CN101395688B

CN101395688B - Switching device

Info

Publication number: CN101395688B
Application number: CN2007800075576A
Authority: CN
Inventors: 恩斯特·哈默迈尔
Original assignee: Moeller Gebaudeautomation GmbH
Current assignee: Moeller Gebaudeautomation GmbH
Priority date: 2006-03-02
Filing date: 2007-02-26
Publication date: 2011-08-10
Anticipated expiration: 2027-02-26
Also published as: AT503262B1; CN101395688A; ES2365759T3; AT503262A1

Abstract

The device (1) has switching contacts that close and/or open an electric circuit. A tripping apparatus is provided for automatically disconnecting the switching contacts, and a housing (2) has a front side, onto which a cover cap (4) is clipped. The cover cap has a latch engaged into a locking groove that is arranged at the housing. The housing has a housing projection that forms the front side.

Description

Switchgear

Technical field

The present invention relates to a kind of switchgear; particularly line protection switch and/or failure current protection switch; have housing and have the switch contact that is used for closure and/or disconnects at least one current circuit; wherein be provided for the trigger equipment of automatic separating switch contact; its middle shell has at least one front; wherein on described front, clamp cover; wherein cover has at least one screens crosspiece; described screens crosspiece engages at least one and is provided with in the draw-in groove on the housing; wherein cover and housing are fabricated like this; promptly under the situation that is installed in the cover on the front; the nothing that the screens that their preventions are made of draw-in groove and screens crosspiece is connected is destroyed to open particularly not have to destroy and is upwarped; its middle shell has the housing protuberance; described housing protuberance region-type ground at least constitutes described front; and at least one pin district, carry out the transition in the housing; switch lever wherein preferably is set in the zone of housing protuberance; wherein particularly in the zone at least one pin district; cover is connected with insurance with housing and/or housing protuberance and is connected; and described insurance connection is fabricated like this; be that the nothing destruction that described insurance connection stops screens to connect is opened, particularly do not have to destroy to upwarp.

Background technology

EP 0 849 757A illustrate and are used for Denso and set and be equipped with, especially for the housing of line protection switch or failure current protection switch.

EP 0 375 488A illustrate and are used for Denso and set and be equipped with, and especially for the housing of line protection switch or failure current protection switch, described housing has two half housings that come read fortune to stack from the service position to put.

US 5 894 404 A illustrate a plurality of cutout modules on distribution panelboard and are used for a plurality of for example each two the total cover plate of described cutout module.

US 5 909 019 A illustrate the mounting plate that is used for assembling at carrier element switch element from the service position transmission.

EP 0 753 872 A1 illustrate the housing that the part by at least two complementations that is used for electric installation is formed.

DE 27 48 431 B1 are illustrated in the different execution modes of the grab on the housing parts of injection moulding.

US 4 872 087 A illustrate the housing with upper half-shell and housing lower half that is used for electronic assemblies equipment.

Switchgear, particularly protection switch, for example line protection switch and/or failure current protection switch are by known, and these switchgears have the many on earth countries in identical function ground basically and sell and use.This switchgear has identical internal structure in different countries.Yet is different about the bye law that switchgear must mark in many countries.Like this may be for example in national A, determine, be essential with the mark of impression style on switchgear, yet other mark is essential in national B, these marks for example are not as impression, but must be fabricated with the style that embeds the embossment in the described switchgear.Well-known is additionally bought switchgear or is sold to third-party vendor from the third party manufacturer.In this case, described switchgear must not only will adapt to third company about company's mark, and the structure of switchgear should adapt to the structure of other switchgears of described third company.

For any one market or any one third-party vendor, the switchgear of producing the shell with oneself is necessary thus up to now.Because the housing as the switchgear of line protection switch or failure current protection switch is formed based on necessary function very bothersomely; particularly has the internal mechanism that forms very bothersomely; to this necessary compression casting moulding or extrusion modling also is very bothersome and costliness, and the production requirement of the new design time for a long time.Preservation in the warehouse has produced expensive for the production of different housings style or for the different housings style like this.So also reduced the flexibility of producer's angle, this producer must use different housings for each market.By housing bothersome, spend the manufacturing of time for a long time, only may be very lentamente, or with long lingeringly customer demand being reacted, or new or altered market reacted.

