CN211929749U - Plug wire type wiring terminal - Google Patents

Abstract

The utility model discloses a plug wire formula binding post. The wiring terminal comprises an insulating shell and conductive hardware. The insulating casing is hollow structure, and electrically conductive hardware demountable installation is inside the cavity of insulating casing. Be equipped with 2 at least plug wire holes on the insulating casing, the plug wire hole communicates with electrically conductive hardware. The side of the insulating shell is provided with a detachable outer sealing cover. The conductive hardware is made of metal materials and is provided with a conductive plate, a rear metal elastic sheet, a wiring structure and a front metal elastic sheet. The utility model discloses an among the plug wire formula binding post's technical scheme, insert the exposed metal head of wire through the plug wire hole for the metal head is connected with leading metal shrapnel and rearmounted metal shrapnel respectively, utilizes metal shrapnel's metal material elasticity to compress tightly the wire, makes to form mechanical connection relation through electrically conductive hardware between the wire that corresponds on the different plug wire holes, thereby realizes the function of passing current on the wire of difference. And other parts do not need to be operated during wiring, so that the use is convenient.

Description

Plug wire type wiring terminal

Technical Field

The utility model relates to an electron electricity connects technical field of electric connecting piece, specific is a binding post for continuing electric wire or signal line.

Background

The electric connector used in the prior art is used as a wiring terminal, can be suitable for electric power lines or signal lines such as double strands, multiple strands, thin multiple strands and the like, and is an important connector used for connecting an electric appliance or connecting an electric converter. However, the existing wiring terminal has various structures, and cannot be connected in place in one step, the wiring terminal is often required to be opened, and the movable fixing parts such as metal parts and the like are combined with the wiring end of the wire, for example, the wire is connected on the wiring terminal by adopting the forms of bolts, rivets, riveting, clamping and the like, so that the installation is very troublesome, the production process is also complicated, the assembly process is complicated, the wiring process is increased, and the wiring efficiency is reduced.

In addition, the existing wiring terminals have the conducting wires which are easy to be separated from the electric connection terminals, so that the electricity utilization risk is enhanced, the wiring accuracy is reduced, and the conducting wires are usually secret when being disconnected and difficult to be detected. Although the traditional wiring mode can prevent the disconnection, the wiring terminal needs to be disassembled again to form the disconnection when the disconnection is needed, and the disconnection is very inconvenient. Although the wiring terminal adopting the prior art can be used for wiring once, due to the fact that the structure of the wiring terminal is complex, the wiring effect is not ideal, the situation that the conducting wire falls off frequently occurs, and the use loss is high.

SUMMERY OF THE UTILITY MODEL

In order to solve one or more problems of the existing electric wire or signal wire connection technology, the utility model provides a can solve fast and insert wire or signal wire, and can inspect the binding post of the wiring condition.

The technical scheme of the utility model as follows:

a plug wire type wiring terminal comprises an insulating shell and conductive hardware; the interior of the insulating shell is of a hollow structure, and five conductive pieces of metal are arranged in the hollow structure of the insulating shell; the insulating shell is provided with a wire inserting hole, an outer sealing cover and a testing hole; the wire inserting hole is formed in the upper end of the insulating shell and communicated with the conductive hardware; the test hole is arranged at the lower end of the insulating shell and communicated with the conductive hardware; the conductive hardware comprises a conductive plate and a wiring structure, and the wiring structure is connected with the conductive plate; the outer sealing cover is arranged at the side end of the insulating shell and is detachably connected with the hollow structure of the insulating shell; the conductive hardware is detachably connected with the insulating shell.

Preferably, the test holes of the insulating shell are round through holes or square through holes, and the number of the test holes is at least one.

Further, the test holes are formed in one or more of the middle, the left side and the right side of the lower end of the insulating shell.

Preferably, the conductive plate and the wiring structure are connected by fine hole riveting points.

Preferably, the wiring structure is a T-shaped structure; the conducting plate is connected with the lower end of the T-shaped structure of the wiring structure; the opening direction of the T-shaped structure of the wiring structure is communicated with the wire inserting hole; the wiring structure is made of metal material.

Furthermore, the conductive hardware is also provided with a front metal elastic sheet and a rear metal elastic sheet; the front metal elastic sheet and the rear metal elastic sheet are respectively connected with the upper end of the T-shaped structure of the wiring structure; the rear metal elastic sheet is arranged on one side, close to the testing hole of the insulating shell, of the upper end of the T-shaped structure, and the front metal elastic sheet is arranged on one side, close to the plug wire hole, of the upper end of the T-shaped structure.

Furthermore, the included angle between the front metal elastic sheet and the upper end of the T-shaped structure of the wiring structure ranges from 5 degrees to 90 degrees, and the included angle between the rear metal elastic sheet and the upper end of the T-shaped structure of the wiring structure ranges from 90 degrees to 180 degrees.

Preferably, at least 2 wire insertion holes are provided.

Preferably, the upper end of the insulating shell is provided with an upper buckling port, and the lower end of the insulating shell is provided with a lower buckling port; the upper buckle opening is arranged on the left side or the right side of the plug wire hole, and the lower buckle opening is arranged at the position of the lower end of the insulating shell, which vertically corresponds to the upper buckle opening.

Furthermore, the outer sealing cover is arranged on one side corresponding to the upper buckling opening and the lower buckling opening; the outer sealing cover is provided with an upper buckle at the position corresponding to the upper buckle opening and a lower buckle at the position corresponding to the lower buckle opening; the upper buckle and the upper buckle opening as well as the lower buckle and the lower buckle opening are respectively detachably connected.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the detachable structure among electrically conductive hardware, outer closing cap, the insulating casing operates when convenient production and equipment product. The wire inserting hole is matched with the structure of the conductive hardware, so that the function of quick wiring is realized, the problems that in the prior art, the operation is complex, the components are complex and the working procedures are complex when the device is processed and manufactured due to the combination of movable metal parts or fixed parts and the wiring end of a wire are solved, and the production efficiency is improved. The mode of can dismantling the connection between outer closing cap, electrically conductive hardware, the insulating casing still makes and to be taken apart the inspection and replace in time when electrically conductive hardware appears damaging, has reduced the maintenance cost to the user. The design of test hole for the user can utilize the mode of inserting electrography or oscilloscope probe to contact electrically conductive hardware under the condition that the plug wire mouth has the wiring, thereby realizes functions such as whether the detection wiring is successful, whether have the off-line, the signal waveform when surveying the wire current of cut-in and propagating on electrically conductive hardware. When inserting the exposed metal head of wire, the metal of electrically conductive hardware compresses tightly the metal head through the reaction force that elastic deformation produced, realizes convenient access wire and the effect of firm wire simultaneously.

Drawings

FIG. 1 is a perspective view of one embodiment of the present terminal;

FIG. 2 is an exploded view of the embodiment of FIG. 1;

FIG. 3 is a top view of the insulator housing of the embodiment of FIG. 1;

FIG. 4 is a bottom view of the insulator housing of the embodiment of FIG. 1;

FIG. 5 is an outside structural view of the embodiment of FIG. 1 with an outer cover;

FIG. 6 is an inside view of the embodiment of the outer cap of FIG. 1;

FIG. 7 is a top left front side view of the conductive hardware of the embodiment of FIG. 1;

FIG. 8 is a bottom right front side view of the conductive hardware of the embodiment of FIG. 1;

FIG. 9 is a bottom right side rear view of the conductive hardware of the embodiment of FIG. 1;

FIG. 10 is a cross-sectional view of the overall structure of the embodiment of FIG. 1;

FIG. 11 is a cross-sectional view of the embodiment of FIG. 1 with external wires inserted into the conductive hardware;

FIG. 12 is a schematic view of the embodiment of FIG. 1 showing the overall structure after external wires are inserted;

fig. 13 is a schematic view showing the overall structure of the terminal of fig. 1 after an external electric wire is inserted in a further modified embodiment;

FIG. 14 is a sectional view of the overall structure of the embodiment of FIG. 13;

FIG. 15 is a schematic view of the embodiment of FIG. 13 with external wires inserted into the conductive hardware;

in the figure: insulating housing 1, plug wire hole 2, outer closing cap 3, electrically conductive hardware 4, go up knot mouth 11, detain mouth 12 down, test hole 13, go up buckle 31, lower buckle 32, current conducting plate 41, rearmounted metal shrapnel 42, wiring structure 43, leading metal shrapnel 44, first electrically conductive hardware 45, second electrically conductive hardware 46, first current conducting plate 451, first rearmounted metal shrapnel 452, first wiring structure 453, first leading metal shrapnel 454, second current conducting plate 461, second rearmounted metal shrapnel 462, second wiring structure 463, second rearmounted metal shrapnel 464.

