CN215295501U

CN215295501U - Refrigerator with quick defrosting function

Info

Publication number: CN215295501U
Application number: CN202122965807.7U
Authority: CN
Inventors: 吴剑华; 邢杰; 廖柳宾
Original assignee: Yantai Geke Huatai Food Equipment Co ltd
Current assignee: Yantai Geke Huatai Food Equipment Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2021-12-24
Anticipated expiration: 2031-11-29

Abstract

The utility model discloses a refrigerator with quick defrosting function, which comprises a case and a refrigerator set arranged in the case, wherein four corners of the lower end surface of the case are provided with support legs, the upper end surface of the case is fixedly connected with a refrigeration box, and an evaporator connected with the refrigerator set in the case is arranged in the refrigeration box; the lower end face of the inner part of the water collecting tank is fixedly connected with a water collecting tank at the position of the evaporator, the four angular positions of the water collecting tank are fixedly connected with mounting brackets, the mounting brackets are provided with four fixing pieces for fixing the evaporator, and the fixing pieces are distributed at the four angular positions of the evaporator; the utility model discloses an air heater that sets up can blow hot-blastly to the evaporimeter when changing the frost, can drive the clearance brush and brush from top to bottom through the lifting unit who sets up when blowing, will be melted not hard up ice brush by hot-blast, and then realizes the purpose of quick defrosting, the effectual time of defrosting waste of having saved.

Description

Refrigerator with quick defrosting function

Technical Field

The utility model relates to a refrigerator technical field specifically is a refrigerator with quick defrosting effect.

Background

A refrigerator is a machine that transfers heat of a cooled object having a relatively low temperature to an ambient medium to obtain cold. The heat transferred from a lower temperature object is conventionally referred to as cold. The working fluid in the refrigerator which participates in the thermodynamic process change (energy conversion and heat transfer) is called refrigerant. The temperature range of refrigeration is usually above 120K, and below 120K belongs to the deep low temperature technical range. The refrigerator is widely applied to industrial and agricultural production and daily life, and frost is easily generated on an evaporator of the refrigerator during the operation of the refrigerator, so that the evaporator needs to be defrosted.

Current patent CN201920180963.2 provides a freezer refrigerator defroster, including the water tank, water tank upper surface left end is connected with the leading water pipe, be provided with first solenoid valve on the leading water pipe, water tank left surface lower extreme is connected with the drain pipe, be provided with the second solenoid valve on the drain pipe, be provided with temperature sensor on the inner wall of water tank right side, the device passes through immersible pump, changes the frost device, return tank and return pipe and forms a endless structure with whole device, can not only improve the make full use of water resource, and its heat in the back liquid that removes the frost also can the reutilization moreover.

However, the device still has certain defect in using, and the device adopts hot water to spray and defrosts the evaporimeter, but need to use more water when defrosting, and can remain the water droplet on the evaporimeter heat exchange tube after defrosting, and the water droplet can condense into the ice crystal rapidly after hot water stops spraying, and then form the secondary and frost, and the defrosting effect is unsatisfactory, based on the above-mentioned problem, we provide a refrigerator with quick defrosting effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a refrigerator with quick defrosting effect to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a refrigerator with a quick defrosting function comprises a case and a refrigerator unit arranged in the case, wherein four corners of the lower end surface of the case are provided with support legs, the upper end surface of the case is fixedly connected with a refrigerating box, and an evaporator connected with the refrigerator unit in the case is arranged in the refrigerating box;

the refrigeration system comprises a refrigeration box, a water collecting box, a mounting support, four fixing pieces and a liquid discharging pipe, wherein the refrigeration box is internally provided with a lower end face, the lower end face is fixedly connected with the water collecting box below an evaporator, the mounting support is fixedly connected with the four angular positions of the water collecting box, the mounting support is provided with the four fixing pieces used for fixing the evaporator, the fixing pieces are distributed at the four angular positions of the evaporator, and the lower end of the water collecting box is provided with the liquid discharging pipe communicated with the interior of the water collecting box and used for discharging liquid.

And a pumping component for discharging cold air on the evaporator is arranged on one side of the collecting water tank away from the liquid discharge pipe.

And the mounting bracket is provided with a defrosting assembly for defrosting the evaporator.

As a further aspect of the present invention: the pumping assembly comprises a mounting hole, the mounting hole is formed in the middle of one side, away from the liquid discharge pipe, of the refrigeration box, and a fan is mounted in the mounting hole.

As a further aspect of the present invention: the defrosting assembly comprises two air heaters, the two air heaters are installed between two cross frames on the upper end of the installation support, the installation support is connected with a sliding strip block in a sliding mode between two vertical rods on the same side, the cleaning brushes are fixedly connected between two ends of the sliding strip block, the threaded seat is fixedly connected with the middle position of one side, away from the evaporator, of the sliding strip block, and the lifting assemblies used for driving the cleaning brushes to lift are further arranged on two sides of the installation support.

As a further aspect of the present invention: lifting unit includes two reciprocal lead screws, and two reciprocal lead screws are established respectively in installing support both sides position, reciprocal lead screw both ends all are equipped with the mount pad, and the mount pad carries out fixed connection, two with the installing support respectively reciprocal lead screw respectively with screw thread seat threaded connection, it still is equipped with to be used for driving reciprocal lead screw and carries out pivoted motor, two to collect water tank one side be equipped with between the reciprocal lead screw upper end and be used for making two reciprocal lead screws carry out synchronous pivoted drive assembly.

As a further aspect of the present invention: the transmission assembly comprises synchronous belt wheels, the two synchronous belt wheels are respectively and fixedly connected to the positions, where the shaft heads at the upper ends of the two reciprocating screw rods penetrate through the mounting seats, and a synchronous belt is installed between the two synchronous belt wheels.

As a further aspect of the present invention: the universal wheel is all installed to the stabilizer blade lower extreme, and all is equipped with the checkpost that is used for fixed wheel on the universal wheel.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an air heater that sets up can blow hot-blastly to the evaporimeter when changing the frost, can drive the clearance brush and brush from top to bottom through the lifting unit who sets up when blowing, will be melted not hard up ice brush by hot-blast, and then realizes the purpose of quick defrosting, the effectual time of defrosting waste of having saved.

2. The utility model discloses an adopt the mode of air heater cooperation clearance brush to defrost, air heater continuously blows hot-blastly behind the ice crystal brush and dries to the evaporimeter surface, and then remains the water droplet on the effectual back evaporimeter that avoids defrosting, and defrosting is effectual.

3. The utility model discloses a collection water tank and fluid-discharge tube that set up can discharge the ice water that melts when using, and then avoid the ice water to accumulate in collecting the water tank.

Drawings

Fig. 1 is a schematic view showing a structure of a refrigerator having a quick defrosting function.

Fig. 2 is a schematic view showing an internal structure of a refrigerating compartment of a refrigerator having a quick defrosting function.

Fig. 3 is a schematic diagram of a defrosting assembly in a refrigerator having a quick defrosting function.

Fig. 4 is a schematic structural view of a cleaning brush in a refrigerator having a quick defrosting function.

Fig. 5 is a schematic structural diagram of embodiment 2 in a refrigerator with a quick defrosting function.

Wherein: 1. a chassis; 2. a support leg; 3. a refrigeration case; 4. mounting holes; 5. a fan; 6. a motor; 7. a reciprocating screw rod; 8. an evaporator; 9. a water collection tank; 10. mounting a bracket; 11. a threaded seat; 12. a mounting seat; 13. a synchronous pulley; 14. a hot air blower; 15. a synchronous belt; 16. cleaning a brush; 17. a fixing member; 18. a liquid discharge pipe; 19. a sliding bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-5, in an embodiment of the present invention, a refrigerator with a quick defrosting function includes a case 1 and a refrigerator set installed in the case 1, four corners of a lower end surface of the case 1 are all provided with support legs 2, an upper end surface of the case 1 is fixedly connected with a refrigeration box 3, and an evaporator 8 connected to the refrigerator set inside the case 1 is arranged in the refrigeration box 3;

the utility model discloses an adopt 14 modes of cooperation clearance brushes 16 of air heater to defrost, 14 air heaters continue to blow behind the ice crystal brush and hot-blast drying 8 surfaces of evaporimeter, and then remain the water droplet on the effectual back evaporimeter 8 that avoids defrosting, and the defrosting is effectual.

A collecting water tank 9 is fixedly connected to the lower end face of the inside of the refrigeration tank 3 below the evaporator 8, mounting brackets 10 are fixedly connected to four angular positions of the collecting water tank 9, four fixing pieces 17 for fixing the evaporator 8 are arranged on the mounting brackets 10, the fixing pieces 17 are distributed at the four angular positions of the evaporator 8, and a liquid discharge pipe 18 communicated with the inside of the collecting water tank 9 and used for discharging liquid is arranged at the lower end of the collecting water tank 9; the melted ice water can be discharged when the ice water collecting device is used through the arranged water collecting tank 9 and the liquid discharge pipe 18, and then the ice water is prevented from being accumulated in the water collecting tank 9.

A pumping component for discharging cold air on the evaporator 8 is arranged on one side of the collecting water tank 9 away from the liquid discharge pipe 18; the pumping assembly comprises a mounting hole 4, the mounting hole 4 is formed in the middle of one side, far away from the liquid discharge pipe 18, of the refrigeration box 3, and a fan 5 is mounted in the mounting hole 4; when the refrigerator is used, the refrigerating unit in the case 1 works, the evaporator 8 absorbs heat to start refrigerating, and the arranged fan 5 can draw out cold air generated by the evaporator 8, so that the aim of refrigerating is fulfilled.

A defrosting assembly for defrosting the evaporator 8 is mounted on the mounting bracket 10; the defrosting assembly comprises two air heaters 14, the two air heaters 14 are both installed between two cross frames at the upper end of the installation support 10, a sliding strip block 19 is connected between two vertical rods on the same side of the installation support 10 in a sliding mode, a cleaning brush 16 is fixedly connected between two ends of the two sliding strip blocks 19, a threaded seat 11 is fixedly connected to the middle position of one side, away from the evaporator 8, of each sliding strip block 19, and lifting assemblies used for driving the cleaning brush 16 to lift are further arranged on two sides of the installation support 10; through the air heater 14 that sets up, can blow hot-blastly to evaporimeter 8 when changing the frost, can drive clearance brush 16 through the lifting unit who sets up and brush from top to bottom when blowing, will be brushed by hot-blast melting not hard up ice crystal, and then realize the purpose of quick defrosting, the effectual time of saving the defrosting waste.

Lifting unit, including two reciprocal lead screws 7, two reciprocal lead screws 7 are established respectively in installing support 10 both sides position, 7 both ends of reciprocal lead screw all are equipped with mount pad 12, and mount pad 12 carries out fixed connection, two with installing support 10 and collection water tank 9 respectively reciprocal lead screw 7 respectively with 11 threaded connection of screw thread seat, it still is equipped with to be used for driving reciprocal lead screw 7 and carries out pivoted motor 6, two to collect water tank 9 one side be equipped with between 7 upper ends of reciprocal lead screw and be used for making two reciprocal lead screws 7 carry out synchronous pivoted drive assembly.

When defrosting, the air heater 14 and the motor 6 are started firstly, the air heater 14 is started to generate hot air to start defrosting the evaporator 8, the motor 6 is started to rotate the reciprocating screw rod 7, the cleaning brush 16 is driven to brush up and down, then the loosened ice crystals melted by the hot air can be brushed off, the brushed ice crystals and the melted water fall into the collecting water tank 9 and are discharged through the liquid discharge pipe 18, and then the rapid defrosting of the evaporator 8 is realized.

The transmission assembly comprises synchronous belt wheels 13, the two synchronous belt wheels 13 are respectively and fixedly connected to the positions, where the shaft heads at the upper ends of the two reciprocating screw rods 7 penetrate through the mounting base 12, and a synchronous belt 15 is arranged between the two synchronous belt wheels 13; the synchronous belt wheel 13 and the synchronous belt 15 can enable the two reciprocating screw rods 7 to synchronously rotate when in use, and then the cleaning brush 16 can move up and down.

Example 2

Referring to fig. 5, the difference from embodiment 1 is: universal wheels are mounted at the lower ends of the support legs 2, and clamps for fixing the wheels are arranged on the universal wheels; through the universal wheel that sets up, can be convenient for remove the refrigerator, improved the flexibility of refrigerator greatly for more convenience in the use.

The utility model discloses a theory of operation is: when the utility model is used, the refrigerating unit in the case 1 works, the evaporator 8 absorbs heat to start refrigerating, the fan 5 is arranged to draw out the cold air generated by the evaporator 8, so as to realize the refrigerating purpose, when the evaporator 8 needs to be defrosted, the refrigerating unit is firstly closed, then the air heater 14 and the motor 6 are opened, the air heater 14 is started to generate hot air to start defrosting the evaporator 8, the reciprocating screw 7 rotates after the motor 6 is started to drive the cleaning brush 16 to brush up and down, so as to brush off the ice crystals melted and loosened by the hot air, the brushed ice crystals and the melted water fall into the collecting tank 9 and are discharged through the liquid discharge pipe 18, so as to realize the quick defrosting of the evaporator 8, the cleaning brush 16 is moved to the bottom of the reciprocating screw 7 after the defrosting is finished, then the motor 6 is closed, the cleaning brush 16 is prevented from being frozen with the evaporator 8 when the evaporator 8 is refrigerated, and after defrosting is finished, the refrigerating unit is restarted to enable the refrigerating machine to continue to work.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. Although the present description is described in terms of embodiments, not every embodiment includes only one technical solution, and such description of the embodiments is merely for clarity, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A refrigerator with a quick defrosting function comprises a cabinet (1) and a refrigerator unit arranged in the cabinet (1), wherein four corners of the lower end surface of the cabinet (1) are respectively provided with a support leg (2), the upper end surface of the cabinet (1) is fixedly connected with a refrigerating box (3), and an evaporator (8) connected with the refrigerator unit in the cabinet (1) is arranged in the refrigerating box (3);

the method is characterized in that: a water collecting tank (9) is fixedly connected to the lower end face of the interior of the refrigeration tank (3) and located below the evaporator (8), mounting supports (10) are fixedly connected to four angular positions of the water collecting tank (9), four fixing pieces (17) used for fixing the evaporator (8) are arranged on the mounting supports (10), the fixing pieces (17) are distributed at the four angular positions of the evaporator (8), and a liquid discharge pipe (18) communicated with the interior of the water collecting tank (9) and used for discharging liquid is arranged at the lower end of the water collecting tank (9);

a pumping component for discharging cold air on the evaporator (8) is arranged on one side of the water collecting tank (9) far away from the liquid discharge pipe (18);

and the mounting bracket (10) is provided with a defrosting assembly for defrosting the evaporator (8).

2. Refrigerator with quick defrost according to claim 1, characterized in that the pumping assembly comprises a mounting hole (4), the mounting hole (4) is opened in the middle of the side of the refrigerator box (3) far from the drain (18), and the fan (5) is installed in the mounting hole (4).

3. The refrigerator with quick defrosting function according to claim 1, wherein the defrosting assembly comprises two air heaters (14), the two air heaters (14) are both installed between two cross frames at the upper end of the mounting bracket (10), a sliding bar block (19) is slidably connected between two vertical bars on the same side of the mounting bracket (10), a cleaning brush (16) is fixedly connected between two ends of the two sliding bar blocks (19), a threaded seat (11) is fixedly connected at the middle position of one side of the sliding bar block (19) far away from the evaporator (8), and lifting assemblies for driving the cleaning brush (16) to lift are further arranged on two sides of the mounting bracket (10).

4. The refrigerator with the quick defrosting function according to claim 3, wherein the lifting assembly comprises two reciprocating screw rods (7), the two reciprocating screw rods (7) are respectively arranged at two side positions of the mounting bracket (10), both ends of each reciprocating screw rod (7) are provided with mounting seats (12), the mounting seats (12) are respectively fixedly connected with the mounting bracket (10) and the water collecting tank (9), the two reciprocating screw rods (7) are respectively in threaded connection with the threaded seats (11), one side of the water collecting tank (9) is further provided with a motor (6) for driving the reciprocating screw rods (7) to rotate, and a transmission assembly for enabling the two reciprocating screw rods (7) to synchronously rotate is arranged between the upper ends of the two reciprocating screw rods (7).

5. The refrigerator with quick defrosting function according to claim 4, characterized in that the transmission assembly comprises two synchronous pulleys (13), the two synchronous pulleys (13) are respectively and fixedly connected at the positions where the upper end shaft heads of the two reciprocating screw rods (7) pass through the mounting seat (12), and a synchronous belt (15) is arranged between the two synchronous pulleys (13).

6. The refrigerator with quick defrosting function according to claim 1, characterized in that the lower ends of the support legs (2) are all provided with universal wheels, and the universal wheels are all provided with clips for fixing the wheels.