CN215987919U - Booth is apart from LED display screen with high-efficient heat dissipation face guard - Google Patents
Booth is apart from LED display screen with high-efficient heat dissipation face guard Download PDFInfo
- Publication number
- CN215987919U CN215987919U CN202121349251.2U CN202121349251U CN215987919U CN 215987919 U CN215987919 U CN 215987919U CN 202121349251 U CN202121349251 U CN 202121349251U CN 215987919 U CN215987919 U CN 215987919U
- Authority
- CN
- China
- Prior art keywords
- led display
- display screen
- module
- small
- heat dissipation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The utility model discloses a small-spacing LED display screen with a high-efficiency heat dissipation mask, which comprises: the method comprises the following steps: the solar energy outdoor environment protection device comprises a mounting frame, a protection mechanism, a high-efficiency heat dissipation mask, a cleaning mechanism, a power supply module, a solar cell panel, a brightness acquisition module, a sound acquisition module, a weather acquisition module, a switch module, a sound module and a control module.
Description
Technical Field
The utility model relates to the technical field of LED display screens, in particular to a small-spacing LED display screen with a high-efficiency heat dissipation mask.
Background
Along with the development of LED technique, LED range of application is bigger and bigger, at city center square, shopping center, the government, the mechanism of doing affairs such as bank has all set up LED, present LED quality is big, and the thickness of module board also increases, and LED adopts integrated packaging structure in addition, and a lot of control system, power, fan are all integrated to the LED screen in, have increased LED's thickness, and the equipment is also inconvenient moreover, is blown away by wind easily in taking place strong wind weather, produces the potential safety hazard. When no one is available, the switch is opened for a long time, which causes resource waste. Meanwhile, the LED positioned outdoors is influenced by the continuous change of an outdoor light source, so that the LED is easily seen unclearly when the ambient light intensity is high, and the problem of dazzling can occur when the ambient light is weak.
The existing LED display screen is poor in heat dissipation function, and a circuit is often burnt due to overhigh temperature, so that the safety factor is low.
SUMMERY OF THE UTILITY MODEL
The utility model provides a small-spacing LED display screen with an efficient heat dissipation mask, which can realize brightness adjustment and can perform safety protection on the display screen through a safety protection structure. The heat generated by the small-distance LED display screen is taken away through the high-efficiency heat-radiating mask, so that the safe use is ensured.
The utility model provides a booth apart from LED display screen with high-efficient heat dissipation face guard, includes: mounting bracket, protection machanism, high-efficient heat dissipation face guard, clean mechanism, power module, solar energy group, luminance acquire module, sound acquisition module, weather acquisition module, switch module, stereo set module, control module, clean module, protective structure, its characterized in that:
high-efficient heat dissipation face guard includes: the device comprises a servo motor, a centrifugal fan, a heat absorption pipe, a heat radiation fin, a refrigeration box and a temperature sensor; the centrifugal fan is positioned on the back of the small-spacing LED display screen and drives the centrifugal fan to rotate through the servo motor, so that heat generated by the small-spacing LED display screen is taken away; the heat absorption pipe is positioned on the back surface of the small-spacing LED display screen and is matched with the centrifugal fan for use, so that heat generated by the small-spacing LED display screen is taken away; the refrigeration box is used for reducing the temperature in the space of the efficient heat dissipation mask;
the small-space LED display screen is arranged inside the mounting rack, and the top of the mounting rack is provided with a protection mechanism;
the protective structure includes: the LED display screen comprises tempered glass, a protective block and cushion pads, wherein the cushion pads surround the left side, the right side, the rear side and the lower side of the small-spacing LED display screen; the protection blocks are sleeved at four corners of the small-space LED display screen, and protection pads are arranged on the outer walls of the protection blocks; the shape of the protection block is 7-shaped;
the cleaning module comprises a lifting slide bar and a water spray nozzle, the left end and the right end of the lifting slide bar are respectively and fixedly connected with the opposite sides of the two moving blocks, one side of the lifting slide bar, which is close to the small-spacing LED display screen, is fixedly connected with a cleaning device, the cleaning device is in contact with the surface of the small-spacing LED display screen, and the water spray nozzle sprays water to the small-spacing LED display screen when the cleaning device cleans the LED display screen;
set up direct current converter between power module and booth apart from the LED display screen, simultaneously, power module has connected power controller through the battery, and power controller is connected to solar cell panel through the power cord, realizes charging apart from the LED display screen to the booth through solar cell panel, luminance obtains the module and includes that screen brightness obtains module and ambient brightness and obtains the module, sound obtains the module and is the sound level meter, weather obtains the module and includes that the EL type shakes electricity connection anemoscope and tipping bucket formula rain gauge, and the booth has passed through the data line apart from the LED display screen and has connected the stereo set module, the last speaker that has set up of stereo set module has connected power module through the power cord on the booth apart from the LED display screen, solar cell panel adopt monocrystalline silicon.
Therefore, the display screen can be powered by the solar energy set, so that the display screen can work when no commercial power is connected. And finally, the display screen is radiated through the high-efficiency radiating mask, so that the display screen is prevented from being overheated. A cleaning module is further arranged to clean the display screen, so that the situation that the display is unclear due to outdoor dust is avoided.
In one possible design, the small-spacing LED display screen with the efficient heat dissipation mask further comprises an illumination module, the illumination module adopts a T5 fluorescent lamp, and the illumination module turns on the T5 fluorescent lamp when the ambient brightness is smaller than a preset value.
In one possible design, the small-spacing LED display screen with the efficient heat dissipation mask further comprises a WiFi antenna and a 5G signal module, and the WiFi antenna and the 5G signal module are electrically connected with the LED display panel.
In one possible design, the high efficiency heat dissipation mask further comprises: heat dissipation silica gel, ventilation groove.
Therefore, in the embodiment of the utility model, the brightness, the installation angle and the installation height of the LED display screen can be adjusted, and meanwhile, the LED display screen can be automatically switched on and off and the cleaning brush can be used for removing dust from the small-spacing LED display screen. Can also supply power through solar energy for the viewer can see the booth apart from LED display screen clearly and can adapt to different high demands outdoors, and reduce the potential safety hazard under the extreme weather.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a small-spacing LED display screen with an efficient heat dissipation mask according to an embodiment of the present invention;
FIG. 2 is a schematic view of the protective structure and high efficiency heat dissipating mask of the present invention;
FIG. 3 is a schematic diagram of the guard block of the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, 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.
The terms "first," "second," and the like in the description and claims of the present invention and in the above-described drawings are used for distinguishing between different objects and not for describing a particular order. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or modules is not limited to the listed steps or modules but may alternatively include other steps or modules not listed or inherent to such process, method, article, or apparatus.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the utility model. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
The following is a detailed description of specific embodiments.
Referring to fig. 1, fig. 1 is a small-spacing LED display screen with a high-efficiency heat dissipation mask according to an embodiment of the present invention, including: mounting bracket, protection machanism, high-efficient heat dissipation face guard, clean mechanism, power module, solar energy group, luminance acquire module, sound acquisition module, weather acquisition module, switch module, stereo set module, control module, clean module, protective structure, high-efficient heat dissipation face guard includes: the device comprises a servo motor, a centrifugal fan, a heat absorption pipe, a heat radiation fin, a refrigeration box and a temperature sensor; the centrifugal fan is positioned on the back of the small-spacing LED display screen and drives the centrifugal fan to rotate through the servo motor, so that heat generated by the small-spacing LED display screen is taken away; the heat absorption pipe is positioned on the back surface of the small-spacing LED display screen and is matched with the centrifugal fan for use, so that heat generated by the small-spacing LED display screen is taken away; the refrigeration box is used for reducing the temperature in the space of the efficient heat dissipation mask;
the small-space LED display screen is arranged inside the mounting rack, and the top of the mounting rack is provided with a protection mechanism;
the protective structure includes: the LED display screen comprises tempered glass, a protective block and cushion pads, wherein the cushion pads surround the left side, the right side, the rear side and the lower side of the small-spacing LED display screen; the protection blocks are sleeved at four corners of the small-space LED display screen, and protection pads are arranged on the outer walls of the protection blocks; the shape of the protection block is 7-shaped;
the cleaning module comprises a lifting slide bar and a water spray nozzle, the left end and the right end of the lifting slide bar are respectively and fixedly connected with the opposite sides of the two moving blocks, one side of the lifting slide bar, which is close to the small-spacing LED display screen, is fixedly connected with a cleaning device, the cleaning device is in contact with the surface of the small-spacing LED display screen, and the water spray nozzle sprays water to the small-spacing LED display screen when the cleaning device cleans the LED display screen;
set up direct current converter between power module and booth apart from the LED display screen, simultaneously, power module has connected power controller through the battery, and power controller is connected to solar cell panel through the power cord, realizes charging apart from the LED display screen to the booth through solar cell panel, luminance obtains the module and includes that screen brightness obtains module and ambient brightness and obtains the module, sound obtains the module and is the sound level meter, weather obtains the module and includes that the EL type shakes electricity connection anemoscope and tipping bucket formula rain gauge, and the booth has passed through the data line apart from the LED display screen and has connected the stereo set module, the last speaker that has set up of stereo set module has connected power module through the power cord on the booth apart from the LED display screen, solar cell panel adopt monocrystalline silicon.
Specifically, the servo motor is an automatic control system that enables the output controlled quantity of the position, orientation, state, etc. of an object to follow any change of an input target (or a given value). The servo is mainly positioned by pulses, and basically, the servo motor can rotate the angle corresponding to 1 pulse after receiving 1 pulse, thereby realizing displacement, because the servo motor has the function of sending the pulse, the servo motor can send the pulses with corresponding quantity every time the servo motor rotates one angle, thus, the servo motor forms a call with the pulses received by the servo motor, or a closed loop, therefore, the system can know how many pulses are sent to the servo motor and how many pulses are received at the same time, thus, the rotation of the motor can be accurately controlled, thereby realizing accurate positioning and reaching 0.001 mm. The dc servo motors are classified into brush and brushless motors. The brush motor has the advantages of low cost, simple structure, large starting torque, wide speed regulation range, easy control, maintenance, inconvenient maintenance (carbon brush replacement), electromagnetic interference generation and environmental requirement. It can be used in general industrial and civil applications which are sensitive to cost.
Specifically, the centrifugal fan is a machine that increases the pressure of gas and discharges the gas by means of input mechanical energy, and is a driven fluid machine. Centrifugal fans are widely used in ventilation, dust removal and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings; ventilation and draught of boilers and industrial furnaces; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grains; wind tunnel wind source and air cushion boat inflation and propulsion.
Specifically, the heat sink may be a silica gel heat sink, which is a heat conductive medium material synthesized by a special process, and is also called a heat conductive silica gel pad, a heat conductive silica gel sheet, a soft heat conductive pad, a heat conductive silica gel gasket, etc. in the industry, the heat conductive silica gel heat sink is a design scheme specially designed for transferring heat by using a gap, can fill the gap, and get through a heat channel between a heating part and a heat dissipating part, thereby effectively improving heat transfer efficiency, and simultaneously has the effects of insulation, shock absorption, sealing, etc., thereby being capable of meeting design requirements of miniaturization and ultra-thinness of equipment, and being a heat conductive filling material with great manufacturability and usability, wide thickness application range and excellent performance.
The structure sound level meter of the sound level meter is the most basic noise measuring instrument, is an electronic instrument, but is different from objective electronic instruments such as a voltmeter and the like, and after being received by a microphone diaphragm, sound pressure signals are converted into electric signals, and the electric signals are sent to an input attenuator after being subjected to impedance transformation by a preamplifier, and because the indicating range of a meter head is only 20dB generally, and the change of the sound range can be as high as 140dB or even higher.
Specifically, when the detected wind direction is southeast wind, and the wind speed is 8 grades, with a side of led display screen towards the southeast, the side is the less side of area in the surface of led display screen to reduce the windage, prevent that the led display screen from being blown away by wind or the influence of strong wind to the led display screen. And when the wind speed does not exceed the preset value, adjusting the LED display screen to the original state.
Specifically, the environmental weather information is issued to the small-distance LED display screen with the efficient heat dissipation mask through the cloud platform, and when the weather information is that the rainfall is greater than 8mm per hour, the LED display screen is closed, so that power consumption is reduced.
Specifically, when the temperature sensor detects that the temperature is higher than 30 ℃, the control module controls the refrigeration box to start refrigeration, so that the temperature of the small-distance LED display screen is reduced.
The high-efficiency heat dissipation mask is a relative seal body which is made of toughened glass on the front side, the small space is located behind the toughened glass apart from the LED display screen, rainwater can be effectively prevented from entering the small space LED display screen, the high-efficiency heat dissipation mask can be used for cooling the small space LED display screen, and adverse effects of rainfall on the small space LED display screen can be avoided.
Therefore, in the embodiment of the utility model, the adjusting module adjusts the brightness and the installation angle of the LED display screen, so that the LED display screen is automatically adjusted to adapt to the change of the outdoor environment brightness, people can clearly see the information displayed by the LED display screen, and the installation angle can be adjusted, so that the influence of the environment on the LED display screen is reduced and the occurrence of safety accidents is reduced when the wind speed is high or the rainfall is high. The display screen can be further cooled through the cooling base, and damage to the display screen caused by high temperature is reduced. Still include to send through the speaker box among the stereo set module pedestrian and predetermine sound information. The solar panel is used for supplying power, dependence on commercial power is reduced, and the small-space LED display screen with the efficient heat dissipation mask can be used in a remote area. Through fingerprint module control display screen switch to reduce the mistake and open or close.
In one possible example, the small-space LED display screen with the efficient heat dissipation mask further comprises an illumination module, the illumination module adopts a T5 fluorescent lamp, and the illumination module turns on the T5 fluorescent lamp when the ambient brightness is smaller than a preset value.
When the ambient brightness is less than the preset value, the T5 fluorescent lamp is turned on, so that the illumination can be ensured, and the power supply is saved.
In one possible example, the small-spacing LED display screen with the efficient heat dissipation mask further comprises a lifting device, and the lifting device is used for moving the small-spacing LED display screen with the efficient heat dissipation mask up and down through gear transmission so as to meet different height requirements.
In one possible design, the small-spacing LED display screen with the efficient heat dissipation mask further comprises a WiFi antenna and a 5G signal module, and the WiFi antenna and the 5G signal module are electrically connected with the LED display panel.
The control module may be a Processor or a controller, and may be, for example, a Central Processing Unit (CPU), a general-purpose Processor, a Digital Signal Processor (DSP), an Application-Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other Programmable logic device, a transistor logic device, a hardware component, or any combination thereof. Which may implement or perform the various illustrative logical blocks, modules, and circuits described in connection with the disclosure.
In one possible design, the small-spacing LED display screen with the efficient heat dissipation mask further comprises a WiFi antenna and a 5G signal module, and the WiFi antenna and the 5G signal module are electrically connected with the LED display panel.
Specifically, the WiFi antenna is divided into an internal type and an external type;
the external device is generally used in products such as wireless routers and the like.
The built-in type is used for products such as mobile phones, mobile computers and the like.
Built-in wifi antennas are divided into two categories:
one is a non-standard antenna
The second is a standard antenna:
the standard wifi antenna products were made by the first useful LTCC process because of the wide bandwidth and the modest performance. The standard antenna which is high-temperature resistant and plastic-packaged is released by foreign Airgain and used in a notebook computer, and the domestic micro-navigation magneto-electric release series is used in a magneto-dielectric wifi antenna in a mobile phone.
It should be noted that, for simplicity of description, the above-mentioned embodiments of the product are described as a series of acts, but those skilled in the art will recognize that the present invention is not limited by the order of acts, as some steps may occur in other orders or concurrently in accordance with the utility model. Further, those skilled in the art should also appreciate that the embodiments described in the specification are preferred embodiments and that the acts and modules referred to are not necessarily required by the utility model.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In the embodiments provided in the present invention, it should be understood that the disclosed apparatus can be implemented in other manners. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the modules is merely a logical division, and in actual implementation, there may be other divisions, for example, multiple modules or components may be combined or integrated into another system, or some features may be omitted, or not implemented. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection of devices or modules through some interfaces, and may be in an electrical or other form.
The modules described as separate parts may or may not be physically separate, and parts displayed as modules may or may not be physical modules, may be located in one place, or may be distributed on a plurality of network modules. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment.
In addition, functional modules in the embodiments of the present invention may be integrated into one processing module, or each of the modules may exist alone physically, or two or more modules are integrated into one module. The integrated module can be realized in a hardware mode, and can also be realized in a software functional module mode.
The above embodiments of the present invention are described in detail, and the principle and the implementation of the present invention are explained by applying specific embodiments, and the above description of the embodiments is only used to help understand the products of the present invention and the core ideas thereof; meanwhile, for a person skilled in the art, the specific embodiments and the application range of the product according to the present invention may be changed, and in summary, the content of the present specification should not be construed as limiting the present invention.
Claims (4)
1. The utility model provides a booth apart from LED display screen with high-efficient heat dissipation face guard, includes: mounting bracket, protection machanism, high-efficient heat dissipation face guard, clean mechanism, power module, solar cell panel, luminance acquire module, sound acquisition module, weather acquisition module, switch module, stereo set module, control module, clean module, protective structure, its characterized in that:
high-efficient heat dissipation face guard includes: the device comprises a servo motor, a centrifugal fan, a heat absorption pipe, a heat radiation fin, a refrigeration box and a temperature sensor; the centrifugal fan is positioned on the back of the small-spacing LED display screen and drives the centrifugal fan to rotate through the servo motor, so that heat generated by the small-spacing LED display screen is taken away; the heat absorption pipe is positioned on the back surface of the small-spacing LED display screen and is matched with the centrifugal fan for use, so that heat generated by the small-spacing LED display screen is taken away; the refrigeration box is used for reducing the temperature in the space of the efficient heat dissipation mask;
the small-space LED display screen is arranged inside the mounting rack, and the top of the mounting rack is provided with a protection mechanism;
the protective structure includes: the LED display screen comprises tempered glass, a protective block and cushion pads, wherein the cushion pads surround the left side, the right side, the rear side and the lower side of the small-spacing LED display screen; the protection blocks are sleeved at four corners of the small-space LED display screen, and protection pads are arranged on the outer walls of the protection blocks; the shape of the protection block is 7-shaped;
the cleaning module comprises a lifting slide bar and a water spray nozzle, the left end and the right end of the lifting slide bar are respectively and fixedly connected with the opposite sides of the two moving blocks, one side of the lifting slide bar, which is close to the small-spacing LED display screen, is fixedly connected with a cleaning device, the cleaning device is in contact with the surface of the small-spacing LED display screen, and the water spray nozzle sprays water to the small-spacing LED display screen when the cleaning device cleans the LED display screen;
set up direct current converter between power module and booth apart from the LED display screen, simultaneously, power module has connected power controller through the battery, and power controller is connected to solar cell panel through the power cord, realizes charging apart from the LED display screen to the booth through solar cell panel, luminance obtains the module and includes that screen brightness obtains module and ambient brightness and obtains the module, sound obtains the module and is the sound level meter, weather obtains the module and includes that the EL type shakes electricity connection anemoscope and tipping bucket formula rain gauge, and the booth has passed through the data line apart from the LED display screen and has connected the stereo set module, the last speaker that has set up of stereo set module has connected power module through the power cord on the booth apart from the LED display screen, solar cell panel adopt monocrystalline silicon.
2. The small-space LED display screen with the efficient heat dissipation mask as claimed in claim 1, further comprising an illumination module, wherein the illumination module adopts a T5 fluorescent lamp, and the illumination module turns on the T5 fluorescent lamp when the ambient brightness is less than a preset value.
3. The booth-spaced LED display panel with efficient heat dissipation mask of claim 2, wherein the booth-spaced LED display panel with efficient heat dissipation mask further comprises a WiFi antenna and a 5G signal module, wherein the WiFi antenna and the 5G signal module are electrically connected to the LED display panel.
4. The small-pitch LED display screen with the efficient heat dissipation mask as recited in any one of claims 1-3, wherein the efficient heat dissipation mask further comprises: heat dissipation silica gel, ventilation groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121349251.2U CN215987919U (en) | 2021-06-17 | 2021-06-17 | Booth is apart from LED display screen with high-efficient heat dissipation face guard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121349251.2U CN215987919U (en) | 2021-06-17 | 2021-06-17 | Booth is apart from LED display screen with high-efficient heat dissipation face guard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215987919U true CN215987919U (en) | 2022-03-08 |
Family
ID=80578129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121349251.2U Active CN215987919U (en) | 2021-06-17 | 2021-06-17 | Booth is apart from LED display screen with high-efficient heat dissipation face guard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215987919U (en) |
-
2021
- 2021-06-17 CN CN202121349251.2U patent/CN215987919U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102791107A (en) | Sealing and water-cooling method and equipment for cooling electronic equipment | |
| CN206742702U (en) | Outdoor reactive comprehensive distribution box | |
| CN202050634U (en) | Sealing water cooling device for cooling electronic equipment | |
| CN206481551U (en) | A kind of large-scale outdoor greenhouse controller | |
| CN215987919U (en) | Booth is apart from LED display screen with high-efficient heat dissipation face guard | |
| CN107991526B (en) | Transmission line monitoring system that is struck by lightning | |
| CN207354358U (en) | A kind of cell phone rear cover graphite heat radiator | |
| CN215990826U (en) | Wireless signal shielding device with built-in antenna | |
| CN211184753U (en) | Real-time heat dissipation control device | |
| CN213363882U (en) | Monitoring device based on thing networking | |
| CN211604637U (en) | Car roof display screen | |
| CN204217299U (en) | A kind of radio car backing video camera cooling system | |
| CN210954591U (en) | Outdoor constant temperature box of high-power industrial projector | |
| CN210015666U (en) | Energy-saving LED display screen | |
| CN209594085U (en) | A kind of computer communication terminal protection cover | |
| CN207911101U (en) | A kind of Vehicular lamp optical controller | |
| CN215819199U (en) | Power supply device for radio frequency cable based on 5G small base station | |
| CN208273131U (en) | A kind of dust-proof radiating type wirelessly pinpoints monitoring device | |
| CN208904979U (en) | A kind of wireless communication apparatus for sky parking | |
| CN111092473A (en) | Illuminable mobile power supply with heat dissipation device | |
| CN218830236U (en) | Online monitoring system of waste gas treatment equipment | |
| CN220398612U (en) | Vehicle-mounted movable environment monitoring device | |
| CN212934006U (en) | Outdoor full-color LED display screen | |
| CN216411606U (en) | Weather station device based on cloud platform | |
| CN211240580U (en) | Data fusion edge controller applied to industrial automation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |