CN106596074B - Light transmittance detection device for display panel of air purifier - Google Patents
Light transmittance detection device for display panel of air purifier Download PDFInfo
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- CN106596074B CN106596074B CN201611241084.3A CN201611241084A CN106596074B CN 106596074 B CN106596074 B CN 106596074B CN 201611241084 A CN201611241084 A CN 201611241084A CN 106596074 B CN106596074 B CN 106596074B
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- display panel
- light transmittance
- base
- detection device
- air purifier
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The invention discloses a light transmittance detection device of an air purifier display panel, which comprises a base positioned below and a cover body positioned above and matched with the base, wherein the cover body comprises a cover body, a light source, a light emitting diode and a light emitting diode, wherein the cover body is arranged on the cover body, and the cover body is arranged on the cover body: the base and the cover body form a cavity for accommodating a display panel of the air purifier when being in closed connection, and are made of shading materials; and a light transmittance detection component is arranged on the base and/or the cover body. The invention has very simple operation and can obviously improve the production line efficiency; moreover, the invention has high detection accuracy and can accurately and timely judge whether the display panel is qualified.
Description
Technical Field
The invention relates to the technical field of detection of household appliances, in particular to a light transmittance detection device for a display panel of an air purifier.
Background
Along with the continuous improvement of living standard, the health consciousness of people is also increasingly enhanced. In the current society, air pollution has become one of the major hidden troubles for human health, and the appearance of air purifiers can effectively reduce the harm of pollutants in the air to human bodies, and is more and more favored by people.
The consumer can place the air purifier in the bedroom generally and use, and the purifier that this kind of occasion used can all set up photosensitive sensor and automatic detection environment generally, on the one hand can real-time supervision air quality, on the other hand also can be as the parameter information of automatic control complete machine.
Because the light transmittance of the display panel can directly influence the precision of the photosensitive sensor, how to rapidly and accurately monitor the light transmittance of the display panel, and improve the comprehensive performance and market competitiveness of the air purifier are technical problems to be solved by the technicians in the field.
Disclosure of Invention
The invention mainly aims to provide a light transmittance detection device for an air purifier display panel, which is used for rapidly and accurately detecting the light transmittance of the air purifier display panel.
Above-mentioned air purifier display panel light transmissivity detection device, including the base that is located the below and be located the top and with base complex lid, wherein:
the base and the cover body form a cavity for accommodating a display panel of the air purifier when being in closed connection, and are made of shading materials;
and a light transmittance detection component is arranged on the base and/or the cover body.
Preferably, the cover body comprises a top plate and an annular side plate connected to the periphery of the top plate, and the base is provided with an annular groove for the annular side plate to extend into.
Preferably, a wire slot is arranged on the base, and an electrical connection wire of the light transmittance detection assembly is arranged in the wire slot.
Preferably, the wire groove intersects the annular groove, and the bottom of the wire groove is lower than the bottom of the annular groove.
Preferably, the base is provided with a through hole penetrating in the vertical direction, the through hole is communicated with the wire slot, and the electrical connection wire penetrates into the through hole.
Preferably, the base is provided with a clamping groove, the light transmittance detection assembly comprises a PCB board, and the PCB board is accommodated in the clamping groove.
Preferably, a display module is arranged on the PCB board, and the display module is disposed in the clamping groove and faces to one side adjacent to the cover body.
Preferably, a detection port for facilitating external light to enter is formed in the bottom of the base.
Preferably, a handle is arranged on the top plate of the cover body.
Preferably, a boss is provided on the base for mating with an opening on the display panel.
The light transmittance detection device for the display panel of the air purifier comprises the base positioned below and the cover positioned above, when the light transmittance detection is required to be carried out on the display panel, the cover is firstly opened, the display panel is placed in the cavity, then the cover is closed, the light transmittance detection assembly is opened to carry out detection operation, the operation is very simple, and the production line efficiency can be remarkably improved.
In addition, the base and the cover body are made of the shading material, so that the light transmittance and the photosensitive effect can be detected on line in real time in a dark environment, the detection accuracy is high, and whether the display panel is qualified can be accurately and timely judged.
Drawings
In order to more clearly illustrate the embodiments of the present invention 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, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view showing a structure of a light transmittance detecting device of an air purifier display panel in an open state according to an embodiment of the invention;
FIG. 2 is a schematic view of the embodiment of FIG. 1 in a closed configuration;
fig. 3 is a bottom view of the base in the embodiment of fig. 1.
Reference numerals illustrate:
| reference numerals | Name of the name | Reference numerals | Name of the |
| 1 | |
11 | |
| 12 | |
13 | Through |
| 14 | Clamping |
15 | |
| 16 | |
2 | |
| 21 | |
22 | |
| 23 | |
3 | Support frame |
The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present invention are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In addition, the technical solutions of the embodiments of the present invention may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present invention.
The terms "up and down" in the present invention refer to the use state, that is, the position of the cover 2 is "up" and the position of the base 1 is "down" in the orientations shown in fig. 1 and 2.
The invention relates to a light transmittance detection device for an air purifier display panel, which is used for detecting the light transmittance of the air purifier display panel. Such air purifiers generally include a display panel and a photosensor, and the light transmittance of the display panel directly affects the accuracy of the photosensor. Therefore, a display panel which is qualified in detection must be provided and installed on the air purifier, so that the accuracy of detection of the photosensitive sensor is ensured, the air quality is further monitored in real time, and the display panel can be used as parameter information of an automatic control complete machine.
The light transmittance detection device of the display panel of the air purifier provided by the embodiment of the invention comprises a base 1 positioned below and a cover body 2 positioned above and matched with the base 1, wherein: the base 1 and the cover 2 form a cavity for accommodating a display panel of the air purifier when they are closed and connected, and the base 1 and the cover 2 are made of a light shielding material. The base 1 and the cover 2 may be made of various possible light shielding materials, or may be coated with a light shielding layer, and the present invention is not limited thereto. The shading material can ensure that the light transmittance detection is performed in a dark environment, so that the interference of external light is avoided. The external light may be, for example, light generated by natural sunlight or light of an electric lamp.
The base 1 and/or the cover 2 are/is provided with a light transmittance detection component for detecting light transmittance. It should be noted that, according to the structure and the type of the light transmission detecting component, the light transmission detecting component may be disposed on one of the base 1 and the cover 2, or a part of structures may be disposed on both the base 1 and the cover 2, which are all within the protection scope of the present invention.
The light transmittance detection assembly may be constructed with reference to existing and improved techniques. As a possible implementation manner, the light transmittance detection component includes a detection head, where the detection head can emit incident light, after the incident light irradiates the display panel, reflection and diffuse reflection can occur, after the incident light is absorbed by another light absorption component, the incident light can be converted into photocurrent, and after the light transmittance value is processed by a microcomputer, the light transmittance value can be displayed.
As another embodiment, it is preferable that a detection port 16 for facilitating the entry of external light is formed at the bottom of the base 1, and as shown in fig. 3, only the detection port 16 can enter external light in the whole cavity, thereby facilitating the detection of light transmittance. The detection port 16 is arranged at the bottom of the base 1, so that the overall space layout is optimized, and the use environment of the display panel is conveniently simulated. The base 1 can be placed on a support table during detection, and the support table does not cover the detection port 16.
The operation procedure of the light transmittance detection device of the display panel of the air purifier in the foregoing embodiment includes the following steps:
s1: opening the cover 2;
s2: placing a display panel of the air purifier into the cavity;
s3: closing the cover 2;
s4: opening a switch of the light transmittance detection assembly to start detection;
s5: after the detection is completed, the cover body 2 is opened, the display panel is marked as being qualified or unqualified, and the next panel is placed in the cavity;
s6: the foregoing steps S3-S5 are repeated.
The operation process is simple and feasible, is suitable for batch detection, and can display and improve the production line efficiency.
In addition, as the light-shielding cavity is formed between the base 1 and the cover body 2, the light transmittance and the photosensitive effect can be detected on line in real time in a dark environment, the detection accuracy is high, and whether the display panel is qualified can be accurately and timely judged.
The cover 2 may have various possible structures, preferably the cover 2 includes a top plate 21 and an annular side plate 22 connected to the periphery of the top plate 21, and the base 1 is provided with an annular groove 11 into which the annular side plate 22 extends. Because both the side plate 22 and the groove 11 adopt annular structures, after the side plate 22 stretches into the groove 11, a closed space can be formed between the side plate 22 and the groove, so that the cavity is better isolated from external light, and the isolation effect of the cavity is improved. The dimensions of the cavity and top plate 21 are preferably comparable to the dimensions of the display panel. In the embodiment shown in fig. 1 and 2, the top plate 21 is preferably of an oval configuration to fit an oval display panel. The top plate 21 may have other shapes.
Further, a wire groove 12 is provided on the base 1, and an electrical connection wire of the light transmittance detection assembly is provided in the wire groove 12. To facilitate routing of the light transmission detection assembly, a wire slot 12 may be provided on the base 1. The wire slot 12 can be arranged inside the base 1; for ease of installation, preferably the wire chase 12 may be located directly on the base 1 and be of an open configuration, and referring to fig. 1, the wire chase 12 may have a plurality of slots and form a long hole configuration. The electrical connection line may be a power line of the light transmittance detection unit, or may be a signal line.
It should be noted that, in the light transmittance detection device for an air purifier display panel according to the embodiment of the present invention, a bracket 3 (refer to fig. 1) for mounting a circuit board may be further provided, the bracket 3 is accommodated in a cavity formed between the base 1 and the cover 2, and the bracket 3 is separately provided between the base 1 and the cover 2. The bracket 3 is also used for placing a light transmittance detection unit (or a part of the components) when light transmittance detection is performed.
In addition, in order to facilitate the extraction of the light transmission detection assembly from the inside of the cavity, the aforementioned wire groove 12 also crosses the annular groove 11, and the bottom of said wire groove 12 is lower than the bottom of said annular groove 11. Through making the bottom of wire casing 12 be less than the bottom of annular recess 11, set up in this wire casing 12 after the electrical connection line, the electrical connection line can not interfere with the lower terminal surface of the annular curb plate 22 of lid 2, therefore can avoid the entering cavity of outside light, further guaranteed the accuracy that the light transmissivity detected.
The base 1 may further be provided with a clamping groove 14, and the light transmittance detection component includes a PCB board, where the PCB board is accommodated in the clamping groove 14. In the embodiment shown in fig. 1, the card slot 14 has a square configuration to facilitate placement of a PCB therein. The PCB can be placed in the clamping groove 14 in a clamping or screwing way, and the whole appearance is attractive.
In addition, a display module is disposed on the PCB board, and the display module is disposed in the card slot 14 and faces to a side adjacent to the cover 2, i.e. the display module faces to the upper side of the base 1. And the light transmittance, whether the detection information is qualified or not and the like can be displayed to operators intuitively. The display module can comprise a display screen, a display circuit and other structures.
In a further technical solution, the base 1 is provided with a through hole 13 penetrating in an up-down direction, the through hole 13 is communicated with the wire slot 12, and the electrical connection wire penetrates into the through hole 13. Through the arrangement of the through holes 13, the upper end and the lower end of the base 1 can be connected, and the spatial arrangement of the light transmittance detection assembly is facilitated. When the light transmittance detection assembly comprises a PCB and a power supply assembly, a part of the light transmittance detection assembly can be disposed on the bottom surface of the base 1, and another part of the light transmittance detection assembly can be disposed on the top surface of the base 1, and in addition, the light transmittance detection assembly can be disposed at a position penetrating through the bottom surface and the top surface. The embodiment can enable the whole structure of the air purifier display panel light transmittance detection device to be compact and occupy small space.
As shown in fig. 1 and 2, a handle 23 is preferably provided on the top plate 21 of the cover 2. The handle 23 can facilitate the operator to open or close the cover 2 quickly and in a labor-saving manner, and the operation is more efficient. The illustrated handle 23 is of a U-shaped configuration forming a closed loop with the top panel 21. It should be noted that the handle 23 may have many other structures, such as a handle 23 having a cylindrical structure.
As a preferred embodiment of the invention, the base 1 is provided with a boss 15, and the boss 15 is used to cooperate with an opening on the display panel. By fitting the boss 15 to the opening of the display panel, the display panel can be positioned more stably when light transmittance is detected. And the boss 15 is positioned in the space where the cavity is positioned, so that the whole space size is not influenced. This embodiment is applicable to a particular display panel configuration where the central opening may be used to mount an air outlet aperture configuration when installed in an air purifier.
