CN215597662U - Display box, display device and air conditioner - Google Patents

Abstract

The utility model provides a display box, a display device and an air conditioner, and relates to the technical field of air conditioner installation parts. The display box comprises a box body, an elastic part, a supporting part and a limiting part, wherein the elastic part is positioned at the bottom of the box body, the supporting part and the limiting part are uniformly distributed on the side wall of the box body, and the elastic part, the supporting part and the limiting part are integrally formed with the box body; the elastic part comprises a connecting part, a transition part and a supporting part, the connecting part is fixedly connected with the bottom of the box body, one end of the transition part is connected with the supporting part, the other end of the transition part is connected with the connecting part, the transition part inclines relative to the bottom of the box body to form an elastic gap, at least two arc bulges are arranged at intervals on the supporting part, and the arc bulges are used for supporting the display circuit board. The display box, the display device and the air conditioner are convenient to manufacture, intermediate assembly links are reduced, assembly efficiency is improved, production cost is reduced, and the problem that a display circuit board is not attached to a display panel due to the fact that the display circuit board cannot be assembled in place can be solved.

Description

Display box, display device and air conditioner

Technical Field

The utility model relates to the technical field of air conditioner installation parts, in particular to a display box, a display device and an air conditioner.

Background

With the improvement of living standard of people, the air conditioner has become a household appliance commonly used by people.

The control panel of the air conditioner is generally provided with a display area, and information is fed back to the display area through a display device. The display device comprises a display box and a display circuit board arranged in the display box, and the display circuit board can deform due to long-time use, so that a display module on the display circuit board is easy to separate from a display area, and the display effect is influenced due to the phenomena of light divergence, light transmission, light crosstalk and the like. Meanwhile, the display circuit board and the display box are in hard connection, so that the display circuit board is easily damaged when the air conditioner is impacted or falls in the transportation process, and the display effect can be further influenced.

The current common method is to adopt elastic structures such as springs to attach the display circuit board to the circuit board, so that the display is still clear after long-term use, but the elastic structures are easy to omit in the assembling process, so that the support is insufficient or lack of support, and the display effect is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a display box, a display device and an air conditioner, which are used for solving the defect that a display circuit board is not attached to a display panel due to the fact that the display box is complex in machining and manufacturing process and elastic pieces are easy to neglect to be installed in the prior art.

The utility model provides a display box which comprises a box body, an elastic part, a supporting part and a limiting part, wherein the elastic part is positioned at the bottom of the box body; the elastic part comprises a connecting portion, a transition portion and a supporting portion, the connecting portion is fixedly connected with the bottom of the box body, one end of the transition portion is connected with the supporting portion, the other end of the transition portion is connected with the connecting portion, the transition portion is opposite to the bottom of the box body and inclines to form an elastic gap, at least two arc-shaped protrusions are arranged at intervals on the supporting portion, and the arc-shaped protrusions are used for supporting the display circuit board.

According to the display box provided by the utility model, the bottom of the box body is provided with the die hole, and the orthographic projection of the elastic piece at the bottom of the box body falls in the die hole.

According to the display box provided by the utility model, the number of the elastic pieces is four, and the four elastic pieces are arranged at the four corners of the box body.

According to the display box provided by the utility model, the supporting parts in two elastic pieces extend along a first direction and are oppositely arranged, the supporting parts in the other two elastic pieces extend along a second direction and are arranged in the same direction, and the first direction is vertical to the second direction.

According to the display box provided by the utility model, the supporting piece is an L-shaped plate, the vertical edge of the L-shaped plate is attached to the inner wall of the box body, and the transverse edge of the L-shaped plate is attached to the bottom of the box body.

According to the display box provided by the utility model, the two supporting pieces are respectively arranged on the side walls of the box body along the length direction, the two supporting pieces on the two side walls are oppositely arranged, the two supporting pieces are respectively arranged on the side walls of the box body along the width direction, and the two supporting pieces are arranged in a staggered manner.

