CN114739091B - A humidification type fresh-keeping refrigerator and its humidification method - Google Patents

Abstract

The invention relates to the technical field of refrigerators, specifically a humidification-type fresh-keeping refrigerator and a humidification method thereof, which includes a refrigerator body. A freezing chamber and a refrigerating chamber are provided inside the refrigerator body. The inner wall of one side of the refrigerating chamber is integrally formed with evenly distributed connecting seats. , a spray pipe is connected between two adjacent connecting seats through bearings. One side of the outer wall of the spray pipe is connected with evenly distributed spray nozzles through threads. One side of the outer wall of the refrigerator body is connected to a box through bolts. The inside of the box A water storage chamber, atomization chamber and an installation cavity are arranged in sequence from top to bottom. The bottom inner wall of the atomization chamber is connected with a transducer through bolts. In the present invention, the transducer, the main control board and the spray nozzle are arranged, and the main control board controls the transducer to work, so that the transducer converts water into water mist and sprays it from the spray nozzle, thereby realizing that the refrigerator can The effect of humidification and preservation makes the vegetables and fruits inside the refrigerator better preserved.

Description

A humidification type fresh-keeping refrigerator and its humidification method

Technical field

The invention relates to the technical field of refrigerators, specifically a humidification-type fresh-keeping refrigerator and a humidification method thereof.

Background technique

A refrigerator is a refrigeration equipment that maintains a constant low temperature. It is also a civilian product that keeps food or other items cold at a constant low temperature. There are compressors and ice makers in the box to freeze the cabinet or box, and it has a refrigeration device. The storage box allows fruits and vegetables to be placed in a suitable low-temperature environment inside the refrigerator and not easily spoiled.

Chinese Patent No. 201610179955.7 discloses an atomizing humidification device for refrigerators and a humidification control method. The device includes a box, a microporous atomizing head, a humidity sensor and a circuit control board. A through hole is provided on the side of the box, and the microporous atomization head is installed on the side of the box and opposite to the through hole. The humidity sensor and circuit control board are both installed on the box. The circuit control board is electrically connected to the humidity sensor and the micropore atomizing head. The humidity sensor is used to detect the humidity in the refrigerator and send the humidity detection information to the circuit control board. The circuit control board is used to control the micropore atomizer head for humidification work.

Refrigerators in the prior art do not have a humidifying effect, resulting in poor fruit and vegetable preservation effects, and do not have a sterilizing effect, causing bacteria to easily breed inside the refrigerator after long-term use. Therefore, there is an urgent need to develop a humidification-type fresh-keeping refrigerator and its Humidification method.

Contents of the invention

The object of the present invention is to provide a humidified fresh-keeping refrigerator and a humidification method thereof, so as to solve the problems of poor fresh-keeping effect and no sterilization effect proposed in the above-mentioned background technology.

The technical solution of the present invention is: a humidification-type fresh-keeping refrigerator, which includes a refrigerator body. A freezing chamber and a refrigerating chamber are provided inside the refrigerator body. The inner wall of one side of the refrigerating chamber is integrally formed with evenly distributed connecting seats. A spray pipe is connected between two adjacent connecting seats through a bearing. One side of the outer wall of the spray pipe is connected with evenly distributed spray nozzles through threads. One side of the outer wall of the refrigerator body is connected to a box through bolts. The interior of the box is provided with a water storage chamber, an atomization chamber and an installation cavity in sequence from top to bottom. The bottom inner wall of the atomization chamber is connected with a transducer through bolts, and the top inner wall of the atomization chamber is threaded A solenoid valve is connected, and a main control board is connected to the inside of the installation cavity through bolts. The main control board is electrically connected to the solenoid valve and the transducer through wires respectively. One side of the outer wall of the box is welded with There is a mist outlet pipe connected to the atomization chamber. The mist outlet pipe and the spray pipe are connected through a hose. A rocking plate is welded to the top outer wall of the spray pipe. There is a connecting groove on one side of the outer wall of the rocking plate. One side of the inner wall of the refrigerator compartment is provided with a sliding plate, and one side of the outer wall of the sliding plate is welded with a support plate. One side of the outer wall of the supporting plate is integrally formed with a connecting rod, and the connecting rod is slidably connected to the inside of the connecting groove. .

