CN206302332U - A kind of constant voltage power supply system and underground metalliferous detection instrument - Google Patents
A kind of constant voltage power supply system and underground metalliferous detection instrument Download PDFInfo
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- CN206302332U CN206302332U CN201621450428.7U CN201621450428U CN206302332U CN 206302332 U CN206302332 U CN 206302332U CN 201621450428 U CN201621450428 U CN 201621450428U CN 206302332 U CN206302332 U CN 206302332U
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- 238000001514 detection method Methods 0.000 title claims abstract description 22
- 230000033228 biological regulation Effects 0.000 claims abstract description 5
- 230000005611 electricity Effects 0.000 claims description 9
- 238000004146 energy storage Methods 0.000 claims description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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Abstract
The application provides a kind of constant voltage power supply system and underground metalliferous detection instrument, and power-supply system is applied in underground metalliferous detection instrument, including：Power module, for providing power supply；The VRM Voltage Regulator Module being connected with the power supply of the power module, for the output voltage of regulation power supply module；The constant pressure output module that one end is connected with the VRM Voltage Regulator Module, the other end is connected with load；The pressure differential detection module being connected with the VRM Voltage Regulator Module and constant pressure output module.By the difference between voltage and rated voltage with load that the output of constant pressure output module is detected using pressure differential detection module, the VRM Voltage Regulator Module is adjusted according to the difference to the output voltage of the power module so that the constant pressure output module provides the constant voltage signal matched with its rated voltage to load.Ensure that the stability of underground metalliferous detection instrument supply voltage.
Description
Technical field
The utility model is related to power-supply device technical field, and in particular to a kind of constant voltage power supply system and underground metalliferous are visited
Survey instrument.
Background technology
The underground metal that the constant voltage power supply system of underground metalliferous detection instrument is applied to the industries such as electric power is positioned
Measurement, during its measurement operation, the stability that instrument is powered is extremely important, in order to ensure its reliability, is driven usually using constant pressure
Mode, but traditional constant voltage circuit utilization rate of electrical is poor, output voltage range is small, for high impedance load it cannot be guaranteed that voltage
Stabilization output.
Utility model content
In view of this, the utility model embodiment provides a kind of constant voltage power supply system and underground metalliferous detection instrument, with
Realize being provided to the underground metalliferous detection instrument supply voltage of stabilization.
To achieve the above object, the utility model embodiment provides following technical scheme：
A kind of constant voltage power supply system, is applied in underground metalliferous detection instrument, including：
Power module, for providing power supply；
The VRM Voltage Regulator Module being connected with the power supply of the power module, for the output voltage of regulation power supply module；
The constant pressure output module that one end is connected with the VRM Voltage Regulator Module, the other end is connected with load；
The pressure differential detection module being connected with the VRM Voltage Regulator Module and constant pressure output module.
Preferably, in above-mentioned constant voltage power supply system, the power module is energy-storage battery device.
Preferably, in above-mentioned constant voltage power supply system, the power module includes：
AC-DC converter；
The DC-DC converter being connected with the AC-DC converter.
Preferably, in above-mentioned constant voltage power supply system, also include：For when the output current for detecting the power module
During more than pre-set current value, the current foldback circuit of overcurrent protection is carried out to constant voltage power supply system.
Preferably, in above-mentioned constant voltage power supply system, the pre-set current value is 3A.
Preferably, in above-mentioned constant voltage power supply system, also include：For when the output voltage for detecting the power module
During more than preset voltage value, the overvoltage crowbar of overvoltage protection is carried out to constant voltage power supply system.
Preferably, in above-mentioned constant voltage power supply system, the preset voltage value is 36V.
A kind of underground metalliferous detection instrument, including：Constant voltage power supply system described in above-mentioned any one.
Based on the constant voltage power supply system that above-mentioned technical proposal, the utility model embodiment are provided, including：Power module,
For providing power supply；The VRM Voltage Regulator Module being connected with the power supply of the power module, for the defeated of regulation power supply module
Go out voltage；The constant pressure output module that one end is connected with the VRM Voltage Regulator Module, the other end is connected with load；Adjusted with the voltage
The pressure differential detection module that section module is connected with constant pressure output module.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to the accompanying drawing for providing.
Fig. 1 is the structural representation of constant voltage power supply system disclosed in the embodiment of the present application.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
The embodiment of the present application discloses a kind of constant voltage source system being applied in underground metalliferous detection instrument, referring to Fig. 1,
The system can include：Power module 100, constant pressure output module 200, VRM Voltage Regulator Module 300 and pressure differential detection module 400；
Wherein, the power module 100, for providing power supply；
The VRM Voltage Regulator Module 300, the output voltage for adjusting the power module 100, to cause the power supply
The output voltage of module 100 is maintained in the rated voltage of the load；
Described one end of constant pressure output module 200 is connected with the VRM Voltage Regulator Module 300, and the other end is connected with load, uses
In to load offer constant voltage source；
The pressure differential detection module 400 is used to obtain the voltage signal of the output of constant pressure output module 200, by the electricity
Pressure signal contrasted with predeterminated voltage signal, obtain constant pressure output module 200 export magnitude of voltage and preset voltage value between
Difference, the difference is sent to VRM Voltage Regulator Module 300, the concrete foundation difference of the VRM Voltage Regulator Module 300 regulation institute
The magnitude of voltage of the output of power module 100 is stated, to cause that the constant pressure output module 200 carries the specified electricity with the load to load
The constant voltage signal that pressure matches, wherein the predeterminated voltage signal can be the load voltage value of the load.
