CN209804540U - Indoor solid-sealed vacuum circuit breaker - Google Patents
Indoor solid-sealed vacuum circuit breaker Download PDFInfo
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- CN209804540U CN209804540U CN201921112095.0U CN201921112095U CN209804540U CN 209804540 U CN209804540 U CN 209804540U CN 201921112095 U CN201921112095 U CN 201921112095U CN 209804540 U CN209804540 U CN 209804540U
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Abstract
The utility model discloses an indoor solid vacuum circuit breaker that seals, including big panel, vacuum interrupter, combined floodgate extension spring subassembly, connection turning arm, separating brake extension spring subassembly, ground contact, valve deflector, frame, the front end surface of big panel is provided with the observation window, the below that the front end of big panel is close to the observation window is provided with the handle, the inside below that is close to the handle of the front end of big panel is provided with the aviation socket, the lower extreme of big panel is provided with advancing mechanism, advancing mechanism's lower extreme is provided with down the front cover, the front end of front cover is provided with manual combined floodgate button down, the below that the front end of front cover is close to manual combined floodgate button down is provided with the energy storage sign. Indoor solid vacuum circuit breaker that seals, overall structure is simple reasonable, has improved insulating properties, furthest improves the anti cold and hot impact property of product, improves the life of circuit breaker.
Description
Technical Field
The utility model relates to a circuit breaker field, in particular to indoor solid vacuum circuit breaker that seals.
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 within a prescribed time, and is divided into a high-voltage circuit breaker and a low-voltage circuit breaker according to its use range, the circuit breaker can be used to distribute electric energy, an asynchronous motor is not frequently started, the power circuit and the motor are protected, when the power circuit and the motor have serious overload or short circuit, undervoltage and other faults, the circuit can be automatically cut off, the function of the breaker is equivalent to the combination of a fuse type switch, an over-under-heat relay and the like, and parts do not need to be changed after fault current is cut off, so that the breaker is widely applied at present, and the breaker can be used for generating, conveying and using electricity, the power distribution is an extremely important link, a power distribution system comprises a transformer and various high-low voltage electrical equipment, and a low-voltage circuit breaker is an electrical appliance with large use amount; the existing circuit breaker has some defects, firstly, the whole structure of the circuit breaker is unreasonable, the occupied space is large, secondly, the cold and hot impact resistance of the circuit breaker is poor, and in order to solve the problems, the indoor fixed vacuum circuit breaker is provided.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides indoor solid vacuum circuit breaker that seals can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
An indoor solid-sealed vacuum circuit breaker comprises a large panel, a vacuum arc extinguish chamber, a closing tension spring assembly, a connecting crank arm, a breaking tension spring assembly, a grounding contact, a valve guide plate and a frame, wherein an observation window is arranged on the outer surface of the front end of the large panel, a handle is arranged below the front end of the large panel close to the observation window, an aviation socket is arranged below the front end of the large panel close to the handle, a propelling mechanism is arranged at the lower end of the large panel, a lower cover is arranged at the lower end of the propelling mechanism, a manual closing button is arranged at the front end of the lower cover, an energy storage indication plate is arranged below the front end of the lower cover close to the manual closing button, a manual closing operation hole is arranged on one side of the front end of the lower cover close to the manual closing button, a counter is arranged below the front end of the lower cover close to the manual closing operation hole, and an indication plate is arranged below the counter, be provided with manual energy storage handle hole down between front end energy storage sign, the deciliter sign of front cover, vacuum interrupter's inside lower extreme is provided with the wire clamp, the lower extreme that the wire pressed from both sides is provided with the connecting rod, the lower extreme of connecting rod is provided with insulating pull rod, the lower extreme of insulating pull rod is provided with the screw rod, the front end of the one end screw rod of frame is provided with the drive connecting lever, vacuum interrupter's upper end is provided with the conducting block, the rear end of going up the conducting block is provided with touches the arm, the rear end that touches the arm is provided with the plum blossom contact.
Preferably, the rear end surface of observation window and the front end surface fixed connection of big panel, the quantity of observation window is two sets of, and the observation window is about the central line axial symmetry of big panel, the rear end surface of handle and the front end surface fixed connection of big panel, advancing mechanism's upper end surface and the lower extreme surface fixed connection of big panel, manual combined floodgate handle hole and lower cover fixed connection, and the upper end surface of lower cover and advancing mechanism's lower extreme surface fixed connection.
Preferably, manual combined floodgate button and lower front cover fixed connection, the energy storage sign and lower front cover fixed connection, the lower extreme of frame is provided with the wheel, wheel and frame fixed connection, vacuum interrupter's the outside is provided with the insulating cylinder.
Preferably, manual energy storage handle hole, deciliter sign, counter all with lower front cover fixed connection, the front end surface of frame and the rear end surface fixed connection of lower front cover.
Preferably, the outer surface of the front end of the tulip contact is fixedly connected with the outer surface of the rear end of the vacuum arc-extinguishing chamber, the outer surface of the front end of the contact arm is fixedly connected with the outer surface of the rear end of the upper conductive block, and the lower end of the upper conductive block is fixedly connected with the upper end of the vacuum arc-extinguishing chamber.
Preferably, the wire presss from both sides and vacuum interrupter fixed connection, the upper end of connecting rod and the lower extreme fixed connection that the wire pressed from both sides, the upper end of insulating pull rod and the lower extreme fixed connection of connecting rod, the upper end of screw rod and the lower extreme fixed connection of insulating pull rod, drive connecting lever and screw rod fixed connection, closing spring subassembly, separating brake spring subassembly, ground contact, valve deflector all with frame fixed connection, vacuum interrupter's surface is provided with the silicon rubber buffer layer.
Compared with the prior art, the utility model discloses following beneficial effect has: this indoor solid vacuum circuit breaker that seals, through adopting integration and modular design, overall structure is simple reasonable, arranges from top to bottom in the adoption, and vacuum interrupter arranges in the insulating cylinder, has improved insulating properties to the overall dimension who has reduced, vacuum interrupter wraps high mechanical properties, high pressure resistant silicon rubber buffer layer outward, with the reduction stress, furthest improves the cold and hot impact resistance ability of product, improves the life of circuit breaker, and the effect of using is better for traditional mode.
drawings
Fig. 1 is a schematic view of the overall structure of the indoor fixed-sealed vacuum circuit breaker of the present invention;
Fig. 2 is a front view of the indoor fixed vacuum circuit breaker of the present invention;
Fig. 3 is a side view of the indoor fixed vacuum circuit breaker of the present invention;
Fig. 4 is another side view of the indoor fixed vacuum circuit breaker of the present invention.
In the figure: 1. an observation window; 2. a handle; 3. an aviation socket; 4. a propulsion mechanism; 5. a cover is arranged; 6. a wheel; 7. a manual closing button; 8. an energy storage indication board; 9. a manual energy storage operation hole; 10. opening and closing the indicating plate; 11. a counter; 12. a manual closing operation hole; 13. a tulip contact; 14. a contact arm; 15. an upper conductive block; 16. a vacuum arc-extinguishing chamber; 17. a large panel; 18. A wire clamp; 19. a connecting rod; 20. an insulating pull rod; 21. a screw; 22. driving the crank arm; 23. A closing tension spring assembly; 24. connecting a crank arm; 25. a brake separating tension spring assembly; 26. a ground contact; 27. a valve guide plate; 28. a frame.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1-4, the indoor solid-sealed vacuum circuit breaker includes a large panel 17, a vacuum arc-extinguishing chamber 16, a closing tension spring assembly 23, a connecting crank arm 24, a breaking tension spring assembly 25, a grounding contact 26, a valve guide plate 27, and a frame 28, wherein an observation window 1 is provided on the outer surface of the front end of the large panel 17, a handle 2 is provided below the front end of the large panel 17 near the observation window 1, an aviation socket 3 is provided below the front end of the large panel 17 near the handle 2, a propulsion mechanism 4 is provided at the lower end of the large panel 17, a lower cover 5 is provided at the lower end of the propulsion mechanism 4, a manual closing button 7 is provided at the front end of the lower cover 5, an energy storage indication board 8 is provided below the manual closing button 7, a manual closing operation hole 12 is provided at one side of the front end of the lower cover 5 near the manual closing button 7, a counter 11 is provided below the front end of the lower cover 5 near the manual closing operation hole 12, the below that the front end of lower front cover 5 is close to counter 11 is provided with deciliter sign 10, the front end energy storage sign 8 of lower front cover 5, be provided with manual energy storage handle hole 9 between the deciliter sign 10, the inside lower extreme of vacuum interrupter 16 is provided with wire clamp 18, the lower extreme of wire clamp 18 is provided with connecting rod 19, the lower extreme of connecting rod 19 is provided with insulating pull rod 20, the lower extreme of insulating pull rod 20 is provided with screw rod 21, the front end of the one end screw rod 21 of frame 28 is provided with drive connecting lever 22, the upper end of vacuum interrupter 16 is provided with conducting block 15, the rear end of going up conducting block 15 is provided with feeler lever 14, feeler lever 14's rear end is provided with plum blossom contact 13.
The rear end outer surface of the observation window 1 is fixedly connected with the front end outer surface of the large panel 17, the number of the observation windows 1 is two, the observation windows 1 are axisymmetric about the central line of the large panel 17, the rear end outer surface of the handle 2 is fixedly connected with the front end outer surface of the large panel 17, the upper end outer surface of the propelling mechanism 4 is fixedly connected with the lower end outer surface of the large panel 17, the manual closing operation hole 12 is fixedly connected with the lower cover 5, and the upper end outer surface of the lower cover 5 is fixedly connected with the lower end outer surface of the propelling mechanism 4; the manual closing button 7 is fixedly connected with the lower cover 5, the energy storage indication board 8 is fixedly connected with the lower cover 5, the lower end of the frame 28 is provided with a wheel 6, the wheel 6 is fixedly connected with the frame 28, and the outer side of the vacuum arc-extinguishing chamber 16 is provided with an insulating cylinder; the manual energy storage operation hole 9, the split-combination indicator board 10 and the counter 11 are fixedly connected with the lower cover 5, and the outer surface of the front end of the frame 28 is fixedly connected with the outer surface of the rear end of the lower cover 5; the outer surface of the front end of the tulip contact 13 is fixedly connected with the outer surface of the rear end of the vacuum arc-extinguishing chamber 16, the outer surface of the front end of the contact arm 14 is fixedly connected with the outer surface of the rear end of the upper conductive block 15, and the lower end of the upper conductive block 15 is fixedly connected with the upper end of the vacuum arc-extinguishing chamber 16; the wire clamp 18 is fixedly connected with the vacuum arc-extinguishing chamber 16, the upper end of the connecting rod 19 is fixedly connected with the lower end of the wire clamp 18, the upper end of the insulating pull rod 20 is fixedly connected with the lower end of the connecting rod 19, the upper end of the screw rod 21 is fixedly connected with the lower end of the insulating pull rod 20, the driving crank arm 22 is fixedly connected with the screw rod 21, the closing tension spring assembly 23, the opening tension spring assembly 25, the grounding contact 26 and the valve guide plate 27 are fixedly connected with the frame 28, and the outer surface of the vacuum arc-extinguishing chamber 16 is provided with a silicon rubber buffer layer.
It should be noted that, the utility model relates to an indoor solid-sealed vacuum circuit breaker, the user installs vacuum interrupter 16 in the insulating cylinder, connect with the external circuit through aviation socket 3, fix connecting rod 19 at the lower extreme of vacuum interrupter 16 through wire clamp 18, when the circuit short-circuit, through connecting rod 19 pulling insulation pull rod 20, screw 21 and then drive separating brake extension spring subassembly 25 break away from frame 28, the circuit switch trips instantaneously, through pressing manual closing button 7 can make closing extension spring subassembly 23 pull down, and then can make the circuit close, through touching arm 14, upper conducting block 15 can be electrically conducted, through plum blossom contact 13 can make the circuit breaker reaction more sensitive, through big panel 17, lower cover 5 can form the protection to the circuit breaker internals, through handle 2 can stimulate the circuit breaker, make it move under the effect of wheel 6, surpass traditional circuit breaker in the use prospect, is relatively practical.
the basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. indoor solid vacuum circuit breaker that seals, including big panel (17), vacuum interrupter (16), switching-on extension spring subassembly (23), connection turning arm (24), separating brake extension spring subassembly (25), ground contact (26), valve deflector (27), frame (28), its characterized in that: an observation window (1) is arranged on the outer surface of the front end of the large panel (17), a handle (2) is arranged below the front end of the large panel (17) close to the observation window (1), an aviation socket (3) is arranged below the front end of the large panel (17) close to the handle (2), a propelling mechanism (4) is arranged at the lower end of the large panel (17), a lower cover (5) is arranged at the lower end of the propelling mechanism (4), a manual closing button (7) is arranged at the front end of the lower cover (5), an energy storage indicator (8) is arranged below the front end of the lower cover (5) close to the manual closing button (7), a manual closing operation hole (12) is arranged on one side of the front end of the lower cover (5) close to the manual closing button (7), a counter (11) is arranged below the front end of the lower cover (5) close to the manual closing operation hole (12), a split-combination indicator board (10) is arranged at the front end of the lower cover (5) and below the counter (11), a manual energy storage operation hole (9) is arranged between the energy storage indicating plate (8) at the front end of the lower cover (5) and the opening and closing indicating plate (10), the lower end of the interior of the vacuum arc extinguish chamber (16) is provided with a wire clamp (18), the lower end of the wire clamp (18) is provided with a connecting rod (19), the lower end of the connecting rod (19) is provided with an insulating pull rod (20), the lower end of the insulating pull rod (20) is provided with a screw rod (21), a driving crank arm (22) is arranged at the front end of a screw rod (21) at one end of the frame (28), the upper end of vacuum interrupter (16) is provided with conducting block (15), the rear end of going up conducting block (15) is provided with touches arm (14), the rear end that touches arm (14) is provided with plum blossom contact (13).
2. The indoor solid sealed vacuum circuit breaker according to claim 1, characterized in that: the rear end surface of observation window (1) and the front end surface fixed connection of big panel (17), the quantity of observation window (1) is two sets of, and center line axis symmetry about big panel (17) of observation window (1), the rear end surface of handle (2) and the front end surface fixed connection of big panel (17), the upper end surface of advancing mechanism (4) and the lower extreme surface fixed connection of big panel (17), manual combined floodgate handle hole (12) and lower front cover (5) fixed connection, and the upper end surface of lower front cover (5) and the lower extreme surface fixed connection of advancing mechanism (4).
3. The indoor solid sealed vacuum circuit breaker according to claim 1, characterized in that: manual closing button (7) and lower front cover (5) fixed connection, energy storage sign (8) and lower front cover (5) fixed connection, the lower extreme of frame (28) is provided with wheel (6), wheel (6) and frame (28) fixed connection, the outside of vacuum interrupter (16) is provided with the insulating cylinder.
4. The indoor solid sealed vacuum circuit breaker according to claim 1, characterized in that: manual energy storage handle hole (9), deciliter sign (10), counter (11) all with lower front cover (5) fixed connection, the front end surface of frame (28) and the rear end surface fixed connection of lower front cover (5).
5. The indoor solid sealed vacuum circuit breaker according to claim 1, characterized in that: the utility model discloses a vacuum interrupter, including plum blossom contact (13), the front end surface of contact arm (14) and the rear end fixed surface of last conducting block (15), the front end surface of plum blossom contact (13) and the rear end fixed surface of vacuum interrupter (16) are connected, the front end surface of contact arm (14) and the rear end fixed surface of last conducting block (15) are connected, the lower extreme of going up conducting block (15) and the upper end fixed connection of vacuum interrupter (16).
6. The indoor solid sealed vacuum circuit breaker according to claim 1, characterized in that: the utility model discloses a lead wire insulation pull rod, including wire clamp (18), connecting rod (19), drive connecting lever (22) and screw rod (21), closing extension spring subassembly (23), separating brake extension spring subassembly (25), ground contact (26), valve deflector (27) all with frame (28) fixed connection, the surface of vacuum interrupter (16) is provided with the silicon rubber buffer layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921112095.0U CN209804540U (en) | 2019-07-16 | 2019-07-16 | Indoor solid-sealed vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921112095.0U CN209804540U (en) | 2019-07-16 | 2019-07-16 | Indoor solid-sealed vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209804540U true CN209804540U (en) | 2019-12-17 |
Family
ID=68817912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921112095.0U Active CN209804540U (en) | 2019-07-16 | 2019-07-16 | Indoor solid-sealed vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209804540U (en) |
-
2019
- 2019-07-16 CN CN201921112095.0U patent/CN209804540U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zheng Yueshuang Inventor after: Wang Shaohua Inventor before: Wang Shaohua |