CN204131705U - Emergency broadcase system - Google Patents
Emergency broadcase system Download PDFInfo
- Publication number
- CN204131705U CN204131705U CN201420688071.0U CN201420688071U CN204131705U CN 204131705 U CN204131705 U CN 204131705U CN 201420688071 U CN201420688071 U CN 201420688071U CN 204131705 U CN204131705 U CN 204131705U
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- CN
- China
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- broadcast system
- loudspeaker
- emergency broadcast
- loud speaker
- support bar
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Abstract
The utility model discloses a kind of emergency broadcase system, comprise frame, described frame is provided with power amplifier, and loud speaker or loudspeaker, it is characterized in that, described loud speaker or loudspeaker are arranged on frame by angle location assembly, to change the orientation angle of loud speaker or loudspeaker.Loud speaker of the present utility model or loudspeaker are installed by angle location assembly, can the orientation angle of convenient and swift adjustment loud speaker or loudspeaker as required; The structure of angle location assembly of the present utility model is simple, convenient to operation; The utility model can also utilize solar power silicon plate to power to power amplifier, energy-conserving and environment-protective.
Description
Technical field
The utility model relates to a kind of broadcasting equipment, specifically, relates to a kind of structure simple, the emergency broadcase system that broadcasting area and angle can change.
Background technology
At present, emergency broadcase system be widely used in the training of the units such as army, school, enterprises and institutions, police, large industrial enterprise and government department, military training, physical culture, manoeuvre, speedily carry out rescue work, fire-fighting, the natural calamity such as forest fire protection and emergency situation emergency command process, but the complicated structure of traditional emergency broadcase system, entirety is heavier, acoustic distance is near, be not easy to carry, place one's entire reliance upon as the local resource such as civil power, stand-by power supply, cannot meet and carry out Emergency use at special state.
Utility model content
For above deficiency, it is simple that the utility model provides a kind of structure, the emergency broadcase system that broadcasting area and angle can change, it comprises frame, described frame is provided with power amplifier, and loud speaker or loudspeaker, described loud speaker or loudspeaker are arranged on frame by angle location assembly, to change the orientation angle of loud speaker or loudspeaker.
In order to realize the present invention further, described angle location assembly comprises mount pad, card article, connecting rod and support bar, the leading flank of described mount pad caves inward and is formed with the conduit of longitudinally setting, described card article is fixedly mounted in the conduit of mount pad, one end of described connecting rod is rotationally connected mount pad, the other end of connecting rod is fixedly connected with loud speaker or loudspeaker, one end of described support bar is rotationally connected connecting rod, the other end of support bar can slide up and down along the conduit of mount pad, and can snap in the sawtooth of card article.
In order to realize the present invention further, the bottom of described support bar is provided with the tooth head of the zigzag fashion adaptation of shape and card article.
In order to realize the present invention further, described angle location assembly also comprises spring, and one end of described spring connects support bar, its other end connection seat, with the sawtooth stoping support bar to depart from card article.
In order to realize the present invention further, described card article adopts magnetic part, and described tooth head adopts magnetic absorption member.
In order to realize the present invention further, described angle location assembly is installed on frame by lifter drawing bar.
In order to realize the present invention further, solar recharging module and charging inlet in described frame, to power to power amplifier.
In order to realize the present invention further, described power amplifier adopts AB class bank of power amplifier, the built-in two kinds of suitching type alarms of power amplifier, and USB interface, TF card interface, the external sources of sound such as MP3 of can plugging into, there is remote-wireless microphone module and external microphone jack, FM radio module.
In order to realize the present invention further, the bottom of described frame is provided with several directive wheel.
The beneficial effects of the utility model: loud speaker of the present utility model or loudspeaker are installed by angle location assembly, can the orientation angle of convenient and swift adjustment loud speaker or loudspeaker as required; The structure of angle location assembly of the present utility model is simple, convenient to operation; The utility model can also utilize solar power silicon plate to power to power amplifier, energy-conserving and environment-protective.
Accompanying drawing explanation
Fig. 1 is the structural representation of emergency broadcase system of the present utility model;
Fig. 2 is the structural representation of angle location assembly of the present utility model.
Embodiment
Be further elaborated the utility model below in conjunction with accompanying drawing, wherein, direction of the present utility model take Fig. 1 as standard.
As shown in Figure 1, emergency broadcase system of the present utility model comprises frame 1, power amplifier 2, lifter drawing bar 3, loud speaker or loudspeaker 4, angle location assembly 5 and directive wheel 6:
In order to ensure integrally-built intensity, and don't increase its weight, frame 1 adopts tower structure, frame 1 is made up of metal material, and its concrete size is generally selected according to concrete application scenario, the sidewall all around of frame 1 is respectively arranged with solar recharging module (solar power silicon plate) and charging inlet, power failure or field without civil power in, utilize solar power silicon plate to power to power amplifier 2, not only energy-conservation but also environmental protection, reduce environmental pollution.
Power amplifier 2 is fixedly mounted in frame 1, it adopts AB class high efficiency bank of power amplifier, the built-in two kinds of switchable type panic alarm patterns of power amplifier 2, and USB interface, SD card interface, MP3 player, FM radio module, remote-wireless microphone module and external microphone jack, the various pans such as USB flash disk of can plugging into, TF card, MP3 and MP4.Power amplifier 2 is powered by lithium battery or lead-acid battery under normal circumstances, power failure or field without civil power in, utilize solar powered.
Lifter drawing bar 3 is for installing loud speaker or loudspeaker 4, for the ease of change loud speaker or loudspeaker 4 towards, the utility model pays the utmost attention to the connector adopting and can change loud speaker or loudspeaker 4 orientation angle, and connector can adopt universal link, also can adopt other directed connector.
Loud speaker or loudspeaker 4 are arranged on lifter drawing bar 3 by angle location assembly 5, and extraordinary outdoor water-proof loud speaker selected by loud speaker or loudspeaker 4, and strong sensing, high sound pressure, high definition, resistance to punching press, acoustic distance can reach 1-1.5 km.
Angle location assembly 5 comprises mount pad 51, card article 52, connecting rod 53, support bar 54 and spring 55, mount pad 51 is fixedly connected with the telescopic section (upper end) of lifter drawing bar 3, the leading flank of mount pad 51 is provided with conduit 511, and conduit 511 is in longitudinally arranging; Card article 52 is fixedly mounted in the conduit 511 of mount pad 51, and the length direction of card article 52 is consistent with the length direction of conduit 511; One end of connecting rod 53 is rotationally connected mount pad 51 by bearing pin 56, and the other end of connecting rod 53 is fixedly connected with loud speaker or loudspeaker 4; One end of support bar 54 is rotationally connected connecting rod 52 by bearing pin 56, the other end of support bar 54 is provided with the tooth head 541 (connector) of the zigzag fashion adaptation of shape and card article 52, and tooth head 541 can slide up and down along conduit 511 and snap in the sawtooth of card article 52; One end of spring 55 connects support bar 54, and its other end connection seat 51, with the sawtooth stoping the tooth head 541 of support bar 54 to depart from card article 52.
Angle location assembly 5 of the present utility model can also adopt following proposal to realize: it comprises mount pad 51, card article 52, connecting rod 53 and support bar 54, mount pad 51 is fixedly connected with the telescopic section (upper end) of lifter drawing bar 3, the leading flank of mount pad 51 is provided with conduit 511, and conduit 511 is in longitudinally arranging; Card article 52 is fixedly mounted in the conduit 511 of mount pad 51, and the length direction of card article 52 is consistent with the length direction of conduit 511, and card article 52 adopts magnetic part; One end of connecting rod 53 is rotationally connected mount pad 51 by bearing pin 56, and the other end of connecting rod 53 is fixedly connected with loud speaker or loudspeaker 4; One end of support bar 54 is rotationally connected connecting rod 52 by bearing pin 56, the other end of support bar 54 is provided with the tooth head 541 (connector) of the zigzag fashion adaptation of shape and card article 52, tooth head 541 can slide up and down along conduit 511 and snap in the sawtooth of card article 52, tooth head 541 adopts magnetic absorption member, utilize coordinating, with the sawtooth stoping the tooth head 541 of support bar 54 to depart from card article 52 of magnetic absorption member and magnetic part.
Directive wheel 6 is arranged on the bottom of frame 1, and the entirety due to equipment of the present utility model has certain weight, for the ease of carrying, the bottom directive wheel 6 of frame 1 can be utilized to promote, and more laborsaving and convenient, directive wheel 6 adopts mobile snap close pulley.In addition, the utility model adopts knapsack or aviation case packaging, can realize push-and-pull, portable and the multiple carrying mode such as to bear.
The foregoing is only better embodiment of the present invention, the present invention is not limited to above-mentioned execution mode, the structural modification that local is small may be there is in implementation process, if do not depart from the spirit and scope of the present invention to various change of the present invention or modification, and belonging within claim of the present invention and equivalent technologies scope, then the present invention is also intended to comprise these change and modification.
Claims (9)
1. a novel emergency broadcast system, comprises frame, and described frame is provided with power amplifier, and loud speaker or loudspeaker, it is characterized in that, described loud speaker or loudspeaker are arranged on frame by angle location assembly, to change the orientation angle of loud speaker or loudspeaker.
2. novel emergency broadcast system according to claim 1, it is characterized in that, described angle location assembly comprises mount pad, card article, connecting rod and support bar, the leading flank of described mount pad caves inward and is formed with the conduit of longitudinally setting, described card article is fixedly mounted in the conduit of mount pad, one end of described connecting rod is rotationally connected mount pad, the other end of connecting rod is fixedly connected with loud speaker or loudspeaker, one end of described support bar is rotationally connected connecting rod, the other end of support bar can slide up and down along the conduit of mount pad, and can snap in the sawtooth of card article.
3. novel emergency broadcast system according to claim 2, is characterized in that, the bottom of described support bar is provided with the tooth head of the zigzag fashion adaptation of shape and card article.
4. novel emergency broadcast system according to claim 2, is characterized in that, described angle location assembly also comprises spring, and one end of described spring connects support bar, its other end connection seat, with the sawtooth stoping support bar to depart from card article.
5. novel emergency broadcast system according to claim 3, is characterized in that, described card article adopts magnetic part, and described tooth head adopts magnetic absorption member.
6. novel emergency broadcast system according to claim 1, is characterized in that, described angle location assembly is installed on frame by lifter drawing bar.
7. novel emergency broadcast system according to claim 1, is characterized in that, described frame is provided with solar recharging module and charging inlet, to power to power amplifier.
8. novel emergency broadcast system according to claim 1, it is characterized in that, described power amplifier adopts AB class bank of power amplifier, the built-in two kinds of suitching type alarms of power amplifier, and USB interface, TF card interface, the external sources of sound such as MP3 of can plugging into, there is remote-wireless microphone module and external microphone jack, FM radio module.
9. novel emergency broadcast system according to claim 1, is characterized in that, the bottom of described frame is provided with several directive wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420688071.0U CN204131705U (en) | 2014-11-17 | 2014-11-17 | Emergency broadcase system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420688071.0U CN204131705U (en) | 2014-11-17 | 2014-11-17 | Emergency broadcase system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204131705U true CN204131705U (en) | 2015-01-28 |
Family
ID=52388019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420688071.0U Active CN204131705U (en) | 2014-11-17 | 2014-11-17 | Emergency broadcase system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204131705U (en) |
-
2014
- 2014-11-17 CN CN201420688071.0U patent/CN204131705U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |