CN206469776U - A kind of multifunctional police anti-riot dispersion shield - Google Patents
A kind of multifunctional police anti-riot dispersion shield Download PDFInfo
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- CN206469776U CN206469776U CN201720089520.3U CN201720089520U CN206469776U CN 206469776 U CN206469776 U CN 206469776U CN 201720089520 U CN201720089520 U CN 201720089520U CN 206469776 U CN206469776 U CN 206469776U
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Abstract
The utility model discloses a kind of multifunctional police anti-riot dispersion shield, including anti-riot shield body and multi-function device, the multi-function device includes controller, strong CD-ROM drive throwaway member, high-voltage electric shock unit, high pitch disperses unit, unit is dispersed in law enforcement video record unit and injection, strong CD-ROM drive throwaway member includes multiple strong light LEDs connected with controller, high-voltage electric shock unit includes electric shock probe and booster circuit, high pitch, which disperses unit, to be included and high-decibel audio driver and loudspeaker, video record unit of enforcing the law includes audio-video collection module and communication module, unit is dispersed in injection includes motor and nozzle.The utility model changes the Passive Defence situation of security personnel, greatly improves the prominent ability in the emergent place in scene of public security cadres and police, meets the prominent feature in the emergent place of anti-terrorism of public security cadres and police, realizes anti-riot shield body defensive to the transformation for defending offensive modernization from tradition.
Description
Technical field
The utility model belongs to weapons of system technical field, and in particular to a kind of multifunctional police anti-riot dispersion shield.
Background technology
With taking place frequently for violence terrorist activity, the development of the violence-averse terrified state of affairs, shield is protected from original simple function,
Also develop to multi-functional directions such as Jing Zu groups, the search of tactics disposing group, blindages.Development with regard to shield species includes：
Shaped plastics, irony type, bullet-proof type etc., material are also changed from single type to multifunctional and composite type material, and present material uses aluminium
Alloy, makrolon, fiber glass reinforcement etc..Updating and develop with material, advanced shield is equipped in police
Strength is saved with public security cadres and police, ' Armed Police Forces soldiers can be helped on equipment.By Guangzhou Commander School, Public Security Frontier Guards's science and technology
Portion production can be shocked by electricity, the Multifunctional shield of Qiang Guang, tear-gas, simple and flexible, technical security can also trickle charges.With
The development of science and technology, the function of shield tends to also diversified abroad, such as the foldable type of design bureau of police state of Britain invention
Shield, can be folded into unnoticed carry bag, is convenient for carrying, stores；The bullet-proof type shield that American police general administration manufactures and designs
Board, visualization shield etc. have visual windows and ballistic nylon outer cover, fall within portable, light, simple to operate, and the used time can not
To pack the back of the body piggyback.Foreign countries' shield develops to superior portability and the agility direction used now.
But for domestic form complicated at present, the shield function of currently being researched and developed is perfect not enough, uses not
It is enough flexible.Also need to further be researched and developed according to China's national situation, Multifunctional antiriot shield of the design with People's Armed Police's characteristic
Board.This is accomplished by us needs not only to think about the use material of shield, the protection effect reached according to basic unit, in addition it is also necessary to
Needed according to task on the basis of current domestic research and development, increase and improve some complementary non-lethal attack functions.Such as, it is high
Sound, strong CD-ROM drive dissipate；High-voltage electric shock；Spray the video recording etc. that disperses and enforce the law.
Utility model content
Technical problem to be solved in the utility model is that there is provided a kind of many work(for above-mentioned deficiency of the prior art
The police anti-riot dispersion shield of energy, the utility model overcomes the single deficiency of traditional shield function, original anti-in anti-riot shield body
The function for the video recording that increases that strong CD-ROM drive is dissipated, high pitch is dispersed, high-voltage electric shock, injection are dispersed and enforce the law on the basis of protective function, change soldier
Passive Defence situation on duty, greatly improves the prominent ability in the emergent place in scene of People's Armed Police, meets the anti-of People's Armed Police
Probably meet an urgent need and locate prominent feature, realize anti-riot shield body defensive to the transformation for defending offensive modernization from tradition.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of multifunctional police anti-riot dispersion
Shield, it is characterised in that：Including anti-riot shield body and multi-function device, it is provided with observation window in the anti-riot shield body and high pitch is dispersed
Hole, the front of the anti-riot shield body is provided with electric shock layer, and the back side of the anti-riot shield body is provided with handle portion and injection agent container,
The multi-function device disperses unit, law enforcement video record unit including controller, strong CD-ROM drive throwaway member, high-voltage electric shock unit, high pitch
Unit is dispersed with injection, the strong CD-ROM drive throwaway member includes multiple strong light LEDs connected with controller, multiple strong light
LED is laid in the front of the anti-riot shield body, and the high-voltage electric shock unit includes electric shock probe and is connected to controller and electricity
The booster circuit hit between probe, the electric shock probe connects with electric shock layer, and the high pitch disperses unit including defeated with controller
Go out the end high-decibel audio driver connected the and loudspeaker connected with high-decibel audio driver output end, the loudspeaker with
The position that high pitch disperses hole is corresponding, and the law enforcement video record unit includes the audio-video collection module connected with controller output end
With the communication module connected with the audio-video collection module output end, unit is dispersed in the injection to be included and controller output end
The motor connected and the nozzle connected with the motor output end, the nozzle connect with injection agent container, described
The input of controller is terminated with power management module and the control button for sending multi-functional order.
A kind of above-mentioned multifunctional police anti-riot dispersion shield, it is characterised in that：The handle portion includes handle and arm
Protection pad.
A kind of above-mentioned multifunctional police anti-riot dispersion shield, it is characterised in that：The back side of the anti-riot shield body is also set up
There is megaphone.
A kind of above-mentioned multifunctional police anti-riot dispersion shield, it is characterised in that：The output end of the controller is further connected with
Electric shocking indicator lamp.
A kind of above-mentioned multifunctional police anti-riot dispersion shield, it is characterised in that：The audio-video collection module includes micro-
Type high-definition camera and video compressor, the output end of the audio-video collection module are further connected with storage card, the Miniature high-definition
Camera is arranged on the front of the anti-riot shield body.
A kind of above-mentioned multifunctional police anti-riot dispersion shield, it is characterised in that：The power management module includes charging
Battery and the charging connector connected with rechargeable battery.
A kind of above-mentioned multifunctional police anti-riot dispersion shield, it is characterised in that：Multiple strong light LEDs are in array cloth
If.
A kind of above-mentioned multifunctional police anti-riot dispersion shield, it is characterised in that：The rechargeable battery is charged lithium cells.
A kind of above-mentioned multifunctional police anti-riot dispersion shield, it is characterised in that：The motor is permanent magnet synchronous electric
Machine.
A kind of above-mentioned multifunctional police anti-riot dispersion shield, it is characterised in that：The anti-riot shield body is by aluminium alloy plate system
Into.
The utility model has advantages below compared with prior art：
1st, it is of the present utility model simple in construction, reasonable in design, realize and using easy to operate.
2nd, the utility model overcomes the single deficiency of traditional shield function, on the original safeguard function basis of anti-riot shield body
The function for video recording that the strong CD-ROM drive of upper increase is dissipated, high pitch is dispersed, high-voltage electric shock, injection are dispersed and enforce the law, for illegal parade, gather
Effectively dispersed, non-lethal attack effect can be reached, changed Passive Defence situation of the soldier on duty, greatly improve People's Armed Police
The scene of army is emergent to locate ability of dashing forward, and realization improves on duty met an urgent need with anti-terrorism of individual soldier and locate prominent equip to live global control
The level of IT application, improve Colony campaign ability, meet the prominent feature in the emergent place of anti-terrorism of People's Armed Police, realize riot shield
Transformation of the body from tradition to modernization.
3rd, there is the utility model strong CD-ROM drive to dissipate function, and using multiple strong light LEDs, intense light irradiation is carried out to sudden and violent prominent molecule
Penetrate, the molecule string that makes to dash forward cruelly is dizzy or temporary blindness, is mainly used in closely tackling cruelly prominent molecule, can not only realize that strong CD-ROM drive dissipates work(
Can, additionally it is possible to realize dazzling warning, search and rescue the functions such as illumination and night illumination.
4th, there is the utility model high pitch to disperse function, treble noise be sent using high-decibel audio driver, to sudden and violent
Prominent molecule carries out non-lethal attack, and the molecule that makes to dash forward cruelly feels that ears are felt bad, or even the sensation such as have a headache occurs, is conducive to people on duty
Member carry out crowd disperses and implemented criminal and arrests.
5th, the utility model has high-voltage electric shock function, and shock voltage is brought the voltage up to by booster circuit, passes through electricity
Hit probe and electric shock layer coordinates, can effectively prevent molecule attack of dashing forward cruelly, effectively carry out Mass disturbance disposal and crowd disperses.
6th, there is the utility model injection to disperse function, can spray the liquid such as capsicum water to target as needed, can be right
Cruelly prominent molecule causes certain strike, and it is too big to be unlikely to nocuity again, is conducive to security personnel to carry out crowd and disperses.
7th, the utility model has law enforcement recording function, can gather and compress the video figure for preserving and field being burst at anti-terrorism in real time
Picture, and send the video image for compressing preservation to top management in real time, help reduces the truth of the matter and supervision soldier
It is polite in performing duties, prevent reactionary forces from carrying out malicious attack to law enforcement agency using network public-opinion.
In summary, the utility model overcomes the single deficiency of traditional shield function, in the original protection of anti-riot shield body
The function for the video recording that increases that strong CD-ROM drive is dissipated, high pitch is dispersed, high-voltage electric shock, injection are dispersed and enforce the law on the basis of function, change soldier exists
Passive Defence situation on duty, greatly improves the prominent ability in the emergent place in scene of People's Armed Police, meets the anti-terrorism of People's Armed Police
The emergent prominent feature in place, realizes anti-riot shield body defensive to the transformation for defending offensive modernization from tradition.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is the positive structure schematic of the anti-riot shield body of the utility model.
Fig. 2 is the structure schematic diagram of the anti-riot shield body of the utility model.
Fig. 3 is the schematic block circuit diagram of the utility model multi-function device.
Description of reference numerals:
1-anti-riot shield body；2-observation window；3-Miniature high-definition camera；
4-high pitch disperses hole；5-strong light LED；6-electric shock layer；
7-rechargeable battery；8-injection agent container；9-arm protection pad；
10-handle；11-megaphone；12-controller；
13-control button；14-audio-video collection module；15-storage card；
16-communication module；17-loudspeaker；18-charging connector；
19-motor；20-nozzle；21-booster circuit；
22-electric shock probe；23-electric shocking indicator lamp；
24-high-decibel audio driver.
Embodiment
As shown in Figure 1, Figure 2 and Figure 3, the utility model includes anti-riot shield body 1 and multi-function device, the anti-riot shield body 1
On be provided with observation window 2 and high pitch disperses hole 4, the front of the anti-riot shield body 1 is provided with electric shock layer 6, the anti-riot shield body 1
The back side is provided with handle portion and injection agent container 8, and the multi-function device includes controller 12, strong CD-ROM drive throwaway member, high-tension electricity
Hit unit, high pitch and disperse unit, law enforcement video record unit and injection and disperse unit, the strong CD-ROM drive throwaway member includes multiple with control
The strong light LED 5 that device 12 connects, multiple strong light LEDs 5 are laid in the front of the anti-riot shield body 1, the high-voltage electric shock
The booster circuit 21 that unit includes electric shock probe 22 and is connected between controller 12 and electric shock probe 22, the electric shock probe 22
Connect with electric shock layer 6, the high pitch disperse unit include the high-decibel audio driver 24 that connects with the output end of controller 12 and
The loudspeaker 17 connected with the output end of high-decibel audio driver 24, the loudspeaker 17 is relative with the position that high pitch disperses hole 4
Should, the law enforcement video record unit includes the audio-video collection module 14 connected with the output end of controller 12 and adopted with the audio frequency and video
The driving that unit includes connecting with the output end of controller 12 is dispersed in the communication module 16 that the collection output end of module 14 connects, the injection
Motor 19 and the nozzle 20 connected with the output end of motor 19, the nozzle 20 connect with injection agent container 8, the control
The input of device 12 processed is terminated with power management module and the control button 13 for sending multi-functional order.
As shown in Fig. 2 in the present embodiment, the handle portion includes handle 10 and arm protection pad 9.
As shown in Fig. 2 in the present embodiment, the back side of the anti-riot shield body 1 is additionally provided with megaphone 11.
As shown in figure 3, in the present embodiment, the output end of the controller 12 is further connected with electric shocking indicator lamp 23.
As shown in figures 1 and 3, in the present embodiment, the audio-video collection module 14 includes Miniature high-definition camera 3 and regarded
Frequency compressor reducer, the output end of the audio-video collection module 14 is further connected with storage card 15, and the Miniature high-definition camera 3 is arranged on
The front of the anti-riot shield body 1.
As shown in figure 3, in the present embodiment, the power management module includes rechargeable battery 7 and connected with rechargeable battery 7
Charging connector 18.
As shown in figure 1, in the present embodiment, multiple strong light LEDs 5 are laid in array.
In the present embodiment, the rechargeable battery 7 is charged lithium cells.
The motor 19 is permagnetic synchronous motor.
In the present embodiment, the anti-riot shield body 1 is made up of aluminium alloy plate.
Charged when it is implemented, charging connector 18 is inserted into charge port, after charging is finished, anti-riot shield body 1 can be just
Often use.The front of anti-riot shield body 1 is laid in from the 8 strong array of light LED 5.When sudden and violent prominent molecule close to when, press control by
Strong CD-ROM drive in button 13 dissipates button, and controller 12 sends control command, and strong light LED 5 sends strong illumination, the strong light of light LED 5
Bright flicker frequency selection is 8.8 hertz of Hz, and in this frequency range, human eye feels most sensitive.Strong illumination make to dash forward cruelly molecule eyes string it is dizzy,
Temporary blindness, law enfrocement official can rapidly be arrested using this opportune time.Strong CD-ROM drive, which dissipates function, can not only realize strong light
Disperse function, additionally it is possible to realize dazzling warning, search and rescue the functions such as illumination and night illumination.
When sudden and violent prominent molecule close to when, press the high pitch in control button 13 and disperse button, controller 12 sends control command,
High-decibel audio driver 24 exports high-strength noise, amplifies through loudspeaker 17, and offering high pitch in anti-riot shield body 1 disperses hole 4, raises
Sound device 17 is corresponding with the position that high pitch disperses hole 4, and high-strength noise is amplified and exported, terrorist is hit.High-decibel
Audio driver 24 is made up of controller MCU, MOS driver, MOS full-bridge circuits and dc source.Controller MCU is used for producing
PWM conformance control signals, MOS drivers are used for generating the driving voltage in MOS full-bridge circuits needed for metal-oxide-semiconductor, MOS driving implements
There are high electro-acoustic conversion efficiency, loudness of a sound and tone adjustable, the characteristics of output mode conversion facilitates.Cycle is 1000Hz's or so
Sound, most feels bad for human body, therefore high-strength noise is set to 1000Hz treble noise.It is most direct to human body
Harm is hearing impairment, when sudden and violent prominent molecule is entering strong noise environment, exposure a period of time, can feel that ears are felt bad, even
Occur that headache etc. is felt, be conducive to security personnel progress crowd to disperse and implement criminal and arrest.
When sudden and violent prominent molecule close to when, press the high pressure in control button 13 and disperse button, controller 12 sends control command,
Electric shocking indicator lamp 23 is bright, and the output voltage of booster circuit 12 is in the range of 18000V~22000V, in electric shock suspect
When, the body of suspect will not be damaged, the output of booster circuit 12 and electric shock probe 22 connect, by 18000V~
22000V high-voltage transmission is to the probe 22 that shocks by electricity, and the probe 22 that shocks by electricity connects with the electric shock layer 6 in anti-riot shield body 1, shocks by electricity layer 6 to lead
Electric layer, because electric shock layer 6 can expand the supply scope for the probe 22 that shocks by electricity, once cruelly prominent molecule contacts i.e. can quilt to electric shock layer 6
Electric shock, the molecule that makes dash forward cruelly loses resistance ability, and the molecule that can effectively prevent from dashing forward cruelly is attacked, effective progress Mass disturbance disposal and people
Group disperses.When stopping using, the high pressure in control button 13 is pressed again and disperses button, controller 12 stops sending control life
Order, electric shocking indicator lamp 23 goes out.
When sudden and violent prominent molecule close to when, press the law enforcement record button in control button 13, controller 12 sends control command,
Miniature high-definition camera 3 in audio-video collection module 14 start at anti-terrorism burst field carry out video image recording, and to regarding
Frequency image carries out Real Time Compression, and the video image after compression is stored in storage card 15, while by the video image after compression
Top management is sent to by communication module 16 in real time, help reduces the truth of the matter and supervision soldier is polite in performing duties, prevents
Only reactionary forces carry out malicious attack using network public-opinion to law enforcement agency.
When sudden and violent prominent molecule close to when, press the injection in control button 13 and disperse button, controller 12 sends control command,
Motor 19 is started working, and nozzle 20 connects with injection agent container 8, is sprayed in injection agent container 8 equipped with capsicum water or tear-gas,
Motor 19 drives nozzle 20 to spray capsicum water or tear-gas spray injection in agent container 8, can be right to sudden and violent prominent molecule aggregation ground
Cruelly prominent molecule causes certain strike, and it is too big to be unlikely to nocuity again, is conducive to security personnel to carry out crowd and disperses.
Observation window 2 is provided with anti-riot shield body 1, facilitates security personnel to observe the change of sudden and violent prominent molecule when attack defending
Change situation.The back side of anti-riot shield body 1 is provided with handle 10 and arm protection pad 9, facilitates security personnel to clamp anti-riot shield body 1.It is anti-riot
The back side of shield body 1 is provided with megaphone 11, facilitates security personnel and cruelly prominent molecule to link up in time.Rechargeable battery 7 passes through charging
First 18 charging, it is to avoid change the inconvenience of battery, and energy-conserving and environment-protective, can repeatedly utilize, rechargeable battery 7 is charged lithium cells, is filled
Electric lithium battery have operating voltage height, small volume, high lightweight, energy, long lifespan, charge safely and fast with allow temperature range
Wide the advantages of.Motor 19 is permagnetic synchronous motor, and permagnetic synchronous motor has simple in construction, reliable, small volume, again
Amount is light, small, efficiency high is lost, and the shape and size of motor can wait remarkable advantage with versatile and flexible.Anti-riot shield body 1 is by aluminium alloy plate
It is made, with anti-riot effect.
It is described above, only it is embodiment of the present utility model, not the utility model is imposed any restrictions, it is every according to this
Any simple modification, change and equivalent structure change that utility model technical spirit is made to above example, still fall within
In the protection domain of technical solutions of the utility model.
Claims (10)
1. a kind of multifunctional police anti-riot dispersion shield, it is characterised in that：It is described including anti-riot shield body (1) and multi-function device
Observation window (2) is provided with anti-riot shield body (1) and high pitch disperses hole (4), the front of the anti-riot shield body (1) is provided with electric shock layer
(6), the back side of the anti-riot shield body (1) is provided with handle portion and injection agent container (8), and the multi-function device includes controller
(12), strong CD-ROM drive throwaway member, high-voltage electric shock unit, high pitch disperse unit, law enforcement video record unit and injection and disperse unit, described strong
CD-ROM drive throwaway member includes multiple strong light LEDs (5) connected with controller (12), and multiple strong light LEDs (5) are laid in institute
The front of anti-riot shield body (1) is stated, the high-voltage electric shock unit includes electric shock probe (22) and is connected to controller (12) and electric shock
Booster circuit (21) between probe (22), the electric shock probe (22) connects with electric shock layer (6), and the high pitch disperses unit bag
Include the high-decibel audio driver (24) that connects with controller (12) output end and with high-decibel audio driver (24) output end
The loudspeaker (17) connected, the loudspeaker (17) is corresponding with the position that high pitch disperses hole (4), the law enforcement video record unit bag
Include the audio-video collection module (14) that connects with controller (12) output end and with audio-video collection module (14) output end
The communication module (16) connected, the injection disperse unit include the motor (19) that connects with controller (12) output end and
The nozzle (20) connected with the motor (19) output end, the nozzle (20) connects with injection agent container (8), the control
The input of device (12) processed is terminated with power management module and the control button (13) for sending multi-functional order.
2. according to a kind of multifunctional police anti-riot dispersion shield described in claim 1, it is characterised in that：The handle portion includes
Handle (10) and arm protection pad (9).
3. according to a kind of multifunctional police anti-riot dispersion shield described in claim 1, it is characterised in that：The anti-riot shield body
(1) the back side is additionally provided with megaphone (11).
4. according to a kind of multifunctional police anti-riot dispersion shield described in claim 1, it is characterised in that：The controller (12)
Output end be further connected with electric shocking indicator lamp (23).
5. according to a kind of multifunctional police anti-riot dispersion shield described in claim 1, it is characterised in that：The audio-video collection
Module (14) includes Miniature high-definition camera (3) and video compressor, and the output end of the audio-video collection module (14) also connects
There is storage card (15), the Miniature high-definition camera (3) is arranged on the front of the anti-riot shield body (1).
6. according to a kind of multifunctional police anti-riot dispersion shield described in claim 1, it is characterised in that：The power management mould
Block includes rechargeable battery (7) and the charging connector (18) connected with rechargeable battery (7).
7. according to a kind of multifunctional police anti-riot dispersion shield described in claim 1, it is characterised in that：Multiple strong light
LED (5) is laid in array.
8. according to a kind of multifunctional police anti-riot dispersion shield described in claim 6, it is characterised in that：The rechargeable battery
(7) it is charged lithium cells.
9. according to a kind of multifunctional police anti-riot dispersion shield described in claim 1, it is characterised in that：The motor
(19) it is permagnetic synchronous motor.
10. according to a kind of multifunctional police anti-riot dispersion shield described in claim 1, it is characterised in that：The anti-riot shield body
(1) it is made up of aluminium alloy plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720089520.3U CN206469776U (en) | 2017-01-21 | 2017-01-21 | A kind of multifunctional police anti-riot dispersion shield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720089520.3U CN206469776U (en) | 2017-01-21 | 2017-01-21 | A kind of multifunctional police anti-riot dispersion shield |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206469776U true CN206469776U (en) | 2017-09-05 |
Family
ID=59703331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720089520.3U Active CN206469776U (en) | 2017-01-21 | 2017-01-21 | A kind of multifunctional police anti-riot dispersion shield |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107883818A (en) * | 2017-12-13 | 2018-04-06 | 河南中泰警用装备科技有限公司 | The police riot shield of multifunctional monitoring |
| CN108534607A (en) * | 2018-05-23 | 2018-09-14 | 江苏顺达警用装备制造有限公司 | The multi-functional arm-type riot shield of one kind and its manufacturing method |
| CN108917475A (en) * | 2018-07-19 | 2018-11-30 | 汉能移动能源控股集团有限公司 | Dispelling antiriot equipment |
| CN110081781A (en) * | 2019-06-06 | 2019-08-02 | 中科新声(苏州)科技有限公司 | One kind is anti-riot to expel shield |
| CN110793396A (en) * | 2019-10-21 | 2020-02-14 | 福州大学 | Police shield with strong light release device and discharge device |
| WO2020232921A1 (en) * | 2019-03-14 | 2020-11-26 | 中科传启（苏州）科技有限公司 | Sound wave driving-off device and sound wave shield |
-
2017
- 2017-01-21 CN CN201720089520.3U patent/CN206469776U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107883818A (en) * | 2017-12-13 | 2018-04-06 | 河南中泰警用装备科技有限公司 | The police riot shield of multifunctional monitoring |
| CN108534607A (en) * | 2018-05-23 | 2018-09-14 | 江苏顺达警用装备制造有限公司 | The multi-functional arm-type riot shield of one kind and its manufacturing method |
| CN108917475A (en) * | 2018-07-19 | 2018-11-30 | 汉能移动能源控股集团有限公司 | Dispelling antiriot equipment |
| WO2020232921A1 (en) * | 2019-03-14 | 2020-11-26 | 中科传启（苏州）科技有限公司 | Sound wave driving-off device and sound wave shield |
| CN110081781A (en) * | 2019-06-06 | 2019-08-02 | 中科新声(苏州)科技有限公司 | One kind is anti-riot to expel shield |
| CN110793396A (en) * | 2019-10-21 | 2020-02-14 | 福州大学 | Police shield with strong light release device and discharge device |
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