CN219553904U

CN219553904U - Wiring device

Info

Publication number: CN219553904U
Application number: CN202320618715.8U
Authority: CN
Inventors: 谢小莹; 孙文敏; 王森华; 谢昌林
Original assignee: Hunan Longdesheng Electromechanical Technology Co ltd
Current assignee: Hunan Longdesheng Electromechanical Technology Co ltd
Priority date: 2023-03-23
Filing date: 2023-03-23
Publication date: 2023-08-18
Anticipated expiration: 2033-03-23

Abstract

The utility model discloses a wiring device, which comprises a welding part and an inserting part, wherein the welding part consists of a lower pressing piece and an upper pressing piece, the lower pressing piece is outwards folded to form an upper pressing piece, the upper pressing piece can be covered on the lower pressing piece, the upper pressing piece and the lower pressing piece are matched to form an enamelled wire welding space, the inserting part is arranged at the lower part of the welding part, and the inserting part is provided with an outwards turned tongue-shaped elastic piece; the winding bracket is used for winding the enameled wire, the winding bracket is provided with a mounting part for mounting a wiring terminal, the wiring terminal is inserted into the mounting part, an opening is formed in the direction of the mounting part facing the rotor, the opening is mutually matched with the tongue-shaped elastic sheet, and the tongue-shaped elastic sheet is clamped in the opening; wherein, when last preforming and lower preforming are separated each other, the welding part is in first state, and when the enameled wire coiling is at the lower preforming to go up the preforming and compress tightly at the lower preforming, the welding part is in the second state. Heating of the wiring device can be reduced, contact area between the enameled wire and the wiring terminal is increased, and reliability of enameled wire welding is improved.

Description

Wiring device

Technical Field

The utility model relates to the technical field of wiring equipment, in particular to a wiring device.

Background

The connection terminal is an accessory product for realizing electrical connection, and is industrially divided into the category of connectors. 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 application range and variety of the wiring terminal are also increasing.

Most of the existing wiring terminals are puncture-type wiring terminals, the puncture-type wiring terminals are large in heating value, the enameled wires are easy to damage, the resistance of the contact points is large, connection is unstable, the heating value of the wiring positions of the puncture-type wiring terminals is large, the resistance of the contact points is also large, the connection of the contact points is unstable, and production efficiency is low.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the wiring device which can reduce the heating of the wiring device, increase the effective contact area of the enameled wire and the wiring terminal and improve the efficiency of installing the wiring terminal.

According to an embodiment of the first aspect of the present utility model, a wiring device includes:

the connecting terminal comprises a welding part and an inserting part, wherein the welding part consists of a lower pressing sheet and an upper pressing sheet, the lower pressing sheet is outwards folded to form the upper pressing sheet, the upper pressing sheet can be covered on the lower pressing sheet, the upper pressing sheet and the lower pressing sheet are matched to form an enamelled wire welding space, the inserting part is arranged at the lower part of the welding part, and the inserting part is provided with an outwards folded tongue-shaped elastic sheet;

the winding bracket is used for winding the enameled wire, the winding bracket is provided with a mounting part for mounting the wiring terminal, the wiring terminal is inserted into the mounting part, an opening is formed in the direction of the mounting part towards the rotor, the opening is mutually matched with the tongue-shaped elastic sheet, and the tongue-shaped elastic sheet is clamped in the opening;

wherein, go up the preforming and have first state and second state, when last preforming with lower preforming is separated each other, the welding part is in first state, when the enameled wire coiling is at lower preforming, and go up the preforming compress tightly at lower preforming, the welding part is in the second state.

The wiring device provided by the embodiment of the utility model has at least the following beneficial effects: binding post's welding part is used for connecting the enameled wire and welds, go up the preforming and lower preforming is in the same place the enameled wire pressfitting, enameled wire and welding part's area of contact increase, binding post's grafting portion is used for fixing binding post's bottom, tongue shell fragment and wire winding support's opening is used for fixed binding post, tongue shell fragment can restrict binding post's displacement in vertical direction, enameled wire and welding part pressfitting are connected, can increase enameled wire and wire pressing part's area of contact, enameled wire and binding post can effectively fuse, reduce contact resistance, make enameled wire and welding part reliably be connected, also more convenient when follow-up automatic transformation, can improve binding post's production efficiency.

According to some embodiments of the utility model, the inner cavity side wall of the plug-in part is provided with a limit bump. The limiting protruding points can be used for fixing other conductive parts, and the other conductive parts are convenient to be connected with the wiring terminals.

According to some embodiments of the utility model, the lower press piece is wound around the enameled wire, the upper press piece is covered on the lower press piece, and the upper press piece and the lower press piece are fixed by butt welding. The butt-joint is used for fixing, so that the efficiency can be improved, and automation is facilitated.

According to some embodiments of the utility model, the lower press sheet is provided with a notch provided with an arc transition treatment, and the enamelled wire passes through the notch. The notch is favorable for the installation and fixation of the enameled wire, and the shaking of the enameled wire is reduced.

According to some embodiments of the utility model, the winding bracket is provided with a winding post, the winding post is arranged on one side of the mounting part far away from the winding bracket, and the winding post is used for limiting an enameled wire. The wrapping post can be better carry out spacingly to the enameled wire, reduces rocking after the enameled wire is installed, improves the stability of installation.

According to some embodiments of the utility model, the upper and lower press sheets are of flat plate type structure, and the angle of the upper and lower press sheets in the first state is A, satisfying 30 DEG A60 deg. The winding of enameled wire can be facilitated by setting a certain angle, and the winding efficiency is improved.

According to some embodiments of the utility model, the winding bracket is provided with two mounting parts, and the two mounting parts are respectively arranged at two sides of the winding bracket. The space utilization of the winding bracket can be improved.

According to some embodiments of the utility model, a slot is arranged in the mounting part, the slot is matched with the bottom of the plug-in part, the plug-in part is plugged in the slot, and the slot is in interference fit with the plug-in part. Ensure that the draw-in groove can chucking grafting portion, reduce the not hard up of grafting portion.

According to some embodiments of the utility model, the slot is integrally designed with the mounting portion. The production cost of the winding bracket can be reduced.

According to some embodiments of the utility model, an extended male terminal connection piece is arranged on one side of the connecting terminal away from the welding part, the extended male terminal connection piece is provided with an opening, the size of the opening is matched with the size of a female terminal of the temperature controller, and the opening is used for fixing the female terminal. The wiring terminal is convenient to connect with other components and parts, and the connection efficiency is improved.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic diagram of an embodiment of the present utility model mounted on an electric motor;

fig. 2 is a schematic view of the terminal mounted on the wire winding bracket;

FIG. 3 is a schematic view of a wire wrap bracket;

fig. 4 is a schematic view of a connection terminal.

Reference numerals: a wire winding bracket 100; a connection terminal 110; enameled wire 120; a winding post 130; a slot 140; a welded portion 200; an upper press sheet 210; a lower press sheet 215; a tongue spring 220; a plug-in portion 230; the male terminal connection piece 240 is extended.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 4, the wiring device of the present embodiment includes a wiring terminal 110 and a winding bracket 100, wherein the wiring terminal 110 is composed of a welding portion 200 and an inserting portion 230, the welding portion 200 is provided with an upper pressing piece 210 extending outwards, a lower pressing piece 215 is folded outwards to form the upper pressing piece 210, the upper pressing piece 210 can be covered on the lower pressing piece 215, the upper pressing piece 210 and the lower pressing piece 215 cooperate to form an enameled wire winding welding space, the inserting portion 230 is arranged at the lower portion of the welding portion 200, and the inserting portion 230 is provided with an outwards turned tongue-shaped elastic piece 220; the winding bracket 100 is used for winding the enameled wire 120, the winding bracket 100 is provided with a mounting part for mounting the wiring terminal 110, the wiring terminal 110 is inserted into the mounting part, an opening is formed in the mounting part towards the direction of the rotor, the opening is mutually matched with the tongue-shaped elastic sheet 220, and the tongue-shaped elastic sheet 220 is clamped in the opening; the upper press sheet 210 has a first state and a second state, the welding part 200 is in the first state when the upper press sheet 210 and the lower press sheet 215 are separated from each other, and the welding part 200 is in the second state when the enamel wire 120 is wound around the lower press sheet 215 and the upper press sheet 210 is pressed against the lower press sheet 215.

The welding part 200 of the binding post 110 is used for connecting the enameled wire 120 and welding, the welding part 200 can be pressed together with the enameled wire 120, the contact area of the enameled wire 120 and the welding part 200 is increased, the plug-in part 230 of the binding post 110 is used for fixing the bottom of the binding post 110, the tongue-shaped elastic sheet 220 and the opening of the winding bracket 100 are used for fixing the binding post 110, the tongue-shaped elastic sheet 220 can limit the displacement of the binding post 110 in the vertical direction, the enameled wire 120 is pressed and connected with the welding part 200, the contact area of the enameled wire 120 and the welding part 200 can be increased, the enameled wire 120 is reliably connected with the binding post 110, the contact resistance is reduced, the enameled wire 120 is reliably connected with the welding part 200, the subsequent automatic transformation is more convenient, and the production efficiency of the binding post can be improved.

Referring to fig. 4, the inner cavity side wall of the socket part 230 is provided with a limit bump. The spacing bump may be used to fix other conductive components, facilitating connection of other conductive components to the terminal 110. The limit bump is arranged below the tongue-shaped elastic sheet 220, when other conductive components are required to be connected with the wiring terminal 110, the conductive components can be directly inserted into the inserting portion 230, the limit bump clamps the conductive components, and therefore fixation is achieved, production efficiency is high, and connection and installation can be completed without using complex tools.

Referring to fig. 1 to 4, the enamel wire 120, the upper press piece 210 and the lower press piece 215 are connected by butt welding. The butt welding is used for welding, so that the efficiency can be improved, and automation is facilitated. The side wall of the lower press piece 215 is provided with a notch, the notch is provided with an arc transition treatment, and the enameled wire 120 passes through the notch. The notch is beneficial to the installation and fixation of the enameled wire 120, and reduces the shaking of the enameled wire 120. In this embodiment, the enameled wire 120 completes winding on the winding bracket 100, then the enameled wire 120 winds through the winding post 130 and the notch, and finally is fixed on the lower pressing piece 215. The winding post 130 and the notch can better fix the enameled wire 120, and avoid the motor from vibrating to influence the stability of the enameled wire 120. In some embodiments, when the upper press sheet 210 is in the second state, the wire enamel 120 and the welding part 200 are connected by using the butt-welding mechanism, the upper press sheet 210 and the lower press sheet 215 are pressed tightly by a welding rod of the butt-welding machine, then current is connected, the positive electrode and the negative electrode are conducted to melt off and remove the wire enamel at the terminal of the wire enamel 120, and high temperature is instantaneously generated in the butt-welding process due to high current, so that the wire enamel of the wire enamel 120 can be directly melted off and removed, and the purpose of conduction is achieved.

The upper press sheet 210 and the lower press sheet 215 are of a flat plate type structure, and the angle of the upper press sheet 210 and the lower press sheet 215 in the first state is A, so that the angle A is more than or equal to 30 degrees and less than or equal to 60 degrees. Setting a certain angle can facilitate the winding of the enameled wire 120 and improve the winding efficiency. The winding bracket 100 is provided with two mounting portions, which are respectively provided at both sides of the winding bracket 100. The space utilization of the wire-wound bracket 100 can be improved.

The installation part is internally provided with a slot 140, the inner diameter of the slot 140 is matched with the outer diameter of the bottom of the plug part 230, the plug part 230 is plugged in the slot 140, and the slot 140 is in interference fit with the plug part 230. It can be appreciated that the slot 140 may be configured in other shapes, and only the plugging portion 230 needs to be clamped, for example, the slot 140 is configured as a slot with a guiding slope, and the plugging portion 230 is also configured with a corresponding slope, so that the installation is better and easier, thereby ensuring that the clamping slot can clamp the plugging portion 230 and reducing the looseness of the plugging portion 230.

The slot 140 and the mounting portion are integrally formed, which can reduce the manufacturing cost of the wire-wound bracket 100. The side of the binding post 110 away from the welding part 200 is provided with an extended male terminal connecting piece 240, the extended male terminal connecting piece 240 is provided with an opening, the size of the opening is matched with the size of a female terminal of the temperature controller, and the female terminal is inserted into the opening. The bump joint of female terminal is in the trompil, and bump and trompil match and buckle, make things convenient for binding post 110 to be connected with other components and parts, improve the efficiency of connection.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. A wiring device for wiring an electric motor, comprising:

2. A wiring device according to claim 1, wherein the side wall of the cavity of the plug-in portion is provided with a limit bump.

3. The wire connecting device of claim 1 wherein said lower blade is wrapped around said wire, said upper blade is covered on said lower blade, and said upper blade and said lower blade are butt-welded together.

4. A wiring device as in claim 1, wherein said lower blade is provided with a notch, said notch being provided with a circular arc transition, and wherein an enamelled wire is wound around said notch.

5. The wiring device according to claim 1, wherein the winding bracket is provided with a winding post, the winding post is provided at a side of the mounting portion away from the winding bracket, and the winding post is used for limiting the enameled wire.

6. A wiring device as in claim 1, wherein said upper and lower tabs are of flat configuration, said upper and lower tabs having an angle a in said first condition satisfying 30 ° or more and 60 ° or less.

7. A wiring device as in claim 1, wherein said wire-wound support is provided with two of said mounting portions, said two mounting portions being provided on both sides of said wire-wound support, respectively.

8. A wiring device as in claim 1, wherein a slot is provided in said mounting portion, said slot being interfitted with the bottom of said mating portion, said mating portion being mated in said slot, said slot being in interference fit with said mating portion.

9. A wiring device as in claim 8, wherein said slot is integrally formed with said mounting portion.

10. A wiring device as in claim 1, wherein said wiring terminal is provided with an extended male terminal connecting piece on a side thereof remote from said welded portion, said extended male terminal connecting piece being provided with an opening of a size to be fitted with a female terminal of a thermostat, said opening being for fixing said female terminal.