CN209757005U - flexible circuit board for new energy automobile - Google Patents

flexible circuit board for new energy automobile Download PDF

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Publication number
CN209757005U
CN209757005U CN201920179131.9U CN201920179131U CN209757005U CN 209757005 U CN209757005 U CN 209757005U CN 201920179131 U CN201920179131 U CN 201920179131U CN 209757005 U CN209757005 U CN 209757005U
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China
Prior art keywords
connector
circuit board
new energy
energy automobile
flexible
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CN201920179131.9U
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Chinese (zh)
Inventor
王道群
乐天银
谢代忠
罗而文
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Shenzhen Has Become An Electronic Ltd By Share Ltd
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Shenzhen Has Become An Electronic Ltd By Share Ltd
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Priority to CN201920179131.9U priority Critical patent/CN209757005U/en
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Abstract

The utility model discloses a flexible line way board for new energy automobile, including the long strip type flexible line way board body that integrates there are a plurality of wires and be used for docking electronic monitoring device's connector, the flexible line way board body is including the first connector and the second connector that are long strip type slice structure, all be provided with a plurality of metal connection pieces that are used for connecting conduction group battery and wire on first connector and the second connector, metal connection piece and flexible line way board body welding set up, the metal connection piece surface covering has the PI membrane, the PI membrane passes through the glue bonding with flexible line way board body surface. Through adopting above-mentioned technical scheme, when the metal connection piece atress, the PI membrane that covers above it is all the time with its pressfitting in the below, avoids the position of metal connection piece to remove, and then has improved the intensity of part link, has prolonged the life of product.

Description

Flexible circuit board for new energy automobile
Technical Field
The utility model relates to a new energy automobile accessory correlation field especially relates to a flexible line way board for new energy automobile.
Background
Along with the improvement of the environmental protection attention degree, the new energy automobile gradually appears in our daily life, and is widely popularized by government departments, the new energy automobile utilizes electric energy to push a motor to generate driving force, no pollutant is discharged in the whole operation process, the air quality of a city can be better improved, and the urban environment protection requirement is met.
in the use of new energy automobile, the battery is as one of the core component, overheated and arouse the incident easily in the process, so general new energy automobile can set up electronic monitoring device and carry out the monitoring protection, and generally carry out the connection between electronic monitoring device and the group battery through the flexible line way board that has integrated a plurality of wires among the prior art, be provided with the metal connection piece that switches on group battery and wire with the connection on the flexible line way board, in the use of new energy automobile, the metal connection piece is as the inevitable effect that can receive the force of tie point, and then causes the condition that the metal connection piece drops.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a flexible line way board for new energy automobile, this flexible line way board has strengthened the intensity of part link through covering the PI membrane, and then improves the life of product.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a flexible line way board for new energy automobile, is including the long strip type flexible line way board body that integrates a plurality of wires and the connector that is used for butt joint electron monitoring device, flexible line way board body is including the first connector and the second connector that are long strip type sheet structure, all be provided with a plurality of metal connection pieces that are used for connecting and switch on group battery and wire on first connector and the second connector, metal connection piece and flexible line way board body welding set up, the metal connection piece surface covering has the PI membrane, the PI membrane passes through glue bonding with flexible line way board body surface.
By adopting the technical scheme, when the product is actually mounted and dismounted, all the leads are integrated on the flexible circuit board body, compared with the prior art, the problem that connection is disordered due to knotting and winding among a plurality of leads can be effectively avoided, the later-stage maintenance difficulty can be effectively reduced, and only the metal connecting sheet needs to be operated during connection and dismounting, so that the whole dismounting mode is simple, the working efficiency is improved, and the labor cost is reduced; when the metal connecting sheet is stressed, the PI film covered above the metal connecting sheet always presses the PI film below the metal connecting sheet, so that the position of the metal connecting sheet is prevented from moving, the strength of the connecting end of the part is improved, and the service life of a product is prolonged.
Furthermore, the first connecting body and the second connecting body are formed with bonding pads towards the inner part of the self structure in a concave mode, the metal connecting sheet is a nickel sheet, and one end of the nickel sheet is embedded in the bonding pads in a spot welding mode.
Through adopting above-mentioned technical scheme, the setting up of pad can form fixed-position welding to nickel piece tip, on the one hand, play the effect of facilitating the erection joint, on the other hand, in new energy automobile use, the metal connecting piece can receive the effect of power as the inevitable meeting of tie point, when receiving the effect of power, the pad can form certain effect of blockking to the metal connecting piece edge, avoid breaking off between metal connecting piece and the flexible line way board body, be favorable to the stability of further enhancement link.
Furthermore, the PI films and the metal connecting sheets are arranged in a one-to-one correspondence mode.
Through adopting above-mentioned technical scheme, avoid the thickness increase of flexible line way board body when guaranteeing metal connecting piece tie point structural strength for the flexible line way board body still can keep better compliance.
Furthermore, the nickel sheet is a rectangular sheet structure, one end of the nickel sheet is connected with the surface of the flexible circuit board body, and the other end of the nickel sheet extends to the outer side of the flexible circuit board body.
By adopting the technical scheme, the nickel sheet has low cost and high plasticity and toughness, can effectively avoid the fracture of the joint, improves the stability of the connection, and further ensures the product quality; in actual connection, the nickel sheet on the surface of the flexible circuit board body is communicated with the lead and extends to the outer side of the flexible circuit board body to be communicated with the battery.
Furthermore, the first connecting body and the second connecting body are bent to form an extension section with a groove-shaped structure, and the extension section can be extended along the length direction of the first connecting body and the second connecting body.
Through adopting above-mentioned technical scheme, can be according to the connection situation of reality, tensile first connector and second connector, and then reach the purpose of extension self structural length, flexibility when being favorable to improving the connection.
furthermore, the side face of the groove-shaped structure of the extension section deviates from the center of the structure of the extension section and is obliquely arranged.
Through adopting above-mentioned technical scheme, make extension segment self just possess the trend of a definite direction both sides extension through the settlement of structural shape, avoid stress concentration and cause the condition of fracture after the extension segment is tensile.
Furthermore, one end of the flexible circuit board body, which is opposite to the connector, is bent to form an L-shaped bending section.
Through adopting above-mentioned technical scheme, in actual installation, the setting up of L shape bending segment makes the adaptation that the connector can be better correspond the battery, the equipment of being convenient for, simultaneously, when pressing the connector and being connected to on the battery, L shape bending segment can be regarded as pressing stress point, the equipment of being convenient for.
Compared with the prior art, the utility model has the advantages that:
(1) The flexible circuit board for the new energy automobile is simple in overall structure and convenient to disassemble, assemble and connect;
(2) This a link for flexible line way board self structure of new energy automobile possesses better joint strength, is favorable to improving the life of product.
Drawings
fig. 1 is a schematic structural view of the flexible circuit board of the present invention;
Fig. 2 is a schematic structural diagram of the flexible printed circuit of the present invention, which is mainly used for embodying a bending section;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
Fig. 4 is a partial schematic view of the present invention, which is mainly used for showing the connection mode between the nickel plate and the flexible circuit board body;
Fig. 5 is a schematic view of the extension section of the present invention.
Reference numerals: 1. a flexible circuit board body; 11. a first connecting body; 12. a second connector; 2. a connector; 3. a nickel sheet; 4. an extension section; 5. bending the section; 6. a pad; 7. a wire; 8. and (3) a PI film.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
As shown in fig. 1 and 2, a flexible printed circuit for a new energy vehicle, which is mainly used for connecting an electronic monitoring device and a new energy vehicle battery pack, includes a connector 2 and a flexible printed circuit body 1, the connector 2 is fixed at one end of the flexible printed circuit body 1, the connector 2 is used for connecting the electronic monitoring device, the flexible printed circuit body 1 is integrated with a plurality of leads 7 (see fig. 4), the flexible printed circuit body 1 is a long sheet structure, the flexible printed circuit body 1 is bifurcated to form a first connector 11 and a second connector 12, the first connector 11 and the second connector 12 are both long sheet structures and are parallel to each other in an unassembled state, the first connecting body 11 and the second connecting body 12 are provided with a plurality of metal connecting sheets, and the metal connecting sheets are mainly used for connecting the conducting wire 7 and the battery pack.
As shown in fig. 2 and 3, in order to facilitate the assembly between the product and the electronic monitoring device, a bending section 5 in an L shape is formed on one side of the flexible circuit board body 1 close to the connector 2, the flexible circuit board body 1 has two planes perpendicular to each other due to the arrangement of the bending section 5, the connector 2 and the metal connecting sheet are respectively located on two different planes, and when the connector is actually installed, a worker can smoothly assemble the connector 2 onto the electronic monitoring device by pressing the side surface of the L-shaped bending section 5.
As shown in fig. 4, the metal connecting sheet is specifically selected to be a nickel sheet 3, the nickel sheet 3 is communicated with a lead 7, the whole nickel sheet 3 is in a rectangular sheet structure, one end of the nickel sheet 3 is connected to the surface of the flexible circuit board body 1, the other end of the nickel sheet 3 extends to the outer side of the flexible circuit board body 1, in order to improve the connection stability, a pad 6 is formed on the surface of the flexible circuit board body 1 and concaved towards the inner part of the structure, the pad 6 corresponds to the nickel sheet 3 one by one, one end of the nickel sheet 3 is embedded in the pad 6 through SMT welding, a layer of PI film 8 covers the surface of the flexible circuit board body 1, the nickel sheet 3 is located between the PI film 8 and the flexible circuit board body 1, the PI film 8 is adhered to the surface of the flexible circuit board body 1 through glue, the PI film 8 specifically has two different presentation forms, the first is a full-, the second is the mode that the one-to-one covered, namely, set up the PI membrane 8 of a plurality of quantity, and be the one-to-one setting with nickel piece 3, further strengthened the intensity of nickel piece 3 link through above-mentioned mode, improve the life of product.
As shown in fig. 1 and 5, the first connecting body 11 and the second connecting body 12 are bent to form the extending section 4, the extending section 4 is integrally of a groove-shaped structure, and when the flexible printed circuit board body 1 is stressed along the length direction of the flexible printed circuit board body, the extending section 4 can be extended along the length direction of the structures of the first connecting body 11 and the second connecting body 12, so that the flexibility in connection is improved. The 4 recess column structure sides of extension deviate from self structure center and are the slope setting, and during the actual machine-shaping, the recess side forms 135 contained angles with the bottom surface, and single extension 4 can guarantee that the product possesses 1.2mm to 1.5 mm's flexible volume.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (7)

