CN220253549U

CN220253549U - Hardware terminal

Info

Publication number: CN220253549U
Application number: CN202321900937.5U
Authority: CN
Inventors: 蒋小虎; 颜海翔; 谢吉国
Original assignee: Dongguan Jiekang Electronic Technology Co ltd
Current assignee: Dongguan Jiekang Electronic Technology Co ltd
Priority date: 2023-07-18
Filing date: 2023-07-18
Publication date: 2023-12-26
Anticipated expiration: 2033-07-18

Abstract

The utility model relates to a hardware terminal in the field of hardware terminals, which comprises a front electric connection end and a rear electric connection end integrally formed with the front electric connection end, wherein the front electric connection end is bent through stamping to form a front plug-in part and a front limiting part, the rear end of the front limiting part is obliquely extended from front to back to upwards to form an upper suspension structure which is obliquely upwards, the rear end of a side plate is bent through stamping to form a longitudinally arranged limiting plate, and an upwards-protruding rear limiting part is formed between the front electric connection end and the rear electric connection end through stamping and bending. The limiting plate is used for contacting with the limiting point of the plastic shell, effectively increasing the contact area with the limiting point of the plastic shell, in the process of withdrawing the hardware terminal, the limiting point of the plastic shell can be prevented from being pierced by the front limiting part, so that the safety of the connector is influenced, the top plate and the side plate are combined to form an L-shaped structure, the deformation caused in the process of pulling out the plastic shell by the hardware terminal can be avoided, the rear limiting part can form a secondary lock for preventing the hardware terminal from withdrawing, and the stability and safety are improved.

Description

Hardware terminal

Technical Field

The utility model relates to the field of hardware terminals, in particular to a hardware terminal capable of improving connection stability with a plastic shell.

Background

The FPC connector is widely applied to electronic equipment, is mainly applied to electronic equipment such as liquid crystal display, scanners, mobile phones, tablet computers and the like, and is used for realizing signal connection or transmission between functional modules in the equipment or with external equipment.

The FPC connector is generally composed of a plastic shell and a hardware terminal inserted and clamped in the plastic shell, one end of the FPC connector is connected with the hand end, the other end of the FPC connector is connected with an FPC wire, and the hardware terminal plays a role in conducting electricity.

The current five metals terminal all includes preceding electric end and back electric end that connects, in order to ensure that the five metals terminal pairs the chucking in the plastic shell, the five metals terminal all is provided with elasticity spacing portion. The current elasticity spacing portion is by the L shape structure of forward backward extension, and the terminal of the spacing portion of elasticity of L shape structure and the spacing point contact of plastic shell, and its cross section of contact end also is L shape structure, leads to dividing into two with spacing region of point contact, and area of contact is less, and the atress disperses, and the five metals terminal is pulled out the in-process along the plastic shell, and the plastic shell is pierced by elasticity spacing portion easily to lead to five metals terminal and plastic shell to be connected unstably, and then influence the security of connector.

Disclosure of Invention

The utility model aims to solve the defects, and provides a hardware terminal which can increase the stability of connection with a plastic shell and solve the technical problem that the plastic shell is easy to be punctured to cause unstable connection with the plastic shell in the prior art.

The object of the utility model is achieved by:

the utility model provides a five metals terminal, connects the electric end in front and connects electric end integrated into one piece's back to connect the electric end in front, connects the electric end in front and bends through the punching press and forms preceding grafting portion and preceding spacing portion, the inside of preceding grafting portion forms the preceding chamber of inserting of opening, preceding spacing portion is located the top of preceding grafting portion, the front end of preceding spacing portion is connected in the top of preceding grafting portion, the rear end of preceding spacing portion is by preceding upwards slope extension, form the ascending upper suspension structure of slope, preceding spacing portion includes a roof and a side plate that forms through the punching press bending, roof and side plate combination form L shape structure, the rear end of side plate is through the punching press limiting plate that forms vertical setting of bending, the limiting plate is used for sheltering from simultaneously in the rear end of roof and side plate, connect the electric end in front and connect the rear spacing portion of upwards bellied back of forming through the punching press bending between the electric end in the back spacing portion in front.

Further, the inner spring plate is formed by stamping and bending the inner portion of the front plug-in portion, the inner spring plate is located at the top of the front plug-in cavity, and the inner spring plate extends obliquely downwards from the opening of the front plug-in cavity to form a downward-inclined suspension structure.

