Illuminating lamp structure applied to inner box and freezer

By designing a recessed light trough and embedded lampshade assembly on the refrigerator inner box, the problem of reduced inner box width caused by the protruding side lights is solved, the storage capacity and aesthetics of the refrigerator are improved, uniform lighting effects and stable connections are provided, and the user experience is improved.

CN223376165UActive Publication Date: 2025-09-23GUANGDONG ICCOLD REFRIGERATION EQUIP LTD
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Patent Information

Application Number
CN202422658057.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-01
Publication Date
2025-09-23
Estimated Expiration
2034-11-01

AI Technical Summary

Technical Problem

The protruding side lights of the existing refrigerator inner box reduce the effective width of the inner box, reducing the storage capacity and the appearance of the refrigerator, and poor user experience.

Method used

An inner box lighting structure is designed, in which the lamp trough is concave toward the outside, the width of the lampshade assembly is less than or equal to the depth of the lamp trough, LED light strips and low-temperature resistant materials are used, and the structure is fixed by adhesives and fasteners, and combined with a decorative cover to improve stability and aesthetics.

Benefits of technology

It increases the storage capacity of the inner box and the appearance of the freezer, improves the user experience, ensures even light distribution, and extends the service life of the lamp.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the field of refrigeration, in particular to an illuminating lamp structure applied to an inner box and a freezer, the illuminating lamp structure comprises the inner box and an illuminating lamp assembly, the illuminating lamp assembly comprises a lamp groove formed in the inner box and a lampshade assembly connected with the lamp groove in a matched mode, the lamp groove is sunken towards the outer side of the inner box, and the lampshade assembly is connected with the lamp groove in a matched mode. The surface width of the lampshade assembly is smaller than or equal to the depth of the lamp groove, the lamp groove sunken towards the outer side of the inner box is formed in the inner box, the surface width of the lampshade assembly is designed to be smaller than or equal to the depth of the lamp groove, the lampshade assembly is flush with the inner wall of the inner box or is lower than the depth of the lamp groove, and the effective width of the inner box is ensured; the storage capacity of the inner box is effectively improved, and the problems that the storage capacity of the inner box is reduced, the appearance level of the refrigerator is reduced and the user experience feeling is poor due to the fact that the effective width of the inner box is reduced due to the fact that side lamps protrude from the surface of the inner box in the prior art are solved.
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Description

Technical Field

[0001] The utility model relates to the field of refrigeration, in particular to a lighting lamp structure applied to an inner box and a refrigerator. Background Art

[0002] The refrigerator is one of the indispensable household appliances in modern families. It can keep food at a lower temperature to slow down the growth of bacteria and extend the freshness and shelf life of food. At the same time, in order to allow users to clearly see the situation inside the refrigerator even in a low-light environment, making it easier to find and take out food, a lighting system is installed inside the refrigerator.

[0003] In order to make the lighting lamp able to evenly illuminate the interior of the refrigerator, the lighting lamp of the refrigerator is generally installed on the side of the refrigerator inner box. The side lights of the freezers currently on the market are directly installed on the surface of the refrigerator inner box. The side lights protrude from the surface of the refrigerator inner box, which reduces the effective width of the refrigerator inner box and reduces the storage capacity of the refrigerator. At the same time, it appears to be more abrupt in appearance, which reduces the appearance of the freezer and the user experience. Therefore, it is necessary to develop a lighting lamp structure for the inner box and a freezer to solve the problems of the existing technology in which the effective width of the inner box is reduced due to the protrusion of the side lights from the inner box surface, which causes the storage capacity of the inner box to be reduced, the appearance of the freezer to be reduced, and the user experience to be poor. Utility Model Content

[0004] In view of the problem mentioned above that the side lights of the prior art protrude from the surface of the inner box, resulting in a reduction in the effective width of the inner box, which reduces the storage capacity of the inner box and degrades the appearance of the refrigerator and the user experience, the technical solution adopted by the present invention to solve the technical problem is:

[0005] A lighting lamp structure applied to an inner box includes an inner box and a lighting lamp assembly. The lighting lamp assembly includes a lamp trough provided in the inner box and a lampshade assembly connected to the lamp trough. The lamp trough is recessed toward the outside of the inner box, and the surface width of the lampshade assembly is less than or equal to the depth of the lamp trough.

[0006] Furthermore, the lampshade assembly includes a fixing seat connected to the lamp trough, a lampshade connected to the fixing seat, and a lamp strip connected to the lampshade.

[0007] Furthermore, a first extension portion for fixing the light strip is provided on the inner side of the lampshade, the cross-sectional shape of the first extension portion is "L"-shaped, the first extension portion is provided with two and encloses a second cavity for fixing the light strip, and the lampshade assembly also includes an adhesive connecting the lampshade and the light trough.

[0008] Furthermore, the fixing seat is provided with a first connecting hole, the lamp trough is provided with a second connecting hole, and a fastener passes through the first connecting hole and the second connecting hole to fix the fixing seat to the lamp trough, and the two fixing seats are respectively connected to the two ends of the lampshade.

[0009] Furthermore, the fixing seat is provided with a second extension portion for fixing the lampshade and an abutment portion located on the second extension portion, the extension direction of the second extension portion is parallel to the extension direction of the lampshade, the second extension portion extends into the lampshade, and the abutment portion abuts against the lampshade so that the fixing seat is fixed to the lampshade.

[0010] Furthermore, the lampshade assembly also includes a decorative cover connected to the fixing base, a clamping portion is provided on one side of the decorative cover, and the fixing base is provided with a matching portion that cooperates with the clamping portion. The clamping portion is clamped with the matching portion to fix the decorative cover to the fixing base.

[0011] Furthermore, a first guide portion is provided on one side of the decorative cover, and a limiting portion is provided on one side of the fixing seat to cooperate with the first guide portion. The extending direction of the first guide portion is opposite to the extending direction of the limiting portion.

[0012] Furthermore, a second guide portion is provided on one side of the decorative cover, a third extension portion is provided on one side of the fixing seat, a limiting hole is formed between the two third extension portions and is matched with the second guide portion, and the first guide portion, the limiting portion and the third extension portion are all provided with guide surfaces.

[0013] Furthermore, there are two snap-fitting parts, which are respectively located on opposite sides of the decorative cover, and the number of the mating parts is the same as the number of the snap-fitting parts. The lamp troughs are provided at the open end of the inner box, and there are two light troughs, which are respectively located on opposite sides of the inner box, and the number of the lampshade assemblies is the same as the number of the light troughs.

[0014] The refrigerator comprises a refrigerator body, wherein the refrigerator body comprises the inner box and the lighting lamp assembly.

[0015] The beneficial effects of the utility model are as follows:

[0016] The utility model provides a lamp groove recessed toward the outside of the inner box on the inner box, and designs the surface width of the lampshade assembly to be less than or equal to the depth of the lamp groove, so that the lampshade assembly is flush with the inner wall of the inner box or lower than the depth of the lamp groove, thereby ensuring the effective width of the inner box and effectively improving the storage capacity of the inner box, solving the problems of reduced storage capacity of the inner box, reduced appearance of the refrigerator and poor user experience caused by the protrusion of the side lights from the surface of the inner box in the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The utility model is a structural schematic diagram of a lighting lamp structure applied to an inner box.

[0018] Figure 2 This is a partial enlarged view A of a lighting lamp structure applied to an inner box of the present invention.

[0019] Figure 3 This is an exploded view of a lighting lamp structure applied to an inner box according to the present invention.

[0020] Figure 4 This is a cross-sectional view of a lighting structure applied to an inner box according to the present invention.

[0021] Figure 5 The utility model is a structural schematic diagram of a lampshade assembly of a lighting lamp structure applied to an inner box.

[0022] Figure 6 This is a structural schematic diagram of a fixing seat of a lighting lamp structure applied to an inner box according to the present invention.

[0023] Figure 7 This is a cross-sectional view of a lighting structure applied to an inner box according to the present invention.

[0024] Figure 8 This is a cross-sectional view of a lighting structure applied to an inner box according to the present invention.

[0025] Figure 9 The utility model is a structural schematic diagram of a decorative cover of a lighting lamp structure applied to an inner box.

[0026] Figure 10 This is a structural schematic diagram of a fixing seat of a lighting lamp structure applied to an inner box according to the present invention.

[0027] Figure 11 This is a cross-sectional view of a lighting structure applied to an inner box according to the present invention. DETAILED DESCRIPTION

[0028] The following describes the embodiments of the present invention in detail with reference to the accompanying drawings.

[0029] See also Figures 1 to 11A lighting lamp structure applied to an inner box includes an inner box 4 and a lighting lamp assembly 1. The lighting lamp assembly 1 includes a lamp trough 2 provided in the inner box 4 and a lampshade assembly 3 connected to the lamp trough 2. The lamp trough 2 is recessed toward the outside of the inner box 4, and the surface width of the lampshade assembly 3 is less than or equal to the depth of the lamp trough 2. The inner box 4 is generally used as the inner container of a refrigerator to store items, and plays a role in heat insulation. Since the lamp trough 2 is recessed toward the outside of the inner box 4, and the surface width of the lampshade assembly 3 is less than or equal to the depth of the lamp trough 2, this means that the lampshade assembly 3 is embedded in the lamp trough 2 and will not exceed the surface of the inner box 4, thereby not reducing the effective width of the inner box 4, ensuring the maximum storage capacity of the refrigerator and effectively improving the practicality of the refrigerator. At the same time, this embedded design effectively improves the integrity of the lighting lamp assembly 1 and the inner box 4, and improves the cleanliness of the interior of the refrigerator. and aesthetics, thereby improving the overall appearance of the refrigerator. Therefore, a lamp groove recessed toward the outer side of the inner box 4 is provided on the inner box 4, and the surface width of the lampshade assembly 3 is designed to be less than or equal to the depth of the lamp groove 2, so that the lampshade assembly 3 is flush with the inner wall of the inner box 4 or lower than the depth of the lamp groove 2, thereby ensuring the effective width of the inner box 4, effectively improving the storage capacity of the inner box 4, and solving the problems of reduced storage capacity of the inner box, reduced appearance of the refrigerator, and poor user experience caused by the protrusion of the side lights from the inner box surface in the prior art.

[0030] Furthermore, the lampshade assembly 3 includes a fixing base 31 connected to the lamp trough 2, a lampshade 32 connected to the fixing base 31, and a light strip 33 connected to the lampshade 32. The fixing base 31 serves to fix the lampshade assembly 3 to the lamp trough 2, thereby achieving a stable connection between the lampshade assembly 3 and the lamp trough 2. The light strip 33 is a light source and is generally an LED light strip, which has the characteristics of energy saving, long life, and high brightness. The lampshade 32 is used to install and protect the light strip 33 and allows the light emitted by the light strip 33 to be evenly diffused in the inner line 4, thereby improving the lighting effect of the light strip 33. Therefore, the lampshade 32 should be made of a material with good light transmittance, low temperature resistance, and aging resistance, such as polycarbonate or polymethyl methacrylate, which can effectively improve the practicality and service life of the lighting structure.

[0031] Furthermore, a first extension portion 321 for fixing the light strip 33 is provided on the inner side of the lampshade 32, and the cross-sectional shape of the first extension portion 321 is "L"-shaped. The first extension portion 321 is provided with two second cavities 322 that are enclosed and used to fix the light strip 33. The lampshade assembly 3 also includes an adhesive 34 connecting the lampshade 32 and the light trough 2. The first extension portion 321 is an additional structure on the inner side of the lampshade 32, which is used to fix the light strip 33. By designing the cross-sectional shape of the first extension portion 321 to be "L"-shaped, and enclosing a second cavity 322 for fixing the light strip 33 by two first extension portions 321, the second cavity 322 can provide a closed or semi-closed installation space for the light strip 33 to ensure the connection stability between the light strip 33 and the lampshade 32, while protecting the light strip 33 from interference and damage from the external environment, thereby effectively improving the reliability of the lampshade assembly 3. Furthermore, by designing the adhesive 34 to connect the lampshade 32 and the lamp trough 2, the connection stability between the lampshade 32 and the light trough 2 is further improved. The adhesive 34 should be made of a low-temperature resistant, waterproof, and highly viscous adhesive, such as 3M double-sided tape.

[0032] Furthermore, the fixing base 31 is provided with a first connection hole 311, and the lamp trough 2 is provided with a second connection hole 21. A fastener passes through the first connection hole 311 and the second connection hole 21 to securely connect the fixing base 31 to the lamp trough 2. The two fixing bases 31 are respectively connected to the two ends of the lampshade 32. With this design, fasteners (such as screws) can be used to pass through the first connection hole 311 and the second connection hole 21 to securely connect the fixing base 31 to the lamp trough 2. Furthermore, the two fixing bases 31 are respectively connected to the two ends of the lampshade 32. By securing the two ends, the lampshade 32 and the fixing base 31 are firmly fixed within the lamp trough 2, ensuring the stability and reliability of the connection between the lampshade assembly 3 and the lamp trough 2.

[0033] Furthermore, the fixing base 31 is provided with a second extension portion 312 for fixing the lampshade 32 and an abutment portion 317 located on the second extension portion 312. The extension direction of the second extension portion 312 is parallel to the extension direction of the lampshade 32. The second extension portion 312 extends into the lampshade 32, and the abutment portion 317 abuts against the lampshade 32, thereby fixing the fixing base 31 and the lampshade 32. The second extension portion 312 is designed to have a shape that matches the internal structure of the lampshade 32, so that it extends into the interior of the lampshade 32 and forms a stable connection with the lampshade 32, thereby achieving a stable connection between the fixing base 31 and the lampshade 32. At the same time, the abutment portion 317 is the portion of the second extension portion 312 that abuts the lampshade 32, which serves to limit the extension length of the second extension portion 312, thereby fixing the relative positions of the fixing base 31 and the lampshade 32, effectively improving the stability and reliability of the connection between the lampshade 32 and the fixing base 31.

[0034] Furthermore, the lampshade assembly 3 also includes a decorative cover 35 connected to the fixing seat 31, and a clamping portion 351 is provided on one side of the decorative cover 35. The fixing seat 31 is provided with a matching portion 313 that is matched with the clamping portion 351. The clamping portion 351 is clamped with the matching portion 313 to fix the decorative cover 35 to the fixing seat 31. The decorative cover 35 is designed mainly to be connected to the fixing base 31 so as to shield the fixing base 31 and enhance the aesthetics and overall texture of the lighting structure. At the same time, the decorative cover 35 can also protect the internal structure of the lampshade assembly 3, prevent external factors such as dust and water vapor from entering, extend the service life of the lighting lamp, and effectively improve the stability and reliability of the lighting structure. Furthermore, the clamping portion 351 is a connecting structure of the decorative cover 35 for connecting to the fixing base 31. By designing a reasonable clamping shape and size, the clamping portion 351 can be docked and clamped with the matching portion 313 on the fixing base 31 to form a tight fit, achieve a stable connection, and effectively improve the connection stability between the fixing base 31 and the decorative cover 35.

[0035] Furthermore, a first guide portion 352 is provided on one side of the decorative cover 35, and a stopper portion 314 is provided on one side of the fixing base 31 to cooperate with the first guide portion 352. The first guide portion 352 extends in a direction opposite to that of the stopper portion 314. The first guide portion 352 is a structure on the decorative cover 35 that guides it to properly connect with the fixing base 31. Similarly, a stopper portion 314 is provided on one side of the fixing base 31 to cooperate with the first guide portion 352. During assembly, the first guide portion 352 is aligned with the stopper portion 314 and moved along the guide direction to accurately align the decorative cover 35 with the other connecting structures of the fixing base 31. This ensures smooth and accurate connection between the decorative cover 35 and the fixing base 31, avoids installation errors and rework, and effectively improves production efficiency.

[0036] Furthermore, a second guide portion 353 is provided on one side of the decorative cover 35, and a third extension portion 315 is provided on one side of the fixing seat 31. A limiting hole 316 is formed between the two third extension portions 315 to cooperate with the second guide portion 353. The first guide portion 352, the limiting portion 314 and the third extension portion 315 are all provided with a guide surface 36. The second guide portion 353 is a structure on the decorative cover 35 used to further guide it to correctly dock with the fixing seat 31. By designing a reasonable shape and size, the second guide portion 353 can cooperate with the limiting hole 316 formed by the third extension portion 315 during the installation process, ensuring that the decorative cover 35 can be smoothly and accurately connected to the fixing seat 31, effectively improving the convenience and accuracy of installing the decorative cover 35. Furthermore, the guide surface 36 is an inclined surface or curved surface designed on the first guide portion 352, the limiting portion 314 and the third extension portion 315, which is used to guide the smooth docking of the decorative cover 35 with the fixing seat 31 during the installation process, which can reduce the difficulty and time cost of installation and effectively improve production efficiency.

[0037] Furthermore, there are two clamping portions 351, which are respectively located on opposite sides of the decorative cover 35, and the number of the mating portions 313 is the same as the number of the clamping portions 351. The lamp troughs 2 are provided at the open end of the inner box 4, and there are two lamp troughs 2, which are respectively located on opposite sides of the inner box 4. The lampshade assemblies 3 are the same as the number of the lamp troughs 2. The number of the clamping parts 351 is two, which are respectively located on opposite sides of the decorative cover 35, which can ensure that the decorative cover 35 can be evenly and stably connected to the fixing base 31 during the installation process, avoiding the problem of loose installation or tilting due to unilateral connection, and effectively improving the connection stability of the decorative cover 35 and the fixing base 31. The number of the matching parts 313 is the same as the number of the clamping parts 351, that is, the two matching parts 313 are respectively located at positions on the fixing base 31 corresponding to the clamping parts 351. This design can ensure that the clamping part 351 and the matching part 313 can be accurately and firmly connected together, which is effective. The connection stability and reliability between the decorative cover 35 and the fixing base 31 are effectively improved. Furthermore, the lamp trough 2 is arranged at the open end of the inner box 4, which means that the lampshade assembly 3 will be exposed to the user's field of vision, providing lighting for the interior of the freezer, making it convenient for users to find and take items, and at the same time ensuring that the lighting light can be evenly distributed inside the inner box 4. Specifically, there are two lamp troughs 2, and the two lamp troughs 2 are respectively located on opposite sides of the inner box 4, which means that the two lampshade assemblies 3 are also arranged on opposite sides of the inner box 4. Such a design can ensure the uniform distribution of lighting light and effectively improve the uniformity and aesthetics of lighting.

[0038] The refrigerator includes a refrigerator body, which includes an inner box 4 and a lighting assembly 1. The inner box 4 is a component of the refrigerator body used to directly accommodate items that need to be refrigerated or frozen, while the lighting assembly 1 is used to provide lighting for the refrigerator body. By providing the inner box 4 and the lighting assembly 1, a more convenient and comfortable user experience can be provided.

[0039] Example 1

[0040] A lighting lamp structure applied to an inner box includes an inner box 4 and a lighting lamp assembly 1. The lighting lamp assembly 1 includes a lamp trough 2 provided in the inner box 4 and a lampshade assembly 3 connected to the lamp trough 2. The lamp trough 2 is recessed toward the outside of the inner box, and the surface width of the lampshade assembly 3 is equal to the depth of the lamp trough 2.

[0041] Furthermore, the lampshade assembly 3 includes a fixing seat 31 connected to the lamp trough 2 , a lampshade 32 connected to the fixing seat 31 , and a light strip 33 connected to the lampshade 32 .

[0042] Furthermore, a first extension portion 321 for fixing the light strip 33 is provided on the inner side of the lampshade 32, and the cross-sectional shape of the first extension portion 321 is "L"-shaped. The first extension portion 321 is provided with two second cavities 322 that are enclosed and used to fix the light strip 33. The lampshade assembly 3 also includes an adhesive 34 connecting the lampshade 32 and the light trough 2.

[0043] Furthermore, the fixing seat 31 is provided with a first connecting hole 311, and the lamp trough 2 is provided with a second connecting hole 21. The fastener passes through the first connecting hole 311 and the second connecting hole 21 to fix the fixing seat 31 to the lamp trough 2. The two fixing seats 31 are respectively connected to the two ends of the lampshade 32.

[0044] Furthermore, the fixing seat 31 is provided with a second extension portion 312 for fixing the lampshade 32 and an abutment portion 317 located on the second extension portion 312, the extension direction of the second extension portion 312 is parallel to the extension direction of the lampshade 32, the second extension portion 312 extends into the lampshade 32, and the abutment portion 317 abuts against the lampshade 32, so that the fixing seat 31 is fixed to the lampshade 32.

[0045] Furthermore, the lampshade assembly 3 also includes a decorative cover 35 connected to the fixing seat 31, and a clamping portion 351 is provided on one side of the decorative cover 35. The fixing seat 31 is provided with a matching portion 313 that is matched with the clamping portion 351. The clamping portion 351 is clamped with the matching portion 313 to fix the decorative cover 35 to the fixing seat 31.

[0046] Furthermore, a first guide portion 352 is provided on one side of the decorative cover 35 , and a limiting portion 314 is provided on one side of the fixing seat 31 to cooperate with the first guide portion 352 . The extending direction of the first guide portion 352 is opposite to the extending direction of the limiting portion 314 .

[0047] Furthermore, a second guide portion 353 is provided on one side of the decorative cover 35, and a third extension portion 315 is provided on one side of the fixing seat 31. A limiting hole 316 is formed between the two third extension portions 315 to cooperate with the second guide portion 353. The first guide portion 352, the limiting portion 314 and the third extension portion 315 are all provided with a guide surface 36.

[0048] Furthermore, there are two clamping portions 351, and the two clamping portions 351 are respectively located on opposite sides of the decorative cover 35, the number of the mating portions 313 is the same as the number of the clamping portions 351, the lamp trough 2 is provided at the open end of the inner box 4, the number of the lamp trough 2 is two, and the two lamp troughs 2 are respectively located on opposite sides of the inner box 4, and the number of the lampshade assemblies 3 is the same as the number of the lamp troughs 2.

[0049] Example 2

[0050] Different from the first embodiment, the surface width of the lampshade assembly 3 is smaller than the depth of the lamp trough 2 .

[0051] Example 3

[0052] Based on Example 1, the adhesive member 34 is a 3M double-sided tape, and the light strip 33 is an LED light strip.

[0053] Example 4

[0054] The refrigerator comprises a refrigerator body, wherein the refrigerator body comprises the inner box 4 and the lighting lamp assembly 1.

[0055] Furthermore, the lighting lamp assembly 1 includes a lamp trough 2 provided in the inner box 4 and a lampshade assembly 3 connected to the lamp trough 2. The lamp trough 2 is recessed toward the outside of the inner box, and the surface width of the lampshade assembly 3 is equal to the depth of the lamp trough 2.

[0056] Furthermore, the lampshade assembly 3 includes a fixing seat 31 connected to the lamp trough 2 , a lampshade 32 connected to the fixing seat 31 , and a light strip 33 connected to the lampshade 32 .

[0057] Example 5

[0058] Different from the fourth embodiment, the surface width of the lampshade assembly 3 is smaller than the depth of the lamp trough 2 .

[0059] The above examples are merely used to further illustrate the technical content of the present invention for easier understanding by the reader. However, they do not limit the implementation of the present invention to these examples. Any technical extension or reinvention based on the present invention is protected by the present invention. The scope of protection of the present invention shall be determined by the claims.

Claims

1. A lighting lamp structure applied to an inner box, comprising an inner box (4) and a lighting lamp assembly (1), characterized in that: The lighting lamp assembly (1) comprises a lamp trough (2) provided in the inner box (4), and a lampshade assembly (3) connected to the lamp trough (2); the lamp trough (2) is recessed toward the outside of the inner box (4); and the surface width of the lampshade assembly (3) is less than or equal to the depth of the lamp trough (2).

2. The lighting structure for an inner box according to claim 1, characterized in that: The lampshade assembly (3) comprises a fixing seat (31) connected to the lamp trough (2), a lampshade (32) connected to the fixing seat (31), and a lamp belt (33) connected to the lampshade (32).

3. The lighting structure for an inner box according to claim 2, characterized in that: A first extension portion (321) for fixing the light strip (33) is provided on the inner side of the lampshade (32); the cross-section of the first extension portion (321) is L-shaped; the first extension portion (321) is provided with two second cavities (322) enclosing the second cavities (322) for fixing the light strip (33); and the lampshade assembly (3) further comprises an adhesive member (34) connecting the lampshade (32) and the light trough (2).

4. The lighting structure for an inner box according to claim 2, characterized in that: The fixing seat (31) is provided with a first connection hole (311), and the lamp trough (2) is provided with a second connection hole (21). A fastener passes through the first connection hole (311) and the second connection hole (21) to securely connect the fixing seat (31) to the lamp trough (2). The two fixing seats (31) are respectively connected to two ends of the lampshade (32).

5. The lighting structure for an inner box according to claim 2, characterized in that: The fixing seat (31) is provided with a second extension portion (312) for fixing the lampshade (32) and an abutting portion (317) located on the second extension portion (312); the extension direction of the second extension portion (312) is parallel to the extension direction of the lampshade (32); the second extension portion (312) extends into the lampshade (32), and the abutting portion (317) abuts against the lampshade (32), so that the fixing seat (31) and the lampshade (32) are fixed.

6. The lighting structure for an inner box according to claim 2, characterized in that: The lampshade assembly (3) further comprises a decorative cover (35) connected to the fixing seat (31); a clamping portion (351) is provided on one side of the decorative cover (35); the fixing seat (31) is provided with a matching portion (313) matched with the clamping portion (351); the clamping portion (351) and the matching portion (313) are clamped to fix the decorative cover (35) to the fixing seat (31).

7. The lighting structure for an inner box according to claim 6, characterized in that: A first guide portion (352) is provided on one side of the decorative cover (35), and a limiting portion (314) is provided on one side of the fixing seat (31) and is connected to the first guide portion (352). The extension direction of the first guide portion (352) is opposite to the extension direction of the limiting portion (314).

8. The lighting structure for an inner box according to claim 7, characterized in that: A second guide portion (353) is provided on one side of the decorative cover (35), and a third extension portion (315) is provided on one side of the fixing seat (31). A limiting hole (316) is formed between the two third extension portions (315) and is connected to the second guide portion (353). The first guide portion (352), the limiting portion (314) and the third extension portion (315) are all provided with a guide surface (36).

9. The lighting structure for an inner box according to claim 6, characterized in that: The number of the clamping parts (351) is two, and the two clamping parts (351) are respectively located on opposite sides of the decorative cover (35); the number of the matching parts (313) is the same as the number of the clamping parts (351); the lamp trough (2) is provided at the open end of the inner box (4); the number of the lamp trough (2) is two, and the two lamp troughs (2) are respectively located on opposite sides of the inner box (4); and the number of the lampshade assemblies (3) is the same as the number of the lamp troughs (2).

10. A freezer, comprising a freezer body, characterized in that: The refrigerator body includes the lighting lamp structure applied to the inner box according to any one of claims 1 to 9.