CN209544176U - A kind of permanent magnet mechanism can be improved switch unfailing performance - Google Patents
A kind of permanent magnet mechanism can be improved switch unfailing performance Download PDFInfo
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- CN209544176U CN209544176U CN201822022947.9U CN201822022947U CN209544176U CN 209544176 U CN209544176 U CN 209544176U CN 201822022947 U CN201822022947 U CN 201822022947U CN 209544176 U CN209544176 U CN 209544176U
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- iron core
- permanent magnet
- dynamic iron
- switch
- yoke
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- 230000007246 mechanism Effects 0.000 title claims abstract description 35
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 47
- 238000009434 installation Methods 0.000 claims abstract description 16
- 230000036632 reaction speed Effects 0.000 abstract description 5
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 241000469816 Varus Species 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Electromagnets (AREA)
Abstract
The permanent magnet mechanism that can be improved switch unfailing performance of the utility model, including coaxial mounted dynamic iron core, coil rack, electromagnetic coil, inner yoke, permanent magnet, outer yoke set, lower yoke cover board, dynamic iron core main body section, which is internally provided with from bottom end, to be upwardly extended, is provided with the installation base that can cooperate limit with coil rack inner cavity in the middle part of the hollow cavity lower yoke cover board of upper end closed, is equipped with the compressed spring extended upwardly into dynamic iron core hollow cavity on installation base；Compressed spring is moved up by elastic-restoring force auxiliary pushing dynamic iron core along coil rack inner hole when electromagnetic coil energization reversely discharges, driving switch contact action mechanism executes separating brake movement, reaction speed is fast, it is accurate that dynamic iron core exits position, switch is flexible, ensure thorough separating brake, structure is simple, easy to operate.
Description
Technical field
The utility model relates to the permanent magnet mechanisms that can be improved switch unfailing performance a kind of in low-voltage electrical technical field.
Background technique
The movement of control and protective switch divide-shut brake, permanent magnet mechanism one are often executed in low voltage electrical equipment by permanent magnet mechanism
As by the structures cooperation such as electromagnetic coil, iron core, permanent magnet and magnetic yoke realize that on-off switch stroke, conventional electromagnetic coil need
Energized state is remained at, waste of energy is caused；Although in the prior art electricity can be disconnected after electromagnetic coil is powered and is attracted
Source only keeps switch "on" position by the magnetic action power of iron core and permanent magnet, but reaction speed during combined floodgate, separating brake
Degree is slow, and the current flowing time is short when reversed quick release, there is iron core when instantaneously exiting and exits that not in place, switch is inflexible asks
Topic, easily causes separating brake to fail.
Summary of the invention
Technical problem to be solved by the utility model is to provide a kind of auxiliary permanent mechanism separating brakes, and reaction speed is fast, spirit
The permanent magnet mechanism living that reliably can be improved switch unfailing performance.
The permanent magnet mechanism that can be improved switch unfailing performance of the utility model, it is characterised in that: include that can push
Switch contact actuating mechanism executes the cylindric dynamic iron core of divide-shut brake movement, and dynamic iron core main body section outer cover is equipped with coil bone
Frame, be internally provided with from bottom end upwardly extend, the hollow cavity of upper end closed；Coil rack is by northern font geometrical plane moving
The rotary body that the rotation of iron core axle center is constituted, dynamic iron core upper end are connected in switch contact actuating mechanism, and dynamic iron core main body section is logical
It crosses clearance fit and is mounted on coil rack inner hole, and can be slided up and down along coil rack inner hole；Coil rack main body section
Electromagnetic coil is installed, coil rack upper end is coaxially installed with circular ring shape inner yoke, and inner yoke outer cover is equipped with annulus in groove
Shape permanent magnet, coil rack outer cover are equipped with the outer yoke set that can integrally surround coil rack, permanent magnet, and outer yoke covers bottom end
It is connected with lower yoke cover board, the installation base that can cooperate limit with coil rack inner cavity, peace are provided in the middle part of lower yoke cover board
The compressed spring extended upwardly into dynamic iron core hollow cavity is installed on dress boss；
It is recessed that the limit adaptable with compressed spring lower shape, size is provided on the installation base of the lower yoke cover board
Slot, compressed spring lower end are fixedly connected on the installation base of lower yoke cover board by limiting groove；
The compressed spring upper end is fixedly connected on the hollow cavity top of dynamic iron core；
The dynamic iron core upper end is provided with the lateral axis hole that can be cooperatively connected with switch contact actuating mechanism；
The dynamic iron core top is provided with the position limiting convex ring that can cooperate limit with inner yoke top；
The inner yoke top is provided with the limiting groove from top surface to lower recess, and limiting groove side is that inclined-plane constitutes energy
Enough accommodate the back taper connected in star of dynamic iron core position limiting convex ring；
The inner yoke upper end is provided with outwardly extending flanging, and outer yoke set upper side is provided with the varus to extend internally
Side, the in-flanges of flanging and the outer yoke set of inner yoke, which contacts with each other, to be blocked on permanent magnet top；
The permanent magnet is to combine the annular constituted by multistage arc magnet section.
