CN113113887A - Electric intelligent cable trench cover plate - Google Patents
Electric intelligent cable trench cover plate Download PDFInfo
- Publication number
- CN113113887A CN113113887A CN202110426249.9A CN202110426249A CN113113887A CN 113113887 A CN113113887 A CN 113113887A CN 202110426249 A CN202110426249 A CN 202110426249A CN 113113887 A CN113113887 A CN 113113887A
- Authority
- CN
- China
- Prior art keywords
- air inlet
- fixedly connected
- support frame
- box body
- cover plate
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/02—Installations of electric cables or lines in or on the ground or water laid directly in or on the ground, river-bed or sea-bottom; Coverings therefor, e.g. tile
- H02G9/025—Coverings therefor, e.g. tile
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention provides an electric intelligent cable trench cover plate, and relates to the technical field of intelligent cable trench cover plates. The electric intelligent cable trench cover plate comprises a support frame box body, wherein a cover plate frame is fixedly connected to the top of the support frame box body, an air inlet channel is fixedly connected to the inner bottom of the support frame box body, the bottom of the air inlet channel penetrates through the bottom surface of the support frame box body and is fixedly connected with a first air inlet cross channel, two ends of the first air inlet cross channel are fixedly connected with protective covers, and air inlet holes are formed in the end surfaces of the protective covers; the air inlet channels are provided with two air inlet channels, and a second air inlet cross passage is connected between the two air inlet channels. Through being provided with inlet channel and exhaust fan structure, can increase the air convection current of cable pit and external in fine day, make the cable pit keep dry, it is all more convenient to use and control, and debris can be avoided inhaling in first cross air inlet channel, protective cover and inlet port structure moreover.
Description
Technical Field
The invention relates to the technical field of intelligent cable trench cover plates, in particular to an electric intelligent cable trench cover plate.
Background
The power system transformer substation and large-scale factory and mining enterprises are provided with power cables laid inside the cable trench, cover plates on the cable trench are generally made of cement prefabricated or marble and glass fiber reinforced plastic, when the temperature and humidity in the cable trench exceed a certain range, two cement cover plates need to be opened at intervals of ten meters to promote ventilation and dehumidification in the cable trench, the cement cover plates need to be manually moved when being frequently opened and closed, the labor intensity is high, the cement cover plates can be damaged, and potential safety hazards such as people falling into the trench and small animal invasion easily occur due to no protective measures after the cement cover plates are opened;
the electric intelligent cable trench cover plate can effectively reduce the labor intensity of workers, can be opened and closed by controlling the cover plate through a manual button of the centralized control box, and can also be remotely controlled by a remote controller;
the intelligent cable trench cover plate can automatically open the exhaust equipment according to the temperature and the humidity in the cable trench, and can also remotely control the opening and the closing of the electric intelligent cable trench cover plate by using a mobile phone, if the electric intelligent cable trench cover plate is automatically closed in rainy and snowy weather, the intelligent cable trench cover plate can also be linked with fire control according to the actual conditions on site to increase the forced exhaust and smoke sensing alarm functions.
When the applicant applies the invention, through search, the inventor finds that a Chinese patent discloses an intelligent cable trench electric cover plate, the application number of which is '202020797644.9', the cover plate is opened and closed mainly through an electric lifting structure, the use is more convenient, but the existing cable trench electric cover plate is simple in ventilation structure, and the control is more complicated when flood is drained.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an electric intelligent cable trench cover plate, and solves the problems that the existing cable trench electric cover plate is simple in ventilation structure and complicated to control when flood is drained.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: an electric intelligent cable trench cover plate comprises a support frame box body, wherein a cover plate frame is fixedly connected to the top of the support frame box body, an air inlet channel is fixedly connected to the inner bottom of the support frame box body, the bottom of the air inlet channel penetrates through the bottom surface of the support frame box body and is fixedly connected with a first air inlet cross channel, two ends of the first air inlet cross channel are fixedly connected with protective covers, and air inlet holes are formed in the end surfaces of the protective covers;
the air inlet channel is provided with two air inlet channels, a second air inlet cross channel is connected between the two air inlet channels, an exhaust fan is fixedly connected to the inner bottom of the support frame box body and one side of the air inlet channel, an air inlet is formed in the side face of the exhaust fan, and the air inlet is connected with the second air inlet cross channel through an air inlet connecting pipe;
the inner bottom of the support frame box body is provided with a drainage channel, a sliding seat is fixedly connected to the inner bottom of the support frame box body and positioned on the side face of the drainage channel, an adjustable baffle is slidably connected to the inner side of the sliding seat, a first electric telescopic rod is fixedly connected to the inner side face of the support frame box body, a first connecting block is fixedly connected to the movable end of the first electric telescopic rod, and the first connecting block is connected to the upper surface of the adjustable baffle through a screw;
the inner side of the support frame box body is provided with a lifting structure, and the top of the lifting structure is provided with a glass fiber reinforced plastic cover plate.
Preferably, the top of air inlet channel is provided with the opening, and the opening part can be dismantled and be connected with the upper blanking cover.
Preferably, the top of exhaust fan is provided with the gas outlet, and gas outlet fixedly connected with toper air outlet, the exhaust fan is waterproof fan.
Preferably, the bottom of the adjustable baffle and the side face of the adjustable baffle are fixedly connected with an anti-collision strip.
Preferably, the glass fiber reinforced plastic cover plate is made of photosynthetic glass fiber reinforced plastic, the bottom of the glass fiber reinforced plastic cover plate is fixedly connected with supporting cushion blocks and reinforcing transverse blocks, the supporting cushion blocks are perpendicular to the reinforcing transverse blocks, and the supporting cushion blocks are distributed on the side edge of the glass fiber reinforced plastic cover plate.
Preferably, the lifting structure comprises two groups of first supporting frames and two groups of second supporting frames, and the adjacent first supporting frames and the adjacent second supporting frames are movably connected through connecting pins.
Preferably, the bottom end of the first support frame is movably connected with the support frame box body through a movable connecting shaft, a movable cross rod is movably connected between the two second support frames and close to the bottom end, and idler wheels are fixedly connected to the side faces and close to the two ends of the movable cross rod;
the side of the movable cross rod is movably connected with a connecting sleeve, the inner side wall of the cover plate frame is fixedly connected with a second electric telescopic rod, and the movable end of the second electric telescopic rod is fixedly connected with the connecting sleeve.
Preferably, a supporting beam is fixedly connected between the two first supporting frames and between the two second supporting frames, a second connecting block is movably connected to the side face of the supporting beam, and the second connecting block is connected with the lower surface of the glass fiber reinforced plastic cover plate.
The working principle is as follows: the supporting frame box body 1 is arranged in a reserved hole groove and is fixed, when the supporting frame box body is used, the exhaust fan 10 works, the convection between the inside of the cable trench and the outside air can be forced, the air inside the cable trench is kept dry, and when much rainwater exists, the drainage channel 12 can be opened to drain water timely;
during the operation, the glass fiber reinforced plastic cover plate 25 needs to be opened, and the second electric telescopic rod 21 pushes the movable cross rod 19, so that the first support frame 17 and the second support frame 20 support the glass fiber reinforced plastic cover plate 25; the whole control process can adopt 1) centralized control box manual button control 2) remote control 3) intelligent temperature and humidity induction control 4) intelligent light sensation control 5) mobile phone control 6) intelligent rain and snow induction control and the like.
(III) advantageous effects
The invention provides an electric intelligent cable trench cover plate. The method has the following beneficial effects:
1. according to the invention, through the arrangement of the air inlet channel and the exhaust fan structure, the convection between the cable trench and the outside air can be increased in a sunny day, so that the cable trench is kept dry and is convenient to use and control, and the first air inlet cross channel, the protective cover and the air inlet structure can avoid the suction of sundries.
2. According to the invention, the drainage channel is arranged and is provided with the adjustable baffle plate structure, so that the drainage channel can be opened to drain water in time in a rainwater season, and the use is convenient.
3. According to the invention, the glass fiber reinforced plastic cover plate is arranged, and the lifting structure is used for driving the glass fiber reinforced plastic cover plate to ascend (open) and descend (close), so that the glass fiber reinforced plastic cover plate is convenient to use.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a schematic side view of the present invention;
fig. 5 is a schematic perspective view of another perspective structure according to the present invention.
Wherein, 1, a support frame box body; 2. a cover plate frame; 3. an air intake passage; 4. a first intake cross; 5. a protective cover; 6. an air inlet; 7. an upper plug cover; 8. a second intake cross; 9. an air inlet connecting pipe; 10. an exhaust fan; 11. a conical air outlet; 12. a drainage channel; 13. a sliding seat; 14. an adjustable baffle; 15. a first electric telescopic rod; 16. a first connection block; 17. a first support frame; 18. a movable connecting shaft; 19. a movable cross bar; 20. a second support frame; 21. a second electric telescopic rod; 22. a connecting sleeve; 23. a support beam; 24. a second connecting block; 25. a glass fiber reinforced plastic cover plate; 26. supporting the cushion block; 27. and reinforcing the transverse block.
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.
The first embodiment is as follows:
as shown in fig. 1-5, an embodiment of the present invention provides an electric intelligent cable trench cover plate, which includes a support frame box 1, a cover plate frame 2 fixedly connected to the top of the support frame box 1, an air inlet channel 3 fixedly connected to the inner bottom of the support frame box 1 and mainly used for air circulation, a first air inlet cross channel 4 fixedly connected to the bottom of the air inlet channel 3 and penetrating through the bottom surface of the support frame box 1, protective covers 5 fixedly connected to both ends of the first air inlet cross channel 4, an air inlet 6 formed in the end surface of the protective cover 5, and the protective cover 5 and the air inlet 6 are configured to prevent impurities from entering the exhaust fan 10 and causing damage;
the number of the air inlet channels 3 is two, a second air inlet cross passage 8 is connected between the two air inlet channels 3, an exhaust fan 10 is fixedly connected to the inner bottom of the support frame box body 1 and one side of the air inlet channels 3 and used for forced air convection, and an air inlet is formed in the side face of the exhaust fan 10 and connected with the second air inlet cross passage 8 through an air inlet connecting pipe 9;
the inner bottom of the support frame box body 1 is provided with a drainage channel 12 for facilitating drainage, the inner bottom of the support frame box body 1 and the side surface of the drainage channel 12 are fixedly connected with a sliding seat 13, the inner side of the sliding seat 13 is slidably connected with an adjustable baffle plate 14, the adjustable baffle plate 14 slides on the inner side of the sliding seat 13, the inner side surface of the support frame box body 1 is fixedly connected with a first electric telescopic rod 15, the movable end of the first electric telescopic rod 15 is fixedly connected with a first connecting block 16, the first connecting block 16 is connected to the upper surface of the adjustable baffle plate 14 through screws, and the first electric telescopic rod 15 drives the adjustable baffle plate 14 to slide;
the inboard of support frame box body 1 is provided with elevation structure, and elevation structure's top is provided with glass steel cover plate 25, and glass steel cover plate 25 is as last top cap board, and elevation structure can conveniently open glass steel cover plate 25.
The top of the air inlet channel 3 is provided with an opening, the opening is detachably connected with an upper plug cover 7, the top of the exhaust fan 10 is provided with an air outlet, the upper plug cover 7 can be opened to facilitate cleaning the inside of the air inlet channel 3, the air outlet is fixedly connected with a conical air outlet 11, the exhaust fan 10 is a waterproof fan and can contact a water source in the using process of the device, the bottom of the adjustable baffle plate 14 is fixedly connected with an anti-collision strip close to the side surface, the glass fiber reinforced plastic cover plate 25 is made of photosynthetic glass fiber reinforced plastic and can increase the structural strength of the glass fiber reinforced plastic cover plate 25, the bottom of the glass fiber reinforced plastic cover plate 25 is fixedly connected with a supporting cushion block 26 and a reinforcing transverse block 27, the supporting cushion block 26 is perpendicular to the reinforcing transverse block 27, the reinforcing transverse block 27 plays a role of reinforcing structure, the supporting cushion block 26 is distributed on the side edge of the glass fiber reinforced plastic, the lifting structure comprises two groups of first supporting frames 17 and two groups of second supporting frames 20, the adjacent first supporting frames 17 and the adjacent second supporting frames 20 are movably connected through connecting pins, the bottom end of the first supporting frame 17 is movably connected with the supporting frame box body 1 through a movable connecting shaft 18, the first supporting frame 17 and the second supporting frames 20 form a scissor-type lifting frame, a movable cross rod 19 is movably connected between the two second supporting frames 20 and close to the bottom end, and idler wheels are fixedly connected to the side surface of the movable cross rod 19 and close to the two ends of the movable cross rod 19, so that the movable cross rod 19 can move conveniently;
side swing joint of activity horizontal pole 19 has connecting sleeve 22, the inside wall fixedly connected with second electric telescopic handle 21 of apron frame 2, the expansion end and the connecting sleeve 22 fixed connection of second electric telescopic handle 21, it removes to realize that second electric telescopic handle 21 drives activity horizontal pole 19, the realization raises glass steel cover plate 25, equal fixedly connected with supporting beam 23 between two first support frames 17 and between two second support frames 20, supporting beam 23's side swing joint has second connecting block 24, second connecting block 24 is connected with glass steel cover plate 25's lower surface.
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 (8)
1. The utility model provides an electronic intelligent cable trench cover, includes support frame box body (1), its characterized in that: the top of the support frame box body (1) is fixedly connected with a cover plate frame (2), the inner bottom of the support frame box body (1) is fixedly connected with an air inlet channel (3), the bottom of the air inlet channel (3) penetrates through the bottom surface of the support frame box body (1) and is fixedly connected with a first air inlet cross channel (4), two ends of the first air inlet cross channel (4) are fixedly connected with protective covers (5), and the end surfaces of the protective covers (5) are provided with air inlet holes (6);
the air inlet channels (3) are arranged in two, a second air inlet cross channel (8) is connected between the two air inlet channels (3), an exhaust fan (10) is fixedly connected to the inner bottom of the support frame box body (1) and one side of the air inlet channel (3), an air inlet is formed in the side face of the exhaust fan (10), and the air inlet is connected with the second air inlet cross channel (8) through an air inlet connecting pipe (9);
a drainage channel (12) is formed in the inner bottom of the support frame box body (1), a sliding seat (13) is fixedly connected to the inner bottom of the support frame box body (1) and located on the side face of the drainage channel (12), an adjustable baffle (14) is connected to the inner side of the sliding seat (13) in a sliding mode, a first electric telescopic rod (15) is fixedly connected to the inner side face of the support frame box body (1), a first connecting block (16) is fixedly connected to the movable end of the first electric telescopic rod (15), and the first connecting block (16) is connected to the upper surface of the adjustable baffle (14) through screws;
the inner side of the support frame box body (1) is provided with a lifting structure, and the top of the lifting structure is provided with a glass fiber reinforced plastic cover plate (25).
2. An electrically powered smart cable gland plate according to claim 1, wherein: the top of inlet channel (3) is provided with the opening, and the opening part can be dismantled and be connected with upper blanking cover (7).
3. An electrically powered smart cable gland plate according to claim 1, wherein: the top of exhaust fan (10) is provided with the gas outlet, and gas outlet fixedly connected with toper air outlet (11), exhaust fan (10) are waterproof fan.
4. An electrically powered smart cable gland plate according to claim 1, wherein: the bottom of the adjustable baffle (14) is fixedly connected with an anti-collision strip close to the side face.
5. An electrically powered smart cable gland plate according to claim 1, wherein: the glass fiber reinforced plastic cover plate (25) is made of photosynthetic glass fiber reinforced plastic, the bottom of the glass fiber reinforced plastic cover plate (25) is fixedly connected with supporting cushion blocks (26) and reinforcing transverse blocks (27), the supporting cushion blocks (26) are perpendicular to the reinforcing transverse blocks (27), and the supporting cushion blocks (26) are distributed on the side edge of the glass fiber reinforced plastic cover plate (25).
6. An electrically powered smart cable gland plate according to claim 1, wherein: the lifting structure comprises two groups of first supporting frames (17) and two groups of second supporting frames (20), and the adjacent first supporting frames (17) and the adjacent second supporting frames (20) are movably connected through connecting pins.
7. An electrically powered smart cable gland plate according to claim 6, wherein: the bottom end of the first support frame (17) is movably connected with the support frame box body (1) through a movable connecting shaft (18), a movable cross rod (19) is movably connected between the two second support frames (20) and close to the bottom end, and idler wheels are fixedly connected to the side face of the movable cross rod (19) and close to the two ends;
the side swing joint of activity horizontal pole (19) has connecting sleeve (22), the inside wall fixedly connected with second electric telescopic handle (21) of apron frame (2), the expansion end and the connecting sleeve (22) fixed connection of second electric telescopic handle (21).
8. An electrically powered smart cable gland plate according to claim 7, wherein: two equal fixedly connected with supporting beam (23) between first support frame (17) and two between second support frame (20), the side swing joint of supporting beam (23) has second connecting block (24), second connecting block (24) are connected with the lower surface of glass steel apron (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110426249.9A CN113113887A (en) | 2021-04-20 | 2021-04-20 | Electric intelligent cable trench cover plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110426249.9A CN113113887A (en) | 2021-04-20 | 2021-04-20 | Electric intelligent cable trench cover plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113113887A true CN113113887A (en) | 2021-07-13 |
Family
ID=76719061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110426249.9A Pending CN113113887A (en) | 2021-04-20 | 2021-04-20 | Electric intelligent cable trench cover plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113113887A (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06118253A (en) * | 1992-10-03 | 1994-04-28 | Sumitomo Electric Ind Ltd | Direct burying method for optical fiber cable and pit box |
| JP2014173791A (en) * | 2013-03-08 | 2014-09-22 | Daikin Ind Ltd | Freezer |
| CN104201635A (en) * | 2014-08-19 | 2014-12-10 | 烟台恒迪克能源科技有限公司 | Intelligent ventilation cover plate of substation cable chute |
| CN204030518U (en) * | 2014-07-28 | 2014-12-17 | 国家电网公司 | The intelligent vent flap of a kind of cable duct of substation |
| CN106088150A (en) * | 2016-08-09 | 2016-11-09 | 国家电网公司 | Cable duct of substation Dampproof water-drainage device |
| CN106655065A (en) * | 2017-01-19 | 2017-05-10 | 国家电网公司 | Cable trench dehumidifying apparatus |
| CN108149542A (en) * | 2018-02-05 | 2018-06-12 | 成都知睿科技有限公司 | A kind of municipal road pavement drainage arrangement |
| CN108183459A (en) * | 2017-11-28 | 2018-06-19 | 毛根善 | A kind of ventilation ventilated control system for cable duct |
| CN209250185U (en) * | 2019-01-18 | 2019-08-13 | 石家庄鑫悦利电力科技有限公司 | A kind of electronic cover board of cable duct |
| CA3055349A1 (en) * | 2018-09-13 | 2020-03-13 | Oldcastle Precast, Inc. | Composite concrete material and method of making a composite concrete material |
| CN210342208U (en) * | 2019-08-09 | 2020-04-17 | 中铁十九局集团第一工程有限公司 | High-efficient drainage device of high-speed railway construction |
| CN212063433U (en) * | 2020-04-27 | 2020-12-01 | 新乡市正方复合材料有限公司 | Abnormal sound cover plate structure is prevented to U type cable pit |
| CN112038997A (en) * | 2020-08-21 | 2020-12-04 | 于小强 | Energy-conserving heat dissipation communication cable ditch well |
| CN112186694A (en) * | 2020-09-22 | 2021-01-05 | 国网宁夏电力有限公司吴忠供电公司 | Cable pit ventilation cover plate structure and intelligent ventilation unit of cable pit |
-
2021
- 2021-04-20 CN CN202110426249.9A patent/CN113113887A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06118253A (en) * | 1992-10-03 | 1994-04-28 | Sumitomo Electric Ind Ltd | Direct burying method for optical fiber cable and pit box |
| JP2014173791A (en) * | 2013-03-08 | 2014-09-22 | Daikin Ind Ltd | Freezer |
| CN204030518U (en) * | 2014-07-28 | 2014-12-17 | 国家电网公司 | The intelligent vent flap of a kind of cable duct of substation |
| CN104201635A (en) * | 2014-08-19 | 2014-12-10 | 烟台恒迪克能源科技有限公司 | Intelligent ventilation cover plate of substation cable chute |
| CN106088150A (en) * | 2016-08-09 | 2016-11-09 | 国家电网公司 | Cable duct of substation Dampproof water-drainage device |
| CN106655065A (en) * | 2017-01-19 | 2017-05-10 | 国家电网公司 | Cable trench dehumidifying apparatus |
| CN108183459A (en) * | 2017-11-28 | 2018-06-19 | 毛根善 | A kind of ventilation ventilated control system for cable duct |
| CN108149542A (en) * | 2018-02-05 | 2018-06-12 | 成都知睿科技有限公司 | A kind of municipal road pavement drainage arrangement |
| CA3055349A1 (en) * | 2018-09-13 | 2020-03-13 | Oldcastle Precast, Inc. | Composite concrete material and method of making a composite concrete material |
| CN209250185U (en) * | 2019-01-18 | 2019-08-13 | 石家庄鑫悦利电力科技有限公司 | A kind of electronic cover board of cable duct |
| CN210342208U (en) * | 2019-08-09 | 2020-04-17 | 中铁十九局集团第一工程有限公司 | High-efficient drainage device of high-speed railway construction |
| CN212063433U (en) * | 2020-04-27 | 2020-12-01 | 新乡市正方复合材料有限公司 | Abnormal sound cover plate structure is prevented to U type cable pit |
| CN112038997A (en) * | 2020-08-21 | 2020-12-04 | 于小强 | Energy-conserving heat dissipation communication cable ditch well |
| CN112186694A (en) * | 2020-09-22 | 2021-01-05 | 国网宁夏电力有限公司吴忠供电公司 | Cable pit ventilation cover plate structure and intelligent ventilation unit of cable pit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202374776U (en) | Double-layer aluminum gutter greenhouse | |
| CN104164892B (en) | A kind of cable tunnel multifunctional examining well | |
| CN113113887A (en) | Electric intelligent cable trench cover plate | |
| CN211091184U (en) | Novel sheep pen suitable for large-scale breeding in northern areas | |
| CN213425549U (en) | Dustproof and dehumidification electric power cabinet | |
| CN203977456U (en) | A kind of cable tunnel multifunctional examining well | |
| CN209914684U (en) | Sheep hurdle with function is collected to sheep excrement | |
| WO2023245979A1 (en) | Awning convenient for wiring | |
| CN205778363U (en) | A kind of automatic louver | |
| CN213626858U (en) | Double-layer dustproof shed for GIS equipment installation | |
| CN211064543U (en) | Novel sheep pen suitable for large-scale breeding in northern areas | |
| CN111456493B (en) | Intelligent adjusting system for microclimate of courtyard | |
| CN211080568U (en) | Portable sunshine room of track about L arc | |
| CN111350316B (en) | Daylighting and illuminating system for middle and high-rise buildings | |
| CN209749403U (en) | Movable animal breeding house | |
| CN211173715U (en) | Chain transmission lifting protection window system for vertical face | |
| CN110593722B (en) | Chain transmission lifting protection window system for vertical surface | |
| CN211407028U (en) | Temperature control system of integrated glass greenhouse | |
| CN113099889A (en) | Vertical greening system capable of being opened and closed and displaced for high-rise building | |
| ATE256228T1 (en) | RESIDENTIAL BUILDING WITH MODIFIABLE SWIMMING POOL | |
| CN221429829U (en) | Rainproof outdoor transparent pet nest | |
| CN215926258U (en) | Automatic drainage system of box-type substation | |
| CN218668630U (en) | Open cut foundation ditch dustproof and rainproof isolation shed | |
| CN205897715U (en) | Tea seed drying shed | |
| CN213454037U (en) | Green energy-saving ventilation device for building |
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: 20210713 |
|
| RJ01 | Rejection of invention patent application after publication |