CN205385429U - Mechanical device of transformer tapping switch output voltage automatically regulated ware - Google Patents
Mechanical device of transformer tapping switch output voltage automatically regulated ware Download PDFInfo
- Publication number
- CN205385429U CN205385429U CN201620163094.9U CN201620163094U CN205385429U CN 205385429 U CN205385429 U CN 205385429U CN 201620163094 U CN201620163094 U CN 201620163094U CN 205385429 U CN205385429 U CN 205385429U
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Abstract
The utility model provides a mechanical device of transformer tapping switch output voltage automatically regulated ware, install in the top of tapping switch (29), regulation pivot (22) including tapping switch, gear positioning tooth (31) and latch (30), the pivot perforation of fixed base plate (26) is passed on regulation pivot (22) top of characterized by tapping switch, base plate retainer plate (21) and nut cover is on adjusting the pivot, press from both sides from top to bottom and tightly fix a position fixed base plate, last the install step motor that just reverses (24) and drive disk assembly (25) of fixed base plate, last infrared transmitting tubes and the receiver tube still installed of fixed base plate, the step motor that is just reversing is connected through its drive disk assembly and regulation pivot, gear positioning tooth (31) and latch (30) install on the coplanar relatively. This device makes up into the automatically regulated ware with special supporting electrical installation, and the output voltage who is applied to transformer tapping switch adjusts, and it is timely, meticulous to have regulation and control, can be with electricity and remote control automatically regulated, save time, economize fatigue, safety, efficient advantage.
Description
Technical field
This utility model relates to the off circuit tap changer output voltage of a kind of oil-immersed power transformer and is automatically adjusted the machinery of device.
Background technology
The off circuit tap changer of oil-immersed power transformer regulates output voltage, the actual installation on-site manual that management personnel come to this transformator personally is needed to regulate, also need power failure operation, affect the normal electricity consumption of user side, there is the potential safety hazard of the more serious person and electrical equipment, it is impossible to carry out communication contact and Remote Control Automatic operation effectively, the efficiency of adjustment voltage is low, consuming time, take labor, be difficult in time, timely adjustment output voltage subtly, affect power supply quality.
" novel dish-type excited tapping switch " literary composition introduction that Liu Gang, Qin Wei write is published according to " transformator " magazine 39 volume the 7th phase published in July, 2002, last century Mo has so far turns down dish-type switch transformer case lid height, have and strengthen leakage of oil sealing, have and improve insulant, but there are no electrical installation and the machinery supporting specially combination of Remote Control Automatic operation shunting switch output voltage, the report and the material object that are remotely controlled the machinery of automatic Regulation appear on the market.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of tapping switch for electric power transformer output voltage that regulates and is automatically adjusted the machinery of device, this device and electrical installation (separately the applying for a patent on the same day) combination of application supporting with it specially, realize regulating the automatic remote adjustment of tapping switch for electric power transformer output voltage jointly.
Solve above-mentioned technical problem and adopt the following technical scheme that this sub-connecting switch of transformer output voltage is automatically adjusted the machinery of device, it is installed on the top of shunting switch, adjustment rotating shaft including shunting switch, gear positioning tooth and latch, the rotating shaft that regulates of shunting switch is bored a hole through the rotating shaft fixing substrate, substrate ring for fixing and nut sleeve are regulating in rotating shaft, clamp up and down and fixing substrate is positioned, fixing substrate is provided with rotating motor and drive disk assembly thereof, fixing substrate is also equipped with infrared transmitting tube and receives pipe, rotating motor is connected with regulating rotating shaft spanner by its drive disk assembly, gear positioning tooth and latch are mounted opposite at grade.
The drive disk assembly of described rotating motor is any one in connecting rod, connection rod set, gear pair, wheel and rack molectron；Described rotating motor has supporting fixed support；Described rotating motor drive disk assembly on-demand can have support and slide rail.
The most of power transformer now installed and used, will regulate output voltage, it is necessary to the shunting switch of manual adjustments transformator.Owing to the shunting switch of power transformer is close to bushing, so must stop power supply to ensure personal safety, and the extraneous control part of this equipment is directly installed on the shunting switch of transformator, it is not necessary to staff removes manual operation shunting switch, therefore need not have a power failure.
The main control chip of this equipment is by the three-phase voltage sample circuit in power circuit, realize AD conversion to calculate, Three-Phase Transformer output voltage instantaneous value can be monitored in real time, once transformer output voltage is beyond the range of voltage values of user setup, main control chip circuit drives external control circuit at once, the shunting switch of transformator it is automatically adjusted, thus the output voltage controlling transformator reaches in the voltage range required for user by external control circuit.