1. The utility model provides a flexible line way board for new energy automobile, its characterized in that, including the long strip type flexible line way board body (1) that the integration has a plurality of wires (7) and be used for butt joint electronic monitoring device's connector (2), flexible line way board body (1) is including being first connector (11) and second connector (12) of long strip type sheet structure, all be provided with on first connector (11) and second connector (12) and be used for connecting a plurality of metal connection pieces that switch on group battery and wire (7), metal connection piece and flexible line way board body welding set up, metal connection piece surface covering has PI membrane (8), PI membrane (8) and flexible line way board body (1) surface pass through glue bonding.
2. The flexible printed circuit board for the new energy automobile according to claim 1, wherein a bonding pad (6) is formed by the surface of the first connecting body (11) and the surface of the second connecting body (12) being recessed towards the inside of the structure of the first connecting body and the second connecting body, the metal connecting sheet is a nickel sheet (3), and one end of the nickel sheet (3) is embedded in the bonding pad (6) in a welding manner.
3. The flexible circuit board for the new energy automobile is characterized in that the PI films (8) and the metal connecting sheets are arranged in a one-to-one correspondence mode.
4. The flexible circuit board for the new energy automobile is characterized in that the nickel sheet (3) is of a rectangular sheet structure, one end of the nickel sheet (3) is connected with the surface of the flexible circuit board body (1), and the other end of the nickel sheet extends to the outer side of the flexible circuit board body (1).
5. the flexible printed circuit board for the new energy automobile according to claim 1, wherein the first connecting body (11) and the second connecting body (12) are bent to form an extension section (4) with a groove-shaped structure, and the extension section (4) can be extended along the length direction of the first connecting body (11) and the second connecting body (12).
6. The flexible circuit board for the new energy automobile is characterized in that the side face of the groove-shaped structure of the extension section (4) is inclined away from the center of the structure.
7. The flexible printed circuit board for the new energy automobile according to claim 1, wherein an end of the flexible printed circuit board body (1) opposite to the connector (2) is bent to form an L-shaped bending section (5).
CN201920179131.9U 2019-01-31 2019-01-31 flexible circuit board for new energy automobile Active CN209757005U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920179131.9U CN209757005U (en) 2019-01-31 2019-01-31 flexible circuit board for new energy automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920179131.9U CN209757005U (en) 2019-01-31 2019-01-31 flexible circuit board for new energy automobile

Publications (1)

Publication Number Publication Date
CN209757005U true CN209757005U (en) 2019-12-10

Family

ID=68751372

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920179131.9U Active CN209757005U (en) 2019-01-31 2019-01-31 flexible circuit board for new energy automobile

Country Status (1)

Country Link
CN (1) CN209757005U (en)

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