CN206380058U

CN206380058U - Earphone

Info

Publication number: CN206380058U
Application number: CN201621485018.6U
Authority: CN
Inventors: 周诗勇; 冈本良成; 吴海全; 师瑞文
Original assignee: Shenzhen Grandsun Electronics Co Ltd
Current assignee: Shenzhen Grandsun Electronics Co Ltd
Priority date: 2016-12-30
Filing date: 2016-12-30
Publication date: 2017-08-04
Anticipated expiration: 2026-12-30

Abstract

The utility model is related to technical field of electronic equipment, more particularly to earphone, and it includes fore shell, rear shell, trim and loudspeaker, fore shell is provided with front chamber, and rear shell is provided with middle chamber, and trim is provided with rear chamber, middle chamber is communicated between front chamber and rear chamber, and loudspeaker are in front chamber；The inwall of front chamber is provided with the first internal thread, the inwall of middle chamber is provided with locating dowel, the inwall of rear chamber is provided with the second internal thread, a connection piece is equipped with middle chamber, the first end of connector, which is stretched into front chamber, to be compressed loudspeaker, the second end and stretches into rear chamber, connector is provided with spaced apart first external screw thread and the second external screw thread and the axial arranged square groove along connector, locating dowel is stretched into square groove, and the first external screw thread and the second external screw thread are connected with the first internal thread and the second internal thread adaptation respectively.Earphone of the present utility model, connects fore shell, rear shell, trim, assembling process is without using glue, it is ensured that the function of earphone is unaffected using connector.

Description

Earphone

Technical field

The utility model is related to technical field of electronic equipment, more particularly to earphone.

Background technology

During headset designs, the part for needing to connect is fixed frequently with Instant cement and/or slow curing glue, but used fast Dry glue and/or slow curing glue can be to earphone in certain degree function impact, and can also bring inaesthetic in appearance Problem, for this reason, it is necessary to design a earphone matched somebody with somebody without mucilage binding to ensure the function and outward appearance of earphone not by image.

Utility model content

The purpose of this utility model is to provide a kind of earphone, it is intended to used between the part for the earphone for solving prior art Instant cement and/or slow curing gemel connection cause the impacted technical problem of ear-phone function.

To achieve the above object, the technical solution of the utility model is：A kind of earphone, including fore shell, rear shell, trim and Loudspeaker, the fore shell is provided with front chamber, and the rear shell is provided with middle chamber, and the trim is provided with rear chamber, and the middle chamber connects Pass through between the front chamber and the rear chamber, the loudspeaker are in the front chamber；The inwall of the front chamber is provided with First internal thread, the inwall of the middle chamber is provided with locating dowel, and the inwall of the rear chamber is provided with the second internal thread, the lumen Interior is equipped with a connection piece, and the first end of the connector, which is stretched into, to be compressed the loudspeaker, the second end and stretch into the front chamber In the rear chamber, the connector is provided with spaced apart first external screw thread and the second external screw thread and along the connector Axial arranged square groove, the locating dowel stretched into the square groove, and first external screw thread is adapted to first internal thread Connection, second external screw thread is connected with second internal thread adaptation.

Preferably, the connector includes straight bar section and round head, and the round head compresses the loudspeaker in the ante-chamber Interior, first external screw thread is located at the external peripheral surface of the round head, and second external screw thread is located at the straight bar section External peripheral surface, the square groove is on the straight bar section and along the axial arranged of the straight bar section.

Preferably, the end face of the round head offers the storage tank of the part-structure for housing the loudspeaker.

Preferably, annular empty avoiding of the straight bar section provided with the axile displacement with the locating dowel along the straight bar section Groove.

Preferably, the reinforcement for the intensity for being used to strengthen the straight bar section is provided with the square groove.

Preferably, the trim is externally provided with the connecting hole of at least two positional symmetries and the connection rear chamber, each institute State the fastener for being worn on connecting hole and being connected with and stretching into the rear chamber and abut the straight bar section.

Preferably, the straight bar section is provided with annular link slot corresponding with the connection hole site, and the fastener is stretched Enter in the annular link slot to abut the straight bar section.

Preferably, the rear shell is externally provided with connecting portion, and the connecting portion, which is offered, to be connected with the middle chamber and be used to supply The cable hole that power line is worn, the round head is provided with and connected with the square groove so that by the cable hole and the square groove The power line pass through and with the loudspeaker be electrically connected with through hole.

Preferably, the inwall of the middle chamber is provided with annular positioning groove, the trim close to the position of the trim End extension close to the rear shell is provided with circular orientation portion, the circular orientation portion stretch into the annular positioning groove with it is described Annular positioning groove adaptation connection.

Preferably, being provided between the fore shell and the rear shell is used to lift the sealing between the fore shell and the rear shell First sealing ring of property；Being provided between the rear shell and the trim is used to be lifted between the rear shell and the trim Second sealing ring of sealing.

The beneficial effects of the utility model：Earphone of the present utility model, by wearing setting one in the middle chamber of rear shell Connector, connection is adapted to by the locating dowel of the middle chamber with the square groove of connector, is rotated so as to limit the connector, so Fore shell and trim are separately positioned on to the two ends of rear shell, rotation fore shell and trim again afterwards, connector maintains static dynamic, ante-chamber The first internal thread that chamber interior walls are set is connected with the first external screw thread adaptation that connector is set, second that back cavity chamber interior walls are set Internal thread is connected with the second external screw thread adaptation that connector is set, while the first end of the connector compresses loudspeaker, whole earphone Assembly connection is completed, and without using Instant cement and/or slow curing glue, so as to ensure that the function of earphone is unaffected, profile is more Plus it is attractive in appearance.

Brief description of the drawings

The structural representation for the earphone that Fig. 1 provides for the utility model embodiment.

The structural decomposition diagram for the earphone that Fig. 2 provides for the utility model embodiment.

The internal structure schematic diagram for the earphone that Fig. 3 provides for the utility model embodiment.

The structural representation of the connector for the earphone that Fig. 4 provides for the utility model embodiment.

The front view of the connector for the earphone that Fig. 5 provides for the utility model embodiment.

The upward view of the connector for the earphone that Fig. 6 provides for the utility model embodiment.

The structural representation of the rear shell for the earphone that Fig. 7 provides for the utility model embodiment.

The structural representation of the fore shell for the earphone that Fig. 8 provides for the utility model embodiment.

The structural representation of the trim for the earphone that Fig. 9 provides for the utility model embodiment.

Reference includes：

The internal thread of 10-fore shell, 11-front chamber 12-the first

20-rear 21-middle chamber of shell, 22-locating dowel

23-connecting portion, 24-cable hole, 25-annular positioning groove

The internal thread of 30-trim, 31-rear chamber 32-the second

33-connecting hole, 34-fastener, 35-circular orientation portion

40-connector, 41-straight bar section, 42-round head

50-the first sealing ring the 70-the first rubber blanket of the 60-the second sealing ring

80-the second rubber blanket 90-ear muff, 100-loudspeaker

110-power line 411-the second, 412-square groove of external screw thread

413-annular avoiding hollow groove, 414-reinforcement 415-annular link slot

421-the first external screw thread 422-storage tank, 423-through hole.

Embodiment

Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning Same or similar element or element with same or like function are represented to same or similar label eventually.Below by ginseng The embodiment for examining the description of accompanying drawing 1~9 is exemplary, it is intended to for explaining the utility model, and it is not intended that to this practicality New limitation.

In description of the present utility model, it is to be understood that term " length ", " width ", " on ", " under ", " preceding ", The orientation or position relationship of the instruction such as " rear ", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer " are based on attached Orientation or position relationship shown in figure, are for only for ease of description the utility model and are described with simplified, rather than indicate or imply Signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this The limitation of utility model.

In addition, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or Implicitly include one or more this feature.In description of the present utility model, " multiple " are meant that two or two More than, unless otherwise specifically defined.

In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be Mechanically connect or electrically connect；Can be joined directly together, can also be indirectly connected to by intermediary, can be two The connection of element internal or the interaction relationship of two elements.For the ordinary skill in the art, can basis Concrete condition understands concrete meaning of the above-mentioned term in the utility model.

As shown in Fig. 1~9, the utility model embodiment provides a kind of earphone, including fore shell 10, rear shell 20, trim 30 With loudspeaker 100, the fore shell 10 is provided with front chamber 11, and the rear shell 20 is provided with middle chamber 21, and the trim 30 is provided with back cavity Room 31, the middle chamber 21 is communicated between the front chamber 11 and the rear chamber 31, and the loudspeaker 100 are located at the ante-chamber In room 11；The inwall of the front chamber 11 is provided with the first internal thread 12, and the inwall of the middle chamber 21 is provided with locating dowel 22, described The inwall of rear chamber 31 is provided with the second internal thread 32, the middle chamber 21 and is equipped with a connection piece 40, the connector 40 First end, which is stretched into, to be compressed the loudspeaker 100, the second end and stretches into the rear chamber 31 in the front chamber 11, the connector 40 It is provided with the spaced apart external screw thread 411 of first external screw thread 421 and second and the axial arranged side along the connector 40 Groove 412, the locating dowel 22 is stretched into the square groove 412, first external screw thread 421 and the company of adaptation of the first internal thread 12 Connect, second external screw thread 411 is connected with second internal thread 32 adaptation.

Specifically, the earphone of the utility model embodiment, a connection is set by being worn in the middle chamber 21 of rear shell 20 Part 40, is connected by the locating dowel 22 of the middle chamber 21 with the adaptation of square groove 412 of connector 40, so as to limit the connector 40 rotate, and then fore shell 10 and trim 30 are separately positioned on to the two ends of rear shell 20, rotation fore shell 10 and trim 30 again, even Fitting 40 maintains static dynamic, the first external screw thread 421 that the first internal thread 12 that the inwall of front chamber 11 is set is set with connector 40 Adaptation connection, the company of adaptation of the second external screw thread 411 that the second internal thread 32 that the inwall of rear chamber 31 is set is set with connector 40 Connect, while the first end of the connector 40 compresses loudspeaker 100, whole earphone assembly connection is completed, without using Instant cement and/or Slow curing glue, so as to ensure that the function of earphone is unaffected, profile is more attractive in appearance.

As shown in Figure 2-5, in the present embodiment, the connector 40 includes straight bar section 41 and round head 42, the round head 42 are located at one end of the straight bar section 41, and the round head 42 compresses the loudspeaker 100 in the front chamber 11, and described first External screw thread 421 is located at the external peripheral surface of the round head 42, and second external screw thread 411 is cylindrical located at the straight bar section 41 Perimeter surface, the square groove 412 is on the straight bar section 41 and along the axial arranged of the straight bar section 41.Specifically, round head 42 external diameter is more than the external diameter of middle chamber 21, and so when connector 40 wears the middle chamber 21, round head 42 can or can not be passed through The middle chamber 21, also ensures that the first external screw thread 421 in round head 42 can be set with the front chamber 11 of fore shell 10 The first internal thread 12 adaptation connection.And when the connector 40 is worn into middle chamber 21, by the direction of straight bar section 41 of connector 40 Middle chamber 21 is worn, and rotation straight bar section 41 is until 22 pairs of the locating dowel that the square groove 412 of its setting is set with the inwall of middle chamber 21 Should, then the square groove 412, to ensure that straight bar section 41 can wear middle chamber 21, passes through the positioning to the formation empty avoiding of locating dowel 22 Post 22 has also limited straight bar section 41 and rotated, during ensuring that fore shell 10 and trim 30 are rotatably connected with connector 40, the connection Part 40 will not be rotated, it is ensured that the normal assembling of earphone.

As shown in Figure 3 and Figure 6, in the present embodiment, the end face of the round head 42 is offered for housing the loudspeaker 100 Part-structure storage tank 422.Specifically, the part-structure of loudspeaker 100 can be played by the setting of the storage tank 422 Fixed effect, places loudspeaker 100 and is rocked in front chamber 11.It is possible to further add between round head 42 and loudspeaker 100 Plus one first rubber blanket 70, it can so avoid hard contact occur between round head 42 and loudspeaker 100.Similarly, can be in loudspeaker One second rubber blanket 80 of addition between 100 and the inwall of front chamber 11, so can be avoided between loudspeaker 100 and fore shell 10 There is hard contact.

As shown in Figures 4 and 5, in the present embodiment, the straight bar section 41 is provided with the locating dowel 22 along the straight bar section The annular avoiding hollow groove 413 of 41 axile displacement.Specifically, the setting of annular avoiding hollow groove 413 can be walked with power supply source line 110, and The annular avoiding hollow groove 413 staggers in the formation of axial location and locating dowel 22, it is to avoid the setting of locating dowel 22 is to the annular empty avoiding Walking for power line 110 in groove 413 causes interference, so as to ensure the normal mounting of earphone.

As shown in Figures 4 and 5, in the present embodiment, provided with the intensity for being used to strengthen the straight bar section 41 in the square groove 412 Reinforcement 414.Specifically, the setting of reinforcement 414 can strengthen the intensity of straight bar section 41, it is to avoid because being provided with square groove 412 And cause 41 remitted its fury of straight bar section the problem of occur.

As shown in Fig. 2~3 and Fig. 9, in the present embodiment, the trim 30 is externally provided with least two positional symmetries and connection Wear to be connected with the connecting hole 33 of the rear chamber 31, each connecting hole 33 and stretch into the rear chamber 31 and described in abutting The fastener 34 of straight bar section 41.Specifically, the connecting hole 33 for wearing the setting of trim 30 by fastener 34 is compressed directly with abutting Bar segment 41, is achieved in that and is fixedly connected with trim 30 with straight bar section 41, equally without using Instant cement and/or slow curing glue Realize being fixedly connected between connector 40 and trim 30

As seen in figures 3-5, in the present embodiment, further, the straight bar section 41 is provided with and the position of connecting hole 33 Corresponding annular link slot 415, the fastener 34 stretches into the annular link slot 415 to abut the straight bar section 41.Tool Body, being provided for of annular link slot 415 limits the fastener 34 stretched into rear chamber 31, further strengthens in this way, realizing The stability connected between straight bar section 41 and fastener 34, so as to realize strengthen connecting between trim 30 and connector 40 steady It is qualitative.

Wherein, fastener 34 can be screw, bolt or screw etc..

As shown in Fig. 1~3 and Fig. 7, in the present embodiment, the rear shell 20 is externally provided with connecting portion 23, and the connecting portion 23 is opened Provided with the cable hole 24 for connecting and being worn for power supply source line 110 with the middle chamber 21, the round head 42 is provided with and institute State square groove 412 connect so that passed through by the power line 110 of the cable hole 24 and the square groove 412 and with the loudspeaker 100 through holes 423 being electrically connected with.Specifically, for passing through cable hole 24 and logical with the power line 110 that loudspeaker 100 are electrically connected with Realize and be electrically connected with loudspeaker 100 in hole 423, that is to say, that the setting for being set to power line 110 of cable hole 24 and through hole 423 The space and position of offer, while also not interfering with the connection between miscellaneous part and part, smart structural design, practicality By force.

Further, the setting of connecting portion 23 can also play a protective role to power line 110, it is ensured that power line 110 is not Can easily it be fractureed at the position.

As shown in Fig. 3, Fig. 7 and Fig. 9, in the present embodiment, the inwall of the middle chamber 21 is close to the position of the trim 30 Annular positioning groove 25 is installed, the trim 30 is provided with circular orientation portion 35 close to the end extension of the rear shell 20, described Circular orientation portion 35 stretches into be adapted to the annular positioning groove 25 in the annular positioning groove 25 and is connected.Specifically, circular orientation It is connected in groove 25 with the adaptation of annular positioning groove 25.Position overlapping between shell 20 and trim 30 after so increasing, on the one hand just In the location and installation after quick realize between shell 20 and decoration, connected after on the other hand also strengthening between shell 20 and decoration Stability.Preferably, the second internal thread 32 is in circular orientation portion 35.

As shown in figures 2-3, more specifically, being provided with the present embodiment, between the fore shell 10 and the rear shell 20 is used to carry Rise the first sealing ring 50 of the sealing between the fore shell 10 and the rear shell 20；The rear shell 20 and the trim 30 it Between be provided with the second sealing ring 60 for being used for lifting sealing between the rear shell 20 and the trim 30.Pass through the first sealing The setting of the sealing ring 60 of circle 50 and second strengthens the stability that is connected between fore shell 10, rear shell 20 and the three of trim 30 and can By property, so as to ensure earphone performance, vapour is not leaked in sealing, and sensitivity uniformity is good, while also have bradyseism, waterproof action.

In the present embodiment, the front end of fore shell 10 is additionally provided with ear muff 90, with human ear carry out flexible contact, it is to avoid human ear by The damage of fore shell 10.

It is, with above-described good characteristic, to be able to make it using upper, promote to understand the utility model in summary The efficiency that does not have in conventional art and with practicality, the product as a great practical value.

Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model Any modification, equivalent substitution or improvement made within the thought and principle of utility model etc., should be included in the utility model Protection domain within.

Claims

1. a kind of earphone, including fore shell, rear shell, trim and loudspeaker, the fore shell are provided with front chamber, the rear shell is provided with lumen Room, the trim is provided with rear chamber, and the middle chamber is communicated between the front chamber and the rear chamber, and the loudspeaker are set In in the front chamber；It is characterized in that：The inwall of the front chamber is provided with the first internal thread, and the inwall of the middle chamber is provided with Locating dowel, the inwall of the rear chamber, which is provided with the second internal thread, the middle chamber, is equipped with a connection piece, the connector First end, which is stretched into, to be compressed the loudspeaker, the second end and stretches into the rear chamber in the front chamber, between the connector is provided with Every the first external screw thread and the second external screw thread and the axial arranged square groove along the connector of arrangement, the locating dowel is stretched into In the square groove, first external screw thread is connected with first internal thread adaptation, in second external screw thread and described second Threaded adapter is connected.

2. earphone according to claim 1, it is characterised in that：The connector includes straight bar section and round head, the circle Head compresses the loudspeaker in the front chamber, and first external screw thread is located at the external peripheral surface of the round head, described Second external screw thread is located at the external peripheral surface of the straight bar section, and the square groove is on the straight bar section and along the straight bar section It is axial arranged.

3. earphone according to claim 2, it is characterised in that：The end face of the round head is offered for housing the loudspeaker The storage tank of part-structure.

4. earphone according to claim 2, it is characterised in that：The straight bar section is provided with the locating dowel along described straight The annular avoiding hollow groove of the axile displacement of bar segment.

5. earphone according to claim 2, it is characterised in that：Being provided with the square groove is used to strengthen the strong of the straight bar section The reinforcement of degree.

6. earphone according to claim 2, it is characterised in that：The trim is externally provided with least two positional symmetries and company Lead to wear to be connected with the connecting hole of the rear chamber, each connecting hole and stretch into the rear chamber and abut the straight bar section Fastener.

7. earphone according to claim 6, it is characterised in that：The straight bar section is provided with corresponding with the connection hole site Annular link slot, the fastener stretches into the annular link slot to abut the straight bar section.

8. the earphone according to any one of claim 2~7, it is characterised in that：The rear shell is externally provided with connecting portion, the company Socket part is offered connects and is used for the cable hole that power supply source line is worn with the middle chamber, and the round head is provided with and the side Groove is connected so that the through hole for passing through and being electrically connected with the loudspeaker by the power line of the cable hole and the square groove.

9. the earphone according to any one of claim 1~7, it is characterised in that：The inwall of the middle chamber is close to the dress The position of decorative cover is provided with annular positioning groove, and the trim is provided with circular orientation portion close to the end extension of the rear shell, described Circular orientation portion stretches into be adapted to the annular positioning groove in the annular positioning groove and is connected.

10. the earphone according to any one of claim 1~7, it is characterised in that：It is provided between the fore shell and the rear shell The first sealing ring for lifting the sealing between the fore shell and the rear shell；Set between the rear shell and the trim There is the second sealing ring for lifting the sealing between the rear shell and the trim.