The telecommunication circuit of this equipment includes local wired RS485 circuit, remote radio communication circuit and SIM circuit, local wire communication circuit adopts industrial RS485 technology, capacity of resisting disturbance is strong, communication distance remote (up to 3000 meters), accessible existing native industry LAN.Comprise radio communication circuit simultaneously, insert SIM cards of mobile phones, it is possible to be connected remotely to communication main station, user can directly in office computer remote check the real-time traffic information of transformator and the output voltage to adjustment transformator in real time.When control equipment needs program to upgrade, the upgrading of remote online program can be realized either directly through radio communication circuit, it is not necessary to rush to the scene.
The beneficial effects of the utility model are to adopt the output voltage that this machinery and electrical installation supporting specially combine to be automatically adjusted device, shunting switch is made to realize Remote Control Automatic adjustment, the manual operation of transformator erecting bed need not be come to personally, can charged adjustment and Remote Control Automatic adjustment output voltage, regulating and in time, finely, do not affect user power utilization, adjustment saves time, economizes labor, safety, efficiency height.
Accompanying drawing explanation
Fig. 1 is this mechanical device structure schematic diagram；
Fig. 2 is electricity theory diagram；
Fig. 3 is power circuit diagram；
Fig. 4 is main control chip circuit diagram；
Fig. 5 is telecommunication circuit figure；
Fig. 6 is display circuit figure；
Fig. 7 is external control circuit figure.
Detailed description of the invention
This utility model is below in conjunction with embodiment and is described in detail with reference to accompanying drawing:
Fig. 1 shows the structural representation of this machinery, and this machinery with the special supporting application of electrical installation arranged, must be combined into complete sub-connecting switch of transformer output voltage and be automatically adjusted device, could practical application.This sub-connecting switch of transformer output voltage is automatically adjusted the machinery of device, it is installed on the top of shunting switch 29, adjustment rotating shaft 22 including shunting switch, gear positioning tooth 31 and latch 30, bore a hole through the rotating shaft fixing substrate 26 in rotating shaft 22 top that regulates of shunting switch, substrate ring for fixing 21 and nut sleeve are regulating in rotating shaft, clamp up and down and fixing substrate is positioned, fixing substrate is also equipped with infrared transmitting tube and receives pipe, rotating motor is connected with regulating rotating shaft by its drive disk assembly, described gear positioning tooth 31 is mounted opposite at grade with latch 30.The drive disk assembly 25 of described rotating motor is any one in connecting rod, connection rod set, gear pair, wheel and rack molectron.Described rotating motor 24 has supporting fixed support 23.Described rotating motor drive disk assembly 25 on-demand can have support 28 and slide rail 27.The needs that the machinery of this sub-connecting switch of transformer is dust-proof, rainproof should have a shell, is all placed in this shell, and integral installation is at sub-connecting switch of transformer top.Power-transmitting part in Fig. 1 is with connection rod set for illustrating meaning, and is furnished with support and slide rail, if by gear pair or rack-and-pinion molectron, the need of support and slide rail, visual needs of installing are made by oneself.Embodiment because of the running of this machinery and beneficial effect, it is necessary to combined by electrical installation supporting specially, the relevant circuit diagram of electrical installation and the annexation of each circuit are described below for this.
Fig. 2 gives each circuit block diagram and mutual annexation, the power supply supply of other each circuit is responsible for by power circuit, master chip control circuit is responsible for the control of other circuit, telecommunication circuit is responsible for equipment and is contacted with extraneous, external control circuit is responsible for performing master control order, and the information that display circuit is responsible for user exchanges.
nullIn the power circuit of Fig. 3，Three-phase alternating current A、B、C、N is respectively through the varistor YM1 of lightning protection circuit 6、YM2、YM3，The transformator T1 in reduction voltage circuit 7 is respectively enterd after output、T2、The input of T3，Respectively through the two-way Transient Suppression Diode D1 in protection circuit 8 after output、D2、D3，Then the rectifier bridge U13 in current rectifying and wave filtering circuit 9 is respectively enterd、U14、U15，The laggard traveling wave shape Filtering Processing of rectified output，The outfan of current rectifying and wave filtering circuit is connected respectively to the input of voltage sampling circuit 11，Through R42、R43、R44、R45、R46、R47、C34、C35、C36 exports three-phase sampled voltage AD0、AD1、AD2，Another branch road of U13 outfan in current rectifying and wave filtering circuit 9 is connected to the U2 in mu balanced circuit 10、U11、The input of U12 and external control circuit 5，The outfan of U2 is connected to the wireless module circuit 13 in telecommunication circuit 3，The outfan of U11 is connected to the RS485 circuit 12 in telecommunication circuit 3、Main control chip circuit 2 and external control circuit 5，The outfan of U12 is connected to main control chip circuit 2 and display circuit 4.
