CN112878218A - Self-generating track sound insulation barrier with advertisement function - Google Patents
Self-generating track sound insulation barrier with advertisement function Download PDFInfo
- Publication number
- CN112878218A CN112878218A CN202011356630.4A CN202011356630A CN112878218A CN 112878218 A CN112878218 A CN 112878218A CN 202011356630 A CN202011356630 A CN 202011356630A CN 112878218 A CN112878218 A CN 112878218A
- Authority
- CN
- China
- Prior art keywords
- rod
- self
- plate
- gear
- inner cavity
- 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.)
- Pending
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
- E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
- E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
- E01F8/0023—Details, e.g. foundations
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F15/00—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Displays For Variable Information Using Movable Means (AREA)
Abstract
The invention provides a self-generating track sound insulation barrier with an advertising function, which comprises a device shell and a display board, wherein the front surface of the device shell is provided with a groove; the mounting seats are arranged on two sides of the bottom of the device shell; the transmission cavity is arranged in the device shell and is positioned at the bottom of the groove. According to the self-power-generation track sound-insulation barrier with the advertising function, the mounting seat is arranged to connect the device shell with the ground, then the rotating disc is rotated to drive the first threaded rod to rotate, so that the first moving plate moves downwards through the threads, then the first moving plate drives the first rack plate to press downwards, the second rack plate is driven by the second gear rod through the meshing of the first rack plate and the second rack rod, and then the second rack plate is unfolded to be fixed with the ground, so that the self-power-generation track sound-insulation barrier with the advertising function can be fixedly mounted.
Description
Technical Field
The invention relates to the technical field of sound insulation barriers, in particular to a self-generating track sound insulation barrier with an advertising function.
Background
The sound insulation barrier is also called a sound insulation wall, is one of methods for relieving noise, is the most effective method for relieving noise of noise sources of roads, railways and industries, and the like, and most of the current sound insulation barriers have an advertisement function.
When the installation of current sound insulation protective screen that has the advertisement function, the installation of traditional screw thread that adopts mostly leads to the installation step comparatively complicated, and is not convenient for dismantle the change, leads to installing or when dismantling this sound insulation protective screen, wastes time and energy, influences work efficiency and sound insulation protective screen and does not have from the electricity generation function, leads to comparatively taking charges in the use, and the cost is great.
Therefore, there is a need to provide a new self-generating track sound barrier with advertising function to solve the above technical problems.
Disclosure of Invention
The invention provides a self-generating track sound-insulating barrier with an advertising function, and solves the technical problems that most of existing sound-insulating barriers with the advertising function are installed through traditional threads, so that the installation steps are complex, the sound-insulating barriers are not convenient to disassemble and replace, time and labor are wasted when the sound-insulating barriers are installed or disassembled, the working efficiency is influenced, the sound-insulating barriers do not have the self-generating function, electricity is consumed in the using process, and the cost is high.
In order to solve the technical problem, the display device comprises a device shell with a groove on the front surface and a display board, wherein the display board is in threaded connection with an inner cavity of the device shell; the mounting seats are arranged on two sides of the bottom of the device shell; the transmission cavity is arranged in the device shell and is positioned at the bottom of the groove; the first gear rod is rotatably and transversely arranged in the inner cavity of the transmission cavity; the turbine rod is rotatably and vertically arranged in the inner cavity of the transmission cavity and is meshed with the first gear rod; a first threaded rod disposed at a bottom end of the turbine rod; a first moving plate in threaded connection with a surface of the first threaded rod; the first rack plates are vertically arranged on two sides of the first moving plate, and the bottom ends of the first rack plates extend downwards to the inner cavity of the mounting seat; the second gear rod is rotatably and transversely arranged in the inner cavity of the mounting seat and meshed with the first rack plate; the second rack plate is slidably and transversely arranged in the inner cavity of the mounting seat, and the mounting seat is meshed with the second gear rod; the second threaded rod is rotatably arranged in the device shell and positioned at the top of the display board, and a second transmission gear is arranged at one end of the second threaded rod; the second moving plate is in threaded connection with the second threaded rod; the telescopic rod is arranged on one side of the second moving plate; the fixed plate, the fixed plate vertical set up in the other end of telescopic link, just the opposite side of fixed plate be provided with in the clearance brush that the show board contacted.
Preferably, the lower surface of the second rack plate is vertically provided with a sliding rod, and the bottom of the inner cavity of the mounting seat is provided with a sliding groove matched with the sliding rod.
Preferably, the first movable plate is located inside the first movable plate, a through hole is formed in the outer ring of the first threaded rod, the inner cavity of the transmission cavity is located in the outer ring of the first threaded rod, two first limiting rods are arranged on the first movable plate, and the first movable plate is slidably sleeved on the first limiting rods through the through hole.
Preferably, a support spring is arranged between one side of the second moving plate and one side of the fixed plate and is positioned on an outer ring of the telescopic rod.
Preferably, the inner cavity of the device shell is located at the bottom of the display board, a second limiting rod is transversely arranged at the bottom of the display board, a moving hole is formed in the bottom end of the second moving plate, and the bottom end of the second moving plate is slidably sleeved on the second limiting rod through a moving clamp.
Preferably, the top of device shell is provided with the motor, the vertical dwang that is provided with of output of motor, the bottom of dwang be provided with the first drive gear of second drive gear looks meshing.
Preferably, the one end of first gear pole extends outwards the outside of device shell, first gear pole is located the outside one end of device shell is provided with the rolling disc, the top of device shell is provided with solar cell panel.
Compared with the related art, the self-generating track sound insulation barrier with the advertising function provided by the invention has the following beneficial effects:
the invention provides a self-generating track sound-insulating barrier with an advertising function, which can connect a device shell with the ground by arranging an installation seat, then rotate a rotating disc to enable a first gear rod to be meshed with a turbine rod to drive a first threaded rod to rotate, so that a first movable plate moves downwards through threads, then the first movable plate drives a first rack plate to press downwards, the second gear rod drives a second rack plate to transmit through the meshing of the first rack plate and the second gear rod, then the second rack plate is unfolded to be fixed with the ground, thus realizing fixed installation, improving the firmness while saving time and labor, preventing the installation seat from falling off, and through arranging a motor, driving the first transmission gear to be meshed with the second transmission gear through the rotating rod to enable the second threaded movable plate to transmit through the second threaded movable plate, then driving a fixed plate and a cleaning brush to clean the surface of a display plate, prevent that show board surface dust from too much leading to the problem that the bandwagon effect reduces, through setting up solar cell panel, can make the device charge through solar radiation daytime, provide electric power support to the show board when night for the show board keeps the bandwagon effect when night.
Drawings
Fig. 1 is a schematic structural view of a self-generating track sound barrier with an advertisement function according to a preferred embodiment of the present invention;
FIG. 2 is a top cross-sectional view of the second moving plate and the fixed plate shown in FIG. 1;
FIG. 3 is an enlarged view of a portion of FIG. 1 at A;
FIG. 4 is an enlarged view of a portion of FIG. 1 at B;
fig. 5 is a front view schematically illustrating the structure of the self-power-generating track soundproof barrier having the advertising function shown in fig. 1.
Reference numbers in the figures: 1. the device comprises a device shell, 2, a display board, 3, a mounting seat, 4, a transmission cavity, 5, a first gear rod, 6, a turbine rod, 7, a first limiting rod, 8, a first moving plate, 9, a first threaded rod, 10, a first rack plate, 11, a second rack plate, 12, a motor, 13, a rotating rod, 14, a second threaded rod, 15, a second limiting rod, 16, a first gear, 17, a second gear, 18, a second moving plate, 19, a telescopic rod, 20, a second gear rod, 21, a supporting spring, 22, a fixing plate, 23, a cleaning brush, 24 and a rotating disc.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, in which fig. 1 is a schematic structural view illustrating a self-generating track sound barrier with an advertisement function according to a preferred embodiment of the present invention; FIG. 2 is a top cross-sectional view of the second moving plate and the fixed plate shown in FIG. 1; FIG. 3 is an enlarged view of a portion of FIG. 1 at A; FIG. 4 is an enlarged view of a portion of FIG. 1 at B; fig. 5 is a front view schematically illustrating the structure of the self-power-generating track soundproof barrier having the advertising function shown in fig. 1.
A self-generating track sound barrier with advertising function includes: the front side is provided with a device shell 1 with a groove and a display board 2, the display board 2 is in threaded connection with the inner cavity of the device shell 1, the display board 2 can be installed in the groove by arranging the groove, and then the display board 2 is in threaded connection with the device shell 1.
The top of device shell 1 is provided with solar cell panel, through the solar cell panel who sets up device shell 1 top, can charge through solar radiation when the day, provides electric power to it when show board 2 is at night for when show board 2 keeps the bandwagon effect, practice thrift the cost.
The one end of first gear pole 5 outwards extends device shell 1's outside, first gear pole 5 is located device shell 1 outside one end is provided with rolling disc 24, and through setting up rolling disc 24, when rotating rolling disc 24, rolling disc 24 can drive first gear pole 5 and rotate.
The first threaded rod 9, the first threaded rod 9 is arranged at the bottom end of the turbine rod 6, the first movable plate 8 is in threaded connection with the surface of the first threaded rod 9, the inner part of the first movable plate 8 and the outer ring of the first threaded rod 9 are provided with through holes, the inner cavity of the transmission cavity 4 and the outer ring of the first threaded rod 9 are provided with two first limiting rods 7, the first movable plate 8 is slidably sleeved on the first limiting rods 7 through the through holes, the first rack plate 10 is vertically arranged at two sides of the first movable plate 8, the bottom end of the first rack plate 10 extends downwards to the inner cavity of the mounting seat 3, and when the turbine rod 6 rotates, the first threaded rod 9 can be transmitted to the first threaded rod 9, so that the first threaded rod 9 drives the first movable plate 8 to press down through threads, so that the first rack plate 10 moves downward, and the first moving plate 8 is limited by the first limiting rod 7, so that the first moving plate 8 moves vertically.
A second rack bar 20, the second rack bar 20 is rotatably and transversely arranged in the inner cavity of the mounting seat 3, the second rack bar 20 is meshed with the first rack plate 10, one end of the second rack bar 20 is rotatably connected with the back of the inner cavity of the mounting seat 3, a second rack plate 11 is slidably and transversely arranged in the inner cavity of the mounting seat 3, the mounting seat 3 is meshed with the second rack bar 20, the first rack plate 10 is arranged in the inner cavity of the mounting seat 3 and is arranged at the back of the second rack plate 11, a sliding rod is vertically arranged on the lower surface of the second rack plate 11, a sliding groove matched with the sliding rod is formed in the bottom of the inner cavity of the mounting seat 3, the first rack plate 10 drives the second rack bar 20 to rotate through meshing when the first rack plate 10 moves downwards, when the second gear lever 20 rotates, the second rack plate 11 can be driven to be unfolded and fixed, so that the device shell 1 can be reinforced while being rapidly installed through the installation seat 3 and the ground, and the protection performance is improved. The second rack plate 11 can move horizontally more stably by providing the sliding groove.
The second threaded rod 14, the second threaded rod 14 rotationally set up in the inside of device shell 1 and be located the top of show board 2, just one end of second threaded rod 14 is provided with second drive gear 17, second movable plate 18 threaded connection in on the second threaded rod 14, through the threaded connection who sets up second movable plate 18 and second threaded rod 14, when second threaded rod 14 rotated, can drive second movable plate 18 and remove.
