CN112576996A - A wisdom lamp pole for municipal monitoring - Google Patents
A wisdom lamp pole for municipal monitoring Download PDFInfo
- Publication number
- CN112576996A CN112576996A CN202110205403.XA CN202110205403A CN112576996A CN 112576996 A CN112576996 A CN 112576996A CN 202110205403 A CN202110205403 A CN 202110205403A CN 112576996 A CN112576996 A CN 112576996A
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- CN
- China
- Prior art keywords
- pedal
- lamp
- rod
- motor
- lamp post
- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/08—Lighting devices intended for fixed installation with a standard
- F21S8/085—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light
- F21S8/086—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light with lighting device attached sideways of the standard, e.g. for roads and highways
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/08—Special construction of longitudinal members, or rungs or other treads
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/18—Devices for preventing persons from falling
- E06C7/181—Additional gripping devices, e.g. handrails
- E06C7/183—Additional gripping devices, e.g. handrails situated along the ladder
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C9/00—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes
- E06C9/02—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes rigidly mounted
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/10—Pendants, arms, or standards; Fixing lighting devices to pendants, arms, or standards
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/103—Outdoor lighting of streets or roads
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses a smart lamp post for municipal monitoring, which comprises a lamp post and a lamp body, wherein the lamp body is arranged at the upper end of the lamp post, a motor, a controller and a fixing plate are arranged in the lamp post, the motor is provided with a motor post, one end of the motor post is arranged on the fixing plate, and the motor post is provided with a first bevel gear. The fixed plate is provided with a screw rod and a limiting rod, the lower end of the screw rod is provided with a second bevel gear, the screw rod is provided with a limiting plate, and the limiting plate is provided with a lifting rod. The lifting rod is provided with a pedal mechanism and an armrest mechanism, and the armrest mechanism is arranged on two sides of the pedal mechanism. This a wisdom lamp pole for municipal monitoring simple structure, stability is strong, and is automatic. Can start the motor through start controller, then make the lifting rod up promote, expand footboard and handrail, staff alright in order to trample the footboard climbing up to staff's hand can also hold up the handle, has improved the security of climbing. The lamp post has the advantages that convenience is provided for climbing the lamp post for overhauling, and time is saved.
Description
Technical Field
The invention relates to the technical field of lamp poles, in particular to an intelligent lamp pole for municipal monitoring.
Background
The street lamp plays an important role in daily life, and can provide illumination for vehicles running on the road or pedestrians walking. The existing lamp post only has a lighting function and few functions, and with the development of 5G technology, if Hua is a base station and Zhongxing base stations develop rapidly in China, the coverage rate of 5G signals is low, a large number of base stations need to be introduced, and the occupied area can be saved by installing the micro base stations on the lamp post, so that the lamp post needs to be overhauled and maintained regularly, and the normal work of the lamp post and the base stations is ensured. But present street lamp is maintained and is overhauld all to adopt ladder or lifting means to overhaul, and this kind of mode causes the accident easily and forms the road jam easily to need remove ladder or lifting means, waste time has still reduced work efficiency.
The utility model discloses china 202020743778.2 discloses a street lamp pole with hidden climbing structure, adopt in this file to set the ladder telescopic and hide to the lamp pole, this lamp pole adopts the hidden ladder of wholeness, hides the ladder wholly, can cause whole lamp pole volume great, difficult production when producing to just can use after the ladder need pulls out, the ladder can tend one end during the use, causes whole lamp pole unstability when the climbing, exists the potential safety hazard.
The Chinese invention patent 201710649403.2 discloses an intelligent street lamp easy to climb, wherein a detachable climbing device is adopted in the street lamp to match with a track on a lamp post to realize an upward climbing function, a person sits on the climbing device and drives the whole climbing device to move upwards through force generated by a pedal, and the pedal mode is easy to cause that one end of the lamp post is stressed too heavily to cause damage to the lamp post during actual application.
Chinese utility model patent 201921275377.2 discloses a single-arm lamp pole convenient for climbing and maintenance,
this lamp pole adopts rotatable activity footboard for thereby the staff can rotate the work of climbing of activity footboard, but this structure can not realize the automation, and stability is general, and is not pleasing to the eye enough.
The utility model discloses china 202020612621.6 discloses a municipal administration fire street lamp, adopts in this file to set up a plurality of rotatable climbing pieces on the lamp pole, and this structure adopts artifical manual opening, does not have the locking structure, makes non-staff's use easily, has the potential safety hazard.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides the intelligent lamp pole for municipal monitoring.
The technical scheme of the invention is realized as follows:
a smart lamp post for municipal monitoring comprises a lamp post and a lamp body, and is characterized in that the lamp body is installed at the upper end of the lamp post, a motor, a controller and a fixed plate are arranged inside the lamp post, the motor is provided with a motor rod, one end of the motor rod is installed on the fixed plate, the motor rod is provided with a first bevel gear, the fixed plate is provided with a lead screw and a limiting rod, the lower end of the lead screw is provided with a second bevel gear, the first bevel gear is meshed with the second bevel gear, the lead screw is provided with a limiting plate, the lead screw is arranged in the middle of the limiting plate, the limiting plate is provided with a lifting rod, the upper end of the lifting rod is provided with a limiting plate, the limiting plate is installed on the inner wall of the lamp post, and the; wherein the content of the first and second substances,
the lifting rod is provided with a pedal mechanism and an armrest mechanism, and the armrest mechanism is arranged on two sides of the pedal mechanism;
the pedal mechanism comprises a pedal, a guide piece and a first outer cover, wherein guide rails are arranged on the inner wall of the lamp post, the guide rails are arranged on two sides of the pedal, a through groove is formed in the middle of the pedal, the guide piece is triangular, the guide piece and a lifting rod are arranged in the through groove, the guide piece is arranged on the lifting rod, a first outer cover hole is formed in the outer wall of the lamp post, the first outer cover is arranged in the first outer cover hole, a rotating part is arranged on the first outer cover, a rotating shaft is arranged on the pedal, and the first outer cover is arranged on the rotating shaft through the rotating part;
handrail mechanism includes handle, locating part and second dustcoat, the second dustcoat hole still has on the outer wall of lamp pole, the second dustcoat is installed in the second dustcoat hole, the handle is installed on the second dustcoat through first fixed cover and the fixed cover of second, the rotary rod still has on the handle, the rotary rod is installed on the inner wall of lamp pole, the lower extreme of handle has a bellying, the push rod has on the bellying, the sliding part has on the push rod, the locating part is installed lift on the pole, the annular hole has in the middle of the locating part, the sliding part is installed in the annular hole.
In the invention, the pedal is provided with a mounting hole, an electromagnet is arranged in the mounting hole, the inner wall of the first outer cover is provided with a magnet, and the electromagnet controls the magnetic pole direction of the electromagnet through electricity.
In the invention, the rotating shaft is provided with torsion springs which are arranged on two sides of the pedal and between the pedal and the rotating part, and the torsion springs fix the first outer cover and are vertical to the pedal in a non-working state.
In the invention, the first housing has a first step portion thereon, and the first housing hole has a second step portion therein which is engaged with the first step portion.
In the invention, the through groove is provided with a dovetail block, a slope of the guide piece is provided with a dovetail groove, and the dovetail block is arranged in the dovetail groove in a matching way.
The intelligent lamp pole for municipal monitoring has the following beneficial effects: this a wisdom lamp pole for municipal monitoring simple structure, stability is strong, and is automatic. Can start the motor through start controller, then make the lifting rod up promote, expand footboard and handrail, staff alright in order to trample the footboard climbing up to staff's hand can also hold up the handle, has improved the security of climbing. The lamp post has the advantages that convenience is provided for climbing the lamp post for overhauling, and time is saved.
Drawings
FIG. 1 is a schematic view of a smart light pole for municipal monitoring according to the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a partial enlarged view of FIG. 3 at B;
FIG. 5 is a schematic view of the internal structure of FIG. 1;
FIG. 6 is a partial enlarged view of FIG. 5 at C;
FIG. 7 is an enlarged view of a portion of FIG. 5 at D;
FIG. 8 is a schematic view of the pedal mechanism and armrest mechanism of FIG. 5;
FIG. 9 is a schematic view of the armrest mechanism of FIG. 8;
FIG. 10 is a schematic structural view of the pedal mechanism of FIG. 8;
fig. 11 is a reference diagram of the use state of fig. 8.
In the figure: the lamp post 1, the lamp body 2, the motor 3, the controller 4, the fixing plate 5, the motor rod 6, the first bevel gear 7, the lead screw 8, the limiting rod 9, the second bevel gear 10, the limiting plate 11, the lifting rod 12, the limiting plate 13, the cover plate 14, the pedal mechanism 15, the armrest mechanism 16, the pedal 17, the guide 18, the first housing 19, the guide rail 20, the through groove 21, the dovetail block 22, the dovetail groove 23, the first housing hole 24, the first step portion 25, the rotating portion 26, the rotating shaft 27, the mounting hole 28, the electromagnet 29, the magnet 30, the torsion spring 31, the handle 32, the limiting member 33, the second housing 34, the second housing hole 35, the first fixing sleeve 36, the second fixing sleeve 37, the rotating rod 38, the protruding portion 39, the push rod 40, the sliding portion 41, and the annular hole 42.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1 to 11, the intelligent lamp post for municipal monitoring of the invention comprises a lamp post 1 and a lamp body 2, wherein the lamp body 2 is installed at the upper end of the lamp post 1.
The lamp pole 1 is internally provided with a motor 3, a controller 4 and a fixing plate 5, the motor 3 is provided with a motor pole 6, one end of the motor pole 6 is installed on the fixing plate 5, the motor pole 6 is provided with a first bevel gear 7, the fixing plate 5 is provided with a screw rod 8 and a limiting rod 9, the lower end of the screw rod 8 is provided with a second bevel gear 10, and the first bevel gear 7 is meshed with the second bevel gear 10. The screw 8 is provided with a limiting plate 11, the screw 8 is arranged in the middle of the limiting plate 11, and the limiting rod 9 is used for limiting the position of the limiting plate 11 and also can enable the limiting plate 11 to slide on the limiting rod 9. The limiting plate 11 is provided with a lifting rod 12, the upper end of the lifting rod 12 is provided with a limiting plate 13, the limiting plate 13 is installed on the inner wall of the lamp post 1, the lower end of the lamp post 1 is provided with a cover plate 14, a safety lock can be additionally arranged on the cover plate 14, and the safety lock can be opened only by a worker, so that the controller 4 can be started conveniently.
The lifting rod 12 is provided with a pedal mechanism 15 and an armrest mechanism 16, and the armrest mechanism 16 is installed on both sides of the pedal mechanism 15. The pedal mechanism 15 is a mechanism for a worker to step on and climb up, and the armrest mechanism 16 is a mechanism for a worker to climb up with the hand holding the handle after stepping on the pedal mechanism 15, for improving safety.
The pedal mechanism 15 includes a pedal 17, a guide 18, and a first housing 19. The lamp post 1 has a guide rail 20 on the inner wall thereof, and the guide rail 20 is installed on both sides of the step 17. The pedal 17 has a through groove 21 in the middle thereof, the guide 18 has a triangular shape, the guide 18 and the lifting rod 12 are installed in the through groove 21, and the guide 18 is installed on the lifting rod 12. The through slot 21 has a dovetail block 22 therein, and the guide 18 has a dovetail groove 23 on a slope thereof, and the dovetail block 22 is fittingly received in the dovetail groove 23. The lamp post 1 has a first housing hole 24 on an outer wall thereof, and the first housing 19 is mounted in the first housing hole 24. The first housing 19 has a first step portion 25 thereon, and the first housing hole 24 has a second step portion therein which is engaged with the first step portion 25.
The first housing 19 has a rotation portion 26, the pedal 17 has a rotation shaft 27, and the first housing 19 is attached to the rotation shaft 27 through the rotation portion 26. And a mounting hole 28 is provided on the pedal 17, an electromagnet 29 is provided in the mounting hole 28, and a magnet 30 is provided on the inner wall of the first housing 19, the electromagnet 29 electrically controlling the magnetic pole direction thereof.
Meanwhile, the rotating shaft 27 is provided with torsion springs 31, the torsion springs 31 are installed on both sides of the pedal 17 between the pedal 17 and the rotating portion 26, and the torsion springs 31 fix the first housing 19 and are perpendicular to the pedal 17 in a non-operating state.
When the motor 3 drives the lifting rod 12 to move upwards, the guide piece 18 moves in the through groove 21 through the matching of the dovetail groove 23 and the dovetail block 22, so that the pedal moves towards the lower end of the guide piece, moves in the guide rail and moves towards the first outer cover hole, and a part of the pedal 17 extends to the outside of the lamp pole 1. Due to the existence of the torsion spring 31, the first outer cover 19 is perpendicular to the pedal 17, when the worker climbs upwards, the worker can kick the upper end of the first outer cover 19 towards the pedal 17 by feet, so that the first outer cover 19 rotates around the rotating shaft 27, the electromagnet 29 is started under the control of the controller 4, after the starting, the magnetic pole direction of the upper end of the electromagnet 29 is opposite to the magnetic pole direction of the outer wall surface end of the magnet 30, and after the first outer cover 19 rotates, the magnet 30 can be attracted by the electromagnet 29, so that the first outer cover 19 is attached to the pedal 17 and is parallel to the pedal 17. After the work is finished, the controller 4 changes the energizing direction of the electromagnet 29, so that the magnetic pole direction of the upper end of the electromagnet 29 is the same as the magnetic pole direction of the outer wall surface end of the magnet 30, the electromagnet 29 repels the magnet, the first outer cover 19 is restored to the original position under the action of the torsion spring 31 and is perpendicular to the pedal 17 again, then the motor 3 starts to rotate reversely, the lifting rod 12 moves downwards, the guide piece 18 drives the pedal 17 to return, the pedal 17 is restored to the original position, and the first outer cover 19 enters the first outer cover hole 24.
The armrest mechanism 16 includes a handle 32, a stop 33, and a second housing 34. The lamp post 1 is further provided with a second housing hole 35 on the outer wall, the second housing 34 is installed in the second housing hole 35, the handle 32 is installed on the second housing 34 through a first fixing sleeve 36 and a second fixing sleeve 37, the handle 32 is further provided with a rotating rod 38, the rotating rod 38 is installed on the inner wall of the lamp post 1, the lower end of the handle 32 is provided with a protruding portion 39, the protruding portion 39 is provided with a push rod 40, the push rod 40 is provided with a sliding portion 41, the limiting member 33 is installed on the lifting rod 12, the middle of the limiting member 33 is provided with an annular hole 42, and the sliding portion 41 is installed in the annular hole 42.
When the lifting rod 12 moves upward, the sliding portion 41 is moved in the annular hole 42, and the handle 32 rotates around the rotating rod 38, so that the upper end portion of the handle 32 rotates out of the second housing hole 35, thereby facilitating the climbing of the worker.
The distance between the handle 32 and the second housing 34 is greater than the normal finger diameter for the placement of the fingers of the worker, and the distance between the first pouch 36 and the second pouch 37 is greater than the width of the palm of a normal person for the placement of the hand of the worker.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. A smart lamp post for municipal monitoring comprises a lamp post and a lamp body, and is characterized in that the lamp body is installed at the upper end of the lamp post, a motor, a controller and a fixed plate are arranged inside the lamp post, the motor is provided with a motor rod, one end of the motor rod is installed on the fixed plate, the motor rod is provided with a first bevel gear, the fixed plate is provided with a lead screw and a limiting rod, the lower end of the lead screw is provided with a second bevel gear, the first bevel gear is meshed with the second bevel gear, the lead screw is provided with a limiting plate, the lead screw is arranged in the middle of the limiting plate, the limiting plate is provided with a lifting rod, the upper end of the lifting rod is provided with a limiting plate, the limiting plate is installed on the inner wall of the lamp post, and the; wherein the content of the first and second substances,
the lifting rod is provided with a pedal mechanism and an armrest mechanism, and the armrest mechanism is arranged on two sides of the pedal mechanism;
the pedal mechanism comprises a pedal, a guide piece and a first outer cover, wherein guide rails are arranged on the inner wall of the lamp post, the guide rails are arranged on two sides of the pedal, a through groove is formed in the middle of the pedal, the guide piece is triangular, the guide piece and a lifting rod are arranged in the through groove, the guide piece is arranged on the lifting rod, a first outer cover hole is formed in the outer wall of the lamp post, the first outer cover is arranged in the first outer cover hole, a rotating part is arranged on the first outer cover, a rotating shaft is arranged on the pedal, and the first outer cover is arranged on the rotating shaft through the rotating part;
handrail mechanism includes handle, locating part and second dustcoat, the second dustcoat hole still has on the outer wall of lamp pole, the second dustcoat is installed in the second dustcoat hole, the handle is installed on the second dustcoat through first fixed cover and the fixed cover of second, the rotary rod still has on the handle, the rotary rod is installed on the inner wall of lamp pole, the lower extreme of handle has a bellying, the push rod has on the bellying, the sliding part has on the push rod, the locating part is installed lift on the pole, the annular hole has in the middle of the locating part, the sliding part is installed in the annular hole.
2. The smart light pole for municipal monitoring according to claim 1, wherein the foot pedal has a mounting hole therein with an electromagnet, the first housing has a magnet on its inner wall, and the electromagnet is electrically controlled in its magnetic pole direction.
3. The smart lamp pole for municipal monitoring according to claim 1, wherein the rotating shaft has torsion springs mounted on both sides of the pedal between the pedal and the rotating portion, the torsion springs fixing the first housing and being perpendicular to the pedal in a non-operating state.
4. The smart light pole for municipal monitoring according to claim 1, wherein the first housing has a first step thereon, and the first housing aperture has a second step therein that mates with the first step.
5. A smart light pole for municipal monitoring according to claim 1, wherein the channel has a dovetail block therein, and the guide has a dovetail groove on a ramp, the dovetail block matingly fitting in the dovetail groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110205403.XA CN112576996B (en) | 2021-02-24 | 2021-02-24 | A wisdom lamp pole for municipal monitoring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110205403.XA CN112576996B (en) | 2021-02-24 | 2021-02-24 | A wisdom lamp pole for municipal monitoring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112576996A true CN112576996A (en) | 2021-03-30 |
| CN112576996B CN112576996B (en) | 2021-05-25 |
Family
ID=75113945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110205403.XA Active CN112576996B (en) | 2021-02-24 | 2021-02-24 | A wisdom lamp pole for municipal monitoring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112576996B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4132288A (en) * | 1978-02-06 | 1979-01-02 | Bingham William H | Ladder with retractable rungs |
| US20050236227A1 (en) * | 2004-04-23 | 2005-10-27 | Clark Bruce D | Ladder top walk through extensions |
| CN102852453A (en) * | 2012-09-07 | 2013-01-02 | 电联工程技术股份有限公司 | Linkage-type hidden ladder |
| CN105507651A (en) * | 2015-12-13 | 2016-04-20 | 青岛智享专利技术开发有限公司 | Safe power line pole |
| CN205400571U (en) * | 2016-02-29 | 2016-07-27 | 叶松伟 | Pole that can restrict climbing ladder of ascending a height |
| US20200040656A1 (en) * | 2018-08-02 | 2020-02-06 | Werner Co. | Extension Ladder, System and Method |
| CN211146271U (en) * | 2019-08-05 | 2020-07-31 | 扬州市昕业照明电器有限公司 | Combined garden lamp convenient to maintain |
| CN211345091U (en) * | 2019-11-16 | 2020-08-25 | 嘉兴市远翔建设工程有限公司 | Energy-saving landscape lamp for gardens |
| CN211650047U (en) * | 2020-04-22 | 2020-10-09 | 四川永晖建筑工程有限公司 | Municipal administration fire street lamp |
-
2021
- 2021-02-24 CN CN202110205403.XA patent/CN112576996B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4132288A (en) * | 1978-02-06 | 1979-01-02 | Bingham William H | Ladder with retractable rungs |
| US20050236227A1 (en) * | 2004-04-23 | 2005-10-27 | Clark Bruce D | Ladder top walk through extensions |
| CN102852453A (en) * | 2012-09-07 | 2013-01-02 | 电联工程技术股份有限公司 | Linkage-type hidden ladder |
| CN105507651A (en) * | 2015-12-13 | 2016-04-20 | 青岛智享专利技术开发有限公司 | Safe power line pole |
| CN205400571U (en) * | 2016-02-29 | 2016-07-27 | 叶松伟 | Pole that can restrict climbing ladder of ascending a height |
| US20200040656A1 (en) * | 2018-08-02 | 2020-02-06 | Werner Co. | Extension Ladder, System and Method |
| CN211146271U (en) * | 2019-08-05 | 2020-07-31 | 扬州市昕业照明电器有限公司 | Combined garden lamp convenient to maintain |
| CN211345091U (en) * | 2019-11-16 | 2020-08-25 | 嘉兴市远翔建设工程有限公司 | Energy-saving landscape lamp for gardens |
| CN211650047U (en) * | 2020-04-22 | 2020-10-09 | 四川永晖建筑工程有限公司 | Municipal administration fire street lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112576996B (en) | 2021-05-25 |
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