CN213211854U - Electromagnetic driving mechanism - Google Patents
Electromagnetic driving mechanism Download PDFInfo
- Publication number
- CN213211854U CN213211854U CN202022531427.8U CN202022531427U CN213211854U CN 213211854 U CN213211854 U CN 213211854U CN 202022531427 U CN202022531427 U CN 202022531427U CN 213211854 U CN213211854 U CN 213211854U
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- shell
- coil
- iron core
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- wall
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 45
- 230000011218 segmentation Effects 0.000 claims abstract description 26
- 238000004804 winding Methods 0.000 claims abstract description 9
- 238000010438 heat treatment Methods 0.000 claims abstract description 5
- 230000005389 magnetism Effects 0.000 claims description 10
- 230000003068 static effect Effects 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 238000002955 isolation Methods 0.000 claims 2
- 230000005611 electricity Effects 0.000 claims 1
- 239000006185 dispersion Substances 0.000 abstract description 4
- 230000005284 excitation Effects 0.000 description 8
- 230000017525 heat dissipation Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
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Abstract
An electromagnetic driving mechanism belongs to the technical field of electromagnetic driving, and particularly relates to an electromagnetic driving mechanism. The utility model provides an electromagnetic driving mechanism that heat dispersion is good. The utility model discloses a shell 3, 3 outer walls of its characterized in that shell have a plurality of shell heating panels 1 along 3 circumferencial direction evenly distributed of shell, 3 length direction one ends of shell are provided with first end cover 2, the 3 length direction other ends of shell are provided with second end cover 13, the inboard of first end cover 2 is provided with quiet iron core 5, the winding in the quiet iron core 5 outside has first segmentation coil 4, second end cover 13 middle part is provided with the through-hole, through-hole department is provided with connection end 14, it links to each other with the 10 lower extreme middle parts of moving iron core in the shell 3 to connect 14 upper ends of end, it is greater than the through-hole size to move terminal size under the iron core 10, the inboard winding that moves the iron core 10 outside of shell has second segmentation coil 9, first segmentation coil 4 is connected with.
Description
Technical Field
The utility model belongs to the technical field of the electromagnetic drive, especially, relate to an electromagnetic drive mechanism.
Background
Currently, an electromagnetic driving mechanism (such as an electromagnetic valve, a coil is energized to drive the movable iron core 10 to move up and down to realize a switch) is widely applied to electric products in life. With the rapid development of the heavy industry of ships, rail transit and aerospace aviation, the related products of the electromagnetic driving mechanism suitable for the occasions are continuously emerging, and besides the basic requirement of reliable action, the appearance of high-temperature and other extreme working conditions also provides new requirements for the long-time operation reliability and the service life of the electromagnetic driving mechanism under the extreme working conditions. When the electromagnetic driving mechanism operates at high temperature, the temperature rise of the coil can be increased due to heat conduction and convection, so that the electromagnetic mechanism cannot be reliably attracted, and a corresponding electric appliance product cannot reliably work.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to above-mentioned problem, provide an electromagnetic drive mechanism that heat dispersion is good.
For realizing above-mentioned purpose, the utility model discloses a following technical scheme, the utility model discloses a shell 3, 3 outer walls of its characterized in that shell have a plurality of shell heating panels 1 along 3 circumferencial direction evenly distributed of shell, 3 length direction one ends of shell are provided with first end cover 2, the 3 length direction other ends of shell are provided with second end cover 13, the inboard of first end cover 2 is provided with quiet iron core 5, the winding in the 5 outside of quiet iron core has first segmentation coil 4, second end cover 13 middle part is provided with the through-hole, through-hole department is provided with connection end 14, it links to each other with the interior iron core 10 lower extreme middle part that moves of shell 3 to connect the 14 upper end of end, it is greater than the through-hole size to move terminal size under the iron core 10, the inboard iron core 10 outside winding that moves of shell 3 has second segmentation coil 9, first segmentation.
As a preferred scheme, the housing heat dissipation plate 1 of the present invention is a rectangular heat dissipation plate with the length the same as that of the housing 3.
As another preferable scheme, the number of turns of the first segment coil 4 and the second segment coil 9 is equal.
In another preferred embodiment, the first end cap 2 is a circular plate, and the second end cap 13 is a circular ring.
As another preferred scheme, be provided with middle part heat conduction ring 6 in shell 3 between first segmentation coil 4 and the second segmentation coil 9, 6 outer walls in middle part heat conduction ring link to each other with 3 inner walls of shell.
As another kind of preferred scheme, quiet iron core is cylindric, and the inner outer wall of quiet iron core is sunken to the center, and this depressed place cover has at a distance from magnetic ring 8, and 8 lower extremes at a distance from magnetic ring expose quiet iron core lower extreme and extend to the 10 upper ends outsides of movable iron core.
As another preferred scheme, be provided with coil skeleton 11 between segmentation coil and the iron core, segmentation coil winding is on coil skeleton 11.
As another preferred scheme, the coil frame 11 of the present invention includes a cylindrical body in the middle and an annular body extending from both ends to the outside, the magnetism isolating ring 8, the static iron core 5 and the movable iron core 10 are disposed inside the cylindrical body, the middle heat conducting ring 6 is disposed outside the cylindrical body, and the inner wall of the middle heat conducting ring 6 is connected with the outer wall of the cylindrical body;
the outer end face of the annular body on one side is connected with the inner side of the first end cover 2, the outer end face of the annular body on the other side is connected with the inner side of the second end cover 13, and the outer wall of the annular body is connected with the inner wall of the shell 3;
as another preferred scheme, coil skeleton 11 adopts non-magnetic metal framework.
As another preferred scheme, the utility model discloses middle part heat conduction ring 6 adopts non-magnetic metal ring.
Secondly, the movable iron core 10 and the connection end 14 are cylindrical bodies.
Additionally, middle part heat conduction ring 6 has equal interval with first segmentation coil 4, second segmentation coil 9.
The utility model has the advantages of.
The utility model discloses 3 outer walls of shell have a plurality of shell heating panels 1 along 3 circumferencial direction evenly distributed of shell, can improve electromagnetic drive mechanism's heat dispersion.
The utility model discloses a segmentation coil structure compares with unsegmented coil and has increased the heat radiating area of coil (a plurality of two cooling surfaces, one is first segmentation coil 4's lower terminal surface, and another is second segmentation coil 9's up end), makes the heat dispersion of coil better.
Drawings
The present invention will be further described with reference to the accompanying drawings and the following detailed description. The scope of protection of the present invention is not limited to the following description.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the present invention.
Detailed Description
As shown in the figure, the utility model discloses a shell 3, 3 outer walls of shell have a plurality of shell heating panels 1 along 3 circumferencial direction evenly distributed of shell, 3 length direction one ends of shell are provided with first end cover 2, the 3 length direction other ends of shell are provided with second end cover 13, the inboard of first end cover 2 is provided with quiet iron core 5, the winding in the quiet iron core 5 outside has first segmentation coil 4, second end cover 13 middle part is provided with the through-hole, through-hole department is provided with connection end 14, it links to each other with the interior iron core 10 lower extreme middle part that moves of shell 3 to connect 14 upper ends, move under the iron core 10 terminal dimension and be greater than the through-hole size, the inboard iron core 10 outside winding that moves of shell has second segmentation coil 9, first segmentation coil 4 is connected with second.
The movable iron core 10 drives the lower mechanism to move in the processes of attracting and releasing to complete the required action by being connected with the lower mechanism through a connecting end 14, wherein the lower mechanism is not shown in the attached drawing 1.
The connecting terminal 14 and the plunger 10 may be connected by a screw thread.
Holes may be formed in the bobbin 11 and the second end cap 13 to electrically connect the coil to an external excitation source, and 12 is a coil end connection wire.
The utility model discloses the modular design of coil segmentation makes the coil more convenient in the installation, and promotes and is applicable to the more electromagnetic mechanism of coil number of turns, does benefit to manufacturing enterprise and regards as minimum coil unit with the segmentation coil, makes up the number of confirming minimum coil unit as required to in the mass production, the modularization installation, when taking place turn-to-turn short circuit or other coil trouble, easy troubleshooting and replacement trouble coil, convenient maintenance, reduce cost.
The shell heat dissipation plate 1 can be made of aluminum plates, and the shell 3 can be made of electrician pure iron.
The first end cover 2 and the static iron core 5 can be processed into a whole, so that the production and the processing are convenient.
The housing heat sink 1 is a rectangular heat sink having the same length as the housing 3.
The first segment coil 4 and the second segment coil 9 have the same number of turns. The sum of the turns of the coil is the number of turns of the coil before non-segmentation, the sum of the resistances of the two segments of coils is equal to the resistance of the main coil, the generated magnetic potential is the same as that of the coil before non-segmentation, and enough electromagnetic driving force is kept. The first segmented coil 4 and the second segmented coil 9 are wound in the same mode, the coil is integrally connected with an excitation source through an end connecting wire, and the excitation source controls the power on-off condition of the coil.
The first end cap 2 is in a shape of a circular plate, and the second end cap 13 is in a shape of a circular ring.
A middle heat conduction ring 6 is arranged between the first segmented coil 4 and the second segmented coil 9 in the shell 3, and the outer wall of the middle heat conduction ring 6 is connected with the inner wall of the shell 3. The coils at the two ends are separated by the middle heat conduction ring 6, so that the internal heat dissipation area is increased, and the heat dissipation effect is more obvious. The middle heat conducting ring enables the heat of the coil to be transferred to the shell heat dissipation plate 1 more quickly.
The static iron core is cylindrical, the outer wall of the inner end of the static iron core is sunken towards the center, the sunken part is sleeved with a magnetism isolating ring 8, and the lower end of the magnetism isolating ring 8 is exposed out of the lower end of the static iron core and extends to the outer side of the upper end of the movable iron core 10. The magnetism isolating ring 8 is arranged, so that the electromagnetic attraction generated by the electromagnetic mechanism is larger under given excitation, and the action of the electromagnetic mechanism is more facilitated. The material of the magnetism isolating ring 8 is non-magnetic conductive material, and can be aluminum ring.
The upper end of the magnetism isolating ring 8 can be flush with the upper end surface of the middle heat conducting ring 6, and the length of the magnetism isolating ring 8 exposed out of the lower end of the static iron core can be half of the length of the magnetism isolating ring 8.
A coil frame 11 is arranged between the segmented coil and the iron core, and the segmented coil is wound on the coil frame 11.
The coil framework 11 comprises a cylindrical body in the middle and an annular body with two ends extending outwards, the upper ends of the magnetism isolating ring 8, the static iron core 5 and the movable iron core 10 are arranged at the inner side of the cylindrical body, the middle heat conducting ring 6 is arranged at the outer side of the cylindrical body, and the inner wall of the middle heat conducting ring 6 is connected with the outer wall of the cylindrical body;
the outer end face of one ring body is connected with the inner side of the first end cover 2, the outer end face of the other ring body is connected with the inner side of the second end cover 13, and the outer wall of the ring body is connected with the inner wall of the shell 3.
The coil framework 11 adopts a non-magnetic metal framework, so that the heat dissipation effect is improved.
The middle heat-conducting ring 6 has equal intervals with the first segment coil 4 and the second segment coil 9.
The middle heat conducting ring 6 is a non-magnetic metal ring, and can be an aluminum ring.
The static iron core 5 can adopt a hollow structure, and the weight of the device is small.
In the attached drawing 2, the left side is a traditional coil non-segmented structure, the right side is a coil segmented and heat conducting ring structure improved by the application, the coil non-segmented structure is composed of a traditional non-segmented coil 15, a shell 3, a coil framework 11 and a coil end connecting wire 12, and the coil end connecting wire 12 is connected with an excitation to realize the on-off of the excitation control coil. The improved structure is divided into a first segmented coil 4 and a second segmented coil 9, the two coils (the first segmented coil 4 and the second segmented coil 9) are connected through a segmented coil middle connecting wire 7, a segmented coil middle heat-conducting ring 6 is arranged between the two coils, and a coil end connecting wire 12 is connected with an excitation in a power supply mode similar to that of the traditional structure so as to achieve on-off of the excitation control coil.
It should be understood that the above detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can still be modified or equivalently replaced to achieve the same technical effects; as long as the use requirement is satisfied, the utility model is within the protection scope.
Claims (10)
1. The utility model provides an electromagnetic driving mechanism, which comprises a housing (3), its characterized in that shell (3) outer wall has a plurality of shell heating panels (1) along shell (3) circumferencial direction evenly distributed, shell (3) length direction one end is provided with first end cover (2), shell (3) length direction other end is provided with second end cover (13), the inboard of first end cover (2) is provided with quiet iron core (5), quiet iron core (5) outside winding has first segmentation coil (4), second end cover (13) middle part is provided with the through-hole, through-hole department is provided with connection end (14), it links to each other with movable iron core (10) lower extreme middle part in shell (3) to connect end (14) upper end, terminal surface size is greater than the through-hole size under movable iron core (10), shell (3) inboard movable iron core (10) outside winding has second segmentation coil (9), first segmentation coil (4) are connected with second segmentation coil (9) electricity.
2. An electromagnetic drive according to claim 1, characterized in that the housing heat sink (1) is a rectangular heat sink having the same length as the housing (3).
3. An electromagnetic drive according to claim 1, characterized in that the first segment coil (4) and the second segment coil (9) have an equal number of turns.
4. An electromagnetic drive according to claim 1, characterized in that the first end cap (2) is disc-shaped and the second end cap (13) is ring-shaped; the movable iron core (10) and the connecting end (14) are cylindrical bodies.
5. An electromagnetic drive according to claim 1, characterized in that a middle heat conducting ring (6) is arranged in the housing (3) between the first segment coil (4) and the second segment coil (9), and the outer wall of the middle heat conducting ring (6) is connected with the inner wall of the housing (3).
6. The electromagnetic driving mechanism according to claim 1, wherein the stationary core is cylindrical, the inner end and the outer wall of the stationary core are recessed toward the center, the magnetic isolation ring (8) is disposed in the recess, and the lower end of the magnetic isolation ring (8) is exposed out of the lower end of the stationary core and extends to the outside of the upper end of the movable core (10).
7. An electromagnetic drive according to claim 5, characterized in that a bobbin (11) is arranged between the segment coil and the core, and the segment coil is wound on the bobbin (11).
8. The electromagnetic driving mechanism according to claim 7, wherein the coil bobbin (11) comprises a cylindrical body at the middle part and an annular body extending outwards at the two ends, the magnetism isolating ring (8), the static iron core (5) and the movable iron core (10) are arranged at the inner side of the cylindrical body, the middle heat conducting ring (6) is arranged at the outer side of the cylindrical body, and the inner wall of the middle heat conducting ring (6) is connected with the outer wall of the cylindrical body;
the outer end face of one ring body is connected with the inner side of the first end cover (2), the outer end face of the other ring body is connected with the inner side of the second end cover (13), and the outer wall of the ring body is connected with the inner wall of the shell (3).
9. An electromagnetic drive according to claim 7, characterized in that said bobbin (11) is a non-magnetically conductive metal bobbin; the middle heat conduction ring (6) adopts a non-magnetic metal ring.
10. An electromagnetic drive according to claim 5, characterized in that the central heat conducting ring (6) is equally spaced from the first (4) and second (9) segment coils.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022531427.8U CN213211854U (en) | 2020-11-05 | 2020-11-05 | Electromagnetic driving mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022531427.8U CN213211854U (en) | 2020-11-05 | 2020-11-05 | Electromagnetic driving mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213211854U true CN213211854U (en) | 2021-05-14 |
Family
ID=75827813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022531427.8U Expired - Fee Related CN213211854U (en) | 2020-11-05 | 2020-11-05 | Electromagnetic driving mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213211854U (en) |
-
2020
- 2020-11-05 CN CN202022531427.8U patent/CN213211854U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210514 |