CN213338478U - High-voltage adjusting circuit and electronic equipment - Google Patents
High-voltage adjusting circuit and electronic equipment Download PDFInfo
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- CN213338478U CN213338478U CN202022827424.9U CN202022827424U CN213338478U CN 213338478 U CN213338478 U CN 213338478U CN 202022827424 U CN202022827424 U CN 202022827424U CN 213338478 U CN213338478 U CN 213338478U
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Abstract
The utility model discloses a high pressure regulating circuit and electronic equipment, including high-pressure module and adjusting module, adjusting module includes automatic adjustment module, manual adjusting module and change over switch. The input end of the change-over switch is respectively connected with the output end of the automatic adjusting module and the output end of the manual adjusting module, and the output end of the change-over switch is connected with the adjusting end of the high-voltage module. The automatic adjustment module comprises a signal input module, a reference voltage module and an amplifier module, wherein the input end of the amplifier module is respectively connected with the output end of the reference voltage module and the output end of the signal input module, and the output end of the amplifier module is connected with the input end of the change-over switch. The utility model provides a pair of high pressure regulating circuit is equipped with manual adjustment module and automatic adjustment module, and the accessible is automatic and the operating point high pressure of manual mode adjustment photomultiplier detector, and then improves the precision of energy spectrum measurement.
Description
Technical Field
The utility model relates to a voltage adjustment technical field, concretely relates to high-voltage adjusting circuit and electronic equipment.
Background
In the aviation gamma energy spectrum measurement, sodium iodide crystals and photomultiplier detector circuit structures are mainly adopted for the acquisition and the reception of gamma rays, and factors such as the environment and the aviation gamma energy spectrum measurement device can have certain influence on the operating point voltage of the photomultiplier detector, thereby influencing the accuracy of the energy spectrum measurement.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model provides a high pressure regulating circuit and electronic equipment can adjust photomultiplier detector's operating point high pressure in real time, improves the precision of energy spectrum measurement.
In a first aspect, the present invention provides a high voltage regulator circuit, including a high voltage module and a regulating module, wherein the regulating module includes an automatic regulating module, a manual regulating module and a switch; the input end of the change-over switch is respectively connected with the output end of the automatic adjusting module and the output end of the manual adjusting module; the output end of the change-over switch is connected with the adjusting end of the high-voltage module; the automatic adjustment module comprises a signal input module, a reference voltage module and an amplifier module; the input end of the amplifier module is respectively connected with the output end of the reference voltage module and the output end of the signal input module; the output end of the amplifier module is connected with the input end of the selector switch.
The utility model provides a pair of high pressure regulating circuit is equipped with manual adjustment module and automatic adjustment module, can adjust photomultiplier detector's operating point high pressure in real time, improves the precision of energy spectrum measurement.
Preferably, the amplifier module comprises an amplifier, a first resistor, a second resistor, a third resistor, a fourth resistor and a fifth resistor; the inverting input end of the amplifier is connected with the first end of the first resistor, and the second end of the first resistor is connected with the output end of the amplifier; the inverting input end of the amplifier is also connected with the first end of a second resistor, and the second end of the second resistor is grounded; the positive phase input end of the amplifier is respectively connected with the first end of the third resistor and the first end of the fourth resistor, the second end of the third resistor is connected with the output end of the signal input module, and the second end of the fourth resistor is connected with the output end of the reference voltage module; the output end of the amplifier is also connected with the first end of the fifth resistor, and the second end of the fifth resistor is connected with the first input end of the change-over switch.
Preferably, the manual adjustment module comprises a sliding rheostat, a first fixed end of the sliding rheostat is connected with a reference end of the high-voltage module, a second fixed end of the sliding rheostat is grounded, and a sliding end of the sliding rheostat is connected with a second input end of the selector switch.
Preferably, the high voltage module is of the type HG-P152-1M 66.
Preferably, the reference voltage module comprises a chip with a model MAX 6062.
Preferably, the amplifier is of the type AD 8065.
In a second aspect, an electronic device includes the high voltage regulating circuit of the first aspect.
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 embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a circuit diagram of an embodiment of the present invention.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
An embodiment of the utility model provides a high pressure regulating circuit, as shown in fig. 1, including high pressure module and adjusting module, adjusting module includes automatic adjustment module, manual adjusting module and change over switch. The input end of the change-over switch is respectively connected with the output end of the automatic adjusting module and the output end of the manual adjusting module, and the output end of the change-over switch is connected with the adjusting end of the high-voltage module. The automatic adjustment module comprises a signal input module, a reference voltage module and an amplifier module, wherein the input end of the amplifier module is respectively connected with the output end of the reference voltage module and the output end of the signal input module, the output end of the amplifier module is connected with the input end of the change-over switch, and the voltage output by the high-voltage module is used as the working point voltage of the photomultiplier.
Fig. 2 is a circuit diagram of an embodiment of the present invention, and the amplifier module includes an amplifier U2, a capacitor C1, a resistor R1, a resistor R2, a resistor R3, a resistor R4, and a resistor R5. An inverting input of the amplifier U2 is connected to a first terminal of a resistor R1, and a second terminal of the resistor R1 is connected to an output of the amplifier U2. The inverting input end of the amplifier U2 is also connected with the first end of the resistor R2, and the second end of the resistor R2 is grounded; a non-inverting input end of the amplifier U2 is respectively connected with a first end of the resistor R3 and a first end of the resistor R4, a second end of the resistor R3 is connected with an output end of the signal input module, and a second end of the resistor R4 is connected with an output end of the reference voltage module; the output terminal of the amplifier U2 is also connected to a first terminal of a resistor R5, and a second terminal of the resistor R5 is connected to a first input terminal of the switch. The power supply end of the amplifier U2 is connected with a +5V power supply, and a capacitor C1 is connected between the +5V power supply and the ground in series. The signal input module comprises pins J2, wherein pin 1 of J2 is connected with an external input signal, and pin 2 of J2 is connected with ground.
In this embodiment, the manual adjustment module includes a sliding rheostat R6, a first fixed end of the sliding rheostat R6 is connected to the reference end of the high voltage module, a second fixed end of the sliding rheostat R6 is grounded, and a sliding end of the sliding rheostat R6 is connected to the second input end of the switch.
In this embodiment, the input terminal of the high voltage module is connected to a +12V power supply, the model of the high voltage module is HG-P152-1M66, and the high voltage adjustment output voltage range is 650-1400V.
The change-over switch comprises a first input end, a second input end and an output end, and when the first input end and the output end are connected with each other and the second input end and the output end are disconnected, the automatic adjustment mode is adopted in the embodiment; when the second input end and the output end are connected with each other and the first input end is disconnected with the output end, the present embodiment is in a manual adjustment mode, wherein the connection mode of the first input end, the second input end and the output end is a connection cap. Under the condition of an automatic adjusting mode, the input voltage of a signal input end is 0-2.5V, the input voltage is sent into a high-voltage adjusting circuit through a signal input module, namely a J2 socket, and is superposed with a reference voltage output by MAX6062 to control the voltage input of an adjusting end of the high-voltage module, an amplifying circuit chip in the circuit adopts AD8065, the output adjusting voltage of the AD8065 is 2-4.5V, and the output voltage of the corresponding high-voltage module is 650V-1400V. Under the condition of a manual adjustment mode, the voltage input of the adjustment end of the high-voltage module is controlled by adjusting the slide sheet of the slide rheostat, and the output voltage of the high-voltage module is correspondingly adjusted.
Based on the same inventive concept, the embodiment of the present invention further provides an electronic device, which includes the above-mentioned high voltage adjusting circuit.
The embodiment of the utility model provides a pair of high pressure regulating circuit and electronic equipment is equipped with manual adjustment module and automatic adjustment module, but the operating point high pressure of real-time regulation photomultiplier detector improves the precision of energy spectrum measurement.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (7)
1. The utility model provides a high voltage regulating circuit, includes high-voltage module and adjusting module, its characterized in that: the adjusting module comprises an automatic adjusting module, a manual adjusting module and a change-over switch; the input end of the change-over switch is respectively connected with the output end of the automatic adjusting module and the output end of the manual adjusting module; the output end of the change-over switch is connected with the adjusting end of the high-voltage module; the automatic adjustment module comprises a signal input module, a reference voltage module and an amplifier module; the input end of the amplifier module is respectively connected with the output end of the reference voltage module and the output end of the signal input module; the output end of the amplifier module is connected with the input end of the selector switch, and the output end of the high-voltage module is connected with the voltage end of the photomultiplier.
2. The high voltage regulation circuit of claim 1, wherein: the amplifier module comprises an amplifier, a first resistor, a second resistor, a third resistor, a fourth resistor and a fifth resistor; the inverting input end of the amplifier is connected with the first end of the first resistor, and the second end of the first resistor is connected with the output end of the amplifier; the inverting input end of the amplifier is also connected with the first end of a second resistor, and the second end of the second resistor is grounded; the positive phase input end of the amplifier is respectively connected with the first end of the third resistor and the first end of the fourth resistor, the second end of the third resistor is connected with the output end of the signal input module, and the second end of the fourth resistor is connected with the output end of the reference voltage module; the output end of the amplifier is also connected with the first end of the fifth resistor, and the second end of the fifth resistor is connected with the first input end of the change-over switch.
3. A high voltage regulation circuit as claimed in claim 2, wherein: the manual adjustment module comprises a slide rheostat, a first fixed end of the slide rheostat is connected with a reference end of the high-voltage module, a second fixed end of the slide rheostat is grounded, and a sliding end of the slide rheostat is connected with a second input end of the change-over switch.
4. A high voltage regulation circuit as claimed in claim 3, wherein: the model of the high-voltage module is HG-P152-1M 66.
5. The high voltage regulation circuit of claim 4, wherein: the reference voltage module comprises a chip with a model MAX 6062.
6. The high voltage regulation circuit of claim 5, wherein: the amplifier is AD 8065.
7. An electronic device, characterized in that: comprising a high voltage regulation circuit as claimed in any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022827424.9U CN213338478U (en) | 2020-11-30 | 2020-11-30 | High-voltage adjusting circuit and electronic equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022827424.9U CN213338478U (en) | 2020-11-30 | 2020-11-30 | High-voltage adjusting circuit and electronic equipment |
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| CN213338478U true CN213338478U (en) | 2021-06-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116455225A (en) * | 2023-01-09 | 2023-07-18 | 珠海市奥德维科技有限公司 | High-voltage power supply and adjusting method thereof |
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- 2020-11-30 CN CN202022827424.9U patent/CN213338478U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116455225A (en) * | 2023-01-09 | 2023-07-18 | 珠海市奥德维科技有限公司 | High-voltage power supply and adjusting method thereof |
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