CN220730350U - Miniaturized multichannel voiceprint on-line monitoring device for switch cabinet - Google Patents
Miniaturized multichannel voiceprint on-line monitoring device for switch cabinet Download PDFInfo
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- CN220730350U CN220730350U CN202322407572.9U CN202322407572U CN220730350U CN 220730350 U CN220730350 U CN 220730350U CN 202322407572 U CN202322407572 U CN 202322407572U CN 220730350 U CN220730350 U CN 220730350U
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 14
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 239000004677 Nylon Substances 0.000 claims description 4
- 229920001778 nylon Polymers 0.000 claims description 4
- 230000003028 elevating effect Effects 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 description 30
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 10
- XOMKZKJEJBZBJJ-UHFFFAOYSA-N 1,2-dichloro-3-phenylbenzene Chemical compound ClC1=CC=CC(C=2C=CC=CC=2)=C1Cl XOMKZKJEJBZBJJ-UHFFFAOYSA-N 0.000 description 9
- 238000007599 discharging Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Gas-Insulated Switchgears (AREA)
Abstract
The utility model discloses a miniaturized multichannel voiceprint on-line monitoring device for a switch cabinet, which comprises a retainer and a main shell, wherein the retainer is concave, and the main shell is arranged in the concave structure of the retainer.
Description
Technical Field
The utility model relates to the field of switch cabinet equipment, in particular to a miniaturized multichannel voiceprint on-line monitoring device for a switch cabinet.
Background
The switch cabinet is an electrical device, the external line of the switch cabinet firstly enters the main control switch in the cabinet, then enters the sub-control switch, and each shunt is arranged according to the requirement. Such as meters, automatic control, motor magnetic switches, various ac contactors, etc., and high-voltage and low-voltage switchgear, high-voltage buses, such as power plants, etc., and low-cycle relief for protecting major equipment.
Switchgear is an important device in an electrical power system, and the discharge process of the switchgear may be accompanied by dangerous factors such as high temperature, high voltage, high energy, and the like. Therefore, the monitoring of the discharging process of the switch cabinet is an important means for guaranteeing the safety of personnel and equipment. Problems such as arc, short circuit, overcurrent and the like which may occur in the discharging process of the switch cabinet may cause damage to equipment and even cause accidents, and the problems can be found and solved in time by monitoring the discharging process of the switch cabinet, so that stable operation of the equipment is ensured. Meanwhile, through monitoring and analyzing parameters in the discharging process, the running state and the health condition of the equipment can be known, potential fault hidden dangers can be found in time, and corresponding measures are taken for prevention.
The current commonly used monitoring means of the switch cabinet mainly comprises monitoring of parameters such as temperature, current, voltage and the like, for example, the application number is as follows: the Chinese patent of CN202310219337.0 comprises the following specific contents: the comprehensive on-line monitoring device comprises a comprehensive data acquisition unit, a temperature monitoring module, a circuit breaker electrical characteristic sensor, a circuit breaker travel sensor and a three-station electrical characteristic sensor, wherein the comprehensive data acquisition unit is used for acquiring, processing, storing and transmitting data; the temperature monitoring module comprises a temperature acquisition antenna and a temperature sensor; the circuit breaker electrical characteristic sensor is used for sensing current during opening and closing actions of the circuit breaker; the circuit breaker travel sensor is used for monitoring the travel of the circuit breaker in the opening and closing process; the three-station electrical characteristic sensor is used for sensing motor current during three-station actions. The above patent is a classical switch cabinet monitoring device, and adopts a traditional method of monitoring the working state of the switch cabinet by using detection current, but the monitoring means may not accurately reflect the running state of equipment under some special conditions, for example, the electric arc cannot be monitored in real time, and the monitoring means needs to be further perfected, so that the accuracy and reliability of monitoring are improved; meanwhile, the existing switch cabinet monitoring means also has the problem of complex data processing and analysis, a great amount of data can be generated in the process of monitoring the discharge of the switch cabinet, and how to effectively process and analyze the data is a challenge, and a complete data processing and analyzing method is lacking at present, so that related technologies are required to be further researched and developed; and finally, the cost problem of the monitoring system is that a great amount of manpower, material resources and financial resources are required to be invested in establishing a perfect monitoring system, and for some small and medium enterprises or individual users, the cost is hard to bear, so that the popularization and the application of the monitoring system are limited.
Disclosure of Invention
The utility model aims to provide a miniaturized multichannel voiceprint on-line monitoring device for a switch cabinet, which is used for solving the problems of limited monitoring means, complex data processing and analysis and higher cost of a monitoring system in the prior switch cabinet detection equipment in the background technology.