According to the display box provided by the utility model, the limiting piece is a smooth-transition right-angle triangular prism, one right-angle side surface of the right-angle triangular prism is attached to the side wall of the box body, a gap is reserved between the other right-angle side surface of the right-angle triangular prism and the bottom of the box body, and the inclined surface of the right-angle triangular prism is a guide surface.

According to the display box provided by the utility model, one side wall of the box body along the length direction is provided with the limiting piece; two limiting parts are arranged on the other side wall of the box body in the length direction at intervals.

The utility model also provides a display device which comprises a display panel, a display circuit board and the display box, wherein the bottom surface of the display circuit board is abutted against the elastic part, and the top surface of the display circuit board is limited in the box body by the limiting part and is attached to the display panel under the action of the elastic part.

The utility model also provides an air conditioner, which comprises a machine shell and the display device, wherein the display device is arranged on the machine shell.

According to the display box, the display device and the air conditioner, the supporting piece, the limiting piece and the elastic piece are integrally formed with the box body, the manufacturing is convenient, the middle assembly links are reduced, the assembly efficiency is improved, and the reduction of the production cost is facilitated. In addition, the supporting piece, the limiting piece and the elastic piece are integrally formed with the box body, so that the problem that the display circuit board and the display panel are not attached to each other due to the fact that the supporting piece, the limiting piece and the elastic piece are not assembled in place can be avoided.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.

FIG. 1 is one of the perspective views of a display box provided by the present invention;

FIG. 2 is a second perspective view of the display box of the present invention;

FIG. 3 is a perspective view of another display box provided by the present invention;

FIG. 4 is a partial structural view of a display device provided by the present invention;

FIG. 5 is a schematic structural diagram of a display device according to the present invention;

FIG. 6 is a cross-sectional view of a display device provided by the present invention;

reference numerals:

10: a display box; 11: a box body; 12: an elastic member;

13: a support member; 14: a limiting member; 15: an arc-shaped bulge;

16: discharging the die hole; 20: a display circuit board; 21: a display module;

30: and displaying the panel.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The features of the terms first and second in the description and in the claims of the present application may explicitly or implicitly include one or more of such features. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be understood that the terms "central," "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 are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.

The structure of the display box of the present invention will be described below with reference to fig. 1 to 3.

As shown in fig. 1 to 2, an embodiment of the utility model provides a display box, which includes a box body 11, an elastic member 12, a supporting member 13, and a limiting member 14, wherein the elastic member 12, the supporting member 13, and the limiting member 14 are integrally formed with the box body 11. The elastic element 12 is located at the bottom of the box body 11, and the supporting element 13 and the limiting element 14 are both arranged on the side wall of the box body 11. Elastic component 12 includes connecting portion, transition portion and supporting part, and connecting portion and the bottom fixed connection of box body 11, the one end and the supporting part of transition portion link to each other, and the other end and the connecting portion of transition portion link to each other, and the transition portion inclines in order to form elasticity clearance for the bottom of box body 11, and the supporting part interval has laid two at least arc archs 15, and arc arch 15 is used for supporting display circuit board 20.

Wherein, box body 11 is the open structure of one end, and it includes the bottom plate and sets up the lateral wall around the bottom plate. The elastic part 12 is arranged on the bottom plate, and the supporting part 13 and the limiting part 14 are arranged on the side wall. As shown in fig. 1 and 2, the supporting member 13 is connected to both the side wall and the bottom plate, and the limiting member 14 is connected to only the side wall.

Considering that the forces act mutually, the elastic member 12 is also pressed by the display circuit board 20 and elastically deformed toward the bottom plate of the case 11. If the amount of deformation of the support portion is large, the stress applied to each portion of the display circuit board 20 is unbalanced, and the display circuit board 20 is easily damaged. In order to balance the stress on each part of the display circuit board 20, at least two arc-shaped protrusions 15 extending towards the display circuit board 20 are arranged at one end of the elastic element 12 far away from the connecting part, the arc-shaped protrusions 15 abut against the display circuit board 20, and the two arc-shaped protrusions 15 are arranged along the width direction of the elastic element 12.

