CN112652506A - Temperature control device for circuit breaker - Google Patents
Temperature control device for circuit breaker Download PDFInfo
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- CN112652506A CN112652506A CN202110014295.8A CN202110014295A CN112652506A CN 112652506 A CN112652506 A CN 112652506A CN 202110014295 A CN202110014295 A CN 202110014295A CN 112652506 A CN112652506 A CN 112652506A
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- treatment box
- circuit breaker
- temperature control
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/52—Cooling of switch parts
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Abstract
The invention relates to a temperature control device, in particular to a temperature control device for a circuit breaker. The invention provides a temperature control device for a circuit breaker, which can achieve a double-effect temperature control effect by pressure reduction and exhaust and liquid nitrogen temperature reduction. A temperature control device for a circuit breaker, comprising: the vacuum sucker is arranged at the bottom of the treatment box; the upper part of the treatment box is provided with a fixing mechanism; the lower part of the treatment box is provided with a pressure reducing mechanism; the liquid nitrogen cooling mechanism is arranged on the processing box and is matched with the pressure reducing mechanism. According to the invention, the fixing mechanism and the stabilizing mechanism are arranged, and the fixing mechanism can fix the oil circuit breaker and the whole device, so that the oil circuit breaker is prevented from shaking during temperature control, and a stable effect is achieved.
Description
Technical Field
The invention relates to a temperature control device, in particular to a temperature control device for a circuit breaker.
Background
The circuit breaker is a basic low-voltage apparatus, and the circuit breaker has overload, short circuit and undervoltage protect function, has the ability of protection circuit and power, and if the gas that separates out because of the oil level is too high in the oil tank of common oil circuit breaker discharges in time, increases the incidence of explosion phenomenon because of atmospheric pressure increase and temperature are too high easily, and current circuit breaker accuse temperature mode is mainly through the purpose of cold water cooling in order to reach the accuse temperature, and this kind of accuse temperature effect is general.
In order to increase the use safety of a circuit breaker and improve the use performance of the circuit breaker, a temperature control device for the circuit breaker is designed, and the temperature control device can achieve a double-effect temperature control effect through pressure reduction and exhaust and liquid nitrogen temperature reduction.
Disclosure of Invention
The invention aims to overcome the defects that the temperature control effect is common in the existing circuit breaker temperature control mode which mainly achieves the purpose of temperature control through cold water temperature reduction, and the invention aims to provide a temperature control device for a circuit breaker, which can achieve a double-effect temperature control effect through pressure reduction, exhaust and liquid nitrogen temperature reduction.
A temperature control device for a circuit breaker, comprising:
the vacuum sucker is arranged at the bottom of the treatment box;
the upper part of the treatment box is provided with a fixing mechanism;
the lower part of the treatment box is provided with a pressure reducing mechanism;
the liquid nitrogen cooling mechanism is arranged on the processing box and is matched with the pressure reducing mechanism.
Further, the fixing mechanism includes:
the upper part of the treatment box is provided with a fixing frame;
the upper part of the treatment box is rotatably provided with a rotating shaft;
the rotating frame is arranged on the rotating shaft;
first spring, pivot both sides symmetry are equipped with first spring, and first spring inner is connected with the rotating turret, and first spring outer end is connected with handling the case.
Further, the pressure reducing mechanism includes:
four first circular through holes are uniformly formed in the bottom of the treatment box;
the air guide pipe is arranged in the first round through hole;
the cross pipe is connected among the four air ducts;
the middle of the top of the cross pipe is provided with a first air bag.
Further, liquid nitrogen cooling mechanism includes:
the two sides of the inner wall of the upper part of the treatment box are symmetrically provided with first telescopic assemblies;
the inner end of the first telescopic assembly is provided with a first wedge block;
the inner sides of the upper parts of the two first wedge-shaped blocks are symmetrically provided with first fixing rings, and the first air bag penetrates through the two first fixing rings;
the two sides of the lower part of the treatment box are both provided with a first sliding rod in a sliding manner;
the top end of the first sliding rod is provided with a first wedge-shaped block, and the first wedge-shaped block is in contact fit with the first wedge-shaped block on the same side;
the first sliding rod is wound with a first spring, and two ends of the first spring are connected with the first wedge block and the treatment box respectively;
and the bottom end of the second wedge-shaped block is connected with the liquid nitrogen cooling assembly.
Further, still include cold compress mechanism, cold compress mechanism includes:
the guide frames are arranged on both sides of the treatment box and both sides of the fixing frame;
the guide frame is internally provided with a second slide bar in a sliding manner;
the cold compress pad is connected between the tops of the four second sliding rods and matched with the first sliding rod;
positioning pins are arranged on four sides of the cold compress pad and are connected with corresponding guide frames in a sliding manner;
the third spring is wound on the second sliding rod, the top end of the third spring is connected with the cold compress pad, the bottom end of the third spring is connected with the guide frame, five second circular through holes are uniformly formed in the cold compress pad, the vacuum chuck penetrates through the second circular through holes in the middle, and the four air guide tubes penetrate through the second circular through holes in the edges respectively.
Further, still including insurance mechanism, insurance mechanism includes:
the upper part of the first wedge-shaped block is provided with a first connecting rod;
the two sides of the inner wall of the upper part of the treatment box are symmetrically provided with second telescopic assemblies;
the inner end of the second telescopic component is provided with a second connecting rod;
the inner ends of the two second connecting rods are symmetrically provided with second fixing rings;
the third connecting rod is arranged on the outer side of the second fixing ring and matched with the first connecting rod on the same side;
and the top of the first air bag is provided with a second air bag which penetrates through the two second fixing rings.
Further, still including stable mechanism, stable mechanism includes:
the bearing seats are arranged on two sides of the lower part of the fixing frame;
the rotating column is connected between the two bearing seats;
the knob is arranged on the rear side of the rotating column, a clamping groove is formed in the rotating column, a convex block is arranged in the clamping groove in a sliding mode, and the convex block is clamped with the clamping groove;
the clamping rod is arranged on the convex block and is connected with the rotating frame in a sliding mode.
Further, the first air bag is made of rubber.
The invention has the beneficial effects that: 1. according to the invention, the fixing mechanism and the stabilizing mechanism are arranged, the fixing mechanism can fix the oil circuit breaker and the whole device, the oil circuit breaker is prevented from shaking during temperature control, a stabilizing effect is achieved, and the stabilizing mechanism can further enhance the stabilizing effect of the fixing mechanism;
2. the oil circuit breaker is provided with the pressure reducing mechanism and the safety mechanism, so that gas precipitated due to the overhigh oil level in the oil circuit breaker oil tank can be guided into the pressure reducing mechanism and the safety mechanism, the gas pressure reduction treatment on the oil circuit breaker is realized, and the explosion phenomenon of the oil circuit breaker oil tank is reduced;
3. the decompression mechanism is matched with the liquid nitrogen cooling mechanism, the decompression mechanism drives the liquid nitrogen to cool outwards and downwards, and the liquid nitrogen cooling mechanism moves downwards to achieve the effect of cooling the front side and the rear side of the oil circuit breaker by liquid nitrogen;
4. through liquid nitrogen cooling mechanism and cold compress mechanism cooperation, liquid nitrogen cooling mechanism drives cold compress mechanism downstream to with oil circuit breaker upper surface contact when can realize carrying out liquid nitrogen cold compress cooling to oil circuit breaker and handle, reduce the phenomenon emergence of oil circuit breaker oil tank explosion.
Drawings
Fig. 1 is a schematic perspective view of a first perspective structure according to the present invention.
Fig. 2 is a perspective view of a second perspective structure according to the present invention.
Fig. 3 is a schematic cross-sectional perspective view of the present invention.
Fig. 4 is a schematic sectional perspective view of the fixing mechanism of the present invention.
FIG. 5 is a schematic cross-sectional perspective view of a pressure reducing mechanism of the present invention.
FIG. 6 is a schematic view of a cross-sectional three-dimensional structure of the liquid nitrogen cooling mechanism of the present invention.
FIG. 7 is a schematic cross-sectional perspective view of the cold compress mechanism of the present invention.
Fig. 8 is a schematic sectional perspective view of the safety mechanism of the present invention.
Fig. 9 is a schematic perspective view of the stabilizing mechanism of the present invention.
Fig. 10 is a schematic view of the deployed perspective structure of the stabilization mechanism of the present invention.
Reference numbers in the drawings: 1: treatment box, 2: vacuum chuck, 3: fixing mechanism, 31: mount, 32: rotating shaft, 33: a turret, 34: first spring, 4: pressure reducing mechanism, 41: first circular through hole, 42: gas-guide tube, 43: cross pipe, 44: first airbag, 5: liquid nitrogen cooling mechanism, 51: first retraction assembly, 52: first wedge block, 53: first fixing ring, 54: first slide bar, 55: second wedge block, 56: second spring, 57: liquid nitrogen cooling assembly, 6: cold compress mechanism, 61: guide frame, 62: second slide bar, 63: cold pad, 64: positioning pin, 65: third spring, 66: second circular through hole, 7: safety mechanism, 71: first connecting rod, 72: second telescopic assembly, 73: second connecting rod, 74: second fixing ring, 75: third connecting rod, 76: second airbag, 8: stabilizing mechanism, 81: bearing seat, 82: rotating column, 83: knob, 84: jamming rod, 85: bump, 86: a clamping groove.
Detailed Description
Reference herein to an embodiment means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
Example 1
A temperature control device for a circuit breaker is shown in figures 1-6 and comprises a processing box 1, a vacuum chuck 2, a fixing mechanism 3, a pressure reducing mechanism 4 and a liquid nitrogen cooling mechanism 5, wherein the vacuum chuck 2 is arranged at the bottom of the processing box 1, the fixing mechanism 3 is arranged on the processing box 1, the pressure reducing mechanism 4 is arranged at the lower part of the processing box 1, the liquid nitrogen cooling mechanism 5 is arranged on the processing box 1, and the liquid nitrogen cooling mechanism 5 is matched with the pressure reducing mechanism 4.
When people need control the temperature to oil circuit breaker, can use this kind of temperature regulating device for circuit breaker, at first put oil circuit breaker on fixed establishment 3, make vacuum chuck 2 hold oil circuit breaker, the gas that separates out because of the oil level is too high in the oil circuit breaker oil tank gets into decompression mechanism 4, gas inflation makes liquid nitrogen cooling mechanism 5 outwards and downstream in decompression mechanism 4, liquid nitrogen cooling mechanism 5 can carry out the liquid nitrogen cooling to both sides around the oil circuit breaker, so handle the phenomenon emergence of reducible oil circuit breaker oil tank explosion through gaseous decompression.
The fixing mechanism 3 comprises a fixing frame 31, a rotating shaft 32, a rotating frame 33 and a first spring 34, the fixing frame 31 is arranged on the rear side of the upper portion of the processing box 1, the rotating shaft 32 is arranged on the front side of the upper portion of the processing box 1 in a rotating mode, the rotating frame 33 is arranged on the rotating shaft 32, the first spring 34 is symmetrically arranged on the left side and the right side of the rotating shaft 32, the first spring 34 is a torsion spring, the inner end of the first spring 34 is connected with the rotating frame 33, and the outer end of the first spring 34 is connected with the processing box.
People pull the rotating turret 33 to the upper place, and the rotating turret 33 is through pivot 32 upswing, and first spring 34 twists reverse deformation, so can put oil circuit breaker on mount 31, and the pine hand makes first spring 34 reset after that to drive rotating turret 33 and reset to the swing of rear below, people move oil circuit breaker again to between mount 31 and the rotating turret 33, realize placing oil circuit breaker and the effect of fixed whole device.
The pressure reducing mechanism 4 comprises an air duct 42, a cross tube 43 and a first air bag 44, four first circular through holes 41 are uniformly formed in the bottom of the treatment box 1, the air duct 42 is arranged in each first circular through hole 41, the cross tube 43 is connected among the four air ducts 42, and the first air bag 44 is arranged in the middle of the top of the cross tube 43.
Gas separated out due to the fact that the oil level is too high in the oil circuit breaker oil tank enters the first air bag 44 through the air guide pipe 42 and the cross pipe 43, gas pressure reduction treatment is conducted on the oil circuit breaker, and the phenomenon that the oil circuit breaker oil tank explodes is reduced.
The liquid nitrogen cooling mechanism 5 comprises a first telescopic assembly 51, a first wedge-shaped block 52, first fixing rings 53, a first sliding rod 54, a second wedge-shaped block 55, a second spring 56 and a liquid nitrogen cooling assembly 57, the front side and the rear side of the inner wall of the upper part of the processing box 1 are symmetrically provided with the first telescopic assembly 51, the inner end of the first telescopic assembly 51 is provided with the first wedge-shaped block 52, the inner sides of the upper parts of the two first wedge-shaped blocks 52 are provided with the first fixing rings 53, the first air bag 44 penetrates through the two first fixing rings 53, the front side and the rear side of the lower part of the processing box 1 are provided with the first sliding rods 54 in a sliding manner, the top end of each first sliding rod 54 is provided with the second wedge-shaped block 55, the second wedge-shaped block 55 is in contact fit with the first wedge-shaped block 52 on the same side, the second spring 56 is wound on the first sliding rod 54, two ends of the second spring 56 are.
Along with the gas volume inflation in the first gasbag 44, gaseous first solid fixed ring 53 of promotion moves to the outside dorsad, thereby drive first wedge 52 and move to the outside, first flexible subassembly 51 is compressed, first wedge 52 and the cooperation of second wedge 55 contact simultaneously, make second wedge 55 downstream, thereby drive first slide bar 54 and liquid nitrogen cooling unit 57 downstream, second spring 56 is compressed, second wedge 55 downstream can realize carrying out the effect of liquid nitrogen cooling to oil circuit breaker front and back both sides, when people derive in the first gasbag 44 gaseous, first flexible subassembly 51 and second spring 56 reset and make first wedge 52, first solid fixed ring 53, first slide bar 54, second wedge 55 and liquid nitrogen cooling unit 57 all reset.
Example 2
On the basis of the embodiment 1, as shown in fig. 7-10, the cold compress device 6 is further included, the cold compress device 6 includes a guide frame 61, a second slide bar 62, the cold compress device comprises cold compress pads 63, positioning pins 64 and third springs 65, guide frames 61 are arranged on the left and right sides of the front portion of the treatment box 1 and the left and right sides of the upper portion of a fixing frame 31, second slide bars 62 are arranged in the guide frames 61 in a sliding mode, the cold compress pads 63 are connected between the tops of the four second slide bars 62, the cold compress pads 63 are matched with first slide bars 54, the positioning pins 64 are arranged on the four sides of the cold compress pads 63, the positioning pins 64 are connected with the corresponding guide frames 61 in a sliding mode, the third springs 65 are wound on the second slide bars 62, the top ends of the third springs 65 are connected with the cold compress pads 63, the bottom ends of the third springs 65 are connected with the guide frames 61, five second circular through holes 66 are uniformly formed in the cold compress pads 63, the vacuum suction cups 2 penetrate through the second circular through holes 66 in the middle portions.
When the first sliding rod 54 moves downwards to contact with the cold pad 63, the first sliding rod 54 drives the cold pad 63 to move downwards, so that the second sliding rod 62 slides downwards along the guide frame 61, the third spring 65 is compressed, the positioning pin 64 moves downwards along with the cold pad 63, liquid nitrogen cold compress and temperature reduction treatment can be carried out on the oil circuit breaker when the cold pad 63 moves downwards to contact with the upper surface of the oil circuit breaker, the phenomenon of oil tank explosion of the oil circuit breaker can be reduced, and when the first sliding rod 54 moves upwards to be not in contact with the cold pad 63 any more, the cold pad 63 moves upwards to reset under the action of the third spring 65.
The treatment box is characterized by further comprising a safety mechanism 7, wherein the safety mechanism 7 comprises a first connecting rod 71, a second telescopic assembly 72, a second connecting rod 73, second fixing rings 74, a third connecting rod 75 and second air bags 76, the first connecting rod 71 is arranged on the upper portion of the first wedge-shaped block 52, the second telescopic assemblies 72 are symmetrically arranged on the front side and the rear side of the inner wall of the upper portion of the treatment box 1, the inner end of each second telescopic assembly 72 is provided with the second connecting rod 73, the inner ends of the two second connecting rods 73 are respectively provided with the second fixing rings 74, the outer side of each second fixing ring 74 is provided with the third connecting rod 75, the third connecting rod 75 is matched with the first connecting rod 71 on the same side, the top of each first air bag 44 is provided with the second air bag.
In order to enhance the effect of pressure reduction treatment, the occurrence rate of the phenomenon of oil tank explosion of the gas oil circuit breaker in the first air bag 44 is reduced, the first wedge-shaped block 52 moves outwards to drive the first connecting rod 71 to move in the same direction, so as to drive the second fixing ring 74 to move outwards, further drive the second connecting rod 73 to move outwards, and the second telescopic assembly 72 is compressed, so that part of gas in the first air bag 44 is introduced into the second air bag 76, the safety of the oil circuit breaker is further enhanced, the pressure reduction treatment is safer, when people lead out the gas in the first air bag 44 and the second air bag 76, the first connecting rod 71, the second telescopic assembly 72, the second connecting rod 73, the second fixing ring 74 and the third connecting rod 75 are reset.
Still including stabilizing mean 8, stabilizing mean 8 is including bearing frame 81, rotate post 82, knob 83, kelly 84 and lug 85, both sides all are equipped with bearing frame 81 around the mount 31 lower part, be connected with between two bearing frames 81 and rotate post 82, it is equipped with knob 83 to rotate post 82 rear side, it has draw-in groove 86 to open in the rotation post 82, draw-in groove 86 internal sliding type is equipped with lug 85, lug 85 and draw-in groove 86 block, lug 85 front side is equipped with kelly 84, kelly 84 and rotating turret 33 sliding connection.
In order to make the fixed frame 31 and the rotating frame 33 fit stably, the stability of the fixing mechanism 3 is enhanced, people hold the clamping rod 84 to slide the convex block 85 into the rotating column 82 along the direction matched with the grains of the clamping groove 86, then hold the knob 83 to rotate by a certain angle, so that the rotating column 82 is driven to rotate, the convex block 85 is not matched with the grains of the clamping groove 86, so that the effect of stabilizing the fixed frame 31 and the rotating frame 33 is achieved, the rotating frame 33 is opened if needed, the knob 83 is rotated reversely, the convex block 85 is matched with the grains of the clamping groove 86, and the convex block 85 is taken out.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the protection scope of the present invention, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. A temperature control device for a circuit breaker, comprising:
the device comprises a treatment box (1) and a vacuum sucker (2), wherein the vacuum sucker (2) is arranged at the bottom of the treatment box (1);
the upper part of the treatment box (1) is provided with a fixing mechanism (3);
the lower part of the treatment box (1) is provided with a pressure reducing mechanism (4);
the liquid nitrogen cooling mechanism (5) is arranged on the treatment box (1), and the liquid nitrogen cooling mechanism (5) is matched with the pressure reducing mechanism (4).
2. A temperature-control device for circuit breakers, according to claim 1, characterized in that the fixing means (3) comprise:
a fixed frame (31), wherein the fixed frame (31) is arranged at the upper part of the treatment box (1);
a rotating shaft (32), wherein the upper part of the treatment box (1) is rotatably provided with the rotating shaft (32);
the rotating frame (33) is arranged on the rotating shaft (32);
the two sides of the rotating shaft (32) are symmetrically provided with first springs (34), the inner ends of the first springs (34) are connected with the rotating frame (33), and the outer ends of the first springs (34) are connected with the treatment box (1).
3. A temperature control apparatus for a circuit breaker according to claim 2, wherein the pressure reducing mechanism (4) comprises:
the bottom of the treatment box (1) is uniformly provided with four first circular through holes (41);
the air guide pipe (42) is arranged in the first round through hole (41);
the cross pipe (43) is connected among the four air guide pipes (42);
the first air bag (44) is arranged in the middle of the top of the cross pipe (43).
4. A temperature control apparatus for a circuit breaker according to claim 3, wherein the liquid nitrogen temperature lowering mechanism (5) comprises:
the two sides of the inner wall of the upper part of the treatment box (1) are symmetrically provided with the first telescopic assemblies (51);
the inner end of the first telescopic assembly (51) is provided with a first wedge block (52);
the inner sides of the upper parts of the two first wedge-shaped blocks (52) are symmetrically provided with first fixing rings (53), and the first air bag (44) penetrates through the two first fixing rings (53);
the two sides of the lower part of the treatment box (1) are both provided with a first sliding rod (54) in a sliding way;
the top end of the first sliding rod (54) is provided with a second wedge-shaped block (55), and the second wedge-shaped block (55) is in contact fit with the first wedge-shaped block (52) on the same side;
the second spring (56) is wound on the first sliding rod (54), and two ends of the second spring (56) are respectively connected with the second wedge-shaped block (55) and the treatment box (1);
the bottom end of the second wedge-shaped block (55) is connected with the liquid nitrogen cooling component (57).
5. The temperature control apparatus for a circuit breaker according to claim 4, further comprising a cold compress mechanism (6), the cold compress mechanism (6) comprising:
the guide frame (61), the guide frame (61) is arranged on both sides of the treatment box (1) and both sides of the fixed frame (31);
the second sliding rod (62) is arranged in the guide frame (61) in a sliding manner;
the cold compress pad (63) is connected between the tops of the four second sliding rods (62), and the cold compress pad (63) is matched with the first sliding rod (54);
the positioning pins (64) are arranged on the four sides of the cold compress pad (63), and the positioning pins (64) are connected with the corresponding guide frames (61) in a sliding manner;
the third spring (65) winds the second sliding rod (62), the top end of the third spring (65) is connected with the cold compress pad (63), the bottom end of the third spring (65) is connected with the guide frame (61), five second circular through holes (66) are uniformly formed in the cold compress pad (63), the vacuum chuck (2) penetrates through the second circular through holes (66) in the middle, and the four air guide pipes (42) penetrate through the second circular through holes (66) in the edges respectively.
6. The temperature control apparatus for a circuit breaker according to claim 5, further comprising a safety mechanism (7), the safety mechanism (7) comprising:
the upper part of the first wedge-shaped block (52) is provided with a first connecting rod (71);
the two sides of the inner wall of the upper part of the treatment box (1) are symmetrically provided with second telescopic assemblies (72);
the inner end of the second telescopic component (72) is provided with a second connecting rod (73);
the inner ends of the two second connecting rods (73) are symmetrically provided with second fixing rings (74);
a third connecting rod (75) is arranged on the outer side of the second fixing ring (74), and the third connecting rod (75) is matched with the first connecting rod (71) on the same side;
and a second air bag (76) is arranged on the top of the first air bag (44), and the second air bag (76) penetrates through the two second fixing rings (74).
7. The temperature control apparatus for a circuit breaker according to claim 6, further comprising a stabilizing mechanism (8), the stabilizing mechanism (8) comprising:
the bearing seats (81) are arranged on both sides of the lower part of the fixing frame (31);
the rotating column (82) is connected between the two bearing blocks (81);
the rotary knob (83) is arranged on the rear side of the rotary column (82), a clamping groove (86) is formed in the rotary column (82), a convex block (85) is arranged in the clamping groove (86) in a sliding mode, and the convex block (85) is clamped with the clamping groove (86);
the clamping rod (84) is arranged on the lug (85), and the clamping rod (84) is connected with the rotating frame (33) in a sliding mode.
8. A temperature control apparatus for a circuit breaker according to claim 3 wherein the first bladder (44) is of rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110014295.8A CN112652506B (en) | 2021-01-06 | 2021-01-06 | Temperature control device for circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110014295.8A CN112652506B (en) | 2021-01-06 | 2021-01-06 | Temperature control device for circuit breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112652506A true CN112652506A (en) | 2021-04-13 |
| CN112652506B CN112652506B (en) | 2022-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110014295.8A Active CN112652506B (en) | 2021-01-06 | 2021-01-06 | Temperature control device for circuit breaker |
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| CN (1) | CN112652506B (en) |
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| CN1392646A (en) * | 2001-06-14 | 2003-01-22 | 阿尔斯托姆公司 | Safety groove for keeping dielectric fluid in medium voltage distribution and variable transformer station, and transformer station including said groove |
| JP2013214624A (en) * | 2012-04-02 | 2013-10-17 | Mitsubishi Electric Corp | Cooling device of electric device |
| CN209461879U (en) * | 2019-01-13 | 2019-10-01 | 湖南百航智能科技有限公司 | A kind of power station automatic control device |
| CN211931125U (en) * | 2019-12-27 | 2020-11-13 | 陕西紫光宏祥智能科技有限公司 | Constant current generating device for industrial instrument |
| CN212011658U (en) * | 2020-04-12 | 2020-11-24 | 湛江仁德电气自动化设备有限公司 | Power distribution cabinet provided with ventilation and heat dissipation mechanism and convenient to install |
| CN112103019A (en) * | 2020-09-15 | 2020-12-18 | 南京钿鹰桩电子商务有限公司 | Vacuum circuit breaker insulator drying device |
-
2021
- 2021-01-06 CN CN202110014295.8A patent/CN112652506B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1392646A (en) * | 2001-06-14 | 2003-01-22 | 阿尔斯托姆公司 | Safety groove for keeping dielectric fluid in medium voltage distribution and variable transformer station, and transformer station including said groove |
| JP2013214624A (en) * | 2012-04-02 | 2013-10-17 | Mitsubishi Electric Corp | Cooling device of electric device |
| CN209461879U (en) * | 2019-01-13 | 2019-10-01 | 湖南百航智能科技有限公司 | A kind of power station automatic control device |
| CN211931125U (en) * | 2019-12-27 | 2020-11-13 | 陕西紫光宏祥智能科技有限公司 | Constant current generating device for industrial instrument |
| CN212011658U (en) * | 2020-04-12 | 2020-11-24 | 湛江仁德电气自动化设备有限公司 | Power distribution cabinet provided with ventilation and heat dissipation mechanism and convenient to install |
| CN112103019A (en) * | 2020-09-15 | 2020-12-18 | 南京钿鹰桩电子商务有限公司 | Vacuum circuit breaker insulator drying device |
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| Publication number | Publication date |
|---|---|
| CN112652506B (en) | 2022-10-28 |
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