CN111628703A - Fixing device for photovoltaic equipment reinforcement based on Bernoulli principle - Google Patents
Fixing device for photovoltaic equipment reinforcement based on Bernoulli principle Download PDFInfo
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- CN111628703A CN111628703A CN202010512364.3A CN202010512364A CN111628703A CN 111628703 A CN111628703 A CN 111628703A CN 202010512364 A CN202010512364 A CN 202010512364A CN 111628703 A CN111628703 A CN 111628703A
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- 230000002787 reinforcement Effects 0.000 title description 5
- 239000002184 metal Substances 0.000 claims abstract description 22
- 238000009423 ventilation Methods 0.000 claims abstract description 8
- 238000009413 insulation Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 210000005056 cell body Anatomy 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 29
- 230000005389 magnetism Effects 0.000 abstract description 8
- 230000003014 reinforcing effect Effects 0.000 abstract description 8
- 238000010248 power generation Methods 0.000 abstract description 5
- 238000004804 winding Methods 0.000 abstract description 3
- 238000007664 blowing Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S30/00—Arrangements for moving or orienting solar heat collector modules
- F24S30/40—Arrangements for moving or orienting solar heat collector modules for rotary movement
- F24S30/42—Arrangements for moving or orienting solar heat collector modules for rotary movement with only one rotation axis
- F24S30/425—Horizontal axis
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S30/00—Structural details of PV modules other than those related to light conversion
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
- H02S40/38—Energy storage means, e.g. batteries, structurally associated with PV modules
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/47—Mountings or tracking
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention relates to the technical field of photovoltaic power generation systems, and discloses a fixing device for reinforcing a photovoltaic device based on the Bernoulli principle. This fixing device, when providing the effect to photovoltaic board angular adjustment through the telescopic link, also play the effect of photovoltaic board simultaneously, under the wind influence, can know according to Bernoulli's principle, the place that the wind speed is big, pressure is little, so the left pressure of ventilation pipe is less than the pressure on right side, inside gas can be ejected to fixed frame outside, thereby can drive ball motion and the contact of logical point pole, circular metal inside the telescopic link and power storage device circular telegram, again because the winding has the coil of evenly distributed arithmetic on the circular metal, can have magnetism after the circular telegram, magnetism can attract the metal fixing spare on the unable adjustment base, thereby play reinforced effect.
Description
Technical Field
The invention relates to the technical field of photovoltaic power generation systems, in particular to a fixing device for reinforcing photovoltaic equipment based on the Bernoulli principle.
Background
The photovoltaic power generation technology for directly converting light energy into electric energy by utilizing the photovoltaic effect of a semiconductor interface mainly comprises a solar cell panel, a controller and an inverter, wherein the main components comprise electronic components.
For small-sized centralized photovoltaic power generation equipment, in order to prevent shielding of other objects, the photovoltaic equipment is generally fixedly installed at a high place so as to improve the absorption and conversion energy of the photovoltaic equipment on solar energy and realize the function of power generation.
To the above problem, there is an urgent need for a photovoltaic panel that can protect the photovoltaic devices installed at high places and can be automatically reinforced when blowing.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the fixing device for reinforcing the photovoltaic equipment based on the Bernoulli principle, which has the advantages of good fixing effect, automatic strengthening and fixing between the photovoltaic plate and the base in the windy weather, no fracture and the like, and solves the problem that the photovoltaic equipment arranged at a high position is easily blown over and broken by the windy weather in the prior art.
(II) technical scheme
In order to realize the purposes that the fixing effect is good, the photovoltaic panel and the base can be automatically reinforced and fixed in windy weather, the photovoltaic panel and the base cannot be broken, and the like, the invention provides the following technical scheme: a fixing device for reinforcing photovoltaic equipment based on Bernoulli principle comprises a fixing ring, wherein a photovoltaic plate is fixedly mounted at the upper end of the fixing ring, an arc plate is fixedly mounted inside the fixing ring, a movable connecting rod is fixedly connected between the upper end of the arc plate and the photovoltaic plate, symmetrically-distributed telescopic rods are fixedly connected at the left end and the right end of the bottom of the fixing ring, uniformly-distributed metal rings are fixedly connected inside the telescopic rods, a fixing base is fixedly connected at the lower end of each telescopic rod through an insulating block, a fixing frame is fixedly mounted inside the fixing base, a lug is fixedly connected at the rear end of the fixing frame, a ventilation pipe is fixedly connected on the lug, a groove body is fixedly connected inside the fixing frame, a power-on rod is fixedly connected inside the groove body, a fixing rod is fixedly connected at the front end of, the rear end of the connecting rod is movably connected with a ball through a return spring.
Preferably, the arc is elastic design, and the relation of connection between movable connecting rod and the arc is swing joint, and when scraping strong wind, on the photovoltaic board under the wind-force effect, the photovoltaic board passes through movable connecting rod and drives elastic arc motion to can realize absorbing effect, avoid receiving to lead to the photovoltaic board fracture under the strong wind influence.
Preferably, for insulation design between photovoltaic board and the telescopic link, the telescopic link also plays the effect of photovoltaic board simultaneously when providing the effect to photovoltaic board angular adjustment, it is to receive the wind influence at the lug, according to bernoulli's principle, the place that the wind speed is big, pressure is little, so the left pressure of ventilation pipe is less than the pressure on right side, inside gas can be pushed out to fixed frame outside, thereby can drive the ball motion and lead to the contact of some pole, the metal ring inside the telescopic link and power storage device circular telegram, because the winding has the coil of evenly distributed equalling on the metal ring, can have magnetism after the circular telegram, magnetism can attract the metal fixings on the fixed baseplate, thereby play reinforced effect.
Preferably, evenly twine on the becket and have the coil of constant number, place through the slope of photovoltaic board, telescopic link one end is higher than the other end, then the becket number that the telescopic link inside spilt is also different, and according to the electro-magnet principle can know, the big more magnetism that produces of coil turns is just big more, so the long one end of telescopic link is just big more to the metalwork appeal on the fixed baseplate to the becket will be different when the photovoltaic board is not co-altitude, has reached the effect that the reinforcement force is also different under the co-altitude.
Preferably, the inside fixedly connected with power storage device of fixed baseplate, the relation of connection between power transmission pole and the power storage device is the electricity and connects, and photovoltaic board produces the electric energy deposit through illumination in power storage device, and power storage device provides the electric energy for power transmission pole.
Preferably, the connection relationship between the ventilating pipe and the trough body is fixed connection, the ventilating pipe is communicated with the trough body, and air inside and outside the fixing frame can be exchanged to generate pressure difference.
Preferably, the connection relationship between the balls and the metal ring is electrical connection, the balls have a conductive property, and the power storage device and the metal ring can be electrified through the electrifying rod.
(III) advantageous effects
Compared with the prior art, the invention provides a fixing device for reinforcing photovoltaic equipment based on the Bernoulli principle, which has the following beneficial effects:
1. this based on bernoulli's principle is to reinforced (rfd) fixing device of photovoltaic equipment, through when blowing strong wind, on the photovoltaic board under the wind-force effect, the photovoltaic board passes through movable connecting rod and drives and have elastic arc motion to can realize absorbing effect, avoid receiving to lead to the photovoltaic board fracture under the strong wind influence.
2. This based on reinforced (rfd) fixing device of bernoulli's principle to photovoltaic equipment, when providing the effect to photovoltaic board angular adjustment through the telescopic link, also play the effect of photovoltaic board simultaneously, it is that to receive the wind influence at the lug, can know according to bernoulli's principle, the place that the wind speed is big, pressure is little, so the left pressure of ventilation pipe is less than the pressure on right side, inside gas can be ejecting to fixed frame outside, thereby can drive ball motion and the contact of logical point pole, circular metal inside the telescopic link and power storage device circular telegram, because the winding has the coil of evenly distributed constant number on the circular metal, can have magnetism after the circular telegram, magnetism can attract the metal fixing spare on the fixed baseplate, thereby play reinforced effect.
3. This based on bernoulli's principle is to reinforced (rfd) fixing device of photovoltaic equipment, place through the slope of photovoltaic board, telescopic link one end is higher than the other end, then the inside becket number that spills of telescopic link is also different, can know according to the electro-magnet principle, the big magnetic that produces more that the coil number of turns is just big more, so the long one end of telescopic link is just big more to the metalwork appeal on the fixed baseplate to the becket will be different when the photovoltaic board is not co-altitude, the effect that the reinforcement force is also different under the co-altitude has been reached.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is a front sectional view of the telescopic rod structure of the present invention;
FIG. 3 is a top view of the fixing frame structure of the present invention;
FIG. 4 is an enlarged view of the structure of the trough body of the present invention.
In the figure: 1 solid fixed ring, 2 photovoltaic boards, 3 arcs, 4 movable connecting rods, 5 telescopic links, 6 becket, 7 collets, 8 fixed base, 9 fixed frames, 10 lugs, 11 ventilation pipe, 12 cell bodies, 13 logical pole, 14 dead levers, 15 reset spring, 16 balls.
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.
Referring to fig. 1-4, a fixing device for reinforcing a photovoltaic device based on bernoulli principle comprises a fixing ring 1, a photovoltaic panel 2 is fixedly mounted at the upper end of the fixing ring 1, an arc panel 3 is fixedly mounted inside the fixing ring 1, the arc panel 3 is designed to be elastic, a connection relationship between a movable connecting rod 4 and the arc panel 3 is movable connection, when strong wind is blown, the photovoltaic panel 2 drives the elastic arc panel 3 to move through the movable connecting rod 4 under the action of wind force, so that a damping effect can be realized, the photovoltaic panel 2 is prevented from being broken under the influence of the strong wind, an insulation design is adopted between the photovoltaic panel 2 and a telescopic rod 5, the telescopic rod 5 provides an angle adjustment effect for the photovoltaic panel 2 and also plays an effect of the photovoltaic panel 2, when the lug 10 receives the influence of the wind, a place with large wind speed can be known according to bernoulli principle, the pressure intensity is small, so the pressure intensity on the left side of the ventilation pipe 11 is smaller than the pressure intensity on the right side, the internal gas can be ejected out of the fixed frame 9, the ball 16 can be driven to move to be in contact with the through point rod 12, the metal ring 6 inside the telescopic rod 5 and the power storage device are electrified, and the metal ring 6 is wound with coils which are uniformly distributed and have the same number, so that the metal fixing piece on the fixed base 8 can be attracted by the magnetism after being electrified, and the reinforcing effect is achieved.
Fixedly connected with movable connecting rod 4 between the upper end of arc 3 and photovoltaic board 2, the telescopic link 5 of both ends fixedly connected with symmetric distribution about the bottom of solid fixed ring 1, the inside fixedly connected with evenly distributed's of telescopic link 5 becket 6, evenly twine has the coil of constant number on becket 6, place through the slope of photovoltaic board 2, 5 one ends of telescopic link are higher than the other end, then 6 quantity of becket 6 that spill inside the telescopic link 5 is also different, can know according to the electro-magnet principle, the big magnetic force that produces that the number of turns of coil is big more just big, so the appeal on the longer one end of telescopic link 5 to fixed baseplate 8 is just big more, thereby becket 6 will be different to fixed baseplate 8's magnetic force when photovoltaic board 2 not co-altitude, the effect that the reinforcement is also different under the co.
The lower end of the telescopic rod 5 is fixedly connected with a fixing base 8 through an insulating block 7, the inside of the fixing base 8 is fixedly connected with an electric storage device, a connection relation between an electrified rod 13 and the electric storage device is electric connection, the photovoltaic panel 2 generates electric energy through illumination and stores the electric energy in the electric storage device, the electric storage device provides the electric energy for the electrified rod 13, a fixing frame 9 is fixedly arranged inside the fixing base 8, a lug 10 is fixedly connected with the rear end of the fixing frame 9, a vent pipe 11 is fixedly connected onto the lug 10, the connection relation between the vent pipe 11 and a groove body 12 is fixed connection, the vent pipe 11 is communicated with the groove body 12, air inside and outside the fixing frame 9 can be exchanged to generate pressure difference, the inside of the fixing frame 9 is fixedly connected with the groove body 12, the inside of the groove body 12 is fixedly connected with the electrified rod 13, the front end of the electrified rod 13, the connection relationship between the balls 16 and the metal ring 6 is electrical connection, and the balls 16 have a conductive property, so that the power storage device and the metal ring 6 can be electrified through the electrifying rod 12.
The working principle is as follows: when the wind-absorbing type solar photovoltaic panel is used, under the wind blowing condition, the photovoltaic panel 2 is arranged on the photovoltaic panel 2 under the wind force action, the photovoltaic panel 2 is driven by the movable connecting rod 4 to move, so that the shock absorbing effect can be realized, the photovoltaic panel 2 is prevented from being broken under the influence of large wind, the expansion link 5 is used for providing the effect of adjusting the angle of the photovoltaic panel 2 and simultaneously playing the effect of the photovoltaic panel 2, when the lug 10 receives the wind influence, the pressure is small at the place where the wind speed is large according to Bernoulli's principle, so that the pressure on the left side of the ventilation pipe 11 is smaller than that on the right side, the internal gas can be ejected out of the fixed frame 9, so that the ball 16 can be driven to move to be in contact with the through-point rod 12, the metal ring 6 in the expansion link 5 is electrified with the electric storage device, and because the coils with equal number are uniformly distributed and wound on the metal ring 6, the fixing piece, thereby providing magnetic force and carrying out reinforced (rfd) effect, the high difference of telescopic link 5, the quantity that spills becket 6 is just different, then the magnetic force size that becket 6 produced is just different to realized that telescopic link 5 is different highly to 8 magnetic attraction effects just different of size of fixed baseplate, reached and used the electric quantity as required, the effect of overuse electric quantity can not appear.
In summary, the fixing device for reinforcing the photovoltaic device based on the bernoulli principle can generate electromagnetic force to reinforce the whole device again when wind blows by utilizing the bernoulli principle, and the phenomenon that the photovoltaic panel 2 is blown over or broken due to overlarge wind force cannot occur.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a photovoltaic equipment is reinforced (rfd) fixing device based on Bernoulli's principle, includes solid fixed ring (1), its characterized in that: the photovoltaic panel fixing device is characterized in that a photovoltaic panel (2) is fixedly mounted at the upper end of the fixing ring (1), an arc plate (3) is fixedly mounted inside the fixing ring (1), a movable connecting rod (4) is fixedly connected between the upper end of the arc plate (3) and the photovoltaic panel (2), symmetrically distributed telescopic rods (5) are fixedly connected to the left end and the right end of the bottom of the fixing ring (1), uniformly distributed metal rings (6) are fixedly connected to the inside of the telescopic rods (5), a fixing base (8) is fixedly connected to the lower end of the telescopic rods (5) through an insulating block (7), a fixing frame (9) is fixedly mounted inside the fixing base (8), a lug (10) is fixedly connected to the rear end of the fixing frame (9), a ventilation pipe (11) is fixedly connected to the lug (10), and a groove body (12) is fixedly connected to the, the inside fixedly connected with of cell body (12) leads to pole (13), the front end fixedly connected with dead lever (14) of pole (13), the rear end of connecting rod (14) has ball (16) through reset spring (15) swing joint.
2. A device for fixing a photovoltaic apparatus, based on bernoulli principle, according to claim 1, wherein: the arc-shaped plate (3) is designed to be elastic, and the movable connecting rod (4) is movably connected with the arc-shaped plate (3).
3. A device for fixing a photovoltaic apparatus, based on bernoulli principle, according to claim 1, wherein: the photovoltaic panel (2) and the telescopic rod (5) are in insulation design.
4. A device for fixing a photovoltaic apparatus, based on bernoulli principle, according to claim 1, wherein: and equal numbers of coils are uniformly wound on the metal ring (6).
5. A device for fixing a photovoltaic apparatus, based on bernoulli principle, according to claim 1, wherein: the inside fixedly connected with power storage device of unable adjustment base (8), the connection relation between power pole (13) and the power storage device is the electricity and connects.
6. A device for fixing a photovoltaic apparatus, based on bernoulli principle, according to claim 1, wherein: the connecting relationship between the ventilating pipe (11) and the groove body (12) is fixed connection.
7. A device for fixing a photovoltaic apparatus, based on bernoulli principle, according to claim 1, wherein: the connection relationship between the balls (16) and the metal ring (6) is electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010512364.3A CN111628703B (en) | 2020-06-08 | 2020-06-08 | Fixing device for photovoltaic equipment reinforcement based on Bernoulli principle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010512364.3A CN111628703B (en) | 2020-06-08 | 2020-06-08 | Fixing device for photovoltaic equipment reinforcement based on Bernoulli principle |
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| Publication Number | Publication Date |
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| CN111628703A true CN111628703A (en) | 2020-09-04 |
| CN111628703B CN111628703B (en) | 2021-11-02 |
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| CN202010512364.3A Active CN111628703B (en) | 2020-06-08 | 2020-06-08 | Fixing device for photovoltaic equipment reinforcement based on Bernoulli principle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113376781A (en) * | 2021-05-15 | 2021-09-10 | 蒋微 | Optical cable stores pylon device is used in construction of 5G basic station |
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2020
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|---|---|---|---|---|
| CN206113100U (en) * | 2016-07-02 | 2017-04-19 | 广东菲斯顿热能科技有限公司 | Bushing type hanging stove |
| CN207573301U (en) * | 2017-12-12 | 2018-07-03 | 绍兴蓝能光伏科技有限公司 | A kind of photovoltaic generation mechanism |
| CN108599690A (en) * | 2018-05-15 | 2018-09-28 | 青海建筑职业技术学院 | Photovoltaic power generation apparatus |
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| CN110401406A (en) * | 2019-08-21 | 2019-11-01 | 贺加 | A kind of wind-proof solar cell module |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113376781A (en) * | 2021-05-15 | 2021-09-10 | 蒋微 | Optical cable stores pylon device is used in construction of 5G basic station |
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| CN111628703B (en) | 2021-11-02 |
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