Furthermore, a movable plate is integrally formed on one side of the outer wall of the top of the sliding plate. There is a connecting groove 2 on one side of the outer wall of the movable plate. A motor is connected to one side of the inner wall of the refrigerator compartment through bolts. The output of the motor One end of the shaft is connected to a turntable through splines, and one side of the turntable is integrally formed with a connecting rod. The two connecting rods are slidingly connected inside the connecting groove two. The motor and the main control board are electrically connected through wires. .

Further, a water inlet pipe is welded to the top outer wall of the box, and an end cap is threadedly connected to the top of the water inlet pipe.

Further, a liquid level sensor is connected to an inner wall of one side of the atomization chamber through bolts, and the liquid level sensor is electrically connected to the main control board through wires.

Further, a fan is connected to the inside of the installation cavity through bolts, the air outlet of the fan extends to the inside of the atomization chamber, and the air inlet of the fan communicates with the outside of the box.

Furthermore, one inner wall of the refrigerator compartment is connected with uniformly distributed ultraviolet lamps through bolts, and the ultraviolet lamps are electrically connected to the main control board through wires.

Further, the inner walls of both sides of the refrigerator compartment are provided with evenly distributed slide rails, and partitions are slidingly connected to the interior of the slide rails.

Furthermore, two doors are connected to one side of the outer wall of the refrigerator body through hinges, and built-in handles are provided on opposite sides of the two doors.

Further, a threaded sleeve is connected to the bottom outer wall of the refrigerator body through bolts, and an adjusting foot is connected to an inside of the screw sleeve through threads.

A humidification method for a humidification-type fresh-keeping refrigerator includes the following steps:

Cleaning steps: Open the door corresponding to the refrigerator compartment through the built-in handle, and use 75% alcohol to wipe the inner wall of the refrigerator;

Steps to add water: Rotate the end cap to open the water inlet pipe, add water through the inside of the water storage chamber of the water inlet pipe box, and then thread the end cap to the water inlet pipe;

Steps to start the spray nozzle: Use the main control board to control the motor to work, so that the motor drives the turntable to rotate, causing the turntable to slide inside the connecting groove 2 of the movable plate through the connecting rod 2, and then the movable plate drives the sliding plate inside the slide seat. Sliding up and down, the up and down sliding of the slide plate drives the support plate to move up and down, so that the support plate drives the connecting rod to slide inside the connecting groove of the rocking plate, and then the rocking plate drives the spray pipe to rotate back and forth;

Humidification step: Use the humidity sensor to detect the humidity inside the refrigerator. When the humidity is too low, the humidity sensor transmits an electrical signal to the main control board, causing the main control board to control the solenoid valve to open, allowing the water inside the water storage chamber to flow into the mist. atomization chamber, and at the same time monitor the liquid level inside the atomization chamber through a liquid level sensor, so that when the liquid level sensor detects water, it feeds back to the main control board through an electrical signal, causing the main control board to control the solenoid valve to close, and at the same time the main control board Control the fan and transducer to work so that the transducer atomizes the water inside the atomization chamber. When the fan works, it transports the water mist inside the atomization chamber to the inside of the spray tube, so that the spray nozzle that shakes back and forth evenly It sprays water mist to achieve the effect of humidifying the refrigerator compartment;

Sterilization steps: Close the door and control the ultraviolet lamp to emit light through the main control board, so that the ultraviolet lamp sterilizes the inside of the refrigerator compartment.

The present invention provides a humidification-type fresh-keeping refrigerator and a humidification method thereof through improvements. Compared with the existing technology, the present invention has the following improvements and advantages:

(1) The present invention is configured with a transducer, a main control board and a spray nozzle, and controls the transducer to work through the main control board, so that the transducer converts water into water mist and sprays it from the spray nozzle, thus achieving The refrigerator can perform humidification and preservation, which makes the vegetables and fruits inside the refrigerator better preserved.

(2) The present invention uses a motor, a turntable and a sliding plate to drive the turntable to rotate, so that the turntable can drive the sliding plate to move up and down through the connecting rod 2, and then the sliding plate drives the spray pipe and the spray nozzle to swing back and forth, so that the refrigerator Humidification inside the refrigerator is more even.

(3) The present invention uses multiple ultraviolet lamps installed inside the refrigerator compartment of the refrigerator, so that the ultraviolet lamps can sterilize the interior of the refrigerator compartment when emitting light. Therefore, the inside of the refrigerator is not easily sterilized. The effect of breeding bacteria.

(4) The present invention uses a humidity sensor and a liquid level sensor to achieve the effect of automatic humidification when the humidity inside the cold room decreases. The liquid level sensor can prevent the water level inside the atomization chamber from flowing out too much. effect, thus achieving a more reliable effect when humidifying the refrigerator.

Description of the drawings

The present invention will be further explained below in conjunction with the accompanying drawings and examples:

Figure 1 is a schematic diagram of the overall structure of the present invention;

Figure 2 is a schematic diagram of the internal structure of the refrigerator body of the present invention;

Figure 3 is a schematic diagram of the internal structure of the box of the present invention;

Figure 4 is an enlarged structural schematic diagram of position A of the present invention;

Figure 5 is an enlarged structural schematic diagram of position B of the present invention.

Explanation of reference symbols:

1 Refrigerator body, 2 door, 3 built-in handle, 4 screw sleeve, 5 adjusting feet, 6 cabinet, 7 freezing compartment, 8 refrigerated compartment, 9 connecting base, 10 spray pipe, 11 spray nozzle, 12 sliding seat, 13 Skateboard, 14 support plates, 15 rocking plates, 16 connecting slot one, 17 connecting rod one, 18 motor, 19 turntable, 20 movable plate, 21 connecting slot two, 22 connecting rod two, 23 slide rail, 24 partition, 25 storage Water chamber, 26 atomization chamber, 27 installation cavity, 28 main control board, 29 fan, 30 transducer, 31 solenoid valve, 32 liquid level sensor, 33 mist outlet pipe, 34 water inlet pipe, 35 end cover, 36 ultraviolet lamp , 37 humidity sensor.

Detailed ways

The present invention will be described in detail below with reference to the accompanying drawings 1-5, and the technical solutions in the embodiments of the present invention will be described clearly and completely. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. . Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present invention.

A humidification type fresh-keeping refrigerator includes a refrigerator body 1. A freezing chamber 7 and a refrigerating chamber 8 are provided inside the refrigerator body 1. The inner wall of one side of the refrigerating chamber 8 is integrally formed with evenly distributed connection seats 9, and two adjacent ones are connected A spray pipe 10 is connected between the seats 9 through bearings. One side of the outer wall of the spray pipe 10 is connected with evenly distributed spray nozzles 11 through threads. Water mist is sprayed through the plurality of spray nozzles 11 to realize the internal refrigeration compartment of the refrigerator body 1. 8 to carry out humidification. One side of the outer wall of the refrigerator body 1 is connected with a box 6 through bolts. The inside of the box 6 is provided with a water storage chamber 25, an atomization chamber 26 and an installation cavity 27 from top to bottom. The water storage chamber 25 is used for humidification. To contain water, the bottom inner wall of the atomization chamber 26 is connected with a transducer 30 through bolts. The model of the transducer 30 is DX-3840. The transducer 30 is used to convert water into water mist. The top of the atomization chamber 26 The inner wall is connected with a solenoid valve 31 through threads. The solenoid valve 31 plays a role in controlling water inflow. The inside of the installation cavity 27 is connected with a main control board 28 through bolts. The main control board 28 is a circuit board of your prior art. The main control board 28 is electrically connected to the solenoid valve 31 and the transducer 30 through wires respectively. A mist outlet pipe 33 connected to the atomization chamber 26 is welded to one side of the outer wall of the box 6. The mist outlet pipe 33 and the spray pipe 10 pass through a hose. connection, the top outer wall of the spray pipe 10 is welded with a rocking plate 15, one side of the outer wall of the rocking plate 15 is provided with a connecting groove 16, one side of the inner wall of the cold storage room 8 is provided with a sliding plate 13, and one side of the outer wall of the sliding plate 13 is welded with a support plate 14. One side of the outer wall of the support plate 14 is integrally formed with a connecting rod 17. The connecting rod 17 is slidingly connected inside the connecting groove 16. The up and down movement of the slide plate 13 causes the slide plate 13 to pass through the connecting rod 17 in the connecting groove 16. The internal sliding movement drives the rocking plate 15 to swing, thereby enabling the spray nozzle 11 to spray water mist during the swing, and the main control board 28 controls the transducer 30 to work, so that the transducer 30 converts water into water. The mist is sprayed from the spray nozzle 11, thereby achieving the effect of humidification and preservation of the refrigerator, so that the vegetables and fruits inside the refrigerator have a better preservation effect.

Further, a movable plate 20 is integrally formed on one side of the outer wall of the top of the sliding plate 13, and a connecting groove 21 is formed on one side of the outer wall of the movable plate 20. A motor 18 is connected to an inner wall of one side of the refrigerator compartment 8 through bolts, and the output shaft of the motor 18 One end is connected to the turntable 19 through a spline. The outer wall of one side of the turntable 19 is integrally formed with a connecting rod 22. The second connecting rod 22 is slidingly connected inside the connecting slot 21. The motor 18 and the main control board 28 are electrically connected through wires. , the motor 18 drives the turntable 19 to rotate, so that the turntable 19 can drive the slide plate 13 to move up and down through the connecting rod 22, and then the slide plate 13 drives the spray pipe 10 and the spray nozzle 11 to swing back and forth, so that the interior of the refrigerator compartment 8 is humidified. More even.

Further, a water inlet pipe 34 is welded to the top outer wall of the box 6, through which water can be added to the inside of the water storage chamber 25. The top of the water inlet pipe 34 is threadedly connected with an end cap 35, and the end cap 35 prevents impurities. Entering the inside of the water storage chamber 25, the end cover 35 has a ventilation hole.

Further, a liquid level sensor 32 is connected to one side of the inner wall of the atomization chamber 26 through bolts. The liquid level sensor 32 is electrically connected to the main control board 28 through wires. The model of the liquid level sensor 32 is SZRD601. The liquid level sensor 32 is a pair of The liquid level inside the atomization chamber 26 is monitored, so that when the liquid level sensor 32 detects water, it is fed back to the main control board 28 through an electrical signal, so that the main control board 28 controls the solenoid valve 31 to close, and the liquid level sensor 32 can cause mist The water level inside the chemical chamber 26 will not flow out too much.

Further, the inside of the installation cavity 27 is connected with a fan 29 through bolts. The air outlet of the fan 29 extends to the inside of the atomization chamber 26. The air inlet of the fan 29 communicates with the outside of the box 6. The fan 29 is used to remove the inside of the atomization chamber 26. The atomized water mist is transported into the interior of the spray tube 10 .

Furthermore, evenly distributed ultraviolet lamps 36 are connected to one side of the inner wall of the refrigerator compartment 8 through bolts. The ultraviolet lamps 36 are electrically connected to the main control board 28 through wires. Multiple lamps are provided inside the refrigerator compartment 8 of the refrigerator body 1 The ultraviolet lamp 36 enables the ultraviolet lamp 36 to sterilize the inside of the refrigerator compartment 8 when emitting light.

