Directional high-frequency loudspeaker

Abstract

The utility model discloses a directional high-frequency loudspeaker, which comprises a base, an orientation mechanism is arranged above the base, the orientation mechanism comprises a shaft sleeve A, a driving shaft, a servo motor A, a supporting table A, a shaft sleeve B, a servo motor B and a supporting table B, a lifting mechanism is arranged above the orientation mechanism, and a mounting mechanism is arranged on one side of the lifting mechanism; a servo motor A is arranged, the servo motor A drives a supporting table A to rotate through a driving shaft so as to adjust transverse inclination of a workbench, a servo motor B is arranged, the servo motor B drives a supporting table B to rotate so as to adjust longitudinal inclination of the workbench, the servo motor A is matched with the servo motor B so as to point to the whole semispherical surface above the workbench, and the whole semispherical surface above the workbench can be adjusted. According to the directional high-frequency loudspeaker, the position adjusting range of the loudspeaker is expanded, the electric push rod A is arranged and drives the workbench to ascend and descend, so that the sounding distance is adjusted, and the functionality of the directional high-frequency loudspeaker is enriched.

Description

Technical Field

[0001] The utility model relates to the technical field of high-frequency loudspeaker equipment, in particular to a directional high-frequency loudspeaker. Background Art

[0002] As the name implies, a high-frequency speaker is a speaker unit that is used to play back high-frequency sounds. Its structural forms mainly include the trumpet type, cone type, dome type and aluminum ribbon type. The speaker, also known as the "horn", is an electroacoustic transducer and is very common in the electroacoustic field. The audio power causes the cone or diaphragm to vibrate the surrounding air through electromagnetic, piezoelectric or electrostatic effects to create sound.

[0003] In the prior art, the Chinese utility model patent with authorization announcement number CN 206118004 U discloses a directional high-frequency loudspeaker, including a permanent magnet and a controller, wherein the controller is embedded and installed inside the directional board, and a single-chip microcomputer is installed inside the controller, a wireless transceiver is installed on the single-chip microcomputer, a memory is installed on one side of the wireless transceiver, a micro hydraulic pump is installed behind the controller, a hydraulic rod is installed on the micro hydraulic pump, a slide rail is installed inside the directional board, and a support rod is installed below the latch. The utility model is equipped with a professional directional board, and a controller is arranged inside the directional board. An external intelligent device can wirelessly control the single-chip microcomputer, and the position of the loudspeaker body is adjusted by using a micro hydraulic pump according to the different positions of the crowd, so as to realize directional pronunciation, which is convenient and quick, and a sound collecting cover is arranged on the outer ring of the loudspeaker body, which can prevent the sound effect from spreading, improve the sound quality and volume, create a stereo sound quality effect, and save electricity at the same time.

[0004] Compared with the prior art, there are problems: the existing partially directional high-frequency speakers have a limited adjustment range during the speaker position adjustment process and cannot adjust the sounding distance, resulting in the functionality of the directional high-frequency speakers to be improved.

[0005] Therefore, it is necessary to invent a directional high-frequency loudspeaker. Utility Model Content

[0006] The utility model aims to overcome the shortcomings of the prior art and provide a directional high-frequency loudspeaker.

[0007] The utility model solves the technical problem through the following technical scheme: it comprises a base, an orientation mechanism is arranged above the base, the orientation mechanism comprises a sleeve A, the sleeve A is welded to the middle position of the base, a driving shaft is arranged inside the sleeve A, a servo motor A is arranged at one end of the driving shaft, a support platform A is arranged at the middle position of the driving shaft, a sleeve B is arranged at the middle position of the support platform A, a servo motor B is arranged at one end of the sleeve B, a support platform B is arranged at the rotating end of the servo motor B, a lifting mechanism is arranged above the orientation mechanism, and a mounting mechanism is arranged on one side of the lifting mechanism.

[0008] As a further solution of the utility model: the lifting mechanism includes a driving chamber, the driving chamber is cut in the middle position of the support platform B, an electric push rod A is arranged at the bottom of the driving chamber, and a workbench is arranged at the extended end of the electric push rod A.

[0009] As a further solution of the utility model: the installation mechanism includes a cavity, the cavity is cut on one side of the workbench, an electric push rod B is arranged at the bottom of the cavity, a push plate is arranged at the extended end of the electric push rod B, and a clamping block is arranged at one end of the push plate.

[0010] As a further solution of the utility model: a speaker body is arranged above the workbench, and a diffusion cover is arranged at one end of the speaker body.

[0011] As a further solution of the utility model: a plurality of locking universal wheels are arranged below the base.

[0012] As a further solution of the utility model: a plurality of limiting grooves are arranged above the workbench, and the push plate is slidably connected to the limiting grooves.

[0013] As a further solution of the utility model: the outer wall of the clamping block is provided with a plurality of rubber strips.

[0014] In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0015] 1. A servo motor A is provided, which drives the support platform A to rotate through the driving shaft to adjust the lateral inclination of the workbench. A servo motor B is provided, which drives the support platform B to rotate, thereby adjusting the longitudinal inclination of the workbench. The servo motor A cooperates with the servo motor B to point the entire hemispherical surface above the workbench, thereby expanding the adjustment range of the speaker position. An electric push rod A is provided, which drives the workbench to rise and fall, thereby adjusting the pronunciation distance, enriching the functionality of the directional high-frequency speaker;

[0016] 2. By providing an electric push rod B, the electric push rod B is evenly distributed along the circumferential direction. The electric push rod B drives the push plate to slide along the limit groove, thereby driving the clamping block to approach or move away from the center of the workbench. Under the action of multiple rubber strips, the device can quickly clamp or disassemble speakers of various specifications, thereby improving the degree of automation of directional high-frequency speakers. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It shows an isometric structural schematic diagram provided according to an embodiment of the utility model;

[0018] Figure 2 A schematic diagram of a front cross-sectional structure provided according to an embodiment of the utility model is shown;

[0019] Figure 3 A schematic diagram of a side cross-sectional structure provided according to an embodiment of the utility model is shown;

[0020] Figure 4 The utility model provides a Figure 2 A schematic diagram of the partially enlarged structure at center A;

[0021] Figure 5 The utility model provides a Figure 3 Schematic diagram of the local enlarged structure at point B in the middle.

[0022] Legend:

[0023] 100, base; 110, speaker body; 120, diffuser; 130, locking universal wheel; 140, limit groove; 150, rubber strip; 101, bushing A; 102, drive shaft; 103, servo motor A; 104, support platform A; 105, bushing B; 106, servo motor B; 107, support platform B; 201, drive chamber; 202, electric push rod A; 203, workbench; 301, cavity; 302, electric push rod B; 303, push plate; 304, clamping block. DETAILED DESCRIPTION

[0024] In the following, only some exemplary embodiments are briefly described. As those skilled in the art will appreciate, the described embodiments may be modified in various ways without departing from the spirit or scope of the present invention. Therefore, the drawings and descriptions are considered to be exemplary and non-restrictive in nature.

[0025] In the present utility model, unless otherwise clearly stipulated and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0026] The embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

[0027] Embodiment 1:

[0028] like Figure 1-4 As shown, a directional high-frequency loudspeaker comprises a base 100, a directional mechanism is arranged above the base 100, the directional mechanism comprises a sleeve A101, the sleeve A101 is welded to the middle position of the base 100, a driving shaft 102 is rotatably connected inside the sleeve A101, a servo motor A103 is fixed to one end of the driving shaft 102 by bolts, a support platform A104 is fixed to the middle position of the driving shaft 102 by bolts, a sleeve B105 is welded to the middle position of the support platform A104, and one end of the sleeve B105 is fixed to the middle position of the support platform A104 by bolts. A servo motor B106 is fixed, and the rotating end of the servo motor B106 is fixed to a support platform B107 by bolts. A lifting mechanism is arranged above the orienting mechanism, and a mounting mechanism is arranged on one side of the lifting mechanism. The lifting mechanism includes a driving chamber 201, and the driving chamber 201 is cut in the middle position of the support platform B107. An electric push rod A202 is fixed to the bottom of the driving chamber 201 by bolts, and the extended end of the electric push rod A202 is fixed to a workbench 203 by bolts. A plurality of locking universal wheels 130 are fixed to the bottom of the base 100 by bolts.

[0029] In this embodiment, a servo motor A103 is provided, and the servo motor A103 drives the support platform A104 to rotate through the driving shaft 102, so as to adjust the lateral inclination of the workbench 203. A servo motor B106 is provided, and the servo motor B106 drives the support platform B107 to rotate, so as to adjust the longitudinal inclination of the workbench 203. The servo motor A103 cooperates with the servo motor B106 to point the entire hemispherical surface above the workbench 203, thereby expanding the adjustment range of the speaker position. An electric push rod A202 is provided, and the electric push rod A202 drives the workbench 203 to rise and fall, so as to adjust the pronunciation distance, thereby enriching the functionality of the directional high-frequency speaker.

[0030] Embodiment 2:

[0031] like Figure 1-5 As shown, a directional high-frequency loudspeaker, the mounting mechanism includes a cavity 301, the cavity 301 is cut on one side of a workbench 203, an electric push rod B302 is fixed to the bottom of the cavity 301 by bolts, a push plate 303 is fixed to the extended end of the electric push rod B302 by bolts, one end of the push plate 303 is fixed to a clamping block 304 by bolts, a plurality of rubber strips 150 are fixed to the outer wall of the clamping block 304 by bolts, a loudspeaker body 110 is installed above the workbench 203, a diffusion cover 120 is fixed to one end of the loudspeaker body 110 by bolts, a plurality of limiting grooves 140 are cut above the workbench 203, and the push plate 303 is slidably connected to the limiting grooves 140.

[0032] In this embodiment, an electric push rod B302 is provided, and the electric push rod B302 is evenly distributed along the circumferential direction. The electric push rod B302 drives the push plate 303 to slide along the limiting groove 140, thereby driving the clamping block 304 to approach or move away from the center of the workbench 203. Under the action of multiple rubber strips 150, the device can quickly clamp or disassemble speakers of various specifications, thereby improving the degree of automation of the directional high-frequency speaker.

[0033] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A directional high-frequency loudspeaker, characterized in that: The invention comprises a base (100), wherein an orientation mechanism is arranged above the base (100), wherein the orientation mechanism comprises a sleeve A (101), wherein the sleeve A (101) is welded to the middle position of the base (100), wherein a driving shaft (102) is arranged inside the sleeve A (101), wherein a servo motor A (103) is arranged at one end of the driving shaft (102), wherein a support platform A (104) is arranged at the middle position of the driving shaft (102), wherein a sleeve B (105) is arranged at the middle position of the support platform A (104), wherein a servo motor B (106) is arranged at one end of the sleeve B (105), wherein a support platform B (107) is arranged at the rotating end of the servo motor B (106), wherein a lifting mechanism is arranged above the orientation mechanism, and wherein a mounting mechanism is arranged at one side of the lifting mechanism.

2. A directional high-frequency loudspeaker according to claim 1, characterized in that: The lifting mechanism comprises a driving chamber (201), wherein the driving chamber (201) is cut at the middle position of the supporting platform B (107), an electric push rod A (202) is arranged at the bottom of the driving chamber (201), and a working table (203) is arranged at the extended end of the electric push rod A (202).

3. A directional high-frequency loudspeaker according to claim 2, characterized in that: The mounting mechanism comprises a cavity (301), wherein the cavity (301) is cut on one side of a workbench (203), an electric push rod B (302) is arranged at the bottom of the cavity (301), a push plate (303) is arranged at the extended end of the electric push rod B (302), and a clamping block (304) is arranged at one end of the push plate (303).

4. A directional high-frequency loudspeaker according to claim 2, characterized in that: A speaker body (110) is arranged above the workbench (203), and a diffusion cover (120) is arranged at one end of the speaker body (110).

5. The directional high-frequency loudspeaker according to claim 1, characterized in that: A plurality of locking universal wheels (130) are arranged below the base (100).

6. A directional high-frequency loudspeaker according to claim 3, characterized in that: A plurality of limiting grooves (140) are arranged above the workbench (203), and the push plate (303) is slidably connected to the limiting grooves (140).

7. A directional high-frequency loudspeaker according to claim 3, characterized in that: The outer wall of the clamping block (304) is provided with a plurality of rubber strips (150).

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