According to the light transmittance detection device for the display panel of the air purifier, when the light transmittance detection is required for the display panel, the cover body 2 is firstly opened, the display panel is placed in the cavity, then the cover body 2 is closed, the light transmittance detection assembly is opened to perform detection operation, the operation is very simple, and the production line efficiency can be remarkably improved; in addition, through the structural design, the invention forms the cavity isolated from external light between the base 1 and the cover body 2, can ensure that the light transmittance and the photosensitive effect are detected on line in real time in a dark environment, has high detection accuracy, and can accurately and timely judge whether the display panel is qualified.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the specification and drawings of the present invention or direct/indirect application in other related technical fields are included in the scope of the present invention.
Claims (8)
1. The utility model provides an air purifier display panel light transmissivity detection device for when detecting light is penetrated into display panel by display panel display side, display panel's light transmissivity, its characterized in that, including the base that is located the below with be located the top and with base complex lid, wherein:
the base and the cover body form a cavity for accommodating a display panel of the air purifier when being in closed connection, and are made of shading materials;
a light transmittance detection component is arranged on the base and/or the cover body;
the bottom of the base is provided with a detection port which is convenient for external light to enter;
the base is provided with a clamping groove, the light transmittance detection assembly comprises a PCB board, and the PCB board is accommodated in the clamping groove.
2. The light transmittance detection device for an air purifier display panel according to claim 1, wherein the cover comprises a top plate and an annular side plate connected to the periphery of the top plate, and the base is provided with an annular groove into which the annular side plate extends.
3. The light transmittance detection device for an air purifier display panel according to claim 2, wherein the base is provided with a wire slot, and the electrical connection wires of the light transmittance detection assembly are disposed in the wire slot.
4. The light transmittance detection device for an air purifier display panel according to claim 3, wherein the wire groove intersects the annular groove and the bottom of the wire groove is lower than the bottom of the annular groove.
5. The light transmittance detection device for an air cleaner display panel according to claim 3, wherein the base is provided with a through hole penetrating in the vertical direction, the through hole is communicated with the wire groove, and the electrical connection wire penetrates into the through hole.
6. The light transmittance detection device for the display panel of the air purifier according to claim 1, wherein the display module is arranged on the PCB board, and the display module is arranged in the clamping groove and faces to one side adjacent to the cover body.
7. The light transmittance detection device for display panels of air cleaners according to any one of claims 1-5, wherein a handle is provided on the top plate of the cover.
8. The light transmittance detection device for display panels of air cleaners of any one of claims 1-5, wherein the base is provided with a boss for mating with an opening in the display panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611241084.3A CN106596074B (en) | 2016-12-28 | 2016-12-28 | Light transmittance detection device for display panel of air purifier |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611241084.3A CN106596074B (en) | 2016-12-28 | 2016-12-28 | Light transmittance detection device for display panel of air purifier |
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| CN106596074A CN106596074A (en) | 2017-04-26 |
| CN106596074B true CN106596074B (en) | 2023-06-30 |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN206292032U (en) * | 2016-12-28 | 2017-06-30 | 广东美的环境电器制造有限公司 | Air purifier display panel device for detecting light transmittance |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203203709U (en) * | 2013-03-25 | 2013-09-18 | 上海联影医疗科技有限公司 | Dark box for display device brightness detection |
| CN203823913U (en) * | 2014-01-14 | 2014-09-10 | 唐志伟 | Automatic film replacing device for air purifier |
| CN104888556B (en) * | 2014-03-07 | 2020-07-17 | 常涛涛 | Pollutant cleaning and purifying device in gas |
| CN203720084U (en) * | 2014-03-10 | 2014-07-16 | 海宁市越海泰克涂层技术有限公司 | Curtain fabric light transmittance detecting device |
| CN204713457U (en) * | 2015-06-25 | 2015-10-21 | 舟山市智海技术开发有限公司 | A kind of LCD panel packing device |
| CN205005200U (en) * | 2015-10-22 | 2016-01-27 | 潍坊歌尔电子有限公司 | Lens case detection device |
| CN205505202U (en) * | 2016-02-25 | 2016-08-24 | 北京众清科技有限公司 | Air purifier with stealthy banks subassembly |
| CN205484040U (en) * | 2016-04-11 | 2016-08-17 | 厦门理工学院 | Luminousness detection device |
| CN205786394U (en) * | 2016-06-30 | 2016-12-07 | 合肥鑫晟光电科技有限公司 | A kind of display panel testing |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206292032U (en) * | 2016-12-28 | 2017-06-30 | 广东美的环境电器制造有限公司 | Air purifier display panel device for detecting light transmittance |
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