CN208299495U - The charge connector and charging unit of terminal device - Google Patents
The charge connector and charging unit of terminal device Download PDFInfo
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- CN208299495U CN208299495U CN201820991690.5U CN201820991690U CN208299495U CN 208299495 U CN208299495 U CN 208299495U CN 201820991690 U CN201820991690 U CN 201820991690U CN 208299495 U CN208299495 U CN 208299495U
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Abstract
The disclosure is directed to a kind of charge connector of terminal device and charging units.The charge connector of the terminal device includes: terminal, temperature-sensitive protects device and PCB, wherein, terminal is connect with one end of temperature-sensitive protection device by the first pad, temperature-sensitive protects the second pad connection on the other end and PCB of device, temperature-sensitive protects device to pass through the temperature of the first pad perception terminal, and charging voltage or electric current are reduced when temperature is greater than preset temperature threshold, it realizes in such a way that terminal and temperature-sensitive protect device to share pad, shorten the path of the temperature-sensitive protection sub- temperature change of device sensing terminal, improve the timeliness of temperature-sensitive protection device sense temperature variation, in turn, making temperature-sensitive protection device, quickly sense temperature changes, to, quickly reduce charging voltage or electric current, quickly reduce temperature, protection terminal device will not be burnt due to high temperature in time.
Description
Technical field
This disclosure relates to the charge connector and charging unit of electronic technology more particularly to a kind of terminal device.
Background technique
With the development of computer technology, terminal device using more and more extensive.Charge connector can be used in user
Electric energy is obtained, is charged repeatedly for the battery on terminal device.
In the related art, due to more being lagged when the temperature-sensitive protective device sense temperature variation in charge connector, because
This, temperature-sensitive protective device can not carry out overheat protector to terminal device in time, thus, during the charging process it is possible that burning machine
Risk.
Utility model content
To overcome the problems in correlation technique, the disclosure provides a kind of charge connector and charging unit.
According to the first aspect of the embodiments of the present disclosure, a kind of charge connector of terminal device is provided, comprising:
Terminal, temperature-sensitive protection device and PCB；
Wherein, the terminal is connect with one end of temperature-sensitive protection device by the first pad, the temperature-sensitive protector
Part perceives the temperature of the terminal by first pad, and charging electricity is reduced when the temperature is greater than preset temperature threshold
Pressure or electric current；The other end of the temperature-sensitive protection device is connect with the second pad on the PCB.
With reference to first aspect, in the first possible implementation of the first aspect, the terminal is voltage bus
Vbus terminal.
With reference to first aspect or the first possible implementation of first aspect, second in first aspect are possible
In implementation, second pad is Vbus pad, for connecting charging conductor.
The possible implementation of second with reference to first aspect, in the third possible implementation of first aspect
In, if temperature-sensitive protection device is set on the first face of the PCB, second pad is set to the second of the PCB
On face, then the other end of the temperature-sensitive protection device passes through the inside cabling and the PCB via hole and described second of the PCB
Pad connection.
With reference to first aspect, in a fourth possible implementation of the first aspect, the charge connector further include:
Shell；The shell forms a cavity, and the terminal, which has, at least partly stretches out the cavity, the temperature-sensitive protection device with it is described
PCB is set in the cavity.
With reference to first aspect, in the fifth possible implementation of the first aspect, the terminal is that general serial is total
Line USB interface or lightning lightning interface.
According to the second aspect of an embodiment of the present disclosure, a kind of charging unit of terminal device is provided, comprising: charging conductor,
The charge connector that power supply adaptor is provided with any possible implementation such as first aspect or first aspect；
Wherein, one end of the charging conductor is connect with the PCB in the charge connector, the charging conductor it is another
End is connect with the power supply adaptor；The power supply adaptor is for converting alternating current to the direct current for meeting preset rules.
The technical scheme provided by this disclosed embodiment can include the following benefits:
In one embodiment, device and PCB, one end of terminal and temperature-sensitive protection device are protected by setting terminal, temperature-sensitive
It is connected by the first pad, temperature-sensitive protects the second pad connection on the other end and PCB of device, and temperature-sensitive protects device by the
One pad perceives the temperature of terminal, and charging voltage or electric current are reduced when temperature is greater than preset temperature threshold, realizes logical
It crosses terminal and temperature-sensitive protection device shares the mode of pad, shorten the path of the temperature-sensitive protection sub- temperature change of device sensing terminal, mention
The high timeliness of temperature-sensitive protection device sense temperature variation, in turn, making temperature-sensitive protection device, quickly sense temperature changes, from
And quickly reduce charging voltage or electric current, i.e., quickly reduce temperature, protect in time terminal device will not due to high temperature and
It burns.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
The disclosure can be limited.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the disclosure
Example, and together with specification for explaining the principles of this disclosure.
Fig. 1 is the structural schematic diagram of charge connector in the related technology；
Fig. 2 is a kind of block diagram of charge connector shown according to an exemplary embodiment；
Fig. 3 is a kind of structural schematic diagram for charge connector that embodiment illustrated in fig. 2 provides；
Fig. 4 is structural schematic diagram of the charge connector shown in Fig. 3 along the direction A-A；
Fig. 5 is structural schematic diagram of the charge connector shown in Fig. 3 along the direction B-B；
Fig. 6 is a kind of block diagram of the charging unit of terminal device shown according to an exemplary embodiment.
Through the above attached drawings, it has been shown that the specific embodiment of the disclosure will be hereinafter described in more detail.These attached drawings
It is not intended to limit the scope of this disclosure concept by any means with verbal description, but is by referring to specific embodiments
Those skilled in the art illustrate the concept of the disclosure.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all implementations consistent with this disclosure.On the contrary, they be only with it is such as appended
The example of the consistent device and method of some aspects be described in detail in claims, the disclosure.
Fig. 2 is a kind of block diagram of charge connector shown according to an exemplary embodiment.Fig. 3 is embodiment illustrated in fig. 2
A kind of structural schematic diagram of the charge connector provided.Fig. 4 is structural representation of the charge connector shown in Fig. 3 along the direction A-A
Figure.Fig. 5 is structural schematic diagram of the charge connector shown in Fig. 3 along the direction B-B.Referring to Fig. 2-Fig. 5, the disclosure is implemented
The charge connector that example provides includes: terminal 21, temperature-sensitive protection device 22 and printed wiring board (Printed Circuit
Board, PCB) 23.
Wherein, terminal 21 is connect with one end of temperature-sensitive protection device 22 by the first pad 24.Temperature-sensitive protects device 22 logical
The temperature of the first pad 24 perception terminal 21 is crossed, and reduces charging voltage or electric current when temperature is greater than preset temperature threshold.
The other end of temperature-sensitive protection device 22 is connect with the second pad 25 on PCB 23.
Optionally, terminal 21 is arranged on PCB 23, and temperature-sensitive protection device 22 is also disposed on PCB 23, the first pad 24
It is also disposed on PCB 23.
Optionally, terminal 21 is matched with the interface (not shown) being located on terminal device, the second weldering on PCB 23
Disk 25 is for connecting charging conductor (not shown).The charge connector that the embodiment of the present disclosure provides can be led in connection charging
It is converted alternating current to and the matched direct current of the battery parameter of terminal device, reality after line, charging conductor connection power supply adaptor
Now charge for the battery of terminal device.The terminal in charge connector that the embodiment of the present disclosure provides is connected to during the charging process
On terminal device.I.e. in use, which connects terminal device, and one end connects charging conductor.
During user's daily preservation charge connector, it might have conductive materials, for example, graphite etc., is attached to
On the terminal 21 of charge connector, also, high current transmission now has become main trend, will result in charging in this way
Cheng Zhong once the terminal 21 for being attached with conductive materials is contacted with terminal device, and is connected by charging conductor and the charge connector
The power supply adaptor connect outputs electric current, then the charge connector is equivalent in short-circuit condition.Temperature at terminal 21 can be fast
Speed increases, meanwhile, the temperature of the interface on terminal device contacted with the terminal 21 of the charge connector also will rise rapidly,
This, which may result in, burns terminal device.Therefore, temperature-sensitive protection device 22 is additionally provided in charge connector, temperature-sensitive protects device
22 can in above-mentioned scene, when detecting that the temperature at terminal 21 is increased to preset temperature threshold, reduce charging voltage or
Person's electric current, i.e. reduction charge power, to reduce the calorific value of terminal device.For example, itself resistance value can be increased, in charging electricity
Press it is constant in the case where, realize and reduce charging current, it is real in the case where charging current is constant alternatively, reduce itself resistance value
Charging voltage is now reduced, thus, temperature is reduced, realizes the overheat protector to terminal device.Temperature-sensitive protection device 22 is connected on end
Between the second pad 25 on son 21 and PCB 23.In order to guarantee the timeliness of temperature-sensitive protection 22 sense temperature of device, temperature-sensitive is protected
It protects device 22 and the connection type of terminal 21 is extremely important.Temperature conduction direction in the charge connector such as the arrow L in Fig. 2
It is shown.
Fig. 1 is the structural schematic diagram of charge connector in the related technology.As shown in Figure 1 comprising terminal 11, temperature-sensitive are protected
Protect device 12 and PCB 13.Terminal 11 is connect with temperature-sensitive protection device 12 by the inside cabling 14 in PCB 13.Then temperature-sensitive is protected
Protect path of the device 12 when sense temperature changes are as follows: the inside cabling-PCB and temperature-sensitive of the pad-PCB of terminal-terminal and PCB
Pad-temperature-sensitive of device is protected to protect device.Referring to figure 4., in the embodiment of the present disclosure, terminal 21 and temperature-sensitive protection device 22 are logical
Cross the connection of the first pad 24.That is, terminal 21 and temperature-sensitive protection device 22 share the first pad 24.Then in the embodiments of the present disclosure,
Temperature-sensitive protects path of the device 22 when sense temperature changes are as follows: pad-temperature-sensitive of terminal-terminal and temperature-sensitive protection device is protected
Device.Path when comparison the relevant technologies change with the temperature-sensitive protection device sense temperature in the embodiment of the present disclosure can see,
In the embodiments of the present disclosure, which shortens, thus, the temperature that temperature-sensitive protection device 22 can quickly perceive terminal 21 becomes
Change, thus, charging voltage or electric current are quickly reduced, i.e., quickly reduces temperature, protection terminal device will not be due to high temperature
And it burns.
It should be noted that " terminal 21 and temperature-sensitive protection device 22 are connected by the first pad 24 described in the disclosure
Connect " it refers to: the electrical connection of the partial region of terminal 21 and the first pad 24, temperature-sensitive protection device 22 are another with the first pad 24
A part of region electrical connection, that is, realized by the first pad 24 for protecting device 22 to be electrically connected with terminal 21 and temperature-sensitive
Electrical connection between terminal 21 and temperature-sensitive protection device 22.
Optionally, referring to figure 4., terminal 21 is voltage bus (Voltage Bus, Vbus) terminal.Second pad 25 is
Vbus pad, the Vbus pad is for connecting charging conductor.
In practice, the second pad 25 may protect device 22 to be located at the same side with temperature-sensitive, it is also possible to be located at not ipsilateral.
That is, the second pad 25 can be set first in PCB 23 when temperature-sensitive protection device 22 is set on the first face of PCB 23
On face, also it can be set on the second face of PCB 23.Referring to figure 5., when temperature-sensitive protection device 22 is set to the of PCB 23
On on one side, when the second pad 25 is set on the second face of PCB 23, temperature-sensitive protects the other end of device 22 to pass through PCB's 23
Internal cabling and PCB via hole are connect with the second pad 25.PCB via hole refers to the aperture between the different layers of PCB 23, with
Realize the electrical connection between PCB different layers.That is the other end of temperature-sensitive protection device 22 passes through the inside cabling and PCB of PCB 23
The connection of a certain layer, this layer of PCB connect by via hole mode with the second pad 25 on PCB, thus, realization temperature-sensitive protector
Part 22 is connect with the second pad 25 of PCB 23.
Optionally, the charge connector in the embodiment of the present disclosure further include: shell (not shown).The shell forms one
Cavity, terminal, which has, at least partly stretches out the cavity, and temperature-sensitive protection device and PCB are set in cavity.Shell may be implemented to sense
Dust-proof, the anticorrosion of temperature protection device and PCB.
Terminal in the embodiment of the present disclosure can be universal serial bus (Universal Serial Bus, USB) interface
Or lightning (lightning) interface.Wherein, USB interface can be Type-C interface or Micro USB interface.Correspondingly,
When the terminal of charge connector is the male connector of USB interface, the interface on terminal device is the base of USB interface.When charging connects
When the terminal for connecing device is the male connector of lightning interface, the interface on terminal device is the base of lightning interface.
It should be noted that terminal device involved in the embodiment of the present disclosure can be handheld device, mobile unit, can wear
It wears equipment, calculate equipment and various forms of user equipmenies (User Equipment；Referred to as: UE), mobile station (Mobile
Station；Referred to as: MS) and terminal (terminal) etc..Illustratively, the terminal device in the embodiment of the present disclosure is mobile phone.
The charge connector that the embodiment of the present disclosure provides protects device and PCB by setting terminal, temperature-sensitive, wherein terminal
It is connect with one end of temperature-sensitive protection device by the first pad, temperature-sensitive protects the second pad on the other end and PCB of device to connect
It connects, realizes in such a way that terminal and temperature-sensitive protect device to share pad, shorten the sub- temperature of temperature-sensitive protection device sensing terminal and become
The path of change improves the timeliness of temperature-sensitive protection device sense temperature variation, in turn, perceives temperature-sensitive protection device quickly
Temperature change, thus, charging voltage or electric current are quickly reduced, i.e., quickly reduces temperature, protects terminal device not in time
It can be burnt due to high temperature.
Fig. 6 is a kind of block diagram of the charging unit of terminal device shown according to an exemplary embodiment.As shown in fig. 6,
The charging unit for the terminal device that the embodiment of the present disclosure provides includes: to implement shown in charging conductor 62, power supply adaptor 63 and Fig. 2
The charge connector 61 provided in example.
Wherein, one end of charging conductor 62 is connect with the PCB in charge connector 61, the other end and electricity of charging conductor 62
Source adapter 63 connects.Power supply adaptor 63 is for converting alternating current to the direct current for meeting preset rules.
Specifically, the second pad connection in one end and PCB of charging conductor 62.Here preset rules refer to exporting
Voltage is predetermined voltage threshold, the rule that output electric current is predetermined current threshold.For example, preset rules can be output voltage
5V, output electric current 1A, then power supply adaptor 63 can be 50Hz by frequency, the alternating current that voltage is 220V be converted to voltage 5V,
The direct current of electric current 1A.Power supply adaptor 63 has pin 631, after pin 631 is inserted into socket, power supply adaptor 63
To get electric energy, by the interface on the terminal insertion terminal device in charge connector 61, it is able to achieve in this way to terminal
The battery of equipment charges.
The charging unit for the terminal device that the embodiment of the present disclosure provides realizes and protects device to share by terminal and temperature-sensitive
The mode of pad shortens the path of the temperature-sensitive protection sub- temperature change of device sensing terminal, improves temperature-sensitive protection device perception temperature
The timeliness of variation is spent, in turn, making temperature-sensitive protection device, quickly sense temperature changes, thus, quickly reduce charging voltage
Or electric current, i.e., temperature is quickly reduced, protects terminal device not burn due to high temperature in time.
Those skilled in the art will readily occur to the disclosure after considering specification and practicing utility model disclosed herein
Other embodiments.This application is intended to cover any variations, uses, or adaptations of the disclosure, these modifications are used
Way or adaptive change follow the general principles of this disclosure and including the disclosure it is undocumented in the art known in
Common sense or conventional techniques.The description and examples are only to be considered as illustrative, and the true scope and spirit of the disclosure are under
The claims in face are pointed out.
It should be understood that the present disclosure is not limited to the precise structures that have been described above and shown in the drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present disclosure is only limited by appended claims
System.
Claims (7)
1. a kind of charge connector of terminal device characterized by comprising
Terminal, temperature-sensitive protection device and printed wiring board PCB；
Wherein, the terminal is connect with one end of temperature-sensitive protection device by the first pad, and the temperature-sensitive protection device is logical
Cross the temperature that first pad perceives the terminal, and reduce when the temperature is greater than preset temperature threshold charging voltage or
Person's electric current；The other end of the temperature-sensitive protection device is connect with the second pad on the PCB.
2. charge connector according to claim 1, which is characterized in that the terminal is voltage bus Vbus terminal.
3. charge connector according to claim 1 or 2, which is characterized in that second pad is Vbus pad, is used for
Connect charging conductor.
4. charge connector according to claim 3, which is characterized in that if temperature-sensitive protection device be set to it is described
On the first face of PCB, second pad is set on the second face of the PCB, then the other end of the temperature-sensitive protection device
It is connect by the inside cabling and the PCB via hole of the PCB with second pad.
5. charge connector according to claim 1, which is characterized in that the charge connector further include: shell；It is described
Shell forms a cavity, and the terminal, which has, at least partly stretches out the cavity, and the temperature-sensitive protection device is set to the PCB
In the cavity.
6. charge connector according to claim 1, which is characterized in that the terminal is general-purpose serial bus USB interface
Or lightning lightning interface.
7. a kind of charging unit of terminal device characterized by comprising charging conductor, power supply adaptor and such as claim
The described in any item charge connectors of 1-6；
Wherein, one end of the charging conductor is connect with the printed wiring board PCB in the charge connector, the charging conductor
The other end connect with the power supply adaptor；The power supply adaptor meets the straight of preset rules for converting alternating current to
Galvanic electricity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820991690.5U CN208299495U (en) | 2018-06-26 | 2018-06-26 | The charge connector and charging unit of terminal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820991690.5U CN208299495U (en) | 2018-06-26 | 2018-06-26 | The charge connector and charging unit of terminal device |
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| Publication Number | Publication Date |
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| CN208299495U true CN208299495U (en) | 2018-12-28 |
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| CN201820991690.5U Active CN208299495U (en) | 2018-06-26 | 2018-06-26 | The charge connector and charging unit of terminal device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110635290A (en) * | 2019-01-31 | 2019-12-31 | 中航光电科技股份有限公司 | Socket and plug for DC charging and discharging |
-
2018
- 2018-06-26 CN CN201820991690.5U patent/CN208299495U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110635290A (en) * | 2019-01-31 | 2019-12-31 | 中航光电科技股份有限公司 | Socket and plug for DC charging and discharging |
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