CN202905357U - Electromagnet with regulating spring - Google Patents
Electromagnet with regulating spring Download PDFInfo
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- CN202905357U CN202905357U CN 201220591336 CN201220591336U CN202905357U CN 202905357 U CN202905357 U CN 202905357U CN 201220591336 CN201220591336 CN 201220591336 CN 201220591336 U CN201220591336 U CN 201220591336U CN 202905357 U CN202905357 U CN 202905357U
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- spring
- electromagnet
- iron core
- support
- core
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Abstract
An electromagnet with a regulating spring is applied to contactors and various control or protection electrical devices and comprises a I-shaped or C-shaped core, a core limiting support, a coil fixed on the support, at least one yoke component, and a spring fixed in the core, wherein the yoke components opposite to the core are fixed on the support. The electromagnet is characterized by further comprising a spring regulator which comprises a guide segment and a threaded segment. The threaded segment is adjustably fixed on one side of the electromagnet in a threaded manner. The guide segment extends up in the vertical direction into the core. A spring is sleeved on the guide segment. One end of the spring is abutted to the core or the support, and the other end of the spring is abutted to the threaded segment. The electromagnet has the advantages that the spring is disposed on the spring regulator, elongation of the spring is controlled by adjusting the spring regulator so as to adjust spring force and reduce a difference between the spring force and external counterforce; the electromagnet is small in actuating force range, error is reduced, and stability of an electromagnetic drive system is guaranteed.
Description
Technical field
The utility model relates to a kind of electromagnet, is specifically related to a kind of electromagnet with regulating spring that is applied on contactor, various control or the protection electrical equipment
Background technology
As everyone knows, electromagnet is widely used in various controls or the protection electrical equipment as a kind of driving element.
See also Fig. 1, electromagnet comprises movement parts (iron core 1 or armature), static element (yoke component 4 or static iron core), coil 3, elastic component (spring 5) and fixed support 2.Described spring 5 is installed in the support 2 and is positioned at the below of described iron core 1, is used for driving described iron core 1 action.When coil 3 energising, form electromagnetic force between iron core 1 and the yoke component 4, iron core 1 overcomes the actuating force of spring 5 and moves to yoke component 4 directions; When coil 3 outage, iron core 1 under the driving of spring 5 to moving away from yoke component 4 directions.
Please continue to consult Fig. 1, the spring force F of spring 5
1
Main driving force as movement parts need to overcome external springs counter-force F
2
The motion acting.For example, with spring force F
1
Be 15N, outside counter-force F
2
Be 9N, spring force error 10% is example, and the power difference is 6N, and the electromagnet action force need overcome above-mentioned power difference, and electromagnet could move, but the domain of walker 3.6 ~ 8.4N of electromagnet action force, error has reached-40% ~ 40%, and the control precision difficulty is very big.
In view of above-mentioned existing problems, the applicant has carried out actively and effectively attempting, and technical scheme described below produces under this background
Summary of the invention
Task of the present utility model is that a kind of electromagnet with regulating spring will be provided, and it can not only effectively solve the large problem of spring force error range, and makes simple, easy for installation.
Task of the present utility model is done in such a way that a kind of electromagnet with regulating spring, comprises the iron core of " worker " type or " C " type; One is used for limiting the support of described iron core; One is fixed in the coil on the described support; At least one yoke component that is fixed in core configuration on the support and relative; One is positioned at the spring of core interior, it is characterized in that: also comprise a spring regulating part, described spring regulating part comprises guide section and thread segment, described thread segment adjustable ground screw thread is fixed on a side of electromagnet, described guide section in the vertical direction extends to core interior, described spring housing is located on the described guide section, and an end of described spring is conflicted on described iron core or described support, the other end of described spring is conflicted on described thread segment.
In a specific embodiment of the present utility model, described electromagnet with regulating spring also comprises fixture, described fixture is fixed on support or the yoke component, described spring regulating part is connected on the fixture by thread segment, and an end of described spring is conflicted on described iron core.
In another specific embodiment of the present utility model, an end of described spring contacts on the described support, and described spring regulating part is linked on the described iron core by thread segment.
In another specific embodiment of the present utility model, described iron core comprises the middle iron core of a cylindricality and tabular upper core and the lower core that be that is positioned at middle iron core upper and lower, and the three consists of " worker " type or " C " type.
In another specific embodiment of the present utility model, described support comprises the first support and second support of relative engagement, and the first support and the second holder combination formation have the iron core die cavity that holds iron core and the coil rack that is used for fixed coil.
In also specific embodiment of the present utility model, described yoke component comprises " C " type yoke, over against permanent magnet and minute magnetic sheet of " C " type yoke mid portion configuration.
In of the present utility model and then specific embodiment, the material of described iron core is permeability magnetic material.
More of the present utility model and in specific embodiment, the material of described " C " type yoke is permeability magnetic material.
The utility model is because after adopting said structure, the beneficial effect that has: with spring fitting on the spring regulating part, by the regulating spring regulating part, the elongation of control spring, regulating spring power is dwindled the difference of spring force and outside counter-force, thus in the scope of electromagnet action force, dwindle error, guarantee the stability of electromagnet power-driven system.
Description of drawings
Fig. 1 is electromagnet structure schematic diagram in the prior art.
Fig. 2 is the whole explosive view of the electromagnet of the utility model one embodiment.
Fig. 3 is the structural representation of the utility model one embodiment medi-spring regulating part.
Fig. 4 is the electromagnet structure schematic diagram of another embodiment of the utility model.
Among the figure: 1. iron core, iron cores, 12. upper cores, 13. lower cores in the middle of 11.; 2. support, 21. first supports, 22. second supports; 3. coil; 4. yoke component, 41. " C " type yoke, 42. permanent magnets, 43. minutes magnetic sheets; 5. spring; 6. spring regulating part, 61. guide sections, 62. thread segments; 7. fixture.
Embodiment
For the auditor that the makes Patent Office especially public can be expressly understood technical spirit of the present utility model and beneficial effect more, the applicant general elaborates by reference to the accompanying drawings in the mode of embodiment below, but all be not restriction to the present invention program to the description of embodiment, any according to the utility model design done only for pro forma but not substantial equivalent transformation all should be considered as the technical solution of the utility model category.
See also Fig. 2, Fig. 3, in an embodiment of the present utility model, described electromagnet comprises iron core 1, support 2, coil 3, yoke component 4, spring 5, spring regulating part 6 and fixture 7, iron core 1 comprise iron core 11 in the middle of the cylindricality and be positioned in the middle of iron core 11 upper and lowers and be tabular upper core 12 and lower core 13, the three consists of " worker " type, material is permeability magnetic material, such as silicon steel sheet, steel plate etc.Support 2 comprises that the first support 21 of relative engagement and the second support 22, the first supports 21 and the second support 22 constitute and have the iron core die cavity that holds iron core 1 and the coil rack that is used for fixed coil 3.Coil 3 is wound on the coil rack of support 2.Yoke component 4 comprises " C " type yoke 41, permanent magnet 42, minute magnetic sheet 43, and permanent magnet 42 and minute magnetic sheet 43 are over against the mid portion of " C " type yoke 41, and two groups of yoke component 4 relative iron core 1 configurations are fixed on the support 2.Fixture 7 is positioned at yoke component 4 bottoms, is used for cooperating spring regulating part 6.Spring 5 is located on the spring regulating part 6 for compression spring sleeve.As shown in Figure 3, spring regulating part 6 is made of thread segment 62 and guide section 61, spring regulating part 6 is connected on the fixture 7 by thread segment 62, be arranged with spring 5 on the guide section 61, one end of described spring 5 conflict on the described iron core 1, the other end of spring 5 conflicts on the thread segment 62 at described spring regulating part 6, described fixture 7 is fixed on support 2 or the yoke component 4.
See also Fig. 4, in another embodiment of the present utility model, one end of described spring 5 contacts on the described support 2, the other end of described spring 5 is conflicted on spring regulating part 6, the stiff end of described spring regulating part 6 has thread segment 62, spring regulating part 6 is linked on the described iron core 1 by thread segment 62, and all the other are with the description to embodiment 1.
Application examples:
Narrate operation principle of the present utility model below in conjunction with each figure:
During coil 3 energising, form electromagnetic force between iron core 1 and the yoke component 4, iron core 1 overcomes the actuating force of spring 5 to the direction motion of yoke component 4.During coil 3 outage, iron core 1 moves to the direction away from yoke component 4 under the driving of spring 5.In above-described embodiment spring 5 is installed on the spring regulating part 6, by regulating spring regulating part 6, the elongation of control spring 5, regulating spring power is dwindled the difference of spring force and outside counter-force, thus in the scope of electromagnet action force, dwindle error, guarantee the stability of electromagnet power-driven system
Claims (8)
1.
A kind of electromagnet with regulating spring comprises the iron core (1) of " worker " type or " C " type; One is used for limiting the support (2) of described iron core (1); One is fixed in the coil (3) on the described support (2); At least one yoke component (4) that is fixed in iron core (1) configuration on the support (2) and relative; One is positioned at the inner spring (5) of iron core (1), it is characterized in that: also comprise a spring regulating part (6), described spring regulating part (6) comprises guide section (61) and thread segment (62), described thread segment (62) adjustable ground screw thread is fixed on a side of electromagnet, described guide section (61) in the vertical direction extends to iron core (1) inside, described spring (5) is set on the described guide section (61), and an end of described spring (5) is conflicted on described iron core (1) or described support (2), the other end of described spring (5) is conflicted on described thread segment (62).
2.
Electromagnet with regulating spring according to claim 1, it is characterized in that described electromagnet with regulating spring also comprises fixture (7), described fixture (7) is fixed on support (2) or the yoke component (4), described spring regulating part (6) is connected on the fixture (7) by thread segment (62), and an end of described spring (5) is conflicted on described iron core (1).
3.
Electromagnet with regulating spring according to claim 1, an end that it is characterized in that described spring (5) contacts on the described support (2), and described spring regulating part (6) is linked on the described iron core (1) by thread segment (62).
4.
Electromagnet with regulating spring according to claim 1, it is characterized in that described iron core (1) comprises the middle iron core (11) of a cylindricality and tabular upper core (12) and the lower core (13) that be that is positioned at middle iron core (11) upper and lower, the three consists of " worker " type or " C " type.
5.
Electromagnet with regulating spring according to claim 1, it is characterized in that described support (2) comprises the first support (21) and second support (22) of relative engagement, the first support (21) and the second support (22) constitute to have the iron core die cavity that holds iron core (1) and the coil rack that is used for fixed coil (3).
6.
Electromagnet with regulating spring according to claim 1, it is characterized in that described yoke component (4) comprise " C " type yoke (41), over against the permanent magnet (42) of " C " type yoke (41) mid portion configuration with divide magnetic sheet (43).
7.
Electromagnet with regulating spring according to claim 1, the material that it is characterized in that described iron core (1) is permeability magnetic material.
8.
Electromagnet with regulating spring according to claim 1, the material that it is characterized in that described " C " type yoke (41) is permeability magnetic material
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220591336 CN202905357U (en) | 2012-11-12 | 2012-11-12 | Electromagnet with regulating spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220591336 CN202905357U (en) | 2012-11-12 | 2012-11-12 | Electromagnet with regulating spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202905357U true CN202905357U (en) | 2013-04-24 |
Family
ID=48125996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220591336 Expired - Lifetime CN202905357U (en) | 2012-11-12 | 2012-11-12 | Electromagnet with regulating spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202905357U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104051123A (en) * | 2014-06-09 | 2014-09-17 | 常熟开关制造有限公司(原常熟开关厂） | Electromagnet structure |
-
2012
- 2012-11-12 CN CN 201220591336 patent/CN202905357U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104051123A (en) * | 2014-06-09 | 2014-09-17 | 常熟开关制造有限公司(原常熟开关厂） | Electromagnet structure |
| CN104051123B (en) * | 2014-06-09 | 2016-03-23 | 常熟开关制造有限公司(原常熟开关厂） | Electromagnet structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130424 |
|
| CX01 | Expiry of patent term |