CN216793567U

CN216793567U - Novel E-shaped iron core

Info

Publication number: CN216793567U
Application number: CN202220546041.0U
Authority: CN
Inventors: 彭根乐
Original assignee: Xiongheng Electric Co ltd
Current assignee: Xiongheng Electric Co ltd
Priority date: 2022-03-14
Filing date: 2022-03-14
Publication date: 2022-06-21
Anticipated expiration: 2032-03-14

Abstract

The utility model discloses a novel E-shaped iron core which comprises a plurality of E-shaped sheet main bodies, wherein first positioning holes are formed in the middle parts of the upper surfaces of the E-shaped sheet main bodies, two second positioning holes are formed in the rear ends of the upper surfaces of the E-shaped sheet main bodies, first pins are arranged in the first positioning holes, second pins are arranged in the second positioning holes, first positioning grooves are formed in two sides of the middle parts of the upper surfaces of the E-shaped sheet main bodies, second positioning grooves are formed in the rear ends of the upper surfaces of the E-shaped sheet main bodies, first positioning sheets are arranged in the first positioning grooves, second positioning sheets are arranged in the second positioning grooves, and first limiting grooves are formed in two sides of the front ends of the lower surfaces of the E-shaped sheet main bodies. The utility model discloses a novel E-shaped iron core which is convenient to mount and dismount, high in structural strength and structural impact resistance degree and strong in practicability.

Description

Novel E-shaped iron core

Technical Field

The utility model relates to the technical field of E-shaped iron cores, in particular to a novel E-shaped iron core.

Background

The AC contactor is an automatic switcher for connecting or disconnecting an AC circuit with a load or a large-capacity control circuit in the electrical engineering, the AC contactor mainly comprises an electromagnetic mechanism, a contact system, an arc extinguishing device and the like, an E-shaped AC contactor iron core is an important component of the electromagnetic mechanism, the closing and the disconnection of contacts in the contact system can be driven under the action of the electromagnetic mechanism with the E-shaped AC contactor iron core, the main function of the E-shaped AC contactor iron core is to increase magnetic flux, a magnetic field is generated at two ends of the iron core by winding the iron core on an electrified coil, the contact device is adsorbed, and the effect of controlling a circuit is achieved.

A conventional patent (publication No. CN204695928U) discloses an E-core and an E-core for use in an electrical device in which a coil is wound around an iron core and a large impedance is exhibited against a rapid change in ac or dc current due to accumulation of electromagnetic energy, and more particularly, to an E-core and an E-core using the same, in which the length of a height a of a bottom surface of a recess portion and a height b of a protrusion portion of the E-core, which are formed by stacking a plurality of the E-cores, is formed at an optimum ratio, thereby increasing the output and efficiency of the E-core without material loss and overall area variation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a novel E-shaped iron core.

In order to achieve the purpose, the utility model adopts the following technical scheme: a novel E-shaped iron core comprises a plurality of E-shaped sheet main bodies, wherein first positioning holes are formed in the middle parts of the upper surfaces of the E-shaped sheet main bodies, two second positioning holes are formed in the rear ends of the upper surfaces of the E-shaped sheet main bodies, first pins are arranged inside the first positioning holes, second pins are arranged inside the second positioning holes, first positioning grooves are formed in the two sides of the middle parts of the upper surfaces of the E-shaped sheet main bodies, second positioning grooves are formed in the rear ends of the upper surfaces of the E-shaped sheet main bodies, first positioning sheets are arranged inside the first positioning grooves, second positioning sheets are arranged inside the second positioning grooves, first limiting grooves are arranged in the two sides of the front ends of the lower surfaces of the E-shaped sheet main bodies, second limiting grooves are formed in the rear ends of the lower surfaces of the E-shaped sheet main bodies, first limiting blocks are fixedly connected to the two sides of the front ends of the upper surfaces of the E-shaped sheet main bodies, the equal fixedly connected with second stopper in rear end of E type piece main part upper surface, two radiating grooves have all been seted up to the front end of E type piece main part upper surface.

As a further description of the above technical solution:

the first limiting block is matched with the first limiting groove in a clamping mode.

As a further description of the above technical solution:

and the second limiting block is in clamping fit with the second limiting groove.

As a further description of the above technical solution:

two U-shaped grooves are formed in the side wall of the rear end of the E-shaped sheet main body.

As a further description of the above technical solution:

and the corners of the E-shaped sheet main body are provided with fillets.

As a further description of the above technical solution:

the rear ends of the outer walls of the two sides of the E-shaped sheet main body are provided with protruding structures.

As a further description of the above technical solution:

and the outer wall of the E-shaped sheet main body is coated with an antirust coating.

As a further description of the above technical solution:

the E-shaped sheet main body is made of silicon steel sheets.

The utility model has the following beneficial effects:

1. compared with the existing E-shaped iron core, the novel E-shaped iron core provided by the utility model is provided with the first limiting groove, the second limiting groove, the first limiting block and the second limiting block, when two E-shaped sheet main bodies are stacked mutually, the two E-shaped sheet main bodies can be more stable and firm in connection through the clamping fit of the first limiting block and the first limiting groove and the clamping fit of the second limiting block, so that the structural strength and the structural impact resistance of the two E-shaped sheet main bodies are improved, and the stable performance and the lasting function of the E-shaped sheet main bodies in high-load work are ensured.

2. Compared with the existing E-shaped iron core, the novel E-shaped iron core provided by the utility model has the advantages that the E-shaped iron core is provided with the first positioning hole, the second positioning hole, the first pin and the second pin, so that a plurality of E-shaped sheet main bodies can be stacked more stably and firmly, and meanwhile, the first positioning groove, the second positioning groove, the first positioning sheet and the second positioning sheet can enable a plurality of E-shaped sheet main bodies to be stacked more accurately, so that the effects of convenience in mounting and dismounting and accuracy in connection are achieved.

3. Compared with the existing E-shaped iron core, the E-shaped iron core provided by the utility model has the advantages that the two heat dissipation grooves are arranged, so that good heat dissipation is realized, the phenomenon that the electric resistance and the magnetic flux rate of a product are changed due to overlarge local deformation of the product caused by overhigh temperature generated by eddy current in use is prevented, and the product performance is guaranteed.

Drawings

Fig. 1 is an axial view of a novel E-shaped iron core according to the present invention;

FIG. 2 is a side view of the back side of the E-shaped piece main body of the novel E-shaped iron core according to the present invention;

FIG. 3 is a front isometric view of the E-shaped sheet with the novel E-shaped iron core according to the present invention;

fig. 4 is a side sectional view of the body of the novel E-core E-plate of the present invention.

Illustration of the drawings:

1. an E-shaped sheet body; 2. a first positioning hole; 3. a second positioning hole; 4. a first pin; 5. a second pin; 6. a first positioning groove; 7. a second positioning groove; 8. a first positioning sheet; 9. a second positioning sheet; 10. a first limit groove; 11. a second limit groove; 12. a first stopper; 13. a second limiting block; 14. a heat sink; 15. a U-shaped groove; 16. rounding off; 17. and (4) a convex structure.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, one embodiment of the present invention is provided: a novel E-shaped iron core comprises a plurality of E-shaped sheet main bodies 1, wherein first positioning holes 2 are formed in the middle parts of the upper surfaces of the E-shaped sheet main bodies 1, two second positioning holes 3 are formed in the rear ends of the upper surfaces of the E-shaped sheet main bodies 1, first pins 4 are arranged in the first positioning holes 2, second pins 5 are arranged in the second positioning holes 3, first positioning grooves 6 are formed in two sides of the middle parts of the upper surfaces of the E-shaped sheet main bodies 1, second positioning grooves 7 are formed in the rear ends of the upper surfaces of the E-shaped sheet main bodies 1, first positioning sheets 8 are arranged in the first positioning grooves 6, second positioning sheets 9 are arranged in the second positioning grooves 7, first limiting grooves 10 are formed in two sides of the front ends of the lower surfaces of the E-shaped sheet main bodies 1, second limiting grooves 11 are formed in the rear ends of the lower surfaces of the E-shaped sheet main bodies 1, first limiting blocks 12 are fixedly connected to two sides of the front ends of the upper surfaces of the E-shaped sheet main bodies 1, equal fixedly connected with second stopper 13 in rear end of 1 upper surface of E type piece main part, two radiating grooves 14 have all been seted up to the front end of 1 upper surface of E type piece main part, through being provided with first locating hole 2, second locating hole 3, first pin 4 and second pin 5, can make a plurality of E type piece main parts 1 pile up more stable firm, first locating groove 6 simultaneously, second locating groove 7, first locating piece 8 and second locating piece 9 can make a plurality of E type piece main parts 1 pile up more accurate, played the installation and dismantled convenient and connect accurate effect.

First stopper 12 and the cooperation of first spacing groove 10 joint, second stopper 13 and the cooperation of the 11 joint of second spacing groove, two U type grooves 15 have all been seted up to the lateral wall of 1 rear end of E type piece main part, fillet 16 has all been seted up to the corner of E type piece main part 1, the rear end of 1 both sides outer wall of E type piece main part all is provided with protruding structure 17, anti rust coating has all been paintd on the outer wall of E type piece main part 1, E type piece main part 1 uses the silicon steel sheet material, through the cooperation of first stopper 12 and the 10 joint of first spacing groove, second spacing groove 11 and the cooperation of the 13 joint of second stopper, can make two E type piece main parts 1 more stable and firm when connecting, thereby structural strength and the structure resistant impact force of two E type piece main parts 1 have been improved, the stable performance of E type piece main part 1 in high load work has been guaranteed, the function is lasting.

The working principle is as follows: when piling up polylith E type piece main part 1, through first stopper 12 and the cooperation of 10 joints of first spacing groove, second spacing groove 11 and the cooperation of 13 joints of second stopper, can make E type piece main part 1 more stable and firm when connecting, thereby the structural strength and the structure impact resistance force of E type piece main part 1 have been improved, rethread first pin 4 and second pin 5 assemble the inside of first locating hole 2 and second locating hole 3, can make the more stable firm that a plurality of E type piece main parts 1 piled up, insert the inside of first constant head tank 6 and second constant head tank 7 with first constant head tank 8 and second constant head tank 9 again, can make the more accurate that a plurality of E type piece main parts 1 piled up, the installation has been played and has been dismantled conveniently and connect accurate effect.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. A novel E-shaped iron core comprises a plurality of E-shaped sheet main bodies (1), and is characterized in that: the middle parts of the upper surfaces of the E-shaped sheet main bodies (1) are respectively provided with a first positioning hole (2), the rear ends of the upper surfaces of the E-shaped sheet main bodies (1) are respectively provided with two second positioning holes (3), the insides of the first positioning holes (2) are respectively provided with a first pin (4), the insides of the second positioning holes (3) are respectively provided with a second pin (5), the two sides of the middle part of the upper surface of the E-shaped sheet main body (1) are respectively provided with a first positioning groove (6), the rear ends of the upper surfaces of the E-shaped sheet main bodies (1) are respectively provided with a second positioning groove (7), the insides of the first positioning grooves (6) are respectively provided with a first positioning sheet (8), the insides of the second positioning grooves (7) are respectively provided with a second positioning sheet (9), the two sides of the front ends of the lower surfaces of the E-shaped sheet main bodies (1) are respectively provided with a first positioning groove (10), and the rear ends of the lower surfaces of the E-shaped sheet main bodies (1) are respectively provided with a second positioning groove (11), the E-shaped piece is characterized in that first limiting blocks (12) are fixedly connected to the two sides of the front end of the upper surface of the E-shaped piece main body (1), second limiting blocks (13) are fixedly connected to the rear end of the upper surface of the E-shaped piece main body (1), and two heat dissipation grooves (14) are formed in the front end of the upper surface of the E-shaped piece main body (1).

2. The novel E-shaped iron core as claimed in claim 1, wherein: the first limiting block (12) is matched with the first limiting groove (10) in a clamping mode.

3. The novel E-shaped iron core as claimed in claim 1, wherein: and the second limiting block (13) is in clamping fit with the second limiting groove (11).

4. The novel E-shaped iron core as claimed in claim 1, wherein: two U-shaped grooves (15) are formed in the side wall of the rear end of the E-shaped sheet main body (1).

5. The novel E-shaped iron core as claimed in claim 1, wherein: fillets (16) are formed in corners of the E-shaped sheet main body (1).

6. The novel E-shaped iron core as claimed in claim 1, wherein: the rear ends of the outer walls of the two sides of the E-shaped sheet main body (1) are provided with protruding structures (17).

7. The novel E-shaped iron core as claimed in claim 1, wherein: and the outer wall of the E-shaped sheet main body (1) is coated with an antirust coating.

8. The novel E-shaped iron core as claimed in claim 1, wherein: the E-shaped sheet main body (1) is made of silicon steel sheets.