CN210273864U - Direct current test voltage rectifying device - Google Patents
Direct current test voltage rectifying device Download PDFInfo
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- CN210273864U CN210273864U CN201921792598.7U CN201921792598U CN210273864U CN 210273864 U CN210273864 U CN 210273864U CN 201921792598 U CN201921792598 U CN 201921792598U CN 210273864 U CN210273864 U CN 210273864U
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Abstract
The utility model provides a direct current test voltage rectifier unit, include: the device comprises an alternating current voltage regulator, a full-bridge rectification module, a filter capacitor, a pointer type direct current voltmeter and a duplex switch; the input end of the full-bridge rectification module is connected with the output end of the alternating current voltage regulator, the first output end of the full-bridge rectification module is respectively connected with the first end of the filter capacitor and the first end of the pointer type direct current voltmeter, and the second output end of the full-bridge rectification module is respectively connected with the second end of the filter capacitor and the second end of the pointer type direct current voltmeter; the upper port of the duplex switch is connected with the first output end and the second output end of the full-bridge rectifier module, and the lower port of the duplex switch is connected with the two ends of the opening and closing coil. The utility model discloses in, can be controllable, adjustable, last, audio-visual output direct current voltage, the experimental normal clear of guarantee divide-shut brake coil action.
Description
Technical Field
The application relates to the technical field of electric power, in particular to a direct-current test voltage rectifying device.
Background
When testing the high-voltage circuit breaker, according to the requirements of power equipment delivery and preventive test regulations, the action voltage of the opening and closing coil in the high-voltage circuit breaker needs to be checked so as to measure the action reliability within a specified voltage range. In most current power supply systems, when the switching-on/off coil voltage is 220V direct current and the test voltage is 140V direct current and 250V direct current, the high-voltage circuit breaker can reliably act, so that a direct current rectifying device needs to be designed, the direct current voltage can be continuously and intuitively output in a controllable, adjustable and continuous manner, and the normal operation of the switching-on/off coil action test is guaranteed.
SUMMERY OF THE UTILITY MODEL
In order to solve the above technical problem, an embodiment of the present application provides a dc test voltage rectifying device to achieve the purposes of controllable, adjustable, continuous, and visual output of dc voltage and guarantee normal operation of opening and closing coil motion test, and the technical scheme is as follows:
a dc test voltage rectifier device comprising: the device comprises an alternating current voltage regulator, a full-bridge rectification module, a filter capacitor, a pointer type direct current voltmeter and a duplex switch;
the input end of the full-bridge rectification module is connected with the output end of the alternating-current voltage regulator, the first output end of the full-bridge rectification module is respectively connected with the first end of the filter capacitor and the first end of the pointer type direct-current voltmeter, and the second output end of the full-bridge rectification module is respectively connected with the second end of the filter capacitor and the second end of the pointer type direct-current voltmeter;
the upper port of the duplex switch is connected with the first output end and the second output end of the full-bridge rectifier module, and the lower port of the duplex switch is connected with the two ends of the opening and closing coil.
Preferably, the method further comprises the following steps: a circuit board;
the alternating current voltage regulator, the full-bridge rectification module, the filter capacitor, the pointer type direct current voltmeter and the duplex switch are welded on the circuit board.
Preferably, the method further comprises the following steps: a line bank;
the wiring bar is welded on the circuit board;
the output end of the alternating current voltage regulator is connected with the first interface of the wiring bar, the first interface of the wiring bar is connected with the input end of the full-bridge rectification module, the first output end of the full-bridge rectification module is connected with the second interface of the wiring bar, and the second output end of the full-bridge rectification module is connected with the third interface of the wiring bar;
the first end of the filter capacitor and the first end of the pointer type direct current voltmeter are connected with the second interface of the wiring bank, and the second end of the filter capacitor and the second end of the pointer type direct current voltmeter are connected with the third interface of the wiring bank;
and the upper port of the duplex switch is connected with the second interface and the third interface of the wiring bank.
Preferably, the first output end of the full-bridge rectification module is also used for being connected with the first end of a multimeter, and the second output end of the full-bridge rectification module is also used for being connected with the second end of the multimeter.
Preferably, the alternating current voltage regulator is a time-use single-phase alternating current voltage regulator.
Preferably, the filter capacitor is an electrolytic filter capacitor.
Preferably, the filter capacitor is a mica filter capacitor.
Preferably, the filter capacitor is a ceramic filter capacitor.
Preferably, the duplex switch is a duplex air switch.
Compared with the prior art, the beneficial effect of this application is:
in this application, the input of full-bridge rectifier module links to each other with the output of interchange voltage regulator, can obtain continuous positive half-wave to through filter capacitor, output stable direct current voltage. And the pointer type direct current voltmeter can visually detect and display the direct current voltage, so that a worker can conveniently adjust the voltage of the alternating current voltage regulator, and further provide stable direct current voltage for the switching-on and switching-off coil.
And the duplex switch is adopted to facilitate the operation of field testers, so that direct-current voltage is output for the switching-on and switching-off coil.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.
Fig. 1 is a schematic structural diagram of a dc test voltage rectifying device provided by the present invention.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The embodiment of the utility model discloses direct current test voltage rectifier unit, include: the device comprises an alternating current voltage regulator, a full-bridge rectification module, a filter capacitor, a pointer type direct current voltmeter and a duplex switch; the input end of the full-bridge rectification module is connected with the output end of the alternating-current voltage regulator, the first output end of the full-bridge rectification module is respectively connected with the first end of the filter capacitor and the first end of the pointer type direct-current voltmeter, and the second output end of the full-bridge rectification module is respectively connected with the second end of the filter capacitor and the second end of the pointer type direct-current voltmeter; the upper port of the duplex switch is connected with the first output end and the second output end of the full-bridge rectifier module, and the lower port of the duplex switch is connected with the two ends of the opening and closing coil. The utility model discloses in, can be controllable, adjustable, last, audio-visual output direct current voltage.
Next, referring to fig. 1, the dc test voltage rectifying apparatus disclosed in this embodiment is described, and includes: the device comprises an alternating current voltage regulator A, a full-bridge rectification module R, a filter capacitor C, a pointer type direct current voltmeter I and a duplex switch D.
The input end of the full-bridge rectification module R is connected with the output end of the alternating current voltage regulator A, the first output end of the full-bridge rectification module R is respectively connected with the first end of the filter capacitor C and the first end of the pointer type direct current voltmeter I, and the second output end of the full-bridge rectification module R is respectively connected with the second end of the filter capacitor C and the second end of the pointer type direct current voltmeter I;
the upper port of the duplex switch D is connected with the first output end and the second output end of the full-bridge rectifier module R, and the lower port of the duplex switch D is connected with the two ends of the opening and closing coil.
In this application, the input of full-bridge rectifier module R links to each other with alternating current voltage regulator A's output, can obtain continuous positive half-wave to through filter capacitor C, output stable direct current voltage. And pointer type direct current voltmeter I can audio-visually detect and show direct current voltage, is convenient for the staff to adjust the voltage of alternating current voltage regulator A, and then provides stable direct current voltage for divide-shut brake coil.
And the duplex switch D is adopted to facilitate the operation of field testers so as to control the output of the direct-current voltage to the switching-on and switching-off coil.
In this embodiment, the dc test voltage rectifying apparatus may further include: a circuit board.
The alternating current voltage regulator A, the full-bridge rectification module R, the filter capacitor C, the pointer type direct current voltmeter I and the dual switch D are all welded on the circuit board.
In this embodiment, the dc test voltage rectifying apparatus may further include: and (6) a wiring bank.
The wiring bar is welded on the circuit board.
The output end of the alternating current voltage regulator A is connected with a first interface L \ N of the wiring bar, the first interface L \ N of the wiring bar is connected with the input end of the full-bridge rectification module R, the first output end of the full-bridge rectification module R is connected with a second interface + of the wiring bar, and the second output end of the full-bridge rectification module R is connected with a third interface-of the wiring bar;
the first end of the filter capacitor C and the first end of the pointer type direct current voltmeter I are connected with the second interface + of the wiring bank, and the second end of the filter capacitor C and the second end of the pointer type direct current voltmeter I are connected with the third interface + of the wiring bank;
and the upper port of the duplex switch D is connected with the second interface + and the third interface-of the wiring bank.
