CN116312280A - Lamp panel, manufacturing method and display device - Google Patents
Lamp panel, manufacturing method and display device Download PDFInfo
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- CN116312280A CN116312280A CN202310591493.XA CN202310591493A CN116312280A CN 116312280 A CN116312280 A CN 116312280A CN 202310591493 A CN202310591493 A CN 202310591493A CN 116312280 A CN116312280 A CN 116312280A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 12
- 239000011324 bead Substances 0.000 claims abstract description 148
- 230000006698 induction Effects 0.000 claims description 24
- 238000005192 partition Methods 0.000 claims description 16
- 239000003292 glue Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 5
- 239000012780 transparent material Substances 0.000 claims description 4
- 230000005674 electromagnetic induction Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 19
- 238000009792 diffusion process Methods 0.000 description 11
- 230000005489 elastic deformation Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000638 solvent extraction Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- 238000012544 monitoring process Methods 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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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
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The application discloses a lamp panel, a manufacturing method and a display device, and relates to the technical field of display; the lamp panel comprises a bottom plate, a limiting module and lamp beads; the limiting module is arranged on the bottom plate and comprises an elastic piece, a first electromagnet and a second electromagnet, the elastic piece is arranged between the first electromagnet and the second electromagnet, one end of the first electromagnet is in contact with the bottom plate, the other end of the first electromagnet is in contact with the elastic piece, one end of the second electromagnet is in contact with the elastic piece, the other end of the second electromagnet is far away from the bottom plate, and a plurality of positioning holes are further formed in the limiting module; the lamp beads are arranged in a plurality of positioning holes respectively; when the first electromagnet and the second electromagnet are electrified, the first electromagnet and the second electromagnet attract each other to squeeze and deform the elastic piece so as to connect the lamp bead with the bottom plate; the lamp plate of this application reduces the installation operation degree of difficulty of lamp pearl through setting up spacing module.
Description
Technical Field
The application relates to the technical field of display, in particular to a lamp panel, a manufacturing method and a display device.
Background
With the rapid development of display technology, the display technology of MINILED (sub millimeter light emitting diode) has become new display technology, and the application of MINILED display products in the field of ultra-large screen high definition display is becoming wider and wider, for example, in the commercial fields of monitoring command, high definition performance, high-end cinema, medical diagnosis, advertisement display and the like, and especially in the vehicle-mounted display, the vehicle-mounted display is often under the environments of sunlight irradiation, jolt in different road conditions and the like, so that the MINILED display device capable of providing higher brightness is often adopted as the vehicle-mounted display.
In the manufacturing process of the MINILED display device, as the number of the MINILEDs required is large and the size of the MINILEDs is small, when the MINILEDs are installed on the driving panel at present, the driving back plate and the MINILEDs are mainly placed in a solution, the magnets are placed on the MINILEDs, and the MINILEDs are deflected to corresponding positions under the action of adding a large magnetic field outside, however, the installation method is complex in operation and poor in installation accuracy of the MINILEDs.
Disclosure of Invention
The purpose of this application is to provide a lamp plate, manufacturing method and display device, reduces the installation operation degree of difficulty of lamp pearl through setting up spacing module.
The application discloses a lamp panel, which is applied to a display module, wherein the lamp panel comprises a bottom plate, a limiting module and lamp beads; the limiting module is arranged on the bottom plate and comprises an elastic piece, a first electromagnet and a second electromagnet, wherein the elastic piece is arranged between the first electromagnet and the second electromagnet, one end of the first electromagnet is in contact with the bottom plate, the other end of the first electromagnet is in contact with the elastic piece, one end of the second electromagnet is in contact with the elastic piece, the other end of the second electromagnet is far away from the bottom plate, and a plurality of positioning holes are further formed in the limiting module, each positioning hole comprises a first positioning hole formed in the first electromagnet and a second positioning hole formed in the second electromagnet; the lamp beads are arranged in a plurality of positions, and the lamp beads are respectively arranged in the positioning holes; when the first electromagnet and the second electromagnet are electrified, the first electromagnet and the second electromagnet attract each other to squeeze and deform the elastic piece, so that the lamp beads are connected with the bottom plate.
Optionally, the lamp bead comprises a lamp cap and a lamp body, one end of the lamp body is provided with a connecting pin, the other end of the lamp body is connected with the lamp cap, and the connecting pin corresponding to the lamp bead on the bottom plate is provided with a connecting hole; when the lamp beads are connected with the bottom plate, the connecting pins are connected with the connecting holes.
Optionally, a first positioning magnet is arranged at one end of the lamp body, which is provided with a connecting pin, a second positioning magnet is arranged on the bottom plate, and when the lamp beads are connected with the bottom plate, the first positioning magnet and the second positioning magnet are attracted.
Optionally, a magnetic induction coil is arranged on the bottom plate, and an induction piece matched with the magnetic induction coil is arranged on the lamp bead; when the lamp beads are connected with the bottom plate, the magnetic induction coils and the induction pieces form electromagnetic induction connection.
Optionally, the cross section of the lamp body along the direction from the first electromagnet to the second electromagnet is rectangular, the cross section of the lamp cap along the direction from the first electromagnet to the second electromagnet is semicircular, the length dimension and the width dimension of the lamp body are the same, and the height dimension of the lamp body is larger than the length dimension.
Optionally, the limiting module is provided with a plurality of partitions, a plurality of positioning holes are arranged in one partition, and a frame body is arranged between the partitions; the frame body is made of transparent materials, and the sizes of the partitions are the same.
Optionally, the lamp plate still includes control chip, the display module still includes glues the frame, glue the frame setting and be in on the bottom plate, and be located limit module's periphery, control chip installs glue on the frame, control chip with first electro-magnet with the second electro-magnet is connected, control chip is used for control first electro-magnet with the switching on and off of second electro-magnet.
Optionally, the height of locating hole is less than the height of lamp pearl, when the lamp pearl with the bottom plate is connected, the lamp cap with the second electro-magnet interval sets up.
The application also discloses a manufacturing method, which is applied to the display module, and comprises the following steps:
installing a limiting module on the bottom plate;
paving lamp beads on the limiting module;
controlling the first electromagnet and the second electromagnet to be powered on and powered off so as to shake the lamp beads to enable the lamp beads to fall into the positioning holes until the lamp beads are installed in each positioning hole; and
controlling the first electromagnet and the second electromagnet to reverse the lamp panel after being electrified so as to separate redundant lamp beads;
wherein when the first electromagnet and the second electromagnet are electrified, the first electromagnet and the second electromagnet attract each other to squeeze and deform the elastic piece so as to enable the lamp bead to be connected with the bottom plate,
the application also discloses a display device, including display module assembly and complete machine shell, display module assembly includes the lamp plate as described above.
Compared with the method for carrying out deflection installation on the MINILED lamp beads by placing the driving back plate and the MINILED lamp beads in the solution and using the external large magnetic field, the lamp beads of the lamp panel are easy to operate when being installed, the lamp beads are only required to be spread on the surface of the limiting module, the first electromagnet and the second electromagnet are powered on and powered off, the lamp beads are enabled to shake continuously until falling into the positioning holes, installation can be completed, additional solution and other operations are not required, installation of the lamp beads can be completed only by means of parts of the lamp panel, automatic installation of the lamp beads is facilitated, and the installation accuracy of the lamp beads is high.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the principles of the application. It is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained from these drawings without inventive faculty for a person skilled in the art. In the drawings:
fig. 1 is a schematic structural diagram of a lamp panel and a rubber frame according to a first embodiment of the present application;
FIG. 2 is a schematic diagram of a limiting module of a lamp panel in a power-off state according to a first embodiment of the present application;
FIG. 3 is an enlarged view at A of FIG. 2;
FIG. 4 is a schematic view of a structure of a limiting module of a lamp panel in an energized state in a first embodiment of the present application;
FIG. 5 is an enlarged view at B of FIG. 4;
FIG. 6 is a schematic diagram of a display module including a light panel and a frame according to a first embodiment of the present disclosure;
FIG. 7 is a schematic view of a first embodiment of the present application;
FIG. 8 is a flow chart of steps of a method of making a second embodiment of the present application;
fig. 9 is a schematic structural view of a display device according to a third embodiment of the present application.
100, a display module; 110. a display panel; 120. a lamp panel; 121. a bottom plate; 122. a restriction module; 123. a first electromagnet; 124. a second electromagnet; 125. an elastic member; 126. a lamp bead; 127. positioning holes; 127a, first positioning holes; 127b, second positioning holes; 128. a lamp cap; 129. a lamp body; 130. a connection pin; 131. a connection hole; 132. a first positioning magnet; 133. a second positioning magnet; 134. a magnetic induction coil; 135. an induction member; 136. a frame; 138. a rubber frame; 139. QD quantum films; 140. a lower diffusion plate; 141. a lower prism plate; 142. an upper prism plate; 143. an upper diffusion plate; 144. partitioning; 200. a complete machine shell; 300. a display device.
Detailed Description
It should be understood that the terminology, specific structural and functional details disclosed herein are merely representative for purposes of describing particular embodiments, but that the application may be embodied in many alternate forms and should not be construed as limited to only the embodiments set forth herein.
In the description of the present application, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating relative importance or implicitly indicating the number of technical features indicated. Thus, unless otherwise indicated, features defining "first", "second" may include one or more such features either explicitly or implicitly; the meaning of "plurality" is two or more. The terms "comprises," "comprising," and any variations thereof, are intended to cover a non-exclusive inclusion, such that one or more other features, integers, steps, operations, elements, components, and/or groups thereof may be present or added.
In addition, terms of the azimuth or positional relationship indicated by "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., are described based on the azimuth or relative positional relationship shown in the drawings, are merely for convenience of description of the present application, and do not indicate that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present application.
Furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.
The present application will be described in detail below with reference to the drawings and optional embodiments, and it should be noted that, without conflict, new embodiments may be formed by any combination of the embodiments or technical features described below.
As shown in fig. 1 to 7, as a first embodiment of the present application, a lamp panel 120 is disclosed, which is applied to a display module 100, where the lamp panel 120 includes a bottom plate 121, a limiting module 122, and a lamp bead 126, where the limiting module 122 is disposed on the bottom plate 121, the limiting module 122 includes an elastic member 125, a first electromagnet 123, and a second electromagnet 124, where the elastic member 125 is disposed between the first electromagnet 123 and the second electromagnet 124, one end of the first electromagnet 123 contacts the bottom plate 121, the other end contacts the elastic member 125, one end of the second electromagnet 124 contacts the elastic member 125, the other end is disposed away from the bottom plate 121, and a plurality of positioning holes 127 are further disposed on the limiting module 122, each positioning hole 127 includes a first positioning hole 127a located on the first electromagnet 123 and a second positioning hole 127b located on the second electromagnet 124, the lamp bead 126 is disposed in a plurality of the positioning holes 126, and when the first electromagnet 123 and the second electromagnet 123 are respectively pressed against the first electromagnet 123 and the second electromagnet 124, and the second electromagnet 124 are pressed against each other to deform the bottom plate 121; in this embodiment, the elastic member 125 is preferably a spring, and when the first electromagnet 123 and the second electromagnet 124 are energized, the first electromagnet 123 and the second electromagnet 124 attract each other to squeeze the spring to store energy elastically, and when the first electromagnet 123 and the second electromagnet 124 are deenergized, the spring deformation releases energy to separate the first electromagnet 123 and the second electromagnet 124 from each other; it is understood that the first electromagnet 123 is fixedly connected to the bottom plate 121.
In the lamp panel 120 of the application, when assembling, firstly, the bottom plate 121 is fixed, the limiting module 122 is installed on the bottom plate 121, one end of the elastic piece 125 is abutted against the first electromagnet 123, the other end is abutted against the second electromagnet 124, at this time, the first electromagnet 123 and the second electromagnet 124 are not electrified, the elastic piece 125 is in a normal state, after the limiting module 122 is installed, a plurality of lamp beads 126 are poured into the surface of the limiting module 122, the number of the lamp beads 126 is slightly larger than that of the positioning holes 127, then the first electromagnet 123 and the second electromagnet 124 are electrified, the first electromagnet 123 and the second electromagnet 124 attract each other to extrude the elastic piece 125 to generate elastic deformation, the elastic piece 125 is repeatedly subjected to elastic deformation by continuously controlling the on-off of the first electromagnet 123 and the second electromagnet 124 to drive the second electromagnet 124 to move up and down, the plurality of beads 126 on the limiting module 122 are continuously vibrated to enable the beads 126 to fall into the positioning holes 127, the beads 126 firstly enter the second positioning holes 127b and then fall into the first positioning holes 127a under the action of gravity to complete the installation of the beads, the first electromagnet 123 and the second electromagnet 124 are stopped to be powered on and off until the beads 126 are installed in the positioning holes 127, the redundant beads 126 are immediately taken out from the surface of the limiting module 122 to complete the installation of the beads 126, compared with the method of placing the driving backboard and the MINILED beads 126 in a solution and using an external large magnetic field to deflect and install the MINILED beads 126, the lamp panel 120 of the embodiment has the advantages that the operation is simple when the beads 126 are installed, the first electromagnet 123 and the second electromagnet 124 are powered on and off only after the beads 126 are paved on the surface of the limiting module 122, the lamp beads 126 are continuously vibrated until falling into the positioning holes 127, so that the lamp beads 126 can be mounted without arranging additional solution and other operations, the lamp beads 126 can be mounted by only relying on the parts of the lamp panel 120, the automatic mounting of the lamp beads 126 is facilitated, and the mounting accuracy of the lamp beads 126 is high; it should be noted that, the on/off control of the first electromagnet 123 and the second electromagnet 124 may be controlled by a PWM signal (pulse width modulation signal), and the lamp bead 126 is a MINILED lamp bead 126.
Further, the lamp panel 120 further includes a control chip, the control chip is connected to the first electromagnet 123 and the second electromagnet 124, the control chip is configured to control the first electromagnet 123 and the second electromagnet 124 to be powered on and off, the display module further includes a glue frame 138, the glue frame 138 is disposed on the bottom plate 121 and is located at the periphery of the limiting module 122, the control chip is mounted on the glue frame 138 and is connected to the first electromagnet 123 and the second electromagnet 124, and the control chip outputs a PWM signal to control the first electromagnet 123 and the second electromagnet 124 to be powered on and off, so that the limiting module 122 can shake the lamp beads 126 located on the surface of the limiting module 122 to fall into the positioning holes 127 under the control of the PWM signal to complete the mounting of the lamp beads 126; of course, the control chip is not limited to be mounted on the glue frame 138, and the control chip may be mounted on the end of the bottom plate 121 away from the limiting module 122, and then connected to the first electromagnet 123 and the second electromagnet 124 by way of via connection, so that a designer may select and design the mounting position of the control chip according to the actual situation, which is not described herein.
As shown in fig. 3, 5 and 7, the lamp bead 126 includes a lamp cap 128 and a lamp body 129, one end of the lamp body 129 is provided with a connection pin 130, the other end is connected with the lamp cap 128, the connection pin 130 corresponding to the lamp bead 126 on the bottom plate 121 is provided with a connection hole 131, when the lamp bead 126 is connected with the bottom plate 121, the connection pin 130 is connected with the connection hole 131, in this embodiment, a cross section of the lamp body 129 along a direction from the first electromagnet 123 to the second electromagnet 124 is rectangular, a cross section of the lamp cap 128 along a direction from the first electromagnet 123 to the second electromagnet 124 is semicircular, a length dimension and a width dimension of the lamp body 129 are the same, a height dimension of the lamp body 129 is greater than the length dimension, the size of the lamp cap 128 needs to be larger than that of the positioning hole 127, so when the lamp bead 126 is installed, the limiting module 122 only has one end of the lamp body 129 on the lamp bead 126 falling into the positioning hole 127 when the lamp bead 126 is in vibration, but one end of the lamp cap 128 on the lamp bead 126 does not fall into the positioning hole 127, thus the problem of error installation direction of the lamp bead 126 is avoided, the design of the lamp body 129 and the lamp cap 128 of the lamp bead 126 is not limited to the above shape, and can be designed in other shapes, the design is omitted, and a designer can select the design according to the practical situation, and understand that the shape of the positioning hole 127 is the same as that of the lamp body 129, so that the lamp bead 126 is not easy to separate from the positioning hole 127 after the lamp bead 126 falls into the positioning hole 127; in this embodiment, four connection pins 130 may be provided, which are respectively provided at four corners of the end of the lamp body 129 far from the lamp cap 128, and four connection holes 131 of the positioning hole 127 are also provided corresponding to the number of the connection pins 130, so that when the lamp beads 126 are shaken, the situation that the connection pins 130 of the lamp beads 126 are possibly damaged is considered, in the lamp panel 120 of this embodiment, only two connection pins 130 need to be connected with the connection holes 131 to supply power to the lamp beads 126 so as to light the lamp beads 126, so that a certain error rate of the connection pins 130 can be ensured when the lamp beads 126 are installed; in this embodiment, the length direction of the lamp body 129 is the X-axis direction as shown in fig. 1, the width direction of the lamp body 129 is the Y-axis direction as shown in fig. 1, and the height direction of the lamp body 129 is the Z-axis direction as shown in fig. 2.
Further, in order to facilitate the confirmation of whether the lamp bead 126 is correctly mounted in the positioning hole 127, the base plate 121 is provided with a magnetic induction coil 134, the lamp bead 126 is provided with an induction piece 135 matching with the magnetic induction coil 134, when the lamp bead 126 is connected with the base plate 121, the magnetic induction coil 134 and the induction piece 135 form electromagnetic induction connection, the magnetic induction coil 134 can transmit power to the lamp bead 126 through the induction piece 135 so as to make the lamp bead 126 emit light, and the assembly personnel can confirm whether the lamp bead 126 is mounted at the position, in this embodiment, the magnetic induction coil 134 can be a wireless charging coil, and when the induction piece 135 is positioned above the magnetic induction coil 134, the magnetic induction coil 134 transmits power to the induction piece 135 to provide power for the lamp bead 126;
as shown in fig. 3 and 7, a first positioning magnet 132 is disposed at one end of the lamp body 129, which is provided with a connection pin 130, a second positioning magnet 133 is disposed on the bottom plate 121, and when the lamp bead 126 is connected with the bottom plate 121, the first positioning magnet 132 and the second positioning magnet 133 are attracted to each other, so when the lamp bead 126 is mounted in the positioning hole 127, the lamp bead 126 may be magnetically attracted to and fixed with the second positioning magnet 133 of the bottom plate 121 through the first positioning magnet 132, it can be understood that the position of the second positioning magnet 133 on the bottom plate 121 corresponds to the position of the positioning hole 127, so that the lamp bead 126 located in the positioning hole 127 may be magnetically attracted to and fixed with the second positioning magnet 133 through the first positioning magnet 132, and it is required that the second positioning magnet 133 may be only disposed at the position corresponding to the positioning hole 127, or the second positioning magnet 133 may be disposed on the entire bottom plate 121, and the designer may select to set according to the actual situation.
When the lamp panel 120 is assembled, the bottom plate 121 is fixed, the limiting module 122 is installed on the bottom plate 121, one end of the elastic piece 125 is abutted against the first electromagnet 123, the other end is abutted against the second electromagnet 124, after the limiting module 122 is installed, a plurality of lamp beads 126 are poured into the surface of the limiting module 122, the number of the lamp beads 126 is slightly larger than that of the positioning holes 127, the first electromagnet 123 and the second electromagnet 124 are electrified, the first electromagnet 123 and the second electromagnet 124 attract each other to squeeze the elastic piece 125 to generate elastic deformation, the first electromagnet 123 and the second electromagnet 124 are continuously electrified to repeatedly generate elastic deformation to drive the second electromagnet 124 to move up and down, the lamp beads 126 on the limiting module 122 are continuously dithered to enable the lamp beads 126 to fall into the positioning holes 127, the lamp beads 126 in the positioning holes 127 are magnetically attracted and fixed through the first positioning magnet 132 and the second positioning magnet 133, after the lamp beads 126 of the whole lamp panel 120 are installed, the bottom plate 121 is directly reversed, the lamp beads 126 installed in the positioning holes 127 are magnetically attracted and fixed on the bottom plate 121 under the action of the first positioning magnet 132 and the second positioning magnet 133, and the lamp beads 126 which are not installed in the positioning holes 127 can be directly separated from the limiting module 122, so that redundant lamp beads 126 can be conveniently and rapidly taken out from the lamp panel 120, the operation is simple, the size of the MINILED lamp beads is small when the lamp panel 120 is particularly used, if the lamp beads 126 are damaged possibly due to time and labor consumption in a manual pickup mode, and the lamp beads 126 can be quickly taken out without damage to the lamp beads 126 by adopting the method of the embodiment.
Further, in order to save time required for assembling the lamp panel 120 of the present application, the limiting module 122 is provided with a plurality of partitions 144, a plurality of positioning holes 127 are provided in one partition 144, a frame 136 is provided between a plurality of partitions 144, the frame 136 is made of transparent material, the partitions 144 are the same in size, after the partitions 144 are divided, when the lamp beads 126 are installed, only a slightly larger number of the lamp beads 126 than the positioning holes 127 in the partitions 144 need to be paved in the partitions 144, and then the on-off of the first electromagnets 123 and the second electromagnets 124 are controlled by a control chip, so that the lamp beads 126 shake to fall into the positioning holes 127 to complete the installation, and compared with the scheme without partitions, the lamp beads 126 are prevented from being gradually concentrated in a partial region in the shake, so that the lamp beads 126 are not installed in the partial region of the lamp panel 120, and the time required for the assembly is increased; meanwhile, the frame 136 for partitioning is made of transparent material, so that the situation that the frame 136 shields the light emitted by the lamp beads 126 when the lamp panel 120 is used is avoided, and the display brightness of the lamp panel 120 is uneven.
In this embodiment, the height of the positioning hole 127 is smaller than the height of the lamp bead 126, and when the lamp bead 126 is connected to the bottom plate 121, the lamp cap 128 and the second electromagnet 124 are spaced apart; after the lamp bead 126 is assembled, the first electromagnet 123 and the second electromagnet 124 can be powered off, at this time, the lamp bead 126 is fixed on the bottom plate 121 through the first positioning magnet 132 and the second positioning magnet 133, and the lamp bead 126 cannot be separated from the positioning hole 127; the height of the lamp bead 126 is required to be higher than the height of the positioning hole 127 when the first electromagnet 123 and the second electromagnet 124 are in the power-off state, so as to avoid the situation that the lamp bead 126 is separated from the bottom plate 121 due to the fact that the second electromagnet 124 ejects the lamp bead 126 out of the positioning hole 127 when the first electromagnet 123 and the second electromagnet 124 are in the power-off state; if the height of the bead 126 is lower than the height of the positioning hole 127 when the first electromagnet 123 and the second electromagnet 124 are in the power-off state, and is higher than the height of the positioning hole 127 when the first electromagnet 123 and the second electromagnet 124 are in the power-on state, when the lamp panel 120 is in the power-off state, the first electromagnet 123 and the second electromagnet 124 still need to keep the power-on state, so that the separation of the bead 126 and the bottom plate 121 caused by the ejection of the bead 126 from the positioning hole 127 by the second electromagnet 124 is avoided, and at this time, a storage battery specially supplying power to the first electromagnet 123 and the second electromagnet 124 in the power-off state can be arranged in the lamp panel 120, so that the first electromagnet 123 and the second electromagnet 124 can keep the power-on state even if still in the power-off state, and the elastic member 125 is extruded to generate elastic deformation; when the height of the lamp bead 126 is lower than the height of the positioning hole 127 when the first electromagnet 123 and the second electromagnet 124 are in the power-off state, the lamp bead 126 to be replaced can be conveniently detached, the first electromagnet 123 and the second electromagnet 124 are switched to the power-off state, the second electromagnet 124 can gradually move towards the direction away from the first electromagnet 123 under the action of the elastic piece 125, and the lamp bead 126 is driven to be separated from the bottom plate 121 so as to be convenient for replacing the lamp bead 126; it should be noted that, the designer may select the height of the lamp bead 126 according to the actual requirement, and the height of the lamp bead 126 may be higher than the height of the positioning hole 127 when the first electromagnet 123 and the second electromagnet 124 are in the power-off state, or may be lower than the height of the positioning hole 127 when the first electromagnet 123 and the second electromagnet 124 are in the power-off state, and only the setting of maintaining the power-on state of the first electromagnet 123 and the second electromagnet 124 in the power-off state is needed correspondingly as described above.
Further, as shown in fig. 6, the display module 100 further includes a QD quantum film 139, a lower diffusion plate 140, a lower prism plate 141, an upper prism plate 142, and an upper diffusion plate 143 that are sequentially arranged, the display module 100 further includes a display panel 110, the display panel 110 is located at one end of the upper diffusion plate 143 away from the upper prism plate 142, a step surface is disposed on the glue frame 138, and the QD quantum film 139, the lower diffusion plate 140, the lower prism plate 141, the upper prism plate 142, and the upper diffusion plate 143 are bent and disposed corresponding to the step surface on the glue frame 138, as shown in fig. 6, so that the QD quantum film 139, the lower diffusion plate 140, the lower prism plate 141, the upper prism plate 142, and the upper diffusion plate 143 are fixed more firmly, wherein the QD quantum film 139, the lower diffusion plate 140, the lower prism plate 141, the upper prism plate 142, and the upper diffusion plate 143 may be fixed by using adhesive tape and screws to increase the bending firmness of the lamp plate 120; therefore, when the lamp panel 120 of the embodiment is applied to a vehicle-mounted display screen or other outdoor mobile display screens, the lamp panel 120 has a firmer lamp panel structure, and can adapt to bumpy environments with different road conditions or increase the anti-falling capability.
As shown in fig. 8, as a second embodiment of the present application, a manufacturing method is disclosed, which is applied to a lamp panel as described above, the manufacturing method including the steps of:
installing a limiting module on the bottom plate;
paving lamp beads on the limiting module;
controlling the first electromagnet and the second electromagnet to be powered on and powered off so as to shake the lamp beads to enable the lamp beads to fall into the positioning holes until the lamp beads are installed in each positioning hole; and
controlling the first electromagnet and the second electromagnet to reverse the lamp panel after being electrified so as to separate the redundant lamp beads from the lamp panel;
when the first electromagnet and the second electromagnet are electrified, the first electromagnet and the second electromagnet attract each other to squeeze and deform the elastic piece, so that the lamp beads are connected with the bottom plate.
The manufacturing method of the embodiment is used for assembling the lamp panel 120, the lamp beads 126 of the lamp panel 120 are easy to operate during installation, the first electromagnet 123 and the second electromagnet 124 are controlled by switching on and off after the lamp beads 126 are paved on the surface of the limiting module 122, the lamp beads 126 are enabled to continuously shake until falling into the positioning holes 127, the installation can be completed without setting additional solution and other operations, the installation of the lamp beads 126 can be completed only by means of the parts of the lamp panel 120, and the automatic installation of the lamp beads 126 is facilitated.
As shown in fig. 9, as a third embodiment of the present application, a display device 300 is disclosed, the display device 300 includes a display module 100 and a complete machine housing 200, the display module 100 includes the lamp panel 120 as described above; when the display device 300 of this embodiment is assembled with the lamp beads 126, the operation is simple, the lamp beads 126 need only be spread on the surface of the limiting module 122, the first electromagnet 123 and the second electromagnet 124 are controlled by on-off, so that the lamp beads 126 continuously shake until falling into the positioning holes 127, the installation of the lamp beads 126 can be completed, no additional solution or other operations need to be set, and the installation of the lamp beads 126 can be completed only by means of the components of the display device 300.
It should be noted that, the limitation of each step in the present solution is not to be considered as limiting the sequence of steps on the premise of not affecting the implementation of the specific solution, and the steps written in the previous step may be executed before, may be executed after, or may even be executed simultaneously, so long as the implementation of the present solution is possible, all should be considered as falling within the protection scope of the present application.
The technical scheme of the application can be widely applied to various display panels, such as TN (Twisted Nematic) display panels, IPS (In-Plane Switching) display panels, VA (Vertical Alignment) display panels, MVA (Multi-Domain Vertical Alignment) display panels, and of course, other types of display panels, such as OLED (Organic Light-Emitting Diode) display panels, can be also applied to the scheme.
It should be noted that, the inventive concept of the present application may form a very large number of embodiments, but the application documents have limited space and cannot be listed one by one, so that on the premise of no conflict, the above-described embodiments or technical features may be arbitrarily combined to form new embodiments, and after the embodiments or technical features are combined, the original technical effects will be enhanced.
The foregoing is a further detailed description of the present application in connection with specific alternative embodiments, and it is not intended that the practice of the present application be limited to such descriptions. It should be understood that those skilled in the art to which the present application pertains may make several simple deductions or substitutions without departing from the spirit of the present application, and all such deductions or substitutions should be considered to be within the scope of the present application.
Claims (10)
1. The utility model provides a lamp plate, is applied to in the display module assembly, its characterized in that, the lamp plate includes:
a bottom plate;
the limiting module is arranged on the bottom plate and comprises an elastic piece, a first electromagnet and a second electromagnet, wherein the elastic piece is arranged between the first electromagnet and the second electromagnet, one end of the first electromagnet is in contact with the bottom plate, the other end of the first electromagnet is in contact with the elastic piece, one end of the second electromagnet is in contact with the elastic piece, the other end of the second electromagnet is far away from the bottom plate, and a plurality of positioning holes are further formed in the limiting module, and each positioning hole comprises a first positioning hole formed in the first electromagnet and a second positioning hole formed in the second electromagnet; the method comprises the steps of,
the lamp beads are arranged in a plurality of positions, and the lamp beads are respectively arranged in the positioning holes;
when the first electromagnet and the second electromagnet are electrified, the first electromagnet and the second electromagnet attract each other to squeeze and deform the elastic piece, so that the lamp beads are connected with the bottom plate.
2. The lamp panel according to claim 1, wherein the lamp bead comprises a lamp cap and a lamp body, one end of the lamp body is provided with a connecting pin, the other end of the lamp body is connected with the lamp cap, and the bottom plate is provided with a connecting hole corresponding to the connecting pin of the lamp bead;
when the lamp beads are connected with the bottom plate, the connecting pins are connected with the connecting holes.
3. The lamp panel according to claim 2, wherein a first positioning magnet is arranged at one end of the lamp body, which is provided with a connecting pin, and a second positioning magnet is arranged on the bottom plate, and when the lamp beads are connected with the bottom plate, the first positioning magnet and the second positioning magnet attract each other.
4. The lamp panel according to claim 1, wherein the bottom plate is provided with a magnetic induction coil, and the lamp beads are provided with induction pieces matched with the magnetic induction coil;
when the lamp beads are connected with the bottom plate, the magnetic induction coils and the induction pieces form electromagnetic induction connection.
5. The lamp panel according to claim 2, wherein a cross section of the lamp body along a direction from the first electromagnet to the second electromagnet is rectangular, a cross section of the lamp cap along a direction from the first electromagnet to the second electromagnet is semicircular, a length dimension of the lamp body is identical to a width dimension, and a height dimension of the lamp body is larger than the length dimension.
6. The lamp panel according to claim 1, wherein the limiting module is provided with a plurality of partitions, a plurality of positioning holes are formed in one partition, and a frame body is arranged between a plurality of partitions;
the frame body is made of transparent materials, and the sizes of the partitions are the same.
7. The lamp panel of claim 1, further comprising a control chip, wherein the display module comprises a glue frame, the glue frame is arranged on the bottom plate and located at the periphery of the limiting module, the control chip is mounted on the glue frame and connected with the first electromagnet and the second electromagnet, and the control chip is used for controlling the on-off of the first electromagnet and the second electromagnet.
8. The lamp panel of claim 2, wherein the positioning hole has a height smaller than a height of the lamp bead, and the lamp cap is spaced from the second electromagnet when the lamp bead is connected to the base plate.
9. A method of manufacturing a lamp panel according to any one of claims 1 to 8, comprising the steps of:
installing a limiting module on the bottom plate;
paving lamp beads on the limiting module;
controlling the first electromagnet and the second electromagnet to be powered on and powered off so as to shake the lamp beads to enable the lamp beads to fall into the positioning holes until the lamp beads are installed in each positioning hole; and
controlling the first electromagnet and the second electromagnet to reverse the lamp panel after being electrified so as to separate redundant lamp beads;
when the first electromagnet and the second electromagnet are electrified, the first electromagnet and the second electromagnet attract each other to squeeze and deform the elastic piece, so that the lamp beads are connected with the bottom plate.
10. A display device comprising a display module and a complete machine housing, the display module comprising a lamp panel according to any one of claims 1 to 8.
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| CN202310591493.XA CN116312280B (en) | 2023-05-24 | 2023-05-24 | Lamp panel, manufacturing method of lamp panel and display device |
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| CN116312280B (en) | 2023-08-25 |
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