CN208782113U - A kind of vehicle-mounted charging power line plug fixed frame of built-in safeguard protection mechanism - Google Patents
A kind of vehicle-mounted charging power line plug fixed frame of built-in safeguard protection mechanism Download PDFInfo
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- CN208782113U CN208782113U CN201821366643.8U CN201821366643U CN208782113U CN 208782113 U CN208782113 U CN 208782113U CN 201821366643 U CN201821366643 U CN 201821366643U CN 208782113 U CN208782113 U CN 208782113U
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- fixed frame
- terminal
- fixing groove
- chamber
- temperature sensor
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Abstract
The utility model discloses a kind of vehicle-mounted charging power line plug fixed frames of built-in safeguard protection mechanism; including overall fixed frame; zero fire line terminal of ground is provided on overall fixed frame; between terminal; the upper surface of overall fixed frame is provided with the first fixing groove and the second fixing groove, and temperature sensor is equipped in the first fixing groove, terminal fixed frame is provided in the second fixing groove; terminal fixed frame is equipped with connection terminal, and connection terminal is connected with the lead of signal core line and temperature sensor；Shielded layer is provided between second fixing groove and terminal fixed frame；The utility model is effectively isolated vulnerable to interference component, prevents signal interference；Temperature sensor safe is effectively ensured and rapidly feeds back real time temperature, while protecting temperature sensors from thermal shock and extruding；The safe distance between each conductive member is effectively ensured, pressure resistance is stablized；Keep each inner body arrangement compact, occupied space is minimum.
Description
Technical field
The utility model relates to a kind of plug fixed frame, the vehicle-mounted charging power of specifically a kind of built-in safeguard protection mechanism
Line plug fixed frame, belongs to Electric Manufacture technical field.
Background technique
Fixed frame is one of assembly of plug inside, and important role is play in plug manufacturing process.On the market
Inside fixed frame it is multifarious, it is many kinds of.Although internal fixed frame has so many type, so many type is only
It is because there are profile variation caused by different safety standards, these practical internal fixed holder functions thousand one in different countries
Rule, purpose are also intended merely to polarized plug terminal plate.However as the upgrading of technology, these conventional inside fixed frames start
Its disadvantage functionally is constantly embodied, especially the function of normal internal fixed frame far can not expire in new energy project
Sufficient demand.
Constantly upgrade recently as technology, new-energy automobile is gradually popularized, and the life of common people is initially entered.People
Demand to new-energy automobile it is growing day by day, the development prospect of new-energy automobile can not be estimated.Since new-energy automobile is by electricity
Pond energy supply, and battery needs to charge, so the development of new-energy automobile has also driven the upgrading of charging equipment to develop.
In order to meet the needs of user's quick charge, new-energy automobile mostly uses the powerful charging modes of 16A, charging
When the heat that generates it is relatively more, the security risk of charging is increased, so new energy charging power cord requires built-in temperature
Sensor monitors the temperature of charging power cord plug in real time.The signal resistance value that charging equipment can be fed back by temperature sensor
To judge that current charging temperature, charging equipment can further determine whether to need to carry out emergency power off.And built-in platinum resistance temperature
Degree sensor requires accurately positioning and thorough protection, to guarantee that it can normally work, so internal fixed frame is aobvious
It obtains increasingly important.In the case where existing internal fixed frame is not able to satisfy functional requirement, new energy project urgent need want it is a can
Charging power cord is set to continue the inside fixed frame worked normally.
Utility model content
The purpose of the utility model is to provide a kind of vehicle-mounted charging power line plug fixed frame of built-in safeguard protection mechanism,
The fixed frame guarantees the safe distance vulnerable to interference component, and protects precise part.In order to guarantee to shield vehicle-mounted charging power line
Continue normally to work, it is necessary to assure built-in temperature sensor energy normal operation plays its useful function.In order to reach the above mesh
Mark needs to solve following technical problem:
1, guarantee the safe distance between each conductive member, breakdown when preventing voltage-withstand test.
2, make component compact as far as possible, reduce the assembly volume of temperature sense workpiece.
3, the impact of the high temperature sizing material in injection molding is protected temperature sensors from.
