CN112839400B - Battery heating assembly and manufacturing process thereof - Google Patents
Battery heating assembly and manufacturing process thereof Download PDFInfo
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- CN112839400B CN112839400B CN202011637521.XA CN202011637521A CN112839400B CN 112839400 B CN112839400 B CN 112839400B CN 202011637521 A CN202011637521 A CN 202011637521A CN 112839400 B CN112839400 B CN 112839400B
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- metal core
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- bush
- battery
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/36—Coil arrangements
- H05B6/40—Establishing desired heat distribution, e.g. to heat particular parts of workpieces
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/615—Heating or keeping warm
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/36—Coil arrangements
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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
Abstract
The invention discloses a battery heating assembly and a manufacturing process thereof, belonging to the technical field of new energy automobile battery devices; the assembly comprises a bottom support serving as a base, wherein a lining assembly, a metal core for heat transfer and an electromagnetic heating ring for heating the metal core are arranged in the bottom support; the invention solves the problems that the endurance of a new energy vehicle adopting electricity as an energy source is greatly reduced under the condition of over low or lower environmental temperature in winter, and the loss of a battery is large in the using process, can effectively improve the heating efficiency by an electromagnetic induction heating mode, effectively improve the activity of the battery, prolong the endurance of the new energy vehicle and effectively prolong the service life of the battery.
Description
Technical Field
The invention relates to a battery heating assembly, and belongs to the technical field of new energy automobile battery devices.
Background
The principle of electromagnetic induction heating is that alternating current generated by an induction heating power supply generates an alternating magnetic field through an inductor (namely a coil), a magnetic conductive object is arranged in the inductor to cut alternating magnetic lines, so that alternating current (namely eddy current) is generated inside the object, the eddy current enables atoms inside the object to move randomly at high speed, and the atoms collide with each other and rub to generate heat energy, thereby achieving the effect of heating the object. The heating method is a heating method which converts electric energy into magnetic energy so that the heated steel body induces the magnetic energy to generate heat. The method fundamentally solves the problem of low efficiency of heating by a resistance type heat conduction mode, such as an electric heating piece, an electric heating ring and the like.
With the development of the society of today, more and more people are beginning to pay attention to environmental protection. To better protect the environment, the country is also strongly supporting electric vehicle policies. More and more electric vehicles are also accepted by chinese and come into use, generally in lead acid batteries, because power generation must be performed by chemical reaction, so that it may be caused to enter the inside when the battery temperature is too low in winter. The active material is reduced and thus the power consumption is too fast.
Heating a battery is a very good means for maintaining the best performance of the battery and providing sufficient endurance, and it is a very important issue how to heat and ensure the performance.
Disclosure of Invention
The invention aims to: to the problem that above-mentioned exists, provide a battery heating element, the device can effectually heat to the battery, and it is poor to have solved traditional new energy automobile battery continuation of the journey ability in winter, the not good problem of battery power supply effect, and the design through its structure can effectual improvement battery low temperature environment around it when winter simultaneously to improve the performance of battery, also can improve the life of battery simultaneously.
The technical scheme adopted by the invention is as follows:
the utility model provides a battery heating assembly, includes the collet as the base, is provided with the bush subassembly in this collet and is used for the metal core of heat transfer and is used for heating the electromagnetic heating circle of metal core, and this metal core bottom sets up on the collet, and the electromagnetic heating circle can overlap the outside of locating the metal core or realize stable assembly through the bush subassembly, and electromagnetic heating circle circular telegram back heats the metal core to heat is come out through the heat transfer of metal core and heats, but the collet adopts the metal material of heat conduction to make so that thermal transmission.
Further, the bushing assembly includes a first bushing and a second bushing, the first bushing matingly fitting with the second bushing to form the bushing assembly.
Further, the metal core comprises a head part and a shaft part, and the diameter of the head part is larger than that of the shaft part.
Further, the bottom of the first bushing is provided with a first assembly hole through which the rod portion of the metal core can pass, the first assembly hole having a smaller diameter than the head portion so as to fix the metal core between the shoe and the first bushing.
Furthermore, a metal core sleeve for sleeving a metal core is arranged in the middle of the second bushing, the metal core is assembled in the accommodating cavity in the metal core sleeve, and the outer side wall of the metal core sleeve is sleeved with the electromagnetic heating ring so as to prevent the electromagnetic heating ring from being damaged by the temperature of the metal core after the metal core is heated.
Furthermore, be provided with location portion on this second bush, be provided with corresponding constant head tank on the collet, through the assembly of location portion and constant head tank in order to realize overall structure's stability.
Furthermore, the first bushing is sleeved on the outer side wall of the lower portion of the second bushing, an assembly opening is further formed in the first bushing, and the positioning portion is assembled in the assembly opening and matched with the positioning groove for assembly.
Furthermore, the two sides of the second bush are also provided with inserting grooves used for facilitating wiring of the coil, the two joints of the electromagnetic heating coil are connected with binding posts, and the binding posts are assembled in the inserting grooves.
Furthermore, after the wiring terminal is assembled in the insertion groove, the top of the wiring terminal is detachably and fixedly connected with a lead terminal, and the electromagnetic heating ring is electrified through the lead terminal.
Further, the bottom of the bottom support is also provided with a gasket for facilitating assembly, and the bottom support and the gasket are made of heat-conducting materials for realizing temperature transmission.
The utility model provides a battery heating element manufacture craft, but place shaping and heat transfer's metalwork collet in the below, regard the collet as the base, place the metal core in the appearance intracavity of collet again, again with first bush suit metal core on, assemble the second bush that non-metallic material made on first bush again, the second bush passes through location portion, the constant head tank, the metal core is realized to the assembly opening, the assembly position relation of first bush and collet, after the assembly second bush, the assembly has the electromagnetic heating circle of terminal, terminal assembly through electromagnetic heating circle both ends connection is in the inserting groove, assemble the lead terminal again.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
the battery heating assembly and the manufacturing process thereof effectively solve the problems that the endurance of a new energy vehicle adopting electricity as an energy source is greatly reduced under the condition of too low or low environmental temperature in winter, and the loss of a battery is large in the using process.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a cross section of the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a burst profile of the present invention.
The mark in the figure is: 1-bottom support, 11-positioning groove, 12-second assembling hole, 2-gasket, 3-metal core, 31-head, 32-rod, 4-electromagnetic heating ring, 5-first bushing, 51-first assembling hole, 52-assembling opening, 6-second bushing, 61-metal core sleeve, 62-positioning part, 63-inserting groove, 7-binding post and 8-lead terminal.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.
Examples
A battery heating assembly is disclosed, as shown in fig. 1 to 4, comprising a base support 1 as a base, a lining assembly is arranged in the base support 1, a metal core 3 for heat transfer and an electromagnetic heating ring 4 for heating the metal core, the bottom of the metal core 3 is arranged on the base support 1, the electromagnetic heating ring can be sleeved outside the metal core or stably assembled through the lining assembly, the metal core is heated after the electromagnetic heating ring is powered on, and the heat is transferred out through the metal core for heating, and the base support is made of a metal material capable of conducting heat so as to facilitate the heat transfer.
In this embodiment, accessible electromagnetic heating circle heats the metal core, and the metal core still possesses the function that has heat transfer, can heat the battery in the new energy car battery compartment at heat transfer's in-process, in winter, ambient temperature is lower, battery operating efficiency is lower under the lower condition of temperature, there is great influence to the duration of new energy car, especially in northeast, ambient temperature is very low, though do not influence the start-up of vehicle, but can directly influence the duration of vehicle battery, design through this heating device, can effectual assurance battery work operation under suitable temperature environment, not only effectual duration that has improved the battery, the effectual life who improves the battery simultaneously also.
As a more specific design, based on the above specific structure, in another specific embodiment, the bushing assembly includes a first bushing 5 and a second bushing 6, and the first bushing 5 and the second bushing 6 are matched to form the bushing assembly. In this particular structure, two bushings are used in matching manner based on the stability of the whole structure and the effect of heat transfer, and the particular structural design will be specifically described below.
On the basis of the above specific structural design, in order to ensure the assembly stability of the metal core structure, as a specific description, in one specific embodiment, the metal core 3 includes a head portion 31 and a rod portion 32, and the diameter of the head portion 31 is larger than that of the rod portion 32. As a specific description, the structure is a T-shaped structure when viewed in cross section. More specifically, in order to ensure the performance and effect of the metal core, the head portion and the rod portion of the metal core are integrally formed. Generally, the material used for the metal core 3 is generally an iron core.
As a more specific structural design, based on the above specific structural design, in another specific embodiment, the bottom of the first bushing 5 is provided with a first assembly hole 51 through which the rod portion 32 of the metal core can pass, and the diameter of the first assembly hole 51 is smaller than that of the head portion 31 so as to fix the metal core between the shoe and the first bushing. The design of this structure can effectual messenger's metal core assembly between collet and first bush after the assembly, and the most important is, the design of this mode for the metal core can not produce the displacement that reciprocates, can effectually guarantee whole heating device's compactness and stability.
As a more specific optimization, based on the design of the above-mentioned embodiment, a further optimization is made, in another embodiment, a metal core sleeve 61 for sleeving a metal core is arranged in the middle of the second bushing 6, the metal core is assembled in the cavity inside the metal core sleeve, and the electromagnetic heating coil is sleeved on the outer side wall of the metal core sleeve, so as to avoid the damage to the electromagnetic heating coil caused by the temperature of the metal core after the metal core is heated. The design of this mode can effectual messenger electromagnetic heating coil can separate the metal core cover and just heat the metal core again, and the principle of especially electromagnetic induction can not influence the heating to the metal core and produce the influence, has still guaranteed simultaneously that solenoid can not cause easy ageing problem because of the temperature of metal core. Thus, as a more specific design, the second bushing is made of a non-metallic material. More specifically, an annular groove is formed between the metal core sleeve and the side wall of the second bushing to facilitate assembly of the electromagnetic heating coil.
In assembly, the stability of the whole structure is not only required to be considered after the assembly, and the problem of relative rotation is easily caused due to the structure that the cylinder is adopted inside, in order to reduce the existence of the problem and maintain the stability of the whole heating device, in one specific embodiment, the second bushing is provided with the positioning part 62, the bottom support 1 is provided with the corresponding positioning groove 11, and the stability of the whole structure is realized through the assembly of the positioning part and the positioning groove.
Of course, as a more specific design, on the basis of the above specific structural design, in another specific embodiment, the first bushing 5 is sleeved on the outer side wall of the lower portion of the second bushing 6, and the first bushing is further provided with an assembling opening 52, and the positioning portion is assembled in the assembling opening and is matched with the positioning groove.
As a specific description, under the action of gravity, the upper surface of the first bushing 5 is in fit matching with the upper surface of the metal core head, so that after assembly, the whole device can effectively limit the metal core, and then limit the metal core up and down after assembly by the second bushing, thereby realizing compact assembly of the whole structure. It is noted that the first bushing and the second bushing function differently here, and it has been described above that the second bushing is of a non-metallic material, so that, in a more specific design, the first bushing is made of lead and the second bushing is made of nylon.
On the basis of the design of the specific structure, as a more specific design, in one specific embodiment, insertion grooves 63 for facilitating coil wiring are further arranged on two sides of the second bushing 6, two joints of the electromagnetic heating coil 4 are connected with terminals 7, and the terminals are assembled in the insertion grooves. In the middle of this design, this terminal can be for welded fastening on the both ends joint of electromagnetic heating circle to vertical setting, and in actual assembly, this inserting groove can directly correspond the terminal, effectual carry on spacingly and fix the electromagnetic heating circle to the electromagnetic heating circle when the assembly. In this description, as a working principle of the electromagnetic heating coil, as a specific design, the electromagnetic heating coil is made of an enameled wire.
As a more optimized design, on the basis of the structural design of the above-mentioned embodiment, after the binding post 7 is assembled in the insertion groove, the top of the binding post is detachably and fixedly connected with the lead terminal 8, so as to realize the electrification of the electromagnetic heating coil through the lead terminal. After the lead terminal is additionally arranged, the lead terminal can be welded and fixed and can also be closed through a bolt. Thereby effectively realizing the molding of the integral structure.
In order to better facilitate assembly, in one embodiment, the bottom of the mounting base 1 is further provided with a gasket 2 for facilitating assembly, and the mounting base 1 and the gasket 2 are made of heat-conducting materials for realizing temperature transmission. Specifically, the gasket is matched with the bottom of the bottom support, and bolt holes are arranged on two sides of the gasket so as to facilitate assembly.
In a more specific structural design, the bottom of the bottom support 1 is also provided with a second assembling hole 12 so as to facilitate the transmission of heat energy. The second fitting hole 12 has a diameter smaller than that of the head of the metal core. To maintain the heat transfer effect, the base support is made of metal, and the metal is aluminum or copper. More specifically, the gasket is also made of aluminum or copper.
After the assembly is finished, the upper part of the integral structure is sealed in an injection molding (liquid plastic is poured inwards), so that the integral structure is formed.
In conclusion, the battery heating assembly effectively solves the problems that the endurance capacity of a new energy vehicle adopting electricity as an energy source is greatly reduced under the condition that the environmental temperature is too low or lower in winter, and the loss of a battery is large in the using process, can effectively improve the heating efficiency in an electromagnetic induction heating mode, cannot generate too high temperature to cause other potential dangers in a battery cabin, can effectively heat the battery under the action of a heating device, thereby effectively improving the activity of the battery, prolonging the endurance capacity of the new energy vehicle, and effectively prolonging the service life of the battery.
Example 2
A manufacturing process of a battery heating assembly comprises the following steps:
place integrated into one piece and heat transferrable metalwork collet in the below, regard the collet as the base, place the metal core in the appearance intracavity of collet again, again with first bush suit metal core on, assemble the second bush that non-metallic material made again on first bush, the second bush passes through location portion, the constant head tank, the assembly opening realizes the metal core, the assembly position relation of first bush and collet, after assembling the second bush, the assembly has the electromagnetic heating circle of terminal, terminal assembly through electromagnetic heating circle both ends connection is in the inserting groove, assemble the lead terminal again.
As a more specific design, the width of the lead terminal is matched with the width of the insertion groove to realize the positioning of the electromagnetic heating coil. Specifically, the width of the lead terminal is 1-2mm less than that of the insertion groove.
After the above assembly is completed, as a specific description, the upper portion of the integral structure is sealed by injection molding (pouring liquid plastic into the upper portion), so as to form the integral structure.
In conclusion, the battery heating assembly and the manufacturing process thereof effectively solve the problems that the endurance of a new energy vehicle adopting electricity as an energy source is greatly reduced under the condition that the environmental temperature is too low or lower in winter, and the loss of batteries is large in the using process, can effectively improve the heating efficiency in an electromagnetic induction heating mode, cannot generate too high temperature to cause other potential dangers in a battery cabin, can effectively heat the batteries under the action of a heating device, thereby effectively improving the activity of the batteries, prolonging the endurance of the new energy vehicle, and effectively prolonging the service life of the batteries.
The above description is intended to be illustrative of the preferred embodiment of the present invention and should not be taken as limiting the invention, but rather, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.
Claims (7)
1. A battery heating assembly, comprising: the heating device comprises a bottom support (1) serving as a base, wherein a lining component, a metal core (3) used for heat transfer and an electromagnetic heating ring (4) used for heating the metal core are arranged in the bottom support (1), the bottom of the metal core (3) is arranged on the bottom support (1), the electromagnetic heating ring can be sleeved outside the metal core or stably assembled through the lining component, the electromagnetic heating ring heats the metal core after being electrified and is heated through heat transfer of the metal core, and the bottom support is made of a heat-conducting metal material so as to facilitate the heat transfer;
the bushing assembly comprises a first bushing (5) and a second bushing (6), the first bushing (5) and the second bushing (6) are matched and assembled to form the bushing assembly;
the metal core (3) comprises a head part (31) and a rod part (32), and the diameter of the head part (31) is larger than that of the rod part (32);
the bottom of the first bush (5) is provided with a first assembly hole (51) through which the stem portion (32) of the metal core can pass, the first assembly hole (51) having a smaller diameter than the head portion (31) to facilitate fixing the metal core between the shoe and the first bush.
2. A battery heating assembly as defined in claim 1, wherein: this second bush (6) middle part is provided with metal core cover (61) that are used for suit metal core, and this metal core assembles in the inside intracavity that holds of metal core cover, and the lateral wall of metal core cover is located to the electromagnetic heating circle cover to avoid the temperature of the metal core behind the heating metal core to cause the damage to the electromagnetic heating circle, form the ring channel so that assemble the electromagnetic heating circle between the lateral wall of this metal core cover and second bush.
