CN210669102U - Ubiquitous power internet of things multimedia ring main unit - Google Patents
Ubiquitous power internet of things multimedia ring main unit Download PDFInfo
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- CN210669102U CN210669102U CN201922185199.0U CN201922185199U CN210669102U CN 210669102 U CN210669102 U CN 210669102U CN 201922185199 U CN201922185199 U CN 201922185199U CN 210669102 U CN210669102 U CN 210669102U
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Abstract
The utility model discloses a ubiquitous electric power thing networking multimedia ring main unit relates to and detects sensing technical field. This looped netowrk cabinet includes: the ring main unit comprises a ring main unit body, an advertisement screen and a power supply system; the front advertising screen and the rear advertising screen are respectively arranged on two opposite surfaces of the ring main unit body; the power supply system comprises a bus equipment cabinet, a transformer and a low-voltage metering box; the input end of the bus equipment cabinet is electrically connected with a power grid, and the output end of the bus equipment cabinet is electrically connected with the input end of the transformer; the output end of the transformer is electrically connected with the input end of the low-voltage metering box; the output end of the low-voltage metering box is electrically connected with the front advertising screen and the rear advertising screen respectively. The utility model discloses a ubiquitous electric power thing networking multimedia looped netowrk cabinet installs the advertisement screen in upper portion, and the advertisement screen has multiple choices such as advertising light boxes, electronic screen, LED screen and transparent screen, makes the looped netowrk cabinet vision more pleasing to the eye; the power supply system solves the problem that the traditional ring main unit only has high-voltage equipment and cannot supply power to low-voltage equipment.
Description
Technical Field
The utility model relates to a detect the sensing technology field, especially relate to a ubiquitous electric power thing networking multimedia ring main unit.
Background
With the continuous and rapid increase of the power consumption demand of urban residents, the expectation of residents on the reliability of power supply is improved, the upgrading and optimizing demand of power distribution facilities is increased day by day, and the problem that the traditional ring main unit serving as one of the important urban infrastructures is exposed in the operation is increasingly obvious. The traditional ring main units are generally arranged in important information interaction places of traffic flow and people flow intensive areas such as main roads, residential areas and commercial streets of a city. However, the conventional ring main unit only has high-voltage equipment and single function.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a ubiquitous electric power thing networking multimedia ring main unit has solved the problem of current traditional looped netowrk cabinet function singleness through electrical power generating system and advertising screen.
In order to achieve the above object, the utility model provides a following scheme:
ubiquitous electric power thing networking multimedia looped netowrk cabinet includes: the ring main unit comprises a ring main unit body, an advertisement screen and a power supply system;
the power supply system is arranged inside the ring main unit body;
the advertisement screen comprises a front advertisement screen and a rear advertisement screen;
the front advertising screen and the rear advertising screen are respectively arranged on two opposite surfaces of the ring main unit body;
the upper edge of the front advertising screen is connected with the ring main unit body through a hinge, and the upper edge of the rear advertising screen is connected with the ring main unit body through a hinge;
the power supply system includes: the system comprises a bus equipment cabinet, a transformer and a low-voltage metering box; the power supply system is used for supplying power to the front advertising screen and the rear advertising screen;
the input end of the bus equipment cabinet is electrically connected with a power grid, and the output end of the bus equipment cabinet is electrically connected with the input end of the transformer;
the output end of the transformer is electrically connected with the input end of the low-voltage metering box;
the output end of the low-voltage metering box is electrically connected with the front advertising screen and the rear advertising screen respectively.
Optionally, a first support rod and a second support rod are arranged between the front advertisement screen and the ring main unit body, and a third support rod and a fourth support rod are arranged between the rear advertisement screen and the ring main unit body;
one end of the first support rod is hinged with the left side edge of the front advertising screen, and the other end of the first support rod is connected to one edge of the ring main unit body, which is opposite to the left side edge of the front advertising screen;
one end of the second support rod is hinged with the right side edge of the front advertising screen, and the other end of the second support rod is connected to one edge of the ring main unit body, which is opposite to the right side edge of the front advertising screen;
one end of the third support rod is hinged with the left side edge of the rear advertising screen, and the other end of the third support rod is connected to one edge of the ring main unit body, which is opposite to the left side edge of the rear advertising screen;
one end of the fourth supporting rod is hinged to the right side edge of the rear advertisement screen, and the other end of the fourth supporting rod is connected to one side, opposite to the right side edge of the rear advertisement screen, of the ring main unit body.
Optionally, the front advertisement screen and the rear advertisement screen both include an advertisement light box or an electronic screen.
Optionally, the first brace rod, the second brace rod, the third brace rod and the fourth brace rod are manual brace rods or pneumatic brace rods;
or the first support rod, the second support rod, the third support rod and the fourth support rod are electric support rods.
Optionally, the ring main unit body includes: a frame, a base, and a housing;
the frame is a cuboid, the base is matched with the frame, and the frame is fixed on the base;
the front advertisement screen is arranged on the front surface of the frame, and the rear advertisement screen is arranged on the rear surface of the frame;
the housing is disposed on an upper surface, a left surface, and a right surface of the frame.
Optionally, the height of the base is 400 mm; the base is made of channel steel;
the frame is made of angle steel; the shell is made of stainless steel.
Optionally, the ubiquitous power internet of things multimedia ring main unit further includes: a fan;
the fan is arranged on the shell on the upper surface of the frame and used for exhausting air inside the ubiquitous power internet of things multimedia ring main unit;
the base is provided with a plurality of air inlets.
Optionally, the ubiquitous power internet of things multimedia ring main unit further includes: a communication antenna;
the output end of the communication antenna is electrically connected with the front advertisement screen and the rear advertisement screen respectively;
the input end of the communication antenna is used for receiving control signals of the front advertising screen and the rear advertising screen.
According to the utility model provides a concrete embodiment, the utility model discloses a following technological effect: the utility model discloses a ubiquitous electric power thing networking multimedia looped netowrk cabinet, include: the ring main unit comprises a ring main unit body, an advertisement screen and a power supply system; the power supply system is arranged inside the ring main unit body; the advertisement screen comprises a front advertisement screen and a rear advertisement screen; the front advertising screen and the rear advertising screen are respectively arranged on two opposite surfaces of the ring main unit body; the upper edge of the front advertisement screen and the upper edge of the rear advertisement screen are connected with the ring main unit body through hinges; the power supply system includes: the system comprises a bus equipment cabinet, a transformer and a low-voltage metering box; the power supply system is used for supplying power to the front advertising screen and the rear advertising screen; the input end of the bus equipment cabinet is electrically connected with a power grid, and the output end of the bus equipment cabinet is electrically connected with the input end of the transformer; the output end of the transformer is electrically connected with the input end of the low-voltage metering box; the output end of the low-voltage metering box is electrically connected with the front advertising screen and the rear advertising screen respectively. The utility model discloses a ubiquitous electric power thing networking multimedia looped netowrk cabinet installs the advertisement screen in upper portion, and the advertisement screen has multiple choices such as advertising light boxes, electronic screen, LED screen and transparent screen, makes the looped netowrk cabinet vision more pleasing to the eye, and can produce huge advertisement income, has the appreciation potentiality, has become the looped netowrk cabinet of collection multi-functional multimedia; the power supply system solves the problem that the traditional ring main unit only has high-voltage equipment and cannot supply power to low-voltage equipment; the low-voltage metering box is added, so that the power load line loss of the ring main unit is directly avoided; combine the electric wire netting to spread the network of town and country and the distribution network equipment of numerous quantity, the utility model discloses a ubiquitous electric power thing networking multimedia ring main unit has become traditional single electric wire netting protect function of looped netowrk cabinet and has had multifunctional platform such as commercial advertisement, propaganda electric wire netting, has increased social economic benefits.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a structural diagram of a ubiquitous power internet of things multimedia ring main unit provided in an embodiment of the present invention;
fig. 2 is an exploded view of the ubiquitous power internet of things multimedia ring main unit according to the embodiment of the present invention;
fig. 3 is the embodiment of the utility model provides a stay bar picture of ubiquitous electric power thing networking multimedia ring main unit.
Wherein, 1, front advertisement screen; 2. a rear advertisement screen; 4. a base; 5. a housing; 6. a fan; 7. a communication antenna; 8. a first stay bar; 9. a second stay bar; 10. a third stay bar; 11. a fourth brace bar; 12. a bus equipment cabinet; 13. a transformer; 14. a low-pressure metering box; 15. an air inlet; 16. and (7) air outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
The embodiment provides a ubiquitous power internet of things multimedia ring main unit, and fig. 1 is a structure diagram of the ubiquitous power internet of things multimedia ring main unit provided by the embodiment of the utility model; fig. 2 is an exploded view of the ubiquitous power internet of things multimedia ring main unit according to the embodiment of the present invention; fig. 3 is an opening view of an advertisement screen according to an embodiment of the present invention. Referring to fig. 1, fig. 2 and fig. 3, the ubiquitous power internet of things multimedia ring main unit includes: looped netowrk cabinet body, advertising screen, electrical power generating system, frame, base 4, shell 5, fan 6, communication antenna 7.
The power supply system is arranged inside the ring main unit body.
The advertisement screens include a front advertisement screen 1 and a rear advertisement screen 2. The front advertisement screen 1 and the rear advertisement screen 2 both comprise advertisement lamp boxes or electronic screens, and the electronic screens are LED screens, transparent screens and the like.
Preceding advertising screen 1 and back advertising screen 2 set up respectively in two relative surfaces of looped netowrk cabinet body.
The top edge of preceding advertising screen 1 passes through hinge connection with the looped netowrk cabinet body, and the top edge of back advertising screen 2 passes through hinge connection with the looped netowrk cabinet body. A safety lock is arranged between the lower part of the front advertising screen 1 and the ring main unit body, and a safety lock is arranged between the lower part of the rear advertising screen 2 and the ring main unit body.
A first support rod 8 and a second support rod 9 are arranged between the front advertising screen and the ring main unit body, and a third support rod 10 and a fourth support rod 11 are arranged between the rear advertising screen and the ring main unit body.
One end of the first support rod 8 is hinged to the left side edge of the front advertising screen, and the other end of the first support rod 8 is connected to one side of the ring main unit body, which is opposite to the left side edge of the front advertising screen.
One end of the second support rod 9 is hinged to the right side of the front advertisement screen, and the other end of the second support rod 9 is connected to one side of the ring main unit body, which is opposite to the right side of the front advertisement screen. First vaulting pole 8 and second vaulting pole 9 can all set up the one side at the looped netowrk cabinet body.
One end of the third support rod 10 is hinged to the left side of the rear advertisement screen, and the other end of the third support rod 10 is connected to one side of the ring main unit body, which is opposite to the left side of the rear advertisement screen.
One end of the fourth support rod 11 is hinged to the right side of the rear advertisement screen, and the other end of the fourth support rod 11 is connected to one side of the ring main unit body, which is opposite to the right side of the rear advertisement screen. The third stay bar 10 and the fourth stay bar 11 can be both arranged on one side of the ring main unit body.
The first support rod, the second support rod, the third support rod and the fourth support rod are manual support rods or air pressure support rods, the first support rod and the third support rod are preferably manual support rods, the second support rod and the fourth support rod are air pressure support rods, or the first support rod and the third support rod are air pressure support rods, and the second support rod and the fourth support rod are manual support rods. The manual support rod is firstly used when the advertising screen is opened or closed, when the advertising screen is opened to a certain position, the air pressure support rod is used, the air pressure support rod plays a role in buffering when the advertising screen is opened or closed, in-place impact when the advertising screen is completely opened or closed is avoided, the opening or closing process is safe and labor-saving, and meanwhile, the manual support rod and the air pressure support rod are used together, so that the supporting and the protection safety effects on the advertising screen can be improved. Or the first support rod, the second support rod, the third support rod and the fourth support rod are all electric support rods, and in practical application, the manual support rod and the pneumatic support rod can be replaced by the electric support rods.
The power supply system includes: the bus equipment cabinet 12, the transformer 13 and the low-voltage metering box 14; the power supply system is used for supplying power to the front advertising screen and the rear advertising screen.
The input end of the bus equipment cabinet 12 is electrically connected with a power grid, and the output end of the bus equipment cabinet 12 is electrically connected with the input end of the transformer.
The output of the transformer is electrically connected to the input of the low voltage metering box 14. The transformer 13 is preferably a dry transformer.
The output end of the low-voltage metering box 14 is electrically connected with the front advertising screen and the rear advertising screen respectively. The low-voltage metering box 14 is arranged on the inner surface of the shell on the left side or the right side of the ring main unit body. The 10kV voltage of the bus equipment cabinet 12 is changed into 220V alternating current through a transformer, and the alternating current is output to the advertising screen through the low-voltage metering box. The power supply system solves the problem that the traditional ring main unit only has high-voltage equipment and cannot supply power to low-voltage equipment; the low-voltage metering box avoids the electric load line loss for the ring main unit.
In practical applications, the power supply system may further include: the system comprises a bus equipment cabinet low-voltage box, a voltage transformer and a distribution automation terminal (DTU).
The output end of the bus equipment cabinet 12 is electrically connected with the input end of a voltage transformer, the output end of the voltage transformer is electrically connected with the input end of the low-voltage box of the bus equipment cabinet, the voltage transformer is used for monitoring the voltage of the ubiquitous power internet of things multimedia ring main unit and supplying power for the load of the ubiquitous power internet of things multimedia ring main unit, and the load of the ubiquitous power internet of things multimedia ring main unit comprises lighting and the like.
The output end of the low-voltage box of the bus equipment cabinet is electrically connected with the fan and the temperature and humidity sensor, the low-voltage box of the bus equipment cabinet is used for placing low-voltage equipment of the bus equipment cabinet and supplying power for the low-voltage equipment of the ubiquitous power internet of things multimedia ring main unit, and the low-voltage equipment comprises the fan, the temperature and humidity sensor and the like.
The distribution automation terminal is connected with electric equipment inside the ubiquitous electric power internet of things multimedia ring main unit, and is used for collecting and calculating position signals, voltage, current, active power, reactive power, power factors, electric energy and other data of the ubiquitous electric power internet of things multimedia ring main unit, and performing functions of remote measurement, remote signaling, remote control and the like on the ubiquitous electric power internet of things multimedia ring main unit.
Ubiquitous power internet of things multimedia ring main unitThe method can also comprise the following steps: a fully-insulated and totally-enclosed inflation cabinet and an inflation cabinet low-pressure tank. The input end of the full-insulation full-closed gas-filled cabinet is electrically connected with a power grid, and the output end of the full-insulation full-closed gas-filled cabinet is electrically connected with a user. Sulfur hexafluoride (SF) is adopted in the full-insulated and totally-enclosed gas-filled cabinet6) The air box and the full-insulation totally-enclosed gas-filled cabinet are used for sealing high-voltage components, reasonably separating the damage of natural environment to high-voltage equipment, and even preventing moisture and flood. Using 235 square sleeves from SF6High-voltage fusing protection is led out from the side surface of the air box.
The low-voltage box of the gas-filled cabinet is used for placing low-voltage equipment of the fully-insulated and fully-closed gas-filled cabinet.
Preferably, the transformer and the voltage transformer can be placed together, the bus equipment cabinet can be placed above the transformer and the voltage transformer, the low-voltage box of the bus equipment cabinet can be placed above the bus equipment cabinet, the distribution automation terminal can be placed above the transformer and the voltage transformer, the fully-insulated fully-closed gas-filled cabinet can be placed beside the transformer and the voltage transformer, and the low-voltage box of the gas-filled cabinet can be placed above the fully-insulated fully-closed gas-filled cabinet.
The frame is the cuboid, base 4 and frame phase-match, and the frame is fixed on base 4, and the material of frame is the angle steel, preferred 6.3# angle steel, and the frame adopts 6.3# angle steel welding to form, has both guaranteed intensity and also can provide the support for the advertisement screen, has guaranteed the normal safe operation of advertisement screen.
The height of the base is 400 mm; the base is made of channel steel, preferably 10# channel steel, and the channel steel base is formed by welding 10# channel steel and can guarantee the bearing transformer. Because the heavy rainstorm produces the waterlogging easily on the urban road, so this embodiment sets up the high base of 400 millimeters in looped netowrk cabinet below, and it is interim to have avoided rainy season flood disasters, and the rainwater gets into from looped netowrk cabinet bottom and causes the damage to the distribution equipment of looped netowrk cabinet inside. The base is hollow structure, has strengthened the natural draft radiating effect.
The front advertisement screen is arranged on the front surface of the frame, and the rear advertisement screen is arranged on the rear surface of the frame.
The housing 5 is disposed on the upper surface, the left surface and the right surface of the frame by screws. The material of the housing 5 is stainless steel, preferably 304 stainless steel. The upper portion of the housing 5 of the left and right surfaces of the frame is provided with an air outlet 16.
The base is provided with a plurality of air inlets 15. The air intake 15 is located the side of base, and the outside natural wind of looped netowrk cabinet gets into the back from the air intake, flows out the looped netowrk cabinet from the air outlet, can realize the inside natural wind convection current of looped netowrk cabinet, has effectively solved the problem of electrical apparatus condensation and cooling in the looped netowrk cabinet, opens the fan and can force the exhaust. The air inlet can be disassembled, and the circuit and the cable can be conveniently accessed.
The output end of the communication antenna 7 is respectively and electrically connected with the front advertisement screen and the rear advertisement screen, and the output end of the communication antenna 7 is particularly and electrically connected with the LED display players of the front advertisement screen and the rear advertisement screen. The input of the communication antenna 7 is used for receiving control signals for the front and rear advertisement screens. The communication antenna 7 is preferably a 4G communication antenna and a 5G communication antenna, and the communication antenna is riveted on the shell through screws. The remote control of the advertising screen can be realized by receiving signals through the communication antenna, the display content of the advertising screen can be replaced, the brightness of the advertising screen can be adjusted, the sound of the advertising screen can be adjusted, the advertising screen can be turned on and off, and the like.
Ubiquitous electric power thing networking multimedia looped netowrk cabinet still includes: a temperature and humidity sensor; the number of the temperature and humidity sensors is at least one, and the temperature and humidity sensors can be arranged inside or outside the ubiquitous power internet of things multimedia ring main unit; the temperature and humidity sensor is used for detecting the temperature and the humidity inside the ring main unit or the temperature and the humidity outside the ring main unit.
The ubiquitous electric power thing networking multimedia looped netowrk cabinet of this embodiment can the exclusive use, also can use with traditional looped netowrk cabinet combination. When the ubiquitous electric power thing networking multimedia looped netowrk cabinet and traditional looped netowrk cabinet combined use, the ubiquitous electric power thing networking multimedia looped netowrk cabinet does not install the base, will be ubiquitous electric power thing networking multimedia looped netowrk cabinet and place in traditional looped netowrk cabinet top, and the fixed orifices of ubiquitous electric power thing networking multimedia looped netowrk cabinet casing bottom is connected with the fixed orifices at traditional looped netowrk cabinet casing top.
The ubiquitous electric power thing networking multimedia looped netowrk cabinet of this embodiment is equipped with the advertisement screen, and the outward appearance is novel, and collects the distribution in city, media and communication as an organic whole, has become multi-functional multimedia's looped netowrk cabinet. Install the fan additional to and upper portion place the consumer, the hollow double-deck setting of lower part base, the fan starts the back, and the air of ubiquitous inside and outside electric power thing networking multimedia ring main unit exchanges with higher speed, has solved the problem of looped netowrk cabinet condensation, has guaranteed the safe operation of ubiquitous electric power thing networking multimedia ring main unit internal plant, practices thrift use cost simultaneously. Toughened glass can also be installed to the advertising screen surface, further guarantees the safe operation of ubiquitous electric power thing networking multimedia looped netowrk cabinet internal plant. The advertising screen can play commercial advertisement or propaganda electric wire netting, increases the social and economic benefits of the ubiquitous electric power thing networking multimedia looped netowrk cabinet.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The principle and the implementation of the present invention are explained herein by using specific examples, and the above description of the embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (8)
1. Ubiquitous electric power thing networking multimedia looped netowrk cabinet, its characterized in that includes: the ring main unit comprises a ring main unit body, an advertisement screen and a power supply system;
the power supply system is arranged inside the ring main unit body;
the advertisement screen comprises a front advertisement screen and a rear advertisement screen;
the front advertising screen and the rear advertising screen are respectively arranged on two opposite surfaces of the ring main unit body;
the upper edge of the front advertising screen is connected with the ring main unit body through a hinge, and the upper edge of the rear advertising screen is connected with the ring main unit body through a hinge;
the power supply system includes: the system comprises a bus equipment cabinet, a transformer and a low-voltage metering box; the power supply system is used for supplying power to the front advertising screen and the rear advertising screen;
the input end of the bus equipment cabinet is electrically connected with a power grid, and the output end of the bus equipment cabinet is electrically connected with the input end of the transformer;
the output end of the transformer is electrically connected with the input end of the low-voltage metering box;
the output end of the low-voltage metering box is electrically connected with the front advertising screen and the rear advertising screen respectively.
2. The ubiquitous power internet of things multimedia ring main unit as claimed in claim 1,
a first support rod and a second support rod are arranged between the front advertising screen and the ring main unit body, and a third support rod and a fourth support rod are arranged between the rear advertising screen and the ring main unit body;
one end of the first support rod is hinged with the left side edge of the front advertising screen, and the other end of the first support rod is connected to one edge of the ring main unit body, which is opposite to the left side edge of the front advertising screen;
one end of the second support rod is hinged with the right side edge of the front advertising screen, and the other end of the second support rod is connected to one edge of the ring main unit body, which is opposite to the right side edge of the front advertising screen;
one end of the third support rod is hinged with the left side edge of the rear advertising screen, and the other end of the third support rod is connected to one edge of the ring main unit body, which is opposite to the left side edge of the rear advertising screen;
one end of the fourth supporting rod is hinged to the right side edge of the rear advertisement screen, and the other end of the fourth supporting rod is connected to one side, opposite to the right side edge of the rear advertisement screen, of the ring main unit body.
3. The ubiquitous power internet of things multimedia ring main unit of claim 1, wherein the front advertising screen and the rear advertising screen both comprise advertising light boxes or electronic screens.
4. The ubiquitous power internet of things multimedia ring main unit as claimed in claim 2, wherein the first brace bar, the second brace bar, the third brace bar and the fourth brace bar are manual brace bars or pneumatic brace bars;
or the first support rod, the second support rod, the third support rod and the fourth support rod are electric support rods.
5. The ubiquitous power internet of things multimedia ring main unit of claim 1, wherein the ring main unit body comprises: a frame, a base, and a housing;
the frame is a cuboid, the base is matched with the frame, and the frame is fixed on the base;
the front advertisement screen is arranged on the front surface of the frame, and the rear advertisement screen is arranged on the rear surface of the frame;
the housing is disposed on an upper surface, a left surface, and a right surface of the frame.
6. The ubiquitous power internet of things multimedia ring main unit as claimed in claim 5, wherein the base is 400 mm in height; the base is made of channel steel;
the frame is made of angle steel; the shell is made of stainless steel.
7. The ubiquitous power internet of things multimedia ring main unit of claim 5, wherein the ubiquitous power internet of things multimedia ring main unit further comprises: a fan;
the fan is arranged on the shell on the upper surface of the frame and used for exhausting air inside the ubiquitous power internet of things multimedia ring main unit;
the base is provided with a plurality of air inlets.
8. The ubiquitous power internet of things multimedia ring main unit of claim 5, wherein the ubiquitous power internet of things multimedia ring main unit further comprises: a communication antenna;
the output end of the communication antenna is electrically connected with the front advertisement screen and the rear advertisement screen respectively;
the input end of the communication antenna is used for receiving control signals of the front advertising screen and the rear advertising screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922185199.0U CN210669102U (en) | 2019-12-09 | 2019-12-09 | Ubiquitous power internet of things multimedia ring main unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922185199.0U CN210669102U (en) | 2019-12-09 | 2019-12-09 | Ubiquitous power internet of things multimedia ring main unit |
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| Publication Number | Publication Date |
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| CN210669102U true CN210669102U (en) | 2020-06-02 |
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| CN201922185199.0U Active CN210669102U (en) | 2019-12-09 | 2019-12-09 | Ubiquitous power internet of things multimedia ring main unit |
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