CN220156642U - Multifunctional three-frequency division loudspeaker box - Google Patents
Multifunctional three-frequency division loudspeaker box Download PDFInfo
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- CN220156642U CN220156642U CN202321353568.2U CN202321353568U CN220156642U CN 220156642 U CN220156642 U CN 220156642U CN 202321353568 U CN202321353568 U CN 202321353568U CN 220156642 U CN220156642 U CN 220156642U
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- 230000000694 effects Effects 0.000 abstract description 18
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Abstract
The utility model discloses a multifunctional three-frequency division sound box, which relates to the technical field of sound boxes, and is characterized by comprising a sound box body, wherein the front side of the sound box body is provided with a low-frequency unit, a medium-frequency unit and a high-frequency unit which are sequentially arranged from bottom to top, and a front cover which is used for sealing the front side of the sound box body and is connected with the low-frequency unit, the medium-frequency unit and the high-frequency unit; the upper end of the front cover is provided with a high-frequency inner concave cavity which is wider than the high-frequency unit and corresponds to the high-frequency unit, and the middle part is provided with a medium-frequency inner concave cavity which is matched with the high-frequency unit in width and corresponds to the medium-frequency unit. The low-frequency unit, the intermediate-frequency unit and the high-frequency unit are sequentially arranged on the front side of the sound box body from bottom to top, and the high-frequency unit corresponds to the high-frequency inner concave cavity on the front cover, and the intermediate-frequency unit corresponds to the intermediate-frequency inner concave cavity on the front cover, so that the multifunctional three-frequency-division sound box has the effects of expanding the corresponding frequency range and improving playback reducibility.
Description
Technical Field
The utility model relates to the technical field of sound boxes, in particular to a multifunctional three-frequency division sound box.
Background
The sound box is equipment which is frequently used for making sound by people, and has wide application range, including numerous occasions such as a concert, a conference room, KTV, a dance hall, a family and the like.
The Chinese patent with the bulletin number of CN207753854U discloses a three-frequency division sound box, which comprises a sound box main body, a middle-high frequency loudspeaker and a low-frequency loudspeaker, wherein the middle-high frequency loudspeaker and the low-frequency loudspeaker are arranged in the sound box main body, the middle-high frequency loudspeaker is arranged right above the low-frequency loudspeaker, the middle-high frequency loudspeaker consists of a middle-frequency unit and a high-frequency unit, the middle-frequency unit comprises a hollow cylindrical part and an extending part, the cylindrical part is hollow, the extending part is formed at the front side of the cylindrical part, and the extending part extends from the inner side to the outer side; the rear side of the intermediate frequency unit is fixedly connected with a high frequency unit, wherein the high frequency unit is cylindrical, and a convex part is formed in the middle part and is used for being inserted into the hollow part of the cylindrical part so as to realize the coaxiality of the intermediate frequency unit and the high frequency unit; and a coaxial horn is arranged on the outer side of the intermediate frequency unit and used for amplifying intermediate and high frequency sound.
But this three frequency division audio amplifier forms well high frequency loudspeaker through combining intermediate frequency unit and high frequency unit for intermediate frequency unit and high frequency unit are difficult to satisfy the sound requirement that expands of high sound pressure in the use, and simultaneously because the combination intermediate frequency unit and high frequency unit will lead to whole box size increase, and then influence transport and installation, need improve.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide a multifunctional three-frequency-division sound box which has the effects of expanding the corresponding frequency range and improving playback reproducibility.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the multifunctional three-frequency division loudspeaker box comprises a loudspeaker box body, wherein the front side of the loudspeaker box body is provided with a low-frequency unit, an intermediate-frequency unit and a high-frequency unit which are sequentially arranged from bottom to top, and a front cover which is used for sealing the front side of the loudspeaker box body and is connected with the low-frequency unit, the intermediate-frequency unit and the high-frequency unit; the upper end of the front cover is provided with a high-frequency inner concave cavity which is wider than the high-frequency unit and corresponds to the high-frequency unit, and the middle part is provided with a medium-frequency inner concave cavity which is matched with the high-frequency unit in width and corresponds to the medium-frequency unit.
By adopting the technical scheme, the low-frequency unit, the intermediate-frequency unit and the high-frequency unit are sequentially arranged on the front side of the sound box body from bottom to top, and the high-frequency unit corresponds to the high-frequency inner concave cavity on the front cover, and the intermediate-frequency unit corresponds to the intermediate-frequency inner concave cavity on the front cover, so that the multifunctional three-frequency-division sound box has the effects of expanding the corresponding frequency range and improving playback reducibility.
The utility model is further provided with: the upper, lower, left and right side walls of the high-frequency inner concave cavity and the intermediate-frequency inner concave cavity are arc-shaped.
By adopting the technical scheme, the low-frequency unit, the intermediate-frequency unit and the high-frequency unit are mutually cooperated and reach the sound expansion requirement of high sound pressure, so that the multifunctional three-frequency division loudspeaker box has the effects of expanding the corresponding frequency range and improving the reproduction reproducibility.
The utility model is further provided with: handle units are arranged on two sides and/or the top of the sound box body.
By adopting the technical scheme, the handle unit has the effect of obviously reducing the carrying difficulty of the multifunctional three-frequency division loudspeaker box.
The utility model is further provided with: the handle unit comprises a handle holding groove and a grab handle formed at one end of the handle holding groove, and both ends of the handle unit, which are opposite to the grab handle, are provided with limiting grooves and handle connecting columns; the two sides and/or the top of the sound box body are/is provided with a handle groove, and a limiting plug column matched with the limiting groove and a threaded connecting column which is used for being abutted with the handle connecting column and fixed through bolt connection are arranged in the handle groove.
Through adopting above-mentioned technical scheme, the handle unit passes through spacing groove and the spacing post of inserting on the stereo set box and matches to promote the connection stability of handle unit and stereo set box, and then the bolted connection is fixed after rethread handle spliced pole and threaded connection post butt, thereby show the transport degree of difficulty that reduces this multi-functional three frequency division audio amplifier, in order to realize showing the effect that promotes the practicality of this multi-functional three frequency division audio amplifier.
The utility model is further provided with: the bottom of stereo set box is provided with the bottom spread groove, the bottom spread groove is used for unsettled installation the stereo set box, just the front end of bottom spread groove is provided with the grafting tooth hole, and be provided with along radial on the grafting tooth hole towards the fixed part that extends in the bottom spread groove.
Through adopting above-mentioned technical scheme, grafting tooth downthehole and bottom spread groove are used for unsettled this stereo set box of installation to make this multi-functional three frequency division audio amplifier have stability high and install and dismantle convenient effect when unsettled installation, thereby reach the effect that enlarges the corresponding scope of frequency and promote playback reducibility when unsettled installation.
The utility model is further provided with: the bottom of the sound box body is provided with a rubber bottom pad for supporting the sound box body.
By adopting the technical scheme, when the multifunctional three-frequency-division sound box is placed on a plane, the vibration generated by the multifunctional three-frequency-division sound box during sound reproduction is obviously reduced through the contact of the rubber base pad and the plane, so that the effect of improving the reproduction reproducibility is realized.
In summary, the utility model has the following beneficial effects: the low-frequency unit, the intermediate-frequency unit and the high-frequency unit are sequentially arranged on the front side of the sound box body from bottom to top, the high-frequency unit corresponds to the high-frequency inner concave cavity on the front cover, and the intermediate-frequency unit corresponds to the intermediate-frequency inner concave cavity on the front cover, so that the multifunctional three-frequency-division sound box has the effects of expanding the corresponding frequency range and improving playback reducibility.
Drawings
Fig. 1 is a schematic structural view of the present embodiment;
FIG. 2 is a partial schematic view of the structure of the present embodiment;
fig. 3 is a schematic structural view of the handle unit of the present embodiment.
Reference numerals illustrate: 1. a sound box body; 11. a front cover; 12. a handle groove; 121. limiting plug posts; 122. a threaded connection post; 2. a low frequency unit; 3. an intermediate frequency unit; 4. a high frequency unit; 5. a rubber bottom pad; 6. a handle unit; 61. a limit groove; 62. a handle connecting column; 63. a handle holding groove; 64. a grab handle; 7. a bottom connecting groove; 71. inserting tooth holes; 72. a fixing part.
Description of the embodiments
In order to make the technical solution and advantages of the present utility model more apparent, the present utility model will be described in more detail below with reference to the accompanying drawings, wherein it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1, a multifunctional three-frequency division speaker includes a sound box 1. A low frequency unit 2, an intermediate frequency unit 3, and a high frequency unit 4 are provided on the front side of the acoustic box 1 in this order from bottom to top, and a front cover 11 for closing the front side of the acoustic box 1 and connecting the low frequency unit 2, the intermediate frequency unit 3, and the high frequency unit 4. It should be mentioned that, a high-frequency inner cavity with a width greater than a height and corresponding to the high-frequency unit 4 is formed at the upper end of the front cover 11, and a middle-frequency inner cavity with a width matched with the height and corresponding to the middle-frequency unit 3 is formed at the middle part, so that the high-frequency unit 4 corresponds to the high-frequency inner cavity on the front cover 11 by arranging the low-frequency unit 2, the middle-frequency unit 3 and the high-frequency unit 4 on the front side of the sound box 1 from bottom to top in sequence, and the middle-frequency unit 3 corresponds to the middle-frequency inner cavity on the front cover 11, so that the multifunctional three-frequency-division sound box has the effects of expanding the frequency corresponding range and improving the playback reducibility.
It should be noted that, the upper, lower, left and right side walls of the high-frequency inner concave cavity and the medium-frequency inner concave cavity are arc-shaped, so that the low-frequency unit 2, the medium-frequency unit 3 and the high-frequency unit 4 cooperate with each other and meet the sound expansion requirement of high sound pressure, and the multifunctional three-frequency division sound box has the effects of expanding the corresponding frequency range and improving playback reducibility.
As shown in fig. 2 and 3, the handle units 6 are provided on both sides and/or the top of the sound box 1. The handle unit 6 has the effect of remarkably reducing the carrying difficulty of the multifunctional three-frequency division sound box. The handle unit 6 includes a handle holding groove 63 and a grip 64 formed at one end of the handle holding groove 63, and a limiting groove 61 and a handle connecting post 62 are provided at both ends of the handle unit 6 opposite to the grip 64. Correspondingly, handle grooves 12 are arranged on the two sides and/or the top of the sound box body 1. A limit plug-in post 121 for matching with the limit groove 61 and a threaded connection post 122 for abutting against the handle connection post 62 and being fixed by bolting are arranged in the handle groove 12. Therefore, the handle unit 6 is matched with the limiting plug 121 on the sound box body 1 through the limiting groove 61, so that the connection stability of the handle unit 6 and the sound box body 1 is improved, and the handle connecting column 62 is fixedly connected with the threaded connecting column 122 through the rear bolt in a propping manner, so that the carrying difficulty of the multifunctional three-frequency division sound box is remarkably reduced, and the effect of remarkably improving the practicability of the multifunctional three-frequency division sound box is achieved.
It should be noted that a bottom connecting groove 7 is provided at the bottom of the sound box 1. The bottom connecting groove 7 is used for connecting with a suspended installation device and achieving the purpose of suspending the installation of the sound box 1, the front end of the bottom connecting groove 7 is provided with a plug tooth hole 71, and a fixing part 72 extending into the bottom connecting groove 7 is arranged on the plug tooth hole 71 along the radial direction. Therefore, when the sound box body 1 is mounted in the air, the air mounting device is inserted into the inserting tooth hole 71, the air mounting device is stably connected with the sound box body 1 by being matched with the bottom connecting groove 7 after being fixed by the fixing part 72, and the air mounting device is used for mounting the sound box body 1 in the air by being matched with the inserting tooth hole 71 and the bottom connecting groove 7, so that the multifunctional three-frequency-division sound box has the effects of high stability and convenient mounting and dismounting during the air mounting, and the effects of expanding the corresponding frequency range and improving the playback reducibility are achieved during the air mounting. Meanwhile, a rubber bottom pad 5 for supporting the sound box 1 is arranged at the bottom of the sound box 1, and when the multifunctional three-frequency-division sound box is placed on a plane, vibration generated by the multifunctional three-frequency-division sound box during sound reproduction is obviously reduced through contact of the rubber bottom pad 5 and the plane, so that the effect of improving reproduction reproducibility is achieved.
In summary, the low frequency unit 2, the intermediate frequency unit 3 and the high frequency unit 4 are sequentially arranged on the front side of the sound box body 1 from bottom to top, and the high frequency unit 4 corresponds to the high frequency concave cavity on the front cover 11, and the intermediate frequency unit 3 corresponds to the intermediate frequency concave cavity on the front cover 11, so that the multifunctional three-frequency-division sound box has the effects of expanding the frequency corresponding range and improving the playback reducibility.
The references to "first," "second," "third," "fourth," etc. (if present) are used to distinguish similar objects from each other and are not necessarily used to describe a particular order or sequence. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments described herein may be implemented in other sequences than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed or inherent to such process, method, or apparatus.
It should be noted that the description of "first", "second", etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implying an indication of the number of technical features being indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to assist in understanding the methods of the present utility model and the core ideas thereof; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in accordance with the ideas of the present utility model, the present description should not be construed as limiting the present utility model in view of the above.
Claims (6)
1. The utility model provides a multi-functional three frequency division audio amplifier, includes stereo set box (1), its characterized in that: the front side of the sound box body (1) is provided with a low-frequency unit (2), an intermediate-frequency unit (3) and a high-frequency unit (4) which are sequentially arranged from bottom to top, and a front cover (11) which is used for sealing the front side of the sound box body (1) and is connected with the low-frequency unit (2), the intermediate-frequency unit (3) and the high-frequency unit (4); the upper end of the front cover (11) is provided with a high-frequency inner concave cavity which is wider than the high-frequency unit (4) and corresponds to the high-frequency unit, and the middle part of the front cover is provided with a medium-frequency inner concave cavity which is matched with the high-frequency unit (3) in width and corresponds to the medium-frequency unit.
2. The multifunctional three-frequency division speaker as recited in claim 1, wherein: the upper, lower, left and right side walls of the high-frequency inner concave cavity and the intermediate-frequency inner concave cavity are arc-shaped.
3. The multifunctional three-frequency division speaker as recited in claim 1, wherein: handle units (6) are arranged on two sides and/or the top of the sound box body (1).
4. A multi-functional divide-by-three sound box according to claim 3, wherein: the handle unit (6) comprises a handle holding groove (63) and a grab handle (64) formed at one end of the handle holding groove (63), and both ends of the handle unit (6) opposite to the grab handle (64) are provided with a limit groove (61) and a handle connecting column (62); the two sides and/or the top of the sound box body (1) are/is provided with a handle groove (12), and a limiting plug post (121) matched with the limiting groove (61) and a threaded connecting post (122) which is used for being abutted with the handle connecting post (62) and fixedly connected through a bolt are arranged in the handle groove (12).
5. The multifunctional three-frequency division speaker as recited in claim 1, wherein: the bottom of stereo set box (1) is provided with bottom spread groove (7), bottom spread groove (7) are used for unsettled installation stereo set box (1), just the front end of bottom spread groove (7) is provided with grafting tooth hole (71), and be provided with along radial on grafting tooth hole (71) towards fixed part (72) that extend in bottom spread groove (7).
6. The multifunctional three-frequency division speaker as recited in claim 1, wherein: the bottom of the sound box body (1) is provided with a rubber bottom pad (5) for supporting the sound box body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321353568.2U CN220156642U (en) | 2023-05-30 | 2023-05-30 | Multifunctional three-frequency division loudspeaker box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321353568.2U CN220156642U (en) | 2023-05-30 | 2023-05-30 | Multifunctional three-frequency division loudspeaker box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220156642U true CN220156642U (en) | 2023-12-08 |
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ID=89006063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321353568.2U Active CN220156642U (en) | 2023-05-30 | 2023-05-30 | Multifunctional three-frequency division loudspeaker box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220156642U (en) |
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2023
- 2023-05-30 CN CN202321353568.2U patent/CN220156642U/en active Active
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