CN102833663A - telescopic loudspeaker - Google Patents

Abstract

A telescopic loudspeaker comprises a base, a sliding cylinder, a loudspeaker, a touch switch and an elastic element arranged between the base and the loudspeaker; the sliding cylinder is sleeved and slidably connected to the outer side of the seat body, the sliding cylinder is provided with an upper opening, the horn is arranged in the upper opening and is provided with a contact part, the touch switch is arranged in the seat body to control the power supply of the horn to be turned on and off, and the touch switch and the contact part are mutually contacted in parallel; the elastic force of the elastic element forces the sliding cylinder to be far away from the seat body, so that the contact part is separated from the touch switch, and the touch switch can start the power supply of the loudspeaker; the user only needs to press the loudspeaker lightly, and the megaphone can extend and turn on the power simultaneously, and it is very convenient to use.

Description

telescopic loudspeaker

technical field

The invention relates to a loudspeaker, in particular to a telescopic loudspeaker.

Background technique

People like to listen to music to refresh themselves. When playing music, an external or built-in loudspeaker is often used to increase the volume, and the resonant cavity inside the loudspeaker is used to resonate the sound to produce better sound quality.

However, no matter it is an external or built-in loudspeaker, its volume is always fixed. If the volume of the loudspeaker can be reduced for storage after use, and only one action is required to turn on the loudspeaker The power supply of the device is bound to make the user feel quite convenient.

Therefore, how to solve the above problems becomes the improved goal of the present invention.

Contents of the invention

An object of the present invention is to provide a retractable loudspeaker, which can be stretched and powered on at the same time by a user only needing to press it lightly.

In order to achieve the above object, the present invention provides a telescopic loudspeaker, comprising:

a body;

A sliding cylinder, sleeved and slidably connected to the outside of the seat, the sliding cylinder has an upper opening;

a horn installed in the upper opening, the horn has a contact portion;

a touch switch, which is arranged in the base body to control the power on and off of the horn, and the touch switch and the contact part touch each other; and

an elastic element is arranged between the base body and the horn;

When the elastic force of the elastic element forces the sliding cylinder away from the seat, the contact part is separated from the touch switch, so that the touch switch activates the power supply of the horn.

Compared with the prior art, the present invention has the following effects:

Since the sliding cylinder of the present invention can slide up and down relative to the base, the horn is installed on the upper opening of the sliding cylinder, and the elastic element is arranged between the horn and the base, so when the elastic element is stretched, the elastic force of the elastic element Push the horn, so that the horn pulls the sliding cylinder and slides upward relative to the base body. At this time, the contact part at the bottom of the horn is separated from the touch switch in the base, so that the touch switch activates the power supply of the horn; therefore, the user only needs to press the horn lightly One click, the horn and the sliding cylinder will slide up and turn on the power, which is very convenient to use.

On the other hand, when not in use, the user only needs to press the horn again to compress the elastic element until the contact portion at the bottom of the horn and the touch switch touch each other, and the touch switch can turn off the power of the horn. In other words, the volume of the present invention can be reduced when not in use, which is very beneficial for installation in a limited internal space of an electronic device, and contributes to the miniaturization of the electronic device and the loudspeaker itself.

The present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments, but not as a limitation of the present invention.

Description of drawings

Fig. 1 is an exploded perspective view of the present invention;

Fig. 2 combined perspective view of the present invention;

Fig. 3 is a combined sectional view of the present invention in a compressed closed state;

Figure 4 is a perspective view of the present invention in a compressed closed state;

Fig. 5 is a combined cross-sectional view of the present invention in an extended and open state;

Fig. 6 is a three-dimensional perspective view of the present invention in an extended and opened state;

Fig. 7 is a perspective view of another embodiment of the present invention.

Among them, reference signs

1 amplifier

10 seat body

11 Limiting flange

12 cord reels

13 support frame

20 sliding barrel

21 upper opening

211 card slot

212 axial guide groove

22 lower opening

24 ring groove

30 speakers

31 hook

32 contact part

40 Tact switch

41 card slot

50 elastic elements

S resonance cavity

S' resonance cavity

Detailed ways

The detailed description and technical content of the present invention will be described as follows with the accompanying drawings, but the attached drawings are only for illustration purposes and are not intended to limit the present invention.

Please refer to Figure 1 and Figure 2, the present invention provides a telescopic loudspeaker (hereinafter referred to as "speaker 1"), which mainly includes: a base 10, a sliding cylinder 20, a horn 30, a touch switch 40, and an elastic element 50.

The base body 10 is the main body of the loudspeaker 1, in which a touch switch 40, a circuit board, and related electronic components are installed. When the user puts a battery (not shown) into the base body 10, the entire Amplifier 1 required power. Since circuit boards and other electronic components are existing and are not technical features of the present invention, they are not specifically marked in the accompanying drawings and their related descriptions are also omitted.

