CN217061841U

CN217061841U - Emergency brake separating device and switch cabinet

Info

Publication number: CN217061841U
Application number: CN202123153494.1U
Authority: CN
Inventors: 孙文艺; 韩福亮; 李勇; 王小平; 彭哲
Original assignee: Guangdong Mingyang Electric Co ltd
Current assignee: Guangdong Mingyang Electric Co ltd
Priority date: 2021-12-15
Filing date: 2021-12-15
Publication date: 2022-07-26
Anticipated expiration: 2031-12-15

Abstract

The utility model discloses an urgent separating brake device and cubical switchboard, this urgent separating brake device includes: the switch cabinet door plate is provided with an installation part, the installation part is provided with a first through hole penetrating through the switch cabinet door plate, and when the switch cabinet door plate is closed, the first through hole faces to a brake separating button of the circuit breaker; the shielding mechanism is arranged on the mounting part and is positioned on the inner side of the switch cabinet door plate, and the shielding mechanism is provided with a plugging piece which can elastically abut against the mounting part to shield the first through hole; the catch bar, catch bar can pass first through-hole to push away stifled piece and contact with the separating brake button. Above urgent separating brake device can utilize the catch bar to trigger the separating brake button fast and carry out the circuit breaker separating brake, simple structure, and convenient operation sets up moreover and shelters from the inside formation enclosure space that the mechanism also is favorable to the cubical switchboard. This cubical switchboard includes foretell urgent separating brake button, and this cubical switchboard can trigger the separating brake button outside the cabinet door fast and carry out the circuit breaker separating brake, safe and reliable.

Description

Emergency brake separating device and switch cabinet

Technical Field

The utility model relates to a technical field of cubical switchboard equipment especially relates to an urgent separating brake device and cubical switchboard.

Background

With the development of power technology, in order to ensure the safety of operators, a circuit breaker in a high-voltage switch cabinet needs to be mechanically opened outside the cabinet in an emergency, and if the electrical opening fails, the circuit breaker needs to be switched to an opening state.

However, at this time, the switch cabinet is in a door closing state, if the door is opened, an operator is easy to cause electric shock danger, and therefore the opening button of the circuit breaker needs to be pressed in the door closing state, and then the circuit breaker is subjected to emergency opening. However, the conventional emergency opening device is usually a knob type opening device, but the knob type opening device needs to continuously rotate a button to trigger an opening button, so that the operation time is long, the structure is complex, and the design and the processing are difficult.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an urgent separating brake device, simple structure, convenient operation can realize triggering the separating brake button fast and carry out the circuit breaker separating brake.

The utility model also discloses a cubical switchboard can trigger the separating brake button outside the cabinet door fast and carry out the circuit breaker separating brake, safe and reliable.

According to the utility model discloses emergency brake-separating device of first aspect embodiment includes: the switch cabinet door plate is provided with an installation part, the installation part is provided with a first through hole penetrating through the switch cabinet door plate, and when the switch cabinet door plate is closed, the first through hole faces to a brake separating button of the circuit breaker; the shielding mechanism is arranged on the mounting part and is positioned on the inner side of the switch cabinet door plate, and the shielding mechanism is provided with a plugging piece which can be elastically abutted against the mounting part to shield the first through hole; and the pushing rod can penetrate through the first through hole and push the blocking piece away to be in contact with the opening button.

According to the utility model discloses urgent separating brake device has following beneficial effect at least: when emergency took place at the circuit breaker, in promoting the catch bar and impel the first through-hole of installation department to push up the shutoff piece that shelters from the mechanism, make the catch bar can press the separating brake button and carry out the separating brake of circuit breaker, behind the catch bar shifted out the cubical switchboard afterwards, because shutoff piece elasticity butt in the installation department, the shutoff piece can reset promptly and shelter from first through-hole again. Trigger the separating brake button through the catch bar, simple structure, the operation is quick, makes things convenient for people to carry out the separating brake to the circuit breaker in time. And shelter from establishing of mechanism for the inside formation enclosure space of cubical switchboard leads to high-pressure gas to spout the accidental injury operating personnel when being favorable to preventing the inside arcing trouble that takes place of cubical switchboard on the one hand, and on the other hand also prevents that impurity such as outside steam, dust from getting into cubical switchboard and influencing cubical switchboard internal work.