The supporting portion of the elastic member 12 is a substantially square block, and at least two arc-shaped protrusions 15 are disposed on the supporting portion to increase the contact area and the contact position with the display circuit board 20; the transition portion is disposed obliquely and forms an elastic gap with the bottom of the box 11, so that the display circuit board 20 is attached to the display panel by the elastic floating of the transition portion.

According to the display box provided by the embodiment of the utility model, the supporting piece 13, the limiting piece 14, the elastic piece 12 and the box body 11 are integrally formed, so that the manufacturing is convenient, the middle assembly links are reduced, the assembly efficiency is improved, and the reduction of the production cost is facilitated. In addition, the supporting member 13, the limiting member 14 and the elastic member 12 are integrally formed with the box body 11, so that the problem that the display circuit board 20 is not attached to the display panel 30 due to the fact that the supporting member 13, the limiting member 14 and the elastic member 12 are not assembled in place can be avoided.

Specifically, as shown in fig. 1, the connecting portion, the transition portion, and the support portion are connected in sequence and have a substantially zigzag shape. Connecting portion and the bottom laminating of box body 11, the relative bottom slope of box body 11 of transition portion, the supporting part is on a parallel with the bottom of box body 11, and the one end of supporting part links to each other with the one end of transition portion, and the other end of transition portion links to each other with the tip of connecting portion, borrows the transition portion of borrowing the slope to make the supporting part can bounce from top to bottom. Wherein, connecting portion are the U type, and the blind end of U type links to each other with the tip of transition portion. Borrow the convenient integrated into one piece that moulds plastics when ensureing joint strength by the connecting portion of U type.

As shown in fig. 3, the bottom of the box 11 is provided with a mold outlet 16, and the orthographic projection of the elastic member 12 on the bottom of the box 11 falls in the mold outlet 16. In one embodiment, the size of the mold-release hole 16 is equivalent to the projection of the elastic member 12 on the bottom of the case 11, that is, the projection boundary of the elastic member 12 on the bottom of the case 11 is aligned with the boundary of the mold-release hole 16; in another embodiment, the size of the mold outlet 16 is slightly larger than the projection of the elastic member 12 on the bottom of the case 11, so that the projection of the elastic member 12 on the bottom of the case 11 is larger than the size of the mold outlet 16. The mold outlet 16 provided by the embodiment facilitates the mold outlet of the whole display box along the vertical direction during the injection molding.

In order to provide a good elastic supporting force, the elastic member 12 is provided in plurality, and the plurality of elastic members 12 are spaced on the bottom plate, and when the display circuit board 20 is mounted on the elastic member 12, the elastic member 12 provides a balanced and good support on the bottom of the display circuit board 20. As shown in fig. 1 and 2, one elastic member 12 is disposed at each of four corners of the bottom of the case 11, and four elastic members 12 are disposed substantially at the four corners of the rectangle. In order to support the display circuit board 20 in a balanced manner, the four elastic members 12 are symmetrically distributed along the width direction of the case 11.

For the convenience of injection molding, the support portions of two elastic members 12 extend along a first direction and are oppositely arranged, the support portions of the other two elastic members 12 extend along a second direction and are arranged in the same direction, and the first direction is perpendicular to the second direction.

For example, the first direction is the length direction of the box 11, and the supporting portions of the two elastic members 12 extend along the length direction and are oppositely arranged to ensure that the supporting position is close to the middle of the display circuit board 20. Correspondingly, the support portions of the other two elastic members 12 extend in the width direction of the case 11. Alternatively, the support portions of the two elastic members 12 face the widthwise middle portion. For another example, the first direction is a diagonal direction of the box 11, the support portions of the two elastic members 12 are located at two ends of the diagonal, and the support portions of the other two elastic members 12 are arranged along a line perpendicular to the diagonal.