3. A battery heating assembly as defined in claim 1, wherein: the second bushing is provided with a positioning part (62), the bottom support (1) is provided with a corresponding positioning groove (11), and the positioning part and the positioning groove are assembled to realize the stability of the whole structure.
4. A battery heating assembly as defined in claim 3, wherein: the first bushing (5) is sleeved on the outer side wall of the lower portion of the second bushing (6), an assembling opening (52) is further formed in the first bushing, and the positioning portion is assembled in the assembling opening and matched with the positioning groove.
5. A battery heating assembly as defined in claim 1, wherein: the two sides of the second lining (6) are also provided with an inserting groove (63) for facilitating wiring of the coil, two joints of the electromagnetic heating coil (4) are connected with a wiring terminal (7), and the wiring terminal is assembled in the inserting groove.
6. A battery heating assembly as defined in claim 5, wherein: after the wiring terminal (7) is assembled in the insertion groove, the top of the wiring terminal is detachably and fixedly connected with a lead terminal (8), and the electromagnetic heating ring is electrified through the lead terminal.
7. A manufacturing process of a battery heating assembly is characterized by comprising the following steps: place shaping and heat transferable's metalwork collet in the below, regard the collet as the base, place the metal core in the appearance intracavity of collet again, again with first bush suit metal core on, assemble the second bush that non-metallic material made on first bush again, the second bush passes through location portion, the constant head tank, the assembly opening realizes the metal core, the assembly position relation of first bush and collet, after assembling the second bush, the assembly has the electromagnetic heating circle of terminal, terminal assembly through electromagnetic heating circle both ends connection is in the inserting groove, assemble the lead terminal again.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011637521.XA CN112839400B (en) | 2020-12-31 | 2020-12-31 | Battery heating assembly and manufacturing process thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011637521.XA CN112839400B (en) | 2020-12-31 | 2020-12-31 | Battery heating assembly and manufacturing process thereof |
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| CN112839400A CN112839400A (en) | 2021-05-25 |
| CN112839400B true CN112839400B (en) | 2023-02-03 |
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| CN113506933A (en) * | 2021-06-18 | 2021-10-15 | 西安交通大学 | Lithium battery heating device |
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| CN106455172A (en) * | 2016-09-12 | 2017-02-22 | 国网浙江省电力公司紧水滩水力发电厂 | Automatic heating device of generator thrust block |
| CN106658800A (en) * | 2016-11-28 | 2017-05-10 | 江西江钨稀有金属新材料股份有限公司 | Induction coil heating device and manufacturing method thereof |
| CN106617325A (en) * | 2017-03-23 | 2017-05-10 | 湖南酷伯新晶电子科技有限公司 | Heating body and curing object matched with heating body, electronic cigarette atomizer and electronic cigarette |
| CN207443158U (en) * | 2017-09-05 | 2018-06-01 | 聚之点科技（中山）有限公司 | A kind of electronic cigarette magnetic heating boiler |
| CN207754554U (en) * | 2017-12-22 | 2018-08-24 | 深圳市合元科技有限公司 | A kind of heating device and smoking set |
| CN108617039A (en) * | 2018-05-21 | 2018-10-02 | 深圳市卓力能电子有限公司 | A kind of electronic cigarette heating element and preparation method |
| CN110695611A (en) * | 2019-11-01 | 2020-01-17 | 江苏昇顺机电有限公司 | Heating mechanism of bearing heater |
| CN210937080U (en) * | 2019-11-29 | 2020-07-07 | 南京宝泰特种材料股份有限公司 | Bimetal impeller casing casting mould |
| CN211128264U (en) * | 2019-12-09 | 2020-07-28 | 南通盛邦制辊有限公司 | Shielding heat-insulation energy-saving electromagnetic heating roller |
| CN211860585U (en) * | 2020-02-26 | 2020-11-03 | 深圳麦时科技有限公司 | Heating member and electromagnetic heating baking device |
| CN111248513A (en) * | 2020-02-27 | 2020-06-09 | 重庆中烟工业有限责任公司 | Electromagnetic heating low-temperature smoking set |
| CN112021665A (en) * | 2020-08-25 | 2020-12-04 | 深圳易佳特科技有限公司 | Tobacco flue-curing device |
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