plate (64) of connecting rod (63), just the surface of cleaning plate (64) and the surperficial butt of observation window (5).

5. The electronic molded case circuit breaker according to claim 1, wherein: the heat dissipation mechanism (7) comprises a heat dissipation shell (71), the bottom of the heat dissipation shell (71) is fixedly connected to the top of the shell (1), the top of the heat dissipation shell (71) is rotatably connected with a cover body (72), a reset spring (73) is elastically connected between the bottom of the cover body (72) and the inner wall of the heat dissipation shell (71) together, a limiting block (74) is fixedly connected to the inner wall of the heat dissipation shell (71), the limiting block (74) is located at the bottom side of the cover body (72), and a jacking mechanism (75) is arranged inside the heat dissipation shell (71).

6. The electronic molded case circuit breaker according to claim 5, wherein: jacking mechanism (75) are including fixed cover (7501), the top fixed connection of fixed cover (7501) is in the inner wall of heat dissipation shell (71), the inside sliding connection of fixed cover (7501) has fly leaf (7502), draw-in groove (7503) have been seted up to the both sides of fly leaf (7502), the inside fixedly connected with draw runner (7504) of fixed cover (7501), draw-in groove (7503) sliding connection is on the surface of draw runner (7504), the inside fixedly connected with spacing ring (7505) of fixed cover (7501), spacing ring (7505) is located the bottom side of fly leaf (7502).

7. The electronic molded case circuit breaker according to claim 6, wherein: the both sides fixedly connected with dysmorphism pole (7506) of fixed cover (7501), the one end fixedly connected with inflation body (7507) of dysmorphism pole (7506), inflation body (7507) are located the inside of fixed cover (7501), and the inflation body (7507) are located the bottom side of fly leaf (7502), the bottom fixedly connected with dead lever (7508) of fly leaf (7502), the bottom fixedly connected with backup pad (7509) of dead lever (7508), the top fixedly connected with ejector pin (7510) of backup pad (7509), the top fixedly connected with block rubber (7511) of ejector pin (7510).

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