CN213401055U - Leakage circuit breaker with adjustable characteristics - Google Patents
Leakage circuit breaker with adjustable characteristics Download PDFInfo
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- CN213401055U CN213401055U CN202022816669.1U CN202022816669U CN213401055U CN 213401055 U CN213401055 U CN 213401055U CN 202022816669 U CN202022816669 U CN 202022816669U CN 213401055 U CN213401055 U CN 213401055U
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- armature
- support piece
- iron core
- swinging
- circuit breaker
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Abstract
The utility model relates to an adjustable electric leakage circuit breaker of characteristic. The to-be-solved technical problem of the utility model is to provide an adjustable electric leakage circuit breaker of characteristic of simple structure, action are reliable. The utility model discloses a technical scheme including tripping system, operating system, arc extinguishing system and contact device, operating system includes the swinging arms, and tripping system includes bimetallic strip, iron core, external piece, first support piece, second support piece and armature, and the iron core cover is established on the external piece, and the iron core is U type structure, and it includes the iron core lateral part, first support piece with the second support piece is fixed on the iron core lateral part, be equipped with the armature mounting hole on the first support piece, be equipped with armature on the second support piece and hang the interface, first support piece and second support piece upper end all are equipped with the spring mounting board, be equipped with the first hole of spring mounting on the spring mounting board. The utility model has the advantages that: the armature iron has firm structure and reliable action, and the air gap can be flexibly adjusted by the sharp-nose pliers, so that the flexibility of the product is improved.
Description
Technical Field
The utility model relates to a residual current circuit breaker technical field, concretely relates to adjustable residual current circuit breaker of characteristic.
Background
The leakage circuit breaker is used for providing indirect contact protection for the electric shock of a person with fatal danger and preventing disasters such as fire disasters caused by insulation damage of electrical equipment. The residual current circuit breaker comprises a contact system, a tripping system, an operating system, an arc extinguishing system and the like. In actual production process, in order to make the electric leakage circuit breaker who dispatches from the factory possess the short-circuit protection function, need dispatch from the factory and detect, ensure that operating device and the air gap of the armature in the tripping system reach the requirement, traditional armature does not possess regulatory function, consequently when the product of assembly, the air gap is not conform to when requiring, must change this spare part again, and this kind of mode leads to the product to need doing over again, wastes time and energy to lead to production efficiency to descend, improved the bulk cost of product.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the to-be-solved technical problem of the present invention is to provide an adjustable leakage circuit breaker with characteristics of simple structure and reliable action.
The utility model discloses technical scheme that adjustable electric leakage circuit breaker of characteristic adopted, including tripping system, with tripping system matched with operating system, arc extinguishing system and contact device, operating system includes the swinging arms, tripping system includes bimetallic strip, iron core, external member, first support piece, second support piece and armature, its characterized in that the iron core cover is established on the external member, the iron core is U type structure, and it includes the iron core lateral part, first support piece and the second support piece are fixed on the iron core lateral part, be equipped with the armature mounting hole on the first support piece, be equipped with armature hanging interface on the second support piece, first support piece and second support piece upper end all are equipped with the spring mounting panel, be equipped with the first hole of spring mounting on the spring mounting panel;
the armature is sequentially bent to form an armature lower seat and an armature upper seat, the upper end of the armature upper seat is bent to form an armature first swinging part and an armature second swinging part, and the armature first swinging part is sequentially bent to form an armature supporting part, an armature adjustable part and an armature hanging part;
the first swing portion of armature with the second swing portion of armature all be equipped with the armature mounting hole with the corresponding armature location lug of interface is hung to the armature, be equipped with the spring mounting second hole on the armature portion of hanging, the first hole of spring mounting with be connected with the spring between the spring mounting second hole, the first swing portion of armature and armature supporting part lateral part are equipped with the side boss, still be equipped with the strengthening rib on the armature supporting part, the adjustable portion of armature accessible sharp-nosed pliers toggle adjust its with air gap between the swinging arms.
And second positioning lugs are arranged at two ends of the lower armature seat, and the lower armature seat and the upper armature seat are respectively provided with an armature convex hull.
Arc transition grooves are arranged on two sides of the armature positioning lug.
And a spring positioning arc opening is arranged on the armature hanging part.
The armature positioning lug of the first armature swinging portion is arranged in the armature hanging port, and the armature positioning lug of the second armature swinging portion is arranged in the armature mounting hole.
The first support piece and the second support piece are fixed on the iron core side part through rivets, and the lower end of the iron core side part is provided with an iron core positioning pin formed by outward bending.
The utility model discloses adjustable electric leakage circuit breaker of characteristic's advantage lies in: the armature structure is firm, the action is reliable, the air gap is adjusted in a flexible way through the sharp-nose pliers, the problem that the air gap of a product does not reach the standard and the part is replaced due to reworking of the product is perfectly solved, time and labor are saved, the production cost is reduced, and the flexibility of the product is improved.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is an internal structure diagram of the leakage circuit breaker with adjustable characteristics of the present invention;
fig. 2 is a schematic structural diagram of the tripping system of the present invention;
fig. 3 is a schematic view of the assembly of the first bracket piece, the second bracket piece and the armature of the present invention;
fig. 4 is a schematic structural view of the armature of the present invention;
fig. 5 is a schematic diagram of the iron core structure of the present invention;
fig. 6 is a schematic diagram of the structure of the operating system of the present invention.
Detailed Description
As shown in fig. 1-6, the leakage breaker with adjustable characteristics of the present invention comprises a tripping system 1, an operating system 2 cooperating with the tripping system 1, an arc extinguishing system 3 and a contact device 4, the operating system 2 comprises a swing rod 12, the tripping system 1 comprises a bimetallic strip 6, an iron core 7, an external piece 5, a first bracket piece 8, a second bracket piece 9 and an armature 10, the iron core 7 is sleeved on the external piece 5, the iron core 7 is of a U-shaped structure, which comprises an iron core side part 11, the first bracket piece 8 and the second bracket piece 9 are fixed on the iron core side part 11, the first bracket piece 8 is provided with an armature mounting hole 13, the second bracket piece 9 is provided with an armature hanging interface 14, first support piece 8 with second support piece 9 upper end all is equipped with spring mounting panel 15, be equipped with the first hole of spring mounting 16 on the spring mounting panel 15.
The armature 10 is sequentially bent to form an armature lower seat 20 and an armature upper seat 21, the upper end of the armature upper seat 21 is bent to form an armature first swinging part 22 and an armature second swinging part 26, and the armature first swinging part 22 is sequentially bent to form an armature supporting part 23, an armature adjustable part 24 and an armature hanging part 25; the first swing portion 22 of armature with armature second swing portion 26 all be equipped with armature mounting hole 13 with the corresponding armature location lug 17 of interface 14 is hung to armature, be equipped with spring mounting second hole 19 on the armature portion of hanging 25, the first hole 16 of spring mounting with be connected with the spring between the spring mounting second hole 19, the first swing portion 22 of armature and armature supporting part 23 lateral part are equipped with side reinforcing block 32, still be equipped with strengthening rib 33 on the armature supporting part 23, armature adjustable portion 24 accessible sharp-nosed pliers toggle adjust its with air gap between the swinging arms 12, armature sound construction, action are reliable, and the air gap is adjusted in a flexible way to accessible sharp-nosed pliers, and perfect solution product air gap is not up to standard leads to the problem, labour saving and time saving, reduction in production cost, the flexibility that changes spare part of product reworking.
The two ends of the armature lower seat 20 are provided with second positioning convex blocks 18, and the armature lower seat 20 and the armature upper seat 21 are both provided with armature convex hulls 34.
The armature hanging part 25 is provided with a spring positioning arc opening 30, so that the positioning is accurate, and the spring is prevented from shaking in the working process.
The armature positioning projection 17 of the first armature swinging portion 22 is arranged in the armature hanging port 14, and the armature positioning projection 17 of the second armature swinging portion 26 is arranged in the armature mounting hole 13, so that the installation is convenient.
The first support piece 8 and the second support piece 9 are fixed on the iron core side part 11 through rivets 37, and an iron core positioning pin 38 formed by bending outwards is arranged at the lower end of the iron core side part 11, so that the positioning is accurate.
The above description is only for the preferred embodiment of the present invention and should not be construed as limiting the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention are all included within the protection scope of the present invention.
Claims (6)
1. The utility model provides an adjustable electric leakage circuit breaker of characteristic, including trip system (1), with trip system (1) matched with operating system (2), arc extinguishing system (3) and contact means (4), operating system (2) include swinging arms (12), trip system (1) includes bimetallic strip (6), iron core (7), external piece (5), first support piece (8), second support piece (9) and armature (10), its characterized in that: the iron core (7) is sleeved on the external connector (5), the iron core (7) is of a U-shaped structure and comprises an iron core side part (11), the first support piece (8) and the second support piece (9) are fixed on the iron core side part (11), the first support piece (8) is provided with an armature mounting hole (13), the second support piece (9) is provided with an armature hanging interface (14), the upper ends of the first support piece (8) and the second support piece (9) are respectively provided with a spring mounting plate (15), and the spring mounting plate (15) is provided with a spring mounting first hole (16);
the armature (10) is sequentially bent to form an armature lower seat (20) and an armature upper seat (21), the upper end of the armature upper seat (21) is bent to form an armature first swinging part (22) and an armature second swinging part (26), and the armature first swinging part (22) is sequentially bent to form an armature supporting part (23), an armature adjustable part (24) and an armature hanging part (25);
the first armature swinging portion (22) and the second armature swinging portion (26) are provided with armature positioning bumps (17) corresponding to the armature mounting holes (13) and the armature hanging ports (14), the armature hanging portion (25) is provided with spring mounting second holes (19), springs are connected between the spring mounting first holes (16) and the spring mounting second holes (19), side reinforcing blocks (32) are arranged on the lateral portions of the first armature swinging portion (22) and the armature supporting portion (23), reinforcing ribs (33) are further arranged on the armature supporting portion (23), and the armature adjustable portion (24) can be shifted to adjust an air gap between the armature swinging rod (12) and the armature swinging portion through a sharp-nose pliers.
2. Adjustable characteristic residual current circuit breaker according to claim 1, characterized in that: and second positioning convex blocks (18) are arranged at two ends of the armature lower seat (20), and armature convex hulls (34) are arranged on the armature lower seat (20) and the armature upper seat (21).
3. Adjustable characteristic residual current circuit breaker according to claim 1, characterized in that: arc transition grooves (31) are arranged on two sides of the armature positioning lug (17).
4. Adjustable characteristic residual current circuit breaker according to claim 1, characterized in that: and a spring positioning arc opening (30) is arranged on the armature hanging part (25).
5. Adjustable characteristic residual current circuit breaker according to claim 1, characterized in that: the armature positioning lug (17) of the first armature swinging part (22) is arranged in the armature hanging interface (14), and the armature positioning lug (17) of the second armature swinging part (26) is arranged in the armature mounting hole (13).
6. Adjustable characteristic residual current circuit breaker according to claim 1, characterized in that: the first support piece (8) and the second support piece (9) are fixed on the iron core side portion (11) through rivets (37), and iron core positioning feet (38) formed by outwards bending are arranged at the lower end of the iron core side portion (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022816669.1U CN213401055U (en) | 2020-11-30 | 2020-11-30 | Leakage circuit breaker with adjustable characteristics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022816669.1U CN213401055U (en) | 2020-11-30 | 2020-11-30 | Leakage circuit breaker with adjustable characteristics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213401055U true CN213401055U (en) | 2021-06-08 |
Family
ID=76195940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022816669.1U Active CN213401055U (en) | 2020-11-30 | 2020-11-30 | Leakage circuit breaker with adjustable characteristics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213401055U (en) |
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2020
- 2020-11-30 CN CN202022816669.1U patent/CN213401055U/en active Active
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