CN219783296U - Door frame assembly structure and disinfection cabinet - Google Patents

Abstract

The utility model discloses a door frame assembly structure and a disinfection cabinet, which include a shell with an inner cavity and a door frame. The inner cavity is provided with an opening. The inner wall of the inner cavity is provided with a bending piece. The bending piece is connected to the door frame. Intervals between the inner walls of the inner cavity form insertion slots; the peripheral edge of the door frame extends into the inner cavity through the opening and is inserted into the insertion slot, so that the door frame is sleeved on the peripheral edge of the opening . A disinfection cabinet includes a door panel and a door frame structure of the disinfection cabinet, and the door panel covers the opening of the housing. The utility model uses an insertion groove formed between the bending piece and the inner wall of the inner cavity, and the peripheral edge of the door frame is inserted into the insertion groove, thereby reducing the assembly gap.

Description

Door frame assembly structure and disinfection cabinet

Technical field

The utility model relates to the technical field of disinfection cabinets, and in particular to the door frame assembly structure of the disinfection cabinet and the disinfection cabinet.

Background technique

At present, disinfection cabinets generally have a door panel structure, which is used to cover the inner cavity structure of electrical appliances. Taking sterilization boxes, ovens, steamers, etc. as examples, a heating structure is generally set in the inner cavity of the box, and the door panel is used during heating. Seal the inner cavity. The main body of the existing box is made of metal material, and metal generally has thermal conductivity. In order to prevent the temperature of the door panel covering the opening from being too high, the door panel is usually assembled with a plastic door frame envelope around the opening. , reduce heat transfer to the door panel.

However, when the existing door frame is assembled with the opening position of the casing, because the size of the door frame and the opening position of the casing are difficult to control, it is easy to form a gap between the door frame and the opening position of the casing after assembly. Heat loss occurs.

Utility model content

In order to overcome the shortcomings of the prior art, one of the purposes of the present utility model is to improve a door frame assembly structure, which uses an insertion groove formed between the bending piece and the inner wall of the inner cavity, and the periphery of the door frame is inserted into the insertion groove. , reduce assembly clearance.

The second object of the present invention is to provide a disinfection cabinet in which the door frame used for assembling the door panel and the inner cavity of the housing are assembled in an inserting manner to reduce the assembly gap.

One of the purposes of this utility model is achieved by adopting the following technical solutions:

A door frame assembly structure includes a shell with an inner cavity and a door frame. The inner cavity is provided with an opening. A bending piece is provided on the inner wall of the inner cavity. The bending piece is spaced apart from the inner wall of the inner cavity to form an insert. groove; the peripheral edge of the door frame extends into the inner cavity through the opening and is inserted into the insertion groove, so that the door frame is sleeved on the peripheral edge of the opening.

Further, the housing includes an inner shell and an outer shell, and the inner cavity is formed in the outer shell; the inner shell is connected to the inner cavity of the outer shell and is spaced apart from the inner wall of the outer shell; the bending The piece is arranged on the inner wall of the housing and is spaced apart from the inner surface of the housing to form the insertion slot.

Further, the end surface of the door frame close to the opening is provided with an inserting piece and a supporting piece, and the inserting piece and the supporting piece both extend along the circumferential direction of the door frame; the inserting piece is used for inserting into the insertion slot, and the supporting piece is used to abut against the inner layer of the inner shell after the insertion piece is inserted into the insertion slot.

Furthermore, the inner shell has a folding edge that is folded toward the outer shell, and the folding edge abuts against the bending piece.

Furthermore, the bending pieces are provided at the top and bottom ends of the inner cavity; and the bending pieces are provided at both sides of the inner cavity.

Further, the housing is made of metal, and the door frame is made of plastic.

The second purpose of this utility model is achieved by adopting the following technical solutions:

A disinfection cabinet includes a door panel and a door frame structure of the disinfection cabinet, and the door panel covers the opening of the housing.

Furthermore, a handheld recess is provided at the top of the door panel.

Compared with the existing technology, the beneficial effect of the present utility model is that after the periphery of the door frame is inserted into the insertion groove, the door frame is restricted by the insertion groove, and the periphery of the door frame is formed by the bending piece and the door frame. The inner wall is limited to reduce the assembly gap formed by the opening position of the door frame and the shell. The assembly structure of the door frame is stable, that is, the assembly of the door frame only needs to extend the periphery of the door frame into the insertion slot. There is no need for complete size matching, which reduces Assembly difficulty.

Description of the drawings

Figure 1 is a schematic structural diagram of the utility model;

Figure 2 is a cross-sectional view of the utility model;

Figure 3 is an enlarged structural diagram of point A in Figure 2;

Figure 4 is a schematic structural diagram of the housing of the present utility model;

Figure 5 is a schematic structural diagram of the disinfection cabinet of the present utility model.

In the picture: 10. Shell; 11. Inner cavity; 111. Bending piece; 112. Insert slot; 12. Shell; 13. Inner shell; 131. Folded edge; 20. Door frame; 21. Insert piece; 22. Supporting piece; 30. Door panel; 31. Handheld recess.

Detailed ways

Below, the utility model will be further described with reference to the accompanying drawings and specific implementation modes:

In the description of the present utility model, it should be noted that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal" and "top" The orientations or positional relationships indicated by "bottom", "inner", "outer", etc. are based on the orientations or positional relationships shown in the drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply what is meant. Devices or components must have a specific orientation, be constructed and operate in a specific orientation and therefore are not to be construed as limitations of the invention.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field to which the invention belongs. The terms used in the description of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention.

Example 1,

As shown in Figures 1-4, a door frame assembly structure includes a housing 10 and a door frame 20. The housing 10 is provided with an inner cavity 11, and the inner cavity 11 has an opening. The above-mentioned door frame 20 can be arranged around the periphery of the opening. Specifically, a bending piece 111 can be provided on the inner wall of the inner cavity 11. The bending piece 111 can be bent from the inside of the inner cavity 11 toward the opening side and connected with the inner wall. The inner wall of the cavity 11 is spaced to form insertion slots 112. When the door frame 20 is assembled with the edge of the opening, the edge of the door frame 20 extends into the inner cavity 11 through the opening and is inserted into the insertion slot 112, so that the door frame 20 is assembled. around the opening.

Based on the above structure, when using the door frame assembly structure of the present invention, when assembling the door frame 20, the periphery of the door frame 20 can be inserted into the insertion groove 112 formed by bending the inner wall of the inner cavity 11 toward the opening. Therefore, after the peripheral edge of the door frame 20 is inserted into the insertion slot 112, the door frame 20 is restricted by the insertion slot 112, and the peripheral edge of the door frame 20 is limited by the bending piece 111 and the inner wall of the door frame 20 , reducing the assembly gap formed by the opening position of the door frame 20 and the housing 10, and the assembly structure of the door frame 20 is stable, that is, the assembly of the door frame 20 only needs to extend the peripheral edge of the door frame 20 into the insertion slot 112, without complete size matching. , reduce the difficulty of assembly.

It should be noted that the casing 10 in this embodiment is made of metal, and the door frame 20 is made of plastic. On the basis that this structure is used in electrical appliances such as disinfection cabinets, ovens or steamers, the interior of the casing 10 A heating structure is provided for heating. In order to prevent heat from being transferred to the door panel 30 through the opening edge of the inner cavity 11, a plastic door frame 20 structure can be provided around the opening edge to reduce burns or heat transfer to the door panel 30.

Of course, the above-mentioned bending piece can be integrally formed on the casing and bent using a bending process.

Further, the above-mentioned housing 10 includes an inner shell 13 and an outer shell 12. The inner cavity 11 is formed in the outer shell 12. The inner shell 13 is connected to the inner cavity 11 of the outer shell 12. The inner shell 13 is spaced apart from the inner wall of the outer shell 12; The bending piece 111 is provided on the inner wall of the casing 12 and forms an insertion slot 112 spaced apart from the inner surface of the casing 12. When the door frame 20 is assembled, the periphery of the door frame 20 can be inserted into the insertion slot 112, located on the casing 12 and the inner shell 13. In addition, the housing 10 is formed of a double-layer structure of an outer shell 12 and an inner shell 13. The outer shell 12 and the inner shell 13 are spaced apart. The spaced cavity structure can slow down the dissipation of internal heat.

Furthermore, the end surface of the door frame 20 close to the opening is provided with an inserting piece 21 and a supporting piece 22. The inserting piece 21 and the supporting piece 22 both extend along the circumferential direction of the door frame 20. During assembly, the inserting piece 21 can be inserted. It is installed into the insertion slot 112, and the supporting piece 22 abuts against the inner layer of the inner shell 13 after the insertion piece 21 is inserted into the insertion slot 112. That is, the inner shell 13 and the outer shell 12 of the shell 10 are located in the opening. The position can be sealed by the door frame 20, the insertion piece 21 is inserted into the insertion slot 112 between the bending piece 111 at the opening position and the inner surface of the shell 12, and the supporting piece 22 of the door frame 20 can be against the inside The inner layer of the shell 13, the opening positions of the outer shell 12 and the inner shell 13 can be internally and externally limited by the insertion piece 21 and the supporting piece 22, and the openings can be closed and sealed.

Furthermore, the inner shell 13 may also have a folded edge 131 that is folded toward the outer shell 12. After the inner shell 13 is assembled into the inner cavity 11 of the outer shell 12, the folded edge of the inner shell 13 can be against the folded edge of the outer shell 12. On the bent piece 111, the folded edge can limit the looseness of the inner shell 13 in the outer shell 12, making the assembly structure more stable.

Furthermore, bending pieces 111 are provided at the top and bottom ends of the inner cavity 11 , and bending pieces 111 are provided on both sides of the inner cavity 11 , that is, when the door frame 20 is assembled to the opening position of the housing 10 , the upper, lower, left and right sides of the door frame 20 can be limited and assembled by the insertion groove 112 between the bending piece 111 and the inner wall of the inner cavity 11, so that the assembly structure is more stable.

Example 2,

A disinfection cabinet as shown in Figures 1-5 includes a door panel 30 and a door frame 20 structure of the disinfection cabinet in the above-mentioned Embodiment 1. The door panel 30 is covered with the opening of the housing 10. Since in this embodiment The disinfection cabinet adopts the door frame 20 structure of the disinfection cabinet in the above-mentioned embodiment 1. When the door frame 20 is assembled, the periphery of the door frame 20 can be inserted into the insertion slot 112 formed by bending the inner wall of the inner cavity 11 toward the opening. Therefore, after the peripheral edge of the door frame 20 is inserted into the insertion slot 112, the door frame 20 is restricted by the insertion slot 112, and the peripheral edge of the door frame 20 is limited by the bending piece 111 and the inner wall of the door frame 20 , reducing the assembly gap formed by the opening position of the door frame 20 and the housing 10, and the assembly structure of the door frame 20 is stable, that is, the assembly of the door frame 20 only needs to extend the peripheral edge of the door frame 20 into the insertion slot 112, without complete size matching. , reduce the difficulty of assembly.

During disinfection, structures such as heating or ultraviolet lamps can be installed in the inner cavity of the housing. The items to be disinfected are placed in the inner cavity of the housing, and then the door panel is closed, and disinfection can be carried out in the inner cavity.

Furthermore, in order to facilitate the opening and closing of the door panel 30 on the housing 10, a handheld recess 31 can be provided at the top of the door panel 30. The user can extend into the handheld recess 31 and operate the door panel 30.

Of course, the above-mentioned door panel 30 can be hingedly opened and closed through the hinge structure and the housing 10 in the prior art, and can be opened and closed in a pull-out manner.

For those skilled in the art, various other corresponding changes and deformations can be made based on the technical solutions and concepts described above, and all these changes and deformations should fall within the protection scope of the claims of the present invention.

Claims (8)

1. A door frame assembly structure, characterized in that it includes a shell with an inner cavity and a door frame. The inner cavity is provided with an opening. The inner wall of the inner cavity is provided with a bending piece. The bending piece is in contact with the inner cavity. The inner wall is spaced to form an insertion slot; the peripheral edge of the door frame extends into the inner cavity through the opening and is inserted into the insertion slot, so that the door frame is sleeved on the peripheral edge of the opening. 2. The door frame assembly structure according to claim 1, wherein the housing includes an inner shell and an outer shell, the inner cavity is formed in the outer shell; the inner shell is connected to the inner part of the outer shell. The bending piece is arranged on the inner wall of the housing and spaced apart from the inner surface of the housing to form the insertion slot. 3. The door frame assembly structure according to claim 2, characterized in that, the end surface of the door frame close to the opening is provided with an inserting piece and a supporting piece, and the inserting piece and the supporting piece are along the door frame. circumferential extension; the insertion piece is used to be inserted into the insertion slot, and the supporting piece is used to abut against the inner shell after the insertion piece is inserted into the insertion slot inner layer. 4. The door frame assembly structure of claim 2, wherein the inner shell has a folding edge that is folded toward the outer shell, and the folding edge abuts against the bending piece. 5. The door frame assembly structure according to claim 1, wherein the bending pieces are provided at the top and bottom ends of the inner cavity; and the bending pieces are provided at both sides of the inner cavity. . 6. The door frame assembly structure of claim 1, wherein the housing is made of metal and the door frame is made of plastic. 7. A disinfection cabinet, comprising a door panel and a door frame structure of the disinfection cabinet according to any one of claims 1 to 6, characterized in that the door panel covers the opening of the housing. 8. The disinfection cabinet according to claim 7, wherein a handheld recess is provided at the top of the door panel.