RU23842U1 - WIPER ENGINE CONTROL DEVICE - Google Patents

Description

2OO1121009

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Wiper Motor Control

The invention is used in the automotive industry, namely in the electrical equipment of vehicles and is intended for cleaning car windows.

A device for controlling a wiper of a vehicle containing busbars of negative and positive power, their voltages connected to the respective poles of the battery, tires for setting the intermittent operation of the wiper and the joint operation mode of the wiper V (washer connected to the positive pole of the battery, respectively, via the first and second switches, the last of which is included in the power supply circuit of the washer motor from the battery battery, a cycle controller made with the first time-setting capacitor and its recharging unit and connected by supply leads to the busbars of the negative supply voltage and setting the intermittent operation of the wiper, the wiper motor with a reducer connected directly to the bus of the negative supply voltage and to the bus of the positive supply voltage through the end switching unit of the gearbox and through the controlled switching unit, the control input of which is connected to the output of the task a series of cycles, the wiper shutdown delay forming unit after the windshield washer is switched off with a second time-setting capacitor and a charge link connected in series between the different potential buses of the device, the first and second additional diodes included in the conducting direction respectively between the common terminal of the switching unit and the wiper motor and the bus for setting the intermittent operation mode of the seclochist1gel, between the bus for setting the mode of joint work A bus setting mode and the intermittent operation of the wiper, and a third additional diode connected between obshdm

7MPK; B608 / 08

the output of the second time-setting capacitor and its charge link to the said delay forming body and the general output of the first time-setting capacitor and its charge section of the cycle sensor with the possibility of transition from a non-conducting state to a conducting one with blocking of the cycle controller after setting the mode of joint operation of the wiper and washer and transition from the conducting state to non-conductive with unlocking of the cycle controller with a delay after the washer deflection.

RF patent No. 2075411; MKI: 6B60S1 | 08 03/20/97, bull. Number 8.

A wiper motor control device containing a time interval forming unit connected by a first output through a power filter to a positive output of a device’s power, a second output to a negative output of a device’s power, a third output through a first resistor to a first control output of a device, and a fourth output to one the output of the second resistor, an electromagnetic relay with a switching contact group and a winding, one output connected to the fifth output of the node for the formation of time intervals and, with another conclusion - to the positive terminal of the device’s power supply, the movable contact of the switching contact group of the electromagnetic relay is connected to the output terminal of the device, the first fixed contact of the switching contact group of the electromagnetic relay is connected to the positive terminal of the power supply of the device, the second stationary contact of the switching group of the electromagnetic relay group is connected to the auxiliary the output of the device, the second control output of the device, and the differentiation unit is additionally introduced into it, according Turning the input device to the output terminal, the output - to the terminal of the second resistor, and a matching unit connected to a second input of the control terminal apparatus, outputs - to the other terminal of the second resistor.

Certificate for utility model JVb 9605 MKI: 6B60S1 / 08; publ. 04/16/99 bull. Number 4.

The closest analogue to the proposed technical solution is a wiper motor control device containing a time interval generating unit connected by a first output through a device power filter, a second output with a negative power output, a third output through a first resistor with a first control output of the device, and a fourth output - with the output of the second resistor, an electromagnet relay with a switching contact group and a winding, one output connected to the fifth output of the in time intervals, with a different conclusion - to the positive input voltage of the device, the movable contact of the switching contact electromagnetic relay is connected to the output terminal of the device, the first fixed contact of the switching contact group of the electromagnetic relay is connected to the positive output of the device power, the second fixed contact of the switching contact group of the electromagnetic relay is connected to the auxiliary the output of the device, the coordination node connected by the input to the second control terminal of the device, the output - to the output of the second resistor, node) $ connected, the output is connected to the connection point of the output of the matching node and the output of the resistor, and the input of the differentiation node is connected to the first control terminal of the device. Certificate of Utility Model of the Russian Federation No. 13479 MKI: 7B60S1 / 08; publ. 04/20/2000 bull. No. 11. The technical result consists in increasing the reliability of the device by supplying power to the shaper of the time intervals and winding the electromagnetic relay from the first control terminal of the device, as well as increasing the stability of the device by introducing voltage and a shaper of sending pulses into the circuit of the waiter, which protect the device from pulse interference and maintain the voltage in the desired range necessary for optimal power supply of the shaper time intervals. The technical result is achieved due to the fact that in the wiper motor control device containing a circuit with a time interval circuit breaker, the first output of which is connected to a mins power supply, and the remaining outputs are provided with connecting circuits with the first and second control terminals of the device, as well as with two output terminals of the device . The circuit is equipped with a power filter, two resistors and an electromagnetic relay with a switching contact unit and a winding. The movable contact of the switching contact group of the electromagnetic relay is connected to the output terminal of the device, the first fixed contact of the same group of relays is connected to the positive terminal of the power supply of the device, and the second stationary contact of the switching contact group of the electromagnetic. ABOUT

the relay is connected to the auxiliary output of the device. The time interval former is connected by a second terminal to the first control terminal of the device via a power filter and a voltage limiter, and to the second terminal of the device by its third terminal through the first resistor. Between the second and third conclusions of the shaper of intervals of time the shaper of the etching pulse is connected. The second control terminal of the device through the second resistor is connected to the minus terminal of the power supply of the device, while the second resistor provides a control current in the range from 5 to 20 mA.

The electromagnetic relay coil is connected to

the fourth conclusion of the shaper of time intervals, and to the circuit,

Z c2L / i J / 2 9Z connecting the input voltage and the input of the power filter.

In FIG. 1 shows a diagram of a wiper motor control device.

The circuit contains a time interval shaper I connected to the first terminal with a negative power output 2 of the device, a second terminal through a power filter 3 and a voltage limiter 4 connected to the first control terminal 5 of the device, the third terminal of the time interval 1 is connected through the first resistor 6 to the second traction terminal 7 devices. Between the second and third conclusions of the shaper of time intervals I, the shaper of the pick-up pulse 8 is connected, and the second control terminal 7 of the device is connected through the second resistor 9 to the negative output terminal 2 of the device.

The circuit is equipped with an electromagnetic relay 10 with a switching contact group and a winding. Movable contact switching

the contact group of the electromagnetic relay 10 is connected to the output terminal

iJ) / g And devices, fixed contact of electromagnetic relay 10

connected to the positive output terminal 12 of the device, the second fixed contact of the switching contact group of the electromagnetic relay K) is connected to the auxiliary terminal 13 of the device, while the coil of the electromagnetic relay iO is connected with one terminal to the fourth terminal of the time interval shaper I, and the other to the circuit connecting the output of the waitress voltage 4 and the input of the power filter 3.

.

electromagnetic relay from the first control terminal of the device, and to increase the stability of the device by introducing into the circuit a voltage limiter and a shaper of control pulses that protect the device from impulse noise; maintain the voltage in the desired range necessary for optimal power supply of the shaper of time intervals.

Claims (1)

A wiper motor control device containing a circuit with a time interval shaper, the first output of which is connected to the negative power supply terminal of the device, and the remaining conclusions are equipped with connecting circuits with the first and second control terminals of the device, and the circuit is equipped with a power filter, two resistors and an electromagnetic relay with a switching contact group and winding, while the movable contact of the switching contact group of the electromagnetic relay is connected to the output terminal of the device, the first a fixed contact of the switching contact group of the electromagnetic relay is connected to the positive output terminal of the device, the second fixed contact of the switching contact group of the electromagnetic relay is connected to the auxiliary terminal of the device, characterized in that the time interval former is connected by the second terminal to the first control terminal of the device through the power filter and voltage limiter, and to the second control terminal of the device with its third terminal through the first resistor, and between the second and a control pulse generator is connected to the third outputs of the time interval shaper, and the second control terminal of the device is connected to the negative power terminals of the device through a second resistor, while the second resistor provides a control current in the range of 5-20 mA, in turn the coil of the electromagnetic relay is connected by one terminal to the fourth the output of the shaper of the time intervals, and the other to the circuit connecting the output of the voltage limiter and the input of the power filter.