CN216479199U - Electromagnetic control mechanism - Google Patents
Electromagnetic control mechanism Download PDFInfo
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- CN216479199U CN216479199U CN202123098590.0U CN202123098590U CN216479199U CN 216479199 U CN216479199 U CN 216479199U CN 202123098590 U CN202123098590 U CN 202123098590U CN 216479199 U CN216479199 U CN 216479199U
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- iron core
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- coil assembly
- cover plate
- gathering ring
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Abstract
The utility model discloses an electromagnetic control mechanism, which comprises a U-shaped yoke, a coil assembly is fixed inside the U-shaped yoke, a cover plate is fixed at the upper end of the U-shaped yoke, a first through hole is arranged at the center of the cover plate, a magnetic gathering ring is fixed in the first through hole, one end of a movable iron core is positioned in the magnetic gathering ring, and the other end is positioned in the central hole of the coil assembly and is in clearance fit with the magnetic gathering ring and the coil assembly; a blind hole is formed in the center of the lower end of the movable iron core, and a spring is arranged in the blind hole; a second through hole is formed in the center of the bottom of the U-shaped yoke, the static iron core is fixed in the second through hole, and the other end of the static iron core extends into the central hole of the coil assembly; the static iron core is positioned below the movable iron core, an interval is reserved between the upper end of the static iron core and the lower end of the movable iron core, and the lower end of the spring abuts against the upper end face of the static iron core. Through increasing and gathering the magnetic ring design, can reduce the magnetic resistance effectively, promote electromagnetic attraction, compare and promote 50% at least in ordinary electromagnetic structure electromagnetic attraction, realize the effect of little volume, big attraction.
Description
Technical Field
The utility model belongs to the technical field of electromagnetic control, concretely relates to electromagnetic control mechanism.
Background
The middle-high-end equipment is applied with an electromagnetic valve, and the core component of an electromagnetic valve product is an electromagnetic control mechanism. Along with the increasingly strong tendency of localization, the volume requirement of the electromagnetic control mechanism is smaller and smaller, the suction requirement is larger and larger, and the existing electromagnetic control mechanism is difficult to meet the requirement.
The existing electromagnetic control mechanism has small suction force and is difficult to meet the market requirement, so a novel electromagnetic control mechanism is needed to solve the existing problems.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems existing in the prior art, the utility model provides an electromagnetic control mechanism. The to-be-solved technical problem of the utility model is realized through following technical scheme:
an electromagnetic control mechanism comprises a U-shaped yoke, a coil assembly is fixed inside the U-shaped yoke, a cover plate is fixed at the upper end of the U-shaped yoke, a first through hole is formed in the center of the cover plate, a magnetic gathering ring is fixed in the first through hole, one end of a movable iron core is located in the magnetic gathering ring, and the other end of the movable iron core is located in a central hole of the coil assembly and is in clearance fit with the magnetic gathering ring and the coil assembly; a blind hole is formed in the center of the lower end of the movable iron core, and a spring is arranged in the blind hole; a second through hole is formed in the center of the bottom of the U-shaped yoke, the static iron core is fixed in the second through hole, and the other end of the static iron core extends into the central hole of the coil assembly; the quiet iron core is located move the below of iron core, and its upper end with move and have the interval between the iron core lower extreme, the lower extreme of spring supports on the up end of quiet iron core.
Preferably, the magnetism gathering ring is of a cylindrical structure.
Furthermore, the height of the upper end face of the magnetism gathering ring is not lower than that of the upper end face of the cover plate, and the height of the lower end face of the magnetism gathering ring is not higher than that of the lower end face of the cover plate.
Furthermore, the height of the upper end face of the magnetism gathering ring is not lower than that of the upper end face of the cover plate, and the height of the lower end face of the magnetism gathering ring is higher than that of the upper end face of the static iron core.
The utility model has the advantages that:
1. the electromagnetic control mechanism is additionally provided with a magnetic gathering ring, so that the magnetic resistance can be effectively reduced, the electromagnetic suction is improved by at least 50 percent compared with the electromagnetic suction of a common electromagnetic structure, and the effects of small volume and large suction are realized;
2. the magnetic gathering ring is simple in processing procedure and easy for batch production.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic external structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is an explosion diagram of the present invention.
Description of reference numerals:
1- "U" shaped yoke iron; 2-a coil assembly; 3-cover plate; 4-a poly-magnetic ring; 5-a movable iron core; 6-a spring; 7-a stationary core; 1-1-a second via; 3-1-a first via; 5-1-blind hole; 5-2-threaded hole.
Detailed Description
The present invention will be described in further detail with reference to specific examples, but the present invention is not limited thereto.
Referring to fig. 1 to 3, an embodiment of the present invention provides an electromagnetic control mechanism, which specifically includes a "U" shaped yoke 1, a coil assembly 2 is fixed inside the "U" shaped yoke 1, a cover plate 3 is fixed on an upper end of the "U" shaped yoke 1, and the cover plate 3 is split-riveted and riveted with the "U" shaped yoke 1; a first through hole 3-1 is formed in the center of the cover plate 3, a magnetism gathering ring 4 is fixed in the first through hole 3-1, the magnetism gathering ring 4 is in interference fit with the first through hole 3-1, and meanwhile, the magnetism gathering ring 4 and the coil 2 are coaxially arranged; one end of the movable iron core 5 is positioned in the magnetic gathering ring 4, the other end of the movable iron core is positioned in a central hole of the coil assembly 2 and is in clearance fit with the magnetic gathering ring 4 and the coil assembly 2, and the movable iron core 5 can move up and down in the centers of the magnetic gathering ring 4 and the coil assembly 2 so as to drive a component to be controlled to move up and down; the center of the lower end of the movable iron core 5 is provided with a blind hole 5-1, and a spring 6 is placed in the blind hole 5-1.
A second through hole 1-1 is formed in the center of the bottom of the U-shaped yoke 1, a static iron core 7 is fixed in the second through hole 1-1, and the other end of the static iron core extends into a central hole of the coil assembly 2; the static iron core 7 is riveted with the second through hole 1-1; the quiet iron core 7 is located move the below of iron core 5, and its upper end with move and have the interval between the iron core 5, just the lower extreme of spring 6 supports on the up end of quiet iron core 7. The upper end part of the movable iron core 5 is provided with a threaded hole 5-2, and the movable iron core is fixed with a component to be controlled through the threaded hole 5-2.
Furthermore, the magnetism gathering ring 4 is of a cylindrical structure, so that the reliability of a magnetic circuit loop is guaranteed.
Furthermore, the material of the magnetism gathering ring 4 is high magnetic conductive material, such as electromagnetic pure iron, which is easy to magnetize and wear-resistant, and can effectively ensure the reliable operation of the electromagnetic control mechanism.
Furthermore, the magnetic gathering ring 4, the movable iron core 5, the static iron core 7 and the coil assembly 2 are coaxially arranged, so that the movable iron core 5 can smoothly drive the component to be controlled to move up and down, and meanwhile, the maximum suction area of the movable iron core 5 and the static iron core 7 is ensured.
Furthermore, the height of the upper end face of the magnetism gathering ring 4 is not lower than that of the upper end face of the cover plate 3, and the height of the lower end face of the magnetism gathering ring 4 is not higher than that of the lower end face of the cover plate 3, so that the magnetism gathering ring 4 can better promote electromagnetic attraction.
Furthermore, the height of the upper end face of the magnetic gathering ring 4 is not lower than that of the upper end face of the cover plate 3, and the height of the lower end face is higher than that of the upper end face of the static iron core 7, so that the spring 6 in the blind hole 5-1 of the movable iron core 5 can smoothly rebound upwards after the coil 2 is de-energized, and the movable iron core 5 drives the component to be controlled to move upwards.
The utility model discloses a theory of operation:
when the coil assembly 2 is excited, a magnetic field is generated, the magnetic field forms a loop through the static iron core 7, the U-shaped yoke 1, the cover plate 3, the magnetic gathering ring 4 and the movable iron core 5 to generate electromagnetic attraction, the spring 6 in the movable iron core 5 is compressed, so that the movable iron core 5 drives the part to be controlled to be attracted with the static iron core 7, when the coil assembly 2 is de-excited, the magnetic field disappears, the spring 6 resets, the movable iron core 5 drives the part to be controlled to be separated from the static iron core 7, and mechanical movement is achieved.
In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (4)
1. An electromagnetic control mechanism is characterized by comprising a U-shaped yoke, wherein a coil assembly is fixed inside the U-shaped yoke, a cover plate is fixed at the upper end of the U-shaped yoke, a first through hole is formed in the center of the cover plate, a magnetic gathering ring is fixed in the first through hole, one end of a movable iron core is positioned in the magnetic gathering ring, and the other end of the movable iron core is positioned in a central hole of the coil assembly and is in clearance fit with the magnetic gathering ring and the coil assembly; a blind hole is formed in the center of the lower end of the movable iron core, and a spring is arranged in the blind hole; a second through hole is formed in the center of the bottom of the U-shaped yoke, the static iron core is fixed in the second through hole, and the other end of the static iron core extends into the central hole of the coil assembly; the quiet iron core is located move the below of iron core, and its upper end with move and have the interval between the iron core lower extreme, just the lower extreme of spring supports on the up end of quiet iron core.
2. The electromagnetic control mechanism as recited in claim 1, wherein said flux ring is of cylindrical configuration.
3. The electromagnetic control mechanism according to claim 2, wherein the height of the upper end surface of the magnetic gathering ring is not lower than the height of the upper end surface of the cover plate, and the height of the lower end surface of the cover plate is not higher than the height of the lower end surface of the cover plate.
4. The electromagnetic control mechanism as claimed in claim 2, wherein the height of the upper end surface of the magnetic gathering ring is not lower than that of the upper end surface of the cover plate, and the height of the lower end surface is higher than that of the upper end surface of the stationary core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123098590.0U CN216479199U (en) | 2021-12-10 | 2021-12-10 | Electromagnetic control mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123098590.0U CN216479199U (en) | 2021-12-10 | 2021-12-10 | Electromagnetic control mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216479199U true CN216479199U (en) | 2022-05-10 |
Family
ID=81422103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123098590.0U Active CN216479199U (en) | 2021-12-10 | 2021-12-10 | Electromagnetic control mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216479199U (en) |
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2021
- 2021-12-10 CN CN202123098590.0U patent/CN216479199U/en active Active
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