CN208608710U - A kind of overload protection arrangement and automobile - Google Patents
A kind of overload protection arrangement and automobile Download PDFInfo
- Publication number
- CN208608710U CN208608710U CN201821401400.3U CN201821401400U CN208608710U CN 208608710 U CN208608710 U CN 208608710U CN 201821401400 U CN201821401400 U CN 201821401400U CN 208608710 U CN208608710 U CN 208608710U
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- CN
- China
- Prior art keywords
- breaker
- power battery
- contact sets
- connect
- switch
- 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.)
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Abstract
The utility model provides a kind of overload protection arrangement and automobile, is related to automobile technical field, described device includes: power battery；Breaker outside power battery, breaker include contact sets switch, and breaker is switched by contact sets and is separately connected with the anode and cathode of power battery；Electrical component is connect by breaker with power battery；Wherein contact sets switch includes multiple, and one end of the first contact sets switch and the electrode line of power battery in multiple contact sets switches connect, and the other end is connect with electrical component；One end of the second contact sets switch and the negative line of power battery in multiple contact sets switches connect, and the other end is connect with electrical component.The utility model connects power battery and electrical component by breaker; in short circuit or long term overloading, the switch of breaker, which flicks, achieves that open circuit, and need to only close killer switch in maintenance; circuit protection is achieved that without dismantling breaker, while improving working efficiency.
Description
Technical field
The utility model relates to automobile technical fields, and in particular to a kind of overload protection arrangement and automobile.
Background technique
Currently, power battery uses fuse as last one of short-circuit or long term overloading cutting major loop mostly
Defence line, but fuse is disposable product, once fuse blows must replace fuse.General fuse is set to
The inside of power battery, if fuse failure needs to dismantle power battery, replacement and repair is difficult.If using manual
Maintenance switch audit, fuse is external, it needs to switch manual maintenance in maintenance and pulls up cutting major loop, still can not keep away
Exempt from the problem of fuse blows need replacing fuse.
Therefore, a kind of overload protection arrangement and automobile are needed, is able to solve power battery major loop because failure cutting is led back
The problem of road causes fuse not to be available.
Utility model content
The utility model embodiment provides a kind of overload protection arrangement and automobile, to solve power battery major loop because
The problem of failure cutting major loop causes fuse not to be available.
In order to solve the above technical problems, the utility model embodiment provides a kind of overload protection arrangement, it is applied to automobile,
Include:
Power battery；
Breaker, set on the outside of the power battery, the breaker includes contact sets switch, and the breaker passes through
The anode and cathode of the contact sets switch and the power battery are separately connected；
Electrical component is connect by the breaker with the power battery；
Wherein, contact sets switch includes multiple, one end of the first contact sets switch in multiple contact sets switches with
The electrode line of the power battery connects, and the other end is connect with the electrical component；The second contact in multiple contact sets switches
One end of group switch is connect with the negative line of the power battery, and the other end is connect with the electrical component.
Preferably, the overload protection arrangement further include:
Load elements are connect with the electrical component line.
Preferably, the breaker is dc circuit breaker.
Preferably, the breaker further include:
Buckle releaser is connect with the contact sets switching line.
Preferably, the electrical component includes:
One end of positive contactor, the anode contactor is connected by the electrode line of the breaker and the power battery
It connects, the other end is connect with the load elements line；
Preliminary filling resistance is connected in series, wherein the preliminary filling resistance is connected with the preliminary filling contactor with preliminary filling contactor
The both ends of route are connected in parallel with the positive contactor；
One end of cathode contact device, the cathode contact device is connected by the negative line of the breaker and the power battery
It connects, the other end is connect with the load elements line.
The utility model embodiment additionally provides a kind of automobile, including vehicle body, further includes: overload protection dress as described above
It sets；
The overload protection arrangement is set to the interior of body.
Compared with prior art, a kind of overload protection arrangement and automobile provided by the embodiment of the utility model, at least have
Below the utility model has the advantages that
Power battery and electrical component are connected by breaker, in the case where short circuit or long term overloading, is broken
The switch of road device, which flicks, can realize open circuit, and only need to close killer switch in maintenance, without disassembly
Breaker achieves that circuit protection, while can also improve working efficiency.
Detailed description of the invention
Fig. 1 is the circuit diagram of overload protection arrangement provided by the embodiment of the utility model；
Fig. 2 is the internal circuit diagram of breaker provided by the embodiment of the utility model；
Description of symbols:
1- breaker, the first contact sets of 11- switch, the second contact sets of 12- switch, 13- far control button, 14- shunted exciter tripping
Device, 15- no-voltage release, 16- overcurrent trip, 17- thermal trip, 18- automatically jumping device, 2- electrical component, 21- anode
Contactor, 22- preliminary filling resistance, 23- preliminary filling contactor, 24- cathode contact device, 3- load elements.
Specific embodiment
In order to make the technical problems, technical solutions and advantages to be solved by the utility model clearer, below in conjunction with attached drawing
And specific embodiment is described in detail.In the following description, such as specific configure with the specific detail of component only is provided
Only to assist in comprehensive understanding the embodiments of the present invention.It therefore, it will be apparent to those skilled in the art that can be to here
The embodiment of description makes various changes and modifications without departing from the scope of the utility model and spirit.In addition, in order to clear and
Succinctly, the description to known function and construction is omitted.
It should be understood that " one embodiment " or " embodiment " that specification is mentioned in the whole text mean it is related with embodiment
A particular feature, structure, or characteristic includes at least one embodiment of the utility model.Therefore, go out everywhere in the whole instruction
Existing " in one embodiment " or " in one embodiment " not necessarily refers to identical embodiment.In addition, these are specific special
Sign, structure or characteristic can combine in any suitable manner in one or more embodiments.
In the various embodiments of the utility model, it should be appreciated that the size of the serial number of following each processes is not meant to hold
Row sequence it is successive, the execution of each process sequence should be determined by its function and internal logic, and implement without coping with the utility model
The implementation process of example constitutes any restriction.
The utility model embodiment provides a kind of overload protection arrangement, is applied to automobile, as shown in Figure 1, the overload
Protective device includes:
Power battery；Breaker 1, set on the outside of the power battery, the breaker 1 is switched including contact sets, institute
Breaker 1 is stated to be separately connected by contact sets switch and the anode and cathode of the power battery；Electrical component 2, passes through
The breaker 1 is connect with the power battery；Wherein, the contact sets switch includes multiple, in multiple contact sets switches
One end of first contact sets switch 11 is connect with the electrode line of the power battery, and the other end is connect with the electrical component 2；It is more
One end of the second contact sets switch 12 in a contact sets switch is connect with the negative line of the power battery, the other end with it is described
Electrical component 2 connects.
The above embodiments of the present invention connects the power battery and the electrical component by the breaker 1
2, and the breaker 1 is set to the outside of the power battery, it is described disconnected in the case where short circuit or long term overloading
The switch of road device 1, which flicks, can realize open circuit, and only need to close on the switch of the breaker 1 in maintenance,
Circuit protection is achieved that without dismantling the breaker 1, while can also improve working efficiency.
In one specific embodiment of the utility model, the overload protection arrangement further include: load elements 3, with the electricity
The connection of 2 line of gas element.
In one specific embodiment of the utility model, the breaker 1 is dc circuit breaker.
In one specific embodiment of the utility model, as shown in Fig. 2, the breaker 1 further include: buckle releaser, and it is described
The connection of contact sets switching line；The remote control button 13 being connect with an end line of the second contact sets switch 12；Wherein, described
Before one contact sets switch 11 and the second contact sets switch 12 closure, the remote control button 13 is in an off state；It is described remote
Control button 13 is used to remotely operate the on-off of the breaker.
Wherein, the buckle releaser includes: the shunt release 14 connecting with an end line of the first contact sets switch 11,
The shunt release 14 is connect by the remote control button 13 with an end line of the second contact sets switch 12；
No-voltage release 15, the both ends of the coil of the no-voltage release 15 respectively with the first contact sets switch 11 and
One end line of the second contact sets switch 12 connects；
Automatically jumping device 18, it is another with the first contact sets switch 11 the and described second contact sets switch 12 respectively
End line connection；After the first contact sets switch 11 and the second contact sets switch 12 closure, the automatically jumping device 18
By the first contact sets switch 11 and the second contact sets switch 12 lock on the position of combined floodgate；
Overcurrent trip 16, one end of the coil of the overcurrent trip 16 and the second contact sets switch 12
The connection of another end line, the other end of the coil are connect with one end of thermal trip 17, the other end of the thermal trip 17 and
Another end line of the second contact sets switch 12 connects.
Wherein, when short circuit, the armature of the overcurrent trip 16 is attracted, and keeps the automatically jumping device 18 dynamic
Make, so that the breaker 1 disconnects main circuit；When the electric current in circuit is excessive, the thermal element of the thermal trip 17 makes double
Sheet metal is bent upwards, and the automatically jumping device 18 is pushed to act, so that the breaker 1 disconnects main circuit；When in circuit
When under-voltage, the armature of the no-voltage release 15 discharges, and acts the automatically jumping device 18, so that the breaker 1 is disconnected
Main circuit is opened, a point voltage protection circuit is carried out；When manually controlling the breaker 1, the remote control button 13 is pressed, makes described point
The coil for encouraging buckle releaser 14 is powered, and the armature of the shunt release 14 drives the automatically jumping device 18 to act, thus described
Breaker 1 disconnects main circuit.
In one specific embodiment of the utility model, the electrical component 2 includes:
One end of positive contactor 21, the anode contactor 21 is passing through the breaker 1 and the power battery just
Polar curve connection, the other end are connect with 3 line of load elements；
Preliminary filling resistance 22 is connected in series with preliminary filling contactor 23, wherein the preliminary filling resistance 22 and the preliminary filling contactor
The both ends of 23 series circuit are connected in parallel with the positive contactor 21；
Cathode contact device 24, one end of the cathode contact device 24 are negative by the breaker 1 and the power battery
Polar curve connection, the other end are connect with 3 line of load elements.
Wherein, the preliminary filling resistance 22 and preliminary filling contactor 23 are in circuit metering function, due to the load elements 3
In have capacitor, by the cathode contact device 24 closure and the preliminary filling contactor 23 closure after, in the load elements 3
After capacitor is fully charged, disconnect the preliminary filling contactor 23, be closed the positive contactor 21, can be connected to the power battery with
The load elements 3.If the anode contactor 21 and cathode contact device 24 directly closure will lead to electric current and crosses macrolesion circuit
In device.
The utility model embodiment additionally provides a kind of automobile, including vehicle body, further includes: described in any embodiment as above
Overload protection arrangement；
The overload protection arrangement is set to the interior of body.
In conclusion connecting the power battery and the electricity by the breaker 1 in the embodiments of the present invention
Gas element 2, in the case where short circuit or long term overloading, the switch of the breaker 1 is flicked and can be realized automatically
Open circuit, and only need to close on the switch of the breaker 1 in maintenance, it can be real without dismantling the breaker 1
Existing circuit protection, while working efficiency can also be improved.
The above is preferred embodiments of the present invention, it is noted that for the ordinary skill of the art
For personnel, under the premise of not departing from principle described in the utility model, several improvements and modifications can also be made, these improvement
It also should be regarded as the protection scope of the utility model with retouching.
Claims (6)
1. a kind of overload protection arrangement is applied to automobile characterized by comprising
Power battery；
Breaker (1), set on the outside of the power battery, the breaker (1) includes contact sets switch, the breaker
(1) it is switched by the contact sets and is separately connected with the anode and cathode of the power battery；
Electrical component (2) is connect by the breaker (1) with the power battery；
Wherein, contact sets switch includes multiple, one end of the first contact sets switch (11) in multiple contact sets switches with
The electrode line of the power battery connects, and the other end is connect with the electrical component (2)；The second touching in multiple contact sets switches
One end of point group switch (12) is connect with the negative line of the power battery, and the other end is connect with the electrical component (2).
2. overload protection arrangement as described in claim 1, which is characterized in that further include:
Load elements (3) are connect with the electrical component (2) line.
3. overload protection arrangement as described in claim 1, which is characterized in that the breaker (1) is dc circuit breaker.
4. overload protection arrangement as described in claim 1, which is characterized in that the breaker (1) further include:
Buckle releaser is connect with the contact sets switching line.
5. overload protection arrangement as claimed in claim 2, which is characterized in that the electrical component (2) includes:
One end of positive contactor (21), the anode contactor (21) passes through the breaker (1) and the power battery
Electrode line connection, the other end are connect with the load elements (3) line；
Preliminary filling resistance (22) is connected in series, wherein the preliminary filling resistance (22) contacts with the preliminary filling with preliminary filling contactor (23)
The both ends of the series circuit of device (23) are connected in parallel with the positive contactor (21)；
One end of cathode contact device (24), the cathode contact device (24) passes through the breaker (1) and the power battery
Negative line connection, the other end are connect with the load elements (3) line.
6. a kind of automobile, including vehicle body, which is characterized in that further include: overload protection as claimed in any one of claims 1 to 5
Device；
The overload protection arrangement is set to the interior of body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821401400.3U CN208608710U (en) | 2018-08-29 | 2018-08-29 | A kind of overload protection arrangement and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821401400.3U CN208608710U (en) | 2018-08-29 | 2018-08-29 | A kind of overload protection arrangement and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208608710U true CN208608710U (en) | 2019-03-15 |
Family
ID=65680444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821401400.3U Expired - Fee Related CN208608710U (en) | 2018-08-29 | 2018-08-29 | A kind of overload protection arrangement and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208608710U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112003246A (en) * | 2020-07-30 | 2020-11-27 | 欣旺达惠州动力新能源有限公司 | Overcurrent protection circuit breaker |
| CN113937727A (en) * | 2021-10-20 | 2022-01-14 | 傲普(上海)新能源有限公司 | Relay integrated circuit with pre-charging and short-circuit protection functions |
| CN114006436A (en) * | 2021-11-04 | 2022-02-01 | 傲普(上海)新能源有限公司 | Battery module undervoltage overvoltage overcurrent relay integrated protection circuit |
| CN114450865A (en) * | 2020-11-13 | 2022-05-06 | 华为数字能源技术有限公司 | Power reverse connection preventing circuit, power distribution device and power supply and distribution system |
-
2018
- 2018-08-29 CN CN201821401400.3U patent/CN208608710U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112003246A (en) * | 2020-07-30 | 2020-11-27 | 欣旺达惠州动力新能源有限公司 | Overcurrent protection circuit breaker |
| CN114450865A (en) * | 2020-11-13 | 2022-05-06 | 华为数字能源技术有限公司 | Power reverse connection preventing circuit, power distribution device and power supply and distribution system |
| US11936175B2 (en) | 2020-11-13 | 2024-03-19 | Huawei Digital Power Technologies Co., Ltd. | Reverse power connection preventing circuit, power distribution apparatus, and power supply and distribution system |
| CN113937727A (en) * | 2021-10-20 | 2022-01-14 | 傲普(上海)新能源有限公司 | Relay integrated circuit with pre-charging and short-circuit protection functions |
| CN114006436A (en) * | 2021-11-04 | 2022-02-01 | 傲普(上海)新能源有限公司 | Battery module undervoltage overvoltage overcurrent relay integrated protection circuit |
| CN114006436B (en) * | 2021-11-04 | 2023-09-15 | 傲普(上海)新能源有限公司 | Integrated protection circuit of undervoltage, overvoltage and overcurrent relay of battery module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190315 Termination date: 20210829 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |