CN111519975A - Security fence with warning function - Google Patents
Security fence with warning function Download PDFInfo
- Publication number
- CN111519975A CN111519975A CN202010300731.3A CN202010300731A CN111519975A CN 111519975 A CN111519975 A CN 111519975A CN 202010300731 A CN202010300731 A CN 202010300731A CN 111519975 A CN111519975 A CN 111519975A
- Authority
- CN
- China
- Prior art keywords
- fence
- base
- warning
- photovoltaic panel
- warning function
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- 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
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
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- 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
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
- E01F9/615—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings illuminated
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- 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
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
- E01F9/619—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings with reflectors; with means for keeping reflectors clean
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- 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
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/658—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing
- E01F9/669—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing for fastening to safety barriers or the like
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/1413—Post-and-rail fences, e.g. without vertical cross-members
- E04H17/1417—Post-and-rail fences, e.g. without vertical cross-members with vertical cross-members
- E04H17/1426—Picket fences
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/1413—Post-and-rail fences, e.g. without vertical cross-members
- E04H17/1417—Post-and-rail fences, e.g. without vertical cross-members with vertical cross-members
- E04H17/1426—Picket fences
- E04H17/143—Picket fences with separate pickets attached to the side of the horizontal members
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/20—Posts therefor
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/20—Posts therefor
- E04H17/22—Anchoring means therefor, e.g. specially-shaped parts entering the ground; Struts or the like
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/52—Testing for short-circuits, leakage current or ground faults
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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- 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
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention provides a safety fence with a warning function, which comprises a vertical fence, a horizontal fence, a slideway fence, an upright post, a rotating shaft, a diagonal draw bar, a base, a clamping frame, a reflecting strip, a warning lamp, a lead, a photovoltaic panel, a supporting rod, a ventilating groove and a water leakage hole, wherein the vertical fence is fixed between the upright posts through the horizontal fence and the slideway fence; the vertical fences are reinforced and fixed through diagonal draw bars connected through a rotating shaft; the upright post is arranged in the base on the upper part of the ground; the clamping frame fixedly connects the slideway rail with the upright post; the reflective strips are attached to the outer side surfaces of the vertical columns; the warning lamp is connected with the base and the photovoltaic panel through a wire. The multifunctional electric guardrail is beneficial to realizing the multifunctionality of the electric guardrail through the arrangement of the base, the clamping frame, the photovoltaic panel and the warning lamp, is simple and convenient to install, convenient to adjust, strong in warning effect, long in service life and convenient to popularize and apply in the market.
Description
Technical Field
The invention belongs to the field of isolation facilities, and particularly relates to a safety fence with a warning function.
Background
Power facilities such as power supply and power distribution can be seen frequently along streets, houses and highways, and in order to prevent non-professionals from accidentally colliding with the power facilities and avoid electric shock accidents, power supply departments generally lay safety fences around the power facilities. Safety fences are of many kinds and use different purposes, but their structures are basically the same.
The patent publication number of China is CN 204081644U, the name invented and created is a novel maintenance-free environment-friendly security fence, the application discloses a novel maintenance-free environment-friendly power fence, which comprises a left upright post, a right upright post, an upper transverse post, a lower transverse post and a plurality of vertical posts, each upright post is respectively composed of a PVC pipe material A and a steel square pipe A embedded on the pipe material A, each transverse post is respectively composed of a PVC pipe material B and a steel square pipe B embedded on the pipe material B, each vertical post is composed of a PVC pipe material C and a steel square pipe C embedded on the pipe material C, the left end and the right end of each transverse post are respectively fixed on the upright posts, the upper part and the lower part of each vertical post are respectively fixed on the transverse posts, the top of each upright post is respectively inserted with an upright post protective cap, the bottom of each upright post is respectively provided with a base, and the top of. The existing safety fence mainly has the problems of single function, complex installation, poor adjustability, serious aging and short service life in the use process.
Therefore, it is necessary to invent a safety fence with warning function.
Disclosure of Invention
In order to solve the technical problems, the invention provides a safety fence with a warning function, and aims to solve the problems of single function, complex installation, serious aging and short service life of the conventional safety fence in the use process.
In order to achieve the purpose, the invention provides the following technical scheme:
a safety fence with a warning function comprises a vertical fence, a horizontal fence, a slideway fence, a stand column, a rotating shaft, an inclined pull rod, a base, a clamping frame, a reflecting strip, a warning lamp, a lead, a photovoltaic panel, a supporting rod, a ventilation groove and a water leakage hole, wherein the vertical fence is fixed between the stand columns through the horizontal fence and the slideway fence; the vertical fences are reinforced and fixed through diagonal draw bars connected through a rotating shaft; the upright post is arranged in the base on the upper part of the ground; the clamping frame fixedly connects the slideway rail with the upright post; the reflective strips are adhered to the outer side surfaces of the vertical columns; the warning lamp is connected with the base and the photovoltaic panel through a lead; the photovoltaic panel is connected to the upper part of the rail through a support rod; the ventilation groove is arranged in the middle of the photovoltaic panel; the water leakage holes are arranged at the lower part of the slideway rail.
The base is provided with bolt holes, a groove and an electric leakage tester, the bolt holes are arranged on the periphery of the base, and the groove is arranged on the upper part of the base; the electric leakage tester is arranged at the lower part of the base.
The electric leakage tester specifically adopts a TH-2686C electrolytic capacitor electric leakage tester.
The clamping plate, the U-shaped clamping hole and the clamping groove are arranged on the clamping frame, and the clamping plate is arranged on two sides of the clamping groove; the U-shaped clamping hole is formed in the upper portion of the clamping plate.
The U-shaped clamping hole is a U-shaped through hole with the width of 3-7 cm and the length of 3-7 cm.
The diagonal draw bars are connected by rotating shafts with the diameter of 1.5-3 mm.
The warning lamp is a multi-layer warning lamp which is always on.
The photovoltaic panel specifically adopts a monocrystalline silicon solar panel with the width of 20-60 cm; the inclination angle of the photovoltaic panel and the horizontal plane is 20-40 degrees.
The reflective strips are reflective lattice strips with the width of 10-50 mm and the length of 50-100 cm.
Compared with the prior art, the invention has the following beneficial effects:
1. the arrangement of the clamping frame is beneficial to fixing the slideway rail, and the device has the advantages of simple structure, simplicity in operation and fixation and fastening.
2. The photovoltaic panel provided by the invention can provide electric energy for the warning lamp and simultaneously shield rain and sun for the vertical fence, so that the aging degree is reduced, and the service life is prolonged.
3. The arrangement of the warning lamp and the reflecting strip is beneficial to improving the safety warning effect and enhancing the practicability.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the base structure of the present invention.
Fig. 3 is a schematic view of the structure of the card holder of the present invention.
In the figure: 1-vertical rail, 2-horizontal rail, 3-slideway rail, 4-upright post, 5-rotating shaft, 6-diagonal draw bar, 7-base, 71-bolt hole, 72-groove, 73-electric leakage tester, 8-clamping frame, 81-clamping plate, 82-U-shaped clamping hole, 83-clamping groove, 9-reflective strip, 10-warning lamp, 11-lead, 12-photovoltaic panel, 13-supporting rod, 14-ventilation groove and 15-water leakage hole.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example (b):
as shown in figures 1 to 3 of the accompanying drawings,
the invention provides a safety fence with a warning function, which comprises a vertical fence 1, a horizontal fence 2, a slideway fence 3, an upright post 4, a rotating shaft 5, a diagonal draw bar 6, a base 7, a clamping frame 8, a reflecting strip 9, a warning lamp 10, a lead 11, a photovoltaic panel 12, a support rod 13, an air permeable groove 14 and a water leakage hole 15, wherein the vertical fence 1 is fixed between the upright posts 4 through the horizontal fence 2 and the slideway fence 3, so that the vertical fence 1 can be ensured to be in a vertical state, and the stability of the vertical fence 1 is improved; the vertical fences 1 are reinforced and fixed by diagonal draw bars 6 connected through a rotating shaft 5; the upright post 4 is arranged in a base 7 on the upper part of the ground; the clamping frame 8 fixedly connects the slideway rail 3 with the upright post 4, and can play a role in fixing the slideway rail 3; the reflective strips 9 are attached to the outer side surface of the vertical rail 1; the warning lamp 10 is connected with the base 7 and the photovoltaic panel 12 through a lead 11; the warning lamp 10 plays a warning role, the safety of the device is improved, the photovoltaic panel 12 is mounted on the upper portion of the rail 2 through the support rod 13, the photovoltaic panel 12 can provide electric energy for the warning lamp 10, and meanwhile, the photovoltaic panel can play a role in keeping off rain and shading sun for the vertical rail 1; the ventilating slot 14 is arranged in the middle of the photovoltaic panel 12; the water leakage hole 15 is arranged at the lower part of the slideway rail 3, the problems of serious aging and short service life of the rail can be solved through the recorded safety rail, and meanwhile, the device is simple to install and simple and convenient to operate.
