CN212367741U

CN212367741U - Shell and household appliance

Info

Publication number: CN212367741U
Application number: CN202021621835.6U
Authority: CN
Inventors: 韦业军; 邓任飞; 林青辉; 刘璐
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-01-15
Anticipated expiration: 2030-08-06

Abstract

The utility model relates to a casing and electrical apparatus. The housing includes: the shell body and the screw column can form a threaded hole through self tapping; the screw post is arranged on the inner wall of the shell body. The shell can be applied to household appliances, for example, a sterilizing machine, a user can drive a self-tapping screw into the outer part of the shell until a screw rod of the self-tapping screw is driven into a screw column so as to form a screw hole in the screw column, and then the user can install the anti-falling chain on the outer wall of the appliance shell by adopting a fastener. Before the anti-chain-falling device is installed, the whole shell of the household appliance is closed, so that impurities in the external environment can be prevented from entering the inside of the household appliance in the transportation process of the household appliance, and the performance of the household appliance is prevented from being deteriorated; in addition, the shell can also solve the problem that in the prior art, due to the fact that the screw hole is formed in the shell wall, a user misunderstanding that the household appliance leaves the factory and fails to hit the screw can be solved, and after-sale abnormity can be avoided.

Description

Shell and household appliance

Technical Field

The utility model relates to the technical field of electrical apparatus, especially, relate to a casing and domestic appliance.

Background

According to the general requirements of household appliances, the appliance with the electric heating element needs to be repeatedly tested in a state that the inclination angle is increased to 15 degrees, and the whole appliance cannot be turned over in one or more directions, so that the existing household appliances are usually provided with the anti-falling chain on the shell of the household appliances. At present, a shell of a home appliance leaving a factory is generally provided with screw holes, and a user can install the anti-falling chain on the shell of the home appliance by using screws. However, in the transportation process of the electrical appliance, a part of impurities in the external environment enter the interior of the electrical appliance through the screw hole, which affects the performance of the electrical appliance.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model discloses to in the electrical apparatus transportation, it prevents inside the screw hole of chain fall entering to electrical apparatus to have partly impurity through being used for the installation among the external environment, provides a casing and domestic appliance, can reach the impurity of avoiding domestic appliance external environment in the transportation and get into the effect to domestic appliance's inside and can solve prior art and lead to the user misunderstanding domestic appliance to leave the factory because of being provided with the screw hole on the casing wall and leak the problem of beating the screw.

A housing, the housing comprising: the shell body and the screw column can form a threaded hole through self tapping;

the screw post sets up on the inner wall of casing body, the screw post with nailing region aligns.

In one embodiment, the screw column is provided with a nailing cavity, and the cavity wall of the nailing cavity can form a screw thread through self-tapping.

In one embodiment, one end of the nailing cavity penetrates through a free end face of the screw column far away from the nailing region.

In one embodiment, the outer wall of the shell body is further provided with a first indicating area, and the first indicating area is used for indicating that a self-tapping screw is driven into the screw column;

wherein the first indicator region is aligned with the screw post.

In one embodiment, the first indication area is provided with nailing grooves which are coaxially distributed with the screw columns.

In one embodiment, the aperture of the nailing groove gradually increases in a direction away from the screw post.

In one embodiment, the screw post is a hollow structure;

the distance between the bottom of the nailing groove and the inner cavity of the screw column is 0.5mm-1 mm.

In one embodiment, the outer wall of the shell body is further provided with a second identification area for indicating installation of the anti-falling chain, and the second identification area surrounds the center axis of the screw column.

In one embodiment, the second identification area is provided with a craft groove or/and a craft projection surrounding the central axis of the screw column.

The shell can be applied to household appliances, a user can drive in the self-tapping screw from the outside of the shell until the screw rod of the self-tapping screw is driven in the screw column to form a screw hole in the screw column, and then the user can install the anti-falling chain on the outer wall of the appliance shell by adopting the fastener, so that the universal requirement of the household appliances is met. Therefore, according to the shell, the screw column is arranged on the inner wall of the shell, and the shell of the household appliance is integrally closed before the anti-falling chain is arranged, so that impurities of the external environment can be prevented from entering the interior of the household appliance in the transportation process of the household appliance, and the performance of the household appliance is prevented from being deteriorated; in addition, the problem that in the prior art, due to the fact that the screw hole is formed in the shell wall, a user misunderstanding that the household appliance leaves the factory and fails to hit the screw can be solved.

A household appliance, comprising: the shell and the anti-falling chain of any one of the above parts;

the anti-falling chain is installed on the outer wall of the shell through a self-tapping screw, wherein a screw rod of the self-tapping screw penetrates through an installation hole of the anti-falling chain and is driven into a screw column of the shell.

As for the household appliance, a user can drive in the tapping screw to the nailing region of the shell until the screw rod of the tapping screw is driven in the screw column, so that a screw hole is formed in the screw column, and then the user can adopt the fastener to install the anti-falling chain on the outer wall of the appliance shell, so as to meet the general requirements of the household appliance. Therefore, according to the household appliance, the screw column is arranged on the inner wall of the shell, and the shell of the household appliance is integrally closed before the anti-falling chain is arranged, so that impurities of the external environment can be prevented from entering the interior of the household appliance in the transportation process of the household appliance, and the performance of the household appliance is prevented from being deteriorated; in addition, the problem that in the prior art, due to the fact that the screw hole is formed in the shell wall, a user misunderstanding that the household appliance leaves the factory and fails to hit the screw can be solved.

Drawings

Fig. 1 and 5 are schematic structural views of a rear half of a housing in front and rear directions according to an embodiment of the present invention;

FIG. 2 is an enlarged partial schematic view of FIG. 1 at A;

fig. 3 is a schematic cross-sectional view of a housing according to an embodiment of the present invention;

FIG. 4 is an enlarged partial schematic view of FIG. 3 at B;

FIG. 6 is an enlarged partial schematic view of FIG. 5 at C;

fig. 7 is a schematic view of a partial structure of a household appliance according to an embodiment of the present invention.

Wherein:

100-a housing;

110-a housing body;

110 a-nailing recess;

110 b-art groove;

120-screw post;

q-nailing cavity;

200-chain collapse prevention;

300-self-tapping screw.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element 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.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

In order to solve the above technical problem, an embodiment of the present invention provides a housing 100, as shown in fig. 1 to 7, the housing 100 includes: a housing body 110 and a screw post 120 whose inside may be formed with a screw hole by self-tapping; the screw post 120 is disposed on an inner wall of the case body 110. It will be appreciated that the portions of the housing body 110 that are aligned with the screw posts 120 may be self-tapping through the screw posts 120.

As an example, the case 100 may be applied to a home appliance, such as a sterilizer.

As an example, the screw post 120 and the portion of the housing body 110 aligned with the screw post 120 are both formed by injection molding, i.e., the material of the two may be plastic.

The housing 100 as described above can be applied to a household appliance, and a user can drive a tapping screw into the exterior of the housing 100 until the screw rod of the tapping screw is driven into the screw post 120 to form a screw hole in the screw post 120, so that the user can install the anti-falling chain 200 on the outer wall of the appliance housing 100 by using a fastener to meet the general requirements of the household appliance. It can be seen that, as the housing 100 and the screw column 120 are installed on the inner wall of the housing 100, before the anti-falling chain 200 is installed, the whole housing of the household appliance is closed, so that impurities in the external environment can be prevented from entering the inside of the household appliance during transportation of the household appliance, and the performance of the household appliance is prevented from being deteriorated; in addition, the problem that in the prior art, due to the fact that the screw holes are formed in the wall of the shell 100, a user misunderstanding that the household appliance leaves the factory and fails to make screws can be solved, and after-sale abnormity is avoided.

In some embodiments of the present invention, as shown in fig. 4, the screw post 120 has a nailing cavity Q, and the cavity wall of the nailing cavity Q may form a thread by self-tapping. Thus, the user can drive tapping screw 300 into screw post 120 with less effort.

In particular, in some embodiments of the present invention, as shown in fig. 2 and 4, one end of the nailing chamber Q extends through the free end surface of the screw post 120. Therefore, the mold used for injection molding of the screw post 120 and the housing body 110 can be conveniently and smoothly discharged. The free end surface of the screw post 120 refers to an end surface of the screw post 120 that is not connected to the housing body 110.

In some embodiments of the present invention, the outer wall of the housing body 110 further has a first indicating area, and the first indicating area is used for indicating that the tapping screw 300 is driven into the screw post 120; wherein the first indicator region is aligned with the screw post 120. When the household appliance is assembled, the user can drive the tapping screw 300 into the screw column 120 according to the indication of the first indication area, so that the user experience is enhanced.

Alternatively, the first indicator region may be printed with an indicator pattern, such as a circle or a pattern of self-tapping screws. Of course, the first indication area may also be provided with a plurality of grooves and/or a plurality of protrusions surrounding the central axis of the screw post 120. Of course, the first indication area may be provided with a groove or a protrusion which is arranged coaxially with the screw post 120. Preferably, as shown in fig. 4 and 6, in some embodiments of the present invention, the first indication area is provided with a nailing groove 110a coaxially distributed with the screw post 120. The nailing recess 110a is used to instruct the user to drive the tapping screw 300 into the nailing region. Wherein, the aperture of nailing recess 110a is crescent along the direction of keeping away from screw post 120, and the nailing recess 110a of this type of structure and self-tapping screw 300's head structure looks adaptation, so, can reduce to wait to prevent down after chain 200 installs to domestic appliance's casing 100, self-tapping screw 300 bulges domestic appliance's casing 100's height. Reducing the risk of tapping screw 300 scratching a user.

Further, in some embodiments of the present invention, as shown in fig. 2 and 4, the screw column 120 is a hollow structure; the distance H between the bottom of the nailing groove 110a and the inner cavity of the screw post 120 is 0.5mm-1mm, for example, the distance H between the bottom of the nailing groove 110a and the inner cavity of the screw post 120 may be 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm, etc. Thus, smooth injection molding of the mold can be ensured, and the risk of large-package screw columns 120 of the tapping screws 300 can be reduced.

In some embodiments of the present invention, the outer wall of the housing body 110 is further provided with a second identification region for indicating the installation of the anti-falling chain 200, and the second identification region surrounds the periphery of the central axis of the screw post 120. The second identification area is used to indicate for installing the fall prevention chain 200 at the nailing area.

Optionally, the second indicating area may be printed with an indicating pattern, such as a circle or a pattern of anti-fall chains 200. Of course, the second indicating area may be provided with a plurality of grooves and/or a plurality of protrusions around the central axis of the screw post 120. Preferably, as shown in fig. 4, in some embodiments of the present invention, the second identification region is disposed on the art groove 110b or/and art protrusion surrounding the central axis of the screw post 120. The art groove 110b or/and art projection is used to instruct the user to install the anti-reverse chain 200 at the nailing region. The art designing groove 110b is a ring structure or is formed by surrounding a plurality of protrusions, and the art designing protrusion is a ring structure or is formed by surrounding a plurality of grooves.

Another embodiment of the present invention provides a household appliance, as shown in fig. 7, the household appliance includes: the housing 100 and the anti-reverse chain 200 of any one of the above; the anti-reverse chain 200 is mounted on the outer wall of the case 100 by a tapping screw 300, wherein a screw of the tapping screw 300 is driven into the screw post 120 of the case 100 through a mounting hole of the anti-reverse chain 200.

As an example, the household appliance may be a sterilizer.

As described above, the user can drive the tapping screw into the exterior of the housing 100 until the screw rod of the tapping screw is driven into the screw post 120 to form a screw hole in the screw post 120, so that the user can install the anti-falling chain 200 on the outer wall of the housing 100 by using the fastening member to meet the general requirements of the household appliance. It can be seen that, as described above, the screw column 120 is installed on the inner wall of the casing 100, and then before the anti-falling chain 200 is installed, the casing of the household appliance is closed, so that impurities in the external environment can be prevented from entering the inside of the household appliance during transportation of the household appliance, and the performance of the household appliance is prevented from being deteriorated; in addition, the problem that in the prior art, due to the fact that the screw holes are formed in the wall of the shell 100, a user misunderstanding that the household appliance leaves the factory and fails to make screws can be solved, and after-sale abnormity is avoided.

Another embodiment of the present invention further provides a method for installing the anti-chain-collapse device 200 of the household electrical appliance, wherein the method comprises: a screw hole is self-tapping formed on the screw post 120 of the housing 100 of the home appliance using the tapping screw 300, and a screw of the tapping screw 300 is threadedly fixed into the screw hole to achieve the mounting of the anti-reverse chain 200 on the outer wall of the housing 100.

According to the installation method of the anti-reverse chain 200, a user can drive the tapping screw outside the casing 100 until the screw rod of the tapping screw 300 is driven into the screw column 120 to form a screw hole in the screw column 120, so that the user can install the anti-reverse chain 200 on the outer wall of the casing 100 of the household appliance by using the fastener to meet the general requirements of the household appliance. It can be seen that, according to the above-mentioned installation method, the screw column 120 is installed on the inner wall of the casing 100, and then before the anti-falling chain 200 is installed, the outer shell of the household appliance is closed, so that impurities in the external environment can be prevented from entering the inside of the household appliance during transportation of the household appliance, and the performance of the household appliance is prevented from being deteriorated; in addition, the problem that in the prior art, due to the fact that the screw holes are formed in the wall of the shell 100, a user misunderstanding that the household appliance leaves the factory and fails to make screws can be solved, and after-sale abnormity is avoided.

As an example, the installation method may specifically include: firstly, the tapping screw 300 is used for tapping on the screw column 120 of the casing 100 of the household appliance to form a threaded hole, then the tapping screw 300 is screwed out of the screw column 120, and then a screw rod of the tapping screw 300 sequentially penetrates through the mounting hole of the fall-prevention chain 200 and the nailing region of the casing body 110 to be screwed into the threaded hole of the screw column 120, so that the installation of the fall-prevention chain 200 on the outer wall of the casing 100 is realized.

As another example, the installation method may specifically include: the screw of the tapping screw 300 is driven into the screw post 120 through the mounting hole of the fall preventing chain 200 and the nailing region of the case body 110 in sequence, so that the fall preventing chain 200 is mounted on the outer wall of the case 100.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A housing, characterized in that the housing (100) comprises: the shell body (110) and a screw column (120) with a threaded hole formed inside through self-tapping;

the screw post (120) is disposed on an inner wall of the housing body (110).

2. The housing according to claim 1, wherein the screw post (120) has a nailing cavity (Q) thereon, and a cavity wall of the nailing cavity (Q) is formed with a thread by self-tapping.

3. The housing according to claim 2, characterized in that one end of the nailing chamber (Q) penetrates the free end face of the screw post (120).

4. The housing according to any one of claims 1 to 3, wherein the housing body (110) has a first indication region on an outer wall thereof for indicating driving of a tapping screw (300) into the screw post (120);

wherein the first indication area is aligned with the screw post (120).

5. The housing according to claim 4, wherein the first indication area is provided with nailing grooves (110a) coaxially distributed with the screw posts (120).

6. The housing according to claim 5, wherein the aperture of the nailing groove (110a) is gradually increased in a direction away from the screw post (120).

7. The housing according to claim 5, wherein the screw post (120) is a hollow structure;

the distance (H) between the bottom of the nailing groove (110a) and the inner cavity of the screw column (120) is 0.5mm-1 mm.

8. The shell according to any one of claims 1 to 3, wherein a second identification area for indicating installation of the anti-fall chain (200) is further arranged on the outer wall of the shell body (110), and the second identification area surrounds the center axis of the screw column (120).

9. The housing according to claim 8, wherein the second identification area is provided with a design groove (110b) and/or a design protrusion around the central axis of the screw post (120).

10. A household appliance, characterized in that it comprises: the housing (100) of any one of claims 1 to 9 and the anti-backup chain (200);

the anti-falling chain (200) is mounted on the outer wall of the shell (100) through a tapping screw (300), wherein a screw rod of the tapping screw (300) is driven into a screw column (120) of the shell (100) through a mounting hole of the anti-falling chain (200).