4, temperature sensor should be made as close as possible to zero firewire, temperature sensor is enable faster to receive the heat that charging generates
Amount, more accurately reacts charging temperature.
5, isolation is vulnerable to interference component, and should reserve the space of shielded layer.
In order to reach above-mentioned technical purpose, the technical solution of the utility model is:
A kind of vehicle-mounted charging power line plug fixed frame of built-in safeguard protection mechanism, including overall fixed frame, it is described total
Ground wire terminal, zero terminal and fire line terminal are provided on body fixed frame, in the ground wire terminal, zero terminal and fire line terminal
Between, the upper surface of the totality fixed frame is provided with the first fixing groove and the second fixing groove of protrusion, first fixing groove
Positioned at the line center of zero terminal and fire line terminal, temperature sensor is installed in first fixing groove, described second is solid
Determine to be provided with terminal fixed frame in slot, the first chamber and second chamber that the terminal fixed mount setting has left and right to be distributed are described
There is partition, the top surface of the first chamber and one side have opening, second chamber between first chamber and second chamber
The top surface of room and one side have opening, and the first connection terminal, the second company are separately installed in the first chamber, second chamber
Connecting terminal, first connection terminal are connected with the first lead of the first signal core line and temperature sensor, second connection
Terminal is connected with the second lead of second signal core wire and temperature sensor；The side opening of the first chamber, described second
The side opening of chamber is provided with pressure tongue；Shielded layer is provided between second fixing groove and terminal fixed frame.
In configuration aspects, fixed frame is split into two parts:
Part 1: terminal fixed frame is used to the fixed conductor coupling portion part vulnerable to interference；Part 2: overall fixed frame is used to solid
The sub- fixed frame in fixed end, temperature sensor and conventional zero fiery ground wire terminal.First connection can be effectively isolated using two-part structure
Terminal, second connection end, because the first connection terminal, second connection end are under the protection of not shielded layer most vulnerable to dry
It disturbs.Secondly the gap between two-part structure also provides enough spaces for shielded layer, and shielded layer is coated on completely
On the outside of terminal fixed frame, the completely isolated outer signals of the first connection terminal, second connection end are interfered.
The pressure tongue spring-piece type structure that terminal fixed frame uses allows the first connection terminal, second connection end to be pressed after being inserted into
Tongue compression is not easy to loosen.Terminal fixed frame (partition) separates the first connection terminal, second connection end, guarantees the first connecting pin
The creepage distance of 2MM or more between son, second connection end, enhances pressure-resistant performance, avoids signal wire high-voltage breakdown.In addition described
The sub- Parallel Symmetric distribution of first chamber, the first connection terminal in second chamber, the second connection end of terminal fixed frame.Terminal is solid
Determining frame makes parallel reversed (symmetrical) arrangement of the first connection terminal, second connection end, terminal fixed frame is occupied the smallest
Space.Overall fixed frame is also devised with special fixed temperature sensing in addition to there is the basic function of constant zero fire ground wire monolithic terminal
First fixing groove of device, temperature sensor are inserted high temperature sizing material impact when can avoid injection molding well.Other first is solid
Determine the line center that slot makes temperature sensor be in zero fire line terminal, the distance between both can guarantee effective creepage distance
The enough close zero firewire monolithic terminal heat sources of temperature sensor can be made to improve reaction speed again, enable temperature sensor safe
Efficient measuring temperature again.
The totality fixed frame, terminal fixed frame, the first fixing groove and the second fixing groove material be nylon66 fiber (also referred to as
PA66, polyamide 66, nylon -66), which can effectively resist the thermal shock of sizing material, prevent fixed frame etc. at high temperature
Thermal deformation.
The utility model has the advantages that
1. being effectively isolated vulnerable to interference component, signal interference is prevented.
2. temperature sensor safe, which is effectively ensured, rapidly feeds back real time temperature, while protecting temperature sensors from hot punching
It hits and squeezes.
3. the safe distance between each conductive member is effectively ensured, pressure resistance is stablized.
4. keeping each inner body arrangement compact, occupied space is minimum, makes it possible to design smaller plug shape.
Detailed description of the invention
Fig. 1 is the schematic diagram of the utility model fixed frame.
Fig. 2 is total explosive view of the utility model fixed frame.
Fig. 3 is the installation diagram of connection terminal and terminal fixed frame.
Fig. 4 is sectional view along A-A in Fig. 3.
Fig. 5 is the installation diagram of overall fixed frame, connection terminal and terminal fixed frame.
Fig. 6 is the installation diagram of overall fixed frame and temperature sensor.
Fig. 7 is the position view of zero fire line terminal and temperature sensor.
Fig. 8 is the utility model fixed frame schematic diagram before shielded layer coats.
Fig. 9 is the utility model fixed frame schematic diagram after shielded layer cladding.
Specific embodiment
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
As shown in figs 1-9, the vehicle-mounted charging power line plug fixed frame of a kind of built-in safeguard protection mechanism, including it is overall solid
Frame 1 is determined, as shown in Fig. 2, ground wire terminal 2, zero terminal 9 and fire line terminal 10 are provided on the totality fixed frame 1, as total
The basic function of body fixed frame 1.
Between the ground wire terminal 2, zero terminal 9 and fire line terminal 10, the upper surface setting of the totality fixed frame 1
There are the first fixing groove 11 and the second fixing groove 12 of protrusion, the totality fixed frame 1, the first fixing groove 11 and the second fixing groove 12
Material be nylon66 fiber.The thermal shock of sizing material, prevents the thermal deformation under high temperature when nylon66 fiber can effectively resist injection molding.
Special first fixing groove 11 that overall fixed frame 1 designs is inserted for placing temperature sensor 3, temperature sensor 3
Enter high temperature sizing material impact when can wherein avoid injection molding well.First fixing groove 11 is located at zero terminal 9 and zero line
The line center of son 10 is equipped with temperature sensor 3 in first fixing groove 11.Temperature sensor 3 is in the first fixing groove 11
Positioning under be in the line center of zero terminal 9, fire line terminal 10, the distance between both can guarantee effective creepage distance
It can make the enough close zero terminals 9 of temperature sensor 3,10 heat source of fire line terminal again, thermometric reaction speed be improved, so that temperature
Sensor 3 can safe and efficient measuring temperature.
Terminal fixed frame 5 is provided in second fixing groove 12, i.e. terminal fixed frame 5 can be nested into overall fixed frame 1
In, the material of terminal fixed frame 5 is nylon66 fiber.The thermal shock of sizing material, prevents under high temperature when nylon66 fiber can effectively resist injection molding
Thermal deformation.The terminal fixed frame 5 is provided with the first chamber and second chamber of left and right distribution, the first chamber 13 and the
There is partition 15, the top surface of the first chamber 13 and one side have opening, the second chamber 14 between two chambers 14
Top surface and one side have opening, are separately installed with the first connection terminal 16, second in the first chamber 13, second chamber 14
Connection terminal 4.Connection terminal is entered in chamber by top surface opening, the top surface that such as the first connection terminal 16 passes through first chamber 13
Opening enters in first chamber 13.
The first chamber 13 of the terminal fixed frame, the first connection terminal 16 in second chamber 14, second connection end 4
Parallel Symmetric distribution, i.e., terminal fixed frame 5 allows two connection terminals reversely to arrange in parallel, as shown in figure 3, making terminal fixed frame
5 can take up minimal space.Creepage distance between first connection terminal 16, second connection end 4 is greater than 2mm.Terminal
The creepage distance of 2mm or more between two connection terminal separation assurances is enhanced pressure-resistant performance, avoids signal wire high pressure by fixed frame
Breakdown.
First connection terminal 16 is connected with the first lead of the first signal core line 7 and temperature sensor 3, and described second
Connection terminal 4 is connected with the second lead of second signal core wire 17 and temperature sensor 3；It opens the side of the first chamber 13
Mouthful, the side of the second chamber 14 opening be provided with pressure tongue 8, using pressure 8 spring-piece type structure of tongue, after allowing connection terminal to be inserted into
It is not easy to loosen by the compression of pressure tongue 8.Shielded layer 6 is provided between second fixing groove 12 and terminal fixed frame 5.
Two connection terminals (i.e. the first connection terminal 16, second connection end 4) are leading vulnerable to interference in inner body
Body connecting component, so connection terminal can be effectively isolated using two-part structure.There is foot in gap between two-part structure
Shielded layer 6 is added in enough spaces, and shielded layer 6 can be coated on 5 outside of terminal fixed frame completely, enable connection terminal completely isolated
Outer signals interference.First connection terminal 16, second connection end 4 and terminal fixed frame 5 are inserted into the second of overall fixed frame 1 and consolidate
Determine to have enough gaps after slot 12 to coat screen 6 and cover layer, protection reached vulnerable to disruption member with this -- the first connection terminal 16, the
Two connection terminals 4 promote antinoise signal jamming performance.
Above-described embodiment does not limit the utility model in any way, all by the way of equivalent substitution or equivalent transformation
The technical solution of acquisition is all fallen in the protection scope of the utility model.
Claims (4)
1. a kind of vehicle-mounted charging power line plug fixed frame of built-in safeguard protection mechanism, it is characterised in that including overall fixed frame
(1), it is provided with ground wire terminal (2), zero terminal (9) and fire line terminal (10) on the overall fixed frame (1), in the ground wire
Between terminal (2), zero terminal (9) and fire line terminal (10), the upper surface of the totality fixed frame (1) is provided with the of protrusion
One fixing groove (11) and the second fixing groove (12), first fixing groove (11) are located at zero terminal (9) and fire line terminal (10)
Line center, is equipped with temperature sensor (3) in first fixing groove (11), is provided in second fixing groove (12)
Terminal fixed frame (5), the terminal fixed frame (5) are provided with the first chamber (13) and second chamber (14) of left and right distribution, institute
Stating has partition (15), the top surface of the first chamber (13) and side mask between first chamber (13) and second chamber (14)
There is opening, the top surface of the second chamber (14) and one side have opening, and the first chamber (13), second chamber (14) are interior
It is sub (4) to be separately installed with the first connection terminal (16), second connection end, first connection terminal (16) is connected with the first signal
The first lead of core wire (7) and temperature sensor (3), the second connection end sub (4) be connected with second signal core wire (17) and
Second lead of temperature sensor (3)；Side opening, the side opening of the second chamber (14) of the first chamber (13)
It is provided with pressure tongue (8)；Shielded layer (6) are provided between second fixing groove (12) and terminal fixed frame (5).
2. a kind of vehicle-mounted charging power line plug fixed frame of built-in safeguard protection mechanism according to claim 1, special
Sign is: the totality fixed frame (1), terminal fixed frame (5), the first fixing groove (11) and the second fixing groove (12) material be
Nylon66 fiber.
3. a kind of vehicle-mounted charging power line plug fixed frame of built-in safeguard protection mechanism according to claim 1, special
Sign is: the first chamber (13) of the terminal fixed frame (5), the first connection terminal (16) in second chamber (14), second
The distribution of connection terminal (4) Parallel Symmetric.
4. a kind of vehicle-mounted charging power line plug fixed frame of built-in safeguard protection mechanism according to claim 1, special
Sign is: the creepage distance between first connection terminal (16), second connection end sub (4) is greater than 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821366643.8U CN208782113U (en) | 2018-08-23 | 2018-08-23 | A kind of vehicle-mounted charging power line plug fixed frame of built-in safeguard protection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821366643.8U CN208782113U (en) | 2018-08-23 | 2018-08-23 | A kind of vehicle-mounted charging power line plug fixed frame of built-in safeguard protection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208782113U true CN208782113U (en) | 2019-04-23 |
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ID=66158221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821366643.8U Active CN208782113U (en) | 2018-08-23 | 2018-08-23 | A kind of vehicle-mounted charging power line plug fixed frame of built-in safeguard protection mechanism |
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| Country | Link |
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| CN (1) | CN208782113U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023098644A1 (en) * | 2021-11-30 | 2023-06-08 | 长春捷翼汽车科技股份有限公司 | Circuit board protection structure and charging device |
-
2018
- 2018-08-23 CN CN201821366643.8U patent/CN208782113U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023098644A1 (en) * | 2021-11-30 | 2023-06-08 | 长春捷翼汽车科技股份有限公司 | Circuit board protection structure and charging device |
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