CN207282368U - Automobile key switch waterproof construction - Google Patents
Automobile key switch waterproof construction Download PDFInfo
- Publication number
- CN207282368U CN207282368U CN201721140965.6U CN201721140965U CN207282368U CN 207282368 U CN207282368 U CN 207282368U CN 201721140965 U CN201721140965 U CN 201721140965U CN 207282368 U CN207282368 U CN 207282368U
- Authority
- CN
- China
- Prior art keywords
- shell
- key switch
- waterproof construction
- contact
- spring caps
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model provides a kind of automobile key switch waterproof construction, belongs to technical field of automobile parts.It solves the problems, such as that wiring board waterproof effect is poor in existing automobile key switch, service life is short.This automobile key switch waterproof construction, key switch includes shell, fixed PCBA board inside the housing, the locking key being arranged in shell and solving locking key, there is contact one and contact two in the PCBA board, there is the button muscle one being oppositely arranged with contact one in locking key, there is the button muscle two being oppositely arranged with contact two in solving locking key, waterproof construction includes the sealant arranged on PCBA board upper surface, sealant, which is located at contact one, to raise up to form spring caps one, sealant, which is located to raise up at contact two, is thought of as spring caps two, the lower end of button muscle one is resisted against on spring caps one, the lower end of button muscle two is resisted against on spring caps two.The utility model has the advantages that reasonable in design, service life is long to PCBA board good water-proof effect.
Description
Technical field
The utility model belongs to technical field of automobile parts, is related to a kind of automobile key switch waterproof construction, particularly
The waterproof construction of PCBA board in a kind of automobile key switch.
Background technology
It is continuously improved as family life is horizontal, family's purchase car demand grows to even greater heights, and generally all considers to carry in purchase
The vehicle of central-controlled gate lock function, driver make four car doors latch at the same time to ensure by pressing centralized control key switch
The safety of heel row passenger, prevents from causing since the personnel of heel row make car door be opened in running car because of maloperation
Security incident.
For example, Chinese patent discloses a kind of vehicle remote control central lock construction of switch, [Authorization Notice No. is
CN205264551U], including housing, the wiring board in housing, two microswitches on wiring board, further include with
The push-button socket of housing axis pin connection and the button being arranged on push-button socket；A cantilever is respectively arranged with the two side of housing
Beam, the end set of cantilever beam have tabletting, and tabletting is located at the top of microswitch, and two are provided with push-button socket and pushes tabletting
Mandril.
Above-mentioned vehicle remote control central lock construction of switch can realize that four car doors latch at the same time, but it still remains following ask
Topic：Button activity is connected on housing, and to ensure that button can move up and down, necessary preset clearance, works as water between button and housing
Enclosure interior can be entered with preset clearance after dropping on button, and wiring board is dropped onto under the guiding role of housing
On, wiring board short circuit is easily caused, causes circuit board function to fail.
The content of the invention
The purpose of this utility model is that there are the above problem for existing technology, it is proposed that a kind of that PCBA board waterproof is imitated
The good automobile key switch waterproof construction of fruit.
The purpose of this utility model can be realized by following technical proposal：
This automobile key switch waterproof construction, key switch include shell, fixed PCBA board inside the housing, are arranged in
Locking key and solving locking key in shell, have contact one and contact two in the PCBA board, have in the locking key and contact
The one button muscle one being oppositely arranged, has the button muscle two being oppositely arranged with contact two in solving locking key, it is characterised in that waterproof knot
Structure includes the sealant arranged on PCBA board upper surface, and the sealant, which is located at contact one, to raise up to form spring caps one,
Sealant, which is located to raise up at contact two, is thought of as spring caps two, and the lower end of the button muscle one is resisted against on spring caps one, institute
The lower end for stating button muscle two is resisted against on spring caps two, and when spring caps one are pressed, contact one turns on, when spring caps two are pressed
Contact two turns on.
In above-mentioned automobile key switch waterproof construction, the periphery of the sealant has the annular gear extended downwardly
Edge, the PCBA board is positioned at the inner side on annular gear edge.
In above-mentioned automobile key switch waterproof construction, the sealant is made of silica gel, the sealant, ring
Shape gear edge, spring caps one and spring caps two are integrally formed.Silica gel possesses water-proof light permeable, therefore can also use transparent rubber generation
For silica gel.
In above-mentioned automobile key switch waterproof construction, the lower part of the shell is connected with by interface arrangment to be stretched to
Bottom case in shell, the top of the bottom case have positioning plane, and it is flat that the lower face that the annular keeps off edge seals against positioning
On face.
In above-mentioned automobile key switch waterproof construction, the interface arrangment includes some be arranged on bottom case outer wall
Buckle and some card slots on shell that setting is corresponded with buckle, the buckle are equipped with guide surface.Card slot energy
The movement of buckle is limited, the water in shell can also flowed out in time.
In above-mentioned automobile key switch waterproof construction, the top of the shell has partition plate, has on the partition plate
There is what is raised up to enclose bone one and enclose bone two, described encloses the guide groove one for having in bone one and being connected with shell inner cavity, and above-mentioned presses
Key muscle one is stretched in guide groove one, and described encloses the guide groove two for having in bone two and being connected with shell inner cavity, above-mentioned button muscle two
Stretch in guide groove two.Flow out, prevented from side from upper surface of the water through partition plate that shell side enters by the opposite side of shell
The water of entrance enters the inside of housing.
In above-mentioned automobile key switch waterproof construction, the top of the shell is connected with case ring, and described encloses bone
One and enclose bone two and be located in the case ring.There is gap, when water is from the gap into fashionable, along partition plate between case ring and shell
Upper surface is flowed out by the opposite side of shell, prevents from entering the inside of housing from the water that the gap enters.
In above-mentioned automobile key switch waterproof construction, the cross-sectional area of the locking key is more than the cross section for enclosing bone one
Product, the cross-sectional area of the solving locking key are more than the cross-sectional area for enclosing bone two.Locking key will enclose bone one and cover all, and solving locking key will enclose
Bone two covers all, and when there is current to be fallen into from top, most of current flow under the barrier effect of locking key and solving locking key
Enclose bone one and enclose the outside of bone two, this part water flows through the gap outflow between shell and case ring.Some water flows through
Enclose bone one and enclose bone two and enter in shell, water is dropped on sealant, positioning plane is flowed to along sealant, then along shell
Gap and the outflow of some card slots between bottom case.
Compared with prior art, this automobile key switch waterproof construction has the following advantages：
The partition plate of setting, enclose bone one and enclose bone two can prevent from side enter water enter in shell, set band annular
The water that the sealant on gear edge can prevent from entering in shell is contacted with PCBA board, to PCBA board good water-proof effect, prevents PCBA board
Short circuit, effectively extends the service life of PCBA board, and overall construction design is reasonable, easy to assembly.
Brief description of the drawings
Fig. 1 is the exploded perspective view of preferred embodiment provided by the utility model.
In figure, 1, shell；2nd, PCBA board；3rd, locking key；4th, solving locking key；5th, contact one；6th, contact two；7th, button muscle one；8、
Button muscle two；9th, sealant；10th, spring caps one；11st, spring caps two；12nd, annular gear edge；13rd, bottom case；14th, plane is positioned；15、
Buckle；16th, card slot；17th, partition plate；18th, bone one is enclosed；19th, bone two is enclosed；20th, guide groove one；21st, guide groove two；22nd, case ring.
Embodiment
It is specific embodiment of the utility model and with reference to attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
Key switch as shown in Figure 1 includes shell 1, the PCBA board 2 being fixed on inside shell 1, is arranged in shell 1
Locking key 3 and solving locking key 4, have contact 1 and contact 26 in PCBA board 2, have in locking key 3 with contact 1 be oppositely arranged by
Key muscle 1, has the button muscle 28 being oppositely arranged with contact 26 in solving locking key 4.As shown in Figure 1, waterproof construction includes being arranged on
The sealant 9 of 2 upper surface of PCBA board, sealant 9, which is located at contact 1, to raise up to form spring caps 1, and sealant 9 is located at
Raise up at contact 26 and be thought of as spring caps 2 11, the lower end of button muscle 1 is resisted against on spring caps 1, button muscle 28
Lower end is resisted against on spring caps 2 11, and when spring caps 1 are pressed, contact 1 turns on, the contact two when spring caps 2 11 are pressed
6 conductings.
