30 results about "Acoustic equipment" patented technology

The application belongs to the technical field of sound equipment, and particularly relates to an integrated intelligent steering digital sound equipment. In view of the problem that the sound unit of the current sound equipment cannot follow the movement of the personnel to adjust the direction, the following scheme is provided, which comprises a main shell, a mesh panel, a sealing back plate, a front decorative panel and a rear decorative panel. A sound unit mounting groove is formed in the front side of the main shell. A steering assembly is mounted in the inside of the sound unit mounting groove. The inside of the steering assembly is mounted with a sound unit. A control panel is further arranged on the top of the main shell. The processor of the application generates data by real-time identification of the position of the human body through an algorithm, including the direction and the distance, and calibrates the generated direction and distance with the current position of the steering assembly. The four connecting rod telescopic assemblies in the steering assembly act in coordination to control the rotation of the four driving motors, so that the sound unit outputs sound aiming at the current position of the human body.

1. Name of the product in this design: Audio System (tide Yun). 2. Purpose of this design: This design is intended for use in audio equipment. 3. The key design features of this product are the combination of shape and pattern. 4. Images or photos that best illustrate the design key points: composite state diagrams.

This utility model discloses a speaker stand with easily adjustable counterweight. This speaker stand aims to solve the technical problem in existing technologies where increasing the weight of the speaker stand is inconvenient, causing additional vibrations through resonance, leading to sound distortion and affecting sound quality. It includes a base, a hollow column fixedly connected to the top surface of the base, a placement plate detachably connected to the top surface of the hollow column, a cable winding assembly inside the hollow column, and two symmetrically arranged extension support assemblies on the bottom surface of the placement plate. The cable winding assembly includes a partition fixedly connected to the inner wall of the hollow column. This utility model increases the weight of the speaker stand by injecting sand and gravel particles into the counterweight cavity. Appropriate counterweight can change the natural frequency of the stand, making it less likely to resonate with the vibration frequency generated by the audio equipment.

This utility model discloses a solar-powered portable emergency speaker device, belonging to the field of audio equipment technology. The device includes a housing, with an adjusting component fixedly installed on the upper center of the housing. A pair of support frames are fixedly installed on both sides of the adjusting component at the upper end of the housing. A mounting plate is provided on the rear side of the housing, and a solar panel is fixedly installed on the rear side of the mounting plate. A pair of snap-fit ​​components are fixedly installed on the front side of the mounting plate. With this mounting plate structure, during normal use, the mounting plate is fixed to the rear side of the housing. When the power is depleted during outdoor use, the operator can remove the entire mounting plate and snap it onto the upper end of the support frames. This allows for easy adjustment of the mounting plate according to the sunlight position, facilitating solar charging of the device to meet the needs of outdoor emergency use.

The utility model relates to technical field of sound equipment, and specifically is a portable sound box, including the shell of setting in the outer wall of sound box main part still including pull -out frame, first sound transmission slot, protection mechanism, locking mechanism and two second sound transmission slots, protection mechanism includes first protection board, two second protection boards, first sliding assembly, connecting assembly and two second sliding assemblies, locking mechanism includes two clamping blocks and two limiting components, when needing playing music, through manual dialing first handle descending, drive first protection board descending to make the sound that sound box main part sent can be from the first sound transmission slot to the outside, convenient to listen, when needing to the protection of sound equipment, through manual dialing first handle ascending, drive first protection board ascending, when dialing first handle descending does not influence sound box main part tone quality playing music, the first sound transmission slot and two second sound transmission slots that the shell opened are opened or closed to the convenient operation of sound equipment.

This application provides an audio speaker, relating to the field of acoustic equipment technology. The speaker includes: a cabinet; a loudspeaker connected to the cabinet; a partition disposed inside the cabinet, dividing the space within the cabinet into a main cavity and a secondary cavity, with the loudspeaker opposite the main cavity; multiple passive radiators, each disposed on an opposing surface of the cabinet and the partition; a linkage connecting the multiple passive radiators, used to actuate the multiple passive radiators; and a perforated component disposed within at least one of the main cavity and the secondary cavity. This speaker can reduce the resonant frequency of the acoustic system, while absorbing standing waves and excess reflected sound energy, reducing acoustic interference and nonlinear distortion, and preventing noticeable bass trailing and muddiness.

