CN202255098U

CN202255098U - Sound barrier shield

Info

Publication number: CN202255098U
Application number: CN2011202391779U
Authority: CN
Inventors: 约翰; 柏万林; 于弘
Original assignee: JIANGSU RUILIAN ELECTRONIC TECHNOLOGY Co Ltd
Current assignee: JIANGSU RUILIAN ELECTRONIC TECHNOLOGY Co Ltd
Priority date: 2011-07-08
Filing date: 2011-07-08
Publication date: 2012-05-30
Anticipated expiration: 2021-07-08

Abstract

The utility model relates to a sound barrier shield which is provided with a shield body that is provided with a handle and an observation hole; the sound barrier shield is characterized in that the shield body is provided with a sound barrier system which is provided with an object bearing frame; baffles are fixed on two sides of the object bearing frame; the object bearing frame is provided with a protecting net cover; and the object bearing frame is internally provided with a sound control board, a sound production board, a battery pack, a battery bracket and a switch wire-control connector, wherein the sound control board is connected with the sound production board by a connecting slot through signals. The sound barrier shield is a reinforced type metal sound barrier anti-riot shield which overcomes the defects that the traditional poly carbonate (PC) shield is short in service life, fragile in low temperature, weak in protection capability and the like when being used, and is capable of effectively preventing violent attacks such as knife cutting, stick striking, corrosive liquid and the like; and after the sound barrier system is installed, the illegal action of illegal interlopers, criminal and terrorist can be effectively stopped, so that the aims of protecting personnel, controlling large-scale crowd, countering terrorism and maintaining social stability can be achieved.

Description

The baffle shield

Technical field

The utility model belongs to a kind of defence device, and concrete is a kind of shield with baffle system.

Background technology

Common army and police mainly are made with materials such as plastic-steels with shield; Main body can form rectangle or circular tabular; And be provided with the handle that can supply the police to grip in the shield inner face: let police or security personnel etc. erect shield by this by the handle that grips inner face; When gunbattle, rebellion or common people's unlawful assembly, utilize this shield protection police's oneself life, health safety; The structure of this kind shield and occupation mode all belong to known technology, so superfluous words not.

But common army and police are not in the gunbattle process with the use occasion of the frequent institute of shield, when being mainly used in the unlawful assembly parade recently on the contrary, prevent that the rioter from attacking police's occasion; Yet the common people that troop have specific ideology usually, desire to reach its purpose and specific object or institutional settings are exerted pressure, and produce quite fierce mood, so the police must use shield protection inherently safe and prevent that the masses from impacting.Shield commonly used at present only has passive defencive function; Do not have deterrent effect; Therefore the common people that troop can push shield usually insatiablely; Even near attacking the police, so the time news policeman thing like that such as injured in security personnel's process, main cause is that still common army and police do not have due to the function that frightens resistance, prevents to contact with shield.

The utility model content

The purpose of the utility model is in order to address the above problem; A kind of baffle shield is proposed; This shield is reinforced metal baffle riot shield; Characteristics such as the life-span was short when it had overcome the use of conventional P C shield, low temperature is frangible, protective capacities is weak can prevent effectively that cutter from cutting, rod hits, stop and corrode insurgent violences such as crossing body, dress baffle system; Can effectively stop cracker, offender, terrorist's wildcat operation, reach the purpose of protection personnel, control large-scale crowd, anti-terrorism and social stability maintenance.

The purpose of the utility model realizes through following technical scheme: the baffle shield, be provided with the shield body, and said body is provided with handle and peep hole; It is characterized in that: said shield body is provided with the baffle system, and said baffle system is provided with luggage carrier, and said luggage carrier both sides are fixed with baffle plate; Be provided with mat above the said luggage carrier, be provided with acoustic control plate, phonation board, battery pack, battery bracket, the connection of switch line traffic control in the said luggage carrier, said acoustic control plate connects through being connected the slot signal with phonation board; The acoustic control plate of said baffle system is provided with audio signal generation circuit, and is provided with 4 groups of signal amplification circuits, and these 4 groups of signal amplification circuits provide the amplification of the audible signal of 4 groups of loudspeakers respectively; Said signal generating circuit is controlled by CPU, after receiving the high level index signal that switch sends, produces the audio signal of wave band at random;, voltage regulation filtering outputs to signal amplification circuit after handling; Reach the voltage signal of about 4.6V after 4 grades of amplifications via the signal amplification circuit of each group, handle the output signal via 2 utmost point pipe mu balanced circuits and filter circuit again, transfer to buzzer sounding on the phonation board via the connection socket then; The audible signal of its generation via the negative-feedback circuit sampling feedback to CPU; CPU analyzes and the conditioning signal sounding, constantly changes the wavelength of generation signals, regulates the voltage signal of entire circuit and final audio signal wavelength; Thereby reach the output wave length of sound and do not repeat the effect that human brain can't be remembered.

The embodiment that the utility model further improves and replenishes:

Said shield body adopts the punch forming of high-strength alloy aluminium plate, and said handle adopts high density EVA protection pad.

The beneficial effect of the utility model: 1, barrier propterty: the punch forming of high-strength alloy aluminium plate, high tenacity, uprising ability are strong, in light weight; 2, observation window: can in time grasp the violence situation; 3, cushion: adopt high density EVA protection pad, the cushion effect in the time of effectively strengthening use between shield and the arm; 4, handle: metal-cored handle, human oriented design, good hand touch; 5, baffle system: easy for installation, use simply non-lethal.

Description of drawings

Fig. 1 is the structural representation of the utility model.

The specific embodiment

Below in conjunction with accompanying drawing and embodiment the utility model is further described:

Embodiment: referring to accompanying drawing 1, the baffle shield is provided with the shield body; Said body is provided with handle and peep hole, it is characterized in that: said shield body is provided with the baffle system, and said baffle system is provided with luggage carrier 8; Said luggage carrier both sides are fixed with baffle plate 7, are provided with mat 9 above the said luggage carrier, are provided with acoustic control plate 6, phonation board 1, battery pack 3, battery bracket 4, switch line traffic control connection 5 in the said luggage carrier; Said acoustic control plate and phonation board connect through being connected slot 2 signals, and the acoustic control plate of said baffle system is provided with audio signal generation circuit, and is provided with 4 groups of signal amplification circuits; These 4 groups of signal amplification circuits provide the amplification of the audible signal of 4 groups of loudspeakers respectively, and said signal generating circuit is controlled by CPU, after receiving the high level index signal that switch sends; Produce the audio signal of wave band at random, after voltage regulation filtering is handled, output to signal amplification circuit, reach the voltage signal of about 4.6V after 4 grades of amplifications via the signal amplification circuit of each group; Handle the output signal via 2 utmost point pipe mu balanced circuits and filter circuit again; Transfer to buzzer sounding on the phonation board via connecting socket then, to CPU, CPU analyzes and the conditioning signal sounding audible signal of its generation via the negative-feedback circuit sampling feedback; Constantly change the wavelength of generation signals; Regulate the voltage signal of entire circuit and final audio signal wavelength, do not repeat the effect that human brain can't be remembered thereby reach the output wave length of sound; Said shield body adopts the punch forming of high-strength alloy aluminium plate, and said handle adopts high density EVA protection pad.

What should explain at last is: obviously, the foregoing description only be for explain clearly that the utility model does for example, and be not qualification to embodiment.For the those of ordinary skill in affiliated field, on the basis of above-mentioned explanation, can also make other multi-form variation or change.Here need not also can't give exhaustive to all embodiments.And conspicuous variation of being extended out thus or change still are among the protection domain of the utility model.

Claims

1. a baffle shield is provided with the shield body, and said body is provided with handle and peep hole; It is characterized in that: said shield body is provided with the baffle system, and said baffle system is provided with luggage carrier (8), and said luggage carrier both sides are fixed with baffle plate (7); Be provided with mat (9) above the said luggage carrier, be provided with acoustic control plate (6), phonation board (1), battery pack (3), battery bracket (4), switch line traffic control connection (5) in the said luggage carrier, said acoustic control plate connects through being connected slot (2) signal with phonation board; The acoustic control plate of said baffle system is provided with audio signal generation circuit, and is provided with 4 groups of signal amplification circuits, and these 4 groups of signal amplification circuits provide the amplification of the audible signal of 4 groups of loudspeakers respectively; Said signal generating circuit is controlled by CPU, after receiving the high level index signal that switch sends, produces the audio signal of wave band at random;, voltage regulation filtering outputs to signal amplification circuit after handling; Reach the voltage signal of about 4.6V after 4 grades of amplifications via the signal amplification circuit of each group, handle the output signal via 2 utmost point pipe mu balanced circuits and filter circuit again, transfer to buzzer sounding on the phonation board via the connection socket then; The audible signal of its generation via the negative-feedback circuit sampling feedback to CPU; CPU analyzes and the conditioning signal sounding, constantly changes the wavelength of generation signals, regulates the voltage signal of entire circuit and final audio signal wavelength; Thereby reach the output wave length of sound and do not repeat the effect that human brain can't be remembered.

2. baffle shield according to claim 1 is characterized in that: said shield body adopts the punch forming of high-strength alloy aluminium plate, and said handle adopts high density EVA protection pad.