CN219866537U - Low-power consumption solenoid valve drive circuit and solenoid valve - Google Patents
Low-power consumption solenoid valve drive circuit and solenoid valve Download PDFInfo
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- CN219866537U CN219866537U CN202320152673.3U CN202320152673U CN219866537U CN 219866537 U CN219866537 U CN 219866537U CN 202320152673 U CN202320152673 U CN 202320152673U CN 219866537 U CN219866537 U CN 219866537U
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- 238000004146 energy storage Methods 0.000 claims abstract description 22
- 239000003990 capacitor Substances 0.000 claims description 49
- 239000007787 solid Substances 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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Abstract
The utility model discloses a low-power consumption electromagnetic valve driving circuit which comprises a power supply module, an input module, a driving module, an output module and a control module, wherein the power supply module is connected with the input module; the power supply module is connected with the input module, the input module is connected with the driving module, the driving module is connected with the output module, the output module is used for being connected with the electromagnetic valve, and the control module is respectively connected with the power supply module and the driving module; the driving module comprises an energy storage unit and a triggering unit connected with the energy storage unit, the energy storage unit is used for receiving input current of the power supply module, storing and boosting, the triggering unit is used for receiving a triggering signal of the control module, and the electromagnetic valve is started through boosting voltage. The utility model realizes the conduction of the electromagnetic valve through the boosted voltage when the electromagnetic valve is started, and the follow-up power supply module maintains the attraction between the electromagnetic heads by adopting smaller current, thereby greatly reducing the driving power consumption while maintaining the conduction state of the electromagnetic valve.
Description
Technical Field
The utility model belongs to the technical field of electromagnetic valves, and particularly relates to a low-power-consumption electromagnetic valve driving circuit and an electromagnetic valve.
Background
The electromagnetic valve is an electric control switch on-off device commonly used in electric control, and the application range is very wide. When the electromagnetic valve is electrified, the electromagnetic coil generates electromagnetic force to attract the electromagnetic head in the electromagnetic valve, so that the electromagnetic valve is conducted; after the power is off, the electromagnetic force disappears, and the electromagnetic head is not attracted, so that the electromagnetic valve is closed. Before the electromagnetic valve is connected, a large current is usually required to generate enough electromagnetic force due to a long distance between electromagnetic heads, but after the electromagnetic valve is connected, if the electromagnetic heads are kept attracted by the conducting current of the electromagnetic valve, the power consumption of the electromagnetic valve is greatly increased, and the problems of too fast temperature rise and shortened service life of the electromagnetic valve are caused by long-time work; for portable instruments powered by batteries, for example, the high power consumption of solenoid valves also shortens the power supply time of the power supply, making the instrument of limited application range.
Therefore, a new low-power-consumption electromagnetic valve driving circuit is needed, and after the electromagnetic valve is conducted, the attraction between electromagnetic heads is maintained by adopting smaller current, so that the driving power consumption is greatly reduced while the conduction state of the electromagnetic valve is maintained.
Disclosure of Invention
The utility model aims to provide a low-power consumption electromagnetic valve driving circuit and an electromagnetic valve, which are used for solving the technical problem that the power consumption is increased because a circuit board of electromagnetic valve configuration in the prior art needs larger working current and power to realize the action of the electromagnetic valve.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the first aspect provides a low-power consumption electromagnetic valve driving circuit, which comprises a power supply module, an input module, a driving module, an output module and a control module; the power supply module is connected with the input module, the input module is connected with the driving module, the driving module is connected with the output module, the output module is used for being connected with the electromagnetic valve, and the control module is respectively connected with the power supply module and the driving module;
the driving module comprises an energy storage unit and a triggering unit connected with the energy storage unit, the energy storage unit is used for receiving input current of the power supply module through the energy storage element so as to store and boost, and the triggering unit is used for receiving a triggering signal of the control module and starting the electromagnetic valve through boosted voltage.
In one possible design, the control module employs a FT60F111 micro-singlechip.
In one possible design, the working power supply of the FT60F111 micro-singlechip adopts a DC-DC chip.
