CN208489155U - A kind of contactor movable contact component - Google Patents
A kind of contactor movable contact component Download PDFInfo
- Publication number
- CN208489155U CN208489155U CN201820530647.9U CN201820530647U CN208489155U CN 208489155 U CN208489155 U CN 208489155U CN 201820530647 U CN201820530647 U CN 201820530647U CN 208489155 U CN208489155 U CN 208489155U
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- China
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- push rod
- movable contact
- temperature resistance
- spring
- resistance plastice
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Abstract
The utility model proposes a kind of contactor movable contact components, including push rod, spring, movable contact spring, high-temperature resistance plastice part, first gasket, nut and auxiliary switch push rod, the top of the push rod is equipped with threaded mounting portion, sleeving and riveting hole is offered at the top of the threaded mounting portion, riveting has sleeving and riveting bar in the sleeving and riveting hole, the nut is matched with threaded mounting portion, the first gasket is equipped between the nut and high-temperature resistance plastice part, the movable contact spring is mounted between spring and high-temperature resistance plastice part, the lower section of the spring is matched by spacing shim with push rod, the second gasket is equipped between the spring and movable contact spring, the side wall of the high-temperature resistance plastice part is equipped with auxiliary switch push rod, tensioner is carried out to screw-mounting portion by riveting sleeving and riveting bar, it can guarantee the tightness that nut is connect with push rod, prevent nut loosening, connection is avoided to lose Effect.
Description
[technical field]
The present invention relates to the field of relay, especially a kind of contactor movable contact component.
[background technique]
A kind of contactor control electric appliance big, wide as amount is used for the remote on-off circuit in control circuit
Motor start-up, stopping, disjunction etc. in operating are controlled, and can be combined into electrothermal relay appropriate or electronic protecting device dynamic
Machine starter protects the circuit that may be overloaded, is widely used in light industry, metallurgy, chemical industry, coal mine, machinery, lifting, railway, ship
The working principle of the industries such as oceangoing ship, communication, contactor is: after contactor coil is powered, coil current can generate magnetic field, generation
Magnetic field makes static iron core generate electromagnetic attraction attraction dynamic iron core, and A.C. contactor point is driven to act, and normally-closed contact disconnects, normally opened touching
Point closure, the two are linkages.When the coil is de-energized, electromagnetic attraction disappears, and armature discharges suction under the action of the spring, makes to touch
Point restores, and normally opened contact disconnects, and normally-closed contact closure, the movable contact component of existing contactor directly passes through nut to movable contact spring
It is fixed, the problem of nut is easy to happen loosening, contact is caused to fail is used for a long time, therefore propose a kind of contactor movable contact
Component.
[summary of the invention]
The object of the invention is to solve the problems of the prior art, a kind of contactor movable contact component, Neng Goubao are proposed
The tightness for demonstrate,proving nut connection, prevents nut loosening, avoids Joint failure.
To achieve the above object, the invention proposes a kind of contactor movable contact component, including push rod, spring, movable contact spring,
The top of high-temperature resistance plastice part, the first gasket, nut and auxiliary switch push rod, the push rod is equipped with threaded mounting portion, the spiral shell
Sleeving and riveting hole is offered at the top of line mounting portion, riveting has sleeving and riveting bar in the sleeving and riveting hole, and the nut and threaded mounting portion match
It closes, the first gasket is equipped between the nut and high-temperature resistance plastice part, the movable contact spring is mounted on spring and high-temperature resistance plastice part
Between, the lower section of the spring is matched by spacing shim with push rod, the second gasket is equipped between the spring and movable contact spring,
The side wall of the high-temperature resistance plastice part is equipped with auxiliary switch push rod.
Preferably, the high-temperature resistance plastice part is cap-like structure, cavity is equipped in the high-temperature resistance plastice part, it is described resistance to
Through slot is offered at the center of high temperature plastics part bottom, through slot is run through at the top of the push rod.
Preferably, the shape of the auxiliary switch push rod is L-shaped, the corner of the auxiliary switch push rod is equipped with the
The junction of one stiffener plate, the auxiliary switch push rod and high-temperature resistance plastice part is equipped with the second stiffener plate, and described first adds
Strengthening tendons plate, the second stiffener plate cross sectional shape be triangle, the auxiliary switch push rod includes interconnecting piece and driving portion, described
Interconnecting piece is parallel with the axis of push rod, and the end of the axis perpendicular of the driving portion and push rod, the driving portion is extended with
The trigger unit of bending, the trigger unit and driving portion are perpendicular, the axis perpendicular of the trigger unit and push rod, the trigger unit
Upper surface be equipped with the first lug boss, the lower end surface of the driving portion is equipped with the second lug boss.
Preferably, being equipped with the first limit stepped groove, the push rod and resistance to height at the cooperation of the push rod and spacing shim
The second limit stepped groove is equipped at the cooperation of warm plastic part.
Beneficial effects of the present invention: the present invention by push rod, spring, is moved by proposing a kind of contactor movable contact component
The cooperation of contact, high-temperature resistance plastice part, the first gasket, nut and auxiliary switch push rod etc. pacifies screw thread by riveting sleeving and riveting bar
Dress part carries out tensioner, can guarantee the tightness that nut is connect with push rod, prevent nut loosening, avoid Joint failure.
Feature and advantage of the invention will be described in detail by embodiment combination attached drawing.
[Detailed description of the invention]
Fig. 1 is a kind of structural schematic diagram of contactor movable contact component of the present invention；
Fig. 2 is a kind of schematic front view of contactor movable contact component of the present invention；
Fig. 3 is a kind of AA schematic cross-section of contactor movable contact component of the present invention；
Fig. 4 is a kind of schematic top plan view of contactor movable contact component of the present invention.
[specific embodiment]
Refering to fig. 1 to a kind of contactor movable contact component of Fig. 4 present invention, including push rod 1, spring 2, movable contact spring 3, high temperature resistant
The top of plastic part 4, the first gasket 5, nut 6 and auxiliary switch push rod 7, the push rod 1 is equipped with threaded mounting portion 12, the spiral shell
Cap 6 is matched with threaded mounting portion 12, and the top of the threaded mounting portion 12 offers sleeving and riveting hole 13, in the sleeving and riveting hole 13
Riveting has sleeving and riveting bar 14, and the first gasket 5 is equipped between the nut 6 and high-temperature resistance plastice part 4, and the movable contact spring 3 is mounted on bullet
Between spring 2 and high-temperature resistance plastice part 4, the lower section of the spring 2 is matched by spacing shim 21 with push rod 1, the spring 2 and
The second gasket 22 is equipped between movable contact spring 3, the side wall of the high-temperature resistance plastice part 4 is equipped with auxiliary switch push rod 7.The resistance to height
Warm plastic part 4 is cap-like structure, is equipped with cavity in the high-temperature resistance plastice part 4, at the center of 4 bottom of high-temperature resistance plastice part
Through slot is offered, through slot is run through at the top of the push rod 1.The shape of the auxiliary switch push rod 7 is L-shaped, and the auxiliary is opened
The corner for closing push rod 7 is equipped with the first stiffener plate 701, and the junction of the auxiliary switch push rod 7 and high-temperature resistance plastice part 4 is set
Have the second stiffener plate 702, first stiffener plate 701, the second stiffener plate 702 cross sectional shape be triangle, it is described
Auxiliary switch push rod 7 includes interconnecting piece 70 and driving portion 71, and the interconnecting piece 70 is parallel with the axis of push rod 1, the driving
The axis perpendicular in portion 71 and push rod 1, the end of the driving portion 71 are extended with the trigger unit 72 of bending, the trigger unit 72 with
Driving portion 71 is perpendicular, and the axis perpendicular of the trigger unit 72 and push rod 1, it is convex that the upper surface of the trigger unit 72 is equipped with first
Portion 721 is played, the lower end surface of the driving portion 71 is equipped with the second lug boss 73.It is set at the push rod 1 and the cooperation of spacing shim 21
There is the first limit stepped groove 10, the second limit stepped groove 11 is equipped at the push rod 1 and the cooperation of high-temperature resistance plastice part 4.
The course of work of the present invention:
A kind of working principle of contactor movable contact component of the present invention are as follows: coil generates electromagnetism after being powered, Electromagnetical drive is dynamic
Iron core is mobile, and dynamic iron core, which is moved to contact with push rod 1, generates active force so that push rod 1 moves, movable contact spring 3 with push rod 1 shifting
Dynamic to contact with static contact, contactor, which is powered, starts to work；After coil blackout, the restoring force of spring 2 drives push rod 1 to return to initial bit
It sets, movable contact spring 3 and static contact disconnect, and dynamic iron core returns to initial position, and contactor disconnects, and are installed by riveting sleeving and riveting bar to screw thread
Part carries out tensioner, can guarantee the tightness that nut is connect with push rod, prevent nut loosening, avoid Joint failure.
Above-described embodiment is the description of the invention, is not limitation of the invention, after any pair of simple transformation of the present invention
Scheme all belong to the scope of protection of the present invention.
Claims (4)
1. a kind of contactor movable contact component, it is characterised in that: including push rod (1), spring (2), movable contact spring (3), high temperature resistant modeling
The top of materials and parts (4), the first gasket (5), nut (6) and auxiliary switch push rod (7), the push rod (1) is equipped with threaded mounting portion
(12), the nut (6) matches with threaded mounting portion (12), offers sleeving and riveting hole at the top of the threaded mounting portion (12)
(13), the interior riveting of the sleeving and riveting hole (13) has sleeving and riveting bar (14), and the is equipped between the nut (6) and high-temperature resistance plastice part (4)
One gasket (5), the movable contact spring (3) are mounted between spring (2) and high-temperature resistance plastice part (4), and the lower section of the spring (2) is logical
It crosses spacing shim (21) to match with push rod (1), is equipped with the second gasket (22) between the spring (2) and movable contact spring (3), it is described
The side wall of high-temperature resistance plastice part (4) is equipped with auxiliary switch push rod (7).
2. a kind of contactor movable contact component as described in claim 1, it is characterised in that: the high-temperature resistance plastice part (4) is
Cap-like structure, the high-temperature resistance plastice part (4) is interior to be equipped with cavity, offers at the center of high-temperature resistance plastice part (4) bottom
Through slot is run through at the top of through slot, the push rod (1).
3. a kind of contactor movable contact component as described in claim 1, it is characterised in that: the auxiliary switch push rod (7)
Shape is L-shaped, and the corner of the auxiliary switch push rod (7) is equipped with the first stiffener plate (701), the auxiliary switch push rod
(7) the second stiffener plate (702) are equipped with the junction of high-temperature resistance plastice part (4), first stiffener plate (701), second
The cross sectional shape of stiffener plate (702) is triangle, and the auxiliary switch push rod (7) includes interconnecting piece (70) and driving portion
(71), the interconnecting piece (70) is parallel with the axis of push rod (1), the axis perpendicular of the driving portion (71) and push rod (1),
The end of the driving portion (71) is extended with the trigger unit (72) of bending, and the trigger unit (72) and driving portion (71) are perpendicular,
The upper surface of the axis perpendicular of the trigger unit (72) and push rod (1), the trigger unit (72) is equipped with the first lug boss
(721), the lower end surface of the driving portion (71) is equipped with the second lug boss (73).
4. a kind of contactor movable contact component as described in claim 1, it is characterised in that: the push rod (1) and spacing shim
(21) it is equipped with the first limit stepped groove (10) at cooperation, the is equipped at the cooperation of the push rod (1) and high-temperature resistance plastice part (4)
Two limits stepped groove (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820530647.9U CN208489155U (en) | 2018-04-13 | 2018-04-13 | A kind of contactor movable contact component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820530647.9U CN208489155U (en) | 2018-04-13 | 2018-04-13 | A kind of contactor movable contact component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208489155U true CN208489155U (en) | 2019-02-12 |
Family
ID=65252449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820530647.9U Active CN208489155U (en) | 2018-04-13 | 2018-04-13 | A kind of contactor movable contact component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208489155U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108321035A (en) * | 2018-04-13 | 2018-07-24 | 浙江众信新能源科技股份有限公司 | A kind of contactor movable contact component |
-
2018
- 2018-04-13 CN CN201820530647.9U patent/CN208489155U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108321035A (en) * | 2018-04-13 | 2018-07-24 | 浙江众信新能源科技股份有限公司 | A kind of contactor movable contact component |
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