CN202602413U

CN202602413U - Circuit protection device for permanent-magnet synchronous dewatering pump motor

Info

Publication number: CN202602413U
Application number: CN 201220152492
Authority: CN
Inventors: 苏春文; 曾赛明; 赵殿合; 邵韦
Original assignee: CHANGZHOU LEILI ELECTRICAL EQUIPMENT Co Ltd
Current assignee: CHANGZHOU LEILI ELECTRICAL EQUIPMENT Co Ltd
Priority date: 2012-04-11
Filing date: 2012-04-11
Publication date: 2012-12-12
Anticipated expiration: 2022-04-11

Abstract

The utility model discloses a circuit protection device for a permanent-magnet synchronous dewatering pump motor. The circuit protection device comprises a first coil, a second coil, a coil frame, a protector, a power live-line terminal and a zero-line terminal. The first coil and the second coil are wound on the coil frame by two wires, respectively. The protector, the power live-line terminal and the zero-line terminal are all fixed on the coil frame. Two ends of the first coil are connected with the live-line terminal and a first pin of the protector, respectively. Two ends of the second coil are connected with the zero-line terminal and a second pin of the protector, respectively. In the utility model, the first coil and the second coil are respectively wound on the coil frame by the two wires and therefore can be wound simultaneously. The circuit protection device is simple and reasonable in structure, high in winding speed and high in production efficiency, with the production cost being effectively reduced.

Description

A kind of circuit protection device of permanent-magnet synchronous draining pump motor

Technical field

The utility model relates to a kind of circuit protection device of permanent-magnet synchronous draining pump motor.

Background technology

The existing circuit protection device that is used for the permanent-magnet synchronous draining pump motor on the household electrical appliance such as washing machine, dishwasher; Comprise two coils, coil rack, protector, fire line terminal and zero terminals; The circuit protection device of this miniature draining pump is by separately successively series connection and form two coils on the coil rack respectively of single line; Exist the structural manufacturing process complicacy, shortcoming such as manufacturing cost is high, and efficient is low.

The utility model content

The utility model technical problem to be solved provides a kind of circuit protection device of simple in structure, production efficiency is high, cost is low permanent-magnet synchronous draining pump motor.

In order to solve the problems of the technologies described above, the technical scheme that the utility model provided is: a kind of circuit protection device of permanent-magnet synchronous draining pump motor comprises first coil, second coil, coil rack, protector, power firestreak terminal and zero terminal; Said first coil and second coil adopt two leads to be wrapped on the coil rack respectively; Said protector, power firestreak terminal and zero terminal all are fixed on the coil rack; The two ends of said first coil connect first pin of fire line terminal and protector respectively; The two ends of said second coil connect second pin of zero terminal and protector respectively.

Said first coil and the second coil left-right symmetric are respectively on coil rack.

Said first coil and second coil adopt copper enamelled wire latter's aluminium enamel-covered wire or copper-clad aluminum conductor enamelled wire.

Said fire line terminal is identical with the structure of zero terminal.

Said first coil, second coil are connected with protector, and first coil, second coil respectively with all adopt spot welding, soldering or directly extruding contact being connected of fire line terminal and zero terminal.

A kind of circuit protection device of permanent-magnet synchronous draining pump motor also comprises first plastic containers; Said first coil, second coil, coil rack, fire line terminal and zero terminal, and the coupling part of first coil, second coil and protector all is sealed in first plastic containers by plastic.

A kind of circuit protection device of permanent-magnet synchronous draining pump motor also comprises second plastic containers; Said protector is sealed in second plastic containers by plastic.

After having adopted technique scheme; The utlity model has following beneficial effect: first coil of the utility model and second coil adopt two leads to be wrapped on the coil rack respectively; Therefore the coiling of first coil and second coil can be carried out simultaneously, and simple and reasonable, threading speed is fast; Production efficiency is high, effectively reduces production cost.

Description of drawings

For the content that makes the utility model is expressly understood more easily,, the utility model is done further detailed explanation, wherein below according to specific embodiment and combine accompanying drawing

Fig. 1 is the structural representation of the utility model.

Fig. 2 removes the structural representation of first plastic containers and second plastic containers for the utility model.

Fig. 3 is that the circuit of the utility model connects sketch map.

Label in the accompanying drawing is:

First coil 1, second coil 2, coil rack 3, protector 4, first pin 41, second pin 42, power firestreak terminal 5, zero terminal 6, first plastic containers 7, second plastic containers 8.

Embodiment

(embodiment 1)

See Fig. 1 to Fig. 3, the circuit protection device of the permanent-magnet synchronous draining pump motor of present embodiment comprises first coil 1, second coil 2, coil rack 3, protector 4, power firestreak terminal 5, zero terminal 6, first plastic containers 7 and second plastic containers 8.

First coil 1 and second coil 2 adopt two leads to be wrapped in respectively on the coil rack 3, and are symmetrical distribution.Protector 4, power firestreak terminal 5 and zero terminal 6 all are fixed on the coil rack 3.The two ends of first coil 1 connect first pin 41 of fire line terminal 5 and protector 4 respectively; The two ends of said second coil 2 connect second pin 42 of zero terminal 6 and protector 4 respectively.First coil 1, second coil 2, coil rack 3, fire line terminal 5 and zero terminal 6, and first coil 1, second coil 2 all are sealed in first plastic containers 7 by plastic with the coupling part of protector 4.Protector 4 is sealed in second plastic containers 8 by plastic.

First coil 1 and second coil 2 adopt copper enamelled wire latter's aluminium enamel-covered wire or copper-clad aluminum conductor enamelled wire.Fire line terminal 5 is identical with the structure of zero terminal 6.First coil 1, second coil 2 are connected with protector 4, and first coil 1, second coil 2 respectively with all adopt spot welding, soldering or directly extruding contact being connected of fire line terminal 5 and zero terminal 6.

The coiling of first coil 1 and second coil 2 can be carried out simultaneously, and simple and reasonable, threading speed is fast, and production efficiency is high, effectively reduces production cost.

Above-described specific embodiment; Purpose, technical scheme and beneficial effect to the utility model have carried out further explain, it should be understood that the above is merely the specific embodiment of the utility model; Be not limited to the utility model; All within the spirit and principle of the utility model, any modification of being made, be equal to replacement, improvement etc., all should be included within the protection range of the utility model.

Claims

1. the circuit protection device of a permanent-magnet synchronous draining pump motor is characterized in that: comprise first coil (1), second coil (2), coil rack (3), protector (4), power firestreak terminal (5) and zero terminal (6); Said first coil (1) and second coil (2) adopt two leads to be wrapped in respectively on the coil rack (3); Said protector (4), power firestreak terminal (5) and zero terminal (6) all are fixed on the coil rack (3); The two ends of said first coil (1) connect first pin (41) of fire line terminal (5) and protector (4) respectively; The two ends of said second coil (2) connect second pin (42) of zero terminal (6) and protector (4) respectively.

2. the circuit protection device of a kind of permanent-magnet synchronous draining pump motor according to claim 1 is characterized in that: said first coil (1) and second coil (2) left-right symmetric are respectively on coil rack (3).

3. the circuit protection device of a kind of permanent-magnet synchronous draining pump motor according to claim 1 is characterized in that: said first coil (1) and second coil (2) adopt copper enamelled wire latter's aluminium enamel-covered wire or copper-clad aluminum conductor enamelled wire.

4. the circuit protection device of a kind of permanent-magnet synchronous draining pump motor according to claim 1 is characterized in that: said fire line terminal (5) is identical with the structure of zero terminal (6).

5. the circuit protection device of a kind of permanent-magnet synchronous draining pump motor according to claim 1; It is characterized in that: said first coil (1), second coil (2) are connected with protector (4), and first coil (1), second coil (2) respectively with all adopt fire line terminal (5) and being connected of zero terminal (6) spot welding, soldering or directly extruding contact.

6. the circuit protection device of a kind of permanent-magnet synchronous draining pump motor according to claim 1 is characterized in that: also comprise first plastic containers (7); Said first coil (1), second coil (2), coil rack (3), fire line terminal (5) and zero terminal (6), and the coupling part of first coil (1), second coil (2) and protector (4) all is sealed in first plastic containers (7) by plastic.

7. according to the circuit protection device of the described a kind of permanent-magnet synchronous draining pump motor of one of claim 1 to 6, it is characterized in that: also comprise second plastic containers (8); Said protector (4) is sealed in second plastic containers (8) by plastic.