The top of the device shell 1 is provided with a motor 12, the output end of the motor 12 is vertically provided with a rotating rod 13, a first transmission gear 16 meshed with the second transmission gear 17 is arranged at the bottom end of the rotating rod 13, a second limiting rod 15 is transversely arranged in the inner cavity of the device shell 1 and at the bottom of the display board 2, the bottom end of the second moving plate 18 is provided with a moving hole, the bottom end of the second moving plate 18 is slidably sleeved on the second limiting rod 15 through a moving clamp, the rotating rod 13 is driven to rotate by the motor 12, so that the first transmission gear 16 is meshed with the second transmission gear 17 to drive the second threaded rod 14 to rotate, the second threaded rod 14 drives the second moving plate 18 to horizontally move through threads, the second moving plate 18 can be moved horizontally more stably by providing the second stopper rod 15.
The working principle of the self-generating track sound insulation barrier with the advertising function provided by the invention is as follows:
during installation, the installation seat 3 at the bottom of the device shell 1 is inserted into the ground and then the rotating disc 24 is rotated, so that the rotating disc 24 drives the first gear rod 5 to rotate, then the first gear rod 5 drives the turbine rod 6 to rotate, so that the turbine rod 6 drives the first threaded rod 9 to rotate, when the first threaded rod 9 rotates, the first moving plate 8 is pressed downwards through threads to drive the first rack plate 10 to be pressed downwards, then the first rack plate 10 drives the second gear rod 20 to rotate, so that the second gear rod 20 is meshed with the second rack plate 11 to drive the second rack plate 11 to be unfolded and fixed, when the dust on the surface of the display plate 2 is more, the starting motor 12 drives the first transmission gear 16 to be meshed with the second transmission gear 17 through the rotating rod 13 to rotate the second threaded rod 14, and when the second threaded rod 14 rotates, the second moving plate 18 is moved leftwards and rightwards through threads, thereby drive the clearance brush 23 of fixed plate 22 one side and clear up the surface of show board 2, through the solar cell panel who sets up device shell 1 top, can charge through solar radiation when the day, provide electric power to it when the show board 2 is at night.
Compared with the related art, the self-generating track sound insulation barrier with the advertising function provided by the invention has the following beneficial effects:
the invention provides a self-generating track sound insulation barrier with an advertising function, which is characterized in that a device shell 1 can be connected with the ground by arranging an installation seat 3, then a rotating disc 24 is rotated to enable a first gear rod 5 to be meshed with a turbine rod 6, a first threaded rod 9 is driven to rotate, a first moving plate 8 moves downwards through threads, then the first moving plate 8 drives a first rack plate 10 to press downwards, through the meshing of the first rack plate 10 and a second gear rod 20, the second gear rod 20 drives a second rack plate 11, then the second rack plate 11 is unfolded to be fixed with the ground, and then the self-generating track sound insulation barrier can be fixedly installed, so that the firmness is increased while the time and the labor are saved, and the installation seat 3 is prevented from falling off.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (7)
1. The utility model provides a from electricity generation track sound insulation barrier with advertisement function, includes openly sets up notched device shell, its characterized in that:
a display board in threaded connection with the inner cavity of the device housing;
the mounting seats are arranged on two sides of the bottom of the device shell;
the transmission cavity is arranged in the device shell and is positioned at the bottom of the groove;
the first gear rod is rotatably and transversely arranged in the inner cavity of the transmission cavity;
the turbine rod is rotatably and vertically arranged in the inner cavity of the transmission cavity and is meshed with the first gear rod;
a first threaded rod disposed at a bottom end of the turbine rod;
a first moving plate in threaded connection with a surface of the first threaded rod;
the first rack plates are vertically arranged on two sides of the first moving plate, and the bottom ends of the first rack plates extend downwards to the inner cavity of the mounting seat;
the second gear rod is rotatably and transversely arranged in the inner cavity of the mounting seat and meshed with the first rack plate;
the second rack plate is slidably and transversely arranged in the inner cavity of the mounting seat, and the mounting seat is meshed with the second gear rod;
the second threaded rod is rotatably arranged in the device shell and positioned at the top of the display board, and a second transmission gear is arranged at one end of the second threaded rod;
the second moving plate is in threaded connection with the second threaded rod;
the telescopic rod is arranged on one side of the second moving plate;
the fixed plate, the fixed plate vertical set up in the other end of telescopic link, just the opposite side of fixed plate be provided with in the clearance brush that the show board contacted.