Further, one side of the front plug-in part is bent through stamping to form an L-shaped connecting plate, and two tail ends of the L-shaped connecting plate are respectively connected with the rear tail end of one side of the front plug-in part and the rear tail end of the inner elastic piece. The L-shaped connecting plate is connected with the inner elastic sheet, so that the forward force of elastic deformation of the inner elastic sheet can be increased, and the elastic sheet is contacted with an opponent more stably.

Further, the rear end of the inner elastic sheet is stamped and formed with a lower bulge for increasing connection stability, and the bottom of the front plug-in part is stamped and formed with an upper bulge opposite to the lower bulge. The lower bulge and the upper bulge are both used for increasing the stability of being connected with the hand end and can also be used for assisting in clamping the hand end.

Further, the front plug-in part is of a hollow square structure.

Furthermore, one side surface of the rear limiting part extends to the other side surface through stamping bending and is fixedly connected with the other side surface.

Further, the rear electric terminal is bent through stamping to form more than two inverted V-shaped positioning teeth used for being connected with the FPC wire.

Further, the one end top surface punching press that connects the electric end in the back is close to the electric end before connect is formed with the straight line boss that is used for increasing intensity, and straight line boss can prevent that the five metals terminal warp, and the one end top surface punching press that connects the electric end in the back and keep away from the electric end before connect is formed with the indirect recess that is used for increasing the riveting power with the FPC line.

Furthermore, the rear electric terminal is bent through stamping to form a riveting wire foot, the riveting wire foot consists of a riveting wire core foot and a riveting wire skin foot, the riveting wire skin foot is arranged at the rear end of the riveting wire core foot, and the inner side surfaces of the riveting wire core foot and the riveting wire skin foot are respectively provided with a wire placing groove for accommodating wires in a matched mode.

The beneficial effects of the utility model are as follows: the front limiting part is arranged to be an upper suspension structure and can be used for elastic deformation, the front limiting part can be inserted and clamped on the limiting point of the plastic shell through elastic deformation and is used for limiting the hardware terminal to withdraw from the plastic shell backwards, the tail end of the front limiting part is provided with a limiting plate which is longitudinally arranged, the limiting plate can simultaneously shield the top plate and the side plate, the limiting plate is used for being in contact with the limiting point of the plastic shell, the limiting plate is arranged to be a longitudinal structure and is effectively increased in contact area with the limiting point of the plastic shell, the stress is concentrated, the top plate and the side plate are prevented from being in contact with the limiting point of the plastic shell after shielding by the limiting plate, the limiting point of the plastic shell can be prevented from being pierced by the front limiting part in the process of withdrawing from the hardware terminal, so that the safety of the connector is ensured, the top plate and the side plate are combined to form an L-shaped structure, the front limiting part of the L-shaped structure can increase rigidity and holding force, deformation caused in the process of the hardware terminal pulled out of the plastic shell can be avoided, meanwhile, the rear limiting part is also provided with a rear limiting part, and the rear limiting part can form a secondary lock for preventing the hardware terminal from withdrawing, and stability and safety.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present utility model;

FIG. 2 is an enlarged schematic view of a portion of FIG. 1A;

FIG. 3 is a top view of a first embodiment of the present utility model;

FIG. 4 is a side view of a first embodiment of the utility model;

FIG. 5 is a bottom view of a first embodiment of the present utility model;

FIG. 6 is a schematic view of the first embodiment of the present utility model assembled to a plastic shell and the plastic shell is in an un-pressed state;

FIG. 7 is a schematic view of the first embodiment of the present utility model, wherein the first embodiment is assembled to the plastic shell and the plastic shell is in a pressed state;

FIG. 8 is a schematic diagram showing a connection state with FPC wires according to an embodiment of the present utility model;

FIG. 9 is an enlarged partial schematic view of B in FIG. 8;

fig. 10 is a schematic perspective view of a second embodiment of the present utility model;

FIG. 11 is a side view of a second embodiment of the present utility model;

in the figure, the front electric connection terminal, the rear electric connection terminal, the front plug-in part, the front limit part, the limit plate 5, the rear limit part 6, the plastic shell 7, the clamping arm 8, the FPC wire 9, the inverted V-shaped positioning teeth 10, the straight-shaped boss 11, the indirect groove 12, the L-shaped connecting plate 13, the inner spring piece 14, the lower bulge 15, the upper bulge 16, the rivet wire core foot 17, the rivet wire foot 18 and the lead wire placing groove 19 are arranged.

Detailed Description

The utility model is described in further detail below with reference to the drawings and the detailed description.

Example 1

Referring to fig. 1-9, a hardware terminal specifically implemented by the embodiment includes a front electrical terminal 1 and a rear electrical terminal 2 integrally formed with the front electrical terminal 1, the front electrical terminal 1 is bent by stamping to form a front plug-in portion 3 and a front limiting portion 4, a front insertion cavity with a forward opening is formed in the front plug-in portion 3, and when in use, the hand terminal is inserted along the front insertion cavity, and the front plug-in portion 3 of the embodiment is of a hollow square structure.

The inside of preceding grafting portion 3 is through punching press bending forming interior shell fragment 14, and interior shell fragment 14 is located the top in preceding insertion chamber, and interior shell fragment 14 is by preceding opening in insertion chamber backward downward slope extension, forms the lower unsettled structure of slope downward, ensures that the shell fragment possesses good elasticity. One side surface of the front plugging portion 3 is bent by punching to form an L-shaped connecting plate 13, and as shown in fig. 2, 4 and 5, both ends of the L-shaped connecting plate 13 are respectively connected to a rear end of one side surface of the front plugging portion 3 and a rear end of the inner elastic piece 14. The L-shaped connecting plate 13 is also in a suspended structure, and the L-shaped connecting plate 13 is connected with the inner elastic sheet 14, so that the forward force of the elastic deformation of the inner elastic sheet 14 can be increased, and the elastic sheet is contacted with the hand more stably. In addition, as shown in fig. 5, the rear end of the inner spring piece 14 is punched with a lower protrusion 15 for increasing connection stability, and the bottom of the front plug portion 3 is punched with an upper protrusion 16 opposite to the lower protrusion 15. The lower protrusion 15 and the upper protrusion 16 are used for increasing the stability of connection with the hand end and can also be used for assisting in clamping the hand end.

The front limiting part 4 is located at the top of the front inserting part 3, the front end of the front limiting part 4 is connected to the top of the front inserting part 3, the rear end of the front limiting part 4 extends obliquely from front to back upwards to form an upper suspension structure with upward inclination, the front limiting part 4 is guaranteed to have good elasticity, the front limiting part 4 comprises a top plate and a side plate which are formed by stamping and bending, the top plate and the side plate are combined to form an L-shaped structure, the rigidity and the holding force of the front limiting part 4 of the L-shaped structure can be increased, and deformation caused in the process that the hardware terminal is pulled out of the plastic shell 7 can be avoided.

As shown in fig. 3, fig. 4 and fig. 8, the rear end of the side plate is bent through stamping to form a longitudinally arranged limiting plate 5, the limiting plate 5 is used for shielding the rear ends of the top plate and the side plate at the same time, the limiting plate 5 can shield the top plate and the side plate at the same time, the limiting plate 5 is used for contacting with a limiting point of the plastic shell 7, the limiting plate 5 is arranged into a longitudinal structure, the contact area with the limiting point of the plastic shell 7 is effectively increased, the stress is concentrated, the limiting point contact of the top plate and the side plate with the plastic shell 7 is avoided after shielding by the limiting plate 5, and the limiting point of the plastic shell 7 can be prevented from being pierced by the front limiting part 4 in the process of exiting the hardware terminal, so that the safety of the connector is ensured.

Five inverted V-shaped positioning teeth 10 used for being connected with the FPC wire 9 are formed on the rear electric terminal 2 through stamping and bending, the five inverted V-shaped positioning teeth 10 are distributed on two side edges of the rear electric terminal 2 and extend upwards, a rear limiting part 6 protruding upwards 16 is formed between the front electric terminal 1 and the rear electric terminal 2 through stamping and bending, the rear limiting part 6 is located behind the front limiting part 4, and the cross section of the rear limiting part 6 in the embodiment is right trapezoid. The top surface of one end of the rear electric terminal 2, which is close to the front electric terminal 1, is stamped and formed with a straight-line-shaped boss 11 for increasing strength, the straight-line-shaped boss 11 can prevent hardware terminal deformation, and the top surface of one end of the rear electric terminal 2, which is far away from the front electric terminal 1, is stamped and formed with an indirect groove 12 for increasing riveting force with the FPC wire 9.

As shown in fig. 6, the front limiting portion 4 is configured as an upper suspension structure, and is capable of performing elastic deformation, and is capable of being inserted and clamped on a limiting point of the plastic housing 7 forward through elastic deformation, so as to limit the hardware terminal from exiting the plastic housing 7 backward. The rear limiting part 6 of the upward bulge 16 is formed between the front power receiving end 1 and the rear power receiving end 2 through stamping and bending, the rear limiting part 6 is positioned behind the front limiting part 4, when the plastic shell 7 is in a pressed state, as shown in fig. 7, the clamping arm 8 of the plastic shell 7 is clamped in, the clamping arm 8 of the plastic shell 7 is positioned behind the rear limiting part 6 and used for limiting the rear limiting part 6 to move backwards, and the rear limiting part 6 can form a secondary lock and used for preventing the hardware terminal from withdrawing, so that the stability and the safety are improved.

Example two

Referring to fig. 10-11, a difference between a specific embodiment of a hardware terminal and the first embodiment is that the rear electric terminal of the present embodiment is different in structure, the rear electric terminal is bent by stamping to form a riveted wire pin, the riveted wire pin is composed of a riveted wire core pin 17 and a riveted wire skin pin 18, the riveted wire skin pin 18 is arranged at the rear end of the riveted wire core pin 17, and the inner sides of the riveted wire core pin 17 and the riveted wire skin pin 18 are respectively provided with a wire accommodating groove 19 for accommodating wires in a matching manner. When connecting the wires, the wires are placed on the wire placing groove 19, and then the riveting wire core pins 17 and the riveting wire pins 18 are riveted, so that the riveting wire core pins 17 press the wire cores, and the riveting wire pins 18 press the wire insulation skin layers.

The foregoing is a further detailed description of the utility model in connection with specific preferred embodiments, and is not intended to limit the practice of the utility model to such description. It will be apparent to those skilled in the art that several simple deductions or substitutions can be made without departing from the spirit of the utility model, and the scope of the utility model is to be considered as the scope of the utility model.

Claims

1. The utility model provides a five metals terminal, connects the electric end in front and connect electric end integrated into one piece's back before with, connects the electric end in front and forms preceding grafting portion and preceding spacing portion through punching press bending, and the inside of preceding grafting portion forms the preceding chamber of inserting of opening, its characterized in that: the front limiting part is positioned at the top of the front inserting part, the front end of the front limiting part is connected with the top of the front inserting part, the rear end of the front limiting part extends obliquely upwards from front to back to form an upper suspending structure which is obliquely upwards, the front limiting part comprises a top plate and a side plate which are formed by stamping and bending, the top plate and the side plate are combined to form an L-shaped structure, the rear end of the side plate is bent to form a longitudinally arranged limiting plate through stamping, the limiting plate is used for shielding the rear ends of the top plate and the side plate simultaneously, an upward protruding rear limiting part is formed between the front electric connection end and the rear electric connection end through stamping and bending, and the rear limiting part is located behind the front limiting part.

2. A hardware terminal according to claim 1, wherein: the inside of preceding grafting portion is bent through the punching press and is formed interior shell fragment, and interior shell fragment is located the top of preceding insertion chamber, and interior shell fragment is by preceding opening in insertion chamber backward downward slope extension, forms the lower unsettled structure of slope downward.

3. A hardware terminal according to claim 2, wherein: and one side surface of the front plug-in part is bent through stamping to form an L-shaped connecting plate, and two tail ends of the L-shaped connecting plate are respectively connected with the rear tail end of one side surface of the front plug-in part and the rear tail end of the inner elastic piece.

4. A hardware terminal according to claim 3, wherein: the rear end of the inner elastic sheet is stamped and formed with a lower bulge for increasing connection stability, and the bottom of the front plug-in part is stamped and formed with an upper bulge opposite to the lower bulge.

5. A hardware terminal according to any one of claims 1-4, wherein: the front plug-in part is of a hollow square structure.

6. A hardware terminal according to any one of claims 1-4, wherein: one side surface of the rear limiting part extends to the other side surface through stamping bending and is fixedly connected with the other side surface.

7. A hardware terminal according to any one of claims 1-4, wherein: and the rear electric connection end is bent through stamping to form more than two inverted V-shaped positioning teeth for connecting with the FPC wire.

8. The hardware terminal of claim 7, wherein: the rear electric end is close to the front electric end one end top surface punching press is formed with the straight line boss that is used for increasing intensity, and the rear electric end is kept away from the front electric end one end top surface punching press is formed with the indirect recess that is used for increasing the riveting power with the FPC line.

9. A hardware terminal according to any one of claims 1-4, wherein: the rear electric connection end is bent through stamping to form a riveting wire foot, the riveting wire foot consists of a riveting wire core foot and a riveting wire foot, the riveting wire foot is arranged at the rear end of the riveting wire core foot, and wire placing grooves for accommodating wires in a matched mode are formed in the inner side faces of the riveting wire core foot and the inner side faces of the riveting wire foot.