CN202231261U - Floating connecting device of electric automobile power battery box - Google Patents
Floating connecting device of electric automobile power battery box Download PDFInfo
- Publication number
- CN202231261U CN202231261U CN2011203770310U CN201120377031U CN202231261U CN 202231261 U CN202231261 U CN 202231261U CN 2011203770310 U CN2011203770310 U CN 2011203770310U CN 201120377031 U CN201120377031 U CN 201120377031U CN 202231261 U CN202231261 U CN 202231261U
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- China
- Prior art keywords
- battery
- outer container
- fixed head
- power battery
- connecting device
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- 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
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- Battery Mounting, Suspending (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model brings forward a floating connecting device of an electric automobile power battery box, which is used for connection between a battery outer box and a battery inner box. The floating connecting device of an electric automobile power battery box comprises a battery outer box and a fixed plate. The battery outer box is fixed on an electric automobile. The fixed plate is provided with a connector for electric connection between the battery outer box and the battery inner box. The battery outer box is movably connected with the fixed plate. According to the utility model, the requirement for position precision of hard connection is reduced so that certain floating force is applied to the connecting device in three directions for fine cooperation of the connecting device, thereby improving the mounting precision and the reliability of the battery box. Meanwhile, the floating connecting device is simple in structure and low in cost, is applied to insertion to the battery box in a blind inserting manner, and enables the mounting efficiency, reliability and stability of connection to be improved.
Description
Technical field
The utility model relates to the electric automobile power battery field, in particular to a kind of unsteady jockey of power battery box of electric vehicle.
Background technology
The distance travelled that electric automobile uses on-vehicle battery once to charge is shorter, and receives the restriction of battery operating characteristic, can not accomplish charging at short notice, and in order to guarantee continual mileage, electric automobile can adopt the mode of changing battery case that power is provided at present.The battery outer container of electric automobile is installed on the body of a motor car, and the battery outer container is connected through the interior case of fixed head and battery, and case is realized being electrically connected through connector with the battery outer container in the battery, and connector is arranged on the fixed head, and battery outer container and said fixed head are oppositely arranged.Change battery case and exactly case in the battery is installed on the battery outer container, promptly when the vehicle electrical quantity not sufficient, case in the battery of electric weight deficiency is replaced by case in the battery that is full of electricity to electrical changing station.
At present, use and many be, the hard connecting mode between the battery case, the mode that promptly is rigidly connected, it is that case is electrically connected with the connector realization of battery outer container through rigidity in the battery.The hard connection has relatively high expectations to the position, and it needs higher processing, installation accuracy, problems such as electric arc burn, outage will frequently not occur in case reach requirement.Especially in the turn inside diameter process; Because between conventional battery outer container and the fixed head also is to be fixedly connected just to be rigidly connected; The firm degree that is fixedly connected between battery outer container and the fixed head is greater than being rigidly connected between the public head of connector inside and the female head, thereby turn inside diameter causes to form between the inner public head of connector and the female head and breaks away from easily and produce the space; Fault such as loose contact occurs producing or cause electric arc, cause the burn of electric connector owing to virtual connection.
The utility model content
The utility model aims to provide a kind of unsteady jockey of power battery box of electric vehicle; To occur producing fault such as loose contact between case in the battery that solves traditional electric automobile and the battery outer container easily or to cause electric arc, the problem that causes electric connector to be burnt owing to virtual connection.
For this reason, the utility model proposes a kind of unsteady jockey of power battery box of electric vehicle, is used to connect case in battery outer container and the battery, and the unsteady jockey of said power battery box of electric vehicle comprises: the battery outer container is fixed on the electric automobile vehicle body; Fixed head, said fixed head are provided with the connector that is electrically connected case in battery outer container and the battery; Be flexible connection between said battery outer container and the said fixed head.
Further, be connected through elastic connecting device between said battery outer container and the said fixed head.
Further, said elastic connecting device comprises: be connected connecting bolt and nut between said battery outer container and the said fixed head, and it is outer and be pressed on the flexible member between said battery outer container and the said fixed head to be set in said connecting bolt.
Further; Said battery outer container is provided with first installing hole; Said fixed head is provided with second installing hole; Said connecting bolt passes said first installing hole and said second installing hole, and the diameter of said first installing hole has flying height greater than the diameter of said connecting bolt between said first installing hole and the said connecting bolt.
Further, said flexible member is a spring.
Further, said connector is a rigid connector.
Further, the quantity of said elastic connecting device is two, is arranged symmetrically in the both sides of said connector.
Further, the quantity of said elastic connecting device is four, around said connector symmetric arrangement.
Further, said fixed head is provided with the 3rd installing hole, is provided with the guide pin hole seat in said the 3rd installing hole.
Owing to be flexible connection between said battery outer container and the said fixed head; Ackermann steer angle; Produce certain unsteady surplus between battery outer container and the said fixed head, under the adjustment of this unsteady surplus, still can keep stable connection between the public head that connector is inner and the female head; Can not break away from each other and produce the space, faults such as loose contact can not occur producing or cause accidents such as electric arc owing to virtual connection.
Description of drawings
Fig. 1 is the decomposition texture sketch map according to the unsteady jockey of the power battery box of electric vehicle of the utility model embodiment;
Fig. 2 is the package assembly according to the unsteady jockey of the power battery box of electric vehicle of the utility model embodiment;
Fig. 3 is the structure according to the fixed head of the unsteady jockey of the power battery box of electric vehicle of the utility model embodiment;
Fig. 4 is the structure according to the battery outer container of the unsteady jockey of the power battery box of electric vehicle of the utility model embodiment.
The drawing reference numeral explanation:
1. connecting bolt, 2. fixed head, 3. flexible member, 4. battery case, 5. spring shim, 6. nut, 7. guide pin hole seat, 8 connectors, 21. first installing holes, 30. elastic connecting devices, 71. the 3rd installing holes, 41. second installing holes, 43. dead slots
Embodiment
Understand for technical characterictic, purpose and effect to the utility model have more clearly, contrast the embodiment of description of drawings the utility model at present.
As depicted in figs. 1 and 2; Unsteady jockey according to the power battery box of electric vehicle of the utility model embodiment; Be used to connect battery outer container 4 and the interior case (not shown) of battery; The unsteady jockey of said power battery box of electric vehicle comprises: battery outer container 4, it is not shown to be fixed on the electric automobile vehicle body) on; Fixed head 2, said fixed head 2 are provided with the connector 8 that is electrically connected case in battery outer container 4 and the battery; Be flexible connection between said battery outer container 4 and the said fixed head 2.
Owing to be flexible connection between said battery outer container and the said fixed head; Ackermann steer angle; Produce certain unsteady surplus between battery outer container and the said fixed head, under the adjustment of this unsteady surplus, still can keep stable connection between the public head that connector is inner and the female head; Can not break away from each other and produce the space, faults such as loose contact can not occur producing or cause accidents such as electric arc owing to virtual connection.
Further, as shown in Figure 2, be connected through elastic connecting device 30 between said battery outer container 4 and the said fixed head 2.Elastic connecting device 30 can be so that the flexible connection between said battery outer container 4 and the said fixed head 2 has elasticity and continuity, can shock absorbing, and can reset.
Further; As depicted in figs. 1 and 2; Said elastic connecting device 30 comprises: be connected connecting bolt 1 and nut 6 between said battery outer container 4 and the said fixed head 2, and it is outer and be pressed on the flexible member 3 between said battery outer container 4 and the said fixed head 2 to be set in said connecting bolt 1.Fixed head 2 is fixed on the battery outer container 4 through connecting bolt 1, elastic elements 3 between battery outer container 4 and fixed head 2, and fixing through nut 6, nut 6 is tightened on the connecting bolt 1, and simultaneously, nut 6 is pressed on the battery outer container 4 through spring shim 5.Flexible member 3 has certain pretightning force, can regulate the size of pretightning force through nut 6.Like this, can realize the adjustment of activity surplus between the battery outer container 4 and said fixed head 2 on the length direction of connecting bolt 1, realize flexibly connecting.Said flexible member 3 can be spring, is the post spring for example, and cost is low, and the activity surplus is bigger.
Further; Like Fig. 3 and shown in Figure 4; Said battery outer container 4 is provided with first installing hole 41, and said fixed head 2 is provided with second installing hole 21, and said connecting bolt 1 passes said first installing hole 41 and said second installing hole 21; The diameter of said first installing hole 41 is greater than the diameter of said connecting bolt 1; Has flying height between said first installing hole 41 and the said connecting bolt 1, to realize realizing flexible connection along the adjustment of activity surplus between the radially each side upward cell outer container 4 of connecting bolt 1 and the said fixed head 2.Like this, on three-dimensional, can both realize between battery outer container 4 and the said fixed head 2 flexibly connecting.Second installing hole 21 is a straight trough shape for example, is convenient to processing, is convenient to adjust as required the activity surplus of all directions, can be so that the activity surplus of horizontal direction is more more sufficient, to adapt to turning.
Further, said connector 8 is a rigid connector, promptly between the inner public head of connector and the female head for being rigidly connected.During assembling, connector 8 is arranged in the dead slot 43 of battery outer container 4.Since be to flexibly connect between battery outer container 4 and the said fixed head 2, so connector 8 adopts low being rigidly connected of cost to get final product, can be about connector 8 inner structures with reference to prior art.
Further, as shown in Figure 2, the quantity of said elastic connecting device 30 is two, is arranged symmetrically in the both sides of said connector 8, makes to flexibly connect more stable equilibrium.
Further, like Fig. 3 and shown in Figure 4, the quantity of said elastic connecting device 30 is four, around said connector 8 symmetric arrangement.Like this, flexibly connect more stablely, realized the stable and balance that is connected up and down between battery outer container 4 and the said fixed head 2.
Further, as shown in Figure 2, said fixed head 2 is provided with the 3rd installing hole 71, and said the 3rd installing hole 71 is provided with guiding key seat 7 in said the 3rd installing hole 71 between 2 or 4 said elastic connecting devices 30.Guiding is provided with the hole that holds guide finger in the key seat 7, i.e. guide pin hole, and guide finger is used to connect case in fixed head 2 and the said battery.Guiding key seat 7, guide pin hole play sets upright the effect that case is connected in fixed head 2 and the said battery, is convenient to quick connection the between the interior case of battery and the battery outer container 4.Guide pin hole adopts the two-stage location, and the diameter in first order hole is greater than the diameter in hole, the second level, to improve positioning accuracy.
During installation, guide finger inserts in the process of guide pin hole, and fixed head 2 is stressed, because fixed head 2 is connected with battery outer container 4 elasticity, so can regulate the insertion error automatically, guarantees that connector accurately contacts.
When occurring jolting in the vehicle operating process, whole unsteady jockey will be adjusted its position along with moving of interior case, thereby guarantee to connect reliably, prevent the generation of electric arc.
The utility model has reduced the requirement of hard connection to positional precision; Make jockey on three directions, all have certain amount of floating to keep the no-float of jockey; Thereby the installation accuracy of battery case and the reliability that is connected have been improved; Have advantage simple in structure, that cost is low simultaneously, make blind slotting ways of connecting be widely applied in the grafting of battery case, improve the reliable and stability of installation effectiveness, connection.
The above is merely the schematic embodiment of the utility model, is not in order to limit the scope of the utility model.For each part of the utility model can make up under the condition of not conflicting each other; Any those skilled in the art; Equivalent variations of under the prerequisite of design that does not break away from the utility model and principle, having done and modification all should belong to the scope that the utility model is protected.
Claims (9)
1. the unsteady jockey of a power battery box of electric vehicle is used to connect case in battery outer container and the battery, and the unsteady jockey of said power battery box of electric vehicle comprises: the battery outer container is fixed on the electric automobile vehicle body; Fixed head, said fixed head are provided with the connector that is electrically connected case in battery outer container and the battery; It is characterized in that, be flexible connection between said battery outer container and the said fixed head.
2. the unsteady jockey of power battery box of electric vehicle as claimed in claim 1 is characterized in that, is connected through elastic connecting device between said battery outer container and the said fixed head.
3. the unsteady jockey of power battery box of electric vehicle as claimed in claim 2; It is characterized in that; Said elastic connecting device comprises: be connected connecting bolt and nut between said battery outer container and the said fixed head, and it is outer and be pressed on the flexible member between said battery outer container and the said fixed head to be set in said connecting bolt.
4. the unsteady jockey of power battery box of electric vehicle as claimed in claim 3; It is characterized in that; Said battery outer container is provided with first installing hole, and said fixed head is provided with second installing hole, and said connecting bolt passes said first installing hole and said second installing hole; The diameter of said first installing hole has flying height greater than the diameter of said connecting bolt between said first installing hole and the said connecting bolt.
5. the unsteady jockey of power battery box of electric vehicle as claimed in claim 3 is characterized in that, said flexible member is a spring.
6. the unsteady jockey of power battery box of electric vehicle as claimed in claim 1 is characterized in that, said connector is a rigid connector.
7. the unsteady jockey of power battery box of electric vehicle as claimed in claim 2 is characterized in that, the quantity of said elastic connecting device is two, is arranged symmetrically in the both sides of said connector.
8. the unsteady jockey of power battery box of electric vehicle as claimed in claim 2 is characterized in that, the quantity of said elastic connecting device is four, around said connector symmetric arrangement.
9. like the unsteady jockey of each described power battery box of electric vehicle in claim 7 or 8, it is characterized in that said fixed head is provided with the 3rd installing hole, be provided with the guide pin hole seat in said the 3rd installing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203770310U CN202231261U (en) | 2011-09-28 | 2011-09-28 | Floating connecting device of electric automobile power battery box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203770310U CN202231261U (en) | 2011-09-28 | 2011-09-28 | Floating connecting device of electric automobile power battery box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202231261U true CN202231261U (en) | 2012-05-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203770310U Expired - Fee Related CN202231261U (en) | 2011-09-28 | 2011-09-28 | Floating connecting device of electric automobile power battery box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202231261U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103943797A (en) * | 2014-04-30 | 2014-07-23 | 中航锂电（洛阳）有限公司 | Power battery box connecting device and battery compartment |
| CN104037590A (en) * | 2014-06-27 | 2014-09-10 | 苏州德迈科电气有限公司 | Pushing type device for plugging power battery |
| CN104080308A (en) * | 2014-06-20 | 2014-10-01 | 华为技术有限公司 | Back plate and communication equipment with same |
| CN105633720A (en) * | 2015-12-25 | 2016-06-01 | 北京新能源汽车股份有限公司 | Plug end of electric connector, electric connector for electric vehicle and electric vehicle |
| CN106025711A (en) * | 2016-07-31 | 2016-10-12 | 青岛整流器制造有限公司 | Charging automatic butt-joint device and application thereof |
| CN106025666A (en) * | 2016-06-28 | 2016-10-12 | 陕西华达科技股份有限公司 | Interface structure of blind matching connector |
| CN108063345A (en) * | 2017-01-23 | 2018-05-22 | 上海电巴新能源科技有限公司 | Electric connector |
| TWI665108B (en) * | 2017-10-30 | 2019-07-11 | 香港商蔚來汽車有限公司 | Spring suspension chain type floating device and electric changing trolley |
| CN110158029A (en) * | 2019-07-05 | 2019-08-23 | 北京北方华创微电子装备有限公司 | Mask structure and FCVA equipment |
| CN110504570A (en) * | 2019-08-26 | 2019-11-26 | 中国电子科技集团公司第十四研究所 | A kind of flexible microcircuit switching device to float |
| CN111465184A (en) * | 2020-04-02 | 2020-07-28 | 苏州浪潮智能科技有限公司 | PCB mutual insertion plate capable of floating connection |
| CN113394615A (en) * | 2020-03-12 | 2021-09-14 | 范松皇家油墨厂 | Kitchen plug-in power connector assembly with spring assembly |
-
2011
- 2011-09-28 CN CN2011203770310U patent/CN202231261U/en not_active Expired - Fee Related
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103943797A (en) * | 2014-04-30 | 2014-07-23 | 中航锂电（洛阳）有限公司 | Power battery box connecting device and battery compartment |
| CN104080308A (en) * | 2014-06-20 | 2014-10-01 | 华为技术有限公司 | Back plate and communication equipment with same |
| CN104037590A (en) * | 2014-06-27 | 2014-09-10 | 苏州德迈科电气有限公司 | Pushing type device for plugging power battery |
| CN104037590B (en) * | 2014-06-27 | 2016-09-21 | 苏州德迈科电气有限公司 | A kind of push-press type electrokinetic cell plug power device |
| CN105633720A (en) * | 2015-12-25 | 2016-06-01 | 北京新能源汽车股份有限公司 | Plug end of electric connector, electric connector for electric vehicle and electric vehicle |
| CN106025666B (en) * | 2016-06-28 | 2018-06-22 | 陕西华达科技股份有限公司 | A kind of interfacial structure of blind distribution type connector |
| CN106025666A (en) * | 2016-06-28 | 2016-10-12 | 陕西华达科技股份有限公司 | Interface structure of blind matching connector |
| CN106025711A (en) * | 2016-07-31 | 2016-10-12 | 青岛整流器制造有限公司 | Charging automatic butt-joint device and application thereof |
| CN106025711B (en) * | 2016-07-31 | 2018-08-10 | 青岛整流器制造有限公司 | A kind of charging automatic butt jointing device and stereo garage charging unit |
| CN108063345A (en) * | 2017-01-23 | 2018-05-22 | 上海电巴新能源科技有限公司 | Electric connector |
| TWI665108B (en) * | 2017-10-30 | 2019-07-11 | 香港商蔚來汽車有限公司 | Spring suspension chain type floating device and electric changing trolley |
| WO2021004331A1 (en) * | 2019-07-05 | 2021-01-14 | 北京北方华创微电子装备有限公司 | Mask structure and fcva device |
| CN110158029A (en) * | 2019-07-05 | 2019-08-23 | 北京北方华创微电子装备有限公司 | Mask structure and FCVA equipment |
| US11408064B2 (en) | 2019-07-05 | 2022-08-09 | Beijing Naura Microelectronics Equipment Co., Ltd. | Mask structure and FCVA apparatus |
| CN110504570A (en) * | 2019-08-26 | 2019-11-26 | 中国电子科技集团公司第十四研究所 | A kind of flexible microcircuit switching device to float |
| CN110504570B (en) * | 2019-08-26 | 2020-09-22 | 中国电子科技集团公司第十四研究所 | Flexible floating microcircuit switching device |
| CN113394615A (en) * | 2020-03-12 | 2021-09-14 | 范松皇家油墨厂 | Kitchen plug-in power connector assembly with spring assembly |
| CN113394615B (en) * | 2020-03-12 | 2024-04-12 | 范松皇家油墨厂 | Kitchen plug-in power connector assembly with spring assembly |
| CN111465184A (en) * | 2020-04-02 | 2020-07-28 | 苏州浪潮智能科技有限公司 | PCB mutual insertion plate capable of floating connection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120523 Termination date: 20170928 |