CN2248437Y

CN2248437Y - Wireless microphone receiver shell with improved structure

Info

Publication number: CN2248437Y
Application number: CN 95228791
Authority: CN
Inventors: 黄帝文
Original assignee: Individual
Current assignee: Individual
Priority date: 1995-12-19
Filing date: 1995-12-19
Publication date: 1997-02-26
Anticipated expiration: 2005-12-19

Abstract

The utility model relates to a shell structure of a wireless microphone receiver, which uses one structure to meet different application requirements and save mould expense. The utility model is composed of a separated type upper shell, a bottom shell and a cover plate, wherein, the upper shell and the bottom shell are provided with corresponding frame edges so as to be mutually covered to form a hollow shell body in which a circuit board is fixed; installing holes of exposed components and long notches are arranged on the frame edges, and the bottom edges of the notches are provided with convex parts; the cover plate is a long plate body, the upper and the lower ends of the plate body are provided with grooves, installation holes of exposed components can be arranged on the cover plate as required, and the grooves of the cover plate are inserted with the convex parts of the notches of the upper and the bottom shells to fix the cover plate. As long as the cover plate is replaced, the shell body can be combined and used.

Description

Improve the wireless microphone receiver housing of structure

The utility model relates to a kind of shell structure of wireless microphone receiver, can satisfy to be equiped with the needs that difference exposes other part circuit board, but housing many places are used.

Existing wireless microphone receiver has two kinds at least by using the object difference and is used method, and the one, connection is installed on the expander of general sound equipment, cooperates a microphone jack that is installed on the receiver to get final product by an inserting terminal; The 2nd, be installed in and take the photograph in the video tape recorder, there is one to transmit the gang socket of signal and the earphone socket of a monitoring recording content, thereby produced the casing structure of at least two kinds of wireless microphone receivers.

First kind of casing structure comprises loam cake 1, bottom 2 and circuit board 3 as shown in Figure 3.Loam cake 1 can cover and form an accommodation space mutually with bottom 2, and circuit board 3 just is installed in this accommodation space.The side of circuit board 3 is provided with 5 altogether and exposes other part, comprises switch 31,31, indicator light 33, antenna 34 and socket 35.Loam cake 1 side offers 5 half shrinkage pools 11 to 15 (11 to 14, invisible among Fig. 3).Then corresponding loam cake half shrinkage pool is offered 5 half shrinkage pools 21 to 25 on the bottom 2, thereby forms 5 installation holes, and the size and shape of each installation hole cooperates switch 31,32, indicator light 33, antenna 34 and socket 35 to offer respectively.In conjunction with referring to Fig. 4, this kind housing 1 can be pegged graft respectively into connecting both in the microphone jack 421 of expander 42 and in the socket 35 of housing by two of stacking adapter 41, reaches the purpose of wireless receiving.

Second kind of casing structure with the difference of housing shown in Figure 3 is as shown in Figure 5: offer the installation hole 21 to 26 that 6 shapes are not quite similar on the flange 20 of bottom 2, each installation hole is with respectively to expose other position of part corresponding.Owing to be equiped with two sockets 36,37 on the circuit board 3, thereby many one of the number of installation hole.In conjunction with referring to Fig. 6, the wireless microphone receiver is installed in when taking the photograph in the video tape recorder 43, two socket 36,37 can be distinguished the corresponding signal of pegging graft and receive a line 44 and a monitoring headpone 45, makes the effect that has recording on the one hand, monitors on the one hand.

With regard to the wireless microphone receiver shell of above-mentioned two kinds of structures, only because of exposing the installation hole that other part difference just requires housing relative set difformity, different sizes, manufacturer need make two set of shells moulds, causes waste and cost to increase.

In addition, the overall weight of directly bearing receiver by the stacking adapter 41 in first kind of structure, need plug at twice and when plug, can apply sizable strength to socket 35 and circuit board 3, thereby socket 35 is more yielding and cause loose contact, the easy stressed damage of the contact that socket 35 and circuit are 3.And in second kind of structure,, socket on the circuit board 3 36,37 is produced drawing gravitations because of signal receives line 44 and monitoring headpone 45 repeats plug on socket 36,37, thereby circuit board 3 and on socket 36,37 more fragile.

The purpose of this utility model is that above-mentioned wireless microphone receiver shell structure is made improvements design, separate but can be clamped and fastened on cover plate on the housing by being provided with one, and with cover plate with to expose other part adaptive, needn't change shell structure and will expose the suffered external force of other part and be delivered on the cover plate, housing then bears external force indirectly, what make installing exposes that other part is firm, the life-span is long, reduces cost.

The utility model improves the wireless microphone receiver housing of structure, comprises upper casing and drain pan, and described upper casing, drain pan have corresponding architrave and cover the formation hollow housing mutually, and described upper casing drain pan architrave is provided with the installation hole that exposes other part, it is characterized in that:

Also comprise a cover plate, cover plate is a microscler plate body, and plate body upper/lower terminal face is provided with groove, offers the installation hole that exposes other part on the plate body;

Relatively and be symmetrical arranged microscler breach, the breach root edge is provided with protuberance on described upper casing, the drain pan architrave;

Described cover plate upper and lower end groove is located cover plate with the mutual intercalation of the upper and lower protuberance of described upper casing, the microscler breach of drain pan architrave respectively.

Described cover plate inner face is provided with one and strengthens projection, strengthens projection and is provided with upright opening, and described upper casing or drain pan are provided with column, and described column is combined in the upright opening of strengthening projection.

Fixedly be equiped with a latch on the described cover plate, latch is inner to be electrically connected with circuit board.

The cover plate that can change the outfit is on demand on the cover board established the installation hole that difference exposes other part, just can use a kind of housing of structure in many ways, reaches the purpose that reduces whole manufacturing cost.

Further specify technology of the present utility model below in conjunction with the embodiment accompanying drawing

The wireless microphone receiver housing first embodiment schematic perspective view of Fig. 1, improvement structure.

The wireless microphone receiver housing second embodiment schematic perspective view of Fig. 2, improvement structure.

The wireless microphone receiver housing first example schematic perspective view of Fig. 3, traditional structure.

The application connection diagram of Fig. 4, structure shown in Figure 3.

The wireless microphone receiver housing second example schematic perspective view of Fig. 5, traditional structure.

The application connection diagram of Fig. 6, structure shown in Figure 5.

Referring to Fig. 1, first kind of embodiment of wireless microphone receiver housing of improvement structure comprises a upper casing 5, a drain pan 5 and a cover plate 7 as shown in FIG..Upper casing 5 and drain pan 6 have corresponding architrave 51,61 and can be combined into hollow housing.Be distinguished into a little accommodation chamber 63 and a big accommodation chamber 64 with dividing plate 62 in the drain pan 6, in little accommodation chamber 63 internal batteries, in big accommodation chamber 64 built-in circuit plates 8.Several are housed on circuit board 8 expose other part, comprise antenna 81, indicator light 82,

switch

83,84 and the socket 85,86 that cooperates inserting terminal.Upper casing architrave 51 offers 4 half shrinkage pools 511 to 514 (invisible among the figure) on demand, and correspondence is offered half shrinkage pool 611 to 614 on the architrave 61 of drain pan 6, and forms 4 installation holes

adaptive switch

84,83, indicator light 82 and antenna 81 respectively.

Upper casing 5 architraves 51 are provided with microscler breach 515, and correspondence is established microscler breach 615 and formed the 5th installation hole on drain pan 6 architraves 61.Be provided with a protuberance 50 in microscler breach 515 root edges, also establish a protuberance 60 in microscler breach 615 root edges.

Cover plate 7 is plate bodys 71 corresponding with microscler breach 515, microscler breach 615, in the last lower edge of plate body 71 respectively establish a groove 72,72 ', groove 72,72 ' corresponding with

protuberance

50,60, but cover plate 7 intercalations are fixed in the microscler breach 515,615, and on cover plate 7, offer two installation holes 73,74, corresponding with two sockets 85,86 of circuit board 8.

When above-mentioned improvement structure is used by second kind of example (Fig. 6), because of the top of the socket 85,86 installed on the circuit board 8 is that the top is located in two installation holes 73,74 of cover plate 7, inserting terminal in the above-mentioned socket 85,86 is drawn in the process of dialling at quilt, with strength transmission to cover plate 7, again strength is delivered on upper casing 5 and the drain pan 6 by cover plate 7, socket 85,86 ' in use can not separated from circuit board because of stressed.

Second kind of embodiment of improvement structure as shown in Figure 2, be cover plate 7 with the difference of first kind of embodiment shown in Figure 1, only offer an installation hole 75 on the plate body of this cover plate 7, also can design one on plate body 71 rear end faces and strengthen projection 76, strengthen projection 76 and can use plastic cement and plate body 71 single injection-moldeds, also available screwing togather, modes such as gummed will be strengthened projection 76 and connect to one with plate body 71, strengthen vertically being equipped with several fixing holes 77 on the projection 76, and be equipped with corresponding column 62 in drain pan 6 inner faces, column 62 is intercalated in the fixing hole 77 of strengthening projection 76, makes the installing better effects if of cover plate 7.Also can on upper casing 5 and drain pan 6, establish column respectively during enforcement.

When above-mentioned improvement structure is used by first kind of example (Fig. 4), a latch 9 can be worn with screw-in version in the installation hole 75 that is fixed in cover plate 7, also can be glued or use screw closure.Cover plate 7 is fixed in

upper casing

5 and 6 of drain pans and the external force that latch 9 is born is delivered on upper casing 5 and the drain pan 6 through cover plate 7, and latch 9 need not be welded on the circuit board 8, draw strength when dialling latch 9 to bear and do not need to bear, in order to avoid undermine circuit board 8 by the point of contact of 8 in latch 9 and circuit by cover plate 7.

The utility model is provided with cover plate 7, adapts to the installing requirement that exposes other part with cover plate 7, cover plate mould difference, as design difform installation hole.Also latch 9 grades can be exposed other part and be fixed on the cover plate 7, and need not change the mould of upper casing, drain pan, can reduce whole manufacturing cost.The very little replacing of cover plate 7 volumes is simple.

The utility model adopts the separate type housing that the reason of following two aspects is arranged: on the circuit board 8 installing expose other part shape difference, size is also different, the required installation hole of offering also should be done corresponding change on the housing; Expose the needs of other part occupation mode, as latch 9 and cooperate the terminal etc. of socket 85,86, on the one hand need with circuit board 8 be electrically connected could with housing in other in addition parts be used, respectively expose on the other hand other part in use all can be subjected to before and after cross force or vertical force up and down.Cover plate 7 can directly bear and power is delivered to housing.

Claims

1, a kind of wireless microphone receiver housing that improves structure comprises upper casing and drain pan, and described upper casing, drain pan have corresponding architrave and cover the formation hollow housing mutually, and described upper casing, drain pan architrave are provided with the installation hole that exposes other part, it is characterized in that:

2, the wireless microphone receiver housing of improvement structure according to claim 1, it is characterized in that: described cover plate inner face is provided with one and strengthens projection, strengthen projection and be provided with upright opening, described upper casing or drain pan are provided with column, and described column is combined in the upright opening of strengthening projection.

3, the wireless microphone receiver housing of improvement structure according to claim 1 is characterized in that: fixedly be equiped with a latch on the described cover plate, latch is inner to be electrically connected with circuit board.