CN214123082U

CN214123082U - Electroacoustic alarm capable of being remotely controlled

Info

Publication number: CN214123082U
Application number: CN202120224881.0U
Authority: CN
Inventors: 李星行
Original assignee: Langfang Xingting Electronic Equipment Co ltd
Current assignee: Langfang Xingting Electronic Equipment Co ltd
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2021-09-03
Anticipated expiration: 2031-01-25

Abstract

The utility model discloses a but remote control's electroacoustic siren, including unable adjustment base, the welding of unable adjustment base top has the cylindricality protecting crust, and the cylindricality protecting crust outer wall opens the rectangle thermovent that has the equidistance to distribute, cylindricality protecting crust top outer wall is opened there is the annular sliding tray, and the annular sliding tray inner wall inlays the sliding block that is equipped with the equidistance and distributes, the welding of sliding block top has the backup pad, and backup pad top central point puts the department and installs the erection column. The utility model discloses an utilize mutually supporting of wireless transceiver constructs and treater, can carry out remote control to the alarm to through set up servo motor in the alarm bottom, utilize servo motor to drive the backup pad and rotate, thereby can let the even propagation of alarm sound of alarm to around, avoid appearing the alarm dead angle, and be equipped with the heat dissipation fan in the backup pad, utilize the heat dissipation fan to accelerate the inside circulation of air of cylindricality protecting crust, can dispel the heat the protection to servo motor and alarm.

Description

Electroacoustic alarm capable of being remotely controlled

Technical Field

The utility model relates to an siren technical field especially relates to a but remote control's electroacoustic alarm.

Background

An alarm refers to an appliance that issues an alarm signal. For issuing a forecast, alarm and disarm signal. Air defense warning refers to an alarm system set up to prevent air attacks by enemies during a war. The alarm is an important component of urban air defense engineering and is an alarm which rings to remind people of air defense when the city is threatened by air attack.

However, the existing alarm cannot be remotely controlled, and often can be aligned to one direction and cannot be deviated in the alarm process, so that the alarm dead angle can occur in the alarm process, some personnel cannot hear the alarm in time, the alarm is installed outdoors for a long time, a related protection device is lacked, and birds can nest inside the alarm.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a remote-controlled electroacoustic alarm.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an electroacoustic alarm capable of being remotely controlled comprises a fixed base, wherein a cylindrical protective shell is welded at the top of the fixed base, and the outer wall of the cylindrical protective shell is provided with rectangular heat dissipation ports distributed at equal intervals, the outer wall of the top of the cylindrical protective shell is provided with an annular sliding groove, sliding blocks are embedded on the inner wall of the annular sliding groove and distributed at equal intervals, supporting plates are welded on the tops of the sliding blocks, and the central position of the top of the supporting plate is provided with an installation column, the outer wall of the installation column is provided with an electric slip ring, the bottom of the mounting column is connected with a servo motor, both ends of the top of the supporting plate are provided with heat dissipation fans, and the periphery of the top of the mounting column is provided with an alarm body, the top of the mounting column is provided with a mounting chamber, the inside of the mounting chamber is provided with a processor, the processor is connected with a wireless transceiving mechanism through a wire, and a metal protection net is arranged at the top of the supporting plate, and an arc-shaped top plate is connected to the top of the metal protection net.

Preferably, the size of the inner wall of the annular sliding groove is matched with the size of the sliding block, and the annular sliding groove and the sliding block form sliding fit.

Preferably, the wireless transceiver includes a wireless receiver and a wireless transmitter, and the wireless transceiver is connected to the external controller through a network.

Preferably, the servo motor, the heat dissipation fan and the alarm body are connected with the electric slip ring through wires, and the electric slip ring is connected with an external power supply.

Preferably, arc-shaped water drainage grooves distributed equidistantly are formed in the outer wall of the top of the arc-shaped top plate, and the area of the arc-shaped top plate is larger than that of the support plate.

Preferably, the outer walls of the rectangular radiating ports are welded with arc-shaped water baffles along the inclined direction, and the inclined angle of each arc-shaped water baffle is 30-45 degrees.

The utility model has the advantages that:

1. the remotely controllable electroacoustic alarm can be remotely controlled by utilizing the mutual matching of the wireless transceiving mechanism and the processor, and can be uniformly spread around by arranging the servo motor at the bottom of the alarm and driving the supporting plate to rotate by utilizing the servo motor, so that the alarm sound of the alarm can be prevented from generating alarm dead angles;

2. but this design's electroacoustic alarm of remote control through set up the arc roof at the siren top, can prevent that the siren from receiving drenching of rainwater for a long time and receive the condition emergence of damage to be equipped with metal protection network in the siren outside, not only can prevent that large-scale debris from causing the damage to the siren, can also prevent that birds from nesting inside the siren.

Drawings

Fig. 1 is a cross-sectional view of an overall structure of a remotely controllable electro-acoustic alarm according to the present invention;

fig. 2 is a schematic diagram of an overall structure of a remotely controllable electroacoustic alarm according to the present invention;

fig. 3 is an enlarged schematic view of a part of the structure of the remotely controllable electroacoustic alarm of the present invention.

In the figure: the alarm comprises a fixed base 1, a cylindrical protective shell 2, a rectangular heat dissipation opening 3, an annular sliding groove 4, a sliding block 5, a supporting plate 6, an electric sliding ring 7, an installation column 8, a servo motor 9, a heat dissipation fan 10, an alarm body 11, an installation chamber 12, a processor 13, a wireless transceiving mechanism 14, a metal protective net 15, an arc top plate 16 and an arc water baffle 17.

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.

Referring to fig. 1-3, an electroacoustic alarm capable of being remotely controlled comprises a fixed base 1, a cylindrical protective shell 2 is welded on the top of the fixed base 1, rectangular heat dissipation ports 3 are formed in the outer wall of the cylindrical protective shell 2 and are distributed equidistantly, an annular sliding groove 4 is formed in the outer wall of the top of the cylindrical protective shell 2, sliding blocks 5 are embedded in the inner wall of the annular sliding groove 4 and are distributed equidistantly, the size of the inner wall of the annular sliding groove 4 is matched with that of the sliding blocks 5, the annular sliding groove 4 and the sliding blocks 5 are in sliding fit, a supporting plate 6 is welded on the top of the sliding blocks 5, a mounting column 8 is arranged at the center of the top of the supporting plate 6, the alarm can be remotely controlled by utilizing the mutual fit of a wireless transceiver 14 and a processor 13, a servo motor 9 is arranged at the bottom of the alarm, the servo motor 9 is utilized to drive the supporting plate 6 to rotate, therefore, the alarm sound of the alarm can be uniformly spread to the periphery, the alarm dead angle is avoided, the heat dissipation fan 10 is arranged on the supporting plate 6, the air circulation inside the cylindrical protective shell 2 is accelerated by the heat dissipation fan 10, the servo motor 9 can be subjected to heat dissipation protection, and the alarm can be subjected to heat dissipation protection;

an electric slip ring 7 is installed on the outer wall of the mounting column 8, a servo motor 9 is connected to the bottom of the mounting column 8, the servo motor 9, a heat dissipation fan 10 and an alarm body 11 are all connected with the electric slip ring 7 through wires, the electric slip ring 7 is connected with an external power supply, the heat dissipation fan 10 is installed at two ends of the top of the support plate 6, the alarm body 11 is installed on the periphery of the top of the mounting column 8, a mounting chamber 12 is arranged at the top of the mounting column 8, a processor 13 is arranged in the mounting chamber 12, the wireless transceiver 14 comprises a wireless receiver and a wireless transmitter, the wireless transceiver 14 is connected with an external controller through a network, the processor 13 is connected with a wireless transceiver 14 through wires, a metal protective net 15 is arranged at the top of the support plate 6, an arc-shaped top plate 16 is connected to the top of the metal protective net 15, arc-shaped drainage grooves distributed equidistantly are formed in the outer wall of the top of the arc-shaped top plate 16, and the area of the arc-shaped top plate 16 is larger than that of the support plate 6, the outer wall of the rectangular heat dissipation port 3 is welded with the arc-shaped water baffle 17 along the inclined direction, the inclined angle of the arc-shaped water baffle 17 is 30-45 degrees, the arc-shaped top plate 16 is arranged at the top of the alarm, the alarm can be prevented from being wetted by rainwater for a long time and being damaged, the metal protective net 15 is arranged outside the alarm, large sundries can be prevented from damaging the alarm, and birds can be prevented from being killed in the alarm.

The working principle is as follows: when using this but remote control's electroacoustic alarm, at first install unable adjustment base 1 at outdoor back, connect external power source with the device, then later will be connected with the arc roof 16 of protection by metal mesh 15 and install the top at backup pad 6, start servo motor 9, servo motor 9 drives erection column 8 and rotates, thereby it slides to drive backup pad 6, let the slow rotation of alarm, then utilize controller transmission signal, when wireless transceiver mechanism 14 accepts external signal, its treater 13 can control alarm body 11 and report to the police, and servo motor 9 drives alarm body 11 and rotates, can let the even propagation of chimes of doom all around, prevent the alarm dead angle.

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.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The electroacoustic alarm capable of being remotely controlled comprises a fixed base (1) and is characterized in that a cylindrical protective shell (2) is welded at the top of the fixed base (1), rectangular heat dissipation ports (3) which are distributed equidistantly are formed in the outer wall of the cylindrical protective shell (2), an annular sliding groove (4) is formed in the outer wall of the top of the cylindrical protective shell (2), sliding blocks (5) which are distributed equidistantly are embedded in the inner wall of the annular sliding groove (4), a supporting plate (6) is welded at the top of each sliding block (5), a mounting column (8) is installed at the center of the top of each supporting plate (6), an electric sliding ring (7) is installed on the outer wall of each mounting column (8), a servo motor (9) is connected to the bottom of each mounting column (8), heat dissipation fans (10) are installed at two ends of the top of each supporting plate (6), and an alarm body (11) is installed around the top of each mounting column (8), the mounting column (8) top is equipped with installation room (12), and installation room (12) inside is equipped with treater (13), treater (13) are connected with wireless transceiver (14) through the wire, and backup pad (6) top is equipped with metal protection net (15), metal protection net (15) top is connected with arc roof (16).

2. A remotely controllable electro-acoustic alarm as claimed in claim 1, characterised in that the dimensions of the inner wall of the annular sliding groove (4) are adapted to the dimensions of the sliding block (5), and that the annular sliding groove (4) forms a sliding fit with the sliding block (5).

3. A remotely controllable electro-acoustic alarm as claimed in claim 1, characterised in that said wireless transceiver means (14) comprises a wireless receiver and a wireless transmitter, and in that the wireless transceiver means (14) is connected to an external controller via a network.

4. A remotely controllable electro-acoustic alarm as claimed in claim 1, characterised in that the servo motor (9), the heat dissipating fan (10) and the alarm body (11) are connected to the electrical slip ring (7) by wires, and the electrical slip ring (7) is connected to an external power source.

5. The electroacoustic alarm device as claimed in claim 1 wherein the arc top plate (16) is provided with arc drainage grooves on the top outer wall thereof at equal intervals, and the area of the arc top plate (16) is larger than that of the support plate (6).

6. The electroacoustic alarm capable of being remotely controlled according to claim 1 wherein the arc-shaped water baffles (17) are welded to the outer walls of the rectangular heat dissipating port (3) along the inclined direction, and the inclined angle of the arc-shaped water baffles (17) is 30 ° to 45 °.