CN216773642U - Waterproof deformable winding displacement and connecting device - Google Patents

Abstract

The embodiment of the utility model discloses a waterproof deformable flat cable and a connecting device, relating to the technical field of FPC flat cables, wherein the waterproof deformable flat cable comprises a flat cable device, a fixing device and a plastic seat waterproof ring; the wire arranging device comprises a conducting wire, a wire arranging body and two connecting modules; the wire is arranged in the wire arranging body, and the wire arranging body is made of flexible waterproof rubber; the two connecting modules are respectively arranged at two ends of the lead; the fixing device comprises a fixing seat and a convex ring; the fixed seat wraps the connecting module; the convex ring is arranged on one side of the fixed seat and surrounds the periphery of the connecting module; the waterproof ring of the plastic seat is nested on the periphery of the convex ring. The shape of the flat cable can be deformed to better conform to the shape of the connecting device, and meanwhile, the connecting part of the flat cable and the connecting module is easy to install and disassemble and has a waterproof function.

Description

Waterproof deformable winding displacement and connecting device

Technical Field

The utility model relates to the technical field of FPC (flexible printed circuit) flat cables, in particular to a waterproof deformable flat cable and a connecting device.

Background

The traditional connection mode of the FPC flat cable is that 18 conducting wires are used for doubling, after the 18 conducting wires are doubled, no matter the front-stage drawing or the later-stage gluing is carried out, the flat cable is hard and not easy to deform, and therefore the technical requirement that the flat cable needs to deform according to the appearance of the helmet is difficult to meet. Meanwhile, the connectors at the two ends of the doubling line are not waterproof, or the module connecting parts at the two ends are treated by a glue sealing process to obtain a waterproof effect, so that the connectors cannot be detached in the assembling process or in the later maintenance process.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the embodiment of the utility model is to achieve reliable connection between the flat cable and the connecting device, the flat cable is more in line with the shape of the connecting device, and meanwhile, the part where the flat cable is connected with the connecting module is easy to install and disassemble and has a waterproof function.

In order to solve the above problems, an embodiment of the present invention discloses a waterproof deformable flat cable. The shape of the flat cable can be deformed to better conform to the shape of the connecting device, and meanwhile, the connecting part of the flat cable and the connecting module is easy to install and disassemble and has a waterproof function.

The utility model provides a waterproof deformable flat cable which comprises a flat cable device, a fixing device and a plastic seat waterproof ring, wherein the flat cable device comprises a flat cable body and a plastic seat waterproof ring; the wire arranging device comprises a conducting wire, a wire arranging body and two connecting modules; the wire is arranged in the wire arranging body, and the wire arranging body is made of flexible waterproof rubber; the two connecting modules are respectively arranged at two ends of the lead; the fixing device comprises a fixing seat and a convex ring; the fixed seat wraps the connecting module; the convex ring is arranged on one side of the fixed seat and surrounds the periphery of the connecting module; the waterproof ring of the plastic seat is nested on the periphery of the convex ring.

The connection module comprises a plurality of connection terminals and a circuit board; the circuit board is connected with the lead; a plurality of the connection terminals are all arranged on one side of the circuit board.

The fixing device further comprises a center hole, the convex ring is arranged around the center hole, and the connecting module is tightly embedded in the center hole.

The technical scheme is that a wire inlet hole is formed in the side face of the fixing seat, and the wire penetrates through the wire inlet hole to be connected with the connecting module in the central hole.

The technical scheme is that the connecting module further comprises a reinforcing sheet, and the connecting terminals are arranged on one side of the reinforcing sheet.

Its further technical scheme does, the both sides of fixing base are equipped with the ear, the ear is equipped with the fixed orifices.

