CN212322922U - Residual current operated circuit breaker with anti-interference protection function - Google Patents
Residual current operated circuit breaker with anti-interference protection function Download PDFInfo
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- CN212322922U CN212322922U CN202020903766.1U CN202020903766U CN212322922U CN 212322922 U CN212322922 U CN 212322922U CN 202020903766 U CN202020903766 U CN 202020903766U CN 212322922 U CN212322922 U CN 212322922U
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- circuit breaker
- breaker main
- main body
- residual current
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Abstract
The utility model discloses a residual current operated circuit breaker with anti-interference protection function, including the circuit breaker main part, the horizontal inlay in the circuit breaker main part is provided with inlet wire end and leading-out terminal, the inlet wire end is connected with the hasp, the leading-out terminal is connected with the hasp, the hasp articulates in the inside of circuit breaker main part, hasp fixed connection is in the inside of circuit breaker main part, hasp and hasp are conductive material and make, the inlet wire end is parallelly connected with high-power resistor with the leading-out terminal, high-power resistor electricity is connected with the solenoid, the winding has the electric wire on the solenoid, the top sliding connection that is located the solenoid in the circuit breaker main part has the magnet piece, magnet piece top fixed connection has branch, branch is made; an electrostatic precipitation mechanism is arranged in the breaker main body. The utility model provides an among the prior art circuit breaker receive when thunderbolt electric current can not play the purpose of limiting voltage and leakage discharge current, and the circuit breaker can't effectually avoid external static to produce the problem of disturbing to the operation, easy operation is convenient, and the practicality is strong.
Description
Technical Field
The utility model relates to a circuit breaker technical field specifically is a take anti-interference protect function's residual current operated circuit breaker.
Background
The breaker is a current switching device capable of closing, carrying and opening/closing a current under a normal circuit condition and closing, carrying and opening/closing an abnormal circuit condition within a predetermined time. But there is certain drawback when current circuit breaker uses, at first, lightning protection device or earth leakage circuit breaker can only realize single lightning protection or earth leakage protection's function, and some carry out simple combination with lightning protection device and earth leakage protection device, can't realize coordination, lead to the circuit breaker to play the purpose that voltage limitation and leakage discharge switched on current when the thunderbolt current, influence user's normal use. Meanwhile, the current breaker can not effectively avoid the interference of external static electricity on the operation of the breaker, and the service life of the breaker is shortened.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a take anti-interference protect function's residual current operated circuit breaker to can not play the purpose of limiting voltage and leakage discharge current when solving among the prior art circuit breaker and receiving lightning current, and the unable effectual external static of avoiding of circuit breaker produces the problem of interference to the operation.
In order to achieve the above object, the utility model provides a following technical scheme: the residual current operated circuit breaker with the anti-interference protection function comprises a circuit breaker main body, wherein a wire inlet end and a wire outlet end are horizontally embedded in the circuit breaker main body and are respectively positioned at the left end and the right end in the circuit breaker main body, the wire inlet end is connected with a hook, the wire outlet end is connected with a lock catch, the hook is hinged in the circuit breaker main body, the lock catch is fixedly connected in the circuit breaker main body, the hook and the lock catch are made of conductive materials, the wire inlet end and the wire outlet end are connected in parallel with a high-power resistor, the high-power resistor is electrically connected with a solenoid, an electric wire is wound on the solenoid, a magnet block is slidably connected above the solenoid in the circuit breaker main body, the top end of the magnet block is fixedly connected with a support rod, and the support rod; an electrostatic precipitation mechanism is arranged in the breaker main body.
The technical principle of the scheme is as follows: when the hook and the lock catch between the inlet wire end and the outlet wire end are connected and contacted, the circuit is a complete loop, and the current passing through the super-power resistor connected in parallel can be basically ignored.
When the circuit that the circuit breaker is connected meets with thunderbolt, the electric current on the circuit grow in the twinkling of an eye, and the heavy current comes the solenoid through high-power resistor, and according to the principle of electricity magnetism, the solenoid produces magnetic force, and the magnetic force that produces just is the same with the magnetic force of magnet piece, and the magnet piece just is promoted and is kept away from the solenoid, and magnet piece upward movement's in-process drives branch together upward movement, and branch just promotes the hasp and leaves the hasp, and the disconnection between the circuit plays the effect of protection to whole circuit. And along with the time, dust must be accumulated in the circuit breaker, the normal work of the circuit breaker is seriously influenced by the static electricity generated by the dust, and the dust can be collected and recovered through an electrostatic dust removal mechanism in the circuit breaker main body.
