CN210897677U

CN210897677U - Quick-connection screw-free wiring terminal

Info

Publication number: CN210897677U
Application number: CN201921526462.1U
Authority: CN
Inventors: 王旭阳; 王宇涵
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-12
Filing date: 2019-09-12
Publication date: 2020-06-30
Anticipated expiration: 2029-09-12
Also published as: WO2021047661A1

Abstract

The utility model relates to a quick connection exempts from screw binding post, including handle, upper cover, base and current conducting plate, elasticity reed, the handle articulate in on covering, the upper cover is opened and is equipped with entrance hole and wire hole, the elasticity reed has the locating plate and extends the pressure reed, on the pressure reed, be close to the top position and have stamping forming's contact reed, the both sides of contact reed form the preforming, the handle has the push pedal and follows push pedal wherein the front and back both sides border position of one end, be the clamp plate of slant downwardly extending, the clamp plate with the preforming forms the butt, the contact reed with the current conducting plate forms the butt. The utility model discloses after decomposing into preforming and contact reed with the pressure reed, only need push up the handle, alright push down the preforming through the clamp plate, and then drive the contact reed and warp downwards thereupon, then directly inject entrance hole and wire hole with the wire, loosen the handle alright again, reached simple structure, the steady reliable effect of wiring.

Description

Quick-connection screw-free wiring terminal

Technical Field

The utility model particularly relates to a quick connection exempts from screw binding post.

Background

As is well known, a terminal is an intermediate connector for electrical connection, and the main function of the terminal is to facilitate the electrical connection of wires; in the existing market, two types of wiring terminals are generally provided, one type of wiring terminal is a wiring terminal adopting a screw to fasten a wire, the tightness of the screw is additionally required to be adjusted when the wiring terminal is connected with the wire, so that the mounting efficiency of an electrician is greatly influenced, and the use occasion of the wiring terminal is more exquisite, for example, the screw is easy to loosen in a vibrating environment or after the wiring terminal is used for a long time in an outdoor occasion, so that the wire is separated or the contact is poor, and the service life of the wiring terminal is limited; its two be the high-speed joint binding post that does not have the screw to adjust, this kind exempts from binding post of screw structure mainly exist the defect lie in: generally only be applicable to the direct of stereoplasm wire and insert and establish and form the electricity and connect, if involve soft wire and need intervene when binding post, then often do not possess the structure of adjustable contact reed on the binding post, greatly increased the degree of difficulty of wiring, meanwhile, also some manufacturers release one kind and set up the through-hole on binding post, then when needs connect the patchcord, pass the through-hole with the screwdriver and compulsorily make and establish the elasticity reed of locating the terminal cavity in and warp, insert into soft wire through the entrance hole again, the binding post of this kind of structure has a defect: the elastic spring can be easily deformed destructively by external force (such as a screwdriver and the like), so that the wiring effect is influenced; based on the above-mentioned factor, this company research and development designed the utility model discloses a screw binding post is exempted from fast.

Disclosure of Invention

An object of the utility model is to provide a screw binding post exempts from fast of simple structure, wiring steady reliable and not fragile elastic reed.

In order to achieve the above object, the utility model relates to a screw binding post is exempted from in high-speed joint, including handle, joint in integrative upper cover and base and set up in current conducting plate, the elastic reed of this binding post inner chamber, in this specification, the joint structure of upper cover and base specifically describes as follows: the upper cover is provided with a clamping plate extending downwards, the clamping plate is provided with a wedge-shaped clamping part, clamping holes are formed in the positions, corresponding to the wedge-shaped clamping part, of the front side wall and the rear side wall of the base, and the upper cover and the base are connected through clamping of the wedge-shaped clamping part and the clamping holes to form an integrated structure; the handle is hinged to the upper cover, the upper cover is provided with a wire inlet hole and a wire outlet hole, the elastic reed is provided with a positioning plate and a pressure reed extending obliquely upwards from the edge of the positioning plate, a contact reed formed by stamping is arranged on the pressure reed and close to the top end of the pressure reed, pressing sheets are formed on two sides of the contact reed, the handle is provided with a push plate and pressing plates extending obliquely downwards from the edge positions of the front side and the rear side of one end of the push plate, the pressing plates are abutted to the pressing sheets, and the contact reed is abutted to the conductive plate; in this specification, the hinge structure between the handle and the upper cover is described as follows: the outer side surface of the pressing plate is provided with a cylindrical flange, the upper end surface of the upper cover is provided with a longitudinal opening, the front side wall and the rear side wall of the longitudinal opening form a longitudinal adaptive groove, and the handle is hinged with the upper cover through the matching of the cylindrical flange and the longitudinal adaptive groove.

In this specification, in order to make the elastic reed can be effectual by spacing on the base the position that is located the horizontal both sides border of locating plate on the base has the spacing crossbeam that is used for restricting the horizontal skew of elastic reed, both sides border, lean on the constant head tank of intermediate position formation indent around the locating plate, on the base, with the corresponding position formation of constant head tank with the vertical limiting plate of constant head tank adaptation through the setting of spacing crossbeam and vertical limiting plate for the elastic reed is all by effectual spacing on horizontal direction and forward direction, has further guaranteed the reliability of wiring.

Meanwhile, when the wire inlet hole and the wire outlet hole of the wiring terminal are respectively arranged on the two transverse sides of the upper cover in the specification, in order to avoid the contact of wires led into the wire inlet hole and the wire outlet hole in the inner cavity of the wiring terminal, a longitudinal partition plate which is formed by punching is specially arranged in the middle of the conductive plate.

The handle is provided with a longitudinal limiting beam which longitudinally extends downwards from the push plate at a position close to the press plate, the conductive plate is provided with a longitudinal limiting wall which extends perpendicular to the conductive plate at a position close to the longitudinal limiting beam, and the longitudinal limiting wall is in close connection with the longitudinal limiting beam, wherein the close connection refers to a state that the longitudinal limiting beam is in close connection with the longitudinal limiting wall in the transverse direction.

Through the above-mentioned improvement to prior art, the utility model discloses the beneficial effect who reaches as follows: because the pressing reed on the elastic reed is punched and formed into the contact reed and the pressing sheets distributed on the two sides of the contact reed, when the push plate of the handle is pushed up, the pressing sheet can be driven to press down the pressing sheet, the contact reed is driven to deform downwards along with the pressing sheet, then the lead is directly inserted into the wire inlet hole and the wire outlet hole, and then the handle is loosened, the technical personnel in the field know that the pressing sheet of the handle in the specification does not directly press down the contact reed, but presses down the pressing sheets on the two sides of the contact reed to drive the contact reed to deform along with the pressing sheet, the structure can effectively avoid the permanent destructive deformation of the elastic reed caused by human factors (such as the pressing handle which is excessively powerful by the working personnel), namely when the working personnel excessively and vigorously pushes the push plate of the handle, the pressing sheet amount is only enough to make the deformation difficult to recover the original state, the contact spring is not damaged and deformed, so that the service life of the wiring terminal is greatly prolonged by adopting the structure of indirect deformation of the contact spring, and the reliability and the stability of the wiring are also reflected.

Drawings

Fig. 1 is a schematic perspective view of embodiment 1 of the present invention.

Fig. 2 is a plan view of embodiment 1.

Fig. 3 is a sectional view taken along a-a in fig. 2.

Fig. 4 is an exploded schematic view of fig. 1.

Fig. 5 is a perspective view of the handle in embodiment 1.

Fig. 6 is a schematic perspective view of the spring reed in embodiment 1.

Fig. 7 is a schematic perspective view of a base in embodiment 1.

Fig. 8 is a schematic perspective view of the upper cover in embodiment 1.

Fig. 9 is a schematic perspective view of embodiment 2 of the present invention.

Fig. 10 is an exploded schematic view of fig. 9.

Fig. 11 is a perspective view of fig. 9 with the cover and handle removed.

Fig. 12 is a schematic perspective view of fig. 9 with the cover and base removed.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," "disposed," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature is "on" or "under" the second feature, and may comprise direct contact between the first and second features, or may comprise contact between the first and second features through another feature not in direct contact. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example 1:

as shown in fig. 1 to 8, this embodiment relates to a quick-connect screwless terminal, as is apparent from fig. 1 in conjunction with fig. 4, the terminal includes a handle 3, an upper cover 2 and a base 1 that are fastened together, and a conductive plate 4 and an elastic spring 5 that are disposed in an inner cavity of the terminal, in this embodiment, the fastening structure of the upper cover 2 and the base 1 is described as follows: fig. 4 and 8 show that the upper cover 2 has a downwardly extending clamping plate 20, the clamping plate 20 has a wedge-shaped clamping portion 200, as further shown in fig. 7, clamping holes 10 are formed in positions, corresponding to the wedge-shaped clamping portions 200, on the front and rear side walls of the base 1, and the upper cover 2 and the base 1 are connected to form an integral structure through clamping of the wedge-shaped clamping portions 200 and the clamping holes 10; as is apparent from fig. 1, the handle 3 is hinged to the upper cover 1, fig. 3 shows that both lateral sides of the upper cover 2 are respectively provided with a wire inlet hole 21 and a wire outlet hole 22, fig. 6 shows that the elastic spring 5 has a positioning plate 50 and a pressure spring 51 extending obliquely upward from both lateral side edges of the positioning plate 50, a contact spring 510 formed by press forming is provided on the pressure spring 51 near the top end, both sides of the contact spring 510 form a pressing piece 511, fig. 2 shows in combination with fig. 5 that the handle 3 has a push plate 30 and a pressing plate 31 extending obliquely downward from both front and rear side edges of one end of the push plate 30, in combination with fig. 3, the pressing plate 31 is in abutment with the pressing piece 511, and the contact spring 510 is in abutment with the conductive plate 4; in this embodiment, the hinge structure between the handle 3 and the upper cover 2 is described as follows: in fig. 5, a cylindrical flange 310 is formed on the outer side surface of the pressure plate 31, in fig. 8, a longitudinal opening 23 is opened on the upper end surface of the upper cover 2, the front and rear side walls of the longitudinal opening 23 form a longitudinal adapting groove 230, and the handle 3 is hinged to the upper cover 2 by the matching of the cylindrical flange 310 and the longitudinal adapting groove 230.

In this embodiment, it is obvious that fig. 3 combines fig. 7, in order to make spring reed 5 can be effectual by spacing on base 1 the position that is located the horizontal both sides border of locating plate 50 on base 1 has the spacing crossbeam 11 that is used for restricting spring reed 5 lateral deviation, both sides border, lean on the intermediate position to form the constant head tank 500 of indent around the locating plate 50, on base 1, with the position that constant head tank 500 corresponds form with the vertical limiting plate 12 of constant head tank 500 adaptation, through the setting of spacing crossbeam 11 and vertical limiting plate 12 for spring reed 5 is all by effectual spacing in horizontal direction and forward direction, has further guaranteed the reliability of wiring. Meanwhile, as shown in fig. 3 and 4, in the present embodiment, in order to prevent the wires introduced into the wire inlet 21 and the wire outlet 22 from contacting in the inner cavity of the terminal, a longitudinal partition plate 40 formed by punching is purposely provided at a position near the middle of the conductive plate 4.

