CN116885497A - Circular contact pin terminal of shell fragment formula - Google Patents

Abstract

The invention discloses a spring piece type round contact pin terminal, which comprises a male pin and a female pin, wherein one ends of the male pin and the female pin are mutually spliced, the other ends of the male pin and the female pin are respectively provided with an elastic component used for fixing a wire, the elastic components comprise a connecting frame, an elastic hanging lug is arranged in the connecting frame, the other ends of the elastic hanging lugs are provided with conductive elastic hooks, the conductive elastic hooks are used for splicing the wires, the bottom of the connecting frame is also provided with a pressing plate, the bottom of the pressing plate is fixedly provided with an adjusting rod which movably penetrates through the connecting frame, the bottom of the adjusting rod is fixedly provided with a limiting ring positioned outside the connecting frame, an adjusting spring, one end of the adjusting rod abuts against the pressing plate, one end of the adjusting spring abuts against the inner bottom of the connecting frame, the inner bottom of the connecting frame is also provided with a conductive sheet, the other ends of the conductive sheet are electrically communicated with the corresponding male pin and female pin, and the conductive elastic hooks are communicated through conducting wires. The invention improves the conductivity of the wiring terminal.

Description

Circular contact pin terminal of shell fragment formula

Technical Field

The invention relates to the technical field of connection plug-ins, in particular to a spring piece type round pin terminal.

Background

The wiring terminal is used for facilitating connection of wires, and is actually a section of metal sheet sealed in insulating plastic, holes are formed in two ends of the metal sheet, wires can be inserted into the metal sheet, screws are used for fastening or loosening, for example, two wires are required to be connected sometimes and disconnected sometimes, the wires can be connected by the terminal at any time and disconnected at any time, and the wires are not required to be welded or wound together, so that the wiring terminal is convenient and quick. And is suitable for interconnection of a large number of wires, and in the power industry, the special terminal blocks, terminal boxes, all the wiring terminals, single-layer, double-layer, current, voltage, common, breakable and the like are arranged. The area of crimping is to ensure reliable contact and to ensure that sufficient current can be passed.

As the degree of industrial automation becomes higher and the industrial control requirements become more stringent and precise, the amount of the terminal blocks used is gradually increased. With the development of the electronic industry, the use range of the wiring terminal is more and more, and the variety is also more and more. In addition to PCB board terminals, there are hardware terminals, nut terminals, spring terminals, etc. that are most widely used.

The current wiring terminal generally comprises a male pin and a female pin, and the existing male pin and female pin have weak elastic connectivity and are easy to loosen, so that poor conductivity is caused, and therefore, improvement is needed.

Disclosure of Invention

The invention aims to provide a spring piece type round pin terminal, which solves the problem that the prior male pin and female pin provided in the background art are poor in conductivity due to poor elastic connectivity with a wire and easy loosening.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a circular contact pin terminal of shell fragment formula, includes public needle and female needle that one end pegged graft each other, its characterized in that: the utility model provides a male pin and female needle's the other end all be provided with an elastic component that is used for fixed wire, elastic component include linking bridge in be provided with an elasticity hangers the other end of elasticity hangers is provided with a conductive elastic hanger, conductive elastic hanger is used for pegging graft the wire linking bridge's bottom still is provided with a pinch roller, the bottom of pinch roller is fixed with a movable penetration linking bridge's regulation pole, the bottom of adjusting the pole is fixed with a spacing ring that is located linking bridge outside still external member has an one end and offsets with the pinch roller and the regulating spring that the bottom offsets in the linking bridge bottom still be provided with a conducting strip in the linking bridge, the other end and the corresponding male pin and female needle electric conduction of conducting strip, just pass through the wire intercommunication between conducting strip and the conductive elastic hanger.

Preferably, an adjusting pressing plate is arranged in the pin hole of the female pin, a lifting rod which movably penetrates through the female pin is fixed at the bottom of the adjusting pressing plate, a clamping seat positioned at the outer side of the female pin is fixed at the bottom of the lifting rod, and a compression spring with one end propped against the adjusting pressing plate and one end propped against the inner bottom of the female pin is sleeved outside the lifting rod.

Preferably, an elastic clip is arranged at the end part of the conductive elastic hook and used for pressing the guide into the groove of the conductive elastic hook.

Preferably, a connecting seat is arranged on one side of the male pin and one side of the female pin, conductive connecting sheets communicated with the corresponding male pin and female pin are arranged on the connecting seats, the side edges of the connecting seats are hinged with the corresponding connecting frames through rotating shafts, and the conductive connecting sheets are connected with the corresponding conductive sheets through conductive wires.

Preferably, an extension plate is arranged at the bottom of the connecting seat, an extension rod is connected to the extension plate in a threaded manner, the extension rod is connected with the connecting frame in a rotating manner, and an operation knob is arranged at the bottom of the extension rod.

Preferably, the operation knob is provided with more than one silica gel strips in an annular shape.

Preferably, the operation knob is in threaded connection with the extension rod, and the locking direction of the threads between the extension rod and the extension rod is consistent with the locking direction of the threads between the extension rod and the extension plate.

Preferably, a conductive connecting sheet for increasing conductivity is further arranged at the top part in the pin hole of the mother pin.

Preferably, an insulating sheet is provided on the outer side of the male pin and the female pin.

Preferably, the male needle and the female needle are sleeved with protective sleeves.

Compared with the prior art, the invention has the beneficial effects that: this structure realizes when the wire inserts in the electrically conductive elastic hook, under the effect of below adjusting spring, compress tightly wire and electrically conductive elastic hook all the time and switch on to cooperate the public needle and female needle intercommunication that switch on line and corresponding through the conducting strip, consequently improve public needle and female needle and wire elastic connectivity, guarantee difficult not hard up, further improve the conductivity.

Drawings

Fig. 1 is a schematic diagram of the structure of the embodiment 1 when the male needle is separated from the female needle;

fig. 2 is a schematic structural view of a connection frame in embodiment 1;

fig. 3 is a schematic structural view of a connection frame in embodiment 2;

fig. 4 is a schematic diagram of the structure of the embodiment 3 when the male needle is separated from the female needle;

fig. 5 is a schematic structural diagram of the male pin in embodiment 4;

fig. 6 is a schematic structural diagram of the male pin in embodiment 5;

fig. 7 is a schematic view showing the internal structure of the female needle in example 6.

Fig. 8 is a schematic structural diagram of a male pin in embodiment 7;

fig. 9 is a schematic structural diagram of the male pin in embodiment 8.

In the figure: the male pin 1, the female pin 2, the connecting frame 3, the elastic hanging lugs 4, the conductive elastic hooks 5, the pressing plate 6, the adjusting rod 7, the limiting ring 8, the adjusting spring 9, the conductive sheet 10, the conducting wire 11, the adjusting pressing plate 12, the lifting rod 13, the clamping seat 14, the compression spring 15, the elastic clamp 5-1, the connecting seat 16, the conductive connecting sheet 17, the conductive wire 18, the extending plate 19, the extending rod 20, the operating knob 21, the silica gel strip 22, the conductive connecting sheet 2-1, the insulating sheet 23 and the protective sleeve 24.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions in the embodiments of the present invention will be clearly and completely described in the following in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without inventive faculty, are intended to be within the scope of the present invention, based on the embodiments of the present invention.

In the description of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

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

In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

Example 1

Referring to fig. 1 and 2, the circular pin terminal of a spring sheet provided in this embodiment includes a male pin 1 and a female pin 2 with one end inserted into each other, and is characterized in that: the utility model provides a male needle 1 and female needle 2's the other end all be provided with an elastic component that is used for fixed wire, elastic component include connecting frame 3 be provided with an elastic hanger 4 in the connecting frame 3 the other end of elastic hanger 4 is provided with a conductive elastic hanger 5, conductive elastic hanger 5 is used for pegging graft the wire the bottom of connecting frame 3 still is provided with a pinch strip 6, the bottom of pinch strip 6 is fixed with a movable regulation pole 7 that runs through connecting frame 3, the bottom of adjusting pole 7 is fixed with a spacing ring 8 that is located connecting frame 3 outside still external member has an one end to offset adjusting spring 9 that one end and pinch strip 6 offset in the connecting frame 3 bottom still be provided with a conducting strip 10 in the connecting frame 3, conducting strip 10's the other end and corresponding male needle 1 and female needle 2 electric conduction, just pass through the conduction line 11 intercommunication between conducting strip 10 and the conductive elastic hanger 5.

Preferably, an adjusting pressing plate 12 is arranged in a pin hole of the female pin 2, a lifting rod 13 which movably penetrates through the female pin 2 is fixed at the bottom of the adjusting pressing plate 12, a clamping seat 14 positioned at the outer side of the female pin 2 is fixed at the bottom of the lifting rod 13, a compression spring 15 with one end propped against the adjusting pressing plate 12 and the inner bottom of the female pin 2 is sleeved outside the lifting rod 13, and when the male pin 1 is inserted into the female pin 2, the male pin 1 is pressed into the female pin 2 by propping the adjusting pressing plate 12 against the male pin 1 under the action of the compression spring 15, so that the connectivity is improved and the installation stability is ensured.

This structure is through setting up a linking frame 3 in public needle 1 and female needle 2 rear end be provided with an elasticity hangers 4 in linking frame 3 the other end of elasticity hangers 4 is provided with a conductive elastic hanger 5, conductive elastic hanger 5 is used for pegging graft the wire the bottom of linking frame 3 still is provided with a pinch plate 6, the bottom of pinch plate 6 is fixed with a movable penetration linking frame 3's regulation pole 7, the bottom of regulation pole 7 is fixed with a spacing ring 8 that is located linking frame 3 outside still the external cover of regulation pole 7 has an one end and offsets the adjusting spring 9 that one end and linking frame 3 inner bottom offset with pinch plate 6 still be provided with a conducting strip 10 in linking frame 3, the other end and the corresponding public needle 1 and female needle 2 electric conduction of conducting strip 10, just through conducting wire 11 intercommunication between conducting strip 10 and the conductive elastic hanger 5, realize when the wire inserts in the conductive elastic hanger 5, under the effect of below adjusting spring 9, compress tightly wire and conductive elastic hanger 5 all the time and conductive elastic hanger through conducting wire and conducting wire 11 corresponding with conducting wire 1 and the conductive needle 2, the improvement is further connected with the elasticity that improves.

Example 2

Referring to fig. 3, the general structure of the circular pin terminal with spring plate provided in this embodiment is the same as that of embodiment 1, except that, preferably, an elastic clip 5-1 for compressing the conductive elastic hook 5 in the groove is provided at the end of the conductive elastic hook 5, and the elastic clip 5-1 is provided to ensure that the final inserted wire is always compressed in the conductive elastic hook 5, thereby further improving the conductivity.

Example 3

Referring to fig. 4, the general structure of the elastic round pin terminal provided in this embodiment is the same as that of embodiment 1, except that, as an optimization, one side of the male pin 1 and one side of the female pin 2 are respectively provided with a connecting seat 16, the connecting seats 16 are respectively provided with a conductive connecting sheet 17 conducted with the corresponding male pin 1 and female pin 2, the side edges of the connecting seats 16 are hinged with the corresponding connecting frame 3 through a rotating shaft 16-1, and the conductive connecting sheets 17 are connected with the corresponding conductive sheets 10 through conductive wires 18, so that the angle of the connecting seats 16 can be adjusted according to requirements through the arrangement of the structure, thereby facilitating the installation of users.

Example 4

Referring to fig. 5, the general structure of a circular pin terminal with spring plate provided in this embodiment is the same as that of embodiment 3, except that, preferably, an extension plate 19 is disposed at the bottom of the connection seat 16, an extension rod 20 is screwed on the extension plate 19, the extension rod 20 is rotatably connected with the connection frame 3, and an operation knob 21 is disposed at the bottom of the extension rod 20.

Preferably, the operation knob 21 is in threaded connection with the extension rod 20, and the locking direction of the threads between the extension rod 20 and the extension rod 20 is consistent with the locking direction of the threads between the extension rod 20 and the extension plate 19, the angle of the connection frame 3 can be adjusted according to the needs through the arrangement of the structure, the installation is convenient finally, the installation can be carried out according to the self-running angle requirement, the operation of a user is convenient through the arrangement of the silica gel strip 22, and the connection frame 3 on the side edges of the male pin 1 and the female pin 2 is consistent in structure, so the illustration of the drawing only provides a schematic structural diagram of the male pin 1.

Example 5

Referring to fig. 6, the general structure of a circular pin terminal with spring plate provided in this embodiment is the same as that of embodiment 1, except that, preferably, more than one silica gel strips 22 are disposed on the outer ring of the operation knob 21, and the silica gel strips 22 are disposed to facilitate the operation of the user, and the connection frames 3 on the sides of the male pin 1 and the female pin 2 are identical in structure, so that the illustration only provides a schematic structural diagram of the male pin 1.

Example 6

Referring to fig. 7, the general structure of the shrapnel type round pin terminal provided in this embodiment is the same as that of embodiment 1, and preferably, a conductive connecting piece 2-1 for increasing conductivity is further provided at the top in the pin hole of the female pin 2, and by providing the conductive connecting piece 2-1, the conductivity is ensured to be stronger when the female pin 2 and the male pin 1 are plugged together.

Example 7

Referring to fig. 8, the general structure of the shrapnel type circular pin terminal provided in this embodiment is the same as that of embodiment 1, and preferably, an insulation sheet 23 is provided on the outer sides of the male pin 1 and the female pin 2, so that the operator can conveniently operate in a live state by providing the insulation sheet 23, and it is required that the male pin 1 is inserted into the female pin 2 in the later stage, so that the insulation sheet 23 cannot cover the entire male pin 1 in the front, and the outer side of the female pin 2 in the later stage is not required, so that the insulation sheet 23 can cover the entire female pin 2, and it is required that the insulation sheet 23 outside the male pin 1 and the female pin 2 is consistent in structure and only inconsistent in length, so that the description of the drawing only provides a schematic structural view of the male pin 1.

Example 8

Referring to fig. 9, the general structure of the shrapnel type round pin terminal provided in this embodiment is the same as that of embodiment 1, and preferably, the protection sleeve 24 is sleeved outside the male pin 1 and the female pin 2, and the protection sleeve 24 is provided to improve the protection effect when not in use, and since the structures of the protection sleeves 24 outside the male pin 1 and the female pin 2 are consistent, and the male pin 1 and the female pin 2 are only different from each other in that one pin is a socket, the illustration of the drawing only provides a schematic structural diagram of the male pin 1, and the protection sleeve 24 is removed when the female pin 2 is required to be used in the later period.

Claims (10)

1. The utility model provides a circular contact pin terminal of shell fragment formula, includes public needle (1) and female needle (2) that one end pegged graft each other, its characterized in that: the utility model provides a male needle (1) and female needle (2) the other end all be provided with an elastic component that is used for fixed wire, elastic component include linking frame (3) be provided with an elasticity hangers (4) in linking frame (3) the other end of elasticity hangers (4) is provided with a conductive elastic hanger (5), conductive elastic hanger (5) are used for pegging graft the wire linking frame (3) bottom still is provided with a pinch strip (6), the bottom of pinch strip (6) is fixed with a movable regulation pole (7) that runs through linking frame (3), the bottom of regulation pole (7) is fixed with a spacing ring (8) that are located linking frame (3) outside still the external member of regulation pole (7) have one end to offset one end and regulating spring (9) that link frame (3) in bottom still be provided with conducting strip (10), conducting strip (10)'s the other end and corresponding male needle (1) and female needle (2) switch on between conducting strip (11) and conducting strip (5) electric property intercommunication.

2. The dome pin terminal of claim 1, wherein: an adjusting pressing plate (12) is arranged in a pin hole of the female pin (2), a lifting rod (13) which movably penetrates through the female pin (2) is fixed at the bottom of the adjusting pressing plate (12), a clamping seat (14) positioned at the outer side of the female pin (2) is fixed at the bottom of the lifting rod (13), and a compression spring (15) with one end propped against the adjusting pressing plate (12) and the inner bottom of the female pin (2) is sleeved outside the lifting rod (13).

3. The dome pin terminal of claim 2, wherein: an elastic clamp (5-1) which compresses the guide in the groove of the conductive elastic hook (5) is arranged at the end part of the conductive elastic hook (5).

4. A dome round pin terminal as set forth in claim 3 wherein: one side of male needle (1) and female needle (2) all be provided with connecting seat (16) on all be provided with the conductive connection piece (17) that corresponds male needle (1) and female needle (2) switch on connecting seat (16) side is articulated through pivot and corresponding connection frame (3), just conductive connection piece (17) and corresponding conductive piece (10) between be connected through conductive wire (18).

5. The dome pin terminal of claim 4, wherein: an extension plate (19) is arranged at the bottom of the connecting seat (16), an extension rod (20) is connected to the extension plate (19) in a threaded mode, the extension rod (20) is rotationally connected with the connecting frame (3), and an operation knob (21) is arranged at the bottom of the extension rod (20).

6. The dome pin terminal of claim 5, wherein: more than one silica gel strip (22) is arranged on the outer ring of the operation knob (21).

7. The dome pin terminal of claim 5, wherein: the operation knob (21) is in threaded connection with the extension rod (20), and the threaded locking direction between the extension rod (20) and the extension rod (20) is consistent with the threaded locking direction between the extension rod (20) and the extension plate (19).

8. The dome pin terminal of claim 2, wherein: the top in the pin hole of the mother needle (2) is also provided with a conductive connecting sheet (2-1) for increasing conductivity.

9. A dome type circular pin terminal according to claim 1 or 2 or 3 or 4 or 5, wherein: an insulating sheet (23) is arranged on the outer sides of the male needle (1) and the female needle (2).

10. The dome pin terminal of claim 9, wherein: a protective sleeve (24) is sleeved outside the male needle (1) and the female needle (2).