In this embodiment, the first output terminal of the full-bridge rectification module R is further configured to be connected to a first end of a multimeter, and the second output terminal of the full-bridge rectification module R is further configured to be connected to a second end of the multimeter.
Wherein, in the testing process, can adopt the direct current shelves of universal meter to measure the voltage between full-bridge rectifier module R's the first output and the second output, through the voltage value of comparison universal meter and pointer direct current voltmeter I demonstration, adjust alternating current voltage regulator A to output different direct current voltage, test the shunting closing coil. Specifically, when the voltage values displayed by the multimeter and the pointer type direct current voltmeter I are consistent, the alternating current regulator is adjusted to a zero position, then the power is cut off, the lower port of the double-link switch D is connected to two ends of the opening and closing coil to be detected, the power is supplied again, the double-link switch D is closed to adjust the output direct current voltage to a specified value, and the action of the coil is observed. After multiple tests, recording the test data of each test, and finishing the test.
Preferably, the ac voltage regulator a is a single-phase ac voltage regulator.
Preferably, the filter capacitor C is an electrolytic filter capacitor.
Of course, the filter capacitor C may be, but is not limited to: mica filter capacitors or ceramic filter capacitors.
Preferably, the duplex switch D is a duplex air switch.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. A DC test voltage rectifier device, comprising: the device comprises an alternating current voltage regulator, a full-bridge rectification module, a filter capacitor, a pointer type direct current voltmeter and a duplex switch;
the input end of the full-bridge rectification module is connected with the output end of the alternating-current voltage regulator, the first output end of the full-bridge rectification module is respectively connected with the first end of the filter capacitor and the first end of the pointer type direct-current voltmeter, and the second output end of the full-bridge rectification module is respectively connected with the second end of the filter capacitor and the second end of the pointer type direct-current voltmeter;
the upper port of the duplex switch is connected with the first output end and the second output end of the full-bridge rectifier module, and the lower port of the duplex switch is connected with the two ends of the opening and closing coil.
2. The dc test voltage rectifier device of claim 1, further comprising: a circuit board;
the alternating current voltage regulator, the full-bridge rectification module, the filter capacitor, the pointer type direct current voltmeter and the duplex switch are welded on the circuit board.
3. The dc test voltage rectifier device of claim 2, further comprising: a line bank;
the wiring bar is welded on the circuit board;
the output end of the alternating current voltage regulator is connected with the first interface of the wiring bar, the first interface of the wiring bar is connected with the input end of the full-bridge rectification module, the first output end of the full-bridge rectification module is connected with the second interface of the wiring bar, and the second output end of the full-bridge rectification module is connected with the third interface of the wiring bar;
the first end of the filter capacitor and the first end of the pointer type direct current voltmeter are connected with the second interface of the wiring bank, and the second end of the filter capacitor and the second end of the pointer type direct current voltmeter are connected with the third interface of the wiring bank;
and the upper port of the duplex switch is connected with the second interface and the third interface of the wiring bank.
4. The direct current test voltage rectification device according to any one of claims 1 to 3, wherein the first output terminal of the full-bridge rectification module is further configured to be connected to a first terminal of a multimeter, and the second output terminal of the full-bridge rectification module is further configured to be connected to a second terminal of the multimeter.
5. The dc test voltage rectifier of claim 1 wherein the ac voltage regulator is a single phase ac voltage regulator.
6. The dc test voltage rectifier of claim 1 wherein said filter capacitor is an electrolytic filter capacitor.
7. The dc test voltage rectifier of claim 1 wherein said filter capacitor is a mica filter capacitor.
8. The dc test voltage rectifier of claim 1 wherein said filter capacitor is a ceramic filter capacitor.
9. The dc test voltage rectifier of claim 1 wherein the ganged switch is a ganged air switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921792598.7U CN210273864U (en) | 2019-10-23 | 2019-10-23 | Direct current test voltage rectifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921792598.7U CN210273864U (en) | 2019-10-23 | 2019-10-23 | Direct current test voltage rectifying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210273864U true CN210273864U (en) | 2020-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921792598.7U Active CN210273864U (en) | 2019-10-23 | 2019-10-23 | Direct current test voltage rectifying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210273864U (en) |
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2019
- 2019-10-23 CN CN201921792598.7U patent/CN210273864U/en active Active
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