CN210122039U - Display module assembly and air conditioner - Google Patents
Display module assembly and air conditioner Download PDFInfo
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- CN210122039U CN210122039U CN201920962225.3U CN201920962225U CN210122039U CN 210122039 U CN210122039 U CN 210122039U CN 201920962225 U CN201920962225 U CN 201920962225U CN 210122039 U CN210122039 U CN 210122039U
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Abstract
The utility model provides a display module subassembly and air conditioner. The display module assembly includes: the bottom of the top shell is provided with a first groove, and the first groove is sunken towards the top surface of the top shell; the top of the light guide part is provided with a second groove, the second groove is sunken towards the bottom of the light guide part, the light guide part is installed in the first groove, and the second groove and the top shell are surrounded to form an installation cavity; the PCB board is installed in the installation cavity. The utility model discloses a display module subassembly's top shell, leaded light spare from going up the line both sides parcel and live the PCB board, realize that display module subassembly possesses waterproof ability, prevent that water from getting into in the display module subassembly and arousing PCB short circuit to damage.
Description
Technical Field
The utility model relates to an air conditioner technical field particularly, relates to a display module subassembly and air conditioner.
Background
The existing overhead type vehicle air conditioner panel is installed at the roof of a motor home, and the display module is installed inside the panel and used as an atmosphere lamp or an illuminating lamp of an internal machine.
When the air conditioning unit works, the inner machine panel is a cold air outlet, and condensed water can be generated at the junction of the cold air and the hot air inside the inner machine panel. Because the space in the vehicle is limited, the air conditioner internal unit is thinner, and the thickness of the main flow product of the air conditioner is less than 50 mm.
In the prior art, a certain assembly gap exists between the display module and the panel, so that condensed water on the panel and external humid air can enter the display module through the gap, the circuit board of the display module is short-circuited or even damaged, and the display module of the unit cannot be used.
In addition, fig. 1 and 2 disclose a display module, which is composed of a housing 4, a light shielding film 5, a light guide 2, a PCB 3, etc., wherein the light shielding film 5 is adhered to two side edges of the housing 4 after the housing 4 and the light guide 2 are assembled by a snap fit, and in practice, the light shielding film 5 is adhered to the housing 4 to be warped, so that the functions of light shielding, sealing, etc. cannot be achieved. When display module assembles to panel 1 on, display module's leaded light 2 direct contact panel 1 inner wall, and the comdenstion water and the outside humid air of panel 1 inner wall gathering can get into in the display module through positions such as assembly gap and buckle groove, cause 3 short circuits of PCB board or LED to damage, direct influence display module's life.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide a display module assembly and an air conditioner to solve the problem of the easy short circuit or even damage of the PCB of the display module assembly in the prior art.
In order to achieve the above object, according to an aspect of the present invention, there is provided a display module assembly including: the bottom of the top shell is provided with a first groove, and the first groove is sunken towards the top surface of the top shell; the top of the light guide part is provided with a second groove, the second groove is sunken towards the bottom of the light guide part, the light guide part is installed in the first groove, and the second groove and the top shell are surrounded to form an installation cavity; the PCB board is installed in the installation cavity.
Further, the light guide member and the top case are fixedly connected through a connecting portion.
Further, the connecting part comprises a buckle assembly and/or a screw and/or a rivet and/or a pin and/or a welding mode and/or glue.
Further, the buckle assembly comprises a clamping groove and a protruding block which are matched with each other, the clamping groove is formed in the side wall of the first groove, and the protruding block is arranged on the outer side wall of the light guide piece.
Further, a seal is disposed between the top of the light guide and the bottom of the first groove.
Further, the seal includes a rubber pad.
Further, a meshing waterproof structure is arranged between the top of the light guide piece and the bottom of the first groove.
Further, the meshing waterproof structure comprises a boss and a meshing groove matched with the boss, one of the boss and the meshing groove is arranged at the top of the light guide piece, and the other of the boss and the meshing groove is arranged at the bottom of the first groove.
Further, the top shell, the light guide piece and the PCB are all annular, the longitudinal section of the top shell is in an inverted U shape, and the longitudinal section of the light guide piece is in a U shape.
Further, the top shell is a black shell.
Further, the top case and the light guide member are sealed by epoxy resin.
Further, the thickness of the display module assembly is 5 mm-30 mm.
Further, the outer surface of the top shell is provided with a mounting portion.
