CN204558362U - A kind of safety magnetic switch - Google Patents
A kind of safety magnetic switch Download PDFInfo
- Publication number
- CN204558362U CN204558362U CN201520272325.5U CN201520272325U CN204558362U CN 204558362 U CN204558362 U CN 204558362U CN 201520272325 U CN201520272325 U CN 201520272325U CN 204558362 U CN204558362 U CN 204558362U
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- China
- Prior art keywords
- terminal
- arc plate
- housing
- magnetic switch
- plate
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Abstract
The utility model relates to Magnetic contact switch technical field, particularly a kind of safety magnetic switch.Comprise the housing of hollow, the first terminal and the second terminal, described the first terminal upper end is provided with the folding bent left, second terminal upper end is provided with the connector portions bent to the right, laterally arc plate is provided with above the first terminal and the second terminal, rotation axis is provided with in described housing, rotation axis is provided with the pivoted arm that can rotate corresponding thereto, accepts head and is flexibly connected with removing arc plate, is provided with magnet that can be up and down in housing above undertaking head.The utility model is rational in infrastructure, go arc plate can shunt the oxidative phenomena of moment making current reduction contact surface, improve job stability and the life-span of proximity switch, during load too high between two terminals, bouncing plate softens the connection making arc plate break contact, the rebound on insulation system integral coating second terminal, avoids and goes to produce electric arc between arc plate and bouncing plate, improve use safety, meet electrical install standard-required.
Description
Technical field
The utility model relates to Magnetic contact switch technical field, particularly a kind of safety magnetic switch.
Background technology
Common dry-reed magnetic approach switch is limited to 2.5A electric current application characteristic, causes the limitation of use larger; And existingly in 5A, 10A big current architecture advances, have breakthrough without dry-reed magnetic switch, but also there is the problem that cannot tolerate the contact melting of instantaneous large-current arcing and ablation oxidation, and the insulation property between terminal affect by vibrational power flow, and security performance is poor.Therefore, prior art has yet to be improved and developed.
Summary of the invention
The purpose of this utility model is defect for prior art and deficiency, provides a kind of compact conformation, easy to operate.
For achieving the above object, the utility model is by the following technical solutions:
A kind of safety magnetic switch described in the utility model, comprises the housing of hollow, the first terminal and the second terminal, and described the first terminal is located at the left side of the second terminal and the lower end of the two is arranged on Housing Base; Described the first terminal upper end is provided with the folding bent left, second terminal upper end is provided with the connector portions bent to the right, laterally be provided with arc plate above the first terminal and the second terminal, go the stiff end of arc plate to be flexibly connected with connector portions, go the movable end of arc plate to be located at the top of folding; Rotation axis is provided with in described housing, rotation axis is provided with the pivoted arm that can rotate corresponding thereto, the horizontally set of pivoted arm and pivoted arm is provided with undertaking head near one end of the second terminal, accepts head and is flexibly connected with removing arc plate, be provided with magnet that can be up and down in housing above undertaking head.
Further, described connector portions comprises the rebound be obliquely installed and the mounting panel vertically arranged, the lower end of rebound is connected with the second terminal upper end, and the upper end of rebound is connected with the lower end of mounting panel, and the second terminal, rebound and mounting panel are one-body molded setting.
Further, described in go the Housing Base below arc plate to be provided with insulation system, insulation system is provided with embedding slot, and rebound is arranged in embedding slot.
Further, the right flank of described mounting panel is provided with the draw-in groove of " V " shape, goes the stiff end of arc plate to be inserted on draw-in groove.
Further, described in go arc plate to be " returning " word vibrational power flow of strip, go to be provided with bouncing plate in arc plate, one end of bouncing plate is connected in integrative-structure with removing arc plate stiff end side, the other end of bouncing plate with accept head and be flexibly connected.
Further, described undertaking head right-hand member is provided with docking port, and the other end of bouncing plate is to being located on docking port.
Further, the housing wallboard on the left of described rotation axis is provided with limit buckle, and the other end of pivoted arm is inserted in limit buckle.
Further, described folding is provided with and fixed contact, goes the movable end of arc plate to be provided with the moving contact matched with fixed contact.
Further, the housing of described magnet both sides is provided with two guide plates, and two guide plates are parallel to each other and vertically arrange, and magnet can be up and down between two guide plates.
The utility model beneficial effect is: the utility model is rational in infrastructure, be communicated with by going arc plate to coordinate between the first terminal and the second terminal, moment making current thus reduce the oxidative phenomena of contact surface can be shunted, improve job stability and the life-span of proximity switch, during load too high between two terminals, bouncing plate softens the connection making arc plate break contact, rebound on insulation system integral coating second terminal, avoid and go to produce electric arc between arc plate and bouncing plate, improve use safety, meet electrical install standard-required.
Accompanying drawing explanation
Fig. 1 is mounted inside structural representation of the present utility model;
Fig. 2 is detonation configuration schematic diagram of the present utility model.
In figure:
1, housing; 2, housing; 3, the second terminal; 4, arc plate is removed;
5, pivoted arm; 11, rotation axis; 12, insulation system; 13, embedding slot;
14, limit buckle; 15, magnet; 17, guide plate; 21, folding;
22, fixed contact; 31, rebound; 32, mounting panel; 33, draw-in groove;
41, bouncing plate; 42, moving contact; 51, head is accepted; 52, docking port.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
A kind of safety magnetic switch described in the utility model, comprises the housing 1 of hollow, the first terminal 2 and the second terminal 3, and described the first terminal 2 is located at the left side of the second terminal 3 and the lower end of the two is arranged on housing 1 base plate; Described the first terminal 2 upper end is provided with the folding 21 bent left, second terminal 3 upper end is provided with the connector portions bent to the right, laterally be provided with arc plate 4 above the first terminal 2 and the second terminal 3, go the stiff end of arc plate 4 to be flexibly connected with connector portions, go the movable end of arc plate 4 to be located at the top of folding 21; Rotation axis 11 is provided with in described housing 1, rotation axis 11 is provided with the pivoted arm 5 that can rotate corresponding thereto, the horizontally set of pivoted arm 5 and pivoted arm 5 are provided with near one end of the second terminal 3 accepts 51, accepting 51 to be flexibly connected with removing arc plate 4, above undertaking 51, being provided with magnet 15 that can be up and down in housing 1.
Above-mentioned parts are the utility model agent structure, the first terminal 2 under normality is connected for often to open shape body with the second terminal 3 with circuit electrode, polarity and the magnet 15 of outer magnet are two like magnetic poles repel each other, outer magnet near time magnetic repulsion force make magnet 15 promote pivoted arm 5 to rotate, undertaking 51 drive are gone arc plate 4 to rotate and are made its movable end conflict folding 21, now the first terminal 2 and the second terminal 3 are connected, electric current is by going shunt during arc plate 4 and eliminate electric arc effect, the contact-segment of magnetic switch is avoided to produce the loose contact Problem of Failure being oxidized and causing, improve overall work stability and useful life.
Above-mentioned connector portions comprises the rebound 31 be obliquely installed and the mounting panel 32 vertically arranged, the lower end of rebound 31 is connected with the second terminal 3 upper end, the upper end of rebound 31 is connected with the lower end of mounting panel 32, and the second terminal 3, rebound 31 and mounting panel 32 is in one-body molded setting; The first terminal 2 and the folding 21 on the second terminal 3 and connector portions, in being oppositely separated setting, by the relative spacing pulling open said two devices of rebound 31 and mounting panel 32, are avoided producing arc effect.
Above-mentionedly go housing 1 base plate below arc plate 4 to be provided with insulation system 12, insulation system 12 is provided with embedding slot 13, and rebound 31 is arranged in embedding slot 13, and insulation system 12, for isolating rebound 31 and removing arc plate 4, avoids the two to produce arc effect.
The right flank of above-mentioned mounting panel 32 is provided with the draw-in groove 33 of " V " shape, goes the stiff end of arc plate 4 to be inserted on draw-in groove 33.
Above-mentionedly remove arc plate 4 " returning " word vibrational power flow in strip, go to be provided with bouncing plate 41 in arc plate 4, one end of bouncing plate 41 is connected in integrative-structure with removing arc plate 4 stiff end side, the other end of bouncing plate 41 and undertaking 51 is flexibly connected, on " returning " character form structure, shunting is formed by removing the electric current of arc plate 4, thus the high pressure that reduction immediate current produces is on the impact of magnetic switch internal structure, prevent high pressure from producing oxidation to contact and other parts surfaces.
Above-mentioned undertaking 51 right-hand member are provided with docking port 52, and the other end of bouncing plate 41 is to being located on docking port 52.
Housing 1 wallboard on the left of above-mentioned rotation axis 11 is provided with limit buckle 14, the other end of pivoted arm 5 is inserted in limit buckle 14, limit buckle 14 for time pivoted arm 5 in initial condition and actuating length, keep roughly horizontal body, avoid pivoted arm 5 excessively to rotate and cause action malfunctioning.
Above-mentioned folding 21 is provided with and fixed contact 22, goes the movable end of arc plate 4 to be provided with the moving contact 42 matched with fixed contact 22.
The housing 1 of above-mentioned magnet 15 both sides is provided with two guide plates, 17, two guide plates 17 and is parallel to each other and vertically arranges, and magnet 15 can be up and down between two guide plates 17.
The above is only better embodiment of the present utility model, therefore all equivalences done according to structure, feature and the principle described in the utility model patent claim change or modify, and are included in the utility model patent claim.
Claims (9)
1. a safety magnetic switch, comprise the housing (1) of hollow, the first terminal (2) and the second terminal (3), described the first terminal (2) is located at the left side of the second terminal (3) and the lower end of the two is arranged on housing (1) base plate; It is characterized in that: described the first terminal (2) upper end is provided with the folding (21) bent left, second terminal (3) upper end is provided with the connector portions bent to the right, the first terminal (2) and the second terminal (3) top are laterally provided with arc plate (4), go the stiff end of arc plate (4) to be flexibly connected with connector portions, go the movable end of arc plate (4) to be located at the top of folding (21); Rotation axis (11) is provided with in described housing (1), rotation axis (11) is provided with the pivoted arm (5) that can rotate corresponding thereto, the horizontally set of pivoted arm (5) and pivoted arm (5) are provided with near one end of the second terminal (3) accepts head (51), accept head (51) to be flexibly connected with removing arc plate (4), undertaking head (51) top is provided with magnet (15) that can be up and down in housing (1).
2. safety magnetic switch according to claim 1, it is characterized in that: described connector portions comprises the rebound (31) be obliquely installed and the mounting panel (32) vertically arranged, the lower end of rebound (31) is connected with the second terminal (3) upper end, the upper end of rebound (31) is connected with the lower end of mounting panel (32), and the second terminal (3), rebound (31) and mounting panel (32) are in one-body molded setting.
3. safety magnetic switch according to claim 2, it is characterized in that: described in go arc plate (4) below housing (1) base plate be provided with insulation system (12), insulation system (12) is provided with embedding slot (13), and rebound (31) is arranged in embedding slot (13).
4. safety magnetic switch according to claim 2, it is characterized in that: the right flank of described mounting panel (32) is provided with the draw-in groove (33) of " V " shape, goes the stiff end of arc plate (4) to be inserted on draw-in groove (33).
5. safety magnetic switch according to claim 1, it is characterized in that: described in go arc plate (4) in strip " returning " word vibrational power flow, go to be provided with bouncing plate (41) in arc plate (4), one end of bouncing plate (41) is connected in integrative-structure with removing arc plate (4) stiff end side, and the other end of bouncing plate (41) is flexibly connected with undertaking head (51).
6. safety magnetic switch according to claim 5, is characterized in that: described undertaking head (51) right-hand member is provided with docking port (52), and the other end of bouncing plate (41) is to being located on docking port (52).
7. safety magnetic switch according to claim 6, it is characterized in that: housing (1) wallboard in described rotation axis (11) left side is provided with limit buckle (14), and the other end of pivoted arm (5) is inserted in limit buckle (14).
8. safety magnetic switch according to claim 1, it is characterized in that: described folding (21) is provided with and fixed contact (22), go the movable end of arc plate (4) to be provided with the moving contact (42) matched with fixed contact (22).
9. safety magnetic switch according to claim 1, it is characterized in that: the housing (1) of described magnet (15) both sides is provided with two guide plates (17), two guide plates (17) are parallel to each other and vertically arrange, and magnet (15) can be up and down between two guide plates (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520272325.5U CN204558362U (en) | 2015-04-30 | 2015-04-30 | A kind of safety magnetic switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520272325.5U CN204558362U (en) | 2015-04-30 | 2015-04-30 | A kind of safety magnetic switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204558362U true CN204558362U (en) | 2015-08-12 |
Family
ID=53833445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520272325.5U Expired - Fee Related CN204558362U (en) | 2015-04-30 | 2015-04-30 | A kind of safety magnetic switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204558362U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244227A (en) * | 2015-11-24 | 2016-01-13 | 佛山市溢釜科技有限公司 | Power type magnetic proximity switch |
| CN105405716A (en) * | 2015-11-24 | 2016-03-16 | 佛山市富乐喜电子信息技术有限公司 | Position detection automatic controller for robot or equipment |
| WO2017088345A1 (en) * | 2015-11-24 | 2017-06-01 | 佛山市溢釜科技有限公司 | Assisted return magnetic proximity switch |
-
2015
- 2015-04-30 CN CN201520272325.5U patent/CN204558362U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244227A (en) * | 2015-11-24 | 2016-01-13 | 佛山市溢釜科技有限公司 | Power type magnetic proximity switch |
| CN105405716A (en) * | 2015-11-24 | 2016-03-16 | 佛山市富乐喜电子信息技术有限公司 | Position detection automatic controller for robot or equipment |
| WO2017088345A1 (en) * | 2015-11-24 | 2017-06-01 | 佛山市溢釜科技有限公司 | Assisted return magnetic proximity switch |
| WO2017088344A1 (en) * | 2015-11-24 | 2017-06-01 | 佛山市溢釜科技有限公司 | Assisted magnetic proximity switch |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150812 Termination date: 20180430 |