CN114334567A - Intelligent permanent magnet circuit breaking and box closing device capable of rapidly switching off coil current - Google Patents
Intelligent permanent magnet circuit breaking and box closing device capable of rapidly switching off coil current Download PDFInfo
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- CN114334567A CN114334567A CN202111491847.0A CN202111491847A CN114334567A CN 114334567 A CN114334567 A CN 114334567A CN 202111491847 A CN202111491847 A CN 202111491847A CN 114334567 A CN114334567 A CN 114334567A
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Abstract
The invention provides an intelligent permanent magnet circuit breaking and box closing device capable of quickly cutting off coil current, which comprises a shell, wherein a circuit on-off mechanism is movably connected in the shell, the circuit on-off mechanism comprises a contact component for switching on and off the coil current and a protection component for abnormally switching off the circuit current, the contact component is movably connected in the shell, and the protection component is movably connected in the shell; the connecting rod is driven to rotate through the operating rod, the connecting rod rotates to enable the closing plate to be conveniently connected with the power panel in an on-off mode, efficient and quick on-off of coil current is achieved, meanwhile, the magnetic ring enables the connecting rod to rotate under the same magnetic field mutual repulsion force generated by the magnetic ring, and the closing plate is automatically disconnected under the abnormal condition of the power panel circuit due to the rotation of the connecting rod.
Description
Technical Field
The invention relates to the technical field of coil current control, in particular to an intelligent permanent magnet circuit breaking and box closing device capable of quickly switching off coil current.
Background
The circuit breaker is a switching device capable of closing, bearing and breaking current under normal loop conditions and closing, bearing and breaking current under abnormal loop conditions within a specified time, and is divided into a high-voltage circuit breaker and a low-voltage circuit breaker according to the using range of the circuit breaker, the dividing of high and low voltage boundary lines is fuzzy, the circuit breaker is generally called as a high-voltage electrical appliance with the voltage of more than 3kV, the circuit breaker can control the on and off of the current of circuit electrical equipment, for example, a coil which is an important circuit control device is widely applied to circuit control and electrical equipment, but the existing circuit breaker for controlling the coil cannot realize quick sensing under the abnormal condition of the current of the coil circuit, and meanwhile, the circuit breaker for quickly protecting the energized circuit of the coil is quickly disconnected, so that the service life of the coil is greatly shortened, and the reliability of the coil is also reduced.
Disclosure of Invention
In order to solve the problems that the conventional circuit breaker for controlling the coil cannot realize quick sensing under the condition of abnormal current of the coil circuit, and quickly breaks and protects the coil electrified circuit, the service life of the coil is greatly shortened, the reliability of the coil is also reduced, and the purposes of quick on-off, convenient operation, abnormal detection and disconnection protection are realized, the invention adopts the following technical scheme: the utility model provides a but intelligence permanent magnetism of quick turn-off coil current closes casket device that opens circuit, includes the shell, the inside swing joint of shell has circuit on-off mechanism, circuit on-off mechanism is including the contact assembly who is used for coil current break-make, the protection subassembly that is used for the unusual disconnection of circuit current, contact assembly swing joint is in the inside of shell, protection subassembly swing joint is in the inside of shell.
Further, the contact assembly includes power strip, draw-in groove, slide rail, slide, closure plate, action bars, connecting rod, the inboard fixedly connected with power strip of shell, the draw-in groove has been seted up on the surface of power strip, the inside fixedly connected with slide rail of shell, the inboard sliding connection of slide rail has the slide, the outside fixedly connected with closure plate of slide, the inboard swing joint of shell has the action bars, the outside swing joint of action bars has the connecting rod.
Furthermore, the protection assembly comprises a magnetic ring, a fixing plate, a rotating plate, a first connecting rod, a magnetic ring, an iron plate and a second connecting rod, the magnetic ring is fixedly connected inside the shell, the fixing plate is fixedly connected inside the shell, the rotating plate is movably connected on the inner side of the fixing plate, the first connecting rod is fixedly connected outside the rotating plate, the magnetic ring is fixedly connected outside the first connecting rod, the iron plate is fixedly connected outside the magnetic ring, and the second connecting rod is fixedly connected outside the first connecting rod.
Further, the inside swing joint of shell has the unusual current detection mechanism of perception electric current, and current detection mechanism includes installation shell, linkage plate, spring, slide bar, movable plate, circular telegram contact, the inside fixedly connected with installation shell of shell, the inside fixedly connected with linkage plate of installation shell, the outside fixedly connected with spring of linkage plate, the inside fixedly connected with slide bar of installation shell, the outside sliding connection of slide bar has the movable plate, the outside fixedly connected with circular telegram contact of slide bar.
Furthermore, a matching opening is formed in the surface of the shell, and a circuit board is fixedly connected to the outside of the shell.
Furthermore, the contact part of the power panel and the shell adopts an insulation design, the clamping groove corresponds to the position of the closing plate and is matched with the closing plate in specification, the operating rod corresponds to the position of the matching opening and is matched with the matching opening in specification, two ends of the connecting rod are respectively movably connected to the outer part of the operating rod and the outer part of the sliding plate, the magnetic ring corresponds to the position of the iron plate and is matched with the iron plate in specification, the magnetic field polarity generated by the magnetic ring and the magnetic ring is the same, and two ends of the connecting rod II are respectively movably connected to the outer part of the connecting rod I and the outer part of the closing plate.
Furthermore, two ends of the spring are respectively and fixedly connected to the outside of the connecting plate and the outside of the moving plate, the moving plate corresponds to the position of the power-on contact and is matched with the power-on contact in specification, and the spring is electrically connected with the power panel.
Furthermore, the closing plate is electrically connected with the circuit board, the electrifying contact is electrically connected with the magnetic ring, the electrifying contact is triggered, the internal circuit of the electrifying contact is changed into a passage from an open circuit, and then the magnetic ring is electrified.
The invention provides an intelligent permanent magnet circuit breaking and box closing device capable of quickly switching off coil current. The method has the following beneficial effects:
1. this but intelligence permanent magnetism of turn-off coil current fast opens circuit and closes casket device drives the connecting rod through the action bars and rotates, and the connecting rod rotates and makes the convenient and power strip break-make of closing board, and then realizes the high-efficient quick break-make of coil current, and the magnetic ring makes a connecting rod rotate under the same magnetic field mutual repulsion force of production of magnetic ring simultaneously, and a connecting rod rotates and makes the closing board automatic disconnection under the power strip circuit abnormal conditions, has improved the security and the life of coil circuit current.
2. According to the intelligent permanent magnet circuit breaking and box closing device capable of rapidly shutting off the coil current, the current in the power panel is abnormally increased, the spring contracts to enable the movable plate to slide outside the sliding rod, the movable plate slides to be in contact with the energized contact, automatic abnormal detection is further achieved when the current in the power panel is abnormally increased, and the intelligence and the reliability of the on-off of the coil circuit are improved.
Drawings
FIG. 1 is a schematic view of the present invention with a partial cross-sectional view of the inside thereof;
FIG. 2 is a schematic diagram of the internal side view of the present invention;
FIG. 3 is a schematic view of the connection structure of the circuit on-off mechanism of the present invention;
FIG. 4 is a schematic view of the structure of FIG. 3 at A according to the present invention;
FIG. 5 is a schematic view of the structure of FIG. 3 at B according to the present invention;
FIG. 6 is a schematic view of a connection structure of the current detection mechanism according to the present invention.
In the figure: 1. a housing; 2. a circuit on-off mechanism; 21. a contact assembly; 211. a power panel; 212. a card slot; 213. a slide rail; 214. a slide plate; 215. a closing plate; 216. an operating lever; 217. a connecting rod; 22. a protection component; 221. a magnetic ring; 222. a fixing plate; 223. rotating the plate; 224. a first connecting rod; 225. a magnetic coil; 226. an iron plate; 227. a second connecting rod; 3. a current detection mechanism; 301. mounting a shell; 302. a connector tile; 303. a spring; 304. a slide bar; 305. moving the plate; 306. a power-on contact; 4. a mating port; 5. a circuit board.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the intelligent permanent magnet circuit breaking and box closing device capable of rapidly switching off the coil current is as follows:
the first embodiment is as follows:
referring to fig. 1 to 5, an intelligent permanent magnet circuit breaking and box closing device capable of rapidly shutting off a coil current includes a housing 1, a circuit on-off mechanism 2 is movably connected inside the housing 1, the circuit on-off mechanism 2 includes a contact component 21 for switching on and off the coil current and a protection component 22 for abnormally switching off the circuit current, the contact component 21 is movably connected inside the housing 1, and the protection component 22 is movably connected inside the housing 1.
The contact assembly 21 comprises a power panel 211, a clamping groove 212, a sliding rail 213, a sliding plate 214, a closing plate 215, an operating rod 216 and a connecting rod 217, the power panel 211 is fixedly connected to the inner side of the shell 1, the clamping groove 212 is formed in the surface of the power panel 211, the sliding rail 213 is fixedly connected to the inner side of the shell 1, the sliding plate 214 is slidably connected to the inner side of the sliding rail 213, the closing plate 215 is fixedly connected to the outer side of the sliding plate 214, the operating rod 216 is movably connected to the inner side of the shell 1, and the connecting rod 217 is movably connected to the outer side of the operating rod 216.
