CN213905493U - Small-size power battery package structure and electric motor car with waterproof function - Google Patents
Small-size power battery package structure and electric motor car with waterproof function Download PDFInfo
- Publication number
- CN213905493U CN213905493U CN202022914270.7U CN202022914270U CN213905493U CN 213905493 U CN213905493 U CN 213905493U CN 202022914270 U CN202022914270 U CN 202022914270U CN 213905493 U CN213905493 U CN 213905493U
- Authority
- CN
- China
- Prior art keywords
- battery pack
- hole
- upper cover
- bottom shell
- power battery
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
The utility model relates to the technical field of power battery packs, in particular to a small-sized power battery pack structure with a waterproof function and an electric vehicle, which comprises a bottom shell and an upper cover arranged on the bottom shell, wherein an installation cavity is formed on the bottom shell and the upper cover, a wire outlet is arranged on one side surface of the bottom shell, and a battery pack module is arranged in the installation cavity; the battery pack module comprises a battery pack and a plurality of core wires connected with the battery pack, the battery pack is positioned in the installation cavity, and the core wires penetrate through the wire outlet hole and extend to the outside of the bottom shell; the upper cover is provided with a glue filling hole and an exhaust hole, and the glue filling hole and the exhaust hole are both provided with detachable sealing elements; one end, close to the wire outlet hole, in the installation cavity body is filled with AB glue, and the AB glue covers a plurality of core wires and seals the wire outlet hole; the utility model discloses can reach IPX7 level water-proof effects to have the advantage of practicing thrift the cost and improving production efficiency, be applied to electric scooter or electric bicycle, can improve the security of using.
Description
Technical Field
The utility model relates to a power battery wraps technical field, especially relates to a small-size power battery package structure and electric motor car with waterproof function.
Background
Along with the appearance of electric scooter, electric bicycle now, more and more small-size power battery is applied to in the outdoor product, consequently, also more and more high to small-size power battery's security requirement.
At present, mainstream power PACK manufacturers in domestic industries design battery PACKs with waterproof structures, and due to the limitation of battery structure sizes and installation spaces, multi-core rubber-coated wires are needed to be used as signal acquisition lines or charge and discharge lines in practical design to save space in some battery PACK schemes.
Because of the characteristics of the performance structure of the multi-core rubber wire, gaps can be reserved between the core wire and between the core wire and the wire outer cover, and because of the gaps, the waterproof effect of a higher level can not be achieved generally, so that the multi-core rubber wire is applied to an electric scooter or an electric bicycle, and the use safety is reduced.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned problem that the battery package structure water-proof effects that exists is not good and the safety in utilization is poor, the utility model provides a small-size power battery package structure and electric motor car with waterproof function can reach IPX7 level water-proof effects to have the advantage of practicing thrift the cost and improving production efficiency, improve the security of using.
In order to solve the technical problem, the utility model provides a concrete scheme as follows:
a small-sized power battery pack structure with a waterproof function comprises a bottom shell and an upper cover arranged on the bottom shell, wherein an installation cavity is formed by the bottom shell and the upper cover, a wire outlet hole is formed in one side face of the bottom shell, and a battery pack module is arranged in the installation cavity;
the battery pack module comprises a battery pack and a plurality of core wires connected with the battery pack, the battery pack is positioned in the installation cavity, and the core wires penetrate through the wire outlet hole and extend to the outside of the bottom shell;
the upper cover is provided with a glue filling hole and an exhaust hole, and the glue filling hole and the exhaust hole are both provided with detachable sealing elements;
and one end in the mounting cavity, which is close to the wire outlet hole, is filled with AB glue, and the AB glue covers the core wires and the sealed wire outlet hole.
Optionally, the sealing element is a PC film with glue on one side, has excellent physical and mechanical properties, particularly excellent impact resistance, high tensile strength, bending strength and compressive strength, is convenient to process into shapes corresponding to those of the glue filling hole and the vent hole, and improves the sealing property and the waterproofness.
Optionally, the upper end edge of drain pan is equipped with the spread groove, the lower extreme edge of upper cover is equipped with the connection sand grip that corresponds with the spread groove, improves the connection leakproofness between drain pan and the upper cover, avoids the encapsulating in-process, and AB glue overflows.
Optionally, the encapsulating hole is located and covers the one end that is close to the wire hole on the upper cover, the exhaust hole is located and covers the one end of keeping away from the wire hole on the upper cover, at the in-process through the encapsulating hole encapsulating, because there is the air in the installation cavity, the air can be followed the exhaust hole and discharged to avoid influencing the encapsulating effect, the encapsulating hole is close to wire hole one end, and the AB glue of being convenient for seals the wire hole and carries out the cladding to many heart yearns.
