CN210970647U - Battery pack lower supporting plate with PTC heater - Google Patents
Battery pack lower supporting plate with PTC heater Download PDFInfo
- Publication number
- CN210970647U CN210970647U CN201921985407.9U CN201921985407U CN210970647U CN 210970647 U CN210970647 U CN 210970647U CN 201921985407 U CN201921985407 U CN 201921985407U CN 210970647 U CN210970647 U CN 210970647U
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- wire
- battery pack
- conducting substrate
- ptc heater
- shaped
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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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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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Abstract
The utility model discloses a battery pack lower supporting plate with PTC heaters, which relates to the field of thermal management of a new energy automobile battery system, and comprises a lower supporting plate and the PTC heaters arranged in the lower supporting plate, wherein a supporting beam in a frame structure is arranged in the lower supporting plate, a plurality of PTC heaters are horizontally arranged on the supporting beam, each PTC heater consists of a heat conducting substrate, a heating chip, a wire seat and a power supply butt plug, the heat conducting substrate is horizontally arranged at the lower end of the supporting beam, a U-shaped plate is arranged on the upper end surface of the heat conducting substrate, an installation cavity is formed between the U-shaped plate and the heat conducting substrate, the wire seat is arc-shaped, the lower end surface of the wire seat is provided with an arc-shaped wire arranging groove, and the upper end surface of the wire seat is provided with a flanging edge extending to the position right below the wire arranging groove, the utility model has simple structure, the, the battery pack has high generalization degree, ensures the capacity and the service life of the battery pack, and brings convenience to practical use.
Description
Technical Field
The utility model relates to a new energy automobile battery system heat management field, specifically speaking, the utility model relates to a battery package bottom plate with PTC heater.
Background
With the increasing environmental problems and energy crisis, electric vehicles have come to be driven in this background. The battery system of the electric vehicle mainly provides power energy, and the battery system is greatly influenced by temperature, and the capacity and the service life of the battery are rapidly reduced under the condition of low temperature, so the thermal management of the battery becomes one of the necessary functions of the battery system. In the current battery specification in the market, the VDA module has high integration maturity and good generalization, but the corresponding thermal management technologies are various and the generalization degree is low, thereby bringing certain troubles to the design of a battery system.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a battery package bottom plate with PTC heater aims at solving above-mentioned not enough that exists.
In order to realize the purpose, the utility model discloses the technical scheme who takes does: a battery pack lower supporting plate with PTC heaters comprises a lower supporting plate and the PTC heaters arranged in the lower supporting plate, wherein a plurality of mounting seats used for being assembled with a battery pack shell are arranged on the outer wall of the lower supporting plate, a supporting beam in a frame structure is arranged inside the lower supporting plate, a plurality of PTC heaters are horizontally arranged on the supporting beam, each PTC heater consists of a heat-conducting substrate, a heating chip, a lead seat and a power supply butt plug of the lead seat, the heat-conducting substrate is horizontally arranged at the upper end of the supporting beam, a strip-shaped U-shaped plate is arranged on the lower end face of the heat-conducting substrate, a mounting cavity for mounting the heating chip is formed between the U-shaped plate and the heat-conducting substrate, the heating chip is mounted in the mounting cavity, the lead seat is arranged on the lower end face of the heat-conducting substrate and is positioned at the position of the end part of the U-shaped plate, the lead seat, and the lower end face of the wire seat is provided with a flanging extending to the position right below the wire arranging groove, one end of the wire is connected with the heating chip, the other end of the wire penetrates through the wire arranging groove, and the power supply butt plug is installed at the other end of the wire.
Preferably, the end part of the end face of the heat-conducting substrate is provided with a pin hole and a positioning hole, the upper end of the supporting beam is provided with a limiting pin corresponding to the pin hole and an assembling hole corresponding to the positioning hole, the limiting pin penetrates through the pin hole, and locking pieces are detachably mounted in the positioning hole and the mounting hole.
Preferably, the heating chip is clamped in the mounting cavity.
Preferably, the upper ends of the mounting seats at two corner positions on the outer wall of the lower supporting plate are provided with vertical limiting guide pillars.
The utility model has the advantages that: the utility model discloses a through set up the PTC heater in the inside of bottom plate, when the temperature of the environment that the battery package was located is lower, the temperature of the environment that the battery package was located can be improved through the PTC heater, thereby guarantee the capacity and the life of battery package, when the installation, the pinhole on the heat conduction base plate aims at the locating pin on the supporting beam, and let the locating pin pass through from the pinhole, then lock the heat conduction base plate in supporting beam upper end with the retaining member, set up U-shaped plate base plate at the lower extreme of heat conduction base plate, form the installation cavity that supplies the installation heating chip between U-shaped plate and the heat conduction base plate, make the heating chip need not the fastener just can the joint in the installation cavity, be convenient for the assembly and the change of heating chip, in addition, set up curved winding displacement groove on the wire seat, and set up the hem that extends to winding displacement groove below on the wire seat, the wire passes from, and set up the hem that turns over, played the limiting displacement to the wire, prevented that the phenomenon of drunkenness from appearing in the wire seat in the use wire, reduced the possibility that contact failure appears, guaranteed the stability between wire and the heating chip the utility model discloses in, utilize the heating chip to heat, utilize the heat conduction base plate to carry out thermal transmission, heat-conduction is comparatively stable, and the commonality is higher, has brought the guarantee for safety, the efficient use of battery package.
The utility model discloses simple structure, simple to operate, PTC heater direct mount are in the bottom plate that is used for installing on the casing of panel, and the universalization degree is higher, have guaranteed the capacity and the life of battery package, and it is convenient to bring for in-service use.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is a schematic view of a PTC heater;
FIG. 4 is an assembly view of the PTC heater;
FIG. 5 is a schematic view of a wire holder;
the heating device comprises a lower supporting plate 1, a mounting seat 2, a limiting guide post 3, a supporting beam 4, a limiting pin 5, a PTC heater 6, a heat conducting base plate 61, a U-shaped plate 62, a pin hole 63, a wire seat 64, a wire arranging groove 641, a flanging 642, a wire 65, a power supply butt joint plug 66 and a heating chip 67.
Detailed Description
The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings, for the purpose of helping those skilled in the art to understand more completely, accurately and deeply the conception and technical solution of the present invention, and to facilitate its implementation.
As shown in fig. 1 to 5, a battery pack bottom plate with PTC heaters comprises a bottom plate 1 and PTC heaters 6 arranged in the bottom plate 1, wherein a plurality of mounting seats 2 for assembling with a battery pack shell are arranged on the outer wall of the bottom plate 1 for realizing the assembly between the battery pack shell and the bottom plate 1, a support beam 4 in a frame structure is arranged in the bottom plate 1, a plurality of PTC heaters 6 are horizontally arranged on the support beam 4, each PTC heater 6 is composed of a heat-conducting substrate 61, a heating chip 67, a lead 65, a lead seat 64 and a power supply butt plug 66 thereof, the heat-conducting substrate 61 is horizontally arranged at the upper end of the support beam 4, a strip-shaped U-shaped plate 62 is arranged on the upper end surface of the heat-conducting substrate 61, a mounting cavity for mounting the heating chip 67 is formed between the U-shaped plate 62 and the heat-conducting substrate 61, the heating chip 67 is mounted in the mounting cavity, the lead seat 64 is arranged on the lower end face of the heat conducting substrate 61 and located at the end of the U-shaped plate 62, the lead seat 64 is arc-shaped, the lower end face of the lead seat 64 is provided with an arc-shaped wiring groove 641, the lower end face of the lead seat 64 is provided with a flanging 642 extending to the position right below the wiring groove 641, one end of the lead 65 is connected with the heating chip 67, the other end of the lead 65 penetrates through the wiring groove 641, the power supply butt plug 66 is arranged at the other end of the lead 65, and when the PTC heater 6 is used, the PTC heater is connected in parallel with a power-on circuit through the power supply butt plug 66.
In this embodiment, the end portion of the end surface of the heat conducting substrate 61 is provided with a pin hole 63 and a positioning hole, the upper end of the supporting beam 4 is provided with a limit pin 5 corresponding to the pin hole 63 and an assembling hole corresponding to the positioning hole, the limit pin 5 penetrates through the pin hole, the alignment and installation of the heat conducting substrate 61 can be rapidly realized, and a locking member is detachably installed in the positioning hole and the installing hole.
In this embodiment, the heating chip card 67 is connected in the installation cavity, so that the assembly and the replacement of the heating chip are convenient.
In this embodiment, the upper ends of the mounting seats at two corner positions on the outer wall of the lower supporting plate 1 are provided with vertical limiting guide pillars 3, the outer edge of the battery pack case is provided with limiting through holes corresponding to the limiting guide pillars 3, and when the battery pack case is mounted, the limiting guide pillars 3 penetrate through the limiting through holes to realize the quick alignment mounting of the lower supporting plate 1.
The utility model discloses a through set up PTC heater 6 in bottom plate 1, when the temperature of the environment that the battery package is located is lower, can improve the temperature of the environment that the battery package is located through PTC heater 6, thereby guarantee the capacity and the life of battery package, when installing, aim at locating pin 5 on supporting beam 4 with pinhole 63 on the heat conduction base plate 61, and let locating pin 5 pass through from pinhole 63, then lock heat conduction base plate 61 in supporting beam 4 upper end with the retaining member, set up U-shaped board base plate 62 at the lower extreme of heat conduction base plate 61, form the installation cavity that supplies to install heating chip 67 between U-shaped board 62 and heat conduction base plate 61, make heating chip 67 need not the fastener just can the joint in the installation cavity, be convenient for the assembly and the change of heating chip 67, in addition, set up curved winding displacement groove 641 on wire seat 64, and set up the turn-over edge 642 that extends to winding displacement groove below on wire seat 64, wire 65 passes from winding displacement groove 641, because winding displacement groove 641 is the arc, and has set up flanging 642, plays the limiting displacement to wire 65, prevents that the phenomenon of drunkenness from appearing in wire seat 64 in the use wire 65, reduces the possibility that contact failure appears, has guaranteed the stability between wire 65 and the heating chip 67 the utility model discloses in, utilize heating chip 67 to heat, utilize heat conduction base plate 61 to carry out thermal transmission, heat-conduction is comparatively stable, and the commonality is higher, has brought the guarantee for the safety of battery package, efficient use.
The utility model discloses simple structure, simple to operate, PTC heater direct mount are in the bottom plate that is used for installing on the casing of panel, and the universalization degree is higher, have guaranteed the capacity and the life of battery package, and it is convenient to bring for in-service use.
The present invention has been described in detail with reference to the accompanying drawings, and it is to be understood that the invention is not limited to the specific embodiments, but is intended to cover various insubstantial modifications, including those made by the method and technical solutions of the present invention; or without improvement, the above conception and technical solution of the present invention can be directly applied to other occasions, all within the protection scope of the present invention.
Claims (4)
1. The utility model provides a battery package bottom plate with PTC heater, includes bottom plate (1) and locates PTC heater (6) in bottom plate (1), its characterized in that: the battery pack structure is characterized in that a plurality of mounting seats (2) used for being assembled with a battery pack shell are arranged on the outer wall of the lower supporting plate (1), a supporting beam (4) in a frame structure is arranged in the lower supporting plate (1), a plurality of PTC heaters (6) are horizontally arranged on the supporting beam (4), each PTC heater (6) consists of a heat-conducting substrate (61), a heating chip (67), a lead (65), a lead seat (64) and a power supply butt joint plug (66), the heat-conducting substrate (61) is horizontally arranged at the upper end of the supporting beam (4), a strip-shaped U-shaped plate (62) is arranged on the lower end face of the heat-conducting substrate (61), a mounting cavity for mounting the heating chip (67) is formed between the U-shaped plate (62) and the heat-conducting substrate (61), the heating chip (67) is mounted in the mounting cavity, and the lead seat (64) is arranged on the lower end, and the wire seat (64) is arc-shaped, the lower end face of the wire seat (64) is provided with an arc-shaped wiring groove (641), the lower end face of the wire seat (64) is provided with a flanging (642) extending to the position right below the wiring groove (641), one end of a wire (65) is connected with the heating chip (67), the other end of the wire (65) penetrates through the wiring groove (641), and the power supply butt plug (66) is installed at the other end of the wire (65).
2. The battery pack lower tray with the PTC heater according to claim 1, wherein: the end part of the end face of the heat-conducting substrate (61) is provided with a pin hole (63) and a positioning hole, the upper end of the supporting beam (4) is provided with a limiting pin (5) corresponding to the pin hole (63) and an assembling hole corresponding to the positioning hole, the limiting pin (5) penetrates through the pin hole (63), and a locking piece is detachably mounted in the positioning hole and the mounting hole.
3. The battery pack lower tray with the PTC heater according to claim 1, wherein: the heating chip (67) is clamped in the mounting cavity.
4. The battery pack lower tray with the PTC heater according to claim 1, wherein: the upper ends of the mounting seats (2) positioned at two corner positions on the outer wall of the lower supporting plate (1) are provided with vertical limiting guide pillars (3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921985407.9U CN210970647U (en) | 2019-11-15 | 2019-11-15 | Battery pack lower supporting plate with PTC heater |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921985407.9U CN210970647U (en) | 2019-11-15 | 2019-11-15 | Battery pack lower supporting plate with PTC heater |
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CN210970647U true CN210970647U (en) | 2020-07-10 |
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CN201921985407.9U Active CN210970647U (en) | 2019-11-15 | 2019-11-15 | Battery pack lower supporting plate with PTC heater |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112277664A (en) * | 2020-10-29 | 2021-01-29 | 安徽舟之航电池有限公司 | Battery package structure convenient to assemble with underbody |
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2019
- 2019-11-15 CN CN201921985407.9U patent/CN210970647U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112277664A (en) * | 2020-10-29 | 2021-01-29 | 安徽舟之航电池有限公司 | Battery package structure convenient to assemble with underbody |
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