CN204012307U - A kind of power distribution cabinet - Google Patents
A kind of power distribution cabinet Download PDFInfo
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- CN204012307U CN204012307U CN201420303401.XU CN201420303401U CN204012307U CN 204012307 U CN204012307 U CN 204012307U CN 201420303401 U CN201420303401 U CN 201420303401U CN 204012307 U CN204012307 U CN 204012307U
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- cabinet
- chip microcomputer
- power distribution
- module
- distribution cabinet
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Abstract
The utility model discloses a kind of power distribution cabinet, belong to power distribution cabinet technical field, its object is to provide a kind of good heat dissipation effect, the scratch-resistant and good epoxy powder power distribution cabinet of insulation property.Its technical scheme is: comprise the cabinet with thermovent, on cabinet, offer Qianmen and back door, it is characterized in that: the Qianmen of cabinet is single open-door, the back door of cabinet is double door, in cabinet, be provided with the temperature sensor, temperature relay and the radiator fan that are electrically connected to successively, air switch setting in the corresponding cabinet of temperature sensor, radiator fan is installed on thermovent place.The utility model can be widely used in power distribution cabinet.
Description
Technical field
The utility model belongs to power distribution cabinet technical field, is specifically related to a kind of good heat dissipation effect, the scratch-resistant and good power distribution cabinet of insulation property.
Background technology
In electric power system, power distribution cabinet is important control and protection equipment, and in power distribution cabinet, the contact performance of conduction junction will directly have influence on the reliability of switch cubicle work.In existing power distribution cabinet, each electric component and circuit contact well, connect reliable, but because electric component can produce a large amount of heats when working, and the radiating effect of power distribution cabinet is undesirable, the connection end place ratio of some electric component and circuit is easier to local pyrexia, cause local temperature too high, even produce heating, burning phenomenon, thereby finally affect the normal use of whole power distribution cabinet.Except existing above-mentioned heat dissipation problem, also there is the defect not scratch-resistant, insulation property are poor in existing power distribution cabinet.
Summary of the invention
The purpose of this utility model is to provide a kind of good heat dissipation effect, the scratch-resistant and good epoxy powder power distribution cabinet of insulation property.
For achieving the above object, the technical solution of the utility model is:
A kind of power distribution cabinet, comprise the cabinet with thermovent, on cabinet, offer Qianmen and back door, it is characterized in that: the Qianmen of cabinet is single open-door, the back door of cabinet is double door, in cabinet, be provided with the temperature sensor, temperature relay and the radiator fan that are electrically connected to successively, the air switch setting in the corresponding cabinet of temperature sensor, radiator fan is installed on thermovent place.
Further, radiator fan is two and is used to form cross-ventilated radiator fan, and two radiator fans are installed on respectively two relative medial surfaces in cabinet.
Further, also comprise infrared sensing warning system, this infra-red sensing system comprises infrared temperature probe, front end circuit, A/D converter, single-chip microcomputer I, buzzing warning device and gsm module, described infrared temperature probe is arranged at switch contact and the conductor connector position in cabinet, infrared temperature probe is electrically connected to front end circuit, front end circuit is electrically connected to A/D converter, and A/D converter is electrically connected to single-chip microcomputer I, and single-chip microcomputer I is electrically connected to buzzing warning device, gsm module; The signal of infrared temperature probe collection changes the signal of telecommunication through front end circuit into by A/D converter, signal of telecommunication input single-chip microcomputer I after transformation, single-chip microcomputer I exports two path control signal, wherein a road control signal is delivered to buzzing warning device and carries out onsite alarming, and another road control signal is delivered to gsm module and by gsm module, is sent the alarm signal being received with short message mode by cellphone subscriber.
Further, also comprise gate control system, described gate control system comprises fingerprint identification device, magnetic control door lock, single-chip microcomputer II, MP3 module, single-chip microcomputer II is electrically connected to fingerprint identification device, magnetic control door lock and MP3 module respectively, fingerprint identification device gathers finger print information and finger print information is delivered to single-chip microcomputer II, and single-chip microcomputer II outputs control signals to MP3 module and sends voice signal or output control signals to the Qianmen of magnetic control door lock control cabinet or the switching at back door.
Further, also comprise gate control system, described gate control system comprises fingerprint identification device, magnetic control door lock, single-chip microcomputer II, MP3 module, single-chip microcomputer II is electrically connected to fingerprint identification device, magnetic control door lock and MP3 module respectively, fingerprint identification device gathers finger print information and finger print information is delivered to single-chip microcomputer II, and single-chip microcomputer II outputs control signals to MP3 module and sends voice signal or output control signals to the Qianmen of magnetic control door lock control cabinet or the switching at back door.
