CN115333669A

CN115333669A - Recording interference equipment

Info

Publication number: CN115333669A
Application number: CN202210974420.4A
Authority: CN
Inventors: 卢泓材; 陈龙
Original assignee: Shenzhen Anweipu Technology Co ltd
Current assignee: Shenzhen Anweipu Technology Co ltd
Priority date: 2022-07-04
Filing date: 2022-08-15
Publication date: 2022-11-11

Abstract

The invention provides recording interference equipment which comprises a shell and an ultrasonic interference component, wherein the ultrasonic interference component is arranged inside the shell, a groove is formed in the bottom surface of the shell, a plurality of interfaces are arranged in the groove and are electrically connected with the ultrasonic interference component, a wire groove is further formed in the bottom surface of the shell and is communicated with the groove and the outer side of the shell. The invention has the advantages of strong camouflage and the like.

Description

Recording interference equipment

Technical Field

The invention relates to the technical field of recording interference, in particular to recording interference equipment.

Background

The existing anti-recording technology comprises a white noise method, an electromagnetic interference method and an ultrasonic interference method, wherein the ultrasonic interference method interferes the normal work of recording equipment by emitting ultrasonic waves, so that the anti-recording function is realized. The ultrasonic recording shielding device is an important product in the existing anti-recording products, and in order to achieve a good shielding effect, the working face of the device is required to be opposite to a shielding area as much as possible. If the presence of the device is detected by the presence personnel, the shielding area can be intentionally avoided, and the recording shielding effect can be disabled. In order to avoid the invalidation of the function of the anti-recording device by the prevention of the presence of persons, the anti-recording device has a requirement of concealment.

However, the concealment and the aesthetic property of the existing anti-recording device are not good, one reason is that the wiring arrangement is not reasonable enough, and a user can often detect the existence of the device through the wiring arrangement. Therefore, under the requirement of concealment, how to arrange the routing and improve the concealment of the product is a technical problem to be solved urgently.

Disclosure of Invention

The invention aims to provide a recording interference device which has the advantage of strong camouflage.

In order to achieve the above purpose, the solution of the invention is as follows:

the utility model provides a recording interference equipment, includes casing and ultrasonic interference subassembly, the ultrasonic interference subassembly sets up inside the casing, set up flutedly on the bottom surface of casing, be provided with the interface in the recess, the interface with the ultrasonic interference subassembly electricity is connected, the wire casing has still been seted up on the bottom surface of casing, the wire casing intercommunication the recess with the outside of casing, the bottom surface does recording interference equipment is used for the surface that contacts with outside supporter.

In some embodiments, the interface is disposed on a side wall of the groove, and the wire slot is used for clamping and fixing a network cable or a power line connected with the interface, so that the network cable or the power line is routed in the groove.

In some embodiments, the interfaces include a network cable interface and a power interface, the network cable interface is used for connecting a network cable, the power interface is used for connecting a power line, and each interface corresponds to one of the wire slots.

In some embodiments, the bottom surface of the shell is further provided with a switch control key, a networking state indicator lamp and a recording shielding indicator lamp, the shell is provided with meshes, and the inner surface of the shell is provided with a dustproof gauze.

In some embodiments, the ultrasonic interference component includes a main board, an ultrasonic driving board, and a plurality of ultrasonic device boards, where the plurality of ultrasonic device boards are each provided with a plurality of ultrasonic transmitters, the main board is configured to generate a plurality of high-frequency pulse signals with different frequencies, the high-frequency pulse signals are amplified and driven by the ultrasonic driving board and then output to the ultrasonic transmitters, and the ultrasonic transmitters correspondingly transmit ultrasonic signals.

In some embodiments, through holes are formed in the main board, and/or the ultrasonic drive board, and/or the plurality of ultrasonic device boards, and the through holes are used for air circulation inside the recording interference equipment, so that heat dissipation of the recording interference equipment is facilitated.

In some embodiments, the main board and the ultrasonic drive board are fixedly connected to the inner side of the housing, the ultrasonic drive board and the main board are arranged in parallel up and down, the housing is a cuboid, the plurality of ultrasonic device boards are four groups, and the plurality of ultrasonic device boards are respectively arranged in parallel and opposite to the side surface of the housing.

