CN215496596U - Power supply cut-off mechanism for automatic air circuit breaker - Google Patents
Power supply cut-off mechanism for automatic air circuit breaker Download PDFInfo
- Publication number
- CN215496596U CN215496596U CN202121922532.2U CN202121922532U CN215496596U CN 215496596 U CN215496596 U CN 215496596U CN 202121922532 U CN202121922532 U CN 202121922532U CN 215496596 U CN215496596 U CN 215496596U
- Authority
- CN
- China
- Prior art keywords
- arc
- fixedly connected
- circuit breaker
- alarm
- wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Breakers (AREA)
Abstract
The utility model belongs to the technical field of circuit breakers, in particular to a power supply cutting mechanism for an automatic air circuit breaker, which aims at solving the problems that the existing power supply cutting mechanism for the automatic air circuit breaker has complex structure and low sensitivity and does not automatically send out power-off alarm, and provides the following scheme, which comprises a shell, a magnetic coil is fixedly arranged on the inner wall of the shell, a magnetic force pushing lever is arranged in the magnetic coil, the top and the bottom of the shell are respectively and fixedly connected with a second binding post and a first binding post in a penetrating way, the power supply cut-off mechanism for the automatic air circuit breaker has simple structure and high sensitivity, has the function of automatically giving power-off alarm, after the power supply is cut off, the alarm automatically gives an alarm, a user can quickly know that the circuit is powered off and quickly make corresponding maintenance measures, so that the economic loss caused by power failure is avoided.
Description
Technical Field
The utility model relates to the technical field of circuit breakers, in particular to a power supply cut-off mechanism for an automatic air circuit breaker.
Background
The circuit breaker is a switching device capable of closing, carrying, and opening/closing a current under a normal circuit condition and a current under an abnormal circuit condition for a predetermined time. The circuit breakers are divided into high-voltage circuit breakers and low-voltage circuit breakers according to the application range, the high-voltage and low-voltage boundary lines are relatively vague, and the circuit breakers above 3kV are generally called high-voltage electric appliances. The circuit breaker is provided with a power supply interruption mechanism for protecting the circuit from interruption.
The power supply cutting mechanism for the existing automatic air circuit breaker is complex in structure, low in sensitivity and free of the function of automatically giving off a power-off alarm, and after a circuit is powered off, a user cannot quickly know whether the circuit is powered off or not because of circuit problems or power failure, and cannot quickly make corresponding countermeasures.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects that the power supply cut-off mechanism for the automatic air circuit breaker in the prior art has complex structure, low sensitivity and no automatic power-off alarm.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a power supply cutting-off mechanism for an automatic air circuit breaker comprises a shell, wherein a magnetic coil is fixedly arranged on the inner wall of the shell, a magnetic pushing lever is arranged in the magnetic coil, the top and the bottom of the shell are respectively and fixedly connected with a second binding post and a first binding post in a penetrating way, the inner walls on two sides of the shell are rotatably connected with a rotating plate matched with the magnetic pushing lever, the inner walls on two sides of the shell are rotatably connected with a same rotating disc, the rotating disc is fixedly connected with a first arc-shaped plate and a second arc-shaped plate, the first arc-shaped plate is positioned below the second arc-shaped plate, the bottom of the first arc-shaped plate is in abutting clamping with the top of the rotating plate, the top of the second arc-shaped plate is fixedly connected with a second conductive block clamped with the bottom of the second binding post, and one side of the second conductive block is fixedly connected with an insulating rubber block, fixedly connected with sealed lid can be dismantled to one side of casing, be provided with the alarm subassembly of outage alarm on the casing.
Preferably, the bottom of the second conductive block is fixedly connected with the top and the bottom of the magnetic line coil wound with the copper wire through the flexible conductor, and the top of the first binding post is fixedly connected with the bottom of the magnetic line coil wound with the copper wire through the flexible conductor.
Preferably, a first elastic sheet and a second elastic sheet are respectively arranged on the inner wall of one side of the shell, the top of the first elastic sheet is in contact with the bottom of the rotating plate, the bottom of the second elastic sheet is in contact with the top of the second arc-shaped plate, and the second elastic sheet is in an elastic deformation state.
Preferably, the inner walls of the two sides of the shell are rotatably connected with the same D-shaped handle, one side of the D-shaped handle and one side of the first arc-shaped plate are rotatably connected with the same pull rod, a through hole is formed in the sealing cover, and the poke rod of the D-shaped handle extends to the outer side of the sealing cover through the through hole.
Preferably, the alarm subassembly includes casing both sides inner wall fixed connection's same axostylus axostyle, it is equipped with the current conducting plate to rotate the cover on the outer wall of axostylus axostyle, the cover is equipped with the torsional spring on the outer wall of axostylus axostyle, the both ends of torsional spring respectively with current conducting plate one side, axostylus axostyle outer wall fixed connection, the top inner wall and the one side inner wall of casing fixedly connected with siren, first conducting block respectively, current conducting plate and first conducting block pass through wire electric connection, pass through wire electric connection between siren and the first conducting block.
Preferably, the second terminal post is provided with a groove, and the second conductive block is clamped with the groove.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the magnetic field in the magnetic coil is increased, so that the magnetic force is increased, the magnetic force is driven to push the lever to move downwards, the magnetic force pushes the lever to move to extrude the rotating plate to rotate the rotating plate, the rotation of the rotating plate enables the bottom of the first arc-shaped plate and the top of the rotating plate to be released from abutting and clamping, after the clamping of the bottom of the first arc-shaped plate and the top of the rotating plate is released, the second arc-shaped plate rotates clockwise under the elastic restoring force of the second elastic sheet, the rotation of the second arc-shaped plate simultaneously drives the rotating disc and the second conductive block to rotate, the rotation of the second conductive block is released from clamping with the second binding post, so that the power supply is cut off, and the effect of power-off protection is achieved;
2. according to the utility model, the insulating rubber block is driven to rotate by the rotation of the second conductive block, when the insulating rubber block rotates to be in contact with the conductive plate, the conductive plate is driven to rotate by the continuous rotation of the insulating rubber block, when the conductive plate rotates to one side to be in contact with one side of the second binding post, current flows into the alarm through the conductive plate and the first conductive block in sequence, the alarm gives out an alarm sound, at the moment, a user can quickly know that the circuit breaker is cut off due to power failure, so that corresponding maintenance measures can be taken to maintain the circuit at the first time, after the maintenance is completed, the D-shaped handle is pushed upwards to enable the first arc-shaped plate and the rotating plate to be abutted and clamped again, and the second conductive block rotates to be in the groove on the second binding post, so that the circuit is switched on again.
According to the automatic air circuit breaker, the power supply cutting-off mechanism is simple in structure and high in sensitivity, has the function of automatically giving off the power supply alarm, and can automatically give off the alarm after the power supply is cut off, so that a user can quickly know the power supply failure of a circuit and quickly make corresponding maintenance measures, and the economic loss caused by the power failure is avoided.
Drawings
Fig. 1 is a schematic sectional front view of a power shutoff mechanism for an automatic air circuit breaker according to the present invention;
fig. 2 is a schematic side view of a shaft of a power cut-off mechanism for an automatic air circuit breaker according to the present invention;
fig. 3 is a schematic three-dimensional structure of a conductive plate of a power supply cutoff mechanism for an automatic air circuit breaker according to the present invention.
In the figure: 1. a housing; 2. a magnetic coil; 3. the lever is pushed by magnetic force; 4. a rotating plate; 5. a first elastic sheet; 6. a pull rod; 7. a first arc-shaped plate; 8. rotating the disc; 9. a second elastic sheet; 10. a sealing cover; 11. a through hole; 12. an alarm; 13. a first conductive block; 14. a conductive plate; 15. a shaft lever; 16. a first terminal post; 17. a second terminal; 18. a second conductive block; 19. a groove; 20. a second arc-shaped plate; 21. a torsion spring; 22. a D-shaped handle; 23. an insulating rubber block.
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.
Example one
Referring to fig. 1-3, a power supply cutting mechanism for an automatic air circuit breaker comprises a housing 1, a magnetic coil 2 is fixedly arranged on the inner wall of the housing 1, a magnetic pushing lever 3 is arranged in the magnetic coil 2, a second terminal 17 and a first terminal 16 are respectively and fixedly connected to the top and the bottom of the housing 1, rotating plates 4 matched with the magnetic pushing lever 3 for use are rotatably connected to the inner walls of the two sides of the housing 1, a rotating disc 8 is rotatably connected to the inner walls of the two sides of the housing 1, a first arc-shaped plate 7 and a second arc-shaped plate 20 are fixedly connected to the rotating disc 8, the first arc-shaped plate 7 is positioned below the second arc-shaped plate 20, the bottom of the first arc-shaped plate 7 is in butt joint with the top of the rotating plate 4, a second terminal block 18 in butt joint with the bottom of the second terminal 17 is fixedly connected to the top of the second arc-shaped plate 20, an insulating rubber block 23 is fixedly connected to one side of the second conductive block 18, a sealing cover 10 is detachably and fixedly connected to one side of the shell 1, and an alarm component for power failure alarm is arranged on the shell 1.
Example two
Referring to fig. 1-3, a power supply cutting mechanism for an automatic air circuit breaker comprises a housing 1, a magnetic coil 2 is fixedly arranged on the inner wall of the housing 1, a magnetic pushing lever 3 is arranged in the magnetic coil 2, a second terminal 17 and a first terminal 16 are respectively fixedly connected to the top and the bottom of the housing 1 in a penetrating manner, rotating plates 4 matched with the magnetic pushing lever 3 for use are rotatably connected to the inner walls of the two sides of the housing 1, a rotating disc 8 is rotatably connected to the inner walls of the two sides of the housing 1, a first arc-shaped plate 7 and a second arc-shaped plate 20 are fixedly connected to the rotating disc 8, a first elastic sheet 5 and a second elastic sheet 9 are respectively arranged on the inner wall of one side of the housing 1, the top of the first elastic sheet 5 is contacted with the bottom of the rotating plate 4, the bottom of the second elastic sheet 9 is contacted with the top of the second arc-shaped plate 20, the second elastic sheet 9 is in an elastic deformation state, when passing through, the first elastic sheet 5 and the second elastic sheet 9 which are arranged respectively provide restoring force for the rotating plate 4 and the second arc-shaped plate 20, the first arc-shaped plate 7 is positioned below the second arc-shaped plate 20, the bottom of the first arc-shaped plate 7 is abutted to the top of the rotating plate 4 for clamping, the top of the second arc-shaped plate 20 is fixedly connected with a second conductive block 18 which is clamped with the bottom of a second binding post 17, a groove 19 is formed in the second binding post 17, the second conductive block 18 is clamped with the groove 19, the power is switched on by clamping the second conductive block 18 with the groove 19, the contact area of the second conductive block 18 and the second binding post 17 is increased, the bottom of the second conductive block 18 is fixedly connected with the top of the copper wire wound on the magnetic coil 2 through a flexible wire, the top of the first binding post 16 is fixedly connected with the bottom of the copper wire wound on the magnetic coil 2 through the flexible wire, and the second conductive block 18, the second conductive block 20, First terminal 16 and magnetic force coil 2 electric connection get together, one side fixedly connected with insulating rubber piece 23 of second conducting block 18, the sealed lid 10 of fixedly connected with can be dismantled to one side of casing 1, the both sides inner wall of casing 1 rotates and is connected with same D type handle 22, one side of D type handle 22 and one side of first arc 7 rotate and are connected with same pull rod 6, through-hole 11 has been seted up on the sealed lid 10, the poker rod of D type handle 22 extends to the outside of sealed lid 10 through-hole 11, can realize under the normal condition of circuit through stirring D type handle 22, reset the power supply cutting mechanism, be provided with the alarm subassembly of outage alarm on casing 1, the alarm subassembly includes the same axostylus axostyle 15 of casing 1 both sides inner wall fixed connection, it is equipped with current conducting plate 14 to rotate the cover on the outer wall of axostylus axostyle 15, the cover is equipped with torsional spring 21 on the outer wall of axostylus axostyle 15, the both ends of torsional spring 21 respectively with current conducting plate 14 one side, 15 outer wall fixed connection of axostylus axostyle, the top inner wall of casing 1 and one side inner wall be fixedly connected with siren 12, first conducting block 13 respectively, and current conducting plate 14 and first conducting block 13 pass through wire electric connection, pass through wire electric connection between siren 12 and the first conducting block 13, through the siren 12 that sets up, after the circuit cuts off, siren 12 circuit switch-on sends out the police dispatch newspaper for the user is quick knows the reason of outage.
The working principle is as follows: when the automatic air circuit breaker has serious faults of overload, short circuit, undervoltage and the like, the magnetic field in the magnetic coil 2 is increased, so that the magnetic force is increased, the magnetic force is driven to drive the magnetic force to push the lever 3 to move downwards, the magnetic force pushes the rotating plate 4 to enable the rotating plate 4 to rotate, the rotating plate 4 rotates to enable the bottom of the first arc-shaped plate 7 and the top of the rotating plate 4 to be released from abutting clamping, after the bottom of the first arc-shaped plate 7 and the top of the rotating plate 4 are released from clamping, under the elastic restoring force of the second elastic sheet 9, the second arc-shaped plate 20 rotates clockwise, the rotation of the second arc-shaped plate 20 simultaneously drives the rotating disc 8 and the second conductive block 18 to rotate, the rotation of the second conductive block 18 is released from clamping with the second binding post 17, so as to cut off the power supply and achieve the function of power-off protection, the rotation of the rotating disc 8 drives the first arc-shaped plate 7 to rotate, the rotation of the first arc-shaped plate 7 drives the D-shaped handle 22 to rotate through the pull rod 6, the rotation of the second conductive block 18 drives the insulating rubber block 23 to rotate, when the insulating rubber block 23 rotates to be contacted with the conductive plate 14, the continuous rotation of the insulating rubber block 23 drives the conductive plate 14 to rotate, when the conductive plate 14 rotates to one side to be contacted with one side of the second binding post 17, the current flows into the alarm 12 through the conductive plate 14 and the first conductive block 13 in sequence, at the moment, the alarm 12 gives out an alarm sound, at the moment, a user can know that the power is cut off and the circuit breaker is cut off quickly, corresponding maintenance measures can be made to maintain the circuit at the first time, after the maintenance is completed, the D-shaped handle 22 is pushed upwards to enable the first arc-shaped plate 7 and the rotating plate 4 to be abutted and clamped again, and the second conductive block 18 rotates to be in the groove 19 on the second binding post 17, thereby causing the circuit to be re-completed.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a cut-off power supply mechanism that automatic air circuit breaker was used, includes casing (1), its characterized in that, the inner wall of casing (1) is fixed and is provided with magnetic coil (2), be provided with magnetic force in magnetic coil (2) and promote lever (3), the top and the bottom of casing (1) run through fixedly connected with second terminal (17) and first terminal (16) respectively, the both sides inner wall of casing (1) rotates and is connected with same rotor plate (4) that use with magnetic force promotes lever (3), the both sides inner wall of casing (1) rotates and is connected with same rolling disc (8), fixedly connected with first arc (7) and second arc (20) on rolling disc (8), and first arc (7) are located the below of second arc (20), the bottom of first arc (7) and the top block of rotor plate (4) contradict, the top fixedly connected with of second arc (20) and second conducting block (18) of second terminal (17) bottom joint, one side fixedly connected with insulating rubber piece (23) of second conducting block (18), the sealed lid (10) of fixedly connected with can be dismantled to one side of casing (1), be provided with the alarm subassembly of outage alarm on casing (1).
2. The power cut-off mechanism for an automatic air circuit breaker according to claim 1, wherein the bottom of the second conductive block (18) is fixedly connected with the top of the copper wire wound on the magnetic coil (2) through a flexible lead, and the top of the first terminal (16) is fixedly connected with the bottom of the copper wire wound on the magnetic coil (2) through a flexible lead.
3. The power cut-off mechanism for the automatic air circuit breaker according to claim 1, wherein a first elastic sheet (5) and a second elastic sheet (9) are respectively arranged on the inner wall of one side of the housing (1), the top of the first elastic sheet (5) is in contact with the bottom of the rotating plate (4), the bottom of the second elastic sheet (9) is in contact with the top of the second arc-shaped plate (20), and the second elastic sheet (9) is in an elastic deformation state.
4. The power cut-off mechanism for the automatic air circuit breaker according to claim 1, wherein the inner walls of two sides of the housing (1) are rotatably connected with a same D-shaped handle (22), one side of the D-shaped handle (22) and one side of the first arc-shaped plate (7) are rotatably connected with a same pull rod (6), the sealing cover (10) is provided with a through hole (11), and a poke rod of the D-shaped handle (22) extends to the outer side of the sealing cover (10) through the through hole (11).
5. The power supply cutting mechanism for the automatic air circuit breaker is characterized in that the alarm assembly comprises the same shaft lever (15) fixedly connected with the inner walls of two sides of the shell (1), a conductive plate (14) is rotatably sleeved on the outer wall of the shaft lever (15), a torsion spring (21) is sleeved on the outer wall of the shaft lever (15), two ends of the torsion spring (21) are fixedly connected with one side of the conductive plate (14) and the outer wall of the shaft lever (15) respectively, an alarm (12) and a first conductive block (13) are fixedly connected with the inner wall of the top of the shell (1) and the inner wall of one side of the shell respectively, the conductive plate (14) is electrically connected with the first conductive block (13) through a wire, and the alarm (12) is electrically connected with the first conductive block (13) through a wire.
6. The power cut-off mechanism for the automatic air circuit breaker according to claim 1, wherein the second terminal (17) is provided with a groove (19), and the second conductive block (18) is clamped with the groove (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121922532.2U CN215496596U (en) | 2021-08-17 | 2021-08-17 | Power supply cut-off mechanism for automatic air circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121922532.2U CN215496596U (en) | 2021-08-17 | 2021-08-17 | Power supply cut-off mechanism for automatic air circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215496596U true CN215496596U (en) | 2022-01-11 |
Family
ID=79760352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121922532.2U Active CN215496596U (en) | 2021-08-17 | 2021-08-17 | Power supply cut-off mechanism for automatic air circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215496596U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114284116A (en) * | 2022-03-04 | 2022-04-05 | 深圳市恒讯通电子有限公司 | Electric switch based on magnetism protection |
-
2021
- 2021-08-17 CN CN202121922532.2U patent/CN215496596U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114284116A (en) * | 2022-03-04 | 2022-04-05 | 深圳市恒讯通电子有限公司 | Electric switch based on magnetism protection |
| CN114284116B (en) * | 2022-03-04 | 2022-05-03 | 深圳市恒讯通电子有限公司 | Electric switch based on magnetism protection |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102243957B (en) | Moulded case circuit breaker with residual current protection | |
| CN215496596U (en) | Power supply cut-off mechanism for automatic air circuit breaker | |
| CN215869162U (en) | Circuit breaker with short circuit detection is closed | |
| CN214588674U (en) | Residual current operated circuit breaker of multimode electricity-taking | |
| CN209843644U (en) | Moving contact part structure | |
| CN213366509U (en) | Reset control mechanism of air circuit breaker | |
| CN113972105A (en) | Residual current circuit breaker | |
| CN204497163U (en) | A kind of circuit breaker failure tripping indicating device | |
| CN209266325U (en) | A kind of residual current action breaker | |
| CN206610782U (en) | Self-recovering type overvoltage-undervoltage protector | |
| CN219085881U (en) | Breaker mechanism of normal pressure cabinet | |
| CN210805677U (en) | Internet of things breaker | |
| CN212322935U (en) | Take manual separating brake mechanism feed combination switch | |
| CN212084934U (en) | Novel circuit breaker | |
| CN218887054U (en) | Mis-touch prevention interlocking device for isolating switch | |
| CN216698245U (en) | Residual current circuit breaker | |
| CN221101976U (en) | Switching-on/off indicating mechanism of leakage breaker | |
| CN201780900U (en) | Rotary make-and-break mechanism with arc extinguishing function | |
| CN213546243U (en) | Electric operating mechanism | |
| CN218414444U (en) | Breaker opening structure capable of being operated remotely | |
| CN215869226U (en) | Circuit breaker | |
| CN217606056U (en) | Electric leakage test circuit of circuit breaker and circuit breaker | |
| CN220341144U (en) | Electric power distribution circuit breaker convenient to installation | |
| CN216597458U (en) | Three-position electrical indicating device of circuit breaker | |
| CN212648151U (en) | Low-voltage circuit breaker easy to assemble |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |