CN114043889A - Low-power electric automobile charging and power supply terminal based on overload protection - Google Patents
Low-power electric automobile charging and power supply terminal based on overload protection Download PDFInfo
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- CN114043889A CN114043889A CN202111396389.2A CN202111396389A CN114043889A CN 114043889 A CN114043889 A CN 114043889A CN 202111396389 A CN202111396389 A CN 202111396389A CN 114043889 A CN114043889 A CN 114043889A
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- terminal
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- overload protection
- water tank
- charging
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000004020 conductor Substances 0.000 claims abstract description 22
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 18
- 229910052742 iron Inorganic materials 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 2
- 238000001704 evaporation Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 230000005484 gravity Effects 0.000 abstract description 4
- 238000011084 recovery Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003657 drainage water Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/60—Monitoring or controlling charging stations
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/92—Energy efficient charging or discharging systems for batteries, ultracapacitors, supercapacitors or double-layer capacitors specially adapted for vehicles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention provides a small-power electric vehicle charging and power supplying terminal based on overload protection, which belongs to the technical field of electric vehicle charging and comprises a terminal main body, wherein wire inlet holes are formed in the left side and the right side of the terminal main body, wires are inserted in the wire inlet holes, a conductor is connected in a sliding manner in a power-on groove, a turntable is rotatably arranged in the terminal main body, a crank is movably arranged at the top of the turntable, a balance block is fixedly arranged at the bottom of a connecting post on the right side, a water tank is fixedly arranged at the bottom of the connecting post on the left side, an easily-evaporated solution is arranged in the water tank, the solution in the water tank is evaporated and discharged out of the water tank due to the temperature rise of the terminal main body, so that the balance of the turntable is damaged, the turntable deflects to drive the crank to move under the gravity action of the balance block, so that the crank drives the conductor to move downwards in the power-on groove, and the wires at the two ends of the terminal main body are disconnected, the effect of terminal body overload protection has been reached.
Description
Technical Field
The invention relates to the technical field of electric automobile charging, in particular to a low-power electric automobile charging and power supply terminal based on overload protection.
Background
Electric automobile that widely uses on the market fills power supply terminal for alternating current electric automobile fills electric pile, and fixed mounting is outside electric automobile, through being connected with alternating current network, provides alternating current power supply for electric automobile vehicle-mounted machine. When charging for electric automobile, fill electric pile, in order to prevent the overload and lead to the temperature rise to burn out the circuit, the majority adopts the fusing silk to protect the circuit.
Adopt the fuse to protect the circuit, there is the manual reconnection that needs to be carried out the circuit to the manual work, simultaneously, because the ability that the fuse bore the temperature is less, probably when the electric current overload appears in the circuit, the fuse burns out and causes the whole damage of circuit, has the potential safety hazard.
In order to ensure that the charging terminal can be recovered to a circuit connection state when the temperature of the charging terminal is recovered to be normal while carrying out overload protection on the charging terminal, a charging and power supply terminal of a low-power electric automobile based on the overload protection is provided to solve the problems.
Disclosure of Invention
In order to solve the problems that the circuit needs to be manually reconnected when the fuse wire is adopted to protect the circuit, and meanwhile, because the fuse wire has small capacity of bearing all text, the fuse wire is possibly burnt out to damage the whole circuit when the circuit is overloaded, and potential safety hazards exist, the purpose that the charging terminal can be recovered to a circuit connection state when the temperature of the charging terminal is recovered to be normal when the charging terminal is overloaded and protected is realized by the following technical scheme: a small-power electric vehicle charging and power supplying terminal based on overload protection comprises a terminal main body, wherein wire inlet holes are formed in the left side and the right side of the terminal main body, and electric wires are inserted into the wire inlet holes;
the circular telegram groove has been seted up to the inside of terminal main part, the inside sliding connection of circular telegram groove has the conductor, the through-hole has been seted up to the bottom of circular telegram groove, the inside rotation of terminal main part installs the carousel, the top movable mounting of carousel has the crank, the inside fixed mounting of carousel has two spliced poles, two the spliced pole symmetry is installed on the carousel, the right side the bottom fixed mounting of spliced pole has the balancing piece, the left side the bottom fixed mounting of spliced pole has the water tank, the inside solution that easily evaporates that is equipped with of water tank, weight when the water tank is filled with solution with the weight of balancing piece equals.
Furthermore, an elastic pad is fixedly arranged on the inner wall of the wire inlet hole.
Further, the crank is connected with the conductor, and when the crank is located on the top of the rotary table, the conductor is connected with the electric wire.