In order to further enhance the safety, the base 7 comprises bolt holes 71, grooves 72 and an electric leakage tester 73, wherein the bolt holes 71 are arranged on the periphery of the base 7, and the grooves 72 are arranged on the upper part of the base 7; the leakage tester 73 is installed at the lower part of the base 7, and the safety can be further enhanced.
In order to further improve the warning effect, the leakage tester 73 specifically adopts a TH-2686C electrolytic capacitor leakage tester, which is beneficial to detecting whether the power equipment leaks electricity, and further reminds pedestrians and maintainers through the warning lamp 10, so that the warning effect is improved.
In order to further improve the stability of the device, the card frame 8 comprises a card board 81, a U-shaped card hole 82 and a card slot 83, wherein the card board 81 is arranged at two sides of the card slot 83; the U-shaped clamping hole 82 is formed in the upper portion of the clamping plate 8, and therefore stability of the device is further improved.
In order to prolong the service life of the device, the U-shaped clamping holes 82 are U-shaped through holes with the width of 5 cm and the length of 5 cm, so that the slide rail 3 can be fixed conveniently, the structure is simple, the operation is simple, the fixing and the fastening are realized, and the service life of the device is prolonged.
In order to expand the application range, the diagonal draw bars 6 are connected by the rotating shafts 5 with the diameter of 2.5 mm, so that the distance between the vertical fences 1 can be adjusted conveniently, the structure is simple, and the application range is expanded.
For further guarantee personnel's safety, warning light 10 specifically adopt and often light multilayer warning light, be favorable to improving warning effect, receive electric leakage tester 73's monitoring signal when having electric leakage potential safety hazard, in time remind the maintainer, guarantee safety.
In order to further prolong the service life, a monocrystalline silicon solar panel with the width of 50 cm is specifically adopted as the photovoltaic panel 12, and the inclination angle of the photovoltaic panel 12 with the horizontal plane is 30 degrees; the electric energy is provided for the warning lamp 10, and simultaneously the vertical column 1 is shielded from rain and sun, so that the aging degree is reduced, and the service life is prolonged.
In order to improve the safety warning effect, the reflective strips 9 specifically adopt reflective lattice strips with the width of 30 millimeters and the length of 80 centimeters, which is beneficial to improving the safety warning effect.
Principle of operation
The vertical column 4 and the slideway column 3 are fixed through the clamping frame 8, the operation is simple, the vertical column 1 arranged on the upper part of the slideway column 3 is convenient to adjust the distance through the diagonal draw bar 6, the application range is expanded, a pedestrian is warned at any time through the warning lamp connected with the electric leakage tester 73 through the lead 11, the photovoltaic panel 12 which is obliquely arranged provides electric energy and simultaneously shields rain and sun for the electric guardrail, the aging degree is reduced, and the service life is prolonged.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.
Claims (9)
1. The safety fence with the warning function is characterized by comprising vertical fences (1), transverse fences (2), slideway fences (3), stand columns (4), rotating shafts (5), diagonal draw bars (6), bases (7), clamping frames (8), reflecting strips (9), warning lamps (10), wires (11), photovoltaic panels (12), supporting rods (13), ventilation slots (14) and water leakage holes (15), wherein the vertical fences (1) are fixed between the stand columns (4) through the transverse fences (2) and the slideway fences (3); the vertical fences (1) are reinforced and fixed through diagonal draw bars (6) connected through a rotating shaft (5); the upright post (4) is arranged in a base (7) on the upper part of the ground; the slide rail (3) is fixedly connected with the upright post (4) by the clamping frame (8); the reflective strips (9) are adhered to the outer side surface of the vertical rail (1); the warning lamp (10) is connected with the base (7) and the photovoltaic panel (12) through a lead (11); the photovoltaic panel (12) is connected to the upper part of the rail (2) through a support rod (13); the ventilating groove (14) is arranged in the middle of the photovoltaic panel (12); the water leakage holes (15) are arranged at the lower part of the slideway rail (3).
2. The safety fence with the warning function as claimed in claim 1, wherein the base (7) is provided with bolt holes (71), a groove (72) and a leakage tester (73), the bolt holes (71) are arranged around the base (7), and the groove (72) is arranged at the upper part of the base (7); the electric leakage tester (73) is arranged at the lower part of the base (7).
3. A safety fence with warning function as defined in claim 2 wherein said leakage tester (73) is a TH-2686C electrolytic capacitor leakage tester.
4. The safety fence with the warning function as claimed in claim 1, wherein the card frame (8) is provided with a card board (81), a U-shaped card hole (82) and a card slot (83), the card board (81) is arranged at two sides of the card slot (83); the U-shaped clamping hole (82) is arranged at the upper part of the clamping plate (8).
5. The safety fence with the warning function as claimed in claim 4, wherein the U-shaped clamping hole (82) is a U-shaped through hole with a width of 3 cm-7 cm and a length of 3 cm-7 cm.
6. The safety fence with the warning function as claimed in claim 1, wherein the diagonal draw bars (6) are connected by a rotating shaft (5) with a diameter of 1.5 mm-3 mm.
7. A safety fence with warning function as defined in claim 1 wherein said warning light (10) is a multi-layer warning light with constant brightness.
8. The safety fence with the warning function as claimed in claim 1, characterized in that the photovoltaic panel (12) is a single crystal silicon solar panel with a width of 20 cm-60 cm; the inclination angle of the photovoltaic panel (12) to the horizontal plane is 20-40 degrees.
9. The safety fence with the warning function as claimed in claim 1, wherein the reflective strips (9) are reflective lattice strips with a width of 10 mm-50 mm and a length of 50 cm-100 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010300731.3A CN111519975A (en) | 2020-04-16 | 2020-04-16 | Security fence with warning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010300731.3A CN111519975A (en) | 2020-04-16 | 2020-04-16 | Security fence with warning function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111519975A true CN111519975A (en) | 2020-08-11 |
Family
ID=71904270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010300731.3A Pending CN111519975A (en) | 2020-04-16 | 2020-04-16 | Security fence with warning function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111519975A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112458955A (en) * | 2020-11-27 | 2021-03-09 | 南京铁道职业技术学院 | Railway construction safety guarantee protection device capable of remotely reminding |
| CN113137122A (en) * | 2021-04-22 | 2021-07-20 | 句容市万方水泥制品有限公司 | Movable solar luminous multifunctional construction enclosure |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104712178A (en) * | 2015-04-02 | 2015-06-17 | 国家电网公司 | Multifunctional electric rail |
| CN204571483U (en) * | 2015-04-02 | 2015-08-19 | 国家电网公司 | A kind of multifunction power fence |
| CN205677355U (en) * | 2016-05-26 | 2016-11-09 | 国网山东省电力公司无棣县供电公司 | A kind of Novel night reflection alarming fence |
| CN206971926U (en) * | 2017-05-06 | 2018-02-06 | 浙江百辰食品科技有限公司 | One kind is new can assembled electric fence |
-
2020
- 2020-04-16 CN CN202010300731.3A patent/CN111519975A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104712178A (en) * | 2015-04-02 | 2015-06-17 | 国家电网公司 | Multifunctional electric rail |
| CN204571483U (en) * | 2015-04-02 | 2015-08-19 | 国家电网公司 | A kind of multifunction power fence |
| CN205677355U (en) * | 2016-05-26 | 2016-11-09 | 国网山东省电力公司无棣县供电公司 | A kind of Novel night reflection alarming fence |
| CN206971926U (en) * | 2017-05-06 | 2018-02-06 | 浙江百辰食品科技有限公司 | One kind is new can assembled electric fence |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112458955A (en) * | 2020-11-27 | 2021-03-09 | 南京铁道职业技术学院 | Railway construction safety guarantee protection device capable of remotely reminding |
| CN113137122A (en) * | 2021-04-22 | 2021-07-20 | 句容市万方水泥制品有限公司 | Movable solar luminous multifunctional construction enclosure |
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| 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: 20200811 |
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| RJ01 | Rejection of invention patent application after publication |