The technical scheme of the utility model is realized as follows: the utility model provides a miniaturized multichannel voiceprint on-line monitoring device for cubical switchboard, is including being "concave" form holder and main casing, the main casing set up in the inside of holder "concave" form structure, the main casing with link together through main cap between the holder, the inside three reference column that is provided with of main casing, the one end conflict of reference column is in on the main cap, the other end conflict of reference column is on the PCB board of being connected with outside audio analysis equipment electricity, the PCB board with be provided with waterproof sound-transmitting membrane between the main casing.
Preferably, the retainer comprises a protection frame, two sides of the protection frame are bent and extended to form a pair of lugs, and permanent magnets are nested in the lugs.
Preferably, the positioning column comprises a heightening column which is abutted against the PCB, a gasket is arranged between the heightening column and the copper column, and a screw is arranged at the other end of the copper column.
Preferably, the elevating column is made of nylon material.
Preferably, the screw is fixedly screwed with the main casing cover, the screw is fixedly screwed with the retainer, and the main casing body is detachably clamped and connected with the main casing cover.
By adopting the technical scheme, the utility model has the beneficial effects that:
1. non-invasive monitoring: the voiceprint monitoring does not need to change the switch cabinet or add an additional sensor, only needs to collect sound through equipment such as a microphone and the like, and is installed through magnetic attraction on the installation, so that the structure and the performance of the switch cabinet are not affected.
2. And (3) real-time monitoring: the voiceprint monitoring can collect the sound signals generated when the switch cabinet discharges in real time, and the abnormal conditions and faults can be found out in time through the algorithm analysis and processing.
3. High accuracy: the voiceprint monitoring technology can accurately judge the discharge condition and the fault type by analyzing the characteristics of the frequency spectrum, the amplitude, the time domain and the like of the discharge sound, and improves the accuracy of fault diagnosis.
4. High sensitivity: the voiceprint monitoring can capture tiny sound changes, and can effectively monitor and diagnose weak discharge signals.
5. High efficiency and energy saving: the voiceprint monitoring can help to realize the fine management and control of the discharging process of the switch cabinet, and avoid unnecessary energy waste and loss.
6. And (3) automatic management: the voiceprint monitoring technology can be combined with an intelligent management system to realize automatic monitoring and management of the discharging process of the switch cabinet, reduce manual intervention and improve working efficiency.
7. The maintenance cost is low: the voiceprint monitoring technology does not need additional sensors and equipment and frequent maintenance and replacement, and reduces maintenance cost and workload.
8. The safety is high: the voiceprint monitoring can be carried out under the condition of not contacting with a high-voltage power supply, so that the risk of personnel contacting with high-voltage power supply is reduced, and the working safety is improved.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a front view of the present utility model;
FIG. 2 is an internal structural view of the present utility model;
FIG. 3 is an enlarged view of area A of FIG. 2;
fig. 4 is a cross-sectional view of the cage of the present utility model.
Wherein: 1. a retainer; 2. a main housing; 3. a lifting column; 4. a gasket; 5. a PCB board; 6. copper columns; 7. a main housing cover; 8. a screw; 9. a waterproof sound-transmitting membrane; 10. positioning columns; 101. a protective frame; 102. ear protection; 103. and a permanent magnet.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, a miniaturized multichannel voiceprint on-line monitoring device for a switch cabinet comprises a retainer 1 and a main shell 2, wherein the retainer 1 is concave, the main shell 2 is arranged in the concave structure of the retainer 1, the main shell 2 and the retainer 1 are connected together through a main shell cover 7, three positioning columns 10 are arranged in the main shell 2, one ends of the positioning columns 10 are abutted against the main shell cover 7, the other ends of the positioning columns 10 are abutted against a Printed Circuit Board (PCB) 5 electrically connected with external audio analysis equipment, and a waterproof and acoustically transparent film 9 is arranged between the PCB 5 and the main shell 2.
Specifically, the retainer 1 comprises a protection frame 101, the two sides of the protection frame 101 are bent and extended to be provided with the protective lugs 102, the permanent magnets 103 are nested inside the protective lugs 102, and thus the retainer 1 is fixed and adsorbed on the switch cabinet shell by the aid of the permanent magnets 103 when the switch cabinet shell is made of magnetizable materials, so that the device is fixed outside the switch cabinet without damaging the switch cabinet shell, and audio information inside the switch cabinet is collected conveniently.
Specifically, reference column 10 includes the backing up post 3 that contradicts together with PCB board 5, is provided with gasket 4 between backing up post 3 and the copper post 6, and the other end of copper post 6 is provided with screw 8, sets up the effect that is convenient for utilize reference column 10 to provide conflict location for PCB board 5 like this, avoids PCB board 5 to rock in the course of the work and leads to gathering audio information distortion to the accuracy of this device has been improved.
Specifically, the elevating column 3 is made of nylon material, and the nylon material has the advantages of good insulation performance and good elasticity, can provide elastic clamping for the PCB 5, avoids damage to the PCB 5 caused by direct interference type clamping, and can maintain the stability of the PCB 5.
Specifically, screw 8 is in the same place with the fixed screw joint of main cap 7, and screw 8 is in the same place with the fixed screw joint of holder 1, and main casing 2 and main cap 7 detachable card are connected, set up like this and be convenient for utilize screw 8 with main cap 7 and holder 1 fixed mounting together, the design of main casing 2 and main cap 7 detachable card joint simultaneously, the installation and the debugging of this device of being convenient for.
Working principle: firstly, the PCB 5 is electrically connected with external audio analysis equipment, the waterproof sound-transmitting film 9 is attached to the main shell 2, then the PCB 5 is fixed on the inner wall of the main shell 2 by utilizing the positioning column 10, the stability of the PCB 5 and the waterproof sound-transmitting film 9 is kept, the retainer 1 with required performance and parameters is selected according to actual requirements, the retainer 1 and the main shell 2 are fixed together by utilizing the positioning column 10, the stability of the structure of the device is kept, one side of the device, which is close to the PCB 5, is fixedly abutted to the switch cabinet shell by the retainer 1, audio information inside the switch cabinet passes through the waterproof sound-transmitting film 9 and is collected by the PCB 5, and is fed back to the external audio analysis equipment by utilizing the external audio analysis equipment, the characteristics of the discharging sound such as frequency spectrum, amplitude, time domain and the like are analyzed, the discharging condition and the fault type can be accurately judged, the accuracy of fault diagnosis is improved, and when the switch cabinet breaks down, an alarm is timely sent, and workers are prompted to check and overhaul the switch cabinet.
In the description of the present specification, the terms "connected," "mounted," "fixed," "disposed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection or an indirect connection through intermediate members without affecting the relationship between components and technical effects, or may be an integral connection or a partial connection, as in the case of this example, and as will be understood by those skilled in the art, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "transverse", "longitudinal", and the like refer to the directions or positional relationships based on the directions or positional relationships shown in the drawings. These terms are only used to better describe the present utility model and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations. Finally, it should be noted that the present utility model is generally described in terms of a/a pair of components, such as the location of each component and the mating relationship therebetween, however, those skilled in the art will appreciate that such location, mating relationship, etc. are equally applicable to other components/other pairs of components.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (5)
1. Miniaturized multichannel voiceprint on-line monitoring device for cubical switchboard, its characterized in that: including being "concave" form holder (1) and main casing (2), main casing (2) set up in the inside of "concave" form structure of holder (1), main casing (2) with link together through main cap (7) between holder (1), main casing (2) inside is provided with three reference column (10), the one end of reference column (10) is contradicted on main cap (7), the other end of reference column (10) is contradicted on PCB board (5) be connected with outside audio analysis equipment electricity, PCB board (5) with be provided with waterproof sound-transmitting membrane (9) between main casing (2).
2. The miniaturized multichannel voiceprint on-line monitoring device for a switch cabinet according to claim 1, wherein: the retainer (1) comprises a protection frame (101), two sides of the protection frame (101) are bent and extended to be provided with lugs (102), and permanent magnets (103) are nested inside the lugs (102).
3. The miniaturized multichannel voiceprint on-line monitoring device for a switch cabinet according to claim 1, wherein: the positioning column (10) comprises a heightening column (3) which is abutted against the PCB (5), a gasket (4) is arranged between the heightening column (3) and the copper column (6), and a screw (8) is arranged at the other end of the copper column (6).
4. A miniaturized multichannel voiceprint on-line monitoring device for a switchgear as claimed in claim 3, wherein: the elevating column (3) is made of nylon material.
5. A miniaturized multichannel voiceprint on-line monitoring device for a switchgear as claimed in claim 3, wherein: the screw (8) and the main shell cover (7) are fixedly screwed together, the screw (8) and the retainer (1) are fixedly screwed together, and the main shell (2) is detachably connected with the main shell cover (7) in a clamping mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322407572.9U CN220730350U (en) | 2023-09-06 | 2023-09-06 | Miniaturized multichannel voiceprint on-line monitoring device for switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322407572.9U CN220730350U (en) | 2023-09-06 | 2023-09-06 | Miniaturized multichannel voiceprint on-line monitoring device for switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220730350U true CN220730350U (en) | 2024-04-05 |
Family
ID=90494860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322407572.9U Active CN220730350U (en) | 2023-09-06 | 2023-09-06 | Miniaturized multichannel voiceprint on-line monitoring device for switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220730350U (en) |
-
2023
- 2023-09-06 CN CN202322407572.9U patent/CN220730350U/en active Active
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