CN212943502U - Transformer circuit, air purifier control circuit and ionic wind air purifier - Google Patents
Transformer circuit, air purifier control circuit and ionic wind air purifier Download PDFInfo
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- CN212943502U CN212943502U CN202021370635.8U CN202021370635U CN212943502U CN 212943502 U CN212943502 U CN 212943502U CN 202021370635 U CN202021370635 U CN 202021370635U CN 212943502 U CN212943502 U CN 212943502U
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Abstract
The utility model relates to a transformer circuit, air purifier control circuit and ionic wind air purifier, transformer circuit includes: the piezoelectric ceramic transformer comprises an input module, a piezoelectric ceramic transformer, an output module and a feedback module; the input module is connected with the output module through a piezoelectric ceramic transformer; the output module is also connected with the input module through the feedback module; the piezoelectric ceramic transformer is used for converting the voltage from the input module into a target voltage, and the output module outputs the target voltage to a target electrical appliance; the feedback circuit is used for regulating the input voltage of the input module according to the output voltage feedback of the output module. By using the piezoelectric ceramic transformer to replace a conventional transformer, the size of the transformer is reduced, the service life of a transformer circuit is effectively prolonged, and the application range of the transformer circuit is widened.
Description
Technical Field
The utility model relates to a circuit control technical field, concretely relates to transformer circuit, air purifier control circuit and ionic wind air purifier.
Background
With the development of internet technology, more and more electronic products are present in the world, and integrated circuits are rapidly developed. Generally, in an integrated circuit, a module plays a role of voltage conversion, and better work of an electrical appliance is realized through voltage transformation. At present, most of transformers applied to the voltage conversion circuit have short service life and large volume, and are difficult to apply to some exquisite electronic devices.
Therefore, how to increase the service life of the transformer circuit is a technical problem that needs to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at overcoming the not enough of prior art, provide a transformer circuit, air purifier control circuit and ion wind air purifier to improve transformer circuit and relevant electrical equipment's life.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
in one aspect, a transformer circuit includes: the piezoelectric ceramic transformer comprises an input module, a piezoelectric ceramic transformer, an output module and a feedback module;
the input module is connected with the output module through the piezoelectric ceramic transformer;
the output module is also connected with the input module through the feedback module;
the piezoelectric ceramic transformer is used for converting the voltage from the input module into a target voltage, and the output module outputs the target voltage to a target electrical appliance;
the feedback circuit is used for adjusting the input voltage of the input module according to the output voltage feedback of the output module.
Optionally, the input module includes: the circuit comprises a first inductor, a first field effect transistor, a second field effect transistor, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a first resistor, a second resistor and a third resistor;
the drain electrode of the first field effect transistor is connected with an input power supply through the first inductor, and the first inductor is grounded through the first capacitor; the source electrode of the first field effect transistor is grounded;
the drain electrode of the second field effect transistor is connected with the grid electrode of the first field effect transistor, the drain electrode of the second field effect transistor is also connected with one end of the first resistor, and the other end of the first resistor is connected with the input power supply;
the grid electrode of the second field effect transistor is connected with one end of the second resistor, and the other end of the second resistor is connected with the first resistor; the grid electrode of the second field effect transistor is also connected with one end of the third resistor, and the other end of the third resistor is grounded after being connected with the second capacitor and the third capacitor in series;
the drain electrode of the first field effect transistor is connected with the input end of the piezoelectric ceramic transformer, and the drain electrode of the first field effect transistor is grounded through the fourth capacitor.
Optionally, the output module includes: the circuit comprises a fifth capacitor, a sixth capacitor, a first diode, a second diode, a third diode, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor and an eighth resistor;
the first end of the fifth capacitor and the first end of the sixth capacitor are both connected with the output end of the piezoelectric ceramic transformer;
a second end of the fifth capacitor is respectively connected with an anode of the first diode and a cathode of the second diode, the cathode of the first diode is connected with the first output interface after being connected with the fourth resistor and the fifth resistor in series, and an anode of the second diode is grounded;
the second end of the sixth capacitor is connected with the cathode of the third diode and the anode of the fourth diode respectively, the anode of the third diode is connected with the second output interface after being connected with the sixth resistor and the seventh resistor in series, and the cathode of the fourth diode is connected with the eighth resistor in series and then is grounded.
Optionally, the feedback module includes: a third field effect transistor, a ninth resistor and a seventh capacitor;
the drain electrode of the third field effect transistor is connected with the drain electrode of the second field effect transistor through the ninth resistor, the grid electrode of the third field effect transistor is respectively connected with one end of the seventh capacitor and the cathode of the fourth diode, and the second end of the seventh capacitor and the source electrode of the third field effect transistor are both grounded.
In another aspect, an air purifier control circuit comprises a control chip, an auxiliary module and a transformer circuit as described in any one of the above;
the transformer circuit and the auxiliary module are connected with the control chip.
Optionally, the auxiliary module includes: the device comprises a charging unit, a protection unit and a boosting unit;
the charging unit, the protection unit and the boosting unit are all connected with the control chip.
Optionally, the auxiliary module further includes: a heat dissipation unit;
the heat dissipation unit is connected with the control chip.
Optionally, the auxiliary module further includes: a switch unit and an indicator light unit;
the switch unit and the indicator light unit are connected with the control chip.
Optionally, the diode and the discharge capacitor in the auxiliary module are encapsulated by an encapsulation structure.
In still another aspect, an ion wind air purifier comprises a purifier main body and an air purifier control circuit as described in any one of the above;
air purifier control circuit set up in inside the clarifier main part, air purifier control circuit is used for control ionic wind air purifier's running state.
The beneficial effect of this application does:
the application adopts a transformer circuit, air purifier control circuit and ionic wind air purifier, transformer circuit includes: the piezoelectric ceramic transformer comprises an input module, a piezoelectric ceramic transformer, an output module and a feedback module; the input module is connected with the output module through a piezoelectric ceramic transformer; the output module is also connected with the input module through the feedback module; the piezoelectric ceramic transformer is used for converting the voltage from the input module into a target voltage, and the output module outputs the target voltage to a target electrical appliance; the feedback circuit is used for regulating the input voltage of the input module according to the output voltage feedback of the output module. By using the piezoelectric ceramic transformer to replace a conventional transformer, the size of the transformer is reduced, the service life of a transformer circuit is effectively prolonged, and the application range of the transformer circuit is widened.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic diagram of a transformer circuit provided by an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a first viewing angle of an ion wind air purifier according to an embodiment of the present invention;
fig. 3 is a partial schematic view of another perspective of the ion wind air purifier of fig. 2.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Fig. 1 is a schematic diagram of a transformer circuit according to an embodiment of the present invention.
As shown in fig. 1, a transformer circuit of the present embodiment includes: the device comprises an input module, a piezoelectric ceramic transformer, an output module and a feedback module, wherein the input module is connected with the output module through the piezoelectric ceramic transformer; the output module is also connected with the input module through the feedback module; the piezoelectric ceramic transformer is used for converting the voltage from the input module into a target voltage, and the output module outputs the target voltage to a target electrical appliance; the feedback circuit is used for regulating the input voltage of the input module according to the output voltage feedback of the output module.
In a specific implementation process, specific connection relationships among each other are shown in fig. 1, where the input module may include: the circuit comprises a first inductor 5, a first field effect transistor 6, a second field effect transistor 7, a first capacitor 8, a second capacitor 9, a third capacitor 10, a fourth capacitor 11, a first resistor 12, a second resistor 13 and a third resistor 14; the drain electrode of the first field effect transistor is connected with an input power supply through a first inductor, and the first inductor is grounded through a first capacitor; the source electrode of the first field effect transistor is grounded, the drain electrode of the second field effect transistor is connected with the grid electrode of the first field effect transistor, the drain electrode of the second field effect transistor is also connected with one end of a first resistor, and the other end of the first resistor is connected with an input power supply; the grid of the second field effect transistor is connected with one end of a second resistor, and the other end of the second resistor is connected with the first resistor; the grid electrode of the second field effect transistor is also connected with one end of a third resistor, and the other end of the third resistor is grounded after being connected with the second capacitor and the third capacitor in series; the drain electrode of the first field effect transistor is connected with the input end of the piezoelectric ceramic transformer, and the drain electrode of the first field effect transistor is grounded through a fourth capacitor. The output module may include: a fifth capacitor 15, a sixth capacitor 16, a first diode 17, a second diode 18, a third diode 19, a fourth diode 20, a fourth resistor 21, a fifth resistor 22, a sixth resistor 23, a seventh resistor 24, and an eighth resistor 25; the first end of the fifth capacitor and the first end of the sixth capacitor are both connected with the output end of the piezoelectric ceramic transformer; the second end of the fifth capacitor is connected with the anode of the first diode and the cathode of the second diode respectively, the cathode of the first diode is connected with the first output interface A after being connected with the fourth resistor and the fifth resistor in series, the anode of the second diode is grounded, the second end of the sixth capacitor is connected with the cathode of the third diode and the anode of the fourth diode respectively, the anode of the third diode is connected with the second output interface B after being connected with the sixth resistor and the seventh resistor in series, and the cathode of the fourth diode is connected with the eighth resistor in series and then grounded. The feedback module may then include: a third field effect transistor 26, a ninth resistor 27 and a seventh capacitor 28; the drain of the third field effect transistor is connected to the drain of the second field effect transistor through a ninth resistor, the gate of the third field effect transistor is connected to one end of the seventh capacitor and the cathode of the fourth diode, respectively, and the second end of the seventh capacitor and the source of the third field effect transistor are both grounded.
The present embodiment adopts a transformer circuit, including: the piezoelectric ceramic transformer comprises an input module, a piezoelectric ceramic transformer, an output module and a feedback module; the input module is connected with the output module through a piezoelectric ceramic transformer; the output module is also connected with the input module through the feedback module; the piezoelectric ceramic transformer is used for converting the voltage from the input module into a target voltage, and the output module outputs the target voltage to a target electrical appliance; the feedback circuit is used for regulating the input voltage of the input module according to the output voltage feedback of the output module. By using the piezoelectric ceramic transformer to replace a conventional transformer, the size of the transformer is reduced, the service life of a transformer circuit is effectively prolonged, and the application range of the transformer circuit is widened.
Based on the same general utility model design, this application still includes an air purifier control circuit.
The embodiment provides an air purifier control circuit, which comprises a control chip, an auxiliary module and a transformer circuit as in any one of the above embodiments; the transformer circuit and the auxiliary module are connected with the control chip. The auxiliary module may include: the device comprises a charging unit, a protection unit, a boosting unit, a heat dissipation unit, a switch unit and an indicator light unit; the charging unit, the protection unit and the boosting unit are all connected with the control chip, the heat dissipation unit is connected with the control chip, and the switch unit and the indicator lamp unit are all connected with the control chip. The core chip of the charging unit can adopt TP4056, the chip of the protection unit can adopt XB5352A, the boosting unit can adopt a chip SX1308, and the operation of the control circuit can be effectively ensured through an auxiliary circuit, and detailed description is not given again about the specific connection relation of circuits such as boosting, charging and heat dissipation. In order to guarantee the service life of the control circuit, the diode and the discharge capacitor can be encapsulated by adopting an encapsulation structure, the service life of the diode and the discharge capacitor can be effectively prolonged, and the interference of noise can be effectively reduced.
Based on the same general utility model design, this application still includes an ion wind air purifier.
Fig. 2 is a schematic structural diagram of a first view angle of the ion wind air purifier provided by the embodiment of the present invention, and fig. 3 is a partial schematic structural diagram of another view angle of the ion wind air purifier in fig. 2.
As shown in fig. 2 and fig. 3, the present embodiment provides an ion wind air purifier, which includes a purifier main body and an air purifier control circuit as in any one of the above embodiments, wherein the air purifier control circuit is disposed inside the purifier main body 100, and the air purifier control circuit is used for controlling the operation state of the ion wind air purifier. As shown in fig. 2, the small and flexible overall structure is convenient for users to use, and the USB charging mode is adopted, so that the application range of the users is also convenient to expand, and different working modes can be selected through the keys 200, thereby facilitating the switching of the users. Simultaneously as shown in fig. 3, for purifying mouth 300, can guarantee effectively purifying to the air, can be connected through key-ring 400 and rope or other moreover, user's of being convenient for carry also can directly wear through hanging the rope directly simultaneously, facilitate the use, great improvement holistic practicality.
It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments.
It should be noted that, in the description of the present invention, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In addition, in the description of the present invention, "a plurality" means at least two unless otherwise specified.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. A transformer circuit, comprising: the piezoelectric ceramic transformer comprises an input module, a piezoelectric ceramic transformer, an output module and a feedback module;
the input module is connected with the output module through the piezoelectric ceramic transformer;
the output module is also connected with the input module through the feedback module;
the piezoelectric ceramic transformer is used for converting the voltage from the input module into a target voltage, and the output module outputs the target voltage to a target electrical appliance;
the feedback module is used for adjusting the input voltage of the input module according to the output voltage feedback of the output module.