The permanent magnet mechanism that can be improved switch unfailing performance of the utility model, the hollow cavity setting compression bullet of dynamic iron core
Spring, electromagnetic coil be powered reversed release when compressed spring by elastic-restoring force auxiliary pushing dynamic iron core along coil rack inner hole to
Upper movement, driving switch contact action mechanism execute separating brake movement, and reaction speed is fast, and it is accurate that dynamic iron core exits position, switch spirit
It is living, it is ensured that thorough separating brake, structure is simple, easy to operate.
Detailed description of the invention
Fig. 1 is that planar structure is illustrated after the utility model embodiment can be improved the permanent magnet mechanism actuation for switching unfailing performance
Figure；
Fig. 2 be the utility model embodiment can be improved switch unfailing performance permanent magnet mechanism reversely discharge after planar structure
Schematic diagram.
Specific embodiment
As shown, a kind of permanent magnet mechanism that can be improved switch unfailing performance, include can pull switch contact it is dynamic
Make the cylindric dynamic iron core 5 that mechanism executes divide-shut brake movement, 5 main body section outer cover of dynamic iron core is equipped with coil rack 2, and inside is set
Be equipped with from bottom end upwardly extend, the hollow cavity of upper end closed；Coil rack 2 is by northern font geometrical plane moving iron core axle center
The rotary body constituted is rotated, 5 upper end of dynamic iron core is connected in switch contact actuating mechanism, and 5 main body section of dynamic iron core passes through gap
It is fitted to 2 inner hole of coil rack, and can be slided up and down along 2 inner hole of coil rack；2 main body section groove of coil rack
Electromagnetic coil 1 is inside installed, 2 upper end of coil rack is coaxially installed with circular ring shape inner yoke 6, and 6 outer cover of inner yoke is equipped with annulus
Shape permanent magnet 3,2 outer cover of coil rack is equipped with can integrally be enclosed in electromagnetic coil 1, coil rack 2, outside permanent magnet 3
Outer yoke set 8, outer yoke cover 8 bottom ends and are connected with lower yoke cover board 9, and being provided in the middle part of lower yoke cover board 9 can be with coil rack
Inner cavity cooperates the installation base of limit, is equipped with the compressed spring 10 extended upwardly into dynamic iron core hollow cavity on installation base,
Compressed spring is upward along coil rack inner hole by elastic-restoring force auxiliary pushing dynamic iron core when electromagnetic coil energization reversely discharges
Mobile, driving switch contact action mechanism executes separating brake movement.
The limiting groove adaptable with compressed spring lower shape, size is provided on the installation base of lower yoke cover board 9,
10 lower end of compressed spring is fixedly connected on the installation base of lower yoke cover board by limiting groove, and limit connection is reliable, is stablized
Property is good.
10 upper end of compressed spring is fixedly connected on the hollow cavity top of dynamic iron core 5, and it is reliable to further increase limit connection
Property and stability.
5 upper end of dynamic iron core is provided with the lateral axis hole 4 that can be cooperatively connected with switch contact actuating mechanism, installation connection knot
Structure is simple.
5 top of dynamic iron core is provided with the position limiting convex ring that can cooperate limit with inner yoke top, is dynamic iron core combined floodgate stroke
Limit is provided.
Inner yoke top is provided with the limiting groove from top surface to lower recess, and limiting groove side is that inclined-plane is configured to hold
Receive the back taper connected in star of dynamic iron core position limiting convex ring, dynamic iron core position limiting convex ring will not occupy exterior space after combined floodgate.
Inner yoke upper end is provided with outwardly extending flanging, and outer yoke set upper side is provided with the in-flanges to extend internally,
The in-flanges of flanging and the outer yoke set of inner yoke, which contacts with each other, to be blocked on permanent magnet top, and permanent magnet is by multistage arc magnetic
The annular that the combination of body section is constituted, installation attended operation is convenient, and protective performance is good.
The permanent magnet mechanism that can be improved switch unfailing performance of the utility model, the hollow cavity setting compression bullet of dynamic iron core
Spring, electromagnetic coil be powered reversed release when compressed spring by elastic-restoring force auxiliary pushing dynamic iron core along coil rack inner hole to
Upper movement, driving switch contact action mechanism execute separating brake movement, and reaction speed is fast, and it is accurate that dynamic iron core exits position, switch spirit
It is living, it is ensured that thorough separating brake, structure is simple, easy to operate.
Claims (8)
1. a kind of permanent magnet mechanism that can be improved switch unfailing performance, it is characterised in that: include can pull switch contact it is dynamic
Make the cylindric dynamic iron core that mechanism executes divide-shut brake movement, dynamic iron core main body section outer cover is equipped with coil rack, inside setting
Have from bottom end upwardly extend, the hollow cavity of upper end closed；Coil rack is to be revolved by northern font geometrical plane moving iron core axle center
Turn the rotary body constituted, dynamic iron core upper end is connected in switch contact actuating mechanism, and dynamic iron core main body section passes through clearance fit
It is mounted on coil rack inner hole, and can be slided up and down along coil rack inner hole；Installation in coil rack main body section groove
There is electromagnetic coil, coil rack upper end is coaxially installed with circular ring shape inner yoke, and inner yoke outer cover is equipped with round ring magnet, line
Ring framework outer cover is equipped with the outer yoke set that can integrally surround coil rack, permanent magnet, and outer yoke set bottom end is connected with lower magnetic
Yoke cover board, lower yoke cover board middle part are provided with the installation base that can cooperate limit with coil rack inner cavity, pacify on installation base
Equipped with extending upwardly into the compressed spring of dynamic iron core hollow cavity.
2. can be improved the permanent magnet mechanism of switch unfailing performance according to claim 1, it is characterised in that: the lower yoke lid
The limiting groove adaptable with compressed spring lower shape, size is provided on the installation base of plate, compressed spring lower end passes through
Limiting groove is fixedly connected on the installation base of lower yoke cover board.
3. can be improved the permanent magnet mechanism of switch unfailing performance according to claim 2, it is characterised in that: the compressed spring
Upper end is fixedly connected on the hollow cavity top of dynamic iron core.
4. can be improved the permanent magnet mechanism of switch unfailing performance according to claim 1, it is characterised in that: in the dynamic iron core
End is provided with the lateral axis hole that can be cooperatively connected with switch contact actuating mechanism.
5. can be improved the permanent magnet mechanism of switch unfailing performance according to claim 1, it is characterised in that: in the dynamic iron core
Portion is provided with the position limiting convex ring that can cooperate limit with inner yoke top.
6. can be improved the permanent magnet mechanism of switch unfailing performance according to claim 5, it is characterised in that: the inner yoke top
End is provided with the limiting groove from top surface to lower recess, and limiting groove side is that inclined-plane is configured to accommodate dynamic iron core position limiting convex ring
Back taper connected in star.
7. can be improved the permanent magnet mechanism of switch unfailing performance according to claim 1, it is characterised in that: in the inner yoke
End is provided with outwardly extending flanging, and outer yoke set upper side is provided with the in-flanges to extend internally, the flanging of inner yoke with
The in-flanges of outer yoke set, which contacts with each other, to be blocked on permanent magnet top.
8. can be improved the permanent magnet mechanism of switch unfailing performance according to claim 1, it is characterised in that: the permanent magnet is
The annular constituted is combined by multistage arc magnet section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822022947.9U CN209544176U (en) | 2018-12-04 | 2018-12-04 | A kind of permanent magnet mechanism can be improved switch unfailing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822022947.9U CN209544176U (en) | 2018-12-04 | 2018-12-04 | A kind of permanent magnet mechanism can be improved switch unfailing performance |
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| Publication Number | Publication Date |
|---|---|
| CN209544176U true CN209544176U (en) | 2019-10-25 |
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| CN201822022947.9U Active CN209544176U (en) | 2018-12-04 | 2018-12-04 | A kind of permanent magnet mechanism can be improved switch unfailing performance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111058756A (en) * | 2019-12-12 | 2020-04-24 | 宜昌市蓝翔机械设备厂 | Braking coil assembly of electric door rolling machine |
-
2018
- 2018-12-04 CN CN201822022947.9U patent/CN209544176U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111058756A (en) * | 2019-12-12 | 2020-04-24 | 宜昌市蓝翔机械设备厂 | Braking coil assembly of electric door rolling machine |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200408 Address after: New science and Technology Park, 212200 Yangzhong Road, Jiangsu south city of Zhenjiang Province, No. 1 Patentee after: WETOWN ELECTRIC GROUP Co.,Ltd. Address before: 212000 5 union Avenue, Science Park, Yangzhong, Zhenjiang, Jiangsu Patentee before: Ji Jiahui |