The utility model discloses an in some embodiments, the installation department includes installation head and column, the second through-hole has been seted up to the cubical switchboard door plant, the column is worn to locate the inside of second through-hole and extension to the cubical switchboard, the column is equipped with the anticreep board, the outer wall butt of cubical switchboard door plant in the installation head, the inner wall butt of cubical switchboard door plant in the anticreep board.

The utility model discloses an in some embodiments, shelter from the mechanism and include shielding plate, axis of rotation and torsional spring, be equipped with along its radially stretched out connecting plate in the column portion, the axis of rotation is worn to locate the connecting plate, the shielding plate rotate set up in the axis of rotation, the shutoff piece does the shielding plate, the torsional spring is worn to locate the axis of rotation, the one end butt of torsional spring in the connecting plate, the other end butt of torsional spring in the shielding plate.

The utility model discloses an in some embodiments, the connecting plate is equipped with the mounting hole, column portion wears to locate the mounting hole, column portion threaded connection has and is fixed in it the fastener of cubical switchboard door plant.

The utility model discloses an in some embodiments, the connecting plate is equipped with two relative first limit portions of folding, two first limit portion of folding all is provided with the third through-hole, two can be worn to locate by the axis of rotation the third through-hole.

The utility model discloses an in some embodiments, the shielding plate is equipped with two relative second flange portion, two second flange portion all is provided with the fourth through-hole, two can be worn to locate by the axis of rotation the fourth through-hole.

The utility model discloses an in some embodiments, the shielding plate is equipped with breach portion, the one end of torsional spring is equipped with hook portion, hook portion butt in breach portion, hook portion's indent side orientation column portion.

In some embodiments of the present invention, the mounting head is provided with a fifth through hole into which a pin can be inserted.

In some embodiments of the present invention, the push rod is an insulator.

The utility model also discloses a cubical switchboard, including above-mentioned any one technical scheme's urgent separating brake device. This cubical switchboard can carry out the circuit breaker separating brake from the outer quick tripping operation button that triggers of cabinet door, simple structure, safe and reliable.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is an assembly view of an embodiment of an emergency opening device according to the present invention;

fig. 2 is a schematic structural diagram of the emergency opening device in the embodiment of fig. 1;

FIG. 3 is a schematic structural diagram of a shielding mechanism and a connecting plate of the embodiment in FIG. 1;

FIG. 4 is a schematic view of the mounting portion of the embodiment of FIG. 1;

fig. 5 is a schematic structural diagram of a door panel of the switch cabinet in the embodiment of fig. 1.

In the figure: the switch cabinet comprises a switch cabinet door panel 100, a second through hole 101, a mounting portion 200, a first through hole 201, a fifth through hole 202, a mounting head 210, a columnar portion 220, a shielding mechanism 300, a shielding plate 310, a second flange portion 311, a fourth through hole 312, a notch portion 313, a rotating shaft 320, a torsion spring 330, a hook portion 331, a connecting plate 340, a mounting hole 341, a first flange portion 342, a third through hole 343, a fastener 350, a push rod 400, a brake separating button 500 and an anti-falling plate 600.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the orientation description, such as the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., is the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplicity of description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, the first and second are only used for distinguishing technical features, and are not understood to indicate or imply relative importance or to implicitly indicate the number of indicated technical features or to implicitly indicate the precedence of the indicated technical features.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 5, an emergency opening device includes: the switch cabinet door panel 100 is characterized in that the switch cabinet door panel 100 is provided with a mounting part 200, the mounting part 200 is provided with a first through hole 201 penetrating through the switch cabinet door panel 100, and when the switch cabinet door panel 100 is closed, the first through hole 201 faces to a switching-off button 500 of a circuit breaker; the shielding mechanism 300 is arranged on the mounting part 200, the shielding mechanism 300 is positioned on the inner side of the switch cabinet door panel 100, and the shielding mechanism 300 is provided with a blocking piece which can elastically abut against the mounting part 200 to shield the first through hole 201; the push rod 400, the push rod 400 can pass through the first through hole 201 and push the opening block to contact with the opening button 500.