As shown in Figure 1, having the annular gear extended downwardly on the periphery of sealant 9 along 12, PCBA board 2 is positioned at annular gear edge
12 inner side.
In the present embodiment, sealant 9 is made of silica gel, and sealant 9, annular are kept off along 12, spring caps 1 and spring caps two
11 are integrally formed.
As shown in Figure 1, the lower part of shell 1 is connected with the bottom case 13 stretched in shell 1 by interface arrangment, bottom case 13
Top has positioning plane 14, and annular gear is sealed against in positioning plane 14 along 12 lower face.
As shown in Figure 1, interface arrangment includes some buckles 15 on 13 outer wall of bottom case and some is arranged on shell 1
The card slot 16 set is corresponded with buckle 15, buckle 15 is equipped with guide surface.Card slot 16 can limit the movement of buckle 15, may be used also
The water in shell 1 is set to flow out in time.
As shown in Figure 1, the top of shell 1 has a partition plate 17, have what is raised up to enclose bone 1 and enclose bone on partition plate 17
2 19, the guide groove 1 for having in bone 1 and being connected with 1 inner cavity of shell is enclosed, button muscle 1 is stretched in guide groove 1, encloses bone two
There is the guide groove 2 21 connected with 1 inner cavity of shell, button muscle 28 is stretched in guide groove 2 21 in 19.Enter from 1 side of shell
Upper surface of the water through partition plate 17 is flowed out by the opposite side of shell 1, prevents from entering the inside of housing from the water that side enters.
As shown in Figure 1, be connected with case ring 22 on the top of shell 1, enclose bone 1 and enclose bone 2 19 and be located at the case ring
In 22.There is gap, when water is from the gap into fashionable, along 17 upper surface of partition plate by shell 1 between case ring 22 and shell 1
Opposite side flows out, and prevents from entering the inside of housing from the water that the gap enters.
In the present embodiment, the cross-sectional area of locking key 3 is more than the cross-sectional area for enclosing bone 1, and the cross-sectional area of solving locking key 4 is big
In the cross-sectional area for enclosing bone 2 19.Locking key 3 will enclose bone 1 and cover all, and solving locking key 4 will enclose bone 2 19 and cover all, when
When having the current to be fallen into from top, most of current flow under the barrier effect of locking key 3 and solving locking key 4 to be enclosed bone 1 and encloses bone two
19 outside, this part water flow through the gap outflow between shell 1 and case ring 22.Some water, which flows through, encloses one 18 He of bone
Enclose bone 2 19 to enter in shell 1, water is dropped on sealant 9, positioning plane 14 is flowed to along sealant 9, then along shell 1
Gap and some card slots 16 between bottom case 13 are flowed out.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Described specific embodiment can be done various modifications or additions or using similar by belonging to those skilled in the art
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (8)
1. a kind of automobile key switch waterproof construction, key switch includes shell (1), is fixed on the internal PCBA board of shell (1)
(2), the locking key (3) being arranged in shell (1) and solving locking key (4), have contact one (5) and contact in the PCBA board (2)
Two (6), have the button muscle one (7) being oppositely arranged with contact one (5) in the locking key (3), have in solving locking key (4) with touching
The button muscle two (8) that two (6) of point are oppositely arranged, it is characterised in that waterproof construction includes the sealing arranged on PCBA board (2) upper surface
Layer (9), the sealant (9) are located at contact one (5) place and raise up to form spring caps one (10), and sealant (9) is positioned at tactile
Two (6) places of point, which raise up, is thought of as spring caps two (11), and the lower end of the button muscle one (7) is resisted against on spring caps one (10),
The lower end of the button muscle two (8) is resisted against on spring caps two (11), and when spring caps one (10) are pressed, contact one (5) turn on,
When spring caps two (11) are pressed, contact two (6) turn on.
2. automobile key switch waterproof construction according to claim 1, it is characterised in that the periphery of the sealant (9)
With the annular gear extended downwardly along (12), the PCBA board (2) is positioned at inner side of the annular gear along (12).
3. automobile key switch waterproof construction according to claim 2, it is characterised in that the sealant (9) is by silicon
Glue is made, and the sealant (9), annular gear are integrally formed along (12), spring caps one (10) and spring caps two (11).
4. automobile key switch waterproof construction according to claim 2, it is characterised in that the lower part of the shell (1) leads to
To cross interface arrangment and be connected with the bottom case (13) stretched in shell (1), the top of the bottom case (13) has positioning plane (14),
The lower face of annular gear along (12) is sealed against in positioning plane (14).
5. automobile key switch waterproof construction according to claim 4, it is characterised in that if the interface arrangment includes
The dry buckle (15) on bottom case (13) outer wall and some cards on shell (1) set with buckle (15) one-to-one corresponding
Groove (16), the buckle (15) are equipped with guide surface.
6. automobile key switch waterproof construction according to claim 1, it is characterised in that the top tool of the shell (1)
There is a partition plate (17), have what is raised up to enclose bone one (18) and enclose bone two (19) on the partition plate (17), described encloses bone one
(18) there is the guide groove one (20) connected with shell (1) inner cavity in, above-mentioned button muscle one (7) is stretched in guide groove one (20),
Described encloses the guide groove two (21) for having in bone two (19) and being connected with shell (1) inner cavity, and above-mentioned button muscle two (8), which stretches to, leads
In groove two (21).
7. automobile key switch waterproof construction according to claim 6, it is characterised in that the top card of the shell (1)
Case ring (22) is connected to, described enclosing bone one (18) and enclose bone two (19) is located in the case ring (22).
8. the automobile key switch waterproof construction according to claim 6 or 7, it is characterised in that the locking key (3) it is transversal
Area is more than the cross-sectional area for enclosing bone one (18), and the cross-sectional area of the solving locking key (4) is more than the cross-sectional area for enclosing bone two (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721140965.6U CN207282368U (en) | 2017-09-07 | 2017-09-07 | Automobile key switch waterproof construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721140965.6U CN207282368U (en) | 2017-09-07 | 2017-09-07 | Automobile key switch waterproof construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207282368U true CN207282368U (en) | 2018-04-27 |
Family
ID=61990175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721140965.6U Active CN207282368U (en) | 2017-09-07 | 2017-09-07 | Automobile key switch waterproof construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207282368U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111933471A (en) * | 2020-07-24 | 2020-11-13 | 重庆市大明汽车电器有限公司 | Tail gate switch combined with car logo |
-
2017
- 2017-09-07 CN CN201721140965.6U patent/CN207282368U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111933471A (en) * | 2020-07-24 | 2020-11-13 | 重庆市大明汽车电器有限公司 | Tail gate switch combined with car logo |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207282368U (en) | Automobile key switch waterproof construction | |
| CN109588973A (en) | Outer pot and pressure cooker | |
| CN214175894U (en) | Double-layer waterproof switch | |
| CN105428900A (en) | Novel socket with device against electricity stealing | |
| CN209469154U (en) | A kind of water proof and dust proof padlock | |
| CN201174557Y (en) | Bus line socket | |
| CN203589103U (en) | Waterproof battery box | |
| CN209490394U (en) | A kind of double end intelligence window breaker | |
| CN202749593U (en) | Safe socket | |
| CN210692399U (en) | Novel control switch | |
| CN113397356A (en) | Intelligent fingerprint cup | |
| CN209329273U (en) | A kind of new-energy automobile DC charging socket | |
| CN201894547U (en) | Combined electric pressure cooker | |
| CN203607475U (en) | Waterproof battery compartment of remote controller | |
| CN206303696U (en) | A kind of pressure cooker of rotation stop of uncapping | |
| CN105375165B (en) | A kind of industrial socket | |
| CN209730290U (en) | A kind of intelligent socket with water-proof function | |
| CN207302919U (en) | A kind of automobile door and window controlling switch | |
| CN203754180U (en) | Lift and lift car for lift | |
| CN202905535U (en) | Automobile button switch | |
| CN205502808U (en) | Door safety handle | |
| CN214823135U (en) | Quick locking mechanism of automobile safety belt | |
| CN217011377U (en) | Control device for electric unlocking door lock of electric automobile | |
| CN220509474U (en) | Waterproof dustproof effectual intelligent key | |
| CN208462942U (en) | A kind of residual cigarette processor based on laser technology |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |