CN209801906U - Heating device for be used for refrigerator upset roof beam - Google Patents

Abstract

The utility model discloses a heating device used on a refrigerator turnover beam, which comprises a heater body, a turnover beam lower cover and a turnover beam upper cover, wherein the heater body comprises a PET heating film, an aluminum foil and turnover beam foam; connecting holes are formed in two ends of the lower cover of the turnover beam, and a first reserved hole is formed in the side wall of the lower cover of the turnover beam; the heater body is arranged in the cavities of the upper cover and the lower cover of the turnover beam, and the upper cover and the lower cover of the turnover beam are fixedly connected through a buckle and a screw. The utility model discloses a heating film heats, has improved the area of heating, and temperature homogeneity is high, and the security is high, and PET heating film and upset beam surface contact, and it is efficient to have the heating defrosting, and the heating duration is short, can reduce the refrigerator energy consumption, and the face heating design through heating film reduces the space occupancy to need not the ground connection protection line, and production technology is simple and convenient, and assembly process reduces, the assembly of being convenient for.

Description

heating device for be used for refrigerator upset roof beam

Technical Field

The utility model belongs to the technical field of the refrigerator, especially, relate to a heating device for be used for refrigerator upset roof beam.

background

the refrigerator is a refrigeration device which keeps constant low temperature, is a common household appliance for preserving food at low temperature in life, and is widely applied to the fields of life and industry. At present, the input AC220V heating wire heater is adopted by the turnover beam of the household air-cooled refrigerator for removing the condensation, so that the heater has the problems of long heating time, high energy consumption, poor temperature uniformity, difficult control of the highest temperature, poor safety performance, difficult assembly, poor installation stability and the like when the refrigerator works.

Therefore, in order to solve the above problems, a heating apparatus for a turning beam of a refrigerator is designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heating device for be used for refrigerator upset roof beam, through being connected of PET heating film and aluminium foil and combining hold-down mechanism, can improve homogeneity, security and the installation stability of heating in-process temperature, solved the problem that exists among the prior art.

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

The utility model relates to a heating device used on a refrigerator turnover beam, which comprises a heater body, a turnover beam lower cover and a turnover beam upper cover, wherein the heater body comprises a PET heating film, an aluminum foil and turnover beam foam;

Connecting holes are formed in two ends of the lower cover of the turnover beam, and a first reserved hole is formed in the side wall of the lower cover of the turnover beam;

a second preformed hole is formed in the upper cover of the turnover beam, and the second preformed hole and the first preformed hole form a wiring hole;

The heater body is arranged in the cavities of the upper cover and the lower cover of the turnover beam, and the upper cover and the lower cover of the turnover beam are fixedly connected through a buckle and a screw.

Furthermore, one surface of the aluminum foil is coated with adhesive which is in contact with the inner surface of the lower cover of the turnover beam.

furthermore, hold-down mechanism is installed to the terminal surface under the upset roof beam, hold-down mechanism includes the baffle, baffle one side is connected with expanding spring one end, and the expanding spring other end is connected with the connecting hole, installs mutual fixed connection's PET heating film and aluminium foil between two relative baffles, is equipped with the elastic rod of a plurality of array distributions on the baffle, and the elastic rod is connected with the pressure strip.

further, the pressing plate is perpendicular to the baffle.

The utility model discloses following beneficial effect has:

the heating device for the refrigerator turnover beam provided by the utility model adopts the heating film for heating, improves the heating area, has high temperature uniformity, and the PET heating film is in contact with the turnover beam surface, and is in contrast with the line contact of a heating line heater, the heating defrosting efficiency of the heater under the same power is high, the heating duration is short, the energy consumption of the refrigerator can be reduced, and the heating device has the characteristic of high safety; through the surface heating design of the heating film, the space occupancy rate is reduced, a grounding protection wire is not needed, the production process is simple and convenient, the assembly process is reduced, and the assembly is convenient;

Through hold-down mechanism and the structural design who combines upset roof beam foam, satisfy the installation size requirement of different heater bodies, solve the unicity viscose and connect, improved the stability of heater body with the contact of upset roof beam.

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 structural view of a heating device used on a turnover beam of a refrigerator according to the present invention;

FIG. 2 is a partial schematic view of a heating device for a refrigerator turnover beam according to the present invention;

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

1-PET heating film, 2-aluminum foil, 3-turnover beam foam, 4-turnover beam lower cover, 41-connecting hole, 42-first preformed hole, 43-pressing mechanism, 431-baffle, 432-elastic rod, 433-pressing plate, 434-expansion spring, 5-turnover beam upper cover and 51-second preformed hole.

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 "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention 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 present invention.

Referring to fig. 1-2, the utility model relates to a heating device for refrigerator turnover beam, including heater body, turnover beam lower cover 4 and turnover beam upper cover 5, the heater body includes PET heating film 1, aluminium foil 2 and turnover beam foam 3, a surface of PET heating film 1 is fixedly connected with a surface of aluminium foil 2, another surface of aluminium foil 2 is covered with the viscose, aluminium foil 2 is connected with the inner surface of turnover beam lower cover 4 through the viscose, the viscose on the surface of aluminium foil 2 effectively increases the degree of attaching the heater body and turnover beam lower cover 4;

The turnover beam comprises a turnover beam lower cover 4, wherein connecting holes 41 are formed in two ends of the turnover beam lower cover 4, a first preformed hole 42 is formed in the side wall of the turnover beam lower cover 4, a pressing mechanism 43 is mounted on the lower end face of the turnover beam, the pressing mechanism 43 comprises a baffle 431, one side of the baffle 431 is connected with one end of a telescopic spring 434, the other end of the telescopic spring 434 is connected with the connecting hole 41, a PET heating film 1 and an aluminum foil 2 which are fixedly connected with each other are mounted between two opposite baffles 431, a plurality of elastic rods 432 distributed in an array are arranged on the baffles 431, the elastic rods 432 are connected with a pressing plate 433, the pressing plate 433 is perpendicular to the baffle 431;

A second preformed hole 51 is formed in the overturning beam upper cover 5, and the second preformed hole 51 and the first preformed hole 42 form a wiring hole, so that a lead on the heater body can be conveniently led out.

The heater body is arranged in the cavities of the turnover beam upper cover 5 and the turnover beam lower cover 4, and the turnover beam upper cover 5 and the turnover beam lower cover 4 are fixedly connected through a buckle and a screw.

The turning beam is assembled and fixed on a refrigerator door body through screws, after a refrigerator compressor is powered on to work, a temperature and humidity sensor continuously detects the humidity and the temperature on the turning beam, when the detected humidity on the turning beam is larger than 40% RH, a relay connected with the PET heating film 1 is controlled to be opened, 12V direct current is output, the PET heating film 1 on the turning beam is started, the PET heating film 1 works to heat the turning beam, when the detected temperature of the turning beam reaches above dew point temperature, the relay is closed, and the PET heating film 1 stops working, wherein the rated input voltage of a lead of the heater is DC12V, the safety voltage belongs to safety voltage, the use is safer, the heater body is suitable for turning beams of various structures without a grounding protection wire and with thinner thickness, and the assembly process is more convenient.

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 (4)

1. the utility model provides a heating device for be used for refrigerator upset roof beam, includes upset roof beam lower cover (4) and upset roof beam upper cover (5), its characterized in that: the heater comprises a heater body, wherein the heater body comprises a PET heating film (1), an aluminum foil (2) and turnover beam foam (3), one surface of the PET heating film (1) is fixedly connected with the aluminum foil (2), and the other surface of the PET heating film (1) is covered with the turnover beam foam (3);

Connecting holes (41) are formed in two ends of the turnover beam lower cover (4), and a first reserved hole (42) is formed in the side wall of the turnover beam lower cover (4);

A second preformed hole (51) is formed in the upper cover (5) of the turnover beam, and the second preformed hole (51) and the first preformed hole (42) form a wiring hole;

The heater body is arranged in cavities of the turnover beam upper cover (5) and the turnover beam lower cover (4), and the turnover beam upper cover (5) and the turnover beam lower cover (4) are fixedly connected through a buckle and a screw.

2. the heating device for the refrigerator turning beam as claimed in claim 1, wherein: one surface of the aluminum foil (2) is coated with adhesive which is contacted with the inner surface of the lower cover of the turnover beam.

3. The heating device for the refrigerator turning beam as claimed in claim 1, wherein: hold-down mechanism (43) are installed to upset roof beam lower extreme face, hold-down mechanism (43) include baffle (431), baffle (431) one side is connected with expanding spring (434) one end, and the expanding spring (434) other end is connected with connecting hole (41), installs mutual fixed connection's PET heating film (1) and aluminium foil (2) between two relative baffle (431), is equipped with elastic rod (432) that a plurality of arrays distribute on baffle (431), and elastic rod (432) are connected with pressure strip (433).

4. The heating device for the refrigerator turning beam as claimed in claim 3, wherein: the pressing plate (433) is perpendicular to the baffle (431).