阅读说明：本技术 一种逆变器控制系统 (Inverter control system ) 是由 邹晓灵 于 2020-07-07 设计创作，主要内容包括：本发明公开了一种逆变器控制系统,包括顶壳和安装盒,顶壳和安装盒的顶端连接,安装盒的底端固定安装有散热条,安装盒内部的顶端安装有滑动腔,滑动腔内部的两侧安装有支块,两个支块的顶端均安装有安装条,本发明所述的一种逆变器控制系统,主要实现逆变器的多功能控制,集合各种功能实现模块化,让逆变器更加精简,功能更加完善,通过设有的集成芯片W1的3号脚连接P2的1号脚,通过外部电路实现机器的温度检测,再通过W1的4号脚实现风扇智能控制,对风扇在过温或者半负载的情况下进行启动,通过设有的集成芯片W1的16号脚实现电池电压的实时监测,通过设有的集成芯片W1的18号脚通过插口P3的9、10号脚实现输出短路保护检测。(The invention discloses an inverter control system, which comprises a top shell and a mounting box, wherein the top shell is connected with the top end of the mounting box, a heat dissipation strip is fixedly arranged at the bottom end of the mounting box, a sliding cavity is arranged at the top end inside the mounting box, support blocks are arranged on two sides inside the sliding cavity, and the mounting strips are arranged at the top ends of the two support blocks Pin 10 implements output short-circuit protection detection.)

1. The utility model provides an inverter control system, includes top shell and mounting box, the top of top shell and mounting box is connected, the bottom fixed mounting of mounting box has heat dissipation strip, its characterized in that: a sliding cavity is arranged at the top end inside the mounting box, support blocks are arranged on two sides inside the sliding cavity, mounting bars are arranged at the top ends of the two support blocks, a groove is formed in one side of the top of each mounting bar, a plurality of fixing holes are formed in the other side of the top of each mounting bar, the positions of the fixing holes correspond to those of the groove, threads are arranged inside the fixing holes, a bolt penetrates through the groove, and the bolt is connected with the fixing holes through the threads; the internally mounted at mounting bar middle part has the first limiting plate of "L" type, the buffering sponge is installed to the bottom of first limiting plate one side, the stopper is installed to one side of buffering sponge, the bottom at first limiting plate is also installed to the stopper, the second limiting plate is installed to one side of mounting bar bottom, the size of second limiting plate is the same with the size of first limiting plate, install the circuit board between first limiting plate and the second limiting plate.

2. An inverter control system according to claim 1, wherein the surface of the circuit board is mounted with an integrated chip W1, sockets P1, P2, P3 and P4, wherein:

the No. 1 pin of the integrated chip W1 outputs a V-V switching signal which is connected with the No. 8 pin of the socket P2, and a peripheral circuit is driven to realize voltage switching to realize a voltage universal function;

pin 2 of the integrated chip W1 is connected with a resistor R5 and a resistor R41 respectively, the other end of the resistor R5 is connected with one end of a resistor R2 and a power line respectively, the other end of the resistor R2 is connected with a pin 4 of a socket P2 and a collector of a triode Q1 respectively, the other end of the resistor R41 is connected with one end of a resistor R6 and a base of the triode Q1 respectively, and an emitter of the triode Q1 is connected with the other end of the resistor R6 and a ground line respectively;

the No. 3 pin of the integrated chip W1 is respectively connected with one end of a capacitor C6, one end of a thermistor R22 and one end of a resistor R28, the other end of the capacitor C6 is respectively connected with the other end of a thermistor R22 and a ground wire, and the thermistor R22 is a mainboard temperature control element;

the intelligent control of the fan is realized through the end No. 4 of the integrated chip W1 by the inverter control system, the fan is started under the condition of over-temperature or half load, the buzzer is driven to give an alarm when equipment fails through the end No. 7 of the integrated chip W1, the over-temperature protection of the circuit and the over-temperature protection of the circuit are realized through the pin No. 3 of the integrated chip W1, the starting and the stopping of the fan are realized simultaneously, and the electric quantity/voltage of the battery can be displayed through the matching of the provided socket P1 and the integrated chip W1.

