CN218782944U - High-safety circuit breaker - Google Patents
High-safety circuit breaker Download PDFInfo
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- CN218782944U CN218782944U CN202222668777.8U CN202222668777U CN218782944U CN 218782944 U CN218782944 U CN 218782944U CN 202222668777 U CN202222668777 U CN 202222668777U CN 218782944 U CN218782944 U CN 218782944U
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- circuit breaker
- breaker main
- main part
- heat
- main body
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Abstract
The utility model relates to a circuit breaker field discloses a high safety circuit breaker, including the circuit breaker main part, the entrance hole has been seted up on circuit breaker main part top, first screw hole has been seted up on the terminal surface top before the circuit breaker main part, the wire hole has been seted up to circuit breaker main part bottom, the second screw hole has been seted up to the terminal surface bottom before the circuit breaker main part, the fixed frame that is provided with of circuit breaker main part lateral wall, fixed frame is close to the inside inboard fixed position of circuit breaker main part and is provided with the insulating ceramic chip of cold junction, the inboard of fixed frame and the fixed position that is close to the circuit breaker main part outside are provided with the insulating ceramic chip of hot junction. The utility model discloses in, this circuit breaker has set up thermodetector in the circuit breaker main part, should make the circuit breaker tripping operation for the electric current is too big usually, and the circuit breaker after the tripping operation can make the semiconductor cooler carry out work if the high thermodetector of high temperature, reaches self-cooling's effect.
Description
Technical Field
The utility model relates to a circuit breaker field especially relates to a high safety circuit breaker.
Background
The circuit breaker is a switching device capable of closing, carrying and breaking current under normal or abnormal loop conditions, and can be used for distributing electric energy, starting an asynchronous motor infrequently, protecting a power line, a motor and the like, and is divided into a high-voltage circuit breaker and a low-voltage circuit breaker according to the use range, the division of high and low voltage boundary lines is fuzzy, the circuit breaker is generally called a high-voltage electrical appliance with the voltage of more than 3kV, and the circuit breaker is used for breaking and connecting a load circuit and breaking a fault circuit, so that the accident is prevented from being expanded, and the safe operation is ensured.
Generally, the circuit breaker is not cooled by a semiconductor when in use, so the circuit breaker cannot be cooled in time after tripping. Accordingly, a high safety circuit breaker is provided by those skilled in the art to solve the problems set forth in the above background art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the high safety circuit breaker who proposes, when the circuit breaker tripping operation, thermodetector detects the high temperature and can let the semiconductor cooler carry out work, makes its temperature reduce, has prevented the possibility that the transformer catches fire, has improved the security, and the simultaneous signal sends the ware and can send the temperature condition to the user's cell-phone on.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a high-safety circuit breaker comprises a circuit breaker main body, wherein a wire inlet hole is formed in the top end of the circuit breaker main body, a first threaded hole is formed in the top end of the front end face of the circuit breaker main body, a wire outlet hole is formed in the bottom end of the circuit breaker main body, and a second threaded hole is formed in the bottom end of the front end face of the circuit breaker main body;
a fixing frame is fixedly arranged on one side wall of the circuit breaker main body, a cold end insulating ceramic sheet is fixedly arranged on the position, close to the inner side of the circuit breaker main body, of the fixing frame, a hot end insulating ceramic sheet is fixedly arranged on the position, close to the outer side of the circuit breaker main body, of the inner side of the fixing frame, a plurality of conducting sheets are fixedly arranged on one side of the cold end insulating ceramic sheet, one side, close to the cold end insulating ceramic sheet, of the hot end insulating ceramic sheet, a plurality of conducting sheets are fixedly arranged on one side, close to the cold end insulating ceramic sheet, of the hot end insulating ceramic sheet, a plurality of N-type semiconductors and P-type semiconductors are sequentially and electrically connected between the conducting sheets in series, a heat conducting plate is fixedly arranged on one side, close to the hot end insulating ceramic sheet, of the heat conducting plate, one end, far away from the circuit breaker main body, of one side, is fixedly provided with heat dissipation columns at equal intervals, one ends, far away from the heat conducting plates, are fixedly connected with a top cover, and the positions, close to the top cover, of the heat conducting plate, are fixedly provided with a plurality of heat dissipation fans;
through the technical scheme, through setting up, the insulating ceramic chip of cold junction, the insulating ceramic chip of hot junction, the conducting strip, N type semiconductor, P type semiconductor has constituteed the semiconductor heat radiation structure of device, in this structure, the conducting strip, N type semiconductor, series circuit has been constituteed to P type semiconductor, when switching on series circuit, under the Peltier effect, the conducting strip that corresponds insulating ceramic chip one end of cold junction can quick absorption heat, the conducting strip that corresponds insulating ceramic chip one end of hot junction can quick heat of giving off, design through this structure, can be quick to cool down the circuit breaker main part after the trip, the radiator fan that the cooperation set up simultaneously, heat dissipation post and vent, can be through the radiator fan of work, take in normal atmospheric temperature air along the vent of top cap, and discharge at a high speed along the clearance between many heat dissipation posts, the quick heat that will send along the insulating ceramic chip of hot junction is scattered, prevent that semiconductor heat radiation structure high temperature from leading to the device to the appearance to damage, the cooling efficiency of device has been promoted greatly.
Furthermore, a heat-conducting silica gel pad is fixedly arranged between the heat end insulating ceramic sheet and the heat conducting plate on the inner side of the fixing frame;
through the technical scheme, the heat emitted by the hot end insulating ceramic chip is conveniently conducted to the heat conducting plate through the arranged heat conducting silica gel gasket.
Furthermore, the middle position of the upper end of the top cover is provided with a vent corresponding to the plurality of cooling fans;
through above-mentioned technical scheme, the ventilation structure of device has been constituted in the clearance between the many heat dissipation posts of vent cooperation that sets up.
Furthermore, a first fixing screw is connected with the first threaded hole in an internal thread manner;
through above-mentioned technical scheme, can fix the line of input through adjusting first set screw.
Furthermore, a second fixing screw is connected with the second threaded hole in an internal thread manner;
through above-mentioned technical scheme, can fix the line of output through adjusting the second set screw.
Furthermore, an electric brake is rotationally arranged in the breaker main body, and a handle is fixedly arranged on the electric brake;
through above-mentioned technical scheme, promote the circuit breaker that the handle can make the trip and switch on.
Furthermore, a temperature detector is fixedly arranged on the inner rear end face of the breaker main body;
through above-mentioned technical scheme, temperature detector is convenient for detect the temperature in the circuit breaker main part.
Furthermore, a signal transmitter is fixedly arranged on the rear end face in the breaker main body and positioned at the bottom end of the temperature detector;
through above-mentioned technical scheme, signal transmitter is convenient for go out temperature information transmission.
The utility model discloses following beneficial effect has:
1. the utility model provides a high safety circuit breaker, through setting up, the insulating ceramic chip of cold junction, the insulating ceramic chip of hot junction, the conducting strip, N type semiconductor, P type semiconductor has constituteed the semiconductor heat radiation structure of device, in this structure, the conducting strip, N type semiconductor, series circuit has been constituteed to P type semiconductor, when switching on to series circuit, under the Peltier effect, the conducting strip that corresponds cold junction insulating ceramic chip one end can quick absorption heat, the conducting strip that corresponds hot junction insulating ceramic chip one end can quick discharge heat, design through this structure, can be quick to cool down the circuit breaker main part after the trip, the radiator fan that the cooperation set up simultaneously, heat dissipation post and vent, can be through the radiator fan of work, take in the normal atmospheric temperature air along the vent of top cap, and discharge at a high speed along the clearance between many heat dissipation posts, the quick heat that will send along the insulating ceramic chip of hot junction is scattered, prevent that semiconductor heat radiation structure temperature from piling up too high and leading to the device and appearing damaging, the heat dissipation cooling efficiency of device has been promoted greatly, the practicality is good.
2. The utility model provides a pair of high safety circuit breaker, this circuit breaker have set up thermodetector in the circuit breaker main part, should make the circuit breaker tripping operation for the electric current is too big usually, and the circuit breaker after the tripping operation can make the semiconductor cooler carry out work if the high thermodetector of high temperature, reaches self-cooling's effect.
3. The utility model provides a pair of high safety circuit breaker, this circuit breaker have set up signal transmitter in the circuit breaker main part, and when circuit breaker tripping operation temperature was too high, signal transmitter can send temperature information to user's cell-phone on, makes it look over the circuit breaker because the temperature is too high, whether burn out inside components and parts, has promoted the security.
Drawings
Fig. 1 is a front perspective view of a high safety circuit breaker according to the present invention;
fig. 2 is an isometric view of a high safety circuit breaker according to the present invention;
fig. 3 is a front view of a high safety circuit breaker according to the present invention;
fig. 4 is a schematic view of a semiconductor refrigerator shaft of a high safety circuit breaker according to the present invention;
fig. 5 is a cross-sectional view of a semiconductor refrigerator of a high safety circuit breaker according to the present invention;
fig. 6 is a partially enlarged view of a portion a in fig. 5.
Illustration of the drawings:
1. a circuit breaker main body; 2. a temperature detector; 3. a signal transmitter; 4. a cold end insulating ceramic sheet; 5. a fixing frame; 6. a first fixing screw; 7. a wire inlet hole; 8. a first threaded hole; 9. a second fixing screw; 10. A wire outlet hole; 11. a second threaded hole; 12. an electric brake; 13. a handle; 14. a hot end insulating ceramic chip; 15. A heat-conducting silica gel pad; 16. a heat conducting plate; 17. a heat radiation fan; 18. a heat-dissipating column; 19. a top cover; 20. a vent; 21. a conductive sheet; 22. an N-type semiconductor; 23. a P-type semiconductor.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides an embodiment: a high-safety circuit breaker comprises a circuit breaker main body 1, wherein a wire inlet hole 7 is formed in the top end of the circuit breaker main body 1, a first threaded hole 8 is formed in the top end of the front end face of the circuit breaker main body 1, a wire outlet hole 10 is formed in the bottom end of the circuit breaker main body 1, and a second threaded hole 11 is formed in the bottom end of the front end face of the circuit breaker main body 1;
a fixing frame 5 is fixedly arranged on one side wall of the circuit breaker main body 1, a cold end insulating ceramic chip 4 is fixedly arranged on the position of the fixing frame 5 close to the inner side of the circuit breaker main body 1, a hot end insulating ceramic chip 14 is fixedly arranged on the position of the inner side of the fixing frame 5 close to the outer side of the circuit breaker main body 1, a plurality of conducting pieces 21 are fixedly arranged on one side of the hot end insulating ceramic chip 14 close to the cold end insulating ceramic chip 4, a plurality of conducting pieces 21 are sequentially and electrically connected in series between a plurality of pairs of conducting pieces 21, a plurality of N-type semiconductors 22 and P-type semiconductors 23 are sequentially connected in series, a heat conducting plate 16 is fixedly arranged on one side of the fixing frame 5 close to the hot end insulating ceramic chip 14, heat radiating columns 18 are fixedly arranged on one side of the heat conducting plate 16 at the side far away from the circuit breaker main body 1 at equal intervals, and a top cover 19 is fixedly connected on one end of the heat radiating columns 18 far away from the heat conducting plate 16, the position of the heat conducting plate 16 close to the top cover 19 is fixedly provided with a plurality of radiating fans 17, the semiconductor radiating structure of the device is composed of a cold-end insulating ceramic chip, a hot-end insulating ceramic chip, a conducting chip, an N-type semiconductor and a P-type semiconductor through arrangement, in the structure, the conducting chip, the N-type semiconductor and the P-type semiconductor form a series circuit, when the series circuit is electrified, under the Peltier effect, the conducting chip corresponding to one end of the cold-end insulating ceramic chip can quickly absorb heat, and the conducting chip corresponding to one end of the hot-end insulating ceramic chip can quickly emit heat, through the design of the structure, the tripped breaker main body can be quickly cooled, and simultaneously the radiating fans, the radiating columns and the ventilating openings are arranged in a matching way, normal temperature air can be pumped in along the ventilating openings of the top cover through the working radiating fans and can be quickly discharged along gaps among a plurality of the radiating columns, the heat that will send along the insulating ceramic chip of hot junction is quick dispels, prevents that semiconductor heat radiation structure temperature from piling up too high and leading to the device to appear damaging, has promoted the heat dissipation cooling efficiency of device greatly.
The inboard of fixed frame 5 is located and is fixed between hot junction insulating ceramic chip 14 and the heat-conducting plate 16 and be provided with heat conduction silica gel pad 15, the heat conduction that conveniently sends the hot junction insulating ceramic chip to the heat-conducting plate through the heat conduction silica gel pad that sets up, the upper end intermediate position of top cap 19 corresponds a plurality of radiator fan 17 and has all seted up vent 20, the clearance between the many radiating columns of vent cooperation that set up has constituted the ventilation structure of device, 8 female connections in first screw hole have first set screw 6, can fix the line of input through adjusting first set screw, 11 female connections in second screw hole have second set screw 9, can fix the line of output through adjusting the second set screw, the internal rotation of circuit breaker main part 1 is provided with switch 12, the fixed handle 13 that is provided with on switch 12, promote the circuit breaker that the handle can make the tripping operation, rear end face is fixed in circuit breaker main part 1 is provided with thermodetector 2, thermodetector is convenient for detecting the temperature in the circuit breaker main part, rear end face is located thermodetector 2 bottom mounting and is provided with signal transmitter 3 in circuit breaker main part 1, signal transmitter is convenient for sending out temperature information.
The working principle is as follows: when the circuit breaker trips because of excessive current, the temperature is too high, at the moment, the temperature detector 2 in the circuit breaker main body 1 can detect that the temperature is too high, at the moment, a series circuit is formed by the arranged conducting strips 21, the N-type semiconductor 22 and the P-type semiconductor 23, when the series circuit is electrified, under the Peltier effect, the conducting strips 21 corresponding to one ends of the cold-end insulating tiles 4 can quickly absorb heat, the conducting strips 21 corresponding to one ends of the hot-end insulating tiles 14 can quickly emit heat, through the structural design, the temperature in the circuit breaker main body 1 can be quickly cooled, the temperature is reduced, meanwhile, the arranged radiating fans 17, the radiating posts 18 and the ventilating holes 20 are matched, normal-temperature air can be pumped in along the ventilating holes 20 of the top cover 19 and can be quickly discharged along gaps among the radiating posts 18, the heat emitted along the hot-end insulating tiles 14 can be quickly dissipated, the phenomenon that the temperature of the semiconductor radiating structure is too high to cause the device to be damaged is prevented from being accumulated, through the arrangement, the use safety of the circuit breaker is improved, the possibility of a fire hazard occurrence is effectively reduced, meanwhile, the information of the signal transmitter 3 can be sent to a user on a mobile phone, and whether the mobile phone can be guaranteed, and the user before the user can be pushed to see the user.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions on some technical features, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of the present invention.
Claims (8)
1. A high safety circuit breaker, comprising a circuit breaker main body (1), characterized in that: the top end of the breaker main body (1) is provided with a wire inlet hole (7), the top end of the front end face of the breaker main body (1) is provided with a first threaded hole (8), the bottom end of the breaker main body (1) is provided with a wire outlet hole (10), and the bottom end of the front end face of the breaker main body (1) is provided with a second threaded hole (11);
the fixed frame (5) that is provided with of circuit breaker main part (1) one side wall, fixed frame (5) are close to the inside inboard rigidity of circuit breaker main part (1) and are provided with cold junction insulating ceramic tile (4), the inboard of fixed frame (5) and the rigidity that is close to the circuit breaker main part (1) outside are provided with hot junction insulating ceramic tile (14), cold junction insulating ceramic tile (4) one side is fixed and is provided with a plurality of conducting strips (21), and it is many right all establish ties electric connection in proper order between conducting strip (21) has a plurality of N type semiconductors (22) and P type semiconductor (23), fixed heat-conducting plate (16) that is provided with in one side that just is close to hot junction insulating ceramic tile (14) in fixed frame (5), the one end side equidistance that circuit breaker main part (1) was kept away from to heat-conducting plate (16) is fixed and is provided with heat dissipation post (18), the one end fixedly connected with top cap (19) that heat-conducting plate (16) were kept away from to heat dissipation post (18), the fixed position that heat-conducting plate (16) are close to top cap (19) is provided with a plurality of radiator fan (17).
2. A high safety circuit breaker according to claim 1, characterized in that: and a heat-conducting silica gel pad (15) is fixedly arranged between the hot end insulating ceramic sheet (14) and the heat conducting plate (16) on the inner side of the fixing frame (5).
3. A high safety circuit breaker according to claim 1, characterized in that: the ventilation openings (20) are formed in the middle position of the upper end of the top cover (19) corresponding to the plurality of heat dissipation fans (17).
4. A high safety circuit breaker according to claim 1, characterized in that: the first threaded hole (8) is connected with a first fixing screw (6) in an internal thread mode.
5. A high safety circuit breaker according to claim 1, characterized in that: and a second fixing screw (9) is connected with the second threaded hole (11) in an internal thread manner.
6. A high safety circuit breaker according to claim 1, characterized in that: the circuit breaker is characterized in that a switch (12) is arranged in the circuit breaker main body (1) in a rotating mode, and a handle (13) is fixedly arranged on the switch (12).
7. A high safety circuit breaker according to claim 1, characterized in that: and a temperature detector (2) is fixedly arranged on the inner rear end face of the breaker main body (1).
8. A high safety circuit breaker according to claim 1, characterized in that: the rear end face in the circuit breaker main body (1) is located the bottom fixed signal transmitter (3) that is provided with of thermodetector (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222668777.8U CN218782944U (en) | 2022-10-11 | 2022-10-11 | High-safety circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222668777.8U CN218782944U (en) | 2022-10-11 | 2022-10-11 | High-safety circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218782944U true CN218782944U (en) | 2023-03-31 |
Family
ID=85713514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222668777.8U Active CN218782944U (en) | 2022-10-11 | 2022-10-11 | High-safety circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218782944U (en) |
-
2022
- 2022-10-11 CN CN202222668777.8U patent/CN218782944U/en active Active
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