CN205406416U - Control of high breaking capacity and protection switch current limiting module device have - Google Patents
Control of high breaking capacity and protection switch current limiting module device have Download PDFInfo
- Publication number
- CN205406416U CN205406416U CN201620149136.3U CN201620149136U CN205406416U CN 205406416 U CN205406416 U CN 205406416U CN 201620149136 U CN201620149136 U CN 201620149136U CN 205406416 U CN205406416 U CN 205406416U
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- China
- Prior art keywords
- stator
- breaking capacity
- high breaking
- protective switch
- switch current
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- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The utility model relates to a control of high breaking capacity and protection switch current limiting module device have, which comprises a housin, the casing both sides are provided with the wiring end, the wiring is served and is connected with fixed part and movable part respectively, it is fixed not including first stationary blade, be connected with the static contact on the stationary blade, the static contact is the U font, is connected with the stationary blade for one section in rising, the expansion end includes the second stationary blade, articulate the movable contact spring that has with the static contact contact on the second stationary blade, be provided with the answer mechanism that keeps movable contact spring and static contact to contact on the movable contact spring. And explosion chamber. The product when short circuit takes place when, guaranteed anticipated electric power peak value of control desire protection switch electric appliances and actual breaking current value product current -limiting coefficient guarantee the current -limiting below 0.2, the product does not burn out after taking place to open circuit in the twinkling of an eye, has ensured continuity of supply and service reliability. Especially, in supporting requirement outstanding so more and the characteristics used of fire extinguishing system.
Description
Technical field
This utility model relates to electric operation mechanism, and it is specifically related to one and has high breaking capacity control and protective switch current limliting modular device.
Background technology
Control and protective switch product adopts modular single product structural shape, it is integrated with traditional chopper (fuse), catalyst, overload (or cross stream, disconnected phase) protective relay, starter, the major function of isolator etc., it is mainly used in exchange 50Hz (60Hz), rated voltage is to 690V, rated current is from 0.1A to 3200A, adjustable working electric current is connected in the power system of 0.1A to 3200A, circuit under carrying and disjunction normal condition (including the overload condition of regulation), and can connect, circuit under the non-normal condition (such as short circuit) that carrying disjunction specify.
Owing to its being internally integrated element is more, particularly when big electric current passes through, even if being short-circuited, but still inner member can be caused damage and burn.
Utility model content
The purpose of this utility model is to provide one and has high breaking capacity control and protective switch current limliting modular device.
Above-mentioned technical purpose of the present utility model has the technical scheme that
One has high breaking capacity control and protective switch current limliting modular device, including housing, described housing both sides are provided with terminals, described terminals are connected to fixed part and movable part, described fixing does not include the first stator, described stator is connected to static contact, described static contact is u-shaped, in rising, one section is connected with stator, described movable end includes the second stator, described second stator is hinged with the movable contact spring contacted with static contact, described movable contact spring is provided with the response agency keeping movable contact spring to contact with static contact, described movable contact spring and static contact contact position are provided with arc-extinguish chamber.
Pass through technique scheme: in use, the terminals on current limliting modular device housing will be drawn wire, be connected with the connection jaws controlled with protection electrical equipment, again external cord be connected with current-limiting apparatus afterwards, material is thus formed path.When small area analysis passes through, can't there is open circuit in product module device, even such as 16 times in actual short situation, short circuit current is less, carries out product dropout by the product main circuit magnet short-cut path magnetic system that powers on.High breaking current limliting modular device remains Guan Bi on-state.Only when circuit or short-circuit with the load especially big fault current of generation, such as the limit/operation breaking capacity or/and when limiting short-circuit current there occurs, so, powerful Loulun magnetism/electric power/Huo Muli can be formed between movable contact spring and static contact, movable contact spring moment is flicked, cuts off main circuit.Current limliting coefficient is limited in less than 0.2.Ensure that the load equipment reliability that control and protective switching device product runs continuously and protects is powered.Thus protecting the safety of whole control and protective switch product and the safety of whole circuit and load further.Simultaneously as the u-shaped design of static contact, in powerful electric power situation, produce Huo Muli and Loulun magnetism so that product is quicker for turn-off time.Being greatly increased magnetic blow-out faster makes electric arc enter arc-chutes isolation blow-out.After being first turned off product three-phase main circuit, after product, essential part is undertaken promoting product contact connecting plate by electric current magnetic system simultaneously so that product is under mechanical driven, and the electrical apparatus release of product makes all off circuit of whole product.After immediately product really disconnects, current limliting modular device, under the effect of response agency, can be made movable contact spring again contact Guan Bi with static contact and connect, can be played the effect of arc extinguishing simultaneously by the setting of arc-extinguish chamber.