Summary of the invention

The objective of the invention is to, illustrate the switchgear of the described type of beginning thus, utilize described switchgear, mentioned shortcoming can be avoided, and described switchgear makes production simple and that save cost become possibility, wherein can be quickly, neatly and save local to because market or client and altered demand is made a response.

This purpose realizes thus according to the present invention, promptly in the zone in pin district, particularly in the direct transformation district of housing protuberance in the housing, in housing, make up at least one safety groove, and cover engages in the described safety groove, and constitutes the insurance connection like this.

The manufacturing of switchgear can be by simple and save local formation whereby, wherein can be quickly and neatly the demand that changes owing to market or client is made a response.Switchgear can be produced whereby, described switchgear can have identical functions ground for all market, country and/or client be produced, and wherein switchgear becomes possibility for the adaptation of each market, client and/or the country setting by suitable cover.Only unique a kind of housing is employed when switchgear is made whereby, thus the production waste of different housings has just been avoided.The manufacturing of switchgear just has been simplified whereby because produce need not to consider switchgear finally make land used.Switchgear for example is being formed in final manufacturing step for the adaptation in market neatly whereby.Because cover by little ground, form simply, is formed equally simply for the multi-form of different covers, and can ratio such as the form of complete housing produce more quickly basically.The mode of being produced by new cover in the relatively short time can be made a response to variation or requirement owing to market and/or client in the mill quickly whereby, and cover is set to be made on the good switchgear.

By clamping of cover, can make equally that the production according to switchgear of the present invention is simplified basically.The process that clamps both can be manual, also can be automatically to be carried out simply by manipulator, and wherein by clamping, the especially simple and lasting setting of cover on switchgear is reached.

Cover good fastening on the switchgear housing is possible whereby.Cover just is connected with the reliable screens of housing and has constituted whereby.

Whereby, removing of cover can be prevented from the switch of finishing assembling, and the processing safety of switch can be enhanced thus.

Removing of cover can be stoped effectively and simply in the switch of finishing assembling whereby, and the processing safety of switch can be enhanced thus.

Being connected with very effective insurance of especially simply being configured whereby is made into, and described insurance is connected with the automation assembling that is beneficial to switchgear.

In this connection, can be designed in further embodiment of the present invention, described at least one screens connects in the zone that is arranged between the top district of insuring connection and housing protuberance.Connect from leaving and to be seen basically insuring to connect be embodied as near user's zone-transfer by insuring; and therefore also additionally the protection insurance connect preventing the change that is not allowed to afterwards, and do not damage the plane that is used for switch explanatory note necessity yet.

A change scheme of the present invention, wherein said front constitutes by the housing protuberance, and the housing protuberance has the shape of the cuboid that is placed to the rectangle that has first and second end faces on the housing basically, can be like this, promptly in the zone in the pin district of first and second end faces, there is a safety groove to be fabricated respectively, and described cover and the adjacent ground connection of described first and second end faces have an insurance projection respectively, described insurance projections mesh is gone in the described safety groove, and has an insurance to connect and compose like this in the zone of first and second end faces respectively.Whereby especially reliably with can not be possible by setting and structure approaching, that insurance is connected for the effect that is not allowed to.

According to further embodiment of the present invention, its middle shell constitutes by at least two shells, described shell, can be designed as mutually by placing and riveted joint with its free incline, only has a draw-in groove to be fabricated respectively on one described first and second end faces in two shells.Whereby for the change in the structure of the formation outfit of shell, particularly compression casting moulding can only limit to shell, and the cost that changes for necessity can be kept cheaply thus.

A further embodiment according to the present invention is in having the switchgear of housing, housing constitutes by at least two shells, two shells with its free incline mutually by placing and riveted joint, wherein shell can have the riveted pipe that is used to hold rivet of mutual transition respectively, can be designed as, at least one draw-in groove constitutes by the perimeter of riveted pipe.In any case the riveted pipe that exists in housing can be applied to another application target whereby, promptly as being used for the draw-in groove that cover clamps.The draw-in groove that more ad hoc is arranged on other zone of housing can be abandoned whereby.Casing structure simple especially whereby and the saving cost is possible.Existing whereby shell structure is only passed through minimum change, but further is not employed with in addition not changing with all one's exertions.Switchgear with this housing also has extra high mechanical stability and torsional rigidity especially, because power that act on described cover or that transmit by described cover is directly delivered to riveted pipe through the screens crosspiece, this also is to cause further reversing of housing why not.

In improvement project of the present invention, having at positive and cover is in the switchgear of basal plane of rectangle basically, can be designed as, in the zone of four front side angles, be respectively provided to a few draw-in groove and a screens crosspiece is set respectively in the zone at four cover plate angles.Good especially whereby and stable cover fixedly having reached on housing.

In improvement project of the present invention, have at least one switchgear that is used for first perforation that runs through guiding of switch lever can be designed as in the front, cover covers positive basically fully, and has second perforation, and second perforation is the same big with first perforation at least.Whole whereby front can adapt to the demand of the rule of market, client and/or country.

According to another embodiment of the invention, can be designed as in housing has the switchgear of two substantially parallel housing sides, cover has at least one top cover side, and the top cover side is connected on the housing side of adjoining mutually with flushing basically.The torsion proof cover can be made into whereby, and described cover also bears the load of manufacturing machine hand.Switchgear is configured whereby, and described switchgear is in that can not had by approaching zone for the user can be descried or can be by approaching housing slit.

Can be designed as according to another embodiment of the invention, by at least one, particularly two ribs are defined in the zone of top cover side in described second perforation.It is protected and handled that described whereby switch lever can not be subjected to side force to influence ground.

In this connection, can be designed as in improvement project of the present invention, described at least one rib has at least one, and particularly two holes are used for the switch lever stopping element, and for example metal wire runs through guiding.Switch lever in two end positions is by stop whereby, thus stop switching devices be not allowed to control.

A change scheme of the present invention is that cover has the 3rd perforation that is used for position of the switch indicating device.The position of switch contact also can be shown when using cover whereby, and wherein the 3rd perforation can adapt to the demand of market and/or third-party vendor in shape and configuration.

Description of drawings

The present invention is at length set forth with reference to accompanying drawing, and a preferred embodiment is described for example in the accompanying drawings.Here illustrate:

Fig. 1: according to first embodiment that has the switchgear of cover of the present invention;

Fig. 2: the switchgear that has first and second embodiment of the cover that is removed according to Fig. 1;

Fig. 3: according to the detail view of the cover of Fig. 1 or Fig. 2;

Fig. 4: according to the detail view of the housing of the switchgear of Fig. 1 or Fig. 2;

Fig. 5: second embodiment of switchgear that has third and fourth embodiment of the cover that takes off;

Fig. 6: according to the switchgear that has setting cover thereon of Fig. 5;

Fig. 7: according to first shell of the switchgear of Fig. 6 and the detail view of cover; And

Fig. 8: the detail view of representing with axonometric drawing according to the setting of Fig. 7.

Embodiment

Fig. 1 and Fig. 6 illustrate the particularly preferred embodiment that has housing 2 and have the switchgear 1 of the switch contact that is used for closure and/or disconnects at least one current circuit, wherein be provided with a trigger equipment that is used for automatic separating switch contact, and wherein said housing 2 has a front 3 at least, and wherein cover 4 is clamped on positive 3.

The switchgear 1 that switchgear 1 according to the present invention can be an each type.Decision design is used for switchgear 1, particularly line protection switch and/or the failure current protection switch of electric protection measure.

By measure according to the present invention, the manufacturing of switchgear 1 can be simply with save into this locality and be formed, wherein can be quickly and neatly the demand that changes owing to market or client is reacted.Switchgear 1 can be produced whereby, described switchgear can have identical function ground for all market, country and/or client to be produced, and wherein switchgear 1 becomes possibility for the adaptation of each market, client and/or the country setting by corresponding cover 4.Only unique a kind of housing 2 is employed when switchgear 1 is made whereby, thus the production waste of different housings 2 has just been avoided.The manufacturing of switchgear 1 just has been simplified whereby because produce need not to consider switchgear 1 finally make land used.Switchgear 1 for example is being formed in final manufacturing step for the adaptation in market neatly whereby.Because cover 4 is formed littlely and simply, formed simply equally for the different production forms of different covers 4, and can ratio such as the production form of complete housing 2 produce more quickly basically.Whereby the mode of being produced by cover new in the relatively short time 4 can be in the mill to because the variation that market and/or client produce or require to make a response quickly, cover 4 is set on the switchgear of generally having made 1.

By clamping of cover 4, can make equally that the production according to switchgear 1 of the present invention is simplified basically.The process that clamps both can be manual, also can be automatically for example to be carried out simply by manipulator, and wherein by clamping, the especially simple and lasting setting of cover 4 on switchgear 1 is reached.Can be designed as especially, cover 4 is installed on the front 3 of housing 2 or housing 2 inseparably.Can be interpreted as that for inseparable clamping two parts separate and do not have two parts is that damaging to small part of a part in housing 2 and/or the cover 4 is impossible to this.The change afterwards of switchgear or mark variation are prevented from thus.

Described housing 2 and/or described cover 4 preferably are made of insulating material, and wherein every kind of insulating material can be designed as, and described insulating material is applicable to and constitutes respective housings 2 and/or corresponding cover 4.Be designed to especially, described insulating material is a synthetic material, and described synthetic material is applicable to compression casting method or pressing method.

Fig. 2 illustrates the switchgear 1 according to Fig. 1, and wherein said cover 4 is removed, and the embodiment of second optional cover 4 is illustrated.Described cover 4 is clamped on the front 3 of switchgear 1.Described positive 3 is the part of described housing 2 according to the present invention, described part in the installation site that is designed to towards the user.If switchgear 1 as what preferably be designed, comprises switch lever 6, described like this switch lever preferably is set at the regional interior of front 3 or passes positive 3.Switchgear 1 according to the present invention has the device that is used to connect lead, and particularly the form of binding clip 21 at first is a bar clamp.Particularly preferred switchgear 1 according to Fig. 1 and Fig. 2 is equipped with two binding clips 21.Described clamping screw opening 22 is set in the plane of housing 2.The lifting from the described plane of casing structure 23 or housing protuberance 32.Be designed in the particularly preferred embodiment that is described of switchgear 1, positive 3 constitute by the surface of being launched by casing structure 23.Described positive 3 also have first perforation 5, and the switch lever 6 of manual manipulation that is used for switchgear 1 is from described perforation overtoping.

Positive 3 to have be the basal plane 12 of rectangle basically in described preferred embodiment, and wherein said basal plane 12 is housing 2 horizontal interfaces in positive 3 zone.

In switchgear 1 according to the present invention, on the front 3 of housing 2, clamp cover 4.Here, every type clamp can be designed as, for example by one on cover 4 or a plurality of pin, described pin can be inserted on the housing 2 correspondingly fully opposite (gegengleich), but a little in the opening of point.Particularly preferably be designed to, cover 4 has at least one screens crosspiece 11, and described screens crosspiece engages at least one draw-in groove 10 that is provided with in positive 3 zone.Cover 4 just is connected with the reliable screens of housing 2 and has constituted whereby.

In particularly preferred embodiment, switchgear 1 according to the present invention is designed to, and described housing 2 constitutes by at least one first shell 25 and one second shell 26, and the embodiment that wherein has more than two

shells

25,26 also can be designed.Described first shell 25 has the first free incline 27 and described second shell 26 has the second free incline 28.Be used for according to described in the housing of having made 2 of switchgear 1 of the present invention first with described

second shell

25,26 at its

free incline

27,28 places mutually by placing and being connected.Described thus first and described

second shell

25,26 have the tubulose that is used for jockey hold place 31.Described tubulose holds the place and 31 is set at like this on each

single shell

25,26, and the continuous tubulose that promptly is configured for holding jockey in the

shell

25,26 that is combined as housing 2 holds place 31.Different jockeys can be designed as, for example screw and/or rivet.Be preferably designed to be, described at least two

shells

25,26 are connected by rivet, are therefore riveted.Therefore the place 31 that holds of tubulose preferably relates to so-called riveted pipe 29, also be to locate 31 holding of tubulose, the described place of holding is designed or is configured especially by following manner in order to hold at least one rivet, i.e. diameter and/or the corner angle of riveted pipe 29 with regional deviation for example, rivet can be supported thereon.Housing 2 preferably has the riveted pipe 29 of the described form of the number that can be predesignated, wherein can be designed as especially, and the riveted pipe 29 of at least two described forms can be set in the zone in front 3.Particularly preferably be designed to, described at least two riveted pipes 29 constitute positive 3 outer limit, and this riveted pipe preferably is set on the housing side 8 basically usually, has advantage ground especially shown in figure 2 as this situation.Described riveted pipe 29 has wall thickness and perimeter 30.

Be designed in the particularly preferred embodiment of switchgear 1 according to the present invention thus, described at least one draw-in groove 10 constitutes by the perimeter 30 of riveted pipe 29.Illustrated particularly well in Fig. 4, described draw-in groove 10 is that the perimeter 30 of the how edge side by described riveted pipe 29 constitutes.Here also can be designed as, more zone or described complete riveted pipe 29 are fabricated as draw-in groove 10, and described draw-in groove 10 can extend on the integral width of switchgear 1 so.

If described positive 3 and described cover 4 to have be the basal plane 12 of rectangle basically, as in the preferred embodiment that is described, can be for described cover 4 be preferably designed to be to reliable with lasting especially being connected on the described housing 2, in the zone of four front side angles 13 respectively at least one draw-in groove 10 and in the zone at four cover plate angles 14 respectively a screens crosspiece 11 be set up.Fig. 3 illustrates two cover plate angles 14 of the cover 4 of the screens crosspiece 11 with clear and legible knowledge with the view of strengthening amplifying.Fig. 4 illustrates the detailed view that the reinforcement of front side angle 13 in the front 3 of described housing 2 is amplified.

By riveted pipe 29 being used as the part of draw-in groove 10, can constitute the switchgear 1 of special simple construction, described switchgear has had function completely when not having cover 4.

Fig. 5 illustrates second preferred embodiment according to switchgear 1 of the present invention with the cover 4 that is clamped or can be clamped to Fig. 8, the screens that wherein set forth the front is used for screens crosspiece 11 or draw-in groove 10 connects 41 embodiment and also can be designed at the embodiment that further sets forth subsequently, in particular as the enforcement of the described draw-in groove 10 of the subregion of riveted pipe 29.

Be preferably designed to be in the embodiment of Fig. 8 according to Fig. 5, screens crosspiece 11 is implemented in the zone of the insurance projection 40 of cover 4 as the ledge of wedge shape, the insurance projection 40 of wherein said cover 4 preferably be implemented as with described positive 3 in abutting connection with or with described and positive 3 housings that adjoin 2 adjacency.As especially described in Fig. 5, described housing 2 is preferably by 25,26 formations of at least two shells, described

shell

25,26 with its

free incline

27,28 mutually by placement with riveted.As described in Fig. 7 and Fig. 8, be designed to especially, only on first and second end faces 38,39 of one of two

shells

27,28, make up draw-in groove 10 respectively, wherein said draw-in groove 10 is designed and structure is used to hold screens crosspiece 11.

Particularly preferably can in switchgear 1 according to the present invention, be designed to, cover 4 and housing 2 are fabricated like this, promptly under the situation that is installed in the cover 4 on positive 3, their stop the screens that is made of draw-in groove 10 and screens crosspiece 11 to be connected opening that 41 nothing destroys, and particularly do not have upwarping of destruction.All kinds that can design construction according to the present invention, its for example by described cover 4 to the described housing 2, stop screens to connect 41 connection that upwarp, form fit, perhaps for example pass through the setting of securing member (for example screw), the screens that prevention is made of draw-in groove 10 and screens crosspiece 11 is connected opening that 41 nothing destroys, and does not particularly have upwarping of destruction.Be preferably designed to be, described housing 2 and described cover 4 are fabricated like this, so that in order to reach the effect of setting forth above, need not more tools.

Fig. 5 illustrates particularly preferred embodiment according to switchgear 1 of the present invention to Fig. 8, and wherein said housing 2 has housing protuberance 32, and described housing protuberance 32 region-type ground has at least constituted positive 3.The housing protuberance of being mentioned 32 is particularly related to the housing protuberance 32 that exists in commercial general protection switch, manual operating mechanism wherein is set usually, and particularly switch lever 6.As described, carry out the transition in the housing 2 at least one pin district 33 middle shell protuberance 32.Particularly preferably with as be designed to shownly, particularly in the zone at least one pin district 33, cover is connected 34 with housing 2 and/or housing protuberance 32 with insurance and connects, and described insurance connects 34 and makes up by this way, be that described insurance connection stops the nothing destruction of screens connection 41 to be opened, particularly do not have to destroy to upwarp.Just as has been stated, the insurance that can be provided with every type connects, for example by the housing projection is set in the zone of cover 4, especially in screens connects 41 zone, thus screens connect 41 pry open or the use of instrument just has been prevented from.

Be preferably designed to be, in the zone in pin district 33, particularly in the direct transformation district of housing protuberance 32 in the housing 2, make up at least one safety groove 35 in housing 2, and cover 4 engages in the safety groove 35, insurance connection 34 has just constituted like this.Safety groove 35 can both be implemented as the whole width through housing 2 here, yet also can be designed as, 35 of safety grooves on the partial width of housing 2, extend and for example as circle, bag shape hole and being implemented.Can be arranged side by side mutually with the safety groove of predesignating number 35 dissimilar or that same type is implemented.

In order to stop upwarping and/or opening of screens connection 41 especially effectively, preferably be designed to, at least one screens connects in 41 zones that are arranged between the top district 36 of insuring connection 34 and housing protuberance 32, wherein the top distinguishes 36, the same with the peak value of mathematic curve, indicated the highest lifting place of housing protuberance 32 basically.

Fig. 5 illustrates particularly preferred embodiment as the safety groove 35 of draw-in groove or slot to Fig. 8, and the part of cover 4 can be inserted into or can be snapped into or be snapped in the described safety groove 35.Positive 3 constitute by housing protuberance 32 in described preferred embodiment, and housing protuberance 32 is as being to be placed to the shape of cuboid 37 of the rectangle with first and

second end faces

38,39 on the housing 2 and effective basically.In the zone in the pin district 33 of first and second end faces 38,39, be built with a safety groove 35 respectively, described safety groove is as being implemented in housing 2 or in pin district 33 along the groove of first and/or

second end face

38,39 point-blank basically.Described cover 4 has an insurance projection 40 respectively with described first and second end faces, 38,39 adjacent ground connection.Insurance projection 40 engages in the described safety groove 35, and constitutes an insurance connection 34 like this in the zone of first and second end faces 38,39 respectively.The insurance of described type connects 34 and has stoped removing of cover 4 enduringly, because screens connects 41 pry open basically and can not be accomplished by quilt, and does not destroy switchgear 1 thus, because the use of instrument has also been stoped as much as possible.Thisly also just can be positioned on the switchgear 1 quickly and simply to the cover 4 of Fig. 8 by simple automat for manufacturing according to Fig. 5.

Be preferably designed to be, switchgear 1 has the housing 2 that has two substantially parallel housing sides 8.Can be designed as like this, cover 4 is set on such housing 2, cover 4 has at least one top cover side 9, and top cover side 9 is connected on the housing side of adjoining mutually 8 with flushing basically.In such execution mode, housing 2 is in positive 3 zone, or in the zone that next cover 4 should occupy, relatively housing side 8 is retracted, thus that make foregoing top cover side 9 flushing to the housing side 8 or the smooth possibility that is connected to become.Torsion proof cover 4 has been made whereby, and described cover also bears the load of manufacturing machine hand.Switchgear 1 is configured whereby, and described switchgear 1 is in that can not had by approaching zone for the user can be descried or can be by approaching housing slit.

Just as already explained, positive 3 preferably have first perforation 5 that runs through guiding that is used for switch lever 6.Preferably be designed in such execution mode, it is positive 3 that cover 4 covers basically fully, and cover 4 to have second perforation, 7, the second perforation 7 the same big with first perforation 5 at least.Second perforation 7 is at first 5 the same big with first perforation basically on the direction of motion of switch lever 6 at this, and meets at right angles with the direction of motion of switch lever 6 that the handle 24 with switch lever 6 is the same big or equally wide basically on ground.

For guide switch bar 6 or in order to protect it not can be designed as by the influence of the power of side direction, second perforation 7 in the zone of top cover side 9 by at least one, two ribs 17 and limiting particularly.Here can be particularly preferably, and just as specified, can be designed as, described at least one rib 17 has at least one, and particularly two holes 18 are used for the switch lever stopping element, and for example metal wire runs through guiding.By described switch lever stopping element, for example importing of metal wire, switch lever 6 in two end positions is by stop, thus stop switching devices 1 be not allowed to control.

Particularly preferably in design in the switchgear 1 with position of the switch indicating device 20, cover 4 has the 3rd perforation 19 that is used for position of the switch indicating device 20, whereby also can be when using cover 4 position of the switch contact of display switch equipment 1, and wherein the 3rd perforation 19 can adapt to the demand of market and/or third-party vendor in shape and configuration.Fig. 2 illustrates the switchgear 1 with two covers 4 different or that can replace, and described cover has the 3rd perforation 19 of differently design.The stock can significantly be reduced whereby, and make can be quickly and the different specification of producing switchgear 1 uncomplicatedly.

As in embodiment according to Fig. 1 and Fig. 2, can design, cover 4 has at least one projection 15 that is used to cover at least one piping porosity 31 (therefore particularly riveted pipe 29).Piping porosity 31 can be capped whereby, and this just can help to stop the manual manipulation (Manipulation) on described switchgear 1 afterwards.Here can particularly preferably be designed to, described at least one projection 15 is set in the zone of described at least one screens crosspiece 11, particularly in the zone of top cover side 9.The riveted pipe 29 that is arranged at first laterally whereby on the housing 2 can be sealed up.

In category of the present invention, combination in any that can design feature particularly also can design the combination in any of the feature of the different embodiment that is set forth of the present invention, even these are not at large set forth as combination.

Claims

1. switchgear (1), have housing (2) and have the switch contact that is used for closure and/or disconnects at least one current circuit, wherein, be provided for the trigger equipment of automatic separating switch contact, wherein, described housing (2) has at least one front (3), wherein, on described front (3), clamp cover (4), wherein, described cover (4) has at least one screens crosspiece (11), described screens crosspiece (11) engages at least one and is arranged in the draw-in groove (10) on the described housing (2), wherein, described cover (4) and described housing (2) so are fabricated, promptly under the situation that is installed in the described cover (4) on the described front (3), described cover (4) destroys with the nothing that described housing (2) stops the screens that is made of draw-in groove (10) and screens crosspiece (11) to be connected (41) and opens, wherein, described housing (2) has housing protuberance (32), described housing protuberance (32) region-type ground at least constitutes described front (3), and at least one pin district (33), carry out the transition in the described housing (2), wherein, described cover (4) is connected (34) with described housing (2) and/or described housing protuberance (32) with insurance and is connected, and described insurance connects (34) and is fabricated like this, be that the nothing destruction that described insurance connection (34) stops described screens to connect (41) is opened, it is characterized in that, in the zone in described pin district (33), at least one safety groove (35) is fabricated in described housing (2), and described cover (4) engages in the described safety groove (35), and constitutes described insurance connection (34) like this.

2. according to the described switchgear of claim 1 (1), it is characterized in that described at least one screens connects (41) and is set at described insurance and connects in the zone between the top district (36) of (34) and described housing protuberance (32).

3. according to the described switchgear of claim 1 (1), wherein, described front (3) constitutes by described housing protuberance (32), and described housing protuberance (32) has first and second end faces (38 that have that are placed on the described housing (2) basically, the shape of the cuboid of rectangle 39) (37), it is characterized in that, at described first and second end faces (38, in the zone in described pin district (33) 39), be built with safety groove (35) respectively, described cover (4) and described first and second end faces (38,39) adjacent ground connection has insurance projection (40) respectively, described insurance projection (40) engages in the described safety groove (35), and like this at described first and second end faces (38,39) constitute insurance in the zone respectively and connect (34).

4. according to the described switchgear of claim 3 (1), wherein, described housing (2) constitutes by at least two shells (25,26), described two shells with its free incline (27,28) mutually by placing and riveted joint, it is characterized in that, only be built with a draw-in groove (10) respectively on one described first and second end faces (38,39) in described two shells (27,28).

5. according to the described switchgear of claim 1 (1), wherein, described housing (2) constitutes by at least two shells (25,26), described two shells with its free incline (27,28) mutually by placing and riveted joint, wherein, described shell (25,26) has the riveted pipe that is used to hold rivet (29) of mutual transition separately, it is characterized in that, described at least one draw-in groove (10) constitutes by the perimeter (30) of described riveted pipe (29).

6. according to the described switchgear of claim 1 (1), wherein, it is the basal plane (12) of rectangle basically that described front (3) and described cover (4) have, it is characterized in that, in the zone of four front side angles (13), be respectively provided to a few draw-in groove (10), and screens crosspiece (11) is set respectively in the zone at four cover plate angles (14).

7. according to the described switchgear of claim 1 (1), wherein, described front (3) has at least one first perforation (5) that runs through guiding that is used for switch lever (6), it is characterized in that, described cover (4) covers described front (3) basically fully, and have second perforation (7), described second perforation (7) is the same big with described first perforation (5) at least.

8. according to the described switchgear of claim 1 (1), wherein, described housing (2) has two substantially parallel housing sides (8), it is characterized in that, described cover (4) has at least one top cover side (9), and described top cover side (9) is connected on the described housing side of adjoining mutually (8) with flushing basically.

9. according to claim 7 or 8 described switchgears (1), it is characterized in that described second perforation (7) is defined by at least one rib (17) in the zone of described top cover side (9).

10. according to the described switchgear of claim 9 (1), it is characterized in that described at least one rib (17) has at least one hole (18), be used for the guiding that runs through of switch lever stopping element.

11., it is characterized in that described cover (4) has the 3rd perforation (19) that is used for position of the switch indicating device (20) according to the described switchgear of claim 1 (1).

12., it is characterized in that described switchgear (1) is line protection switch and/or failure current protection switch according to the described switchgear of claim 1 (1).

13. according to the described switchgear of claim 1 (1), it is characterized in that, described cover (4) and described housing so are fabricated, promptly under the situation that is installed in the described cover (4) on the described front (3), described cover (4) destroys with the nothing that described housing stops screens to be connected (41) and upwarps.

14., it is characterized in that described insurance connects (34) and is fabricated like this according to the described switchgear of claim 1 (1), promptly described insurance connects (34) and stops the nothing destruction of described screens connection (41) to upwarp.

15., it is characterized in that in the direct transformation district of described housing protuberance (32) in the described housing (2), at least one safety groove (35) is fabricated according to the described switchgear of claim 1 (1) in described housing (2).

16. according to the described switchgear of claim 1 (1), it is characterized in that, switch lever (6) be set in the zone of described housing protuberance (32).

17., it is characterized in that described second perforation (7) is defined by two ribs (17) according to the described switchgear of claim 9 (1) in the zone of described top cover side (9).

18., it is characterized in that described at least one rib (17) has two holes (18) according to the described switchgear of claim 10 (1), be used for the guiding that runs through of switch lever stopping element.