TWI702856B - Speaker - Google Patents

Abstract

A speaker includes a frame, a sound field partition wall and a sound tuning sheet. The sound field partition wall is secured to the frame to partition a high sound room and a bass sound room. The sound tuning sheet is rotatably coupled to the frame. The sound tuning sheet has a mesh area and a non-mesh area, and is rotated to adjustably align the mesh area to the high sound room or the bass sound room.

Description

Speaker

The invention relates to a loudspeaker, in particular to a loudspeaker with a tuning sheet.

Listening to music has become an indispensable and important part of modern people’s lives to adjust the stressful and monotonous life. Therefore, the sound quality of music displayed by the speakers of general consumer products (such as speakers, headphones, etc.) will affect consumers’ listening The experience of using the speaker while music. Moreover, as consumers have higher and higher requirements for sound quality, the requirements for speakers for general consumer products are becoming more and more important. Therefore, to improve sound quality and improve consumer experience, speaker manufacturers need to continue to invest their efforts.

Generally speaking, small speakers, such as the speakers in headphones, can only be designed with a single sounding unit, which makes it difficult to have both high and low sound experience. How to improve the output quality of high and low frequencies in small speakers is one of the directions of speaker manufacturers.

The present invention provides an innovative loudspeaker to improve the output quality of high and low frequencies.

In an embodiment of the present invention, a speaker includes a frame, a sound range partition wall, and a tuning piece. The sound range partition wall is connected to the frame to separate a tweeter room and a bass sound room. The tuning piece is rotatably connected to the frame, the tuning piece has an empty area and a non-empty area, and the tuning piece is rotated so that the empty area can be adjusted to the tweeter room or the bass room.

In an embodiment of the present invention, a speaker includes a frame, a tuning piece, and a tuning and dialing structure. The frame has a plurality of ribs to define a central through hole and at least one side through hole arranged around the central through hole. The tuning piece is rotatably covered on at least one side of the through hole of the frame, and the tuning piece has a hollow area and a non-empty area alternately arranged. The tuning dial structure is connected to the tuning piece.

In an embodiment of the present invention, the tweeter room includes an electromagnetic loop element accommodating area and a plurality of discontinuous sound room extension areas.

In an embodiment of the present invention, the tuning piece is a ring shape, and the tweeter room can be adjusted to shield the tweeter room by rotating the tuning piece.

In an embodiment of the present invention, the frame has a plurality of ribs to define a central through hole and at least one through hole, and the tuning sheet is rotatably covered on the at least one through hole.

In an embodiment of the present invention, the tuning piece is rotatably embedded in the sliding groove formed between the ribs.

In an embodiment of the present invention, the tuning piece is rotatably located in the sliding groove on either side of the frame.

In an embodiment of the present invention, the speaker further includes a tuning dial structure connected to the tuning piece.

In an embodiment of the present invention, empty areas and non-empty areas are alternately arranged on the tuning chip.

In an embodiment of the present invention, the empty area is a fan-shaped area formed by a plurality of small holes arranged.

In an embodiment of the present invention, the central through hole is a circular through hole, and the at least one through hole is a fan-shaped through hole.

In an embodiment of the present invention, the tuning piece is in a ring shape, and by rotating the tuning piece, the hollow area is adjustable and shielded from the tweeter room.

In an embodiment of the present invention, the tuning and toggle structure passes through the at least one through hole and is confined in the at least one through hole.

To sum up, the speaker structure of the present invention uses the empty area and non-empty area of the tuning piece to be alternately arranged, and the toggle lever is arranged to facilitate rotation and tuning, and then set through the structure of the frame and the sound field partition wall. Users can arbitrarily adjust the high and low ranges according to their personal preferences. The tuning lever is then linked to the earphone shell design, allowing users to adjust the high and low range distribution outside the earphone shell.

Hereinafter, the above description will be described in detail by way of implementation, and a further explanation will be provided for the technical solution of the present invention.

In order to make the above and other objects, features, advantages and embodiments of the present invention more obvious and understandable, the description of the attached symbols is as follows:

100‧‧‧Speaker

102‧‧‧Shell

102a‧‧‧Outer back cover

102b‧‧‧Handset cover

102c‧‧‧Middle opening

102d‧‧‧Sliding notch

103‧‧‧Tweeter Room

103a‧‧‧Electromagnetic circuit component housing area

103b‧‧‧Sound room extension area

104‧‧‧Sound range partition wall

104a‧‧‧Top wall

104b‧‧‧ side wall

104c‧‧‧side wall

104d‧‧‧Sound chamber through hole

104e‧‧‧Air flow regulator

105‧‧‧Bass room

106‧‧‧Electromagnetic circuit components

106a‧‧‧Magnetic components

106b‧‧‧Sound source coil

108‧‧‧Drive circuit board

110‧‧‧Tuning Film

110a‧‧‧Empty area

110b‧‧‧Non-empty area

110c‧‧‧Toggle lever

112‧‧‧Frame

112a‧‧‧rib

112b‧‧‧Central through hole

112c‧‧‧Side through hole

112d‧‧‧Chute

112e‧‧‧Chute

114‧‧‧Vibrating membrane

116‧‧‧Front cover

116a‧‧‧Sound output hole

120‧‧‧Tune and toggle structure

120a‧‧‧Block

120b‧‧‧Top

120c‧‧‧Bottom

In order to make the above and other objectives, features, advantages and embodiments of the present invention more comprehensible, the description of the accompanying drawings is as follows: Figure 1 shows an exploded view of a loudspeaker according to an embodiment of the present invention; Figure is a perspective view of some components of a speaker according to an embodiment of the present invention; Figure 3 is a perspective view of the sound range partition wall of the speaker of Figure 2; Figure 4 is a perspective view of a speaker in accordance with an embodiment of the present invention A perspective view of the vocal unit; Fig. 5 is a cross-sectional view along the line 5-5 in Fig. 4; and Figs. 6A to 6C are schematic diagrams of three application conditions of a speaker according to an embodiment of the present invention; Fig. 7 shows a speaker with a tuning and dial structure according to an embodiment of the present invention (with the casing removed); and Fig. 8 shows an assembly diagram of a speaker with a tuning and dial structure according to an embodiment of the present invention.

In order to make the description of the present invention more detailed and complete, reference may be made to the attached drawings and various embodiments described below. The same numbers in the drawings represent the same or similar elements. On the other hand, well-known elements and steps are not described in the embodiments to avoid unnecessary limitation of the present invention.

In the implementation mode and the scope of the patent application, unless the article is specifically limited in the context, "a" and "the" can generally refer to a single or more than one.

Please refer to FIG. 1, which shows an exploded view of a speaker according to an embodiment of the present invention. The loudspeaker 100 includes a sound range partition wall 104, a tuning sheet 110, a frame 112, a diaphragm 114, a front cover 116, an electromagnetic circuit element 106, a housing 102 and other elements.

The electromagnetic circuit element 106 includes a magnetic component 106a and a sound source coil 106b composed of multiple parts. The sound source coil 106b is electrically connected to the driving circuit board 108, and is driven to drive the vibrating membrane 114 to vibrate to generate sound.

When the speakers are combined, the housing 102 composed of the outer back cover 102a and the earpiece cover 102b is used to cover the rest of the components inside. The front cover 116 is assembled in the middle opening 102c of the earpiece cover 102b, and has a plurality of sound output holes 116a for sound output.

Please refer to FIG. 2, which shows a three-dimensional view of the sound range partition wall 104 and the frame 112 of the speaker. The sound range partition wall 104 is used to be assembled on the frame 112 to separate a treble room and a bass room.

The sound range partition wall 104 is composed of a top wall 104a and a plurality of side walls. The side wall is further divided into a flat side wall 104c and an arc-shaped side wall 104b.

The frame 112 has ribs 112a to define a central through hole 112b and a plurality of side through holes 112c. When the sound range partition wall 104 is combined with the frame 112, the sound range partition wall 104 covers the central through hole 112b and part of the side through holes 112c of the frame 112. In this embodiment, the central through hole 112b is a circular through hole, and the side through hole 112c is a fan-shaped through hole, but not limited to this.

Please refer to FIG. 3, which is a perspective view of the sound range partition wall 104 of the speaker in FIG. 2 from another perspective. The tweeter room 103 surrounded by the sound range partition wall 104 includes an electromagnetic loop element accommodating area 103a and a plurality of discontinuous sound room extension areas 103b. The electromagnetic circuit element accommodating area 103a is used for accommodating the aforementioned electromagnetic circuit element 106, so it is named with this function.

In the embodiment of Figure 3, the tweeter room 103 defined by the sound range partition wall 104 includes three discontinuous room extension areas 103b, and the electromagnetic circuit element accommodating area 103a is a circular area. The continuous sound chamber extension area 103b is a fan-shaped area, but is not limited to this.

The multiple discontinuous sound chamber extension areas 103b of the tweeter room 103 and the electromagnetic circuit element accommodating area 103a are in spatial communication with each other. For example, fluid can flow through the electromagnetic circuit element accommodating area 103a to circulate in a plurality of discontinuous sounds. Between the room extension area 103b.

Please refer to FIGS. 1 to 4 at the same time. FIG. 4 is a perspective view of a sounding monomer in a speaker according to an embodiment of the present invention (the sounding monomer in the figure is the appearance with the outer shell removed). When the speakers are combined, the electromagnetic circuit element accommodating area 103a of the tweeter room 103 is used to align with or cover the central through hole 112b of the frame 112, and the discontinuous sound room extension area 103b of the tweeter room 103 covers some of these Side through hole 112c.

The tuning piece 110 has a plurality of empty areas 110a and non-empty areas 110b alternately arranged thereon. The tuning piece 110 is a ring shape, and the tweeter room 103 can be adjusted to shield the hollow area 110a from the tweeter room 103 by rotating the tuning piece 110. In other words, the tuning piece 110 is rotatably covered on the side through hole 112c, so that it can adjustably shield the tweeter room 103.

In this embodiment, each empty area 110a is a fan-shaped area formed by a plurality of small holes, but it is not limited to this. For example, each empty area can be a non-fan-shaped area or an area corresponding to the side through hole shape of the frame.

In this embodiment, the tuning piece 110 is a closed loop, but it is not limited to this. For example, the tuning piece can be a non-closed ring shape.

In this embodiment, the sound field partition wall 104 has at least one sound chamber through hole 104d on the side walls (104b, 104c) of the sound chamber extension area 103b, and has an airflow regulating member 104e covering the sound chamber through hole 104d (for example, airflow The adjusting member 104e is pasted on the side wall to cover the sound chamber through hole 104d). The air flow regulating member 104e is a porous ventilating element, which can evenly distribute the air flow between the treble and bass chambers, and maintain the same air pressure in the treble and bass chambers.

Please refer to Figs. 4 and 5 at the same time. Fig. 5 shows a cross-sectional view along the line 5-5 of Fig. 4. In this embodiment, the tuning piece 110 is rotatably embedded in the sliding groove 112d formed between the ribs 112a, but it is not limited to this. For example, the tuning piece 110 may also be rotatably located in the sliding groove 112e on either side of the frame 112 (for example, rotatably located between the rib 112a of the frame 112 and the sound range partition wall 104).

The toggle lever 110c on the tuning piece 110 protrudes from the frame 112 for the user to apply force, so that the tuning piece 110 can be rotated relative to the frame 112. In this embodiment, the toggle rod 110c passes through a side through hole 112c on the frame, so that the toggle rod 110c can be restricted within the range of the side through hole 112c to be toggled, thereby allowing the user It is more convenient to operate to adjust the alignment of the empty area 110a to the tweeter room or the bass room.

Please refer to FIGS. 6A to 6C, which illustrate a schematic diagram of three application conditions of a speaker according to an embodiment of the present invention. The treble room 103 described below is the area covered by the sound range partition wall 104 (please also refer to Fig. 3), and the bass sound room 105 is defined as the sound range partition wall 104 and the speaker enclosure (for example, the rear outside of Fig. 1 The space enclosed by the housing 102) composed of the cover 102a and the earpiece cover 102b.

In Figure 6A, the tuning piece 110 is adjusted by its toggle lever 110c so that the empty area 110a is located in the side through hole corresponding to the bass sound chamber 105, so the side through hole corresponding to the tweeter 103 is not empty area Shielded by 110b. At this time, the output of the bass range will be greater than the high range.

In Figure 6B, the tuning piece 110 uses its toggle lever 110c to rotate clockwise to adjust (compared to the position of the toggle lever 110c in Figure 6A), so that a larger part of the empty area 110a is located in the bass sound The side through hole corresponding to the chamber 105, and a lesser part of the hollow area 110a is located in the side through hole corresponding to the tweeter room 103, so a small part of the side through hole corresponding to the tweeter room 103 is shielded by the non-empty area 110b. At this time, the output of the bass range is still greater than the high range.

In Figure 6C, the tuning piece 110 uses its toggle lever 110c to rotate in a clockwise direction (compared to the position of the toggle lever 110c in Figure 6B), so that the empty area 110a is located in the tweeter 103 The corresponding side through holes (the empty area 110a is covered by the sound range partition wall 104, so the figure is not shown), so the corresponding side through holes of the bass sound chamber 105 are all shielded by the non-empty area 110b. At this time, the output of the high range is greater than the low range.

Please refer to FIGS. 7 and 8, which illustrate a perspective view of a speaker with a tuning dial structure before and after the housing is removed according to an embodiment of the present invention. The bottom end 120c of the tuning toggle structure 120 is connected to the toggle lever 110c on the tuning piece 110 (please also refer to Figure 6A), and the top end 120b protrudes from the sliding notch 102d of the outer rear cover 102a for the user Adjust the position of the tuning piece 110. The tuning and dial structure 120 also has a baffle 120a to cover the sliding notch 102d corresponding to the outer rear cover 102a to prevent foreign matter or moisture from invading the speaker. It should be noted that the tuning and dialing structure is not limited to the above-mentioned structure or design. Any structure that can be connected to the tuning piece and protrudes out of the housing can be applied, such as a knob that can be connected to the tuning piece and protrudes out of the housing. .

To sum up, the speaker structure of the present invention uses the empty area and non-empty area of the tuning piece to be alternately arranged, and the toggle lever is arranged to facilitate rotation and tuning, and then set through the structure of the frame and the sound field partition wall. Users can arbitrarily adjust the high and low ranges according to their personal preferences. The tuning lever is then linked to the earphone shell design, allowing users to adjust the high and low range distribution outside the earphone shell.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention. Anyone who is familiar with the art can make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, the protection of the present invention The scope shall be subject to those defined in the attached patent scope.

106‧‧‧Electromagnetic circuit components

106b‧‧‧Sound source coil

110‧‧‧Tuning Film

110c‧‧‧Toggle lever

112‧‧‧Frame

112a‧‧‧rib

112b‧‧‧Central through hole

112c‧‧‧Side through hole

112d‧‧‧Chute

112e‧‧‧Chute

114‧‧‧Vibrating membrane

116‧‧‧Front cover

Claims (15)

A speaker comprising: a frame; a range partition wall connected to the frame to separate a tweeter room and a bass room; and a tuning piece rotatably connected to the frame, the tuning piece having a hollow space And the non-empty area, the tuning piece is rotated so that the empty area can be adjusted to the tweeter room or the bass room. As for the loudspeaker described in item 1 of the scope of patent application, the tweeter room includes an electromagnetic loop element accommodating area and a plurality of discontinuous sound room extension areas. For the loudspeaker described in item 1 of the scope of patent application, the tuning sheet is a ring shape, and the tweeter room can be adjusted to shield the tweeter room by rotating the tuning sheet. As described in the first item of the patent application, the frame has a plurality of ribs to define a central through hole and at least one through hole, and the tuning sheet is rotatably covered on the at least one through hole. For the loudspeaker described in item 4 of the scope of patent application, the tuning sheet is rotatably embedded in the sliding groove formed between the ribs. For the loudspeaker described in item 4 of the scope of patent application, the tuning piece is rotatably located in the sliding groove on either side of the frame. The loudspeaker described in item 1 of the scope of patent application further includes a tuning dial structure connected to the tuning piece. In the loudspeaker described in item 1 of the scope of patent application, the empty area and the non-empty area are alternately arranged on the tuning chip. For the loudspeaker described in item 1 of the scope of patent application, the hollow area is a fan-shaped area formed by a plurality of small holes arranged. A loudspeaker comprising: a frame with a plurality of ribs to define a central through hole and at least one through hole arranged around the central through hole; a tuning piece rotatably covering the at least one through hole of the frame , The tuning piece has an empty area and a non-empty area alternately arranged; and a tuning toggle structure connected to the tuning piece. In the loudspeaker described in claim 10, the central through hole is a circular through hole, and the at least one through hole is a fan-shaped through hole. For the loudspeaker described in item 10 of the scope of patent application, the tuning piece is in a ring shape, and the hollow area is adjustable shielded from the at least one through hole by rotating the tuning piece. For the loudspeaker described in item 10 of the scope of patent application, the tuning piece is rotatably embedded in the sliding groove formed between the ribs. As described in item 10 of the scope of patent application, the tuning sheet is rotatably located in the sliding groove on either side of the frame. For the loudspeaker described in item 10 of the scope of patent application, the tuning and dialing structure passes through the at least one through hole and is confined in the at least one through hole.

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