CN216491011U

CN216491011U - Sound post capable of freely combining directions of loudspeakers

Info

Publication number: CN216491011U
Application number: CN202123080496.2U
Authority: CN
Inventors: 张德顺; 魏涛
Original assignee: Jiashan Future Sound Co ltd
Current assignee: Jiaxing Zhongkai Electronics Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-05-10
Anticipated expiration: 2031-12-09

Abstract

The utility model discloses a sound column of but independent assortment speaker direction, include: a housing including a mounting plate; the surface symmetry of mounting panel is provided with two sets of stereo set subassemblies, the stereo set subassembly includes two speakers and a passive radiator, passive radiator is located the outside, the speaker is fixed in through the slope fixing base that can change the speaker orientation on the mounting panel. The utility model discloses an increase two bass passive radiators in sound column both sides, compensatied the not enough function of bass of four middle speakers, simultaneously, can be so that sound column sound is more mellow and more moist, and the low frequency is more favourable.

Description

Sound post capable of freely combining loudspeaker directions

Technical Field

The utility model relates to a stereo technical field especially involves a sound column of independent assortment speaker direction.

Background

The sound column is formed by arranging and combining a plurality of loudspeakers and connecting the loudspeakers in phase. The directional characteristic of the sound column is almost the same as that of a single loudspeaker in the horizontal direction, but the sound column is greatly improved in the vertical direction, and the sound column propagates in a wave mode in the horizontal direction, but has strong directional characteristic in the vertical direction to form a dish-shaped three-dimensional radiation effect. The popular speaking of the sound box is that a power amplifier is arranged in a main box body or a bass box body of the sound box, and the sound box generates sound after amplifying an audio signal, so that the sound of the sound box becomes louder.

When the existing sound post is used, a user cannot randomly change the direction of the loudspeaker according to the use environment, so that the sound post cannot exert the best effect, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's not enough, provide a sound column that can independent assortment speaker direction.

The utility model discloses a realize through following technical scheme:

a fret capable of freely combining the directions of a loudspeaker, comprising:

a housing including a mounting plate;

the surface symmetry of mounting panel is provided with two sets of stereo set subassemblies, the stereo set subassembly includes two speakers and a passive radiator, passive radiator is located the outside, the speaker is fixed in through the slope fixing base that can change the speaker orientation on the mounting panel.

The utility model discloses a further set up to: the shell body further comprises a shell body, and the shell body and the mounting plate are of an integrally formed structure.

The utility model discloses a further set up to: constitute the installation cavity between casing and the mounting panel, the installation cavity is used for supplying speaker and passive radiator to stretch into to the casing.

The utility model discloses a further set up to: the middle part of the surface of the mounting plate is also provided with a power amplifier control plate, and the two sound components are symmetrically arranged by taking the power amplifier control plate as the center.

The utility model discloses a further set up to: the surface of mounting panel uses the power amplifier control panel to be provided with two sets of stop gear as the center still symmetry, stop gear is used for installing the stereo set subassembly, stop gear includes two speaker mounting holes and a passive radiator mounting hole, passive radiator mounting hole is located the outside.

The utility model discloses a further set up to: the speaker mounting hole is the circular port, passive radiator mounting hole is oval hole, the speaker mounting hole with the inside homoring of passive radiator mounting hole is equipped with the spacing ring.

The utility model discloses a further set up to: the utility model discloses a loudspeaker, including slope fixing base, speaker, slope fixing base, the upper surface of slope fixing base is the slope setting, the locating hole that supplies the speaker to stretch into is worn to be equipped with at the center of slope fixing base, the lower surface of slope fixing base still is equipped with two spacing posts, spacing post is used for spacingly.

The utility model discloses a further set up to: every group two slope fixing bases of stereo set subassembly are reverse setting.

The utility model discloses a further set up to: the four inclined fixing seats of the two groups of sound components are in the same direction.

The utility model discloses a sound column of but independent assortment speaker direction compares with prior art:

the utility model adds two bass passive radiators on two sides of the sound column, which makes up the function of insufficient bass of the middle four loudspeakers, and simultaneously, the sound of the sound column is more mellow and the low frequency is more beneficial;

the utility model discloses a direction at two speakers of every group of stereo set subassembly is reverse setting, can make two speakers of every group of stereo set subassembly stagger certain angle, makes the directive property of whole sound column wider, and the audience can hear more high-quality sound from many angles;

the utility model discloses a can change the orientation that the speaker orientation was adjusted to the slope fixing base of speaker orientation, can adjust according to the in-service use environment, can reach best result of use.

The slope fixing base adopts threaded mode fixed, when needs are adjusted the angle, only need to incline the fixing base change can, simultaneously, slope fixing base lower surface is equipped with spacing post, makes things convenient for the installation of slope fixing base more, and is very convenient.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is a top view of the first embodiment of the present invention.

Fig. 3 is a schematic structural diagram of the housing of the present invention.

Fig. 4 is a top view of fig. 3.

Fig. 5 is a perspective view of the inclined fixing base of the present invention.

Fig. 6 is a side view of the inclined fixing base of the present invention.

Fig. 7 is another schematic structural diagram according to the first embodiment of the present invention.

Fig. 8 is a schematic structural diagram of a second embodiment of the present invention.

Fig. 9 is another schematic structural diagram of the second embodiment of the present invention.

The corresponding part names indicated by the numbers and letters in the drawings:

wherein: 100. a housing; 101. a shell body; 102. mounting a plate; 103. an accommodating chamber; 200. a sound component; 201. a speaker; 202. a passive radiator; 203. an inclined fixed seat; 203a, positioning holes; 203b and a limiting column; 300. a power amplifier control board; 400. a limiting installation mechanism; 401. a speaker mounting hole; 402. a passive radiator mounting hole; 403. a limit ring.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used to indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are used only for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms will be understood by those skilled in the art according to the specific circumstances.

The first embodiment is as follows:

referring to fig. 1 to 7, a fret capable of freely combining directions of speakers includes: a housing 100, the housing 100 including a mounting plate 102; the sound assembly 200, two groups of sound assemblies 200 are symmetrically arranged on the surface of the mounting plate 102, the sound assembly 200 comprises two loudspeakers 201 and a passive radiator 202, the passive radiator 202 is positioned at the outermost side, and the loudspeakers 201 are fixed on the mounting plate 102 through an inclined fixing seat 203 capable of changing the orientation of the loudspeakers 201; the shell 100 further comprises a shell body 101, and the shell body 101 and the mounting plate 102 are of an integrally formed structure; a mounting cavity 103 is formed between the casing 101 and the mounting plate 102, and the mounting cavity 103 is used for the loudspeaker 201 and the passive radiator 201 to extend into the casing 100; the middle part of the surface of the mounting plate 102 is also provided with a power amplifier control plate 300, and the two sound components 200 are symmetrically arranged by taking the power amplifier control plate 300 as the center. The casing 100 is a hollow semi-cylindrical structure, the mounting plate 102 is used for mounting the loudspeaker 201 and the passive radiator 202, and the accommodating cavity 103 formed by the casing body 101 and the mounting plate 102 is mainly used for the loudspeaker 201 and the passive radiator 202 to extend into the casing 100, so that the whole sound column is stronger in integrity, and the passive radiators 202 positioned on two sides of the whole sound column can enhance the bass effect; in addition, as shown in fig. 1 in detail, the edge of the housing 101 is higher than the mounting plate 102, so that the speaker 201, the passive radiator 202 and the power amplifier control board 300 do not protrude out of the entire housing 101, and the assembly and transportation of the product are facilitated; in addition, in the above technical solution, the power amplifier control board 300 is located in the middle of the mounting board 102, and it is noted that the surface of the power amplifier control board 300 is integrated with keys (at least including a volume key, a switch key, and a reset key), the power amplifier control board 300 is internally provided with a PCB circuit board, the keys are electrically connected with the PCB circuit board, and the PCB circuit board is further electrically connected with the speaker 201 and the passive radiator 202.

Referring to fig. 1 and 7, fig. 1 and 7 show two structural forms of a first embodiment of the present invention, in which fig. 1 shows that two speakers 201 close to a power amplifier control board 300 face downward, and two speakers 201 far from the power amplifier control board 300 face upward; fig. 7 shows that the two speakers 201 close to the power amplifier control board 300 are oriented upward, and the two speakers 201 far from the power amplifier control board 300 are oriented downward. The two inclined fixing seats 203 of each set of the sound assembly 200 are arranged in opposite directions. Wherein, two slope fixing bases 203 of every group sound subassembly 200 are reverse setting, and the orientation of two speakers 202 of every group sound subassembly 200 is reverse setting promptly for two speakers 201 of every group sound subassembly 200 are certain angular distribution that staggers, and the directive property of whole sound column is wideer.

Referring to fig. 3 and 4, two sets of limiting installation mechanisms 400 are further symmetrically arranged on the surface of the installation plate 102 with the power amplifier control board 300 as the center, the limiting installation mechanisms 400 are used for installing the audio component 200, each limiting installation mechanism 400 comprises two speaker installation holes 401 and a passive radiator installation hole 402, and the passive radiator installation hole 402 is located on the outermost side.

In the above technical solution, the limiting installation mechanism 400 is mainly used for installing the acoustic assembly 200, that is, the speaker 201 and the passive radiator 202, the speaker installation hole 401 is used for installing the speaker 201 and allowing the speaker 201 to extend into the interior, and the passive radiator installation hole 402 is used for installing the passive radiator 202 and allowing the passive radiator 202 to extend into the interior.

Referring to fig. 3 and 4, the speaker mounting hole 401 is a circular hole, the passive radiator mounting hole 402 is an elliptical hole, and both the speaker mounting hole 401 and the passive radiator mounting hole 402 are provided with a limiting ring 403.

In the above technical solution, the limiting ring 403 is mainly used for limiting the lower portions of the speaker 201 and the passive radiator 202, so that the installation is more compact.

Referring to fig. 5 and 6, the inclined fixing base 203 is a rectangular structure, the upper surface of the inclined fixing base 203 is arranged in an inclined manner, a positioning hole 203a for the speaker 201 to extend into is formed in the center of the inclined fixing base 203, two limiting posts 203b are further arranged on the lower surface of the inclined fixing base 203, and the limiting posts 203b are used for limiting.

In the above technical solution, the upper surface of the inclined fixing seat 203 is arranged in an inclined manner, the speaker 201 is mounted on the surface of the mounting plate 102 through the inclined fixing seat 203, so that the direction of the speaker 201 can be inclined (i.e. the playing direction of the speaker is inclined), four corners of the inclined fixing seat 203 are respectively provided with a first fixing hole, the first fixing hole is provided with a first threaded hole at a position corresponding to the mounting plate 102, the inclined fixing seat 203 is fastened on the surface of the mounting plate 102 through screws, and the first threaded holes are all located outside the speaker mounting hole 401; in addition, a plurality of second threaded holes are formed in the outer portion of the positioning hole 203a of the inclined fixed seat 203, second fixing holes are formed in positions, corresponding to the second threaded holes, of the loudspeaker 201, and the loudspeaker 201 is fastened on the inclined fixed seat 203 through screws; as shown in fig. 5 and fig. 6, the two limiting posts 203b are located on the lower inclined plane of the inclined fixing base 203, and when the inclined fixing base 203 needs to be installed, the limiting posts 203b extend into the speaker installation holes 401 to perform a limiting function, so that the inclined fixing base 203 can be conveniently installed, and the installation is free from deviation; in addition, it should be noted that a plurality of threaded holes three are further formed outside the mounting hole 402 of the passive radiator, a fixing hole three is formed in the position of the passive radiator corresponding to the threaded hole three, and the passive radiator 202 is fastened to the surface of the mounting plate 102 through a screw.

The second embodiment:

referring to fig. 2 to 6, 8 and 9, a fret capable of freely combining directions of speakers includes: a housing 100, the housing 100 including a mounting plate 102; the sound assembly 200, two groups of sound assemblies 200 are symmetrically arranged on the surface of the mounting plate 102, the sound assembly 200 comprises two loudspeakers 201 and a passive radiator 202, the passive radiator 202 is positioned at the outermost side, and the loudspeakers 201 are fixed on the mounting plate 102 through an inclined fixing seat 203 capable of changing the orientation of the loudspeakers 201; the shell 100 further comprises a shell body 101, and the shell body 101 and the mounting plate 102 are of an integrally formed structure; a mounting cavity 103 is formed between the casing 101 and the mounting plate 102, and the mounting cavity 103 is used for the loudspeaker 201 and the passive radiator 201 to extend into the casing 100; the middle part of the surface of the mounting plate 102 is also provided with a power amplifier control plate 300, and the two sound components 200 are symmetrically arranged by taking the power amplifier control plate 300 as the center. The casing 100 is a hollow semi-cylindrical structure, the mounting plate 102 is used for mounting the loudspeaker 201 and the passive radiator 202, and the accommodating cavity 103 formed by the casing body 101 and the mounting plate 102 is mainly used for the loudspeaker 201 and the passive radiator 202 to extend into the casing 100, so that the whole column is stronger, and the passive radiators 202 positioned on two sides of the whole column can enhance the bass effect; in addition, as shown in fig. 8 and fig. 9, the edge of the housing 101 is higher than the mounting plate 102, so that the speaker 201, the passive radiator 202 and the power amplifier control board 300 do not protrude out of the entire housing 101, and the assembly and transportation of the product are facilitated; in addition, in the above technical solution, the power amplifier control board 300 is located in the middle of the mounting board 102, and it is noted that the surface of the power amplifier control board 300 is integrated with keys (at least including a volume key, a switch key, and a reset key), the power amplifier control board 300 is internally provided with a PCB circuit board, the keys are electrically connected with the PCB circuit board, and the PCB circuit board is further electrically connected with the speaker 201 and the passive radiator 202.

Referring to fig. 8 and 9, fig. 8 and 9 show two structural forms of the second embodiment of the present invention, in which fig. 8 shows that four speakers 201 are all oriented upward, and fig. 9 shows that four speakers 201 are all oriented downward. Namely, the four tilted holders 203 of the two sets of the acoustic assemblies 200 are oriented in the same direction, namely, the four speakers 201 of the two sets of the acoustic assemblies 200 are oriented in the same direction.

In the first and second embodiments, the power amplifier control board 300 has keys (at least including volume keys, switch keys, and reset keys) integrated on its surface, and the power amplifier control board 300 has a PCB inside, the keys are electrically connected to the PCB, and the PCB is further electrically connected to the speaker 201 and the passive radiator 202.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Claims

1. A fret capable of freely combining the directions of a loudspeaker, which is characterized by comprising:

a housing (100), the housing (100) comprising a mounting plate (102);

the loudspeaker assembly (200) comprises two groups of loudspeaker assemblies (200) symmetrically arranged on the surface of the mounting plate (102), the loudspeaker assemblies (200) comprise two loudspeakers (201) and a passive radiator (202), the passive radiator (202) is located on the outermost side, and the loudspeakers (201) are fixed on the mounting plate (102) through inclined fixing seats (203) capable of changing the orientation of the loudspeakers (201).

2. The column recited in claim 1, wherein: the shell (100) further comprises a shell body (101), and the shell body (101) and the mounting plate (102) are of an integrated structure.

3. A fret capable of freely combining speaker directions as claimed in claim 2, wherein: a mounting cavity (103) is formed between the shell (101) and the mounting plate (102), and the mounting cavity (103) is used for enabling the loudspeaker (201) and the passive radiator (201) to extend into the shell (100).

4. The column recited in claim 1, wherein: the middle part of the surface of the mounting plate (102) is also provided with a power amplifier control plate (300), and the two sound components (200) are symmetrically arranged by taking the power amplifier control plate (300) as the center.

5. The column recited in claim 4, wherein: the surface of mounting panel (102) uses power amplifier control panel (300) to be provided with two sets of stop gear (400) as the center still symmetry, stop gear (400) are used for installing stereo set subassembly (200), stop gear (400) include two speaker mounting holes (401) and one passive radiator mounting hole (402), passive radiator mounting hole (402) are located the outside.

6. The column recited in claim 5, wherein: the loudspeaker mounting hole (401) is a circular hole, the passive radiator mounting hole (402) is an oval hole, and the loudspeaker mounting hole (401) and the interior of the passive radiator mounting hole (402) are all annularly provided with a limiting ring (403).

7. The column recited in claim 1, wherein: the utility model discloses a loudspeaker, including slope fixing base (203), the lower surface of slope fixing base (203) is equipped with two spacing posts (203b), the upper surface of slope fixing base (203) is the slope setting, locating hole (203a) that supply speaker (201) to stretch into are worn to be equipped with in the center of slope fixing base (203), spacing post (203b) are used for spacingly.

8. The column recited in claim 7, wherein: two inclined fixed seats (203) of each group of the sound assembly (200) are arranged in opposite directions.

9. The column recited in claim 7, wherein: the four inclined fixed seats (203) of the two groups of sound components (200) are in the same direction.