Integrated electric defrosting evaporator for refrigerator

Abstract

A coil pipe is arranged between a first end plate and a second end plate in parallel, a plurality of fins are further evenly arranged between the first end plate and the second end plate, a heating cable penetrates through the first end plate, the heating cable penetrates through the fins and is arranged on the two sides of the coil pipe, and the coil pipe is connected with the first end plate and the second end plate. The fin is provided with two rows of first through grooves, the coil pipe penetrates through the first through grooves of the fin, clamping grooves are formed in the two sides of the fin, the heating cable penetrates through the clamping grooves and penetrates through the fin, and the outer ends of the clamping grooves are communicated with the outside of the fin. The heating cables are arranged on the two sides of the coil pipe through the clamping grooves of the fins and laid on the whole evaporator at the same time, on one hand, the distribution area is greatly increased, the defrosting effect is improved, on the other hand, the heating cables are directly connected with the evaporator, additional wiring is not needed when the refrigerator is assembled, and convenience and assembling efficiency are greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of evaporators, in particular to an integrated electric defrosting evaporator for a refrigerator. Background Art

[0002] Evaporation is the physical process of converting liquid into gas. Generally speaking, an evaporator is an object that converts liquid into gas. There are a large number of evaporators in industry, and the evaporator used in refrigeration systems is one of them. The evaporator is a very important component among the four major refrigeration components. The low-temperature condensed liquid passes through the evaporator to exchange heat with the outside air, vaporizes and absorbs heat to achieve the refrigeration effect.

[0003] The electric defrost of the evaporator uses a heating cable for timed heating. When heating, the refrigeration system stops, thereby achieving defrosting of the evaporator. At present, in the refrigerator, the heating cable and the evaporator are generally arranged separately, and are also installed separately during installation, resulting in a decrease in the overall assembly efficiency. Therefore, an improved technology is urgently needed to solve this problem existing in the prior art. Utility Model Content

[0004] The purpose of the utility model is to provide an integrated electric defrost evaporator for a refrigerator, with slots evenly arranged on both sides of the fins, and the heating cables are laid on both sides of the coil through the slots of the fins and laid on the entire evaporator. This wiring structure of the heating cable, on the one hand, greatly increases the distribution area and improves the defrosting effect, and on the other hand, is directly connected to the evaporator, and no additional wiring is required when assembling the refrigerator, so the convenience and assembly efficiency are greatly improved, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an integrated electric defrosting evaporator for a refrigerator, comprising a first end plate, a second end plate, a coil, a fin and a heating cable, wherein the coil is arranged in parallel between the first end plate and the second end plate, the coil is passed through the first end plate and the second end plate, a plurality of fins are evenly arranged between the first end plate and the second end plate, the coil is also passed through the fins, the heating cable passes through the first end plate, and the heating cable passes through the fins and is arranged on both sides of the coil;

[0006] The fin is provided with two rows of first through slots, the distance between the upper and lower adjacent coils matches the length of the first through slots, the coils are passed through the first through slots of the fins, and slots are provided on both sides of the fins, the outer ends of the slots are connected to the outside of the fins, and the heating cable passes through the slots and is passed through the fins.

[0007] Preferably, the utility model provides an integrated electric defrost evaporator for a refrigerator, wherein end connecting pipes are respectively provided at both ends of the coil.

[0008] Preferably, the utility model provides an integrated electric defrost evaporator for a refrigerator, wherein the first end plate is provided with two rows of second through grooves, the positions of the second through grooves correspond one-to-one to the positions of the first through grooves of the fins, and the upper portion of the first end plate is also provided with a wire hole, and the heating cable is passed through the wire hole.

[0009] Preferably, the utility model provides an integrated electric defrost evaporator for a refrigerator, wherein the second end plate is provided with two rows of third through slots, and the positions of the third through slots correspond one-to-one to the positions of the second through slots of the first end plate.

[0010] Preferably, the utility model provides an integrated electric defrost evaporator for a refrigerator, wherein connectors are provided at both ends of the heating cable.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] There are slots evenly arranged on both sides of the fins, and the heating cables are laid on both sides of the coil through the slots of the fins and laid on the entire evaporator. This wiring structure of the heating cable, on the one hand, greatly increases the distribution area and improves the defrosting effect, and on the other hand, it is directly connected to the evaporator, and no additional wiring is required when assembling the refrigerator, which greatly improves the convenience and assembly efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the structure of the utility model when viewed from above;

[0015] Figure 3 is a schematic diagram of the fin structure;

[0016] Figure 4 is a schematic diagram of the structure of the first end plate;

[0017] Figure 5 Schematic diagram of the second end plate structure.

[0018] In the figure: a first end plate 1, a second end plate 2, a coil 3, a fin 4, a heating cable 5, a first through slot 6, a clamping slot 7, an end connecting pipe 8, a second through slot 9, a wire hole 10, a third through slot 11, and a joint 12. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solution of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model;

[0020] It should be noted that, in the description of the present invention, the terms "inside", "outside", "upper", "lower", "both sides", "one end", "the other end", "left" and "right" etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0021] See also Figure 1-3 The utility model provides a technical solution: an integrated electric defrosting evaporator for a refrigerator, comprising a first end plate 1, a second end plate 2, a coil 3, a fin 4 and a heating cable 5, the coil 3 is arranged in parallel between the first end plate 1 and the second end plate 2, the coil 3 is passed through the first end plate 1 and the second end plate 2, a plurality of fins 4 are evenly arranged between the first end plate 1 and the second end plate 2, the coil 3 is also passed through the fin 4, the heating cable 5 passes through the first end plate 1, the heating cable 5 passes through the fin 4 and is arranged on both sides of the coil 3, and the two ends of the coil 3 are respectively provided with end connecting pipes 8, which are connected to the refrigeration pipeline through the end connecting pipes 8;

[0022] The fin 4 is provided with two rows of first through slots 6, the distance between the upper and lower adjacent coils 3 matches the length of the first through slots 6, the coils 3 are passed through the first through slots 6 of the fin 4, and slots 7 are provided on both sides of the fin 4. The outer ends of the slots 7 are communicated with the outside of the fin 4, the heating cable 5 passes through the slots 7 and is passed through the fin 4, and connectors 12 are provided at both ends of the heating cable 5 to achieve connection with the junction box.

[0023] like Figure 4 As shown, the first end plate 1 is provided with two rows of second through grooves 9, and the positions of the second through grooves 9 correspond one-to-one to the positions of the first through grooves 6 of the fins 4. The coil 3 is passed through the second through grooves 9, thereby realizing the installation of the coil 3. A wire hole 10 is also provided on the upper part of the first end plate 1, and the heating cable 5 is passed through the wire hole 10 to realize the layout of the heating cable 5.

[0024] like Figure 5 As shown, the second end plate 2 is provided with two rows of third through slots 11 , and the positions of the third through slots 11 correspond one-to-one to the positions of the second through slots 9 of the first end plate 1 . The coil 3 is passed through the third through slots 11 , thereby achieving installation of the coil 3 .

[0025] Assembly method and use principle: According to the attached Figure 1As shown, the first end plate 1 is put on each coil 3 from right to left through the second through slot 9 until it moves to the left end, and then each fin 4 is put on each coil 3 from right to left in sequence through the first through slot 6, leaving a gap directly, and finally the second end plate 2 is put on the coil 3 from right to left through the third through slot 11, and is located at the right end, completing the installation of the evaporator. Then, one end of the heating cable 5 is passed through the wire hole 10 of the first end plate 1, and then the heating cable 5 is passed through the slot 7 on one side of the fin 4 in sequence, coiled to the bottom, and then horizontally bypassed the slot 7 on the other side of the fin 4, and then passed through the slot 7 on this side of the fin 4 in sequence and passed out from the wire hole 10 of the first end plate 1 again, completing the connection between the heating cable 5 and the evaporator, and completing the assembly. When in use, the heating cable 5 arranged on both sides of the coil 3 is used to defrost the evaporator. The utility model has a reasonable structure, and slots 7 are evenly opened on both sides of the fin 4. The heating cable 5 is laid on both sides of the coil 3 through the slots 7 of the fin 4 and laid on the entire evaporator. This wiring structure of the heating cable 5, on the one hand, greatly increases the distribution area and improves the defrosting effect, and on the other hand, it is directly connected to the evaporator, and no additional wiring is required when assembling the refrigerator, so the convenience and assembly efficiency are greatly improved.

[0026] The details not described in the present invention are all known technologies to those skilled in the art.

[0027] Finally, it should be noted that the above specific implementation methods are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model is described in detail with reference to the embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified and replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. An integrated electric defrosting evaporator for a refrigerator, characterized in that: The invention comprises a first end plate (1), a second end plate (2), a coil (3), fins (4) and a heating cable (5), wherein the coil (3) is arranged in parallel between the first end plate and the second end plate (2), the coil (3) is passed through the first end plate (1) and the second end plate (2), a plurality of fins (4) are evenly arranged between the first end plate (1) and the second end plate (2), the coil (3) is also passed through the fins (4), the heating cable (5) passes through the first end plate (1), and the heating cable (5) passes through the fins (4) and is arranged on both sides of the coil (3); The fin (4) is provided with two rows of first through slots (6), the distance between the upper and lower adjacent coils (3) matches the length of the first through slots (6), the coils (3) are passed through the first through slots (6) of the fin (4), the fin (4) is provided with slots (7) on both sides, the outer ends of the slots (7) are communicated with the outside of the fin (4), and the heating cable (5) passes through the slots (7) and is passed through the fin (4).

2. The integrated electric defrosting evaporator for a refrigerator according to claim 1, characterized in that: End connecting pipes (8) are respectively provided at both ends of the coil (3).

3. The integrated electric defrosting evaporator for a refrigerator according to claim 1, characterized in that: The first end plate (1) is provided with two rows of second through slots (9), the positions of the second through slots (9) corresponding one to one with the positions of the first through slots (6) of the fins (4), and the upper portion of the first end plate (1) is also provided with a wire hole (10), and the heating cable (5) is passed through the wire hole (10).

4. The integrated electric defrosting evaporator for a refrigerator according to claim 1, characterized in that: The second end plate (2) is provided with two rows of third through slots (11), and the positions of the third through slots (11) correspond one to one with the positions of the second through slots (9) of the first end plate (1).

5. The integrated electric defrosting evaporator for a refrigerator according to claim 1, characterized in that: Both ends of the heating cable (5) are provided with connectors (12).

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