CN205429104U - Sensor, ability source packet, ability source packet management system - Google Patents
Sensor, ability source packet, ability source packet management system Download PDFInfo
- Publication number
- CN205429104U CN205429104U CN201521080211.7U CN201521080211U CN205429104U CN 205429104 U CN205429104 U CN 205429104U CN 201521080211 U CN201521080211 U CN 201521080211U CN 205429104 U CN205429104 U CN 205429104U
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- China
- Prior art keywords
- sensor
- bolt
- temperature
- energy
- battery core
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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.)
- Withdrawn - After Issue
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model provides a sensor for the group passes through the ability source packet that the bolt is established ties by a plurality of electric mandrels, the sensor include the temperature -sensing element, with temperature -sensing element fixed connection is in order to realize heat conducting stationary blade, be equipped with the accessible on the stationary blade the bolt will the stationary blade with the fixed through -hole together of electricity mandrel group. The sensor is through being provided with through -hole, accessible on the stationary blade the bolt will the stationary blade with electricity mandrel group is together fixed, makes the function of sensor is diversified, both can detect whether temperature that can the source packet, can to detect the nut simultaneously again not hard up, need not to provide two detecting element, and the equipment is convenient, not fragile sensor.
Description
Technical field
This utility model relates to electric automobiles, particularly relate to a kind of not only can detect energy bag temperature, but also the sensor whether bolt of energy bag loosen can be detected simultaneously, the energy bag with this sensor, the energy with described energy bag assure reason system.
Background technology
Electric motor car energy bag comprises a large amount of battery core, and battery core is by becoming battery core module after welding parallel connection, and the series connection between battery core module is mainly by bolt.The energy is packaged in above automobile, and in vehicle travel process, energy bag is often subject to vibrations of jolting, bolt is easy to loosen, and it is not easy to be found, a series of serious consequence will be caused: as caused the power supply when vehicle travels off and on, to make vehicle losing power the most in the past；Bolt junction can cause generating heat serious because contact resistance is excessive when battery discharge herein, causes circuit and other flammable parts in energy bag on fire and then causes bigger loss etc..
Whether loosened by the bolt of piezoelectric transducer detection battery core module junction in existing energy bag, piezoelectric transducer need to be connected on bolt, and stress is bigger, is easily damaged piezoelectric transducer when tighting a bolt, thus can not get effectively detecting.It addition, pure electric vehicle energy bag is owing to by a large amount of battery core connection in series-parallel, node is more, so trouble point is more, it is difficult to investigation.
Energy bag is additionally further equipped with detecting the various harvesters of battery core performance parameter, if the temperature of battery core is by being arranged in the temperature sensor measurement of energy bag appropriate location.Traditional temperature sensor temperature probe form is fixed, generally roundlet cylindricality or roundlet head dummy, when being arranged in energy bag, not only has needed for temperature probe reserved location but also needed to design fixed form for it.
Utility model content
The purpose of this utility model be to provide a kind of not only can detect energy bag temperature, but also the sensor whether bolt of energy bag loosen can be detected simultaneously, the energy bag with this sensor, the energy with described energy bag assure reason system.
For realizing one of above-mentioned utility model purpose, this utility model provides a kind of sensor, for the energy bag connected by bolt by some battery core modules, described sensor includes that the stator being connected to realize conduction of heat fixed by temperature-sensing element with described temperature-sensing element, described stator be provided with for described bolt by and through hole that described stator is fixed together with described battery core module.
As further improvement of the utility model, described sensor also includes the accepting box housing described temperature-sensing element, and one end of described stator is connected through described accepting box with described temperature-sensing element, and the other end of described stator stretches out from described accepting box.
As further improvement of the utility model, described stator is sheet metal.
For realizing one of above-mentioned utility model purpose, this utility model also provides for a kind of energy bag, if the bolt stem including some battery core modules, being connected in series some described battery core modules and the sensor, described stator is fixed together with described battery core module by described bolt by described through hole.
As further improvement of the utility model, each described bolt junction is respectively and fixedly provided with a corresponding sensor.
For realizing one of above-mentioned utility model purpose, this utility model also provides for a kind of energy and assures reason system, including energy bag and main controller；If described energy bag includes some battery core modules, the bolt stem being connected in series some described battery core modules, is fixed on described bolt junction and the sensor communicated to connect with described main controller, described stator is fixed together with described battery core module by described bolt by described through hole.
As further improvement of the utility model, the described energy assure reason system be additionally included in when any bolt is in loosening state or energy bag temperature higher than the energy job contract make time maximum temperature time for protecting the protection system of energy bag.
As further improvement of the utility model, each described bolt junction is respectively and fixedly provided with a corresponding sensor；And each sensor is both provided with unique address code.
The beneficial effects of the utility model are: described sensor of the present utility model is by being provided with through hole on stator, by described bolt, described stator can be fixed together with described battery core module, make the functional diversities of described sensor, not only can detect the temperature of described energy bag, but also can detect whether nut loosens simultaneously, it is not necessary to two detecting elements be set；And easy to assembly, it is hardly damaged sensor.
Accompanying drawing explanation
Fig. 1 is the structural representation of sensor of the present utility model.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, with specific embodiment, this utility model is described in detail below in conjunction with the accompanying drawings.
Pure electric vehicle power resources are in energy bag, and as formed whole energy bag by ternary 18650 battery core of relative maturity, then the quantity of required monomer battery core is thousands of；These battery cores to form battery core module in parallel, and described battery core module is again by being composed in series as whole energy bag.The parallel connection of battery core is mainly by welding, and the series connection of battery core module then connects mainly by bolt.
As shown in Figure 1, for this utility model one preferred embodiment is used for the sensor 100 of energy bag, fix the stator 10 being connected to realize conduction of heat with described temperature-sensing element including temperature-sensing element (not shown), described stator 10 be provided with for described bolt by and through hole 11 that described stator is fixed together with described battery core module.By described bolt, described stator 10 is fixed together with described battery core module so that the functional diversities of described sensor 100, not only can detect the temperature of described energy bag, but also can detect whether nut loosens simultaneously, it is not necessary to two detecting elements are set；And easy to assembly, it is hardly damaged sensor 100.
Described stator 10 is made up of materials such as the good metals of heat conductivity, and heat transfer rate is fast, described temperature-sensing element can be made higher with the temperature consistency of described object under test, so can guarantee that the effectiveness of measured value.
Described temperature-sensing element is block shape, and described stator 10 stretches out from one end of described temperature-sensing element.Or described sensor 100 also includes the accepting box 20 for housing described temperature-sensing element, one end of described stator 10 is connected through described accepting box 20 with described temperature-sensing element, and the other end of described stator 10 stretches out from described accepting box 20；Described temperature-sensing element is played fixing effect by the most described accepting box 20 so that described stator 10 is the most fixing with the junction of described temperature-sensing element, is difficult to loosen.Described accepting box 20 shown in Fig. 1 is in cube shape, and the shape of described accepting box 20 does not limits.
Described sensor 100 is by the stator 10 being connected with temperature-sensing element, described sensor 100 is fixedly connected on the bolt between battery core module, both can guarantee that fixedly securing of described sensor 100, again can accurate acquisition battery core temperature in real time, and save space and be beneficial to the layout of roads of whole energy bag.
This utility model also provides for a kind of energy bag with the sensor 100, the bolt including some battery core modules, being connected in series some described battery core modules and described sensor 100；Described stator 10 is fixed together with described battery core module by described bolt by described through hole 11.Each bolt junction is respectively and fixedly provided with a corresponding described sensor 100, can detect whether each described bolt junction loosens exactly.
When assembling described energy bag, by bolt described stator 10 together crimped with the both positive and negative polarity of described battery core and be fixed together, thus realize described temperature-sensing element and described battery core and being indirectly connected with accurately measuring the temperature of described energy bag by stator 10；Can also detect whether described bolt junction loosens simultaneously.
It is known that the heat effect produced mainly due to current flowing resistance because of battery core temperature rise；And resistance maximum is that both positive and negative polarity junction, especially when junction loosens, resistance is bigger.Described stator 10 is fixed on the junction of described battery core module by this utility model, and temperature-sensing element directly detects the temperature of the stator 10 being fixed on bolt, it is possible to sensitiveer, more effectively detection energy bag temperature rise；Simultaneously when nut loosening, junction resistance increases, and temperature drastically changes, thus can detect whether nut loosens again simultaneously.Described sensor 100 functional diversities, not only can detect the temperature of described energy bag, but also can detect whether nut loosens simultaneously, it is not necessary to arrange two detecting elements, and easy to assembly.
This utility model also provides for a kind of energy for above-mentioned energy bag and assures reason system, including energy bag and main controller, described energy bag includes some battery core modules, the bolt being connected in series some described battery core modules and described sensor 100, and described stator 10 is fixed together with described battery core module by described bolt by described through hole 11；Described sensor 100 and the communication connection of described main controller are to give described controller by the Temperature Feedback of each bolt junction.
The described energy is assured reason system and is additionally included in when any bolt is in loosening state or during maximum temperature time energy bag temperature makees higher than energy job contract for protecting the protection system of energy bag, to prevent the energy bag from damaging and protecting timely the person and the property safety of passengers inside the car.
Further, each described bolt junction is respectively and fixedly provided with a corresponding sensor 100；And each sensor 100 is both provided with unique address code；The Temperature Feedback of each bolt junction can be given described controller, to judge whether described bolt junction loosens by each described sensor 100；The bolt loosened can be judged rapidly and accurately, it is simple to maintenance.
For realizing one of above-mentioned utility model purpose; this utility model also provides for a kind of energy package management method assuring reason system for the above-mentioned energy; store in comprising the steps: described controller described bolt junction under described energy job contract maximum temperature when making and each operating current respectively not loosening, loosen not loosening temperature range, loosen temperature range under state; when the temperature that described sensor 100 detects is higher than described maximum temperature or falls in loosening temperature range, described controller starts described protection system；, to prevent the energy bag from damaging and to protect the person and the property safety of passengers inside the car timely.
Specifically, in order to determine whether nut loosens, first pass through test draw described bolt junction under same electric current respectively not loosening, loosen not loosening temperature range, loosen temperature range under state；Change again size of current measure described bolt junction respectively not loosening, loosen not loosening temperature range, loosen temperature range under state；In described controller, set up data base according to above-mentioned experimental data, store in data base described bolt junction under each operating current respectively not loosening, loosen not loosening temperature range, loosen temperature range under state；The temperature at bolt that will be detected by sensor 100 is compared with the data in data base, if the temperature detected falls into the loosening limit of temperature rise in data base, then judges bolt looseness；Otherwise, it is judged that bolt does not loosens.
Further, each described bolt junction is respectively and fixedly provided with a corresponding sensor 100；And each sensor 100 is both provided with unique address code；The temperature at bolt that will be detected by sensor each described 100 is compared with the data in data base, if the temperature detected falls into loosening temperature range, then judges that the bolt corresponding with this sensor 100 is in loosening state；Otherwise, it is judged that the bolt corresponding with this sensor 100 is in the state of not loosening.
When having bolt looseness constantly, by controller and alarm, on the one hand inform user malfunction point, on the one hand transmit a signal to battery management system starting protection scheme；Both it is easy to staff after sale, protects the person and the property safety of passengers inside the car the most timely.
In sum, sensor 100 functional diversities of the present utility model, not only can detect the temperature of described energy bag, but also can detect whether nut loosens simultaneously, it is not necessary to two detecting elements be set, and easy to assembly, it is hardly damaged sensor 100.
Above example is only in order to illustrate the technical solution of the utility model and unrestricted, although this utility model being described in detail with reference to preferred embodiment, it will be understood by those within the art that, the technical solution of the utility model can be modified or equivalent, without deviating from the spirit and scope of technical solutions of the utility model.
Claims (8)
1. a sensor, for the energy bag connected by bolt by some battery core modules, it is characterized in that: described sensor includes that the stator being connected to realize conduction of heat fixed by temperature-sensing element with described temperature-sensing element, described stator be provided with for described bolt by and through hole that described stator is fixed together with described battery core module.
Sensor the most according to claim 1, it is characterized in that: described sensor also includes housing the accepting box of described temperature-sensing element, one end of described stator is connected through described accepting box with described temperature-sensing element, and the other end of described stator stretches out from described accepting box.
Sensor the most according to claim 1, it is characterised in that: described stator is sheet metal.
4. an energy bag, if including some battery core modules, the bolt stem that is connected in series some described battery core modules, it is characterized in that: described energy bag also includes the sensor as described in any one in claim 1 ~ 3, described stator is fixed together with described battery core module by described bolt by described through hole.
Energy bag the most according to claim 4, it is characterised in that: each described bolt junction is respectively and fixedly provided with a corresponding sensor.
6. the energy assures a reason system, including energy bag and main controller；If described energy bag includes some battery core modules, the bolt stem being connected in series some described battery core modules, is fixed on described bolt junction and the sensor communicated to connect with described main controller；Described sensor is the sensor in claim 1 ~ 3 described in any one, and described stator is fixed together with described battery core module by described bolt by described through hole.
The energy the most according to claim 6 assures reason system, it is characterised in that: the described energy assure reason system be additionally included in when any bolt is in loosening state or energy bag temperature higher than the energy job contract make time maximum temperature time for protecting the protection system of energy bag.
The energy the most according to claim 6 assures reason system, it is characterised in that: each described bolt junction is respectively and fixedly provided with a corresponding sensor；And each sensor is both provided with unique address code.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521080211.7U CN205429104U (en) | 2015-12-22 | 2015-12-22 | Sensor, ability source packet, ability source packet management system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521080211.7U CN205429104U (en) | 2015-12-22 | 2015-12-22 | Sensor, ability source packet, ability source packet management system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205429104U true CN205429104U (en) | 2016-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521080211.7U Withdrawn - After Issue CN205429104U (en) | 2015-12-22 | 2015-12-22 | Sensor, ability source packet, ability source packet management system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205429104U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105576303A (en) * | 2015-12-22 | 2016-05-11 | 苏州益高电动车辆制造有限公司 | Sensor, power pack, power pack management system and power pack management method |
-
2015
- 2015-12-22 CN CN201521080211.7U patent/CN205429104U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105576303A (en) * | 2015-12-22 | 2016-05-11 | 苏州益高电动车辆制造有限公司 | Sensor, power pack, power pack management system and power pack management method |
| CN105576303B (en) * | 2015-12-22 | 2018-09-18 | 苏州益高电动车辆制造有限公司 | Sensor, energy packet, the energy assure reason system and energy package management method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160803 Effective date of abandoning: 20180918 |