CN219779825U - Surge protector circuit - Google Patents
Surge protector circuit Download PDFInfo
- Publication number
- CN219779825U CN219779825U CN202320956340.6U CN202320956340U CN219779825U CN 219779825 U CN219779825 U CN 219779825U CN 202320956340 U CN202320956340 U CN 202320956340U CN 219779825 U CN219779825 U CN 219779825U
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- Prior art keywords
- surge
- surge protector
- valve
- protector circuit
- circuit
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Links
- 230000001012 protector Effects 0.000 title claims abstract description 19
- 239000003990 capacitor Substances 0.000 claims abstract description 34
- 239000011159 matrix material Substances 0.000 claims abstract description 19
- 230000000694 effects Effects 0.000 abstract description 3
- 238000004146 energy storage Methods 0.000 abstract description 3
- 230000002159 abnormal effect Effects 0.000 abstract 1
- 238000001914 filtration Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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- Emergency Protection Circuit Devices (AREA)
Abstract
The utility model provides a surge protector circuit, which relates to the field of protectors, and when the surge protector circuit is used, a battery assembly is connected with the surge protector circuit and then voltage output is carried out, the surge protector circuit is started by excessive surge, and a choke coil firstly suppresses abnormal current; the spike current is absorbed by the spike filter component; the large surge can be absorbed and stored by the capacitor matrix, and released as one of energy-saving links after the surge descends; the basic protection performance of the valve circuit part is as follows: the front three-stage piezoresistor is controlled to perform proper step storage under the specific voltage condition, and is released again to be a supplementary current after the surge is removed, so that the second energy-saving link is realized; the final protection link of the valve circuit part consists of a fourth-stage piezoresistor and a pressure relief valve, an energy storage capacitor is not arranged at the moment, and a release port is opened when the voltage exceeds 130V, so that surge electromotive force is directly surge to B-, and the effects of eliminating danger and protecting devices are achieved.
Description
Technical Field
The utility model relates to the field of protectors, in particular to a surge protector circuit.
Background
In the application of new energy lithium battery, the equipment often fails or cannot be used due to the impact of reverse kinetic energy and reverse energy of the energy recovery system built in the equipment. For example: the voltage is higher than 80V, and the application voltage is lower than 12V or 24V, especially when the situation of high current demand is met, the surge current is often out of control and causes equipment damage.
Disclosure of Invention
The embodiment of the utility model aims to provide a surge protector circuit which can solve the technical problem of impact of reverse kinetic energy and reverse energy of reverse operation of a recovery system.
The embodiment of the utility model provides a surge protector circuit which comprises a battery assembly, a computer load workpiece, a choke coil assembly, a peak filtering assembly, a capacitor matrix and a valve circuit assembly, wherein one end of the computer load workpiece is connected with the negative electrode of the battery assembly, the other end of the computer load workpiece is respectively connected with one end of the valve circuit assembly, one end of the capacitor matrix and one end of the peak filtering assembly, the computer load workpiece is connected with the positive electrode of the battery assembly through the choke coil assembly, and the other end of the valve circuit assembly, the other end of the capacitor matrix and the other end of the peak filtering assembly are connected with the negative electrode of the battery assembly.
Preferably, the choke assembly comprises at least two EI-shaped couplers.
Preferably, the spike filter assembly comprises three first capacitors connected in parallel.
Preferably, the capacitive matrix comprises a plurality of second capacitors connected in parallel, the second capacitors being provided with at least four.
Preferably, the valve circuit member includes a plurality of valve circuits, and a relief valve is provided in at least one of the valve circuits.
Preferably, the battery assembly includes a plurality of batteries connected in series.
