CN1627918A - Device and method for inserting acoustical dampers into earphones - Google Patents

Abstract

The present invention relates generally to a device and method for inserting and retaining an acoustical damper in a sound port for in-ear monitoring systems. In particular, a device having an insertion rod for guiding an acoustical damper into the opening of a sound port, and displacement members for forming retaining notches at the opening of the sound port, whereby the retaining notches retain the acoustical damper in the sound port.

Description

Mute is inserted the apparatus and method of earphone

Related application

The application is based on the following application that still is in the inquisition stage and require its priority: the U.S. Provisional Application No.60/279185 that submits to March 27 calendar year 2001, be entitled as " apparatus and method of mute being inserted earphone "; U.S.'s application for a patent for invention (not specifying application number as yet) that submit to, that be entitled as " apparatus and method of mute being inserted earphone " in March 25 in 2002.

Technical field

The present invention relates generally to a kind of in ear monitoring system, more specifically, relates to the apparatus and method in a kind of sound port that mute is inserted and remains on the in ear monitoring system.

Background technology

Singer or composer, recording studio engineer and on-the-spot sound effect engineer use individual or " in ear " monitoring system more and more, so that monitor on the stage and the performance situation in the recording studio.The in ear system directly sends the music audio mixing to singer or composer or engineer's ear, and can not take place to hand over mixed with other stage or recording studio sound.These systems make singer or composer or the engineer balance and the volume of control appliance and track more, and better audio protection singer or composer under being provided with by amount of bass or engineer's audition.The in ear monitoring system has been substituted traditional ground and has monitored wedge or speaker, and therefore greatly changed singer or composer and sound effect engineer before the lights with the recording studio in work.

The in ear system uses seat to be put in the interior earphone of hearer's auditory meatus usually.Typical earphones has installation driver in the enclosure.Sound transmits through cylindrical sound port from the output of driver, and this sound port is made by acrylonitrile-butadiene-styrene (ABS) (ABS) plastics usually.Utilize suitable ear model, for example slow regressive foam plugs is connected to sound port in hearer's ear chamber.But these earphones generally have mild frequency response, and these frequency responses have and stride across the peak value given frequency scope, that do not add decay.When having concentration of energy near the sound of complexity is not adding the peak value of decay, the described frequency that does not add decay can cause bad sound effect, also can often cause user uncomfortable.

In order to adjust or level and smooth frequency response and improve the earphone performance, in earphone, use the mute of the cylindrical sound port that is positioned at earphone.Typical mute is to comprise the rustless steel cylindrical tube that allows the netted or rectangular material that sound passes through.This rectangular material provides acoustic impedance to the sound that passes from mute, cause forming the frequency range response of definite shape.Because mute is in the improvement of sound quality and earphone aspect of performance, mute becomes the critical elements of in ear monitoring system.

The traditional method of mute being inserted and remains on cylindrical sound port comprises: mute is press fit in the sound port; Insert wedge so that mute is remained in the sound port, perhaps mute is clipped on the sound port.But be to use described traditional method to go wrong.For example, interference fit need be exerted pressure, and enters in the plastic cylinder ideophone sound port to force the cylindrical mute of rustless steel.The power that applies in press-fit process can produce the crack in the plastics sound port, this may cause mute by undeservedly the seat be put in the sound port.Similarly, because the insertion power that wedge produced has surpassed the hot strength of plastics sound ports, use wedge that mute is remained on and usually cause in the sound port in the plastics sound port, producing the crack.And transmission for a long time or use earphone can aggravate the crack in the plastics sound port, thereby may cause mute to become flexible and fall into the auditory meatus of user from earphone.In addition, when using clip to remain on mute in the sound port, use for a long time or transmit earphone to cause the loosening of clip.Mute can move in sound port, thereby causes sound quality to descend.

Above-mentioned following traditional inserted mute and remained on the method in the earphone and the problem that produces can cause earphone to lose efficacy, and increases manufacturing cost.Therefore, need a kind of innovation, mute inserted and remains on the method in the sound port, to overcome the shortcoming of traditional method.The present invention addresses the above problem.

Summary of the invention

One aspect of the present invention relates to a kind of device that mute is inserted the sound port of earphone.In one exemplary embodiment of the present invention, this insertion device has the handle on the insertion rod of being connected to.This insertion rod comprises that mute keeps bar and dislocation part.In the operation, when mute is directed into the opening of sound port, keep bar that mute is remained on the insertion rod.When mute is perfectly positioned in the sound port, the opening of dislocation part contact sound port.When utilizing the insertion device to apply power on sound port, the dislocation part forms the maintenance recess at the opening part of sound port.This maintenance recess remains on mute in the sound port.Another aspect of the present invention relates to the method in a kind of sound port that mute is inserted and remains on earphone, and it comprises: be provided with to have and keep the mute of bar and dislocation part to insert device; Mute is placed on the maintenance bar of insertion rod; Utilize and insert the opening that device guiding mute enters cylindrical sound port; Utilize the insertion device to be positioned at mute in the sound port fully; Make the cylinder open of dislocation part contact sound port; Utilize the dislocation part to exert pressure, keep recess thereby in sound port, form; Utilize and keep recess that mute is remained in the sound port.

Description of drawings

By hereinafter with reference to the accompanying drawing detailed description of the present invention, above-mentioned and other features that the present invention may be better understood.In the accompanying drawing:

Fig. 1 is the perspective view of insertion device of the present invention;

Fig. 2 shows insertion device of the present invention;

Fig. 3 is the side view of insertion device shown in Figure 1;

Fig. 4 is the end view of insertion device shown in Figure 1;

Fig. 5 illustrates, shown in Figure 1 insertion device that combine with mute and sound port;

Fig. 6 illustrates the mute that remains in the sound port;

Fig. 7 is the side view of another embodiment of insertion device of the present invention;

Fig. 8 is the end view of insertion device shown in Figure 7;

Fig. 9 is the fragmentary, perspective view of another embodiment of insertion device of the present invention;

Figure 10 is the side view of insertion device shown in Figure 9;

Figure 11 is the end view of insertion device shown in Figure 9;

Figure 12 is the fragmentary, perspective view of another embodiment of insertion device of the present invention;

Figure 13 is the side view of insertion device shown in Figure 12;

Figure 14 is the end view of insertion device shown in Figure 12;

Figure 15 is the fragmentary, perspective view of another embodiment of insertion device of the present invention;

Figure 16 is the side view of insertion device shown in Figure 15;

Figure 17 is the end view of insertion device shown in Figure 15; And

Figure 18 illustrates the mute that remains in the sound port.

The specific embodiment

With reference to accompanying drawing, the present invention relates to a kind of mute be inserted device in the earphone sound port.Device 10 shown in Fig. 1 comprises handle 12 and insert 14.The diameter of this insert 14 is corresponding to the external diameter of cylindrical mute, and this insert comprises first end 16 and second end 18.First end 16 fixedly connects to the handle on 12.Second end 18 forms the mute keeper of axially aligning 20.The external diameter of this mute keeper 20 is corresponding to the internal diameter of mute.Device 10 can be made by the appropriate rigidity material.Handle 12 can be coated with rubber, stricture of vagina dough model material or other suitable materials, so that help to hold with a firm grip handle 12.

Shown in Fig. 2,3 and 4, pin-and-hole 22 is apart from mute keeper 20 certain distances, and extends through the axial cross section of insert 14.Pin 24 is press fit in the pin-and-hole 22 and forms material dislocation part 26,28.It will be understood by those skilled in the art that pin 24 and pin-and-hole 22 can have any shape, for example, circle, rectangle, square, triangle etc.And, can use additive method on insert 14, to form material dislocation part 26,28, for example, welding, molded etc.In addition, insert 14 can be made can change dislocation number of packages purpose form.For example, insert 14 can have only a dislocation part as shown in Figure 1, or has a plurality of dislocation parts as Fig. 9,10 and 11.

In the operation, mute is placed on the mute keeper 20 of insert 14.As shown in Figure 5, the external diameter of insert 14 is preferably corresponding to the external diameter of mute.But, the shape of mute keeper 20 can have any shape, and this depends on the shape of mute.For example, if mute is foursquare, the shape of mute keeper 20 also can be square.

Then, by with the register of insert 14 and cylindrical sound port and damper element is inserted this sound port.Along with insert 14 guiding damper elements enter sound port, the cylindrical sound port of dislocation part 26,28 contacts.Use device 10 applies minimum power on sound port, thereby makes the sound port material dislocation enough amount of dislocation part 26,28 with the sound port opening part.As shown in Figure 6, the material that is misplaced forms in the opening of sound port and keeps recess 30,32, and described material is ABS plastic or other suitable materials normally.Insert 14 is removed, and mute is held recess 30,32 and remains in the sound port.

The number of the maintenance recess that forms in the sound port is decided on the dislocation number of packages order on the insert 14.For example, Fig. 7 and 8 illustrates the device 10 with single dislocation part 34, and it forms single maintenance recess in sound port.Shown in Fig. 9,10 and 11, another embodiment of device 10 comprises a plurality of dislocation parts 36,38,40 and 42.Increased number of displacement members causes being formed on the increasing of number of the maintenance recess in the sound port.So according to the number of required maintenance recess, device 10 can be made the dislocation part with arbitrary number.

In addition, according to the position of the dislocation part on the insert 14, the maintenance recess can be formed on the diverse location place on the sound port.For example, as Figure 12,13 and 14, dislocation part 44 can be concordant with keeper 20 with 46.So structure causes keeping recess 30,32 to be positioned at from the inside a distance of the opening of sound port, makes mute to be positioned in the sound port securely.Perhaps, in another embodiment shown in Figure 15,16 and 17, device 10 can have the dislocation part 48 concordant with keeper 20 and 50 and apart from the dislocation part 52 and 54 of keeper 20 certain distances.Use this structure, as shown in figure 18, dislocation part 48 and 50 forms and keeps recess 56 and 58, and described recess is positioned at from the inside a distance of sound port opening, dislocation part 52 and 54 form to keep recesses 60 and 62, described recess to be positioned near the opening part of sound port or its.Utilize this structure, keep recess 60 and 62 that extra protection is provided, prevent that mute comes off under first pair of maintenance recess 56 and 58 situations about losing efficacy from sound port.

An alternative embodiment of the invention relates to a kind of method of cylindrical mute being inserted and remaining in the cylindrical sound port.This method comprises the steps: to place mute to insert on the device 10 cylindrical mute, and wherein mute insertion device 10 comprises dislocation part 26 and 28; Utilize insertion device 10 guiding mutes to enter in the opening of cylindrical sound port; Utilize insertion device 10 to be positioned at mute in the sound port fully; Make the cylinder open of the dislocation part contact sound port that inserts device 10; Exert pressure by the dislocation part, keep recess thereby in the opening of sound port, form; By keeping recess that mute is remained in the sound port.

One skilled in the art would recognize that and do not deviating under the scope of the invention condition, can carry out the improvement of layout structure and details aspect illustrated embodiment.So in order to specifically note that also distinctiveness ground proposes protection to main body of the present invention, claims subsequently are the conclusion of description.

Claims (10)

1, a kind of mute inserts device, comprising:

Have the insert that is used for mute is inserted the keeper of sound port, this insert has at least one and is used for forming the dislocation part that at least one keeps recess at described sound port.

2, mute as claimed in claim 1 inserts device, and wherein, described keeper is cylindrical, and its external diameter is corresponding to the internal diameter of mute.

3, mute as claimed in claim 1 inserts device, and wherein, described insert is cylindrical, and its external diameter is corresponding to the external diameter of mute.

4, a kind of mute inserts device, comprising:

Device hands handle;

Insert with first end and second end, wherein, this first end is permanently connected on the auto levelizer handle, and this second end is formed for keeping the keeper of mute on insert; And

At least one part that misplaces, it is positioned on the insert, is used for forming at least one at sound port and keeps recess.

5, the method in a kind of sound port that mute is inserted and remains on earphone comprises:

The mute that setting has keeper and at least one dislocation part inserts device;

Mute is placed on the keeper of described insertion device;

Utilize described insertion device that the mute guiding is entered in the opening of sound port;

Utilize described insertion device that mute is positioned in the described sound port fully;

Described at least one dislocation part is contacted with described sound port;

Described at least one dislocation part is exerted pressure, keep recess thereby in described sound port, form at least one; And

Utilize described maintenance recess that mute is remained in the described sound port.

6, the method in the sound port that mute is inserted and remains on earphone as claimed in claim 5, wherein, described maintenance recess is positioned near the opening part of sound port or its.

7, the method in the sound port that mute is inserted and remains on earphone as claimed in claim 5, wherein, described maintenance recess is positioned at from the inside a distance of the opening of sound port.

8, the method in the sound port that mute is inserted and remains on earphone as claimed in claim 5, wherein, described keeper is cylindrical, and its external diameter is corresponding to the internal diameter of mute.

9, the method in the sound port that mute is inserted and remains on earphone as claimed in claim 5, wherein, described insert is cylindrical, and its external diameter is corresponding to the external diameter of mute.

10, the method in a kind of sound port that mute is remained on earphone comprises:

Setting has the insert of at least one dislocation part;

Sound port is contacted with described at least one dislocation part; With

Described at least one dislocation part is exerted pressure, keep recess, be used for mute is remained on this sound port thereby in described sound port, form at least one.

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