3. An inverter control system according to claim 2, wherein: the No. 4 pin of the integrated chip W1 is connected with one end of a resistor R50, the other end of the resistor R50 is connected with the other end of a resistor R51 and the base electrode of a triode Q8 respectively, the emitter electrode of the triode Q8 is connected with the other end of a resistor R51, one end of a resistor R22 and the ground wire respectively, the collector electrode of the triode Q8 is connected with the No. 1 pin of a socket P4 and the anode of a diode D10 respectively, and the cathode of the diode D10 is connected with a 12V power supply and the No. 2 pin of the socket P4 respectively;

the No. 5 pin of the integrated chip W1 is connected with one end of a resistor R49 and a CS/LED3, and the other end of the resistor R49 is connected with a 5V power supply;

pin 6 of the integrated chip W1 is grounded;

a pin 7 of the integrated chip W1 is connected with one end of a resistor R23, the other end of the resistor R23 is connected with one end of a resistor R29 and a base electrode of a triode Q3 respectively, the other end of the resistor R29 is connected with an emitter electrode and a ground wire of a triode Q5 respectively, a collector electrode of the triode Q3 is connected with one point of a buzzer LS1, the other end of the buzzer LS1 is connected with one end of the resistor R18, and the other end of the resistor R18 is connected with a 12V power supply;

no. 8 feet of the integrated chip W1 are connected with one end of a resistor R52 and one end of a resistor R26 respectively, the other end of the resistor R26 is connected with one end of a resistor R30 and a base of a triode Q4 respectively, an emitter of the triode Q4 is connected with the other end of the resistor R30 and a ground wire respectively, a collector of the triode Q4 is connected with one end of a resistor R20 and one end of an HPWM1, and the other end of the resistor R20 is connected with the other end of a power supply and the other end of the resistor R52 respectively.

4. An inverter control system according to claim 2, wherein: a pin 9 of the integrated chip W1 is connected with one end of a resistor R27 and one end of a resistor R47 respectively, the other end of the resistor R27 is connected with one end of a resistor R31 and a base of a triode Q5 respectively, an emitter of the triode Q5 is connected with the other end of a resistor R31 and a ground wire respectively, a collector of the triode Q5 is connected with the other end of a resistor R21 and one end of an HPWM2 respectively, and the other end of the resistor R21 is connected with the other end of the resistor R47 and a 12V power supply respectively;

the No. 10 pin of the integrated chip W1 is connected with the No. 4 pin of a socket P1;

no. 11 pin of the integrated chip W1 is connected with No. 2 pin of a socket P1;

the 12 pin of the integrated chip W1 is connected with one end of a capacitor C8 and one end of a resistor R33, the other end of the resistor R33 is connected with the other end of a capacitor C8 and a ground wire, one end of the resistor R33 is also connected with one end of a resistor R32, the other end of the resistor R32 is connected with one end of a resistor R24 and a CUT end, the other end of the resistor R24 is connected with the other end of a resistor R25, one end of a 18 pin Full-AD of W1 and one end of a capacitor C7, the other end of the resistor R25 is connected with the other end of a capacitor C7 and a ground wire, and the CUT end is connected with a pin 9 and a pin 10 of a jack P3.

5. An inverter control system according to claim 2, wherein: the No. 13 pin of the integrated chip W1 is respectively connected with one end of a capacitor C5, one end of a resistor R16 and one end of a resistor R11, the other end of the resistor R11 is connected with a 5V power supply, and the other end of the resistor R16 is respectively connected with the other end of a capacitor C5 and a ground wire;

the No. 14 pin of the integrated chip W1 is respectively connected with one end of BTCHO, one end of a resistor R14 and one end of Rc1, the other end of the Rc1 is grounded, one end of the resistor R14 is connected with a power supply, and the other end of the BTCHO is connected with the No. 2 pin of a socket P2;

the No. 15 pin of the integrated chip W1 is connected with a 5V power supply;

the No. 16 pin of the integrated chip W1 is connected with one end of a capacitor C4, one end of a resistor R13 and one end of a resistor R8 respectively, the other end of the resistor R13 is connected with the other end of a capacitor C4 and is grounded, the other end of the resistor R8 is connected with one end of BAT, and the other end of the BAT is connected with a No. 5 pin of a socket P2;

the No. 17 pin of the integrated chip W1 is connected with one end of a capacitor C3, one end of a resistor R10 and the cathode of a diode D2 respectively, the other end of the capacitor C3 is connected with the anode of a diode D2 and one end of a capacitor C16 respectively, the other end of the resistor R10 is connected with the other end of the capacitor C16 and one end of a resistor R12 respectively, the other end of the resistor R12 is connected with one end of a capacitor C16 and the ground wire respectively, one end of the resistor R12 is connected with a resistor R7, the other end of the resistor R7 is connected with a resistor R9, the other end of the resistor R9 is connected with an HV, and the other end of the HV is connected with the No. 8 pin of the socket P3;

the No. 18 pin of the integrated chip W1 is connected with the other end of the Full-AD.

6. An inverter control system according to claim 2, wherein: a pin 19 of the integrated chip W1 is connected to one end of a resistor R34 and one end of a resistor R17 respectively, the other end of the resistor R34 is connected to one end of a resistor R15 and a 12V power supply respectively, the other end of the resistor R17 is connected to one end of a resistor R19 and a base of a triode Q2 respectively, the other end of the resistor R19 is connected to an emitter and a ground of a triode Q2 respectively, a collector of the triode Q2 is connected to one end of a resistor R15 and one end of a QPWM2 respectively, the other end of the resistor R15 is connected to a resistor R34 and a 12V power supply respectively, and the QPWM2 is connected to a pin 3 of a socket P2;

the No. 20 pin of the integrated chip W1 is respectively connected with a resistor R3 and a resistor R4, one end of the resistor R3 is connected with a 5V power supply, and one end of the resistor R3 is grounded.

7. An inverter control system according to claim 2, wherein: the other end of the HPWM1 is connected with the cathode of a diode D8 and one end of a resistor R43, the other end of the resistor R43 is connected with the anode of a diode D8 and Q2B, the other end of the Q2B is connected with pin No. 3 of a socket P3, one end of the resistor R43 is further connected with one end of a resistor R45, the other end of the resistor R45 is connected with the base of a triode Q7 and one end of a resistor R48, the emitter of the triode Q48 is connected with the other end of the resistor R48 and GND, the collector of the triode Q48 is connected with one end of the resistor R48 and one end of the resistor R48, the other end of the resistor R48 is connected with one end of the Q2 48 and the cathode of the diode D48, the anode of the diode D48 is connected with one end of the Q2 48 and the cathode of a capacitor EC 48, the anode of the capacitor EC 48 is connected with the anode of the diode D48 and the power supply V3612, the negative electrode of the diode D3 is connected with one end of a resistor R36 and the positive electrode of a capacitor EC10, the other end of the resistor R36 is connected with one end of a resistor R38 and the collector of a triode Q6, the other end of the resistor R38 is connected with the negative electrode of a diode D5 and one end of a diode Q1A, the positive electrode of the diode D5 is connected with the negative electrode of a capacitor EC10 and one end of a capacitor Q1S, the base of the triode Q6 is connected with one end of a resistor R44 and one end of a resistor R46, the other end of the resistor R46 is connected with the emitter of a triode Q6, the negative electrode of a capacitor EC9 and the ground wire, the other end of the resistor R44 is connected with one end of a resistor R9, the negative electrode of a triode D7 and one end of an HPWM2, and the positive electrode of the triode D7.

8. An inverter control system according to claim 2, wherein: the No. 1 pin of the socket P1 is connected with a 5V power supply, the No. 3 pin of the socket P1 is connected with one end of a CS/LED3, and the No. 5 pin of the socket P1 is grounded;

a pin 6 of the socket P2 is connected with a 12V interface, the other end of the 12V interface is connected with a power supply and one end of a resistor R1, the other end of the resistor R1 is connected with one end of a capacitor C1 and the anode of a capacitor EC1 respectively, the cathode of the capacitor EC1 is connected with the other end of a capacitor C1, one end of the capacitor C1 is further connected with a pin Vin 1 of an integrated chip U1, the other end of the capacitor C1 is connected with a pin GND 2 of the integrated chip U1, the GND terminal of the integrated chip U1 is grounded, a pin 3 +5V of the integrated chip U1, a pin 3 of the integrated chip U1 is connected with the anode of the capacitor EC2, one end of the capacitor C2 and a 5V power supply respectively, the other end of the capacitor C2 is connected with GND, and the GND is connected with a pin 7 of the socket P2;

no. 1 foot of socket P3 also is connected with GND end, No. 2 foot of socket P3 is connected with the one end of Q2S, No. 4 foot of socket P3 is connected with the one end of Q1B, No. 5 foot of socket P3 is connected with the one end of Q1S, No. 6 foot of socket P3 is connected with the one end of Q2A, No. 7 foot of socket P3 is connected with the one end of Q1A.

9. An inverter control system according to claim 1, characterized in that: the buffer chamber has been seted up to the inside of mounting bar bottom, first spring is installed to the bottom of buffer chamber, the buffer block, two are installed to the other end of first spring the pulley is all installed to the bottom of a piece, a piece is through the pulley that is equipped with at sliding chamber sliding connection, two the second spring is all installed, two to one side of a piece the other end of second spring is connected with the connecting block.

Technical Field

The invention relates to the field of inverters, in particular to an inverter control system.

Background

The inverter is a converter which converts direct current electric energy (batteries and storage batteries) into constant-frequency constant-voltage or frequency-modulation voltage-regulation alternating current (generally 220V,50Hz sine wave). It is composed of inverter bridge, control logic and filter circuit. The multifunctional electric grinding wheel is widely applicable to air conditioners, home theaters, electric grinding wheels, electric tools, sewing machines, DVDs (digital video disks), VCDs (video recorders), computers, televisions, washing machines, range hoods, refrigerators, video recorders, massagers, fans, lighting and the like. In foreign countries, due to the high popularization rate of automobiles, the storage battery can be connected by the inverter to drive electric appliances and various tools to work when the automobiles go out for work or travel, the vehicle-mounted inversion output by the cigarette lighter is in the power specification of 20W, 40W, 80W, 120W to 150W, and the larger power inversion power supply is connected to the storage battery through a connecting wire.

However, when the existing inverter is connected, a plurality of socket switches cannot be used for controlling the inverter, so that the inverter can realize multiple functions, and meanwhile, a circuit board in the inverter cannot be conveniently replaced.

Disclosure of Invention

The present invention is directed to an inverter control system, which can effectively solve the problems of the related art.

In order to achieve the purpose, the invention adopts the technical scheme that:

an inverter control system comprises a top shell and a mounting box, wherein the top shell is connected with the top end of the mounting box, a heat dissipation strip is fixedly mounted at the bottom end of the mounting box, a sliding cavity is mounted at the top end inside the mounting box, support blocks are mounted on two sides inside the sliding cavity, the mounting strip is mounted at the top ends of the two support blocks, a groove is formed in one side of the top of the mounting strip, a plurality of fixing holes are formed in the other side of the top of the mounting strip, the positions of the fixing holes correspond to those of the groove, threads are arranged inside the fixing holes, a bolt penetrates through the groove and is mounted in the groove, and the bolt is connected with the fixing holes through the arranged threads;

the mounting bar is characterized in that an L-shaped first limiting plate is mounted inside the middle of the mounting bar, a buffering sponge is mounted at the bottom end of one side of the first limiting plate, a limiting block is mounted at one side of the buffering sponge, the limiting block is also mounted at the bottom end of the first limiting plate, a second limiting plate is mounted at one side of the bottom of the mounting bar, the size of the second limiting plate is the same as that of the first limiting plate, and a circuit board is mounted between the first limiting plate and the second limiting plate;

the buffer chamber has been seted up to the inside of mounting bar bottom, first spring is installed to the bottom of buffer chamber, the buffer block, two are installed to the other end of first spring the pulley is all installed to the bottom of a piece, a piece is through the pulley that is equipped with at sliding chamber sliding connection, two the second spring is all installed, two to one side of a piece the other end of second spring is connected with the connecting block.

Furthermore, an integrated chip W1, sockets P1, P2, P3 and P4 are mounted on the surface of the circuit board, a pin 1 of the integrated chip W1 outputs a V-V switching signal and is connected with a pin 8 of the socket P2, and a peripheral circuit is driven to realize voltage switching to realize a voltage universal function;

pin 2 of the integrated chip W1 is connected with a resistor R5 and a resistor R41 respectively, the other end of the resistor R5 is connected with one end of a resistor R2 and a 12V power supply respectively, the other end of the resistor R2 is connected with pin 4 of a socket P2 and a collector of a triode Q1 respectively, the other end of the resistor R41 is connected with one end of a resistor R6 and a base of the triode Q1 respectively, and an emitter of the triode Q1 is connected with the other end of the resistor R6 and a ground wire respectively;

the No. 3 pin of the integrated chip W1 is respectively connected with one end of a capacitor C6, one end of a thermistor R22 and one end of a resistor R28, the other end of the capacitor C6 is respectively connected with the other end of a thermistor R22 and a ground wire, and the thermistor R22 is a mainboard temperature control element.

Furthermore, a pin 4 of the integrated chip W1 is connected with one end of a resistor R50, the other end of the resistor R50 is connected with the other end of a resistor R51 and a base of a triode Q8, an emitter of the triode Q8 is connected with the other end of a resistor R51, one end of a resistor R22 and a ground wire, a collector of the triode Q8 is connected with a pin 1 of a socket P4 and an anode of a diode D10, and a cathode of the diode D10 is connected with a pin 2 of an external 12V power supply and a socket P4;

the No. 5 pin of the integrated chip W1 is connected with one end of a resistor R49, and the other end of the resistor R49 is connected with a 5V power supply;

pin 6 of the integrated chip W1 is grounded;

a pin 7 of the integrated chip W1 is connected with one end of a resistor R23, the other end of the resistor R23 is connected with one end of a resistor R29 and a base electrode of a triode Q3 respectively, the other end of the resistor R29 is connected with an emitter electrode and a ground wire of a triode Q5 respectively, a collector electrode of the triode Q3 is connected with one point of a buzzer LS1, the other end of the buzzer LS1 is connected with one end of the resistor R18, and the other end of the resistor R18 is connected with a 12V power supply;

no. 8 feet of the integrated chip W1 are connected with one end of a resistor R52 and one end of a resistor R26 respectively, the other end of the resistor R26 is connected with one end of a resistor R30 and a base of a triode Q4 respectively, an emitter of the triode Q4 is connected with the other end of the resistor R30 and a ground wire respectively, a collector of the triode Q4 is connected with one end of a resistor R20 and one end of an HPWM1, and the other end of the resistor R20 is connected with the other end of a 12V power supply and the other end of the resistor R52 respectively.

Furthermore, a pin 9 of the integrated chip W1 is connected to one end of a resistor R27 and one end of a resistor R47, the other end of the resistor R27 is connected to one end of a resistor R31 and a base of a transistor Q5, an emitter of the transistor Q5 is connected to the other end of the resistor R31 and a ground line, a collector of the transistor Q5 is connected to the other end of a resistor R21 and one end of an HPWM2, and the other end of the resistor R21 is connected to the other end of the resistor R47 and a 12V power supply;

the No. 10 pin of the integrated chip W1 is connected with the No. 4 pin of a socket P1;

no. 11 pin of the integrated chip W1 is connected with No. 2 pin of a socket P1;

no. 12 pin of integrated chip W1 is connected with the one end of electric capacity C8 and the one end of resistance R33 respectively, the other end of resistance R33 is connected with the other end and the ground wire of electric capacity C8 respectively, the one end of resistance R33 still is connected with the one end of resistance R32, the other end of resistance R32 is connected with the one end and the CUT end of resistance R24 respectively, the other end of resistance R24 is connected with the other end of resistance R25, the one end of Full-AD and the one end of electric capacity C7 respectively, the other end of resistance R25 is connected with the other end and the ground wire of electric capacity C7 respectively, the CUT end is connected with No. 9 pin and No. 10 pin of socket P3.

Furthermore, a pin 13 of the integrated chip W1 is connected to one end of a capacitor C5, one end of a resistor R16 and one end of a resistor R11, respectively, the other end of the resistor R11 is connected to a 5V power supply, and the other end of the resistor R16 is connected to the other end of a capacitor C5 and a ground line, respectively;

the No. 14 pin of the integrated chip W1 is respectively connected with one end of BTCHO, one end of a resistor R14 and one end of Rc1, the other end of the Rc1 is grounded, one end of the resistor R14 is connected with a 5V power supply, and the other end of the BTCHO is connected with the No. 2 pin of a socket P2;

the No. 15 pin of the integrated chip W1 is connected with a 5V power supply;

the No. 16 pin of the integrated chip W1 is connected with one end of a capacitor C4, one end of a resistor R13 and one end of a resistor R8 respectively, the other end of the resistor R13 is connected with the other end of a capacitor C4 and is grounded, the other end of the resistor R8 is connected with one end of BAT, and the other end of the BAT is connected with a No. 5 pin of a socket P2;

the No. 17 pin of the integrated chip W1 is connected with one end of a capacitor C3, one end of a resistor R10 and the cathode of a diode D2 respectively, the other end of the capacitor C3 is connected with the anode of a diode D2 and one end of a capacitor C16 respectively, the other end of the resistor R10 is connected with the other end of the capacitor C16 and one end of a resistor R12 respectively, the other end of the resistor R12 is connected with one end of a capacitor C16 and the ground wire respectively, one end of the resistor R12 is connected with a resistor R7, the other end of the resistor R7 is connected with a resistor R9, the other end of the resistor R9 is connected with an HV, and the other end of the HV is connected with the No. 8 pin of the socket P3;

the No. 18 pin of the integrated chip W1 is connected with the other end of the Full-AD.

Furthermore, a pin 19 of the integrated chip W1 is connected to one end of a resistor R34 and one end of a resistor R17, the other end of the resistor R34 is connected to one end of a resistor R15 and a 12V power supply, the other end of the resistor R17 is connected to one end of a resistor R19 and a base of a transistor Q2, the other end of the resistor R19 is connected to an emitter and a ground of a transistor Q2, a collector of the transistor Q2 is connected to one end of a resistor R15 and one end of a QPWM2, the other end of the resistor R15 is connected to a resistor R34 and a 12V power supply, and the QPWM2 is connected to a pin 3 of the jack P2;

the No. 20 pin of the integrated chip W1 is respectively connected with a resistor R3 and a resistor R4, one end of the resistor R3 is connected with a 5V power supply, and one end of the resistor R3 is grounded.

Further, the other end of the HPWM1 is connected to a cathode of a diode D8 and one end of a resistor R43, the other end of the resistor R43 is connected to an anode of a diode D8 and a Q2B, the other end of the Q2B is connected to a pin No. 3 of the socket P3, one end of the resistor R43 is further connected to one end of a resistor R45, the other end of the resistor R45 is connected to a base of a triode Q7 and one end of a resistor R48, an emitter of the triode Q48 is connected to the other end of the resistor R48 and GND, a collector of the triode Q48 is connected to one end of the resistor R48 and one end of the resistor R48, the other end of the resistor R48 is connected to one end of the diode D48, an anode of the diode D48 is connected to one end of the Q2 48 and a cathode of the capacitor EC 48, an anode of the capacitor EC 48 is connected to an anode of the diode R48 and a cathode of the diode D48, and a cathode of the diode V3612 are connected to the diode D48, the negative electrode of the diode D3 is connected with one end of a resistor R36 and the positive electrode of a capacitor EC10, the other end of the resistor R36 is connected with one end of a resistor R38 and the collector of a triode Q6, the other end of the resistor R38 is connected with the negative electrode of a diode D5 and one end of a diode Q1A, the positive electrode of the diode D5 is connected with the negative electrode of a capacitor EC10 and one end of a capacitor Q1S, the base of the triode Q6 is connected with one end of a resistor R44 and one end of a resistor R46, the other end of the resistor R46 is connected with the emitter of a triode Q6, the negative electrode of a capacitor EC9 and the ground wire, the other end of the resistor R44 is connected with one end of a resistor R9, the negative electrode of a triode D7 and one end of an HPWM2, and the positive electrode of the triode D7.

