CN210925914U

CN210925914U - Miniature circuit breaker with tripping alarm function

Info

Publication number: CN210925914U
Application number: CN201921928604.7U
Authority: CN
Inventors: 赵辉; 付杰; 丁雅丽; 刘洁; 赵艳杰; 张静
Original assignee: Tianjin Sendaao Electrical Co ltd
Current assignee: Tianjin Sendaao Electrical Co ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-07-03
Anticipated expiration: 2029-11-11

Abstract

The utility model discloses a miniature circuit breaker with dropout alarming function, including release support body, first switch, siren, circuit breaker support body, second spacing groove, fan, pressure sensor and singlechip, the intermediate position department of the positive lateral wall of release support body is provided with first switch, and the outer wall level of first switch one end is provided with the installation pole, the lateral wall of release support body one end is provided with the circuit breaker support body, and the intermediate position department of the positive lateral wall of circuit breaker support body is provided with the second switch, the upper end of the inboard lateral wall of release support body and circuit breaker support body is provided with first filter screen, the inside upper end that is close to release support body one end lateral wall of circuit breaker support body has seted up first spacing groove. This miniature circuit breaker with dropout alarming function receives pressure transmission through pressure sensor and gives the singlechip and control the siren and report to the police, and the very first time of being convenient for is informed operating personnel and is maintained.

Description

Miniature circuit breaker with tripping alarm function

Technical Field

The utility model relates to a miniature circuit breaker technical field specifically is a miniature circuit breaker with dropout alarming function.

Background

The circuit breaker refers to the switchgear that can close, bear and break the electric current under the normal return circuit condition and can close, bear and break the electric current under the unusual return circuit condition in the specified time, and the circuit breaker needs the match release to use usually, and the circuit breaker's a great variety includes and is less than circuit breaker, vacuum circuit breaker, moulded case circuit breaker etc. and traditional miniature circuit breaker can satisfy people's user demand basically, but still has certain problem, and the concrete problem is as follows:

1. most of small circuit breakers in the current market cannot inform an operator when being automatically disconnected through a release, can only know whether the circuit breaker is disconnected by observing whether an electrical appliance is powered off, and cannot enable the operator to maintain the circuit breaker at the first time;

2. most of miniature circuit breakers in the current market are easy to cause instable and unstable installation of the tripper and slide down when the tripper is installed, so that the tripper is damaged;

3. most of miniature circuit breakers in the market do not have a heat dissipation function, and when the circuit breaker is used for a long time, the internal temperature can be increased, so that the circuit breaker is easy to cause short circuit.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a miniature circuit breaker with dropout alarming function 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 miniature circuit breaker with dropout alarming function, includes release support body, first switch, siren, circuit breaker support body, second spacing groove, fan, pressure sensor and singlechip, the intermediate position department of the positive lateral wall of release support body is provided with first switch, and the outer wall level of first switch one end is provided with the installation pole, the lateral wall of release support body one end is provided with the circuit breaker support body, and the intermediate position department of the positive lateral wall of circuit breaker support body is provided with the second switch, the upper end of the inboard lateral wall of release support body and circuit breaker support body is provided with first filter screen, and the inside of the lateral wall upper end of one end of the dropout body is provided with third filter screen, first spacing groove has been seted up to the inside upper end that is close to release support body one end lateral wall of circuit.

Preferably, a groove is formed in the middle of the side wall of one end in the interior of the tripper frame body, a T-shaped rod penetrating through the side wall of one end of the tripper frame body is horizontally installed at one end, close to the side wall of the interior of the tripper frame body, of the groove, an alarm is installed at the lower end of the front side wall of the tripper frame body, and the alarm is located below the T-shaped rod.

Preferably, the inside intermediate position department level of keeping away from T type pole one end lateral wall of recess is provided with pressure sensor, and the intermediate position department of the inside bottom of recess is provided with the singlechip, the one end that T type pole is close to pressure sensor all levels are provided with the second spring, and the one end that pressure sensor was kept away from to the second spring is connected with the lateral wall of the inside one end of circuit breaker support body, the output of singlechip is connected through the input electricity of wire with the siren, and the input of singlechip passes through the wire and is connected with pressure sensor's output electricity.

Preferably, an axle seat is arranged in the middle of the inside of the third filter screen, a profile is arranged on the side wall of one end of the axle seat, windmill blades are arranged on the outer wall of the profile, a dust scraping plate is vertically arranged at one end, close to the third filter screen, of each windmill blade, and the dust scraping plate is in contact with the third filter screen.

Preferably, the inside of the circuit breaker support body, which is far away from the upper end of the side wall of one end of the release support body, is provided with an exhaust pipe, a fan is arranged inside the exhaust pipe, and a second filter screen is vertically arranged at one end, which is far away from the fan, of the exhaust pipe.

Preferably, a first limiting groove is formed in the upper end, close to the side wall of one end of the release frame body, of the interior of the circuit breaker frame body, a limiting rod penetrating through the side wall of the top end of the circuit breaker frame body is vertically arranged in the first limiting groove, a baffle is horizontally arranged on the outer wall of the limiting rod, a first spring is vertically arranged on the top end of the baffle, and the top end of the first spring is connected with the top end of the interior of the circuit breaker frame body.

Preferably, the upper end level of the side wall of one end of the third filter screen, which is far away from the inside of the release frame body, is provided with a limiting block matched with the first limiting groove, and a second limiting groove matched with the limiting rod is formed in the limiting block.

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

1. by installing the breaker frame body, the release frame body, the first switch, the second switch, the T-shaped rod, the pressure sensor, the single chip microcomputer, the alarm, the third crushing cutter and the first crushing cutter, when the voltage of the breaker frame body is unstable or short-circuited, the first switch on the release frame body drives the second switch to be closed, when the first switch is closed, the T-shaped rod is extruded to enable the T-shaped rod to extrude the pressure sensor, when the pressure sensor is subjected to pressure, the alarm is controlled by the single chip microcomputer to alarm, and an operator can be informed to maintain conveniently at the first time;

2. meanwhile, the device is provided with a release frame body, a limiting block, a circuit breaker frame body, a first limiting groove, a limiting rod, a baffle, a spring, a second limiting groove, an installation rod and a second switch, the limiting block arranged on the side wall of one end of the release frame body is inserted into the first limiting groove in the circuit breaker frame body, the limiting block extrudes the limiting rod while the limiting block is inserted, the limiting rod drives the baffle to extrude the spring to deform, the limiting rod moves upwards to be convenient for clamping the limiting rod with the second limiting groove, and then the installation rod is inserted into the second switch, so that the release frame body and the circuit breaker frame body can be conveniently installed;

3. the device is through installing the fan simultaneously, the circuit breaker support body, the third filter screen, the release support body, windmill blade and scraping plate, through starting the fan, the fan is rotatory to make the inside steam of circuit breaker support body discharge, in steam exhaust, the air passes through the inside of third filter screen entering release support body, and the third filter screen can filter the dust in the air, avoid the inside of dust entering release support body, the windmill blade passes through the circulation of air and rotates simultaneously, the windmill blade drives the scraping plate when rotatory and clears up the dust on the third filter screen surface, it causes the filter effect variation to avoid the dust to block up the third filter screen.

Drawings

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

FIG. 2 is a schematic view of the present invention in a partial cross-sectional view;

fig. 3 is a schematic side view of the internal structure of the trip unit frame of the present invention;

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

fig. 5 is a schematic diagram of the internal structure circuit of the present invention.

In the figure: 1. a release frame body; 2. a first switch; 3. an alarm; 4. a circuit breaker frame; 5. a second switch; 6. mounting a rod; 7. a windmill blade; 8. a shaft seat; 9. a contour; 10. a dust scraping plate; 11. a first filter screen; 12. a limiting block; 13. a second limit groove; 14. a baffle plate; 15. a limiting rod; 16. a first spring; 17. a first limit groove; 18. an exhaust pipe; 19. a fan; 20. a second filter screen; 21. a T-shaped rod; 22. a second spring; 23. a pressure sensor; 24. a single chip microcomputer; 25. a groove; 26. and a third filter screen.

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. 1-5, the present invention provides an embodiment: a miniature circuit breaker with a tripping alarm function comprises a tripping device frame body 1, a first switch 2, an alarm 3, a circuit breaker frame body 4, a second limiting groove 13, a fan 19, a pressure sensor 23 and a single chip microcomputer 24, wherein the first switch 2 is arranged in the middle of the side wall of the front side of the tripping device frame body 1;

a groove 25 is formed in the middle of the side wall of one end in the release frame body 1, a T-shaped rod 21 penetrating through the side wall of one end of the release frame body 1 is horizontally installed at one end, close to the side wall of the interior of the release frame body 1, of the groove 25, an alarm 3 is installed at the lower end of the side wall of the front face of the release frame body 1, the type of the alarm 3 can be LK-MW10N, and the alarm 3 is located below the T-shaped rod 21, so that an operator can be reminded by alarming through the alarm 3;

a pressure sensor 23 is horizontally arranged at the middle position of the side wall of one end, far away from the T-shaped rod 21, of the groove 25, the type of the pressure sensor 23 can be CYYZ11, a single-chip microcomputer 24 is arranged at the middle position of the bottom end of the inside of the groove 25, the type of the single-chip microcomputer 24 can be HT66F018, one end, close to the pressure sensor 23, of the T-shaped rod 21 is horizontally provided with a second spring 22, one end, far away from the pressure sensor 23, of the second spring 22 is connected with the side wall of one end, far away from the pressure sensor 23, of the inside of the breaker frame body 4, the output end of the single-chip microcomputer 24 is electrically connected with the input end of the alarm 3 through a lead, the input end of the single-chip microcomputer 24 is electrically;

a limiting block 12 matched with the first limiting groove 17 is horizontally arranged at the upper end of the side wall of one end, far away from the third filter screen 26, in the release frame body 1, and a second limiting groove 13 matched with the limiting rod 15 is formed in the limiting block 12, so that the release frame body 1 and the circuit breaker frame body 4 can be conveniently installed by clamping the limiting rod 15 and the second limiting groove 13;

the outer wall of one end of the first switch 2 is horizontally provided with an installation rod 6, and the side wall of one end of the release frame body 1 is provided with a breaker frame body 4;

an exhaust pipe 18 is arranged inside the upper end of the side wall of one end of the breaker frame body 4, which is far away from the release frame body 1, a fan 19 is arranged inside the exhaust pipe 18, the model of the fan 19 can be SJ6030HA2BAL, and a second filter screen 20 is vertically arranged at one end, which is far away from the fan 19, inside the exhaust pipe 18, so that the heat dissipation is conveniently carried out inside the breaker frame body 4 through the rotation of the fan 19;

a second switch 5 is arranged in the middle of the side wall of the front side of the breaker frame body 4, a first filter screen 11 is arranged at the upper ends of the inner side walls of the release frame body 1 and the breaker frame body 4, and a third filter screen 26 is arranged in the upper end of the side wall of one end of the release frame body 1;

an axle seat 8 is arranged in the middle of the inside of the third filter screen 26, a profile 9 is arranged on the side wall of one end of the axle seat 8, windmill blades 7 are arranged on the outer wall of the profile 9, a dust scraping plate 10 is vertically arranged at one end, close to the third filter screen 26, of each windmill blade 7, and the dust scraping plate 10 is in contact with the third filter screen 26, so that the third filter screen 26 can be conveniently scraped by the dust scraping plate 10 driven by the rotation of the windmill blades 7;

a first limiting groove 17 is formed in the upper end of the side wall of one end, close to the release frame body 1, of the interior of the circuit breaker frame body 4;

a limiting rod 15 penetrating through the side wall of the top end of the breaker frame body 4 is vertically arranged inside the first limiting groove 17, a baffle 14 is horizontally arranged on the outer wall of the limiting rod 15, a first spring 16 is vertically arranged at the top end of the baffle 14, and the top end of the first spring 16 is connected with the top end inside the breaker frame body 4; so as to extrude the first spring 16 to move up and down through the limiting rod 15.

