Shielding tensile FPC (Flexible Printed Circuit) flat cable protection structure

Abstract

The utility model discloses a shielding tensile FPC (Flexible Printed Circuit) flat cable protection structure, which belongs to the technical field of FPC flat cables, solves the problem that the existing device can only protect the connection position of an FPC flat cable and a connector and cannot protect the middle part of an FPC flat cable body, and comprises an FPC flat cable body, the two ends of the FPC flat cable body are connected with golden finger terminals, and the golden finger terminals are connected with the shielding tensile FPC flat cable protection structure. A protection assembly is arranged outside the FPC flat cable body and the golden finger terminals, external interference signals can be shielded through composite aluminum foil, the FPC flat cable body can be protected through a protection sleeve and a copper wire, the situation that the FPC flat cable body is broken and damaged when being pulled is avoided, and when the FPC flat cable body needs to be bent, the FPC flat cable body can be prevented from being damaged. When the FPC flat cable body is bent, the protective sleeve and the copper wires and the composite aluminum foil in the protective sleeve can be bent along with the FPC flat cable body, and the copper wires can support the protective sleeve, so that the protective sleeve is kept in a specific bent state, the purpose of protecting the whole FPC flat cable body is achieved, and the service life of the FPC flat cable body is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to FPC wire and cable technology field, concretely is a kind of shielded anti-tension FPC wire and cable protection structure. BACKGROUND

[0002] FPC wire and cable is also called flexible circuit board or soft board, with the characteristics of high wiring density, light weight, thin thickness, is a kind of highly reliable, excellent flexible printed circuit board, in popular terms, FPC wire and cable is the connecting line group that can bend within a certain degree, current FPC wire and cable is more fragile, in operation, it is easy to cause FPC wire and cable edge stress, easy to tear, especially in end connection and wire and cable bending position, it is easy to be subjected to larger tearing force, easy to be damaged.

[0003] Through search, in the application of patent application No.202222465483.5, a kind of FPC wire and cable protection device is disclosed, including FPC wire and cable connector, the connecting place of the FPC wire and cable connector is equipped with fixed mechanism;The FPC wire and cable connector includes FPC wire and cable connector body, fixed recess, FPC wire and cable connector interface and fixed mouth, the front of the FPC wire and cable connector body is equipped with FPC wire and cable connector interface, the outside of the FPC wire and cable connector interface is equipped with fixed recess, the inside of the fixed recess is equipped with several fixed mouths;The fixed mechanism includes fixed mechanism body, connecting device and protective layer, the front of the fixed mechanism body is equipped with several connecting devices, the periphery wall of the inside of the fixed mechanism body is all equipped with protective layer;

[0004] Although the FPC wire and cable protection device can form protection to the connecting part of FPC wire and cable and connector by fixed structure, prevent dust from accumulating in connecting place when long-term use, affect service life, but the FPC wire and cable protection device can only protect the connecting position of FPC wire and cable and connector, cannot protect the middle part of FPC wire and cable body.

[0005] Therefore, we propose a kind of shielded anti-tension FPC wire and cable protection structure. UTILITY MODEL CONTENTS

[0006] In view of the deficiencies of prior art, the utility model provides a kind of shielded anti-tension FPC wire and cable protection structure, solve the problem that existing device can only protect the connecting position of FPC wire and cable and connector, cannot protect the middle part of FPC wire and cable body.

[0007] To achieve the above object, the utility model is realized by the following technical scheme: a kind of shielded anti-tension FPC wire and cable protection structure, including FPC wire and cable body, the both ends of the FPC wire and cable body are connected with gold finger terminal;

[0008] The FPC flat cable body and the gold finger terminal are externally provided with a protection assembly;

[0009] The protection assembly comprises a protective sleeve, copper wires, a composite aluminum foil, a slot, a connecting frame, a connecting slot, a plug-in frame, a connecting hole, a threaded hole, a bolt and a limiting frame, the protective sleeve is movably sleeved on the outer surface of the FPC flat cable body, the connecting frame is movably sleeved on the outer surface of the gold finger terminal, the connecting frame is detachably connected at both ends of the protective sleeve through the bolt, the limiting frame is fixedly sleeved on the outer surface of the gold finger terminal, a connecting slot is formed in the middle of the side of the connecting frame close to the protective sleeve, and the limiting frame is clamped in the connecting slot.

[0010] Preferably, the copper wires are uniformly distributed in the interior of the protective sleeve, the outer surface of the copper wires is coated with an insulating coating, and the composite aluminum foil is fixedly sleeved on the inner wall of the protective sleeve, wherein the strength of the protective sleeve can be increased by the copper wires, the copper wires can be bent together with the copper wires, and the protective sleeve can be kept at a specific bending radius, external interference signals can be shielded by the composite aluminum foil, the signal transmission of the FPC flat cable body can be prevented from being affected by the interference signals, and the interference signals can be uniformly diffused by the composite aluminum foil, and signal disturbance does not occur.

[0011] Preferably, slots are formed at both ends of the protective sleeve, a plug-in frame is fixedly installed on the side of the connecting frame close to the protective sleeve, and the plug-in frame is plugged into the slots, wherein the connecting frame and the protective sleeve can be connected together by the plug-in frame and the slots.

[0012] Preferably, connecting holes that are in communication with the slots are formed at both ends of the top surface and the bottom surface of the protective sleeve, threaded holes that are opposite to the connecting holes in position are formed in the top surface and the bottom surface of the plug-in frame, and the end of the bolt passes through the connecting hole and is threadedly sleeved in the threaded hole, wherein the threaded hole can be fixed in the slot by using the bolt, and then the connecting frame and the protective sleeve are fixed together.

[0013] Preferably, the protective sleeve is made of flexible rubber material, and the connecting frame, the threaded hole and the limiting frame are made of hard plastic material, wherein the flexible rubber material and the hard plastic material are both insulating, and electric shock can be avoided.

[0014] The utility model provides a kind of with shielding anti-pulling FPC flat cable protection structure.It has the following beneficial effects:

[0015] The shielding anti-pulling FPC flat cable protection structure can shield external interference signals through the composite aluminum foil, avoid the interference signals from affecting the signal transmission of the FPC flat cable body, evenly diffuse the interference signals through the composite aluminum foil, and prevent the interference signals from being concentrated in one place to cause signal disturbance, the gold finger terminal can be pulled out of the insertion opening by holding the protective sleeve and pulling it outward, the FPC flat cable body can be protected by the protective sleeve and the copper wire, and the FPC flat cable body can be prevented from being broken and damaged when being pulled, the protective sleeve, the copper wire and the composite aluminum foil inside the protective sleeve can be bent together with the FPC flat cable body when the FPC flat cable body needs to be bent, and the copper wire can support the protective sleeve, so that the protective sleeve is kept in a specific bending state, the purpose of protecting the FPC flat cable body as a whole is achieved, the service life of the FPC flat cable body is prolonged, and the problem that the existing device can only protect the connection position of the FPC flat cable and the connector and cannot protect the middle part of the FPC flat cable body is solved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structure schematic view of the utility model;

[0017] Figure 2 It is a split structure schematic view of the utility model;

[0018] Figure 3 It is a structure schematic view of the utility model Figure 2 It is an enlarged structure schematic view of A place of the utility model;

[0019] Figure 4 It is an internal structure schematic view of the protective sleeve of the utility model;

[0020] Figure 5 It is a sectional structure schematic view of the utility model;

[0021] Figure 6 It is an enlarged structure schematic view of A place of the utility model Figure 5 It is an enlarged structure schematic view of A place of the utility model.

[0022] In the drawing: 1, FPC flat cable body; 2, gold finger terminal; 3, protective assembly; 31, protective sleeve; 32, copper wire; 33, composite aluminum foil; 34, insertion opening; 35, connecting frame; 36, connecting groove; 37, insertion frame; 38, connecting hole; 39, threaded hole; 310, bolt; 311, limiting frame. DETAILED DESCRIPTION

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] Example 1:

[0025] like Figures 1-6 As shown: The system includes an FPC cable body 1, with gold finger terminals 2 connected to both ends of the FPC cable body 1. A protective assembly 3 is provided on the exterior of the FPC cable body 1 and the gold finger terminals 2. The protective assembly 3 includes a protective sleeve 31, copper wires 32, composite aluminum foil 33, slots 34, connecting frames 35, connecting grooves 36, plug-in frames 37, connecting holes 38, threaded holes 39, bolts 310, and limiting frames 311. The protective sleeve 31 is movably fitted onto the outer surface of the FPC cable body 1, and the connecting frame 35 is movably fitted onto the outer surface of the gold finger terminals 2. The connecting frame 35 is detachably connected to both ends of the protective sleeve 31 by bolts 310. The limiting frame 311 is fixedly fitted onto the outer surface of the gold finger terminals 2. A connecting groove 36 is formed in the middle of the side of the connecting frame 35 closest to the protective sleeve 31, and the limiting frame 311 is engaged inside the connecting groove 36. Uniformly distributed copper wires 32 are inserted inside the protective sleeve 31, and the outer surface of the copper wires 32 is coated with an insulating coating. The inner wall of the protective sleeve 31... The fixed sleeve is equipped with composite aluminum foil 33, which can shield external interference signals and prevent interference signals from affecting the signal transmission of the FPC cable body 1. The composite aluminum foil can evenly spread the interference signals and prevent them from concentrating in one place and causing signal disturbance. By holding the protective sleeve 31 and pulling it outward, the gold finger terminal 2 can be pulled out of the socket through the limiting frame 311 limiting the connecting frame 35. The protective sleeve 31 and copper wire 32 can protect the FPC cable body 1 and prevent the FPC cable body 1 from breaking or being damaged when pulled. When the FPC cable body 1 needs to be bent, the protective sleeve 31 and its internal copper wire 32 and composite aluminum foil 33 will bend together with the FPC cable body 1, and the copper wire 32 can support the protective sleeve 31, keeping the protective sleeve 31 in a specific bending state. This achieves the purpose of protecting the entire FPC cable body 1 and helps to improve the service life of the FPC cable body 1.

[0026] Example 2:

[0027] like Figure 3 and 6As shown: the two ends of the protective sleeve 31 are provided with a slot 34, the connecting frame 35 is fixedly installed on one side of the protective sleeve 31 The plug-in frame 37 is inserted in the slot 34, the top and bottom of the protective sleeve 31 are provided with a connecting hole 38 communicated with the slot 34, the top and bottom of the plug-in frame 37 are provided with a threaded hole 39 opposite to the connecting hole 38, the end of the bolt 310 passes through the connecting hole 38 and is screwed in the threaded hole 39, the protective sleeve 31 is made of flexible rubber material, the connecting frame 35, the threaded hole 39 and the limiting frame 311 are made of hard plastic material, the connecting frame 35 and the protective sleeve 31 can be connected together through the setting of the plug-in frame 37 and the slot 34, the threaded hole 39 can be fixed in the slot 34 by using the bolt 310, and then the connecting frame 35 and the protective sleeve 31 are fixed together, the flexible rubber material and the hard plastic material can be insulated, and the electric shock can be avoided.

[0028] The working principle and use process of the utility model: the protective structure of the shielding anti-tension FPC flat cable, in use, first, the protective sleeve 31 is sleeved on the outer surface of the FPC flat cable body 1, then the connecting frame 35 is sleeved on the outer surface of the gold finger terminal 2, the position of the connecting frame 35 is limited through the setting of the limiting frame 311, then the plug-in frame 37 is inserted in the slot 34, and then the bolt 310 is used to pass through the connecting hole 38 and the threaded hole 39, so that the plug-in frame 37 is fixed in the slot 34, then the gold finger terminals 2 at both ends of the FPC flat cable body 1 are inserted in the corresponding sockets, when the FPC flat cable body 1 needs to be bent, the protective sleeve 31 and the copper wire 32 and the composite aluminum foil 33 inside the protective sleeve 31 will bend with the FPC flat cable body 1, and the copper wire 32 can support the protective sleeve 31, so that the protective sleeve 31 remains in a specific bending state, the composite aluminum foil 33 can shield external interference signals, and avoid interference signals affecting the signal transmission of the FPC flat cable body 1, the composite aluminum foil can evenly diffuse the interference signals, and the signal disturbance will not occur in one place;

[0029] When the gold finger terminal 2 needs to be pulled out of the socket, the protective sleeve 31 can be held by hand and pulled outwards, the gold finger terminal 2 can be pulled out through the limiting action of the limiting frame 311 on the connecting frame 35, and the FPC flat cable body 1 can be protected through the setting of the protective sleeve 31 and the copper wire 32, so that the FPC flat cable body 1 is not damaged when it is pulled.

[0030] The basic principle and main features of the present application and the advantages of the present application are shown and described above, for those skilled in the art, obviously the present application is not limited to the details of the above exemplary embodiments, and can be realized in other specific forms without departing from the spirit or basic characteristics of the present application. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the present application is defined by the appended claims rather than the above description, therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be considered as limiting the claims involved.

[0031] In addition, it should be understood that, although the present application is described in the form of embodiments, not every embodiment contains only one independent technical solution, the description of the specification is only for the sake of clarity, those skilled in the art should consider the specification as a whole, the technical solutions in each embodiment can also be combined appropriately to form other embodiments that those skilled in the art can understand.

Claims

1. A shielded anti-tension FPC flat cable protection structure, comprising an FPC flat cable body (1), gold finger terminals (2) connected to both ends of the FPC flat cable body (1); characterized in that An anti-protection assembly (3) is arranged outside the FPC flat cable body (1) and the gold finger terminals (2); The anti-protection assembly (3) comprises a protective sleeve (31), copper wires (32), a composite aluminum foil (33), a slot (34), a connecting frame (35), a connecting groove (36), a plug-in frame (37), a connecting hole (38), a threaded hole (39), a bolt (310) and a limiting frame (311), the protective sleeve (31) is movably sleeved on the outer surface of the FPC flat cable body (1), the connecting frame (35) is movably sleeved on the outer surface of the gold finger terminal (2), the connecting frame (35) is detachably connected to both ends of the protective sleeve (31) through the bolt (310), the limiting frame (311) is fixedly sleeved on the outer surface of the gold finger terminal (2), the connecting groove (36) is formed in the middle of the surface of the connecting frame (35) close to the protective sleeve (31), and the limiting frame (311) is clamped in the connecting groove (36).

2. The anti-tensile FPC flat cable protection structure with shielding according to claim 1, characterized in that: The copper wires (32) are evenly distributed in the protective sleeve (31), the outer surface of the copper wires (32) is coated with an insulating coating, and the composite aluminum foil (33) is fixedly sleeved on the inner wall of the protective sleeve (31).

3. The anti-tensile FPC flat cable protection structure with shielding according to claim 1, characterized in that: The two ends of the protective sleeve (31) are provided with the slot (34), the plug-in frame (37) is fixedly installed on the surface of the connecting frame (35) close to the protective sleeve (31), and the plug-in frame (37) is plugged into the slot (34).

4. The shielded pull-resistant FPC ribbon wire protection structure of claim 1, wherein: The connecting hole (38) is formed in the top surface and the bottom surface of the protective sleeve (31) and communicates with the slot (34), the threaded hole (39) is formed in the top surface and the bottom surface of the plug-in frame (37) and is opposite to the connecting hole (38) in position, and the end of the bolt (310) passes through the connecting hole (38) and is threadedly sleeved in the threaded hole (39).

5. The shielded pull-resistant FPC ribbon wire protection structure of claim 1, wherein: The protective sleeve (31) is made of flexible rubber, and the connecting frame (35), the threaded hole (39) and the limiting frame (311) are made of hard plastic.

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