CN212811715U - Broadcasting system for safety alarm - Google Patents
Broadcasting system for safety alarm Download PDFInfo
- Publication number
- CN212811715U CN212811715U CN201821553289.XU CN201821553289U CN212811715U CN 212811715 U CN212811715 U CN 212811715U CN 201821553289 U CN201821553289 U CN 201821553289U CN 212811715 U CN212811715 U CN 212811715U
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- wall
- fixed disk
- fixedly connected
- speaker
- install bin
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Abstract
The utility model discloses a broadcasting system for safety alarm, including microprocessor center, power and broadcasting unit, broadcasting unit includes the install bin, the lower lateral wall fixedly connected with bracing piece of install bin, fixedly connected with connecting rod on one side inner wall of install bin, the one end that the install bin inner wall was kept away from to the connecting rod is connected with the fixed disk, the connecting rod is equipped with coupling mechanism with the junction of fixed disk, the speaker is installed to one side of fixed disk, the speaker passes through the wire and is connected with microprocessor center and power, the fixed disk is kept away from and is equipped with pushing mechanism between the inner wall of speaker's one end and install bin. The utility model discloses a rotating the motor and driving the push rod and rotate, the push rod and the outer wall contact of fixed disk and then drive the fixed disk slope, and then change the direction of speaker, sound is even all around when guaranteeing to carry out the broadcast of safety alarm, has ensured broadcasting effect, convenient and practical.
Description
Technical Field
The utility model relates to a light current engineering technical field especially relates to a broadcasting system for safety alarm.
Background
The safety system aims at maintaining social public safety and applies an intrusion alarm system, a video security monitoring system, an entrance and exit control system, an explosion-proof safety inspection system and the like which are formed by safety precaution products and other related products.
The existing safety system generally carries out safety alarm through a broadcasting system, a loudspeaker in the existing broadcasting system generally faces to one direction, and when the existing broadcasting system passes through the alarm, the problem that the sound in a single direction is high, and the sound in other directions is low exists.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a broadcasting system for security alarm, which solves the problems of the related art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a broadcasting system for safety alarm, includes microprocessor center, power and broadcasting unit, broadcasting unit includes the install bin, the lower lateral wall fixedly connected with bracing piece of install bin, fixedly connected with connecting rod on the inner wall of one side of install bin, the one end that the install bin inner wall was kept away from to the connecting rod is connected with the fixed disk, the connecting rod is equipped with coupling mechanism with the junction of fixed disk, the speaker is installed to one side of fixed disk, the speaker passes through the wire and is connected with microprocessor center and power, the fixed disk is kept away from and is equipped with pushing mechanism between the one end of speaker and the inner wall of install bin.
Preferably, one side of the loudspeaker close to the fixed disk is fixedly connected with two connecting legs, and one end of each connecting leg far away from the loudspeaker is mounted on the fixed disk through a bolt.
Preferably, link up on the installation box one side inner wall that is close to the speaker and be provided with the opening, it is connected with two baffles that lean out, two to rotate on the inner wall of installation box the baffle is located the open-ended inboard, every fixed connection compression spring between one side that the speaker was kept away from to the baffle all and the inner wall of installation box.
Preferably, coupling mechanism is including seting up the arc notch on the fixed disk outer wall, the joint has the ball in the arc notch, the one end that the connecting rod is close to the fixed disk is fixedly connected with the outer wall of ball.
Preferably, pushing mechanism and install bin inner wall sliding connection have a slide, the slide is close to one side fixedly connected with rotation motor of fixed disk, the push rod that the drive end fixedly connected with slope of rotation motor set up, the one end that the rotation motor was kept away from to the push rod contacts with one side lateral wall of fixed disk.
Preferably, fixedly connected with electric telescopic handle on the one side inner wall of install bin, electric telescopic handle's drive end and slide keep away from one side lateral wall fixed connection who rotates the motor.
Compared with the prior art, the broadcasting system for the safety alarm has the advantages that:
1. set up rotation motor, push rod, fixed disk and speaker, the push rod that sets up through rotating the motor drive slope rotates, and the push rod contacts with the outer wall of fixed disk, extrudees the fixed disk slope, and when the push rod rotated, the incline direction of fixed disk changed, and then changed the direction of speaker, and sound around when guaranteeing to carry out the broadcast of safety alarm is even.
2. Set up baffle, compression spring, electric telescopic handle and slide, flexible drive slide through electric telescopic handle drive end removes, and the fixed disk moves toward outer, and extrusion baffle moves toward the install bin inner wall, pushes away the speaker, directly withdraws when not using, avoids the rainwater to drench corruption speaker or dust and piles up influence sound producing effect.
To sum up, the utility model discloses a rotate the motor and drive the push rod and rotate, the push rod and the outer wall contact of fixed disk and then drive the fixed disk slope, and then change the direction of speaker, sound is even all around when guaranteeing to carry out the broadcast of safety alarm, has ensured broadcasting effect, convenient and practical.
Drawings
Fig. 1 is a schematic structural diagram of a broadcasting system for a security alarm according to the present invention;
fig. 2 is a side view of a connection point of a fixing plate and a connecting rod in a broadcasting system for a safety alarm according to the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 1;
fig. 4 is a partial top view of a broadcast system for security alarms according to the present invention.
In the figure: the device comprises an installation box 1, a supporting rod 2, an electric telescopic rod 3, a sliding plate 4, a rotating motor 5, a connecting rod 6, an arc-shaped notch 7, a round ball 8, a fixed disk 9, a push rod 10, a loudspeaker 11, a bolt 12, an opening 13, a baffle 14, a compression spring 15 and a connecting leg 16.
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. 1-4, a broadcasting system for security alarm, including a microprocessor center, a power supply and a broadcasting unit, wherein the microprocessor center receives and processes signals, the microprocessor center and electrical components are powered by the power supply, the microprocessor center can adopt a computer or other processing unit with signal processing function, the broadcasting unit includes an installation box 1, a lower side wall of the installation box 1 is fixedly connected with a support rod 2, an inner wall of one side of the installation box 1 is fixedly connected with a connecting rod 6, one end of the connecting rod 6 far away from the inner wall of the installation box 1 is connected with a fixed disk 9, a connecting mechanism is arranged at the connection position of the connecting rod 6 and the fixed disk 9, the connecting mechanism includes an arc-shaped notch 7 arranged on the outer wall of the fixed disk 9, a round ball 8 is clamped in the arc-shaped notch 7, one end of the connecting rod 6 near the fixed disk 9 is fixedly connected, the ball 8 rotates in the arc-shaped notch 7, the fixed disk 9 can rotate around on the ball 8, the direction of the loudspeaker 11 is convenient to adjust, and meanwhile the connecting rod 6 and the ball 8 play a role in supporting the fixed disk 9.
The loudspeaker 11 is installed on one side of the fixed disk 9, two connecting legs 16 are fixedly connected to one side, close to the fixed disk 9, of the loudspeaker 11, one end, far away from the loudspeaker 11, of each connecting leg 16 is installed on the fixed disk 9 through a bolt 12, and the connecting legs are fixed through the bolts 12, so that the loudspeaker 11 can be conveniently installed and disassembled.
An electric telescopic rod 3 is fixedly connected to the inner wall of one side of the installation box 1, the driving end of the electric telescopic rod 3 is fixedly connected to the side wall of one side of the sliding plate 4 far away from the rotating motor 5, an opening 13 is arranged on the inner wall of one side of the installation box 1 near the loudspeaker 11 in a penetrating way, two baffle plates 14 inclining outwards are rotatably connected to the inner wall of the installation box 1, the two baffle plates 14 are positioned at the inner side of the opening 13, a compression spring 15 is fixedly connected between one side of each baffle plate 14 far away from the loudspeaker 11 and the inner wall of the installation box 1, the baffle plates 14 are bounced up by the elasticity of the compression spring 15 to open and close the opening 13, so as to prevent external dust from falling onto the loudspeaker 11, when broadcasting, the electric telescopic rod 3 is started, the driving end of the electric telescopic rod 3 drives the fixed disk 9 to extrude the baffle plates 14, ensuring that the holding pan 9 can be retracted into the mounting box 1.
Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.
Now, the operation principle of the present invention is explained as follows:
the utility model discloses in, fix speaker 11 on fixed disk 9 through bolt 12, carry out the receipt of data and the processing of signal through being connected the microprocessing center with speaker 11, and then with signal transmission to electric telescopic handle 3 and speaker 11 on, electric telescopic handle 3 promotes slide 4 and speaker 11 toward the outer removal, fixed disk 9 extrudees baffle 14 toward the inner wall rotation of install bin 1, speaker 11 toward the outer removal, start rotating motor 5, the outer wall contact of push rod 10 and fixed disk 9, drive fixed disk 9 toward slope all around, and then change speaker 11's play sound direction, sound is even all around when the evidence carries out the broadcast of safety alarm, the broadcasting effect has been ensured.
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 (6)
1. The utility model provides a broadcasting system for safety alarm, includes microprocessor center, power and broadcasting unit, its characterized in that, broadcasting unit includes install bin (1), lower lateral wall fixedly connected with bracing piece (2) of install bin (1), fixedly connected with connecting rod (6) on one side inner wall of install bin (1), the one end that install bin (1) inner wall was kept away from in connecting rod (6) is connected with fixed disk (9), connecting rod (6) are equipped with coupling mechanism with the junction of fixed disk (9), speaker (11) are installed to one side of fixed disk (9), speaker (11) are connected with microprocessor center and power through the wire, be equipped with pushing mechanism between the inner wall of the one end that speaker (11) were kept away from in fixed disk (9) and install bin (1).
2. A broadcasting system for a security alarm according to claim 1, wherein two connecting legs (16) are fixedly connected to the side of the speaker (11) close to the fixed plate (9), and one end of each connecting leg (16) far from the speaker (11) is mounted on the fixed plate (9) through a bolt (12).
3. The broadcasting system for the safety alarm according to claim 1, characterized in that an opening (13) is penetratingly arranged on the inner wall of one side of the installation box (1) close to the loudspeaker (11), two baffles (14) inclined outwards are rotatably connected to the inner wall of the installation box (1), the two baffles (14) are located at the inner side of the opening (13), and a compression spring (15) is fixedly connected between one side of each baffle (14) far away from the loudspeaker (11) and the inner wall of the installation box (1).
4. The broadcasting system for security alarm according to claim 1, characterized in that the connecting mechanism comprises an arc-shaped notch (7) formed on the outer wall of the fixed plate (9), a round ball (8) is clamped in the arc-shaped notch (7), and one end of the connecting rod (6) close to the fixed plate (9) is fixedly connected with the outer wall of the round ball (8).
5. The broadcasting system for the safety alarm according to claim 1, wherein the pushing mechanism is connected with a sliding plate (4) in a sliding manner with the inner wall of the installation box (1), one side of the sliding plate (4) close to the fixed disc (9) is fixedly connected with a rotating motor (5), the driving end of the rotating motor (5) is fixedly connected with a push rod (10) which is obliquely arranged, and one end of the push rod (10) far away from the rotating motor (5) is in contact with one side wall of the fixed disc (9).
6. The broadcasting system for the safety alarm according to claim 5, characterized in that an electric telescopic rod (3) is fixedly connected to one side inner wall of the installation box (1), and a driving end of the electric telescopic rod (3) is fixedly connected to one side wall of the sliding plate (4) far away from the rotating motor (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821553289.XU CN212811715U (en) | 2018-09-22 | 2018-09-22 | Broadcasting system for safety alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821553289.XU CN212811715U (en) | 2018-09-22 | 2018-09-22 | Broadcasting system for safety alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212811715U true CN212811715U (en) | 2021-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821553289.XU Active CN212811715U (en) | 2018-09-22 | 2018-09-22 | Broadcasting system for safety alarm |
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| Country | Link |
|---|---|
| CN (1) | CN212811715U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117118551A (en) * | 2023-10-25 | 2023-11-24 | 福建省泉州高速公路有限公司 | Emergency broadcasting device for expressway and tunnel |
-
2018
- 2018-09-22 CN CN201821553289.XU patent/CN212811715U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117118551A (en) * | 2023-10-25 | 2023-11-24 | 福建省泉州高速公路有限公司 | Emergency broadcasting device for expressway and tunnel |
| CN117118551B (en) * | 2023-10-25 | 2023-12-19 | 福建省泉州高速公路有限公司 | Emergency broadcasting device for expressway and tunnel |
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