Further, the right side fixed mounting of water tank has the inlet tube, the venthole has been seted up at the top of water tank, the inside sliding connection of venthole has the sprue, the bottom fixedly connected with spring of sprue.
Furthermore, the air outlet hole is step-shaped, and the inner diameter of the air outlet hole tends to expand from the bottom to the top.
Further, the inside fixed mounting of carousel has the electro-magnet, the spout has been seted up to the inside of carousel, the inside sliding connection of spout has the iron ball, the spout is located under the electro-magnet, two the spliced pole is about the spout symmetry.
Further, the inner wall on terminal main part right side has seted up the slide, the right side fixedly connected with gag lever post of spliced pole, the other end of gag lever post slides in the slide.
The invention provides a low-power electric automobile charging and power supplying terminal based on overload protection. The method has the following beneficial effects:
1. this miniwatt electric automobile fills power supply terminal based on overload protection, through terminal subject temperature rise cause the solution in the water tank to evaporate the drainage water tank to the carousel balance is destroyed, under balancing piece gravity, the carousel deflects and drives the crank and remove, thereby the crank drives the conductor and moves downwards in the circular telegram inslot, makes the electric wire disconnection at terminal subject both ends, has reached terminal subject overload protection's effect.
2. This miniwatt electric automobile fills power supply terminal based on overload protection loses power supply through the electro-magnet, under the taut and straight spring action in the spout, the spring drives on the centre of a circle department of iron ball from the carousel removes the circumference, under the action of iron ball gravity, the carousel will reset, sends the conductor into between two electric wires through the crank, makes the power supply of terminal main part once more, has realized the effect that terminal main part automatic recovery circular telegram.
Drawings
Fig. 1 is a perspective view of a charging terminal;
fig. 2 is an internal sectional view of the charging terminal;
FIG. 3 is a cross-sectional view of the interior of the energization slot;
FIG. 4 is a perspective view of the turntable;
FIG. 5 is a schematic view of a turntable;
FIG. 6 is a schematic view of a water tank;
fig. 7 is an enlarged view of the structure at a in fig. 6.
In the figure: 1. a terminal main body; 11. a wire inlet hole; 111. an electric wire; 112. an elastic pad; 2. a current-carrying groove; 21. a conductor; 22. a through hole; 3. a turntable; 31. a crank; 32. connecting columns; 33. a counterbalance; 34. a water tank; 35. a water inlet pipe; 36. an air outlet; 37. blocking; 38. a spring; 39. an electromagnet; 310. a chute; 311. an iron ball; 4. a slideway; 41. a limiting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the low-power electric vehicle charging and power supplying terminal based on overload protection is as follows:
example 1:
referring to fig. 1-3 and 5-7, a small-power electric vehicle charging and power supplying terminal based on overload protection comprises a terminal body 1, wire inlet holes 11 are formed in the left side and the right side of the terminal body 1, wires 111 are inserted into the wire inlet holes 11, elastic pads 112 are fixedly mounted on the inner walls of the wire inlet holes 11, a power-on groove 2 is formed in the terminal body 1, conductors 21 are slidably connected to the inside of the power-on groove 2, through holes 22 are formed in the bottom of the power-on groove 2, a turntable 3 is rotatably mounted in the terminal body 1, a crank 31 is movably mounted at the top of the turntable 3, the crank 31 is connected with the conductors 21, when the crank 31 is located at the top of the turntable 3, the conductors 21 are connected with the wires 111, two connecting posts 32 are fixedly mounted in the turntable 3, the two connecting posts 32 are symmetrically mounted on the turntable 3, and a balance weight 33 is fixedly mounted at the bottom of the right connecting post 32, the bottom fixed mounting of left side spliced pole 32 has water tank 34, the inside solution that easily evaporates that is equipped with of water tank 34, weight when water tank 34 fills with solution equals with the weight of balancing piece 33, the right side fixed mounting of water tank 34 has inlet tube 35, venthole 36 has been seted up at the top of water tank 34, the inside sliding connection of venthole 36 has sprue 37, the bottom fixedly connected with spring 38 of sprue 37, venthole 36 is the step form, venthole 36 is from the bottom to the top, its internal diameter has the expansion trend.
When in use, the elastic pad 112 is arranged on the inner wall of the wire inlet hole 11, the friction between the wire 111 and the wire inlet hole 11 is reduced, the wire 111 is protected, the service life of the wire 111 is prolonged, when the terminal body 1 is switched on and current overload occurs to the terminal body 1, the temperature of the wire 111 is increased, the solution in the water tank 34 is evaporated through the increased temperature in the terminal body 1, then the evaporated solution pushes the block 37 open, the water tank 34 is discharged, when the solution in the water tank 34 is not changed into gas through the arrangement of the air outlet hole 36, the block 37 and the spring 38, the solution leakage is prevented, when the solution in the water tank 34 is discharged, the whole weight of the water tank 34 is reduced, the balance state of the rotary disc 3 is destroyed, the rotary disc 3 rotates clockwise under the action of the balance weight 33 arranged at the bottom of the connecting column 32 at the right side of the rotary disc 3, and the crank 31 is initially positioned at the top of the rotary disc 3, after the turntable 3 rotates, the height of the crank 31 will descend, because the crank 31 is connected with the conductor 21, the conductor 21 vertically moves downwards in the power-on slot 2, because the crank 31 is on the top of the turntable 3, the conductor 21 is connected between the two electric wires 111, after the conductor 21 moves downwards, the conductor 21 leaves the electric wires 111, the circuit of the terminal body 1 is disconnected, meanwhile, the inner diameter of the through hole 22 arranged at the bottom of the power-on slot 2 is smaller than the section of the conductor 21, the conductor 21 is ensured to always move in the power-on slot 2, after the current of the terminal body 1 is overloaded, the circuit of the terminal body 1 is automatically disconnected, and the effect of avoiding the damage of the terminal body 1 is achieved.
Example 2:
referring to fig. 2 and 4, an electromagnet 39 is fixedly installed inside the rotary disc 3, a sliding groove 310 is formed inside the rotary disc 3, an iron ball 311 is slidably connected inside the sliding groove 310, the sliding groove 310 is located right below the electromagnet 39, the two connecting columns 32 are symmetrical with respect to the sliding groove 310, a sliding way 4 is formed on the inner wall of the right side of the terminal main body 1, a limiting rod 41 is fixedly connected to the right side of the right connecting column 32, and the other end of the limiting rod 41 slides in the sliding way 4.
When the terminal body 1 is used, after the temperature inside the terminal body 1 returns to normal, the electromagnet 39 is controlled to lose power supply, the electromagnet 39 is powered initially, the electromagnet 39 attracts the iron ball 311 to move towards the center of a circle inside the sliding groove 310, after the electromagnet 39 loses power, the iron ball 311 moves to the circumferential position of the rotary disc 3 under the action of the tensioned and straightened spring 38, so that the rotary disc 3 deflects under the action of the gravity of the iron ball 311, the rotary disc 3 is reset, the conductor 21 is pushed into the two electric wires 111 again through the crank 31, the terminal body 1 automatically restores power supply, then the water is replenished to the water tank 34 through the water inlet pipe 35, then the electromagnet 39 is controlled to obtain power supply, the rotary disc 3 is maintained to be automatically balanced again through the water tank 34, meanwhile, one end of the limiting rod 41 is connected to the connecting column 32, the other end of the limiting rod is connected to the inside the sliding track 4 to slide, the size through slide 4 limits the rotation volume of carousel 3, avoids carousel 3 to rotate the problem that the excessive carousel 3 leads to carousel 3 can't reset, has reached terminal body 1 after opening circuit, the effect of automatic recovery circular telegram.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A low-power electric vehicle charging and power supplying terminal based on overload protection comprises a terminal main body (1), wherein wire inlet holes (11) are formed in the left side and the right side of the terminal main body (1), and electric wires (111) are inserted into the wire inlet holes (11);
the method is characterized in that: circular telegram groove (2) have been seted up to the inside of terminal main part (1), the inside sliding connection of circular telegram groove (2) has conductor (21), through-hole (22) have been seted up to the bottom of circular telegram groove (2), carousel (3) are installed to the internal rotation of terminal main part (1), the top movable mounting of carousel (3) has crank (31), the inside fixed mounting of carousel (3) has two spliced poles (32), two spliced pole (32) symmetry is installed on carousel (3), the right side the bottom fixed mounting of spliced pole (32) has balancing piece (33), left side the bottom fixed mounting of spliced pole (32) has water tank (34), the solution of easily evaporating is equipped with to water tank (34) inside, weight when water tank (34) fill with the solution with the weight of balancing piece (33) equals.
2. The charging and power supplying terminal of the low-power electric automobile based on the overload protection as claimed in claim 1, wherein: and an elastic pad (112) is fixedly arranged on the inner wall of the wire inlet hole (11).
3. The charging and power supplying terminal of the low-power electric automobile based on the overload protection as claimed in claim 2, wherein: the crank (31) is connected with the conductor (21), and when the crank (31) is positioned at the top of the turntable (3), the conductor (21) is connected with the electric wire (111).
4. The charging and power supply terminal of the low-power electric automobile based on the overload protection as claimed in claim 1 or 3, wherein: the right side fixed mounting of water tank (34) has inlet tube (35), venthole (36) have been seted up at the top of water tank (34), the inside sliding connection of venthole (36) has sprue (37), the bottom fixedly connected with spring (38) of sprue (37).
5. The charging and power supplying terminal of the low-power electric automobile based on the overload protection is characterized in that: the air outlet hole (36) is step-shaped, and the inner diameter of the air outlet hole (36) tends to expand from the bottom to the top.
6. The charging and power supply terminal of the low-power electric automobile based on the overload protection as claimed in claim 1 or 4, wherein: the inside fixed mounting of carousel (3) has electro-magnet (39), spout (310) have been seted up to the inside of carousel (3), the inside sliding connection of spout (310) has iron ball (311), spout (310) are located under electro-magnet (39), two spliced pole (32) are about spout (310) symmetry.
7. The charging and power supplying terminal of the low-power electric automobile based on the overload protection as claimed in claim 6, wherein: slide (4), right side have been seted up to the inner wall on terminal main part (1) right side the right side fixedly connected with gag lever post (41) of spliced pole (32), the other end of gag lever post (41) slides in slide (4).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202111396389.2A CN114043889A (en) | 2021-11-23 | 2021-11-23 | Low-power electric automobile charging and power supply terminal based on overload protection |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202111396389.2A CN114043889A (en) | 2021-11-23 | 2021-11-23 | Low-power electric automobile charging and power supply terminal based on overload protection |
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CN114043889A true CN114043889A (en) | 2022-02-15 |
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CN202111396389.2A Pending CN114043889A (en) | 2021-11-23 | 2021-11-23 | Low-power electric automobile charging and power supply terminal based on overload protection |
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB567019A (en) * | 1942-07-21 | 1945-01-24 | British Thomson Houston Co Ltd | Improvements in and relating to thermally responsive electric protective devices |
CN208596940U (en) * | 2018-08-31 | 2019-03-12 | 国家电网有限公司 | Generating set voltage circuit protective device |
JP6600926B1 (en) * | 2019-04-19 | 2019-11-06 | 厦門磊莎茶具有限公司 | Tilt prevention cup |
CN110667425A (en) * | 2019-11-18 | 2020-01-10 | 永康珀帐锂电池科技有限公司 | Anti-overload new energy automobile charging pile |
CN111890970A (en) * | 2020-08-13 | 2020-11-06 | 王爱莲 | Automatic change new energy automobile protection device that charges |
CN112303820A (en) * | 2020-09-18 | 2021-02-02 | 珠海格力电器股份有限公司 | Overload protection detection control method, computer readable storage medium and air conditioner |
CN113286485A (en) * | 2021-04-13 | 2021-08-20 | 杭州宗圆贸易有限公司 | Self-power-off equipment for cooling machine box main body and continuously raising temperature |
WO2021164536A1 (en) * | 2020-02-18 | 2021-08-26 | 远景能源有限公司 | Charging adapter for electric vehicle and charging protection method |
-
2021
- 2021-11-23 CN CN202111396389.2A patent/CN114043889A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB567019A (en) * | 1942-07-21 | 1945-01-24 | British Thomson Houston Co Ltd | Improvements in and relating to thermally responsive electric protective devices |
CN208596940U (en) * | 2018-08-31 | 2019-03-12 | 国家电网有限公司 | Generating set voltage circuit protective device |
JP6600926B1 (en) * | 2019-04-19 | 2019-11-06 | 厦門磊莎茶具有限公司 | Tilt prevention cup |
CN110667425A (en) * | 2019-11-18 | 2020-01-10 | 永康珀帐锂电池科技有限公司 | Anti-overload new energy automobile charging pile |
WO2021164536A1 (en) * | 2020-02-18 | 2021-08-26 | 远景能源有限公司 | Charging adapter for electric vehicle and charging protection method |
CN111890970A (en) * | 2020-08-13 | 2020-11-06 | 王爱莲 | Automatic change new energy automobile protection device that charges |
CN112303820A (en) * | 2020-09-18 | 2021-02-02 | 珠海格力电器股份有限公司 | Overload protection detection control method, computer readable storage medium and air conditioner |
CN113286485A (en) * | 2021-04-13 | 2021-08-20 | 杭州宗圆贸易有限公司 | Self-power-off equipment for cooling machine box main body and continuously raising temperature |
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