The working principle is as follows: when the miniature circuit breaker with the tripping alarm function is used, the limiting block 12 arranged on the side wall of one end of the trip device frame body 1 is inserted into the first limiting groove 17 inside the circuit breaker frame body 4, the limiting block 12 extrudes the limiting rod 15 when the limiting block 12 is inserted, the limiting rod 15 drives the baffle 14 to extrude the first spring 16 to deform, the limiting rod 15 moves upwards to facilitate the clamping of the limiting rod 15 and the second limiting groove 13, the mounting rod 6 is inserted into the second switch 5 to facilitate the mounting of the trip device frame body 1 and the circuit breaker frame body 4, then the fan 19 is started, the fan 19 rotates to discharge hot air inside the circuit breaker frame body 4, air enters the inside of the trip device frame body 1 through the third filter screen 26 while the hot air is discharged, and the third filter screen 26 can filter dust in the air to prevent the dust from entering the inside of the trip device frame body 1, simultaneously windmill blade 7 is rotatory through the circulation of air, windmill blade 7 drives the dust scraping plate 10 in rotatory simultaneously and clears up the dust on the surface of third filter screen 26, avoid the dust to block up third filter screen 26 and cause the filter effect variation, first switch 2 on the release support body 1 drives second switch 5 and closes when 4 voltage instability of circuit breaker support body or short circuit, extrude T type pole 21 when first switch 2 closes, make T type pole 21 extrusion pressure sensor 23, when pressure sensor 23 receives pressure, control siren 3 through singlechip 24 and report to the police, the very first time of being convenient for infories operating personnel to maintain, it is above the utility model discloses a whole theory of operation.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a miniature circuit breaker with dropout alarming function, includes release support body (1), first switch (2), siren (3), circuit breaker support body (4), second spacing groove (13), fan (19), pressure sensor (23) and singlechip (24), its characterized in that: the middle position department of the positive lateral wall of release support body (1) is provided with first switch (2), and the outer wall level of first switch (2) one end is provided with installation pole (6), the lateral wall of release support body (1) one end is provided with circuit breaker support body (4), and the middle position department of the positive lateral wall of circuit breaker support body (4) is provided with second switch (5), the upper end of release support body (1) and the inboard lateral wall of circuit breaker support body (4) is provided with first filter screen (11), and the inside of release support body (1) one end lateral wall upper end is provided with third filter screen (26), first spacing groove (17) have been seted up to the inside upper end that is close to release support body (1) one end lateral wall of circuit breaker support body (4).

2. The miniature circuit breaker with trip alarm function of claim 1, wherein: the middle position department of the inside one end lateral wall of release support body (1) is provided with recess (25), and recess (25) are close to one end horizontal installation of the inside lateral wall of release support body (1) and have T type pole (21) of running through release support body (1) one end lateral wall, siren (3) are installed to the lower extreme of the positive lateral wall of release support body (1), and siren (3) are located the below of T type pole (21).

3. A miniature circuit breaker with trip alarm function according to claim 2, characterized in that: the utility model discloses a circuit breaker support body, including recess (25), T type pole (21) one end lateral wall, recess (25) inside intermediate position department level of keeping away from T type pole (21) one end lateral wall is provided with pressure sensor (23), and the intermediate position department of recess (25) inside bottom is provided with singlechip (24), the one end that T type pole (21) are close to pressure sensor (23) all levels and is provided with second spring (22), and the one end that pressure sensor (23) were kept away from in second spring (22) is connected with the lateral wall of the inside one end of circuit breaker support body (4), the output of singlechip (24) is connected through the input electricity of wire with siren (3), and the input of singlechip (24) is connected through the output electricity of wire with.

4. A miniature circuit breaker with trip alarm function according to claim 3, characterized in that: the dust scraper is characterized in that a shaft seat (8) is arranged in the middle of the inside of the third filter screen (26), a profile (9) is arranged on the side wall of one end of the shaft seat (8), windmill blades (7) are arranged on the outer wall of the profile (9), a dust scraper plate (10) is vertically installed at one end, close to the third filter screen (26), of each windmill blade (7), and the dust scraper plate (10) is in contact with the third filter screen (26).

5. The miniature circuit breaker with trip alarm function of claim 1, wherein: breaker support body (4) are kept away from release support body (1) one end lateral wall upper end inside and have been seted up blast pipe (18), and the inside of blast pipe (18) is provided with fan (19), the inside one end of keeping away from fan (19) of blast pipe (18) is vertical installs second filter screen (20).

6. The miniature circuit breaker with trip alarm function of claim 1, wherein: the inside vertical gag lever post (15) that runs through circuit breaker support body (4) top lateral wall that is provided with of first spacing groove (17), and the outer wall of gag lever post (15) all the level be provided with baffle (14), the vertical first spring (16) of installing in top of baffle (14), and the top of first spring (16) is connected with the inside top of circuit breaker support body (4).

7. The miniature circuit breaker with trip alarm function of claim 1, wherein: the upper end level of the side wall of one end of the third filter screen (26) is far away from the inside of the release frame body (1), a limiting block (12) matched with the first limiting groove (17) is arranged, and a second limiting groove (13) matched with the limiting rod (15) is formed in the limiting block (12).