Above urgent separating brake button of structure, when emergency took place for the circuit breaker, in promoting catch bar 400 in the first through-hole 201 of installation department 200 to push open the shutoff piece that shelters from mechanism 300, make catch bar 400 can press separating brake button 500 and carry out the separating brake of circuit breaker, behind the catch bar 400 shift out the cubical switchboard afterwards, because shutoff piece elasticity butt in installation department 200, the shutoff piece can reset and shelter from first through-hole 201 again promptly. The tripping button 500 is triggered through the push rod 400, the structure is simple, the operation is quick, and people can conveniently and timely trip the breaker. And shelter from establishment of mechanism 300 for the inside formation enclosure space of cubical switchboard is favorable to preventing that high-pressure gas blowout accidentally injures operating personnel when the cubical switchboard is inside to take place to strike off the arc trouble, and on the other hand also prevents that impurity such as outside steam, dust from getting into cubical switchboard and influencing cubical switchboard inner work.

Referring to fig. 1 to 5, in some embodiments of the present invention, the mounting portion 200 includes a mounting head 210 and a column portion 220, the switch cabinet door panel 100 has a second through hole 101, the column portion 220 penetrates through the second through hole 101 and extends to the inside of the switch cabinet, the column portion 220 is provided with an anti-falling plate 600, an outer wall of the switch cabinet door panel 100 abuts against the mounting head 210, and an inner wall of the switch cabinet door panel 100 abuts against the anti-falling plate 600. Through the arrangement of the mounting head 210 and the anti-falling plate 600, the switch cabinet door panel 100 is clamped between the mounting head 210 and the anti-falling plate 100, the mounting portion 200 is detachably mounted on the switch cabinet door panel 100, and the mounting is simple. In addition, the column portion 220 also provides a mounting location for the shutter mechanism 300.

Referring to fig. 1 to 3, in some embodiments of the present invention, the shielding mechanism 300 includes a shielding plate 310, a rotating shaft 320 and a torsion spring 330, a connecting plate 340 extending radially is disposed on the column portion 220, the rotating shaft 320 is disposed through the connecting plate 340, the shielding plate 310 is rotatably disposed on the rotating shaft 320, the blocking piece is the shielding plate 310, the torsion spring 330 is disposed through the rotating shaft 320, one end of the torsion spring 330 abuts against the connecting plate 340, and the other end of the torsion spring 330 abuts against the shielding plate 310. Specifically, the push lever 400 pushes the shielding plate 310, so that the shielding plate 310 rotates about the rotation shaft 320 and compresses the torsion spring 330. When the push rod 400 is removed, the torsion spring 330 is reset so that the shielding plate 310 abuts against the pillar portion 220 again, thereby shielding the first through hole 201. The structure is simple, the installation is convenient, the shielding plate 310 can be pushed open only by overcoming the elastic force of the torsion spring 330, and the operation is easy and labor-saving. It can be understood that the plugging member can be plugged by using a plane formed by the shielding plate 310, or by using a cambered surface such as a hemisphere or a sphere.

Referring to fig. 1 to 3, in some embodiments of the present invention, the connecting plate 340 is provided with a mounting hole 341, the column portion 220 is disposed through the mounting hole 341, and the column portion 220 is screwed with a fastener 350 for fixing the column portion 220 to the switch cabinet door panel 100. The installation hole 341 allows the connection board 340 to be detachably installed on the pillar portion 220, which is beneficial for people to adjust the installation position according to actual requirements.

Referring to fig. 2 and 3, in some embodiments of the present invention, the connecting plate 340 is provided with two opposite first folding portions 342, the two first folding portions 342 are provided with third through holes 343, and the rotating shaft 320 can penetrate through the two third through holes 343. The first flange portion 342 provides a position where the rotation shaft 320 is mounted to the connection plate 340, and the mounting is easy and convenient. It is understood that the two ends of the rotating shaft 320 may be limited and fixed by nuts.

Referring to fig. 2 and 3, in some embodiments of the present invention, the shielding plate 310 is provided with two opposite second flange portions 311, the two second flange portions 311 are both provided with fourth through holes 312, and the rotating shaft 320 can penetrate through the two fourth through holes 312. The second flange portion 311 provides a location where the rotation shaft 320 is mounted on the shielding plate 310, and the mounting is simple and convenient. It is understood that the two ends of the rotating shaft 320 may be limited and fixed by nuts.

Referring to fig. 2 and 3, in some embodiments of the present invention, the shielding plate 310 is provided with a notch portion 313, one end of the torsion spring 330 is provided with a hook portion 331, the hook portion 331 abuts against the notch portion 313, and the concave side of the hook portion 331 faces the column portion 220. The hook 331 limits the rotation angle of the shielding plate 310 around the rotation shaft 320, prevents the shielding plate 310 from being separated from the torsion spring 330, and facilitates the hook 331 to quickly reset the shielding plate 310 after the push rod 400 is removed.

Referring to fig. 2 and 4, in some embodiments of the present invention, the mounting head 210 is provided with a fifth through hole 202 enabling insertion of a pin. The fifth through hole 202 is provided, so that people can fix one end of the installation part 200 by using the pin, and the anti-falling plate 600 is favorable for fixing by using a nut and the like, and the nut can be stably screwed into the other end of the installation part 200.

In some embodiments of the present invention, the push rod 400 is an insulator. The push rod 400, which is made of an insulating material, advantageously prevents electric current from being transmitted to the push rod 400, resulting in an electric shock hazard to the operator.

The utility model also discloses a cubical switchboard, including above-mentioned any one technical scheme's urgent separating brake device. This cubical switchboard can follow the cabinet door outside the fast trigger separating brake button 500 and carry out the circuit breaker separating brake, simple structure, safe and reliable.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. An emergency opening device, comprising:

the switch cabinet door panel (100), the switch cabinet door panel (100) is provided with a mounting part (200), the mounting part (200) is provided with a first through hole (201) penetrating through the switch cabinet door panel (100), and when the switch cabinet door panel (100) is closed, the first through hole (201) faces to a switching-off button (500) of a circuit breaker;

the shielding mechanism (300) is arranged on the mounting part (200), the shielding mechanism (300) is positioned on the inner side of the switch cabinet door panel (100), and the shielding mechanism (300) is provided with a blocking piece which can elastically abut against the mounting part (200) to shield the first through hole (201);

a push rod (400), wherein the push rod (400) can pass through the first through hole (201) and push the blocking piece to be in contact with the opening button (500).

2. An emergency opening device according to claim 1, characterized in that:

installation department (200) are including installation head (210) and column portion (220), second through-hole (101) have been seted up in cubical switchboard door plant (100), column portion (220) wear to locate second through-hole (101) and extend to the inside of cubical switchboard, column portion (220) are equipped with anticreep board (600), the outer wall butt of cubical switchboard door plant (100) in installation head (210), the inner wall butt of cubical switchboard door plant (100) in anticreep board (600).

3. An emergency opening device according to claim 2, characterized in that:

shelter from mechanism (300) and include shielding plate (310), axis of rotation (320) and torsional spring (330), be equipped with on columnar portion (220) along its radial connecting plate (340) that stretches out, axis of rotation (320) are worn to locate connecting plate (340), shielding plate (310) rotate set up in axis of rotation (320), the shutoff piece does shielding plate (310), torsional spring (330) are worn to locate axis of rotation (320), the one end butt of torsional spring (330) in connecting plate (340), the other end butt of torsional spring (330) in shielding plate (310).

4. An emergency opening device according to claim 3, characterized in that:

the connecting plate (340) is provided with a mounting hole (341), the columnar part (220) penetrates through the mounting hole (341), and the columnar part (220) is in threaded connection with a fastener (350) for fixing the columnar part on the switch cabinet door panel (100).

5. An emergency opening device according to claim 3, characterized in that:

connecting plate (340) are equipped with two relative first hem portion (342), two first hem portion (342) all is provided with third through-hole (343), axis of rotation (320) can wear to locate two third through-hole (343).

6. An emergency opening device according to claim 3, characterized in that:

the shielding plate (310) is provided with two opposite second flange parts (311), the second flange parts (311) are provided with fourth through holes (312), and the rotating shaft (320) can penetrate through the fourth through holes (312).

7. An emergency opening device according to claim 3, characterized in that:

the shielding plate (310) is provided with a notch portion (313), one end of the torsion spring (330) is provided with a hook portion (331), the hook portion (331) abuts against the notch portion (313), and the concave side of the hook portion (331) faces the columnar portion (220).

8. An emergency opening device according to claim 2, characterized in that:

the mounting head (210) is provided with a fifth through hole (202) into which a pin can be inserted.

9. An emergency opening device according to claim 1, characterized in that:

the push rod (400) is an insulating piece.

10. A switchgear cabinet comprising an emergency trip device as claimed in any one of claims 1 to 9.