In one possible design, the energy storage unit includes a first diode D1, a second diode D2, a third diode D3, and a fourth diode D5, and a first capacitor C1, a second capacitor C2, and a third capacitor C3 connected in parallel; the positive pole of first diode D1, the negative pole of second diode D2, the positive pole of third diode D3 and the negative pole of fourth diode D5 are connected with respectively input module, the negative pole of first diode D1 and the negative pole of third diode D3 are connected with first end of first electric capacity C1, second electric capacity C2 and third electric capacity C3 respectively, the positive pole of second diode D2 and the positive pole of fourth diode D5 are connected with the second end of first electric capacity C1, second electric capacity C2 and third electric capacity C3 respectively, first end of first electric capacity C1, second electric capacity C2 and third electric capacity C3 with trigger unit connects, the second ground connection of first electric capacity C1, second electric capacity C2 and third electric capacity C3.
In one possible design, the triggering unit includes a triode Q1, a fourth capacitor C13, a first resistor R13, a second resistor R3, a fifth capacitor C4, a fifth diode D4, a sixth capacitor C5, a sixth diode D7, a seventh capacitor C6, a third resistor R11, a solid state relay U4, a fourth resistor R2, a seventh diode D9, and an eighth diode D10;
the base electrode of the triode Q1 is respectively connected with the first end of a fourth capacitor C13 and the first end of a first resistor R13, the second end of the fourth capacitor C13 is connected with a PWM signal output pin of the FT60F111 micro-singlechip, the second end of the first resistor R13, the first end of a second resistor R3, the positive electrode of a fifth diode D4 and the first end of a sixth capacitor C5 are respectively connected with a 24V working power supply, the second end of the second resistor R3 and the first end of the fifth capacitor C4 are respectively connected with the collector electrode of the triode Q1, the second end of the fifth capacitor C4 is respectively connected with the negative electrode of the fifth diode D4 and the positive electrode of the sixth diode D7, the negative electrode of the sixth diode D7 and the first end of the seventh capacitor C6 are respectively connected with the second end of the sixth capacitor C5, the second end of the seventh capacitor C6 and the emitter of the triode Q1 are respectively grounded, the second end of the seventh capacitor C6 is connected with the solid-state relay U4, the solid-state relay U4 is respectively connected with the first end of the fourth resistor R2 and the first end of the third resistor R11, the second end of the fourth resistor R2 is used as a first enabling end EN1 to be connected with an enabling pin of the FT60F111 micro-singlechip, the second end of the third resistor R11 is used as a second enabling end EN2 to be connected with an enabling pin of the FT60F111 micro-singlechip, the solid-state relay U4 is respectively connected with the seventh diode D9 and the eighth diode D10, the seventh diode D9 is connected with a 24V working power supply, and the eighth diode D10 is connected with the output module.
In one possible design, the solid state relay U4 employs a AQW212EHAX type solid state relay.
The second aspect provides a low-power consumption electromagnetic valve, which comprises a shell, wherein an electromagnetic coil is arranged in the shell, a driving circuit board is connected in series on the electromagnetic coil, and the driving circuit board is provided with the low-power consumption electromagnetic valve driving circuit in any one of the possible designs of the first aspect.
In one possible design, the drive circuit board has an operating current of 70mA and a power of 1.5-1.8W.
The beneficial effects are that:
according to the utility model, the energy storage unit is arranged to receive the input current of the power supply module so as to store and boost the voltage, the electromagnetic valve is conducted through the boosted voltage when the electromagnetic valve is started, and the attraction between the electromagnetic heads is maintained by adopting smaller current through the power supply module, so that the drive power consumption is greatly reduced while the conduction state of the electromagnetic valve is maintained. By installing the drive circuit board in the solenoid valve, the solenoid valve can be started at low power and can safely operate for a long time.
Drawings
FIG. 1 is a block diagram of a low power solenoid valve driver circuit in an embodiment of the utility model;
FIG. 2 is a schematic circuit diagram of a driving module according to an embodiment of the present utility model;
FIG. 3 is a schematic circuit diagram of a control module according to an embodiment of the present utility model;
FIG. 4 is a schematic circuit diagram of the working power supply of the control module according to an embodiment of the present utility model;
FIG. 5 is a perspective view of a solenoid valve in an embodiment of the utility model;
fig. 6 is a top view of a solenoid valve according to an embodiment of the utility model.
Wherein, 1-shell; 2-electromagnetic coils; 3-drive circuit board.
Detailed Description
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the present utility model will be briefly described below with reference to the accompanying drawings and the description of the embodiments or the prior art, and it is obvious that the following description of the structure of the drawings is only some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art. It should be noted that the description of these examples is for aiding in understanding the present utility model, but is not intended to limit the present utility model.
Examples
In order to solve the technical problem that the power consumption is increased because the circuit board of the electromagnetic valve configuration in the prior art needs larger working current and power to realize the action of the electromagnetic valve. The embodiment of the utility model provides a low-power-consumption electromagnetic valve driving circuit, which is characterized in that an energy storage unit is arranged to receive input current of a power supply module so as to store and boost voltage, when an electromagnetic valve is started, the electromagnetic valve is conducted through the boosted voltage, and then attraction between electromagnetic heads is maintained through the power supply module by adopting smaller current, so that the driving power consumption is greatly reduced while the conduction state of the electromagnetic valve is maintained. The low power consumption solenoid valve driving circuit will be described in detail by means of the following embodiments.
As shown in fig. 1 to 4, a first aspect of the present embodiment provides a low-power consumption electromagnetic valve driving circuit, which includes a power supply module, an input module, a driving module, an output module and a control module; the power supply module is connected with the input module, the input module is connected with the driving module, the driving module is connected with the output module, the output module is used for being connected with the electromagnetic valve, and the control module is respectively connected with the power supply module and the driving module; the driving module comprises an energy storage unit and a triggering unit connected with the energy storage unit, the energy storage unit is used for receiving input current of the power supply module through the energy storage element so as to store and boost, and the triggering unit is used for receiving a triggering signal of the control module and starting the electromagnetic valve through boosted voltage.
In one possible design, the control module adopts an FT60F111 micro-singlechip, and preferably, a working power supply of the FT60F111 micro-singlechip adopts a DC-DC chip.
In one possible design, the energy storage unit includes a first diode D1, a second diode D2, a third diode D3, and a fourth diode D5, and a first capacitor C1, a second capacitor C2, and a third capacitor C3 connected in parallel; the positive pole of first diode D1, the negative pole of second diode D2, the positive pole of third diode D3 and the negative pole of fourth diode D5 are connected with respectively input module, the negative pole of first diode D1 and the negative pole of third diode D3 are connected with first end of first electric capacity C1, second electric capacity C2 and third electric capacity C3 respectively, the positive pole of second diode D2 and the positive pole of fourth diode D5 are connected with the second end of first electric capacity C1, second electric capacity C2 and third electric capacity C3 respectively, first end of first electric capacity C1, second electric capacity C2 and third electric capacity C3 with trigger unit connects, the second ground connection of first electric capacity C1, second electric capacity C2 and third electric capacity C3.
In one possible design, the triggering unit includes a triode Q1, a fourth capacitor C13, a first resistor R13, a second resistor R3, a fifth capacitor C4, a fifth diode D4, a sixth capacitor C5, a sixth diode D7, a seventh capacitor C6, a third resistor R11, a solid state relay U4, a fourth resistor R2, a seventh diode D9, and an eighth diode D10;
the base electrode of the triode Q1 is respectively connected with the first end of a fourth capacitor C13 and the first end of a first resistor R13, the second end of the fourth capacitor C13 is connected with a PWM signal output pin of the FT60F111 micro-singlechip, the second end of the first resistor R13, the first end of a second resistor R3, the positive electrode of a fifth diode D4 and the first end of a sixth capacitor C5 are respectively connected with a 24V working power supply, the second end of the second resistor R3 and the first end of the fifth capacitor C4 are respectively connected with the collector electrode of the triode Q1, the second end of the fifth capacitor C4 is respectively connected with the negative electrode of the fifth diode D4 and the positive electrode of the sixth diode D7, the negative electrode of the sixth diode D7 and the first end of the seventh capacitor C6 are respectively connected with the second end of the sixth capacitor C5, the second end of the seventh capacitor C6 and the emitter of the triode Q1 are respectively grounded, the second end of the seventh capacitor C6 is connected with the solid-state relay U4, the solid-state relay U4 is respectively connected with the first end of the fourth resistor R2 and the first end of the third resistor R11, the second end of the fourth resistor R2 is used as a first enabling end EN1 to be connected with an enabling pin of the FT60F111 micro-singlechip, the second end of the third resistor R11 is used as a second enabling end EN2 to be connected with an enabling pin of the FT60F111 micro-singlechip, the solid-state relay U4 is respectively connected with a seventh diode D9 and an eighth diode D10, the seventh diode D9 is connected with a 24V working power supply, and the eighth diode D10 is connected with the output module; preferably, the solid state relay U4 is a AQW212EHAX solid state relay.
