CN113691272A - Law enforcement record appearance - Google Patents
Law enforcement record appearance Download PDFInfo
- Publication number
- CN113691272A CN113691272A CN202110999122.6A CN202110999122A CN113691272A CN 113691272 A CN113691272 A CN 113691272A CN 202110999122 A CN202110999122 A CN 202110999122A CN 113691272 A CN113691272 A CN 113691272A
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- Prior art keywords
- battery
- law enforcement
- contact
- enforcement recorder
- mainboard
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3827—Portable transceivers
- H04B1/3883—Arrangements for mounting batteries or battery chargers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3816—Mechanical arrangements for accommodating identification devices, e.g. cards or chips; with connectors for programming identification devices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Multimedia (AREA)
- Time Recorders, Dirve Recorders, Access Control (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention relates to a law enforcement recorder, which comprises a battery compartment positioned on one side of a law enforcement recorder body, wherein the battery compartment is used for accommodating a battery assembly; the bottom surface of the battery compartment is provided with a main board and a clamping groove, a battery access contact and an on-off switch are arranged in the battery compartment, and the on-off switch is connected with the main board; a first battery contact is arranged on the side, facing the battery compartment, of the battery component, and the first battery contact corresponds to the battery access contact in position; the mainboard is connected with backend server through law enforcement record appearance's wireless communication module, and battery pack packs into and triggers the on-off switch action in the battery compartment, switches the battery power supply line and produces battery switching signal and send for the mainboard, and the mainboard acquires battery power supply information, and the battery switching signal that will have the timestamp sends for backend server. The clamping groove is separated from the charging interface, so that the influence of heat generated by the charging interface is avoided, and the service life of the contact in the clamping groove is prolonged. The draw-in groove is sheltered from by battery pack and forms the protection, ensures that law enforcement record appearance self locate function and wireless communication work are reliable and stable.
Description
Technical Field
The invention relates to the field of audio and video recording equipment, in particular to a law enforcement recorder.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The law enforcement recorder is an audio and video recording device integrating functions of real-time video and audio shooting, recording and the like, and can realize wireless communication by utilizing an inserted SIM card. In order to be convenient to use, the SIM card slot of the law enforcement recorder is usually designed to be easy to pull out and insert, the common SIM card slot is arranged at the side part or the bottom of the shell of the law enforcement recorder, and the structure can be used for quickly inserting or pulling out the SIM card for wireless communication into or from the law enforcement recorder body for a user.
Because the law enforcement recorder pursues the structural design of convenience, the SIM card slot of the structure is too close to the charging interface, and because the charging interface of the law enforcement recorder at present integrates the function of data transmission, when the charging interface is frequently accessed into a charging line or a data line, on one hand, the SIM card slot is easily touched by mistake, and the card slot is easily damaged; on the other hand law enforcement record appearance usually adopts the quick charge technique, and the interface that charges can release relatively more heat when charging, and thereby the structure that the SIM card draw-in groove is too close to the interface that charges can make the contact in the SIM card draw-in groove be heated life-span reduction.
Disclosure of Invention
In order to solve at least one technical problem in the background art, the invention provides a law enforcement recorder, an SIM card slot is arranged in a battery cavity of the law enforcement recorder, a battery assembly is used for shielding an SIM card, the SIM card slot is exposed only after the battery assembly is removed so as to realize card changing operation, meanwhile, an on-off switch is arranged in a battery cabin, after the battery assembly is arranged in the battery cabin, the on-off switch is triggered, battery starting information containing a timestamp (time label/time sequence) is sent to a background server of the law enforcement recorder through a mainboard, on one hand, the SIM card slot is separated from a charging interface, a structure that the SIM card is not easy to plug and unplug is formed by the battery assembly, the SIM card slot is protected to a certain extent, and therefore, the information safety of data transmission of the law enforcement recorder in special fields such as police affairs and government affairs is ensured.
In order to achieve the purpose, the invention adopts the following technical scheme:
the first aspect of the invention provides a law enforcement recorder, which comprises a battery compartment, a battery pack and a power supply, wherein the battery compartment is positioned on one side of a law enforcement recorder body and is used for accommodating the battery pack; the bottom surface of the battery compartment is provided with a main board and a clamping groove, a battery access contact and an on-off switch are arranged in the battery compartment, and the on-off switch is connected with the main board; a first battery contact is arranged on the side, facing the battery compartment, of the battery component, and the first battery contact corresponds to the battery access contact in position;
the mainboard is connected with backend server through law enforcement record appearance's wireless communication module, and battery pack packs into and triggers the on-off switch action in the battery compartment, switches the battery power supply line, produces battery switching signal and sends for the mainboard, and the mainboard acquires battery power supply information, and the battery switching signal that will have the timestamp sends for backend server.
The on-off switch comprises a switch body and a trigger end, wherein a battery assembly is arranged in the battery bin to extrude the trigger end to generate a battery switching signal;
or
The on-off switch comprises a main board contact and a second battery contact; the main board contact is connected with the main board, is positioned in the battery compartment and faces the battery assembly; the second battery contact is connected with the battery assembly and corresponds to the position of the mainboard contact; the battery pack is arranged in the battery bin, and the main board contact and the second battery contact are in contact connection to generate a battery switching signal.
The law enforcement recorder body is provided with a built-in battery, and when the battery pack is arranged in the battery bin, the built-in battery supplies power to switch the power supply to the battery pack.
The clamping groove is located in the middle of the bottom surface of the battery compartment, and the battery access contact is located on the side portion of the bottom surface of the battery compartment.
The first battery contact corresponds to the battery access contact in position, and the two contacts are in contact with each other to realize power supply of the law enforcement recorder body.
The law enforcement recorder body is provided with a CPU and a wireless communication module, and the mainboard is connected with the wireless communication module through the CPU.
When the battery pack is located in the battery compartment, the on-off switch triggers to generate a battery switching signal, and the battery switching signal is sent to the background server through the wireless communication module of the law enforcement recorder body through the mainboard.
The card slot is used for accommodating a Subscriber Identity Module (SIM) card.
The law enforcement recorder body is also provided with a memory, and the battery switching signal is also sent to the memory to form a log file.
The outside of the clamping groove is provided with a baffle plate, the clamping groove is connected with a nut, and the baffle plate covers the outside of the clamping groove through a fastening piece connected with the nut.
Compared with the prior art, the above one or more technical schemes have the following beneficial effects:
1. the user identification card slot of the law enforcement recorder is separated from the charging interface, so that the user identification card slot is not easily influenced by heat generated by the charging interface, and the service life of the contact in the slot is prolonged.
2. The user identification card clamping groove is shielded by the battery pack to form protection, so that the battery pack is still of a detachable structure and easy to replace, the user identification card is not easy to pull out, and the positioning function and the wireless communication function of the law enforcement recorder are stable and reliable.
3. The structure and the on-off switch cooperation of law enforcement record appearance bi-battery make the wireless communication function of law enforcement record appearance obtain the guarantee on the one hand, and on the other hand can monitor the state that law enforcement record appearance battery switched in the background server, is favorable to fields such as police affairs, government affairs to the better supervision of law enforcement record appearance, satisfies the emergency command scheduling requirement of law enforcement record appearance simultaneously.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
FIG. 1 is a schematic diagram of a battery compartment of a law enforcement recorder according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a battery pack of a law enforcement recorder according to an embodiment of the present invention;
fig. 3 is a schematic diagram of battery on/off signal transmission according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a battery compartment of a law enforcement recorder according to a second embodiment of the present invention;
FIG. 5 is a schematic diagram of a battery pack of a law enforcement recorder according to a second embodiment of the present invention
Fig. 6 is a schematic perspective view of a battery compartment of a law enforcement recorder provided in a third embodiment of the present invention;
in the figure: 1. a battery compartment; 2. a main board; 3. a SIM card slot; 4. an on-off switch; 41. a mainboard contact; 42. a second battery contact; 5. a battery access contact; 51. a first battery contact; 6. a baffle plate; 61. connecting holes; 62. a fastener.
Detailed Description
The invention is further described with reference to the following figures and examples.
