CN109979769A - A kind of contact that normally-open normally-close contact is general support - Google Patents
A kind of contact that normally-open normally-close contact is general support Download PDFInfo
- Publication number
- CN109979769A CN109979769A CN201910380494.3A CN201910380494A CN109979769A CN 109979769 A CN109979769 A CN 109979769A CN 201910380494 A CN201910380494 A CN 201910380494A CN 109979769 A CN109979769 A CN 109979769A
- Authority
- CN
- China
- Prior art keywords
- contact
- normally
- seating surface
- touching bridge
- dynamic touching
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000003068 static effect Effects 0.000 claims abstract description 26
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000010586 diagram Methods 0.000 description 5
- 239000012535 impurity Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/50—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position
Landscapes
- Elimination Of Static Electricity (AREA)
- Slide Switches (AREA)
Abstract
A kind of contact that normally-open normally-close contact is general support, it is characterized in that, the contact support is slidingly disposed in pedestal, drive sets dynamic touching bridge in the inner and contacts/separate with the static contact being set in the pedestal when sliding, the contact supports the hollow window for having for the dynamic touching bridge to be arranged, the window has first seating surface and second seating surface perpendicular with the glide direction, corresponding normally closed or normally opened two kinds of forms, the dynamic touching bridge is born against by elastic component in first seating surface or second seating surface, the elastic component applies the power in the close static contact direction to the dynamic touching bridge；The guide frame matched with the dynamic touching bridge is equipped in the window, the guide frame makes the dynamic touching bridge while following the contact to support movement, also moves to the direction for supporting glide direction perpendicular with the contact.
Description
Technical field
The present invention relates to electric elements technical fields, and in particular to a kind of contact that normally-open normally-close contact is general support.
Background technique
Electrical contact is to be widely used in dominating for the device for switching such as relay, contactor, on-load switch, Low Voltage Circuit Breaker
It is in electrical contact original part.The reliability of device for switching directly affects the reliability service of entire electric system, and electrical contact is switch electricity
One of important component of device.Contact product is these product " heart " components.
Conventional contact includes that pedestal and the contact being set in pedestal are supported, static contact and dynamic touching bridge are respectively arranged on pedestal
In contact support, dynamic touching bridge moves in the window that contact is supported, to contact or separate with static contact.
Conventional contact support can only realize one of normally opened or normally closed form in a window, if desired prop up simultaneously
Structure and closed type structure open in usual are held, then needs the window's position supported contact to be adjusted and manufacture mold, increases
Cost.
Summary of the invention
Therefore, in the prior art contact support can only realize one of normally opened or normally off in a window, in order to gram
Clothes increase the problem of cost that additional manufacture contact is supported, the present invention, which provides one kind, can either be applied to contact open in usual,
The contact that can apply to normally closed type contact is supported, without manufacturing multiple sets of molds, is reduced costs.
Design scheme of the invention is as follows:
A kind of contact that normally-open normally-close contact is general supports that the contact support is slidingly disposed in pedestal, when sliding
Drive sets dynamic touching bridge in the inner and contacts/separate with the static contact being set in the pedestal, and the contact is supported to have for setting
The hollow window of the dynamic touching bridge is set, the window has first seating surface perpendicular with the glide direction and second
Face, corresponding normally closed or normally opened two kinds of forms are held, the dynamic touching bridge is born against by elastic component in first seating surface or institute
The second seating surface is stated, the elastic component applies the power in the close static contact direction to the dynamic touching bridge；It is equipped in the window
The guide frame matched with the dynamic touching bridge, the guide frame make the dynamic touching bridge that the contact followed to support movement
Meanwhile it also being moved to the direction for supporting glide direction perpendicular with the contact.
Preferably, the guide frame is the oblique or curvilinear guide set on the window inner wall, and the dynamic touching bridge is in institute
State the movement that the glide direction done under the guidance of guide rail and supported with the contact has angle.
Preferably, the guide rail has normally opened section and normally closed section, is respectively used to guide dynamic touching when normally opened and normally closed form
Bridge oblique movement, and the dynamic touching bridge is in described normally opened section and at described normally closed section, the oblique movement is perpendicular to described
Contact supports the contrary of the componental movement in glide direction.
Preferably, the described normally opened section and described normally closed section guide rail collectively constituted in " > " shape.
Preferably, the guide rail is symmetrically set to two inner walls of the window.
Preferably, the elastic component is spring.
It preferably, include boss structure on first seating surface and second seating surface.
Preferably, the guide rail two sides are respectively equipped with the seating surface structure with the table top flush of the boss structure, institute
It states boss structure and the seating surface structure collectively constitutes first seating surface or second seating surface in the dynamic touching bridge
The dynamic touching bridge is supported when being in discrete state with the static contact.
Technical solution of the present invention has the advantages that
1, a kind of contact that normally-open normally-close contact is general provided by the invention is supported, the contact support is slidingly disposed at
It is driven in pedestal, when sliding and sets dynamic touching bridge in the inner and contact/separate with the static contact in the pedestal, the contact branch
It holds with the hollow window for the dynamic touching bridge to be arranged, the window is with first perpendicular with the glide direction
Hold face and the second seating surface, corresponding normally closed or normally opened two kinds of forms, the dynamic touching bridge is born against by elastic component in described the
One seating surface or second seating surface, the elastic component apply the power in the close static contact direction to the dynamic touching bridge.This
Contact is supported to realize that contact is supported identical by applying the dynamic touching bridge of two different mounting means installation in the same window
Whole story state under, dynamic touching bridge is but in disconnection and the two different whole story states of closure, to make contact support that can apply
In normally opened or normally closed two kinds of forms, eliminates two molds of manufacture and produce the cost that two kinds of contacts are supported.It is set in the window
There is the guide frame matched with the dynamic touching bridge, the guide frame makes the dynamic touching bridge that the contact followed to support movement
While, also moved to the direction for supporting glide direction perpendicular with the contact.Since current auxiliary contact mainly controls two
Minor loop, the current-carrying being subjected to is of less demanding, therefore the contact pressure designed is also smaller, when contact surface has impurity or oxygen
Often there is the non-conductive phenomenon of contact in compound, therefore the motion guide for designing dynamic touching bridge is oblique, so that touching bridge be made to move
In the process with the movement for tangentially having a friction of static contact, contact surface impurity or oxide are cleared up with this.
2, a kind of contact that normally-open normally-close contact is general provided by the invention is supported, the guide frame is set on the window
The oblique or curvilinear guide of mouth inner wall.Compared to only in the guiding knot that is initial or being terminated setting part of dynamic touching bridge movement
Structure can be smoothly oriented to during the global motion of dynamic touching bridge using guide rail, avoid the direction in end and the mutation of stress.
3, a kind of contact that normally-open normally-close contact is general provided by the invention supports that the guide rail is with normally opened section and normally closed
Section, is respectively used to guide dynamic touching bridge oblique movement when normally opened and normally closed form, and the dynamic touching bridge in described normally opened section with
At described normally closed section, the oblique movement perpendicular to the contact support glide direction componental movement it is contrary.In order to
Make the support of this contact that can be applied to normally opened and normally closed two kinds of forms simultaneously, does not cause contact support and corresponding base size
Increase, the direction of motion of support normally opened section and normally closed section of this contact on tangential is on the contrary, to keep tangential stroke constant
Under the premise of, reduce the size of contact support.
4, a kind of contact that normally-open normally-close contact is general provided by the invention supports that the guide rail is symmetrically set to the window
Two inner walls of mouth, to guarantee that guide rail is more stable to the guiding of dynamic touching bridge.
5, a kind of contact that normally-open normally-close contact is general provided by the invention is supported, first seating surface and described second
Seating surface includes boss structure, in order to contact with static contact there are enough spaces to dynamic touching bridge, is propped up provided with boss structure
Racking touches bridge.
6, a kind of contact that normally-open normally-close contact is general provided by the invention supports that the guide rail two sides are respectively equipped with and institute
The seating surface structure of the table top flush of boss structure is stated, the boss structure and the seating surface structure collectively constitute described
One seating surface or second seating surface support the dynamic touching bridge when the dynamic touching bridge and the static contact are in discrete state,
It ensure that stability while not influencing dynamic touching bridge and static contact contacts.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is that the general contact of normally-open normally-close contact of the invention supports schematic diagram；
Fig. 2 is that the general contact of normally-open normally-close contact of the invention supports cross-sectional view；
Fig. 3 is that contact of the invention supports the initial position schematic diagram for being applied to normally closed form；
Fig. 4 is that contact of the invention supports the final position schematic diagram for being applied to normally closed form；
Fig. 5 is that contact of the invention supports the initial position schematic diagram for being applied to normally opened form；
Fig. 6 is that contact of the invention supports the final position schematic diagram for being applied to normally opened form.
Description of symbols:
1- contact is supported；2- pedestal；The dynamic touching bridge of 3-；4- static contact；5- window；The first seating surface of 6-；The second seating surface of 7-；
8- spring；9- guide rail；10- boss structure；11- seating surface structure.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
As long as in addition, the non-structure each other of technical characteristic involved in invention described below different embodiments
It can be combined with each other at conflict.
Figures 1 and 2 show that a kind of contact that normally-open normally-close contact is general provided by the invention supports 1, the contact branch
It holds 1 to be slidingly disposed in pedestal 2, the static contact 4 for setting dynamic touching bridge 3 in the inner and being set in the pedestal 2 is driven when sliding
Contact/separation, the contact support that 1 has the hollow window 5 for the dynamic touching bridge 3 to be arranged, and the window 5 has and institute
State glide direction perpendicular the first seating surface 6 and the second seating surface 7, corresponding normally closed or normally opened two kinds of forms, the dynamic touching bridge 3
It is born against by spring 8 in first seating surface 6 or second seating surface 7, the elastic component is applied to the dynamic touching bridge 3
Add the power close to 4 direction of static contact.The guide frame matched with the dynamic touching bridge 3 is equipped in the window 5, it is described to lead
Make the dynamic touching bridge 3 while following the contact to support 1 movement to structure, also supports 1 glide direction to the contact
Perpendicular direction movement.The guide frame be the guide rail 9 with normally opened section He normally closed section, described normally opened section with normally closed section point
Dynamic 3 oblique movement of touching bridge when normally opened and normally closed form Yong Yu not be guided, and is supporting 1 glide direction perpendicular to the contact
In plane, the described normally opened section and described normally closed section guidance dynamic touching bridge 3 moves contrary.Described normally opened section and it is described often
It closes section and collectively constitutes guide rail 9 in " > " shape.The guide rail 9 is symmetrically set to two inner walls of the window 5.
Boss structure 10 is respectively included on first seating surface 6 and second seating surface 7.9 two sides of guide rail point
It She You not be with the seating surface structure 11 of the table top flush of the boss structure 10, the boss structure 10 and the seating surface knot
Structure 11, which collectively constitutes first seating surface 6 or second seating surface 7 and is in the dynamic touching bridge 3 with the static contact 4, to be divided
The dynamic touching bridge is supported when from state, ensure that stability while not influencing dynamic touching bridge 3 and static contact 4 contacts.
When applied to closed type structure, Fig. 3 shows the initial position that contact supports 1, i.e. normally off, Fig. 4 is shown
Contact supports 1 final position, i.e. off-state.When original state, the window 5 that touching bridge 3 supports 1 by spring 8 and contact is moved
Lower wall connection, spring 8 apply the power for being adjacent to 4 direction of static contact to dynamic touching bridge 3.When work, contact supports 1 slide downward, spring 8
Gradually release is until 5 upper wall of window contradicts dynamic touching bridge 3, and dynamic touching bridge 3 is just separated with static contact 4, the boss structure 10 of 5 upper wall of window
Dynamic touching bridge 3 is supported jointly with seating surface structure 11.Dynamic touching bridge 3 is horizontal under the action of normally closed section of 9 top of " > " shape guide rail
It rubs to sliding and static contact 4, to remove oxide on surface impurity.
When applied to structure open in usual, Fig. 5 shows the initial position that contact supports 1, i.e. normally open, Fig. 6 is shown
Contact supports 1 final position, i.e. closed state.When original state, the window 5 that touching bridge 3 supports 1 by spring 8 and contact is moved
Upper wall connection, the boss structure 10 and seating surface structure 11 of 5 lower wall of window are jointly supported dynamic touching bridge 3.When work, contact
Support 1 slide downward, until dynamic touching bridge 3 is contacted with static contact 4, dynamic touching bridge 3 is separated with the lower wall of window 5.Contact supports 1 to continue
Final position is slid into, spring 8 is further compressed.Dynamic touching bridge 3 is lateral under the action of normally opened section of 9 lower part of " > " shape guide rail
Sliding rubs with static contact 4, to remove oxide on surface impurity.
It should be pointed out that the guide frame be not limited to the present embodiment in " > " shape guide rail 9 for mentioning, can also be it
His form, including but not limited to set on oblique or curve the guide rail 9 of 5 inner wall of window, guide groove, guide protrusions etc., institute
It states touching bridge 3 and does the movement that there is angle with the glide direction of contact support 1 under the guidance of the guide frame.
It should be pointed out that the elastic component can also be other elastic constructions other than spring 8.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes still within the protection scope of the invention.
Claims (8)
1. a kind of contact that normally-open normally-close contact is general is supported, which is characterized in that the contact supports (1) to be slidingly disposed at base
It is driven in seat (2), when sliding and sets dynamic touching bridge (3) in the inner and static contact (4) contact in the pedestal (2)/separate,
The contact supports that (1) has a hollow window (5) for dynamic touching bridge (3) to be arranged, the window (5) have with it is described
Glide direction perpendicular the first seating surface (6) and the second seating surface (7), corresponding normally closed or normally opened two kinds of forms, the dynamic touching
Bridge (3) is born against by elastic component in first seating surface (6) or second seating surface (7), and the elastic component is to institute
State the power that touching bridge (3) applies the close static contact (4) direction；It is equipped in the window (5) and matches with the dynamic touching bridge (3)
The guide frame of conjunction, the guide frame make the dynamic touching bridge (3) while following the contact that (1) is supported to move, also to
It is moved with the direction that the contact supports (1) glide direction perpendicular.
2. the general contact of normally-open normally-close contact according to claim 1, which is characterized in that the guide frame is to set
In the oblique or curvilinear guide (9) of the window (5) inner wall, the dynamic touching bridge (3) is done under the guidance of the guide rail (9) and institute
Stating contact supports the glide direction of (1) to have the movement of angle.
3. the general contact of normally-open normally-close contact according to claim 2 is supported, which is characterized in that the guide rail (9)
With normally opened section and normally closed section, it is respectively used to guide dynamic touching bridge (3) oblique movement when normally opened and normally closed form, and the dynamic touching
When bridge (3) is in described normally opened section and described normally closed section, the oblique movement supports (1) glide direction perpendicular to the contact
Componental movement it is contrary.
4. the general contact of normally-open normally-close contact according to claim 3 supports (1), which is characterized in that described normally opened
Section and the described normally closed section guide rail (9) collectively constituted in " > " shape.
5. the contact that normally-open normally-close contact is general described in -4 any one according to claim 1 is supported, which is characterized in that described
Guide rail (9) is symmetrically set to two inner walls of the window (5).
6. the contact that normally-open normally-close contact is general described in -4 any one according to claim 1 is supported, which is characterized in that described
Elastic component is spring (8).
7. being supported according to the general contact of normally-open normally-close contact described in claim any one of 2-4, which is characterized in that described
Include on first seating surface (6) and second seating surface (7) boss structure (10).
8. the general contact of normally-open normally-close contact according to claim 7 is supported, which is characterized in that the guide rail (9)
Two sides are respectively equipped with the seating surface structure (11) with the table top flush of the boss structure (10), the boss structure (10) and
The seating surface structure (11) collectively constitutes first seating surface (6) or second seating surface (7) in the dynamic touching bridge (3)
The dynamic touching bridge (3) is supported when being in discrete state with the static contact (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910380494.3A CN109979769B (en) | 2019-05-08 | 2019-05-08 | Contact support for normally open and normally closed contacts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910380494.3A CN109979769B (en) | 2019-05-08 | 2019-05-08 | Contact support for normally open and normally closed contacts |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109979769A true CN109979769A (en) | 2019-07-05 |
| CN109979769B CN109979769B (en) | 2024-10-29 |
Family
ID=67073243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910380494.3A Active CN109979769B (en) | 2019-05-08 | 2019-05-08 | Contact support for normally open and normally closed contacts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109979769B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115579264A (en) * | 2022-10-09 | 2023-01-06 | 苏州西门子电器有限公司 | Moving contact support component of contactor and contactor device with same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0785741A (en) * | 1993-09-17 | 1995-03-31 | Alps Electric Co Ltd | Plunger switch |
| CN201812757U (en) * | 2010-08-26 | 2011-04-27 | 德力西电气有限公司 | Contactor with several groups of contact units |
| US20150091678A1 (en) * | 2011-12-26 | 2015-04-02 | Seari Electric Technology Co., Ltd. | Contact structure of low-voltage electrical apparatus |
| CN204966310U (en) * | 2015-08-26 | 2016-01-13 | 浙江正泰电器股份有限公司 | Two -way action switch |
| CN209607606U (en) * | 2019-05-08 | 2019-11-08 | 德力西电气有限公司 | A kind of contact that normally-open normally-close contact is general support |
-
2019
- 2019-05-08 CN CN201910380494.3A patent/CN109979769B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0785741A (en) * | 1993-09-17 | 1995-03-31 | Alps Electric Co Ltd | Plunger switch |
| CN201812757U (en) * | 2010-08-26 | 2011-04-27 | 德力西电气有限公司 | Contactor with several groups of contact units |
| US20150091678A1 (en) * | 2011-12-26 | 2015-04-02 | Seari Electric Technology Co., Ltd. | Contact structure of low-voltage electrical apparatus |
| CN204966310U (en) * | 2015-08-26 | 2016-01-13 | 浙江正泰电器股份有限公司 | Two -way action switch |
| CN209607606U (en) * | 2019-05-08 | 2019-11-08 | 德力西电气有限公司 | A kind of contact that normally-open normally-close contact is general support |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115579264A (en) * | 2022-10-09 | 2023-01-06 | 苏州西门子电器有限公司 | Moving contact support component of contactor and contactor device with same |
| CN115579264B (en) * | 2022-10-09 | 2024-02-20 | 苏州西门子电器有限公司 | Moving contact support assembly of contactor and contactor device with moving contact support assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109979769B (en) | 2024-10-29 |
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