CN216597183U

CN216597183U - Alternating current electromagnet armature

Info

Publication number: CN216597183U
Application number: CN202122913947.XU
Authority: CN
Inventors: 尚剑锋
Original assignee: Ningbo Zhenhai Fengyu Machinery Manufacturing Co ltd
Current assignee: Ningbo Zhenhai Fengyu Machinery Manufacturing Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-05-24
Anticipated expiration: 2031-11-25

Abstract

An alternating current electromagnet armature comprises a magnetic conductive sleeve, wherein a cavity for accommodating an armature component is arranged in the magnetic conductive sleeve, one end face of the cavity is opened, and a movable armature component is arranged in the cavity; a push rod cavity is arranged on the other side, opposite to the cavity, of the magnetic conduction sleeve, one end face of the push rod cavity is open, and a movable push rod is arranged in the push rod cavity; the magnetic conduction sleeve is provided with a sleeve body on the outer side of the position of the cavity, an electromagnetic assembly is arranged between the sleeve body and the magnetic conduction sleeve, and the electromagnetic assembly is connected to alternating current and controlled to be powered on and powered off. The utility model provides an alternating current electromagnet armature, which has a compact integral assembly structure and a simple assembly process, and an armature component in the armature component has small friction loss when moving, so that the service life of the whole armature is greatly prolonged.

Description

Alternating current electromagnet armature

Technical Field

The utility model belongs to the field of electromagnets, and particularly relates to an alternating current electromagnet armature.

Background

Electromagnets, or electromagnet armatures, are widely used in the mechanical and industrial fields, such as: the electromagnet armature is used as an electromagnetic valve and a switch. The structure of the electromagnet armature generally comprises a magnetic conductive sleeve, an armature component, an electromagnetic component and other structures, wherein the electromagnetic component can be an alternating current electromagnetic component connected with alternating current or a direct current electromagnetic component connected with direct current, and the structures and the volumes of the electromagnetic armature and the direct current electromagnetic component are not greatly different. The electromagnetic component generates a magnetic field after being electrified to drive the armature component to move in the flux sleeve, so that corresponding switch operation is realized, and the armature component is reset through the spring after being powered off, so that the function of the armature of the electromagnet is realized.

The magnetic sleeve of the electromagnet armature is provided with a cavity for the armature component to reciprocate, friction on a moving contact surface needs to be considered in the continuous reciprocating process of the armature component, if friction loss is serious, the armature component can deviate from reciprocating movement, and the whole device is difficult to work normally.

In addition, the assembly structure of most electromagnet armatures at present is complicated, which is the increase of production and assembly cost of enterprises and is not favorable for market competition.

Accordingly, the present application contemplates and develops further solenoid armatures based on the above-identified deficiencies in the prior art.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides the alternating current electromagnet armature, which has the advantages of compact integral assembly structure, simple assembly process and small friction loss when the armature component moves, and greatly prolongs the service life of the whole.

In order to solve the above technical problems, the present invention is solved by the following technical solutions.

An alternating current electromagnet armature comprises a magnetic conductive sleeve, wherein a cavity for accommodating an armature component is arranged in the magnetic conductive sleeve, one end face of the cavity is opened, and a movable armature component is arranged in the cavity; a push rod cavity is arranged on the other side, opposite to the cavity, of the magnetic conduction sleeve, one end face of the push rod cavity is open, and a movable push rod is arranged in the push rod cavity; a sleeve body is arranged on the outer side of the position of the cavity on the magnetic conduction sleeve, an electromagnetic assembly is arranged between the sleeve body and the magnetic conduction sleeve, and the electromagnetic assembly is connected to alternating current and controlled to be powered on and powered off; a rod body is arranged on the armature component and used for pushing the push rod to move; lubricating oil is filled in the cavity, and an oil through hole penetrating through the upper end face and the lower end face is formed in the armature component; and a spring is arranged between the armature component and one inner wall of the cavity.

In the alternating current electromagnet armature structure in this application, arrange the armature subassembly in the cavity and be in lubricating oil, it is little to guarantee that the armature subassembly reciprocates the in-process friction, and the friction loss that significantly reduces has improved the life of whole equipment. Specifically, when the electromagnetic assembly works, the electromagnetic assembly is electrified to generate a magnetic field, the armature assembly moves under the action of the magnetic field, and the rod body pushes the push rod to move so as to execute corresponding operation; after the power is cut off, the armature assembly resets under the action of the spring.

In a preferred embodiment, the flux sleeve is provided with a middle hole for communicating the cavity with the push rod cavity, and the rod body is abutted against the push rod after penetrating through the middle hole, so that the structure is compact and the linkage is strong.

In a preferred embodiment, a boss is provided on the rod body, and a gasket is provided on an end face of the boss facing the middle hole. The boss is used for playing limiting displacement, confirms the stroke of removal, and the gasket is used for reducing collision and noise simultaneously.

In a preferred embodiment, the push rod comprises a main body, the outer side of the main body is an action surface for pushing or triggering an external mechanism; the inboard of main part is equipped with the recess for with the terminal surface counterbalance of the body of rod, the location nature is good.

In a preferred embodiment, an oil reservoir is provided on an outer surface of the main body in a circumferential direction.

In a preferred embodiment, the outer wall of the armature assembly is provided with a plurality of balls, so that the abrasion between the armature assembly and the cavity is reduced by reducing the contact area and the rolling friction, and the service life is prolonged.

In a preferred embodiment, be equipped with a plurality of protruding terrace surface on the outer wall of armature subassembly, leave the clearance between the inner wall of protruding terrace surface and cavity, in this structure, in armature subassembly quick travel in-process, lubricating oil can enter into this clearance and produce certain oil pressure, plays the effect that the oil pressure static pressure supported, avoids rubbing.

Compared with the prior art, the utility model has the following beneficial effects: the alternating current electromagnet armature is compact in integral assembly structure, simple in assembly process, small in friction loss when the armature component moves, and greatly prolonged in integral service life.

Drawings

Fig. 1 is a perspective view of an armature of an electromagnet according to the present invention.

Figure 2 is a cross-sectional view of an armature of an electromagnet according to the present invention.

Fig. 3 is a perspective view of the flux sleeve of the present invention.

Fig. 4 is a cross-sectional view of the flux sleeve of the present invention.

Fig. 5 is a perspective view of an armature assembly in a first embodiment of the present invention.

Fig. 6 is a cross-sectional view of an armature assembly in a first embodiment of the utility model.

Fig. 7 is a cross-sectional view of an armature assembly according to a second embodiment of the present invention.

Fig. 8 is an enlarged view of the armature assembly contacting the inner wall in the second embodiment.

Fig. 9 is a cross-sectional view of an armature assembly according to a third embodiment of the present invention.

Fig. 10 is an enlarged view of the contact of the armature assembly with the inner wall in the third embodiment.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

The embodiments described below by referring to the drawings, in which the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout, are exemplary only for explaining the present invention, and are not construed as limiting the present invention.

In describing the present invention, it is to be understood that the terms: the terms center, longitudinal, lateral, length, width, thickness, up, down, front, back, left, right, vertical, horizontal, top, bottom, inside, outside, clockwise, counterclockwise, and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing and simplifying the description, and thus, should not be construed as limiting the present invention. Furthermore, the terms: first, second, etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features shown. In describing the present invention, unless otherwise expressly specified or limited, the terms: mounting, connecting, etc. should be understood broadly, and those skilled in the art will understand the specific meaning of the terms in this application as they pertain to the particular situation.

Referring to fig. 1 to 10, an ac electromagnet armature according to the present invention includes a flux sleeve 1, a cavity 15 for accommodating an armature assembly 6 is disposed in the flux sleeve 1, an end surface of the cavity 15 is open, and a movable armature assembly 6 is disposed in the cavity 15; a push rod cavity 14 is arranged on the other side, opposite to the cavity 15, of the magnetic conductive sleeve 1, one end face of the push rod cavity 14 is open, and a movable push rod 2 is arranged in the push rod cavity 14; a sleeve body 3 is arranged on the outer side of the position, where the cavity 15 is located, of the magnetic sleeve 1, an electromagnetic assembly 5 is arranged between the sleeve body 3 and the magnetic sleeve 1, the electromagnetic assembly 5 is connected to direct current and controlled to be powered on and powered off, and a circuit connection structure diagram is not shown and is a conventional technology; the sleeve body 3 comprises an assembling ring 4 fixed on the magnetic sleeve 1, and one side of the sleeve body 3 is detachably assembled with the assembling ring 4; an opening 35 communicated with the cavity 15 is formed in the other side of the sleeve body 3, and a detachable cover plate 31 is arranged on the outer side of the opening 35; a rod body 61 is arranged on the armature component 6, and the rod body 61 is used for pushing the push rod 2 to move; a spring 66 is provided between the armature assembly 6 and an inner wall of the chamber 15.

Specifically, in the present application, the flux sleeve 1 includes a first assembly section 11 and a second assembly section 12, the push rod cavity 14 is partially located in the first assembly section 11, and the cavity 15 is partially located in the second assembly section 12; a concave narrowing 13 is arranged between the first component section 11 and the second component section 12. The assembling ring 4 is clamped in the narrowing section 13, the assembling ring 4 can be formed by splicing two half rings, and can also be an elastic rubber ring, so that the assembling is convenient.

In the present application, the sleeve body 3 and the narrowing section 13 are assembled by screw thread assembly or interference fit, or by a bolt 37; the cover plate 31 and the sleeve body 3 are assembled through thread assembly or interference fit, or through a bolt 37.

In addition, as can be seen from the drawings, in the present application, a bottom plate 58 having an opening 35 is disposed on a side of the sleeve body 3 away from the mounting ring 4, the bottom plate 58 is in sealing contact with an end face of the flux sleeve 1, and encloses the electromagnetic assembly 5 in an area between the bottom plate 58 and the mounting ring 4, so that the post-assembly stability is high. And, the position that corresponds to opening 35 on the apron 31 is equipped with the oiling mouth for pour into lubricating oil into, is equipped with stopper 311 on this oiling mouth, and the inboard of this stopper 311 inwards extends and surpasss the internal surface of oiling mouth, and stopper 311 can be the rubber buffer, plays buffering, absorbing function after colliding with armature subassembly 6.

In the present application, the cavity 15 is filled with lubricating oil, and the armature assembly 6 is provided with an oil through hole 62 penetrating through the upper and lower end faces. In the alternating current electromagnet armature structure in this application, arrange armature subassembly 6 in cavity 15 and in lubricating oil, it is little to guarantee that armature subassembly 6 reciprocates the in-process friction, and the friction loss that significantly reduces has improved the life of whole equipment.

In addition, in this application, be equipped with the intercommunication on the flux sleeve 1 the cavity 15 with the centre hole 151 of push rod chamber 14, body of rod 61 passes this centre hole 151 back and offsets with push rod 2, compact structure, and the linkage is strong. The rod body 61 is provided with a boss 63, and the end face of the boss 63 facing the middle hole 151 is provided with a gasket 64. The bosses 63 serve to limit travel of movement, while the spacers 64 serve to reduce impact and noise.

Specifically, the push rod 2 comprises a main body 22, and the outer side of the main body 22 is an acting surface 21 for pushing or triggering an external mechanism; the inner side of the main body 22 is provided with a groove 24 which is used for abutting against the end surface of the rod body 61, and the positioning performance is good. An oil storage tank 23 is provided on the outer surface of the main body 22 in the circumferential direction.

In the first embodiment of the present application, as shown in fig. 5 and 6, the outer wall of the armature assembly 6 is a flat surface, and the flat surface is removed from the cavity 15, so that the lubrication effect is achieved by the lubricating oil, and meanwhile, a sealing ring can be arranged at a necessary position to prevent the lubricating oil from flowing out.

