CN219019006U - Two-sound-path full-frequency sound box - Google Patents
Two-sound-path full-frequency sound box Download PDFInfo
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- CN219019006U CN219019006U CN202223126185.XU CN202223126185U CN219019006U CN 219019006 U CN219019006 U CN 219019006U CN 202223126185 U CN202223126185 U CN 202223126185U CN 219019006 U CN219019006 U CN 219019006U
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- frequency loudspeaker
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Abstract
The utility model discloses a two-sound-path full-frequency sound box, which comprises a box body, a low-frequency loudspeaker and a high-frequency loudspeaker, wherein the box body is provided with a sound-receiving channel; the box body is internally provided with a cavity and an air passage, the front side of the top surface of the box body is provided with a first mounting opening and a second mounting opening, and the first mounting opening and the second mounting opening are distributed left and right and are communicated with the cavity; the low-frequency loudspeaker is arranged in the first mounting opening and positioned in the cavity, and the front surface of the low-frequency loudspeaker faces to the outer side of the first mounting opening; the tweeter is arranged in parallel with the low-frequency loudspeaker, is arranged in the second mounting opening and is positioned in the cavity, and the front surface of the tweeter faces the outer side of the second mounting opening. Through adopting low frequency loudspeaker and tweeter, need not to adopt full frequency loudspeaker, effectively reduce the cost, the cooperation sets up the air vent simultaneously, utilizes the air vent can balance the internal and external atmospheric pressure of box for sound is clear, the stereovision is clear, and the distortion is minimum, and low frequency response effect is good, has certain dynamics and luminance, satisfies the needs of using.
Description
Technical Field
The utility model relates to the technology of the field of sound boxes, in particular to a two-sound-path full-frequency sound box.
Background
A sound box refers to a device that converts an audio signal into sound. In popular terms, the power amplifier is arranged in the main box body of the sound box or the bass box body, and the sound is emitted back by the sound box after the audio signal is amplified, so that the sound is amplified; the loudspeaker is the terminal of the overall sound system and functions to convert audio electrical energy into corresponding acoustic energy and radiate it into space. It is an extremely important component of sound systems, responsible for the task of converting electrical signals into acoustic signals for direct listening by the human ear, and sound boxes have become a everywhere visible product today.
In the prior art, as disclosed in Chinese patent (patent number 202120257458.0), a front loudspeaker box for a television consists of a shell, a full-frequency loudspeaker and a tweeter, wherein the tweeter and the full-frequency loudspeaker are arranged on the shell, the full-frequency loudspeaker is high in cost, an air passage is lacking in the shell of the loudspeaker box, and the air pressure inside and outside the shell cannot be balanced, so that sound is not clear enough, layering is not clear enough, distortion is large, and low-frequency response effect is poor. Therefore, improvements to current speakers are needed.
Disclosure of Invention
In view of the above, the present utility model aims at overcoming the drawbacks of the prior art, and its primary objective is to provide a two-channel full-frequency sound box, which can effectively solve the problems of the existing sound box that the cost is high and the air duct is lacking to cause the incapacitation of the internal and external air pressures of the shell.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a two-sound-path full-frequency sound box comprises a box body, a low-frequency loudspeaker and a high-frequency loudspeaker; the box body is internally provided with a cavity and an air passage, the air passage is positioned at the rear side of the cavity, two ends of the air passage are respectively communicated with the cavity and the outside, the front side of the top surface of the box body is provided with a first mounting opening and a second mounting opening, and the first mounting opening and the second mounting opening are distributed left and right and are communicated with the cavity; the low-frequency loudspeaker is arranged in the first mounting opening and positioned in the cavity, and the front surface of the low-frequency loudspeaker faces to the outer side of the first mounting opening; the tweeter is arranged in parallel with the low-frequency loudspeaker, is arranged in the second mounting opening and is positioned in the cavity, and the front surface of the tweeter faces the outer side of the second mounting opening.
As a preferable scheme, the first mounting opening is positioned at a right side position of the front side of the top surface of the box body, the second mounting opening is positioned at a right left side position of the front side of the top surface of the box body, one end of the air passage is communicated with the right end of the rear side of the cavity, and the other end of the air passage penetrates through the left side surface of the box body so as to better ventilate.
Preferably, the case includes an upper cover and a lower cover which are assembled to form the cavity and the air duct, and the first mounting opening and the second mounting opening are both located on the upper cover.
As a preferred scheme, the inner wall of upper cover downwardly extending has a plurality of fixed columns, and the screw has all been seted up to the lower terminal surface of every fixed column, and the inner wall of this lower cover upwards extends has a plurality of support columns, and the through-hole has all been seted up to the up end of every support column, and this through-hole runs through to the lower surface of lower cover, and a plurality of set screws pass corresponding through-hole from bottom to top respectively and with corresponding screw spiro union fixedly, simple structure, the equipment is firm.
As a preferable scheme, the upper cover is concavely provided with an upper arc-shaped groove, the lower cover is concavely provided with a lower arc-shaped groove, and the lower arc-shaped groove and the upper arc-shaped groove are spliced to form the air passage, so that the structure is simple and compact.
As a preferable scheme, the inner wall of the upper cover is convexly provided with a plurality of upper reinforcing ribs, and the inner wall of the lower cover is convexly provided with a plurality of lower reinforcing ribs, so that the structural strength of the box body is effectively enhanced.
As a preferred scheme, the front side both ends and the rear side both ends of lower cover all extend and have had fixed ear, all seted up the draw-in groove on each fixed ear, the card is equipped with in this draw-in groove and is used for with the fixed shock attenuation stopper of external mounting, simple structure, be convenient for with the outside realization shock attenuation installation.
As a preferable scheme, the low-frequency loudspeaker is arranged in the first mounting port from top to bottom, and the tweeter is arranged in the second mounting port from bottom to top, so that the assembly is convenient.
As a preferable scheme, the second mounting opening is in a horn shape, so that the high-pitched sound can be diffused easily.
Compared with the prior art, the utility model has obvious advantages and beneficial effects, and in particular, the technical scheme can be as follows:
through adopting low frequency loudspeaker and tweeter, need not to adopt full frequency loudspeaker, effectively reduce the cost, the cooperation sets up the air vent simultaneously, utilizes the air vent can balance the internal and external atmospheric pressure of box for sound is clear, the stereovision is clear, and the distortion is minimum, and low frequency response effect is good, has certain dynamics and luminance, satisfies the needs of using.
In order to more clearly illustrate the structural features and efficacy of the present utility model, the present utility model will be described in detail below with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is an assembled perspective view of a preferred embodiment of the present utility model;
FIG. 2 is an assembled perspective view of another angle of the preferred embodiment of the present utility model;
FIG. 3 is an exploded view of a preferred embodiment of the present utility model;
FIG. 4 is an exploded view of another angle of the preferred embodiment of the present utility model;
FIG. 5 is a cross-sectional view of a preferred embodiment of the present utility model.
The attached drawings are used for identifying and describing:
10. case 11, upper cover
111. Upper reinforcing rib 112 and fixing column
113. Screw hole 114, upper arc groove
12. Lower cover 121, lower reinforcing rib
122. Support post 123, through hole
124. Lower arc-shaped groove 125 and fixing lug
126. Clamping groove 13 and damping plug
101. Cavity 102, airway
103. First mounting port 104, second mounting port
20. Low frequency horn 30, tweeter.
Detailed Description
Referring to fig. 1 to 5, a preferred embodiment of the present utility model is shown, which comprises a case 10, a low-frequency horn 20 and a tweeter 30.
The box 10 is internally provided with a cavity 101 and an air passage 102, the air passage 102 is positioned at the rear side of the cavity 101, two ends of the air passage 102 are respectively communicated with the cavity 101 and the outside, the front side of the top surface of the box 10 is provided with a first mounting opening 103 and a second mounting opening 104, and the first mounting opening 103 and the second mounting opening 104 are arranged left and right and are communicated with the cavity 101. In this embodiment, the first mounting opening 103 is located at a position near the right of the front side of the top surface of the case 10, the second mounting opening 104 is located at a position near the right of the front side of the top surface of the case 10, one end of the air duct 102 is communicated with the right end of the rear side of the cavity 101, and the other end of the air duct 102 penetrates the left side surface of the case 10 to perform ventilation better; the second mounting opening 104 is horn-shaped, which is beneficial to the spread of high tones.
Specifically, the case 10 includes an upper cover 11 and a lower cover 12, the upper cover 11 and the lower cover 12 are assembled to form the cavity 101 and the air duct 102, and the first mounting opening 103 and the second mounting opening 104 are located on the upper cover 11. The inner wall of the upper cover 11 is convexly provided with a plurality of upper reinforcing ribs 111, the inner wall of the lower cover 12 is convexly provided with a plurality of lower reinforcing ribs 121, so that the overall structural strength of the box 10 is better, and the upper cover 11 and the lower cover 12 are integrated injection molding pieces. The inner wall of the upper cover 11 extends downward to form a plurality of fixing columns 112, the lower end surface of each fixing column 112 is provided with a screw hole 113, the inner wall of the lower cover 12 extends upward to form a plurality of support columns 122, the upper end surface of each support column 122 is provided with a through hole 123, the through hole 123 penetrates through the lower surface of the lower cover 12, and a plurality of fixing screws (not shown) respectively penetrate through the corresponding through holes 123 from bottom to top to be screwed and fixed with the corresponding screw holes 113. And, the upper cover 11 is concavely provided with an upper arc groove 114, the lower cover 12 is concavely provided with a lower arc groove 124, and the lower arc groove 124 and the upper arc groove 114 are spliced to form the air passage 102. And, the front and rear ends of the lower cover 12 are extended with fixing lugs 125, each fixing lug 125 is provided with a clamping slot 126, and the clamping slot 126 is clamped with a damping plug 13 for being fixed with the outside.
The low-frequency horn 20 is disposed in the first mounting opening 103 and is located in the cavity 101, and the front surface of the low-frequency horn 20 faces the outside of the first mounting opening 101. The low-frequency horn 20 is mounted in the first mounting port 103 from top to bottom.
The tweeter 30 is disposed in parallel with the woofer 20, the tweeter 30 is disposed in the second mounting opening 104 and is disposed in the cavity 101, and the front surface of the tweeter 30 faces the outside of the second mounting opening 104. The tweeter 30 is mounted in the second mounting opening 104 from bottom to top.
The working principle of the embodiment is described in detail as follows:
during assembly, the upper cover 11 and the lower cover 12 are firstly injection molded, then the low-frequency horn 20 is installed in the first installation opening 103 from top to bottom, so that the low-frequency horn 20 is fixedly connected with the upper cover 11, and the tweeter 30 is installed in the second installation opening 104 from bottom to top, so that the tweeter 30 is fixedly connected with the upper cover 11; then, the upper cover 11 and the lower cover 12 are assembled and fixed, and finally, the low-frequency horn 20 and the tweeter 30 are connected in parallel to an external circuit.
In operation, the low frequency loudspeaker 20 produces bass, the tweeter 30 produces treble, the treble is mixed with bass, the sound is clear, the layering is clear, the distortion is extremely small, the low frequency response effect is good, and certain strength and brightness are provided.
The design focus of the utility model is that: through adopting low frequency loudspeaker and tweeter, need not to adopt full frequency loudspeaker, effectively reduce the cost, the cooperation sets up the air vent simultaneously, utilizes the air vent can balance the internal and external atmospheric pressure of box for sound is clear, the stereovision is clear, and the distortion is minimum, and low frequency response effect is good, has certain dynamics and luminance, satisfies the needs of using.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the technical scope of the present utility model, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present utility model are still within the scope of the technical solutions of the present utility model.
Claims (9)
1. A two-sound-path full-frequency sound box is characterized in that: comprises a box body, a low-frequency loudspeaker and a high-frequency loudspeaker; the box body is internally provided with a cavity and an air passage, the air passage is positioned at the rear side of the cavity, two ends of the air passage are respectively communicated with the cavity and the outside, the front side of the top surface of the box body is provided with a first mounting opening and a second mounting opening, and the first mounting opening and the second mounting opening are distributed left and right and are communicated with the cavity; the low-frequency loudspeaker is arranged in the first mounting opening and positioned in the cavity, and the front surface of the low-frequency loudspeaker faces to the outer side of the first mounting opening; the tweeter is arranged in parallel with the low-frequency loudspeaker, is arranged in the second mounting opening and is positioned in the cavity, and the front surface of the tweeter faces the outer side of the second mounting opening.
2. The two-channel full-frequency sound box according to claim 1, wherein: the first mounting port is positioned at the right side of the front side of the top surface of the box body, the second mounting port is positioned at the right left side of the front side of the top surface of the box body, one end of the air passage is communicated with the right end of the rear side of the cavity, and the other end of the air passage penetrates through the left side surface of the box body.
3. The two-channel full-frequency sound box according to claim 1, wherein: the box body comprises an upper cover and a lower cover which are spliced to form the cavity and the air duct in a surrounding mode, and the first mounting opening and the second mounting opening are both positioned on the upper cover.
4. A two-channel full-frequency loudspeaker according to claim 3, wherein: the inner wall of upper cover downwardly extending has a plurality of fixed columns, and the screw has all been seted up to the lower terminal surface of every fixed column, and the inner wall of this lower cover upwardly extends has a plurality of support columns, and the through-hole has all been seted up to the up end of every support column, and this through-hole runs through to the lower surface of lower cover, and a plurality of set screws pass corresponding through-hole from bottom to top respectively and are connected fixedly with corresponding screw spiro union.
5. A two-channel full-frequency loudspeaker according to claim 3, wherein: the upper cover is provided with an upper arc-shaped groove in a concave manner, the lower cover is provided with a lower arc-shaped groove in a concave manner, and the lower arc-shaped groove and the upper arc-shaped groove are spliced to form the air passage.
6. A two-channel full-frequency loudspeaker according to claim 3, wherein: the inner wall of the upper cover is convexly provided with a plurality of upper reinforcing ribs, and the inner wall of the lower cover is convexly provided with a plurality of lower reinforcing ribs.
7. A two-channel full-frequency loudspeaker according to claim 3, wherein: the front side both ends and the rear side both ends of lower cover all extend there is fixed ear, have all seted up the draw-in groove on each fixed ear, are equipped with in this draw-in groove to be used for with the fixed shock attenuation stopper of external mounting.
8. A two-channel full-frequency loudspeaker according to claim 3, wherein: the low-frequency loudspeaker is arranged in the first mounting opening from top to bottom, and the tweeter is arranged in the second mounting opening from bottom to top.
9. A two-channel full-frequency loudspeaker according to claim 3, wherein: the second mounting opening is in a horn shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223126185.XU CN219019006U (en) | 2022-11-24 | 2022-11-24 | Two-sound-path full-frequency sound box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223126185.XU CN219019006U (en) | 2022-11-24 | 2022-11-24 | Two-sound-path full-frequency sound box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219019006U true CN219019006U (en) | 2023-05-12 |
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ID=86237824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223126185.XU Active CN219019006U (en) | 2022-11-24 | 2022-11-24 | Two-sound-path full-frequency sound box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219019006U (en) |
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2022
- 2022-11-24 CN CN202223126185.XU patent/CN219019006U/en active Active
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