This utility model is further arranged to: be provided with on described housing for installing the first stator and the mounting groove of the second stator.
Pass through technique scheme: in installation process, it is possible to make the firm installation in mounting groove of the first stator and the second stator so that overall structure is more reliable and more stable.
This utility model is further arranged to: be additionally provided with cover plate on described housing, described cover plate is provided with wire lead slot.
Pass through technique scheme: by being on the cover board provided with wire lead slot, it is possible to make to make overall structure more reasonable after installation is complete, it is possible to have space wire, be seated in wire lead slot for the wire connected so that integrated result is better.Make full use of space.
This utility model is further provided with: be provided with locating slot on described second stator, described housing is provided with the locating convex block coordinated with locating slot.
By technique scheme: make the second stator can more accurately and be stably installed to mounting groove by the cooperation of projection and locating slot.
This utility model is further arranged to: be provided with pin-joint piece on described second stator, described pin-joint piece is provided with the first hinge hole, described movable contact spring is provided with the second hinge hole, on described housing, this is provided with the 3rd hinge hole, described first hinge hole, the second hinge hole, the 3rd hinge hole wears and is equipped with jointed shaft.
Pass through technique scheme: achieve movable contact spring on the one hand and be hinged on the second stator, simultaneously, jointed shaft is fixed in the 3rd hinge hole on object, serve the secondary fixation to whole second stator, whole second stator is made more to be stably fixed in housing, it is ensured that will not arbitrarily offset in rotation process at movable contact spring.
This utility model is further arranged to: being provided with articulated column on described housing, described 3rd hinge hole is arranged on articulated column.
Pass through technique scheme: the setting of articulated column so that movable contact spring is limited between articulated column and pin-joint piece, it is prevented that movable contact spring is subjected to displacement, thus causing and overall static contact loose contact.
This utility model is further arranged to: the socket block that described response agency includes spring, is provided with on movable contact spring, and described spring one end is socketed on socket block, and the other end is conflicted with housing, described socket block wears and is equipped with limit shaft.
By technique scheme: spring housing is connected on socket block, simultaneously under the effect of limit shaft, it is possible to be secured firmly between movable contact spring and housing, its simple in construction, it is easy to assemble.
This utility model is further arranged to: being provided with lug on described first stator, described static contact is connected with lug.Being provided with a grade arc plate on described housing, described shelves arc plate stretches in static contact.
Pass through technique scheme: in the process that big short circuit current occurs, due to the setting of lug, raised the height of static contact, simultaneously in the insertion of shelves backplate so that the electric arc of formation can be blocked by shelves backplate, will not enter and continue on.
This utility model is further arranged to: be provided with striking foot on described movable contact spring.
Pass through technique scheme: the setting of striking foot, it is possible to play good striking effect, thus ensure that row's arc effect of its entirety.
This utility model is further arranged to: described terminals are provided with and patch sheet for what insert control and protective switch, described in patch sheet one end and be connected with terminals.The described sheet that patches is zigzag.
Pass through technique scheme: by patching the setting of sheet, it is possible to make it possible in use directly be plugged to by current-limiting apparatus control and protective switch, it is possible to fast and easy is installed.It is arranged to zigzag, it is possible to make to adapt to highly different control and protective switchs simultaneously.
Accompanying drawing explanation
Fig. 1 is the structure chart of embodiment one；
Fig. 2 is the explosive view of embodiment one；
Fig. 3 is the cut-away view of embodiment one；
Fig. 4 is the internal explosion figure of embodiment one;
Fig. 5 is the structure chart of embodiment two.
Accompanying drawing labelling: 1, housing；2, terminals；3, the first stator；4, static contact；5, the second stator；6, movable contact spring；7, mounting groove；8, cover plate；9, wire lead slot；10, locating slot；11, projection；12, pin-joint piece；13, the first hinge hole；14, the second hinge hole；15, the 3rd hinge hole；16, jointed shaft；17, articulated column；18, spring；19, socket block；20, limit shaft；21, lug；22, shelves arc plate；23, striking foot；24, arc-extinguish chamber；25, sheet is patched.
