CN219610316U - Simple processing alternating current contactor iron core - Google Patents

Abstract

The utility model discloses an alternating current contactor iron core with simple processing, which comprises at least six silicon steel sheets, wherein at least six silicon steel sheets are fixedly connected through three connecting rods, one end of each connecting rod is fixedly provided with a stop block, the other end of each connecting rod is rotationally connected with a limiting block, a through hole for one end of each connecting rod to pass through is formed in each silicon steel sheet, a U-shaped lug is arranged on one side of each silicon steel sheet, a notch for the adjacent lug to enter is formed in the other side of each silicon steel sheet, and each silicon steel sheet comprises a silicon steel layer, a nitride layer and a waterproof paint layer; according to the utility model, at least six silicon steel sheets are stacked through the convex blocks according to actual production requirements during processing of the iron core, and the stacked silicon steel sheets are connected and fixed through the connecting rods, so that the iron core is not required to be riveted by using rivet equipment, and the die manufacturing cost and the die maintenance cost for rivet processing are reduced to a certain extent.

Description

Simple processing alternating current contactor iron core

Technical Field

The utility model relates to the technical field of alternating-current contactor iron cores, in particular to an alternating-current contactor iron core which is simple to process.

Background

In order to reduce energy loss and temperature rise caused by eddy current and hysteresis loss of the alternating current contactor, the iron core and the armature are stacked by silicon steel sheets; the coil is wound on the framework to be flat and thick and isolated from the iron core, so that the heat dissipation of the iron core and the coil is facilitated, the main function of the alternating current contactor iron core is to increase magnetic flux, the energized coil is wound on the iron core to enable the two ends of the iron core to generate magnetic fields, and the contact device is adsorbed, so that the effect of controlling a circuit is achieved; however, the existing iron core is formed by mutually connecting and fixing silicon steel sheets, the iron core is fastened by rivets through superposition of the silicon steel sheets in the processing process, the structure is complex, the die cost in the processing process is increased, and the surface of the iron core is rusted after long-time use, so that the service life of the iron core is influenced, and therefore, the iron core of the alternating current contactor with simple processing needs to be provided.

Disclosure of Invention

The utility model aims to provide an alternating current contactor iron core which is simple to process, and the problems that the iron core is overlapped by silicon steel sheets and fastened by rivets in the processing process, the structure is complex, the die cost in the processing process is increased, the surface of the iron core is rusted after long-time use, and the service life of the iron core is influenced can be solved by the working principle of the alternating current contactor.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a simple alternating current contactor iron core of processing, includes six at least silicon steel sheets, at least six the silicon steel sheets is fixed through three connecting rod connection, the one end of connecting rod is fixed with the dog, the other end of connecting rod rotates and is connected with the stopper, set up the through-hole that supplies the one end of connecting rod to pass on the silicon steel sheet, one side of silicon steel sheet is provided with the lug of U-shaped, the breach that supplies adjacent lug to get into is seted up to the opposite side of silicon steel sheet, the silicon steel sheet includes silicon steel layer, nitride layer and waterproof paint layer.

Preferably, the silicon steel sheet comprises a supporting part, a first protruding part and two second protruding parts, wherein the first protruding part and the second protruding parts are positioned on one side of the supporting part, the two second protruding parts are respectively positioned at two ends of the supporting part, and the first protruding part is positioned between the two second protruding parts.

Preferably, the first protruding portion and the second protruding portion are arranged in the same shape, and the first protruding portion and the second protruding portion are arranged in parallel.

Preferably, the bump is located at one side of the supporting portion, two of the through holes are located at two ends of the supporting portion, and the other through hole is located at one end of the first protruding portion.

Preferably, the end of stopper is fixed with the connecting block, the lateral wall symmetry of connecting block is provided with two round bars, the recess that supplies the one end male of connecting block has been seted up to the other end of connecting rod, the one end of round bar is rotated with the lateral wall of recess through damping bearing and is connected.

Preferably, the nitriding layer is positioned on the outer wall of the silicon steel layer, and the waterproof paint layer is positioned on the outer wall of the nitriding layer.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, at least six silicon steel sheets are connected and fixed through the connecting rod, one end of the connecting rod is fixedly provided with the stop block, the other end of the connecting rod is rotationally connected with the stop block, one side of the silicon steel sheet is provided with the U-shaped protruding block, the other side of the silicon steel sheet is provided with the notch for the adjacent protruding block to enter, when the iron core is processed, the at least six silicon steel sheets are stacked through the protruding block according to actual production requirements, the stacked silicon steel sheets are connected and fixed through the connecting rod, the rivet processing of the iron core is not required by using rivet equipment, and the die manufacturing cost and the die maintenance cost of the rivet processing are reduced to a certain extent.

2. The silicon steel sheet consists of the silicon steel layer, the nitriding layer and the waterproof paint layer, wherein the nitriding layer is positioned on the outer wall of the silicon steel layer, the waterproof paint layer is positioned on the outer wall of the nitriding layer, the silicon steel sheet is protected from being interfered by external environments through the nitriding layer and the waterproof paint layer on the surface of the silicon steel layer, corrosion on the surface of the silicon steel layer is reduced, and the service life of the iron core is prolonged to a certain extent.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of a silicon steel sheet according to the present utility model;

FIG. 3 is a schematic side view of a silicon steel sheet according to the present utility model;

FIG. 4 is a schematic view of a stopper according to the present utility model;

fig. 5 is a schematic view of the stacked silicon steel sheet of the present utility model.

In the figure: 1. a silicon steel sheet; 2. a connecting rod; 3. a stop block; 4. a limiting block; 5. a bump; 6. a first boss; 7. a second protruding portion; 8. a support part; 9. a through hole; 10. a notch; 11. a connecting block; 12. a round bar; 13. damping bearings; 14. a groove; 15. a silicon steel layer; 16. a nitriding layer; 17. a waterproof paint layer.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a simple alternating current contactor iron core of processing, including six at least silicon steel sheets 1, six at least silicon steel sheets 1 are connected fixedly through three connecting rod 2, the one end of connecting rod 2 is fixed with dog 3, the other end of connecting rod 2 rotates and is connected with stopper 4, the end of stopper 4 is fixed with connecting block 11, the lateral wall symmetry of connecting block 11 is provided with two round bars 12, the recess 14 that supplies the one end of connecting block 11 to insert is seted up to the other end of connecting rod 2, the one end of round bar 12 is connected with the lateral wall rotation of recess 14 through damping bearing 13, the diameter of stopper 4 is less than the diameter of connecting rod 2, be convenient for connecting rod 2 drive stopper 4 pass through hole 9, through rotatory stopper 4, make stopper 4 and connecting rod 2 be perpendicular setting for spacing a plurality of silicon steel sheets 1, avoid the silicon steel sheet 1 after the stack to appear scattering;

the silicon steel sheet 1 is provided with a through hole 9 for one end of the connecting rod 2 to pass through, one side of the silicon steel sheet 1 is provided with a U-shaped protruding block 5, the other side of the silicon steel sheet 1 is provided with a notch 10 for the adjacent protruding block 5 to enter, the silicon steel sheet 1 comprises a supporting part 8, a first protruding part 6 and two second protruding parts 7, the first protruding part 6 and the second protruding parts 7 are respectively positioned at one side of the supporting part 8, the two second protruding parts 7 are respectively positioned at two ends of the supporting part 8, the first protruding part 6 is positioned between the two second protruding parts 7, the protruding block 5 is used for limiting the stacking of the adjacent two silicon steel sheets 1, so that the through holes 9 on the stacked silicon steel sheets 1 are aligned, and the connecting rod 2 is convenient to install;

the first bulge part 6 and the second bulge part 7 are arranged in the same shape, and the first bulge part 6 and the second bulge part 7 are arranged in parallel; the bump 5 is positioned at one side of the supporting part 8, two through holes 9 are positioned at two ends of the supporting part 8, the other through hole 9 is positioned at one end of the first protruding part 6, and the stacked silicon steel sheets 1 are limited through three connecting rods 2, so that the stacked silicon steel sheets 1 are prevented from shifting;

the silicon steel sheet 1 comprises a silicon steel layer 15, a nitriding layer 16 and a waterproof paint layer 17, wherein the nitriding layer 16 is positioned on the outer wall of the silicon steel layer 15, the waterproof paint layer 17 is positioned on the outer wall of the nitriding layer 16, the nitriding layer 16 is a chemical heat treatment process for enabling nitrogen atoms in a certain medium to permeate into the surface layer of a workpiece at a certain temperature, and a nitrided product has the characteristics of excellent wear resistance, fatigue resistance, corrosion resistance and high temperature resistance, and the waterproof paint layer 17 is used for blocking the interference of the external environment and reducing the damage to the surface of the nitriding layer 16.

Working principle: when the iron core is processed, at least six silicon steel sheets 1 are stacked through the convex blocks 5 according to actual production requirements, the stacked silicon steel sheets 1 are connected and fixed through the connecting rods 2, the connecting rods 2 with different numbers can be installed according to the actual production requirements, the iron core is not required to be rivet processed by rivet equipment, and the die manufacturing cost and the die maintenance cost of rivet processing are reduced to a certain extent; and the nitriding layer 16 and the waterproof paint layer 17 on the surface of the silicon steel layer 15 are used for protecting the silicon steel sheet 1 from being interfered by external environments, so that the corrosion on the surface of the silicon steel layer 15 is reduced, and the service life of the iron core is prolonged to a certain extent.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. An ac contactor iron core with simple processing, comprising at least six silicon steel sheets (1), characterized in that: at least six silicon steel sheet (1) is fixed through three connecting rod (2) connection, the one end of connecting rod (2) is fixed with dog (3), the other end of connecting rod (2) rotates and is connected with stopper (4), set up through-hole (9) that supply the one end of connecting rod (2) to pass on silicon steel sheet (1), one side of silicon steel sheet (1) is provided with lug (5) of U-shaped, breach (10) that supply adjacent lug (5) got into are seted up to the opposite side of silicon steel sheet (1), silicon steel sheet (1) include silicon steel layer (15), nitride layer (16) and waterproof paint layer (17).

2. A simple to process ac contactor core as in claim 1, wherein: the silicon steel sheet (1) comprises a supporting part (8), a first protruding part (6) and two second protruding parts (7), wherein the first protruding part (6) and the second protruding parts (7) are all positioned on one side of the supporting part (8), the two second protruding parts (7) are respectively positioned at two ends of the supporting part (8), and the first protruding part (6) is positioned between the two second protruding parts (7).

3. A simple to process ac contactor core as in claim 2, wherein: the first protruding portion (6) and the second protruding portion (7) are arranged in the same shape, and the first protruding portion (6) and the second protruding portion (7) are arranged in parallel.

4. A simple to process ac contactor core as recited in claim 3, wherein: the lug (5) is positioned on one side of the supporting part (8), two through holes (9) are positioned at two ends of the supporting part (8), and the other through hole (9) is positioned at one end of the first protruding part (6).

5. The simple to process ac contactor core as recited in claim 4, wherein: the end of stopper (4) is fixed with connecting block (11), the lateral wall symmetry of connecting block (11) is provided with two round bars (12), recess (14) that supply the one end male of connecting block (11) are seted up to the other end of connecting rod (2), the lateral wall rotation of one end of round bar (12) and recess (14) is connected through damping bearing (13).

6. A simple to process ac contactor core according to any of claims 1-5, wherein: the nitriding layer (16) is positioned on the outer wall of the silicon steel layer (15), and the waterproof paint layer (17) is positioned on the outer wall of the nitriding layer (16).