2. The transformer circuit of claim 1, wherein the input module comprises: the circuit comprises a first inductor, a first field effect transistor, a second field effect transistor, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a first resistor, a second resistor and a third resistor;
the drain electrode of the first field effect transistor is connected with an input power supply through the first inductor, and the first inductor is grounded through the first capacitor; the source electrode of the first field effect transistor is grounded;
the drain electrode of the second field effect transistor is connected with the grid electrode of the first field effect transistor, the drain electrode of the second field effect transistor is also connected with one end of the first resistor, and the other end of the first resistor is connected with the input power supply;
the grid electrode of the second field effect transistor is connected with one end of the second resistor, and the other end of the second resistor is connected with the first resistor; the grid electrode of the second field effect transistor is also connected with one end of the third resistor, and the other end of the third resistor is grounded after being connected with the second capacitor and the third capacitor in series;
the drain electrode of the first field effect transistor is connected with the input end of the piezoelectric ceramic transformer, and the drain electrode of the first field effect transistor is grounded through the fourth capacitor.
3. The transformer circuit of claim 2, wherein the output module comprises: the circuit comprises a fifth capacitor, a sixth capacitor, a first diode, a second diode, a third diode, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor and an eighth resistor;
the first end of the fifth capacitor and the first end of the sixth capacitor are both connected with the output end of the piezoelectric ceramic transformer;
a second end of the fifth capacitor is respectively connected with an anode of the first diode and a cathode of the second diode, the cathode of the first diode is connected with the first output interface after being connected with the fourth resistor and the fifth resistor in series, and an anode of the second diode is grounded;
the second end of the sixth capacitor is connected with the cathode of the third diode and the anode of the fourth diode respectively, the anode of the third diode is connected with the second output interface after being connected with the sixth resistor and the seventh resistor in series, and the cathode of the fourth diode is connected with the eighth resistor in series and then is grounded.
4. The transformer circuit of claim 3, wherein the feedback module comprises: a third field effect transistor, a ninth resistor and a seventh capacitor;
the drain electrode of the third field effect transistor is connected with the drain electrode of the second field effect transistor through the ninth resistor, the grid electrode of the third field effect transistor is respectively connected with one end of the seventh capacitor and the cathode of the fourth diode, and the second end of the seventh capacitor and the source electrode of the third field effect transistor are both grounded.
5. An air purifier control circuit, comprising a control chip, an auxiliary module and a transformer circuit as claimed in any one of claims 1 to 4;
the transformer circuit and the auxiliary module are connected with the control chip.
6. The air purifier control circuit of claim 5, wherein the auxiliary module comprises: the device comprises a charging unit, a protection unit and a boosting unit;
the charging unit, the protection unit and the boosting unit are all connected with the control chip.
7. The air purifier control circuit of claim 6, wherein the auxiliary module further comprises: a heat dissipation unit;
the heat dissipation unit is connected with the control chip.
8. The air purifier control circuit of claim 6, wherein the auxiliary module further comprises: a switch unit and an indicator light unit;
the switch unit and the indicator light unit are connected with the control chip.
9. The air purifier control circuit of claim 5 wherein the diode and the discharge capacitor in the auxiliary module are each encapsulated in a potting structure.
10. An ion wind air cleaner comprising a cleaner body and an air cleaner control circuit as claimed in any one of claims 5 to 9;
air purifier control circuit set up in inside the clarifier main part, air purifier control circuit is used for control ionic wind air purifier's running state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021370635.8U CN212943502U (en) | 2020-07-13 | 2020-07-13 | Transformer circuit, air purifier control circuit and ionic wind air purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021370635.8U CN212943502U (en) | 2020-07-13 | 2020-07-13 | Transformer circuit, air purifier control circuit and ionic wind air purifier |
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| Publication Number | Publication Date |
|---|---|
| CN212943502U true CN212943502U (en) | 2021-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021370635.8U Active CN212943502U (en) | 2020-07-13 | 2020-07-13 | Transformer circuit, air purifier control circuit and ionic wind air purifier |
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| Country | Link |
|---|---|
| CN (1) | CN212943502U (en) |
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- 2020-07-13 CN CN202021370635.8U patent/CN212943502U/en active Active
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