CN211171270U

CN211171270U - Washing machine of intelligence response

Info

Publication number: CN211171270U
Application number: CN201921837139.6U
Authority: CN
Inventors: 唐奕轩
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2020-08-04
Anticipated expiration: 2029-10-29

Abstract

The utility model discloses a washing machine of intelligence response belongs to washing machine technical field, has solved the problem in the aspect of energy-conserving high-efficient, and its technical scheme main points are including weighing sensor, microprocessor, solenoid valve, first comparison module, human inductive switch module, first tongue tube, second tongue tube, solenoid controller, magnetic path, barrel, flip and water injection pipeline, the magnetic path is fixed on the flip, first tongue tube and second tongue tube are fixed on the fuselage and cooperate flip's the action of opening and close to realize opening circuit, break-make state to switch, and weighing sensor sets up and is used for responding to the weight change on the barrel, and solenoid controller connects the solenoid valve, and the solenoid valve is connected on the water injection pipeline, through the inspection control water yield to weight, has reached water-saving effect.

Description

Washing machine of intelligence response

Technical Field

The utility model relates to a washing machine field, in particular to washing machine of intelligence response.

Background

At present, Chinese patent with application number 201820923214.X in the market discloses a washing machine, which comprises an outer shell, an outer cylinder, a main control board for controlling the washing machine to wash clothes, a camera, a turbidity sensor, a color sensor and a weighing sensor, wherein the camera, the turbidity sensor, the color sensor and the weighing sensor are all in communication connection with the main control board; the turbidity sensor and the color sensor are both arranged on the bottom wall in the outer cylinder; the camera stretches out to the outside through the trompil on the shell body, and the camera gathers the type information of the clothing of waiting to put into the washing machine and weighing sensor gathers the weight information of clothing and all sends to the main control board, and the main control board is compared the laundry program of control washing machine execution corresponding according to type information and weight information and preset clothing information to the main control board is according to the feedback value of color sensor and the feedback value adjustment laundry program of turbidity sensor.

Washing machines are common in the market and mature in technology, but many innovative directions exist for the user experience. With the continuous development of electronic technology, the number of intelligent washing machines is also infinite.

However, with the current market feedback, it is found that users are concerned about excessive water consumption when using the washing machine, and the proper amount of water is not easy to select for the amount of clothes, and most energy-saving washing machines can be used for users to select a plurality of water levels, but the selection is manually performed, so that places with inconvenient operation are provided for energy conservation and water amount selection.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. In view of this, the present invention is directed to a washing machine with intelligent sensing, which is advantageous in saving water and facilitating operation.

In order to solve the technical problem, the technical scheme of the utility model is that: an intelligent induction washing machine comprises a weighing sensor, a microprocessor, an electromagnetic valve, a first comparison module, a human body induction switch module, a first reed switch, a second reed switch, an electromagnetic controller, a magnetic block, a machine barrel, a flip cover and a water injection pipeline, wherein the magnetic block is fixed on the flip cover;

the weighing sensor is connected with the first comparison module to provide a weight analog signal, and is also connected with the microprocessor through the first reed switch and the human body induction switch module to provide the weight analog signal;

the signal output end of the microprocessor is connected with the first comparison module and used for providing a reference weight signal;

the output end of the first comparison module is connected with an AND logic gate circuit, the signal source is also connected with the AND logic gate circuit through a second reed pipe, and the output end of the AND logic gate circuit is connected with an electromagnetic controller.

As a specific aspect of the present invention, it may be preferable that: the human body induction switch module comprises a pyroelectric infrared sensor, a second comparison module and a relay drive circuit;

the pyroelectric infrared sensor is connected with the second comparison module and used for sensing a human body;

the second comparison module is connected with the relay drive circuit and used for judging whether a human body enters an induction range and outputting a drive signal to the relay drive circuit;

the relay driving circuit is used for controlling and transmitting the weight analog signal to the microprocessor.

As a specific aspect of the present invention, it may be preferable that: the second comparison module comprises a second comparator and an adjustable reference signal input circuit, the reference signal input circuit comprises two series-connected voltage division resistors, one of the voltage division resistors is an adjustable potentiometer, and a connection point of the two voltage division resistors provides a voltage division signal as a reference signal.

As a specific aspect of the present invention, it may be preferable that: the microprocessor is a 51-chip microcomputer used for providing different reference voltage signals.

As a specific aspect of the present invention, it may be preferable that: the human body induction switch module is arranged on the outer side of the washing machine shell, and an inclined panel is arranged on the shell.

The utility model discloses technical effect mainly embodies in following aspect: during the working process, the water quantity can be controlled according to the weight of clothes, and various sensors are adopted for coordination and assistance in the control process. The specific working process is as follows: when the flip cover is opened, the first reed switch and the second reed switch are in open circuit, the electromagnetic valve does not work, when a person approaches, the human body induction switch module starts to work, clothes are put into the machine barrel at the moment, the weighing sensor below the machine barrel records the weight data at the moment, when the cover is closed, and when the human body is still in the range of the human body induction switch module, the data is transmitted to the microprocessor, at the moment, the microprocessor sets a reference signal to be provided for the first comparison module, the first comparison module judges whether the weight reaches the value of the reference signal, thereby matching with an AND logic gate circuit to drive the electromagnetic controller, opening the electromagnetic valve, starting to inject water, transmitting weight data to the first comparison module by the weighing sensor in real time, when the water quantity reaches a set value, namely a reference signal is met, the electromagnetic valve is closed through the AND logic gate circuit. Certainly, when the human body is far away or leaves, the human body induction switch module cuts off the data transmission of the weighing sensor to the microprocessor, or the data transmission is stopped when the flip cover is opened. The method has the advantages that the data processing amount of the micro-processing is reduced, the data in the effective time period can be collected, and some useless data input is avoided.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of a chassis;

FIG. 2 is a partial sectional view of the structure inside the housing in the embodiment, mainly illustrating the flip structure;

FIG. 3 is a circuit diagram of a first comparison module according to an embodiment;

FIG. 4 is a circuit diagram of a second comparison module according to an embodiment;

FIG. 5 is a circuit diagram of an electromagnetic controller in an embodiment.

Reference numerals: 1. a weighing sensor; 2. a microprocessor; 3. an electromagnetic valve; 4. a first comparison module; 5. a human body induction switch module; 51. a pyroelectric infrared sensor; 52. a second comparison module; 521. a second comparator; 522. a reference signal input circuit; 53. a relay drive circuit; 6. an electromagnetic controller; 7. a magnetic block; 8. a barrel; 9. a cover is turned; 10. a water injection pipeline; 11. a housing; 12. a panel; g1, a first reed pipe; g2, a second reed pipe; AND logic gate circuits.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention so that the technical solution of the present invention can be more easily understood and grasped, and should not be construed as limiting the present invention.

Example (b):

an intelligent induction washing machine is shown in fig. 1 and comprises a weighing sensor 1, a microprocessor 2, an electromagnetic valve 3, a first comparison module 4, a human body induction switch module 5, a first reed pipe G1, a second reed pipe G2, an electromagnetic controller 6, a magnetic block 7, a machine barrel 8, a flip cover 9 and a water injection pipeline 10. The components are the existing components, but the aim of the scheme is achieved through the connecting structure of the components. The structure of the washing machine will not be described in detail, and the following is a description of the improved parts.

Referring to fig. 1 and 2, the magnetic block 7 is fixed on the flip cover 9, and the first reed switch G1 and the second reed switch G2 are fixed on the body and cooperate with the opening and closing action of the flip cover 9 to realize the switching between the open state and the closed state. The load cell 1 is provided on the barrel 8 for sensing weight change. The electromagnetic controller 6 is connected to the electromagnetic valve 3, and the electromagnetic valve 3 is connected to the water injection line 10.

As shown in fig. 3, 4 and 5, the load cell 1 is connected to the first comparing module 4 for providing a weight analog signal, and the load cell 1 is further connected to the microprocessor 2 through the first reed switch G1 and the human body sensing switch module 5 for providing a weight analog signal; the signal output end of the microprocessor 2 is connected with the first comparison module 4 and used for providing a reference weight signal; the output end of the first comparison module 4 is connected with an AND logic gate AND, the signal source is also connected with the AND logic gate AND through a second reed pipe G2, AND the output end of the AND logic gate AND is connected with the electromagnetic controller 6.

The microprocessor 2 is a 51-chip microcomputer for providing different reference voltage signals. For the microprocessor 2, the scheme of the application applies the signal processing function thereof and can output a stable reference voltage signal, and the improvement or protection of the scheme is in a hardware connection structure. The parts relating to the program are not included in the present solution. The functions described below are also based on a hardware structure. The solution understanding is based on a hardware structure.

The first comparison module 4 includes a comparator a1 and a reference module circuit. The reference module circuit comprises a resistor R12 and a resistor R11 which are connected in series, one end of R12 is connected with the signal source V1 obtained by the microprocessor 2, the resistor R11 is grounded, the connection point between the resistor R12 and the resistor R11 is connected with the in-phase end of the comparator A1, and the reverse-phase end is connected with the weighing sensor 1. It can be seen that the comparator a1 outputs the signals S1 and S1 at a high level when the weight does not reach the reference module circuit set value, and the signal S2 at a high level when the lid 9 is closed, so that the solenoid controller 6 in fig. 5 controls the solenoid valve 3 to be operated to open, starts the water injection, and stops until the weight satisfies the set value outputted by the microprocessor.

The solenoid controller 6 in fig. 5 includes a resistor R01, a resistor R02, a transistor Q01, a diode D01, and a solenoid K1. The connection structure can be obtained unambiguously with reference to fig. 5, and therefore, the description thereof is omitted. The voltage 12V and the signals V1, V2, V3 may be provided by batteries.

Referring also to fig. 4, the human body sensing switch module 5 includes a pyroelectric infrared sensor 51, a second comparison module 52, and a relay driving circuit 53.

The pyroelectric infrared sensor 51 is connected with the second comparison module 52 and used for sensing a human body; the second comparing module 52 is connected with the relay driving circuit 53 and is used for judging whether a human body enters the sensing range and outputting a driving signal to the relay driving circuit 53; the relay drive circuit 53 is used to control the transmission of the weight analog signal to the microprocessor 2.

The second comparing module 52 comprises a second comparator 521a2 and an adjustable reference signal input circuit 522, wherein the reference signal input circuit 522 comprises two serially connected voltage dividing resistors, one of the voltage dividing resistors is an adjustable potentiometer, and a connection point of the two voltage dividing resistors provides a divided voltage signal as a reference signal. The two voltage dividing resistors are R21 and R22. The internal connection structure of the second comparison block 52 is the same as that of the first comparison block 4. The relay drive circuit 53 comprises resistors R11 and R12, a triode Q02, a diode D11 and a relay coil K2, and a switch contact K2-1 of the relay is positioned on a transmission line between the weighing sensor 1 and the microprocessor 2.

The human body induction switch module 5 is installed outside the washing machine casing 11, and the inclined panel 12 is arranged on the casing 11.

The specific working process is as follows: when the flip cover 9 is opened, the first reed switch G1 AND the second reed switch G2 are open, the electromagnetic valve 3 does not work, when a person approaches, the human body induction switch module 5 starts to work, clothes are put into the machine barrel 8 at the moment, the weighing sensor 1 under the machine barrel 8 records weight data at the moment, when the house cover is closed AND the human body is still in the range of the human body induction switch module 5, the data are transmitted to the microprocessor 2, at the moment, a reference signal is set by microprocessing AND is provided to the first comparison module 4, the first comparison module 4 judges whether the weight reaches a reference signal value, the electromagnetic controller 6 is driven by matching with an AND logic gate circuit AND, the electromagnetic valve 3 is opened, water injection is started, the weighing sensor 1 transmits the weight data to the first comparison module 4 in real time, when the water amount reaches a set value, i.e. the reference signal is met, the solenoid valve 3 is closed by an AND logic gate AND. Of course, when the human body is far away or leaves, the human body induction switch module 5 cuts off the data transmission of the weighing sensor 1 to the microprocessor 2, or stops the data transmission when the flip cover 9 is opened. The method has the advantages that the data processing amount of the micro-processing is reduced, the data in the effective time period can be collected, and some useless data input is avoided.

Of course, the above is only a typical example of the present invention, and besides, the present invention can also have other various specific embodiments, and all technical solutions adopting equivalent replacement or equivalent transformation are all within the scope of the present invention as claimed.

Claims

1. An intelligent induction washing machine comprises a weighing sensor, a microprocessor, an electromagnetic valve, a first comparison module, a human body induction switch module, a first reed switch, a second reed switch, an electromagnetic controller, a magnetic block, a machine barrel, a flip cover and a water injection pipeline, and is characterized in that the magnetic block is fixed on the flip cover, the first reed switch and the second reed switch are fixed on the machine body and matched with the opening and closing actions of the flip cover to realize the switching of open-close states and open-close states, the weighing sensor is arranged on the machine barrel and used for sensing weight change, the electromagnetic controller is connected with the electromagnetic valve, and the electromagnetic valve is connected to the water injection pipeline;

2. The intelligent induction washing machine as claimed in claim 1, wherein the human body induction switch module comprises a pyroelectric infrared sensor, a second comparison module, and a relay driving circuit;

3. The intelligent induction washing machine as claimed in claim 2, wherein the second comparison module comprises a second comparator and an adjustable reference signal input circuit, the reference signal input circuit comprises two series-connected voltage dividing resistors, one of the voltage dividing resistors is an adjustable potentiometer, and a connection point of the two voltage dividing resistors provides a voltage dividing signal as a reference signal.

4. The intelligent induction washing machine as claimed in claim 1, wherein the microprocessor is a 51-chip microcomputer for providing different reference voltage signals.

5. The intelligent induction washing machine as claimed in claim 1, wherein the human body induction switch module is installed outside a cabinet of the washing machine, and the cabinet is provided with an inclined panel.