CN210089227U

CN210089227U - Electric control direct-cooling micro-frost refrigerator capable of being stored up and frozen down

Info

Publication number: CN210089227U
Application number: CN201920616963.2U
Authority: CN
Inventors: 李万鹏; 张丹; 何宝石; 曾泽中; 张万翔
Original assignee: Changhong Meiling Co Ltd
Current assignee: Changhong Meiling Co Ltd
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-02-18
Anticipated expiration: 2029-04-30

Abstract

The utility model discloses an upper hidden electric control direct-cooling micro-frost refrigerator that freezes down relates to the micro-frost refrigerator field. The utility model comprises a refrigerating chamber arranged at the upper part of the refrigerator and a freezing chamber positioned below the refrigerating chamber, wherein a refrigerating chamber temperature sensing unit, a controller and a refrigerating evaporator are arranged on the inner wall of the refrigerating chamber; the refrigerating chamber temperature sensing unit comprises a defrosting sensor fixed on a refrigerating evaporator pipeline through an aluminum foil adhesive tape, an environment sensor arranged in a box shell embedded box of the refrigerator and a temperature sensor arranged in a refrigerating chamber liner. The utility model provides a work efficiency is low on energy consumption, temperature, freezer frost for current automatically controlled direct cooling refrigerator, and cold-stored, the freezer temperature is inhomogeneous, and the walk-in can not carry out the accurate control temperature, can not satisfy the different harsh requirements of eating the material to the temperature, and the freezer internal energy frosting can not effectively be solved, the poor problem of user experience degree.

Description

Electric control direct-cooling micro-frost refrigerator capable of being stored up and frozen down

Technical Field

The utility model belongs to little frost refrigerator field especially relates to an automatically controlled direct-cooling little frost refrigerator of freezing under hiding.

Background

The direct-cooling refrigerator that freezes hides under on the export in the existing market, the freezer evaporimeter is fixed inside the box more, and adopts traditional machinery accuse temperature, has following problem: 1. the surface of the wire tube or aluminum plate evaporator is seriously frosted; 2. the freezing evaporator has large volume and cannot be disassembled and moved, so that the space of a freezing chamber is wasted; 3. the product needs to be welded inside the box, and the manufacturability is poor; 4. the temperature control precision is poor; 5. the drift of control parameters of the mechanical temperature controller is large, so that the temperature difference of a refrigerating chamber is large, and the energy consumption is increased; 6. the product can not realize automatic defrosting, and the surface of the refrigeration evaporator is seriously frosted along with the accumulation of the using time; the cold-stored board pipe evaporator that adopts more, freezing silk pipe or aluminum plate evaporator that adopts, manufacturing process is complicated, and manufacturability is poor, and the shared volume of freezing evaporator is great, causes certain waste to the freezer space. Along with the accumulation of time in the daily use, freezing evaporimeter surface covers one deck ice, and is difficult to clear up, influences refrigeration efficiency, and user experience is relatively poor, consequently provides an electrically controlled direct-cooling frost-forming refrigerator of hiding on one's face and freezing down to above problem and has important meaning.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an electrically controlled direct-cooling micro-frost refrigerator with upper storage and lower freezing, which can reduce the frosting phenomenon of a freezing chamber by adopting a pipe winding process and matching with an electronic control defrosting system through the work of a heating wire, thereby improving the user experience; the refrigerating evaporator of the refrigerating chamber with the new structure adopts a winding pipe, and a built-in glass shelf accessory can be detached, so that the space utilization is improved; adopt three sensor to replace traditional mechanical temperature control, it is low to solve current automatically controlled direct-cooled refrigerator work efficiency on energy consumption, temperature, freezer frost, cold-stored, the freezer temperature is inhomogeneous, and the walk-in can not carry out the accurate control temperature, can not satisfy the harsh requirement of different edible materials to the temperature, and the freezer can frosting effectively not solve, the poor problem of user experience degree.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model discloses an electrically controlled direct-cooling micro-frost refrigerator capable of being stored on top and frozen down, which comprises a refrigerating chamber arranged at the upper part of the refrigerator and a freezing chamber positioned below the refrigerating chamber, wherein a refrigerating chamber temperature sensing unit, a controller and a refrigerating evaporator are arranged on the inner wall of the refrigerating chamber; the refrigerating chamber temperature sensing unit comprises a defrosting sensor fixed on a refrigerating evaporator pipeline through an aluminum foil adhesive tape, an environment sensor arranged in a box shell embedded box of the refrigerator and a temperature sensor arranged in a refrigerating chamber liner;

a refrigerator liner is arranged in the freezing chamber, and a detachable glass shelf is mounted on the inner wall of the refrigerator liner; the outer surface of the freezing box liner is provided with a freezing evaporator, the freezing evaporator comprises D-shaped evaporating aluminum pipes and heating wires, the D-shaped evaporating aluminum pipes and the heating wires are arranged on the outer peripheral side of the freezing box liner and are uniformly wound in a surrounding mode, and the D-shaped evaporating aluminum pipes and the heating wires are arranged at intervals; the D-shaped evaporating aluminum pipe and the heating wire are fixed on the outer surface of the inner container of the refrigerator through aluminum foil;

the freezing evaporator is provided with a wiring harness terminal which is electrically connected with a wiring terminal on the controller;

the refrigeration evaporator and the freezing evaporator are connected in series, and form a refrigeration loop together with a compressor, a condenser and an anti-condensation pipe of the refrigerator.

Further, the controller is respectively electrically connected with the heating wire, the condenser, the compressor and the refrigeration temperature sensing unit.

Further, a manual defrosting button is arranged on the controller.

The utility model discloses following beneficial effect has:

1. the utility model discloses take out traditional freezing evaporimeter from the box is inside, through the winding that is even in the freezing inner bag outside refrigeration pipeline and heater strip around a tub technology, have the more even advantage of messenger's freezer compartment temperature.

2. The utility model discloses a freezer adopts new construction scheme volume to promote greatly, and usable volume increases, and built-in drawer glass shelf can get rid of, and user space uses more in a flexible way.

3. The utility model discloses a change frost sensor control, have can effectual control heater strip defrosting cycle for the advantage that the phenomenon of frosting reduces on freezing chamber inner bag surface.

4. The utility model discloses an environment, box sensor control can make the inside temperature of refrigerator body, have the advantage that can make the temperature reach accurate control in the refrigerator.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of an electrically controlled direct-cooling micro-frost refrigerator with upper and lower freezing units according to the present invention;

FIG. 2 is an internal structure view of the refrigerating chamber of the present invention;

FIG. 3 is a view showing the structure of the installation of the refrigerating chamber liner and the refrigerating evaporator of the present invention;

FIG. 4 is an enlarged view of a portion of the portion A of FIG. 3;

FIG. 5 is a front view of FIG. 4;

FIG. 6 is a system configuration diagram of the present invention;

FIG. 7 is a step diagram illustrating a method of assembling the fitting in the freezer compartment according to the present invention;

FIG. 8 is a step diagram of a method of assembling the fittings in the refrigerator compartment according to the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1-refrigerating chamber, 101-refrigerating chamber temperature sensing unit, 1011-defrosting sensor, 1012-environment sensor, 1013-temperature sensor, 102-controller, 103-refrigerating evaporator, 2-freezing chamber, 201-freezing chamber liner, 2011-D type evaporating aluminum pipe, 1012-aluminum foil, 1013-heating wire and 202-detachable glass shelf.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper portion", "inner portion", "outer surface", "peripheral side", "spaced arrangement", and the like, indicate positional or positional relationships, are merely for convenience of description and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Referring to fig. 1-6, the electrically controlled direct-cooling frost-reduction refrigerator of the present invention includes a refrigerating chamber 1 disposed at the upper part of the refrigerator and a freezing chamber 2 disposed below the refrigerating chamber 1, wherein a refrigerating chamber temperature sensing unit 101, a controller 102 and a refrigerating evaporator 103 are disposed on the inner wall of the refrigerating chamber 1; the refrigerating chamber temperature sensing unit 101 comprises a defrosting sensor 1011 fixed on a pipeline of the refrigerating evaporator 103 through an aluminum foil tape, an environment sensor 1012 arranged in a box shell embedded box of the refrigerator, and a temperature sensor 1013 arranged in a box liner of the refrigerating chamber 1;

a refrigerator liner 201 is arranged in the freezing chamber 2, and a detachable glass shelf 202 is arranged on the inner wall of the refrigerator liner 201; the outer surface of the freezing box liner 201 is provided with a freezing evaporator, the freezing evaporator comprises D-shaped evaporating aluminum pipes 2011 and heating wires 2013 which are arranged on the outer periphery side of the freezing box liner 201 and wound uniformly in a surrounding mode, and the D-shaped evaporating aluminum pipes 2011 and the heating wires 2013 are arranged at intervals; the D-shaped evaporating aluminum pipe 2011 and the heating wire 2013 are fixedly adhered to the outer surface of the freezer liner 201 through the aluminum foil 2012;

a wire harness terminal is arranged on the freezing evaporator and is electrically connected with a wiring terminal on the controller 102;

the refrigeration evaporator 103 is connected in series with the freezing evaporator, and forms a refrigeration circuit with a compressor, a condenser, and a condensation preventing pipe of the refrigerator.

As shown in fig. 6, the controller 102 is electrically connected to the heating wire 2013, the condenser, the compressor, and the refrigerating and temperature-sensing unit, respectively.

Wherein, a manual defrosting button is arranged on the controller 102.

As shown in fig. 7-8, an assembling method of an electrically controlled direct-cooling frost-removing refrigerator for up-storage and down-freezing comprises an assembling method of fittings in a freezing chamber and an assembling method of fittings in a refrigerating chamber;

the assembly method of the fittings in the freezing chamber comprises the following steps:

s01: placing the freezer liner 201 on a tube winding device;

s02: fixing the starting points of the D-shaped evaporating aluminum pipe 2011 and the heating wire 1013 by using an aluminum foil 1012, starting a pipe winding device to start pipe winding;

s03: the refrigeration evaporation pipe 103 is connected with the refrigeration evaporator in series by adopting high-frequency welding, and forms a refrigeration loop together with the compressor, the condenser and the condensation preventing pipe;

s04: connecting the harness terminal with the box wiring terminal;

the assembly method of the fittings in the refrigerating chamber comprises the following steps:

p01: fixing a defrosting sensor 1011 on a pipeline of the refrigeration evaporator 103 by adopting an aluminum foil adhesive tape, and sensing the surface temperature of the refrigeration evaporator 103 to judge the working period of a heating wire 1013 in the freezing chamber 2;

p02: fixing an environment sensor 1012 in a box shell embedded box to sense the environment temperature;

p03: the temperature sensor 1013 inside the cabinet is fixed to the inner liner of the refrigerating compartment 1 to sense the temperature inside the refrigerating compartment 1, thereby performing accurate temperature control.

Wherein, the temperature sensor 1013 is used for monitoring the temperature in the box;

the defrosting sensor 1011 is used for controlling defrosting in the freezing chamber 2 according to the temperature and the period in the refrigerating chamber 1;

the environmental sensor 1012 is used for sensing the environmental temperature externally, setting different turn-on rates, and meeting the requirements of energy consumption and corresponding storage temperature.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an electrically controlled direct-cooling frost-removing refrigerator with top-storage and bottom-freezing, which comprises a refrigerating chamber (1) arranged on the upper part of the refrigerator and a freezing chamber (2) arranged below the refrigerating chamber (1), and is characterized in that:

a refrigerating chamber temperature sensing unit (101), a controller (102) and a refrigerating evaporator (103) are arranged on the inner wall of the refrigerating chamber (1); the refrigerating chamber temperature sensing unit (101) comprises a defrosting sensor (1011) fixed on a pipeline of the refrigerating evaporator (103) through an aluminum foil adhesive tape, an environment sensor (1012) arranged in a box shell embedded box of the refrigerator, and a temperature sensor (1013) arranged in a box liner of the refrigerating chamber (1);

a refrigerator liner (201) is arranged in the freezing chamber (2), and a detachable glass shelf (202) is arranged on the inner wall of the refrigerator liner (201); the outer surface of the freezing box liner (201) is provided with a freezing evaporator, the freezing evaporator comprises D-shaped evaporating aluminum pipes (2011) and heating wires (2013), the D-shaped evaporating aluminum pipes (2011) and the heating wires (2013) are arranged on the outer peripheral side of the freezing box liner (201) and are uniformly wound in a surrounding mode, and the D-shaped evaporating aluminum pipes (2011) and the heating wires (2013) are arranged at intervals; the D-shaped evaporation aluminum pipe (2011) and the heating wire (2013) are fixedly adhered to the outer surface of the freezer liner (201) through an aluminum foil (2012);

the freezing evaporator is provided with a wiring harness terminal which is electrically connected with a wiring terminal on the controller (102);

the refrigeration evaporator (103) is connected with the freezing evaporator in series, and forms a refrigeration loop with a compressor, a condenser and an anti-condensation pipe of the refrigerator.

2. The electric control direct-cooling micro-frost refrigerator with the upper refrigerator and the lower refrigerator as claimed in claim 1, wherein the controller (102) is electrically connected with the heating wire (2013), the condenser, the compressor and the refrigerating temperature sensing unit respectively.

3. The electric control direct-cooling micro-frost refrigerator with upper and lower freezing functions as claimed in claim 1, wherein the controller (102) is provided with a manual defrosting button.