CN204180231U - Portable hand audio amplifier - Google Patents

Abstract

The utility model discloses a portable portable sound box, which comprises a main box (1) provided with a power amplifier, a left box (2) provided with a loudspeaker and a right box (3) provided with a loudspeaker; the left box Body (2) and right box body (3) are arranged on the both sides of described main box body (1) respectively, and the structure of described left box body (2) and right box body (3) is identical, and this left box body Both the body (2) and the right box (3) are provided with two high-frequency loudspeakers (4) and a low-frequency loudspeaker (5); The two high-frequency speakers (4) are arranged obliquely and staggered up and down on the panel; the angles formed between the two high-frequency speakers (4) and the panel are respectively 10°-20° and 160°-170°. The speaker has more complete functions and better sound quality.

Description

portable speaker

technical field

The utility model relates to the field of sound boxes, in particular to a portable portable sound box.

Background technique

At present, the fast-paced life makes people realize that proper entertainment is very effective in relieving the pressure of life. Therefore, the consumption of home entertainment is growing rapidly, digital audio equipment is becoming more and more popular, and the corresponding audio equipment is also rapidly entering thousands of households. Ten thousand households. In order to achieve a better audio-visual effect, the speaker usually adopts a split structure, and its structure generally includes a power amplifier and at least two speaker cabinets. The split sound box has poor integrity, and when carrying or moving, it is necessary to carry and move the power amplifier of the sound box and the speaker box separately, which is very inconvenient to operate.

In order to solve the above problems, the utility model patent No. ZL201320796887.0 on the website of the State Intellectual Property Office discloses a portable portable speaker, which includes a main box with a power amplifier and a handle, and a left box with a low-frequency speaker. body and a right box body with a high-frequency speaker, the upper surface of the left box body and the upper surface of the right box body are respectively provided with a buckle structure between the upper surface of the main box body, and the buckle structure includes a buckle and the first buckle groove, the buckles are all arranged on the upper surface of the main box body, and the upper surface of the left box body and the upper surface of the right box body are provided with first buckle grooves corresponding to the buckle. The buckle structure of the portable portable sound box is reliable to ensure that the sound box is not damaged. The portable portable speaker with this structure only has the function of combination, and the function is relatively single, and the left box body is only provided with a low-frequency speaker, and the right box body is only provided with a high-frequency speaker, and the sound quality of the speaker box is relatively poor.

Utility model content

The technical problem to be solved by the utility model is to provide a portable portable speaker with perfect functions and good sound quality.

The technical solution of the utility model is to provide a portable portable speaker with the following structure, including a main box with a power amplifier, a left box with a speaker, and a right box with a speaker; the left box The body and the right box are respectively arranged on both sides of the main box, and the structure of the left box and the right box is the same, and the left box and the right box are equipped with two high-frequency loudspeakers and A low-frequency speaker; the two high-frequency speakers on the left box and the right box are arranged obliquely up and down on the panel; the angles formed between the two high-frequency speakers and the panel are respectively 10° ~20° and 160°~170°.

After adopting the above structure, the portable portable speaker of the present invention has the following advantages compared with the prior art:

Since the left box and the right box of the portable portable speaker of the utility model are provided with two high-frequency speakers and a low-frequency speaker, the audio-visual effect of the speaker is better, and the left box and the right box are The two high-frequency loudspeakers are arranged obliquely on the panel; the angles formed between the two high-frequency speakers and the panel are 10°-20° and 160°-170° respectively, which enlarges the size of the high-frequency loudspeaker Wide range of sound range, expand the range of sound radiation, and further improve the audio-visual effect.

As an improvement of the utility model, the panels of the left box and the right box both include a sub-panel and a main panel; the main panel is connected with the box, and the sub-panel is detachably installed on the The above-mentioned main panel; the two high-frequency speakers are arranged on the sub-panel. After adopting this structure, the sub-panel can be replaced conveniently, thereby reducing the production cost.

As another improvement of the present utility model, the sub-panel is provided with an upper groove and a lower groove; The included angle is 160°～170°, one of the tweeters is set on the upper slope; the lower groove is set on the lower slope, and the angle formed between the lower slope and the sub-panel is 10° ~20°, another tweeter is located on the lower slope. After adopting such a structure, the high-frequency loudspeaker has a better effect of expanding the sound range.

As another improvement of the present utility model, the angle formed by the upper slope and the sub-panel is 165°; the angle formed by the lower slope and the sub-panel is 15°. After adopting this structure, the tweeter has the best effect of expanding the sound range.

As another improvement of the present utility model, microphone brackets are provided on the front side wall and the rear side wall of the main box; The accommodating groove of the microphone bracket; the two microphone brackets are respectively arranged in the two accommodating grooves, and the lower ends of the two microphone brackets are respectively hinged in the lower ends of the two accommodating grooves. After adopting this structure, the microphone can be placed on the microphone stand at all times of use to expand the use range of the sound box.

As another improvement of the present utility model, a storage box is provided on the left side wall or the right side wall of the main box, and the box opening of the storage box is provided with a box cover, and the lower end of the box cover It is hinged on the lower end of the box opening, and the upper end of the box cover is connected with the upper end of the box opening by a buckle. After adopting this structure, items such as wires and microphones can be placed in the storage box, further expanding the use range of the sound box.

Description of drawings

Fig. 1 is a three-dimensional structural schematic diagram of a portable portable speaker of the present invention.

Fig. 2 is a three-dimensional structural schematic diagram of the left box of the portable portable speaker of the present invention.

Fig. 3 is a three-dimensional structural schematic diagram of the main box of the portable portable speaker of the present invention.

As shown in the figure: 1. Main cabinet, 2. Left cabinet, 2.1. Accommodating slot, 3. Right cabinet, 4. High frequency speaker, 5. Large high frequency speaker, 6. Sub-panel, 6.1, Up concave Groove, 6.1.1, upper slope, 6.2, lower groove, 6.2.1, lower slope, 7, main panel, 8, microphone bracket, 9, box cover.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment the utility model is further described.

Please refer to Fig. 1, Fig. 2 and shown in Fig. 3, the portable portable sound box of the present utility model comprises the main case body 1 that is provided with power amplifier, the left case body 2 that is provided with loudspeaker and the right case body 3 that is provided with loudspeaker. The left box body 2 and the right box body 3 are arranged on both sides of the main box body 1 respectively, the structure of the left box body 2 and the right box body 3 is the same, and the left box body 2 and the right box body Two high-frequency speakers 4 and one low-frequency speaker 5 are arranged on the body 3 . The two high-frequency speakers 4 on the left box body 2 and the right box body 3 are arranged on the panel in a staggered up and down manner. The included angles formed between the two high frequency speakers 4 and the panel are 10°-20° and 160°-170° respectively.

The panels of the left box body 2 and the right box body 3 both include a sub-panel 6 and a main panel 7 . The main panel 7 is connected with the box body, and the sub-panel 6 is detachably mounted on the main panel 7 . The two high frequency speakers 4 are arranged on the subpanel 6 . The sub-panel 6 is provided with an upper groove 6.1 and a lower groove 6.2. The upper groove 6.1 is provided with an upper slope 6.1.1, and the angle formed between the upper slope 6.1.1 and the sub-panel 6 is 160°-170°, and one of the tweeters 4 is located on the On the inclined plane 6.1.1. The lower groove 6.2 is set on the lower slope 6.2.1, the angle formed between the lower slope 6.2.1 and the sub-panel 6 is 10°-20°, and another tweeter 4 is set on the lower slope 6.2.1. 6.2.1 on the lower slope. In this specific embodiment, the angle formed between the upper slope 6.1.1 and the sub-panel 6 is 165°. The angle formed between the lower slope 6.2.1 and the sub-panel 6 is 15°.

Both the front side wall and the rear side wall of the main box 1 are provided with microphone brackets 8 . Both the front side wall and the rear side wall are provided with accommodating slots 2.1 for accommodating the microphone holder 8 . The two microphone brackets 8 are respectively arranged in the two receiving grooves 2.1 and the lower ends of the two microphone brackets 8 are respectively hinged in the lower ends of the two receiving grooves 2.1. A storage box (not shown) is provided on the left side wall or the right side wall of the main box body 1, and the box mouth of the storage box is provided with a box cover 9, and the lower end of the box cover 9 is hinged on the On the lower end of the box mouth, the upper end of the box cover 9 is connected with the upper end of the box mouth by a buckle.

In order to facilitate the use in outdoor activities, the main box body is also provided with a battery box for placing lithium batteries, and the battery box is provided with lithium batteries. In order to make the overall weight of the portable portable speaker lighter, the speaker units all use NdFeB inner magnetic structure, which can effectively reduce the weight of the speaker and improve the portability of the speaker.

Claims (6)

1. a Portable hand audio amplifier, the right case (3) comprising the main box (1) being provided with power amplifier, the left box body (2) being provided with loud speaker and be provided with loud speaker; Described left box body (2) and right case (3) are located at the both sides of described main box (1) respectively, it is characterized in that: described left box body (2) is identical with the structure of right case (3), this left box body (2) and right case (3) are equipped with two tweeters (4) and a woofer (5); Two tweeters (4) on described left box body (2) and right case (3) are arranged on panel up and down alternately obliquely; The angle that these two tweeters (4) and described panel are formed is respectively 10 ° ~ 20 ° and 160 ° ~ 170 °.

2. Portable hand audio amplifier according to claim 1, is characterized in that: described left box body (2) and the panel of right case (3) include subpanel (6) and main panel (7); Described main panel (7) is connected with casing, and described subpanel (6) is removable to be arranged on described main panel (7); Two described tweeters (4) are located on described subpanel (6).

3. Portable hand audio amplifier according to claim 2, is characterized in that: described subpanel (6) is provided with upper groove (6.1) and low groove (6.2); Described upper groove (6.1) is provided with ramp (6.1.1), the angle that described ramp (6.1.1) and described subpanel (6) are formed is 160 ° ~ 170 °, and one of them tweeter (4) is located on this ramp (6.1.1); Described low groove (6.2) is provided with lower inclined plane (6.2.1), the angle that described lower inclined plane (6.2.1) and described subpanel (6) are formed is 10 ° ~ 20 °, and another tweeter (4) is located on this lower inclined plane (6.2.1).

4. Portable hand audio amplifier according to claim 3, is characterized in that: the angle that described ramp (6.1.1) and described subpanel (6) are formed is 165 °; The angle that described lower inclined plane (6.2.1) and described subpanel (6) are formed is 15 °.

5. Portable hand audio amplifier according to claim 1, is characterized in that: described main box (1) front side wall and rear wall are equipped with microphone holder (8); Described front side wall and rear wall are equipped with the holding tank (2.1) for accommodating described microphone holder (8); Two described microphone holders (8) are located in two holding tanks (2.1) and the lower end of two microphone holders (8) respectively and are hinged on respectively in the lower end of two holding tanks (2.1).

6. Portable hand audio amplifier according to claim 1, it is characterized in that: left side wall or the right side wall of described main box (1) are provided with containing box, the case mouth of described containing box is provided with case lid (9), the lower end of described case lid (9) is hinged on the lower end of described case mouth, and the upper end of described case lid (9) is connected by buckle with between the upper end of case mouth.