Further, a No. 1 pin of the socket P1 is connected with a 5V power supply, a No. 3 pin of the socket P1 is connected with one end of a CS/LED3, and a No. 5 pin of the socket P1 is grounded;

a pin 6 of the socket P2 is connected with a 12V interface, the other end of the 12V interface is connected with a 12V power supply and one end of a resistor R1, the other end of the resistor R1 is connected with one end of a capacitor C1 and the anode of a capacitor EC1 respectively, the cathode of the capacitor EC1 is connected with the other end of a capacitor C1, one end of the capacitor C1 is further connected with a pin Vin 1 of an integrated chip U1, the other end of the capacitor C1 is connected with a pin GND 2 of an integrated chip U1, the GND terminal of the integrated chip U1 is grounded, a pin 3 +5V terminal of the integrated chip U1, a pin 3 of the integrated chip U1 is connected with the anode of a capacitor EC2, one end of a capacitor C2 and a 5V power supply respectively, the other end of the capacitor C2 is connected with GND, and the GND is connected with a pin 7 of the socket P2;

no. 1 foot of socket P3 also is connected with GND end, No. 2 foot of socket P3 is connected with the one end of Q2S, No. 4 foot of socket P3 is connected with the one end of Q1B, No. 5 foot of socket P3 is connected with the one end of Q1S, No. 6 foot of socket P3 is connected with the one end of Q2A, No. 7 foot of socket P3 is connected with the one end of Q1A.

Compared with the prior art, the invention has the following beneficial effects:

1. the circuit board is conveniently fixed according to the thickness of the circuit board through the first limiting plate, the second limiting plate and the limiting block, the circuit board with various thicknesses is conveniently installed, the circuit board is conveniently fixed according to the length of the circuit board through the mounting strips and the supporting blocks, the phenomenon that elements on the surface of the circuit board fall off due to external shaking or collision in the using process of the circuit board is avoided, when the circuit board in the inverter control system needs to be installed and replaced, the top shell is opened, the circuit board is placed on the surface of the second limiting plate, the distance between the two mounting strips is adjusted according to the size of the circuit board, the first limiting plate is placed at the top end of the circuit board after the adjustment is completed, and the buffering sponge and the first spring are arranged to avoid the damage of the elements on the surface of the circuit board caused by the first limiting plate under the action of gravity, at this moment, the mounting bars are pulled according to the relative positions of the limiting blocks and the two sides of the circuit board, the distance between the two mounting bars can be adjusted through the second spring arranged at the moment, the limiting blocks can be parallel and level with the corners of the circuit board, and after the parallel and level is determined, the bolt and the fixing hole which is closest to the first limiting plate are connected according to the height of the first limiting plate at the moment, so that the circuit board is fixed.

2. Can realize fan intelligent control through integrated chip W1's that is equipped with end No. 4, start the fan under the condition of excess temperature or half-load, can report to the police to drive bee calling organ when equipment breaks down through integrated chip W1's that is equipped with end No. 7, can realize the circuit and the excess temperature protection of its through integrated chip W1's that is equipped with No. 3 feet, and realize the start-up and the stop of fan simultaneously, can show etc. battery power/voltage through the socket P1 cooperation integrated chip W1 that is equipped with, control the protection to the dc-to-ac converter, realize multiple functions.

Drawings

Fig. 1 is a schematic diagram of an overall structure of an inverter control system according to the present invention.

Fig. 2 is a plan view of a mounting box of an inverter control system according to the present invention.

Fig. 3 is a schematic diagram of an internal structure of a mounting box of an inverter control system according to the present invention.

Fig. 4 is a bottom view of a mounting case of an inverter control system according to the present invention.

Fig. 5 is a circuit diagram of a circuit board of an inverter control system according to the present invention.

Fig. 6 is a schematic diagram of a connection structure of sockets of a circuit board of an inverter control system according to the present invention.

In the figure: 1. a top shell; 2. mounting a box; 3. a heat dissipating strip; 4. a first limit plate; 5. mounting a bar; 6. a thread; 7. a bolt; 8. grooving; 9. a fixing hole; 10. a buffer chamber; 11. a second limiting plate; 12. a limiting block; 13. a buffer sponge; 14. supporting a block; 15. a buffer block; 16. a first spring; 17. a pulley; 18. a second spring; 19. connecting blocks; 20. a sliding cavity; 21. a circuit board.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.