The protection component 22 comprises a magnetic ring 221, a fixed plate 222, a rotating plate 223, a first connecting rod 224, a magnetic ring 225, an iron plate 226 and a second connecting rod 227, the magnetic ring 221 is fixedly connected inside the shell 1, the fixed plate 222 is fixedly connected inside the shell 1, the rotating plate 223 is movably connected on the inner side of the fixed plate 222, the first connecting rod 224 is fixedly connected on the outer side of the rotating plate 223, the magnetic ring 225 is fixedly connected on the outer side of the first connecting rod 224, the iron plate 226 is fixedly connected on the outer side of the magnetic ring 225, and the second connecting rod 227 is fixedly connected on the outer side of the first connecting rod 224.
The contact part of the power supply board 211 and the shell 1 is designed in an insulating mode, the position of the clamping groove 212 corresponds to that of the closing plate 215 and is matched with the specification of the closing plate 215, the position of the operating rod 216 corresponds to that of the matching port 4 and is matched with the specification of the matching port, two ends of the connecting rod 217 are movably connected to the outside of the operating rod 216 and the outside of the sliding plate 214 respectively, the position of the magnetic ring 221 corresponds to that of the iron plate 226 and is matched with the specification of the iron plate 226, the magnetic field polarity generated by the magnetic ring 225 and the magnetic ring 221 is the same, and two ends of the connecting rod 227 are movably connected to the outside of the connecting rod one 224 and the outside of the closing plate 215 respectively.
Example two:
referring to fig. 1 and 6, an intelligent permanent magnet circuit breaking and box closing device capable of rapidly shutting off a coil current includes a housing 1, a circuit on-off mechanism 2 is movably connected inside the housing 1, the circuit on-off mechanism 2 includes a contact component 21 for switching on and off the coil current and a protection component 22 for abnormal disconnection of the circuit current, the contact component 21 is movably connected inside the housing 1, and the protection component 22 is movably connected inside the housing 1.
The current detection mechanism 3 for sensing current abnormity is movably connected inside the shell 1, the current detection mechanism 3 comprises a mounting shell 301, a connecting plate 302, a spring 303, a sliding rod 304, a moving plate 305 and an electrifying contact 306, the mounting shell 301 is fixedly connected inside the shell 1, the connecting plate 302 is fixedly connected inside the mounting shell 301, the spring 303 is fixedly connected outside the connecting plate 302, the sliding rod 304 is fixedly connected inside the mounting shell 301, the moving plate 305 is slidably connected outside the sliding rod 304, and the electrifying contact 306 is fixedly connected outside the sliding rod 304.
Two ends of the spring 303 are respectively and fixedly connected with the outer part of the connecting plate 302 and the outer part of the moving plate 305, the position of the moving plate 305 corresponds to the position of the electrifying contact 306 and is matched with the specification, and the spring 303 is electrically connected with the power supply plate 211.
Example three:
referring to fig. 1 to 6, an intelligent permanent magnet circuit breaking and box closing device capable of rapidly shutting off a coil current includes a housing 1, a circuit on-off mechanism 2 is movably connected inside the housing 1, the circuit on-off mechanism 2 includes a contact component 21 for switching on and off the coil current and a protection component 22 for abnormally switching off the circuit current, the contact component 21 is movably connected inside the housing 1, and the protection component 22 is movably connected inside the housing 1.
The contact assembly 21 comprises a power panel 211, a clamping groove 212, a sliding rail 213, a sliding plate 214, a closing plate 215, an operating rod 216 and a connecting rod 217, the power panel 211 is fixedly connected to the inner side of the shell 1, the clamping groove 212 is formed in the surface of the power panel 211, the sliding rail 213 is fixedly connected to the inner side of the shell 1, the sliding plate 214 is slidably connected to the inner side of the sliding rail 213, the closing plate 215 is fixedly connected to the outer side of the sliding plate 214, the operating rod 216 is movably connected to the inner side of the shell 1, and the connecting rod 217 is movably connected to the outer side of the operating rod 216.
The protection component 22 comprises a magnetic ring 221, a fixed plate 222, a rotating plate 223, a first connecting rod 224, a magnetic ring 225, an iron plate 226 and a second connecting rod 227, the magnetic ring 221 is fixedly connected inside the shell 1, the fixed plate 222 is fixedly connected inside the shell 1, the rotating plate 223 is movably connected on the inner side of the fixed plate 222, the first connecting rod 224 is fixedly connected on the outer side of the rotating plate 223, the magnetic ring 225 is fixedly connected on the outer side of the first connecting rod 224, the iron plate 226 is fixedly connected on the outer side of the magnetic ring 225, and the second connecting rod 227 is fixedly connected on the outer side of the first connecting rod 224.
The current detection mechanism 3 for sensing current abnormity is movably connected inside the shell 1, the current detection mechanism 3 comprises a mounting shell 301, a connecting plate 302, a spring 303, a sliding rod 304, a moving plate 305 and an electrifying contact 306, the mounting shell 301 is fixedly connected inside the shell 1, the connecting plate 302 is fixedly connected inside the mounting shell 301, the spring 303 is fixedly connected outside the connecting plate 302, the sliding rod 304 is fixedly connected inside the mounting shell 301, the moving plate 305 is slidably connected outside the sliding rod 304, and the electrifying contact 306 is fixedly connected outside the sliding rod 304.
The surface of the shell 1 is provided with a matching port 4, and the outside of the shell 1 is fixedly connected with a circuit board 5.
The contact part of the power supply board 211 and the shell 1 is designed in an insulating mode, the position of the clamping groove 212 corresponds to that of the closing plate 215 and is matched with the specification of the closing plate 215, the position of the operating rod 216 corresponds to that of the matching port 4 and is matched with the specification of the matching port, two ends of the connecting rod 217 are movably connected to the outside of the operating rod 216 and the outside of the sliding plate 214 respectively, the position of the magnetic ring 221 corresponds to that of the iron plate 226 and is matched with the specification of the iron plate 226, the magnetic field polarity generated by the magnetic ring 225 and the magnetic ring 221 is the same, and two ends of the connecting rod 227 are movably connected to the outside of the connecting rod one 224 and the outside of the closing plate 215 respectively.
Two ends of the spring 303 are respectively and fixedly connected with the outer part of the connecting plate 302 and the outer part of the moving plate 305, the position of the moving plate 305 corresponds to the position of the electrifying contact 306 and is matched with the specification, and the spring 303 is electrically connected with the power supply plate 211.
The closing plate 215 is electrically connected to the circuit board 5, the energizing contact 306 is electrically connected to the magnetic coil 225, the energizing contact 306 is activated, and the internal circuit is changed from open circuit to closed circuit, so that the magnetic coil 225 is energized.
When the magnetic ring is used, a user manually pushes the operating rod 216 to enable the connecting rod 217 to rotate, the connecting rod 217 rotates to drive the sliding plate 214 to slide on the inner side of the sliding rail 213, the sliding plate 214 slides to drive the closing plate 215 to move, the closing plate 215 moves until the closing plate 215 contacts with the clamping groove 212 on the surface of the power supply plate 211, current in the power supply plate 211 is conducted to the circuit board 5 through the closing plate 215 to be supplied to a coil for use, meanwhile, the closing plate 215 moves to enable the connecting rod II 227 to rotate, the connecting rod II 227 rotates to drive the connecting rod I224 to rotate, the connecting rod I224 rotates to drive the rotating plate 223 to rotate on the inner side of the fixing plate 222, the connecting rod I224 rotates to drive the magnetic ring 225 to rotate, the magnetic ring 225 rotates to drive the iron plate 226 to rotate to be close to the magnetic ring 221, and is attracted by magnetic force in the magnetic field of the magnetic ring 221 and the connecting rod I224 is fastened.
The current in the power supply board 211 is introduced into the spring 303 to generate an electromagnetic field, the body of the spring 303 contracts under the action of magnetic attraction, the spring 303 contracts to drive the moving plate 305 to slide outside the sliding rod 304, when the current in the power supply board 211 is abnormally increased, the abnormal contraction degree of the current in the spring 303 is increased, the moving plate 305 slides until the moving plate is contacted with the energized contact 306, the magnetic ring 225 is energized to generate a magnetic field which is the same as that of the magnetic ring 221, the connecting rod I224 rotates anticlockwise under the action of repulsion force of the magnetic ring 225 and the magnetic ring 221, the connecting rod I224 rotates to drive the connecting rod II 227 to rotate, the connecting rod II 227 rotates to drive the closing plate 215 to move, the closing plate 215 moves to be separated from the power supply board 211, the energization of the inside of the coil is stopped, and the operating rod 216 rotates to return to the initial position.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a but intelligence permanent magnetism of quick turn-off coil current closes casket device that opens circuit, includes shell (1), its characterized in that: the novel coil current protection device is characterized in that a circuit on-off mechanism (2) is connected to the inside of the shell (1), the circuit on-off mechanism (2) comprises a contact component (21) used for on-off of coil current and a protection component (22) used for abnormal disconnection of circuit current, the contact component (21) is connected to the inside of the shell (1), and the protection component (22) is connected to the inside of the shell (1).
2. The intelligent permanent magnet circuit breaking and box closing device capable of rapidly switching off the coil current as claimed in claim 1, wherein: contact module (21) includes power strip (211), draw-in groove (212), slide rail (213), slide (214), closure plate (215), action bars (216), connecting rod (217), inboard fixedly connected with power strip (211) of shell (1), draw-in groove (212) have been seted up on the surface of power strip (211), the inside fixedly connected with slide rail (213) of shell (1), the inboard sliding connection of slide rail (213) has slide plate (214), the outside fixedly connected with closure plate (215) of slide plate (214), the inboard swing joint of shell (1) has action bars (216), the outside swing joint of action bars (216) has connecting rod (217).
3. The intelligent permanent magnet circuit breaking and box closing device capable of rapidly switching off the coil current as claimed in claim 2, wherein: the protection component (22) comprises a magnetic ring (221), a fixing plate (222), a rotating plate (223), a first connecting rod (224), a magnetic ring (225), an iron plate (226) and a second connecting rod (227), the inner portion of the shell (1) is fixedly connected with the magnetic ring (221), the inner portion of the shell (1) is fixedly connected with the fixing plate (222), the inner side of the fixing plate (222) is movably connected with the rotating plate (223), the outer portion of the rotating plate (223) is fixedly connected with the first connecting rod (224), the outer portion of the first connecting rod (224) is fixedly connected with the magnetic ring (225), the outer portion of the magnetic ring (225) is fixedly connected with the iron plate (226), and the outer portion of the first connecting rod (224) is fixedly connected with the second connecting rod (227).
4. The intelligent permanent magnet circuit breaking and box closing device capable of rapidly switching off the coil current as claimed in claim 1, wherein: the inside swing joint of shell (1) has current detection mechanism (3), and current detection mechanism (3) are including installation shell (301), link up board (302), spring (303), slide bar (304), movable plate (305), circular telegram contact (306), the inside fixedly connected with installation shell (301) of shell (1), the inside fixedly connected with link up board (302) of installation shell (301), the outside fixedly connected with spring (303) of link up board (302), the inside fixedly connected with slide bar (304) of installation shell (301), the outside sliding connection of slide bar (304) has movable plate (305), the outside fixedly connected with circular telegram contact (306) of slide bar (304).
5. The intelligent permanent magnet circuit breaking and box closing device capable of rapidly switching off the coil current as claimed in claim 1, wherein: the surface of the shell (1) is provided with a matching port (4), and the outside of the shell (1) is fixedly connected with a circuit board (5).
6. The intelligent permanent magnet circuit breaking and box closing device capable of rapidly switching off the coil current as claimed in claim 3, wherein: the power supply board (211) and the shell (1) are in an insulation design, the clamping groove (212) corresponds to the closed board (215) in position and is matched in specification, the operating rod (216) corresponds to the matching port (4) in position and is matched in specification, two ends of the connecting rod (217) are movably connected to the outside of the operating rod (216) and the outside of the sliding plate (214) respectively, the magnetic ring (221) corresponds to the iron plate (226) in position and is matched in specification, the magnetic field generated by the magnetic ring (225) and the magnetic ring (221) is the same in polarity, and two ends of the connecting rod II (227) are movably connected to the outside of the connecting rod I (224) and the outside of the closed board (215) respectively.
7. The intelligent permanent magnet circuit breaking and box closing device capable of rapidly switching off the coil current as claimed in claim 4, wherein: two ends of the spring (303) are respectively and fixedly connected to the outside of the connecting plate (302) and the outside of the moving plate (305), the moving plate (305) corresponds to the position of the electrified contact (306) and is matched with the specification, and the spring (303) is electrically connected with the power panel (211).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111491847.0A CN114334567A (en) | 2021-12-08 | 2021-12-08 | Intelligent permanent magnet circuit breaking and box closing device capable of rapidly switching off coil current |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111491847.0A CN114334567A (en) | 2021-12-08 | 2021-12-08 | Intelligent permanent magnet circuit breaking and box closing device capable of rapidly switching off coil current |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114334567A true CN114334567A (en) | 2022-04-12 |
Family
ID=81051151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111491847.0A Pending CN114334567A (en) | 2021-12-08 | 2021-12-08 | Intelligent permanent magnet circuit breaking and box closing device capable of rapidly switching off coil current |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114334567A (en) |
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2021
- 2021-12-08 CN CN202111491847.0A patent/CN114334567A/en active Pending
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