CN211719787U

CN211719787U - Wiring structure and distribution apparatus

Info

Publication number: CN211719787U
Application number: CN202020717307.4U
Authority: CN
Inventors: 张彦阳; 史克少; 温光宇; 王斌; 任昌宾
Original assignee: Zhejiang Tengen Electric Co Ltd
Current assignee: Zhejiang Tengen Electric Co Ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-10-20
Anticipated expiration: 2030-04-30

Abstract

The utility model provides a wiring structure and distribution electrical apparatus, the wiring structure includes: a wire holder; the wiring elastic sheet is provided with an elastic sheet main body and an elastic arm connected with the elastic sheet main body; the elastic sheet main body is provided with a second side plate adjacent to the movable end of the elastic arm, and the second side plate is provided with a jack with the size matched with that of the conductive plate; the elastic sheet main body is provided with a first cavity at one side of the elastic arm, the second side plate is provided with a slot communicated with the jack, and the slot is arranged at one side of the elastic arm far away from the first cavity; the current conducting plate is arranged between the second side plate and the movable end of the elastic arm, and is provided with an inserting block matched with the inserting slot in size. During the assembly, the installer inserts the inserted block of current conducting plate in the slot from the lateral surface of second curb plate earlier to use the junction of inserted block and slot to rotate, extrude elastic arm elastic deformation as the fulcrum, the inventor makes current conducting plate drive elastic arm elastic deformation with the help of lever principle ingeniously, compares with prior art, and the installation is more convenient, has improved assembly efficiency, has reduced manufacturing cost.

Description

Wiring structure and distribution apparatus

Technical Field

The utility model relates to a circuit breaker termination technical field, concretely relates to wiring structure and distribution electrical apparatus.

Background

The circuit breaker is a switch device which not only has the function of manual switching, but also can automatically carry out voltage loss, undervoltage, overload and short-circuit protection.

A spring piece type wiring terminal of the prior small circuit breaker is shown in figure 7, which comprises a wiring seat 01, a wiring spring piece 02 and a conductive plate 03 which are arranged on the wiring seat 01, wherein a jack for inserting an external lead 04 is arranged on the wiring seat 01, the wiring spring piece 02 is provided with a spring piece main body part 05, and an elastic arm 06 which is suitable for elastically pressing and connecting the external lead 04 and the conductive plate 03, a wire inserting cavity 07 is formed on the spring piece main body part 05, in order to ensure that the elastic arm 06 can be connected with leads 04 with different wire diameters, when the elastic arm 06 is in an initial state, a movable end 061 of the elastic arm is abutted against the inner side surface of a mounting plate 08 at the top of the wire inserting cavity 07, when the conductive plate 03 is assembled with the wiring spring piece 02, an installer needs to move the movable end 61 of the elastic arm 06 to the position shown in figure 8 by a clamp in the direction far away from the mounting plate 08, thus, the installation is time-consuming and labor-consuming, and the assembly efficiency is greatly reduced.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the defect that shell fragment formula binding post assembly efficiency among the prior art is low, manufacturing cost is high to a wiring structure that assembly efficiency is high, manufacturing cost is low is provided, and the distribution electrical apparatus who has this wiring structure.

Therefore, the utility model provides a wiring structure, which comprises a wiring seat, a wiring elastic sheet and a conductive plate, wherein the wiring elastic sheet is arranged on the wiring seat and is provided with an elastic sheet main body and an elastic arm connected with the elastic sheet main body; the elastic sheet main body is provided with a second side plate adjacent to the movable end of the elastic arm, and the second side plate is provided with a jack with the size matched with that of the conductive plate; the elastic sheet main body is provided with a first cavity at one side of the elastic arm, the second side plate is provided with a slot communicated with the jack, and the slot is arranged at one side of the elastic arm far away from the first cavity; the current-conducting plate is arranged between the second side plate and the movable end of the elastic arm, and is provided with an insertion block with a size matched with the insertion slot.

The width of the insertion hole is larger than that of the conductive plate.

The limiting structure is used for limiting the position of the conductive plate.

The limiting structure comprises a second stop block and mounting steps, and at least one second stop block is arranged on the elastic sheet main body; and at least one mounting step is arranged on the current-conducting plate, and when the current-conducting plate rotates to the assembling position, the mounting step can be abutted against the corresponding second stop block.

The elastic sheet main body is U-shaped and comprises a bottom plate, a first side plate and a second side plate, the first side plate and the second side plate are respectively arranged on two sides of the bottom plate, the first side plate is connected with the elastic arm in an integrated bending mode, and a jack for inserting the elastic arm is formed in the second side plate.

The bottom plate has the shaping in cavity in its middle part to and the part is located two linking arms of cavity both sides, the linking arm is close to one side shaping of second curb plate has towards subtend the linking arm extends the second dog.

The wire holder is provided with a mounting cavity suitable for mounting the wiring elastic sheet and the conductive plate, a first jack arranged on the front end face of the wire holder and used for inserting the external conductor, and a second jack arranged on the rear end face of the wire holder and used for penetrating out of the conductive plate.

The wiring seat is formed with an installation groove which is connected with the elastic sheet main body in an adaptive mode.

The wire holder is provided with a supporting block for limiting the position of the elastic arm, and the supporting block is provided with a matching surface for elastically deforming the elastic arm according to a set track.

The utility model also provides a distribution electrical apparatus, include as above wiring structure.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a wiring structure, which comprises a wiring seat, a wiring elastic sheet and a conductive plate, wherein the wiring elastic sheet is provided with an elastic sheet main body and an elastic arm connected with the elastic sheet main body; the elastic sheet main body is provided with a second side plate adjacent to the movable end of the elastic arm, and the second side plate is provided with a jack with the size matched with that of the conductive plate; the elastic sheet main body is provided with a first cavity at one side of the elastic arm, the second side plate is provided with a slot communicated with the jack, and the slot is arranged at one side of the elastic arm far away from the first cavity; the current-conducting plate is arranged between the second side plate and the movable end of the elastic arm and is provided with an inserting block with the size matched with the inserting slot; during the assembly, the installer inserts the inserted block of current conducting plate in the slot from the lateral surface of second curb plate earlier to use the junction of inserted block and slot to rotate as the fulcrum, extrusion elastic arm elastic deformation, then pack into the connection terminal with the wiring shell fragment and the current conducting plate of assembling, the inventor makes current conducting plate drive elastic arm elastic deformation with the help of lever principle ingeniously, compare with prior art need just can drive elastic arm elastic deformation's mode with the help of anchor clamps, it is more convenient to install, the assembly efficiency is improved, and production cost is reduced.

2. The utility model provides a wiring structure, limit structure includes: the at least one second stop block is arranged on the elastic sheet main body; at least one installation step is located on the current conducting plate, and when the current conducting plate rotated to the assembled position, the installation step can offset with the second stop that corresponds to inject the installed position of current conducting plate and wiring shell fragment, guarantee that wiring shell fragment, current conducting plate and external conductor can good contact, improved the reliability.

3. The utility model provides a wiring structure, bottom plate have the shaping in cavity among them to and two linking arms of cavity both sides are located to the branch, and one side shaping that the linking arm is close to the second curb plate has the second stopper that extends towards subtend linking arm, and when the current conducting plate rotates rather than installation step and second stopper offset like this, but linking arm elastic deformation more does benefit to rapid Assembly.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a perspective view of the wiring structure of the present invention;

fig. 2 is a schematic view of the assembly of the conductive plate 3 and the terminal spring at the initial position;

fig. 3 is a schematic view of the assembly of the conductive plate 3 and the terminal spring in the assembly position;

FIG. 4 is another assembled view of FIG. 3 rotated through an angle;

FIG. 5 is a perspective view of the wiring dome;

FIG. 6 is a schematic structural view of a wire holder;

fig. 7 is a perspective view of a prior art spring plate type terminal mounted on a wire holder;

fig. 8 is a perspective view of the wire connecting spring plate in fig. 7.

Description of reference numerals: 01. a wire holder; 02. a wiring elastic sheet; 03. a conductive plate; 04. a wire; 05. a spring plate main body part; 06. a resilient arm; 061. a movable end; 07. a wire plugging cavity; 08. mounting a plate;

1. a wire holder; 11. a first jack; 12. a second jack; 13. mounting grooves; 14. a support block; 2. a wiring elastic sheet; 20. a spring plate main body; 21. a resilient arm; 211. a movable end; 22. a base plate; 221. a connecting arm; 222. a second stopper; 23. a first side plate; 24. a second side plate; 241. a jack; 27. a slot; 3. a conductive plate; 31. inserting a block; 32. and (5) mounting a step.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Examples

The present embodiment provides a power distribution apparatus, which includes a wiring structure, as shown in fig. 1, the wiring structure includes a wire holder 1, a wire connecting elastic sheet 2 and a conductive plate 3.

As shown in fig. 1 and 6, the wire holder 1 has a mounting cavity adapted to mount the wire connecting spring plate 2 and the conductive plate 3, a first insertion hole 11 provided on a front end surface thereof for inserting an external conductor, and a second insertion hole 12 provided on a rear end surface thereof for penetrating the conductive plate 3, a mounting groove 13 adapted to connect with a bottom plate 22 and a second side plate 24 of the spring plate main body 20 is provided in a middle portion of the wire holder 1, a support block 14 for limiting a position of the elastic arm 21 is provided in the mounting cavity, and a fitting surface for elastically deforming the elastic arm 21 according to a set trajectory is provided on the support block 14.

The wiring elastic sheet 2 is arranged on the wiring base 1 and is provided with an elastic sheet main body 20 and an elastic arm 21 which is connected with the elastic sheet main body 20 in an integral bending mode.

As shown in fig. 2 and 5, the spring main body 20 is U-shaped, the U-shaped spring main body 20 includes a bottom plate 22, and a first side plate 23 and a second side plate 24 respectively disposed at two sides of the bottom plate 22, the bottom plate 22 has a cavity formed in the middle thereof, and two connecting arms 221 respectively disposed at two sides of the cavity, and a second stopper 222 extending toward the connecting arms 221 is formed at one side of the connecting arms 221 close to the second side plate 24. The first side plate 23 is connected with the elastic arm 21 in an integrated bending mode, the second side plate 24 is provided with a jack 241 matched with the size of the conductive plate by being adjacent to the movable end of the elastic arm, the width of the jack 241 is larger than that of the conductive plate 3, the elastic sheet main body 20 is located on one side of the elastic arm 21 and provided with a first cavity 28, the second side plate 24 is provided with a slot 27 communicated with the jack 241, and the slot 27 is located on one side of the elastic arm 21 away from the first cavity 28.

And the conductive plate 3 is arranged between the second side plate 24 and the movable end of the elastic arm 21 and is provided with an insertion block 31 with the size matched with the insertion groove 27. The conductive plate 3 is further provided with an installation step 32 which can be correspondingly abutted against the second stopper 222 after the assembly is completed. In fig. 2, the conductive plates 3 are in the initial assembly position, the insertion blocks 31 of the conductive plates 3 are inserted into the insertion slots 27, and the conductive plates 3 are manually driven to rotate counterclockwise from the initial assembly position shown in fig. 2 to the assembly position shown in fig. 3 and 4 with the joint of the insertion blocks 31 and the insertion slots 27 as a fulcrum.

In this embodiment, the power distribution apparatus may be a circuit breaker or a fuse.

The utility model provides a wiring structure, including connection terminal 1, wiring shell fragment 2 and current conducting plate 3, when the assembly, the installer inserts slot 27 with the inserted block 31 of current conducting plate 3 from the lateral surface of second curb plate 24 earlier, and use the combination department of inserted block 31 and slot 27 as the fulcrum rotation, extrusion elastic arm 21 elastic deformation, then pack into connection terminal 1 with assembled wiring shell fragment 2 and current conducting plate 3 again, the inventor makes current conducting plate 3 drive elastic arm 21 elastic deformation with the help of lever principle ingeniously, compare with prior art need just can drive elastic arm elastic deformation's mode with the help of anchor clamps, it is more convenient to install, assembly efficiency is improved, production cost is reduced.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. A wiring structure, comprising:

a wire holder (1);

the wiring elastic sheet (2) is arranged on the wiring base (1) and is provided with an elastic sheet main body (20) and an elastic arm (21) connected with the elastic sheet main body (20); the elastic sheet main body (20) is provided with a second side plate (24) adjacent to the movable end of the elastic arm (21), and the second side plate (24) is provided with an insertion hole (241) with the size matched with that of the conductive plate; the elastic sheet main body (20) is provided with a first cavity (28) at one side of the elastic arm (21), the second side plate (24) is provided with a slot (27) communicated with the jack (241), and the slot (27) is arranged at one side of the elastic arm (21) far away from the first cavity (28);

the conducting plate (3) is arranged between the second side plate (24) and the movable end of the elastic arm (21), and is provided with an inserting block (31) with the size matched with the inserting groove (27).

2. The wiring structure according to claim 1, wherein a width of the insertion hole (241) is larger than a width of the conductive plate (3).

3. The wiring structure according to claim 2, further comprising a position limiting structure that defines a position of the conductive plate (3).

4. The wiring structure of claim 3, wherein the limiting structure comprises:

at least one second stopper (222) arranged on the spring plate main body (20);

and the mounting step (32) is arranged on the conductive plate (3), and when the conductive plate (3) rotates to an assembling position, the mounting step (32) can be abutted against the corresponding second stop block (222).

5. The wiring structure according to claim 4, wherein the spring main body (20) is U-shaped, the U-shaped spring main body (20) comprises a bottom plate (22), and a first side plate (23) and a second side plate (24) which are respectively arranged on two sides of the bottom plate (22), the first side plate (23) and the elastic arm (21) are integrally connected in a bending mode, and an insertion hole (241) for the elastic arm (21) to be inserted is formed in the second side plate (24).

6. The wiring structure according to claim 5, wherein said bottom plate (22) has a cavity formed in a central portion thereof, and two connecting arms (221) provided partially on both sides of said cavity, and a side of said connecting arms (221) adjacent to said second side plate (24) is formed with said second stopper (222) extending toward said connecting arms (221).

7. The wiring structure according to claim 6, wherein the wire holder (1) has a mounting cavity adapted to mount the wiring spring (2) and the conductive plate (3), a first insertion hole (11) provided in a front end surface thereof for inserting an external conductor, and a second insertion hole (12) provided in a rear end surface thereof for inserting the conductive plate (3).

8. The wiring structure according to claim 7, wherein the wire holder (1) is formed with a mounting groove (13) adapted to the spring main body (20).

9. The wiring structure according to claim 7 or 8, wherein a support block (14) for defining the position of the elastic arm (21) is provided on the wire holder (1), and a mating surface for elastically deforming the elastic arm (21) according to a set trajectory is provided on the support block (14).

10. An electrical distribution apparatus, characterized in that it comprises a wiring structure according to any one of claims 1-8.