CN214042548U - Safety alarm device for construction site - Google Patents
Safety alarm device for construction site Download PDFInfo
- Publication number
- CN214042548U CN214042548U CN202120123684.XU CN202120123684U CN214042548U CN 214042548 U CN214042548 U CN 214042548U CN 202120123684 U CN202120123684 U CN 202120123684U CN 214042548 U CN214042548 U CN 214042548U
- Authority
- CN
- China
- Prior art keywords
- protective shell
- controller
- construction site
- solar photovoltaic
- infrared sensor
- 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.)
- Expired - Fee Related
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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
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- Burglar Alarm Systems (AREA)
Abstract
The utility model relates to a construction site safety technical field, in particular to a building construction site safety alarm device, which comprises a warning board, wherein the bottom end of the warning board is tightly welded with a support rod, a protective shell is fixedly arranged on the rear side wall of the warning board through a bolt, a support is arranged on the outer side wall of the protective shell, and a solar photovoltaic panel is rotatably connected on the support; this building construction scene safety alarm device, through the siren that sets up on the warning sign, infrared sensor, first controller, can detect the foundation ditch periphery, and remind constructor through the siren, thereby effectively guarantee constructor's safety, and through the solar photovoltaic board that sets up, the battery, can provide the power for siren, infrared sensor, first controller, reduce the trouble of external power supplies such as siren, and then increase the convenience of its use.
Description
Technical Field
The utility model relates to a job site safety technical field specifically is a building job site safety alarm device.
Background
In the construction site, the collapse of the foundation pit is an accident frequently occurring in these years, so in the construction site, a warning board is generally additionally arranged to prevent workers from falling into the foundation pit, but the warning board cannot play a warning role at night, and further danger is easy to occur.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a construction site safety alarm device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a safety alarm device for a building construction site comprises a warning board, wherein a support rod is tightly welded at the bottom end of the warning board, a protective shell is fixedly arranged on the rear side wall of the warning board through bolts, a support is arranged on the outer side wall of the protective shell, and a solar photovoltaic panel is rotatably connected to the support; the support is fixedly connected with a cylindrical rotating shaft, the top end of the protective shell is fixedly provided with an alarm and an infrared sensor, the inner side wall of the protective shell is fixedly provided with a first controller, and the inner side wall of the protective shell is also provided with a storage battery; one side of the solar photovoltaic panel close to the protective shell is fixedly provided with a second controller, and the second controller is electrically connected with a storage battery in the protective shell through a conducting wire.
Preferably, the bottom end of the protective shell is provided with a plurality of heat dissipation holes which are linearly distributed.
Preferably, the bottom end of the protective shell and the outer side of the heat dissipation hole are provided with strip-shaped convex plates.
Preferably, the alarm and the infrared sensor are respectively electrically connected with the first controller through wires.
Preferably, the alarm, the infrared sensor and the first controller are respectively electrically connected with the storage battery through leads.
Preferably, the solar photovoltaic panel is close to one side of protecting crust and is equipped with the engaging lug on being located the intermediate position, just the solar photovoltaic panel passes through the engaging lug and is connected with the pivot rotation on the support.
Compared with the prior art, the beneficial effects of the utility model are that:
this building construction scene safety alarm device, through the siren that sets up on the warning sign, infrared sensor, first controller, can detect the foundation ditch periphery, and remind constructor through the siren, thereby effectively guarantee constructor's safety, and through the solar photovoltaic board that sets up, the battery, can provide the power for siren, infrared sensor, first controller, reduce the trouble of external power supplies such as siren, and then increase the convenience of its use.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the inner side wall of the middle protective shell according to the present invention;
FIG. 3 is a schematic structural view of the outer sidewall of the middle protective shell according to the present invention;
fig. 4 is a schematic structural view of the solar photovoltaic panel of the present invention.
The various reference numbers in the figures mean:
1. a warning board; 11. a strut;
2. a protective shell; 201. heat dissipation holes; 202. a convex plate; 21. a support; 211. a rotating shaft; 22. an alarm; 23. an infrared sensor; 24. a first controller; 25. a storage battery;
3. a solar photovoltaic panel; 301. connecting lugs; 31. a second controller.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1-4, the present invention provides a technical solution:
a safety alarm device for a building construction site comprises a warning board 1, wherein a support rod 11 is tightly welded at the bottom end of the warning board 1, a protective shell 2 is fixedly arranged on the rear side wall of the warning board 1 through bolts, a support 21 is arranged on the outer side wall of the protective shell 2, and a solar photovoltaic panel 3 is rotatably connected to the support 21; a cylindrical rotating shaft 211 is fixedly connected to the support 21, an alarm 22 and an infrared sensor 23 are fixedly mounted at the top end of the protective shell 2, a first controller 24 is fixedly mounted on the inner side wall of the protective shell 2, and a storage battery 25 is further arranged on the inner side wall of the protective shell 2; one side of the solar photovoltaic panel 3 close to the protective shell 2 is fixedly provided with a second controller 31, and the second controller 31 is electrically connected with the storage battery 25 in the protective shell 2 through a lead.
In this embodiment, the bottom of protective housing 2 is equipped with a plurality of louvre 201 that is linear distribution, through the louvre 201 that sets up, can carry out the heat dissipation to the heat that the inside first controller 24 of protective housing 2 and battery 25 work produced and handle.
In addition, the bottom of protective housing 2 and the outside that is located louvre 201 are equipped with banding flange 202, and through the flange 202 that sets up, can effectively avoid outside rainwater to enter into protective housing 2 inside from louvre 201.
Further, the alarm 22 and the infrared sensor 23 are electrically connected with the first controller 24 through leads respectively, when the infrared sensor 23 detects that someone is around the foundation pit and transmits information to the first controller 24, the first controller 24 controls the alarm 22 to send out sound and light alarm to warn people around the foundation pit and avoid danger in the foundation pit.
Specifically, the alarm 22, the infrared sensor 23 and the first controller 24 are electrically connected to the storage battery 25 through wires, respectively, and through the solar photovoltaic panel 3, the second controller 31 and the storage battery 25 which are arranged outside the protective shell 2, the second controller 31 charges the current generated by the solar photovoltaic panel 3 into the storage battery 25, and the storage battery 25 supplies power to the alarm 22, the infrared sensor 23 and the first controller 24, so that the alarm 22, the infrared sensor 23 and the first controller 24 can work conveniently.
It is worth noting that one side that solar photovoltaic board 3 is close to protective housing 2 just is located the intermediate position and is equipped with engaging lug 301, and solar photovoltaic board 3 rotates with pivot 211 on the support 21 through engaging lug 301 and is connected, penetrating round hole around being equipped with in the central point of engaging lug 301, and the diameter size of round hole is the same with the cross-sectional dimension of pivot 211, when pivot 211 is located engaging lug 301, the round hole inside wall rubs with the lateral wall production of pivot 211, under the circumstances of no external force pivoted, engaging lug 301 does not take place the angle change, thereby so that the better solar energy of receiving of solar photovoltaic board 3, and turn into the electric energy with it, in order to use.
It should be noted that the alarm 22 and the infrared sensor 23 are conventional technologies, and are not described in detail in the present invention.
When the safety alarm device for the building construction site is installed, the alarm 22 and the infrared sensor 23 are respectively and electrically connected with the first controller 24 through leads, the alarm 22, the infrared sensor 23 and the first controller 24 are respectively and electrically connected with the storage battery 25 through leads, in addition, the storage battery 25 is electrically connected with the second controller 31 on the rear side of the solar photovoltaic panel 3 through leads, and meanwhile, the whole protective shell 2 is fixedly installed on the rear side of the warning board 1 through bolts; when the infrared sensor 23 detects that people are around the foundation pit, the infrared sensor transmits a signal to the first controller 24, and the first controller 24 controls the alarm 22 to give out an acousto-optic alarm so as to warn people around the foundation pit and avoid danger caused by falling inside the foundation pit.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a construction site safety alarm device, includes warning sign (1), the bottom of warning sign (1) has branch (11), its characterized in that closely welded: a protective shell (2) is fixedly mounted on the rear side wall of the warning board (1) through bolts, a support (21) is arranged on the outer side wall of the protective shell (2), and a solar photovoltaic panel (3) is rotatably connected to the support (21); a cylindrical rotating shaft (211) is fixedly connected to the support (21), an alarm (22) and an infrared sensor (23) are fixedly mounted at the top end of the protective shell (2), a first controller (24) is fixedly mounted on the inner side wall of the protective shell (2), and a storage battery (25) is further arranged on the inner side wall of the protective shell (2); one side of the solar photovoltaic panel (3) close to the protective shell (2) is fixedly provided with a second controller (31), and the second controller (31) is electrically connected with a storage battery (25) in the protective shell (2) through a lead.
2. The construction site safety warning device according to claim 1, wherein: the bottom of the protective shell (2) is provided with a plurality of heat dissipation holes (201) which are linearly distributed.
3. The construction site safety warning device according to claim 2, wherein: and strip-shaped convex plates (202) are arranged at the bottom end of the protective shell (2) and outside the heat dissipation holes (201).
4. The construction site safety warning device according to claim 1, wherein: the alarm (22) and the infrared sensor (23) are respectively electrically connected with the first controller (24) through leads.
5. The construction site safety warning device according to claim 1, wherein: the alarm (22), the infrared sensor (23) and the first controller (24) are respectively electrically connected with the storage battery (25) through leads.
6. The construction site safety warning device according to claim 1, wherein: solar photovoltaic board (3) are close to one side of protecting crust (2) and are located the intermediate position and are equipped with engaging lug (301), just solar photovoltaic board (3) are connected through pivot (211) rotation on engaging lug (301) and support (21).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120123684.XU CN214042548U (en) | 2021-01-18 | 2021-01-18 | Safety alarm device for construction site |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120123684.XU CN214042548U (en) | 2021-01-18 | 2021-01-18 | Safety alarm device for construction site |
Publications (1)
Publication Number | Publication Date |
---|---|
CN214042548U true CN214042548U (en) | 2021-08-24 |
Family
ID=77346681
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202120123684.XU Expired - Fee Related CN214042548U (en) | 2021-01-18 | 2021-01-18 | Safety alarm device for construction site |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN214042548U (en) |
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2021
- 2021-01-18 CN CN202120123684.XU patent/CN214042548U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210824 Termination date: 20220118 |