Fig. 4 is main control chip circuit, and main control chip is the Based Intelligent Control brain of whole equipment, determines that whole equipment can according to the requirement intelligent operation of user, and therefore the selection of main control chip is extremely important.This equipment adopt LPC1766, the LPC1766 of leading NXP company of microprocessor manufacturing company be NXP company release based on a member in the microcontroller LPC17XX series of ARMCortex-M3 kernel.LPC17XX series Cortex-M3 microprocessor requires highly integrated and low-power consumption Embedded Application for processing.The operation frequency of LPC1700 Series of MCU is up to 100MHz.ARMCortex-M3CPU has 3 level production lines and Harvard structure.The peripheral component of LPC17XX Series of MCU comprises the flash memory up to 512KB, 64KB data storage, ethernet mac, usb host/from machine/OTG interface, 8 channel DMA controller, 4 UART, article 2, CAN passage, 2 SSP controllers, SPI interface, 3 IIC interfaces, the IIS interface of 2 inputs and 2 outputs, 12 ADC of 8 passages, 10 DAC, motor controls PWM, orthogonal encoder interface, 4 general purpose timers, 6 his general PWM of output, with the battery-powered super low-power consumption RTC of independent electrical and the general purpose I/O pins up to 70.nullThe crystal oscillator input pin XTAL of LPC1766 connects crystal oscillator，The annexation of master chip control circuit 2 and other circuit is: the AD mouth of LPC1766 connects the voltage sampling circuit 11 of power circuit 1，P2.0 P2.7 in the I/O port of LPC1766 connects the control pin LCDD0 LCDD7 of the liquid crystal display circuit 15 in display circuit 4，P2.8 in the I/O port of LPC1766、P0.5 P0.9 is connected to the control pin LCDRST of liquid crystal display circuit 15、LCDRD、LCDCD、LCDWR、LCDCS,P0.4 in the I/O port of LPC1766、P4.28、P1.14 P1.17 is connected to the key circuit 16 in display circuit 4，The UART2 mouth of LPC1766 is connected to RS485 circuit 12 data input pin of telecommunication circuit 3，The UART1 mouth of LPC1766 is connected to wireless communication module circuit 13 data input pin of telecommunication circuit 3，P1.18 P1.22 in the I/O port of LPC1766 is connected to the input of the gear indicating circuit 17 of display circuit 4，P0.17 P0.21 in the I/O port of LPC1766 is connected to the input of the control circuit 19 of the motor of external control circuit 5，Control the rotation of motor.
nullFig. 5 is telecommunication circuit，It it is the hardware composition of equipment and external information intercommunication，Telecommunication circuit 3 is by RS485 circuit 12、Wireless communication module circuit 13 and SIM circuit 14 form，The RO of 485 chip U5 in RS485 circuit 12 connects the P0.11 of LPC1766 in master chip control circuit 2，DI connects the P0.10 of LPC1766，RE and DE connects the P1.0 of LPC1766，And A、B pin passes through TV1、TV2、TV3 is connected with external cabling terminal，Electric capacity C14 is connected between GND and the VCC of the communication module U8 in wireless communication module circuit 13、C16、C17、C21，The P0.15 of RXD and LPC1766 connects，The P0.16 of TXD and LPC1766 connects，Wherein SIMVCC、SIMRST、SIMCLK、SIMI0 pin respectively with the VCC of SIM in SIM circuit 14、RST、CLK、DATA pin correspondence connects.
nullFig. 6 is display circuit，Display circuit is the hardware composition of man-machine interaction，Display circuit 4 is by liquid crystal display circuit 15、Key circuit 16 and gear indicating circuit 17 form，The data input pin 1A of the U6 in gear indicating circuit 17、2A、3A、4A and 5A is connected to the infrared input of external control circuit 5，Simultaneously through resistance R50、R51、R52、R53 and R54 pull-up is connected to the P1.18 P1.22 in the I/O port of LPC1766，The outfan 1Y of U6、2Y、3Y、4Y、5Y is connected respectively to display lamp LED2、LED3、LED4、LED5、The positive pole of LED6，Display lamp LED2、LED3、LED4、LED5、The negative pole of LED6 receives GND，Key circuit 16 adopts by 6 contact button KEY1、KEY2、KEY3、KEY4、KEY5、KEY6 forms，Contact button KEY1、KEY2、KEY3、KEY4、KEY5、KEY6 one end is coupled with the P0.4 in the I/O port of LPC1766、P4.28、P1.14—P1.17，Other end also receives GND.
nullFig. 7 is external control circuit，External control circuit 5 is mainly made up of infrared positioning circuit 18 and stepper motor driving circuit 19，The U7 input IN1 of stepper motor driving circuit 19、IN2、IN3、IN4、ENA and ENB is connected to the P0.17 P0.21 in the I/O port of LPC1766，U7 outfan OUT1、OUT2、OUT3、OUT4 is connected to the control line of motor，5V power supply is connected to the positive pole of the infrared transmitting tube LED1 of infrared positioning circuit 18 by resistance R13，The negative pole of LED1 meets GND,The reception pipe Q1 of infrared positioning circuit 18、Q2、Q3、Q4、One end of Q5 is connected to the P1.18 P1.22 in the I/O port of LPC1766 and the data input pin 1A of the U6 in the gear indicating circuit 17 in display circuit 4、2A、3A、4A and 5A.
This utility model provides a kind of method of output voltage regulating conventional power transformator with load, solves conventional power transformator and to regulate the problem that output voltage must have a power failure；There is provided a kind of parameter according to setting again and can be automatically adjusted output voltage to reach set magnitude of voltage；Additionally provide a kind of can the output voltage of remote adjustment transformator and wired local output voltage regulating transformator by wireless technology.
This machinery is when carrying out automatic remote control pressure regulation, supporting electrical installation actively issues unblock order and drives external control circuit after receiving regulating command, the motor having been turned on drives shunting switch by drive disk assembly, regulate rotating shaft and move to specified gear position together with pulling bar by parameter preset Fast Marching, now infrared positioning circuit triggers automatically, and electrical installation performs transfer the files state verification and checking work.After gear verification is errorless, the electrical installation being connected with motor automatically switches to locking state, regulates the end-of-job of output voltage.
Claims (4)
1. a sub-connecting switch of transformer output voltage is automatically adjusted the machinery of device, it is installed on the top of shunting switch (29), adjustment rotating shaft (22) including shunting switch, gear positioning tooth (31) and latch (30), it is characterized in that the rotating shaft perforation through fixing substrate (26) of adjustment rotating shaft (22) top of shunting switch, substrate ring for fixing (21) and nut sleeve are regulating in rotating shaft, clamp up and down and fixing substrate is positioned, fixing substrate is provided with rotating motor (24) and drive disk assembly (25) thereof, fixing substrate is also equipped with infrared transmitting tube and receives pipe, rotating motor is connected with regulating rotating shaft by its drive disk assembly, described gear positioning tooth (31) and latch (30) are mounted opposite at grade.
2. sub-connecting switch of transformer output voltage as claimed in claim 1 is automatically adjusted the machinery of device, it is characterized in that the drive disk assembly (25) of described rotating motor be connecting rod, in connection rod set, gear pair, wheel and rack molectron any one.
3. sub-connecting switch of transformer output voltage as claimed in claim 1 is automatically adjusted the machinery of device, it is characterized in that described rotating motor (24) has supporting fixed support (23).
4. sub-connecting switch of transformer output voltage as claimed in claim 1 is automatically adjusted the machinery of device, it is characterized in that described rotating motor drive disk assembly (25) on-demand can have support (28) and slide rail (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620163094.9U CN205385429U (en) | 2016-03-03 | 2016-03-03 | Mechanical device of transformer tapping switch output voltage automatically regulated ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620163094.9U CN205385429U (en) | 2016-03-03 | 2016-03-03 | Mechanical device of transformer tapping switch output voltage automatically regulated ware |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205385429U true CN205385429U (en) | 2016-07-13 |
Family
ID=56351182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620163094.9U Expired - Fee Related CN205385429U (en) | 2016-03-03 | 2016-03-03 | Mechanical device of transformer tapping switch output voltage automatically regulated ware |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205385429U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105610362A (en) * | 2016-03-03 | 2016-05-25 | 浙江豪顿电气有限公司 | Mechanical device for automatic output voltage regulator for transformer tap switch |
| WO2018205101A1 (en) * | 2017-05-08 | 2018-11-15 | Abb 瑞士股份有限公司 | Motor apparatus for high voltage switch device |
-
2016
- 2016-03-03 CN CN201620163094.9U patent/CN205385429U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105610362A (en) * | 2016-03-03 | 2016-05-25 | 浙江豪顿电气有限公司 | Mechanical device for automatic output voltage regulator for transformer tap switch |
| WO2018205101A1 (en) * | 2017-05-08 | 2018-11-15 | Abb 瑞士股份有限公司 | Motor apparatus for high voltage switch device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160713 Termination date: 20180303 |