CN203950629U - A kind of direct drive type electro magnet - Google Patents
A kind of direct drive type electro magnet Download PDFInfo
- Publication number
- CN203950629U CN203950629U CN201420362719.5U CN201420362719U CN203950629U CN 203950629 U CN203950629 U CN 203950629U CN 201420362719 U CN201420362719 U CN 201420362719U CN 203950629 U CN203950629 U CN 203950629U
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- CN
- China
- Prior art keywords
- annular protrusion
- yoke
- lower yoke
- direct drive
- drive type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a kind of direct drive type electro magnet, comprise housing, upper yoke, lower yoke, permanent magnet, push rod and armature, pusher slide fits in housing, armature is fixed on push rod, the sidewall of armature is evenly equipped with the first annular protrusion vertically, upper yoke and lower yoke are fixed in housing, permanent magnet is fixed between yoke and lower yoke, in upper yoke and described lower yoke, be equipped with coil, upper, the inwall upper end edge of lower yoke is axially evenly equipped with annular protrusion, this annular protrusion and the first annular protrusion stagger mutually, upper, the inwall lower end edge of lower yoke is axially evenly equipped with annular protrusion, this annular protrusion aligns with the first annular protrusion, each shape ledge width is identical.The utility model direct drive type electro magnet, simple in structure, lightweight, inertia is little, and fast response time and precision are high, have waterproof effect, can in moist operating mode, use long service life.
Description
Technical field
The utility model relates to a kind of electromagnet, particularly a kind of direct drive type electro magnet.
Background technology
Electromagnet is a kind of device that energising produces electromagnetism.Outside at iron core is wound around the conductive winding matching with its power, and this alive coil has magnetic as magnet.Conventionally it is made to bar shaped or ungulate shape, so that iron core is more prone to magnetization.In addition, in order to make electromagnet power-off demagnetization immediately, we often adopt demagnetization soft iron or silicon steel material faster to manufacture.Such electromagnet is magnetic in the time of energising, and after power-off, magnetic just disappears thereupon.Electromagnet has application extremely widely in our daily life, is greatly improved because its invention also makes the power of generator.Traditional direct drive type electro magnet inertia is large, and response speed is slow, thereby also inapplicable for needing the use occasion of fast dynamic response; Existing straight moving electromagnetic valve control precision is low, and useful life and stability in moist operating mode is low.
Utility model content
(1) technical problem that will solve
The technical problems to be solved in the utility model is to overcome deficiency of the prior art, provides that a kind of inertia is little, fast response time, and control precision is high, and has the direct drive type electro magnet of waterproof effect.
(2) technical scheme
For solving the problems of the technologies described above, the utility model provides a kind of direct drive type electro magnet, comprise housing 1, upper yoke 2, lower yoke 3, permanent magnet 4, push rod 5 and armature 6, described upper yoke 2, lower yoke 3 and armature 6 are annular and coaxially arrange, described push rod 5 is slidably mounted in described housing 1 by linear bearing, the head of described push rod 5 extends to outside described housing 1, described armature 6 is fixed on described push rod 5, the sidewall of described armature 6 is evenly equipped with the first annular protrusion 601 vertically, described upper yoke 2 and described lower yoke 3 are fixed in described housing 1, described permanent magnet 4 is fixed between described upper yoke 2 and described lower yoke 3, described permanent magnet 4 magnetizes vertically, in described upper yoke 2 and described lower yoke 3, be equipped with coil, the inwall upper end edge of described upper yoke 2 is axially evenly equipped with the second annular protrusion 201, described the second annular protrusion and described the first annular protrusion stagger mutually, the inwall lower end edge of described upper yoke is axially evenly equipped with the 3rd annular protrusion 202, described the 3rd annular protrusion 202 aligns with described the first annular protrusion, the inwall upper end edge of described lower yoke 3 is axially evenly equipped with the 4th annular protrusion 301, described the 4th annular protrusion and described the first annular protrusion stagger mutually, the inwall lower end edge of described lower yoke is axially evenly equipped with the 5th annular protrusion 302, described the 5th annular protrusion 302 aligns with described the first annular protrusion, and described the second annular protrusion, the 3rd annular protrusion, the 4th annular protrusion, the 5th annular protrusion are identical with the width of described the first annular protrusion.
Further, described housing 1 is outer is provided with waterproof jacket 7, between described waterproof jacket 7 and described push rod 5, is provided with sealing lip 701.
Further, described linear bearing can substitute with sliding bearing.
Further, the inwall of described upper yoke 2 offers first ring connected in star, is provided with the first magnetism-isolating loop 8 in described first ring connected in star, and described first is wound with the first coil 9 in magnetic.
Further, the inwall of described lower yoke 3 offers the second annular groove, is provided with the second magnetism-isolating loop 10 in described the second annular groove, and described second is wound with the second coil 11 in magnetic.
Further, on the opposite face of described upper yoke and described lower yoke, offer cannelure, described permanent magnet is arranged in described cannelure.
(3) beneficial effect
The utility model direct drive type electro magnet, simple in structure, lightweight, inertia is little, and fast response time and precision are high, have waterproof effect, can in moist operating mode, use long service life.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model direct drive type electro magnet;
Fig. 2 is A portion enlarged drawing in Fig. 1;
Fig. 3 is B portion enlarged drawing in Fig. 1.
Embodiment
Consult Fig. 1～Fig. 3, the utility model provides a kind of direct drive type electro magnet, comprise housing 1, upper yoke 2, lower yoke 3, permanent magnet 4, push rod 5 and armature 6, upper yoke 2 in the present embodiment, lower yoke 3 and armature 6 are annular and coaxially arrange, push rod 5 is slidably mounted in housing 1 by linear bearing or sliding bearing, the head of this push rod 5 extends to outside housing 1, armature 6 is fixed on push rod 5, be evenly equipped with vertically the first annular protrusion 601 at the sidewall of armature 6, upper yoke 2 and lower yoke 3 are fixed in housing 1, permanent magnet 4 is fixed between yoke 2 and lower yoke 3, and this permanent magnet 4 magnetizes vertically, in upper yoke 2 and lower yoke 3, be equipped with coil, axially be evenly equipped with the second annular protrusion 201 at the inwall upper end edge of upper yoke 2, this second annular protrusion and the first annular protrusion stagger mutually, axially be evenly equipped with the 3rd annular protrusion 202 at the inwall lower end edge of upper yoke, the 3rd annular protrusion 202 aligns with the first annular protrusion, axially be evenly equipped with the 4th annular protrusion 301 at the inwall upper end edge of lower yoke 3, the 4th annular protrusion and the first annular protrusion stagger mutually, axially be evenly equipped with the 5th annular protrusion 302 at the inwall lower end edge of lower yoke, the 5th annular protrusion 302 aligns with the first annular protrusion, meanwhile, the second annular protrusion, the 3rd annular protrusion, the 4th annular protrusion, the 5th annular protrusion are identical with the width of the first annular protrusion, in order to use in moist operating mode, improve useful life, outside housing 1, be provided with waterproof jacket 7, and be provided with sealing lip 701 between this waterproof jacket 7 and push rod 5, for fear of magnetic disturbance, offer first ring connected in star at the inwall of upper yoke 2, in first ring connected in star, be provided with the first magnetism-isolating loop 8, in magnetic, be wound with the first coil 9 first, simultaneously offer the second annular groove at the inwall of lower yoke 3, in this second annular groove, be provided with the second magnetism-isolating loop 10, second in magnetic, be wound with the second coil 11 at this, in order to improve the effect that magnetizes, on the opposite face of upper yoke and lower yoke, offer cannelure, permanent magnet is arranged in this cannelure.
The utility model direct drive type electro magnet, simple in structure, lightweight, inertia is little, and fast response time and precision are high, have waterproof effect, can in moist operating mode, use long service life.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (6)
1. a direct drive type electro magnet, it is characterized in that: comprise housing (1), upper yoke (2), lower yoke (3), permanent magnet (4), push rod (5) and armature (6), described upper yoke (2), lower yoke (3) and armature (6) are annular and coaxially arrange, described push rod (5) is slidably mounted in described housing (1) by linear bearing, the head of described push rod (5) extends to outside described housing (1), described armature (6) is fixed on described push rod (5), the sidewall of described armature (6) is evenly equipped with the first annular protrusion vertically, described upper yoke (2) and described lower yoke (3) are fixed in described housing (1), described permanent magnet (4) is fixed between described upper yoke (2) and described lower yoke (3), described permanent magnet (4) magnetizes vertically, in described upper yoke (2) and described lower yoke (3), be equipped with coil, the inwall upper end edge of described upper yoke (2) is axially evenly equipped with the second annular protrusion, described the second annular protrusion and described the first annular protrusion stagger mutually, the inwall lower end edge of described upper yoke is axially evenly equipped with the 3rd annular protrusion, described the 3rd annular protrusion aligns with described the first annular protrusion, the inwall upper end edge of described lower yoke (3) is axially evenly equipped with the 4th annular protrusion, described the 4th annular protrusion and described the first annular protrusion stagger mutually, the inwall lower end edge of described lower yoke is axially evenly equipped with the 5th annular protrusion, described the 5th annular protrusion aligns with described the first annular protrusion, and described the second annular protrusion, the 3rd annular protrusion, the 4th annular protrusion, the 5th annular protrusion are identical with the width of described the first annular protrusion.
2. direct drive type electro magnet as claimed in claim 1, is characterized in that: described housing (1) is outer is provided with waterproof jacket (7), between described waterproof jacket (7) and described push rod (5), is provided with sealing lip.
3. direct drive type electro magnet as claimed in claim 1, is characterized in that: described linear bearing can substitute with sliding bearing.
4. direct drive type electro magnet as claimed in claim 1, it is characterized in that: the inwall of described upper yoke (2) offers first ring connected in star, in described first ring connected in star, be provided with the first magnetism-isolating loop (8), described first is wound with the first coil (9) in magnetic.
5. direct drive type electro magnet as claimed in claim 1, it is characterized in that: the inwall of described lower yoke (3) offers the second annular groove, in described the second annular groove, be provided with the second magnetism-isolating loop (10), described second is wound with the second coil (11) in magnetic.
6. direct drive type electro magnet as claimed in claim 1, is characterized in that: on the opposite face of described upper yoke and described lower yoke, offer cannelure, described permanent magnet is arranged in described cannelure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420362719.5U CN203950629U (en) | 2014-07-02 | 2014-07-02 | A kind of direct drive type electro magnet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420362719.5U CN203950629U (en) | 2014-07-02 | 2014-07-02 | A kind of direct drive type electro magnet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203950629U true CN203950629U (en) | 2014-11-19 |
Family
ID=51892651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420362719.5U Expired - Fee Related CN203950629U (en) | 2014-07-02 | 2014-07-02 | A kind of direct drive type electro magnet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203950629U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109944443A (en) * | 2019-03-29 | 2019-06-28 | 西京学院 | A kind of non-porous template is to pull system |
-
2014
- 2014-07-02 CN CN201420362719.5U patent/CN203950629U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109944443A (en) * | 2019-03-29 | 2019-06-28 | 西京学院 | A kind of non-porous template is to pull system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141119 Termination date: 20150702 |
|
| EXPY | Termination of patent right or utility model |