CN112936067A

CN112936067A - MicroLED display panel

Info

Publication number: CN112936067A
Application number: CN202110141209.XA
Authority: CN
Inventors: 肖志宏
Original assignee: Natzer New Material Technology Suzhou Co ltd
Current assignee: Qingwo Precision Instrument Suzhou Co ltd
Priority date: 2021-04-13
Filing date: 2021-04-13
Publication date: 2021-06-11
Anticipated expiration: 2041-04-13
Also published as: CN112936067B

Abstract

The invention discloses a micro LED display panel, and relates to the technical field of LED display. According to the invention, through the humidifying mechanism, when the temperature sensor detects that the temperature below the main body is higher than the preset value, the humidifier is controlled to work, the humidifier conveys water in the humidifying cavity to the interior of the humidifying pipe, and the water is sprayed through the pores on the clamping house on the outer wall of the humidifying pipe, so that a relatively humid environment is formed below the main body, the humid environment is inconvenient for generating static electricity, the generation of the static electricity is avoided, a relatively good antistatic effect is further achieved on the main body, and when the humidity sensor detects that the temperature in the air below the main body reaches the preset value, the humidifier is controlled to stop working, so that the normal operation of the main body is ensured.

Description

MicroLED display panel

Technical Field

The invention relates to the technical field of LED display, in particular to a micro LED display panel.

Background

The display principle of the MicroLED is that the LED structure is designed to be thinned, miniaturized and arrayed, and the size of the MicroLED is only about 1-10 mu m grade; then, transferring the micro LEDs to a circuit substrate in batch, wherein the substrate can be a hard and soft (transparent and opaque) substrate; and then, the physical deposition process is utilized to complete the protection layer and the upper electrode, so that the packaging of the upper substrate can be carried out, the micro LED display with a simple structure is completed, the surface of a wafer of the display is required to be manufactured into an array structure like an LED display, each point pixel is required to be controlled and independently driven to light, and a display panel formed by the display is an important component of the micro LED.

The rate of apples is that MicroLEDs are firstly carried on a new generation Apple Watch, an LED display panel and the inner wall of a shell of the intelligent Watch are mostly pasted and sealed by glue, thereby preventing the external water from being cut off, and the LED display panel is troublesome to disassemble and clean the colloid in the later period, meanwhile, because the LED display panel and the intelligent handle shell are in a sealed environment, when the LED works, and a large amount of heat is generated inside the watch case, so that the glue is melted and enters the inside of the LED circuit board to cause circuit failure, meanwhile, external moisture enters along with a gap between the LED display panel and the watch case, in addition, the circuit board inside the LED display panel is in a closed, stable and dry environment, so that electrostatic production is easy to cause, and more electrostatic charges easily cause short circuit between the circuit boards, thereby causing the LED display panel to work abnormally.

Disclosure of Invention

The invention aims to: in order to solve the problems that in the prior art, the fixing effect of an LED display panel and a watch case is poor, static electricity is easy to generate, and heat dissipation is not convenient, a micro LED display panel is provided.

In order to achieve the purpose, the invention provides the following technical scheme: a micro LED display panel comprises a main body, wherein a glass screen is arranged at the top end of the main body, two groups of heat collection frames are arranged at the bottom end of the main body, heat storage frames are arranged at the bottom ends of the two groups of heat collection frames, clamping mechanisms are arranged on the outer walls of the heat storage frames, a plurality of groups of heat dissipation mechanisms are arranged on the outer walls of the heat storage frames below the clamping mechanisms, ventilation pipes are arranged at one ends of the heat storage frames, humidifying mechanisms connected with the inner walls of the heat collection frames are arranged on the inner sides of the two groups of heat storage frames, and two groups of ventilation pipes are arranged;

the clamping mechanism comprises two groups of supporting seats connected with the outer wall of the heat storage frame, a spring frame extending into the heat storage frame is arranged at one end of each supporting seat, two groups of rotating pieces are arranged at one ends of the supporting seats far away from the heat storage frame, a rotating seat is arranged at the position where each rotating piece is in contact with the corresponding supporting seat, a limiting cylinder extending into the heat storage frame is arranged between the two groups of supporting seats, and an expansion bag is arranged at the end part of the limiting cylinder, which is positioned outside the heat storage frame;

the heat dissipation mechanism comprises a heat dissipation hole connected with the outer wall of the heat storage frame, a limiting frame is arranged inside the heat dissipation hole, a closed disc extending to the inside of the inner wall of the heat dissipation hole is arranged inside the heat dissipation hole, a reset spring connected with the heat dissipation hole is arranged on the outer wall of the closed disc, a fan disc is arranged above the closed disc, the outer wall of the fan disc extends to the inside of the inner wall of the heat dissipation hole, a sleeve disc extending to the inside of the fan disc is arranged at the top end of the closed disc, a plurality of groups of holes II are arranged inside the sleeve disc, a hole I staggered with the hole II is arranged on the outer wall of the fan disc, a moving cone extending to the outer side of the end portion of the limiting frame is arranged inside the limiting frame, and one end of the moving;

humidification mechanism is including two sets of collection frames that thermal-arrest frame bottom is connected, and is provided with the ventilated membrane between two sets of collection frames, and is two sets of the inboard of thermal-arrest frame is provided with two sets of humidification chambeies, and adds the intracavity side and be provided with multiunit humidifying pipe, the outer wall of humidifying pipe has cup jointed the closed ring, and the both ends of humidifying pipe are provided with the multiunit humidifier of being connected with humidification chamber.

Preferably, a plurality of groups of connecting holes are arranged at two ends of the main body, and the plurality of groups of connecting holes are electrically connected with external electric elements through wires.

Preferably, the inner wall of the rotating piece is provided with a convex strip contacting with the outer wall of the expansion bag, and the inside of the expansion bag is provided with a heat conducting core group extending to the inside of the heat storage frame.

Preferably, the outer wall of the swivel mount is sleeved with a torsion spring extending to the inside of the rotating piece, and the outer wall of the rotating piece is provided with a multi-clamping cone.

Preferably, the ventilation pipe is internally provided with a one-way rotating disc, and the heat storage frame is internally provided with a liquid conveying pipe extending to the humidifying cavity.

Preferably, one end of the movable cone extends to the inside of the closed disc, a groove is formed in the contact position of the closed disc and the movable cone, a plurality of groups of balls are arranged on the outer wall of the sleeve disc, and a rubber air bag in contact with the movable cone is arranged inside the limiting frame.

Preferably, the outer wall of the humidifying pipe is provided with a plurality of pores, the outer wall of the humidifying cavity is provided with a humidity sensor, and one side of the humidity sensor is provided with a temperature sensor.

Preferably, the collecting frame is provided with a convex plate, a water tank is arranged at the contact position of the convex plate and the collecting frame, and the water tank is communicated with the humidifying cavity through a water pipe.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention presses the main body into a groove arranged on the watch case through a clamping mechanism, a heat storage cavity and a heat collection frame, the inner wall of the groove extrudes a spring frame through a rotary sheet to compress and enter the heat storage frame, after the main body completely enters the groove, the spring frame resets and pushes the rotary sheet to extend out and enter the groove arranged through a support seat, thereby fixing the main body and the watch case, the heat in the heat storage cavity is transmitted to the inside of an expansion bag through a heat conducting core, the heated volume of the expansion bag is enlarged to push the rotary sheet to rotate around a rotary seat to be clamped with the groove of the watch case, thereby tightly fixing the main body and the watch case, when the main body is disassembled, a one-way rotary disc in a ventilation pipe is clamped, external cold air enters, the expansion bag is restored, the rotary sheet is separated from the groove of the watch case, and the main body is vertically pulled upwards to be separated from the watch case, thereby achieving the effect of convenient assembly, the main body is convenient to maintain and replace at the later stage;

2. according to the invention, through the humidifying mechanism, when the temperature sensor detects that the temperature below the main body is higher than a preset value, the humidifier is controlled to work, the humidifier conveys water in the humidifying cavity to the interior of the humidifying pipe and sprays water through the pores on the clamping house on the outer wall of the humidifying pipe, so that a relatively humid environment is formed below the main body, the humid environment is inconvenient for generating static electricity, the generation of the static electricity is stopped, a relatively good antistatic effect is further achieved on the main body, and when the humidity sensor detects that the temperature in the air below the main body reaches the preset value, the humidifier is controlled to stop working, so that the normal operation of the main body is ensured;

3. through the heat dissipation mechanism, the heat storage cavity and the heat collection frame, when the heat in the heat storage frame is too large, the heat in the heat storage frame is transferred to the inside of the rubber air bag, after the rubber air bag absorbs a certain amount of heat, the small particles in the rubber air bag move to accelerate and drive the rubber air bag to check the body to be large, the rubber air bag pushes the moving cone to extend into the sealing disc, the outer wall of the moving cone extrudes the fan disc to move towards one side far away from the sealing disc, meanwhile, the sealing disc moves towards one side far away from the fan disc, and the first hole is communicated with the second hole, so that the heat in the heat storage cavity is discharged through the first hole and the second hole, the effect of quickly cooling and dissipating the heat of the main body is achieved, after a certain amount of heat in the heat storage cavity is discharged, the volume of the rubber air bag shrinks, the reset spring pushes the sealing disc to be tightly jointed with the fan disc to prevent external dust from entering, the body can then be held securely in connection with the watch case.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a bottom perspective view of the present invention;

FIG. 3 is a diagram of a humidifying mechanism of the present invention;

FIG. 4 is an internal view of a humidifying structure of the present invention;

FIG. 5 is an external view of the engaging mechanism of the present invention;

FIG. 6 is a cut-away view of the heat dissipation mechanism of the present invention;

FIG. 7 is a perspective view of the containment tray of the present invention;

fig. 8 is a diagram of a closed tray mechanism of the present invention.

In the figure: 1. a main body; 2. a glass screen; 3. a heat collection frame; 4. a clamping mechanism; 41. a supporting seat; 42. A rotating sheet; 43. a limiting cylinder; 44. an inflation bladder; 45. rotating; 46. a spring frame; 5. a vent pipe; 6. A heat dissipation mechanism; 61. heat dissipation holes; 62. a fan disc; 63. a closed tray; 64. a return spring; 65. moving the cone; 66. a limiting frame; 67. a first hole; 68. a second hole; 69. sleeving a disc; 7. a humidifying mechanism; 71. a humidification chamber; 72. a humidifier; 73. a humidifying pipe; 74. a closed ring; 75. a gas permeable membrane; 76. a collection frame; 8. A heat storage frame.

Detailed Description

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

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention based on its overall structure.

Referring to fig. 1-8, a micro led display panel includes a main body 1, a glass screen 2 is disposed on the top of the main body 1, two sets of heat collecting frames 3 are disposed on the bottom of the main body 1, heat storage frames 8 are disposed on the bottoms of the two sets of heat collecting frames 3, a clamping mechanism 4 is disposed on the outer wall of each heat storage frame 8, a plurality of sets of heat dissipation mechanisms 6 are disposed on the outer wall of each heat storage frame 8 below the clamping mechanism 4, a ventilation pipe 5 is disposed at one end of each heat storage frame 8, and a humidification mechanism 7 connected to the inner wall of each heat collecting frame 3 is disposed on the inner side of each heat storage;

the clamping mechanism 4 comprises two groups of supporting seats 41 connected with the outer wall of the heat storage frame 8, one ends of the supporting seats 41 are provided with spring frames 46 extending into the heat storage frame 8, one ends of the supporting seats 41 far away from the heat storage frame 8 are provided with two groups of rotating pieces 42, a rotating seat 45 is arranged at the contact position of the rotating pieces 42 and the supporting seats 41, a limiting cylinder 43 extending into the heat storage frame 8 is arranged between the two groups of supporting seats 41, and the end part of the limiting cylinder 43 is positioned outside the heat storage frame 8 and is provided with an expansion bag 44;

the heat dissipation mechanism 6 comprises a heat dissipation hole 61 connected with the outer wall of the heat storage frame 8, a limiting frame 66 is arranged inside the heat dissipation hole 61, a closed disc 63 extending to the inside of the inner wall of the heat dissipation hole 61 is arranged inside the heat dissipation hole 61, a reset spring 64 connected with the heat dissipation hole 61 is arranged on the outer wall of the closed disc 63, a fan disc 62 above the closed disc 63 is arranged, the outer wall of the fan disc 62 extends to the inside of the inner wall of the heat dissipation hole 61, a sleeve disc 69 extending to the inside of the fan disc 62 is arranged at the top end of the closed disc 63, a plurality of groups of No. two holes 68 are arranged inside the sleeve disc 69, a No. one hole 67 dislocated with the No. two holes 68 is arranged on the outer wall of the fan disc 62, a moving cone 65 extending to the outer side of the end of the limiting frame 66 is arranged;

the humidifying mechanism 7 comprises two groups of collecting frames 76 connected with the bottom end of the heat collecting frame 3, a breathable film 75 is arranged between the two groups of collecting frames 76, two groups of humidifying cavities 71 are arranged on the inner sides of the two groups of heat collecting frames 3, a plurality of groups of humidifying pipes 73 are arranged on the inner sides of the humidifying cavities 71, sealing rings 74 are sleeved on the outer walls of the humidifying pipes 73, and a plurality of groups of humidifiers 72 connected with the humidifying cavities 71 are arranged at the two ends of the humidifying pipes 73.

Please refer to fig. 1 and 2, the main body 1 has a plurality of sets of connection holes at two ends thereof, and the plurality of sets of connection holes are electrically connected to an external electrical component through a conductive wire, so as to facilitate the electrical connection between the main body 1 and the watch, thereby enabling the main body 1 to work normally.

Please refer to fig. 1 and 5, the inner wall of the rotating plate 42 is provided with a protruding strip contacting with the outer wall of the expansion bag 44, and the inside of the expansion bag 44 is provided with a heat conducting core set extending to the inside of the heat storage frame 8, so as to facilitate the utilization of the heat inside the heat storage frame 8, thereby playing a certain role in cooling and dissipating heat for the main body 1.

Please refer to fig. 1 and 5, the outer wall of the rotation base 45 is sleeved with a torsion spring extending to the inside of the rotation piece 42, and the outer wall of the rotation piece 42 is provided with a plurality of cones, so that the expansion bag 44 pushes the rotation piece 42 to be engaged with the watch case, and the gap between the main body 1 and the watch case is sealed.

Please refer to fig. 1 and 2, the ventilation tube 5 is provided with a unidirectional rotating disc inside to prevent dust from entering and causing short circuit of the main body 1, and the heat storage frame 8 is provided with a liquid transport tube extending to the interior of the humidification chamber 71 to facilitate liquid transport to the interior of the humidification chamber 71.

Please refer to fig. 6, fig. 7 and fig. 8, one end of the moving cone 65 extends to the inside of the sealing disc 63, and the contact position between the sealing disc 63 and the moving cone 65 is provided with a groove, so that the first hole 67 and the second hole 68 of the moving cone 65 are identical, the outer wall of the sleeve disc 69 is provided with a plurality of groups of balls, the friction between the sleeve disc 69 and the fan disc 62 is reduced, the durability is increased, and the inside of the limiting frame 66 is provided with a rubber air bag in contact with the moving cone 65, so that the moving cone 65 is pushed to extend out of the limiting frame 66.

Please refer to fig. 2 and 3, the outer wall of the humidifying pipe 73 is provided with a plurality of pores, the outer wall of the humidifying chamber 71 is provided with a humidity sensor, and one side of the humidity sensor is provided with a temperature sensor, so that a relatively humid environment is formed below the main body 1, thereby preventing static electricity from being generated.

Please refer to fig. 4, the collecting frame 76 is provided with a convex plate, a water tank is disposed at the contact position of the convex plate and the collecting frame 76, and the water tank is connected to the humidifying chamber 71 through a water pipe, so as to recycle the moisture sprayed from the humidifying pipe 73.

The working principle is as follows: when the device is used, firstly, a proper amount of water is injected into the humidifying cavity 71 through the vent pipe 5, when the main body 1 is installed, the main body 1 is pressed into a groove formed in a watch case, the inner wall of the groove extrudes the spring frame 46 through the rotary sheet 42 to be compressed and enter the heat storage frame 8, after the main body 1 completely enters the groove, the spring frame 46 resets and pushes the rotary sheet 42 to extend out through the supporting seat 41 and enter a clamping groove formed in the watch case, so that the main body 1 and the watch case are fixed, the heat in the heat storage frame 8 is transmitted to the inside of the expansion bag 44 through the heat conducting core, the heated volume of the expansion bag 44 is increased so as to push the rotary sheet 42 to rotate around the rotary seat 45 and be clamped with the clamping groove of the watch case, so that the main body 1 and the watch case are tightly fixed, when the main body 1 is disassembled, the one-way rotary disc in the vent pipe, the expansion bag 44 is restored in volume, the rotating sheet 42 is separated from the clamping groove of the watch case, the main body 1 is vertically pulled upwards to be separated from the watch case, the effect of convenient installation and disassembly of the main body 1 and the watch case is achieved, the main body is convenient to maintain and replace at the later stage, the heat collection frame 3 conveys heat generated by the work of the main body 1 to the inside of the heat storage frame 8, when the heat inside the heat storage frame 8 is overlarge, the heat inside the heat storage frame 8 is transferred to the inside of the rubber air bag in the limiting frame 66, after the rubber air bag absorbs certain heat, small particles inside the rubber air bag move to accelerate to drive the rubber air bag to carry out physical examination to be larger, the rubber air bag pushes the moving cone 65 to extend into the sealing disc 63, the outer wall of the moving cone 65 extrudes the fan disc 62 to move towards the side far away from the sealing disc 63, meanwhile, the sealing disc 63 moves towards the side far away from the fan disc 62, the first hole 67 is communicated with the second hole 68, and accordingly the, the effect of quickly cooling and radiating the heat storage frame 8 is achieved, after a certain amount of heat in the heat storage frame 8 is discharged, the volume of the rubber air bag is shrunk, the return spring pushes the sealing disc 63 to be tightly attached to the fan disc 62, so that the first hole 67 and the second hole 68 are staggered, external dust is prevented from entering, then the heat in the heat storage frame 8 can continuously convey the heat to the expansion bag 44, the main body 1 and the watch case can be kept connected and fixed, when the temperature sensor detects that the temperature below the main body 1 is higher than a preset value, the humidifier 72 is controlled to work, the humidifier 72 conveys water in the humidifying cavity 71 to the interior of the humidifying pipe 73, and the water is sprayed out through the pores clamped on the outer wall of the humidifying pipe 73, so that a humid environment is formed below the main body 1, the humid environment is inconvenient for generating static electricity, and the generation of static electricity is avoided, then, a better antistatic effect is achieved on the main body 1, and when the humidity sensor detects that the humidity in the air below the main body 1 reaches a preset value, the humidifier 72 is controlled to stop working, so that the normal operation of the main body 1 is ensured.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A MicroLED display panel, comprising a main body (1), characterized in that: the solar heat collector is characterized in that a glass screen (2) is arranged at the top end of the main body (1), two groups of heat collection frames (3) are arranged at the bottom end of the main body (1), heat storage frames (8) are arranged at the bottom ends of the two groups of heat collection frames (3), clamping mechanisms (4) are arranged on the outer walls of the heat storage frames (8), a plurality of groups of heat dissipation mechanisms (6) are arranged on the outer walls of the heat storage frames (8) below the clamping mechanisms (4), ventilation pipes (5) are arranged at one ends of the heat storage frames (8), and humidifying mechanisms (7) connected with the inner walls of the heat collection frames (3) are arranged on the inner sides of the;

the clamping mechanism (4) comprises two groups of supporting seats (41) connected with the outer wall of the heat storage frame (8), one ends of the supporting seats (41) are provided with spring frames (46) extending into the heat storage frame (8), one ends, far away from the heat storage frame (8), of the supporting seats (41) are provided with two groups of rotating pieces (42), contact positions of the rotating pieces (42) and the supporting seats (41) are provided with rotating bases (45), a limiting cylinder (43) extending into the heat storage frame (8) is arranged between the two groups of supporting seats (41), and the end part of the limiting cylinder (43) is positioned on the outer side of the heat storage frame (8) and is provided with an expansion bag (44);

the heat dissipation mechanism (6) comprises a heat dissipation hole (61) connected with the outer wall of the heat storage frame (8), a limiting frame (66) is arranged inside the heat dissipation hole (61), a closed disc (63) extending to the inside of the inner wall of the heat dissipation hole (61) is arranged inside the heat dissipation hole (61), a reset spring (64) connected with the heat dissipation hole (61) is arranged on the outer wall of the closed disc (63), a fan disc (62) is arranged above the closed disc (63), the outer wall of the fan disc (62) extends to the inside of the inner wall of the heat dissipation hole (61), a sleeve disc (69) extending to the inside of the fan disc (62) is arranged at the top end of the closed disc (63), a plurality of groups of second holes (68) are arranged inside the sleeve disc (69), a first hole (67) staggered with the second hole (68) is arranged on the outer wall of the fan disc (62), and a moving cone (65) extending to the outer side of the end portion of the limiting frame (66) is arranged inside the, one end of the movable cone (65) extends to the inside of the closed disc (63);

humidification mechanism (7) are including two sets of collection frame (76) that thermal-arrest frame (3) bottom is connected, and are provided with ventilated membrane (75) between two sets of collection frame (76), and are two sets of the inboard of thermal-arrest frame (3) is provided with two sets of humidification chamber (71), and humidification chamber (71) inboard is provided with multiunit humidification pipe (73), the outer wall of humidification pipe (73) has cup jointed sealed ring (74), and the both ends of humidification pipe (73) are provided with multiunit humidifier (72) of being connected with humidification chamber (71).

2. A micro led display panel according to claim 1, wherein: the main body (1) is provided with a plurality of groups of connecting holes at two ends, and the plurality of groups of connecting holes are electrically connected with external electric elements through wires.

3. A micro led display panel according to claim 1, wherein: the inner wall of the rotating sheet (42) is provided with a convex strip which is in contact with the outer wall of the expansion bag (44), and the inside of the expansion bag (44) is provided with a heat conducting core group which extends to the inside of the heat storage frame (8).

4. A micro led display panel according to claim 1, wherein: the outer wall of swivel mount (45) cup joints the inside torsional spring that extends to revolving fragment (42), and the outer wall of revolving fragment (42) is provided with many calories of cones.

5. A micro led display panel according to claim 1, wherein: the inside of ventilation pipe (5) is provided with one-way carousel, and the inside of heat-retaining frame (8) is provided with the transfer line that extends to humidification chamber (71) inside.

6. A micro led display panel according to claim 1, wherein: one end of the movable cone (65) extends to the inside of the closed disc (63), a groove is formed in the contact position of the closed disc (63) and the movable cone (65), a plurality of groups of balls are arranged on the outer wall of the sleeve disc (69), and a rubber air bag in contact with the movable cone (65) is arranged inside the limiting frame (66).

7. A micro led display panel according to claim 1, wherein: the outer wall of the humidifying pipe (73) is provided with a plurality of pores, the outer wall of the humidifying cavity (71) is provided with a humidity sensor, and one side of the humidity sensor is provided with a temperature sensor.

8. A micro led display panel according to claim 1, wherein: the collecting frame (76) is provided with a convex plate, a water tank is arranged at the contact position of the convex plate and the collecting frame (76), and the water tank is communicated with the humidifying cavity (71) through a water pipe.