CN209822550U - Spring energy storage operating mechanism driven by eddy current - Google Patents
Spring energy storage operating mechanism driven by eddy current Download PDFInfo
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- CN209822550U CN209822550U CN201920567630.5U CN201920567630U CN209822550U CN 209822550 U CN209822550 U CN 209822550U CN 201920567630 U CN201920567630 U CN 201920567630U CN 209822550 U CN209822550 U CN 209822550U
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Abstract
The utility model relates to a vacuum fast breaker operating mechanism technical field, concretely relates to vortex driven spring energy storage operating mechanism, suction disc, vortex dish, separating brake coil, spring upper bracket, compression spring, spring lower carriage on coil lower plate, coil upper plate, combined floodgate coil, magnetism lower suction disc, iron core, transmission shaft, magnetism. The utility model discloses set up vortex disk, separating brake coil, when needs open circuit, separating brake coil circular telegram, vortex disk receives the repulsion influence, and upward movement drives the moving contact downstream in the vacuum interrupter, and the distance is pulled open rapidly and the static contact, open circuit. The magnetic upper suction plate is arranged, when a circuit needs to be disconnected, the opening coil is electrified, the vortex disc is influenced by repulsive force and moves upwards, the iron core also moves upwards through the transmission shaft, when the iron core moves to the magnetic upper suction plate, the iron core is adsorbed on the magnetic upper suction plate, the iron core stops moving, the opening state is kept, and the circuit is also safer.
Description
Technical Field
The utility model relates to a vacuum quick circuit breaker operating mechanism technical field, concretely relates to vortex driven spring energy storage operating mechanism.
Background
The fast circuit breaker is a circuit breaker with high opening and closing speed. The operating mechanism is a core component applied to a power switch of a medium-high voltage vacuum circuit breaker. The vacuum switch aims to quickly restrain current after a medium-high voltage circuit is cut off a power supply through the electromagnetic induction and the eddy current part of the operating mechanism, complete quick closing and breaking operations of the vacuum switch and avoid accidents and accidents.
At present, most of vacuum fast breakers adopt a mechanical energy storage mode to perform switching-on and switching-off actions of switches, and although the vacuum fast breakers can meet the working requirements of the fast breakers in function, parts of the fast switches in the type adopt a mechanical transmission mode are numerous, so that the parts are easy to damage, the mechanical mechanism is abnormal and the vacuum fast breakers are not easy to maintain in the long-term use process. The eddy current driven spring energy storage operating mechanism is simple in mechanical structure, few in parts, and functionally meets the working requirements of a vacuum fast breaker, the eddy current drive and the spring energy storage are adopted, in the brake separating action process, the breaker is more rapidly, stably and safely disconnected compared with a traditional mechanical energy storage mode breaker, the opening speed of a moving contact in a vacuum arc extinguish chamber is accelerated, the insulation recovery of the breaker is accelerated, the breaker is more favorably disconnected, and under the condition of emergency, the safety of a power system related to the breaker is more favorably ensured.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the problem that exists among the prior art, provide an eddy current driven spring energy storage operating mechanism, it can improve vacuum fast breaker's life-span and the divide-shut brake speed and the stability of the vacuum interrupter who is connected with it.
In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:
an eddy current driven spring energy storage operating mechanism, comprising:
a coil lower base plate;
the coil upper base plate is arranged above the coil lower base plate through the mounting upright posts;
the closing coil is formed by a framework and an enameled wire and is wound into a ring shape, and the bottom surface of the closing coil is fixedly connected to the top surface of the lower bottom plate of the coil;
the magnetic lower suction plate is horizontally and fixedly connected to the top surface of the closing coil and is positioned below the upper coil bottom plate;
the iron core is of a columnar structure with a T-shaped longitudinal section, a vertical section of the iron core penetrates through the magnetic lower suction plate to the middle hole of the closing coil, and a through hole for the iron core to vertically and freely pass through is formed in the corresponding magnetic lower suction plate;
the transmission shaft penetrates through the coil lower bottom plate and the coil upper bottom plate in a sliding fit mode, and the iron core is sleeved on the transmission shaft;
the magnetic upper suction plate is horizontally and fixedly connected to the stand column and positioned between the magnetic lower suction plate and the coil upper bottom plate, and the transmission shaft penetrates through the magnetic upper suction plate and can freely slide;
the vortex disc is sleeved on the transmission shaft and is positioned between the coil upper bottom plate and the magnetic upper suction plate;
the brake separating coil is fixedly connected to the bottom surface of the upper base plate of the upper coil, and the transmission shaft penetrates out of a middle hole of the brake separating coil;
the spring upper bracket is fixedly connected to the bottom end of the transmission shaft;
one end of the compression spring in the elastic direction is fixedly connected to the upper spring support;
and the spring lower support is fixedly connected with the other end of the compression spring and connected to the external breaker shell.