In some embodiments, a white noise interference module is disposed within the housing, and the white noise interference module is electrically connected to the motherboard.

In some embodiments, the main board is further provided with one or more of a communication module, a power detection module and a power alarm module.

In some embodiments, the communication module includes a bluetooth module and a wired connection module.

In this application, after adopting above-mentioned technical scheme, set up the recess through the bottom surface at the casing to with net twine and power cord etc. and the interior interface connection of recess, made things convenient for to walk the line camouflage.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is an overall schematic view provided by the present invention;

FIG. 2 is a schematic illustration of an explosion provided by the present invention;

fig. 3 is a bottom schematic view of the housing provided by the present invention.

In the figure: 100. a housing; 101. a shell cover; 102. an ultrasonic drive plate; 103. a main board; 104. a white noise interference module; 105. an ultrasonic device panel; 1051. an ultrasonic transmitter; 106. a chassis; 1061. a groove; 1062. a wire slot; 1063. a networking status indicator light; 1064. a recording shielding indicator light; 1065. a switch control key; 1066. a network cable interface; 1067. a power interface; 1068. a foot pad.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature. The terms "vertical," "horizontal," "left," "right," "up," "down," and similar expressions are used for the purpose of illustration only and do not indicate or imply that the device or element so referred to must be oriented, constructed and operated in a specific orientation and therefore should not be construed as limiting the invention.

The embodiment is as follows:

referring to fig. 1 and 3, a recording interference device includes a housing 100 and an ultrasonic interference component, the ultrasonic interference component is disposed inside the housing 100, a groove 1061 is disposed on a bottom surface of the housing 100, a plurality of interfaces are disposed in the groove 1061, the plurality of interfaces are electrically connected to the ultrasonic interference component, a slot 1062 is further disposed on the bottom surface of the housing 100, and the slot 1062 communicates the groove 1061 with an outer side of the housing 100.

The housing 100 is made of, for example, but not limited to, plastic or metal, the metal may have better rigidity and is favorable for conducting heat inside the device, and the plastic may reduce the weight of the device.

In this embodiment, can divide into chassis 106 with casing 100 and cover cap 101 on the chassis, recess 1061 through setting up in the outside of chassis 106, set up the interface in recess 1061, let net twine and power cord etc. walk the line behind the intercommunication interface in recess 1061, and lead to the outside through the wire casing 1062 of seting up, wire casing 1062 still is with the net twine, power ply-yarn card fastening is fixed, thereby walk the line, it is convenient to conceal, do benefit to the recording interference that realizes 360 scopes, also make equipment can steadily place on the plane, when placing on the desk that is provided with the line hole on the desktop, net twine and power cord need not pass through wire casing 1062, directly pass the line hole on the desk in the recess.

Further, the interfaces include a network cable interface 1066 and a power interface 1067. The network cable interface 1066 is configured to perform wired networking on the recording interference device and the control host, so that the recording interference device can respond to a control instruction issued by the control host, and perform an on-off operation, and the like.

Further, a switch control key 1065, a networking status indicator 1063 and a recording shielding indicator 1064 are disposed on the bottom surface of the housing 100.

In this embodiment, the operating condition of the switch control device is set on the bottom surface, so that the device is more concealed, the operating condition of the device is clearly known by the user who uses the colors of the networking status indicator light 1063 and the recording shielding indicator light 1064, and the device is set on the bottom surface and is not easy to be found, so that the concealment of the device can be further improved.

Further, the casing is provided with the mesh, and the internal surface of casing is provided with dustproof gauze.

In this embodiment, set up the mesh and can make the better transmission of ultrasonic wave propagate, the dustproof gauze that sets up in inside carries out dustproof protection to each electronic component of inside, can also set up callus on the sole 1068 in the bottom surface of casing 100 and make placing of equipment more steady, and the lid 101 part in casing 100 adopts the heat dissipation that metal material can be better.

As shown in fig. 2, further, the ultrasonic interference component includes a main board (103), an ultrasonic driving board (102) and a plurality of ultrasonic device boards (105), wherein the plurality of ultrasonic device boards (105) are respectively provided with a plurality of ultrasonic transmitters (1051), the main board (103) is configured to generate a plurality of high-frequency pulse signals with different frequencies, the high-frequency pulse signals are amplified and driven by the ultrasonic driving board (102) and then output to the ultrasonic transmitters (1051), and the ultrasonic transmitters (1051) correspondingly transmit ultrasonic signals.

In this embodiment, the ultrasonic interference component includes a main board 103, an ultrasonic driving board 102, and a plurality of ultrasonic device boards 105, where the main board 103 is electrically connected to the plurality of interfaces, the main board 103 is electrically connected to the ultrasonic driving board 102, and the plurality of ultrasonic device boards 105 are electrically connected to the ultrasonic driving board 102. The main board 103 is provided with a chip, and the ultrasonic device boards 105 are provided with a plurality of ultrasonic transmitters 1051.

A chip on the motherboard 103 generates an ultrasonic frequency mixing data model and transmits signals to the ultrasonic drive board 102, and the chip may be a Micro Controller Unit (MCU) chip or a Programmable Array logic (FPGA) chip, which is not limited herein. .

The ultrasonic drive plate 102 of independent setting has reduced the required plane size of placing equipment, and separately independent setting with mainboard 103 and ultrasonic drive plate 102 for equipment has more sufficient heat dissipation space, has reduced the long-pending heat of equipment, has improved the running life of equipment.

The ultrasonic device board 105 is a circuit board provided with a plurality of ultrasonic transmitters 1051, the plurality of ultrasonic transmitters 1051 may be arranged in an array or in a non-array, the plurality of ultrasonic transmitters 1051 are controlled by the ultrasonic drive board 102, so that single control, group control or group control can be realized, and at least two ultrasonic signals with different frequencies can be simultaneously transmitted outwards. When the array arrangement is adopted, the radiated ultrasonic wave signals can have better directivity, and have stronger radiation sound pressure in the radiation direction.

Optionally, through holes are formed in the main board 103, the ultrasonic drive board 102, and the plurality of ultrasonic device boards 105. Some through holes are formed in the main board 103, the ultrasonic drive board 102 and the ultrasonic device boards 105, so that air circulation inside the equipment can be facilitated, and heat dissipation of the equipment is facilitated.

Further, the main board 103 and the ultrasonic drive board 102 are fixedly connected to the inner side of the casing 100, the ultrasonic drive board 102 is arranged above the main board 103 in parallel, the casing 100 is a cuboid, the plurality of ultrasonic device boards 105 are 4 groups, and the plurality of ultrasonic device boards 105 are respectively arranged in parallel and opposite to the side surface of the casing 100.

In this embodiment, the ultrasonic drive board 102 and the main board 103 are arranged in parallel up and down, so that the device can dissipate heat more effectively, the structure is optimized, and the fan-shaped shielding region emitted by each ultrasonic device board 105 can interfere with the recording within a range of 360 degrees more strictly. The casing is set to be a cuboid, so that the device is similar to electronic appliances such as a sound box, the concealment is further improved, and meanwhile, the casing can be made of plastic or metal materials.

Further, a white noise interference module 104 is arranged in the housing 106, and the white noise interference module 104 is electrically connected with the main board 103.

Further, the main board 103 is further provided with a communication module, a power detection module and a power alarm module. The equipment can be controlled by the communication module to execute opening and closing operations, the product can upload the running data of the equipment through the communication module, for example, the current running power detected by the power detection module and send an alarm through the communication module when the power is too high, a wireless remote control module can be further arranged on the mainboard 103, and the network cable interface 1066 comprises an RJ11 interface and the like.

Further, the communication module comprises a Bluetooth module and a wired connection module. The communication module is provided with a plurality of communication modes, wired/Bluetooth networking can be carried out through the communication module and the control gateway, the opening and closing operation is carried out under the control of the control gateway, and a user can conveniently control the device in a plurality of modes, such as mobile phone control, remote controller control and the like.

The use process comprises the following steps: the power line is connected with the interface in the groove 1061, the wire is arranged in the groove 1061, the switch is turned on and off, and the recording shielding indicator 1064 of the device is turned on to normally work. Then, the chip on the motherboard 103 generates high-frequency pulse signals of at least two frequencies and transmits the signals to the ultrasonic drive board 102 through the motherboard 103. The high-frequency pulse signals are amplified and driven by the ultrasonic drive board (102) and then output to the ultrasonic transmitter 1051, and the ultrasonic transmitter 1051 correspondingly sends out ultrasonic signals. After the ultrasonic signals propagate in the air, a mixing phenomenon occurs. When mixing, a phenomenon occurs in which the frequencies of a plurality of signals are added or subtracted to generate new signals of a plurality of frequencies. And the ultrasonic wave signal that this product sent, the frequency that appears the difference frequency at last is in audible frequency range, and these difference frequency signals can be picked up by the microphone, form the sound masking effect, the valuable audio frequency of having covered the recording equipment and logging in, and can't filter, so realized the recording shielding effect, place the device on the desktop and directly pass the desktop through recess 1061 and wire groove 1062 wiring or through recess 1061.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalents or improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a recording interference equipment, its characterized in that includes casing (100) and ultrasonic wave interference subassembly, the ultrasonic wave interference subassembly sets up inside casing (100), recess (1061) has been seted up on the bottom surface of casing (100), be provided with the interface in recess (1061), the interface with the ultrasonic wave interference subassembly electricity is connected, wire casing (1062) have still been seted up on the bottom surface of casing (100), wire casing (1062) intercommunication recess (1061) with the outside of casing (100), the bottom surface does recording interference equipment is used for the surface with the external support thing contact.

2. The recording interference apparatus of claim 1, characterized in that the interface is disposed on the sidewall of the recess (1061), and the slot (1062) is used for clamping and fixing the network cable or power cable connected with the interface, so that the network cable or power cable is routed in the recess (1061).

3. The recording interference device according to claim 2, wherein the interface comprises a network cable interface (1066) and a power interface (1067), the network cable interface (1066) is used for connecting a network cable, and the power interface (1067) is used for connecting a power line, wherein each interface corresponds to one of the wire slots (1062).

4. The recording interference device according to claim 2, characterized in that a switch control key (1065), a networking status indicator lamp (1063) and a recording shielding indicator lamp (1064) are further disposed on the bottom surface of the housing (100), the housing (100) is provided with a mesh, and the inner surface of the housing (100) is provided with a dust screen.

5. The recording interference device according to any one of claims 1-4, wherein the ultrasonic interference component comprises a main board (103), an ultrasonic driving board (102), and a plurality of ultrasonic device boards (105), each of the plurality of ultrasonic device boards (105) is provided with a plurality of ultrasonic transmitters (1051), the main board (103) is configured to generate a plurality of high-frequency pulse signals with different frequencies, the high-frequency pulse signals are amplified and driven by the ultrasonic driving board (102) and then output to the ultrasonic transmitters (1051), and the ultrasonic transmitters (1051) correspondingly emit ultrasonic signals.

6. The recording interference device according to claim 5, wherein the main board (103), and/or the ultrasonic driving board (102), and/or the plurality of ultrasonic device boards (105) are provided with through holes, and the through holes are used for air circulation inside the recording interference device, thereby facilitating heat dissipation of the recording interference device.

7. The recording interference device according to claim 5, wherein the main board (103) and the ultrasonic drive board (102) are fixedly connected to the inner side of the housing (100), the ultrasonic drive board (102) and the main board (103) are arranged in parallel up and down, the housing (100) is a rectangular parallelepiped, the plurality of ultrasonic device boards (105) are four groups, and the four groups of ultrasonic device boards (105) are respectively arranged in parallel and opposite to the side surfaces of the housing (100).

8. The recording interference device of claim 7, characterized in that a white noise interference module (104) is disposed in the housing (106), and the white noise interference module (104) is electrically connected with the main board (103).

9. The recording interference device according to claim 8, characterized in that the main board (103) is further provided with any one or more of a communication module, a power detection module and a power alarm module.

10. The sound recording interference device of claim 9, wherein the communication module comprises a bluetooth module and a wired connection module.