Detailed Description

In the following description, the drawings are not necessarily to scale, and the relative terms "connected," "configured," and the like are intended to be broadly construed.

The present invention will be further described with reference to specific embodiments according to the foregoing technical solutions. The following examples of the present invention do not represent that the present invention can be implemented only by the examples.

The plug wire type wiring terminal shown in fig. 1 to 12 comprises an insulating shell 1 with a hollow structure inside, a wiring hole 2 arranged at the upper end of the insulating shell 1, an outer sealing cover 3 arranged at the side end of the insulating shell 1, conductive hardware 4 arranged in the hollow structure of the insulating shell 1, an upper buckling opening 11 arranged at the left side of the wiring opening, a lower buckling opening 12 arranged at the lower end of the insulating shell 1 and corresponding to the upper buckling opening 11 in the vertical direction, a testing hole 13 arranged at the middle position of the lower end of the insulating shell 1, a buckle 31 and a lower buckle 32 arranged on the outer sealing cover 3 respectively, and the conductive hardware 4 comprises a conductive plate 41, a rear metal elastic sheet 42, a wiring structure 43 and a front metal elastic sheet 44.

The insulating case 1 is a substantially rectangular parallelepiped case having a hollow structure inside, and the insulating case 1 is made of inorganic insulating material mica or organic insulating material resin. The hollow structure of the insulating shell 1 is detachably connected with a conductive hardware 4. The outer sealing cover 3 at the side end of the insulating shell 1 is detachably connected with the hollow structure.

The number of wire insertion holes 2 at the upper end of the insulating housing 1 is 4, and the wire insertion holes 2 are arranged in a straight line shape, and are communicated with the hollow inside of the insulating housing 1, and external wires can be connected to the conductive hardware 4. The leftmost side of the wire insertion hole 2 is provided with an upper buckle opening 11. A lower buckling opening 12 is arranged at the position right below the upper buckling opening 11 at the lower end of the insulating shell 1. A rectangular test hole 13 is formed in the middle upper position of the lower end of the insulating shell 1, and the test hole 13 is communicated with the inner hollow structure and the outer space of the insulating shell 1.

The upper end of the outer sealing cover 3 is provided with an upper buckle 31, and the lower end is provided with a lower buckle 32. The upper buckle 31 is embedded with the upper buckle opening 11 of the insulating shell 1, and the lower buckle 32 is embedded with the lower buckle opening 12 of the insulating shell 1. The upper buckle 21 and the upper buckle opening 11, and the lower buckle 32 and the lower buckle opening 12 are detachably mounted respectively. The outer cap 3 and the insulating shell 1 are the same in shape and size at the joint position.

The conductive hardware 4 is made of one of iron and copper, and is detachably connected with the hollow structure of the insulating shell 1. 4 wiring holes 2 that set up on corresponding insulating casing 1, electrically conductive hardware 4 also are equipped with 4, and are a whole of arranging the connection in a straight line. The current-conducting plate 41 of the current-conducting hardware 4 and the wiring structure 43 are fixedly connected to each other by means of a fine-hole rivet connection. The wiring structure 43 has a "T" shape, and the opening of the "T" shape faces the wire insertion hole 2 and communicates with the wire insertion hole 2. The upper end and the lower end of the T-shaped structure are metal plates which are parallel to each other, the vertical beam on the left side of the T-shaped structure is a slender metal strip, the slender metal strip is fixedly connected with the metal plates on the upper end and the lower end of the T-shaped structure respectively, and a space is reserved between the slender metal strips. The distance between the upper end of the T-shaped structure of the wiring structure 43 and the conductive plate 41 is matched with the distance between the front side and the rear side of the hollow structure of the insulating shell 1, and the depth of the right opening of the T-shaped structure of the wiring structure 43 is matched with the distance between the upper side and the lower side of the hollow structure of the insulating shell 1. The rear metal spring 42 is connected to the T-shaped structure of the wiring structure 43 near the lower end of the insulating housing 1 and is disposed in the space formed by the slender metal strips. The front metal spring piece 44 is connected to the T-shaped structure of the wiring structure 43 at a position close to the wire insertion hole 2. The rear metal dome 42 and the front metal dome 44 are both metal sheets. The rear metal elastic sheet 42 and the upper end of the wiring structure 43 form an included angle of 90-180 degrees under the action of an external lead. Under the action of an external lead, the included angle between the front metal elastic sheet 44 and the upper end of the wiring structure 43 changes between 5 degrees and 90 degrees.

When the present embodiment is installed, the conductive hardware 4 is first placed inside the insulating housing 1, and then the outer sealing cover 3 is closed. When the installed wiring terminal is used, the metal head of the wire is inserted into the wiring hole 2, then the wire extends into the conductive hardware 4, the wire is pressed on the conductive plate 41 by the front metal elastic sheet 44 under the action of elastic force to form mechanical contact, and the upper end of the wire further extends inwards to contact the rear metal elastic sheet 42 to form mechanical contact. The conductors inserted in the 4 wire insertion holes 2 are at the same potential node under the connection of the conductive hardware 4, thus forming a continuous conductive path.

Compare current wiring technique, plug wire formula binding post of this embodiment, when the user need detect the wiring condition or other circumstances, can insert electrography or oscilloscope's probe through test hole 13 to this contacts electrically conductive hardware 4, and then can see whether electrically conductive hardware 4 is electrified, the electric current signal condition of transmission on the electrically conductive hardware 4 how wait data judgement whether off-line or other circumstances. Furthermore, the temperature change condition of the conductive hardware in the power-on process can be checked by an infrared detector through the test hole 13. The detachable structure among the conductive hardware 4, the outer sealing cover 3 and the insulating shell 1 is convenient for operation during production and assembly of products. 4 wiring hole 2 cooperates 4 electrically conductive hardware's of 4 structures, has realized the function of quick wiring, avoids the complex operation that leads to with activities such as metalwork or fixed part and the wiring end combination of wire in the prior art, spare part constitute complicated, the device process is complicated when processing and manufacturing the problem, has promoted production efficiency. The mode of can dismantling the connection between outer closing cap 3, electrically conductive hardware 4, the insulating casing 1 still makes and to be taken apart the inspection in time and replace when electrically conductive hardware appears damaging, has reduced the maintenance cost to the user.

As shown in fig. 13 to 15, this embodiment is a further modification of the foregoing embodiment. This improvement embodiment has promoted the quantity that can insert the wire through increasing a row of plug wire hole 2, setting up fixed connection between first electrically conductive hardware 45 and the electrically conductive hardware 46 of second, has increased the adaptability to complicated engineering.

As shown in fig. 13 to 15, the improvement of this embodiment lies in doubling the number of the wire insertion holes 2 and the conductive hardware 4 of the previous embodiment, wherein the upper locking openings 11 corresponding to the wire insertion holes 2 and the upper locking buckles 31 corresponding to the upper locking openings 11 may be increased correspondingly in synchronization with the change of the wire insertion holes 2, or may be selected not to change the number. In order to adapt to the increase of the number of the wire insertion holes 2, the modified embodiment changes the number of the conductive hardware 4 into two and fixedly connects the conductive hardware with each other to form an electric path. Specifically for setting up first electrically conductive hardware 45, the electrically conductive hardware 46 of second respectively, first electrically conductive hardware 45, the electrically conductive hardware 46 of second all can be dismantled with insulating casing 1 and be connected. The first conductive hardware 45 is correspondingly provided with a first conductive plate 451, a first rear metal dome 452, a first wiring structure 453 and a first front metal dome 454 which have the same structures as the conductive hardware 4. The shape connection relationship among the first conductive plate 451, the first rear metal dome 452, the first wiring structure 453, and the first front metal dome 454 is the same as the shape and connection relationship of each corresponding component in the conductive hardware 4. The second conductive hardware 46 is correspondingly provided with a second conductive plate 461, a second rear metal dome 462, a second wiring structure 463 and a second front metal dome 464 which have the same structure as the conductive hardware 4. The shape connection relationship among the second conductive plate 461, the second rear metal dome 462, the second wiring structure 463 and the second front metal dome 464 is the same as the shape and connection relationship of each corresponding component in the conductive hardware 4. The first conductive plate 451 is fixedly connected to the second conductive plate 461.

The improved embodiment is mounted and used in a manner very similar to the previous embodiment. When the assembly is performed, the first conductive plate 451 and the second conductive plate 461, which are fixedly connected to each other, are first installed in the insulating housing 1, and then the outer cap 3 is sealed. When the metal wire connector is used, the exposed metal wire connector enters the wiring terminal through the wire inserting holes 2, and the first rear metal elastic sheet 452, the first front metal elastic sheet 454, the second rear metal elastic sheet 462 and the second front metal elastic sheet 464 are respectively extruded or pushed open, so that the metal wire connector is pressed, and the electrical connection relation among a plurality of different wire inserting holes 2 is realized.

The technical effects of the present modified embodiment are also similar to those of the foregoing embodiments. On the premise of enhancing the safety degree of electrical connection, improving the production efficiency and increasing the maintenance convenience degree, the number of accessible metal wires is further increased, and the method can be more flexibly applied to various scenes.

The above embodiments are only used to illustrate the technical solution of the present invention and not to limit the same, and all technical features can be combined according to practical situations. Modifications of the technical solution of the present invention or equivalents thereof, such as the substitution of straight lines or flat planes for curved lines or curved surfaces, the change of dimensional ratio of components, the simple substitution of spatial positions of components, the simple substitution of materials, etc., by those skilled in the art, are all covered by the scope of the claims of the present invention.

Claims (10)

1. A plug wire type wiring terminal comprises an insulating shell and conductive hardware; the interior of the insulating shell is of a hollow structure, and the conductive hardware is arranged in the hollow structure of the insulating shell; the method is characterized in that: the insulating shell is provided with a wire inserting hole, an outer sealing cover and a testing hole; the wire inserting hole is formed in the upper end of the insulating shell and communicated with the conductive hardware; the test hole is arranged at the lower end of the insulating shell and communicated with the conductive hardware; the conductive hardware comprises a conductive plate and a wiring structure, and the wiring structure is connected with the conductive plate; the outer sealing cover is arranged at the side end of the insulating shell and is detachably connected with the hollow structure of the insulating shell; the conductive hardware is detachably connected with the insulating shell.

2. The connection terminal according to claim 1, wherein: the test holes of the insulating shell are round through holes or square through holes, and the number of the test holes is at least one.

3. The connection terminal according to claim 2, wherein: the test holes are arranged in one or more of the middle part, the left side and the right side of the lower end of the insulating shell.

4. The connection terminal according to claim 1, wherein: the conducting plate is connected with the wiring structure through the fine hole riveting point.

5. The connection terminal according to claim 1, wherein: the wiring structure is of a T-shaped structure; the conducting plate is connected with the lower end of the T-shaped structure of the wiring structure; the opening direction of the T-shaped structure of the wiring structure is communicated with the wire inserting hole; the wiring structure is made of metal material.

6. The connection terminal according to claim 5, wherein: the conductive hardware is also provided with a front metal elastic sheet and a rear metal elastic sheet; the front metal elastic sheet and the rear metal elastic sheet are respectively connected with the upper end of the T-shaped structure of the wiring structure; the rear metal elastic sheet is arranged on one side, close to the testing hole of the insulating shell, of the upper end of the T-shaped structure, and the front metal elastic sheet is arranged on one side, close to the plug wire hole, of the upper end of the T-shaped structure.

7. The connection terminal according to claim 6, wherein: the included angle range between the front metal elastic sheet and the upper end of the T-shaped structure of the wiring structure is 5-90 degrees, and the included angle range between the rear metal elastic sheet and the upper end of the T-shaped structure of the wiring structure is 90-180 degrees.

8. The connection terminal according to claim 1, wherein: the number of the wire inserting holes is at least 2.

9. The connection terminal according to claim 1, wherein: the upper end of the insulating shell is provided with an upper buckling opening, and the lower end of the insulating shell is provided with a lower buckling opening; the upper buckle opening is arranged on the left side or the right side of the plug wire hole, and the lower buckle opening is arranged at the position, corresponding to the upper buckle opening, of the lower end of the insulating shell.

10. The connection terminal according to claim 9, wherein: the outer sealing cover is arranged at one side corresponding to the upper buckling opening and the lower buckling opening; the outer sealing cover is provided with an upper buckle at the position corresponding to the upper buckle opening and a lower buckle at the position corresponding to the lower buckle opening; the upper buckle and the upper buckle opening, and the lower buckle opening are respectively detachably connected.

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