Further, the topshell is the loop configuration, the installation department is including being located the inserted block of loop configuration outside limit, the installation department is still including being located the fixture block on loop configuration inner circle surface, be provided with clip and first screw hole on the fixture block.
According to another aspect of the present invention, there is provided an air conditioner, comprising a display module assembly, wherein the display module assembly is the above display module assembly.
Further, the air conditioner still includes the panel, be provided with first location hook and second location hook on the panel, be provided with the confession on the first location hook the inserted block male breach of top shell, be provided with the confession on the second location hook the pothook that the clip card of top shell goes into, still be provided with on the second location hook with the second screw hole that first screw hole on the top shell corresponds, just the bottom of second screw hole with the space of stepping down has between the panel.
Use the technical scheme of the utility model, will the utility model provides a when the display module subassembly is installed in the panel, the top surface that the leaded light spare pasted the panel sets up. Because the utility model provides a leaded light spare is located the first recess of top shell, and the top shell lives leaded light spare parcel, and the PCB board is located the installation intracavity that second recess and top shell formed. During the use, even the bottom drippage comdenstion water that has comdenstion water or wind channel is condensed at the top of panel, because the setting of the lateral wall height of the second recess of leaded light spare, can prevent the comdenstion water to enter into the second recess and enclose with the top shell and establish the installation intracavity that forms, and then play and prevent that the short circuit from taking place or the effect of damage to the PCB board.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 schematically illustrates a perspective view of a conventional display module assembly when mounted on a panel of an air conditioner;
FIG. 2 schematically shows an enlarged view of area A in FIG. 1;
FIG. 3 schematically illustrates an exploded view of the display module assembly of the present invention with the air duct and panel of an air conditioner;
fig. 4 schematically illustrates an exploded view of a display module assembly of the present invention with a panel of an air conditioner;
fig. 5 schematically shows an enlarged view of the region M in fig. 4;
fig. 6 schematically shows an enlarged view of the region N in fig. 4;
fig. 7 schematically shows an enlarged view of region P in fig. 4;
FIG. 8 schematically illustrates a top view of a display module assembly of the present invention about to be mounted on a panel;
fig. 9 schematically illustrates a top view of the display module assembly of the present invention mounted on a panel;
FIG. 10 schematically illustrates a cross-sectional view A-A of FIG. 9;
fig. 11 schematically shows an enlarged view of the region B in fig. 9;
FIG. 12 schematically illustrates a cross-sectional view of another display module assembly of the present invention as mounted on a panel;
fig. 13 schematically illustrates an exploded view of a display module assembly of the present invention.
Wherein the figures include the following reference numerals:
10. a top shell; 11. a first groove; 12. a card slot; 13. a boss; 14. inserting a block; 15. a clamping block; 151. a clasp; 152. a first screw hole; 20. a light guide; 21. a second groove; 22. a bump; 23. an engagement groove; 30. a PCB board; 40. a seal member; 50. a panel; 51. a first positioning hook; 511. a notch; 52. a second positioning hook; 521. a hook; 522. a second screw hole; 53. a space of abdicating; 60. an air duct.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may also be oriented 90 degrees or at other orientations and the spatially relative descriptors used herein interpreted accordingly.
Referring to fig. 3 to 13, according to an embodiment of the present invention, an air conditioner, especially an air conditioner for a vehicle in the embodiment, is provided.
The air conditioner in the embodiment comprises an air duct 60 and a panel 50 installed at the bottom of the air duct 60, wherein an installation space is formed between the panel 50 and the air duct 60, and a display module assembly is arranged in the space and is used for illuminating an air conditioner internal unit or realizing atmosphere regulation.
However, in the course of actual use, the air conditioner is liable to generate condensed water, which is liable to be gathered to the top surface of the panel 50, as shown in fig. 1 and 2, the conventional display module assembly has no waterproof function, and the condensed water is liable to enter the inside of the display module assembly from the gap between the light guide and the case to cause damage to the PCB panel.
Therefore, the structure of the display module assembly in this embodiment is improved. Referring to fig. 3 to 13, the display module assembly in the present embodiment includes a top case 10, a light guide 20, and a PCB board 30.
Wherein, the bottom of the top shell 10 is provided with a first groove 11, and the first groove 11 is concave towards the top surface of the top shell 10; the top of the light guide 20 is provided with a second groove 21, the second groove 21 is recessed towards the bottom of the light guide 20, during actual assembly, the light guide 20 is buckled and installed in the first groove 11, and the second groove 21 on the light guide 20 and the top shell 10 are surrounded to form an installation cavity; the PCB board 30 is mounted in the mounting cavity.
It should be noted that the top and bottom in the present embodiment refer to the top and bottom viewed when the display module assembly is mounted on the panel 50, as shown in fig. 3.
When the display module assembly in this embodiment is installed in the panel 50, the light guide 20 is disposed against the top surface of the panel 50. Since the light guide 20 in this embodiment is located in the first groove 11 of the top case 10, the top case 10 encloses the light guide 20, and the PCB 30 is located in the mounting cavity formed by the second groove 21 and the top case 10. During the use, even the bottom drippage comdenstion water that has condensed water or wind channel 60 on the top of panel 50, because the setting of the lateral wall height of the second recess 21 of leaded light 20, can prevent that the comdenstion water from entering into the second recess 21 and enclosing the installation intracavity of establishing the formation with top shell 10, and then play and prevent that short circuit or damage from taking place for PCB board 30.
In order to fix the light guide 20 and the top case 10 together, the light guide 20 and the top case 10 in this embodiment may be fixedly connected by a fastening assembly and/or a screw and/or a rivet and/or a pin and/or a welding manner and/or a connecting portion such as glue.
Preferably adopt the buckle subassembly in this embodiment to fix leaded light 20 and top shell 10 together, the dismouting of being convenient for, when PCB board 30 takes place to damage, be convenient for maintain and change PCB board 30.
Specifically, the buckle assembly in this embodiment includes the draw-in groove 12 and the lug 22 of mutual adaptation, and during the actual processing, sets up the draw-in groove 12 on the lateral wall of first recess 11, and the lug 22 sets up on the lateral wall of leaded light 20, through the mating reaction of draw-in groove 12 and lug 22, is convenient for be in the same place leaded light 20 and top shell 10 fixed connection.
Of course, in the utility model discloses in other embodiments, can also set up draw-in groove 12 on the lateral wall of leaded light 20, correspond and set up lug 22 on the lateral wall of first recess 11, at this moment, draw-in groove 12 should not set up to leading to the groove, avoid water to enter into in the second recess 21 from draw-in groove 12.
In order to improve the waterproof performance of the display module assembly in the present embodiment, a sealing structure is provided between the light guide 20 and the top case 10 in the present embodiment.
Referring to fig. 13, in an embodiment of the present invention, a sealing member 40 is disposed between the top of the light guide member 20 and the bottom of the first groove 11, the sealing member 40 forms the above-mentioned sealing structure, the sealing member 40 in this embodiment especially refers to a rubber pad, and of course, it can also be sealing glue, etc., as long as it is in other deformation modes under the concept of the present invention, all are within the protection scope of the present invention.
In this embodiment, the rubber member is disposed at the matching position of the top case 10 and the light guide member 20, so as to enhance the sealing property and improve the waterproof grade of the display module assembly.
Referring to fig. 12, in another embodiment of the present invention, a waterproof engaging structure may be provided between the top of the light guide 20 and the bottom of the first groove 11, and the waterproof engaging structure forms the above-described sealing structure.
Preferably, the waterproof structure of the engagement in this embodiment includes the boss 13 and the engagement groove 23 matching with the boss 13, and during actual processing, one of the boss 13 and the engagement groove 23 is disposed on the top of the light guide member 20, and the other is disposed on the bottom of the first groove 11, even if water permeates into the top of the light guide member 20, through the effect of the boss 13 and the engagement groove 23, water can be further prevented from entering the installation cavity, so as to protect the PCB 30 and prevent the PCB 30 from short circuit and damage.
Referring to fig. 3 to 13 again, in the present embodiment, the top case 10, the light guide 20 and the PCB 30 are all ring-shaped, the top case 10 has an inverted U-shaped longitudinal section, and the light guide 20 has a U-shaped longitudinal section, so that the structure is simple and the processing is convenient. Through the buckling and wrapping effect of the inverted U-shaped top shell 10 and the U-shaped light guide member 20, the PCB 30 installed in the installation cavity is protected conveniently.
Preferably, the top case 10 in this embodiment is a black case, and the black case can achieve a light shielding function, so that the light shielding film can be omitted.
In order to further improve the waterproof function of the display module assembly in this embodiment, the top case 10 and the light guide 20 in this embodiment are sealed by epoxy resin. Of course, in other embodiments of the present invention, the sealing structure may be provided without epoxy resin, and other deformation manners under the concept of the present invention are all within the protection scope of the present invention.
Certainly, in the utility model discloses an in other embodiments, can also change leaded light spare 20 into irritating epoxy, can play certain waterproof effect, nevertheless irritate epoxy and can appear chapping, waterproof effect variation.
Further, the thickness of the display module assembly in this embodiment is 5mm to 30mm, for example, 10mm, 15mm, 20mm, 25mm, which facilitates installation in the gap between the panel 50 and the air duct 60.
In order to facilitate mounting of the display module assembly in this embodiment on the top of the panel 50, the outer surface of the top case 10 in this embodiment is provided with a mounting portion. Preferably, the mounting portion in this embodiment includes an insert block 14 located at the outer side of the annular top case 10, and the mounting portion further includes a fixture block 15 located at the inner ring surface of the annular top case 10, and the fixture block 15 is provided with a clasp 151 and a first screw hole 152.
Correspondingly, a first positioning hook 51 and a second positioning hook 52 are arranged on the panel 50, a notch 511 for inserting the insertion block 14 is arranged on the first positioning hook 51, a hook 521 for clamping the hook 151 is arranged on the second positioning hook 52, a second screw hole 522 corresponding to the first screw hole 152 is further arranged on the second positioning hook 52, and an abdicating space 53 is arranged between the bottom of the second screw hole 522 and the panel 50.
In actual assembly, the display module assembly is placed on the panel 50, such that the plug 14 on the display module assembly is aligned with the first positioning hook 51, and the latch 15 on the display module assembly is aligned with the second positioning hook 52, as shown in fig. 8, then the display module assembly is rotated, such that the plug 14 on the display module assembly is inserted into the first positioning hook 51 from the notch 511, and the hook 151 on the latch 15 is hooked on the hook 521 on the second positioning hook 52, at this time, the first screw hole 152 on the latch 15 corresponds to the second screw hole 522 on the second positioning hook 52, and then the latch 15 and the second positioning hook 52 are locked together by a screw, so as to stably mount the display module assembly on the panel 50, which has a simple structure, stability and reliability, as shown in fig. 9. Through the effect of space 53 of stepping down, be convenient for realize the equipment of screw, simple structure, reliable and stable.
According to the above embodiment, the utility model discloses the bottom surface of amount leaded light 20 is the printing opacity face, this printing opacity face and the 50 inner walls direct contact of panel, when the panel 50 inner wall has the comdenstion water, is opening U-shaped structure up because of leaded light 20 cross-section, and the effect of first heavy isolated comdenstion water can be played to the height of the lateral wall of second recess 21.
During actual installation, PCB board 30 in this embodiment is installed at the top of installation cavity, and leaded light 20 is provided with second recess 21, and second recess 21 plays the effect of third triple isolation, has in a small amount of water gets into leaded light 20, through the effect of second recess 21, and the tank bottom of second recess 21 can be kept away from to PCB board 30, avoids water contact PCB board 30, avoids PCB board 30 to receive the harm.
Preferably, the top case 10 is provided with a light shielding surface, the light shielding surface is located on the side wall surface of the first groove 11, the bottom surface of the light guide 20 is provided with a light transmitting surface, the light shielding surface is slightly lower than the light transmitting surface, the light shielding surface is preferentially attached to the inner wall of the panel 50 during assembly, and the top case 10 is a black injection molding member, thereby achieving the light shielding effect.
From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:
the utility model discloses a display module subassembly's top shell, leaded light spare all design into U type structure, are upper and lower parcel PCB board, and cooperation department sets up seal structure, realizes that display module subassembly possesses waterproof ability, prevents that water from getting into in the display module subassembly, arouses PCB short circuit to damage. Meanwhile, the injection molding black top shell is adopted to play a role in shading, and the U-shaped opening of the injection molding black top shell is used for light transmission display, so that the purpose of eliminating a shading film is achieved.
After the display module subassembly circular telegram, inside PCB board is luminous to be passed through leaded light spare, panel display, and the display module subassembly is equipped with black shading topshell, constitutes waterproof construction with leaded light spare simultaneously, can seal through-holes such as display module assembly gap, buckle groove, plays the effect of waterproof isolation to do not have water, gas etc. and contact the PCB board via assembly gap, buckle groove, avoid the PCB board to receive the harm.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (16)
1. A display module assembly, comprising:
the top shell (10), the bottom of the top shell (10) is provided with a first groove (11), and the first groove (11) is sunken towards the top surface of the top shell (10);
the top of the light guide piece (20) is provided with a second groove (21), the second groove (21) is recessed towards the bottom of the light guide piece (20), the light guide piece (20) is installed in the first groove (11), and the second groove (21) and the top shell (10) are surrounded to form an installation cavity;
a PCB board (30), the PCB board (30) being mounted within the mounting cavity.
2. The display module assembly according to claim 1, wherein the light guide (20) and the top case (10) are fixedly connected by a connecting portion.
3. The display module assembly according to claim 2, wherein the connecting part comprises a buckle assembly and/or a screw and/or a rivet and/or a pin and/or a welding manner and/or glue.
4. The display module assembly according to claim 3, wherein the snap assembly comprises a snap groove (12) and a protrusion (22) adapted to each other, the snap groove (12) being provided on a side wall of the first groove (11), the protrusion (22) being provided on an outer side wall of the light guide (20).
5. The display module assembly according to claim 1, wherein a seal (40) is provided between the top of the light guide (20) and the bottom of the groove of the first groove (11).
6. The display module assembly of claim 5, wherein the seal (40) comprises a rubber gasket.
7. The display module assembly according to claim 1, wherein a mating waterproof structure is provided between the top of the light guide (20) and the bottom of the groove of the first groove (11).
8. The display module assembly according to claim 7, wherein the engagement waterproof structure includes a boss (13) and an engagement groove (23) fitted to the boss (13), one of the boss (13) and the engagement groove (23) is provided on a top of the light guide (20), and the other is provided on a bottom of the first groove (11).
9. The display module assembly according to claim 1, wherein the top case (10), the light guide (20), and the PCB board (30) are ring-shaped, and a longitudinal section of the top case (10) is an inverted U-shape and a longitudinal section of the light guide (20) is a U-shape.
10. The display module assembly according to any one of claims 1 to 9, wherein the top case (10) is a black case.
11. The display module assembly according to any one of claims 1 to 9, wherein the top case (10) and the light guide (20) are sealed therebetween by epoxy resin.
12. The display module assembly according to any one of claims 1 to 9, wherein the thickness of the display module assembly is 5mm to 30 mm.
13. The display module assembly according to claim 1, wherein an outer surface of the top case (10) is provided with a mounting portion.
14. The assembly of claim 13, wherein the top case (10) is a ring-shaped structure, the mounting portion includes an insert (14) located at an outer side of the ring-shaped structure, the mounting portion further includes a fixture block (15) located at an inner ring surface of the ring-shaped structure, and the fixture block (15) is provided with a clasp (151) and a first screw hole (152).
15. An air conditioner comprising a display module assembly, wherein the display module assembly is the display module assembly of any one of claims 1 to 14.
16. The air conditioner according to claim 15, characterized in that, the air conditioner further comprises a panel (50), the panel (50) is provided with a first positioning hook (51) and a second positioning hook (52), the first positioning hook (51) is provided with a notch (511) for inserting the insert (14) of the top shell (10), the second positioning hook (52) is provided with a hook (521) for clamping the clasp (151) of the top shell (10), the second positioning hook (52) is further provided with a second screw hole (522) corresponding to the first screw hole (152) of the top shell (10), and an abdicating space (53) is provided between the bottom of the second screw hole (522) and the panel (50).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920962225.3U CN210122039U (en) | 2019-06-24 | 2019-06-24 | Display module assembly and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920962225.3U CN210122039U (en) | 2019-06-24 | 2019-06-24 | Display module assembly and air conditioner |
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| CN210122039U true CN210122039U (en) | 2020-03-03 |
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| CN201920962225.3U Active CN210122039U (en) | 2019-06-24 | 2019-06-24 | Display module assembly and air conditioner |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110217073A (en) * | 2019-06-24 | 2019-09-10 | 珠海格力电器股份有限公司 | Display module assemblies and air conditioner |
| CN112927623A (en) * | 2021-02-18 | 2021-06-08 | 厦门天马微电子有限公司 | Display device |
-
2019
- 2019-06-24 CN CN201920962225.3U patent/CN210122039U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110217073A (en) * | 2019-06-24 | 2019-09-10 | 珠海格力电器股份有限公司 | Display module assemblies and air conditioner |
| CN112927623A (en) * | 2021-02-18 | 2021-06-08 | 厦门天马微电子有限公司 | Display device |
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