CN219716786U - Novel manual-automatic integrated control low-voltage circuit breaker - Google Patents
Novel manual-automatic integrated control low-voltage circuit breaker Download PDFInfo
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- CN219716786U CN219716786U CN202320420354.6U CN202320420354U CN219716786U CN 219716786 U CN219716786 U CN 219716786U CN 202320420354 U CN202320420354 U CN 202320420354U CN 219716786 U CN219716786 U CN 219716786U
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- Prior art keywords
- insulating sleeve
- circuit breaker
- voltage
- control low
- novel manual
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- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 230000005291 magnetic effect Effects 0.000 claims abstract description 12
- 230000009466 transformation Effects 0.000 claims abstract description 10
- 230000005294 ferromagnetic effect Effects 0.000 claims abstract description 8
- 238000007906 compression Methods 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 239000011261 inert gas Substances 0.000 claims description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Breakers (AREA)
Abstract
The utility model discloses a novel manual-automatic control low-voltage circuit breaker, which comprises a live wire and a zero wire, wherein both ends of the live wire and the zero wire are respectively connected with an input port and an output port, a circuit breaking mechanism is connected in series on the live wire, and a voltage transformation module is connected in parallel on the live wire and the zero wire at the rear side of the circuit breaking mechanism; the circuit breaking mechanism comprises an insulating sleeve and a piston device arranged in the insulating sleeve, wherein a ferromagnetic conducting plate is fixed at the bottom of the piston device, and the bottom of the insulating sleeve is sealed; the bottom of the insulating sleeve is fixedly provided with an electromagnet, non-magnetic conducting strips A and B which are not contacted with each other are respectively arranged on the two sides of the upper part of the electromagnet at the same horizontal height, and binding posts of the electromagnet are respectively connected to the voltage transformation module. The utility model can automatically break the brake after power failure once the current fails, and the piston device can be manually pressed down to continuously conduct the circuit after breaking the brake, thereby avoiding the safety accident caused by sudden starting of the machine or repeated opening and closing of damaged equipment due to repeated on-off when the power is unstable.
Description
Technical Field
The utility model relates to the technical field of switching appliances, in particular to a novel manual-automatic control low-voltage circuit breaker.
Background
The existing circuit breaker generally has the functions of overload protection or overcurrent protection, but has the special conditions of unstable electric power and sudden power failure, and many devices need to continuously work, such as pressing devices or extrusion devices, etc., and once the devices cannot be started after power failure, the devices can be started after ten thousands of devices need to be cleaned, otherwise the devices can be blocked, if the electric power is interrupted, or the devices are recovered after sudden power failure, the devices can be frequently started and closed, so that a very large potential safety hazard is formed, even the devices are damaged, and the existing circuit breaker cannot trigger the tripping protection under the working condition.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a novel manual-automatic control low-voltage circuit breaker which can automatically break a brake for protection after power failure is met and can be switched on only by manual control after electric power is recovered to be normal.
In order to solve the technical problems, the technical scheme of the utility model is as follows:
the utility model provides a novel manual-automatic control low voltage circuit breaker, includes live wire and zero line, and input port and output port are connected respectively at both ends of live wire and zero line, establishes ties circuit breaking mechanism on the live wire, and parallelly connected vary voltage module on live wire and zero line of circuit breaking mechanism rear side; the circuit breaking mechanism comprises an insulating sleeve and a piston device arranged in the insulating sleeve, wherein a ferromagnetic conducting plate is fixed at the bottom of the piston device, and the bottom of the insulating sleeve is sealed; the bottom of the insulating sleeve is fixedly provided with an electromagnet, non-magnetic conductive sheets A and B which are not contacted with each other are respectively arranged on the two sides of the upper part of the electromagnet at the same horizontal height, and binding posts of the electromagnet are respectively connected to the voltage transformation module.
Further, the piston device comprises a piston, a pressure lever and a handle, and two ends of the pressure lever are respectively connected with the piston and the handle.
Further, the compression bar is circular, and a limiting hole matched with the outer diameter of the compression bar is formed in the top of the insulating sleeve.
Further, an inert gas is sealed between the insulating sleeve and the piston device.
Further, nitrogen is used as the inert gas.
Further, the voltage transformation module adopts 220V or 380V input voltage and 6V or 12V output voltage.
Further, the nonmagnetic conductive sheet a and the nonmagnetic conductive sheet B are semicircular members.
In the utility model, once the electromagnet is powered off after the power failure caused by the failure of the current, the piston device is powered off upwards under the action of compressed gas after the attraction of the ferromagnetic conducting strip is lost, and the non-magnetic conducting strip A and the non-magnetic conducting strip B are powered on, if the circuit needs to be recovered to be on, the piston device needs to be manually pressed down to continuously conduct the circuit. The automatic switch-off device can automatically switch off when power fails, and can not automatically switch on even if the power is restored, so that the safety accident caused by sudden starting of a machine or repeated opening and closing of damaged equipment is avoided due to repeated on-off when the power is unstable.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a schematic structural diagram of a non-magnetic conductive sheet a and a non-magnetic conductive sheet B.
In the figure, 1-zero line, 2-live line, 3-input port, 4-output port, 5-circuit breaking mechanism, 51-insulating sleeve, 52-piston device, 521-piston, 522-compression bar, 523-handle, 53-ferromagnetic conducting plate, 54-nonmagnetic conducting plate A, 55-nonmagnetic conducting plate B, 6-electromagnet and 7-transformation module.
Detailed Description
The following describes the embodiments of the present utility model further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present utility model, but is not intended to limit the present utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
As shown in fig. 1-2:
the utility model provides a novel manual-automatic control low voltage circuit breaker, includes live wire 2 and zero line 1, and input port 3 and output port 4 are connected respectively at live wire 2 and zero line 1's both ends, establishes ties circuit breaker mechanism 5 on live wire 2, and circuit breaker mechanism 5 rear side is parallelly connected on live wire 2 and zero line 1 and is transformed module 7; the circuit breaking mechanism 5 comprises an insulating sleeve 51 and a piston device 52 arranged in the insulating sleeve, wherein a ferromagnetic conducting sheet 53 is fixed at the bottom of the piston device 52, and the bottom of the insulating sleeve 51 is sealed; the bottom of the insulating sleeve 51 is fixedly provided with an electromagnet 6, non-magnetic conducting strips A54 and B55 which are not contacted with each other are respectively arranged on two sides of the upper part of the electromagnet 6 at the same horizontal height, and binding posts of the electromagnet 6 are respectively connected to the voltage transformation module 7.
Working principle: the utility model belongs to a novel circuit breaker internal circuit and structural design (a shell can be manufactured according to actual needs), and adopts the principles of electromagnetic self-locking and an air spring, under normal conditions, a piston device 52 is pressed down, a ferromagnetic conducting sheet 53 (a copper-plated iron core is selected), a nonmagnetic conducting sheet A54 and a nonmagnetic conducting sheet B55 (aluminum or copper is selected), the current of a transformation module 7 is conducted, so that the electromagnet 6 is powered, the ferromagnetic conducting sheet 53 is attracted by the electromagnet 6, the reverse elasticity formed by compressed gas of the piston device 52 is overcome, continuous current conduction is formed, once the current fails to cause power failure, the electromagnet 6 is powered off, after the attraction of the ferromagnetic conducting sheet 53 is lost, the piston device 52 is powered on by the compressed gas, the nonmagnetic conducting sheet A54 and the nonmagnetic conducting sheet B55 are disconnected, and if the circuit needs to be recovered, the piston device 52 needs to be manually pressed down, so that the circuit can be continuously conducted.
The automatic switch-off device can automatically switch off when power fails, and can not automatically switch on even if the power is restored, so that the safety accident caused by sudden starting of a machine or repeated opening and closing of damaged equipment is avoided due to repeated on-off when the power is unstable.
In order to facilitate manual operation, the piston device 52 includes a piston 521, a compression bar 522 and a handle 523, two ends of the compression bar are respectively connected with the piston and the handle, the compression bar is circular, and a limit hole matched with the outer diameter of the compression bar is formed at the top of the insulating sleeve 51, so that the piston can be ensured to run stably when being pressed down.
As a further optimization, in order to better protect the electric appliance, the inert gas is sealed between the insulating sleeve 51 and the piston device 52, and in view of economy and safety, nitrogen can be used.
According to the common power supply voltage in China, the voltage transformation module 7 adopts 220V or 380V input voltage, and 6V or 12V output voltage (the common voltage of the common relay electromagnet 6).
As a further optimization scheme, the non-magnetic conductive sheet A54 and the non-magnetic conductive sheet B55 are semicircular components, so that the maximum embedding area and the contact area can be ensured, and the stability and the conductivity are ensured.
The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, and yet fall within the scope of the utility model.
Claims (7)
1. The utility model provides a novel manual-automatic control low voltage circuit breaker which characterized in that: the device comprises a live wire and a zero wire, wherein both ends of the live wire and the zero wire are respectively connected with an input port and an output port, a circuit breaking mechanism is connected in series on the live wire, and a voltage transformation module is connected in parallel on the live wire and the zero wire at the rear side of the circuit breaking mechanism; the circuit breaking mechanism comprises an insulating sleeve and a piston device arranged in the insulating sleeve, wherein a ferromagnetic conducting plate is fixed at the bottom of the piston device, and the bottom of the insulating sleeve is sealed; the bottom of the insulating sleeve is fixedly provided with an electromagnet, non-magnetic conductive sheets A and B which are not contacted with each other are respectively arranged on the two sides of the upper part of the electromagnet at the same horizontal height, and binding posts of the electromagnet are respectively connected to the voltage transformation module.
2. The novel manual-automatic control low-voltage circuit breaker according to claim 1, characterized in that: the piston device comprises a piston, a pressure lever and a handle, wherein two ends of the pressure lever are respectively connected with the piston and the handle.
3. The novel manual-automatic control low-voltage circuit breaker according to claim 2, characterized in that: the compression bar is circular, and a limiting hole matched with the outer diameter of the compression bar is formed in the top of the insulating sleeve.
4. The novel manual-automatic control low-voltage circuit breaker according to claim 1, characterized in that: and inert gas is sealed between the insulating sleeve and the piston device.
5. The novel manual-automatic control low-voltage circuit breaker according to claim 4, wherein: the inert gas adopts nitrogen.
6. The novel manual-automatic control low-voltage circuit breaker according to claim 1, characterized in that: the voltage transformation module adopts 220V or 380V input voltage and 6V or 12V output voltage.
7. The novel manual-automatic control low-voltage circuit breaker according to claim 1, characterized in that: the non-magnetic conductive sheet A and the non-magnetic conductive sheet B are semicircular components.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320420354.6U CN219716786U (en) | 2023-03-08 | 2023-03-08 | Novel manual-automatic integrated control low-voltage circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320420354.6U CN219716786U (en) | 2023-03-08 | 2023-03-08 | Novel manual-automatic integrated control low-voltage circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219716786U true CN219716786U (en) | 2023-09-19 |
Family
ID=87981179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320420354.6U Active CN219716786U (en) | 2023-03-08 | 2023-03-08 | Novel manual-automatic integrated control low-voltage circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219716786U (en) |
-
2023
- 2023-03-08 CN CN202320420354.6U patent/CN219716786U/en active Active
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