Detailed description of the invention
Embodiment one: referring to figs. 1 through Fig. 4 embodiment one made and illustrating:
One has high breaking capacity control and protective switch current limliting modular device; including housing 1; described housing 1 both sides are provided with terminals 2; described terminals 2 are connected to fixed part and movable part; described fixing does not include the first stator 3; described stator is connected to static contact 4; described static contact 4 is u-shaped; in rising, one section is connected with stator; described movable end includes the second stator 5; described second stator 5 is hinged with the movable contact spring 6 contacted with static contact 4, described movable contact spring 6 is provided with the response agency keeping movable contact spring 6 to contact with static contact 4.Described movable contact spring 6 and static contact 4 contact position are provided with arc-extinguish chamber 24.
Described housing 1 is provided with the mounting groove 7 for installing the first stator 3 and the second stator 5.Described housing 1 is additionally provided with cover plate 8, described cover plate 8 is provided with wire lead slot 9.
Described second stator 5 is provided with locating slot 10, described housing 1 is provided with the locating convex block 11 coordinated with locating slot 10.Described second stator 5 is provided with pin-joint piece 12, described pin-joint piece 12 is provided with the first hinge hole 13, described movable contact spring 6 is provided with the second hinge hole 14, on described housing 1, this is provided with the 3rd hinge hole 15, described first hinge hole the 13, second hinge hole the 14, the 3rd hinge hole 15 wears and is equipped with jointed shaft 16.Being provided with articulated column 17 on described housing 1, described 3rd hinge hole 15 is arranged on articulated column 17.The socket block 19 that described response agency includes spring 18, is provided with on movable contact spring 6, described spring 18 one end is socketed on socket block 19, and the other end and housing 1 are conflicted, and described socket block 19 wears and is equipped with limit shaft 20.Being provided with lug 21 on described first stator 3, described static contact 4 is connected with lug 21.Being provided with a grade arc plate 22 on described housing 1, described shelves arc plate 22 stretches in static contact 4.Described movable contact spring 6 is provided with striking foot 23.
In use, the terminals 2 of current-limiting apparatus will be drawn wire, be connected with the connection jaws controlled with protection electrical equipment, again external cord be connected with current-limiting apparatus afterwards, material is thus formed path.When small area analysis passes through, open circuit can't occurring, even under short-circuit conditions, electric current is less of sending out short circuit, carries out open circuit by the shorting system of control and protective switch self.Only when being short-circuited; when electric current is bigger; so; Huo Muli can be formed between movable contact spring 6 and static contact 4; movable contact spring 6 is flicked, momentary breaks occurs, thus can set out the open-circuit system of control and protective switch self; make whole system generation open circuit, thus protecting the safety of whole control and protective switch.Simultaneously as the u-shaped setting of static contact 4, extend the loop of electric current so on the one hand so that whole current reflux is safer.After open circuit, under the effect of response agency, movable contact spring 6 can be made again to contact with static contact 4, served the effect of arc extinguishing by the setting of arc-extinguish chamber..
In installation process, it is possible to make the firm installation in mounting groove 7 of the first stator 3 and the second stator 5 so that overall structure is more reliable and more stable.
By being provided with wire lead slot 9 on cover plate 8, it is possible to make to make overall structure more reasonable after installation is complete, it is possible to have space wire, it is seated in wire lead slot 9 for the wire connected so that integrated result is better.Make full use of space.
Make the second stator 5 can more accurately and be stably installed to mounting groove 7 internal by the cooperation of projection 11 and locating slot 10.
Achieve movable contact spring 6 on the one hand and be hinged on the second stator 5, simultaneously, jointed shaft 16 is fixed in the 3rd hinge hole 15 on object, serve the secondary fixation to whole second stator 5, whole second stator 5 can be stably fixed in housing 1 more, it is ensured that will not arbitrarily offset in rotation process at movable contact spring 6.
The setting of articulated column 17 so that movable contact spring 6 is limited between articulated column 17 and pin-joint piece 12, it is prevented that movable contact spring 6 is subjected to displacement, thus causing and overall static contact 4 loose contact.
Spring 18 is socketed on socket block 19, simultaneously under the effect of limit shaft 20, it is possible to be secured firmly between movable contact spring 6 and housing 1, its simple in construction, it is easy to assemble.
In the process that big short circuit current occurs, due to the setting of lug 21, raise the height of static contact 4, simultaneously in the insertion of shelves backplate so that the electric arc of formation can be blocked by shelves backplate, will not enter and continue on.
The setting of striking foot 23, it is possible to play good striking effect, thus ensure that row's arc effect of its entirety.
With reference to Fig. 5 embodiment two made and illustrating
Embodiment two is to make improvement on the basis of embodiment: described terminals are provided with and patch sheet for what insert control and protective switch, described in patch sheet one end and be connected with terminals.The described sheet that patches is zigzag.By patching the setting of sheet, it is possible to make it possible in use directly be plugged to by current-limiting apparatus control and protective switch, it is possible to fast and easy is installed.It is arranged to zigzag, it is possible to make to adapt to highly different control and protective switchs simultaneously.
This specific embodiment is only to explanation of the present utility model; it is not to restriction of the present utility model; the present embodiment can be made the amendment not having creative contribution as required by those skilled in the art after reading this specification, but as long as being affected by the protection of Patent Law in right of the present utility model.
Claims (10)
1. one kind has high breaking capacity control and protective switch current limliting modular device, it is characterized in that: include housing, described housing both sides are provided with terminals, described terminals are connected to fixed part and movable part, described fixed part includes the first stator, described first stator is connected to static contact, described static contact is u-shaped, and one end is connected with stator, described movable end includes the second stator, described second stator is hinged with the movable contact spring contacted with static contact, described movable contact spring is provided with the response agency keeping movable contact spring to contact with static contact, described movable contact spring and static contact contact position are provided with arc-extinguish chamber.
2. one according to claim 1 has high breaking capacity control and protective switch current limliting modular device, it is characterised in that: described housing is provided with for installing the first stator and the mounting groove of the second stator.
3. one according to claim 1 has high breaking capacity control and protective switch current limliting modular device, it is characterised in that: described housing is additionally provided with cover plate, described cover plate is provided with wire lead slot.
4. one according to claim 1 has high breaking capacity control and protective switch current limliting modular device, it is characterised in that: described second stator is provided with locating slot, described housing is provided with the locating convex block coordinated with locating slot.
5. one according to claim 1 has high breaking capacity control and protective switch current limliting modular device; it is characterized in that: described second stator is provided with pin-joint piece; described pin-joint piece is provided with the first hinge hole; described movable contact spring is provided with the second hinge hole; on described housing, this is provided with the 3rd hinge hole, described first hinge hole, the second hinge hole, the 3rd hinge hole wears and is equipped with jointed shaft.
6. one according to claim 5 has high breaking capacity control and protective switch current limliting modular device, it is characterised in that: being provided with articulated column on described housing, described 3rd hinge hole is arranged on articulated column.
7. one according to claim 6 has high breaking capacity control and protective switch current limliting modular device; it is characterized in that: the socket block that described response agency includes spring, is provided with on movable contact spring; described spring one end is socketed on socket block; the other end is conflicted with housing, described socket block wears and is equipped with limit shaft.
8. one according to claim 1 has high breaking capacity control and protective switch current limliting modular device; it is characterized in that: described first stator is provided with lug; described static contact is connected with lug; described housing is provided with a grade arc plate; described shelves arc plate stretches in static contact, and described movable contact spring is provided with striking foot.
9. one according to claim 1 has high breaking capacity control and protective switch current limliting modular device, it is characterised in that: described terminals are provided with and patch sheet for what insert control and protective switch, described in patch sheet one end and be connected with terminals.
10. one according to claim 9 has high breaking capacity control and protective switch current limliting modular device, it is characterised in that: described in patch sheet be zigzag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620149136.3U CN205406416U (en) | 2016-02-27 | 2016-02-27 | Control of high breaking capacity and protection switch current limiting module device have |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620149136.3U CN205406416U (en) | 2016-02-27 | 2016-02-27 | Control of high breaking capacity and protection switch current limiting module device have |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205406416U true CN205406416U (en) | 2016-07-27 |
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ID=56424641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620149136.3U Expired - Fee Related CN205406416U (en) | 2016-02-27 | 2016-02-27 | Control of high breaking capacity and protection switch current limiting module device have |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205406416U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI822900B (en) * | 2018-11-07 | 2023-11-21 | 日商迪睿合股份有限公司 | Protection element |
-
2016
- 2016-02-27 CN CN201620149136.3U patent/CN205406416U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI822900B (en) * | 2018-11-07 | 2023-11-21 | 日商迪睿合股份有限公司 | Protection element |
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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: 20160727 Termination date: 20200227 |