The utility model discloses a kind of acoustic shell with microphone lifting storage function, it is related to acoustic shell technical field, for the microphone of existing usually protruding on acoustic shell surface, not only destroy the overall aesthetic feeling of acoustic equipment, and microphone is separately placed in outside possibly there is the problem of loss, present and propose the following scheme, it includes acoustic shell, the display screen is connected in acoustic shell upper end one side, the display screen is rotating flip type structure, the storage platform is connected in acoustic shell interior, microphone is placed in the storage platform interior, and the storage platform one side is connected with rotating folding lifting structure, the utility model structure is novel, by fourth rotating plate and third rotating plate cooperation can automatically complete the lifting of storage platform or hide, so that microphone can be automatically hidden in acoustic shell interior when not using, keep the neat and aesthetic property of acoustic.

1. The name of the design product: equipment box. 2. The use of the design product: the design product is suitable for professional stage lighting, sound equipment and other rack-mounted equipment equipment box. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

Discussed is a sound apparatus for placement on a surface of a material, the sound apparatus including a sound generating module including a vibration apparatus configured to be displaced by an electric signal applied to the vibration apparatus. The sound generating module can be exposed to air on at least one side thereof. Also, a vehicular apparatus can include an interior material exposed at an internal space; and at least one or more sound generating apparatuses disposed at the interior material to output a sound to the internal space. The vehicular apparatus can include one or more of sound generating apparatuses.

1. Name of the product in this design: Speaker terminal. 2. Purpose of this design: It is used as a terminal block in audio equipment to connect the speaker (loudspeaker) and the power amplifier output line, serving the functions of electrical connection and signal transmission. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The application relates to the technical field of sound systems, and discloses a voltage identification and switching method and device for an adaptive sound system. The method comprises the following steps: resistance voltage division and rectification filtering are performed on an alternating-current input voltage to obtain a first direct-current level; when the first direct-current level is located in a first threshold interval, the first direct-current level is determined as a first voltage mode; when the first direct-current level is located in a second threshold interval, the first direct-current level is determined as a second voltage mode; a normally closed contact or a normally open contact in a relay is controlled to be closed; an alternating-current output voltage is generated according to the alternating-current input voltage; resistance voltage division and rectification filtering are performed on the alternating-current output voltage to obtain a second direct-current level; and the tap position and the effective number of turns of a second winding in a step-down transformer are adjusted according to the second direct-current level. The application ensures that the output voltage remains stable under the conditions of input voltage fluctuation and load change, and meets the strict requirements of sound equipment on power supply quality.

This application provides a bass reflex port and a speaker enclosure, relating to the field of acoustic equipment technology. The bass reflex port includes: a tube body, one end of which is inserted through the speaker enclosure and communicates with the outside of the enclosure; the other end of the tube body extends into the interior of the enclosure; the end of the tube body inside the enclosure is designated as an inner end, which is configured as a first horn opening; a first porous element is provided on the outer side wall and / or inner side wall of the first horn opening, or the first horn opening is entirely configured as a second porous element. This bass reflex port and speaker enclosure, through the porous structure of the first or second porous element, improve airflow and absorb airflow noise, reducing airflow noise generated inside the tube body due to turbulence, friction, and abrupt changes, thereby improving the acoustic performance and sound quality of the speaker enclosure.

1. Name of the product in this design: Speaker terminal. 2. Purpose of this design: It is used as a terminal block in audio equipment to connect the speaker (loudspeaker) and the power amplifier output line, serving the functions of electrical connection and signal transmission. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. Design 1 is designated as the basic design.

The utility model provides a kind of metal framework type low resonance sound box box, belong to acoustic equipment technical field, box, front aluminum alloy panel, multiple metal connecting rods being arranged along the depth direction of box, be arranged in the loudspeaker unit in the box inner cavity, by suspension installation mode fixed on the wooden box shell of metal framework.The utility model is connected by suspension isolation of loudspeaker unit and metal framework, significantly suppresses the resonance of box and reduces sound dyeing and distortion, integrated metal framework uses front and rear aluminum plate, with multiple metal connecting rods integrated through, enhanced structural stability, prevent deformation and loosening when large dynamic play, the overall design of aluminum alloy framework and aluminum alloy foot stand effectively dissipates mechanical energy, further reduces resonance, these improvements improve the sound purity and dynamic range of sound box, combined with the high strength of metal and the damping characteristics of wooden box shell, solve the various problems of traditional box.

Reduce factors that cause sound reflection. [Solution] The anechoic chamber 1 comprises a ceiling structure 2 including a plurality of ceiling sound-absorbing wedges 21 arranged in two dimensions and a sound-absorbing wedge insertion frame 22 that holds the plurality of ceiling sound-absorbing wedges 21, and a floor structure 3 including a plurality of floor sound-absorbing wedges 31 arranged in two dimensions, a plurality of mesh floors 33 that can be arranged in two dimensions between the ends of the floor sound-absorbing wedges 31 and the ends of the ceiling sound-absorbing wedges 21, and a support member 34 that supports the mesh floors 33. The ceiling structure 2 includes suspension wires 81 attached to the sound-absorbing wedge insertion frame 22 for positioning acoustic equipment 91 between the ceiling structure 2 and the floor structure 3. The floor structure 3 is switchable between an initial state T1 in which a plurality of mesh floors 33 are positioned between the floor sound-absorbing wedges 31 and the ceiling sound-absorbing wedges 21, and a test-start ready state T2 in which no plurality of mesh floors 33 are positioned between the floor sound-absorbing wedges 31 and the ceiling sound-absorbing wedges 21.

This utility model discloses a dynamic balancing structure for a neodymium iron boron (NdFeB) high-frequency voice coil, belonging to the field of audio equipment technology. The technical solution adopted by this utility model is a dynamic balancing structure for a NdFeB high-frequency voice coil, including a voice drive assembly. The voice drive assembly includes a T-iron, which has a base and a central post. An annular magnet assembly is sleeved on the outer side of the central post. A sliding gap exists between the annular magnet assembly and the central post. A voice coil assembly is slidably disposed within the sliding gap. A sealing element is provided at the upper end of the voice coil assembly. Several spiral fins are circumferentially spaced on the inner wall of the voice coil assembly. This utility model provides a continuous and stable limiting effect for the voice coil assembly through the sliding gap and the cooperation between the spiral fins and the spiral heat dissipation groove. The spiral structure of the internal airflow channel ensures orderly airflow, effectively playing an auxiliary limiting function and improving the stability of the voice coil vibration.

This application relates to the field of audio equipment technology and discloses a condenser microphone, including a power conversion module comprising a power supply module and a voltage regulator module. The output terminal of the power supply module is connected to the input terminal of the voltage regulator module. The power conversion module is used for preliminary processing of input power supply voltage conversion and adaptation. A gain enhancement module is also included, with the output terminal of the voltage regulator module connected to its input terminal. A high-impedance signal pre-adjustment module has its input terminal connected to the output terminal of the gain enhancement module. An OTL power module has its input terminal connected to the output terminal of the high-impedance signal pre-adjustment module, and its output terminal is connected to the input terminal of the power supply module. A bias module has its input terminal connected to the output terminal of the voltage regulator module, and the output terminals of the bias module are connected to both the high-impedance signal pre-adjustment module and the OTL power module. This application has the advantages of improving signal processing stability, reducing nonlinear distortion, and enhancing power supply voltage adaptation capability.

The application belongs to the technical field of hydrophones, and discloses a low-frequency hydrophone sensitivity calculation method and system based on equivalent parameters. The application is aimed at the problem that the existing low-frequency hydrophone sensitivity calibration method mainly depends on the output voltage of the hydrophone under specific excitation to deduce the sensitivity, and cannot directly quantitatively characterize the sensitivity from the piezoelectric material parameters. Starting from the equivalent parameters, the quantitative relationship between the piezoelectric constant and the equivalent parameters is obtained based on the axisymmetric mode and the spherical symmetric mode, and the sensitivity of the low-frequency hydrophone is quantitatively characterized in the forward direction through the average radius and the piezoelectric constant. The application realizes the accurate correlation between the acoustic quantity and the electrical quantity through the equivalent parameters, can provide a simple and effective analysis method for the characterization of the working characteristics of the hydrophone, and the measurement process of the equivalent parameters is relatively simple, without relying on complex external acoustic equipment, and can be completed through conventional electronic measurement equipment such as an impedance analyzer.

The utility model relates to sound equipment technical field, and disclose a kind of sound equipment with light effect, including base, the upper surface of base is inserted with sound body, the inside of sound body is provided with dynamic light component, dynamic light component includes glass sphere, the inner bottom wall of sound body is equipped with electric rotating platform, the upper surface of electric rotating platform is fixedly connected with magnet bar and multiple light effect module. This kind of sound equipment with light effect, overall through the synergies of sound wave, magnetic field, light effect and damping system realizes the unique dynamic audio-visual experience and optimizes equipment stability, magnetic fluid forms sharp structure under the action of magnetic field, after superimposed sound wave vibration, dynamic form is produced with frequency violent change, combine light effect module and irradiate on the surface of magnetic fluid to form the light and shadow effect of change, create the sound-light interactive art performance of extremely visual impact.

1. Name of this design product: Speaker knob (silicone). 2. Purpose of this design: This design is intended for use as an accessory for audio equipment. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The utility model discloses a portable hand generator relates to generator technical field, include: the organism, the one side of organism is provided with detachable rocker assembly, and the rotation of rocker assembly is used to drive the generator rotation in the inside organism, and the front fixed mounting of organism has the face cover, and the one side of organism is provided with the power taking side plate, and the inside below of organism is provided with the battery, and the power taking side plate is used for the charge -discharge of battery, and the one side of organism top is provided with the antenna, and the antenna is used for receiving and transmitting signal, and the one side top of organism is provided with the lighting module. This portable hand generator, need not like traditional gasoline generator, diesel generator or hand -operated generator, need not fuel, and manpower hand -shaking can generate electricity, and integrates multiple functions (such as radio listening, sound equipment, lighting module etc.) when designing, can satisfy more people more different scene's use in the open air.

The utility model discloses a kind of vehicle-mounted sound equipment, it includes outer storehouse, the outer surface of the outer storehouse is provided with connecting mechanism, the inside rotationally connected of the outer storehouse has threaded rod, the left side surface of the threaded rod is fixedly connected with rotating disc, the sliding table is provided with two, the side surface of the sliding table is fixedly connected with telescopic link, the telescopic link output end is fixedly connected with clamping arc plate, one end of the spring is fixedly connected in the side surface of clamping arc plate, the clamping arc plate is elastically connected in the side surface of sliding table by spring, the inside surface of the sliding table and sliding groove is slidably connected. Through the above structure, by setting connecting mechanism, sliding table and clamping arc plate and the like structure, two clamping arc plates can be clamped stable to sound, play the effect of clamping, threaded rod can be two clamping arc plates mutually close and far away, first screw rod can be rotating block angle fixed, for application vehicle central control angle, play the effect of fixed angle.

1. Name of the product in this design: Speaker terminal. 2. Purpose of this design: It is used as a terminal block in audio equipment to connect the speaker (loudspeaker) and the power amplifier output line, serving the functions of electrical connection and signal transmission. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

This item is used, for example, by being mounted on a wall, and is used to adjust the volume of audio equipment, etc., by operating a knob.

The utility model discloses a touch computer of built -in telephone module belongs to touch computer technical field. Including moving plate and guide rail, the symmetry of moving plate's side wall bottom end is provided with guide rail, the outside of guide rail is provided with the interface disc, the outside of interface disc is provided with top plate, the outside of top plate is provided with side plate, is installed on the side wall of side plate and is provided with support frame, the side away from side plate of support frame is installed with first touch computer, the both sides of support frame all are provided with the interface frame, the outside of interface frame all is installed with second touch computer, the top of support frame is installed with the acoustic equipment. The utility model not only realized touch computer convenient rotation angle and carried out multi -screen display, facilitated the convenient operation use of multiple screen, and also facilitated convenient multistage rotation adjustment position, increased the range of user's watching use, improved the convenience of touch computer multi -screen operation use.

The embodiment of the specification provides a sound equipment parameter calibration method and system, the method comprises: acquiring pointing data of a remote control device; based on the pointing data, determining a candidate target loudspeaker; controlling the candidate target loudspeaker to emit a test signal, and controlling a light-emitting device to emit a light beam pointing to the candidate target loudspeaker; in response to determining that the candidate target loudspeaker emitting the test signal and the candidate target loudspeaker irradiated by the light beam are the same to-be-adjusted loudspeaker, determining that the candidate target loudspeaker is a target loudspeaker and generating an audio adjustment parameter; and controlling the target loudspeaker to operate based on the audio adjustment parameter.

The application provides a convenient-to-move sound equipment for cultural and travel propaganda, and relates to the technical field of sound equipment, which comprises a support, a sound body provided on the support, first clamping grooves provided on the two sides of the sound body, installation blocks symmetrically and fixedly installed on one side of the support, second clamping grooves provided on the sides of the two installation blocks away from each other, an installation frame provided above the two installation blocks, rainproof plates provided in the installation frame, side plates symmetrically provided in the two rainproof plates, a quick-release assembly, and the quick-release assembly is located on the installation frame and is used for fixing the installation frame. Through the combined arrangement of the rotatable damping rainproof plate, the sliding side plate and the inclined installation frame, the sound body and the propaganda poster are protected in all directions, the protection range can be flexibly adjusted according to the weather, the use requirements of different outdoor cultural and travel scenes are adapted, the viewing comfort of the poster is improved through the inclined structure, the equipment is prevented from being damaged by guiding the rainwater to slide off, and the protection and display adaptability are considered.

The utility model discloses a convenient to detach's commercial ceiling loudspeaker belongs to loudspeaker equipment technical field, including the loudspeaker shell, the bottom of loudspeaker shell is provided with the installation component, the inside of installation component is provided with fixed component, the one side fixedly connected with extrusion column of rotating ring is close to loudspeaker shell, the inside fixedly connected with fixed column of mounting seat, the outside wall fixedly connected with clock spring of fixed column, the one end fixedly connected with fixed block of clock spring is away from fixed column. The convenient to detach's commercial ceiling loudspeaker, through the rotation of lever drive gear and make rotating ring carry out the rotation in the inside of mounting seat, make rotating ring drive extrusion column and extrude fixed block to the rotating ring, so that fixed block rotates around fixed column, make fixed block enter the inside of top plate, under the clamping of the lower edge of mounting seat and fixed block, make loudspeaker main body install on top plate, and then through the rotation of rotating lever, can quick installation and disassembly to loudspeaker main body.

This utility model discloses a splicing and hoisting structure for a studio lighting grid, including a main body, an adjustment mechanism, a connecting mechanism, and a cooperating mechanism. The adjustment mechanism includes an adjustment frame and a pressing component, the connecting mechanism includes a connecting frame and a roller, and the cooperating mechanism includes a fitting component and an extension rod. With the cooperation of the above mechanisms, this device can adjust the placement of lighting and sound equipment according to the needs of shooting or performance, meeting the requirements of different angles and effects. Since studios may have different program and scene requirements, the adjustment function allows the equipment to be flexibly adjusted to adapt to various occasions. In addition, the stable connection of the connecting frame and the adjustment frame ensures the stability of the equipment during use, avoiding the falling or displacement of lighting, sound, and other equipment due to vibration or external force. Moreover, by using different models of connecting frames, it can easily accommodate various types and specifications of equipment, avoiding problems caused by incompatibility.