TWM520774U - Power-source-free sound amplifier for handheld electronic device - Google Patents

Description

Power-free speaker for handheld electronic devices

This creation is about a power-free speaker, especially a speaker that is widely used in handheld electronic devices such as mobile phones and tablet computers.

Commonly used personal handheld electronic devices (such as mobile phones, tablets, multimedia players, etc.), in order to be portable, and thus towards a light and thin design, resulting in space limitations, enabling handheld electronic devices (such as mobile phones, tablets) The speaker volume of the multimedia player, etc. cannot further expand the output, and can only increase the volume output by opening the volume, thus causing the power consumption to be accelerated.

In order to increase the output of the volume, it is often necessary to perform the playback of the handheld electronic device through an external sound amplifying device. The connection mode of the external sound amplifying device and the handheld electronic device is roughly divided into a wired connection and a wireless connection.

Wired connections are generally transmitted through a USB cable for audio signals, while wireless connections are used to transmit audio signals primarily through Bluetooth. However, whether it is an external sound reinforcement device with a wired connection or a wireless connection, most of the power is required to supply the power required for the sound effect to be played, so that the user needs to bring the charging device at any time, which is equivalent for the user. Inconvenience, and it will also cause energy loss.

In view of the problems of the aforementioned prior art, the purpose of the present invention is to provide A wide-ranging speaker widely used in handheld electronic devices such as mobile phones and tablet computers, especially a power-free speaker.

For the above purpose of creation, the expanded speaker of this creation has at least one hand-held battery. a positioning slot for inserting the sub-device and a sound outlet, the positioning slot and the sound outlet are located at two adjacent side edges of the speaker, and a sound collecting port is disposed at the bottom of the positioning slot, and the sound receiving port and the sound outlet Forming a guiding channel, the guiding channel is gradually expanded from the sound collecting port toward the sound emitting port, and the guiding channel is composed of a lower inclined plate and two side guiding plates, and the lower inclined plate is located below the guiding channel. And the lower slanting plate is disposed from the sound receiving port in an inclined manner from top to bottom toward the sound emitting port, and the side guiding plates are respectively disposed on the left and right sides of the guiding channel, and each side guide The lead plate is disposed in an inclined manner from the inside to the outside in the direction of the sound outlet.

In some embodiments, the lower sloping plate and the sound outlet are further formed with a first angle, and the first angle is 58 degrees.

In some embodiments, a second angle is further formed between the two side guide plates, the second angle is between 40 and 80 degrees, and the second angle is preferably 80 degrees.

In some implementations, the sound outlet is further provided with a sound network.

In some implementations, the speaker is further composed of an upper cover, a partition, two side panels, a front side cover, a rear side cover, and a lower bottom plate, the upper cover and the lower bottom plate being parallel to each other. The two side panels, the front side cover and the rear side cover are disposed between the upper cover and the lower bottom plate to form a box with a surrounding group, and the upper cover further has a first through hole, the positioning slot is The first through hole, the partition plate, the two side plates, the rear side cover plate and the lower inclined plate are assembled, and the sound outlet is located on the front side cover.

In some implementations, the speaker further includes a horizontal partition, and the second cover is further disposed with a second through hole, wherein the second through hole is located between the first through hole and the sound outlet, and The partition is located under the upper cover and is located between the first through hole and the second through hole, and the horizontal partition is located between the second through hole and the lower inclined plate.

In some embodiments, the lower sloping plate is located above the lower bottom plate, and a third angle is formed between the lower slanting plate and the lower bottom plate, and the third angle is 32 degrees.

In some embodiments, a support strip is further disposed between the lower sloping plate and the lower bottom plate, and the support strip is supported between the lower slant plate and the lower bottom plate.

In some embodiments, a resonant cavity is formed between the second through hole and the horizontal partition, and the resonant cavity is in communication with the guiding channel portion.

The effect of this creation is mainly to enable the sound to pass through the guiding channel to achieve the effect of sound amplification when the handheld electronic device is inserted into the positioning slot of the expanding speaker and to play the sound, thereby providing a power-free speaker.

10‧‧‧Power-free speaker

11‧‧‧ positioning slot

12‧‧‧ sound outlet

13‧‧‧ Reception

14‧‧‧ Guide channel

15‧‧‧ sloping plate

16‧‧‧ side guide

17‧‧‧Resonance chamber

20‧‧‧Upper cover

21‧‧‧ first through hole

22‧‧‧Second through hole

30‧‧‧ Lower floor

31‧‧‧Support bars

40‧‧‧Baffle

50‧‧‧ horizontal partition

60‧‧‧ side panels

70‧‧‧Front side cover

71‧‧‧Sound Network

80‧‧‧Back side cover

90‧‧‧Handheld electronic devices

θ 1‧‧‧ first angle

θ 2‧‧‧second angle

θ 3‧‧‧ third angle

The first picture is a three-dimensional diagram of the creation.

Figure 2 is a schematic cross-sectional view of the creation.

Figure 3 is an exploded view of the creation.

Figure 4 is a top view of the creation after removing the upper cover.

Figure 5 is a reference diagram of the use status of the creation.

In the following, in conjunction with the drawings and the preferred embodiment of the present invention, the technical means adopted by the creator to achieve the intended purpose of creation are further explained.

As shown in Figure 1 and Figure 2, the 10 series of power-free expansion speakers of this creation have certain The slot 11 and the sound outlet 12 have a sound receiving port 13 at the bottom end of the positioning slot 11, and a guiding channel 14 is formed between the sound receiving port 13 and the sound outlet 12, and the sound port 13 has a smaller diameter than the sound outlet 14 The caliber is such that the guiding passage 14 is in a state of being gradually expanded from the sound receiving port 13 toward the sound outlet 12.

The guiding channel 14 is composed of a lower slanting plate 15 and two side guiding plates 16 The plate 15 is located below the guiding channel 14, and the lower slanting plate 15 is disposed from the sound receiving port 13 toward the sound outlet 12 in an inclined manner from top to bottom, and the side guiding plates 16 are respectively disposed on the guiding channel. The left and right sides of the 14 and each side guide plate 16 are disposed from the sound receiving port 13 toward the sound outlet 12 in an inclined manner from the inside to the outside.

As shown in Figures 1 and 3, the power-free speaker 10 of this creation is further An upper cover 20, a lower bottom plate 30, a partition 40, a horizontal partition 50, two side plates 60, a front side cover 70 and a rear side cover 80 are formed. An upper first cover 21 and a second through hole 22 are formed on the upper cover 20; the lower base 30 is located below the upper cover 20, and is spaced apart from and parallel with the upper cover 20, and the lower sloping plate 15 The bottom plate 30 is further disposed on the lower bottom plate 30. The lower bottom plate 30 is further provided with a supporting strip 31 for supporting the lower slanting plate 15 so that the lower slanting plate 15 is tilted from the sound receiving port 13 toward the sound outlet 12 from top to bottom. The partition plate 40 is disposed under the upper cover plate 20 and extends toward the lower bottom plate 30, and is located between the first through hole 21 and the second through hole 22, and the sound receiving port 13 is composed of the partition plate 40 and the lower inclined plate 15 The horizontal partition 50 is located between the second through hole 22 and the lower slanting plate 15, and a resonant cavity 17 is formed between the second through hole 22 and the horizontal partition 50, and between the resonant cavity 17 and the guiding channel 14 The horizontal partitions 50 are spaced apart, and the resonant chamber 17 and the guiding passage 14 are partially connected to each other; the two side plates 60, the front side cover 70 and the rear side cover 80 are disposed on the upper cover 20 and the lower bottom plate 30. Between the two, the front side cover 70 is located on the side of the upper cover 20 adjacent to the second through hole 22, and the sound outlet 12 is The front side cover 70 is further disposed with a sound net 71, and the positioning groove 11 is formed by the first through hole 21, the partition 40, the two side plates 60, the rear side cover 80 and the lower inclined plate 15. Surrounded by.

Please also cooperate with the 2nd and 4th drawings, in which the lower sloping plate 15 is equipped with sound. A first angle θ1 is formed between the front side cover plates 70 of the mouth 13, and the first angle θ 1 is at an angle of 58 degrees, and a third angle θ 3 is formed between the lower slanting plate 15 and the lower bottom plate 30, and the third angle is The θ 3 is at an angle of 32 degrees, that is, the front side cover 70 and the lower bottom plate 30 are perpendicular to each other.

The two side guiding plates 16 are respectively adjacent to the two side plates 60, and the two side guiding plates 16 are shaped. The second angle θ 2 is between 40 and 80 degrees. In this embodiment, the second angle θ 2 is 80 degrees, that is, each side guide plate 16 is adjacent to the adjacent side panel 60 at an angle of 50 degrees.

Please cooperate with the 2nd and 5th pictures, the power-free speaker 10 of this creation is It is used to insert a handheld electronic device 90 (such as a mobile phone, a tablet computer, a multimedia player, etc.) and to expand the sound of the handheld electronic device 90. In the present embodiment, the handheld electronic device 90 is based on a mobile phone as its main implementation.

After the handheld electronic device 90 is inserted into the positioning slot 11, the handheld electronic device 90 is placed and placed. In the case of sound, the sound is transmitted from the speaker below the handheld electronic device 90, so that the sound is transmitted to the guide channel 14 through the sound port 13, and since the guide channel 14 is directed from the sound port 13 toward the sound port 12 Presenting a state of divergence.

Therefore, when the sound passes through the guiding channel 14, the sound amplification effect will be achieved, and then The sound is transmitted outward through the sound outlet 12, so that the volume transmitted through the power-free speaker 10 of the present invention will have an enlarged effect, and the volume is greater than that of the original handheld electronic device 90. The volume that is delivered.

In addition, this creation is mainly composed of a combination of plates, which can achieve the amplification. As a result, there is no need to pass through the power source to maintain the power of the speaker, and thus constitute a power-free speaker 10, and the power of the handheld electronic device 90 can be saved.

The above description is only a preferred embodiment of the present creation, and does not make any shape for the creation. The present invention has been described above with reference to the preferred embodiments, but is not intended to limit the present invention. Any person skilled in the art is within the scope of the present technical solution and is based on the technical essence of the present invention. Any simple modifications, equivalent changes and modifications made to the above embodiments are still within the scope of the present technical solution.

10‧‧‧Power-free speaker

11‧‧‧ positioning slot

12‧‧‧ sound outlet

90‧‧‧Handheld electronic devices

Claims (10)

A power-free speaker for a handheld electronic device, characterized in that: the speaker has at least one positioning slot for inserting the handheld electronic device and a sound outlet, the positioning slot and the sound outlet are located on two adjacent sides of the speaker The edge of the positioning groove is provided with a sound receiving port, and a guiding channel is formed between the sound receiving port and the sound emitting port, and the guiding channel is gradually expanded by the sound collecting port toward the sound emitting port, and the guiding channel is inclined by the lower side. The plate and the two side guiding plates are formed, the lower slanting plate is located below the guiding channel, and the lower slanting plate is disposed from the sound collecting port in a tilting manner from top to bottom toward the sound emitting port, the side guiding The lead plates are respectively disposed on the left and right sides of the guiding channel, and each of the side guiding plates is disposed in an inclined manner from the inside to the outside in the direction of the sound emitting port. The power-free speaker of the handheld electronic device of claim 1, wherein the lower swash plate and the sound outlet further form a first angle, the first angle being 58 degrees. The power-free speaker of the handheld electronic device of claim 1, wherein a second angle is further formed between the two side guiding plates, and the second angle is between 40 and 80 degrees. The power-free speaker of the handheld electronic device of claim 3, wherein the second angle of the second angle is 80 degrees. The power-free speaker of the handheld electronic device of claim 1, wherein the sound outlet is further provided with a sound network. The power-free speaker of the handheld electronic device of claim 1, wherein the speaker is further composed of an upper cover, a partition, two side plates, a front side cover, a rear side cover and a lower floor. The upper cover plate and the lower bottom plate are parallel to each other, and the two side plates, the front side cover plate and the rear side cover plate are disposed between the upper cover plate and the lower bottom plate to form a box body around the group, and the upper cover plate is formed on the upper cover plate Further having a first through hole, the positioning groove is formed by the first through hole, the partition plate, the two side plates, the rear side cover plate and the lower inclined plate, and the sound outlet is located at the On the front side cover. The power amplifier-free speaker of the handheld electronic device of claim 6, wherein the speaker further comprises a horizontal partition, and the upper cover is further provided with a second through hole, wherein the second through hole is located at the first a through hole and the sound outlet, and the partition is located under the upper cover and located between the first through hole and the second through hole, the horizontal partition is located at the second through hole and the lower oblique Between the boards. The power-free speaker of the handheld electronic device of claim 6, wherein the lower sloping plate is located above the lower bottom plate, and a third angle is formed between the lower slant plate and the lower bottom plate, and the third angle is 32 degree. The power-free speaker of the handheld electronic device of claim 8, wherein a support bar is further disposed between the lower sloping plate and the lower bottom plate, and the support bar is supported between the lower slant plate and the lower bottom plate. . The power-free speaker of the handheld electronic device of claim 6, wherein a resonant cavity is formed between the second through hole and the horizontal partition, and the resonant cavity is in communication with the guiding channel portion.