Preferably, electrostatic precipitator mechanism is two, and two electrostatic precipitator mechanisms set up along circuit breaker main part symmetry, electrostatic precipitator mechanism includes an anode dust collection section of thick bamboo and the cathodic discharge body, an anode dust collection section of thick bamboo rotates to be connected in the circuit breaker main part, the cathodic discharge body rotates to be connected at circuit breaker main part inside wall, the cathodic discharge body is cylindric metal pole, and the cathodic discharge body runs through an anode dust collection section of thick bamboo, and the tip that the anodic dust collection section of thick bamboo was arranged in to the cathodic discharge body is equipped with negative pressure mechanism.
Preferably, the negative pressure mechanism comprises a fan blade, a plurality of through holes are formed in the side end, close to the solenoid, of the anode dust collecting cylinder, a rotating ring is sleeved on the cathode discharge body, the fan blade is fixedly connected to the rotating ring, and the rotating ring is fixedly connected with the anode dust collecting cylinder.
Preferably, a fuse resistor is connected in series between the latch and the wire outlet end, and the fuse resistor is an aspect ratio fuse resistor.
Preferably, the bottom in the circuit breaker main body is provided with a motor, an output shaft of the motor is coaxially connected with a first bevel gear, the outer side wall of the anode dust collecting barrel is fixedly connected with a connecting rod, the end part of the connecting rod is coaxially connected with a second bevel gear, and the second bevel gear is meshed with the first bevel gear.
Preferably, the inner side wall of the anode dust collecting cylinder is provided with a groove, and the volume of the groove is gradually increased along the direction of the groove opening.
Preferably, an electromagnetic interference filter is arranged in the breaker main body, and the electromagnetic interference filter is connected with the incoming line end and the outgoing line end through lines.
Preferably, the surface of the breaker main body is subjected to insulation treatment.
Compared with the prior art, the beneficial effects of the utility model are that: 1. through the arrangement of the hook hasp, when the hook is in contact connection with the hasp, the connection of the incoming line end and the outgoing line end can be realized, at the moment, the circuit is communicated, and when the hook is separated from the hasp, the open circuit and the brake separating can be formed, so that the design structure is simple, and the use efficiency is effectively improved; 2. the mutual matching use among the high-power resistor, the solenoid and the sliding block is utilized, so that when the circuit is struck by lightning and generates large current, the support rod can accurately and timely push the hook to be disconnected from the lock catch by utilizing the generated electromagnetism, and the effect of protecting the circuit is achieved; 3. the electrostatic dust removal device is arranged, so that the problem that the whole normal use of the circuit breaker is influenced by static electricity generated by dust is effectively avoided in the use process of the circuit breaker main body; 4. the anode dust collecting cylinder and the cathode discharge body move in a matched manner, dust in the circuit breaker is collected in a rotating manner, the dust removal effect of the electrostatic mechanism is improved, and meanwhile, the fan blades rotate along with the anode dust collecting cylinder, so that the dust in the circuit breaker is sucked into the anode dust collecting cylinder; 5. only one motor is used for driving the two electrostatic dust removal devices to work together, so that the equipment cost and the electric energy consumption are saved, and the whole circuit breaker mechanism is more compact; 6. this technical scheme simple structure, convenient operation, the practicality is strong, can not play limiting voltage and hourglass discharge current when effectively having solved among the prior art circuit breaker and receiving lightning strike current, and the circuit breaker can't effectually avoid external static to produce the problem of disturbing to the operation.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a residual current operated circuit breaker with an anti-interference protection function according to the present invention;
FIG. 2 is a schematic view of the connection of the motor, the first bevel gear and the second bevel gear according to the present invention;
fig. 3 is a schematic structural diagram of the middle negative pressure mechanism of the present invention.
In the figure: the circuit breaker comprises a circuit breaker main body 1, a wire inlet end 2, a wire outlet end 3, a hook 4, a lock catch 5, a magnet block 6, a support rod 7, a solenoid 8, an anode dust collecting cylinder 9, a cathode discharge body 10, a connecting rod 11, a first bevel gear 12, a second bevel gear 13, a motor 14, a fan blade 15, a rotating ring 16, a through hole 17 and a fuse resistor 18.
The specific implementation mode is as follows:
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.
Specific embodiments of the present invention will be described below with reference to the accompanying drawings.
Example 1
Referring to fig. 1-3, a residual current operated circuit breaker with anti-interference protection function, including circuit breaker main body 1, the surface of circuit breaker main body 1 adopts insulation treatment, the horizontal inlay is provided with inlet wire end 2 and outlet wire end 3 in circuit breaker main body 1, inlet wire end 2 and outlet wire end 3 are located circuit breaker main body 1 about both ends respectively, inlet wire end 2 is connected with hook 4, outlet wire end 3 is connected with hasp 5, hook 4 articulates the inside at circuit breaker main body 1, hasp 5 fixed connection is in circuit breaker main body 1's inside, hook 4 and hasp 5 are conductive material and make. An aspect fuse resistor 18 with stable performance is connected in series between the latch 5 and the outlet terminal 3 and is used for protecting the circuit.
The high-power resistor is connected in parallel with the wire inlet end 2 and the wire outlet end 3, the high-power resistor is electrically connected with the solenoid 8, an electric wire is wound on the solenoid 8, a magnet block 6 is slidably connected above the solenoid 8 in the breaker main body 1, the top end of the magnet block 6 is fixedly connected with a support rod 7, and the support rod 7 is made of insulating materials; an electrostatic precipitation mechanism is arranged in the breaker main body 1. An electromagnetic interference filter is further arranged in the breaker main body 1 and is in line connection with the wire inlet end 2 and the wire outlet end 3.
When the hook 4 between the inlet terminal 2 and the outlet terminal 3 is connected and contacted with the lock catch 5, the circuit is a complete loop, and the current passing through the parallel super-power resistor can be basically ignored.
When the circuit that the circuit breaker is connected encounters a thunderbolt, the electric current on the circuit becomes big in the twinkling of an eye, and the heavy current comes solenoid 8 through high-power resistor, and according to the principle of electricity magnetism, solenoid 8 produces magnetic force, and the magnetic force that produces is exactly the same with the magnetic force of magnet piece 6, and magnet piece 6 just is promoted and is kept away from solenoid 8, and magnet piece 6 upwards moves in-process drive branch 7 together upward movement, and branch 7 just promotes hasp 4 and leaves hasp 5, and the disconnection between the circuit plays the effect of protection to whole circuit.
Example 2
Referring to fig. 1-3, two electrostatic dust collectors which are identical and symmetrical to each other along the central axis of the circuit breaker main body 1 are arranged in the circuit breaker main body 1, the electrostatic dust removing mechanism comprises an anode dust collecting cylinder 9 and a cathode discharge body 10, the anode dust collecting cylinder 9 is rotatably connected in the circuit breaker main body 1, a groove is formed in the inner side wall of the anode dust collecting cylinder 9, the size of the groove gradually increases along the direction of a notch, the cathode discharge body 10 is rotatably connected to the inner side wall of the circuit breaker main body 1, the cathode discharge body 10 is a cylindrical metal rod, and the cathode discharge body 10 penetrates through the anode dust collecting cylinder 9. The end part of the cathode discharge body 10 arranged in the anode dust collecting cylinder 9 is provided with a negative pressure mechanism, the negative pressure mechanism comprises a fan blade 15, the side end of the anode dust collecting cylinder 9 close to the solenoid 8 is provided with a plurality of through holes 17, the cathode discharge body 10 is sleeved with a rotating ring 16, the fan blade 15 is fixedly connected to the rotating ring 16, and the rotating ring 16 is fixedly connected with the anode dust collecting cylinder 9.
When air enters the breaker main body 1, part of dust is carried along with the air, and after the dust enters the breaker main body 1, the dust is attached to elements in the breaker main body 1 due to the fact that the dust is charged, and normal use of the breaker is affected. When the anode dust collecting cylinder 9 rotates, the fan blades 15 introduce air into the anode dust collecting cylinder 9, the anode dust collecting cylinder 9 is connected with a forward voltage, and the elevator on the cathode side is connected with a negative voltage, so that an electric field is generated between the cathode discharge body 10 and the anode dust collecting cylinder 9. The molecules in the air are ionized into positive ions and electrons under the action of the electric field of the negative electrode, the positive ions and the cathode discharge body 10 are neutralized, and the electrons are attached to particles in the air in the process of running to the anode dust collecting cylinder 9, so that the electrons are negatively charged and are adsorbed in the groove in the anode dust collecting cylinder 9, and the electrostatic interference in the circuit breaker is eliminated.
EXAMPLE 3
Referring to fig. 1-3, a motor 14 is disposed at the bottom of the circuit breaker main body 1, a first bevel gear 12 is coaxially connected to an output shaft of the motor 14, a connecting rod 11 is fixedly connected to an outer side wall of the anode dust collecting cylinder 9, a second bevel gear 13 is coaxially connected to an end of the connecting rod 11, and the second bevel gear 13 is engaged with the first bevel gear 12.
The motor 14 is used for driving the anode dust collecting cylinders 9 on the left side and the right side to rotate, and the rotating speed of the motor 14 is not too fast, so that the anode dust collecting cylinders 9 can collect dust carrying electrons in the air, and the collecting effect is better and more thorough.
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 (8)
1. The utility model provides a take residual current operated circuit breaker of anti-interference protect function, includes circuit breaker main part (1), its characterized in that: the circuit breaker is characterized in that an incoming line end (2) and an outgoing line end (3) are horizontally embedded in the circuit breaker main body (1), the incoming line end (2) and the outgoing line end (3) are respectively located at the left end and the right end of the circuit breaker main body (1), the incoming line end (2) is connected with a hook (4), the outgoing line end (3) is connected with a lock catch (5), the hook (4) is hinged in the circuit breaker main body (1), the lock catch (5) is fixedly connected in the circuit breaker main body (1), the hook (4) and the lock catch (5) are made of conductive materials, the incoming line end (2) and the outgoing line end (3) are connected in parallel with a high-power resistor, the high-power resistor is electrically connected with a solenoid (8), an electric wire is wound on the solenoid (8), and a magnet block (6) is slidably connected above the solenoid (8) in the circuit breaker main body, the top end of the magnet block (6) is fixedly connected with a supporting rod (7), and the supporting rod (7) is made of an insulating material; an electrostatic precipitation mechanism is arranged in the breaker main body (1).
2. The residual current operated circuit breaker with the anti-interference protection function according to claim 1, characterized in that: the electrostatic precipitator mechanism is two, and two electrostatic precipitator mechanisms set up along circuit breaker main part (1) symmetry, electrostatic precipitator mechanism includes an anode dust collection section of thick bamboo (9) and a cathode discharge body (10), an anode dust collection section of thick bamboo (9) rotate to be connected in circuit breaker main part (1), cathode discharge body (10) rotate to be connected in circuit breaker main part (1) inside wall, cathode discharge body (10) are cylindric metal pole, and anode dust collection section of thick bamboo (9) is run through in cathode discharge body (10), and the tip that anode dust collection section of thick bamboo (9) was arranged in to cathode discharge body (10) is equipped with negative pressure mechanism.
3. The residual current operated circuit breaker with the anti-interference protection function according to claim 2, characterized in that: the negative pressure mechanism comprises a fan blade (15), a plurality of through holes (17) are formed in the side end, close to the solenoid (8), of the anode dust collection cylinder (9), a rotating ring (16) is sleeved on the cathode discharge body (10), the fan blade (15) is fixedly connected to the rotating ring (16), and the rotating ring (16) is fixedly connected with the anode dust collection cylinder (9).
4. The residual current operated circuit breaker with the anti-interference protection function according to claim 1, characterized in that: a fuse resistor (18) is connected in series between the lock catch (5) and the wire outlet end (3), and the fuse resistor (18) is an aspect ratio fuse resistor (18).
5. The residual current operated circuit breaker with the anti-interference protection function according to claim 2, characterized in that: the bottom is equipped with motor (14) in circuit breaker main part (1), coaxial connection has first bevel gear (12) on the output shaft of motor (14), positive pole dust collection section of thick bamboo (9) lateral wall fixedly connected with connecting rod (11), connecting rod (11) tip coaxial connection has second bevel gear (13), second bevel gear (13) and first bevel gear (12) meshing.
6. The residual current operated circuit breaker with the anti-interference protection function according to claim 2, characterized in that: the inner side wall of the anode dust collecting cylinder (9) is provided with a groove, and the volume of the groove is gradually increased along the direction of the groove opening.
7. The residual current operated circuit breaker with the anti-interference protection function according to claim 1, characterized in that: the circuit breaker is characterized in that an electromagnetic interference filter is arranged in the circuit breaker main body (1), and the electromagnetic interference filter is connected with the wire inlet end (2) and the wire outlet end (3) through lines.
8. The residual current operated circuit breaker with the anti-interference protection function according to claim 1, characterized in that: the surface of the breaker main body (1) is subjected to insulation treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020903766.1U CN212322922U (en) | 2020-05-26 | 2020-05-26 | Residual current operated circuit breaker with anti-interference protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020903766.1U CN212322922U (en) | 2020-05-26 | 2020-05-26 | Residual current operated circuit breaker with anti-interference protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212322922U true CN212322922U (en) | 2021-01-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020903766.1U Active CN212322922U (en) | 2020-05-26 | 2020-05-26 | Residual current operated circuit breaker with anti-interference protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212322922U (en) |
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2020
- 2020-05-26 CN CN202020903766.1U patent/CN212322922U/en active Active
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