Of course, the number of the elastic members 12 may be three or five, and is not limited specifically. The position of the elastic member 12 is not limited to avoid the electronic devices on the display circuit board 20 and to achieve uniform support.

As shown in fig. 1 and 2, the supporting member 13 is an L-shaped plate, the vertical edge of the L-shaped plate is attached to the inner wall of the box body 11, and the horizontal edge of the L-shaped plate is attached to the bottom of the box body 11. After the display circuit board 20 is placed in the box body 11, the vertical inner side edge of the L-shaped plate is abutted to the side edge of the display circuit board 20, and the upper part of the transverse edge of the L-shaped plate is attached to the bottom surface of the display circuit board 20.

Wherein, two supporting pieces 13 are respectively arranged on two side walls of the box body 11 along the length direction, and the two supporting pieces 13 are arranged at the positions of the side walls of the box body 11 along the length direction close to the end parts. One of the two support members 13 disposed in the longitudinal direction is disposed opposite to the other two support members 13 disposed in the longitudinal direction. That is, two supporting members 13 located on opposite sidewalls are aligned to each other, and located in the same width direction, the bottom of the display circuit board 20 can be stably supported by means of the four supporting members 13, and at the same time, the side edges of the display circuit board 20 can be defined, so that it is prevented from shaking in the case body 11 and colliding with the inner wall of the case body 11 to generate noise.

The lateral walls of the box body 11 along the width direction are respectively provided with a supporting piece 13, and the supporting pieces 13 formed on the two lateral walls along the width direction are arranged in a staggered way. For example, the supporting member 13 disposed on one side wall in the width direction is close to the first end of the side wall, the supporting member 13 disposed on the other side wall in the width direction is close to the second end of the side wall, and the two supporting members 13 are disposed on opposite sides of the middle portion in the width direction and are spaced apart from each other.

As shown in fig. 1, the limiting member 14 is a smooth-transition right-angled triangular prism, one right-angled side surface of the right-angled triangular prism is attached to the side wall of the box body 11, a gap is left between the other right-angled side surface of the right-angled triangular prism and the bottom of the box body 11, and the inclined surface of the right-angled triangular prism is a guide surface. The display circuit board 20 slides down along the guide surface, and its bottom surface is supported by the elastic member 12 and its top surface is pressed by the right triangular prism toward one side surface of the bottom of the case 11. The limiting member 14 provided in this embodiment cooperates with the elastic member 12 to clamp the display circuit board 20 therebetween, so as to prevent the display circuit board 20 from moving along the height direction of the box 11.

It is understood that the distance between the bottom of the limiting member 14 and the top of the elastic member 12 in the natural state is smaller than the thickness of the display circuit board 20. The position of the limiting member 14 is avoided from the electronic component mounted on the display circuit board 20, and the embodiment of the present invention is not limited specifically.

As shown in fig. 1 and 2, a limiting member 14 is disposed on a side wall of the box body 11 along the length direction; two limit pieces 14 are arranged on the other side wall of the box body 11 along the length direction at intervals. Of course, the limiting members 14 may also be disposed on the side walls of the box body 11 along the width direction, the number of the limiting members 14 is also plural, and the plurality of the limiting members 14 are arranged in a staggered manner, so as to form an effective and balanced pressing on the top surface of the display circuit board 20.

Specifically, as shown in fig. 1 to 2, the display box according to the embodiment of the present invention includes a box body 11, an elastic member 12, a supporting member 13, and a limiting member 14, wherein the elastic member 12, the supporting member 13, and the limiting member 14 are integrally formed with the box body 11. The elastic member 12 is located at the bottom of the case 11. Two supporting pieces 13 and two limiting pieces 14 are arranged on one side wall of the box body 11 along the length direction, and two supporting pieces 13 and one limiting piece 14 are arranged on the other side wall of the box body 11 along the length direction. The side walls of the box body 11 in the width direction are respectively provided with a supporting piece 13, and a limiting piece 14 is not arranged.

The elastic member 12 includes a connecting portion, a transition portion and a supporting portion, which are sequentially connected to each other and are substantially in a zigzag shape. Connecting portion and the bottom fixed connection of box body 11, connecting portion are the U type, and the blind end of U type links to each other with the one end of transition portion. The transition portion is inclined with respect to the bottom of the case 11 to form an elastic gap, and the other end of the transition portion is connected to the support portion. The supporting portion is a substantially square block, and at least two arc-shaped protrusions 15 are arranged at intervals on the supporting portion, and the arc-shaped protrusions 15 are used for supporting the display circuit board 20. Of the four elastic members 12, the support portions of two elastic members 12 extend in the longitudinal direction of the case 11 and are disposed opposite to each other, and the support portions of the other two elastic members 12 extend in the width direction of the case 11 and are disposed in the same direction.

Support piece 13 is the L template, and the perpendicular limit of L template and the inner wall laminating of box body 11, the horizontal limit of L template and the bottom laminating of box body 11. After the display circuit board 20 is placed in the box body 11, the vertical inner side edge of the L-shaped plate is abutted to the side edge of the display circuit board 20, and the upper part of the transverse edge of the L-shaped plate is attached to the bottom surface of the display circuit board 20. Four support pieces 13 located on the side wall of the box body 11 in the length direction are arranged in a square shape, and two support pieces 13 located on the side wall of the box body 11 in the width direction are arranged in a staggered manner. Two supporting members 13 located on the longitudinal side walls of the box body 11 are correspondingly arranged between the two elastic members 12. Each of the supporting pieces 13 located on the side wall in the width direction of the box body 11 is located at one end of the side wall away from the elastic piece 12 extending in the width direction of the supporting portion.

The limiting part 14 is a smooth-transition right-angle triangular prism, one right-angle side surface of the right-angle triangular prism is attached to the side wall of the box body 11, a gap is reserved between the other right-angle side surface of the right-angle triangular prism and the bottom of the box body 11, and the inclined surface of the right-angle triangular prism is a guide surface. The display circuit board 20 slides down along the guide surface, and its bottom surface is supported by the elastic member 12 and its top surface is pressed by the right triangular prism toward one side surface of the bottom of the case 11. A limiting member 14 is disposed on one side wall of the box body 11 along the length direction, the limiting member 14 is located between two supporting members 13 disposed on the side wall, two limiting members 14 are disposed on the other side wall of the box body 11 along the length direction at intervals, and the two limiting members 14 are also located between the two supporting members 13 disposed on the side wall.

The structure of the display device of the present invention will be described with reference to fig. 4 and 6.

As shown in fig. 4 and 5, the present invention provides a display device including a display panel 30, a display box 10, and a display circuit board 20. The bottom surface of the display circuit board 20 abuts against the elastic member 12, and the top surface of the display circuit board 20 is limited in the case 11 by the limiting member 14 and is attached to the display panel 30 under the action of the elastic member 12.

Wherein, the display panel 30 is provided with a display area; the display box 10 is mounted on the rear surface of the display panel 30; the display circuit board 20 is installed in the display box 10, and the display module 21 is disposed on the display circuit board 20. When the display circuit board 20 is mounted in the display box 10, the elastic member 12 abuts against the back surface of the display circuit board 20 to closely attach the display module 21 to the display area.

As shown in fig. 6, the display circuit board 20 is a PCB board on which the display module 21 is mounted. For example, the display module 21 has a double-splayed display structure, and the elastic member 12 abuts against the display circuit board 20 to attach the display module 21 to the display area.

The display panel 30 is provided with a display area, wherein the display area may be a transparent display panel 30, and the display module 21 on the display circuit board 20 is attached to the display area, so that the content displayed on the display module 21 can be projected to the outside through the display panel 30 to enable a user to obtain display information. The thickness of the display panel 30 is thinner than that of the non-display area of the display panel 30, and the display panel 30 and the non-display area of the display panel 30 are smoothly transitionally connected. Of course, the display area may also be a mounting opening opened on the display panel 30, and the display module 21 extends into the mounting opening, which is simple and convenient, and saves cost.

According to the display device provided by the embodiment of the utility model, the display module 21 on the display circuit board 20 is kept attached to the display panel 30 by means of the matching of the elastic part 12 and the limiting part 14, so that the display effect is improved, and the display circuit board 20 is prevented from being broken due to collision or accident in the transportation process. Meanwhile, the elastic part 12, the supporting part 13 and the limiting part 14 are integrally formed with the box body 11, so that the omission of limiting in an installation link or the improper elastic supporting is avoided, and the assembly is facilitated.

The embodiment of the utility model also provides an air conditioner, which comprises a shell and the display device, wherein the display device is arranged in the shell. In practical application, the casing comprises a chassis and a face frame connected with the chassis, and a cavity for installing the heat exchanger, the fan assembly and the electric control assembly is formed between the chassis and the face frame in a surrounding mode. Wherein the display panel 30 is installed at the front side of the face frame for viewing and operation.

According to the air conditioner provided by the embodiment of the utility model, by adopting the display device, the display module 21 on the display circuit board 20 is kept attached to the display panel 30 by means of the matching of the elastic piece 12 and the limiting piece 14, so that the display effect is improved. Meanwhile, the elastic part 12, the supporting part 13 and the limiting part 14 are integrally formed with the box body 11, so that the omission of limiting in an installation link or the improper elastic supporting is avoided, and the assembly is facilitated.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (10)

1. A display box is characterized by comprising a box body, an elastic part, a supporting part and a limiting part, wherein the elastic part is positioned at the bottom of the box body; the elastic part comprises a connecting portion, a transition portion and a supporting portion, the connecting portion is fixedly connected with the bottom of the box body, one end of the transition portion is connected with the supporting portion, the other end of the transition portion is connected with the connecting portion, the transition portion is opposite to the bottom of the box body and inclines to form an elastic gap, at least two arc-shaped protrusions are arranged at intervals on the supporting portion, and the arc-shaped protrusions are used for supporting the display circuit board.

2. The display box of claim 1, wherein the bottom of the box body is provided with a mold outlet, and an orthographic projection of the elastic member on the bottom of the box body falls in the mold outlet.

3. The display box according to claim 1 or 2, wherein the number of the elastic members is four, and four elastic members are arranged at four corners of the box body.

4. A display box according to claim 3, wherein the support portions of two of the elastic members extend in a first direction and are disposed opposite to each other, and the support portions of the other two of the elastic members extend in a second direction and are disposed in the same direction, and the first direction is perpendicular to the second direction.

5. The display box of claim 1, wherein the support member is an L-shaped plate, a vertical edge of the L-shaped plate is attached to an inner wall of the box body, and a horizontal edge of the L-shaped plate is attached to a bottom of the box body.

6. The display box according to claim 1 or 5, wherein the two supporting members are respectively disposed on the side walls of the box body along the length direction, the two supporting members are disposed opposite to each other on the two side walls, one supporting member is disposed on each side wall of the box body along the width direction, and the two supporting members are disposed in a staggered manner.

7. The display box according to claim 1, wherein the stopper is a smooth-transition right-angled triangular prism, one right-angled side surface of the right-angled triangular prism is attached to the side wall of the box body, a gap is left between the other right-angled side surface of the right-angled triangular prism and the bottom of the box body, and the inclined surface of the right-angled triangular prism is a guide surface.

8. The display box according to claim 1 or 7, wherein one side wall of the box body in the length direction is provided with one of the stoppers; two limiting parts are arranged on the other side wall of the box body in the length direction at intervals.

9. A display device, comprising a display panel, a display circuit board and the display box of any one of claims 1 to 8, wherein the bottom surface of the display circuit board abuts against the elastic member, and the top surface of the display circuit board is limited in the box by the limiting member and is attached to the display panel under the action of the elastic member.

10. An air conditioner comprising a cabinet and the display device according to claim 9, wherein the display device is mounted to the cabinet.

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