2. The self-generating track sound barrier with the advertising function as claimed in claim 1, wherein a sliding rod is vertically arranged on the lower surface of the second rack plate, and a sliding groove matched with the sliding rod is formed in the bottom of the inner cavity of the mounting seat.
3. The self-generating track sound insulation barrier with the advertising function as claimed in claim 1, wherein a through hole is formed in the first moving plate and located on an outer ring of the first threaded rod, two first limiting rods are arranged in an inner cavity of the transmission cavity and located on an outer ring of the first threaded rod, and the first moving plate is slidably sleeved on the first limiting rods through the through hole.
4. The self-generating track sound barrier with the advertising function as claimed in claim 1, wherein a support spring is provided between one side of the second moving plate and one side of the fixed plate and at an outer ring of the telescopic rod.
5. The self-generating track sound barrier with the advertising function as claimed in claim 1, wherein a second limiting rod is transversely disposed in the inner cavity of the device housing and at the bottom of the display board, a moving hole is disposed at the bottom end of the second moving plate, and the bottom end of the second moving plate is slidably sleeved on the second limiting rod through a moving clamp.
6. The self-generating track sound insulation barrier with the advertising function as claimed in claim 1, wherein a motor is arranged on the top of the device housing, a rotating rod is vertically arranged at the output end of the motor, and a first transmission gear meshed with the second transmission gear is arranged at the bottom end of the rotating rod.
7. The self-generating track sound barrier with the advertising function as claimed in claim 1, wherein one end of the first gear lever extends outward to the outside of the device housing, a rotating disc is provided at one end of the first gear lever located outside the device housing, and a solar panel is provided at the top of the device housing.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011356630.4A CN112878218A (en) | 2020-11-27 | 2020-11-27 | Self-generating track sound insulation barrier with advertisement function |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011356630.4A CN112878218A (en) | 2020-11-27 | 2020-11-27 | Self-generating track sound insulation barrier with advertisement function |
Publications (1)
Publication Number | Publication Date |
---|---|
CN112878218A true CN112878218A (en) | 2021-06-01 |
Family
ID=76043126
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202011356630.4A Pending CN112878218A (en) | 2020-11-27 | 2020-11-27 | Self-generating track sound insulation barrier with advertisement function |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN112878218A (en) |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100746977B1 (en) * | 2006-10-11 | 2007-08-07 | 안승철 | The automatic rotation sound absorption type soundproofing panel |
JP3192667U (en) * | 2014-06-02 | 2014-08-28 | 中川 とし子 | Posts and wall assembly |
CN107724266A (en) * | 2017-10-13 | 2018-02-23 | 成都柒瑰科技有限公司 | A kind of road sound arrester |
CN207378615U (en) * | 2017-09-24 | 2018-05-18 | 江苏金卓能建设工程技术有限公司 | A kind of municipal road lamp with automatic cleaning function |
CN207435933U (en) * | 2018-01-04 | 2018-06-01 | 河北华久金属制品有限公司 | A kind of glass noise barrier for facilitating installation |
CN208088119U (en) * | 2018-03-18 | 2018-11-13 | 江苏省灌南中等专业学校 | A kind of road and bridge protective fence facilitating installation |
CN209194379U (en) * | 2018-10-24 | 2019-08-02 | 天津市莱茵环保新技术开发有限公司 | A kind of mounting structure of sound barrier panel |
CN210395133U (en) * | 2019-04-04 | 2020-04-24 | 钱仁艺 | Movable sound insulation barrier |
CN211772978U (en) * | 2019-12-31 | 2020-10-27 | 云南交通职业技术学院 | Solar sound barrier for elevated road |
CN211815688U (en) * | 2020-02-28 | 2020-10-30 | 孙百灵 | Light hiccup sound barrier of inhaling |
-
2020
- 2020-11-27 CN CN202011356630.4A patent/CN112878218A/en active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100746977B1 (en) * | 2006-10-11 | 2007-08-07 | 안승철 | The automatic rotation sound absorption type soundproofing panel |
JP3192667U (en) * | 2014-06-02 | 2014-08-28 | 中川 とし子 | Posts and wall assembly |
CN207378615U (en) * | 2017-09-24 | 2018-05-18 | 江苏金卓能建设工程技术有限公司 | A kind of municipal road lamp with automatic cleaning function |
CN107724266A (en) * | 2017-10-13 | 2018-02-23 | 成都柒瑰科技有限公司 | A kind of road sound arrester |
CN207435933U (en) * | 2018-01-04 | 2018-06-01 | 河北华久金属制品有限公司 | A kind of glass noise barrier for facilitating installation |
CN208088119U (en) * | 2018-03-18 | 2018-11-13 | 江苏省灌南中等专业学校 | A kind of road and bridge protective fence facilitating installation |
CN209194379U (en) * | 2018-10-24 | 2019-08-02 | 天津市莱茵环保新技术开发有限公司 | A kind of mounting structure of sound barrier panel |
CN210395133U (en) * | 2019-04-04 | 2020-04-24 | 钱仁艺 | Movable sound insulation barrier |
CN211772978U (en) * | 2019-12-31 | 2020-10-27 | 云南交通职业技术学院 | Solar sound barrier for elevated road |
CN211815688U (en) * | 2020-02-28 | 2020-10-30 | 孙百灵 | Light hiccup sound barrier of inhaling |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN112003549B (en) | Photovoltaic panel device with hail suppression function | |
CN112878218A (en) | Self-generating track sound insulation barrier with advertisement function | |
CN217720459U (en) | Prefabricated cabin formula photovoltaic transformer substation | |
CN111800075A (en) | Photovoltaic power generation device with environment-friendly semiconductor photoelectric effect | |
CN206922707U (en) | Photovoltaic generation cell panel clearing apparatus | |
CN212850346U (en) | Photovoltaic power generation buffering support | |
CN214800232U (en) | Low-power-consumption geological disaster monitoring device | |
CN204928728U (en) | Two motor drive solar photovoltaic board self -cleaning devices | |
CN112902090A (en) | Multi-channel electricity-taking street lamp | |
CN212010305U (en) | Multifunctional advertising board with photovoltaic power supply | |
CN220359098U (en) | Solar energy LED energy-saving screen | |
CN211370614U (en) | Combined wind power generation tower | |
CN220538682U (en) | Cofferdam structure for hydraulic building construction | |
CN204906304U (en) | Single motor drive solar photovoltaic board self -cleaning device | |
CN210780643U (en) | Rotatable solar photovoltaic fence for oil well | |
CN215835375U (en) | Single-shaft photovoltaic support | |
CN210432245U (en) | Control cabinet for electromechanical engineering | |
CN215330776U (en) | High-rise building photovoltaic curtain wall | |
CN216490324U (en) | Side-hanging type power generation system for road and bridge engineering | |
CN217135440U (en) | Cleaning device for new forms of energy photovoltaic power generation board | |
CN212376796U (en) | Wind-powered electricity generation upper box body convenient to installation | |
CN218603435U (en) | Road photovoltaic protective screen | |
CN220586220U (en) | Protection type photovoltaic support assembly | |
CN217112467U (en) | Compact structure lays wire pleasing to eye multichannel ammeter case | |
CN220122852U (en) | Solar photovoltaic panel installation component convenient to clean |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210601 |
|
RJ01 | Rejection of invention patent application after publication |