CN101527742A

CN101527742A - Waterproof structure and method for mobile phones

Info

Publication number: CN101527742A
Application number: CNA200910009968XA
Authority: CN
Inventors: 洪承模
Original assignee: Tyco Electronics AMP Korea Co Ltd
Current assignee: Tyco Electronics AMP Korea Co Ltd
Priority date: 2008-01-28
Filing date: 2009-01-24
Publication date: 2009-09-09
Also published as: KR20090082847A; TW200952445A; KR101398266B1

Abstract

The present invention relates to a waterproof structure and method for mobile phones, which is used for prevent water entering the mobile phones through a charging connector of one mobile phone to avoid the damage to the internal circuit of the body. The waterproof method includes a housing molding working procedure, which is used for molding contact terminals, grounding terminals, a groove for connecting a seal and a mounting hole for installation to PCB and for assembling the housing, an enclosure and the seal to an assembly; a connector assembling working procedure, which is used for installing the components to PCB to make the terminal of the housing come into contact with the connecting terminals of the PCB connector; and a hood assembly working procedure, which is used for connecting the upper and lower housings to the seal.

Description

The waterproof method and the structure that are used for mobile phone

Technical field

The present invention relates to a kind of waterproof method and structure that is used for mobile phone, be specifically related to be used for the waterproof method and the structure of mobile phone, by providing described mobile phone to have water-proof function, can prevent because mobile phone immerses in the water and water enters the damage that mobile phone body interior circuit causes by charge connector.

Background technology

Usually, as shown in Figure 1a, mobile phone comprises main body and the charge connector 200 that is positioned on the main body, and mobile phone comprises that main body comprises discerptible upper and lower cover body 100A and 100B.By covering 300, described charge connector 200 can be prevented entering of sealing, dust and other impurity.Such lid 300 is connected to described main body by the pitman shaft 300A that makes with elastomeric material, and lid 300 does not break away from from main body yet when charge connector is opened.

Yet covering 300 provides dust reduction capability and does not have water-proof function.Therefore, in case mobile phone immerses in the water, block charge connector 200 and can not stop water to enter the mobile phone main body effectively even cover 300, thereby seriously influence the performance of mobile phone.

More particularly, shown in Fig. 1 b, described charge connector 200 comprises housing 11, and housing 11 comprises a plurality of by inserted mode system contact terminal 13 that forms and the metal shell 12 that is connected to described housing 11, thereby forms connector assembly 1.Described shell 12 comprises a pair of fixing hole 121 that is positioned at its top, cooperates in order to the hook with charge connector 200.The contact terminal 13 of earth terminal 123 and described shell 12 is connected to printed circuit board (PCB) (PCB) 200A by electric soldering.The front end of housing 11 is supported and is raised on the top of described contact terminal 13 by support protrusion 114.

That is to say that when the front end of described contact terminal 13 was inclined upwardly, the rear end of described contact terminal 13 horizontal-extendings part vertically was bent downwardly and is soldered to described printed circuit board (PCB) 200A.Herein, soldering utilizes surface mounted device (SMD) type to carry out.

According to described SMD soldering, soldering paste 200B comprises that insertion is formed at the little micelle and the contact terminal 13 of pattern between the PCB 200A, heat then in order to melt described at an indoor soldering paste 200B, so described pattern and contact terminal each other soldering to together.Herein, soldering paste 200B can be attached to described PCB pattern and contact terminal 13 by having predetermined viscosity.

More particularly, according to described SMD soldering, described charge connector 200 is formed by this way: connector assembly 1 is positioned at first on the PCB 200A then that the earth terminal 123 of shell 12 is soldered to PCB 200A.Secondly, soldering paste 200B inserts the splicing ear (not shown) of the types of patterns that is formed at described PCB200A and forms between the contact terminal 13 of connector assembly 1, heats this chamber then.Correspondingly, described soldering paste 200B melts between described splicing ear and described contact terminal 13, thereby finishes this soldering process.

The charge connector 200 of mobile phone said structure has following problem, water can penetrate into the gap between shell 12 and upper and

lower cover body

100A and 100B, shown in the arrow among Fig. 1 b, and pass the fixing hole 121 that is formed at shell 12 tops and the gap between housing 11 and the shell 12.After water enters described PCB 200A, the operation of mobile phone will be seriously influenced.

In order to prevent that the mobile phone water inlet from causing such destruction, can use the seal of making of rubber.Yet the sealing part may be out of shape or destroy in the process of assembling mobile phone.

More particularly, when the contact terminal 13 of connector assembly 1 being electrically connected to described PCB 200A, use described SMD method for welding, as described above, wherein said soldering paste 200B inserts and melts between PCB pattern and contact terminal 13 and in this chamber, thereby finishes soldering.So the described rubber seal that is installed on the connector assembly 1 may be owing to add thermal deformation or damage.Thereby described rubber seal is not suitable for actual use.

Shell 12 has grounding function, to interrupt resulting from its inside and outside electromagnetic wave.So described earth terminal 123 is positioned at the bottom of described shell and is soldered to printed circuit board (PCB) 200A is shell 12 ground connection and fixing fundamental.But, earth terminal 123 also becomes the obstacle of described charge connector 200 waterproof on the contrary.

Usually, the water main body that enters mobile phone by the fixing hole 121 that is formed at shell 12 tops.For this reason, when using seal, it is installed on the behind of the fixing hole 121 of described shell 12.Yet in this case, the earth terminal 123 that is electrically connected to the described shell 12 of described PCB 200A is positioned at the front portion of seal, although seal is arranged, this circuit structure can seriously be damaged by earth terminal 123.

In addition, contact with earth terminal 123 because whole length is passed in the bottom surface of shell 12, as shown in Figure 2, water passes this contact area and enters although described seal is arranged.Thereby actual waterproof effect is difficult to get a desired effect.

Summary of the invention

Therefore, the present invention produces in view of the above problems, an object of the present invention is to provide a kind of method and structure that is used for the mobile phone waterproof, by the water-proof function of described mobile phone is provided, can prevent that back water enters the damage that mobile phone body interior circuit causes by charging connector in the water because mobile phone immerses.

Another object of the present invention provides a kind of structure that is used for the waterproof method of mobile phone, when the soldering contact terminal when printed circuit board (PCB) (PCB) produces heat, connect to PCB by contact terminal that start to form charge connector and need not welding process, the waterproof seal that can stop the elastomeric material that is installed on charge connector to be made goes bad.

Waterproof method and structure that the present invention also has another purpose to provide to be used for mobile phone even the splicing ear of PCB only is pattern on the PCB rather than independent part, also can improve the contact terminal of charge connector and the tight connection between the PCB.

A further object of the invention is for mobile phone provides a kind of waterproof method and structure, and wherein charge connector formation connector assembly can be directed to the installation site on the PCB in the mode of sliding.

In addition, waterproof method and structure that the present invention also has another purpose to provide to be used for mobile phone can stop the forfeiture of containment member water-proof function, work when earthing of casing terminal is placed in the front end of containment member.

Waterproof method and structure that the present invention also has another purpose to provide to be used for mobile phone can stop the gap water inlet between the upper and lower cover body of the separable formation by main body.

The present invention also has another purpose to provide the method and structure that is used for the mobile phone waterproof, can need not the bolt connection PCB to housing, so that the waterproof action between housing and the containment member can guarantee.

According to the present invention, above-mentioned and other purpose can reach by the waterproof method that is provided for mobile phone, comprise: the first step comprises along the containment member of the groove of its excircle formation by handle, insert the build up outside connector assembly of a housing, this housing is included in shell that its lead end connects and in the contact terminal and the earth terminal of its embedded mould; Second step will be fastened to a bottom cover body at the printed circuit board (PCB) (PCB) that upper surface is equipped with the PCB connector by bolt; The 3rd the step with in the connector installing component that is formed at the mobile phone main body of bottom cover body, projection, insert described containment member groove middle and lower part cover body, then by bolt with the housing of connector assembly to described bottom cover body, thereby make the pressure-type splicing ear that contacts the PCB connector in the contact terminal of the embedded mould of described housing with earth terminal; Be formed at the projection of top, mobile phone main body connector mounting portion cover body with the 4th step by insertion, assembling upper and lower cover body in the groove of described containment member.

According to another feature of the present invention, be provided for the waterproof construction of mobile phone, comprise: connector assembly, it is contained in contact terminal and the housing of earth terminal and the containment member link slot that forms in its outside of its embedded mould, a containment member is installed in the described containment member link slot, and a shell is connected to the front end of described housing; PCB, it is equipped with the PCB connector, and this PCB connector has a plurality of pressure-type splicing ears that are connected with contact terminal and is mounted to a bottom cover body; A pair of installing component, each all is formed at connector assembly housing both sides to be fixedly secured described connector assembly together to the bottom cover body with PCB; With a pair of airtight projecting member, all correspondingly be provided in top cover body and bottom cover body each other, closely the outside with containment member connects.

Still according to another feature of the present invention, be provided for the waterproof method of mobile phone, comprise: the first step comprises along the containment member of the groove of its excircle formation by handle, insert the build up outside connector assembly of a housing, this housing is included in shell that its lead end connects and in the contact terminal and the earth terminal of its embedded mould; Second step incited somebody to action thereon by bolt, and surface configuration has the printed circuit board (PCB) (PCB) of pattern type splicing ear to be fastened to a bottom cover body; The 3rd step is with the connector installing component projection that is formed at the mobile phone main body of bottom cover body, insert in the containment member groove, by bolt the housing of connector assembly is connected to the bottom cover body then, thereby makes in the contact terminal of the embedded mould of housing and earth terminal contact patterns type splicing ear flexibly; And the 4th the step with the projection that is formed at mobile phone main body connector mounting portion of top cover body, insert assembling top cover body and bottom cover body in the groove of described containment member.

In third step, housing can be directed to the installation site and be connected to the bottom cover body by bolt at the PCB place.

Still according to another feature of the present invention, be provided for the waterproof construction of mobile phone, comprise: connector assembly, it comprises a housing, this housing is included in contact terminal that rear end and elastic support member form and the earth terminal and the containment member link slot of embedding mould there, a containment member is installed in the described containment member link slot, and a shell is connected the front end of described housing; PCB, it has a plurality of types of patterns splicing ears that are used to connect contact terminal and earth terminal of assembling, and is mounted to the bottom cover body; A pair of installing component all is formed at connector assembly housing both sides to be fixedly secured described connector assembly together to the bottom cover body with PCB; With a pair of airtight projecting member, all correspondingly be provided in top cover body and bottom cover body each other, closely to connect with the outside of containment member.

Housing can comprise a pair of housing pillar that oppositely is formed on the housing both sides, and the corresponding PCB that is formed on goes up a pair of cutting seam with the housing pillar, thereby described housing pillar can be by the guiding of described cutting seam.

The housing pillar can support by a pair of boss that is formed at the shell both sides.

Containment member can also comprise the airtight re-entrant part that is used to insert the airtight projecting member that is formed on the cover body of upper and lower, and described upper and lower cover body all also comprises front portion, the rear recess part of the front and rear that is formed on airtight projecting member, inserts the front and rear projection of the described containment member of being determined by airtight projecting member respectively at this.

Still according to other feature of the present invention, be provided for the waterproof method of mobile phone, comprise: the main body of the molded mobile phone of the first step, to comprise the covers body and the cover body lid that is assembled to described covers body that upwardly opens and be formed with the connector patchhole in the one side; Second step will be inserted hull outside by containment member and be constructed connector assembly, and described housing comprises the shell that is connected its front end and contact terminal and the earth terminal of embedding mould wherein; The 3rd step, at the connector of the covers body insertion connector assembly that inserts in the hole, insert from covers body to projecting inward PCB at the rear portion of housing then, thereby contact terminal flexibly contacts the types of patterns splicing ear that is formed at described PCB bottom surface with earth terminal, passes through the bolt connection PCB simultaneously to covers body; Be connected cover body with the 4th step and cover opening end top to covers body.

Still according to another feature of the present invention, be provided for the waterproof construction of mobile phone, comprise: covers body, it comprises the connector patchhole that is connected its cover body of opening upside lid and forms in the one side; Connector assembly inserts the connector be formed on the covers body and inserts in the hole, its be included in the contact terminal of embedding mould wherein and earth terminal housing, be mounted to housing outer seal, be connected to the shell of the front end of described connector assembly; And PCB, be formed with the splicing ear of the types of patterns of the contact terminal that is used to contact described housing and earth terminal in its bottom surface, be fixedly secured to the fixed lobe that is formed on covers body inside, and with the rear portion assembling of housing.

A pair of projection backward can be formed at the rear portion of housing, the latch hook integrally top of same projection backward forms to have elasticity by cutting existing of recess, the fixing hole that is used to insert latch hook is formed at PCB, so housing and PCB can interconnect by latch hook and fixing hole.

Covers body can comprise the connector lower support that the rear lower with the connector patchhole integrally forms, the connector lower support also comprises being used for being formed at the housing fixing recess connector fixing rib of assembling of connector of the bottom surface of projection backward of surface formed thereon, and support described projection backward an end prevent slippage block projection backward.

Described housing can comprise a pair of arm that is integrally formed in its two front side, described arm include be formed at top, bottom and a side prevent the slippage projection, shell comprises a pair of fixed block its rear portion and that be inserted into the installing hole that is formed at the housing front side that is integrally formed in, and fixed block includes the fixed lobe in its underpart.

The containment member link slot of described housing can comprise at least two airtight annular protrusions, simultaneously described containment member comprise be formed at its inner surface inserting the airtight cannelure of described airtight annular protrusion, thereby the outside of containment member is cut apart described containment member by cannelure and is had dual airtight construction.

Description of drawings

Other purpose, feature and other advantage of above-mentioned and the present invention will more be expressly understood from following specific description with reference to accompanying drawing, wherein:

Fig. 1 a and Fig. 1 b are perspective view and the profiles that shows the connector cover structure of traditional portable phone;

Fig. 2 to Fig. 4 b shows the water proof structure that is used for mobile phone, according to the first embodiment of the present invention,

Fig. 2 is the decomposition diagram of connector assembly;

Fig. 3 a and Fig. 3 b be respectively before and after perspective views, shown state after the assembling of connector assembly shown in Figure 2;

Fig. 4 a and Fig. 4 b have more specifically shown state after the assembling of the described connector assembly of Fig. 2;

Fig. 4 a has shown the profile of a kind of connection status of contact terminal;

Fig. 4 b shows a kind of profile that inserts state of earth terminal;

Fig. 5 to Fig. 7 b shows the water proof structure that is used for mobile phone according to a second embodiment of the present invention,

Fig. 5 is the exploded view of connector assembly;

Fig. 6 a and Fig. 6 b be respectively before and after perspective views, shown state after the assembling of connector assembly shown in Figure 5;

Fig. 7 a and Fig. 7 b have more specifically shown the state after the assembling of connector assembly shown in Figure 5;

Fig. 7 a has shown the profile of a kind of connection status of contact terminal;

Fig. 7 b shows a kind of profile that inserts state of earth terminal;

Fig. 8 to Figure 12 shows the water proof structure that a third embodiment in accordance with the invention is used for mobile phone,

Fig. 8 is the exploded view of connector assembly;

Fig. 9 is the perspective view that shows described connector assembly assembling back state;

Figure 10 is the decomposition diagram that shows described mobile phone agent structure;

Figure 11 a and Figure 11 b are the perspective views of constitution step that shows the water proof structure of a third embodiment in accordance with the invention;

Figure 11 c illustrates cover body lid 102 and covers body 101; And

Figure 12 be show a third embodiment in accordance with the invention water proof structure the profile of structural regime.

Embodiment

After this, example embodiment of the present invention will be referenced the accompanying drawing specific descriptions.Can expect that the multiple improved structure of present embodiment can be included in the scope of the present invention.The following those of ordinary skill in the art that is described as provides explanation more specifically of the present invention.Therefore, the element separately of present embodiment may be exaggerated in the accompanying drawings.

With reference to Fig. 2 to Fig. 4, show the water proof structure that is used for mobile phone according to the first embodiment of the present invention, the charge connector of this mobile phone comprises housing 11 that resin is made and the shell 12 that is connected to housing 11 front ends, housing 11 comprises the contact terminal 13 that forms by molded, unitary, and then forms connector assembly 1.

In the charge connector of above-mentioned structure, according to the first embodiment of the present invention, containment member 14 is installed on the outside of housing 11 as shown in Figure 2.Therefore, along with upper and

lower cover body

100A and 100B assemble phone body, described upper and lower cover body 100A is connected with described containment member 14 with 100B, closely centers on the outside of containment member 14 shown in Fig. 3 b.

For such structure, described housing 11 comprises the containment member link slot 111 that is used to install containment member 14, as shown in Figure 2.Described containment member 14 has corresponding to the through hole 140 of housing 11 containment member link slots 111 and the airtight re-entrant part 141 that forms along outer circumference, to insert upper and lower cover body 100A and 100B.The preceding projection 142 of containment member 14 and back projection 142A determine by airtight re-entrant part 141.

Referring to Fig. 3 b, a pair of airtight projecting member 4 each shape correspondingly are formed in top cover body 100A and bottom cover body 100B each other, are closely inserted the airtight re-entrant part 141 of containment member 14.At the forward and backward place of each airtight projecting member 4, notch

part

5 and 5A are with projection 142 before inserting respectively and back projection 142A before and after forming.

In addition, the recess 140A of through hole 140 inside by being formed at containment member 14 and the connection between the protruding 140B, the described containment member link slot 111 that is formed on the housing 11 can engage with the through hole 140 of containment member 14 airtightly, shown in Fig. 4 a, described containment member 14 is installed in the outside of described containment member link slot 111.

Described shell 12 comprises a pair of fixing hole 121 that is positioned at its top, with the hook of the connector (not shown) of fixing described charge connector.Just in case water inlet, the gap that water can pass between fixing hole 121, described housing 11 and upper and lower cover body 100A and the 100B enters, the inside of printed circuit board (PCB) in being installed on main body (PCB), thus cause the badly damaged of portable phone circuit structure.

Yet when described airtight construction passed through the described containment member 14 of assembling and upper and

lower cover body

100A and 100B acquisition, the water that enter in the charge connector 200 can further stop the fixing hole 121 that passes containment member 14 to enter main body by quilt.

Feature of the present invention is that also the contact terminal 13 of charge connector 200 can need not the soldering process and just be connected to PCB.For this reason, with reference to Fig. 3 b, PCB connector 21 offers PCB 2.Described PCB connector 21 comprises a plurality of pressure-type splicing ear 21A, and a splicing ear 21A end wherein bends to arc so that it has elasticity at above-below direction, shown in Fig. 4 a.

Above-mentioned structure is arranged, described connector assembly 1 is constructed by this way: the both sides that the fastener hole 3A of mounting portion 3 is formed at housing 11 be formed at bottom cover body 100B on fixed lobe 100C corresponding, tighten together with bolt and PCB then, shown in Fig. 3 b.

Because described connector assembly 1 is constructed like this, the pressure-type splicing ear 21A of described PCB connector 21 is by the contact terminal 13A and the earth terminal 123A compression of the embedding mould in the housing 11, shown in Fig. 4 a, thus the connection between acquisition splicing ear 21A and terminal 13A, the 123A.Therefore, the lead end of described earth terminal 123A has the grounding function of the lower inner surface contact of passing shell 12, shown in Fig. 4 b.Here, because the molded housing 11 that enters of described earth terminal 123A, the moisture that is present in the connector is entered described PCB 2 by housing 11 preventions.

Waterproof construction according to first embodiment of the invention can obtain water-proof function by following step, will after this do concrete explanation with reference to accompanying drawing.

(step 1)

In this step, have along the described seal 14 of the airtight re-entrant part 141 of excircle and cooperate with the outside of housing 11, described housing 11 is connected the front end of shell 12 and inserts contact terminal 13A and earth terminal 123A, thereby forms connector assembly 1.More specifically, the described housing 11 that is connected with described shell 12 is inserted in the through hole 140 of containment member 14, and described containment member 14 cooperates with the containment member link slot 111 of described housing 11.

(step 2)

The surface is equipped with the described PCB 2 of described PCB connector 21 thereon, by bolted on the cover body 100B of bottom.Described PCB connector comprises pressure-type splicing ear 21A protruding upward.Shown in Fig. 3 b, these PCB 2 usefulness bolt are in bottom cover body 100B.

(step 3)

In above-mentioned third step, described connector assembly 1 connects with bottom cover body 100B.For this reason, the airtight projecting member 4 of described bottom cover body 100B is inserted in the airtight re-entrant part 141 of the containment member 14 that is connected to housing 11.The forward and backward projection 142 of

containment member

14 and 142A are inserted into respectively in the front and

rear notch part

5 and 5A that is formed at bottom cover body 100B.

Secondly, described housing 11 passes and is formed at the fixed lobe 100C that housing 1 mounting portion 3 fixing hole 3A are anchored on bottom cover body 100B.At this moment, contact terminal 13A contacts the pressure-type splicing ear 21A of the PCB connector 21 of described PCB 2 with the earth terminal 123A that is formed at housing 11, shown in Fig. 3 b and 4B.

(step 4)

In the 4th step, described top cover body 100A and bottom cover body 100B interconnect.With the same mode of above-mentioned third step, the airtight projecting member 4 of described top cover body 100A is inserted in the airtight re-entrant part 141 of the containment member 14 that is connected to housing 11.In addition, the forward and backward projection 142 of described

containment member

14 and 142A insert in the front and

rear notch part

5 and 5A that is formed at top cover body 100A respectively, and in this case, described upper and

lower cover body

100A and 100B interconnect, shown in Fig. 3 b and Fig. 4 b.

Fig. 5 to Fig. 7 b shows waterproof construction according to a second embodiment of the present invention.Fig. 5 is the decomposition diagram that shows described connector assembly 1.

In this embodiment, shown in Fig. 7 a, when described connector assembly 1 was installed on described PCB, connector assembly 1 was by the installation site of sliding guidance to the PCB.In view of the above, even the splicing ear of described PCB form as just the pattern on the PCB rather than situation as independent part under, the described contact terminal 13A that forms described connector assembly 1 can be brought into described types of patterns splicing ear 22 with earth terminal 123A and closely contact.

For this purpose, as shown in Figure 5, pair of

shells pillar

112 and 112A are formed at the both sides of housing 11 with being orientated backward.Simultaneously, described

housing pillar

112 and 112A are by the lead installation site of described PCB 2 of

cutting seam

23A and 23B, shown in Fig. 6 b.

Therefore, can improve convenience and agility in the assembly technology.Simultaneously, described

housing pillar

112 and 112A support by the boss 122 that is formed at shell 12 both sides of inserting housing 11 installing holes 113, thereby the intensity of described

housing pillar

112 and 112A can be reinforced.

In addition, shown in Fig. 5 and Fig. 6 a, the rear end of the contact terminal 13 of connector assembly 1 is configured as and is the elastic support member 130 that is bent downwardly sagging form of springs, thereby elastic force applies downwards.Therefore, closely contact and being connected between the types of patterns splicing ear 22 of described contact terminal 13A of charge connector and described PCB 2, can need not provides special connector and finishes to described PCB 2.The technical characterictic relevant with ground connection will can repeatedly do not explained (with reference to Fig. 7 a and Fig. 7 b).

Structure according to second embodiment of the invention can obtain water-proof function by following step, will after this do concrete explanation with reference to accompanying drawing.

(step 1)

In first step, have along the described seal 14 of the airtight re-entrant part 141 of excircle and cooperate with the outside of housing 11, described housing 11 is connected the front end of shell 12 and inserts contact terminal 13A and earth terminal 123A, thereby forms connector assembly 1.More specifically, the described housing 11 that is connected with described shell 12 is inserted in the through hole 140 of containment member 14, and described containment member 14 cooperates with the containment member link slot 111 of described housing 11.In addition, the boss 122 of described shell 12 is inserted in the installing hole 13 of described housing 11, shown in Fig. 5 and Fig. 6 a.

(step 2)

In second step, the described PCB 2 with the types of patterns splicing ear 22 that is formed at upper surface by bolted on the cover body 100B of bottom.Herein, described PCB 2 comprises described

cutting seam

23A and 23B, shown in Fig. 6 b.

(step 3)

In above-mentioned third step, described connector assembly 1 connects with bottom cover body 100B.More precisely, the airtight projecting member 4 of described bottom cover body 100B is inserted in the airtight re-entrant part 141 of the containment member 14 that is connected to housing 11.The forward and backward projection 142 of

containment member

14 and 142A are inserted into respectively in the front and

rear notch part

5 and 5A that is formed at bottom cover body 100B.

Secondly, the fastener hole 3A that described housing 11 passes together with described PCB 2 on the installing component 3 that is formed on the housing 1 is anchored on the described bottom cover body 100B.Herein, the housing pillar 112 of described

housing

11 and 112A are inserted into

cutting seam

23A and 23B that is formed on the described PCB 2 and the installation site that guides to described PCB 2 in the mode of sliding.

In addition, by flexible support component 130, the contact terminal 13A of described housing 11 and earth terminal 123A are flexibly brought into the contacting of the contact patterns type splicing ear 22 that is formed at described PCB 2 upper surfaces (referring to Fig. 6 b and Fig. 7 a).

(step 4)

In the 4th step, described bottom cover body 100A and the bottom cover body 100B of upward reaching interconnects.With the same mode of above-mentioned third step, the airtight projecting member 4 of described top cover body 100A is inserted in the airtight re-entrant part 141 of the containment member 14 that is connected to housing 11.In addition, the forward and backward projection 142 of described

containment member

14 and 142A insert in the front and

rear notch part

lower cover body

100A and 100B interconnect, shown in Fig. 7 b and Fig. 7 b.

Fig. 8 to Figure 12 shows the waterproof construction of a third embodiment in accordance with the invention.Especially, Fig. 8 is the decomposition diagram of described structure.

With reference to Fig. 8, with mode used among first and second embodiment, described waterproof construction comprises housing 11, shell 12 and containment member 14.Housing 11 comprise elastic contacting part 130A with structure upwards contact terminal 13A, and earth terminal 123A by forming from the housing integral molded plastic.In pairs parallel arms 115 and backward projection 116 respectively integrally with the front and rear portions formation of described housing 11.In addition, latch hook 117 be integrally formed in described each backward on the projection 116, described latch hook 117 provides elasticity by the existence that is formed at described projection backward cutting recess 116 upper surfaces and that upwardly open 117A.Described projection backward 116 also comprises the connector installation recess 118 that is formed at its underpart.

In described housing 11, containment member link slot 111 is between arm 115 and described projection backward 116.Described containment member link slot 111 comprises at least two airtight annular protrusion 111A.Described arm 115 include be positioned at upper and lower sides and wherein the motion of a side stop protruding 115A.In addition, a pair of installing hole 113 is formed at the both sides of described housing 11 front ends respectively, with described arm 115 adjacency.

Described shell 12 comprises and all is mounted thereon lip-deep fixing hole 121 and a pair of fixed block 124 that all is formed at its rear side with in the installing hole 113 that inserts housing 11.Described fixed block 124 is formed with fixed lobe 124A in its lower end.

Containment member 14 comprises the through hole 140 that is formed at central authorities, comprises that also the airtight cannelure 143 that is formed at its inner surface is to insert the airtight annular protrusion 111A of housing 11.In addition, cannelure 144 is formed at described containment member outer surface, thereby containment member is divided into front and back two parts.Thereby described containment member 14 has dual airtight construction configuration.

Fig. 9 is the perspective view of the connector assembly of third embodiment of the invention.

As shown in Figure 9, contact terminal 13A and earth terminal 123A integrally form by molded and housing 11, thereby insert described housing 11.Insertion fixed block 124 configurations of the installing hole 113 liang rear sides of shell 12 by being formed at housing 11.Along with described containment member cooperates with the containment member link slot 111 of housing 11, described connector assembly 1 is configured.

The main body 100 of the 3rd embodiment mobile phone as shown in figure 10 comprises the cover body lid 102 of covers body 101 that upwardly opens and the open side that is connected to described covers body 101.In a side of described covers body 101, form connector patchhole 103 and be used for passing its insertion connector assembly 1, connector patchhole 103 is covers body 101 inner extensions.

Connector lower support 104 is formed at the rear portion of connector patchhole 103 bottoms of described covers body 101, and integrally forms with the inside of described covers body 101.What described connector lower support 104 comprised connector fixing rib 105 and surface formed thereon prevents slippage block 106.In addition, on the bottom surface of described covers body 101, described fixed lobe 100C integrally is installed on the PCB 2 by the bolt connection.

Simultaneously, described PCB 2 comprises the fixing hole 24 of the latch hook 117 that is used to insert the projection backward 116 that is formed at housing 11.

The structure of the above-mentioned third embodiment of the present invention can obtain water-proof function by following step, does concrete description with reference to Fig. 9 to Figure 11 c below.

(step 1)

In first step, the main body 100 of molded described mobile phone to be to comprise the covers body 101 that upwardly opens, and is included in the connector patchhole 103 of one side and is installed on the cover body lid 102 of described covers body 101, as shown in figure 10.

(step 2)

As shown in Figure 9, housing 11 is connected to the shell 12 of its front end, and inserts contact terminal 13A and earth terminal 123A, and containment member 14 cooperates with the outside of the housing 11 of said structure, finishes connector assembly 1 in view of the above.Fix by fixed lobe 124A then in the installing hole 13 of the fixed block 124 insertion housings 11 of described shell 12.

Secondly, described containment member 14 is installed in the containment member link slot 11 1 of housing 11 by through hole 140.Herein, the airtight annular protrusion 111A of containment member link slot 111 inserts and is formed in the airtight cannelure 143 of containment member 14 inner surfaces.

(step 3)

Connector assembly 1 inserts in the connector patchhole 103 of described covers body 101, shown in Figure 11 a.Then, described PCB 2 inserts from the rear portion of covers body 101 to projecting inward housing 11, and contact terminal 13A flexibly contacts the types of patterns splicing ear 22 that is formed at described PCB 2 bottom surfaces with earth terminal 123A like this.Simultaneously, PCB 2 is connected to covers body 101 by bolt.

More particularly, connector assembly 1 at first inserts in the connector patchhole 103 of connector body 101.At this moment, because it is long bigger than the inner periphery of connector patchhole 103 to be connected to the outer circumference of containment member 14 of housing 1, connector assembly 1 is put into connector patchhole 103 with being compelled to.In addition, along with the preventing to move and protrude the inwall of 115A contact-connection assembly for electric patchhole 103 of described arm 115, housing 11 can be prevented from moving.

Be formed at housing 11 projection backward 116 the bottom connector fixedly the connector fixing rib 105 that is formed at connector lower support 104 in recess 118 and the covers body 101 cooperate.An end of projection 116 prevents that by near the slip the rear portion that is arranged at connector fixing rib 105 slippage block 106 from blocking backward, is inserted into or slips into thereby stop described connector assembly 1 to pass connector patchhole 103.

In addition, be inserted into when described connector assembly 1 after the connector patchhole 103 of described covers body 101, the fixing hole 24 that forms on the PCB 2 matches with the latch hook 117 of the reverse part 116 of connector assembly 1.At this moment, along with the existence owing to cutting recess 117A, the described latch hook 117 of rubber-like returns to described initial condition then initial temporary transient compression that connects with fixing hole 24, and the connection between PCB 2 and the connector assembly 1 is finished.

(step 4)

Shown in Figure 11 c, cover body lid 102 is connected to the open side of covers body 101, thereby from the inside of exterior shield covers body 101.Conventional seals material (not shown) can insert the connection that is used between covers body 101 and the cover body lid 102.In view of the above, the sealing between covers body 101 and the cover body lid 102 is reliable.

As mentioned above, a third embodiment in accordance with the invention, the main body 100 of described mobile phone comprise the covers body 101 and the cover body lid 102 of the upside with unlatching.Simultaneously, by the connector patchhole 103 that is positioned at covers body 101 1 sides is provided, connector assembly 1 can pass connector patchhole 103 and be connected.So though first and second embodiment of the present invention can cause passing the gap water inlet between the cover body of upper and lower because main body 100 comprises separable upper and lower cover body, but a third embodiment in accordance with the invention can stop water inlet.

In addition, a third embodiment in accordance with the invention is provided at a plurality of airtight annular protrusion 111A at containment member link slot 111 places of housing 11, cooperates with airtight cannelure 143 on the inner surface of the through hole 140 that is formed at containment member 14 insertedly.As a result, not only being sealed with between housing 11 and the containment member 14 guarantees but also PCB 2 can need not bolt and is connected to housing 11.

From top description, be appreciated that, can stop in case the damage of the mobile phone body interior circuit structure that the charge connector water inlet by mobile phone causes according to the waterproof method of the embodiment of the invention and structure, and correspondingly improve the reliability and the quality of mobile phone.

In addition, because the contact terminal of described charge connector can not need soldering to be connected to the splicing ear of PCB, the rubber seal member that is used for waterproof that is installed on charge connector can prevent the heat distortion that is produced by soldering or damage.

According to embodiments of the invention, though when the splicing ear of PCB on the PCB pattern rather than as independent element, the contact terminal of described charge connector can closely be connected to PCB.So structure can be simplified.

Because the charge connector of connector assembly form can be directed to the installation site on the PCB slidably, the convenience of assembly technology and quick performance are enhanced, and also can enhance productivity.

Replace contact terminal by omitting earth terminal from shell and housing, inserting earth terminal, when earth terminal is installed on the containment member front end in traditional structure, can prevent the water-proof function loss that containment member causes.

Because the embodiments of the invention main body is made up of chassis body and cabinet cover, the connector patchhole forms at the covers body place, and occurring in the water inlet that comprises independent covers body place, upper and lower commonly used can be prevented from.

In addition, a plurality of airtight annulars convex to form the containment member link slot place in housing, form airtight cannelure thus correspondingly to cooperate with described airtight annular protrusion.Therefore, not only can obtain waterproof effect can also not need bolt to make PCB be connected to housing.As a result, the convenience of assembly technology can improve.

Though the preferred embodiments of the present invention for illustrative purpose done open, those skilled in the art can understand the protection range that do not break away from appended claims of the present invention and spirit multiple modification, to replenish and replace all be feasible.

Claims

1. A method for waterproofing a mobile phone, comprising:

The first step is to construct a connector assembly by inserting a sealing member including a groove formed along its outer circumference into the exterior of a housing including a housing connected at its lead end and contacts molded in it. terminal and grounding terminal;

The second step is to fasten the printed circuit board (PCB) equipped with PCB connectors on the upper surface to a lower housing by bolts;

The third step is to insert the protruding part of the lower cover body formed in the connector mounting part of the mobile phone body into the lower cover body in the sealing member groove, and then bolt the housing of the connector assembly to the lower part a housing, so that the contact terminal and the ground terminal embedded in the housing contact the pressure type connection terminal of the PCB connector; and

The fourth step assembles the upper and lower covers in the groove of the sealing member by inserting the protrusion formed on the upper cover of the connector mounting portion of the main body of the mobile phone.

2. A waterproof structure for a mobile phone, comprising:

A connector assembly, which includes a housing of contact terminals and ground terminals embedded in it, and a sealing member connecting groove formed outside it, a sealing member is installed in the sealing member connecting groove, and a shell is connected to the front end of the housing;

PCB equipped with a PCB connector having a plurality of pressure-type connection terminals connected to contact terminals and mounted to a lower housing;

a pair of mounting members, each formed on both sides of the connector assembly housing to fixedly fasten said connector assembly to the lower housing together with the PCB; and

A pair of airtight protruding parts, each provided on the upper cover and the lower cover corresponding to each other, is closely connected with the outside of the sealing member.

3. A method for waterproofing a mobile phone, comprising:

The second step is to fasten a printed circuit board (PCB) provided with a pattern type connection terminal on its upper surface to a lower housing by bolts;

The third step is to insert the protruding part of the connector mounting part of the lower cover formed on the main body of the mobile phone into the groove of the sealing member, and then connect the housing of the connector assembly to the lower cover by bolts, so that it is in the housing. The molded contact terminal and the ground terminal resiliently contact the pattern type connection terminal; and

The fourth step is to assemble the upper cover and the lower cover by inserting the protruding part of the upper cover formed on the connector mounting part of the mobile phone body into the groove of the sealing member.

4. The waterproof structure according to claim 3, wherein in the third step, the housing is guided to the installation position at the PCB and connected to the lower housing by bolts.

5. A waterproof structure for a mobile phone, comprising:

A connector assembly comprising a housing including contact terminals formed at a rear end with an elastic supporting member and ground terminals insert molded therein and a sealing member connecting groove, a sealing member mounted on said sealing member In the connection slot, a shell is connected to the front end of the housing;

PCB fitted with a plurality of pattern type connection terminals for connecting contact terminals and ground terminals, and mounted to the lower housing;

a pair of mounting parts, each formed on both sides of the connector assembly housing to fixedly fasten said connector assembly to the lower housing together with the PCB; and

A pair of airtight protruding parts, each corresponding to each other, are provided on the upper cover and the lower cover so as to be closely connected with the outside of the sealing member.

6. The waterproof structure according to claim 5, wherein the housing comprises a pair of housing pillars oppositely formed on both sides of the housing, and a pair of cutting slits formed on the PCB corresponding to the housing pillars, The housing struts can thus be guided through the cut slots.

7. The waterproof structure according to claim 6, wherein the case pillar is supported by a pair of reinforcing blocks formed on both sides of the case.

8. The waterproof structure according to claim 2, wherein said sealing member further comprises an airtight groove part for inserting an airtight protrusion part formed on the upper and lower covers, and said upper and lower covers Each of the lower covers further includes front and rear recess portions formed at the front and rear of the airtight protruding part, where the front and rear portions of the sealing member defined by the airtight protruding part are respectively inserted. protruding part.

9. The waterproof structure according to claim 5, wherein said sealing member further comprises airtight groove parts for inserting airtight protrusion parts formed on the upper and lower covers, and said upper and lower covers The lower casings each further include front and rear recess portions formed at front and rear portions of the airtight protruding part, into which front and rear portions of the sealing member defined by the airtight protruding part are respectively inserted. protruding part.

10. A method for waterproofing a mobile phone, comprising:

The first step is molding the main body of the mobile phone to include a cover main body opened upward and having a connector insertion hole formed on one side thereof, and a cover cover fitted to the cover main body;

The second step is to construct a connector assembly by inserting a sealing member into the outside of the housing, which includes a shell and contact terminals connected at its front end and a ground terminal molded therein;

The third step is to insert the connector assembly into the connector insertion hole of the cover body, and then insert the PCB protruding inward from the cover body at the rear of the housing, so that the contact terminal and the ground terminal elastically contact the formed part of the cover body. Pattern type connection terminals on the underside of the PCB as described above, while bolting the PCB to the housing body; and

The fourth step is to connect the cover cover to the upper part of the open end of the cover body.

11. A waterproof structure for a mobile phone, comprising:

a cover body, which includes a cover cover connected to its open upper side and a connector insertion hole formed on one side thereof;

A connector assembly inserted into a connector insertion hole formed on the housing main body, including a housing insert-molded therein with contact terminals and ground terminals, an external sealing member mounted to the housing, connected to the connector assembly the front end of the housing; and

The PCB, on the bottom surface of which is formed a pattern type connection terminal for contacting the contact terminal and the ground terminal of the housing, is fixedly fastened to a fixing protrusion formed inside the case main body, and fitted with the rear of the housing .

12. The waterproof structure according to claim 11, wherein a pair of rearwardly protruding portions are formed at a rear portion of the housing, and the locking hook is integrally formed with an upper portion of the rearwardly protruding portion to have elasticity by the presence of the cut notch , a fixing hole for inserting the locking hook is formed on the PCB, so that the case and the PCB can be connected to each other through the locking hook and the fixing hole.

13. The waterproof structure according to claim 12, wherein the cover body includes a connector lower support integrally formed with a rear lower portion of the connector insertion hole,

The connector lower support further includes a connector fixing rib formed on an upper surface thereof for fitting with a connector fixing recess formed on a bottom surface of the rearwardly protruding portion of the housing, and supporting one end of the rearwardly protruding portion The anti-slip stopper protrudes backward.

14. The waterproof structure according to claim 11, wherein said housing includes a pair of arms integrally formed on both front sides thereof, said arms each including slip prevention protrusions formed on an upper portion, a lower portion, and a side surface. rise,

The housing includes a pair of fixing blocks integrally formed at a rear portion thereof and inserted into mounting holes formed at a front side of the case, the fixing blocks each including a fixing protrusion at a lower portion thereof.

15. The waterproof structure according to claim 11, wherein the connecting groove of the sealing member of the housing comprises at least two airtight annular protrusions, and the sealing member includes a hole formed on its inner surface for inserting into the The airtight annular raised airtight annular groove of the

The outside of the sealing member is divided by the annular groove so that the sealing member has a double airtight structure.