CN220139888U - Shell assembly and liquid crystal display device - Google Patents

Abstract

The utility model discloses a shell assembly and liquid crystal display equipment, which comprises a rear shell and a back plate, wherein a first abutting part, a tongue inserting piece, a clamping piece and a second abutting part are arranged on one side of the rear shell, which faces to the back plate; a first protruding part, a tongue inserting hole, a buckling hole and a second protruding part are arranged on one side of the back plate, which faces the rear shell; when the rear shell rotates by a first angle by taking the first abutting point of the first abutting part and the first protruding part as an axis until the second abutting part and the second protruding part mutually abut, and the rear shell translates for a first stroke in the direction away from the second protruding part under the reaction force of the second protruding part, the tongue inserting piece is inserted into and connected with the tongue inserting hole, and the buckling piece is buckled and connected with the buckling hole. The utility model optimizes the shell component of the liquid crystal display device, so that the appearance is concise and attractive, and the assembly efficiency can be effectively improved.

Description

Shell assembly and liquid crystal display device

Technical Field

The utility model relates to the technical field of display equipment, in particular to a shell assembly and liquid crystal display equipment.

Background

As an indispensable part of household articles, a liquid crystal display device such as a television is one of the main considerations of consumers' shopping, not only its performance but also its appearance. The back shell and the back plate in the shell component of the common liquid crystal display device are locked by bolts, so that a plurality of screw holes exist on the surface of the back shell of the liquid crystal display device, and the attractive appearance and the simplicity of the liquid crystal display device are affected. Meanwhile, in the assembly process, an operator needs to lock the screws on the rear shell and the back plate in sequence, so that the assembly efficiency of the liquid crystal display device is reduced.

Disclosure of Invention

The utility model mainly aims to provide a shell assembly and liquid crystal display equipment, and aims to optimize a connection structure of a rear shell and a back plate in the shell assembly of the liquid crystal display equipment, so that the appearance is concise and attractive, and the assembly efficiency can be effectively improved.

In order to achieve the above-mentioned purpose, the present utility model proposes a housing assembly, including a back shell and a back plate, wherein a first abutting portion, a tongue insertion member, a buckle member and a second abutting portion are sequentially disposed on a side of the back shell facing the back plate from top to bottom; a first protruding part, a tongue inserting hole, a buckling hole and a second protruding part are sequentially arranged on one side of the back plate, which faces the back shell, from top to bottom, wherein the first protruding part is used for being abutted against the first abutting part, and the second protruding part is used for being abutted against the second abutting part; when the rear shell rotates by a first angle alpha by taking the first abutting point of the first abutting part and the first protruding part as an axis until the second abutting part and the second protruding part mutually abut, and the rear shell translates for a first stroke x in the direction away from the second protruding part under the reaction force of the second protruding part, the tongue inserting piece is connected with the tongue inserting hole in an inserting way, and the buckling piece is connected with the buckling hole in a buckling way.

Optionally, the first abutting portion and the second abutting portion are respectively located at an upper edge and a lower edge of the rear shell, the tongue inserting piece is located at a side close to the first abutting portion, and the fastening piece is located at a side close to the second abutting portion.

Optionally, the first angle α is 25 ° to 35 °.

Optionally, the opening direction of the tongue inserting hole faces the second protruding portion, and the tongue inserting amount z between the tongue inserting piece and the tongue inserting hole is 3-5 mm.

Optionally, the first stroke x is a sum of the tongue inserting amount z and a compensation amount, wherein the compensation amount is 0.7-1 mm.

Optionally, the rear shell is made of an elastically deformable material; when the position of the first abutting part away from the tongue inserting piece is extruded by an external force towards the second protruding part, the rear shell is elastically deformed, so that the tongue inserting piece is displaced towards the second protruding part by a second stroke y, wherein the second stroke y is larger than the tongue inserting amount z, and the tongue inserting piece is released from the insertion connection with the tongue inserting hole; and then rotating the second convex part by a second angle beta with a second abutting point of the second abutting part and the second convex part as an axis until the buckling piece releases the buckling connection with the buckling hole.

Optionally, the rear shell comprises at least two tongue inserting pieces which are symmetrically arranged at the left side and the right side of the rear shell; and/or the rear shell comprises at least two buckling pieces, wherein the at least two buckling pieces are symmetrically arranged on the left side and the right side of the rear shell.

Optionally, the tongue insert includes a first inclined surface, the tongue hole includes a second inclined surface, and the first inclined surface is in fit with the second inclined surface.

Optionally, the fastener includes a first mating member provided with a recess, the recess facing the second protrusion; the inside in buckle hole is equipped with the second cooperation piece, just the second cooperation piece with concave-convex cooperation of depressed part.

In order to achieve the above object, the present utility model provides a liquid crystal display device including the above housing assembly.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model is characterized in that a first abutting part, a tongue inserting piece, a buckling piece and a second abutting part are arranged on the rear shell, and a first protruding part, a tongue inserting hole, a buckling hole and a second protruding part are correspondingly arranged on the back plate. In the assembly process of the rear shell and the backboard, the rear shell is rotated by a first angle alpha by taking a first abutting point of the first abutting part and the first protruding part as an axis until the second abutting part and the second protruding part are mutually abutted; and then the rear shell translates the first travel x in the direction away from the second protruding part under the reaction force of the second protruding part, so that the tongue inserting piece is inserted into and connected with the tongue inserting hole, and the buckling piece is buckled and connected with the buckling hole, thereby completing the assembly between the rear shell and the backboard. The whole assembly process is simple in steps, and the assembly efficiency of the rear shell and the backboard is effectively improved. Meanwhile, the back shell and the backboard in the shell assembly of the liquid crystal display device are optimized due to the fact that the back shell and the backboard are not required to be fixed through screws in the assembly process, and therefore a plurality of screw holes are not required to be formed in the surface of the back shell, and the appearance is concise and attractive.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a housing assembly according to an embodiment of the present utility model;

FIG. 2 is a schematic view of an exploded view of an embodiment of a housing assembly according to the present utility model;

FIG. 3 is a schematic view of the rear housing of an embodiment of the housing assembly according to the present utility model;

FIG. 4 is a schematic view of an assembly process according to an embodiment of the housing assembly of the present utility model;

FIG. 5 is a schematic view of the structure of the tongue insert and the tongue hole during assembly of the housing assembly according to an embodiment of the present utility model (left view is not inserted, right view is inserted);

FIG. 6 is a schematic view of a disassembly process in an embodiment of a housing assembly according to the present utility model;

FIG. 7 is a schematic cross-sectional view of a disassembly process (left side is before elastic deformation, right side is after elastic deformation) of a housing assembly according to an embodiment of the present utility model (black arrows indicate pressing positions and directions);

FIG. 8 is an enlarged view of a portion of FIG. 7 at A;

fig. 9 is a schematic cross-sectional view illustrating a disassembly process according to an embodiment of the housing assembly of the present utility model.

The names of the components marked in the figures are as follows:

the achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the present utility model will be made more fully hereinafter with reference to the accompanying drawings, in which it is shown, however, some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In addition, it should be noted that, if there is a directional indication (such as up, down, left, right, front, and rear … …) in the embodiment of the present utility model, the directional indication is merely used to explain the relative positional relationship, movement condition, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is correspondingly changed.

Furthermore, it should be noted that the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The embodiment discloses a shell assembly, referring to fig. 1-9, which comprises a rear shell 1 and a back plate 2, wherein a first abutting part 3, a tongue inserting piece 4, a clamping piece 5 and a second abutting part 6 are sequentially arranged on one side of the rear shell 1 facing the back plate 2 from top to bottom; the back plate 2 is provided with a first protruding part 7, a tongue inserting hole 8, a buckling hole 9 and a second protruding part 10 from top to bottom in sequence on one side of the back plate 1, wherein the first protruding part 7 is used for being abutted against the first abutting part 3, and the first protruding part 7 is fixedly connected with the back plate 2 to serve as a back plate rib of the back plate 2; the second protruding portion 10 is configured to abut against the second abutting portion 6, where, since a plurality of electronic components are further disposed at the bottom of the back plate 2, the second protruding portion 10 can be detachably connected to the back plate 2, so as to facilitate assembly and disassembly of the electronic components; when the rear shell 1 rotates by a first angle α with the first contact point 301 between the first contact portion 3 and the first protruding portion 7 as an axis until the second contact portion 6 and the second protruding portion 10 contact each other, and translates by a first stroke x in a direction away from the second protruding portion 10 under a reaction force of the second protruding portion 10, the tongue piece 4 is inserted into and connected with the tongue hole 8, and the fastening piece 5 is fastened and connected with the fastening hole 9.

In this embodiment, the first abutting portion 3, the tongue piece 4, the fastening piece 5 and the second abutting portion 6 are provided on the rear case 1, and the first protruding portion 7, the tongue hole 8, the fastening hole 9 and the second protruding portion 10 are provided on the back plate 2, respectively. In the assembly process of the rear shell 1 and the back plate 2, the rear shell 1 is rotated by a first angle alpha with a first abutting point 301 of the first abutting part 3 and the first protruding part 7 as an axis until the second abutting part 6 and the second protruding part 10 are abutted with each other; subsequently, the rear shell 1 translates the first travel x away from the second protruding portion 10 under the reaction force of the second protruding portion 10, so that the tongue piece 4 is inserted into the tongue hole 8 and the buckle piece 5 is buckled with the buckle hole 9, thereby completing the assembly between the rear shell 1 and the back plate 2. The whole assembly process is simple in steps, and the assembly efficiency of the rear shell 1 and the backboard 2 is effectively improved. Meanwhile, the fixing is not needed by using screws in the assembly process, so that a plurality of screw holes are not needed to be arranged on the surface of the rear shell 1, the connection structure of the rear shell 1 and the backboard 2 of the liquid crystal display device is optimized, and the appearance is concise and attractive.

Specifically, referring to fig. 4-5, during the assembly process, the motion of the rear casing 1 is divided into two stages, the motion of the first stage is rotational motion, as shown by arrow 1 in fig. 4, and the pile length assembly initial state of the rear casing 1 is rotated by a first angle α through simulation calculation, wherein the first angle α is 25-35 °; when the rear shell 1 rotates to the first preset angle, the tongue piece 4 is not inserted into the tongue hole 8, as shown in the left diagram of fig. 5, at this time, the second abutting part 6 of the rear shell 1 interferes with the second protruding part 10 of the back plate 2, and the rear shell 1 undergoes a second stage motion due to the reaction force of the second protruding part 10, that is, the rear shell 1 translates in the direction away from the second protruding part 10 by the first stroke x, as shown by the arrow 2 of fig. 4, and in this process, the tongue piece 4 is synchronously inserted into the tongue hole 8, as shown in the right diagram of fig. 5; simultaneously, the buckling piece 5 is inserted into the buckling hole 9 in a proper way to complete buckling connection between the two.

Further, the rear shell 1 is made of an elastically deformable material, such as a plastic material; when the first abutting part 3 is pressed by an external force towards the second protruding part 10 at a position far away from the tongue piece 4, the rear shell 1 is elastically deformed, so that the tongue piece 4 is displaced towards the second protruding part 10 by a second stroke y, wherein the second stroke y is larger than the tongue amount z, and the tongue piece 4 is released from the insertion connection with the tongue hole 8; then, the second abutting portion 6 and the second abutting point 601 of the second protruding portion 10 are used as axes to rotate by a second angle beta until the buckling piece 5 is released from buckling connection with the buckling hole 9. So set up, the purpose of above-mentioned structure setting is mainly directed to the dismantlement between backshell 1 and backplate 2, wherein dismantlement process is equivalent to the reverse process of assembly process.

Specifically, as described with reference to fig. 6 to 8, by pressing the first abutment portion 3 toward the second projection portion 10 away from the tongue piece 4, the rear case 1 is elastically deformed as shown in fig. 7, and the tongue piece 4 is withdrawn from the tongue hole 8 as shown in fig. 8, that is, the inserted connection state of the tongue piece 4 and the tongue hole 8 is released. Then, as shown by arrow 1 in fig. 6, the second abutting portion 6 and the second abutting point 601 of the second protruding portion 10 are used as axes to rotate by a second angle β, and through simulation calculation, when the rotation angle reaches a second preset angle, the fastening piece 5 releases the fastening connection with the fastening hole 9, as shown in fig. 9, so as to complete the disassembly between the rear shell 1 and the back plate 2. The whole disassembly process is quick and simple, and no extra tools such as screwdrivers and the like are needed, so that the disassembly efficiency of the rear shell 1 and the backboard 2 is effectively improved.

Meanwhile, in order to ensure that the tongue piece 4 is elastically deformed enough to be separated from the tongue hole 8, and the whole rotation amplitude of the rear housing 1 is large enough when the rear housing is rotated around the first abutting point and the second abutting point, the first abutting portion 3 and the second abutting portion 6 can be respectively positioned at the upper edge and the lower edge of the rear housing 1 in specific design, the tongue piece 4 is positioned at one side close to the first abutting portion 3, and the buckle piece 5 is positioned at one side close to the second abutting portion 6.

In order to ensure that the tongue piece 4 is not easily removed from the tongue hole 8 even if the first contact portion 3 is unintentionally pressed by an external force toward the second protruding portion 10 without a detachment intention, screw holes may be provided on both the left and right sides of the rear case 1, and the rear case 1 and the rear plate 2 may be fixed to each other by the fixing action of the screws, so that the fixing action exerted by the combination of the tongue piece 4 and the tongue hole 8 is ensured. It should be noted that the screw hole herein is not necessarily an indispensable existence of measures to be taken to optimize the technical solution of the present utility model, and therefore, does not conflict with the technical problem to be solved by the present utility model (the appearance is made compact and beautiful by reducing the screw hole).

Further, the opening direction of the tongue hole 8 faces the second protrusion 10, and the tongue insertion amount z between the tongue piece 4 and the tongue hole 8 is 3 to 5mm. By specifying the amount of the tongue between the tongue piece 4 and the tongue hole 8, the tongue piece 4 is prevented from easily coming off the tongue hole 8 after the rear case 1 receives an impact. At the same time, the opening direction of the insert tongue hole 8 is designed to face the second protruding part 10, so that the insert tongue piece 4 can be smoothly inserted into the insert tongue hole 8 in the process of translating the rear shell 1 in the direction away from the second protruding part 10.

Further, the first stroke x is the sum of the tongue inserting amount z and the compensation amount, wherein the compensation amount is 0.7-1 mm. By specifying the first stroke x, that is, the first stroke x is greater than the tongue insertion amount z, the tongue insertion piece 4 can be completely inserted into the tongue insertion hole 8 in the process of translating the rear shell 1 away from the second protruding portion 10 under the reaction force of the second protruding portion 10, and effective connection between the tongue insertion piece 4 and the tongue insertion hole 8 is ensured.

Further, the rear shell comprises at least two tongue inserting pieces 4, wherein the at least two tongue inserting pieces 4 are symmetrically arranged on the left side and the right side of the rear shell 1; and/or, the rear shell comprises at least two buckling pieces 5, and the at least two buckling pieces 5 are symmetrically arranged on the left side and the right side of the rear shell 1. Note that, since the tongue hole 8 and the latch hole 9 are designed to be matched with the tongue piece 4 and the latch piece 5, when a plurality of tongue pieces 4 and latch pieces 5 are provided, the tongue hole 8 and the latch hole 9 need to be designed to be corresponding to each other. By providing a plurality of tongue members 4 and snap members 5, the connection quality between the rear case 1 and the back plate 2 is ensured.

Further, the tongue piece 4 includes a first inclined surface 401, and the tongue hole 8 includes a second inclined surface 801, where the first inclined surface 401 is fit with the second inclined surface 801. By means of the arrangement, the first inclined surface 401 and the second inclined surface 801 enable the insertion of the tongue piece 4 along the inclined surfaces of the tongue piece 4 and the tongue hole 8 in the process of inserting the tongue piece 4 into the tongue hole 8, the purpose of insertion guiding is achieved, and therefore the insertion efficiency between the tongue piece 4 and the tongue hole 8 is improved.