Compared with prior art, the beneficial effects of the utility model are:
1, two doors in Qianmen and back door are set on cabinet, when power distribution cabinet is safeguarded, corresponding cabinet door can be opened, avoid operating personnel in the situation that cannot watching, to carry out misoperation, thereby, improved the convenience that power distribution cabinet is safeguarded, and it is safer that power distribution cabinet is safeguarded, guarantees that power distribution cabinet can be not impaired because of misoperation; Utilize near the temperature of temperature sensor measurement air switch, and temperature signal is passed to temperature relay, temperature relay be take a certain temperature value and as start-up point, is controlled the operation of radiator fan, automatically reduce the temperature in power distribution cabinet, to reach heat radiation object, reduce the improper tripping operation probability of air switch.
2, in cabinet, both sides arrange respectively wind direction wind direction radiator fan outwardly inwardly, form cross-ventilation, have accelerated the circulation of air in power distribution cabinet, have improved radiating effect; Thermovent and radiator fan are set on cabinet door, indivedual heater elements are carried out to specific aim heat radiation, effectively eliminated heat radiation dead angle, improve radiating effect;
3, front end circuit by filter and amplification, voltage ratio and the circuit such as temperature-compensating form, adopted temperature-compensating, low-pass filtering, effectively reduce radio frequency interference and variations in temperature and disturb the false alarm causing; Based on GSM network, SMS and on-the-spot same alarm have been realized; Thereby this system have rate of false alarm lower, can be with the short message mode that adapts to market main flow mobile phone in real time to the feature such as User Alarms outside the venue, convenient and practical, energy-conserving and environment-protective, cost be low.
4, by be provided with fingerprint entrance guard system on power distribution cabinet, fingerprint identification device gathers somatic fingerprint information, single-chip microcomputer II analyzes, processes finger print information, and sends corresponding control signal and control the closure or openness of magnetic control door lock, control MP3 module and send prompt tone; By fingerprint entrance guard system, can effectively control before and after power distribution cabinet each closure or openness.
Accompanying drawing explanation
Fig. 1 is the external structure schematic diagram of the utility model power distribution cabinet;
Fig. 2 is the internal structure schematic diagram of the utility model power distribution cabinet;
Fig. 3 is the utility model infrared sensing warning system structured flowchart;
Fig. 4 is the utility model gate control system structured flowchart;
Fig. 5 is the circuit diagram of the utility model front end circuit;
Fig. 6 is the circuit diagram of the utility model gsm module;
Fig. 7 is the utility model MP3 module interface circuit figure;
Wherein.Reference numeral is: 1-cabinet, 2-Qianmen, 3-back door, 4-radiator fan, 5-air switch, 6-temperature sensor, 7-temperature relay, 8-thermovent.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further:
Embodiment mono-
A power distribution cabinet, comprises cabinet and is arranged at temperature sensor, temperature relay and the radiator fan in cabinet.
Before and after cabinet, both sides are respectively equipped with Qianmen and back door, and Qianmen and two ends, back door are flexibly connected and are integral with described cabinet by jockey respectively; Wherein Qianmen is single open-door, and back door is double door, and Qianmen and back door all adopt 2mm cold-reduced sheet to be made; The side of power distribution cabinet adopts 1.5mm cold-reduced sheet to be made, and the case lid of power distribution cabinet adopts 2mm cold-reduced sheet to be made.When safeguarding, overhauling power distribution cabinet, corresponding cabinet door can be opened, avoid operating personnel in the situation that cannot watching, to carry out misoperation, thereby, improved the convenience that power distribution cabinet is safeguarded, and it is safer that power distribution cabinet is safeguarded, guarantees that power distribution cabinet can be not impaired because of misoperation.On cabinet, on relative sidewall, offer a plurality of louvres, certainly can also on end face, bottom surface or the cabinet door of cabinet, offer corresponding louvre.
In cabinet, be also provided with temperature sensor, temperature relay, radiator fan and air switch, temperature sensor is installed in cabinet, temperature sensor is electrically connected to temperature relay, and temperature relay is electrically connected to radiator fan, and this radiator fan is arranged at the louvre place on cabinet.In addition the air switch setting in the corresponding cabinet of described temperature sensor.Startup value when first described temperature relay is set to a certain temperature value K, temperature value sets rear temperature sensor and measures in real time near temperature air switch in described cabinet, when temperature higher than arrange this temperature value K time temperature relay start, thereby control radiator fan high speed rotating, accelerate Air Flow in cabinet, realize the efficiently radiates heat of comprehensive distribution cabinet, to reduce the improper tripping operation probability of air switch; In described cabinet, temperature is got back to this temperature value K of setting when following, thereby temperature sensor is issued described temperature relay by the temperature signal detecting, to control radiator fan out of service.
Embodiment bis-
On the basis of embodiment mono-, described radiator fan has two at least, wherein two radiator fans are installed on respectively two relative medial surfaces in cabinet, the thermovent of the relative side of the corresponding cabinet of blowing mouth of a radiator fan is installed, the thermovent of the corresponding cabinet opposite side of air inlet of another radiator fan is installed, the wind direction of a radiator fan inwardly and the wind direction of another radiator fan outwardly, both form cross-ventilation, accelerated the circulation of air in power distribution cabinet, improve radiating effect, thereby reached good radiating effect.
Embodiment tri-
On the basis of embodiment mono-or embodiment bis-, in cabinet, be also provided with infrared sensing warning system, this infrared sensing warning system comprises infrared temperature probe, front end circuit, A/D converter, single-chip microcomputer I, buzzing warning device and gsm module.This infrared temperature probe is arranged at respectively switch contact and the conductor connector position in cabinet, the temperature information of sense switch contact and conductor connector position; Infrared temperature probe is electrically connected to front end circuit, the circuit diagram of front end circuit as shown in Figure 4, its mainly by filter and amplification, voltage ratio and the circuit such as temperature-compensating form, in amplifying circuit, adopt thermistor negative feedback to realize temperature-compensating, when temperature is higher, thermistor resistance reduces, when temperature is lower, thermistor resistance rises, and so substantially maintains output voltage constant, in filter circuit, according to the Filter Pro software of Texas Instrument, show that upper cut-off frequency is f=20Hz, voltage gain is ldB.This filter circuit has suppressed the High-frequency Interference such as electromagnetic radiation effectively, in the end one-level adopts 1N4727 voltage stabilizing didoe, form 1.5V threshold voltage comparator, obtain the square wave that amplitude is 3V, so that A/D converter is sampled, because front end circuit has adopted temperature-compensating, low-pass filtering, effectively reduce radio frequency interference and variations in temperature and disturbed the false alarm causing, than the pre-amplification circuit in past, had largely and improved; Front end circuit is electrically connected to A/D converter, and A/D converter changes the signal of infrared temperature probe collection into the signal of telecommunication; A/D converter is electrically connected to single-chip microcomputer I, and the signal of telecommunication input single-chip microcomputer I after transformation analyzes, processes; Single-chip microcomputer I is electrically connected to buzzing warning device, gsm module, realizes onsite alarming and SMS alarm; The signal of infrared temperature probe collection changes the signal of telecommunication through front end circuit into by A/D converter, signal of telecommunication input single-chip microcomputer I after transformation, single-chip microcomputer I exports two path control signal, wherein a road control signal is delivered to buzzing warning device and carries out onsite alarming, and another road control signal is delivered to gsm module and by gsm module, is sent the alarm signal being received with short message mode by cellphone subscriber.In the present embodiment, described infrared temperature probe is DS18B20 infrared temperature probe, and described single-chip microcomputer I adopts MSP430 single-chip microcomputer, and it is the buzzing warning device of yacite PN001231 that buzzing warning device adopts model.Described gsm module is that GSM radio frequency chip, baseband processing chip, memory, power discharging device etc. are integrated on a wiring board, there is independently operating system, GSM radio frequency processing, Base-Band Processing and the functional module of standard interface is provided, belong to existing module, wherein in gsm module, be provided with SIM300 integrated chip, SIM300 module is a three frequency band GSMs/GPRS module, have low power dissipation design, the current drain under sleep pattern is only 2.5mA; ICP/IP protocol that SIM300 inside modules is integrated, and expanded the AT instruction of TCP/IP, make Development of Module data transmission set become simple and convenient; This SIM300 module adopts 4.5V power supply, can directly use powered battery; Single-chip microcomputer I communicates by serial line interface and SIM300 module, and short message content is finished in advance by program, by this module, can directly send.
Embodiment tetra-
On the basis of embodiment mono-, embodiment bis-or embodiment tri-, this power distribution cabinet is also provided with gate control system.Described gate control system comprises fingerprint identification device, magnetic control door lock, single-chip microcomputer II and MP3 module, and single-chip microcomputer II is electrically connected to fingerprint identification device, magnetic control door lock and MP3 module respectively.Fingerprint identification device gathers finger print information and finger print information is delivered to single-chip microcomputer II, and single-chip microcomputer II outputs control signals to MP3 module and sends voice signal or output control signals to the Qianmen of magnetic control door lock control cabinet or the switching at back door.
In the present embodiment, this fingerprint identification device comprise FSC7002 model housing, be arranged at button group on housing, optical fingerprint sensor, the LCDs being formed by LED diode, voice output, the Flash memory of AT49LV080 model, the digital signal processor of TMS320VC5402A model, control output circuit, data output interface and power module; This single-chip microcomputer II selects STC15C5A60S2 single-chip microcomputer; The acp chip that MP3 module is taked is AU6850B (integrated chip USB Host interface, SD interface, MP3 decoding circuit), can directly read the voice document in SD card, and take serial interface communication mode with single-chip microcomputer, is conducive to the debugging of program.
Claims (5)
1. a power distribution cabinet, comprise the cabinet (1) with thermovent (8), on cabinet (1), offer Qianmen (3) and back door (2), it is characterized in that: the Qianmen (3) of cabinet (1) is single open-door, the back door (2) of cabinet (1) is double door, in cabinet (1), be provided with the temperature sensor (6), temperature relay (7) and the radiator fan (4) that are electrically connected to successively, air switch (5) in the corresponding cabinet of temperature sensor (6) (1) arranges, and radiator fan (4) is installed on thermovent (8) and locates.
2. a kind of power distribution cabinet as claimed in claim 1, is characterized in that: radiator fan (4) is two and is used to form cross-ventilated radiator fan (4), and two radiator fans (4) are installed on respectively two relative medial surfaces of (1) in cabinet.
3. a kind of power distribution cabinet as claimed in claim 1, it is characterized in that: also comprise infrared sensing warning system, this infra-red sensing system comprises infrared temperature probe, front end circuit, A/D converter, single-chip microcomputer I, buzzing warning device and gsm module, described infrared temperature probe is arranged at switch contact and the conductor connector position in cabinet (1), infrared temperature probe is electrically connected to front end circuit, front end circuit is electrically connected to A/D converter, A/D converter is electrically connected to single-chip microcomputer I, and single-chip microcomputer I is electrically connected to buzzing warning device, gsm module; The signal of infrared temperature probe collection changes the signal of telecommunication through front end circuit into by A/D converter, signal of telecommunication input single-chip microcomputer I after transformation, single-chip microcomputer I exports two path control signal, wherein a road control signal is delivered to buzzing warning device and carries out onsite alarming, and another road control signal is delivered to gsm module and by gsm module, is sent the alarm signal being received with short message mode by cellphone subscriber.
4. a kind of power distribution cabinet as claimed in claim 1, it is characterized in that: also comprise gate control system, described gate control system comprises fingerprint identification device, magnetic control door lock, single-chip microcomputer II, MP3 module, single-chip microcomputer II is electrically connected to fingerprint identification device, magnetic control door lock and MP3 module respectively, fingerprint identification device gathers finger print information and finger print information is delivered to single-chip microcomputer II, and single-chip microcomputer II outputs control signals to MP3 module and sends voice signal or output control signals to the Qianmen of magnetic control door lock control cabinet or the switching at back door.
5. a kind of power distribution cabinet as claimed in claim 3, it is characterized in that: also comprise gate control system, described gate control system comprises fingerprint identification device, magnetic control door lock, single-chip microcomputer II, MP3 module, single-chip microcomputer II is electrically connected to fingerprint identification device, magnetic control door lock and MP3 module respectively, fingerprint identification device gathers finger print information and finger print information is delivered to single-chip microcomputer II, and single-chip microcomputer II outputs control signals to MP3 module and sends voice signal or output control signals to the Qianmen of magnetic control door lock control cabinet or the switching at back door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420303401.XU CN204012307U (en) | 2014-06-10 | 2014-06-10 | A kind of power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420303401.XU CN204012307U (en) | 2014-06-10 | 2014-06-10 | A kind of power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204012307U true CN204012307U (en) | 2014-12-10 |
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ID=52052250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420303401.XU Expired - Fee Related CN204012307U (en) | 2014-06-10 | 2014-06-10 | A kind of power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204012307U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104092125A (en) * | 2014-06-10 | 2014-10-08 | 成都高华电气有限公司 | Power distribution cabinet |
| CN107465125A (en) * | 2017-09-08 | 2017-12-12 | 广西邦世电气有限公司 | One kind radiating capacitor box |
-
2014
- 2014-06-10 CN CN201420303401.XU patent/CN204012307U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104092125A (en) * | 2014-06-10 | 2014-10-08 | 成都高华电气有限公司 | Power distribution cabinet |
| CN107465125A (en) * | 2017-09-08 | 2017-12-12 | 广西邦世电气有限公司 | One kind radiating capacitor box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20150610 |
|
| EXPY | Termination of patent right or utility model |