Furthermore, the inner walls of both sides of the refrigerator compartment 8 are provided with evenly distributed slide rails 23, and the interior of the slide rails 23 is slidingly connected with partitions 24, through which the fruits and vegetables are conveniently stored.

Furthermore, two doors 2 are connected to one side of the outer wall of the refrigerator body 1 through hinges. An embedded handle 3 is provided on the opposite side of the two doors 2. The embedded handle 3 facilitates opening of the door 2.

Furthermore, the bottom outer wall of the refrigerator body 1 is connected with a threaded sleeve 4 through bolts, and the inside of the screw sleeve 4 is threadedly connected with an adjusting foot 5. By rotating the adjusting foot 5, the refrigerator body 1 can be easily placed horizontally.

A humidification method for a humidification-type fresh-keeping refrigerator includes the following steps:

Cleaning steps: Open the door 2 corresponding to the refrigerator compartment 8 through the built-in handle 3, and wipe the inner wall of the refrigerator compartment 8 with 75% alcohol;

Step of adding water: Rotate the end cap 35 to open the water inlet pipe 34, add water through the water inlet pipe 34 into the water storage chamber 25 of the box 6, and then thread the end cap 35 to the water inlet pipe 34;

Steps to start the spray nozzle: The main control board 28 controls the motor 18 to work, so that the motor 18 drives the turntable 19 to rotate, so that the turntable 19 slides inside the connecting groove 21 of the movable plate 20 through the connecting rod 22, thereby causing the movable plate to slide. 20 drives the sliding plate 13 to slide up and down inside the sliding seat 12. The up and down sliding of the sliding plate 13 drives the supporting plate 14 to move up and down, so that the supporting plate 14 drives the connecting rod 17 to slide inside the connecting groove 16 of the rocking plate 15, and then The rocking plate 15 drives the spray tube 10 to rotate back and forth;

Humidification step: detect the humidity inside the refrigerator compartment 8 through the humidity sensor 37. When the humidity is too low, the humidity sensor 37 transmits an electrical signal to the main control board 28, causing the main control board 28 to control the solenoid valve 31 to open, allowing the water to be stored. The water inside the chamber 25 flows into the atomization chamber 26, and at the same time, the liquid level inside the atomization chamber 26 is monitored through the liquid level sensor 32, so that when the liquid level sensor 32 detects water, it feeds back to the main control board 28 through an electrical signal, so that the main control board 28 The control board 28 controls the solenoid valve 31 to close, and at the same time the main control board 28 controls the fan 29 and the transducer 30 to work, so that the transducer 30 atomizes the water inside the atomization chamber 26, and the fan 29 will atomize the water when it works. The water mist inside the chamber 26 is transported to the inside of the spray pipe 10, so that the reciprocating spray nozzle 11 sprays water mist evenly, achieving the effect of humidifying the refrigerator compartment 8;

Sterilization step: close the door 2 and control the ultraviolet lamp 36 to emit light through the main control board 28 so that the ultraviolet lamp 36 sterilizes the inside of the refrigerator compartment 8 .

Working principle: Cleaning step: Open the door 2 corresponding to the refrigerator compartment 8 through the built-in handle 3, and use 75% alcohol to wipe the inner wall of the refrigerator compartment 8; Water adding step: Rotate the end cover 35 to open the water inlet pipe 34 , add water into the water storage chamber 25 of the box 6 through the water inlet pipe 34, and then thread the end cover 35 with the water inlet pipe 34; start the spray nozzle step: control the motor 18 through the main control board 28 to work, so that the motor 18 The turntable 19 is driven to rotate, so that the turntable 19 slides inside the connecting groove 21 of the movable plate 20 through the connecting rod 22, and then the movable plate 20 drives the sliding plate 13 to slide up and down inside the sliding seat 12, and the sliding plate 13 slides up and down. The supporting plate 14 is driven to move up and down, so that the supporting plate 14 drives the connecting rod 17 to slide inside the connecting groove 16 of the rocking plate 15, and then the rocking plate 15 drives the spray tube 10 to rotate back and forth; humidification step: through the humidity sensor 37 The humidity inside the refrigerating room 8 is detected. When the humidity is too low, the humidity sensor 37 transmits an electrical signal to the main control board 28, so that the main control board 28 controls the solenoid valve 31 to open, so that the water inside the water storage chamber 25 flows into the mist. atomization chamber 26, and at the same time, the liquid level inside the atomization chamber 26 is monitored through the liquid level sensor 32, so that when the liquid level sensor 32 detects water, an electrical signal is fed back to the main control board 28, so that the main control board 28 controls the solenoid valve 31 is closed, and at the same time, the main control board 28 controls the fan 29 and the transducer 30 to work, so that the transducer 30 atomizes the water inside the atomization chamber 26, and the fan 29 transports the water mist inside the atomization chamber 26 when working. to the inside of the spray pipe 10, so that the reciprocating spray nozzle 11 sprays water mist evenly to achieve the effect of humidifying the refrigerator compartment 8; sterilization step: close the door 2, and control the ultraviolet lamp 36 through the main control board 28. Emitting light causes the ultraviolet lamp 36 to sterilize the inside of the refrigerator compartment 8 .

The above description of the disclosed embodiments enables those skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be practiced in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention is not to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A humidification-type fresh-keeping refrigerator, characterized in that: it includes a refrigerator body (1), and a freezing chamber (7) and a refrigerating chamber (8) are provided inside the refrigerator body (1). The refrigerating chamber (8) One side of the inner wall is integrally formed with evenly distributed connecting seats (9), and a spray pipe (10) is connected between two adjacent connecting seats (9) through bearings. One side of the spray pipe (10) The outer wall is connected with evenly distributed spray nozzles (11) through threads. One side of the outer wall of the refrigerator body (1) is connected with a box (6) through bolts. The inside of the box (6) is arranged in sequence from top to bottom. There is a water storage chamber (25), a spray chamber (26) and an installation cavity (27). The bottom inner wall of the spray chamber (26) is connected with a transducer (30) through bolts. The spray chamber (26) ) is connected with a solenoid valve (31) through threads, and a main control board (28) is connected through bolts inside the installation cavity (27). The main control board (28) and the solenoid valve (31) communicate with each other. The energizers (30) are electrically connected through wires, and a mist outlet pipe (33) connected to the atomization chamber (26) is welded to one side of the outer wall of the box (6). The mist outlet pipe (33) It is connected to the spray pipe (10) through a hose. A rocking plate (15) is welded to the top outer wall of the spray pipe (10), and a connecting groove (16) is opened on one side of the outer wall of the rocking plate (15). A slide plate (13) is provided on one side of the inner wall of the refrigerator compartment (8), a support plate (14) is welded to one side of the outer wall of the slide plate (13), and a connecting plate is integrally formed on one side of the outer wall of the support plate (14). Rod one (17), the connecting rod one (17) is slidingly connected inside the connecting groove one (16). 2. A humidification type fresh-keeping refrigerator according to claim 1, characterized in that: a movable plate (20) is integrally formed on one side of the top outer wall of the sliding plate (13), and one side of the movable plate (20) There are two connecting grooves (21) on the outer wall. One side of the inner wall of the refrigerator compartment (8) is connected to a motor (18) through bolts. One end of the output shaft of the motor (18) is connected to a turntable (19) through splines. The second connecting rod (22) is integrally formed on one side of the outer wall of the turntable (19). The second connecting rod (22) is slidably connected inside the second connecting groove (21). The motor (18) is connected to the main control board. (28) Electrically connected through wires. 3. A humidification type fresh-keeping refrigerator according to claim 2, characterized in that: a water inlet pipe (34) is welded to the top outer wall of the box (6), and the top of the water inlet pipe (34) is connected by threads. With end cap (35). 4. A humidification type fresh-keeping refrigerator according to claim 3, characterized in that: a liquid level sensor (32) is connected to an inner wall of one side of the atomization chamber (26) through bolts, and the liquid level sensor (32 ) is electrically connected to the main control board (28) through wires. 5. A humidification type fresh-keeping refrigerator according to claim 4, characterized in that: a fan (29) is connected to the interior of the installation cavity (27) through bolts, and the air outlet of the fan (29) extends to the mist. Inside the chemical chamber (26), the air inlet of the fan (29) communicates with the outside of the box (6). 6. A humidification type fresh-keeping refrigerator according to claim 5, characterized in that: an inner wall of one side of the cold storage compartment (8) is connected with evenly distributed ultraviolet lamps (36) through bolts, and the ultraviolet lamps (36 ) is electrically connected to the main control board (28) through wires. 7. A humidification type fresh-keeping refrigerator according to claim 6, characterized in that: the inner walls of both sides of the cold storage compartment (8) are provided with evenly distributed slide rails (23), and the sliding rails (23) are The internal sliding connection is provided with a partition (24). 8. A humidification type fresh-keeping refrigerator according to claim 7, characterized in that: one side of the outer wall of the refrigerator body (1) is connected with two box doors (2) through hinges, and the two box doors (2) 2) is provided with an embedded handle (3) on the opposite side. 9. A humidification type fresh-keeping refrigerator according to claim 8, characterized in that: the bottom outer wall of the refrigerator body (1) is connected with a screw sleeve (4) through bolts, and the inside of the screw sleeve (4) is The threaded connection has adjusting feet (5). 10. A humidification method for a humidification-type fresh-keeping refrigerator, comprising a humidification-type fresh-keeping refrigerator according to claim 9, characterized in that it includes the following steps: Cleaning steps: Open the door (2) corresponding to the refrigerator compartment (8) through the built-in handle (3), and wipe the inner wall of the refrigerator compartment (8) with 75% alcohol; Steps of adding water: Rotate the end cap (35) to open the water inlet pipe (34), add water through the water inlet pipe (34) and the inside of the water storage chamber (25) of the box (6), and then remove the end cap (35) Make a threaded connection with the water inlet pipe (34); Steps to start the spray nozzle: control the motor (18) through the main control board (28) to make the motor (18) drive the turntable (19) to rotate, so that the turntable (19) is on the movable plate (20) through the connecting rod two (22) ), the movable plate (20) drives the sliding plate (13) to slide up and down inside the sliding base (12), and the up and down sliding of the sliding plate (13) drives the support plate (14) to slide The up and down movement causes the support plate (14) to drive the connecting rod one (17) to slide inside the connecting groove one (16) of the rocking plate (15), and then the rocking plate (15) drives the spray pipe (10) to rotate reciprocally; Humidification step: detect the humidity inside the refrigerator room (8) through the humidity sensor (37). When the humidity is too low, the humidity sensor (37) transmits an electrical signal to the main control board (28), so that the main control board (28) ) controls the solenoid valve (31) to open so that the water inside the water storage chamber (25) flows into the atomization chamber (26). At the same time, the liquid level inside the atomization chamber (26) is monitored through the liquid level sensor (32), so that When the liquid level sensor (32) detects water, it feeds back to the main control board (28) through an electrical signal, causing the main control board (28) to control the solenoid valve (31) to close, and at the same time, the main control board (28) controls the fan (29) Work with the transducer (30) so that the transducer (30) atomizes the water inside the atomization chamber (26). When the fan (29) works, it transports the water mist inside the atomization chamber (26) to The inside of the spray pipe (10) allows the reciprocating spray nozzle (11) to evenly spray water mist, thereby achieving the effect of humidifying the refrigerator compartment (8); Sterilization step: close the door (2), and control the ultraviolet lamp (36) to emit light through the main control board (28), so that the ultraviolet lamp (36) sterilizes the inside of the refrigerator compartment (8).