The specific working principle of the low-power consumption electromagnetic valve in the embodiment of the utility model is as follows:
in the initial state of power-on of the driving circuit (namely when the driving circuit is connected with the power supply module), the control module (namely the micro-singlechip) controls the first enabling end EN1 to be high-level 1, controls the second enabling end EN2 to be high-level 1, controls the PWM pin to generate PWM pulse and input the PWM pulse to the triode Q1, at the moment, the power supply module stores energy storage capacitor input current to boost, after a preset period of time is reached, for example, 3 seconds, the control module controls the first enabling end EN1 to be 1 and turns off the triode Q1, controls the second enabling end EN2 to be changed from 1 when power is on to 0, namely, the high-level becomes low-level, namely, the boosted voltage is output to the electromagnetic coil 2, and realizes the conduction of the electromagnetic coil 2 after the preset period of time, for example, the conduction of the electromagnetic coil 2 is realized after the conduction is carried out for 1-2 seconds, and the PWM pulse is switched to normal input and output voltage after the conduction, at the moment, the first enabling end EN1 is 0, the second enabling end EN2 is changed from 0 to 1 and the triode Q5 is turned off. In the initial state of power-up, the PWM is turned on, and the PWM is stopped when the second enable terminal EN2 is changed from 1 to 0 and then from 0 to 1. Through the logic control process, under the condition of low voltage, the electromagnetic valve is started in an instant boosting way, and the attraction between electromagnetic heads is maintained by adopting smaller current through the power supply module, so that the driving power consumption is greatly reduced while the conduction state of the electromagnetic valve is maintained.
As shown in fig. 5 and 6, a second aspect provides a low-power consumption electromagnetic valve, which comprises a casing 1, wherein an electromagnetic coil 2 is arranged in the casing 1, a driving circuit board 3 is connected in series on the electromagnetic coil 2, and the driving circuit board 3 is provided with a low-power consumption electromagnetic valve driving circuit as described in any one of possible designs of the first aspect. In one possible design, the working current of the driving circuit board 3 is found to be 70mA after verification, and the power is 1.5-1.8W; compared with the prior art that the working current of the circuit board is 150mA and the power is 3.7W, the electromagnetic valve can be operated, and the embodiment of the utility model can greatly reduce the driving power consumption while maintaining the conduction state of the electromagnetic valve.
Based on the disclosure, the embodiment of the utility model stores and boosts the voltage by setting the energy storage unit to receive the input current of the power supply module, realizes the conduction of the electromagnetic valve through the boosted voltage when the electromagnetic valve is started, and subsequently maintains the attraction between the electromagnetic heads by adopting smaller current through the power supply module, thereby greatly reducing the driving power consumption while maintaining the conduction state of the electromagnetic valve. By installing the drive circuit board 3 in the solenoid valve, the solenoid valve can be started at low power and operated safely for a long period of time.
Finally, it should be noted that: the foregoing description is only of the preferred embodiments of the utility model and is not intended to limit the scope of the utility model. 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 (8)
1. The low-power consumption electromagnetic valve driving circuit is characterized by comprising a power supply module, an input module, a driving module, an output module and a control module; the power supply module is connected with the input module, the input module is connected with the driving module, the driving module is connected with the output module, the output module is used for being connected with the electromagnetic valve, and the control module is respectively connected with the power supply module and the driving module;
the driving module comprises an energy storage unit and a triggering unit connected with the energy storage unit, the energy storage unit is used for receiving input current of the power supply module through the energy storage element so as to store and boost, and the triggering unit is used for receiving a triggering signal of the control module and starting the electromagnetic valve through boosted voltage.
2. The low-power consumption electromagnetic valve driving circuit according to claim 1, wherein the control module adopts an FT60F111 micro-singlechip.
3. The low-power consumption electromagnetic valve driving circuit according to claim 2, wherein the working power supply of the FT60F111 micro-singlechip adopts a DC-DC chip.
4. The low power consumption solenoid valve driving circuit according to claim 2, wherein the energy storage unit includes a first diode D1, a second diode D2, a third diode D3, and a fourth diode D5, and a first capacitor C1, a second capacitor C2, and a third capacitor C3 connected in parallel; the positive pole of first diode D1, the negative pole of second diode D2, the positive pole of third diode D3 and the negative pole of fourth diode D5 are connected with respectively input module, the negative pole of first diode D1 and the negative pole of third diode D3 are connected with first end of first electric capacity C1, second electric capacity C2 and third electric capacity C3 respectively, the positive pole of second diode D2 and the positive pole of fourth diode D5 are connected with the second end of first electric capacity C1, second electric capacity C2 and third electric capacity C3 respectively, first end of first electric capacity C1, second electric capacity C2 and third electric capacity C3 with trigger unit connects, the second ground connection of first electric capacity C1, second electric capacity C2 and third electric capacity C3.
5. The low power consumption solenoid valve driving circuit according to claim 4, wherein the triggering unit includes a triode Q1, a fourth capacitor C13, a first resistor R13, a second resistor R3, a fifth capacitor C4, a fifth diode D4, a sixth capacitor C5, a sixth diode D7, a seventh capacitor C6, a third resistor R11, a solid state relay U4, a fourth resistor R2, a seventh diode D9, and an eighth diode D10;
the base electrode of the triode Q1 is respectively connected with the first end of a fourth capacitor C13 and the first end of a first resistor R13, the second end of the fourth capacitor C13 is connected with a PWM signal output pin of the FT60F111 micro-singlechip, the second end of the first resistor R13, the first end of a second resistor R3, the positive electrode of a fifth diode D4 and the first end of a sixth capacitor C5 are respectively connected with a 24V working power supply, the second end of the second resistor R3 and the first end of the fifth capacitor C4 are respectively connected with the collector electrode of the triode Q1, the second end of the fifth capacitor C4 is respectively connected with the negative electrode of the fifth diode D4 and the positive electrode of the sixth diode D7, the negative electrode of the sixth diode D7 and the first end of the seventh capacitor C6 are respectively connected with the second end of the sixth capacitor C5, the second end of the seventh capacitor C6 and the emitter of the triode Q1 are respectively grounded, the second end of the seventh capacitor C6 is connected with the solid-state relay U4, the solid-state relay U4 is respectively connected with the first end of the fourth resistor R2 and the first end of the third resistor R11, the second end of the fourth resistor R2 is used as a first enabling end EN1 to be connected with an enabling pin of the FT60F111 micro-singlechip, the second end of the third resistor R11 is used as a second enabling end EN2 to be connected with an enabling pin of the FT60F111 micro-singlechip, the solid-state relay U4 is respectively connected with the seventh diode D9 and the eighth diode D10, the seventh diode D9 is connected with a 24V working power supply, and the eighth diode D10 is connected with the output module.
6. The low power consumption solenoid valve driver circuit of claim 5, wherein the solid state relay U4 is a AQW EHAX solid state relay.
7. The low-power-consumption electromagnetic valve is characterized by comprising a shell (1), wherein an electromagnetic coil (2) is arranged in the shell (1), a driving circuit board (3) is connected in series on the electromagnetic coil (2), and the driving circuit board (3) is provided with the low-power-consumption electromagnetic valve driving circuit as claimed in any one of claims 1-6.
8. The low-power consumption electromagnetic valve according to claim 7, characterized in that the operating current of the driving circuit board (3) is 70mA and the power is 1.5-1.8W.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320152673.3U CN219866537U (en) | 2023-02-07 | 2023-02-07 | Low-power consumption solenoid valve drive circuit and solenoid valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320152673.3U CN219866537U (en) | 2023-02-07 | 2023-02-07 | Low-power consumption solenoid valve drive circuit and solenoid valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219866537U true CN219866537U (en) | 2023-10-20 |
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ID=88333929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320152673.3U Active CN219866537U (en) | 2023-02-07 | 2023-02-07 | Low-power consumption solenoid valve drive circuit and solenoid valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219866537U (en) |
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2023
- 2023-02-07 CN CN202320152673.3U patent/CN219866537U/en active Active
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