CN203788430U - Injection molding steel piece embedment structure of loudspeaker module shell - Google Patents

Injection molding steel piece embedment structure of loudspeaker module shell Download PDF

Info

Publication number
CN203788430U
CN203788430U CN201420200795.6U CN201420200795U CN203788430U CN 203788430 U CN203788430 U CN 203788430U CN 201420200795 U CN201420200795 U CN 201420200795U CN 203788430 U CN203788430 U CN 203788430U
Authority
CN
China
Prior art keywords
steel disc
module shell
groove
injection molding
steel piece
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201420200795.6U
Other languages
Chinese (zh)
Inventor
苗青
单连文
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Goertek Inc
Original Assignee
Goertek Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Goertek Inc filed Critical Goertek Inc
Priority to CN201420200795.6U priority Critical patent/CN203788430U/en
Application granted granted Critical
Publication of CN203788430U publication Critical patent/CN203788430U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model belongs to the technical field of electroacoustic products, and particularly relates to an injection molding steel piece embedment structure of a loudspeaker module shell. The modular shell is rectangular and also can be designed to be square and the like according to actual needs. A steel piece is embedded in the module shell, the appearance of the steel piece is matched with that of the module shell, at least one side wall, corresponding to the module shell, of the steel piece is provided with a steel piece groove, the bottom of the steel piece groove protrudes from the lower surface of the steel piece, the upper edge of the bottom of the steel piece groove is provided with a plurality of groove through holes at intervals in the length direction of the steel piece groove, and the steel piece groove is embedded in the side wall of the module shell in an injection molding mode. Due to the fact that at least one side edge of the steel piece is fixedly connected with the side wall of the module shell through the steel piece groove with the groove through holes, the fixed connection area of the steel piece and the module shell can be increased obviously and the connection strength of the steel piece and the module shell is improved.

Description

A kind of loud speaker module shell injection molding steel disc embedded structure
Technical field
The utility model belongs to electro-acoustic product technical field, relates in particular to a kind of loud speaker module shell injection molding steel disc embedded structure.
Background technology
Loud speaker module is owing to being subject to limitation in height, conventionally adopts the wall thickness that reduces module shell to increase inner space, this just need to be on module shell injection molding steel disc inserts carry out the intensity of enhancement mode assembly housing.Currently used steel disc insert injection moulding technique is by after the bending of steel disc border, in the time of injection moulding loud speaker module shell, embedded in plastic cement, as shown in Figure 1, existing loud speaker module shell injection molding steel disc embedded structure comprises: module shell 1a, the steel disc 2a adapting with the profile of module shell 1a, the border of this steel disc 2a is provided with bending 3a, this bending 3a is fixedly connected with module shell 1a in the time making module shell 1a by Shooting Technique, this just requires the maximum overall dimension of steel disc 2a to be less than the size of plastic shell 1a, the steel disc inserts that exceeds plastic shell for steel disc profile cannot carry out injection moulding, due to steel disc and module shell to be fixedly connected with area less, cause steel disc to separate with the low easy generation of bonding strength of module shell, this just needs a kind of new structure to strengthen the bonding strength of steel disc and module shell, thereby the intensity of enhancement mode assembly housing, the embedding that does not at present also have effective solution to realize large scale steel disc is fixed, this has seriously limited to the design of loud speaker modular structure.
Utility model content
The technical problems to be solved in the utility model is: a kind of loud speaker module shell injection molding steel disc embedded structure is provided, can increases the area that is fixedly connected with of steel disc and module shell, thereby strengthened the bonding strength of steel disc and module shell.
The utility model is to realize like this, a kind of loud speaker module shell injection molding steel disc embedded structure, described loud speaker module shell injection molding steel disc embedded structure comprises: module shell, be embedded the steel disc on described module shell, the profile of described steel disc and the profile of described module shell adapt, on described steel disc, the side-walls of corresponding described module shell has at least one section to be provided with steel disc groove, the bottom land of described steel disc groove protrudes from the lower surface of described steel disc, is interval with some groove through holes on the bottom land of described steel disc groove; When described module shell injection mo(u)lding, described steel disc is embedded setting by described steel disc groove and described module shell.
Improve as one, described module shell is rectangle, and on described steel disc, one of corresponding described module shell long side-walls is provided with described steel disc groove.
Improve as one, on described steel disc, one of corresponding described module shell short side-walls is also provided with described steel disc groove, the described steel disc groove described steel disc groove corresponding with the short sidewall of described module shell corresponding to long sidewall of the described module shell formula structure that is communicated as one.
Improve as one, described module shell is circular, and corresponding described steel disc is set to circle, and on described steel disc, the side-walls of corresponding described module shell is provided with the described steel disc groove of ring-type.
Improve as one, be interval with some groove through holes on the bottom land of described steel disc groove, the module shell injection molding material in described steel disc groove is wholely set by the module shell injection molding material of described groove through hole and described steel disc groove below.
Improve as one, the cross section of described steel disc groove is " U " shape.
Owing to having adopted technique scheme, the loud speaker module shell injection molding steel disc embedded structure that the utility model provides, on steel disc, the side-walls of corresponding module shell has at least one section to be provided with steel disc groove, the bottom land of this steel disc groove protrudes from the lower surface of steel disc, on the bottom land of steel disc groove, be interval with some groove through holes, when making, first choose the steel disc that overall dimension is greater than module shell overall dimension, in a side that exceeds module shell, process steel disc groove, and offer some groove through holes at the trench bottom of steel disc groove, this groove through hole can be circular, square or other shapes, make bending in the side edge of all the other corresponding module shells of steel disc again, then carry out injection moulding, the injection molding material of melting can be by the full steel disc groove of groove filling through hole, after cooling, carry out again trimming, steel disc is exceeded to module shell Partial Shear to be fallen, because steel disc is fixedly connected with the sidewall of module shell by steel disc groove, and groove is provided with groove through hole, the injection molding material of shell can overflow in steel disc groove by groove through hole, can enlarge markedly the area that is fixedly connected with of steel disc and module shell, thereby strengthen the bonding strength of steel disc and module shell.
Brief description of the drawings
Fig. 1 is the sectional structure schematic diagram of the loud speaker module shell injection molding steel disc embedded structure of prior art;
Fig. 2 is the perspective view of the loud speaker module shell injection molding steel disc embedded structure of the utility model the first embodiment;
Fig. 3 is the plan structure schematic diagram of the loud speaker module shell injection molding steel disc embedded structure of the utility model the first embodiment;
Fig. 4 is the sectional structure schematic diagram along A-A line in Fig. 3;
Fig. 5 is the sectional structure schematic diagram along B-B line in Fig. 3;
Fig. 6 is the sectional structure schematic diagram along C-C line in Fig. 3;
Fig. 7 is the perspective view of the loud speaker module shell injection molding steel disc embedded structure of the utility model the second embodiment;
Fig. 8 is the plan structure schematic diagram of the loud speaker module shell injection molding steel disc embedded structure of the utility model the second embodiment;
Fig. 9 is the sectional structure schematic diagram along D-D line in Fig. 8;
Figure 10 is the half-finished perspective view of making of the loud speaker module shell injection molding steel disc embedded structure of the utility model the second embodiment;
Figure 11 is the half-finished perspective view of steel disc of the loud speaker module shell injection molding steel disc embedded structure of the utility model the second embodiment;
Figure 12 is the perspective view of the loud speaker module shell injection molding steel disc embedded structure of the utility model the 3rd embodiment;
Figure 13 is the plan structure schematic diagram of the loud speaker module shell injection molding steel disc embedded structure of the utility model the 3rd embodiment;
Figure 14 is the sectional structure schematic diagram along E-E line in Figure 13;
Wherein, 1a, module shell, 1b, module shell, 1c, module shell, 1d, module shell, 2a, steel disc, 2b, steel disc, 2c, steel disc, 2d, steel disc, 3a, bending, 3b, bending, 3c, bending, 4a, steel disc groove, 4b, steel disc groove, 4c, steel disc groove, 5a, groove through hole, 5b, groove through hole, 5c, groove through hole.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
The first embodiment
From Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6, this loud speaker module shell injection molding steel disc embedded structure comprises: the module shell 1b being rectangle, can certainly be set to square shape etc. according to actual needs, be embedded the steel disc 2b on module shell 1b, the profile of this steel disc 2b and the profile of module shell 1b adapt, a long side wall place of the upper corresponding module shell 1b of this steel disc 2b is provided with steel disc groove 4a, when definition module shell 1b horizontal positioned, when steel disc 2b is positioned at module shell 1b upper end, for the normal operating condition of loud speaker module shell injection molding steel disc embedded structure, the bottom land of this steel disc groove 4a protrudes from the lower surface of steel disc 2b, the cross section of steel disc groove 4a is " U " shape, can certainly be set to other shape of trapezoidal grade, on the bottom land of steel disc groove 4a, be interval with some groove through hole 5a on along its length, this groove through hole 5a can be circular, square, can certainly be set to the shape that other need, the side-walls of the corresponding module shell 1b in its excess-three limit of this steel disc 2b is respectively equipped with bending 3b, this bending 3b, steel disc groove 4a embeds in the sidewall of module shell 1b by injection mo(u)lding.
Steel disc 2b has a side to be fixedly connected with the sidewall of module shell 1b by steel disc groove 4a, can increase the area that is fixedly connected with of steel disc 2b and module shell 1b, thereby has strengthened the bonding strength of steel disc 2b and module shell 1b.
The second embodiment
From Fig. 7, Fig. 8 and Fig. 9, this embodiment and the first embodiment are basic identical, and its difference is:
The two adjacent side-walls of the upper corresponding module shell 1c of this steel disc 2c are provided with along sidewall moves towards the steel disc groove 4b arranging, on the bottom land of steel disc groove 4b, be interval with the some groove through hole 5b that arrange along its axis direction, the side-walls of the corresponding module shell 1c in all the other both sides of this steel disc 2c is respectively equipped with bending 3c.Certainly, also can on steel disc 2c, the two relative side-walls of corresponding module shell 1c be respectively equipped with steel disc groove 4b.
To manufacture flow process in conjunction with Figure 10 and Figure 11 is explained as follows: the steel disc 2c that first chooses the shape that is rectangle, this steel disc 2c is at module shell 1c Width, the overall dimension of length direction is all greater than module shell 1c Width, the size of length direction, on the both sides that exceed module shell 1c, process steel disc groove 4b, and offer some groove through hole 5b at the trench bottom of steel disc groove 4b, this groove through hole 5b can be circular, square, can certainly be set to the shape that other need, make bending 3c in the side-walls of the corresponding module shell 1b in all the other both sides of steel disc 2c again, make steel disc as shown in figure 11, then carry out injection moulding, the injection molding material of melting can be filled full steel disc groove 4b by groove through hole 5b, after cooling, just can make semi-finished product as shown in figure 10, finally carry out trimming, steel disc is exceeded to module shell 1c Partial Shear to be fallen, finally make finished product as shown in Figure 7.
Certainly, in actual applications, steel disc groove can be arranged at rectangular four sidewalls; each sidewall notches is communicated with Integral design, is provided with groove through hole in groove, and steel disc is embedded in shell by injection moulding; also can embody the utility model advantage, belong to the utility model claim protection range.
The 3rd embodiment
From Figure 12, Figure 13 and Figure 14, this loud speaker module shell injection molding steel disc embedded structure comprises: be circular module shell 1d; Be embedded the circular steel disc 2d on module shell 1d, the side-walls of the upper corresponding module shell 1d of this steel disc 2d is provided with the steel disc groove 4c of ring-type, this steel disc groove 4c protrudes from steel disc 2d surface, is equipped with spaced some groove through hole 5c on the bottom land of steel disc groove 4c.
The loud speaker module shell injection molding steel disc embedded structure that the utility model provides comprises: the module shell being rectangle, can certainly be set to square shape etc. according to actual needs; Be embedded the steel disc on module shell, the profile of this steel disc and the profile of module shell adapt, on this steel disc, at least one side-walls of corresponding module shell is provided with steel disc groove, the bottom land of this steel disc groove protrudes from the lower surface of steel disc, on the bottom land of steel disc groove, be interval with some groove through holes on along its length, this steel disc groove embeds by injection mo(u)lding in the sidewall of module shell; Because steel disc has at least a side to be fixedly connected with the sidewall of module shell by the steel disc groove that is provided with groove through hole, can enlarge markedly the area that is fixedly connected with of steel disc and module shell, thereby strengthen the bonding strength of steel disc and module shell.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection range of the present utility model.

Claims (6)

1. a loud speaker module shell injection molding steel disc embedded structure, described loud speaker module shell injection molding steel disc embedded structure comprises: module shell, be embedded the steel disc on described module shell, the profile of described steel disc and the profile of described module shell adapt, it is characterized in that, on described steel disc, the side-walls of corresponding described module shell has at least one section to be provided with steel disc groove, and the bottom land of described steel disc groove protrudes from the lower surface of described steel disc; When described module shell injection mo(u)lding, described steel disc is embedded setting by described steel disc groove and described module shell.
2. loud speaker module shell injection molding steel disc embedded structure according to claim 1, is characterized in that, described module shell is rectangle, and on described steel disc, one of corresponding described module shell long side-walls is provided with described steel disc groove.
3. loud speaker module shell injection molding steel disc embedded structure according to claim 2, it is characterized in that, on described steel disc, one of corresponding described module shell short side-walls is also provided with described steel disc groove, the described steel disc groove described steel disc groove corresponding with the short sidewall of described module shell corresponding to long sidewall of the described module shell formula structure that is communicated as one.
4. loud speaker module shell injection molding steel disc embedded structure according to claim 1, it is characterized in that, described module shell is circular, and corresponding described steel disc is set to circle, and on described steel disc, the side-walls of corresponding described module shell is provided with the described steel disc groove of ring-type.
5. according to the loud speaker module shell injection molding steel disc embedded structure described in claim 1 to 4 any one, it is characterized in that: on the bottom land of described steel disc groove, be interval with some groove through holes, the module shell injection molding material in described steel disc groove is wholely set by the module shell injection molding material of described groove through hole and described steel disc groove below.
6. loud speaker module shell injection molding steel disc embedded structure according to claim 5, is characterized in that, the cross section of described steel disc groove is " U " shape.
CN201420200795.6U 2014-04-23 2014-04-23 Injection molding steel piece embedment structure of loudspeaker module shell Active CN203788430U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420200795.6U CN203788430U (en) 2014-04-23 2014-04-23 Injection molding steel piece embedment structure of loudspeaker module shell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420200795.6U CN203788430U (en) 2014-04-23 2014-04-23 Injection molding steel piece embedment structure of loudspeaker module shell

Publications (1)

Publication Number Publication Date
CN203788430U true CN203788430U (en) 2014-08-20

Family

ID=51324578

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420200795.6U Active CN203788430U (en) 2014-04-23 2014-04-23 Injection molding steel piece embedment structure of loudspeaker module shell

Country Status (1)

Country Link
CN (1) CN203788430U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103945289A (en) * 2014-04-23 2014-07-23 歌尔声学股份有限公司 Structure for embedding steel disc in loudspeaker module shell through injection molding
CN108055615A (en) * 2017-11-28 2018-05-18 瑞声科技(新加坡)有限公司 Loudspeaker enclosure

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103945289A (en) * 2014-04-23 2014-07-23 歌尔声学股份有限公司 Structure for embedding steel disc in loudspeaker module shell through injection molding
CN108055615A (en) * 2017-11-28 2018-05-18 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN108055615B (en) * 2017-11-28 2020-02-04 瑞声科技(新加坡)有限公司 Loudspeaker box

Similar Documents

Publication Publication Date Title
CN204518070U (en) Speaker vibration system
US9120259B2 (en) Counterweight structure of a traffic cone
CN203034795U (en) Plate and strip combined type stand wall formwork
CN204504158U (en) A kind of sandbox
WO2008143028A1 (en) Die for molding honeycomb segment and method of producing honeycomb structure
JP6023207B2 (en) Injection molding equipment
CN203957077U (en) A kind of plug-in standard brick mould
CN102394952B (en) Mobile equipment, insert injection module and steel piece
CN207789276U (en) One kind turn a millstone formula overlapping board mold
CN207373395U (en) Combined type goes out muscle prefabricated components molding die
CN105479679A (en) Multi-injection-point dustproof cover glue injection mold
CN203320814U (en) Reinforced concrete protective layer support for lower steel bars of building floor slab
CN107932718A (en) A kind of multi-functional overlapping board forming die
CN103546784B (en) Set top box
CN210598123U (en) Bottom structure of multi-ribbed die box
CN205666591U (en) Railway cable slot bracket
CN106311886B (en) A kind of continuous stamping die and its continuous stamping process of battery cap
CN106863460A (en) A kind of mould for suppressing seal
CN204568222U (en) A kind of novel seal hinge box
CN202555771U (en) Valve casting tool
CN202816927U (en) Semiconductor lead frame preventing glue-overflow in injection molding
CN204936141U (en) The extrusion die of ladder type hollow sunlight board
CN203314403U (en) Blow molding table plate
CN205058416U (en) Rubber mould lamella formula combination mold core structure
CN204657242U (en) A kind ofly prevent the mould structure turning over bits

Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CP01 Change in the name or title of a patent holder

Address after: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268

Patentee after: Goertek Inc.

Address before: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268

Patentee before: Goertek Inc.

C56 Change in the name or address of the patentee