CN204441069U - A kind of safe and intelligent adjustable variable-pressure device - Google Patents
A kind of safe and intelligent adjustable variable-pressure device Download PDFInfo
- Publication number
- CN204441069U CN204441069U CN201520133851.3U CN201520133851U CN204441069U CN 204441069 U CN204441069 U CN 204441069U CN 201520133851 U CN201520133851 U CN 201520133851U CN 204441069 U CN204441069 U CN 204441069U
- Authority
- CN
- China
- Prior art keywords
- shell
- check processing
- transformer
- safe
- processing chip
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model provides a kind of safe and intelligent adjustable variable-pressure device, mainly comprise shell, be arranged on user side electric wire connecting junction and the grid side electric wire connecting junction of shell both sides, transformer core is set in shell and soaks the insulation fuel tank of iron core, outer casing bottom is provided with temperature sensor, humidity sensor, viscosity inductor and blender, inside shell, also control device is set, control device comprises single-chip microcomputer, current measuring device, voltage measuring apparatus, electric machine controller, switch input unit and output protection circuit, outer side arranges protective cover, RS485 communication device is set in protective cover, excess temperature alarm device, accident warning device, the utility model smart structural design, intelligence degree is high, can monitor in time and regulate and control each parameter information of transformer and terminal can be uploaded to after fault location immediately, be convenient to maintenance.
Description
Technical field:
The utility model relates to a kind of transformer, particularly relates to a kind of safe and intelligent adjustable variable-pressure device.
Background technology:
Transformer is a kind of important passive component in electronic engineering, can promote or reduce voltage.Up till now transformer be developed so far century more than one, for power transformer, in most cases at present, the spontaneous power station of electric pressure of electric energy at least will can be transported to low voltage equipment through 5 grades of transformers to user.Although the efficiency of transformer own is very high, because its quantity is many, capacity large, total losses are still very large.In addition, existing power circuit, while protection rear end equipment, is not protected transformer, thus in each circuit transient fault, also needs to change transformer, add maintenance cost while replacing fuse.In prior art, transformer often breaks down, and needs to drop into manpower and overhauls, but due to technological means restriction, need to be detected by test pencil and other coherent detection instrument, waste time and energy.
Utility model content:
In order to solve the problem, the utility model provides a kind of smart structural design, and intelligence degree is high, can monitor in time and regulates and controls each parameter information of transformer and can be uploaded to terminal after fault location immediately, being convenient to the technical scheme of keeping in repair:
A kind of safe and intelligent adjustable variable-pressure device, mainly comprise shell, be arranged on user side electric wire connecting junction and the grid side electric wire connecting junction of shell both sides, transformer core is set in shell and soaks the insulation fuel tank of iron core, outer casing bottom is provided with temperature sensor, humidity sensor, viscosity inductor and blender, inside shell, also control device is set, control device comprises single-chip microcomputer, current measuring device, voltage measuring apparatus, electric machine controller, switch input unit and output protection circuit, outer side arranges protective cover, RS485 communication device is set in protective cover, excess temperature alarm device, accident warning device.
As preferably, blender comprises motor and is arranged on the paddle on machine shaft, and paddle and temperature sensor, the end of probe of humidity sensor and the test side of viscosity inductor are all arranged in insulation fuel tank.
As preferably; current measuring device, voltage measuring apparatus, temperature sensor, humidity sensor, viscosity inductor, switch input unit connect single-chip microcomputer input port respectively; single-chip microcomputer output port connects excess temperature alarm device, accident warning device and display unit by RS485 communication device; single-chip microcomputer also connects motor by electric machine controller, and single-chip microcomputer connects output protection circuit.
As preferably; output protection circuit comprises three end gate-controlled switches, piezo-resistance, check processing chip; piezo-resistance is connected in parallel on three end gate-controlled switch two ends; the primary coil of three end gate-controlled switch connection transformers; one pin contact resistance A of check processing chip and two pin of check processing chip are connected on the secondary coil two ends of transformer; the tripod of check processing chip connects electric capacity A and ground connection; electric capacity C, electric capacity D is connected in series between four pin of check processing chip and five pin of check processing chip, then ground connection after shunt capacitance B.
The beneficial effects of the utility model are:
(1) the utility model carrys out automatic monitoring running state of transformer by collection transformer voltage, electric current, temperature, blender is controlled by gathering the information such as humidity, viscosity, reach the object of the parameter of adjustment insulating oil temperature and viscosity, thus improve transformer to insulating oil state itself monitor and adjustment capability, ensure that transformer normally runs.
(2) excess temperature alarm device that the utility model adopts judges whether transformer occurs exception, arranges accident warning device and display unit simultaneously, can show abort situation and belong to which kind of fault, decreasing manpower, improves overhaul efficiency.
(3) output protection circuit that the utility model adopts can carry out the break-make of control circuit when breaking down by three end gate-controlled switches, and protection transformer saves electric energy simultaneously.
Accompanying drawing illustrates:
Fig. 1 is Integral connection structure schematic diagram of the present utility model;
Fig. 2 is that control device of the present utility model connects block diagram;
Fig. 3 is output protection circuit figure of the present utility model.
Embodiment:
For making goal of the invention of the present utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, execution mode of the present utility model is described in further detail.
As shown in Figure 1-2, a kind of safe and intelligent adjustable variable-pressure device, mainly comprise shell 1, be arranged on user side electric wire connecting junction 2 and the grid side electric wire connecting junction 3 of shell 1 both sides, transformer core 4 is set in shell 1 and soaks the insulation fuel tank 5 of iron core 4, temperature sensor 6, humidity sensor 7, viscosity inductor 8 and blender 9 is provided with bottom shell 1, blender 9 comprises motor 91 and is arranged on the paddle in motor 91 rotating shaft, and paddle and temperature sensor 6, the end of probe of humidity sensor 7 and the test side of viscosity inductor 8 are all arranged in insulation fuel tank 5.Inside shell 1, control device 10 is also set, control device 10 comprises single-chip microcomputer 101, current measuring device 102, voltage measuring apparatus 103, electric machine controller 104, switch input unit 105 and output protection circuit 106, shell 1 arranged outside protective cover 11, RS485 communication device 111 is set in protective cover 11, excess temperature alarm device 112, accident warning device 113, current measuring device 102, voltage measuring apparatus 103, temperature sensor 6, humidity sensor 7, viscosity inductor 8, switch input unit 105 connects single-chip microcomputer 101 input port respectively, single-chip microcomputer 101 output port connects excess temperature alarm device 112 by RS485 communication device 111, accident warning device 113 and display unit 12, single-chip microcomputer 101 also connects motor 91 by electric machine controller 104, single-chip microcomputer 101 connects output protection circuit 106.The utility model carrys out automatic monitoring running state of transformer by collection transformer voltage, electric current, temperature, blender 9 is controlled by gathering the information such as humidity, viscosity, reach the object of the parameter of adjustment insulating oil temperature and viscosity, thus improve transformer to insulating oil state itself monitor and adjustment capability, improve the safety and stability that transformer runs; The excess temperature alarm device 112 adopted judges whether transformer occurs exception, arranges accident warning device 113 and display unit 12 simultaneously, can show abort situation and belong to which kind of fault, decreasing manpower, improves overhaul efficiency.
As shown in Figure 3, output protection circuit 106 comprises three end gate-controlled switches, piezo-resistance, check processing chip, piezo-resistance C R3 is connected in parallel on three end gate-controlled switch BRT two ends, the primary coil of three end gate-controlled switch BRT connection transformer T1, the one pin U1 contact resistance A R1 of check processing chip U and the two pin U2 of check processing chip U is connected on the secondary coil two ends of transformer T1, the tripod U3 of check processing chip U connects electric capacity A C1 and ground connection, electric capacity C C3 is connected in series between the four pin U4 of check processing chip U and the five pin U5 of check processing chip U, electric capacity D C4, ground connection after shunt capacitance B C2 again, the six pin U6 of check processing chip U are connected in parallel electric capacity F C6, electric capacity G C7 ground connection, the 11 pin U11 of check processing chip U connect electric capacity E C5 and ground connection, the seven pin U7 contact resistance B R2 of check processing chip U are connected three end gate-controlled switch BRT outputs with the common port of the secondary coil of resistance A R1 and transformer T1.Before circuit ON, three end gate-controlled switch BRT are in off state, start intelligence in energising to power to transformer T1 through low-resistance thermistor C R3, when after circuit ON, control the optical coupler diode of electric current through three end gate-controlled switch BRT, once three end gate-controlled switch BRT are by means of after photoelectric effect connection, thermistor C R3 is then by three end gate-controlled switch BRT short circuits, therefore can not generate heat, if there is overload or short circuit in transformer T1 secondary coil, three end gate-controlled switch BRT turn off, thermistor C R3 resistance is caused to uprise, block primary circuit, thus protection transformer can not be burned because of overload or short circuit.
Above-described embodiment is preferred embodiment of the present utility model; it is not the restriction to technical solutions of the utility model; as long as without the technical scheme that creative work can realize on the basis of above-described embodiment, all should be considered as falling within the scope of the rights protection of the utility model patent.
Claims (4)
1. a safe and intelligent adjustable variable-pressure device, mainly comprise shell (1), be arranged on user side electric wire connecting junction (2) and the grid side electric wire connecting junction (3) of shell (1) both sides, it is characterized in that: transformer core (4) is set in described shell (1) and soaks the insulation fuel tank (5) of iron core (4), described shell (1) bottom is provided with temperature sensor (6), humidity sensor (7), viscosity inductor (8) and blender (9), described shell (1) inner side also arranges control device (10), described control device (10) comprises single-chip microcomputer (101), current measuring device (102), voltage measuring apparatus (103), electric machine controller (104), switch input unit (105) and output protection circuit (106), described shell (1) arranged outside protective cover (11), RS485 communication device (111) is set in described protective cover (11), excess temperature alarm device (112), accident warning device (113).
2. a kind of safe and intelligent adjustable variable-pressure device according to claim 1, it is characterized in that: the paddle that described blender (9) comprises motor (91) and is arranged in described motor (91) rotating shaft, described paddle and described temperature sensor (6), the end of probe of described humidity sensor (7) and the test side of described viscosity inductor (8) are all arranged in described insulation fuel tank (5).
3. a kind of safe and intelligent adjustable variable-pressure device according to claim 1, it is characterized in that: described current measuring device (102), described voltage measuring apparatus (103), described temperature sensor (6), described humidity sensor (7), described viscosity inductor (8), described switch input unit (105) connects described single-chip microcomputer (101) input port respectively, described single-chip microcomputer (101) output port connects described excess temperature alarm device (112) by described RS485 communication device (111), described accident warning device (113) and display unit (12), described single-chip microcomputer (101) also connects motor (91) by described electric machine controller (104), described single-chip microcomputer (101) connects described output protection circuit (106).
4. a kind of safe and intelligent adjustable variable-pressure device according to claim 3, it is characterized in that: described output protection circuit (106) comprises three end gate-controlled switches, piezo-resistance, check processing chip, piezo-resistance C (R3) is connected in parallel on three end gate-controlled switch (BRT) two ends, the primary coil of three end gate-controlled switch (BRT) connection transformers (T1), one pin (U1) contact resistance A (R1) of check processing chip (U) and two pin (U2) of check processing chip (U) are connected on the secondary coil two ends of transformer (T1), the tripod (U3) of check processing chip (U) connects electric capacity A (C1) and ground connection, electric capacity C (C3) is connected in series between four pin (U4) of check processing chip (U) and five pin (U5) of check processing chip (U), electric capacity D (C4), shunt capacitance B (C2) ground connection afterwards again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520133851.3U CN204441069U (en) | 2015-03-05 | 2015-03-05 | A kind of safe and intelligent adjustable variable-pressure device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520133851.3U CN204441069U (en) | 2015-03-05 | 2015-03-05 | A kind of safe and intelligent adjustable variable-pressure device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204441069U true CN204441069U (en) | 2015-07-01 |
Family
ID=53608904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520133851.3U Expired - Fee Related CN204441069U (en) | 2015-03-05 | 2015-03-05 | A kind of safe and intelligent adjustable variable-pressure device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204441069U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106098305A (en) * | 2016-08-05 | 2016-11-09 | 太仓宏光自控电器设备有限公司 | A kind of high ferro row car transformer of band intelligent protection |
-
2015
- 2015-03-05 CN CN201520133851.3U patent/CN204441069U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106098305A (en) * | 2016-08-05 | 2016-11-09 | 太仓宏光自控电器设备有限公司 | A kind of high ferro row car transformer of band intelligent protection |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102437646B (en) | Wireless temperature and humidity monitoring device for high-voltage switch cabinet | |
| CN103453999B (en) | Based on the substation equipment temperature monitoring system of self-energizing radio temperature sensor | |
| CN203350394U (en) | Cable fault locating and temperature load on-line monitoring system | |
| CN102141591A (en) | Device and method for monitoring transient state current-carrying capability of power transmission line | |
| CN104638768A (en) | Intelligent power distribution security control terminal based on residential electricity consumption | |
| CN103852694A (en) | Power cable intelligent grounding box | |
| CN105044506A (en) | Warehouse electricity utilization monitoring device | |
| CN202309221U (en) | Wireless temperature and humidity monitoring device for high-voltage switch cabinets | |
| CN204441069U (en) | A kind of safe and intelligent adjustable variable-pressure device | |
| CN203705089U (en) | Non-closed magnetic circuit current induction electricity drawing wireless temperature measurement system | |
| CN109827679A (en) | Distribution transformer winding temperature rise on-line monitoring system and on-line monitoring method | |
| CN201663437U (en) | Overtemperature protection device of low voltage plug-in type bus | |
| CN203786250U (en) | Power cable intelligent grounding box | |
| CN103808432B (en) | Non-closed magnetic circuit electric current sensing power taking wireless temperature measurement system and the Micro Energy Lose means of communication | |
| CN206684243U (en) | The on-line monitoring system of power capacitor working condition in reactive power compensator | |
| CN203572861U (en) | Automatic double-transformation-ratio conversion device | |
| CN203455440U (en) | High-voltage single core cable protective layer grounding online monitoring device | |
| CN102142675A (en) | Intelligent digital relay protection device | |
| CN204189753U (en) | A kind of Intelligent fuse | |
| CN206378569U (en) | A kind of voltage relay abnormal detector | |
| CN203274950U (en) | Transformer station temperature sensing device based on wireless temperature transmission | |
| CN204650322U (en) | A kind of high-tension switch cabinet temperature and humidity control system | |
| CN204706873U (en) | A kind of overvoltage protective device for current transformer secondary side with detection control apparatus | |
| CN106098305A (en) | A kind of high ferro row car transformer of band intelligent protection | |
| CN104515922A (en) | Power supply supervision apparatus for construction machinery |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 Termination date: 20160305 |