Preferably, the magnetic upper attraction plate and the magnetic lower attraction plate are both made of a magnetic yoke and a magnet.
Preferably, the compression spring is made of a non-magnetic material.
The utility model has the advantages that: 1. the device is provided with a vortex disc and a separating brake coil, when a circuit needs to be disconnected, the separating brake coil is electrified, the vortex disc is influenced by repulsive force and moves upwards to drive a moving contact in the vacuum arc extinguish chamber to move downwards, the moving contact is quickly separated from a fixed contact, and the circuit is disconnected. 2. The magnetic upper suction plate is arranged, when a circuit needs to be disconnected, the opening coil is electrified, the vortex disc is influenced by repulsive force and moves upwards, the iron core also moves upwards through the transmission shaft, when the iron core moves to the magnetic upper suction plate, the iron core is adsorbed on the magnetic upper suction plate, the iron core stops moving, and the opening state is kept. 3. The magnetic lower suction plate and the closing coil are arranged, when a circuit needs to be opened, the closing coil is powered on, the iron core moves downwards under electromagnetic induction, the vortex disc is connected with the iron core through the transmission shaft to form linkage and move downwards, and when the iron core moves to the magnetic lower suction plate, the iron core is adsorbed by the magnetic lower suction plate and stops acting, and the closing state is kept. 4. Set up spring upper bracket, compression spring, spring lower carriage, when the circuit was opened to needs, the circular telegram of closing a floodgate coil, the iron core receives electromagnetic induction downstream, and the spring upper bracket passes through the transmission shaft and links to each other with the iron core, forms the linkage also downstream, and spring lower carriage position is fixed, and spring upper bracket downstream compression spring closes a floodgate energy storage. When a circuit needs to be disconnected, the opening coil is electrified, the vortex disc moves upwards under the influence of repulsive force, the upper spring support is connected with the vortex disc through the transmission shaft to form linkage and also move upwards, and because one end of the compression spring is fixed on the upper spring support and the other end of the compression spring is fixed on the lower spring support, the upper spring support moves upwards, the compression spring also rapidly releases energy upwards to provide energy for opening, so that the speed of the compression spring is higher, and the circuit is safer to disconnect.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the preferred embodiment of the present invention in a closing state;
FIG. 2 is a schematic structural diagram of the preferred embodiment of the present invention in the open state;
in the drawings, the reference numerals denote the following components:
the device comprises a transmission shaft 1, a coil 2, an upper bottom plate of the coil 3, a brake separating coil 4, a vortex disc 5, a magnetic upper suction plate 6, an iron core 7, a magnetic lower suction plate 8, a brake closing coil 9, a lower bottom plate of the coil 10, an upper spring support 11, a compression spring and a lower spring support 12.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
1-2, an eddy current driven spring stored energy actuator comprising:
a coil lower base plate 9;
the coil upper bottom plate 2 is arranged above the coil lower bottom plate 9 through an installation upright post;
the closing coil 8 is formed by a framework and an enameled wire and is wound into a ring shape, and the bottom surface of the closing coil 8 is fixedly connected to the top surface of the coil lower bottom plate 9;
the magnetic lower suction plate 7 is horizontally and fixedly connected to the top surface of the closing coil 8 and is positioned below the coil upper base plate 2;
the iron core 6 is of a columnar structure with a T-shaped longitudinal section, a vertical section of the iron core 6 penetrates through the magnetic lower suction plate 7 to a middle hole of the closing coil 8, and a through hole for the iron core 6 to vertically and freely pass through is formed in the corresponding magnetic lower suction plate 7;
the transmission shaft 1 penetrates through the coil lower bottom plate 9 and the coil upper bottom plate 2 in a sliding fit mode, and the iron core 6 is sleeved on the transmission shaft 1;
the magnetic upper suction plate 5 is horizontally and fixedly connected to the upright column and positioned between the magnetic lower suction plate 7 and the coil upper base plate 2, and the transmission shaft 1 penetrates through the magnetic upper suction plate and can freely slide;
the vortex disc 4 is sleeved on the transmission shaft 1 and is positioned between the coil upper bottom plate 2 and the magnetic upper suction plate 5;
the brake separating coil 3 is fixedly connected to the bottom surface of the upper base plate 2, and the transmission shaft 1 penetrates out of a middle hole of the brake separating coil 3;
the spring upper bracket 10 is fixedly connected to the bottom end of the transmission shaft 1;
one end of the compression spring 11 in the elastic direction is fixedly connected to the upper spring support 10;
and the lower spring bracket 12 is fixedly connected with the other end of the compression spring 11 and is connected to the outer breaker shell.
The upper magnetic attraction plate 5 and the lower magnetic attraction plate 7 are both made of a magnetic yoke and a magnet, the magnet is embedded in the magnetic yoke, the magnetic yoke usually refers to a soft magnetic material which does not produce a magnetic field and only performs magnetic line transmission in a magnetic circuit, the magnetic yoke is generally made of soft iron with high magnetic permeability, A3 steel and soft magnetic alloy, and in some special occasions, the magnetic yoke is also made of ferrite material.
The compression spring 11 is made of a non-magnetic material, so that the compression spring is prevented from being deformed due to interference of an external magnetic field, and operation cannot be performed.
The utility model discloses when using: the closing coil is powered on, the iron core moves downwards under electromagnetic induction, the upper spring support is connected with the iron core through the transmission shaft to form linkage and also move downwards, the lower spring support is fixed in position, and the upper spring support moves downwards to compress the compression spring for closing energy storage. When a circuit needs to be disconnected, the opening coil is electrified, the vortex disc moves upwards under the influence of repulsive force, the upper spring support is connected with the vortex disc through the transmission shaft to form linkage and also move upwards, and because one end of the compression spring is fixed on the upper spring support and the other end of the compression spring is fixed on the lower spring support, the upper spring support moves upwards, the compression spring also rapidly releases energy upwards to provide energy for opening, so that the speed of the compression spring is higher, and the circuit is safer to disconnect.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (3)
1. An eddy current driven spring energy storage operating mechanism, comprising:
a coil lower base plate (9);
the coil upper bottom plate (2) is arranged above the coil lower bottom plate (9) through the mounting upright posts;
the closing coil (8) is composed of a framework and an enameled wire and is wound into a ring shape, and the bottom surface of the closing coil (8) is fixedly connected to the top surface of the coil lower bottom plate (9);
the magnetic lower suction plate (7) is horizontally and fixedly connected to the top surface of the closing coil (8) and is positioned below the coil upper base plate (2);
the iron core (6) is of a columnar structure with a T-shaped longitudinal section, a vertical section of the iron core (6) penetrates through the magnetic lower suction plate (7) to a middle hole of the closing coil (8), and a through hole for the iron core (6) to vertically and freely pass through is formed in the corresponding magnetic lower suction plate (7);
the transmission shaft (1) penetrates through the coil lower bottom plate (9) and the coil upper bottom plate (2) in a sliding fit mode, and the iron core (6) is sleeved on the transmission shaft (1);
the magnetic upper suction plate (5) is horizontally and fixedly connected to the upright column and positioned between the magnetic lower suction plate (7) and the coil upper base plate (2), and the transmission shaft (1) penetrates through the magnetic upper suction plate and can freely slide;
the vortex disc (4) is sleeved on the transmission shaft (1) and is positioned between the coil upper bottom plate (2) and the magnetic upper suction plate (5);
the brake separating coil (3) is fixedly connected to the bottom surface of the upper base plate (2) of the upper coil, and the transmission shaft (1) penetrates out of a middle hole of the brake separating coil (3);
the spring upper support (10) is fixedly connected to the bottom end of the transmission shaft (1);
one end of the compression spring (11) in the elastic direction is fixedly connected to the upper spring support (10);
the lower spring support (12) is fixedly connected with the other end of the compression spring (11) and connected to the outer breaker shell.
2. An eddy current driven spring energy storage operating mechanism according to claim 1, wherein the upper magnetic attraction plate (5) and the lower magnetic attraction plate (7) are made of a magnetic yoke and a magnet.
3. An eddy current driven, spring energy storing actuator according to claim 1, characterized in that the compression spring (11) is made of a non-magnetic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920567630.5U CN209822550U (en) | 2019-04-24 | 2019-04-24 | Spring energy storage operating mechanism driven by eddy current |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920567630.5U CN209822550U (en) | 2019-04-24 | 2019-04-24 | Spring energy storage operating mechanism driven by eddy current |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209822550U true CN209822550U (en) | 2019-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920567630.5U Active CN209822550U (en) | 2019-04-24 | 2019-04-24 | Spring energy storage operating mechanism driven by eddy current |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209822550U (en) |
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2019
- 2019-04-24 CN CN201920567630.5U patent/CN209822550U/en active Active
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