CN216719853U

CN216719853U - Tripping electromagnet suitable for Internet of things circuit breaker and residual current circuit breaker

Info

Publication number: CN216719853U
Application number: CN202122808433.8U
Authority: CN
Inventors: 杨平孝; 陈长久; 严俊奇; 曹伟峰
Original assignee: Xiamen Shanxiu Sunshine Technology Co ltd
Current assignee: Xiamen Shanxiu Sunshine Technology Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-06-10
Anticipated expiration: 2031-11-16

Abstract

The utility model discloses a tripping electromagnet suitable for an Internet of things breaker and a residual current circuit breaker, which comprises: the framework comprises an outer barrel, a first baffle and a second baffle, wherein the first baffle and the second baffle are respectively arranged on two sides of the outer barrel, the first baffle and the second baffle are respectively provided with a thickening wall along the axial direction of the outer barrel, and one side or two sides of the thickening wall are provided with insertion holes; the first welding wire is inserted into the insertion hole of the first baffle plate; the second welding wire is inserted into the insertion hole of the second baffle; the coil is wound on the outer cylinder, and the magnetic yoke is clamped and fixed with the framework; and the iron core assembly is accommodated in the outer cylinder of the framework. The thickening wall is arranged on the framework, so that the strength is improved, and welding wires can be installed according to needs, so that wires can be led out from the welding wire coils in different directions, outgoing wires in different directions are realized, different assembling and wiring requirements are met, and the wire drawing device is more convenient to use.

Description

Tripping electromagnet suitable for Internet of things circuit breaker and residual current circuit breaker

Technical Field

The utility model relates to an electromagnet, in particular to a tripping electromagnet suitable for an Internet of things breaker and a leakage breaker.

Background

The tripping electromagnet is widely applied to the field of circuit breakers. Generally, the device is used for tripping and opening control of a circuit breaker. However, the internal space of the internet of things breaker and the leakage breaker is very narrow, and the electromagnet needs to normally act under relatively low voltage, so that the coil needs to be wound with enough turns, the size of a square wire hole is kept as small as possible, and sometimes a product series needs the internet of things breaker to have different wire outlet modes, the square wire jack of the existing electromagnet is insufficient in strength, the wire outlet direction is single, and the miniaturization design is not facilitated.

Disclosure of Invention

The utility model aims to provide a tripping electromagnet suitable for an Internet of things breaker and a leakage breaker, which can have multiple wire outgoing modes and is convenient to use, and in order to realize the purpose, the utility model adopts the following technical scheme:

the utility model discloses a tripping electromagnet suitable for an Internet of things breaker and a residual current circuit breaker, which comprises: the frame comprises an outer barrel, a first baffle and a second baffle, wherein the first baffle and the second baffle are respectively arranged on two sides of the outer barrel, the first baffle and the second baffle are respectively provided with a thickening wall along the axial direction of the outer barrel, and one side or two sides of the thickening wall are provided with insertion holes; the first welding wire is inserted into the insertion hole of the first baffle plate; the second welding wire is inserted into the insertion hole of the second baffle; the coil is wound on the outer barrel, and two ends of the coil are respectively welded and fixed with the first welding wire and the second welding wire; the magnetic yoke is integrally formed by a first bending part, a middle part and a second bending part, the first bending part and the second bending part are respectively positioned at two ends of the middle part and are bent along the same direction, so that the first bending part is positioned at the outer side of the first baffle plate, and the second bending part is positioned at the outer side of the second baffle plate, thereby realizing the clamping and fixing with the framework; the iron core assembly is contained in the outer barrel of the framework and comprises a fixed iron core fixedly connected with the magnetic yoke and a movable iron core capable of moving to the fixed iron core under the action of electromagnetic force.

The first welding wire and the second welding wire are arranged on the same side of the thickening wall or are respectively arranged on two sides of the thickening wall.

Preferably, the thickened wall is arranged in the middle of the first baffle and the second baffle, and the width of the thickened wall is half of that of the first baffle or the second baffle.

The length of the first welding wire and the second welding wire extending out of the framework is 3-6 mm.

Preferably, the first bending part and the second bending part are L-shaped, and one side of the L-shaped is abutted with the thickened wall.

In another embodiment, the first bending portion and the second bending portion are U-shaped, and two sides of the U-shaped are respectively abutted against two sides of the thickened wall.

Preferably, the first welding wire and the second welding wire are square wires, and the insertion hole is a circular hole.

Due to the adoption of the structure, the utility model has the following beneficial effects: the thickened wall is arranged on the framework, so that the strength of a welding wire insertion hole can be ensured, the number of turns of the coil which can be wound is large in a small-size circuit breaker space, and the welding wire can be installed according to the requirement, so that the lead wires are led out from the welding coil in different directions, the lead wires are led out in different directions, different assembling wiring requirements are met, the use is more convenient, and the novel welding wire winding framework is particularly suitable for Internet of things circuit breakers and leakage circuit breakers.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic view of fig. 1 taken along direction a.

Fig. 3 is a schematic sectional view B-B of fig. 2.

Fig. 4 is a left side view of fig. 3 (the first and second bent portions are L-shaped).

Fig. 5 is a schematic view of the first bending portion and the second bending portion being U-shaped.

Fig. 6 is a schematic view of another mounting of the yoke.

Fig. 7 is a schematic structural view of the skeleton.

Fig. 8 is a schematic diagram of a coil outlet.

Fig. 9 is a schematic diagram of another coil outlet mode.

Description of the main symbols:

1: framework, 11: outer cylinder, 12: first baffle, 13: second baffle, 14: thickened wall, 15: insertion hole, 2: coil, 3: yoke, 31: first bent portion, 32: intermediate portion, 33: second bent portion, 4: iron core assembly, 41: fixed core, 42: movable iron core, 5: first welding wire, 6: a second welding wire.

Detailed Description

In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 4, the present invention discloses a trip electromagnet suitable for an internet of things breaker and a residual current circuit breaker, including: skeleton 1, coil 2, yoke 3, iron core subassembly 4, first welding wire 5 and second welding wire 6.

Referring to fig. 7, the framework 1 of the trip electromagnet includes an outer cylinder 11, a first baffle 12, and a second baffle 13. The first baffle 12 and the second baffle 13 are respectively arranged at two sides of the outer cylinder 11. The first shutter 12 and the second shutter 13 are each provided with a thickening wall 14 in the axial direction (Z direction in fig. 7) of the outer cylinder 11, and one side or both sides of the thickening wall 14 are provided with insertion holes 15. The thickening wall 14 is provided in the middle of the first baffle plate 12 and the second baffle plate 13, and the width W1 of the thickening wall 14 is half of the width W of the first baffle plate 12 or the second baffle plate 13. In the present embodiment, insertion holes are provided on both sides (e.g., the C side and the D side in fig. 4 and 7) of the thickening wall 14.

The first welding wire 5 is inserted into the insertion hole 15 of the first shutter 12. The second welding wire 6 is inserted into the insertion hole 15 of the second shutter 13. As shown in FIG. 9, the length L of the extended skeleton parts of the first welding wire 5 and the second welding wire 6 is 3-6 mm. Depending on the direction of the outgoing wire, the first welding wire 5 and the second welding wire 6 may be disposed on the same side of the thickening wall 14, as shown in fig. 8. Alternatively, the first wire 5 and the second wire 6 are provided on both sides of the thickening wall 14, as shown in fig. 9. The coil 2 is wound on the outer cylinder 11, and two ends of the coil 2 are respectively welded and fixed with the first welding wire 5 and the second welding wire 6. In this embodiment, the first welding wire 5 and the second welding wire 6 are square wires, that is, the first welding wire 5 and the second welding wire 6 are square cylinders, the insertion hole 15 is a circular hole, and the square cylinders are inserted into the circular hole to be in interference fit, so that the first welding wire 5 and the second welding wire 6 are tightly fixed in the insertion hole 15.

The yoke 3 is integrally formed of the first bent portion 31, the intermediate portion 32, and the second bent portion 33. The first bending portion 31 and the second bending portion 33 are respectively located at two ends of the middle portion 32 and are bent along the same direction, so that the first bending portion 31 is located at the outer side of the first baffle 12, and the second bending portion 33 is located at the outer side of the second baffle 13, thereby achieving the fastening with the framework 1. The electromagnet can be installed with the magnet yoke 3 in two ways, one way is shown in fig. 1, and the other way is shown in fig. 6, and the electromagnet is embedded into a small-space internet-of-things breaker or a leakage breaker shell through different installation ways, so that flexible arrangement is realized.

As shown in fig. 4, in the present embodiment, the first bent portion 31 and the second bent portion 33 of the yoke 3 are L-shaped, and one side of the L-shape abuts against the thickened wall 14, in which case the intermediate portion 32 covers both surfaces of the first baffle plate 12 or the second baffle plate 13. As shown in fig. 5, in another embodiment, the first bent portion 31 and the second bent portion 33 are U-shaped, and both sides of the U-shape are respectively in contact with both sides of the thickening wall 14, and in this case, the intermediate portion 32 is coated on three surfaces of the first baffle plate 12 or the second baffle plate 13.

As shown in fig. 3, the core assembly 4 is accommodated in the outer cylinder 11 of the frame 1, and the core assembly 4 includes a fixed core 41 and a movable core 42. The fixed iron core 41 is fixedly connected with the magnetic yoke 3, and the movable iron core 42 can move to be attracted with the fixed iron core 41 under the action of electromagnetic force.

In conclusion, the strength of the utility model is high, the framework 1 and the magnetic yoke 3 can be installed in two ways, the thickened wall 14 on the framework 1 can be inserted with welding wires for wiring welding from two directions, the installation is convenient, and the applicability is strong.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.

Claims

1. Tripping electromagnet suitable for thing networking circuit breaker and electric leakage circuit breaker, its characterized in that includes:

the frame comprises an outer barrel, a first baffle and a second baffle, wherein the first baffle and the second baffle are respectively arranged on two sides of the outer barrel, the first baffle and the second baffle are respectively provided with a thickening wall along the axial direction of the outer barrel, and one side or two sides of the thickening wall are provided with insertion holes;

the first welding wire is inserted into the insertion hole of the first baffle plate;

the second welding wire is inserted into the insertion hole of the second baffle;

the coil is wound on the outer cylinder body, and two ends of the coil are respectively welded and fixed with the first welding wire and the second welding wire;

the magnetic yoke is integrally formed by a first bending part, a middle part and a second bending part, the first bending part and the second bending part are respectively positioned at two ends of the middle part and are bent along the same direction, so that the first bending part is positioned at the outer side of the first baffle plate, and the second bending part is positioned at the outer side of the second baffle plate, thereby realizing the clamping and fixing with the framework;

the iron core assembly is contained in the outer barrel of the framework and comprises a fixed iron core fixedly connected with the magnetic yoke and a movable iron core capable of moving to the fixed iron core under the action of electromagnetic force.

2. The trip electromagnet suitable for the internet of things breaker and the residual current circuit breaker of claim 1, wherein: the first welding wire and the second welding wire are arranged on the same side of the thickening wall or are respectively arranged on two sides of the thickening wall.

3. The trip electromagnet suitable for the internet of things breaker and the residual current circuit breaker of claim 1, wherein: the thickened wall is arranged in the middle of the first baffle and the second baffle, and the width of the thickened wall is half of the width of the first baffle or the second baffle.

4. The trip electromagnet suitable for the internet of things breaker and the residual current circuit breaker of claim 1, wherein: the length of the first welding wire and the second welding wire extending out of the framework is 3-6 mm.

5. The trip electromagnet suitable for the internet of things circuit breaker and the residual current circuit breaker of claim 1, wherein: the first bending part and the second bending part are L-shaped, and one side of the L-shaped is abutted to the thickened wall.

6. The trip electromagnet suitable for the internet of things breaker and the residual current circuit breaker of claim 1, wherein: the first bending part and the second bending part are U-shaped, and two sides of the U-shaped are respectively abutted to two sides of the thickened wall.

7. The trip electromagnet suitable for the internet of things breaker and the residual current circuit breaker of claim 1, wherein: the first welding wire and the second welding wire are square wires, and the insertion holes are round holes.