The utility model has the beneficial effects that:
the utility model provides a surge protector circuit, which comprises a battery component, a computer load workpiece, a choke coil component, a peak filter component, a capacitor matrix and a valve circuit component, wherein one end of the computer load workpiece is connected with the negative electrode of the battery component, the other end of the computer load workpiece is respectively connected with one end of the valve circuit component, one end of the capacitor matrix and one end of the peak filter component, the computer load workpiece is connected with the positive electrode of the battery component through the choke coil component, and the other end of the valve circuit component, the other end of the capacitor matrix and the other end of the peak filter component are connected with the negative electrode of the battery component; the spike current is absorbed by the spike filter component; the large surge can be absorbed and stored by the capacitor matrix, and released as one of energy-saving links after the surge descends; the basic protection performance of the valve circuit part is as follows: the front three-stage piezoresistor is controlled under a specific voltage condition, and a proper amount of steps are made for storage and are released again to be a supplementary current after surge is removed, so that the voltage-dependent resistor is used as a second energy-saving link; the final protection link of the valve circuit part consists of a fourth-stage piezoresistor and a pressure relief valve, an energy storage capacitor is not arranged at the moment, and a release port is opened when the voltage exceeds 130V, so that surge electromotive force is directly surge to B-, and the effects of eliminating danger and protecting devices are achieved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic circuit diagram of the present utility model.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in use of the product of the application, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1, a surge protector circuit comprises a battery assembly, a computer load workpiece, a choke coil assembly, a peak filter assembly, a capacitor matrix and a valve circuit member, wherein one end of the computer load workpiece is connected with the negative electrode of the battery assembly, the other end of the computer load workpiece is respectively connected with one end of the valve circuit member, one end of the capacitor matrix and one end of the peak filter assembly, the computer load workpiece is connected with the positive electrode of the battery assembly through the choke coil assembly, and the other end of the valve circuit member, the other end of the capacitor matrix and the other end of the peak filter assembly are connected with the negative electrode of the battery assembly; spike current (PEAK) is absorbed by a spike filter component; the large surge can be absorbed and stored by the capacitor matrix, and released as one of energy-saving links after the surge descends; the basic protection performance of the valve circuit part is as follows: the front three-stage piezoresistor is controlled under a specific voltage condition, and a proper amount of steps are made for storage and are released again to be a supplementary current after surge is removed, so that the voltage-dependent resistor is used as a second energy-saving link; the final protection link of the valve circuit part consists of a fourth-stage piezoresistor and a pressure relief valve, an energy storage capacitor is not arranged at the moment, and a release port is opened when the voltage exceeds 130V, so that surge electromotive force is directly surge to B-, and the effects of eliminating danger and protecting devices are achieved.
As shown in fig. 1, in this embodiment, the choke assembly includes at least two EI-shaped couplers, the spike filter assembly includes three first capacitors connected in parallel, the capacitance matrix includes a plurality of second capacitors connected in parallel, the second capacitors are at least four, the valve circuit member includes a plurality of valve circuits, at least one of the valve circuits is provided with a pressure release valve, and the battery assembly includes a plurality of batteries connected in series; the EI-shaped coupler can effectively inhibit the current of alternating current; the first capacitor filters different peak waveforms; the capacitor matrix is characterized by multiple capacitors, multiple channels and instant current absorption. Besides slowing down the current speed, reduce the time that the voltage risees simultaneously to with the energy reuse that stores as the supplementary electric current after the circuit is stable, valve circuit group mainly used manages surge current step by step, carries out the capacitor absorption in grades, utilizes the electric energy of system as far as possible, increases duration: first stage: when the normal working voltage is 80V, (1) the voltage stabilizing threshold is set at 95V to open the first capacitor, and the smooth voltage is maintained; second stage: when the surge voltage reaches 115v, (2) the pressure relief valve is opened, and the surge voltage enters a capacitor matrix to keep the system stable; third stage: when the surge voltage rises to 125v, (3) the safety valve is opened, and the large capacitor array rapidly absorbs the surge power; fourth stage: if the safety valve fails to regulate the voltage rise, the protection function (relief valve) is immediately activated and the extreme voltage is discharged back to the battery.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. A surge protector circuit, characterized by: the computer load workpiece is connected with one end of the valve circuit component, one end of the capacitor matrix is connected with one end of the peak filter component, the computer load workpiece is connected with the positive electrode of the battery component through the choke component, and the other end of the valve circuit component is connected with the other end of the capacitor matrix, and the other end of the peak filter component is connected with the negative electrode of the battery component.
2. A surge protector circuit according to claim 1, characterized by: the choke assembly includes at least two EI-shaped couplers.
3. A surge protector circuit according to claim 1, characterized by: the spike filter assembly includes three first capacitors connected in parallel.
4. A surge protector circuit according to claim 1, characterized by: the capacitive matrix comprises a plurality of second capacitors connected in parallel, and the second capacitors are at least provided with four capacitors.
5. A surge protector circuit according to claim 1, characterized by: the valve circuit piece comprises a plurality of valve circuits, and a pressure relief valve is arranged on at least one valve circuit.
6. A surge protector circuit according to claim 1, characterized by: the battery assembly includes a plurality of batteries connected in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320956340.6U CN219779825U (en) | 2023-04-25 | 2023-04-25 | Surge protector circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320956340.6U CN219779825U (en) | 2023-04-25 | 2023-04-25 | Surge protector circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219779825U true CN219779825U (en) | 2023-09-29 |
Family
ID=88130708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320956340.6U Active CN219779825U (en) | 2023-04-25 | 2023-04-25 | Surge protector circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219779825U (en) |
-
2023
- 2023-04-25 CN CN202320956340.6U patent/CN219779825U/en active Active
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