Further, the buckle 5 includes a first mating member 501 provided with a recess 502, and the recess 502 faces the second protrusion 10; the second matching piece 901 is arranged in the buckling hole 9, and the second matching piece 901 is matched with the concave part 502 in a concave-convex mode. So set up, when buckle spare 5 carries out the buckle with buckle hole 9, with second mating part 901 sunken to in the depressed part 502 of first mating part 501 to reach the purpose of buckle spare 5 and the mutual buckle in buckle hole 9, simple structure practicality is strong.

The embodiment also discloses a liquid crystal display device, which comprises the shell assembly of the embodiment. The liquid crystal display device adopts all the technical schemes of all the embodiments, so that the liquid crystal display device has at least all the beneficial effects brought by the technical schemes of the embodiments, and the detailed description is omitted.

It should be noted that, the housing assembly and other contents of the liquid crystal display device disclosed in the present utility model are related art, and are not described herein again.

The foregoing is merely an alternative embodiment of the present utility model, and is not intended to limit the scope of the present utility model, and all applications of the present utility model directly/indirectly in other related technical fields are included in the scope of the present utility model.

Claims (10)

1. A housing assembly comprising a rear shell and a back plate, characterized in that: the rear shell is provided with a first abutting part, a tongue inserting piece, a clamping piece and a second abutting part from top to bottom in sequence on one side facing the back plate; a first protruding part, a tongue inserting hole, a buckling hole and a second protruding part are sequentially arranged on one side of the back plate, which faces the back shell, from top to bottom, wherein the first protruding part is used for being abutted against the first abutting part, and the second protruding part is used for being abutted against the second abutting part; when the rear shell rotates by a first angle by taking the first abutting point of the first abutting part and the first protruding part as an axis until the second abutting part and the second protruding part mutually abut, and the rear shell translates for a first stroke in the direction away from the second protruding part under the reaction force of the second protruding part, the tongue inserting piece is inserted into and connected with the tongue inserting hole, and the buckling piece is buckled and connected with the buckling hole.

2. The housing assembly of claim 1, wherein: the first abutting part and the second abutting part are respectively positioned at the upper edge and the lower edge of the rear shell, the tongue inserting piece is positioned at one side close to the first abutting part, and the buckling piece is positioned at one side close to the second abutting part.

3. The housing assembly of claim 1, wherein: the first angle is 25-35 degrees.

4. The housing assembly of claim 1, wherein: the opening direction of the tongue inserting hole faces to the second protruding portion, and the tongue inserting amount between the tongue inserting piece and the tongue inserting hole is 3-5 mm.

5. The housing assembly of claim 4, wherein: the first stroke is the sum of the tongue inserting amount and the compensation amount, wherein the compensation amount is 0.7-1 mm.

6. The housing assembly of claim 4, wherein: the rear shell is made of an elastically deformable material; when the position of the first abutting part away from the tongue inserting piece is extruded by an external force towards the second protruding part, the rear shell is elastically deformed, so that the tongue inserting piece is displaced towards the second protruding part by a second stroke, wherein the second stroke is larger than the tongue inserting amount, and the tongue inserting piece is released from the insertion connection with the tongue inserting hole; and then rotating the second convex part by a second angle with the second abutting point of the second abutting part and the second convex part as an axis until the buckling piece releases the buckling connection with the buckling hole.

7. The housing assembly of claim 1, wherein: the rear shell comprises at least two tongue inserting pieces, wherein the at least two tongue inserting pieces are symmetrically arranged on the left side and the right side of the rear shell; and/or the rear shell comprises at least two buckling pieces, wherein the at least two buckling pieces are symmetrically arranged on the left side and the right side of the rear shell.

8. The housing assembly of claim 1, wherein: the tongue inserting piece comprises a first inclined plane, the tongue inserting hole comprises a second inclined plane, and the first inclined plane is in fit with the second inclined plane.

9. The housing assembly of claim 1, wherein: the clamping piece comprises a first matching piece provided with a concave part, and the concave part faces the second convex part; the inside in buckle hole is equipped with the second cooperation piece, just the second cooperation piece with concave-convex cooperation of depressed part.

10. A liquid crystal display device characterized by: a housing assembly as claimed in any one of claims 1 to 9.