In the second embodiment of the present application, as shown in fig. 7 and 8, the outer wall of the armature assembly 6 is provided with a plurality of balls 68, so that the abrasion between the armature assembly 6 and the cavity 15 is reduced by reducing the contact area and the rolling friction, and the service life is prolonged.

In the third embodiment of the present application, as shown in fig. 9 and 10, a plurality of protruding platform surfaces 69 are provided on the outer wall of the armature assembly 6, a gap is left between the protruding platform surfaces 69 and the inner wall of the cavity 15, in this structure, in the process of the rapid movement of the armature assembly 6, the lubricating oil can enter into the gap and generate a certain oil pressure, the effect of oil pressure static pressure support is achieved, and friction is avoided.

The above description shows that the alternating current electromagnet armature in the application has the advantages of compact integral assembly structure, convenient installation and disassembly and less abrasion. When the electromagnetic component 5 works, the electromagnetic component 5 is electrified to generate a magnetic field, the armature component 6 moves under the action of the magnetic field, and the rod body 61 pushes the push rod 2 to move so as to execute corresponding operation; after power is removed, the armature assembly 6 is reset under the action of the spring 66.

The utility model provides the alternating current electromagnet armature, the integral assembly structure is compact, the assembly process is simple, the friction loss is small when the armature component moves, and the service life of the whole is greatly prolonged.

The scope of the present invention includes, but is not limited to, the above embodiments, and the present invention is defined by the appended claims, and any alterations, modifications, and improvements that may occur to those skilled in the art are all within the scope of the present invention.

Claims

1. An alternating current electromagnet armature is characterized by comprising a magnetic conductive sleeve (1), wherein a cavity (15) for accommodating an armature component (6) is arranged in the magnetic conductive sleeve (1), one end face of the cavity (15) is opened, and a movable armature component (6) is arranged in the cavity (15);

a push rod cavity (14) is arranged on the other side, opposite to the cavity (15), of the magnetic conduction sleeve (1), one end face of the push rod cavity (14) is open, and a movable push rod (2) is arranged in the push rod cavity (14);

a sleeve body (3) is arranged on the outer side of the position, located in the cavity (15), of the magnetic sleeve (1), an electromagnetic assembly (5) is arranged between the sleeve body (3) and the magnetic sleeve (1), and the electromagnetic assembly (5) is connected to alternating current and controlled to be powered on and powered off;

a rod body (61) is arranged on the armature component (6), and the rod body (61) is used for pushing the push rod (2) to move; lubricating oil is filled in the cavity (15), and an oil through hole (62) penetrating through the upper end face and the lower end face is formed in the armature iron assembly (6);

a spring (66) is arranged between the armature component (6) and one inner wall of the cavity (15).

2. An alternating current electromagnet armature according to claim 1, characterized in that the flux sleeve (1) is provided with a middle hole (151) communicating the cavity (15) and the push rod cavity (14), and the rod body (61) is pressed against the push rod (2) after passing through the middle hole (151).

3. An alternating current electromagnet armature according to claim 2, characterized in that the rod (61) is provided with a projection (63), the end face of the projection (63) facing the central bore (151) being provided with a spacer (64).

4. An AC electromagnet armature according to claim 1, characterised in that the tappet (2) comprises a body (22), the outer side of the body (22) being the active surface (21) for pushing or triggering external means; the inner side of the main body (22) is provided with a groove (24) which is used for abutting against the end surface of the rod body (61).

5. An alternating current electromagnet armature according to claim 4, characterized in that the outer side of the body (22) is provided with a circumferentially arranged oil reservoir (23).

6. An alternating current electromagnet armature according to any one of claims 1 to 5, characterized in that the armature assembly (6) is provided with a plurality of balls (68) on its outer wall.

7. An alternating current electromagnet armature according to any of the claims 1 to 5, characterized in that the outer wall of the armature assembly (6) is provided with a plurality of raised platform surfaces (69), and a gap is left between the raised platform surfaces (69) and the inner wall of the cavity (15).