Optionally, the external connection of group battery has the installing support, be provided with the connecting hole on the installing support, the drain pan is inside to be provided with the screw thread spliced pole that corresponds with the connecting hole, is convenient for fix the installing support, improves the stability of whole use.
Optionally, the bottom surface upper end of drain pan is provided with spacing muscle, the lower extreme of installing support is provided with the spacing groove with spacing muscle matched with, is convenient for carry out spacing installation and fixed to the installing support, improves the convenience of installation and the stability of use.
Optionally, the bottom shell and the upper cover are both made of a mixture of PC and ABS materials, so that the fireproof bottom shell has good mechanical strength, toughness and flame retardance and has a fireproof function.
The application also provides an electric vehicle, including the above-mentioned small-size power battery package structure that has waterproof function, with its in being applied to the electric vehicle, can improve the security of using.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model provides a pair of small-size power battery package structure with waterproof function can reach IPX7 level water-proof effects to have the advantage of practicing thrift the cost and improving production efficiency, be applied to it in the electric motor car, can improve the security of using.
Drawings
Fig. 1 is an exploded view of a small power battery pack structure with waterproof function provided in an embodiment of the present invention.
Wherein, 1 is a bottom shell; 11 is a connecting groove; 12 is a threaded connecting column; 13 is a limit rib; 2 is an upper cover; 21 is a connecting convex strip; 3 is an outlet hole; 4 is a battery pack module; 41 is a battery pack; 42 is a core wire; 5 is a glue filling hole; 6 is an exhaust hole; 7 is a sealing element; 8 is a mounting bracket; 81 is a limit groove.
Detailed Description
In order to explain the technical solution of the present invention in detail, the following will combine the drawings of the embodiments of the present invention to perform clear and complete description on the technical solution of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
For example, a small-sized power battery pack structure with a waterproof function comprises a bottom shell and an upper cover arranged on the bottom shell, wherein an installation cavity is formed by the bottom shell and the upper cover, a wire outlet hole is formed in one side surface of the bottom shell, and a battery pack module is arranged in the installation cavity; the battery pack module comprises a battery pack and a plurality of core wires connected with the battery pack, the battery pack is positioned in the installation cavity, and the core wires penetrate through the wire outlet hole and extend to the outside of the bottom shell; the upper cover is provided with a glue filling hole and an exhaust hole, and the glue filling hole and the exhaust hole are both provided with detachable sealing elements; one end of the installation cavity body close to the wire outlet hole is filled with AB glue, and the AB glue covers the multiple core wires and seals the wire outlet hole.
The small-size power battery package structure with waterproof function that this embodiment provided can reach IPX7 level water-proof effects to have the advantage of practicing thrift the cost and improving production efficiency, with its application in the electric motor car, can improve the security of using.
As shown in fig. 1, a small-size power battery package structure with waterproof function, includes drain pan 1 and locates upper cover 2 on the drain pan, and a side of drain pan is provided with wire hole 3, is equipped with battery package module 4 in the installation cavity, and drain pan and upper cover adopt the detachable mode to connect, if set up buckle, draw-in groove respectively or through threaded connection etc. do not do specific restriction here.
The battery pack module 4 comprises a battery pack 41 and a plurality of core wires 42 connected with the battery pack 41, wherein the battery pack is located in the installation cavity, and the plurality of core wires pass through the wire outlet hole and extend to the outside of the bottom shell.
Be equipped with encapsulating hole 5 and exhaust hole 6 on the upper cover 2, all be equipped with detachable sealing member 7 on encapsulating hole and the exhaust hole, the one end that is close to the wire hole in the installation cavity is filled there is AB glue, and AB glue cladding is many heart yearns and sealed wire hole.
Due to the limitation of the space of the installation cavity, the multi-core rubber-coated wire is needed to be used as a signal acquisition wire or a charge-discharge wire to save the space in the practical design, and therefore gaps exist between the core wires and between the core wires and the wire outer covers. In actual production process, through the glue-pouring machine to downthehole AB glue that pours into of encapsulating, AB glue advances gluey through the encapsulating hole, because there is the air mounting cavity inside, the air can be followed the exhaust hole and discharged, consequently, can not cause the influence to the encapsulating process.
The AB glue has good adhesive property, and can fix the position between the core wire and the core wire, the position between the core wire and the bottom shell and the upper cover, the position between the core wire and the wire outer cover and the like. And stopping the glue pouring action of the glue pouring machine after the glue amount of the AB glue reaches the level capable of coating the core wires and the sealed wire outlet, and specifically setting the glue pouring amount of the glue pouring machine to automatically control the glue pouring to stop. After the encapsulating is accomplished, seal up encapsulating hole and exhaust hole through the sealing member, AB glue flows through encapsulating hole or exhaust hole in avoiding follow-up operation, because the mobility that AB glued is better, everywhere in the installation cavity can flow to at the in-process of encapsulating, after stopping the encapsulating, usable other frocks are handstanded this small-size power battery package structure and are solidified until AB glue, concrete handstand direction does, a side that is equipped with the wire hole on the drain pan is located the lower extreme, guarantee that AB glue can many heart yearns of cladding and sealed wire hole, thereby realize local encapsulating, possess water-proof effects.