It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
Just as described in the background art, the law enforcement record appearance of prior art pursues the structural design of convenience for inside each functional module highly integrates and SIM pulls out easily simultaneously, and the interface arrangement that charges can be hugged closely to the SI M card draw-in groove, and because the SIM card draw-in groove is too close to the interface that charges and is pulled out easily in this kind of structure, make the contact in the SIM card draw-in groove receive easily to pull out the striking when inserting the charging wire operation, thereby also receive easily that the interface that charges produces thermal influence and life-span reduces.
The law enforcement recorder is essentially an audio and video recording device with higher function integration level and supporting real-time wireless communication, and for the civil field, the design of easy pulling and plugging of an SIM card can ensure that the device body has enough use convenience. However, for police and government scenes, the audio and video recording equipment serving as a law enforcement recorder can utilize the wireless communication function of the SIM card to complete remote command, the law enforcement recorder serves as a camera with a real-time data transmission function, a commander monitors image information and audio information acquired by each law enforcement officer carrying the law enforcement recorder through a background monitoring server, and command is completed according to on-site pictures and sounds. Under the condition, the SIM card slot is easy to pull out and insert, so that the information safety is difficult to ensure, and when the SIM card is pulled out, the data transmitted by wireless can be immediately interrupted, so that a commander cannot know the condition of a law enforcement site and is difficult to send out a command.
Therefore, the following embodiments provide a hardware structure of a law enforcement recorder, in which the SIM card slot is disposed inside the battery cavity of the law enforcement recorder, the battery assembly is used to shield the SIM card, the SIM card slot is exposed only after the battery assembly is removed, so as to implement the card changing operation, meanwhile, a mainboard and an on-off switch connected with the mainboard are arranged in the battery cavity, after the battery assembly is arranged in the battery bin, the on-off switch is extruded, meanwhile, the contacts on the battery are connected with the contacts of the mainboard to supply power for the mainboard, SIM card networking information containing a timestamp (time label/time sequence) and battery starting information are sent to a background server of the law enforcement recorder through the mainboard, on one hand, the SIM card slot is separated from the charging interface, a structure that the SIM card is not easy to be plugged is formed by utilizing the battery assembly, the SIM card slot is protected to a certain extent, so that the information security of data transmission of the law enforcement recorder in special fields such as police affairs and government affairs is ensured.
When the law enforcement recorder is applied to special fields such as police affairs, government affairs and the like, the law enforcement recorder with special functions and special structures needs to be developed according to specific requirements of law enforcement departments; for general civilian use, the easy-to-plug design is convenient to use, but for law enforcement departments, the easy-to-plug design of the SIM card is unfavorable for law enforcement justice and information safety in the law enforcement process, on the contrary, the SIM card slot needs to be arranged at a relatively inconvenient position, and the SIM card is prevented from being quickly pulled out in the law enforcement process through artificial 'inconvenient' design, so that the information safety is ensured, and law enforcement justice is reflected.
The first embodiment is as follows:
1-3, it is an object of this embodiment to provide a law enforcement recorder including
The battery compartment 1 is positioned on one side of the law enforcement recorder body, and the battery compartment 1 is used for accommodating a battery assembly; the bottom surface of the battery compartment is provided with a mainboard 2 and a clamping groove 3, a battery access contact 5 and an on-off switch 4 are arranged in the battery compartment, and the on-off switch 4 is connected with the mainboard 2; a first battery contact 51 is arranged on the battery component towards the battery compartment side, the first battery contact 51 corresponds to the battery access contact in position, and power supply of the law enforcement recorder body is realized after the first battery contact 51 is connected with the battery access contact 5;
The SIM card slot 3 is positioned in the middle of the bottom surface of the battery compartment 1, and the battery access contact 5 is positioned on the side part of the bottom surface of the battery compartment 1. The main board 2 does not limit a specific position.
The first battery contact 51 corresponds to the position of the battery access contact 5, and the two contacts are in contact with each other to realize power supply of the law enforcement recorder body.
The law enforcement recorder body is provided with a CPU and a wireless communication module, and the mainboard 2 is connected with the wireless communication module through the CPU.
When the battery pack is located in the battery bin 1, the on-off switch 4 is triggered to generate a battery switching signal, and the battery switching signal is sent to the background server through the wireless communication module of the law enforcement recorder body through the mainboard 2.
In this embodiment, the on-off switch 4 is a physical switch connected to the main board and has a trigger end protruding out of the bottom surface of the battery compartment, and when the battery pack is loaded into the battery compartment, the trigger end of the on-off switch is pressed to switch a battery power supply line, which represents that an external battery is connected to the law enforcement recorder body, so as to form a battery switching signal.
The law enforcement recorder body has built-in battery and external battery, the battery pack who packs into in battery compartment 2 is external battery, external battery has relatively great capacity and can change usually, and built-in battery is integrated on the mainboard usually and the capacity is less, law enforcement recorder can the preferred external battery of selection power supply, when external battery demolishs or the electric quantity is not enough, switch to built-in battery power supply, built-in battery can provide law enforcement recorder's basic function when external battery demolishs, for example, keep wireless communication state, and the communication ensures that self time information and position information can be sent to the backend server between the backend server.
The wireless communication function of law enforcement record appearance body relies on inserting the SIM card and realizes, and wireless communication function can only launch when SIM card draw-in groove inserts the SIM card, and above-mentioned structure utilizes the signal that battery pack extrusion on-off switch 4 sent to judge that the battery has been packed into the battery compartment, and the battery pack of packing into is the power supply of law enforcement record appearance body, utilizes the wireless communication function of law enforcement record appearance self to send the battery switching signal for background server.
When the battery compartment is free of an external battery (battery pack), the internal battery supplies power to the law enforcement recorder to ensure that basic functions can be operated.
When external battery (battery pack) is packed into the battery compartment, on-off switch 4 triggers, switch to external battery power supply by the built-in battery power supply line, timestamp information and power supply line information formation battery switching signal when triggering are transmitted to the mainboard, the mainboard utilizes the wireless communication module of law enforcement record appearance body to transmit battery switching signal for backstage server, represent that this law enforcement record appearance is in on-line status, the power supply line information that contains in the battery switching signal demonstrates in the backstage server simultaneously that this law enforcement record appearance is by built-in battery power supply or by external battery (battery pack) power supply.
When the SIM card starts the wireless communication function, the SIM card can communicate with the added network to verify the user information stored in the SIM card, and the time information can be returned from the network in the verification process to be the calibration time of the law enforcement recorder body.
The law enforcement recorder body is further provided with a memory, the battery switching signal is further sent to the memory to form a log file, the log file can show whether the law enforcement recorder is powered by an internal battery or an external battery during working, the time for switching circuits can be shown, and the operation of replacing the battery is reflected.
And when the law enforcement recorder is not inserted with the SIM card, the wireless function cannot be started, and the battery switching signal is only sent to the memory for storage, which represents that the law enforcement recorder is in an off-line state.
In this embodiment, when the law enforcement recorder changes the battery, the battery pack is separated from the battery compartment 1, the trigger end of the on-off switch 4 is bounced to switch to the built-in battery, and then the battery switching signal received by the background server shows the time when the battery is switched and the type of the switched battery (built-in/external).
The background server displays the time interval of each law enforcement recorder body for switching the battery and the wireless communication function, the law enforcement recorders used in police affairs, government affairs and other scenes, the endurance time is stable, and if one law enforcement recorder is too short or too long on line, the law enforcement recorder is represented to have problems.
The same power supply line information can show whether the law enforcement recorder adopts an external battery (battery pack) or an internal battery for power supply at present, can show the position and time when the battery is replaced, is convenient for a supervisor or a commander to master the state of the law enforcement recorder in time, and issues an accurate command according to the field law enforcement condition and the state of each law enforcement recorder.
According to the structure, the battery assembly must be detached first and then the SIM card is pulled out, in an extreme case, if the law enforcement recorder is maliciously seized and the battery is detached and the SIM card is pulled out, the background server can master the time and the position when the battery assembly is detached according to the time and the position information of power supply switched from the external battery to the internal battery, the last time and the last position information acquired by the background server are used for judging when and where the law enforcement recorder is pulled out of the SIM card, and more information is provided for tracking the law enforcement recorder by acquiring the time and the position when the battery is detached.
The SIM card slot of the law enforcement recorder is separated from the charging interface by the structure, the heat generated by the charging interface is not easy to influence, and the service life of the contact in the SIM card slot is prolonged.
The SIM card slot is shielded by the battery component to form protection, so that the SIM card is not easy to pull out, when the SIM card is pulled out, the data uploaded by the law enforcement recorder can be immediately interrupted, and the data is stored locally (a memory inside the law enforcement recorder), on one hand, the transmission function of the data in the law enforcement field is cut off due to the interruption of the uploaded data, and then a command department is difficult to command and dispatch in real time according to the situation of the law enforcement field; on the other hand, data stored at the local end is easy to lose under the external influences of impact, rain erosion and the like on the law enforcement recorder, and in extreme cases, if the law enforcement recorder is maliciously robbed, when the SIM card is pulled out, the data stored locally has the risk of being maliciously tampered, the information safety cannot be ensured, and the law enforcement justice is difficult to embody.
The law enforcement recorder has a positioning function, the position information can be sent to a background server of a supervision department by using the SIM card, and the positioning function and the wireless communication function of the law enforcement recorder are protected by the structural design that the SIM card is not easy to pull out.
The double-battery structure of the law enforcement recorder is matched with the on-off switch, so that the wireless communication function of the law enforcement recorder is guaranteed on one hand, and on the other hand, the state of battery switching of the law enforcement recorder can be monitored in a background server, so that a supervision department or a commander can conveniently and timely master the state of the law enforcement recorder, and an accurate command is issued according to the field law enforcement condition and the state of each law enforcement recorder.
Example two:
as shown in fig. 4 to 5, the law enforcement recorder in the present embodiment changes the structure of the on-off switch 4 on the basis of the first embodiment, and replaces the on-off switch 4 with a two-contact triggering manner, specifically as follows:
the on-off switch 4 includes a main board contact 41 and a second battery contact 42; the mainboard contact 41 is connected with the mainboard 2 and is positioned on one surface of the battery compartment 1 facing the battery assembly; the second battery contact 42 is connected with the battery assembly and corresponds to the position of the main board contact 41; when the battery assembly is installed in the battery compartment 1, the main board contact 41 and the second battery contact 42 are in contact connection to form a battery switching signal.
The wireless communication function of law enforcement record appearance body relies on inserting the SIM card and realizes, wireless communication function can only launch when SIM card is inserted to the SIM card slot, in the above-mentioned structure, mainboard contact 41 and second battery contact 42 contact represent that battery pack has packed into the battery compartment, the battery pack of packing into passes through the connection of first battery contact 51 and battery access contact 5 and supplies power for law enforcement record appearance body, utilizes law enforcement record appearance self wireless communication function to send battery switching signal for backend server.
Example three:
as shown in fig. 6, in the law enforcement recorder in the embodiment, on the basis of the first embodiment, a baffle 6 is added outside the SIM card slot 3, and the baffle 6 is connected with a connecting hole 61 in the battery compartment 1 through a fastener 62 to form a shield for the SIM card slot 3, so as to protect the SIM card slot 3, further strengthen the design that the SIM card slot is not easily pulled out, on one hand, ensure that the wireless communication function of the law enforcement recorder is not easily damaged maliciously, and the acquired data such as images and audio are monitored in the background; on the other hand, the wireless communication function of the law enforcement recorder is ensured to be stable and reliable, and the positioning information of the law enforcement recorder acquired through the wireless function is supervised and protected.
Specifically, in this embodiment, the baffle 6 is disposed outside the SIM card slot 3, the connecting holes 61 are disposed on two sides of the SIM card slot 3, the nuts are embedded in the connecting holes 61, and the baffle 6 covers the outside of the SIM card slot through the fasteners 62 connected with the nuts.
In addition, the fastener 62 can be designed as a non-standard part, for example, a common cross groove or a straight groove countersunk head screw is not adopted, a more uncommon triangular groove or star groove screw is adopted, and under the extreme condition that the law enforcement recorder is maliciously robbed, a special tool is needed to remove the baffle 6, so that the removing step is increased, the SIM card is artificially pulled out, and the wireless communication function of the law enforcement recorder is not easily maliciously damaged.
Example four:
on the basis of the second embodiment, the law enforcement recorder in the embodiment adds the baffle 6 outside the SIM card slot 3, the baffle 6 is connected with the connecting hole 61 in the battery compartment 1 through the fastener 62 to form shielding against the SIM card slot 3, so as to protect the SIM card slot 3, further strengthen the design that the SI M card slot is not easy to be pulled out, on one hand, ensure that the wireless communication function of the law enforcement recorder is not easy to be maliciously damaged, and the acquired data such as images, audio and the like are supervised by a background; on the other hand, the wireless communication function of the law enforcement recorder is ensured to be stable and reliable, and the positioning information of the law enforcement recorder acquired through the wireless function is supervised and protected.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A law enforcement recorder, characterized by: the law enforcement recorder comprises a battery bin positioned on one side of a law enforcement recorder body, wherein the battery bin is used for accommodating a battery assembly; the bottom surface of the battery compartment is provided with a main board and a clamping groove, a battery access contact and an on-off switch are arranged in the battery compartment, and the on-off switch is connected with the main board; a first battery contact is arranged on the side, facing the battery compartment, of the battery component, and the first battery contact corresponds to the battery access contact in position;
the mainboard is connected with backend server through law enforcement record appearance's wireless communication module, and battery pack packs into and triggers the on-off switch action in the battery compartment, switches the battery power supply line and produces battery switching signal and send for the mainboard, and the mainboard acquires battery power supply information, and the battery switching signal that will have the timestamp sends for backend server.
2. A law enforcement recorder as claimed in claim 1, wherein: the on-off switch comprises a switch body and a trigger end, and a battery pack is arranged in the battery bin to extrude the trigger end to generate a battery switching signal;
or
The on-off switch comprises a main board contact and a second battery contact; the main board contact is connected with the main board, is positioned in the battery compartment and faces the battery assembly; the second battery contact is connected with the battery assembly and corresponds to the position of the mainboard contact; the battery pack is arranged in the battery bin, and the main board contact and the second battery contact are in contact connection to generate a battery switching signal.
3. A law enforcement recorder as claimed in claim 1, wherein: the clamping groove is located in the middle of the bottom surface of the battery bin and used for containing a user identification card.
4. A law enforcement recorder as claimed in claim 1, wherein: the battery access contact is positioned on the side part of the bottom surface of the battery compartment.
5. A law enforcement recorder according to claim 4, wherein: the first battery contact corresponds to the battery access contact in position, and the two contacts are in contact with each other to realize power supply of the law enforcement recorder body.
6. A law enforcement recorder as claimed in claim 1, wherein: the law enforcement recorder body is provided with a CPU and a wireless communication module.
7. A law enforcement recorder as claimed in claim 1, wherein: the mainboard is connected with the wireless communication module through the CPU.
8. A law enforcement recorder according to claim 7 wherein: the battery pack is located in the battery compartment, the on-off switch is triggered to generate a battery switching signal, and the battery switching signal is sent to the background server through the wireless communication module of the law enforcement recorder body through the mainboard.
9. A law enforcement recorder as claimed in claim 1, wherein: the law enforcement recorder body is also provided with a memory, and the battery switching signal is also sent to the memory to form a log file.
10. A law enforcement recorder as claimed in claim 1, wherein: the outside of the clamping groove is provided with a baffle, the clamping groove is provided with a nut, and the baffle covers the outside of the clamping groove through a fastener connected with the nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110999122.6A CN113691272B (en) | 2021-08-28 | 2021-08-28 | Law enforcement record appearance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110999122.6A CN113691272B (en) | 2021-08-28 | 2021-08-28 | Law enforcement record appearance |
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| CN113691272A true CN113691272A (en) | 2021-11-23 |
| CN113691272B CN113691272B (en) | 2023-03-07 |
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| CN202110999122.6A Active CN113691272B (en) | 2021-08-28 | 2021-08-28 | Law enforcement record appearance |
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| CN212969873U (en) * | 2020-10-16 | 2021-04-13 | 上海通铭信息科技股份有限公司 | Law enforcement record appearance that possesses speech recognition function |
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| CN113691272B (en) | 2023-03-07 |
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