The peripheral outer wall of the seat body 10 has a limiting flange 11, and the limiting flange 11 can be arranged on the outer surface of the seat body 10 in a complete circle, or can be arranged at intervals on the outer surface of the seat body 10 as shown in FIG. 1 at the same height position. Inside the base body 10 is provided a wire reel 12 for winding the wires inside the base body 10 to facilitate the storage of the wires.

The sliding cylinder 20 is a hollow cylinder and has an upper opening 21 and a lower opening 22. The sliding cylinder 20 is sleeved and slidably connected to the outside of the base 10, and a resonance cavity S is formed between the sliding cylinder 20 and the base 10. , Moreover, the sliding cylinder 20 can slide relative to the seat body 10 . The sliding cylinder 20 is formed with an annular groove 24 adjacent to the inner wall of the lower opening 22 , and the annular groove 24 can limit the limit flange 11 of the base 10 so that the base 10 cannot be completely disengaged from the lower opening 22 of the sliding cylinder 20 .

The horn 30 is mounted on the upper opening 21 of the sliding cylinder 20 away from the base 10 . The inner wall of the sliding cylinder 20 is provided with a plurality of engaging grooves 211 adjacent to the upper opening 21 , and the periphery of the horn 30 is formed with a plurality of engaging hooks 31 embedded in the plurality of engaging grooves 211 . A contact portion 32 protrudes from the speaker 30 . In this embodiment, the contact portion 32 is in the shape of a hook, but it is not limited thereto.

The touch switch 40 is disposed in the base body 10 to control the power on and off of the horn 30 , and the touch switch 40 is formed with a slot 41 embedded with the contact portion 32 . When the contact portion 32 and the slot 41 are embedded with each other, the touch switch 40 is in a closed state (OFF); when the contact portion 32 and the slot 41 are separated from each other, the touch switch 40 is in an open state (ON).

The elastic element 50 is disposed between the base body 10 and the sliding cylinder 20 , more specifically, two ends of the elastic element 50 abut against the horn 30 and the base body 10 respectively.

3 and 4, when the contact portion 32 of the horn 30 and the slot 41 of the touch switch 40 in the seat 10 are embedded with each other, the loudspeaker 1 is in the compressed closed state at this time, and the sliding cylinder 20 and the seat The volume of the resonant cavity S enclosed between the bodies 10 is the smallest, and the total length of the entire loudspeaker 1 is the smallest; in other words, this state can be used as the initial state of the loudspeaker 1 to be installed in an electronic device (not display), so that the loudspeaker 1 does not require a large (that is, too deep) installation space, which is conducive to the miniaturization of electronic devices.

Referring to Fig. 5 and Fig. 6, when the user applies force to press the sliding cylinder 20 (or the horn 30 on it), so that the contact part 32 of the horn 30 is separated from the slot 41 of the touch switch 40 in the seat body 10 , at this time, the elastic element 50 stretches and its elastic force forces the sliding cylinder 20 to slide upwards relative to the seat 10 as shown by the arrow in FIG. Detach from the slot 41 of the touch switch 40 so that the touch switch 40 starts the power supply of the horn 30 .

When the sliding cylinder 20 slides upwards relative to the base 10 until the limit flange 11 of the base 10 and the ring groove 24 on the inner wall of the sliding cylinder 20 interlock each other, the entire loudspeaker 1 is in an extended and open state. At this time, the volume of the resonant cavity S' surrounded by the sliding cylinder 20 and the base 10 is the largest, and the total length of the entire loudspeaker 1 is the largest.

In addition, in order to avoid unnecessary relative rotation between the sliding cylinder 20 and the base 10 and twist the wires between the horn 30 and the base 10, as shown in FIGS. 3 and 5 , the sliding cylinder 20 can A plurality of axial guide grooves 212 are provided on the inner wall of the base body 10 , and the limiting flange 11 formed on the peripheral wall of the seat body 10 can smoothly slide back and forth in the axial direction of the sliding cylinder 20 along the axial guide grooves 212 .

With reference to Fig. 7, it shows the second embodiment of the present invention, wherein loudspeaker 1 is provided with a support frame 13 at the bottom of seat body 10, and this support frame 13 can set off an angle with respect to the bottom surface of seat body 10, by this way, If the loudspeaker 1 is not installed inside the electronic device, but is electrically connected to the outside of the electronic device, and the orientation of the speaker 23 is not facing the user, the user can place the support frame at the bottom of the base 10 13 is lifted, and the whole loudspeaker 1 is erected at an inclined angle, so that the sound emitted from the loudspeaker 23 can be sent toward the user more accurately, and the user can hear it more clearly.

In addition, in order to enable the two loudspeakers 1 to be connected in series, magnets (not shown) with different magnetic poles can be arranged on the bottom surface of the base body 10 of each loudspeaker 1. In this way, if the user needs to use a pair of loudspeakers When using the speakers 1, the base bodies 10 of the two speakers 1 can be magnetically adsorbed to each other.

If the sound source has been transmitted to the base body 10 , when the contact portion 32 of the speaker 30 disengages from the slot 41 of the touch switch 40 , the touch switch 40 can activate the power of the speaker 30 to play music directly.

The sliding cylinder 20 occupies most of the outer surface of the loudspeaker 1, so an indicator light, a USB slot or a liquid crystal display screen can be additionally set on the surface of the sliding seat body 20, and the indicator light can display the ON/OFF of the loudspeaker 1 status, the USB slot can be inserted into the USB connector to obtain other audio source signals, and the LCD screen can display relevant information such as date, time, and remaining power.

Compared with the prior art, the present invention has the following effects:

Since the sliding cylinder 20 of the present invention can slide up and down relative to the base 10, the horn 30 is installed on the upper opening 21 of the sliding cylinder 20, and the elastic element 50 is arranged between the horn 30 and the base 10, so when the elastic element When 50 is stretched, the elastic force of elastic element 50 pushes the horn 30, making the horn 30 pull the sliding cylinder 20 and slide upwards relative to the seat body 10. The card slot 41 of the button causes the touch switch 40 to turn on the power of the horn 30; therefore, the user only needs to press the horn 30 lightly, and the horn 30 and the sliding cylinder 20 will slide up and turn on the power, which is very convenient to use.

On the other hand, when not in use, the user only needs to press the horn 30 again to compress the elastic element 50 until the contact portion 32 at the bottom of the horn 30 is embedded in the slot 41 of the touch switch 40, and the touch switch 40 can be closed. The power supply of the speaker 30. In other words, the volume of the present invention can be reduced when not in use, which is very beneficial for installation in a limited internal space of an electronic device, and contributes to the miniaturization of the electronic device and the loudspeaker itself.

Certainly, the present invention also can have other multiple embodiments, without departing from the spirit and essence of the present invention, those skilled in the art can make various corresponding changes and deformations according to the present invention, but these corresponding Changes and deformations should belong to the scope of protection of the appended claims of the present invention.

Claims (10)

1. a concertina type loudspeaker is characterized in that, comprising:

One pedestal;

One sliding barrel, sheathed slipping in this pedestal outside, this sliding barrel has a upper shed;

One loudspeaker are installed in this upper shed, and these loudspeaker have a contact site;

One touch switch is arranged in this pedestal and opens and closes with the power supply of controlling these loudspeaker, and this touch switch and this contact site are mutual and touch; And

One flexible member is arranged between this pedestal and this loudspeaker;

When wherein the elastic force of this flexible member forced this sliding barrel away from this pedestal, this contact site broke away from this touch switch, so that this touch switch starts the power supply of these loudspeaker.

2. concertina type loudspeaker according to claim 1; It is characterized in that; This sliding barrel is hollow and has a upper shed and a under shed; The inwall of this sliding barrel is provided with a plurality of draw-in grooves in the position of contiguous this upper shed, and these loudspeaker are provided with a plurality of trips with the mutual build-in of these a plurality of draw-in grooves, and this touch switch has the draw-in groove with the mutual build-in of this contact site.

3. concertina type loudspeaker according to claim 2 is characterized in that this pedestal has a defining flange, and the inwall of contiguous this under shed of this sliding barrel is provided with the annular groove with the mutual embedding limit of this defining flange.

4. concertina type loudspeaker according to claim 3 is characterized in that, the inwall of this sliding barrel is provided with at least one axial channel that this defining flange of supplying this pedestal slips, so that this sliding barrel can slide along the axial generation of this pedestal relatively.

5. concertina type loudspeaker according to claim 4 is characterized in that the inside of this pedestal is provided with a winder and battery, this loudspeaker required electric power of this battery supplied.

6. concertina type loudspeaker according to claim 5 is characterized in that the bottom of this pedestal is equiped with a magnet.

7. concertina type loudspeaker according to claim 5 is characterized in that the bottom of this pedestal is provided with a bracing frame, and this bracing frame can start an angle with respect to the bottom surface of this pedestal, and this loudspeaker is erected with an angle of inclination.

8. according to claim 6 or 7 described concertina type loudspeakers, it is characterized in that this loudspeaker is equiped with an indicator light.

9. according to claim 6 or 7 described concertina type loudspeakers, it is characterized in that this loudspeaker is equiped with a LCD Panel.

10. according to claim 6 or 7 described concertina type loudspeakers, it is characterized in that this loudspeaker is equiped with a USB slot.

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