In some embodiments, the seal 7 is a single sided adhesive-backed PC film.
The PC film has excellent physical and mechanical properties, particularly excellent impact resistance, high tensile strength, high bending strength and high compression strength, is convenient to process to conform to the shapes of a glue filling hole and an exhaust hole, and improves the sealing property and the waterproofness.
And after the glue filling is finished, attaching one end of the PC film with the glue surface to the glue filling hole and the exhaust hole, and sealing the glue filling hole and the exhaust hole.
In some embodiments, the upper end edge of drain pan 1 is equipped with spread groove 11, and the lower extreme edge of upper cover 2 is equipped with the connection sand grip 21 that corresponds with the spread groove, improves the connection leakproofness between drain pan and the upper cover, avoids the encapsulating in-process, and AB glue overflows.
In some embodiments, the glue filling hole 5 is located at one end of the upper cover close to the wire outlet hole, and the vent hole 6 is located at one end of the upper cover far away from the wire outlet hole.
At the in-process through the encapsulating hole encapsulating, because there is the air in the installation cavity, the air can be followed exhaust hole and discharged to avoid influencing the encapsulating effect, the encapsulating hole is close to wire hole one end, and the AB glue of being convenient for seals the wire hole and carries out the cladding to many heart yearns, will exhaust the hole and locate the one end of keeping away from the wire hole on covering, more be favorable to the discharge of the internal air of installation cavity.
In some embodiments, the battery pack 41 is externally connected with a mounting bracket 8, the mounting bracket is provided with a connecting hole, and the bottom case is internally provided with a threaded connecting column 12 corresponding to the connecting hole, so that the mounting is directly fixed, and the overall use stability is improved.
Wherein, the bottom surface upper end of drain pan 1 is provided with spacing muscle 13, and the lower extreme of installing support 8 is provided with the spacing groove 81 with spacing muscle matched with, is convenient for carry out spacing installation and fixed to the installing support, improves the convenience of installation and the stability of use.
In order to meet the fireproof requirement, the bottom shell and the upper cover are both made of PC and ABS materials in a mixed mode, and the fireproof bottom shell and the upper cover have good mechanical strength, toughness and flame retardance and have a fireproof function.
The application also provides an electric vehicle, including the above-mentioned small-size power battery package structure that has waterproof function. The electric vehicle can include electric scooter and electric bicycle etc. and the small-size power battery package structure that will have waterproof function is applied to electric scooter or electric bicycle, can improve its safety in utilization.
The application provides a small-size power battery package structure and electric motor car with waterproof function when having satisfied battery package safety, has improved water-proof effects, can reach IPX7 grade, and owing to the adoption be the mode that AB glue is filled to the part, can practice thrift the volume of gluing of AB glue, has also improved production efficiency simultaneously.
It is understood that different embodiments among the components in the above embodiments can be combined and implemented, and the embodiments are only for illustrating the implementation of specific structures and are not limited to the implementation of the embodiments.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (8)
1. A small-sized power battery pack structure with a waterproof function is characterized by comprising a bottom shell (1) and an upper cover (2) arranged on the bottom shell (1), wherein an installation cavity is formed by the bottom shell (1) and the upper cover (2), a wire outlet hole (3) is formed in one side surface of the bottom shell (1), and a battery pack module (4) is arranged in the installation cavity;
the battery pack module (4) comprises a battery pack (41) and a plurality of core wires (42) connected with the battery pack (41), the battery pack (41) is located in the installation cavity, and the core wires (42) penetrate through the wire outlet hole (3) and extend to the outside of the bottom shell (1);
the upper cover (2) is provided with a glue filling hole (5) and an exhaust hole (6), and the glue filling hole (5) and the exhaust hole (6) are both provided with a detachable sealing element (7);
one end of the mounting cavity, which is close to the wire outlet hole (3), is filled with AB glue, and the AB glue covers a plurality of core wires (42) and the sealed wire outlet hole (3).
2. The small power battery pack structure with waterproof function according to claim 1, wherein the sealing member (7) is a PC film with a single face coated with adhesive.
3. The small power battery pack structure with a waterproof function according to claim 1, wherein a connecting groove (11) is provided at an upper end edge of the bottom case (1), and a connecting protrusion (21) corresponding to the connecting groove (11) is provided at a lower end edge of the upper cover (2).
4. The small-sized power battery pack structure with the waterproof function according to claim 1, wherein the glue filling hole (5) is located at one end of the upper cover (2) close to the wire outlet hole (3), and the air exhaust hole (6) is located at one end of the upper cover (2) far away from the wire outlet hole (3).
