CN210839975U - Traffic police communication device - Google Patents
Traffic police communication device Download PDFInfo
- Publication number
- CN210839975U CN210839975U CN201921250911.4U CN201921250911U CN210839975U CN 210839975 U CN210839975 U CN 210839975U CN 201921250911 U CN201921250911 U CN 201921250911U CN 210839975 U CN210839975 U CN 210839975U
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- CN
- China
- Prior art keywords
- traffic police
- microphone
- communication device
- loudspeaker
- shoulder
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Abstract
The application discloses traffic police communication device. The communication device comprises an interphone, a shoulder microphone and an externally-arranged horn, wherein the interphone is worn on the body of the traffic police, the shoulder microphone is worn on the body of the traffic police, and the externally-arranged horn is arranged on a traffic tool of the traffic police; the shoulder microphone is connected with the interphone, and an output wire of the shoulder microphone is connected with an input wire of the externally-placed loudspeaker in a pluggable mode. The method and the system can be convenient for the traffic police to broadcast the voice content to the public, and enable the traffic police to be away from the transportation means in time, so that the traffic police can conveniently carry out on duty.
Description
Technical Field
The application relates to the technical field of communication, in particular to a traffic police communication device.
Background
At present, when a traffic police rides on a vehicle for duty, the traffic police generally communicates with other duty personnel through an interphone, and sometimes needs to be assisted by the public, but the traffic police is not convenient to broadcast voice to the public through the existing traffic police communication device.
SUMMERY OF THE UTILITY MODEL
The main purpose of this application is to provide a traffic police communication device, and the traffic police is convenient for use traffic police communication device with the speech content broadcast for the public, and the traffic police also can keep away from the vehicle in time, is convenient for on duty.
In order to achieve the purpose, the technical scheme adopted by the application is as follows: the communication device comprises an interphone, a shoulder microphone and an externally-arranged loudspeaker, wherein the interphone is worn on the body of a traffic police, the shoulder microphone is worn on the body of the traffic police, and the externally-arranged loudspeaker is arranged on a traffic tool of the traffic police; the shoulder microphone is connected with the interphone, and an output wire of the shoulder microphone is connected with an input wire of the externally-placed loudspeaker in a pluggable mode.
The output wire of the shoulder microphone is provided with a first fixing piece for fixing the output wire on the body of the traffic police; and a second fixing piece is arranged on the input wire of the external loudspeaker and used for fixing the input wire on a vehicle.
Wherein, the first fixing piece and the second fixing piece are both buckles.
Wherein, communication device still includes: the helmet is provided with a loudspeaker and a microphone, and a common input wire of the loudspeaker and the microphone is connected with the shoulder microphone in a pluggable manner.
The microphone is fixedly arranged on the right side of the helmet and extends out of the helmet; the common input wire is fixed to and extends from the rear side of the helmet.
Wherein, loudspeaker include:
the annular support comprises an inner annular ring and an outer annular ring, and the inner annular ring is connected with the outer annular ring through a connecting rod;
the diaphragm is embedded in the outer ring and comprises a protruding part, and the protruding part protrudes towards the direction far away from the annular support;
the U cup is embedded in the inner ring, and the opening of the U cup faces the diaphragm;
a voice coil, a washer and a magnet are sequentially arranged between the diaphragm and the U cup, the voice coil is close to the diaphragm, and the magnet is close to the U cup.
Wherein, communication device still includes: the wireless control module is used for being arranged on a vehicle; and is wirelessly connected with the shoulder microphone.
Wherein, be provided with wireless PTT emission module in the wireless control module, be provided with wireless PTT receiving module in the shoulder miaow.
The communication device further comprises a button component which is arranged on a handle of the vehicle and connected with the wireless control module.
Wherein, wireless control module includes:
the upper shell is internally provided with a control circuit board, and the upper shell is provided with a key which is arranged in the shell in a penetrating way and connected with the control circuit board;
the lower shell is fixedly connected with the upper shell, and the lower shell forms a battery installation cavity;
the battery is arranged in the battery mounting cavity;
the mounting part is used for mounting and fixing on a traffic tool of a traffic police;
wherein, the electric wire connected with the button part is arranged on the upper shell and connected with the control circuit board; the mounting portion is fixedly connected to the lower housing.
Compared with the prior art, the beneficial effects of this application are: traffic police can give the public with the speech content broadcast through the loudspeaker of putting outward of setting on the vehicle, shoulder miaow and put outward through wired connection between the loudspeaker, can establish firm communication at first, do not receive external disturbance, the stability of reinforcing communication to need not to put outward loudspeaker and possess wireless transmission ability, it is compatible good. In addition, the output wire of the shoulder microphone and the input wire of the externally-placed loudspeaker can be connected in a pluggable mode, and the shoulder microphone and the externally-placed loudspeaker can be conveniently connected and disconnected. When the traffic police takes the traffic tool, the output wire of the shoulder microphone can be connected to the input wire of the external loudspeaker, and the traffic police can send a voice signal to the external loudspeaker through the shoulder microphone and output the voice signal after being processed and amplified by the external loudspeaker; when traffic police kept away from the vehicle, can be with the output wire of shoulder miaow and the input wire disconnection of putting loudspeaker outward, perhaps can be when traffic police is far away from the vehicle the output wire of shoulder miaow and the input wire of putting loudspeaker outward can be by oneself the disconnection, and traffic police can be convenient for keep away from the vehicle like this, conveniently on duty.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a traffic police communications apparatus according to the present application;
fig. 2 is a schematic structural diagram of a helmet according to an embodiment of the traffic police communication device of the present application;
FIG. 3 is a schematic cross-sectional view of a speaker of an embodiment of the traffic police communications apparatus of the present application;
FIG. 4 is an exploded view of a speaker of an embodiment of the traffic police communications apparatus of the present application;
fig. 5 is a schematic structural diagram of a ring-shaped bracket of a horn in an embodiment of the traffic police communications apparatus of the present application;
fig. 6 is a schematic structural diagram of a wireless control module according to an embodiment of the traffic police communications apparatus of the present application;
fig. 7 is an exploded view of a wireless control module in an embodiment of the traffic police communications apparatus of the present application;
fig. 8 is a schematic structural diagram of a button component in an embodiment of the traffic communication device of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that if directional indications (such as up, down, left, right, front, and back … …) are referred to in the embodiments of the present application, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present application, the description of "first", "second", etc. is for descriptive purposes only and is 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 at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present application.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a traffic police communication device according to an embodiment of the present application. As shown in fig. 1, the traffic police communication device includes an interphone 3, a shoulder microphone 1 and an externally-placed speaker 2. The interphone 3 is worn on the body of the traffic police. The shoulder microphone 1 is worn on the body of a traffic police. The externally-placed horn 2 is used for being arranged on a traffic tool of a traffic police. The shoulder microphone 1 is connected with the interphone 3. The output wire of the shoulder microphone 1 is connected with the input wire of the external loudspeaker 2 in a pluggable way.
In this embodiment, traffic police can be through setting up loudspeaker 2 on the vehicle put outside with the speech content broadcast for the public, shoulder miaow 1 with put outside through wired connection between loudspeaker 2, at first can establish firm communication, do not receive external disturbance, the stability of reinforcing communication to need not to put loudspeaker 2 outward and possess wireless transmission ability, it is compatible good. In addition, the output wire of the shoulder microphone 1 is connected with the input wire of the externally-placed loudspeaker 2 in a pluggable manner, so that the connection between the shoulder microphone 1 and the externally-placed loudspeaker 2 is conveniently established and disconnected, when a traffic police takes a communication tool, the output wire of the shoulder microphone 1 can be connected to the input wire of the externally-placed loudspeaker 2, the traffic police can send a voice signal to the externally-placed loudspeaker 2 through the shoulder microphone 1 and output the voice signal after being processed and amplified by the externally-placed loudspeaker 2; when the traffic police is far away from the vehicle, the output wire of the shoulder microphone 1 and the input wire of the externally-placed loudspeaker 2 can be disconnected, or the output wire of the shoulder microphone 1 and the input wire of the externally-placed loudspeaker 2 can be automatically disconnected when the traffic police is far away from the vehicle, so that the traffic police can be far away from the vehicle in time, and the traffic police can conveniently carry out duty.
The traffic police can directly carry out talkback communication through the shoulder microphone 1, the voice signal received by the interphone 3 is sent into the shoulder microphone 1 and is output after being processed and amplified by the shoulder microphone 1, and the sound in the shoulder microphone 1 can be heard by the traffic police through ears. The first fixing piece can be arranged on the output wire of the shoulder microphone 1 and used for fixing the output wire on the body of a traffic police, so that the output wire of the shoulder microphone 1 can be fixed on the body of the traffic police, the output wire is prevented from being wound on the arm or other positions of the traffic police, and the traffic police is prevented from being influenced and riding on a vehicle. Specifically, the first fixing member may be a buckle. The output wire of the shoulder microphone 1 can be conveniently fixed on the traffic police body by arranging the retaining ring, and can be conveniently detached from the traffic police body, so that the structure is simple and the installation is easy. Further, the retaining ring may be a resilient retaining ring.
The loud speaker 2 may be used for broadcasting to the public while the vehicle is traveling. The external loudspeaker 2 can be provided with a switch key, a traffic police can send out warning or a password to touch the switch key on the handlebar if the traffic police needs to send out warning or the password, the sound of the traffic police can be transmitted to the external loudspeaker 2 through the shoulder microphone 1 and then sent out after the external loudspeaker 2 amplifies the sound, and the hand does not need to leave the handlebar in the whole process, so that the driving safety of the traffic police is facilitated.
The input wire of the external loudspeaker 2 can be provided with a second fixing piece for fixing the input wire on a vehicle, so that the input wire of the external loudspeaker 2 can be fixed on the vehicle, the input wire is prevented from being wound on an arm or other positions of a traffic police and an operation handle of the vehicle, and the action of the traffic police and the riding of the vehicle are prevented from being influenced. The second securing member may be a buckle. Further, the retaining ring may be a resilient retaining ring.
In the present embodiment, with continued reference to fig. 1, the communication device may further include a helmet 4. A speaker 5 and a microphone 6 may be provided on the helmet 4. As shown in fig. 2, the common input wires of the speaker 5 and the microphone 6 are connected to the shoulder microphone 1 in a detachable manner. The signal of intercom 3 is sent and is received to microphone 6 and loudspeaker 5 on the traffic police accessible helmet 4, keeps normal communication, and at this moment, the signal accessible shoulder miaow 1 in the intercom 3 directly sends into loudspeaker 5, and the speech signal accessible microphone 6 of traffic police conveys shoulder miaow 1 rethread intercom 3 and sends out. When the traffic police disconnects the common input wire from the shoulder microphone 1, the shoulder microphone 1 can play the signal received by the interphone 3 out in a voice mode; the traffic police can speak towards the shoulder microphone 1, and the shoulder microphone 1 can convert the sound of the traffic police into an electric signal and send the electric signal to other traffic polices through the interphone 3 or the wireless control module 7.
In this embodiment, the speaker 5 may be fixed to the inside of the helmet 4. In other embodiments, the speaker 5 may also be fixed to the outside of the helmet 4, or may be embedded in the helmet 4. As shown in fig. 3-4, the horn 5 may include a ring support 51, a diaphragm 52, a U-cup 53, a voice coil 54, a washer 55, and a magnet 56. Wherein, a voice coil 54, a washer 55 and a magnet 56 are sequentially arranged between the diaphragm 52 and the U-cup 53. Voice coil 54 is adjacent diaphragm 52. The magnet 56 is adjacent to the U-cup 53.
The magnet 56, the U-cup 53 and the washer 55 in the speaker 5 can form a magnetic circuit, when the voice coil 54 is powered on, the voice coil 54 makes corresponding movement in a magnetic field according to the current trend and the current magnitude in the voice coil 54, so that the diaphragm 52 is pushed to vibrate, the air is vibrated to sound, and the sound transmission is realized.
As shown in FIG. 4, the ring-shaped stent 51 is cut along the line A-A and the line B-B to obtain a sectional view A-A in FIG. 5(a) and a sectional view B-B in FIG. 5 (B). As shown in fig. 5, the ring holder 51 includes an inner ring 511 and an outer ring 512. The inner ring 511 and the outer ring 512 are connected by a connecting rod 513.
The inner collar 511 may be generally annular. The inner ring 511 may include an annular sidewall. The inner annular ring 511 is formed with an inner ring step surface 515. The inner ring stepped surface 515 faces the U cup 53.
The outer ring 512 may be generally annular. The outer ring 512 may include an annular sidewall. The outer ring 512 may also be formed with an outer ring step surface 516. The outer ring step surface 516 faces the diaphragm 52. The outer side wall of the inner ring 511 may be connected to the inner side wall of the outer ring 512 by a connecting rod 513. The inner ring 511 may be concentrically disposed with the outer ring 512. The outer diameter of the inner ring 511 is smaller than the inner diameter of the outer ring 512. In this embodiment, the inner ring 511 and the outer ring 512 may be integrally formed with the connecting rod 513.
The U-cup 53 is embedded in the inner ring 511, and the opening of the U-cup 53 faces the membrane 52. The inner ring 511 is formed with an inner ring stepped surface 515, the inner ring stepped surface 515 faces the U cup 53, and the U cup 53 is embedded in the inner ring 511 and is located on the inner ring stepped surface 515.
The magnet 56 may be cylindrical. The magnet 56 may be attached to a surface of the bottom wall on a side thereof adjacent the diaphragm 52.
The diaphragm 52 is embedded in the outer ring 512. By embedding the diaphragm 52 in the outer ring 512, embedding the U-cup 53 in the inner ring 511, and connecting the outer ring 512 and the inner ring 511 via the connecting rod 513, the relative positions of the U-cup 53 and the diaphragm 52 are fixed by the ring support 51, and further, by disposing the voice coil 54, the washer 55, and the magnet 56 between the U-cup 53 and the diaphragm 52, the voice coil 54 can freely vibrate up and down in the effective space (i.e., the space between the U-cup 53 and the diaphragm 52).
The diaphragm 52 includes a protrusion 521, and by providing the protrusion 521 on the diaphragm 52, the low-frequency sound effect of the speaker 5 can be improved, and the sound production effect of the speaker 5 can be improved. The projection 521 projects toward the ring holder 51. The diaphragm 52 includes a diaphragm sheet and a paper diaphragm sheet, the paper diaphragm sheet is disposed on one side of the diaphragm sheet far away from the ring-shaped support 51, and the protrusion 521 is formed on the diaphragm sheet. The protrusion 521 is annular and is disposed concentrically with the adhesive film sheet. The diaphragm 52 may be embedded in the outer ring 512 and may be located on the outer ring step surface 516.
The horn 5 may further include a terminal 57. In order to facilitate the mounting of the terminal 57, a mounting portion 514 may be provided on a surface of the connecting rod 513 remote from the diaphragm 52, and the terminal 57 may be mounted on the mounting portion 514, so that the terminal 57 is prevented from being released and dislocated, and thus, the abnormal vibration after the terminal 57 is released is prevented from causing abnormal sound. The middle portion of the terminal 57 is disposed on the mounting portion 514, and both ends of the terminal 57 are used for connecting external wires. Two notches are formed on one surface of the outer ring 512 away from the diaphragm 52, and the two notches correspond to two ends of the terminal 57 one by one, so that an external lead in vibration can be prevented from touching the diaphragm 52, and abnormal sound caused by abnormal vibration of the diaphragm 52 can be prevented.
In the present embodiment, the microphone 6 is fixedly disposed on the right side of the helmet 4 and extends out of the helmet 4. The microphone 6 may be an anti-noise microphone, which can improve the quality of the received voice information, prevent the interference of external factors, and enhance the stability thereof.
In addition, the common input wire may be fixed to the rear side of the helmet 4 and protrude from the rear side of the helmet 4.
In this embodiment, as shown in fig. 1, the communication device may further include a wireless control module 7. The wireless control module 7 is arranged on the vehicle and can be wirelessly connected with the shoulder microphone 1. Wireless control module 7 passes through wireless connection with shoulder miaow 1, and the control shoulder miaow 1 of being convenient for is in communication state, and wireless connection makes and sets up too much electric wire on avoiding the traffic police clothes for it is convenient when the traffic police of driving breaks away from with the automobile body, the law enforcement of being convenient for.
In this embodiment, the wireless control module 7 is provided with a wireless PTT transmission module. Accordingly, a wireless PTT receiving module may be provided in the shoulder microphone 1. The traffic police can control whether to send and receive information by operating the wireless control module 7 through the corresponding matched wireless PTT transmitting module and the wireless PTT receiving module, thereby being capable of conveniently communicating with other traffic police.
In addition, in this embodiment, the shoulder microphone 1 may further include a first PTT button disposed on the housing, and the first PTT button may be used to enable the traffic police to select whether to receive the voice content of other traffic police. In this embodiment, when the traffic police presses the first PTT button, the sound content of other traffic police can be received by the shoulder microphone 1, and when the first PTT button is released, the sound content of other traffic police cannot be received.
In the present embodiment, as shown in fig. 6 to 7, the wireless control module 7 further includes an upper case 71, a lower case 72, and a battery 73. A control circuit board 762 is arranged in the upper shell 71, a key 76 is arranged on the upper shell 71, and the key 76 is arranged through the shell and connected with the control circuit board 762. During the vehicle traveling, if a call needs to be made, the button 76 on the handlebar can be pressed to turn on the function of transmitting signals of the wireless control module 7, and the traffic police can communicate with the wireless control module 7 through the earphone and the microphone 6.
Specifically, the battery 73 is disposed in the battery installation cavity 74, and the battery 73 is used for supplying power to the control circuit board 762 or other electric devices; specifically, in this embodiment, a battery cover 731 is disposed at one end of the lower housing 72, the battery cover 731 is detachably disposed at one end of the lower housing 72 and is used for sealing the battery installation cavity 74, in this embodiment, a negative fixing plate 732 and a negative spring 733 are disposed at one end of the battery cover 731, a negative sleeve 734 is sleeved on the periphery of the negative spring 733 and fixed on the battery cover 731, the negative sleeve 734 plays a role of fixing the battery 73, an insulating fixing pin 736 is disposed on a side wall of an opposite end of the cavity of the battery 73 from the battery cover 731, and the positive elastic piece 735 is fixed on a side wall of the cavity of the battery.
In the present embodiment, an electric wire 713 may be provided in the upper case 71. Preferably, the upper case 71 has a connection port 711, the wire 713 is inserted into the connection port 711, and a second waterproof ring 712 is provided between the connection port 711 and the wire 713. More preferably, the upper housing 71 attachment opening 711 is provided with a wire fixing tab 714, and the wire 713 is fixed to the upper housing 71 by the wire fixing tab 714.
The button 76 comprises a second PTT button 761, a waterproof silica gel support plate 763 and a waterproof silica gel button cover 764, wherein the second PTT button 761 is connected to the control circuit board 762, and the control circuit board 762 can be operated by touching the second PTT button 761; a waterproof silica gel support plate 763 is provided on the upper case 71; the waterproof silicone key cover 764 is disposed on the waterproof silicone support plate 763, sleeved on the second PTT key 761, and protruding out of the outer surface of the upper case 71. Specifically, the second PTT button 761 can be protected by the waterproof silicone key sleeve 764, so as to prevent the second PTT button from being exposed to rain, and meanwhile, the waterproof silicone key sleeve 764 has a large contact area with fingers, so that a driver can touch and press the waterproof silicone key sleeve 764 conveniently.
The mounting portion 77 is fixedly connected to the lower housing 72, preferably, in this embodiment, the mounting portion 77 includes a steel sheet 771 and a throat hoop 772 fixed on the steel sheet 771, the steel sheet 771 is fixedly disposed on the lower housing 72, and the traffic police communication device is fixed on the vehicle handle through the throat hoop 772; preferably, the diameter of the enclosed cavity formed by the hose 772 is adjustable.
In this embodiment, the communication device may further include a button member 9 for being disposed on a handle of the vehicle and connected to the wireless control module 7. The button part 9 may be connected with the wireless control module 7 by wire or wirelessly. More specifically, the button part 9 may be connected to the control circuit board 762 through a wire 713 provided in the wireless control module 7. The traffic police communication device of this application can be used for triggering wireless control module 7 and be in the disconnection or be in the communication state through setting up button part 9, button part 9 sets up on vehicle's handle for in vehicle driving process, navigating mate when holding the handle, can directly make it be in the communication state through triggering button part 9, can not scatter navigating mate's attention, and need not navigating mate loosen the handle and trigger the button on the intercom 3 and make it be in the communication state.
In the present embodiment, as shown in fig. 8, the button member 9 includes a lamp control button 92 and a speaker control button 93 in addition to the PTT button 91.
The above embodiments are merely examples and are not intended to limit the scope of the present disclosure, and all modifications, equivalents, and flow charts using the contents of the specification and drawings of the present disclosure or those directly or indirectly applied to other related technical fields are intended to be included in the scope of the present disclosure.
Claims (10)
1. A traffic police communications apparatus, characterized in that the traffic police communications apparatus comprises: the intercom is used for being worn on the body of the traffic police, the shoulder microphone is used for being worn on the body of the traffic police, and the externally-placed loudspeaker is used for being arranged on a vehicle of the traffic police; the shoulder microphone is connected with the interphone, and an output wire of the shoulder microphone is connected with an input wire of the external loudspeaker in a pluggable mode.
2. The communication device as claimed in claim 1, wherein the output wire of the shoulder microphone is provided with a first fixing member for fixing the output wire to the body of the traffic police; and a second fixing piece is arranged on an input wire of the external loudspeaker and used for fixing the input wire on the vehicle.
3. The communication device of claim 2, wherein the first and second fixtures are each a clasp.
4. The communications device of claim 1, further comprising: the helmet is provided with a loudspeaker and a microphone, and a common input wire of the loudspeaker and the microphone is connected with the shoulder microphone in a pluggable manner.
5. The communication device according to claim 4, wherein the speaker is fixed inside the helmet, and the microphone is fixedly disposed on the right side of the helmet and extends out of the helmet; the common input wire is fixed to and extends from a rear side of the helmet.
6. The communication device of claim 4, wherein the speaker comprises:
the annular support comprises an inner annular ring and an outer annular ring, and the inner annular ring and the outer annular ring are connected through a connecting rod;
the diaphragm is embedded in the outer ring and comprises a protruding part, and the protruding part protrudes towards the direction far away from the annular support;
the U cup is embedded in the inner ring, and an opening of the U cup faces the diaphragm;
the diaphragm with set gradually voice coil loudspeaker voice coil, china department and magnet between the U cup, the voice coil loudspeaker voice coil is close to the diaphragm, magnet is close to the U cup.
7. The communications device of claim 1, further comprising: a wireless control module for being disposed on the vehicle; and the shoulder microphone is in wireless connection with the shoulder microphone.
8. The communication device as claimed in claim 7, wherein the wireless control module is provided with a wireless PTT transmitting module, and the shoulder microphone is provided with a wireless PTT receiving module.
9. The communication device of claim 8, further comprising a button member for being disposed on a handle of the vehicle in connection with the wireless control module.
10. The communications device of claim 9, wherein said wireless control module comprises:
the key is arranged on the upper shell in a penetrating way and connected with the control circuit board;
the lower shell is fixedly connected with the upper shell, and the lower shell forms a battery installation cavity;
the battery is arranged in the battery mounting cavity;
the mounting part is used for mounting and fixing on a traffic tool of the traffic police;
the electric wire connected with the button part is arranged on the upper shell and is connected with the control circuit board; the mounting portion is fixedly connected to the lower housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921250911.4U CN210839975U (en) | 2019-08-01 | 2019-08-01 | Traffic police communication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921250911.4U CN210839975U (en) | 2019-08-01 | 2019-08-01 | Traffic police communication device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210839975U true CN210839975U (en) | 2020-06-23 |
Family
ID=71280072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921250911.4U Expired - Fee Related CN210839975U (en) | 2019-08-01 | 2019-08-01 | Traffic police communication device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210839975U (en) |
-
2019
- 2019-08-01 CN CN201921250911.4U patent/CN210839975U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200623 |
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| CF01 | Termination of patent right due to non-payment of annual fee |