CN218384676U - Novel electromagnet - Google Patents
Novel electromagnet Download PDFInfo
- Publication number
- CN218384676U CN218384676U CN202221894718.6U CN202221894718U CN218384676U CN 218384676 U CN218384676 U CN 218384676U CN 202221894718 U CN202221894718 U CN 202221894718U CN 218384676 U CN218384676 U CN 218384676U
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- China
- Prior art keywords
- hole
- yoke
- upper cover
- ejector pin
- pilot valve
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Abstract
The utility model discloses a novel electromagnet establishes the upper cover at the casing top, processing has the cavity in the upper cover, sliding connection disk armature in the cavity, processing has first through-hole in the middle of the disk armature, circumference lateral wall and the outer circumference threaded connection of ejector pin one end in the first through-hole, the inside skeleton of twining solenoid of establishing of casing, the inside fixed mounting of casing have with disk armature actuation or the yoke of separation, the yoke is located in the middle of the skeleton, processing has the second through-hole in the middle of the yoke, second through-hole and ejector pin sliding connection, the ejector pin other end is connected with the electromagnetism pilot valve. The utility model discloses a when solenoid circular telegram or outage, disk armature and yoke actuation or separation, disk armature drive ejector pin downward or upward movement in first through-hole and second through-hole, and the ejector pin drives the electromagnetism pilot valve and opens or close, and the liquid circuit that the electromagnetism pilot valve controlled is opened or is closed, and the piston rod motion of pneumatic cylinder can reach high electromagnetic force output, improves production efficiency.
Description
Technical Field
The utility model belongs to the technical field of the electro-magnet, concretely relates to novel electro-magnet.
Background
An electromagnet is a device that is energized to produce an electromagnet. The core is wound with an electrically conductive winding adapted to its power, and the current-carrying coil is magnetic like a magnet, also called an electromagnet, which is magnetic when energized and disappears when de-energized.
The intrinsically safe electromagnetic pilot valve is mainly used for an electro-hydraulic control system of a hydraulic support of a coal mine comprehensive mining working face, wherein an electromagnet is one of key components for controlling and converting electromagnetic valve signals, and the performance and reliability of the electro-hydraulic control system directly influence the reliability and safety of the electromagnetic pilot valve in underground use. The direct-push type electromagnetic pilot valve is compact and small in structure, and the pilot assembly of the direct-push type electromagnetic pilot valve is a structure for amplifying electromagnetic force, so that the output electromagnetic force is required to be high. The electromagnetic shell of the electromagnet is an integral plastic piece, the internal structure is complex, the use reliability is low, the electromagnet is used for pursuing the electromagnetic force with small assembly space, compact structure and high output, however, once the electromagnet fails underground, the electromagnet cannot be repaired, and the production cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome above-mentioned prior art's shortcoming, provide a novel electro-magnet that makes performance stable, compact structure and simple, easily maintenance.
The technical scheme for solving the technical problems is as follows: the top of the shell is provided with an upper cover, a cavity is processed in the upper cover, a disc type armature is connected with the upper cover in a sliding mode in the vertical direction in the cavity, the disc type armature is connected with the upper cover through a connecting pin, a first through hole is processed in the middle of the disc type armature, the inner circumferential side wall of the first through hole is in threaded connection with the outer circumference of one end of the ejector rod, a framework wound with an electromagnetic coil is arranged inside the shell, a yoke which is attracted or separated with the disc type armature is fixedly arranged inside the shell, the yoke is located in the middle of the framework, a second through hole which is mutually communicated with the first through hole is processed in the middle of the yoke, the second through hole is connected with the ejector rod in a sliding mode, and the other end of the ejector rod is connected with an electromagnetic pilot valve.
Furthermore, a sealing ring is arranged at the joint of the copper cover and the upper cover.
Furthermore, the geometrical shape of the framework is a cylindrical framework.
Furthermore, the upper end of the upper cover is connected with the copper cover through a bolt.
The utility model discloses a when solenoid circular telegram or outage, disk armature and yoke actuation or separation, disk armature drive ejector pin downward or upward movement in first through-hole and second through-hole, and the ejector pin drives the electromagnetism pilot valve and opens or close, and the liquid way that the electromagnetism pilot valve controlled is opened or is closed, and the piston rod motion of pneumatic cylinder can reach high electromagnetic force output, improves production efficiency, the utility model has the advantages of performance is stable, compact structure and simple, easily maintenance.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the novel electromagnet of the present invention.
Reference numerals: 1. a bolt; 2. a copper cover; 3. a connecting pin; 4. an upper cover; 5. a cavity; 6. a disk armature; 7. a housing; 8. a top rod; a yoke 9; 10. and (3) a framework.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, the novel electromagnet of the present embodiment is formed by connecting a bolt 1, a copper cover 2, a connecting pin 3, an upper cover 4, a cavity 5, a disk armature 6, a housing 7, a mandril 8, a yoke 9, a framework 10 and an electromagnetic coil.
An upper cover 4 is installed at the top of the shell 7, the upper end of the upper cover 4 is connected with a copper cover 2 through a bolt 1, and a sealing ring is installed at the joint of the copper cover 2 and the upper cover 4 and used for guaranteeing the sealing performance of the shell 7. When the shell 7 breaks down, the upper cover 4 is convenient to open for maintenance. A cavity 5 is processed in the upper cover 4, a disc type armature 6 is connected in the cavity 5 in a sliding mode in the vertical direction, the disc type armature 6 is connected with the upper cover 4 through a connecting pin 3, a first through hole is processed in the middle of the disc type armature 6, the inner circumferential side wall of the first through hole is in threaded connection with the outer circumference of one end of the ejector rod 8, a framework 10 wound with an electromagnetic coil is arranged inside the shell 7, and the framework 10 is in a cylindrical frame in a geometric shape. The inside of the shell 7 is fixedly provided with a yoke 9 which is attracted with or separated from the disk armature 6, the yoke 9 is positioned in the middle of the framework 10, and the yoke 9 is used for enhancing the attraction force of the electromagnetic coil and sealing the magnetic force line generated by the electromagnetic coil inside, thereby improving the efficiency of the electromagnet. A second through hole is processed in the middle of the yoke 9 and communicated with the first through hole, the second through hole is connected with the ejector rod 8 in a sliding mode, and the other end of the ejector rod 8 is connected with the electromagnetic pilot valve.
The working principle of the embodiment is as follows: (1) When the electromagnetic coil is electrified, the disc armature 6 is attracted with the yoke 9, the disc armature 6 drives the ejector rod 8 to move downwards in the first through hole and the second through hole, the ejector rod 8 drives the electromagnetic pilot valve to open, and a liquid path controlled by the electromagnetic pilot valve is opened to drive a piston rod of the hydraulic cylinder to move.
(2) When the electromagnetic coil is powered off, the disc armature 6 is separated from the yoke 9, the disc armature 6 drives the ejector rod 8 to move upwards in the first through hole and the second through hole, the ejector rod 8 drives the electromagnetic pilot valve to close, a liquid path controlled by the electromagnetic pilot valve is disconnected, and a piston rod of the hydraulic cylinder is driven to move.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.
Claims (4)
1. A novel electromagnet is characterized in that: the top of the shell (7) is provided with an upper cover (4), a cavity (5) is processed in the upper cover (4), a disc armature (6) is connected in the cavity (5) in a sliding mode in the vertical direction, the disc armature (6) is connected with the upper cover (4) through a connecting pin (3), a first through hole is processed in the middle of the disc armature (6), the inner circumferential side wall of the first through hole is in threaded connection with the outer circumference of one end of the ejector rod (8), a framework (10) wound with an electromagnetic coil is arranged in the shell (7), a yoke (9) attracted or separated with the disc armature (6) is fixedly installed in the shell (7), the yoke (9) is located in the middle of the framework (10), a second through hole communicated with the first through hole is processed in the middle of the yoke (9), the second through hole is connected with the ejector rod (8) in a sliding mode, and the other end of the ejector rod (8) is connected with an electromagnetic pilot valve.
2. The novel electromagnet of claim 1 wherein: the upper end of the upper cover (4) is connected with the copper cover (2) through a bolt (1).
3. A novel electromagnet according to claim 1 wherein: the geometrical shape of the framework (10) is a cylindrical framework.
4. A novel electromagnet as claimed in claim 2, wherein: and a sealing ring is arranged at the joint of the copper cover (2) and the upper cover (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221894718.6U CN218384676U (en) | 2022-07-21 | 2022-07-21 | Novel electromagnet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221894718.6U CN218384676U (en) | 2022-07-21 | 2022-07-21 | Novel electromagnet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218384676U true CN218384676U (en) | 2023-01-24 |
Family
ID=84963193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221894718.6U Active CN218384676U (en) | 2022-07-21 | 2022-07-21 | Novel electromagnet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218384676U (en) |
-
2022
- 2022-07-21 CN CN202221894718.6U patent/CN218384676U/en active Active
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