TW202010318A - 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 speaker, in particular to a speaker with a tuning sheet.

Listening to music has become an indispensable and important part of modern people's lives to adjust tension and monotonous life, so the sound quality of music displayed by speakers of general consumer products (such as speakers, headphones, etc.) will affect consumers' listening. The experience of using speakers during music. As consumers' requirements for sound quality are also getting higher and higher, the requirements for speakers of general consumer products are becoming more and more important. Therefore, improving the sound quality and improving the consumer experience requires speaker manufacturers to continue to invest their efforts.

Generally speaking, a smaller speaker, such as a speaker in an earphone, can only be designed with a single sound-generating unit, and it is difficult to take into account both high and low sound effects. How to improve the output quality of high and low bass in a small speaker is one of the directions of speaker manufacturers.

The invention proposes an innovative loudspeaker, so as to improve the output quality of high and low sounds.

In an embodiment of the invention, a speaker includes a frame, a sound partition, and a tuning sheet. The sound field partition wall is connected to the frame to separate a treble sound room and a bass sound room. The tuning piece is rotatably connected to the frame. The tuning piece has a basket empty area and a non-basket empty area. After the tuning piece is rotated, the basket empty area can be adjustably aligned to the treble or bass sound chamber.

In an embodiment of the invention, a speaker includes a frame, a tuning sheet, and a tuning dial 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 through hole of the frame. The tuning piece has a basket empty area and a non-basket empty area arranged alternately. The tuning dial structure is connected to the tuning sheet.

In an embodiment of the invention, the treble sound chamber includes an electromagnetic circuit element accommodating area and a plurality of discontinuous sound chamber extension areas.

In an embodiment of the present invention, the tuning piece is a ring type, and the tweeter can rotate the tuning piece to adjustably shield the empty space in the tweeter.

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 plate is rotatably covered on the at least one through hole.

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

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

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

In an embodiment of the present invention, the empty space area and the non-empty space area are alternately arranged on the tuning film.

In an embodiment of the invention, the basket empty area is a fan-shaped area in which a plurality of small holes are arranged.

In an embodiment of the 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 a ring shape, and by rotating the tuning piece, the basket empty area is adjustably shielded from the tweeter chamber.

In an embodiment of the invention, the tuning dial structure passes through the at least one through hole and is limited to be located in the at least one through hole.

In summary, the loudspeaker structure of the present invention, by virtue of the staggered arrangement of the empty space and non-empty space, and the setting of the toggle lever to facilitate the rotation of the tuning, and then through the structure of the frame and sound field partitions, available Users can arbitrarily adjust the high and low ranges according to their personal preferences. The tuning toggle lever is then connected with the earphone shell to provide a structure for the user to adjust the distribution of the high and low ranges outside the earphone shell.

The above description will be described in detail in the following embodiments, and the technical solutions of the present invention will be further explained.

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

100‧‧‧speaker

102‧‧‧Housing

102a‧‧‧Outer back cover

102b‧‧‧Earpiece cover

102c‧‧‧ Middle opening

102d‧‧‧slip

103‧‧‧Treble Room

103a‧‧‧Electromagnetic circuit component accommodating area

103b‧‧‧ Sound room extension

104‧‧‧ Sound partition

104a‧‧‧top wall

104b‧‧‧Side wall

104c‧‧‧Side wall

104d‧‧‧Through hole of sound chamber

104e‧‧‧Air flow regulator

105‧‧‧ bass room

106‧‧‧Electromagnetic circuit components

106a‧‧‧Magnetic components

106b‧‧‧Audio source coil

108‧‧‧Drive circuit board

110‧‧‧ Tuning Film

110a‧‧‧empty area

110b‧‧‧non empty space

110c‧‧‧Toggle lever

112‧‧‧Frame

112a‧‧‧rib

112b‧‧‧Central through hole

112c‧‧‧Side through hole

112d‧‧‧Chute

112e‧‧‧Chute

114‧‧‧ Vibration membrane

116‧‧‧Front cover

116a‧‧‧Sound output hole

120‧‧‧ Tuning dial structure

120a‧‧‧Baffle

120b‧‧‧Top

120c‧‧‧Bottom

In order to make the above and other objects, features, advantages and embodiments of the present invention more obvious and understandable, the drawings are described as follows: FIG. 1 shows an exploded view of a speaker according to an embodiment of the present invention; FIG. 3 is a perspective view of some components of a speaker according to an embodiment of the present invention; FIG. 3 is a perspective view of a sound field partition wall of the speaker of FIG. 2; FIG. 4 is a view of a speaker according to an embodiment of the present invention A perspective view of the sound-generating monomer; FIG. 5 is a cross-sectional view taken along the section line 5-5 of FIG. 4; and FIGS. 6A-6C are schematic views showing three applications of a speaker according to an embodiment of the present invention; 7 shows a speaker with a tuning dial structure according to an embodiment of the present invention (removing the housing); and FIG. 8 shows an assembly diagram of a speaker with a tuning 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 accompanying 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 restrictions to the present invention.

In the embodiment and the scope of applying for a patent, unless there is a special limitation on articles in the text, "a" and "the" may refer to a single one or more than one.

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

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

When the speakers are assembled, the housing 102 composed of the outer back cover 102a and the earpiece cover 102b can wrap the remaining components in it. The front cover 116 is combined 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 perspective view of the sound partition 104 and the frame 112 of the speaker. The sound field partition wall 104 is used to assemble on the frame 112 to separate a treble sound chamber and a bass sound chamber.

The sound field 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 illustrates a perspective view of the sound partition 104 of the speaker of FIG. 2 from another perspective. The treble sound chamber 103 surrounded by the sound range partition wall 104 includes an electromagnetic circuit element accommodating area 103a and a plurality of discontinuous sound chamber extension areas 103b. The electromagnetic circuit element accommodating area 103a is used to accommodate the aforementioned electromagnetic circuit element 106, so it is named after this function.

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

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

Please also refer to FIGS. 1 to 4. FIG. 4 is a perspective view of a sound-generating unit in a speaker according to an embodiment of the present invention (the sound-generating unit in the figure is an appearance with the housing removed). When the speakers are assembled, the electromagnetic circuit element accommodating area 103a of the tweeter 103 is used to align or cover the central through-hole 112b of the frame 112, and the discontinuous sound chamber extension 103b of the tweeter 103 covers part of these Side through hole 112c.

The tuning sheet 110 has a plurality of empty spaces 110a and non-empty spaces 110b interlaced on it. The tuning piece 110 is a ring type. The tweeter chamber 103 can be adjusted to shield the empty space 110a from the tweeter chamber 103 by rotating the tuner sheet 110. In other words, the tuning piece 110 rotatably covers the side through hole 112c so that it can adjustably shield the treble chamber 103.

In this embodiment, each basket area 110a is a fan-shaped area in which a plurality of small holes are arranged, but not limited to this. For example, each basket empty area may be a non-fan-shaped area or an area corresponding to the side through-hole shape of the frame.

In this embodiment, the tuning sheet 110 is a closed ring, but not limited to this. For example, the tuning sheet may be a non-closed ring.

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 103b, and has an airflow adjusting member 104e covering the sound chamber through-hole 104d (e.g. airflow The adjusting member 104e is pasted on the side wall to cover the sound chamber through hole 104d). The airflow regulator 104e is a porous ventilation element, which can evenly distribute the airflow between the high and low chambers, while maintaining the same air pressure in the high and low chambers.

Please refer to Figures 4 and 5 at the same time. Figure 5 is a cross-sectional view taken along the section line 5-5 of Figure 4. In this embodiment, the tuning piece 110 is rotatably embedded in the sliding groove 112d formed between the plurality of ribs 112a, but it is not limited thereto. For example, the tuning sheet 110 may also be rotatably located in the slide groove 112e on either side of the frame 112 (eg, may be rotatably located between the rib 112a of the frame 112 and the sound field partition wall 104).

The toggle lever 110c on the tuning piece 110 protrudes out of the frame 112 for the user to apply force, and can turn the tuning piece 110 to rotate relative to the frame 112. In this embodiment, the toggle lever 110c passes through a side through hole 112c on the frame, so that the toggle lever 110c is limited to be moved within the range of the side through hole 112c, thereby allowing the user It is more convenient to adjust the position of the basket empty area 110a to the treble room or bass room.

Please refer to FIGS. 6A to 6C, which are schematic diagrams illustrating three application situations of a speaker according to an embodiment of the present invention. The tweeter chamber 103 described below is the area covered by the sound range partition wall 104 (please also refer to FIG. 3), and the bass sound chamber 105 is defined as the sound range partition wall 104 and the enclosure of the speaker (for example, after the outside of FIG. 1 The space surrounded by the housing 102) composed of the cover 102a and the earpiece cover 102b.

In FIG. 6A, the tuning piece 110 is adjusted by its toggle lever 110c so that the empty spaces 110a are located in the corresponding side through holes of the bass chamber 105, so the side through holes corresponding to the treble chamber 103 are all non-empty areas 110b shielded. At this time, the output of the bass range will be greater than the treble range.

In FIG. 6B, the tuning piece 110 is adjusted clockwise by its toggle lever 110c (compared to the position of the toggle lever 110c in FIG. 6A), so that a large part of its empty space 110a is located in the bass sound The side through-hole corresponding to the chamber 105, and a small portion of the empty space 110a are located at the side through-hole corresponding to the tweeter chamber 103, so a small portion of the side through-hole corresponding to the high-pitched sound chamber 103 is shielded by the non-basket empty area 110b. At this time, the output of the bass range is still greater than the treble range.

In FIG. 6C, the tuning piece 110 is adjusted clockwise by its toggle lever 110c (compared to the position of the toggle lever 110c in FIG. 6B), so that its empty space 110a is located in the tweeter chamber 103 Corresponding side through holes (the empty space 110a is covered by the sound range partition wall 104, so the drawing is not shown), so the corresponding side through holes of the bass chamber 105 are all shielded by the non-empty space 110b. At this time, the output of the treble range is greater than the bass range.

Please refer to FIGS. 7 and 8, which illustrate a perspective view of a speaker with a tuning dial structure before and after removing the housing according to an embodiment of the invention. The bottom end 120c of the tuning dial structure 120 is connected to the dial lever 110c on the tuning sheet 110 (please also refer to FIG. 6A), and the top end 120b protrudes from the sliding notch 102d of the outer back cover 102a for the user Adjust the position of the tuning piece 110. The tuning dial structure 120 also has a blocking piece 120a, so as to cover the sliding notch 102d corresponding to the outer rear cover 102a, so as to prevent foreign objects or moisture from invading the speaker. It should be noted that the tuning dial structure is not limited to the above-mentioned structure or design, and any structure that can be connected to the tuning plate and protruding out of the casing can be applied, for example, a knob that can be connected to the tuning plate and protruding out of the casing .

In summary, the loudspeaker structure of the present invention, by virtue of the staggered arrangement of the empty space and non-empty space, and the setting of the toggle lever to facilitate the rotation of the tuning, and then through the structure of the frame and sound field partitions, available Users can arbitrarily adjust the high and low ranges according to their personal preferences. The tuning toggle lever is then connected with the earphone shell to provide a structure for the user to adjust the distribution of the high and low ranges outside the earphone shell.

Although the present invention has been disclosed as above in an embodiment, it is not intended to limit the present invention. Anyone who is familiar with this skill can make various modifications and retouching without departing from the spirit and scope of the present invention, so the protection of the present invention The scope shall be determined by the scope of the attached patent application.

106‧‧‧Electromagnetic circuit components

106b‧‧‧Audio 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‧‧‧ Vibration membrane

116‧‧‧Front cover

Claims (15)

A loudspeaker includes: a frame; a sound field partition wall connected to the frame to separate a treble sound chamber and a bass sound chamber; and a tuning piece rotatably connected to the frame, the tuning piece has a basket Zone and non-basket empty zone, the tuning sheet is rotated to adjustably align the basket empty zone to the treble room or bass room. The loudspeaker as described in item 1 of the patent application scope, wherein the tweeter chamber includes an electromagnetic circuit element accommodating area and a plurality of discontinuous sound chamber extension areas. The loudspeaker as described in item 1 of the patent application scope, wherein the tuning sheet is a ring type, and the tweeter chamber can be adjusted to shield the empty space of the basket from the tweeter chamber by rotating the tuner sheet. The loudspeaker as described in item 1 of the patent application, wherein the frame has a plurality of ribs to define a central through hole and at least one through hole, and the tuning piece is rotatably covered on the at least one through hole. The loudspeaker as described in item 4 of the patent application scope, wherein the tuner is rotatably embedded in the slide groove formed between the ribs. The loudspeaker as described in item 4 of the patent application scope, wherein the tuning piece is rotatably located in a slide groove on either side of the frame. The speaker as described in item 1 of the patent application scope further includes a tuning dial structure connected to the tuning sheet. The loudspeaker as described in item 1 of the scope of the patent application, wherein the empty space and the non-empty space are alternately arranged on the tuning film. The loudspeaker as described in item 1 of the patent application scope, wherein the basket empty area is a fan-shaped area in which a plurality of small holes are arranged. A loudspeaker includes: 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 a basket empty area and a non-basket empty area arranged alternately; and a tuning dial structure is connected to the tuning piece. The speaker according to item 10 of the patent application scope, wherein the central through hole is a circular through hole, and the at least one through hole is a fan-shaped through hole. The loudspeaker as described in item 10 of the patent application scope, wherein the tuning piece is a ring shape, and by turning the tuning piece, the empty space of the basket is adjustably shielded from the tweeter chamber. The loudspeaker as described in item 10 of the patent application scope, wherein the tuning piece is rotatably embedded in a slide groove formed between the ribs. The loudspeaker as described in item 10 of the patent application scope, wherein the tuning piece is rotatably located in a slide groove on either side of the frame. The speaker according to item 10 of the patent application scope, wherein the tuning dial structure passes through the at least one through hole and is limited to be located in the at least one through hole.

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