5. The small-sized power battery pack structure with the waterproof function according to claim 1, wherein a mounting bracket (8) is connected to the outside of the battery pack (41), a connecting hole is formed in the mounting bracket (8), and a threaded connecting column (12) corresponding to the connecting hole is formed in the bottom case (1).
6. The small-sized power battery pack structure with the waterproof function according to claim 5, wherein a limiting rib (13) is arranged at the upper end of the bottom surface of the bottom shell (1), and a limiting groove (81) matched with the limiting rib (13) is arranged at the lower end of the mounting bracket (8).
7. The small power battery pack structure with a waterproof function according to claim 1, wherein the bottom case (1) and the upper cover (2) are both made of a mixture of PC and ABS materials.
8. An electric vehicle comprising the small-sized power battery pack structure having a waterproof function according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022914270.7U CN213905493U (en) | 2020-12-07 | 2020-12-07 | Small-size power battery package structure and electric motor car with waterproof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022914270.7U CN213905493U (en) | 2020-12-07 | 2020-12-07 | Small-size power battery package structure and electric motor car with waterproof function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213905493U true CN213905493U (en) | 2021-08-06 |
Family
ID=77100881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022914270.7U Active CN213905493U (en) | 2020-12-07 | 2020-12-07 | Small-size power battery package structure and electric motor car with waterproof function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213905493U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114096104A (en) * | 2021-12-16 | 2022-02-25 | 贵州航天电子科技有限公司 | Small-size detecting device complete machine structure |
| CN114326575A (en) * | 2021-12-29 | 2022-04-12 | 苏州德凌迅动力科技有限公司 | Batch glue filling method for irregular battery packs |
| CN115275471A (en) * | 2022-08-12 | 2022-11-01 | 天津望圆智能科技股份有限公司 | Underwater battery sealing structure, underwater battery sealing device and sealing method |
-
2020
- 2020-12-07 CN CN202022914270.7U patent/CN213905493U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114096104A (en) * | 2021-12-16 | 2022-02-25 | 贵州航天电子科技有限公司 | Small-size detecting device complete machine structure |
| CN114096104B (en) * | 2021-12-16 | 2023-09-22 | 贵州航天电子科技有限公司 | Whole machine structure of small-size detection device |
| CN114326575A (en) * | 2021-12-29 | 2022-04-12 | 苏州德凌迅动力科技有限公司 | Batch glue filling method for irregular battery packs |
| CN114326575B (en) * | 2021-12-29 | 2024-04-02 | 苏州德凌迅动力科技有限公司 | Batch glue filling method for irregular battery packs |
| CN115275471A (en) * | 2022-08-12 | 2022-11-01 | 天津望圆智能科技股份有限公司 | Underwater battery sealing structure, underwater battery sealing device and sealing method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213905493U (en) | Small-size power battery package structure and electric motor car with waterproof function | |
| US11088525B2 (en) | Grommet, battery pack, and electronic apparatus | |
| CN102110726A (en) | Sealed type photovoltaic junction box with rapid heat dissipation | |
| CN207116809U (en) | A kind of waterproof construction of charging equipment for automobile | |
| CN207037350U (en) | A kind of intelligent watch | |
| CN208284719U (en) | A kind of wire harness water-proof structure | |
| CN207519006U (en) | A kind of waterproof power pack | |
| CN207753765U (en) | A kind of mobile phone silica gel waterproof sleeve | |
| CN204303941U (en) | Lithium battery management system waterproof enclosure box, encapsulating structure and power-supply system | |
| CN201887054U (en) | Sealed quick-radiating photovoltaic junction box | |
| CN209658347U (en) | A kind of storage battery state indicator | |
| CN207753764U (en) | A kind of mounting structure of mobile phone silica gel waterproof sleeve | |
| CN219801199U (en) | Wire fixing structure for battery and battery | |
| CN208940227U (en) | A kind of anti-hygrechema chamber and electronic equipment | |
| CN209987723U (en) | Door water proof membrane structure, door and car | |
| CN209074984U (en) | Electric toothbrush | |
| CN216356239U (en) | Shaded pole motor for air conditioner | |
| CN220728190U (en) | Waterproof module of assembled structure | |
| CN214706095U (en) | Battery package connects waterproof construction | |
| CN210640274U (en) | Storage battery with improved terminal post sealing structure | |
| CN211150601U (en) | Battery shell, battery and unmanned vehicles | |
| CN212488474U (en) | Waterproof type atomizing device | |
| CN213694362U (en) | Intelligent equipment with simple assembly | |
| CN208256777U (en) | A kind of lithium ion battery convenient for assembly | |
| CN216355930U (en) | Prefabricated gel box of electric wire |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |