CN110993458A - High-voltage protection circuit device - Google Patents
High-voltage protection circuit device Download PDFInfo
- Publication number
- CN110993458A CN110993458A CN201911285464.0A CN201911285464A CN110993458A CN 110993458 A CN110993458 A CN 110993458A CN 201911285464 A CN201911285464 A CN 201911285464A CN 110993458 A CN110993458 A CN 110993458A
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- China
- Prior art keywords
- cavity
- conductive block
- plate
- fixedly connected
- end wall
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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
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/24—Electromagnetic mechanisms
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/20—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a high-voltage protection circuit device, which comprises a machine shell, wherein a voltage stabilizing cavity is arranged in the machine shell, the lower end wall of the voltage stabilizing cavity is fixedly connected with a resistance plate, the upper end wall of the voltage stabilizing cavity is fixedly connected with a conductive plate, a movable conductive block is connected between the resistance plate and the conductive plate in a sliding way, the conductive plate is communicated with an external input power supply, the resistance plate is communicated with an external output power supply, when the external input voltage is larger, the movable conductive block slides to enable the resistance plates connected with the circuit to be increased, so that the output voltage is reduced, the storage battery is arranged in the shell, when the input voltage is overlarge, the input conductive block and the middle conductive block are arranged in the shell to replace an external input power supply to output electric energy, the lifting conductive block is connected between the input conductive block and the middle conductive block in a sliding way, when the external input voltage is overlarge, the lifting conductive block moves downwards to disconnect the input conductive block from the middle conductive block.
Description
Technical Field
The invention relates to the technical field of emergency circuit protection, in particular to a high-voltage protection circuit device.
Background
In recent years, along with activities such as home appliances going to the countryside, electrical appliances enter remote areas, but in the using process, the voltage of the remote areas is unstable, the situation that the voltage is higher than the rated voltage often occurs, the normal use and the service life of the electrical appliances are affected, and sometimes ultrahigh voltage also occurs, so that the electrical appliances can be burnt, and the life safety of people is threatened, therefore, a machine which can cut off a circuit protection circuit at high voltage and regulate the voltage at higher voltage is needed, and the existing high-voltage protection machine can only protect the circuit at high voltage and cannot realize the function of regulating the voltage at higher voltage.
Disclosure of Invention
The present invention is directed to a high voltage protection circuit arrangement that overcomes the above-mentioned deficiencies of the prior art.
The invention relates to a high-voltage protection circuit device, which comprises a machine shell, wherein a voltage stabilizing cavity is arranged in the machine shell, a resistance plate is fixedly connected with the lower end wall of the voltage stabilizing cavity, a current conducting plate is fixedly connected with the upper end wall of the voltage stabilizing cavity, a movable current conducting block is slidably connected between the resistance plate and the current conducting plate, the current conducting plate is communicated with an external input power supply, the resistance plate is communicated with an external output power supply, when the external input voltage is larger, the movable current conducting block slides to enable the resistance plate connected into the circuit to be increased, so that the output voltage is reduced, a power storage cavity is arranged in the machine shell, a storage battery communicated with the external input power supply is arranged in the power storage cavity, the storage battery can store electric energy, when the input voltage is overlarge, the electric energy is output instead of the external input power supply, so that sudden power failure, the lifting conductive block is connected between the input conductive block and the middle conductive block in a sliding mode, when external input voltage is too large, the lifting conductive block moves downwards to enable the input conductive block to be disconnected from the middle conductive block, a connecting spring is arranged in the rear end wall of the lifting cavity, a switching mechanism is arranged in the end wall of the right side of the shell and comprises a first output conductive block communicated with the resistance plate and a second output conductive block communicated with the storage battery, when the external input voltage is too large, an output power source is switched into the storage battery through the first output conductive block which is disconnected and communicated with the connecting conductive block, and a reset mechanism is arranged in the shell.
On the basis of the technical scheme, the pressure stabilizing mechanism comprises a moving cavity in the left end wall of the pressure stabilizing cavity, the moving cavity is connected with a translation rack with the right end fixedly connected with the moving conducting block in a sliding manner, a transmission cavity is arranged in the rear end wall of the moving cavity, the rear end wall of the transmission cavity is connected with a rotating shaft with the front end positioned in the moving cavity in a rotating manner, the front end of the rotating shaft is fixedly connected with a rotating wheel fixedly connected with the translation rack, the rear end wall of the rotating shaft is fixedly connected with a driven belt wheel, a middle cavity is arranged in the upper end wall of the moving cavity, the rear end wall of the transmission cavity is connected with a rotating shaft with the front end positioned in the middle cavity in a rotating manner, the front end of the rotating shaft is fixedly connected with a rotating wheel, the rear end wall of the rotating, the middle cavity is connected with a movable rack meshed with the rotating wheel in a sliding mode, an adjusting cavity is arranged in the machine shell, the upper end face of the right side of the movable rack is fixedly connected with a connecting rod, the upper end of the connecting rod is located in the adjusting cavity, the adjusting cavity is connected with a movable block, the lower end face of the movable block is fixedly connected with the connecting rod, a horizontal spring is arranged in the adjusting cavity and connected with the movable block and the right end wall of the adjusting cavity, and the left end wall of the adjusting cavity is fixedly connected with a first electromagnet.
On the basis of the technical scheme, the switching mechanism comprises a switching cavity arranged in the right end wall of the voltage stabilizing cavity, the switching cavity is internally provided with the first output conductive block, a connecting circuit for communicating the first output conductive block with the resistance plate is arranged in the casing, the switching cavity is internally provided with the second output conductive block, the casing is internally provided with a connecting wire for communicating the second output conductive block with the storage battery, the upper end of the switching cavity is provided with an output conductive plate, the output conductive plate is connected with a movable conductive plate in a sliding manner, the lower end of the movable conductive plate is fixedly connected with the connecting conductive block, the left end surface of the movable conductive plate is fixedly connected with a push rod of which the left end is positioned in the voltage stabilizing cavity, the switching cavity is internally provided with a connecting spring for connecting the movable conductive plate with the right end wall of the switching cavity, and the casing is internally provided with an output, the lifting cavity is internally provided with the input conductive block, the shell is internally provided with an input circuit communicated with the input conductive block and an external input power supply, the lifting cavity is internally provided with the middle conductive block, the shell is internally provided with a communication communicated with the middle conductive block, the first electromagnet, the conductive plate and an input wire of the storage battery, the lower end wall of the lifting cavity is fixedly connected with a second electromagnet, and the lifting cavity is internally provided with a reset spring connected with the second electromagnet and the lifting conductive block.
On the basis of the technical scheme, the reset mechanism comprises a blocking cavity arranged in the rear end wall of the lifting cavity, a blocking plate is connected in the blocking cavity in a sliding mode, a blocking spring used for blocking the rear end wall of the lifting cavity is arranged in the blocking cavity, the front end face of the fixedly connected with front end of the blocking plate is located on a blocking triangular plate in the lifting cavity, a pressing cavity is arranged in the casing, a pressing plate is connected in the pressing cavity in a sliding mode, the upper end face of the pressing plate is fixedly connected with a pressing button, the upper end face of the pressing plate is fixedly connected with the pressing button, and the other end of the pressing plate is fixedly connected with a connecting rope fixedly connected with the rear end face of the blocking plate.
On the basis of the technical scheme, the elastic force of the blocking spring is larger than the sum of the gravity of the lower pressing plate and the gravity of the lower pressing button, the magnetic force of the first electromagnet is increased along with the increase of the input voltage, and the magnetic force of the second electromagnet is larger than the elastic force of the reset spring.
The invention has the beneficial effects that: the invention is provided with the movable current-conducting plate and the resistance plate, the part of the resistance plate connected with the circuit is increased or reduced through the movement of the movable current-conducting plate, thereby dynamically adjusting the output voltage, and simultaneously, the invention is also provided with a high-voltage power-off function, when the input voltage is higher than an adjustable value, the high-voltage power-off function is started, the input power supply circuit is disconnected, thereby protecting the circuit, and simultaneously, the storage battery is arranged, so that the power output in a short time can be still carried out through the storage battery after the circuit is disconnected, and.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic diagram of a high voltage protection circuit device according to the present invention;
FIG. 2 is an enlarged view of the structure at A-A in FIG. 1 according to an embodiment of the present invention;
FIG. 3 is an enlarged view of the structure at B-B in FIG. 1 according to an embodiment of the present invention;
FIG. 4 is an enlarged view of the structure at C in FIG. 1 according to an embodiment of the present invention.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
Referring to fig. 1 to 4, a high voltage protection circuit device according to an embodiment of the present invention includes a housing 10, a voltage stabilizing cavity 37 is disposed in the housing 10, a resistance plate 39 is fixedly connected to a lower end wall of the voltage stabilizing cavity 37, a current conducting plate 40 is fixedly connected to an upper end wall of the voltage stabilizing cavity 37, a movable conductive block 41 is slidably connected between the resistance plate 39 and the current conducting plate 40, the current conducting plate 40 is connected to an external input power source, the resistance plate 39 is connected to an external output power source, when an external input voltage is large, the movable conductive block 41 slides to increase the resistance plate 39 connected to a circuit, so as to reduce the output voltage, a power storage cavity 13 is disposed in the housing 10, a storage battery 11 is disposed in the power storage cavity 13 and is connected to the external input power source, the storage battery 11 can store electric energy, and when the input voltage is too large, the storage, so as not to be suddenly powered off, a lifting cavity 52 is provided in the casing 10, an input conductive block 61 and a middle conductive block 63 are provided in the lifting cavity 52, a lifting conductive block 51 is connected between the input conductive block 61 and the middle conductive block 63 in a sliding manner, when the external input voltage is too large, the lifting conductive block 51 moves downward to disconnect the input conductive block 61 from the middle conductive block 63, a connecting spring 66 is arranged in the rear end wall of the lifting cavity 52, a switching mechanism 65 is arranged in the right end wall of the machine shell 10, the switching mechanism 65 includes a first output conductive piece 36 communicating with the resistance plate 39 and a second output conductive piece 33 communicating with the battery 11, when the external input voltage is too large, the output power is switched to the storage battery 11 by disconnecting the first output conductive block 36 from the connection conductive block 34, and a reset mechanism 67 is arranged in the casing 10.
In addition, in one embodiment, the voltage stabilizing mechanism 64 includes a moving cavity 14 in the left end wall of the voltage stabilizing cavity 37, the moving cavity 14 is slidably connected with a translation rack 42 fixedly connected with the right end of the moving conductive block 41, a transmission cavity 57 is arranged in the rear end wall of the moving cavity 14, the rear end wall of the transmission cavity 57 is rotatably connected with a rotating shaft 43 with the front end positioned in the moving cavity 14, the front end of the rotating shaft 43 is fixedly connected with a rotating wheel 44 fixedly connected with the translation rack 42, the rear end wall of the rotating shaft 43 is fixedly connected with a driven pulley 58, an upper end wall of the moving cavity 14 is provided with an intermediate cavity 19, the rear end wall of the transmission cavity 57 is rotatably connected with a rotating shaft 21 with the front end positioned in the intermediate cavity 19, the front end of the rotating shaft 21 is fixedly connected with a rotating wheel 20, the rear end wall of the rotating shaft 43 is fixedly connected with a transmission pulley 60, a transmission belt 59 connecting the, the middle cavity 19 is slidably connected with a movable rack 24 meshed with the rotating wheel 20, an adjusting cavity 23 is arranged in the machine shell 10, the upper end face of the right side of the movable rack 24 is fixedly connected with a connecting rod 25, the upper end of the connecting rod is located in the adjusting cavity 23, a movable block 26, the lower end face of which is fixedly connected with the connecting rod 25, is slidably connected in the adjusting cavity 23, a horizontal spring 27, which is used for connecting the movable block 26 with the right end wall of the adjusting cavity 23, is arranged in the adjusting cavity 23, and the left end wall of the adjusting cavity 23 is fixedly connected with a first electromagnet 22.
In addition, in one embodiment, the switching mechanism 65 includes a switching cavity 31 provided in the right end wall of the voltage stabilizing cavity 37, the first output conductive block 36 is provided in the switching cavity 31, a connection line 38 communicating the first output conductive block 36 with the resistance plate 39 is provided in the casing 10, the second output conductive block 33 is provided in the switching cavity 31, a connection wire 35 communicating the second output conductive block 33 with the battery 11 is provided in the casing 10, an output conductive plate 29 is provided at the upper end of the switching cavity 31, the output conductive plate 29 is slidably connected with a movable conductive plate 30, a connection conductive block 34 is fixedly connected to the lower end of the movable conductive plate 30, a push rod 32 whose left end is located in the voltage stabilizing cavity 37 is fixedly connected to the left end face of the movable conductive plate 30, a connection spring 66 connecting the movable conductive plate 30 with the right end wall of the switching cavity 31 is provided in the switching cavity 31, be equipped with in the casing 10 and connect output conductive plate 29 and external output circuit's output line 28, be equipped with in lift chamber 52 input conducting block 61, be equipped with the intercommunication in the casing 10 input conducting block 61 and external input power's input line 17, be equipped with in lift chamber 52 middle conducting block 63, be equipped with the intercommunication in the casing 10 middle conducting block 63 with first electro-magnet 22 the conducting plate 40 and the input wire 16 of battery 11, the terminal wall fixedly connected with second electro-magnet 54 under lift chamber 52, be equipped with in lift chamber 52 and connect second electro-magnet 54 with the reset spring 50 of lift conducting block 51.
In addition, in an embodiment, the reset mechanism 67 includes the blocking cavity 56 provided in the rear end wall of the lifting cavity 52, the blocking plate 55 is slidably connected in the blocking cavity 56, the blocking spring 49 connected between the blocking plate 55 and the rear end wall of the blocking cavity 56 is provided in the blocking cavity 56, the front end face of the blocking plate 55 is fixedly connected with the blocking triangular plate 53 of which the front end is located in the lifting cavity 52, the pressing cavity 46 is provided in the casing 10, the pressing cavity 46 is slidably connected with the pressing plate 47, the upper end face of the pressing plate 47 is fixedly connected with the pressing button 48 of which the upper end is located outside, and the upper end face of the pressing plate 47 is fixedly connected with the connecting rope 45 of which the other end is fixedly connected with the rear end face of the blocking plate 55.
In addition, in one embodiment, the elastic force of the blocking spring 49 is greater than the sum of the weights of the lower pressure plate 47 and the lower button 48, the magnetic force of the first electromagnet 22 increases as the input voltage increases, and the magnetic force of the second electromagnet 54 is greater than the elastic force of the return spring 50.
In the initial state, the horizontal spring 27 is in a relaxed state, the return spring 50 is in a compressed state, the resist spring 49 is in an extended state, the connection spring 66 is in a relaxed state, and the connection conductive piece 34 is in contact with the first output conductive piece 36.
When the voltage input by the input line 17 is large, the first electromagnet 22 is magnetically increased to attract the moving block 26 to move leftward and stretch the horizontal spring 27, the moving block 26 moves leftward to drive the connecting rod 25 to move leftward, so as to drive the moving rack 24 to move leftward, so as to drive the rotating wheel 20 to rotate, so as to drive the rotating shaft 21 to rotate, so as to drive the driving pulley 60 to rotate, so as to drive the driven pulley 58 to rotate through the driving belt 59, so as to drive the rotating shaft 43 to rotate, so as to drive the rotating wheel 44 to rotate, so as to drive the translating rack 42 to move rightward, so as to drive the moving conductive block 41 to move rightward, so as to increase the resistance plates 39 of the access circuit;
when the external power voltage input by the input line 17 exceeds the adjustable range, the first electromagnet 22 attracts the moving block 26 to the left end surface of the first electromagnet 22, so as to drive the moving conductive block 41 to move rightwards to push the push rod 32 to move rightwards, so as to drive the moving conductive plate 30 to move rightwards and compress the connecting spring 66, so as to drive the connecting conductive block 34 to move rightwards, the output conductive plate 29 is disconnected from the first output conductive block 36 and communicated with the connecting conductive block 34, at this time, the output power is switched to the storage battery 11, so as to ensure the power supply in a short time, meanwhile, the second electromagnet 54 starts to attract the lifting conductive block 51 to move downwards and compress the return spring 50, the blocking triangular plate 53 is pushed into the blocking cavity 56 during the downward movement of the lifting conductive block 51, the blocking triangular plate 53 moves backwards to drive the blocking plate 55 to move backwards and compress the blocking spring 49, when the lifting conductive block 51 is positioned below the, under the elastic force of the blocking spring 49, the blocking plate 55 and the blocking triangular plate 53 move forward to return to the initial position, the lifting conductive block 51 moves downward to disconnect the input conductive block 61 from the middle conductive block 63, so that the high voltage input by the outside cannot damage the first electromagnet 22 and the storage battery 11, after a period of time, the second electromagnet 54 loses power and no longer attracts the lifting conductive block 51, the lifting conductive block 51 moves upward under the elastic force of the return spring 50 but is blocked by the blocking triangular plate 53, at this time, the push button 48 needs to be manually pressed down to drive the lower pressure plate 47 to move downward, so as to pull the connecting rope 45, so as to drive the blocking plate 55 and the blocking triangular plate 53 to move backward and no longer block the lifting conductive block 51, the lifting conductive block 51 returns to the initial position, under the elastic force of the horizontal spring 27, the moving block 26 and the connecting rod 25 return to the initial position to drive the moving conductive block 41, under the elastic force of the connecting spring 66, the movable conductive plate 30 moves leftwards to return to the initial position, thereby bringing the push rod 32 and the connecting conductive block 34 back to the initial position, and the device is reset.
The invention has the beneficial effects that: the invention is provided with the movable current-conducting plate and the resistance plate, the part of the resistance plate connected with the circuit is increased or reduced through the movement of the movable current-conducting plate, thereby dynamically adjusting the output voltage, and simultaneously, the invention is also provided with a high-voltage power-off function, when the input voltage is higher than an adjustable value, the high-voltage power-off function is started, the input power supply circuit is disconnected, thereby protecting the circuit, and simultaneously, the storage battery is arranged, so that the power output in a short time can be still carried out through the storage battery after the circuit is disconnected, and.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (5)
1. A high-voltage protection circuit device comprises a shell, wherein a voltage stabilizing cavity is arranged in the shell, a resistance plate is fixedly connected with the lower end wall of the voltage stabilizing cavity, a current conducting plate is fixedly connected with the upper end wall of the voltage stabilizing cavity, a movable current conducting block is connected between the resistance plate and the current conducting plate in a sliding manner, the current conducting plate is communicated with an external input power supply, the resistance plate is communicated with an external output power supply, when the external input voltage is larger, the movable current conducting block slides to enable the resistance plate connected into a circuit to be increased, so that the output voltage is reduced, a power storage cavity is arranged in the shell, a storage battery communicated with the external input power supply is arranged in the power storage cavity, the storage battery can store electric energy, when the input voltage is too large, the electric energy is output instead of the external input power supply, so that sudden power failure cannot occur, the lifting conductive block is connected between the input conductive block and the middle conductive block in a sliding mode, when external input voltage is too large, the lifting conductive block moves downwards to enable the input conductive block to be disconnected from the middle conductive block, a connecting spring is arranged in the rear end wall of the lifting cavity, a switching mechanism is arranged in the end wall of the right side of the shell and comprises a first output conductive block communicated with the resistance plate and a second output conductive block communicated with the storage battery, when the external input voltage is too large, an output power source is switched into the storage battery through the first output conductive block which is disconnected and communicated with the connecting conductive block, and a reset mechanism is arranged in the shell.
2. A high voltage protection circuit arrangement according to claim 1, wherein: the pressure stabilizing mechanism comprises a moving cavity in the left end wall of the pressure stabilizing cavity, the moving cavity is connected with a translation rack with the right end fixedly connected with the moving conductive block in a sliding manner, a transmission cavity is arranged in the rear end wall of the moving cavity, the rear end wall of the transmission cavity is connected with a rotating shaft with the front end positioned in the moving cavity in a rotating manner, the front end of the rotating shaft is fixedly connected with a rotating wheel fixedly connected with the translation rack, the rear end wall of the rotating shaft is fixedly connected with a driven belt wheel, the upper end wall of the moving cavity is internally provided with a middle cavity, the rear end wall of the transmission cavity is connected with a rotating shaft with the front end positioned in the middle cavity in a rotating manner, the front end of the rotating shaft is fixedly connected with a rotating wheel, the rear end wall of the rotating shaft is fixedly connected with a transmission belt wheel, a transmission belt for, the adjustable electromagnetic switch is characterized in that an adjusting cavity is formed in the shell, the upper end face of the right side of the movable rack is fixedly connected with a connecting rod, the upper end of the connecting rod is located in the adjusting cavity, a lower end face of the adjusting cavity is connected with a movable block fixedly connected with the connecting rod in a sliding mode, a horizontal spring for connecting the movable block with the right end wall of the adjusting cavity is arranged in the adjusting cavity, and the left end wall of the adjusting cavity is fixedly connected with a first electromagnet.
3. A high voltage protection circuit arrangement according to claim 2, wherein: the switching mechanism comprises a switching cavity arranged in the right end wall of the voltage stabilizing cavity, the switching cavity is internally provided with the first output conductive block, a connecting circuit for communicating the first output conductive block with the resistance plate is arranged in the casing, the switching cavity is internally provided with the second output conductive block, a connecting wire for communicating the second output conductive block with the storage battery is arranged in the casing, the upper end of the switching cavity is provided with an output conductive plate, the output conductive plate is connected with a movable conductive plate in a sliding manner, the lower end of the movable conductive plate is fixedly connected with a connecting conductive block, the left end surface of the movable conductive plate is fixedly connected with a push rod of which the left end is positioned in the voltage stabilizing cavity, the switching cavity is internally provided with a connecting spring for connecting the movable conductive plate with the right end wall of the switching cavity, and the casing is internally provided with an output circuit for, the lifting cavity is internally provided with the input conductive block, the shell is internally provided with an input circuit communicated with the input conductive block and an external input power supply, the lifting cavity is internally provided with the middle conductive block, the shell is internally provided with a communication communicated with the middle conductive block, the first electromagnet, the conductive plate and an input wire of the storage battery, the lower end wall of the lifting cavity is fixedly connected with a second electromagnet, and the lifting cavity is internally provided with a reset spring connected with the second electromagnet and the lifting conductive block.
4. A high voltage protection circuit arrangement according to claim 1, wherein: canceling release mechanical system includes lifting chamber rear end wall is equipped with and blocks the chamber, it has the barrier plate to block intracavity sliding connection, it is equipped with the connection to block the intracavity the barrier plate with block the spring that blocks chamber rear end wall, the terminal surface fixedly connected with front end is located the set-square that blocks of lifting chamber intracavity, be equipped with down the chamber in the casing, it has the holding down plate to push down intracavity sliding connection, it is located external push button to push down on the upper end of the holding down plate terminal surface fixedly connected with, the holding down plate up end fixedly connected with other end with the connection rope of barrier plate rear end face fixed connection.
5. The high voltage protection circuit arrangement of claim 4, wherein: the elastic force of the blocking spring is larger than the sum of the gravity of the lower pressing plate and the gravity of the lower pressing button, the magnetic force of the first electromagnet is increased along with the increase of the input voltage, and the magnetic force of the second electromagnet is larger than the elastic force of the reset spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911285464.0A CN110993458A (en) | 2019-12-13 | 2019-12-13 | High-voltage protection circuit device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911285464.0A CN110993458A (en) | 2019-12-13 | 2019-12-13 | High-voltage protection circuit device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110993458A true CN110993458A (en) | 2020-04-10 |
Family
ID=70093587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911285464.0A Withdrawn CN110993458A (en) | 2019-12-13 | 2019-12-13 | High-voltage protection circuit device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110993458A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115528794A (en) * | 2021-12-31 | 2022-12-27 | 百纳德（扬州）电能系统股份有限公司 | UPS power supply with output frequency stabilizing structure |
-
2019
- 2019-12-13 CN CN201911285464.0A patent/CN110993458A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115528794A (en) * | 2021-12-31 | 2022-12-27 | 百纳德（扬州）电能系统股份有限公司 | UPS power supply with output frequency stabilizing structure |
| CN115528794B (en) * | 2021-12-31 | 2023-10-20 | 百纳德（扬州）电能系统股份有限公司 | UPS power supply with output frequency stabilizing structure |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200410 |
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| WW01 | Invention patent application withdrawn after publication |