Technical scheme disclosed in application above-described embodiment itself, constant pressure output module is detected by using pressure differential detection module
Difference between the voltage and rated voltage with load of output, the VRM Voltage Regulator Module is according to the difference to the power module
Output voltage be adjusted so that the constant pressure output module provides the constant voltage matched with its rated voltage to load
Signal.
The power module include energy-storage battery can be lithium battery or external dc power, wherein, the lithium battery
Rated output voltage can be 6V, and the rated output voltage of external dc power can be 9-24V, the VRM Voltage Regulator Module
The supply voltage of 300 pairs of inputs of power module 100 carries out level conversion, and the output voltage range after changing is 1-60V.
The constant voltage power supply system also can be using external ac power source as the power supply for loading, now, the permanent electricity
The power module of piezoelectricity origin system can include：AC-DC converter and the DC-DC converter being connected with the AC-DC converter,
The AC-DC converter is used to for external communication electricity to be converted into direct current, and the DC-DC converter is used for electricity described in response response
The Regulate signal of the pressure output of adjustment module 300, output voltage is adjusted according to the Regulate signal.
In order to be protected to load equipment, in constant voltage power supply system disclosed in the above embodiments of the present application, can be with
Including：Current protecting circuit, the current protecting circuit can be integrated in the power module, and it is used to that the electricity ought to be detected
When the output current of source module is more than pre-set current value, overcurrent protection is carried out to constant voltage power supply system.For can according to from
Body demand sets the size of the pre-set current value, and for example it can be 3A.
In order to be protected to load equipment, in constant voltage power supply system disclosed in the above embodiments of the present application, can be with
Including：Overvoltage crowbar, the overvoltage crowbar can be integrated in power module, and it is used to that the power supply mould ought to be detected
When the output voltage of block is more than preset voltage value, overvoltage protection is carried out to constant voltage power supply system.The preset voltage value can be with
It is set to 36V.
Above-mentioned constant voltage power supply system is directed to, disclosed herein as well is a kind of underground metalliferous detection instrument, the Confucian classics are visited
Surveying device and can applying has constant voltage power supply system disclosed in any one embodiment of the application.
Each embodiment is described by the way of progressive in this specification, and what each embodiment was stressed is and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.For device disclosed in embodiment
For, because it is corresponded to the method disclosed in Example, so description is fairly simple, related part is said referring to method part
It is bright.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or new using this practicality
Type.Various modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can in other embodiments be realized in the case where spirit or scope of the present utility model are not departed from.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (8)
1. a kind of constant voltage power supply system, it is characterised in that be applied in underground metalliferous detection instrument, including：
Power module, for providing power supply；
The VRM Voltage Regulator Module being connected with the power supply of the power module, for the output voltage of regulation power supply module；
The constant pressure output module that one end is connected with the VRM Voltage Regulator Module, the other end is connected with load；
The pressure differential detection module being connected with the VRM Voltage Regulator Module and constant pressure output module.
2. constant voltage power supply system according to claim 1, it is characterised in that the power module is energy-storage battery device.
3. constant voltage power supply system according to claim 1, it is characterised in that the power module includes：
AC-DC converter；
The DC-DC converter being connected with the AC-DC converter.
4. constant voltage power supply system according to claim 1, it is characterised in that also include：The electricity is detected for working as
When the output current of source module is more than pre-set current value, the current foldback circuit of overcurrent protection is carried out to constant voltage power supply system.
5. constant voltage power supply system according to claim 4, it is characterised in that the pre-set current value is 3A.
6. constant voltage power supply system according to claim 1, it is characterised in that also include：The electricity is detected for working as
When the output voltage of source module is more than preset voltage value, the overvoltage crowbar of overvoltage protection is carried out to constant voltage power supply system.
7. constant voltage power supply system according to claim 6, it is characterised in that the preset voltage value is 36V.
8. a kind of underground metalliferous detection instrument, it is characterised in that including：Constant voltage electricity described in claim 1-7 any one
Origin system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621450428.7U CN206302332U (en) | 2016-12-27 | 2016-12-27 | A kind of constant voltage power supply system and underground metalliferous detection instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621450428.7U CN206302332U (en) | 2016-12-27 | 2016-12-27 | A kind of constant voltage power supply system and underground metalliferous detection instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206302332U true CN206302332U (en) | 2017-07-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621450428.7U Active CN206302332U (en) | 2016-12-27 | 2016-12-27 | A kind of constant voltage power supply system and underground metalliferous detection instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206302332U (en) |
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2016
- 2016-12-27 CN CN201621450428.7U patent/CN206302332U/en active Active
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