In this embodiment, a longitudinal limiting beam 301 extending longitudinally downward from the push plate 30 is provided on the handle 3 at a position close to the press plate 31, and a longitudinal limiting wall 41 extending perpendicular to the conductive plate 4 is provided on the conductive plate 4 at a position close to the longitudinal limiting beam 301, as is apparent from fig. 3, the longitudinal limiting wall 41 is in close contact with the longitudinal limiting beam 301, and as can be seen from this fig. 3, the close contact means a state in which the longitudinal limiting beam 301 is in close contact with the longitudinal limiting wall 41 in the transverse direction. In addition, as can be seen from fig. 1 in conjunction with fig. 2 and 7, a convex longitudinal plug board 13 with a trapezoidal cross section is provided on one side wall of the base 1, a concave longitudinal plug groove 14 with a trapezoidal cross section is provided on the other side wall of the base 1 corresponding to the longitudinal plug board 13, and the longitudinal plug board 13 is matched with the longitudinal plug groove 14; the setting of this structure can be effectual with the binding post of a plurality of this embodiments peg graft parallelly connected and form the terminal row, in the very big requirement that has made things convenient for a large amount of wiring of in-service use.

In this embodiment, since the pressing spring 51 on the elastic spring 5 is punched and formed to be decomposed into the contact spring 510 and the pressing pieces 511 distributed on both sides of the contact spring 510, when the pushing plate 30 of the handle 3 is pushed up, the pressing plate 31 is pushed down to the pressing piece 511, so as to drive the contact spring 510 to deform downward, and then the wire is directly inserted into the wire inlet 21 and the wire outlet 22, and then the handle 3 is released, it should be known by those skilled in the art that the pressing plate 31 of the handle 3 in this embodiment does not directly push down the contact spring 510, but pushes down the pressing pieces 511 on both sides of the contact spring 510, so as to drive the contact spring 510 to deform, such a structure can effectively avoid the elastic spring 5 from generating permanent destructive deformation due to human factors (such as the worker pushing the handle 3 too strongly), that is after the pressing spring 51 is configured to the structure of the pressing piece 511 and the contact spring 510 in this embodiment, if the worker pushes the push plate 30 of the handle 3 with excessive force, the pressing plate 511 is deformed and hard to restore to the original shape at best, and the contact spring 510 is not damaged, so that the service life of the terminal is greatly prolonged by adopting the structure of indirect deformation of the contact spring 510 (instead of directly acting on the contact spring 510 by the pressing plate 31), and the reliability and the stability of the wiring are also reflected.

Example 2:

fig. 9 to 12 show a specific structure of embodiment 2, which mainly differs from embodiment 1 in that: embodiment 1 is a wiring mode of two lateral sides with one inlet and one outlet, while embodiment 2 is a wiring mode of the same direction, that is, in embodiment 2, the wire inlet hole 21 and the wire outlet hole 22 are arranged on the same side of the terminal, therefore, from the overall structure, the main difference from embodiment 1 is embodied in the elastic spring 5, the base 1 and the upper cover 2, and as shown by fig. 10, fig. 11 and fig. 12 in combination, a person skilled in the art can see that the conductive plate 4 in embodiment 2 has a plurality of connecting plates 42 to integrally connect the conductive parts in the directions of the wire inlet hole 21 and the wire outlet hole 22, and the arrangement of the longitudinal partition 40 is eliminated, so as to form the overall conductive plate 4, and accordingly, the elastic spring 5 is also connected in parallel in the same direction, so that the corresponding base 1 and the upper cover 2 are correspondingly structurally adjusted, and the adjustment is a spirit of the technical solution of embodiment 1, as is apparent from fig. 9 to 12, it is apparent to those skilled in the art that the overall structure of the connection terminal of embodiment 2 is assembled in the same manner as that of embodiment 1, without affecting understanding.

In addition, as is apparent from fig. 9, there is also a significant difference between embodiment 2 and embodiment 1 in that: the middle position of the upper end face of the embodiment 1 is provided with a test hole 24 for testing whether an electrician is electrified or not, the design of independently providing the test hole 24 is also very common in the prior art and belongs to the common knowledge of technicians in the field, however, fig. 9 in the embodiment 2 shows that a gap which is deliberately left between the handle 3 and the upper cover 2 and is large enough in the transverse direction is adopted as the test hole 24, namely, the connecting terminal in the embodiment 2 is designed into the assembly characteristic rather than deliberately providing a test hole on the shell 1 in consideration of the effects of exquisite and beautiful appearance and the like of the whole appearance of a product, and the design ingenuity is greatly embodied.

The foregoing shows and describes the general principles and features, and advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the description in the above embodiments and the description is only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and these changes and modifications are all within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a quick connection exempts from screw binding post which characterized in that: including handle, joint in upper cover and base of an organic whole and set up in current conducting plate, the elasticity reed of this binding post inner chamber, the handle articulate in on covering, the upper cover is opened and is equipped with entrance hole and wire hole, the elasticity reed has the locating plate and follows the border of locating plate is the pressure reed that extends in the slant, on the pressure reed, be close to the top position and have stamping forming's contact reed, the both sides of contact reed form the preforming, the handle has the push pedal and follows push pedal wherein the front and back both sides border position of one end, be the clamp plate of slant downwardly extending, the clamp plate with the preforming forms the butt, the contact reed with the current conducting plate forms the butt.

2. The quick connect screwless terminal of claim 1, wherein: the upper cover is provided with a clamping plate extending downwards, the clamping plate is provided with a wedge-shaped clamping portion, clamping holes are formed in the positions, corresponding to the wedge-shaped clamping portion, of the front side wall and the rear side wall of the base, and the upper cover and the base are connected through the clamping of the wedge-shaped clamping portion and the clamping holes to form an integrated structure.

3. A quick-connect screwless terminal according to claim 1 or 2, wherein: the outer side surface of the pressing plate is provided with a cylindrical flange, the upper end surface of the upper cover is provided with a longitudinal opening, the front side wall and the rear side wall of the longitudinal opening form a longitudinal adaptive groove, and the handle is hinged with the upper cover through the matching of the cylindrical flange and the longitudinal adaptive groove.

4. A quick-connect screwless terminal according to claim 1 or 2, wherein: the position that is located the horizontal both sides border of locating plate on the base has the spacing crossbeam that is used for restricting the horizontal skew of spring reed, both sides border, lean on the constant head tank of intermediate position formation indent around the locating plate, on the base, with the corresponding position formation of constant head tank with the vertical limiting plate of constant head tank adaptation.

5. A quick connect screwless terminal as claimed in claim 3, wherein: the position that is located the horizontal both sides border of locating plate on the base has the spacing crossbeam that is used for restricting the horizontal skew of spring reed, both sides border, lean on the constant head tank of intermediate position formation indent around the locating plate, on the base, with the corresponding position formation of constant head tank with the vertical limiting plate of constant head tank adaptation.

6. A quick-connect screwless terminal according to claim 1 or 2, wherein: the middle position of the conducting plate is provided with a longitudinal clapboard formed by punching.

7. A quick connect screwless terminal as claimed in claim 3, wherein: the middle position of the conducting plate is provided with a longitudinal clapboard formed by punching.

8. The quick connect screwless terminal of claim 4, wherein: the middle position of the conducting plate is provided with a longitudinal clapboard formed by punching.

9. The quick connect screwless terminal of claim 5, wherein: the middle position of the conducting plate is provided with a longitudinal clapboard formed by punching.

10. A quick connect screwless terminal as claimed in claim 9, wherein: the handle is provided with a longitudinal limiting beam longitudinally extending downwards from the push plate at a position close to the press plate, the conductive plate is provided with a longitudinal limiting wall perpendicular to the conductive plate at a position close to the longitudinal limiting beam, and the longitudinal limiting wall and the longitudinal limiting beam are in adjacent connection.