The utility model also provides a connecting device, which comprises the waterproof deformable flat cable, the shell and the circuit board; the circuit board is provided with a plurality of module section elastic sheets and is arranged in the shell; the shell is provided with a mounting hole; the convex ring of the waterproof deformable flat cable is embedded in the mounting hole, and a plurality of connecting terminals of a connecting module of the waterproof deformable flat cable are correspondingly connected with a plurality of module section elastic sheets of the circuit board one by one; the waterproof ring of the plastic seat is compressed between the fixed seat of the waterproof deformable flat cable and the shell.

The further technical scheme is that the shell comprises an upper shell and a lower shell, and the upper shell and the lower shell are clamped and fixed with the circuit board.

The connecting device further comprises an upper shell waterproof ring and a lower shell waterproof ring; the waterproof ring of the upper and lower shells is compressed and arranged between the upper shell and the lower shell.

The further technical proposal is that the lower shell is provided with screw holes; the lower shell and the upper shell are fixed through the screw holes.

Compared with the prior art, the embodiment of the utility model can achieve the following technical effects:

the winding displacement device of waterproof flexible winding displacement is flexible for waterproof flexible more laminating connecting device's shape, will have the convex ring of the waterproof circle of plastic seat to press into the mounting hole of connecting device casing, make waterproof flexible winding displacement and connecting device form detachable the connection, ensure high waterproof nature and high gas tightness between waterproof flexible winding displacement and the connecting device is connected simultaneously.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural view of a waterproof deformable flat cable and a connecting device according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a connecting device according to an embodiment of the present invention;

fig. 3 is a schematic diagram illustrating a structural portion of a waterproof deformable flat cable and a connecting device according to an embodiment of the present invention in detail;

fig. 4 is a schematic structural view of another waterproof deformable flat cable and a connecting device according to an embodiment of the present invention;

fig. 5 is a schematic structural view of another waterproof deformable flat cable and connecting device according to an embodiment of the present invention;

fig. 6 is a schematic structural view of another waterproof deformable flat cable device according to an embodiment of the present invention;

fig. 7 is a schematic structural view of another waterproof deformable flat cable and a connecting device according to an embodiment of the present invention.

Reference numerals

The wire arranging device 100, the fixing device 200, the plastic seat waterproof ring 300, the conducting wire 110, the wire arranging body 120, the connecting module 130, the fixing seat 210, the convex ring 220, the connecting terminal 131, the module section elastic sheet 601, the circuit board 134, the central hole 230, the wire inlet hole 211, the reinforcing sheet 133, the ear part 400, the fixing hole 410, the shell 500, the circuit board 600, the mounting hole 501, the upper shell 510, the lower shell 520, the upper and lower shell waterproof rings 700 and the screw hole 800.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, wherein like reference numerals represent like elements in the drawings. It is apparent that the embodiments to be described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

It is also to be understood that the terminology used in the description of the embodiments of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the embodiments of the utility model. As used in this description of embodiments of the utility model and the appended claims, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

Referring to fig. 1 to 6, an embodiment of the present invention provides a waterproof deformable flat cable. The waterproof deformable flat cable comprises a flat cable device 100, a fixing device 200 and a plastic seat waterproof ring 300. The components are specifically described as follows:

the wire arranging device 100 comprises a conducting wire 110, a wire arranging body 120 and two connecting modules 130; the lead 110 is arranged in the wire arrangement body 120, and the material of the wire arrangement body 120 is flexible waterproof rubber; the two connection modules 130 are respectively arranged at two ends of the lead 110; the fixing device 200 comprises a fixing seat 210 and a convex ring 220; the fixing seat 210 wraps the connection module 130; the convex ring 220 is arranged on one side of the fixing seat 210 and surrounds the connecting module 130; the plastic seat waterproof ring 300 is nested on the periphery of the convex ring 220.

In the embodiment, the cable arrangement device 100 refers to the arrangement and structure of 18 internal transmission wires 110, as shown in fig. 2, the FPC substrate is made of polyimide material, the total thickness of the wires 110 is 0.15mm to 0.25mm, and the total thickness of the two end connection modules and the reinforcing sheet 133 is 0.35mm to 0.45 mm. The material of the wire arrangement body 120 is flexible waterproof rubber, and has the characteristic of good overall flexibility. The two connection modules 130 are respectively disposed at two ends of the conductive wire 110, so that the two connection modules 130 can perform signal transmission through the conductive wire 110, and a waterproof coating may be disposed at a connection position between the flat cable body 120 and the connection module 130 and on a surface of the connection module 130, so as to enhance waterproof protection of the connection position between the flat cable body 120 and the connection module 130 and on the surface of the connection module 130. The fixing device 200 is a waterproof housing 500 for protecting the connection module 130, the fixing device 200 includes a fixing base 210 and a convex ring 220, the fixing base 210 wraps the whole connection module 130, and the convex ring 220 is arranged on one side of the fixing base 210 and surrounds the connection module 130. The plastic seat waterproof ring 300 is a waterproof ring which can be tightly nested in the periphery of the convex ring 220.

The working process of the waterproof deformable flat cable is as follows:

the plastic seat waterproof ring 300 is nested in the periphery of the convex ring 220, the convex ring 220 with the plastic seat waterproof ring 300 is connected with the connecting device in a buckling manner, the connecting modules 130 at two ends carry out signal transmission through the wires 110, and the wire arrangement body 120 wrapping the wires 110 can be bent and deformed, for example, the fitting requirement of a helmet is met.

The winding displacement device 100 of waterproof flexible winding displacement can be deformed, so that the waterproof flexible winding displacement can be more fit with the shape of the connecting device, the convex ring 220 with the plastic seat waterproof ring 300 is pressed into the mounting hole 501 of the connecting device shell 500, the waterproof flexible winding displacement and the connecting device can form detachable connection, and meanwhile, the waterproof flexible winding displacement and the connecting device are guaranteed to be connected in a high waterproof mode and a high air tightness mode.

With continued reference to fig. 1-7, in the present embodiment, the connection module 130 includes a plurality of connection terminals 131 and a circuit board 134; the circuit board 134 is connected with the lead 110; the plurality of connection terminals 131 are all provided on one side of the circuit board 134.

Specifically, the connection terminal 131 refers to a metal block capable of signal transmission, and the Circuit Board 134 is a Printed Circuit Board, which is known as "Printed Circuit Board" in english, and the names of Circuit Board, PCB, etc. are indispensable components in electronic devices in the modern technological age, and the appearance of the Circuit Board makes many functions of electronic products and Circuit integration possible. The flat cable device mainly comprises a pad, a through hole, a mounting hole, a lead, a component, a connector, a filler, an electrical boundary and the like, wherein a plurality of connecting terminals 131 are embedded into one side of a circuit board 134, and signal transmission can be carried out between the connecting terminals 131 and the lead 110 under the action of the circuit board 134.

Further, the fixing device 200 further includes a central hole 230, the convex ring 220 is disposed around the central hole 230, and the connecting module 130 is tightly embedded in the central hole 230.

Specifically, a center hole 230 is formed at the center of the convex ring 220 for exposing a portion of the connection terminal 131 of the connection module 130 so that the connection terminal 131 and the connection device can transmit signals when connected thereto.

Further, a wire inlet hole 211 is formed in a side surface of the fixing base 210, and the wire 110 passes through the wire inlet hole 211 to be connected with the connection module 130 in the central hole 230.

Specifically, the fixing base 210 covers the whole connecting module 130, and the connecting module 130 is closely connected with the wire 110, so that the fixing base 210 is provided with a wire inlet hole 211, so that the wire 110 can pass through the wire inlet hole 211, and the fixing base 210 is ensured to cover the whole connecting module 130.

Further, the connection module 130 further includes a reinforcing plate 133, and the plurality of connection terminals 131 are disposed on one side of the reinforcing plate 133.

Specifically, the connection module 130 is provided with the reinforcing sheet 133, the reinforcing sheet 133 is made of 0.2mm SUS304 stainless steel, the total thickness of the circuit board 134 and the reinforcing sheet 133 of the connection module 130 is 0.35mm to 0.45mm, the reinforcing sheet 133 can ensure that the plurality of connection terminals 131 are in the same horizontal plane, and can prevent the connection terminals 131 from being displaced, and the plurality of connection terminals 131 can be adhered to one side of the reinforcing sheet 133 through an adhesive.

Further, two sides of the fixing base 210 are provided with an ear 400, and the ear 400 is provided with a fixing hole 410.

Specifically, the two sides of the fixing base 210 are provided with the ear portions 400, the ear portions 400 are provided with the fixing holes 410, and the fixing holes 410 are holes for screws to be installed, when the connecting device is connected, the screws are driven into the fixing holes 410, so that the connection between the waterproof flexible flat cable and the connecting device is firmer.

Example 2

Referring to fig. 1-7, an embodiment of the present invention provides a connection device. The connecting device includes the waterproof deformable flat cable described in embodiment 1, a housing 500, and a circuit board 600. The components are specifically described as follows:

the circuit board 600 is provided with a plurality of module segment elastic pieces 601 and arranged in the shell 500; the shell 500 is provided with a mounting hole 501; the convex ring 220 of the waterproof deformable flat cable is embedded in the mounting hole 501, and the plurality of connecting terminals 131 of the connecting module 130 of the waterproof deformable flat cable are connected with the plurality of module section elastic pieces 601 of the circuit board 600 in a one-to-one correspondence manner; the plastic seat waterproof ring 300 is compressed between the fixing seat 210 of the waterproof deformable flat cable and the housing 500.

In the present embodiment, the connection terminal 131 refers to a metal block capable of signal transmission, and the circuit board 600 (also called a circuit board, PCB board) is a printed board on which the conductive traces 110 are printed. The main purpose of the circuit board 600 is to reduce the space occupied by the wires 110 and to organize the wires 110 in a clear layout. The housing 500 is used for loading the circuit board 600 and has a plastic body with a preset shape, in an embodiment, the module section elastic sheet 601 is arranged on the circuit board 600, the housing 500 is provided with a mounting hole 501, the module section elastic sheet 601 surrounds the mounting hole 501, and the size of the mounting hole 501 enables the convex ring 220 of the waterproof deformable flat cable to be nested in the mounting hole 501, so that the module section elastic sheet 601 is in contact with the connecting terminal 131, the waterproof deformable flat cable and the connecting device can perform a signal transmission function, and meanwhile, the plastic seat waterproof ring 300 is compressed and arranged between the fixing seat 210 of the waterproof deformable flat cable and the housing 500, so that the convex ring 220 of the waterproof deformable flat cable is more tightly connected with the mounting hole 501.

The working process of the connecting device is as follows:

the plastic seat waterproof ring 300 is nested in the periphery of the convex ring 220, the convex ring 220 with the plastic seat waterproof ring 300 is connected with the connecting device in a buckling mode, the connecting modules 130 at two ends carry out signal transmission through the wires 110, and the wire arranging body 120 wrapping the wires 110 can be bent and deformed, for example, the attaching requirement of a helmet is met, the convex ring 220 with the plastic seat waterproof ring 300 is pressed into the mounting hole 501 of the connecting device shell 500, the waterproof deformable wire arranging body is detachably connected with the connecting device, and meanwhile high waterproofness and high air tightness between connection are guaranteed.

With continued reference to fig. 1-6, in the present embodiment, the housing 500 includes an upper shell 510 and a lower shell 520, and the upper shell 510 and the lower shell 520 clamp and fix the circuit board 600.

Specifically, the gap between the upper shell 510 and the lower shell 520 is increased to tightly clamp the circuit board 600, so as to ensure that the circuit board 600 does not shake due to the external force applied to the housing 500, thereby ensuring the firmness of the overall structure of the connecting device.

Further, the connecting device further comprises waterproof rings of an upper shell 520 and a lower shell 520; the waterproof ring of the upper and lower cases 520 is compressed between the upper case 510 and the lower case 520.

Specifically, the waterproof rings of the upper and lower shells 520 refer to rubber waterproof rings with elasticity, which are arranged in the gap between the upper shell 510 and the lower shell 520, and when the upper shell 510 and the lower shell 520 are connected and combined, the air tightness and the water tightness of the connecting device can be effectively improved by adding the waterproof rings of the upper and lower shells 520.

Further, the lower case 520 is provided with a screw hole 800; the lower case 520 and the upper case 510 are fixed by the screw holes 800.

Specifically, the lower shell 520 is provided with the screw hole 800, and a screw is driven into the screw hole 800, so that the lower shell 520 is more firmly connected with the upper shell 510, and meanwhile, the waterproof pad is arranged on the screw hole 800, and the influence of the screw hole 800 on the air tightness and the waterproofness of the connecting device is avoided.

In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be connected or detachably connected or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by one skilled in the art.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, while the utility model has been described with respect to the above-described embodiments, it will be understood that the utility model is not limited thereto but may be embodied with various modifications and changes.

While the utility model has been described with reference to specific embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. A waterproof deformable flat cable is characterized by comprising a flat cable device, a fixing device and a plastic seat waterproof ring; the wire arranging device comprises a conducting wire, a wire arranging body and two connecting modules; the wire is arranged in the wire arranging body, and the wire arranging body is made of flexible waterproof rubber; the two connecting modules are respectively arranged at two ends of the lead; the fixing device comprises a fixing seat and a convex ring; the fixed seat wraps the connecting module; the convex ring is arranged on one side of the fixed seat and surrounds the periphery of the connecting module; the waterproof ring of the plastic seat is nested on the periphery of the convex ring.

2. The waterproof deformable ribbon cable of claim 1, wherein the connection module comprises a plurality of connection terminals and a circuit board; the circuit board is connected with the lead; a plurality of the connection terminals are all arranged on one side of the circuit board.

3. The waterproof deformable ribbon cable of claim 2, wherein the fixing device further comprises a central hole, the convex ring is disposed around the central hole, and the connecting module is tightly embedded in the central hole.

4. The waterproof deformable flat cable of claim 3, wherein a wire inlet hole is formed in a side surface of the fixing base, and the wire passes through the wire inlet hole to be connected with the connecting module in the central hole.

5. The waterproof deformable cable assembly according to claim 2, wherein the connection module further comprises a reinforcing plate, and the plurality of connection terminals are provided on one side of the reinforcing plate.

6. The waterproof deformable cable of claim 1, wherein the fixing base is provided with ears at both sides thereof, and the ears are provided with fixing holes.

7. A connecting device comprising the waterproof deformable flat cable according to any one of claims 1 to 6, a housing, and a wiring board; the circuit board is provided with a plurality of module section elastic sheets and is arranged in the shell; the shell is provided with a mounting hole; the convex ring of the waterproof deformable flat cable is embedded in the mounting hole, and a plurality of connecting terminals of a connecting module of the waterproof deformable flat cable are correspondingly connected with a plurality of module section elastic sheets of the circuit board one by one; the waterproof ring of the plastic seat is compressed between the fixed seat of the waterproof deformable flat cable and the shell.

8. The connecting device according to claim 7, wherein the housing includes an upper case and a lower case, and the upper case and the lower case clamp and fix the circuit board.

9. The coupling device of claim 8, further comprising upper and lower shell waterproof rings; the waterproof ring of the upper and lower shells is compressed and arranged between the upper shell and the lower shell.

10. The coupling device as claimed in claim 9, wherein the lower case is provided with screw holes; and fixing the lower shell and the upper shell through the screw hole.

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