CN210489944U - Movable contact type waterproof structure - Google Patents
Movable contact type waterproof structure Download PDFInfo
- Publication number
- CN210489944U CN210489944U CN201921487372.6U CN201921487372U CN210489944U CN 210489944 U CN210489944 U CN 210489944U CN 201921487372 U CN201921487372 U CN 201921487372U CN 210489944 U CN210489944 U CN 210489944U
- Authority
- CN
- China
- Prior art keywords
- contact
- insulating body
- bulge
- free end
- silica gel
- 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.)
- Withdrawn - After Issue
Links
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000000741 silica gel Substances 0.000 claims abstract description 19
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 19
- 239000004033 plastic Substances 0.000 claims description 11
- 229920003023 plastic Polymers 0.000 claims description 11
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 8
- 239000007788 liquid Substances 0.000 abstract description 5
- 238000002347 injection Methods 0.000 abstract description 2
- 239000007924 injection Substances 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 abstract 2
- 239000000463 material Substances 0.000 description 7
- 239000012212 insulator Substances 0.000 description 6
- 239000003292 glue Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 229920001296 polysiloxane Polymers 0.000 description 4
- 239000006260 foam Substances 0.000 description 3
- 229920002379 silicone rubber Polymers 0.000 description 3
- 239000004945 silicone rubber Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010030 laminating Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Images
Landscapes
- Push-Button Switches (AREA)
Abstract
The utility model discloses a movable contact type waterproof structure, the conductive device and the insulation body are molded by injection in one piece, the conductive device has a main body, a contact element is arranged in the main body, the contact element has a contact part exposed outside the main body, the insulation body has a groove surrounding the contact part, silica gel is correspondingly filled in the groove in a liquid state, the silica gel has a base part arranged in the groove, a bulge part extends upwards from the base part and is arranged outside the groove, one side of the bulge part close to the contact part has a step part, the step part is arranged outside the groove, a first inclined part connecting the step part and the free end of the bulge part, the other side of the bulge part far away from the contact part has a second inclined part, the width of the free end of the bulge part is smaller than that of the bulge part close to the base part, the length of the first inclined part is smaller than that of the second inclined part, when the main body is abutted against the, the assembly is not needed, the activity can be adjusted, and the close fitting and waterproof effect is good.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a waterproof construction indicates a mobilizable contact waterproof construction especially.
[ background of the invention ]
Some notebook that relate to the open air generally all need host computer and keyboard to carry out separable design, conveniently carry to still need to carry out waterproof design at the contact point part, waterproof design among the prior art at present is divided into three: paste waterproof bubble cotton, adopt two-color material waterproof or adopt silica gel point to glue the laminating and carry out waterproofly, but three kinds of waterproof designs all have following problem:
1. the waterproof foam is adhered, only the initial state can be supported to ensure the water resistance, and the foam is easy to fall off and damage, so that the foam cannot prevent water after being used for a plurality of times, and the service life is limited.
2. Adopt the bicolor material waterproof, bicolor moulds plastics and has the requirement to material hardness, and waterproof effect itself is also not good, and the defective rate is high and the assembly atress is big, and customer experience effect is not good.
3. Adopt silica gel point to glue the laminating and prevent water, need rubberizing point to glue etc. and assembly cost of labor is high to drop easily under high temperature environment, lead to unable waterproof.
Therefore, there is a need for a good movable contact waterproof structure to overcome the above problems.
[ Utility model ] content
To the problem that the background art faces, the utility model aims to provide a silica gel of liquid form fills in insulator's recess, surrounds outside electric installation to realize adjustable mobilizable contact waterproof construction, water-proof effects is good, and is difficult for droing and damaged, and is with low costs simultaneously.
In order to achieve the above object, the utility model adopts the following technical means:
a movable contact type waterproof structure comprises a conductive device and an insulating body which are integrally injection-molded, wherein the conductive device is provided with a main body and at least one contact element arranged in the main body, the contact element is provided with a contact part exposed outside the main body, the main body is positioned in the insulating body, the contact part is exposed outside the insulating body, the insulating body is provided with a groove, silica gel surrounds the contact part and is correspondingly filled in the groove in a liquid state, the hardness of the silica gel is lower than that of the insulating body, a base part is arranged in the groove, a protruding part is upwards extended from the base part and is positioned outside the groove, one side of the protruding part, which is close to the contact part, is provided with a step part, the step part is positioned outside the groove and is connected with a first inclined part at the free tail end of the step part, the other side of the convex part far away from the contact part is provided with a second inclined part, the second inclined part is connected with the free tail end of the convex part and the base part, the width of the free tail end of the convex part is smaller than that of the position, close to the base part, of the convex part, and the length of the first inclined part is smaller than that of the second inclined part.
Further, the upper surface of the base portion is flush with the upper surface of the insulating body, the upper surface of the step portion is higher than the upper surface of the base portion, the free end of the contact portion is higher than the free end of the protrusion portion in the vertical direction, when a host is in compression joint with the protrusion portion, the host is electrically connected with the contact portion, and the step portion is in compression deformation towards the upper surface of the insulating body.
Furthermore, the free end of the protruding portion is a plane, the free end of the contact portion is an arc-shaped surface, the arc-shaped surface is in electrical contact with the host, and the plane deforms towards the upper surface of the insulating body in a compression mode.
Furthermore, the contact elements are multiple and arranged in the surrounding protruding portion, a plastic part is arranged at one end of the insulating body, the plastic part stops the conductive device from moving in the direction away from the silica gel, a guide connection portion is arranged at one end of the contact element close to the plastic part, and the guide connection portion is exposed outside the main body.
Further, the hardness of the silica gel is 30A.
Further, the conductive device is a circuit board device.
Compared with the prior art, the utility model discloses following beneficial effect has:
above-mentioned mobilizable contact waterproof construction, the integrative injection moulding of conducting device and insulator, the conducting device has the main part, locates the contact in the main part, the contact has the contact site to show outside the main part, the main part is located in the insulator, and the contact site shows outside the insulator, the insulator has the recess, surround in outside the contact site, silica gel correspond liquidly fill in the recess, the hardness of silica gel is less than the hardness of insulator, and silica gel has the basal portion to locate the recess, from the basal portion upwards extends there is the bulge to be located outside the recess, the bulge is close to one side of contact site has the step portion, the step portion is located outside the recess, connect the step portion with the first rake of the free end of bulge, the bulge is kept away from the opposite side of contact site has the second rake, the second rake is connected the bulge free end with the base, the width of bulge free end is less than the bulge is close to the width of base department, just the length of first rake is less than the length of second rake, when the host computer with during the bulge butt, step portion is close to one side of contact site, step portion first rake with the second rake is all by compression deformation, need not the assembly to adjustable mobilizable, thereby guarantee to laminate closely, water-proof effects is good, can allocate according to actual conditions, is difficult for droing and damaged, simultaneously with low costs realization is waterproof for a long time, and the user can customize the material according to the hardness of demand to reach waterproof purpose, improve user's use and experience, this design also need not some glue rubberizing, the outward appearance is integrative more pleasing to the eye.
[ description of the drawings ]
Fig. 1 is a sectional view of the movable contact waterproof structure of the present invention;
fig. 2 is a cross-sectional view of the conductive device and the insulating body of the movable contact waterproof structure of the present invention;
fig. 3 is a cross-sectional view of another view angle of the movable contact waterproof structure of the present invention.
Detailed description of the embodiments reference is made to the accompanying drawings in which:
Insulating body 2 groove 21 silica gel 3
Step 321 of protrusion 32 of base 31
First inclined part 322 and second inclined part 323 plane 324
Plastic part 4
[ detailed description ] embodiments
For better understanding of the objects, structures, features, and functions of the present invention, reference should now be made to the drawings and detailed description of the invention.
Referring to fig. 1 to 3, a movable contact waterproof structure includes a conductive device 1 and an insulating body 2, the conductive device 1 is a circuit board device, the conductive device 1 has a main body 11, a plurality of contacts 12 disposed in the main body 11, the contacts 12 are fixed to the main body 11, each contact 12 has a contact portion 121 exposed outside the main body 11, the main body 11 is disposed in the insulating body 2, the contact portion 121 is exposed outside the insulating body 2, the insulating body 2 has a groove 21, a silicone 3 surrounds the contact portion 121, the silicone 3 is filled in the groove 21 in a liquid state, the material hardness of the silicone 3 is 30A, in other embodiments, the material hardness can be adjusted according to the specific needs of a user, and the hardness of the silicone 3 is lower than that of the insulating body 2, and silica gel 3 has a basal portion 31 and locates recess 21, from basal portion 31 upwards extends to have a bulge 32 to be located outside recess 21, and this kind of design that encircles can carry out complete sealed to water-proof effects is good.
Referring to fig. 1 to 3, one side of the protruding portion 32 close to the contact portion 121 has a step portion 321, the step portion 321 is located outside the groove 21, a first inclined portion 322 connecting the step portion 321 and the free end of the protruding portion 32, the other side of the protruding portion 32 away from the contact portion 121 has a second inclined portion 323, the second inclined portion 323 connects the free end of the protruding portion 32 and the base portion 31, the width of the free end of the protruding portion 32 is smaller than that of the protruding portion 32 close to the base portion 31, and the length of the first inclined portion 322 is smaller than that of the second inclined portion 323, so that when the host presses the protruding portion 32, the first inclined portion 322 and the step portion 321 are compressed and deformed toward the second inclined portion 323, thereby enabling a closer fit between the host and the protruding portion 32, the upper surface of the base 31 is flush with the upper surface of the insulating body 2, the upper surface of the step 321 is higher than the upper surface of the base 31, the free end of the contact portion 121 is higher than the free end of the protrusion 32 in the vertical direction, when a host is pressed against the protrusion 32, the host is electrically connected with the contact portion 121, and the step 321 is compressed and deformed toward the upper surface of the insulating body 2. The free end of the protrusion 32 is a plane 324, the free end of the contact portion 121 is an arc-shaped surface 1211, the arc-shaped surface 1211 is electrically contacted with the host, and the plane 324 is compressed and deformed towards the upper surface of the insulating body 2, so that the upper surfaces of the host and the insulating body 2, the upper surface of the base 31 and the free end of the protrusion 32 are tightly attached, and the waterproof grade is higher.
Referring to fig. 1 to 3, the plurality of contact elements 12 are disposed in the surrounding protrusion 32, a plastic part 4 is disposed at one end of the insulating body 2, the plastic part 4 stops the conductive device 1 from moving in a direction away from the silicon gel 3, and one end of the contact element 12 close to the plastic part 4 is provided with a conductive connection part 122, and the conductive connection part 122 is exposed outside the main body 11, so that the assembly is more stable.
Referring to fig. 1 to 3, in the above-mentioned movable contact waterproof structure, the conductive device 1 and the insulating body 2 are integrally injection molded, the conductive device 1 has a main body 11, a contact 12 disposed in the main body 11, the contact 12 has a contact portion 121 exposed outside the main body 11, the main body 11 is disposed in the insulating body 2, and the contact portion 121 is exposed outside the insulating body 2, the insulating body 2 has a groove 21 surrounding the contact portion 121, the silicone rubber 3 is correspondingly filled in the groove 21 in a liquid state, the hardness of the silicone rubber 3 is lower than that of the insulating body 2, the silicone rubber 3 has a base 31 disposed in the groove 21, a protrusion 32 extending upward from the base 31 is disposed outside the groove 21, and a step 321 is disposed on a side of the protrusion 32 close to the contact portion 121, the step 321 is located outside the groove 21, a first inclined part 322 connecting the step 321 and the free end of the protrusion 32, the other side of the protrusion 32 away from the contact part 121 is provided with a second inclined part 323, the second inclined part 323 connects the free end of the protrusion 32 and the base 31, the width of the free end of the protrusion 32 is smaller than that of the protrusion 32 close to the base 31, and the length of the first inclined part 322 is smaller than that of the second inclined part 323, when a host machine abuts against the protrusion 32, the step 321 is close to one side of the contact part 121, the step 321, the first inclined part 322 and the second inclined part 323 are all compressed and deformed, no assembly is needed, and the step 321, the first inclined part 322 and the second inclined part 323 can be adjusted and moved, so as to ensure close fitting, the waterproof effect is good, and the adjustment can be performed according to actual conditions, difficult drop and damage, it is long waterproof with low costs realization simultaneously to the user can customize the material according to the hardness of demand, in order to reach waterproof purpose, improves user and uses experience, and this design also need not some glues the rubberizing, and the appearance wholeness is more pleasing to the eye.
The above detailed description is only for the purpose of illustrating the preferred embodiments of the present invention, and not for the purpose of limiting the scope of the present invention, therefore, all the equivalent technical changes applying the present specification and the drawings are included in the scope of the present invention.
Claims (6)
1. A movable contact-type waterproof structure, comprising: an electric installation and an insulating body injection moulding in an organic whole, the electric installation has a main part, locate at least a contact in the main part, the contact has a contact site to appear outside the main part, the main part is located in the insulating body, and the contact site appears outside the insulating body, the insulating body has a recess, surround in outside the contact site, a silica gel is filled in the recess correspondingly liquidly, the hardness of silica gel is less than the hardness of the insulating body, and the silica gel has a basal portion to locate the recess, upwards extend from the basal portion have a bulge be located outside the recess, one side that the bulge is close to the contact site has a step portion, the step portion is located outside the recess, connect the step portion with a first rake of the bulge free end, the opposite side that the contact site was kept away from to the bulge has a second rake, the second inclined portion connects the free end of the projection portion and the base portion, the width of the free end of the projection portion is smaller than the width of the projection portion at the position close to the base portion, and the length of the first inclined portion is smaller than the length of the second inclined portion.
2. The movable contact flashing structure of claim 1, wherein: the upper surface of the base is flush with the upper surface of the insulating body, the upper surface of the step portion is higher than the upper surface of the base, the free tail end of the contact portion is higher than the free tail end of the protrusion portion in the vertical direction, when a host is in compression joint with the protrusion portion, the host is electrically connected with the contact portion, and the step portion deforms towards the upper surface of the insulating body in a compression mode.
3. The movable contact flashing structure of claim 2, wherein: the free end of the protruding portion is a plane, the free end of the contact portion is an arc-shaped surface, the arc-shaped surface is in electrical contact with the host, and the plane deforms towards the upper surface of the insulating body in a compression mode.
4. The movable contact flashing structure of claim 1, wherein: the contact elements are arranged in the surrounding protruding portions, a plastic part is arranged at one end of the insulating body, the plastic part stops the conductive device from moving in the direction away from the silica gel, a guide connecting portion is arranged at one end, close to the plastic part, of the contact elements, and the guide connecting portion is exposed outside the main body.
5. The movable contact flashing structure of claim 1, wherein: the hardness of the silica gel is 30A.
6. The movable contact flashing structure of claim 1, wherein: the conductive device is a circuit board device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921487372.6U CN210489944U (en) | 2019-09-09 | 2019-09-09 | Movable contact type waterproof structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921487372.6U CN210489944U (en) | 2019-09-09 | 2019-09-09 | Movable contact type waterproof structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210489944U true CN210489944U (en) | 2020-05-08 |
Family
ID=70541150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921487372.6U Withdrawn - After Issue CN210489944U (en) | 2019-09-09 | 2019-09-09 | Movable contact type waterproof structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210489944U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110492301A (en) * | 2019-09-09 | 2019-11-22 | 深圳市亿道信息股份有限公司 | Mobilizable contact waterproof construction |
-
2019
- 2019-09-09 CN CN201921487372.6U patent/CN210489944U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110492301A (en) * | 2019-09-09 | 2019-11-22 | 深圳市亿道信息股份有限公司 | Mobilizable contact waterproof construction |
| CN110492301B (en) * | 2019-09-09 | 2024-05-10 | 深圳市亿道信息股份有限公司 | Movable contact type waterproof structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8440927B2 (en) | Enhanced returning elasticity micro switch | |
| CN210489944U (en) | Movable contact type waterproof structure | |
| US20110050537A1 (en) | Antenna Formed Inside Film | |
| CN203444420U (en) | Keying unit for computer keyboard and computer keyboard | |
| CN110492301B (en) | Movable contact type waterproof structure | |
| CN204130797U (en) | A kind of ultra-thin water-proof connector | |
| CN201708285U (en) | Electric connector | |
| CN203826667U (en) | Waterproof earphone connector and mobile terminal with same | |
| CN207912552U (en) | A kind of electric pressure cooker cover occlusion detection switch | |
| CN203607261U (en) | Novel waterproof switch connector | |
| CN208423299U (en) | Water-proof connector | |
| CN200997335Y (en) | Switch | |
| CN106601529A (en) | Waterproof and dustproof mechanical keyboard switch | |
| CN208478753U (en) | A kind of compression-resistant type electric connector | |
| CN206574613U (en) | Bls | |
| CN215453217U (en) | Controller and bluetooth headset | |
| CN212209780U (en) | Elastic crimping wire harness connection port | |
| CN218334358U (en) | A kind of interface unit | |
| CN104283051A (en) | Ultra-thin waterproof connector and method for manufacturing ultra-thin waterproof connector | |
| US20110083950A1 (en) | Multi-directional tact switch | |
| CN219978770U (en) | Touch pad mounting structure and notebook computer | |
| CN206819910U (en) | Compress slidingtype microswitch | |
| CN218849848U (en) | High-density multi-point connector | |
| CN208889538U (en) | The press-key structure of unilateral pressing | |
| CN213460156U (en) | Flexible flat cable connector plug |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200508 Effective date of abandoning: 20240510 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200508 Effective date of abandoning: 20240510 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |