CN112878237A - Emergency warning rescue post - Google Patents
Emergency warning rescue post Download PDFInfo
- Publication number
- CN112878237A CN112878237A CN202110160073.7A CN202110160073A CN112878237A CN 112878237 A CN112878237 A CN 112878237A CN 202110160073 A CN202110160073 A CN 202110160073A CN 112878237 A CN112878237 A CN 112878237A
- Authority
- CN
- China
- Prior art keywords
- buffering
- post
- emergency warning
- floating sleeve
- cover
- 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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- 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
- E01F13/00—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
- E01F13/02—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions free-standing; portable, e.g. for guarding open manholes ; Portable signs or signals specially adapted for fitting to portable barriers
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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
- E01F9/608—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 for guiding, warning or controlling traffic, e.g. delineator posts or milestones
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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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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention discloses an emergency warning rescue column which comprises a fixed seat, a central column and a buffering floating sleeve capable of floating on the water surface, wherein the lower end of the central column is fixed at the center of the fixed seat, the buffering floating sleeve is movably sleeved on the central column through an opening at the lower end of the buffering floating sleeve, an alarm lamp is arranged at the top of the buffering floating sleeve, the alarm lamp is electrically connected with a power switch and a battery, the power switch and the battery are arranged in the buffering floating sleeve, and the power switch is abutted against the top of the central column to be disconnected or separated from the top of the central column to be closed. By adopting the invention, the structure design is ingenious, the functions are various, and the warning protection, the collision buffer and the waterlogging rescue buffer can be realized.
Description
Technical Field
The invention relates to the technical field of warning columns, in particular to an emergency warning rescue column.
Background
The warning column is an important component of the existing road traffic, and is mainly used for isolation among urban intersections, sidewalks and buildings, so that the running motor vehicles play a warning role.
Most of the existing warning columns are formed by only sticking a light reflecting sticker on a galvanized pipe, and the warning columns are directly fixed on the road edge by expansion screws, so that the warning columns can play a good role in blocking, but have no buffering effect, and are easy to cause secondary injury to people and vehicles. The existing warning columns are single in function, only play a warning protection role, and are firmly fixed and cannot be separated from the ground; when the warning column is used in a sunken tunnel, an underground garage and other places where waterlogging easily occurs, the warning column is covered by the waterlogging and loses the effect. Meanwhile, the existing warning posts do not have indication lamps for warning, and pedestrians or non-motor vehicles without lamplight easily touch the warning posts to cause life risks when the light is dark.
Disclosure of Invention
The invention aims to solve the problem of providing an emergency warning and rescue column which is ingenious in structural design, diversified in function and capable of playing roles in warning protection, collision buffering and waterlogging rescue.
In order to solve the technical problem, the invention provides an emergency warning rescue column which comprises a fixed seat, a central column and a buffering floating sleeve capable of floating on the water surface, wherein the lower end of the central column is fixed at the center of the fixed seat, the buffering floating sleeve is movably sleeved on the central column through an opening at the lower end of the buffering floating sleeve, an alarm lamp is arranged at the top of the buffering floating sleeve, the alarm lamp is electrically connected with a power switch and a battery, the power switch and the battery are arranged in the buffering floating sleeve, and the power switch is abutted against the top of the central column to be disconnected or separated from the top of the central column to be closed.
As a preferable scheme of the present invention, the power switch includes a first electrode plate and a second electrode plate, the first electrode plate is fixedly connected to one side of the upper end of the trepanning of the buffer floating sleeve, and the second electrode plate is connected to the other side of the upper end of the trepanning of the buffer floating sleeve through a spring.
As the preferable scheme of the invention, the top of the central column is sleeved with an insulating rubber sleeve.
As a preferable scheme of the present invention, the fixing seat is provided with a screw hole through which an expansion screw can pass.
As a preferable scheme of the invention, a signal emitter is further arranged in the buffering floating sleeve, and the signal emitter is electrically connected with the battery.
As a preferable scheme of the invention, an electrical cabinet for accommodating the alarm lamp, the battery and the signal emitter and an electrical cover for closing the electrical cabinet are arranged at the top of the buffering floating sleeve.
As a preferable scheme of the present invention, the electrical cabinet and the electrical cover are fixed by screw connection.
As a preferable scheme of the invention, the accommodating bin and the electric appliance cover are formed by dividing the top of the buffering floating sleeve along an axis.
As a preferable scheme of the present invention, the lower end of the electrical appliance bin and the lower end of the electrical appliance cover together form the lower height limit end of the buffering floating sleeve sleeved on the center post.
As a preferable scheme of the present invention, the side wall of the central column is provided with a limit pin hole, and when a limit pin is inserted into the limit pin hole, the limit pin can jack up the buffering floating sleeve, so that the second electrode plate is in contact with the first electrode plate under the action of the spring.
Compared with the prior art, the emergency warning rescue column has the following beneficial effects:
(1) when the automobile collides with the emergency warning rescue column due to improper operation, the contact between the automobile and the warning column has a buffering effect under the action of the buffering floating sleeve on the outer layer of the emergency warning rescue column, and the damage to personnel and the automobile is reduced.
(2) Through installing this emergent warning rescue post in city easy ponding waterlogging area, when taking place serious ponding, buffering floats the cover and can rise gradually under the buoyancy effect, when ponding water level rises to ability crisis vehicle and personnel lifeline, the lower extreme of buffering floats the cover breaks away from the center post, buffering floats the cover and can freely float at the surface of water this moment, when the car is in the formula tunnel process that sinks, car light can shine and float the reflection of light strip of cover and can play alert effect, reminds the car not opening forward. Meanwhile, if a person falls deeply into the life buoy, the life buoy can escape from a dangerous water area by using the buffer floating sleeves floating on the water surface as life buoys.
(3) Through the warning light of top design at the buffering floats cover, this warning light is connected with switch, and this switch leans on and break off or break away from and the closure from the top of center post by the top of center post, after the suit is floated to the end to the buffering promptly, the top of center post can push up switch makes electrical apparatus open circuit, when taking place the waterlogging, the buffering floats the cover and rises under the buoyancy, switch no longer leans on by the top of center post, and automatic closure under spring action, connecting circuit, warning light circular telegram warning scintillation, in time remind the car owner to notice the condition. Meanwhile, when serious water accumulation occurs, the buffering floating sleeve completely floats on the water surface, the alarm lamp plays a role in timely preventing a vehicle owner from continuing to drive forwards, harm is reduced, and meanwhile, a 'life buoy' can be timely found for deep-trapped personnel, so that the deep-trapped personnel can timely find the buffering floating sleeve to escape from danger.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
FIG. 1 is an exploded view of an emergency warning rescue column provided by the present invention;
FIG. 2 is an assembly view of an emergency warning rescue column provided by the present invention;
FIG. 3 is a schematic view of the first and second electrode sheets in an open state;
fig. 4 is a schematic structural view of the first electrode sheet and the second electrode sheet in a closed state.
Reference numbers in the figures:
1. a fixed seat 11 and a screw hole; 2. a central column 21, an insulating rubber sleeve 22 and a limit pin hole; 3. a buffering floating sleeve 31, an electrical appliance bin 32 and an electrical appliance cover; 4. an alarm light; 5. a power switch 51, a first electrode plate 52, a second electrode plate 53 and a spring; 6. a battery; 7. a signal transmitter; 8. a reflective strip.
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.
In the description of the present invention, it should be understood that the terms "central", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., used herein are used in the orientation or positional relationship indicated in the drawings, which are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 4, an emergency warning and rescue column provided in a preferred embodiment of the present invention includes a fixed base 1, a central column 2, and a buffering floating sleeve 3 capable of floating on the water surface, a lower end of the central column 2 is fixed at the center of the fixed base 1, the buffering floating sleeve 3 is movably sleeved on the central column 2 through an opening at a lower end of the buffering floating sleeve 3, an alarm lamp 4 is disposed at the top of the buffering floating sleeve 3, the alarm lamp 4 is electrically connected to a power switch 5 and a battery 6, the power switch 5 and the battery 6 are disposed in the buffering floating sleeve 3, and the power switch 5 is closed by being abutted against the top of the central column 2 or being disengaged from the top of the central column 2.
In this embodiment, fixing base 1 is equipped with the screw hole 11 that can supply the inflation screw to pass, and screw hole 11 equipartition is around fixing base 1, fixes fixing base 1 subaerial through the inflation screw from this to realize fixing of whole mechanism, play and bear, the supporting role. The lower extreme of center post 2 is fixed in the center of fixing base 1 through the welded mode, and its mainly used connects buffering floating cover 3. The main function of buffering floats cover 3 is for can be through the reflection of light strip 8 of pasting around it, warns the car owner, can play buffering vehicle striking effect simultaneously to and can float out the water level when meetting waterlogging ponding, and can play "life buoy" effect, also be the installation carrier of electronic components such as warning light 4, battery 6, signal transmitter 7 simultaneously. The alarm lamp 4 has the main function of timely reminding people and vehicles when waterlogging occurs. The primary function of the battery 6 is to provide motive power for the electronic components.
From this, use the emergent warning rescue post of this embodiment, can effectively solve following problem:
(1) when the automobile collides with the emergency warning rescue post due to improper operation, the contact between the automobile and the warning post has a buffer effect under the action of the buffer floating sleeve 3 on the outer layer of the automobile, and the damage to personnel and the automobile is reduced.
(2) Through installing this emergent warning rescue post in city easy ponding waterlogging area, when taking place serious ponding, buffering floats cover 3 and can rises gradually under the buoyancy effect, when the ponding water level rises to ability crisis vehicle and personnel lifeline, the lower extreme of buffering floats cover 3 breaks away from center post 2, buffering floats cover 3 this moment and can freely float at the surface of water, when the car is in the formula of sinking tunnel process, car light can shine and float the reflection of light strip of cover and can play alert effect, remind the car not opening forward. Meanwhile, if a person falls deeply into the life buoy, the life buoy can escape from a dangerous water area by using the buffer floating sleeves 3 floating on the water surface as life buoys.
(3) Through warning light 4 of top design at buffering floating sleeve 3, this warning light 4 is connected with switch 5, and this switch 5 leans on and the disconnection or break away from and be closed from the top of center pillar 2 by the top of center pillar 2, promptly when buffering floating sleeve 3 dress back to the end, switch 5 makes the electrical apparatus open by the top of center pillar 2 can be backed off to the top, when taking place the waterlogging, buffering floating sleeve 3 rises under the buoyancy effect, switch 5 no longer leans on by the top of center pillar 2, and automatic closure under the spring action, connecting circuit, 4 circular telegram warning flashings of warning light, in time remind the car owner to notice the condition. Meanwhile, when serious water accumulation occurs, the buffering floating sleeve 3 completely floats on the water surface, the alarm lamp 4 plays a role in timely preventing a vehicle owner from continuing to move forward, harm is reduced, and meanwhile, people trapped deeply can timely find a 'life buoy', so that the people trapped deeply can timely find the buffering floating sleeve 3 to escape from danger.
For example, the fixing seat 1 and the central column 2 are preferably made of common carbon steel, and the surface of the fixing seat is baked with paint to prevent rusting; the buffering floating sleeve 3 is preferably made of high polymer materials, and has small density and high toughness, so that the buffering effect can be achieved, and the buoyancy is high.
Illustratively, the power switch 5 comprises a first electrode plate 51 and a second electrode plate 52, the first electrode plate 51 is fixedly connected to one side of the upper end of the trepanning of the buffering floating sleeve 3, and the second electrode plate 52 is connected to the other side of the upper end of the trepanning of the buffering floating sleeve 3 through a spring 53. Thus, as shown in fig. 3 and 4, when the buffer flotation sleeve 3 is completely fitted, the top of the center post 2 can push the first electrode sheet 51 and the second electrode sheet 52 open, thereby breaking the circuit; when the first electrode plate 51 and the second electrode plate 52 are no longer abutted by the top of the center post 2, the second electrode plate 52 is automatically closed on the first electrode plate 51 under the action of the spring 53, so that the circuit is turned on.
Illustratively, the top of the central post 2 is sleeved with an insulating rubber sleeve 21, and the insulating rubber sleeve 21 can perform an insulating and breaking function on the first electrode plate 51 and the second electrode plate 52.
Illustratively, a signal emitter 7 is further arranged in the buffering floating sleeve 3, and the signal emitter 7 is electrically connected with the battery 6. From this, when warning light 4 circular telegram warning scintillation, signal transmitter 7 can the transmitting signal to administrator's terminal to in time let the administrator go the on-the-spot reconnaissance environment, take measures to reduce harm rapidly.
Illustratively, the top of the buffering floating sleeve 3 is provided with an electrical cabinet 31 for accommodating the alarm lamp 4, the battery 6 and the signal emitter 7, and an electrical cover 32 for closing the electrical cabinet 31. Wherein, the electrical cabinet 31 is sequentially provided with a first groove or a clamping groove for fixing the warning light 4, a second groove or a clamping groove for fixing the battery 6 and a third groove or a clamping groove for fixing the signal emitter 7 from top to bottom.
Illustratively, the electrical cabinet 31 and the electrical cover 32 are fixed by screw connection, and the structure is firm and reliable.
Illustratively, a waterproof component is arranged between the electric appliance bin 31 and the electric appliance cover 32 to prevent rainwater from leaking into the interior to influence the performance of the electric appliance.
Illustratively, the accommodating chamber and the motor cover 32 are formed by axially dividing the top of the buffering floating sleeve 3, and the structure is reasonable and compact.
Illustratively, the lower end of the electrical cabinet 31 and the lower end of the electrical cover 32 together form a lower height limit end of the buffering floating sleeve 3 sleeved on the central column 2, that is, an extreme position of the buffering floating sleeve 3 when it is mounted to the bottom.
Illustratively, the side wall of the central column 2 is provided with a limit pin hole 22, and when a limit bolt is inserted into the limit pin hole 22, the limit bolt can jack up the buffering floating sleeve 3, so that the second electrode plate 52 is in contact with the first electrode plate 51 under the action of the spring 53. When waterlogging does not occur and the alarm lamp 4 needs to be turned on urgently, a limit bolt is inserted into the limit pin hole 22 below the central column 2 by pulling a certain position on the buffering floating sleeve 3, and at the moment, the first electrode plate 51 and the second electrode plate 52 are powered on in a closed mode, and the alarm lamp 4 is turned on.
In the description of the present invention, it is to be understood that the terms "mounted," "connected," and "connected" are used broadly and are defined as, for example, either fixedly connected, detachably connected, or integrally connected, unless otherwise explicitly stated or limited; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention, and it is therefore to be understood that the invention is not limited by the scope of the appended claims.
Claims (10)
1. The utility model provides an emergency warning rescue post, its characterized in that, includes fixing base, center post and can float in the buffering of the surface of water and float the cover, the lower extreme of center post is fixed the center of fixing base, buffering floats the cover and can movably cup joint through its lower extreme opening on the center post, the top that buffering floats the cover is equipped with the warning light, the warning light electricity is connected with switch and battery, switch and battery setting are in buffering floats the cover, switch by the top of center post is leaned on and is broken off or follow the top of center post breaks away from and is closed.
2. An emergency warning rescue post according to claim 1, wherein the power switch comprises a first electrode plate and a second electrode plate, the first electrode plate is fixedly connected to one side of the upper end of the sleeve hole of the buffering floating sleeve, and the second electrode plate is connected to the other side of the upper end of the sleeve hole of the buffering floating sleeve through a spring.
3. An emergency warning rescue post as claimed in claim 1, wherein an insulating rubber sleeve is sleeved on the top of the central post.
4. An emergency warning rescue column as claimed in claim 1, wherein the fixing base is provided with a screw hole through which an expansion screw passes.
5. An emergency warning rescue column as claimed in claim 1, wherein a signal transmitter is further disposed within the buffering floating sleeve, the signal transmitter being electrically connected to the battery.
6. An emergency warning rescue post as claimed in claim 5, wherein the top of the buffering floating sleeve is provided with an electrical compartment for accommodating the alarm lamp, the battery and the signal transmitter and an electrical cover for closing the electrical compartment.
7. An emergency warning rescue post as claimed in claim 6, wherein the electrical compartment and the electrical cover are fixed by screwing.
8. An emergency warning rescue post as claimed in claim 6, wherein the containment bin and the motor cover are axially divided by a top portion of the buffering flotation sleeve.
9. An emergency warning rescue post as claimed in claim 8, wherein the lower end of the electrical bin and the lower end of the electrical cover together form the lower height limit end of the buffering floating sleeve sleeved on the central post.
10. An emergency warning rescue post according to claim 2, wherein a limit pin hole is formed in a side wall of the central post, and when a limit pin is inserted into the limit pin hole, the limit pin can jack up the buffering floating sleeve, so that the second electrode plate is in contact with the first electrode plate under the action of the spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110160073.7A CN112878237B (en) | 2021-02-05 | 2021-02-05 | Emergency warning rescue post |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110160073.7A CN112878237B (en) | 2021-02-05 | 2021-02-05 | Emergency warning rescue post |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112878237A true CN112878237A (en) | 2021-06-01 |
| CN112878237B CN112878237B (en) | 2021-10-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110160073.7A Active CN112878237B (en) | 2021-02-05 | 2021-02-05 | Emergency warning rescue post |
Country Status (1)
| Country | Link |
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| CN (1) | CN112878237B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113757630A (en) * | 2021-09-16 | 2021-12-07 | 华高数字科技有限公司 | Emergent lamp pole device of intelligence |
| CN113968323A (en) * | 2021-09-15 | 2022-01-25 | 广州杰赛科技股份有限公司 | Unattended life saving device for urban inland inundation |
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| CN106836051A (en) * | 2015-12-03 | 2017-06-13 | 刘颖 | A kind of environmental sanitation lifesaving and warning integrated apparatus |
| US20170341610A1 (en) * | 2015-07-20 | 2017-11-30 | Jie Tu | Fully automatic automobile fording rescue system |
| CN206916665U (en) * | 2017-07-02 | 2018-01-23 | 常州三立精图光电有限公司 | A kind of low-lying road ponding automatic alarm locking device of municipal administration |
| CN110260952A (en) * | 2019-08-02 | 2019-09-20 | 江苏健雄电气安装工程有限公司 | A kind of prior-warning device monitoring cable piping lane water level |
| CN209747944U (en) * | 2019-05-20 | 2019-12-06 | 安徽集黎电气技术有限公司 | prevent urban waterlogging's electric power cabinet |
| CN211815730U (en) * | 2020-03-30 | 2020-10-30 | 商庆志 | Ponding identification means for urban road |
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2021
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170341610A1 (en) * | 2015-07-20 | 2017-11-30 | Jie Tu | Fully automatic automobile fording rescue system |
| CN106836051A (en) * | 2015-12-03 | 2017-06-13 | 刘颖 | A kind of environmental sanitation lifesaving and warning integrated apparatus |
| CN206916665U (en) * | 2017-07-02 | 2018-01-23 | 常州三立精图光电有限公司 | A kind of low-lying road ponding automatic alarm locking device of municipal administration |
| CN209747944U (en) * | 2019-05-20 | 2019-12-06 | 安徽集黎电气技术有限公司 | prevent urban waterlogging's electric power cabinet |
| CN110260952A (en) * | 2019-08-02 | 2019-09-20 | 江苏健雄电气安装工程有限公司 | A kind of prior-warning device monitoring cable piping lane water level |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113968323A (en) * | 2021-09-15 | 2022-01-25 | 广州杰赛科技股份有限公司 | Unattended life saving device for urban inland inundation |
| CN113757630A (en) * | 2021-09-16 | 2021-12-07 | 华高数字科技有限公司 | Emergent lamp pole device of intelligence |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112878237B (en) | 2021-10-12 |
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