CN208062368U - A kind of water-proof protection device - Google Patents
A kind of water-proof protection device Download PDFInfo
- Publication number
- CN208062368U CN208062368U CN201820520557.1U CN201820520557U CN208062368U CN 208062368 U CN208062368 U CN 208062368U CN 201820520557 U CN201820520557 U CN 201820520557U CN 208062368 U CN208062368 U CN 208062368U
- Authority
- CN
- China
- Prior art keywords
- usb
- internal model
- waterproof
- connectors
- water
- 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.)
- Expired - Fee Related
Links
- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000012530 fluid Substances 0.000 claims abstract description 18
- 239000000565 sealant Substances 0.000 claims abstract description 18
- 238000001514 detection method Methods 0.000 claims abstract description 17
- 239000000523 sample Substances 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims description 23
- 238000001746 injection moulding Methods 0.000 claims description 10
- 238000004026 adhesive bonding Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 15
- 238000010586 diagram Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Abstract
The utility model discloses a kind of water-proof protection devices, including shell, the enclosure is connected with the second internal model, and second internal model be internally connected with the first internal model, it is connected with band waterproof on the left of the enclosure and detects USB connector, it is connected with fluid sealant on the right side of its band waterproof detection USB connector, and it is internally provided with USB-A connectors with waterproof detection USB connector, USB-A connectors outer ring is connected with inner casing, and it is connected with waterproof probe on the right side of USB-A connectors, the waterproof probe right-side signal is connected with the first PCBA board, data are connected with the second PCBA board on the right side of its first PCBA board, and second is electrically connected with power cord on the right side of PCBA board.The water-proof protection device uses the structure of fluid sealant; full-enclosed type can be formed to the tail portion for detecting USB connector with waterproof and seal waterproof; and utilize USB-A connectors, the structure of the first internal model, the second internal model and shell; greatly improve the globality of the device; reduce connector quantity, so that the device water resistance is stronger.
Description
Technical field
The utility model is related to the USB-A female seats detected with waterproof and waterproof intelligent protection equipment technical field, specially
A kind of water-proof protection device.
Background technology
USB is the abbreviation of universal serial bus, is an external bus standard, is used for the company of specification computer and external equipment
It connects and communicates, be a kind of interfacing applied in the fields PC, the plug and play and warm connection function of USB interface holding equipment,
And USB-A female seats are a kind of safety electricity-saving and the blanket socket with USB interface.
Existing onboard charger once soak equipment itself can be caused to generate heat, or even explosion or it is on fire the problems such as, have
Jeopardize the hidden danger of consumer's property and personal safety.
Utility model content
The purpose of this utility model is to provide a kind of water-proof protection devices, mentioned above in the background art existing to solve
Some onboard chargers once soak equipment itself can be caused to generate heat, or even explosion or it is on fire the problems such as, have and jeopardize consumer
The problem of property and the hidden danger of personal safety.
To achieve the above object, the utility model provides the following technical solutions：A kind of water-proof protection device, including shell,
The enclosure is connected with the second internal model, and the second internal model is internally connected with the first internal model, is connected on the left of the enclosure
There is band waterproof to detect USB connector, fluid sealant is connected on the right side of band waterproof detection USB connector, and connect with waterproof detection USB
It connects device and is internally provided with USB-A connectors, USB-A connectors outer ring is connected with inner casing, and is connected with waterproof spy on the right side of USB-A connectors
Needle, the waterproof probe right-side signal are connected with the first PCBA board, and data are connected with the second PCBA board on the right side of the first PCBA board,
And second is electrically connected with power cord on the right side of PCBA board.
Preferably, the USB-A connectors constitute fixed structure by insert injection moulding and inner casing, and inner casing is PBT materials.
Preferably, first internal model is PE materials, and the first internal model and the second internal model are integrally formed by insert injection moulding
Structure, and the second internal model is PP materials.
Preferably, the band waterproof detection USB connector passes through overmolded and the first internal model, the second internal model and shell structure
It is into a single integrated structure, and shell is PVC material.
Preferably, the fluid sealant detects USB connector composition fixed structure by dispensing bonding mode with waterproof, and
The area of fluid sealant is more than area on the right side of USB-A connectors.
Compared with prior art, the utility model has the beneficial effects that：The water-proof protection device uses the structure of fluid sealant,
Full-enclosed type can be formed to the tail portion for detecting USB connector with waterproof and seals waterproof, and utilizes USB-A connectors, the first internal model, the
The structure of two internal models and shell greatly improves the globality of the device, reduces connector quantity, so that the device is anti-
Aqueous energy is stronger.The USB-A connectors of the device constitute fixed structure by insert injection moulding and inner casing, and inner casing is PBT materials, should
PBT materials not only easy processing, and mechanical properties strength height is hardly damaged, water stability is higher, is constituted with USB-A connectors solid
To determine structure, greatly reduce connector quantity, more improves the water resistance of the device, the first internal model is PE materials, first
Internal model and the second internal model are integrally formed structure by insert injection moulding, and the second internal model is PP materials, and the PE materials are corrosion-resistant, performance
Stablize, and PP material capabilities are tough and impact resistance, the first internal model and the second internal model collective effect, are formed to the device dual anti-
Shield so that the device water resistance is stronger, and band waterproof detection USB connector passes through overmolded and the first internal model, the second internal model
Structure is integrally formed with shell, and shell is PVC material, chemical property, stability and the impact resistance of the PVC material are all extremely
Outstanding, the first heavy protective layer as the device can be greatly improved the water resistance of device, and its pass through it is overmolded
Full protection can be formed to inner body by being integrally formed structure, so that the water resistance of the device is stronger, fluid sealant is logical
It crosses dispensing bonding mode and constitutes fixed structure with waterproof detection USB connector, and the area of fluid sealant is more than the USB-A connectors right side
Lateral area, which, which can reach the tail portion that USB connector is detected with waterproof, is completely covered, and its dispensing bonding mode makes
Fluid sealant and with waterproof detect USB connector between there is no gap so that the device have stronger water resistance.
Description of the drawings
Fig. 1 is that the utility model band waterproof detects USB connector configuration schematic diagram；
Fig. 2 is the first internal model of the utility model, the second internal model and shell configuration schematic diagram；
Fig. 3 is that the utility model band waterproof detects USB connector backsight structural representation；
Fig. 4 is the utility model circuit operation principle structural schematic diagram；
Fig. 5 is the utility model circuit operation principle structural schematic diagram；
Fig. 6 is the utility model circuit operation principle structural schematic diagram；
Fig. 7 is the utility model circuit operation principle structural schematic diagram.
In figure：1, inner casing, 2, USB-A connectors, 3, waterproof probe, the 4, first PCBA board, the 5, second PCBA board, 6, power supply
Line, the 7, first internal model, the 8, second internal model, 9, shell, 10, band waterproof detect USB connector, 11, fluid sealant.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 7 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of water-proof protection device, including shell 9, outside
Shell 9 is internally connected with the second internal model 8, and the second internal model 8 is internally connected with the first internal model 7, and the first internal model 7 is PE materials, the
One internal model 7 and the second internal model 8 are integrally formed structure by insert injection moulding, and the second internal model 8 is PP materials, the PE material corrosion resistants
Erosion, performance are stablized, and PP material capabilities are tough and impact resistance, 8 collective effect of the first internal model 7 and the second internal model, to the device shape
At double protection so that the device water resistance is stronger, and 9 inside left of shell is connected with band waterproof and detects USB connector 10,
10 right side of band waterproof detection USB connector is connected with fluid sealant 11, and is internally provided with USB-A with waterproof detection USB connector 10
Connector 2, fluid sealant 11 detect the composition fixed structure of USB connector 10, and fluid sealant 11 by dispensing bonding mode with waterproof
Area be more than 2 right side area of USB-A connectors, the structure can to waterproof detect USB connector 10 tail portion reach complete
Covering, and its dispensing bonding mode make fluid sealant 11 and with waterproof detect USB connector 10 between there is no gap so that
There is the device stronger water resistance, band waterproof detection USB connector 10 to pass through in overmolded and the first internal model 7, second
Mould 8 is integrally formed structure with shell 9, and shell 9 is PVC material, chemical property, stability and the impact resistance of the PVC material
All extremely outstanding, the water resistance of device can be greatly improved, and it passes through packet in the first heavy protective layer as the device
Full protection can be formed to inner body by covering molding and being integrally formed structure, so that the water resistance of the device is stronger,
USB-A connectors 2 constitute fixed structure by insert injection moulding and inner casing 1, and inner casing 1 is PBT materials, which not only easily adds
Work, and mechanical properties strength height is hardly damaged, water stability is higher, constitutes fixed structure with USB-A connectors 2, greatly subtracts
Connector quantity is lacked, has more improved the water resistance of the device, 2 outer ring of USB-A connectors is connected with inner casing 1, and USB-A connectors
2 right sides are connected with waterproof probe 3, and 3 right-side signal of waterproof probe is connected with the first PCBA board 4,4 right side data of the first PCBA board
It is connected with the second PCBA board 5, and 5 right side of the second PCBA board is electrically connected with power cord 6.
Operation principle：When using the water-proof protection device, USB-A connectors 2 are made up of solid insert injection moulding and inner casing 1
Determine structure, the first internal model 7 and the second internal model 8 and structure is integrally formed by insert injection moulding, and is logical with waterproof detection USB connector 10
Cross overmolded and the first internal model 7, the second internal model 8 is integrally formed structure with shell 9, greatly reduce the piece-ups of the device
Amount so that moisture is difficult to enter, and is sealed and prevented to the full-enclosed type with 10 tail portion of waterproof detection USB connector using fluid sealant 11
Water so that moisture is more difficult to enter inside the device, and the waterproof control circuit of the device is connect by the USB-A with waterproof probe 3
First 2, voltage comparator (U2), R1, R2 and R3 composition, when 2 inside of USB-A connectors does not intake, the resistance of the detection of waterproof probe 3
Resist for infinitely great (open circuit), comparator+terminal voltage exports 5V high level higher than-terminal voltage, comparator, when the detection of waterproof probe 3
Impedance be less than 10M Ω, comparator+terminal voltage exports 0V low levels less than-terminal voltage, comparator, when comparator exports high electricity
Flat, when DC/DC module EN feet are high level, DC/DC modules work, USB-A connectors 2 have voltage output, and when product outside meaning
When outer immersion, detects the waterproof probe 3 in USB connector 10 with waterproof and be able to detect that rainwater, then waterproof detection circuit is given
DC/DC module EN one low level of foot, when DC/DC module EN feet are low level, DC/DC modules do not work, then band waterproof is examined
10 Non voltage output of USB connector is surveyed, in this way, the safety for protecting entire circuit is played, to adequately protect consumer's
The person and property safety, wherein U1, C1 and a C2 form an independent 5V 100mA power supply system, for anti-water management electricity
Road work is used, and here it is the operation principles of the water-proof protection device.
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art is come
Say, still can with technical scheme described in the above embodiments is modified, or to which part technical characteristic into
Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all
It is included within the scope of protection of this utility model.
Claims (5)
1. a kind of water-proof protection device, including shell (9), it is characterised in that：The shell (9) is internally connected with the second internal model
(8), and the second internal model (8) is internally connected with the first internal model (7), and shell (9) inside left is connected with band waterproof and detects USB
Connector (10), band waterproof detection USB connector (10) right side is connected with fluid sealant (11), and detects USB connections with waterproof
Device (10) is internally provided with USB-A connectors (2), and USB-A connectors (2) outer ring is connected with inner casing (1), and USB-A connectors (2) are right
Side is connected with waterproof probe (3), and waterproof probe (3) right-side signal is connected with the first PCBA board (4), the first PCBA board
(4) right side data are connected with the second PCBA board (5), and are electrically connected with power cord (6) on the right side of the second PCBA board (5).
2. a kind of water-proof protection device according to claim 1, it is characterised in that：The USB-A connectors (2) pass through inserts
Injection molding and inner casing (1) constitute fixed structure, and inner casing (1) is PBT materials.
3. a kind of water-proof protection device according to claim 1, it is characterised in that：First internal model (7) is PE materials,
Its first internal model (7) and the second internal model (8) are integrally formed structure by insert injection moulding, and the second internal model (8) is PP materials.
4. a kind of water-proof protection device according to claim 1, it is characterised in that：The band waterproof detects USB connector
(10) structure is integrally formed with shell (9) by overmolded and the first internal model (7), the second internal model (8), and shell (9) is PVC
Material.
5. a kind of water-proof protection device according to claim 1, it is characterised in that：The fluid sealant (11) passes through a gluing
Knot mode constitutes fixed structure with waterproof detection USB connector (10), and the area of fluid sealant (11) is more than USB-A connectors
(2) right side area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820520557.1U CN208062368U (en) | 2018-04-12 | 2018-04-12 | A kind of water-proof protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820520557.1U CN208062368U (en) | 2018-04-12 | 2018-04-12 | A kind of water-proof protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208062368U true CN208062368U (en) | 2018-11-06 |
Family
ID=63984489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820520557.1U Expired - Fee Related CN208062368U (en) | 2018-04-12 | 2018-04-12 | A kind of water-proof protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208062368U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2607185A (en) * | 2021-04-13 | 2022-11-30 | Apple Inc | Liquid detection and corrosion mitigation |
-
2018
- 2018-04-12 CN CN201820520557.1U patent/CN208062368U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2607185A (en) * | 2021-04-13 | 2022-11-30 | Apple Inc | Liquid detection and corrosion mitigation |
| US11658443B2 (en) | 2021-04-13 | 2023-05-23 | Apple Inc. | Liquid detection and corrosion mitigation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230915 Address after: 343000 Ji'an County Industrial Park, Ji'an, Jiangxi Patentee after: XIEXUN ELECTRONICS (JI'AN) Co.,Ltd. Address before: 343000 Ji'an County Industrial Park, Ji'an, Jiangxi Patentee before: ASAP TECHNOLOGY (JIANGXI) Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181106 |