Refrigerator door handle with high-strength plastic lining pipe

Abstract

The utility model discloses a high-strength refrigerator door handle with a plastic lining pipe. The high-strength refrigerator door handle comprises a refrigerator door, a groove, a handle body, a sliding structure, an adjusting structure, a fixing structure, an outer sleeve and the lining pipe. A groove is formed in one side of the box door, the handle is arranged in the groove, the sliding structure is arranged in the groove, the adjusting structure is arranged in the handle, the fixing structure is arranged in the sliding structure, an outer sleeve is arranged on the outer side of the handle, and a lining pipe is arranged in the outer sleeve in a nested mode. Compared with the prior art, the refrigerator door handle has the advantages that the position of the handle can be conveniently adjusted, the refrigerator door handle can be conveniently used by people with different heights, screws do not need to be used for fixing the refrigerator door handle, meanwhile, the outer sleeve and the inner lining pipe which are made of high-strength plastic materials form the consistent shrinkage rate, and the service life of the refrigerator door handle is prolonged. The defects that the shrinkage rates of the original aluminum alloy inner layer and the plastic outer layer are inconsistent due to temperature change, gaps are large, and attractiveness is affected are overcome.

Description

Technical Field

[0001] The utility model relates to the technical field of refrigerator door handles, in particular to a refrigerator door handle with a high-strength plastic inner lining tube. Background Art

[0002] Refrigerators have entered thousands of households and are essential for daily life. A refrigerator is a refrigeration device that maintains a constant low temperature and is also a household product that keeps food or other items in a constant low-temperature cold state. As an important part of the refrigerator, the refrigerator door is a crucial component for ensuring the internal temperature of the refrigerator. When using the refrigerator in daily life, a handle is usually needed to open the refrigerator door.

[0003] The patent document with the publication number CN214950080U discloses a refrigerator injection-molded door handle, which includes a plastic outer layer. The plastic outer layer constitutes the armrest part and the installation part of the refrigerator door handle. The plastic outer layer is connected with a metal inner layer. Threaded holes are provided at the left and right ends of the metal inner layer, and uniform bumps are provided at the middle armrest position of the plastic outer layer; the utility model utilizes the advantages of aluminum alloy material, such as light weight, small hardness,

[0004] small processing difficulty, easy bending, low price, etc. The aluminum alloy material is used as the inner layer of the refrigerator door handle, which is not only firm and strong, but also has low material procurement cost and saves costs. By screwing screws into the threaded holes of the refrigerator door handle on the inner side of the refrigerator door, the refrigerator door handle is fixed to the refrigerator. Finally, bumps are provided on the armrest part, which can increase the friction force, facilitate pulling the refrigerator door, and have a better grip feeling. It has the advantages of simple structure, low cost, and easy installation, but there are still defects in the prior art:

[0005] (1) In the prior art, the refrigerator door handle is fixedly connected to the refrigerator door, and it is not easy to disassemble and adjust the height position of the handle simply and quickly, resulting in easy damage to the handle during transportation, and it is also not easy to adapt to users of different heights.

[0006] (2) In the prior art, the refrigerator door handle is fixed to the refrigerator by screwing screws into the threaded holes of the refrigerator door handle on the inner side of the refrigerator door. The screws are exposed outside. Over time, the accumulation of dust and the inflow of liquid are likely to cause corrosion of the components. At the same time, when using aluminum alloy material as the inner layer of the refrigerator door handle, there are defects in difficult processing when arc bending is required, and the inner layer of aluminum alloy material is relatively heavy in mass and high in cost. The shrinkage rates of the aluminum alloy material inner layer and the plastic outer layer are inconsistent due to temperature changes, resulting in large gaps and affecting the appearance, making the manufacturing cost of the arc-shaped refrigerator door handle relatively high and the recycling rate relatively low. Summary of the Utility Model

[0007] The technical problem to be solved by the present utility model is to overcome the above-mentioned defects and provide a refrigerator door handle with a high-strength plastic inner lining tube.

[0008] To solve the above technical problem, the technical solution provided by the present utility model is: a refrigerator door handle with a high-strength plastic inner lining tube, including:

[0009] A door of the refrigerator, with a groove opened on one side of the door;

[0010] A handle, which is arranged inside the groove. A cavity one is provided at the front end inside the handle, and cavity two is provided on both the upper and lower sides inside the handle;

[0011] A sliding structure, which is arranged inside the groove. The sliding structure includes chutes opened on both sides of the inner wall of the groove. A slider is slidably connected inside the chute. The front surface of the slider is fixedly connected to the side of the handle close to the groove. Through holes one are opened on both sides of the slider, and the through holes one are communicated with the cavity two;

[0012] An adjusting structure, which is arranged inside the handle. The adjusting structure includes a through hole two opened on the side of the cavity one close to the groove. A pressing block is slidably connected inside the through hole two. A limiting plate is fixedly connected to the side of the pressing block away from the groove. A plurality of spring one are fixedly connected between the limiting plate and the inner wall of the cavity one on the side away from the pressing block. A rotating rod is rotatably connected to both sides of the middle part of the through hole one. A connecting rope is arranged on the outer side of the rotating rod. One end of the connecting rope is fixedly connected to the end of the limiting plate;

[0013] A fixing structure, which is arranged inside the sliding structure. The fixing structure includes a plurality of inserting grooves opened on both sides of the inner wall of the chute. Inserting blocks are slidably connected to both sides of the through hole one. Rectangular grooves are opened at the front and rear ends on both sides of the inner wall of the through hole one. Slide rods are fixedly connected to both sides of the inner wall of the rectangular groove. A sliding plate is slidably connected to the slide rods. The sliding plate is fixedly connected to the opposite side of the inserting block. Spring two is fixedly sleeved on the slide rods between the sliding plate and the inner wall of the rectangular groove. The opposite side of the inserting block is fixedly connected to one end of the connecting rope.

[0014] Further, an outer sleeve tube is provided on the outer side of the handle.

[0015] Further, an inner lining tube is nested inside the outer sleeve tube.

[0016] Further, both the outer sleeve tube and the inner lining tube are made of high-strength plastic materials.

[0017] The advantages of the present utility model compared with the prior art are as follows:

[0018] (1) In the present utility model, through the settings of the sliding structure, the adjusting structure and the fixing structure, the pressing block inside the handle drives the limiting plate to move and compress the first spring. The movement of the limiting plate drives the connecting rope to move around the rotating rod, and then drives the inserting blocks to approach each other. At this time, the inserting blocks slide in the rectangular groove and compress the second spring. After the inserting blocks are pulled out of the inserting slots, the handle can be adjusted in position. After adjusting the position, release the pressing block. Under the elastic action of the first spring and the second spring, the inserting blocks are inserted into new inserting slots, which can fix the position of the handle, thus facilitating the adjustment of the handle position and being convenient for people of different heights to use;

[0019] (2) In the present utility model, through the setting of the sliding structure, the handle slides inside the chute through the slider, and the position of the handle is fixed by the inserting blocks and the inserting slots. There is no need to use screws to fix the refrigerator door handle, avoiding the problem of inconvenient disassembly caused by screw corrosion. At the same time, the outer sleeve pipe and the inner lining pipe made of high-strength plastic material have the same shrinkage rate, overcoming the defects such as large gaps caused by inconsistent shrinkage rates of the inner layer of the original aluminum alloy material and the plastic outer layer due to temperature changes, which affects the appearance, and improving the practicability. Description of the Drawings

[0020] Figure 1 is a three-dimensional view of a refrigerator door handle with a high-strength plastic inner lining pipe of the present utility model.

[0021] Figure 2 is a side cross-sectional view of a refrigerator door handle with a high-strength plastic inner lining pipe of the present utility model.

[0022] Figure 3 is a front cross-sectional view of a refrigerator door handle with a high-strength plastic inner lining pipe of the present utility model.

[0023] Figure 4 is a top cross-sectional view of a refrigerator door handle with a high-strength plastic inner lining pipe of the present utility model.

[0024] Figure 5 is a Figure 3 magnified structure diagram at position A of a refrigerator door handle with a high-strength plastic inner lining pipe of the present utility model.

[0025] Figure 6 is a Figure 4 magnified structure diagram at position B of a refrigerator door handle with a high-strength plastic inner lining pipe of the present utility model.

[0026] Indications in the figure: 1. Door of the box; 2. Groove; 3. Handle; 31. First cavity; 32. Second cavity; 4. Sliding structure; 41. Slide groove; 42. Slide block; 43. First through hole; 5. Adjusting structure; 51. Second through hole; 52. Pressing block; 53. Limiting plate; 54. First spring; 55. Rotating rod; 56. Connecting rope; 6. Fixing structure; 61. Insertion slot; 62. Insertion block; 63. Rectangular groove; 64. Slide rod; 65. Slide plate; 66. Second spring; 7. Outer sleeve; 8. Inner lining tube. Detailed implementation mode

[0027] Here, the exemplary embodiments will be described in detail, and the examples are shown in the drawings. When the following description refers to the drawings, unless otherwise indicated, the same numbers in different drawings represent the same or similar elements. The implementation modes described in the following exemplary embodiments do not represent all implementation modes consistent with the present disclosure. On the contrary, they are only examples of devices consistent with some aspects of the present disclosure as detailed in the appended claims.

[0028] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the present utility model. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0029] As Figures 1 to 5 shown, this embodiment proposes a refrigerator door handle with a high-strength plastic inner lining tube, including a door 1 of the box. A groove 2 is opened on one side of the door 1 of the box. A handle 3 is arranged inside the groove 2. A first cavity 31 is arranged at the front end inside the handle 3. Second cavities 32 are arranged on the upper and lower sides inside the handle 3. Among them, the first cavity 31 communicates with the second cavities 32, and the overall structure is C-shaped. An outer sleeve 7 is arranged outside the handle 3. An inner lining tube 8 is nested inside the outer sleeve 7. Both the outer sleeve 7 and the inner lining tube 8 are made of high-strength plastic materials, so that the outer sleeve 7 and the inner lining tube 8 have the same shrinkage rate, overcoming the defects that the inner layer of the original aluminum alloy material and the plastic outer layer have a large gap due to inconsistent shrinkage rates caused by temperature changes, affecting the aesthetics, etc.

[0030] A sliding structure 4 is arranged inside the groove 2. The sliding structure 4 includes slide grooves 41 opened on both sides of the inner wall of the groove 2. Slide blocks 42 are slidably connected inside the slide grooves 41. The front surface of the slide block 42 is fixedly connected to the side of the handle 3 close to the groove 2. First through holes 43 are opened on both sides of the slide block 42. The first through holes 43 communicate with the second cavities 32. There is no need to use screws to fix the refrigerator door handle, avoiding the problem of inconvenient disassembly caused by screw corrosion.

[0031] The handle 3 is internally provided with an adjusting structure 5. The adjusting structure 5 includes a through hole two 51 opened on one side of the cavity one 31 close to the groove 2. A pressing block 52 is slidably connected in the through hole two 51. A limiting plate 53 is fixedly connected to the side of the pressing block 52 away from the groove 2. A plurality of first springs 54 are fixedly connected between the limiting plate 53 and the inner wall of the cavity one 31 on the side away from the pressing block 52. Rotating rods 55 are rotatably connected to both sides of the middle part of the through hole one 43. A connecting rope 56 is arranged on the outer side of the rotating rod 55. One end of the connecting rope 56 is fixedly connected to the end of the limiting plate 53. The length of the limiting plate 53 is greater than the length of the through hole two 51. The rotating rod 55 functions as a fixed pulley to facilitate guiding the moving direction of the connecting rope 56. By driving the limiting plate 53 to move and compress the first springs 54 with the pressing block 52, the movement of the limiting plate 53 can drive the connecting rope 56 to move around the rotating rod 55.

[0032] The sliding structure 4 is internally provided with a fixing structure 6. The fixing structure 6 includes a plurality of inserting grooves 61 opened on both sides of the inner wall of the sliding groove 41. Inserting blocks 62 are slidably connected to both sides of the through hole one 43. Rectangular grooves 63 are opened at the front and rear ends of both sides of the inner wall of the through hole one 43. Slide rods 64 are fixedly connected to both sides of the inner wall of the rectangular groove 63. A sliding plate 65 is slidably connected to the slide rods 64. The sliding plate 65 is fixedly connected to the opposite side of the inserting block 62. A second spring 66 is fixedly sleeved on the slide rods 64 between the sliding plate 65 and the inner wall of the rectangular groove 63. The opposite side of the inserting block 62 is fixedly connected to one end of the connecting rope 56. When the connecting rope 56 moves around the rotating rod 55, the inserting blocks 62 can be driven to approach each other. At this time, the inserting blocks 62 slide on the slide rods 64 in the rectangular groove 63 and compress the second spring 66. After the inserting blocks 62 are pulled out of the inserting grooves 61, the handle 3 can be adjusted in position.

[0033] When the present utility model is specifically implemented and in use, when it is necessary to adjust the using height of the handle 3, first press the pressing block 52 inside the handle 3, thereby driving the limiting plate 53 to move and compress the first springs 54. Thus, the limiting plate 53 drives the connecting rope 56 to move around the rotating rod 55, and then drives the inserting blocks 62 to approach each other. At this time, the inserting blocks 62 slide in the rectangular groove 63 and compress the second spring 66. After the inserting blocks 62 are pulled out of the inserting grooves 61, the handle 3 can slide inside the sliding groove 41 through the slider 42, thereby facilitating the adjustment of the position of the handle 3. After the position is adjusted, release the pressing block 52. Under the elastic action of the first spring 54 and the second spring 66, the inserting blocks 62 are inserted into new inserting grooves 61, and the position of the handle 3 can be fixed, thus facilitating the adjustment of the position of the handle 3 and being convenient for people of different heights to use. There is no need to use screws to fix the refrigerator door handle, improving the practicability.

[0034] Although embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A refrigerator door handle with a high-strength plastic inner lining tube, characterized in that: Including: A box door (1), with a groove (2) opened on one side of the box door (1); A handle (3), which is arranged inside the groove (2). There is a first cavity (31) at the front end inside the handle (3), and second cavities (32) are arranged on the upper and lower sides inside the handle (3); A sliding structure (4), which is arranged inside the groove (2). The sliding structure (4) includes chutes (41) opened on both sides of the inner wall of the groove (2). A slider (42) is slidably connected inside the chutes (41). The front surface of the slider (42) is fixedly connected to one side of the handle (3) close to the groove (2). Through holes one (43) are opened on both sides of the slider (42), and the through holes one (43) communicate with the second cavities (32); An adjusting structure (5), which is arranged inside the handle (3). The adjusting structure (5) includes a through hole two (51) opened on one side of the first cavity (31) close to the groove (2). A pressing block (52) is slidably connected inside the through hole two (51). A limiting plate (53) is fixedly connected to the side of the pressing block (52) away from the groove (2). A plurality of first springs (54) are fixedly connected between the limiting plate (53) and the inner wall of the first cavity (31) on the side away from the pressing block (52). Rotating rods (55) are rotatably connected to both sides of the middle of the through hole one (43). A connecting rope (56) is arranged on the outer side of the rotating rod (55). One end of the connecting rope (56) is fixedly connected to the end of the limiting plate (53); A fixing structure (6), which is arranged inside the sliding structure (4). The fixing structure (6) includes a plurality of inserting grooves (61) opened on both sides of the inner wall of the chute (41). Inserting blocks (62) are slidably connected to both sides of the through hole one (43). Rectangular grooves (63) are opened at the front and rear ends on both sides of the inner wall of the through hole one (43). Slide rods (64) are fixedly connected to both sides of the inner wall of the rectangular groove (63). A sliding plate (65) is slidably connected to the slide rods (64). The sliding plate (65) is fixedly connected to the opposite side of the inserting block (62). A second spring (66) is fixedly sleeved on the slide rods (64) between the sliding plate (65) and the inner wall of the rectangular groove (63). The opposite side of the inserting block (62) is fixedly connected to one end of the connecting rope (56).

2. The high-strength plastic inner-lined tube refrigerator door handle according to claim 1, characterized in that: An outer sleeve tube (7) is arranged on the outer side of the handle (3).

3. A high-strength plastic-lined tube refrigerator door handle according to claim 2, characterized in that: An inner lining tube (8) is nested inside the outer sleeve tube (7).

4. The high-strength plastic inner-lined tube refrigerator door handle according to claim 3, wherein: Both the outer sleeve tube (7) and the inner lining tube (8) are made of high-strength plastic materials.

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