CN210027004U - A connecting piece and battery holder for new energy automobile - Google Patents
A connecting piece and battery holder for new energy automobile Download PDFInfo
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- CN210027004U CN210027004U CN201920801064.XU CN201920801064U CN210027004U CN 210027004 U CN210027004 U CN 210027004U CN 201920801064 U CN201920801064 U CN 201920801064U CN 210027004 U CN210027004 U CN 210027004U
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- flange
- connecting piece
- new energy
- energy automobile
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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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- Battery Mounting, Suspending (AREA)
Abstract
The utility model provides a connecting piece and battery holder for new energy automobile's connecting piece includes cylindrical main part, first flange, second flange and at least one antiskid ring. A cylindrical body open end and a closed end; the first flange is sleeved at the opening end; the second flange is sleeved at the closed end; at least one anti-slip ring is sleeved on the cylindrical main body and is positioned between the first flange and the second flange, one end face of the first flange is coplanar with the end face of the opening end, and the diameter of the second flange is equal to that of the anti-slip ring.
Description
Technical Field
The utility model belongs to the field of machinery, concretely relates to a connecting piece and battery holder for new energy automobile.
Background
In the whole new energy automobile, the battery bracket is used for connecting a power battery serving as a power source of the new energy automobile with a new energy automobile structure. In order to meet the use requirement, in practical application, the connection between the battery bracket and the new energy automobile structure must be firm so as to protect the power battery. In the process of moving, the new energy automobile often generates severe vibration, so that the key of the structural connection firmness of the battery bracket and the new energy automobile lies in the vibration resistance of the connection between the battery bracket and the new energy automobile.
In the prior art, one of the connection modes frequently adopted is that a connection piece with an internal thread pore passage is embedded in a battery support by adopting an embedded injection molding process so as to form a connection blind hole, and the battery support is tightly connected with a new energy automobile structure through a screw or other threaded pieces.
The connecting piece adopting the connecting mode can be matched with the threaded piece to tightly combine the battery support and the new energy automobile structure together, but after long-term use, the connecting piece positioned in the battery support is easy to produce circumferential and axial looseness to further influence the service life of the battery support due to frequent working conditions of severe vibration. The main problem is that the frequent vibration conditions cause the connecting piece to be frequently subjected to repeated circumferential and axial acting forces, so that the circumferential and axial bonding force of the connecting piece is ineffective.
SUMMERY OF THE UTILITY MODEL
The utility model is carried out to above-mentioned problem, aim at provides a connecting piece and battery holder for new energy automobile.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
< first embodiment >
The utility model provides a connecting piece for new energy automobile has such characteristic, include: a cylindrical body having an open end and a closed end; the first flange is sleeved at the opening end; the second flange is sleeved at the closed end; and at least one anti-slip ring sleeved on the cylindrical main body and positioned between the first flange and the second flange, wherein the length of the cylindrical main body is 10-13mm, the diameter of the cylindrical main body is 7-9mm, an internal threaded pore canal extending along the length direction is arranged in the cylindrical main body, one end of the internal threaded pore canal is provided with an opening on the end surface of the opening end, the cylindrical main body, the first flange, the second flange and the anti-slip ring are integrally formed, the diameter of the anti-slip ring is 1.10-1.14 times of the diameter of the cylindrical main body and comprises n strip-shaped convex teeth, the n convex teeth are arranged in parallel and extend along the length direction of the anti-slip ring, the included angle between each convex tooth and the anti-slip ring in the length direction is theta, the theta is more than or equal to 25 and less than or equal to 75 degrees, one end surface of the first flange is coplanar with the end surface of the opening end, the diameter of the first flange is, the diameter of the second flange is equal to the diameter of the anti-slip ring, and n is a positive integer greater than 4.
The utility model provides an in the connecting piece for new energy automobile, can also have such characteristic: wherein, the length of the antiskid ring is 0.22-0.25 times of the length of the cylindrical main body.
The utility model provides an in the connecting piece for new energy automobile, can also have such characteristic: when the number of the anti-slip rings is larger than 1, the convex teeth of two adjacent anti-slip rings are arranged in a reverse direction, and the distance between the two adjacent anti-slip rings is 1-1.5 mm.
The utility model provides an in the connecting piece for new energy automobile, can also have such characteristic: and one side of the second flange close to the closed end is connected with the cylindrical main body in a chamfer angle manner.
The connecting piece for the new energy automobile can also be characterized in that the included angle between the connecting chamfer of the second flange and the cylindrical main body and the length direction of the cylindrical main body is α, and 45 degrees is more than or equal to α degrees and less than or equal to 65 degrees.
< scheme two >
The utility model provides a battery holder adopts injection moulding technology to make, has such characteristic, include: the bracket main body is provided with at least one connecting piece mounting hole; and at least one connecting piece, set up in the connecting piece mounting hole, wherein, the connecting piece for battery holder of < scheme one >, be provided with axial fixed slot and at least one circumference fixed band in the connecting piece mounting hole, the axial fixed slot sets up and seals along connecting piece mounting hole circumference, the axial fixed slot cooperatees with the second flange, circumference fixed band sets up and seals along connecting piece mounting hole circumference, the circumference fixed band cooperatees with the anti-skidding ring.
Action and effect of the utility model
According to the utility model relates to a connecting piece that is used for new energy automobile's connecting piece and battery holder, because including cylindrical main part, the cover is established at the first flange and at least one antiskid ring at cylindrical main part both ends, cup joint in cylindrical main part and be located between first flange and the second flange, the inside interior screw thread pore that extends along length direction that is equipped with of cylindrical main part, antiskid ring's diameter is 1.10-1.14 times of cylindrical main part diameter, antiskid ring contains a plurality of dogteeth that are long banding, a plurality of dogteeth parallel arrangement each other just all extends along the length direction of antiskid ring, n is for being greater than 4 positive integer. Therefore, the utility model discloses a cohesion that is used for new energy automobile's connecting piece can effectual add the connecting piece circumference and battery holder material improves its resistance to circumference effort repeatedly under the vibration operating mode greatly.
And because the utility model discloses still include the second flange, the diameter of second flange and the diameter of anti-skidding ring equal. Therefore, the utility model discloses a cohesion that is used for new energy automobile's connecting piece can effectual add the bonding force of connecting piece axial and battery support material improves its resistance to axial repetitive force under the vibration environment greatly.
To sum up, the utility model discloses can be simultaneously effectual the enhancement be used for new energy automobile's connecting piece circumference and the cohesion of axial and battery support material, improved the resistance to circumference and axial repeated action power under the vibration operating mode of the connecting piece that is used for new energy automobile greatly.
Drawings
Fig. 1 is a schematic view of a battery holder in an embodiment of the invention;
fig. 2 is a schematic cross-sectional view of a connector mounting hole in an embodiment of the invention;
fig. 3 is a schematic view of a connecting member for a new energy vehicle according to an embodiment of the present invention; and
fig. 4 is a perspective view of a connecting piece for a new energy automobile in an embodiment of the present invention.
Detailed Description
In order to make the technical means, creation characteristics, achievement purpose and efficacy of the utility model easy to understand, the following embodiments are combined with the accompanying drawings to specifically describe the battery support of the utility model.
Fig. 1 is a schematic view of a battery holder in an embodiment of the invention; fig. 2 is a schematic cross-sectional view of a connector mounting hole in an embodiment of the invention; fig. 3 is a schematic diagram of a connecting piece for a new energy automobile in an embodiment of the present invention.
As shown in fig. 1, 2 and 3, in the present embodiment, a battery holder 100 is manufactured by an injection molding process, and includes a holder main body 10 and at least one connecting member 200 for the battery holder.
The bracket main body 10 is provided with at least one connector mounting hole 11 provided in the thickness direction. In the present embodiment, the bracket main body 10 is provided with 17 connector mounting holes 11.
The connecting piece mounting hole 11 is a round blind hole. The oral area is provided with flange connecting portion 111, and inside is provided with axial fixed slot 112 and at least one circumference fixed band 113, and axial fixed slot 112 sets up and seals the annular that forms recessed inner wall along connecting piece mounting hole 11 inner wall circumference, and circumference fixed band 113 sets up and seals the clitellum that forms recessed inner wall along connecting piece mounting hole 11 inner wall circumference. When the number of circumferential fixing bands 113 is greater than 1, the interval between adjacent circumferential fixing bands 113 is 1-1.5 mm. In the present embodiment, the number of circumferential fixing bands 113 is two, and the distance between the two fixing bands 113 is 1 mm.
At least one connecting piece 200 for the new energy automobile is arranged in the connecting piece mounting hole 11 in a pre-buried mode, namely the battery support 100 is poured and formed after a plurality of connecting pieces 200 for the battery support are arranged at preset positions, and the battery support 100 can be connected with an automobile structure through at least one connecting piece 200 for the new energy automobile and matched screws. In the present embodiment, the number of the connectors 200 for the new energy automobile is 17.
Fig. 4 is a perspective view of a connecting piece for a new energy automobile in an embodiment of the present invention.
As shown in fig. 3 and 4, the connector 200 for a new energy automobile, which is disposed in the connector mounting hole 11, includes a cylindrical main body 210, a first flange 220, a second flange 230, and a slip prevention ring 240, and a length direction of the cylindrical main body 210 is disposed along an axis of the connector mounting hole 11.
The cylindrical body 210, the first flange 220, the second flange 230, and the slip prevention ring 240 are integrally formed.
The cylindrical body 210 has an open end 212 and a closed end 211. The closed end 211 is located at the bottom of the connector mounting hole 11, and the open end 212 is located at the mouth of the connector mounting hole 11. The cylindrical body 210 has a length of 10-12mm and a diameter of 7-9 mm. In the present embodiment, the cylindrical body 210 preferably has a length of 13mm and a diameter of 7 mm.
The cylindrical body 210 is provided with an internal threaded bore 213 extending in a length direction, and one end of the internal threaded bore 213 has an opening on an end surface of the open end 212.
The first flange 220 is in the shape of a circular ring plate and is sleeved on the opening end 212, the flange connecting part 111 of the first flange 220 is matched and matched, one end face of the first flange 220 is coplanar with the end face of the opening end 212, and the diameter of the first flange 220 is 1.5-1.8 times of that of the cylindrical main body 210. In the present embodiment, the first flange 220 and the cylindrical body 210 are coaxially disposed, and the diameter of the first flange 220 is preferably 12.6mm and the thickness is 1.2 mm.
The second flange 230 is annular, is sleeved on the closed end 211 and is matched and matched with the axial fixing groove 113, the diameter of the second flange 230 is 1.10-1.14 times of the diameter of the cylindrical main body 210, the second flange 230 forms a connecting step surface 232 and a connecting chamfer surface 231 along the length direction of the cylindrical main body 210, the connecting chamfer surface is close to the closed end 211, the connecting step surface 232 is perpendicular to the surface of the cylindrical main body 210, the included angle between the connecting chamfer surface and the surface of the cylindrical main body 210 is α degrees and 45 degrees and α degrees and 65 degrees and more, after the connecting piece 200 for the new energy automobile and the battery bracket 100 are combined through injection molding, the resistance of the connecting piece 200 for the new energy automobile to axial acting force is greatly improved due to different connecting modes of the two sides of the second flange 230, in the embodiment, the first flange 220 and the cylindrical main body 210 are coaxially arranged, the diameter of the second flange 230 is preferably 8mm, the thickness is 1.2mm, and the thickness of α is.
The number of the anti-slip ring 240 is at least one, and the anti-slip ring 240 is sleeved on the cylindrical main body 210 and located between the first flange 220 and the second flange 230, and the anti-slip ring 240 is matched and matched with the circumferential fixing band 112. When the number of the anti-slip rings is more than 1, the distance between two adjacent anti-slip rings 240 is 1-1.5 mm. In the present embodiment, the number of the slip prevention rings 240 is two, and the distance between the two slip prevention rings 240 is preferably 1 mm.
The diameter of the anti-slip ring 240 is 1.10-1.14 times of the diameter of the cylindrical main body 210, the length of the anti-slip ring is 0.22-0.25 times of the length of the cylindrical main body 210, the anti-slip ring comprises n convex teeth 241, the n convex teeth 241 are all long, the n convex teeth 241 are arranged in parallel and extend along the length direction of the anti-slip ring 240, the n convex teeth 241 are uniformly arranged on the circumferential surface of the anti-slip ring 240, the included angle between each convex tooth 241 and the anti-slip ring 240 in the length direction is theta, theta is more than or equal to 25 and less than or equal to 75 degrees, and the length of the anti-slip ring 240 is 0.22-0.25 times of the length. When the number of the slip-proof rings is more than 1, the convex teeth 241 of two adjacent slip-proof rings 240 are oppositely arranged, and the above mentioned n is a positive integer more than 4. The arrangement of the n convex teeth 241 of the anti-slip ring 240 enables the connecting piece 200 for the new energy automobile to be combined with the battery bracket 100 through injection molding, so that the connecting piece 200 for the new energy automobile obtains stronger bonding force with the battery bracket 100, and the resistance to the action of circumferential acting force is greatly improved. In the present embodiment, n is preferably 28, θ is preferably 60 °, and the length of the slip prevention ring 240 is preferably 3 mm.
Effects and effects of the embodiments
According to the connecting piece for the new energy automobile and the connecting piece for the battery bracket of the battery bracket related to the embodiment, because the connecting piece comprises a cylindrical main body, a first flange and at least one anti-slip ring, which are arranged at two ends of the cylindrical main body in a sleeved mode, the connecting piece is sleeved on the cylindrical main body and located between the first flange and the second flange, an inner threaded hole channel extending along the length direction is formed in the cylindrical main body, the diameter of the anti-slip ring is 1.10-1.14 times of the diameter of the cylindrical main body, the anti-slip ring comprises n convex teeth in a long strip shape, the n convex teeth are arranged in parallel and extend along the length direction of the anti-slip ring, and n is a positive integer greater than 4. Therefore, the connecting piece for the new energy automobile of this embodiment can effectual strengthening connecting piece circumference and the cohesion of battery support material, improves its resistance to circumference repeated action force under the vibration operating mode greatly.
And because this embodiment also includes a second flange, the diameter of the second flange is equal to the diameter of the anti-slip ring. Therefore, the connecting piece for the new energy automobile can effectively strengthen the bonding force between the axial direction of the connecting piece and the material of the battery bracket, and greatly improve the resistance of the connecting piece to the axial repeated acting force in the vibration environment.
In conclusion, this embodiment can be simultaneously effectual strengthening connecting piece circumference and the axial and the cohesion of battery support material, has improved the resistance to circumference and axial repeated action force under the vibration operating mode of the connecting piece that is used for new energy automobile greatly.
In addition, when the number of the anti-slip rings is more than 1, the convex teeth of two adjacent anti-slip rings are arranged in a reverse direction, and the distance between two adjacent anti-slip rings is 1-1.5 mm. So the connecting piece that is used for battery holder who sets up so combines through moulding plastics with battery holder for when being in the vibration operating mode, the connecting piece that is used for new energy automobile can resist axial clockwise rotation free moment and axial anticlockwise rotation moment simultaneously, and then obtains the cohesion stronger with battery holder.
The above embodiments are preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and changes that can be made by those skilled in the art without inventive work within the scope of the appended claims will still fall within the scope of the present invention.
For example, in the anti-slip ring of the connecting piece for a new energy automobile in the embodiment, a plurality of parallel long-strip-shaped convex teeth are arranged, but in practical application, a plurality of parallel raised wavy grains or densely distributed convex points can be used in the anti-slip ring to replace the long-strip-shaped convex teeth to strengthen the bonding force between the connecting piece for the new energy automobile and the battery bracket.
Claims (6)
1. The utility model provides a connecting piece for new energy automobile inlays to be established on battery holder for make battery holder be connected with the external component, its characterized in that includes:
a cylindrical body having an open end and a closed end;
the first flange is sleeved at the opening end;
the second flange is sleeved at the closed end; and the number of the first and second groups,
at least one anti-slip ring sleeved on the cylindrical main body and positioned between the first flange and the second flange,
wherein the length of the cylindrical main body is 10-13mm, the diameter is 7-9mm, an internal threaded pore canal extending along the length direction is arranged in the cylindrical main body, one end of the internal threaded pore canal is provided with an opening on the end surface of the opening end,
the cylindrical body, the first flange, the second flange and the slip prevention ring are integrally formed,
the diameter of the anti-slip ring is 1.10-1.14 times of that of the cylindrical main body, the anti-slip ring comprises n long-strip-shaped convex teeth, the n convex teeth are arranged in parallel and extend along the length direction of the anti-slip ring, the included angle between each convex tooth and the length direction of the anti-slip ring is theta, theta is more than or equal to 25 and less than or equal to 75 degrees,
one end face of the first flange is disposed coplanar with the open end face, the diameter of the first flange is 1.5-1.8 times the diameter of the cylindrical body,
the diameter of the second flange and the diameter of the anti-slip ring are equal,
and n is a positive integer greater than 4.
2. The connecting member for a new energy automobile according to claim 1, characterized in that:
wherein the length of the slip ring is 0.22-0.25 times the length of the cylindrical body.
3. The connecting member for a new energy automobile according to claim 1, characterized in that:
when the number of the anti-slip rings is larger than 1, the convex teeth of two adjacent anti-slip rings are arranged in a reverse direction, and the distance between two adjacent anti-slip rings is 1-1.5 mm.
4. The connecting member for a new energy automobile according to claim 1, characterized in that:
and one side of the second flange close to the closed end is connected with the cylindrical main body in a chamfer angle manner.
5. The connection member for a new energy automobile according to claim 4, characterized in that:
wherein, the included angle between the connecting chamfer of the second flange and the cylindrical main body and the length direction of the cylindrical main body is α, and 45- α -65 degrees.
6. A battery holder is manufactured by adopting an injection molding process, and is characterized by comprising the following components:
the bracket main body is provided with at least one connecting piece mounting hole; and
at least one connector disposed in the connector mounting hole,
wherein the connecting piece is the connecting piece for the new energy automobile in any one of claims 1-5,
an axial fixing groove and at least one circumferential fixing belt are arranged in the connecting piece mounting hole,
the axial fixing groove is arranged along the circumferential direction of the connecting piece mounting hole and is closed, the axial fixing groove is matched with the second flange,
the circumferential fixing belt is arranged along the circumferential direction of the connecting piece mounting hole and is sealed, and the circumferential fixing belt is matched with the anti-slip ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920801064.XU CN210027004U (en) | 2019-05-30 | 2019-05-30 | A connecting piece and battery holder for new energy automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920801064.XU CN210027004U (en) | 2019-05-30 | 2019-05-30 | A connecting piece and battery holder for new energy automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210027004U true CN210027004U (en) | 2020-02-07 |
Family
ID=69345586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920801064.XU Active CN210027004U (en) | 2019-05-30 | 2019-05-30 | A connecting piece and battery holder for new energy automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210027004U (en) |
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2019
- 2019-05-30 CN CN201920801064.XU patent/CN210027004U/en active Active
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