CN208422552U - Electromagnetic coil with dual magnetic permeability structure - Google Patents
Electromagnetic coil with dual magnetic permeability structure Download PDFInfo
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- CN208422552U CN208422552U CN201821394684.8U CN201821394684U CN208422552U CN 208422552 U CN208422552 U CN 208422552U CN 201821394684 U CN201821394684 U CN 201821394684U CN 208422552 U CN208422552 U CN 208422552U
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- iron core
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- cylindrical body
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- channel
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Abstract
The utility model discloses the electromagnetic coils with dual magnetic permeability structure, skeleton including being wound with coil, the interior perforation of skeleton are equipped with channel, are equipped with static iron core and dynamic iron core in channel, skeleton external frame is equipped with bracket, and the both ends that bracket is located at skeleton are respectively equipped with the first magnetic conductive board and the second magnetic conductive board；The outside of bracket is equipped with plastic material；Dynamic iron core is equipped with integrally formed bulb in the extension end for being located at skeleton.Dynamic iron core includes the first cylindrical body and the second cylindrical body sequentially arranged along bulb to static iron core, and the diameter of the first cylindrical body is greater than the second cylindrical body；The limit convex that the first cylindrical body of limitation passes through is equipped in channel；Spring is equipped between limit convex and the second cylindrical body.After coil is powered, coil generates magnetic force, is attracted dynamic iron core and static iron core, to play switch motion.The utility model topology layout is rationally, magnetic permeability increase by 50% or so, the power of coil is small, reduces the characteristics of calorific value, energy-saving safe.
Description
Technical field
The utility model relates to the structures of Electromagnetic Control field, especially solenoid valve control, specifically have dual
The electromagnetic coil of magnetic permeability structure.
Background technique
Safety valve is that opening and closing element is in normally off under by external force, is surpassed when the pressure medium in equipment or pipeline increases
When crossing specified value, by outside system discharge medium come to prevent pressure medium in pipeline or equipment be more than the particular usage valve of specified value
Door.Safety valve belongs to automatic valve class, is mainly used for boiler, on pressure vessels and pipes, and control pressure is no more than specified value, to people
Body safety and equipment have run important protective effect.
Traditional structure is more conventional, and coil power is big, and coil heating is high, and coil burning is easy under conditions of bad environments
It ruins.
Summary of the invention
Technical problem to be solved in the utility model be in view of the above-mentioned state of the art, and provide topology layout conjunction
Reason, magnetic permeability are big, the power of coil is small, reduce the electromagnetic coil with dual magnetic permeability structure of calorific value, energy-saving safe.
Technical solution adopted by the utility model to solve the above technical problems is as follows: the electromagnetism with dual magnetic permeability structure
Coil, the skeleton including being wound with coil, perforation is equipped with channel in skeleton, equipped with static iron core and dynamic iron core in channel, outside skeleton
Frame is equipped with bracket, and the both ends that bracket is located at skeleton are respectively equipped with the first magnetic conductive board and the second magnetic conductive board；The outside of bracket is equipped with packet
Plastics；Dynamic iron core is equipped with integrally formed bulb in the extension end for being located at skeleton.
To optimize above-mentioned technical proposal, the measure taken further include:
Above-mentioned dynamic iron core includes the first cylindrical body and the second cylindrical body sequentially arranged along bulb to static iron core, the
The diameter of one cylindrical body is greater than the second cylindrical body；The limit convex that the first cylindrical body of limitation passes through is equipped in channel；Limit convex and
Spring is equipped between two cylindrical bodies.
Limit convex be ring-type, and if limit convex be equipped with arterial highway along channel direction perforation setting air discharge duct, the row
Air drain is set to the periphery of the second cylindrical body.
The first O-ring is equipped between the inner wall of above-mentioned static iron core and channel or between skeleton and bracket；Skeleton and dynamic
The second O-ring is equipped between iron core or between skeleton and the second magnetic conductive board.
The first O-ring is equipped between the inner wall of above-mentioned static iron core and channel；The is equipped between skeleton and the second magnetic conductive board
Two O-rings.
The periphery of above-mentioned static iron core is equipped with the first annular slot for accommodating the first O-ring；Second magnetic conductive board, which is equipped with, to be used
In the second annular groove for accommodating the second O-ring.
Above-mentioned bracket is the horseshoe-shaped structure that skeleton is covered in from one end of static iron core, and the second magnetic conductive board is equipped with horizontal hook, branch
It is provided with and the horizontal slot for hooking and being clasped.
Above-mentioned support casing is set to the periphery of the second magnetic conductive board.
Above-mentioned bulb is cylindrical body, and is all plane with the contact surface of the second magnetic conductive board.
Compared with prior art, the electromagnetic coil with dual magnetic permeability structure of the utility model, including it is wound with coil
Skeleton, perforation is equipped with channel in skeleton, static iron core and dynamic iron core is equipped in channel, skeleton external frame is equipped with bracket, bracket position
The first magnetic conductive board and the second magnetic conductive board are respectively equipped in the both ends of skeleton；The outside of bracket is equipped with plastic material；Dynamic iron core is being located at
The extension end of skeleton is equipped with integrally formed bulb.Dynamic iron core includes the first circle sequentially arranged along bulb to static iron core
The diameter of cylinder and the second cylindrical body, the first cylindrical body is greater than the second cylindrical body；The first cylindrical body of limitation is equipped in channel to pass through
Limit convex；Spring is equipped between limit convex and the second cylindrical body.When coil be powered after, coil generate magnetic force, make dynamic iron core and
Static iron core is attracted, to play switch motion.The utility model topology layout rationally, magnetic permeability increase by 50% or so the, function of coil
Rate is small, reduces the characteristics of calorific value, energy-saving safe.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the utility model；
Fig. 2 is the schematic diagram of internal structure of the utility model；
Fig. 3 is the decomposition diagram of Fig. 1；
Fig. 4 is the further decomposition diagram of Fig. 3；
Fig. 5 is Fig. 3 middle skeleton schematic diagram of internal structure；
Fig. 6 is the decomposition diagram of the utility model skeleton, static iron core and dynamic iron core.
Specific embodiment
The embodiments of the present invention are described in further detail below in conjunction with attached drawing.
Appended drawing reference therein are as follows: plastic material 1, the first magnetic conductive board 2, bracket 3, slot 3a, skeleton 4, channel 4a, limit convex
41, air discharge duct 41a, coil 5, static iron core 6, the first O-ring 61, first annular slot 61a, dynamic iron core 7, the circle of bulb 71, first
Cylinder 72, the second cylindrical body 73, the second magnetic conductive board 8, horizontal hook 8a, the second O-ring 81, the second annular groove 81a, spring 9.
Fig. 1 to Fig. 6 is the structural schematic diagram of the utility model, as shown, the utility model has dual magnetic permeability
The electromagnetic coil of structure, the skeleton 4 including being wound with coil 5, the interior perforation of skeleton 4 are equipped with channel 4a, are equipped with static iron core 6 in the 4a of channel
With dynamic iron core 7,4 external frame of skeleton is equipped with bracket 3, and the both ends that bracket 3 is located at skeleton 4 are respectively equipped with the first magnetic conductive board 2 and second
Magnetic conductive board 8；The outside of bracket 3 is equipped with plastic material 1；Dynamic iron core 7 is equipped with integrally formed bulb in the extension end for being located at skeleton 4
71.5 working principle of coil: after coil 5 is powered, coil 5 generates magnetic force, is attracted dynamic iron core 7 and static iron core 6, to play
Switch motion.
The structure of the utility model, coil 5 be powered generate magnetic force after, bulb 71 make dynamic iron core 7 generate dual actuation with
Static iron core 6 is attracted, and considerably increases magnetic permeability, and magnetic permeability increases by 50% or so, can the power sharp fall of coil 5, thus
The fever of coil 5 is also greatly lowered, and also reduces energy consumption simultaneously.
As shown in Figure 4 and Figure 6, above-mentioned dynamic iron core 7 includes the first circle sequentially arranged along bulb 71 to static iron core 6
The diameter of cylinder 72 and the second cylindrical body 73, the first cylindrical body 72 is greater than the second cylindrical body 73；Limitation first is equipped in the 4a of channel
The limit convex 41 that cylindrical body 72 passes through；Spring 9 is equipped between limit convex 41 and the second cylindrical body 73.On the one hand spring 9 can help
Dynamic iron core 7 resets, and on the other hand, spring 9 can weaken shock of the dynamic iron core 7 to static iron core 6.Second cylindrical body 73 is set with channel 4a
There is gap, on the one hand for being nested with spring 9, on the other hand can prevent the long-term shock because of the second cylindrical body 73 and static iron core 6 from producing
It the shape that changes and expands 2 and is stuck in the 4a of channel.
As shown in fig. 6, limit convex 41 be ring-type, and if limit convex 41 be equipped with arterial highway along the channel direction 4a perforation setting
Air discharge duct 41a, the air discharge duct 41a are set to the periphery of second cylindrical body 73.When dynamic iron core 7 slides to static iron core 6,
Air between dynamic iron core 7 and static iron core 6 is compressed, and the air of compression can export rapidly from air discharge duct 41a, thus anti-stop iron
The sliding of core 7 is obstructed.Moisture and oil liquid outside during 7 long-term work of dynamic iron core can penetrate into the end of static iron core 6, and
Air discharge duct 41a can play the role of that oil liquid and moisture is discharged.
As shown in Fig. 2,4 and Fig. 5, between above-mentioned static iron core 6 and the inner wall of channel 4a or between skeleton 4 and bracket 3
Equipped with the first O-ring 61；The second O-ring 81 is equipped between skeleton 4 and dynamic iron core 7 or between skeleton 4 and the second magnetic conductive board 8.
First O-ring 61 and the second O-ring 81 can prevent liquid from penetrating into coil 5 in the gap between dynamic iron core 7 and skeleton 4
In.
The first O-ring 61 is equipped between the inner wall of above-mentioned static iron core 6 and channel 4a, static iron core 6 is quiet relative to channel 4a
Only, thus the first O-ring 61 is arranged between static iron core 6 and the inner wall of channel 4a can prevent moisture penetrate into skeleton 4 and bracket 3 it
Between, to avoid penetrating further into coil 5；The second O-ring 81 is equipped between skeleton 4 and the second magnetic conductive board 8, due to moving iron
Core 7 is mobile relative to channel 4a, thus the second O-ring 81 be preferably mounted at opposing stationary skeleton 4 and the second magnetic conductive board 8 it
Between.
The periphery of above-mentioned static iron core 6 is equipped with the first annular slot 61a for accommodating the first O-ring 61；Second magnetic conductive board 8
Equipped with the second annular groove 81a for accommodating the second O-ring 81.Dynamic iron core 7 is when hitting the second magnetic conductive board 8, the second magnetic conductive board 8
The second O-ring 81 can be oppressed, to further enhance the sealing effect of the second O-ring 81.
As shown in Figure 3 and Figure 4, above-mentioned bracket 3 is the horseshoe-shaped structure that skeleton 4 is covered in from one end of static iron core 6, second
Magnetic conductive board 8 is equipped with horizontal hook 8a, and bracket 3 is equipped with the slot 3a being clasped with horizontal hook 8a.Bracket 3 and the second magnetic conductive board 8 can be reliable
Connection.
As shown in Figure 3 and Figure 4, above-mentioned bracket 3 is sheathed on the periphery of the second magnetic conductive board 8.
As shown in Figure 2 and Figure 5, above-mentioned bulb 71 is cylindrical body, and is all flat with the contact surface of the second magnetic conductive board 8
Face increases magnetic permeability.
The most preferred embodiment of the utility model has illustrated, the various change or remodeling made by those of ordinary skill in the art
All without departing from the scope of the utility model.
Claims (9)
1. the electromagnetic coil with dual magnetic permeability structure, the skeleton (4) including being wound with coil (5), the skeleton (4) is interior to be passed through
It is logical to be equipped with channel (4a), static iron core (6) and dynamic iron core (7) are equipped in the channel (4a), it is characterized in that: the skeleton
(4) external frame is equipped with bracket (3), and the both ends that the bracket (3) is located at skeleton (4) are respectively equipped with the first magnetic conductive board (2) and the
Two magnetic conductive boards (8)；The outside of the bracket (3) is equipped with plastic material (1)；The dynamic iron core (7) is being located at the skeleton
(4) extension end is equipped with integrally formed bulb (71).
2. the electromagnetic coil according to claim 1 with dual magnetic permeability structure, it is characterized in that: the dynamic iron core
It (7) include the first cylindrical body (72) and the second cylindrical body (73) sequentially arranged along bulb (71) to static iron core (6), it is described
The first cylindrical body (72) diameter be greater than second cylindrical body (73)；The first circle of limitation is equipped in the channel (4a)
The limit convex (41) that cylinder (72) passes through；Spring is equipped between the limit convex (41) and second cylindrical body (73)
(9)。
3. the electromagnetic coil according to claim 2 with dual magnetic permeability structure, it is characterized in that: the limit convex
It (41) is ring-type, and the limit convex (41) penetrates through the air discharge duct (41a) being arranged along the channel direction (4a) if being equipped with arterial highway,
The air discharge duct (41a) is set to the periphery of second cylindrical body (73).
4. the electromagnetic coil according to claim 3 with dual magnetic permeability structure, it is characterized in that: the static iron core
(6) it is O-shaped that first is equipped between the inner wall of the channel (4a) or between the skeleton (4) and the bracket (3)
It encloses (61)；Between the skeleton (4) and the dynamic iron core (7) or the skeleton (4) and second magnetic conductive board
(8) the second O-ring (81) are equipped between.
5. the electromagnetic coil according to claim 4 with dual magnetic permeability structure, it is characterized in that: the static iron core
(6) the first O-ring (61) are equipped between the inner wall of the channel (4a)；The skeleton (4) and second magnetic conduction
The second O-ring (81) are equipped between plate (8).
6. the electromagnetic coil according to claim 5 with dual magnetic permeability structure, it is characterized in that: the static iron core
(6) periphery is equipped with the first annular slot (61a) for accommodating first O-ring (61)；Second magnetic conductive board (8)
Equipped with the second annular groove (81a) for accommodating second O-ring (81).
7. the electromagnetic coil according to claim 6 with dual magnetic permeability structure, it is characterized in that: the bracket (3)
For the horseshoe-shaped structure for covering in skeleton (4) from one end of static iron core (6), second magnetic conductive board (8) is equipped with horizontal hook (8a), institute
The bracket (3) stated is equipped with the slot (3a) being clasped with the horizontal hook (8a).
8. the electromagnetic coil according to claim 7 with dual magnetic permeability structure, it is characterized in that: the bracket (3)
It is sheathed on the periphery of second magnetic conductive board (8).
9. the electromagnetic coil according to claim 8 with dual magnetic permeability structure, it is characterized in that: the bulb
(71) it is cylindrical body, and is all plane with the contact surface of second magnetic conductive board (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821394684.8U CN208422552U (en) | 2018-08-28 | 2018-08-28 | Electromagnetic coil with dual magnetic permeability structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821394684.8U CN208422552U (en) | 2018-08-28 | 2018-08-28 | Electromagnetic coil with dual magnetic permeability structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208422552U true CN208422552U (en) | 2019-01-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821394684.8U Active CN208422552U (en) | 2018-08-28 | 2018-08-28 | Electromagnetic coil with dual magnetic permeability structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108735419A (en) * | 2018-08-28 | 2018-11-02 | 星宇电子(宁波)有限公司 | Electromagnetic coil with dual magnetic permeability structure |
-
2018
- 2018-08-28 CN CN201821394684.8U patent/CN208422552U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108735419A (en) * | 2018-08-28 | 2018-11-02 | 星宇电子(宁波)有限公司 | Electromagnetic coil with dual magnetic permeability structure |
| CN108735419B (en) * | 2018-08-28 | 2024-03-26 | 星宇电子(宁波)有限公司 | Electromagnetic coil with double magnetic force guiding structure |
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