CN220933978U

CN220933978U - Quick-dismantling contactor iron core of silicon steel sheet

Info

Publication number: CN220933978U
Application number: CN202322432908.7U
Authority: CN
Inventors: 刘德龙
Original assignee: Zhejiang Huayi Iron Core Manufacturing Co ltd; Zhejiang Huazheng Iron Core Group Co ltd
Current assignee: Zhejiang Huayi Iron Core Manufacturing Co ltd; Zhejiang Huazheng Iron Core Group Co ltd
Priority date: 2023-09-08
Filing date: 2023-09-08
Publication date: 2024-05-10
Anticipated expiration: 2033-09-08

Abstract

The utility model relates to the technical field of iron cores, in particular to a silicon steel sheet quick-release contactor iron core which comprises an iron core body, an installation cylinder, a guide mechanism, ejector rods and a driving mechanism, wherein the iron core body is formed by overlapping a plurality of E-shaped silicon steel sheets, the installation cylinder is arranged in the iron core body in a penetrating manner parallel to rivets, two groups of guide mechanisms are symmetrically distributed on the outer peripheral surface of the installation cylinder, the guide mechanism can reciprocate along the radial direction of the installation cylinder, the guide mechanism comprises a plurality of groups of guide assemblies which are axially arranged along the installation cylinder in an array manner, the ejector rods are correspondingly arranged at the top of the guide assemblies and can extend out of the installation cylinder to push the silicon steel sheets, the driving mechanism drives the guide mechanism and the ejector rods to move up and down, and the ejector rods can drive the silicon steel sheets to move, so that the technical problem that the silicon steel sheets are difficult to strip due to lamination precision is solved.

Description

Quick-dismantling contactor iron core of silicon steel sheet

Technical Field

The utility model relates to the technical field of iron cores, in particular to a silicon steel sheet quick-release contactor iron core.

Background

The contactor is an electric appliance which uses a coil to flow current to generate a magnetic field in industrial electricity so as to close a contact to control a load. The contactor is composed of an electromagnetic system (iron core, static iron core, electromagnetic coil) contact system (normally open contact and normally closed contact) and an arc extinguishing device. The principle is that when the electromagnetic coil of the contactor is electrified, a strong magnetic field is generated, so that the static iron core generates electromagnetic attraction armature and drives the touch action, the normally closed contact is opened, and the normally open contact is closed, and the electromagnetic attraction armature and the normally closed contact are linked; when the coil is powered off, the electromagnetic attraction force disappears, the armature is released under the action of the release spring, the contact is restored, the normally closed contact is closed, and the normally open contact is opened.

The utility model patent with the Chinese patent application number 201620310650.0 discloses a contactor iron core, and the technical scheme is as follows: including the iron core body, the iron core body is overlapped by the silicon steel sheet of a plurality of E shape structures and is set up, and the silicon steel sheet passes through the rivet to be fixed, is equipped with a plurality of locating pieces that can imbed in the silicon steel sheet along the rivet axial array on the outer periphery of rivet, and the locating piece slides and sets up on the rivet, is equipped with in the rivet and is used for ejecting first elastic component of locating piece, and the locating piece tip is equipped with the inclined plane. After one of the silicon steel sheets in the iron core body is damaged, the damaged silicon steel sheet is taken down from the iron core body, the rest silicon steel sheet can slide towards the direction of the inclined surface of the positioning block due to the inclined surface arranged on the positioning block, the positioning block can fix the silicon steel sheet and the rivet due to the arrangement of the positioning block, and after one of the silicon steel sheets is damaged, the rest silicon steel sheet cannot shake on the rivet, so that the iron core body does not need to be replaced, the maintenance cost is reduced, and the energy is saved.

However, after a plurality of groups of silicon steel sheets are extruded for a long time, the silicon steel sheets are tightly adhered, and once damaged and needs to be replaced, the silicon steel sheets are difficult to push and peel.

Disclosure of utility model

According to the quick-dismantling type silicon steel sheet contactor iron core, the mounting holes are formed in the silicon steel sheet, the inclined planes are formed by chamfering the two sides of the mounting holes, the mounting cylinder is arranged in the mounting area formed by the mounting holes in a penetrating mode, the plurality of guide assemblies are arranged on the outer circumferential surface of the mounting cylinder along the axial direction of the mounting cylinder in an array mode, the top ends of the guide assemblies are provided with the ejector rods, the ejector rods move upwards to abut against the inclined planes under the action of the driving assemblies, and then the silicon steel sheet can be driven to move, and the technical problem that the silicon steel sheet is difficult to strip due to accurate lamination is solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a silicon steel sheet quick detach formula contactor iron core, includes the iron core body, the iron core body is overlapped by the silicon steel sheet of a plurality of E shape structures and is set up, the silicon steel sheet passes through rivet fastening, its characterized in that still includes a mounting cylinder, guiding mechanism, ejector pin and actuating mechanism, the mounting cylinder is on a parallel with the rivet wears to establish in the iron core body, two sets of guiding mechanism symmetric distribution is in the outer peripheral face of mounting cylinder, guiding mechanism can be followed mounting cylinder radial reciprocating movement, guiding mechanism includes a plurality of sets of edges guiding component that mounting cylinder axial array was arranged, a plurality of the ejector pin corresponds the setting and can stretch out the top of guiding component the mounting cylinder promotes the silicon steel sheet, actuating mechanism drives guiding mechanism with the ejector pin reciprocates.

As an improvement, the silicon steel sheet is provided with mounting holes, a plurality of groups of mounting holes on the silicon steel sheet form a mounting area, chamfer angles on two sides of the mounting holes are respectively provided with inclined planes, and the inclined planes are in abutting arrangement with the ejector rod.

As improvement, the thickness of the ejector rod is alpha, the opposite horizontal distance of the inclined plane is beta, alpha is smaller than beta, and the two side surfaces of the ejector rod are not beyond the opposite horizontal distance range of the inclined plane.

As an improvement, the distance between two adjacent groups of guide assemblies is consistent with the thickness of the silicon steel sheet, and one group of guide assemblies is arranged on two sides of each group of silicon steel sheet.

As an improvement, the guide assembly comprises square holes radially formed in the mounting cylinder, guide grooves symmetrically formed in two side walls of the square holes, a moving rod slidably penetrating the square holes, a mounting plate mounted on the moving rod and correspondingly arranged in the guide grooves, and a plurality of groups of springs located below the two groups of mounting plates and connected with the inner walls of the corresponding guide grooves.

As an improvement, actuating mechanism is including fixed mounting is in the collar of installation section of thick bamboo tip stretches into installation section of thick bamboo is inside and rotate and install pivot on the collar, two sets of edges the pivot length direction distributes and the symmetry is protruding to be established the stopper of the radial both sides of pivot, coaxial fixing is in the pivot just be located the fixed plate in the collar outside, circumference array distributes four sets of locating holes on the collar, perpendicular fixed mounting is in on the fixed plate and can correspond to insert the gag lever post in the locating hole and correspond the magnet that sets up the gag lever post tip, the stopper with the movable rod bottom can conflict and set up.

The improved positioning device also comprises a positioning mechanism, wherein the positioning mechanism comprises two groups of guide mechanisms which are circumferentially arranged at intervals with the guide mechanism for mounting the ejector rod, and positioning rods which are correspondingly mounted at the top of the guide assembly.

As an improvement, the locating rod and two adjacent groups of inclined planes can be simultaneously in conflict arrangement.

The utility model has the beneficial effects that:

(1) According to the utility model, the rotating shaft is rotated to enable the limiting block to be abutted against the moving rod, the moving rod drives the ejector rod to move upwards to be abutted against the inclined plane, and then the silicon steel sheets are driven to move, so that looseness occurs between the silicon steel sheets, and when the silicon steel sheets need to be disassembled, the silicon steel sheets are conveniently peeled off;

(2) According to the utility model, in the normal use process of the iron core, the rotating shaft can be rotated to enable the limiting block to abut against the moving rod, the moving rod drives the positioning blocks to move upwards, the positioning blocks are arranged at the two ends of the silicon steel sheet for fixing, so that when the silicon steel sheet is damaged, the rest silicon steel sheets do not shake, the iron core body can still be used, the iron core body does not need to be replaced, the maintenance cost is reduced, and the energy is saved;

In conclusion, the utility model has the advantages of simple structure, convenient use and the like, and is particularly suitable for the technical field of iron cores.

Drawings

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

FIG. 2 is a cross-sectional structural view of the present utility model FIG. 1;

FIG. 3 is a cross-sectional structural view of the present utility model FIG. 2;

FIG. 4 is a schematic view of a mounting cylinder;

Fig. 5 is a sectional view of the mounting cylinder.

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.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Embodiment one:

As shown in fig. 1, a silicon steel sheet quick-release contactor iron core, including iron core body 1, iron core body 1 is by the laminating of a plurality of silicon steel sheets 2 of E shape structure setting, silicon steel sheet 2 passes through rivet 3 to be fixed, and its characterized in that still includes a mounting section of thick bamboo 4, guiding mechanism 5, ejector pin 6 and actuating mechanism 7, mounting section of thick bamboo 4 is on a parallel with rivet 3 wears to establish in the iron core body 1, two sets of guiding mechanism 5 symmetric distribution is in the outer peripheral face of mounting section of thick bamboo 4, guiding mechanism 5 can follow mounting section of thick bamboo 4 radial reciprocating motion, guiding mechanism 5 includes a plurality of sets of edges guiding component 51 that mounting section of thick bamboo 4 axial array was arranged, a plurality of ejector pin 6 correspond to be set up the top of guiding component 51 and can stretch out mounting section of thick bamboo 4 promotes silicon steel sheet 2, actuating mechanism 7 drives guiding mechanism 5 with ejector pin 6 reciprocates.

Further, the silicon steel sheet 2 is provided with mounting holes 21, the mounting holes 21 on the silicon steel sheet 2 form mounting areas 22, two sides of the mounting holes 21 are chamfered, inclined planes 210 are formed respectively, and the inclined planes 210 are in abutting arrangement with the ejector rod 6.

Further, as shown in fig. 2, the thickness of the ejector rod 6 is α, the facing horizontal distance of the inclined plane 210 is β, α < β, and both side surfaces of the ejector rod 6 are not set beyond the facing horizontal distance range of the inclined plane 210.

It should be noted that, the two sides of the ejector pin 6 do not exceed the range of the inclined plane 210 facing the horizontal distance, so that the ejector pin 6 and the silicon steel sheet 2 can move smoothly.

Further, the distance between two adjacent groups of guide assemblies 51 is consistent with the thickness of the silicon steel sheet 2, and a group of guide assemblies 51 is arranged on two sides of each group of silicon steel sheet 2.

Further, as shown in fig. 2 and 3, the guide assembly 51 includes a square hole 511 formed on the mounting cylinder 4 along a radial direction thereof, guide grooves 512 symmetrically formed on both side walls of the square hole 511, a moving rod 513 slidably penetrating the inside of the square hole 511, a mounting plate 514 mounted on the moving rod 513 and correspondingly disposed inside the guide grooves 512, and a plurality of sets of springs 515 disposed below the two sets of mounting plates 514 and connected to the inner walls of the corresponding guide grooves 512.

The spring 515 may drive the moving rod 513 and the ejector rod 6 to return.

Further, as shown in fig. 4 and 5, the driving mechanism 7 includes a mounting ring 71 fixedly mounted at the end of the mounting cylinder 4, a rotating shaft 72 extending into the mounting cylinder 4 and rotatably mounted on the mounting ring 71, two sets of limiting blocks 73 distributed along the length direction of the rotating shaft 72 and symmetrically protruding on two radial sides of the rotating shaft 72, a fixing plate 74 coaxially fixed on the rotating shaft 72 and located at the outer side of the mounting ring 71, four sets of positioning holes 76 distributed on the mounting ring 71 in a circumferential array, a limiting rod 76 vertically and fixedly mounted on the fixing plate 74 and capable of being correspondingly inserted into the positioning holes 76, and a magnet 77 correspondingly disposed at the end of the limiting rod 76, wherein the limiting blocks 73 and the bottom of the moving rod 513 are in an abutting arrangement.

It should be noted that, when the stop lever 76 is inserted into the positioning hole 76, the positioning of the rotating shaft 72 may be achieved, and the stop lever 76 may not be separated from the positioning hole 76 under the action of the magnet 77.

It is important to note that, in order to rotate the rotating shaft 72 more conveniently, the utility model provides a process hole 70 for accommodating a screwdriver at the end of the mounting cylinder 4 and the rotating shaft 72.

Embodiment two:

Wherein the same or corresponding parts as those of the first embodiment are designated by the same reference numerals as those of the first embodiment, only the points of distinction from the first embodiment will be described below for the sake of brevity. The second embodiment is different from the first embodiment in that:

Further, as shown in fig. 3, the positioning mechanism 8 is further included, and the positioning mechanism 8 includes two sets of guiding mechanisms 5 circumferentially spaced from the guiding mechanisms 5 for mounting the ejector pins 6, and positioning rods 81 correspondingly mounted on top of the guiding assemblies 51.

The positioning rod 81 needs to be driven by the guide assembly 51.

Further, the positioning rod 81 and two adjacent sets of the inclined surfaces 210 may simultaneously abut against each other.

It should be noted that, when one of the silicon steel sheets 2 is damaged, the rest of the silicon steel sheets 2 will not move when the two sets of positioning rods 81 fix the silicon steel sheets 2.

In addition, when the ejector rod 6 below the positioning rod 81 does not collide with the limiting block 73, the limiting rod 76 is inserted into the positioning hole 76; when the limiting block 73 abuts against the moving rod 513 below the ejector rod 6, the limiting rod 76 is separated from the positioning hole 76.

It is important to note that, when the stopper 73 contacts the moving rod 513 below the ejector rod 6, the ejector rod 6 below the positioning rod 81 does not collide with the stopper 73; and after the ejector rod 6 is abutted against the silicon steel sheet 2, the limiting block 73 is evenly abutted against the moving rod 513 below the ejector rod 6 and the ejector rod 6 below the positioning rod 81, so that the disassembly, replacement and installation of the silicon steel sheet 2 are facilitated.

The working process comprises the following steps:

When the silicon steel sheet 2 needs to be peeled, the rotating shaft is pulled to enable the limiting rod 76 to be moved out of the positioning hole 76, then the rotating shaft 72 is rotated to enable the limiting block 73 to be in contact with the moving rod 513 below the ejector rod 6 to drive the ejector rod 6 to move upwards to be in contact with the inclined plane 210, and further the silicon steel sheet 2 is driven to move for a long time; when the iron core body 1 needs to be used normally, the rotating shaft 72 is rotated to enable the limiting block 73 to be in contact with the moving rod 513 below the locating rod 81, so that the locating rod 81 is in contact with the inclined planes 210 of two adjacent groups, the locating rods 81 are in contact with two sides of each silicon steel sheet 2, and at the moment, the limiting rods 76 are opposite to the locating holes 75, the rotating shaft 72 is pushed to enable the limiting rods 76 to be inserted into the locating holes 75, and fixing of the rotating shaft 72 is achieved.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides a silicon steel sheet quick detach formula contactor iron core, its characterized in that, includes iron core body (1), iron core body (1) is folded by silicon steel sheet (2) of a plurality of E shape structures and is set up, silicon steel sheet (2) are fixed through rivet (3), still include a mounting section of thick bamboo (4), guiding mechanism (5), ejector pin (6) and actuating mechanism (7), mounting section of thick bamboo (4) are on a parallel with rivet (3) wear to establish in iron core body (1), two sets of guiding mechanism (5) symmetric distribution are in the outer peripheral face of mounting section of thick bamboo (4), guiding mechanism (5) can be followed mounting section of thick bamboo (4) radial reciprocating motion, guiding mechanism (5) are followed by a plurality of groups guiding component (51) that mounting section of thick bamboo (4) axial array was arranged, a plurality of ejector pin (6) are corresponding to be set up the top of guiding component (51) and can stretch out mounting section of thick bamboo (4) promotes silicon steel sheet (2), actuating mechanism (7) drive guiding mechanism (5) with ejector pin (6) reciprocate.

2. The silicon steel sheet quick release contactor iron core according to claim 1, wherein the silicon steel sheets (2) are provided with mounting holes (21), the mounting holes (21) on the silicon steel sheets (2) of a plurality of groups form mounting areas (22), two sides of the mounting holes (21) are chamfered, inclined planes (210) are formed respectively, and the inclined planes (210) are arranged in a manner of abutting against the ejector rods (6).

3. The silicon steel sheet quick release contactor iron core according to claim 2, wherein the thickness of the ejector rod (6) is alpha, the facing horizontal distance of the inclined plane (210) is beta, alpha < beta, and both side surfaces of the ejector rod (6) are not beyond the facing horizontal distance range of the inclined plane (210).

4. The silicon steel sheet quick-release contactor iron core according to claim 1, wherein the distance between two adjacent groups of guide assemblies (51) is consistent with the thickness of the silicon steel sheet (2), and one group of guide assemblies (51) is arranged on two sides of each group of silicon steel sheet (2).

5. The silicon steel sheet quick release contactor iron core according to claim 4, wherein the guide assembly (51) comprises square holes (511) formed on the mounting barrel (4) along the radial direction, guide grooves (512) symmetrically formed on two side walls of the square holes (511), a moving rod (513) slidably penetrating through the square holes (511), a mounting plate (514) mounted on the moving rod (513) and correspondingly arranged in the guide grooves (512), and a plurality of groups of springs (515) positioned below the two groups of mounting plates (514) and connected with the inner walls of the corresponding guide grooves (512).

6. The silicon steel sheet quick release contactor iron core according to claim 5, wherein the driving mechanism (7) comprises a mounting ring (71) fixedly mounted at the end of the mounting cylinder (4), a rotating shaft (72) extending into the mounting cylinder (4) and rotatably mounted on the mounting ring (71), two groups of limiting blocks (73) distributed along the length direction of the rotating shaft (72) and symmetrically protruding at two radial sides of the rotating shaft (72), a fixing plate (74) coaxially fixed on the rotating shaft (72) and located at the outer side of the mounting ring (71), four groups of positioning holes (75) distributed on the mounting ring (71) in a circumferential array, limiting rods (76) vertically and fixedly mounted on the fixing plate (74) and capable of being correspondingly inserted into the positioning holes (75), and magnets (77) correspondingly arranged at the end of the limiting rods (76), wherein the limiting blocks (73) and the bottom of the moving rod (513) can be in an abutting mode.

7. The silicon steel sheet quick-release contactor iron core according to claim 2, further comprising a positioning mechanism (8), wherein the positioning mechanism (8) comprises two groups of guide mechanisms (5) which are circumferentially spaced from the guide mechanisms (5) for mounting the ejector rods (6), and positioning rods (81) correspondingly mounted on the tops of the guide assemblies (51).

8. The silicon steel sheet quick release contactor core as claimed in claim 7, wherein said positioning rod (81) is simultaneously disposed in abutting contact with two adjacent sets of said inclined surfaces (210).