CN114170769B - High-frequency diathermanous equipment with alarm function - Google Patents
High-frequency diathermanous equipment with alarm function Download PDFInfo
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- CN114170769B CN114170769B CN202111518423.9A CN202111518423A CN114170769B CN 114170769 B CN114170769 B CN 114170769B CN 202111518423 A CN202111518423 A CN 202111518423A CN 114170769 B CN114170769 B CN 114170769B
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- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 238000001514 detection method Methods 0.000 claims description 20
- 230000001939 inductive effect Effects 0.000 claims description 14
- 230000008859 change Effects 0.000 claims description 12
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 230000002159 abnormal effect Effects 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 230000008439 repair process Effects 0.000 description 4
- 238000009413 insulation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000005674 electromagnetic induction Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/185—Electrical failure alarms
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
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- Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Abstract
The invention relates to the technical field of heating equipment, in particular to high-frequency diathermy equipment with an alarm function, which comprises an equipment box, wherein a reactor coil is arranged in the equipment box, and an alarm mechanism is arranged above the reactor coil.
Description
Technical Field
The invention relates to the technical field of heating equipment, in particular to high-frequency diathermanous equipment with an alarm function.
Background
The high-frequency diathermy refers to a process of directly heating a workpiece by an electromagnetic induction principle. Diathermy is divided into integral diathermy and local diathermy, and high frequency means that the current frequency of electromagnetic induction heating equipment is about 200-300 KHz.
The existing high-frequency diathermy equipment uses fuses or sensing elements for overcurrent and overvoltage protection devices, and then the control unit judges that the fuses or sensing elements are used as protection, the reaction time of the process is more than 1ms, and the reaction time is still too slow for protecting other elements in the high-frequency diathermy equipment and a power supply device, so that electronic parts in the high-frequency diathermy equipment still can be damaged by load overcurrent and power supply surge, and the phenomena of fuse burning and power supply device caused by load short circuit cause that a user must stop to repair the equipment for supplying power, besides the repair itself, the repair cost and the repair time are additionally spent, and if the equipment is production equipment, the production efficiency is reduced.
In view of the above technical drawbacks, a solution is now proposed.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides high-frequency diathermy equipment with an alarm function, and solves the problem that the internal electronic parts of the high-frequency diathermy equipment still can be damaged by load overcurrent and power supply surge in the process of detecting, judging and protecting overcurrent or overvoltage faults by the existing high-frequency diathermy equipment.
(II) technical scheme
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a high frequency diathermy equipment with alarming function, includes the equipment box, the inside of equipment box is provided with the mount, and the inside of mount is provided with the reactor coil, the top of mount is provided with alarm mechanism, alarm mechanism includes the mounting bracket, and one side of mounting bracket and one side fixed connection of equipment box inner wall, the both sides of mounting bracket bottom all are provided with coupling assembling, and two coupling assembling respectively with the both ends contact of reactor coil, the mounting bracket bottom is provided with a plurality of detecting rod, and the inside swing joint of detecting rod and mounting bracket, wherein the detecting rod is located the bottom of mounting bracket and is provided with three groups at least, the bottom of detecting rod is provided with the clamp splice, and the both sides of clamp splice inner wall all are provided with the elastic sheet, the bottom of clamp splice extends to inside the reactor coil, and two opposite sides of elastic sheet all contact with the inside coil insulating layer of reactor coil;
the inside of mounting bracket is provided with alarm, two sets of inertial formula electric sensor and a plurality of inductive sensor, and wherein inertial formula electric sensor and inductive sensor's inside all communicates with the inside of alarm through the wire.
Preferably, the connecting assembly comprises a connecting frame, the top of the connecting frame is movably connected with the inside of the mounting frame, a first movable groove matched with the connecting frame is formed in the inside of the mounting frame, the top of the connecting frame extends to the inside of the first movable groove, a first spring is arranged at the top of the inner wall of the first movable groove, a movable plate is arranged at the bottom of the first spring, the bottom of the movable plate is fixedly connected with the top of the connecting frame, and the peripheral surface of the movable plate is slidably connected with the inner wall of the first movable groove.
Preferably, the connecting frame is provided with the go-between on the inner peripheral surface of first movable groove, and one side of go-between is provided with the slide, the second movable groove has been seted up to the inside of mounting bracket, and the top of second movable groove inner wall is provided with fixed cover, one side of slide extends to the inside of second movable groove, and the top of slide is provided with the feeler lever, the inside of fixed cover is provided with the second spring, and the top of feeler lever extends to the inside of fixed cover.
Preferably, one side of link slides and is provided with the punch holder, and one side of link still is provided with the lower plate, the inside of link has been seted up the third movable groove, and the inside slip in third movable groove is provided with the movable block, the bottom rotation of link is provided with adjusting bolt, and adjusting bolt's one end runs through the inside in third movable groove, adjusting bolt's surface and the inside threaded connection of movable block, and one side of movable block and one side fixed connection of punch holder.
Preferably, a third spring is sleeved on the surface of the adjusting bolt and positioned at the top of the movable block, and the top end of the third spring is fixedly connected with the top of the inner wall of the third movable groove.
Preferably, the two inertial type electric sensors are connected with one ends of the two feeler levers respectively through wires, and the inductive type sensor is connected with the top end of the detection lever through wires.
(III) beneficial effects
The invention provides high-frequency diathermy equipment with an alarm function. Compared with the prior art, the method has the following beneficial effects:
the method comprises the steps that an alarm mechanism is arranged above a reactor coil, two connecting frames in the alarm mechanism are used for limiting and clamping two ends of the reactor coil, a plurality of detection rods are used for clamping insulating layers in the reactor coil in cooperation with clamping blocks, after the reactor coil loosens, relative motion friction can occur between the coil insulating layers and an iron core, at the moment, the motion state of the coil insulating layers is monitored in real time through the clamping blocks, the motion state of the coil insulating layers is recorded under the action of an inductive sensor through the detection rods, the change of mechanical vibration parameters generated by the inductive sensor on the detection rods is converted into the change of electric parameter signals, and when the change of the electric parameter signals is abnormal, an alarm is sent through the alarm, and meanwhile power-off protection is carried out on equipment; when the reactor coil vibrates, the two connecting frames synchronously move along with the reactor coil, the connecting frames drive the feeler levers to synchronously move through the connecting rings and the sliding plates, the movement frequency of the two feeler levers is monitored in real time by utilizing the inertial type electric sensor, the real-time state of the reactor coil is obtained, when the movement frequency of the feeler levers is higher than the normal frequency, an alarm is immediately sent out through the alarm, meanwhile, the equipment is subjected to power-off protection, the movement state of the reactor coil is monitored in real time and the alarm is sent out, equipment faults are timely checked after the abnormal state of the reactor coil is monitored, the problem that electronic parts inside the equipment are still damaged when the high-frequency diathermanous equipment generates overcurrent or overvoltage faults is solved, and the electronic parts inside the equipment are effectively protected.
Drawings
FIG. 1 is a schematic diagram of a high frequency diathermy device with alarm function according to the present invention;
FIG. 2 is a cross-sectional view of the mounting structure of the present invention;
FIG. 3 is a schematic view of the structure of the detecting rod and the clamping block according to the present invention;
FIG. 4 is an enlarged view of the structure of FIG. 2A in accordance with the present invention;
fig. 5 is an enlarged view of the structure at B in fig. 2 according to the present invention.
In the figure, 10, equipment box; 20. a fixing frame; 30. a reactor coil; 40. an alarm; 101. a mounting frame; 102. a detection rod; 103. clamping blocks; 104. an elastic sheet; 201. a connecting frame; 202. a first movable groove; 203. a first spring; 204. a movable plate; 205. a connecting ring; 206. a slide plate; 207. a second movable groove; 208. a fixed sleeve; 209. a feeler lever; 210. a second spring; 301. an upper clamping plate; 302. a lower clamping plate; 303. a third movable groove; 304. a movable block; 305. an adjusting bolt; 306. and a third spring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
referring to fig. 1-5, a high-frequency diathermy device with an alarm function comprises a device box 10, wherein a fixing frame 20 is arranged in the device box 10, a reactor coil 30 is arranged in the fixing frame 20, and an alarm mechanism is arranged above the fixing frame 20;
the alarm mechanism comprises a mounting frame 101, one side of the mounting frame 101 is fixedly connected with one side of the inner wall of the equipment box 10, connecting components are arranged on two sides of the bottom of the mounting frame 101 and are respectively in contact with two ends of the reactor coil 30, a plurality of detection rods 102 are arranged at the bottom of the mounting frame 101, the top ends of the detection rods 102 are movably connected with the inside of the mounting frame 101, at least three groups of detection rods 102 are arranged at the bottom of the mounting frame 101, clamping blocks 103 are arranged at the bottom ends of the detection rods 102, elastic pieces 104 are arranged on two sides of the inner wall of the clamping blocks 103, the bottom of the clamping blocks 103 extends into the reactor coil 30, and one side, opposite to each other, of the two elastic pieces 104 is in contact with an insulating layer of the coil inside the reactor coil 30;
the connecting assembly comprises a connecting frame 201, the top of the connecting frame 201 is movably connected with the inside of the mounting frame 101, a first movable groove 202 matched with the connecting frame 201 is formed in the inside of the mounting frame 101, the top of the connecting frame 201 extends to the inside of the first movable groove 202, a first spring 203 is arranged at the top of the inner wall of the first movable groove 202, a movable plate 204 is arranged at the bottom end of the first spring 203, the bottom of the movable plate 204 is fixedly connected with the top of the connecting frame 201, the peripheral surface of the movable plate 204 is slidably connected with the inner wall of the first movable groove 202, a connecting ring 205 is arranged on the peripheral surface of the connecting frame 201 positioned in the inside of the first movable groove 202, a sliding plate 206 is arranged on one side of the connecting ring 205, a second movable groove 207 is formed in the inside of the mounting frame 101, a fixed sleeve 208 is arranged on the top of the inner wall of the second movable groove 207, one side of the sliding plate 206 extends to the inside of the second movable groove 207, a contact rod 209 is arranged at the top of the sliding plate 206, a second spring 210 is arranged in the fixed sleeve 208, and the top of the contact rod 209 extends to the inside of the fixed sleeve 208;
an upper clamping plate 301 is arranged on one side of the connecting frame 201 in a sliding manner, a lower clamping plate 302 is also arranged on one side of the connecting frame 201, a third movable groove 303 is formed in the connecting frame 201, a movable block 304 is arranged in the third movable groove 303 in a sliding manner, an adjusting bolt 305 is rotatably arranged at the bottom of the connecting frame 201, one end of the adjusting bolt 305 penetrates through the inner part of the third movable groove 303, the surface of the adjusting bolt 305 is in threaded connection with the inner part of the movable block 304, and one side of the movable block 304 is fixedly connected with one side of the upper clamping plate 301;
wherein the clamping block 103, the elastic sheet 104, the connecting frame 201, the upper clamping plate 301 and the lower clamping plate 302 are all made of insulating plastics.
The surface of the adjusting bolt 305 is sleeved with a third spring 306 at the top of the movable block 304, the top end of the third spring 306 is fixedly connected with the top of the inner wall of the third movable groove 303, the stability of the clamping of the adjusting bolt 305 to the reactor coil 30 by the upper clamping plate 301 and the lower clamping plate 302 is adjusted by utilizing the arrangement of the third spring 306, and the situation that the clamping of the upper clamping plate 301 and the lower clamping plate 302 to the reactor coil 30 is loose due to vibration is avoided.
Example 2:
as a further supplement to the above embodiment, in the present invention, an alarm 40, two groups of inertial electric sensors and a plurality of inductive sensors are disposed in the mounting frame 101, wherein the inertial electric sensors and the inductive sensors are both communicated with the inside of the alarm 40 through wires, the alarm 40 is connected with a power-off protection mechanism of the device through wires, at least three groups of inductive sensors are disposed in the mounting frame 101, the two inertial electric sensors are respectively connected with one ends of the two feelers 209 through wires, the movement frequency of the two feelers 209 is monitored in real time to obtain the real-time state of the reactor coil 30, and when the movement frequency of the feelers 209 is detected to be higher than the normal frequency, the alarm 40 is immediately sent out to perform power-off protection on the device;
the inductive sensors are respectively connected with the top ends of the detection rods 102 through wires, the clamping blocks 103 arranged at the bottom ends of the detection rods 102 are connected to the coil insulation layer inside the reactor coil 30, when the coil insulation layer moves, the inductive sensors convert the change of the mechanical vibration parameters generated by the detection rods 102 into the change of electric parameter signals, and when the change of the electric parameter signals is abnormal, an alarm is sent out through the alarm 40, and meanwhile, the equipment is subjected to power-off protection.
Example 3:
referring to fig. 1-5, the invention also discloses a method for using the high-frequency diathermy equipment with an alarm function, which comprises the following steps:
in the process of installing the reactor coil 30 into the fixed frame 20, two ends of the reactor coil 30 are respectively clamped between the two connecting frames 201, adjusting bolts 305 at the bottoms of the two connecting frames 201 are respectively rotated, the adjusting bolts 305 drive a movable block 304 to slide downwards in a third movable groove 303 while rotating, one side of the movable block 304 drives an upper clamping plate 301 to approach a lower clamping plate 302, and two ends of the reactor coil 30 are clamped by the upper clamping plate 301 and the lower clamping plate 302; clamping blocks 103 arranged at the bottom ends of the detection rods 102 are respectively inserted into the reactor coil 30, and two elastic sheets 104 in the clamping blocks 103 are respectively contacted with a coil insulating layer in the reactor coil 30;
when the coil insulation layer moves, the change of the mechanical vibration parameter generated by the inductive sensor on the detection rod 102 is converted into the change of the electric parameter signal, and when the change of the electric parameter signal is abnormal, the alarm is sent out through the alarm 40, and meanwhile, the equipment is subjected to power-off protection; when the reactor coil 30 vibrates, the two connecting frames 201 synchronously move along with the reactor coil 30, the connecting frames 201 drive the trolley rods 209 to synchronously move through the connecting rings 205 and the sliding plates 206, the movement frequency of the two trolley rods 209 is monitored in real time by using the inertial electric sensor, the real-time state of the reactor coil 30 is obtained, and when the movement frequency of the trolley rods 209 is monitored to be higher than the normal frequency, an alarm is immediately sent out through the alarm 40, and meanwhile, the equipment is subjected to power-off protection.
And all that is not described in detail in this specification is well known to those skilled in the art.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a high frequency diathermy equipment with alarming function, includes equipment box (10), the inside of equipment box (10) is provided with mount (20), and the inside of mount (20) is provided with reactor coil (30), its characterized in that: the alarm device is characterized in that an alarm mechanism is arranged above the fixing frame (20), the alarm mechanism comprises a mounting frame (101), one side of the mounting frame (101) is fixedly connected with one side of the inner wall of the equipment box (10), connecting components are arranged on two sides of the bottom of the mounting frame (101), the two connecting components are respectively contacted with two ends of the reactor coil (30), a plurality of detection rods (102) are arranged at the bottom of the mounting frame (101), the top ends of the detection rods (102) are movably connected with the inside of the mounting frame (101), the detection rods (102) are positioned at the bottom of the mounting frame (101) and are at least provided with three groups, clamping blocks (103) are arranged at the bottom ends of the detection rods (102), elastic pieces (104) are arranged on two sides of the inner wall of the clamping blocks (103), the bottom of the clamping blocks (103) extend to the inside of the reactor coil (30), and one side, opposite to the two elastic pieces (104), are respectively contacted with an insulating layer of the coil inside the reactor coil (30).
An alarm (40), two groups of inertial electric sensors and a plurality of inductive sensors are arranged in the mounting frame (101), wherein the inertial electric sensors and the inductive sensors are communicated with the inside of the alarm (40) through wires;
the connecting assembly comprises a connecting frame (201), the top of the connecting frame (201) is movably connected with the inside of the mounting frame (101), a first movable groove (202) matched with the connecting frame (201) is formed in the inside of the mounting frame (101), the top of the connecting frame (201) extends to the inside of the first movable groove (202), a first spring (203) is arranged at the top of the inner wall of the first movable groove (202), a movable plate (204) is arranged at the bottom of the first spring (203), the bottom of the movable plate (204) is fixedly connected with the top of the connecting frame (201), and the peripheral surface of the movable plate (204) is in sliding connection with the inner wall of the first movable groove (202);
the connecting frame (201) is arranged on the peripheral surface inside the first movable groove (202), a connecting ring (205) is arranged on one side of the connecting ring (205), a second movable groove (207) is formed in the mounting frame (101), a fixed sleeve (208) is arranged at the top of the inner wall of the second movable groove (207), one side of the sliding plate (206) extends to the inside of the second movable groove (207), a feeler lever (209) is arranged at the top of the sliding plate (206), a second spring (210) is arranged in the fixed sleeve (208), and the top end of the feeler lever (209) extends to the inside of the fixed sleeve (208);
the two inertial type electric sensors are respectively connected with one ends of the two feeler levers (209) through wires, and the inductive type sensor is connected with the top end of the detection lever (102) through wires;
when the coil insulating layer moves, the inductance sensor converts the change of the mechanical vibration parameter generated by the detection rod (102) into the change of the electric parameter signal, and when the change of the electric parameter signal is abnormal, an alarm is sent out by the alarm (40) and meanwhile, the equipment is subjected to power-off protection; when the reactor coil (30) vibrates, the two connecting frames (201) synchronously move along with the reactor coil (30), the connecting frames (201) drive the trolley rods (209) to synchronously move through the connecting rings (205) and the sliding plates (206), the inertial electric sensor is utilized to monitor the moving frequency of the two trolley rods (209) in real time, the real-time state of the reactor coil (30) is obtained, and when the moving frequency of the trolley rods (209) is monitored to be higher than the normal frequency, an alarm is immediately sent out through the alarm (40), and meanwhile, the equipment is subjected to power-off protection.
2. The high-frequency diathermy device with an alarm function according to claim 1, wherein: one side of link (201) slides and is provided with punch holder (301), and one side of link (201) still is provided with punch holder (302), third movable groove (303) have been seted up to the inside of link (201), and the inside slip of third movable groove (303) is provided with movable block (304), the bottom rotation of link (201) is provided with adjusting bolt (305), and the inside of third movable groove (303) is run through to one end of adjusting bolt (305), the surface of adjusting bolt (305) and the inside threaded connection of movable block (304), and one side of movable block (304) and one side fixed connection of punch holder (301).
3. A high-frequency diathermy device with alarm function according to claim 2, characterized in that: and a third spring (306) is sleeved on the surface of the adjusting bolt (305) and positioned at the top of the movable block (304), and the top end of the third spring (306) is fixedly connected with the top of the inner wall of the third movable groove (303).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111518423.9A CN114170769B (en) | 2021-12-13 | 2021-12-13 | High-frequency diathermanous equipment with alarm function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111518423.9A CN114170769B (en) | 2021-12-13 | 2021-12-13 | High-frequency diathermanous equipment with alarm function |
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| Publication Number | Publication Date |
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| CN114170769A CN114170769A (en) | 2022-03-11 |
| CN114170769B true CN114170769B (en) | 2024-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111518423.9A Active CN114170769B (en) | 2021-12-13 | 2021-12-13 | High-frequency diathermanous equipment with alarm function |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2096443U (en) * | 1991-07-06 | 1992-02-19 | 谢友夫 | Telecontrol electric current adjusting device for ac/dc welding machine |
| US6100807A (en) * | 1998-10-21 | 2000-08-08 | The United States Of America As Represented By The United States Department Of Energy | Rack protection monitor |
| CN111380088A (en) * | 2018-12-29 | 2020-07-07 | 佛山市顺德区美的电热电器制造有限公司 | Induction cooker and method and device for identifying cooking pot on induction cooker |
| CN211554285U (en) * | 2019-12-20 | 2020-09-22 | 广东电网有限责任公司 | Cable distribution box with fault indication function |
| CN111864710A (en) * | 2019-04-24 | 2020-10-30 | 菲尼克斯电气公司 | Overvoltage protector |
| CN113131776A (en) * | 2021-04-19 | 2021-07-16 | 深圳云潼科技有限公司 | Half-bridge IGBT control circuit and electromagnetic induction heating device |
-
2021
- 2021-12-13 CN CN202111518423.9A patent/CN114170769B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2096443U (en) * | 1991-07-06 | 1992-02-19 | 谢友夫 | Telecontrol electric current adjusting device for ac/dc welding machine |
| US6100807A (en) * | 1998-10-21 | 2000-08-08 | The United States Of America As Represented By The United States Department Of Energy | Rack protection monitor |
| CN111380088A (en) * | 2018-12-29 | 2020-07-07 | 佛山市顺德区美的电热电器制造有限公司 | Induction cooker and method and device for identifying cooking pot on induction cooker |
| CN111864710A (en) * | 2019-04-24 | 2020-10-30 | 菲尼克斯电气公司 | Overvoltage protector |
| CN211554285U (en) * | 2019-12-20 | 2020-09-22 | 广东电网有限责任公司 | Cable distribution box with fault indication function |
| CN113131776A (en) * | 2021-04-19 | 2021-07-16 | 深圳云潼科技有限公司 | Half-bridge IGBT control circuit and electromagnetic induction heating device |
Non-Patent Citations (1)
| Title |
|---|
| 机器状态监测与诊断 振动状态监测 第1部分:总则(摘选)(二);设备管理与维修;20100406(04);74-77 * |
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| CN114170769A (en) | 2022-03-11 |
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