CN113990006A - Hydraulic lifting column with acousto-optic warning device - Google Patents
Hydraulic lifting column with acousto-optic warning device Download PDFInfo
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- CN113990006A CN113990006A CN202111475287.XA CN202111475287A CN113990006A CN 113990006 A CN113990006 A CN 113990006A CN 202111475287 A CN202111475287 A CN 202111475287A CN 113990006 A CN113990006 A CN 113990006A
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- Prior art keywords
- hydraulic lifting
- lifting column
- pressure sensor
- acousto
- warning device
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- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 230000009979 protective mechanism Effects 0.000 claims abstract description 6
- 210000000056 organ Anatomy 0.000 claims abstract description 3
- 230000004224 protection Effects 0.000 claims description 18
- 230000001681 protective effect Effects 0.000 claims description 14
- 230000000007 visual effect Effects 0.000 claims description 5
- 238000005260 corrosion Methods 0.000 claims description 4
- 239000000428 dust Substances 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
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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
- E01F13/04—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage
- E01F13/044—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage the barrier being formed by obstructing members situated on, flush with, or below the traffic surface, e.g. with inflatable members on the surface
- E01F13/046—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage the barrier being formed by obstructing members situated on, flush with, or below the traffic surface, e.g. with inflatable members on the surface the obstructing members moving up in a translatory motion, e.g. telescopic barrier posts
-
- 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
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
- G08G1/165—Anti-collision systems for passive traffic, e.g. including static obstacles, trees
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Emergency Alarm Devices (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
- Component Parts Of Construction Machinery (AREA)
Abstract
The invention discloses a hydraulic lifting column with an acousto-optic warning device, which comprises a main body mechanism, an acousto-optic early warning mechanism and a buzzer, wherein the main body mechanism comprises a driving device, an equipment box, the hydraulic lifting column, a groove, an anticorrosive shell and a controller, the driving device is arranged at the top of the equipment box, protective mechanisms are symmetrically arranged on two sides of the hydraulic lifting column, and the protective mechanisms are connected with the inner walls of the grooves on two sides of the hydraulic lifting column. This hydraulic pressure lift post with reputation warning device, be provided with first pressure sensor, when the unexpected backup pad that strikes on the hydraulic pressure lift post of vehicle, the backup pad will extrude first spring and produce pressure to first pressure sensor, first pressure sensor will give the controller this information transfer when detecting pressure information, the controller warns warning light and bee calling organ, start the camera simultaneously and shoot the rammer, thereby be convenient for prevent someone from deliberately damaging the device, and then be convenient for improve the self-protection ability of device.
Description
Technical Field
The invention relates to the technical field of hydraulic lifting columns, in particular to a hydraulic lifting column with an acousto-optic warning device.
Background
The hydraulic lifting column is an automatic lifting road pile taking a hydraulic motor as a power unit and can be divided into a hydraulic integrated lifting column and a hydraulic split lifting column. The power units of the hydraulic lifting piles are hydraulic motors, and the lifting columns are also called lifting ground columns, lifting road piles, anti-collision road piles, hydraulic lifting columns, isolation piles and the like, and are widely used in districts, school streets, parking lots and other places due to attractive appearance. The most inconvenience of current hydraulic lifting post is warned vehicle and pedestrian around when the device rises to the incident takes place easily, and current hydraulic lifting post is because of rolling of vehicle and the artificial unexpected damage of trampling in the use easily, to above-mentioned problem, needs improve current equipment.
Disclosure of Invention
The invention aims to provide a hydraulic lifting column with an acousto-optic warning device, which aims to solve the problems that most of the existing hydraulic lifting columns in the background art are inconvenient to warn surrounding vehicles and pedestrians when the hydraulic lifting columns are lifted, so that safety accidents are easy to happen, and the existing hydraulic lifting columns are easy to be accidentally damaged due to rolling and artificial stepping of the vehicles in the using process.
In order to achieve the purpose, the invention provides the following technical scheme: a hydraulic lifting column with an acousto-optic warning device comprises a main body mechanism, an acousto-optic early warning mechanism and a buzzer,
the main body mechanism comprises a driving device, an equipment box, a hydraulic lifting column, a groove, an anticorrosive shell and a controller, the driving device is arranged at the top of the equipment box, the hydraulic lifting column is arranged in the driving device, protective mechanisms are symmetrically arranged on two sides of the hydraulic lifting column and connected with the inner wall of the groove on two sides of the hydraulic lifting column, and the controller is arranged in the groove on one side;
reputation early warning mechanism is including fixed housing, rotatory piece, warning light, camera, ball, block rubber, second pressure sensor, bearing plate, second spring, second reflection of light area, rectangular channel and recess, and fixed housing and hydraulic lifting column connection, the inside rotatory piece that is provided with of fixed housing simultaneously, the symmetry is provided with the warning light on the rotatory piece, and the inboard of warning light is provided with the camera, the top of fixed housing is provided with second pressure sensor, and second pressure sensor passes through the groove connection at top in second spring and the bearing plate.
Preferably, the outer sides of the driving device and the equipment box are both provided with an anti-corrosion shell;
by adopting the technical scheme, the lower pollutants can be prevented from polluting the corrosion driving device and the equipment box conveniently.
Preferably, the protection mechanism comprises a protection shell, a first reflective belt, a first spring, a support plate, a first pressure sensor and a motor, the protection shell is connected with one side of the support plate through the first spring, and the other side of the support plate is connected with the inner wall of the groove through the first pressure sensor;
through adopting above-mentioned technical scheme, be convenient for improve the crashworthiness of device.
Preferably, a first reflective belt is arranged on the outer side of the protective shell, and the protective shell is arc-shaped;
by adopting the technical scheme, the position of the device can be determined conveniently at night or in dark light.
Preferably, the motor is arranged at the top of the hydraulic lifting column, the output end of the motor is connected with the bottom of the rotating block, and a ball is arranged between the rotating block and the hydraulic lifting column;
through adopting above-mentioned technical scheme, the ball is convenient for improve rotatory stability.
Preferably, rectangular grooves are symmetrically formed in the fixed housing, the rectangular grooves are correspondingly formed in the outer sides of the warning lamp and the camera, and meanwhile, a second reflective belt is arranged on the fixed housing;
through adopting above-mentioned technical scheme, be convenient for prevent that warning light and camera from being polluted by external dust, and then be convenient for guarantee the normal use of warning light and camera.
Preferably, a rubber block is arranged on the outer side of the second pressure sensor and connected with the top of the fixed housing;
through adopting above-mentioned technical scheme, the rubber block is convenient for play dirt-proof effect.
Preferably, a protective pad is arranged at the top of the bearing plate and is connected with the bearing plate in a clamping manner;
through adopting above-mentioned technical scheme, be convenient for prevent that the hydraulic pressure lift post of bearing plate below from being rolled by the vehicle and damaging.
Preferably, the buzzers are symmetrically arranged on the fixed housing, and the buzzers are arranged corresponding to the rectangular grooves;
through adopting above-mentioned technical scheme, the buzzer of being convenient for is warned the sound production of the direction of coming the car.
Compared with the prior art, the invention has the beneficial effects that: the hydraulic lifting column with the acousto-optic warning device,
(1) the hydraulic lifting column is provided with the warning lamp and the buzzer, and the warning lamp and the buzzer can warn surrounding vehicles and pedestrians by sound and flickering light when the hydraulic lifting column is lifted, so that the vehicles and the lifted hydraulic lifting column are prevented from colliding, and the functionality of the device is enriched;
(2) the hydraulic lifting device is provided with a first pressure sensor, when a vehicle accidentally impacts a supporting plate on a hydraulic lifting column, the supporting plate extrudes a first spring to generate pressure on the first pressure sensor, the first pressure sensor transmits pressure information to a controller when detecting the information, the controller warns a warning lamp and a buzzer, and simultaneously starts a camera to shoot an impacting object, so that the device is prevented from being damaged by someone intentionally, and the self-protection capability of the device is improved;
(3) the motor can drive the rotating block to rotate, so that the warning lamp and the camera can be shielded and covered by the fixed housing, the warning lamp and the camera can be prevented from being polluted by dust conveniently, and the structure of the device can be optimized conveniently;
(4) the protective pad is arranged, the protective pad can deform and contract when the vehicle is rolled, so that damage to the hydraulic lifting column caused by rolling of the vehicle is reduced conveniently, and meanwhile, the first reflective belt and the second reflective belt are arranged, so that the positions of the devices can be determined by reflecting light when the light is dark, and driving safety is guaranteed conveniently;
(5) be provided with first pressure sensor, first pressure sensor lasts in a period when detecting pressure signal, when someone scrambles the hydraulic pressure lift post promptly, and first pressure sensor will be information transfer for the controller, and the controller will start warning light and bee calling organ and warn, and then extension fixture's life.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the front view cross section of the acousto-optic early warning mechanism of the present invention;
FIG. 3 is a schematic side view, cross-sectional structure of the connection between the hydraulic lifting column and the protection mechanism of the present invention;
FIG. 4 is a schematic top sectional view of the protective housing and the hydraulic lifting column according to the present invention;
FIG. 5 is a schematic top sectional view of the driving device and the corrosion protection housing according to the present invention;
FIG. 6 is a schematic diagram of the working process of the present invention.
In the figure: 1. the main body mechanism, 101, a driving device, 102, an equipment box, 103, a hydraulic lifting column, 104, a groove, 105, an anticorrosion shell, 106, a controller, 2, a protection mechanism, 201, a protection shell, 202, a reflective belt, 203, a first spring, 204, a support plate, 205, a first pressure sensor, 206, a motor, 3, an acousto-optic early warning mechanism, 301, a fixed housing, 302, a rotating block, 303, a warning light, 304, a camera, 305, a ball, 306, a rubber block, 307, a second pressure sensor, 308, a bearing plate, 309, a second spring, 3010, a second reflective belt, 3011, a rectangular groove, 3012, a groove, 4, a protection pad, 5 and a buzzer.
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.
Referring to fig. 1-6, the present invention provides a technical solution: a hydraulic lifting column with an audible and visual warning device is disclosed, as shown in FIG. 1, FIG. 2, FIG. 3, FIG. 4 and FIG. 5, a main body mechanism 1 comprises a driving device 101, an equipment box 102, a hydraulic lifting column 103, a groove 104, an anticorrosion casing 105 and a controller 106, wherein the driving device 101 is arranged at the top of the equipment box 102, the anticorrosion casing 105 is arranged at the outer sides of the driving device 101 and the equipment box 102, so as to improve the anticorrosion performance of the driving device 101 and the equipment box 102, meanwhile, the hydraulic lifting column 103 is arranged in the driving device 101, the protection mechanisms 2 are symmetrically arranged at two sides of the hydraulic lifting column 103, each protection mechanism 2 comprises a protection casing 201, a first belt 202, a first spring 203, a support plate 204, a first reflective pressure sensor 205 and a motor 206, the protection casing 201 is connected with one side of the support plate 204 through the first spring 203, and telescopic guide rods are arranged inside the first spring 203 and a second spring 309, the opposite side of backup pad 204 is through first pressure sensor 205 and recess 104 inner wall connection, the outside of protective housing 201 is provided with first reflection of light area 202, and protective housing 201 is circular-arcly, circular-arc protective housing 201 is convenient for better laminating hydraulic lifting post 103's shape, and be convenient for furthest protects hydraulic lifting post 103, and the recess 104 inner wall connection of protective mechanism 2 and hydraulic lifting post 103 both sides, be provided with controller 106 in the recess 104 of one side simultaneously, motor 206 sets up the top at hydraulic lifting post 103, and the output of motor 206 is connected with the bottom of turning block 302, be provided with ball 305 between turning block 302 and the hydraulic lifting post 103 simultaneously, ball 305 is convenient for provide the auxiliary stay for turning block 302, thereby be convenient for guarantee the stability when turning block 302 is rotatory.
As shown in fig. 1, 2, 3, 4 and 6, the acousto-optic early warning mechanism 3 includes a fixed housing 301, a rotating block 302, a warning light 303, a camera 304, a ball 305, a rubber block 306, a second pressure sensor 307, a bearing plate 308, a second spring 309, a second reflective tape 3010, a rectangular groove 3011 and a groove 3012, the fixed housing 301 is connected to the hydraulic lifting column 103, the rotating block 302 is disposed inside the fixed housing 301, the warning light 303 is symmetrically disposed on the rotating block 302, the camera 304 is disposed on the inner side of the warning light 303, the rectangular groove 3011 is symmetrically disposed on the fixed housing 301, the rectangular groove 3011 is correspondingly disposed on the outer side of the warning light 303 and the camera 304, the fixed housing 301 can shield and protect the warning light 303 and the camera 304 when the warning light 303 and the camera 304 are not in use, thereby facilitating to prevent the warning light 303 and the camera 304 from being polluted by dust, the warning light 303 and the camera 304 are correspondingly disposed to the coming direction of the device, meanwhile, a second reflective belt 3010 is arranged on the fixed housing 301, a second pressure sensor 307 is arranged on the top of the fixed housing 301, the second pressure sensor 307 is connected with a groove 3012 on the inner top of the bearing plate 308 through a second spring 309, a rubber block 306 is arranged on the outer side of the second pressure sensor 307, the rubber block 306 is connected with the top of the fixed housing 301, a protective pad 4 is arranged on the top of the bearing plate 308, the protective pad 4 is connected with the bearing plate 308 in a clamping manner, buzzers 5 are symmetrically arranged on the fixed housing 301, the buzzers 5 are arranged corresponding to the rectangular grooves 3011, the first pressure sensor 205, the second pressure sensor 307, the controller 106, the motor 206, the buzzers 5, the warning lamp 303 and the camera 304 are electrically connected, so that sound and light warning can be performed when the device is impacted or trampled, thereby enriching the functionality of the device and further improving the self-protection capability of the device, thereby being convenient for preventing the artificial damage of the utility model.
The working principle is as follows: the controller 106 is in a model of RPCF-6, the first pressure sensor 205 and the second pressure sensor 307 are in a model of PT124G-111, when the hydraulic lifting column with the audible and visual warning device is used, firstly, the driving device 101 and the equipment box 102 are buried underground and fixed, then when a roadblock needs to be set, a worker can start the device, the driving device 101 pushes the hydraulic lifting column 103 to extend upwards to form the roadblock, meanwhile, the buzzer 5 generates sound, the motor 206 drives the rotating block 302 to rotate, so that the warning lamp 303 and the camera 304 on the rotating block 302 are exposed through the rectangular groove 3011 to form audible and visual warning around, after the roadblock is formed, the motor 206 drives the rotating block 302 to reset to shield and protect the warning lamp 303 and the camera 304, when the first pressure sensor 205 or the second pressure sensor 307 detects that a vehicle impacts the protective shell 201 or someone climbs the hydraulic lifting column 103, the first pressure sensor 205 or the second pressure sensor 307 will transmit the detected information to the controller 106, the controller 106 will control the motor 206 to rotate, the warning light 303 and the camera 304 will be exposed through the rectangular slot 3011 and will be matched with the buzzer 5 to warn the surroundings, and at the same time, when the first pressure sensor 205 is impacted, the controller 106 will control the camera 304 to shoot the incoming direction, so as to enrich the functionality of the device, which completes the whole work, and the content not described in detail in this specification is the prior art known to those skilled in the art.
The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a hydraulic lifting column with reputation warning device, includes main body mechanism (1), reputation early warning mechanism (3) and bee calling organ (5), its characterized in that:
the main body mechanism (1) comprises a driving device (101), an equipment box (102), a hydraulic lifting column (103), a groove (104), an anti-corrosion shell (105) and a controller (106), wherein the driving device (101) is arranged at the top of the equipment box (102), the hydraulic lifting column (103) is arranged in the driving device (101), protective mechanisms (2) are symmetrically arranged on two sides of the hydraulic lifting column (103), the protective mechanisms (2) are connected with the inner walls of the grooves (104) on two sides of the hydraulic lifting column (103), and the controller (106) is arranged in the groove (104) on one side;
the acousto-optic early warning mechanism (3) comprises a fixed housing (301), a rotating block (302), a warning lamp (303), a camera (304), a ball (305), a rubber block (306), a second pressure sensor (307), a bearing plate (308), a second spring (309), a second reflective belt (3010), a rectangular groove (3011) and a groove (3012), wherein the fixed housing (301) is connected with a hydraulic lifting column (103), the rotating block (302) is arranged inside the fixed housing (301), the warning lamp (303) is symmetrically arranged on the rotating block (302), the camera (304) is arranged on the inner side of the warning lamp (303), the second pressure sensor (307) is arranged at the top of the fixed housing (301), and the second pressure sensor (307) is connected with the groove (3012) at the top in the bearing plate (308) through the second spring (309).
2. The hydraulic lifting column with the acousto-optic warning device is characterized in that: and the outer sides of the driving device (101) and the equipment box (102) are provided with anticorrosive shells (105).
3. The hydraulic lifting column with the acousto-optic warning device is characterized in that: the protection mechanism (2) comprises a protection shell (201), a first reflective belt (202), a first spring (203), a support plate (204), a first pressure sensor (205) and a motor (206), the protection shell (201) is connected with one side of the support plate (204) through the first spring (203), and the other side of the support plate (204) is connected with the inner wall of the groove (104) through the first pressure sensor (205).
4. A hydraulic lifting column with an audible and visual warning device as claimed in claim 3, wherein: the outer side of the protective shell (201) is provided with a first reflective belt (202), and the protective shell (201) is arc-shaped.
5. A hydraulic lifting column with an audible and visual warning device as claimed in claim 3, wherein: the motor (206) is arranged at the top of the hydraulic lifting column (103), the output end of the motor (206) is connected with the bottom of the rotating block (302), and meanwhile, a ball (305) is arranged between the rotating block (302) and the hydraulic lifting column (103).
6. The hydraulic lifting column with the acousto-optic warning device is characterized in that: rectangular channel (3011) have been seted up to the symmetry on fixed housing (301), and rectangular channel (3011) correspond the outside that sets up at warning light (303) and camera (304), are provided with second reflective band (3010) on fixed housing (301) simultaneously.
7. The hydraulic lifting column with the acousto-optic warning device is characterized in that: the outer side of the second pressure sensor (307) is provided with a rubber block (306), and the rubber block (306) is connected with the top of the fixed housing (301).
8. The hydraulic lifting column with the acousto-optic warning device is characterized in that: the top of bearing plate (308) is provided with protection pad (4), and protection pad (4) and bearing plate (308) block are connected.
9. The hydraulic lifting column with the acousto-optic warning device is characterized in that: the buzzers (5) are symmetrically arranged on the fixed cover casing (301), and the buzzers (5) are arranged corresponding to the rectangular grooves (3011).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111475287.XA CN113990006A (en) | 2021-12-06 | 2021-12-06 | Hydraulic lifting column with acousto-optic warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111475287.XA CN113990006A (en) | 2021-12-06 | 2021-12-06 | Hydraulic lifting column with acousto-optic warning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113990006A true CN113990006A (en) | 2022-01-28 |
Family
ID=79733263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111475287.XA Withdrawn CN113990006A (en) | 2021-12-06 | 2021-12-06 | Hydraulic lifting column with acousto-optic warning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113990006A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115346381A (en) * | 2022-07-25 | 2022-11-15 | 顾春英 | Intelligent traffic signal auxiliary early warning device and method |
-
2021
- 2021-12-06 CN CN202111475287.XA patent/CN113990006A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115346381A (en) * | 2022-07-25 | 2022-11-15 | 顾春英 | Intelligent traffic signal auxiliary early warning device and method |
| CN115346381B (en) * | 2022-07-25 | 2024-04-26 | 湛江市中达建设工程检测咨询有限公司 | Intelligent traffic signal auxiliary early warning device and method |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20220128 |